PackageManagerService.java revision d13cb798506a1e04d716c6eac41492c5ae95ccc8
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.Environment; 150import android.os.Environment.UserEnvironment; 151import android.os.FileUtils; 152import android.os.Handler; 153import android.os.IBinder; 154import android.os.Looper; 155import android.os.Message; 156import android.os.Parcel; 157import android.os.ParcelFileDescriptor; 158import android.os.Process; 159import android.os.RemoteCallbackList; 160import android.os.RemoteException; 161import android.os.SELinux; 162import android.os.ServiceManager; 163import android.os.SystemClock; 164import android.os.SystemProperties; 165import android.os.UserHandle; 166import android.os.UserManager; 167import android.os.storage.IMountService; 168import android.os.storage.StorageEventListener; 169import android.os.storage.StorageManager; 170import android.os.storage.VolumeInfo; 171import android.os.storage.VolumeRecord; 172import android.security.KeyStore; 173import android.security.SystemKeyStore; 174import android.system.ErrnoException; 175import android.system.Os; 176import android.system.StructStat; 177import android.text.TextUtils; 178import android.text.format.DateUtils; 179import android.util.ArrayMap; 180import android.util.ArraySet; 181import android.util.AtomicFile; 182import android.util.DisplayMetrics; 183import android.util.EventLog; 184import android.util.ExceptionUtils; 185import android.util.Log; 186import android.util.LogPrinter; 187import android.util.MathUtils; 188import android.util.PrintStreamPrinter; 189import android.util.Slog; 190import android.util.SparseArray; 191import android.util.SparseBooleanArray; 192import android.util.SparseIntArray; 193import android.util.Xml; 194import android.view.Display; 195 196import dalvik.system.DexFile; 197import dalvik.system.VMRuntime; 198 199import libcore.io.IoUtils; 200import libcore.util.EmptyArray; 201 202import com.android.internal.R; 203import com.android.internal.annotations.GuardedBy; 204import com.android.internal.app.IMediaContainerService; 205import com.android.internal.app.ResolverActivity; 206import com.android.internal.content.NativeLibraryHelper; 207import com.android.internal.content.PackageHelper; 208import com.android.internal.os.IParcelFileDescriptorFactory; 209import com.android.internal.os.SomeArgs; 210import com.android.internal.os.Zygote; 211import com.android.internal.util.ArrayUtils; 212import com.android.internal.util.FastPrintWriter; 213import com.android.internal.util.FastXmlSerializer; 214import com.android.internal.util.IndentingPrintWriter; 215import com.android.internal.util.Preconditions; 216import com.android.server.EventLogTags; 217import com.android.server.FgThread; 218import com.android.server.IntentResolver; 219import com.android.server.LocalServices; 220import com.android.server.ServiceThread; 221import com.android.server.SystemConfig; 222import com.android.server.Watchdog; 223import com.android.server.pm.PermissionsState.PermissionState; 224import com.android.server.pm.Settings.DatabaseVersion; 225import com.android.server.storage.DeviceStorageMonitorInternal; 226 227import org.xmlpull.v1.XmlPullParser; 228import org.xmlpull.v1.XmlPullParserException; 229import org.xmlpull.v1.XmlSerializer; 230 231import java.io.BufferedInputStream; 232import java.io.BufferedOutputStream; 233import java.io.BufferedReader; 234import java.io.ByteArrayInputStream; 235import java.io.ByteArrayOutputStream; 236import java.io.File; 237import java.io.FileDescriptor; 238import java.io.FileNotFoundException; 239import java.io.FileOutputStream; 240import java.io.FileReader; 241import java.io.FilenameFilter; 242import java.io.IOException; 243import java.io.InputStream; 244import java.io.PrintWriter; 245import java.nio.charset.StandardCharsets; 246import java.security.NoSuchAlgorithmException; 247import java.security.PublicKey; 248import java.security.cert.CertificateEncodingException; 249import java.security.cert.CertificateException; 250import java.text.SimpleDateFormat; 251import java.util.ArrayList; 252import java.util.Arrays; 253import java.util.Collection; 254import java.util.Collections; 255import java.util.Comparator; 256import java.util.Date; 257import java.util.Iterator; 258import java.util.List; 259import java.util.Map; 260import java.util.Objects; 261import java.util.Set; 262import java.util.concurrent.CountDownLatch; 263import java.util.concurrent.TimeUnit; 264import java.util.concurrent.atomic.AtomicBoolean; 265import java.util.concurrent.atomic.AtomicInteger; 266import java.util.concurrent.atomic.AtomicLong; 267 268/** 269 * Keep track of all those .apks everywhere. 270 * 271 * This is very central to the platform's security; please run the unit 272 * tests whenever making modifications here: 273 * 274mmm frameworks/base/tests/AndroidTests 275adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 276adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 277 * 278 * {@hide} 279 */ 280public class PackageManagerService extends IPackageManager.Stub { 281 static final String TAG = "PackageManager"; 282 static final boolean DEBUG_SETTINGS = false; 283 static final boolean DEBUG_PREFERRED = false; 284 static final boolean DEBUG_UPGRADE = false; 285 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 286 private static final boolean DEBUG_BACKUP = false; 287 private static final boolean DEBUG_INSTALL = false; 288 private static final boolean DEBUG_REMOVE = false; 289 private static final boolean DEBUG_BROADCASTS = false; 290 private static final boolean DEBUG_SHOW_INFO = false; 291 private static final boolean DEBUG_PACKAGE_INFO = false; 292 private static final boolean DEBUG_INTENT_MATCHING = false; 293 private static final boolean DEBUG_PACKAGE_SCANNING = false; 294 private static final boolean DEBUG_VERIFY = false; 295 private static final boolean DEBUG_DEXOPT = false; 296 private static final boolean DEBUG_ABI_SELECTION = false; 297 298 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 299 300 private static final int RADIO_UID = Process.PHONE_UID; 301 private static final int LOG_UID = Process.LOG_UID; 302 private static final int NFC_UID = Process.NFC_UID; 303 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 304 private static final int SHELL_UID = Process.SHELL_UID; 305 306 // Cap the size of permission trees that 3rd party apps can define 307 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 308 309 // Suffix used during package installation when copying/moving 310 // package apks to install directory. 311 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 312 313 static final int SCAN_NO_DEX = 1<<1; 314 static final int SCAN_FORCE_DEX = 1<<2; 315 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 316 static final int SCAN_NEW_INSTALL = 1<<4; 317 static final int SCAN_NO_PATHS = 1<<5; 318 static final int SCAN_UPDATE_TIME = 1<<6; 319 static final int SCAN_DEFER_DEX = 1<<7; 320 static final int SCAN_BOOTING = 1<<8; 321 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 322 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 323 static final int SCAN_REQUIRE_KNOWN = 1<<12; 324 static final int SCAN_MOVE = 1<<13; 325 static final int SCAN_INITIAL = 1<<14; 326 327 static final int REMOVE_CHATTY = 1<<16; 328 329 private static final int[] EMPTY_INT_ARRAY = new int[0]; 330 331 /** 332 * Timeout (in milliseconds) after which the watchdog should declare that 333 * our handler thread is wedged. The usual default for such things is one 334 * minute but we sometimes do very lengthy I/O operations on this thread, 335 * such as installing multi-gigabyte applications, so ours needs to be longer. 336 */ 337 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 338 339 /** 340 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 341 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 342 * settings entry if available, otherwise we use the hardcoded default. If it's been 343 * more than this long since the last fstrim, we force one during the boot sequence. 344 * 345 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 346 * one gets run at the next available charging+idle time. This final mandatory 347 * no-fstrim check kicks in only of the other scheduling criteria is never met. 348 */ 349 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 350 351 /** 352 * Whether verification is enabled by default. 353 */ 354 private static final boolean DEFAULT_VERIFY_ENABLE = true; 355 356 /** 357 * The default maximum time to wait for the verification agent to return in 358 * milliseconds. 359 */ 360 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 361 362 /** 363 * The default response for package verification timeout. 364 * 365 * This can be either PackageManager.VERIFICATION_ALLOW or 366 * PackageManager.VERIFICATION_REJECT. 367 */ 368 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 369 370 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 371 372 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 373 DEFAULT_CONTAINER_PACKAGE, 374 "com.android.defcontainer.DefaultContainerService"); 375 376 private static final String KILL_APP_REASON_GIDS_CHANGED = 377 "permission grant or revoke changed gids"; 378 379 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 380 "permissions revoked"; 381 382 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 383 384 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 385 386 /** Permission grant: not grant the permission. */ 387 private static final int GRANT_DENIED = 1; 388 389 /** Permission grant: grant the permission as an install permission. */ 390 private static final int GRANT_INSTALL = 2; 391 392 /** Permission grant: grant the permission as an install permission for a legacy app. */ 393 private static final int GRANT_INSTALL_LEGACY = 3; 394 395 /** Permission grant: grant the permission as a runtime one. */ 396 private static final int GRANT_RUNTIME = 4; 397 398 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 399 private static final int GRANT_UPGRADE = 5; 400 401 /** Canonical intent used to identify what counts as a "web browser" app */ 402 private static final Intent sBrowserIntent; 403 static { 404 sBrowserIntent = new Intent(); 405 sBrowserIntent.setAction(Intent.ACTION_VIEW); 406 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 407 sBrowserIntent.setData(Uri.parse("http:")); 408 } 409 410 final ServiceThread mHandlerThread; 411 412 final PackageHandler mHandler; 413 414 /** 415 * Messages for {@link #mHandler} that need to wait for system ready before 416 * being dispatched. 417 */ 418 private ArrayList<Message> mPostSystemReadyMessages; 419 420 final int mSdkVersion = Build.VERSION.SDK_INT; 421 422 final Context mContext; 423 final boolean mFactoryTest; 424 final boolean mOnlyCore; 425 final boolean mLazyDexOpt; 426 final long mDexOptLRUThresholdInMills; 427 final DisplayMetrics mMetrics; 428 final int mDefParseFlags; 429 final String[] mSeparateProcesses; 430 final boolean mIsUpgrade; 431 432 // This is where all application persistent data goes. 433 final File mAppDataDir; 434 435 // This is where all application persistent data goes for secondary users. 436 final File mUserAppDataDir; 437 438 /** The location for ASEC container files on internal storage. */ 439 final String mAsecInternalPath; 440 441 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 442 // LOCK HELD. Can be called with mInstallLock held. 443 @GuardedBy("mInstallLock") 444 final Installer mInstaller; 445 446 /** Directory where installed third-party apps stored */ 447 final File mAppInstallDir; 448 449 /** 450 * Directory to which applications installed internally have their 451 * 32 bit native libraries copied. 452 */ 453 private File mAppLib32InstallDir; 454 455 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 456 // apps. 457 final File mDrmAppPrivateInstallDir; 458 459 // ---------------------------------------------------------------- 460 461 // Lock for state used when installing and doing other long running 462 // operations. Methods that must be called with this lock held have 463 // the suffix "LI". 464 final Object mInstallLock = new Object(); 465 466 // ---------------------------------------------------------------- 467 468 // Keys are String (package name), values are Package. This also serves 469 // as the lock for the global state. Methods that must be called with 470 // this lock held have the prefix "LP". 471 @GuardedBy("mPackages") 472 final ArrayMap<String, PackageParser.Package> mPackages = 473 new ArrayMap<String, PackageParser.Package>(); 474 475 // Tracks available target package names -> overlay package paths. 476 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 477 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 478 479 /** 480 * Tracks new system packages [receiving in an OTA] that we expect to 481 * find updated user-installed versions. Keys are package name, values 482 * are package location. 483 */ 484 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 485 486 final Settings mSettings; 487 boolean mRestoredSettings; 488 489 // System configuration read by SystemConfig. 490 final int[] mGlobalGids; 491 final SparseArray<ArraySet<String>> mSystemPermissions; 492 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 493 494 // If mac_permissions.xml was found for seinfo labeling. 495 boolean mFoundPolicyFile; 496 497 // If a recursive restorecon of /data/data/<pkg> is needed. 498 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 499 500 public static final class SharedLibraryEntry { 501 public final String path; 502 public final String apk; 503 504 SharedLibraryEntry(String _path, String _apk) { 505 path = _path; 506 apk = _apk; 507 } 508 } 509 510 // Currently known shared libraries. 511 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 512 new ArrayMap<String, SharedLibraryEntry>(); 513 514 // All available activities, for your resolving pleasure. 515 final ActivityIntentResolver mActivities = 516 new ActivityIntentResolver(); 517 518 // All available receivers, for your resolving pleasure. 519 final ActivityIntentResolver mReceivers = 520 new ActivityIntentResolver(); 521 522 // All available services, for your resolving pleasure. 523 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 524 525 // All available providers, for your resolving pleasure. 526 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 527 528 // Mapping from provider base names (first directory in content URI codePath) 529 // to the provider information. 530 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 531 new ArrayMap<String, PackageParser.Provider>(); 532 533 // Mapping from instrumentation class names to info about them. 534 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 535 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 536 537 // Mapping from permission names to info about them. 538 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 539 new ArrayMap<String, PackageParser.PermissionGroup>(); 540 541 // Packages whose data we have transfered into another package, thus 542 // should no longer exist. 543 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 544 545 // Broadcast actions that are only available to the system. 546 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 547 548 /** List of packages waiting for verification. */ 549 final SparseArray<PackageVerificationState> mPendingVerification 550 = new SparseArray<PackageVerificationState>(); 551 552 /** Set of packages associated with each app op permission. */ 553 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 554 555 final PackageInstallerService mInstallerService; 556 557 private final PackageDexOptimizer mPackageDexOptimizer; 558 559 private AtomicInteger mNextMoveId = new AtomicInteger(); 560 private final MoveCallbacks mMoveCallbacks; 561 562 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 563 564 // Cache of users who need badging. 565 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 566 567 /** Token for keys in mPendingVerification. */ 568 private int mPendingVerificationToken = 0; 569 570 volatile boolean mSystemReady; 571 volatile boolean mSafeMode; 572 volatile boolean mHasSystemUidErrors; 573 574 ApplicationInfo mAndroidApplication; 575 final ActivityInfo mResolveActivity = new ActivityInfo(); 576 final ResolveInfo mResolveInfo = new ResolveInfo(); 577 ComponentName mResolveComponentName; 578 PackageParser.Package mPlatformPackage; 579 ComponentName mCustomResolverComponentName; 580 581 boolean mResolverReplaced = false; 582 583 private final ComponentName mIntentFilterVerifierComponent; 584 private int mIntentFilterVerificationToken = 0; 585 586 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 587 = new SparseArray<IntentFilterVerificationState>(); 588 589 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 590 new DefaultPermissionGrantPolicy(this); 591 592 private static class IFVerificationParams { 593 PackageParser.Package pkg; 594 boolean replacing; 595 int userId; 596 int verifierUid; 597 598 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 599 int _userId, int _verifierUid) { 600 pkg = _pkg; 601 replacing = _replacing; 602 userId = _userId; 603 replacing = _replacing; 604 verifierUid = _verifierUid; 605 } 606 } 607 608 private interface IntentFilterVerifier<T extends IntentFilter> { 609 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 610 T filter, String packageName); 611 void startVerifications(int userId); 612 void receiveVerificationResponse(int verificationId); 613 } 614 615 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 616 private Context mContext; 617 private ComponentName mIntentFilterVerifierComponent; 618 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 619 620 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 621 mContext = context; 622 mIntentFilterVerifierComponent = verifierComponent; 623 } 624 625 private String getDefaultScheme() { 626 return IntentFilter.SCHEME_HTTPS; 627 } 628 629 @Override 630 public void startVerifications(int userId) { 631 // Launch verifications requests 632 int count = mCurrentIntentFilterVerifications.size(); 633 for (int n=0; n<count; n++) { 634 int verificationId = mCurrentIntentFilterVerifications.get(n); 635 final IntentFilterVerificationState ivs = 636 mIntentFilterVerificationStates.get(verificationId); 637 638 String packageName = ivs.getPackageName(); 639 640 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 641 final int filterCount = filters.size(); 642 ArraySet<String> domainsSet = new ArraySet<>(); 643 for (int m=0; m<filterCount; m++) { 644 PackageParser.ActivityIntentInfo filter = filters.get(m); 645 domainsSet.addAll(filter.getHostsList()); 646 } 647 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 648 synchronized (mPackages) { 649 if (mSettings.createIntentFilterVerificationIfNeededLPw( 650 packageName, domainsList) != null) { 651 scheduleWriteSettingsLocked(); 652 } 653 } 654 sendVerificationRequest(userId, verificationId, ivs); 655 } 656 mCurrentIntentFilterVerifications.clear(); 657 } 658 659 private void sendVerificationRequest(int userId, int verificationId, 660 IntentFilterVerificationState ivs) { 661 662 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 663 verificationIntent.putExtra( 664 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 665 verificationId); 666 verificationIntent.putExtra( 667 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 668 getDefaultScheme()); 669 verificationIntent.putExtra( 670 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 671 ivs.getHostsString()); 672 verificationIntent.putExtra( 673 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 674 ivs.getPackageName()); 675 verificationIntent.setComponent(mIntentFilterVerifierComponent); 676 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 677 678 UserHandle user = new UserHandle(userId); 679 mContext.sendBroadcastAsUser(verificationIntent, user); 680 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 681 "Sending IntentFilter verification broadcast"); 682 } 683 684 public void receiveVerificationResponse(int verificationId) { 685 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 686 687 final boolean verified = ivs.isVerified(); 688 689 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 690 final int count = filters.size(); 691 if (DEBUG_DOMAIN_VERIFICATION) { 692 Slog.i(TAG, "Received verification response " + verificationId 693 + " for " + count + " filters, verified=" + verified); 694 } 695 for (int n=0; n<count; n++) { 696 PackageParser.ActivityIntentInfo filter = filters.get(n); 697 filter.setVerified(verified); 698 699 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 700 + " verified with result:" + verified + " and hosts:" 701 + ivs.getHostsString()); 702 } 703 704 mIntentFilterVerificationStates.remove(verificationId); 705 706 final String packageName = ivs.getPackageName(); 707 IntentFilterVerificationInfo ivi = null; 708 709 synchronized (mPackages) { 710 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 711 } 712 if (ivi == null) { 713 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 714 + verificationId + " packageName:" + packageName); 715 return; 716 } 717 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 718 "Updating IntentFilterVerificationInfo for package " + packageName 719 +" verificationId:" + verificationId); 720 721 synchronized (mPackages) { 722 if (verified) { 723 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 724 } else { 725 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 726 } 727 scheduleWriteSettingsLocked(); 728 729 final int userId = ivs.getUserId(); 730 if (userId != UserHandle.USER_ALL) { 731 final int userStatus = 732 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 733 734 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 735 boolean needUpdate = false; 736 737 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 738 // already been set by the User thru the Disambiguation dialog 739 switch (userStatus) { 740 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 741 if (verified) { 742 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 743 } else { 744 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 745 } 746 needUpdate = true; 747 break; 748 749 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 750 if (verified) { 751 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 752 needUpdate = true; 753 } 754 break; 755 756 default: 757 // Nothing to do 758 } 759 760 if (needUpdate) { 761 mSettings.updateIntentFilterVerificationStatusLPw( 762 packageName, updatedStatus, userId); 763 scheduleWritePackageRestrictionsLocked(userId); 764 } 765 } 766 } 767 } 768 769 @Override 770 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 771 ActivityIntentInfo filter, String packageName) { 772 if (!hasValidDomains(filter)) { 773 return false; 774 } 775 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 776 if (ivs == null) { 777 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 778 packageName); 779 } 780 if (DEBUG_DOMAIN_VERIFICATION) { 781 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 782 } 783 ivs.addFilter(filter); 784 return true; 785 } 786 787 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 788 int userId, int verificationId, String packageName) { 789 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 790 verifierUid, userId, packageName); 791 ivs.setPendingState(); 792 synchronized (mPackages) { 793 mIntentFilterVerificationStates.append(verificationId, ivs); 794 mCurrentIntentFilterVerifications.add(verificationId); 795 } 796 return ivs; 797 } 798 } 799 800 private static boolean hasValidDomains(ActivityIntentInfo filter) { 801 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 802 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 803 if (!hasHTTPorHTTPS) { 804 return false; 805 } 806 return true; 807 } 808 809 private IntentFilterVerifier mIntentFilterVerifier; 810 811 // Set of pending broadcasts for aggregating enable/disable of components. 812 static class PendingPackageBroadcasts { 813 // for each user id, a map of <package name -> components within that package> 814 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 815 816 public PendingPackageBroadcasts() { 817 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 818 } 819 820 public ArrayList<String> get(int userId, String packageName) { 821 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 822 return packages.get(packageName); 823 } 824 825 public void put(int userId, String packageName, ArrayList<String> components) { 826 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 827 packages.put(packageName, components); 828 } 829 830 public void remove(int userId, String packageName) { 831 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 832 if (packages != null) { 833 packages.remove(packageName); 834 } 835 } 836 837 public void remove(int userId) { 838 mUidMap.remove(userId); 839 } 840 841 public int userIdCount() { 842 return mUidMap.size(); 843 } 844 845 public int userIdAt(int n) { 846 return mUidMap.keyAt(n); 847 } 848 849 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 850 return mUidMap.get(userId); 851 } 852 853 public int size() { 854 // total number of pending broadcast entries across all userIds 855 int num = 0; 856 for (int i = 0; i< mUidMap.size(); i++) { 857 num += mUidMap.valueAt(i).size(); 858 } 859 return num; 860 } 861 862 public void clear() { 863 mUidMap.clear(); 864 } 865 866 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 867 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 868 if (map == null) { 869 map = new ArrayMap<String, ArrayList<String>>(); 870 mUidMap.put(userId, map); 871 } 872 return map; 873 } 874 } 875 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 876 877 // Service Connection to remote media container service to copy 878 // package uri's from external media onto secure containers 879 // or internal storage. 880 private IMediaContainerService mContainerService = null; 881 882 static final int SEND_PENDING_BROADCAST = 1; 883 static final int MCS_BOUND = 3; 884 static final int END_COPY = 4; 885 static final int INIT_COPY = 5; 886 static final int MCS_UNBIND = 6; 887 static final int START_CLEANING_PACKAGE = 7; 888 static final int FIND_INSTALL_LOC = 8; 889 static final int POST_INSTALL = 9; 890 static final int MCS_RECONNECT = 10; 891 static final int MCS_GIVE_UP = 11; 892 static final int UPDATED_MEDIA_STATUS = 12; 893 static final int WRITE_SETTINGS = 13; 894 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 895 static final int PACKAGE_VERIFIED = 15; 896 static final int CHECK_PENDING_VERIFICATION = 16; 897 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 898 static final int INTENT_FILTER_VERIFIED = 18; 899 900 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 901 902 // Delay time in millisecs 903 static final int BROADCAST_DELAY = 10 * 1000; 904 905 static UserManagerService sUserManager; 906 907 // Stores a list of users whose package restrictions file needs to be updated 908 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 909 910 final private DefaultContainerConnection mDefContainerConn = 911 new DefaultContainerConnection(); 912 class DefaultContainerConnection implements ServiceConnection { 913 public void onServiceConnected(ComponentName name, IBinder service) { 914 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 915 IMediaContainerService imcs = 916 IMediaContainerService.Stub.asInterface(service); 917 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 918 } 919 920 public void onServiceDisconnected(ComponentName name) { 921 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 922 } 923 } 924 925 // Recordkeeping of restore-after-install operations that are currently in flight 926 // between the Package Manager and the Backup Manager 927 class PostInstallData { 928 public InstallArgs args; 929 public PackageInstalledInfo res; 930 931 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 932 args = _a; 933 res = _r; 934 } 935 } 936 937 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 938 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 939 940 // XML tags for backup/restore of various bits of state 941 private static final String TAG_PREFERRED_BACKUP = "pa"; 942 private static final String TAG_DEFAULT_APPS = "da"; 943 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 944 945 final String mRequiredVerifierPackage; 946 final String mRequiredInstallerPackage; 947 948 private final PackageUsage mPackageUsage = new PackageUsage(); 949 950 private class PackageUsage { 951 private static final int WRITE_INTERVAL 952 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 953 954 private final Object mFileLock = new Object(); 955 private final AtomicLong mLastWritten = new AtomicLong(0); 956 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 957 958 private boolean mIsHistoricalPackageUsageAvailable = true; 959 960 boolean isHistoricalPackageUsageAvailable() { 961 return mIsHistoricalPackageUsageAvailable; 962 } 963 964 void write(boolean force) { 965 if (force) { 966 writeInternal(); 967 return; 968 } 969 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 970 && !DEBUG_DEXOPT) { 971 return; 972 } 973 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 974 new Thread("PackageUsage_DiskWriter") { 975 @Override 976 public void run() { 977 try { 978 writeInternal(); 979 } finally { 980 mBackgroundWriteRunning.set(false); 981 } 982 } 983 }.start(); 984 } 985 } 986 987 private void writeInternal() { 988 synchronized (mPackages) { 989 synchronized (mFileLock) { 990 AtomicFile file = getFile(); 991 FileOutputStream f = null; 992 try { 993 f = file.startWrite(); 994 BufferedOutputStream out = new BufferedOutputStream(f); 995 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 996 StringBuilder sb = new StringBuilder(); 997 for (PackageParser.Package pkg : mPackages.values()) { 998 if (pkg.mLastPackageUsageTimeInMills == 0) { 999 continue; 1000 } 1001 sb.setLength(0); 1002 sb.append(pkg.packageName); 1003 sb.append(' '); 1004 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1005 sb.append('\n'); 1006 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1007 } 1008 out.flush(); 1009 file.finishWrite(f); 1010 } catch (IOException e) { 1011 if (f != null) { 1012 file.failWrite(f); 1013 } 1014 Log.e(TAG, "Failed to write package usage times", e); 1015 } 1016 } 1017 } 1018 mLastWritten.set(SystemClock.elapsedRealtime()); 1019 } 1020 1021 void readLP() { 1022 synchronized (mFileLock) { 1023 AtomicFile file = getFile(); 1024 BufferedInputStream in = null; 1025 try { 1026 in = new BufferedInputStream(file.openRead()); 1027 StringBuffer sb = new StringBuffer(); 1028 while (true) { 1029 String packageName = readToken(in, sb, ' '); 1030 if (packageName == null) { 1031 break; 1032 } 1033 String timeInMillisString = readToken(in, sb, '\n'); 1034 if (timeInMillisString == null) { 1035 throw new IOException("Failed to find last usage time for package " 1036 + packageName); 1037 } 1038 PackageParser.Package pkg = mPackages.get(packageName); 1039 if (pkg == null) { 1040 continue; 1041 } 1042 long timeInMillis; 1043 try { 1044 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1045 } catch (NumberFormatException e) { 1046 throw new IOException("Failed to parse " + timeInMillisString 1047 + " as a long.", e); 1048 } 1049 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1050 } 1051 } catch (FileNotFoundException expected) { 1052 mIsHistoricalPackageUsageAvailable = false; 1053 } catch (IOException e) { 1054 Log.w(TAG, "Failed to read package usage times", e); 1055 } finally { 1056 IoUtils.closeQuietly(in); 1057 } 1058 } 1059 mLastWritten.set(SystemClock.elapsedRealtime()); 1060 } 1061 1062 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1063 throws IOException { 1064 sb.setLength(0); 1065 while (true) { 1066 int ch = in.read(); 1067 if (ch == -1) { 1068 if (sb.length() == 0) { 1069 return null; 1070 } 1071 throw new IOException("Unexpected EOF"); 1072 } 1073 if (ch == endOfToken) { 1074 return sb.toString(); 1075 } 1076 sb.append((char)ch); 1077 } 1078 } 1079 1080 private AtomicFile getFile() { 1081 File dataDir = Environment.getDataDirectory(); 1082 File systemDir = new File(dataDir, "system"); 1083 File fname = new File(systemDir, "package-usage.list"); 1084 return new AtomicFile(fname); 1085 } 1086 } 1087 1088 class PackageHandler extends Handler { 1089 private boolean mBound = false; 1090 final ArrayList<HandlerParams> mPendingInstalls = 1091 new ArrayList<HandlerParams>(); 1092 1093 private boolean connectToService() { 1094 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1095 " DefaultContainerService"); 1096 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1098 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1099 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1100 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1101 mBound = true; 1102 return true; 1103 } 1104 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1105 return false; 1106 } 1107 1108 private void disconnectService() { 1109 mContainerService = null; 1110 mBound = false; 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1112 mContext.unbindService(mDefContainerConn); 1113 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1114 } 1115 1116 PackageHandler(Looper looper) { 1117 super(looper); 1118 } 1119 1120 public void handleMessage(Message msg) { 1121 try { 1122 doHandleMessage(msg); 1123 } finally { 1124 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1125 } 1126 } 1127 1128 void doHandleMessage(Message msg) { 1129 switch (msg.what) { 1130 case INIT_COPY: { 1131 HandlerParams params = (HandlerParams) msg.obj; 1132 int idx = mPendingInstalls.size(); 1133 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1134 // If a bind was already initiated we dont really 1135 // need to do anything. The pending install 1136 // will be processed later on. 1137 if (!mBound) { 1138 // If this is the only one pending we might 1139 // have to bind to the service again. 1140 if (!connectToService()) { 1141 Slog.e(TAG, "Failed to bind to media container service"); 1142 params.serviceError(); 1143 return; 1144 } else { 1145 // Once we bind to the service, the first 1146 // pending request will be processed. 1147 mPendingInstalls.add(idx, params); 1148 } 1149 } else { 1150 mPendingInstalls.add(idx, params); 1151 // Already bound to the service. Just make 1152 // sure we trigger off processing the first request. 1153 if (idx == 0) { 1154 mHandler.sendEmptyMessage(MCS_BOUND); 1155 } 1156 } 1157 break; 1158 } 1159 case MCS_BOUND: { 1160 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1161 if (msg.obj != null) { 1162 mContainerService = (IMediaContainerService) msg.obj; 1163 } 1164 if (mContainerService == null) { 1165 if (!mBound) { 1166 // Something seriously wrong since we are not bound and we are not 1167 // waiting for connection. Bail out. 1168 Slog.e(TAG, "Cannot bind to media container service"); 1169 for (HandlerParams params : mPendingInstalls) { 1170 // Indicate service bind error 1171 params.serviceError(); 1172 } 1173 mPendingInstalls.clear(); 1174 } else { 1175 Slog.w(TAG, "Waiting to connect to media container service"); 1176 } 1177 } else if (mPendingInstalls.size() > 0) { 1178 HandlerParams params = mPendingInstalls.get(0); 1179 if (params != null) { 1180 if (params.startCopy()) { 1181 // We are done... look for more work or to 1182 // go idle. 1183 if (DEBUG_SD_INSTALL) Log.i(TAG, 1184 "Checking for more work or unbind..."); 1185 // Delete pending install 1186 if (mPendingInstalls.size() > 0) { 1187 mPendingInstalls.remove(0); 1188 } 1189 if (mPendingInstalls.size() == 0) { 1190 if (mBound) { 1191 if (DEBUG_SD_INSTALL) Log.i(TAG, 1192 "Posting delayed MCS_UNBIND"); 1193 removeMessages(MCS_UNBIND); 1194 Message ubmsg = obtainMessage(MCS_UNBIND); 1195 // Unbind after a little delay, to avoid 1196 // continual thrashing. 1197 sendMessageDelayed(ubmsg, 10000); 1198 } 1199 } else { 1200 // There are more pending requests in queue. 1201 // Just post MCS_BOUND message to trigger processing 1202 // of next pending install. 1203 if (DEBUG_SD_INSTALL) Log.i(TAG, 1204 "Posting MCS_BOUND for next work"); 1205 mHandler.sendEmptyMessage(MCS_BOUND); 1206 } 1207 } 1208 } 1209 } else { 1210 // Should never happen ideally. 1211 Slog.w(TAG, "Empty queue"); 1212 } 1213 break; 1214 } 1215 case MCS_RECONNECT: { 1216 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1217 if (mPendingInstalls.size() > 0) { 1218 if (mBound) { 1219 disconnectService(); 1220 } 1221 if (!connectToService()) { 1222 Slog.e(TAG, "Failed to bind to media container service"); 1223 for (HandlerParams params : mPendingInstalls) { 1224 // Indicate service bind error 1225 params.serviceError(); 1226 } 1227 mPendingInstalls.clear(); 1228 } 1229 } 1230 break; 1231 } 1232 case MCS_UNBIND: { 1233 // If there is no actual work left, then time to unbind. 1234 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1235 1236 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1237 if (mBound) { 1238 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1239 1240 disconnectService(); 1241 } 1242 } else if (mPendingInstalls.size() > 0) { 1243 // There are more pending requests in queue. 1244 // Just post MCS_BOUND message to trigger processing 1245 // of next pending install. 1246 mHandler.sendEmptyMessage(MCS_BOUND); 1247 } 1248 1249 break; 1250 } 1251 case MCS_GIVE_UP: { 1252 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1253 mPendingInstalls.remove(0); 1254 break; 1255 } 1256 case SEND_PENDING_BROADCAST: { 1257 String packages[]; 1258 ArrayList<String> components[]; 1259 int size = 0; 1260 int uids[]; 1261 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1262 synchronized (mPackages) { 1263 if (mPendingBroadcasts == null) { 1264 return; 1265 } 1266 size = mPendingBroadcasts.size(); 1267 if (size <= 0) { 1268 // Nothing to be done. Just return 1269 return; 1270 } 1271 packages = new String[size]; 1272 components = new ArrayList[size]; 1273 uids = new int[size]; 1274 int i = 0; // filling out the above arrays 1275 1276 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1277 int packageUserId = mPendingBroadcasts.userIdAt(n); 1278 Iterator<Map.Entry<String, ArrayList<String>>> it 1279 = mPendingBroadcasts.packagesForUserId(packageUserId) 1280 .entrySet().iterator(); 1281 while (it.hasNext() && i < size) { 1282 Map.Entry<String, ArrayList<String>> ent = it.next(); 1283 packages[i] = ent.getKey(); 1284 components[i] = ent.getValue(); 1285 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1286 uids[i] = (ps != null) 1287 ? UserHandle.getUid(packageUserId, ps.appId) 1288 : -1; 1289 i++; 1290 } 1291 } 1292 size = i; 1293 mPendingBroadcasts.clear(); 1294 } 1295 // Send broadcasts 1296 for (int i = 0; i < size; i++) { 1297 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1298 } 1299 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1300 break; 1301 } 1302 case START_CLEANING_PACKAGE: { 1303 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1304 final String packageName = (String)msg.obj; 1305 final int userId = msg.arg1; 1306 final boolean andCode = msg.arg2 != 0; 1307 synchronized (mPackages) { 1308 if (userId == UserHandle.USER_ALL) { 1309 int[] users = sUserManager.getUserIds(); 1310 for (int user : users) { 1311 mSettings.addPackageToCleanLPw( 1312 new PackageCleanItem(user, packageName, andCode)); 1313 } 1314 } else { 1315 mSettings.addPackageToCleanLPw( 1316 new PackageCleanItem(userId, packageName, andCode)); 1317 } 1318 } 1319 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1320 startCleaningPackages(); 1321 } break; 1322 case POST_INSTALL: { 1323 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1324 PostInstallData data = mRunningInstalls.get(msg.arg1); 1325 mRunningInstalls.delete(msg.arg1); 1326 boolean deleteOld = false; 1327 1328 if (data != null) { 1329 InstallArgs args = data.args; 1330 PackageInstalledInfo res = data.res; 1331 1332 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1333 final String packageName = res.pkg.applicationInfo.packageName; 1334 res.removedInfo.sendBroadcast(false, true, false); 1335 Bundle extras = new Bundle(1); 1336 extras.putInt(Intent.EXTRA_UID, res.uid); 1337 1338 // Now that we successfully installed the package, grant runtime 1339 // permissions if requested before broadcasting the install. 1340 if ((args.installFlags 1341 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1342 grantRequestedRuntimePermissions(res.pkg, 1343 args.user.getIdentifier()); 1344 } 1345 1346 // Determine the set of users who are adding this 1347 // package for the first time vs. those who are seeing 1348 // an update. 1349 int[] firstUsers; 1350 int[] updateUsers = new int[0]; 1351 if (res.origUsers == null || res.origUsers.length == 0) { 1352 firstUsers = res.newUsers; 1353 } else { 1354 firstUsers = new int[0]; 1355 for (int i=0; i<res.newUsers.length; i++) { 1356 int user = res.newUsers[i]; 1357 boolean isNew = true; 1358 for (int j=0; j<res.origUsers.length; j++) { 1359 if (res.origUsers[j] == user) { 1360 isNew = false; 1361 break; 1362 } 1363 } 1364 if (isNew) { 1365 int[] newFirst = new int[firstUsers.length+1]; 1366 System.arraycopy(firstUsers, 0, newFirst, 0, 1367 firstUsers.length); 1368 newFirst[firstUsers.length] = user; 1369 firstUsers = newFirst; 1370 } else { 1371 int[] newUpdate = new int[updateUsers.length+1]; 1372 System.arraycopy(updateUsers, 0, newUpdate, 0, 1373 updateUsers.length); 1374 newUpdate[updateUsers.length] = user; 1375 updateUsers = newUpdate; 1376 } 1377 } 1378 } 1379 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1380 packageName, extras, null, null, firstUsers); 1381 final boolean update = res.removedInfo.removedPackage != null; 1382 if (update) { 1383 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1384 } 1385 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1386 packageName, extras, null, null, updateUsers); 1387 if (update) { 1388 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1389 packageName, extras, null, null, updateUsers); 1390 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1391 null, null, packageName, null, updateUsers); 1392 1393 // treat asec-hosted packages like removable media on upgrade 1394 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1395 if (DEBUG_INSTALL) { 1396 Slog.i(TAG, "upgrading pkg " + res.pkg 1397 + " is ASEC-hosted -> AVAILABLE"); 1398 } 1399 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1400 ArrayList<String> pkgList = new ArrayList<String>(1); 1401 pkgList.add(packageName); 1402 sendResourcesChangedBroadcast(true, true, 1403 pkgList,uidArray, null); 1404 } 1405 } 1406 if (res.removedInfo.args != null) { 1407 // Remove the replaced package's older resources safely now 1408 deleteOld = true; 1409 } 1410 1411 // If this app is a browser and it's newly-installed for some 1412 // users, clear any default-browser state in those users 1413 if (firstUsers.length > 0) { 1414 // the app's nature doesn't depend on the user, so we can just 1415 // check its browser nature in any user and generalize. 1416 if (packageIsBrowser(packageName, firstUsers[0])) { 1417 synchronized (mPackages) { 1418 for (int userId : firstUsers) { 1419 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1420 } 1421 } 1422 } 1423 } 1424 // Log current value of "unknown sources" setting 1425 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1426 getUnknownSourcesSettings()); 1427 } 1428 // Force a gc to clear up things 1429 Runtime.getRuntime().gc(); 1430 // We delete after a gc for applications on sdcard. 1431 if (deleteOld) { 1432 synchronized (mInstallLock) { 1433 res.removedInfo.args.doPostDeleteLI(true); 1434 } 1435 } 1436 if (args.observer != null) { 1437 try { 1438 Bundle extras = extrasForInstallResult(res); 1439 args.observer.onPackageInstalled(res.name, res.returnCode, 1440 res.returnMsg, extras); 1441 } catch (RemoteException e) { 1442 Slog.i(TAG, "Observer no longer exists."); 1443 } 1444 } 1445 } else { 1446 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1447 } 1448 } break; 1449 case UPDATED_MEDIA_STATUS: { 1450 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1451 boolean reportStatus = msg.arg1 == 1; 1452 boolean doGc = msg.arg2 == 1; 1453 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1454 if (doGc) { 1455 // Force a gc to clear up stale containers. 1456 Runtime.getRuntime().gc(); 1457 } 1458 if (msg.obj != null) { 1459 @SuppressWarnings("unchecked") 1460 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1461 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1462 // Unload containers 1463 unloadAllContainers(args); 1464 } 1465 if (reportStatus) { 1466 try { 1467 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1468 PackageHelper.getMountService().finishMediaUpdate(); 1469 } catch (RemoteException e) { 1470 Log.e(TAG, "MountService not running?"); 1471 } 1472 } 1473 } break; 1474 case WRITE_SETTINGS: { 1475 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1476 synchronized (mPackages) { 1477 removeMessages(WRITE_SETTINGS); 1478 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1479 mSettings.writeLPr(); 1480 mDirtyUsers.clear(); 1481 } 1482 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1483 } break; 1484 case WRITE_PACKAGE_RESTRICTIONS: { 1485 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1486 synchronized (mPackages) { 1487 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1488 for (int userId : mDirtyUsers) { 1489 mSettings.writePackageRestrictionsLPr(userId); 1490 } 1491 mDirtyUsers.clear(); 1492 } 1493 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1494 } break; 1495 case CHECK_PENDING_VERIFICATION: { 1496 final int verificationId = msg.arg1; 1497 final PackageVerificationState state = mPendingVerification.get(verificationId); 1498 1499 if ((state != null) && !state.timeoutExtended()) { 1500 final InstallArgs args = state.getInstallArgs(); 1501 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1502 1503 Slog.i(TAG, "Verification timed out for " + originUri); 1504 mPendingVerification.remove(verificationId); 1505 1506 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1507 1508 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1509 Slog.i(TAG, "Continuing with installation of " + originUri); 1510 state.setVerifierResponse(Binder.getCallingUid(), 1511 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1512 broadcastPackageVerified(verificationId, originUri, 1513 PackageManager.VERIFICATION_ALLOW, 1514 state.getInstallArgs().getUser()); 1515 try { 1516 ret = args.copyApk(mContainerService, true); 1517 } catch (RemoteException e) { 1518 Slog.e(TAG, "Could not contact the ContainerService"); 1519 } 1520 } else { 1521 broadcastPackageVerified(verificationId, originUri, 1522 PackageManager.VERIFICATION_REJECT, 1523 state.getInstallArgs().getUser()); 1524 } 1525 1526 processPendingInstall(args, ret); 1527 mHandler.sendEmptyMessage(MCS_UNBIND); 1528 } 1529 break; 1530 } 1531 case PACKAGE_VERIFIED: { 1532 final int verificationId = msg.arg1; 1533 1534 final PackageVerificationState state = mPendingVerification.get(verificationId); 1535 if (state == null) { 1536 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1537 break; 1538 } 1539 1540 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1541 1542 state.setVerifierResponse(response.callerUid, response.code); 1543 1544 if (state.isVerificationComplete()) { 1545 mPendingVerification.remove(verificationId); 1546 1547 final InstallArgs args = state.getInstallArgs(); 1548 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1549 1550 int ret; 1551 if (state.isInstallAllowed()) { 1552 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1553 broadcastPackageVerified(verificationId, originUri, 1554 response.code, state.getInstallArgs().getUser()); 1555 try { 1556 ret = args.copyApk(mContainerService, true); 1557 } catch (RemoteException e) { 1558 Slog.e(TAG, "Could not contact the ContainerService"); 1559 } 1560 } else { 1561 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1562 } 1563 1564 processPendingInstall(args, ret); 1565 1566 mHandler.sendEmptyMessage(MCS_UNBIND); 1567 } 1568 1569 break; 1570 } 1571 case START_INTENT_FILTER_VERIFICATIONS: { 1572 IFVerificationParams params = (IFVerificationParams) msg.obj; 1573 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1574 params.replacing, params.pkg); 1575 break; 1576 } 1577 case INTENT_FILTER_VERIFIED: { 1578 final int verificationId = msg.arg1; 1579 1580 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1581 verificationId); 1582 if (state == null) { 1583 Slog.w(TAG, "Invalid IntentFilter verification token " 1584 + verificationId + " received"); 1585 break; 1586 } 1587 1588 final int userId = state.getUserId(); 1589 1590 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1591 "Processing IntentFilter verification with token:" 1592 + verificationId + " and userId:" + userId); 1593 1594 final IntentFilterVerificationResponse response = 1595 (IntentFilterVerificationResponse) msg.obj; 1596 1597 state.setVerifierResponse(response.callerUid, response.code); 1598 1599 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1600 "IntentFilter verification with token:" + verificationId 1601 + " and userId:" + userId 1602 + " is settings verifier response with response code:" 1603 + response.code); 1604 1605 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1606 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1607 + response.getFailedDomainsString()); 1608 } 1609 1610 if (state.isVerificationComplete()) { 1611 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1612 } else { 1613 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1614 "IntentFilter verification with token:" + verificationId 1615 + " was not said to be complete"); 1616 } 1617 1618 break; 1619 } 1620 } 1621 } 1622 } 1623 1624 private StorageEventListener mStorageListener = new StorageEventListener() { 1625 @Override 1626 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1627 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1628 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1629 final String volumeUuid = vol.getFsUuid(); 1630 1631 // Clean up any users or apps that were removed or recreated 1632 // while this volume was missing 1633 reconcileUsers(volumeUuid); 1634 reconcileApps(volumeUuid); 1635 1636 // Clean up any install sessions that expired or were 1637 // cancelled while this volume was missing 1638 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1639 1640 loadPrivatePackages(vol); 1641 1642 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1643 unloadPrivatePackages(vol); 1644 } 1645 } 1646 1647 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1648 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1649 updateExternalMediaStatus(true, false); 1650 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1651 updateExternalMediaStatus(false, false); 1652 } 1653 } 1654 } 1655 1656 @Override 1657 public void onVolumeForgotten(String fsUuid) { 1658 // Remove any apps installed on the forgotten volume 1659 synchronized (mPackages) { 1660 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1661 for (PackageSetting ps : packages) { 1662 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1663 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1664 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1665 } 1666 1667 mSettings.writeLPr(); 1668 } 1669 } 1670 }; 1671 1672 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1673 if (userId >= UserHandle.USER_OWNER) { 1674 grantRequestedRuntimePermissionsForUser(pkg, userId); 1675 } else if (userId == UserHandle.USER_ALL) { 1676 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1677 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1678 } 1679 } 1680 1681 // We could have touched GID membership, so flush out packages.list 1682 synchronized (mPackages) { 1683 mSettings.writePackageListLPr(); 1684 } 1685 } 1686 1687 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1688 SettingBase sb = (SettingBase) pkg.mExtras; 1689 if (sb == null) { 1690 return; 1691 } 1692 1693 PermissionsState permissionsState = sb.getPermissionsState(); 1694 1695 for (String permission : pkg.requestedPermissions) { 1696 BasePermission bp = mSettings.mPermissions.get(permission); 1697 if (bp != null && bp.isRuntime()) { 1698 permissionsState.grantRuntimePermission(bp, userId); 1699 } 1700 } 1701 } 1702 1703 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1704 Bundle extras = null; 1705 switch (res.returnCode) { 1706 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1707 extras = new Bundle(); 1708 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1709 res.origPermission); 1710 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1711 res.origPackage); 1712 break; 1713 } 1714 case PackageManager.INSTALL_SUCCEEDED: { 1715 extras = new Bundle(); 1716 extras.putBoolean(Intent.EXTRA_REPLACING, 1717 res.removedInfo != null && res.removedInfo.removedPackage != null); 1718 break; 1719 } 1720 } 1721 return extras; 1722 } 1723 1724 void scheduleWriteSettingsLocked() { 1725 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1726 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1727 } 1728 } 1729 1730 void scheduleWritePackageRestrictionsLocked(int userId) { 1731 if (!sUserManager.exists(userId)) return; 1732 mDirtyUsers.add(userId); 1733 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1734 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1735 } 1736 } 1737 1738 public static PackageManagerService main(Context context, Installer installer, 1739 boolean factoryTest, boolean onlyCore) { 1740 PackageManagerService m = new PackageManagerService(context, installer, 1741 factoryTest, onlyCore); 1742 ServiceManager.addService("package", m); 1743 return m; 1744 } 1745 1746 static String[] splitString(String str, char sep) { 1747 int count = 1; 1748 int i = 0; 1749 while ((i=str.indexOf(sep, i)) >= 0) { 1750 count++; 1751 i++; 1752 } 1753 1754 String[] res = new String[count]; 1755 i=0; 1756 count = 0; 1757 int lastI=0; 1758 while ((i=str.indexOf(sep, i)) >= 0) { 1759 res[count] = str.substring(lastI, i); 1760 count++; 1761 i++; 1762 lastI = i; 1763 } 1764 res[count] = str.substring(lastI, str.length()); 1765 return res; 1766 } 1767 1768 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1769 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1770 Context.DISPLAY_SERVICE); 1771 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1772 } 1773 1774 public PackageManagerService(Context context, Installer installer, 1775 boolean factoryTest, boolean onlyCore) { 1776 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1777 SystemClock.uptimeMillis()); 1778 1779 if (mSdkVersion <= 0) { 1780 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1781 } 1782 1783 mContext = context; 1784 mFactoryTest = factoryTest; 1785 mOnlyCore = onlyCore; 1786 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1787 mMetrics = new DisplayMetrics(); 1788 mSettings = new Settings(mPackages); 1789 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1790 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1791 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1792 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1793 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1794 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1795 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1796 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1797 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1798 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1799 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1800 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1801 1802 // TODO: add a property to control this? 1803 long dexOptLRUThresholdInMinutes; 1804 if (mLazyDexOpt) { 1805 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1806 } else { 1807 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1808 } 1809 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1810 1811 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1812 if (separateProcesses != null && separateProcesses.length() > 0) { 1813 if ("*".equals(separateProcesses)) { 1814 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1815 mSeparateProcesses = null; 1816 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1817 } else { 1818 mDefParseFlags = 0; 1819 mSeparateProcesses = separateProcesses.split(","); 1820 Slog.w(TAG, "Running with debug.separate_processes: " 1821 + separateProcesses); 1822 } 1823 } else { 1824 mDefParseFlags = 0; 1825 mSeparateProcesses = null; 1826 } 1827 1828 mInstaller = installer; 1829 mPackageDexOptimizer = new PackageDexOptimizer(this); 1830 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1831 1832 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1833 FgThread.get().getLooper()); 1834 1835 getDefaultDisplayMetrics(context, mMetrics); 1836 1837 SystemConfig systemConfig = SystemConfig.getInstance(); 1838 mGlobalGids = systemConfig.getGlobalGids(); 1839 mSystemPermissions = systemConfig.getSystemPermissions(); 1840 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1841 1842 synchronized (mInstallLock) { 1843 // writer 1844 synchronized (mPackages) { 1845 mHandlerThread = new ServiceThread(TAG, 1846 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1847 mHandlerThread.start(); 1848 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1849 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1850 1851 File dataDir = Environment.getDataDirectory(); 1852 mAppDataDir = new File(dataDir, "data"); 1853 mAppInstallDir = new File(dataDir, "app"); 1854 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1855 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1856 mUserAppDataDir = new File(dataDir, "user"); 1857 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1858 1859 sUserManager = new UserManagerService(context, this, 1860 mInstallLock, mPackages); 1861 1862 // Propagate permission configuration in to package manager. 1863 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1864 = systemConfig.getPermissions(); 1865 for (int i=0; i<permConfig.size(); i++) { 1866 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1867 BasePermission bp = mSettings.mPermissions.get(perm.name); 1868 if (bp == null) { 1869 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1870 mSettings.mPermissions.put(perm.name, bp); 1871 } 1872 if (perm.gids != null) { 1873 bp.setGids(perm.gids, perm.perUser); 1874 } 1875 } 1876 1877 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1878 for (int i=0; i<libConfig.size(); i++) { 1879 mSharedLibraries.put(libConfig.keyAt(i), 1880 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1881 } 1882 1883 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1884 1885 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1886 mSdkVersion, mOnlyCore); 1887 1888 String customResolverActivity = Resources.getSystem().getString( 1889 R.string.config_customResolverActivity); 1890 if (TextUtils.isEmpty(customResolverActivity)) { 1891 customResolverActivity = null; 1892 } else { 1893 mCustomResolverComponentName = ComponentName.unflattenFromString( 1894 customResolverActivity); 1895 } 1896 1897 long startTime = SystemClock.uptimeMillis(); 1898 1899 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1900 startTime); 1901 1902 // Set flag to monitor and not change apk file paths when 1903 // scanning install directories. 1904 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1905 1906 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1907 1908 /** 1909 * Add everything in the in the boot class path to the 1910 * list of process files because dexopt will have been run 1911 * if necessary during zygote startup. 1912 */ 1913 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1914 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1915 1916 if (bootClassPath != null) { 1917 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1918 for (String element : bootClassPathElements) { 1919 alreadyDexOpted.add(element); 1920 } 1921 } else { 1922 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1923 } 1924 1925 if (systemServerClassPath != null) { 1926 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1927 for (String element : systemServerClassPathElements) { 1928 alreadyDexOpted.add(element); 1929 } 1930 } else { 1931 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1932 } 1933 1934 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1935 final String[] dexCodeInstructionSets = 1936 getDexCodeInstructionSets( 1937 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1938 1939 /** 1940 * Ensure all external libraries have had dexopt run on them. 1941 */ 1942 if (mSharedLibraries.size() > 0) { 1943 // NOTE: For now, we're compiling these system "shared libraries" 1944 // (and framework jars) into all available architectures. It's possible 1945 // to compile them only when we come across an app that uses them (there's 1946 // already logic for that in scanPackageLI) but that adds some complexity. 1947 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1948 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1949 final String lib = libEntry.path; 1950 if (lib == null) { 1951 continue; 1952 } 1953 1954 try { 1955 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1956 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1957 alreadyDexOpted.add(lib); 1958 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1959 } 1960 } catch (FileNotFoundException e) { 1961 Slog.w(TAG, "Library not found: " + lib); 1962 } catch (IOException e) { 1963 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1964 + e.getMessage()); 1965 } 1966 } 1967 } 1968 } 1969 1970 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1971 1972 // Gross hack for now: we know this file doesn't contain any 1973 // code, so don't dexopt it to avoid the resulting log spew. 1974 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1975 1976 // Gross hack for now: we know this file is only part of 1977 // the boot class path for art, so don't dexopt it to 1978 // avoid the resulting log spew. 1979 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1980 1981 /** 1982 * There are a number of commands implemented in Java, which 1983 * we currently need to do the dexopt on so that they can be 1984 * run from a non-root shell. 1985 */ 1986 String[] frameworkFiles = frameworkDir.list(); 1987 if (frameworkFiles != null) { 1988 // TODO: We could compile these only for the most preferred ABI. We should 1989 // first double check that the dex files for these commands are not referenced 1990 // by other system apps. 1991 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1992 for (int i=0; i<frameworkFiles.length; i++) { 1993 File libPath = new File(frameworkDir, frameworkFiles[i]); 1994 String path = libPath.getPath(); 1995 // Skip the file if we already did it. 1996 if (alreadyDexOpted.contains(path)) { 1997 continue; 1998 } 1999 // Skip the file if it is not a type we want to dexopt. 2000 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2001 continue; 2002 } 2003 try { 2004 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2005 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2006 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2007 } 2008 } catch (FileNotFoundException e) { 2009 Slog.w(TAG, "Jar not found: " + path); 2010 } catch (IOException e) { 2011 Slog.w(TAG, "Exception reading jar: " + path, e); 2012 } 2013 } 2014 } 2015 } 2016 2017 // Collect vendor overlay packages. 2018 // (Do this before scanning any apps.) 2019 // For security and version matching reason, only consider 2020 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2021 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2022 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2023 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2024 2025 // Find base frameworks (resource packages without code). 2026 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2027 | PackageParser.PARSE_IS_SYSTEM_DIR 2028 | PackageParser.PARSE_IS_PRIVILEGED, 2029 scanFlags | SCAN_NO_DEX, 0); 2030 2031 // Collected privileged system packages. 2032 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2033 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2034 | PackageParser.PARSE_IS_SYSTEM_DIR 2035 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2036 2037 // Collect ordinary system packages. 2038 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2039 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2040 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2041 2042 // Collect all vendor packages. 2043 File vendorAppDir = new File("/vendor/app"); 2044 try { 2045 vendorAppDir = vendorAppDir.getCanonicalFile(); 2046 } catch (IOException e) { 2047 // failed to look up canonical path, continue with original one 2048 } 2049 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2050 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2051 2052 // Collect all OEM packages. 2053 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2054 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2055 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2056 2057 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2058 mInstaller.moveFiles(); 2059 2060 // Prune any system packages that no longer exist. 2061 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2062 if (!mOnlyCore) { 2063 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2064 while (psit.hasNext()) { 2065 PackageSetting ps = psit.next(); 2066 2067 /* 2068 * If this is not a system app, it can't be a 2069 * disable system app. 2070 */ 2071 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2072 continue; 2073 } 2074 2075 /* 2076 * If the package is scanned, it's not erased. 2077 */ 2078 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2079 if (scannedPkg != null) { 2080 /* 2081 * If the system app is both scanned and in the 2082 * disabled packages list, then it must have been 2083 * added via OTA. Remove it from the currently 2084 * scanned package so the previously user-installed 2085 * application can be scanned. 2086 */ 2087 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2088 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2089 + ps.name + "; removing system app. Last known codePath=" 2090 + ps.codePathString + ", installStatus=" + ps.installStatus 2091 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2092 + scannedPkg.mVersionCode); 2093 removePackageLI(ps, true); 2094 mExpectingBetter.put(ps.name, ps.codePath); 2095 } 2096 2097 continue; 2098 } 2099 2100 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2101 psit.remove(); 2102 logCriticalInfo(Log.WARN, "System package " + ps.name 2103 + " no longer exists; wiping its data"); 2104 removeDataDirsLI(null, ps.name); 2105 } else { 2106 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2107 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2108 possiblyDeletedUpdatedSystemApps.add(ps.name); 2109 } 2110 } 2111 } 2112 } 2113 2114 //look for any incomplete package installations 2115 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2116 //clean up list 2117 for(int i = 0; i < deletePkgsList.size(); i++) { 2118 //clean up here 2119 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2120 } 2121 //delete tmp files 2122 deleteTempPackageFiles(); 2123 2124 // Remove any shared userIDs that have no associated packages 2125 mSettings.pruneSharedUsersLPw(); 2126 2127 if (!mOnlyCore) { 2128 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2129 SystemClock.uptimeMillis()); 2130 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2131 2132 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2133 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2134 2135 /** 2136 * Remove disable package settings for any updated system 2137 * apps that were removed via an OTA. If they're not a 2138 * previously-updated app, remove them completely. 2139 * Otherwise, just revoke their system-level permissions. 2140 */ 2141 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2142 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2143 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2144 2145 String msg; 2146 if (deletedPkg == null) { 2147 msg = "Updated system package " + deletedAppName 2148 + " no longer exists; wiping its data"; 2149 removeDataDirsLI(null, deletedAppName); 2150 } else { 2151 msg = "Updated system app + " + deletedAppName 2152 + " no longer present; removing system privileges for " 2153 + deletedAppName; 2154 2155 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2156 2157 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2158 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2159 } 2160 logCriticalInfo(Log.WARN, msg); 2161 } 2162 2163 /** 2164 * Make sure all system apps that we expected to appear on 2165 * the userdata partition actually showed up. If they never 2166 * appeared, crawl back and revive the system version. 