PackageManagerService.java revision 28ec27cbfa157c242fd9330a10c7c2b8ea838694
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 = false; 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_REPLACING = 1<<11; 327 static final int SCAN_REQUIRE_KNOWN = 1<<12; 328 static final int SCAN_MOVE = 1<<13; 329 static final int SCAN_INITIAL = 1<<14; 330 331 static final int REMOVE_CHATTY = 1<<16; 332 333 private static final int[] EMPTY_INT_ARRAY = new int[0]; 334 335 /** 336 * Timeout (in milliseconds) after which the watchdog should declare that 337 * our handler thread is wedged. The usual default for such things is one 338 * minute but we sometimes do very lengthy I/O operations on this thread, 339 * such as installing multi-gigabyte applications, so ours needs to be longer. 340 */ 341 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 342 343 /** 344 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 345 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 346 * settings entry if available, otherwise we use the hardcoded default. If it's been 347 * more than this long since the last fstrim, we force one during the boot sequence. 348 * 349 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 350 * one gets run at the next available charging+idle time. This final mandatory 351 * no-fstrim check kicks in only of the other scheduling criteria is never met. 352 */ 353 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 354 355 /** 356 * Whether verification is enabled by default. 357 */ 358 private static final boolean DEFAULT_VERIFY_ENABLE = true; 359 360 /** 361 * The default maximum time to wait for the verification agent to return in 362 * milliseconds. 363 */ 364 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 365 366 /** 367 * The default response for package verification timeout. 368 * 369 * This can be either PackageManager.VERIFICATION_ALLOW or 370 * PackageManager.VERIFICATION_REJECT. 371 */ 372 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 373 374 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 375 376 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 377 DEFAULT_CONTAINER_PACKAGE, 378 "com.android.defcontainer.DefaultContainerService"); 379 380 private static final String KILL_APP_REASON_GIDS_CHANGED = 381 "permission grant or revoke changed gids"; 382 383 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 384 "permissions revoked"; 385 386 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 387 388 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 389 390 /** Permission grant: not grant the permission. */ 391 private static final int GRANT_DENIED = 1; 392 393 /** Permission grant: grant the permission as an install permission. */ 394 private static final int GRANT_INSTALL = 2; 395 396 /** Permission grant: grant the permission as an install permission for a legacy app. */ 397 private static final int GRANT_INSTALL_LEGACY = 3; 398 399 /** Permission grant: grant the permission as a runtime one. */ 400 private static final int GRANT_RUNTIME = 4; 401 402 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 403 private static final int GRANT_UPGRADE = 5; 404 405 /** Canonical intent used to identify what counts as a "web browser" app */ 406 private static final Intent sBrowserIntent; 407 static { 408 sBrowserIntent = new Intent(); 409 sBrowserIntent.setAction(Intent.ACTION_VIEW); 410 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 411 sBrowserIntent.setData(Uri.parse("http:")); 412 } 413 414 final ServiceThread mHandlerThread; 415 416 final PackageHandler mHandler; 417 418 /** 419 * Messages for {@link #mHandler} that need to wait for system ready before 420 * being dispatched. 421 */ 422 private ArrayList<Message> mPostSystemReadyMessages; 423 424 final int mSdkVersion = Build.VERSION.SDK_INT; 425 426 final Context mContext; 427 final boolean mFactoryTest; 428 final boolean mOnlyCore; 429 final boolean mLazyDexOpt; 430 final long mDexOptLRUThresholdInMills; 431 final DisplayMetrics mMetrics; 432 final int mDefParseFlags; 433 final String[] mSeparateProcesses; 434 final boolean mIsUpgrade; 435 436 // This is where all application persistent data goes. 437 final File mAppDataDir; 438 439 // This is where all application persistent data goes for secondary users. 440 final File mUserAppDataDir; 441 442 /** The location for ASEC container files on internal storage. */ 443 final String mAsecInternalPath; 444 445 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 446 // LOCK HELD. Can be called with mInstallLock held. 447 @GuardedBy("mInstallLock") 448 final Installer mInstaller; 449 450 /** Directory where installed third-party apps stored */ 451 final File mAppInstallDir; 452 453 /** 454 * Directory to which applications installed internally have their 455 * 32 bit native libraries copied. 456 */ 457 private File mAppLib32InstallDir; 458 459 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 460 // apps. 461 final File mDrmAppPrivateInstallDir; 462 463 // ---------------------------------------------------------------- 464 465 // Lock for state used when installing and doing other long running 466 // operations. Methods that must be called with this lock held have 467 // the suffix "LI". 468 final Object mInstallLock = new Object(); 469 470 // ---------------------------------------------------------------- 471 472 // Keys are String (package name), values are Package. This also serves 473 // as the lock for the global state. Methods that must be called with 474 // this lock held have the prefix "LP". 475 @GuardedBy("mPackages") 476 final ArrayMap<String, PackageParser.Package> mPackages = 477 new ArrayMap<String, PackageParser.Package>(); 478 479 // Tracks available target package names -> overlay package paths. 480 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 481 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 482 483 /** 484 * Tracks new system packages [receiving in an OTA] that we expect to 485 * find updated user-installed versions. Keys are package name, values 486 * are package location. 487 */ 488 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 489 490 final Settings mSettings; 491 boolean mRestoredSettings; 492 493 // System configuration read by SystemConfig. 494 final int[] mGlobalGids; 495 final SparseArray<ArraySet<String>> mSystemPermissions; 496 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 497 498 // If mac_permissions.xml was found for seinfo labeling. 499 boolean mFoundPolicyFile; 500 501 // If a recursive restorecon of /data/data/<pkg> is needed. 502 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 503 504 public static final class SharedLibraryEntry { 505 public final String path; 506 public final String apk; 507 508 SharedLibraryEntry(String _path, String _apk) { 509 path = _path; 510 apk = _apk; 511 } 512 } 513 514 // Currently known shared libraries. 515 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 516 new ArrayMap<String, SharedLibraryEntry>(); 517 518 // All available activities, for your resolving pleasure. 519 final ActivityIntentResolver mActivities = 520 new ActivityIntentResolver(); 521 522 // All available receivers, for your resolving pleasure. 523 final ActivityIntentResolver mReceivers = 524 new ActivityIntentResolver(); 525 526 // All available services, for your resolving pleasure. 527 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 528 529 // All available providers, for your resolving pleasure. 530 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 531 532 // Mapping from provider base names (first directory in content URI codePath) 533 // to the provider information. 534 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 535 new ArrayMap<String, PackageParser.Provider>(); 536 537 // Mapping from instrumentation class names to info about them. 538 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 539 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 540 541 // Mapping from permission names to info about them. 542 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 543 new ArrayMap<String, PackageParser.PermissionGroup>(); 544 545 // Packages whose data we have transfered into another package, thus 546 // should no longer exist. 547 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 548 549 // Broadcast actions that are only available to the system. 550 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 551 552 /** List of packages waiting for verification. */ 553 final SparseArray<PackageVerificationState> mPendingVerification 554 = new SparseArray<PackageVerificationState>(); 555 556 /** Set of packages associated with each app op permission. */ 557 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 558 559 final PackageInstallerService mInstallerService; 560 561 private final PackageDexOptimizer mPackageDexOptimizer; 562 563 private AtomicInteger mNextMoveId = new AtomicInteger(); 564 private final MoveCallbacks mMoveCallbacks; 565 566 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 567 568 // Cache of users who need badging. 569 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 570 571 /** Token for keys in mPendingVerification. */ 572 private int mPendingVerificationToken = 0; 573 574 volatile boolean mSystemReady; 575 volatile boolean mSafeMode; 576 volatile boolean mHasSystemUidErrors; 577 578 ApplicationInfo mAndroidApplication; 579 final ActivityInfo mResolveActivity = new ActivityInfo(); 580 final ResolveInfo mResolveInfo = new ResolveInfo(); 581 ComponentName mResolveComponentName; 582 PackageParser.Package mPlatformPackage; 583 ComponentName mCustomResolverComponentName; 584 585 boolean mResolverReplaced = false; 586 587 private final ComponentName mIntentFilterVerifierComponent; 588 private int mIntentFilterVerificationToken = 0; 589 590 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 591 = new SparseArray<IntentFilterVerificationState>(); 592 593 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 594 new DefaultPermissionGrantPolicy(this); 595 596 private static class IFVerificationParams { 597 PackageParser.Package pkg; 598 boolean replacing; 599 int userId; 600 int verifierUid; 601 602 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 603 int _userId, int _verifierUid) { 604 pkg = _pkg; 605 replacing = _replacing; 606 userId = _userId; 607 replacing = _replacing; 608 verifierUid = _verifierUid; 609 } 610 } 611 612 private interface IntentFilterVerifier<T extends IntentFilter> { 613 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 614 T filter, String packageName); 615 void startVerifications(int userId); 616 void receiveVerificationResponse(int verificationId); 617 } 618 619 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 620 private Context mContext; 621 private ComponentName mIntentFilterVerifierComponent; 622 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 623 624 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 625 mContext = context; 626 mIntentFilterVerifierComponent = verifierComponent; 627 } 628 629 private String getDefaultScheme() { 630 return IntentFilter.SCHEME_HTTPS; 631 } 632 633 @Override 634 public void startVerifications(int userId) { 635 // Launch verifications requests 636 int count = mCurrentIntentFilterVerifications.size(); 637 for (int n=0; n<count; n++) { 638 int verificationId = mCurrentIntentFilterVerifications.get(n); 639 final IntentFilterVerificationState ivs = 640 mIntentFilterVerificationStates.get(verificationId); 641 642 String packageName = ivs.getPackageName(); 643 644 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 645 final int filterCount = filters.size(); 646 ArraySet<String> domainsSet = new ArraySet<>(); 647 for (int m=0; m<filterCount; m++) { 648 PackageParser.ActivityIntentInfo filter = filters.get(m); 649 domainsSet.addAll(filter.getHostsList()); 650 } 651 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 652 synchronized (mPackages) { 653 if (mSettings.createIntentFilterVerificationIfNeededLPw( 654 packageName, domainsList) != null) { 655 scheduleWriteSettingsLocked(); 656 } 657 } 658 sendVerificationRequest(userId, verificationId, ivs); 659 } 660 mCurrentIntentFilterVerifications.clear(); 661 } 662 663 private void sendVerificationRequest(int userId, int verificationId, 664 IntentFilterVerificationState ivs) { 665 666 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 667 verificationIntent.putExtra( 668 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 669 verificationId); 670 verificationIntent.putExtra( 671 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 672 getDefaultScheme()); 673 verificationIntent.putExtra( 674 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 675 ivs.getHostsString()); 676 verificationIntent.putExtra( 677 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 678 ivs.getPackageName()); 679 verificationIntent.setComponent(mIntentFilterVerifierComponent); 680 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 681 682 UserHandle user = new UserHandle(userId); 683 mContext.sendBroadcastAsUser(verificationIntent, user); 684 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 685 "Sending IntentFilter verification broadcast"); 686 } 687 688 public void receiveVerificationResponse(int verificationId) { 689 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 690 691 final boolean verified = ivs.isVerified(); 692 693 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 694 final int count = filters.size(); 695 if (DEBUG_DOMAIN_VERIFICATION) { 696 Slog.i(TAG, "Received verification response " + verificationId 697 + " for " + count + " filters, verified=" + verified); 698 } 699 for (int n=0; n<count; n++) { 700 PackageParser.ActivityIntentInfo filter = filters.get(n); 701 filter.setVerified(verified); 702 703 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 704 + " verified with result:" + verified + " and hosts:" 705 + ivs.getHostsString()); 706 } 707 708 mIntentFilterVerificationStates.remove(verificationId); 709 710 final String packageName = ivs.getPackageName(); 711 IntentFilterVerificationInfo ivi = null; 712 713 synchronized (mPackages) { 714 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 715 } 716 if (ivi == null) { 717 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 718 + verificationId + " packageName:" + packageName); 719 return; 720 } 721 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 722 "Updating IntentFilterVerificationInfo for package " + packageName 723 +" verificationId:" + verificationId); 724 725 synchronized (mPackages) { 726 if (verified) { 727 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 728 } else { 729 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 730 } 731 scheduleWriteSettingsLocked(); 732 733 final int userId = ivs.getUserId(); 734 if (userId != UserHandle.USER_ALL) { 735 final int userStatus = 736 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 737 738 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 739 boolean needUpdate = false; 740 741 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 742 // already been set by the User thru the Disambiguation dialog 743 switch (userStatus) { 744 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 745 if (verified) { 746 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 747 } else { 748 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 749 } 750 needUpdate = true; 751 break; 752 753 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 754 if (verified) { 755 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 756 needUpdate = true; 757 } 758 break; 759 760 default: 761 // Nothing to do 762 } 763 764 if (needUpdate) { 765 mSettings.updateIntentFilterVerificationStatusLPw( 766 packageName, updatedStatus, userId); 767 scheduleWritePackageRestrictionsLocked(userId); 768 } 769 } 770 } 771 } 772 773 @Override 774 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 775 ActivityIntentInfo filter, String packageName) { 776 if (!hasValidDomains(filter)) { 777 return false; 778 } 779 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 780 if (ivs == null) { 781 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 782 packageName); 783 } 784 if (DEBUG_DOMAIN_VERIFICATION) { 785 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 786 } 787 ivs.addFilter(filter); 788 return true; 789 } 790 791 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 792 int userId, int verificationId, String packageName) { 793 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 794 verifierUid, userId, packageName); 795 ivs.setPendingState(); 796 synchronized (mPackages) { 797 mIntentFilterVerificationStates.append(verificationId, ivs); 798 mCurrentIntentFilterVerifications.add(verificationId); 799 } 800 return ivs; 801 } 802 } 803 804 private static boolean hasValidDomains(ActivityIntentInfo filter) { 805 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 806 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 807 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 808 } 809 810 private IntentFilterVerifier mIntentFilterVerifier; 811 812 // Set of pending broadcasts for aggregating enable/disable of components. 813 static class PendingPackageBroadcasts { 814 // for each user id, a map of <package name -> components within that package> 815 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 816 817 public PendingPackageBroadcasts() { 818 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 819 } 820 821 public ArrayList<String> get(int userId, String packageName) { 822 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 823 return packages.get(packageName); 824 } 825 826 public void put(int userId, String packageName, ArrayList<String> components) { 827 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 828 packages.put(packageName, components); 829 } 830 831 public void remove(int userId, String packageName) { 832 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 833 if (packages != null) { 834 packages.remove(packageName); 835 } 836 } 837 838 public void remove(int userId) { 839 mUidMap.remove(userId); 840 } 841 842 public int userIdCount() { 843 return mUidMap.size(); 844 } 845 846 public int userIdAt(int n) { 847 return mUidMap.keyAt(n); 848 } 849 850 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 851 return mUidMap.get(userId); 852 } 853 854 public int size() { 855 // total number of pending broadcast entries across all userIds 856 int num = 0; 857 for (int i = 0; i< mUidMap.size(); i++) { 858 num += mUidMap.valueAt(i).size(); 859 } 860 return num; 861 } 862 863 public void clear() { 864 mUidMap.clear(); 865 } 866 867 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 868 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 869 if (map == null) { 870 map = new ArrayMap<String, ArrayList<String>>(); 871 mUidMap.put(userId, map); 872 } 873 return map; 874 } 875 } 876 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 877 878 // Service Connection to remote media container service to copy 879 // package uri's from external media onto secure containers 880 // or internal storage. 881 private IMediaContainerService mContainerService = null; 882 883 static final int SEND_PENDING_BROADCAST = 1; 884 static final int MCS_BOUND = 3; 885 static final int END_COPY = 4; 886 static final int INIT_COPY = 5; 887 static final int MCS_UNBIND = 6; 888 static final int START_CLEANING_PACKAGE = 7; 889 static final int FIND_INSTALL_LOC = 8; 890 static final int POST_INSTALL = 9; 891 static final int MCS_RECONNECT = 10; 892 static final int MCS_GIVE_UP = 11; 893 static final int UPDATED_MEDIA_STATUS = 12; 894 static final int WRITE_SETTINGS = 13; 895 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 896 static final int PACKAGE_VERIFIED = 15; 897 static final int CHECK_PENDING_VERIFICATION = 16; 898 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 899 static final int INTENT_FILTER_VERIFIED = 18; 900 901 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 902 903 // Delay time in millisecs 904 static final int BROADCAST_DELAY = 10 * 1000; 905 906 static UserManagerService sUserManager; 907 908 // Stores a list of users whose package restrictions file needs to be updated 909 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 910 911 final private DefaultContainerConnection mDefContainerConn = 912 new DefaultContainerConnection(); 913 class DefaultContainerConnection implements ServiceConnection { 914 public void onServiceConnected(ComponentName name, IBinder service) { 915 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 916 IMediaContainerService imcs = 917 IMediaContainerService.Stub.asInterface(service); 918 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 919 } 920 921 public void onServiceDisconnected(ComponentName name) { 922 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 923 } 924 } 925 926 // Recordkeeping of restore-after-install operations that are currently in flight 927 // between the Package Manager and the Backup Manager 928 class PostInstallData { 929 public InstallArgs args; 930 public PackageInstalledInfo res; 931 932 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 933 args = _a; 934 res = _r; 935 } 936 } 937 938 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 939 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 940 941 // XML tags for backup/restore of various bits of state 942 private static final String TAG_PREFERRED_BACKUP = "pa"; 943 private static final String TAG_DEFAULT_APPS = "da"; 944 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 945 946 final String mRequiredVerifierPackage; 947 final String mRequiredInstallerPackage; 948 949 private final PackageUsage mPackageUsage = new PackageUsage(); 950 951 private class PackageUsage { 952 private static final int WRITE_INTERVAL 953 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 954 955 private final Object mFileLock = new Object(); 956 private final AtomicLong mLastWritten = new AtomicLong(0); 957 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 958 959 private boolean mIsHistoricalPackageUsageAvailable = true; 960 961 boolean isHistoricalPackageUsageAvailable() { 962 return mIsHistoricalPackageUsageAvailable; 963 } 964 965 void write(boolean force) { 966 if (force) { 967 writeInternal(); 968 return; 969 } 970 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 971 && !DEBUG_DEXOPT) { 972 return; 973 } 974 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 975 new Thread("PackageUsage_DiskWriter") { 976 @Override 977 public void run() { 978 try { 979 writeInternal(); 980 } finally { 981 mBackgroundWriteRunning.set(false); 982 } 983 } 984 }.start(); 985 } 986 } 987 988 private void writeInternal() { 989 synchronized (mPackages) { 990 synchronized (mFileLock) { 991 AtomicFile file = getFile(); 992 FileOutputStream f = null; 993 try { 994 f = file.startWrite(); 995 BufferedOutputStream out = new BufferedOutputStream(f); 996 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 997 StringBuilder sb = new StringBuilder(); 998 for (PackageParser.Package pkg : mPackages.values()) { 999 if (pkg.mLastPackageUsageTimeInMills == 0) { 1000 continue; 1001 } 1002 sb.setLength(0); 1003 sb.append(pkg.packageName); 1004 sb.append(' '); 1005 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1006 sb.append('\n'); 1007 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1008 } 1009 out.flush(); 1010 file.finishWrite(f); 1011 } catch (IOException e) { 1012 if (f != null) { 1013 file.failWrite(f); 1014 } 1015 Log.e(TAG, "Failed to write package usage times", e); 1016 } 1017 } 1018 } 1019 mLastWritten.set(SystemClock.elapsedRealtime()); 1020 } 1021 1022 void readLP() { 1023 synchronized (mFileLock) { 1024 AtomicFile file = getFile(); 1025 BufferedInputStream in = null; 1026 try { 1027 in = new BufferedInputStream(file.openRead()); 1028 StringBuffer sb = new StringBuffer(); 1029 while (true) { 1030 String packageName = readToken(in, sb, ' '); 1031 if (packageName == null) { 1032 break; 1033 } 1034 String timeInMillisString = readToken(in, sb, '\n'); 1035 if (timeInMillisString == null) { 1036 throw new IOException("Failed to find last usage time for package " 1037 + packageName); 1038 } 1039 PackageParser.Package pkg = mPackages.get(packageName); 1040 if (pkg == null) { 1041 continue; 1042 } 1043 long timeInMillis; 1044 try { 1045 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1046 } catch (NumberFormatException e) { 1047 throw new IOException("Failed to parse " + timeInMillisString 1048 + " as a long.", e); 1049 } 1050 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1051 } 1052 } catch (FileNotFoundException expected) { 1053 mIsHistoricalPackageUsageAvailable = false; 1054 } catch (IOException e) { 1055 Log.w(TAG, "Failed to read package usage times", e); 1056 } finally { 1057 IoUtils.closeQuietly(in); 1058 } 1059 } 1060 mLastWritten.set(SystemClock.elapsedRealtime()); 1061 } 1062 1063 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1064 throws IOException { 1065 sb.setLength(0); 1066 while (true) { 1067 int ch = in.read(); 1068 if (ch == -1) { 1069 if (sb.length() == 0) { 1070 return null; 1071 } 1072 throw new IOException("Unexpected EOF"); 1073 } 1074 if (ch == endOfToken) { 1075 return sb.toString(); 1076 } 1077 sb.append((char)ch); 1078 } 1079 } 1080 1081 private AtomicFile getFile() { 1082 File dataDir = Environment.getDataDirectory(); 1083 File systemDir = new File(dataDir, "system"); 1084 File fname = new File(systemDir, "package-usage.list"); 1085 return new AtomicFile(fname); 1086 } 1087 } 1088 1089 class PackageHandler extends Handler { 1090 private boolean mBound = false; 1091 final ArrayList<HandlerParams> mPendingInstalls = 1092 new ArrayList<HandlerParams>(); 1093 1094 private boolean connectToService() { 1095 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1096 " DefaultContainerService"); 1097 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1098 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1099 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1100 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1101 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1102 mBound = true; 1103 return true; 1104 } 1105 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1106 return false; 1107 } 1108 1109 private void disconnectService() { 1110 mContainerService = null; 1111 mBound = false; 1112 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1113 mContext.unbindService(mDefContainerConn); 1114 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1115 } 1116 1117 PackageHandler(Looper looper) { 1118 super(looper); 1119 } 1120 1121 public void handleMessage(Message msg) { 1122 try { 1123 doHandleMessage(msg); 1124 } finally { 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1126 } 1127 } 1128 1129 void doHandleMessage(Message msg) { 1130 switch (msg.what) { 1131 case INIT_COPY: { 1132 HandlerParams params = (HandlerParams) msg.obj; 1133 int idx = mPendingInstalls.size(); 1134 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1135 // If a bind was already initiated we dont really 1136 // need to do anything. The pending install 1137 // will be processed later on. 1138 if (!mBound) { 1139 // If this is the only one pending we might 1140 // have to bind to the service again. 1141 if (!connectToService()) { 1142 Slog.e(TAG, "Failed to bind to media container service"); 1143 params.serviceError(); 1144 return; 1145 } else { 1146 // Once we bind to the service, the first 1147 // pending request will be processed. 1148 mPendingInstalls.add(idx, params); 1149 } 1150 } else { 1151 mPendingInstalls.add(idx, params); 1152 // Already bound to the service. Just make 1153 // sure we trigger off processing the first request. 1154 if (idx == 0) { 1155 mHandler.sendEmptyMessage(MCS_BOUND); 1156 } 1157 } 1158 break; 1159 } 1160 case MCS_BOUND: { 1161 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1162 if (msg.obj != null) { 1163 mContainerService = (IMediaContainerService) msg.obj; 1164 } 1165 if (mContainerService == null) { 1166 if (!mBound) { 1167 // Something seriously wrong since we are not bound and we are not 1168 // waiting for connection. Bail out. 1169 Slog.e(TAG, "Cannot bind to media container service"); 1170 for (HandlerParams params : mPendingInstalls) { 1171 // Indicate service bind error 1172 params.serviceError(); 1173 } 1174 mPendingInstalls.clear(); 1175 } else { 1176 Slog.w(TAG, "Waiting to connect to media container service"); 1177 } 1178 } else if (mPendingInstalls.size() > 0) { 1179 HandlerParams params = mPendingInstalls.get(0); 1180 if (params != null) { 1181 if (params.startCopy()) { 1182 // We are done... look for more work or to 1183 // go idle. 1184 if (DEBUG_SD_INSTALL) Log.i(TAG, 1185 "Checking for more work or unbind..."); 1186 // Delete pending install 1187 if (mPendingInstalls.size() > 0) { 1188 mPendingInstalls.remove(0); 1189 } 1190 if (mPendingInstalls.size() == 0) { 1191 if (mBound) { 1192 if (DEBUG_SD_INSTALL) Log.i(TAG, 1193 "Posting delayed MCS_UNBIND"); 1194 removeMessages(MCS_UNBIND); 1195 Message ubmsg = obtainMessage(MCS_UNBIND); 1196 // Unbind after a little delay, to avoid 1197 // continual thrashing. 1198 sendMessageDelayed(ubmsg, 10000); 1199 } 1200 } else { 1201 // There are more pending requests in queue. 1202 // Just post MCS_BOUND message to trigger processing 1203 // of next pending install. 1204 if (DEBUG_SD_INSTALL) Log.i(TAG, 1205 "Posting MCS_BOUND for next work"); 1206 mHandler.sendEmptyMessage(MCS_BOUND); 1207 } 1208 } 1209 } 1210 } else { 1211 // Should never happen ideally. 1212 Slog.w(TAG, "Empty queue"); 1213 } 1214 break; 1215 } 1216 case MCS_RECONNECT: { 1217 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1218 if (mPendingInstalls.size() > 0) { 1219 if (mBound) { 1220 disconnectService(); 1221 } 1222 if (!connectToService()) { 1223 Slog.e(TAG, "Failed to bind to media container service"); 1224 for (HandlerParams params : mPendingInstalls) { 1225 // Indicate service bind error 1226 params.serviceError(); 1227 } 1228 mPendingInstalls.clear(); 1229 } 1230 } 1231 break; 1232 } 1233 case MCS_UNBIND: { 1234 // If there is no actual work left, then time to unbind. 1235 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1236 1237 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1238 if (mBound) { 1239 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1240 1241 disconnectService(); 1242 } 1243 } else if (mPendingInstalls.size() > 0) { 1244 // There are more pending requests in queue. 1245 // Just post MCS_BOUND message to trigger processing 1246 // of next pending install. 1247 mHandler.sendEmptyMessage(MCS_BOUND); 1248 } 1249 1250 break; 1251 } 1252 case MCS_GIVE_UP: { 1253 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1254 mPendingInstalls.remove(0); 1255 break; 1256 } 1257 case SEND_PENDING_BROADCAST: { 1258 String packages[]; 1259 ArrayList<String> components[]; 1260 int size = 0; 1261 int uids[]; 1262 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1263 synchronized (mPackages) { 1264 if (mPendingBroadcasts == null) { 1265 return; 1266 } 1267 size = mPendingBroadcasts.size(); 1268 if (size <= 0) { 1269 // Nothing to be done. Just return 1270 return; 1271 } 1272 packages = new String[size]; 1273 components = new ArrayList[size]; 1274 uids = new int[size]; 1275 int i = 0; // filling out the above arrays 1276 1277 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1278 int packageUserId = mPendingBroadcasts.userIdAt(n); 1279 Iterator<Map.Entry<String, ArrayList<String>>> it 1280 = mPendingBroadcasts.packagesForUserId(packageUserId) 1281 .entrySet().iterator(); 1282 while (it.hasNext() && i < size) { 1283 Map.Entry<String, ArrayList<String>> ent = it.next(); 1284 packages[i] = ent.getKey(); 1285 components[i] = ent.getValue(); 1286 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1287 uids[i] = (ps != null) 1288 ? UserHandle.getUid(packageUserId, ps.appId) 1289 : -1; 1290 i++; 1291 } 1292 } 1293 size = i; 1294 mPendingBroadcasts.clear(); 1295 } 1296 // Send broadcasts 1297 for (int i = 0; i < size; i++) { 1298 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1299 } 1300 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1301 break; 1302 } 1303 case START_CLEANING_PACKAGE: { 1304 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1305 final String packageName = (String)msg.obj; 1306 final int userId = msg.arg1; 1307 final boolean andCode = msg.arg2 != 0; 1308 synchronized (mPackages) { 1309 if (userId == UserHandle.USER_ALL) { 1310 int[] users = sUserManager.getUserIds(); 1311 for (int user : users) { 1312 mSettings.addPackageToCleanLPw( 1313 new PackageCleanItem(user, packageName, andCode)); 1314 } 1315 } else { 1316 mSettings.addPackageToCleanLPw( 1317 new PackageCleanItem(userId, packageName, andCode)); 1318 } 1319 } 1320 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1321 startCleaningPackages(); 1322 } break; 1323 case POST_INSTALL: { 1324 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1325 PostInstallData data = mRunningInstalls.get(msg.arg1); 1326 mRunningInstalls.delete(msg.arg1); 1327 boolean deleteOld = false; 1328 1329 if (data != null) { 1330 InstallArgs args = data.args; 1331 PackageInstalledInfo res = data.res; 1332 1333 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1334 final String packageName = res.pkg.applicationInfo.packageName; 1335 res.removedInfo.sendBroadcast(false, true, false); 1336 Bundle extras = new Bundle(1); 1337 extras.putInt(Intent.EXTRA_UID, res.uid); 1338 1339 // Now that we successfully installed the package, grant runtime 1340 // permissions if requested before broadcasting the install. 1341 if ((args.installFlags 1342 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1343 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1344 args.installGrantPermissions); 1345 } 1346 1347 // Determine the set of users who are adding this 1348 // package for the first time vs. those who are seeing 1349 // an update. 1350 int[] firstUsers; 1351 int[] updateUsers = new int[0]; 1352 if (res.origUsers == null || res.origUsers.length == 0) { 1353 firstUsers = res.newUsers; 1354 } else { 1355 firstUsers = new int[0]; 1356 for (int i=0; i<res.newUsers.length; i++) { 1357 int user = res.newUsers[i]; 1358 boolean isNew = true; 1359 for (int j=0; j<res.origUsers.length; j++) { 1360 if (res.origUsers[j] == user) { 1361 isNew = false; 1362 break; 1363 } 1364 } 1365 if (isNew) { 1366 int[] newFirst = new int[firstUsers.length+1]; 1367 System.arraycopy(firstUsers, 0, newFirst, 0, 1368 firstUsers.length); 1369 newFirst[firstUsers.length] = user; 1370 firstUsers = newFirst; 1371 } else { 1372 int[] newUpdate = new int[updateUsers.length+1]; 1373 System.arraycopy(updateUsers, 0, newUpdate, 0, 1374 updateUsers.length); 1375 newUpdate[updateUsers.length] = user; 1376 updateUsers = newUpdate; 1377 } 1378 } 1379 } 1380 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1381 packageName, extras, null, null, firstUsers); 1382 final boolean update = res.removedInfo.removedPackage != null; 1383 if (update) { 1384 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1385 } 1386 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1387 packageName, extras, null, null, updateUsers); 1388 if (update) { 1389 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1390 packageName, extras, null, null, updateUsers); 1391 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1392 null, null, packageName, null, updateUsers); 1393 1394 // treat asec-hosted packages like removable media on upgrade 1395 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1396 if (DEBUG_INSTALL) { 1397 Slog.i(TAG, "upgrading pkg " + res.pkg 1398 + " is ASEC-hosted -> AVAILABLE"); 1399 } 1400 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1401 ArrayList<String> pkgList = new ArrayList<String>(1); 1402 pkgList.add(packageName); 1403 sendResourcesChangedBroadcast(true, true, 1404 pkgList,uidArray, null); 1405 } 1406 } 1407 if (res.removedInfo.args != null) { 1408 // Remove the replaced package's older resources safely now 1409 deleteOld = true; 1410 } 1411 1412 // If this app is a browser and it's newly-installed for some 1413 // users, clear any default-browser state in those users 1414 if (firstUsers.length > 0) { 1415 // the app's nature doesn't depend on the user, so we can just 1416 // check its browser nature in any user and generalize. 1417 if (packageIsBrowser(packageName, firstUsers[0])) { 1418 synchronized (mPackages) { 1419 for (int userId : firstUsers) { 1420 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1421 } 1422 } 1423 } 1424 } 1425 // Log current value of "unknown sources" setting 1426 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1427 getUnknownSourcesSettings()); 1428 } 1429 // Force a gc to clear up things 1430 Runtime.getRuntime().gc(); 1431 // We delete after a gc for applications on sdcard. 1432 if (deleteOld) { 1433 synchronized (mInstallLock) { 1434 res.removedInfo.args.doPostDeleteLI(true); 1435 } 1436 } 1437 if (args.observer != null) { 1438 try { 1439 Bundle extras = extrasForInstallResult(res); 1440 args.observer.onPackageInstalled(res.name, res.returnCode, 1441 res.returnMsg, extras); 1442 } catch (RemoteException e) { 1443 Slog.i(TAG, "Observer no longer exists."); 1444 } 1445 } 1446 } else { 1447 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1448 } 1449 } break; 1450 case UPDATED_MEDIA_STATUS: { 1451 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1452 boolean reportStatus = msg.arg1 == 1; 1453 boolean doGc = msg.arg2 == 1; 1454 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1455 if (doGc) { 1456 // Force a gc to clear up stale containers. 1457 Runtime.getRuntime().gc(); 1458 } 1459 if (msg.obj != null) { 1460 @SuppressWarnings("unchecked") 1461 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1462 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1463 // Unload containers 1464 unloadAllContainers(args); 1465 } 1466 if (reportStatus) { 1467 try { 1468 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1469 PackageHelper.getMountService().finishMediaUpdate(); 1470 } catch (RemoteException e) { 1471 Log.e(TAG, "MountService not running?"); 1472 } 1473 } 1474 } break; 1475 case WRITE_SETTINGS: { 1476 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1477 synchronized (mPackages) { 1478 removeMessages(WRITE_SETTINGS); 1479 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1480 mSettings.writeLPr(); 1481 mDirtyUsers.clear(); 1482 } 1483 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1484 } break; 1485 case WRITE_PACKAGE_RESTRICTIONS: { 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1487 synchronized (mPackages) { 1488 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1489 for (int userId : mDirtyUsers) { 1490 mSettings.writePackageRestrictionsLPr(userId); 1491 } 1492 mDirtyUsers.clear(); 1493 } 1494 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1495 } break; 1496 case CHECK_PENDING_VERIFICATION: { 1497 final int verificationId = msg.arg1; 1498 final PackageVerificationState state = mPendingVerification.get(verificationId); 1499 1500 if ((state != null) && !state.timeoutExtended()) { 1501 final InstallArgs args = state.getInstallArgs(); 1502 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1503 1504 Slog.i(TAG, "Verification timed out for " + originUri); 1505 mPendingVerification.remove(verificationId); 1506 1507 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1508 1509 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1510 Slog.i(TAG, "Continuing with installation of " + originUri); 1511 state.setVerifierResponse(Binder.getCallingUid(), 1512 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1513 broadcastPackageVerified(verificationId, originUri, 1514 PackageManager.VERIFICATION_ALLOW, 1515 state.getInstallArgs().getUser()); 1516 try { 1517 ret = args.copyApk(mContainerService, true); 1518 } catch (RemoteException e) { 1519 Slog.e(TAG, "Could not contact the ContainerService"); 1520 } 1521 } else { 1522 broadcastPackageVerified(verificationId, originUri, 1523 PackageManager.VERIFICATION_REJECT, 1524 state.getInstallArgs().getUser()); 1525 } 1526 1527 processPendingInstall(args, ret); 1528 mHandler.sendEmptyMessage(MCS_UNBIND); 1529 } 1530 break; 1531 } 1532 case PACKAGE_VERIFIED: { 1533 final int verificationId = msg.arg1; 1534 1535 final PackageVerificationState state = mPendingVerification.get(verificationId); 1536 if (state == null) { 1537 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1538 break; 1539 } 1540 1541 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1542 1543 state.setVerifierResponse(response.callerUid, response.code); 1544 1545 if (state.isVerificationComplete()) { 1546 mPendingVerification.remove(verificationId); 1547 1548 final InstallArgs args = state.getInstallArgs(); 1549 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1550 1551 int ret; 1552 if (state.isInstallAllowed()) { 1553 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1554 broadcastPackageVerified(verificationId, originUri, 1555 response.code, state.getInstallArgs().getUser()); 1556 try { 1557 ret = args.copyApk(mContainerService, true); 1558 } catch (RemoteException e) { 1559 Slog.e(TAG, "Could not contact the ContainerService"); 1560 } 1561 } else { 1562 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1563 } 1564 1565 processPendingInstall(args, ret); 1566 1567 mHandler.sendEmptyMessage(MCS_UNBIND); 1568 } 1569 1570 break; 1571 } 1572 case START_INTENT_FILTER_VERIFICATIONS: { 1573 IFVerificationParams params = (IFVerificationParams) msg.obj; 1574 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1575 params.replacing, params.pkg); 1576 break; 1577 } 1578 case INTENT_FILTER_VERIFIED: { 1579 final int verificationId = msg.arg1; 1580 1581 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1582 verificationId); 1583 if (state == null) { 1584 Slog.w(TAG, "Invalid IntentFilter verification token " 1585 + verificationId + " received"); 1586 break; 1587 } 1588 1589 final int userId = state.getUserId(); 1590 1591 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1592 "Processing IntentFilter verification with token:" 1593 + verificationId + " and userId:" + userId); 1594 1595 final IntentFilterVerificationResponse response = 1596 (IntentFilterVerificationResponse) msg.obj; 1597 1598 state.setVerifierResponse(response.callerUid, response.code); 1599 1600 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1601 "IntentFilter verification with token:" + verificationId 1602 + " and userId:" + userId 1603 + " is settings verifier response with response code:" 1604 + response.code); 1605 1606 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1607 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1608 + response.getFailedDomainsString()); 1609 } 1610 1611 if (state.isVerificationComplete()) { 1612 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1613 } else { 1614 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1615 "IntentFilter verification with token:" + verificationId 1616 + " was not said to be complete"); 1617 } 1618 1619 break; 1620 } 1621 } 1622 } 1623 } 1624 1625 private StorageEventListener mStorageListener = new StorageEventListener() { 1626 @Override 1627 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1628 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1629 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1630 final String volumeUuid = vol.getFsUuid(); 1631 1632 // Clean up any users or apps that were removed or recreated 1633 // while this volume was missing 1634 reconcileUsers(volumeUuid); 1635 reconcileApps(volumeUuid); 1636 1637 // Clean up any install sessions that expired or were 1638 // cancelled while this volume was missing 1639 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1640 1641 loadPrivatePackages(vol); 1642 1643 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1644 unloadPrivatePackages(vol); 1645 } 1646 } 1647 1648 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1649 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1650 updateExternalMediaStatus(true, false); 1651 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1652 updateExternalMediaStatus(false, false); 1653 } 1654 } 1655 } 1656 1657 @Override 1658 public void onVolumeForgotten(String fsUuid) { 1659 if (TextUtils.isEmpty(fsUuid)) { 1660 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1661 return; 1662 } 1663 1664 // Remove any apps installed on the forgotten volume 1665 synchronized (mPackages) { 1666 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1667 for (PackageSetting ps : packages) { 1668 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1669 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1670 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1671 } 1672 1673 mSettings.onVolumeForgotten(fsUuid); 1674 mSettings.writeLPr(); 1675 } 1676 } 1677 }; 1678 1679 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1680 String[] grantedPermissions) { 1681 if (userId >= UserHandle.USER_OWNER) { 1682 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1683 } else if (userId == UserHandle.USER_ALL) { 1684 final int[] userIds; 1685 synchronized (mPackages) { 1686 userIds = UserManagerService.getInstance().getUserIds(); 1687 } 1688 for (int someUserId : userIds) { 1689 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1690 } 1691 } 1692 1693 // We could have touched GID membership, so flush out packages.list 1694 synchronized (mPackages) { 1695 mSettings.writePackageListLPr(); 1696 } 1697 } 1698 1699 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1700 String[] grantedPermissions) { 1701 SettingBase sb = (SettingBase) pkg.mExtras; 1702 if (sb == null) { 1703 return; 1704 } 1705 1706 PermissionsState permissionsState = sb.getPermissionsState(); 1707 1708 for (String permission : pkg.requestedPermissions) { 1709 BasePermission bp = mSettings.mPermissions.get(permission); 1710 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1711 || ArrayUtils.contains(grantedPermissions, permission))) { 1712 permissionsState.grantRuntimePermission(bp, userId); 1713 } 1714 } 1715 } 1716 1717 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1718 Bundle extras = null; 1719 switch (res.returnCode) { 1720 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1721 extras = new Bundle(); 1722 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1723 res.origPermission); 1724 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1725 res.origPackage); 1726 break; 1727 } 1728 case PackageManager.INSTALL_SUCCEEDED: { 1729 extras = new Bundle(); 1730 extras.putBoolean(Intent.EXTRA_REPLACING, 1731 res.removedInfo != null && res.removedInfo.removedPackage != null); 1732 break; 1733 } 1734 } 1735 return extras; 1736 } 1737 1738 void scheduleWriteSettingsLocked() { 1739 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1740 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1741 } 1742 } 1743 1744 void scheduleWritePackageRestrictionsLocked(int userId) { 1745 if (!sUserManager.exists(userId)) return; 1746 mDirtyUsers.add(userId); 1747 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1748 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1749 } 1750 } 1751 1752 public static PackageManagerService main(Context context, Installer installer, 1753 boolean factoryTest, boolean onlyCore) { 1754 PackageManagerService m = new PackageManagerService(context, installer, 1755 factoryTest, onlyCore); 1756 ServiceManager.addService("package", m); 1757 return m; 1758 } 1759 1760 static String[] splitString(String str, char sep) { 1761 int count = 1; 1762 int i = 0; 1763 while ((i=str.indexOf(sep, i)) >= 0) { 1764 count++; 1765 i++; 1766 } 1767 1768 String[] res = new String[count]; 1769 i=0; 1770 count = 0; 1771 int lastI=0; 1772 while ((i=str.indexOf(sep, i)) >= 0) { 1773 res[count] = str.substring(lastI, i); 1774 count++; 1775 i++; 1776 lastI = i; 1777 } 1778 res[count] = str.substring(lastI, str.length()); 1779 return res; 1780 } 1781 1782 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1783 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1784 Context.DISPLAY_SERVICE); 1785 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1786 } 1787 1788 public PackageManagerService(Context context, Installer installer, 1789 boolean factoryTest, boolean onlyCore) { 1790 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1791 SystemClock.uptimeMillis()); 1792 1793 if (mSdkVersion <= 0) { 1794 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1795 } 1796 1797 mContext = context; 1798 mFactoryTest = factoryTest; 1799 mOnlyCore = onlyCore; 1800 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1801 mMetrics = new DisplayMetrics(); 1802 mSettings = new Settings(mPackages); 1803 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1804 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1805 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1806 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1807 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1808 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1809 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1810 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1811 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1812 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1813 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1814 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1815 1816 // TODO: add a property to control this? 1817 long dexOptLRUThresholdInMinutes; 1818 if (mLazyDexOpt) { 1819 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1820 } else { 1821 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1822 } 1823 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1824 1825 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1826 if (separateProcesses != null && separateProcesses.length() > 0) { 1827 if ("*".equals(separateProcesses)) { 1828 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1829 mSeparateProcesses = null; 1830 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1831 } else { 1832 mDefParseFlags = 0; 1833 mSeparateProcesses = separateProcesses.split(","); 1834 Slog.w(TAG, "Running with debug.separate_processes: " 1835 + separateProcesses); 1836 } 1837 } else { 1838 mDefParseFlags = 0; 1839 mSeparateProcesses = null; 1840 } 1841 1842 mInstaller = installer; 1843 mPackageDexOptimizer = new PackageDexOptimizer(this); 1844 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1845 1846 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1847 FgThread.get().getLooper()); 1848 1849 getDefaultDisplayMetrics(context, mMetrics); 1850 1851 SystemConfig systemConfig = SystemConfig.getInstance(); 1852 mGlobalGids = systemConfig.getGlobalGids(); 1853 mSystemPermissions = systemConfig.getSystemPermissions(); 1854 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1855 1856 synchronized (mInstallLock) { 1857 // writer 1858 synchronized (mPackages) { 1859 mHandlerThread = new ServiceThread(TAG, 1860 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1861 mHandlerThread.start(); 1862 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1863 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1864 1865 File dataDir = Environment.getDataDirectory(); 1866 mAppDataDir = new File(dataDir, "data"); 1867 mAppInstallDir = new File(dataDir, "app"); 1868 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1869 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1870 mUserAppDataDir = new File(dataDir, "user"); 1871 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1872 1873 sUserManager = new UserManagerService(context, this, 1874 mInstallLock, mPackages); 1875 1876 // Propagate permission configuration in to package manager. 1877 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1878 = systemConfig.getPermissions(); 1879 for (int i=0; i<permConfig.size(); i++) { 1880 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1881 BasePermission bp = mSettings.mPermissions.get(perm.name); 1882 if (bp == null) { 1883 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1884 mSettings.mPermissions.put(perm.name, bp); 1885 } 1886 if (perm.gids != null) { 1887 bp.setGids(perm.gids, perm.perUser); 1888 } 1889 } 1890 1891 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1892 for (int i=0; i<libConfig.size(); i++) { 1893 mSharedLibraries.put(libConfig.keyAt(i), 1894 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1895 } 1896 1897 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1898 1899 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1900 mSdkVersion, mOnlyCore); 1901 1902 String customResolverActivity = Resources.getSystem().getString( 1903 R.string.config_customResolverActivity); 1904 if (TextUtils.isEmpty(customResolverActivity)) { 1905 customResolverActivity = null; 1906 } else { 1907 mCustomResolverComponentName = ComponentName.unflattenFromString( 1908 customResolverActivity); 1909 } 1910 1911 long startTime = SystemClock.uptimeMillis(); 1912 1913 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1914 startTime); 1915 1916 // Set flag to monitor and not change apk file paths when 1917 // scanning install directories. 