PackageManagerService.java revision 40cda8ef7c2e91fe1557a8cc35e01b91acf1def8
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 33import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 34import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 35import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 36import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 44import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 48import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 59import static android.content.pm.PackageManager.MATCH_ALL; 60import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 61import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 62import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 63import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 64import static android.content.pm.PackageManager.PERMISSION_DENIED; 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.Debug; 147import android.os.Binder; 148import android.os.Build; 149import android.os.Bundle; 150import android.os.Environment; 151import android.os.Environment.UserEnvironment; 152import android.os.FileUtils; 153import android.os.Handler; 154import android.os.IBinder; 155import android.os.Looper; 156import android.os.Message; 157import android.os.Parcel; 158import android.os.ParcelFileDescriptor; 159import android.os.Process; 160import android.os.RemoteCallbackList; 161import android.os.RemoteException; 162import android.os.SELinux; 163import android.os.ServiceManager; 164import android.os.SystemClock; 165import android.os.SystemProperties; 166import android.os.UserHandle; 167import android.os.UserManager; 168import android.os.storage.IMountService; 169import android.os.storage.MountServiceInternal; 170import android.os.storage.StorageEventListener; 171import android.os.storage.StorageManager; 172import android.os.storage.VolumeInfo; 173import android.os.storage.VolumeRecord; 174import android.security.KeyStore; 175import android.security.SystemKeyStore; 176import android.system.ErrnoException; 177import android.system.Os; 178import android.system.StructStat; 179import android.text.TextUtils; 180import android.text.format.DateUtils; 181import android.util.ArrayMap; 182import android.util.ArraySet; 183import android.util.AtomicFile; 184import android.util.DisplayMetrics; 185import android.util.EventLog; 186import android.util.ExceptionUtils; 187import android.util.Log; 188import android.util.LogPrinter; 189import android.util.MathUtils; 190import android.util.PrintStreamPrinter; 191import android.util.Slog; 192import android.util.SparseArray; 193import android.util.SparseBooleanArray; 194import android.util.SparseIntArray; 195import android.util.Xml; 196import android.view.Display; 197 198import dalvik.system.DexFile; 199import dalvik.system.VMRuntime; 200 201import libcore.io.IoUtils; 202import libcore.util.EmptyArray; 203 204import com.android.internal.R; 205import com.android.internal.annotations.GuardedBy; 206import com.android.internal.app.IMediaContainerService; 207import com.android.internal.app.ResolverActivity; 208import com.android.internal.content.NativeLibraryHelper; 209import com.android.internal.content.PackageHelper; 210import com.android.internal.os.IParcelFileDescriptorFactory; 211import com.android.internal.os.SomeArgs; 212import com.android.internal.os.Zygote; 213import com.android.internal.util.ArrayUtils; 214import com.android.internal.util.FastPrintWriter; 215import com.android.internal.util.FastXmlSerializer; 216import com.android.internal.util.IndentingPrintWriter; 217import com.android.internal.util.Preconditions; 218import com.android.server.EventLogTags; 219import com.android.server.FgThread; 220import com.android.server.IntentResolver; 221import com.android.server.LocalServices; 222import com.android.server.ServiceThread; 223import com.android.server.SystemConfig; 224import com.android.server.Watchdog; 225import com.android.server.pm.PermissionsState.PermissionState; 226import com.android.server.pm.Settings.DatabaseVersion; 227import com.android.server.pm.Settings.VersionInfo; 228import com.android.server.storage.DeviceStorageMonitorInternal; 229 230import org.xmlpull.v1.XmlPullParser; 231import org.xmlpull.v1.XmlPullParserException; 232import org.xmlpull.v1.XmlSerializer; 233 234import java.io.BufferedInputStream; 235import java.io.BufferedOutputStream; 236import java.io.BufferedReader; 237import java.io.ByteArrayInputStream; 238import java.io.ByteArrayOutputStream; 239import java.io.File; 240import java.io.FileDescriptor; 241import java.io.FileNotFoundException; 242import java.io.FileOutputStream; 243import java.io.FileReader; 244import java.io.FilenameFilter; 245import java.io.IOException; 246import java.io.InputStream; 247import java.io.PrintWriter; 248import java.nio.charset.StandardCharsets; 249import java.security.NoSuchAlgorithmException; 250import java.security.PublicKey; 251import java.security.cert.CertificateEncodingException; 252import java.security.cert.CertificateException; 253import java.text.SimpleDateFormat; 254import java.util.ArrayList; 255import java.util.Arrays; 256import java.util.Collection; 257import java.util.Collections; 258import java.util.Comparator; 259import java.util.Date; 260import java.util.Iterator; 261import java.util.List; 262import java.util.Map; 263import java.util.Objects; 264import java.util.Set; 265import java.util.concurrent.CountDownLatch; 266import java.util.concurrent.TimeUnit; 267import java.util.concurrent.atomic.AtomicBoolean; 268import java.util.concurrent.atomic.AtomicInteger; 269import java.util.concurrent.atomic.AtomicLong; 270 271/** 272 * Keep track of all those .apks everywhere. 273 * 274 * This is very central to the platform's security; please run the unit 275 * tests whenever making modifications here: 276 * 277mmm frameworks/base/tests/AndroidTests 278adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 279adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 280 * 281 * {@hide} 282 */ 283public class PackageManagerService extends IPackageManager.Stub { 284 static final String TAG = "PackageManager"; 285 static final boolean DEBUG_SETTINGS = false; 286 static final boolean DEBUG_PREFERRED = false; 287 static final boolean DEBUG_UPGRADE = false; 288 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 289 private static final boolean DEBUG_BACKUP = false; 290 private static final boolean DEBUG_INSTALL = false; 291 private static final boolean DEBUG_REMOVE = false; 292 private static final boolean DEBUG_BROADCASTS = false; 293 private static final boolean DEBUG_SHOW_INFO = false; 294 private static final boolean DEBUG_PACKAGE_INFO = false; 295 private static final boolean DEBUG_INTENT_MATCHING = false; 296 private static final boolean DEBUG_PACKAGE_SCANNING = false; 297 private static final boolean DEBUG_VERIFY = false; 298 private static final boolean DEBUG_DEXOPT = false; 299 private static final boolean DEBUG_ABI_SELECTION = false; 300 301 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 302 303 private static final int RADIO_UID = Process.PHONE_UID; 304 private static final int LOG_UID = Process.LOG_UID; 305 private static final int NFC_UID = Process.NFC_UID; 306 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 307 private static final int SHELL_UID = Process.SHELL_UID; 308 309 // Cap the size of permission trees that 3rd party apps can define 310 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 311 312 // Suffix used during package installation when copying/moving 313 // package apks to install directory. 314 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 315 316 static final int SCAN_NO_DEX = 1<<1; 317 static final int SCAN_FORCE_DEX = 1<<2; 318 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 319 static final int SCAN_NEW_INSTALL = 1<<4; 320 static final int SCAN_NO_PATHS = 1<<5; 321 static final int SCAN_UPDATE_TIME = 1<<6; 322 static final int SCAN_DEFER_DEX = 1<<7; 323 static final int SCAN_BOOTING = 1<<8; 324 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 325 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 326 static final int SCAN_REQUIRE_KNOWN = 1<<12; 327 static final int SCAN_MOVE = 1<<13; 328 static final int SCAN_INITIAL = 1<<14; 329 330 static final int REMOVE_CHATTY = 1<<16; 331 332 private static final int[] EMPTY_INT_ARRAY = new int[0]; 333 334 /** 335 * Timeout (in milliseconds) after which the watchdog should declare that 336 * our handler thread is wedged. The usual default for such things is one 337 * minute but we sometimes do very lengthy I/O operations on this thread, 338 * such as installing multi-gigabyte applications, so ours needs to be longer. 339 */ 340 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 341 342 /** 343 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 344 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 345 * settings entry if available, otherwise we use the hardcoded default. If it's been 346 * more than this long since the last fstrim, we force one during the boot sequence. 347 * 348 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 349 * one gets run at the next available charging+idle time. This final mandatory 350 * no-fstrim check kicks in only of the other scheduling criteria is never met. 351 */ 352 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 353 354 /** 355 * Whether verification is enabled by default. 356 */ 357 private static final boolean DEFAULT_VERIFY_ENABLE = true; 358 359 /** 360 * The default maximum time to wait for the verification agent to return in 361 * milliseconds. 362 */ 363 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 364 365 /** 366 * The default response for package verification timeout. 367 * 368 * This can be either PackageManager.VERIFICATION_ALLOW or 369 * PackageManager.VERIFICATION_REJECT. 370 */ 371 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 372 373 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 374 375 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 376 DEFAULT_CONTAINER_PACKAGE, 377 "com.android.defcontainer.DefaultContainerService"); 378 379 private static final String KILL_APP_REASON_GIDS_CHANGED = 380 "permission grant or revoke changed gids"; 381 382 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 383 "permissions revoked"; 384 385 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 386 387 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 388 389 /** Permission grant: not grant the permission. */ 390 private static final int GRANT_DENIED = 1; 391 392 /** Permission grant: grant the permission as an install permission. */ 393 private static final int GRANT_INSTALL = 2; 394 395 /** Permission grant: grant the permission as an install permission for a legacy app. */ 396 private static final int GRANT_INSTALL_LEGACY = 3; 397 398 /** Permission grant: grant the permission as a runtime one. */ 399 private static final int GRANT_RUNTIME = 4; 400 401 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 402 private static final int GRANT_UPGRADE = 5; 403 404 /** Canonical intent used to identify what counts as a "web browser" app */ 405 private static final Intent sBrowserIntent; 406 static { 407 sBrowserIntent = new Intent(); 408 sBrowserIntent.setAction(Intent.ACTION_VIEW); 409 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 410 sBrowserIntent.setData(Uri.parse("http:")); 411 } 412 413 final ServiceThread mHandlerThread; 414 415 final PackageHandler mHandler; 416 417 /** 418 * Messages for {@link #mHandler} that need to wait for system ready before 419 * being dispatched. 420 */ 421 private ArrayList<Message> mPostSystemReadyMessages; 422 423 final int mSdkVersion = Build.VERSION.SDK_INT; 424 425 final Context mContext; 426 final boolean mFactoryTest; 427 final boolean mOnlyCore; 428 final boolean mLazyDexOpt; 429 final long mDexOptLRUThresholdInMills; 430 final DisplayMetrics mMetrics; 431 final int mDefParseFlags; 432 final String[] mSeparateProcesses; 433 final boolean mIsUpgrade; 434 435 // This is where all application persistent data goes. 436 final File mAppDataDir; 437 438 // This is where all application persistent data goes for secondary users. 439 final File mUserAppDataDir; 440 441 /** The location for ASEC container files on internal storage. */ 442 final String mAsecInternalPath; 443 444 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 445 // LOCK HELD. Can be called with mInstallLock held. 446 @GuardedBy("mInstallLock") 447 final Installer mInstaller; 448 449 /** Directory where installed third-party apps stored */ 450 final File mAppInstallDir; 451 452 /** 453 * Directory to which applications installed internally have their 454 * 32 bit native libraries copied. 455 */ 456 private File mAppLib32InstallDir; 457 458 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 459 // apps. 460 final File mDrmAppPrivateInstallDir; 461 462 // ---------------------------------------------------------------- 463 464 // Lock for state used when installing and doing other long running 465 // operations. Methods that must be called with this lock held have 466 // the suffix "LI". 467 final Object mInstallLock = new Object(); 468 469 // ---------------------------------------------------------------- 470 471 // Keys are String (package name), values are Package. This also serves 472 // as the lock for the global state. Methods that must be called with 473 // this lock held have the prefix "LP". 474 @GuardedBy("mPackages") 475 final ArrayMap<String, PackageParser.Package> mPackages = 476 new ArrayMap<String, PackageParser.Package>(); 477 478 // Tracks available target package names -> overlay package paths. 479 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 480 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 481 482 /** 483 * Tracks new system packages [receiving in an OTA] that we expect to 484 * find updated user-installed versions. Keys are package name, values 485 * are package location. 486 */ 487 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 488 489 final Settings mSettings; 490 boolean mRestoredSettings; 491 492 // System configuration read by SystemConfig. 493 final int[] mGlobalGids; 494 final SparseArray<ArraySet<String>> mSystemPermissions; 495 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 496 497 // If mac_permissions.xml was found for seinfo labeling. 498 boolean mFoundPolicyFile; 499 500 // If a recursive restorecon of /data/data/<pkg> is needed. 501 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 502 503 public static final class SharedLibraryEntry { 504 public final String path; 505 public final String apk; 506 507 SharedLibraryEntry(String _path, String _apk) { 508 path = _path; 509 apk = _apk; 510 } 511 } 512 513 // Currently known shared libraries. 514 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 515 new ArrayMap<String, SharedLibraryEntry>(); 516 517 // All available activities, for your resolving pleasure. 518 final ActivityIntentResolver mActivities = 519 new ActivityIntentResolver(); 520 521 // All available receivers, for your resolving pleasure. 522 final ActivityIntentResolver mReceivers = 523 new ActivityIntentResolver(); 524 525 // All available services, for your resolving pleasure. 526 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 527 528 // All available providers, for your resolving pleasure. 529 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 530 531 // Mapping from provider base names (first directory in content URI codePath) 532 // to the provider information. 533 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 534 new ArrayMap<String, PackageParser.Provider>(); 535 536 // Mapping from instrumentation class names to info about them. 537 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 538 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 539 540 // Mapping from permission names to info about them. 541 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 542 new ArrayMap<String, PackageParser.PermissionGroup>(); 543 544 // Packages whose data we have transfered into another package, thus 545 // should no longer exist. 546 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 547 548 // Broadcast actions that are only available to the system. 549 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 550 551 /** List of packages waiting for verification. */ 552 final SparseArray<PackageVerificationState> mPendingVerification 553 = new SparseArray<PackageVerificationState>(); 554 555 /** Set of packages associated with each app op permission. */ 556 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 557 558 final PackageInstallerService mInstallerService; 559 560 private final PackageDexOptimizer mPackageDexOptimizer; 561 562 private AtomicInteger mNextMoveId = new AtomicInteger(); 563 private final MoveCallbacks mMoveCallbacks; 564 565 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 566 567 // Cache of users who need badging. 568 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 569 570 /** Token for keys in mPendingVerification. */ 571 private int mPendingVerificationToken = 0; 572 573 volatile boolean mSystemReady; 574 volatile boolean mSafeMode; 575 volatile boolean mHasSystemUidErrors; 576 577 ApplicationInfo mAndroidApplication; 578 final ActivityInfo mResolveActivity = new ActivityInfo(); 579 final ResolveInfo mResolveInfo = new ResolveInfo(); 580 ComponentName mResolveComponentName; 581 PackageParser.Package mPlatformPackage; 582 ComponentName mCustomResolverComponentName; 583 584 boolean mResolverReplaced = false; 585 586 private final ComponentName mIntentFilterVerifierComponent; 587 private int mIntentFilterVerificationToken = 0; 588 589 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 590 = new SparseArray<IntentFilterVerificationState>(); 591 592 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 593 new DefaultPermissionGrantPolicy(this); 594 595 private static class IFVerificationParams { 596 PackageParser.Package pkg; 597 boolean replacing; 598 int userId; 599 int verifierUid; 600 601 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 602 int _userId, int _verifierUid) { 603 pkg = _pkg; 604 replacing = _replacing; 605 userId = _userId; 606 replacing = _replacing; 607 verifierUid = _verifierUid; 608 } 609 } 610 611 private interface IntentFilterVerifier<T extends IntentFilter> { 612 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 613 T filter, String packageName); 614 void startVerifications(int userId); 615 void receiveVerificationResponse(int verificationId); 616 } 617 618 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 619 private Context mContext; 620 private ComponentName mIntentFilterVerifierComponent; 621 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 622 623 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 624 mContext = context; 625 mIntentFilterVerifierComponent = verifierComponent; 626 } 627 628 private String getDefaultScheme() { 629 return IntentFilter.SCHEME_HTTPS; 630 } 631 632 @Override 633 public void startVerifications(int userId) { 634 // Launch verifications requests 635 int count = mCurrentIntentFilterVerifications.size(); 636 for (int n=0; n<count; n++) { 637 int verificationId = mCurrentIntentFilterVerifications.get(n); 638 final IntentFilterVerificationState ivs = 639 mIntentFilterVerificationStates.get(verificationId); 640 641 String packageName = ivs.getPackageName(); 642 643 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 644 final int filterCount = filters.size(); 645 ArraySet<String> domainsSet = new ArraySet<>(); 646 for (int m=0; m<filterCount; m++) { 647 PackageParser.ActivityIntentInfo filter = filters.get(m); 648 domainsSet.addAll(filter.getHostsList()); 649 } 650 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 651 synchronized (mPackages) { 652 if (mSettings.createIntentFilterVerificationIfNeededLPw( 653 packageName, domainsList) != null) { 654 scheduleWriteSettingsLocked(); 655 } 656 } 657 sendVerificationRequest(userId, verificationId, ivs); 658 } 659 mCurrentIntentFilterVerifications.clear(); 660 } 661 662 private void sendVerificationRequest(int userId, int verificationId, 663 IntentFilterVerificationState ivs) { 664 665 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 666 verificationIntent.putExtra( 667 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 668 verificationId); 669 verificationIntent.putExtra( 670 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 671 getDefaultScheme()); 672 verificationIntent.putExtra( 673 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 674 ivs.getHostsString()); 675 verificationIntent.putExtra( 676 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 677 ivs.getPackageName()); 678 verificationIntent.setComponent(mIntentFilterVerifierComponent); 679 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 680 681 UserHandle user = new UserHandle(userId); 682 mContext.sendBroadcastAsUser(verificationIntent, user); 683 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 684 "Sending IntentFilter verification broadcast"); 685 } 686 687 public void receiveVerificationResponse(int verificationId) { 688 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 689 690 final boolean verified = ivs.isVerified(); 691 692 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 693 final int count = filters.size(); 694 if (DEBUG_DOMAIN_VERIFICATION) { 695 Slog.i(TAG, "Received verification response " + verificationId 696 + " for " + count + " filters, verified=" + verified); 697 } 698 for (int n=0; n<count; n++) { 699 PackageParser.ActivityIntentInfo filter = filters.get(n); 700 filter.setVerified(verified); 701 702 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 703 + " verified with result:" + verified + " and hosts:" 704 + ivs.getHostsString()); 705 } 706 707 mIntentFilterVerificationStates.remove(verificationId); 708 709 final String packageName = ivs.getPackageName(); 710 IntentFilterVerificationInfo ivi = null; 711 712 synchronized (mPackages) { 713 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 714 } 715 if (ivi == null) { 716 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 717 + verificationId + " packageName:" + packageName); 718 return; 719 } 720 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 721 "Updating IntentFilterVerificationInfo for package " + packageName 722 +" verificationId:" + verificationId); 723 724 synchronized (mPackages) { 725 if (verified) { 726 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 727 } else { 728 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 729 } 730 scheduleWriteSettingsLocked(); 731 732 final int userId = ivs.getUserId(); 733 if (userId != UserHandle.USER_ALL) { 734 final int userStatus = 735 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 736 737 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 738 boolean needUpdate = false; 739 740 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 741 // already been set by the User thru the Disambiguation dialog 742 switch (userStatus) { 743 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 744 if (verified) { 745 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 746 } else { 747 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 748 } 749 needUpdate = true; 750 break; 751 752 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 753 if (verified) { 754 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 755 needUpdate = true; 756 } 757 break; 758 759 default: 760 // Nothing to do 761 } 762 763 if (needUpdate) { 764 mSettings.updateIntentFilterVerificationStatusLPw( 765 packageName, updatedStatus, userId); 766 scheduleWritePackageRestrictionsLocked(userId); 767 } 768 } 769 } 770 } 771 772 @Override 773 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 774 ActivityIntentInfo filter, String packageName) { 775 if (!hasValidDomains(filter)) { 776 return false; 777 } 778 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 779 if (ivs == null) { 780 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 781 packageName); 782 } 783 if (DEBUG_DOMAIN_VERIFICATION) { 784 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 785 } 786 ivs.addFilter(filter); 787 return true; 788 } 789 790 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 791 int userId, int verificationId, String packageName) { 792 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 793 verifierUid, userId, packageName); 794 ivs.setPendingState(); 795 synchronized (mPackages) { 796 mIntentFilterVerificationStates.append(verificationId, ivs); 797 mCurrentIntentFilterVerifications.add(verificationId); 798 } 799 return ivs; 800 } 801 } 802 803 private static boolean hasValidDomains(ActivityIntentInfo filter) { 804 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 805 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 806 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 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, args.user.getIdentifier(), 1343 args.installGrantPermissions); 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 if (TextUtils.isEmpty(fsUuid)) { 1659 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1660 return; 1661 } 1662 1663 // Remove any apps installed on the forgotten volume 1664 synchronized (mPackages) { 1665 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1666 for (PackageSetting ps : packages) { 1667 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1668 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1669 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1670 } 1671 1672 mSettings.onVolumeForgotten(fsUuid); 1673 mSettings.writeLPr(); 1674 } 1675 } 1676 }; 1677 1678 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1679 String[] grantedPermissions) { 1680 if (userId >= UserHandle.USER_OWNER) { 1681 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1682 } else if (userId == UserHandle.USER_ALL) { 1683 final int[] userIds; 1684 synchronized (mPackages) { 1685 userIds = UserManagerService.getInstance().getUserIds(); 1686 } 1687 for (int someUserId : userIds) { 1688 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1689 } 1690 } 1691 1692 // We could have touched GID membership, so flush out packages.list 1693 synchronized (mPackages) { 1694 mSettings.writePackageListLPr(); 1695 } 1696 } 1697 1698 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1699 String[] grantedPermissions) { 1700 SettingBase sb = (SettingBase) pkg.mExtras; 1701 if (sb == null) { 1702 return; 1703 } 1704 1705 PermissionsState permissionsState = sb.getPermissionsState(); 1706 1707 for (String permission : pkg.requestedPermissions) { 1708 BasePermission bp = mSettings.mPermissions.get(permission); 1709 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1710 || ArrayUtils.contains(grantedPermissions, permission))) { 1711 permissionsState.grantRuntimePermission(bp, userId); 1712 } 1713 } 1714 } 1715 1716 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1717 Bundle extras = null; 1718 switch (res.returnCode) { 1719 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1720 extras = new Bundle(); 1721 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1722 res.origPermission); 1723 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1724 res.origPackage); 1725 break; 1726 } 1727 case PackageManager.INSTALL_SUCCEEDED: { 1728 extras = new Bundle(); 1729 extras.putBoolean(Intent.EXTRA_REPLACING, 1730 res.removedInfo != null && res.removedInfo.removedPackage != null); 1731 break; 1732 } 1733 } 1734 return extras; 1735 } 1736 1737 void scheduleWriteSettingsLocked() { 1738 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1739 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1740 } 1741 } 1742 1743 void scheduleWritePackageRestrictionsLocked(int userId) { 1744 if (!sUserManager.exists(userId)) return; 1745 mDirtyUsers.add(userId); 1746 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1747 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1748 } 1749 } 1750 1751 public static PackageManagerService main(Context context, Installer installer, 1752 boolean factoryTest, boolean onlyCore) { 1753 PackageManagerService m = new PackageManagerService(context, installer, 1754 factoryTest, onlyCore); 1755 ServiceManager.addService("package", m); 1756 return m; 1757 } 1758 1759 static String[] splitString(String str, char sep) { 1760 int count = 1; 1761 int i = 0; 1762 while ((i=str.indexOf(sep, i)) >= 0) { 1763 count++; 1764 i++; 1765 } 1766 1767 String[] res = new String[count]; 1768 i=0; 1769 count = 0; 1770 int lastI=0; 1771 while ((i=str.indexOf(sep, i)) >= 0) { 1772 res[count] = str.substring(lastI, i); 1773 count++; 1774 i++; 1775 lastI = i; 1776 } 1777 res[count] = str.substring(lastI, str.length()); 1778 return res; 1779 } 1780 1781 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1782 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1783 Context.DISPLAY_SERVICE); 1784 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1785 } 1786 1787 public PackageManagerService(Context context, Installer installer, 1788 boolean factoryTest, boolean onlyCore) { 1789 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1790 SystemClock.uptimeMillis()); 1791 1792 if (mSdkVersion <= 0) { 1793 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1794 } 1795 1796 mContext = context; 1797 mFactoryTest = factoryTest; 1798 mOnlyCore = onlyCore; 1799 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1800 mMetrics = new DisplayMetrics(); 1801 mSettings = new Settings(mPackages); 1802 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1803 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1804 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1805 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1806 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1807 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1808 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1809 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1810 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1811 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1812 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1813 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1814 1815 // TODO: add a property to control this? 1816 long dexOptLRUThresholdInMinutes; 1817 if (mLazyDexOpt) { 1818 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1819 } else { 1820 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1821 } 1822 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1823 1824 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1825 if (separateProcesses != null && separateProcesses.length() > 0) { 1826 if ("*".equals(separateProcesses)) { 1827 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1828 mSeparateProcesses = null; 1829 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1830 } else { 1831 mDefParseFlags = 0; 1832 mSeparateProcesses = separateProcesses.split(","); 1833 Slog.w(TAG, "Running with debug.separate_processes: " 1834 + separateProcesses); 1835 } 1836 } else { 1837 mDefParseFlags = 0; 1838 mSeparateProcesses = null; 1839 } 1840 1841 mInstaller = installer; 1842 mPackageDexOptimizer = new PackageDexOptimizer(this); 1843 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1844 1845 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1846 FgThread.get().getLooper()); 1847 1848 getDefaultDisplayMetrics(context, mMetrics); 1849 1850 SystemConfig systemConfig = SystemConfig.getInstance(); 1851 mGlobalGids = systemConfig.getGlobalGids(); 1852 mSystemPermissions = systemConfig.getSystemPermissions(); 1853 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1854 1855 synchronized (mInstallLock) { 1856 // writer 1857 synchronized (mPackages) { 1858 mHandlerThread = new ServiceThread(TAG, 1859 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1860 mHandlerThread.start(); 1861 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1862 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1863 1864 File dataDir = Environment.getDataDirectory(); 1865 mAppDataDir = new File(dataDir, "data"); 1866 mAppInstallDir = new File(dataDir, "app"); 1867 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1868 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1869 mUserAppDataDir = new File(dataDir, "user"); 1870 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1871 1872 sUserManager = new UserManagerService(context, this, 1873 mInstallLock, mPackages); 1874 1875 // Propagate permission configuration in to package manager. 1876 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1877 = systemConfig.getPermissions(); 1878 for (int i=0; i<permConfig.size(); i++) { 1879 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1880 BasePermission bp = mSettings.mPermissions.get(perm.name); 1881 if (bp == null) { 1882 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1883 mSettings.mPermissions.put(perm.name, bp); 1884 } 1885 if (perm.gids != null) { 1886 bp.setGids(perm.gids, perm.perUser); 1887 } 1888 } 1889 1890 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1891 for (int i=0; i<libConfig.size(); i++) { 1892 mSharedLibraries.put(libConfig.keyAt(i), 1893 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1894 } 1895 1896 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1897 1898 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1899 mSdkVersion, mOnlyCore); 1900 1901 String customResolverActivity = Resources.getSystem().getString( 1902 R.string.config_customResolverActivity); 1903 if (TextUtils.isEmpty(customResolverActivity)) { 1904 customResolverActivity = null; 1905 } else { 1906 mCustomResolverComponentName = ComponentName.unflattenFromString( 1907 customResolverActivity); 1908 } 1909 1910 long startTime = SystemClock.uptimeMillis(); 1911 1912 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1913 startTime); 1914 1915 // Set flag to monitor and not change apk file paths when 1916 // scanning install directories. 1917 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1918 1919 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1920 1921 /** 1922 * Add everything in the in the boot class path to the 1923 * list of process files because dexopt will have been run 1924 * if necessary during zygote startup. 1925 */ 1926 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1927 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1928 1929 if (bootClassPath != null) { 1930 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1931 for (String element : bootClassPathElements) { 1932 alreadyDexOpted.add(element); 1933 } 1934 } else { 1935 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1936 } 1937 1938 if (systemServerClassPath != null) { 1939 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1940 for (String element : systemServerClassPathElements) { 1941 alreadyDexOpted.add(element); 1942 } 1943 } else { 1944 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1945 } 1946 1947 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1948 final String[] dexCodeInstructionSets = 1949 getDexCodeInstructionSets( 1950 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1951 1952 /** 1953 * Ensure all external libraries have had dexopt run on them. 1954 */ 1955 if (mSharedLibraries.size() > 0) { 1956 // NOTE: For now, we're compiling these system "shared libraries" 1957 // (and framework jars) into all available architectures. It's possible 1958 // to compile them only when we come across an app that uses them (there's 1959 // already logic for that in scanPackageLI) but that adds some complexity. 1960 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1961 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1962 final String lib = libEntry.path; 1963 if (lib == null) { 1964 continue; 1965 } 1966 1967 try { 1968 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1969 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1970 alreadyDexOpted.add(lib); 1971 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1972 } 1973 } catch (FileNotFoundException e) { 1974 Slog.w(TAG, "Library not found: " + lib); 1975 } catch (IOException e) { 1976 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1977 + e.getMessage()); 1978 } 1979 } 1980 } 1981 } 1982 1983 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1984 1985 // Gross hack for now: we know this file doesn't contain any 1986 // code, so don't dexopt it to avoid the resulting log spew. 1987 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1988 1989 // Gross hack for now: we know this file is only part of 1990 // the boot class path for art, so don't dexopt it to 1991 // avoid the resulting log spew. 1992 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1993 1994 /** 1995 * There are a number of commands implemented in Java, which 1996 * we currently need to do the dexopt on so that they can be 1997 * run from a non-root shell. 1998 */ 1999 String[] frameworkFiles = frameworkDir.list(); 2000 if (frameworkFiles != null) { 2001 // TODO: We could compile these only for the most preferred ABI. We should 2002 // first double check that the dex files for these commands are not referenced 2003 // by other system apps. 2004 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2005 for (int i=0; i<frameworkFiles.length; i++) { 2006 File libPath = new File(frameworkDir, frameworkFiles[i]); 2007 String path = libPath.getPath(); 2008 // Skip the file if we already did it. 2009 if (alreadyDexOpted.contains(path)) { 2010 continue; 2011 } 2012 // Skip the file if it is not a type we want to dexopt. 2013 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2014 continue; 2015 } 2016 try { 2017 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2018 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2019 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2020 } 2021 } catch (FileNotFoundException e) { 2022 Slog.w(TAG, "Jar not found: " + path); 2023 } catch (IOException e) { 2024 Slog.w(TAG, "Exception reading jar: " + path, e); 2025 } 2026 } 2027 } 2028 } 2029 2030 // Collect vendor overlay packages. 2031 // (Do this before scanning any apps.) 2032 // For security and version matching reason, only consider 2033 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2034 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2035 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2036 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2037 2038 // Find base frameworks (resource packages without code). 2039 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2040 | PackageParser.PARSE_IS_SYSTEM_DIR 2041 | PackageParser.PARSE_IS_PRIVILEGED, 2042 scanFlags | SCAN_NO_DEX, 0); 2043 2044 // Collected privileged system packages. 2045 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2046 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2047 | PackageParser.PARSE_IS_SYSTEM_DIR 2048 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2049 2050 // Collect ordinary system packages. 2051 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2052 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2053 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2054 2055 // Collect all vendor packages. 2056 File vendorAppDir = new File("/vendor/app"); 2057 try { 2058 vendorAppDir = vendorAppDir.getCanonicalFile(); 2059 } catch (IOException e) { 2060 // failed to look up canonical path, continue with original one 2061 } 2062 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2063 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2064 2065 // Collect all OEM packages. 2066 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2067 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2068 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2069 2070 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2071 mInstaller.moveFiles(); 2072 2073 // Prune any system packages that no longer exist. 2074 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2075 if (!mOnlyCore) { 2076 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2077 while (psit.hasNext()) { 2078 PackageSetting ps = psit.next(); 2079 2080 /* 2081 * If this is not a system app, it can't be a 2082 * disable system app. 2083 */ 2084 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2085 continue; 2086 } 2087 2088 /* 2089 * If the package is scanned, it's not erased. 2090 */ 2091 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2092 if (scannedPkg != null) { 2093 /* 2094 * If the system app is both scanned and in the 2095 * disabled packages list, then it must have been 2096 * added via OTA. Remove it from the currently 2097 * scanned package so the previously user-installed 2098 * application can be scanned. 2099 */ 2100 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2101 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2102 + ps.name + "; removing system app. Last known codePath=" 2103 + ps.codePathString + ", installStatus=" + ps.installStatus 2104 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2105 + scannedPkg.mVersionCode); 2106 removePackageLI(ps, true); 2107 mExpectingBetter.put(ps.name, ps.codePath); 2108 } 2109 2110 continue; 2111 } 2112 2113 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2114 psit.remove(); 2115 logCriticalInfo(Log.WARN, "System package " + ps.name 2116 + " no longer exists; wiping its data"); 2117 removeDataDirsLI(null, ps.name); 2118 } else { 2119 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2120 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2121 possiblyDeletedUpdatedSystemApps.add(ps.name); 2122 } 2123 } 2124 } 2125 } 2126 2127 //look for any incomplete package installations 2128 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2129 //clean up list 2130 for(int i = 0; i < deletePkgsList.size(); i++) { 2131 //clean up here 2132 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2133 } 2134 //delete tmp files 2135 deleteTempPackageFiles(); 2136 2137 // Remove any shared userIDs that have no associated packages 2138 mSettings.pruneSharedUsersLPw(); 2139 2140 if (!mOnlyCore) { 2141 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2142 SystemClock.uptimeMillis()); 2143 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2144 2145 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2146 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2147 2148 /** 2149 * Remove disable package settings for any updated system 2150 * apps that were removed via an OTA. If they're not a 2151 * previously-updated app, remove them completely. 2152 * Otherwise, just revoke their system-level permissions. 2153 */ 2154 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2155 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2156 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2157 2158 String msg; 2159 if (deletedPkg == null) { 2160 msg = "Updated system package " + deletedAppName 2161 + " no longer exists; wiping its data"; 2162 removeDataDirsLI(null, deletedAppName); 2163 } else { 2164 msg = "Updated system app + " + deletedAppName 2165 + " no longer present; removing system privileges for " 2166 + deletedAppName; 2167 2168 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2169 2170 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2171 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2172 } 2173 logCriticalInfo(Log.WARN, msg); 2174 } 2175 2176 /** 2177 * Make sure all system apps that we expected to appear on 2178 * the userdata partition actually showed up. If they never 2179 * appeared, crawl back and revive the system version. 2180 */ 2181 for (int i = 0; i < mExpectingBetter.size(); i++) { 2182 final String packageName = mExpectingBetter.keyAt(i); 2183 if (!mPackages.containsKey(packageName)) { 2184 final File scanFile = mExpectingBetter.valueAt(i); 2185 2186 logCriticalInfo(Log.WARN, "Expected better " + packageName 2187 + " but never showed up; reverting to system"); 2188 2189 final int reparseFlags; 2190 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2191 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2192 | PackageParser.PARSE_IS_SYSTEM_DIR 2193 | PackageParser.PARSE_IS_PRIVILEGED; 2194 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2195 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2196 | PackageParser.PARSE_IS_SYSTEM_DIR; 2197 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2198 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2199 | PackageParser.PARSE_IS_SYSTEM_DIR; 2200 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2201 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2202 | PackageParser.PARSE_IS_SYSTEM_DIR; 2203 } else { 2204 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2205 continue; 2206 } 2207 2208 mSettings.enableSystemPackageLPw(packageName); 2209 2210 try { 2211 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2212 } catch (PackageManagerException e) { 2213 Slog.e(TAG, "Failed to parse original system package: " 2214 + e.getMessage()); 2215 } 2216 } 2217 } 2218 } 2219 mExpectingBetter.clear(); 2220 2221 // Now that we know all of the shared libraries, update all clients to have 2222 // the correct library paths. 2223 updateAllSharedLibrariesLPw(); 2224 2225 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2226 // NOTE: We ignore potential failures here during a system scan (like 2227 // the rest of the commands above) because there's precious little we 2228 // can do about it. A settings error is reported, though. 2229 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2230 false /* force dexopt */, false /* defer dexopt */); 2231 } 2232 2233 // Now that we know all the packages we are keeping, 2234 // read and update their last usage times. 2235 mPackageUsage.readLP(); 2236 2237 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2238 SystemClock.uptimeMillis()); 2239 Slog.i(TAG, "Time to scan packages: " 2240 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2241 + " seconds"); 2242 2243 // If the platform SDK has changed since the last time we booted, 2244 // we need to re-grant app permission to catch any new ones that 2245 // appear. This is really a hack, and means that apps can in some 2246 // cases get permissions that the user didn't initially explicitly 2247 // allow... it would be nice to have some better way to handle 2248 // this situation. 2249 final VersionInfo ver = mSettings.getInternalVersion(); 2250 2251 int updateFlags = UPDATE_PERMISSIONS_ALL; 2252 if (ver.sdkVersion != mSdkVersion) { 2253 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2254 + mSdkVersion + "; regranting permissions for internal storage"); 2255 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2256 } 2257 updatePermissionsLPw(null, null, updateFlags); 2258 ver.sdkVersion = mSdkVersion; 2259 2260 // If this is the first boot, and it is a normal boot, then 2261 // we need to initialize the default preferred apps. 2262 if (!mRestoredSettings && !onlyCore) { 2263 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2264 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2265 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2266 } 2267 2268 // If this is first boot after an OTA, and a normal boot, then 2269 // we need to clear code cache directories. 2270 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2271 if (mIsUpgrade && !onlyCore) { 2272 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2273 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2274 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2275 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2276 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2277 } 2278 } 2279 ver.fingerprint = Build.FINGERPRINT; 2280 } 2281 2282 checkDefaultBrowser(); 2283 2284 // All the changes are done during package scanning. 2285 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2286 2287 // can downgrade to reader 2288 mSettings.writeLPr(); 2289 2290 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2291 SystemClock.uptimeMillis()); 2292 2293 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2294 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2295 2296 mInstallerService = new PackageInstallerService(context, this); 2297 2298 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2299 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2300 mIntentFilterVerifierComponent); 2301 2302 } // synchronized (mPackages) 2303 } // synchronized (mInstallLock) 2304 2305 // Now after opening every single application zip, make sure they 2306 // are all flushed. Not really needed, but keeps things nice and 2307 // tidy. 2308 Runtime.getRuntime().gc(); 2309 2310 // Expose private service for system components to use. 2311 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2312 } 2313 2314 @Override 2315 public boolean isFirstBoot() { 2316 return !mRestoredSettings; 2317 } 2318 2319 @Override 2320 public boolean isOnlyCoreApps() { 2321 return mOnlyCore; 2322 } 2323 2324 @Override 2325 public boolean isUpgrade() { 2326 return mIsUpgrade; 2327 } 2328 2329 private String getRequiredVerifierLPr() { 2330 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2331 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2332 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2333 2334 String requiredVerifier = null; 2335 2336 final int N = receivers.size(); 2337 for (int i = 0; i < N; i++) { 2338 final ResolveInfo info = receivers.get(i); 2339 2340 if (info.activityInfo == null) { 2341 continue; 2342 } 2343 2344 final String packageName = info.activityInfo.packageName; 2345 2346 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2347 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2348 continue; 2349 } 2350 2351 if (requiredVerifier != null) { 2352 throw new RuntimeException("There can be only one required verifier"); 2353 } 2354 2355 requiredVerifier = packageName; 2356 } 2357 2358 return requiredVerifier; 2359 } 2360 2361 private String getRequiredInstallerLPr() { 2362 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2363 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2364 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2365 2366 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2367 PACKAGE_MIME_TYPE, 0, 0); 2368 2369 String requiredInstaller = null; 2370 2371 final int N = installers.size(); 2372 for (int i = 0; i < N; i++) { 2373 final ResolveInfo info = installers.get(i); 2374 final String packageName = info.activityInfo.packageName; 2375 2376 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2377 continue; 2378 } 2379 2380 if (requiredInstaller != null) { 2381 throw new RuntimeException("There must be one required installer"); 2382 } 2383 2384 requiredInstaller = packageName; 2385 } 2386 2387 if (requiredInstaller == null) { 2388 throw new RuntimeException("There must be one required installer"); 2389 } 2390 2391 return requiredInstaller; 2392 } 2393 2394 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2395 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2396 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2397 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2398 2399 ComponentName verifierComponentName = null; 2400 2401 int priority = -1000; 2402 final int N = receivers.size(); 2403 for (int i = 0; i < N; i++) { 2404 final ResolveInfo info = receivers.get(i); 2405 2406 if (info.activityInfo == null) { 2407 continue; 2408 } 2409 2410 final String packageName = info.activityInfo.packageName; 2411 2412 final PackageSetting ps = mSettings.mPackages.get(packageName); 2413 if (ps == null) { 2414 continue; 2415 } 2416 2417 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2418 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2419 continue; 2420 } 2421 2422 // Select the IntentFilterVerifier with the highest priority 2423 if (priority < info.priority) { 2424 priority = info.priority; 2425 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2426 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2427 + verifierComponentName + " with priority: " + info.priority); 2428 } 2429 } 2430 2431 return verifierComponentName; 2432 } 2433 2434 private void primeDomainVerificationsLPw(int userId) { 2435 if (DEBUG_DOMAIN_VERIFICATION) { 2436 Slog.d(TAG, "Priming domain verifications in user " + userId); 2437 } 2438 2439 SystemConfig systemConfig = SystemConfig.getInstance(); 2440 ArraySet<String> packages = systemConfig.getLinkedApps(); 2441 ArraySet<String> domains = new ArraySet<String>(); 2442 2443 for (String packageName : packages) { 2444 PackageParser.Package pkg = mPackages.get(packageName); 2445 if (pkg != null) { 2446 if (!pkg.isSystemApp()) { 2447 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2448 continue; 2449 } 2450 2451 domains.clear(); 2452 for (PackageParser.Activity a : pkg.activities) { 2453 for (ActivityIntentInfo filter : a.intents) { 2454 if (hasValidDomains(filter)) { 2455 domains.addAll(filter.getHostsList()); 2456 } 2457 } 2458 } 2459 2460 if (domains.size() > 0) { 2461 if (DEBUG_DOMAIN_VERIFICATION) { 2462 Slog.v(TAG, " + " + packageName); 2463 } 2464 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2465 // state w.r.t. the formal app-linkage "no verification attempted" state; 2466 // and then 'always' in the per-user state actually used for intent resolution. 2467 final IntentFilterVerificationInfo ivi; 2468 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2469 new ArrayList<String>(domains)); 2470 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2471 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2472 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2473 } else { 2474 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2475 + "' does not handle web links"); 2476 } 2477 } else { 2478 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2479 } 2480 } 2481 2482 scheduleWritePackageRestrictionsLocked(userId); 2483 scheduleWriteSettingsLocked(); 2484 } 2485 2486 private void applyFactoryDefaultBrowserLPw(int userId) { 2487 // The default browser app's package name is stored in a string resource, 2488 // with a product-specific overlay used for vendor customization. 2489 String browserPkg = mContext.getResources().getString( 2490 com.android.internal.R.string.default_browser); 2491 if (!TextUtils.isEmpty(browserPkg)) { 2492 // non-empty string => required to be a known package 2493 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2494 if (ps == null) { 2495 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2496 browserPkg = null; 2497 } else { 2498 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2499 } 2500 } 2501 2502 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2503 // default. If there's more than one, just leave everything alone. 2504 if (browserPkg == null) { 2505 calculateDefaultBrowserLPw(userId); 2506 } 2507 } 2508 2509 private void calculateDefaultBrowserLPw(int userId) { 2510 List<String> allBrowsers = resolveAllBrowserApps(userId); 2511 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2512 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2513 } 2514 2515 private List<String> resolveAllBrowserApps(int userId) { 2516 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2517 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2518 PackageManager.MATCH_ALL, userId); 2519 2520 final int count = list.size(); 2521 List<String> result = new ArrayList<String>(count); 2522 for (int i=0; i<count; i++) { 2523 ResolveInfo info = list.get(i); 2524 if (info.activityInfo == null 2525 || !info.handleAllWebDataURI 2526 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2527 || result.contains(info.activityInfo.packageName)) { 2528 continue; 2529 } 2530 result.add(info.activityInfo.packageName); 2531 } 2532 2533 return result; 2534 } 2535 2536 private boolean packageIsBrowser(String packageName, int userId) { 2537 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2538 PackageManager.MATCH_ALL, userId); 2539 final int N = list.size(); 2540 for (int i = 0; i < N; i++) { 2541 ResolveInfo info = list.get(i); 2542 if (packageName.equals(info.activityInfo.packageName)) { 2543 return true; 2544 } 2545 } 2546 return false; 2547 } 2548 2549 private void checkDefaultBrowser() { 2550 final int myUserId = UserHandle.myUserId(); 2551 final String packageName = getDefaultBrowserPackageName(myUserId); 2552 if (packageName != null) { 2553 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2554 if (info == null) { 2555 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2556 synchronized (mPackages) { 2557 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2558 } 2559 } 2560 } 2561 } 2562 2563 @Override 2564 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2565 throws RemoteException { 2566 try { 2567 return super.onTransact(code, data, reply, flags); 2568 } catch (RuntimeException e) { 2569 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2570 Slog.wtf(TAG, "Package Manager Crash", e); 2571 } 2572 throw e; 2573 } 2574 } 2575 2576 void cleanupInstallFailedPackage(PackageSetting ps) { 2577 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2578 2579 removeDataDirsLI(ps.volumeUuid, ps.name); 2580 if (ps.codePath != null) { 2581 if (ps.codePath.isDirectory()) { 2582 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2583 } else { 2584 ps.codePath.delete(); 2585 } 2586 } 2587 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2588 if (ps.resourcePath.isDirectory()) { 2589 FileUtils.deleteContents(ps.resourcePath); 2590 } 2591 ps.resourcePath.delete(); 2592 } 2593 mSettings.removePackageLPw(ps.name); 2594 } 2595 2596 static int[] appendInts(int[] cur, int[] add) { 2597 if (add == null) return cur; 2598 if (cur == null) return add; 2599 final int N = add.length; 2600 for (int i=0; i<N; i++) { 2601 cur = appendInt(cur, add[i]); 2602 } 2603 return cur; 2604 } 2605 2606 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2607 if (!sUserManager.exists(userId)) return null; 2608 final PackageSetting ps = (PackageSetting) p.mExtras; 2609 if (ps == null) { 2610 return null; 2611 } 2612 2613 final PermissionsState permissionsState = ps.getPermissionsState(); 2614 2615 final int[] gids = permissionsState.computeGids(userId); 2616 final Set<String> permissions = permissionsState.getPermissions(userId); 2617 final PackageUserState state = ps.readUserState(userId); 2618 2619 return PackageParser.generatePackageInfo(p, gids, flags, 2620 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2621 } 2622 2623 @Override 2624 public boolean isPackageFrozen(String packageName) { 2625 synchronized (mPackages) { 2626 final PackageSetting ps = mSettings.mPackages.get(packageName); 2627 if (ps != null) { 2628 return ps.frozen; 2629 } 2630 } 2631 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2632 return true; 2633 } 2634 2635 @Override 2636 public boolean isPackageAvailable(String packageName, int userId) { 2637 if (!sUserManager.exists(userId)) return false; 2638 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2639 synchronized (mPackages) { 2640 PackageParser.Package p = mPackages.get(packageName); 2641 if (p != null) { 2642 final PackageSetting ps = (PackageSetting) p.mExtras; 2643 if (ps != null) { 2644 final PackageUserState state = ps.readUserState(userId); 2645 if (state != null) { 2646 return PackageParser.isAvailable(state); 2647 } 2648 } 2649 } 2650 } 2651 return false; 2652 } 2653 2654 @Override 2655 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2656 if (!sUserManager.exists(userId)) return null; 2657 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2658 // reader 2659 synchronized (mPackages) { 2660 PackageParser.Package p = mPackages.get(packageName); 2661 if (DEBUG_PACKAGE_INFO) 2662 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2663 if (p != null) { 2664 return generatePackageInfo(p, flags, userId); 2665 } 2666 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2667 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2668 } 2669 } 2670 return null; 2671 } 2672 2673 @Override 2674 public String[] currentToCanonicalPackageNames(String[] names) { 2675 String[] out = new String[names.length]; 2676 // reader 2677 synchronized (mPackages) { 2678 for (int i=names.length-1; i>=0; i--) { 2679 PackageSetting ps = mSettings.mPackages.get(names[i]); 2680 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2681 } 2682 } 2683 return out; 2684 } 2685 2686 @Override 2687 public String[] canonicalToCurrentPackageNames(String[] names) { 2688 String[] out = new String[names.length]; 2689 // reader 2690 synchronized (mPackages) { 2691 for (int i=names.length-1; i>=0; i--) { 2692 String cur = mSettings.mRenamedPackages.get(names[i]); 2693 out[i] = cur != null ? cur : names[i]; 2694 } 2695 } 2696 return out; 2697 } 2698 2699 @Override 2700 public int getPackageUid(String packageName, int userId) { 2701 if (!sUserManager.exists(userId)) return -1; 2702 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2703 2704 // reader 2705 synchronized (mPackages) { 2706 PackageParser.Package p = mPackages.get(packageName); 2707 if(p != null) { 2708 return UserHandle.getUid(userId, p.applicationInfo.uid); 2709 } 2710 PackageSetting ps = mSettings.mPackages.get(packageName); 2711 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2712 return -1; 2713 } 2714 p = ps.pkg; 2715 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2716 } 2717 } 2718 2719 @Override 2720 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2721 if (!sUserManager.exists(userId)) { 2722 return null; 2723 } 2724 2725 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2726 "getPackageGids"); 2727 2728 // reader 2729 synchronized (mPackages) { 2730 PackageParser.Package p = mPackages.get(packageName); 2731 if (DEBUG_PACKAGE_INFO) { 2732 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2733 } 2734 if (p != null) { 2735 PackageSetting ps = (PackageSetting) p.mExtras; 2736 return ps.getPermissionsState().computeGids(userId); 2737 } 2738 } 2739 2740 return null; 2741 } 2742 2743 static PermissionInfo generatePermissionInfo( 2744 BasePermission bp, int flags) { 2745 if (bp.perm != null) { 2746 return PackageParser.generatePermissionInfo(bp.perm, flags); 2747 } 2748 PermissionInfo pi = new PermissionInfo(); 2749 pi.name = bp.name; 2750 pi.packageName = bp.sourcePackage; 2751 pi.nonLocalizedLabel = bp.name; 2752 pi.protectionLevel = bp.protectionLevel; 2753 return pi; 2754 } 2755 2756 @Override 2757 public PermissionInfo getPermissionInfo(String name, int flags) { 2758 // reader 2759 synchronized (mPackages) { 2760 final BasePermission p = mSettings.mPermissions.get(name); 2761 if (p != null) { 2762 return generatePermissionInfo(p, flags); 2763 } 2764 return null; 2765 } 2766 } 2767 2768 @Override 2769 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2770 // reader 2771 synchronized (mPackages) { 2772 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2773 for (BasePermission p : mSettings.mPermissions.values()) { 2774 if (group == null) { 2775 if (p.perm == null || p.perm.info.group == null) { 2776 out.add(generatePermissionInfo(p, flags)); 2777 } 2778 } else { 2779 if (p.perm != null && group.equals(p.perm.info.group)) { 2780 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2781 } 2782 } 2783 } 2784 2785 if (out.size() > 0) { 2786 return out; 2787 } 2788 return mPermissionGroups.containsKey(group) ? out : null; 2789 } 2790 } 2791 2792 @Override 2793 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2794 // reader 2795 synchronized (mPackages) { 2796 return PackageParser.generatePermissionGroupInfo( 2797 mPermissionGroups.get(name), flags); 2798 } 2799 } 2800 2801 @Override 2802 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2803 // reader 2804 synchronized (mPackages) { 2805 final int N = mPermissionGroups.size(); 2806 ArrayList<PermissionGroupInfo> out 2807 = new ArrayList<PermissionGroupInfo>(N); 2808 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2809 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2810 } 2811 return out; 2812 } 2813 } 2814 2815 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2816 int userId) { 2817 if (!sUserManager.exists(userId)) return null; 2818 PackageSetting ps = mSettings.mPackages.get(packageName); 2819 if (ps != null) { 2820 if (ps.pkg == null) { 2821 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2822 flags, userId); 2823 if (pInfo != null) { 2824 return pInfo.applicationInfo; 2825 } 2826 return null; 2827 } 2828 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2829 ps.readUserState(userId), userId); 2830 } 2831 return null; 2832 } 2833 2834 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2835 int userId) { 2836 if (!sUserManager.exists(userId)) return null; 2837 PackageSetting ps = mSettings.mPackages.get(packageName); 2838 if (ps != null) { 2839 PackageParser.Package pkg = ps.pkg; 2840 if (pkg == null) { 2841 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2842 return null; 2843 } 2844 // Only data remains, so we aren't worried about code paths 2845 pkg = new PackageParser.Package(packageName); 2846 pkg.applicationInfo.packageName = packageName; 2847 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2848 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2849 pkg.applicationInfo.dataDir = Environment 2850 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2851 .getAbsolutePath(); 2852 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2853 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2854 } 2855 return generatePackageInfo(pkg, flags, userId); 2856 } 2857 return null; 2858 } 2859 2860 @Override 2861 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2862 if (!sUserManager.exists(userId)) return null; 2863 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2864 // writer 2865 synchronized (mPackages) { 2866 PackageParser.Package p = mPackages.get(packageName); 2867 if (DEBUG_PACKAGE_INFO) Log.v( 2868 TAG, "getApplicationInfo " + packageName 2869 + ": " + p); 2870 if (p != null) { 2871 PackageSetting ps = mSettings.mPackages.get(packageName); 2872 if (ps == null) return null; 2873 // Note: isEnabledLP() does not apply here - always return info 2874 return PackageParser.generateApplicationInfo( 2875 p, flags, ps.readUserState(userId), userId); 2876 } 2877 if ("android".equals(packageName)||"system".equals(packageName)) { 2878 return mAndroidApplication; 2879 } 2880 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2881 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2882 } 2883 } 2884 return null; 2885 } 2886 2887 @Override 2888 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2889 final IPackageDataObserver observer) { 2890 mContext.enforceCallingOrSelfPermission( 2891 android.Manifest.permission.CLEAR_APP_CACHE, null); 2892 // Queue up an async operation since clearing cache may take a little while. 