2167 */ 2168 for (int i = 0; i < mExpectingBetter.size(); i++) { 2169 final String packageName = mExpectingBetter.keyAt(i); 2170 if (!mPackages.containsKey(packageName)) { 2171 final File scanFile = mExpectingBetter.valueAt(i); 2172 2173 logCriticalInfo(Log.WARN, "Expected better " + packageName 2174 + " but never showed up; reverting to system"); 2175 2176 final int reparseFlags; 2177 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2178 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2179 | PackageParser.PARSE_IS_SYSTEM_DIR 2180 | PackageParser.PARSE_IS_PRIVILEGED; 2181 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2182 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2183 | PackageParser.PARSE_IS_SYSTEM_DIR; 2184 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2185 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2186 | PackageParser.PARSE_IS_SYSTEM_DIR; 2187 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2188 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2189 | PackageParser.PARSE_IS_SYSTEM_DIR; 2190 } else { 2191 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2192 continue; 2193 } 2194 2195 mSettings.enableSystemPackageLPw(packageName); 2196 2197 try { 2198 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2199 } catch (PackageManagerException e) { 2200 Slog.e(TAG, "Failed to parse original system package: " 2201 + e.getMessage()); 2202 } 2203 } 2204 } 2205 } 2206 mExpectingBetter.clear(); 2207 2208 // Now that we know all of the shared libraries, update all clients to have 2209 // the correct library paths. 2210 updateAllSharedLibrariesLPw(); 2211 2212 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2213 // NOTE: We ignore potential failures here during a system scan (like 2214 // the rest of the commands above) because there's precious little we 2215 // can do about it. A settings error is reported, though. 2216 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2217 false /* force dexopt */, false /* defer dexopt */); 2218 } 2219 2220 // Now that we know all the packages we are keeping, 2221 // read and update their last usage times. 2222 mPackageUsage.readLP(); 2223 2224 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2225 SystemClock.uptimeMillis()); 2226 Slog.i(TAG, "Time to scan packages: " 2227 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2228 + " seconds"); 2229 2230 // If the platform SDK has changed since the last time we booted, 2231 // we need to re-grant app permission to catch any new ones that 2232 // appear. This is really a hack, and means that apps can in some 2233 // cases get permissions that the user didn't initially explicitly 2234 // allow... it would be nice to have some better way to handle 2235 // this situation. 2236 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2237 != mSdkVersion; 2238 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2239 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2240 + "; regranting permissions for internal storage"); 2241 mSettings.mInternalSdkPlatform = mSdkVersion; 2242 2243 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2244 | (regrantPermissions 2245 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2246 : 0)); 2247 2248 // If this is the first boot, and it is a normal boot, then 2249 // we need to initialize the default preferred apps. 2250 if (!mRestoredSettings && !onlyCore) { 2251 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2252 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2253 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2254 } 2255 2256 // If this is first boot after an OTA, and a normal boot, then 2257 // we need to clear code cache directories. 2258 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2259 if (mIsUpgrade && !onlyCore) { 2260 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2261 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2262 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2263 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2264 } 2265 mSettings.mFingerprint = Build.FINGERPRINT; 2266 } 2267 2268 checkDefaultBrowser(); 2269 2270 // All the changes are done during package scanning. 2271 mSettings.updateInternalDatabaseVersion(); 2272 2273 // can downgrade to reader 2274 mSettings.writeLPr(); 2275 2276 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2277 SystemClock.uptimeMillis()); 2278 2279 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2280 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2281 2282 mInstallerService = new PackageInstallerService(context, this); 2283 2284 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2285 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2286 mIntentFilterVerifierComponent); 2287 2288 } // synchronized (mPackages) 2289 } // synchronized (mInstallLock) 2290 2291 // Now after opening every single application zip, make sure they 2292 // are all flushed. Not really needed, but keeps things nice and 2293 // tidy. 2294 Runtime.getRuntime().gc(); 2295 2296 // Expose private service for system components to use. 2297 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2298 } 2299 2300 @Override 2301 public boolean isFirstBoot() { 2302 return !mRestoredSettings; 2303 } 2304 2305 @Override 2306 public boolean isOnlyCoreApps() { 2307 return mOnlyCore; 2308 } 2309 2310 @Override 2311 public boolean isUpgrade() { 2312 return mIsUpgrade; 2313 } 2314 2315 private String getRequiredVerifierLPr() { 2316 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2317 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2318 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2319 2320 String requiredVerifier = null; 2321 2322 final int N = receivers.size(); 2323 for (int i = 0; i < N; i++) { 2324 final ResolveInfo info = receivers.get(i); 2325 2326 if (info.activityInfo == null) { 2327 continue; 2328 } 2329 2330 final String packageName = info.activityInfo.packageName; 2331 2332 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2333 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2334 continue; 2335 } 2336 2337 if (requiredVerifier != null) { 2338 throw new RuntimeException("There can be only one required verifier"); 2339 } 2340 2341 requiredVerifier = packageName; 2342 } 2343 2344 return requiredVerifier; 2345 } 2346 2347 private String getRequiredInstallerLPr() { 2348 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2349 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2350 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2351 2352 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2353 PACKAGE_MIME_TYPE, 0, 0); 2354 2355 String requiredInstaller = null; 2356 2357 final int N = installers.size(); 2358 for (int i = 0; i < N; i++) { 2359 final ResolveInfo info = installers.get(i); 2360 final String packageName = info.activityInfo.packageName; 2361 2362 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2363 continue; 2364 } 2365 2366 if (requiredInstaller != null) { 2367 throw new RuntimeException("There must be one required installer"); 2368 } 2369 2370 requiredInstaller = packageName; 2371 } 2372 2373 if (requiredInstaller == null) { 2374 throw new RuntimeException("There must be one required installer"); 2375 } 2376 2377 return requiredInstaller; 2378 } 2379 2380 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2381 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2382 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2383 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2384 2385 ComponentName verifierComponentName = null; 2386 2387 int priority = -1000; 2388 final int N = receivers.size(); 2389 for (int i = 0; i < N; i++) { 2390 final ResolveInfo info = receivers.get(i); 2391 2392 if (info.activityInfo == null) { 2393 continue; 2394 } 2395 2396 final String packageName = info.activityInfo.packageName; 2397 2398 final PackageSetting ps = mSettings.mPackages.get(packageName); 2399 if (ps == null) { 2400 continue; 2401 } 2402 2403 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2404 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2405 continue; 2406 } 2407 2408 // Select the IntentFilterVerifier with the highest priority 2409 if (priority < info.priority) { 2410 priority = info.priority; 2411 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2412 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2413 + verifierComponentName + " with priority: " + info.priority); 2414 } 2415 } 2416 2417 return verifierComponentName; 2418 } 2419 2420 private void primeDomainVerificationsLPw(int userId) { 2421 if (DEBUG_DOMAIN_VERIFICATION) { 2422 Slog.d(TAG, "Priming domain verifications in user " + userId); 2423 } 2424 2425 SystemConfig systemConfig = SystemConfig.getInstance(); 2426 ArraySet<String> packages = systemConfig.getLinkedApps(); 2427 ArraySet<String> domains = new ArraySet<String>(); 2428 2429 for (String packageName : packages) { 2430 PackageParser.Package pkg = mPackages.get(packageName); 2431 if (pkg != null) { 2432 if (!pkg.isSystemApp()) { 2433 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2434 continue; 2435 } 2436 2437 domains.clear(); 2438 for (PackageParser.Activity a : pkg.activities) { 2439 for (ActivityIntentInfo filter : a.intents) { 2440 if (hasValidDomains(filter)) { 2441 domains.addAll(filter.getHostsList()); 2442 } 2443 } 2444 } 2445 2446 if (domains.size() > 0) { 2447 if (DEBUG_DOMAIN_VERIFICATION) { 2448 Slog.v(TAG, " + " + packageName); 2449 } 2450 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2451 // state w.r.t. the formal app-linkage "no verification attempted" state; 2452 // and then 'always' in the per-user state actually used for intent resolution. 2453 final IntentFilterVerificationInfo ivi; 2454 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2455 new ArrayList<String>(domains)); 2456 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2457 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2458 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2459 } else { 2460 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2461 + "' does not handle web links"); 2462 } 2463 } else { 2464 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2465 } 2466 } 2467 2468 scheduleWritePackageRestrictionsLocked(userId); 2469 scheduleWriteSettingsLocked(); 2470 } 2471 2472 private void applyFactoryDefaultBrowserLPw(int userId) { 2473 // The default browser app's package name is stored in a string resource, 2474 // with a product-specific overlay used for vendor customization. 2475 String browserPkg = mContext.getResources().getString( 2476 com.android.internal.R.string.default_browser); 2477 if (!TextUtils.isEmpty(browserPkg)) { 2478 // non-empty string => required to be a known package 2479 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2480 if (ps == null) { 2481 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2482 browserPkg = null; 2483 } else { 2484 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2485 } 2486 } 2487 2488 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2489 // default. If there's more than one, just leave everything alone. 2490 if (browserPkg == null) { 2491 calculateDefaultBrowserLPw(userId); 2492 } 2493 } 2494 2495 private void calculateDefaultBrowserLPw(int userId) { 2496 List<String> allBrowsers = resolveAllBrowserApps(userId); 2497 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2498 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2499 } 2500 2501 private List<String> resolveAllBrowserApps(int userId) { 2502 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2503 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2504 PackageManager.MATCH_ALL, userId); 2505 2506 final int count = list.size(); 2507 List<String> result = new ArrayList<String>(count); 2508 for (int i=0; i<count; i++) { 2509 ResolveInfo info = list.get(i); 2510 if (info.activityInfo == null 2511 || !info.handleAllWebDataURI 2512 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2513 || result.contains(info.activityInfo.packageName)) { 2514 continue; 2515 } 2516 result.add(info.activityInfo.packageName); 2517 } 2518 2519 return result; 2520 } 2521 2522 private boolean packageIsBrowser(String packageName, int userId) { 2523 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2524 PackageManager.MATCH_ALL, userId); 2525 final int N = list.size(); 2526 for (int i = 0; i < N; i++) { 2527 ResolveInfo info = list.get(i); 2528 if (packageName.equals(info.activityInfo.packageName)) { 2529 return true; 2530 } 2531 } 2532 return false; 2533 } 2534 2535 private void checkDefaultBrowser() { 2536 final int myUserId = UserHandle.myUserId(); 2537 final String packageName = getDefaultBrowserPackageName(myUserId); 2538 if (packageName != null) { 2539 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2540 if (info == null) { 2541 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2542 synchronized (mPackages) { 2543 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2544 } 2545 } 2546 } 2547 } 2548 2549 @Override 2550 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2551 throws RemoteException { 2552 try { 2553 return super.onTransact(code, data, reply, flags); 2554 } catch (RuntimeException e) { 2555 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2556 Slog.wtf(TAG, "Package Manager Crash", e); 2557 } 2558 throw e; 2559 } 2560 } 2561 2562 void cleanupInstallFailedPackage(PackageSetting ps) { 2563 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2564 2565 removeDataDirsLI(ps.volumeUuid, ps.name); 2566 if (ps.codePath != null) { 2567 if (ps.codePath.isDirectory()) { 2568 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2569 } else { 2570 ps.codePath.delete(); 2571 } 2572 } 2573 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2574 if (ps.resourcePath.isDirectory()) { 2575 FileUtils.deleteContents(ps.resourcePath); 2576 } 2577 ps.resourcePath.delete(); 2578 } 2579 mSettings.removePackageLPw(ps.name); 2580 } 2581 2582 static int[] appendInts(int[] cur, int[] add) { 2583 if (add == null) return cur; 2584 if (cur == null) return add; 2585 final int N = add.length; 2586 for (int i=0; i<N; i++) { 2587 cur = appendInt(cur, add[i]); 2588 } 2589 return cur; 2590 } 2591 2592 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2593 if (!sUserManager.exists(userId)) return null; 2594 final PackageSetting ps = (PackageSetting) p.mExtras; 2595 if (ps == null) { 2596 return null; 2597 } 2598 2599 final PermissionsState permissionsState = ps.getPermissionsState(); 2600 2601 final int[] gids = permissionsState.computeGids(userId); 2602 final Set<String> permissions = permissionsState.getPermissions(userId); 2603 final PackageUserState state = ps.readUserState(userId); 2604 2605 return PackageParser.generatePackageInfo(p, gids, flags, 2606 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2607 } 2608 2609 @Override 2610 public boolean isPackageFrozen(String packageName) { 2611 synchronized (mPackages) { 2612 final PackageSetting ps = mSettings.mPackages.get(packageName); 2613 if (ps != null) { 2614 return ps.frozen; 2615 } 2616 } 2617 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2618 return true; 2619 } 2620 2621 @Override 2622 public boolean isPackageAvailable(String packageName, int userId) { 2623 if (!sUserManager.exists(userId)) return false; 2624 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2625 synchronized (mPackages) { 2626 PackageParser.Package p = mPackages.get(packageName); 2627 if (p != null) { 2628 final PackageSetting ps = (PackageSetting) p.mExtras; 2629 if (ps != null) { 2630 final PackageUserState state = ps.readUserState(userId); 2631 if (state != null) { 2632 return PackageParser.isAvailable(state); 2633 } 2634 } 2635 } 2636 } 2637 return false; 2638 } 2639 2640 @Override 2641 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2642 if (!sUserManager.exists(userId)) return null; 2643 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2644 // reader 2645 synchronized (mPackages) { 2646 PackageParser.Package p = mPackages.get(packageName); 2647 if (DEBUG_PACKAGE_INFO) 2648 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2649 if (p != null) { 2650 return generatePackageInfo(p, flags, userId); 2651 } 2652 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2653 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2654 } 2655 } 2656 return null; 2657 } 2658 2659 @Override 2660 public String[] currentToCanonicalPackageNames(String[] names) { 2661 String[] out = new String[names.length]; 2662 // reader 2663 synchronized (mPackages) { 2664 for (int i=names.length-1; i>=0; i--) { 2665 PackageSetting ps = mSettings.mPackages.get(names[i]); 2666 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2667 } 2668 } 2669 return out; 2670 } 2671 2672 @Override 2673 public String[] canonicalToCurrentPackageNames(String[] names) { 2674 String[] out = new String[names.length]; 2675 // reader 2676 synchronized (mPackages) { 2677 for (int i=names.length-1; i>=0; i--) { 2678 String cur = mSettings.mRenamedPackages.get(names[i]); 2679 out[i] = cur != null ? cur : names[i]; 2680 } 2681 } 2682 return out; 2683 } 2684 2685 @Override 2686 public int getPackageUid(String packageName, int userId) { 2687 if (!sUserManager.exists(userId)) return -1; 2688 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2689 2690 // reader 2691 synchronized (mPackages) { 2692 PackageParser.Package p = mPackages.get(packageName); 2693 if(p != null) { 2694 return UserHandle.getUid(userId, p.applicationInfo.uid); 2695 } 2696 PackageSetting ps = mSettings.mPackages.get(packageName); 2697 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2698 return -1; 2699 } 2700 p = ps.pkg; 2701 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2702 } 2703 } 2704 2705 @Override 2706 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2707 if (!sUserManager.exists(userId)) { 2708 return null; 2709 } 2710 2711 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2712 "getPackageGids"); 2713 2714 // reader 2715 synchronized (mPackages) { 2716 PackageParser.Package p = mPackages.get(packageName); 2717 if (DEBUG_PACKAGE_INFO) { 2718 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2719 } 2720 if (p != null) { 2721 PackageSetting ps = (PackageSetting) p.mExtras; 2722 return ps.getPermissionsState().computeGids(userId); 2723 } 2724 } 2725 2726 return null; 2727 } 2728 2729 @Override 2730 public int getMountExternalMode(int uid) { 2731 if (Process.isIsolated(uid)) { 2732 return Zygote.MOUNT_EXTERNAL_NONE; 2733 } else { 2734 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 2735 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2736 } else if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2737 return Zygote.MOUNT_EXTERNAL_WRITE; 2738 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2739 return Zygote.MOUNT_EXTERNAL_READ; 2740 } else { 2741 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2742 } 2743 } 2744 } 2745 2746 static PermissionInfo generatePermissionInfo( 2747 BasePermission bp, int flags) { 2748 if (bp.perm != null) { 2749 return PackageParser.generatePermissionInfo(bp.perm, flags); 2750 } 2751 PermissionInfo pi = new PermissionInfo(); 2752 pi.name = bp.name; 2753 pi.packageName = bp.sourcePackage; 2754 pi.nonLocalizedLabel = bp.name; 2755 pi.protectionLevel = bp.protectionLevel; 2756 return pi; 2757 } 2758 2759 @Override 2760 public PermissionInfo getPermissionInfo(String name, int flags) { 2761 // reader 2762 synchronized (mPackages) { 2763 final BasePermission p = mSettings.mPermissions.get(name); 2764 if (p != null) { 2765 return generatePermissionInfo(p, flags); 2766 } 2767 return null; 2768 } 2769 } 2770 2771 @Override 2772 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2773 // reader 2774 synchronized (mPackages) { 2775 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2776 for (BasePermission p : mSettings.mPermissions.values()) { 2777 if (group == null) { 2778 if (p.perm == null || p.perm.info.group == null) { 2779 out.add(generatePermissionInfo(p, flags)); 2780 } 2781 } else { 2782 if (p.perm != null && group.equals(p.perm.info.group)) { 2783 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2784 } 2785 } 2786 } 2787 2788 if (out.size() > 0) { 2789 return out; 2790 } 2791 return mPermissionGroups.containsKey(group) ? out : null; 2792 } 2793 } 2794 2795 @Override 2796 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2797 // reader 2798 synchronized (mPackages) { 2799 return PackageParser.generatePermissionGroupInfo( 2800 mPermissionGroups.get(name), flags); 2801 } 2802 } 2803 2804 @Override 2805 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2806 // reader 2807 synchronized (mPackages) { 2808 final int N = mPermissionGroups.size(); 2809 ArrayList<PermissionGroupInfo> out 2810 = new ArrayList<PermissionGroupInfo>(N); 2811 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2812 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2813 } 2814 return out; 2815 } 2816 } 2817 2818 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2819 int userId) { 2820 if (!sUserManager.exists(userId)) return null; 2821 PackageSetting ps = mSettings.mPackages.get(packageName); 2822 if (ps != null) { 2823 if (ps.pkg == null) { 2824 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2825 flags, userId); 2826 if (pInfo != null) { 2827 return pInfo.applicationInfo; 2828 } 2829 return null; 2830 } 2831 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2832 ps.readUserState(userId), userId); 2833 } 2834 return null; 2835 } 2836 2837 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2838 int userId) { 2839 if (!sUserManager.exists(userId)) return null; 2840 PackageSetting ps = mSettings.mPackages.get(packageName); 2841 if (ps != null) { 2842 PackageParser.Package pkg = ps.pkg; 2843 if (pkg == null) { 2844 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2845 return null; 2846 } 2847 // Only data remains, so we aren't worried about code paths 2848 pkg = new PackageParser.Package(packageName); 2849 pkg.applicationInfo.packageName = packageName; 2850 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2851 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2852 pkg.applicationInfo.dataDir = Environment 2853 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2854 .getAbsolutePath(); 2855 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2856 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2857 } 2858 return generatePackageInfo(pkg, flags, userId); 2859 } 2860 return null; 2861 } 2862 2863 @Override 2864 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2865 if (!sUserManager.exists(userId)) return null; 2866 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2867 // writer 2868 synchronized (mPackages) { 2869 PackageParser.Package p = mPackages.get(packageName); 2870 if (DEBUG_PACKAGE_INFO) Log.v( 2871 TAG, "getApplicationInfo " + packageName 2872 + ": " + p); 2873 if (p != null) { 2874 PackageSetting ps = mSettings.mPackages.get(packageName); 2875 if (ps == null) return null; 2876 // Note: isEnabledLP() does not apply here - always return info 2877 return PackageParser.generateApplicationInfo( 2878 p, flags, ps.readUserState(userId), userId); 2879 } 2880 if ("android".equals(packageName)||"system".equals(packageName)) { 2881 return mAndroidApplication; 2882 } 2883 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2884 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2885 } 2886 } 2887 return null; 2888 } 2889 2890 @Override 2891 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2892 final IPackageDataObserver observer) { 2893 mContext.enforceCallingOrSelfPermission( 2894 android.Manifest.permission.CLEAR_APP_CACHE, null); 2895 // Queue up an async operation since clearing cache may take a little while. 2896 mHandler.post(new Runnable() { 2897 public void run() { 2898 mHandler.removeCallbacks(this); 2899 int retCode = -1; 2900 synchronized (mInstallLock) { 2901 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2902 if (retCode < 0) { 2903 Slog.w(TAG, "Couldn't clear application caches"); 2904 } 2905 } 2906 if (observer != null) { 2907 try { 2908 observer.onRemoveCompleted(null, (retCode >= 0)); 2909 } catch (RemoteException e) { 2910 Slog.w(TAG, "RemoveException when invoking call back"); 2911 } 2912 } 2913 } 2914 }); 2915 } 2916 2917 @Override 2918 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2919 final IntentSender pi) { 2920 mContext.enforceCallingOrSelfPermission( 2921 android.Manifest.permission.CLEAR_APP_CACHE, null); 2922 // Queue up an async operation since clearing cache may take a little while. 2923 mHandler.post(new Runnable() { 2924 public void run() { 2925 mHandler.removeCallbacks(this); 2926 int retCode = -1; 2927 synchronized (mInstallLock) { 2928 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2929 if (retCode < 0) { 2930 Slog.w(TAG, "Couldn't clear application caches"); 2931 } 2932 } 2933 if(pi != null) { 2934 try { 2935 // Callback via pending intent 2936 int code = (retCode >= 0) ? 1 : 0; 2937 pi.sendIntent(null, code, null, 2938 null, null); 2939 } catch (SendIntentException e1) { 2940 Slog.i(TAG, "Failed to send pending intent"); 2941 } 2942 } 2943 } 2944 }); 2945 } 2946 2947 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2948 synchronized (mInstallLock) { 2949 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2950 throw new IOException("Failed to free enough space"); 2951 } 2952 } 2953 } 2954 2955 @Override 2956 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2957 if (!sUserManager.exists(userId)) return null; 2958 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2959 synchronized (mPackages) { 2960 PackageParser.Activity a = mActivities.mActivities.get(component); 2961 2962 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2963 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2964 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2965 if (ps == null) return null; 2966 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2967 userId); 2968 } 2969 if (mResolveComponentName.equals(component)) { 2970 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2971 new PackageUserState(), userId); 2972 } 2973 } 2974 return null; 2975 } 2976 2977 @Override 2978 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2979 String resolvedType) { 2980 synchronized (mPackages) { 2981 PackageParser.Activity a = mActivities.mActivities.get(component); 2982 if (a == null) { 2983 return false; 2984 } 2985 for (int i=0; i<a.intents.size(); i++) { 2986 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2987 intent.getData(), intent.getCategories(), TAG) >= 0) { 2988 return true; 2989 } 2990 } 2991 return false; 2992 } 2993 } 2994 2995 @Override 2996 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2997 if (!sUserManager.exists(userId)) return null; 2998 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2999 synchronized (mPackages) { 3000 PackageParser.Activity a = mReceivers.mActivities.get(component); 3001 if (DEBUG_PACKAGE_INFO) Log.v( 3002 TAG, "getReceiverInfo " + component + ": " + a); 3003 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3004 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3005 if (ps == null) return null; 3006 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3007 userId); 3008 } 3009 } 3010 return null; 3011 } 3012 3013 @Override 3014 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3015 if (!sUserManager.exists(userId)) return null; 3016 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3017 synchronized (mPackages) { 3018 PackageParser.Service s = mServices.mServices.get(component); 3019 if (DEBUG_PACKAGE_INFO) Log.v( 3020 TAG, "getServiceInfo " + component + ": " + s); 3021 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3022 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3023 if (ps == null) return null; 3024 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3025 userId); 3026 } 3027 } 3028 return null; 3029 } 3030 3031 @Override 3032 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3033 if (!sUserManager.exists(userId)) return null; 3034 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3035 synchronized (mPackages) { 3036 PackageParser.Provider p = mProviders.mProviders.get(component); 3037 if (DEBUG_PACKAGE_INFO) Log.v( 3038 TAG, "getProviderInfo " + component + ": " + p); 3039 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3040 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3041 if (ps == null) return null; 3042 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3043 userId); 3044 } 3045 } 3046 return null; 3047 } 3048 3049 @Override 3050 public String[] getSystemSharedLibraryNames() { 3051 Set<String> libSet; 3052 synchronized (mPackages) { 3053 libSet = mSharedLibraries.keySet(); 3054 int size = libSet.size(); 3055 if (size > 0) { 3056 String[] libs = new String[size]; 3057 libSet.toArray(libs); 3058 return libs; 3059 } 3060 } 3061 return null; 3062 } 3063 3064 /** 3065 * @hide 3066 */ 3067 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3068 synchronized (mPackages) { 3069 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3070 if (lib != null && lib.apk != null) { 3071 return mPackages.get(lib.apk); 3072 } 3073 } 3074 return null; 3075 } 3076 3077 @Override 3078 public FeatureInfo[] getSystemAvailableFeatures() { 3079 Collection<FeatureInfo> featSet; 3080 synchronized (mPackages) { 3081 featSet = mAvailableFeatures.values(); 3082 int size = featSet.size(); 3083 if (size > 0) { 3084 FeatureInfo[] features = new FeatureInfo[size+1]; 3085 featSet.toArray(features); 3086 FeatureInfo fi = new FeatureInfo(); 3087 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3088 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3089 features[size] = fi; 3090 return features; 3091 } 3092 } 3093 return null; 3094 } 3095 3096 @Override 3097 public boolean hasSystemFeature(String name) { 3098 synchronized (mPackages) { 3099 return mAvailableFeatures.containsKey(name); 3100 } 3101 } 3102 3103 private void checkValidCaller(int uid, int userId) { 3104 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3105 return; 3106 3107 throw new SecurityException("Caller uid=" + uid 3108 + " is not privileged to communicate with user=" + userId); 3109 } 3110 3111 @Override 3112 public int checkPermission(String permName, String pkgName, int userId) { 3113 if (!sUserManager.exists(userId)) { 3114 return PackageManager.PERMISSION_DENIED; 3115 } 3116 3117 synchronized (mPackages) { 3118 final PackageParser.Package p = mPackages.get(pkgName); 3119 if (p != null && p.mExtras != null) { 3120 final PackageSetting ps = (PackageSetting) p.mExtras; 3121 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3122 return PackageManager.PERMISSION_GRANTED; 3123 } 3124 } 3125 } 3126 3127 return PackageManager.PERMISSION_DENIED; 3128 } 3129 3130 @Override 3131 public int checkUidPermission(String permName, int uid) { 3132 final int userId = UserHandle.getUserId(uid); 3133 3134 if (!sUserManager.exists(userId)) { 3135 return PackageManager.PERMISSION_DENIED; 3136 } 3137 3138 synchronized (mPackages) { 3139 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3140 if (obj != null) { 3141 final SettingBase ps = (SettingBase) obj; 3142 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3143 return PackageManager.PERMISSION_GRANTED; 3144 } 3145 } else { 3146 ArraySet<String> perms = mSystemPermissions.get(uid); 3147 if (perms != null && perms.contains(permName)) { 3148 return PackageManager.PERMISSION_GRANTED; 3149 } 3150 } 3151 } 3152 3153 return PackageManager.PERMISSION_DENIED; 3154 } 3155 3156 @Override 3157 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3158 if (UserHandle.getCallingUserId() != userId) { 3159 mContext.enforceCallingPermission( 3160 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3161 "isPermissionRevokedByPolicy for user " + userId); 3162 } 3163 3164 if (checkPermission(permission, packageName, userId) 3165 == PackageManager.PERMISSION_GRANTED) { 3166 return false; 3167 } 3168 3169 final long identity = Binder.clearCallingIdentity(); 3170 try { 3171 final int flags = getPermissionFlags(permission, packageName, userId); 3172 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3173 } finally { 3174 Binder.restoreCallingIdentity(identity); 3175 } 3176 } 3177 3178 /** 3179 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3180 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3181 * @param checkShell TODO(yamasani): 3182 * @param message the message to log on security exception 3183 */ 3184 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3185 boolean checkShell, String message) { 3186 if (userId < 0) { 3187 throw new IllegalArgumentException("Invalid userId " + userId); 3188 } 3189 if (checkShell) { 3190 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3191 } 3192 if (userId == UserHandle.getUserId(callingUid)) return; 3193 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3194 if (requireFullPermission) { 3195 mContext.enforceCallingOrSelfPermission( 3196 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3197 } else { 3198 try { 3199 mContext.enforceCallingOrSelfPermission( 3200 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3201 } catch (SecurityException se) { 3202 mContext.enforceCallingOrSelfPermission( 3203 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3204 } 3205 } 3206 } 3207 } 3208 3209 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3210 if (callingUid == Process.SHELL_UID) { 3211 if (userHandle >= 0 3212 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3213 throw new SecurityException("Shell does not have permission to access user " 3214 + userHandle); 3215 } else if (userHandle < 0) { 3216 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3217 + Debug.getCallers(3)); 3218 } 3219 } 3220 } 3221 3222 private BasePermission findPermissionTreeLP(String permName) { 3223 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3224 if (permName.startsWith(bp.name) && 3225 permName.length() > bp.name.length() && 3226 permName.charAt(bp.name.length()) == '.') { 3227 return bp; 3228 } 3229 } 3230 return null; 3231 } 3232 3233 private BasePermission checkPermissionTreeLP(String permName) { 3234 if (permName != null) { 3235 BasePermission bp = findPermissionTreeLP(permName); 3236 if (bp != null) { 3237 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3238 return bp; 3239 } 3240 throw new SecurityException("Calling uid " 3241 + Binder.getCallingUid() 3242 + " is not allowed to add to permission tree " 3243 + bp.name + " owned by uid " + bp.uid); 3244 } 3245 } 3246 throw new SecurityException("No permission tree found for " + permName); 3247 } 3248 3249 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3250 if (s1 == null) { 3251 return s2 == null; 3252 } 3253 if (s2 == null) { 3254 return false; 3255 } 3256 if (s1.getClass() != s2.getClass()) { 3257 return false; 3258 } 3259 return s1.equals(s2); 3260 } 3261 3262 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3263 if (pi1.icon != pi2.icon) return false; 3264 if (pi1.logo != pi2.logo) return false; 3265 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3266 if (!compareStrings(pi1.name, pi2.name)) return false; 3267 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3268 // We'll take care of setting this one. 3269 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3270 // These are not currently stored in settings. 3271 //if (!compareStrings(pi1.group, pi2.group)) return false; 3272 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3273 //if (pi1.labelRes != pi2.labelRes) return false; 3274 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3275 return true; 3276 } 3277 3278 int permissionInfoFootprint(PermissionInfo info) { 3279 int size = info.name.length(); 3280 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3281 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3282 return size; 3283 } 3284 3285 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3286 int size = 0; 3287 for (BasePermission perm : mSettings.mPermissions.values()) { 3288 if (perm.uid == tree.uid) { 3289 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3290 } 3291 } 3292 return size; 3293 } 3294 3295 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3296 // We calculate the max size of permissions defined by this uid and throw 3297 // if that plus the size of 'info' would exceed our stated maximum. 3298 if (tree.uid != Process.SYSTEM_UID) { 3299 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3300 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3301 throw new SecurityException("Permission tree size cap exceeded"); 3302 } 3303 } 3304 } 3305 3306 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3307 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3308 throw new SecurityException("Label must be specified in permission"); 3309 } 3310 BasePermission tree = checkPermissionTreeLP(info.name); 3311 BasePermission bp = mSettings.mPermissions.get(info.name); 3312 boolean added = bp == null; 3313 boolean changed = true; 3314 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3315 if (added) { 3316 enforcePermissionCapLocked(info, tree); 3317 bp = new BasePermission(info.name, tree.sourcePackage, 3318 BasePermission.TYPE_DYNAMIC); 3319 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3320 throw new SecurityException( 3321 "Not allowed to modify non-dynamic permission " 3322 + info.name); 3323 } else { 3324 if (bp.protectionLevel == fixedLevel 3325 && bp.perm.owner.equals(tree.perm.owner) 3326 && bp.uid == tree.uid 3327 && comparePermissionInfos(bp.perm.info, info)) { 3328 changed = false; 3329 } 3330 } 3331 bp.protectionLevel = fixedLevel; 3332 info = new PermissionInfo(info); 3333 info.protectionLevel = fixedLevel; 3334 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3335 bp.perm.info.packageName = tree.perm.info.packageName; 3336 bp.uid = tree.uid; 3337 if (added) { 3338 mSettings.mPermissions.put(info.name, bp); 3339 } 3340 if (changed) { 3341 if (!async) { 3342 mSettings.writeLPr(); 3343 } else { 3344 scheduleWriteSettingsLocked(); 3345 } 3346 } 3347 return added; 3348 } 3349 3350 @Override 3351 public boolean addPermission(PermissionInfo info) { 3352 synchronized (mPackages) { 3353 return addPermissionLocked(info, false); 3354 } 3355 } 3356 3357 @Override 3358 public boolean addPermissionAsync(PermissionInfo info) { 3359 synchronized (mPackages) { 3360 return addPermissionLocked(info, true); 3361 } 3362 } 3363 3364 @Override 3365 public void removePermission(String name) { 3366 synchronized (mPackages) { 3367 checkPermissionTreeLP(name); 3368 BasePermission bp = mSettings.mPermissions.get(name); 3369 if (bp != null) { 3370 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3371 throw new SecurityException( 3372 "Not allowed to modify non-dynamic permission " 3373 + name); 3374 } 3375 mSettings.mPermissions.remove(name); 3376 mSettings.writeLPr(); 3377 } 3378 } 3379 } 3380 3381 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3382 BasePermission bp) { 3383 int index = pkg.requestedPermissions.indexOf(bp.name); 3384 if (index == -1) { 3385 throw new SecurityException("Package " + pkg.packageName 3386 + " has not requested permission " + bp.name); 3387 } 3388 if (!bp.isRuntime()) { 3389 throw new SecurityException("Permission " + bp.name 3390 + " is not a changeable permission type"); 3391 } 3392 } 3393 3394 @Override 3395 public void grantRuntimePermission(String packageName, String name, final int userId) { 3396 if (!sUserManager.exists(userId)) { 3397 Log.e(TAG, "No such user:" + userId); 3398 return; 3399 } 3400 3401 mContext.enforceCallingOrSelfPermission( 3402 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3403 "grantRuntimePermission"); 3404 3405 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3406 "grantRuntimePermission"); 3407 3408 final int uid; 3409 final SettingBase sb; 3410 3411 synchronized (mPackages) { 3412 final PackageParser.Package pkg = mPackages.get(packageName); 3413 if (pkg == null) { 3414 throw new IllegalArgumentException("Unknown package: " + packageName); 3415 } 3416 3417 final BasePermission bp = mSettings.mPermissions.get(name); 3418 if (bp == null) { 3419 throw new IllegalArgumentException("Unknown permission: " + name); 3420 } 3421 3422 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3423 3424 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3425 sb = (SettingBase) pkg.mExtras; 3426 if (sb == null) { 3427 throw new IllegalArgumentException("Unknown package: " + packageName); 3428 } 3429 3430 final PermissionsState permissionsState = sb.getPermissionsState(); 3431 3432 final int flags = permissionsState.getPermissionFlags(name, userId); 3433 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3434 throw new SecurityException("Cannot grant system fixed permission: " 3435 + name + " for package: " + packageName); 3436 } 3437 3438 final int result = permissionsState.grantRuntimePermission(bp, userId); 3439 switch (result) { 3440 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3441 return; 3442 } 3443 3444 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3445 mHandler.post(new Runnable() { 3446 @Override 3447 public void run() { 3448 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3449 } 3450 }); 3451 } break; 3452 } 3453 3454 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3455 3456 // Not critical if that is lost - app has to request again. 3457 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3458 } 3459 3460 // Only need to do this if user is initialized. Otherwise it's a new user 3461 // and there are no processes running as the user yet and there's no need 3462 // to make an expensive call to remount processes for the changed permissions. 3463 if (READ_EXTERNAL_STORAGE.equals(name) 3464 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3465 final long token = Binder.clearCallingIdentity(); 3466 try { 3467 if (sUserManager.isInitialized(userId)) { 3468 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3469 storage.remountUid(uid); 3470 } 3471 } finally { 3472 Binder.restoreCallingIdentity(token); 3473 } 3474 } 3475 } 3476 3477 @Override 3478 public void revokeRuntimePermission(String packageName, String name, int userId) { 3479 if (!sUserManager.exists(userId)) { 3480 Log.e(TAG, "No such user:" + userId); 3481 return; 3482 } 3483 3484 mContext.enforceCallingOrSelfPermission( 3485 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3486 "revokeRuntimePermission"); 3487 3488 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3489 "revokeRuntimePermission"); 3490 3491 final SettingBase sb; 3492 3493 synchronized (mPackages) { 3494 final PackageParser.Package pkg = mPackages.get(packageName); 3495 if (pkg == null) { 3496 throw new IllegalArgumentException("Unknown package: " + packageName); 3497 } 3498 3499 final BasePermission bp = mSettings.mPermissions.get(name); 3500 if (bp == null) { 3501 throw new IllegalArgumentException("Unknown permission: " + name); 3502 } 3503 3504 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3505 3506 sb = (SettingBase) pkg.mExtras; 3507 if (sb == null) { 3508 throw new IllegalArgumentException("Unknown package: " + packageName); 3509 } 3510 3511 final PermissionsState permissionsState = sb.getPermissionsState(); 3512 3513 final int flags = permissionsState.getPermissionFlags(name, userId); 3514 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3515 throw new SecurityException("Cannot revoke system fixed permission: " 3516 + name + " for package: " + packageName); 3517 } 3518 3519 if (permissionsState.revokeRuntimePermission(bp, userId) == 3520 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3521 return; 3522 } 3523 3524 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3525 3526 // Critical, after this call app should never have the permission. 3527 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3528 } 3529 3530 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3531 } 3532 3533 @Override 3534 public void resetRuntimePermissions() { 3535 mContext.enforceCallingOrSelfPermission( 3536 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3537 "revokeRuntimePermission"); 3538 3539 int callingUid = Binder.getCallingUid(); 3540 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3541 mContext.enforceCallingOrSelfPermission( 3542 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3543 "resetRuntimePermissions"); 3544 } 3545 3546 final int[] userIds; 3547 3548 synchronized (mPackages) { 3549 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3550 final int userCount = UserManagerService.getInstance().getUserIds().length; 3551 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3552 } 3553 3554 for (int userId : userIds) { 3555 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3556 } 3557 } 3558 3559 @Override 3560 public int getPermissionFlags(String name, String packageName, int userId) { 3561 if (!sUserManager.exists(userId)) { 3562 return 0; 3563 } 3564 3565 mContext.enforceCallingOrSelfPermission( 3566 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3567 "getPermissionFlags"); 3568 3569 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3570 "getPermissionFlags"); 3571 3572 synchronized (mPackages) { 3573 final PackageParser.Package pkg = mPackages.get(packageName); 3574 if (pkg == null) { 3575 throw new IllegalArgumentException("Unknown package: " + packageName); 3576 } 3577 3578 final BasePermission bp = mSettings.mPermissions.get(name); 3579 if (bp == null) { 3580 throw new IllegalArgumentException("Unknown permission: " + name); 3581 } 3582 3583 SettingBase sb = (SettingBase) pkg.mExtras; 3584 if (sb == null) { 3585 throw new IllegalArgumentException("Unknown package: " + packageName); 3586 } 3587 3588 PermissionsState permissionsState = sb.getPermissionsState(); 3589 return permissionsState.getPermissionFlags(name, userId); 3590 } 3591 } 3592 3593 @Override 3594 public void updatePermissionFlags(String name, String packageName, int flagMask, 3595 int flagValues, int userId) { 3596 if (!sUserManager.exists(userId)) { 3597 return; 3598 } 3599 3600 mContext.enforceCallingOrSelfPermission( 3601 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3602 "updatePermissionFlags"); 3603 3604 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3605 "updatePermissionFlags"); 3606 3607 // Only the system can change system fixed flags. 3608 if (getCallingUid() != Process.SYSTEM_UID) { 3609 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3610 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3611 } 3612 3613 synchronized (mPackages) { 3614 final PackageParser.Package pkg = mPackages.get(packageName); 3615 if (pkg == null) { 3616 throw new IllegalArgumentException("Unknown package: " + packageName); 3617 } 3618 3619 final BasePermission bp = mSettings.mPermissions.get(name); 3620 if (bp == null) { 3621 throw new IllegalArgumentException("Unknown permission: " + name); 3622 } 3623 3624 SettingBase sb = (SettingBase) pkg.mExtras; 3625 if (sb == null) { 3626 throw new IllegalArgumentException("Unknown package: " + packageName); 3627 } 3628 3629 PermissionsState permissionsState = sb.getPermissionsState(); 3630 3631 // Only the package manager can change flags for system component permissions. 3632 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3633 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3634 return; 3635 } 3636 3637 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3638 3639 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3640 // Install and runtime permissions are stored in different places, 3641 // so figure out what permission changed and persist the change. 3642 if (permissionsState.getInstallPermissionState(name) != null) { 3643 scheduleWriteSettingsLocked(); 3644 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3645 || hadState) { 3646 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3647 } 3648 } 3649 } 3650 } 3651 3652 /** 3653 * Update the permission flags for all packages and runtime permissions of a user in order 3654 * to allow device or profile owner to remove POLICY_FIXED. 3655 */ 3656 @Override 3657 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3658 if (!sUserManager.exists(userId)) { 3659 return; 3660 } 3661 3662 mContext.enforceCallingOrSelfPermission( 3663 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3664 "updatePermissionFlagsForAllApps"); 3665 3666 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3667 "updatePermissionFlagsForAllApps"); 3668 3669 // Only the system can change system fixed flags. 3670 if (getCallingUid() != Process.SYSTEM_UID) { 3671 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3672 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3673 } 3674 3675 synchronized (mPackages) { 3676 boolean changed = false; 3677 final int packageCount = mPackages.size(); 3678 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3679 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3680 SettingBase sb = (SettingBase) pkg.mExtras; 3681 if (sb == null) { 3682 continue; 3683 } 3684 PermissionsState permissionsState = sb.getPermissionsState(); 3685 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3686 userId, flagMask, flagValues); 3687 } 3688 if (changed) { 3689 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3690 } 3691 } 3692 } 3693 3694 @Override 3695 public boolean shouldShowRequestPermissionRationale(String permissionName, 3696 String packageName, int userId) { 3697 if (UserHandle.getCallingUserId() != userId) { 3698 mContext.enforceCallingPermission( 3699 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3700 "canShowRequestPermissionRationale for user " + userId); 3701 } 3702 3703 final int uid = getPackageUid(packageName, userId); 3704 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3705 return false; 3706 } 3707 3708 if (checkPermission(permissionName, packageName, userId) 3709 == PackageManager.PERMISSION_GRANTED) { 3710 return false; 3711 } 3712 3713 final int flags; 3714 3715 final long identity = Binder.clearCallingIdentity(); 3716 try { 3717 flags = getPermissionFlags(permissionName, 3718 packageName, userId); 3719 } finally { 3720 Binder.restoreCallingIdentity(identity); 3721 } 3722 3723 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3724 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3725 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3726 3727 if ((flags & fixedFlags) != 0) { 3728 return false; 3729 } 3730 3731 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3732 } 3733 3734 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3735 BasePermission bp = mSettings.mPermissions.get(permission); 3736 if (bp == null) { 3737 throw new SecurityException("Missing " + permission + " permission"); 3738 } 3739 3740 SettingBase sb = (SettingBase) pkg.mExtras; 3741 PermissionsState permissionsState = sb.getPermissionsState(); 3742 3743 if (permissionsState.grantInstallPermission(bp) != 3744 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3745 scheduleWriteSettingsLocked(); 3746 } 3747 } 3748 3749 @Override 3750 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3751 mContext.enforceCallingOrSelfPermission( 3752 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3753 "addOnPermissionsChangeListener"); 3754 3755 synchronized (mPackages) { 3756 mOnPermissionChangeListeners.addListenerLocked(listener); 3757 } 3758 } 3759 3760 @Override 3761 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3762 synchronized (mPackages) { 3763 mOnPermissionChangeListeners.removeListenerLocked(listener); 3764 } 3765 } 3766 3767 @Override 3768 public boolean isProtectedBroadcast(String actionName) { 3769 synchronized (mPackages) { 3770 return mProtectedBroadcasts.contains(actionName); 3771 } 3772 } 3773 3774 @Override 3775 public int checkSignatures(String pkg1, String pkg2) { 3776 synchronized (mPackages) { 3777 final PackageParser.Package p1 = mPackages.get(pkg1); 3778 final PackageParser.Package p2 = mPackages.get(pkg2); 3779 if (p1 == null || p1.mExtras == null 3780 || p2 == null || p2.mExtras == null) { 3781 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3782 } 3783 return compareSignatures(p1.mSignatures, p2.mSignatures); 3784 } 3785 } 3786 3787 @Override 3788 public int checkUidSignatures(int uid1, int uid2) { 3789 // Map to base uids. 3790 uid1 = UserHandle.getAppId(uid1); 3791 uid2 = UserHandle.getAppId(uid2); 3792 // reader 3793 synchronized (mPackages) { 3794 Signature[] s1; 3795 Signature[] s2; 3796 Object obj = mSettings.getUserIdLPr(uid1); 3797 if (obj != null) { 3798 if (obj instanceof SharedUserSetting) { 3799 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3800 } else if (obj instanceof PackageSetting) { 3801 s1 = ((PackageSetting)obj).signatures.mSignatures; 3802 } else { 3803 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3804 } 3805 } else { 3806 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3807 } 3808 obj = mSettings.getUserIdLPr(uid2); 3809 if (obj != null) { 3810 if (obj instanceof SharedUserSetting) { 3811 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3812 } else if (obj instanceof PackageSetting) { 3813 s2 = ((PackageSetting)obj).signatures.mSignatures; 3814 } else { 3815 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3816 } 3817 } else { 3818 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3819 } 3820 return compareSignatures(s1, s2); 3821 } 3822 } 3823 3824 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3825 final long identity = Binder.clearCallingIdentity(); 3826 try { 3827 if (sb instanceof SharedUserSetting) { 3828 SharedUserSetting sus = (SharedUserSetting) sb; 3829 final int packageCount = sus.packages.size(); 3830 for (int i = 0; i < packageCount; i++) { 3831 PackageSetting susPs = sus.packages.valueAt(i); 3832 if (userId == UserHandle.USER_ALL) { 3833 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3834 } else { 3835 final int uid = UserHandle.getUid(userId, susPs.appId); 3836 killUid(uid, reason); 3837 } 3838 } 3839 } else if (sb instanceof PackageSetting) { 3840 PackageSetting ps = (PackageSetting) sb; 3841 if (userId == UserHandle.USER_ALL) { 3842 killApplication(ps.pkg.packageName, ps.appId, reason); 3843 } else { 3844 final int uid = UserHandle.getUid(userId, ps.appId); 3845 killUid(uid, reason); 3846 } 3847 } 3848 } finally { 3849 Binder.restoreCallingIdentity(identity); 3850 } 3851 } 3852 3853 private static void killUid(int uid, String reason) { 3854 IActivityManager am = ActivityManagerNative.getDefault(); 3855 if (am != null) { 3856 try { 3857 am.killUid(uid, reason); 3858 } catch (RemoteException e) { 3859 /* ignore - same process */ 3860 } 3861 } 3862 } 3863 3864 /** 3865 * Compares two sets of signatures. Returns: 3866 * <br /> 3867 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3868 * <br /> 3869 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3870 * <br /> 3871 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3872 * <br /> 3873 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3874 * <br /> 3875 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3876 */ 3877 static int compareSignatures(Signature[] s1, Signature[] s2) { 3878 if (s1 == null) { 3879 return s2 == null 3880 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3881 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3882 } 3883 3884 if (s2 == null) { 3885 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3886 } 3887 3888 if (s1.length != s2.length) { 3889 return PackageManager.SIGNATURE_NO_MATCH; 3890 } 3891 3892 // Since both signature sets are of size 1, we can compare without HashSets. 3893 if (s1.length == 1) { 3894 return s1[0].equals(s2[0]) ? 3895 PackageManager.SIGNATURE_MATCH : 3896 PackageManager.SIGNATURE_NO_MATCH; 3897 } 3898 3899 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3900 for (Signature sig : s1) { 3901 set1.add(sig); 3902 } 3903 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3904 for (Signature sig : s2) { 3905 set2.add(sig); 3906 } 3907 // Make sure s2 contains all signatures in s1. 3908 if (set1.equals(set2)) { 3909 return PackageManager.SIGNATURE_MATCH; 3910 } 3911 return PackageManager.SIGNATURE_NO_MATCH; 3912 } 3913 3914 /** 3915 * If the database version for this type of package (internal storage or 3916 * external storage) is less than the version where package signatures 3917 * were updated, return true. 3918 */ 3919 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3920 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3921 DatabaseVersion.SIGNATURE_END_ENTITY)) 3922 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3923 DatabaseVersion.SIGNATURE_END_ENTITY)); 3924 } 3925 3926 /** 3927 * Used for backward compatibility to make sure any packages with 3928 * certificate chains get upgraded to the new style. {@code existingSigs} 3929 * will be in the old format (since they were stored on disk from before the 3930 * system upgrade) and {@code scannedSigs} will be in the newer format. 3931 */ 3932 private int compareSignaturesCompat(PackageSignatures existingSigs, 3933 PackageParser.Package scannedPkg) { 3934 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3935 return PackageManager.SIGNATURE_NO_MATCH; 3936 } 3937 3938 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3939 for (Signature sig : existingSigs.mSignatures) { 3940 existingSet.add(sig); 3941 } 3942 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3943 for (Signature sig : scannedPkg.mSignatures) { 3944 try { 3945 Signature[] chainSignatures = sig.getChainSignatures(); 3946 for (Signature chainSig : chainSignatures) { 3947 scannedCompatSet.add(chainSig); 3948 } 3949 } catch (CertificateEncodingException e) { 3950 scannedCompatSet.add(sig); 3951 } 3952 } 3953 /* 3954 * Make sure the expanded scanned set contains all signatures in the 3955 * existing one. 3956 */ 3957 if (scannedCompatSet.equals(existingSet)) { 3958 // Migrate the old signatures to the new scheme. 3959 existingSigs.assignSignatures(scannedPkg.mSignatures); 3960 // The new KeySets will be re-added later in the scanning process. 3961 synchronized (mPackages) { 3962 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3963 } 3964 return PackageManager.SIGNATURE_MATCH; 3965 } 3966 return PackageManager.SIGNATURE_NO_MATCH; 3967 } 3968 3969 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3970 if (isExternal(scannedPkg)) { 3971 return mSettings.isExternalDatabaseVersionOlderThan( 3972 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3973 } else { 3974 return mSettings.isInternalDatabaseVersionOlderThan( 3975 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3976 } 3977 } 3978 3979 private int compareSignaturesRecover(PackageSignatures existingSigs, 3980 PackageParser.Package scannedPkg) { 3981 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3982 return PackageManager.SIGNATURE_NO_MATCH; 3983 } 3984 3985 String msg = null; 3986 try { 3987 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3988 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3989 + scannedPkg.packageName); 3990 return PackageManager.SIGNATURE_MATCH; 3991 } 3992 } catch (CertificateException e) { 3993 msg = e.getMessage(); 3994 } 3995 3996 logCriticalInfo(Log.INFO, 3997 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3998 return PackageManager.SIGNATURE_NO_MATCH; 3999 } 4000 4001 @Override 4002 public String[] getPackagesForUid(int uid) { 4003 uid = UserHandle.getAppId(uid); 4004 // reader 4005 synchronized (mPackages) { 4006 Object obj = mSettings.getUserIdLPr(uid); 4007 if (obj instanceof SharedUserSetting) { 4008 final SharedUserSetting sus = (SharedUserSetting) obj; 4009 final int N = sus.packages.size(); 4010 final String[] res = new String[N]; 4011 final Iterator<PackageSetting> it = sus.packages.iterator(); 4012 int i = 0; 4013 while (it.hasNext()) { 4014 res[i++] = it.next().name; 4015 } 4016 return res; 4017 } else if (obj instanceof PackageSetting) { 4018 final PackageSetting ps = (PackageSetting) obj; 4019 return new String[] { ps.name }; 4020 } 4021 } 4022 return null; 4023 } 4024 4025 @Override 4026 public String getNameForUid(int uid) { 4027 // reader 4028 synchronized (mPackages) { 4029 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4030 if (obj instanceof SharedUserSetting) { 4031 final SharedUserSetting sus = (SharedUserSetting) obj; 4032 return sus.name + ":" + sus.userId; 4033 } else if (obj instanceof PackageSetting) { 4034 final PackageSetting ps = (PackageSetting) obj; 4035 return ps.name; 4036 } 4037 } 4038 return null; 4039 } 4040 4041 @Override 4042 public int getUidForSharedUser(String sharedUserName) { 4043 if(sharedUserName == null) { 4044 return -1; 4045 } 4046 // reader 4047 synchronized (mPackages) { 4048 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4049 if (suid == null) { 4050 return -1; 4051 } 4052 return suid.userId; 4053 } 4054 } 4055 4056 @Override 4057 public int getFlagsForUid(int uid) { 4058 synchronized (mPackages) { 4059 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4060 if (obj instanceof SharedUserSetting) { 4061 final SharedUserSetting sus = (SharedUserSetting) obj; 4062 return sus.pkgFlags; 4063 } else if (obj instanceof PackageSetting) { 4064 final PackageSetting ps = (PackageSetting) obj; 4065 return ps.pkgFlags; 4066 } 4067 } 4068 return 0; 4069 } 4070 4071 @Override 4072 public int getPrivateFlagsForUid(int uid) { 4073 synchronized (mPackages) { 4074 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4075 if (obj instanceof SharedUserSetting) { 4076 final SharedUserSetting sus = (SharedUserSetting) obj; 4077 return sus.pkgPrivateFlags; 4078 } else if (obj instanceof PackageSetting) { 4079 final PackageSetting ps = (PackageSetting) obj; 4080 return ps.pkgPrivateFlags; 4081 } 4082 } 4083 return 0; 4084 } 4085 4086 @Override 4087 public boolean isUidPrivileged(int uid) { 4088 uid = UserHandle.getAppId(uid); 4089 // reader 4090 synchronized (mPackages) { 4091 Object obj = mSettings.getUserIdLPr(uid); 4092 if (obj instanceof SharedUserSetting) { 4093 final SharedUserSetting sus = (SharedUserSetting) obj; 4094 final Iterator<PackageSetting> it = sus.packages.iterator(); 4095 while (it.hasNext()) { 4096 if (it.next().isPrivileged()) { 4097 return true; 4098 } 4099 } 4100 } else if (obj instanceof PackageSetting) { 4101 final PackageSetting ps = (PackageSetting) obj; 4102 return ps.isPrivileged(); 4103 } 4104 } 4105 return false; 4106 } 4107 4108 @Override 4109 public String[] getAppOpPermissionPackages(String permissionName) { 4110 synchronized (mPackages) { 4111 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4112 if (pkgs == null) { 4113 return null; 4114 } 4115 return pkgs.toArray(new String[pkgs.size()]); 4116 } 4117 } 4118 4119 @Override 4120 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4121 int flags, int userId) { 4122 if (!sUserManager.exists(userId)) return null; 4123 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4124 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4125 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4126 } 4127 4128 @Override 4129 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4130 IntentFilter filter, int match, ComponentName activity) { 4131 final int userId = UserHandle.getCallingUserId(); 4132 if (DEBUG_PREFERRED) { 4133 Log.v(TAG, "setLastChosenActivity intent=" + intent 4134 + " resolvedType=" + resolvedType 4135 + " flags=" + flags 4136 + " filter=" + filter 4137 + " match=" + match 4138 + " activity=" + activity); 4139 filter.dump(new PrintStreamPrinter(System.out), " "); 4140 } 4141 intent.setComponent(null); 4142 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4143 // Find any earlier preferred or last chosen entries and nuke them 4144 findPreferredActivity(intent, resolvedType, 4145 flags, query, 0, false, true, false, userId); 4146 // Add the new activity as the last chosen for this filter 4147 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4148 "Setting last chosen"); 4149 } 4150 4151 @Override 4152 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4153 final int userId = UserHandle.getCallingUserId(); 4154 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4155 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4156 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4157 false, false, false, userId); 4158 } 4159 4160 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4161 int flags, List<ResolveInfo> query, int userId) { 4162 if (query != null) { 4163 final int N = query.size(); 4164 if (N == 1) { 4165 return query.get(0); 4166 } else if (N > 1) { 4167 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4168 // If there is more than one activity with the same priority, 4169 // then let the user decide between them. 4170 ResolveInfo r0 = query.get(0); 4171 ResolveInfo r1 = query.get(1); 4172 if (DEBUG_INTENT_MATCHING || debug) { 4173 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4174 + r1.activityInfo.name + "=" + r1.priority); 4175 } 4176 // If the first activity has a higher priority, or a different 4177 // default, then it is always desireable to pick it. 4178 if (r0.priority != r1.priority 4179 || r0.preferredOrder != r1.preferredOrder 4180 || r0.isDefault != r1.isDefault) { 4181 return query.get(0); 4182 } 4183 // If we have saved a preference for a preferred activity for 4184 // this Intent, use that. 4185 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4186 flags, query, r0.priority, true, false, debug, userId); 4187 if (ri != null) { 4188 return ri; 4189 } 4190 if (userId != 0) { 4191 ri = new ResolveInfo(mResolveInfo); 4192 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4193 ri.activityInfo.applicationInfo = new ApplicationInfo( 4194 ri.activityInfo.applicationInfo); 4195 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4196 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4197 return ri; 4198 } 4199 return mResolveInfo; 4200 } 4201 } 4202 return null; 4203 } 4204 4205 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4206 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4207 final int N = query.size(); 4208 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4209 .get(userId); 4210 // Get the list of persistent preferred activities that handle the intent 4211 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4212 List<PersistentPreferredActivity> pprefs = ppir != null 4213 ? ppir.queryIntent(intent, resolvedType, 4214 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4215 : null; 4216 if (pprefs != null && pprefs.size() > 0) { 4217 final int M = pprefs.size(); 4218 for (int i=0; i<M; i++) { 4219 final PersistentPreferredActivity ppa = pprefs.get(i); 4220 if (DEBUG_PREFERRED || debug) { 4221 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4222 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4223 + "\n component=" + ppa.mComponent); 4224 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4225 } 4226 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4227 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4228 if (DEBUG_PREFERRED || debug) { 4229 Slog.v(TAG, "Found persistent preferred activity:"); 4230 if (ai != null) { 4231 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4232 } else { 4233 Slog.v(TAG, " null"); 4234 } 4235 } 4236 if (ai == null) { 4237 // This previously registered persistent preferred activity 4238 // component is no longer known. Ignore it and do NOT remove it. 4239 continue; 4240 } 4241 for (int j=0; j<N; j++) { 4242 final ResolveInfo ri = query.get(j); 4243 if (!ri.activityInfo.applicationInfo.packageName 4244 .equals(ai.applicationInfo.packageName)) { 4245 continue; 4246 } 4247 if (!ri.activityInfo.name.equals(ai.name)) { 4248 continue; 4249 } 4250 // Found a persistent preference that can handle the intent. 4251 if (DEBUG_PREFERRED || debug) { 4252 Slog.v(TAG, "Returning persistent preferred activity: " + 4253 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4254 } 4255 return ri; 4256 } 4257 } 4258 } 4259 return null; 4260 } 4261 4262 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4263 List<ResolveInfo> query, int priority, boolean always, 4264 boolean removeMatches, boolean debug, int userId) { 4265 if (!sUserManager.exists(userId)) return null; 4266 // writer 4267 synchronized (mPackages) { 4268 if (intent.getSelector() != null) { 4269 intent = intent.getSelector(); 4270 } 4271 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4272 4273 // Try to find a matching persistent preferred activity. 4274 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4275 debug, userId); 4276 4277 // If a persistent preferred activity matched, use it. 4278 if (pri != null) { 4279 return pri; 4280 } 4281 4282 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4283 // Get the list of preferred activities that handle the intent 4284 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4285 List<PreferredActivity> prefs = pir != null 4286 ? pir.queryIntent(intent, resolvedType, 4287 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4288 : null; 4289 if (prefs != null && prefs.size() > 0) { 4290 boolean changed = false; 4291 try { 4292 // First figure out how good the original match set is. 4293 // We will only allow preferred activities that came 4294 // from the same match quality. 