1918 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1919 1920 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1921 1922 /** 1923 * Add everything in the in the boot class path to the 1924 * list of process files because dexopt will have been run 1925 * if necessary during zygote startup. 1926 */ 1927 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1928 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1929 1930 if (bootClassPath != null) { 1931 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1932 for (String element : bootClassPathElements) { 1933 alreadyDexOpted.add(element); 1934 } 1935 } else { 1936 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1937 } 1938 1939 if (systemServerClassPath != null) { 1940 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1941 for (String element : systemServerClassPathElements) { 1942 alreadyDexOpted.add(element); 1943 } 1944 } else { 1945 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1946 } 1947 1948 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1949 final String[] dexCodeInstructionSets = 1950 getDexCodeInstructionSets( 1951 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1952 1953 /** 1954 * Ensure all external libraries have had dexopt run on them. 1955 */ 1956 if (mSharedLibraries.size() > 0) { 1957 // NOTE: For now, we're compiling these system "shared libraries" 1958 // (and framework jars) into all available architectures. It's possible 1959 // to compile them only when we come across an app that uses them (there's 1960 // already logic for that in scanPackageLI) but that adds some complexity. 1961 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1962 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1963 final String lib = libEntry.path; 1964 if (lib == null) { 1965 continue; 1966 } 1967 1968 try { 1969 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1970 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1971 alreadyDexOpted.add(lib); 1972 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1973 } 1974 } catch (FileNotFoundException e) { 1975 Slog.w(TAG, "Library not found: " + lib); 1976 } catch (IOException e) { 1977 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1978 + e.getMessage()); 1979 } 1980 } 1981 } 1982 } 1983 1984 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1985 1986 // Gross hack for now: we know this file doesn't contain any 1987 // code, so don't dexopt it to avoid the resulting log spew. 1988 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1989 1990 // Gross hack for now: we know this file is only part of 1991 // the boot class path for art, so don't dexopt it to 1992 // avoid the resulting log spew. 1993 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1994 1995 /** 1996 * There are a number of commands implemented in Java, which 1997 * we currently need to do the dexopt on so that they can be 1998 * run from a non-root shell. 1999 */ 2000 String[] frameworkFiles = frameworkDir.list(); 2001 if (frameworkFiles != null) { 2002 // TODO: We could compile these only for the most preferred ABI. We should 2003 // first double check that the dex files for these commands are not referenced 2004 // by other system apps. 2005 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2006 for (int i=0; i<frameworkFiles.length; i++) { 2007 File libPath = new File(frameworkDir, frameworkFiles[i]); 2008 String path = libPath.getPath(); 2009 // Skip the file if we already did it. 2010 if (alreadyDexOpted.contains(path)) { 2011 continue; 2012 } 2013 // Skip the file if it is not a type we want to dexopt. 2014 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2015 continue; 2016 } 2017 try { 2018 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2019 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2020 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2021 } 2022 } catch (FileNotFoundException e) { 2023 Slog.w(TAG, "Jar not found: " + path); 2024 } catch (IOException e) { 2025 Slog.w(TAG, "Exception reading jar: " + path, e); 2026 } 2027 } 2028 } 2029 } 2030 2031 // Collect vendor overlay packages. 2032 // (Do this before scanning any apps.) 2033 // For security and version matching reason, only consider 2034 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2035 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2036 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2037 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2038 2039 // Find base frameworks (resource packages without code). 2040 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2041 | PackageParser.PARSE_IS_SYSTEM_DIR 2042 | PackageParser.PARSE_IS_PRIVILEGED, 2043 scanFlags | SCAN_NO_DEX, 0); 2044 2045 // Collected privileged system packages. 2046 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2047 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2048 | PackageParser.PARSE_IS_SYSTEM_DIR 2049 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2050 2051 // Collect ordinary system packages. 2052 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2053 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2054 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2055 2056 // Collect all vendor packages. 2057 File vendorAppDir = new File("/vendor/app"); 2058 try { 2059 vendorAppDir = vendorAppDir.getCanonicalFile(); 2060 } catch (IOException e) { 2061 // failed to look up canonical path, continue with original one 2062 } 2063 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2064 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2065 2066 // Collect all OEM packages. 2067 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2068 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2069 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2070 2071 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2072 mInstaller.moveFiles(); 2073 2074 // Prune any system packages that no longer exist. 2075 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2076 if (!mOnlyCore) { 2077 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2078 while (psit.hasNext()) { 2079 PackageSetting ps = psit.next(); 2080 2081 /* 2082 * If this is not a system app, it can't be a 2083 * disable system app. 2084 */ 2085 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2086 continue; 2087 } 2088 2089 /* 2090 * If the package is scanned, it's not erased. 2091 */ 2092 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2093 if (scannedPkg != null) { 2094 /* 2095 * If the system app is both scanned and in the 2096 * disabled packages list, then it must have been 2097 * added via OTA. Remove it from the currently 2098 * scanned package so the previously user-installed 2099 * application can be scanned. 2100 */ 2101 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2102 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2103 + ps.name + "; removing system app. Last known codePath=" 2104 + ps.codePathString + ", installStatus=" + ps.installStatus 2105 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2106 + scannedPkg.mVersionCode); 2107 removePackageLI(ps, true); 2108 mExpectingBetter.put(ps.name, ps.codePath); 2109 } 2110 2111 continue; 2112 } 2113 2114 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2115 psit.remove(); 2116 logCriticalInfo(Log.WARN, "System package " + ps.name 2117 + " no longer exists; wiping its data"); 2118 removeDataDirsLI(null, ps.name); 2119 } else { 2120 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2121 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2122 possiblyDeletedUpdatedSystemApps.add(ps.name); 2123 } 2124 } 2125 } 2126 } 2127 2128 //look for any incomplete package installations 2129 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2130 //clean up list 2131 for(int i = 0; i < deletePkgsList.size(); i++) { 2132 //clean up here 2133 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2134 } 2135 //delete tmp files 2136 deleteTempPackageFiles(); 2137 2138 // Remove any shared userIDs that have no associated packages 2139 mSettings.pruneSharedUsersLPw(); 2140 2141 if (!mOnlyCore) { 2142 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2143 SystemClock.uptimeMillis()); 2144 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2145 2146 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2147 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2148 2149 /** 2150 * Remove disable package settings for any updated system 2151 * apps that were removed via an OTA. If they're not a 2152 * previously-updated app, remove them completely. 2153 * Otherwise, just revoke their system-level permissions. 2154 */ 2155 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2156 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2157 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2158 2159 String msg; 2160 if (deletedPkg == null) { 2161 msg = "Updated system package " + deletedAppName 2162 + " no longer exists; wiping its data"; 2163 removeDataDirsLI(null, deletedAppName); 2164 } else { 2165 msg = "Updated system app + " + deletedAppName 2166 + " no longer present; removing system privileges for " 2167 + deletedAppName; 2168 2169 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2170 2171 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2172 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2173 } 2174 logCriticalInfo(Log.WARN, msg); 2175 } 2176 2177 /** 2178 * Make sure all system apps that we expected to appear on 2179 * the userdata partition actually showed up. If they never 2180 * appeared, crawl back and revive the system version. 2181 */ 2182 for (int i = 0; i < mExpectingBetter.size(); i++) { 2183 final String packageName = mExpectingBetter.keyAt(i); 2184 if (!mPackages.containsKey(packageName)) { 2185 final File scanFile = mExpectingBetter.valueAt(i); 2186 2187 logCriticalInfo(Log.WARN, "Expected better " + packageName 2188 + " but never showed up; reverting to system"); 2189 2190 final int reparseFlags; 2191 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2192 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2193 | PackageParser.PARSE_IS_SYSTEM_DIR 2194 | PackageParser.PARSE_IS_PRIVILEGED; 2195 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2196 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2197 | PackageParser.PARSE_IS_SYSTEM_DIR; 2198 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2199 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2200 | PackageParser.PARSE_IS_SYSTEM_DIR; 2201 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2202 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2203 | PackageParser.PARSE_IS_SYSTEM_DIR; 2204 } else { 2205 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2206 continue; 2207 } 2208 2209 mSettings.enableSystemPackageLPw(packageName); 2210 2211 try { 2212 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2213 } catch (PackageManagerException e) { 2214 Slog.e(TAG, "Failed to parse original system package: " 2215 + e.getMessage()); 2216 } 2217 } 2218 } 2219 } 2220 mExpectingBetter.clear(); 2221 2222 // Now that we know all of the shared libraries, update all clients to have 2223 // the correct library paths. 2224 updateAllSharedLibrariesLPw(); 2225 2226 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2227 // NOTE: We ignore potential failures here during a system scan (like 2228 // the rest of the commands above) because there's precious little we 2229 // can do about it. A settings error is reported, though. 2230 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2231 false /* force dexopt */, false /* defer dexopt */); 2232 } 2233 2234 // Now that we know all the packages we are keeping, 2235 // read and update their last usage times. 2236 mPackageUsage.readLP(); 2237 2238 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2239 SystemClock.uptimeMillis()); 2240 Slog.i(TAG, "Time to scan packages: " 2241 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2242 + " seconds"); 2243 2244 // If the platform SDK has changed since the last time we booted, 2245 // we need to re-grant app permission to catch any new ones that 2246 // appear. This is really a hack, and means that apps can in some 2247 // cases get permissions that the user didn't initially explicitly 2248 // allow... it would be nice to have some better way to handle 2249 // this situation. 2250 final VersionInfo ver = mSettings.getInternalVersion(); 2251 2252 int updateFlags = UPDATE_PERMISSIONS_ALL; 2253 if (ver.sdkVersion != mSdkVersion) { 2254 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2255 + mSdkVersion + "; regranting permissions for internal storage"); 2256 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2257 } 2258 updatePermissionsLPw(null, null, updateFlags); 2259 ver.sdkVersion = mSdkVersion; 2260 2261 // If this is the first boot, and it is a normal boot, then 2262 // we need to initialize the default preferred apps. 2263 if (!mRestoredSettings && !onlyCore) { 2264 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2265 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2266 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2267 } 2268 2269 // If this is first boot after an OTA, and a normal boot, then 2270 // we need to clear code cache directories. 2271 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2272 if (mIsUpgrade && !onlyCore) { 2273 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2274 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2275 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2276 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2277 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2278 } 2279 } 2280 ver.fingerprint = Build.FINGERPRINT; 2281 } 2282 2283 checkDefaultBrowser(); 2284 2285 // All the changes are done during package scanning. 2286 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2287 2288 // can downgrade to reader 2289 mSettings.writeLPr(); 2290 2291 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2292 SystemClock.uptimeMillis()); 2293 2294 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2295 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2296 2297 mInstallerService = new PackageInstallerService(context, this); 2298 2299 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2300 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2301 mIntentFilterVerifierComponent); 2302 2303 } // synchronized (mPackages) 2304 } // synchronized (mInstallLock) 2305 2306 // Now after opening every single application zip, make sure they 2307 // are all flushed. Not really needed, but keeps things nice and 2308 // tidy. 2309 Runtime.getRuntime().gc(); 2310 2311 // Expose private service for system components to use. 2312 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2313 } 2314 2315 @Override 2316 public boolean isFirstBoot() { 2317 return !mRestoredSettings; 2318 } 2319 2320 @Override 2321 public boolean isOnlyCoreApps() { 2322 return mOnlyCore; 2323 } 2324 2325 @Override 2326 public boolean isUpgrade() { 2327 return mIsUpgrade; 2328 } 2329 2330 private String getRequiredVerifierLPr() { 2331 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2332 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2333 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2334 2335 String requiredVerifier = null; 2336 2337 final int N = receivers.size(); 2338 for (int i = 0; i < N; i++) { 2339 final ResolveInfo info = receivers.get(i); 2340 2341 if (info.activityInfo == null) { 2342 continue; 2343 } 2344 2345 final String packageName = info.activityInfo.packageName; 2346 2347 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2348 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2349 continue; 2350 } 2351 2352 if (requiredVerifier != null) { 2353 throw new RuntimeException("There can be only one required verifier"); 2354 } 2355 2356 requiredVerifier = packageName; 2357 } 2358 2359 return requiredVerifier; 2360 } 2361 2362 private String getRequiredInstallerLPr() { 2363 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2364 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2365 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2366 2367 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2368 PACKAGE_MIME_TYPE, 0, 0); 2369 2370 String requiredInstaller = null; 2371 2372 final int N = installers.size(); 2373 for (int i = 0; i < N; i++) { 2374 final ResolveInfo info = installers.get(i); 2375 final String packageName = info.activityInfo.packageName; 2376 2377 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2378 continue; 2379 } 2380 2381 if (requiredInstaller != null) { 2382 throw new RuntimeException("There must be one required installer"); 2383 } 2384 2385 requiredInstaller = packageName; 2386 } 2387 2388 if (requiredInstaller == null) { 2389 throw new RuntimeException("There must be one required installer"); 2390 } 2391 2392 return requiredInstaller; 2393 } 2394 2395 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2396 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2397 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2398 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2399 2400 ComponentName verifierComponentName = null; 2401 2402 int priority = -1000; 2403 final int N = receivers.size(); 2404 for (int i = 0; i < N; i++) { 2405 final ResolveInfo info = receivers.get(i); 2406 2407 if (info.activityInfo == null) { 2408 continue; 2409 } 2410 2411 final String packageName = info.activityInfo.packageName; 2412 2413 final PackageSetting ps = mSettings.mPackages.get(packageName); 2414 if (ps == null) { 2415 continue; 2416 } 2417 2418 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2419 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2420 continue; 2421 } 2422 2423 // Select the IntentFilterVerifier with the highest priority 2424 if (priority < info.priority) { 2425 priority = info.priority; 2426 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2427 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2428 + verifierComponentName + " with priority: " + info.priority); 2429 } 2430 } 2431 2432 return verifierComponentName; 2433 } 2434 2435 private void primeDomainVerificationsLPw(int userId) { 2436 if (DEBUG_DOMAIN_VERIFICATION) { 2437 Slog.d(TAG, "Priming domain verifications in user " + userId); 2438 } 2439 2440 SystemConfig systemConfig = SystemConfig.getInstance(); 2441 ArraySet<String> packages = systemConfig.getLinkedApps(); 2442 ArraySet<String> domains = new ArraySet<String>(); 2443 2444 for (String packageName : packages) { 2445 PackageParser.Package pkg = mPackages.get(packageName); 2446 if (pkg != null) { 2447 if (!pkg.isSystemApp()) { 2448 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2449 continue; 2450 } 2451 2452 domains.clear(); 2453 for (PackageParser.Activity a : pkg.activities) { 2454 for (ActivityIntentInfo filter : a.intents) { 2455 if (hasValidDomains(filter)) { 2456 domains.addAll(filter.getHostsList()); 2457 } 2458 } 2459 } 2460 2461 if (domains.size() > 0) { 2462 if (DEBUG_DOMAIN_VERIFICATION) { 2463 Slog.v(TAG, " + " + packageName); 2464 } 2465 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2466 // state w.r.t. the formal app-linkage "no verification attempted" state; 2467 // and then 'always' in the per-user state actually used for intent resolution. 2468 final IntentFilterVerificationInfo ivi; 2469 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2470 new ArrayList<String>(domains)); 2471 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2472 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2473 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2474 } else { 2475 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2476 + "' does not handle web links"); 2477 } 2478 } else { 2479 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2480 } 2481 } 2482 2483 scheduleWritePackageRestrictionsLocked(userId); 2484 scheduleWriteSettingsLocked(); 2485 } 2486 2487 private void applyFactoryDefaultBrowserLPw(int userId) { 2488 // The default browser app's package name is stored in a string resource, 2489 // with a product-specific overlay used for vendor customization. 2490 String browserPkg = mContext.getResources().getString( 2491 com.android.internal.R.string.default_browser); 2492 if (!TextUtils.isEmpty(browserPkg)) { 2493 // non-empty string => required to be a known package 2494 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2495 if (ps == null) { 2496 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2497 browserPkg = null; 2498 } else { 2499 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2500 } 2501 } 2502 2503 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2504 // default. If there's more than one, just leave everything alone. 2505 if (browserPkg == null) { 2506 calculateDefaultBrowserLPw(userId); 2507 } 2508 } 2509 2510 private void calculateDefaultBrowserLPw(int userId) { 2511 List<String> allBrowsers = resolveAllBrowserApps(userId); 2512 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2513 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2514 } 2515 2516 private List<String> resolveAllBrowserApps(int userId) { 2517 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2518 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2519 PackageManager.MATCH_ALL, userId); 2520 2521 final int count = list.size(); 2522 List<String> result = new ArrayList<String>(count); 2523 for (int i=0; i<count; i++) { 2524 ResolveInfo info = list.get(i); 2525 if (info.activityInfo == null 2526 || !info.handleAllWebDataURI 2527 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2528 || result.contains(info.activityInfo.packageName)) { 2529 continue; 2530 } 2531 result.add(info.activityInfo.packageName); 2532 } 2533 2534 return result; 2535 } 2536 2537 private boolean packageIsBrowser(String packageName, int userId) { 2538 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2539 PackageManager.MATCH_ALL, userId); 2540 final int N = list.size(); 2541 for (int i = 0; i < N; i++) { 2542 ResolveInfo info = list.get(i); 2543 if (packageName.equals(info.activityInfo.packageName)) { 2544 return true; 2545 } 2546 } 2547 return false; 2548 } 2549 2550 private void checkDefaultBrowser() { 2551 final int myUserId = UserHandle.myUserId(); 2552 final String packageName = getDefaultBrowserPackageName(myUserId); 2553 if (packageName != null) { 2554 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2555 if (info == null) { 2556 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2557 synchronized (mPackages) { 2558 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2559 } 2560 } 2561 } 2562 } 2563 2564 @Override 2565 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2566 throws RemoteException { 2567 try { 2568 return super.onTransact(code, data, reply, flags); 2569 } catch (RuntimeException e) { 2570 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2571 Slog.wtf(TAG, "Package Manager Crash", e); 2572 } 2573 throw e; 2574 } 2575 } 2576 2577 void cleanupInstallFailedPackage(PackageSetting ps) { 2578 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2579 2580 removeDataDirsLI(ps.volumeUuid, ps.name); 2581 if (ps.codePath != null) { 2582 if (ps.codePath.isDirectory()) { 2583 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2584 } else { 2585 ps.codePath.delete(); 2586 } 2587 } 2588 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2589 if (ps.resourcePath.isDirectory()) { 2590 FileUtils.deleteContents(ps.resourcePath); 2591 } 2592 ps.resourcePath.delete(); 2593 } 2594 mSettings.removePackageLPw(ps.name); 2595 } 2596 2597 static int[] appendInts(int[] cur, int[] add) { 2598 if (add == null) return cur; 2599 if (cur == null) return add; 2600 final int N = add.length; 2601 for (int i=0; i<N; i++) { 2602 cur = appendInt(cur, add[i]); 2603 } 2604 return cur; 2605 } 2606 2607 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2608 if (!sUserManager.exists(userId)) return null; 2609 final PackageSetting ps = (PackageSetting) p.mExtras; 2610 if (ps == null) { 2611 return null; 2612 } 2613 2614 final PermissionsState permissionsState = ps.getPermissionsState(); 2615 2616 final int[] gids = permissionsState.computeGids(userId); 2617 final Set<String> permissions = permissionsState.getPermissions(userId); 2618 final PackageUserState state = ps.readUserState(userId); 2619 2620 return PackageParser.generatePackageInfo(p, gids, flags, 2621 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2622 } 2623 2624 @Override 2625 public boolean isPackageFrozen(String packageName) { 2626 synchronized (mPackages) { 2627 final PackageSetting ps = mSettings.mPackages.get(packageName); 2628 if (ps != null) { 2629 return ps.frozen; 2630 } 2631 } 2632 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2633 return true; 2634 } 2635 2636 @Override 2637 public boolean isPackageAvailable(String packageName, int userId) { 2638 if (!sUserManager.exists(userId)) return false; 2639 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2640 synchronized (mPackages) { 2641 PackageParser.Package p = mPackages.get(packageName); 2642 if (p != null) { 2643 final PackageSetting ps = (PackageSetting) p.mExtras; 2644 if (ps != null) { 2645 final PackageUserState state = ps.readUserState(userId); 2646 if (state != null) { 2647 return PackageParser.isAvailable(state); 2648 } 2649 } 2650 } 2651 } 2652 return false; 2653 } 2654 2655 @Override 2656 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2657 if (!sUserManager.exists(userId)) return null; 2658 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2659 // reader 2660 synchronized (mPackages) { 2661 PackageParser.Package p = mPackages.get(packageName); 2662 if (DEBUG_PACKAGE_INFO) 2663 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2664 if (p != null) { 2665 return generatePackageInfo(p, flags, userId); 2666 } 2667 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2668 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2669 } 2670 } 2671 return null; 2672 } 2673 2674 @Override 2675 public String[] currentToCanonicalPackageNames(String[] names) { 2676 String[] out = new String[names.length]; 2677 // reader 2678 synchronized (mPackages) { 2679 for (int i=names.length-1; i>=0; i--) { 2680 PackageSetting ps = mSettings.mPackages.get(names[i]); 2681 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2682 } 2683 } 2684 return out; 2685 } 2686 2687 @Override 2688 public String[] canonicalToCurrentPackageNames(String[] names) { 2689 String[] out = new String[names.length]; 2690 // reader 2691 synchronized (mPackages) { 2692 for (int i=names.length-1; i>=0; i--) { 2693 String cur = mSettings.mRenamedPackages.get(names[i]); 2694 out[i] = cur != null ? cur : names[i]; 2695 } 2696 } 2697 return out; 2698 } 2699 2700 @Override 2701 public int getPackageUid(String packageName, int userId) { 2702 if (!sUserManager.exists(userId)) return -1; 2703 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2704 2705 // reader 2706 synchronized (mPackages) { 2707 PackageParser.Package p = mPackages.get(packageName); 2708 if(p != null) { 2709 return UserHandle.getUid(userId, p.applicationInfo.uid); 2710 } 2711 PackageSetting ps = mSettings.mPackages.get(packageName); 2712 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2713 return -1; 2714 } 2715 p = ps.pkg; 2716 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2717 } 2718 } 2719 2720 @Override 2721 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2722 if (!sUserManager.exists(userId)) { 2723 return null; 2724 } 2725 2726 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2727 "getPackageGids"); 2728 2729 // reader 2730 synchronized (mPackages) { 2731 PackageParser.Package p = mPackages.get(packageName); 2732 if (DEBUG_PACKAGE_INFO) { 2733 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2734 } 2735 if (p != null) { 2736 PackageSetting ps = (PackageSetting) p.mExtras; 2737 return ps.getPermissionsState().computeGids(userId); 2738 } 2739 } 2740 2741 return null; 2742 } 2743 2744 static PermissionInfo generatePermissionInfo( 2745 BasePermission bp, int flags) { 2746 if (bp.perm != null) { 2747 return PackageParser.generatePermissionInfo(bp.perm, flags); 2748 } 2749 PermissionInfo pi = new PermissionInfo(); 2750 pi.name = bp.name; 2751 pi.packageName = bp.sourcePackage; 2752 pi.nonLocalizedLabel = bp.name; 2753 pi.protectionLevel = bp.protectionLevel; 2754 return pi; 2755 } 2756 2757 @Override 2758 public PermissionInfo getPermissionInfo(String name, int flags) { 2759 // reader 2760 synchronized (mPackages) { 2761 final BasePermission p = mSettings.mPermissions.get(name); 2762 if (p != null) { 2763 return generatePermissionInfo(p, flags); 2764 } 2765 return null; 2766 } 2767 } 2768 2769 @Override 2770 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2771 // reader 2772 synchronized (mPackages) { 2773 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2774 for (BasePermission p : mSettings.mPermissions.values()) { 2775 if (group == null) { 2776 if (p.perm == null || p.perm.info.group == null) { 2777 out.add(generatePermissionInfo(p, flags)); 2778 } 2779 } else { 2780 if (p.perm != null && group.equals(p.perm.info.group)) { 2781 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2782 } 2783 } 2784 } 2785 2786 if (out.size() > 0) { 2787 return out; 2788 } 2789 return mPermissionGroups.containsKey(group) ? out : null; 2790 } 2791 } 2792 2793 @Override 2794 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2795 // reader 2796 synchronized (mPackages) { 2797 return PackageParser.generatePermissionGroupInfo( 2798 mPermissionGroups.get(name), flags); 2799 } 2800 } 2801 2802 @Override 2803 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2804 // reader 2805 synchronized (mPackages) { 2806 final int N = mPermissionGroups.size(); 2807 ArrayList<PermissionGroupInfo> out 2808 = new ArrayList<PermissionGroupInfo>(N); 2809 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2810 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2811 } 2812 return out; 2813 } 2814 } 2815 2816 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2817 int userId) { 2818 if (!sUserManager.exists(userId)) return null; 2819 PackageSetting ps = mSettings.mPackages.get(packageName); 2820 if (ps != null) { 2821 if (ps.pkg == null) { 2822 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2823 flags, userId); 2824 if (pInfo != null) { 2825 return pInfo.applicationInfo; 2826 } 2827 return null; 2828 } 2829 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2830 ps.readUserState(userId), userId); 2831 } 2832 return null; 2833 } 2834 2835 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2836 int userId) { 2837 if (!sUserManager.exists(userId)) return null; 2838 PackageSetting ps = mSettings.mPackages.get(packageName); 2839 if (ps != null) { 2840 PackageParser.Package pkg = ps.pkg; 2841 if (pkg == null) { 2842 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2843 return null; 2844 } 2845 // Only data remains, so we aren't worried about code paths 2846 pkg = new PackageParser.Package(packageName); 2847 pkg.applicationInfo.packageName = packageName; 2848 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2849 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2850 pkg.applicationInfo.dataDir = Environment 2851 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2852 .getAbsolutePath(); 2853 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2854 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2855 } 2856 return generatePackageInfo(pkg, flags, userId); 2857 } 2858 return null; 2859 } 2860 2861 @Override 2862 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2863 if (!sUserManager.exists(userId)) return null; 2864 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2865 // writer 2866 synchronized (mPackages) { 2867 PackageParser.Package p = mPackages.get(packageName); 2868 if (DEBUG_PACKAGE_INFO) Log.v( 2869 TAG, "getApplicationInfo " + packageName 2870 + ": " + p); 2871 if (p != null) { 2872 PackageSetting ps = mSettings.mPackages.get(packageName); 2873 if (ps == null) return null; 2874 // Note: isEnabledLP() does not apply here - always return info 2875 return PackageParser.generateApplicationInfo( 2876 p, flags, ps.readUserState(userId), userId); 2877 } 2878 if ("android".equals(packageName)||"system".equals(packageName)) { 2879 return mAndroidApplication; 2880 } 2881 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2882 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2883 } 2884 } 2885 return null; 2886 } 2887 2888 @Override 2889 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2890 final IPackageDataObserver observer) { 2891 mContext.enforceCallingOrSelfPermission( 2892 android.Manifest.permission.CLEAR_APP_CACHE, null); 2893 // Queue up an async operation since clearing cache may take a little while. 2894 mHandler.post(new Runnable() { 2895 public void run() { 2896 mHandler.removeCallbacks(this); 2897 int retCode = -1; 2898 synchronized (mInstallLock) { 2899 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2900 if (retCode < 0) { 2901 Slog.w(TAG, "Couldn't clear application caches"); 2902 } 2903 } 2904 if (observer != null) { 2905 try { 2906 observer.onRemoveCompleted(null, (retCode >= 0)); 2907 } catch (RemoteException e) { 2908 Slog.w(TAG, "RemoveException when invoking call back"); 2909 } 2910 } 2911 } 2912 }); 2913 } 2914 2915 @Override 2916 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2917 final IntentSender pi) { 2918 mContext.enforceCallingOrSelfPermission( 2919 android.Manifest.permission.CLEAR_APP_CACHE, null); 2920 // Queue up an async operation since clearing cache may take a little while. 2921 mHandler.post(new Runnable() { 2922 public void run() { 2923 mHandler.removeCallbacks(this); 2924 int retCode = -1; 2925 synchronized (mInstallLock) { 2926 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2927 if (retCode < 0) { 2928 Slog.w(TAG, "Couldn't clear application caches"); 2929 } 2930 } 2931 if(pi != null) { 2932 try { 2933 // Callback via pending intent 2934 int code = (retCode >= 0) ? 1 : 0; 2935 pi.sendIntent(null, code, null, 2936 null, null); 2937 } catch (SendIntentException e1) { 2938 Slog.i(TAG, "Failed to send pending intent"); 2939 } 2940 } 2941 } 2942 }); 2943 } 2944 2945 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2946 synchronized (mInstallLock) { 2947 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2948 throw new IOException("Failed to free enough space"); 2949 } 2950 } 2951 } 2952 2953 @Override 2954 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2955 if (!sUserManager.exists(userId)) return null; 2956 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2957 synchronized (mPackages) { 2958 PackageParser.Activity a = mActivities.mActivities.get(component); 2959 2960 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2961 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2962 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2963 if (ps == null) return null; 2964 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2965 userId); 2966 } 2967 if (mResolveComponentName.equals(component)) { 2968 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2969 new PackageUserState(), userId); 2970 } 2971 } 2972 return null; 2973 } 2974 2975 @Override 2976 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2977 String resolvedType) { 2978 synchronized (mPackages) { 2979 if (component.equals(mResolveComponentName)) { 2980 // The resolver supports EVERYTHING! 2981 return true; 2982 } 2983 PackageParser.Activity a = mActivities.mActivities.get(component); 2984 if (a == null) { 2985 return false; 2986 } 2987 for (int i=0; i<a.intents.size(); i++) { 2988 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2989 intent.getData(), intent.getCategories(), TAG) >= 0) { 2990 return true; 2991 } 2992 } 2993 return false; 2994 } 2995 } 2996 2997 @Override 2998 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2999 if (!sUserManager.exists(userId)) return null; 3000 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3001 synchronized (mPackages) { 3002 PackageParser.Activity a = mReceivers.mActivities.get(component); 3003 if (DEBUG_PACKAGE_INFO) Log.v( 3004 TAG, "getReceiverInfo " + component + ": " + a); 3005 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3006 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3007 if (ps == null) return null; 3008 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3009 userId); 3010 } 3011 } 3012 return null; 3013 } 3014 3015 @Override 3016 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3017 if (!sUserManager.exists(userId)) return null; 3018 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3019 synchronized (mPackages) { 3020 PackageParser.Service s = mServices.mServices.get(component); 3021 if (DEBUG_PACKAGE_INFO) Log.v( 3022 TAG, "getServiceInfo " + component + ": " + s); 3023 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3024 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3025 if (ps == null) return null; 3026 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3027 userId); 3028 } 3029 } 3030 return null; 3031 } 3032 3033 @Override 3034 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3035 if (!sUserManager.exists(userId)) return null; 3036 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3037 synchronized (mPackages) { 3038 PackageParser.Provider p = mProviders.mProviders.get(component); 3039 if (DEBUG_PACKAGE_INFO) Log.v( 3040 TAG, "getProviderInfo " + component + ": " + p); 3041 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3042 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3043 if (ps == null) return null; 3044 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3045 userId); 3046 } 3047 } 3048 return null; 3049 } 3050 3051 @Override 3052 public String[] getSystemSharedLibraryNames() { 3053 Set<String> libSet; 3054 synchronized (mPackages) { 3055 libSet = mSharedLibraries.keySet(); 3056 int size = libSet.size(); 3057 if (size > 0) { 3058 String[] libs = new String[size]; 3059 libSet.toArray(libs); 3060 return libs; 3061 } 3062 } 3063 return null; 3064 } 3065 3066 /** 3067 * @hide 3068 */ 3069 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3070 synchronized (mPackages) { 3071 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3072 if (lib != null && lib.apk != null) { 3073 return mPackages.get(lib.apk); 3074 } 3075 } 3076 return null; 3077 } 3078 3079 @Override 3080 public FeatureInfo[] getSystemAvailableFeatures() { 3081 Collection<FeatureInfo> featSet; 3082 synchronized (mPackages) { 3083 featSet = mAvailableFeatures.values(); 3084 int size = featSet.size(); 3085 if (size > 0) { 3086 FeatureInfo[] features = new FeatureInfo[size+1]; 3087 featSet.toArray(features); 3088 FeatureInfo fi = new FeatureInfo(); 3089 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3090 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3091 features[size] = fi; 3092 return features; 3093 } 3094 } 3095 return null; 3096 } 3097 3098 @Override 3099 public boolean hasSystemFeature(String name) { 3100 synchronized (mPackages) { 3101 return mAvailableFeatures.containsKey(name); 3102 } 3103 } 3104 3105 private void checkValidCaller(int uid, int userId) { 3106 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3107 return; 3108 3109 throw new SecurityException("Caller uid=" + uid 3110 + " is not privileged to communicate with user=" + userId); 3111 } 3112 3113 @Override 3114 public int checkPermission(String permName, String pkgName, int userId) { 3115 if (!sUserManager.exists(userId)) { 3116 return PackageManager.PERMISSION_DENIED; 3117 } 3118 3119 synchronized (mPackages) { 3120 final PackageParser.Package p = mPackages.get(pkgName); 3121 if (p != null && p.mExtras != null) { 3122 final PackageSetting ps = (PackageSetting) p.mExtras; 3123 final PermissionsState permissionsState = ps.getPermissionsState(); 3124 if (permissionsState.hasPermission(permName, userId)) { 3125 return PackageManager.PERMISSION_GRANTED; 3126 } 3127 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3128 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3129 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3130 return PackageManager.PERMISSION_GRANTED; 3131 } 3132 } 3133 } 3134 3135 return PackageManager.PERMISSION_DENIED; 3136 } 3137 3138 @Override 3139 public int checkUidPermission(String permName, int uid) { 3140 final int userId = UserHandle.getUserId(uid); 3141 3142 if (!sUserManager.exists(userId)) { 3143 return PackageManager.PERMISSION_DENIED; 3144 } 3145 3146 synchronized (mPackages) { 3147 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3148 if (obj != null) { 3149 final SettingBase ps = (SettingBase) obj; 3150 final PermissionsState permissionsState = ps.getPermissionsState(); 3151 if (permissionsState.hasPermission(permName, userId)) { 3152 return PackageManager.PERMISSION_GRANTED; 3153 } 3154 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3155 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3156 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3157 return PackageManager.PERMISSION_GRANTED; 3158 } 3159 } else { 3160 ArraySet<String> perms = mSystemPermissions.get(uid); 3161 if (perms != null) { 3162 if (perms.contains(permName)) { 3163 return PackageManager.PERMISSION_GRANTED; 3164 } 3165 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3166 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3167 return PackageManager.PERMISSION_GRANTED; 3168 } 3169 } 3170 } 3171 } 3172 3173 return PackageManager.PERMISSION_DENIED; 3174 } 3175 3176 @Override 3177 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3178 if (UserHandle.getCallingUserId() != userId) { 3179 mContext.enforceCallingPermission( 3180 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3181 "isPermissionRevokedByPolicy for user " + userId); 3182 } 3183 3184 if (checkPermission(permission, packageName, userId) 3185 == PackageManager.PERMISSION_GRANTED) { 3186 return false; 3187 } 3188 3189 final long identity = Binder.clearCallingIdentity(); 3190 try { 3191 final int flags = getPermissionFlags(permission, packageName, userId); 3192 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3193 } finally { 3194 Binder.restoreCallingIdentity(identity); 3195 } 3196 } 3197 3198 @Override 3199 public String getPermissionControllerPackageName() { 3200 synchronized (mPackages) { 3201 return mRequiredInstallerPackage; 3202 } 3203 } 3204 3205 /** 3206 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3207 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3208 * @param checkShell TODO(yamasani): 3209 * @param message the message to log on security exception 3210 */ 3211 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3212 boolean checkShell, String message) { 3213 if (userId < 0) { 3214 throw new IllegalArgumentException("Invalid userId " + userId); 3215 } 3216 if (checkShell) { 3217 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3218 } 3219 if (userId == UserHandle.getUserId(callingUid)) return; 3220 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3221 if (requireFullPermission) { 3222 mContext.enforceCallingOrSelfPermission( 3223 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3224 } else { 3225 try { 3226 mContext.enforceCallingOrSelfPermission( 3227 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3228 } catch (SecurityException se) { 3229 mContext.enforceCallingOrSelfPermission( 3230 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3231 } 3232 } 3233 } 3234 } 3235 3236 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3237 if (callingUid == Process.SHELL_UID) { 3238 if (userHandle >= 0 3239 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3240 throw new SecurityException("Shell does not have permission to access user " 3241 + userHandle); 3242 } else if (userHandle < 0) { 3243 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3244 + Debug.getCallers(3)); 3245 } 3246 } 3247 } 3248 3249 private BasePermission findPermissionTreeLP(String permName) { 3250 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3251 if (permName.startsWith(bp.name) && 3252 permName.length() > bp.name.length() && 3253 permName.charAt(bp.name.length()) == '.') { 3254 return bp; 3255 } 3256 } 3257 return null; 3258 } 3259 3260 private BasePermission checkPermissionTreeLP(String permName) { 3261 if (permName != null) { 3262 BasePermission bp = findPermissionTreeLP(permName); 3263 if (bp != null) { 3264 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3265 return bp; 3266 } 3267 throw new SecurityException("Calling uid " 3268 + Binder.getCallingUid() 3269 + " is not allowed to add to permission tree " 3270 + bp.name + " owned by uid " + bp.uid); 3271 } 3272 } 3273 throw new SecurityException("No permission tree found for " + permName); 3274 } 3275 3276 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3277 if (s1 == null) { 3278 return s2 == null; 3279 } 3280 if (s2 == null) { 3281 return false; 3282 } 3283 if (s1.getClass() != s2.getClass()) { 3284 return false; 3285 } 3286 return s1.equals(s2); 3287 } 3288 3289 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3290 if (pi1.icon != pi2.icon) return false; 3291 if (pi1.logo != pi2.logo) return false; 3292 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3293 if (!compareStrings(pi1.name, pi2.name)) return false; 3294 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3295 // We'll take care of setting this one. 3296 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3297 // These are not currently stored in settings. 3298 //if (!compareStrings(pi1.group, pi2.group)) return false; 3299 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3300 //if (pi1.labelRes != pi2.labelRes) return false; 3301 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3302 return true; 3303 } 3304 3305 int permissionInfoFootprint(PermissionInfo info) { 3306 int size = info.name.length(); 3307 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3308 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3309 return size; 3310 } 3311 3312 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3313 int size = 0; 3314 for (BasePermission perm : mSettings.mPermissions.values()) { 3315 if (perm.uid == tree.uid) { 3316 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3317 } 3318 } 3319 return size; 3320 } 3321 3322 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3323 // We calculate the max size of permissions defined by this uid and throw 3324 // if that plus the size of 'info' would exceed our stated maximum. 3325 if (tree.uid != Process.SYSTEM_UID) { 3326 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3327 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3328 throw new SecurityException("Permission tree size cap exceeded"); 3329 } 3330 } 3331 } 3332 3333 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3334 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3335 throw new SecurityException("Label must be specified in permission"); 3336 } 3337 BasePermission tree = checkPermissionTreeLP(info.name); 3338 BasePermission bp = mSettings.mPermissions.get(info.name); 3339 boolean added = bp == null; 3340 boolean changed = true; 3341 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3342 if (added) { 3343 enforcePermissionCapLocked(info, tree); 3344 bp = new BasePermission(info.name, tree.sourcePackage, 3345 BasePermission.TYPE_DYNAMIC); 3346 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3347 throw new SecurityException( 3348 "Not allowed to modify non-dynamic permission " 3349 + info.name); 3350 } else { 3351 if (bp.protectionLevel == fixedLevel 3352 && bp.perm.owner.equals(tree.perm.owner) 3353 && bp.uid == tree.uid 3354 && comparePermissionInfos(bp.perm.info, info)) { 3355 changed = false; 3356 } 3357 } 3358 bp.protectionLevel = fixedLevel; 3359 info = new PermissionInfo(info); 3360 info.protectionLevel = fixedLevel; 3361 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3362 bp.perm.info.packageName = tree.perm.info.packageName; 3363 bp.uid = tree.uid; 3364 if (added) { 3365 mSettings.mPermissions.put(info.name, bp); 3366 } 3367 if (changed) { 3368 if (!async) { 3369 mSettings.writeLPr(); 3370 } else { 3371 scheduleWriteSettingsLocked(); 3372 } 3373 } 3374 return added; 3375 } 3376 3377 @Override 3378 public boolean addPermission(PermissionInfo info) { 3379 synchronized (mPackages) { 3380 return addPermissionLocked(info, false); 3381 } 3382 } 3383 3384 @Override 3385 public boolean addPermissionAsync(PermissionInfo info) { 3386 synchronized (mPackages) { 3387 return addPermissionLocked(info, true); 3388 } 3389 } 3390 3391 @Override 3392 public void removePermission(String name) { 3393 synchronized (mPackages) { 3394 checkPermissionTreeLP(name); 3395 BasePermission bp = mSettings.mPermissions.get(name); 3396 if (bp != null) { 3397 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3398 throw new SecurityException( 3399 "Not allowed to modify non-dynamic permission " 3400 + name); 3401 } 3402 mSettings.mPermissions.remove(name); 3403 mSettings.writeLPr(); 3404 } 3405 } 3406 } 3407 3408 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3409 BasePermission bp) { 3410 int index = pkg.requestedPermissions.indexOf(bp.name); 3411 if (index == -1) { 3412 throw new SecurityException("Package " + pkg.packageName 3413 + " has not requested permission " + bp.name); 3414 } 3415 if (!bp.isRuntime()) { 3416 throw new SecurityException("Permission " + bp.name 3417 + " is not a changeable permission type"); 3418 } 3419 } 3420 3421 @Override 3422 public void grantRuntimePermission(String packageName, String name, final int userId) { 3423 if (!sUserManager.exists(userId)) { 3424 Log.e(TAG, "No such user:" + userId); 3425 return; 3426 } 3427 3428 mContext.enforceCallingOrSelfPermission( 3429 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3430 "grantRuntimePermission"); 3431 3432 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3433 "grantRuntimePermission"); 3434 3435 final int uid; 3436 final SettingBase sb; 3437 3438 synchronized (mPackages) { 3439 final PackageParser.Package pkg = mPackages.get(packageName); 3440 if (pkg == null) { 3441 throw new IllegalArgumentException("Unknown package: " + packageName); 3442 } 3443 3444 final BasePermission bp = mSettings.mPermissions.get(name); 3445 if (bp == null) { 3446 throw new IllegalArgumentException("Unknown permission: " + name); 3447 } 3448 3449 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3450 3451 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3452 sb = (SettingBase) pkg.mExtras; 3453 if (sb == null) { 3454 throw new IllegalArgumentException("Unknown package: " + packageName); 3455 } 3456 3457 final PermissionsState permissionsState = sb.getPermissionsState(); 3458 3459 final int flags = permissionsState.getPermissionFlags(name, userId); 3460 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3461 throw new SecurityException("Cannot grant system fixed permission: " 3462 + name + " for package: " + packageName); 3463 } 3464 3465 final int result = permissionsState.grantRuntimePermission(bp, userId); 3466 switch (result) { 3467 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3468 return; 3469 } 3470 3471 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3472 mHandler.post(new Runnable() { 3473 @Override 3474 public void run() { 3475 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3476 } 3477 }); 3478 } break; 3479 } 3480 3481 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3482 3483 // Not critical if that is lost - app has to request again. 3484 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3485 } 3486 3487 // Only need to do this if user is initialized. Otherwise it's a new user 3488 // and there are no processes running as the user yet and there's no need 3489 // to make an expensive call to remount processes for the changed permissions. 