2893 mHandler.post(new Runnable() { 2894 public void run() { 2895 mHandler.removeCallbacks(this); 2896 int retCode = -1; 2897 synchronized (mInstallLock) { 2898 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2899 if (retCode < 0) { 2900 Slog.w(TAG, "Couldn't clear application caches"); 2901 } 2902 } 2903 if (observer != null) { 2904 try { 2905 observer.onRemoveCompleted(null, (retCode >= 0)); 2906 } catch (RemoteException e) { 2907 Slog.w(TAG, "RemoveException when invoking call back"); 2908 } 2909 } 2910 } 2911 }); 2912 } 2913 2914 @Override 2915 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2916 final IntentSender pi) { 2917 mContext.enforceCallingOrSelfPermission( 2918 android.Manifest.permission.CLEAR_APP_CACHE, null); 2919 // Queue up an async operation since clearing cache may take a little while. 2920 mHandler.post(new Runnable() { 2921 public void run() { 2922 mHandler.removeCallbacks(this); 2923 int retCode = -1; 2924 synchronized (mInstallLock) { 2925 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2926 if (retCode < 0) { 2927 Slog.w(TAG, "Couldn't clear application caches"); 2928 } 2929 } 2930 if(pi != null) { 2931 try { 2932 // Callback via pending intent 2933 int code = (retCode >= 0) ? 1 : 0; 2934 pi.sendIntent(null, code, null, 2935 null, null); 2936 } catch (SendIntentException e1) { 2937 Slog.i(TAG, "Failed to send pending intent"); 2938 } 2939 } 2940 } 2941 }); 2942 } 2943 2944 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2945 synchronized (mInstallLock) { 2946 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2947 throw new IOException("Failed to free enough space"); 2948 } 2949 } 2950 } 2951 2952 @Override 2953 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2954 if (!sUserManager.exists(userId)) return null; 2955 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2956 synchronized (mPackages) { 2957 PackageParser.Activity a = mActivities.mActivities.get(component); 2958 2959 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2960 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2961 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2962 if (ps == null) return null; 2963 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2964 userId); 2965 } 2966 if (mResolveComponentName.equals(component)) { 2967 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2968 new PackageUserState(), userId); 2969 } 2970 } 2971 return null; 2972 } 2973 2974 @Override 2975 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2976 String resolvedType) { 2977 synchronized (mPackages) { 2978 PackageParser.Activity a = mActivities.mActivities.get(component); 2979 if (a == null) { 2980 return false; 2981 } 2982 for (int i=0; i<a.intents.size(); i++) { 2983 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2984 intent.getData(), intent.getCategories(), TAG) >= 0) { 2985 return true; 2986 } 2987 } 2988 return false; 2989 } 2990 } 2991 2992 @Override 2993 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2994 if (!sUserManager.exists(userId)) return null; 2995 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2996 synchronized (mPackages) { 2997 PackageParser.Activity a = mReceivers.mActivities.get(component); 2998 if (DEBUG_PACKAGE_INFO) Log.v( 2999 TAG, "getReceiverInfo " + component + ": " + a); 3000 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3001 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3002 if (ps == null) return null; 3003 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3004 userId); 3005 } 3006 } 3007 return null; 3008 } 3009 3010 @Override 3011 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3012 if (!sUserManager.exists(userId)) return null; 3013 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3014 synchronized (mPackages) { 3015 PackageParser.Service s = mServices.mServices.get(component); 3016 if (DEBUG_PACKAGE_INFO) Log.v( 3017 TAG, "getServiceInfo " + component + ": " + s); 3018 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3019 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3020 if (ps == null) return null; 3021 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3022 userId); 3023 } 3024 } 3025 return null; 3026 } 3027 3028 @Override 3029 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3030 if (!sUserManager.exists(userId)) return null; 3031 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3032 synchronized (mPackages) { 3033 PackageParser.Provider p = mProviders.mProviders.get(component); 3034 if (DEBUG_PACKAGE_INFO) Log.v( 3035 TAG, "getProviderInfo " + component + ": " + p); 3036 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3037 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3038 if (ps == null) return null; 3039 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3040 userId); 3041 } 3042 } 3043 return null; 3044 } 3045 3046 @Override 3047 public String[] getSystemSharedLibraryNames() { 3048 Set<String> libSet; 3049 synchronized (mPackages) { 3050 libSet = mSharedLibraries.keySet(); 3051 int size = libSet.size(); 3052 if (size > 0) { 3053 String[] libs = new String[size]; 3054 libSet.toArray(libs); 3055 return libs; 3056 } 3057 } 3058 return null; 3059 } 3060 3061 /** 3062 * @hide 3063 */ 3064 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3065 synchronized (mPackages) { 3066 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3067 if (lib != null && lib.apk != null) { 3068 return mPackages.get(lib.apk); 3069 } 3070 } 3071 return null; 3072 } 3073 3074 @Override 3075 public FeatureInfo[] getSystemAvailableFeatures() { 3076 Collection<FeatureInfo> featSet; 3077 synchronized (mPackages) { 3078 featSet = mAvailableFeatures.values(); 3079 int size = featSet.size(); 3080 if (size > 0) { 3081 FeatureInfo[] features = new FeatureInfo[size+1]; 3082 featSet.toArray(features); 3083 FeatureInfo fi = new FeatureInfo(); 3084 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3085 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3086 features[size] = fi; 3087 return features; 3088 } 3089 } 3090 return null; 3091 } 3092 3093 @Override 3094 public boolean hasSystemFeature(String name) { 3095 synchronized (mPackages) { 3096 return mAvailableFeatures.containsKey(name); 3097 } 3098 } 3099 3100 private void checkValidCaller(int uid, int userId) { 3101 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3102 return; 3103 3104 throw new SecurityException("Caller uid=" + uid 3105 + " is not privileged to communicate with user=" + userId); 3106 } 3107 3108 @Override 3109 public int checkPermission(String permName, String pkgName, int userId) { 3110 if (!sUserManager.exists(userId)) { 3111 return PackageManager.PERMISSION_DENIED; 3112 } 3113 3114 synchronized (mPackages) { 3115 final PackageParser.Package p = mPackages.get(pkgName); 3116 if (p != null && p.mExtras != null) { 3117 final PackageSetting ps = (PackageSetting) p.mExtras; 3118 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3119 return PackageManager.PERMISSION_GRANTED; 3120 } 3121 } 3122 } 3123 3124 return PackageManager.PERMISSION_DENIED; 3125 } 3126 3127 @Override 3128 public int checkUidPermission(String permName, int uid) { 3129 final int userId = UserHandle.getUserId(uid); 3130 3131 if (!sUserManager.exists(userId)) { 3132 return PackageManager.PERMISSION_DENIED; 3133 } 3134 3135 synchronized (mPackages) { 3136 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3137 if (obj != null) { 3138 final SettingBase ps = (SettingBase) obj; 3139 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3140 return PackageManager.PERMISSION_GRANTED; 3141 } 3142 } else { 3143 ArraySet<String> perms = mSystemPermissions.get(uid); 3144 if (perms != null && perms.contains(permName)) { 3145 return PackageManager.PERMISSION_GRANTED; 3146 } 3147 } 3148 } 3149 3150 return PackageManager.PERMISSION_DENIED; 3151 } 3152 3153 @Override 3154 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3155 if (UserHandle.getCallingUserId() != userId) { 3156 mContext.enforceCallingPermission( 3157 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3158 "isPermissionRevokedByPolicy for user " + userId); 3159 } 3160 3161 if (checkPermission(permission, packageName, userId) 3162 == PackageManager.PERMISSION_GRANTED) { 3163 return false; 3164 } 3165 3166 final long identity = Binder.clearCallingIdentity(); 3167 try { 3168 final int flags = getPermissionFlags(permission, packageName, userId); 3169 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3170 } finally { 3171 Binder.restoreCallingIdentity(identity); 3172 } 3173 } 3174 3175 /** 3176 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3177 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3178 * @param checkShell TODO(yamasani): 3179 * @param message the message to log on security exception 3180 */ 3181 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3182 boolean checkShell, String message) { 3183 if (userId < 0) { 3184 throw new IllegalArgumentException("Invalid userId " + userId); 3185 } 3186 if (checkShell) { 3187 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3188 } 3189 if (userId == UserHandle.getUserId(callingUid)) return; 3190 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3191 if (requireFullPermission) { 3192 mContext.enforceCallingOrSelfPermission( 3193 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3194 } else { 3195 try { 3196 mContext.enforceCallingOrSelfPermission( 3197 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3198 } catch (SecurityException se) { 3199 mContext.enforceCallingOrSelfPermission( 3200 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3201 } 3202 } 3203 } 3204 } 3205 3206 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3207 if (callingUid == Process.SHELL_UID) { 3208 if (userHandle >= 0 3209 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3210 throw new SecurityException("Shell does not have permission to access user " 3211 + userHandle); 3212 } else if (userHandle < 0) { 3213 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3214 + Debug.getCallers(3)); 3215 } 3216 } 3217 } 3218 3219 private BasePermission findPermissionTreeLP(String permName) { 3220 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3221 if (permName.startsWith(bp.name) && 3222 permName.length() > bp.name.length() && 3223 permName.charAt(bp.name.length()) == '.') { 3224 return bp; 3225 } 3226 } 3227 return null; 3228 } 3229 3230 private BasePermission checkPermissionTreeLP(String permName) { 3231 if (permName != null) { 3232 BasePermission bp = findPermissionTreeLP(permName); 3233 if (bp != null) { 3234 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3235 return bp; 3236 } 3237 throw new SecurityException("Calling uid " 3238 + Binder.getCallingUid() 3239 + " is not allowed to add to permission tree " 3240 + bp.name + " owned by uid " + bp.uid); 3241 } 3242 } 3243 throw new SecurityException("No permission tree found for " + permName); 3244 } 3245 3246 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3247 if (s1 == null) { 3248 return s2 == null; 3249 } 3250 if (s2 == null) { 3251 return false; 3252 } 3253 if (s1.getClass() != s2.getClass()) { 3254 return false; 3255 } 3256 return s1.equals(s2); 3257 } 3258 3259 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3260 if (pi1.icon != pi2.icon) return false; 3261 if (pi1.logo != pi2.logo) return false; 3262 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3263 if (!compareStrings(pi1.name, pi2.name)) return false; 3264 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3265 // We'll take care of setting this one. 3266 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3267 // These are not currently stored in settings. 3268 //if (!compareStrings(pi1.group, pi2.group)) return false; 3269 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3270 //if (pi1.labelRes != pi2.labelRes) return false; 3271 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3272 return true; 3273 } 3274 3275 int permissionInfoFootprint(PermissionInfo info) { 3276 int size = info.name.length(); 3277 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3278 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3279 return size; 3280 } 3281 3282 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3283 int size = 0; 3284 for (BasePermission perm : mSettings.mPermissions.values()) { 3285 if (perm.uid == tree.uid) { 3286 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3287 } 3288 } 3289 return size; 3290 } 3291 3292 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3293 // We calculate the max size of permissions defined by this uid and throw 3294 // if that plus the size of 'info' would exceed our stated maximum. 3295 if (tree.uid != Process.SYSTEM_UID) { 3296 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3297 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3298 throw new SecurityException("Permission tree size cap exceeded"); 3299 } 3300 } 3301 } 3302 3303 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3304 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3305 throw new SecurityException("Label must be specified in permission"); 3306 } 3307 BasePermission tree = checkPermissionTreeLP(info.name); 3308 BasePermission bp = mSettings.mPermissions.get(info.name); 3309 boolean added = bp == null; 3310 boolean changed = true; 3311 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3312 if (added) { 3313 enforcePermissionCapLocked(info, tree); 3314 bp = new BasePermission(info.name, tree.sourcePackage, 3315 BasePermission.TYPE_DYNAMIC); 3316 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3317 throw new SecurityException( 3318 "Not allowed to modify non-dynamic permission " 3319 + info.name); 3320 } else { 3321 if (bp.protectionLevel == fixedLevel 3322 && bp.perm.owner.equals(tree.perm.owner) 3323 && bp.uid == tree.uid 3324 && comparePermissionInfos(bp.perm.info, info)) { 3325 changed = false; 3326 } 3327 } 3328 bp.protectionLevel = fixedLevel; 3329 info = new PermissionInfo(info); 3330 info.protectionLevel = fixedLevel; 3331 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3332 bp.perm.info.packageName = tree.perm.info.packageName; 3333 bp.uid = tree.uid; 3334 if (added) { 3335 mSettings.mPermissions.put(info.name, bp); 3336 } 3337 if (changed) { 3338 if (!async) { 3339 mSettings.writeLPr(); 3340 } else { 3341 scheduleWriteSettingsLocked(); 3342 } 3343 } 3344 return added; 3345 } 3346 3347 @Override 3348 public boolean addPermission(PermissionInfo info) { 3349 synchronized (mPackages) { 3350 return addPermissionLocked(info, false); 3351 } 3352 } 3353 3354 @Override 3355 public boolean addPermissionAsync(PermissionInfo info) { 3356 synchronized (mPackages) { 3357 return addPermissionLocked(info, true); 3358 } 3359 } 3360 3361 @Override 3362 public void removePermission(String name) { 3363 synchronized (mPackages) { 3364 checkPermissionTreeLP(name); 3365 BasePermission bp = mSettings.mPermissions.get(name); 3366 if (bp != null) { 3367 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3368 throw new SecurityException( 3369 "Not allowed to modify non-dynamic permission " 3370 + name); 3371 } 3372 mSettings.mPermissions.remove(name); 3373 mSettings.writeLPr(); 3374 } 3375 } 3376 } 3377 3378 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3379 BasePermission bp) { 3380 int index = pkg.requestedPermissions.indexOf(bp.name); 3381 if (index == -1) { 3382 throw new SecurityException("Package " + pkg.packageName 3383 + " has not requested permission " + bp.name); 3384 } 3385 if (!bp.isRuntime()) { 3386 throw new SecurityException("Permission " + bp.name 3387 + " is not a changeable permission type"); 3388 } 3389 } 3390 3391 @Override 3392 public void grantRuntimePermission(String packageName, String name, final int userId) { 3393 if (!sUserManager.exists(userId)) { 3394 Log.e(TAG, "No such user:" + userId); 3395 return; 3396 } 3397 3398 mContext.enforceCallingOrSelfPermission( 3399 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3400 "grantRuntimePermission"); 3401 3402 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3403 "grantRuntimePermission"); 3404 3405 final int uid; 3406 final SettingBase sb; 3407 3408 synchronized (mPackages) { 3409 final PackageParser.Package pkg = mPackages.get(packageName); 3410 if (pkg == null) { 3411 throw new IllegalArgumentException("Unknown package: " + packageName); 3412 } 3413 3414 final BasePermission bp = mSettings.mPermissions.get(name); 3415 if (bp == null) { 3416 throw new IllegalArgumentException("Unknown permission: " + name); 3417 } 3418 3419 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3420 3421 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3422 sb = (SettingBase) pkg.mExtras; 3423 if (sb == null) { 3424 throw new IllegalArgumentException("Unknown package: " + packageName); 3425 } 3426 3427 final PermissionsState permissionsState = sb.getPermissionsState(); 3428 3429 final int flags = permissionsState.getPermissionFlags(name, userId); 3430 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3431 throw new SecurityException("Cannot grant system fixed permission: " 3432 + name + " for package: " + packageName); 3433 } 3434 3435 final int result = permissionsState.grantRuntimePermission(bp, userId); 3436 switch (result) { 3437 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3438 return; 3439 } 3440 3441 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3442 mHandler.post(new Runnable() { 3443 @Override 3444 public void run() { 3445 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3446 } 3447 }); 3448 } break; 3449 } 3450 3451 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3452 3453 // Not critical if that is lost - app has to request again. 3454 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3455 } 3456 3457 // Only need to do this if user is initialized. Otherwise it's a new user 3458 // and there are no processes running as the user yet and there's no need 3459 // to make an expensive call to remount processes for the changed permissions. 3460 if (READ_EXTERNAL_STORAGE.equals(name) 3461 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3462 final long token = Binder.clearCallingIdentity(); 3463 try { 3464 if (sUserManager.isInitialized(userId)) { 3465 MountServiceInternal mountServiceInternal = LocalServices.getService( 3466 MountServiceInternal.class); 3467 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3468 } 3469 } finally { 3470 Binder.restoreCallingIdentity(token); 3471 } 3472 } 3473 } 3474 3475 @Override 3476 public void revokeRuntimePermission(String packageName, String name, int userId) { 3477 if (!sUserManager.exists(userId)) { 3478 Log.e(TAG, "No such user:" + userId); 3479 return; 3480 } 3481 3482 mContext.enforceCallingOrSelfPermission( 3483 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3484 "revokeRuntimePermission"); 3485 3486 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3487 "revokeRuntimePermission"); 3488 3489 final SettingBase sb; 3490 3491 synchronized (mPackages) { 3492 final PackageParser.Package pkg = mPackages.get(packageName); 3493 if (pkg == null) { 3494 throw new IllegalArgumentException("Unknown package: " + packageName); 3495 } 3496 3497 final BasePermission bp = mSettings.mPermissions.get(name); 3498 if (bp == null) { 3499 throw new IllegalArgumentException("Unknown permission: " + name); 3500 } 3501 3502 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3503 3504 sb = (SettingBase) pkg.mExtras; 3505 if (sb == null) { 3506 throw new IllegalArgumentException("Unknown package: " + packageName); 3507 } 3508 3509 final PermissionsState permissionsState = sb.getPermissionsState(); 3510 3511 final int flags = permissionsState.getPermissionFlags(name, userId); 3512 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3513 throw new SecurityException("Cannot revoke system fixed permission: " 3514 + name + " for package: " + packageName); 3515 } 3516 3517 if (permissionsState.revokeRuntimePermission(bp, userId) == 3518 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3519 return; 3520 } 3521 3522 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3523 3524 // Critical, after this call app should never have the permission. 3525 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3526 } 3527 3528 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3529 } 3530 3531 @Override 3532 public void resetRuntimePermissions() { 3533 mContext.enforceCallingOrSelfPermission( 3534 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3535 "revokeRuntimePermission"); 3536 3537 int callingUid = Binder.getCallingUid(); 3538 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3539 mContext.enforceCallingOrSelfPermission( 3540 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3541 "resetRuntimePermissions"); 3542 } 3543 3544 synchronized (mPackages) { 3545 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3546 for (int userId : UserManagerService.getInstance().getUserIds()) { 3547 final int packageCount = mPackages.size(); 3548 for (int i = 0; i < packageCount; i++) { 3549 PackageParser.Package pkg = mPackages.valueAt(i); 3550 if (!(pkg.mExtras instanceof PackageSetting)) { 3551 continue; 3552 } 3553 PackageSetting ps = (PackageSetting) pkg.mExtras; 3554 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 3555 } 3556 } 3557 } 3558 } 3559 3560 @Override 3561 public int getPermissionFlags(String name, String packageName, int userId) { 3562 if (!sUserManager.exists(userId)) { 3563 return 0; 3564 } 3565 3566 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3567 3568 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3569 "getPermissionFlags"); 3570 3571 synchronized (mPackages) { 3572 final PackageParser.Package pkg = mPackages.get(packageName); 3573 if (pkg == null) { 3574 throw new IllegalArgumentException("Unknown package: " + packageName); 3575 } 3576 3577 final BasePermission bp = mSettings.mPermissions.get(name); 3578 if (bp == null) { 3579 throw new IllegalArgumentException("Unknown permission: " + name); 3580 } 3581 3582 SettingBase sb = (SettingBase) pkg.mExtras; 3583 if (sb == null) { 3584 throw new IllegalArgumentException("Unknown package: " + packageName); 3585 } 3586 3587 PermissionsState permissionsState = sb.getPermissionsState(); 3588 return permissionsState.getPermissionFlags(name, userId); 3589 } 3590 } 3591 3592 @Override 3593 public void updatePermissionFlags(String name, String packageName, int flagMask, 3594 int flagValues, int userId) { 3595 if (!sUserManager.exists(userId)) { 3596 return; 3597 } 3598 3599 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3600 3601 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3602 "updatePermissionFlags"); 3603 3604 // Only the system can change system fixed flags. 3605 if (getCallingUid() != Process.SYSTEM_UID) { 3606 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3607 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3608 } 3609 3610 synchronized (mPackages) { 3611 final PackageParser.Package pkg = mPackages.get(packageName); 3612 if (pkg == null) { 3613 throw new IllegalArgumentException("Unknown package: " + packageName); 3614 } 3615 3616 final BasePermission bp = mSettings.mPermissions.get(name); 3617 if (bp == null) { 3618 throw new IllegalArgumentException("Unknown permission: " + name); 3619 } 3620 3621 SettingBase sb = (SettingBase) pkg.mExtras; 3622 if (sb == null) { 3623 throw new IllegalArgumentException("Unknown package: " + packageName); 3624 } 3625 3626 PermissionsState permissionsState = sb.getPermissionsState(); 3627 3628 // Only the package manager can change flags for system component permissions. 3629 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3630 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3631 return; 3632 } 3633 3634 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3635 3636 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3637 // Install and runtime permissions are stored in different places, 3638 // so figure out what permission changed and persist the change. 3639 if (permissionsState.getInstallPermissionState(name) != null) { 3640 scheduleWriteSettingsLocked(); 3641 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3642 || hadState) { 3643 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3644 } 3645 } 3646 } 3647 } 3648 3649 /** 3650 * Update the permission flags for all packages and runtime permissions of a user in order 3651 * to allow device or profile owner to remove POLICY_FIXED. 3652 */ 3653 @Override 3654 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3655 if (!sUserManager.exists(userId)) { 3656 return; 3657 } 3658 3659 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3660 3661 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3662 "updatePermissionFlagsForAllApps"); 3663 3664 // Only the system can change system fixed flags. 3665 if (getCallingUid() != Process.SYSTEM_UID) { 3666 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3667 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3668 } 3669 3670 synchronized (mPackages) { 3671 boolean changed = false; 3672 final int packageCount = mPackages.size(); 3673 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3674 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3675 SettingBase sb = (SettingBase) pkg.mExtras; 3676 if (sb == null) { 3677 continue; 3678 } 3679 PermissionsState permissionsState = sb.getPermissionsState(); 3680 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3681 userId, flagMask, flagValues); 3682 } 3683 if (changed) { 3684 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3685 } 3686 } 3687 } 3688 3689 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3690 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3691 != PackageManager.PERMISSION_GRANTED 3692 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3693 != PackageManager.PERMISSION_GRANTED) { 3694 throw new SecurityException(message + " requires " 3695 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3696 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3697 } 3698 } 3699 3700 @Override 3701 public boolean shouldShowRequestPermissionRationale(String permissionName, 3702 String packageName, int userId) { 3703 if (UserHandle.getCallingUserId() != userId) { 3704 mContext.enforceCallingPermission( 3705 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3706 "canShowRequestPermissionRationale for user " + userId); 3707 } 3708 3709 final int uid = getPackageUid(packageName, userId); 3710 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3711 return false; 3712 } 3713 3714 if (checkPermission(permissionName, packageName, userId) 3715 == PackageManager.PERMISSION_GRANTED) { 3716 return false; 3717 } 3718 3719 final int flags; 3720 3721 final long identity = Binder.clearCallingIdentity(); 3722 try { 3723 flags = getPermissionFlags(permissionName, 3724 packageName, userId); 3725 } finally { 3726 Binder.restoreCallingIdentity(identity); 3727 } 3728 3729 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3730 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3731 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3732 3733 if ((flags & fixedFlags) != 0) { 3734 return false; 3735 } 3736 3737 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3738 } 3739 3740 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3741 BasePermission bp = mSettings.mPermissions.get(permission); 3742 if (bp == null) { 3743 throw new SecurityException("Missing " + permission + " permission"); 3744 } 3745 3746 SettingBase sb = (SettingBase) pkg.mExtras; 3747 PermissionsState permissionsState = sb.getPermissionsState(); 3748 3749 if (permissionsState.grantInstallPermission(bp) != 3750 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3751 scheduleWriteSettingsLocked(); 3752 } 3753 } 3754 3755 @Override 3756 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3757 mContext.enforceCallingOrSelfPermission( 3758 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3759 "addOnPermissionsChangeListener"); 3760 3761 synchronized (mPackages) { 3762 mOnPermissionChangeListeners.addListenerLocked(listener); 3763 } 3764 } 3765 3766 @Override 3767 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3768 synchronized (mPackages) { 3769 mOnPermissionChangeListeners.removeListenerLocked(listener); 3770 } 3771 } 3772 3773 @Override 3774 public boolean isProtectedBroadcast(String actionName) { 3775 synchronized (mPackages) { 3776 return mProtectedBroadcasts.contains(actionName); 3777 } 3778 } 3779 3780 @Override 3781 public int checkSignatures(String pkg1, String pkg2) { 3782 synchronized (mPackages) { 3783 final PackageParser.Package p1 = mPackages.get(pkg1); 3784 final PackageParser.Package p2 = mPackages.get(pkg2); 3785 if (p1 == null || p1.mExtras == null 3786 || p2 == null || p2.mExtras == null) { 3787 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3788 } 3789 return compareSignatures(p1.mSignatures, p2.mSignatures); 3790 } 3791 } 3792 3793 @Override 3794 public int checkUidSignatures(int uid1, int uid2) { 3795 // Map to base uids. 3796 uid1 = UserHandle.getAppId(uid1); 3797 uid2 = UserHandle.getAppId(uid2); 3798 // reader 3799 synchronized (mPackages) { 3800 Signature[] s1; 3801 Signature[] s2; 3802 Object obj = mSettings.getUserIdLPr(uid1); 3803 if (obj != null) { 3804 if (obj instanceof SharedUserSetting) { 3805 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3806 } else if (obj instanceof PackageSetting) { 3807 s1 = ((PackageSetting)obj).signatures.mSignatures; 3808 } else { 3809 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3810 } 3811 } else { 3812 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3813 } 3814 obj = mSettings.getUserIdLPr(uid2); 3815 if (obj != null) { 3816 if (obj instanceof SharedUserSetting) { 3817 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3818 } else if (obj instanceof PackageSetting) { 3819 s2 = ((PackageSetting)obj).signatures.mSignatures; 3820 } else { 3821 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3822 } 3823 } else { 3824 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3825 } 3826 return compareSignatures(s1, s2); 3827 } 3828 } 3829 3830 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3831 final long identity = Binder.clearCallingIdentity(); 3832 try { 3833 if (sb instanceof SharedUserSetting) { 3834 SharedUserSetting sus = (SharedUserSetting) sb; 3835 final int packageCount = sus.packages.size(); 3836 for (int i = 0; i < packageCount; i++) { 3837 PackageSetting susPs = sus.packages.valueAt(i); 3838 if (userId == UserHandle.USER_ALL) { 3839 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3840 } else { 3841 final int uid = UserHandle.getUid(userId, susPs.appId); 3842 killUid(uid, reason); 3843 } 3844 } 3845 } else if (sb instanceof PackageSetting) { 3846 PackageSetting ps = (PackageSetting) sb; 3847 if (userId == UserHandle.USER_ALL) { 3848 killApplication(ps.pkg.packageName, ps.appId, reason); 3849 } else { 3850 final int uid = UserHandle.getUid(userId, ps.appId); 3851 killUid(uid, reason); 3852 } 3853 } 3854 } finally { 3855 Binder.restoreCallingIdentity(identity); 3856 } 3857 } 3858 3859 private static void killUid(int uid, String reason) { 3860 IActivityManager am = ActivityManagerNative.getDefault(); 3861 if (am != null) { 3862 try { 3863 am.killUid(uid, reason); 3864 } catch (RemoteException e) { 3865 /* ignore - same process */ 3866 } 3867 } 3868 } 3869 3870 /** 3871 * Compares two sets of signatures. Returns: 3872 * <br /> 3873 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3874 * <br /> 3875 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3876 * <br /> 3877 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3878 * <br /> 3879 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3880 * <br /> 3881 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3882 */ 3883 static int compareSignatures(Signature[] s1, Signature[] s2) { 3884 if (s1 == null) { 3885 return s2 == null 3886 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3887 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3888 } 3889 3890 if (s2 == null) { 3891 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3892 } 3893 3894 if (s1.length != s2.length) { 3895 return PackageManager.SIGNATURE_NO_MATCH; 3896 } 3897 3898 // Since both signature sets are of size 1, we can compare without HashSets. 3899 if (s1.length == 1) { 3900 return s1[0].equals(s2[0]) ? 3901 PackageManager.SIGNATURE_MATCH : 3902 PackageManager.SIGNATURE_NO_MATCH; 3903 } 3904 3905 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3906 for (Signature sig : s1) { 3907 set1.add(sig); 3908 } 3909 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3910 for (Signature sig : s2) { 3911 set2.add(sig); 3912 } 3913 // Make sure s2 contains all signatures in s1. 3914 if (set1.equals(set2)) { 3915 return PackageManager.SIGNATURE_MATCH; 3916 } 3917 return PackageManager.SIGNATURE_NO_MATCH; 3918 } 3919 3920 /** 3921 * If the database version for this type of package (internal storage or 3922 * external storage) is less than the version where package signatures 3923 * were updated, return true. 3924 */ 3925 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3926 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3927 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3928 } 3929 3930 /** 3931 * Used for backward compatibility to make sure any packages with 3932 * certificate chains get upgraded to the new style. {@code existingSigs} 3933 * will be in the old format (since they were stored on disk from before the 3934 * system upgrade) and {@code scannedSigs} will be in the newer format. 3935 */ 3936 private int compareSignaturesCompat(PackageSignatures existingSigs, 3937 PackageParser.Package scannedPkg) { 3938 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3939 return PackageManager.SIGNATURE_NO_MATCH; 3940 } 3941 3942 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3943 for (Signature sig : existingSigs.mSignatures) { 3944 existingSet.add(sig); 3945 } 3946 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3947 for (Signature sig : scannedPkg.mSignatures) { 3948 try { 3949 Signature[] chainSignatures = sig.getChainSignatures(); 3950 for (Signature chainSig : chainSignatures) { 3951 scannedCompatSet.add(chainSig); 3952 } 3953 } catch (CertificateEncodingException e) { 3954 scannedCompatSet.add(sig); 3955 } 3956 } 3957 /* 3958 * Make sure the expanded scanned set contains all signatures in the 3959 * existing one. 3960 */ 3961 if (scannedCompatSet.equals(existingSet)) { 3962 // Migrate the old signatures to the new scheme. 3963 existingSigs.assignSignatures(scannedPkg.mSignatures); 3964 // The new KeySets will be re-added later in the scanning process. 3965 synchronized (mPackages) { 3966 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3967 } 3968 return PackageManager.SIGNATURE_MATCH; 3969 } 3970 return PackageManager.SIGNATURE_NO_MATCH; 3971 } 3972 3973 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3974 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3975 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 3976 } 3977 3978 private int compareSignaturesRecover(PackageSignatures existingSigs, 3979 PackageParser.Package scannedPkg) { 3980 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3981 return PackageManager.SIGNATURE_NO_MATCH; 3982 } 3983 3984 String msg = null; 3985 try { 3986 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3987 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3988 + scannedPkg.packageName); 3989 return PackageManager.SIGNATURE_MATCH; 3990 } 3991 } catch (CertificateException e) { 3992 msg = e.getMessage(); 3993 } 3994 3995 logCriticalInfo(Log.INFO, 3996 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3997 return PackageManager.SIGNATURE_NO_MATCH; 3998 } 3999 4000 @Override 4001 public String[] getPackagesForUid(int uid) { 4002 uid = UserHandle.getAppId(uid); 4003 // reader 4004 synchronized (mPackages) { 4005 Object obj = mSettings.getUserIdLPr(uid); 4006 if (obj instanceof SharedUserSetting) { 4007 final SharedUserSetting sus = (SharedUserSetting) obj; 4008 final int N = sus.packages.size(); 4009 final String[] res = new String[N]; 4010 final Iterator<PackageSetting> it = sus.packages.iterator(); 4011 int i = 0; 4012 while (it.hasNext()) { 4013 res[i++] = it.next().name; 4014 } 4015 return res; 4016 } else if (obj instanceof PackageSetting) { 4017 final PackageSetting ps = (PackageSetting) obj; 4018 return new String[] { ps.name }; 4019 } 4020 } 4021 return null; 4022 } 4023 4024 @Override 4025 public String getNameForUid(int uid) { 4026 // reader 4027 synchronized (mPackages) { 4028 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4029 if (obj instanceof SharedUserSetting) { 4030 final SharedUserSetting sus = (SharedUserSetting) obj; 4031 return sus.name + ":" + sus.userId; 4032 } else if (obj instanceof PackageSetting) { 4033 final PackageSetting ps = (PackageSetting) obj; 4034 return ps.name; 4035 } 4036 } 4037 return null; 4038 } 4039 4040 @Override 4041 public int getUidForSharedUser(String sharedUserName) { 4042 if(sharedUserName == null) { 4043 return -1; 4044 } 4045 // reader 4046 synchronized (mPackages) { 4047 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4048 if (suid == null) { 4049 return -1; 4050 } 4051 return suid.userId; 4052 } 4053 } 4054 4055 @Override 4056 public int getFlagsForUid(int uid) { 4057 synchronized (mPackages) { 4058 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4059 if (obj instanceof SharedUserSetting) { 4060 final SharedUserSetting sus = (SharedUserSetting) obj; 4061 return sus.pkgFlags; 4062 } else if (obj instanceof PackageSetting) { 4063 final PackageSetting ps = (PackageSetting) obj; 4064 return ps.pkgFlags; 4065 } 4066 } 4067 return 0; 4068 } 4069 4070 @Override 4071 public int getPrivateFlagsForUid(int uid) { 4072 synchronized (mPackages) { 4073 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4074 if (obj instanceof SharedUserSetting) { 4075 final SharedUserSetting sus = (SharedUserSetting) obj; 4076 return sus.pkgPrivateFlags; 4077 } else if (obj instanceof PackageSetting) { 4078 final PackageSetting ps = (PackageSetting) obj; 4079 return ps.pkgPrivateFlags; 4080 } 4081 } 4082 return 0; 4083 } 4084 4085 @Override 4086 public boolean isUidPrivileged(int uid) { 4087 uid = UserHandle.getAppId(uid); 4088 // reader 4089 synchronized (mPackages) { 4090 Object obj = mSettings.getUserIdLPr(uid); 4091 if (obj instanceof SharedUserSetting) { 4092 final SharedUserSetting sus = (SharedUserSetting) obj; 4093 final Iterator<PackageSetting> it = sus.packages.iterator(); 4094 while (it.hasNext()) { 4095 if (it.next().isPrivileged()) { 4096 return true; 4097 } 4098 } 4099 } else if (obj instanceof PackageSetting) { 4100 final PackageSetting ps = (PackageSetting) obj; 4101 return ps.isPrivileged(); 4102 } 4103 } 4104 return false; 4105 } 4106 4107 @Override 4108 public String[] getAppOpPermissionPackages(String permissionName) { 4109 synchronized (mPackages) { 4110 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4111 if (pkgs == null) { 4112 return null; 4113 } 4114 return pkgs.toArray(new String[pkgs.size()]); 4115 } 4116 } 4117 4118 @Override 4119 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4120 int flags, int userId) { 4121 if (!sUserManager.exists(userId)) return null; 4122 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4123 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4124 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4125 } 4126 4127 @Override 4128 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4129 IntentFilter filter, int match, ComponentName activity) { 4130 final int userId = UserHandle.getCallingUserId(); 4131 if (DEBUG_PREFERRED) { 4132 Log.v(TAG, "setLastChosenActivity intent=" + intent 4133 + " resolvedType=" + resolvedType 4134 + " flags=" + flags 4135 + " filter=" + filter 4136 + " match=" + match 4137 + " activity=" + activity); 4138 filter.dump(new PrintStreamPrinter(System.out), " "); 4139 } 4140 intent.setComponent(null); 4141 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4142 // Find any earlier preferred or last chosen entries and nuke them 4143 findPreferredActivity(intent, resolvedType, 4144 flags, query, 0, false, true, false, userId); 4145 // Add the new activity as the last chosen for this filter 4146 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4147 "Setting last chosen"); 4148 } 4149 4150 @Override 4151 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4152 final int userId = UserHandle.getCallingUserId(); 4153 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4154 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4155 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4156 false, false, false, userId); 4157 } 4158 4159 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4160 int flags, List<ResolveInfo> query, int userId) { 4161 if (query != null) { 4162 final int N = query.size(); 4163 if (N == 1) { 4164 return query.get(0); 4165 } else if (N > 1) { 4166 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4167 // If there is more than one activity with the same priority, 4168 // then let the user decide between them. 4169 ResolveInfo r0 = query.get(0); 4170 ResolveInfo r1 = query.get(1); 4171 if (DEBUG_INTENT_MATCHING || debug) { 4172 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4173 + r1.activityInfo.name + "=" + r1.priority); 4174 } 4175 // If the first activity has a higher priority, or a different 4176 // default, then it is always desireable to pick it. 4177 if (r0.priority != r1.priority 4178 || r0.preferredOrder != r1.preferredOrder 4179 || r0.isDefault != r1.isDefault) { 4180 return query.get(0); 4181 } 4182 // If we have saved a preference for a preferred activity for 4183 // this Intent, use that. 4184 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4185 flags, query, r0.priority, true, false, debug, userId); 4186 if (ri != null) { 4187 return ri; 4188 } 4189 if (userId != 0) { 4190 ri = new ResolveInfo(mResolveInfo); 4191 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4192 ri.activityInfo.applicationInfo = new ApplicationInfo( 4193 ri.activityInfo.applicationInfo); 4194 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4195 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4196 return ri; 4197 } 4198 return mResolveInfo; 4199 } 4200 } 4201 return null; 4202 } 4203 4204 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4205 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4206 final int N = query.size(); 4207 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4208 .get(userId); 4209 // Get the list of persistent preferred activities that handle the intent 4210 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4211 List<PersistentPreferredActivity> pprefs = ppir != null 4212 ? ppir.queryIntent(intent, resolvedType, 4213 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4214 : null; 4215 if (pprefs != null && pprefs.size() > 0) { 4216 final int M = pprefs.size(); 4217 for (int i=0; i<M; i++) { 4218 final PersistentPreferredActivity ppa = pprefs.get(i); 4219 if (DEBUG_PREFERRED || debug) { 4220 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4221 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4222 + "\n component=" + ppa.mComponent); 4223 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4224 } 4225 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4226 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4227 if (DEBUG_PREFERRED || debug) { 4228 Slog.v(TAG, "Found persistent preferred activity:"); 4229 if (ai != null) { 4230 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4231 } else { 4232 Slog.v(TAG, " null"); 4233 } 4234 } 4235 if (ai == null) { 4236 // This previously registered persistent preferred activity 4237 // component is no longer known. Ignore it and do NOT remove it. 4238 continue; 4239 } 4240 for (int j=0; j<N; j++) { 4241 final ResolveInfo ri = query.get(j); 4242 if (!ri.activityInfo.applicationInfo.packageName 4243 .equals(ai.applicationInfo.packageName)) { 4244 continue; 4245 } 4246 if (!ri.activityInfo.name.equals(ai.name)) { 4247 continue; 4248 } 4249 // Found a persistent preference that can handle the intent. 4250 if (DEBUG_PREFERRED || debug) { 4251 Slog.v(TAG, "Returning persistent preferred activity: " + 4252 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4253 } 4254 return ri; 4255 } 4256 } 4257 } 4258 return null; 4259 } 4260 4261 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4262 List<ResolveInfo> query, int priority, boolean always, 4263 boolean removeMatches, boolean debug, int userId) { 4264 if (!sUserManager.exists(userId)) return null; 4265 // writer 4266 synchronized (mPackages) { 4267 if (intent.getSelector() != null) { 4268 intent = intent.getSelector(); 4269 } 4270 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4271 4272 // Try to find a matching persistent preferred activity. 4273 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4274 debug, userId); 4275 4276 // If a persistent preferred activity matched, use it. 4277 if (pri != null) { 4278 return pri; 4279 } 4280 4281 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4282 // Get the list of preferred activities that handle the intent 4283 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4284 List<PreferredActivity> prefs = pir != null 4285 ? pir.queryIntent(intent, resolvedType, 4286 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4287 : null; 4288 if (prefs != null && prefs.size() > 0) { 4289 boolean changed = false; 4290 try { 4291 // First figure out how good the original match set is. 4292 // We will only allow preferred activities that came 4293 // from the same match quality. 4294 int match = 0; 4295 4296 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4297 4298 final int N = query.size(); 4299 for (int j=0; j<N; j++) { 4300 final ResolveInfo ri = query.get(j); 4301 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4302 + ": 0x" + Integer.toHexString(match)); 4303 if (ri.match > match) { 4304 match = ri.match; 4305 } 4306 } 4307 4308 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4309 + Integer.toHexString(match)); 4310 4311 match &= IntentFilter.MATCH_CATEGORY_MASK; 4312 final int M = prefs.size(); 4313 for (int i=0; i<M; i++) { 4314 final PreferredActivity pa = prefs.get(i); 4315 if (DEBUG_PREFERRED || debug) { 4316 Slog.v(TAG, "Checking PreferredActivity ds=" 4317 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4318 + "\n component=" + pa.mPref.mComponent); 4319 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4320 } 4321 if (pa.mPref.mMatch != match) { 4322 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4323 + Integer.toHexString(pa.mPref.mMatch)); 4324 continue; 4325 } 4326 // If it's not an "always" type preferred activity and that's what we're 4327 // looking for, skip it. 4328 if (always && !pa.mPref.mAlways) { 4329 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4330 continue; 4331 } 4332 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4333 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4334 if (DEBUG_PREFERRED || debug) { 4335 Slog.v(TAG, "Found preferred activity:"); 4336 if (ai != null) { 4337 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4338 } else { 4339 Slog.v(TAG, " null"); 4340 } 4341 } 4342 if (ai == null) { 4343 // This previously registered preferred activity 4344 // component is no longer known. Most likely an update 4345 // to the app was installed and in the new version this 4346 // component no longer exists. Clean it up by removing 4347 // it from the preferred activities list, and skip it. 4348 Slog.w(TAG, "Removing dangling preferred activity: " 4349 + pa.mPref.mComponent); 4350 pir.removeFilter(pa); 4351 changed = true; 4352 continue; 4353 } 4354 for (int j=0; j<N; j++) { 4355 final ResolveInfo ri = query.get(j); 4356 if (!ri.activityInfo.applicationInfo.packageName 4357 .equals(ai.applicationInfo.packageName)) { 4358 continue; 4359 } 4360 if (!ri.activityInfo.name.equals(ai.name)) { 4361 continue; 4362 } 4363 4364 if (removeMatches) { 4365 pir.removeFilter(pa); 4366 changed = true; 4367 if (DEBUG_PREFERRED) { 4368 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4369 } 4370 break; 4371 } 4372 4373 // Okay we found a previously set preferred or last chosen app. 4374 // If the result set is different from when this 4375 // was created, we need to clear it and re-ask the 4376 // user their preference, if we're looking for an "always" type entry. 4377 if (always && !pa.mPref.sameSet(query)) { 4378 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4379 + intent + " type " + resolvedType); 4380 if (DEBUG_PREFERRED) { 4381 Slog.v(TAG, "Removing preferred activity since set changed " 4382 + pa.mPref.mComponent); 4383 } 4384 pir.removeFilter(pa); 4385 // Re-add the filter as a "last chosen" entry (!always) 4386 PreferredActivity lastChosen = new PreferredActivity( 4387 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4388 pir.addFilter(lastChosen); 4389 changed = true; 4390 return null; 4391 } 4392 4393 // Yay! Either the set matched or we're looking for the last chosen 4394 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4395 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4396 return ri; 4397 } 4398 } 4399 } finally { 4400 if (changed) { 4401 if (DEBUG_PREFERRED) { 4402 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4403 } 4404 scheduleWritePackageRestrictionsLocked(userId); 4405 } 4406 } 4407 } 4408 } 4409 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4410 return null; 4411 } 4412 4413 /* 4414 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4415 */ 4416 @Override 4417 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4418 int targetUserId) { 4419 mContext.enforceCallingOrSelfPermission( 4420 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4421 List<CrossProfileIntentFilter> matches = 4422 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4423 if (matches != null) { 4424 int size = matches.size(); 4425 for (int i = 0; i < size; i++) { 4426 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4427 } 4428 } 4429 if (hasWebURI(intent)) { 4430 // cross-profile app linking works only towards the parent. 4431 final UserInfo parent = getProfileParent(sourceUserId); 4432 synchronized(mPackages) { 4433 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4434 intent, resolvedType, 0, sourceUserId, parent.id); 4435 return xpDomainInfo != null; 4436 } 4437 } 4438 return false; 4439 } 4440 4441 private UserInfo getProfileParent(int userId) { 4442 final long identity = Binder.clearCallingIdentity(); 4443 try { 4444 return sUserManager.getProfileParent(userId); 4445 } finally { 4446 Binder.restoreCallingIdentity(identity); 4447 } 4448 } 4449 4450 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4451 String resolvedType, int userId) { 4452 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4453 if (resolver != null) { 4454 return resolver.queryIntent(intent, resolvedType, false, userId); 4455 } 4456 return null; 4457 } 4458 4459 @Override 4460 public List<ResolveInfo> queryIntentActivities(Intent intent, 4461 String resolvedType, int flags, int userId) { 4462 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4463 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4464 ComponentName comp = intent.getComponent(); 4465 if (comp == null) { 4466 if (intent.getSelector() != null) { 4467 intent = intent.getSelector(); 4468 comp = intent.getComponent(); 4469 } 4470 } 4471 4472 if (comp != null) { 4473 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4474 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4475 if (ai != null) { 4476 final ResolveInfo ri = new ResolveInfo(); 4477 ri.activityInfo = ai; 4478 list.add(ri); 4479 } 4480 return list; 4481 } 4482 4483 // reader 4484 synchronized (mPackages) { 4485 final String pkgName = intent.getPackage(); 4486 if (pkgName == null) { 4487 List<CrossProfileIntentFilter> matchingFilters = 4488 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4489 // Check for results that need to skip the current profile. 4490 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4491 resolvedType, flags, userId); 4492 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4493 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4494 result.add(xpResolveInfo); 4495 return filterIfNotPrimaryUser(result, userId); 4496 } 4497 4498 // Check for results in the current profile. 4499 List<ResolveInfo> result = mActivities.queryIntent( 4500 intent, resolvedType, flags, userId); 4501 4502 // Check for cross profile results. 4503 xpResolveInfo = queryCrossProfileIntents( 4504 matchingFilters, intent, resolvedType, flags, userId); 4505 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4506 result.add(xpResolveInfo); 4507 Collections.sort(result, mResolvePrioritySorter); 4508 } 4509 result = filterIfNotPrimaryUser(result, userId); 4510 if (hasWebURI(intent)) { 4511 CrossProfileDomainInfo xpDomainInfo = null; 4512 final UserInfo parent = getProfileParent(userId); 4513 if (parent != null) { 4514 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4515 flags, userId, parent.id); 4516 } 4517 if (xpDomainInfo != null) { 4518 if (xpResolveInfo != null) { 4519 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4520 // in the result. 4521 result.remove(xpResolveInfo); 4522 } 4523 if (result.size() == 0) { 4524 result.add(xpDomainInfo.resolveInfo); 4525 return result; 4526 } 4527 } else if (result.size() <= 1) { 4528 return result; 4529 } 4530 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4531 xpDomainInfo, userId); 4532 Collections.sort(result, mResolvePrioritySorter); 4533 } 4534 return result; 4535 } 4536 final PackageParser.Package pkg = mPackages.get(pkgName); 4537 if (pkg != null) { 4538 return filterIfNotPrimaryUser( 4539 mActivities.queryIntentForPackage( 4540 intent, resolvedType, flags, pkg.activities, userId), 4541 userId); 4542 } 4543 return new ArrayList<ResolveInfo>(); 4544 } 4545 } 4546 4547 private static class CrossProfileDomainInfo { 4548 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4549 ResolveInfo resolveInfo; 4550 /* Best domain verification status of the activities found in the other profile */ 4551 int bestDomainVerificationStatus; 4552 } 4553 4554 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4555 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4556 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4557 sourceUserId)) { 4558 return null; 4559 } 4560 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4561 resolvedType, flags, parentUserId); 4562 4563 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4564 return null; 4565 } 4566 CrossProfileDomainInfo result = null; 4567 int size = resultTargetUser.size(); 4568 for (int i = 0; i < size; i++) { 4569 ResolveInfo riTargetUser = resultTargetUser.get(i); 4570 // Intent filter verification is only for filters that specify a host. So don't return 4571 // those that handle all web uris. 4572 if (riTargetUser.handleAllWebDataURI) { 4573 continue; 4574 } 4575 String packageName = riTargetUser.activityInfo.packageName; 4576 PackageSetting ps = mSettings.mPackages.get(packageName); 4577 if (ps == null) { 4578 continue; 4579 } 4580 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4581 int status = (int)(verificationState >> 32); 4582 if (result == null) { 4583 result = new CrossProfileDomainInfo(); 4584 result.resolveInfo = 4585 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4586 result.bestDomainVerificationStatus = status; 4587 } else { 4588 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4589 result.bestDomainVerificationStatus); 4590 } 4591 } 4592 // Don't consider matches with status NEVER across profiles. 4593 if (result != null && result.bestDomainVerificationStatus 4594 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4595 return null; 4596 } 4597 return result; 4598 } 4599 4600 /** 4601 * Verification statuses are ordered from the worse to the best, except for 4602 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4603 */ 4604 private int bestDomainVerificationStatus(int status1, int status2) { 4605 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4606 return status2; 4607 } 4608 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4609 return status1; 4610 } 4611 return (int) MathUtils.max(status1, status2); 4612 } 4613 4614 private boolean isUserEnabled(int userId) { 4615 long callingId = Binder.clearCallingIdentity(); 4616 try { 4617 UserInfo userInfo = sUserManager.getUserInfo(userId); 4618 return userInfo != null && userInfo.isEnabled(); 4619 } finally { 4620 Binder.restoreCallingIdentity(callingId); 4621 } 4622 } 4623 4624 /** 4625 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4626 * 4627 * @return filtered list 4628 */ 4629 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4630 if (userId == UserHandle.USER_OWNER) { 4631 return resolveInfos; 4632 } 4633 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4634 ResolveInfo info = resolveInfos.get(i); 4635 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4636 resolveInfos.remove(i); 4637 } 4638 } 4639 return resolveInfos; 4640 } 4641 4642 private static boolean hasWebURI(Intent intent) { 4643 if (intent.getData() == null) { 4644 return false; 4645 } 4646 final String scheme = intent.getScheme(); 4647 if (TextUtils.isEmpty(scheme)) { 4648 return false; 4649 } 4650 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4651 } 4652 4653 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4654 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4655 int userId) { 4656 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4657 4658 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4659 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4660 candidates.size()); 4661 } 4662 4663 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4664 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4665 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4666 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4667 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4668 4669 synchronized (mPackages) { 4670 final int count = candidates.size(); 4671 // First, try to use linked apps. Partition the candidates into four lists: 4672 // one for the final results, one for the "do not use ever", one for "undefined status" 4673 // and finally one for "browser app type". 4674 for (int n=0; n<count; n++) { 4675 ResolveInfo info = candidates.get(n); 4676 String packageName = info.activityInfo.packageName; 4677 PackageSetting ps = mSettings.mPackages.get(packageName); 4678 if (ps != null) { 4679 // Add to the special match all list (Browser use case) 4680 if (info.handleAllWebDataURI) { 4681 matchAllList.add(info); 4682 continue; 4683 } 4684 // Try to get the status from User settings first 4685 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4686 int status = (int)(packedStatus >> 32); 4687 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4688 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4689 if (DEBUG_DOMAIN_VERIFICATION) { 4690 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4691 + " : linkgen=" + linkGeneration); 4692 } 4693 // Use link-enabled generation as preferredOrder, i.e. 4694 // prefer newly-enabled over earlier-enabled. 4695 info.preferredOrder = linkGeneration; 4696 alwaysList.add(info); 4697 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4698 if (DEBUG_DOMAIN_VERIFICATION) { 4699 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4700 } 4701 neverList.add(info); 4702 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4703 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4704 if (DEBUG_DOMAIN_VERIFICATION) { 4705 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4706 } 4707 undefinedList.add(info); 4708 } 4709 } 4710 } 4711 // First try to add the "always" resolution(s) for the current user, if any 4712 if (alwaysList.size() > 0) { 4713 result.addAll(alwaysList); 4714 // if there is an "always" for the parent user, add it. 4715 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4716 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4717 result.add(xpDomainInfo.resolveInfo); 4718 } else { 4719 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4720 result.addAll(undefinedList); 4721 if (xpDomainInfo != null && ( 4722 xpDomainInfo.bestDomainVerificationStatus 4723 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4724 || xpDomainInfo.bestDomainVerificationStatus 4725 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4726 result.add(xpDomainInfo.resolveInfo); 4727 } 4728 // Also add Browsers (all of them or only the default one) 4729 if ((matchFlags & MATCH_ALL) != 0) { 4730 result.addAll(matchAllList); 4731 } else { 4732 // Browser/generic handling case. If there's a default browser, go straight 4733 // to that (but only if there is no other higher-priority match). 4734 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4735 int maxMatchPrio = 0; 4736 ResolveInfo defaultBrowserMatch = null; 4737 final int numCandidates = matchAllList.size(); 4738 for (int n = 0; n < numCandidates; n++) { 4739 ResolveInfo info = matchAllList.get(n); 4740 // track the highest overall match priority... 4741 if (info.priority > maxMatchPrio) { 4742 maxMatchPrio = info.priority; 4743 } 4744 // ...and the highest-priority default browser match 4745 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4746 if (defaultBrowserMatch == null 4747 || (defaultBrowserMatch.priority < info.priority)) { 4748 if (debug) { 4749 Slog.v(TAG, "Considering default browser match " + info); 4750 } 4751 defaultBrowserMatch = info; 4752 } 4753 } 4754 } 4755 if (defaultBrowserMatch != null 4756 && defaultBrowserMatch.priority >= maxMatchPrio 4757 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4758 { 4759 if (debug) { 4760 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4761 } 4762 result.add(defaultBrowserMatch); 4763 } else { 4764 result.addAll(matchAllList); 4765 } 4766 } 4767 4768 // If there is nothing selected, add all candidates and remove the ones that the user 4769 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4770 if (result.size() == 0) { 4771 result.addAll(candidates); 4772 result.removeAll(neverList); 4773 } 4774 } 4775 } 4776 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4777 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4778 result.size()); 4779 for (ResolveInfo info : result) { 4780 Slog.v(TAG, " + " + info.activityInfo); 4781 } 4782 } 4783 return result; 4784 } 4785 4786 // Returns a packed value as a long: 4787 // 4788 // high 'int'-sized word: link status: undefined/ask/never/always. 4789 // low 'int'-sized word: relative priority among 'always' results. 4790 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4791 long result = ps.getDomainVerificationStatusForUser(userId); 4792 // if none available, get the master status 4793 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4794 if (ps.getIntentFilterVerificationInfo() != null) { 4795 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4796 } 4797 } 4798 return result; 4799 } 4800 4801 private ResolveInfo querySkipCurrentProfileIntents( 4802 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4803 int flags, int sourceUserId) { 4804 if (matchingFilters != null) { 4805 int size = matchingFilters.size(); 4806 for (int i = 0; i < size; i ++) { 4807 CrossProfileIntentFilter filter = matchingFilters.get(i); 4808 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4809 // Checking if there are activities in the target user that can handle the 4810 // intent. 4811 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4812 flags, sourceUserId); 4813 if (resolveInfo != null) { 4814 return resolveInfo; 4815 } 4816 } 4817 } 4818 } 4819 return null; 4820 } 4821 4822 // Return matching ResolveInfo if any for skip current profile intent filters. 4823 private ResolveInfo queryCrossProfileIntents( 4824 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4825 int flags, int sourceUserId) { 4826 if (matchingFilters != null) { 4827 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4828 // match the same intent. For performance reasons, it is better not to 4829 // run queryIntent twice for the same userId 4830 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4831 int size = matchingFilters.size(); 4832 for (int i = 0; i < size; i++) { 4833 CrossProfileIntentFilter filter = matchingFilters.get(i); 4834 int targetUserId = filter.getTargetUserId(); 4835 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4836 && !alreadyTriedUserIds.get(targetUserId)) { 4837 // Checking if there are activities in the target user that can handle the 4838 // intent. 4839 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4840 flags, sourceUserId); 4841 if (resolveInfo != null) return resolveInfo; 4842 alreadyTriedUserIds.put(targetUserId, true); 4843 } 4844 } 4845 } 4846 return null; 4847 } 4848 4849 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4850 String resolvedType, int flags, int sourceUserId) { 4851 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4852 resolvedType, flags, filter.getTargetUserId()); 4853 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4854 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4855 } 4856 return null; 4857 } 4858 4859 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4860 int sourceUserId, int targetUserId) { 4861 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4862 String className; 4863 if (targetUserId == UserHandle.USER_OWNER) { 4864 className = FORWARD_INTENT_TO_USER_OWNER; 4865 } else { 4866 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4867 } 4868 ComponentName forwardingActivityComponentName = new ComponentName( 4869 mAndroidApplication.packageName, className); 4870 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4871 sourceUserId); 4872 if (targetUserId == UserHandle.USER_OWNER) { 4873 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4874 forwardingResolveInfo.noResourceId = true; 4875 } 4876 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4877 forwardingResolveInfo.priority = 0; 4878 forwardingResolveInfo.preferredOrder = 0; 4879 forwardingResolveInfo.match = 0; 4880 forwardingResolveInfo.isDefault = true; 4881 forwardingResolveInfo.filter = filter; 4882 forwardingResolveInfo.targetUserId = targetUserId; 4883 return forwardingResolveInfo; 4884 } 4885 4886 @Override 4887 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4888 Intent[] specifics, String[] specificTypes, Intent intent, 4889 String resolvedType, int flags, int userId) { 4890 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4891 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4892 false, "query intent activity options"); 4893 final String resultsAction = intent.getAction(); 4894 4895 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4896 | PackageManager.GET_RESOLVED_FILTER, userId); 4897 4898 if (DEBUG_INTENT_MATCHING) { 4899 Log.v(TAG, "Query " + intent + ": " + results); 4900 } 4901 4902 int specificsPos = 0; 4903 int N; 4904 4905 // todo: note that the algorithm used here is O(N^2). This 4906 // isn't a problem in our current environment, but if we start running 4907 // into situations where we have more than 5 or 10 matches then this 4908 // should probably be changed to something smarter... 