4295 int match = 0; 4296 4297 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4298 4299 final int N = query.size(); 4300 for (int j=0; j<N; j++) { 4301 final ResolveInfo ri = query.get(j); 4302 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4303 + ": 0x" + Integer.toHexString(match)); 4304 if (ri.match > match) { 4305 match = ri.match; 4306 } 4307 } 4308 4309 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4310 + Integer.toHexString(match)); 4311 4312 match &= IntentFilter.MATCH_CATEGORY_MASK; 4313 final int M = prefs.size(); 4314 for (int i=0; i<M; i++) { 4315 final PreferredActivity pa = prefs.get(i); 4316 if (DEBUG_PREFERRED || debug) { 4317 Slog.v(TAG, "Checking PreferredActivity ds=" 4318 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4319 + "\n component=" + pa.mPref.mComponent); 4320 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4321 } 4322 if (pa.mPref.mMatch != match) { 4323 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4324 + Integer.toHexString(pa.mPref.mMatch)); 4325 continue; 4326 } 4327 // If it's not an "always" type preferred activity and that's what we're 4328 // looking for, skip it. 4329 if (always && !pa.mPref.mAlways) { 4330 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4331 continue; 4332 } 4333 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4334 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4335 if (DEBUG_PREFERRED || debug) { 4336 Slog.v(TAG, "Found preferred activity:"); 4337 if (ai != null) { 4338 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4339 } else { 4340 Slog.v(TAG, " null"); 4341 } 4342 } 4343 if (ai == null) { 4344 // This previously registered preferred activity 4345 // component is no longer known. Most likely an update 4346 // to the app was installed and in the new version this 4347 // component no longer exists. Clean it up by removing 4348 // it from the preferred activities list, and skip it. 4349 Slog.w(TAG, "Removing dangling preferred activity: " 4350 + pa.mPref.mComponent); 4351 pir.removeFilter(pa); 4352 changed = true; 4353 continue; 4354 } 4355 for (int j=0; j<N; j++) { 4356 final ResolveInfo ri = query.get(j); 4357 if (!ri.activityInfo.applicationInfo.packageName 4358 .equals(ai.applicationInfo.packageName)) { 4359 continue; 4360 } 4361 if (!ri.activityInfo.name.equals(ai.name)) { 4362 continue; 4363 } 4364 4365 if (removeMatches) { 4366 pir.removeFilter(pa); 4367 changed = true; 4368 if (DEBUG_PREFERRED) { 4369 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4370 } 4371 break; 4372 } 4373 4374 // Okay we found a previously set preferred or last chosen app. 4375 // If the result set is different from when this 4376 // was created, we need to clear it and re-ask the 4377 // user their preference, if we're looking for an "always" type entry. 4378 if (always && !pa.mPref.sameSet(query)) { 4379 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4380 + intent + " type " + resolvedType); 4381 if (DEBUG_PREFERRED) { 4382 Slog.v(TAG, "Removing preferred activity since set changed " 4383 + pa.mPref.mComponent); 4384 } 4385 pir.removeFilter(pa); 4386 // Re-add the filter as a "last chosen" entry (!always) 4387 PreferredActivity lastChosen = new PreferredActivity( 4388 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4389 pir.addFilter(lastChosen); 4390 changed = true; 4391 return null; 4392 } 4393 4394 // Yay! Either the set matched or we're looking for the last chosen 4395 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4396 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4397 return ri; 4398 } 4399 } 4400 } finally { 4401 if (changed) { 4402 if (DEBUG_PREFERRED) { 4403 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4404 } 4405 scheduleWritePackageRestrictionsLocked(userId); 4406 } 4407 } 4408 } 4409 } 4410 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4411 return null; 4412 } 4413 4414 /* 4415 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4416 */ 4417 @Override 4418 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4419 int targetUserId) { 4420 mContext.enforceCallingOrSelfPermission( 4421 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4422 List<CrossProfileIntentFilter> matches = 4423 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4424 if (matches != null) { 4425 int size = matches.size(); 4426 for (int i = 0; i < size; i++) { 4427 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4428 } 4429 } 4430 if (hasWebURI(intent)) { 4431 // cross-profile app linking works only towards the parent. 4432 final UserInfo parent = getProfileParent(sourceUserId); 4433 synchronized(mPackages) { 4434 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4435 intent, resolvedType, 0, sourceUserId, parent.id); 4436 return xpDomainInfo != null 4437 && xpDomainInfo.bestDomainVerificationStatus != 4438 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 4439 } 4440 } 4441 return false; 4442 } 4443 4444 private UserInfo getProfileParent(int userId) { 4445 final long identity = Binder.clearCallingIdentity(); 4446 try { 4447 return sUserManager.getProfileParent(userId); 4448 } finally { 4449 Binder.restoreCallingIdentity(identity); 4450 } 4451 } 4452 4453 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4454 String resolvedType, int userId) { 4455 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4456 if (resolver != null) { 4457 return resolver.queryIntent(intent, resolvedType, false, userId); 4458 } 4459 return null; 4460 } 4461 4462 @Override 4463 public List<ResolveInfo> queryIntentActivities(Intent intent, 4464 String resolvedType, int flags, int userId) { 4465 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4466 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4467 ComponentName comp = intent.getComponent(); 4468 if (comp == null) { 4469 if (intent.getSelector() != null) { 4470 intent = intent.getSelector(); 4471 comp = intent.getComponent(); 4472 } 4473 } 4474 4475 if (comp != null) { 4476 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4477 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4478 if (ai != null) { 4479 final ResolveInfo ri = new ResolveInfo(); 4480 ri.activityInfo = ai; 4481 list.add(ri); 4482 } 4483 return list; 4484 } 4485 4486 // reader 4487 synchronized (mPackages) { 4488 final String pkgName = intent.getPackage(); 4489 if (pkgName == null) { 4490 List<CrossProfileIntentFilter> matchingFilters = 4491 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4492 // Check for results that need to skip the current profile. 4493 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4494 resolvedType, flags, userId); 4495 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4496 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4497 result.add(xpResolveInfo); 4498 return filterIfNotPrimaryUser(result, userId); 4499 } 4500 4501 // Check for results in the current profile. 4502 List<ResolveInfo> result = mActivities.queryIntent( 4503 intent, resolvedType, flags, userId); 4504 4505 // Check for cross profile results. 4506 xpResolveInfo = queryCrossProfileIntents( 4507 matchingFilters, intent, resolvedType, flags, userId); 4508 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4509 result.add(xpResolveInfo); 4510 Collections.sort(result, mResolvePrioritySorter); 4511 } 4512 result = filterIfNotPrimaryUser(result, userId); 4513 if (hasWebURI(intent)) { 4514 CrossProfileDomainInfo xpDomainInfo = null; 4515 final UserInfo parent = getProfileParent(userId); 4516 if (parent != null) { 4517 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4518 flags, userId, parent.id); 4519 } 4520 if (xpDomainInfo != null) { 4521 if (xpResolveInfo != null) { 4522 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4523 // in the result. 4524 result.remove(xpResolveInfo); 4525 } 4526 if (result.size() == 0) { 4527 result.add(xpDomainInfo.resolveInfo); 4528 return result; 4529 } 4530 } else if (result.size() <= 1) { 4531 return result; 4532 } 4533 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4534 xpDomainInfo, userId); 4535 Collections.sort(result, mResolvePrioritySorter); 4536 } 4537 return result; 4538 } 4539 final PackageParser.Package pkg = mPackages.get(pkgName); 4540 if (pkg != null) { 4541 return filterIfNotPrimaryUser( 4542 mActivities.queryIntentForPackage( 4543 intent, resolvedType, flags, pkg.activities, userId), 4544 userId); 4545 } 4546 return new ArrayList<ResolveInfo>(); 4547 } 4548 } 4549 4550 private static class CrossProfileDomainInfo { 4551 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4552 ResolveInfo resolveInfo; 4553 /* Best domain verification status of the activities found in the other profile */ 4554 int bestDomainVerificationStatus; 4555 } 4556 4557 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4558 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4559 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4560 sourceUserId)) { 4561 return null; 4562 } 4563 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4564 resolvedType, flags, parentUserId); 4565 4566 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4567 return null; 4568 } 4569 CrossProfileDomainInfo result = null; 4570 int size = resultTargetUser.size(); 4571 for (int i = 0; i < size; i++) { 4572 ResolveInfo riTargetUser = resultTargetUser.get(i); 4573 // Intent filter verification is only for filters that specify a host. So don't return 4574 // those that handle all web uris. 4575 if (riTargetUser.handleAllWebDataURI) { 4576 continue; 4577 } 4578 String packageName = riTargetUser.activityInfo.packageName; 4579 PackageSetting ps = mSettings.mPackages.get(packageName); 4580 if (ps == null) { 4581 continue; 4582 } 4583 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4584 int status = (int)(verificationState >> 32); 4585 if (result == null) { 4586 result = new CrossProfileDomainInfo(); 4587 result.resolveInfo = 4588 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4589 result.bestDomainVerificationStatus = status; 4590 } else { 4591 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4592 result.bestDomainVerificationStatus); 4593 } 4594 } 4595 return result; 4596 } 4597 4598 /** 4599 * Verification statuses are ordered from the worse to the best, except for 4600 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4601 */ 4602 private int bestDomainVerificationStatus(int status1, int status2) { 4603 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4604 return status2; 4605 } 4606 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4607 return status1; 4608 } 4609 return (int) MathUtils.max(status1, status2); 4610 } 4611 4612 private boolean isUserEnabled(int userId) { 4613 long callingId = Binder.clearCallingIdentity(); 4614 try { 4615 UserInfo userInfo = sUserManager.getUserInfo(userId); 4616 return userInfo != null && userInfo.isEnabled(); 4617 } finally { 4618 Binder.restoreCallingIdentity(callingId); 4619 } 4620 } 4621 4622 /** 4623 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4624 * 4625 * @return filtered list 4626 */ 4627 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4628 if (userId == UserHandle.USER_OWNER) { 4629 return resolveInfos; 4630 } 4631 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4632 ResolveInfo info = resolveInfos.get(i); 4633 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4634 resolveInfos.remove(i); 4635 } 4636 } 4637 return resolveInfos; 4638 } 4639 4640 private static boolean hasWebURI(Intent intent) { 4641 if (intent.getData() == null) { 4642 return false; 4643 } 4644 final String scheme = intent.getScheme(); 4645 if (TextUtils.isEmpty(scheme)) { 4646 return false; 4647 } 4648 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4649 } 4650 4651 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4652 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4653 int userId) { 4654 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4655 4656 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4657 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4658 candidates.size()); 4659 } 4660 4661 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4662 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4663 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4664 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4665 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4666 4667 synchronized (mPackages) { 4668 final int count = candidates.size(); 4669 // First, try to use linked apps. Partition the candidates into four lists: 4670 // one for the final results, one for the "do not use ever", one for "undefined status" 4671 // and finally one for "browser app type". 4672 for (int n=0; n<count; n++) { 4673 ResolveInfo info = candidates.get(n); 4674 String packageName = info.activityInfo.packageName; 4675 PackageSetting ps = mSettings.mPackages.get(packageName); 4676 if (ps != null) { 4677 // Add to the special match all list (Browser use case) 4678 if (info.handleAllWebDataURI) { 4679 matchAllList.add(info); 4680 continue; 4681 } 4682 // Try to get the status from User settings first 4683 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4684 int status = (int)(packedStatus >> 32); 4685 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4686 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4687 if (DEBUG_DOMAIN_VERIFICATION) { 4688 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4689 + " : linkgen=" + linkGeneration); 4690 } 4691 // Use link-enabled generation as preferredOrder, i.e. 4692 // prefer newly-enabled over earlier-enabled. 4693 info.preferredOrder = linkGeneration; 4694 alwaysList.add(info); 4695 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4696 if (DEBUG_DOMAIN_VERIFICATION) { 4697 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4698 } 4699 neverList.add(info); 4700 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4701 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4702 if (DEBUG_DOMAIN_VERIFICATION) { 4703 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4704 } 4705 undefinedList.add(info); 4706 } 4707 } 4708 } 4709 // First try to add the "always" resolution(s) for the current user, if any 4710 if (alwaysList.size() > 0) { 4711 result.addAll(alwaysList); 4712 // if there is an "always" for the parent user, add it. 4713 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4714 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4715 result.add(xpDomainInfo.resolveInfo); 4716 } else { 4717 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4718 result.addAll(undefinedList); 4719 if (xpDomainInfo != null && ( 4720 xpDomainInfo.bestDomainVerificationStatus 4721 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4722 || xpDomainInfo.bestDomainVerificationStatus 4723 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4724 result.add(xpDomainInfo.resolveInfo); 4725 } 4726 // Also add Browsers (all of them or only the default one) 4727 if ((matchFlags & MATCH_ALL) != 0) { 4728 result.addAll(matchAllList); 4729 } else { 4730 // Browser/generic handling case. If there's a default browser, go straight 4731 // to that (but only if there is no other higher-priority match). 4732 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4733 UserHandle.myUserId()); 4734 int maxMatchPrio = 0; 4735 ResolveInfo defaultBrowserMatch = null; 4736 final int numCandidates = matchAllList.size(); 4737 for (int n = 0; n < numCandidates; n++) { 4738 ResolveInfo info = matchAllList.get(n); 4739 // track the highest overall match priority... 4740 if (info.priority > maxMatchPrio) { 4741 maxMatchPrio = info.priority; 4742 } 4743 // ...and the highest-priority default browser match 4744 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4745 if (defaultBrowserMatch == null 4746 || (defaultBrowserMatch.priority < info.priority)) { 4747 if (debug) { 4748 Slog.v(TAG, "Considering default browser match " + info); 4749 } 4750 defaultBrowserMatch = info; 4751 } 4752 } 4753 } 4754 if (defaultBrowserMatch != null 4755 && defaultBrowserMatch.priority >= maxMatchPrio 4756 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4757 { 4758 if (debug) { 4759 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4760 } 4761 result.add(defaultBrowserMatch); 4762 } else { 4763 result.addAll(matchAllList); 4764 } 4765 } 4766 4767 // If there is nothing selected, add all candidates and remove the ones that the user 4768 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4769 if (result.size() == 0) { 4770 result.addAll(candidates); 4771 result.removeAll(neverList); 4772 } 4773 } 4774 } 4775 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4776 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4777 result.size()); 4778 for (ResolveInfo info : result) { 4779 Slog.v(TAG, " + " + info.activityInfo); 4780 } 4781 } 4782 return result; 4783 } 4784 4785 // Returns a packed value as a long: 4786 // 4787 // high 'int'-sized word: link status: undefined/ask/never/always. 4788 // low 'int'-sized word: relative priority among 'always' results. 4789 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4790 long result = ps.getDomainVerificationStatusForUser(userId); 4791 // if none available, get the master status 4792 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4793 if (ps.getIntentFilterVerificationInfo() != null) { 4794 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4795 } 4796 } 4797 return result; 4798 } 4799 4800 private ResolveInfo querySkipCurrentProfileIntents( 4801 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4802 int flags, int sourceUserId) { 4803 if (matchingFilters != null) { 4804 int size = matchingFilters.size(); 4805 for (int i = 0; i < size; i ++) { 4806 CrossProfileIntentFilter filter = matchingFilters.get(i); 4807 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4808 // Checking if there are activities in the target user that can handle the 4809 // intent. 4810 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4811 flags, sourceUserId); 4812 if (resolveInfo != null) { 4813 return resolveInfo; 4814 } 4815 } 4816 } 4817 } 4818 return null; 4819 } 4820 4821 // Return matching ResolveInfo if any for skip current profile intent filters. 4822 private ResolveInfo queryCrossProfileIntents( 4823 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4824 int flags, int sourceUserId) { 4825 if (matchingFilters != null) { 4826 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4827 // match the same intent. For performance reasons, it is better not to 4828 // run queryIntent twice for the same userId 4829 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4830 int size = matchingFilters.size(); 4831 for (int i = 0; i < size; i++) { 4832 CrossProfileIntentFilter filter = matchingFilters.get(i); 4833 int targetUserId = filter.getTargetUserId(); 4834 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4835 && !alreadyTriedUserIds.get(targetUserId)) { 4836 // Checking if there are activities in the target user that can handle the 4837 // intent. 4838 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4839 flags, sourceUserId); 4840 if (resolveInfo != null) return resolveInfo; 4841 alreadyTriedUserIds.put(targetUserId, true); 4842 } 4843 } 4844 } 4845 return null; 4846 } 4847 4848 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4849 String resolvedType, int flags, int sourceUserId) { 4850 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4851 resolvedType, flags, filter.getTargetUserId()); 4852 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4853 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4854 } 4855 return null; 4856 } 4857 4858 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4859 int sourceUserId, int targetUserId) { 4860 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4861 String className; 4862 if (targetUserId == UserHandle.USER_OWNER) { 4863 className = FORWARD_INTENT_TO_USER_OWNER; 4864 } else { 4865 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4866 } 4867 ComponentName forwardingActivityComponentName = new ComponentName( 4868 mAndroidApplication.packageName, className); 4869 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4870 sourceUserId); 4871 if (targetUserId == UserHandle.USER_OWNER) { 4872 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4873 forwardingResolveInfo.noResourceId = true; 4874 } 4875 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4876 forwardingResolveInfo.priority = 0; 4877 forwardingResolveInfo.preferredOrder = 0; 4878 forwardingResolveInfo.match = 0; 4879 forwardingResolveInfo.isDefault = true; 4880 forwardingResolveInfo.filter = filter; 4881 forwardingResolveInfo.targetUserId = targetUserId; 4882 return forwardingResolveInfo; 4883 } 4884 4885 @Override 4886 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4887 Intent[] specifics, String[] specificTypes, Intent intent, 4888 String resolvedType, int flags, int userId) { 4889 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4890 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4891 false, "query intent activity options"); 4892 final String resultsAction = intent.getAction(); 4893 4894 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4895 | PackageManager.GET_RESOLVED_FILTER, userId); 4896 4897 if (DEBUG_INTENT_MATCHING) { 4898 Log.v(TAG, "Query " + intent + ": " + results); 4899 } 4900 4901 int specificsPos = 0; 4902 int N; 4903 4904 // todo: note that the algorithm used here is O(N^2). This 4905 // isn't a problem in our current environment, but if we start running 4906 // into situations where we have more than 5 or 10 matches then this 4907 // should probably be changed to something smarter... 4908 4909 // First we go through and resolve each of the specific items 4910 // that were supplied, taking care of removing any corresponding 4911 // duplicate items in the generic resolve list. 4912 if (specifics != null) { 4913 for (int i=0; i<specifics.length; i++) { 4914 final Intent sintent = specifics[i]; 4915 if (sintent == null) { 4916 continue; 4917 } 4918 4919 if (DEBUG_INTENT_MATCHING) { 4920 Log.v(TAG, "Specific #" + i + ": " + sintent); 4921 } 4922 4923 String action = sintent.getAction(); 4924 if (resultsAction != null && resultsAction.equals(action)) { 4925 // If this action was explicitly requested, then don't 4926 // remove things that have it. 4927 action = null; 4928 } 4929 4930 ResolveInfo ri = null; 4931 ActivityInfo ai = null; 4932 4933 ComponentName comp = sintent.getComponent(); 4934 if (comp == null) { 4935 ri = resolveIntent( 4936 sintent, 4937 specificTypes != null ? specificTypes[i] : null, 4938 flags, userId); 4939 if (ri == null) { 4940 continue; 4941 } 4942 if (ri == mResolveInfo) { 4943 // ACK! Must do something better with this. 4944 } 4945 ai = ri.activityInfo; 4946 comp = new ComponentName(ai.applicationInfo.packageName, 4947 ai.name); 4948 } else { 4949 ai = getActivityInfo(comp, flags, userId); 4950 if (ai == null) { 4951 continue; 4952 } 4953 } 4954 4955 // Look for any generic query activities that are duplicates 4956 // of this specific one, and remove them from the results. 4957 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4958 N = results.size(); 4959 int j; 4960 for (j=specificsPos; j<N; j++) { 4961 ResolveInfo sri = results.get(j); 4962 if ((sri.activityInfo.name.equals(comp.getClassName()) 4963 && sri.activityInfo.applicationInfo.packageName.equals( 4964 comp.getPackageName())) 4965 || (action != null && sri.filter.matchAction(action))) { 4966 results.remove(j); 4967 if (DEBUG_INTENT_MATCHING) Log.v( 4968 TAG, "Removing duplicate item from " + j 4969 + " due to specific " + specificsPos); 4970 if (ri == null) { 4971 ri = sri; 4972 } 4973 j--; 4974 N--; 4975 } 4976 } 4977 4978 // Add this specific item to its proper place. 4979 if (ri == null) { 4980 ri = new ResolveInfo(); 4981 ri.activityInfo = ai; 4982 } 4983 results.add(specificsPos, ri); 4984 ri.specificIndex = i; 4985 specificsPos++; 4986 } 4987 } 4988 4989 // Now we go through the remaining generic results and remove any 4990 // duplicate actions that are found here. 4991 N = results.size(); 4992 for (int i=specificsPos; i<N-1; i++) { 4993 final ResolveInfo rii = results.get(i); 4994 if (rii.filter == null) { 4995 continue; 4996 } 4997 4998 // Iterate over all of the actions of this result's intent 4999 // filter... typically this should be just one. 5000 final Iterator<String> it = rii.filter.actionsIterator(); 5001 if (it == null) { 5002 continue; 5003 } 5004 while (it.hasNext()) { 5005 final String action = it.next(); 5006 if (resultsAction != null && resultsAction.equals(action)) { 5007 // If this action was explicitly requested, then don't 5008 // remove things that have it. 5009 continue; 5010 } 5011 for (int j=i+1; j<N; j++) { 5012 final ResolveInfo rij = results.get(j); 5013 if (rij.filter != null && rij.filter.hasAction(action)) { 5014 results.remove(j); 5015 if (DEBUG_INTENT_MATCHING) Log.v( 5016 TAG, "Removing duplicate item from " + j 5017 + " due to action " + action + " at " + i); 5018 j--; 5019 N--; 5020 } 5021 } 5022 } 5023 5024 // If the caller didn't request filter information, drop it now 5025 // so we don't have to marshall/unmarshall it. 5026 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5027 rii.filter = null; 5028 } 5029 } 5030 5031 // Filter out the caller activity if so requested. 5032 if (caller != null) { 5033 N = results.size(); 5034 for (int i=0; i<N; i++) { 5035 ActivityInfo ainfo = results.get(i).activityInfo; 5036 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5037 && caller.getClassName().equals(ainfo.name)) { 5038 results.remove(i); 5039 break; 5040 } 5041 } 5042 } 5043 5044 // If the caller didn't request filter information, 5045 // drop them now so we don't have to 5046 // marshall/unmarshall it. 5047 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5048 N = results.size(); 5049 for (int i=0; i<N; i++) { 5050 results.get(i).filter = null; 5051 } 5052 } 5053 5054 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5055 return results; 5056 } 5057 5058 @Override 5059 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5060 int userId) { 5061 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5062 ComponentName comp = intent.getComponent(); 5063 if (comp == null) { 5064 if (intent.getSelector() != null) { 5065 intent = intent.getSelector(); 5066 comp = intent.getComponent(); 5067 } 5068 } 5069 if (comp != null) { 5070 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5071 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5072 if (ai != null) { 5073 ResolveInfo ri = new ResolveInfo(); 5074 ri.activityInfo = ai; 5075 list.add(ri); 5076 } 5077 return list; 5078 } 5079 5080 // reader 5081 synchronized (mPackages) { 5082 String pkgName = intent.getPackage(); 5083 if (pkgName == null) { 5084 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5085 } 5086 final PackageParser.Package pkg = mPackages.get(pkgName); 5087 if (pkg != null) { 5088 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5089 userId); 5090 } 5091 return null; 5092 } 5093 } 5094 5095 @Override 5096 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5097 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5098 if (!sUserManager.exists(userId)) return null; 5099 if (query != null) { 5100 if (query.size() >= 1) { 5101 // If there is more than one service with the same priority, 5102 // just arbitrarily pick the first one. 5103 return query.get(0); 5104 } 5105 } 5106 return null; 5107 } 5108 5109 @Override 5110 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5111 int userId) { 5112 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5113 ComponentName comp = intent.getComponent(); 5114 if (comp == null) { 5115 if (intent.getSelector() != null) { 5116 intent = intent.getSelector(); 5117 comp = intent.getComponent(); 5118 } 5119 } 5120 if (comp != null) { 5121 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5122 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5123 if (si != null) { 5124 final ResolveInfo ri = new ResolveInfo(); 5125 ri.serviceInfo = si; 5126 list.add(ri); 5127 } 5128 return list; 5129 } 5130 5131 // reader 5132 synchronized (mPackages) { 5133 String pkgName = intent.getPackage(); 5134 if (pkgName == null) { 5135 return mServices.queryIntent(intent, resolvedType, flags, userId); 5136 } 5137 final PackageParser.Package pkg = mPackages.get(pkgName); 5138 if (pkg != null) { 5139 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5140 userId); 5141 } 5142 return null; 5143 } 5144 } 5145 5146 @Override 5147 public List<ResolveInfo> queryIntentContentProviders( 5148 Intent intent, String resolvedType, int flags, int userId) { 5149 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5150 ComponentName comp = intent.getComponent(); 5151 if (comp == null) { 5152 if (intent.getSelector() != null) { 5153 intent = intent.getSelector(); 5154 comp = intent.getComponent(); 5155 } 5156 } 5157 if (comp != null) { 5158 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5159 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5160 if (pi != null) { 5161 final ResolveInfo ri = new ResolveInfo(); 5162 ri.providerInfo = pi; 5163 list.add(ri); 5164 } 5165 return list; 5166 } 5167 5168 // reader 5169 synchronized (mPackages) { 5170 String pkgName = intent.getPackage(); 5171 if (pkgName == null) { 5172 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5173 } 5174 final PackageParser.Package pkg = mPackages.get(pkgName); 5175 if (pkg != null) { 5176 return mProviders.queryIntentForPackage( 5177 intent, resolvedType, flags, pkg.providers, userId); 5178 } 5179 return null; 5180 } 5181 } 5182 5183 @Override 5184 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5185 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5186 5187 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5188 5189 // writer 5190 synchronized (mPackages) { 5191 ArrayList<PackageInfo> list; 5192 if (listUninstalled) { 5193 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5194 for (PackageSetting ps : mSettings.mPackages.values()) { 5195 PackageInfo pi; 5196 if (ps.pkg != null) { 5197 pi = generatePackageInfo(ps.pkg, flags, userId); 5198 } else { 5199 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5200 } 5201 if (pi != null) { 5202 list.add(pi); 5203 } 5204 } 5205 } else { 5206 list = new ArrayList<PackageInfo>(mPackages.size()); 5207 for (PackageParser.Package p : mPackages.values()) { 5208 PackageInfo pi = generatePackageInfo(p, flags, userId); 5209 if (pi != null) { 5210 list.add(pi); 5211 } 5212 } 5213 } 5214 5215 return new ParceledListSlice<PackageInfo>(list); 5216 } 5217 } 5218 5219 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5220 String[] permissions, boolean[] tmp, int flags, int userId) { 5221 int numMatch = 0; 5222 final PermissionsState permissionsState = ps.getPermissionsState(); 5223 for (int i=0; i<permissions.length; i++) { 5224 final String permission = permissions[i]; 5225 if (permissionsState.hasPermission(permission, userId)) { 5226 tmp[i] = true; 5227 numMatch++; 5228 } else { 5229 tmp[i] = false; 5230 } 5231 } 5232 if (numMatch == 0) { 5233 return; 5234 } 5235 PackageInfo pi; 5236 if (ps.pkg != null) { 5237 pi = generatePackageInfo(ps.pkg, flags, userId); 5238 } else { 5239 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5240 } 5241 // The above might return null in cases of uninstalled apps or install-state 5242 // skew across users/profiles. 5243 if (pi != null) { 5244 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5245 if (numMatch == permissions.length) { 5246 pi.requestedPermissions = permissions; 5247 } else { 5248 pi.requestedPermissions = new String[numMatch]; 5249 numMatch = 0; 5250 for (int i=0; i<permissions.length; i++) { 5251 if (tmp[i]) { 5252 pi.requestedPermissions[numMatch] = permissions[i]; 5253 numMatch++; 5254 } 5255 } 5256 } 5257 } 5258 list.add(pi); 5259 } 5260 } 5261 5262 @Override 5263 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5264 String[] permissions, int flags, int userId) { 5265 if (!sUserManager.exists(userId)) return null; 5266 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5267 5268 // writer 5269 synchronized (mPackages) { 5270 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5271 boolean[] tmpBools = new boolean[permissions.length]; 5272 if (listUninstalled) { 5273 for (PackageSetting ps : mSettings.mPackages.values()) { 5274 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5275 } 5276 } else { 5277 for (PackageParser.Package pkg : mPackages.values()) { 5278 PackageSetting ps = (PackageSetting)pkg.mExtras; 5279 if (ps != null) { 5280 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5281 userId); 5282 } 5283 } 5284 } 5285 5286 return new ParceledListSlice<PackageInfo>(list); 5287 } 5288 } 5289 5290 @Override 5291 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5292 if (!sUserManager.exists(userId)) return null; 5293 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5294 5295 // writer 5296 synchronized (mPackages) { 5297 ArrayList<ApplicationInfo> list; 5298 if (listUninstalled) { 5299 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5300 for (PackageSetting ps : mSettings.mPackages.values()) { 5301 ApplicationInfo ai; 5302 if (ps.pkg != null) { 5303 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5304 ps.readUserState(userId), userId); 5305 } else { 5306 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5307 } 5308 if (ai != null) { 5309 list.add(ai); 5310 } 5311 } 5312 } else { 5313 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5314 for (PackageParser.Package p : mPackages.values()) { 5315 if (p.mExtras != null) { 5316 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5317 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5318 if (ai != null) { 5319 list.add(ai); 5320 } 5321 } 5322 } 5323 } 5324 5325 return new ParceledListSlice<ApplicationInfo>(list); 5326 } 5327 } 5328 5329 public List<ApplicationInfo> getPersistentApplications(int flags) { 5330 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5331 5332 // reader 5333 synchronized (mPackages) { 5334 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5335 final int userId = UserHandle.getCallingUserId(); 5336 while (i.hasNext()) { 5337 final PackageParser.Package p = i.next(); 5338 if (p.applicationInfo != null 5339 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5340 && (!mSafeMode || isSystemApp(p))) { 5341 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5342 if (ps != null) { 5343 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5344 ps.readUserState(userId), userId); 5345 if (ai != null) { 5346 finalList.add(ai); 5347 } 5348 } 5349 } 5350 } 5351 } 5352 5353 return finalList; 5354 } 5355 5356 @Override 5357 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5358 if (!sUserManager.exists(userId)) return null; 5359 // reader 5360 synchronized (mPackages) { 5361 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5362 PackageSetting ps = provider != null 5363 ? mSettings.mPackages.get(provider.owner.packageName) 5364 : null; 5365 return ps != null 5366 && mSettings.isEnabledLPr(provider.info, flags, userId) 5367 && (!mSafeMode || (provider.info.applicationInfo.flags 5368 &ApplicationInfo.FLAG_SYSTEM) != 0) 5369 ? PackageParser.generateProviderInfo(provider, flags, 5370 ps.readUserState(userId), userId) 5371 : null; 5372 } 5373 } 5374 5375 /** 5376 * @deprecated 5377 */ 5378 @Deprecated 5379 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5380 // reader 5381 synchronized (mPackages) { 5382 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5383 .entrySet().iterator(); 5384 final int userId = UserHandle.getCallingUserId(); 5385 while (i.hasNext()) { 5386 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5387 PackageParser.Provider p = entry.getValue(); 5388 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5389 5390 if (ps != null && p.syncable 5391 && (!mSafeMode || (p.info.applicationInfo.flags 5392 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5393 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5394 ps.readUserState(userId), userId); 5395 if (info != null) { 5396 outNames.add(entry.getKey()); 5397 outInfo.add(info); 5398 } 5399 } 5400 } 5401 } 5402 } 5403 5404 @Override 5405 public List<ProviderInfo> queryContentProviders(String processName, 5406 int uid, int flags) { 5407 ArrayList<ProviderInfo> finalList = null; 5408 // reader 5409 synchronized (mPackages) { 5410 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5411 final int userId = processName != null ? 5412 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5413 while (i.hasNext()) { 5414 final PackageParser.Provider p = i.next(); 5415 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5416 if (ps != null && p.info.authority != null 5417 && (processName == null 5418 || (p.info.processName.equals(processName) 5419 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5420 && mSettings.isEnabledLPr(p.info, flags, userId) 5421 && (!mSafeMode 5422 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5423 if (finalList == null) { 5424 finalList = new ArrayList<ProviderInfo>(3); 5425 } 5426 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5427 ps.readUserState(userId), userId); 5428 if (info != null) { 5429 finalList.add(info); 5430 } 5431 } 5432 } 5433 } 5434 5435 if (finalList != null) { 5436 Collections.sort(finalList, mProviderInitOrderSorter); 5437 } 5438 5439 return finalList; 5440 } 5441 5442 @Override 5443 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5444 int flags) { 5445 // reader 5446 synchronized (mPackages) { 5447 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5448 return PackageParser.generateInstrumentationInfo(i, flags); 5449 } 5450 } 5451 5452 @Override 5453 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5454 int flags) { 5455 ArrayList<InstrumentationInfo> finalList = 5456 new ArrayList<InstrumentationInfo>(); 5457 5458 // reader 5459 synchronized (mPackages) { 5460 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5461 while (i.hasNext()) { 5462 final PackageParser.Instrumentation p = i.next(); 5463 if (targetPackage == null 5464 || targetPackage.equals(p.info.targetPackage)) { 5465 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5466 flags); 5467 if (ii != null) { 5468 finalList.add(ii); 5469 } 5470 } 5471 } 5472 } 5473 5474 return finalList; 5475 } 5476 5477 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5478 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5479 if (overlays == null) { 5480 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5481 return; 5482 } 5483 for (PackageParser.Package opkg : overlays.values()) { 5484 // Not much to do if idmap fails: we already logged the error 5485 // and we certainly don't want to abort installation of pkg simply 5486 // because an overlay didn't fit properly. For these reasons, 5487 // ignore the return value of createIdmapForPackagePairLI. 5488 createIdmapForPackagePairLI(pkg, opkg); 5489 } 5490 } 5491 5492 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5493 PackageParser.Package opkg) { 5494 if (!opkg.mTrustedOverlay) { 5495 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5496 opkg.baseCodePath + ": overlay not trusted"); 5497 return false; 5498 } 5499 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5500 if (overlaySet == null) { 5501 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5502 opkg.baseCodePath + " but target package has no known overlays"); 5503 return false; 5504 } 5505 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5506 // TODO: generate idmap for split APKs 5507 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5508 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5509 + opkg.baseCodePath); 5510 return false; 5511 } 5512 PackageParser.Package[] overlayArray = 5513 overlaySet.values().toArray(new PackageParser.Package[0]); 5514 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5515 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5516 return p1.mOverlayPriority - p2.mOverlayPriority; 5517 } 5518 }; 5519 Arrays.sort(overlayArray, cmp); 5520 5521 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5522 int i = 0; 5523 for (PackageParser.Package p : overlayArray) { 5524 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5525 } 5526 return true; 5527 } 5528 5529 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5530 final File[] files = dir.listFiles(); 5531 if (ArrayUtils.isEmpty(files)) { 5532 Log.d(TAG, "No files in app dir " + dir); 5533 return; 5534 } 5535 5536 if (DEBUG_PACKAGE_SCANNING) { 5537 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5538 + " flags=0x" + Integer.toHexString(parseFlags)); 5539 } 5540 5541 for (File file : files) { 5542 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5543 && !PackageInstallerService.isStageName(file.getName()); 5544 if (!isPackage) { 5545 // Ignore entries which are not packages 5546 continue; 5547 } 5548 try { 5549 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5550 scanFlags, currentTime, null); 5551 } catch (PackageManagerException e) { 5552 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5553 5554 // Delete invalid userdata apps 5555 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5556 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5557 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5558 if (file.isDirectory()) { 5559 mInstaller.rmPackageDir(file.getAbsolutePath()); 5560 } else { 5561 file.delete(); 5562 } 5563 } 5564 } 5565 } 5566 } 5567 5568 private static File getSettingsProblemFile() { 5569 File dataDir = Environment.getDataDirectory(); 5570 File systemDir = new File(dataDir, "system"); 5571 File fname = new File(systemDir, "uiderrors.txt"); 5572 return fname; 5573 } 5574 5575 static void reportSettingsProblem(int priority, String msg) { 5576 logCriticalInfo(priority, msg); 5577 } 5578 5579 static void logCriticalInfo(int priority, String msg) { 5580 Slog.println(priority, TAG, msg); 5581 EventLogTags.writePmCriticalInfo(msg); 5582 try { 5583 File fname = getSettingsProblemFile(); 5584 FileOutputStream out = new FileOutputStream(fname, true); 5585 PrintWriter pw = new FastPrintWriter(out); 5586 SimpleDateFormat formatter = new SimpleDateFormat(); 5587 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5588 pw.println(dateString + ": " + msg); 5589 pw.close(); 5590 FileUtils.setPermissions( 5591 fname.toString(), 5592 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5593 -1, -1); 5594 } catch (java.io.IOException e) { 5595 } 5596 } 5597 5598 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5599 PackageParser.Package pkg, File srcFile, int parseFlags) 5600 throws PackageManagerException { 5601 if (ps != null 5602 && ps.codePath.equals(srcFile) 5603 && ps.timeStamp == srcFile.lastModified() 5604 && !isCompatSignatureUpdateNeeded(pkg) 5605 && !isRecoverSignatureUpdateNeeded(pkg)) { 5606 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5607 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5608 ArraySet<PublicKey> signingKs; 5609 synchronized (mPackages) { 5610 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5611 } 5612 if (ps.signatures.mSignatures != null 5613 && ps.signatures.mSignatures.length != 0 5614 && signingKs != null) { 5615 // Optimization: reuse the existing cached certificates 5616 // if the package appears to be unchanged. 5617 pkg.mSignatures = ps.signatures.mSignatures; 5618 pkg.mSigningKeys = signingKs; 5619 return; 5620 } 5621 5622 Slog.w(TAG, "PackageSetting for " + ps.name 5623 + " is missing signatures. Collecting certs again to recover them."); 5624 } else { 5625 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5626 } 5627 5628 try { 5629 pp.collectCertificates(pkg, parseFlags); 5630 pp.collectManifestDigest(pkg); 5631 } catch (PackageParserException e) { 5632 throw PackageManagerException.from(e); 5633 } 5634 } 5635 5636 /* 5637 * Scan a package and return the newly parsed package. 5638 * Returns null in case of errors and the error code is stored in mLastScanError 5639 */ 5640 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5641 long currentTime, UserHandle user) throws PackageManagerException { 5642 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5643 parseFlags |= mDefParseFlags; 5644 PackageParser pp = new PackageParser(); 5645 pp.setSeparateProcesses(mSeparateProcesses); 5646 pp.setOnlyCoreApps(mOnlyCore); 5647 pp.setDisplayMetrics(mMetrics); 5648 5649 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5650 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5651 } 5652 5653 final PackageParser.Package pkg; 5654 try { 5655 pkg = pp.parsePackage(scanFile, parseFlags); 5656 } catch (PackageParserException e) { 5657 throw PackageManagerException.from(e); 5658 } 5659 5660 PackageSetting ps = null; 5661 PackageSetting updatedPkg; 5662 // reader 5663 synchronized (mPackages) { 5664 // Look to see if we already know about this package. 5665 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5666 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5667 // This package has been renamed to its original name. Let's 5668 // use that. 5669 ps = mSettings.peekPackageLPr(oldName); 5670 } 5671 // If there was no original package, see one for the real package name. 5672 if (ps == null) { 5673 ps = mSettings.peekPackageLPr(pkg.packageName); 5674 } 5675 // Check to see if this package could be hiding/updating a system 5676 // package. Must look for it either under the original or real 5677 // package name depending on our state. 5678 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5679 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5680 } 5681 boolean updatedPkgBetter = false; 5682 // First check if this is a system package that may involve an update 5683 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5684 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5685 // it needs to drop FLAG_PRIVILEGED. 5686 if (locationIsPrivileged(scanFile)) { 5687 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5688 } else { 5689 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5690 } 5691 5692 if (ps != null && !ps.codePath.equals(scanFile)) { 5693 // The path has changed from what was last scanned... check the 5694 // version of the new path against what we have stored to determine 5695 // what to do. 5696 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5697 if (pkg.mVersionCode <= ps.versionCode) { 5698 // The system package has been updated and the code path does not match 5699 // Ignore entry. Skip it. 5700 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5701 + " ignored: updated version " + ps.versionCode 5702 + " better than this " + pkg.mVersionCode); 5703 if (!updatedPkg.codePath.equals(scanFile)) { 5704 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5705 + ps.name + " changing from " + updatedPkg.codePathString 5706 + " to " + scanFile); 5707 updatedPkg.codePath = scanFile; 5708 updatedPkg.codePathString = scanFile.toString(); 5709 updatedPkg.resourcePath = scanFile; 5710 updatedPkg.resourcePathString = scanFile.toString(); 5711 } 5712 updatedPkg.pkg = pkg; 5713 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5714 "Package " + ps.name + " at " + scanFile 5715 + " ignored: updated version " + ps.versionCode 5716 + " better than this " + pkg.mVersionCode); 5717 } else { 5718 // The current app on the system partition is better than 5719 // what we have updated to on the data partition; switch 5720 // back to the system partition version. 5721 // At this point, its safely assumed that package installation for 5722 // apps in system partition will go through. If not there won't be a working 5723 // version of the app 5724 // writer 5725 synchronized (mPackages) { 5726 // Just remove the loaded entries from package lists. 5727 mPackages.remove(ps.name); 5728 } 5729 5730 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5731 + " reverting from " + ps.codePathString 5732 + ": new version " + pkg.mVersionCode 5733 + " better than installed " + ps.versionCode); 5734 5735 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5736 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5737 synchronized (mInstallLock) { 5738 args.cleanUpResourcesLI(); 5739 } 5740 synchronized (mPackages) { 5741 mSettings.enableSystemPackageLPw(ps.name); 5742 } 5743 updatedPkgBetter = true; 5744 } 5745 } 5746 } 5747 5748 if (updatedPkg != null) { 5749 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5750 // initially 5751 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5752 5753 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5754 // flag set initially 5755 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5756 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5757 } 5758 } 5759 5760 // Verify certificates against what was last scanned 5761 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5762 5763 /* 5764 * A new system app appeared, but we already had a non-system one of the 5765 * same name installed earlier. 5766 */ 5767 boolean shouldHideSystemApp = false; 5768 if (updatedPkg == null && ps != null 5769 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5770 /* 5771 * Check to make sure the signatures match first. If they don't, 5772 * wipe the installed application and its data. 5773 */ 5774 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5775 != PackageManager.SIGNATURE_MATCH) { 5776 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5777 + " signatures don't match existing userdata copy; removing"); 5778 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5779 ps = null; 5780 } else { 5781 /* 5782 * If the newly-added system app is an older version than the 5783 * already installed version, hide it. It will be scanned later 5784 * and re-added like an update. 5785 */ 5786 if (pkg.mVersionCode <= ps.versionCode) { 5787 shouldHideSystemApp = true; 5788 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5789 + " but new version " + pkg.mVersionCode + " better than installed " 5790 + ps.versionCode + "; hiding system"); 5791 } else { 5792 /* 5793 * The newly found system app is a newer version that the 5794 * one previously installed. Simply remove the 5795 * already-installed application and replace it with our own 5796 * while keeping the application data. 5797 */ 5798 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5799 + " reverting from " + ps.codePathString + ": new version " 5800 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5801 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5802 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5803 synchronized (mInstallLock) { 5804 args.cleanUpResourcesLI(); 5805 } 5806 } 5807 } 5808 } 5809 5810 // The apk is forward locked (not public) if its code and resources 5811 // are kept in different files. (except for app in either system or 5812 // vendor path). 5813 // TODO grab this value from PackageSettings 5814 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5815 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5816 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5817 } 5818 } 5819 5820 // TODO: extend to support forward-locked splits 5821 String resourcePath = null; 5822 String baseResourcePath = null; 5823 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5824 if (ps != null && ps.resourcePathString != null) { 5825 resourcePath = ps.resourcePathString; 5826 baseResourcePath = ps.resourcePathString; 5827 } else { 5828 // Should not happen at all. Just log an error. 5829 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5830 } 5831 } else { 5832 resourcePath = pkg.codePath; 5833 baseResourcePath = pkg.baseCodePath; 5834 } 5835 5836 // Set application objects path explicitly. 5837 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5838 pkg.applicationInfo.setCodePath(pkg.codePath); 5839 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5840 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5841 pkg.applicationInfo.setResourcePath(resourcePath); 5842 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5843 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5844 5845 // Note that we invoke the following method only if we are about to unpack an application 5846 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5847 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5848 5849 /* 5850 * If the system app should be overridden by a previously installed 5851 * data, hide the system app now and let the /data/app scan pick it up 5852 * again. 5853 */ 5854 if (shouldHideSystemApp) { 5855 synchronized (mPackages) { 5856 /* 5857 * We have to grant systems permissions before we hide, because 5858 * grantPermissions will assume the package update is trying to 5859 * expand its permissions. 5860 */ 5861 grantPermissionsLPw(pkg, true, pkg.packageName); 5862 mSettings.disableSystemPackageLPw(pkg.packageName); 5863 } 5864 } 5865 5866 return scannedPkg; 5867 } 5868 5869 private static String fixProcessName(String defProcessName, 5870 String processName, int uid) { 5871 if (processName == null) { 5872 return defProcessName; 5873 } 5874 return processName; 5875 } 5876 5877 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5878 throws PackageManagerException { 5879 if (pkgSetting.signatures.mSignatures != null) { 5880 // Already existing package. Make sure signatures match 5881 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5882 == PackageManager.SIGNATURE_MATCH; 5883 if (!match) { 5884 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5885 == PackageManager.SIGNATURE_MATCH; 5886 } 5887 if (!match) { 5888 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5889 == PackageManager.SIGNATURE_MATCH; 5890 } 5891 if (!match) { 5892 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5893 + pkg.packageName + " signatures do not match the " 5894 + "previously installed version; ignoring!"); 5895 } 5896 } 5897 5898 // Check for shared user signatures 5899 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5900 // Already existing package. Make sure signatures match 5901 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5902 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5903 if (!match) { 5904 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5905 == PackageManager.SIGNATURE_MATCH; 5906 } 5907 if (!match) { 5908 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5909 == PackageManager.SIGNATURE_MATCH; 5910 } 5911 if (!match) { 5912 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5913 "Package " + pkg.packageName 5914 + " has no signatures that match those in shared user " 5915 + pkgSetting.sharedUser.name + "; ignoring!"); 5916 } 5917 } 5918 } 5919 5920 /** 5921 * Enforces that only the system UID or root's UID can call a method exposed 5922 * via Binder. 5923 * 5924 * @param message used as message if SecurityException is thrown 5925 * @throws SecurityException if the caller is not system or root 5926 */ 5927 private static final void enforceSystemOrRoot(String message) { 5928 final int uid = Binder.getCallingUid(); 5929 if (uid != Process.SYSTEM_UID && uid != 0) { 5930 throw new SecurityException(message); 5931 } 5932 } 5933 5934 @Override 5935 public void performBootDexOpt() { 5936 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5937 5938 // Before everything else, see whether we need to fstrim. 5939 try { 5940 IMountService ms = PackageHelper.getMountService(); 5941 if (ms != null) { 5942 final boolean isUpgrade = isUpgrade(); 5943 boolean doTrim = isUpgrade; 5944 if (doTrim) { 5945 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5946 } else { 5947 final long interval = android.provider.Settings.Global.getLong( 5948 mContext.getContentResolver(), 5949 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5950 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5951 if (interval > 0) { 5952 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5953 if (timeSinceLast > interval) { 5954 doTrim = true; 5955 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5956 + "; running immediately"); 5957 } 5958 } 5959 } 5960 if (doTrim) { 5961 if (!isFirstBoot()) { 5962 try { 5963 ActivityManagerNative.getDefault().showBootMessage( 5964 mContext.getResources().getString( 5965 R.string.android_upgrading_fstrim), true); 5966 } catch (RemoteException e) { 5967 } 5968 } 5969 ms.runMaintenance(); 5970 } 5971 } else { 5972 Slog.e(TAG, "Mount service unavailable!"); 5973 } 5974 } catch (RemoteException e) { 5975 // Can't happen; MountService is local 5976 } 5977 5978 final ArraySet<PackageParser.Package> pkgs; 5979 synchronized (mPackages) { 5980 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5981 } 5982 5983 if (pkgs != null) { 5984 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5985 // in case the device runs out of space. 5986 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5987 // Give priority to core apps. 5988 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5989 PackageParser.Package pkg = it.next(); 5990 if (pkg.coreApp) { 5991 if (DEBUG_DEXOPT) { 5992 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5993 } 5994 sortedPkgs.add(pkg); 5995 it.remove(); 5996 } 5997 } 5998 // Give priority to system apps that listen for pre boot complete. 5999 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6000 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6001 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6002 PackageParser.Package pkg = it.next(); 6003 if (pkgNames.contains(pkg.packageName)) { 6004 if (DEBUG_DEXOPT) { 6005 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6006 } 6007 sortedPkgs.add(pkg); 6008 it.remove(); 6009 } 6010 } 6011 // Give priority to system apps. 6012 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6013 PackageParser.Package pkg = it.next(); 6014 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6015 if (DEBUG_DEXOPT) { 6016 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6017 } 6018 sortedPkgs.add(pkg); 6019 it.remove(); 6020 } 6021 } 6022 // Give priority to updated system apps. 6023 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6024 PackageParser.Package pkg = it.next(); 6025 if (pkg.isUpdatedSystemApp()) { 6026 if (DEBUG_DEXOPT) { 6027 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6028 } 6029 sortedPkgs.add(pkg); 6030 it.remove(); 6031 } 6032 } 6033 // Give priority to apps that listen for boot complete. 6034 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6035 pkgNames = getPackageNamesForIntent(intent); 6036 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6037 PackageParser.Package pkg = it.next(); 6038 if (pkgNames.contains(pkg.packageName)) { 6039 if (DEBUG_DEXOPT) { 6040 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6041 } 6042 sortedPkgs.add(pkg); 6043 it.remove(); 6044 } 6045 } 6046 // Filter out packages that aren't recently used. 6047 filterRecentlyUsedApps(pkgs); 6048 // Add all remaining apps. 6049 for (PackageParser.Package pkg : pkgs) { 6050 if (DEBUG_DEXOPT) { 6051 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6052 } 6053 sortedPkgs.add(pkg); 6054 } 6055 6056 // If we want to be lazy, filter everything that wasn't recently used. 6057 if (mLazyDexOpt) { 6058 filterRecentlyUsedApps(sortedPkgs); 6059 } 6060 6061 int i = 0; 6062 int total = sortedPkgs.size(); 6063 File dataDir = Environment.getDataDirectory(); 6064 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6065 if (lowThreshold == 0) { 6066 throw new IllegalStateException("Invalid low memory threshold"); 6067 } 6068 for (PackageParser.Package pkg : sortedPkgs) { 6069 long usableSpace = dataDir.getUsableSpace(); 6070 if (usableSpace < lowThreshold) { 6071 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6072 break; 6073 } 6074 performBootDexOpt(pkg, ++i, total); 6075 } 6076 } 6077 } 6078 6079 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6080 // Filter out packages that aren't recently used. 6081 // 6082 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6083 // should do a full dexopt. 6084 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6085 int total = pkgs.size(); 6086 int skipped = 0; 6087 long now = System.currentTimeMillis(); 6088 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6089 PackageParser.Package pkg = i.next(); 6090 long then = pkg.mLastPackageUsageTimeInMills; 6091 if (then + mDexOptLRUThresholdInMills < now) { 6092 if (DEBUG_DEXOPT) { 6093 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6094 ((then == 0) ? "never" : new Date(then))); 6095 } 6096 i.remove(); 6097 skipped++; 6098 } 6099 } 6100 if (DEBUG_DEXOPT) { 6101 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6102 } 6103 } 6104 } 6105 6106 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6107 List<ResolveInfo> ris = null; 6108 try { 6109 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6110 intent, null, 0, UserHandle.USER_OWNER); 6111 } catch (RemoteException e) { 6112 } 6113 ArraySet<String> pkgNames = new ArraySet<String>(); 6114 if (ris != null) { 6115 for (ResolveInfo ri : ris) { 6116 pkgNames.add(ri.activityInfo.packageName); 6117 } 6118 } 6119 return pkgNames; 6120 } 6121 6122 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6123 if (DEBUG_DEXOPT) { 6124 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6125 } 6126 if (!isFirstBoot()) { 6127 try { 6128 ActivityManagerNative.getDefault().showBootMessage( 6129 mContext.getResources().getString(R.string.android_upgrading_apk, 6130 curr, total), true); 6131 } catch (RemoteException e) { 6132 } 6133 } 6134 PackageParser.Package p = pkg; 6135 synchronized (mInstallLock) { 6136 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6137 false /* force dex */, false /* defer */, true /* include dependencies */); 6138 } 6139 } 6140 6141 @Override 6142 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6143 return performDexOpt(packageName, instructionSet, false); 6144 } 6145 6146 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6147 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6148 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6149 if (!dexopt && !updateUsage) { 6150 // We aren't going to dexopt or update usage, so bail early. 6151 return false; 6152 } 6153 PackageParser.Package p; 6154 final String targetInstructionSet; 6155 synchronized (mPackages) { 6156 p = mPackages.get(packageName); 6157 if (p == null) { 6158 return false; 6159 } 6160 if (updateUsage) { 6161 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6162 } 6163 mPackageUsage.write(false); 6164 if (!dexopt) { 6165 // We aren't going to dexopt, so bail early. 6166 return false; 6167 } 6168 6169 targetInstructionSet = instructionSet != null ? instructionSet : 6170 getPrimaryInstructionSet(p.applicationInfo); 6171 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6172 return false; 6173 } 6174 } 6175 6176 synchronized (mInstallLock) { 6177 final String[] instructionSets = new String[] { targetInstructionSet }; 6178 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6179 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6180 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6181 } 6182 } 6183 6184 public ArraySet<String> getPackagesThatNeedDexOpt() { 6185 ArraySet<String> pkgs = null; 6186 synchronized (mPackages) { 6187 for (PackageParser.Package p : mPackages.values()) { 6188 if (DEBUG_DEXOPT) { 6189 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6190 } 6191 if (!p.mDexOptPerformed.isEmpty()) { 6192 continue; 6193 } 6194 if (pkgs == null) { 6195 pkgs = new ArraySet<String>(); 6196 } 6197 pkgs.add(p.packageName); 6198 } 6199 } 6200 return pkgs; 6201 } 6202 6203 public void shutdown() { 6204 mPackageUsage.write(true); 6205 } 6206 6207 @Override 6208 public void forceDexOpt(String packageName) { 6209 enforceSystemOrRoot("forceDexOpt"); 6210 6211 PackageParser.Package pkg; 6212 synchronized (mPackages) { 6213 pkg = mPackages.get(packageName); 6214 if (pkg == null) { 6215 throw new IllegalArgumentException("Missing package: " + packageName); 6216 } 6217 } 6218 6219 synchronized (mInstallLock) { 6220 final String[] instructionSets = new String[] { 6221 getPrimaryInstructionSet(pkg.applicationInfo) }; 6222 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6223 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6224 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6225 throw new IllegalStateException("Failed to dexopt: " + res); 6226 } 6227 } 6228 } 6229 6230 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6231 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6232 Slog.w(TAG, "Unable to update from " + oldPkg.name 6233 + " to " + newPkg.packageName 6234 + ": old package not in system partition"); 6235 return false; 6236 } else if (mPackages.get(oldPkg.name) != null) { 6237 Slog.w(TAG, "Unable to update from " + oldPkg.name 6238 + " to " + newPkg.packageName 6239 + ": old package still exists"); 6240 return false; 6241 } 6242 return true; 6243 } 6244 6245 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6246 int[] users = sUserManager.getUserIds(); 6247 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6248 if (res < 0) { 6249 return res; 6250 } 6251 for (int user : users) { 6252 if (user != 0) { 6253 res = mInstaller.createUserData(volumeUuid, packageName, 6254 UserHandle.getUid(user, uid), user, seinfo); 6255 if (res < 0) { 6256 return res; 6257 } 6258 } 6259 } 6260 return res; 6261 } 6262 6263 private int removeDataDirsLI(String volumeUuid, String packageName) { 6264 int[] users = sUserManager.getUserIds(); 6265 int res = 0; 6266 for (int user : users) { 6267 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6268 if (resInner < 0) { 6269 res = resInner; 6270 } 6271 } 6272 6273 return res; 6274 } 6275 6276 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6277 int[] users = sUserManager.getUserIds(); 6278 int res = 0; 6279 for (int user : users) { 6280 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6281 if (resInner < 0) { 6282 res = resInner; 6283 } 6284 } 6285 return res; 6286 } 6287 6288 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6289 PackageParser.Package changingLib) { 6290 if (file.path != null) { 6291 usesLibraryFiles.add(file.path); 6292 return; 6293 } 6294 PackageParser.Package p = mPackages.get(file.apk); 6295 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6296 // If we are doing this while in the middle of updating a library apk, 6297 // then we need to make sure to use that new apk for determining the 6298 // dependencies here. (We haven't yet finished committing the new apk 6299 // to the package manager state.) 6300 if (p == null || p.packageName.equals(changingLib.packageName)) { 6301 p = changingLib; 6302 } 6303 } 6304 if (p != null) { 6305 usesLibraryFiles.addAll(p.getAllCodePaths()); 6306 } 6307 } 6308 6309 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6310 PackageParser.Package changingLib) throws PackageManagerException { 6311 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6312 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6313 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6314 for (int i=0; i<N; i++) { 6315 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6316 if (file == null) { 6317 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6318 "Package " + pkg.packageName + " requires unavailable shared library " 6319 + pkg.usesLibraries.get(i) + "; failing!"); 6320 } 6321 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6322 } 6323 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6324 for (int i=0; i<N; i++) { 6325 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6326 if (file == null) { 6327 Slog.w(TAG, "Package " + pkg.packageName 6328 + " desires unavailable shared library " 6329 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6330 } else { 6331 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6332 } 6333 } 6334 N = usesLibraryFiles.size(); 6335 if (N > 0) { 6336 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6337 } else { 6338 pkg.usesLibraryFiles = null; 6339 } 6340 } 6341 } 6342 6343 private static boolean hasString(List<String> list, List<String> which) { 6344 if (list == null) { 6345 return false; 6346 } 6347 for (int i=list.size()-1; i>=0; i--) { 6348 for (int j=which.size()-1; j>=0; j--) { 6349 if (which.get(j).equals(list.get(i))) { 6350 return true; 6351 } 6352 } 6353 } 6354 return false; 6355 } 6356 6357 private void updateAllSharedLibrariesLPw() { 6358 for (PackageParser.Package pkg : mPackages.values()) { 6359 try { 6360 updateSharedLibrariesLPw(pkg, null); 6361 } catch (PackageManagerException e) { 6362 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6363 } 6364 } 6365 } 6366 6367 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6368 PackageParser.Package changingPkg) { 6369 ArrayList<PackageParser.Package> res = null; 6370 for (PackageParser.Package pkg : mPackages.values()) { 6371 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6372 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6373 if (res == null) { 6374 res = new ArrayList<PackageParser.Package>(); 6375 } 6376 res.add(pkg); 6377 try { 6378 updateSharedLibrariesLPw(pkg, changingPkg); 6379 } catch (PackageManagerException e) { 6380 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6381 } 6382 } 6383 } 6384 return res; 6385 } 6386 6387 /** 6388 * Derive the value of the {@code cpuAbiOverride} based on the provided 6389 * value and an optional stored value from the package settings. 