3490 if (READ_EXTERNAL_STORAGE.equals(name) 3491 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3492 final long token = Binder.clearCallingIdentity(); 3493 try { 3494 if (sUserManager.isInitialized(userId)) { 3495 MountServiceInternal mountServiceInternal = LocalServices.getService( 3496 MountServiceInternal.class); 3497 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3498 } 3499 } finally { 3500 Binder.restoreCallingIdentity(token); 3501 } 3502 } 3503 } 3504 3505 @Override 3506 public void revokeRuntimePermission(String packageName, String name, int userId) { 3507 if (!sUserManager.exists(userId)) { 3508 Log.e(TAG, "No such user:" + userId); 3509 return; 3510 } 3511 3512 mContext.enforceCallingOrSelfPermission( 3513 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3514 "revokeRuntimePermission"); 3515 3516 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3517 "revokeRuntimePermission"); 3518 3519 final SettingBase sb; 3520 3521 synchronized (mPackages) { 3522 final PackageParser.Package pkg = mPackages.get(packageName); 3523 if (pkg == null) { 3524 throw new IllegalArgumentException("Unknown package: " + packageName); 3525 } 3526 3527 final BasePermission bp = mSettings.mPermissions.get(name); 3528 if (bp == null) { 3529 throw new IllegalArgumentException("Unknown permission: " + name); 3530 } 3531 3532 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3533 3534 sb = (SettingBase) pkg.mExtras; 3535 if (sb == null) { 3536 throw new IllegalArgumentException("Unknown package: " + packageName); 3537 } 3538 3539 final PermissionsState permissionsState = sb.getPermissionsState(); 3540 3541 final int flags = permissionsState.getPermissionFlags(name, userId); 3542 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3543 throw new SecurityException("Cannot revoke system fixed permission: " 3544 + name + " for package: " + packageName); 3545 } 3546 3547 if (permissionsState.revokeRuntimePermission(bp, userId) == 3548 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3549 return; 3550 } 3551 3552 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3553 3554 // Critical, after this call app should never have the permission. 3555 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3556 } 3557 3558 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3559 } 3560 3561 @Override 3562 public void resetRuntimePermissions() { 3563 mContext.enforceCallingOrSelfPermission( 3564 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3565 "revokeRuntimePermission"); 3566 3567 int callingUid = Binder.getCallingUid(); 3568 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3569 mContext.enforceCallingOrSelfPermission( 3570 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3571 "resetRuntimePermissions"); 3572 } 3573 3574 synchronized (mPackages) { 3575 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3576 for (int userId : UserManagerService.getInstance().getUserIds()) { 3577 final int packageCount = mPackages.size(); 3578 for (int i = 0; i < packageCount; i++) { 3579 PackageParser.Package pkg = mPackages.valueAt(i); 3580 if (!(pkg.mExtras instanceof PackageSetting)) { 3581 continue; 3582 } 3583 PackageSetting ps = (PackageSetting) pkg.mExtras; 3584 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3585 } 3586 } 3587 } 3588 } 3589 3590 @Override 3591 public int getPermissionFlags(String name, String packageName, int userId) { 3592 if (!sUserManager.exists(userId)) { 3593 return 0; 3594 } 3595 3596 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3597 3598 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3599 "getPermissionFlags"); 3600 3601 synchronized (mPackages) { 3602 final PackageParser.Package pkg = mPackages.get(packageName); 3603 if (pkg == null) { 3604 throw new IllegalArgumentException("Unknown package: " + packageName); 3605 } 3606 3607 final BasePermission bp = mSettings.mPermissions.get(name); 3608 if (bp == null) { 3609 throw new IllegalArgumentException("Unknown permission: " + name); 3610 } 3611 3612 SettingBase sb = (SettingBase) pkg.mExtras; 3613 if (sb == null) { 3614 throw new IllegalArgumentException("Unknown package: " + packageName); 3615 } 3616 3617 PermissionsState permissionsState = sb.getPermissionsState(); 3618 return permissionsState.getPermissionFlags(name, userId); 3619 } 3620 } 3621 3622 @Override 3623 public void updatePermissionFlags(String name, String packageName, int flagMask, 3624 int flagValues, int userId) { 3625 if (!sUserManager.exists(userId)) { 3626 return; 3627 } 3628 3629 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3630 3631 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3632 "updatePermissionFlags"); 3633 3634 // Only the system can change these flags and nothing else. 3635 if (getCallingUid() != Process.SYSTEM_UID) { 3636 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3637 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3638 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3639 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3640 } 3641 3642 synchronized (mPackages) { 3643 final PackageParser.Package pkg = mPackages.get(packageName); 3644 if (pkg == null) { 3645 throw new IllegalArgumentException("Unknown package: " + packageName); 3646 } 3647 3648 final BasePermission bp = mSettings.mPermissions.get(name); 3649 if (bp == null) { 3650 throw new IllegalArgumentException("Unknown permission: " + name); 3651 } 3652 3653 SettingBase sb = (SettingBase) pkg.mExtras; 3654 if (sb == null) { 3655 throw new IllegalArgumentException("Unknown package: " + packageName); 3656 } 3657 3658 PermissionsState permissionsState = sb.getPermissionsState(); 3659 3660 // Only the package manager can change flags for system component permissions. 3661 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3662 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3663 return; 3664 } 3665 3666 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3667 3668 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3669 // Install and runtime permissions are stored in different places, 3670 // so figure out what permission changed and persist the change. 3671 if (permissionsState.getInstallPermissionState(name) != null) { 3672 scheduleWriteSettingsLocked(); 3673 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3674 || hadState) { 3675 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3676 } 3677 } 3678 } 3679 } 3680 3681 /** 3682 * Update the permission flags for all packages and runtime permissions of a user in order 3683 * to allow device or profile owner to remove POLICY_FIXED. 3684 */ 3685 @Override 3686 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3687 if (!sUserManager.exists(userId)) { 3688 return; 3689 } 3690 3691 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3692 3693 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3694 "updatePermissionFlagsForAllApps"); 3695 3696 // Only the system can change system fixed flags. 3697 if (getCallingUid() != Process.SYSTEM_UID) { 3698 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3699 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3700 } 3701 3702 synchronized (mPackages) { 3703 boolean changed = false; 3704 final int packageCount = mPackages.size(); 3705 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3706 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3707 SettingBase sb = (SettingBase) pkg.mExtras; 3708 if (sb == null) { 3709 continue; 3710 } 3711 PermissionsState permissionsState = sb.getPermissionsState(); 3712 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3713 userId, flagMask, flagValues); 3714 } 3715 if (changed) { 3716 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3717 } 3718 } 3719 } 3720 3721 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3722 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3723 != PackageManager.PERMISSION_GRANTED 3724 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3725 != PackageManager.PERMISSION_GRANTED) { 3726 throw new SecurityException(message + " requires " 3727 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3728 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3729 } 3730 } 3731 3732 @Override 3733 public boolean shouldShowRequestPermissionRationale(String permissionName, 3734 String packageName, int userId) { 3735 if (UserHandle.getCallingUserId() != userId) { 3736 mContext.enforceCallingPermission( 3737 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3738 "canShowRequestPermissionRationale for user " + userId); 3739 } 3740 3741 final int uid = getPackageUid(packageName, userId); 3742 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3743 return false; 3744 } 3745 3746 if (checkPermission(permissionName, packageName, userId) 3747 == PackageManager.PERMISSION_GRANTED) { 3748 return false; 3749 } 3750 3751 final int flags; 3752 3753 final long identity = Binder.clearCallingIdentity(); 3754 try { 3755 flags = getPermissionFlags(permissionName, 3756 packageName, userId); 3757 } finally { 3758 Binder.restoreCallingIdentity(identity); 3759 } 3760 3761 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3762 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3763 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3764 3765 if ((flags & fixedFlags) != 0) { 3766 return false; 3767 } 3768 3769 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3770 } 3771 3772 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3773 BasePermission bp = mSettings.mPermissions.get(permission); 3774 if (bp == null) { 3775 throw new SecurityException("Missing " + permission + " permission"); 3776 } 3777 3778 SettingBase sb = (SettingBase) pkg.mExtras; 3779 PermissionsState permissionsState = sb.getPermissionsState(); 3780 3781 if (permissionsState.grantInstallPermission(bp) != 3782 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3783 scheduleWriteSettingsLocked(); 3784 } 3785 } 3786 3787 @Override 3788 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3789 mContext.enforceCallingOrSelfPermission( 3790 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3791 "addOnPermissionsChangeListener"); 3792 3793 synchronized (mPackages) { 3794 mOnPermissionChangeListeners.addListenerLocked(listener); 3795 } 3796 } 3797 3798 @Override 3799 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3800 synchronized (mPackages) { 3801 mOnPermissionChangeListeners.removeListenerLocked(listener); 3802 } 3803 } 3804 3805 @Override 3806 public boolean isProtectedBroadcast(String actionName) { 3807 synchronized (mPackages) { 3808 return mProtectedBroadcasts.contains(actionName); 3809 } 3810 } 3811 3812 @Override 3813 public int checkSignatures(String pkg1, String pkg2) { 3814 synchronized (mPackages) { 3815 final PackageParser.Package p1 = mPackages.get(pkg1); 3816 final PackageParser.Package p2 = mPackages.get(pkg2); 3817 if (p1 == null || p1.mExtras == null 3818 || p2 == null || p2.mExtras == null) { 3819 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3820 } 3821 return compareSignatures(p1.mSignatures, p2.mSignatures); 3822 } 3823 } 3824 3825 @Override 3826 public int checkUidSignatures(int uid1, int uid2) { 3827 // Map to base uids. 3828 uid1 = UserHandle.getAppId(uid1); 3829 uid2 = UserHandle.getAppId(uid2); 3830 // reader 3831 synchronized (mPackages) { 3832 Signature[] s1; 3833 Signature[] s2; 3834 Object obj = mSettings.getUserIdLPr(uid1); 3835 if (obj != null) { 3836 if (obj instanceof SharedUserSetting) { 3837 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3838 } else if (obj instanceof PackageSetting) { 3839 s1 = ((PackageSetting)obj).signatures.mSignatures; 3840 } else { 3841 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3842 } 3843 } else { 3844 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3845 } 3846 obj = mSettings.getUserIdLPr(uid2); 3847 if (obj != null) { 3848 if (obj instanceof SharedUserSetting) { 3849 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3850 } else if (obj instanceof PackageSetting) { 3851 s2 = ((PackageSetting)obj).signatures.mSignatures; 3852 } else { 3853 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3854 } 3855 } else { 3856 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3857 } 3858 return compareSignatures(s1, s2); 3859 } 3860 } 3861 3862 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3863 final long identity = Binder.clearCallingIdentity(); 3864 try { 3865 if (sb instanceof SharedUserSetting) { 3866 SharedUserSetting sus = (SharedUserSetting) sb; 3867 final int packageCount = sus.packages.size(); 3868 for (int i = 0; i < packageCount; i++) { 3869 PackageSetting susPs = sus.packages.valueAt(i); 3870 if (userId == UserHandle.USER_ALL) { 3871 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3872 } else { 3873 final int uid = UserHandle.getUid(userId, susPs.appId); 3874 killUid(uid, reason); 3875 } 3876 } 3877 } else if (sb instanceof PackageSetting) { 3878 PackageSetting ps = (PackageSetting) sb; 3879 if (userId == UserHandle.USER_ALL) { 3880 killApplication(ps.pkg.packageName, ps.appId, reason); 3881 } else { 3882 final int uid = UserHandle.getUid(userId, ps.appId); 3883 killUid(uid, reason); 3884 } 3885 } 3886 } finally { 3887 Binder.restoreCallingIdentity(identity); 3888 } 3889 } 3890 3891 private static void killUid(int uid, String reason) { 3892 IActivityManager am = ActivityManagerNative.getDefault(); 3893 if (am != null) { 3894 try { 3895 am.killUid(uid, reason); 3896 } catch (RemoteException e) { 3897 /* ignore - same process */ 3898 } 3899 } 3900 } 3901 3902 /** 3903 * Compares two sets of signatures. Returns: 3904 * <br /> 3905 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3906 * <br /> 3907 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3908 * <br /> 3909 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3910 * <br /> 3911 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3912 * <br /> 3913 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3914 */ 3915 static int compareSignatures(Signature[] s1, Signature[] s2) { 3916 if (s1 == null) { 3917 return s2 == null 3918 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3919 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3920 } 3921 3922 if (s2 == null) { 3923 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3924 } 3925 3926 if (s1.length != s2.length) { 3927 return PackageManager.SIGNATURE_NO_MATCH; 3928 } 3929 3930 // Since both signature sets are of size 1, we can compare without HashSets. 3931 if (s1.length == 1) { 3932 return s1[0].equals(s2[0]) ? 3933 PackageManager.SIGNATURE_MATCH : 3934 PackageManager.SIGNATURE_NO_MATCH; 3935 } 3936 3937 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3938 for (Signature sig : s1) { 3939 set1.add(sig); 3940 } 3941 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3942 for (Signature sig : s2) { 3943 set2.add(sig); 3944 } 3945 // Make sure s2 contains all signatures in s1. 3946 if (set1.equals(set2)) { 3947 return PackageManager.SIGNATURE_MATCH; 3948 } 3949 return PackageManager.SIGNATURE_NO_MATCH; 3950 } 3951 3952 /** 3953 * If the database version for this type of package (internal storage or 3954 * external storage) is less than the version where package signatures 3955 * were updated, return true. 3956 */ 3957 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3958 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3959 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3960 } 3961 3962 /** 3963 * Used for backward compatibility to make sure any packages with 3964 * certificate chains get upgraded to the new style. {@code existingSigs} 3965 * will be in the old format (since they were stored on disk from before the 3966 * system upgrade) and {@code scannedSigs} will be in the newer format. 3967 */ 3968 private int compareSignaturesCompat(PackageSignatures existingSigs, 3969 PackageParser.Package scannedPkg) { 3970 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3971 return PackageManager.SIGNATURE_NO_MATCH; 3972 } 3973 3974 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3975 for (Signature sig : existingSigs.mSignatures) { 3976 existingSet.add(sig); 3977 } 3978 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3979 for (Signature sig : scannedPkg.mSignatures) { 3980 try { 3981 Signature[] chainSignatures = sig.getChainSignatures(); 3982 for (Signature chainSig : chainSignatures) { 3983 scannedCompatSet.add(chainSig); 3984 } 3985 } catch (CertificateEncodingException e) { 3986 scannedCompatSet.add(sig); 3987 } 3988 } 3989 /* 3990 * Make sure the expanded scanned set contains all signatures in the 3991 * existing one. 3992 */ 3993 if (scannedCompatSet.equals(existingSet)) { 3994 // Migrate the old signatures to the new scheme. 3995 existingSigs.assignSignatures(scannedPkg.mSignatures); 3996 // The new KeySets will be re-added later in the scanning process. 3997 synchronized (mPackages) { 3998 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3999 } 4000 return PackageManager.SIGNATURE_MATCH; 4001 } 4002 return PackageManager.SIGNATURE_NO_MATCH; 4003 } 4004 4005 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4006 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4007 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4008 } 4009 4010 private int compareSignaturesRecover(PackageSignatures existingSigs, 4011 PackageParser.Package scannedPkg) { 4012 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4013 return PackageManager.SIGNATURE_NO_MATCH; 4014 } 4015 4016 String msg = null; 4017 try { 4018 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4019 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4020 + scannedPkg.packageName); 4021 return PackageManager.SIGNATURE_MATCH; 4022 } 4023 } catch (CertificateException e) { 4024 msg = e.getMessage(); 4025 } 4026 4027 logCriticalInfo(Log.INFO, 4028 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4029 return PackageManager.SIGNATURE_NO_MATCH; 4030 } 4031 4032 @Override 4033 public String[] getPackagesForUid(int uid) { 4034 uid = UserHandle.getAppId(uid); 4035 // reader 4036 synchronized (mPackages) { 4037 Object obj = mSettings.getUserIdLPr(uid); 4038 if (obj instanceof SharedUserSetting) { 4039 final SharedUserSetting sus = (SharedUserSetting) obj; 4040 final int N = sus.packages.size(); 4041 final String[] res = new String[N]; 4042 final Iterator<PackageSetting> it = sus.packages.iterator(); 4043 int i = 0; 4044 while (it.hasNext()) { 4045 res[i++] = it.next().name; 4046 } 4047 return res; 4048 } else if (obj instanceof PackageSetting) { 4049 final PackageSetting ps = (PackageSetting) obj; 4050 return new String[] { ps.name }; 4051 } 4052 } 4053 return null; 4054 } 4055 4056 @Override 4057 public String getNameForUid(int uid) { 4058 // reader 4059 synchronized (mPackages) { 4060 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4061 if (obj instanceof SharedUserSetting) { 4062 final SharedUserSetting sus = (SharedUserSetting) obj; 4063 return sus.name + ":" + sus.userId; 4064 } else if (obj instanceof PackageSetting) { 4065 final PackageSetting ps = (PackageSetting) obj; 4066 return ps.name; 4067 } 4068 } 4069 return null; 4070 } 4071 4072 @Override 4073 public int getUidForSharedUser(String sharedUserName) { 4074 if(sharedUserName == null) { 4075 return -1; 4076 } 4077 // reader 4078 synchronized (mPackages) { 4079 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4080 if (suid == null) { 4081 return -1; 4082 } 4083 return suid.userId; 4084 } 4085 } 4086 4087 @Override 4088 public int getFlagsForUid(int uid) { 4089 synchronized (mPackages) { 4090 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4091 if (obj instanceof SharedUserSetting) { 4092 final SharedUserSetting sus = (SharedUserSetting) obj; 4093 return sus.pkgFlags; 4094 } else if (obj instanceof PackageSetting) { 4095 final PackageSetting ps = (PackageSetting) obj; 4096 return ps.pkgFlags; 4097 } 4098 } 4099 return 0; 4100 } 4101 4102 @Override 4103 public int getPrivateFlagsForUid(int uid) { 4104 synchronized (mPackages) { 4105 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4106 if (obj instanceof SharedUserSetting) { 4107 final SharedUserSetting sus = (SharedUserSetting) obj; 4108 return sus.pkgPrivateFlags; 4109 } else if (obj instanceof PackageSetting) { 4110 final PackageSetting ps = (PackageSetting) obj; 4111 return ps.pkgPrivateFlags; 4112 } 4113 } 4114 return 0; 4115 } 4116 4117 @Override 4118 public boolean isUidPrivileged(int uid) { 4119 uid = UserHandle.getAppId(uid); 4120 // reader 4121 synchronized (mPackages) { 4122 Object obj = mSettings.getUserIdLPr(uid); 4123 if (obj instanceof SharedUserSetting) { 4124 final SharedUserSetting sus = (SharedUserSetting) obj; 4125 final Iterator<PackageSetting> it = sus.packages.iterator(); 4126 while (it.hasNext()) { 4127 if (it.next().isPrivileged()) { 4128 return true; 4129 } 4130 } 4131 } else if (obj instanceof PackageSetting) { 4132 final PackageSetting ps = (PackageSetting) obj; 4133 return ps.isPrivileged(); 4134 } 4135 } 4136 return false; 4137 } 4138 4139 @Override 4140 public String[] getAppOpPermissionPackages(String permissionName) { 4141 synchronized (mPackages) { 4142 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4143 if (pkgs == null) { 4144 return null; 4145 } 4146 return pkgs.toArray(new String[pkgs.size()]); 4147 } 4148 } 4149 4150 @Override 4151 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4152 int flags, int userId) { 4153 if (!sUserManager.exists(userId)) return null; 4154 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4155 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4156 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4157 } 4158 4159 @Override 4160 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4161 IntentFilter filter, int match, ComponentName activity) { 4162 final int userId = UserHandle.getCallingUserId(); 4163 if (DEBUG_PREFERRED) { 4164 Log.v(TAG, "setLastChosenActivity intent=" + intent 4165 + " resolvedType=" + resolvedType 4166 + " flags=" + flags 4167 + " filter=" + filter 4168 + " match=" + match 4169 + " activity=" + activity); 4170 filter.dump(new PrintStreamPrinter(System.out), " "); 4171 } 4172 intent.setComponent(null); 4173 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4174 // Find any earlier preferred or last chosen entries and nuke them 4175 findPreferredActivity(intent, resolvedType, 4176 flags, query, 0, false, true, false, userId); 4177 // Add the new activity as the last chosen for this filter 4178 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4179 "Setting last chosen"); 4180 } 4181 4182 @Override 4183 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4184 final int userId = UserHandle.getCallingUserId(); 4185 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4186 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4187 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4188 false, false, false, userId); 4189 } 4190 4191 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4192 int flags, List<ResolveInfo> query, int userId) { 4193 if (query != null) { 4194 final int N = query.size(); 4195 if (N == 1) { 4196 return query.get(0); 4197 } else if (N > 1) { 4198 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4199 // If there is more than one activity with the same priority, 4200 // then let the user decide between them. 4201 ResolveInfo r0 = query.get(0); 4202 ResolveInfo r1 = query.get(1); 4203 if (DEBUG_INTENT_MATCHING || debug) { 4204 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4205 + r1.activityInfo.name + "=" + r1.priority); 4206 } 4207 // If the first activity has a higher priority, or a different 4208 // default, then it is always desireable to pick it. 4209 if (r0.priority != r1.priority 4210 || r0.preferredOrder != r1.preferredOrder 4211 || r0.isDefault != r1.isDefault) { 4212 return query.get(0); 4213 } 4214 // If we have saved a preference for a preferred activity for 4215 // this Intent, use that. 4216 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4217 flags, query, r0.priority, true, false, debug, userId); 4218 if (ri != null) { 4219 return ri; 4220 } 4221 if (userId != 0) { 4222 ri = new ResolveInfo(mResolveInfo); 4223 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4224 ri.activityInfo.applicationInfo = new ApplicationInfo( 4225 ri.activityInfo.applicationInfo); 4226 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4227 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4228 return ri; 4229 } 4230 return mResolveInfo; 4231 } 4232 } 4233 return null; 4234 } 4235 4236 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4237 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4238 final int N = query.size(); 4239 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4240 .get(userId); 4241 // Get the list of persistent preferred activities that handle the intent 4242 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4243 List<PersistentPreferredActivity> pprefs = ppir != null 4244 ? ppir.queryIntent(intent, resolvedType, 4245 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4246 : null; 4247 if (pprefs != null && pprefs.size() > 0) { 4248 final int M = pprefs.size(); 4249 for (int i=0; i<M; i++) { 4250 final PersistentPreferredActivity ppa = pprefs.get(i); 4251 if (DEBUG_PREFERRED || debug) { 4252 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4253 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4254 + "\n component=" + ppa.mComponent); 4255 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4256 } 4257 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4258 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4259 if (DEBUG_PREFERRED || debug) { 4260 Slog.v(TAG, "Found persistent preferred activity:"); 4261 if (ai != null) { 4262 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4263 } else { 4264 Slog.v(TAG, " null"); 4265 } 4266 } 4267 if (ai == null) { 4268 // This previously registered persistent preferred activity 4269 // component is no longer known. Ignore it and do NOT remove it. 4270 continue; 4271 } 4272 for (int j=0; j<N; j++) { 4273 final ResolveInfo ri = query.get(j); 4274 if (!ri.activityInfo.applicationInfo.packageName 4275 .equals(ai.applicationInfo.packageName)) { 4276 continue; 4277 } 4278 if (!ri.activityInfo.name.equals(ai.name)) { 4279 continue; 4280 } 4281 // Found a persistent preference that can handle the intent. 4282 if (DEBUG_PREFERRED || debug) { 4283 Slog.v(TAG, "Returning persistent preferred activity: " + 4284 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4285 } 4286 return ri; 4287 } 4288 } 4289 } 4290 return null; 4291 } 4292 4293 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4294 List<ResolveInfo> query, int priority, boolean always, 4295 boolean removeMatches, boolean debug, int userId) { 4296 if (!sUserManager.exists(userId)) return null; 4297 // writer 4298 synchronized (mPackages) { 4299 if (intent.getSelector() != null) { 4300 intent = intent.getSelector(); 4301 } 4302 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4303 4304 // Try to find a matching persistent preferred activity. 4305 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4306 debug, userId); 4307 4308 // If a persistent preferred activity matched, use it. 4309 if (pri != null) { 4310 return pri; 4311 } 4312 4313 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4314 // Get the list of preferred activities that handle the intent 4315 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4316 List<PreferredActivity> prefs = pir != null 4317 ? pir.queryIntent(intent, resolvedType, 4318 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4319 : null; 4320 if (prefs != null && prefs.size() > 0) { 4321 boolean changed = false; 4322 try { 4323 // First figure out how good the original match set is. 4324 // We will only allow preferred activities that came 4325 // from the same match quality. 4326 int match = 0; 4327 4328 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4329 4330 final int N = query.size(); 4331 for (int j=0; j<N; j++) { 4332 final ResolveInfo ri = query.get(j); 4333 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4334 + ": 0x" + Integer.toHexString(match)); 4335 if (ri.match > match) { 4336 match = ri.match; 4337 } 4338 } 4339 4340 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4341 + Integer.toHexString(match)); 4342 4343 match &= IntentFilter.MATCH_CATEGORY_MASK; 4344 final int M = prefs.size(); 4345 for (int i=0; i<M; i++) { 4346 final PreferredActivity pa = prefs.get(i); 4347 if (DEBUG_PREFERRED || debug) { 4348 Slog.v(TAG, "Checking PreferredActivity ds=" 4349 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4350 + "\n component=" + pa.mPref.mComponent); 4351 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4352 } 4353 if (pa.mPref.mMatch != match) { 4354 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4355 + Integer.toHexString(pa.mPref.mMatch)); 4356 continue; 4357 } 4358 // If it's not an "always" type preferred activity and that's what we're 4359 // looking for, skip it. 4360 if (always && !pa.mPref.mAlways) { 4361 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4362 continue; 4363 } 4364 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4365 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4366 if (DEBUG_PREFERRED || debug) { 4367 Slog.v(TAG, "Found preferred activity:"); 4368 if (ai != null) { 4369 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4370 } else { 4371 Slog.v(TAG, " null"); 4372 } 4373 } 4374 if (ai == null) { 4375 // This previously registered preferred activity 4376 // component is no longer known. Most likely an update 4377 // to the app was installed and in the new version this 4378 // component no longer exists. Clean it up by removing 4379 // it from the preferred activities list, and skip it. 4380 Slog.w(TAG, "Removing dangling preferred activity: " 4381 + pa.mPref.mComponent); 4382 pir.removeFilter(pa); 4383 changed = true; 4384 continue; 4385 } 4386 for (int j=0; j<N; j++) { 4387 final ResolveInfo ri = query.get(j); 4388 if (!ri.activityInfo.applicationInfo.packageName 4389 .equals(ai.applicationInfo.packageName)) { 4390 continue; 4391 } 4392 if (!ri.activityInfo.name.equals(ai.name)) { 4393 continue; 4394 } 4395 4396 if (removeMatches) { 4397 pir.removeFilter(pa); 4398 changed = true; 4399 if (DEBUG_PREFERRED) { 4400 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4401 } 4402 break; 4403 } 4404 4405 // Okay we found a previously set preferred or last chosen app. 4406 // If the result set is different from when this 4407 // was created, we need to clear it and re-ask the 4408 // user their preference, if we're looking for an "always" type entry. 4409 if (always && !pa.mPref.sameSet(query)) { 4410 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4411 + intent + " type " + resolvedType); 4412 if (DEBUG_PREFERRED) { 4413 Slog.v(TAG, "Removing preferred activity since set changed " 4414 + pa.mPref.mComponent); 4415 } 4416 pir.removeFilter(pa); 4417 // Re-add the filter as a "last chosen" entry (!always) 4418 PreferredActivity lastChosen = new PreferredActivity( 4419 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4420 pir.addFilter(lastChosen); 4421 changed = true; 4422 return null; 4423 } 4424 4425 // Yay! Either the set matched or we're looking for the last chosen 4426 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4427 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4428 return ri; 4429 } 4430 } 4431 } finally { 4432 if (changed) { 4433 if (DEBUG_PREFERRED) { 4434 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4435 } 4436 scheduleWritePackageRestrictionsLocked(userId); 4437 } 4438 } 4439 } 4440 } 4441 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4442 return null; 4443 } 4444 4445 /* 4446 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4447 */ 4448 @Override 4449 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4450 int targetUserId) { 4451 mContext.enforceCallingOrSelfPermission( 4452 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4453 List<CrossProfileIntentFilter> matches = 4454 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4455 if (matches != null) { 4456 int size = matches.size(); 4457 for (int i = 0; i < size; i++) { 4458 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4459 } 4460 } 4461 if (hasWebURI(intent)) { 4462 // cross-profile app linking works only towards the parent. 4463 final UserInfo parent = getProfileParent(sourceUserId); 4464 synchronized(mPackages) { 4465 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4466 intent, resolvedType, 0, sourceUserId, parent.id); 4467 return xpDomainInfo != null; 4468 } 4469 } 4470 return false; 4471 } 4472 4473 private UserInfo getProfileParent(int userId) { 4474 final long identity = Binder.clearCallingIdentity(); 4475 try { 4476 return sUserManager.getProfileParent(userId); 4477 } finally { 4478 Binder.restoreCallingIdentity(identity); 4479 } 4480 } 4481 4482 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4483 String resolvedType, int userId) { 4484 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4485 if (resolver != null) { 4486 return resolver.queryIntent(intent, resolvedType, false, userId); 4487 } 4488 return null; 4489 } 4490 4491 @Override 4492 public List<ResolveInfo> queryIntentActivities(Intent intent, 4493 String resolvedType, int flags, int userId) { 4494 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4495 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4496 ComponentName comp = intent.getComponent(); 4497 if (comp == null) { 4498 if (intent.getSelector() != null) { 4499 intent = intent.getSelector(); 4500 comp = intent.getComponent(); 4501 } 4502 } 4503 4504 if (comp != null) { 4505 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4506 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4507 if (ai != null) { 4508 final ResolveInfo ri = new ResolveInfo(); 4509 ri.activityInfo = ai; 4510 list.add(ri); 4511 } 4512 return list; 4513 } 4514 4515 // reader 4516 synchronized (mPackages) { 4517 final String pkgName = intent.getPackage(); 4518 if (pkgName == null) { 4519 List<CrossProfileIntentFilter> matchingFilters = 4520 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4521 // Check for results that need to skip the current profile. 4522 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4523 resolvedType, flags, userId); 4524 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4525 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4526 result.add(xpResolveInfo); 4527 return filterIfNotPrimaryUser(result, userId); 4528 } 4529 4530 // Check for results in the current profile. 4531 List<ResolveInfo> result = mActivities.queryIntent( 4532 intent, resolvedType, flags, userId); 4533 4534 // Check for cross profile results. 4535 xpResolveInfo = queryCrossProfileIntents( 4536 matchingFilters, intent, resolvedType, flags, userId); 4537 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4538 result.add(xpResolveInfo); 4539 Collections.sort(result, mResolvePrioritySorter); 4540 } 4541 result = filterIfNotPrimaryUser(result, userId); 4542 if (hasWebURI(intent)) { 4543 CrossProfileDomainInfo xpDomainInfo = null; 4544 final UserInfo parent = getProfileParent(userId); 4545 if (parent != null) { 4546 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4547 flags, userId, parent.id); 4548 } 4549 if (xpDomainInfo != null) { 4550 if (xpResolveInfo != null) { 4551 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4552 // in the result. 4553 result.remove(xpResolveInfo); 4554 } 4555 if (result.size() == 0) { 4556 result.add(xpDomainInfo.resolveInfo); 4557 return result; 4558 } 4559 } else if (result.size() <= 1) { 4560 return result; 4561 } 4562 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4563 xpDomainInfo, userId); 4564 Collections.sort(result, mResolvePrioritySorter); 4565 } 4566 return result; 4567 } 4568 final PackageParser.Package pkg = mPackages.get(pkgName); 4569 if (pkg != null) { 4570 return filterIfNotPrimaryUser( 4571 mActivities.queryIntentForPackage( 4572 intent, resolvedType, flags, pkg.activities, userId), 4573 userId); 4574 } 4575 return new ArrayList<ResolveInfo>(); 4576 } 4577 } 4578 4579 private static class CrossProfileDomainInfo { 4580 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4581 ResolveInfo resolveInfo; 4582 /* Best domain verification status of the activities found in the other profile */ 4583 int bestDomainVerificationStatus; 4584 } 4585 4586 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4587 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4588 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4589 sourceUserId)) { 4590 return null; 4591 } 4592 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4593 resolvedType, flags, parentUserId); 4594 4595 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4596 return null; 4597 } 4598 CrossProfileDomainInfo result = null; 4599 int size = resultTargetUser.size(); 4600 for (int i = 0; i < size; i++) { 4601 ResolveInfo riTargetUser = resultTargetUser.get(i); 4602 // Intent filter verification is only for filters that specify a host. So don't return 4603 // those that handle all web uris. 4604 if (riTargetUser.handleAllWebDataURI) { 4605 continue; 4606 } 4607 String packageName = riTargetUser.activityInfo.packageName; 4608 PackageSetting ps = mSettings.mPackages.get(packageName); 4609 if (ps == null) { 4610 continue; 4611 } 4612 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4613 int status = (int)(verificationState >> 32); 4614 if (result == null) { 4615 result = new CrossProfileDomainInfo(); 4616 result.resolveInfo = 4617 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4618 result.bestDomainVerificationStatus = status; 4619 } else { 4620 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4621 result.bestDomainVerificationStatus); 4622 } 4623 } 4624 // Don't consider matches with status NEVER across profiles. 4625 if (result != null && result.bestDomainVerificationStatus 4626 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4627 return null; 4628 } 4629 return result; 4630 } 4631 4632 /** 4633 * Verification statuses are ordered from the worse to the best, except for 4634 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4635 */ 4636 private int bestDomainVerificationStatus(int status1, int status2) { 4637 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4638 return status2; 4639 } 4640 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4641 return status1; 4642 } 4643 return (int) MathUtils.max(status1, status2); 4644 } 4645 4646 private boolean isUserEnabled(int userId) { 4647 long callingId = Binder.clearCallingIdentity(); 4648 try { 4649 UserInfo userInfo = sUserManager.getUserInfo(userId); 4650 return userInfo != null && userInfo.isEnabled(); 4651 } finally { 4652 Binder.restoreCallingIdentity(callingId); 4653 } 4654 } 4655 4656 /** 4657 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4658 * 4659 * @return filtered list 4660 */ 4661 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4662 if (userId == UserHandle.USER_OWNER) { 4663 return resolveInfos; 4664 } 4665 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4666 ResolveInfo info = resolveInfos.get(i); 4667 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4668 resolveInfos.remove(i); 4669 } 4670 } 4671 return resolveInfos; 4672 } 4673 4674 private static boolean hasWebURI(Intent intent) { 4675 if (intent.getData() == null) { 4676 return false; 4677 } 4678 final String scheme = intent.getScheme(); 4679 if (TextUtils.isEmpty(scheme)) { 4680 return false; 4681 } 4682 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4683 } 4684 4685 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4686 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4687 int userId) { 4688 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4689 4690 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4691 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4692 candidates.size()); 4693 } 4694 4695 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4696 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4697 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4698 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4699 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4700 4701 synchronized (mPackages) { 4702 final int count = candidates.size(); 4703 // First, try to use linked apps. Partition the candidates into four lists: 4704 // one for the final results, one for the "do not use ever", one for "undefined status" 4705 // and finally one for "browser app type". 4706 for (int n=0; n<count; n++) { 4707 ResolveInfo info = candidates.get(n); 4708 String packageName = info.activityInfo.packageName; 4709 PackageSetting ps = mSettings.mPackages.get(packageName); 4710 if (ps != null) { 4711 // Add to the special match all list (Browser use case) 4712 if (info.handleAllWebDataURI) { 4713 matchAllList.add(info); 4714 continue; 4715 } 4716 // Try to get the status from User settings first 4717 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4718 int status = (int)(packedStatus >> 32); 4719 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4720 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4721 if (DEBUG_DOMAIN_VERIFICATION) { 4722 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4723 + " : linkgen=" + linkGeneration); 4724 } 4725 // Use link-enabled generation as preferredOrder, i.e. 4726 // prefer newly-enabled over earlier-enabled. 4727 info.preferredOrder = linkGeneration; 4728 alwaysList.add(info); 4729 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4730 if (DEBUG_DOMAIN_VERIFICATION) { 4731 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4732 } 4733 neverList.add(info); 4734 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4735 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4736 if (DEBUG_DOMAIN_VERIFICATION) { 4737 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4738 } 4739 undefinedList.add(info); 4740 } 4741 } 4742 } 4743 // First try to add the "always" resolution(s) for the current user, if any 4744 if (alwaysList.size() > 0) { 4745 result.addAll(alwaysList); 4746 // if there is an "always" for the parent user, add it. 4747 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4748 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4749 result.add(xpDomainInfo.resolveInfo); 4750 } else { 4751 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4752 result.addAll(undefinedList); 4753 if (xpDomainInfo != null && ( 4754 xpDomainInfo.bestDomainVerificationStatus 4755 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4756 || xpDomainInfo.bestDomainVerificationStatus 4757 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4758 result.add(xpDomainInfo.resolveInfo); 4759 } 4760 // Also add Browsers (all of them or only the default one) 4761 if ((matchFlags & MATCH_ALL) != 0) { 4762 result.addAll(matchAllList); 4763 } else { 4764 // Browser/generic handling case. If there's a default browser, go straight 4765 // to that (but only if there is no other higher-priority match). 4766 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4767 int maxMatchPrio = 0; 4768 ResolveInfo defaultBrowserMatch = null; 4769 final int numCandidates = matchAllList.size(); 4770 for (int n = 0; n < numCandidates; n++) { 4771 ResolveInfo info = matchAllList.get(n); 4772 // track the highest overall match priority... 4773 if (info.priority > maxMatchPrio) { 4774 maxMatchPrio = info.priority; 4775 } 4776 // ...and the highest-priority default browser match 4777 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4778 if (defaultBrowserMatch == null 4779 || (defaultBrowserMatch.priority < info.priority)) { 4780 if (debug) { 4781 Slog.v(TAG, "Considering default browser match " + info); 4782 } 4783 defaultBrowserMatch = info; 4784 } 4785 } 4786 } 4787 if (defaultBrowserMatch != null 4788 && defaultBrowserMatch.priority >= maxMatchPrio 4789 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4790 { 4791 if (debug) { 4792 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4793 } 4794 result.add(defaultBrowserMatch); 4795 } else { 4796 result.addAll(matchAllList); 4797 } 4798 } 4799 4800 // If there is nothing selected, add all candidates and remove the ones that the user 4801 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4802 if (result.size() == 0) { 4803 result.addAll(candidates); 4804 result.removeAll(neverList); 4805 } 4806 } 4807 } 4808 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4809 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4810 result.size()); 4811 for (ResolveInfo info : result) { 4812 Slog.v(TAG, " + " + info.activityInfo); 4813 } 4814 } 4815 return result; 4816 } 4817 4818 // Returns a packed value as a long: 4819 // 4820 // high 'int'-sized word: link status: undefined/ask/never/always. 4821 // low 'int'-sized word: relative priority among 'always' results. 4822 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4823 long result = ps.getDomainVerificationStatusForUser(userId); 4824 // if none available, get the master status 4825 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4826 if (ps.getIntentFilterVerificationInfo() != null) { 4827 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4828 } 4829 } 4830 return result; 4831 } 4832 4833 private ResolveInfo querySkipCurrentProfileIntents( 4834 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4835 int flags, int sourceUserId) { 4836 if (matchingFilters != null) { 4837 int size = matchingFilters.size(); 4838 for (int i = 0; i < size; i ++) { 4839 CrossProfileIntentFilter filter = matchingFilters.get(i); 4840 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4841 // Checking if there are activities in the target user that can handle the 4842 // intent. 4843 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4844 flags, sourceUserId); 4845 if (resolveInfo != null) { 4846 return resolveInfo; 4847 } 4848 } 4849 } 4850 } 4851 return null; 4852 } 4853 4854 // Return matching ResolveInfo if any for skip current profile intent filters. 4855 private ResolveInfo queryCrossProfileIntents( 4856 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4857 int flags, int sourceUserId) { 4858 if (matchingFilters != null) { 4859 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4860 // match the same intent. For performance reasons, it is better not to 4861 // run queryIntent twice for the same userId 4862 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4863 int size = matchingFilters.size(); 4864 for (int i = 0; i < size; i++) { 4865 CrossProfileIntentFilter filter = matchingFilters.get(i); 4866 int targetUserId = filter.getTargetUserId(); 4867 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4868 && !alreadyTriedUserIds.get(targetUserId)) { 4869 // Checking if there are activities in the target user that can handle the 4870 // intent. 4871 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4872 flags, sourceUserId); 4873 if (resolveInfo != null) return resolveInfo; 4874 alreadyTriedUserIds.put(targetUserId, true); 4875 } 4876 } 4877 } 4878 return null; 4879 } 4880 4881 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4882 String resolvedType, int flags, int sourceUserId) { 4883 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4884 resolvedType, flags, filter.getTargetUserId()); 4885 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4886 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4887 } 4888 return null; 4889 } 4890 4891 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4892 int sourceUserId, int targetUserId) { 4893 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4894 String className; 4895 if (targetUserId == UserHandle.USER_OWNER) { 4896 className = FORWARD_INTENT_TO_USER_OWNER; 4897 } else { 4898 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4899 } 4900 ComponentName forwardingActivityComponentName = new ComponentName( 4901 mAndroidApplication.packageName, className); 4902 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4903 sourceUserId); 4904 if (targetUserId == UserHandle.USER_OWNER) { 4905 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4906 forwardingResolveInfo.noResourceId = true; 4907 } 4908 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4909 forwardingResolveInfo.priority = 0; 4910 forwardingResolveInfo.preferredOrder = 0; 4911 forwardingResolveInfo.match = 0; 4912 forwardingResolveInfo.isDefault = true; 4913 forwardingResolveInfo.filter = filter; 4914 forwardingResolveInfo.targetUserId = targetUserId; 4915 return forwardingResolveInfo; 4916 } 4917 4918 @Override 4919 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4920 Intent[] specifics, String[] specificTypes, Intent intent, 4921 String resolvedType, int flags, int userId) { 4922 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4923 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4924 false, "query intent activity options"); 4925 final String resultsAction = intent.getAction(); 4926 4927 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4928 | PackageManager.GET_RESOLVED_FILTER, userId); 4929 4930 if (DEBUG_INTENT_MATCHING) { 4931 Log.v(TAG, "Query " + intent + ": " + results); 4932 } 4933 4934 int specificsPos = 0; 4935 int N; 4936 4937 // todo: note that the algorithm used here is O(N^2). This 4938 // isn't a problem in our current environment, but if we start running 4939 // into situations where we have more than 5 or 10 matches then this 4940 // should probably be changed to something smarter... 4941 4942 // First we go through and resolve each of the specific items 4943 // that were supplied, taking care of removing any corresponding 4944 // duplicate items in the generic resolve list. 4945 if (specifics != null) { 4946 for (int i=0; i<specifics.length; i++) { 4947 final Intent sintent = specifics[i]; 4948 if (sintent == null) { 4949 continue; 4950 } 4951 4952 if (DEBUG_INTENT_MATCHING) { 4953 Log.v(TAG, "Specific #" + i + ": " + sintent); 4954 } 4955 4956 String action = sintent.getAction(); 4957 if (resultsAction != null && resultsAction.equals(action)) { 4958 // If this action was explicitly requested, then don't 4959 // remove things that have it. 4960 action = null; 4961 } 4962 4963 ResolveInfo ri = null; 4964 ActivityInfo ai = null; 4965 4966 ComponentName comp = sintent.getComponent(); 4967 if (comp == null) { 4968 ri = resolveIntent( 4969 sintent, 4970 specificTypes != null ? specificTypes[i] : null, 4971 flags, userId); 4972 if (ri == null) { 4973 continue; 4974 } 4975 if (ri == mResolveInfo) { 4976 // ACK! Must do something better with this. 4977 } 4978 ai = ri.activityInfo; 4979 comp = new ComponentName(ai.applicationInfo.packageName, 4980 ai.name); 4981 } else { 4982 ai = getActivityInfo(comp, flags, userId); 4983 if (ai == null) { 4984 continue; 4985 } 4986 } 4987 4988 // Look for any generic query activities that are duplicates 4989 // of this specific one, and remove them from the results. 4990 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4991 N = results.size(); 4992 int j; 4993 for (j=specificsPos; j<N; j++) { 4994 ResolveInfo sri = results.get(j); 4995 if ((sri.activityInfo.name.equals(comp.getClassName()) 4996 && sri.activityInfo.applicationInfo.packageName.equals( 4997 comp.getPackageName())) 4998 || (action != null && sri.filter.matchAction(action))) { 4999 results.remove(j); 5000 if (DEBUG_INTENT_MATCHING) Log.v( 5001 TAG, "Removing duplicate item from " + j 5002 + " due to specific " + specificsPos); 5003 if (ri == null) { 5004 ri = sri; 5005 } 5006 j--; 5007 N--; 5008 } 5009 } 5010 5011 // Add this specific item to its proper place. 5012 if (ri == null) { 5013 ri = new ResolveInfo(); 5014 ri.activityInfo = ai; 5015 } 5016 results.add(specificsPos, ri); 5017 ri.specificIndex = i; 5018 specificsPos++; 5019 } 5020 } 5021 5022 // Now we go through the remaining generic results and remove any 5023 // duplicate actions that are found here. 5024 N = results.size(); 5025 for (int i=specificsPos; i<N-1; i++) { 5026 final ResolveInfo rii = results.get(i); 5027 if (rii.filter == null) { 5028 continue; 5029 } 5030 5031 // Iterate over all of the actions of this result's intent 5032 // filter... typically this should be just one. 5033 final Iterator<String> it = rii.filter.actionsIterator(); 5034 if (it == null) { 5035 continue; 5036 } 5037 while (it.hasNext()) { 5038 final String action = it.next(); 5039 if (resultsAction != null && resultsAction.equals(action)) { 5040 // If this action was explicitly requested, then don't 5041 // remove things that have it. 5042 continue; 5043 } 5044 for (int j=i+1; j<N; j++) { 5045 final ResolveInfo rij = results.get(j); 5046 if (rij.filter != null && rij.filter.hasAction(action)) { 5047 results.remove(j); 5048 if (DEBUG_INTENT_MATCHING) Log.v( 5049 TAG, "Removing duplicate item from " + j 5050 + " due to action " + action + " at " + i); 5051 j--; 5052 N--; 5053 } 5054 } 5055 } 5056 5057 // If the caller didn't request filter information, drop it now 5058 // so we don't have to marshall/unmarshall it. 5059 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5060 rii.filter = null; 5061 } 5062 } 5063 5064 // Filter out the caller activity if so requested. 