4909 4910 // First we go through and resolve each of the specific items 4911 // that were supplied, taking care of removing any corresponding 4912 // duplicate items in the generic resolve list. 4913 if (specifics != null) { 4914 for (int i=0; i<specifics.length; i++) { 4915 final Intent sintent = specifics[i]; 4916 if (sintent == null) { 4917 continue; 4918 } 4919 4920 if (DEBUG_INTENT_MATCHING) { 4921 Log.v(TAG, "Specific #" + i + ": " + sintent); 4922 } 4923 4924 String action = sintent.getAction(); 4925 if (resultsAction != null && resultsAction.equals(action)) { 4926 // If this action was explicitly requested, then don't 4927 // remove things that have it. 4928 action = null; 4929 } 4930 4931 ResolveInfo ri = null; 4932 ActivityInfo ai = null; 4933 4934 ComponentName comp = sintent.getComponent(); 4935 if (comp == null) { 4936 ri = resolveIntent( 4937 sintent, 4938 specificTypes != null ? specificTypes[i] : null, 4939 flags, userId); 4940 if (ri == null) { 4941 continue; 4942 } 4943 if (ri == mResolveInfo) { 4944 // ACK! Must do something better with this. 4945 } 4946 ai = ri.activityInfo; 4947 comp = new ComponentName(ai.applicationInfo.packageName, 4948 ai.name); 4949 } else { 4950 ai = getActivityInfo(comp, flags, userId); 4951 if (ai == null) { 4952 continue; 4953 } 4954 } 4955 4956 // Look for any generic query activities that are duplicates 4957 // of this specific one, and remove them from the results. 4958 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4959 N = results.size(); 4960 int j; 4961 for (j=specificsPos; j<N; j++) { 4962 ResolveInfo sri = results.get(j); 4963 if ((sri.activityInfo.name.equals(comp.getClassName()) 4964 && sri.activityInfo.applicationInfo.packageName.equals( 4965 comp.getPackageName())) 4966 || (action != null && sri.filter.matchAction(action))) { 4967 results.remove(j); 4968 if (DEBUG_INTENT_MATCHING) Log.v( 4969 TAG, "Removing duplicate item from " + j 4970 + " due to specific " + specificsPos); 4971 if (ri == null) { 4972 ri = sri; 4973 } 4974 j--; 4975 N--; 4976 } 4977 } 4978 4979 // Add this specific item to its proper place. 4980 if (ri == null) { 4981 ri = new ResolveInfo(); 4982 ri.activityInfo = ai; 4983 } 4984 results.add(specificsPos, ri); 4985 ri.specificIndex = i; 4986 specificsPos++; 4987 } 4988 } 4989 4990 // Now we go through the remaining generic results and remove any 4991 // duplicate actions that are found here. 4992 N = results.size(); 4993 for (int i=specificsPos; i<N-1; i++) { 4994 final ResolveInfo rii = results.get(i); 4995 if (rii.filter == null) { 4996 continue; 4997 } 4998 4999 // Iterate over all of the actions of this result's intent 5000 // filter... typically this should be just one. 5001 final Iterator<String> it = rii.filter.actionsIterator(); 5002 if (it == null) { 5003 continue; 5004 } 5005 while (it.hasNext()) { 5006 final String action = it.next(); 5007 if (resultsAction != null && resultsAction.equals(action)) { 5008 // If this action was explicitly requested, then don't 5009 // remove things that have it. 5010 continue; 5011 } 5012 for (int j=i+1; j<N; j++) { 5013 final ResolveInfo rij = results.get(j); 5014 if (rij.filter != null && rij.filter.hasAction(action)) { 5015 results.remove(j); 5016 if (DEBUG_INTENT_MATCHING) Log.v( 5017 TAG, "Removing duplicate item from " + j 5018 + " due to action " + action + " at " + i); 5019 j--; 5020 N--; 5021 } 5022 } 5023 } 5024 5025 // If the caller didn't request filter information, drop it now 5026 // so we don't have to marshall/unmarshall it. 5027 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5028 rii.filter = null; 5029 } 5030 } 5031 5032 // Filter out the caller activity if so requested. 5033 if (caller != null) { 5034 N = results.size(); 5035 for (int i=0; i<N; i++) { 5036 ActivityInfo ainfo = results.get(i).activityInfo; 5037 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5038 && caller.getClassName().equals(ainfo.name)) { 5039 results.remove(i); 5040 break; 5041 } 5042 } 5043 } 5044 5045 // If the caller didn't request filter information, 5046 // drop them now so we don't have to 5047 // marshall/unmarshall it. 5048 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5049 N = results.size(); 5050 for (int i=0; i<N; i++) { 5051 results.get(i).filter = null; 5052 } 5053 } 5054 5055 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5056 return results; 5057 } 5058 5059 @Override 5060 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5061 int userId) { 5062 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5063 ComponentName comp = intent.getComponent(); 5064 if (comp == null) { 5065 if (intent.getSelector() != null) { 5066 intent = intent.getSelector(); 5067 comp = intent.getComponent(); 5068 } 5069 } 5070 if (comp != null) { 5071 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5072 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5073 if (ai != null) { 5074 ResolveInfo ri = new ResolveInfo(); 5075 ri.activityInfo = ai; 5076 list.add(ri); 5077 } 5078 return list; 5079 } 5080 5081 // reader 5082 synchronized (mPackages) { 5083 String pkgName = intent.getPackage(); 5084 if (pkgName == null) { 5085 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5086 } 5087 final PackageParser.Package pkg = mPackages.get(pkgName); 5088 if (pkg != null) { 5089 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5090 userId); 5091 } 5092 return null; 5093 } 5094 } 5095 5096 @Override 5097 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5098 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5099 if (!sUserManager.exists(userId)) return null; 5100 if (query != null) { 5101 if (query.size() >= 1) { 5102 // If there is more than one service with the same priority, 5103 // just arbitrarily pick the first one. 5104 return query.get(0); 5105 } 5106 } 5107 return null; 5108 } 5109 5110 @Override 5111 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5112 int userId) { 5113 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5114 ComponentName comp = intent.getComponent(); 5115 if (comp == null) { 5116 if (intent.getSelector() != null) { 5117 intent = intent.getSelector(); 5118 comp = intent.getComponent(); 5119 } 5120 } 5121 if (comp != null) { 5122 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5123 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5124 if (si != null) { 5125 final ResolveInfo ri = new ResolveInfo(); 5126 ri.serviceInfo = si; 5127 list.add(ri); 5128 } 5129 return list; 5130 } 5131 5132 // reader 5133 synchronized (mPackages) { 5134 String pkgName = intent.getPackage(); 5135 if (pkgName == null) { 5136 return mServices.queryIntent(intent, resolvedType, flags, userId); 5137 } 5138 final PackageParser.Package pkg = mPackages.get(pkgName); 5139 if (pkg != null) { 5140 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5141 userId); 5142 } 5143 return null; 5144 } 5145 } 5146 5147 @Override 5148 public List<ResolveInfo> queryIntentContentProviders( 5149 Intent intent, String resolvedType, int flags, int userId) { 5150 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5151 ComponentName comp = intent.getComponent(); 5152 if (comp == null) { 5153 if (intent.getSelector() != null) { 5154 intent = intent.getSelector(); 5155 comp = intent.getComponent(); 5156 } 5157 } 5158 if (comp != null) { 5159 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5160 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5161 if (pi != null) { 5162 final ResolveInfo ri = new ResolveInfo(); 5163 ri.providerInfo = pi; 5164 list.add(ri); 5165 } 5166 return list; 5167 } 5168 5169 // reader 5170 synchronized (mPackages) { 5171 String pkgName = intent.getPackage(); 5172 if (pkgName == null) { 5173 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5174 } 5175 final PackageParser.Package pkg = mPackages.get(pkgName); 5176 if (pkg != null) { 5177 return mProviders.queryIntentForPackage( 5178 intent, resolvedType, flags, pkg.providers, userId); 5179 } 5180 return null; 5181 } 5182 } 5183 5184 @Override 5185 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5186 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5187 5188 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5189 5190 // writer 5191 synchronized (mPackages) { 5192 ArrayList<PackageInfo> list; 5193 if (listUninstalled) { 5194 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5195 for (PackageSetting ps : mSettings.mPackages.values()) { 5196 PackageInfo pi; 5197 if (ps.pkg != null) { 5198 pi = generatePackageInfo(ps.pkg, flags, userId); 5199 } else { 5200 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5201 } 5202 if (pi != null) { 5203 list.add(pi); 5204 } 5205 } 5206 } else { 5207 list = new ArrayList<PackageInfo>(mPackages.size()); 5208 for (PackageParser.Package p : mPackages.values()) { 5209 PackageInfo pi = generatePackageInfo(p, flags, userId); 5210 if (pi != null) { 5211 list.add(pi); 5212 } 5213 } 5214 } 5215 5216 return new ParceledListSlice<PackageInfo>(list); 5217 } 5218 } 5219 5220 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5221 String[] permissions, boolean[] tmp, int flags, int userId) { 5222 int numMatch = 0; 5223 final PermissionsState permissionsState = ps.getPermissionsState(); 5224 for (int i=0; i<permissions.length; i++) { 5225 final String permission = permissions[i]; 5226 if (permissionsState.hasPermission(permission, userId)) { 5227 tmp[i] = true; 5228 numMatch++; 5229 } else { 5230 tmp[i] = false; 5231 } 5232 } 5233 if (numMatch == 0) { 5234 return; 5235 } 5236 PackageInfo pi; 5237 if (ps.pkg != null) { 5238 pi = generatePackageInfo(ps.pkg, flags, userId); 5239 } else { 5240 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5241 } 5242 // The above might return null in cases of uninstalled apps or install-state 5243 // skew across users/profiles. 5244 if (pi != null) { 5245 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5246 if (numMatch == permissions.length) { 5247 pi.requestedPermissions = permissions; 5248 } else { 5249 pi.requestedPermissions = new String[numMatch]; 5250 numMatch = 0; 5251 for (int i=0; i<permissions.length; i++) { 5252 if (tmp[i]) { 5253 pi.requestedPermissions[numMatch] = permissions[i]; 5254 numMatch++; 5255 } 5256 } 5257 } 5258 } 5259 list.add(pi); 5260 } 5261 } 5262 5263 @Override 5264 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5265 String[] permissions, int flags, int userId) { 5266 if (!sUserManager.exists(userId)) return null; 5267 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5268 5269 // writer 5270 synchronized (mPackages) { 5271 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5272 boolean[] tmpBools = new boolean[permissions.length]; 5273 if (listUninstalled) { 5274 for (PackageSetting ps : mSettings.mPackages.values()) { 5275 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5276 } 5277 } else { 5278 for (PackageParser.Package pkg : mPackages.values()) { 5279 PackageSetting ps = (PackageSetting)pkg.mExtras; 5280 if (ps != null) { 5281 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5282 userId); 5283 } 5284 } 5285 } 5286 5287 return new ParceledListSlice<PackageInfo>(list); 5288 } 5289 } 5290 5291 @Override 5292 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5293 if (!sUserManager.exists(userId)) return null; 5294 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5295 5296 // writer 5297 synchronized (mPackages) { 5298 ArrayList<ApplicationInfo> list; 5299 if (listUninstalled) { 5300 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5301 for (PackageSetting ps : mSettings.mPackages.values()) { 5302 ApplicationInfo ai; 5303 if (ps.pkg != null) { 5304 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5305 ps.readUserState(userId), userId); 5306 } else { 5307 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5308 } 5309 if (ai != null) { 5310 list.add(ai); 5311 } 5312 } 5313 } else { 5314 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5315 for (PackageParser.Package p : mPackages.values()) { 5316 if (p.mExtras != null) { 5317 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5318 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5319 if (ai != null) { 5320 list.add(ai); 5321 } 5322 } 5323 } 5324 } 5325 5326 return new ParceledListSlice<ApplicationInfo>(list); 5327 } 5328 } 5329 5330 public List<ApplicationInfo> getPersistentApplications(int flags) { 5331 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5332 5333 // reader 5334 synchronized (mPackages) { 5335 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5336 final int userId = UserHandle.getCallingUserId(); 5337 while (i.hasNext()) { 5338 final PackageParser.Package p = i.next(); 5339 if (p.applicationInfo != null 5340 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5341 && (!mSafeMode || isSystemApp(p))) { 5342 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5343 if (ps != null) { 5344 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5345 ps.readUserState(userId), userId); 5346 if (ai != null) { 5347 finalList.add(ai); 5348 } 5349 } 5350 } 5351 } 5352 } 5353 5354 return finalList; 5355 } 5356 5357 @Override 5358 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5359 if (!sUserManager.exists(userId)) return null; 5360 // reader 5361 synchronized (mPackages) { 5362 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5363 PackageSetting ps = provider != null 5364 ? mSettings.mPackages.get(provider.owner.packageName) 5365 : null; 5366 return ps != null 5367 && mSettings.isEnabledLPr(provider.info, flags, userId) 5368 && (!mSafeMode || (provider.info.applicationInfo.flags 5369 &ApplicationInfo.FLAG_SYSTEM) != 0) 5370 ? PackageParser.generateProviderInfo(provider, flags, 5371 ps.readUserState(userId), userId) 5372 : null; 5373 } 5374 } 5375 5376 /** 5377 * @deprecated 5378 */ 5379 @Deprecated 5380 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5381 // reader 5382 synchronized (mPackages) { 5383 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5384 .entrySet().iterator(); 5385 final int userId = UserHandle.getCallingUserId(); 5386 while (i.hasNext()) { 5387 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5388 PackageParser.Provider p = entry.getValue(); 5389 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5390 5391 if (ps != null && p.syncable 5392 && (!mSafeMode || (p.info.applicationInfo.flags 5393 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5394 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5395 ps.readUserState(userId), userId); 5396 if (info != null) { 5397 outNames.add(entry.getKey()); 5398 outInfo.add(info); 5399 } 5400 } 5401 } 5402 } 5403 } 5404 5405 @Override 5406 public List<ProviderInfo> queryContentProviders(String processName, 5407 int uid, int flags) { 5408 ArrayList<ProviderInfo> finalList = null; 5409 // reader 5410 synchronized (mPackages) { 5411 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5412 final int userId = processName != null ? 5413 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5414 while (i.hasNext()) { 5415 final PackageParser.Provider p = i.next(); 5416 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5417 if (ps != null && p.info.authority != null 5418 && (processName == null 5419 || (p.info.processName.equals(processName) 5420 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5421 && mSettings.isEnabledLPr(p.info, flags, userId) 5422 && (!mSafeMode 5423 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5424 if (finalList == null) { 5425 finalList = new ArrayList<ProviderInfo>(3); 5426 } 5427 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5428 ps.readUserState(userId), userId); 5429 if (info != null) { 5430 finalList.add(info); 5431 } 5432 } 5433 } 5434 } 5435 5436 if (finalList != null) { 5437 Collections.sort(finalList, mProviderInitOrderSorter); 5438 } 5439 5440 return finalList; 5441 } 5442 5443 @Override 5444 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5445 int flags) { 5446 // reader 5447 synchronized (mPackages) { 5448 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5449 return PackageParser.generateInstrumentationInfo(i, flags); 5450 } 5451 } 5452 5453 @Override 5454 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5455 int flags) { 5456 ArrayList<InstrumentationInfo> finalList = 5457 new ArrayList<InstrumentationInfo>(); 5458 5459 // reader 5460 synchronized (mPackages) { 5461 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5462 while (i.hasNext()) { 5463 final PackageParser.Instrumentation p = i.next(); 5464 if (targetPackage == null 5465 || targetPackage.equals(p.info.targetPackage)) { 5466 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5467 flags); 5468 if (ii != null) { 5469 finalList.add(ii); 5470 } 5471 } 5472 } 5473 } 5474 5475 return finalList; 5476 } 5477 5478 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5479 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5480 if (overlays == null) { 5481 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5482 return; 5483 } 5484 for (PackageParser.Package opkg : overlays.values()) { 5485 // Not much to do if idmap fails: we already logged the error 5486 // and we certainly don't want to abort installation of pkg simply 5487 // because an overlay didn't fit properly. For these reasons, 5488 // ignore the return value of createIdmapForPackagePairLI. 5489 createIdmapForPackagePairLI(pkg, opkg); 5490 } 5491 } 5492 5493 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5494 PackageParser.Package opkg) { 5495 if (!opkg.mTrustedOverlay) { 5496 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5497 opkg.baseCodePath + ": overlay not trusted"); 5498 return false; 5499 } 5500 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5501 if (overlaySet == null) { 5502 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5503 opkg.baseCodePath + " but target package has no known overlays"); 5504 return false; 5505 } 5506 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5507 // TODO: generate idmap for split APKs 5508 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5509 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5510 + opkg.baseCodePath); 5511 return false; 5512 } 5513 PackageParser.Package[] overlayArray = 5514 overlaySet.values().toArray(new PackageParser.Package[0]); 5515 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5516 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5517 return p1.mOverlayPriority - p2.mOverlayPriority; 5518 } 5519 }; 5520 Arrays.sort(overlayArray, cmp); 5521 5522 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5523 int i = 0; 5524 for (PackageParser.Package p : overlayArray) { 5525 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5526 } 5527 return true; 5528 } 5529 5530 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5531 final File[] files = dir.listFiles(); 5532 if (ArrayUtils.isEmpty(files)) { 5533 Log.d(TAG, "No files in app dir " + dir); 5534 return; 5535 } 5536 5537 if (DEBUG_PACKAGE_SCANNING) { 5538 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5539 + " flags=0x" + Integer.toHexString(parseFlags)); 5540 } 5541 5542 for (File file : files) { 5543 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5544 && !PackageInstallerService.isStageName(file.getName()); 5545 if (!isPackage) { 5546 // Ignore entries which are not packages 5547 continue; 5548 } 5549 try { 5550 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5551 scanFlags, currentTime, null); 5552 } catch (PackageManagerException e) { 5553 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5554 5555 // Delete invalid userdata apps 5556 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5557 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5558 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5559 if (file.isDirectory()) { 5560 mInstaller.rmPackageDir(file.getAbsolutePath()); 5561 } else { 5562 file.delete(); 5563 } 5564 } 5565 } 5566 } 5567 } 5568 5569 private static File getSettingsProblemFile() { 5570 File dataDir = Environment.getDataDirectory(); 5571 File systemDir = new File(dataDir, "system"); 5572 File fname = new File(systemDir, "uiderrors.txt"); 5573 return fname; 5574 } 5575 5576 static void reportSettingsProblem(int priority, String msg) { 5577 logCriticalInfo(priority, msg); 5578 } 5579 5580 static void logCriticalInfo(int priority, String msg) { 5581 Slog.println(priority, TAG, msg); 5582 EventLogTags.writePmCriticalInfo(msg); 5583 try { 5584 File fname = getSettingsProblemFile(); 5585 FileOutputStream out = new FileOutputStream(fname, true); 5586 PrintWriter pw = new FastPrintWriter(out); 5587 SimpleDateFormat formatter = new SimpleDateFormat(); 5588 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5589 pw.println(dateString + ": " + msg); 5590 pw.close(); 5591 FileUtils.setPermissions( 5592 fname.toString(), 5593 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5594 -1, -1); 5595 } catch (java.io.IOException e) { 5596 } 5597 } 5598 5599 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5600 PackageParser.Package pkg, File srcFile, int parseFlags) 5601 throws PackageManagerException { 5602 if (ps != null 5603 && ps.codePath.equals(srcFile) 5604 && ps.timeStamp == srcFile.lastModified() 5605 && !isCompatSignatureUpdateNeeded(pkg) 5606 && !isRecoverSignatureUpdateNeeded(pkg)) { 5607 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5608 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5609 ArraySet<PublicKey> signingKs; 5610 synchronized (mPackages) { 5611 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5612 } 5613 if (ps.signatures.mSignatures != null 5614 && ps.signatures.mSignatures.length != 0 5615 && signingKs != null) { 5616 // Optimization: reuse the existing cached certificates 5617 // if the package appears to be unchanged. 5618 pkg.mSignatures = ps.signatures.mSignatures; 5619 pkg.mSigningKeys = signingKs; 5620 return; 5621 } 5622 5623 Slog.w(TAG, "PackageSetting for " + ps.name 5624 + " is missing signatures. Collecting certs again to recover them."); 5625 } else { 5626 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5627 } 5628 5629 try { 5630 pp.collectCertificates(pkg, parseFlags); 5631 pp.collectManifestDigest(pkg); 5632 } catch (PackageParserException e) { 5633 throw PackageManagerException.from(e); 5634 } 5635 } 5636 5637 /* 5638 * Scan a package and return the newly parsed package. 5639 * Returns null in case of errors and the error code is stored in mLastScanError 5640 */ 5641 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5642 long currentTime, UserHandle user) throws PackageManagerException { 5643 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5644 parseFlags |= mDefParseFlags; 5645 PackageParser pp = new PackageParser(); 5646 pp.setSeparateProcesses(mSeparateProcesses); 5647 pp.setOnlyCoreApps(mOnlyCore); 5648 pp.setDisplayMetrics(mMetrics); 5649 5650 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5651 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5652 } 5653 5654 final PackageParser.Package pkg; 5655 try { 5656 pkg = pp.parsePackage(scanFile, parseFlags); 5657 } catch (PackageParserException e) { 5658 throw PackageManagerException.from(e); 5659 } 5660 5661 PackageSetting ps = null; 5662 PackageSetting updatedPkg; 5663 // reader 5664 synchronized (mPackages) { 5665 // Look to see if we already know about this package. 5666 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5667 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5668 // This package has been renamed to its original name. Let's 5669 // use that. 5670 ps = mSettings.peekPackageLPr(oldName); 5671 } 5672 // If there was no original package, see one for the real package name. 5673 if (ps == null) { 5674 ps = mSettings.peekPackageLPr(pkg.packageName); 5675 } 5676 // Check to see if this package could be hiding/updating a system 5677 // package. Must look for it either under the original or real 5678 // package name depending on our state. 5679 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5680 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5681 } 5682 boolean updatedPkgBetter = false; 5683 // First check if this is a system package that may involve an update 5684 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5685 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5686 // it needs to drop FLAG_PRIVILEGED. 5687 if (locationIsPrivileged(scanFile)) { 5688 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5689 } else { 5690 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5691 } 5692 5693 if (ps != null && !ps.codePath.equals(scanFile)) { 5694 // The path has changed from what was last scanned... check the 5695 // version of the new path against what we have stored to determine 5696 // what to do. 5697 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5698 if (pkg.mVersionCode <= ps.versionCode) { 5699 // The system package has been updated and the code path does not match 5700 // Ignore entry. Skip it. 5701 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5702 + " ignored: updated version " + ps.versionCode 5703 + " better than this " + pkg.mVersionCode); 5704 if (!updatedPkg.codePath.equals(scanFile)) { 5705 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5706 + ps.name + " changing from " + updatedPkg.codePathString 5707 + " to " + scanFile); 5708 updatedPkg.codePath = scanFile; 5709 updatedPkg.codePathString = scanFile.toString(); 5710 updatedPkg.resourcePath = scanFile; 5711 updatedPkg.resourcePathString = scanFile.toString(); 5712 } 5713 updatedPkg.pkg = pkg; 5714 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5715 "Package " + ps.name + " at " + scanFile 5716 + " ignored: updated version " + ps.versionCode 5717 + " better than this " + pkg.mVersionCode); 5718 } else { 5719 // The current app on the system partition is better than 5720 // what we have updated to on the data partition; switch 5721 // back to the system partition version. 5722 // At this point, its safely assumed that package installation for 5723 // apps in system partition will go through. If not there won't be a working 5724 // version of the app 5725 // writer 5726 synchronized (mPackages) { 5727 // Just remove the loaded entries from package lists. 5728 mPackages.remove(ps.name); 5729 } 5730 5731 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5732 + " reverting from " + ps.codePathString 5733 + ": new version " + pkg.mVersionCode 5734 + " better than installed " + ps.versionCode); 5735 5736 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5737 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5738 synchronized (mInstallLock) { 5739 args.cleanUpResourcesLI(); 5740 } 5741 synchronized (mPackages) { 5742 mSettings.enableSystemPackageLPw(ps.name); 5743 } 5744 updatedPkgBetter = true; 5745 } 5746 } 5747 } 5748 5749 if (updatedPkg != null) { 5750 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5751 // initially 5752 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5753 5754 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5755 // flag set initially 5756 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5757 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5758 } 5759 } 5760 5761 // Verify certificates against what was last scanned 5762 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5763 5764 /* 5765 * A new system app appeared, but we already had a non-system one of the 5766 * same name installed earlier. 5767 */ 5768 boolean shouldHideSystemApp = false; 5769 if (updatedPkg == null && ps != null 5770 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5771 /* 5772 * Check to make sure the signatures match first. If they don't, 5773 * wipe the installed application and its data. 5774 */ 5775 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5776 != PackageManager.SIGNATURE_MATCH) { 5777 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5778 + " signatures don't match existing userdata copy; removing"); 5779 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5780 ps = null; 5781 } else { 5782 /* 5783 * If the newly-added system app is an older version than the 5784 * already installed version, hide it. It will be scanned later 5785 * and re-added like an update. 5786 */ 5787 if (pkg.mVersionCode <= ps.versionCode) { 5788 shouldHideSystemApp = true; 5789 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5790 + " but new version " + pkg.mVersionCode + " better than installed " 5791 + ps.versionCode + "; hiding system"); 5792 } else { 5793 /* 5794 * The newly found system app is a newer version that the 5795 * one previously installed. Simply remove the 5796 * already-installed application and replace it with our own 5797 * while keeping the application data. 5798 */ 5799 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5800 + " reverting from " + ps.codePathString + ": new version " 5801 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5802 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5803 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5804 synchronized (mInstallLock) { 5805 args.cleanUpResourcesLI(); 5806 } 5807 } 5808 } 5809 } 5810 5811 // The apk is forward locked (not public) if its code and resources 5812 // are kept in different files. (except for app in either system or 5813 // vendor path). 5814 // TODO grab this value from PackageSettings 5815 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5816 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5817 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5818 } 5819 } 5820 5821 // TODO: extend to support forward-locked splits 5822 String resourcePath = null; 5823 String baseResourcePath = null; 5824 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5825 if (ps != null && ps.resourcePathString != null) { 5826 resourcePath = ps.resourcePathString; 5827 baseResourcePath = ps.resourcePathString; 5828 } else { 5829 // Should not happen at all. Just log an error. 5830 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5831 } 5832 } else { 5833 resourcePath = pkg.codePath; 5834 baseResourcePath = pkg.baseCodePath; 5835 } 5836 5837 // Set application objects path explicitly. 5838 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5839 pkg.applicationInfo.setCodePath(pkg.codePath); 5840 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5841 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5842 pkg.applicationInfo.setResourcePath(resourcePath); 5843 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5844 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5845 5846 // Note that we invoke the following method only if we are about to unpack an application 5847 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5848 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5849 5850 /* 5851 * If the system app should be overridden by a previously installed 5852 * data, hide the system app now and let the /data/app scan pick it up 5853 * again. 5854 */ 5855 if (shouldHideSystemApp) { 5856 synchronized (mPackages) { 5857 /* 5858 * We have to grant systems permissions before we hide, because 5859 * grantPermissions will assume the package update is trying to 5860 * expand its permissions. 5861 */ 5862 grantPermissionsLPw(pkg, true, pkg.packageName); 5863 mSettings.disableSystemPackageLPw(pkg.packageName); 5864 } 5865 } 5866 5867 return scannedPkg; 5868 } 5869 5870 private static String fixProcessName(String defProcessName, 5871 String processName, int uid) { 5872 if (processName == null) { 5873 return defProcessName; 5874 } 5875 return processName; 5876 } 5877 5878 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5879 throws PackageManagerException { 5880 if (pkgSetting.signatures.mSignatures != null) { 5881 // Already existing package. Make sure signatures match 5882 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5883 == PackageManager.SIGNATURE_MATCH; 5884 if (!match) { 5885 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5886 == PackageManager.SIGNATURE_MATCH; 5887 } 5888 if (!match) { 5889 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5890 == PackageManager.SIGNATURE_MATCH; 5891 } 5892 if (!match) { 5893 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5894 + pkg.packageName + " signatures do not match the " 5895 + "previously installed version; ignoring!"); 5896 } 5897 } 5898 5899 // Check for shared user signatures 5900 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5901 // Already existing package. Make sure signatures match 5902 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5903 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5904 if (!match) { 5905 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5906 == PackageManager.SIGNATURE_MATCH; 5907 } 5908 if (!match) { 5909 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5910 == PackageManager.SIGNATURE_MATCH; 5911 } 5912 if (!match) { 5913 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5914 "Package " + pkg.packageName 5915 + " has no signatures that match those in shared user " 5916 + pkgSetting.sharedUser.name + "; ignoring!"); 5917 } 5918 } 5919 } 5920 5921 /** 5922 * Enforces that only the system UID or root's UID can call a method exposed 5923 * via Binder. 5924 * 5925 * @param message used as message if SecurityException is thrown 5926 * @throws SecurityException if the caller is not system or root 5927 */ 5928 private static final void enforceSystemOrRoot(String message) { 5929 final int uid = Binder.getCallingUid(); 5930 if (uid != Process.SYSTEM_UID && uid != 0) { 5931 throw new SecurityException(message); 5932 } 5933 } 5934 5935 @Override 5936 public void performBootDexOpt() { 5937 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5938 5939 // Before everything else, see whether we need to fstrim. 5940 try { 5941 IMountService ms = PackageHelper.getMountService(); 5942 if (ms != null) { 5943 final boolean isUpgrade = isUpgrade(); 5944 boolean doTrim = isUpgrade; 5945 if (doTrim) { 5946 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5947 } else { 5948 final long interval = android.provider.Settings.Global.getLong( 5949 mContext.getContentResolver(), 5950 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5951 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5952 if (interval > 0) { 5953 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5954 if (timeSinceLast > interval) { 5955 doTrim = true; 5956 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5957 + "; running immediately"); 5958 } 5959 } 5960 } 5961 if (doTrim) { 5962 if (!isFirstBoot()) { 5963 try { 5964 ActivityManagerNative.getDefault().showBootMessage( 5965 mContext.getResources().getString( 5966 R.string.android_upgrading_fstrim), true); 5967 } catch (RemoteException e) { 5968 } 5969 } 5970 ms.runMaintenance(); 5971 } 5972 } else { 5973 Slog.e(TAG, "Mount service unavailable!"); 5974 } 5975 } catch (RemoteException e) { 5976 // Can't happen; MountService is local 5977 } 5978 5979 final ArraySet<PackageParser.Package> pkgs; 5980 synchronized (mPackages) { 5981 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5982 } 5983 5984 if (pkgs != null) { 5985 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5986 // in case the device runs out of space. 5987 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5988 // Give priority to core apps. 5989 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5990 PackageParser.Package pkg = it.next(); 5991 if (pkg.coreApp) { 5992 if (DEBUG_DEXOPT) { 5993 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5994 } 5995 sortedPkgs.add(pkg); 5996 it.remove(); 5997 } 5998 } 5999 // Give priority to system apps that listen for pre boot complete. 6000 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6001 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6002 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6003 PackageParser.Package pkg = it.next(); 6004 if (pkgNames.contains(pkg.packageName)) { 6005 if (DEBUG_DEXOPT) { 6006 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6007 } 6008 sortedPkgs.add(pkg); 6009 it.remove(); 6010 } 6011 } 6012 // Give priority to system apps. 6013 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6014 PackageParser.Package pkg = it.next(); 6015 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6016 if (DEBUG_DEXOPT) { 6017 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6018 } 6019 sortedPkgs.add(pkg); 6020 it.remove(); 6021 } 6022 } 6023 // Give priority to updated system apps. 6024 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6025 PackageParser.Package pkg = it.next(); 6026 if (pkg.isUpdatedSystemApp()) { 6027 if (DEBUG_DEXOPT) { 6028 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6029 } 6030 sortedPkgs.add(pkg); 6031 it.remove(); 6032 } 6033 } 6034 // Give priority to apps that listen for boot complete. 6035 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6036 pkgNames = getPackageNamesForIntent(intent); 6037 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6038 PackageParser.Package pkg = it.next(); 6039 if (pkgNames.contains(pkg.packageName)) { 6040 if (DEBUG_DEXOPT) { 6041 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6042 } 6043 sortedPkgs.add(pkg); 6044 it.remove(); 6045 } 6046 } 6047 // Filter out packages that aren't recently used. 6048 filterRecentlyUsedApps(pkgs); 6049 // Add all remaining apps. 6050 for (PackageParser.Package pkg : pkgs) { 6051 if (DEBUG_DEXOPT) { 6052 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6053 } 6054 sortedPkgs.add(pkg); 6055 } 6056 6057 // If we want to be lazy, filter everything that wasn't recently used. 6058 if (mLazyDexOpt) { 6059 filterRecentlyUsedApps(sortedPkgs); 6060 } 6061 6062 int i = 0; 6063 int total = sortedPkgs.size(); 6064 File dataDir = Environment.getDataDirectory(); 6065 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6066 if (lowThreshold == 0) { 6067 throw new IllegalStateException("Invalid low memory threshold"); 6068 } 6069 for (PackageParser.Package pkg : sortedPkgs) { 6070 long usableSpace = dataDir.getUsableSpace(); 6071 if (usableSpace < lowThreshold) { 6072 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6073 break; 6074 } 6075 performBootDexOpt(pkg, ++i, total); 6076 } 6077 } 6078 } 6079 6080 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6081 // Filter out packages that aren't recently used. 6082 // 6083 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6084 // should do a full dexopt. 6085 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6086 int total = pkgs.size(); 6087 int skipped = 0; 6088 long now = System.currentTimeMillis(); 6089 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6090 PackageParser.Package pkg = i.next(); 6091 long then = pkg.mLastPackageUsageTimeInMills; 6092 if (then + mDexOptLRUThresholdInMills < now) { 6093 if (DEBUG_DEXOPT) { 6094 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6095 ((then == 0) ? "never" : new Date(then))); 6096 } 6097 i.remove(); 6098 skipped++; 6099 } 6100 } 6101 if (DEBUG_DEXOPT) { 6102 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6103 } 6104 } 6105 } 6106 6107 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6108 List<ResolveInfo> ris = null; 6109 try { 6110 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6111 intent, null, 0, UserHandle.USER_OWNER); 6112 } catch (RemoteException e) { 6113 } 6114 ArraySet<String> pkgNames = new ArraySet<String>(); 6115 if (ris != null) { 6116 for (ResolveInfo ri : ris) { 6117 pkgNames.add(ri.activityInfo.packageName); 6118 } 6119 } 6120 return pkgNames; 6121 } 6122 6123 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6124 if (DEBUG_DEXOPT) { 6125 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6126 } 6127 if (!isFirstBoot()) { 6128 try { 6129 ActivityManagerNative.getDefault().showBootMessage( 6130 mContext.getResources().getString(R.string.android_upgrading_apk, 6131 curr, total), true); 6132 } catch (RemoteException e) { 6133 } 6134 } 6135 PackageParser.Package p = pkg; 6136 synchronized (mInstallLock) { 6137 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6138 false /* force dex */, false /* defer */, true /* include dependencies */); 6139 } 6140 } 6141 6142 @Override 6143 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6144 return performDexOpt(packageName, instructionSet, false); 6145 } 6146 6147 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6148 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6149 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6150 if (!dexopt && !updateUsage) { 6151 // We aren't going to dexopt or update usage, so bail early. 6152 return false; 6153 } 6154 PackageParser.Package p; 6155 final String targetInstructionSet; 6156 synchronized (mPackages) { 6157 p = mPackages.get(packageName); 6158 if (p == null) { 6159 return false; 6160 } 6161 if (updateUsage) { 6162 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6163 } 6164 mPackageUsage.write(false); 6165 if (!dexopt) { 6166 // We aren't going to dexopt, so bail early. 6167 return false; 6168 } 6169 6170 targetInstructionSet = instructionSet != null ? instructionSet : 6171 getPrimaryInstructionSet(p.applicationInfo); 6172 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6173 return false; 6174 } 6175 } 6176 long callingId = Binder.clearCallingIdentity(); 6177 try { 6178 synchronized (mInstallLock) { 6179 final String[] instructionSets = new String[] { targetInstructionSet }; 6180 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6181 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6182 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6183 } 6184 } finally { 6185 Binder.restoreCallingIdentity(callingId); 6186 } 6187 } 6188 6189 public ArraySet<String> getPackagesThatNeedDexOpt() { 6190 ArraySet<String> pkgs = null; 6191 synchronized (mPackages) { 6192 for (PackageParser.Package p : mPackages.values()) { 6193 if (DEBUG_DEXOPT) { 6194 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6195 } 6196 if (!p.mDexOptPerformed.isEmpty()) { 6197 continue; 6198 } 6199 if (pkgs == null) { 6200 pkgs = new ArraySet<String>(); 6201 } 6202 pkgs.add(p.packageName); 6203 } 6204 } 6205 return pkgs; 6206 } 6207 6208 public void shutdown() { 6209 mPackageUsage.write(true); 6210 } 6211 6212 @Override 6213 public void forceDexOpt(String packageName) { 6214 enforceSystemOrRoot("forceDexOpt"); 6215 6216 PackageParser.Package pkg; 6217 synchronized (mPackages) { 6218 pkg = mPackages.get(packageName); 6219 if (pkg == null) { 6220 throw new IllegalArgumentException("Missing package: " + packageName); 6221 } 6222 } 6223 6224 synchronized (mInstallLock) { 6225 final String[] instructionSets = new String[] { 6226 getPrimaryInstructionSet(pkg.applicationInfo) }; 6227 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6228 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6229 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6230 throw new IllegalStateException("Failed to dexopt: " + res); 6231 } 6232 } 6233 } 6234 6235 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6236 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6237 Slog.w(TAG, "Unable to update from " + oldPkg.name 6238 + " to " + newPkg.packageName 6239 + ": old package not in system partition"); 6240 return false; 6241 } else if (mPackages.get(oldPkg.name) != null) { 6242 Slog.w(TAG, "Unable to update from " + oldPkg.name 6243 + " to " + newPkg.packageName 6244 + ": old package still exists"); 6245 return false; 6246 } 6247 return true; 6248 } 6249 6250 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6251 int[] users = sUserManager.getUserIds(); 6252 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6253 if (res < 0) { 6254 return res; 6255 } 6256 for (int user : users) { 6257 if (user != 0) { 6258 res = mInstaller.createUserData(volumeUuid, packageName, 6259 UserHandle.getUid(user, uid), user, seinfo); 6260 if (res < 0) { 6261 return res; 6262 } 6263 } 6264 } 6265 return res; 6266 } 6267 6268 private int removeDataDirsLI(String volumeUuid, String packageName) { 6269 int[] users = sUserManager.getUserIds(); 6270 int res = 0; 6271 for (int user : users) { 6272 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6273 if (resInner < 0) { 6274 res = resInner; 6275 } 6276 } 6277 6278 return res; 6279 } 6280 6281 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6282 int[] users = sUserManager.getUserIds(); 6283 int res = 0; 6284 for (int user : users) { 6285 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6286 if (resInner < 0) { 6287 res = resInner; 6288 } 6289 } 6290 return res; 6291 } 6292 6293 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6294 PackageParser.Package changingLib) { 6295 if (file.path != null) { 6296 usesLibraryFiles.add(file.path); 6297 return; 6298 } 6299 PackageParser.Package p = mPackages.get(file.apk); 6300 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6301 // If we are doing this while in the middle of updating a library apk, 6302 // then we need to make sure to use that new apk for determining the 6303 // dependencies here. (We haven't yet finished committing the new apk 6304 // to the package manager state.) 6305 if (p == null || p.packageName.equals(changingLib.packageName)) { 6306 p = changingLib; 6307 } 6308 } 6309 if (p != null) { 6310 usesLibraryFiles.addAll(p.getAllCodePaths()); 6311 } 6312 } 6313 6314 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6315 PackageParser.Package changingLib) throws PackageManagerException { 6316 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6317 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6318 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6319 for (int i=0; i<N; i++) { 6320 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6321 if (file == null) { 6322 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6323 "Package " + pkg.packageName + " requires unavailable shared library " 6324 + pkg.usesLibraries.get(i) + "; failing!"); 6325 } 6326 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6327 } 6328 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6329 for (int i=0; i<N; i++) { 6330 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6331 if (file == null) { 6332 Slog.w(TAG, "Package " + pkg.packageName 6333 + " desires unavailable shared library " 6334 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6335 } else { 6336 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6337 } 6338 } 6339 N = usesLibraryFiles.size(); 6340 if (N > 0) { 6341 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6342 } else { 6343 pkg.usesLibraryFiles = null; 6344 } 6345 } 6346 } 6347 6348 private static boolean hasString(List<String> list, List<String> which) { 6349 if (list == null) { 6350 return false; 6351 } 6352 for (int i=list.size()-1; i>=0; i--) { 6353 for (int j=which.size()-1; j>=0; j--) { 6354 if (which.get(j).equals(list.get(i))) { 6355 return true; 6356 } 6357 } 6358 } 6359 return false; 6360 } 6361 6362 private void updateAllSharedLibrariesLPw() { 6363 for (PackageParser.Package pkg : mPackages.values()) { 6364 try { 6365 updateSharedLibrariesLPw(pkg, null); 6366 } catch (PackageManagerException e) { 6367 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6368 } 6369 } 6370 } 6371 6372 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6373 PackageParser.Package changingPkg) { 6374 ArrayList<PackageParser.Package> res = null; 6375 for (PackageParser.Package pkg : mPackages.values()) { 6376 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6377 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6378 if (res == null) { 6379 res = new ArrayList<PackageParser.Package>(); 6380 } 6381 res.add(pkg); 6382 try { 6383 updateSharedLibrariesLPw(pkg, changingPkg); 6384 } catch (PackageManagerException e) { 6385 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6386 } 6387 } 6388 } 6389 return res; 6390 } 6391 6392 /** 6393 * Derive the value of the {@code cpuAbiOverride} based on the provided 6394 * value and an optional stored value from the package settings. 6395 */ 6396 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6397 String cpuAbiOverride = null; 6398 6399 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6400 cpuAbiOverride = null; 6401 } else if (abiOverride != null) { 6402 cpuAbiOverride = abiOverride; 6403 } else if (settings != null) { 6404 cpuAbiOverride = settings.cpuAbiOverrideString; 6405 } 6406 6407 return cpuAbiOverride; 6408 } 6409 6410 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6411 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6412 boolean success = false; 6413 try { 6414 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6415 currentTime, user); 6416 success = true; 6417 return res; 6418 } finally { 6419 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6420 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6421 } 6422 } 6423 } 6424 6425 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6426 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6427 final File scanFile = new File(pkg.codePath); 6428 if (pkg.applicationInfo.getCodePath() == null || 6429 pkg.applicationInfo.getResourcePath() == null) { 6430 // Bail out. The resource and code paths haven't been set. 6431 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6432 "Code and resource paths haven't been set correctly"); 6433 } 6434 6435 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6436 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6437 } else { 6438 // Only allow system apps to be flagged as core apps. 6439 pkg.coreApp = false; 6440 } 6441 6442 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6443 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6444 } 6445 6446 if (mCustomResolverComponentName != null && 6447 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6448 setUpCustomResolverActivity(pkg); 6449 } 6450 6451 if (pkg.packageName.equals("android")) { 6452 synchronized (mPackages) { 6453 if (mAndroidApplication != null) { 6454 Slog.w(TAG, "*************************************************"); 6455 Slog.w(TAG, "Core android package being redefined. Skipping."); 6456 Slog.w(TAG, " file=" + scanFile); 6457 Slog.w(TAG, "*************************************************"); 6458 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6459 "Core android package being redefined. Skipping."); 6460 } 6461 6462 // Set up information for our fall-back user intent resolution activity. 6463 mPlatformPackage = pkg; 6464 pkg.mVersionCode = mSdkVersion; 6465 mAndroidApplication = pkg.applicationInfo; 6466 6467 if (!mResolverReplaced) { 6468 mResolveActivity.applicationInfo = mAndroidApplication; 6469 mResolveActivity.name = ResolverActivity.class.getName(); 6470 mResolveActivity.packageName = mAndroidApplication.packageName; 6471 mResolveActivity.processName = "system:ui"; 6472 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6473 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6474 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6475 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6476 mResolveActivity.exported = true; 6477 mResolveActivity.enabled = true; 6478 mResolveInfo.activityInfo = mResolveActivity; 6479 mResolveInfo.priority = 0; 6480 mResolveInfo.preferredOrder = 0; 6481 mResolveInfo.match = 0; 6482 mResolveComponentName = new ComponentName( 6483 mAndroidApplication.packageName, mResolveActivity.name); 6484 } 6485 } 6486 } 6487 6488 if (DEBUG_PACKAGE_SCANNING) { 6489 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6490 Log.d(TAG, "Scanning package " + pkg.packageName); 6491 } 6492 6493 if (mPackages.containsKey(pkg.packageName) 6494 || mSharedLibraries.containsKey(pkg.packageName)) { 6495 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6496 "Application package " + pkg.packageName 6497 + " already installed. Skipping duplicate."); 6498 } 6499 6500 // If we're only installing presumed-existing packages, require that the 6501 // scanned APK is both already known and at the path previously established 6502 // for it. Previously unknown packages we pick up normally, but if we have an 6503 // a priori expectation about this package's install presence, enforce it. 6504 // With a singular exception for new system packages. When an OTA contains 6505 // a new system package, we allow the codepath to change from a system location 6506 // to the user-installed location. If we don't allow this change, any newer, 6507 // user-installed version of the application will be ignored. 6508 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6509 if (mExpectingBetter.containsKey(pkg.packageName)) { 6510 logCriticalInfo(Log.WARN, 6511 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6512 } else { 6513 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6514 if (known != null) { 6515 if (DEBUG_PACKAGE_SCANNING) { 6516 Log.d(TAG, "Examining " + pkg.codePath 6517 + " and requiring known paths " + known.codePathString 6518 + " & " + known.resourcePathString); 6519 } 6520 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6521 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6522 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6523 "Application package " + pkg.packageName 6524 + " found at " + pkg.applicationInfo.getCodePath() 6525 + " but expected at " + known.codePathString + "; ignoring."); 6526 } 6527 } 6528 } 6529 } 6530 6531 // Initialize package source and resource directories 6532 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6533 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6534 6535 SharedUserSetting suid = null; 6536 PackageSetting pkgSetting = null; 6537 6538 if (!isSystemApp(pkg)) { 6539 // Only system apps can use these features. 6540 pkg.mOriginalPackages = null; 6541 pkg.mRealPackage = null; 6542 pkg.mAdoptPermissions = null; 6543 } 6544 6545 // writer 6546 synchronized (mPackages) { 6547 if (pkg.mSharedUserId != null) { 6548 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6549 if (suid == null) { 6550 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6551 "Creating application package " + pkg.packageName 6552 + " for shared user failed"); 6553 } 6554 if (DEBUG_PACKAGE_SCANNING) { 6555 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6556 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6557 + "): packages=" + suid.packages); 6558 } 6559 } 6560 6561 // Check if we are renaming from an original package name. 6562 PackageSetting origPackage = null; 6563 String realName = null; 6564 if (pkg.mOriginalPackages != null) { 6565 // This package may need to be renamed to a previously 6566 // installed name. Let's check on that... 6567 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6568 if (pkg.mOriginalPackages.contains(renamed)) { 6569 // This package had originally been installed as the 6570 // original name, and we have already taken care of 6571 // transitioning to the new one. Just update the new 6572 // one to continue using the old name. 6573 realName = pkg.mRealPackage; 6574 if (!pkg.packageName.equals(renamed)) { 6575 // Callers into this function may have already taken 6576 // care of renaming the package; only do it here if 6577 // it is not already done. 6578 pkg.setPackageName(renamed); 6579 } 6580 6581 } else { 6582 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6583 if ((origPackage = mSettings.peekPackageLPr( 6584 pkg.mOriginalPackages.get(i))) != null) { 6585 // We do have the package already installed under its 6586 // original name... should we use it? 6587 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6588 // New package is not compatible with original. 6589 origPackage = null; 6590 continue; 6591 } else if (origPackage.sharedUser != null) { 6592 // Make sure uid is compatible between packages. 6593 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6594 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6595 + " to " + pkg.packageName + ": old uid " 6596 + origPackage.sharedUser.name 6597 + " differs from " + pkg.mSharedUserId); 6598 origPackage = null; 6599 continue; 6600 } 6601 } else { 6602 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6603 + pkg.packageName + " to old name " + origPackage.name); 6604 } 6605 break; 6606 } 6607 } 6608 } 6609 } 6610 6611 if (mTransferedPackages.contains(pkg.packageName)) { 6612 Slog.w(TAG, "Package " + pkg.packageName 6613 + " was transferred to another, but its .apk remains"); 6614 } 6615 6616 // Just create the setting, don't add it yet. For already existing packages 6617 // the PkgSetting exists already and doesn't have to be created. 6618 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6619 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6620 pkg.applicationInfo.primaryCpuAbi, 6621 pkg.applicationInfo.secondaryCpuAbi, 6622 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6623 user, false); 6624 if (pkgSetting == null) { 6625 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6626 "Creating application package " + pkg.packageName + " failed"); 6627 } 6628 6629 if (pkgSetting.origPackage != null) { 6630 // If we are first transitioning from an original package, 6631 // fix up the new package's name now. We need to do this after 6632 // looking up the package under its new name, so getPackageLP 6633 // can take care of fiddling things correctly. 6634 pkg.setPackageName(origPackage.name); 6635 6636 // File a report about this. 6637 String msg = "New package " + pkgSetting.realName 6638 + " renamed to replace old package " + pkgSetting.name; 6639 reportSettingsProblem(Log.WARN, msg); 6640 6641 // Make a note of it. 6642 mTransferedPackages.add(origPackage.name); 6643 6644 // No longer need to retain this. 6645 pkgSetting.origPackage = null; 6646 } 6647 6648 if (realName != null) { 6649 // Make a note of it. 6650 mTransferedPackages.add(pkg.packageName); 6651 } 6652 6653 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6654 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6655 } 6656 6657 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6658 // Check all shared libraries and map to their actual file path. 6659 // We only do this here for apps not on a system dir, because those 6660 // are the only ones that can fail an install due to this. We 6661 // will take care of the system apps by updating all of their 6662 // library paths after the scan is done. 6663 updateSharedLibrariesLPw(pkg, null); 6664 } 6665 6666 if (mFoundPolicyFile) { 6667 SELinuxMMAC.assignSeinfoValue(pkg); 6668 } 6669 6670 pkg.applicationInfo.uid = pkgSetting.appId; 6671 pkg.mExtras = pkgSetting; 6672 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6673 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6674 // We just determined the app is signed correctly, so bring 6675 // over the latest parsed certs. 6676 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6677 } else { 6678 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6679 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6680 "Package " + pkg.packageName + " upgrade keys do not match the " 6681 + "previously installed version"); 6682 } else { 6683 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6684 String msg = "System package " + pkg.packageName 6685 + " signature changed; retaining data."; 6686 reportSettingsProblem(Log.WARN, msg); 6687 } 6688 } 6689 } else { 6690 try { 6691 verifySignaturesLP(pkgSetting, pkg); 6692 // We just determined the app is signed correctly, so bring 6693 // over the latest parsed certs. 6694 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6695 } catch (PackageManagerException e) { 6696 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6697 throw e; 6698 } 6699 // The signature has changed, but this package is in the system 6700 // image... let's recover! 6701 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6702 // However... if this package is part of a shared user, but it 6703 // doesn't match the signature of the shared user, let's fail. 6704 // What this means is that you can't change the signatures 6705 // associated with an overall shared user, which doesn't seem all 6706 // that unreasonable. 6707 if (pkgSetting.sharedUser != null) { 6708 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6709 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6710 throw new PackageManagerException( 6711 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6712 "Signature mismatch for shared user : " 6713 + pkgSetting.sharedUser); 6714 } 6715 } 6716 // File a report about this. 6717 String msg = "System package " + pkg.packageName 6718 + " signature changed; retaining data."; 6719 reportSettingsProblem(Log.WARN, msg); 6720 } 6721 } 6722 // Verify that this new package doesn't have any content providers 6723 // that conflict with existing packages. Only do this if the 6724 // package isn't already installed, since we don't want to break 6725 // things that are installed. 6726 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6727 final int N = pkg.providers.size(); 6728 int i; 6729 for (i=0; i<N; i++) { 6730 PackageParser.Provider p = pkg.providers.get(i); 6731 if (p.info.authority != null) { 6732 String names[] = p.info.authority.split(";"); 6733 for (int j = 0; j < names.length; j++) { 6734 if (mProvidersByAuthority.containsKey(names[j])) { 6735 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6736 final String otherPackageName = 6737 ((other != null && other.getComponentName() != null) ? 6738 other.getComponentName().getPackageName() : "?"); 6739 throw new PackageManagerException( 6740 INSTALL_FAILED_CONFLICTING_PROVIDER, 6741 "Can't install because provider name " + names[j] 6742 + " (in package " + pkg.applicationInfo.packageName 6743 + ") is already used by " + otherPackageName); 6744 } 6745 } 6746 } 6747 } 6748 } 6749 6750 if (pkg.mAdoptPermissions != null) { 6751 // This package wants to adopt ownership of permissions from 6752 // another package. 6753 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6754 final String origName = pkg.mAdoptPermissions.get(i); 6755 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6756 if (orig != null) { 6757 if (verifyPackageUpdateLPr(orig, pkg)) { 6758 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6759 + pkg.packageName); 6760 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6761 } 6762 } 6763 } 6764 } 6765 } 6766 6767 final String pkgName = pkg.packageName; 6768 6769 final long scanFileTime = scanFile.lastModified(); 6770 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6771 pkg.applicationInfo.processName = fixProcessName( 6772 pkg.applicationInfo.packageName, 6773 pkg.applicationInfo.processName, 6774 pkg.applicationInfo.uid); 6775 6776 File dataPath; 6777 if (mPlatformPackage == pkg) { 6778 // The system package is special. 6779 dataPath = new File(Environment.getDataDirectory(), "system"); 6780 6781 pkg.applicationInfo.dataDir = dataPath.getPath(); 6782 6783 } else { 6784 // This is a normal package, need to make its data directory. 6785 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6786 UserHandle.USER_OWNER, pkg.packageName); 6787 6788 boolean uidError = false; 6789 if (dataPath.exists()) { 6790 int currentUid = 0; 6791 try { 6792 StructStat stat = Os.stat(dataPath.getPath()); 6793 currentUid = stat.st_uid; 6794 } catch (ErrnoException e) { 6795 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6796 } 6797 6798 // If we have mismatched owners for the data path, we have a problem. 6799 if (currentUid != pkg.applicationInfo.uid) { 6800 boolean recovered = false; 6801 if (currentUid == 0) { 6802 // The directory somehow became owned by root. Wow. 6803 // This is probably because the system was stopped while 6804 // installd was in the middle of messing with its libs 6805 // directory. Ask installd to fix that. 6806 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6807 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6808 if (ret >= 0) { 6809 recovered = true; 6810 String msg = "Package " + pkg.packageName 6811 + " unexpectedly changed to uid 0; recovered to " + 6812 + pkg.applicationInfo.uid; 6813 reportSettingsProblem(Log.WARN, msg); 6814 } 6815 } 6816 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6817 || (scanFlags&SCAN_BOOTING) != 0)) { 6818 // If this is a system app, we can at least delete its 6819 // current data so the application will still work. 6820 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6821 if (ret >= 0) { 6822 // TODO: Kill the processes first 6823 // Old data gone! 6824 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6825 ? "System package " : "Third party package "; 6826 String msg = prefix + pkg.packageName 6827 + " has changed from uid: " 6828 + currentUid + " to " 6829 + pkg.applicationInfo.uid + "; old data erased"; 6830 reportSettingsProblem(Log.WARN, msg); 6831 recovered = true; 6832 6833 // And now re-install the app. 6834 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6835 pkg.applicationInfo.seinfo); 6836 if (ret == -1) { 6837 // Ack should not happen! 6838 msg = prefix + pkg.packageName 6839 + " could not have data directory re-created after delete."; 6840 reportSettingsProblem(Log.WARN, msg); 6841 throw new PackageManagerException( 6842 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6843 } 6844 } 6845 if (!recovered) { 6846 mHasSystemUidErrors = true; 6847 } 6848 } else if (!recovered) { 6849 // If we allow this install to proceed, we will be broken. 6850 // Abort, abort! 