6390 */ 6391 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6392 String cpuAbiOverride = null; 6393 6394 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6395 cpuAbiOverride = null; 6396 } else if (abiOverride != null) { 6397 cpuAbiOverride = abiOverride; 6398 } else if (settings != null) { 6399 cpuAbiOverride = settings.cpuAbiOverrideString; 6400 } 6401 6402 return cpuAbiOverride; 6403 } 6404 6405 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6406 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6407 boolean success = false; 6408 try { 6409 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6410 currentTime, user); 6411 success = true; 6412 return res; 6413 } finally { 6414 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6415 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6416 } 6417 } 6418 } 6419 6420 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6421 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6422 final File scanFile = new File(pkg.codePath); 6423 if (pkg.applicationInfo.getCodePath() == null || 6424 pkg.applicationInfo.getResourcePath() == null) { 6425 // Bail out. The resource and code paths haven't been set. 6426 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6427 "Code and resource paths haven't been set correctly"); 6428 } 6429 6430 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6431 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6432 } else { 6433 // Only allow system apps to be flagged as core apps. 6434 pkg.coreApp = false; 6435 } 6436 6437 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6438 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6439 } 6440 6441 if (mCustomResolverComponentName != null && 6442 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6443 setUpCustomResolverActivity(pkg); 6444 } 6445 6446 if (pkg.packageName.equals("android")) { 6447 synchronized (mPackages) { 6448 if (mAndroidApplication != null) { 6449 Slog.w(TAG, "*************************************************"); 6450 Slog.w(TAG, "Core android package being redefined. Skipping."); 6451 Slog.w(TAG, " file=" + scanFile); 6452 Slog.w(TAG, "*************************************************"); 6453 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6454 "Core android package being redefined. Skipping."); 6455 } 6456 6457 // Set up information for our fall-back user intent resolution activity. 6458 mPlatformPackage = pkg; 6459 pkg.mVersionCode = mSdkVersion; 6460 mAndroidApplication = pkg.applicationInfo; 6461 6462 if (!mResolverReplaced) { 6463 mResolveActivity.applicationInfo = mAndroidApplication; 6464 mResolveActivity.name = ResolverActivity.class.getName(); 6465 mResolveActivity.packageName = mAndroidApplication.packageName; 6466 mResolveActivity.processName = "system:ui"; 6467 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6468 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6469 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6470 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6471 mResolveActivity.exported = true; 6472 mResolveActivity.enabled = true; 6473 mResolveInfo.activityInfo = mResolveActivity; 6474 mResolveInfo.priority = 0; 6475 mResolveInfo.preferredOrder = 0; 6476 mResolveInfo.match = 0; 6477 mResolveComponentName = new ComponentName( 6478 mAndroidApplication.packageName, mResolveActivity.name); 6479 } 6480 } 6481 } 6482 6483 if (DEBUG_PACKAGE_SCANNING) { 6484 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6485 Log.d(TAG, "Scanning package " + pkg.packageName); 6486 } 6487 6488 if (mPackages.containsKey(pkg.packageName) 6489 || mSharedLibraries.containsKey(pkg.packageName)) { 6490 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6491 "Application package " + pkg.packageName 6492 + " already installed. Skipping duplicate."); 6493 } 6494 6495 // If we're only installing presumed-existing packages, require that the 6496 // scanned APK is both already known and at the path previously established 6497 // for it. Previously unknown packages we pick up normally, but if we have an 6498 // a priori expectation about this package's install presence, enforce it. 6499 // With a singular exception for new system packages. When an OTA contains 6500 // a new system package, we allow the codepath to change from a system location 6501 // to the user-installed location. If we don't allow this change, any newer, 6502 // user-installed version of the application will be ignored. 6503 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6504 if (mExpectingBetter.containsKey(pkg.packageName)) { 6505 logCriticalInfo(Log.WARN, 6506 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6507 } else { 6508 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6509 if (known != null) { 6510 if (DEBUG_PACKAGE_SCANNING) { 6511 Log.d(TAG, "Examining " + pkg.codePath 6512 + " and requiring known paths " + known.codePathString 6513 + " & " + known.resourcePathString); 6514 } 6515 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6516 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6517 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6518 "Application package " + pkg.packageName 6519 + " found at " + pkg.applicationInfo.getCodePath() 6520 + " but expected at " + known.codePathString + "; ignoring."); 6521 } 6522 } 6523 } 6524 } 6525 6526 // Initialize package source and resource directories 6527 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6528 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6529 6530 SharedUserSetting suid = null; 6531 PackageSetting pkgSetting = null; 6532 6533 if (!isSystemApp(pkg)) { 6534 // Only system apps can use these features. 6535 pkg.mOriginalPackages = null; 6536 pkg.mRealPackage = null; 6537 pkg.mAdoptPermissions = null; 6538 } 6539 6540 // writer 6541 synchronized (mPackages) { 6542 if (pkg.mSharedUserId != null) { 6543 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6544 if (suid == null) { 6545 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6546 "Creating application package " + pkg.packageName 6547 + " for shared user failed"); 6548 } 6549 if (DEBUG_PACKAGE_SCANNING) { 6550 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6551 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6552 + "): packages=" + suid.packages); 6553 } 6554 } 6555 6556 // Check if we are renaming from an original package name. 6557 PackageSetting origPackage = null; 6558 String realName = null; 6559 if (pkg.mOriginalPackages != null) { 6560 // This package may need to be renamed to a previously 6561 // installed name. Let's check on that... 6562 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6563 if (pkg.mOriginalPackages.contains(renamed)) { 6564 // This package had originally been installed as the 6565 // original name, and we have already taken care of 6566 // transitioning to the new one. Just update the new 6567 // one to continue using the old name. 6568 realName = pkg.mRealPackage; 6569 if (!pkg.packageName.equals(renamed)) { 6570 // Callers into this function may have already taken 6571 // care of renaming the package; only do it here if 6572 // it is not already done. 6573 pkg.setPackageName(renamed); 6574 } 6575 6576 } else { 6577 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6578 if ((origPackage = mSettings.peekPackageLPr( 6579 pkg.mOriginalPackages.get(i))) != null) { 6580 // We do have the package already installed under its 6581 // original name... should we use it? 6582 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6583 // New package is not compatible with original. 6584 origPackage = null; 6585 continue; 6586 } else if (origPackage.sharedUser != null) { 6587 // Make sure uid is compatible between packages. 6588 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6589 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6590 + " to " + pkg.packageName + ": old uid " 6591 + origPackage.sharedUser.name 6592 + " differs from " + pkg.mSharedUserId); 6593 origPackage = null; 6594 continue; 6595 } 6596 } else { 6597 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6598 + pkg.packageName + " to old name " + origPackage.name); 6599 } 6600 break; 6601 } 6602 } 6603 } 6604 } 6605 6606 if (mTransferedPackages.contains(pkg.packageName)) { 6607 Slog.w(TAG, "Package " + pkg.packageName 6608 + " was transferred to another, but its .apk remains"); 6609 } 6610 6611 // Just create the setting, don't add it yet. For already existing packages 6612 // the PkgSetting exists already and doesn't have to be created. 6613 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6614 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6615 pkg.applicationInfo.primaryCpuAbi, 6616 pkg.applicationInfo.secondaryCpuAbi, 6617 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6618 user, false); 6619 if (pkgSetting == null) { 6620 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6621 "Creating application package " + pkg.packageName + " failed"); 6622 } 6623 6624 if (pkgSetting.origPackage != null) { 6625 // If we are first transitioning from an original package, 6626 // fix up the new package's name now. We need to do this after 6627 // looking up the package under its new name, so getPackageLP 6628 // can take care of fiddling things correctly. 6629 pkg.setPackageName(origPackage.name); 6630 6631 // File a report about this. 6632 String msg = "New package " + pkgSetting.realName 6633 + " renamed to replace old package " + pkgSetting.name; 6634 reportSettingsProblem(Log.WARN, msg); 6635 6636 // Make a note of it. 6637 mTransferedPackages.add(origPackage.name); 6638 6639 // No longer need to retain this. 6640 pkgSetting.origPackage = null; 6641 } 6642 6643 if (realName != null) { 6644 // Make a note of it. 6645 mTransferedPackages.add(pkg.packageName); 6646 } 6647 6648 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6649 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6650 } 6651 6652 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6653 // Check all shared libraries and map to their actual file path. 6654 // We only do this here for apps not on a system dir, because those 6655 // are the only ones that can fail an install due to this. We 6656 // will take care of the system apps by updating all of their 6657 // library paths after the scan is done. 6658 updateSharedLibrariesLPw(pkg, null); 6659 } 6660 6661 if (mFoundPolicyFile) { 6662 SELinuxMMAC.assignSeinfoValue(pkg); 6663 } 6664 6665 pkg.applicationInfo.uid = pkgSetting.appId; 6666 pkg.mExtras = pkgSetting; 6667 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6668 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6669 // We just determined the app is signed correctly, so bring 6670 // over the latest parsed certs. 6671 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6672 } else { 6673 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6674 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6675 "Package " + pkg.packageName + " upgrade keys do not match the " 6676 + "previously installed version"); 6677 } else { 6678 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6679 String msg = "System package " + pkg.packageName 6680 + " signature changed; retaining data."; 6681 reportSettingsProblem(Log.WARN, msg); 6682 } 6683 } 6684 } else { 6685 try { 6686 verifySignaturesLP(pkgSetting, pkg); 6687 // We just determined the app is signed correctly, so bring 6688 // over the latest parsed certs. 6689 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6690 } catch (PackageManagerException e) { 6691 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6692 throw e; 6693 } 6694 // The signature has changed, but this package is in the system 6695 // image... let's recover! 6696 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6697 // However... if this package is part of a shared user, but it 6698 // doesn't match the signature of the shared user, let's fail. 6699 // What this means is that you can't change the signatures 6700 // associated with an overall shared user, which doesn't seem all 6701 // that unreasonable. 6702 if (pkgSetting.sharedUser != null) { 6703 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6704 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6705 throw new PackageManagerException( 6706 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6707 "Signature mismatch for shared user : " 6708 + pkgSetting.sharedUser); 6709 } 6710 } 6711 // File a report about this. 6712 String msg = "System package " + pkg.packageName 6713 + " signature changed; retaining data."; 6714 reportSettingsProblem(Log.WARN, msg); 6715 } 6716 } 6717 // Verify that this new package doesn't have any content providers 6718 // that conflict with existing packages. Only do this if the 6719 // package isn't already installed, since we don't want to break 6720 // things that are installed. 6721 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6722 final int N = pkg.providers.size(); 6723 int i; 6724 for (i=0; i<N; i++) { 6725 PackageParser.Provider p = pkg.providers.get(i); 6726 if (p.info.authority != null) { 6727 String names[] = p.info.authority.split(";"); 6728 for (int j = 0; j < names.length; j++) { 6729 if (mProvidersByAuthority.containsKey(names[j])) { 6730 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6731 final String otherPackageName = 6732 ((other != null && other.getComponentName() != null) ? 6733 other.getComponentName().getPackageName() : "?"); 6734 throw new PackageManagerException( 6735 INSTALL_FAILED_CONFLICTING_PROVIDER, 6736 "Can't install because provider name " + names[j] 6737 + " (in package " + pkg.applicationInfo.packageName 6738 + ") is already used by " + otherPackageName); 6739 } 6740 } 6741 } 6742 } 6743 } 6744 6745 if (pkg.mAdoptPermissions != null) { 6746 // This package wants to adopt ownership of permissions from 6747 // another package. 6748 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6749 final String origName = pkg.mAdoptPermissions.get(i); 6750 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6751 if (orig != null) { 6752 if (verifyPackageUpdateLPr(orig, pkg)) { 6753 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6754 + pkg.packageName); 6755 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6756 } 6757 } 6758 } 6759 } 6760 } 6761 6762 final String pkgName = pkg.packageName; 6763 6764 final long scanFileTime = scanFile.lastModified(); 6765 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6766 pkg.applicationInfo.processName = fixProcessName( 6767 pkg.applicationInfo.packageName, 6768 pkg.applicationInfo.processName, 6769 pkg.applicationInfo.uid); 6770 6771 File dataPath; 6772 if (mPlatformPackage == pkg) { 6773 // The system package is special. 6774 dataPath = new File(Environment.getDataDirectory(), "system"); 6775 6776 pkg.applicationInfo.dataDir = dataPath.getPath(); 6777 6778 } else { 6779 // This is a normal package, need to make its data directory. 6780 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6781 UserHandle.USER_OWNER, pkg.packageName); 6782 6783 boolean uidError = false; 6784 if (dataPath.exists()) { 6785 int currentUid = 0; 6786 try { 6787 StructStat stat = Os.stat(dataPath.getPath()); 6788 currentUid = stat.st_uid; 6789 } catch (ErrnoException e) { 6790 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6791 } 6792 6793 // If we have mismatched owners for the data path, we have a problem. 6794 if (currentUid != pkg.applicationInfo.uid) { 6795 boolean recovered = false; 6796 if (currentUid == 0) { 6797 // The directory somehow became owned by root. Wow. 6798 // This is probably because the system was stopped while 6799 // installd was in the middle of messing with its libs 6800 // directory. Ask installd to fix that. 6801 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6802 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6803 if (ret >= 0) { 6804 recovered = true; 6805 String msg = "Package " + pkg.packageName 6806 + " unexpectedly changed to uid 0; recovered to " + 6807 + pkg.applicationInfo.uid; 6808 reportSettingsProblem(Log.WARN, msg); 6809 } 6810 } 6811 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6812 || (scanFlags&SCAN_BOOTING) != 0)) { 6813 // If this is a system app, we can at least delete its 6814 // current data so the application will still work. 6815 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6816 if (ret >= 0) { 6817 // TODO: Kill the processes first 6818 // Old data gone! 6819 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6820 ? "System package " : "Third party package "; 6821 String msg = prefix + pkg.packageName 6822 + " has changed from uid: " 6823 + currentUid + " to " 6824 + pkg.applicationInfo.uid + "; old data erased"; 6825 reportSettingsProblem(Log.WARN, msg); 6826 recovered = true; 6827 6828 // And now re-install the app. 6829 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6830 pkg.applicationInfo.seinfo); 6831 if (ret == -1) { 6832 // Ack should not happen! 6833 msg = prefix + pkg.packageName 6834 + " could not have data directory re-created after delete."; 6835 reportSettingsProblem(Log.WARN, msg); 6836 throw new PackageManagerException( 6837 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6838 } 6839 } 6840 if (!recovered) { 6841 mHasSystemUidErrors = true; 6842 } 6843 } else if (!recovered) { 6844 // If we allow this install to proceed, we will be broken. 6845 // Abort, abort! 6846 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6847 "scanPackageLI"); 6848 } 6849 if (!recovered) { 6850 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6851 + pkg.applicationInfo.uid + "/fs_" 6852 + currentUid; 6853 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6854 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6855 String msg = "Package " + pkg.packageName 6856 + " has mismatched uid: " 6857 + currentUid + " on disk, " 6858 + pkg.applicationInfo.uid + " in settings"; 6859 // writer 6860 synchronized (mPackages) { 6861 mSettings.mReadMessages.append(msg); 6862 mSettings.mReadMessages.append('\n'); 6863 uidError = true; 6864 if (!pkgSetting.uidError) { 6865 reportSettingsProblem(Log.ERROR, msg); 6866 } 6867 } 6868 } 6869 } 6870 pkg.applicationInfo.dataDir = dataPath.getPath(); 6871 if (mShouldRestoreconData) { 6872 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6873 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6874 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6875 } 6876 } else { 6877 if (DEBUG_PACKAGE_SCANNING) { 6878 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6879 Log.v(TAG, "Want this data dir: " + dataPath); 6880 } 6881 //invoke installer to do the actual installation 6882 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6883 pkg.applicationInfo.seinfo); 6884 if (ret < 0) { 6885 // Error from installer 6886 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6887 "Unable to create data dirs [errorCode=" + ret + "]"); 6888 } 6889 6890 if (dataPath.exists()) { 6891 pkg.applicationInfo.dataDir = dataPath.getPath(); 6892 } else { 6893 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6894 pkg.applicationInfo.dataDir = null; 6895 } 6896 } 6897 6898 pkgSetting.uidError = uidError; 6899 } 6900 6901 final String path = scanFile.getPath(); 6902 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6903 6904 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6905 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6906 6907 // Some system apps still use directory structure for native libraries 6908 // in which case we might end up not detecting abi solely based on apk 6909 // structure. Try to detect abi based on directory structure. 6910 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6911 pkg.applicationInfo.primaryCpuAbi == null) { 6912 setBundledAppAbisAndRoots(pkg, pkgSetting); 6913 setNativeLibraryPaths(pkg); 6914 } 6915 6916 } else { 6917 if ((scanFlags & SCAN_MOVE) != 0) { 6918 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6919 // but we already have this packages package info in the PackageSetting. We just 6920 // use that and derive the native library path based on the new codepath. 6921 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6922 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6923 } 6924 6925 // Set native library paths again. For moves, the path will be updated based on the 6926 // ABIs we've determined above. For non-moves, the path will be updated based on the 6927 // ABIs we determined during compilation, but the path will depend on the final 6928 // package path (after the rename away from the stage path). 6929 setNativeLibraryPaths(pkg); 6930 } 6931 6932 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6933 final int[] userIds = sUserManager.getUserIds(); 6934 synchronized (mInstallLock) { 6935 // Make sure all user data directories are ready to roll; we're okay 6936 // if they already exist 6937 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6938 for (int userId : userIds) { 6939 if (userId != 0) { 6940 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6941 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6942 pkg.applicationInfo.seinfo); 6943 } 6944 } 6945 } 6946 6947 // Create a native library symlink only if we have native libraries 6948 // and if the native libraries are 32 bit libraries. We do not provide 6949 // this symlink for 64 bit libraries. 6950 if (pkg.applicationInfo.primaryCpuAbi != null && 6951 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6952 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6953 for (int userId : userIds) { 6954 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6955 nativeLibPath, userId) < 0) { 6956 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6957 "Failed linking native library dir (user=" + userId + ")"); 6958 } 6959 } 6960 } 6961 } 6962 6963 // This is a special case for the "system" package, where the ABI is 6964 // dictated by the zygote configuration (and init.rc). We should keep track 6965 // of this ABI so that we can deal with "normal" applications that run under 6966 // the same UID correctly. 6967 if (mPlatformPackage == pkg) { 6968 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6969 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6970 } 6971 6972 // If there's a mismatch between the abi-override in the package setting 6973 // and the abiOverride specified for the install. Warn about this because we 6974 // would've already compiled the app without taking the package setting into 6975 // account. 6976 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6977 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6978 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6979 " for package: " + pkg.packageName); 6980 } 6981 } 6982 6983 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6984 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6985 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6986 6987 // Copy the derived override back to the parsed package, so that we can 6988 // update the package settings accordingly. 6989 pkg.cpuAbiOverride = cpuAbiOverride; 6990 6991 if (DEBUG_ABI_SELECTION) { 6992 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6993 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6994 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6995 } 6996 6997 // Push the derived path down into PackageSettings so we know what to 6998 // clean up at uninstall time. 6999 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7000 7001 if (DEBUG_ABI_SELECTION) { 7002 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7003 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7004 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7005 } 7006 7007 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7008 // We don't do this here during boot because we can do it all 7009 // at once after scanning all existing packages. 7010 // 7011 // We also do this *before* we perform dexopt on this package, so that 7012 // we can avoid redundant dexopts, and also to make sure we've got the 7013 // code and package path correct. 7014 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7015 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7016 } 7017 7018 if ((scanFlags & SCAN_NO_DEX) == 0) { 7019 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7020 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7021 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7022 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7023 } 7024 } 7025 if (mFactoryTest && pkg.requestedPermissions.contains( 7026 android.Manifest.permission.FACTORY_TEST)) { 7027 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7028 } 7029 7030 ArrayList<PackageParser.Package> clientLibPkgs = null; 7031 7032 // writer 7033 synchronized (mPackages) { 7034 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7035 // Only system apps can add new shared libraries. 7036 if (pkg.libraryNames != null) { 7037 for (int i=0; i<pkg.libraryNames.size(); i++) { 7038 String name = pkg.libraryNames.get(i); 7039 boolean allowed = false; 7040 if (pkg.isUpdatedSystemApp()) { 7041 // New library entries can only be added through the 7042 // system image. This is important to get rid of a lot 7043 // of nasty edge cases: for example if we allowed a non- 7044 // system update of the app to add a library, then uninstalling 7045 // the update would make the library go away, and assumptions 7046 // we made such as through app install filtering would now 7047 // have allowed apps on the device which aren't compatible 7048 // with it. Better to just have the restriction here, be 7049 // conservative, and create many fewer cases that can negatively 7050 // impact the user experience. 7051 final PackageSetting sysPs = mSettings 7052 .getDisabledSystemPkgLPr(pkg.packageName); 7053 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7054 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7055 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7056 allowed = true; 7057 allowed = true; 7058 break; 7059 } 7060 } 7061 } 7062 } else { 7063 allowed = true; 7064 } 7065 if (allowed) { 7066 if (!mSharedLibraries.containsKey(name)) { 7067 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7068 } else if (!name.equals(pkg.packageName)) { 7069 Slog.w(TAG, "Package " + pkg.packageName + " library " 7070 + name + " already exists; skipping"); 7071 } 7072 } else { 7073 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7074 + name + " that is not declared on system image; skipping"); 7075 } 7076 } 7077 if ((scanFlags&SCAN_BOOTING) == 0) { 7078 // If we are not booting, we need to update any applications 7079 // that are clients of our shared library. If we are booting, 7080 // this will all be done once the scan is complete. 7081 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7082 } 7083 } 7084 } 7085 } 7086 7087 // We also need to dexopt any apps that are dependent on this library. Note that 7088 // if these fail, we should abort the install since installing the library will 7089 // result in some apps being broken. 7090 if (clientLibPkgs != null) { 7091 if ((scanFlags & SCAN_NO_DEX) == 0) { 7092 for (int i = 0; i < clientLibPkgs.size(); i++) { 7093 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7094 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7095 null /* instruction sets */, forceDex, 7096 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7097 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7098 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7099 "scanPackageLI failed to dexopt clientLibPkgs"); 7100 } 7101 } 7102 } 7103 } 7104 7105 // Also need to kill any apps that are dependent on the library. 7106 if (clientLibPkgs != null) { 7107 for (int i=0; i<clientLibPkgs.size(); i++) { 7108 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7109 killApplication(clientPkg.applicationInfo.packageName, 7110 clientPkg.applicationInfo.uid, "update lib"); 7111 } 7112 } 7113 7114 // Make sure we're not adding any bogus keyset info 7115 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7116 ksms.assertScannedPackageValid(pkg); 7117 7118 // writer 7119 synchronized (mPackages) { 7120 // We don't expect installation to fail beyond this point 7121 7122 // Add the new setting to mSettings 7123 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7124 // Add the new setting to mPackages 7125 mPackages.put(pkg.applicationInfo.packageName, pkg); 7126 // Make sure we don't accidentally delete its data. 7127 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7128 while (iter.hasNext()) { 7129 PackageCleanItem item = iter.next(); 7130 if (pkgName.equals(item.packageName)) { 7131 iter.remove(); 7132 } 7133 } 7134 7135 // Take care of first install / last update times. 7136 if (currentTime != 0) { 7137 if (pkgSetting.firstInstallTime == 0) { 7138 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7139 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7140 pkgSetting.lastUpdateTime = currentTime; 7141 } 7142 } else if (pkgSetting.firstInstallTime == 0) { 7143 // We need *something*. Take time time stamp of the file. 7144 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7145 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7146 if (scanFileTime != pkgSetting.timeStamp) { 7147 // A package on the system image has changed; consider this 7148 // to be an update. 7149 pkgSetting.lastUpdateTime = scanFileTime; 7150 } 7151 } 7152 7153 // Add the package's KeySets to the global KeySetManagerService 7154 ksms.addScannedPackageLPw(pkg); 7155 7156 int N = pkg.providers.size(); 7157 StringBuilder r = null; 7158 int i; 7159 for (i=0; i<N; i++) { 7160 PackageParser.Provider p = pkg.providers.get(i); 7161 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7162 p.info.processName, pkg.applicationInfo.uid); 7163 mProviders.addProvider(p); 7164 p.syncable = p.info.isSyncable; 7165 if (p.info.authority != null) { 7166 String names[] = p.info.authority.split(";"); 7167 p.info.authority = null; 7168 for (int j = 0; j < names.length; j++) { 7169 if (j == 1 && p.syncable) { 7170 // We only want the first authority for a provider to possibly be 7171 // syncable, so if we already added this provider using a different 7172 // authority clear the syncable flag. We copy the provider before 7173 // changing it because the mProviders object contains a reference 7174 // to a provider that we don't want to change. 7175 // Only do this for the second authority since the resulting provider 7176 // object can be the same for all future authorities for this provider. 7177 p = new PackageParser.Provider(p); 7178 p.syncable = false; 7179 } 7180 if (!mProvidersByAuthority.containsKey(names[j])) { 7181 mProvidersByAuthority.put(names[j], p); 7182 if (p.info.authority == null) { 7183 p.info.authority = names[j]; 7184 } else { 7185 p.info.authority = p.info.authority + ";" + names[j]; 7186 } 7187 if (DEBUG_PACKAGE_SCANNING) { 7188 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7189 Log.d(TAG, "Registered content provider: " + names[j] 7190 + ", className = " + p.info.name + ", isSyncable = " 7191 + p.info.isSyncable); 7192 } 7193 } else { 7194 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7195 Slog.w(TAG, "Skipping provider name " + names[j] + 7196 " (in package " + pkg.applicationInfo.packageName + 7197 "): name already used by " 7198 + ((other != null && other.getComponentName() != null) 7199 ? other.getComponentName().getPackageName() : "?")); 7200 } 7201 } 7202 } 7203 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7204 if (r == null) { 7205 r = new StringBuilder(256); 7206 } else { 7207 r.append(' '); 7208 } 7209 r.append(p.info.name); 7210 } 7211 } 7212 if (r != null) { 7213 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7214 } 7215 7216 N = pkg.services.size(); 7217 r = null; 7218 for (i=0; i<N; i++) { 7219 PackageParser.Service s = pkg.services.get(i); 7220 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7221 s.info.processName, pkg.applicationInfo.uid); 7222 mServices.addService(s); 7223 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7224 if (r == null) { 7225 r = new StringBuilder(256); 7226 } else { 7227 r.append(' '); 7228 } 7229 r.append(s.info.name); 7230 } 7231 } 7232 if (r != null) { 7233 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7234 } 7235 7236 N = pkg.receivers.size(); 7237 r = null; 7238 for (i=0; i<N; i++) { 7239 PackageParser.Activity a = pkg.receivers.get(i); 7240 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7241 a.info.processName, pkg.applicationInfo.uid); 7242 mReceivers.addActivity(a, "receiver"); 7243 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7244 if (r == null) { 7245 r = new StringBuilder(256); 7246 } else { 7247 r.append(' '); 7248 } 7249 r.append(a.info.name); 7250 } 7251 } 7252 if (r != null) { 7253 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7254 } 7255 7256 N = pkg.activities.size(); 7257 r = null; 7258 for (i=0; i<N; i++) { 7259 PackageParser.Activity a = pkg.activities.get(i); 7260 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7261 a.info.processName, pkg.applicationInfo.uid); 7262 mActivities.addActivity(a, "activity"); 7263 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7264 if (r == null) { 7265 r = new StringBuilder(256); 7266 } else { 7267 r.append(' '); 7268 } 7269 r.append(a.info.name); 7270 } 7271 } 7272 if (r != null) { 7273 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7274 } 7275 7276 N = pkg.permissionGroups.size(); 7277 r = null; 7278 for (i=0; i<N; i++) { 7279 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7280 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7281 if (cur == null) { 7282 mPermissionGroups.put(pg.info.name, pg); 7283 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7284 if (r == null) { 7285 r = new StringBuilder(256); 7286 } else { 7287 r.append(' '); 7288 } 7289 r.append(pg.info.name); 7290 } 7291 } else { 7292 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7293 + pg.info.packageName + " ignored: original from " 7294 + cur.info.packageName); 7295 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7296 if (r == null) { 7297 r = new StringBuilder(256); 7298 } else { 7299 r.append(' '); 7300 } 7301 r.append("DUP:"); 7302 r.append(pg.info.name); 7303 } 7304 } 7305 } 7306 if (r != null) { 7307 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7308 } 7309 7310 N = pkg.permissions.size(); 7311 r = null; 7312 for (i=0; i<N; i++) { 7313 PackageParser.Permission p = pkg.permissions.get(i); 7314 7315 // Now that permission groups have a special meaning, we ignore permission 7316 // groups for legacy apps to prevent unexpected behavior. In particular, 7317 // permissions for one app being granted to someone just becuase they happen 7318 // to be in a group defined by another app (before this had no implications). 7319 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7320 p.group = mPermissionGroups.get(p.info.group); 7321 // Warn for a permission in an unknown group. 7322 if (p.info.group != null && p.group == null) { 7323 Slog.w(TAG, "Permission " + p.info.name + " from package " 7324 + p.info.packageName + " in an unknown group " + p.info.group); 7325 } 7326 } 7327 7328 ArrayMap<String, BasePermission> permissionMap = 7329 p.tree ? mSettings.mPermissionTrees 7330 : mSettings.mPermissions; 7331 BasePermission bp = permissionMap.get(p.info.name); 7332 7333 // Allow system apps to redefine non-system permissions 7334 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7335 final boolean currentOwnerIsSystem = (bp.perm != null 7336 && isSystemApp(bp.perm.owner)); 7337 if (isSystemApp(p.owner)) { 7338 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7339 // It's a built-in permission and no owner, take ownership now 7340 bp.packageSetting = pkgSetting; 7341 bp.perm = p; 7342 bp.uid = pkg.applicationInfo.uid; 7343 bp.sourcePackage = p.info.packageName; 7344 } else if (!currentOwnerIsSystem) { 7345 String msg = "New decl " + p.owner + " of permission " 7346 + p.info.name + " is system; overriding " + bp.sourcePackage; 7347 reportSettingsProblem(Log.WARN, msg); 7348 bp = null; 7349 } 7350 } 7351 } 7352 7353 if (bp == null) { 7354 bp = new BasePermission(p.info.name, p.info.packageName, 7355 BasePermission.TYPE_NORMAL); 7356 permissionMap.put(p.info.name, bp); 7357 } 7358 7359 if (bp.perm == null) { 7360 if (bp.sourcePackage == null 7361 || bp.sourcePackage.equals(p.info.packageName)) { 7362 BasePermission tree = findPermissionTreeLP(p.info.name); 7363 if (tree == null 7364 || tree.sourcePackage.equals(p.info.packageName)) { 7365 bp.packageSetting = pkgSetting; 7366 bp.perm = p; 7367 bp.uid = pkg.applicationInfo.uid; 7368 bp.sourcePackage = p.info.packageName; 7369 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7370 if (r == null) { 7371 r = new StringBuilder(256); 7372 } else { 7373 r.append(' '); 7374 } 7375 r.append(p.info.name); 7376 } 7377 } else { 7378 Slog.w(TAG, "Permission " + p.info.name + " from package " 7379 + p.info.packageName + " ignored: base tree " 7380 + tree.name + " is from package " 7381 + tree.sourcePackage); 7382 } 7383 } else { 7384 Slog.w(TAG, "Permission " + p.info.name + " from package " 7385 + p.info.packageName + " ignored: original from " 7386 + bp.sourcePackage); 7387 } 7388 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7389 if (r == null) { 7390 r = new StringBuilder(256); 7391 } else { 7392 r.append(' '); 7393 } 7394 r.append("DUP:"); 7395 r.append(p.info.name); 7396 } 7397 if (bp.perm == p) { 7398 bp.protectionLevel = p.info.protectionLevel; 7399 } 7400 } 7401 7402 if (r != null) { 7403 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7404 } 7405 7406 N = pkg.instrumentation.size(); 7407 r = null; 7408 for (i=0; i<N; i++) { 7409 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7410 a.info.packageName = pkg.applicationInfo.packageName; 7411 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7412 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7413 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7414 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7415 a.info.dataDir = pkg.applicationInfo.dataDir; 7416 7417 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7418 // need other information about the application, like the ABI and what not ? 7419 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7420 mInstrumentation.put(a.getComponentName(), a); 7421 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7422 if (r == null) { 7423 r = new StringBuilder(256); 7424 } else { 7425 r.append(' '); 7426 } 7427 r.append(a.info.name); 7428 } 7429 } 7430 if (r != null) { 7431 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7432 } 7433 7434 if (pkg.protectedBroadcasts != null) { 7435 N = pkg.protectedBroadcasts.size(); 7436 for (i=0; i<N; i++) { 7437 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7438 } 7439 } 7440 7441 pkgSetting.setTimeStamp(scanFileTime); 7442 7443 // Create idmap files for pairs of (packages, overlay packages). 7444 // Note: "android", ie framework-res.apk, is handled by native layers. 7445 if (pkg.mOverlayTarget != null) { 7446 // This is an overlay package. 7447 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7448 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7449 mOverlays.put(pkg.mOverlayTarget, 7450 new ArrayMap<String, PackageParser.Package>()); 7451 } 7452 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7453 map.put(pkg.packageName, pkg); 7454 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7455 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7456 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7457 "scanPackageLI failed to createIdmap"); 7458 } 7459 } 7460 } else if (mOverlays.containsKey(pkg.packageName) && 7461 !pkg.packageName.equals("android")) { 7462 // This is a regular package, with one or more known overlay packages. 7463 createIdmapsForPackageLI(pkg); 7464 } 7465 } 7466 7467 return pkg; 7468 } 7469 7470 /** 7471 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7472 * is derived purely on the basis of the contents of {@code scanFile} and 7473 * {@code cpuAbiOverride}. 7474 * 7475 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7476 */ 7477 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7478 String cpuAbiOverride, boolean extractLibs) 7479 throws PackageManagerException { 7480 // TODO: We can probably be smarter about this stuff. For installed apps, 7481 // we can calculate this information at install time once and for all. For 7482 // system apps, we can probably assume that this information doesn't change 7483 // after the first boot scan. As things stand, we do lots of unnecessary work. 7484 7485 // Give ourselves some initial paths; we'll come back for another 7486 // pass once we've determined ABI below. 7487 setNativeLibraryPaths(pkg); 7488 7489 // We would never need to extract libs for forward-locked and external packages, 7490 // since the container service will do it for us. We shouldn't attempt to 7491 // extract libs from system app when it was not updated. 7492 if (pkg.isForwardLocked() || isExternal(pkg) || 7493 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7494 extractLibs = false; 7495 } 7496 7497 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7498 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7499 7500 NativeLibraryHelper.Handle handle = null; 7501 try { 7502 handle = NativeLibraryHelper.Handle.create(scanFile); 7503 // TODO(multiArch): This can be null for apps that didn't go through the 7504 // usual installation process. We can calculate it again, like we 7505 // do during install time. 7506 // 7507 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7508 // unnecessary. 7509 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7510 7511 // Null out the abis so that they can be recalculated. 7512 pkg.applicationInfo.primaryCpuAbi = null; 7513 pkg.applicationInfo.secondaryCpuAbi = null; 7514 if (isMultiArch(pkg.applicationInfo)) { 7515 // Warn if we've set an abiOverride for multi-lib packages.. 7516 // By definition, we need to copy both 32 and 64 bit libraries for 7517 // such packages. 7518 if (pkg.cpuAbiOverride != null 7519 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7520 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7521 } 7522 7523 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7524 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7525 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7526 if (extractLibs) { 7527 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7528 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7529 useIsaSpecificSubdirs); 7530 } else { 7531 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7532 } 7533 } 7534 7535 maybeThrowExceptionForMultiArchCopy( 7536 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7537 7538 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7539 if (extractLibs) { 7540 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7541 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7542 useIsaSpecificSubdirs); 7543 } else { 7544 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7545 } 7546 } 7547 7548 maybeThrowExceptionForMultiArchCopy( 7549 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7550 7551 if (abi64 >= 0) { 7552 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7553 } 7554 7555 if (abi32 >= 0) { 7556 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7557 if (abi64 >= 0) { 7558 pkg.applicationInfo.secondaryCpuAbi = abi; 7559 } else { 7560 pkg.applicationInfo.primaryCpuAbi = abi; 7561 } 7562 } 7563 } else { 7564 String[] abiList = (cpuAbiOverride != null) ? 7565 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7566 7567 // Enable gross and lame hacks for apps that are built with old 7568 // SDK tools. We must scan their APKs for renderscript bitcode and 7569 // not launch them if it's present. Don't bother checking on devices 7570 // that don't have 64 bit support. 7571 boolean needsRenderScriptOverride = false; 7572 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7573 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7574 abiList = Build.SUPPORTED_32_BIT_ABIS; 7575 needsRenderScriptOverride = true; 7576 } 7577 7578 final int copyRet; 7579 if (extractLibs) { 7580 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7581 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7582 } else { 7583 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7584 } 7585 7586 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7587 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7588 "Error unpackaging native libs for app, errorCode=" + copyRet); 7589 } 7590 7591 if (copyRet >= 0) { 7592 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7593 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7594 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7595 } else if (needsRenderScriptOverride) { 7596 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7597 } 7598 } 7599 } catch (IOException ioe) { 7600 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7601 } finally { 7602 IoUtils.closeQuietly(handle); 7603 } 7604 7605 // Now that we've calculated the ABIs and determined if it's an internal app, 7606 // we will go ahead and populate the nativeLibraryPath. 7607 setNativeLibraryPaths(pkg); 7608 } 7609 7610 /** 7611 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7612 * i.e, so that all packages can be run inside a single process if required. 7613 * 7614 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7615 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7616 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7617 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7618 * updating a package that belongs to a shared user. 7619 * 7620 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7621 * adds unnecessary complexity. 7622 */ 7623 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7624 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7625 String requiredInstructionSet = null; 7626 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7627 requiredInstructionSet = VMRuntime.getInstructionSet( 7628 scannedPackage.applicationInfo.primaryCpuAbi); 7629 } 7630 7631 PackageSetting requirer = null; 7632 for (PackageSetting ps : packagesForUser) { 7633 // If packagesForUser contains scannedPackage, we skip it. This will happen 7634 // when scannedPackage is an update of an existing package. Without this check, 7635 // we will never be able to change the ABI of any package belonging to a shared 7636 // user, even if it's compatible with other packages. 7637 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7638 if (ps.primaryCpuAbiString == null) { 7639 continue; 7640 } 7641 7642 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7643 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7644 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7645 // this but there's not much we can do. 7646 String errorMessage = "Instruction set mismatch, " 7647 + ((requirer == null) ? "[caller]" : requirer) 7648 + " requires " + requiredInstructionSet + " whereas " + ps 7649 + " requires " + instructionSet; 7650 Slog.w(TAG, errorMessage); 7651 } 7652 7653 if (requiredInstructionSet == null) { 7654 requiredInstructionSet = instructionSet; 7655 requirer = ps; 7656 } 7657 } 7658 } 7659 7660 if (requiredInstructionSet != null) { 7661 String adjustedAbi; 7662 if (requirer != null) { 7663 // requirer != null implies that either scannedPackage was null or that scannedPackage 7664 // did not require an ABI, in which case we have to adjust scannedPackage to match 7665 // the ABI of the set (which is the same as requirer's ABI) 7666 adjustedAbi = requirer.primaryCpuAbiString; 7667 if (scannedPackage != null) { 7668 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7669 } 7670 } else { 7671 // requirer == null implies that we're updating all ABIs in the set to 7672 // match scannedPackage. 7673 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7674 } 7675 7676 for (PackageSetting ps : packagesForUser) { 7677 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7678 if (ps.primaryCpuAbiString != null) { 7679 continue; 7680 } 7681 7682 ps.primaryCpuAbiString = adjustedAbi; 7683 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7684 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7685 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7686 7687 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7688 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7689 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7690 ps.primaryCpuAbiString = null; 7691 ps.pkg.applicationInfo.primaryCpuAbi = null; 7692 return; 7693 } else { 7694 mInstaller.rmdex(ps.codePathString, 7695 getDexCodeInstructionSet(getPreferredInstructionSet())); 7696 } 7697 } 7698 } 7699 } 7700 } 7701 } 7702 7703 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7704 synchronized (mPackages) { 7705 mResolverReplaced = true; 7706 // Set up information for custom user intent resolution activity. 7707 mResolveActivity.applicationInfo = pkg.applicationInfo; 7708 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7709 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7710 mResolveActivity.processName = pkg.applicationInfo.packageName; 7711 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7712 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7713 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7714 mResolveActivity.theme = 0; 7715 mResolveActivity.exported = true; 7716 mResolveActivity.enabled = true; 7717 mResolveInfo.activityInfo = mResolveActivity; 7718 mResolveInfo.priority = 0; 7719 mResolveInfo.preferredOrder = 0; 7720 mResolveInfo.match = 0; 7721 mResolveComponentName = mCustomResolverComponentName; 7722 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7723 mResolveComponentName); 7724 } 7725 } 7726 7727 private static String calculateBundledApkRoot(final String codePathString) { 7728 final File codePath = new File(codePathString); 7729 final File codeRoot; 7730 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7731 codeRoot = Environment.getRootDirectory(); 7732 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7733 codeRoot = Environment.getOemDirectory(); 7734 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7735 codeRoot = Environment.getVendorDirectory(); 7736 } else { 7737 // Unrecognized code path; take its top real segment as the apk root: 7738 // e.g. /something/app/blah.apk => /something 7739 try { 7740 File f = codePath.getCanonicalFile(); 7741 File parent = f.getParentFile(); // non-null because codePath is a file 7742 File tmp; 7743 while ((tmp = parent.getParentFile()) != null) { 7744 f = parent; 7745 parent = tmp; 7746 } 7747 codeRoot = f; 7748 Slog.w(TAG, "Unrecognized code path " 7749 + codePath + " - using " + codeRoot); 7750 } catch (IOException e) { 7751 // Can't canonicalize the code path -- shenanigans? 7752 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7753 return Environment.getRootDirectory().getPath(); 7754 } 7755 } 7756 return codeRoot.getPath(); 7757 } 7758 7759 /** 7760 * Derive and set the location of native libraries for the given package, 7761 * which varies depending on where and how the package was installed. 7762 */ 7763 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7764 final ApplicationInfo info = pkg.applicationInfo; 7765 final String codePath = pkg.codePath; 7766 final File codeFile = new File(codePath); 7767 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7768 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7769 7770 info.nativeLibraryRootDir = null; 7771 info.nativeLibraryRootRequiresIsa = false; 7772 info.nativeLibraryDir = null; 7773 info.secondaryNativeLibraryDir = null; 7774 7775 if (isApkFile(codeFile)) { 7776 // Monolithic install 7777 if (bundledApp) { 7778 // If "/system/lib64/apkname" exists, assume that is the per-package 7779 // native library directory to use; otherwise use "/system/lib/apkname". 7780 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7781 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7782 getPrimaryInstructionSet(info)); 7783 7784 // This is a bundled system app so choose the path based on the ABI. 7785 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7786 // is just the default path. 7787 final String apkName = deriveCodePathName(codePath); 7788 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7789 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7790 apkName).getAbsolutePath(); 7791 7792 if (info.secondaryCpuAbi != null) { 7793 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7794 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7795 secondaryLibDir, apkName).getAbsolutePath(); 7796 } 7797 } else if (asecApp) { 7798 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7799 .getAbsolutePath(); 7800 } else { 7801 final String apkName = deriveCodePathName(codePath); 7802 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7803 .getAbsolutePath(); 7804 } 7805 7806 info.nativeLibraryRootRequiresIsa = false; 7807 info.nativeLibraryDir = info.nativeLibraryRootDir; 7808 } else { 7809 // Cluster install 7810 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7811 info.nativeLibraryRootRequiresIsa = true; 7812 7813 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7814 getPrimaryInstructionSet(info)).getAbsolutePath(); 7815 7816 if (info.secondaryCpuAbi != null) { 7817 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7818 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7819 } 7820 } 7821 } 7822 7823 /** 7824 * Calculate the abis and roots for a bundled app. These can uniquely 7825 * be determined from the contents of the system partition, i.e whether 7826 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7827 * of this information, and instead assume that the system was built 7828 * sensibly. 7829 */ 7830 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7831 PackageSetting pkgSetting) { 7832 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7833 7834 // If "/system/lib64/apkname" exists, assume that is the per-package 7835 // native library directory to use; otherwise use "/system/lib/apkname". 7836 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7837 setBundledAppAbi(pkg, apkRoot, apkName); 7838 // pkgSetting might be null during rescan following uninstall of updates 7839 // to a bundled app, so accommodate that possibility. The settings in 7840 // that case will be established later from the parsed package. 7841 // 7842 // If the settings aren't null, sync them up with what we've just derived. 7843 // note that apkRoot isn't stored in the package settings. 7844 if (pkgSetting != null) { 7845 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7846 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7847 } 7848 } 7849 7850 /** 7851 * Deduces the ABI of a bundled app and sets the relevant fields on the 7852 * parsed pkg object. 7853 * 7854 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7855 * under which system libraries are installed. 7856 * @param apkName the name of the installed package. 7857 */ 7858 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7859 final File codeFile = new File(pkg.codePath); 7860 7861 final boolean has64BitLibs; 7862 final boolean has32BitLibs; 7863 if (isApkFile(codeFile)) { 7864 // Monolithic install 7865 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7866 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7867 } else { 7868 // Cluster install 7869 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7870 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7871 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7872 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7873 has64BitLibs = (new File(rootDir, isa)).exists(); 7874 } else { 7875 has64BitLibs = false; 7876 } 7877 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7878 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7879 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7880 has32BitLibs = (new File(rootDir, isa)).exists(); 7881 } else { 7882 has32BitLibs = false; 7883 } 7884 } 7885 7886 if (has64BitLibs && !has32BitLibs) { 7887 // The package has 64 bit libs, but not 32 bit libs. Its primary 7888 // ABI should be 64 bit. We can safely assume here that the bundled 7889 // native libraries correspond to the most preferred ABI in the list. 7890 7891 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7892 pkg.applicationInfo.secondaryCpuAbi = null; 7893 } else if (has32BitLibs && !has64BitLibs) { 7894 // The package has 32 bit libs but not 64 bit libs. Its primary 7895 // ABI should be 32 bit. 7896 7897 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7898 pkg.applicationInfo.secondaryCpuAbi = null; 7899 } else if (has32BitLibs && has64BitLibs) { 7900 // The application has both 64 and 32 bit bundled libraries. We check 7901 // here that the app declares multiArch support, and warn if it doesn't. 7902 // 7903 // We will be lenient here and record both ABIs. The primary will be the 7904 // ABI that's higher on the list, i.e, a device that's configured to prefer 7905 // 64 bit apps will see a 64 bit primary ABI, 7906 7907 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7908 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7909 } 7910 7911 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7912 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7913 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7914 } else { 7915 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7916 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7917 } 7918 } else { 7919 pkg.applicationInfo.primaryCpuAbi = null; 7920 pkg.applicationInfo.secondaryCpuAbi = null; 7921 } 7922 } 7923 7924 private void killApplication(String pkgName, int appId, String reason) { 7925 // Request the ActivityManager to kill the process(only for existing packages) 7926 // so that we do not end up in a confused state while the user is still using the older 7927 // version of the application while the new one gets installed. 7928 IActivityManager am = ActivityManagerNative.getDefault(); 7929 if (am != null) { 7930 try { 7931 am.killApplicationWithAppId(pkgName, appId, reason); 7932 } catch (RemoteException e) { 7933 } 7934 } 7935 } 7936 7937 void removePackageLI(PackageSetting ps, boolean chatty) { 7938 if (DEBUG_INSTALL) { 7939 if (chatty) 7940 Log.d(TAG, "Removing package " + ps.name); 7941 } 7942 7943 // writer 7944 synchronized (mPackages) { 7945 mPackages.remove(ps.name); 7946 final PackageParser.Package pkg = ps.pkg; 7947 if (pkg != null) { 7948 cleanPackageDataStructuresLILPw(pkg, chatty); 7949 } 7950 } 7951 } 7952 7953 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7954 if (DEBUG_INSTALL) { 7955 if (chatty) 7956 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7957 } 7958 7959 // writer 7960 synchronized (mPackages) { 7961 mPackages.remove(pkg.applicationInfo.packageName); 7962 cleanPackageDataStructuresLILPw(pkg, chatty); 7963 } 7964 } 7965 7966 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7967 int N = pkg.providers.size(); 7968 StringBuilder r = null; 7969 int i; 7970 for (i=0; i<N; i++) { 7971 PackageParser.Provider p = pkg.providers.get(i); 7972 mProviders.removeProvider(p); 7973 if (p.info.authority == null) { 7974 7975 /* There was another ContentProvider with this authority when 7976 * this app was installed so this authority is null, 7977 * Ignore it as we don't have to unregister the provider. 7978 */ 7979 continue; 7980 } 7981 String names[] = p.info.authority.split(";"); 7982 for (int j = 0; j < names.length; j++) { 7983 if (mProvidersByAuthority.get(names[j]) == p) { 7984 mProvidersByAuthority.remove(names[j]); 7985 if (DEBUG_REMOVE) { 7986 if (chatty) 7987 Log.d(TAG, "Unregistered content provider: " + names[j] 7988 + ", className = " + p.info.name + ", isSyncable = " 7989 + p.info.isSyncable); 7990 } 7991 } 7992 } 7993 if (DEBUG_REMOVE && chatty) { 7994 if (r == null) { 7995 r = new StringBuilder(256); 7996 } else { 7997 r.append(' '); 7998 } 7999 r.append(p.info.name); 8000 } 8001 } 8002 if (r != null) { 8003 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8004 } 8005 8006 N = pkg.services.size(); 8007 r = null; 8008 for (i=0; i<N; i++) { 8009 PackageParser.Service s = pkg.services.get(i); 8010 mServices.removeService(s); 8011 if (chatty) { 8012 if (r == null) { 8013 r = new StringBuilder(256); 8014 } else { 8015 r.append(' '); 8016 } 8017 r.append(s.info.name); 8018 } 8019 } 8020 if (r != null) { 8021 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8022 } 8023 8024 N = pkg.receivers.size(); 8025 r = null; 8026 for (i=0; i<N; i++) { 8027 PackageParser.Activity a = pkg.receivers.get(i); 8028 mReceivers.removeActivity(a, "receiver"); 8029 if (DEBUG_REMOVE && chatty) { 8030 if (r == null) { 8031 r = new StringBuilder(256); 8032 } else { 8033 r.append(' '); 8034 } 8035 r.append(a.info.name); 8036 } 8037 } 8038 if (r != null) { 8039 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8040 } 8041 8042 N = pkg.activities.size(); 8043 r = null; 8044 for (i=0; i<N; i++) { 8045 PackageParser.Activity a = pkg.activities.get(i); 8046 mActivities.removeActivity(a, "activity"); 8047 if (DEBUG_REMOVE && chatty) { 8048 if (r == null) { 8049 r = new StringBuilder(256); 8050 } else { 8051 r.append(' '); 8052 } 8053 r.append(a.info.name); 8054 } 8055 } 8056 if (r != null) { 8057 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8058 } 8059 8060 N = pkg.permissions.size(); 8061 r = null; 8062 for (i=0; i<N; i++) { 8063 PackageParser.Permission p = pkg.permissions.get(i); 8064 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8065 if (bp == null) { 8066 bp = mSettings.mPermissionTrees.get(p.info.name); 8067 } 8068 if (bp != null && bp.perm == p) { 8069 bp.perm = null; 8070 if (DEBUG_REMOVE && chatty) { 8071 if (r == null) { 8072 r = new StringBuilder(256); 8073 } else { 8074 r.append(' '); 8075 } 8076 r.append(p.info.name); 8077 } 8078 } 8079 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8080 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8081 if (appOpPerms != null) { 8082 appOpPerms.remove(pkg.packageName); 8083 } 8084 } 8085 } 8086 if (r != null) { 8087 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8088 } 8089 8090 N = pkg.requestedPermissions.size(); 8091 r = null; 8092 for (i=0; i<N; i++) { 8093 String perm = pkg.requestedPermissions.get(i); 8094 BasePermission bp = mSettings.mPermissions.get(perm); 8095 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8096 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8097 if (appOpPerms != null) { 8098 appOpPerms.remove(pkg.packageName); 8099 if (appOpPerms.isEmpty()) { 8100 mAppOpPermissionPackages.remove(perm); 8101 } 8102 } 8103 } 8104 } 8105 if (r != null) { 8106 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8107 } 8108 8109 N = pkg.instrumentation.size(); 8110 r = null; 8111 for (i=0; i<N; i++) { 8112 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8113 mInstrumentation.remove(a.getComponentName()); 8114 if (DEBUG_REMOVE && chatty) { 8115 if (r == null) { 8116 r = new StringBuilder(256); 8117 } else { 8118 r.append(' '); 8119 } 8120 r.append(a.info.name); 8121 } 8122 } 8123 if (r != null) { 8124 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8125 } 8126 8127 r = null; 8128 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8129 // Only system apps can hold shared libraries. 8130 if (pkg.libraryNames != null) { 8131 for (i=0; i<pkg.libraryNames.size(); i++) { 8132 String name = pkg.libraryNames.get(i); 8133 SharedLibraryEntry cur = mSharedLibraries.get(name); 8134 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8135 mSharedLibraries.remove(name); 8136 if (DEBUG_REMOVE && chatty) { 8137 if (r == null) { 8138 r = new StringBuilder(256); 8139 } else { 8140 r.append(' '); 8141 } 8142 r.append(name); 8143 } 8144 } 8145 } 8146 } 8147 } 8148 if (r != null) { 8149 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8150 } 8151 } 8152 8153 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8154 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8155 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8156 return true; 8157 } 8158 } 8159 return false; 8160 } 8161 8162 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8163 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8164 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8165 8166 private void updatePermissionsLPw(String changingPkg, 8167 PackageParser.Package pkgInfo, int flags) { 8168 // Make sure there are no dangling permission trees. 8169 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8170 while (it.hasNext()) { 8171 final BasePermission bp = it.next(); 8172 if (bp.packageSetting == null) { 8173 // We may not yet have parsed the package, so just see if 8174 // we still know about its settings. 8175 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8176 } 8177 if (bp.packageSetting == null) { 8178 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8179 + " from package " + bp.sourcePackage); 8180 it.remove(); 8181 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8182 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8183 Slog.i(TAG, "Removing old permission tree: " + bp.name 8184 + " from package " + bp.sourcePackage); 8185 flags |= UPDATE_PERMISSIONS_ALL; 8186 it.remove(); 8187 } 8188 } 8189 } 8190 8191 // Make sure all dynamic permissions have been assigned to a package, 8192 // and make sure there are no dangling permissions. 8193 it = mSettings.mPermissions.values().iterator(); 8194 while (it.hasNext()) { 8195 final BasePermission bp = it.next(); 8196 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8197 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8198 + bp.name + " pkg=" + bp.sourcePackage 8199 + " info=" + bp.pendingInfo); 8200 if (bp.packageSetting == null && bp.pendingInfo != null) { 8201 final BasePermission tree = findPermissionTreeLP(bp.name); 8202 if (tree != null && tree.perm != null) { 8203 bp.packageSetting = tree.packageSetting; 8204 bp.perm = new PackageParser.Permission(tree.perm.owner, 8205 new PermissionInfo(bp.pendingInfo)); 8206 bp.perm.info.packageName = tree.perm.info.packageName; 8207 bp.perm.info.name = bp.name; 8208 bp.uid = tree.uid; 8209 } 8210 } 8211 } 8212 if (bp.packageSetting == null) { 8213 // We may not yet have parsed the package, so just see if 8214 // we still know about its settings. 8215 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8216 } 8217 if (bp.packageSetting == null) { 8218 Slog.w(TAG, "Removing dangling permission: " + bp.name 8219 + " from package " + bp.sourcePackage); 8220 it.remove(); 8221 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8222 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8223 Slog.i(TAG, "Removing old permission: " + bp.name 8224 + " from package " + bp.sourcePackage); 8225 flags |= UPDATE_PERMISSIONS_ALL; 8226 it.remove(); 8227 } 8228 } 8229 } 8230 8231 // Now update the permissions for all packages, in particular 8232 // replace the granted permissions of the system packages. 8233 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8234 for (PackageParser.Package pkg : mPackages.values()) { 8235 if (pkg != pkgInfo) { 8236 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8237 changingPkg); 8238 } 8239 } 8240 } 8241 8242 if (pkgInfo != null) { 8243 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8244 } 8245 } 8246 8247 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8248 String packageOfInterest) { 8249 // IMPORTANT: There are two types of permissions: install and runtime. 8250 // Install time permissions are granted when the app is installed to 8251 // all device users and users added in the future. Runtime permissions 8252 // are granted at runtime explicitly to specific users. Normal and signature 8253 // protected permissions are install time permissions. Dangerous permissions 8254 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8255 // otherwise they are runtime permissions. This function does not manage 8256 // runtime permissions except for the case an app targeting Lollipop MR1 8257 // being upgraded to target a newer SDK, in which case dangerous permissions 8258 // are transformed from install time to runtime ones. 8259 8260 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8261 if (ps == null) { 8262 return; 8263 } 8264 8265 PermissionsState permissionsState = ps.getPermissionsState(); 8266 PermissionsState origPermissions = permissionsState; 8267 8268 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8269 8270 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8271 8272 boolean changedInstallPermission = false; 8273 8274 if (replace) { 8275 ps.installPermissionsFixed = false; 8276 if (!ps.isSharedUser()) { 8277 origPermissions = new PermissionsState(permissionsState); 8278 permissionsState.reset(); 8279 } 8280 } 8281 8282 permissionsState.setGlobalGids(mGlobalGids); 8283 8284 final int N = pkg.requestedPermissions.size(); 8285 for (int i=0; i<N; i++) { 8286 final String name = pkg.requestedPermissions.get(i); 8287 final BasePermission bp = mSettings.mPermissions.get(name); 8288 8289 if (DEBUG_INSTALL) { 8290 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8291 } 8292 8293 if (bp == null || bp.packageSetting == null) { 8294 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8295 Slog.w(TAG, "Unknown permission " + name 8296 + " in package " + pkg.packageName); 8297 } 8298 continue; 8299 } 8300 8301 final String perm = bp.name; 8302 boolean allowedSig = false; 8303 int grant = GRANT_DENIED; 8304 8305 // Keep track of app op permissions. 