5065 if (caller != null) { 5066 N = results.size(); 5067 for (int i=0; i<N; i++) { 5068 ActivityInfo ainfo = results.get(i).activityInfo; 5069 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5070 && caller.getClassName().equals(ainfo.name)) { 5071 results.remove(i); 5072 break; 5073 } 5074 } 5075 } 5076 5077 // If the caller didn't request filter information, 5078 // drop them now so we don't have to 5079 // marshall/unmarshall it. 5080 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5081 N = results.size(); 5082 for (int i=0; i<N; i++) { 5083 results.get(i).filter = null; 5084 } 5085 } 5086 5087 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5088 return results; 5089 } 5090 5091 @Override 5092 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5093 int userId) { 5094 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5095 ComponentName comp = intent.getComponent(); 5096 if (comp == null) { 5097 if (intent.getSelector() != null) { 5098 intent = intent.getSelector(); 5099 comp = intent.getComponent(); 5100 } 5101 } 5102 if (comp != null) { 5103 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5104 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5105 if (ai != null) { 5106 ResolveInfo ri = new ResolveInfo(); 5107 ri.activityInfo = ai; 5108 list.add(ri); 5109 } 5110 return list; 5111 } 5112 5113 // reader 5114 synchronized (mPackages) { 5115 String pkgName = intent.getPackage(); 5116 if (pkgName == null) { 5117 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5118 } 5119 final PackageParser.Package pkg = mPackages.get(pkgName); 5120 if (pkg != null) { 5121 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5122 userId); 5123 } 5124 return null; 5125 } 5126 } 5127 5128 @Override 5129 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5130 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5131 if (!sUserManager.exists(userId)) return null; 5132 if (query != null) { 5133 if (query.size() >= 1) { 5134 // If there is more than one service with the same priority, 5135 // just arbitrarily pick the first one. 5136 return query.get(0); 5137 } 5138 } 5139 return null; 5140 } 5141 5142 @Override 5143 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5144 int userId) { 5145 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5146 ComponentName comp = intent.getComponent(); 5147 if (comp == null) { 5148 if (intent.getSelector() != null) { 5149 intent = intent.getSelector(); 5150 comp = intent.getComponent(); 5151 } 5152 } 5153 if (comp != null) { 5154 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5155 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5156 if (si != null) { 5157 final ResolveInfo ri = new ResolveInfo(); 5158 ri.serviceInfo = si; 5159 list.add(ri); 5160 } 5161 return list; 5162 } 5163 5164 // reader 5165 synchronized (mPackages) { 5166 String pkgName = intent.getPackage(); 5167 if (pkgName == null) { 5168 return mServices.queryIntent(intent, resolvedType, flags, userId); 5169 } 5170 final PackageParser.Package pkg = mPackages.get(pkgName); 5171 if (pkg != null) { 5172 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5173 userId); 5174 } 5175 return null; 5176 } 5177 } 5178 5179 @Override 5180 public List<ResolveInfo> queryIntentContentProviders( 5181 Intent intent, String resolvedType, int flags, int userId) { 5182 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5183 ComponentName comp = intent.getComponent(); 5184 if (comp == null) { 5185 if (intent.getSelector() != null) { 5186 intent = intent.getSelector(); 5187 comp = intent.getComponent(); 5188 } 5189 } 5190 if (comp != null) { 5191 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5192 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5193 if (pi != null) { 5194 final ResolveInfo ri = new ResolveInfo(); 5195 ri.providerInfo = pi; 5196 list.add(ri); 5197 } 5198 return list; 5199 } 5200 5201 // reader 5202 synchronized (mPackages) { 5203 String pkgName = intent.getPackage(); 5204 if (pkgName == null) { 5205 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5206 } 5207 final PackageParser.Package pkg = mPackages.get(pkgName); 5208 if (pkg != null) { 5209 return mProviders.queryIntentForPackage( 5210 intent, resolvedType, flags, pkg.providers, userId); 5211 } 5212 return null; 5213 } 5214 } 5215 5216 @Override 5217 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5218 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5219 5220 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5221 5222 // writer 5223 synchronized (mPackages) { 5224 ArrayList<PackageInfo> list; 5225 if (listUninstalled) { 5226 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5227 for (PackageSetting ps : mSettings.mPackages.values()) { 5228 PackageInfo pi; 5229 if (ps.pkg != null) { 5230 pi = generatePackageInfo(ps.pkg, flags, userId); 5231 } else { 5232 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5233 } 5234 if (pi != null) { 5235 list.add(pi); 5236 } 5237 } 5238 } else { 5239 list = new ArrayList<PackageInfo>(mPackages.size()); 5240 for (PackageParser.Package p : mPackages.values()) { 5241 PackageInfo pi = generatePackageInfo(p, flags, userId); 5242 if (pi != null) { 5243 list.add(pi); 5244 } 5245 } 5246 } 5247 5248 return new ParceledListSlice<PackageInfo>(list); 5249 } 5250 } 5251 5252 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5253 String[] permissions, boolean[] tmp, int flags, int userId) { 5254 int numMatch = 0; 5255 final PermissionsState permissionsState = ps.getPermissionsState(); 5256 for (int i=0; i<permissions.length; i++) { 5257 final String permission = permissions[i]; 5258 if (permissionsState.hasPermission(permission, userId)) { 5259 tmp[i] = true; 5260 numMatch++; 5261 } else { 5262 tmp[i] = false; 5263 } 5264 } 5265 if (numMatch == 0) { 5266 return; 5267 } 5268 PackageInfo pi; 5269 if (ps.pkg != null) { 5270 pi = generatePackageInfo(ps.pkg, flags, userId); 5271 } else { 5272 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5273 } 5274 // The above might return null in cases of uninstalled apps or install-state 5275 // skew across users/profiles. 5276 if (pi != null) { 5277 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5278 if (numMatch == permissions.length) { 5279 pi.requestedPermissions = permissions; 5280 } else { 5281 pi.requestedPermissions = new String[numMatch]; 5282 numMatch = 0; 5283 for (int i=0; i<permissions.length; i++) { 5284 if (tmp[i]) { 5285 pi.requestedPermissions[numMatch] = permissions[i]; 5286 numMatch++; 5287 } 5288 } 5289 } 5290 } 5291 list.add(pi); 5292 } 5293 } 5294 5295 @Override 5296 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5297 String[] permissions, int flags, int userId) { 5298 if (!sUserManager.exists(userId)) return null; 5299 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5300 5301 // writer 5302 synchronized (mPackages) { 5303 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5304 boolean[] tmpBools = new boolean[permissions.length]; 5305 if (listUninstalled) { 5306 for (PackageSetting ps : mSettings.mPackages.values()) { 5307 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5308 } 5309 } else { 5310 for (PackageParser.Package pkg : mPackages.values()) { 5311 PackageSetting ps = (PackageSetting)pkg.mExtras; 5312 if (ps != null) { 5313 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5314 userId); 5315 } 5316 } 5317 } 5318 5319 return new ParceledListSlice<PackageInfo>(list); 5320 } 5321 } 5322 5323 @Override 5324 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5325 if (!sUserManager.exists(userId)) return null; 5326 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5327 5328 // writer 5329 synchronized (mPackages) { 5330 ArrayList<ApplicationInfo> list; 5331 if (listUninstalled) { 5332 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5333 for (PackageSetting ps : mSettings.mPackages.values()) { 5334 ApplicationInfo ai; 5335 if (ps.pkg != null) { 5336 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5337 ps.readUserState(userId), userId); 5338 } else { 5339 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5340 } 5341 if (ai != null) { 5342 list.add(ai); 5343 } 5344 } 5345 } else { 5346 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5347 for (PackageParser.Package p : mPackages.values()) { 5348 if (p.mExtras != null) { 5349 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5350 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5351 if (ai != null) { 5352 list.add(ai); 5353 } 5354 } 5355 } 5356 } 5357 5358 return new ParceledListSlice<ApplicationInfo>(list); 5359 } 5360 } 5361 5362 public List<ApplicationInfo> getPersistentApplications(int flags) { 5363 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5364 5365 // reader 5366 synchronized (mPackages) { 5367 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5368 final int userId = UserHandle.getCallingUserId(); 5369 while (i.hasNext()) { 5370 final PackageParser.Package p = i.next(); 5371 if (p.applicationInfo != null 5372 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5373 && (!mSafeMode || isSystemApp(p))) { 5374 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5375 if (ps != null) { 5376 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5377 ps.readUserState(userId), userId); 5378 if (ai != null) { 5379 finalList.add(ai); 5380 } 5381 } 5382 } 5383 } 5384 } 5385 5386 return finalList; 5387 } 5388 5389 @Override 5390 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5391 if (!sUserManager.exists(userId)) return null; 5392 // reader 5393 synchronized (mPackages) { 5394 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5395 PackageSetting ps = provider != null 5396 ? mSettings.mPackages.get(provider.owner.packageName) 5397 : null; 5398 return ps != null 5399 && mSettings.isEnabledLPr(provider.info, flags, userId) 5400 && (!mSafeMode || (provider.info.applicationInfo.flags 5401 &ApplicationInfo.FLAG_SYSTEM) != 0) 5402 ? PackageParser.generateProviderInfo(provider, flags, 5403 ps.readUserState(userId), userId) 5404 : null; 5405 } 5406 } 5407 5408 /** 5409 * @deprecated 5410 */ 5411 @Deprecated 5412 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5413 // reader 5414 synchronized (mPackages) { 5415 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5416 .entrySet().iterator(); 5417 final int userId = UserHandle.getCallingUserId(); 5418 while (i.hasNext()) { 5419 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5420 PackageParser.Provider p = entry.getValue(); 5421 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5422 5423 if (ps != null && p.syncable 5424 && (!mSafeMode || (p.info.applicationInfo.flags 5425 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5426 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5427 ps.readUserState(userId), userId); 5428 if (info != null) { 5429 outNames.add(entry.getKey()); 5430 outInfo.add(info); 5431 } 5432 } 5433 } 5434 } 5435 } 5436 5437 @Override 5438 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5439 int uid, int flags) { 5440 ArrayList<ProviderInfo> finalList = null; 5441 // reader 5442 synchronized (mPackages) { 5443 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5444 final int userId = processName != null ? 5445 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5446 while (i.hasNext()) { 5447 final PackageParser.Provider p = i.next(); 5448 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5449 if (ps != null && p.info.authority != null 5450 && (processName == null 5451 || (p.info.processName.equals(processName) 5452 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5453 && mSettings.isEnabledLPr(p.info, flags, userId) 5454 && (!mSafeMode 5455 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5456 if (finalList == null) { 5457 finalList = new ArrayList<ProviderInfo>(3); 5458 } 5459 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5460 ps.readUserState(userId), userId); 5461 if (info != null) { 5462 finalList.add(info); 5463 } 5464 } 5465 } 5466 } 5467 5468 if (finalList != null) { 5469 Collections.sort(finalList, mProviderInitOrderSorter); 5470 return new ParceledListSlice<ProviderInfo>(finalList); 5471 } 5472 5473 return null; 5474 } 5475 5476 @Override 5477 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5478 int flags) { 5479 // reader 5480 synchronized (mPackages) { 5481 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5482 return PackageParser.generateInstrumentationInfo(i, flags); 5483 } 5484 } 5485 5486 @Override 5487 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5488 int flags) { 5489 ArrayList<InstrumentationInfo> finalList = 5490 new ArrayList<InstrumentationInfo>(); 5491 5492 // reader 5493 synchronized (mPackages) { 5494 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5495 while (i.hasNext()) { 5496 final PackageParser.Instrumentation p = i.next(); 5497 if (targetPackage == null 5498 || targetPackage.equals(p.info.targetPackage)) { 5499 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5500 flags); 5501 if (ii != null) { 5502 finalList.add(ii); 5503 } 5504 } 5505 } 5506 } 5507 5508 return finalList; 5509 } 5510 5511 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5512 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5513 if (overlays == null) { 5514 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5515 return; 5516 } 5517 for (PackageParser.Package opkg : overlays.values()) { 5518 // Not much to do if idmap fails: we already logged the error 5519 // and we certainly don't want to abort installation of pkg simply 5520 // because an overlay didn't fit properly. For these reasons, 5521 // ignore the return value of createIdmapForPackagePairLI. 5522 createIdmapForPackagePairLI(pkg, opkg); 5523 } 5524 } 5525 5526 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5527 PackageParser.Package opkg) { 5528 if (!opkg.mTrustedOverlay) { 5529 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5530 opkg.baseCodePath + ": overlay not trusted"); 5531 return false; 5532 } 5533 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5534 if (overlaySet == null) { 5535 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5536 opkg.baseCodePath + " but target package has no known overlays"); 5537 return false; 5538 } 5539 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5540 // TODO: generate idmap for split APKs 5541 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5542 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5543 + opkg.baseCodePath); 5544 return false; 5545 } 5546 PackageParser.Package[] overlayArray = 5547 overlaySet.values().toArray(new PackageParser.Package[0]); 5548 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5549 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5550 return p1.mOverlayPriority - p2.mOverlayPriority; 5551 } 5552 }; 5553 Arrays.sort(overlayArray, cmp); 5554 5555 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5556 int i = 0; 5557 for (PackageParser.Package p : overlayArray) { 5558 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5559 } 5560 return true; 5561 } 5562 5563 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5564 final File[] files = dir.listFiles(); 5565 if (ArrayUtils.isEmpty(files)) { 5566 Log.d(TAG, "No files in app dir " + dir); 5567 return; 5568 } 5569 5570 if (DEBUG_PACKAGE_SCANNING) { 5571 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5572 + " flags=0x" + Integer.toHexString(parseFlags)); 5573 } 5574 5575 for (File file : files) { 5576 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5577 && !PackageInstallerService.isStageName(file.getName()); 5578 if (!isPackage) { 5579 // Ignore entries which are not packages 5580 continue; 5581 } 5582 try { 5583 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5584 scanFlags, currentTime, null); 5585 } catch (PackageManagerException e) { 5586 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5587 5588 // Delete invalid userdata apps 5589 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5590 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5591 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5592 if (file.isDirectory()) { 5593 mInstaller.rmPackageDir(file.getAbsolutePath()); 5594 } else { 5595 file.delete(); 5596 } 5597 } 5598 } 5599 } 5600 } 5601 5602 private static File getSettingsProblemFile() { 5603 File dataDir = Environment.getDataDirectory(); 5604 File systemDir = new File(dataDir, "system"); 5605 File fname = new File(systemDir, "uiderrors.txt"); 5606 return fname; 5607 } 5608 5609 static void reportSettingsProblem(int priority, String msg) { 5610 logCriticalInfo(priority, msg); 5611 } 5612 5613 static void logCriticalInfo(int priority, String msg) { 5614 Slog.println(priority, TAG, msg); 5615 EventLogTags.writePmCriticalInfo(msg); 5616 try { 5617 File fname = getSettingsProblemFile(); 5618 FileOutputStream out = new FileOutputStream(fname, true); 5619 PrintWriter pw = new FastPrintWriter(out); 5620 SimpleDateFormat formatter = new SimpleDateFormat(); 5621 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5622 pw.println(dateString + ": " + msg); 5623 pw.close(); 5624 FileUtils.setPermissions( 5625 fname.toString(), 5626 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5627 -1, -1); 5628 } catch (java.io.IOException e) { 5629 } 5630 } 5631 5632 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5633 PackageParser.Package pkg, File srcFile, int parseFlags) 5634 throws PackageManagerException { 5635 if (ps != null 5636 && ps.codePath.equals(srcFile) 5637 && ps.timeStamp == srcFile.lastModified() 5638 && !isCompatSignatureUpdateNeeded(pkg) 5639 && !isRecoverSignatureUpdateNeeded(pkg)) { 5640 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5641 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5642 ArraySet<PublicKey> signingKs; 5643 synchronized (mPackages) { 5644 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5645 } 5646 if (ps.signatures.mSignatures != null 5647 && ps.signatures.mSignatures.length != 0 5648 && signingKs != null) { 5649 // Optimization: reuse the existing cached certificates 5650 // if the package appears to be unchanged. 5651 pkg.mSignatures = ps.signatures.mSignatures; 5652 pkg.mSigningKeys = signingKs; 5653 return; 5654 } 5655 5656 Slog.w(TAG, "PackageSetting for " + ps.name 5657 + " is missing signatures. Collecting certs again to recover them."); 5658 } else { 5659 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5660 } 5661 5662 try { 5663 pp.collectCertificates(pkg, parseFlags); 5664 pp.collectManifestDigest(pkg); 5665 } catch (PackageParserException e) { 5666 throw PackageManagerException.from(e); 5667 } 5668 } 5669 5670 /* 5671 * Scan a package and return the newly parsed package. 5672 * Returns null in case of errors and the error code is stored in mLastScanError 5673 */ 5674 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5675 long currentTime, UserHandle user) throws PackageManagerException { 5676 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5677 parseFlags |= mDefParseFlags; 5678 PackageParser pp = new PackageParser(); 5679 pp.setSeparateProcesses(mSeparateProcesses); 5680 pp.setOnlyCoreApps(mOnlyCore); 5681 pp.setDisplayMetrics(mMetrics); 5682 5683 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5684 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5685 } 5686 5687 final PackageParser.Package pkg; 5688 try { 5689 pkg = pp.parsePackage(scanFile, parseFlags); 5690 } catch (PackageParserException e) { 5691 throw PackageManagerException.from(e); 5692 } 5693 5694 PackageSetting ps = null; 5695 PackageSetting updatedPkg; 5696 // reader 5697 synchronized (mPackages) { 5698 // Look to see if we already know about this package. 5699 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5700 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5701 // This package has been renamed to its original name. Let's 5702 // use that. 5703 ps = mSettings.peekPackageLPr(oldName); 5704 } 5705 // If there was no original package, see one for the real package name. 5706 if (ps == null) { 5707 ps = mSettings.peekPackageLPr(pkg.packageName); 5708 } 5709 // Check to see if this package could be hiding/updating a system 5710 // package. Must look for it either under the original or real 5711 // package name depending on our state. 5712 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5713 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5714 } 5715 boolean updatedPkgBetter = false; 5716 // First check if this is a system package that may involve an update 5717 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5718 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5719 // it needs to drop FLAG_PRIVILEGED. 5720 if (locationIsPrivileged(scanFile)) { 5721 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5722 } else { 5723 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5724 } 5725 5726 if (ps != null && !ps.codePath.equals(scanFile)) { 5727 // The path has changed from what was last scanned... check the 5728 // version of the new path against what we have stored to determine 5729 // what to do. 5730 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5731 if (pkg.mVersionCode <= ps.versionCode) { 5732 // The system package has been updated and the code path does not match 5733 // Ignore entry. Skip it. 5734 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5735 + " ignored: updated version " + ps.versionCode 5736 + " better than this " + pkg.mVersionCode); 5737 if (!updatedPkg.codePath.equals(scanFile)) { 5738 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5739 + ps.name + " changing from " + updatedPkg.codePathString 5740 + " to " + scanFile); 5741 updatedPkg.codePath = scanFile; 5742 updatedPkg.codePathString = scanFile.toString(); 5743 updatedPkg.resourcePath = scanFile; 5744 updatedPkg.resourcePathString = scanFile.toString(); 5745 } 5746 updatedPkg.pkg = pkg; 5747 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5748 "Package " + ps.name + " at " + scanFile 5749 + " ignored: updated version " + ps.versionCode 5750 + " better than this " + pkg.mVersionCode); 5751 } else { 5752 // The current app on the system partition is better than 5753 // what we have updated to on the data partition; switch 5754 // back to the system partition version. 5755 // At this point, its safely assumed that package installation for 5756 // apps in system partition will go through. If not there won't be a working 5757 // version of the app 5758 // writer 5759 synchronized (mPackages) { 5760 // Just remove the loaded entries from package lists. 5761 mPackages.remove(ps.name); 5762 } 5763 5764 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5765 + " reverting from " + ps.codePathString 5766 + ": new version " + pkg.mVersionCode 5767 + " better than installed " + ps.versionCode); 5768 5769 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5770 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5771 synchronized (mInstallLock) { 5772 args.cleanUpResourcesLI(); 5773 } 5774 synchronized (mPackages) { 5775 mSettings.enableSystemPackageLPw(ps.name); 5776 } 5777 updatedPkgBetter = true; 5778 } 5779 } 5780 } 5781 5782 if (updatedPkg != null) { 5783 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5784 // initially 5785 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5786 5787 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5788 // flag set initially 5789 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5790 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5791 } 5792 } 5793 5794 // Verify certificates against what was last scanned 5795 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5796 5797 /* 5798 * A new system app appeared, but we already had a non-system one of the 5799 * same name installed earlier. 5800 */ 5801 boolean shouldHideSystemApp = false; 5802 if (updatedPkg == null && ps != null 5803 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5804 /* 5805 * Check to make sure the signatures match first. If they don't, 5806 * wipe the installed application and its data. 5807 */ 5808 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5809 != PackageManager.SIGNATURE_MATCH) { 5810 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5811 + " signatures don't match existing userdata copy; removing"); 5812 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5813 ps = null; 5814 } else { 5815 /* 5816 * If the newly-added system app is an older version than the 5817 * already installed version, hide it. It will be scanned later 5818 * and re-added like an update. 5819 */ 5820 if (pkg.mVersionCode <= ps.versionCode) { 5821 shouldHideSystemApp = true; 5822 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5823 + " but new version " + pkg.mVersionCode + " better than installed " 5824 + ps.versionCode + "; hiding system"); 5825 } else { 5826 /* 5827 * The newly found system app is a newer version that the 5828 * one previously installed. Simply remove the 5829 * already-installed application and replace it with our own 5830 * while keeping the application data. 5831 */ 5832 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5833 + " reverting from " + ps.codePathString + ": new version " 5834 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5835 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5836 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5837 synchronized (mInstallLock) { 5838 args.cleanUpResourcesLI(); 5839 } 5840 } 5841 } 5842 } 5843 5844 // The apk is forward locked (not public) if its code and resources 5845 // are kept in different files. (except for app in either system or 5846 // vendor path). 5847 // TODO grab this value from PackageSettings 5848 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5849 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5850 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5851 } 5852 } 5853 5854 // TODO: extend to support forward-locked splits 5855 String resourcePath = null; 5856 String baseResourcePath = null; 5857 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5858 if (ps != null && ps.resourcePathString != null) { 5859 resourcePath = ps.resourcePathString; 5860 baseResourcePath = ps.resourcePathString; 5861 } else { 5862 // Should not happen at all. Just log an error. 5863 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5864 } 5865 } else { 5866 resourcePath = pkg.codePath; 5867 baseResourcePath = pkg.baseCodePath; 5868 } 5869 5870 // Set application objects path explicitly. 5871 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5872 pkg.applicationInfo.setCodePath(pkg.codePath); 5873 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5874 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5875 pkg.applicationInfo.setResourcePath(resourcePath); 5876 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5877 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5878 5879 // Note that we invoke the following method only if we are about to unpack an application 5880 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5881 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5882 5883 /* 5884 * If the system app should be overridden by a previously installed 5885 * data, hide the system app now and let the /data/app scan pick it up 5886 * again. 5887 */ 5888 if (shouldHideSystemApp) { 5889 synchronized (mPackages) { 5890 /* 5891 * We have to grant systems permissions before we hide, because 5892 * grantPermissions will assume the package update is trying to 5893 * expand its permissions. 5894 */ 5895 grantPermissionsLPw(pkg, true, pkg.packageName); 5896 mSettings.disableSystemPackageLPw(pkg.packageName); 5897 } 5898 } 5899 5900 return scannedPkg; 5901 } 5902 5903 private static String fixProcessName(String defProcessName, 5904 String processName, int uid) { 5905 if (processName == null) { 5906 return defProcessName; 5907 } 5908 return processName; 5909 } 5910 5911 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5912 throws PackageManagerException { 5913 if (pkgSetting.signatures.mSignatures != null) { 5914 // Already existing package. Make sure signatures match 5915 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5916 == PackageManager.SIGNATURE_MATCH; 5917 if (!match) { 5918 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5919 == PackageManager.SIGNATURE_MATCH; 5920 } 5921 if (!match) { 5922 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5923 == PackageManager.SIGNATURE_MATCH; 5924 } 5925 if (!match) { 5926 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5927 + pkg.packageName + " signatures do not match the " 5928 + "previously installed version; ignoring!"); 5929 } 5930 } 5931 5932 // Check for shared user signatures 5933 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5934 // Already existing package. Make sure signatures match 5935 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5936 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5937 if (!match) { 5938 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5939 == PackageManager.SIGNATURE_MATCH; 5940 } 5941 if (!match) { 5942 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5943 == PackageManager.SIGNATURE_MATCH; 5944 } 5945 if (!match) { 5946 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5947 "Package " + pkg.packageName 5948 + " has no signatures that match those in shared user " 5949 + pkgSetting.sharedUser.name + "; ignoring!"); 5950 } 5951 } 5952 } 5953 5954 /** 5955 * Enforces that only the system UID or root's UID can call a method exposed 5956 * via Binder. 5957 * 5958 * @param message used as message if SecurityException is thrown 5959 * @throws SecurityException if the caller is not system or root 5960 */ 5961 private static final void enforceSystemOrRoot(String message) { 5962 final int uid = Binder.getCallingUid(); 5963 if (uid != Process.SYSTEM_UID && uid != 0) { 5964 throw new SecurityException(message); 5965 } 5966 } 5967 5968 @Override 5969 public void performBootDexOpt() { 5970 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5971 5972 // Before everything else, see whether we need to fstrim. 5973 try { 5974 IMountService ms = PackageHelper.getMountService(); 5975 if (ms != null) { 5976 final boolean isUpgrade = isUpgrade(); 5977 boolean doTrim = isUpgrade; 5978 if (doTrim) { 5979 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5980 } else { 5981 final long interval = android.provider.Settings.Global.getLong( 5982 mContext.getContentResolver(), 5983 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5984 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5985 if (interval > 0) { 5986 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5987 if (timeSinceLast > interval) { 5988 doTrim = true; 5989 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5990 + "; running immediately"); 5991 } 5992 } 5993 } 5994 if (doTrim) { 5995 if (!isFirstBoot()) { 5996 try { 5997 ActivityManagerNative.getDefault().showBootMessage( 5998 mContext.getResources().getString( 5999 R.string.android_upgrading_fstrim), true); 6000 } catch (RemoteException e) { 6001 } 6002 } 6003 ms.runMaintenance(); 6004 } 6005 } else { 6006 Slog.e(TAG, "Mount service unavailable!"); 6007 } 6008 } catch (RemoteException e) { 6009 // Can't happen; MountService is local 6010 } 6011 6012 final ArraySet<PackageParser.Package> pkgs; 6013 synchronized (mPackages) { 6014 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6015 } 6016 6017 if (pkgs != null) { 6018 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6019 // in case the device runs out of space. 6020 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6021 // Give priority to core apps. 6022 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6023 PackageParser.Package pkg = it.next(); 6024 if (pkg.coreApp) { 6025 if (DEBUG_DEXOPT) { 6026 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6027 } 6028 sortedPkgs.add(pkg); 6029 it.remove(); 6030 } 6031 } 6032 // Give priority to system apps that listen for pre boot complete. 6033 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6034 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6035 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6036 PackageParser.Package pkg = it.next(); 6037 if (pkgNames.contains(pkg.packageName)) { 6038 if (DEBUG_DEXOPT) { 6039 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6040 } 6041 sortedPkgs.add(pkg); 6042 it.remove(); 6043 } 6044 } 6045 // Give priority to system apps. 6046 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6047 PackageParser.Package pkg = it.next(); 6048 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6049 if (DEBUG_DEXOPT) { 6050 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6051 } 6052 sortedPkgs.add(pkg); 6053 it.remove(); 6054 } 6055 } 6056 // Give priority to updated system apps. 6057 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6058 PackageParser.Package pkg = it.next(); 6059 if (pkg.isUpdatedSystemApp()) { 6060 if (DEBUG_DEXOPT) { 6061 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6062 } 6063 sortedPkgs.add(pkg); 6064 it.remove(); 6065 } 6066 } 6067 // Give priority to apps that listen for boot complete. 6068 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6069 pkgNames = getPackageNamesForIntent(intent); 6070 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6071 PackageParser.Package pkg = it.next(); 6072 if (pkgNames.contains(pkg.packageName)) { 6073 if (DEBUG_DEXOPT) { 6074 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6075 } 6076 sortedPkgs.add(pkg); 6077 it.remove(); 6078 } 6079 } 6080 // Filter out packages that aren't recently used. 6081 filterRecentlyUsedApps(pkgs); 6082 // Add all remaining apps. 6083 for (PackageParser.Package pkg : pkgs) { 6084 if (DEBUG_DEXOPT) { 6085 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6086 } 6087 sortedPkgs.add(pkg); 6088 } 6089 6090 // If we want to be lazy, filter everything that wasn't recently used. 6091 if (mLazyDexOpt) { 6092 filterRecentlyUsedApps(sortedPkgs); 6093 } 6094 6095 int i = 0; 6096 int total = sortedPkgs.size(); 6097 File dataDir = Environment.getDataDirectory(); 6098 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6099 if (lowThreshold == 0) { 6100 throw new IllegalStateException("Invalid low memory threshold"); 6101 } 6102 for (PackageParser.Package pkg : sortedPkgs) { 6103 long usableSpace = dataDir.getUsableSpace(); 6104 if (usableSpace < lowThreshold) { 6105 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6106 break; 6107 } 6108 performBootDexOpt(pkg, ++i, total); 6109 } 6110 } 6111 } 6112 6113 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6114 // Filter out packages that aren't recently used. 6115 // 6116 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6117 // should do a full dexopt. 6118 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6119 int total = pkgs.size(); 6120 int skipped = 0; 6121 long now = System.currentTimeMillis(); 6122 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6123 PackageParser.Package pkg = i.next(); 6124 long then = pkg.mLastPackageUsageTimeInMills; 6125 if (then + mDexOptLRUThresholdInMills < now) { 6126 if (DEBUG_DEXOPT) { 6127 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6128 ((then == 0) ? "never" : new Date(then))); 6129 } 6130 i.remove(); 6131 skipped++; 6132 } 6133 } 6134 if (DEBUG_DEXOPT) { 6135 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6136 } 6137 } 6138 } 6139 6140 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6141 List<ResolveInfo> ris = null; 6142 try { 6143 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6144 intent, null, 0, UserHandle.USER_OWNER); 6145 } catch (RemoteException e) { 6146 } 6147 ArraySet<String> pkgNames = new ArraySet<String>(); 6148 if (ris != null) { 6149 for (ResolveInfo ri : ris) { 6150 pkgNames.add(ri.activityInfo.packageName); 6151 } 6152 } 6153 return pkgNames; 6154 } 6155 6156 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6157 if (DEBUG_DEXOPT) { 6158 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6159 } 6160 if (!isFirstBoot()) { 6161 try { 6162 ActivityManagerNative.getDefault().showBootMessage( 6163 mContext.getResources().getString(R.string.android_upgrading_apk, 6164 curr, total), true); 6165 } catch (RemoteException e) { 6166 } 6167 } 6168 PackageParser.Package p = pkg; 6169 synchronized (mInstallLock) { 6170 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6171 false /* force dex */, false /* defer */, true /* include dependencies */); 6172 } 6173 } 6174 6175 @Override 6176 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6177 return performDexOpt(packageName, instructionSet, false); 6178 } 6179 6180 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6181 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6182 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6183 if (!dexopt && !updateUsage) { 6184 // We aren't going to dexopt or update usage, so bail early. 6185 return false; 6186 } 6187 PackageParser.Package p; 6188 final String targetInstructionSet; 6189 synchronized (mPackages) { 6190 p = mPackages.get(packageName); 6191 if (p == null) { 6192 return false; 6193 } 6194 if (updateUsage) { 6195 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6196 } 6197 mPackageUsage.write(false); 6198 if (!dexopt) { 6199 // We aren't going to dexopt, so bail early. 6200 return false; 6201 } 6202 6203 targetInstructionSet = instructionSet != null ? instructionSet : 6204 getPrimaryInstructionSet(p.applicationInfo); 6205 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6206 return false; 6207 } 6208 } 6209 long callingId = Binder.clearCallingIdentity(); 6210 try { 6211 synchronized (mInstallLock) { 6212 final String[] instructionSets = new String[] { targetInstructionSet }; 6213 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6214 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6215 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6216 } 6217 } finally { 6218 Binder.restoreCallingIdentity(callingId); 6219 } 6220 } 6221 6222 public ArraySet<String> getPackagesThatNeedDexOpt() { 6223 ArraySet<String> pkgs = null; 6224 synchronized (mPackages) { 6225 for (PackageParser.Package p : mPackages.values()) { 6226 if (DEBUG_DEXOPT) { 6227 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6228 } 6229 if (!p.mDexOptPerformed.isEmpty()) { 6230 continue; 6231 } 6232 if (pkgs == null) { 6233 pkgs = new ArraySet<String>(); 6234 } 6235 pkgs.add(p.packageName); 6236 } 6237 } 6238 return pkgs; 6239 } 6240 6241 public void shutdown() { 6242 mPackageUsage.write(true); 6243 } 6244 6245 @Override 6246 public void forceDexOpt(String packageName) { 6247 enforceSystemOrRoot("forceDexOpt"); 6248 6249 PackageParser.Package pkg; 6250 synchronized (mPackages) { 6251 pkg = mPackages.get(packageName); 6252 if (pkg == null) { 6253 throw new IllegalArgumentException("Missing package: " + packageName); 6254 } 6255 } 6256 6257 synchronized (mInstallLock) { 6258 final String[] instructionSets = new String[] { 6259 getPrimaryInstructionSet(pkg.applicationInfo) }; 6260 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6261 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6262 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6263 throw new IllegalStateException("Failed to dexopt: " + res); 6264 } 6265 } 6266 } 6267 6268 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6269 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6270 Slog.w(TAG, "Unable to update from " + oldPkg.name 6271 + " to " + newPkg.packageName 6272 + ": old package not in system partition"); 6273 return false; 6274 } else if (mPackages.get(oldPkg.name) != null) { 6275 Slog.w(TAG, "Unable to update from " + oldPkg.name 6276 + " to " + newPkg.packageName 6277 + ": old package still exists"); 6278 return false; 6279 } 6280 return true; 6281 } 6282 6283 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6284 int[] users = sUserManager.getUserIds(); 6285 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6286 if (res < 0) { 6287 return res; 6288 } 6289 for (int user : users) { 6290 if (user != 0) { 6291 res = mInstaller.createUserData(volumeUuid, packageName, 6292 UserHandle.getUid(user, uid), user, seinfo); 6293 if (res < 0) { 6294 return res; 6295 } 6296 } 6297 } 6298 return res; 6299 } 6300 6301 private int removeDataDirsLI(String volumeUuid, String packageName) { 6302 int[] users = sUserManager.getUserIds(); 6303 int res = 0; 6304 for (int user : users) { 6305 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6306 if (resInner < 0) { 6307 res = resInner; 6308 } 6309 } 6310 6311 return res; 6312 } 6313 6314 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6315 int[] users = sUserManager.getUserIds(); 6316 int res = 0; 6317 for (int user : users) { 6318 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6319 if (resInner < 0) { 6320 res = resInner; 6321 } 6322 } 6323 return res; 6324 } 6325 6326 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6327 PackageParser.Package changingLib) { 6328 if (file.path != null) { 6329 usesLibraryFiles.add(file.path); 6330 return; 6331 } 6332 PackageParser.Package p = mPackages.get(file.apk); 6333 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6334 // If we are doing this while in the middle of updating a library apk, 6335 // then we need to make sure to use that new apk for determining the 6336 // dependencies here. (We haven't yet finished committing the new apk 6337 // to the package manager state.) 6338 if (p == null || p.packageName.equals(changingLib.packageName)) { 6339 p = changingLib; 6340 } 6341 } 6342 if (p != null) { 6343 usesLibraryFiles.addAll(p.getAllCodePaths()); 6344 } 6345 } 6346 6347 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6348 PackageParser.Package changingLib) throws PackageManagerException { 6349 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6350 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6351 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6352 for (int i=0; i<N; i++) { 6353 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6354 if (file == null) { 6355 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6356 "Package " + pkg.packageName + " requires unavailable shared library " 6357 + pkg.usesLibraries.get(i) + "; failing!"); 6358 } 6359 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6360 } 6361 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6362 for (int i=0; i<N; i++) { 6363 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6364 if (file == null) { 6365 Slog.w(TAG, "Package " + pkg.packageName 6366 + " desires unavailable shared library " 6367 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6368 } else { 6369 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6370 } 6371 } 6372 N = usesLibraryFiles.size(); 6373 if (N > 0) { 6374 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6375 } else { 6376 pkg.usesLibraryFiles = null; 6377 } 6378 } 6379 } 6380 6381 private static boolean hasString(List<String> list, List<String> which) { 6382 if (list == null) { 6383 return false; 6384 } 6385 for (int i=list.size()-1; i>=0; i--) { 6386 for (int j=which.size()-1; j>=0; j--) { 6387 if (which.get(j).equals(list.get(i))) { 6388 return true; 6389 } 6390 } 6391 } 6392 return false; 6393 } 6394 6395 private void updateAllSharedLibrariesLPw() { 6396 for (PackageParser.Package pkg : mPackages.values()) { 6397 try { 6398 updateSharedLibrariesLPw(pkg, null); 6399 } catch (PackageManagerException e) { 6400 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6401 } 6402 } 6403 } 6404 6405 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6406 PackageParser.Package changingPkg) { 6407 ArrayList<PackageParser.Package> res = null; 6408 for (PackageParser.Package pkg : mPackages.values()) { 6409 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6410 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6411 if (res == null) { 6412 res = new ArrayList<PackageParser.Package>(); 6413 } 6414 res.add(pkg); 6415 try { 6416 updateSharedLibrariesLPw(pkg, changingPkg); 6417 } catch (PackageManagerException e) { 6418 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6419 } 6420 } 6421 } 6422 return res; 6423 } 6424 6425 /** 6426 * Derive the value of the {@code cpuAbiOverride} based on the provided 6427 * value and an optional stored value from the package settings. 6428 */ 6429 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6430 String cpuAbiOverride = null; 6431 6432 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6433 cpuAbiOverride = null; 6434 } else if (abiOverride != null) { 6435 cpuAbiOverride = abiOverride; 6436 } else if (settings != null) { 6437 cpuAbiOverride = settings.cpuAbiOverrideString; 6438 } 6439 6440 return cpuAbiOverride; 6441 } 6442 6443 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6444 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6445 boolean success = false; 6446 try { 6447 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6448 currentTime, user); 6449 success = true; 6450 return res; 6451 } finally { 6452 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6453 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6454 } 6455 } 6456 } 6457 6458 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6459 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6460 final File scanFile = new File(pkg.codePath); 6461 if (pkg.applicationInfo.getCodePath() == null || 6462 pkg.applicationInfo.getResourcePath() == null) { 6463 // Bail out. The resource and code paths haven't been set. 6464 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6465 "Code and resource paths haven't been set correctly"); 6466 } 6467 6468 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6469 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6470 } else { 6471 // Only allow system apps to be flagged as core apps. 6472 pkg.coreApp = false; 6473 } 6474 6475 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6476 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6477 } 6478 6479 if (mCustomResolverComponentName != null && 6480 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6481 setUpCustomResolverActivity(pkg); 6482 } 6483 6484 if (pkg.packageName.equals("android")) { 6485 synchronized (mPackages) { 6486 if (mAndroidApplication != null) { 6487 Slog.w(TAG, "*************************************************"); 6488 Slog.w(TAG, "Core android package being redefined. Skipping."); 6489 Slog.w(TAG, " file=" + scanFile); 6490 Slog.w(TAG, "*************************************************"); 6491 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6492 "Core android package being redefined. Skipping."); 6493 } 6494 6495 // Set up information for our fall-back user intent resolution activity. 6496 mPlatformPackage = pkg; 6497 pkg.mVersionCode = mSdkVersion; 6498 mAndroidApplication = pkg.applicationInfo; 6499 6500 if (!mResolverReplaced) { 6501 mResolveActivity.applicationInfo = mAndroidApplication; 6502 mResolveActivity.name = ResolverActivity.class.getName(); 6503 mResolveActivity.packageName = mAndroidApplication.packageName; 6504 mResolveActivity.processName = "system:ui"; 6505 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6506 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6507 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6508 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6509 mResolveActivity.exported = true; 6510 mResolveActivity.enabled = true; 6511 mResolveInfo.activityInfo = mResolveActivity; 6512 mResolveInfo.priority = 0; 6513 mResolveInfo.preferredOrder = 0; 6514 mResolveInfo.match = 0; 6515 mResolveComponentName = new ComponentName( 6516 mAndroidApplication.packageName, mResolveActivity.name); 6517 } 6518 } 6519 } 6520 6521 if (DEBUG_PACKAGE_SCANNING) { 6522 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6523 Log.d(TAG, "Scanning package " + pkg.packageName); 6524 } 6525 6526 if (mPackages.containsKey(pkg.packageName) 6527 || mSharedLibraries.containsKey(pkg.packageName)) { 6528 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6529 "Application package " + pkg.packageName 6530 + " already installed. Skipping duplicate."); 6531 } 6532 6533 // If we're only installing presumed-existing packages, require that the 6534 // scanned APK is both already known and at the path previously established 6535 // for it. Previously unknown packages we pick up normally, but if we have an 6536 // a priori expectation about this package's install presence, enforce it. 6537 // With a singular exception for new system packages. When an OTA contains 6538 // a new system package, we allow the codepath to change from a system location 6539 // to the user-installed location. If we don't allow this change, any newer, 6540 // user-installed version of the application will be ignored. 6541 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6542 if (mExpectingBetter.containsKey(pkg.packageName)) { 6543 logCriticalInfo(Log.WARN, 6544 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6545 } else { 6546 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6547 if (known != null) { 6548 if (DEBUG_PACKAGE_SCANNING) { 6549 Log.d(TAG, "Examining " + pkg.codePath 6550 + " and requiring known paths " + known.codePathString 6551 + " & " + known.resourcePathString); 6552 } 6553 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6554 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6555 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6556 "Application package " + pkg.packageName 6557 + " found at " + pkg.applicationInfo.getCodePath() 6558 + " but expected at " + known.codePathString + "; ignoring."); 6559 } 6560 } 6561 } 6562 } 6563 6564 // Initialize package source and resource directories 6565 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6566 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6567 6568 SharedUserSetting suid = null; 6569 PackageSetting pkgSetting = null; 6570 6571 if (!isSystemApp(pkg)) { 6572 // Only system apps can use these features. 6573 pkg.mOriginalPackages = null; 6574 pkg.mRealPackage = null; 6575 pkg.mAdoptPermissions = null; 6576 } 6577 6578 // writer 6579 synchronized (mPackages) { 6580 if (pkg.mSharedUserId != null) { 6581 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6582 if (suid == null) { 6583 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6584 "Creating application package " + pkg.packageName 6585 + " for shared user failed"); 6586 } 6587 if (DEBUG_PACKAGE_SCANNING) { 6588 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6589 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6590 + "): packages=" + suid.packages); 6591 } 6592 } 6593 6594 // Check if we are renaming from an original package name. 6595 PackageSetting origPackage = null; 6596 String realName = null; 6597 if (pkg.mOriginalPackages != null) { 6598 // This package may need to be renamed to a previously 6599 // installed name. Let's check on that... 6600 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6601 if (pkg.mOriginalPackages.contains(renamed)) { 6602 // This package had originally been installed as the 6603 // original name, and we have already taken care of 6604 // transitioning to the new one. Just update the new 6605 // one to continue using the old name. 6606 realName = pkg.mRealPackage; 6607 if (!pkg.packageName.equals(renamed)) { 6608 // Callers into this function may have already taken 6609 // care of renaming the package; only do it here if 6610 // it is not already done. 6611 pkg.setPackageName(renamed); 6612 } 6613 6614 } else { 6615 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6616 if ((origPackage = mSettings.peekPackageLPr( 6617 pkg.mOriginalPackages.get(i))) != null) { 6618 // We do have the package already installed under its 6619 // original name... should we use it? 6620 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6621 // New package is not compatible with original. 6622 origPackage = null; 6623 continue; 6624 } else if (origPackage.sharedUser != null) { 6625 // Make sure uid is compatible between packages. 6626 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6627 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6628 + " to " + pkg.packageName + ": old uid " 6629 + origPackage.sharedUser.name 6630 + " differs from " + pkg.mSharedUserId); 6631 origPackage = null; 6632 continue; 6633 } 6634 } else { 6635 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6636 + pkg.packageName + " to old name " + origPackage.name); 6637 } 6638 break; 6639 } 6640 } 6641 } 6642 } 6643 6644 if (mTransferedPackages.contains(pkg.packageName)) { 6645 Slog.w(TAG, "Package " + pkg.packageName 6646 + " was transferred to another, but its .apk remains"); 6647 } 6648 6649 // Just create the setting, don't add it yet. For already existing packages 6650 // the PkgSetting exists already and doesn't have to be created. 