6851 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6852 "scanPackageLI"); 6853 } 6854 if (!recovered) { 6855 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6856 + pkg.applicationInfo.uid + "/fs_" 6857 + currentUid; 6858 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6859 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6860 String msg = "Package " + pkg.packageName 6861 + " has mismatched uid: " 6862 + currentUid + " on disk, " 6863 + pkg.applicationInfo.uid + " in settings"; 6864 // writer 6865 synchronized (mPackages) { 6866 mSettings.mReadMessages.append(msg); 6867 mSettings.mReadMessages.append('\n'); 6868 uidError = true; 6869 if (!pkgSetting.uidError) { 6870 reportSettingsProblem(Log.ERROR, msg); 6871 } 6872 } 6873 } 6874 } 6875 pkg.applicationInfo.dataDir = dataPath.getPath(); 6876 if (mShouldRestoreconData) { 6877 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6878 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6879 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6880 } 6881 } else { 6882 if (DEBUG_PACKAGE_SCANNING) { 6883 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6884 Log.v(TAG, "Want this data dir: " + dataPath); 6885 } 6886 //invoke installer to do the actual installation 6887 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6888 pkg.applicationInfo.seinfo); 6889 if (ret < 0) { 6890 // Error from installer 6891 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6892 "Unable to create data dirs [errorCode=" + ret + "]"); 6893 } 6894 6895 if (dataPath.exists()) { 6896 pkg.applicationInfo.dataDir = dataPath.getPath(); 6897 } else { 6898 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6899 pkg.applicationInfo.dataDir = null; 6900 } 6901 } 6902 6903 pkgSetting.uidError = uidError; 6904 } 6905 6906 final String path = scanFile.getPath(); 6907 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6908 6909 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6910 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6911 6912 // Some system apps still use directory structure for native libraries 6913 // in which case we might end up not detecting abi solely based on apk 6914 // structure. Try to detect abi based on directory structure. 6915 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6916 pkg.applicationInfo.primaryCpuAbi == null) { 6917 setBundledAppAbisAndRoots(pkg, pkgSetting); 6918 setNativeLibraryPaths(pkg); 6919 } 6920 6921 } else { 6922 if ((scanFlags & SCAN_MOVE) != 0) { 6923 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6924 // but we already have this packages package info in the PackageSetting. We just 6925 // use that and derive the native library path based on the new codepath. 6926 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6927 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6928 } 6929 6930 // Set native library paths again. For moves, the path will be updated based on the 6931 // ABIs we've determined above. For non-moves, the path will be updated based on the 6932 // ABIs we determined during compilation, but the path will depend on the final 6933 // package path (after the rename away from the stage path). 6934 setNativeLibraryPaths(pkg); 6935 } 6936 6937 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6938 final int[] userIds = sUserManager.getUserIds(); 6939 synchronized (mInstallLock) { 6940 // Make sure all user data directories are ready to roll; we're okay 6941 // if they already exist 6942 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6943 for (int userId : userIds) { 6944 if (userId != 0) { 6945 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6946 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6947 pkg.applicationInfo.seinfo); 6948 } 6949 } 6950 } 6951 6952 // Create a native library symlink only if we have native libraries 6953 // and if the native libraries are 32 bit libraries. We do not provide 6954 // this symlink for 64 bit libraries. 6955 if (pkg.applicationInfo.primaryCpuAbi != null && 6956 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6957 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6958 for (int userId : userIds) { 6959 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6960 nativeLibPath, userId) < 0) { 6961 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6962 "Failed linking native library dir (user=" + userId + ")"); 6963 } 6964 } 6965 } 6966 } 6967 6968 // This is a special case for the "system" package, where the ABI is 6969 // dictated by the zygote configuration (and init.rc). We should keep track 6970 // of this ABI so that we can deal with "normal" applications that run under 6971 // the same UID correctly. 6972 if (mPlatformPackage == pkg) { 6973 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6974 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6975 } 6976 6977 // If there's a mismatch between the abi-override in the package setting 6978 // and the abiOverride specified for the install. Warn about this because we 6979 // would've already compiled the app without taking the package setting into 6980 // account. 6981 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6982 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6983 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6984 " for package: " + pkg.packageName); 6985 } 6986 } 6987 6988 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6989 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6990 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6991 6992 // Copy the derived override back to the parsed package, so that we can 6993 // update the package settings accordingly. 6994 pkg.cpuAbiOverride = cpuAbiOverride; 6995 6996 if (DEBUG_ABI_SELECTION) { 6997 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6998 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6999 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7000 } 7001 7002 // Push the derived path down into PackageSettings so we know what to 7003 // clean up at uninstall time. 7004 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7005 7006 if (DEBUG_ABI_SELECTION) { 7007 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7008 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7009 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7010 } 7011 7012 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7013 // We don't do this here during boot because we can do it all 7014 // at once after scanning all existing packages. 7015 // 7016 // We also do this *before* we perform dexopt on this package, so that 7017 // we can avoid redundant dexopts, and also to make sure we've got the 7018 // code and package path correct. 7019 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7020 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7021 } 7022 7023 if ((scanFlags & SCAN_NO_DEX) == 0) { 7024 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7025 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7026 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7027 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7028 } 7029 } 7030 if (mFactoryTest && pkg.requestedPermissions.contains( 7031 android.Manifest.permission.FACTORY_TEST)) { 7032 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7033 } 7034 7035 ArrayList<PackageParser.Package> clientLibPkgs = null; 7036 7037 // writer 7038 synchronized (mPackages) { 7039 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7040 // Only system apps can add new shared libraries. 7041 if (pkg.libraryNames != null) { 7042 for (int i=0; i<pkg.libraryNames.size(); i++) { 7043 String name = pkg.libraryNames.get(i); 7044 boolean allowed = false; 7045 if (pkg.isUpdatedSystemApp()) { 7046 // New library entries can only be added through the 7047 // system image. This is important to get rid of a lot 7048 // of nasty edge cases: for example if we allowed a non- 7049 // system update of the app to add a library, then uninstalling 7050 // the update would make the library go away, and assumptions 7051 // we made such as through app install filtering would now 7052 // have allowed apps on the device which aren't compatible 7053 // with it. Better to just have the restriction here, be 7054 // conservative, and create many fewer cases that can negatively 7055 // impact the user experience. 7056 final PackageSetting sysPs = mSettings 7057 .getDisabledSystemPkgLPr(pkg.packageName); 7058 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7059 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7060 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7061 allowed = true; 7062 allowed = true; 7063 break; 7064 } 7065 } 7066 } 7067 } else { 7068 allowed = true; 7069 } 7070 if (allowed) { 7071 if (!mSharedLibraries.containsKey(name)) { 7072 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7073 } else if (!name.equals(pkg.packageName)) { 7074 Slog.w(TAG, "Package " + pkg.packageName + " library " 7075 + name + " already exists; skipping"); 7076 } 7077 } else { 7078 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7079 + name + " that is not declared on system image; skipping"); 7080 } 7081 } 7082 if ((scanFlags&SCAN_BOOTING) == 0) { 7083 // If we are not booting, we need to update any applications 7084 // that are clients of our shared library. If we are booting, 7085 // this will all be done once the scan is complete. 7086 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7087 } 7088 } 7089 } 7090 } 7091 7092 // We also need to dexopt any apps that are dependent on this library. Note that 7093 // if these fail, we should abort the install since installing the library will 7094 // result in some apps being broken. 7095 if (clientLibPkgs != null) { 7096 if ((scanFlags & SCAN_NO_DEX) == 0) { 7097 for (int i = 0; i < clientLibPkgs.size(); i++) { 7098 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7099 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7100 null /* instruction sets */, forceDex, 7101 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7102 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7103 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7104 "scanPackageLI failed to dexopt clientLibPkgs"); 7105 } 7106 } 7107 } 7108 } 7109 7110 // Also need to kill any apps that are dependent on the library. 7111 if (clientLibPkgs != null) { 7112 for (int i=0; i<clientLibPkgs.size(); i++) { 7113 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7114 killApplication(clientPkg.applicationInfo.packageName, 7115 clientPkg.applicationInfo.uid, "update lib"); 7116 } 7117 } 7118 7119 // Make sure we're not adding any bogus keyset info 7120 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7121 ksms.assertScannedPackageValid(pkg); 7122 7123 // writer 7124 synchronized (mPackages) { 7125 // We don't expect installation to fail beyond this point 7126 7127 // Add the new setting to mSettings 7128 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7129 // Add the new setting to mPackages 7130 mPackages.put(pkg.applicationInfo.packageName, pkg); 7131 // Make sure we don't accidentally delete its data. 7132 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7133 while (iter.hasNext()) { 7134 PackageCleanItem item = iter.next(); 7135 if (pkgName.equals(item.packageName)) { 7136 iter.remove(); 7137 } 7138 } 7139 7140 // Take care of first install / last update times. 7141 if (currentTime != 0) { 7142 if (pkgSetting.firstInstallTime == 0) { 7143 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7144 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7145 pkgSetting.lastUpdateTime = currentTime; 7146 } 7147 } else if (pkgSetting.firstInstallTime == 0) { 7148 // We need *something*. Take time time stamp of the file. 7149 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7150 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7151 if (scanFileTime != pkgSetting.timeStamp) { 7152 // A package on the system image has changed; consider this 7153 // to be an update. 7154 pkgSetting.lastUpdateTime = scanFileTime; 7155 } 7156 } 7157 7158 // Add the package's KeySets to the global KeySetManagerService 7159 ksms.addScannedPackageLPw(pkg); 7160 7161 int N = pkg.providers.size(); 7162 StringBuilder r = null; 7163 int i; 7164 for (i=0; i<N; i++) { 7165 PackageParser.Provider p = pkg.providers.get(i); 7166 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7167 p.info.processName, pkg.applicationInfo.uid); 7168 mProviders.addProvider(p); 7169 p.syncable = p.info.isSyncable; 7170 if (p.info.authority != null) { 7171 String names[] = p.info.authority.split(";"); 7172 p.info.authority = null; 7173 for (int j = 0; j < names.length; j++) { 7174 if (j == 1 && p.syncable) { 7175 // We only want the first authority for a provider to possibly be 7176 // syncable, so if we already added this provider using a different 7177 // authority clear the syncable flag. We copy the provider before 7178 // changing it because the mProviders object contains a reference 7179 // to a provider that we don't want to change. 7180 // Only do this for the second authority since the resulting provider 7181 // object can be the same for all future authorities for this provider. 7182 p = new PackageParser.Provider(p); 7183 p.syncable = false; 7184 } 7185 if (!mProvidersByAuthority.containsKey(names[j])) { 7186 mProvidersByAuthority.put(names[j], p); 7187 if (p.info.authority == null) { 7188 p.info.authority = names[j]; 7189 } else { 7190 p.info.authority = p.info.authority + ";" + names[j]; 7191 } 7192 if (DEBUG_PACKAGE_SCANNING) { 7193 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7194 Log.d(TAG, "Registered content provider: " + names[j] 7195 + ", className = " + p.info.name + ", isSyncable = " 7196 + p.info.isSyncable); 7197 } 7198 } else { 7199 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7200 Slog.w(TAG, "Skipping provider name " + names[j] + 7201 " (in package " + pkg.applicationInfo.packageName + 7202 "): name already used by " 7203 + ((other != null && other.getComponentName() != null) 7204 ? other.getComponentName().getPackageName() : "?")); 7205 } 7206 } 7207 } 7208 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7209 if (r == null) { 7210 r = new StringBuilder(256); 7211 } else { 7212 r.append(' '); 7213 } 7214 r.append(p.info.name); 7215 } 7216 } 7217 if (r != null) { 7218 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7219 } 7220 7221 N = pkg.services.size(); 7222 r = null; 7223 for (i=0; i<N; i++) { 7224 PackageParser.Service s = pkg.services.get(i); 7225 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7226 s.info.processName, pkg.applicationInfo.uid); 7227 mServices.addService(s); 7228 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7229 if (r == null) { 7230 r = new StringBuilder(256); 7231 } else { 7232 r.append(' '); 7233 } 7234 r.append(s.info.name); 7235 } 7236 } 7237 if (r != null) { 7238 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7239 } 7240 7241 N = pkg.receivers.size(); 7242 r = null; 7243 for (i=0; i<N; i++) { 7244 PackageParser.Activity a = pkg.receivers.get(i); 7245 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7246 a.info.processName, pkg.applicationInfo.uid); 7247 mReceivers.addActivity(a, "receiver"); 7248 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7249 if (r == null) { 7250 r = new StringBuilder(256); 7251 } else { 7252 r.append(' '); 7253 } 7254 r.append(a.info.name); 7255 } 7256 } 7257 if (r != null) { 7258 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7259 } 7260 7261 N = pkg.activities.size(); 7262 r = null; 7263 for (i=0; i<N; i++) { 7264 PackageParser.Activity a = pkg.activities.get(i); 7265 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7266 a.info.processName, pkg.applicationInfo.uid); 7267 mActivities.addActivity(a, "activity"); 7268 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7269 if (r == null) { 7270 r = new StringBuilder(256); 7271 } else { 7272 r.append(' '); 7273 } 7274 r.append(a.info.name); 7275 } 7276 } 7277 if (r != null) { 7278 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7279 } 7280 7281 N = pkg.permissionGroups.size(); 7282 r = null; 7283 for (i=0; i<N; i++) { 7284 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7285 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7286 if (cur == null) { 7287 mPermissionGroups.put(pg.info.name, pg); 7288 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7289 if (r == null) { 7290 r = new StringBuilder(256); 7291 } else { 7292 r.append(' '); 7293 } 7294 r.append(pg.info.name); 7295 } 7296 } else { 7297 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7298 + pg.info.packageName + " ignored: original from " 7299 + cur.info.packageName); 7300 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7301 if (r == null) { 7302 r = new StringBuilder(256); 7303 } else { 7304 r.append(' '); 7305 } 7306 r.append("DUP:"); 7307 r.append(pg.info.name); 7308 } 7309 } 7310 } 7311 if (r != null) { 7312 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7313 } 7314 7315 N = pkg.permissions.size(); 7316 r = null; 7317 for (i=0; i<N; i++) { 7318 PackageParser.Permission p = pkg.permissions.get(i); 7319 7320 // Now that permission groups have a special meaning, we ignore permission 7321 // groups for legacy apps to prevent unexpected behavior. In particular, 7322 // permissions for one app being granted to someone just becuase they happen 7323 // to be in a group defined by another app (before this had no implications). 7324 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7325 p.group = mPermissionGroups.get(p.info.group); 7326 // Warn for a permission in an unknown group. 7327 if (p.info.group != null && p.group == null) { 7328 Slog.w(TAG, "Permission " + p.info.name + " from package " 7329 + p.info.packageName + " in an unknown group " + p.info.group); 7330 } 7331 } 7332 7333 ArrayMap<String, BasePermission> permissionMap = 7334 p.tree ? mSettings.mPermissionTrees 7335 : mSettings.mPermissions; 7336 BasePermission bp = permissionMap.get(p.info.name); 7337 7338 // Allow system apps to redefine non-system permissions 7339 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7340 final boolean currentOwnerIsSystem = (bp.perm != null 7341 && isSystemApp(bp.perm.owner)); 7342 if (isSystemApp(p.owner)) { 7343 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7344 // It's a built-in permission and no owner, take ownership now 7345 bp.packageSetting = pkgSetting; 7346 bp.perm = p; 7347 bp.uid = pkg.applicationInfo.uid; 7348 bp.sourcePackage = p.info.packageName; 7349 } else if (!currentOwnerIsSystem) { 7350 String msg = "New decl " + p.owner + " of permission " 7351 + p.info.name + " is system; overriding " + bp.sourcePackage; 7352 reportSettingsProblem(Log.WARN, msg); 7353 bp = null; 7354 } 7355 } 7356 } 7357 7358 if (bp == null) { 7359 bp = new BasePermission(p.info.name, p.info.packageName, 7360 BasePermission.TYPE_NORMAL); 7361 permissionMap.put(p.info.name, bp); 7362 } 7363 7364 if (bp.perm == null) { 7365 if (bp.sourcePackage == null 7366 || bp.sourcePackage.equals(p.info.packageName)) { 7367 BasePermission tree = findPermissionTreeLP(p.info.name); 7368 if (tree == null 7369 || tree.sourcePackage.equals(p.info.packageName)) { 7370 bp.packageSetting = pkgSetting; 7371 bp.perm = p; 7372 bp.uid = pkg.applicationInfo.uid; 7373 bp.sourcePackage = p.info.packageName; 7374 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7375 if (r == null) { 7376 r = new StringBuilder(256); 7377 } else { 7378 r.append(' '); 7379 } 7380 r.append(p.info.name); 7381 } 7382 } else { 7383 Slog.w(TAG, "Permission " + p.info.name + " from package " 7384 + p.info.packageName + " ignored: base tree " 7385 + tree.name + " is from package " 7386 + tree.sourcePackage); 7387 } 7388 } else { 7389 Slog.w(TAG, "Permission " + p.info.name + " from package " 7390 + p.info.packageName + " ignored: original from " 7391 + bp.sourcePackage); 7392 } 7393 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7394 if (r == null) { 7395 r = new StringBuilder(256); 7396 } else { 7397 r.append(' '); 7398 } 7399 r.append("DUP:"); 7400 r.append(p.info.name); 7401 } 7402 if (bp.perm == p) { 7403 bp.protectionLevel = p.info.protectionLevel; 7404 } 7405 } 7406 7407 if (r != null) { 7408 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7409 } 7410 7411 N = pkg.instrumentation.size(); 7412 r = null; 7413 for (i=0; i<N; i++) { 7414 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7415 a.info.packageName = pkg.applicationInfo.packageName; 7416 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7417 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7418 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7419 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7420 a.info.dataDir = pkg.applicationInfo.dataDir; 7421 7422 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7423 // need other information about the application, like the ABI and what not ? 7424 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7425 mInstrumentation.put(a.getComponentName(), a); 7426 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7427 if (r == null) { 7428 r = new StringBuilder(256); 7429 } else { 7430 r.append(' '); 7431 } 7432 r.append(a.info.name); 7433 } 7434 } 7435 if (r != null) { 7436 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7437 } 7438 7439 if (pkg.protectedBroadcasts != null) { 7440 N = pkg.protectedBroadcasts.size(); 7441 for (i=0; i<N; i++) { 7442 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7443 } 7444 } 7445 7446 pkgSetting.setTimeStamp(scanFileTime); 7447 7448 // Create idmap files for pairs of (packages, overlay packages). 7449 // Note: "android", ie framework-res.apk, is handled by native layers. 7450 if (pkg.mOverlayTarget != null) { 7451 // This is an overlay package. 7452 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7453 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7454 mOverlays.put(pkg.mOverlayTarget, 7455 new ArrayMap<String, PackageParser.Package>()); 7456 } 7457 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7458 map.put(pkg.packageName, pkg); 7459 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7460 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7461 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7462 "scanPackageLI failed to createIdmap"); 7463 } 7464 } 7465 } else if (mOverlays.containsKey(pkg.packageName) && 7466 !pkg.packageName.equals("android")) { 7467 // This is a regular package, with one or more known overlay packages. 7468 createIdmapsForPackageLI(pkg); 7469 } 7470 } 7471 7472 return pkg; 7473 } 7474 7475 /** 7476 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7477 * is derived purely on the basis of the contents of {@code scanFile} and 7478 * {@code cpuAbiOverride}. 7479 * 7480 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7481 */ 7482 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7483 String cpuAbiOverride, boolean extractLibs) 7484 throws PackageManagerException { 7485 // TODO: We can probably be smarter about this stuff. For installed apps, 7486 // we can calculate this information at install time once and for all. For 7487 // system apps, we can probably assume that this information doesn't change 7488 // after the first boot scan. As things stand, we do lots of unnecessary work. 7489 7490 // Give ourselves some initial paths; we'll come back for another 7491 // pass once we've determined ABI below. 7492 setNativeLibraryPaths(pkg); 7493 7494 // We would never need to extract libs for forward-locked and external packages, 7495 // since the container service will do it for us. We shouldn't attempt to 7496 // extract libs from system app when it was not updated. 7497 if (pkg.isForwardLocked() || isExternal(pkg) || 7498 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7499 extractLibs = false; 7500 } 7501 7502 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7503 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7504 7505 NativeLibraryHelper.Handle handle = null; 7506 try { 7507 handle = NativeLibraryHelper.Handle.create(scanFile); 7508 // TODO(multiArch): This can be null for apps that didn't go through the 7509 // usual installation process. We can calculate it again, like we 7510 // do during install time. 7511 // 7512 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7513 // unnecessary. 7514 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7515 7516 // Null out the abis so that they can be recalculated. 7517 pkg.applicationInfo.primaryCpuAbi = null; 7518 pkg.applicationInfo.secondaryCpuAbi = null; 7519 if (isMultiArch(pkg.applicationInfo)) { 7520 // Warn if we've set an abiOverride for multi-lib packages.. 7521 // By definition, we need to copy both 32 and 64 bit libraries for 7522 // such packages. 7523 if (pkg.cpuAbiOverride != null 7524 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7525 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7526 } 7527 7528 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7529 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7530 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7531 if (extractLibs) { 7532 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7533 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7534 useIsaSpecificSubdirs); 7535 } else { 7536 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7537 } 7538 } 7539 7540 maybeThrowExceptionForMultiArchCopy( 7541 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7542 7543 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7544 if (extractLibs) { 7545 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7546 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7547 useIsaSpecificSubdirs); 7548 } else { 7549 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7550 } 7551 } 7552 7553 maybeThrowExceptionForMultiArchCopy( 7554 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7555 7556 if (abi64 >= 0) { 7557 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7558 } 7559 7560 if (abi32 >= 0) { 7561 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7562 if (abi64 >= 0) { 7563 pkg.applicationInfo.secondaryCpuAbi = abi; 7564 } else { 7565 pkg.applicationInfo.primaryCpuAbi = abi; 7566 } 7567 } 7568 } else { 7569 String[] abiList = (cpuAbiOverride != null) ? 7570 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7571 7572 // Enable gross and lame hacks for apps that are built with old 7573 // SDK tools. We must scan their APKs for renderscript bitcode and 7574 // not launch them if it's present. Don't bother checking on devices 7575 // that don't have 64 bit support. 7576 boolean needsRenderScriptOverride = false; 7577 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7578 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7579 abiList = Build.SUPPORTED_32_BIT_ABIS; 7580 needsRenderScriptOverride = true; 7581 } 7582 7583 final int copyRet; 7584 if (extractLibs) { 7585 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7586 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7587 } else { 7588 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7589 } 7590 7591 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7592 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7593 "Error unpackaging native libs for app, errorCode=" + copyRet); 7594 } 7595 7596 if (copyRet >= 0) { 7597 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7598 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7599 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7600 } else if (needsRenderScriptOverride) { 7601 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7602 } 7603 } 7604 } catch (IOException ioe) { 7605 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7606 } finally { 7607 IoUtils.closeQuietly(handle); 7608 } 7609 7610 // Now that we've calculated the ABIs and determined if it's an internal app, 7611 // we will go ahead and populate the nativeLibraryPath. 7612 setNativeLibraryPaths(pkg); 7613 } 7614 7615 /** 7616 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7617 * i.e, so that all packages can be run inside a single process if required. 7618 * 7619 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7620 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7621 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7622 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7623 * updating a package that belongs to a shared user. 7624 * 7625 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7626 * adds unnecessary complexity. 7627 */ 7628 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7629 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7630 String requiredInstructionSet = null; 7631 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7632 requiredInstructionSet = VMRuntime.getInstructionSet( 7633 scannedPackage.applicationInfo.primaryCpuAbi); 7634 } 7635 7636 PackageSetting requirer = null; 7637 for (PackageSetting ps : packagesForUser) { 7638 // If packagesForUser contains scannedPackage, we skip it. This will happen 7639 // when scannedPackage is an update of an existing package. Without this check, 7640 // we will never be able to change the ABI of any package belonging to a shared 7641 // user, even if it's compatible with other packages. 7642 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7643 if (ps.primaryCpuAbiString == null) { 7644 continue; 7645 } 7646 7647 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7648 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7649 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7650 // this but there's not much we can do. 7651 String errorMessage = "Instruction set mismatch, " 7652 + ((requirer == null) ? "[caller]" : requirer) 7653 + " requires " + requiredInstructionSet + " whereas " + ps 7654 + " requires " + instructionSet; 7655 Slog.w(TAG, errorMessage); 7656 } 7657 7658 if (requiredInstructionSet == null) { 7659 requiredInstructionSet = instructionSet; 7660 requirer = ps; 7661 } 7662 } 7663 } 7664 7665 if (requiredInstructionSet != null) { 7666 String adjustedAbi; 7667 if (requirer != null) { 7668 // requirer != null implies that either scannedPackage was null or that scannedPackage 7669 // did not require an ABI, in which case we have to adjust scannedPackage to match 7670 // the ABI of the set (which is the same as requirer's ABI) 7671 adjustedAbi = requirer.primaryCpuAbiString; 7672 if (scannedPackage != null) { 7673 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7674 } 7675 } else { 7676 // requirer == null implies that we're updating all ABIs in the set to 7677 // match scannedPackage. 7678 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7679 } 7680 7681 for (PackageSetting ps : packagesForUser) { 7682 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7683 if (ps.primaryCpuAbiString != null) { 7684 continue; 7685 } 7686 7687 ps.primaryCpuAbiString = adjustedAbi; 7688 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7689 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7690 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7691 7692 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7693 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7694 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7695 ps.primaryCpuAbiString = null; 7696 ps.pkg.applicationInfo.primaryCpuAbi = null; 7697 return; 7698 } else { 7699 mInstaller.rmdex(ps.codePathString, 7700 getDexCodeInstructionSet(getPreferredInstructionSet())); 7701 } 7702 } 7703 } 7704 } 7705 } 7706 } 7707 7708 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7709 synchronized (mPackages) { 7710 mResolverReplaced = true; 7711 // Set up information for custom user intent resolution activity. 7712 mResolveActivity.applicationInfo = pkg.applicationInfo; 7713 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7714 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7715 mResolveActivity.processName = pkg.applicationInfo.packageName; 7716 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7717 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7718 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7719 mResolveActivity.theme = 0; 7720 mResolveActivity.exported = true; 7721 mResolveActivity.enabled = true; 7722 mResolveInfo.activityInfo = mResolveActivity; 7723 mResolveInfo.priority = 0; 7724 mResolveInfo.preferredOrder = 0; 7725 mResolveInfo.match = 0; 7726 mResolveComponentName = mCustomResolverComponentName; 7727 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7728 mResolveComponentName); 7729 } 7730 } 7731 7732 private static String calculateBundledApkRoot(final String codePathString) { 7733 final File codePath = new File(codePathString); 7734 final File codeRoot; 7735 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7736 codeRoot = Environment.getRootDirectory(); 7737 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7738 codeRoot = Environment.getOemDirectory(); 7739 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7740 codeRoot = Environment.getVendorDirectory(); 7741 } else { 7742 // Unrecognized code path; take its top real segment as the apk root: 7743 // e.g. /something/app/blah.apk => /something 7744 try { 7745 File f = codePath.getCanonicalFile(); 7746 File parent = f.getParentFile(); // non-null because codePath is a file 7747 File tmp; 7748 while ((tmp = parent.getParentFile()) != null) { 7749 f = parent; 7750 parent = tmp; 7751 } 7752 codeRoot = f; 7753 Slog.w(TAG, "Unrecognized code path " 7754 + codePath + " - using " + codeRoot); 7755 } catch (IOException e) { 7756 // Can't canonicalize the code path -- shenanigans? 7757 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7758 return Environment.getRootDirectory().getPath(); 7759 } 7760 } 7761 return codeRoot.getPath(); 7762 } 7763 7764 /** 7765 * Derive and set the location of native libraries for the given package, 7766 * which varies depending on where and how the package was installed. 7767 */ 7768 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7769 final ApplicationInfo info = pkg.applicationInfo; 7770 final String codePath = pkg.codePath; 7771 final File codeFile = new File(codePath); 7772 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7773 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7774 7775 info.nativeLibraryRootDir = null; 7776 info.nativeLibraryRootRequiresIsa = false; 7777 info.nativeLibraryDir = null; 7778 info.secondaryNativeLibraryDir = null; 7779 7780 if (isApkFile(codeFile)) { 7781 // Monolithic install 7782 if (bundledApp) { 7783 // If "/system/lib64/apkname" exists, assume that is the per-package 7784 // native library directory to use; otherwise use "/system/lib/apkname". 7785 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7786 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7787 getPrimaryInstructionSet(info)); 7788 7789 // This is a bundled system app so choose the path based on the ABI. 7790 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7791 // is just the default path. 7792 final String apkName = deriveCodePathName(codePath); 7793 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7794 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7795 apkName).getAbsolutePath(); 7796 7797 if (info.secondaryCpuAbi != null) { 7798 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7799 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7800 secondaryLibDir, apkName).getAbsolutePath(); 7801 } 7802 } else if (asecApp) { 7803 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7804 .getAbsolutePath(); 7805 } else { 7806 final String apkName = deriveCodePathName(codePath); 7807 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7808 .getAbsolutePath(); 7809 } 7810 7811 info.nativeLibraryRootRequiresIsa = false; 7812 info.nativeLibraryDir = info.nativeLibraryRootDir; 7813 } else { 7814 // Cluster install 7815 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7816 info.nativeLibraryRootRequiresIsa = true; 7817 7818 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7819 getPrimaryInstructionSet(info)).getAbsolutePath(); 7820 7821 if (info.secondaryCpuAbi != null) { 7822 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7823 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7824 } 7825 } 7826 } 7827 7828 /** 7829 * Calculate the abis and roots for a bundled app. These can uniquely 7830 * be determined from the contents of the system partition, i.e whether 7831 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7832 * of this information, and instead assume that the system was built 7833 * sensibly. 7834 */ 7835 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7836 PackageSetting pkgSetting) { 7837 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7838 7839 // If "/system/lib64/apkname" exists, assume that is the per-package 7840 // native library directory to use; otherwise use "/system/lib/apkname". 7841 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7842 setBundledAppAbi(pkg, apkRoot, apkName); 7843 // pkgSetting might be null during rescan following uninstall of updates 7844 // to a bundled app, so accommodate that possibility. The settings in 7845 // that case will be established later from the parsed package. 7846 // 7847 // If the settings aren't null, sync them up with what we've just derived. 7848 // note that apkRoot isn't stored in the package settings. 7849 if (pkgSetting != null) { 7850 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7851 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7852 } 7853 } 7854 7855 /** 7856 * Deduces the ABI of a bundled app and sets the relevant fields on the 7857 * parsed pkg object. 7858 * 7859 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7860 * under which system libraries are installed. 7861 * @param apkName the name of the installed package. 7862 */ 7863 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7864 final File codeFile = new File(pkg.codePath); 7865 7866 final boolean has64BitLibs; 7867 final boolean has32BitLibs; 7868 if (isApkFile(codeFile)) { 7869 // Monolithic install 7870 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7871 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7872 } else { 7873 // Cluster install 7874 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7875 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7876 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7877 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7878 has64BitLibs = (new File(rootDir, isa)).exists(); 7879 } else { 7880 has64BitLibs = false; 7881 } 7882 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7883 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7884 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7885 has32BitLibs = (new File(rootDir, isa)).exists(); 7886 } else { 7887 has32BitLibs = false; 7888 } 7889 } 7890 7891 if (has64BitLibs && !has32BitLibs) { 7892 // The package has 64 bit libs, but not 32 bit libs. Its primary 7893 // ABI should be 64 bit. We can safely assume here that the bundled 7894 // native libraries correspond to the most preferred ABI in the list. 7895 7896 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7897 pkg.applicationInfo.secondaryCpuAbi = null; 7898 } else if (has32BitLibs && !has64BitLibs) { 7899 // The package has 32 bit libs but not 64 bit libs. Its primary 7900 // ABI should be 32 bit. 7901 7902 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7903 pkg.applicationInfo.secondaryCpuAbi = null; 7904 } else if (has32BitLibs && has64BitLibs) { 7905 // The application has both 64 and 32 bit bundled libraries. We check 7906 // here that the app declares multiArch support, and warn if it doesn't. 7907 // 7908 // We will be lenient here and record both ABIs. The primary will be the 7909 // ABI that's higher on the list, i.e, a device that's configured to prefer 7910 // 64 bit apps will see a 64 bit primary ABI, 7911 7912 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7913 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7914 } 7915 7916 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7917 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7918 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7919 } else { 7920 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7921 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7922 } 7923 } else { 7924 pkg.applicationInfo.primaryCpuAbi = null; 7925 pkg.applicationInfo.secondaryCpuAbi = null; 7926 } 7927 } 7928 7929 private void killApplication(String pkgName, int appId, String reason) { 7930 // Request the ActivityManager to kill the process(only for existing packages) 7931 // so that we do not end up in a confused state while the user is still using the older 7932 // version of the application while the new one gets installed. 7933 IActivityManager am = ActivityManagerNative.getDefault(); 7934 if (am != null) { 7935 try { 7936 am.killApplicationWithAppId(pkgName, appId, reason); 7937 } catch (RemoteException e) { 7938 } 7939 } 7940 } 7941 7942 void removePackageLI(PackageSetting ps, boolean chatty) { 7943 if (DEBUG_INSTALL) { 7944 if (chatty) 7945 Log.d(TAG, "Removing package " + ps.name); 7946 } 7947 7948 // writer 7949 synchronized (mPackages) { 7950 mPackages.remove(ps.name); 7951 final PackageParser.Package pkg = ps.pkg; 7952 if (pkg != null) { 7953 cleanPackageDataStructuresLILPw(pkg, chatty); 7954 } 7955 } 7956 } 7957 7958 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7959 if (DEBUG_INSTALL) { 7960 if (chatty) 7961 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7962 } 7963 7964 // writer 7965 synchronized (mPackages) { 7966 mPackages.remove(pkg.applicationInfo.packageName); 7967 cleanPackageDataStructuresLILPw(pkg, chatty); 7968 } 7969 } 7970 7971 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7972 int N = pkg.providers.size(); 7973 StringBuilder r = null; 7974 int i; 7975 for (i=0; i<N; i++) { 7976 PackageParser.Provider p = pkg.providers.get(i); 7977 mProviders.removeProvider(p); 7978 if (p.info.authority == null) { 7979 7980 /* There was another ContentProvider with this authority when 7981 * this app was installed so this authority is null, 7982 * Ignore it as we don't have to unregister the provider. 7983 */ 7984 continue; 7985 } 7986 String names[] = p.info.authority.split(";"); 7987 for (int j = 0; j < names.length; j++) { 7988 if (mProvidersByAuthority.get(names[j]) == p) { 7989 mProvidersByAuthority.remove(names[j]); 7990 if (DEBUG_REMOVE) { 7991 if (chatty) 7992 Log.d(TAG, "Unregistered content provider: " + names[j] 7993 + ", className = " + p.info.name + ", isSyncable = " 7994 + p.info.isSyncable); 7995 } 7996 } 7997 } 7998 if (DEBUG_REMOVE && chatty) { 7999 if (r == null) { 8000 r = new StringBuilder(256); 8001 } else { 8002 r.append(' '); 8003 } 8004 r.append(p.info.name); 8005 } 8006 } 8007 if (r != null) { 8008 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8009 } 8010 8011 N = pkg.services.size(); 8012 r = null; 8013 for (i=0; i<N; i++) { 8014 PackageParser.Service s = pkg.services.get(i); 8015 mServices.removeService(s); 8016 if (chatty) { 8017 if (r == null) { 8018 r = new StringBuilder(256); 8019 } else { 8020 r.append(' '); 8021 } 8022 r.append(s.info.name); 8023 } 8024 } 8025 if (r != null) { 8026 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8027 } 8028 8029 N = pkg.receivers.size(); 8030 r = null; 8031 for (i=0; i<N; i++) { 8032 PackageParser.Activity a = pkg.receivers.get(i); 8033 mReceivers.removeActivity(a, "receiver"); 8034 if (DEBUG_REMOVE && chatty) { 8035 if (r == null) { 8036 r = new StringBuilder(256); 8037 } else { 8038 r.append(' '); 8039 } 8040 r.append(a.info.name); 8041 } 8042 } 8043 if (r != null) { 8044 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8045 } 8046 8047 N = pkg.activities.size(); 8048 r = null; 8049 for (i=0; i<N; i++) { 8050 PackageParser.Activity a = pkg.activities.get(i); 8051 mActivities.removeActivity(a, "activity"); 8052 if (DEBUG_REMOVE && chatty) { 8053 if (r == null) { 8054 r = new StringBuilder(256); 8055 } else { 8056 r.append(' '); 8057 } 8058 r.append(a.info.name); 8059 } 8060 } 8061 if (r != null) { 8062 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8063 } 8064 8065 N = pkg.permissions.size(); 8066 r = null; 8067 for (i=0; i<N; i++) { 8068 PackageParser.Permission p = pkg.permissions.get(i); 8069 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8070 if (bp == null) { 8071 bp = mSettings.mPermissionTrees.get(p.info.name); 8072 } 8073 if (bp != null && bp.perm == p) { 8074 bp.perm = null; 8075 if (DEBUG_REMOVE && chatty) { 8076 if (r == null) { 8077 r = new StringBuilder(256); 8078 } else { 8079 r.append(' '); 8080 } 8081 r.append(p.info.name); 8082 } 8083 } 8084 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8085 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8086 if (appOpPerms != null) { 8087 appOpPerms.remove(pkg.packageName); 8088 } 8089 } 8090 } 8091 if (r != null) { 8092 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8093 } 8094 8095 N = pkg.requestedPermissions.size(); 8096 r = null; 8097 for (i=0; i<N; i++) { 8098 String perm = pkg.requestedPermissions.get(i); 8099 BasePermission bp = mSettings.mPermissions.get(perm); 8100 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8101 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8102 if (appOpPerms != null) { 8103 appOpPerms.remove(pkg.packageName); 8104 if (appOpPerms.isEmpty()) { 8105 mAppOpPermissionPackages.remove(perm); 8106 } 8107 } 8108 } 8109 } 8110 if (r != null) { 8111 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8112 } 8113 8114 N = pkg.instrumentation.size(); 8115 r = null; 8116 for (i=0; i<N; i++) { 8117 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8118 mInstrumentation.remove(a.getComponentName()); 8119 if (DEBUG_REMOVE && chatty) { 8120 if (r == null) { 8121 r = new StringBuilder(256); 8122 } else { 8123 r.append(' '); 8124 } 8125 r.append(a.info.name); 8126 } 8127 } 8128 if (r != null) { 8129 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8130 } 8131 8132 r = null; 8133 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8134 // Only system apps can hold shared libraries. 8135 if (pkg.libraryNames != null) { 8136 for (i=0; i<pkg.libraryNames.size(); i++) { 8137 String name = pkg.libraryNames.get(i); 8138 SharedLibraryEntry cur = mSharedLibraries.get(name); 8139 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8140 mSharedLibraries.remove(name); 8141 if (DEBUG_REMOVE && chatty) { 8142 if (r == null) { 8143 r = new StringBuilder(256); 8144 } else { 8145 r.append(' '); 8146 } 8147 r.append(name); 8148 } 8149 } 8150 } 8151 } 8152 } 8153 if (r != null) { 8154 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8155 } 8156 } 8157 8158 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8159 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8160 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8161 return true; 8162 } 8163 } 8164 return false; 8165 } 8166 8167 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8168 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8169 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8170 8171 private void updatePermissionsLPw(String changingPkg, 8172 PackageParser.Package pkgInfo, int flags) { 8173 // Make sure there are no dangling permission trees. 8174 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8175 while (it.hasNext()) { 8176 final BasePermission bp = it.next(); 8177 if (bp.packageSetting == null) { 8178 // We may not yet have parsed the package, so just see if 8179 // we still know about its settings. 8180 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8181 } 8182 if (bp.packageSetting == null) { 8183 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8184 + " from package " + bp.sourcePackage); 8185 it.remove(); 8186 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8187 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8188 Slog.i(TAG, "Removing old permission tree: " + bp.name 8189 + " from package " + bp.sourcePackage); 8190 flags |= UPDATE_PERMISSIONS_ALL; 8191 it.remove(); 8192 } 8193 } 8194 } 8195 8196 // Make sure all dynamic permissions have been assigned to a package, 8197 // and make sure there are no dangling permissions. 8198 it = mSettings.mPermissions.values().iterator(); 8199 while (it.hasNext()) { 8200 final BasePermission bp = it.next(); 8201 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8202 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8203 + bp.name + " pkg=" + bp.sourcePackage 8204 + " info=" + bp.pendingInfo); 8205 if (bp.packageSetting == null && bp.pendingInfo != null) { 8206 final BasePermission tree = findPermissionTreeLP(bp.name); 8207 if (tree != null && tree.perm != null) { 8208 bp.packageSetting = tree.packageSetting; 8209 bp.perm = new PackageParser.Permission(tree.perm.owner, 8210 new PermissionInfo(bp.pendingInfo)); 8211 bp.perm.info.packageName = tree.perm.info.packageName; 8212 bp.perm.info.name = bp.name; 8213 bp.uid = tree.uid; 8214 } 8215 } 8216 } 8217 if (bp.packageSetting == null) { 8218 // We may not yet have parsed the package, so just see if 8219 // we still know about its settings. 8220 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8221 } 8222 if (bp.packageSetting == null) { 8223 Slog.w(TAG, "Removing dangling permission: " + bp.name 8224 + " from package " + bp.sourcePackage); 8225 it.remove(); 8226 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8227 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8228 Slog.i(TAG, "Removing old permission: " + bp.name 8229 + " from package " + bp.sourcePackage); 8230 flags |= UPDATE_PERMISSIONS_ALL; 8231 it.remove(); 8232 } 8233 } 8234 } 8235 8236 // Now update the permissions for all packages, in particular 8237 // replace the granted permissions of the system packages. 8238 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8239 for (PackageParser.Package pkg : mPackages.values()) { 8240 if (pkg != pkgInfo) { 8241 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8242 changingPkg); 8243 } 8244 } 8245 } 8246 8247 if (pkgInfo != null) { 8248 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8249 } 8250 } 8251 8252 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8253 String packageOfInterest) { 8254 // IMPORTANT: There are two types of permissions: install and runtime. 8255 // Install time permissions are granted when the app is installed to 8256 // all device users and users added in the future. Runtime permissions 8257 // are granted at runtime explicitly to specific users. Normal and signature 8258 // protected permissions are install time permissions. Dangerous permissions 8259 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8260 // otherwise they are runtime permissions. This function does not manage 8261 // runtime permissions except for the case an app targeting Lollipop MR1 8262 // being upgraded to target a newer SDK, in which case dangerous permissions 8263 // are transformed from install time to runtime ones. 8264 8265 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8266 if (ps == null) { 8267 return; 8268 } 8269 8270 PermissionsState permissionsState = ps.getPermissionsState(); 8271 PermissionsState origPermissions = permissionsState; 8272 8273 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8274 8275 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8276 8277 boolean changedInstallPermission = false; 8278 8279 if (replace) { 8280 ps.installPermissionsFixed = false; 8281 if (!ps.isSharedUser()) { 8282 origPermissions = new PermissionsState(permissionsState); 8283 permissionsState.reset(); 8284 } 8285 } 8286 8287 permissionsState.setGlobalGids(mGlobalGids); 8288 8289 final int N = pkg.requestedPermissions.size(); 8290 for (int i=0; i<N; i++) { 8291 final String name = pkg.requestedPermissions.get(i); 8292 final BasePermission bp = mSettings.mPermissions.get(name); 8293 8294 if (DEBUG_INSTALL) { 8295 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8296 } 8297 8298 if (bp == null || bp.packageSetting == null) { 8299 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8300 Slog.w(TAG, "Unknown permission " + name 8301 + " in package " + pkg.packageName); 8302 } 8303 continue; 8304 } 8305 8306 final String perm = bp.name; 8307 boolean allowedSig = false; 8308 int grant = GRANT_DENIED; 8309 8310 // Keep track of app op permissions. 8311 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8312 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8313 if (pkgs == null) { 8314 pkgs = new ArraySet<>(); 8315 mAppOpPermissionPackages.put(bp.name, pkgs); 8316 } 8317 pkgs.add(pkg.packageName); 8318 } 8319 8320 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8321 switch (level) { 8322 case PermissionInfo.PROTECTION_NORMAL: { 8323 // For all apps normal permissions are install time ones. 8324 grant = GRANT_INSTALL; 8325 } break; 8326 8327 case PermissionInfo.PROTECTION_DANGEROUS: { 8328 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8329 // For legacy apps dangerous permissions are install time ones. 8330 grant = GRANT_INSTALL_LEGACY; 8331 } else if (origPermissions.hasInstallPermission(bp.name)) { 8332 // For legacy apps that became modern, install becomes runtime. 8333 grant = GRANT_UPGRADE; 8334 } else { 8335 // For modern apps keep runtime permissions unchanged. 8336 grant = GRANT_RUNTIME; 8337 } 8338 } break; 8339 8340 case PermissionInfo.PROTECTION_SIGNATURE: { 8341 // For all apps signature permissions are install time ones. 8342 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8343 if (allowedSig) { 8344 grant = GRANT_INSTALL; 8345 } 8346 } break; 8347 } 8348 8349 if (DEBUG_INSTALL) { 8350 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8351 } 8352 8353 if (grant != GRANT_DENIED) { 8354 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8355 // If this is an existing, non-system package, then 8356 // we can't add any new permissions to it. 8357 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8358 // Except... if this is a permission that was added 8359 // to the platform (note: need to only do this when 8360 // updating the platform). 8361 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8362 grant = GRANT_DENIED; 8363 } 8364 } 8365 } 8366 8367 switch (grant) { 8368 case GRANT_INSTALL: { 8369 // Revoke this as runtime permission to handle the case of 8370 // a runtime permission being downgraded to an install one. 8371 for (int userId : UserManagerService.getInstance().getUserIds()) { 8372 if (origPermissions.getRuntimePermissionState( 8373 bp.name, userId) != null) { 8374 // Revoke the runtime permission and clear the flags. 8375 origPermissions.revokeRuntimePermission(bp, userId); 8376 origPermissions.updatePermissionFlags(bp, userId, 8377 PackageManager.MASK_PERMISSION_FLAGS, 0); 8378 // If we revoked a permission permission, we have to write. 8379 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8380 changedRuntimePermissionUserIds, userId); 8381 } 8382 } 8383 // Grant an install permission. 8384 if (permissionsState.grantInstallPermission(bp) != 8385 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8386 changedInstallPermission = true; 8387 } 8388 } break; 8389 8390 case GRANT_INSTALL_LEGACY: { 8391 // Grant an install permission. 8392 if (permissionsState.grantInstallPermission(bp) != 8393 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8394 changedInstallPermission = true; 8395 } 8396 } break; 8397 8398 case GRANT_RUNTIME: { 8399 // Grant previously granted runtime permissions. 8400 for (int userId : UserManagerService.getInstance().getUserIds()) { 8401 PermissionState permissionState = origPermissions 8402 .getRuntimePermissionState(bp.name, userId); 8403 final int flags = permissionState != null 8404 ? permissionState.getFlags() : 0; 8405 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8406 if (permissionsState.grantRuntimePermission(bp, userId) == 8407 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8408 // If we cannot put the permission as it was, we have to write. 8409 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8410 changedRuntimePermissionUserIds, userId); 8411 } 8412 } 8413 // Propagate the permission flags. 8414 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8415 } 8416 } break; 8417 8418 case GRANT_UPGRADE: { 8419 // Grant runtime permissions for a previously held install permission. 8420 PermissionState permissionState = origPermissions 8421 .getInstallPermissionState(bp.name); 8422 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8423 8424 if (origPermissions.revokeInstallPermission(bp) 8425 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8426 // We will be transferring the permission flags, so clear them. 8427 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8428 PackageManager.MASK_PERMISSION_FLAGS, 0); 8429 changedInstallPermission = true; 8430 } 8431 8432 // If the permission is not to be promoted to runtime we ignore it and 8433 // also its other flags as they are not applicable to install permissions. 8434 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8435 for (int userId : currentUserIds) { 8436 if (permissionsState.grantRuntimePermission(bp, userId) != 8437 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8438 // Transfer the permission flags. 8439 permissionsState.updatePermissionFlags(bp, userId, 8440 flags, flags); 8441 // If we granted the permission, we have to write. 8442 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8443 changedRuntimePermissionUserIds, userId); 8444 } 8445 } 8446 } 8447 } break; 8448 8449 default: { 8450 if (packageOfInterest == null 8451 || packageOfInterest.equals(pkg.packageName)) { 8452 Slog.w(TAG, "Not granting permission " + perm 8453 + " to package " + pkg.packageName 8454 + " because it was previously installed without"); 8455 } 8456 } break; 8457 } 8458 } else { 8459 if (permissionsState.revokeInstallPermission(bp) != 8460 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8461 // Also drop the permission flags. 8462 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8463 PackageManager.MASK_PERMISSION_FLAGS, 0); 8464 changedInstallPermission = true; 8465 Slog.i(TAG, "Un-granting permission " + perm 8466 + " from package " + pkg.packageName 8467 + " (protectionLevel=" + bp.protectionLevel 8468 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8469 + ")"); 8470 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8471 // Don't print warning for app op permissions, since it is fine for them 8472 // not to be granted, there is a UI for the user to decide. 8473 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8474 Slog.w(TAG, "Not granting permission " + perm 8475 + " to package " + pkg.packageName 8476 + " (protectionLevel=" + bp.protectionLevel 8477 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8478 + ")"); 8479 } 8480 } 8481 } 8482 } 8483 8484 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8485 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8486 // This is the first that we have heard about this package, so the 8487 // permissions we have now selected are fixed until explicitly 8488 // changed. 8489 ps.installPermissionsFixed = true; 8490 } 8491 8492 // Persist the runtime permissions state for users with changes. 8493 for (int userId : changedRuntimePermissionUserIds) { 8494 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8495 } 8496 } 8497 8498 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8499 boolean allowed = false; 8500 final int NP = PackageParser.NEW_PERMISSIONS.length; 8501 for (int ip=0; ip<NP; ip++) { 8502 final PackageParser.NewPermissionInfo npi 8503 = PackageParser.NEW_PERMISSIONS[ip]; 8504 if (npi.name.equals(perm) 8505 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8506 allowed = true; 8507 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8508 + pkg.packageName); 8509 break; 8510 } 8511 } 8512 return allowed; 8513 } 8514 8515 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8516 BasePermission bp, PermissionsState origPermissions) { 8517 boolean allowed; 8518 allowed = (compareSignatures( 8519 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8520 == PackageManager.SIGNATURE_MATCH) 8521 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8522 == PackageManager.SIGNATURE_MATCH); 8523 if (!allowed && (bp.protectionLevel 8524 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8525 if (isSystemApp(pkg)) { 8526 // For updated system applications, a system permission 8527 // is granted only if it had been defined by the original application. 8528 if (pkg.isUpdatedSystemApp()) { 8529 final PackageSetting sysPs = mSettings 8530 .getDisabledSystemPkgLPr(pkg.packageName); 8531 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8532 // If the original was granted this permission, we take 8533 // that grant decision as read and propagate it to the 8534 // update. 8535 if (sysPs.isPrivileged()) { 8536 allowed = true; 8537 } 8538 } else { 8539 // The system apk may have been updated with an older 8540 // version of the one on the data partition, but which 8541 // granted a new system permission that it didn't have 8542 // before. In this case we do want to allow the app to 8543 // now get the new permission if the ancestral apk is 8544 // privileged to get it. 8545 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8546 for (int j=0; 8547 j<sysPs.pkg.requestedPermissions.size(); j++) { 8548 if (perm.equals( 8549 sysPs.pkg.requestedPermissions.get(j))) { 8550 allowed = true; 8551 break; 8552 } 8553 } 8554 } 8555 } 8556 } else { 8557 allowed = isPrivilegedApp(pkg); 8558 } 8559 } 8560 } 8561 if (!allowed) { 8562 if (!allowed && (bp.protectionLevel 8563 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8564 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8565 // If this was a previously normal/dangerous permission that got moved 8566 // to a system permission as part of the runtime permission redesign, then 8567 // we still want to blindly grant it to old apps. 8568 allowed = true; 8569 } 8570 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8571 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8572 // If this permission is to be granted to the system installer and 8573 // this app is an installer, then it gets the permission. 8574 allowed = true; 8575 } 8576 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8577 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8578 // If this permission is to be granted to the system verifier and 8579 // this app is a verifier, then it gets the permission. 8580 allowed = true; 8581 } 8582 if (!allowed && (bp.protectionLevel 8583 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8584 && isSystemApp(pkg)) { 8585 // Any pre-installed system app is allowed to get this permission. 8586 allowed = true; 8587 } 8588 if (!allowed && (bp.protectionLevel 8589 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8590 // For development permissions, a development permission 8591 // is granted only if it was already granted. 8592 allowed = origPermissions.hasInstallPermission(perm); 8593 } 8594 } 8595 return allowed; 8596 } 8597 8598 final class ActivityIntentResolver 8599 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8600 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8601 boolean defaultOnly, int userId) { 8602 if (!sUserManager.exists(userId)) return null; 8603 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8604 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8605 } 8606 8607 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8608 int userId) { 8609 if (!sUserManager.exists(userId)) return null; 8610 mFlags = flags; 8611 return super.queryIntent(intent, resolvedType, 8612 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8613 } 8614 8615 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8616 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8617 if (!sUserManager.exists(userId)) return null; 8618 if (packageActivities == null) { 8619 return null; 8620 } 8621 mFlags = flags; 8622 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8623 final int N = packageActivities.size(); 8624 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8625 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8626 8627 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8628 for (int i = 0; i < N; ++i) { 8629 intentFilters = packageActivities.get(i).intents; 8630 if (intentFilters != null && intentFilters.size() > 0) { 8631 PackageParser.ActivityIntentInfo[] array = 8632 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8633 intentFilters.toArray(array); 8634 listCut.add(array); 8635 } 8636 } 8637 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8638 } 8639 8640 public final void addActivity(PackageParser.Activity a, String type) { 8641 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8642 mActivities.put(a.getComponentName(), a); 8643 if (DEBUG_SHOW_INFO) 8644 Log.v( 8645 TAG, " " + type + " " + 8646 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8647 if (DEBUG_SHOW_INFO) 8648 Log.v(TAG, " Class=" + a.info.name); 8649 final int NI = a.intents.size(); 8650 for (int j=0; j<NI; j++) { 8651 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8652 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8653 intent.setPriority(0); 8654 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8655 + a.className + " with priority > 0, forcing to 0"); 8656 } 8657 if (DEBUG_SHOW_INFO) { 8658 Log.v(TAG, " IntentFilter:"); 8659 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8660 } 8661 if (!intent.debugCheck()) { 8662 Log.w(TAG, "==> For Activity " + a.info.name); 8663 } 8664 addFilter(intent); 8665 } 8666 } 8667 8668 public final void removeActivity(PackageParser.Activity a, String type) { 8669 mActivities.remove(a.getComponentName()); 8670 if (DEBUG_SHOW_INFO) { 8671 Log.v(TAG, " " + type + " " 8672 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8673 : a.info.name) + ":"); 8674 Log.v(TAG, " Class=" + a.info.name); 8675 } 8676 final int NI = a.intents.size(); 8677 for (int j=0; j<NI; j++) { 8678 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8679 if (DEBUG_SHOW_INFO) { 8680 Log.v(TAG, " IntentFilter:"); 8681 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8682 } 8683 removeFilter(intent); 8684 } 8685 } 8686 8687 @Override 8688 protected boolean allowFilterResult( 8689 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8690 ActivityInfo filterAi = filter.activity.info; 8691 for (int i=dest.size()-1; i>=0; i--) { 8692 ActivityInfo destAi = dest.get(i).activityInfo; 8693 if (destAi.name == filterAi.name 8694 && destAi.packageName == filterAi.packageName) { 8695 return false; 8696 } 8697 } 8698 return true; 8699 } 8700 8701 @Override 8702 protected ActivityIntentInfo[] newArray(int size) { 8703 return new ActivityIntentInfo[size]; 8704 } 8705 8706 @Override 8707 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8708 if (!sUserManager.exists(userId)) return true; 8709 PackageParser.Package p = filter.activity.owner; 8710 if (p != null) { 8711 PackageSetting ps = (PackageSetting)p.mExtras; 8712 if (ps != null) { 8713 // System apps are never considered stopped for purposes of 8714 // filtering, because there may be no way for the user to 8715 // actually re-launch them. 8716 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8717 && ps.getStopped(userId); 8718 } 8719 } 8720 return false; 8721 } 8722 8723 @Override 8724 protected boolean isPackageForFilter(String packageName, 8725 PackageParser.ActivityIntentInfo info) { 8726 return packageName.equals(info.activity.owner.packageName); 8727 } 8728 8729 @Override 8730 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8731 int match, int userId) { 8732 if (!sUserManager.exists(userId)) return null; 8733 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8734 return null; 8735 } 8736 final PackageParser.Activity activity = info.activity; 8737 if (mSafeMode && (activity.info.applicationInfo.flags 8738 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8739 return null; 8740 } 8741 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8742 if (ps == null) { 8743 return null; 8744 } 8745 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8746 ps.readUserState(userId), userId); 8747 if (ai == null) { 8748 return null; 8749 } 8750 final ResolveInfo res = new ResolveInfo(); 8751 res.activityInfo = ai; 8752 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8753 res.filter = info; 8754 } 8755 if (info != null) { 8756 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8757 } 8758 res.priority = info.getPriority(); 8759 res.preferredOrder = activity.owner.mPreferredOrder; 8760 //System.out.println("Result: " + res.activityInfo.className + 8761 // " = " + res.priority); 8762 res.match = match; 8763 res.isDefault = info.hasDefault; 8764 res.labelRes = info.labelRes; 8765 res.nonLocalizedLabel = info.nonLocalizedLabel; 8766 if (userNeedsBadging(userId)) { 8767 res.noResourceId = true; 8768 } else { 8769 res.icon = info.icon; 8770 } 8771 res.iconResourceId = info.icon; 8772 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8773 return res; 8774 } 8775 8776 @Override 8777 protected void sortResults(List<ResolveInfo> results) { 8778 Collections.sort(results, mResolvePrioritySorter); 8779 } 8780 8781 @Override 8782 protected void dumpFilter(PrintWriter out, String prefix, 8783 PackageParser.ActivityIntentInfo filter) { 8784 out.print(prefix); out.print( 8785 Integer.toHexString(System.identityHashCode(filter.activity))); 8786 out.print(' '); 8787 filter.activity.printComponentShortName(out); 8788 out.print(" filter "); 8789 out.println(Integer.toHexString(System.identityHashCode(filter))); 8790 } 8791 8792 @Override 8793 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8794 return filter.activity; 8795 } 8796 8797 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8798 PackageParser.Activity activity = (PackageParser.Activity)label; 8799 out.print(prefix); out.print( 8800 Integer.toHexString(System.identityHashCode(activity))); 8801 out.print(' '); 8802 activity.printComponentShortName(out); 8803 if (count > 1) { 8804 out.print(" ("); out.print(count); out.print(" filters)"); 8805 } 8806 out.println(); 8807 } 8808 8809// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8810// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8811// final List<ResolveInfo> retList = Lists.newArrayList(); 8812// while (i.hasNext()) { 8813// final ResolveInfo resolveInfo = i.next(); 8814// if (isEnabledLP(resolveInfo.activityInfo)) { 8815// retList.add(resolveInfo); 8816// } 8817// } 8818// return retList; 8819// } 8820 8821 // Keys are String (activity class name), values are Activity. 