8306 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8307 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8308 if (pkgs == null) { 8309 pkgs = new ArraySet<>(); 8310 mAppOpPermissionPackages.put(bp.name, pkgs); 8311 } 8312 pkgs.add(pkg.packageName); 8313 } 8314 8315 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8316 switch (level) { 8317 case PermissionInfo.PROTECTION_NORMAL: { 8318 // For all apps normal permissions are install time ones. 8319 grant = GRANT_INSTALL; 8320 } break; 8321 8322 case PermissionInfo.PROTECTION_DANGEROUS: { 8323 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8324 // For legacy apps dangerous permissions are install time ones. 8325 grant = GRANT_INSTALL_LEGACY; 8326 } else if (origPermissions.hasInstallPermission(bp.name)) { 8327 // For legacy apps that became modern, install becomes runtime. 8328 grant = GRANT_UPGRADE; 8329 } else { 8330 // For modern apps keep runtime permissions unchanged. 8331 grant = GRANT_RUNTIME; 8332 } 8333 } break; 8334 8335 case PermissionInfo.PROTECTION_SIGNATURE: { 8336 // For all apps signature permissions are install time ones. 8337 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8338 if (allowedSig) { 8339 grant = GRANT_INSTALL; 8340 } 8341 } break; 8342 } 8343 8344 if (DEBUG_INSTALL) { 8345 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8346 } 8347 8348 if (grant != GRANT_DENIED) { 8349 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8350 // If this is an existing, non-system package, then 8351 // we can't add any new permissions to it. 8352 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8353 // Except... if this is a permission that was added 8354 // to the platform (note: need to only do this when 8355 // updating the platform). 8356 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8357 grant = GRANT_DENIED; 8358 } 8359 } 8360 } 8361 8362 switch (grant) { 8363 case GRANT_INSTALL: { 8364 // Revoke this as runtime permission to handle the case of 8365 // a runtime permission being downgraded to an install one. 8366 for (int userId : UserManagerService.getInstance().getUserIds()) { 8367 if (origPermissions.getRuntimePermissionState( 8368 bp.name, userId) != null) { 8369 // Revoke the runtime permission and clear the flags. 8370 origPermissions.revokeRuntimePermission(bp, userId); 8371 origPermissions.updatePermissionFlags(bp, userId, 8372 PackageManager.MASK_PERMISSION_FLAGS, 0); 8373 // If we revoked a permission permission, we have to write. 8374 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8375 changedRuntimePermissionUserIds, userId); 8376 } 8377 } 8378 // Grant an install permission. 8379 if (permissionsState.grantInstallPermission(bp) != 8380 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8381 changedInstallPermission = true; 8382 } 8383 } break; 8384 8385 case GRANT_INSTALL_LEGACY: { 8386 // Grant an install permission. 8387 if (permissionsState.grantInstallPermission(bp) != 8388 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8389 changedInstallPermission = true; 8390 } 8391 } break; 8392 8393 case GRANT_RUNTIME: { 8394 // Grant previously granted runtime permissions. 8395 for (int userId : UserManagerService.getInstance().getUserIds()) { 8396 PermissionState permissionState = origPermissions 8397 .getRuntimePermissionState(bp.name, userId); 8398 final int flags = permissionState != null 8399 ? permissionState.getFlags() : 0; 8400 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8401 if (permissionsState.grantRuntimePermission(bp, userId) == 8402 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8403 // If we cannot put the permission as it was, we have to write. 8404 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8405 changedRuntimePermissionUserIds, userId); 8406 } 8407 } 8408 // Propagate the permission flags. 8409 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8410 } 8411 } break; 8412 8413 case GRANT_UPGRADE: { 8414 // Grant runtime permissions for a previously held install permission. 8415 PermissionState permissionState = origPermissions 8416 .getInstallPermissionState(bp.name); 8417 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8418 8419 if (origPermissions.revokeInstallPermission(bp) 8420 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8421 // We will be transferring the permission flags, so clear them. 8422 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8423 PackageManager.MASK_PERMISSION_FLAGS, 0); 8424 changedInstallPermission = true; 8425 } 8426 8427 // If the permission is not to be promoted to runtime we ignore it and 8428 // also its other flags as they are not applicable to install permissions. 8429 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8430 for (int userId : currentUserIds) { 8431 if (permissionsState.grantRuntimePermission(bp, userId) != 8432 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8433 // Transfer the permission flags. 8434 permissionsState.updatePermissionFlags(bp, userId, 8435 flags, flags); 8436 // If we granted the permission, we have to write. 8437 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8438 changedRuntimePermissionUserIds, userId); 8439 } 8440 } 8441 } 8442 } break; 8443 8444 default: { 8445 if (packageOfInterest == null 8446 || packageOfInterest.equals(pkg.packageName)) { 8447 Slog.w(TAG, "Not granting permission " + perm 8448 + " to package " + pkg.packageName 8449 + " because it was previously installed without"); 8450 } 8451 } break; 8452 } 8453 } else { 8454 if (permissionsState.revokeInstallPermission(bp) != 8455 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8456 // Also drop the permission flags. 8457 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8458 PackageManager.MASK_PERMISSION_FLAGS, 0); 8459 changedInstallPermission = true; 8460 Slog.i(TAG, "Un-granting permission " + perm 8461 + " from package " + pkg.packageName 8462 + " (protectionLevel=" + bp.protectionLevel 8463 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8464 + ")"); 8465 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8466 // Don't print warning for app op permissions, since it is fine for them 8467 // not to be granted, there is a UI for the user to decide. 8468 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8469 Slog.w(TAG, "Not granting permission " + perm 8470 + " to package " + pkg.packageName 8471 + " (protectionLevel=" + bp.protectionLevel 8472 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8473 + ")"); 8474 } 8475 } 8476 } 8477 } 8478 8479 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8480 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8481 // This is the first that we have heard about this package, so the 8482 // permissions we have now selected are fixed until explicitly 8483 // changed. 8484 ps.installPermissionsFixed = true; 8485 } 8486 8487 // Persist the runtime permissions state for users with changes. 8488 for (int userId : changedRuntimePermissionUserIds) { 8489 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8490 } 8491 } 8492 8493 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8494 boolean allowed = false; 8495 final int NP = PackageParser.NEW_PERMISSIONS.length; 8496 for (int ip=0; ip<NP; ip++) { 8497 final PackageParser.NewPermissionInfo npi 8498 = PackageParser.NEW_PERMISSIONS[ip]; 8499 if (npi.name.equals(perm) 8500 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8501 allowed = true; 8502 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8503 + pkg.packageName); 8504 break; 8505 } 8506 } 8507 return allowed; 8508 } 8509 8510 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8511 BasePermission bp, PermissionsState origPermissions) { 8512 boolean allowed; 8513 allowed = (compareSignatures( 8514 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8515 == PackageManager.SIGNATURE_MATCH) 8516 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8517 == PackageManager.SIGNATURE_MATCH); 8518 if (!allowed && (bp.protectionLevel 8519 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8520 if (isSystemApp(pkg)) { 8521 // For updated system applications, a system permission 8522 // is granted only if it had been defined by the original application. 8523 if (pkg.isUpdatedSystemApp()) { 8524 final PackageSetting sysPs = mSettings 8525 .getDisabledSystemPkgLPr(pkg.packageName); 8526 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8527 // If the original was granted this permission, we take 8528 // that grant decision as read and propagate it to the 8529 // update. 8530 if (sysPs.isPrivileged()) { 8531 allowed = true; 8532 } 8533 } else { 8534 // The system apk may have been updated with an older 8535 // version of the one on the data partition, but which 8536 // granted a new system permission that it didn't have 8537 // before. In this case we do want to allow the app to 8538 // now get the new permission if the ancestral apk is 8539 // privileged to get it. 8540 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8541 for (int j=0; 8542 j<sysPs.pkg.requestedPermissions.size(); j++) { 8543 if (perm.equals( 8544 sysPs.pkg.requestedPermissions.get(j))) { 8545 allowed = true; 8546 break; 8547 } 8548 } 8549 } 8550 } 8551 } else { 8552 allowed = isPrivilegedApp(pkg); 8553 } 8554 } 8555 } 8556 if (!allowed) { 8557 if (!allowed && (bp.protectionLevel 8558 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8559 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8560 // If this was a previously normal/dangerous permission that got moved 8561 // to a system permission as part of the runtime permission redesign, then 8562 // we still want to blindly grant it to old apps. 8563 allowed = true; 8564 } 8565 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8566 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8567 // If this permission is to be granted to the system installer and 8568 // this app is an installer, then it gets the permission. 8569 allowed = true; 8570 } 8571 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8572 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8573 // If this permission is to be granted to the system verifier and 8574 // this app is a verifier, then it gets the permission. 8575 allowed = true; 8576 } 8577 if (!allowed && (bp.protectionLevel 8578 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8579 && isSystemApp(pkg)) { 8580 // Any pre-installed system app is allowed to get this permission. 8581 allowed = true; 8582 } 8583 if (!allowed && (bp.protectionLevel 8584 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8585 // For development permissions, a development permission 8586 // is granted only if it was already granted. 8587 allowed = origPermissions.hasInstallPermission(perm); 8588 } 8589 } 8590 return allowed; 8591 } 8592 8593 final class ActivityIntentResolver 8594 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8595 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8596 boolean defaultOnly, int userId) { 8597 if (!sUserManager.exists(userId)) return null; 8598 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8599 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8600 } 8601 8602 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8603 int userId) { 8604 if (!sUserManager.exists(userId)) return null; 8605 mFlags = flags; 8606 return super.queryIntent(intent, resolvedType, 8607 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8608 } 8609 8610 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8611 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8612 if (!sUserManager.exists(userId)) return null; 8613 if (packageActivities == null) { 8614 return null; 8615 } 8616 mFlags = flags; 8617 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8618 final int N = packageActivities.size(); 8619 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8620 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8621 8622 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8623 for (int i = 0; i < N; ++i) { 8624 intentFilters = packageActivities.get(i).intents; 8625 if (intentFilters != null && intentFilters.size() > 0) { 8626 PackageParser.ActivityIntentInfo[] array = 8627 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8628 intentFilters.toArray(array); 8629 listCut.add(array); 8630 } 8631 } 8632 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8633 } 8634 8635 public final void addActivity(PackageParser.Activity a, String type) { 8636 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8637 mActivities.put(a.getComponentName(), a); 8638 if (DEBUG_SHOW_INFO) 8639 Log.v( 8640 TAG, " " + type + " " + 8641 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8642 if (DEBUG_SHOW_INFO) 8643 Log.v(TAG, " Class=" + a.info.name); 8644 final int NI = a.intents.size(); 8645 for (int j=0; j<NI; j++) { 8646 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8647 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8648 intent.setPriority(0); 8649 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8650 + a.className + " with priority > 0, forcing to 0"); 8651 } 8652 if (DEBUG_SHOW_INFO) { 8653 Log.v(TAG, " IntentFilter:"); 8654 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8655 } 8656 if (!intent.debugCheck()) { 8657 Log.w(TAG, "==> For Activity " + a.info.name); 8658 } 8659 addFilter(intent); 8660 } 8661 } 8662 8663 public final void removeActivity(PackageParser.Activity a, String type) { 8664 mActivities.remove(a.getComponentName()); 8665 if (DEBUG_SHOW_INFO) { 8666 Log.v(TAG, " " + type + " " 8667 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8668 : a.info.name) + ":"); 8669 Log.v(TAG, " Class=" + a.info.name); 8670 } 8671 final int NI = a.intents.size(); 8672 for (int j=0; j<NI; j++) { 8673 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8674 if (DEBUG_SHOW_INFO) { 8675 Log.v(TAG, " IntentFilter:"); 8676 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8677 } 8678 removeFilter(intent); 8679 } 8680 } 8681 8682 @Override 8683 protected boolean allowFilterResult( 8684 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8685 ActivityInfo filterAi = filter.activity.info; 8686 for (int i=dest.size()-1; i>=0; i--) { 8687 ActivityInfo destAi = dest.get(i).activityInfo; 8688 if (destAi.name == filterAi.name 8689 && destAi.packageName == filterAi.packageName) { 8690 return false; 8691 } 8692 } 8693 return true; 8694 } 8695 8696 @Override 8697 protected ActivityIntentInfo[] newArray(int size) { 8698 return new ActivityIntentInfo[size]; 8699 } 8700 8701 @Override 8702 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8703 if (!sUserManager.exists(userId)) return true; 8704 PackageParser.Package p = filter.activity.owner; 8705 if (p != null) { 8706 PackageSetting ps = (PackageSetting)p.mExtras; 8707 if (ps != null) { 8708 // System apps are never considered stopped for purposes of 8709 // filtering, because there may be no way for the user to 8710 // actually re-launch them. 8711 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8712 && ps.getStopped(userId); 8713 } 8714 } 8715 return false; 8716 } 8717 8718 @Override 8719 protected boolean isPackageForFilter(String packageName, 8720 PackageParser.ActivityIntentInfo info) { 8721 return packageName.equals(info.activity.owner.packageName); 8722 } 8723 8724 @Override 8725 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8726 int match, int userId) { 8727 if (!sUserManager.exists(userId)) return null; 8728 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8729 return null; 8730 } 8731 final PackageParser.Activity activity = info.activity; 8732 if (mSafeMode && (activity.info.applicationInfo.flags 8733 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8734 return null; 8735 } 8736 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8737 if (ps == null) { 8738 return null; 8739 } 8740 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8741 ps.readUserState(userId), userId); 8742 if (ai == null) { 8743 return null; 8744 } 8745 final ResolveInfo res = new ResolveInfo(); 8746 res.activityInfo = ai; 8747 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8748 res.filter = info; 8749 } 8750 if (info != null) { 8751 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8752 } 8753 res.priority = info.getPriority(); 8754 res.preferredOrder = activity.owner.mPreferredOrder; 8755 //System.out.println("Result: " + res.activityInfo.className + 8756 // " = " + res.priority); 8757 res.match = match; 8758 res.isDefault = info.hasDefault; 8759 res.labelRes = info.labelRes; 8760 res.nonLocalizedLabel = info.nonLocalizedLabel; 8761 if (userNeedsBadging(userId)) { 8762 res.noResourceId = true; 8763 } else { 8764 res.icon = info.icon; 8765 } 8766 res.iconResourceId = info.icon; 8767 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8768 return res; 8769 } 8770 8771 @Override 8772 protected void sortResults(List<ResolveInfo> results) { 8773 Collections.sort(results, mResolvePrioritySorter); 8774 } 8775 8776 @Override 8777 protected void dumpFilter(PrintWriter out, String prefix, 8778 PackageParser.ActivityIntentInfo filter) { 8779 out.print(prefix); out.print( 8780 Integer.toHexString(System.identityHashCode(filter.activity))); 8781 out.print(' '); 8782 filter.activity.printComponentShortName(out); 8783 out.print(" filter "); 8784 out.println(Integer.toHexString(System.identityHashCode(filter))); 8785 } 8786 8787 @Override 8788 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8789 return filter.activity; 8790 } 8791 8792 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8793 PackageParser.Activity activity = (PackageParser.Activity)label; 8794 out.print(prefix); out.print( 8795 Integer.toHexString(System.identityHashCode(activity))); 8796 out.print(' '); 8797 activity.printComponentShortName(out); 8798 if (count > 1) { 8799 out.print(" ("); out.print(count); out.print(" filters)"); 8800 } 8801 out.println(); 8802 } 8803 8804// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8805// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8806// final List<ResolveInfo> retList = Lists.newArrayList(); 8807// while (i.hasNext()) { 8808// final ResolveInfo resolveInfo = i.next(); 8809// if (isEnabledLP(resolveInfo.activityInfo)) { 8810// retList.add(resolveInfo); 8811// } 8812// } 8813// return retList; 8814// } 8815 8816 // Keys are String (activity class name), values are Activity. 8817 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8818 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8819 private int mFlags; 8820 } 8821 8822 private final class ServiceIntentResolver 8823 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8824 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8825 boolean defaultOnly, int userId) { 8826 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8827 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8828 } 8829 8830 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8831 int userId) { 8832 if (!sUserManager.exists(userId)) return null; 8833 mFlags = flags; 8834 return super.queryIntent(intent, resolvedType, 8835 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8836 } 8837 8838 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8839 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8840 if (!sUserManager.exists(userId)) return null; 8841 if (packageServices == null) { 8842 return null; 8843 } 8844 mFlags = flags; 8845 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8846 final int N = packageServices.size(); 8847 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8848 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8849 8850 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8851 for (int i = 0; i < N; ++i) { 8852 intentFilters = packageServices.get(i).intents; 8853 if (intentFilters != null && intentFilters.size() > 0) { 8854 PackageParser.ServiceIntentInfo[] array = 8855 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8856 intentFilters.toArray(array); 8857 listCut.add(array); 8858 } 8859 } 8860 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8861 } 8862 8863 public final void addService(PackageParser.Service s) { 8864 mServices.put(s.getComponentName(), s); 8865 if (DEBUG_SHOW_INFO) { 8866 Log.v(TAG, " " 8867 + (s.info.nonLocalizedLabel != null 8868 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8869 Log.v(TAG, " Class=" + s.info.name); 8870 } 8871 final int NI = s.intents.size(); 8872 int j; 8873 for (j=0; j<NI; j++) { 8874 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8875 if (DEBUG_SHOW_INFO) { 8876 Log.v(TAG, " IntentFilter:"); 8877 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8878 } 8879 if (!intent.debugCheck()) { 8880 Log.w(TAG, "==> For Service " + s.info.name); 8881 } 8882 addFilter(intent); 8883 } 8884 } 8885 8886 public final void removeService(PackageParser.Service s) { 8887 mServices.remove(s.getComponentName()); 8888 if (DEBUG_SHOW_INFO) { 8889 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8890 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8891 Log.v(TAG, " Class=" + s.info.name); 8892 } 8893 final int NI = s.intents.size(); 8894 int j; 8895 for (j=0; j<NI; j++) { 8896 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8897 if (DEBUG_SHOW_INFO) { 8898 Log.v(TAG, " IntentFilter:"); 8899 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8900 } 8901 removeFilter(intent); 8902 } 8903 } 8904 8905 @Override 8906 protected boolean allowFilterResult( 8907 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8908 ServiceInfo filterSi = filter.service.info; 8909 for (int i=dest.size()-1; i>=0; i--) { 8910 ServiceInfo destAi = dest.get(i).serviceInfo; 8911 if (destAi.name == filterSi.name 8912 && destAi.packageName == filterSi.packageName) { 8913 return false; 8914 } 8915 } 8916 return true; 8917 } 8918 8919 @Override 8920 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8921 return new PackageParser.ServiceIntentInfo[size]; 8922 } 8923 8924 @Override 8925 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8926 if (!sUserManager.exists(userId)) return true; 8927 PackageParser.Package p = filter.service.owner; 8928 if (p != null) { 8929 PackageSetting ps = (PackageSetting)p.mExtras; 8930 if (ps != null) { 8931 // System apps are never considered stopped for purposes of 8932 // filtering, because there may be no way for the user to 8933 // actually re-launch them. 8934 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8935 && ps.getStopped(userId); 8936 } 8937 } 8938 return false; 8939 } 8940 8941 @Override 8942 protected boolean isPackageForFilter(String packageName, 8943 PackageParser.ServiceIntentInfo info) { 8944 return packageName.equals(info.service.owner.packageName); 8945 } 8946 8947 @Override 8948 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8949 int match, int userId) { 8950 if (!sUserManager.exists(userId)) return null; 8951 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8952 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8953 return null; 8954 } 8955 final PackageParser.Service service = info.service; 8956 if (mSafeMode && (service.info.applicationInfo.flags 8957 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8958 return null; 8959 } 8960 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8961 if (ps == null) { 8962 return null; 8963 } 8964 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8965 ps.readUserState(userId), userId); 8966 if (si == null) { 8967 return null; 8968 } 8969 final ResolveInfo res = new ResolveInfo(); 8970 res.serviceInfo = si; 8971 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8972 res.filter = filter; 8973 } 8974 res.priority = info.getPriority(); 8975 res.preferredOrder = service.owner.mPreferredOrder; 8976 res.match = match; 8977 res.isDefault = info.hasDefault; 8978 res.labelRes = info.labelRes; 8979 res.nonLocalizedLabel = info.nonLocalizedLabel; 8980 res.icon = info.icon; 8981 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8982 return res; 8983 } 8984 8985 @Override 8986 protected void sortResults(List<ResolveInfo> results) { 8987 Collections.sort(results, mResolvePrioritySorter); 8988 } 8989 8990 @Override 8991 protected void dumpFilter(PrintWriter out, String prefix, 8992 PackageParser.ServiceIntentInfo filter) { 8993 out.print(prefix); out.print( 8994 Integer.toHexString(System.identityHashCode(filter.service))); 8995 out.print(' '); 8996 filter.service.printComponentShortName(out); 8997 out.print(" filter "); 8998 out.println(Integer.toHexString(System.identityHashCode(filter))); 8999 } 9000 9001 @Override 9002 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9003 return filter.service; 9004 } 9005 9006 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9007 PackageParser.Service service = (PackageParser.Service)label; 9008 out.print(prefix); out.print( 9009 Integer.toHexString(System.identityHashCode(service))); 9010 out.print(' '); 9011 service.printComponentShortName(out); 9012 if (count > 1) { 9013 out.print(" ("); out.print(count); out.print(" filters)"); 9014 } 9015 out.println(); 9016 } 9017 9018// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9019// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9020// final List<ResolveInfo> retList = Lists.newArrayList(); 9021// while (i.hasNext()) { 9022// final ResolveInfo resolveInfo = (ResolveInfo) i; 9023// if (isEnabledLP(resolveInfo.serviceInfo)) { 9024// retList.add(resolveInfo); 9025// } 9026// } 9027// return retList; 9028// } 9029 9030 // Keys are String (activity class name), values are Activity. 9031 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9032 = new ArrayMap<ComponentName, PackageParser.Service>(); 9033 private int mFlags; 9034 }; 9035 9036 private final class ProviderIntentResolver 9037 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9038 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9039 boolean defaultOnly, int userId) { 9040 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9041 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9042 } 9043 9044 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9045 int userId) { 9046 if (!sUserManager.exists(userId)) 9047 return null; 9048 mFlags = flags; 9049 return super.queryIntent(intent, resolvedType, 9050 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9051 } 9052 9053 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9054 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9055 if (!sUserManager.exists(userId)) 9056 return null; 9057 if (packageProviders == null) { 9058 return null; 9059 } 9060 mFlags = flags; 9061 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9062 final int N = packageProviders.size(); 9063 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9064 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9065 9066 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9067 for (int i = 0; i < N; ++i) { 9068 intentFilters = packageProviders.get(i).intents; 9069 if (intentFilters != null && intentFilters.size() > 0) { 9070 PackageParser.ProviderIntentInfo[] array = 9071 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9072 intentFilters.toArray(array); 9073 listCut.add(array); 9074 } 9075 } 9076 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9077 } 9078 9079 public final void addProvider(PackageParser.Provider p) { 9080 if (mProviders.containsKey(p.getComponentName())) { 9081 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9082 return; 9083 } 9084 9085 mProviders.put(p.getComponentName(), p); 9086 if (DEBUG_SHOW_INFO) { 9087 Log.v(TAG, " " 9088 + (p.info.nonLocalizedLabel != null 9089 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9090 Log.v(TAG, " Class=" + p.info.name); 9091 } 9092 final int NI = p.intents.size(); 9093 int j; 9094 for (j = 0; j < NI; j++) { 9095 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9096 if (DEBUG_SHOW_INFO) { 9097 Log.v(TAG, " IntentFilter:"); 9098 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9099 } 9100 if (!intent.debugCheck()) { 9101 Log.w(TAG, "==> For Provider " + p.info.name); 9102 } 9103 addFilter(intent); 9104 } 9105 } 9106 9107 public final void removeProvider(PackageParser.Provider p) { 9108 mProviders.remove(p.getComponentName()); 9109 if (DEBUG_SHOW_INFO) { 9110 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9111 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9112 Log.v(TAG, " Class=" + p.info.name); 9113 } 9114 final int NI = p.intents.size(); 9115 int j; 9116 for (j = 0; j < NI; j++) { 9117 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9118 if (DEBUG_SHOW_INFO) { 9119 Log.v(TAG, " IntentFilter:"); 9120 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9121 } 9122 removeFilter(intent); 9123 } 9124 } 9125 9126 @Override 9127 protected boolean allowFilterResult( 9128 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9129 ProviderInfo filterPi = filter.provider.info; 9130 for (int i = dest.size() - 1; i >= 0; i--) { 9131 ProviderInfo destPi = dest.get(i).providerInfo; 9132 if (destPi.name == filterPi.name 9133 && destPi.packageName == filterPi.packageName) { 9134 return false; 9135 } 9136 } 9137 return true; 9138 } 9139 9140 @Override 9141 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9142 return new PackageParser.ProviderIntentInfo[size]; 9143 } 9144 9145 @Override 9146 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9147 if (!sUserManager.exists(userId)) 9148 return true; 9149 PackageParser.Package p = filter.provider.owner; 9150 if (p != null) { 9151 PackageSetting ps = (PackageSetting) p.mExtras; 9152 if (ps != null) { 9153 // System apps are never considered stopped for purposes of 9154 // filtering, because there may be no way for the user to 9155 // actually re-launch them. 9156 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9157 && ps.getStopped(userId); 9158 } 9159 } 9160 return false; 9161 } 9162 9163 @Override 9164 protected boolean isPackageForFilter(String packageName, 9165 PackageParser.ProviderIntentInfo info) { 9166 return packageName.equals(info.provider.owner.packageName); 9167 } 9168 9169 @Override 9170 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9171 int match, int userId) { 9172 if (!sUserManager.exists(userId)) 9173 return null; 9174 final PackageParser.ProviderIntentInfo info = filter; 9175 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9176 return null; 9177 } 9178 final PackageParser.Provider provider = info.provider; 9179 if (mSafeMode && (provider.info.applicationInfo.flags 9180 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9181 return null; 9182 } 9183 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9184 if (ps == null) { 9185 return null; 9186 } 9187 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9188 ps.readUserState(userId), userId); 9189 if (pi == null) { 9190 return null; 9191 } 9192 final ResolveInfo res = new ResolveInfo(); 9193 res.providerInfo = pi; 9194 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9195 res.filter = filter; 9196 } 9197 res.priority = info.getPriority(); 9198 res.preferredOrder = provider.owner.mPreferredOrder; 9199 res.match = match; 9200 res.isDefault = info.hasDefault; 9201 res.labelRes = info.labelRes; 9202 res.nonLocalizedLabel = info.nonLocalizedLabel; 9203 res.icon = info.icon; 9204 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9205 return res; 9206 } 9207 9208 @Override 9209 protected void sortResults(List<ResolveInfo> results) { 9210 Collections.sort(results, mResolvePrioritySorter); 9211 } 9212 9213 @Override 9214 protected void dumpFilter(PrintWriter out, String prefix, 9215 PackageParser.ProviderIntentInfo filter) { 9216 out.print(prefix); 9217 out.print( 9218 Integer.toHexString(System.identityHashCode(filter.provider))); 9219 out.print(' '); 9220 filter.provider.printComponentShortName(out); 9221 out.print(" filter "); 9222 out.println(Integer.toHexString(System.identityHashCode(filter))); 9223 } 9224 9225 @Override 9226 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9227 return filter.provider; 9228 } 9229 9230 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9231 PackageParser.Provider provider = (PackageParser.Provider)label; 9232 out.print(prefix); out.print( 9233 Integer.toHexString(System.identityHashCode(provider))); 9234 out.print(' '); 9235 provider.printComponentShortName(out); 9236 if (count > 1) { 9237 out.print(" ("); out.print(count); out.print(" filters)"); 9238 } 9239 out.println(); 9240 } 9241 9242 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9243 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9244 private int mFlags; 9245 }; 9246 9247 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9248 new Comparator<ResolveInfo>() { 9249 public int compare(ResolveInfo r1, ResolveInfo r2) { 9250 int v1 = r1.priority; 9251 int v2 = r2.priority; 9252 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9253 if (v1 != v2) { 9254 return (v1 > v2) ? -1 : 1; 9255 } 9256 v1 = r1.preferredOrder; 9257 v2 = r2.preferredOrder; 9258 if (v1 != v2) { 9259 return (v1 > v2) ? -1 : 1; 9260 } 9261 if (r1.isDefault != r2.isDefault) { 9262 return r1.isDefault ? -1 : 1; 9263 } 9264 v1 = r1.match; 9265 v2 = r2.match; 9266 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9267 if (v1 != v2) { 9268 return (v1 > v2) ? -1 : 1; 9269 } 9270 if (r1.system != r2.system) { 9271 return r1.system ? -1 : 1; 9272 } 9273 return 0; 9274 } 9275 }; 9276 9277 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9278 new Comparator<ProviderInfo>() { 9279 public int compare(ProviderInfo p1, ProviderInfo p2) { 9280 final int v1 = p1.initOrder; 9281 final int v2 = p2.initOrder; 9282 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9283 } 9284 }; 9285 9286 final void sendPackageBroadcast(final String action, final String pkg, 9287 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9288 final int[] userIds) { 9289 mHandler.post(new Runnable() { 9290 @Override 9291 public void run() { 9292 try { 9293 final IActivityManager am = ActivityManagerNative.getDefault(); 9294 if (am == null) return; 9295 final int[] resolvedUserIds; 9296 if (userIds == null) { 9297 resolvedUserIds = am.getRunningUserIds(); 9298 } else { 9299 resolvedUserIds = userIds; 9300 } 9301 for (int id : resolvedUserIds) { 9302 final Intent intent = new Intent(action, 9303 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9304 if (extras != null) { 9305 intent.putExtras(extras); 9306 } 9307 if (targetPkg != null) { 9308 intent.setPackage(targetPkg); 9309 } 9310 // Modify the UID when posting to other users 9311 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9312 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9313 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9314 intent.putExtra(Intent.EXTRA_UID, uid); 9315 } 9316 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9317 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9318 if (DEBUG_BROADCASTS) { 9319 RuntimeException here = new RuntimeException("here"); 9320 here.fillInStackTrace(); 9321 Slog.d(TAG, "Sending to user " + id + ": " 9322 + intent.toShortString(false, true, false, false) 9323 + " " + intent.getExtras(), here); 9324 } 9325 am.broadcastIntent(null, intent, null, finishedReceiver, 9326 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9327 null, finishedReceiver != null, false, id); 9328 } 9329 } catch (RemoteException ex) { 9330 } 9331 } 9332 }); 9333 } 9334 9335 /** 9336 * Check if the external storage media is available. This is true if there 9337 * is a mounted external storage medium or if the external storage is 9338 * emulated. 9339 */ 9340 private boolean isExternalMediaAvailable() { 9341 return mMediaMounted || Environment.isExternalStorageEmulated(); 9342 } 9343 9344 @Override 9345 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9346 // writer 9347 synchronized (mPackages) { 9348 if (!isExternalMediaAvailable()) { 9349 // If the external storage is no longer mounted at this point, 9350 // the caller may not have been able to delete all of this 9351 // packages files and can not delete any more. Bail. 9352 return null; 9353 } 9354 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9355 if (lastPackage != null) { 9356 pkgs.remove(lastPackage); 9357 } 9358 if (pkgs.size() > 0) { 9359 return pkgs.get(0); 9360 } 9361 } 9362 return null; 9363 } 9364 9365 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9366 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9367 userId, andCode ? 1 : 0, packageName); 9368 if (mSystemReady) { 9369 msg.sendToTarget(); 9370 } else { 9371 if (mPostSystemReadyMessages == null) { 9372 mPostSystemReadyMessages = new ArrayList<>(); 9373 } 9374 mPostSystemReadyMessages.add(msg); 9375 } 9376 } 9377 9378 void startCleaningPackages() { 9379 // reader 9380 synchronized (mPackages) { 9381 if (!isExternalMediaAvailable()) { 9382 return; 9383 } 9384 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9385 return; 9386 } 9387 } 9388 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9389 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9390 IActivityManager am = ActivityManagerNative.getDefault(); 9391 if (am != null) { 9392 try { 9393 am.startService(null, intent, null, mContext.getOpPackageName(), 9394 UserHandle.USER_OWNER); 9395 } catch (RemoteException e) { 9396 } 9397 } 9398 } 9399 9400 @Override 9401 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9402 int installFlags, String installerPackageName, VerificationParams verificationParams, 9403 String packageAbiOverride) { 9404 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9405 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9406 } 9407 9408 @Override 9409 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9410 int installFlags, String installerPackageName, VerificationParams verificationParams, 9411 String packageAbiOverride, int userId) { 9412 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9413 9414 final int callingUid = Binder.getCallingUid(); 9415 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9416 9417 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9418 try { 9419 if (observer != null) { 9420 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9421 } 9422 } catch (RemoteException re) { 9423 } 9424 return; 9425 } 9426 9427 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9428 installFlags |= PackageManager.INSTALL_FROM_ADB; 9429 9430 } else { 9431 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9432 // about installerPackageName. 9433 9434 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9435 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9436 } 9437 9438 UserHandle user; 9439 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9440 user = UserHandle.ALL; 9441 } else { 9442 user = new UserHandle(userId); 9443 } 9444 9445 // Only system components can circumvent runtime permissions when installing. 9446 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9447 && mContext.checkCallingOrSelfPermission(Manifest.permission 9448 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9449 throw new SecurityException("You need the " 9450 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9451 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9452 } 9453 9454 verificationParams.setInstallerUid(callingUid); 9455 9456 final File originFile = new File(originPath); 9457 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9458 9459 final Message msg = mHandler.obtainMessage(INIT_COPY); 9460 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9461 null, verificationParams, user, packageAbiOverride); 9462 mHandler.sendMessage(msg); 9463 } 9464 9465 void installStage(String packageName, File stagedDir, String stagedCid, 9466 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9467 String installerPackageName, int installerUid, UserHandle user) { 9468 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9469 params.referrerUri, installerUid, null); 9470 verifParams.setInstallerUid(installerUid); 9471 9472 final OriginInfo origin; 9473 if (stagedDir != null) { 9474 origin = OriginInfo.fromStagedFile(stagedDir); 9475 } else { 9476 origin = OriginInfo.fromStagedContainer(stagedCid); 9477 } 9478 9479 final Message msg = mHandler.obtainMessage(INIT_COPY); 9480 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9481 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9482 mHandler.sendMessage(msg); 9483 } 9484 9485 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9486 Bundle extras = new Bundle(1); 9487 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9488 9489 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9490 packageName, extras, null, null, new int[] {userId}); 9491 try { 9492 IActivityManager am = ActivityManagerNative.getDefault(); 9493 final boolean isSystem = 9494 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9495 if (isSystem && am.isUserRunning(userId, false)) { 9496 // The just-installed/enabled app is bundled on the system, so presumed 9497 // to be able to run automatically without needing an explicit launch. 9498 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9499 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9500 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9501 .setPackage(packageName); 9502 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9503 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9504 } 9505 } catch (RemoteException e) { 9506 // shouldn't happen 9507 Slog.w(TAG, "Unable to bootstrap installed package", e); 9508 } 9509 } 9510 9511 @Override 9512 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9513 int userId) { 9514 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9515 PackageSetting pkgSetting; 9516 final int uid = Binder.getCallingUid(); 9517 enforceCrossUserPermission(uid, userId, true, true, 9518 "setApplicationHiddenSetting for user " + userId); 9519 9520 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9521 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9522 return false; 9523 } 9524 9525 long callingId = Binder.clearCallingIdentity(); 9526 try { 9527 boolean sendAdded = false; 9528 boolean sendRemoved = false; 9529 // writer 9530 synchronized (mPackages) { 9531 pkgSetting = mSettings.mPackages.get(packageName); 9532 if (pkgSetting == null) { 9533 return false; 9534 } 9535 if (pkgSetting.getHidden(userId) != hidden) { 9536 pkgSetting.setHidden(hidden, userId); 9537 mSettings.writePackageRestrictionsLPr(userId); 9538 if (hidden) { 9539 sendRemoved = true; 9540 } else { 9541 sendAdded = true; 9542 } 9543 } 9544 } 9545 if (sendAdded) { 9546 sendPackageAddedForUser(packageName, pkgSetting, userId); 9547 return true; 9548 } 9549 if (sendRemoved) { 9550 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9551 "hiding pkg"); 9552 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9553 } 9554 } finally { 9555 Binder.restoreCallingIdentity(callingId); 9556 } 9557 return false; 9558 } 9559 9560 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9561 int userId) { 9562 final PackageRemovedInfo info = new PackageRemovedInfo(); 9563 info.removedPackage = packageName; 9564 info.removedUsers = new int[] {userId}; 9565 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9566 info.sendBroadcast(false, false, false); 9567 } 9568 9569 /** 9570 * Returns true if application is not found or there was an error. Otherwise it returns 9571 * the hidden state of the package for the given user. 9572 */ 9573 @Override 9574 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9575 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9576 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9577 false, "getApplicationHidden for user " + userId); 9578 PackageSetting pkgSetting; 9579 long callingId = Binder.clearCallingIdentity(); 9580 try { 9581 // writer 9582 synchronized (mPackages) { 9583 pkgSetting = mSettings.mPackages.get(packageName); 9584 if (pkgSetting == null) { 9585 return true; 9586 } 9587 return pkgSetting.getHidden(userId); 9588 } 9589 } finally { 9590 Binder.restoreCallingIdentity(callingId); 9591 } 9592 } 9593 9594 /** 9595 * @hide 9596 */ 9597 @Override 9598 public int installExistingPackageAsUser(String packageName, int userId) { 9599 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9600 null); 9601 PackageSetting pkgSetting; 9602 final int uid = Binder.getCallingUid(); 9603 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9604 + userId); 9605 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9606 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9607 } 9608 9609 long callingId = Binder.clearCallingIdentity(); 9610 try { 9611 boolean sendAdded = false; 9612 9613 // writer 9614 synchronized (mPackages) { 9615 pkgSetting = mSettings.mPackages.get(packageName); 9616 if (pkgSetting == null) { 9617 return PackageManager.INSTALL_FAILED_INVALID_URI; 9618 } 9619 if (!pkgSetting.getInstalled(userId)) { 9620 pkgSetting.setInstalled(true, userId); 9621 pkgSetting.setHidden(false, userId); 9622 mSettings.writePackageRestrictionsLPr(userId); 9623 sendAdded = true; 9624 } 9625 } 9626 9627 if (sendAdded) { 9628 sendPackageAddedForUser(packageName, pkgSetting, userId); 9629 } 9630 } finally { 9631 Binder.restoreCallingIdentity(callingId); 9632 } 9633 9634 return PackageManager.INSTALL_SUCCEEDED; 9635 } 9636 9637 boolean isUserRestricted(int userId, String restrictionKey) { 9638 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9639 if (restrictions.getBoolean(restrictionKey, false)) { 9640 Log.w(TAG, "User is restricted: " + restrictionKey); 9641 return true; 9642 } 9643 return false; 9644 } 9645 9646 @Override 9647 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9648 mContext.enforceCallingOrSelfPermission( 9649 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9650 "Only package verification agents can verify applications"); 9651 9652 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9653 final PackageVerificationResponse response = new PackageVerificationResponse( 9654 verificationCode, Binder.getCallingUid()); 9655 msg.arg1 = id; 9656 msg.obj = response; 9657 mHandler.sendMessage(msg); 9658 } 9659 9660 @Override 9661 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9662 long millisecondsToDelay) { 9663 mContext.enforceCallingOrSelfPermission( 9664 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9665 "Only package verification agents can extend verification timeouts"); 9666 9667 final PackageVerificationState state = mPendingVerification.get(id); 9668 final PackageVerificationResponse response = new PackageVerificationResponse( 9669 verificationCodeAtTimeout, Binder.getCallingUid()); 9670 9671 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9672 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9673 } 9674 if (millisecondsToDelay < 0) { 9675 millisecondsToDelay = 0; 9676 } 9677 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9678 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9679 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9680 } 9681 9682 if ((state != null) && !state.timeoutExtended()) { 9683 state.extendTimeout(); 9684 9685 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9686 msg.arg1 = id; 9687 msg.obj = response; 9688 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9689 } 9690 } 9691 9692 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9693 int verificationCode, UserHandle user) { 9694 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9695 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9696 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9697 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9698 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9699 9700 mContext.sendBroadcastAsUser(intent, user, 9701 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9702 } 9703 9704 private ComponentName matchComponentForVerifier(String packageName, 9705 List<ResolveInfo> receivers) { 9706 ActivityInfo targetReceiver = null; 9707 9708 final int NR = receivers.size(); 9709 for (int i = 0; i < NR; i++) { 9710 final ResolveInfo info = receivers.get(i); 9711 if (info.activityInfo == null) { 9712 continue; 9713 } 9714 9715 if (packageName.equals(info.activityInfo.packageName)) { 9716 targetReceiver = info.activityInfo; 9717 break; 9718 } 9719 } 9720 9721 if (targetReceiver == null) { 9722 return null; 9723 } 9724 9725 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9726 } 9727 9728 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9729 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9730 if (pkgInfo.verifiers.length == 0) { 9731 return null; 9732 } 9733 9734 final int N = pkgInfo.verifiers.length; 9735 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9736 for (int i = 0; i < N; i++) { 9737 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9738 9739 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9740 receivers); 9741 if (comp == null) { 9742 continue; 9743 } 9744 9745 final int verifierUid = getUidForVerifier(verifierInfo); 9746 if (verifierUid == -1) { 9747 continue; 9748 } 9749 9750 if (DEBUG_VERIFY) { 9751 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9752 + " with the correct signature"); 9753 } 9754 sufficientVerifiers.add(comp); 9755 verificationState.addSufficientVerifier(verifierUid); 9756 } 9757 9758 return sufficientVerifiers; 9759 } 9760 9761 private int getUidForVerifier(VerifierInfo verifierInfo) { 9762 synchronized (mPackages) { 9763 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9764 if (pkg == null) { 9765 return -1; 9766 } else if (pkg.mSignatures.length != 1) { 9767 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9768 + " has more than one signature; ignoring"); 9769 return -1; 9770 } 9771 9772 /* 9773 * If the public key of the package's signature does not match 9774 * our expected public key, then this is a different package and 9775 * we should skip. 9776 */ 9777 9778 final byte[] expectedPublicKey; 9779 try { 9780 final Signature verifierSig = pkg.mSignatures[0]; 9781 final PublicKey publicKey = verifierSig.getPublicKey(); 9782 expectedPublicKey = publicKey.getEncoded(); 9783 } catch (CertificateException e) { 9784 return -1; 9785 } 9786 9787 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9788 9789 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9790 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9791 + " does not have the expected public key; ignoring"); 9792 return -1; 9793 } 9794 9795 return pkg.applicationInfo.uid; 9796 } 9797 } 9798 9799 @Override 9800 public void finishPackageInstall(int token) { 9801 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9802 9803 if (DEBUG_INSTALL) { 9804 Slog.v(TAG, "BM finishing package install for " + token); 9805 } 9806 9807 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9808 mHandler.sendMessage(msg); 9809 } 9810 9811 /** 9812 * Get the verification agent timeout. 9813 * 9814 * @return verification timeout in milliseconds 9815 */ 9816 private long getVerificationTimeout() { 9817 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9818 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9819 DEFAULT_VERIFICATION_TIMEOUT); 9820 } 9821 9822 /** 9823 * Get the default verification agent response code. 9824 * 9825 * @return default verification response code 9826 */ 9827 private int getDefaultVerificationResponse() { 9828 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9829 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9830 DEFAULT_VERIFICATION_RESPONSE); 9831 } 9832 9833 /** 9834 * Check whether or not package verification has been enabled. 9835 * 9836 * @return true if verification should be performed 9837 */ 9838 private boolean isVerificationEnabled(int userId, int installFlags) { 9839 if (!DEFAULT_VERIFY_ENABLE) { 9840 return false; 9841 } 9842 9843 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9844 9845 // Check if installing from ADB 9846 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9847 // Do not run verification in a test harness environment 9848 if (ActivityManager.isRunningInTestHarness()) { 9849 return false; 9850 } 9851 if (ensureVerifyAppsEnabled) { 9852 return true; 9853 } 9854 // Check if the developer does not want package verification for ADB installs 9855 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9856 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9857 return false; 9858 } 9859 } 9860 9861 if (ensureVerifyAppsEnabled) { 9862 return true; 9863 } 9864 9865 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9866 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9867 } 9868 9869 @Override 9870 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9871 throws RemoteException { 9872 mContext.enforceCallingOrSelfPermission( 9873 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9874 "Only intentfilter verification agents can verify applications"); 9875 9876 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9877 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9878 Binder.getCallingUid(), verificationCode, failedDomains); 9879 msg.arg1 = id; 9880 msg.obj = response; 9881 mHandler.sendMessage(msg); 9882 } 9883 9884 @Override 9885 public int getIntentVerificationStatus(String packageName, int userId) { 9886 synchronized (mPackages) { 9887 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9888 } 9889 } 9890 9891 @Override 9892 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9893 mContext.enforceCallingOrSelfPermission( 9894 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9895 9896 boolean result = false; 9897 synchronized (mPackages) { 9898 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9899 } 9900 if (result) { 9901 scheduleWritePackageRestrictionsLocked(userId); 9902 } 9903 return result; 9904 } 9905 9906 @Override 9907 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9908 synchronized (mPackages) { 9909 return mSettings.getIntentFilterVerificationsLPr(packageName); 9910 } 9911 } 9912 9913 @Override 9914 public List<IntentFilter> getAllIntentFilters(String packageName) { 9915 if (TextUtils.isEmpty(packageName)) { 9916 return Collections.<IntentFilter>emptyList(); 9917 } 9918 synchronized (mPackages) { 9919 PackageParser.Package pkg = mPackages.get(packageName); 9920 if (pkg == null || pkg.activities == null) { 9921 return Collections.<IntentFilter>emptyList(); 9922 } 9923 final int count = pkg.activities.size(); 9924 ArrayList<IntentFilter> result = new ArrayList<>(); 9925 for (int n=0; n<count; n++) { 9926 PackageParser.Activity activity = pkg.activities.get(n); 9927 if (activity.intents != null || activity.intents.size() > 0) { 9928 result.addAll(activity.intents); 9929 } 9930 } 9931 return result; 9932 } 9933 } 9934 9935 @Override 9936 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9937 mContext.enforceCallingOrSelfPermission( 9938 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9939 9940 synchronized (mPackages) { 9941 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9942 if (packageName != null) { 9943 result |= updateIntentVerificationStatus(packageName, 9944 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9945 UserHandle.myUserId()); 9946 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9947 packageName, userId); 9948 } 9949 return result; 9950 } 9951 } 9952 9953 @Override 9954 public String getDefaultBrowserPackageName(int userId) { 9955 synchronized (mPackages) { 9956 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9957 } 9958 } 9959 9960 /** 9961 * Get the "allow unknown sources" setting. 9962 * 9963 * @return the current "allow unknown sources" setting 9964 */ 9965 private int getUnknownSourcesSettings() { 9966 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9967 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9968 -1); 9969 } 9970 9971 @Override 9972 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9973 final int uid = Binder.getCallingUid(); 9974 // writer 9975 synchronized (mPackages) { 9976 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9977 if (targetPackageSetting == null) { 9978 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9979 } 9980 9981 PackageSetting installerPackageSetting; 9982 if (installerPackageName != null) { 9983 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9984 if (installerPackageSetting == null) { 9985 throw new IllegalArgumentException("Unknown installer package: " 9986 + installerPackageName); 9987 } 9988 } else { 9989 installerPackageSetting = null; 9990 } 9991 9992 Signature[] callerSignature; 9993 Object obj = mSettings.getUserIdLPr(uid); 9994 if (obj != null) { 9995 if (obj instanceof SharedUserSetting) { 9996 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9997 } else if (obj instanceof PackageSetting) { 9998 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9999 } else { 10000 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10001 } 10002 } else { 10003 throw new SecurityException("Unknown calling uid " + uid); 10004 } 10005 10006 // Verify: can't set installerPackageName to a package that is 10007 // not signed with the same cert as the caller. 10008 if (installerPackageSetting != null) { 10009 if (compareSignatures(callerSignature, 10010 installerPackageSetting.signatures.mSignatures) 10011 != PackageManager.SIGNATURE_MATCH) { 10012 throw new SecurityException( 10013 "Caller does not have same cert as new installer package " 10014 + installerPackageName); 10015 } 10016 } 10017 10018 // Verify: if target already has an installer package, it must 10019 // be signed with the same cert as the caller. 10020 if (targetPackageSetting.installerPackageName != null) { 10021 PackageSetting setting = mSettings.mPackages.get( 10022 targetPackageSetting.installerPackageName); 10023 // If the currently set package isn't valid, then it's always 10024 // okay to change it. 10025 if (setting != null) { 10026 if (compareSignatures(callerSignature, 10027 setting.signatures.mSignatures) 10028 != PackageManager.SIGNATURE_MATCH) { 10029 throw new SecurityException( 10030 "Caller does not have same cert as old installer package " 10031 + targetPackageSetting.installerPackageName); 10032 } 10033 } 10034 } 10035 10036 // Okay! 10037 targetPackageSetting.installerPackageName = installerPackageName; 10038 scheduleWriteSettingsLocked(); 10039 } 10040 } 10041 10042 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10043 // Queue up an async operation since the package installation may take a little while. 10044 mHandler.post(new Runnable() { 10045 public void run() { 10046 mHandler.removeCallbacks(this); 10047 // Result object to be returned 10048 PackageInstalledInfo res = new PackageInstalledInfo(); 10049 res.returnCode = currentStatus; 10050 res.uid = -1; 10051 res.pkg = null; 10052 res.removedInfo = new PackageRemovedInfo(); 10053 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10054 args.doPreInstall(res.returnCode); 10055 synchronized (mInstallLock) { 10056 installPackageLI(args, res); 10057 } 10058 args.doPostInstall(res.returnCode, res.uid); 10059 } 10060 10061 // A restore should be performed at this point if (a) the install 10062 // succeeded, (b) the operation is not an update, and (c) the new 10063 // package has not opted out of backup participation. 10064 final boolean update = res.removedInfo.removedPackage != null; 10065 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10066 boolean doRestore = !update 10067 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10068 10069 // Set up the post-install work request bookkeeping. This will be used 10070 // and cleaned up by the post-install event handling regardless of whether 10071 // there's a restore pass performed. Token values are >= 1. 10072 int token; 10073 if (mNextInstallToken < 0) mNextInstallToken = 1; 10074 token = mNextInstallToken++; 10075 10076 PostInstallData data = new PostInstallData(args, res); 10077 mRunningInstalls.put(token, data); 10078 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10079 10080 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10081 // Pass responsibility to the Backup Manager. It will perform a 10082 // restore if appropriate, then pass responsibility back to the 10083 // Package Manager to run the post-install observer callbacks 10084 // and broadcasts. 10085 IBackupManager bm = IBackupManager.Stub.asInterface( 10086 ServiceManager.getService(Context.BACKUP_SERVICE)); 10087 if (bm != null) { 10088 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10089 + " to BM for possible restore"); 10090 try { 10091 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10092 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10093 } else { 10094 doRestore = false; 10095 } 10096 } catch (RemoteException e) { 10097 // can't happen; the backup manager is local 10098 } catch (Exception e) { 10099 Slog.e(TAG, "Exception trying to enqueue restore", e); 10100 doRestore = false; 10101 } 10102 } else { 10103 Slog.e(TAG, "Backup Manager not found!"); 10104 doRestore = false; 10105 } 10106 } 10107 10108 if (!doRestore) { 10109 // No restore possible, or the Backup Manager was mysteriously not 10110 // available -- just fire the post-install work request directly. 10111 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10112 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10113 mHandler.sendMessage(msg); 10114 } 10115 } 10116 }); 10117 } 10118 10119 private abstract class HandlerParams { 10120 private static final int MAX_RETRIES = 4; 10121 10122 /** 10123 * Number of times startCopy() has been attempted and had a non-fatal 10124 * error. 10125 */ 10126 private int mRetries = 0; 10127 10128 /** User handle for the user requesting the information or installation. */ 10129 private final UserHandle mUser; 10130 10131 HandlerParams(UserHandle user) { 10132 mUser = user; 10133 } 10134 10135 UserHandle getUser() { 10136 return mUser; 10137 } 10138 10139 final boolean startCopy() { 10140 boolean res; 10141 try { 10142 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10143 10144 if (++mRetries > MAX_RETRIES) { 10145 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10146 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10147 handleServiceError(); 10148 return false; 10149 } else { 10150 handleStartCopy(); 10151 res = true; 10152 } 10153 } catch (RemoteException e) { 10154 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10155 mHandler.sendEmptyMessage(MCS_RECONNECT); 10156 res = false; 10157 } 10158 handleReturnCode(); 10159 return res; 10160 } 10161 10162 final void serviceError() { 10163 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10164 handleServiceError(); 10165 handleReturnCode(); 10166 } 10167 10168 abstract void handleStartCopy() throws RemoteException; 10169 abstract void handleServiceError(); 10170 abstract void handleReturnCode(); 10171 } 10172 10173 class MeasureParams extends HandlerParams { 10174 private final PackageStats mStats; 10175 private boolean mSuccess; 10176 10177 private final IPackageStatsObserver mObserver; 10178 10179 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10180 super(new UserHandle(stats.userHandle)); 10181 mObserver = observer; 10182 mStats = stats; 10183 } 10184 10185 @Override 10186 public String toString() { 10187 return "MeasureParams{" 10188 + Integer.toHexString(System.identityHashCode(this)) 10189 + " " + mStats.packageName + "}"; 10190 } 10191 10192 @Override 10193 void handleStartCopy() throws RemoteException { 10194 synchronized (mInstallLock) { 10195 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10196 } 10197 10198 if (mSuccess) { 10199 final boolean mounted; 10200 if (Environment.isExternalStorageEmulated()) { 10201 mounted = true; 10202 } else { 10203 final String status = Environment.getExternalStorageState(); 10204 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10205 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10206 } 10207 10208 if (mounted) { 10209 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10210 10211 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10212 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10213 10214 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10215 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10216 10217 // Always subtract cache size, since it's a subdirectory 10218 mStats.externalDataSize -= mStats.externalCacheSize; 10219 10220 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10221 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10222 10223 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10224 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10225 } 10226 } 10227 } 10228 10229 @Override 10230 void handleReturnCode() { 10231 if (mObserver != null) { 10232 try { 10233 mObserver.onGetStatsCompleted(mStats, mSuccess); 10234 } catch (RemoteException e) { 10235 Slog.i(TAG, "Observer no longer exists."); 10236 } 10237 } 10238 } 10239 10240 @Override 10241 void handleServiceError() { 10242 Slog.e(TAG, "Could not measure application " + mStats.packageName 10243 + " external storage"); 10244 } 10245 } 10246 10247 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10248 throws RemoteException { 10249 long result = 0; 10250 for (File path : paths) { 10251 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10252 } 10253 return result; 10254 } 10255 10256 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10257 for (File path : paths) { 10258 try { 10259 mcs.clearDirectory(path.getAbsolutePath()); 10260 } catch (RemoteException e) { 10261 } 10262 } 10263 } 10264 10265 static class OriginInfo { 10266 /** 10267 * Location where install is coming from, before it has been 10268 * copied/renamed into place. This could be a single monolithic APK 10269 * file, or a cluster directory. This location may be untrusted. 10270 */ 10271 final File file; 10272 final String cid; 10273 10274 /** 10275 * Flag indicating that {@link #file} or {@link #cid} has already been 10276 * staged, meaning downstream users don't need to defensively copy the 10277 * contents. 10278 */ 10279 final boolean staged; 10280 10281 /** 10282 * Flag indicating that {@link #file} or {@link #cid} is an already 10283 * installed app that is being moved. 10284 */ 10285 final boolean existing; 10286 10287 final String resolvedPath; 10288 final File resolvedFile; 10289 10290 static OriginInfo fromNothing() { 10291 return new OriginInfo(null, null, false, false); 10292 } 10293 10294 static OriginInfo fromUntrustedFile(File file) { 10295 return new OriginInfo(file, null, false, false); 10296 } 10297 10298 static OriginInfo fromExistingFile(File file) { 10299 return new OriginInfo(file, null, false, true); 10300 } 10301 10302 static OriginInfo fromStagedFile(File file) { 10303 return new OriginInfo(file, null, true, false); 10304 } 10305 10306 static OriginInfo fromStagedContainer(String cid) { 10307 return new OriginInfo(null, cid, true, false); 10308 } 10309 10310 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10311 this.file = file; 10312 this.cid = cid; 10313 this.staged = staged; 10314 this.existing = existing; 10315 10316 if (cid != null) { 10317 resolvedPath = PackageHelper.getSdDir(cid); 10318 resolvedFile = new File(resolvedPath); 10319 } else if (file != null) { 10320 resolvedPath = file.getAbsolutePath(); 10321 resolvedFile = file; 10322 } else { 10323 resolvedPath = null; 10324 resolvedFile = null; 10325 } 10326 } 10327 } 10328 10329 class MoveInfo { 10330 final int moveId; 10331 final String fromUuid; 10332 final String toUuid; 10333 final String packageName; 10334 final String dataAppName; 10335 final int appId; 10336 final String seinfo; 10337 10338 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10339 String dataAppName, int appId, String seinfo) { 10340 this.moveId = moveId; 10341 this.fromUuid = fromUuid; 10342 this.toUuid = toUuid; 10343 this.packageName = packageName; 10344 this.dataAppName = dataAppName; 10345 this.appId = appId; 10346 this.seinfo = seinfo; 10347 } 10348 } 10349 10350 class InstallParams extends HandlerParams { 10351 final OriginInfo origin; 10352 final MoveInfo move; 10353 final IPackageInstallObserver2 observer; 10354 int installFlags; 10355 final String installerPackageName; 10356 final String volumeUuid; 10357 final VerificationParams verificationParams; 10358 private InstallArgs mArgs; 10359 private int mRet; 10360 final String packageAbiOverride; 10361 10362 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10363 int installFlags, String installerPackageName, String volumeUuid, 10364 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10365 super(user); 10366 this.origin = origin; 10367 this.move = move; 10368 this.observer = observer; 10369 this.installFlags = installFlags; 10370 this.installerPackageName = installerPackageName; 10371 this.volumeUuid = volumeUuid; 10372 this.verificationParams = verificationParams; 10373 this.packageAbiOverride = packageAbiOverride; 10374 } 10375 10376 @Override 10377 public String toString() { 10378 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10379 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10380 } 10381 10382 public ManifestDigest getManifestDigest() { 10383 if (verificationParams == null) { 10384 return null; 10385 } 10386 return verificationParams.getManifestDigest(); 10387 } 10388 10389 private int installLocationPolicy(PackageInfoLite pkgLite) { 10390 String packageName = pkgLite.packageName; 10391 int installLocation = pkgLite.installLocation; 10392 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10393 // reader 10394 synchronized (mPackages) { 10395 PackageParser.Package pkg = mPackages.get(packageName); 10396 if (pkg != null) { 10397 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10398 // Check for downgrading. 