6651 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6652 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6653 pkg.applicationInfo.primaryCpuAbi, 6654 pkg.applicationInfo.secondaryCpuAbi, 6655 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6656 user, false); 6657 if (pkgSetting == null) { 6658 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6659 "Creating application package " + pkg.packageName + " failed"); 6660 } 6661 6662 if (pkgSetting.origPackage != null) { 6663 // If we are first transitioning from an original package, 6664 // fix up the new package's name now. We need to do this after 6665 // looking up the package under its new name, so getPackageLP 6666 // can take care of fiddling things correctly. 6667 pkg.setPackageName(origPackage.name); 6668 6669 // File a report about this. 6670 String msg = "New package " + pkgSetting.realName 6671 + " renamed to replace old package " + pkgSetting.name; 6672 reportSettingsProblem(Log.WARN, msg); 6673 6674 // Make a note of it. 6675 mTransferedPackages.add(origPackage.name); 6676 6677 // No longer need to retain this. 6678 pkgSetting.origPackage = null; 6679 } 6680 6681 if (realName != null) { 6682 // Make a note of it. 6683 mTransferedPackages.add(pkg.packageName); 6684 } 6685 6686 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6687 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6688 } 6689 6690 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6691 // Check all shared libraries and map to their actual file path. 6692 // We only do this here for apps not on a system dir, because those 6693 // are the only ones that can fail an install due to this. We 6694 // will take care of the system apps by updating all of their 6695 // library paths after the scan is done. 6696 updateSharedLibrariesLPw(pkg, null); 6697 } 6698 6699 if (mFoundPolicyFile) { 6700 SELinuxMMAC.assignSeinfoValue(pkg); 6701 } 6702 6703 pkg.applicationInfo.uid = pkgSetting.appId; 6704 pkg.mExtras = pkgSetting; 6705 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6706 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6707 // We just determined the app is signed correctly, so bring 6708 // over the latest parsed certs. 6709 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6710 } else { 6711 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6712 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6713 "Package " + pkg.packageName + " upgrade keys do not match the " 6714 + "previously installed version"); 6715 } else { 6716 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6717 String msg = "System package " + pkg.packageName 6718 + " signature changed; retaining data."; 6719 reportSettingsProblem(Log.WARN, msg); 6720 } 6721 } 6722 } else { 6723 try { 6724 verifySignaturesLP(pkgSetting, pkg); 6725 // We just determined the app is signed correctly, so bring 6726 // over the latest parsed certs. 6727 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6728 } catch (PackageManagerException e) { 6729 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6730 throw e; 6731 } 6732 // The signature has changed, but this package is in the system 6733 // image... let's recover! 6734 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6735 // However... if this package is part of a shared user, but it 6736 // doesn't match the signature of the shared user, let's fail. 6737 // What this means is that you can't change the signatures 6738 // associated with an overall shared user, which doesn't seem all 6739 // that unreasonable. 6740 if (pkgSetting.sharedUser != null) { 6741 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6742 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6743 throw new PackageManagerException( 6744 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6745 "Signature mismatch for shared user : " 6746 + pkgSetting.sharedUser); 6747 } 6748 } 6749 // File a report about this. 6750 String msg = "System package " + pkg.packageName 6751 + " signature changed; retaining data."; 6752 reportSettingsProblem(Log.WARN, msg); 6753 } 6754 } 6755 // Verify that this new package doesn't have any content providers 6756 // that conflict with existing packages. Only do this if the 6757 // package isn't already installed, since we don't want to break 6758 // things that are installed. 6759 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6760 final int N = pkg.providers.size(); 6761 int i; 6762 for (i=0; i<N; i++) { 6763 PackageParser.Provider p = pkg.providers.get(i); 6764 if (p.info.authority != null) { 6765 String names[] = p.info.authority.split(";"); 6766 for (int j = 0; j < names.length; j++) { 6767 if (mProvidersByAuthority.containsKey(names[j])) { 6768 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6769 final String otherPackageName = 6770 ((other != null && other.getComponentName() != null) ? 6771 other.getComponentName().getPackageName() : "?"); 6772 throw new PackageManagerException( 6773 INSTALL_FAILED_CONFLICTING_PROVIDER, 6774 "Can't install because provider name " + names[j] 6775 + " (in package " + pkg.applicationInfo.packageName 6776 + ") is already used by " + otherPackageName); 6777 } 6778 } 6779 } 6780 } 6781 } 6782 6783 if (pkg.mAdoptPermissions != null) { 6784 // This package wants to adopt ownership of permissions from 6785 // another package. 6786 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6787 final String origName = pkg.mAdoptPermissions.get(i); 6788 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6789 if (orig != null) { 6790 if (verifyPackageUpdateLPr(orig, pkg)) { 6791 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6792 + pkg.packageName); 6793 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6794 } 6795 } 6796 } 6797 } 6798 } 6799 6800 final String pkgName = pkg.packageName; 6801 6802 final long scanFileTime = scanFile.lastModified(); 6803 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6804 pkg.applicationInfo.processName = fixProcessName( 6805 pkg.applicationInfo.packageName, 6806 pkg.applicationInfo.processName, 6807 pkg.applicationInfo.uid); 6808 6809 File dataPath; 6810 if (mPlatformPackage == pkg) { 6811 // The system package is special. 6812 dataPath = new File(Environment.getDataDirectory(), "system"); 6813 6814 pkg.applicationInfo.dataDir = dataPath.getPath(); 6815 6816 } else { 6817 // This is a normal package, need to make its data directory. 6818 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6819 UserHandle.USER_OWNER, pkg.packageName); 6820 6821 boolean uidError = false; 6822 if (dataPath.exists()) { 6823 int currentUid = 0; 6824 try { 6825 StructStat stat = Os.stat(dataPath.getPath()); 6826 currentUid = stat.st_uid; 6827 } catch (ErrnoException e) { 6828 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6829 } 6830 6831 // If we have mismatched owners for the data path, we have a problem. 6832 if (currentUid != pkg.applicationInfo.uid) { 6833 boolean recovered = false; 6834 if (currentUid == 0) { 6835 // The directory somehow became owned by root. Wow. 6836 // This is probably because the system was stopped while 6837 // installd was in the middle of messing with its libs 6838 // directory. Ask installd to fix that. 6839 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6840 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6841 if (ret >= 0) { 6842 recovered = true; 6843 String msg = "Package " + pkg.packageName 6844 + " unexpectedly changed to uid 0; recovered to " + 6845 + pkg.applicationInfo.uid; 6846 reportSettingsProblem(Log.WARN, msg); 6847 } 6848 } 6849 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6850 || (scanFlags&SCAN_BOOTING) != 0)) { 6851 // If this is a system app, we can at least delete its 6852 // current data so the application will still work. 6853 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6854 if (ret >= 0) { 6855 // TODO: Kill the processes first 6856 // Old data gone! 6857 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6858 ? "System package " : "Third party package "; 6859 String msg = prefix + pkg.packageName 6860 + " has changed from uid: " 6861 + currentUid + " to " 6862 + pkg.applicationInfo.uid + "; old data erased"; 6863 reportSettingsProblem(Log.WARN, msg); 6864 recovered = true; 6865 6866 // And now re-install the app. 6867 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6868 pkg.applicationInfo.seinfo); 6869 if (ret == -1) { 6870 // Ack should not happen! 6871 msg = prefix + pkg.packageName 6872 + " could not have data directory re-created after delete."; 6873 reportSettingsProblem(Log.WARN, msg); 6874 throw new PackageManagerException( 6875 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6876 } 6877 } 6878 if (!recovered) { 6879 mHasSystemUidErrors = true; 6880 } 6881 } else if (!recovered) { 6882 // If we allow this install to proceed, we will be broken. 6883 // Abort, abort! 6884 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6885 "scanPackageLI"); 6886 } 6887 if (!recovered) { 6888 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6889 + pkg.applicationInfo.uid + "/fs_" 6890 + currentUid; 6891 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6892 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6893 String msg = "Package " + pkg.packageName 6894 + " has mismatched uid: " 6895 + currentUid + " on disk, " 6896 + pkg.applicationInfo.uid + " in settings"; 6897 // writer 6898 synchronized (mPackages) { 6899 mSettings.mReadMessages.append(msg); 6900 mSettings.mReadMessages.append('\n'); 6901 uidError = true; 6902 if (!pkgSetting.uidError) { 6903 reportSettingsProblem(Log.ERROR, msg); 6904 } 6905 } 6906 } 6907 } 6908 pkg.applicationInfo.dataDir = dataPath.getPath(); 6909 if (mShouldRestoreconData) { 6910 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6911 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6912 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6913 } 6914 } else { 6915 if (DEBUG_PACKAGE_SCANNING) { 6916 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6917 Log.v(TAG, "Want this data dir: " + dataPath); 6918 } 6919 //invoke installer to do the actual installation 6920 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6921 pkg.applicationInfo.seinfo); 6922 if (ret < 0) { 6923 // Error from installer 6924 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6925 "Unable to create data dirs [errorCode=" + ret + "]"); 6926 } 6927 6928 if (dataPath.exists()) { 6929 pkg.applicationInfo.dataDir = dataPath.getPath(); 6930 } else { 6931 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6932 pkg.applicationInfo.dataDir = null; 6933 } 6934 } 6935 6936 pkgSetting.uidError = uidError; 6937 } 6938 6939 final String path = scanFile.getPath(); 6940 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6941 6942 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6943 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6944 6945 // Some system apps still use directory structure for native libraries 6946 // in which case we might end up not detecting abi solely based on apk 6947 // structure. Try to detect abi based on directory structure. 6948 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6949 pkg.applicationInfo.primaryCpuAbi == null) { 6950 setBundledAppAbisAndRoots(pkg, pkgSetting); 6951 setNativeLibraryPaths(pkg); 6952 } 6953 6954 } else { 6955 if ((scanFlags & SCAN_MOVE) != 0) { 6956 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6957 // but we already have this packages package info in the PackageSetting. We just 6958 // use that and derive the native library path based on the new codepath. 6959 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6960 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6961 } 6962 6963 // Set native library paths again. For moves, the path will be updated based on the 6964 // ABIs we've determined above. For non-moves, the path will be updated based on the 6965 // ABIs we determined during compilation, but the path will depend on the final 6966 // package path (after the rename away from the stage path). 6967 setNativeLibraryPaths(pkg); 6968 } 6969 6970 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6971 final int[] userIds = sUserManager.getUserIds(); 6972 synchronized (mInstallLock) { 6973 // Make sure all user data directories are ready to roll; we're okay 6974 // if they already exist 6975 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6976 for (int userId : userIds) { 6977 if (userId != 0) { 6978 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6979 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6980 pkg.applicationInfo.seinfo); 6981 } 6982 } 6983 } 6984 6985 // Create a native library symlink only if we have native libraries 6986 // and if the native libraries are 32 bit libraries. We do not provide 6987 // this symlink for 64 bit libraries. 6988 if (pkg.applicationInfo.primaryCpuAbi != null && 6989 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6990 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6991 for (int userId : userIds) { 6992 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6993 nativeLibPath, userId) < 0) { 6994 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6995 "Failed linking native library dir (user=" + userId + ")"); 6996 } 6997 } 6998 } 6999 } 7000 7001 // This is a special case for the "system" package, where the ABI is 7002 // dictated by the zygote configuration (and init.rc). We should keep track 7003 // of this ABI so that we can deal with "normal" applications that run under 7004 // the same UID correctly. 7005 if (mPlatformPackage == pkg) { 7006 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7007 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7008 } 7009 7010 // If there's a mismatch between the abi-override in the package setting 7011 // and the abiOverride specified for the install. Warn about this because we 7012 // would've already compiled the app without taking the package setting into 7013 // account. 7014 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7015 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7016 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7017 " for package: " + pkg.packageName); 7018 } 7019 } 7020 7021 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7022 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7023 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7024 7025 // Copy the derived override back to the parsed package, so that we can 7026 // update the package settings accordingly. 7027 pkg.cpuAbiOverride = cpuAbiOverride; 7028 7029 if (DEBUG_ABI_SELECTION) { 7030 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7031 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7032 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7033 } 7034 7035 // Push the derived path down into PackageSettings so we know what to 7036 // clean up at uninstall time. 7037 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7038 7039 if (DEBUG_ABI_SELECTION) { 7040 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7041 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7042 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7043 } 7044 7045 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7046 // We don't do this here during boot because we can do it all 7047 // at once after scanning all existing packages. 7048 // 7049 // We also do this *before* we perform dexopt on this package, so that 7050 // we can avoid redundant dexopts, and also to make sure we've got the 7051 // code and package path correct. 7052 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7053 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7054 } 7055 7056 if ((scanFlags & SCAN_NO_DEX) == 0) { 7057 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7058 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7059 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7060 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7061 } 7062 } 7063 if (mFactoryTest && pkg.requestedPermissions.contains( 7064 android.Manifest.permission.FACTORY_TEST)) { 7065 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7066 } 7067 7068 ArrayList<PackageParser.Package> clientLibPkgs = null; 7069 7070 // writer 7071 synchronized (mPackages) { 7072 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7073 // Only system apps can add new shared libraries. 7074 if (pkg.libraryNames != null) { 7075 for (int i=0; i<pkg.libraryNames.size(); i++) { 7076 String name = pkg.libraryNames.get(i); 7077 boolean allowed = false; 7078 if (pkg.isUpdatedSystemApp()) { 7079 // New library entries can only be added through the 7080 // system image. This is important to get rid of a lot 7081 // of nasty edge cases: for example if we allowed a non- 7082 // system update of the app to add a library, then uninstalling 7083 // the update would make the library go away, and assumptions 7084 // we made such as through app install filtering would now 7085 // have allowed apps on the device which aren't compatible 7086 // with it. Better to just have the restriction here, be 7087 // conservative, and create many fewer cases that can negatively 7088 // impact the user experience. 7089 final PackageSetting sysPs = mSettings 7090 .getDisabledSystemPkgLPr(pkg.packageName); 7091 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7092 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7093 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7094 allowed = true; 7095 allowed = true; 7096 break; 7097 } 7098 } 7099 } 7100 } else { 7101 allowed = true; 7102 } 7103 if (allowed) { 7104 if (!mSharedLibraries.containsKey(name)) { 7105 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7106 } else if (!name.equals(pkg.packageName)) { 7107 Slog.w(TAG, "Package " + pkg.packageName + " library " 7108 + name + " already exists; skipping"); 7109 } 7110 } else { 7111 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7112 + name + " that is not declared on system image; skipping"); 7113 } 7114 } 7115 if ((scanFlags&SCAN_BOOTING) == 0) { 7116 // If we are not booting, we need to update any applications 7117 // that are clients of our shared library. If we are booting, 7118 // this will all be done once the scan is complete. 7119 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7120 } 7121 } 7122 } 7123 } 7124 7125 // We also need to dexopt any apps that are dependent on this library. Note that 7126 // if these fail, we should abort the install since installing the library will 7127 // result in some apps being broken. 7128 if (clientLibPkgs != null) { 7129 if ((scanFlags & SCAN_NO_DEX) == 0) { 7130 for (int i = 0; i < clientLibPkgs.size(); i++) { 7131 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7132 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7133 null /* instruction sets */, forceDex, 7134 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7135 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7136 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7137 "scanPackageLI failed to dexopt clientLibPkgs"); 7138 } 7139 } 7140 } 7141 } 7142 7143 // Request the ActivityManager to kill the process(only for existing packages) 7144 // so that we do not end up in a confused state while the user is still using the older 7145 // version of the application while the new one gets installed. 7146 if ((scanFlags & SCAN_REPLACING) != 0) { 7147 killApplication(pkg.applicationInfo.packageName, 7148 pkg.applicationInfo.uid, "replace pkg"); 7149 } 7150 7151 // Also need to kill any apps that are dependent on the library. 7152 if (clientLibPkgs != null) { 7153 for (int i=0; i<clientLibPkgs.size(); i++) { 7154 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7155 killApplication(clientPkg.applicationInfo.packageName, 7156 clientPkg.applicationInfo.uid, "update lib"); 7157 } 7158 } 7159 7160 // Make sure we're not adding any bogus keyset info 7161 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7162 ksms.assertScannedPackageValid(pkg); 7163 7164 // writer 7165 synchronized (mPackages) { 7166 // We don't expect installation to fail beyond this point 7167 7168 // Add the new setting to mSettings 7169 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7170 // Add the new setting to mPackages 7171 mPackages.put(pkg.applicationInfo.packageName, pkg); 7172 // Make sure we don't accidentally delete its data. 7173 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7174 while (iter.hasNext()) { 7175 PackageCleanItem item = iter.next(); 7176 if (pkgName.equals(item.packageName)) { 7177 iter.remove(); 7178 } 7179 } 7180 7181 // Take care of first install / last update times. 7182 if (currentTime != 0) { 7183 if (pkgSetting.firstInstallTime == 0) { 7184 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7185 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7186 pkgSetting.lastUpdateTime = currentTime; 7187 } 7188 } else if (pkgSetting.firstInstallTime == 0) { 7189 // We need *something*. Take time time stamp of the file. 7190 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7191 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7192 if (scanFileTime != pkgSetting.timeStamp) { 7193 // A package on the system image has changed; consider this 7194 // to be an update. 7195 pkgSetting.lastUpdateTime = scanFileTime; 7196 } 7197 } 7198 7199 // Add the package's KeySets to the global KeySetManagerService 7200 ksms.addScannedPackageLPw(pkg); 7201 7202 int N = pkg.providers.size(); 7203 StringBuilder r = null; 7204 int i; 7205 for (i=0; i<N; i++) { 7206 PackageParser.Provider p = pkg.providers.get(i); 7207 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7208 p.info.processName, pkg.applicationInfo.uid); 7209 mProviders.addProvider(p); 7210 p.syncable = p.info.isSyncable; 7211 if (p.info.authority != null) { 7212 String names[] = p.info.authority.split(";"); 7213 p.info.authority = null; 7214 for (int j = 0; j < names.length; j++) { 7215 if (j == 1 && p.syncable) { 7216 // We only want the first authority for a provider to possibly be 7217 // syncable, so if we already added this provider using a different 7218 // authority clear the syncable flag. We copy the provider before 7219 // changing it because the mProviders object contains a reference 7220 // to a provider that we don't want to change. 7221 // Only do this for the second authority since the resulting provider 7222 // object can be the same for all future authorities for this provider. 7223 p = new PackageParser.Provider(p); 7224 p.syncable = false; 7225 } 7226 if (!mProvidersByAuthority.containsKey(names[j])) { 7227 mProvidersByAuthority.put(names[j], p); 7228 if (p.info.authority == null) { 7229 p.info.authority = names[j]; 7230 } else { 7231 p.info.authority = p.info.authority + ";" + names[j]; 7232 } 7233 if (DEBUG_PACKAGE_SCANNING) { 7234 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7235 Log.d(TAG, "Registered content provider: " + names[j] 7236 + ", className = " + p.info.name + ", isSyncable = " 7237 + p.info.isSyncable); 7238 } 7239 } else { 7240 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7241 Slog.w(TAG, "Skipping provider name " + names[j] + 7242 " (in package " + pkg.applicationInfo.packageName + 7243 "): name already used by " 7244 + ((other != null && other.getComponentName() != null) 7245 ? other.getComponentName().getPackageName() : "?")); 7246 } 7247 } 7248 } 7249 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7250 if (r == null) { 7251 r = new StringBuilder(256); 7252 } else { 7253 r.append(' '); 7254 } 7255 r.append(p.info.name); 7256 } 7257 } 7258 if (r != null) { 7259 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7260 } 7261 7262 N = pkg.services.size(); 7263 r = null; 7264 for (i=0; i<N; i++) { 7265 PackageParser.Service s = pkg.services.get(i); 7266 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7267 s.info.processName, pkg.applicationInfo.uid); 7268 mServices.addService(s); 7269 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7270 if (r == null) { 7271 r = new StringBuilder(256); 7272 } else { 7273 r.append(' '); 7274 } 7275 r.append(s.info.name); 7276 } 7277 } 7278 if (r != null) { 7279 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7280 } 7281 7282 N = pkg.receivers.size(); 7283 r = null; 7284 for (i=0; i<N; i++) { 7285 PackageParser.Activity a = pkg.receivers.get(i); 7286 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7287 a.info.processName, pkg.applicationInfo.uid); 7288 mReceivers.addActivity(a, "receiver"); 7289 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7290 if (r == null) { 7291 r = new StringBuilder(256); 7292 } else { 7293 r.append(' '); 7294 } 7295 r.append(a.info.name); 7296 } 7297 } 7298 if (r != null) { 7299 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7300 } 7301 7302 N = pkg.activities.size(); 7303 r = null; 7304 for (i=0; i<N; i++) { 7305 PackageParser.Activity a = pkg.activities.get(i); 7306 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7307 a.info.processName, pkg.applicationInfo.uid); 7308 mActivities.addActivity(a, "activity"); 7309 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7310 if (r == null) { 7311 r = new StringBuilder(256); 7312 } else { 7313 r.append(' '); 7314 } 7315 r.append(a.info.name); 7316 } 7317 } 7318 if (r != null) { 7319 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7320 } 7321 7322 N = pkg.permissionGroups.size(); 7323 r = null; 7324 for (i=0; i<N; i++) { 7325 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7326 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7327 if (cur == null) { 7328 mPermissionGroups.put(pg.info.name, pg); 7329 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7330 if (r == null) { 7331 r = new StringBuilder(256); 7332 } else { 7333 r.append(' '); 7334 } 7335 r.append(pg.info.name); 7336 } 7337 } else { 7338 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7339 + pg.info.packageName + " ignored: original from " 7340 + cur.info.packageName); 7341 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7342 if (r == null) { 7343 r = new StringBuilder(256); 7344 } else { 7345 r.append(' '); 7346 } 7347 r.append("DUP:"); 7348 r.append(pg.info.name); 7349 } 7350 } 7351 } 7352 if (r != null) { 7353 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7354 } 7355 7356 N = pkg.permissions.size(); 7357 r = null; 7358 for (i=0; i<N; i++) { 7359 PackageParser.Permission p = pkg.permissions.get(i); 7360 7361 // Assume by default that we did not install this permission into the system. 7362 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7363 7364 // Now that permission groups have a special meaning, we ignore permission 7365 // groups for legacy apps to prevent unexpected behavior. In particular, 7366 // permissions for one app being granted to someone just becuase they happen 7367 // to be in a group defined by another app (before this had no implications). 7368 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7369 p.group = mPermissionGroups.get(p.info.group); 7370 // Warn for a permission in an unknown group. 7371 if (p.info.group != null && p.group == null) { 7372 Slog.w(TAG, "Permission " + p.info.name + " from package " 7373 + p.info.packageName + " in an unknown group " + p.info.group); 7374 } 7375 } 7376 7377 ArrayMap<String, BasePermission> permissionMap = 7378 p.tree ? mSettings.mPermissionTrees 7379 : mSettings.mPermissions; 7380 BasePermission bp = permissionMap.get(p.info.name); 7381 7382 // Allow system apps to redefine non-system permissions 7383 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7384 final boolean currentOwnerIsSystem = (bp.perm != null 7385 && isSystemApp(bp.perm.owner)); 7386 if (isSystemApp(p.owner)) { 7387 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7388 // It's a built-in permission and no owner, take ownership now 7389 bp.packageSetting = pkgSetting; 7390 bp.perm = p; 7391 bp.uid = pkg.applicationInfo.uid; 7392 bp.sourcePackage = p.info.packageName; 7393 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7394 } else if (!currentOwnerIsSystem) { 7395 String msg = "New decl " + p.owner + " of permission " 7396 + p.info.name + " is system; overriding " + bp.sourcePackage; 7397 reportSettingsProblem(Log.WARN, msg); 7398 bp = null; 7399 } 7400 } 7401 } 7402 7403 if (bp == null) { 7404 bp = new BasePermission(p.info.name, p.info.packageName, 7405 BasePermission.TYPE_NORMAL); 7406 permissionMap.put(p.info.name, bp); 7407 } 7408 7409 if (bp.perm == null) { 7410 if (bp.sourcePackage == null 7411 || bp.sourcePackage.equals(p.info.packageName)) { 7412 BasePermission tree = findPermissionTreeLP(p.info.name); 7413 if (tree == null 7414 || tree.sourcePackage.equals(p.info.packageName)) { 7415 bp.packageSetting = pkgSetting; 7416 bp.perm = p; 7417 bp.uid = pkg.applicationInfo.uid; 7418 bp.sourcePackage = p.info.packageName; 7419 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7420 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7421 if (r == null) { 7422 r = new StringBuilder(256); 7423 } else { 7424 r.append(' '); 7425 } 7426 r.append(p.info.name); 7427 } 7428 } else { 7429 Slog.w(TAG, "Permission " + p.info.name + " from package " 7430 + p.info.packageName + " ignored: base tree " 7431 + tree.name + " is from package " 7432 + tree.sourcePackage); 7433 } 7434 } else { 7435 Slog.w(TAG, "Permission " + p.info.name + " from package " 7436 + p.info.packageName + " ignored: original from " 7437 + bp.sourcePackage); 7438 } 7439 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7440 if (r == null) { 7441 r = new StringBuilder(256); 7442 } else { 7443 r.append(' '); 7444 } 7445 r.append("DUP:"); 7446 r.append(p.info.name); 7447 } 7448 if (bp.perm == p) { 7449 bp.protectionLevel = p.info.protectionLevel; 7450 } 7451 } 7452 7453 if (r != null) { 7454 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7455 } 7456 7457 N = pkg.instrumentation.size(); 7458 r = null; 7459 for (i=0; i<N; i++) { 7460 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7461 a.info.packageName = pkg.applicationInfo.packageName; 7462 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7463 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7464 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7465 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7466 a.info.dataDir = pkg.applicationInfo.dataDir; 7467 7468 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7469 // need other information about the application, like the ABI and what not ? 7470 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7471 mInstrumentation.put(a.getComponentName(), a); 7472 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7473 if (r == null) { 7474 r = new StringBuilder(256); 7475 } else { 7476 r.append(' '); 7477 } 7478 r.append(a.info.name); 7479 } 7480 } 7481 if (r != null) { 7482 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7483 } 7484 7485 if (pkg.protectedBroadcasts != null) { 7486 N = pkg.protectedBroadcasts.size(); 7487 for (i=0; i<N; i++) { 7488 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7489 } 7490 } 7491 7492 pkgSetting.setTimeStamp(scanFileTime); 7493 7494 // Create idmap files for pairs of (packages, overlay packages). 7495 // Note: "android", ie framework-res.apk, is handled by native layers. 7496 if (pkg.mOverlayTarget != null) { 7497 // This is an overlay package. 7498 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7499 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7500 mOverlays.put(pkg.mOverlayTarget, 7501 new ArrayMap<String, PackageParser.Package>()); 7502 } 7503 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7504 map.put(pkg.packageName, pkg); 7505 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7506 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7507 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7508 "scanPackageLI failed to createIdmap"); 7509 } 7510 } 7511 } else if (mOverlays.containsKey(pkg.packageName) && 7512 !pkg.packageName.equals("android")) { 7513 // This is a regular package, with one or more known overlay packages. 7514 createIdmapsForPackageLI(pkg); 7515 } 7516 } 7517 7518 return pkg; 7519 } 7520 7521 /** 7522 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7523 * is derived purely on the basis of the contents of {@code scanFile} and 7524 * {@code cpuAbiOverride}. 7525 * 7526 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7527 */ 7528 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7529 String cpuAbiOverride, boolean extractLibs) 7530 throws PackageManagerException { 7531 // TODO: We can probably be smarter about this stuff. For installed apps, 7532 // we can calculate this information at install time once and for all. For 7533 // system apps, we can probably assume that this information doesn't change 7534 // after the first boot scan. As things stand, we do lots of unnecessary work. 7535 7536 // Give ourselves some initial paths; we'll come back for another 7537 // pass once we've determined ABI below. 7538 setNativeLibraryPaths(pkg); 7539 7540 // We would never need to extract libs for forward-locked and external packages, 7541 // since the container service will do it for us. We shouldn't attempt to 7542 // extract libs from system app when it was not updated. 7543 if (pkg.isForwardLocked() || isExternal(pkg) || 7544 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7545 extractLibs = false; 7546 } 7547 7548 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7549 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7550 7551 NativeLibraryHelper.Handle handle = null; 7552 try { 7553 handle = NativeLibraryHelper.Handle.create(scanFile); 7554 // TODO(multiArch): This can be null for apps that didn't go through the 7555 // usual installation process. We can calculate it again, like we 7556 // do during install time. 7557 // 7558 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7559 // unnecessary. 7560 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7561 7562 // Null out the abis so that they can be recalculated. 7563 pkg.applicationInfo.primaryCpuAbi = null; 7564 pkg.applicationInfo.secondaryCpuAbi = null; 7565 if (isMultiArch(pkg.applicationInfo)) { 7566 // Warn if we've set an abiOverride for multi-lib packages.. 7567 // By definition, we need to copy both 32 and 64 bit libraries for 7568 // such packages. 7569 if (pkg.cpuAbiOverride != null 7570 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7571 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7572 } 7573 7574 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7575 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7576 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7577 if (extractLibs) { 7578 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7579 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7580 useIsaSpecificSubdirs); 7581 } else { 7582 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7583 } 7584 } 7585 7586 maybeThrowExceptionForMultiArchCopy( 7587 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7588 7589 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7590 if (extractLibs) { 7591 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7592 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7593 useIsaSpecificSubdirs); 7594 } else { 7595 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7596 } 7597 } 7598 7599 maybeThrowExceptionForMultiArchCopy( 7600 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7601 7602 if (abi64 >= 0) { 7603 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7604 } 7605 7606 if (abi32 >= 0) { 7607 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7608 if (abi64 >= 0) { 7609 pkg.applicationInfo.secondaryCpuAbi = abi; 7610 } else { 7611 pkg.applicationInfo.primaryCpuAbi = abi; 7612 } 7613 } 7614 } else { 7615 String[] abiList = (cpuAbiOverride != null) ? 7616 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7617 7618 // Enable gross and lame hacks for apps that are built with old 7619 // SDK tools. We must scan their APKs for renderscript bitcode and 7620 // not launch them if it's present. Don't bother checking on devices 7621 // that don't have 64 bit support. 7622 boolean needsRenderScriptOverride = false; 7623 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7624 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7625 abiList = Build.SUPPORTED_32_BIT_ABIS; 7626 needsRenderScriptOverride = true; 7627 } 7628 7629 final int copyRet; 7630 if (extractLibs) { 7631 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7632 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7633 } else { 7634 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7635 } 7636 7637 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7638 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7639 "Error unpackaging native libs for app, errorCode=" + copyRet); 7640 } 7641 7642 if (copyRet >= 0) { 7643 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7644 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7645 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7646 } else if (needsRenderScriptOverride) { 7647 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7648 } 7649 } 7650 } catch (IOException ioe) { 7651 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7652 } finally { 7653 IoUtils.closeQuietly(handle); 7654 } 7655 7656 // Now that we've calculated the ABIs and determined if it's an internal app, 7657 // we will go ahead and populate the nativeLibraryPath. 7658 setNativeLibraryPaths(pkg); 7659 } 7660 7661 /** 7662 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7663 * i.e, so that all packages can be run inside a single process if required. 7664 * 7665 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7666 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7667 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7668 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7669 * updating a package that belongs to a shared user. 7670 * 7671 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7672 * adds unnecessary complexity. 7673 */ 7674 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7675 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7676 String requiredInstructionSet = null; 7677 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7678 requiredInstructionSet = VMRuntime.getInstructionSet( 7679 scannedPackage.applicationInfo.primaryCpuAbi); 7680 } 7681 7682 PackageSetting requirer = null; 7683 for (PackageSetting ps : packagesForUser) { 7684 // If packagesForUser contains scannedPackage, we skip it. This will happen 7685 // when scannedPackage is an update of an existing package. Without this check, 7686 // we will never be able to change the ABI of any package belonging to a shared 7687 // user, even if it's compatible with other packages. 7688 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7689 if (ps.primaryCpuAbiString == null) { 7690 continue; 7691 } 7692 7693 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7694 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7695 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7696 // this but there's not much we can do. 7697 String errorMessage = "Instruction set mismatch, " 7698 + ((requirer == null) ? "[caller]" : requirer) 7699 + " requires " + requiredInstructionSet + " whereas " + ps 7700 + " requires " + instructionSet; 7701 Slog.w(TAG, errorMessage); 7702 } 7703 7704 if (requiredInstructionSet == null) { 7705 requiredInstructionSet = instructionSet; 7706 requirer = ps; 7707 } 7708 } 7709 } 7710 7711 if (requiredInstructionSet != null) { 7712 String adjustedAbi; 7713 if (requirer != null) { 7714 // requirer != null implies that either scannedPackage was null or that scannedPackage 7715 // did not require an ABI, in which case we have to adjust scannedPackage to match 7716 // the ABI of the set (which is the same as requirer's ABI) 7717 adjustedAbi = requirer.primaryCpuAbiString; 7718 if (scannedPackage != null) { 7719 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7720 } 7721 } else { 7722 // requirer == null implies that we're updating all ABIs in the set to 7723 // match scannedPackage. 7724 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7725 } 7726 7727 for (PackageSetting ps : packagesForUser) { 7728 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7729 if (ps.primaryCpuAbiString != null) { 7730 continue; 7731 } 7732 7733 ps.primaryCpuAbiString = adjustedAbi; 7734 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7735 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7736 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7737 7738 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7739 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7740 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7741 ps.primaryCpuAbiString = null; 7742 ps.pkg.applicationInfo.primaryCpuAbi = null; 7743 return; 7744 } else { 7745 mInstaller.rmdex(ps.codePathString, 7746 getDexCodeInstructionSet(getPreferredInstructionSet())); 7747 } 7748 } 7749 } 7750 } 7751 } 7752 } 7753 7754 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7755 synchronized (mPackages) { 7756 mResolverReplaced = true; 7757 // Set up information for custom user intent resolution activity. 7758 mResolveActivity.applicationInfo = pkg.applicationInfo; 7759 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7760 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7761 mResolveActivity.processName = pkg.applicationInfo.packageName; 7762 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7763 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7764 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7765 mResolveActivity.theme = 0; 7766 mResolveActivity.exported = true; 7767 mResolveActivity.enabled = true; 7768 mResolveInfo.activityInfo = mResolveActivity; 7769 mResolveInfo.priority = 0; 7770 mResolveInfo.preferredOrder = 0; 7771 mResolveInfo.match = 0; 7772 mResolveComponentName = mCustomResolverComponentName; 7773 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7774 mResolveComponentName); 7775 } 7776 } 7777 7778 private static String calculateBundledApkRoot(final String codePathString) { 7779 final File codePath = new File(codePathString); 7780 final File codeRoot; 7781 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7782 codeRoot = Environment.getRootDirectory(); 7783 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7784 codeRoot = Environment.getOemDirectory(); 7785 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7786 codeRoot = Environment.getVendorDirectory(); 7787 } else { 7788 // Unrecognized code path; take its top real segment as the apk root: 7789 // e.g. /something/app/blah.apk => /something 7790 try { 7791 File f = codePath.getCanonicalFile(); 7792 File parent = f.getParentFile(); // non-null because codePath is a file 7793 File tmp; 7794 while ((tmp = parent.getParentFile()) != null) { 7795 f = parent; 7796 parent = tmp; 7797 } 7798 codeRoot = f; 7799 Slog.w(TAG, "Unrecognized code path " 7800 + codePath + " - using " + codeRoot); 7801 } catch (IOException e) { 7802 // Can't canonicalize the code path -- shenanigans? 7803 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7804 return Environment.getRootDirectory().getPath(); 7805 } 7806 } 7807 return codeRoot.getPath(); 7808 } 7809 7810 /** 7811 * Derive and set the location of native libraries for the given package, 7812 * which varies depending on where and how the package was installed. 7813 */ 7814 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7815 final ApplicationInfo info = pkg.applicationInfo; 7816 final String codePath = pkg.codePath; 7817 final File codeFile = new File(codePath); 7818 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7819 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7820 7821 info.nativeLibraryRootDir = null; 7822 info.nativeLibraryRootRequiresIsa = false; 7823 info.nativeLibraryDir = null; 7824 info.secondaryNativeLibraryDir = null; 7825 7826 if (isApkFile(codeFile)) { 7827 // Monolithic install 7828 if (bundledApp) { 7829 // If "/system/lib64/apkname" exists, assume that is the per-package 7830 // native library directory to use; otherwise use "/system/lib/apkname". 7831 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7832 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7833 getPrimaryInstructionSet(info)); 7834 7835 // This is a bundled system app so choose the path based on the ABI. 7836 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7837 // is just the default path. 7838 final String apkName = deriveCodePathName(codePath); 7839 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7840 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7841 apkName).getAbsolutePath(); 7842 7843 if (info.secondaryCpuAbi != null) { 7844 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7845 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7846 secondaryLibDir, apkName).getAbsolutePath(); 7847 } 7848 } else if (asecApp) { 7849 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7850 .getAbsolutePath(); 7851 } else { 7852 final String apkName = deriveCodePathName(codePath); 7853 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7854 .getAbsolutePath(); 7855 } 7856 7857 info.nativeLibraryRootRequiresIsa = false; 7858 info.nativeLibraryDir = info.nativeLibraryRootDir; 7859 } else { 7860 // Cluster install 7861 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7862 info.nativeLibraryRootRequiresIsa = true; 7863 7864 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7865 getPrimaryInstructionSet(info)).getAbsolutePath(); 7866 7867 if (info.secondaryCpuAbi != null) { 7868 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7869 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7870 } 7871 } 7872 } 7873 7874 /** 7875 * Calculate the abis and roots for a bundled app. These can uniquely 7876 * be determined from the contents of the system partition, i.e whether 7877 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7878 * of this information, and instead assume that the system was built 7879 * sensibly. 7880 */ 7881 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7882 PackageSetting pkgSetting) { 7883 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7884 7885 // If "/system/lib64/apkname" exists, assume that is the per-package 7886 // native library directory to use; otherwise use "/system/lib/apkname". 7887 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7888 setBundledAppAbi(pkg, apkRoot, apkName); 7889 // pkgSetting might be null during rescan following uninstall of updates 7890 // to a bundled app, so accommodate that possibility. The settings in 7891 // that case will be established later from the parsed package. 7892 // 7893 // If the settings aren't null, sync them up with what we've just derived. 7894 // note that apkRoot isn't stored in the package settings. 7895 if (pkgSetting != null) { 7896 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7897 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7898 } 7899 } 7900 7901 /** 7902 * Deduces the ABI of a bundled app and sets the relevant fields on the 7903 * parsed pkg object. 7904 * 7905 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7906 * under which system libraries are installed. 7907 * @param apkName the name of the installed package. 7908 */ 7909 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7910 final File codeFile = new File(pkg.codePath); 7911 7912 final boolean has64BitLibs; 7913 final boolean has32BitLibs; 7914 if (isApkFile(codeFile)) { 7915 // Monolithic install 7916 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7917 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7918 } else { 7919 // Cluster install 7920 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7921 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7922 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7923 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7924 has64BitLibs = (new File(rootDir, isa)).exists(); 7925 } else { 7926 has64BitLibs = false; 7927 } 7928 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7929 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7930 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7931 has32BitLibs = (new File(rootDir, isa)).exists(); 7932 } else { 7933 has32BitLibs = false; 7934 } 7935 } 7936 7937 if (has64BitLibs && !has32BitLibs) { 7938 // The package has 64 bit libs, but not 32 bit libs. Its primary 7939 // ABI should be 64 bit. We can safely assume here that the bundled 7940 // native libraries correspond to the most preferred ABI in the list. 7941 7942 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7943 pkg.applicationInfo.secondaryCpuAbi = null; 7944 } else if (has32BitLibs && !has64BitLibs) { 7945 // The package has 32 bit libs but not 64 bit libs. Its primary 7946 // ABI should be 32 bit. 7947 7948 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7949 pkg.applicationInfo.secondaryCpuAbi = null; 7950 } else if (has32BitLibs && has64BitLibs) { 7951 // The application has both 64 and 32 bit bundled libraries. We check 7952 // here that the app declares multiArch support, and warn if it doesn't. 7953 // 7954 // We will be lenient here and record both ABIs. The primary will be the 7955 // ABI that's higher on the list, i.e, a device that's configured to prefer 7956 // 64 bit apps will see a 64 bit primary ABI, 7957 7958 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7959 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7960 } 7961 7962 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7963 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7964 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7965 } else { 7966 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7967 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7968 } 7969 } else { 7970 pkg.applicationInfo.primaryCpuAbi = null; 7971 pkg.applicationInfo.secondaryCpuAbi = null; 7972 } 7973 } 7974 7975 private void killApplication(String pkgName, int appId, String reason) { 7976 // Request the ActivityManager to kill the process(only for existing packages) 7977 // so that we do not end up in a confused state while the user is still using the older 7978 // version of the application while the new one gets installed. 7979 IActivityManager am = ActivityManagerNative.getDefault(); 7980 if (am != null) { 7981 try { 7982 am.killApplicationWithAppId(pkgName, appId, reason); 7983 } catch (RemoteException e) { 7984 } 7985 } 7986 } 7987 7988 void removePackageLI(PackageSetting ps, boolean chatty) { 7989 if (DEBUG_INSTALL) { 7990 if (chatty) 7991 Log.d(TAG, "Removing package " + ps.name); 7992 } 7993 7994 // writer 7995 synchronized (mPackages) { 7996 mPackages.remove(ps.name); 7997 final PackageParser.Package pkg = ps.pkg; 7998 if (pkg != null) { 7999 cleanPackageDataStructuresLILPw(pkg, chatty); 8000 } 8001 } 8002 } 8003 8004 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8005 if (DEBUG_INSTALL) { 8006 if (chatty) 8007 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8008 } 8009 8010 // writer 8011 synchronized (mPackages) { 8012 mPackages.remove(pkg.applicationInfo.packageName); 8013 cleanPackageDataStructuresLILPw(pkg, chatty); 8014 } 8015 } 8016 8017 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8018 int N = pkg.providers.size(); 8019 StringBuilder r = null; 8020 int i; 8021 for (i=0; i<N; i++) { 8022 PackageParser.Provider p = pkg.providers.get(i); 8023 mProviders.removeProvider(p); 8024 if (p.info.authority == null) { 8025 8026 /* There was another ContentProvider with this authority when 8027 * this app was installed so this authority is null, 8028 * Ignore it as we don't have to unregister the provider. 