8822 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8823 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8824 private int mFlags; 8825 } 8826 8827 private final class ServiceIntentResolver 8828 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8829 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8830 boolean defaultOnly, int userId) { 8831 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8832 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8833 } 8834 8835 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8836 int userId) { 8837 if (!sUserManager.exists(userId)) return null; 8838 mFlags = flags; 8839 return super.queryIntent(intent, resolvedType, 8840 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8841 } 8842 8843 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8844 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8845 if (!sUserManager.exists(userId)) return null; 8846 if (packageServices == null) { 8847 return null; 8848 } 8849 mFlags = flags; 8850 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8851 final int N = packageServices.size(); 8852 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8853 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8854 8855 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8856 for (int i = 0; i < N; ++i) { 8857 intentFilters = packageServices.get(i).intents; 8858 if (intentFilters != null && intentFilters.size() > 0) { 8859 PackageParser.ServiceIntentInfo[] array = 8860 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8861 intentFilters.toArray(array); 8862 listCut.add(array); 8863 } 8864 } 8865 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8866 } 8867 8868 public final void addService(PackageParser.Service s) { 8869 mServices.put(s.getComponentName(), s); 8870 if (DEBUG_SHOW_INFO) { 8871 Log.v(TAG, " " 8872 + (s.info.nonLocalizedLabel != null 8873 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8874 Log.v(TAG, " Class=" + s.info.name); 8875 } 8876 final int NI = s.intents.size(); 8877 int j; 8878 for (j=0; j<NI; j++) { 8879 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8880 if (DEBUG_SHOW_INFO) { 8881 Log.v(TAG, " IntentFilter:"); 8882 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8883 } 8884 if (!intent.debugCheck()) { 8885 Log.w(TAG, "==> For Service " + s.info.name); 8886 } 8887 addFilter(intent); 8888 } 8889 } 8890 8891 public final void removeService(PackageParser.Service s) { 8892 mServices.remove(s.getComponentName()); 8893 if (DEBUG_SHOW_INFO) { 8894 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8895 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8896 Log.v(TAG, " Class=" + s.info.name); 8897 } 8898 final int NI = s.intents.size(); 8899 int j; 8900 for (j=0; j<NI; j++) { 8901 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8902 if (DEBUG_SHOW_INFO) { 8903 Log.v(TAG, " IntentFilter:"); 8904 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8905 } 8906 removeFilter(intent); 8907 } 8908 } 8909 8910 @Override 8911 protected boolean allowFilterResult( 8912 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8913 ServiceInfo filterSi = filter.service.info; 8914 for (int i=dest.size()-1; i>=0; i--) { 8915 ServiceInfo destAi = dest.get(i).serviceInfo; 8916 if (destAi.name == filterSi.name 8917 && destAi.packageName == filterSi.packageName) { 8918 return false; 8919 } 8920 } 8921 return true; 8922 } 8923 8924 @Override 8925 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8926 return new PackageParser.ServiceIntentInfo[size]; 8927 } 8928 8929 @Override 8930 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8931 if (!sUserManager.exists(userId)) return true; 8932 PackageParser.Package p = filter.service.owner; 8933 if (p != null) { 8934 PackageSetting ps = (PackageSetting)p.mExtras; 8935 if (ps != null) { 8936 // System apps are never considered stopped for purposes of 8937 // filtering, because there may be no way for the user to 8938 // actually re-launch them. 8939 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8940 && ps.getStopped(userId); 8941 } 8942 } 8943 return false; 8944 } 8945 8946 @Override 8947 protected boolean isPackageForFilter(String packageName, 8948 PackageParser.ServiceIntentInfo info) { 8949 return packageName.equals(info.service.owner.packageName); 8950 } 8951 8952 @Override 8953 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8954 int match, int userId) { 8955 if (!sUserManager.exists(userId)) return null; 8956 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8957 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8958 return null; 8959 } 8960 final PackageParser.Service service = info.service; 8961 if (mSafeMode && (service.info.applicationInfo.flags 8962 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8963 return null; 8964 } 8965 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8966 if (ps == null) { 8967 return null; 8968 } 8969 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8970 ps.readUserState(userId), userId); 8971 if (si == null) { 8972 return null; 8973 } 8974 final ResolveInfo res = new ResolveInfo(); 8975 res.serviceInfo = si; 8976 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8977 res.filter = filter; 8978 } 8979 res.priority = info.getPriority(); 8980 res.preferredOrder = service.owner.mPreferredOrder; 8981 res.match = match; 8982 res.isDefault = info.hasDefault; 8983 res.labelRes = info.labelRes; 8984 res.nonLocalizedLabel = info.nonLocalizedLabel; 8985 res.icon = info.icon; 8986 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8987 return res; 8988 } 8989 8990 @Override 8991 protected void sortResults(List<ResolveInfo> results) { 8992 Collections.sort(results, mResolvePrioritySorter); 8993 } 8994 8995 @Override 8996 protected void dumpFilter(PrintWriter out, String prefix, 8997 PackageParser.ServiceIntentInfo filter) { 8998 out.print(prefix); out.print( 8999 Integer.toHexString(System.identityHashCode(filter.service))); 9000 out.print(' '); 9001 filter.service.printComponentShortName(out); 9002 out.print(" filter "); 9003 out.println(Integer.toHexString(System.identityHashCode(filter))); 9004 } 9005 9006 @Override 9007 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9008 return filter.service; 9009 } 9010 9011 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9012 PackageParser.Service service = (PackageParser.Service)label; 9013 out.print(prefix); out.print( 9014 Integer.toHexString(System.identityHashCode(service))); 9015 out.print(' '); 9016 service.printComponentShortName(out); 9017 if (count > 1) { 9018 out.print(" ("); out.print(count); out.print(" filters)"); 9019 } 9020 out.println(); 9021 } 9022 9023// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9024// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9025// final List<ResolveInfo> retList = Lists.newArrayList(); 9026// while (i.hasNext()) { 9027// final ResolveInfo resolveInfo = (ResolveInfo) i; 9028// if (isEnabledLP(resolveInfo.serviceInfo)) { 9029// retList.add(resolveInfo); 9030// } 9031// } 9032// return retList; 9033// } 9034 9035 // Keys are String (activity class name), values are Activity. 9036 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9037 = new ArrayMap<ComponentName, PackageParser.Service>(); 9038 private int mFlags; 9039 }; 9040 9041 private final class ProviderIntentResolver 9042 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9043 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9044 boolean defaultOnly, int userId) { 9045 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9046 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9047 } 9048 9049 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9050 int userId) { 9051 if (!sUserManager.exists(userId)) 9052 return null; 9053 mFlags = flags; 9054 return super.queryIntent(intent, resolvedType, 9055 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9056 } 9057 9058 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9059 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9060 if (!sUserManager.exists(userId)) 9061 return null; 9062 if (packageProviders == null) { 9063 return null; 9064 } 9065 mFlags = flags; 9066 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9067 final int N = packageProviders.size(); 9068 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9069 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9070 9071 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9072 for (int i = 0; i < N; ++i) { 9073 intentFilters = packageProviders.get(i).intents; 9074 if (intentFilters != null && intentFilters.size() > 0) { 9075 PackageParser.ProviderIntentInfo[] array = 9076 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9077 intentFilters.toArray(array); 9078 listCut.add(array); 9079 } 9080 } 9081 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9082 } 9083 9084 public final void addProvider(PackageParser.Provider p) { 9085 if (mProviders.containsKey(p.getComponentName())) { 9086 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9087 return; 9088 } 9089 9090 mProviders.put(p.getComponentName(), p); 9091 if (DEBUG_SHOW_INFO) { 9092 Log.v(TAG, " " 9093 + (p.info.nonLocalizedLabel != null 9094 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9095 Log.v(TAG, " Class=" + p.info.name); 9096 } 9097 final int NI = p.intents.size(); 9098 int j; 9099 for (j = 0; j < NI; j++) { 9100 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9101 if (DEBUG_SHOW_INFO) { 9102 Log.v(TAG, " IntentFilter:"); 9103 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9104 } 9105 if (!intent.debugCheck()) { 9106 Log.w(TAG, "==> For Provider " + p.info.name); 9107 } 9108 addFilter(intent); 9109 } 9110 } 9111 9112 public final void removeProvider(PackageParser.Provider p) { 9113 mProviders.remove(p.getComponentName()); 9114 if (DEBUG_SHOW_INFO) { 9115 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9116 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9117 Log.v(TAG, " Class=" + p.info.name); 9118 } 9119 final int NI = p.intents.size(); 9120 int j; 9121 for (j = 0; j < NI; j++) { 9122 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9123 if (DEBUG_SHOW_INFO) { 9124 Log.v(TAG, " IntentFilter:"); 9125 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9126 } 9127 removeFilter(intent); 9128 } 9129 } 9130 9131 @Override 9132 protected boolean allowFilterResult( 9133 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9134 ProviderInfo filterPi = filter.provider.info; 9135 for (int i = dest.size() - 1; i >= 0; i--) { 9136 ProviderInfo destPi = dest.get(i).providerInfo; 9137 if (destPi.name == filterPi.name 9138 && destPi.packageName == filterPi.packageName) { 9139 return false; 9140 } 9141 } 9142 return true; 9143 } 9144 9145 @Override 9146 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9147 return new PackageParser.ProviderIntentInfo[size]; 9148 } 9149 9150 @Override 9151 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9152 if (!sUserManager.exists(userId)) 9153 return true; 9154 PackageParser.Package p = filter.provider.owner; 9155 if (p != null) { 9156 PackageSetting ps = (PackageSetting) p.mExtras; 9157 if (ps != null) { 9158 // System apps are never considered stopped for purposes of 9159 // filtering, because there may be no way for the user to 9160 // actually re-launch them. 9161 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9162 && ps.getStopped(userId); 9163 } 9164 } 9165 return false; 9166 } 9167 9168 @Override 9169 protected boolean isPackageForFilter(String packageName, 9170 PackageParser.ProviderIntentInfo info) { 9171 return packageName.equals(info.provider.owner.packageName); 9172 } 9173 9174 @Override 9175 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9176 int match, int userId) { 9177 if (!sUserManager.exists(userId)) 9178 return null; 9179 final PackageParser.ProviderIntentInfo info = filter; 9180 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9181 return null; 9182 } 9183 final PackageParser.Provider provider = info.provider; 9184 if (mSafeMode && (provider.info.applicationInfo.flags 9185 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9186 return null; 9187 } 9188 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9189 if (ps == null) { 9190 return null; 9191 } 9192 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9193 ps.readUserState(userId), userId); 9194 if (pi == null) { 9195 return null; 9196 } 9197 final ResolveInfo res = new ResolveInfo(); 9198 res.providerInfo = pi; 9199 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9200 res.filter = filter; 9201 } 9202 res.priority = info.getPriority(); 9203 res.preferredOrder = provider.owner.mPreferredOrder; 9204 res.match = match; 9205 res.isDefault = info.hasDefault; 9206 res.labelRes = info.labelRes; 9207 res.nonLocalizedLabel = info.nonLocalizedLabel; 9208 res.icon = info.icon; 9209 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9210 return res; 9211 } 9212 9213 @Override 9214 protected void sortResults(List<ResolveInfo> results) { 9215 Collections.sort(results, mResolvePrioritySorter); 9216 } 9217 9218 @Override 9219 protected void dumpFilter(PrintWriter out, String prefix, 9220 PackageParser.ProviderIntentInfo filter) { 9221 out.print(prefix); 9222 out.print( 9223 Integer.toHexString(System.identityHashCode(filter.provider))); 9224 out.print(' '); 9225 filter.provider.printComponentShortName(out); 9226 out.print(" filter "); 9227 out.println(Integer.toHexString(System.identityHashCode(filter))); 9228 } 9229 9230 @Override 9231 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9232 return filter.provider; 9233 } 9234 9235 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9236 PackageParser.Provider provider = (PackageParser.Provider)label; 9237 out.print(prefix); out.print( 9238 Integer.toHexString(System.identityHashCode(provider))); 9239 out.print(' '); 9240 provider.printComponentShortName(out); 9241 if (count > 1) { 9242 out.print(" ("); out.print(count); out.print(" filters)"); 9243 } 9244 out.println(); 9245 } 9246 9247 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9248 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9249 private int mFlags; 9250 }; 9251 9252 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9253 new Comparator<ResolveInfo>() { 9254 public int compare(ResolveInfo r1, ResolveInfo r2) { 9255 int v1 = r1.priority; 9256 int v2 = r2.priority; 9257 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9258 if (v1 != v2) { 9259 return (v1 > v2) ? -1 : 1; 9260 } 9261 v1 = r1.preferredOrder; 9262 v2 = r2.preferredOrder; 9263 if (v1 != v2) { 9264 return (v1 > v2) ? -1 : 1; 9265 } 9266 if (r1.isDefault != r2.isDefault) { 9267 return r1.isDefault ? -1 : 1; 9268 } 9269 v1 = r1.match; 9270 v2 = r2.match; 9271 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9272 if (v1 != v2) { 9273 return (v1 > v2) ? -1 : 1; 9274 } 9275 if (r1.system != r2.system) { 9276 return r1.system ? -1 : 1; 9277 } 9278 return 0; 9279 } 9280 }; 9281 9282 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9283 new Comparator<ProviderInfo>() { 9284 public int compare(ProviderInfo p1, ProviderInfo p2) { 9285 final int v1 = p1.initOrder; 9286 final int v2 = p2.initOrder; 9287 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9288 } 9289 }; 9290 9291 final void sendPackageBroadcast(final String action, final String pkg, 9292 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9293 final int[] userIds) { 9294 mHandler.post(new Runnable() { 9295 @Override 9296 public void run() { 9297 try { 9298 final IActivityManager am = ActivityManagerNative.getDefault(); 9299 if (am == null) return; 9300 final int[] resolvedUserIds; 9301 if (userIds == null) { 9302 resolvedUserIds = am.getRunningUserIds(); 9303 } else { 9304 resolvedUserIds = userIds; 9305 } 9306 for (int id : resolvedUserIds) { 9307 final Intent intent = new Intent(action, 9308 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9309 if (extras != null) { 9310 intent.putExtras(extras); 9311 } 9312 if (targetPkg != null) { 9313 intent.setPackage(targetPkg); 9314 } 9315 // Modify the UID when posting to other users 9316 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9317 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9318 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9319 intent.putExtra(Intent.EXTRA_UID, uid); 9320 } 9321 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9322 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9323 if (DEBUG_BROADCASTS) { 9324 RuntimeException here = new RuntimeException("here"); 9325 here.fillInStackTrace(); 9326 Slog.d(TAG, "Sending to user " + id + ": " 9327 + intent.toShortString(false, true, false, false) 9328 + " " + intent.getExtras(), here); 9329 } 9330 am.broadcastIntent(null, intent, null, finishedReceiver, 9331 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9332 null, finishedReceiver != null, false, id); 9333 } 9334 } catch (RemoteException ex) { 9335 } 9336 } 9337 }); 9338 } 9339 9340 /** 9341 * Check if the external storage media is available. This is true if there 9342 * is a mounted external storage medium or if the external storage is 9343 * emulated. 9344 */ 9345 private boolean isExternalMediaAvailable() { 9346 return mMediaMounted || Environment.isExternalStorageEmulated(); 9347 } 9348 9349 @Override 9350 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9351 // writer 9352 synchronized (mPackages) { 9353 if (!isExternalMediaAvailable()) { 9354 // If the external storage is no longer mounted at this point, 9355 // the caller may not have been able to delete all of this 9356 // packages files and can not delete any more. Bail. 9357 return null; 9358 } 9359 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9360 if (lastPackage != null) { 9361 pkgs.remove(lastPackage); 9362 } 9363 if (pkgs.size() > 0) { 9364 return pkgs.get(0); 9365 } 9366 } 9367 return null; 9368 } 9369 9370 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9371 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9372 userId, andCode ? 1 : 0, packageName); 9373 if (mSystemReady) { 9374 msg.sendToTarget(); 9375 } else { 9376 if (mPostSystemReadyMessages == null) { 9377 mPostSystemReadyMessages = new ArrayList<>(); 9378 } 9379 mPostSystemReadyMessages.add(msg); 9380 } 9381 } 9382 9383 void startCleaningPackages() { 9384 // reader 9385 synchronized (mPackages) { 9386 if (!isExternalMediaAvailable()) { 9387 return; 9388 } 9389 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9390 return; 9391 } 9392 } 9393 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9394 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9395 IActivityManager am = ActivityManagerNative.getDefault(); 9396 if (am != null) { 9397 try { 9398 am.startService(null, intent, null, mContext.getOpPackageName(), 9399 UserHandle.USER_OWNER); 9400 } catch (RemoteException e) { 9401 } 9402 } 9403 } 9404 9405 @Override 9406 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9407 int installFlags, String installerPackageName, VerificationParams verificationParams, 9408 String packageAbiOverride) { 9409 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9410 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9411 } 9412 9413 @Override 9414 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9415 int installFlags, String installerPackageName, VerificationParams verificationParams, 9416 String packageAbiOverride, int userId) { 9417 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9418 9419 final int callingUid = Binder.getCallingUid(); 9420 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9421 9422 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9423 try { 9424 if (observer != null) { 9425 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9426 } 9427 } catch (RemoteException re) { 9428 } 9429 return; 9430 } 9431 9432 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9433 installFlags |= PackageManager.INSTALL_FROM_ADB; 9434 9435 } else { 9436 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9437 // about installerPackageName. 9438 9439 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9440 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9441 } 9442 9443 UserHandle user; 9444 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9445 user = UserHandle.ALL; 9446 } else { 9447 user = new UserHandle(userId); 9448 } 9449 9450 // Only system components can circumvent runtime permissions when installing. 9451 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9452 && mContext.checkCallingOrSelfPermission(Manifest.permission 9453 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9454 throw new SecurityException("You need the " 9455 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9456 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9457 } 9458 9459 verificationParams.setInstallerUid(callingUid); 9460 9461 final File originFile = new File(originPath); 9462 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9463 9464 final Message msg = mHandler.obtainMessage(INIT_COPY); 9465 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9466 null, verificationParams, user, packageAbiOverride, null); 9467 mHandler.sendMessage(msg); 9468 } 9469 9470 void installStage(String packageName, File stagedDir, String stagedCid, 9471 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9472 String installerPackageName, int installerUid, UserHandle user) { 9473 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9474 params.referrerUri, installerUid, null); 9475 verifParams.setInstallerUid(installerUid); 9476 9477 final OriginInfo origin; 9478 if (stagedDir != null) { 9479 origin = OriginInfo.fromStagedFile(stagedDir); 9480 } else { 9481 origin = OriginInfo.fromStagedContainer(stagedCid); 9482 } 9483 9484 final Message msg = mHandler.obtainMessage(INIT_COPY); 9485 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9486 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9487 params.grantedRuntimePermissions); 9488 mHandler.sendMessage(msg); 9489 } 9490 9491 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9492 Bundle extras = new Bundle(1); 9493 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9494 9495 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9496 packageName, extras, null, null, new int[] {userId}); 9497 try { 9498 IActivityManager am = ActivityManagerNative.getDefault(); 9499 final boolean isSystem = 9500 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9501 if (isSystem && am.isUserRunning(userId, false)) { 9502 // The just-installed/enabled app is bundled on the system, so presumed 9503 // to be able to run automatically without needing an explicit launch. 9504 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9505 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9506 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9507 .setPackage(packageName); 9508 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9509 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9510 } 9511 } catch (RemoteException e) { 9512 // shouldn't happen 9513 Slog.w(TAG, "Unable to bootstrap installed package", e); 9514 } 9515 } 9516 9517 @Override 9518 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9519 int userId) { 9520 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9521 PackageSetting pkgSetting; 9522 final int uid = Binder.getCallingUid(); 9523 enforceCrossUserPermission(uid, userId, true, true, 9524 "setApplicationHiddenSetting for user " + userId); 9525 9526 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9527 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9528 return false; 9529 } 9530 9531 long callingId = Binder.clearCallingIdentity(); 9532 try { 9533 boolean sendAdded = false; 9534 boolean sendRemoved = false; 9535 // writer 9536 synchronized (mPackages) { 9537 pkgSetting = mSettings.mPackages.get(packageName); 9538 if (pkgSetting == null) { 9539 return false; 9540 } 9541 if (pkgSetting.getHidden(userId) != hidden) { 9542 pkgSetting.setHidden(hidden, userId); 9543 mSettings.writePackageRestrictionsLPr(userId); 9544 if (hidden) { 9545 sendRemoved = true; 9546 } else { 9547 sendAdded = true; 9548 } 9549 } 9550 } 9551 if (sendAdded) { 9552 sendPackageAddedForUser(packageName, pkgSetting, userId); 9553 return true; 9554 } 9555 if (sendRemoved) { 9556 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9557 "hiding pkg"); 9558 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9559 } 9560 } finally { 9561 Binder.restoreCallingIdentity(callingId); 9562 } 9563 return false; 9564 } 9565 9566 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9567 int userId) { 9568 final PackageRemovedInfo info = new PackageRemovedInfo(); 9569 info.removedPackage = packageName; 9570 info.removedUsers = new int[] {userId}; 9571 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9572 info.sendBroadcast(false, false, false); 9573 } 9574 9575 /** 9576 * Returns true if application is not found or there was an error. Otherwise it returns 9577 * the hidden state of the package for the given user. 9578 */ 9579 @Override 9580 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9581 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9582 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9583 false, "getApplicationHidden for user " + userId); 9584 PackageSetting pkgSetting; 9585 long callingId = Binder.clearCallingIdentity(); 9586 try { 9587 // writer 9588 synchronized (mPackages) { 9589 pkgSetting = mSettings.mPackages.get(packageName); 9590 if (pkgSetting == null) { 9591 return true; 9592 } 9593 return pkgSetting.getHidden(userId); 9594 } 9595 } finally { 9596 Binder.restoreCallingIdentity(callingId); 9597 } 9598 } 9599 9600 /** 9601 * @hide 9602 */ 9603 @Override 9604 public int installExistingPackageAsUser(String packageName, int userId) { 9605 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9606 null); 9607 PackageSetting pkgSetting; 9608 final int uid = Binder.getCallingUid(); 9609 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9610 + userId); 9611 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9612 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9613 } 9614 9615 long callingId = Binder.clearCallingIdentity(); 9616 try { 9617 boolean sendAdded = false; 9618 9619 // writer 9620 synchronized (mPackages) { 9621 pkgSetting = mSettings.mPackages.get(packageName); 9622 if (pkgSetting == null) { 9623 return PackageManager.INSTALL_FAILED_INVALID_URI; 9624 } 9625 if (!pkgSetting.getInstalled(userId)) { 9626 pkgSetting.setInstalled(true, userId); 9627 pkgSetting.setHidden(false, userId); 9628 mSettings.writePackageRestrictionsLPr(userId); 9629 sendAdded = true; 9630 } 9631 } 9632 9633 if (sendAdded) { 9634 sendPackageAddedForUser(packageName, pkgSetting, userId); 9635 } 9636 } finally { 9637 Binder.restoreCallingIdentity(callingId); 9638 } 9639 9640 return PackageManager.INSTALL_SUCCEEDED; 9641 } 9642 9643 boolean isUserRestricted(int userId, String restrictionKey) { 9644 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9645 if (restrictions.getBoolean(restrictionKey, false)) { 9646 Log.w(TAG, "User is restricted: " + restrictionKey); 9647 return true; 9648 } 9649 return false; 9650 } 9651 9652 @Override 9653 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9654 mContext.enforceCallingOrSelfPermission( 9655 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9656 "Only package verification agents can verify applications"); 9657 9658 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9659 final PackageVerificationResponse response = new PackageVerificationResponse( 9660 verificationCode, Binder.getCallingUid()); 9661 msg.arg1 = id; 9662 msg.obj = response; 9663 mHandler.sendMessage(msg); 9664 } 9665 9666 @Override 9667 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9668 long millisecondsToDelay) { 9669 mContext.enforceCallingOrSelfPermission( 9670 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9671 "Only package verification agents can extend verification timeouts"); 9672 9673 final PackageVerificationState state = mPendingVerification.get(id); 9674 final PackageVerificationResponse response = new PackageVerificationResponse( 9675 verificationCodeAtTimeout, Binder.getCallingUid()); 9676 9677 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9678 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9679 } 9680 if (millisecondsToDelay < 0) { 9681 millisecondsToDelay = 0; 9682 } 9683 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9684 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9685 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9686 } 9687 9688 if ((state != null) && !state.timeoutExtended()) { 9689 state.extendTimeout(); 9690 9691 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9692 msg.arg1 = id; 9693 msg.obj = response; 9694 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9695 } 9696 } 9697 9698 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9699 int verificationCode, UserHandle user) { 9700 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9701 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9702 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9703 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9704 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9705 9706 mContext.sendBroadcastAsUser(intent, user, 9707 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9708 } 9709 9710 private ComponentName matchComponentForVerifier(String packageName, 9711 List<ResolveInfo> receivers) { 9712 ActivityInfo targetReceiver = null; 9713 9714 final int NR = receivers.size(); 9715 for (int i = 0; i < NR; i++) { 9716 final ResolveInfo info = receivers.get(i); 9717 if (info.activityInfo == null) { 9718 continue; 9719 } 9720 9721 if (packageName.equals(info.activityInfo.packageName)) { 9722 targetReceiver = info.activityInfo; 9723 break; 9724 } 9725 } 9726 9727 if (targetReceiver == null) { 9728 return null; 9729 } 9730 9731 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9732 } 9733 9734 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9735 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9736 if (pkgInfo.verifiers.length == 0) { 9737 return null; 9738 } 9739 9740 final int N = pkgInfo.verifiers.length; 9741 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9742 for (int i = 0; i < N; i++) { 9743 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9744 9745 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9746 receivers); 9747 if (comp == null) { 9748 continue; 9749 } 9750 9751 final int verifierUid = getUidForVerifier(verifierInfo); 9752 if (verifierUid == -1) { 9753 continue; 9754 } 9755 9756 if (DEBUG_VERIFY) { 9757 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9758 + " with the correct signature"); 9759 } 9760 sufficientVerifiers.add(comp); 9761 verificationState.addSufficientVerifier(verifierUid); 9762 } 9763 9764 return sufficientVerifiers; 9765 } 9766 9767 private int getUidForVerifier(VerifierInfo verifierInfo) { 9768 synchronized (mPackages) { 9769 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9770 if (pkg == null) { 9771 return -1; 9772 } else if (pkg.mSignatures.length != 1) { 9773 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9774 + " has more than one signature; ignoring"); 9775 return -1; 9776 } 9777 9778 /* 9779 * If the public key of the package's signature does not match 9780 * our expected public key, then this is a different package and 9781 * we should skip. 9782 */ 9783 9784 final byte[] expectedPublicKey; 9785 try { 9786 final Signature verifierSig = pkg.mSignatures[0]; 9787 final PublicKey publicKey = verifierSig.getPublicKey(); 9788 expectedPublicKey = publicKey.getEncoded(); 9789 } catch (CertificateException e) { 9790 return -1; 9791 } 9792 9793 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9794 9795 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9796 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9797 + " does not have the expected public key; ignoring"); 9798 return -1; 9799 } 9800 9801 return pkg.applicationInfo.uid; 9802 } 9803 } 9804 9805 @Override 9806 public void finishPackageInstall(int token) { 9807 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9808 9809 if (DEBUG_INSTALL) { 9810 Slog.v(TAG, "BM finishing package install for " + token); 9811 } 9812 9813 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9814 mHandler.sendMessage(msg); 9815 } 9816 9817 /** 9818 * Get the verification agent timeout. 9819 * 9820 * @return verification timeout in milliseconds 9821 */ 9822 private long getVerificationTimeout() { 9823 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9824 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9825 DEFAULT_VERIFICATION_TIMEOUT); 9826 } 9827 9828 /** 9829 * Get the default verification agent response code. 9830 * 9831 * @return default verification response code 9832 */ 9833 private int getDefaultVerificationResponse() { 9834 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9835 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9836 DEFAULT_VERIFICATION_RESPONSE); 9837 } 9838 9839 /** 9840 * Check whether or not package verification has been enabled. 9841 * 9842 * @return true if verification should be performed 9843 */ 9844 private boolean isVerificationEnabled(int userId, int installFlags) { 9845 if (!DEFAULT_VERIFY_ENABLE) { 9846 return false; 9847 } 9848 9849 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9850 9851 // Check if installing from ADB 9852 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9853 // Do not run verification in a test harness environment 9854 if (ActivityManager.isRunningInTestHarness()) { 9855 return false; 9856 } 9857 if (ensureVerifyAppsEnabled) { 9858 return true; 9859 } 9860 // Check if the developer does not want package verification for ADB installs 9861 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9862 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9863 return false; 9864 } 9865 } 9866 9867 if (ensureVerifyAppsEnabled) { 9868 return true; 9869 } 9870 9871 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9872 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9873 } 9874 9875 @Override 9876 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9877 throws RemoteException { 9878 mContext.enforceCallingOrSelfPermission( 9879 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9880 "Only intentfilter verification agents can verify applications"); 9881 9882 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9883 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9884 Binder.getCallingUid(), verificationCode, failedDomains); 9885 msg.arg1 = id; 9886 msg.obj = response; 9887 mHandler.sendMessage(msg); 9888 } 9889 9890 @Override 9891 public int getIntentVerificationStatus(String packageName, int userId) { 9892 synchronized (mPackages) { 9893 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9894 } 9895 } 9896 9897 @Override 9898 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9899 mContext.enforceCallingOrSelfPermission( 9900 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9901 9902 boolean result = false; 9903 synchronized (mPackages) { 9904 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9905 } 9906 if (result) { 9907 scheduleWritePackageRestrictionsLocked(userId); 9908 } 9909 return result; 9910 } 9911 9912 @Override 9913 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9914 synchronized (mPackages) { 9915 return mSettings.getIntentFilterVerificationsLPr(packageName); 9916 } 9917 } 9918 9919 @Override 9920 public List<IntentFilter> getAllIntentFilters(String packageName) { 9921 if (TextUtils.isEmpty(packageName)) { 9922 return Collections.<IntentFilter>emptyList(); 9923 } 9924 synchronized (mPackages) { 9925 PackageParser.Package pkg = mPackages.get(packageName); 9926 if (pkg == null || pkg.activities == null) { 9927 return Collections.<IntentFilter>emptyList(); 9928 } 9929 final int count = pkg.activities.size(); 9930 ArrayList<IntentFilter> result = new ArrayList<>(); 9931 for (int n=0; n<count; n++) { 9932 PackageParser.Activity activity = pkg.activities.get(n); 9933 if (activity.intents != null || activity.intents.size() > 0) { 9934 result.addAll(activity.intents); 9935 } 9936 } 9937 return result; 9938 } 9939 } 9940 9941 @Override 9942 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9943 mContext.enforceCallingOrSelfPermission( 9944 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9945 9946 synchronized (mPackages) { 9947 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9948 if (packageName != null) { 9949 result |= updateIntentVerificationStatus(packageName, 9950 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9951 userId); 9952 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9953 packageName, userId); 9954 } 9955 return result; 9956 } 9957 } 9958 9959 @Override 9960 public String getDefaultBrowserPackageName(int userId) { 9961 synchronized (mPackages) { 9962 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9963 } 9964 } 9965 9966 /** 9967 * Get the "allow unknown sources" setting. 9968 * 9969 * @return the current "allow unknown sources" setting 9970 */ 9971 private int getUnknownSourcesSettings() { 9972 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9973 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9974 -1); 9975 } 9976 9977 @Override 9978 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9979 final int uid = Binder.getCallingUid(); 9980 // writer 9981 synchronized (mPackages) { 9982 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9983 if (targetPackageSetting == null) { 9984 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9985 } 9986 9987 PackageSetting installerPackageSetting; 9988 if (installerPackageName != null) { 9989 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9990 if (installerPackageSetting == null) { 9991 throw new IllegalArgumentException("Unknown installer package: " 9992 + installerPackageName); 9993 } 9994 } else { 9995 installerPackageSetting = null; 9996 } 9997 9998 Signature[] callerSignature; 9999 Object obj = mSettings.getUserIdLPr(uid); 10000 if (obj != null) { 10001 if (obj instanceof SharedUserSetting) { 10002 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10003 } else if (obj instanceof PackageSetting) { 10004 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10005 } else { 10006 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10007 } 10008 } else { 10009 throw new SecurityException("Unknown calling uid " + uid); 10010 } 10011 10012 // Verify: can't set installerPackageName to a package that is 10013 // not signed with the same cert as the caller. 10014 if (installerPackageSetting != null) { 10015 if (compareSignatures(callerSignature, 10016 installerPackageSetting.signatures.mSignatures) 10017 != PackageManager.SIGNATURE_MATCH) { 10018 throw new SecurityException( 10019 "Caller does not have same cert as new installer package " 10020 + installerPackageName); 10021 } 10022 } 10023 10024 // Verify: if target already has an installer package, it must 10025 // be signed with the same cert as the caller. 10026 if (targetPackageSetting.installerPackageName != null) { 10027 PackageSetting setting = mSettings.mPackages.get( 10028 targetPackageSetting.installerPackageName); 10029 // If the currently set package isn't valid, then it's always 10030 // okay to change it. 10031 if (setting != null) { 10032 if (compareSignatures(callerSignature, 10033 setting.signatures.mSignatures) 10034 != PackageManager.SIGNATURE_MATCH) { 10035 throw new SecurityException( 10036 "Caller does not have same cert as old installer package " 10037 + targetPackageSetting.installerPackageName); 10038 } 10039 } 10040 } 10041 10042 // Okay! 10043 targetPackageSetting.installerPackageName = installerPackageName; 10044 scheduleWriteSettingsLocked(); 10045 } 10046 } 10047 10048 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10049 // Queue up an async operation since the package installation may take a little while. 10050 mHandler.post(new Runnable() { 10051 public void run() { 10052 mHandler.removeCallbacks(this); 10053 // Result object to be returned 10054 PackageInstalledInfo res = new PackageInstalledInfo(); 10055 res.returnCode = currentStatus; 10056 res.uid = -1; 10057 res.pkg = null; 10058 res.removedInfo = new PackageRemovedInfo(); 10059 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10060 args.doPreInstall(res.returnCode); 10061 synchronized (mInstallLock) { 10062 installPackageLI(args, res); 10063 } 10064 args.doPostInstall(res.returnCode, res.uid); 10065 } 10066 10067 // A restore should be performed at this point if (a) the install 10068 // succeeded, (b) the operation is not an update, and (c) the new 10069 // package has not opted out of backup participation. 10070 final boolean update = res.removedInfo.removedPackage != null; 10071 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10072 boolean doRestore = !update 10073 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10074 10075 // Set up the post-install work request bookkeeping. This will be used 10076 // and cleaned up by the post-install event handling regardless of whether 10077 // there's a restore pass performed. Token values are >= 1. 10078 int token; 10079 if (mNextInstallToken < 0) mNextInstallToken = 1; 10080 token = mNextInstallToken++; 10081 10082 PostInstallData data = new PostInstallData(args, res); 10083 mRunningInstalls.put(token, data); 10084 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10085 10086 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10087 // Pass responsibility to the Backup Manager. It will perform a 10088 // restore if appropriate, then pass responsibility back to the 10089 // Package Manager to run the post-install observer callbacks 10090 // and broadcasts. 10091 IBackupManager bm = IBackupManager.Stub.asInterface( 10092 ServiceManager.getService(Context.BACKUP_SERVICE)); 10093 if (bm != null) { 10094 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10095 + " to BM for possible restore"); 10096 try { 10097 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10098 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10099 } else { 10100 doRestore = false; 10101 } 10102 } catch (RemoteException e) { 10103 // can't happen; the backup manager is local 10104 } catch (Exception e) { 10105 Slog.e(TAG, "Exception trying to enqueue restore", e); 10106 doRestore = false; 10107 } 10108 } else { 10109 Slog.e(TAG, "Backup Manager not found!"); 10110 doRestore = false; 10111 } 10112 } 10113 10114 if (!doRestore) { 10115 // No restore possible, or the Backup Manager was mysteriously not 10116 // available -- just fire the post-install work request directly. 10117 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10118 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10119 mHandler.sendMessage(msg); 10120 } 10121 } 10122 }); 10123 } 10124 10125 private abstract class HandlerParams { 10126 private static final int MAX_RETRIES = 4; 10127 10128 /** 10129 * Number of times startCopy() has been attempted and had a non-fatal 10130 * error. 10131 */ 10132 private int mRetries = 0; 10133 10134 /** User handle for the user requesting the information or installation. */ 10135 private final UserHandle mUser; 10136 10137 HandlerParams(UserHandle user) { 10138 mUser = user; 10139 } 10140 10141 UserHandle getUser() { 10142 return mUser; 10143 } 10144 10145 final boolean startCopy() { 10146 boolean res; 10147 try { 10148 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10149 10150 if (++mRetries > MAX_RETRIES) { 10151 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10152 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10153 handleServiceError(); 10154 return false; 10155 } else { 10156 handleStartCopy(); 10157 res = true; 10158 } 10159 } catch (RemoteException e) { 10160 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10161 mHandler.sendEmptyMessage(MCS_RECONNECT); 10162 res = false; 10163 } 10164 handleReturnCode(); 10165 return res; 10166 } 10167 10168 final void serviceError() { 10169 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10170 handleServiceError(); 10171 handleReturnCode(); 10172 } 10173 10174 abstract void handleStartCopy() throws RemoteException; 10175 abstract void handleServiceError(); 10176 abstract void handleReturnCode(); 10177 } 10178 10179 class MeasureParams extends HandlerParams { 10180 private final PackageStats mStats; 10181 private boolean mSuccess; 10182 10183 private final IPackageStatsObserver mObserver; 10184 10185 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10186 super(new UserHandle(stats.userHandle)); 10187 mObserver = observer; 10188 mStats = stats; 10189 } 10190 10191 @Override 10192 public String toString() { 10193 return "MeasureParams{" 10194 + Integer.toHexString(System.identityHashCode(this)) 10195 + " " + mStats.packageName + "}"; 10196 } 10197 10198 @Override 10199 void handleStartCopy() throws RemoteException { 10200 synchronized (mInstallLock) { 10201 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10202 } 10203 10204 if (mSuccess) { 10205 final boolean mounted; 10206 if (Environment.isExternalStorageEmulated()) { 10207 mounted = true; 10208 } else { 10209 final String status = Environment.getExternalStorageState(); 10210 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10211 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10212 } 10213 10214 if (mounted) { 10215 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10216 10217 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10218 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10219 10220 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10221 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10222 10223 // Always subtract cache size, since it's a subdirectory 10224 mStats.externalDataSize -= mStats.externalCacheSize; 10225 10226 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10227 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10228 10229 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10230 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10231 } 10232 } 10233 } 10234 10235 @Override 10236 void handleReturnCode() { 10237 if (mObserver != null) { 10238 try { 10239 mObserver.onGetStatsCompleted(mStats, mSuccess); 10240 } catch (RemoteException e) { 10241 Slog.i(TAG, "Observer no longer exists."); 10242 } 10243 } 10244 } 10245 10246 @Override 10247 void handleServiceError() { 10248 Slog.e(TAG, "Could not measure application " + mStats.packageName 10249 + " external storage"); 10250 } 10251 } 10252 10253 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10254 throws RemoteException { 10255 long result = 0; 10256 for (File path : paths) { 10257 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10258 } 10259 return result; 10260 } 10261 10262 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10263 for (File path : paths) { 10264 try { 10265 mcs.clearDirectory(path.getAbsolutePath()); 10266 } catch (RemoteException e) { 10267 } 10268 } 10269 } 10270 10271 static class OriginInfo { 10272 /** 10273 * Location where install is coming from, before it has been 10274 * copied/renamed into place. This could be a single monolithic APK 10275 * file, or a cluster directory. This location may be untrusted. 10276 */ 10277 final File file; 10278 final String cid; 10279 10280 /** 10281 * Flag indicating that {@link #file} or {@link #cid} has already been 10282 * staged, meaning downstream users don't need to defensively copy the 10283 * contents. 10284 */ 10285 final boolean staged; 10286 10287 /** 10288 * Flag indicating that {@link #file} or {@link #cid} is an already 10289 * installed app that is being moved. 10290 */ 10291 final boolean existing; 10292 10293 final String resolvedPath; 10294 final File resolvedFile; 10295 10296 static OriginInfo fromNothing() { 10297 return new OriginInfo(null, null, false, false); 10298 } 10299 10300 static OriginInfo fromUntrustedFile(File file) { 10301 return new OriginInfo(file, null, false, false); 10302 } 10303 10304 static OriginInfo fromExistingFile(File file) { 10305 return new OriginInfo(file, null, false, true); 10306 } 10307 10308 static OriginInfo fromStagedFile(File file) { 10309 return new OriginInfo(file, null, true, false); 10310 } 10311 10312 static OriginInfo fromStagedContainer(String cid) { 10313 return new OriginInfo(null, cid, true, false); 10314 } 10315 10316 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10317 this.file = file; 10318 this.cid = cid; 10319 this.staged = staged; 10320 this.existing = existing; 10321 10322 if (cid != null) { 10323 resolvedPath = PackageHelper.getSdDir(cid); 10324 resolvedFile = new File(resolvedPath); 10325 } else if (file != null) { 10326 resolvedPath = file.getAbsolutePath(); 10327 resolvedFile = file; 10328 } else { 10329 resolvedPath = null; 10330 resolvedFile = null; 10331 } 10332 } 10333 } 10334 10335 class MoveInfo { 10336 final int moveId; 10337 final String fromUuid; 10338 final String toUuid; 10339 final String packageName; 10340 final String dataAppName; 10341 final int appId; 10342 final String seinfo; 10343 10344 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10345 String dataAppName, int appId, String seinfo) { 10346 this.moveId = moveId; 10347 this.fromUuid = fromUuid; 10348 this.toUuid = toUuid; 10349 this.packageName = packageName; 10350 this.dataAppName = dataAppName; 10351 this.appId = appId; 10352 this.seinfo = seinfo; 10353 } 10354 } 10355 10356 class InstallParams extends HandlerParams { 10357 final OriginInfo origin; 10358 final MoveInfo move; 10359 final IPackageInstallObserver2 observer; 10360 int installFlags; 10361 final String installerPackageName; 10362 final String volumeUuid; 10363 final VerificationParams verificationParams; 10364 private InstallArgs mArgs; 10365 private int mRet; 10366 final String packageAbiOverride; 10367 final String[] grantedRuntimePermissions; 10368 10369 10370 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10371 int installFlags, String installerPackageName, String volumeUuid, 10372 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10373 String[] grantedPermissions) { 10374 super(user); 10375 this.origin = origin; 10376 this.move = move; 10377 this.observer = observer; 10378 this.installFlags = installFlags; 10379 this.installerPackageName = installerPackageName; 10380 this.volumeUuid = volumeUuid; 10381 this.verificationParams = verificationParams; 10382 this.packageAbiOverride = packageAbiOverride; 10383 this.grantedRuntimePermissions = grantedPermissions; 10384 } 10385 10386 @Override 10387 public String toString() { 10388 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10389 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10390 } 10391 10392 public ManifestDigest getManifestDigest() { 10393 if (verificationParams == null) { 10394 return null; 10395 } 10396 return verificationParams.getManifestDigest(); 10397 } 10398 10399 private int installLocationPolicy(PackageInfoLite pkgLite) { 10400 String packageName = pkgLite.packageName; 10401 int installLocation = pkgLite.installLocation; 10402 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10403 // reader 10404 synchronized (mPackages) { 10405 PackageParser.Package pkg = mPackages.get(packageName); 10406 if (pkg != null) { 10407 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10408 // Check for downgrading. 10409 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10410 try { 10411 checkDowngrade(pkg, pkgLite); 10412 } catch (PackageManagerException e) { 10413 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10414 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10415 } 10416 } 10417 // Check for updated system application. 10418 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10419 if (onSd) { 10420 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10421 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10422 } 10423 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10424 } else { 10425 if (onSd) { 10426 // Install flag overrides everything. 10427 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10428 } 10429 // If current upgrade specifies particular preference 10430 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10431 // Application explicitly specified internal. 10432 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10433 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10434 // App explictly prefers external. Let policy decide 10435 } else { 10436 // Prefer previous location 10437 if (isExternal(pkg)) { 10438 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10439 } 10440 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10441 } 10442 } 10443 } else { 10444 // Invalid install. Return error code 10445 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10446 } 10447 } 10448 } 10449 // All the special cases have been taken care of. 10450 // Return result based on recommended install location. 10451 if (onSd) { 10452 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10453 } 10454 return pkgLite.recommendedInstallLocation; 10455 } 10456 10457 /* 10458 * Invoke remote method to get package information and install 10459 * location values. Override install location based on default 10460 * policy if needed and then create install arguments based 10461 * on the install location. 10462 */ 10463 public void handleStartCopy() throws RemoteException { 10464 int ret = PackageManager.INSTALL_SUCCEEDED; 10465 10466 // If we're already staged, we've firmly committed to an install location 10467 if (origin.staged) { 10468 if (origin.file != null) { 10469 installFlags |= PackageManager.INSTALL_INTERNAL; 10470 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10471 } else if (origin.cid != null) { 10472 installFlags |= PackageManager.INSTALL_EXTERNAL; 10473 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10474 } else { 10475 throw new IllegalStateException("Invalid stage location"); 10476 } 10477 } 10478 10479 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10480 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10481 10482 PackageInfoLite pkgLite = null; 10483 10484 if (onInt && onSd) { 10485 // Check if both bits are set. 10486 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10487 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10488 } else { 10489 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10490 packageAbiOverride); 10491 10492 /* 10493 * If we have too little free space, try to free cache 10494 * before giving up. 10495 */ 10496 if (!origin.staged && pkgLite.recommendedInstallLocation 10497 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10498 // TODO: focus freeing disk space on the target device 10499 final StorageManager storage = StorageManager.from(mContext); 10500 final long lowThreshold = storage.getStorageLowBytes( 10501 Environment.getDataDirectory()); 10502 10503 final long sizeBytes = mContainerService.calculateInstalledSize( 10504 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10505 10506 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10507 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10508 installFlags, packageAbiOverride); 10509 } 10510 10511 /* 10512 * The cache free must have deleted the file we 10513 * downloaded to install. 10514 * 10515 * TODO: fix the "freeCache" call to not delete 10516 * the file we care about. 10517 */ 10518 if (pkgLite.recommendedInstallLocation 10519 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10520 pkgLite.recommendedInstallLocation 10521 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10522 } 10523 } 10524 } 10525 10526 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10527 int loc = pkgLite.recommendedInstallLocation; 10528 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10529 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10530 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10531 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10532 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10533 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10534 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10535 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10536 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10537 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10538 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10539 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10540 } else { 10541 // Override with defaults if needed. 10542 loc = installLocationPolicy(pkgLite); 10543 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10544 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10545 } else if (!onSd && !onInt) { 10546 // Override install location with flags 10547 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10548 // Set the flag to install on external media. 10549 installFlags |= PackageManager.INSTALL_EXTERNAL; 10550 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10551 } else { 10552 // Make sure the flag for installing on external 10553 // media is unset 10554 installFlags |= PackageManager.INSTALL_INTERNAL; 10555 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10556 } 10557 } 10558 } 10559 } 10560 10561 final InstallArgs args = createInstallArgs(this); 10562 mArgs = args; 10563 10564 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10565 /* 10566 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10567 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10568 */ 10569 int userIdentifier = getUser().getIdentifier(); 10570 if (userIdentifier == UserHandle.USER_ALL 10571 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10572 userIdentifier = UserHandle.USER_OWNER; 10573 } 10574 10575 /* 10576 * Determine if we have any installed package verifiers. If we 10577 * do, then we'll defer to them to verify the packages. 10578 */ 10579 final int requiredUid = mRequiredVerifierPackage == null ? -1 10580 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10581 if (!origin.existing && requiredUid != -1 10582 && isVerificationEnabled(userIdentifier, installFlags)) { 10583 final Intent verification = new Intent( 10584 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10585 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10586 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10587 PACKAGE_MIME_TYPE); 10588 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10589 10590 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10591 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10592 0 /* TODO: Which userId? */); 10593 10594 if (DEBUG_VERIFY) { 10595 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10596 + verification.toString() + " with " + pkgLite.verifiers.length 10597 + " optional verifiers"); 10598 } 10599 10600 final int verificationId = mPendingVerificationToken++; 10601 10602 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10603 10604 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10605 installerPackageName); 10606 10607 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10608 installFlags); 10609 10610 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10611 pkgLite.packageName); 10612 10613 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10614 pkgLite.versionCode); 10615 10616 if (verificationParams != null) { 10617 if (verificationParams.getVerificationURI() != null) { 10618 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10619 verificationParams.getVerificationURI()); 10620 } 10621 if (verificationParams.getOriginatingURI() != null) { 10622 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10623 verificationParams.getOriginatingURI()); 10624 } 10625 if (verificationParams.getReferrer() != null) { 10626 verification.putExtra(Intent.EXTRA_REFERRER, 10627 verificationParams.getReferrer()); 10628 } 10629 if (verificationParams.getOriginatingUid() >= 0) { 10630 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10631 verificationParams.getOriginatingUid()); 10632 } 10633 if (verificationParams.getInstallerUid() >= 0) { 10634 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10635 verificationParams.getInstallerUid()); 10636 } 10637 } 10638 10639 final PackageVerificationState verificationState = new PackageVerificationState( 10640 requiredUid, args); 10641 10642 mPendingVerification.append(verificationId, verificationState); 10643 10644 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10645 receivers, verificationState); 10646 10647 // Apps installed for "all" users use the device owner to verify the app 10648 UserHandle verifierUser = getUser(); 10649 if (verifierUser == UserHandle.ALL) { 10650 verifierUser = UserHandle.OWNER; 10651 } 10652 10653 /* 10654 * If any sufficient verifiers were listed in the package 10655 * manifest, attempt to ask them. 10656 */ 10657 if (sufficientVerifiers != null) { 10658 final int N = sufficientVerifiers.size(); 10659 if (N == 0) { 10660 Slog.i(TAG, "Additional verifiers required, but none installed."); 10661 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10662 } else { 10663 for (int i = 0; i < N; i++) { 10664 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10665 10666 final Intent sufficientIntent = new Intent(verification); 10667 sufficientIntent.setComponent(verifierComponent); 10668 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10669 } 10670 } 10671 } 10672 10673 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10674 mRequiredVerifierPackage, receivers); 10675 if (ret == PackageManager.INSTALL_SUCCEEDED 10676 && mRequiredVerifierPackage != null) { 10677 /* 10678 * Send the intent to the required verification agent, 10679 * but only start the verification timeout after the 10680 * target BroadcastReceivers have run. 10681 */ 10682 verification.setComponent(requiredVerifierComponent); 10683 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10684 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10685 new BroadcastReceiver() { 10686 @Override 10687 public void onReceive(Context context, Intent intent) { 10688 final Message msg = mHandler 10689 .obtainMessage(CHECK_PENDING_VERIFICATION); 10690 msg.arg1 = verificationId; 10691 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10692 } 10693 }, null, 0, null, null); 10694 10695 /* 10696 * We don't want the copy to proceed until verification 10697 * succeeds, so null out this field. 10698 */ 10699 mArgs = null; 10700 } 10701 } else { 10702 /* 10703 * No package verification is enabled, so immediately start 10704 * the remote call to initiate copy using temporary file. 10705 */ 10706 ret = args.copyApk(mContainerService, true); 10707 } 10708 } 10709 10710 mRet = ret; 10711 } 10712 10713 @Override 10714 void handleReturnCode() { 10715 // If mArgs is null, then MCS couldn't be reached. When it 10716 // reconnects, it will try again to install. At that point, this 10717 // will succeed. 