10399 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10400 try { 10401 checkDowngrade(pkg, pkgLite); 10402 } catch (PackageManagerException e) { 10403 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10404 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10405 } 10406 } 10407 // Check for updated system application. 10408 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10409 if (onSd) { 10410 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10411 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10412 } 10413 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10414 } else { 10415 if (onSd) { 10416 // Install flag overrides everything. 10417 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10418 } 10419 // If current upgrade specifies particular preference 10420 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10421 // Application explicitly specified internal. 10422 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10423 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10424 // App explictly prefers external. Let policy decide 10425 } else { 10426 // Prefer previous location 10427 if (isExternal(pkg)) { 10428 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10429 } 10430 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10431 } 10432 } 10433 } else { 10434 // Invalid install. Return error code 10435 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10436 } 10437 } 10438 } 10439 // All the special cases have been taken care of. 10440 // Return result based on recommended install location. 10441 if (onSd) { 10442 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10443 } 10444 return pkgLite.recommendedInstallLocation; 10445 } 10446 10447 /* 10448 * Invoke remote method to get package information and install 10449 * location values. Override install location based on default 10450 * policy if needed and then create install arguments based 10451 * on the install location. 10452 */ 10453 public void handleStartCopy() throws RemoteException { 10454 int ret = PackageManager.INSTALL_SUCCEEDED; 10455 10456 // If we're already staged, we've firmly committed to an install location 10457 if (origin.staged) { 10458 if (origin.file != null) { 10459 installFlags |= PackageManager.INSTALL_INTERNAL; 10460 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10461 } else if (origin.cid != null) { 10462 installFlags |= PackageManager.INSTALL_EXTERNAL; 10463 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10464 } else { 10465 throw new IllegalStateException("Invalid stage location"); 10466 } 10467 } 10468 10469 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10470 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10471 10472 PackageInfoLite pkgLite = null; 10473 10474 if (onInt && onSd) { 10475 // Check if both bits are set. 10476 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10477 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10478 } else { 10479 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10480 packageAbiOverride); 10481 10482 /* 10483 * If we have too little free space, try to free cache 10484 * before giving up. 10485 */ 10486 if (!origin.staged && pkgLite.recommendedInstallLocation 10487 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10488 // TODO: focus freeing disk space on the target device 10489 final StorageManager storage = StorageManager.from(mContext); 10490 final long lowThreshold = storage.getStorageLowBytes( 10491 Environment.getDataDirectory()); 10492 10493 final long sizeBytes = mContainerService.calculateInstalledSize( 10494 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10495 10496 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10497 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10498 installFlags, packageAbiOverride); 10499 } 10500 10501 /* 10502 * The cache free must have deleted the file we 10503 * downloaded to install. 10504 * 10505 * TODO: fix the "freeCache" call to not delete 10506 * the file we care about. 10507 */ 10508 if (pkgLite.recommendedInstallLocation 10509 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10510 pkgLite.recommendedInstallLocation 10511 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10512 } 10513 } 10514 } 10515 10516 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10517 int loc = pkgLite.recommendedInstallLocation; 10518 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10519 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10520 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10521 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10522 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10523 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10524 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10525 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10526 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10527 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10528 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10529 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10530 } else { 10531 // Override with defaults if needed. 10532 loc = installLocationPolicy(pkgLite); 10533 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10534 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10535 } else if (!onSd && !onInt) { 10536 // Override install location with flags 10537 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10538 // Set the flag to install on external media. 10539 installFlags |= PackageManager.INSTALL_EXTERNAL; 10540 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10541 } else { 10542 // Make sure the flag for installing on external 10543 // media is unset 10544 installFlags |= PackageManager.INSTALL_INTERNAL; 10545 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10546 } 10547 } 10548 } 10549 } 10550 10551 final InstallArgs args = createInstallArgs(this); 10552 mArgs = args; 10553 10554 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10555 /* 10556 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10557 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10558 */ 10559 int userIdentifier = getUser().getIdentifier(); 10560 if (userIdentifier == UserHandle.USER_ALL 10561 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10562 userIdentifier = UserHandle.USER_OWNER; 10563 } 10564 10565 /* 10566 * Determine if we have any installed package verifiers. If we 10567 * do, then we'll defer to them to verify the packages. 10568 */ 10569 final int requiredUid = mRequiredVerifierPackage == null ? -1 10570 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10571 if (!origin.existing && requiredUid != -1 10572 && isVerificationEnabled(userIdentifier, installFlags)) { 10573 final Intent verification = new Intent( 10574 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10575 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10576 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10577 PACKAGE_MIME_TYPE); 10578 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10579 10580 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10581 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10582 0 /* TODO: Which userId? */); 10583 10584 if (DEBUG_VERIFY) { 10585 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10586 + verification.toString() + " with " + pkgLite.verifiers.length 10587 + " optional verifiers"); 10588 } 10589 10590 final int verificationId = mPendingVerificationToken++; 10591 10592 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10593 10594 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10595 installerPackageName); 10596 10597 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10598 installFlags); 10599 10600 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10601 pkgLite.packageName); 10602 10603 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10604 pkgLite.versionCode); 10605 10606 if (verificationParams != null) { 10607 if (verificationParams.getVerificationURI() != null) { 10608 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10609 verificationParams.getVerificationURI()); 10610 } 10611 if (verificationParams.getOriginatingURI() != null) { 10612 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10613 verificationParams.getOriginatingURI()); 10614 } 10615 if (verificationParams.getReferrer() != null) { 10616 verification.putExtra(Intent.EXTRA_REFERRER, 10617 verificationParams.getReferrer()); 10618 } 10619 if (verificationParams.getOriginatingUid() >= 0) { 10620 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10621 verificationParams.getOriginatingUid()); 10622 } 10623 if (verificationParams.getInstallerUid() >= 0) { 10624 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10625 verificationParams.getInstallerUid()); 10626 } 10627 } 10628 10629 final PackageVerificationState verificationState = new PackageVerificationState( 10630 requiredUid, args); 10631 10632 mPendingVerification.append(verificationId, verificationState); 10633 10634 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10635 receivers, verificationState); 10636 10637 /* 10638 * If any sufficient verifiers were listed in the package 10639 * manifest, attempt to ask them. 10640 */ 10641 if (sufficientVerifiers != null) { 10642 final int N = sufficientVerifiers.size(); 10643 if (N == 0) { 10644 Slog.i(TAG, "Additional verifiers required, but none installed."); 10645 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10646 } else { 10647 for (int i = 0; i < N; i++) { 10648 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10649 10650 final Intent sufficientIntent = new Intent(verification); 10651 sufficientIntent.setComponent(verifierComponent); 10652 10653 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10654 } 10655 } 10656 } 10657 10658 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10659 mRequiredVerifierPackage, receivers); 10660 if (ret == PackageManager.INSTALL_SUCCEEDED 10661 && mRequiredVerifierPackage != null) { 10662 /* 10663 * Send the intent to the required verification agent, 10664 * but only start the verification timeout after the 10665 * target BroadcastReceivers have run. 10666 */ 10667 verification.setComponent(requiredVerifierComponent); 10668 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10669 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10670 new BroadcastReceiver() { 10671 @Override 10672 public void onReceive(Context context, Intent intent) { 10673 final Message msg = mHandler 10674 .obtainMessage(CHECK_PENDING_VERIFICATION); 10675 msg.arg1 = verificationId; 10676 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10677 } 10678 }, null, 0, null, null); 10679 10680 /* 10681 * We don't want the copy to proceed until verification 10682 * succeeds, so null out this field. 10683 */ 10684 mArgs = null; 10685 } 10686 } else { 10687 /* 10688 * No package verification is enabled, so immediately start 10689 * the remote call to initiate copy using temporary file. 10690 */ 10691 ret = args.copyApk(mContainerService, true); 10692 } 10693 } 10694 10695 mRet = ret; 10696 } 10697 10698 @Override 10699 void handleReturnCode() { 10700 // If mArgs is null, then MCS couldn't be reached. When it 10701 // reconnects, it will try again to install. At that point, this 10702 // will succeed. 10703 if (mArgs != null) { 10704 processPendingInstall(mArgs, mRet); 10705 } 10706 } 10707 10708 @Override 10709 void handleServiceError() { 10710 mArgs = createInstallArgs(this); 10711 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10712 } 10713 10714 public boolean isForwardLocked() { 10715 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10716 } 10717 } 10718 10719 /** 10720 * Used during creation of InstallArgs 10721 * 10722 * @param installFlags package installation flags 10723 * @return true if should be installed on external storage 10724 */ 10725 private static boolean installOnExternalAsec(int installFlags) { 10726 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10727 return false; 10728 } 10729 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10730 return true; 10731 } 10732 return false; 10733 } 10734 10735 /** 10736 * Used during creation of InstallArgs 10737 * 10738 * @param installFlags package installation flags 10739 * @return true if should be installed as forward locked 10740 */ 10741 private static boolean installForwardLocked(int installFlags) { 10742 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10743 } 10744 10745 private InstallArgs createInstallArgs(InstallParams params) { 10746 if (params.move != null) { 10747 return new MoveInstallArgs(params); 10748 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10749 return new AsecInstallArgs(params); 10750 } else { 10751 return new FileInstallArgs(params); 10752 } 10753 } 10754 10755 /** 10756 * Create args that describe an existing installed package. Typically used 10757 * when cleaning up old installs, or used as a move source. 10758 */ 10759 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10760 String resourcePath, String[] instructionSets) { 10761 final boolean isInAsec; 10762 if (installOnExternalAsec(installFlags)) { 10763 /* Apps on SD card are always in ASEC containers. */ 10764 isInAsec = true; 10765 } else if (installForwardLocked(installFlags) 10766 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10767 /* 10768 * Forward-locked apps are only in ASEC containers if they're the 10769 * new style 10770 */ 10771 isInAsec = true; 10772 } else { 10773 isInAsec = false; 10774 } 10775 10776 if (isInAsec) { 10777 return new AsecInstallArgs(codePath, instructionSets, 10778 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10779 } else { 10780 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10781 } 10782 } 10783 10784 static abstract class InstallArgs { 10785 /** @see InstallParams#origin */ 10786 final OriginInfo origin; 10787 /** @see InstallParams#move */ 10788 final MoveInfo move; 10789 10790 final IPackageInstallObserver2 observer; 10791 // Always refers to PackageManager flags only 10792 final int installFlags; 10793 final String installerPackageName; 10794 final String volumeUuid; 10795 final ManifestDigest manifestDigest; 10796 final UserHandle user; 10797 final String abiOverride; 10798 10799 // The list of instruction sets supported by this app. This is currently 10800 // only used during the rmdex() phase to clean up resources. We can get rid of this 10801 // if we move dex files under the common app path. 10802 /* nullable */ String[] instructionSets; 10803 10804 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10805 int installFlags, String installerPackageName, String volumeUuid, 10806 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10807 String abiOverride) { 10808 this.origin = origin; 10809 this.move = move; 10810 this.installFlags = installFlags; 10811 this.observer = observer; 10812 this.installerPackageName = installerPackageName; 10813 this.volumeUuid = volumeUuid; 10814 this.manifestDigest = manifestDigest; 10815 this.user = user; 10816 this.instructionSets = instructionSets; 10817 this.abiOverride = abiOverride; 10818 } 10819 10820 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10821 abstract int doPreInstall(int status); 10822 10823 /** 10824 * Rename package into final resting place. All paths on the given 10825 * scanned package should be updated to reflect the rename. 10826 */ 10827 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10828 abstract int doPostInstall(int status, int uid); 10829 10830 /** @see PackageSettingBase#codePathString */ 10831 abstract String getCodePath(); 10832 /** @see PackageSettingBase#resourcePathString */ 10833 abstract String getResourcePath(); 10834 10835 // Need installer lock especially for dex file removal. 10836 abstract void cleanUpResourcesLI(); 10837 abstract boolean doPostDeleteLI(boolean delete); 10838 10839 /** 10840 * Called before the source arguments are copied. This is used mostly 10841 * for MoveParams when it needs to read the source file to put it in the 10842 * destination. 10843 */ 10844 int doPreCopy() { 10845 return PackageManager.INSTALL_SUCCEEDED; 10846 } 10847 10848 /** 10849 * Called after the source arguments are copied. This is used mostly for 10850 * MoveParams when it needs to read the source file to put it in the 10851 * destination. 10852 * 10853 * @return 10854 */ 10855 int doPostCopy(int uid) { 10856 return PackageManager.INSTALL_SUCCEEDED; 10857 } 10858 10859 protected boolean isFwdLocked() { 10860 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10861 } 10862 10863 protected boolean isExternalAsec() { 10864 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10865 } 10866 10867 UserHandle getUser() { 10868 return user; 10869 } 10870 } 10871 10872 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10873 if (!allCodePaths.isEmpty()) { 10874 if (instructionSets == null) { 10875 throw new IllegalStateException("instructionSet == null"); 10876 } 10877 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10878 for (String codePath : allCodePaths) { 10879 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10880 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10881 if (retCode < 0) { 10882 Slog.w(TAG, "Couldn't remove dex file for package: " 10883 + " at location " + codePath + ", retcode=" + retCode); 10884 // we don't consider this to be a failure of the core package deletion 10885 } 10886 } 10887 } 10888 } 10889 } 10890 10891 /** 10892 * Logic to handle installation of non-ASEC applications, including copying 10893 * and renaming logic. 10894 */ 10895 class FileInstallArgs extends InstallArgs { 10896 private File codeFile; 10897 private File resourceFile; 10898 10899 // Example topology: 10900 // /data/app/com.example/base.apk 10901 // /data/app/com.example/split_foo.apk 10902 // /data/app/com.example/lib/arm/libfoo.so 10903 // /data/app/com.example/lib/arm64/libfoo.so 10904 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10905 10906 /** New install */ 10907 FileInstallArgs(InstallParams params) { 10908 super(params.origin, params.move, params.observer, params.installFlags, 10909 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10910 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10911 if (isFwdLocked()) { 10912 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10913 } 10914 } 10915 10916 /** Existing install */ 10917 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10918 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10919 null); 10920 this.codeFile = (codePath != null) ? new File(codePath) : null; 10921 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10922 } 10923 10924 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10925 if (origin.staged) { 10926 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10927 codeFile = origin.file; 10928 resourceFile = origin.file; 10929 return PackageManager.INSTALL_SUCCEEDED; 10930 } 10931 10932 try { 10933 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10934 codeFile = tempDir; 10935 resourceFile = tempDir; 10936 } catch (IOException e) { 10937 Slog.w(TAG, "Failed to create copy file: " + e); 10938 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10939 } 10940 10941 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10942 @Override 10943 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10944 if (!FileUtils.isValidExtFilename(name)) { 10945 throw new IllegalArgumentException("Invalid filename: " + name); 10946 } 10947 try { 10948 final File file = new File(codeFile, name); 10949 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10950 O_RDWR | O_CREAT, 0644); 10951 Os.chmod(file.getAbsolutePath(), 0644); 10952 return new ParcelFileDescriptor(fd); 10953 } catch (ErrnoException e) { 10954 throw new RemoteException("Failed to open: " + e.getMessage()); 10955 } 10956 } 10957 }; 10958 10959 int ret = PackageManager.INSTALL_SUCCEEDED; 10960 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10961 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10962 Slog.e(TAG, "Failed to copy package"); 10963 return ret; 10964 } 10965 10966 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10967 NativeLibraryHelper.Handle handle = null; 10968 try { 10969 handle = NativeLibraryHelper.Handle.create(codeFile); 10970 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10971 abiOverride); 10972 } catch (IOException e) { 10973 Slog.e(TAG, "Copying native libraries failed", e); 10974 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10975 } finally { 10976 IoUtils.closeQuietly(handle); 10977 } 10978 10979 return ret; 10980 } 10981 10982 int doPreInstall(int status) { 10983 if (status != PackageManager.INSTALL_SUCCEEDED) { 10984 cleanUp(); 10985 } 10986 return status; 10987 } 10988 10989 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10990 if (status != PackageManager.INSTALL_SUCCEEDED) { 10991 cleanUp(); 10992 return false; 10993 } 10994 10995 final File targetDir = codeFile.getParentFile(); 10996 final File beforeCodeFile = codeFile; 10997 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10998 10999 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11000 try { 11001 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11002 } catch (ErrnoException e) { 11003 Slog.w(TAG, "Failed to rename", e); 11004 return false; 11005 } 11006 11007 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11008 Slog.w(TAG, "Failed to restorecon"); 11009 return false; 11010 } 11011 11012 // Reflect the rename internally 11013 codeFile = afterCodeFile; 11014 resourceFile = afterCodeFile; 11015 11016 // Reflect the rename in scanned details 11017 pkg.codePath = afterCodeFile.getAbsolutePath(); 11018 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11019 pkg.baseCodePath); 11020 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11021 pkg.splitCodePaths); 11022 11023 // Reflect the rename in app info 11024 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11025 pkg.applicationInfo.setCodePath(pkg.codePath); 11026 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11027 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11028 pkg.applicationInfo.setResourcePath(pkg.codePath); 11029 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11030 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11031 11032 return true; 11033 } 11034 11035 int doPostInstall(int status, int uid) { 11036 if (status != PackageManager.INSTALL_SUCCEEDED) { 11037 cleanUp(); 11038 } 11039 return status; 11040 } 11041 11042 @Override 11043 String getCodePath() { 11044 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11045 } 11046 11047 @Override 11048 String getResourcePath() { 11049 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11050 } 11051 11052 private boolean cleanUp() { 11053 if (codeFile == null || !codeFile.exists()) { 11054 return false; 11055 } 11056 11057 if (codeFile.isDirectory()) { 11058 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11059 } else { 11060 codeFile.delete(); 11061 } 11062 11063 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11064 resourceFile.delete(); 11065 } 11066 11067 return true; 11068 } 11069 11070 void cleanUpResourcesLI() { 11071 // Try enumerating all code paths before deleting 11072 List<String> allCodePaths = Collections.EMPTY_LIST; 11073 if (codeFile != null && codeFile.exists()) { 11074 try { 11075 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11076 allCodePaths = pkg.getAllCodePaths(); 11077 } catch (PackageParserException e) { 11078 // Ignored; we tried our best 11079 } 11080 } 11081 11082 cleanUp(); 11083 removeDexFiles(allCodePaths, instructionSets); 11084 } 11085 11086 boolean doPostDeleteLI(boolean delete) { 11087 // XXX err, shouldn't we respect the delete flag? 11088 cleanUpResourcesLI(); 11089 return true; 11090 } 11091 } 11092 11093 private boolean isAsecExternal(String cid) { 11094 final String asecPath = PackageHelper.getSdFilesystem(cid); 11095 return !asecPath.startsWith(mAsecInternalPath); 11096 } 11097 11098 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11099 PackageManagerException { 11100 if (copyRet < 0) { 11101 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11102 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11103 throw new PackageManagerException(copyRet, message); 11104 } 11105 } 11106 } 11107 11108 /** 11109 * Extract the MountService "container ID" from the full code path of an 11110 * .apk. 11111 */ 11112 static String cidFromCodePath(String fullCodePath) { 11113 int eidx = fullCodePath.lastIndexOf("/"); 11114 String subStr1 = fullCodePath.substring(0, eidx); 11115 int sidx = subStr1.lastIndexOf("/"); 11116 return subStr1.substring(sidx+1, eidx); 11117 } 11118 11119 /** 11120 * Logic to handle installation of ASEC applications, including copying and 11121 * renaming logic. 11122 */ 11123 class AsecInstallArgs extends InstallArgs { 11124 static final String RES_FILE_NAME = "pkg.apk"; 11125 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11126 11127 String cid; 11128 String packagePath; 11129 String resourcePath; 11130 11131 /** New install */ 11132 AsecInstallArgs(InstallParams params) { 11133 super(params.origin, params.move, params.observer, params.installFlags, 11134 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11135 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11136 } 11137 11138 /** Existing install */ 11139 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11140 boolean isExternal, boolean isForwardLocked) { 11141 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11142 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11143 instructionSets, null); 11144 // Hackily pretend we're still looking at a full code path 11145 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11146 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11147 } 11148 11149 // Extract cid from fullCodePath 11150 int eidx = fullCodePath.lastIndexOf("/"); 11151 String subStr1 = fullCodePath.substring(0, eidx); 11152 int sidx = subStr1.lastIndexOf("/"); 11153 cid = subStr1.substring(sidx+1, eidx); 11154 setMountPath(subStr1); 11155 } 11156 11157 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11158 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11159 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11160 instructionSets, null); 11161 this.cid = cid; 11162 setMountPath(PackageHelper.getSdDir(cid)); 11163 } 11164 11165 void createCopyFile() { 11166 cid = mInstallerService.allocateExternalStageCidLegacy(); 11167 } 11168 11169 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11170 if (origin.staged) { 11171 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11172 cid = origin.cid; 11173 setMountPath(PackageHelper.getSdDir(cid)); 11174 return PackageManager.INSTALL_SUCCEEDED; 11175 } 11176 11177 if (temp) { 11178 createCopyFile(); 11179 } else { 11180 /* 11181 * Pre-emptively destroy the container since it's destroyed if 11182 * copying fails due to it existing anyway. 11183 */ 11184 PackageHelper.destroySdDir(cid); 11185 } 11186 11187 final String newMountPath = imcs.copyPackageToContainer( 11188 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11189 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11190 11191 if (newMountPath != null) { 11192 setMountPath(newMountPath); 11193 return PackageManager.INSTALL_SUCCEEDED; 11194 } else { 11195 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11196 } 11197 } 11198 11199 @Override 11200 String getCodePath() { 11201 return packagePath; 11202 } 11203 11204 @Override 11205 String getResourcePath() { 11206 return resourcePath; 11207 } 11208 11209 int doPreInstall(int status) { 11210 if (status != PackageManager.INSTALL_SUCCEEDED) { 11211 // Destroy container 11212 PackageHelper.destroySdDir(cid); 11213 } else { 11214 boolean mounted = PackageHelper.isContainerMounted(cid); 11215 if (!mounted) { 11216 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11217 Process.SYSTEM_UID); 11218 if (newMountPath != null) { 11219 setMountPath(newMountPath); 11220 } else { 11221 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11222 } 11223 } 11224 } 11225 return status; 11226 } 11227 11228 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11229 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11230 String newMountPath = null; 11231 if (PackageHelper.isContainerMounted(cid)) { 11232 // Unmount the container 11233 if (!PackageHelper.unMountSdDir(cid)) { 11234 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11235 return false; 11236 } 11237 } 11238 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11239 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11240 " which might be stale. Will try to clean up."); 11241 // Clean up the stale container and proceed to recreate. 11242 if (!PackageHelper.destroySdDir(newCacheId)) { 11243 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11244 return false; 11245 } 11246 // Successfully cleaned up stale container. Try to rename again. 11247 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11248 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11249 + " inspite of cleaning it up."); 11250 return false; 11251 } 11252 } 11253 if (!PackageHelper.isContainerMounted(newCacheId)) { 11254 Slog.w(TAG, "Mounting container " + newCacheId); 11255 newMountPath = PackageHelper.mountSdDir(newCacheId, 11256 getEncryptKey(), Process.SYSTEM_UID); 11257 } else { 11258 newMountPath = PackageHelper.getSdDir(newCacheId); 11259 } 11260 if (newMountPath == null) { 11261 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11262 return false; 11263 } 11264 Log.i(TAG, "Succesfully renamed " + cid + 11265 " to " + newCacheId + 11266 " at new path: " + newMountPath); 11267 cid = newCacheId; 11268 11269 final File beforeCodeFile = new File(packagePath); 11270 setMountPath(newMountPath); 11271 final File afterCodeFile = new File(packagePath); 11272 11273 // Reflect the rename in scanned details 11274 pkg.codePath = afterCodeFile.getAbsolutePath(); 11275 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11276 pkg.baseCodePath); 11277 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11278 pkg.splitCodePaths); 11279 11280 // Reflect the rename in app info 11281 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11282 pkg.applicationInfo.setCodePath(pkg.codePath); 11283 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11284 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11285 pkg.applicationInfo.setResourcePath(pkg.codePath); 11286 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11287 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11288 11289 return true; 11290 } 11291 11292 private void setMountPath(String mountPath) { 11293 final File mountFile = new File(mountPath); 11294 11295 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11296 if (monolithicFile.exists()) { 11297 packagePath = monolithicFile.getAbsolutePath(); 11298 if (isFwdLocked()) { 11299 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11300 } else { 11301 resourcePath = packagePath; 11302 } 11303 } else { 11304 packagePath = mountFile.getAbsolutePath(); 11305 resourcePath = packagePath; 11306 } 11307 } 11308 11309 int doPostInstall(int status, int uid) { 11310 if (status != PackageManager.INSTALL_SUCCEEDED) { 11311 cleanUp(); 11312 } else { 11313 final int groupOwner; 11314 final String protectedFile; 11315 if (isFwdLocked()) { 11316 groupOwner = UserHandle.getSharedAppGid(uid); 11317 protectedFile = RES_FILE_NAME; 11318 } else { 11319 groupOwner = -1; 11320 protectedFile = null; 11321 } 11322 11323 if (uid < Process.FIRST_APPLICATION_UID 11324 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11325 Slog.e(TAG, "Failed to finalize " + cid); 11326 PackageHelper.destroySdDir(cid); 11327 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11328 } 11329 11330 boolean mounted = PackageHelper.isContainerMounted(cid); 11331 if (!mounted) { 11332 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11333 } 11334 } 11335 return status; 11336 } 11337 11338 private void cleanUp() { 11339 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11340 11341 // Destroy secure container 11342 PackageHelper.destroySdDir(cid); 11343 } 11344 11345 private List<String> getAllCodePaths() { 11346 final File codeFile = new File(getCodePath()); 11347 if (codeFile != null && codeFile.exists()) { 11348 try { 11349 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11350 return pkg.getAllCodePaths(); 11351 } catch (PackageParserException e) { 11352 // Ignored; we tried our best 11353 } 11354 } 11355 return Collections.EMPTY_LIST; 11356 } 11357 11358 void cleanUpResourcesLI() { 11359 // Enumerate all code paths before deleting 11360 cleanUpResourcesLI(getAllCodePaths()); 11361 } 11362 11363 private void cleanUpResourcesLI(List<String> allCodePaths) { 11364 cleanUp(); 11365 removeDexFiles(allCodePaths, instructionSets); 11366 } 11367 11368 String getPackageName() { 11369 return getAsecPackageName(cid); 11370 } 11371 11372 boolean doPostDeleteLI(boolean delete) { 11373 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11374 final List<String> allCodePaths = getAllCodePaths(); 11375 boolean mounted = PackageHelper.isContainerMounted(cid); 11376 if (mounted) { 11377 // Unmount first 11378 if (PackageHelper.unMountSdDir(cid)) { 11379 mounted = false; 11380 } 11381 } 11382 if (!mounted && delete) { 11383 cleanUpResourcesLI(allCodePaths); 11384 } 11385 return !mounted; 11386 } 11387 11388 @Override 11389 int doPreCopy() { 11390 if (isFwdLocked()) { 11391 if (!PackageHelper.fixSdPermissions(cid, 11392 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11393 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11394 } 11395 } 11396 11397 return PackageManager.INSTALL_SUCCEEDED; 11398 } 11399 11400 @Override 11401 int doPostCopy(int uid) { 11402 if (isFwdLocked()) { 11403 if (uid < Process.FIRST_APPLICATION_UID 11404 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11405 RES_FILE_NAME)) { 11406 Slog.e(TAG, "Failed to finalize " + cid); 11407 PackageHelper.destroySdDir(cid); 11408 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11409 } 11410 } 11411 11412 return PackageManager.INSTALL_SUCCEEDED; 11413 } 11414 } 11415 11416 /** 11417 * Logic to handle movement of existing installed applications. 11418 */ 11419 class MoveInstallArgs extends InstallArgs { 11420 private File codeFile; 11421 private File resourceFile; 11422 11423 /** New install */ 11424 MoveInstallArgs(InstallParams params) { 11425 super(params.origin, params.move, params.observer, params.installFlags, 11426 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11427 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11428 } 11429 11430 int copyApk(IMediaContainerService imcs, boolean temp) { 11431 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11432 + move.fromUuid + " to " + move.toUuid); 11433 synchronized (mInstaller) { 11434 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11435 move.dataAppName, move.appId, move.seinfo) != 0) { 11436 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11437 } 11438 } 11439 11440 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11441 resourceFile = codeFile; 11442 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11443 11444 return PackageManager.INSTALL_SUCCEEDED; 11445 } 11446 11447 int doPreInstall(int status) { 11448 if (status != PackageManager.INSTALL_SUCCEEDED) { 11449 cleanUp(move.toUuid); 11450 } 11451 return status; 11452 } 11453 11454 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11455 if (status != PackageManager.INSTALL_SUCCEEDED) { 11456 cleanUp(move.toUuid); 11457 return false; 11458 } 11459 11460 // Reflect the move in app info 11461 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11462 pkg.applicationInfo.setCodePath(pkg.codePath); 11463 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11464 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11465 pkg.applicationInfo.setResourcePath(pkg.codePath); 11466 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11467 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11468 11469 return true; 11470 } 11471 11472 int doPostInstall(int status, int uid) { 11473 if (status == PackageManager.INSTALL_SUCCEEDED) { 11474 cleanUp(move.fromUuid); 11475 } else { 11476 cleanUp(move.toUuid); 11477 } 11478 return status; 11479 } 11480 11481 @Override 11482 String getCodePath() { 11483 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11484 } 11485 11486 @Override 11487 String getResourcePath() { 11488 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11489 } 11490 11491 private boolean cleanUp(String volumeUuid) { 11492 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11493 move.dataAppName); 11494 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11495 synchronized (mInstallLock) { 11496 // Clean up both app data and code 11497 removeDataDirsLI(volumeUuid, move.packageName); 11498 if (codeFile.isDirectory()) { 11499 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11500 } else { 11501 codeFile.delete(); 11502 } 11503 } 11504 return true; 11505 } 11506 11507 void cleanUpResourcesLI() { 11508 throw new UnsupportedOperationException(); 11509 } 11510 11511 boolean doPostDeleteLI(boolean delete) { 11512 throw new UnsupportedOperationException(); 11513 } 11514 } 11515 11516 static String getAsecPackageName(String packageCid) { 11517 int idx = packageCid.lastIndexOf("-"); 11518 if (idx == -1) { 11519 return packageCid; 11520 } 11521 return packageCid.substring(0, idx); 11522 } 11523 11524 // Utility method used to create code paths based on package name and available index. 11525 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11526 String idxStr = ""; 11527 int idx = 1; 11528 // Fall back to default value of idx=1 if prefix is not 11529 // part of oldCodePath 11530 if (oldCodePath != null) { 11531 String subStr = oldCodePath; 11532 // Drop the suffix right away 11533 if (suffix != null && subStr.endsWith(suffix)) { 11534 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11535 } 11536 // If oldCodePath already contains prefix find out the 11537 // ending index to either increment or decrement. 11538 int sidx = subStr.lastIndexOf(prefix); 11539 if (sidx != -1) { 11540 subStr = subStr.substring(sidx + prefix.length()); 11541 if (subStr != null) { 11542 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11543 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11544 } 11545 try { 11546 idx = Integer.parseInt(subStr); 11547 if (idx <= 1) { 11548 idx++; 11549 } else { 11550 idx--; 11551 } 11552 } catch(NumberFormatException e) { 11553 } 11554 } 11555 } 11556 } 11557 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11558 return prefix + idxStr; 11559 } 11560 11561 private File getNextCodePath(File targetDir, String packageName) { 11562 int suffix = 1; 11563 File result; 11564 do { 11565 result = new File(targetDir, packageName + "-" + suffix); 11566 suffix++; 11567 } while (result.exists()); 11568 return result; 11569 } 11570 11571 // Utility method that returns the relative package path with respect 11572 // to the installation directory. Like say for /data/data/com.test-1.apk 11573 // string com.test-1 is returned. 11574 static String deriveCodePathName(String codePath) { 11575 if (codePath == null) { 11576 return null; 11577 } 11578 final File codeFile = new File(codePath); 11579 final String name = codeFile.getName(); 11580 if (codeFile.isDirectory()) { 11581 return name; 11582 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11583 final int lastDot = name.lastIndexOf('.'); 11584 return name.substring(0, lastDot); 11585 } else { 11586 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11587 return null; 11588 } 11589 } 11590 11591 class PackageInstalledInfo { 11592 String name; 11593 int uid; 11594 // The set of users that originally had this package installed. 11595 int[] origUsers; 11596 // The set of users that now have this package installed. 11597 int[] newUsers; 11598 PackageParser.Package pkg; 11599 int returnCode; 11600 String returnMsg; 11601 PackageRemovedInfo removedInfo; 11602 11603 public void setError(int code, String msg) { 11604 returnCode = code; 11605 returnMsg = msg; 11606 Slog.w(TAG, msg); 11607 } 11608 11609 public void setError(String msg, PackageParserException e) { 11610 returnCode = e.error; 11611 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11612 Slog.w(TAG, msg, e); 11613 } 11614 11615 public void setError(String msg, PackageManagerException e) { 11616 returnCode = e.error; 11617 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11618 Slog.w(TAG, msg, e); 11619 } 11620 11621 // In some error cases we want to convey more info back to the observer 11622 String origPackage; 11623 String origPermission; 11624 } 11625 11626 /* 11627 * Install a non-existing package. 11628 */ 11629 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11630 UserHandle user, String installerPackageName, String volumeUuid, 11631 PackageInstalledInfo res) { 11632 // Remember this for later, in case we need to rollback this install 11633 String pkgName = pkg.packageName; 11634 11635 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11636 final boolean dataDirExists = Environment 11637 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11638 synchronized(mPackages) { 11639 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11640 // A package with the same name is already installed, though 11641 // it has been renamed to an older name. The package we 11642 // are trying to install should be installed as an update to 11643 // the existing one, but that has not been requested, so bail. 11644 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11645 + " without first uninstalling package running as " 11646 + mSettings.mRenamedPackages.get(pkgName)); 11647 return; 11648 } 11649 if (mPackages.containsKey(pkgName)) { 11650 // Don't allow installation over an existing package with the same name. 11651 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11652 + " without first uninstalling."); 11653 return; 11654 } 11655 } 11656 11657 try { 11658 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11659 System.currentTimeMillis(), user); 11660 11661 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11662 // delete the partially installed application. the data directory will have to be 11663 // restored if it was already existing 11664 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11665 // remove package from internal structures. Note that we want deletePackageX to 11666 // delete the package data and cache directories that it created in 11667 // scanPackageLocked, unless those directories existed before we even tried to 11668 // install. 11669 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11670 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11671 res.removedInfo, true); 11672 } 11673 11674 } catch (PackageManagerException e) { 11675 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11676 } 11677 } 11678 11679 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11680 // Can't rotate keys during boot or if sharedUser. 11681 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11682 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11683 return false; 11684 } 11685 // app is using upgradeKeySets; make sure all are valid 11686 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11687 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11688 for (int i = 0; i < upgradeKeySets.length; i++) { 11689 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11690 Slog.wtf(TAG, "Package " 11691 + (oldPs.name != null ? oldPs.name : "<null>") 11692 + " contains upgrade-key-set reference to unknown key-set: " 11693 + upgradeKeySets[i] 11694 + " reverting to signatures check."); 11695 return false; 11696 } 11697 } 11698 return true; 11699 } 11700 11701 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11702 // Upgrade keysets are being used. Determine if new package has a superset of the 11703 // required keys. 11704 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11705 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11706 for (int i = 0; i < upgradeKeySets.length; i++) { 11707 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11708 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11709 return true; 11710 } 11711 } 11712 return false; 11713 } 11714 11715 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11716 UserHandle user, String installerPackageName, String volumeUuid, 11717 PackageInstalledInfo res) { 11718 final PackageParser.Package oldPackage; 11719 final String pkgName = pkg.packageName; 11720 final int[] allUsers; 11721 final boolean[] perUserInstalled; 11722 final boolean weFroze; 11723 11724 // First find the old package info and check signatures 11725 synchronized(mPackages) { 11726 oldPackage = mPackages.get(pkgName); 11727 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11728 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11729 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11730 if(!checkUpgradeKeySetLP(ps, pkg)) { 11731 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11732 "New package not signed by keys specified by upgrade-keysets: " 11733 + pkgName); 11734 return; 11735 } 11736 } else { 11737 // default to original signature matching 11738 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11739 != PackageManager.SIGNATURE_MATCH) { 11740 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11741 "New package has a different signature: " + pkgName); 11742 return; 11743 } 11744 } 11745 11746 // In case of rollback, remember per-user/profile install state 11747 allUsers = sUserManager.getUserIds(); 11748 perUserInstalled = new boolean[allUsers.length]; 11749 for (int i = 0; i < allUsers.length; i++) { 11750 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11751 } 11752 11753 // Mark the app as frozen to prevent launching during the upgrade 11754 // process, and then kill all running instances 11755 if (!ps.frozen) { 11756 ps.frozen = true; 11757 weFroze = true; 11758 } else { 11759 weFroze = false; 11760 } 11761 } 11762 11763 // Now that we're guarded by frozen state, kill app during upgrade 11764 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11765 11766 try { 11767 boolean sysPkg = (isSystemApp(oldPackage)); 11768 if (sysPkg) { 11769 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11770 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11771 } else { 11772 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11773 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11774 } 11775 } finally { 11776 // Regardless of success or failure of upgrade steps above, always 11777 // unfreeze the package if we froze it 11778 if (weFroze) { 11779 unfreezePackage(pkgName); 11780 } 11781 } 11782 } 11783 11784 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11785 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11786 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11787 String volumeUuid, PackageInstalledInfo res) { 11788 String pkgName = deletedPackage.packageName; 11789 boolean deletedPkg = true; 11790 boolean updatedSettings = false; 11791 11792 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11793 + deletedPackage); 11794 long origUpdateTime; 11795 if (pkg.mExtras != null) { 11796 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11797 } else { 11798 origUpdateTime = 0; 11799 } 11800 11801 // First delete the existing package while retaining the data directory 11802 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11803 res.removedInfo, true)) { 11804 // If the existing package wasn't successfully deleted 11805 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11806 deletedPkg = false; 11807 } else { 11808 // Successfully deleted the old package; proceed with replace. 11809 11810 // If deleted package lived in a container, give users a chance to 11811 // relinquish resources before killing. 11812 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11813 if (DEBUG_INSTALL) { 11814 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11815 } 11816 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11817 final ArrayList<String> pkgList = new ArrayList<String>(1); 11818 pkgList.add(deletedPackage.applicationInfo.packageName); 11819 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11820 } 11821 11822 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11823 try { 11824 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11825 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11826 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11827 perUserInstalled, res, user); 11828 updatedSettings = true; 11829 } catch (PackageManagerException e) { 11830 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11831 } 11832 } 11833 11834 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11835 // remove package from internal structures. Note that we want deletePackageX to 11836 // delete the package data and cache directories that it created in 11837 // scanPackageLocked, unless those directories existed before we even tried to 11838 // install. 11839 if(updatedSettings) { 11840 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11841 deletePackageLI( 11842 pkgName, null, true, allUsers, perUserInstalled, 11843 PackageManager.DELETE_KEEP_DATA, 11844 res.removedInfo, true); 11845 } 11846 // Since we failed to install the new package we need to restore the old 11847 // package that we deleted. 11848 if (deletedPkg) { 11849 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11850 File restoreFile = new File(deletedPackage.codePath); 11851 // Parse old package 11852 boolean oldExternal = isExternal(deletedPackage); 11853 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11854 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11855 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11856 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11857 try { 11858 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11859 } catch (PackageManagerException e) { 11860 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11861 + e.getMessage()); 11862 return; 11863 } 11864 // Restore of old package succeeded. Update permissions. 11865 // writer 11866 synchronized (mPackages) { 11867 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11868 UPDATE_PERMISSIONS_ALL); 11869 // can downgrade to reader 11870 mSettings.writeLPr(); 11871 } 11872 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11873 } 11874 } 11875 } 11876 11877 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11878 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11879 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11880 String volumeUuid, PackageInstalledInfo res) { 11881 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11882 + ", old=" + deletedPackage); 11883 boolean disabledSystem = false; 11884 boolean updatedSettings = false; 11885 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11886 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11887 != 0) { 11888 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11889 } 11890 String packageName = deletedPackage.packageName; 11891 if (packageName == null) { 11892 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11893 "Attempt to delete null packageName."); 11894 return; 11895 } 11896 PackageParser.Package oldPkg; 11897 PackageSetting oldPkgSetting; 11898 // reader 11899 synchronized (mPackages) { 11900 oldPkg = mPackages.get(packageName); 11901 oldPkgSetting = mSettings.mPackages.get(packageName); 11902 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11903 (oldPkgSetting == null)) { 11904 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11905 "Couldn't find package:" + packageName + " information"); 11906 return; 11907 } 11908 } 11909 11910 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11911 res.removedInfo.removedPackage = packageName; 11912 // Remove existing system package 11913 removePackageLI(oldPkgSetting, true); 11914 // writer 11915 synchronized (mPackages) { 11916 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11917 if (!disabledSystem && deletedPackage != null) { 11918 // We didn't need to disable the .apk as a current system package, 11919 // which means we are replacing another update that is already 11920 // installed. We need to make sure to delete the older one's .apk. 11921 res.removedInfo.args = createInstallArgsForExisting(0, 11922 deletedPackage.applicationInfo.getCodePath(), 11923 deletedPackage.applicationInfo.getResourcePath(), 11924 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11925 } else { 11926 res.removedInfo.args = null; 11927 } 11928 } 11929 11930 // Successfully disabled the old package. Now proceed with re-installation 11931 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11932 11933 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11934 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11935 11936 PackageParser.Package newPackage = null; 11937 try { 11938 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11939 if (newPackage.mExtras != null) { 11940 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11941 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11942 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11943 11944 // is the update attempting to change shared user? that isn't going to work... 11945 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11946 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11947 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11948 + " to " + newPkgSetting.sharedUser); 11949 updatedSettings = true; 11950 } 11951 } 11952 11953 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11954 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11955 perUserInstalled, res, user); 11956 updatedSettings = true; 11957 } 11958 11959 } catch (PackageManagerException e) { 11960 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11961 } 11962 11963 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11964 // Re installation failed. Restore old information 11965 // Remove new pkg information 11966 if (newPackage != null) { 11967 removeInstalledPackageLI(newPackage, true); 11968 } 11969 // Add back the old system package 11970 try { 11971 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11972 } catch (PackageManagerException e) { 11973 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11974 } 11975 // Restore the old system information in Settings 11976 synchronized (mPackages) { 11977 if (disabledSystem) { 11978 mSettings.enableSystemPackageLPw(packageName); 11979 } 11980 if (updatedSettings) { 11981 mSettings.setInstallerPackageName(packageName, 11982 oldPkgSetting.installerPackageName); 11983 } 11984 mSettings.writeLPr(); 11985 } 11986 } 11987 } 11988 11989 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11990 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11991 UserHandle user) { 11992 String pkgName = newPackage.packageName; 11993 synchronized (mPackages) { 11994 //write settings. the installStatus will be incomplete at this stage. 11995 //note that the new package setting would have already been 11996 //added to mPackages. It hasn't been persisted yet. 11997 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11998 mSettings.writeLPr(); 11999 } 12000 12001 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12002 12003 synchronized (mPackages) { 12004 updatePermissionsLPw(newPackage.packageName, newPackage, 12005 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12006 ? UPDATE_PERMISSIONS_ALL : 0)); 12007 // For system-bundled packages, we assume that installing an upgraded version 12008 // of the package implies that the user actually wants to run that new code, 12009 // so we enable the package. 12010 PackageSetting ps = mSettings.mPackages.get(pkgName); 12011 if (ps != null) { 12012 if (isSystemApp(newPackage)) { 12013 // NB: implicit assumption that system package upgrades apply to all users 12014 if (DEBUG_INSTALL) { 12015 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12016 } 12017 if (res.origUsers != null) { 12018 for (int userHandle : res.origUsers) { 12019 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12020 userHandle, installerPackageName); 12021 } 12022 } 12023 // Also convey the prior install/uninstall state 12024 if (allUsers != null && perUserInstalled != null) { 12025 for (int i = 0; i < allUsers.length; i++) { 12026 if (DEBUG_INSTALL) { 12027 Slog.d(TAG, " user " + allUsers[i] 12028 + " => " + perUserInstalled[i]); 12029 } 12030 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12031 } 12032 // these install state changes will be persisted in the 12033 // upcoming call to mSettings.writeLPr(). 12034 } 12035 } 12036 // It's implied that when a user requests installation, they want the app to be 12037 // installed and enabled. 12038 int userId = user.getIdentifier(); 12039 if (userId != UserHandle.USER_ALL) { 12040 ps.setInstalled(true, userId); 12041 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12042 } 12043 } 12044 res.name = pkgName; 12045 res.uid = newPackage.applicationInfo.uid; 12046 res.pkg = newPackage; 12047 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12048 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12049 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12050 //to update install status 12051 mSettings.writeLPr(); 12052 } 12053 } 12054 12055 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12056 final int installFlags = args.installFlags; 12057 final String installerPackageName = args.installerPackageName; 12058 final String volumeUuid = args.volumeUuid; 12059 final File tmpPackageFile = new File(args.getCodePath()); 12060 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12061 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12062 || (args.volumeUuid != null)); 12063 boolean replace = false; 12064 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12065 if (args.move != null) { 12066 // moving a complete application; perfom an initial scan on the new install location 12067 scanFlags |= SCAN_INITIAL; 12068 } 12069 // Result object to be returned 12070 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12071 12072 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12073 // Retrieve PackageSettings and parse package 12074 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12075 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12076 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12077 PackageParser pp = new PackageParser(); 12078 pp.setSeparateProcesses(mSeparateProcesses); 12079 pp.setDisplayMetrics(mMetrics); 12080 12081 final PackageParser.Package pkg; 12082 try { 12083 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12084 } catch (PackageParserException e) { 12085 res.setError("Failed parse during installPackageLI", e); 12086 return; 12087 } 12088 12089 // Mark that we have an install time CPU ABI override. 12090 pkg.cpuAbiOverride = args.abiOverride; 12091 12092 String pkgName = res.name = pkg.packageName; 12093 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12094 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12095 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12096 return; 12097 } 12098 } 12099 12100 try { 12101 pp.collectCertificates(pkg, parseFlags); 12102 pp.collectManifestDigest(pkg); 12103 } catch (PackageParserException e) { 12104 res.setError("Failed collect during installPackageLI", e); 12105 return; 12106 } 12107 12108 /* If the installer passed in a manifest digest, compare it now. */ 12109 if (args.manifestDigest != null) { 12110 if (DEBUG_INSTALL) { 12111 final String parsedManifest = pkg.manifestDigest == null ? "null" 12112 : pkg.manifestDigest.toString(); 12113 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12114 + parsedManifest); 12115 } 12116 12117 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12118 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12119 return; 12120 } 12121 } else if (DEBUG_INSTALL) { 12122 final String parsedManifest = pkg.manifestDigest == null 12123 ? "null" : pkg.manifestDigest.toString(); 12124 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12125 } 12126 12127 // Get rid of all references to package scan path via parser. 12128 pp = null; 12129 String oldCodePath = null; 12130 boolean systemApp = false; 12131 synchronized (mPackages) { 12132 // Check if installing already existing package 12133 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12134 String oldName = mSettings.mRenamedPackages.get(pkgName); 12135 if (pkg.mOriginalPackages != null 12136 && pkg.mOriginalPackages.contains(oldName) 12137 && mPackages.containsKey(oldName)) { 12138 // This package is derived from an original package, 12139 // and this device has been updating from that original 12140 // name. We must continue using the original name, so 12141 // rename the new package here. 12142 pkg.setPackageName(oldName); 12143 pkgName = pkg.packageName; 12144 replace = true; 12145 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12146 + oldName + " pkgName=" + pkgName); 12147 } else if (mPackages.containsKey(pkgName)) { 12148 // This package, under its official name, already exists 12149 // on the device; we should replace it. 12150 replace = true; 12151 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12152 } 12153 12154 // Prevent apps opting out from runtime permissions 12155 if (replace) { 12156 PackageParser.Package oldPackage = mPackages.get(pkgName); 12157 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12158 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12159 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12160 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12161 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12162 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12163 + " doesn't support runtime permissions but the old" 12164 + " target SDK " + oldTargetSdk + " does."); 12165 return; 12166 } 12167 } 12168 } 12169 12170 PackageSetting ps = mSettings.mPackages.get(pkgName); 12171 if (ps != null) { 12172 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12173 12174 // Quick sanity check that we're signed correctly if updating; 12175 // we'll check this again later when scanning, but we want to 12176 // bail early here before tripping over redefined permissions. 12177 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12178 if (!checkUpgradeKeySetLP(ps, pkg)) { 12179 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12180 + pkg.packageName + " upgrade keys do not match the " 12181 + "previously installed version"); 12182 return; 12183 } 12184 } else { 12185 try { 12186 verifySignaturesLP(ps, pkg); 12187 } catch (PackageManagerException e) { 12188 res.setError(e.error, e.getMessage()); 12189 return; 12190 } 12191 } 12192 12193 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12194 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12195 systemApp = (ps.pkg.applicationInfo.flags & 12196 ApplicationInfo.FLAG_SYSTEM) != 0; 12197 } 12198 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12199 } 12200 12201 // Check whether the newly-scanned package wants to define an already-defined perm 12202 int N = pkg.permissions.size(); 12203 for (int i = N-1; i >= 0; i--) { 12204 PackageParser.Permission perm = pkg.permissions.get(i); 12205 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12206 if (bp != null) { 12207 // If the defining package is signed with our cert, it's okay. This 12208 // also includes the "updating the same package" case, of course. 12209 // "updating same package" could also involve key-rotation. 12210 final boolean sigsOk; 12211 if (bp.sourcePackage.equals(pkg.packageName) 12212 && (bp.packageSetting instanceof PackageSetting) 12213 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12214 scanFlags))) { 12215 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12216 } else { 12217 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12218 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12219 } 12220 if (!sigsOk) { 12221 // If the owning package is the system itself, we log but allow 12222 // install to proceed; we fail the install on all other permission 12223 // redefinitions. 12224 if (!bp.sourcePackage.equals("android")) { 12225 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12226 + pkg.packageName + " attempting to redeclare permission " 12227 + perm.info.name + " already owned by " + bp.sourcePackage); 12228 res.origPermission = perm.info.name; 12229 res.origPackage = bp.sourcePackage; 12230 return; 12231 } else { 12232 Slog.w(TAG, "Package " + pkg.packageName 12233 + " attempting to redeclare system permission " 12234 + perm.info.name + "; ignoring new declaration"); 12235 pkg.permissions.remove(i); 12236 } 12237 } 12238 } 12239 } 12240 12241 } 12242 12243 if (systemApp && onExternal) { 12244 // Disable updates to system apps on sdcard 12245 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12246 "Cannot install updates to system apps on sdcard"); 12247 return; 12248 } 12249 12250 if (args.move != null) { 12251 // We did an in-place move, so dex is ready to roll 12252 scanFlags |= SCAN_NO_DEX; 12253 scanFlags |= SCAN_MOVE; 12254 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12255 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12256 scanFlags |= SCAN_NO_DEX; 12257 12258 try { 12259 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12260 true /* extract libs */); 12261 } catch (PackageManagerException pme) { 12262 Slog.e(TAG, "Error deriving application ABI", pme); 12263 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12264 return; 12265 } 12266 12267 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12268 int result = mPackageDexOptimizer 12269 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12270 false /* defer */, false /* inclDependencies */); 12271 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12272 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12273 return; 12274 } 12275 } 12276 12277 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12278 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12279 return; 12280 } 12281 12282 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12283 12284 if (replace) { 12285 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12286 installerPackageName, volumeUuid, res); 12287 } else { 12288 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12289 args.user, installerPackageName, volumeUuid, res); 12290 } 12291 synchronized (mPackages) { 12292 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12293 if (ps != null) { 12294 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12295 } 12296 } 12297 } 12298 12299 private void startIntentFilterVerifications(int userId, boolean replacing, 12300 PackageParser.Package pkg) { 12301 if (mIntentFilterVerifierComponent == null) { 12302 Slog.w(TAG, "No IntentFilter verification will not be done as " 12303 + "there is no IntentFilterVerifier available!"); 12304 return; 12305 } 12306 12307 final int verifierUid = getPackageUid( 12308 mIntentFilterVerifierComponent.getPackageName(), 12309 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12310 12311 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12312 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12313 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12314 mHandler.sendMessage(msg); 12315 } 12316 12317 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12318 PackageParser.Package pkg) { 12319 int size = pkg.activities.size(); 12320 if (size == 0) { 12321 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12322 "No activity, so no need to verify any IntentFilter!"); 12323 return; 12324 } 12325 12326 final boolean hasDomainURLs = hasDomainURLs(pkg); 12327 if (!hasDomainURLs) { 12328 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12329 "No domain URLs, so no need to verify any IntentFilter!"); 12330 return; 12331 } 12332 12333 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12334 + " if any IntentFilter from the " + size 12335 + " Activities needs verification ..."); 12336 12337 int count = 0; 12338 final String packageName = pkg.packageName; 12339 12340 synchronized (mPackages) { 12341 // If this is a new install and we see that we've already run verification for this 12342 // package, we have nothing to do: it means the state was restored from backup. 