8029 */ 8030 continue; 8031 } 8032 String names[] = p.info.authority.split(";"); 8033 for (int j = 0; j < names.length; j++) { 8034 if (mProvidersByAuthority.get(names[j]) == p) { 8035 mProvidersByAuthority.remove(names[j]); 8036 if (DEBUG_REMOVE) { 8037 if (chatty) 8038 Log.d(TAG, "Unregistered content provider: " + names[j] 8039 + ", className = " + p.info.name + ", isSyncable = " 8040 + p.info.isSyncable); 8041 } 8042 } 8043 } 8044 if (DEBUG_REMOVE && chatty) { 8045 if (r == null) { 8046 r = new StringBuilder(256); 8047 } else { 8048 r.append(' '); 8049 } 8050 r.append(p.info.name); 8051 } 8052 } 8053 if (r != null) { 8054 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8055 } 8056 8057 N = pkg.services.size(); 8058 r = null; 8059 for (i=0; i<N; i++) { 8060 PackageParser.Service s = pkg.services.get(i); 8061 mServices.removeService(s); 8062 if (chatty) { 8063 if (r == null) { 8064 r = new StringBuilder(256); 8065 } else { 8066 r.append(' '); 8067 } 8068 r.append(s.info.name); 8069 } 8070 } 8071 if (r != null) { 8072 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8073 } 8074 8075 N = pkg.receivers.size(); 8076 r = null; 8077 for (i=0; i<N; i++) { 8078 PackageParser.Activity a = pkg.receivers.get(i); 8079 mReceivers.removeActivity(a, "receiver"); 8080 if (DEBUG_REMOVE && chatty) { 8081 if (r == null) { 8082 r = new StringBuilder(256); 8083 } else { 8084 r.append(' '); 8085 } 8086 r.append(a.info.name); 8087 } 8088 } 8089 if (r != null) { 8090 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8091 } 8092 8093 N = pkg.activities.size(); 8094 r = null; 8095 for (i=0; i<N; i++) { 8096 PackageParser.Activity a = pkg.activities.get(i); 8097 mActivities.removeActivity(a, "activity"); 8098 if (DEBUG_REMOVE && chatty) { 8099 if (r == null) { 8100 r = new StringBuilder(256); 8101 } else { 8102 r.append(' '); 8103 } 8104 r.append(a.info.name); 8105 } 8106 } 8107 if (r != null) { 8108 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8109 } 8110 8111 N = pkg.permissions.size(); 8112 r = null; 8113 for (i=0; i<N; i++) { 8114 PackageParser.Permission p = pkg.permissions.get(i); 8115 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8116 if (bp == null) { 8117 bp = mSettings.mPermissionTrees.get(p.info.name); 8118 } 8119 if (bp != null && bp.perm == p) { 8120 bp.perm = null; 8121 if (DEBUG_REMOVE && chatty) { 8122 if (r == null) { 8123 r = new StringBuilder(256); 8124 } else { 8125 r.append(' '); 8126 } 8127 r.append(p.info.name); 8128 } 8129 } 8130 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8131 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8132 if (appOpPerms != null) { 8133 appOpPerms.remove(pkg.packageName); 8134 } 8135 } 8136 } 8137 if (r != null) { 8138 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8139 } 8140 8141 N = pkg.requestedPermissions.size(); 8142 r = null; 8143 for (i=0; i<N; i++) { 8144 String perm = pkg.requestedPermissions.get(i); 8145 BasePermission bp = mSettings.mPermissions.get(perm); 8146 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8147 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8148 if (appOpPerms != null) { 8149 appOpPerms.remove(pkg.packageName); 8150 if (appOpPerms.isEmpty()) { 8151 mAppOpPermissionPackages.remove(perm); 8152 } 8153 } 8154 } 8155 } 8156 if (r != null) { 8157 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8158 } 8159 8160 N = pkg.instrumentation.size(); 8161 r = null; 8162 for (i=0; i<N; i++) { 8163 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8164 mInstrumentation.remove(a.getComponentName()); 8165 if (DEBUG_REMOVE && chatty) { 8166 if (r == null) { 8167 r = new StringBuilder(256); 8168 } else { 8169 r.append(' '); 8170 } 8171 r.append(a.info.name); 8172 } 8173 } 8174 if (r != null) { 8175 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8176 } 8177 8178 r = null; 8179 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8180 // Only system apps can hold shared libraries. 8181 if (pkg.libraryNames != null) { 8182 for (i=0; i<pkg.libraryNames.size(); i++) { 8183 String name = pkg.libraryNames.get(i); 8184 SharedLibraryEntry cur = mSharedLibraries.get(name); 8185 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8186 mSharedLibraries.remove(name); 8187 if (DEBUG_REMOVE && chatty) { 8188 if (r == null) { 8189 r = new StringBuilder(256); 8190 } else { 8191 r.append(' '); 8192 } 8193 r.append(name); 8194 } 8195 } 8196 } 8197 } 8198 } 8199 if (r != null) { 8200 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8201 } 8202 } 8203 8204 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8205 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8206 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8207 return true; 8208 } 8209 } 8210 return false; 8211 } 8212 8213 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8214 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8215 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8216 8217 private void updatePermissionsLPw(String changingPkg, 8218 PackageParser.Package pkgInfo, int flags) { 8219 // Make sure there are no dangling permission trees. 8220 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8221 while (it.hasNext()) { 8222 final BasePermission bp = it.next(); 8223 if (bp.packageSetting == null) { 8224 // We may not yet have parsed the package, so just see if 8225 // we still know about its settings. 8226 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8227 } 8228 if (bp.packageSetting == null) { 8229 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8230 + " from package " + bp.sourcePackage); 8231 it.remove(); 8232 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8233 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8234 Slog.i(TAG, "Removing old permission tree: " + bp.name 8235 + " from package " + bp.sourcePackage); 8236 flags |= UPDATE_PERMISSIONS_ALL; 8237 it.remove(); 8238 } 8239 } 8240 } 8241 8242 // Make sure all dynamic permissions have been assigned to a package, 8243 // and make sure there are no dangling permissions. 8244 it = mSettings.mPermissions.values().iterator(); 8245 while (it.hasNext()) { 8246 final BasePermission bp = it.next(); 8247 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8248 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8249 + bp.name + " pkg=" + bp.sourcePackage 8250 + " info=" + bp.pendingInfo); 8251 if (bp.packageSetting == null && bp.pendingInfo != null) { 8252 final BasePermission tree = findPermissionTreeLP(bp.name); 8253 if (tree != null && tree.perm != null) { 8254 bp.packageSetting = tree.packageSetting; 8255 bp.perm = new PackageParser.Permission(tree.perm.owner, 8256 new PermissionInfo(bp.pendingInfo)); 8257 bp.perm.info.packageName = tree.perm.info.packageName; 8258 bp.perm.info.name = bp.name; 8259 bp.uid = tree.uid; 8260 } 8261 } 8262 } 8263 if (bp.packageSetting == null) { 8264 // We may not yet have parsed the package, so just see if 8265 // we still know about its settings. 8266 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8267 } 8268 if (bp.packageSetting == null) { 8269 Slog.w(TAG, "Removing dangling permission: " + bp.name 8270 + " from package " + bp.sourcePackage); 8271 it.remove(); 8272 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8273 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8274 Slog.i(TAG, "Removing old permission: " + bp.name 8275 + " from package " + bp.sourcePackage); 8276 flags |= UPDATE_PERMISSIONS_ALL; 8277 it.remove(); 8278 } 8279 } 8280 } 8281 8282 // Now update the permissions for all packages, in particular 8283 // replace the granted permissions of the system packages. 8284 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8285 for (PackageParser.Package pkg : mPackages.values()) { 8286 if (pkg != pkgInfo) { 8287 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8288 changingPkg); 8289 } 8290 } 8291 } 8292 8293 if (pkgInfo != null) { 8294 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8295 } 8296 } 8297 8298 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8299 String packageOfInterest) { 8300 // IMPORTANT: There are two types of permissions: install and runtime. 8301 // Install time permissions are granted when the app is installed to 8302 // all device users and users added in the future. Runtime permissions 8303 // are granted at runtime explicitly to specific users. Normal and signature 8304 // protected permissions are install time permissions. Dangerous permissions 8305 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8306 // otherwise they are runtime permissions. This function does not manage 8307 // runtime permissions except for the case an app targeting Lollipop MR1 8308 // being upgraded to target a newer SDK, in which case dangerous permissions 8309 // are transformed from install time to runtime ones. 8310 8311 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8312 if (ps == null) { 8313 return; 8314 } 8315 8316 PermissionsState permissionsState = ps.getPermissionsState(); 8317 PermissionsState origPermissions = permissionsState; 8318 8319 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8320 8321 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8322 8323 boolean changedInstallPermission = false; 8324 8325 if (replace) { 8326 ps.installPermissionsFixed = false; 8327 if (!ps.isSharedUser()) { 8328 origPermissions = new PermissionsState(permissionsState); 8329 permissionsState.reset(); 8330 } 8331 } 8332 8333 permissionsState.setGlobalGids(mGlobalGids); 8334 8335 final int N = pkg.requestedPermissions.size(); 8336 for (int i=0; i<N; i++) { 8337 final String name = pkg.requestedPermissions.get(i); 8338 final BasePermission bp = mSettings.mPermissions.get(name); 8339 8340 if (DEBUG_INSTALL) { 8341 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8342 } 8343 8344 if (bp == null || bp.packageSetting == null) { 8345 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8346 Slog.w(TAG, "Unknown permission " + name 8347 + " in package " + pkg.packageName); 8348 } 8349 continue; 8350 } 8351 8352 final String perm = bp.name; 8353 boolean allowedSig = false; 8354 int grant = GRANT_DENIED; 8355 8356 // Keep track of app op permissions. 8357 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8358 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8359 if (pkgs == null) { 8360 pkgs = new ArraySet<>(); 8361 mAppOpPermissionPackages.put(bp.name, pkgs); 8362 } 8363 pkgs.add(pkg.packageName); 8364 } 8365 8366 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8367 switch (level) { 8368 case PermissionInfo.PROTECTION_NORMAL: { 8369 // For all apps normal permissions are install time ones. 8370 grant = GRANT_INSTALL; 8371 } break; 8372 8373 case PermissionInfo.PROTECTION_DANGEROUS: { 8374 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8375 // For legacy apps dangerous permissions are install time ones. 8376 grant = GRANT_INSTALL_LEGACY; 8377 } else if (origPermissions.hasInstallPermission(bp.name)) { 8378 // For legacy apps that became modern, install becomes runtime. 8379 grant = GRANT_UPGRADE; 8380 } else { 8381 // For modern apps keep runtime permissions unchanged. 8382 grant = GRANT_RUNTIME; 8383 } 8384 } break; 8385 8386 case PermissionInfo.PROTECTION_SIGNATURE: { 8387 // For all apps signature permissions are install time ones. 8388 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8389 if (allowedSig) { 8390 grant = GRANT_INSTALL; 8391 } 8392 } break; 8393 } 8394 8395 if (DEBUG_INSTALL) { 8396 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8397 } 8398 8399 if (grant != GRANT_DENIED) { 8400 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8401 // If this is an existing, non-system package, then 8402 // we can't add any new permissions to it. 8403 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8404 // Except... if this is a permission that was added 8405 // to the platform (note: need to only do this when 8406 // updating the platform). 8407 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8408 grant = GRANT_DENIED; 8409 } 8410 } 8411 } 8412 8413 switch (grant) { 8414 case GRANT_INSTALL: { 8415 // Revoke this as runtime permission to handle the case of 8416 // a runtime permission being downgraded to an install one. 8417 for (int userId : UserManagerService.getInstance().getUserIds()) { 8418 if (origPermissions.getRuntimePermissionState( 8419 bp.name, userId) != null) { 8420 // Revoke the runtime permission and clear the flags. 8421 origPermissions.revokeRuntimePermission(bp, userId); 8422 origPermissions.updatePermissionFlags(bp, userId, 8423 PackageManager.MASK_PERMISSION_FLAGS, 0); 8424 // If we revoked a permission permission, we have to write. 8425 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8426 changedRuntimePermissionUserIds, userId); 8427 } 8428 } 8429 // Grant an install permission. 8430 if (permissionsState.grantInstallPermission(bp) != 8431 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8432 changedInstallPermission = true; 8433 } 8434 } break; 8435 8436 case GRANT_INSTALL_LEGACY: { 8437 // Grant an install permission. 8438 if (permissionsState.grantInstallPermission(bp) != 8439 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8440 changedInstallPermission = true; 8441 } 8442 } break; 8443 8444 case GRANT_RUNTIME: { 8445 // Grant previously granted runtime permissions. 8446 for (int userId : UserManagerService.getInstance().getUserIds()) { 8447 PermissionState permissionState = origPermissions 8448 .getRuntimePermissionState(bp.name, userId); 8449 final int flags = permissionState != null 8450 ? permissionState.getFlags() : 0; 8451 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8452 if (permissionsState.grantRuntimePermission(bp, userId) == 8453 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8454 // If we cannot put the permission as it was, we have to write. 8455 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8456 changedRuntimePermissionUserIds, userId); 8457 } 8458 } 8459 // Propagate the permission flags. 8460 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8461 } 8462 } break; 8463 8464 case GRANT_UPGRADE: { 8465 // Grant runtime permissions for a previously held install permission. 8466 PermissionState permissionState = origPermissions 8467 .getInstallPermissionState(bp.name); 8468 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8469 8470 if (origPermissions.revokeInstallPermission(bp) 8471 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8472 // We will be transferring the permission flags, so clear them. 8473 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8474 PackageManager.MASK_PERMISSION_FLAGS, 0); 8475 changedInstallPermission = true; 8476 } 8477 8478 // If the permission is not to be promoted to runtime we ignore it and 8479 // also its other flags as they are not applicable to install permissions. 8480 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8481 for (int userId : currentUserIds) { 8482 if (permissionsState.grantRuntimePermission(bp, userId) != 8483 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8484 // Transfer the permission flags. 8485 permissionsState.updatePermissionFlags(bp, userId, 8486 flags, flags); 8487 // If we granted the permission, we have to write. 8488 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8489 changedRuntimePermissionUserIds, userId); 8490 } 8491 } 8492 } 8493 } break; 8494 8495 default: { 8496 if (packageOfInterest == null 8497 || packageOfInterest.equals(pkg.packageName)) { 8498 Slog.w(TAG, "Not granting permission " + perm 8499 + " to package " + pkg.packageName 8500 + " because it was previously installed without"); 8501 } 8502 } break; 8503 } 8504 } else { 8505 if (permissionsState.revokeInstallPermission(bp) != 8506 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8507 // Also drop the permission flags. 8508 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8509 PackageManager.MASK_PERMISSION_FLAGS, 0); 8510 changedInstallPermission = true; 8511 Slog.i(TAG, "Un-granting permission " + perm 8512 + " from package " + pkg.packageName 8513 + " (protectionLevel=" + bp.protectionLevel 8514 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8515 + ")"); 8516 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8517 // Don't print warning for app op permissions, since it is fine for them 8518 // not to be granted, there is a UI for the user to decide. 8519 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8520 Slog.w(TAG, "Not granting permission " + perm 8521 + " to package " + pkg.packageName 8522 + " (protectionLevel=" + bp.protectionLevel 8523 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8524 + ")"); 8525 } 8526 } 8527 } 8528 } 8529 8530 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8531 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8532 // This is the first that we have heard about this package, so the 8533 // permissions we have now selected are fixed until explicitly 8534 // changed. 8535 ps.installPermissionsFixed = true; 8536 } 8537 8538 // Persist the runtime permissions state for users with changes. 8539 for (int userId : changedRuntimePermissionUserIds) { 8540 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8541 } 8542 } 8543 8544 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8545 boolean allowed = false; 8546 final int NP = PackageParser.NEW_PERMISSIONS.length; 8547 for (int ip=0; ip<NP; ip++) { 8548 final PackageParser.NewPermissionInfo npi 8549 = PackageParser.NEW_PERMISSIONS[ip]; 8550 if (npi.name.equals(perm) 8551 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8552 allowed = true; 8553 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8554 + pkg.packageName); 8555 break; 8556 } 8557 } 8558 return allowed; 8559 } 8560 8561 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8562 BasePermission bp, PermissionsState origPermissions) { 8563 boolean allowed; 8564 allowed = (compareSignatures( 8565 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8566 == PackageManager.SIGNATURE_MATCH) 8567 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8568 == PackageManager.SIGNATURE_MATCH); 8569 if (!allowed && (bp.protectionLevel 8570 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8571 if (isSystemApp(pkg)) { 8572 // For updated system applications, a system permission 8573 // is granted only if it had been defined by the original application. 8574 if (pkg.isUpdatedSystemApp()) { 8575 final PackageSetting sysPs = mSettings 8576 .getDisabledSystemPkgLPr(pkg.packageName); 8577 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8578 // If the original was granted this permission, we take 8579 // that grant decision as read and propagate it to the 8580 // update. 8581 if (sysPs.isPrivileged()) { 8582 allowed = true; 8583 } 8584 } else { 8585 // The system apk may have been updated with an older 8586 // version of the one on the data partition, but which 8587 // granted a new system permission that it didn't have 8588 // before. In this case we do want to allow the app to 8589 // now get the new permission if the ancestral apk is 8590 // privileged to get it. 8591 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8592 for (int j=0; 8593 j<sysPs.pkg.requestedPermissions.size(); j++) { 8594 if (perm.equals( 8595 sysPs.pkg.requestedPermissions.get(j))) { 8596 allowed = true; 8597 break; 8598 } 8599 } 8600 } 8601 } 8602 } else { 8603 allowed = isPrivilegedApp(pkg); 8604 } 8605 } 8606 } 8607 if (!allowed) { 8608 if (!allowed && (bp.protectionLevel 8609 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8610 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8611 // If this was a previously normal/dangerous permission that got moved 8612 // to a system permission as part of the runtime permission redesign, then 8613 // we still want to blindly grant it to old apps. 8614 allowed = true; 8615 } 8616 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8617 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8618 // If this permission is to be granted to the system installer and 8619 // this app is an installer, then it gets the permission. 8620 allowed = true; 8621 } 8622 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8623 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8624 // If this permission is to be granted to the system verifier and 8625 // this app is a verifier, then it gets the permission. 8626 allowed = true; 8627 } 8628 if (!allowed && (bp.protectionLevel 8629 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8630 && isSystemApp(pkg)) { 8631 // Any pre-installed system app is allowed to get this permission. 8632 allowed = true; 8633 } 8634 if (!allowed && (bp.protectionLevel 8635 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8636 // For development permissions, a development permission 8637 // is granted only if it was already granted. 8638 allowed = origPermissions.hasInstallPermission(perm); 8639 } 8640 } 8641 return allowed; 8642 } 8643 8644 final class ActivityIntentResolver 8645 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8646 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8647 boolean defaultOnly, int userId) { 8648 if (!sUserManager.exists(userId)) return null; 8649 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8650 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8651 } 8652 8653 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8654 int userId) { 8655 if (!sUserManager.exists(userId)) return null; 8656 mFlags = flags; 8657 return super.queryIntent(intent, resolvedType, 8658 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8659 } 8660 8661 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8662 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8663 if (!sUserManager.exists(userId)) return null; 8664 if (packageActivities == null) { 8665 return null; 8666 } 8667 mFlags = flags; 8668 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8669 final int N = packageActivities.size(); 8670 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8671 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8672 8673 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8674 for (int i = 0; i < N; ++i) { 8675 intentFilters = packageActivities.get(i).intents; 8676 if (intentFilters != null && intentFilters.size() > 0) { 8677 PackageParser.ActivityIntentInfo[] array = 8678 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8679 intentFilters.toArray(array); 8680 listCut.add(array); 8681 } 8682 } 8683 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8684 } 8685 8686 public final void addActivity(PackageParser.Activity a, String type) { 8687 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8688 mActivities.put(a.getComponentName(), a); 8689 if (DEBUG_SHOW_INFO) 8690 Log.v( 8691 TAG, " " + type + " " + 8692 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8693 if (DEBUG_SHOW_INFO) 8694 Log.v(TAG, " Class=" + a.info.name); 8695 final int NI = a.intents.size(); 8696 for (int j=0; j<NI; j++) { 8697 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8698 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8699 intent.setPriority(0); 8700 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8701 + a.className + " with priority > 0, forcing to 0"); 8702 } 8703 if (DEBUG_SHOW_INFO) { 8704 Log.v(TAG, " IntentFilter:"); 8705 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8706 } 8707 if (!intent.debugCheck()) { 8708 Log.w(TAG, "==> For Activity " + a.info.name); 8709 } 8710 addFilter(intent); 8711 } 8712 } 8713 8714 public final void removeActivity(PackageParser.Activity a, String type) { 8715 mActivities.remove(a.getComponentName()); 8716 if (DEBUG_SHOW_INFO) { 8717 Log.v(TAG, " " + type + " " 8718 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8719 : a.info.name) + ":"); 8720 Log.v(TAG, " Class=" + a.info.name); 8721 } 8722 final int NI = a.intents.size(); 8723 for (int j=0; j<NI; j++) { 8724 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8725 if (DEBUG_SHOW_INFO) { 8726 Log.v(TAG, " IntentFilter:"); 8727 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8728 } 8729 removeFilter(intent); 8730 } 8731 } 8732 8733 @Override 8734 protected boolean allowFilterResult( 8735 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8736 ActivityInfo filterAi = filter.activity.info; 8737 for (int i=dest.size()-1; i>=0; i--) { 8738 ActivityInfo destAi = dest.get(i).activityInfo; 8739 if (destAi.name == filterAi.name 8740 && destAi.packageName == filterAi.packageName) { 8741 return false; 8742 } 8743 } 8744 return true; 8745 } 8746 8747 @Override 8748 protected ActivityIntentInfo[] newArray(int size) { 8749 return new ActivityIntentInfo[size]; 8750 } 8751 8752 @Override 8753 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8754 if (!sUserManager.exists(userId)) return true; 8755 PackageParser.Package p = filter.activity.owner; 8756 if (p != null) { 8757 PackageSetting ps = (PackageSetting)p.mExtras; 8758 if (ps != null) { 8759 // System apps are never considered stopped for purposes of 8760 // filtering, because there may be no way for the user to 8761 // actually re-launch them. 8762 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8763 && ps.getStopped(userId); 8764 } 8765 } 8766 return false; 8767 } 8768 8769 @Override 8770 protected boolean isPackageForFilter(String packageName, 8771 PackageParser.ActivityIntentInfo info) { 8772 return packageName.equals(info.activity.owner.packageName); 8773 } 8774 8775 @Override 8776 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8777 int match, int userId) { 8778 if (!sUserManager.exists(userId)) return null; 8779 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8780 return null; 8781 } 8782 final PackageParser.Activity activity = info.activity; 8783 if (mSafeMode && (activity.info.applicationInfo.flags 8784 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8785 return null; 8786 } 8787 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8788 if (ps == null) { 8789 return null; 8790 } 8791 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8792 ps.readUserState(userId), userId); 8793 if (ai == null) { 8794 return null; 8795 } 8796 final ResolveInfo res = new ResolveInfo(); 8797 res.activityInfo = ai; 8798 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8799 res.filter = info; 8800 } 8801 if (info != null) { 8802 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8803 } 8804 res.priority = info.getPriority(); 8805 res.preferredOrder = activity.owner.mPreferredOrder; 8806 //System.out.println("Result: " + res.activityInfo.className + 8807 // " = " + res.priority); 8808 res.match = match; 8809 res.isDefault = info.hasDefault; 8810 res.labelRes = info.labelRes; 8811 res.nonLocalizedLabel = info.nonLocalizedLabel; 8812 if (userNeedsBadging(userId)) { 8813 res.noResourceId = true; 8814 } else { 8815 res.icon = info.icon; 8816 } 8817 res.iconResourceId = info.icon; 8818 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8819 return res; 8820 } 8821 8822 @Override 8823 protected void sortResults(List<ResolveInfo> results) { 8824 Collections.sort(results, mResolvePrioritySorter); 8825 } 8826 8827 @Override 8828 protected void dumpFilter(PrintWriter out, String prefix, 8829 PackageParser.ActivityIntentInfo filter) { 8830 out.print(prefix); out.print( 8831 Integer.toHexString(System.identityHashCode(filter.activity))); 8832 out.print(' '); 8833 filter.activity.printComponentShortName(out); 8834 out.print(" filter "); 8835 out.println(Integer.toHexString(System.identityHashCode(filter))); 8836 } 8837 8838 @Override 8839 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8840 return filter.activity; 8841 } 8842 8843 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8844 PackageParser.Activity activity = (PackageParser.Activity)label; 8845 out.print(prefix); out.print( 8846 Integer.toHexString(System.identityHashCode(activity))); 8847 out.print(' '); 8848 activity.printComponentShortName(out); 8849 if (count > 1) { 8850 out.print(" ("); out.print(count); out.print(" filters)"); 8851 } 8852 out.println(); 8853 } 8854 8855// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8856// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8857// final List<ResolveInfo> retList = Lists.newArrayList(); 8858// while (i.hasNext()) { 8859// final ResolveInfo resolveInfo = i.next(); 8860// if (isEnabledLP(resolveInfo.activityInfo)) { 8861// retList.add(resolveInfo); 8862// } 8863// } 8864// return retList; 8865// } 8866 8867 // Keys are String (activity class name), values are Activity. 8868 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8869 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8870 private int mFlags; 8871 } 8872 8873 private final class ServiceIntentResolver 8874 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8875 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8876 boolean defaultOnly, int userId) { 8877 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8878 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8879 } 8880 8881 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8882 int userId) { 8883 if (!sUserManager.exists(userId)) return null; 8884 mFlags = flags; 8885 return super.queryIntent(intent, resolvedType, 8886 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8887 } 8888 8889 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8890 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8891 if (!sUserManager.exists(userId)) return null; 8892 if (packageServices == null) { 8893 return null; 8894 } 8895 mFlags = flags; 8896 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8897 final int N = packageServices.size(); 8898 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8899 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8900 8901 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8902 for (int i = 0; i < N; ++i) { 8903 intentFilters = packageServices.get(i).intents; 8904 if (intentFilters != null && intentFilters.size() > 0) { 8905 PackageParser.ServiceIntentInfo[] array = 8906 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8907 intentFilters.toArray(array); 8908 listCut.add(array); 8909 } 8910 } 8911 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8912 } 8913 8914 public final void addService(PackageParser.Service s) { 8915 mServices.put(s.getComponentName(), s); 8916 if (DEBUG_SHOW_INFO) { 8917 Log.v(TAG, " " 8918 + (s.info.nonLocalizedLabel != null 8919 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8920 Log.v(TAG, " Class=" + s.info.name); 8921 } 8922 final int NI = s.intents.size(); 8923 int j; 8924 for (j=0; j<NI; j++) { 8925 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8926 if (DEBUG_SHOW_INFO) { 8927 Log.v(TAG, " IntentFilter:"); 8928 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8929 } 8930 if (!intent.debugCheck()) { 8931 Log.w(TAG, "==> For Service " + s.info.name); 8932 } 8933 addFilter(intent); 8934 } 8935 } 8936 8937 public final void removeService(PackageParser.Service s) { 8938 mServices.remove(s.getComponentName()); 8939 if (DEBUG_SHOW_INFO) { 8940 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8941 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8942 Log.v(TAG, " Class=" + s.info.name); 8943 } 8944 final int NI = s.intents.size(); 8945 int j; 8946 for (j=0; j<NI; j++) { 8947 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8948 if (DEBUG_SHOW_INFO) { 8949 Log.v(TAG, " IntentFilter:"); 8950 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8951 } 8952 removeFilter(intent); 8953 } 8954 } 8955 8956 @Override 8957 protected boolean allowFilterResult( 8958 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8959 ServiceInfo filterSi = filter.service.info; 8960 for (int i=dest.size()-1; i>=0; i--) { 8961 ServiceInfo destAi = dest.get(i).serviceInfo; 8962 if (destAi.name == filterSi.name 8963 && destAi.packageName == filterSi.packageName) { 8964 return false; 8965 } 8966 } 8967 return true; 8968 } 8969 8970 @Override 8971 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8972 return new PackageParser.ServiceIntentInfo[size]; 8973 } 8974 8975 @Override 8976 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8977 if (!sUserManager.exists(userId)) return true; 8978 PackageParser.Package p = filter.service.owner; 8979 if (p != null) { 8980 PackageSetting ps = (PackageSetting)p.mExtras; 8981 if (ps != null) { 8982 // System apps are never considered stopped for purposes of 8983 // filtering, because there may be no way for the user to 8984 // actually re-launch them. 8985 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8986 && ps.getStopped(userId); 8987 } 8988 } 8989 return false; 8990 } 8991 8992 @Override 8993 protected boolean isPackageForFilter(String packageName, 8994 PackageParser.ServiceIntentInfo info) { 8995 return packageName.equals(info.service.owner.packageName); 8996 } 8997 8998 @Override 8999 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9000 int match, int userId) { 9001 if (!sUserManager.exists(userId)) return null; 9002 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9003 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9004 return null; 9005 } 9006 final PackageParser.Service service = info.service; 9007 if (mSafeMode && (service.info.applicationInfo.flags 9008 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9009 return null; 9010 } 9011 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9012 if (ps == null) { 9013 return null; 9014 } 9015 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9016 ps.readUserState(userId), userId); 9017 if (si == null) { 9018 return null; 9019 } 9020 final ResolveInfo res = new ResolveInfo(); 9021 res.serviceInfo = si; 9022 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9023 res.filter = filter; 9024 } 9025 res.priority = info.getPriority(); 9026 res.preferredOrder = service.owner.mPreferredOrder; 9027 res.match = match; 9028 res.isDefault = info.hasDefault; 9029 res.labelRes = info.labelRes; 9030 res.nonLocalizedLabel = info.nonLocalizedLabel; 9031 res.icon = info.icon; 9032 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9033 return res; 9034 } 9035 9036 @Override 9037 protected void sortResults(List<ResolveInfo> results) { 9038 Collections.sort(results, mResolvePrioritySorter); 9039 } 9040 9041 @Override 9042 protected void dumpFilter(PrintWriter out, String prefix, 9043 PackageParser.ServiceIntentInfo filter) { 9044 out.print(prefix); out.print( 9045 Integer.toHexString(System.identityHashCode(filter.service))); 9046 out.print(' '); 9047 filter.service.printComponentShortName(out); 9048 out.print(" filter "); 9049 out.println(Integer.toHexString(System.identityHashCode(filter))); 9050 } 9051 9052 @Override 9053 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9054 return filter.service; 9055 } 9056 9057 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9058 PackageParser.Service service = (PackageParser.Service)label; 9059 out.print(prefix); out.print( 9060 Integer.toHexString(System.identityHashCode(service))); 9061 out.print(' '); 9062 service.printComponentShortName(out); 9063 if (count > 1) { 9064 out.print(" ("); out.print(count); out.print(" filters)"); 9065 } 9066 out.println(); 9067 } 9068 9069// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9070// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9071// final List<ResolveInfo> retList = Lists.newArrayList(); 9072// while (i.hasNext()) { 9073// final ResolveInfo resolveInfo = (ResolveInfo) i; 9074// if (isEnabledLP(resolveInfo.serviceInfo)) { 9075// retList.add(resolveInfo); 9076// } 9077// } 9078// return retList; 9079// } 9080 9081 // Keys are String (activity class name), values are Activity. 9082 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9083 = new ArrayMap<ComponentName, PackageParser.Service>(); 9084 private int mFlags; 9085 }; 9086 9087 private final class ProviderIntentResolver 9088 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9089 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9090 boolean defaultOnly, int userId) { 9091 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9092 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9093 } 9094 9095 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9096 int userId) { 9097 if (!sUserManager.exists(userId)) 9098 return null; 9099 mFlags = flags; 9100 return super.queryIntent(intent, resolvedType, 9101 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9102 } 9103 9104 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9105 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9106 if (!sUserManager.exists(userId)) 9107 return null; 9108 if (packageProviders == null) { 9109 return null; 9110 } 9111 mFlags = flags; 9112 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9113 final int N = packageProviders.size(); 9114 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9115 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9116 9117 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9118 for (int i = 0; i < N; ++i) { 9119 intentFilters = packageProviders.get(i).intents; 9120 if (intentFilters != null && intentFilters.size() > 0) { 9121 PackageParser.ProviderIntentInfo[] array = 9122 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9123 intentFilters.toArray(array); 9124 listCut.add(array); 9125 } 9126 } 9127 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9128 } 9129 9130 public final void addProvider(PackageParser.Provider p) { 9131 if (mProviders.containsKey(p.getComponentName())) { 9132 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9133 return; 9134 } 9135 9136 mProviders.put(p.getComponentName(), p); 9137 if (DEBUG_SHOW_INFO) { 9138 Log.v(TAG, " " 9139 + (p.info.nonLocalizedLabel != null 9140 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9141 Log.v(TAG, " Class=" + p.info.name); 9142 } 9143 final int NI = p.intents.size(); 9144 int j; 9145 for (j = 0; j < NI; j++) { 9146 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9147 if (DEBUG_SHOW_INFO) { 9148 Log.v(TAG, " IntentFilter:"); 9149 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9150 } 9151 if (!intent.debugCheck()) { 9152 Log.w(TAG, "==> For Provider " + p.info.name); 9153 } 9154 addFilter(intent); 9155 } 9156 } 9157 9158 public final void removeProvider(PackageParser.Provider p) { 9159 mProviders.remove(p.getComponentName()); 9160 if (DEBUG_SHOW_INFO) { 9161 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9162 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9163 Log.v(TAG, " Class=" + p.info.name); 9164 } 9165 final int NI = p.intents.size(); 9166 int j; 9167 for (j = 0; j < NI; j++) { 9168 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9169 if (DEBUG_SHOW_INFO) { 9170 Log.v(TAG, " IntentFilter:"); 9171 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9172 } 9173 removeFilter(intent); 9174 } 9175 } 9176 9177 @Override 9178 protected boolean allowFilterResult( 9179 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9180 ProviderInfo filterPi = filter.provider.info; 9181 for (int i = dest.size() - 1; i >= 0; i--) { 9182 ProviderInfo destPi = dest.get(i).providerInfo; 9183 if (destPi.name == filterPi.name 9184 && destPi.packageName == filterPi.packageName) { 9185 return false; 9186 } 9187 } 9188 return true; 9189 } 9190 9191 @Override 9192 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9193 return new PackageParser.ProviderIntentInfo[size]; 9194 } 9195 9196 @Override 9197 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9198 if (!sUserManager.exists(userId)) 9199 return true; 9200 PackageParser.Package p = filter.provider.owner; 9201 if (p != null) { 9202 PackageSetting ps = (PackageSetting) p.mExtras; 9203 if (ps != null) { 9204 // System apps are never considered stopped for purposes of 9205 // filtering, because there may be no way for the user to 9206 // actually re-launch them. 9207 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9208 && ps.getStopped(userId); 9209 } 9210 } 9211 return false; 9212 } 9213 9214 @Override 9215 protected boolean isPackageForFilter(String packageName, 9216 PackageParser.ProviderIntentInfo info) { 9217 return packageName.equals(info.provider.owner.packageName); 9218 } 9219 9220 @Override 9221 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9222 int match, int userId) { 9223 if (!sUserManager.exists(userId)) 9224 return null; 9225 final PackageParser.ProviderIntentInfo info = filter; 9226 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9227 return null; 9228 } 9229 final PackageParser.Provider provider = info.provider; 9230 if (mSafeMode && (provider.info.applicationInfo.flags 9231 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9232 return null; 9233 } 9234 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9235 if (ps == null) { 9236 return null; 9237 } 9238 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9239 ps.readUserState(userId), userId); 9240 if (pi == null) { 9241 return null; 9242 } 9243 final ResolveInfo res = new ResolveInfo(); 9244 res.providerInfo = pi; 9245 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9246 res.filter = filter; 9247 } 9248 res.priority = info.getPriority(); 9249 res.preferredOrder = provider.owner.mPreferredOrder; 9250 res.match = match; 9251 res.isDefault = info.hasDefault; 9252 res.labelRes = info.labelRes; 9253 res.nonLocalizedLabel = info.nonLocalizedLabel; 9254 res.icon = info.icon; 9255 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9256 return res; 9257 } 9258 9259 @Override 9260 protected void sortResults(List<ResolveInfo> results) { 9261 Collections.sort(results, mResolvePrioritySorter); 9262 } 9263 9264 @Override 9265 protected void dumpFilter(PrintWriter out, String prefix, 9266 PackageParser.ProviderIntentInfo filter) { 9267 out.print(prefix); 9268 out.print( 9269 Integer.toHexString(System.identityHashCode(filter.provider))); 9270 out.print(' '); 9271 filter.provider.printComponentShortName(out); 9272 out.print(" filter "); 9273 out.println(Integer.toHexString(System.identityHashCode(filter))); 9274 } 9275 9276 @Override 9277 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9278 return filter.provider; 9279 } 9280 9281 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9282 PackageParser.Provider provider = (PackageParser.Provider)label; 9283 out.print(prefix); out.print( 9284 Integer.toHexString(System.identityHashCode(provider))); 9285 out.print(' '); 9286 provider.printComponentShortName(out); 9287 if (count > 1) { 9288 out.print(" ("); out.print(count); out.print(" filters)"); 9289 } 9290 out.println(); 9291 } 9292 9293 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9294 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9295 private int mFlags; 9296 }; 9297 9298 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9299 new Comparator<ResolveInfo>() { 9300 public int compare(ResolveInfo r1, ResolveInfo r2) { 9301 int v1 = r1.priority; 9302 int v2 = r2.priority; 9303 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9304 if (v1 != v2) { 9305 return (v1 > v2) ? -1 : 1; 9306 } 9307 v1 = r1.preferredOrder; 9308 v2 = r2.preferredOrder; 9309 if (v1 != v2) { 9310 return (v1 > v2) ? -1 : 1; 9311 } 9312 if (r1.isDefault != r2.isDefault) { 9313 return r1.isDefault ? -1 : 1; 9314 } 9315 v1 = r1.match; 9316 v2 = r2.match; 9317 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9318 if (v1 != v2) { 9319 return (v1 > v2) ? -1 : 1; 9320 } 9321 if (r1.system != r2.system) { 9322 return r1.system ? -1 : 1; 9323 } 9324 return 0; 9325 } 9326 }; 9327 9328 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9329 new Comparator<ProviderInfo>() { 9330 public int compare(ProviderInfo p1, ProviderInfo p2) { 9331 final int v1 = p1.initOrder; 9332 final int v2 = p2.initOrder; 9333 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9334 } 9335 }; 9336 9337 final void sendPackageBroadcast(final String action, final String pkg, 9338 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9339 final int[] userIds) { 9340 mHandler.post(new Runnable() { 9341 @Override 9342 public void run() { 9343 try { 9344 final IActivityManager am = ActivityManagerNative.getDefault(); 9345 if (am == null) return; 9346 final int[] resolvedUserIds; 9347 if (userIds == null) { 9348 resolvedUserIds = am.getRunningUserIds(); 9349 } else { 9350 resolvedUserIds = userIds; 9351 } 9352 for (int id : resolvedUserIds) { 9353 final Intent intent = new Intent(action, 9354 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9355 if (extras != null) { 9356 intent.putExtras(extras); 9357 } 9358 if (targetPkg != null) { 9359 intent.setPackage(targetPkg); 9360 } 9361 // Modify the UID when posting to other users 9362 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9363 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9364 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9365 intent.putExtra(Intent.EXTRA_UID, uid); 9366 } 9367 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9368 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9369 if (DEBUG_BROADCASTS) { 9370 RuntimeException here = new RuntimeException("here"); 9371 here.fillInStackTrace(); 9372 Slog.d(TAG, "Sending to user " + id + ": " 9373 + intent.toShortString(false, true, false, false) 9374 + " " + intent.getExtras(), here); 9375 } 9376 am.broadcastIntent(null, intent, null, finishedReceiver, 9377 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9378 null, finishedReceiver != null, false, id); 9379 } 9380 } catch (RemoteException ex) { 9381 } 9382 } 9383 }); 9384 } 9385 9386 /** 9387 * Check if the external storage media is available. This is true if there 9388 * is a mounted external storage medium or if the external storage is 9389 * emulated. 9390 */ 9391 private boolean isExternalMediaAvailable() { 9392 return mMediaMounted || Environment.isExternalStorageEmulated(); 9393 } 9394 9395 @Override 9396 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9397 // writer 9398 synchronized (mPackages) { 9399 if (!isExternalMediaAvailable()) { 9400 // If the external storage is no longer mounted at this point, 9401 // the caller may not have been able to delete all of this 9402 // packages files and can not delete any more. Bail. 9403 return null; 9404 } 9405 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9406 if (lastPackage != null) { 9407 pkgs.remove(lastPackage); 9408 } 9409 if (pkgs.size() > 0) { 9410 return pkgs.get(0); 9411 } 9412 } 9413 return null; 9414 } 9415 9416 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9417 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9418 userId, andCode ? 1 : 0, packageName); 9419 if (mSystemReady) { 9420 msg.sendToTarget(); 9421 } else { 9422 if (mPostSystemReadyMessages == null) { 9423 mPostSystemReadyMessages = new ArrayList<>(); 9424 } 9425 mPostSystemReadyMessages.add(msg); 9426 } 9427 } 9428 9429 void startCleaningPackages() { 9430 // reader 9431 synchronized (mPackages) { 9432 if (!isExternalMediaAvailable()) { 9433 return; 9434 } 9435 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9436 return; 9437 } 9438 } 9439 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9440 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9441 IActivityManager am = ActivityManagerNative.getDefault(); 9442 if (am != null) { 9443 try { 9444 am.startService(null, intent, null, mContext.getOpPackageName(), 9445 UserHandle.USER_OWNER); 9446 } catch (RemoteException e) { 9447 } 9448 } 9449 } 9450 9451 @Override 9452 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9453 int installFlags, String installerPackageName, VerificationParams verificationParams, 9454 String packageAbiOverride) { 9455 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9456 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9457 } 9458 9459 @Override 9460 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9461 int installFlags, String installerPackageName, VerificationParams verificationParams, 9462 String packageAbiOverride, int userId) { 9463 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9464 9465 final int callingUid = Binder.getCallingUid(); 9466 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9467 9468 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9469 try { 9470 if (observer != null) { 9471 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9472 } 9473 } catch (RemoteException re) { 9474 } 9475 return; 9476 } 9477 9478 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9479 installFlags |= PackageManager.INSTALL_FROM_ADB; 9480 9481 } else { 9482 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9483 // about installerPackageName. 9484 9485 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9486 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9487 } 9488 9489 UserHandle user; 9490 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9491 user = UserHandle.ALL; 9492 } else { 9493 user = new UserHandle(userId); 9494 } 9495 9496 // Only system components can circumvent runtime permissions when installing. 9497 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9498 && mContext.checkCallingOrSelfPermission(Manifest.permission 9499 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9500 throw new SecurityException("You need the " 9501 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9502 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9503 } 9504 9505 verificationParams.setInstallerUid(callingUid); 9506 9507 final File originFile = new File(originPath); 9508 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9509 9510 final Message msg = mHandler.obtainMessage(INIT_COPY); 9511 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9512 null, verificationParams, user, packageAbiOverride, null); 9513 mHandler.sendMessage(msg); 9514 } 9515 9516 void installStage(String packageName, File stagedDir, String stagedCid, 9517 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9518 String installerPackageName, int installerUid, UserHandle user) { 9519 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9520 params.referrerUri, installerUid, null); 9521 verifParams.setInstallerUid(installerUid); 9522 9523 final OriginInfo origin; 9524 if (stagedDir != null) { 9525 origin = OriginInfo.fromStagedFile(stagedDir); 9526 } else { 9527 origin = OriginInfo.fromStagedContainer(stagedCid); 9528 } 9529 9530 final Message msg = mHandler.obtainMessage(INIT_COPY); 9531 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9532 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9533 params.grantedRuntimePermissions); 9534 mHandler.sendMessage(msg); 9535 } 9536 9537 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9538 Bundle extras = new Bundle(1); 9539 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9540 9541 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9542 packageName, extras, null, null, new int[] {userId}); 9543 try { 9544 IActivityManager am = ActivityManagerNative.getDefault(); 9545 final boolean isSystem = 9546 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9547 if (isSystem && am.isUserRunning(userId, false)) { 9548 // The just-installed/enabled app is bundled on the system, so presumed 9549 // to be able to run automatically without needing an explicit launch. 