10718 if (mArgs != null) { 10719 processPendingInstall(mArgs, mRet); 10720 } 10721 } 10722 10723 @Override 10724 void handleServiceError() { 10725 mArgs = createInstallArgs(this); 10726 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10727 } 10728 10729 public boolean isForwardLocked() { 10730 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10731 } 10732 } 10733 10734 /** 10735 * Used during creation of InstallArgs 10736 * 10737 * @param installFlags package installation flags 10738 * @return true if should be installed on external storage 10739 */ 10740 private static boolean installOnExternalAsec(int installFlags) { 10741 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10742 return false; 10743 } 10744 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10745 return true; 10746 } 10747 return false; 10748 } 10749 10750 /** 10751 * Used during creation of InstallArgs 10752 * 10753 * @param installFlags package installation flags 10754 * @return true if should be installed as forward locked 10755 */ 10756 private static boolean installForwardLocked(int installFlags) { 10757 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10758 } 10759 10760 private InstallArgs createInstallArgs(InstallParams params) { 10761 if (params.move != null) { 10762 return new MoveInstallArgs(params); 10763 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10764 return new AsecInstallArgs(params); 10765 } else { 10766 return new FileInstallArgs(params); 10767 } 10768 } 10769 10770 /** 10771 * Create args that describe an existing installed package. Typically used 10772 * when cleaning up old installs, or used as a move source. 10773 */ 10774 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10775 String resourcePath, String[] instructionSets) { 10776 final boolean isInAsec; 10777 if (installOnExternalAsec(installFlags)) { 10778 /* Apps on SD card are always in ASEC containers. */ 10779 isInAsec = true; 10780 } else if (installForwardLocked(installFlags) 10781 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10782 /* 10783 * Forward-locked apps are only in ASEC containers if they're the 10784 * new style 10785 */ 10786 isInAsec = true; 10787 } else { 10788 isInAsec = false; 10789 } 10790 10791 if (isInAsec) { 10792 return new AsecInstallArgs(codePath, instructionSets, 10793 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10794 } else { 10795 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10796 } 10797 } 10798 10799 static abstract class InstallArgs { 10800 /** @see InstallParams#origin */ 10801 final OriginInfo origin; 10802 /** @see InstallParams#move */ 10803 final MoveInfo move; 10804 10805 final IPackageInstallObserver2 observer; 10806 // Always refers to PackageManager flags only 10807 final int installFlags; 10808 final String installerPackageName; 10809 final String volumeUuid; 10810 final ManifestDigest manifestDigest; 10811 final UserHandle user; 10812 final String abiOverride; 10813 final String[] installGrantPermissions; 10814 10815 // The list of instruction sets supported by this app. This is currently 10816 // only used during the rmdex() phase to clean up resources. We can get rid of this 10817 // if we move dex files under the common app path. 10818 /* nullable */ String[] instructionSets; 10819 10820 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10821 int installFlags, String installerPackageName, String volumeUuid, 10822 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10823 String abiOverride, String[] installGrantPermissions) { 10824 this.origin = origin; 10825 this.move = move; 10826 this.installFlags = installFlags; 10827 this.observer = observer; 10828 this.installerPackageName = installerPackageName; 10829 this.volumeUuid = volumeUuid; 10830 this.manifestDigest = manifestDigest; 10831 this.user = user; 10832 this.instructionSets = instructionSets; 10833 this.abiOverride = abiOverride; 10834 this.installGrantPermissions = installGrantPermissions; 10835 } 10836 10837 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10838 abstract int doPreInstall(int status); 10839 10840 /** 10841 * Rename package into final resting place. All paths on the given 10842 * scanned package should be updated to reflect the rename. 10843 */ 10844 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10845 abstract int doPostInstall(int status, int uid); 10846 10847 /** @see PackageSettingBase#codePathString */ 10848 abstract String getCodePath(); 10849 /** @see PackageSettingBase#resourcePathString */ 10850 abstract String getResourcePath(); 10851 10852 // Need installer lock especially for dex file removal. 10853 abstract void cleanUpResourcesLI(); 10854 abstract boolean doPostDeleteLI(boolean delete); 10855 10856 /** 10857 * Called before the source arguments are copied. This is used mostly 10858 * for MoveParams when it needs to read the source file to put it in the 10859 * destination. 10860 */ 10861 int doPreCopy() { 10862 return PackageManager.INSTALL_SUCCEEDED; 10863 } 10864 10865 /** 10866 * Called after the source arguments are copied. This is used mostly for 10867 * MoveParams when it needs to read the source file to put it in the 10868 * destination. 10869 * 10870 * @return 10871 */ 10872 int doPostCopy(int uid) { 10873 return PackageManager.INSTALL_SUCCEEDED; 10874 } 10875 10876 protected boolean isFwdLocked() { 10877 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10878 } 10879 10880 protected boolean isExternalAsec() { 10881 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10882 } 10883 10884 UserHandle getUser() { 10885 return user; 10886 } 10887 } 10888 10889 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10890 if (!allCodePaths.isEmpty()) { 10891 if (instructionSets == null) { 10892 throw new IllegalStateException("instructionSet == null"); 10893 } 10894 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10895 for (String codePath : allCodePaths) { 10896 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10897 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10898 if (retCode < 0) { 10899 Slog.w(TAG, "Couldn't remove dex file for package: " 10900 + " at location " + codePath + ", retcode=" + retCode); 10901 // we don't consider this to be a failure of the core package deletion 10902 } 10903 } 10904 } 10905 } 10906 } 10907 10908 /** 10909 * Logic to handle installation of non-ASEC applications, including copying 10910 * and renaming logic. 10911 */ 10912 class FileInstallArgs extends InstallArgs { 10913 private File codeFile; 10914 private File resourceFile; 10915 10916 // Example topology: 10917 // /data/app/com.example/base.apk 10918 // /data/app/com.example/split_foo.apk 10919 // /data/app/com.example/lib/arm/libfoo.so 10920 // /data/app/com.example/lib/arm64/libfoo.so 10921 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10922 10923 /** New install */ 10924 FileInstallArgs(InstallParams params) { 10925 super(params.origin, params.move, params.observer, params.installFlags, 10926 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10927 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 10928 params.grantedRuntimePermissions); 10929 if (isFwdLocked()) { 10930 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10931 } 10932 } 10933 10934 /** Existing install */ 10935 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10936 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10937 null, null); 10938 this.codeFile = (codePath != null) ? new File(codePath) : null; 10939 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10940 } 10941 10942 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10943 if (origin.staged) { 10944 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10945 codeFile = origin.file; 10946 resourceFile = origin.file; 10947 return PackageManager.INSTALL_SUCCEEDED; 10948 } 10949 10950 try { 10951 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10952 codeFile = tempDir; 10953 resourceFile = tempDir; 10954 } catch (IOException e) { 10955 Slog.w(TAG, "Failed to create copy file: " + e); 10956 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10957 } 10958 10959 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10960 @Override 10961 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10962 if (!FileUtils.isValidExtFilename(name)) { 10963 throw new IllegalArgumentException("Invalid filename: " + name); 10964 } 10965 try { 10966 final File file = new File(codeFile, name); 10967 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10968 O_RDWR | O_CREAT, 0644); 10969 Os.chmod(file.getAbsolutePath(), 0644); 10970 return new ParcelFileDescriptor(fd); 10971 } catch (ErrnoException e) { 10972 throw new RemoteException("Failed to open: " + e.getMessage()); 10973 } 10974 } 10975 }; 10976 10977 int ret = PackageManager.INSTALL_SUCCEEDED; 10978 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10979 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10980 Slog.e(TAG, "Failed to copy package"); 10981 return ret; 10982 } 10983 10984 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10985 NativeLibraryHelper.Handle handle = null; 10986 try { 10987 handle = NativeLibraryHelper.Handle.create(codeFile); 10988 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10989 abiOverride); 10990 } catch (IOException e) { 10991 Slog.e(TAG, "Copying native libraries failed", e); 10992 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10993 } finally { 10994 IoUtils.closeQuietly(handle); 10995 } 10996 10997 return ret; 10998 } 10999 11000 int doPreInstall(int status) { 11001 if (status != PackageManager.INSTALL_SUCCEEDED) { 11002 cleanUp(); 11003 } 11004 return status; 11005 } 11006 11007 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11008 if (status != PackageManager.INSTALL_SUCCEEDED) { 11009 cleanUp(); 11010 return false; 11011 } 11012 11013 final File targetDir = codeFile.getParentFile(); 11014 final File beforeCodeFile = codeFile; 11015 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11016 11017 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11018 try { 11019 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11020 } catch (ErrnoException e) { 11021 Slog.w(TAG, "Failed to rename", e); 11022 return false; 11023 } 11024 11025 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11026 Slog.w(TAG, "Failed to restorecon"); 11027 return false; 11028 } 11029 11030 // Reflect the rename internally 11031 codeFile = afterCodeFile; 11032 resourceFile = afterCodeFile; 11033 11034 // Reflect the rename in scanned details 11035 pkg.codePath = afterCodeFile.getAbsolutePath(); 11036 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11037 pkg.baseCodePath); 11038 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11039 pkg.splitCodePaths); 11040 11041 // Reflect the rename in app info 11042 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11043 pkg.applicationInfo.setCodePath(pkg.codePath); 11044 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11045 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11046 pkg.applicationInfo.setResourcePath(pkg.codePath); 11047 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11048 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11049 11050 return true; 11051 } 11052 11053 int doPostInstall(int status, int uid) { 11054 if (status != PackageManager.INSTALL_SUCCEEDED) { 11055 cleanUp(); 11056 } 11057 return status; 11058 } 11059 11060 @Override 11061 String getCodePath() { 11062 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11063 } 11064 11065 @Override 11066 String getResourcePath() { 11067 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11068 } 11069 11070 private boolean cleanUp() { 11071 if (codeFile == null || !codeFile.exists()) { 11072 return false; 11073 } 11074 11075 if (codeFile.isDirectory()) { 11076 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11077 } else { 11078 codeFile.delete(); 11079 } 11080 11081 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11082 resourceFile.delete(); 11083 } 11084 11085 return true; 11086 } 11087 11088 void cleanUpResourcesLI() { 11089 // Try enumerating all code paths before deleting 11090 List<String> allCodePaths = Collections.EMPTY_LIST; 11091 if (codeFile != null && codeFile.exists()) { 11092 try { 11093 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11094 allCodePaths = pkg.getAllCodePaths(); 11095 } catch (PackageParserException e) { 11096 // Ignored; we tried our best 11097 } 11098 } 11099 11100 cleanUp(); 11101 removeDexFiles(allCodePaths, instructionSets); 11102 } 11103 11104 boolean doPostDeleteLI(boolean delete) { 11105 // XXX err, shouldn't we respect the delete flag? 11106 cleanUpResourcesLI(); 11107 return true; 11108 } 11109 } 11110 11111 private boolean isAsecExternal(String cid) { 11112 final String asecPath = PackageHelper.getSdFilesystem(cid); 11113 return !asecPath.startsWith(mAsecInternalPath); 11114 } 11115 11116 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11117 PackageManagerException { 11118 if (copyRet < 0) { 11119 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11120 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11121 throw new PackageManagerException(copyRet, message); 11122 } 11123 } 11124 } 11125 11126 /** 11127 * Extract the MountService "container ID" from the full code path of an 11128 * .apk. 11129 */ 11130 static String cidFromCodePath(String fullCodePath) { 11131 int eidx = fullCodePath.lastIndexOf("/"); 11132 String subStr1 = fullCodePath.substring(0, eidx); 11133 int sidx = subStr1.lastIndexOf("/"); 11134 return subStr1.substring(sidx+1, eidx); 11135 } 11136 11137 /** 11138 * Logic to handle installation of ASEC applications, including copying and 11139 * renaming logic. 11140 */ 11141 class AsecInstallArgs extends InstallArgs { 11142 static final String RES_FILE_NAME = "pkg.apk"; 11143 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11144 11145 String cid; 11146 String packagePath; 11147 String resourcePath; 11148 11149 /** New install */ 11150 AsecInstallArgs(InstallParams params) { 11151 super(params.origin, params.move, params.observer, params.installFlags, 11152 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11153 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11154 params.grantedRuntimePermissions); 11155 } 11156 11157 /** Existing install */ 11158 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11159 boolean isExternal, boolean isForwardLocked) { 11160 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11161 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11162 instructionSets, null, null); 11163 // Hackily pretend we're still looking at a full code path 11164 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11165 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11166 } 11167 11168 // Extract cid from fullCodePath 11169 int eidx = fullCodePath.lastIndexOf("/"); 11170 String subStr1 = fullCodePath.substring(0, eidx); 11171 int sidx = subStr1.lastIndexOf("/"); 11172 cid = subStr1.substring(sidx+1, eidx); 11173 setMountPath(subStr1); 11174 } 11175 11176 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11177 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11178 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11179 instructionSets, null, null); 11180 this.cid = cid; 11181 setMountPath(PackageHelper.getSdDir(cid)); 11182 } 11183 11184 void createCopyFile() { 11185 cid = mInstallerService.allocateExternalStageCidLegacy(); 11186 } 11187 11188 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11189 if (origin.staged) { 11190 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11191 cid = origin.cid; 11192 setMountPath(PackageHelper.getSdDir(cid)); 11193 return PackageManager.INSTALL_SUCCEEDED; 11194 } 11195 11196 if (temp) { 11197 createCopyFile(); 11198 } else { 11199 /* 11200 * Pre-emptively destroy the container since it's destroyed if 11201 * copying fails due to it existing anyway. 11202 */ 11203 PackageHelper.destroySdDir(cid); 11204 } 11205 11206 final String newMountPath = imcs.copyPackageToContainer( 11207 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11208 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11209 11210 if (newMountPath != null) { 11211 setMountPath(newMountPath); 11212 return PackageManager.INSTALL_SUCCEEDED; 11213 } else { 11214 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11215 } 11216 } 11217 11218 @Override 11219 String getCodePath() { 11220 return packagePath; 11221 } 11222 11223 @Override 11224 String getResourcePath() { 11225 return resourcePath; 11226 } 11227 11228 int doPreInstall(int status) { 11229 if (status != PackageManager.INSTALL_SUCCEEDED) { 11230 // Destroy container 11231 PackageHelper.destroySdDir(cid); 11232 } else { 11233 boolean mounted = PackageHelper.isContainerMounted(cid); 11234 if (!mounted) { 11235 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11236 Process.SYSTEM_UID); 11237 if (newMountPath != null) { 11238 setMountPath(newMountPath); 11239 } else { 11240 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11241 } 11242 } 11243 } 11244 return status; 11245 } 11246 11247 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11248 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11249 String newMountPath = null; 11250 if (PackageHelper.isContainerMounted(cid)) { 11251 // Unmount the container 11252 if (!PackageHelper.unMountSdDir(cid)) { 11253 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11254 return false; 11255 } 11256 } 11257 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11258 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11259 " which might be stale. Will try to clean up."); 11260 // Clean up the stale container and proceed to recreate. 11261 if (!PackageHelper.destroySdDir(newCacheId)) { 11262 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11263 return false; 11264 } 11265 // Successfully cleaned up stale container. Try to rename again. 11266 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11267 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11268 + " inspite of cleaning it up."); 11269 return false; 11270 } 11271 } 11272 if (!PackageHelper.isContainerMounted(newCacheId)) { 11273 Slog.w(TAG, "Mounting container " + newCacheId); 11274 newMountPath = PackageHelper.mountSdDir(newCacheId, 11275 getEncryptKey(), Process.SYSTEM_UID); 11276 } else { 11277 newMountPath = PackageHelper.getSdDir(newCacheId); 11278 } 11279 if (newMountPath == null) { 11280 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11281 return false; 11282 } 11283 Log.i(TAG, "Succesfully renamed " + cid + 11284 " to " + newCacheId + 11285 " at new path: " + newMountPath); 11286 cid = newCacheId; 11287 11288 final File beforeCodeFile = new File(packagePath); 11289 setMountPath(newMountPath); 11290 final File afterCodeFile = new File(packagePath); 11291 11292 // Reflect the rename in scanned details 11293 pkg.codePath = afterCodeFile.getAbsolutePath(); 11294 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11295 pkg.baseCodePath); 11296 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11297 pkg.splitCodePaths); 11298 11299 // Reflect the rename in app info 11300 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11301 pkg.applicationInfo.setCodePath(pkg.codePath); 11302 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11303 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11304 pkg.applicationInfo.setResourcePath(pkg.codePath); 11305 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11306 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11307 11308 return true; 11309 } 11310 11311 private void setMountPath(String mountPath) { 11312 final File mountFile = new File(mountPath); 11313 11314 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11315 if (monolithicFile.exists()) { 11316 packagePath = monolithicFile.getAbsolutePath(); 11317 if (isFwdLocked()) { 11318 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11319 } else { 11320 resourcePath = packagePath; 11321 } 11322 } else { 11323 packagePath = mountFile.getAbsolutePath(); 11324 resourcePath = packagePath; 11325 } 11326 } 11327 11328 int doPostInstall(int status, int uid) { 11329 if (status != PackageManager.INSTALL_SUCCEEDED) { 11330 cleanUp(); 11331 } else { 11332 final int groupOwner; 11333 final String protectedFile; 11334 if (isFwdLocked()) { 11335 groupOwner = UserHandle.getSharedAppGid(uid); 11336 protectedFile = RES_FILE_NAME; 11337 } else { 11338 groupOwner = -1; 11339 protectedFile = null; 11340 } 11341 11342 if (uid < Process.FIRST_APPLICATION_UID 11343 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11344 Slog.e(TAG, "Failed to finalize " + cid); 11345 PackageHelper.destroySdDir(cid); 11346 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11347 } 11348 11349 boolean mounted = PackageHelper.isContainerMounted(cid); 11350 if (!mounted) { 11351 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11352 } 11353 } 11354 return status; 11355 } 11356 11357 private void cleanUp() { 11358 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11359 11360 // Destroy secure container 11361 PackageHelper.destroySdDir(cid); 11362 } 11363 11364 private List<String> getAllCodePaths() { 11365 final File codeFile = new File(getCodePath()); 11366 if (codeFile != null && codeFile.exists()) { 11367 try { 11368 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11369 return pkg.getAllCodePaths(); 11370 } catch (PackageParserException e) { 11371 // Ignored; we tried our best 11372 } 11373 } 11374 return Collections.EMPTY_LIST; 11375 } 11376 11377 void cleanUpResourcesLI() { 11378 // Enumerate all code paths before deleting 11379 cleanUpResourcesLI(getAllCodePaths()); 11380 } 11381 11382 private void cleanUpResourcesLI(List<String> allCodePaths) { 11383 cleanUp(); 11384 removeDexFiles(allCodePaths, instructionSets); 11385 } 11386 11387 String getPackageName() { 11388 return getAsecPackageName(cid); 11389 } 11390 11391 boolean doPostDeleteLI(boolean delete) { 11392 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11393 final List<String> allCodePaths = getAllCodePaths(); 11394 boolean mounted = PackageHelper.isContainerMounted(cid); 11395 if (mounted) { 11396 // Unmount first 11397 if (PackageHelper.unMountSdDir(cid)) { 11398 mounted = false; 11399 } 11400 } 11401 if (!mounted && delete) { 11402 cleanUpResourcesLI(allCodePaths); 11403 } 11404 return !mounted; 11405 } 11406 11407 @Override 11408 int doPreCopy() { 11409 if (isFwdLocked()) { 11410 if (!PackageHelper.fixSdPermissions(cid, 11411 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11412 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11413 } 11414 } 11415 11416 return PackageManager.INSTALL_SUCCEEDED; 11417 } 11418 11419 @Override 11420 int doPostCopy(int uid) { 11421 if (isFwdLocked()) { 11422 if (uid < Process.FIRST_APPLICATION_UID 11423 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11424 RES_FILE_NAME)) { 11425 Slog.e(TAG, "Failed to finalize " + cid); 11426 PackageHelper.destroySdDir(cid); 11427 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11428 } 11429 } 11430 11431 return PackageManager.INSTALL_SUCCEEDED; 11432 } 11433 } 11434 11435 /** 11436 * Logic to handle movement of existing installed applications. 11437 */ 11438 class MoveInstallArgs extends InstallArgs { 11439 private File codeFile; 11440 private File resourceFile; 11441 11442 /** New install */ 11443 MoveInstallArgs(InstallParams params) { 11444 super(params.origin, params.move, params.observer, params.installFlags, 11445 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11446 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11447 params.grantedRuntimePermissions); 11448 } 11449 11450 int copyApk(IMediaContainerService imcs, boolean temp) { 11451 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11452 + move.fromUuid + " to " + move.toUuid); 11453 synchronized (mInstaller) { 11454 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11455 move.dataAppName, move.appId, move.seinfo) != 0) { 11456 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11457 } 11458 } 11459 11460 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11461 resourceFile = codeFile; 11462 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11463 11464 return PackageManager.INSTALL_SUCCEEDED; 11465 } 11466 11467 int doPreInstall(int status) { 11468 if (status != PackageManager.INSTALL_SUCCEEDED) { 11469 cleanUp(move.toUuid); 11470 } 11471 return status; 11472 } 11473 11474 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11475 if (status != PackageManager.INSTALL_SUCCEEDED) { 11476 cleanUp(move.toUuid); 11477 return false; 11478 } 11479 11480 // Reflect the move in app info 11481 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11482 pkg.applicationInfo.setCodePath(pkg.codePath); 11483 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11484 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11485 pkg.applicationInfo.setResourcePath(pkg.codePath); 11486 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11487 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11488 11489 return true; 11490 } 11491 11492 int doPostInstall(int status, int uid) { 11493 if (status == PackageManager.INSTALL_SUCCEEDED) { 11494 cleanUp(move.fromUuid); 11495 } else { 11496 cleanUp(move.toUuid); 11497 } 11498 return status; 11499 } 11500 11501 @Override 11502 String getCodePath() { 11503 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11504 } 11505 11506 @Override 11507 String getResourcePath() { 11508 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11509 } 11510 11511 private boolean cleanUp(String volumeUuid) { 11512 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11513 move.dataAppName); 11514 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11515 synchronized (mInstallLock) { 11516 // Clean up both app data and code 11517 removeDataDirsLI(volumeUuid, move.packageName); 11518 if (codeFile.isDirectory()) { 11519 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11520 } else { 11521 codeFile.delete(); 11522 } 11523 } 11524 return true; 11525 } 11526 11527 void cleanUpResourcesLI() { 11528 throw new UnsupportedOperationException(); 11529 } 11530 11531 boolean doPostDeleteLI(boolean delete) { 11532 throw new UnsupportedOperationException(); 11533 } 11534 } 11535 11536 static String getAsecPackageName(String packageCid) { 11537 int idx = packageCid.lastIndexOf("-"); 11538 if (idx == -1) { 11539 return packageCid; 11540 } 11541 return packageCid.substring(0, idx); 11542 } 11543 11544 // Utility method used to create code paths based on package name and available index. 11545 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11546 String idxStr = ""; 11547 int idx = 1; 11548 // Fall back to default value of idx=1 if prefix is not 11549 // part of oldCodePath 11550 if (oldCodePath != null) { 11551 String subStr = oldCodePath; 11552 // Drop the suffix right away 11553 if (suffix != null && subStr.endsWith(suffix)) { 11554 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11555 } 11556 // If oldCodePath already contains prefix find out the 11557 // ending index to either increment or decrement. 11558 int sidx = subStr.lastIndexOf(prefix); 11559 if (sidx != -1) { 11560 subStr = subStr.substring(sidx + prefix.length()); 11561 if (subStr != null) { 11562 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11563 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11564 } 11565 try { 11566 idx = Integer.parseInt(subStr); 11567 if (idx <= 1) { 11568 idx++; 11569 } else { 11570 idx--; 11571 } 11572 } catch(NumberFormatException e) { 11573 } 11574 } 11575 } 11576 } 11577 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11578 return prefix + idxStr; 11579 } 11580 11581 private File getNextCodePath(File targetDir, String packageName) { 11582 int suffix = 1; 11583 File result; 11584 do { 11585 result = new File(targetDir, packageName + "-" + suffix); 11586 suffix++; 11587 } while (result.exists()); 11588 return result; 11589 } 11590 11591 // Utility method that returns the relative package path with respect 11592 // to the installation directory. Like say for /data/data/com.test-1.apk 11593 // string com.test-1 is returned. 11594 static String deriveCodePathName(String codePath) { 11595 if (codePath == null) { 11596 return null; 11597 } 11598 final File codeFile = new File(codePath); 11599 final String name = codeFile.getName(); 11600 if (codeFile.isDirectory()) { 11601 return name; 11602 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11603 final int lastDot = name.lastIndexOf('.'); 11604 return name.substring(0, lastDot); 11605 } else { 11606 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11607 return null; 11608 } 11609 } 11610 11611 class PackageInstalledInfo { 11612 String name; 11613 int uid; 11614 // The set of users that originally had this package installed. 11615 int[] origUsers; 11616 // The set of users that now have this package installed. 11617 int[] newUsers; 11618 PackageParser.Package pkg; 11619 int returnCode; 11620 String returnMsg; 11621 PackageRemovedInfo removedInfo; 11622 11623 public void setError(int code, String msg) { 11624 returnCode = code; 11625 returnMsg = msg; 11626 Slog.w(TAG, msg); 11627 } 11628 11629 public void setError(String msg, PackageParserException e) { 11630 returnCode = e.error; 11631 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11632 Slog.w(TAG, msg, e); 11633 } 11634 11635 public void setError(String msg, PackageManagerException e) { 11636 returnCode = e.error; 11637 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11638 Slog.w(TAG, msg, e); 11639 } 11640 11641 // In some error cases we want to convey more info back to the observer 11642 String origPackage; 11643 String origPermission; 11644 } 11645 11646 /* 11647 * Install a non-existing package. 11648 */ 11649 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11650 UserHandle user, String installerPackageName, String volumeUuid, 11651 PackageInstalledInfo res) { 11652 // Remember this for later, in case we need to rollback this install 11653 String pkgName = pkg.packageName; 11654 11655 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11656 final boolean dataDirExists = Environment 11657 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11658 synchronized(mPackages) { 11659 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11660 // A package with the same name is already installed, though 11661 // it has been renamed to an older name. The package we 11662 // are trying to install should be installed as an update to 11663 // the existing one, but that has not been requested, so bail. 11664 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11665 + " without first uninstalling package running as " 11666 + mSettings.mRenamedPackages.get(pkgName)); 11667 return; 11668 } 11669 if (mPackages.containsKey(pkgName)) { 11670 // Don't allow installation over an existing package with the same name. 11671 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11672 + " without first uninstalling."); 11673 return; 11674 } 11675 } 11676 11677 try { 11678 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11679 System.currentTimeMillis(), user); 11680 11681 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11682 // delete the partially installed application. the data directory will have to be 11683 // restored if it was already existing 11684 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11685 // remove package from internal structures. Note that we want deletePackageX to 11686 // delete the package data and cache directories that it created in 11687 // scanPackageLocked, unless those directories existed before we even tried to 11688 // install. 11689 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11690 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11691 res.removedInfo, true); 11692 } 11693 11694 } catch (PackageManagerException e) { 11695 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11696 } 11697 } 11698 11699 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11700 // Can't rotate keys during boot or if sharedUser. 11701 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11702 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11703 return false; 11704 } 11705 // app is using upgradeKeySets; make sure all are valid 11706 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11707 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11708 for (int i = 0; i < upgradeKeySets.length; i++) { 11709 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11710 Slog.wtf(TAG, "Package " 11711 + (oldPs.name != null ? oldPs.name : "<null>") 11712 + " contains upgrade-key-set reference to unknown key-set: " 11713 + upgradeKeySets[i] 11714 + " reverting to signatures check."); 11715 return false; 11716 } 11717 } 11718 return true; 11719 } 11720 11721 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11722 // Upgrade keysets are being used. Determine if new package has a superset of the 11723 // required keys. 11724 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11725 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11726 for (int i = 0; i < upgradeKeySets.length; i++) { 11727 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11728 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11729 return true; 11730 } 11731 } 11732 return false; 11733 } 11734 11735 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11736 UserHandle user, String installerPackageName, String volumeUuid, 11737 PackageInstalledInfo res) { 11738 final PackageParser.Package oldPackage; 11739 final String pkgName = pkg.packageName; 11740 final int[] allUsers; 11741 final boolean[] perUserInstalled; 11742 final boolean weFroze; 11743 11744 // First find the old package info and check signatures 11745 synchronized(mPackages) { 11746 oldPackage = mPackages.get(pkgName); 11747 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11748 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11749 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11750 if(!checkUpgradeKeySetLP(ps, pkg)) { 11751 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11752 "New package not signed by keys specified by upgrade-keysets: " 11753 + pkgName); 11754 return; 11755 } 11756 } else { 11757 // default to original signature matching 11758 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11759 != PackageManager.SIGNATURE_MATCH) { 11760 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11761 "New package has a different signature: " + pkgName); 11762 return; 11763 } 11764 } 11765 11766 // In case of rollback, remember per-user/profile install state 11767 allUsers = sUserManager.getUserIds(); 11768 perUserInstalled = new boolean[allUsers.length]; 11769 for (int i = 0; i < allUsers.length; i++) { 11770 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11771 } 11772 11773 // Mark the app as frozen to prevent launching during the upgrade 11774 // process, and then kill all running instances 11775 if (!ps.frozen) { 11776 ps.frozen = true; 11777 weFroze = true; 11778 } else { 11779 weFroze = false; 11780 } 11781 } 11782 11783 // Now that we're guarded by frozen state, kill app during upgrade 11784 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11785 11786 try { 11787 boolean sysPkg = (isSystemApp(oldPackage)); 11788 if (sysPkg) { 11789 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11790 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11791 } else { 11792 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11793 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11794 } 11795 } finally { 11796 // Regardless of success or failure of upgrade steps above, always 11797 // unfreeze the package if we froze it 11798 if (weFroze) { 11799 unfreezePackage(pkgName); 11800 } 11801 } 11802 } 11803 11804 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11805 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11806 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11807 String volumeUuid, PackageInstalledInfo res) { 11808 String pkgName = deletedPackage.packageName; 11809 boolean deletedPkg = true; 11810 boolean updatedSettings = false; 11811 11812 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11813 + deletedPackage); 11814 long origUpdateTime; 11815 if (pkg.mExtras != null) { 11816 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11817 } else { 11818 origUpdateTime = 0; 11819 } 11820 11821 // First delete the existing package while retaining the data directory 11822 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11823 res.removedInfo, true)) { 11824 // If the existing package wasn't successfully deleted 11825 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11826 deletedPkg = false; 11827 } else { 11828 // Successfully deleted the old package; proceed with replace. 11829 11830 // If deleted package lived in a container, give users a chance to 11831 // relinquish resources before killing. 11832 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11833 if (DEBUG_INSTALL) { 11834 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11835 } 11836 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11837 final ArrayList<String> pkgList = new ArrayList<String>(1); 11838 pkgList.add(deletedPackage.applicationInfo.packageName); 11839 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11840 } 11841 11842 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11843 try { 11844 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11845 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11846 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11847 perUserInstalled, res, user); 11848 updatedSettings = true; 11849 } catch (PackageManagerException e) { 11850 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11851 } 11852 } 11853 11854 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11855 // remove package from internal structures. Note that we want deletePackageX to 11856 // delete the package data and cache directories that it created in 11857 // scanPackageLocked, unless those directories existed before we even tried to 11858 // install. 11859 if(updatedSettings) { 11860 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11861 deletePackageLI( 11862 pkgName, null, true, allUsers, perUserInstalled, 11863 PackageManager.DELETE_KEEP_DATA, 11864 res.removedInfo, true); 11865 } 11866 // Since we failed to install the new package we need to restore the old 11867 // package that we deleted. 11868 if (deletedPkg) { 11869 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11870 File restoreFile = new File(deletedPackage.codePath); 11871 // Parse old package 11872 boolean oldExternal = isExternal(deletedPackage); 11873 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11874 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11875 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11876 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11877 try { 11878 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11879 } catch (PackageManagerException e) { 11880 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11881 + e.getMessage()); 11882 return; 11883 } 11884 // Restore of old package succeeded. Update permissions. 11885 // writer 11886 synchronized (mPackages) { 11887 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11888 UPDATE_PERMISSIONS_ALL); 11889 // can downgrade to reader 11890 mSettings.writeLPr(); 11891 } 11892 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11893 } 11894 } 11895 } 11896 11897 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11898 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11899 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11900 String volumeUuid, PackageInstalledInfo res) { 11901 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11902 + ", old=" + deletedPackage); 11903 boolean disabledSystem = false; 11904 boolean updatedSettings = false; 11905 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11906 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11907 != 0) { 11908 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11909 } 11910 String packageName = deletedPackage.packageName; 11911 if (packageName == null) { 11912 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11913 "Attempt to delete null packageName."); 11914 return; 11915 } 11916 PackageParser.Package oldPkg; 11917 PackageSetting oldPkgSetting; 11918 // reader 11919 synchronized (mPackages) { 11920 oldPkg = mPackages.get(packageName); 11921 oldPkgSetting = mSettings.mPackages.get(packageName); 11922 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11923 (oldPkgSetting == null)) { 11924 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11925 "Couldn't find package:" + packageName + " information"); 11926 return; 11927 } 11928 } 11929 11930 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11931 res.removedInfo.removedPackage = packageName; 11932 // Remove existing system package 11933 removePackageLI(oldPkgSetting, true); 11934 // writer 11935 synchronized (mPackages) { 11936 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11937 if (!disabledSystem && deletedPackage != null) { 11938 // We didn't need to disable the .apk as a current system package, 11939 // which means we are replacing another update that is already 11940 // installed. We need to make sure to delete the older one's .apk. 11941 res.removedInfo.args = createInstallArgsForExisting(0, 11942 deletedPackage.applicationInfo.getCodePath(), 11943 deletedPackage.applicationInfo.getResourcePath(), 11944 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11945 } else { 11946 res.removedInfo.args = null; 11947 } 11948 } 11949 11950 // Successfully disabled the old package. Now proceed with re-installation 11951 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11952 11953 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11954 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11955 11956 PackageParser.Package newPackage = null; 11957 try { 11958 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11959 if (newPackage.mExtras != null) { 11960 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11961 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11962 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11963 11964 // is the update attempting to change shared user? that isn't going to work... 11965 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11966 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11967 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11968 + " to " + newPkgSetting.sharedUser); 11969 updatedSettings = true; 11970 } 11971 } 11972 11973 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11974 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11975 perUserInstalled, res, user); 11976 updatedSettings = true; 11977 } 11978 11979 } catch (PackageManagerException e) { 11980 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11981 } 11982 11983 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11984 // Re installation failed. Restore old information 11985 // Remove new pkg information 11986 if (newPackage != null) { 11987 removeInstalledPackageLI(newPackage, true); 11988 } 11989 // Add back the old system package 11990 try { 11991 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11992 } catch (PackageManagerException e) { 11993 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11994 } 11995 // Restore the old system information in Settings 11996 synchronized (mPackages) { 11997 if (disabledSystem) { 11998 mSettings.enableSystemPackageLPw(packageName); 11999 } 12000 if (updatedSettings) { 12001 mSettings.setInstallerPackageName(packageName, 12002 oldPkgSetting.installerPackageName); 12003 } 12004 mSettings.writeLPr(); 12005 } 12006 } 12007 } 12008 12009 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12010 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12011 UserHandle user) { 12012 String pkgName = newPackage.packageName; 12013 synchronized (mPackages) { 12014 //write settings. the installStatus will be incomplete at this stage. 12015 //note that the new package setting would have already been 12016 //added to mPackages. It hasn't been persisted yet. 12017 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12018 mSettings.writeLPr(); 12019 } 12020 12021 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12022 12023 synchronized (mPackages) { 12024 updatePermissionsLPw(newPackage.packageName, newPackage, 12025 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12026 ? UPDATE_PERMISSIONS_ALL : 0)); 12027 // For system-bundled packages, we assume that installing an upgraded version 12028 // of the package implies that the user actually wants to run that new code, 12029 // so we enable the package. 12030 PackageSetting ps = mSettings.mPackages.get(pkgName); 12031 if (ps != null) { 12032 if (isSystemApp(newPackage)) { 12033 // NB: implicit assumption that system package upgrades apply to all users 12034 if (DEBUG_INSTALL) { 12035 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12036 } 12037 if (res.origUsers != null) { 12038 for (int userHandle : res.origUsers) { 12039 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12040 userHandle, installerPackageName); 12041 } 12042 } 12043 // Also convey the prior install/uninstall state 12044 if (allUsers != null && perUserInstalled != null) { 12045 for (int i = 0; i < allUsers.length; i++) { 12046 if (DEBUG_INSTALL) { 12047 Slog.d(TAG, " user " + allUsers[i] 12048 + " => " + perUserInstalled[i]); 12049 } 12050 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12051 } 12052 // these install state changes will be persisted in the 12053 // upcoming call to mSettings.writeLPr(). 12054 } 12055 } 12056 // It's implied that when a user requests installation, they want the app to be 12057 // installed and enabled. 12058 int userId = user.getIdentifier(); 12059 if (userId != UserHandle.USER_ALL) { 12060 ps.setInstalled(true, userId); 12061 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12062 } 12063 } 12064 res.name = pkgName; 12065 res.uid = newPackage.applicationInfo.uid; 12066 res.pkg = newPackage; 12067 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12068 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12069 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12070 //to update install status 12071 mSettings.writeLPr(); 12072 } 12073 } 12074 12075 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12076 final int installFlags = args.installFlags; 12077 final String installerPackageName = args.installerPackageName; 12078 final String volumeUuid = args.volumeUuid; 12079 final File tmpPackageFile = new File(args.getCodePath()); 12080 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12081 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12082 || (args.volumeUuid != null)); 12083 boolean replace = false; 12084 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12085 if (args.move != null) { 12086 // moving a complete application; perfom an initial scan on the new install location 12087 scanFlags |= SCAN_INITIAL; 12088 } 12089 // Result object to be returned 12090 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12091 12092 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12093 // Retrieve PackageSettings and parse package 12094 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12095 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12096 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12097 PackageParser pp = new PackageParser(); 12098 pp.setSeparateProcesses(mSeparateProcesses); 12099 pp.setDisplayMetrics(mMetrics); 12100 12101 final PackageParser.Package pkg; 12102 try { 12103 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12104 } catch (PackageParserException e) { 12105 res.setError("Failed parse during installPackageLI", e); 12106 return; 12107 } 12108 12109 // Mark that we have an install time CPU ABI override. 12110 pkg.cpuAbiOverride = args.abiOverride; 12111 12112 String pkgName = res.name = pkg.packageName; 12113 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12114 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12115 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12116 return; 12117 } 12118 } 12119 12120 try { 12121 pp.collectCertificates(pkg, parseFlags); 12122 pp.collectManifestDigest(pkg); 12123 } catch (PackageParserException e) { 12124 res.setError("Failed collect during installPackageLI", e); 12125 return; 12126 } 12127 12128 /* If the installer passed in a manifest digest, compare it now. */ 12129 if (args.manifestDigest != null) { 12130 if (DEBUG_INSTALL) { 12131 final String parsedManifest = pkg.manifestDigest == null ? "null" 12132 : pkg.manifestDigest.toString(); 12133 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12134 + parsedManifest); 12135 } 12136 12137 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12138 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12139 return; 12140 } 12141 } else if (DEBUG_INSTALL) { 12142 final String parsedManifest = pkg.manifestDigest == null 12143 ? "null" : pkg.manifestDigest.toString(); 12144 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12145 } 12146 12147 // Get rid of all references to package scan path via parser. 12148 pp = null; 12149 String oldCodePath = null; 12150 boolean systemApp = false; 12151 synchronized (mPackages) { 12152 // Check if installing already existing package 12153 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12154 String oldName = mSettings.mRenamedPackages.get(pkgName); 12155 if (pkg.mOriginalPackages != null 12156 && pkg.mOriginalPackages.contains(oldName) 12157 && mPackages.containsKey(oldName)) { 12158 // This package is derived from an original package, 12159 // and this device has been updating from that original 12160 // name. We must continue using the original name, so 12161 // rename the new package here. 12162 pkg.setPackageName(oldName); 12163 pkgName = pkg.packageName; 12164 replace = true; 12165 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12166 + oldName + " pkgName=" + pkgName); 12167 } else if (mPackages.containsKey(pkgName)) { 12168 // This package, under its official name, already exists 12169 // on the device; we should replace it. 12170 replace = true; 12171 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12172 } 12173 12174 // Prevent apps opting out from runtime permissions 12175 if (replace) { 12176 PackageParser.Package oldPackage = mPackages.get(pkgName); 12177 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12178 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12179 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12180 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12181 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12182 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12183 + " doesn't support runtime permissions but the old" 12184 + " target SDK " + oldTargetSdk + " does."); 12185 return; 12186 } 12187 } 12188 } 12189 12190 PackageSetting ps = mSettings.mPackages.get(pkgName); 12191 if (ps != null) { 12192 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12193 12194 // Quick sanity check that we're signed correctly if updating; 12195 // we'll check this again later when scanning, but we want to 12196 // bail early here before tripping over redefined permissions. 12197 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12198 if (!checkUpgradeKeySetLP(ps, pkg)) { 12199 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12200 + pkg.packageName + " upgrade keys do not match the " 12201 + "previously installed version"); 12202 return; 12203 } 12204 } else { 12205 try { 12206 verifySignaturesLP(ps, pkg); 12207 } catch (PackageManagerException e) { 12208 res.setError(e.error, e.getMessage()); 12209 return; 12210 } 12211 } 12212 12213 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12214 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12215 systemApp = (ps.pkg.applicationInfo.flags & 12216 ApplicationInfo.FLAG_SYSTEM) != 0; 12217 } 12218 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12219 } 12220 12221 // Check whether the newly-scanned package wants to define an already-defined perm 12222 int N = pkg.permissions.size(); 12223 for (int i = N-1; i >= 0; i--) { 12224 PackageParser.Permission perm = pkg.permissions.get(i); 12225 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12226 if (bp != null) { 12227 // If the defining package is signed with our cert, it's okay. This 12228 // also includes the "updating the same package" case, of course. 12229 // "updating same package" could also involve key-rotation. 12230 final boolean sigsOk; 12231 if (bp.sourcePackage.equals(pkg.packageName) 12232 && (bp.packageSetting instanceof PackageSetting) 12233 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12234 scanFlags))) { 12235 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12236 } else { 12237 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12238 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12239 } 12240 if (!sigsOk) { 12241 // If the owning package is the system itself, we log but allow 12242 // install to proceed; we fail the install on all other permission 12243 // redefinitions. 12244 if (!bp.sourcePackage.equals("android")) { 12245 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12246 + pkg.packageName + " attempting to redeclare permission " 12247 + perm.info.name + " already owned by " + bp.sourcePackage); 12248 res.origPermission = perm.info.name; 12249 res.origPackage = bp.sourcePackage; 12250 return; 12251 } else { 12252 Slog.w(TAG, "Package " + pkg.packageName 12253 + " attempting to redeclare system permission " 12254 + perm.info.name + "; ignoring new declaration"); 12255 pkg.permissions.remove(i); 12256 } 12257 } 12258 } 12259 } 12260 12261 } 12262 12263 if (systemApp && onExternal) { 12264 // Disable updates to system apps on sdcard 12265 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12266 "Cannot install updates to system apps on sdcard"); 12267 return; 12268 } 12269 12270 if (args.move != null) { 12271 // We did an in-place move, so dex is ready to roll 12272 scanFlags |= SCAN_NO_DEX; 12273 scanFlags |= SCAN_MOVE; 12274 12275 synchronized (mPackages) { 12276 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12277 if (ps == null) { 12278 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12279 "Missing settings for moved package " + pkgName); 12280 } 12281 12282 // We moved the entire application as-is, so bring over the 12283 // previously derived ABI information. 12284 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12285 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12286 } 12287 12288 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12289 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12290 scanFlags |= SCAN_NO_DEX; 12291 12292 try { 12293 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12294 true /* extract libs */); 12295 } catch (PackageManagerException pme) { 12296 Slog.e(TAG, "Error deriving application ABI", pme); 12297 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12298 return; 12299 } 12300 12301 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12302 int result = mPackageDexOptimizer 12303 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12304 false /* defer */, false /* inclDependencies */); 12305 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12306 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12307 return; 12308 } 12309 } 12310 12311 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12312 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12313 return; 12314 } 12315 12316 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12317 12318 if (replace) { 12319 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12320 installerPackageName, volumeUuid, res); 12321 } else { 12322 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12323 args.user, installerPackageName, volumeUuid, res); 12324 } 12325 synchronized (mPackages) { 12326 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12327 if (ps != null) { 12328 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12329 } 12330 } 12331 } 12332 12333 private void startIntentFilterVerifications(int userId, boolean replacing, 12334 PackageParser.Package pkg) { 12335 if (mIntentFilterVerifierComponent == null) { 12336 Slog.w(TAG, "No IntentFilter verification will not be done as " 12337 + "there is no IntentFilterVerifier available!"); 12338 return; 12339 } 12340 12341 final int verifierUid = getPackageUid( 12342 mIntentFilterVerifierComponent.getPackageName(), 12343 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12344 12345 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12346 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12347 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12348 mHandler.sendMessage(msg); 12349 } 12350 12351 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12352 PackageParser.Package pkg) { 12353 int size = pkg.activities.size(); 12354 if (size == 0) { 12355 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12356 "No activity, so no need to verify any IntentFilter!"); 12357 return; 12358 } 12359 12360 final boolean hasDomainURLs = hasDomainURLs(pkg); 12361 if (!hasDomainURLs) { 12362 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12363 "No domain URLs, so no need to verify any IntentFilter!"); 12364 return; 12365 } 12366 12367 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12368 + " if any IntentFilter from the " + size 12369 + " Activities needs verification ..."); 12370 12371 int count = 0; 12372 final String packageName = pkg.packageName; 12373 12374 synchronized (mPackages) { 12375 // If this is a new install and we see that we've already run verification for this 12376 // package, we have nothing to do: it means the state was restored from backup. 12377 if (!replacing) { 12378 IntentFilterVerificationInfo ivi = 12379 mSettings.getIntentFilterVerificationLPr(packageName); 12380 if (ivi != null) { 12381 if (DEBUG_DOMAIN_VERIFICATION) { 12382 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12383 + ivi.getStatusString()); 12384 } 12385 return; 12386 } 12387 } 12388 12389 // If any filters need to be verified, then all need to be. 12390 boolean needToVerify = false; 12391 for (PackageParser.Activity a : pkg.activities) { 12392 for (ActivityIntentInfo filter : a.intents) { 12393 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12394 if (DEBUG_DOMAIN_VERIFICATION) { 12395 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12396 } 12397 needToVerify = true; 12398 break; 12399 } 12400 } 12401 } 12402 12403 if (needToVerify) { 12404 final int verificationId = mIntentFilterVerificationToken++; 12405 for (PackageParser.Activity a : pkg.activities) { 12406 for (ActivityIntentInfo filter : a.intents) { 12407 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12408 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12409 "Verification needed for IntentFilter:" + filter.toString()); 12410 mIntentFilterVerifier.addOneIntentFilterVerification( 12411 verifierUid, userId, verificationId, filter, packageName); 12412 count++; 12413 } 12414 } 12415 } 12416 } 12417 } 12418 12419 if (count > 0) { 12420 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12421 + " IntentFilter verification" + (count > 1 ? "s" : "") 12422 + " for userId:" + userId); 12423 mIntentFilterVerifier.startVerifications(userId); 12424 } else { 12425 if (DEBUG_DOMAIN_VERIFICATION) { 12426 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12427 } 12428 } 12429 } 12430 12431 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12432 final ComponentName cn = filter.activity.getComponentName(); 12433 final String packageName = cn.getPackageName(); 12434 12435 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12436 packageName); 12437 if (ivi == null) { 12438 return true; 12439 } 12440 int status = ivi.getStatus(); 12441 switch (status) { 12442 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12443 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12444 return true; 12445 12446 default: 12447 // Nothing to do 12448 return false; 12449 } 12450 } 12451 12452 private static boolean isMultiArch(PackageSetting ps) { 12453 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12454 } 12455 12456 private static boolean isMultiArch(ApplicationInfo info) { 12457 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12458 } 12459 12460 private static boolean isExternal(PackageParser.Package pkg) { 12461 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12462 } 12463 12464 private static boolean isExternal(PackageSetting ps) { 12465 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12466 } 12467 12468 private static boolean isExternal(ApplicationInfo info) { 12469 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12470 } 12471 12472 private static boolean isSystemApp(PackageParser.Package pkg) { 12473 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12474 } 12475 12476 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12477 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12478 } 12479 12480 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12481 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12482 } 12483 12484 private static boolean isSystemApp(PackageSetting ps) { 12485 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12486 } 12487 12488 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12489 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12490 } 12491 12492 private int packageFlagsToInstallFlags(PackageSetting ps) { 12493 int installFlags = 0; 12494 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12495 // This existing package was an external ASEC install when we have 12496 // the external flag without a UUID 12497 installFlags |= PackageManager.INSTALL_EXTERNAL; 12498 } 12499 if (ps.isForwardLocked()) { 12500 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12501 } 12502 return installFlags; 12503 } 12504 12505 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12506 if (isExternal(pkg)) { 12507 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12508 return mSettings.getExternalVersion(); 12509 } else { 12510 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12511 } 12512 } else { 12513 return mSettings.getInternalVersion(); 12514 } 12515 } 12516 12517 private void deleteTempPackageFiles() { 12518 final FilenameFilter filter = new FilenameFilter() { 12519 public boolean accept(File dir, String name) { 12520 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12521 } 12522 }; 12523 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12524 file.delete(); 12525 } 12526 } 12527 12528 @Override 12529 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12530 int flags) { 12531 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12532 flags); 12533 } 12534 12535 @Override 12536 public void deletePackage(final String packageName, 12537 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12538 mContext.enforceCallingOrSelfPermission( 12539 android.Manifest.permission.DELETE_PACKAGES, null); 12540 Preconditions.checkNotNull(packageName); 12541 Preconditions.checkNotNull(observer); 12542 final int uid = Binder.getCallingUid(); 12543 if (UserHandle.getUserId(uid) != userId) { 12544 mContext.enforceCallingPermission( 12545 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12546 "deletePackage for user " + userId); 12547 } 12548 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12549 try { 12550 observer.onPackageDeleted(packageName, 12551 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12552 } catch (RemoteException re) { 12553 } 12554 return; 12555 } 12556 12557 boolean uninstallBlocked = false; 12558 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12559 int[] users = sUserManager.getUserIds(); 12560 for (int i = 0; i < users.length; ++i) { 12561 if (getBlockUninstallForUser(packageName, users[i])) { 12562 uninstallBlocked = true; 12563 break; 12564 } 12565 } 12566 } else { 12567 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12568 } 12569 if (uninstallBlocked) { 12570 try { 12571 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12572 null); 12573 } catch (RemoteException re) { 12574 } 12575 return; 12576 } 12577 12578 if (DEBUG_REMOVE) { 12579 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12580 } 12581 // Queue up an async operation since the package deletion may take a little while. 12582 mHandler.post(new Runnable() { 12583 public void run() { 12584 mHandler.removeCallbacks(this); 12585 final int returnCode = deletePackageX(packageName, userId, flags); 12586 if (observer != null) { 12587 try { 12588 observer.onPackageDeleted(packageName, returnCode, null); 12589 } catch (RemoteException e) { 12590 Log.i(TAG, "Observer no longer exists."); 12591 } //end catch 12592 } //end if 12593 } //end run 12594 }); 12595 } 12596 12597 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12598 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12599 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12600 try { 12601 if (dpm != null) { 12602 if (dpm.isDeviceOwner(packageName)) { 12603 return true; 12604 } 12605 int[] users; 12606 if (userId == UserHandle.USER_ALL) { 12607 users = sUserManager.getUserIds(); 12608 } else { 12609 users = new int[]{userId}; 12610 } 12611 for (int i = 0; i < users.length; ++i) { 12612 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12613 return true; 12614 } 12615 } 12616 } 12617 } catch (RemoteException e) { 12618 } 12619 return false; 12620 } 12621 12622 /** 12623 * This method is an internal method that could be get invoked either 12624 * to delete an installed package or to clean up a failed installation. 