12343 if (!replacing) { 12344 IntentFilterVerificationInfo ivi = 12345 mSettings.getIntentFilterVerificationLPr(packageName); 12346 if (ivi != null) { 12347 if (DEBUG_DOMAIN_VERIFICATION) { 12348 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12349 + ivi.getStatusString()); 12350 } 12351 return; 12352 } 12353 } 12354 12355 // If any filters need to be verified, then all need to be. 12356 boolean needToVerify = false; 12357 for (PackageParser.Activity a : pkg.activities) { 12358 for (ActivityIntentInfo filter : a.intents) { 12359 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12360 if (DEBUG_DOMAIN_VERIFICATION) { 12361 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12362 } 12363 needToVerify = true; 12364 break; 12365 } 12366 } 12367 } 12368 12369 if (needToVerify) { 12370 final int verificationId = mIntentFilterVerificationToken++; 12371 for (PackageParser.Activity a : pkg.activities) { 12372 for (ActivityIntentInfo filter : a.intents) { 12373 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12374 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12375 "Verification needed for IntentFilter:" + filter.toString()); 12376 mIntentFilterVerifier.addOneIntentFilterVerification( 12377 verifierUid, userId, verificationId, filter, packageName); 12378 count++; 12379 } 12380 } 12381 } 12382 } 12383 } 12384 12385 if (count > 0) { 12386 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12387 + " IntentFilter verification" + (count > 1 ? "s" : "") 12388 + " for userId:" + userId); 12389 mIntentFilterVerifier.startVerifications(userId); 12390 } else { 12391 if (DEBUG_DOMAIN_VERIFICATION) { 12392 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12393 } 12394 } 12395 } 12396 12397 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12398 final ComponentName cn = filter.activity.getComponentName(); 12399 final String packageName = cn.getPackageName(); 12400 12401 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12402 packageName); 12403 if (ivi == null) { 12404 return true; 12405 } 12406 int status = ivi.getStatus(); 12407 switch (status) { 12408 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12409 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12410 return true; 12411 12412 default: 12413 // Nothing to do 12414 return false; 12415 } 12416 } 12417 12418 private static boolean isMultiArch(PackageSetting ps) { 12419 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12420 } 12421 12422 private static boolean isMultiArch(ApplicationInfo info) { 12423 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12424 } 12425 12426 private static boolean isExternal(PackageParser.Package pkg) { 12427 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12428 } 12429 12430 private static boolean isExternal(PackageSetting ps) { 12431 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12432 } 12433 12434 private static boolean isExternal(ApplicationInfo info) { 12435 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12436 } 12437 12438 private static boolean isSystemApp(PackageParser.Package pkg) { 12439 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12440 } 12441 12442 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12443 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12444 } 12445 12446 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12447 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12448 } 12449 12450 private static boolean isSystemApp(PackageSetting ps) { 12451 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12452 } 12453 12454 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12455 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12456 } 12457 12458 private int packageFlagsToInstallFlags(PackageSetting ps) { 12459 int installFlags = 0; 12460 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12461 // This existing package was an external ASEC install when we have 12462 // the external flag without a UUID 12463 installFlags |= PackageManager.INSTALL_EXTERNAL; 12464 } 12465 if (ps.isForwardLocked()) { 12466 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12467 } 12468 return installFlags; 12469 } 12470 12471 private void deleteTempPackageFiles() { 12472 final FilenameFilter filter = new FilenameFilter() { 12473 public boolean accept(File dir, String name) { 12474 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12475 } 12476 }; 12477 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12478 file.delete(); 12479 } 12480 } 12481 12482 @Override 12483 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12484 int flags) { 12485 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12486 flags); 12487 } 12488 12489 @Override 12490 public void deletePackage(final String packageName, 12491 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12492 mContext.enforceCallingOrSelfPermission( 12493 android.Manifest.permission.DELETE_PACKAGES, null); 12494 Preconditions.checkNotNull(packageName); 12495 Preconditions.checkNotNull(observer); 12496 final int uid = Binder.getCallingUid(); 12497 if (UserHandle.getUserId(uid) != userId) { 12498 mContext.enforceCallingPermission( 12499 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12500 "deletePackage for user " + userId); 12501 } 12502 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12503 try { 12504 observer.onPackageDeleted(packageName, 12505 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12506 } catch (RemoteException re) { 12507 } 12508 return; 12509 } 12510 12511 boolean uninstallBlocked = false; 12512 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12513 int[] users = sUserManager.getUserIds(); 12514 for (int i = 0; i < users.length; ++i) { 12515 if (getBlockUninstallForUser(packageName, users[i])) { 12516 uninstallBlocked = true; 12517 break; 12518 } 12519 } 12520 } else { 12521 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12522 } 12523 if (uninstallBlocked) { 12524 try { 12525 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12526 null); 12527 } catch (RemoteException re) { 12528 } 12529 return; 12530 } 12531 12532 if (DEBUG_REMOVE) { 12533 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12534 } 12535 // Queue up an async operation since the package deletion may take a little while. 12536 mHandler.post(new Runnable() { 12537 public void run() { 12538 mHandler.removeCallbacks(this); 12539 final int returnCode = deletePackageX(packageName, userId, flags); 12540 if (observer != null) { 12541 try { 12542 observer.onPackageDeleted(packageName, returnCode, null); 12543 } catch (RemoteException e) { 12544 Log.i(TAG, "Observer no longer exists."); 12545 } //end catch 12546 } //end if 12547 } //end run 12548 }); 12549 } 12550 12551 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12552 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12553 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12554 try { 12555 if (dpm != null) { 12556 if (dpm.isDeviceOwner(packageName)) { 12557 return true; 12558 } 12559 int[] users; 12560 if (userId == UserHandle.USER_ALL) { 12561 users = sUserManager.getUserIds(); 12562 } else { 12563 users = new int[]{userId}; 12564 } 12565 for (int i = 0; i < users.length; ++i) { 12566 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12567 return true; 12568 } 12569 } 12570 } 12571 } catch (RemoteException e) { 12572 } 12573 return false; 12574 } 12575 12576 /** 12577 * This method is an internal method that could be get invoked either 12578 * to delete an installed package or to clean up a failed installation. 12579 * After deleting an installed package, a broadcast is sent to notify any 12580 * listeners that the package has been installed. For cleaning up a failed 12581 * installation, the broadcast is not necessary since the package's 12582 * installation wouldn't have sent the initial broadcast either 12583 * The key steps in deleting a package are 12584 * deleting the package information in internal structures like mPackages, 12585 * deleting the packages base directories through installd 12586 * updating mSettings to reflect current status 12587 * persisting settings for later use 12588 * sending a broadcast if necessary 12589 */ 12590 private int deletePackageX(String packageName, int userId, int flags) { 12591 final PackageRemovedInfo info = new PackageRemovedInfo(); 12592 final boolean res; 12593 12594 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12595 ? UserHandle.ALL : new UserHandle(userId); 12596 12597 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12598 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12599 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12600 } 12601 12602 boolean removedForAllUsers = false; 12603 boolean systemUpdate = false; 12604 12605 // for the uninstall-updates case and restricted profiles, remember the per- 12606 // userhandle installed state 12607 int[] allUsers; 12608 boolean[] perUserInstalled; 12609 synchronized (mPackages) { 12610 PackageSetting ps = mSettings.mPackages.get(packageName); 12611 allUsers = sUserManager.getUserIds(); 12612 perUserInstalled = new boolean[allUsers.length]; 12613 for (int i = 0; i < allUsers.length; i++) { 12614 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12615 } 12616 } 12617 12618 synchronized (mInstallLock) { 12619 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12620 res = deletePackageLI(packageName, removeForUser, 12621 true, allUsers, perUserInstalled, 12622 flags | REMOVE_CHATTY, info, true); 12623 systemUpdate = info.isRemovedPackageSystemUpdate; 12624 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12625 removedForAllUsers = true; 12626 } 12627 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12628 + " removedForAllUsers=" + removedForAllUsers); 12629 } 12630 12631 if (res) { 12632 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12633 12634 // If the removed package was a system update, the old system package 12635 // was re-enabled; we need to broadcast this information 12636 if (systemUpdate) { 12637 Bundle extras = new Bundle(1); 12638 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12639 ? info.removedAppId : info.uid); 12640 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12641 12642 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12643 extras, null, null, null); 12644 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12645 extras, null, null, null); 12646 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12647 null, packageName, null, null); 12648 } 12649 } 12650 // Force a gc here. 12651 Runtime.getRuntime().gc(); 12652 // Delete the resources here after sending the broadcast to let 12653 // other processes clean up before deleting resources. 12654 if (info.args != null) { 12655 synchronized (mInstallLock) { 12656 info.args.doPostDeleteLI(true); 12657 } 12658 } 12659 12660 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12661 } 12662 12663 class PackageRemovedInfo { 12664 String removedPackage; 12665 int uid = -1; 12666 int removedAppId = -1; 12667 int[] removedUsers = null; 12668 boolean isRemovedPackageSystemUpdate = false; 12669 // Clean up resources deleted packages. 12670 InstallArgs args = null; 12671 12672 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12673 Bundle extras = new Bundle(1); 12674 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12675 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12676 if (replacing) { 12677 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12678 } 12679 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12680 if (removedPackage != null) { 12681 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12682 extras, null, null, removedUsers); 12683 if (fullRemove && !replacing) { 12684 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12685 extras, null, null, removedUsers); 12686 } 12687 } 12688 if (removedAppId >= 0) { 12689 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12690 removedUsers); 12691 } 12692 } 12693 } 12694 12695 /* 12696 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12697 * flag is not set, the data directory is removed as well. 12698 * make sure this flag is set for partially installed apps. If not its meaningless to 12699 * delete a partially installed application. 12700 */ 12701 private void removePackageDataLI(PackageSetting ps, 12702 int[] allUserHandles, boolean[] perUserInstalled, 12703 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12704 String packageName = ps.name; 12705 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12706 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12707 // Retrieve object to delete permissions for shared user later on 12708 final PackageSetting deletedPs; 12709 // reader 12710 synchronized (mPackages) { 12711 deletedPs = mSettings.mPackages.get(packageName); 12712 if (outInfo != null) { 12713 outInfo.removedPackage = packageName; 12714 outInfo.removedUsers = deletedPs != null 12715 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12716 : null; 12717 } 12718 } 12719 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12720 removeDataDirsLI(ps.volumeUuid, packageName); 12721 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12722 } 12723 // writer 12724 synchronized (mPackages) { 12725 if (deletedPs != null) { 12726 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12727 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12728 clearDefaultBrowserIfNeeded(packageName); 12729 if (outInfo != null) { 12730 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12731 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12732 } 12733 updatePermissionsLPw(deletedPs.name, null, 0); 12734 if (deletedPs.sharedUser != null) { 12735 // Remove permissions associated with package. Since runtime 12736 // permissions are per user we have to kill the removed package 12737 // or packages running under the shared user of the removed 12738 // package if revoking the permissions requested only by the removed 12739 // package is successful and this causes a change in gids. 12740 for (int userId : UserManagerService.getInstance().getUserIds()) { 12741 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12742 userId); 12743 if (userIdToKill == UserHandle.USER_ALL 12744 || userIdToKill >= UserHandle.USER_OWNER) { 12745 // If gids changed for this user, kill all affected packages. 12746 mHandler.post(new Runnable() { 12747 @Override 12748 public void run() { 12749 // This has to happen with no lock held. 12750 killSettingPackagesForUser(deletedPs, userIdToKill, 12751 KILL_APP_REASON_GIDS_CHANGED); 12752 } 12753 }); 12754 break; 12755 } 12756 } 12757 } 12758 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12759 } 12760 // make sure to preserve per-user disabled state if this removal was just 12761 // a downgrade of a system app to the factory package 12762 if (allUserHandles != null && perUserInstalled != null) { 12763 if (DEBUG_REMOVE) { 12764 Slog.d(TAG, "Propagating install state across downgrade"); 12765 } 12766 for (int i = 0; i < allUserHandles.length; i++) { 12767 if (DEBUG_REMOVE) { 12768 Slog.d(TAG, " user " + allUserHandles[i] 12769 + " => " + perUserInstalled[i]); 12770 } 12771 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12772 } 12773 } 12774 } 12775 // can downgrade to reader 12776 if (writeSettings) { 12777 // Save settings now 12778 mSettings.writeLPr(); 12779 } 12780 } 12781 if (outInfo != null) { 12782 // A user ID was deleted here. Go through all users and remove it 12783 // from KeyStore. 12784 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12785 } 12786 } 12787 12788 static boolean locationIsPrivileged(File path) { 12789 try { 12790 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12791 .getCanonicalPath(); 12792 return path.getCanonicalPath().startsWith(privilegedAppDir); 12793 } catch (IOException e) { 12794 Slog.e(TAG, "Unable to access code path " + path); 12795 } 12796 return false; 12797 } 12798 12799 /* 12800 * Tries to delete system package. 12801 */ 12802 private boolean deleteSystemPackageLI(PackageSetting newPs, 12803 int[] allUserHandles, boolean[] perUserInstalled, 12804 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12805 final boolean applyUserRestrictions 12806 = (allUserHandles != null) && (perUserInstalled != null); 12807 PackageSetting disabledPs = null; 12808 // Confirm if the system package has been updated 12809 // An updated system app can be deleted. This will also have to restore 12810 // the system pkg from system partition 12811 // reader 12812 synchronized (mPackages) { 12813 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12814 } 12815 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12816 + " disabledPs=" + disabledPs); 12817 if (disabledPs == null) { 12818 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12819 return false; 12820 } else if (DEBUG_REMOVE) { 12821 Slog.d(TAG, "Deleting system pkg from data partition"); 12822 } 12823 if (DEBUG_REMOVE) { 12824 if (applyUserRestrictions) { 12825 Slog.d(TAG, "Remembering install states:"); 12826 for (int i = 0; i < allUserHandles.length; i++) { 12827 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12828 } 12829 } 12830 } 12831 // Delete the updated package 12832 outInfo.isRemovedPackageSystemUpdate = true; 12833 if (disabledPs.versionCode < newPs.versionCode) { 12834 // Delete data for downgrades 12835 flags &= ~PackageManager.DELETE_KEEP_DATA; 12836 } else { 12837 // Preserve data by setting flag 12838 flags |= PackageManager.DELETE_KEEP_DATA; 12839 } 12840 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12841 allUserHandles, perUserInstalled, outInfo, writeSettings); 12842 if (!ret) { 12843 return false; 12844 } 12845 // writer 12846 synchronized (mPackages) { 12847 // Reinstate the old system package 12848 mSettings.enableSystemPackageLPw(newPs.name); 12849 // Remove any native libraries from the upgraded package. 12850 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12851 } 12852 // Install the system package 12853 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12854 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12855 if (locationIsPrivileged(disabledPs.codePath)) { 12856 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12857 } 12858 12859 final PackageParser.Package newPkg; 12860 try { 12861 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12862 } catch (PackageManagerException e) { 12863 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12864 return false; 12865 } 12866 12867 // writer 12868 synchronized (mPackages) { 12869 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12870 12871 // Propagate the permissions state as we do want to drop on the floor 12872 // runtime permissions. The update permissions method below will take 12873 // care of removing obsolete permissions and grant install permissions. 12874 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12875 updatePermissionsLPw(newPkg.packageName, newPkg, 12876 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12877 12878 if (applyUserRestrictions) { 12879 if (DEBUG_REMOVE) { 12880 Slog.d(TAG, "Propagating install state across reinstall"); 12881 } 12882 for (int i = 0; i < allUserHandles.length; i++) { 12883 if (DEBUG_REMOVE) { 12884 Slog.d(TAG, " user " + allUserHandles[i] 12885 + " => " + perUserInstalled[i]); 12886 } 12887 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12888 } 12889 // Regardless of writeSettings we need to ensure that this restriction 12890 // state propagation is persisted 12891 mSettings.writeAllUsersPackageRestrictionsLPr(); 12892 } 12893 // can downgrade to reader here 12894 if (writeSettings) { 12895 mSettings.writeLPr(); 12896 } 12897 } 12898 return true; 12899 } 12900 12901 private boolean deleteInstalledPackageLI(PackageSetting ps, 12902 boolean deleteCodeAndResources, int flags, 12903 int[] allUserHandles, boolean[] perUserInstalled, 12904 PackageRemovedInfo outInfo, boolean writeSettings) { 12905 if (outInfo != null) { 12906 outInfo.uid = ps.appId; 12907 } 12908 12909 // Delete package data from internal structures and also remove data if flag is set 12910 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12911 12912 // Delete application code and resources 12913 if (deleteCodeAndResources && (outInfo != null)) { 12914 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12915 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12916 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12917 } 12918 return true; 12919 } 12920 12921 @Override 12922 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12923 int userId) { 12924 mContext.enforceCallingOrSelfPermission( 12925 android.Manifest.permission.DELETE_PACKAGES, null); 12926 synchronized (mPackages) { 12927 PackageSetting ps = mSettings.mPackages.get(packageName); 12928 if (ps == null) { 12929 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12930 return false; 12931 } 12932 if (!ps.getInstalled(userId)) { 12933 // Can't block uninstall for an app that is not installed or enabled. 12934 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12935 return false; 12936 } 12937 ps.setBlockUninstall(blockUninstall, userId); 12938 mSettings.writePackageRestrictionsLPr(userId); 12939 } 12940 return true; 12941 } 12942 12943 @Override 12944 public boolean getBlockUninstallForUser(String packageName, int userId) { 12945 synchronized (mPackages) { 12946 PackageSetting ps = mSettings.mPackages.get(packageName); 12947 if (ps == null) { 12948 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12949 return false; 12950 } 12951 return ps.getBlockUninstall(userId); 12952 } 12953 } 12954 12955 /* 12956 * This method handles package deletion in general 12957 */ 12958 private boolean deletePackageLI(String packageName, UserHandle user, 12959 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12960 int flags, PackageRemovedInfo outInfo, 12961 boolean writeSettings) { 12962 if (packageName == null) { 12963 Slog.w(TAG, "Attempt to delete null packageName."); 12964 return false; 12965 } 12966 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12967 PackageSetting ps; 12968 boolean dataOnly = false; 12969 int removeUser = -1; 12970 int appId = -1; 12971 synchronized (mPackages) { 12972 ps = mSettings.mPackages.get(packageName); 12973 if (ps == null) { 12974 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12975 return false; 12976 } 12977 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12978 && user.getIdentifier() != UserHandle.USER_ALL) { 12979 // The caller is asking that the package only be deleted for a single 12980 // user. To do this, we just mark its uninstalled state and delete 12981 // its data. If this is a system app, we only allow this to happen if 12982 // they have set the special DELETE_SYSTEM_APP which requests different 12983 // semantics than normal for uninstalling system apps. 12984 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12985 ps.setUserState(user.getIdentifier(), 12986 COMPONENT_ENABLED_STATE_DEFAULT, 12987 false, //installed 12988 true, //stopped 12989 true, //notLaunched 12990 false, //hidden 12991 null, null, null, 12992 false, // blockUninstall 12993 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 12994 if (!isSystemApp(ps)) { 12995 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12996 // Other user still have this package installed, so all 12997 // we need to do is clear this user's data and save that 12998 // it is uninstalled. 12999 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13000 removeUser = user.getIdentifier(); 13001 appId = ps.appId; 13002 scheduleWritePackageRestrictionsLocked(removeUser); 13003 } else { 13004 // We need to set it back to 'installed' so the uninstall 13005 // broadcasts will be sent correctly. 13006 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13007 ps.setInstalled(true, user.getIdentifier()); 13008 } 13009 } else { 13010 // This is a system app, so we assume that the 13011 // other users still have this package installed, so all 13012 // we need to do is clear this user's data and save that 13013 // it is uninstalled. 13014 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13015 removeUser = user.getIdentifier(); 13016 appId = ps.appId; 13017 scheduleWritePackageRestrictionsLocked(removeUser); 13018 } 13019 } 13020 } 13021 13022 if (removeUser >= 0) { 13023 // From above, we determined that we are deleting this only 13024 // for a single user. Continue the work here. 13025 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13026 if (outInfo != null) { 13027 outInfo.removedPackage = packageName; 13028 outInfo.removedAppId = appId; 13029 outInfo.removedUsers = new int[] {removeUser}; 13030 } 13031 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13032 removeKeystoreDataIfNeeded(removeUser, appId); 13033 schedulePackageCleaning(packageName, removeUser, false); 13034 synchronized (mPackages) { 13035 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13036 scheduleWritePackageRestrictionsLocked(removeUser); 13037 } 13038 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13039 } 13040 return true; 13041 } 13042 13043 if (dataOnly) { 13044 // Delete application data first 13045 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13046 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13047 return true; 13048 } 13049 13050 boolean ret = false; 13051 if (isSystemApp(ps)) { 13052 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13053 // When an updated system application is deleted we delete the existing resources as well and 13054 // fall back to existing code in system partition 13055 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13056 flags, outInfo, writeSettings); 13057 } else { 13058 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13059 // Kill application pre-emptively especially for apps on sd. 13060 killApplication(packageName, ps.appId, "uninstall pkg"); 13061 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13062 allUserHandles, perUserInstalled, 13063 outInfo, writeSettings); 13064 } 13065 13066 return ret; 13067 } 13068 13069 private final class ClearStorageConnection implements ServiceConnection { 13070 IMediaContainerService mContainerService; 13071 13072 @Override 13073 public void onServiceConnected(ComponentName name, IBinder service) { 13074 synchronized (this) { 13075 mContainerService = IMediaContainerService.Stub.asInterface(service); 13076 notifyAll(); 13077 } 13078 } 13079 13080 @Override 13081 public void onServiceDisconnected(ComponentName name) { 13082 } 13083 } 13084 13085 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13086 final boolean mounted; 13087 if (Environment.isExternalStorageEmulated()) { 13088 mounted = true; 13089 } else { 13090 final String status = Environment.getExternalStorageState(); 13091 13092 mounted = status.equals(Environment.MEDIA_MOUNTED) 13093 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13094 } 13095 13096 if (!mounted) { 13097 return; 13098 } 13099 13100 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13101 int[] users; 13102 if (userId == UserHandle.USER_ALL) { 13103 users = sUserManager.getUserIds(); 13104 } else { 13105 users = new int[] { userId }; 13106 } 13107 final ClearStorageConnection conn = new ClearStorageConnection(); 13108 if (mContext.bindServiceAsUser( 13109 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13110 try { 13111 for (int curUser : users) { 13112 long timeout = SystemClock.uptimeMillis() + 5000; 13113 synchronized (conn) { 13114 long now = SystemClock.uptimeMillis(); 13115 while (conn.mContainerService == null && now < timeout) { 13116 try { 13117 conn.wait(timeout - now); 13118 } catch (InterruptedException e) { 13119 } 13120 } 13121 } 13122 if (conn.mContainerService == null) { 13123 return; 13124 } 13125 13126 final UserEnvironment userEnv = new UserEnvironment(curUser); 13127 clearDirectory(conn.mContainerService, 13128 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13129 if (allData) { 13130 clearDirectory(conn.mContainerService, 13131 userEnv.buildExternalStorageAppDataDirs(packageName)); 13132 clearDirectory(conn.mContainerService, 13133 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13134 } 13135 } 13136 } finally { 13137 mContext.unbindService(conn); 13138 } 13139 } 13140 } 13141 13142 @Override 13143 public void clearApplicationUserData(final String packageName, 13144 final IPackageDataObserver observer, final int userId) { 13145 mContext.enforceCallingOrSelfPermission( 13146 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13147 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13148 // Queue up an async operation since the package deletion may take a little while. 13149 mHandler.post(new Runnable() { 13150 public void run() { 13151 mHandler.removeCallbacks(this); 13152 final boolean succeeded; 13153 synchronized (mInstallLock) { 13154 succeeded = clearApplicationUserDataLI(packageName, userId); 13155 } 13156 clearExternalStorageDataSync(packageName, userId, true); 13157 if (succeeded) { 13158 // invoke DeviceStorageMonitor's update method to clear any notifications 13159 DeviceStorageMonitorInternal 13160 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13161 if (dsm != null) { 13162 dsm.checkMemory(); 13163 } 13164 } 13165 if(observer != null) { 13166 try { 13167 observer.onRemoveCompleted(packageName, succeeded); 13168 } catch (RemoteException e) { 13169 Log.i(TAG, "Observer no longer exists."); 13170 } 13171 } //end if observer 13172 } //end run 13173 }); 13174 } 13175 13176 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13177 if (packageName == null) { 13178 Slog.w(TAG, "Attempt to delete null packageName."); 13179 return false; 13180 } 13181 13182 // Try finding details about the requested package 13183 PackageParser.Package pkg; 13184 synchronized (mPackages) { 13185 pkg = mPackages.get(packageName); 13186 if (pkg == null) { 13187 final PackageSetting ps = mSettings.mPackages.get(packageName); 13188 if (ps != null) { 13189 pkg = ps.pkg; 13190 } 13191 } 13192 13193 if (pkg == null) { 13194 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13195 return false; 13196 } 13197 13198 PackageSetting ps = (PackageSetting) pkg.mExtras; 13199 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13200 } 13201 13202 // Always delete data directories for package, even if we found no other 13203 // record of app. This helps users recover from UID mismatches without 13204 // resorting to a full data wipe. 13205 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13206 if (retCode < 0) { 13207 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13208 return false; 13209 } 13210 13211 final int appId = pkg.applicationInfo.uid; 13212 removeKeystoreDataIfNeeded(userId, appId); 13213 13214 // Create a native library symlink only if we have native libraries 13215 // and if the native libraries are 32 bit libraries. We do not provide 13216 // this symlink for 64 bit libraries. 13217 if (pkg.applicationInfo.primaryCpuAbi != null && 13218 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13219 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13220 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13221 nativeLibPath, userId) < 0) { 13222 Slog.w(TAG, "Failed linking native library dir"); 13223 return false; 13224 } 13225 } 13226 13227 return true; 13228 } 13229 13230 /** 13231 * Reverts user permission state changes (permissions and flags). 13232 * 13233 * @param ps The package for which to reset. 13234 * @param userId The device user for which to do a reset. 13235 */ 13236 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13237 final PackageSetting ps, final int userId) { 13238 if (ps.pkg == null) { 13239 return; 13240 } 13241 13242 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13243 | FLAG_PERMISSION_USER_FIXED 13244 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13245 13246 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13247 | FLAG_PERMISSION_POLICY_FIXED; 13248 13249 boolean writeInstallPermissions = false; 13250 boolean writeRuntimePermissions = false; 13251 13252 final int permissionCount = ps.pkg.requestedPermissions.size(); 13253 for (int i = 0; i < permissionCount; i++) { 13254 String permission = ps.pkg.requestedPermissions.get(i); 13255 13256 BasePermission bp = mSettings.mPermissions.get(permission); 13257 if (bp == null) { 13258 continue; 13259 } 13260 13261 // If shared user we just reset the state to which only this app contributed. 13262 if (ps.sharedUser != null) { 13263 boolean used = false; 13264 final int packageCount = ps.sharedUser.packages.size(); 13265 for (int j = 0; j < packageCount; j++) { 13266 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13267 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13268 && pkg.pkg.requestedPermissions.contains(permission)) { 13269 used = true; 13270 break; 13271 } 13272 } 13273 if (used) { 13274 continue; 13275 } 13276 } 13277 13278 PermissionsState permissionsState = ps.getPermissionsState(); 13279 13280 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13281 13282 // Always clear the user settable flags. 13283 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13284 bp.name) != null; 13285 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13286 if (hasInstallState) { 13287 writeInstallPermissions = true; 13288 } else { 13289 writeRuntimePermissions = true; 13290 } 13291 } 13292 13293 // Below is only runtime permission handling. 13294 if (!bp.isRuntime()) { 13295 continue; 13296 } 13297 13298 // Never clobber system or policy. 13299 if ((oldFlags & policyOrSystemFlags) != 0) { 13300 continue; 13301 } 13302 13303 // If this permission was granted by default, make sure it is. 13304 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13305 if (permissionsState.grantRuntimePermission(bp, userId) 13306 != PERMISSION_OPERATION_FAILURE) { 13307 writeRuntimePermissions = true; 13308 } 13309 } else { 13310 // Otherwise, reset the permission. 13311 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13312 switch (revokeResult) { 13313 case PERMISSION_OPERATION_SUCCESS: { 13314 writeRuntimePermissions = true; 13315 } break; 13316 13317 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13318 writeRuntimePermissions = true; 13319 // If gids changed for this user, kill all affected packages. 13320 mHandler.post(new Runnable() { 13321 @Override 13322 public void run() { 13323 // This has to happen with no lock held. 13324 killSettingPackagesForUser(ps, userId, 13325 KILL_APP_REASON_GIDS_CHANGED); 13326 } 13327 }); 13328 } break; 13329 } 13330 } 13331 } 13332 13333 // Synchronously write as we are taking permissions away. 13334 if (writeRuntimePermissions) { 13335 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13336 } 13337 13338 // Synchronously write as we are taking permissions away. 13339 if (writeInstallPermissions) { 13340 mSettings.writeLPr(); 13341 } 13342 } 13343 13344 /** 13345 * Remove entries from the keystore daemon. Will only remove it if the 13346 * {@code appId} is valid. 13347 */ 13348 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13349 if (appId < 0) { 13350 return; 13351 } 13352 13353 final KeyStore keyStore = KeyStore.getInstance(); 13354 if (keyStore != null) { 13355 if (userId == UserHandle.USER_ALL) { 13356 for (final int individual : sUserManager.getUserIds()) { 13357 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13358 } 13359 } else { 13360 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13361 } 13362 } else { 13363 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13364 } 13365 } 13366 13367 @Override 13368 public void deleteApplicationCacheFiles(final String packageName, 13369 final IPackageDataObserver observer) { 13370 mContext.enforceCallingOrSelfPermission( 13371 android.Manifest.permission.DELETE_CACHE_FILES, null); 13372 // Queue up an async operation since the package deletion may take a little while. 13373 final int userId = UserHandle.getCallingUserId(); 13374 mHandler.post(new Runnable() { 13375 public void run() { 13376 mHandler.removeCallbacks(this); 13377 final boolean succeded; 13378 synchronized (mInstallLock) { 13379 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13380 } 13381 clearExternalStorageDataSync(packageName, userId, false); 13382 if (observer != null) { 13383 try { 13384 observer.onRemoveCompleted(packageName, succeded); 13385 } catch (RemoteException e) { 13386 Log.i(TAG, "Observer no longer exists."); 13387 } 13388 } //end if observer 13389 } //end run 13390 }); 13391 } 13392 13393 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13394 if (packageName == null) { 13395 Slog.w(TAG, "Attempt to delete null packageName."); 13396 return false; 13397 } 13398 PackageParser.Package p; 13399 synchronized (mPackages) { 13400 p = mPackages.get(packageName); 13401 } 13402 if (p == null) { 13403 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13404 return false; 13405 } 13406 final ApplicationInfo applicationInfo = p.applicationInfo; 13407 if (applicationInfo == null) { 13408 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13409 return false; 13410 } 13411 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13412 if (retCode < 0) { 13413 Slog.w(TAG, "Couldn't remove cache files for package: " 13414 + packageName + " u" + userId); 13415 return false; 13416 } 13417 return true; 13418 } 13419 13420 @Override 13421 public void getPackageSizeInfo(final String packageName, int userHandle, 13422 final IPackageStatsObserver observer) { 13423 mContext.enforceCallingOrSelfPermission( 13424 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13425 if (packageName == null) { 13426 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13427 } 13428 13429 PackageStats stats = new PackageStats(packageName, userHandle); 13430 13431 /* 13432 * Queue up an async operation since the package measurement may take a 13433 * little while. 13434 */ 13435 Message msg = mHandler.obtainMessage(INIT_COPY); 13436 msg.obj = new MeasureParams(stats, observer); 13437 mHandler.sendMessage(msg); 13438 } 13439 13440 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13441 PackageStats pStats) { 13442 if (packageName == null) { 13443 Slog.w(TAG, "Attempt to get size of null packageName."); 13444 return false; 13445 } 13446 PackageParser.Package p; 13447 boolean dataOnly = false; 13448 String libDirRoot = null; 13449 String asecPath = null; 13450 PackageSetting ps = null; 13451 synchronized (mPackages) { 13452 p = mPackages.get(packageName); 13453 ps = mSettings.mPackages.get(packageName); 13454 if(p == null) { 13455 dataOnly = true; 13456 if((ps == null) || (ps.pkg == null)) { 13457 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13458 return false; 13459 } 13460 p = ps.pkg; 13461 } 13462 if (ps != null) { 13463 libDirRoot = ps.legacyNativeLibraryPathString; 13464 } 13465 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13466 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13467 if (secureContainerId != null) { 13468 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13469 } 13470 } 13471 } 13472 String publicSrcDir = null; 13473 if(!dataOnly) { 13474 final ApplicationInfo applicationInfo = p.applicationInfo; 13475 if (applicationInfo == null) { 13476 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13477 return false; 13478 } 13479 if (p.isForwardLocked()) { 13480 publicSrcDir = applicationInfo.getBaseResourcePath(); 13481 } 13482 } 13483 // TODO: extend to measure size of split APKs 13484 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13485 // not just the first level. 13486 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13487 // just the primary. 13488 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13489 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13490 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13491 if (res < 0) { 13492 return false; 13493 } 13494 13495 // Fix-up for forward-locked applications in ASEC containers. 13496 if (!isExternal(p)) { 13497 pStats.codeSize += pStats.externalCodeSize; 13498 pStats.externalCodeSize = 0L; 13499 } 13500 13501 return true; 13502 } 13503 13504 13505 @Override 13506 public void addPackageToPreferred(String packageName) { 13507 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13508 } 13509 13510 @Override 13511 public void removePackageFromPreferred(String packageName) { 13512 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13513 } 13514 13515 @Override 13516 public List<PackageInfo> getPreferredPackages(int flags) { 13517 return new ArrayList<PackageInfo>(); 13518 } 13519 13520 private int getUidTargetSdkVersionLockedLPr(int uid) { 13521 Object obj = mSettings.getUserIdLPr(uid); 13522 if (obj instanceof SharedUserSetting) { 13523 final SharedUserSetting sus = (SharedUserSetting) obj; 13524 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13525 final Iterator<PackageSetting> it = sus.packages.iterator(); 13526 while (it.hasNext()) { 13527 final PackageSetting ps = it.next(); 13528 if (ps.pkg != null) { 13529 int v = ps.pkg.applicationInfo.targetSdkVersion; 13530 if (v < vers) vers = v; 13531 } 13532 } 13533 return vers; 13534 } else if (obj instanceof PackageSetting) { 13535 final PackageSetting ps = (PackageSetting) obj; 13536 if (ps.pkg != null) { 13537 return ps.pkg.applicationInfo.targetSdkVersion; 13538 } 13539 } 13540 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13541 } 13542 13543 @Override 13544 public void addPreferredActivity(IntentFilter filter, int match, 13545 ComponentName[] set, ComponentName activity, int userId) { 13546 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13547 "Adding preferred"); 13548 } 13549 13550 private void addPreferredActivityInternal(IntentFilter filter, int match, 13551 ComponentName[] set, ComponentName activity, boolean always, int userId, 13552 String opname) { 13553 // writer 13554 int callingUid = Binder.getCallingUid(); 13555 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13556 if (filter.countActions() == 0) { 13557 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13558 return; 13559 } 13560 synchronized (mPackages) { 13561 if (mContext.checkCallingOrSelfPermission( 13562 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13563 != PackageManager.PERMISSION_GRANTED) { 13564 if (getUidTargetSdkVersionLockedLPr(callingUid) 13565 < Build.VERSION_CODES.FROYO) { 13566 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13567 + callingUid); 13568 return; 13569 } 13570 mContext.enforceCallingOrSelfPermission( 13571 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13572 } 13573 13574 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13575 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13576 + userId + ":"); 13577 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13578 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13579 scheduleWritePackageRestrictionsLocked(userId); 13580 } 13581 } 13582 13583 @Override 13584 public void replacePreferredActivity(IntentFilter filter, int match, 13585 ComponentName[] set, ComponentName activity, int userId) { 13586 if (filter.countActions() != 1) { 13587 throw new IllegalArgumentException( 13588 "replacePreferredActivity expects filter to have only 1 action."); 13589 } 13590 if (filter.countDataAuthorities() != 0 13591 || filter.countDataPaths() != 0 13592 || filter.countDataSchemes() > 1 13593 || filter.countDataTypes() != 0) { 13594 throw new IllegalArgumentException( 13595 "replacePreferredActivity expects filter to have no data authorities, " + 13596 "paths, or types; and at most one scheme."); 13597 } 13598 13599 final int callingUid = Binder.getCallingUid(); 13600 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13601 synchronized (mPackages) { 13602 if (mContext.checkCallingOrSelfPermission( 13603 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13604 != PackageManager.PERMISSION_GRANTED) { 13605 if (getUidTargetSdkVersionLockedLPr(callingUid) 13606 < Build.VERSION_CODES.FROYO) { 13607 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13608 + Binder.getCallingUid()); 13609 return; 13610 } 13611 mContext.enforceCallingOrSelfPermission( 13612 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13613 } 13614 13615 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13616 if (pir != null) { 13617 // Get all of the existing entries that exactly match this filter. 13618 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13619 if (existing != null && existing.size() == 1) { 13620 PreferredActivity cur = existing.get(0); 13621 if (DEBUG_PREFERRED) { 13622 Slog.i(TAG, "Checking replace of preferred:"); 13623 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13624 if (!cur.mPref.mAlways) { 13625 Slog.i(TAG, " -- CUR; not mAlways!"); 13626 } else { 13627 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13628 Slog.i(TAG, " -- CUR: mSet=" 13629 + Arrays.toString(cur.mPref.mSetComponents)); 13630 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13631 Slog.i(TAG, " -- NEW: mMatch=" 13632 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13633 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13634 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13635 } 13636 } 13637 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13638 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13639 && cur.mPref.sameSet(set)) { 13640 // Setting the preferred activity to what it happens to be already 13641 if (DEBUG_PREFERRED) { 13642 Slog.i(TAG, "Replacing with same preferred activity " 13643 + cur.mPref.mShortComponent + " for user " 13644 + userId + ":"); 13645 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13646 } 13647 return; 13648 } 13649 } 13650 13651 if (existing != null) { 13652 if (DEBUG_PREFERRED) { 13653 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13654 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13655 } 13656 for (int i = 0; i < existing.size(); i++) { 13657 PreferredActivity pa = existing.get(i); 13658 if (DEBUG_PREFERRED) { 13659 Slog.i(TAG, "Removing existing preferred activity " 13660 + pa.mPref.mComponent + ":"); 13661 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13662 } 13663 pir.removeFilter(pa); 13664 } 13665 } 13666 } 13667 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13668 "Replacing preferred"); 13669 } 13670 } 13671 13672 @Override 13673 public void clearPackagePreferredActivities(String packageName) { 13674 final int uid = Binder.getCallingUid(); 13675 // writer 13676 synchronized (mPackages) { 13677 PackageParser.Package pkg = mPackages.get(packageName); 13678 if (pkg == null || pkg.applicationInfo.uid != uid) { 13679 if (mContext.checkCallingOrSelfPermission( 13680 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13681 != PackageManager.PERMISSION_GRANTED) { 13682 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13683 < Build.VERSION_CODES.FROYO) { 13684 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13685 + Binder.getCallingUid()); 13686 return; 13687 } 13688 mContext.enforceCallingOrSelfPermission( 13689 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13690 } 13691 } 13692 13693 int user = UserHandle.getCallingUserId(); 13694 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13695 scheduleWritePackageRestrictionsLocked(user); 13696 } 13697 } 13698 } 13699 13700 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13701 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13702 ArrayList<PreferredActivity> removed = null; 13703 boolean changed = false; 13704 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13705 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13706 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13707 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13708 continue; 13709 } 13710 Iterator<PreferredActivity> it = pir.filterIterator(); 13711 while (it.hasNext()) { 13712 PreferredActivity pa = it.next(); 13713 // Mark entry for removal only if it matches the package name 13714 // and the entry is of type "always". 13715 if (packageName == null || 13716 (pa.mPref.mComponent.getPackageName().equals(packageName) 13717 && pa.mPref.mAlways)) { 13718 if (removed == null) { 13719 removed = new ArrayList<PreferredActivity>(); 13720 } 13721 removed.add(pa); 13722 } 13723 } 13724 if (removed != null) { 13725 for (int j=0; j<removed.size(); j++) { 13726 PreferredActivity pa = removed.get(j); 13727 pir.removeFilter(pa); 13728 } 13729 changed = true; 13730 } 13731 } 13732 return changed; 13733 } 13734 13735 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13736 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13737 if (userId == UserHandle.USER_ALL) { 13738 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13739 sUserManager.getUserIds())) { 13740 for (int oneUserId : sUserManager.getUserIds()) { 13741 scheduleWritePackageRestrictionsLocked(oneUserId); 13742 } 13743 } 13744 } else { 13745 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13746 scheduleWritePackageRestrictionsLocked(userId); 13747 } 13748 } 13749 } 13750 13751 13752 void clearDefaultBrowserIfNeeded(String packageName) { 13753 for (int oneUserId : sUserManager.getUserIds()) { 13754 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13755 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13756 if (packageName.equals(defaultBrowserPackageName)) { 13757 setDefaultBrowserPackageName(null, oneUserId); 13758 } 13759 } 13760 } 13761 13762 @Override 13763 public void resetPreferredActivities(int userId) { 13764 mContext.enforceCallingOrSelfPermission( 13765 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13766 // writer 13767 synchronized (mPackages) { 13768 clearPackagePreferredActivitiesLPw(null, userId); 13769 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13770 applyFactoryDefaultBrowserLPw(userId); 13771 primeDomainVerificationsLPw(userId); 13772 13773 scheduleWritePackageRestrictionsLocked(userId); 13774 } 13775 } 13776 13777 @Override 13778 public int getPreferredActivities(List<IntentFilter> outFilters, 13779 List<ComponentName> outActivities, String packageName) { 13780 13781 int num = 0; 13782 final int userId = UserHandle.getCallingUserId(); 13783 // reader 13784 synchronized (mPackages) { 13785 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13786 if (pir != null) { 13787 final Iterator<PreferredActivity> it = pir.filterIterator(); 13788 while (it.hasNext()) { 13789 final PreferredActivity pa = it.next(); 13790 if (packageName == null 13791 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13792 && pa.mPref.mAlways)) { 13793 if (outFilters != null) { 13794 outFilters.add(new IntentFilter(pa)); 13795 } 13796 if (outActivities != null) { 13797 outActivities.add(pa.mPref.mComponent); 13798 } 13799 } 13800 } 13801 } 13802 } 13803 13804 return num; 13805 } 13806 13807 @Override 13808 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13809 int userId) { 13810 int callingUid = Binder.getCallingUid(); 13811 if (callingUid != Process.SYSTEM_UID) { 13812 throw new SecurityException( 13813 "addPersistentPreferredActivity can only be run by the system"); 13814 } 13815 if (filter.countActions() == 0) { 13816 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13817 return; 13818 } 13819 synchronized (mPackages) { 13820 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13821 " :"); 13822 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13823 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13824 new PersistentPreferredActivity(filter, activity)); 13825 scheduleWritePackageRestrictionsLocked(userId); 13826 } 13827 } 13828 13829 @Override 13830 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13831 int callingUid = Binder.getCallingUid(); 13832 if (callingUid != Process.SYSTEM_UID) { 13833 throw new SecurityException( 13834 "clearPackagePersistentPreferredActivities can only be run by the system"); 13835 } 13836 ArrayList<PersistentPreferredActivity> removed = null; 13837 boolean changed = false; 13838 synchronized (mPackages) { 13839 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13840 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13841 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13842 .valueAt(i); 13843 if (userId != thisUserId) { 13844 continue; 13845 } 13846 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13847 while (it.hasNext()) { 13848 PersistentPreferredActivity ppa = it.next(); 13849 // Mark entry for removal only if it matches the package name. 13850 if (ppa.mComponent.getPackageName().equals(packageName)) { 13851 if (removed == null) { 13852 removed = new ArrayList<PersistentPreferredActivity>(); 13853 } 13854 removed.add(ppa); 13855 } 13856 } 13857 if (removed != null) { 13858 for (int j=0; j<removed.size(); j++) { 13859 PersistentPreferredActivity ppa = removed.get(j); 13860 ppir.removeFilter(ppa); 13861 } 13862 changed = true; 13863 } 13864 } 13865 13866 if (changed) { 13867 scheduleWritePackageRestrictionsLocked(userId); 13868 } 13869 } 13870 } 13871 13872 /** 13873 * Common machinery for picking apart a restored XML blob and passing 13874 * it to a caller-supplied functor to be applied to the running system. 13875 */ 13876 private void restoreFromXml(XmlPullParser parser, int userId, 13877 String expectedStartTag, BlobXmlRestorer functor) 13878 throws IOException, XmlPullParserException { 13879 int type; 13880 while ((type = parser.next()) != XmlPullParser.START_TAG 13881 && type != XmlPullParser.END_DOCUMENT) { 13882 } 13883 if (type != XmlPullParser.START_TAG) { 13884 // oops didn't find a start tag?! 13885 if (DEBUG_BACKUP) { 13886 Slog.e(TAG, "Didn't find start tag during restore"); 13887 } 13888 return; 13889 } 13890 13891 // this is supposed to be TAG_PREFERRED_BACKUP 13892 if (!expectedStartTag.equals(parser.getName())) { 13893 if (DEBUG_BACKUP) { 13894 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13895 } 13896 return; 13897 } 13898 13899 // skip interfering stuff, then we're aligned with the backing implementation 13900 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13901 functor.apply(parser, userId); 13902 } 13903 13904 private interface BlobXmlRestorer { 13905 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13906 } 13907 13908 /** 13909 * Non-Binder method, support for the backup/restore mechanism: write the 13910 * full set of preferred activities in its canonical XML format. Returns the 13911 * XML output as a byte array, or null if there is none. 13912 */ 13913 @Override 13914 public byte[] getPreferredActivityBackup(int userId) { 13915 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13916 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13917 } 13918 13919 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13920 try { 13921 final XmlSerializer serializer = new FastXmlSerializer(); 13922 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13923 serializer.startDocument(null, true); 13924 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13925 13926 synchronized (mPackages) { 13927 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13928 } 13929 13930 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13931 serializer.endDocument(); 13932 serializer.flush(); 13933 } catch (Exception e) { 13934 if (DEBUG_BACKUP) { 13935 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13936 } 13937 return null; 13938 } 13939 13940 return dataStream.toByteArray(); 13941 } 13942 13943 @Override 13944 public void restorePreferredActivities(byte[] backup, int userId) { 13945 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13946 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13947 } 13948 13949 try { 13950 final XmlPullParser parser = Xml.newPullParser(); 13951 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13952 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13953 new BlobXmlRestorer() { 13954 @Override 13955 public void apply(XmlPullParser parser, int userId) 13956 throws XmlPullParserException, IOException { 13957 synchronized (mPackages) { 13958 mSettings.readPreferredActivitiesLPw(parser, userId); 13959 } 13960 } 13961 } ); 13962 } catch (Exception e) { 13963 if (DEBUG_BACKUP) { 13964 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13965 } 13966 } 13967 } 13968 13969 /** 13970 * Non-Binder method, support for the backup/restore mechanism: write the 13971 * default browser (etc) settings in its canonical XML format. Returns the default 13972 * browser XML representation as a byte array, or null if there is none. 13973 */ 13974 @Override 13975 public byte[] getDefaultAppsBackup(int userId) { 13976 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13977 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13978 } 13979 13980 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13981 try { 13982 final XmlSerializer serializer = new FastXmlSerializer(); 13983 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13984 serializer.startDocument(null, true); 13985 serializer.startTag(null, TAG_DEFAULT_APPS); 13986 13987 synchronized (mPackages) { 13988 mSettings.writeDefaultAppsLPr(serializer, userId); 13989 } 13990 13991 serializer.endTag(null, TAG_DEFAULT_APPS); 13992 serializer.endDocument(); 13993 serializer.flush(); 13994 } catch (Exception e) { 13995 if (DEBUG_BACKUP) { 13996 Slog.e(TAG, "Unable to write default apps for backup", e); 13997 } 13998 return null; 13999 } 14000 14001 return dataStream.toByteArray(); 14002 } 14003 14004 @Override 14005 public void restoreDefaultApps(byte[] backup, int userId) { 14006 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14007 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14008 } 14009 14010 try { 14011 final XmlPullParser parser = Xml.newPullParser(); 14012 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14013 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14014 new BlobXmlRestorer() { 14015 @Override 14016 public void apply(XmlPullParser parser, int userId) 14017 throws XmlPullParserException, IOException { 14018 synchronized (mPackages) { 14019 mSettings.readDefaultAppsLPw(parser, userId); 14020 } 14021 } 14022 } ); 14023 } catch (Exception e) { 14024 if (DEBUG_BACKUP) { 14025 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14026 } 14027 } 14028 } 14029 14030 @Override 14031 public byte[] getIntentFilterVerificationBackup(int userId) { 14032 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14033 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14034 } 14035 14036 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14037 try { 14038 final XmlSerializer serializer = new FastXmlSerializer(); 14039 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14040 serializer.startDocument(null, true); 14041 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14042 14043 synchronized (mPackages) { 14044 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14045 } 14046 14047 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14048 serializer.endDocument(); 14049 serializer.flush(); 14050 } catch (Exception e) { 14051 if (DEBUG_BACKUP) { 14052 Slog.e(TAG, "Unable to write default apps for backup", e); 14053 } 14054 return null; 14055 } 14056 14057 return dataStream.toByteArray(); 14058 } 14059 14060 @Override 14061 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14062 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14063 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14064 } 14065 14066 try { 14067 final XmlPullParser parser = Xml.newPullParser(); 14068 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14069 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14070 new BlobXmlRestorer() { 14071 @Override 14072 public void apply(XmlPullParser parser, int userId) 14073 throws XmlPullParserException, IOException { 14074 synchronized (mPackages) { 14075 mSettings.readAllDomainVerificationsLPr(parser, userId); 14076 mSettings.writeLPr(); 14077 } 14078 } 14079 } ); 14080 } catch (Exception e) { 14081 if (DEBUG_BACKUP) { 14082 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14083 } 14084 } 14085 } 14086 14087 @Override 14088 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14089 int sourceUserId, int targetUserId, int flags) { 14090 mContext.enforceCallingOrSelfPermission( 14091 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14092 int callingUid = Binder.getCallingUid(); 14093 enforceOwnerRights(ownerPackage, callingUid); 14094 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14095 if (intentFilter.countActions() == 0) { 14096 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14097 return; 14098 } 14099 synchronized (mPackages) { 14100 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14101 ownerPackage, targetUserId, flags); 14102 CrossProfileIntentResolver resolver = 14103 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14104 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14105 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14106 if (existing != null) { 14107 int size = existing.size(); 14108 for (int i = 0; i < size; i++) { 14109 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14110 return; 14111 } 14112 } 14113 } 14114 resolver.addFilter(newFilter); 14115 scheduleWritePackageRestrictionsLocked(sourceUserId); 14116 } 14117 } 14118 14119 @Override 14120 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14121 mContext.enforceCallingOrSelfPermission( 14122 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14123 int callingUid = Binder.getCallingUid(); 14124 enforceOwnerRights(ownerPackage, callingUid); 14125 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14126 synchronized (mPackages) { 14127 CrossProfileIntentResolver resolver = 14128 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14129 ArraySet<CrossProfileIntentFilter> set = 14130 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14131 for (CrossProfileIntentFilter filter : set) { 14132 if (filter.getOwnerPackage().equals(ownerPackage)) { 14133 resolver.removeFilter(filter); 14134 } 14135 } 14136 scheduleWritePackageRestrictionsLocked(sourceUserId); 14137 } 14138 } 14139 14140 // Enforcing that callingUid is owning pkg on userId 14141 private void enforceOwnerRights(String pkg, int callingUid) { 14142 // The system owns everything. 14143 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14144 return; 14145 } 14146 int callingUserId = UserHandle.getUserId(callingUid); 14147 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14148 if (pi == null) { 14149 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14150 + callingUserId); 14151 } 14152 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14153 throw new SecurityException("Calling uid " + callingUid 14154 + " does not own package " + pkg); 14155 } 14156 } 14157 14158 @Override 14159 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14160 Intent intent = new Intent(Intent.ACTION_MAIN); 14161 intent.addCategory(Intent.CATEGORY_HOME); 14162 14163 final int callingUserId = UserHandle.getCallingUserId(); 14164 List<ResolveInfo> list = queryIntentActivities(intent, null, 14165 PackageManager.GET_META_DATA, callingUserId); 14166 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14167 true, false, false, callingUserId); 14168 14169 allHomeCandidates.clear(); 14170 if (list != null) { 14171 for (ResolveInfo ri : list) { 14172 allHomeCandidates.add(ri); 14173 } 14174 } 14175 return (preferred == null || preferred.activityInfo == null) 14176 ? null 14177 : new ComponentName(preferred.activityInfo.packageName, 14178 preferred.activityInfo.name); 14179 } 14180 14181 @Override 14182 public void setApplicationEnabledSetting(String appPackageName, 14183 int newState, int flags, int userId, String callingPackage) { 14184 if (!sUserManager.exists(userId)) return; 14185 if (callingPackage == null) { 14186 callingPackage = Integer.toString(Binder.getCallingUid()); 14187 } 14188 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14189 } 14190 14191 @Override 14192 public void setComponentEnabledSetting(ComponentName componentName, 14193 int newState, int flags, int userId) { 14194 if (!sUserManager.exists(userId)) return; 14195 setEnabledSetting(componentName.getPackageName(), 14196 componentName.getClassName(), newState, flags, userId, null); 14197 } 14198 14199 private void setEnabledSetting(final String packageName, String className, int newState, 14200 final int flags, int userId, String callingPackage) { 14201 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14202 || newState == COMPONENT_ENABLED_STATE_ENABLED 14203 || newState == COMPONENT_ENABLED_STATE_DISABLED 14204 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14205 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14206 throw new IllegalArgumentException("Invalid new component state: " 14207 + newState); 14208 } 14209 PackageSetting pkgSetting; 14210 final int uid = Binder.getCallingUid(); 14211 final int permission = mContext.checkCallingOrSelfPermission( 14212 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14213 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14214 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14215 boolean sendNow = false; 14216 boolean isApp = (className == null); 14217 String componentName = isApp ? packageName : className; 14218 int packageUid = -1; 14219 ArrayList<String> components; 14220 14221 // writer 14222 synchronized (mPackages) { 14223 pkgSetting = mSettings.mPackages.get(packageName); 14224 if (pkgSetting == null) { 14225 if (className == null) { 14226 throw new IllegalArgumentException( 14227 "Unknown package: " + packageName); 14228 } 14229 throw new IllegalArgumentException( 14230 "Unknown component: " + packageName 14231 + "/" + className); 14232 } 14233 // Allow root and verify that userId is not being specified by a different user 14234 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14235 throw new SecurityException( 14236 "Permission Denial: attempt to change component state from pid=" 14237 + Binder.getCallingPid() 14238 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14239 } 14240 if (className == null) { 14241 // We're dealing with an application/package level state change 14242 if (pkgSetting.getEnabled(userId) == newState) { 14243 // Nothing to do 14244 return; 14245 } 14246 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14247 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14248 // Don't care about who enables an app. 14249 callingPackage = null; 14250 } 14251 pkgSetting.setEnabled(newState, userId, callingPackage); 14252 // pkgSetting.pkg.mSetEnabled = newState; 14253 } else { 14254 // We're dealing with a component level state change 14255 // First, verify that this is a valid class name. 14256 PackageParser.Package pkg = pkgSetting.pkg; 14257 if (pkg == null || !pkg.hasComponentClassName(className)) { 14258 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14259 throw new IllegalArgumentException("Component class " + className 14260 + " does not exist in " + packageName); 14261 } else { 14262 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14263 + className + " does not exist in " + packageName); 14264 } 14265 } 14266 switch (newState) { 14267 case COMPONENT_ENABLED_STATE_ENABLED: 14268 if (!pkgSetting.enableComponentLPw(className, userId)) { 14269 return; 14270 } 14271 break; 14272 case COMPONENT_ENABLED_STATE_DISABLED: 14273 if (!pkgSetting.disableComponentLPw(className, userId)) { 14274 return; 14275 } 14276 break; 14277 case COMPONENT_ENABLED_STATE_DEFAULT: 14278 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14279 return; 14280 } 14281 break; 14282 default: 14283 Slog.e(TAG, "Invalid new component state: " + newState); 14284 return; 14285 } 14286 } 14287 scheduleWritePackageRestrictionsLocked(userId); 14288 components = mPendingBroadcasts.get(userId, packageName); 14289 final boolean newPackage = components == null; 14290 if (newPackage) { 14291 components = new ArrayList<String>(); 14292 } 14293 if (!components.contains(componentName)) { 14294 components.add(componentName); 14295 } 14296 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14297 sendNow = true; 14298 // Purge entry from pending broadcast list if another one exists already 14299 // since we are sending one right away. 14300 mPendingBroadcasts.remove(userId, packageName); 14301 } else { 14302 if (newPackage) { 14303 mPendingBroadcasts.put(userId, packageName, components); 14304 } 14305 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14306 // Schedule a message 14307 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14308 } 14309 } 14310 } 14311 14312 long callingId = Binder.clearCallingIdentity(); 14313 try { 14314 if (sendNow) { 14315 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14316 sendPackageChangedBroadcast(packageName, 14317 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14318 } 14319 } finally { 14320 Binder.restoreCallingIdentity(callingId); 14321 } 14322 } 14323 14324 private void sendPackageChangedBroadcast(String packageName, 14325 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14326 if (DEBUG_INSTALL) 14327 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14328 + componentNames); 14329 Bundle extras = new Bundle(4); 14330 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14331 String nameList[] = new String[componentNames.size()]; 14332 componentNames.toArray(nameList); 14333 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14334 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14335 extras.putInt(Intent.EXTRA_UID, packageUid); 14336 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14337 new int[] {UserHandle.getUserId(packageUid)}); 14338 } 14339 14340 @Override 14341 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14342 if (!sUserManager.exists(userId)) return; 14343 final int uid = Binder.getCallingUid(); 14344 final int permission = mContext.checkCallingOrSelfPermission( 14345 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14346 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14347 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14348 // writer 14349 synchronized (mPackages) { 14350 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14351 allowedByPermission, uid, userId)) { 14352 scheduleWritePackageRestrictionsLocked(userId); 14353 } 14354 } 14355 } 14356 14357 @Override 14358 public String getInstallerPackageName(String packageName) { 14359 // reader 14360 synchronized (mPackages) { 14361 return mSettings.getInstallerPackageNameLPr(packageName); 14362 } 14363 } 14364 14365 @Override 14366 public int getApplicationEnabledSetting(String packageName, int userId) { 14367 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14368 int uid = Binder.getCallingUid(); 14369 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14370 // reader 14371 synchronized (mPackages) { 14372 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14373 } 14374 } 14375 14376 @Override 14377 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14378 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14379 int uid = Binder.getCallingUid(); 14380 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14381 // reader 14382 synchronized (mPackages) { 14383 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14384 } 14385 } 14386 14387 @Override 14388 public void enterSafeMode() { 14389 enforceSystemOrRoot("Only the system can request entering safe mode"); 14390 14391 if (!mSystemReady) { 14392 mSafeMode = true; 14393 } 14394 } 14395 14396 @Override 14397 public void systemReady() { 14398 mSystemReady = true; 14399 14400 // Read the compatibilty setting when the system is ready. 