9550 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9551 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9552 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9553 .setPackage(packageName); 9554 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9555 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9556 } 9557 } catch (RemoteException e) { 9558 // shouldn't happen 9559 Slog.w(TAG, "Unable to bootstrap installed package", e); 9560 } 9561 } 9562 9563 @Override 9564 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9565 int userId) { 9566 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9567 PackageSetting pkgSetting; 9568 final int uid = Binder.getCallingUid(); 9569 enforceCrossUserPermission(uid, userId, true, true, 9570 "setApplicationHiddenSetting for user " + userId); 9571 9572 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9573 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9574 return false; 9575 } 9576 9577 long callingId = Binder.clearCallingIdentity(); 9578 try { 9579 boolean sendAdded = false; 9580 boolean sendRemoved = false; 9581 // writer 9582 synchronized (mPackages) { 9583 pkgSetting = mSettings.mPackages.get(packageName); 9584 if (pkgSetting == null) { 9585 return false; 9586 } 9587 if (pkgSetting.getHidden(userId) != hidden) { 9588 pkgSetting.setHidden(hidden, userId); 9589 mSettings.writePackageRestrictionsLPr(userId); 9590 if (hidden) { 9591 sendRemoved = true; 9592 } else { 9593 sendAdded = true; 9594 } 9595 } 9596 } 9597 if (sendAdded) { 9598 sendPackageAddedForUser(packageName, pkgSetting, userId); 9599 return true; 9600 } 9601 if (sendRemoved) { 9602 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9603 "hiding pkg"); 9604 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9605 return true; 9606 } 9607 } finally { 9608 Binder.restoreCallingIdentity(callingId); 9609 } 9610 return false; 9611 } 9612 9613 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9614 int userId) { 9615 final PackageRemovedInfo info = new PackageRemovedInfo(); 9616 info.removedPackage = packageName; 9617 info.removedUsers = new int[] {userId}; 9618 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9619 info.sendBroadcast(false, false, false); 9620 } 9621 9622 /** 9623 * Returns true if application is not found or there was an error. Otherwise it returns 9624 * the hidden state of the package for the given user. 9625 */ 9626 @Override 9627 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9628 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9629 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9630 false, "getApplicationHidden for user " + userId); 9631 PackageSetting pkgSetting; 9632 long callingId = Binder.clearCallingIdentity(); 9633 try { 9634 // writer 9635 synchronized (mPackages) { 9636 pkgSetting = mSettings.mPackages.get(packageName); 9637 if (pkgSetting == null) { 9638 return true; 9639 } 9640 return pkgSetting.getHidden(userId); 9641 } 9642 } finally { 9643 Binder.restoreCallingIdentity(callingId); 9644 } 9645 } 9646 9647 /** 9648 * @hide 9649 */ 9650 @Override 9651 public int installExistingPackageAsUser(String packageName, int userId) { 9652 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9653 null); 9654 PackageSetting pkgSetting; 9655 final int uid = Binder.getCallingUid(); 9656 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9657 + userId); 9658 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9659 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9660 } 9661 9662 long callingId = Binder.clearCallingIdentity(); 9663 try { 9664 boolean sendAdded = false; 9665 9666 // writer 9667 synchronized (mPackages) { 9668 pkgSetting = mSettings.mPackages.get(packageName); 9669 if (pkgSetting == null) { 9670 return PackageManager.INSTALL_FAILED_INVALID_URI; 9671 } 9672 if (!pkgSetting.getInstalled(userId)) { 9673 pkgSetting.setInstalled(true, userId); 9674 pkgSetting.setHidden(false, userId); 9675 mSettings.writePackageRestrictionsLPr(userId); 9676 sendAdded = true; 9677 } 9678 } 9679 9680 if (sendAdded) { 9681 sendPackageAddedForUser(packageName, pkgSetting, userId); 9682 } 9683 } finally { 9684 Binder.restoreCallingIdentity(callingId); 9685 } 9686 9687 return PackageManager.INSTALL_SUCCEEDED; 9688 } 9689 9690 boolean isUserRestricted(int userId, String restrictionKey) { 9691 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9692 if (restrictions.getBoolean(restrictionKey, false)) { 9693 Log.w(TAG, "User is restricted: " + restrictionKey); 9694 return true; 9695 } 9696 return false; 9697 } 9698 9699 @Override 9700 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9701 mContext.enforceCallingOrSelfPermission( 9702 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9703 "Only package verification agents can verify applications"); 9704 9705 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9706 final PackageVerificationResponse response = new PackageVerificationResponse( 9707 verificationCode, Binder.getCallingUid()); 9708 msg.arg1 = id; 9709 msg.obj = response; 9710 mHandler.sendMessage(msg); 9711 } 9712 9713 @Override 9714 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9715 long millisecondsToDelay) { 9716 mContext.enforceCallingOrSelfPermission( 9717 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9718 "Only package verification agents can extend verification timeouts"); 9719 9720 final PackageVerificationState state = mPendingVerification.get(id); 9721 final PackageVerificationResponse response = new PackageVerificationResponse( 9722 verificationCodeAtTimeout, Binder.getCallingUid()); 9723 9724 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9725 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9726 } 9727 if (millisecondsToDelay < 0) { 9728 millisecondsToDelay = 0; 9729 } 9730 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9731 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9732 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9733 } 9734 9735 if ((state != null) && !state.timeoutExtended()) { 9736 state.extendTimeout(); 9737 9738 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9739 msg.arg1 = id; 9740 msg.obj = response; 9741 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9742 } 9743 } 9744 9745 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9746 int verificationCode, UserHandle user) { 9747 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9748 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9749 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9750 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9751 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9752 9753 mContext.sendBroadcastAsUser(intent, user, 9754 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9755 } 9756 9757 private ComponentName matchComponentForVerifier(String packageName, 9758 List<ResolveInfo> receivers) { 9759 ActivityInfo targetReceiver = null; 9760 9761 final int NR = receivers.size(); 9762 for (int i = 0; i < NR; i++) { 9763 final ResolveInfo info = receivers.get(i); 9764 if (info.activityInfo == null) { 9765 continue; 9766 } 9767 9768 if (packageName.equals(info.activityInfo.packageName)) { 9769 targetReceiver = info.activityInfo; 9770 break; 9771 } 9772 } 9773 9774 if (targetReceiver == null) { 9775 return null; 9776 } 9777 9778 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9779 } 9780 9781 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9782 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9783 if (pkgInfo.verifiers.length == 0) { 9784 return null; 9785 } 9786 9787 final int N = pkgInfo.verifiers.length; 9788 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9789 for (int i = 0; i < N; i++) { 9790 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9791 9792 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9793 receivers); 9794 if (comp == null) { 9795 continue; 9796 } 9797 9798 final int verifierUid = getUidForVerifier(verifierInfo); 9799 if (verifierUid == -1) { 9800 continue; 9801 } 9802 9803 if (DEBUG_VERIFY) { 9804 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9805 + " with the correct signature"); 9806 } 9807 sufficientVerifiers.add(comp); 9808 verificationState.addSufficientVerifier(verifierUid); 9809 } 9810 9811 return sufficientVerifiers; 9812 } 9813 9814 private int getUidForVerifier(VerifierInfo verifierInfo) { 9815 synchronized (mPackages) { 9816 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9817 if (pkg == null) { 9818 return -1; 9819 } else if (pkg.mSignatures.length != 1) { 9820 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9821 + " has more than one signature; ignoring"); 9822 return -1; 9823 } 9824 9825 /* 9826 * If the public key of the package's signature does not match 9827 * our expected public key, then this is a different package and 9828 * we should skip. 9829 */ 9830 9831 final byte[] expectedPublicKey; 9832 try { 9833 final Signature verifierSig = pkg.mSignatures[0]; 9834 final PublicKey publicKey = verifierSig.getPublicKey(); 9835 expectedPublicKey = publicKey.getEncoded(); 9836 } catch (CertificateException e) { 9837 return -1; 9838 } 9839 9840 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9841 9842 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9843 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9844 + " does not have the expected public key; ignoring"); 9845 return -1; 9846 } 9847 9848 return pkg.applicationInfo.uid; 9849 } 9850 } 9851 9852 @Override 9853 public void finishPackageInstall(int token) { 9854 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9855 9856 if (DEBUG_INSTALL) { 9857 Slog.v(TAG, "BM finishing package install for " + token); 9858 } 9859 9860 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9861 mHandler.sendMessage(msg); 9862 } 9863 9864 /** 9865 * Get the verification agent timeout. 9866 * 9867 * @return verification timeout in milliseconds 9868 */ 9869 private long getVerificationTimeout() { 9870 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9871 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9872 DEFAULT_VERIFICATION_TIMEOUT); 9873 } 9874 9875 /** 9876 * Get the default verification agent response code. 9877 * 9878 * @return default verification response code 9879 */ 9880 private int getDefaultVerificationResponse() { 9881 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9882 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9883 DEFAULT_VERIFICATION_RESPONSE); 9884 } 9885 9886 /** 9887 * Check whether or not package verification has been enabled. 9888 * 9889 * @return true if verification should be performed 9890 */ 9891 private boolean isVerificationEnabled(int userId, int installFlags) { 9892 if (!DEFAULT_VERIFY_ENABLE) { 9893 return false; 9894 } 9895 9896 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9897 9898 // Check if installing from ADB 9899 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9900 // Do not run verification in a test harness environment 9901 if (ActivityManager.isRunningInTestHarness()) { 9902 return false; 9903 } 9904 if (ensureVerifyAppsEnabled) { 9905 return true; 9906 } 9907 // Check if the developer does not want package verification for ADB installs 9908 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9909 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9910 return false; 9911 } 9912 } 9913 9914 if (ensureVerifyAppsEnabled) { 9915 return true; 9916 } 9917 9918 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9919 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9920 } 9921 9922 @Override 9923 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9924 throws RemoteException { 9925 mContext.enforceCallingOrSelfPermission( 9926 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9927 "Only intentfilter verification agents can verify applications"); 9928 9929 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9930 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9931 Binder.getCallingUid(), verificationCode, failedDomains); 9932 msg.arg1 = id; 9933 msg.obj = response; 9934 mHandler.sendMessage(msg); 9935 } 9936 9937 @Override 9938 public int getIntentVerificationStatus(String packageName, int userId) { 9939 synchronized (mPackages) { 9940 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9941 } 9942 } 9943 9944 @Override 9945 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9946 mContext.enforceCallingOrSelfPermission( 9947 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9948 9949 boolean result = false; 9950 synchronized (mPackages) { 9951 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9952 } 9953 if (result) { 9954 scheduleWritePackageRestrictionsLocked(userId); 9955 } 9956 return result; 9957 } 9958 9959 @Override 9960 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9961 synchronized (mPackages) { 9962 return mSettings.getIntentFilterVerificationsLPr(packageName); 9963 } 9964 } 9965 9966 @Override 9967 public List<IntentFilter> getAllIntentFilters(String packageName) { 9968 if (TextUtils.isEmpty(packageName)) { 9969 return Collections.<IntentFilter>emptyList(); 9970 } 9971 synchronized (mPackages) { 9972 PackageParser.Package pkg = mPackages.get(packageName); 9973 if (pkg == null || pkg.activities == null) { 9974 return Collections.<IntentFilter>emptyList(); 9975 } 9976 final int count = pkg.activities.size(); 9977 ArrayList<IntentFilter> result = new ArrayList<>(); 9978 for (int n=0; n<count; n++) { 9979 PackageParser.Activity activity = pkg.activities.get(n); 9980 if (activity.intents != null || activity.intents.size() > 0) { 9981 result.addAll(activity.intents); 9982 } 9983 } 9984 return result; 9985 } 9986 } 9987 9988 @Override 9989 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9990 mContext.enforceCallingOrSelfPermission( 9991 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9992 9993 synchronized (mPackages) { 9994 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9995 if (packageName != null) { 9996 result |= updateIntentVerificationStatus(packageName, 9997 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9998 userId); 9999 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10000 packageName, userId); 10001 } 10002 return result; 10003 } 10004 } 10005 10006 @Override 10007 public String getDefaultBrowserPackageName(int userId) { 10008 synchronized (mPackages) { 10009 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10010 } 10011 } 10012 10013 /** 10014 * Get the "allow unknown sources" setting. 10015 * 10016 * @return the current "allow unknown sources" setting 10017 */ 10018 private int getUnknownSourcesSettings() { 10019 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10020 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10021 -1); 10022 } 10023 10024 @Override 10025 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10026 final int uid = Binder.getCallingUid(); 10027 // writer 10028 synchronized (mPackages) { 10029 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10030 if (targetPackageSetting == null) { 10031 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10032 } 10033 10034 PackageSetting installerPackageSetting; 10035 if (installerPackageName != null) { 10036 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10037 if (installerPackageSetting == null) { 10038 throw new IllegalArgumentException("Unknown installer package: " 10039 + installerPackageName); 10040 } 10041 } else { 10042 installerPackageSetting = null; 10043 } 10044 10045 Signature[] callerSignature; 10046 Object obj = mSettings.getUserIdLPr(uid); 10047 if (obj != null) { 10048 if (obj instanceof SharedUserSetting) { 10049 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10050 } else if (obj instanceof PackageSetting) { 10051 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10052 } else { 10053 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10054 } 10055 } else { 10056 throw new SecurityException("Unknown calling uid " + uid); 10057 } 10058 10059 // Verify: can't set installerPackageName to a package that is 10060 // not signed with the same cert as the caller. 10061 if (installerPackageSetting != null) { 10062 if (compareSignatures(callerSignature, 10063 installerPackageSetting.signatures.mSignatures) 10064 != PackageManager.SIGNATURE_MATCH) { 10065 throw new SecurityException( 10066 "Caller does not have same cert as new installer package " 10067 + installerPackageName); 10068 } 10069 } 10070 10071 // Verify: if target already has an installer package, it must 10072 // be signed with the same cert as the caller. 10073 if (targetPackageSetting.installerPackageName != null) { 10074 PackageSetting setting = mSettings.mPackages.get( 10075 targetPackageSetting.installerPackageName); 10076 // If the currently set package isn't valid, then it's always 10077 // okay to change it. 10078 if (setting != null) { 10079 if (compareSignatures(callerSignature, 10080 setting.signatures.mSignatures) 10081 != PackageManager.SIGNATURE_MATCH) { 10082 throw new SecurityException( 10083 "Caller does not have same cert as old installer package " 10084 + targetPackageSetting.installerPackageName); 10085 } 10086 } 10087 } 10088 10089 // Okay! 10090 targetPackageSetting.installerPackageName = installerPackageName; 10091 scheduleWriteSettingsLocked(); 10092 } 10093 } 10094 10095 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10096 // Queue up an async operation since the package installation may take a little while. 10097 mHandler.post(new Runnable() { 10098 public void run() { 10099 mHandler.removeCallbacks(this); 10100 // Result object to be returned 10101 PackageInstalledInfo res = new PackageInstalledInfo(); 10102 res.returnCode = currentStatus; 10103 res.uid = -1; 10104 res.pkg = null; 10105 res.removedInfo = new PackageRemovedInfo(); 10106 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10107 args.doPreInstall(res.returnCode); 10108 synchronized (mInstallLock) { 10109 installPackageLI(args, res); 10110 } 10111 args.doPostInstall(res.returnCode, res.uid); 10112 } 10113 10114 // A restore should be performed at this point if (a) the install 10115 // succeeded, (b) the operation is not an update, and (c) the new 10116 // package has not opted out of backup participation. 10117 final boolean update = res.removedInfo.removedPackage != null; 10118 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10119 boolean doRestore = !update 10120 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10121 10122 // Set up the post-install work request bookkeeping. This will be used 10123 // and cleaned up by the post-install event handling regardless of whether 10124 // there's a restore pass performed. Token values are >= 1. 10125 int token; 10126 if (mNextInstallToken < 0) mNextInstallToken = 1; 10127 token = mNextInstallToken++; 10128 10129 PostInstallData data = new PostInstallData(args, res); 10130 mRunningInstalls.put(token, data); 10131 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10132 10133 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10134 // Pass responsibility to the Backup Manager. It will perform a 10135 // restore if appropriate, then pass responsibility back to the 10136 // Package Manager to run the post-install observer callbacks 10137 // and broadcasts. 10138 IBackupManager bm = IBackupManager.Stub.asInterface( 10139 ServiceManager.getService(Context.BACKUP_SERVICE)); 10140 if (bm != null) { 10141 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10142 + " to BM for possible restore"); 10143 try { 10144 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10145 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10146 } else { 10147 doRestore = false; 10148 } 10149 } catch (RemoteException e) { 10150 // can't happen; the backup manager is local 10151 } catch (Exception e) { 10152 Slog.e(TAG, "Exception trying to enqueue restore", e); 10153 doRestore = false; 10154 } 10155 } else { 10156 Slog.e(TAG, "Backup Manager not found!"); 10157 doRestore = false; 10158 } 10159 } 10160 10161 if (!doRestore) { 10162 // No restore possible, or the Backup Manager was mysteriously not 10163 // available -- just fire the post-install work request directly. 10164 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10165 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10166 mHandler.sendMessage(msg); 10167 } 10168 } 10169 }); 10170 } 10171 10172 private abstract class HandlerParams { 10173 private static final int MAX_RETRIES = 4; 10174 10175 /** 10176 * Number of times startCopy() has been attempted and had a non-fatal 10177 * error. 10178 */ 10179 private int mRetries = 0; 10180 10181 /** User handle for the user requesting the information or installation. */ 10182 private final UserHandle mUser; 10183 10184 HandlerParams(UserHandle user) { 10185 mUser = user; 10186 } 10187 10188 UserHandle getUser() { 10189 return mUser; 10190 } 10191 10192 final boolean startCopy() { 10193 boolean res; 10194 try { 10195 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10196 10197 if (++mRetries > MAX_RETRIES) { 10198 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10199 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10200 handleServiceError(); 10201 return false; 10202 } else { 10203 handleStartCopy(); 10204 res = true; 10205 } 10206 } catch (RemoteException e) { 10207 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10208 mHandler.sendEmptyMessage(MCS_RECONNECT); 10209 res = false; 10210 } 10211 handleReturnCode(); 10212 return res; 10213 } 10214 10215 final void serviceError() { 10216 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10217 handleServiceError(); 10218 handleReturnCode(); 10219 } 10220 10221 abstract void handleStartCopy() throws RemoteException; 10222 abstract void handleServiceError(); 10223 abstract void handleReturnCode(); 10224 } 10225 10226 class MeasureParams extends HandlerParams { 10227 private final PackageStats mStats; 10228 private boolean mSuccess; 10229 10230 private final IPackageStatsObserver mObserver; 10231 10232 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10233 super(new UserHandle(stats.userHandle)); 10234 mObserver = observer; 10235 mStats = stats; 10236 } 10237 10238 @Override 10239 public String toString() { 10240 return "MeasureParams{" 10241 + Integer.toHexString(System.identityHashCode(this)) 10242 + " " + mStats.packageName + "}"; 10243 } 10244 10245 @Override 10246 void handleStartCopy() throws RemoteException { 10247 synchronized (mInstallLock) { 10248 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10249 } 10250 10251 if (mSuccess) { 10252 final boolean mounted; 10253 if (Environment.isExternalStorageEmulated()) { 10254 mounted = true; 10255 } else { 10256 final String status = Environment.getExternalStorageState(); 10257 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10258 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10259 } 10260 10261 if (mounted) { 10262 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10263 10264 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10265 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10266 10267 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10268 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10269 10270 // Always subtract cache size, since it's a subdirectory 10271 mStats.externalDataSize -= mStats.externalCacheSize; 10272 10273 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10274 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10275 10276 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10277 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10278 } 10279 } 10280 } 10281 10282 @Override 10283 void handleReturnCode() { 10284 if (mObserver != null) { 10285 try { 10286 mObserver.onGetStatsCompleted(mStats, mSuccess); 10287 } catch (RemoteException e) { 10288 Slog.i(TAG, "Observer no longer exists."); 10289 } 10290 } 10291 } 10292 10293 @Override 10294 void handleServiceError() { 10295 Slog.e(TAG, "Could not measure application " + mStats.packageName 10296 + " external storage"); 10297 } 10298 } 10299 10300 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10301 throws RemoteException { 10302 long result = 0; 10303 for (File path : paths) { 10304 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10305 } 10306 return result; 10307 } 10308 10309 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10310 for (File path : paths) { 10311 try { 10312 mcs.clearDirectory(path.getAbsolutePath()); 10313 } catch (RemoteException e) { 10314 } 10315 } 10316 } 10317 10318 static class OriginInfo { 10319 /** 10320 * Location where install is coming from, before it has been 10321 * copied/renamed into place. This could be a single monolithic APK 10322 * file, or a cluster directory. This location may be untrusted. 10323 */ 10324 final File file; 10325 final String cid; 10326 10327 /** 10328 * Flag indicating that {@link #file} or {@link #cid} has already been 10329 * staged, meaning downstream users don't need to defensively copy the 10330 * contents. 10331 */ 10332 final boolean staged; 10333 10334 /** 10335 * Flag indicating that {@link #file} or {@link #cid} is an already 10336 * installed app that is being moved. 10337 */ 10338 final boolean existing; 10339 10340 final String resolvedPath; 10341 final File resolvedFile; 10342 10343 static OriginInfo fromNothing() { 10344 return new OriginInfo(null, null, false, false); 10345 } 10346 10347 static OriginInfo fromUntrustedFile(File file) { 10348 return new OriginInfo(file, null, false, false); 10349 } 10350 10351 static OriginInfo fromExistingFile(File file) { 10352 return new OriginInfo(file, null, false, true); 10353 } 10354 10355 static OriginInfo fromStagedFile(File file) { 10356 return new OriginInfo(file, null, true, false); 10357 } 10358 10359 static OriginInfo fromStagedContainer(String cid) { 10360 return new OriginInfo(null, cid, true, false); 10361 } 10362 10363 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10364 this.file = file; 10365 this.cid = cid; 10366 this.staged = staged; 10367 this.existing = existing; 10368 10369 if (cid != null) { 10370 resolvedPath = PackageHelper.getSdDir(cid); 10371 resolvedFile = new File(resolvedPath); 10372 } else if (file != null) { 10373 resolvedPath = file.getAbsolutePath(); 10374 resolvedFile = file; 10375 } else { 10376 resolvedPath = null; 10377 resolvedFile = null; 10378 } 10379 } 10380 } 10381 10382 class MoveInfo { 10383 final int moveId; 10384 final String fromUuid; 10385 final String toUuid; 10386 final String packageName; 10387 final String dataAppName; 10388 final int appId; 10389 final String seinfo; 10390 10391 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10392 String dataAppName, int appId, String seinfo) { 10393 this.moveId = moveId; 10394 this.fromUuid = fromUuid; 10395 this.toUuid = toUuid; 10396 this.packageName = packageName; 10397 this.dataAppName = dataAppName; 10398 this.appId = appId; 10399 this.seinfo = seinfo; 10400 } 10401 } 10402 10403 class InstallParams extends HandlerParams { 10404 final OriginInfo origin; 10405 final MoveInfo move; 10406 final IPackageInstallObserver2 observer; 10407 int installFlags; 10408 final String installerPackageName; 10409 final String volumeUuid; 10410 final VerificationParams verificationParams; 10411 private InstallArgs mArgs; 10412 private int mRet; 10413 final String packageAbiOverride; 10414 final String[] grantedRuntimePermissions; 10415 10416 10417 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10418 int installFlags, String installerPackageName, String volumeUuid, 10419 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10420 String[] grantedPermissions) { 10421 super(user); 10422 this.origin = origin; 10423 this.move = move; 10424 this.observer = observer; 10425 this.installFlags = installFlags; 10426 this.installerPackageName = installerPackageName; 10427 this.volumeUuid = volumeUuid; 10428 this.verificationParams = verificationParams; 10429 this.packageAbiOverride = packageAbiOverride; 10430 this.grantedRuntimePermissions = grantedPermissions; 10431 } 10432 10433 @Override 10434 public String toString() { 10435 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10436 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10437 } 10438 10439 public ManifestDigest getManifestDigest() { 10440 if (verificationParams == null) { 10441 return null; 10442 } 10443 return verificationParams.getManifestDigest(); 10444 } 10445 10446 private int installLocationPolicy(PackageInfoLite pkgLite) { 10447 String packageName = pkgLite.packageName; 10448 int installLocation = pkgLite.installLocation; 10449 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10450 // reader 10451 synchronized (mPackages) { 10452 PackageParser.Package pkg = mPackages.get(packageName); 10453 if (pkg != null) { 10454 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10455 // Check for downgrading. 10456 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10457 try { 10458 checkDowngrade(pkg, pkgLite); 10459 } catch (PackageManagerException e) { 10460 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10461 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10462 } 10463 } 10464 // Check for updated system application. 10465 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10466 if (onSd) { 10467 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10468 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10469 } 10470 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10471 } else { 10472 if (onSd) { 10473 // Install flag overrides everything. 10474 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10475 } 10476 // If current upgrade specifies particular preference 10477 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10478 // Application explicitly specified internal. 10479 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10480 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10481 // App explictly prefers external. Let policy decide 10482 } else { 10483 // Prefer previous location 10484 if (isExternal(pkg)) { 10485 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10486 } 10487 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10488 } 10489 } 10490 } else { 10491 // Invalid install. Return error code 10492 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10493 } 10494 } 10495 } 10496 // All the special cases have been taken care of. 10497 // Return result based on recommended install location. 10498 if (onSd) { 10499 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10500 } 10501 return pkgLite.recommendedInstallLocation; 10502 } 10503 10504 /* 10505 * Invoke remote method to get package information and install 10506 * location values. Override install location based on default 10507 * policy if needed and then create install arguments based 10508 * on the install location. 10509 */ 10510 public void handleStartCopy() throws RemoteException { 10511 int ret = PackageManager.INSTALL_SUCCEEDED; 10512 10513 // If we're already staged, we've firmly committed to an install location 10514 if (origin.staged) { 10515 if (origin.file != null) { 10516 installFlags |= PackageManager.INSTALL_INTERNAL; 10517 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10518 } else if (origin.cid != null) { 10519 installFlags |= PackageManager.INSTALL_EXTERNAL; 10520 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10521 } else { 10522 throw new IllegalStateException("Invalid stage location"); 10523 } 10524 } 10525 10526 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10527 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10528 10529 PackageInfoLite pkgLite = null; 10530 10531 if (onInt && onSd) { 10532 // Check if both bits are set. 10533 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10534 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10535 } else { 10536 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10537 packageAbiOverride); 10538 10539 /* 10540 * If we have too little free space, try to free cache 10541 * before giving up. 10542 */ 10543 if (!origin.staged && pkgLite.recommendedInstallLocation 10544 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10545 // TODO: focus freeing disk space on the target device 10546 final StorageManager storage = StorageManager.from(mContext); 10547 final long lowThreshold = storage.getStorageLowBytes( 10548 Environment.getDataDirectory()); 10549 10550 final long sizeBytes = mContainerService.calculateInstalledSize( 10551 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10552 10553 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10554 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10555 installFlags, packageAbiOverride); 10556 } 10557 10558 /* 10559 * The cache free must have deleted the file we 10560 * downloaded to install. 10561 * 10562 * TODO: fix the "freeCache" call to not delete 10563 * the file we care about. 10564 */ 10565 if (pkgLite.recommendedInstallLocation 10566 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10567 pkgLite.recommendedInstallLocation 10568 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10569 } 10570 } 10571 } 10572 10573 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10574 int loc = pkgLite.recommendedInstallLocation; 10575 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10576 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10577 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10578 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10579 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10580 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10581 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10582 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10583 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10584 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10585 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10586 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10587 } else { 10588 // Override with defaults if needed. 10589 loc = installLocationPolicy(pkgLite); 10590 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10591 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10592 } else if (!onSd && !onInt) { 10593 // Override install location with flags 10594 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10595 // Set the flag to install on external media. 10596 installFlags |= PackageManager.INSTALL_EXTERNAL; 10597 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10598 } else { 10599 // Make sure the flag for installing on external 10600 // media is unset 10601 installFlags |= PackageManager.INSTALL_INTERNAL; 10602 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10603 } 10604 } 10605 } 10606 } 10607 10608 final InstallArgs args = createInstallArgs(this); 10609 mArgs = args; 10610 10611 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10612 /* 10613 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10614 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10615 */ 10616 int userIdentifier = getUser().getIdentifier(); 10617 if (userIdentifier == UserHandle.USER_ALL 10618 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10619 userIdentifier = UserHandle.USER_OWNER; 10620 } 10621 10622 /* 10623 * Determine if we have any installed package verifiers. If we 10624 * do, then we'll defer to them to verify the packages. 10625 */ 10626 final int requiredUid = mRequiredVerifierPackage == null ? -1 10627 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10628 if (!origin.existing && requiredUid != -1 10629 && isVerificationEnabled(userIdentifier, installFlags)) { 10630 final Intent verification = new Intent( 10631 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10632 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10633 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10634 PACKAGE_MIME_TYPE); 10635 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10636 10637 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10638 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10639 0 /* TODO: Which userId? */); 10640 10641 if (DEBUG_VERIFY) { 10642 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10643 + verification.toString() + " with " + pkgLite.verifiers.length 10644 + " optional verifiers"); 10645 } 10646 10647 final int verificationId = mPendingVerificationToken++; 10648 10649 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10650 10651 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10652 installerPackageName); 10653 10654 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10655 installFlags); 10656 10657 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10658 pkgLite.packageName); 10659 10660 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10661 pkgLite.versionCode); 10662 10663 if (verificationParams != null) { 10664 if (verificationParams.getVerificationURI() != null) { 10665 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10666 verificationParams.getVerificationURI()); 10667 } 10668 if (verificationParams.getOriginatingURI() != null) { 10669 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10670 verificationParams.getOriginatingURI()); 10671 } 10672 if (verificationParams.getReferrer() != null) { 10673 verification.putExtra(Intent.EXTRA_REFERRER, 10674 verificationParams.getReferrer()); 10675 } 10676 if (verificationParams.getOriginatingUid() >= 0) { 10677 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10678 verificationParams.getOriginatingUid()); 10679 } 10680 if (verificationParams.getInstallerUid() >= 0) { 10681 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10682 verificationParams.getInstallerUid()); 10683 } 10684 } 10685 10686 final PackageVerificationState verificationState = new PackageVerificationState( 10687 requiredUid, args); 10688 10689 mPendingVerification.append(verificationId, verificationState); 10690 10691 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10692 receivers, verificationState); 10693 10694 // Apps installed for "all" users use the device owner to verify the app 10695 UserHandle verifierUser = getUser(); 10696 if (verifierUser == UserHandle.ALL) { 10697 verifierUser = UserHandle.OWNER; 10698 } 10699 10700 /* 10701 * If any sufficient verifiers were listed in the package 10702 * manifest, attempt to ask them. 10703 */ 10704 if (sufficientVerifiers != null) { 10705 final int N = sufficientVerifiers.size(); 10706 if (N == 0) { 10707 Slog.i(TAG, "Additional verifiers required, but none installed."); 10708 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10709 } else { 10710 for (int i = 0; i < N; i++) { 10711 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10712 10713 final Intent sufficientIntent = new Intent(verification); 10714 sufficientIntent.setComponent(verifierComponent); 10715 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10716 } 10717 } 10718 } 10719 10720 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10721 mRequiredVerifierPackage, receivers); 10722 if (ret == PackageManager.INSTALL_SUCCEEDED 10723 && mRequiredVerifierPackage != null) { 10724 /* 10725 * Send the intent to the required verification agent, 10726 * but only start the verification timeout after the 10727 * target BroadcastReceivers have run. 10728 */ 10729 verification.setComponent(requiredVerifierComponent); 10730 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10731 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10732 new BroadcastReceiver() { 10733 @Override 10734 public void onReceive(Context context, Intent intent) { 10735 final Message msg = mHandler 10736 .obtainMessage(CHECK_PENDING_VERIFICATION); 10737 msg.arg1 = verificationId; 10738 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10739 } 10740 }, null, 0, null, null); 10741 10742 /* 10743 * We don't want the copy to proceed until verification 10744 * succeeds, so null out this field. 10745 */ 10746 mArgs = null; 10747 } 10748 } else { 10749 /* 10750 * No package verification is enabled, so immediately start 10751 * the remote call to initiate copy using temporary file. 10752 */ 10753 ret = args.copyApk(mContainerService, true); 10754 } 10755 } 10756 10757 mRet = ret; 10758 } 10759 10760 @Override 10761 void handleReturnCode() { 10762 // If mArgs is null, then MCS couldn't be reached. When it 10763 // reconnects, it will try again to install. At that point, this 10764 // will succeed. 10765 if (mArgs != null) { 10766 processPendingInstall(mArgs, mRet); 10767 } 10768 } 10769 10770 @Override 10771 void handleServiceError() { 10772 mArgs = createInstallArgs(this); 10773 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10774 } 10775 10776 public boolean isForwardLocked() { 10777 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10778 } 10779 } 10780 10781 /** 10782 * Used during creation of InstallArgs 10783 * 10784 * @param installFlags package installation flags 10785 * @return true if should be installed on external storage 10786 */ 10787 private static boolean installOnExternalAsec(int installFlags) { 10788 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10789 return false; 10790 } 10791 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10792 return true; 10793 } 10794 return false; 10795 } 10796 10797 /** 10798 * Used during creation of InstallArgs 10799 * 10800 * @param installFlags package installation flags 10801 * @return true if should be installed as forward locked 10802 */ 10803 private static boolean installForwardLocked(int installFlags) { 10804 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10805 } 10806 10807 private InstallArgs createInstallArgs(InstallParams params) { 10808 if (params.move != null) { 10809 return new MoveInstallArgs(params); 10810 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10811 return new AsecInstallArgs(params); 10812 } else { 10813 return new FileInstallArgs(params); 10814 } 10815 } 10816 10817 /** 10818 * Create args that describe an existing installed package. Typically used 10819 * when cleaning up old installs, or used as a move source. 10820 */ 10821 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10822 String resourcePath, String[] instructionSets) { 10823 final boolean isInAsec; 10824 if (installOnExternalAsec(installFlags)) { 10825 /* Apps on SD card are always in ASEC containers. */ 10826 isInAsec = true; 10827 } else if (installForwardLocked(installFlags) 10828 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10829 /* 10830 * Forward-locked apps are only in ASEC containers if they're the 10831 * new style 10832 */ 10833 isInAsec = true; 10834 } else { 10835 isInAsec = false; 10836 } 10837 10838 if (isInAsec) { 10839 return new AsecInstallArgs(codePath, instructionSets, 10840 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10841 } else { 10842 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10843 } 10844 } 10845 10846 static abstract class InstallArgs { 10847 /** @see InstallParams#origin */ 10848 final OriginInfo origin; 10849 /** @see InstallParams#move */ 10850 final MoveInfo move; 10851 10852 final IPackageInstallObserver2 observer; 10853 // Always refers to PackageManager flags only 10854 final int installFlags; 10855 final String installerPackageName; 10856 final String volumeUuid; 10857 final ManifestDigest manifestDigest; 10858 final UserHandle user; 10859 final String abiOverride; 10860 final String[] installGrantPermissions; 10861 10862 // The list of instruction sets supported by this app. This is currently 10863 // only used during the rmdex() phase to clean up resources. We can get rid of this 10864 // if we move dex files under the common app path. 10865 /* nullable */ String[] instructionSets; 10866 10867 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10868 int installFlags, String installerPackageName, String volumeUuid, 10869 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10870 String abiOverride, String[] installGrantPermissions) { 10871 this.origin = origin; 10872 this.move = move; 10873 this.installFlags = installFlags; 10874 this.observer = observer; 10875 this.installerPackageName = installerPackageName; 10876 this.volumeUuid = volumeUuid; 10877 this.manifestDigest = manifestDigest; 10878 this.user = user; 10879 this.instructionSets = instructionSets; 10880 this.abiOverride = abiOverride; 10881 this.installGrantPermissions = installGrantPermissions; 10882 } 10883 10884 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10885 abstract int doPreInstall(int status); 10886 10887 /** 10888 * Rename package into final resting place. All paths on the given 10889 * scanned package should be updated to reflect the rename. 10890 */ 10891 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10892 abstract int doPostInstall(int status, int uid); 10893 10894 /** @see PackageSettingBase#codePathString */ 10895 abstract String getCodePath(); 10896 /** @see PackageSettingBase#resourcePathString */ 10897 abstract String getResourcePath(); 10898 10899 // Need installer lock especially for dex file removal. 10900 abstract void cleanUpResourcesLI(); 10901 abstract boolean doPostDeleteLI(boolean delete); 10902 10903 /** 10904 * Called before the source arguments are copied. This is used mostly 10905 * for MoveParams when it needs to read the source file to put it in the 10906 * destination. 10907 */ 10908 int doPreCopy() { 10909 return PackageManager.INSTALL_SUCCEEDED; 10910 } 10911 10912 /** 10913 * Called after the source arguments are copied. This is used mostly for 10914 * MoveParams when it needs to read the source file to put it in the 10915 * destination. 10916 * 10917 * @return 10918 */ 10919 int doPostCopy(int uid) { 10920 return PackageManager.INSTALL_SUCCEEDED; 10921 } 10922 10923 protected boolean isFwdLocked() { 10924 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10925 } 10926 10927 protected boolean isExternalAsec() { 10928 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10929 } 10930 10931 UserHandle getUser() { 10932 return user; 10933 } 10934 } 10935 10936 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10937 if (!allCodePaths.isEmpty()) { 10938 if (instructionSets == null) { 10939 throw new IllegalStateException("instructionSet == null"); 10940 } 10941 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10942 for (String codePath : allCodePaths) { 10943 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10944 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10945 if (retCode < 0) { 10946 Slog.w(TAG, "Couldn't remove dex file for package: " 10947 + " at location " + codePath + ", retcode=" + retCode); 10948 // we don't consider this to be a failure of the core package deletion 10949 } 10950 } 10951 } 10952 } 10953 } 10954 10955 /** 10956 * Logic to handle installation of non-ASEC applications, including copying 10957 * and renaming logic. 10958 */ 10959 class FileInstallArgs extends InstallArgs { 10960 private File codeFile; 10961 private File resourceFile; 10962 10963 // Example topology: 10964 // /data/app/com.example/base.apk 10965 // /data/app/com.example/split_foo.apk 10966 // /data/app/com.example/lib/arm/libfoo.so 10967 // /data/app/com.example/lib/arm64/libfoo.so 10968 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10969 10970 /** New install */ 10971 FileInstallArgs(InstallParams params) { 10972 super(params.origin, params.move, params.observer, params.installFlags, 10973 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10974 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 10975 params.grantedRuntimePermissions); 10976 if (isFwdLocked()) { 10977 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10978 } 10979 } 10980 10981 /** Existing install */ 10982 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10983 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10984 null, null); 10985 this.codeFile = (codePath != null) ? new File(codePath) : null; 10986 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10987 } 10988 10989 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10990 if (origin.staged) { 10991 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10992 codeFile = origin.file; 10993 resourceFile = origin.file; 10994 return PackageManager.INSTALL_SUCCEEDED; 10995 } 10996 10997 try { 10998 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10999 codeFile = tempDir; 11000 resourceFile = tempDir; 11001 } catch (IOException e) { 11002 Slog.w(TAG, "Failed to create copy file: " + e); 11003 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11004 } 11005 11006 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11007 @Override 11008 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11009 if (!FileUtils.isValidExtFilename(name)) { 11010 throw new IllegalArgumentException("Invalid filename: " + name); 11011 } 11012 try { 11013 final File file = new File(codeFile, name); 11014 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11015 O_RDWR | O_CREAT, 0644); 11016 Os.chmod(file.getAbsolutePath(), 0644); 11017 return new ParcelFileDescriptor(fd); 11018 } catch (ErrnoException e) { 11019 throw new RemoteException("Failed to open: " + e.getMessage()); 11020 } 11021 } 11022 }; 11023 11024 int ret = PackageManager.INSTALL_SUCCEEDED; 11025 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11026 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11027 Slog.e(TAG, "Failed to copy package"); 11028 return ret; 11029 } 11030 11031 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11032 NativeLibraryHelper.Handle handle = null; 11033 try { 11034 handle = NativeLibraryHelper.Handle.create(codeFile); 11035 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11036 abiOverride); 11037 } catch (IOException e) { 11038 Slog.e(TAG, "Copying native libraries failed", e); 11039 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11040 } finally { 11041 IoUtils.closeQuietly(handle); 11042 } 11043 11044 return ret; 11045 } 11046 11047 int doPreInstall(int status) { 11048 if (status != PackageManager.INSTALL_SUCCEEDED) { 11049 cleanUp(); 11050 } 11051 return status; 11052 } 11053 11054 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11055 if (status != PackageManager.INSTALL_SUCCEEDED) { 11056 cleanUp(); 11057 return false; 11058 } 11059 11060 final File targetDir = codeFile.getParentFile(); 11061 final File beforeCodeFile = codeFile; 11062 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11063 11064 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11065 try { 11066 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11067 } catch (ErrnoException e) { 11068 Slog.w(TAG, "Failed to rename", e); 11069 return false; 11070 } 11071 11072 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11073 Slog.w(TAG, "Failed to restorecon"); 11074 return false; 11075 } 11076 11077 // Reflect the rename internally 11078 codeFile = afterCodeFile; 11079 resourceFile = afterCodeFile; 11080 11081 // Reflect the rename in scanned details 11082 pkg.codePath = afterCodeFile.getAbsolutePath(); 11083 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11084 pkg.baseCodePath); 11085 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11086 pkg.splitCodePaths); 11087 11088 // Reflect the rename in app info 11089 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11090 pkg.applicationInfo.setCodePath(pkg.codePath); 11091 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11092 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11093 pkg.applicationInfo.setResourcePath(pkg.codePath); 11094 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11095 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11096 11097 return true; 11098 } 11099 11100 int doPostInstall(int status, int uid) { 11101 if (status != PackageManager.INSTALL_SUCCEEDED) { 11102 cleanUp(); 11103 } 11104 return status; 11105 } 11106 11107 @Override 11108 String getCodePath() { 11109 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11110 } 11111 11112 @Override 11113 String getResourcePath() { 11114 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11115 } 11116 11117 private boolean cleanUp() { 11118 if (codeFile == null || !codeFile.exists()) { 11119 return false; 11120 } 11121 11122 if (codeFile.isDirectory()) { 11123 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11124 } else { 11125 codeFile.delete(); 11126 } 11127 11128 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11129 resourceFile.delete(); 11130 } 11131 11132 return true; 11133 } 11134 11135 void cleanUpResourcesLI() { 11136 // Try enumerating all code paths before deleting 11137 List<String> allCodePaths = Collections.EMPTY_LIST; 11138 if (codeFile != null && codeFile.exists()) { 11139 try { 11140 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11141 allCodePaths = pkg.getAllCodePaths(); 11142 } catch (PackageParserException e) { 11143 // Ignored; we tried our best 11144 } 11145 } 11146 11147 cleanUp(); 11148 removeDexFiles(allCodePaths, instructionSets); 11149 } 11150 11151 boolean doPostDeleteLI(boolean delete) { 11152 // XXX err, shouldn't we respect the delete flag? 11153 cleanUpResourcesLI(); 11154 return true; 11155 } 11156 } 11157 11158 private boolean isAsecExternal(String cid) { 11159 final String asecPath = PackageHelper.getSdFilesystem(cid); 11160 return !asecPath.startsWith(mAsecInternalPath); 11161 } 11162 11163 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11164 PackageManagerException { 11165 if (copyRet < 0) { 11166 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11167 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11168 throw new PackageManagerException(copyRet, message); 11169 } 11170 } 11171 } 11172 11173 /** 11174 * Extract the MountService "container ID" from the full code path of an 11175 * .apk. 11176 */ 11177 static String cidFromCodePath(String fullCodePath) { 11178 int eidx = fullCodePath.lastIndexOf("/"); 11179 String subStr1 = fullCodePath.substring(0, eidx); 11180 int sidx = subStr1.lastIndexOf("/"); 11181 return subStr1.substring(sidx+1, eidx); 11182 } 11183 11184 /** 11185 * Logic to handle installation of ASEC applications, including copying and 11186 * renaming logic. 11187 */ 11188 class AsecInstallArgs extends InstallArgs { 11189 static final String RES_FILE_NAME = "pkg.apk"; 11190 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11191 11192 String cid; 11193 String packagePath; 11194 String resourcePath; 11195 11196 /** New install */ 11197 AsecInstallArgs(InstallParams params) { 11198 super(params.origin, params.move, params.observer, params.installFlags, 11199 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11200 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11201 params.grantedRuntimePermissions); 11202 } 11203 11204 /** Existing install */ 11205 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11206 boolean isExternal, boolean isForwardLocked) { 11207 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11208 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11209 instructionSets, null, null); 11210 // Hackily pretend we're still looking at a full code path 11211 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11212 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11213 } 11214 11215 // Extract cid from fullCodePath 11216 int eidx = fullCodePath.lastIndexOf("/"); 11217 String subStr1 = fullCodePath.substring(0, eidx); 11218 int sidx = subStr1.lastIndexOf("/"); 11219 cid = subStr1.substring(sidx+1, eidx); 11220 setMountPath(subStr1); 11221 } 11222 11223 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11224 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11225 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11226 instructionSets, null, null); 11227 this.cid = cid; 11228 setMountPath(PackageHelper.getSdDir(cid)); 11229 } 11230 11231 void createCopyFile() { 11232 cid = mInstallerService.allocateExternalStageCidLegacy(); 11233 } 11234 11235 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11236 if (origin.staged) { 11237 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11238 cid = origin.cid; 11239 setMountPath(PackageHelper.getSdDir(cid)); 11240 return PackageManager.INSTALL_SUCCEEDED; 11241 } 11242 11243 if (temp) { 11244 createCopyFile(); 11245 } else { 11246 /* 11247 * Pre-emptively destroy the container since it's destroyed if 11248 * copying fails due to it existing anyway. 