12625 * After deleting an installed package, a broadcast is sent to notify any 12626 * listeners that the package has been installed. For cleaning up a failed 12627 * installation, the broadcast is not necessary since the package's 12628 * installation wouldn't have sent the initial broadcast either 12629 * The key steps in deleting a package are 12630 * deleting the package information in internal structures like mPackages, 12631 * deleting the packages base directories through installd 12632 * updating mSettings to reflect current status 12633 * persisting settings for later use 12634 * sending a broadcast if necessary 12635 */ 12636 private int deletePackageX(String packageName, int userId, int flags) { 12637 final PackageRemovedInfo info = new PackageRemovedInfo(); 12638 final boolean res; 12639 12640 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12641 ? UserHandle.ALL : new UserHandle(userId); 12642 12643 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12644 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12645 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12646 } 12647 12648 boolean removedForAllUsers = false; 12649 boolean systemUpdate = false; 12650 12651 // for the uninstall-updates case and restricted profiles, remember the per- 12652 // userhandle installed state 12653 int[] allUsers; 12654 boolean[] perUserInstalled; 12655 synchronized (mPackages) { 12656 PackageSetting ps = mSettings.mPackages.get(packageName); 12657 allUsers = sUserManager.getUserIds(); 12658 perUserInstalled = new boolean[allUsers.length]; 12659 for (int i = 0; i < allUsers.length; i++) { 12660 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12661 } 12662 } 12663 12664 synchronized (mInstallLock) { 12665 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12666 res = deletePackageLI(packageName, removeForUser, 12667 true, allUsers, perUserInstalled, 12668 flags | REMOVE_CHATTY, info, true); 12669 systemUpdate = info.isRemovedPackageSystemUpdate; 12670 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12671 removedForAllUsers = true; 12672 } 12673 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12674 + " removedForAllUsers=" + removedForAllUsers); 12675 } 12676 12677 if (res) { 12678 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12679 12680 // If the removed package was a system update, the old system package 12681 // was re-enabled; we need to broadcast this information 12682 if (systemUpdate) { 12683 Bundle extras = new Bundle(1); 12684 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12685 ? info.removedAppId : info.uid); 12686 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12687 12688 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12689 extras, null, null, null); 12690 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12691 extras, null, null, null); 12692 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12693 null, packageName, null, null); 12694 } 12695 } 12696 // Force a gc here. 12697 Runtime.getRuntime().gc(); 12698 // Delete the resources here after sending the broadcast to let 12699 // other processes clean up before deleting resources. 12700 if (info.args != null) { 12701 synchronized (mInstallLock) { 12702 info.args.doPostDeleteLI(true); 12703 } 12704 } 12705 12706 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12707 } 12708 12709 class PackageRemovedInfo { 12710 String removedPackage; 12711 int uid = -1; 12712 int removedAppId = -1; 12713 int[] removedUsers = null; 12714 boolean isRemovedPackageSystemUpdate = false; 12715 // Clean up resources deleted packages. 12716 InstallArgs args = null; 12717 12718 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12719 Bundle extras = new Bundle(1); 12720 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12721 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12722 if (replacing) { 12723 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12724 } 12725 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12726 if (removedPackage != null) { 12727 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12728 extras, null, null, removedUsers); 12729 if (fullRemove && !replacing) { 12730 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12731 extras, null, null, removedUsers); 12732 } 12733 } 12734 if (removedAppId >= 0) { 12735 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12736 removedUsers); 12737 } 12738 } 12739 } 12740 12741 /* 12742 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12743 * flag is not set, the data directory is removed as well. 12744 * make sure this flag is set for partially installed apps. If not its meaningless to 12745 * delete a partially installed application. 12746 */ 12747 private void removePackageDataLI(PackageSetting ps, 12748 int[] allUserHandles, boolean[] perUserInstalled, 12749 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12750 String packageName = ps.name; 12751 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12752 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12753 // Retrieve object to delete permissions for shared user later on 12754 final PackageSetting deletedPs; 12755 // reader 12756 synchronized (mPackages) { 12757 deletedPs = mSettings.mPackages.get(packageName); 12758 if (outInfo != null) { 12759 outInfo.removedPackage = packageName; 12760 outInfo.removedUsers = deletedPs != null 12761 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12762 : null; 12763 } 12764 } 12765 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12766 removeDataDirsLI(ps.volumeUuid, packageName); 12767 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12768 } 12769 // writer 12770 synchronized (mPackages) { 12771 if (deletedPs != null) { 12772 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12773 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12774 clearDefaultBrowserIfNeeded(packageName); 12775 if (outInfo != null) { 12776 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12777 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12778 } 12779 updatePermissionsLPw(deletedPs.name, null, 0); 12780 if (deletedPs.sharedUser != null) { 12781 // Remove permissions associated with package. Since runtime 12782 // permissions are per user we have to kill the removed package 12783 // or packages running under the shared user of the removed 12784 // package if revoking the permissions requested only by the removed 12785 // package is successful and this causes a change in gids. 12786 for (int userId : UserManagerService.getInstance().getUserIds()) { 12787 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12788 userId); 12789 if (userIdToKill == UserHandle.USER_ALL 12790 || userIdToKill >= UserHandle.USER_OWNER) { 12791 // If gids changed for this user, kill all affected packages. 12792 mHandler.post(new Runnable() { 12793 @Override 12794 public void run() { 12795 // This has to happen with no lock held. 12796 killSettingPackagesForUser(deletedPs, userIdToKill, 12797 KILL_APP_REASON_GIDS_CHANGED); 12798 } 12799 }); 12800 break; 12801 } 12802 } 12803 } 12804 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12805 } 12806 // make sure to preserve per-user disabled state if this removal was just 12807 // a downgrade of a system app to the factory package 12808 if (allUserHandles != null && perUserInstalled != null) { 12809 if (DEBUG_REMOVE) { 12810 Slog.d(TAG, "Propagating install state across downgrade"); 12811 } 12812 for (int i = 0; i < allUserHandles.length; i++) { 12813 if (DEBUG_REMOVE) { 12814 Slog.d(TAG, " user " + allUserHandles[i] 12815 + " => " + perUserInstalled[i]); 12816 } 12817 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12818 } 12819 } 12820 } 12821 // can downgrade to reader 12822 if (writeSettings) { 12823 // Save settings now 12824 mSettings.writeLPr(); 12825 } 12826 } 12827 if (outInfo != null) { 12828 // A user ID was deleted here. Go through all users and remove it 12829 // from KeyStore. 12830 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12831 } 12832 } 12833 12834 static boolean locationIsPrivileged(File path) { 12835 try { 12836 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12837 .getCanonicalPath(); 12838 return path.getCanonicalPath().startsWith(privilegedAppDir); 12839 } catch (IOException e) { 12840 Slog.e(TAG, "Unable to access code path " + path); 12841 } 12842 return false; 12843 } 12844 12845 /* 12846 * Tries to delete system package. 12847 */ 12848 private boolean deleteSystemPackageLI(PackageSetting newPs, 12849 int[] allUserHandles, boolean[] perUserInstalled, 12850 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12851 final boolean applyUserRestrictions 12852 = (allUserHandles != null) && (perUserInstalled != null); 12853 PackageSetting disabledPs = null; 12854 // Confirm if the system package has been updated 12855 // An updated system app can be deleted. This will also have to restore 12856 // the system pkg from system partition 12857 // reader 12858 synchronized (mPackages) { 12859 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12860 } 12861 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12862 + " disabledPs=" + disabledPs); 12863 if (disabledPs == null) { 12864 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12865 return false; 12866 } else if (DEBUG_REMOVE) { 12867 Slog.d(TAG, "Deleting system pkg from data partition"); 12868 } 12869 if (DEBUG_REMOVE) { 12870 if (applyUserRestrictions) { 12871 Slog.d(TAG, "Remembering install states:"); 12872 for (int i = 0; i < allUserHandles.length; i++) { 12873 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12874 } 12875 } 12876 } 12877 // Delete the updated package 12878 outInfo.isRemovedPackageSystemUpdate = true; 12879 if (disabledPs.versionCode < newPs.versionCode) { 12880 // Delete data for downgrades 12881 flags &= ~PackageManager.DELETE_KEEP_DATA; 12882 } else { 12883 // Preserve data by setting flag 12884 flags |= PackageManager.DELETE_KEEP_DATA; 12885 } 12886 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12887 allUserHandles, perUserInstalled, outInfo, writeSettings); 12888 if (!ret) { 12889 return false; 12890 } 12891 // writer 12892 synchronized (mPackages) { 12893 // Reinstate the old system package 12894 mSettings.enableSystemPackageLPw(newPs.name); 12895 // Remove any native libraries from the upgraded package. 12896 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12897 } 12898 // Install the system package 12899 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12900 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12901 if (locationIsPrivileged(disabledPs.codePath)) { 12902 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12903 } 12904 12905 final PackageParser.Package newPkg; 12906 try { 12907 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12908 } catch (PackageManagerException e) { 12909 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12910 return false; 12911 } 12912 12913 // writer 12914 synchronized (mPackages) { 12915 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12916 12917 // Propagate the permissions state as we do want to drop on the floor 12918 // runtime permissions. The update permissions method below will take 12919 // care of removing obsolete permissions and grant install permissions. 12920 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12921 updatePermissionsLPw(newPkg.packageName, newPkg, 12922 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12923 12924 if (applyUserRestrictions) { 12925 if (DEBUG_REMOVE) { 12926 Slog.d(TAG, "Propagating install state across reinstall"); 12927 } 12928 for (int i = 0; i < allUserHandles.length; i++) { 12929 if (DEBUG_REMOVE) { 12930 Slog.d(TAG, " user " + allUserHandles[i] 12931 + " => " + perUserInstalled[i]); 12932 } 12933 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12934 } 12935 // Regardless of writeSettings we need to ensure that this restriction 12936 // state propagation is persisted 12937 mSettings.writeAllUsersPackageRestrictionsLPr(); 12938 } 12939 // can downgrade to reader here 12940 if (writeSettings) { 12941 mSettings.writeLPr(); 12942 } 12943 } 12944 return true; 12945 } 12946 12947 private boolean deleteInstalledPackageLI(PackageSetting ps, 12948 boolean deleteCodeAndResources, int flags, 12949 int[] allUserHandles, boolean[] perUserInstalled, 12950 PackageRemovedInfo outInfo, boolean writeSettings) { 12951 if (outInfo != null) { 12952 outInfo.uid = ps.appId; 12953 } 12954 12955 // Delete package data from internal structures and also remove data if flag is set 12956 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12957 12958 // Delete application code and resources 12959 if (deleteCodeAndResources && (outInfo != null)) { 12960 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12961 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12962 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12963 } 12964 return true; 12965 } 12966 12967 @Override 12968 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12969 int userId) { 12970 mContext.enforceCallingOrSelfPermission( 12971 android.Manifest.permission.DELETE_PACKAGES, null); 12972 synchronized (mPackages) { 12973 PackageSetting ps = mSettings.mPackages.get(packageName); 12974 if (ps == null) { 12975 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12976 return false; 12977 } 12978 if (!ps.getInstalled(userId)) { 12979 // Can't block uninstall for an app that is not installed or enabled. 12980 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12981 return false; 12982 } 12983 ps.setBlockUninstall(blockUninstall, userId); 12984 mSettings.writePackageRestrictionsLPr(userId); 12985 } 12986 return true; 12987 } 12988 12989 @Override 12990 public boolean getBlockUninstallForUser(String packageName, int userId) { 12991 synchronized (mPackages) { 12992 PackageSetting ps = mSettings.mPackages.get(packageName); 12993 if (ps == null) { 12994 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12995 return false; 12996 } 12997 return ps.getBlockUninstall(userId); 12998 } 12999 } 13000 13001 /* 13002 * This method handles package deletion in general 13003 */ 13004 private boolean deletePackageLI(String packageName, UserHandle user, 13005 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13006 int flags, PackageRemovedInfo outInfo, 13007 boolean writeSettings) { 13008 if (packageName == null) { 13009 Slog.w(TAG, "Attempt to delete null packageName."); 13010 return false; 13011 } 13012 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13013 PackageSetting ps; 13014 boolean dataOnly = false; 13015 int removeUser = -1; 13016 int appId = -1; 13017 synchronized (mPackages) { 13018 ps = mSettings.mPackages.get(packageName); 13019 if (ps == null) { 13020 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13021 return false; 13022 } 13023 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13024 && user.getIdentifier() != UserHandle.USER_ALL) { 13025 // The caller is asking that the package only be deleted for a single 13026 // user. To do this, we just mark its uninstalled state and delete 13027 // its data. If this is a system app, we only allow this to happen if 13028 // they have set the special DELETE_SYSTEM_APP which requests different 13029 // semantics than normal for uninstalling system apps. 13030 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13031 ps.setUserState(user.getIdentifier(), 13032 COMPONENT_ENABLED_STATE_DEFAULT, 13033 false, //installed 13034 true, //stopped 13035 true, //notLaunched 13036 false, //hidden 13037 null, null, null, 13038 false, // blockUninstall 13039 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 13040 if (!isSystemApp(ps)) { 13041 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13042 // Other user still have this package installed, so all 13043 // we need to do is clear this user's data and save that 13044 // it is uninstalled. 13045 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13046 removeUser = user.getIdentifier(); 13047 appId = ps.appId; 13048 scheduleWritePackageRestrictionsLocked(removeUser); 13049 } else { 13050 // We need to set it back to 'installed' so the uninstall 13051 // broadcasts will be sent correctly. 13052 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13053 ps.setInstalled(true, user.getIdentifier()); 13054 } 13055 } else { 13056 // This is a system app, so we assume that the 13057 // other users still have this package installed, so all 13058 // we need to do is clear this user's data and save that 13059 // it is uninstalled. 13060 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13061 removeUser = user.getIdentifier(); 13062 appId = ps.appId; 13063 scheduleWritePackageRestrictionsLocked(removeUser); 13064 } 13065 } 13066 } 13067 13068 if (removeUser >= 0) { 13069 // From above, we determined that we are deleting this only 13070 // for a single user. Continue the work here. 13071 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13072 if (outInfo != null) { 13073 outInfo.removedPackage = packageName; 13074 outInfo.removedAppId = appId; 13075 outInfo.removedUsers = new int[] {removeUser}; 13076 } 13077 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13078 removeKeystoreDataIfNeeded(removeUser, appId); 13079 schedulePackageCleaning(packageName, removeUser, false); 13080 synchronized (mPackages) { 13081 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13082 scheduleWritePackageRestrictionsLocked(removeUser); 13083 } 13084 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13085 } 13086 return true; 13087 } 13088 13089 if (dataOnly) { 13090 // Delete application data first 13091 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13092 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13093 return true; 13094 } 13095 13096 boolean ret = false; 13097 if (isSystemApp(ps)) { 13098 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13099 // When an updated system application is deleted we delete the existing resources as well and 13100 // fall back to existing code in system partition 13101 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13102 flags, outInfo, writeSettings); 13103 } else { 13104 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13105 // Kill application pre-emptively especially for apps on sd. 13106 killApplication(packageName, ps.appId, "uninstall pkg"); 13107 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13108 allUserHandles, perUserInstalled, 13109 outInfo, writeSettings); 13110 } 13111 13112 return ret; 13113 } 13114 13115 private final class ClearStorageConnection implements ServiceConnection { 13116 IMediaContainerService mContainerService; 13117 13118 @Override 13119 public void onServiceConnected(ComponentName name, IBinder service) { 13120 synchronized (this) { 13121 mContainerService = IMediaContainerService.Stub.asInterface(service); 13122 notifyAll(); 13123 } 13124 } 13125 13126 @Override 13127 public void onServiceDisconnected(ComponentName name) { 13128 } 13129 } 13130 13131 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13132 final boolean mounted; 13133 if (Environment.isExternalStorageEmulated()) { 13134 mounted = true; 13135 } else { 13136 final String status = Environment.getExternalStorageState(); 13137 13138 mounted = status.equals(Environment.MEDIA_MOUNTED) 13139 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13140 } 13141 13142 if (!mounted) { 13143 return; 13144 } 13145 13146 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13147 int[] users; 13148 if (userId == UserHandle.USER_ALL) { 13149 users = sUserManager.getUserIds(); 13150 } else { 13151 users = new int[] { userId }; 13152 } 13153 final ClearStorageConnection conn = new ClearStorageConnection(); 13154 if (mContext.bindServiceAsUser( 13155 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13156 try { 13157 for (int curUser : users) { 13158 long timeout = SystemClock.uptimeMillis() + 5000; 13159 synchronized (conn) { 13160 long now = SystemClock.uptimeMillis(); 13161 while (conn.mContainerService == null && now < timeout) { 13162 try { 13163 conn.wait(timeout - now); 13164 } catch (InterruptedException e) { 13165 } 13166 } 13167 } 13168 if (conn.mContainerService == null) { 13169 return; 13170 } 13171 13172 final UserEnvironment userEnv = new UserEnvironment(curUser); 13173 clearDirectory(conn.mContainerService, 13174 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13175 if (allData) { 13176 clearDirectory(conn.mContainerService, 13177 userEnv.buildExternalStorageAppDataDirs(packageName)); 13178 clearDirectory(conn.mContainerService, 13179 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13180 } 13181 } 13182 } finally { 13183 mContext.unbindService(conn); 13184 } 13185 } 13186 } 13187 13188 @Override 13189 public void clearApplicationUserData(final String packageName, 13190 final IPackageDataObserver observer, final int userId) { 13191 mContext.enforceCallingOrSelfPermission( 13192 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13193 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13194 // Queue up an async operation since the package deletion may take a little while. 13195 mHandler.post(new Runnable() { 13196 public void run() { 13197 mHandler.removeCallbacks(this); 13198 final boolean succeeded; 13199 synchronized (mInstallLock) { 13200 succeeded = clearApplicationUserDataLI(packageName, userId); 13201 } 13202 clearExternalStorageDataSync(packageName, userId, true); 13203 if (succeeded) { 13204 // invoke DeviceStorageMonitor's update method to clear any notifications 13205 DeviceStorageMonitorInternal 13206 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13207 if (dsm != null) { 13208 dsm.checkMemory(); 13209 } 13210 } 13211 if(observer != null) { 13212 try { 13213 observer.onRemoveCompleted(packageName, succeeded); 13214 } catch (RemoteException e) { 13215 Log.i(TAG, "Observer no longer exists."); 13216 } 13217 } //end if observer 13218 } //end run 13219 }); 13220 } 13221 13222 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13223 if (packageName == null) { 13224 Slog.w(TAG, "Attempt to delete null packageName."); 13225 return false; 13226 } 13227 13228 // Try finding details about the requested package 13229 PackageParser.Package pkg; 13230 synchronized (mPackages) { 13231 pkg = mPackages.get(packageName); 13232 if (pkg == null) { 13233 final PackageSetting ps = mSettings.mPackages.get(packageName); 13234 if (ps != null) { 13235 pkg = ps.pkg; 13236 } 13237 } 13238 13239 if (pkg == null) { 13240 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13241 return false; 13242 } 13243 13244 PackageSetting ps = (PackageSetting) pkg.mExtras; 13245 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13246 } 13247 13248 // Always delete data directories for package, even if we found no other 13249 // record of app. This helps users recover from UID mismatches without 13250 // resorting to a full data wipe. 13251 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13252 if (retCode < 0) { 13253 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13254 return false; 13255 } 13256 13257 final int appId = pkg.applicationInfo.uid; 13258 removeKeystoreDataIfNeeded(userId, appId); 13259 13260 // Create a native library symlink only if we have native libraries 13261 // and if the native libraries are 32 bit libraries. We do not provide 13262 // this symlink for 64 bit libraries. 13263 if (pkg.applicationInfo.primaryCpuAbi != null && 13264 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13265 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13266 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13267 nativeLibPath, userId) < 0) { 13268 Slog.w(TAG, "Failed linking native library dir"); 13269 return false; 13270 } 13271 } 13272 13273 return true; 13274 } 13275 13276 /** 13277 * Reverts user permission state changes (permissions and flags). 13278 * 13279 * @param ps The package for which to reset. 13280 * @param userId The device user for which to do a reset. 13281 */ 13282 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13283 final PackageSetting ps, final int userId) { 13284 if (ps.pkg == null) { 13285 return; 13286 } 13287 13288 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13289 | FLAG_PERMISSION_USER_FIXED 13290 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13291 13292 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13293 | FLAG_PERMISSION_POLICY_FIXED; 13294 13295 boolean writeInstallPermissions = false; 13296 boolean writeRuntimePermissions = false; 13297 13298 final int permissionCount = ps.pkg.requestedPermissions.size(); 13299 for (int i = 0; i < permissionCount; i++) { 13300 String permission = ps.pkg.requestedPermissions.get(i); 13301 13302 BasePermission bp = mSettings.mPermissions.get(permission); 13303 if (bp == null) { 13304 continue; 13305 } 13306 13307 // If shared user we just reset the state to which only this app contributed. 13308 if (ps.sharedUser != null) { 13309 boolean used = false; 13310 final int packageCount = ps.sharedUser.packages.size(); 13311 for (int j = 0; j < packageCount; j++) { 13312 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13313 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13314 && pkg.pkg.requestedPermissions.contains(permission)) { 13315 used = true; 13316 break; 13317 } 13318 } 13319 if (used) { 13320 continue; 13321 } 13322 } 13323 13324 PermissionsState permissionsState = ps.getPermissionsState(); 13325 13326 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13327 13328 // Always clear the user settable flags. 13329 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13330 bp.name) != null; 13331 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13332 if (hasInstallState) { 13333 writeInstallPermissions = true; 13334 } else { 13335 writeRuntimePermissions = true; 13336 } 13337 } 13338 13339 // Below is only runtime permission handling. 13340 if (!bp.isRuntime()) { 13341 continue; 13342 } 13343 13344 // Never clobber system or policy. 13345 if ((oldFlags & policyOrSystemFlags) != 0) { 13346 continue; 13347 } 13348 13349 // If this permission was granted by default, make sure it is. 13350 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13351 if (permissionsState.grantRuntimePermission(bp, userId) 13352 != PERMISSION_OPERATION_FAILURE) { 13353 writeRuntimePermissions = true; 13354 } 13355 } else { 13356 // Otherwise, reset the permission. 13357 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13358 switch (revokeResult) { 13359 case PERMISSION_OPERATION_SUCCESS: { 13360 writeRuntimePermissions = true; 13361 } break; 13362 13363 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13364 writeRuntimePermissions = true; 13365 // If gids changed for this user, kill all affected packages. 13366 mHandler.post(new Runnable() { 13367 @Override 13368 public void run() { 13369 // This has to happen with no lock held. 13370 killSettingPackagesForUser(ps, userId, 13371 KILL_APP_REASON_GIDS_CHANGED); 13372 } 13373 }); 13374 } break; 13375 } 13376 } 13377 } 13378 13379 // Synchronously write as we are taking permissions away. 13380 if (writeRuntimePermissions) { 13381 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13382 } 13383 13384 // Synchronously write as we are taking permissions away. 13385 if (writeInstallPermissions) { 13386 mSettings.writeLPr(); 13387 } 13388 } 13389 13390 /** 13391 * Remove entries from the keystore daemon. Will only remove it if the 13392 * {@code appId} is valid. 13393 */ 13394 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13395 if (appId < 0) { 13396 return; 13397 } 13398 13399 final KeyStore keyStore = KeyStore.getInstance(); 13400 if (keyStore != null) { 13401 if (userId == UserHandle.USER_ALL) { 13402 for (final int individual : sUserManager.getUserIds()) { 13403 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13404 } 13405 } else { 13406 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13407 } 13408 } else { 13409 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13410 } 13411 } 13412 13413 @Override 13414 public void deleteApplicationCacheFiles(final String packageName, 13415 final IPackageDataObserver observer) { 13416 mContext.enforceCallingOrSelfPermission( 13417 android.Manifest.permission.DELETE_CACHE_FILES, null); 13418 // Queue up an async operation since the package deletion may take a little while. 13419 final int userId = UserHandle.getCallingUserId(); 13420 mHandler.post(new Runnable() { 13421 public void run() { 13422 mHandler.removeCallbacks(this); 13423 final boolean succeded; 13424 synchronized (mInstallLock) { 13425 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13426 } 13427 clearExternalStorageDataSync(packageName, userId, false); 13428 if (observer != null) { 13429 try { 13430 observer.onRemoveCompleted(packageName, succeded); 13431 } catch (RemoteException e) { 13432 Log.i(TAG, "Observer no longer exists."); 13433 } 13434 } //end if observer 13435 } //end run 13436 }); 13437 } 13438 13439 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13440 if (packageName == null) { 13441 Slog.w(TAG, "Attempt to delete null packageName."); 13442 return false; 13443 } 13444 PackageParser.Package p; 13445 synchronized (mPackages) { 13446 p = mPackages.get(packageName); 13447 } 13448 if (p == null) { 13449 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13450 return false; 13451 } 13452 final ApplicationInfo applicationInfo = p.applicationInfo; 13453 if (applicationInfo == null) { 13454 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13455 return false; 13456 } 13457 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13458 if (retCode < 0) { 13459 Slog.w(TAG, "Couldn't remove cache files for package: " 13460 + packageName + " u" + userId); 13461 return false; 13462 } 13463 return true; 13464 } 13465 13466 @Override 13467 public void getPackageSizeInfo(final String packageName, int userHandle, 13468 final IPackageStatsObserver observer) { 13469 mContext.enforceCallingOrSelfPermission( 13470 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13471 if (packageName == null) { 13472 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13473 } 13474 13475 PackageStats stats = new PackageStats(packageName, userHandle); 13476 13477 /* 13478 * Queue up an async operation since the package measurement may take a 13479 * little while. 13480 */ 13481 Message msg = mHandler.obtainMessage(INIT_COPY); 13482 msg.obj = new MeasureParams(stats, observer); 13483 mHandler.sendMessage(msg); 13484 } 13485 13486 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13487 PackageStats pStats) { 13488 if (packageName == null) { 13489 Slog.w(TAG, "Attempt to get size of null packageName."); 13490 return false; 13491 } 13492 PackageParser.Package p; 13493 boolean dataOnly = false; 13494 String libDirRoot = null; 13495 String asecPath = null; 13496 PackageSetting ps = null; 13497 synchronized (mPackages) { 13498 p = mPackages.get(packageName); 13499 ps = mSettings.mPackages.get(packageName); 13500 if(p == null) { 13501 dataOnly = true; 13502 if((ps == null) || (ps.pkg == null)) { 13503 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13504 return false; 13505 } 13506 p = ps.pkg; 13507 } 13508 if (ps != null) { 13509 libDirRoot = ps.legacyNativeLibraryPathString; 13510 } 13511 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13512 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13513 if (secureContainerId != null) { 13514 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13515 } 13516 } 13517 } 13518 String publicSrcDir = null; 13519 if(!dataOnly) { 13520 final ApplicationInfo applicationInfo = p.applicationInfo; 13521 if (applicationInfo == null) { 13522 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13523 return false; 13524 } 13525 if (p.isForwardLocked()) { 13526 publicSrcDir = applicationInfo.getBaseResourcePath(); 13527 } 13528 } 13529 // TODO: extend to measure size of split APKs 13530 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13531 // not just the first level. 13532 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13533 // just the primary. 13534 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13535 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13536 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13537 if (res < 0) { 13538 return false; 13539 } 13540 13541 // Fix-up for forward-locked applications in ASEC containers. 13542 if (!isExternal(p)) { 13543 pStats.codeSize += pStats.externalCodeSize; 13544 pStats.externalCodeSize = 0L; 13545 } 13546 13547 return true; 13548 } 13549 13550 13551 @Override 13552 public void addPackageToPreferred(String packageName) { 13553 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13554 } 13555 13556 @Override 13557 public void removePackageFromPreferred(String packageName) { 13558 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13559 } 13560 13561 @Override 13562 public List<PackageInfo> getPreferredPackages(int flags) { 13563 return new ArrayList<PackageInfo>(); 13564 } 13565 13566 private int getUidTargetSdkVersionLockedLPr(int uid) { 13567 Object obj = mSettings.getUserIdLPr(uid); 13568 if (obj instanceof SharedUserSetting) { 13569 final SharedUserSetting sus = (SharedUserSetting) obj; 13570 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13571 final Iterator<PackageSetting> it = sus.packages.iterator(); 13572 while (it.hasNext()) { 13573 final PackageSetting ps = it.next(); 13574 if (ps.pkg != null) { 13575 int v = ps.pkg.applicationInfo.targetSdkVersion; 13576 if (v < vers) vers = v; 13577 } 13578 } 13579 return vers; 13580 } else if (obj instanceof PackageSetting) { 13581 final PackageSetting ps = (PackageSetting) obj; 13582 if (ps.pkg != null) { 13583 return ps.pkg.applicationInfo.targetSdkVersion; 13584 } 13585 } 13586 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13587 } 13588 13589 @Override 13590 public void addPreferredActivity(IntentFilter filter, int match, 13591 ComponentName[] set, ComponentName activity, int userId) { 13592 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13593 "Adding preferred"); 13594 } 13595 13596 private void addPreferredActivityInternal(IntentFilter filter, int match, 13597 ComponentName[] set, ComponentName activity, boolean always, int userId, 13598 String opname) { 13599 // writer 13600 int callingUid = Binder.getCallingUid(); 13601 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13602 if (filter.countActions() == 0) { 13603 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13604 return; 13605 } 13606 synchronized (mPackages) { 13607 if (mContext.checkCallingOrSelfPermission( 13608 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13609 != PackageManager.PERMISSION_GRANTED) { 13610 if (getUidTargetSdkVersionLockedLPr(callingUid) 13611 < Build.VERSION_CODES.FROYO) { 13612 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13613 + callingUid); 13614 return; 13615 } 13616 mContext.enforceCallingOrSelfPermission( 13617 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13618 } 13619 13620 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13621 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13622 + userId + ":"); 13623 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13624 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13625 scheduleWritePackageRestrictionsLocked(userId); 13626 } 13627 } 13628 13629 @Override 13630 public void replacePreferredActivity(IntentFilter filter, int match, 13631 ComponentName[] set, ComponentName activity, int userId) { 13632 if (filter.countActions() != 1) { 13633 throw new IllegalArgumentException( 13634 "replacePreferredActivity expects filter to have only 1 action."); 13635 } 13636 if (filter.countDataAuthorities() != 0 13637 || filter.countDataPaths() != 0 13638 || filter.countDataSchemes() > 1 13639 || filter.countDataTypes() != 0) { 13640 throw new IllegalArgumentException( 13641 "replacePreferredActivity expects filter to have no data authorities, " + 13642 "paths, or types; and at most one scheme."); 13643 } 13644 13645 final int callingUid = Binder.getCallingUid(); 13646 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13647 synchronized (mPackages) { 13648 if (mContext.checkCallingOrSelfPermission( 13649 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13650 != PackageManager.PERMISSION_GRANTED) { 13651 if (getUidTargetSdkVersionLockedLPr(callingUid) 13652 < Build.VERSION_CODES.FROYO) { 13653 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13654 + Binder.getCallingUid()); 13655 return; 13656 } 13657 mContext.enforceCallingOrSelfPermission( 13658 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13659 } 13660 13661 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13662 if (pir != null) { 13663 // Get all of the existing entries that exactly match this filter. 13664 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13665 if (existing != null && existing.size() == 1) { 13666 PreferredActivity cur = existing.get(0); 13667 if (DEBUG_PREFERRED) { 13668 Slog.i(TAG, "Checking replace of preferred:"); 13669 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13670 if (!cur.mPref.mAlways) { 13671 Slog.i(TAG, " -- CUR; not mAlways!"); 13672 } else { 13673 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13674 Slog.i(TAG, " -- CUR: mSet=" 13675 + Arrays.toString(cur.mPref.mSetComponents)); 13676 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13677 Slog.i(TAG, " -- NEW: mMatch=" 13678 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13679 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13680 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13681 } 13682 } 13683 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13684 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13685 && cur.mPref.sameSet(set)) { 13686 // Setting the preferred activity to what it happens to be already 13687 if (DEBUG_PREFERRED) { 13688 Slog.i(TAG, "Replacing with same preferred activity " 13689 + cur.mPref.mShortComponent + " for user " 13690 + userId + ":"); 13691 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13692 } 13693 return; 13694 } 13695 } 13696 13697 if (existing != null) { 13698 if (DEBUG_PREFERRED) { 13699 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13700 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13701 } 13702 for (int i = 0; i < existing.size(); i++) { 13703 PreferredActivity pa = existing.get(i); 13704 if (DEBUG_PREFERRED) { 13705 Slog.i(TAG, "Removing existing preferred activity " 13706 + pa.mPref.mComponent + ":"); 13707 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13708 } 13709 pir.removeFilter(pa); 13710 } 13711 } 13712 } 13713 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13714 "Replacing preferred"); 13715 } 13716 } 13717 13718 @Override 13719 public void clearPackagePreferredActivities(String packageName) { 13720 final int uid = Binder.getCallingUid(); 13721 // writer 13722 synchronized (mPackages) { 13723 PackageParser.Package pkg = mPackages.get(packageName); 13724 if (pkg == null || pkg.applicationInfo.uid != uid) { 13725 if (mContext.checkCallingOrSelfPermission( 13726 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13727 != PackageManager.PERMISSION_GRANTED) { 13728 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13729 < Build.VERSION_CODES.FROYO) { 13730 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13731 + Binder.getCallingUid()); 13732 return; 13733 } 13734 mContext.enforceCallingOrSelfPermission( 13735 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13736 } 13737 } 13738 13739 int user = UserHandle.getCallingUserId(); 13740 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13741 scheduleWritePackageRestrictionsLocked(user); 13742 } 13743 } 13744 } 13745 13746 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13747 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13748 ArrayList<PreferredActivity> removed = null; 13749 boolean changed = false; 13750 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13751 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13752 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13753 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13754 continue; 13755 } 13756 Iterator<PreferredActivity> it = pir.filterIterator(); 13757 while (it.hasNext()) { 13758 PreferredActivity pa = it.next(); 13759 // Mark entry for removal only if it matches the package name 13760 // and the entry is of type "always". 13761 if (packageName == null || 13762 (pa.mPref.mComponent.getPackageName().equals(packageName) 13763 && pa.mPref.mAlways)) { 13764 if (removed == null) { 13765 removed = new ArrayList<PreferredActivity>(); 13766 } 13767 removed.add(pa); 13768 } 13769 } 13770 if (removed != null) { 13771 for (int j=0; j<removed.size(); j++) { 13772 PreferredActivity pa = removed.get(j); 13773 pir.removeFilter(pa); 13774 } 13775 changed = true; 13776 } 13777 } 13778 return changed; 13779 } 13780 13781 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13782 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13783 if (userId == UserHandle.USER_ALL) { 13784 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13785 sUserManager.getUserIds())) { 13786 for (int oneUserId : sUserManager.getUserIds()) { 13787 scheduleWritePackageRestrictionsLocked(oneUserId); 13788 } 13789 } 13790 } else { 13791 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13792 scheduleWritePackageRestrictionsLocked(userId); 13793 } 13794 } 13795 } 13796 13797 13798 void clearDefaultBrowserIfNeeded(String packageName) { 13799 for (int oneUserId : sUserManager.getUserIds()) { 13800 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13801 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13802 if (packageName.equals(defaultBrowserPackageName)) { 13803 setDefaultBrowserPackageName(null, oneUserId); 13804 } 13805 } 13806 } 13807 13808 @Override 13809 public void resetPreferredActivities(int userId) { 13810 mContext.enforceCallingOrSelfPermission( 13811 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13812 // writer 13813 synchronized (mPackages) { 13814 clearPackagePreferredActivitiesLPw(null, userId); 13815 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13816 applyFactoryDefaultBrowserLPw(userId); 13817 primeDomainVerificationsLPw(userId); 13818 13819 scheduleWritePackageRestrictionsLocked(userId); 13820 } 13821 } 13822 13823 @Override 13824 public int getPreferredActivities(List<IntentFilter> outFilters, 13825 List<ComponentName> outActivities, String packageName) { 13826 13827 int num = 0; 13828 final int userId = UserHandle.getCallingUserId(); 13829 // reader 13830 synchronized (mPackages) { 13831 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13832 if (pir != null) { 13833 final Iterator<PreferredActivity> it = pir.filterIterator(); 13834 while (it.hasNext()) { 13835 final PreferredActivity pa = it.next(); 13836 if (packageName == null 13837 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13838 && pa.mPref.mAlways)) { 13839 if (outFilters != null) { 13840 outFilters.add(new IntentFilter(pa)); 13841 } 13842 if (outActivities != null) { 13843 outActivities.add(pa.mPref.mComponent); 13844 } 13845 } 13846 } 13847 } 13848 } 13849 13850 return num; 13851 } 13852 13853 @Override 13854 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13855 int userId) { 13856 int callingUid = Binder.getCallingUid(); 13857 if (callingUid != Process.SYSTEM_UID) { 13858 throw new SecurityException( 13859 "addPersistentPreferredActivity can only be run by the system"); 13860 } 13861 if (filter.countActions() == 0) { 13862 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13863 return; 13864 } 13865 synchronized (mPackages) { 13866 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13867 " :"); 13868 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13869 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13870 new PersistentPreferredActivity(filter, activity)); 13871 scheduleWritePackageRestrictionsLocked(userId); 13872 } 13873 } 13874 13875 @Override 13876 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13877 int callingUid = Binder.getCallingUid(); 13878 if (callingUid != Process.SYSTEM_UID) { 13879 throw new SecurityException( 13880 "clearPackagePersistentPreferredActivities can only be run by the system"); 13881 } 13882 ArrayList<PersistentPreferredActivity> removed = null; 13883 boolean changed = false; 13884 synchronized (mPackages) { 13885 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13886 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13887 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13888 .valueAt(i); 13889 if (userId != thisUserId) { 13890 continue; 13891 } 13892 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13893 while (it.hasNext()) { 13894 PersistentPreferredActivity ppa = it.next(); 13895 // Mark entry for removal only if it matches the package name. 13896 if (ppa.mComponent.getPackageName().equals(packageName)) { 13897 if (removed == null) { 13898 removed = new ArrayList<PersistentPreferredActivity>(); 13899 } 13900 removed.add(ppa); 13901 } 13902 } 13903 if (removed != null) { 13904 for (int j=0; j<removed.size(); j++) { 13905 PersistentPreferredActivity ppa = removed.get(j); 13906 ppir.removeFilter(ppa); 13907 } 13908 changed = true; 13909 } 13910 } 13911 13912 if (changed) { 13913 scheduleWritePackageRestrictionsLocked(userId); 13914 } 13915 } 13916 } 13917 13918 /** 13919 * Common machinery for picking apart a restored XML blob and passing 13920 * it to a caller-supplied functor to be applied to the running system. 13921 */ 13922 private void restoreFromXml(XmlPullParser parser, int userId, 13923 String expectedStartTag, BlobXmlRestorer functor) 13924 throws IOException, XmlPullParserException { 13925 int type; 13926 while ((type = parser.next()) != XmlPullParser.START_TAG 13927 && type != XmlPullParser.END_DOCUMENT) { 13928 } 13929 if (type != XmlPullParser.START_TAG) { 13930 // oops didn't find a start tag?! 13931 if (DEBUG_BACKUP) { 13932 Slog.e(TAG, "Didn't find start tag during restore"); 13933 } 13934 return; 13935 } 13936 13937 // this is supposed to be TAG_PREFERRED_BACKUP 13938 if (!expectedStartTag.equals(parser.getName())) { 13939 if (DEBUG_BACKUP) { 13940 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13941 } 13942 return; 13943 } 13944 13945 // skip interfering stuff, then we're aligned with the backing implementation 13946 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13947 functor.apply(parser, userId); 13948 } 13949 13950 private interface BlobXmlRestorer { 13951 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13952 } 13953 13954 /** 13955 * Non-Binder method, support for the backup/restore mechanism: write the 13956 * full set of preferred activities in its canonical XML format. Returns the 13957 * XML output as a byte array, or null if there is none. 13958 */ 13959 @Override 13960 public byte[] getPreferredActivityBackup(int userId) { 13961 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13962 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13963 } 13964 13965 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13966 try { 13967 final XmlSerializer serializer = new FastXmlSerializer(); 13968 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13969 serializer.startDocument(null, true); 13970 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13971 13972 synchronized (mPackages) { 13973 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13974 } 13975 13976 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13977 serializer.endDocument(); 13978 serializer.flush(); 13979 } catch (Exception e) { 13980 if (DEBUG_BACKUP) { 13981 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13982 } 13983 return null; 13984 } 13985 13986 return dataStream.toByteArray(); 13987 } 13988 13989 @Override 13990 public void restorePreferredActivities(byte[] backup, int userId) { 13991 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13992 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13993 } 13994 13995 try { 13996 final XmlPullParser parser = Xml.newPullParser(); 13997 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13998 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13999 new BlobXmlRestorer() { 14000 @Override 14001 public void apply(XmlPullParser parser, int userId) 14002 throws XmlPullParserException, IOException { 14003 synchronized (mPackages) { 14004 mSettings.readPreferredActivitiesLPw(parser, userId); 14005 } 14006 } 14007 } ); 14008 } catch (Exception e) { 14009 if (DEBUG_BACKUP) { 14010 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14011 } 14012 } 14013 } 14014 14015 /** 14016 * Non-Binder method, support for the backup/restore mechanism: write the 14017 * default browser (etc) settings in its canonical XML format. Returns the default 14018 * browser XML representation as a byte array, or null if there is none. 14019 */ 14020 @Override 14021 public byte[] getDefaultAppsBackup(int userId) { 14022 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14023 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14024 } 14025 14026 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14027 try { 14028 final XmlSerializer serializer = new FastXmlSerializer(); 14029 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14030 serializer.startDocument(null, true); 14031 serializer.startTag(null, TAG_DEFAULT_APPS); 14032 14033 synchronized (mPackages) { 14034 mSettings.writeDefaultAppsLPr(serializer, userId); 14035 } 14036 14037 serializer.endTag(null, TAG_DEFAULT_APPS); 14038 serializer.endDocument(); 14039 serializer.flush(); 14040 } catch (Exception e) { 14041 if (DEBUG_BACKUP) { 14042 Slog.e(TAG, "Unable to write default apps for backup", e); 14043 } 14044 return null; 14045 } 14046 14047 return dataStream.toByteArray(); 14048 } 14049 14050 @Override 14051 public void restoreDefaultApps(byte[] backup, int userId) { 14052 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14053 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14054 } 14055 14056 try { 14057 final XmlPullParser parser = Xml.newPullParser(); 14058 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14059 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14060 new BlobXmlRestorer() { 14061 @Override 14062 public void apply(XmlPullParser parser, int userId) 14063 throws XmlPullParserException, IOException { 14064 synchronized (mPackages) { 14065 mSettings.readDefaultAppsLPw(parser, userId); 14066 } 14067 } 14068 } ); 14069 } catch (Exception e) { 14070 if (DEBUG_BACKUP) { 14071 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14072 } 14073 } 14074 } 14075 14076 @Override 14077 public byte[] getIntentFilterVerificationBackup(int userId) { 14078 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14079 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14080 } 14081 14082 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14083 try { 14084 final XmlSerializer serializer = new FastXmlSerializer(); 14085 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14086 serializer.startDocument(null, true); 14087 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14088 14089 synchronized (mPackages) { 14090 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14091 } 14092 14093 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14094 serializer.endDocument(); 14095 serializer.flush(); 14096 } catch (Exception e) { 14097 if (DEBUG_BACKUP) { 14098 Slog.e(TAG, "Unable to write default apps for backup", e); 14099 } 14100 return null; 14101 } 14102 14103 return dataStream.toByteArray(); 14104 } 14105 14106 @Override 14107 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14108 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14109 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14110 } 14111 14112 try { 14113 final XmlPullParser parser = Xml.newPullParser(); 14114 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14115 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14116 new BlobXmlRestorer() { 14117 @Override 14118 public void apply(XmlPullParser parser, int userId) 14119 throws XmlPullParserException, IOException { 14120 synchronized (mPackages) { 14121 mSettings.readAllDomainVerificationsLPr(parser, userId); 14122 mSettings.writeLPr(); 14123 } 14124 } 14125 } ); 14126 } catch (Exception e) { 14127 if (DEBUG_BACKUP) { 14128 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14129 } 14130 } 14131 } 14132 14133 @Override 14134 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14135 int sourceUserId, int targetUserId, int flags) { 14136 mContext.enforceCallingOrSelfPermission( 14137 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14138 int callingUid = Binder.getCallingUid(); 14139 enforceOwnerRights(ownerPackage, callingUid); 14140 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14141 if (intentFilter.countActions() == 0) { 14142 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14143 return; 14144 } 14145 synchronized (mPackages) { 14146 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14147 ownerPackage, targetUserId, flags); 14148 CrossProfileIntentResolver resolver = 14149 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14150 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14151 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14152 if (existing != null) { 14153 int size = existing.size(); 14154 for (int i = 0; i < size; i++) { 14155 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14156 return; 14157 } 14158 } 14159 } 14160 resolver.addFilter(newFilter); 14161 scheduleWritePackageRestrictionsLocked(sourceUserId); 14162 } 14163 } 14164 14165 @Override 14166 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14167 mContext.enforceCallingOrSelfPermission( 14168 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14169 int callingUid = Binder.getCallingUid(); 14170 enforceOwnerRights(ownerPackage, callingUid); 14171 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14172 synchronized (mPackages) { 14173 CrossProfileIntentResolver resolver = 14174 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14175 ArraySet<CrossProfileIntentFilter> set = 14176 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14177 for (CrossProfileIntentFilter filter : set) { 14178 if (filter.getOwnerPackage().equals(ownerPackage)) { 14179 resolver.removeFilter(filter); 14180 } 14181 } 14182 scheduleWritePackageRestrictionsLocked(sourceUserId); 14183 } 14184 } 14185 14186 // Enforcing that callingUid is owning pkg on userId 14187 private void enforceOwnerRights(String pkg, int callingUid) { 14188 // The system owns everything. 14189 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14190 return; 14191 } 14192 int callingUserId = UserHandle.getUserId(callingUid); 14193 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14194 if (pi == null) { 14195 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14196 + callingUserId); 14197 } 14198 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14199 throw new SecurityException("Calling uid " + callingUid 14200 + " does not own package " + pkg); 14201 } 14202 } 14203 14204 @Override 14205 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14206 Intent intent = new Intent(Intent.ACTION_MAIN); 14207 intent.addCategory(Intent.CATEGORY_HOME); 14208 14209 final int callingUserId = UserHandle.getCallingUserId(); 14210 List<ResolveInfo> list = queryIntentActivities(intent, null, 14211 PackageManager.GET_META_DATA, callingUserId); 14212 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14213 true, false, false, callingUserId); 14214 14215 allHomeCandidates.clear(); 14216 if (list != null) { 14217 for (ResolveInfo ri : list) { 14218 allHomeCandidates.add(ri); 14219 } 14220 } 14221 return (preferred == null || preferred.activityInfo == null) 14222 ? null 14223 : new ComponentName(preferred.activityInfo.packageName, 14224 preferred.activityInfo.name); 14225 } 14226 14227 @Override 14228 public void setApplicationEnabledSetting(String appPackageName, 14229 int newState, int flags, int userId, String callingPackage) { 14230 if (!sUserManager.exists(userId)) return; 14231 if (callingPackage == null) { 14232 callingPackage = Integer.toString(Binder.getCallingUid()); 14233 } 14234 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14235 } 14236 14237 @Override 14238 public void setComponentEnabledSetting(ComponentName componentName, 14239 int newState, int flags, int userId) { 14240 if (!sUserManager.exists(userId)) return; 14241 setEnabledSetting(componentName.getPackageName(), 14242 componentName.getClassName(), newState, flags, userId, null); 14243 } 14244 14245 private void setEnabledSetting(final String packageName, String className, int newState, 14246 final int flags, int userId, String callingPackage) { 14247 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14248 || newState == COMPONENT_ENABLED_STATE_ENABLED 14249 || newState == COMPONENT_ENABLED_STATE_DISABLED 14250 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14251 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14252 throw new IllegalArgumentException("Invalid new component state: " 14253 + newState); 14254 } 14255 PackageSetting pkgSetting; 14256 final int uid = Binder.getCallingUid(); 14257 final int permission = mContext.checkCallingOrSelfPermission( 14258 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14259 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14260 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14261 boolean sendNow = false; 14262 boolean isApp = (className == null); 14263 String componentName = isApp ? packageName : className; 14264 int packageUid = -1; 14265 ArrayList<String> components; 14266 14267 // writer 14268 synchronized (mPackages) { 14269 pkgSetting = mSettings.mPackages.get(packageName); 14270 if (pkgSetting == null) { 14271 if (className == null) { 14272 throw new IllegalArgumentException( 14273 "Unknown package: " + packageName); 14274 } 14275 throw new IllegalArgumentException( 14276 "Unknown component: " + packageName 14277 + "/" + className); 14278 } 14279 // Allow root and verify that userId is not being specified by a different user 14280 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14281 throw new SecurityException( 14282 "Permission Denial: attempt to change component state from pid=" 14283 + Binder.getCallingPid() 14284 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14285 } 14286 if (className == null) { 14287 // We're dealing with an application/package level state change 14288 if (pkgSetting.getEnabled(userId) == newState) { 14289 // Nothing to do 14290 return; 14291 } 14292 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14293 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14294 // Don't care about who enables an app. 14295 callingPackage = null; 14296 } 14297 pkgSetting.setEnabled(newState, userId, callingPackage); 14298 // pkgSetting.pkg.mSetEnabled = newState; 14299 } else { 14300 // We're dealing with a component level state change 14301 // First, verify that this is a valid class name. 14302 PackageParser.Package pkg = pkgSetting.pkg; 14303 if (pkg == null || !pkg.hasComponentClassName(className)) { 14304 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14305 throw new IllegalArgumentException("Component class " + className 14306 + " does not exist in " + packageName); 14307 } else { 14308 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14309 + className + " does not exist in " + packageName); 14310 } 14311 } 14312 switch (newState) { 14313 case COMPONENT_ENABLED_STATE_ENABLED: 14314 if (!pkgSetting.enableComponentLPw(className, userId)) { 14315 return; 14316 } 14317 break; 14318 case COMPONENT_ENABLED_STATE_DISABLED: 14319 if (!pkgSetting.disableComponentLPw(className, userId)) { 14320 return; 14321 } 14322 break; 14323 case COMPONENT_ENABLED_STATE_DEFAULT: 14324 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14325 return; 14326 } 14327 break; 14328 default: 14329 Slog.e(TAG, "Invalid new component state: " + newState); 14330 return; 14331 } 14332 } 14333 scheduleWritePackageRestrictionsLocked(userId); 14334 components = mPendingBroadcasts.get(userId, packageName); 14335 final boolean newPackage = components == null; 14336 if (newPackage) { 14337 components = new ArrayList<String>(); 14338 } 14339 if (!components.contains(componentName)) { 14340 components.add(componentName); 14341 } 14342 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14343 sendNow = true; 14344 // Purge entry from pending broadcast list if another one exists already 14345 // since we are sending one right away. 14346 mPendingBroadcasts.remove(userId, packageName); 14347 } else { 14348 if (newPackage) { 14349 mPendingBroadcasts.put(userId, packageName, components); 14350 } 14351 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14352 // Schedule a message 14353 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14354 } 14355 } 14356 } 14357 14358 long callingId = Binder.clearCallingIdentity(); 14359 try { 14360 if (sendNow) { 14361 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14362 sendPackageChangedBroadcast(packageName, 14363 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14364 } 14365 } finally { 14366 Binder.restoreCallingIdentity(callingId); 14367 } 14368 } 14369 14370 private void sendPackageChangedBroadcast(String packageName, 14371 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14372 if (DEBUG_INSTALL) 14373 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14374 + componentNames); 14375 Bundle extras = new Bundle(4); 14376 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14377 String nameList[] = new String[componentNames.size()]; 14378 componentNames.toArray(nameList); 14379 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14380 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14381 extras.putInt(Intent.EXTRA_UID, packageUid); 14382 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14383 new int[] {UserHandle.getUserId(packageUid)}); 14384 } 14385 14386 @Override 14387 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14388 if (!sUserManager.exists(userId)) return; 14389 final int uid = Binder.getCallingUid(); 14390 final int permission = mContext.checkCallingOrSelfPermission( 14391 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14392 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14393 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14394 // writer 14395 synchronized (mPackages) { 14396 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14397 allowedByPermission, uid, userId)) { 14398 scheduleWritePackageRestrictionsLocked(userId); 14399 } 14400 } 14401 } 14402 14403 @Override 14404 public String getInstallerPackageName(String packageName) { 14405 // reader 14406 synchronized (mPackages) { 14407 return mSettings.getInstallerPackageNameLPr(packageName); 14408 } 14409 } 14410 14411 @Override 14412 public int getApplicationEnabledSetting(String packageName, int userId) { 14413 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14414 int uid = Binder.getCallingUid(); 14415 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14416 // reader 14417 synchronized (mPackages) { 14418 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14419 } 14420 } 14421 14422 @Override 14423 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14424 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14425 int uid = Binder.getCallingUid(); 14426 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14427 // reader 14428 synchronized (mPackages) { 14429 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14430 } 14431 } 14432 14433 @Override 14434 public void enterSafeMode() { 14435 enforceSystemOrRoot("Only the system can request entering safe mode"); 14436 14437 if (!mSystemReady) { 14438 mSafeMode = true; 14439 } 14440 } 14441 14442 @Override 14443 public void systemReady() { 14444 mSystemReady = true; 14445 14446 // Read the compatibilty setting when the system is ready. 14447 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14448 mContext.getContentResolver(), 14449 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14450 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14451 if (DEBUG_SETTINGS) { 14452 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14453 } 14454 14455 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14456 14457 synchronized (mPackages) { 14458 // Verify that all of the preferred activity components actually 14459 // exist. It is possible for applications to be updated and at 14460 // that point remove a previously declared activity component that 14461 // had been set as a preferred activity. We try to clean this up 14462 // the next time we encounter that preferred activity, but it is 14463 // possible for the user flow to never be able to return to that 14464 // situation so here we do a sanity check to make sure we haven't 14465 // left any junk around. 