14401 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14402 mContext.getContentResolver(), 14403 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14404 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14405 if (DEBUG_SETTINGS) { 14406 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14407 } 14408 14409 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14410 14411 synchronized (mPackages) { 14412 // Verify that all of the preferred activity components actually 14413 // exist. It is possible for applications to be updated and at 14414 // that point remove a previously declared activity component that 14415 // had been set as a preferred activity. We try to clean this up 14416 // the next time we encounter that preferred activity, but it is 14417 // possible for the user flow to never be able to return to that 14418 // situation so here we do a sanity check to make sure we haven't 14419 // left any junk around. 14420 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14421 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14422 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14423 removed.clear(); 14424 for (PreferredActivity pa : pir.filterSet()) { 14425 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14426 removed.add(pa); 14427 } 14428 } 14429 if (removed.size() > 0) { 14430 for (int r=0; r<removed.size(); r++) { 14431 PreferredActivity pa = removed.get(r); 14432 Slog.w(TAG, "Removing dangling preferred activity: " 14433 + pa.mPref.mComponent); 14434 pir.removeFilter(pa); 14435 } 14436 mSettings.writePackageRestrictionsLPr( 14437 mSettings.mPreferredActivities.keyAt(i)); 14438 } 14439 } 14440 14441 for (int userId : UserManagerService.getInstance().getUserIds()) { 14442 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14443 grantPermissionsUserIds = ArrayUtils.appendInt( 14444 grantPermissionsUserIds, userId); 14445 } 14446 } 14447 } 14448 sUserManager.systemReady(); 14449 14450 // If we upgraded grant all default permissions before kicking off. 14451 for (int userId : grantPermissionsUserIds) { 14452 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14453 } 14454 14455 // Kick off any messages waiting for system ready 14456 if (mPostSystemReadyMessages != null) { 14457 for (Message msg : mPostSystemReadyMessages) { 14458 msg.sendToTarget(); 14459 } 14460 mPostSystemReadyMessages = null; 14461 } 14462 14463 // Watch for external volumes that come and go over time 14464 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14465 storage.registerListener(mStorageListener); 14466 14467 mInstallerService.systemReady(); 14468 mPackageDexOptimizer.systemReady(); 14469 } 14470 14471 @Override 14472 public boolean isSafeMode() { 14473 return mSafeMode; 14474 } 14475 14476 @Override 14477 public boolean hasSystemUidErrors() { 14478 return mHasSystemUidErrors; 14479 } 14480 14481 static String arrayToString(int[] array) { 14482 StringBuffer buf = new StringBuffer(128); 14483 buf.append('['); 14484 if (array != null) { 14485 for (int i=0; i<array.length; i++) { 14486 if (i > 0) buf.append(", "); 14487 buf.append(array[i]); 14488 } 14489 } 14490 buf.append(']'); 14491 return buf.toString(); 14492 } 14493 14494 static class DumpState { 14495 public static final int DUMP_LIBS = 1 << 0; 14496 public static final int DUMP_FEATURES = 1 << 1; 14497 public static final int DUMP_RESOLVERS = 1 << 2; 14498 public static final int DUMP_PERMISSIONS = 1 << 3; 14499 public static final int DUMP_PACKAGES = 1 << 4; 14500 public static final int DUMP_SHARED_USERS = 1 << 5; 14501 public static final int DUMP_MESSAGES = 1 << 6; 14502 public static final int DUMP_PROVIDERS = 1 << 7; 14503 public static final int DUMP_VERIFIERS = 1 << 8; 14504 public static final int DUMP_PREFERRED = 1 << 9; 14505 public static final int DUMP_PREFERRED_XML = 1 << 10; 14506 public static final int DUMP_KEYSETS = 1 << 11; 14507 public static final int DUMP_VERSION = 1 << 12; 14508 public static final int DUMP_INSTALLS = 1 << 13; 14509 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14510 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14511 14512 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14513 14514 private int mTypes; 14515 14516 private int mOptions; 14517 14518 private boolean mTitlePrinted; 14519 14520 private SharedUserSetting mSharedUser; 14521 14522 public boolean isDumping(int type) { 14523 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14524 return true; 14525 } 14526 14527 return (mTypes & type) != 0; 14528 } 14529 14530 public void setDump(int type) { 14531 mTypes |= type; 14532 } 14533 14534 public boolean isOptionEnabled(int option) { 14535 return (mOptions & option) != 0; 14536 } 14537 14538 public void setOptionEnabled(int option) { 14539 mOptions |= option; 14540 } 14541 14542 public boolean onTitlePrinted() { 14543 final boolean printed = mTitlePrinted; 14544 mTitlePrinted = true; 14545 return printed; 14546 } 14547 14548 public boolean getTitlePrinted() { 14549 return mTitlePrinted; 14550 } 14551 14552 public void setTitlePrinted(boolean enabled) { 14553 mTitlePrinted = enabled; 14554 } 14555 14556 public SharedUserSetting getSharedUser() { 14557 return mSharedUser; 14558 } 14559 14560 public void setSharedUser(SharedUserSetting user) { 14561 mSharedUser = user; 14562 } 14563 } 14564 14565 @Override 14566 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14567 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14568 != PackageManager.PERMISSION_GRANTED) { 14569 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14570 + Binder.getCallingPid() 14571 + ", uid=" + Binder.getCallingUid() 14572 + " without permission " 14573 + android.Manifest.permission.DUMP); 14574 return; 14575 } 14576 14577 DumpState dumpState = new DumpState(); 14578 boolean fullPreferred = false; 14579 boolean checkin = false; 14580 14581 String packageName = null; 14582 ArraySet<String> permissionNames = null; 14583 14584 int opti = 0; 14585 while (opti < args.length) { 14586 String opt = args[opti]; 14587 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14588 break; 14589 } 14590 opti++; 14591 14592 if ("-a".equals(opt)) { 14593 // Right now we only know how to print all. 14594 } else if ("-h".equals(opt)) { 14595 pw.println("Package manager dump options:"); 14596 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14597 pw.println(" --checkin: dump for a checkin"); 14598 pw.println(" -f: print details of intent filters"); 14599 pw.println(" -h: print this help"); 14600 pw.println(" cmd may be one of:"); 14601 pw.println(" l[ibraries]: list known shared libraries"); 14602 pw.println(" f[ibraries]: list device features"); 14603 pw.println(" k[eysets]: print known keysets"); 14604 pw.println(" r[esolvers]: dump intent resolvers"); 14605 pw.println(" perm[issions]: dump permissions"); 14606 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14607 pw.println(" pref[erred]: print preferred package settings"); 14608 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14609 pw.println(" prov[iders]: dump content providers"); 14610 pw.println(" p[ackages]: dump installed packages"); 14611 pw.println(" s[hared-users]: dump shared user IDs"); 14612 pw.println(" m[essages]: print collected runtime messages"); 14613 pw.println(" v[erifiers]: print package verifier info"); 14614 pw.println(" version: print database version info"); 14615 pw.println(" write: write current settings now"); 14616 pw.println(" <package.name>: info about given package"); 14617 pw.println(" installs: details about install sessions"); 14618 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14619 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14620 return; 14621 } else if ("--checkin".equals(opt)) { 14622 checkin = true; 14623 } else if ("-f".equals(opt)) { 14624 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14625 } else { 14626 pw.println("Unknown argument: " + opt + "; use -h for help"); 14627 } 14628 } 14629 14630 // Is the caller requesting to dump a particular piece of data? 14631 if (opti < args.length) { 14632 String cmd = args[opti]; 14633 opti++; 14634 // Is this a package name? 14635 if ("android".equals(cmd) || cmd.contains(".")) { 14636 packageName = cmd; 14637 // When dumping a single package, we always dump all of its 14638 // filter information since the amount of data will be reasonable. 14639 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14640 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14641 dumpState.setDump(DumpState.DUMP_LIBS); 14642 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14643 dumpState.setDump(DumpState.DUMP_FEATURES); 14644 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14645 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14646 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14647 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14648 } else if ("permission".equals(cmd)) { 14649 if (opti >= args.length) { 14650 pw.println("Error: permission requires permission name"); 14651 return; 14652 } 14653 permissionNames = new ArraySet<>(); 14654 while (opti < args.length) { 14655 permissionNames.add(args[opti]); 14656 opti++; 14657 } 14658 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14659 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14660 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14661 dumpState.setDump(DumpState.DUMP_PREFERRED); 14662 } else if ("preferred-xml".equals(cmd)) { 14663 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14664 if (opti < args.length && "--full".equals(args[opti])) { 14665 fullPreferred = true; 14666 opti++; 14667 } 14668 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14669 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14670 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14671 dumpState.setDump(DumpState.DUMP_PACKAGES); 14672 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14673 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14674 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14675 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14676 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14677 dumpState.setDump(DumpState.DUMP_MESSAGES); 14678 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14679 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14680 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14681 || "intent-filter-verifiers".equals(cmd)) { 14682 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14683 } else if ("version".equals(cmd)) { 14684 dumpState.setDump(DumpState.DUMP_VERSION); 14685 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14686 dumpState.setDump(DumpState.DUMP_KEYSETS); 14687 } else if ("installs".equals(cmd)) { 14688 dumpState.setDump(DumpState.DUMP_INSTALLS); 14689 } else if ("write".equals(cmd)) { 14690 synchronized (mPackages) { 14691 mSettings.writeLPr(); 14692 pw.println("Settings written."); 14693 return; 14694 } 14695 } 14696 } 14697 14698 if (checkin) { 14699 pw.println("vers,1"); 14700 } 14701 14702 // reader 14703 synchronized (mPackages) { 14704 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14705 if (!checkin) { 14706 if (dumpState.onTitlePrinted()) 14707 pw.println(); 14708 pw.println("Database versions:"); 14709 pw.print(" SDK Version:"); 14710 pw.print(" internal="); 14711 pw.print(mSettings.mInternalSdkPlatform); 14712 pw.print(" external="); 14713 pw.println(mSettings.mExternalSdkPlatform); 14714 pw.print(" DB Version:"); 14715 pw.print(" internal="); 14716 pw.print(mSettings.mInternalDatabaseVersion); 14717 pw.print(" external="); 14718 pw.println(mSettings.mExternalDatabaseVersion); 14719 } 14720 } 14721 14722 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14723 if (!checkin) { 14724 if (dumpState.onTitlePrinted()) 14725 pw.println(); 14726 pw.println("Verifiers:"); 14727 pw.print(" Required: "); 14728 pw.print(mRequiredVerifierPackage); 14729 pw.print(" (uid="); 14730 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14731 pw.println(")"); 14732 } else if (mRequiredVerifierPackage != null) { 14733 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14734 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14735 } 14736 } 14737 14738 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14739 packageName == null) { 14740 if (mIntentFilterVerifierComponent != null) { 14741 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14742 if (!checkin) { 14743 if (dumpState.onTitlePrinted()) 14744 pw.println(); 14745 pw.println("Intent Filter Verifier:"); 14746 pw.print(" Using: "); 14747 pw.print(verifierPackageName); 14748 pw.print(" (uid="); 14749 pw.print(getPackageUid(verifierPackageName, 0)); 14750 pw.println(")"); 14751 } else if (verifierPackageName != null) { 14752 pw.print("ifv,"); pw.print(verifierPackageName); 14753 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14754 } 14755 } else { 14756 pw.println(); 14757 pw.println("No Intent Filter Verifier available!"); 14758 } 14759 } 14760 14761 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14762 boolean printedHeader = false; 14763 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14764 while (it.hasNext()) { 14765 String name = it.next(); 14766 SharedLibraryEntry ent = mSharedLibraries.get(name); 14767 if (!checkin) { 14768 if (!printedHeader) { 14769 if (dumpState.onTitlePrinted()) 14770 pw.println(); 14771 pw.println("Libraries:"); 14772 printedHeader = true; 14773 } 14774 pw.print(" "); 14775 } else { 14776 pw.print("lib,"); 14777 } 14778 pw.print(name); 14779 if (!checkin) { 14780 pw.print(" -> "); 14781 } 14782 if (ent.path != null) { 14783 if (!checkin) { 14784 pw.print("(jar) "); 14785 pw.print(ent.path); 14786 } else { 14787 pw.print(",jar,"); 14788 pw.print(ent.path); 14789 } 14790 } else { 14791 if (!checkin) { 14792 pw.print("(apk) "); 14793 pw.print(ent.apk); 14794 } else { 14795 pw.print(",apk,"); 14796 pw.print(ent.apk); 14797 } 14798 } 14799 pw.println(); 14800 } 14801 } 14802 14803 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14804 if (dumpState.onTitlePrinted()) 14805 pw.println(); 14806 if (!checkin) { 14807 pw.println("Features:"); 14808 } 14809 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14810 while (it.hasNext()) { 14811 String name = it.next(); 14812 if (!checkin) { 14813 pw.print(" "); 14814 } else { 14815 pw.print("feat,"); 14816 } 14817 pw.println(name); 14818 } 14819 } 14820 14821 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14822 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14823 : "Activity Resolver Table:", " ", packageName, 14824 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14825 dumpState.setTitlePrinted(true); 14826 } 14827 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14828 : "Receiver Resolver Table:", " ", packageName, 14829 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14830 dumpState.setTitlePrinted(true); 14831 } 14832 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14833 : "Service Resolver Table:", " ", packageName, 14834 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14835 dumpState.setTitlePrinted(true); 14836 } 14837 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14838 : "Provider Resolver Table:", " ", packageName, 14839 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14840 dumpState.setTitlePrinted(true); 14841 } 14842 } 14843 14844 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14845 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14846 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14847 int user = mSettings.mPreferredActivities.keyAt(i); 14848 if (pir.dump(pw, 14849 dumpState.getTitlePrinted() 14850 ? "\nPreferred Activities User " + user + ":" 14851 : "Preferred Activities User " + user + ":", " ", 14852 packageName, true, false)) { 14853 dumpState.setTitlePrinted(true); 14854 } 14855 } 14856 } 14857 14858 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14859 pw.flush(); 14860 FileOutputStream fout = new FileOutputStream(fd); 14861 BufferedOutputStream str = new BufferedOutputStream(fout); 14862 XmlSerializer serializer = new FastXmlSerializer(); 14863 try { 14864 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14865 serializer.startDocument(null, true); 14866 serializer.setFeature( 14867 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14868 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14869 serializer.endDocument(); 14870 serializer.flush(); 14871 } catch (IllegalArgumentException e) { 14872 pw.println("Failed writing: " + e); 14873 } catch (IllegalStateException e) { 14874 pw.println("Failed writing: " + e); 14875 } catch (IOException e) { 14876 pw.println("Failed writing: " + e); 14877 } 14878 } 14879 14880 if (!checkin 14881 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14882 && packageName == null) { 14883 pw.println(); 14884 int count = mSettings.mPackages.size(); 14885 if (count == 0) { 14886 pw.println("No applications!"); 14887 pw.println(); 14888 } else { 14889 final String prefix = " "; 14890 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14891 if (allPackageSettings.size() == 0) { 14892 pw.println("No domain preferred apps!"); 14893 pw.println(); 14894 } else { 14895 pw.println("App verification status:"); 14896 pw.println(); 14897 count = 0; 14898 for (PackageSetting ps : allPackageSettings) { 14899 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14900 if (ivi == null || ivi.getPackageName() == null) continue; 14901 pw.println(prefix + "Package: " + ivi.getPackageName()); 14902 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14903 pw.println(prefix + "Status: " + ivi.getStatusString()); 14904 pw.println(); 14905 count++; 14906 } 14907 if (count == 0) { 14908 pw.println(prefix + "No app verification established."); 14909 pw.println(); 14910 } 14911 for (int userId : sUserManager.getUserIds()) { 14912 pw.println("App linkages for user " + userId + ":"); 14913 pw.println(); 14914 count = 0; 14915 for (PackageSetting ps : allPackageSettings) { 14916 final long status = ps.getDomainVerificationStatusForUser(userId); 14917 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14918 continue; 14919 } 14920 pw.println(prefix + "Package: " + ps.name); 14921 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14922 String statusStr = IntentFilterVerificationInfo. 14923 getStatusStringFromValue(status); 14924 pw.println(prefix + "Status: " + statusStr); 14925 pw.println(); 14926 count++; 14927 } 14928 if (count == 0) { 14929 pw.println(prefix + "No configured app linkages."); 14930 pw.println(); 14931 } 14932 } 14933 } 14934 } 14935 } 14936 14937 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14938 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14939 if (packageName == null && permissionNames == null) { 14940 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14941 if (iperm == 0) { 14942 if (dumpState.onTitlePrinted()) 14943 pw.println(); 14944 pw.println("AppOp Permissions:"); 14945 } 14946 pw.print(" AppOp Permission "); 14947 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14948 pw.println(":"); 14949 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14950 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14951 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14952 } 14953 } 14954 } 14955 } 14956 14957 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14958 boolean printedSomething = false; 14959 for (PackageParser.Provider p : mProviders.mProviders.values()) { 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("Registered ContentProviders:"); 14967 printedSomething = true; 14968 } 14969 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14970 pw.print(" "); pw.println(p.toString()); 14971 } 14972 printedSomething = false; 14973 for (Map.Entry<String, PackageParser.Provider> entry : 14974 mProvidersByAuthority.entrySet()) { 14975 PackageParser.Provider p = entry.getValue(); 14976 if (packageName != null && !packageName.equals(p.info.packageName)) { 14977 continue; 14978 } 14979 if (!printedSomething) { 14980 if (dumpState.onTitlePrinted()) 14981 pw.println(); 14982 pw.println("ContentProvider Authorities:"); 14983 printedSomething = true; 14984 } 14985 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14986 pw.print(" "); pw.println(p.toString()); 14987 if (p.info != null && p.info.applicationInfo != null) { 14988 final String appInfo = p.info.applicationInfo.toString(); 14989 pw.print(" applicationInfo="); pw.println(appInfo); 14990 } 14991 } 14992 } 14993 14994 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14995 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14996 } 14997 14998 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14999 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15000 } 15001 15002 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15003 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15004 } 15005 15006 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15007 // XXX should handle packageName != null by dumping only install data that 15008 // the given package is involved with. 15009 if (dumpState.onTitlePrinted()) pw.println(); 15010 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15011 } 15012 15013 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15014 if (dumpState.onTitlePrinted()) pw.println(); 15015 mSettings.dumpReadMessagesLPr(pw, dumpState); 15016 15017 pw.println(); 15018 pw.println("Package warning messages:"); 15019 BufferedReader in = null; 15020 String line = null; 15021 try { 15022 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15023 while ((line = in.readLine()) != null) { 15024 if (line.contains("ignored: updated version")) continue; 15025 pw.println(line); 15026 } 15027 } catch (IOException ignored) { 15028 } finally { 15029 IoUtils.closeQuietly(in); 15030 } 15031 } 15032 15033 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15034 BufferedReader in = null; 15035 String line = null; 15036 try { 15037 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15038 while ((line = in.readLine()) != null) { 15039 if (line.contains("ignored: updated version")) continue; 15040 pw.print("msg,"); 15041 pw.println(line); 15042 } 15043 } catch (IOException ignored) { 15044 } finally { 15045 IoUtils.closeQuietly(in); 15046 } 15047 } 15048 } 15049 } 15050 15051 private String dumpDomainString(String packageName) { 15052 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15053 List<IntentFilter> filters = getAllIntentFilters(packageName); 15054 15055 ArraySet<String> result = new ArraySet<>(); 15056 if (iviList.size() > 0) { 15057 for (IntentFilterVerificationInfo ivi : iviList) { 15058 for (String host : ivi.getDomains()) { 15059 result.add(host); 15060 } 15061 } 15062 } 15063 if (filters != null && filters.size() > 0) { 15064 for (IntentFilter filter : filters) { 15065 if (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15066 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)) { 15067 result.addAll(filter.getHostsList()); 15068 } 15069 } 15070 } 15071 15072 StringBuilder sb = new StringBuilder(result.size() * 16); 15073 for (String domain : result) { 15074 if (sb.length() > 0) sb.append(" "); 15075 sb.append(domain); 15076 } 15077 return sb.toString(); 15078 } 15079 15080 // ------- apps on sdcard specific code ------- 15081 static final boolean DEBUG_SD_INSTALL = false; 15082 15083 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15084 15085 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15086 15087 private boolean mMediaMounted = false; 15088 15089 static String getEncryptKey() { 15090 try { 15091 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15092 SD_ENCRYPTION_KEYSTORE_NAME); 15093 if (sdEncKey == null) { 15094 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15095 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15096 if (sdEncKey == null) { 15097 Slog.e(TAG, "Failed to create encryption keys"); 15098 return null; 15099 } 15100 } 15101 return sdEncKey; 15102 } catch (NoSuchAlgorithmException nsae) { 15103 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15104 return null; 15105 } catch (IOException ioe) { 15106 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15107 return null; 15108 } 15109 } 15110 15111 /* 15112 * Update media status on PackageManager. 15113 */ 15114 @Override 15115 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15116 int callingUid = Binder.getCallingUid(); 15117 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15118 throw new SecurityException("Media status can only be updated by the system"); 15119 } 15120 // reader; this apparently protects mMediaMounted, but should probably 15121 // be a different lock in that case. 15122 synchronized (mPackages) { 15123 Log.i(TAG, "Updating external media status from " 15124 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15125 + (mediaStatus ? "mounted" : "unmounted")); 15126 if (DEBUG_SD_INSTALL) 15127 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15128 + ", mMediaMounted=" + mMediaMounted); 15129 if (mediaStatus == mMediaMounted) { 15130 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15131 : 0, -1); 15132 mHandler.sendMessage(msg); 15133 return; 15134 } 15135 mMediaMounted = mediaStatus; 15136 } 15137 // Queue up an async operation since the package installation may take a 15138 // little while. 15139 mHandler.post(new Runnable() { 15140 public void run() { 15141 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15142 } 15143 }); 15144 } 15145 15146 /** 15147 * Called by MountService when the initial ASECs to scan are available. 15148 * Should block until all the ASEC containers are finished being scanned. 15149 */ 15150 public void scanAvailableAsecs() { 15151 updateExternalMediaStatusInner(true, false, false); 15152 if (mShouldRestoreconData) { 15153 SELinuxMMAC.setRestoreconDone(); 15154 mShouldRestoreconData = false; 15155 } 15156 } 15157 15158 /* 15159 * Collect information of applications on external media, map them against 15160 * existing containers and update information based on current mount status. 15161 * Please note that we always have to report status if reportStatus has been 15162 * set to true especially when unloading packages. 15163 */ 15164 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15165 boolean externalStorage) { 15166 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15167 int[] uidArr = EmptyArray.INT; 15168 15169 final String[] list = PackageHelper.getSecureContainerList(); 15170 if (ArrayUtils.isEmpty(list)) { 15171 Log.i(TAG, "No secure containers found"); 15172 } else { 15173 // Process list of secure containers and categorize them 15174 // as active or stale based on their package internal state. 15175 15176 // reader 15177 synchronized (mPackages) { 15178 for (String cid : list) { 15179 // Leave stages untouched for now; installer service owns them 15180 if (PackageInstallerService.isStageName(cid)) continue; 15181 15182 if (DEBUG_SD_INSTALL) 15183 Log.i(TAG, "Processing container " + cid); 15184 String pkgName = getAsecPackageName(cid); 15185 if (pkgName == null) { 15186 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15187 continue; 15188 } 15189 if (DEBUG_SD_INSTALL) 15190 Log.i(TAG, "Looking for pkg : " + pkgName); 15191 15192 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15193 if (ps == null) { 15194 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15195 continue; 15196 } 15197 15198 /* 15199 * Skip packages that are not external if we're unmounting 15200 * external storage. 15201 */ 15202 if (externalStorage && !isMounted && !isExternal(ps)) { 15203 continue; 15204 } 15205 15206 final AsecInstallArgs args = new AsecInstallArgs(cid, 15207 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15208 // The package status is changed only if the code path 15209 // matches between settings and the container id. 15210 if (ps.codePathString != null 15211 && ps.codePathString.startsWith(args.getCodePath())) { 15212 if (DEBUG_SD_INSTALL) { 15213 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15214 + " at code path: " + ps.codePathString); 15215 } 15216 15217 // We do have a valid package installed on sdcard 15218 processCids.put(args, ps.codePathString); 15219 final int uid = ps.appId; 15220 if (uid != -1) { 15221 uidArr = ArrayUtils.appendInt(uidArr, uid); 15222 } 15223 } else { 15224 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15225 + ps.codePathString); 15226 } 15227 } 15228 } 15229 15230 Arrays.sort(uidArr); 15231 } 15232 15233 // Process packages with valid entries. 15234 if (isMounted) { 15235 if (DEBUG_SD_INSTALL) 15236 Log.i(TAG, "Loading packages"); 15237 loadMediaPackages(processCids, uidArr); 15238 startCleaningPackages(); 15239 mInstallerService.onSecureContainersAvailable(); 15240 } else { 15241 if (DEBUG_SD_INSTALL) 15242 Log.i(TAG, "Unloading packages"); 15243 unloadMediaPackages(processCids, uidArr, reportStatus); 15244 } 15245 } 15246 15247 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15248 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15249 final int size = infos.size(); 15250 final String[] packageNames = new String[size]; 15251 final int[] packageUids = new int[size]; 15252 for (int i = 0; i < size; i++) { 15253 final ApplicationInfo info = infos.get(i); 15254 packageNames[i] = info.packageName; 15255 packageUids[i] = info.uid; 15256 } 15257 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15258 finishedReceiver); 15259 } 15260 15261 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15262 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15263 sendResourcesChangedBroadcast(mediaStatus, replacing, 15264 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15265 } 15266 15267 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15268 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15269 int size = pkgList.length; 15270 if (size > 0) { 15271 // Send broadcasts here 15272 Bundle extras = new Bundle(); 15273 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15274 if (uidArr != null) { 15275 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15276 } 15277 if (replacing) { 15278 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15279 } 15280 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15281 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15282 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15283 } 15284 } 15285 15286 /* 15287 * Look at potentially valid container ids from processCids If package 15288 * information doesn't match the one on record or package scanning fails, 15289 * the cid is added to list of removeCids. We currently don't delete stale 15290 * containers. 15291 */ 15292 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15293 ArrayList<String> pkgList = new ArrayList<String>(); 15294 Set<AsecInstallArgs> keys = processCids.keySet(); 15295 15296 for (AsecInstallArgs args : keys) { 15297 String codePath = processCids.get(args); 15298 if (DEBUG_SD_INSTALL) 15299 Log.i(TAG, "Loading container : " + args.cid); 15300 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15301 try { 15302 // Make sure there are no container errors first. 15303 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15304 Slog.e(TAG, "Failed to mount cid : " + args.cid 15305 + " when installing from sdcard"); 15306 continue; 15307 } 15308 // Check code path here. 15309 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15310 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15311 + " does not match one in settings " + codePath); 15312 continue; 15313 } 15314 // Parse package 15315 int parseFlags = mDefParseFlags; 15316 if (args.isExternalAsec()) { 15317 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15318 } 15319 if (args.isFwdLocked()) { 15320 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15321 } 15322 15323 synchronized (mInstallLock) { 15324 PackageParser.Package pkg = null; 15325 try { 15326 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15327 } catch (PackageManagerException e) { 15328 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15329 } 15330 // Scan the package 15331 if (pkg != null) { 15332 /* 15333 * TODO why is the lock being held? doPostInstall is 15334 * called in other places without the lock. This needs 15335 * to be straightened out. 15336 */ 15337 // writer 15338 synchronized (mPackages) { 15339 retCode = PackageManager.INSTALL_SUCCEEDED; 15340 pkgList.add(pkg.packageName); 15341 // Post process args 15342 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15343 pkg.applicationInfo.uid); 15344 } 15345 } else { 15346 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15347 } 15348 } 15349 15350 } finally { 15351 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15352 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15353 } 15354 } 15355 } 15356 // writer 15357 synchronized (mPackages) { 15358 // If the platform SDK has changed since the last time we booted, 15359 // we need to re-grant app permission to catch any new ones that 15360 // appear. This is really a hack, and means that apps can in some 15361 // cases get permissions that the user didn't initially explicitly 15362 // allow... it would be nice to have some better way to handle 15363 // this situation. 15364 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15365 if (regrantPermissions) 15366 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15367 + mSdkVersion + "; regranting permissions for external storage"); 15368 mSettings.mExternalSdkPlatform = mSdkVersion; 15369 15370 // Make sure group IDs have been assigned, and any permission 15371 // changes in other apps are accounted for 15372 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15373 | (regrantPermissions 15374 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15375 : 0)); 15376 15377 mSettings.updateExternalDatabaseVersion(); 15378 15379 // can downgrade to reader 15380 // Persist settings 15381 mSettings.writeLPr(); 15382 } 15383 // Send a broadcast to let everyone know we are done processing 15384 if (pkgList.size() > 0) { 15385 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15386 } 15387 } 15388 15389 /* 15390 * Utility method to unload a list of specified containers 15391 */ 15392 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15393 // Just unmount all valid containers. 15394 for (AsecInstallArgs arg : cidArgs) { 15395 synchronized (mInstallLock) { 15396 arg.doPostDeleteLI(false); 15397 } 15398 } 15399 } 15400 15401 /* 15402 * Unload packages mounted on external media. This involves deleting package 15403 * data from internal structures, sending broadcasts about diabled packages, 15404 * gc'ing to free up references, unmounting all secure containers 15405 * corresponding to packages on external media, and posting a 15406 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15407 * that we always have to post this message if status has been requested no 15408 * matter what. 15409 */ 15410 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15411 final boolean reportStatus) { 15412 if (DEBUG_SD_INSTALL) 15413 Log.i(TAG, "unloading media packages"); 15414 ArrayList<String> pkgList = new ArrayList<String>(); 15415 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15416 final Set<AsecInstallArgs> keys = processCids.keySet(); 15417 for (AsecInstallArgs args : keys) { 15418 String pkgName = args.getPackageName(); 15419 if (DEBUG_SD_INSTALL) 15420 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15421 // Delete package internally 15422 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15423 synchronized (mInstallLock) { 15424 boolean res = deletePackageLI(pkgName, null, false, null, null, 15425 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15426 if (res) { 15427 pkgList.add(pkgName); 15428 } else { 15429 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15430 failedList.add(args); 15431 } 15432 } 15433 } 15434 15435 // reader 15436 synchronized (mPackages) { 15437 // We didn't update the settings after removing each package; 15438 // write them now for all packages. 15439 mSettings.writeLPr(); 15440 } 15441 15442 // We have to absolutely send UPDATED_MEDIA_STATUS only 15443 // after confirming that all the receivers processed the ordered 15444 // broadcast when packages get disabled, force a gc to clean things up. 15445 // and unload all the containers. 15446 if (pkgList.size() > 0) { 15447 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15448 new IIntentReceiver.Stub() { 15449 public void performReceive(Intent intent, int resultCode, String data, 15450 Bundle extras, boolean ordered, boolean sticky, 15451 int sendingUser) throws RemoteException { 15452 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15453 reportStatus ? 1 : 0, 1, keys); 15454 mHandler.sendMessage(msg); 15455 } 15456 }); 15457 } else { 15458 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15459 keys); 15460 mHandler.sendMessage(msg); 15461 } 15462 } 15463 15464 private void loadPrivatePackages(VolumeInfo vol) { 15465 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15466 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15467 synchronized (mInstallLock) { 15468 synchronized (mPackages) { 15469 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15470 for (PackageSetting ps : packages) { 15471 final PackageParser.Package pkg; 15472 try { 15473 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15474 loaded.add(pkg.applicationInfo); 15475 } catch (PackageManagerException e) { 15476 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15477 } 15478 } 15479 15480 // TODO: regrant any permissions that changed based since original install 15481 15482 mSettings.writeLPr(); 15483 } 15484 } 15485 15486 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15487 sendResourcesChangedBroadcast(true, false, loaded, null); 15488 } 15489 15490 private void unloadPrivatePackages(VolumeInfo vol) { 15491 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15492 synchronized (mInstallLock) { 15493 synchronized (mPackages) { 15494 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15495 for (PackageSetting ps : packages) { 15496 if (ps.pkg == null) continue; 15497 15498 final ApplicationInfo info = ps.pkg.applicationInfo; 15499 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15500 if (deletePackageLI(ps.name, null, false, null, null, 15501 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15502 unloaded.add(info); 15503 } else { 15504 Slog.w(TAG, "Failed to unload " + ps.codePath); 15505 } 15506 } 15507 15508 mSettings.writeLPr(); 15509 } 15510 } 15511 15512 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15513 sendResourcesChangedBroadcast(false, false, unloaded, null); 15514 } 15515 15516 /** 15517 * Examine all users present on given mounted volume, and destroy data 15518 * belonging to users that are no longer valid, or whose user ID has been 15519 * recycled. 15520 */ 15521 private void reconcileUsers(String volumeUuid) { 15522 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15523 if (ArrayUtils.isEmpty(files)) { 15524 Slog.d(TAG, "No users found on " + volumeUuid); 15525 return; 15526 } 15527 15528 for (File file : files) { 15529 if (!file.isDirectory()) continue; 15530 15531 final int userId; 15532 final UserInfo info; 15533 try { 15534 userId = Integer.parseInt(file.getName()); 15535 info = sUserManager.getUserInfo(userId); 15536 } catch (NumberFormatException e) { 15537 Slog.w(TAG, "Invalid user directory " + file); 15538 continue; 15539 } 15540 15541 boolean destroyUser = false; 15542 if (info == null) { 15543 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15544 + " because no matching user was found"); 15545 destroyUser = true; 15546 } else { 15547 try { 15548 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15549 } catch (IOException e) { 15550 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15551 + " because we failed to enforce serial number: " + e); 15552 destroyUser = true; 15553 } 15554 } 15555 15556 if (destroyUser) { 15557 synchronized (mInstallLock) { 15558 mInstaller.removeUserDataDirs(volumeUuid, userId); 15559 } 15560 } 15561 } 15562 15563 final UserManager um = mContext.getSystemService(UserManager.class); 15564 for (UserInfo user : um.getUsers()) { 15565 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15566 if (userDir.exists()) continue; 15567 15568 try { 15569 UserManagerService.prepareUserDirectory(userDir); 15570 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15571 } catch (IOException e) { 15572 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15573 } 15574 } 15575 } 15576 15577 /** 15578 * Examine all apps present on given mounted volume, and destroy apps that 15579 * aren't expected, either due to uninstallation or reinstallation on 15580 * another volume. 15581 */ 15582 private void reconcileApps(String volumeUuid) { 15583 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15584 if (ArrayUtils.isEmpty(files)) { 15585 Slog.d(TAG, "No apps found on " + volumeUuid); 15586 return; 15587 } 15588 15589 for (File file : files) { 15590 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15591 && !PackageInstallerService.isStageName(file.getName()); 15592 if (!isPackage) { 15593 // Ignore entries which are not packages 15594 continue; 15595 } 15596 15597 boolean destroyApp = false; 15598 String packageName = null; 15599 try { 15600 final PackageLite pkg = PackageParser.parsePackageLite(file, 15601 PackageParser.PARSE_MUST_BE_APK); 15602 packageName = pkg.packageName; 15603 15604 synchronized (mPackages) { 15605 final PackageSetting ps = mSettings.mPackages.get(packageName); 15606 if (ps == null) { 15607 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15608 + volumeUuid + " because we found no install record"); 15609 destroyApp = true; 15610 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15611 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15612 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15613 destroyApp = true; 15614 } 15615 } 15616 15617 } catch (PackageParserException e) { 15618 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15619 destroyApp = true; 15620 } 15621 15622 if (destroyApp) { 15623 synchronized (mInstallLock) { 15624 if (packageName != null) { 15625 removeDataDirsLI(volumeUuid, packageName); 15626 } 15627 if (file.isDirectory()) { 15628 mInstaller.rmPackageDir(file.getAbsolutePath()); 15629 } else { 15630 file.delete(); 15631 } 15632 } 15633 } 15634 } 15635 } 15636 15637 private void unfreezePackage(String packageName) { 15638 synchronized (mPackages) { 15639 final PackageSetting ps = mSettings.mPackages.get(packageName); 15640 if (ps != null) { 15641 ps.frozen = false; 15642 } 15643 } 15644 } 15645 15646 @Override 15647 public int movePackage(final String packageName, final String volumeUuid) { 15648 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15649 15650 final int moveId = mNextMoveId.getAndIncrement(); 15651 try { 15652 movePackageInternal(packageName, volumeUuid, moveId); 15653 } catch (PackageManagerException e) { 15654 Slog.w(TAG, "Failed to move " + packageName, e); 15655 mMoveCallbacks.notifyStatusChanged(moveId, 15656 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15657 } 15658 return moveId; 15659 } 15660 15661 private void movePackageInternal(final String packageName, final String volumeUuid, 15662 final int moveId) throws PackageManagerException { 15663 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15664 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15665 final PackageManager pm = mContext.getPackageManager(); 15666 15667 final boolean currentAsec; 15668 final String currentVolumeUuid; 15669 final File codeFile; 15670 final String installerPackageName; 15671 final String packageAbiOverride; 15672 final int appId; 15673 final String seinfo; 15674 final String label; 15675 15676 // reader 15677 synchronized (mPackages) { 15678 final PackageParser.Package pkg = mPackages.get(packageName); 15679 final PackageSetting ps = mSettings.mPackages.get(packageName); 15680 if (pkg == null || ps == null) { 15681 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15682 } 15683 15684 if (pkg.applicationInfo.isSystemApp()) { 15685 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15686 "Cannot move system application"); 15687 } 15688 15689 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15690 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15691 "Package already moved to " + volumeUuid); 15692 } 15693 15694 final File probe = new File(pkg.codePath); 15695 final File probeOat = new File(probe, "oat"); 15696 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15697 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15698 "Move only supported for modern cluster style installs"); 15699 } 15700 15701 if (ps.frozen) { 15702 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15703 "Failed to move already frozen package"); 15704 } 15705 ps.frozen = true; 15706 15707 currentAsec = pkg.applicationInfo.isForwardLocked() 15708 || pkg.applicationInfo.isExternalAsec(); 15709 currentVolumeUuid = ps.volumeUuid; 15710 codeFile = new File(pkg.codePath); 15711 installerPackageName = ps.installerPackageName; 15712 packageAbiOverride = ps.cpuAbiOverrideString; 15713 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15714 seinfo = pkg.applicationInfo.seinfo; 15715 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15716 } 15717 15718 // Now that we're guarded by frozen state, kill app during move 15719 killApplication(packageName, appId, "move pkg"); 15720 15721 final Bundle extras = new Bundle(); 15722 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15723 extras.putString(Intent.EXTRA_TITLE, label); 15724 mMoveCallbacks.notifyCreated(moveId, extras); 15725 15726 int installFlags; 15727 final boolean moveCompleteApp; 15728 final File measurePath; 15729 15730 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15731 installFlags = INSTALL_INTERNAL; 15732 moveCompleteApp = !currentAsec; 15733 measurePath = Environment.getDataAppDirectory(volumeUuid); 15734 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15735 installFlags = INSTALL_EXTERNAL; 15736 moveCompleteApp = false; 15737 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15738 } else { 15739 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15740 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15741 || !volume.isMountedWritable()) { 15742 unfreezePackage(packageName); 15743 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15744 "Move location not mounted private volume"); 15745 } 15746 15747 Preconditions.checkState(!currentAsec); 15748 15749 installFlags = INSTALL_INTERNAL; 15750 moveCompleteApp = true; 15751 measurePath = Environment.getDataAppDirectory(volumeUuid); 15752 } 15753 15754 final PackageStats stats = new PackageStats(null, -1); 15755 synchronized (mInstaller) { 15756 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15757 unfreezePackage(packageName); 15758 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15759 "Failed to measure package size"); 15760 } 15761 } 15762 15763 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15764 + stats.dataSize); 15765 15766 final long startFreeBytes = measurePath.getFreeSpace(); 15767 final long sizeBytes; 15768 if (moveCompleteApp) { 15769 sizeBytes = stats.codeSize + stats.dataSize; 15770 } else { 15771 sizeBytes = stats.codeSize; 15772 } 15773 15774 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15775 unfreezePackage(packageName); 15776 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15777 "Not enough free space to move"); 15778 } 15779 15780 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15781 15782 final CountDownLatch installedLatch = new CountDownLatch(1); 15783 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15784 @Override 15785 public void onUserActionRequired(Intent intent) throws RemoteException { 15786 throw new IllegalStateException(); 15787 } 15788 15789 @Override 15790 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15791 Bundle extras) throws RemoteException { 15792 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15793 + PackageManager.installStatusToString(returnCode, msg)); 15794 15795 installedLatch.countDown(); 15796 15797 // Regardless of success or failure of the move operation, 15798 // always unfreeze the package 15799 unfreezePackage(packageName); 15800 15801 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15802 switch (status) { 15803 case PackageInstaller.STATUS_SUCCESS: 15804 mMoveCallbacks.notifyStatusChanged(moveId, 15805 PackageManager.MOVE_SUCCEEDED); 15806 break; 15807 case PackageInstaller.STATUS_FAILURE_STORAGE: 15808 mMoveCallbacks.notifyStatusChanged(moveId, 15809 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15810 break; 15811 default: 15812 mMoveCallbacks.notifyStatusChanged(moveId, 15813 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15814 break; 15815 } 15816 } 15817 }; 15818 15819 final MoveInfo move; 15820 if (moveCompleteApp) { 15821 // Kick off a thread to report progress estimates 15822 new Thread() { 15823 @Override 15824 public void run() { 15825 while (true) { 15826 try { 15827 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15828 break; 15829 } 15830 } catch (InterruptedException ignored) { 15831 } 15832 15833 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15834 final int progress = 10 + (int) MathUtils.constrain( 15835 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15836 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15837 } 15838 } 15839 }.start(); 15840 15841 final String dataAppName = codeFile.getName(); 15842 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15843 dataAppName, appId, seinfo); 15844 } else { 15845 move = null; 15846 } 15847 15848 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15849 15850 final Message msg = mHandler.obtainMessage(INIT_COPY); 15851 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15852 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15853 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15854 mHandler.sendMessage(msg); 15855 } 15856 15857 @Override 15858 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15859 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15860 15861 final int realMoveId = mNextMoveId.getAndIncrement(); 15862 final Bundle extras = new Bundle(); 15863 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15864 mMoveCallbacks.notifyCreated(realMoveId, extras); 15865 15866 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15867 @Override 15868 public void onCreated(int moveId, Bundle extras) { 15869 // Ignored 15870 } 15871 15872 @Override 15873 public void onStatusChanged(int moveId, int status, long estMillis) { 15874 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15875 } 15876 }; 15877 15878 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15879 storage.setPrimaryStorageUuid(volumeUuid, callback); 15880 return realMoveId; 15881 } 15882 15883 @Override 15884 public int getMoveStatus(int moveId) { 15885 mContext.enforceCallingOrSelfPermission( 15886 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15887 return mMoveCallbacks.mLastStatus.get(moveId); 15888 } 15889 15890 @Override 15891 public void registerMoveCallback(IPackageMoveObserver callback) { 15892 mContext.enforceCallingOrSelfPermission( 15893 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15894 mMoveCallbacks.register(callback); 15895 } 15896 15897 @Override 15898 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15899 mContext.enforceCallingOrSelfPermission( 15900 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15901 mMoveCallbacks.unregister(callback); 15902 } 15903 15904 @Override 15905 public boolean setInstallLocation(int loc) { 15906 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15907 null); 15908 if (getInstallLocation() == loc) { 15909 return true; 15910 } 15911 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15912 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15913 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15914 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15915 return true; 15916 } 15917 return false; 15918 } 15919 15920 @Override 15921 public int getInstallLocation() { 15922 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15923 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15924 PackageHelper.APP_INSTALL_AUTO); 15925 } 15926 15927 /** Called by UserManagerService */ 15928 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15929 mDirtyUsers.remove(userHandle); 15930 mSettings.removeUserLPw(userHandle); 15931 mPendingBroadcasts.remove(userHandle); 15932 if (mInstaller != null) { 15933 // Technically, we shouldn't be doing this with the package lock 15934 // held. However, this is very rare, and there is already so much 15935 // other disk I/O going on, that we'll let it slide for now. 15936 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15937 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15938 final String volumeUuid = vol.getFsUuid(); 15939 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15940 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15941 } 15942 } 15943 mUserNeedsBadging.delete(userHandle); 15944 removeUnusedPackagesLILPw(userManager, userHandle); 15945 } 15946 15947 /** 15948 * We're removing userHandle and would like to remove any downloaded packages 15949 * that are no longer in use by any other user. 15950 * @param userHandle the user being removed 15951 */ 15952 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15953 final boolean DEBUG_CLEAN_APKS = false; 15954 int [] users = userManager.getUserIdsLPr(); 15955 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15956 while (psit.hasNext()) { 15957 PackageSetting ps = psit.next(); 15958 if (ps.pkg == null) { 15959 continue; 15960 } 15961 final String packageName = ps.pkg.packageName; 15962 // Skip over if system app 15963 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15964 continue; 15965 } 15966 if (DEBUG_CLEAN_APKS) { 15967 Slog.i(TAG, "Checking package " + packageName); 15968 } 15969 boolean keep = false; 15970 for (int i = 0; i < users.length; i++) { 15971 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15972 keep = true; 15973 if (DEBUG_CLEAN_APKS) { 15974 Slog.i(TAG, " Keeping package " + packageName + " for user " 15975 + users[i]); 15976 } 15977 break; 15978 } 15979 } 15980 if (!keep) { 15981 if (DEBUG_CLEAN_APKS) { 15982 Slog.i(TAG, " Removing package " + packageName); 15983 } 15984 mHandler.post(new Runnable() { 15985 public void run() { 15986 deletePackageX(packageName, userHandle, 0); 15987 } //end run 15988 }); 15989 } 15990 } 15991 } 15992 15993 /** Called by UserManagerService */ 15994 void createNewUserLILPw(int userHandle) { 15995 if (mInstaller != null) { 15996 mInstaller.createUserConfig(userHandle); 15997 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15998 applyFactoryDefaultBrowserLPw(userHandle); 15999 primeDomainVerificationsLPw(userHandle); 16000 } 16001 } 16002 16003 void newUserCreated(final int userHandle) { 16004 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16005 } 16006 16007 @Override 16008 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16009 mContext.enforceCallingOrSelfPermission( 16010 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16011 "Only package verification agents can read the verifier device identity"); 16012 16013 synchronized (mPackages) { 16014 return mSettings.getVerifierDeviceIdentityLPw(); 16015 } 16016 } 16017 16018 @Override 16019 public void setPermissionEnforced(String permission, boolean enforced) { 16020 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 16021 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16022 synchronized (mPackages) { 16023 if (mSettings.mReadExternalStorageEnforced == null 16024 || mSettings.mReadExternalStorageEnforced != enforced) { 16025 mSettings.mReadExternalStorageEnforced = enforced; 16026 mSettings.writeLPr(); 16027 } 16028 } 16029 // kill any non-foreground processes so we restart them and 16030 // grant/revoke the GID. 16031 final IActivityManager am = ActivityManagerNative.getDefault(); 16032 if (am != null) { 16033 final long token = Binder.clearCallingIdentity(); 16034 try { 16035 am.killProcessesBelowForeground("setPermissionEnforcement"); 16036 } catch (RemoteException e) { 16037 } finally { 16038 Binder.restoreCallingIdentity(token); 16039 } 16040 } 16041 } else { 16042 throw new IllegalArgumentException("No selective enforcement for " + permission); 16043 } 16044 } 16045 16046 @Override 16047 @Deprecated 16048 public boolean isPermissionEnforced(String permission) { 16049 return true; 16050 } 16051 16052 @Override 16053 public boolean isStorageLow() { 16054 final long token = Binder.clearCallingIdentity(); 16055 try { 16056 final DeviceStorageMonitorInternal 16057 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16058 if (dsm != null) { 16059 return dsm.isMemoryLow(); 16060 } else { 16061 return false; 16062 } 16063 } finally { 16064 Binder.restoreCallingIdentity(token); 16065 } 16066 } 16067 16068 @Override 16069 public IPackageInstaller getPackageInstaller() { 16070 return mInstallerService; 16071 } 16072 16073 private boolean userNeedsBadging(int userId) { 16074 int index = mUserNeedsBadging.indexOfKey(userId); 16075 if (index < 0) { 16076 final UserInfo userInfo; 16077 final long token = Binder.clearCallingIdentity(); 16078 try { 16079 userInfo = sUserManager.getUserInfo(userId); 16080 } finally { 16081 Binder.restoreCallingIdentity(token); 16082 } 16083 final boolean b; 16084 if (userInfo != null && userInfo.isManagedProfile()) { 16085 b = true; 16086 } else { 16087 b = false; 16088 } 16089 mUserNeedsBadging.put(userId, b); 16090 return b; 16091 } 16092 return mUserNeedsBadging.valueAt(index); 16093 } 16094 16095 @Override 16096 public KeySet getKeySetByAlias(String packageName, String alias) { 16097 if (packageName == null || alias == 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 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16107 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16108 } 16109 } 16110 16111 @Override 16112 public KeySet getSigningKeySet(String packageName) { 16113 if (packageName == null) { 16114 return null; 16115 } 16116 synchronized(mPackages) { 16117 final PackageParser.Package pkg = mPackages.get(packageName); 16118 if (pkg == null) { 16119 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16120 throw new IllegalArgumentException("Unknown package: " + packageName); 16121 } 16122 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16123 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16124 throw new SecurityException("May not access signing KeySet of other apps."); 16125 } 16126 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16127 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16128 } 16129 } 16130 16131 @Override 16132 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16133 if (packageName == null || ks == null) { 16134 return false; 16135 } 16136 synchronized(mPackages) { 16137 final PackageParser.Package pkg = mPackages.get(packageName); 16138 if (pkg == null) { 16139 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16140 throw new IllegalArgumentException("Unknown package: " + packageName); 16141 } 16142 IBinder ksh = ks.getToken(); 16143 if (ksh instanceof KeySetHandle) { 16144 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16145 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16146 } 16147 return false; 16148 } 16149 } 16150 16151 @Override 16152 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16153 if (packageName == null || ks == null) { 16154 return false; 16155 } 16156 synchronized(mPackages) { 16157 final PackageParser.Package pkg = mPackages.get(packageName); 16158 if (pkg == null) { 16159 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16160 throw new IllegalArgumentException("Unknown package: " + packageName); 16161 } 16162 IBinder ksh = ks.getToken(); 16163 if (ksh instanceof KeySetHandle) { 16164 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16165 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16166 } 16167 return false; 16168 } 16169 } 16170 16171 public void getUsageStatsIfNoPackageUsageInfo() { 16172 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16173 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16174 if (usm == null) { 16175 throw new IllegalStateException("UsageStatsManager must be initialized"); 16176 } 16177 long now = System.currentTimeMillis(); 16178 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16179 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16180 String packageName = entry.getKey(); 16181 PackageParser.Package pkg = mPackages.get(packageName); 16182 if (pkg == null) { 16183 continue; 16184 } 16185 UsageStats usage = entry.getValue(); 16186 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16187 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16188 } 16189 } 16190 } 16191 16192 /** 16193 * Check and throw if the given before/after packages would be considered a 16194 * downgrade. 16195 */ 16196 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16197 throws PackageManagerException { 16198 if (after.versionCode < before.mVersionCode) { 16199 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16200 "Update version code " + after.versionCode + " is older than current " 16201 + before.mVersionCode); 16202 } else if (after.versionCode == before.mVersionCode) { 16203 if (after.baseRevisionCode < before.baseRevisionCode) { 16204 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16205 "Update base revision code " + after.baseRevisionCode 16206 + " is older than current " + before.baseRevisionCode); 16207 } 16208 16209 if (!ArrayUtils.isEmpty(after.splitNames)) { 16210 for (int i = 0; i < after.splitNames.length; i++) { 16211 final String splitName = after.splitNames[i]; 16212 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16213 if (j != -1) { 16214 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16215 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16216 "Update split " + splitName + " revision code " 16217 + after.splitRevisionCodes[i] + " is older than current " 16218 + before.splitRevisionCodes[j]); 16219 } 16220 } 16221 } 16222 } 16223 } 16224 } 16225 16226 private static class MoveCallbacks extends Handler { 16227 private static final int MSG_CREATED = 1; 16228 private static final int MSG_STATUS_CHANGED = 2; 16229 16230 private final RemoteCallbackList<IPackageMoveObserver> 16231 mCallbacks = new RemoteCallbackList<>(); 16232 16233 private final SparseIntArray mLastStatus = new SparseIntArray(); 16234 16235 public MoveCallbacks(Looper looper) { 16236 super(looper); 16237 } 16238 16239 public void register(IPackageMoveObserver callback) { 16240 mCallbacks.register(callback); 16241 } 16242 16243 public void unregister(IPackageMoveObserver callback) { 16244 mCallbacks.unregister(callback); 16245 } 16246 16247 @Override 16248 public void handleMessage(Message msg) { 16249 final SomeArgs args = (SomeArgs) msg.obj; 16250 final int n = mCallbacks.beginBroadcast(); 16251 for (int i = 0; i < n; i++) { 16252 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16253 try { 16254 invokeCallback(callback, msg.what, args); 16255 } catch (RemoteException ignored) { 16256 } 16257 } 16258 mCallbacks.finishBroadcast(); 16259 args.recycle(); 16260 } 16261 16262 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16263 throws RemoteException { 16264 switch (what) { 16265 case MSG_CREATED: { 16266 callback.onCreated(args.argi1, (Bundle) args.arg2); 16267 break; 16268 } 16269 case MSG_STATUS_CHANGED: { 16270 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16271 break; 16272 } 16273 } 16274 } 16275 16276 private void notifyCreated(int moveId, Bundle extras) { 16277 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16278 16279 final SomeArgs args = SomeArgs.obtain(); 16280 args.argi1 = moveId; 16281 args.arg2 = extras; 16282 obtainMessage(MSG_CREATED, args).sendToTarget(); 16283 } 16284 16285 private void notifyStatusChanged(int moveId, int status) { 16286 notifyStatusChanged(moveId, status, -1); 16287 } 16288 16289 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16290 Slog.v(TAG, "Move " + moveId + " status " + status); 16291 16292 final SomeArgs args = SomeArgs.obtain(); 16293 args.argi1 = moveId; 16294 args.argi2 = status; 16295 args.arg3 = estMillis; 16296 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16297 16298 synchronized (mLastStatus) { 16299 mLastStatus.put(moveId, status); 16300 } 16301 } 16302 } 16303 16304 private final class OnPermissionChangeListeners extends Handler { 16305 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16306 16307 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16308 new RemoteCallbackList<>(); 16309 16310 public OnPermissionChangeListeners(Looper looper) { 16311 super(looper); 16312 } 16313 16314 @Override 16315 public void handleMessage(Message msg) { 16316 switch (msg.what) { 16317 case MSG_ON_PERMISSIONS_CHANGED: { 16318 final int uid = msg.arg1; 16319 handleOnPermissionsChanged(uid); 16320 } break; 16321 } 16322 } 16323 16324 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16325 mPermissionListeners.register(listener); 16326 16327 } 16328 16329 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16330 mPermissionListeners.unregister(listener); 16331 } 16332 16333 public void onPermissionsChanged(int uid) { 16334 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16335 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16336 } 16337 } 16338 16339 private void handleOnPermissionsChanged(int uid) { 16340 final int count = mPermissionListeners.beginBroadcast(); 16341 try { 16342 for (int i = 0; i < count; i++) { 16343 IOnPermissionsChangeListener callback = mPermissionListeners 16344 .getBroadcastItem(i); 16345 try { 16346 callback.onPermissionsChanged(uid); 16347 } catch (RemoteException e) { 16348 Log.e(TAG, "Permission listener is dead", e); 16349 } 16350 } 16351 } finally { 16352 mPermissionListeners.finishBroadcast(); 16353 } 16354 } 16355 } 16356 16357 private class PackageManagerInternalImpl extends PackageManagerInternal { 16358 @Override 16359 public void setLocationPackagesProvider(PackagesProvider provider) { 16360 synchronized (mPackages) { 16361 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16362 } 16363 } 16364 16365 @Override 16366 public void setImePackagesProvider(PackagesProvider provider) { 16367 synchronized (mPackages) { 16368 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16369 } 16370 } 16371 16372 @Override 16373 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16374 synchronized (mPackages) { 16375 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16376 } 16377 } 16378 16379 @Override 16380 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16381 synchronized (mPackages) { 16382 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16383 } 16384 } 16385 16386 @Override 16387 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16388 synchronized (mPackages) { 16389 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16390 } 16391 } 16392 16393 @Override 16394 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16395 synchronized (mPackages) { 16396 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16397 } 16398 } 16399 16400 @Override 16401 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16402 synchronized (mPackages) { 16403 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16404 packageName, userId); 16405 } 16406 } 16407 16408 @Override 16409 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16410 synchronized (mPackages) { 16411 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16412 packageName, userId); 16413 } 16414 } 16415 } 16416 16417 @Override 16418 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16419 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16420 synchronized (mPackages) { 16421 final long identity = Binder.clearCallingIdentity(); 16422 try { 16423 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16424 packageNames, userId); 16425 } finally { 16426 Binder.restoreCallingIdentity(identity); 16427 } 16428 } 16429 } 16430 16431 private static void enforceSystemOrPhoneCaller(String tag) { 16432 int callingUid = Binder.getCallingUid(); 16433 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16434 throw new SecurityException( 16435 "Cannot call " + tag + " from UID " + callingUid); 16436 } 16437 } 16438} 16439