14466 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14467 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14468 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14469 removed.clear(); 14470 for (PreferredActivity pa : pir.filterSet()) { 14471 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14472 removed.add(pa); 14473 } 14474 } 14475 if (removed.size() > 0) { 14476 for (int r=0; r<removed.size(); r++) { 14477 PreferredActivity pa = removed.get(r); 14478 Slog.w(TAG, "Removing dangling preferred activity: " 14479 + pa.mPref.mComponent); 14480 pir.removeFilter(pa); 14481 } 14482 mSettings.writePackageRestrictionsLPr( 14483 mSettings.mPreferredActivities.keyAt(i)); 14484 } 14485 } 14486 14487 for (int userId : UserManagerService.getInstance().getUserIds()) { 14488 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14489 grantPermissionsUserIds = ArrayUtils.appendInt( 14490 grantPermissionsUserIds, userId); 14491 } 14492 } 14493 } 14494 sUserManager.systemReady(); 14495 14496 // If we upgraded grant all default permissions before kicking off. 14497 for (int userId : grantPermissionsUserIds) { 14498 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14499 } 14500 14501 // Kick off any messages waiting for system ready 14502 if (mPostSystemReadyMessages != null) { 14503 for (Message msg : mPostSystemReadyMessages) { 14504 msg.sendToTarget(); 14505 } 14506 mPostSystemReadyMessages = null; 14507 } 14508 14509 // Watch for external volumes that come and go over time 14510 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14511 storage.registerListener(mStorageListener); 14512 14513 mInstallerService.systemReady(); 14514 mPackageDexOptimizer.systemReady(); 14515 14516 MountServiceInternal mountServiceInternal = LocalServices.getService( 14517 MountServiceInternal.class); 14518 mountServiceInternal.addExternalStoragePolicy( 14519 new MountServiceInternal.ExternalStorageMountPolicy() { 14520 @Override 14521 public int getMountMode(int uid, String packageName) { 14522 if (Process.isIsolated(uid)) { 14523 return Zygote.MOUNT_EXTERNAL_NONE; 14524 } 14525 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14526 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14527 } 14528 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14529 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14530 } 14531 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14532 return Zygote.MOUNT_EXTERNAL_READ; 14533 } 14534 return Zygote.MOUNT_EXTERNAL_WRITE; 14535 } 14536 14537 @Override 14538 public boolean hasExternalStorage(int uid, String packageName) { 14539 return true; 14540 } 14541 }); 14542 } 14543 14544 @Override 14545 public boolean isSafeMode() { 14546 return mSafeMode; 14547 } 14548 14549 @Override 14550 public boolean hasSystemUidErrors() { 14551 return mHasSystemUidErrors; 14552 } 14553 14554 static String arrayToString(int[] array) { 14555 StringBuffer buf = new StringBuffer(128); 14556 buf.append('['); 14557 if (array != null) { 14558 for (int i=0; i<array.length; i++) { 14559 if (i > 0) buf.append(", "); 14560 buf.append(array[i]); 14561 } 14562 } 14563 buf.append(']'); 14564 return buf.toString(); 14565 } 14566 14567 static class DumpState { 14568 public static final int DUMP_LIBS = 1 << 0; 14569 public static final int DUMP_FEATURES = 1 << 1; 14570 public static final int DUMP_RESOLVERS = 1 << 2; 14571 public static final int DUMP_PERMISSIONS = 1 << 3; 14572 public static final int DUMP_PACKAGES = 1 << 4; 14573 public static final int DUMP_SHARED_USERS = 1 << 5; 14574 public static final int DUMP_MESSAGES = 1 << 6; 14575 public static final int DUMP_PROVIDERS = 1 << 7; 14576 public static final int DUMP_VERIFIERS = 1 << 8; 14577 public static final int DUMP_PREFERRED = 1 << 9; 14578 public static final int DUMP_PREFERRED_XML = 1 << 10; 14579 public static final int DUMP_KEYSETS = 1 << 11; 14580 public static final int DUMP_VERSION = 1 << 12; 14581 public static final int DUMP_INSTALLS = 1 << 13; 14582 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14583 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14584 14585 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14586 14587 private int mTypes; 14588 14589 private int mOptions; 14590 14591 private boolean mTitlePrinted; 14592 14593 private SharedUserSetting mSharedUser; 14594 14595 public boolean isDumping(int type) { 14596 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14597 return true; 14598 } 14599 14600 return (mTypes & type) != 0; 14601 } 14602 14603 public void setDump(int type) { 14604 mTypes |= type; 14605 } 14606 14607 public boolean isOptionEnabled(int option) { 14608 return (mOptions & option) != 0; 14609 } 14610 14611 public void setOptionEnabled(int option) { 14612 mOptions |= option; 14613 } 14614 14615 public boolean onTitlePrinted() { 14616 final boolean printed = mTitlePrinted; 14617 mTitlePrinted = true; 14618 return printed; 14619 } 14620 14621 public boolean getTitlePrinted() { 14622 return mTitlePrinted; 14623 } 14624 14625 public void setTitlePrinted(boolean enabled) { 14626 mTitlePrinted = enabled; 14627 } 14628 14629 public SharedUserSetting getSharedUser() { 14630 return mSharedUser; 14631 } 14632 14633 public void setSharedUser(SharedUserSetting user) { 14634 mSharedUser = user; 14635 } 14636 } 14637 14638 @Override 14639 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14640 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14641 != PackageManager.PERMISSION_GRANTED) { 14642 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14643 + Binder.getCallingPid() 14644 + ", uid=" + Binder.getCallingUid() 14645 + " without permission " 14646 + android.Manifest.permission.DUMP); 14647 return; 14648 } 14649 14650 DumpState dumpState = new DumpState(); 14651 boolean fullPreferred = false; 14652 boolean checkin = false; 14653 14654 String packageName = null; 14655 ArraySet<String> permissionNames = null; 14656 14657 int opti = 0; 14658 while (opti < args.length) { 14659 String opt = args[opti]; 14660 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14661 break; 14662 } 14663 opti++; 14664 14665 if ("-a".equals(opt)) { 14666 // Right now we only know how to print all. 14667 } else if ("-h".equals(opt)) { 14668 pw.println("Package manager dump options:"); 14669 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14670 pw.println(" --checkin: dump for a checkin"); 14671 pw.println(" -f: print details of intent filters"); 14672 pw.println(" -h: print this help"); 14673 pw.println(" cmd may be one of:"); 14674 pw.println(" l[ibraries]: list known shared libraries"); 14675 pw.println(" f[ibraries]: list device features"); 14676 pw.println(" k[eysets]: print known keysets"); 14677 pw.println(" r[esolvers]: dump intent resolvers"); 14678 pw.println(" perm[issions]: dump permissions"); 14679 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14680 pw.println(" pref[erred]: print preferred package settings"); 14681 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14682 pw.println(" prov[iders]: dump content providers"); 14683 pw.println(" p[ackages]: dump installed packages"); 14684 pw.println(" s[hared-users]: dump shared user IDs"); 14685 pw.println(" m[essages]: print collected runtime messages"); 14686 pw.println(" v[erifiers]: print package verifier info"); 14687 pw.println(" version: print database version info"); 14688 pw.println(" write: write current settings now"); 14689 pw.println(" <package.name>: info about given package"); 14690 pw.println(" installs: details about install sessions"); 14691 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14692 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14693 return; 14694 } else if ("--checkin".equals(opt)) { 14695 checkin = true; 14696 } else if ("-f".equals(opt)) { 14697 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14698 } else { 14699 pw.println("Unknown argument: " + opt + "; use -h for help"); 14700 } 14701 } 14702 14703 // Is the caller requesting to dump a particular piece of data? 14704 if (opti < args.length) { 14705 String cmd = args[opti]; 14706 opti++; 14707 // Is this a package name? 14708 if ("android".equals(cmd) || cmd.contains(".")) { 14709 packageName = cmd; 14710 // When dumping a single package, we always dump all of its 14711 // filter information since the amount of data will be reasonable. 14712 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14713 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14714 dumpState.setDump(DumpState.DUMP_LIBS); 14715 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14716 dumpState.setDump(DumpState.DUMP_FEATURES); 14717 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14718 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14719 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14720 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14721 } else if ("permission".equals(cmd)) { 14722 if (opti >= args.length) { 14723 pw.println("Error: permission requires permission name"); 14724 return; 14725 } 14726 permissionNames = new ArraySet<>(); 14727 while (opti < args.length) { 14728 permissionNames.add(args[opti]); 14729 opti++; 14730 } 14731 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14732 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14733 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14734 dumpState.setDump(DumpState.DUMP_PREFERRED); 14735 } else if ("preferred-xml".equals(cmd)) { 14736 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14737 if (opti < args.length && "--full".equals(args[opti])) { 14738 fullPreferred = true; 14739 opti++; 14740 } 14741 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14742 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14743 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14744 dumpState.setDump(DumpState.DUMP_PACKAGES); 14745 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14746 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14747 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14748 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14749 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14750 dumpState.setDump(DumpState.DUMP_MESSAGES); 14751 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14752 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14753 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14754 || "intent-filter-verifiers".equals(cmd)) { 14755 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14756 } else if ("version".equals(cmd)) { 14757 dumpState.setDump(DumpState.DUMP_VERSION); 14758 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14759 dumpState.setDump(DumpState.DUMP_KEYSETS); 14760 } else if ("installs".equals(cmd)) { 14761 dumpState.setDump(DumpState.DUMP_INSTALLS); 14762 } else if ("write".equals(cmd)) { 14763 synchronized (mPackages) { 14764 mSettings.writeLPr(); 14765 pw.println("Settings written."); 14766 return; 14767 } 14768 } 14769 } 14770 14771 if (checkin) { 14772 pw.println("vers,1"); 14773 } 14774 14775 // reader 14776 synchronized (mPackages) { 14777 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14778 if (!checkin) { 14779 if (dumpState.onTitlePrinted()) 14780 pw.println(); 14781 pw.println("Database versions:"); 14782 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 14783 } 14784 } 14785 14786 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14787 if (!checkin) { 14788 if (dumpState.onTitlePrinted()) 14789 pw.println(); 14790 pw.println("Verifiers:"); 14791 pw.print(" Required: "); 14792 pw.print(mRequiredVerifierPackage); 14793 pw.print(" (uid="); 14794 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14795 pw.println(")"); 14796 } else if (mRequiredVerifierPackage != null) { 14797 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14798 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14799 } 14800 } 14801 14802 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14803 packageName == null) { 14804 if (mIntentFilterVerifierComponent != null) { 14805 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14806 if (!checkin) { 14807 if (dumpState.onTitlePrinted()) 14808 pw.println(); 14809 pw.println("Intent Filter Verifier:"); 14810 pw.print(" Using: "); 14811 pw.print(verifierPackageName); 14812 pw.print(" (uid="); 14813 pw.print(getPackageUid(verifierPackageName, 0)); 14814 pw.println(")"); 14815 } else if (verifierPackageName != null) { 14816 pw.print("ifv,"); pw.print(verifierPackageName); 14817 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14818 } 14819 } else { 14820 pw.println(); 14821 pw.println("No Intent Filter Verifier available!"); 14822 } 14823 } 14824 14825 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14826 boolean printedHeader = false; 14827 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14828 while (it.hasNext()) { 14829 String name = it.next(); 14830 SharedLibraryEntry ent = mSharedLibraries.get(name); 14831 if (!checkin) { 14832 if (!printedHeader) { 14833 if (dumpState.onTitlePrinted()) 14834 pw.println(); 14835 pw.println("Libraries:"); 14836 printedHeader = true; 14837 } 14838 pw.print(" "); 14839 } else { 14840 pw.print("lib,"); 14841 } 14842 pw.print(name); 14843 if (!checkin) { 14844 pw.print(" -> "); 14845 } 14846 if (ent.path != null) { 14847 if (!checkin) { 14848 pw.print("(jar) "); 14849 pw.print(ent.path); 14850 } else { 14851 pw.print(",jar,"); 14852 pw.print(ent.path); 14853 } 14854 } else { 14855 if (!checkin) { 14856 pw.print("(apk) "); 14857 pw.print(ent.apk); 14858 } else { 14859 pw.print(",apk,"); 14860 pw.print(ent.apk); 14861 } 14862 } 14863 pw.println(); 14864 } 14865 } 14866 14867 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14868 if (dumpState.onTitlePrinted()) 14869 pw.println(); 14870 if (!checkin) { 14871 pw.println("Features:"); 14872 } 14873 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14874 while (it.hasNext()) { 14875 String name = it.next(); 14876 if (!checkin) { 14877 pw.print(" "); 14878 } else { 14879 pw.print("feat,"); 14880 } 14881 pw.println(name); 14882 } 14883 } 14884 14885 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14886 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14887 : "Activity Resolver Table:", " ", packageName, 14888 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14889 dumpState.setTitlePrinted(true); 14890 } 14891 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14892 : "Receiver Resolver Table:", " ", packageName, 14893 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14894 dumpState.setTitlePrinted(true); 14895 } 14896 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14897 : "Service Resolver Table:", " ", packageName, 14898 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14899 dumpState.setTitlePrinted(true); 14900 } 14901 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14902 : "Provider Resolver Table:", " ", packageName, 14903 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14904 dumpState.setTitlePrinted(true); 14905 } 14906 } 14907 14908 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14909 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14910 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14911 int user = mSettings.mPreferredActivities.keyAt(i); 14912 if (pir.dump(pw, 14913 dumpState.getTitlePrinted() 14914 ? "\nPreferred Activities User " + user + ":" 14915 : "Preferred Activities User " + user + ":", " ", 14916 packageName, true, false)) { 14917 dumpState.setTitlePrinted(true); 14918 } 14919 } 14920 } 14921 14922 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14923 pw.flush(); 14924 FileOutputStream fout = new FileOutputStream(fd); 14925 BufferedOutputStream str = new BufferedOutputStream(fout); 14926 XmlSerializer serializer = new FastXmlSerializer(); 14927 try { 14928 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14929 serializer.startDocument(null, true); 14930 serializer.setFeature( 14931 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14932 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14933 serializer.endDocument(); 14934 serializer.flush(); 14935 } catch (IllegalArgumentException e) { 14936 pw.println("Failed writing: " + e); 14937 } catch (IllegalStateException e) { 14938 pw.println("Failed writing: " + e); 14939 } catch (IOException e) { 14940 pw.println("Failed writing: " + e); 14941 } 14942 } 14943 14944 if (!checkin 14945 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14946 && packageName == null) { 14947 pw.println(); 14948 int count = mSettings.mPackages.size(); 14949 if (count == 0) { 14950 pw.println("No applications!"); 14951 pw.println(); 14952 } else { 14953 final String prefix = " "; 14954 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14955 if (allPackageSettings.size() == 0) { 14956 pw.println("No domain preferred apps!"); 14957 pw.println(); 14958 } else { 14959 pw.println("App verification status:"); 14960 pw.println(); 14961 count = 0; 14962 for (PackageSetting ps : allPackageSettings) { 14963 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14964 if (ivi == null || ivi.getPackageName() == null) continue; 14965 pw.println(prefix + "Package: " + ivi.getPackageName()); 14966 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14967 pw.println(prefix + "Status: " + ivi.getStatusString()); 14968 pw.println(); 14969 count++; 14970 } 14971 if (count == 0) { 14972 pw.println(prefix + "No app verification established."); 14973 pw.println(); 14974 } 14975 for (int userId : sUserManager.getUserIds()) { 14976 pw.println("App linkages for user " + userId + ":"); 14977 pw.println(); 14978 count = 0; 14979 for (PackageSetting ps : allPackageSettings) { 14980 final long status = ps.getDomainVerificationStatusForUser(userId); 14981 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14982 continue; 14983 } 14984 pw.println(prefix + "Package: " + ps.name); 14985 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14986 String statusStr = IntentFilterVerificationInfo. 14987 getStatusStringFromValue(status); 14988 pw.println(prefix + "Status: " + statusStr); 14989 pw.println(); 14990 count++; 14991 } 14992 if (count == 0) { 14993 pw.println(prefix + "No configured app linkages."); 14994 pw.println(); 14995 } 14996 } 14997 } 14998 } 14999 } 15000 15001 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15002 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15003 if (packageName == null && permissionNames == null) { 15004 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15005 if (iperm == 0) { 15006 if (dumpState.onTitlePrinted()) 15007 pw.println(); 15008 pw.println("AppOp Permissions:"); 15009 } 15010 pw.print(" AppOp Permission "); 15011 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15012 pw.println(":"); 15013 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15014 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15015 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15016 } 15017 } 15018 } 15019 } 15020 15021 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15022 boolean printedSomething = false; 15023 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15024 if (packageName != null && !packageName.equals(p.info.packageName)) { 15025 continue; 15026 } 15027 if (!printedSomething) { 15028 if (dumpState.onTitlePrinted()) 15029 pw.println(); 15030 pw.println("Registered ContentProviders:"); 15031 printedSomething = true; 15032 } 15033 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15034 pw.print(" "); pw.println(p.toString()); 15035 } 15036 printedSomething = false; 15037 for (Map.Entry<String, PackageParser.Provider> entry : 15038 mProvidersByAuthority.entrySet()) { 15039 PackageParser.Provider p = entry.getValue(); 15040 if (packageName != null && !packageName.equals(p.info.packageName)) { 15041 continue; 15042 } 15043 if (!printedSomething) { 15044 if (dumpState.onTitlePrinted()) 15045 pw.println(); 15046 pw.println("ContentProvider Authorities:"); 15047 printedSomething = true; 15048 } 15049 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15050 pw.print(" "); pw.println(p.toString()); 15051 if (p.info != null && p.info.applicationInfo != null) { 15052 final String appInfo = p.info.applicationInfo.toString(); 15053 pw.print(" applicationInfo="); pw.println(appInfo); 15054 } 15055 } 15056 } 15057 15058 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15059 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15060 } 15061 15062 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15063 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15064 } 15065 15066 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15067 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15068 } 15069 15070 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15071 // XXX should handle packageName != null by dumping only install data that 15072 // the given package is involved with. 15073 if (dumpState.onTitlePrinted()) pw.println(); 15074 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15075 } 15076 15077 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15078 if (dumpState.onTitlePrinted()) pw.println(); 15079 mSettings.dumpReadMessagesLPr(pw, dumpState); 15080 15081 pw.println(); 15082 pw.println("Package warning messages:"); 15083 BufferedReader in = null; 15084 String line = null; 15085 try { 15086 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15087 while ((line = in.readLine()) != null) { 15088 if (line.contains("ignored: updated version")) continue; 15089 pw.println(line); 15090 } 15091 } catch (IOException ignored) { 15092 } finally { 15093 IoUtils.closeQuietly(in); 15094 } 15095 } 15096 15097 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15098 BufferedReader in = null; 15099 String line = null; 15100 try { 15101 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15102 while ((line = in.readLine()) != null) { 15103 if (line.contains("ignored: updated version")) continue; 15104 pw.print("msg,"); 15105 pw.println(line); 15106 } 15107 } catch (IOException ignored) { 15108 } finally { 15109 IoUtils.closeQuietly(in); 15110 } 15111 } 15112 } 15113 } 15114 15115 private String dumpDomainString(String packageName) { 15116 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15117 List<IntentFilter> filters = getAllIntentFilters(packageName); 15118 15119 ArraySet<String> result = new ArraySet<>(); 15120 if (iviList.size() > 0) { 15121 for (IntentFilterVerificationInfo ivi : iviList) { 15122 for (String host : ivi.getDomains()) { 15123 result.add(host); 15124 } 15125 } 15126 } 15127 if (filters != null && filters.size() > 0) { 15128 for (IntentFilter filter : filters) { 15129 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15130 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15131 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15132 result.addAll(filter.getHostsList()); 15133 } 15134 } 15135 } 15136 15137 StringBuilder sb = new StringBuilder(result.size() * 16); 15138 for (String domain : result) { 15139 if (sb.length() > 0) sb.append(" "); 15140 sb.append(domain); 15141 } 15142 return sb.toString(); 15143 } 15144 15145 // ------- apps on sdcard specific code ------- 15146 static final boolean DEBUG_SD_INSTALL = false; 15147 15148 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15149 15150 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15151 15152 private boolean mMediaMounted = false; 15153 15154 static String getEncryptKey() { 15155 try { 15156 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15157 SD_ENCRYPTION_KEYSTORE_NAME); 15158 if (sdEncKey == null) { 15159 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15160 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15161 if (sdEncKey == null) { 15162 Slog.e(TAG, "Failed to create encryption keys"); 15163 return null; 15164 } 15165 } 15166 return sdEncKey; 15167 } catch (NoSuchAlgorithmException nsae) { 15168 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15169 return null; 15170 } catch (IOException ioe) { 15171 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15172 return null; 15173 } 15174 } 15175 15176 /* 15177 * Update media status on PackageManager. 15178 */ 15179 @Override 15180 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15181 int callingUid = Binder.getCallingUid(); 15182 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15183 throw new SecurityException("Media status can only be updated by the system"); 15184 } 15185 // reader; this apparently protects mMediaMounted, but should probably 15186 // be a different lock in that case. 15187 synchronized (mPackages) { 15188 Log.i(TAG, "Updating external media status from " 15189 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15190 + (mediaStatus ? "mounted" : "unmounted")); 15191 if (DEBUG_SD_INSTALL) 15192 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15193 + ", mMediaMounted=" + mMediaMounted); 15194 if (mediaStatus == mMediaMounted) { 15195 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15196 : 0, -1); 15197 mHandler.sendMessage(msg); 15198 return; 15199 } 15200 mMediaMounted = mediaStatus; 15201 } 15202 // Queue up an async operation since the package installation may take a 15203 // little while. 15204 mHandler.post(new Runnable() { 15205 public void run() { 15206 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15207 } 15208 }); 15209 } 15210 15211 /** 15212 * Called by MountService when the initial ASECs to scan are available. 15213 * Should block until all the ASEC containers are finished being scanned. 15214 */ 15215 public void scanAvailableAsecs() { 15216 updateExternalMediaStatusInner(true, false, false); 15217 if (mShouldRestoreconData) { 15218 SELinuxMMAC.setRestoreconDone(); 15219 mShouldRestoreconData = false; 15220 } 15221 } 15222 15223 /* 15224 * Collect information of applications on external media, map them against 15225 * existing containers and update information based on current mount status. 15226 * Please note that we always have to report status if reportStatus has been 15227 * set to true especially when unloading packages. 15228 */ 15229 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15230 boolean externalStorage) { 15231 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15232 int[] uidArr = EmptyArray.INT; 15233 15234 final String[] list = PackageHelper.getSecureContainerList(); 15235 if (ArrayUtils.isEmpty(list)) { 15236 Log.i(TAG, "No secure containers found"); 15237 } else { 15238 // Process list of secure containers and categorize them 15239 // as active or stale based on their package internal state. 15240 15241 // reader 15242 synchronized (mPackages) { 15243 for (String cid : list) { 15244 // Leave stages untouched for now; installer service owns them 15245 if (PackageInstallerService.isStageName(cid)) continue; 15246 15247 if (DEBUG_SD_INSTALL) 15248 Log.i(TAG, "Processing container " + cid); 15249 String pkgName = getAsecPackageName(cid); 15250 if (pkgName == null) { 15251 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15252 continue; 15253 } 15254 if (DEBUG_SD_INSTALL) 15255 Log.i(TAG, "Looking for pkg : " + pkgName); 15256 15257 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15258 if (ps == null) { 15259 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15260 continue; 15261 } 15262 15263 /* 15264 * Skip packages that are not external if we're unmounting 15265 * external storage. 15266 */ 15267 if (externalStorage && !isMounted && !isExternal(ps)) { 15268 continue; 15269 } 15270 15271 final AsecInstallArgs args = new AsecInstallArgs(cid, 15272 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15273 // The package status is changed only if the code path 15274 // matches between settings and the container id. 15275 if (ps.codePathString != null 15276 && ps.codePathString.startsWith(args.getCodePath())) { 15277 if (DEBUG_SD_INSTALL) { 15278 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15279 + " at code path: " + ps.codePathString); 15280 } 15281 15282 // We do have a valid package installed on sdcard 15283 processCids.put(args, ps.codePathString); 15284 final int uid = ps.appId; 15285 if (uid != -1) { 15286 uidArr = ArrayUtils.appendInt(uidArr, uid); 15287 } 15288 } else { 15289 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15290 + ps.codePathString); 15291 } 15292 } 15293 } 15294 15295 Arrays.sort(uidArr); 15296 } 15297 15298 // Process packages with valid entries. 15299 if (isMounted) { 15300 if (DEBUG_SD_INSTALL) 15301 Log.i(TAG, "Loading packages"); 15302 loadMediaPackages(processCids, uidArr); 15303 startCleaningPackages(); 15304 mInstallerService.onSecureContainersAvailable(); 15305 } else { 15306 if (DEBUG_SD_INSTALL) 15307 Log.i(TAG, "Unloading packages"); 15308 unloadMediaPackages(processCids, uidArr, reportStatus); 15309 } 15310 } 15311 15312 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15313 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15314 final int size = infos.size(); 15315 final String[] packageNames = new String[size]; 15316 final int[] packageUids = new int[size]; 15317 for (int i = 0; i < size; i++) { 15318 final ApplicationInfo info = infos.get(i); 15319 packageNames[i] = info.packageName; 15320 packageUids[i] = info.uid; 15321 } 15322 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15323 finishedReceiver); 15324 } 15325 15326 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15327 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15328 sendResourcesChangedBroadcast(mediaStatus, replacing, 15329 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15330 } 15331 15332 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15333 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15334 int size = pkgList.length; 15335 if (size > 0) { 15336 // Send broadcasts here 15337 Bundle extras = new Bundle(); 15338 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15339 if (uidArr != null) { 15340 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15341 } 15342 if (replacing) { 15343 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15344 } 15345 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15346 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15347 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15348 } 15349 } 15350 15351 /* 15352 * Look at potentially valid container ids from processCids If package 15353 * information doesn't match the one on record or package scanning fails, 15354 * the cid is added to list of removeCids. We currently don't delete stale 15355 * containers. 15356 */ 15357 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15358 ArrayList<String> pkgList = new ArrayList<String>(); 15359 Set<AsecInstallArgs> keys = processCids.keySet(); 15360 15361 for (AsecInstallArgs args : keys) { 15362 String codePath = processCids.get(args); 15363 if (DEBUG_SD_INSTALL) 15364 Log.i(TAG, "Loading container : " + args.cid); 15365 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15366 try { 15367 // Make sure there are no container errors first. 15368 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15369 Slog.e(TAG, "Failed to mount cid : " + args.cid 15370 + " when installing from sdcard"); 15371 continue; 15372 } 15373 // Check code path here. 15374 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15375 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15376 + " does not match one in settings " + codePath); 15377 continue; 15378 } 15379 // Parse package 15380 int parseFlags = mDefParseFlags; 15381 if (args.isExternalAsec()) { 15382 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15383 } 15384 if (args.isFwdLocked()) { 15385 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15386 } 15387 15388 synchronized (mInstallLock) { 15389 PackageParser.Package pkg = null; 15390 try { 15391 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15392 } catch (PackageManagerException e) { 15393 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15394 } 15395 // Scan the package 15396 if (pkg != null) { 15397 /* 15398 * TODO why is the lock being held? doPostInstall is 15399 * called in other places without the lock. This needs 15400 * to be straightened out. 15401 */ 15402 // writer 15403 synchronized (mPackages) { 15404 retCode = PackageManager.INSTALL_SUCCEEDED; 15405 pkgList.add(pkg.packageName); 15406 // Post process args 15407 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15408 pkg.applicationInfo.uid); 15409 } 15410 } else { 15411 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15412 } 15413 } 15414 15415 } finally { 15416 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15417 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15418 } 15419 } 15420 } 15421 // writer 15422 synchronized (mPackages) { 15423 // If the platform SDK has changed since the last time we booted, 15424 // we need to re-grant app permission to catch any new ones that 15425 // appear. This is really a hack, and means that apps can in some 15426 // cases get permissions that the user didn't initially explicitly 15427 // allow... it would be nice to have some better way to handle 15428 // this situation. 15429 final VersionInfo ver = mSettings.getExternalVersion(); 15430 15431 int updateFlags = UPDATE_PERMISSIONS_ALL; 15432 if (ver.sdkVersion != mSdkVersion) { 15433 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15434 + mSdkVersion + "; regranting permissions for external"); 15435 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15436 } 15437 updatePermissionsLPw(null, null, updateFlags); 15438 15439 // Yay, everything is now upgraded 15440 ver.forceCurrent(); 15441 15442 // can downgrade to reader 15443 // Persist settings 15444 mSettings.writeLPr(); 15445 } 15446 // Send a broadcast to let everyone know we are done processing 15447 if (pkgList.size() > 0) { 15448 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15449 } 15450 } 15451 15452 /* 15453 * Utility method to unload a list of specified containers 15454 */ 15455 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15456 // Just unmount all valid containers. 15457 for (AsecInstallArgs arg : cidArgs) { 15458 synchronized (mInstallLock) { 15459 arg.doPostDeleteLI(false); 15460 } 15461 } 15462 } 15463 15464 /* 15465 * Unload packages mounted on external media. This involves deleting package 15466 * data from internal structures, sending broadcasts about diabled packages, 15467 * gc'ing to free up references, unmounting all secure containers 15468 * corresponding to packages on external media, and posting a 15469 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15470 * that we always have to post this message if status has been requested no 15471 * matter what. 15472 */ 15473 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15474 final boolean reportStatus) { 15475 if (DEBUG_SD_INSTALL) 15476 Log.i(TAG, "unloading media packages"); 15477 ArrayList<String> pkgList = new ArrayList<String>(); 15478 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15479 final Set<AsecInstallArgs> keys = processCids.keySet(); 15480 for (AsecInstallArgs args : keys) { 15481 String pkgName = args.getPackageName(); 15482 if (DEBUG_SD_INSTALL) 15483 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15484 // Delete package internally 15485 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15486 synchronized (mInstallLock) { 15487 boolean res = deletePackageLI(pkgName, null, false, null, null, 15488 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15489 if (res) { 15490 pkgList.add(pkgName); 15491 } else { 15492 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15493 failedList.add(args); 15494 } 15495 } 15496 } 15497 15498 // reader 15499 synchronized (mPackages) { 15500 // We didn't update the settings after removing each package; 15501 // write them now for all packages. 15502 mSettings.writeLPr(); 15503 } 15504 15505 // We have to absolutely send UPDATED_MEDIA_STATUS only 15506 // after confirming that all the receivers processed the ordered 15507 // broadcast when packages get disabled, force a gc to clean things up. 15508 // and unload all the containers. 15509 if (pkgList.size() > 0) { 15510 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15511 new IIntentReceiver.Stub() { 15512 public void performReceive(Intent intent, int resultCode, String data, 15513 Bundle extras, boolean ordered, boolean sticky, 15514 int sendingUser) throws RemoteException { 15515 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15516 reportStatus ? 1 : 0, 1, keys); 15517 mHandler.sendMessage(msg); 15518 } 15519 }); 15520 } else { 15521 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15522 keys); 15523 mHandler.sendMessage(msg); 15524 } 15525 } 15526 15527 private void loadPrivatePackages(VolumeInfo vol) { 15528 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15529 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15530 synchronized (mInstallLock) { 15531 synchronized (mPackages) { 15532 final VersionInfo ver = mSettings.findOrCreateVersion(vol.fsUuid); 15533 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15534 for (PackageSetting ps : packages) { 15535 final PackageParser.Package pkg; 15536 try { 15537 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15538 loaded.add(pkg.applicationInfo); 15539 } catch (PackageManagerException e) { 15540 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15541 } 15542 15543 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15544 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15545 } 15546 } 15547 15548 int updateFlags = UPDATE_PERMISSIONS_ALL; 15549 if (ver.sdkVersion != mSdkVersion) { 15550 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15551 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15552 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15553 } 15554 updatePermissionsLPw(null, null, updateFlags); 15555 15556 // Yay, everything is now upgraded 15557 ver.forceCurrent(); 15558 15559 mSettings.writeLPr(); 15560 } 15561 } 15562 15563 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15564 sendResourcesChangedBroadcast(true, false, loaded, null); 15565 } 15566 15567 private void unloadPrivatePackages(VolumeInfo vol) { 15568 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15569 synchronized (mInstallLock) { 15570 synchronized (mPackages) { 15571 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15572 for (PackageSetting ps : packages) { 15573 if (ps.pkg == null) continue; 15574 15575 final ApplicationInfo info = ps.pkg.applicationInfo; 15576 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15577 if (deletePackageLI(ps.name, null, false, null, null, 15578 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15579 unloaded.add(info); 15580 } else { 15581 Slog.w(TAG, "Failed to unload " + ps.codePath); 15582 } 15583 } 15584 15585 mSettings.writeLPr(); 15586 } 15587 } 15588 15589 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15590 sendResourcesChangedBroadcast(false, false, unloaded, null); 15591 } 15592 15593 /** 15594 * Examine all users present on given mounted volume, and destroy data 15595 * belonging to users that are no longer valid, or whose user ID has been 15596 * recycled. 15597 */ 15598 private void reconcileUsers(String volumeUuid) { 15599 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15600 if (ArrayUtils.isEmpty(files)) { 15601 Slog.d(TAG, "No users found on " + volumeUuid); 15602 return; 15603 } 15604 15605 for (File file : files) { 15606 if (!file.isDirectory()) continue; 15607 15608 final int userId; 15609 final UserInfo info; 15610 try { 15611 userId = Integer.parseInt(file.getName()); 15612 info = sUserManager.getUserInfo(userId); 15613 } catch (NumberFormatException e) { 15614 Slog.w(TAG, "Invalid user directory " + file); 15615 continue; 15616 } 15617 15618 boolean destroyUser = false; 15619 if (info == null) { 15620 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15621 + " because no matching user was found"); 15622 destroyUser = true; 15623 } else { 15624 try { 15625 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15626 } catch (IOException e) { 15627 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15628 + " because we failed to enforce serial number: " + e); 15629 destroyUser = true; 15630 } 15631 } 15632 15633 if (destroyUser) { 15634 synchronized (mInstallLock) { 15635 mInstaller.removeUserDataDirs(volumeUuid, userId); 15636 } 15637 } 15638 } 15639 15640 final UserManager um = mContext.getSystemService(UserManager.class); 15641 for (UserInfo user : um.getUsers()) { 15642 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15643 if (userDir.exists()) continue; 15644 15645 try { 15646 UserManagerService.prepareUserDirectory(userDir); 15647 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15648 } catch (IOException e) { 15649 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15650 } 15651 } 15652 } 15653 15654 /** 15655 * Examine all apps present on given mounted volume, and destroy apps that 15656 * aren't expected, either due to uninstallation or reinstallation on 15657 * another volume. 15658 */ 15659 private void reconcileApps(String volumeUuid) { 15660 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15661 if (ArrayUtils.isEmpty(files)) { 15662 Slog.d(TAG, "No apps found on " + volumeUuid); 15663 return; 15664 } 15665 15666 for (File file : files) { 15667 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15668 && !PackageInstallerService.isStageName(file.getName()); 15669 if (!isPackage) { 15670 // Ignore entries which are not packages 15671 continue; 15672 } 15673 15674 boolean destroyApp = false; 15675 String packageName = null; 15676 try { 15677 final PackageLite pkg = PackageParser.parsePackageLite(file, 15678 PackageParser.PARSE_MUST_BE_APK); 15679 packageName = pkg.packageName; 15680 15681 synchronized (mPackages) { 15682 final PackageSetting ps = mSettings.mPackages.get(packageName); 15683 if (ps == null) { 15684 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15685 + volumeUuid + " because we found no install record"); 15686 destroyApp = true; 15687 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15688 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15689 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15690 destroyApp = true; 15691 } 15692 } 15693 15694 } catch (PackageParserException e) { 15695 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15696 destroyApp = true; 15697 } 15698 15699 if (destroyApp) { 15700 synchronized (mInstallLock) { 15701 if (packageName != null) { 15702 removeDataDirsLI(volumeUuid, packageName); 15703 } 15704 if (file.isDirectory()) { 15705 mInstaller.rmPackageDir(file.getAbsolutePath()); 15706 } else { 15707 file.delete(); 15708 } 15709 } 15710 } 15711 } 15712 } 15713 15714 private void unfreezePackage(String packageName) { 15715 synchronized (mPackages) { 15716 final PackageSetting ps = mSettings.mPackages.get(packageName); 15717 if (ps != null) { 15718 ps.frozen = false; 15719 } 15720 } 15721 } 15722 15723 @Override 15724 public int movePackage(final String packageName, final String volumeUuid) { 15725 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15726 15727 final int moveId = mNextMoveId.getAndIncrement(); 15728 try { 15729 movePackageInternal(packageName, volumeUuid, moveId); 15730 } catch (PackageManagerException e) { 15731 Slog.w(TAG, "Failed to move " + packageName, e); 15732 mMoveCallbacks.notifyStatusChanged(moveId, 15733 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15734 } 15735 return moveId; 15736 } 15737 15738 private void movePackageInternal(final String packageName, final String volumeUuid, 15739 final int moveId) throws PackageManagerException { 15740 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15741 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15742 final PackageManager pm = mContext.getPackageManager(); 15743 15744 final boolean currentAsec; 15745 final String currentVolumeUuid; 15746 final File codeFile; 15747 final String installerPackageName; 15748 final String packageAbiOverride; 15749 final int appId; 15750 final String seinfo; 15751 final String label; 15752 15753 // reader 15754 synchronized (mPackages) { 15755 final PackageParser.Package pkg = mPackages.get(packageName); 15756 final PackageSetting ps = mSettings.mPackages.get(packageName); 15757 if (pkg == null || ps == null) { 15758 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15759 } 15760 15761 if (pkg.applicationInfo.isSystemApp()) { 15762 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15763 "Cannot move system application"); 15764 } 15765 15766 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15767 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15768 "Package already moved to " + volumeUuid); 15769 } 15770 15771 final File probe = new File(pkg.codePath); 15772 final File probeOat = new File(probe, "oat"); 15773 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15774 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15775 "Move only supported for modern cluster style installs"); 15776 } 15777 15778 if (ps.frozen) { 15779 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15780 "Failed to move already frozen package"); 15781 } 15782 ps.frozen = true; 15783 15784 currentAsec = pkg.applicationInfo.isForwardLocked() 15785 || pkg.applicationInfo.isExternalAsec(); 15786 currentVolumeUuid = ps.volumeUuid; 15787 codeFile = new File(pkg.codePath); 15788 installerPackageName = ps.installerPackageName; 15789 packageAbiOverride = ps.cpuAbiOverrideString; 15790 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15791 seinfo = pkg.applicationInfo.seinfo; 15792 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15793 } 15794 15795 // Now that we're guarded by frozen state, kill app during move 15796 killApplication(packageName, appId, "move pkg"); 15797 15798 final Bundle extras = new Bundle(); 15799 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15800 extras.putString(Intent.EXTRA_TITLE, label); 15801 mMoveCallbacks.notifyCreated(moveId, extras); 15802 15803 int installFlags; 15804 final boolean moveCompleteApp; 15805 final File measurePath; 15806 15807 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15808 installFlags = INSTALL_INTERNAL; 15809 moveCompleteApp = !currentAsec; 15810 measurePath = Environment.getDataAppDirectory(volumeUuid); 15811 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15812 installFlags = INSTALL_EXTERNAL; 15813 moveCompleteApp = false; 15814 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15815 } else { 15816 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15817 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15818 || !volume.isMountedWritable()) { 15819 unfreezePackage(packageName); 15820 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15821 "Move location not mounted private volume"); 15822 } 15823 15824 Preconditions.checkState(!currentAsec); 15825 15826 installFlags = INSTALL_INTERNAL; 15827 moveCompleteApp = true; 15828 measurePath = Environment.getDataAppDirectory(volumeUuid); 15829 } 15830 15831 final PackageStats stats = new PackageStats(null, -1); 15832 synchronized (mInstaller) { 15833 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15834 unfreezePackage(packageName); 15835 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15836 "Failed to measure package size"); 15837 } 15838 } 15839 15840 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15841 + stats.dataSize); 15842 15843 final long startFreeBytes = measurePath.getFreeSpace(); 15844 final long sizeBytes; 15845 if (moveCompleteApp) { 15846 sizeBytes = stats.codeSize + stats.dataSize; 15847 } else { 15848 sizeBytes = stats.codeSize; 15849 } 15850 15851 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15852 unfreezePackage(packageName); 15853 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15854 "Not enough free space to move"); 15855 } 15856 15857 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15858 15859 final CountDownLatch installedLatch = new CountDownLatch(1); 15860 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15861 @Override 15862 public void onUserActionRequired(Intent intent) throws RemoteException { 15863 throw new IllegalStateException(); 15864 } 15865 15866 @Override 15867 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15868 Bundle extras) throws RemoteException { 15869 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15870 + PackageManager.installStatusToString(returnCode, msg)); 15871 15872 installedLatch.countDown(); 15873 15874 // Regardless of success or failure of the move operation, 15875 // always unfreeze the package 15876 unfreezePackage(packageName); 15877 15878 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15879 switch (status) { 15880 case PackageInstaller.STATUS_SUCCESS: 15881 mMoveCallbacks.notifyStatusChanged(moveId, 15882 PackageManager.MOVE_SUCCEEDED); 15883 break; 15884 case PackageInstaller.STATUS_FAILURE_STORAGE: 15885 mMoveCallbacks.notifyStatusChanged(moveId, 15886 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15887 break; 15888 default: 15889 mMoveCallbacks.notifyStatusChanged(moveId, 15890 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15891 break; 15892 } 15893 } 15894 }; 15895 15896 final MoveInfo move; 15897 if (moveCompleteApp) { 15898 // Kick off a thread to report progress estimates 15899 new Thread() { 15900 @Override 15901 public void run() { 15902 while (true) { 15903 try { 15904 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15905 break; 15906 } 15907 } catch (InterruptedException ignored) { 15908 } 15909 15910 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15911 final int progress = 10 + (int) MathUtils.constrain( 15912 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15913 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15914 } 15915 } 15916 }.start(); 15917 15918 final String dataAppName = codeFile.getName(); 15919 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15920 dataAppName, appId, seinfo); 15921 } else { 15922 move = null; 15923 } 15924 15925 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15926 15927 final Message msg = mHandler.obtainMessage(INIT_COPY); 15928 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15929 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15930 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 15931 mHandler.sendMessage(msg); 15932 } 15933 15934 @Override 15935 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15936 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15937 15938 final int realMoveId = mNextMoveId.getAndIncrement(); 15939 final Bundle extras = new Bundle(); 15940 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15941 mMoveCallbacks.notifyCreated(realMoveId, extras); 15942 15943 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15944 @Override 15945 public void onCreated(int moveId, Bundle extras) { 15946 // Ignored 15947 } 15948 15949 @Override 15950 public void onStatusChanged(int moveId, int status, long estMillis) { 15951 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15952 } 15953 }; 15954 15955 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15956 storage.setPrimaryStorageUuid(volumeUuid, callback); 15957 return realMoveId; 15958 } 15959 15960 @Override 15961 public int getMoveStatus(int moveId) { 15962 mContext.enforceCallingOrSelfPermission( 15963 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15964 return mMoveCallbacks.mLastStatus.get(moveId); 15965 } 15966 15967 @Override 15968 public void registerMoveCallback(IPackageMoveObserver callback) { 15969 mContext.enforceCallingOrSelfPermission( 15970 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15971 mMoveCallbacks.register(callback); 15972 } 15973 15974 @Override 15975 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15976 mContext.enforceCallingOrSelfPermission( 15977 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15978 mMoveCallbacks.unregister(callback); 15979 } 15980 15981 @Override 15982 public boolean setInstallLocation(int loc) { 15983 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15984 null); 15985 if (getInstallLocation() == loc) { 15986 return true; 15987 } 15988 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15989 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15990 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15991 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15992 return true; 15993 } 15994 return false; 15995 } 15996 15997 @Override 15998 public int getInstallLocation() { 15999 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16000 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16001 PackageHelper.APP_INSTALL_AUTO); 16002 } 16003 16004 /** Called by UserManagerService */ 16005 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16006 mDirtyUsers.remove(userHandle); 16007 mSettings.removeUserLPw(userHandle); 16008 mPendingBroadcasts.remove(userHandle); 16009 if (mInstaller != null) { 16010 // Technically, we shouldn't be doing this with the package lock 16011 // held. However, this is very rare, and there is already so much 16012 // other disk I/O going on, that we'll let it slide for now. 16013 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16014 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16015 final String volumeUuid = vol.getFsUuid(); 16016 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16017 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16018 } 16019 } 16020 mUserNeedsBadging.delete(userHandle); 16021 removeUnusedPackagesLILPw(userManager, userHandle); 16022 } 16023 16024 /** 16025 * We're removing userHandle and would like to remove any downloaded packages 16026 * that are no longer in use by any other user. 16027 * @param userHandle the user being removed 16028 */ 16029 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16030 final boolean DEBUG_CLEAN_APKS = false; 16031 int [] users = userManager.getUserIdsLPr(); 16032 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16033 while (psit.hasNext()) { 16034 PackageSetting ps = psit.next(); 16035 if (ps.pkg == null) { 16036 continue; 16037 } 16038 final String packageName = ps.pkg.packageName; 16039 // Skip over if system app 16040 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16041 continue; 16042 } 16043 if (DEBUG_CLEAN_APKS) { 16044 Slog.i(TAG, "Checking package " + packageName); 16045 } 16046 boolean keep = false; 16047 for (int i = 0; i < users.length; i++) { 16048 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16049 keep = true; 16050 if (DEBUG_CLEAN_APKS) { 16051 Slog.i(TAG, " Keeping package " + packageName + " for user " 16052 + users[i]); 16053 } 16054 break; 16055 } 16056 } 16057 if (!keep) { 16058 if (DEBUG_CLEAN_APKS) { 16059 Slog.i(TAG, " Removing package " + packageName); 16060 } 16061 mHandler.post(new Runnable() { 16062 public void run() { 16063 deletePackageX(packageName, userHandle, 0); 16064 } //end run 16065 }); 16066 } 16067 } 16068 } 16069 16070 /** Called by UserManagerService */ 16071 void createNewUserLILPw(int userHandle) { 16072 if (mInstaller != null) { 16073 mInstaller.createUserConfig(userHandle); 16074 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16075 applyFactoryDefaultBrowserLPw(userHandle); 16076 primeDomainVerificationsLPw(userHandle); 16077 } 16078 } 16079 16080 void newUserCreated(final int userHandle) { 16081 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16082 } 16083 16084 @Override 16085 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16086 mContext.enforceCallingOrSelfPermission( 16087 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16088 "Only package verification agents can read the verifier device identity"); 16089 16090 synchronized (mPackages) { 16091 return mSettings.getVerifierDeviceIdentityLPw(); 16092 } 16093 } 16094 16095 @Override 16096 public void setPermissionEnforced(String permission, boolean enforced) { 16097 // TODO: Now that we no longer change GID for storage, this should to away. 16098 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16099 "setPermissionEnforced"); 16100 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16101 synchronized (mPackages) { 16102 if (mSettings.mReadExternalStorageEnforced == null 16103 || mSettings.mReadExternalStorageEnforced != enforced) { 16104 mSettings.mReadExternalStorageEnforced = enforced; 16105 mSettings.writeLPr(); 16106 } 16107 } 16108 // kill any non-foreground processes so we restart them and 16109 // grant/revoke the GID. 16110 final IActivityManager am = ActivityManagerNative.getDefault(); 16111 if (am != null) { 16112 final long token = Binder.clearCallingIdentity(); 16113 try { 16114 am.killProcessesBelowForeground("setPermissionEnforcement"); 16115 } catch (RemoteException e) { 16116 } finally { 16117 Binder.restoreCallingIdentity(token); 16118 } 16119 } 16120 } else { 16121 throw new IllegalArgumentException("No selective enforcement for " + permission); 16122 } 16123 } 16124 16125 @Override 16126 @Deprecated 16127 public boolean isPermissionEnforced(String permission) { 16128 return true; 16129 } 16130 16131 @Override 16132 public boolean isStorageLow() { 16133 final long token = Binder.clearCallingIdentity(); 16134 try { 16135 final DeviceStorageMonitorInternal 16136 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16137 if (dsm != null) { 16138 return dsm.isMemoryLow(); 16139 } else { 16140 return false; 16141 } 16142 } finally { 16143 Binder.restoreCallingIdentity(token); 16144 } 16145 } 16146 16147 @Override 16148 public IPackageInstaller getPackageInstaller() { 16149 return mInstallerService; 16150 } 16151 16152 private boolean userNeedsBadging(int userId) { 16153 int index = mUserNeedsBadging.indexOfKey(userId); 16154 if (index < 0) { 16155 final UserInfo userInfo; 16156 final long token = Binder.clearCallingIdentity(); 16157 try { 16158 userInfo = sUserManager.getUserInfo(userId); 16159 } finally { 16160 Binder.restoreCallingIdentity(token); 16161 } 16162 final boolean b; 16163 if (userInfo != null && userInfo.isManagedProfile()) { 16164 b = true; 16165 } else { 16166 b = false; 16167 } 16168 mUserNeedsBadging.put(userId, b); 16169 return b; 16170 } 16171 return mUserNeedsBadging.valueAt(index); 16172 } 16173 16174 @Override 16175 public KeySet getKeySetByAlias(String packageName, String alias) { 16176 if (packageName == null || alias == null) { 16177 return null; 16178 } 16179 synchronized(mPackages) { 16180 final PackageParser.Package pkg = mPackages.get(packageName); 16181 if (pkg == null) { 16182 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16183 throw new IllegalArgumentException("Unknown package: " + packageName); 16184 } 16185 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16186 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16187 } 16188 } 16189 16190 @Override 16191 public KeySet getSigningKeySet(String packageName) { 16192 if (packageName == null) { 16193 return null; 16194 } 16195 synchronized(mPackages) { 16196 final PackageParser.Package pkg = mPackages.get(packageName); 16197 if (pkg == null) { 16198 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16199 throw new IllegalArgumentException("Unknown package: " + packageName); 16200 } 16201 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16202 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16203 throw new SecurityException("May not access signing KeySet of other apps."); 16204 } 16205 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16206 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16207 } 16208 } 16209 16210 @Override 16211 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16212 if (packageName == null || ks == null) { 16213 return false; 16214 } 16215 synchronized(mPackages) { 16216 final PackageParser.Package pkg = mPackages.get(packageName); 16217 if (pkg == null) { 16218 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16219 throw new IllegalArgumentException("Unknown package: " + packageName); 16220 } 16221 IBinder ksh = ks.getToken(); 16222 if (ksh instanceof KeySetHandle) { 16223 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16224 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16225 } 16226 return false; 16227 } 16228 } 16229 16230 @Override 16231 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16232 if (packageName == null || ks == null) { 16233 return false; 16234 } 16235 synchronized(mPackages) { 16236 final PackageParser.Package pkg = mPackages.get(packageName); 16237 if (pkg == null) { 16238 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16239 throw new IllegalArgumentException("Unknown package: " + packageName); 16240 } 16241 IBinder ksh = ks.getToken(); 16242 if (ksh instanceof KeySetHandle) { 16243 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16244 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16245 } 16246 return false; 16247 } 16248 } 16249 16250 public void getUsageStatsIfNoPackageUsageInfo() { 16251 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16252 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16253 if (usm == null) { 16254 throw new IllegalStateException("UsageStatsManager must be initialized"); 16255 } 16256 long now = System.currentTimeMillis(); 16257 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16258 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16259 String packageName = entry.getKey(); 16260 PackageParser.Package pkg = mPackages.get(packageName); 16261 if (pkg == null) { 16262 continue; 16263 } 16264 UsageStats usage = entry.getValue(); 16265 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16266 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16267 } 16268 } 16269 } 16270 16271 /** 16272 * Check and throw if the given before/after packages would be considered a 16273 * downgrade. 16274 */ 16275 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16276 throws PackageManagerException { 16277 if (after.versionCode < before.mVersionCode) { 16278 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16279 "Update version code " + after.versionCode + " is older than current " 16280 + before.mVersionCode); 16281 } else if (after.versionCode == before.mVersionCode) { 16282 if (after.baseRevisionCode < before.baseRevisionCode) { 16283 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16284 "Update base revision code " + after.baseRevisionCode 16285 + " is older than current " + before.baseRevisionCode); 16286 } 16287 16288 if (!ArrayUtils.isEmpty(after.splitNames)) { 16289 for (int i = 0; i < after.splitNames.length; i++) { 16290 final String splitName = after.splitNames[i]; 16291 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16292 if (j != -1) { 16293 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16294 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16295 "Update split " + splitName + " revision code " 16296 + after.splitRevisionCodes[i] + " is older than current " 16297 + before.splitRevisionCodes[j]); 16298 } 16299 } 16300 } 16301 } 16302 } 16303 } 16304 16305 private static class MoveCallbacks extends Handler { 16306 private static final int MSG_CREATED = 1; 16307 private static final int MSG_STATUS_CHANGED = 2; 16308 16309 private final RemoteCallbackList<IPackageMoveObserver> 16310 mCallbacks = new RemoteCallbackList<>(); 16311 16312 private final SparseIntArray mLastStatus = new SparseIntArray(); 16313 16314 public MoveCallbacks(Looper looper) { 16315 super(looper); 16316 } 16317 16318 public void register(IPackageMoveObserver callback) { 16319 mCallbacks.register(callback); 16320 } 16321 16322 public void unregister(IPackageMoveObserver callback) { 16323 mCallbacks.unregister(callback); 16324 } 16325 16326 @Override 16327 public void handleMessage(Message msg) { 16328 final SomeArgs args = (SomeArgs) msg.obj; 16329 final int n = mCallbacks.beginBroadcast(); 16330 for (int i = 0; i < n; i++) { 16331 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16332 try { 16333 invokeCallback(callback, msg.what, args); 16334 } catch (RemoteException ignored) { 16335 } 16336 } 16337 mCallbacks.finishBroadcast(); 16338 args.recycle(); 16339 } 16340 16341 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16342 throws RemoteException { 16343 switch (what) { 16344 case MSG_CREATED: { 16345 callback.onCreated(args.argi1, (Bundle) args.arg2); 16346 break; 16347 } 16348 case MSG_STATUS_CHANGED: { 16349 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16350 break; 16351 } 16352 } 16353 } 16354 16355 private void notifyCreated(int moveId, Bundle extras) { 16356 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16357 16358 final SomeArgs args = SomeArgs.obtain(); 16359 args.argi1 = moveId; 16360 args.arg2 = extras; 16361 obtainMessage(MSG_CREATED, args).sendToTarget(); 16362 } 16363 16364 private void notifyStatusChanged(int moveId, int status) { 16365 notifyStatusChanged(moveId, status, -1); 16366 } 16367 16368 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16369 Slog.v(TAG, "Move " + moveId + " status " + status); 16370 16371 final SomeArgs args = SomeArgs.obtain(); 16372 args.argi1 = moveId; 16373 args.argi2 = status; 16374 args.arg3 = estMillis; 16375 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16376 16377 synchronized (mLastStatus) { 16378 mLastStatus.put(moveId, status); 16379 } 16380 } 16381 } 16382 16383 private final class OnPermissionChangeListeners extends Handler { 16384 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16385 16386 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16387 new RemoteCallbackList<>(); 16388 16389 public OnPermissionChangeListeners(Looper looper) { 16390 super(looper); 16391 } 16392 16393 @Override 16394 public void handleMessage(Message msg) { 16395 switch (msg.what) { 16396 case MSG_ON_PERMISSIONS_CHANGED: { 16397 final int uid = msg.arg1; 16398 handleOnPermissionsChanged(uid); 16399 } break; 16400 } 16401 } 16402 16403 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16404 mPermissionListeners.register(listener); 16405 16406 } 16407 16408 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16409 mPermissionListeners.unregister(listener); 16410 } 16411 16412 public void onPermissionsChanged(int uid) { 16413 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16414 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16415 } 16416 } 16417 16418 private void handleOnPermissionsChanged(int uid) { 16419 final int count = mPermissionListeners.beginBroadcast(); 16420 try { 16421 for (int i = 0; i < count; i++) { 16422 IOnPermissionsChangeListener callback = mPermissionListeners 16423 .getBroadcastItem(i); 16424 try { 16425 callback.onPermissionsChanged(uid); 16426 } catch (RemoteException e) { 16427 Log.e(TAG, "Permission listener is dead", e); 16428 } 16429 } 16430 } finally { 16431 mPermissionListeners.finishBroadcast(); 16432 } 16433 } 16434 } 16435 16436 private class PackageManagerInternalImpl extends PackageManagerInternal { 16437 @Override 16438 public void setLocationPackagesProvider(PackagesProvider provider) { 16439 synchronized (mPackages) { 16440 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16441 } 16442 } 16443 16444 @Override 16445 public void setImePackagesProvider(PackagesProvider provider) { 16446 synchronized (mPackages) { 16447 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16448 } 16449 } 16450 16451 @Override 16452 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16453 synchronized (mPackages) { 16454 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16455 } 16456 } 16457 16458 @Override 16459 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16460 synchronized (mPackages) { 16461 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16462 } 16463 } 16464 16465 @Override 16466 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16467 synchronized (mPackages) { 16468 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16469 } 16470 } 16471 16472 @Override 16473 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16474 synchronized (mPackages) { 16475 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16476 } 16477 } 16478 16479 @Override 16480 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16481 synchronized (mPackages) { 16482 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16483 packageName, userId); 16484 } 16485 } 16486 16487 @Override 16488 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16489 synchronized (mPackages) { 16490 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16491 packageName, userId); 16492 } 16493 } 16494 } 16495 16496 @Override 16497 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16498 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16499 synchronized (mPackages) { 16500 final long identity = Binder.clearCallingIdentity(); 16501 try { 16502 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16503 packageNames, userId); 16504 } finally { 16505 Binder.restoreCallingIdentity(identity); 16506 } 16507 } 16508 } 16509 16510 private static void enforceSystemOrPhoneCaller(String tag) { 16511 int callingUid = Binder.getCallingUid(); 16512 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16513 throw new SecurityException( 16514 "Cannot call " + tag + " from UID " + callingUid); 16515 } 16516 } 16517} 16518