11249 */ 11250 PackageHelper.destroySdDir(cid); 11251 } 11252 11253 final String newMountPath = imcs.copyPackageToContainer( 11254 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11255 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11256 11257 if (newMountPath != null) { 11258 setMountPath(newMountPath); 11259 return PackageManager.INSTALL_SUCCEEDED; 11260 } else { 11261 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11262 } 11263 } 11264 11265 @Override 11266 String getCodePath() { 11267 return packagePath; 11268 } 11269 11270 @Override 11271 String getResourcePath() { 11272 return resourcePath; 11273 } 11274 11275 int doPreInstall(int status) { 11276 if (status != PackageManager.INSTALL_SUCCEEDED) { 11277 // Destroy container 11278 PackageHelper.destroySdDir(cid); 11279 } else { 11280 boolean mounted = PackageHelper.isContainerMounted(cid); 11281 if (!mounted) { 11282 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11283 Process.SYSTEM_UID); 11284 if (newMountPath != null) { 11285 setMountPath(newMountPath); 11286 } else { 11287 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11288 } 11289 } 11290 } 11291 return status; 11292 } 11293 11294 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11295 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11296 String newMountPath = null; 11297 if (PackageHelper.isContainerMounted(cid)) { 11298 // Unmount the container 11299 if (!PackageHelper.unMountSdDir(cid)) { 11300 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11301 return false; 11302 } 11303 } 11304 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11305 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11306 " which might be stale. Will try to clean up."); 11307 // Clean up the stale container and proceed to recreate. 11308 if (!PackageHelper.destroySdDir(newCacheId)) { 11309 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11310 return false; 11311 } 11312 // Successfully cleaned up stale container. Try to rename again. 11313 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11314 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11315 + " inspite of cleaning it up."); 11316 return false; 11317 } 11318 } 11319 if (!PackageHelper.isContainerMounted(newCacheId)) { 11320 Slog.w(TAG, "Mounting container " + newCacheId); 11321 newMountPath = PackageHelper.mountSdDir(newCacheId, 11322 getEncryptKey(), Process.SYSTEM_UID); 11323 } else { 11324 newMountPath = PackageHelper.getSdDir(newCacheId); 11325 } 11326 if (newMountPath == null) { 11327 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11328 return false; 11329 } 11330 Log.i(TAG, "Succesfully renamed " + cid + 11331 " to " + newCacheId + 11332 " at new path: " + newMountPath); 11333 cid = newCacheId; 11334 11335 final File beforeCodeFile = new File(packagePath); 11336 setMountPath(newMountPath); 11337 final File afterCodeFile = new File(packagePath); 11338 11339 // Reflect the rename in scanned details 11340 pkg.codePath = afterCodeFile.getAbsolutePath(); 11341 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11342 pkg.baseCodePath); 11343 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11344 pkg.splitCodePaths); 11345 11346 // Reflect the rename in app info 11347 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11348 pkg.applicationInfo.setCodePath(pkg.codePath); 11349 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11350 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11351 pkg.applicationInfo.setResourcePath(pkg.codePath); 11352 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11353 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11354 11355 return true; 11356 } 11357 11358 private void setMountPath(String mountPath) { 11359 final File mountFile = new File(mountPath); 11360 11361 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11362 if (monolithicFile.exists()) { 11363 packagePath = monolithicFile.getAbsolutePath(); 11364 if (isFwdLocked()) { 11365 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11366 } else { 11367 resourcePath = packagePath; 11368 } 11369 } else { 11370 packagePath = mountFile.getAbsolutePath(); 11371 resourcePath = packagePath; 11372 } 11373 } 11374 11375 int doPostInstall(int status, int uid) { 11376 if (status != PackageManager.INSTALL_SUCCEEDED) { 11377 cleanUp(); 11378 } else { 11379 final int groupOwner; 11380 final String protectedFile; 11381 if (isFwdLocked()) { 11382 groupOwner = UserHandle.getSharedAppGid(uid); 11383 protectedFile = RES_FILE_NAME; 11384 } else { 11385 groupOwner = -1; 11386 protectedFile = null; 11387 } 11388 11389 if (uid < Process.FIRST_APPLICATION_UID 11390 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11391 Slog.e(TAG, "Failed to finalize " + cid); 11392 PackageHelper.destroySdDir(cid); 11393 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11394 } 11395 11396 boolean mounted = PackageHelper.isContainerMounted(cid); 11397 if (!mounted) { 11398 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11399 } 11400 } 11401 return status; 11402 } 11403 11404 private void cleanUp() { 11405 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11406 11407 // Destroy secure container 11408 PackageHelper.destroySdDir(cid); 11409 } 11410 11411 private List<String> getAllCodePaths() { 11412 final File codeFile = new File(getCodePath()); 11413 if (codeFile != null && codeFile.exists()) { 11414 try { 11415 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11416 return pkg.getAllCodePaths(); 11417 } catch (PackageParserException e) { 11418 // Ignored; we tried our best 11419 } 11420 } 11421 return Collections.EMPTY_LIST; 11422 } 11423 11424 void cleanUpResourcesLI() { 11425 // Enumerate all code paths before deleting 11426 cleanUpResourcesLI(getAllCodePaths()); 11427 } 11428 11429 private void cleanUpResourcesLI(List<String> allCodePaths) { 11430 cleanUp(); 11431 removeDexFiles(allCodePaths, instructionSets); 11432 } 11433 11434 String getPackageName() { 11435 return getAsecPackageName(cid); 11436 } 11437 11438 boolean doPostDeleteLI(boolean delete) { 11439 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11440 final List<String> allCodePaths = getAllCodePaths(); 11441 boolean mounted = PackageHelper.isContainerMounted(cid); 11442 if (mounted) { 11443 // Unmount first 11444 if (PackageHelper.unMountSdDir(cid)) { 11445 mounted = false; 11446 } 11447 } 11448 if (!mounted && delete) { 11449 cleanUpResourcesLI(allCodePaths); 11450 } 11451 return !mounted; 11452 } 11453 11454 @Override 11455 int doPreCopy() { 11456 if (isFwdLocked()) { 11457 if (!PackageHelper.fixSdPermissions(cid, 11458 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11459 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11460 } 11461 } 11462 11463 return PackageManager.INSTALL_SUCCEEDED; 11464 } 11465 11466 @Override 11467 int doPostCopy(int uid) { 11468 if (isFwdLocked()) { 11469 if (uid < Process.FIRST_APPLICATION_UID 11470 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11471 RES_FILE_NAME)) { 11472 Slog.e(TAG, "Failed to finalize " + cid); 11473 PackageHelper.destroySdDir(cid); 11474 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11475 } 11476 } 11477 11478 return PackageManager.INSTALL_SUCCEEDED; 11479 } 11480 } 11481 11482 /** 11483 * Logic to handle movement of existing installed applications. 11484 */ 11485 class MoveInstallArgs extends InstallArgs { 11486 private File codeFile; 11487 private File resourceFile; 11488 11489 /** New install */ 11490 MoveInstallArgs(InstallParams params) { 11491 super(params.origin, params.move, params.observer, params.installFlags, 11492 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11493 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11494 params.grantedRuntimePermissions); 11495 } 11496 11497 int copyApk(IMediaContainerService imcs, boolean temp) { 11498 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11499 + move.fromUuid + " to " + move.toUuid); 11500 synchronized (mInstaller) { 11501 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11502 move.dataAppName, move.appId, move.seinfo) != 0) { 11503 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11504 } 11505 } 11506 11507 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11508 resourceFile = codeFile; 11509 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11510 11511 return PackageManager.INSTALL_SUCCEEDED; 11512 } 11513 11514 int doPreInstall(int status) { 11515 if (status != PackageManager.INSTALL_SUCCEEDED) { 11516 cleanUp(move.toUuid); 11517 } 11518 return status; 11519 } 11520 11521 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11522 if (status != PackageManager.INSTALL_SUCCEEDED) { 11523 cleanUp(move.toUuid); 11524 return false; 11525 } 11526 11527 // Reflect the move in app info 11528 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11529 pkg.applicationInfo.setCodePath(pkg.codePath); 11530 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11531 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11532 pkg.applicationInfo.setResourcePath(pkg.codePath); 11533 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11534 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11535 11536 return true; 11537 } 11538 11539 int doPostInstall(int status, int uid) { 11540 if (status == PackageManager.INSTALL_SUCCEEDED) { 11541 cleanUp(move.fromUuid); 11542 } else { 11543 cleanUp(move.toUuid); 11544 } 11545 return status; 11546 } 11547 11548 @Override 11549 String getCodePath() { 11550 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11551 } 11552 11553 @Override 11554 String getResourcePath() { 11555 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11556 } 11557 11558 private boolean cleanUp(String volumeUuid) { 11559 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11560 move.dataAppName); 11561 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11562 synchronized (mInstallLock) { 11563 // Clean up both app data and code 11564 removeDataDirsLI(volumeUuid, move.packageName); 11565 if (codeFile.isDirectory()) { 11566 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11567 } else { 11568 codeFile.delete(); 11569 } 11570 } 11571 return true; 11572 } 11573 11574 void cleanUpResourcesLI() { 11575 throw new UnsupportedOperationException(); 11576 } 11577 11578 boolean doPostDeleteLI(boolean delete) { 11579 throw new UnsupportedOperationException(); 11580 } 11581 } 11582 11583 static String getAsecPackageName(String packageCid) { 11584 int idx = packageCid.lastIndexOf("-"); 11585 if (idx == -1) { 11586 return packageCid; 11587 } 11588 return packageCid.substring(0, idx); 11589 } 11590 11591 // Utility method used to create code paths based on package name and available index. 11592 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11593 String idxStr = ""; 11594 int idx = 1; 11595 // Fall back to default value of idx=1 if prefix is not 11596 // part of oldCodePath 11597 if (oldCodePath != null) { 11598 String subStr = oldCodePath; 11599 // Drop the suffix right away 11600 if (suffix != null && subStr.endsWith(suffix)) { 11601 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11602 } 11603 // If oldCodePath already contains prefix find out the 11604 // ending index to either increment or decrement. 11605 int sidx = subStr.lastIndexOf(prefix); 11606 if (sidx != -1) { 11607 subStr = subStr.substring(sidx + prefix.length()); 11608 if (subStr != null) { 11609 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11610 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11611 } 11612 try { 11613 idx = Integer.parseInt(subStr); 11614 if (idx <= 1) { 11615 idx++; 11616 } else { 11617 idx--; 11618 } 11619 } catch(NumberFormatException e) { 11620 } 11621 } 11622 } 11623 } 11624 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11625 return prefix + idxStr; 11626 } 11627 11628 private File getNextCodePath(File targetDir, String packageName) { 11629 int suffix = 1; 11630 File result; 11631 do { 11632 result = new File(targetDir, packageName + "-" + suffix); 11633 suffix++; 11634 } while (result.exists()); 11635 return result; 11636 } 11637 11638 // Utility method that returns the relative package path with respect 11639 // to the installation directory. Like say for /data/data/com.test-1.apk 11640 // string com.test-1 is returned. 11641 static String deriveCodePathName(String codePath) { 11642 if (codePath == null) { 11643 return null; 11644 } 11645 final File codeFile = new File(codePath); 11646 final String name = codeFile.getName(); 11647 if (codeFile.isDirectory()) { 11648 return name; 11649 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11650 final int lastDot = name.lastIndexOf('.'); 11651 return name.substring(0, lastDot); 11652 } else { 11653 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11654 return null; 11655 } 11656 } 11657 11658 class PackageInstalledInfo { 11659 String name; 11660 int uid; 11661 // The set of users that originally had this package installed. 11662 int[] origUsers; 11663 // The set of users that now have this package installed. 11664 int[] newUsers; 11665 PackageParser.Package pkg; 11666 int returnCode; 11667 String returnMsg; 11668 PackageRemovedInfo removedInfo; 11669 11670 public void setError(int code, String msg) { 11671 returnCode = code; 11672 returnMsg = msg; 11673 Slog.w(TAG, msg); 11674 } 11675 11676 public void setError(String msg, PackageParserException e) { 11677 returnCode = e.error; 11678 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11679 Slog.w(TAG, msg, e); 11680 } 11681 11682 public void setError(String msg, PackageManagerException e) { 11683 returnCode = e.error; 11684 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11685 Slog.w(TAG, msg, e); 11686 } 11687 11688 // In some error cases we want to convey more info back to the observer 11689 String origPackage; 11690 String origPermission; 11691 } 11692 11693 /* 11694 * Install a non-existing package. 11695 */ 11696 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11697 UserHandle user, String installerPackageName, String volumeUuid, 11698 PackageInstalledInfo res) { 11699 // Remember this for later, in case we need to rollback this install 11700 String pkgName = pkg.packageName; 11701 11702 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11703 final boolean dataDirExists = Environment 11704 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11705 synchronized(mPackages) { 11706 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11707 // A package with the same name is already installed, though 11708 // it has been renamed to an older name. The package we 11709 // are trying to install should be installed as an update to 11710 // the existing one, but that has not been requested, so bail. 11711 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11712 + " without first uninstalling package running as " 11713 + mSettings.mRenamedPackages.get(pkgName)); 11714 return; 11715 } 11716 if (mPackages.containsKey(pkgName)) { 11717 // Don't allow installation over an existing package with the same name. 11718 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11719 + " without first uninstalling."); 11720 return; 11721 } 11722 } 11723 11724 try { 11725 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11726 System.currentTimeMillis(), user); 11727 11728 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11729 // delete the partially installed application. the data directory will have to be 11730 // restored if it was already existing 11731 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11732 // remove package from internal structures. Note that we want deletePackageX to 11733 // delete the package data and cache directories that it created in 11734 // scanPackageLocked, unless those directories existed before we even tried to 11735 // install. 11736 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11737 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11738 res.removedInfo, true); 11739 } 11740 11741 } catch (PackageManagerException e) { 11742 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11743 } 11744 } 11745 11746 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11747 // Can't rotate keys during boot or if sharedUser. 11748 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11749 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11750 return false; 11751 } 11752 // app is using upgradeKeySets; make sure all are valid 11753 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11754 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11755 for (int i = 0; i < upgradeKeySets.length; i++) { 11756 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11757 Slog.wtf(TAG, "Package " 11758 + (oldPs.name != null ? oldPs.name : "<null>") 11759 + " contains upgrade-key-set reference to unknown key-set: " 11760 + upgradeKeySets[i] 11761 + " reverting to signatures check."); 11762 return false; 11763 } 11764 } 11765 return true; 11766 } 11767 11768 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11769 // Upgrade keysets are being used. Determine if new package has a superset of the 11770 // required keys. 11771 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11772 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11773 for (int i = 0; i < upgradeKeySets.length; i++) { 11774 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11775 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11776 return true; 11777 } 11778 } 11779 return false; 11780 } 11781 11782 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11783 UserHandle user, String installerPackageName, String volumeUuid, 11784 PackageInstalledInfo res) { 11785 final PackageParser.Package oldPackage; 11786 final String pkgName = pkg.packageName; 11787 final int[] allUsers; 11788 final boolean[] perUserInstalled; 11789 11790 // First find the old package info and check signatures 11791 synchronized(mPackages) { 11792 oldPackage = mPackages.get(pkgName); 11793 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11794 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11795 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11796 if(!checkUpgradeKeySetLP(ps, pkg)) { 11797 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11798 "New package not signed by keys specified by upgrade-keysets: " 11799 + pkgName); 11800 return; 11801 } 11802 } else { 11803 // default to original signature matching 11804 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11805 != PackageManager.SIGNATURE_MATCH) { 11806 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11807 "New package has a different signature: " + pkgName); 11808 return; 11809 } 11810 } 11811 11812 // In case of rollback, remember per-user/profile install state 11813 allUsers = sUserManager.getUserIds(); 11814 perUserInstalled = new boolean[allUsers.length]; 11815 for (int i = 0; i < allUsers.length; i++) { 11816 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11817 } 11818 } 11819 11820 boolean sysPkg = (isSystemApp(oldPackage)); 11821 if (sysPkg) { 11822 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11823 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11824 } else { 11825 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11826 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11827 } 11828 } 11829 11830 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11831 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11832 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11833 String volumeUuid, PackageInstalledInfo res) { 11834 String pkgName = deletedPackage.packageName; 11835 boolean deletedPkg = true; 11836 boolean updatedSettings = false; 11837 11838 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11839 + deletedPackage); 11840 long origUpdateTime; 11841 if (pkg.mExtras != null) { 11842 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11843 } else { 11844 origUpdateTime = 0; 11845 } 11846 11847 // First delete the existing package while retaining the data directory 11848 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11849 res.removedInfo, true)) { 11850 // If the existing package wasn't successfully deleted 11851 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11852 deletedPkg = false; 11853 } else { 11854 // Successfully deleted the old package; proceed with replace. 11855 11856 // If deleted package lived in a container, give users a chance to 11857 // relinquish resources before killing. 11858 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11859 if (DEBUG_INSTALL) { 11860 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11861 } 11862 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11863 final ArrayList<String> pkgList = new ArrayList<String>(1); 11864 pkgList.add(deletedPackage.applicationInfo.packageName); 11865 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11866 } 11867 11868 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11869 try { 11870 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11871 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11872 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11873 perUserInstalled, res, user); 11874 updatedSettings = true; 11875 } catch (PackageManagerException e) { 11876 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11877 } 11878 } 11879 11880 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11881 // remove package from internal structures. Note that we want deletePackageX to 11882 // delete the package data and cache directories that it created in 11883 // scanPackageLocked, unless those directories existed before we even tried to 11884 // install. 11885 if(updatedSettings) { 11886 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11887 deletePackageLI( 11888 pkgName, null, true, allUsers, perUserInstalled, 11889 PackageManager.DELETE_KEEP_DATA, 11890 res.removedInfo, true); 11891 } 11892 // Since we failed to install the new package we need to restore the old 11893 // package that we deleted. 11894 if (deletedPkg) { 11895 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11896 File restoreFile = new File(deletedPackage.codePath); 11897 // Parse old package 11898 boolean oldExternal = isExternal(deletedPackage); 11899 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11900 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11901 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11902 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11903 try { 11904 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11905 } catch (PackageManagerException e) { 11906 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11907 + e.getMessage()); 11908 return; 11909 } 11910 // Restore of old package succeeded. Update permissions. 11911 // writer 11912 synchronized (mPackages) { 11913 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11914 UPDATE_PERMISSIONS_ALL); 11915 // can downgrade to reader 11916 mSettings.writeLPr(); 11917 } 11918 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11919 } 11920 } 11921 } 11922 11923 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11924 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11925 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11926 String volumeUuid, PackageInstalledInfo res) { 11927 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11928 + ", old=" + deletedPackage); 11929 boolean disabledSystem = false; 11930 boolean updatedSettings = false; 11931 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11932 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11933 != 0) { 11934 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11935 } 11936 String packageName = deletedPackage.packageName; 11937 if (packageName == null) { 11938 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11939 "Attempt to delete null packageName."); 11940 return; 11941 } 11942 PackageParser.Package oldPkg; 11943 PackageSetting oldPkgSetting; 11944 // reader 11945 synchronized (mPackages) { 11946 oldPkg = mPackages.get(packageName); 11947 oldPkgSetting = mSettings.mPackages.get(packageName); 11948 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11949 (oldPkgSetting == null)) { 11950 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11951 "Couldn't find package:" + packageName + " information"); 11952 return; 11953 } 11954 } 11955 11956 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 11957 11958 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11959 res.removedInfo.removedPackage = packageName; 11960 // Remove existing system package 11961 removePackageLI(oldPkgSetting, true); 11962 // writer 11963 synchronized (mPackages) { 11964 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11965 if (!disabledSystem && deletedPackage != null) { 11966 // We didn't need to disable the .apk as a current system package, 11967 // which means we are replacing another update that is already 11968 // installed. We need to make sure to delete the older one's .apk. 11969 res.removedInfo.args = createInstallArgsForExisting(0, 11970 deletedPackage.applicationInfo.getCodePath(), 11971 deletedPackage.applicationInfo.getResourcePath(), 11972 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11973 } else { 11974 res.removedInfo.args = null; 11975 } 11976 } 11977 11978 // Successfully disabled the old package. Now proceed with re-installation 11979 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11980 11981 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11982 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11983 11984 PackageParser.Package newPackage = null; 11985 try { 11986 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11987 if (newPackage.mExtras != null) { 11988 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11989 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11990 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11991 11992 // is the update attempting to change shared user? that isn't going to work... 11993 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11994 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11995 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11996 + " to " + newPkgSetting.sharedUser); 11997 updatedSettings = true; 11998 } 11999 } 12000 12001 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12002 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12003 perUserInstalled, res, user); 12004 updatedSettings = true; 12005 } 12006 12007 } catch (PackageManagerException e) { 12008 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12009 } 12010 12011 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12012 // Re installation failed. Restore old information 12013 // Remove new pkg information 12014 if (newPackage != null) { 12015 removeInstalledPackageLI(newPackage, true); 12016 } 12017 // Add back the old system package 12018 try { 12019 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12020 } catch (PackageManagerException e) { 12021 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12022 } 12023 // Restore the old system information in Settings 12024 synchronized (mPackages) { 12025 if (disabledSystem) { 12026 mSettings.enableSystemPackageLPw(packageName); 12027 } 12028 if (updatedSettings) { 12029 mSettings.setInstallerPackageName(packageName, 12030 oldPkgSetting.installerPackageName); 12031 } 12032 mSettings.writeLPr(); 12033 } 12034 } 12035 } 12036 12037 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12038 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12039 UserHandle user) { 12040 String pkgName = newPackage.packageName; 12041 synchronized (mPackages) { 12042 //write settings. the installStatus will be incomplete at this stage. 12043 //note that the new package setting would have already been 12044 //added to mPackages. It hasn't been persisted yet. 12045 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12046 mSettings.writeLPr(); 12047 } 12048 12049 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12050 12051 synchronized (mPackages) { 12052 updatePermissionsLPw(newPackage.packageName, newPackage, 12053 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12054 ? UPDATE_PERMISSIONS_ALL : 0)); 12055 // For system-bundled packages, we assume that installing an upgraded version 12056 // of the package implies that the user actually wants to run that new code, 12057 // so we enable the package. 12058 PackageSetting ps = mSettings.mPackages.get(pkgName); 12059 if (ps != null) { 12060 if (isSystemApp(newPackage)) { 12061 // NB: implicit assumption that system package upgrades apply to all users 12062 if (DEBUG_INSTALL) { 12063 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12064 } 12065 if (res.origUsers != null) { 12066 for (int userHandle : res.origUsers) { 12067 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12068 userHandle, installerPackageName); 12069 } 12070 } 12071 // Also convey the prior install/uninstall state 12072 if (allUsers != null && perUserInstalled != null) { 12073 for (int i = 0; i < allUsers.length; i++) { 12074 if (DEBUG_INSTALL) { 12075 Slog.d(TAG, " user " + allUsers[i] 12076 + " => " + perUserInstalled[i]); 12077 } 12078 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12079 } 12080 // these install state changes will be persisted in the 12081 // upcoming call to mSettings.writeLPr(). 12082 } 12083 } 12084 // It's implied that when a user requests installation, they want the app to be 12085 // installed and enabled. 12086 int userId = user.getIdentifier(); 12087 if (userId != UserHandle.USER_ALL) { 12088 ps.setInstalled(true, userId); 12089 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12090 } 12091 } 12092 res.name = pkgName; 12093 res.uid = newPackage.applicationInfo.uid; 12094 res.pkg = newPackage; 12095 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12096 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12097 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12098 //to update install status 12099 mSettings.writeLPr(); 12100 } 12101 } 12102 12103 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12104 final int installFlags = args.installFlags; 12105 final String installerPackageName = args.installerPackageName; 12106 final String volumeUuid = args.volumeUuid; 12107 final File tmpPackageFile = new File(args.getCodePath()); 12108 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12109 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12110 || (args.volumeUuid != null)); 12111 boolean replace = false; 12112 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12113 if (args.move != null) { 12114 // moving a complete application; perfom an initial scan on the new install location 12115 scanFlags |= SCAN_INITIAL; 12116 } 12117 // Result object to be returned 12118 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12119 12120 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12121 // Retrieve PackageSettings and parse package 12122 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12123 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12124 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12125 PackageParser pp = new PackageParser(); 12126 pp.setSeparateProcesses(mSeparateProcesses); 12127 pp.setDisplayMetrics(mMetrics); 12128 12129 final PackageParser.Package pkg; 12130 try { 12131 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12132 } catch (PackageParserException e) { 12133 res.setError("Failed parse during installPackageLI", e); 12134 return; 12135 } 12136 12137 // Mark that we have an install time CPU ABI override. 12138 pkg.cpuAbiOverride = args.abiOverride; 12139 12140 String pkgName = res.name = pkg.packageName; 12141 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12142 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12143 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12144 return; 12145 } 12146 } 12147 12148 try { 12149 pp.collectCertificates(pkg, parseFlags); 12150 pp.collectManifestDigest(pkg); 12151 } catch (PackageParserException e) { 12152 res.setError("Failed collect during installPackageLI", e); 12153 return; 12154 } 12155 12156 /* If the installer passed in a manifest digest, compare it now. */ 12157 if (args.manifestDigest != null) { 12158 if (DEBUG_INSTALL) { 12159 final String parsedManifest = pkg.manifestDigest == null ? "null" 12160 : pkg.manifestDigest.toString(); 12161 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12162 + parsedManifest); 12163 } 12164 12165 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12166 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12167 return; 12168 } 12169 } else if (DEBUG_INSTALL) { 12170 final String parsedManifest = pkg.manifestDigest == null 12171 ? "null" : pkg.manifestDigest.toString(); 12172 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12173 } 12174 12175 // Get rid of all references to package scan path via parser. 12176 pp = null; 12177 String oldCodePath = null; 12178 boolean systemApp = false; 12179 synchronized (mPackages) { 12180 // Check if installing already existing package 12181 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12182 String oldName = mSettings.mRenamedPackages.get(pkgName); 12183 if (pkg.mOriginalPackages != null 12184 && pkg.mOriginalPackages.contains(oldName) 12185 && mPackages.containsKey(oldName)) { 12186 // This package is derived from an original package, 12187 // and this device has been updating from that original 12188 // name. We must continue using the original name, so 12189 // rename the new package here. 12190 pkg.setPackageName(oldName); 12191 pkgName = pkg.packageName; 12192 replace = true; 12193 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12194 + oldName + " pkgName=" + pkgName); 12195 } else if (mPackages.containsKey(pkgName)) { 12196 // This package, under its official name, already exists 12197 // on the device; we should replace it. 12198 replace = true; 12199 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12200 } 12201 12202 // Prevent apps opting out from runtime permissions 12203 if (replace) { 12204 PackageParser.Package oldPackage = mPackages.get(pkgName); 12205 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12206 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12207 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12208 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12209 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12210 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12211 + " doesn't support runtime permissions but the old" 12212 + " target SDK " + oldTargetSdk + " does."); 12213 return; 12214 } 12215 } 12216 } 12217 12218 PackageSetting ps = mSettings.mPackages.get(pkgName); 12219 if (ps != null) { 12220 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12221 12222 // Quick sanity check that we're signed correctly if updating; 12223 // we'll check this again later when scanning, but we want to 12224 // bail early here before tripping over redefined permissions. 12225 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12226 if (!checkUpgradeKeySetLP(ps, pkg)) { 12227 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12228 + pkg.packageName + " upgrade keys do not match the " 12229 + "previously installed version"); 12230 return; 12231 } 12232 } else { 12233 try { 12234 verifySignaturesLP(ps, pkg); 12235 } catch (PackageManagerException e) { 12236 res.setError(e.error, e.getMessage()); 12237 return; 12238 } 12239 } 12240 12241 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12242 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12243 systemApp = (ps.pkg.applicationInfo.flags & 12244 ApplicationInfo.FLAG_SYSTEM) != 0; 12245 } 12246 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12247 } 12248 12249 // Check whether the newly-scanned package wants to define an already-defined perm 12250 int N = pkg.permissions.size(); 12251 for (int i = N-1; i >= 0; i--) { 12252 PackageParser.Permission perm = pkg.permissions.get(i); 12253 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12254 if (bp != null) { 12255 // If the defining package is signed with our cert, it's okay. This 12256 // also includes the "updating the same package" case, of course. 12257 // "updating same package" could also involve key-rotation. 12258 final boolean sigsOk; 12259 if (bp.sourcePackage.equals(pkg.packageName) 12260 && (bp.packageSetting instanceof PackageSetting) 12261 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12262 scanFlags))) { 12263 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12264 } else { 12265 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12266 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12267 } 12268 if (!sigsOk) { 12269 // If the owning package is the system itself, we log but allow 12270 // install to proceed; we fail the install on all other permission 12271 // redefinitions. 12272 if (!bp.sourcePackage.equals("android")) { 12273 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12274 + pkg.packageName + " attempting to redeclare permission " 12275 + perm.info.name + " already owned by " + bp.sourcePackage); 12276 res.origPermission = perm.info.name; 12277 res.origPackage = bp.sourcePackage; 12278 return; 12279 } else { 12280 Slog.w(TAG, "Package " + pkg.packageName 12281 + " attempting to redeclare system permission " 12282 + perm.info.name + "; ignoring new declaration"); 12283 pkg.permissions.remove(i); 12284 } 12285 } 12286 } 12287 } 12288 12289 } 12290 12291 if (systemApp && onExternal) { 12292 // Disable updates to system apps on sdcard 12293 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12294 "Cannot install updates to system apps on sdcard"); 12295 return; 12296 } 12297 12298 if (args.move != null) { 12299 // We did an in-place move, so dex is ready to roll 12300 scanFlags |= SCAN_NO_DEX; 12301 scanFlags |= SCAN_MOVE; 12302 12303 synchronized (mPackages) { 12304 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12305 if (ps == null) { 12306 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12307 "Missing settings for moved package " + pkgName); 12308 } 12309 12310 // We moved the entire application as-is, so bring over the 12311 // previously derived ABI information. 12312 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12313 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12314 } 12315 12316 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12317 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12318 scanFlags |= SCAN_NO_DEX; 12319 12320 try { 12321 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12322 true /* extract libs */); 12323 } catch (PackageManagerException pme) { 12324 Slog.e(TAG, "Error deriving application ABI", pme); 12325 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12326 return; 12327 } 12328 12329 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12330 int result = mPackageDexOptimizer 12331 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12332 false /* defer */, false /* inclDependencies */); 12333 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12334 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12335 return; 12336 } 12337 } 12338 12339 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12340 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12341 return; 12342 } 12343 12344 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12345 12346 if (replace) { 12347 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12348 installerPackageName, volumeUuid, res); 12349 } else { 12350 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12351 args.user, installerPackageName, volumeUuid, res); 12352 } 12353 synchronized (mPackages) { 12354 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12355 if (ps != null) { 12356 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12357 } 12358 } 12359 } 12360 12361 private void startIntentFilterVerifications(int userId, boolean replacing, 12362 PackageParser.Package pkg) { 12363 if (mIntentFilterVerifierComponent == null) { 12364 Slog.w(TAG, "No IntentFilter verification will not be done as " 12365 + "there is no IntentFilterVerifier available!"); 12366 return; 12367 } 12368 12369 final int verifierUid = getPackageUid( 12370 mIntentFilterVerifierComponent.getPackageName(), 12371 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12372 12373 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12374 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12375 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12376 mHandler.sendMessage(msg); 12377 } 12378 12379 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12380 PackageParser.Package pkg) { 12381 int size = pkg.activities.size(); 12382 if (size == 0) { 12383 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12384 "No activity, so no need to verify any IntentFilter!"); 12385 return; 12386 } 12387 12388 final boolean hasDomainURLs = hasDomainURLs(pkg); 12389 if (!hasDomainURLs) { 12390 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12391 "No domain URLs, so no need to verify any IntentFilter!"); 12392 return; 12393 } 12394 12395 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12396 + " if any IntentFilter from the " + size 12397 + " Activities needs verification ..."); 12398 12399 int count = 0; 12400 final String packageName = pkg.packageName; 12401 12402 synchronized (mPackages) { 12403 // If this is a new install and we see that we've already run verification for this 12404 // package, we have nothing to do: it means the state was restored from backup. 12405 if (!replacing) { 12406 IntentFilterVerificationInfo ivi = 12407 mSettings.getIntentFilterVerificationLPr(packageName); 12408 if (ivi != null) { 12409 if (DEBUG_DOMAIN_VERIFICATION) { 12410 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12411 + ivi.getStatusString()); 12412 } 12413 return; 12414 } 12415 } 12416 12417 // If any filters need to be verified, then all need to be. 12418 boolean needToVerify = false; 12419 for (PackageParser.Activity a : pkg.activities) { 12420 for (ActivityIntentInfo filter : a.intents) { 12421 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12422 if (DEBUG_DOMAIN_VERIFICATION) { 12423 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12424 } 12425 needToVerify = true; 12426 break; 12427 } 12428 } 12429 } 12430 12431 if (needToVerify) { 12432 final int verificationId = mIntentFilterVerificationToken++; 12433 for (PackageParser.Activity a : pkg.activities) { 12434 for (ActivityIntentInfo filter : a.intents) { 12435 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12436 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12437 "Verification needed for IntentFilter:" + filter.toString()); 12438 mIntentFilterVerifier.addOneIntentFilterVerification( 12439 verifierUid, userId, verificationId, filter, packageName); 12440 count++; 12441 } 12442 } 12443 } 12444 } 12445 } 12446 12447 if (count > 0) { 12448 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12449 + " IntentFilter verification" + (count > 1 ? "s" : "") 12450 + " for userId:" + userId); 12451 mIntentFilterVerifier.startVerifications(userId); 12452 } else { 12453 if (DEBUG_DOMAIN_VERIFICATION) { 12454 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12455 } 12456 } 12457 } 12458 12459 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12460 final ComponentName cn = filter.activity.getComponentName(); 12461 final String packageName = cn.getPackageName(); 12462 12463 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12464 packageName); 12465 if (ivi == null) { 12466 return true; 12467 } 12468 int status = ivi.getStatus(); 12469 switch (status) { 12470 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12471 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12472 return true; 12473 12474 default: 12475 // Nothing to do 12476 return false; 12477 } 12478 } 12479 12480 private static boolean isMultiArch(PackageSetting ps) { 12481 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12482 } 12483 12484 private static boolean isMultiArch(ApplicationInfo info) { 12485 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12486 } 12487 12488 private static boolean isExternal(PackageParser.Package pkg) { 12489 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12490 } 12491 12492 private static boolean isExternal(PackageSetting ps) { 12493 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12494 } 12495 12496 private static boolean isExternal(ApplicationInfo info) { 12497 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12498 } 12499 12500 private static boolean isSystemApp(PackageParser.Package pkg) { 12501 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12502 } 12503 12504 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12505 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12506 } 12507 12508 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12509 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12510 } 12511 12512 private static boolean isSystemApp(PackageSetting ps) { 12513 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12514 } 12515 12516 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12517 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12518 } 12519 12520 private int packageFlagsToInstallFlags(PackageSetting ps) { 12521 int installFlags = 0; 12522 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12523 // This existing package was an external ASEC install when we have 12524 // the external flag without a UUID 12525 installFlags |= PackageManager.INSTALL_EXTERNAL; 12526 } 12527 if (ps.isForwardLocked()) { 12528 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12529 } 12530 return installFlags; 12531 } 12532 12533 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12534 if (isExternal(pkg)) { 12535 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12536 return mSettings.getExternalVersion(); 12537 } else { 12538 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12539 } 12540 } else { 12541 return mSettings.getInternalVersion(); 12542 } 12543 } 12544 12545 private void deleteTempPackageFiles() { 12546 final FilenameFilter filter = new FilenameFilter() { 12547 public boolean accept(File dir, String name) { 12548 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12549 } 12550 }; 12551 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12552 file.delete(); 12553 } 12554 } 12555 12556 @Override 12557 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12558 int flags) { 12559 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12560 flags); 12561 } 12562 12563 @Override 12564 public void deletePackage(final String packageName, 12565 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12566 mContext.enforceCallingOrSelfPermission( 12567 android.Manifest.permission.DELETE_PACKAGES, null); 12568 Preconditions.checkNotNull(packageName); 12569 Preconditions.checkNotNull(observer); 12570 final int uid = Binder.getCallingUid(); 12571 if (UserHandle.getUserId(uid) != userId) { 12572 mContext.enforceCallingPermission( 12573 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12574 "deletePackage for user " + userId); 12575 } 12576 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12577 try { 12578 observer.onPackageDeleted(packageName, 12579 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12580 } catch (RemoteException re) { 12581 } 12582 return; 12583 } 12584 12585 boolean uninstallBlocked = false; 12586 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12587 int[] users = sUserManager.getUserIds(); 12588 for (int i = 0; i < users.length; ++i) { 12589 if (getBlockUninstallForUser(packageName, users[i])) { 12590 uninstallBlocked = true; 12591 break; 12592 } 12593 } 12594 } else { 12595 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12596 } 12597 if (uninstallBlocked) { 12598 try { 12599 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12600 null); 12601 } catch (RemoteException re) { 12602 } 12603 return; 12604 } 12605 12606 if (DEBUG_REMOVE) { 12607 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12608 } 12609 // Queue up an async operation since the package deletion may take a little while. 12610 mHandler.post(new Runnable() { 12611 public void run() { 12612 mHandler.removeCallbacks(this); 12613 final int returnCode = deletePackageX(packageName, userId, flags); 12614 if (observer != null) { 12615 try { 12616 observer.onPackageDeleted(packageName, returnCode, null); 12617 } catch (RemoteException e) { 12618 Log.i(TAG, "Observer no longer exists."); 12619 } //end catch 12620 } //end if 12621 } //end run 12622 }); 12623 } 12624 12625 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12626 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12627 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12628 try { 12629 if (dpm != null) { 12630 if (dpm.isDeviceOwner(packageName)) { 12631 return true; 12632 } 12633 int[] users; 12634 if (userId == UserHandle.USER_ALL) { 12635 users = sUserManager.getUserIds(); 12636 } else { 12637 users = new int[]{userId}; 12638 } 12639 for (int i = 0; i < users.length; ++i) { 12640 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12641 return true; 12642 } 12643 } 12644 } 12645 } catch (RemoteException e) { 12646 } 12647 return false; 12648 } 12649 12650 /** 12651 * This method is an internal method that could be get invoked either 12652 * to delete an installed package or to clean up a failed installation. 12653 * After deleting an installed package, a broadcast is sent to notify any 12654 * listeners that the package has been installed. For cleaning up a failed 12655 * installation, the broadcast is not necessary since the package's 12656 * installation wouldn't have sent the initial broadcast either 12657 * The key steps in deleting a package are 12658 * deleting the package information in internal structures like mPackages, 12659 * deleting the packages base directories through installd 12660 * updating mSettings to reflect current status 12661 * persisting settings for later use 12662 * sending a broadcast if necessary 12663 */ 12664 private int deletePackageX(String packageName, int userId, int flags) { 12665 final PackageRemovedInfo info = new PackageRemovedInfo(); 12666 final boolean res; 12667 12668 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12669 ? UserHandle.ALL : new UserHandle(userId); 12670 12671 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12672 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12673 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12674 } 12675 12676 boolean removedForAllUsers = false; 12677 boolean systemUpdate = false; 12678 12679 // for the uninstall-updates case and restricted profiles, remember the per- 12680 // userhandle installed state 12681 int[] allUsers; 12682 boolean[] perUserInstalled; 12683 synchronized (mPackages) { 12684 PackageSetting ps = mSettings.mPackages.get(packageName); 12685 allUsers = sUserManager.getUserIds(); 12686 perUserInstalled = new boolean[allUsers.length]; 12687 for (int i = 0; i < allUsers.length; i++) { 12688 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12689 } 12690 } 12691 12692 synchronized (mInstallLock) { 12693 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12694 res = deletePackageLI(packageName, removeForUser, 12695 true, allUsers, perUserInstalled, 12696 flags | REMOVE_CHATTY, info, true); 12697 systemUpdate = info.isRemovedPackageSystemUpdate; 12698 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12699 removedForAllUsers = true; 12700 } 12701 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12702 + " removedForAllUsers=" + removedForAllUsers); 12703 } 12704 12705 if (res) { 12706 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12707 12708 // If the removed package was a system update, the old system package 12709 // was re-enabled; we need to broadcast this information 12710 if (systemUpdate) { 12711 Bundle extras = new Bundle(1); 12712 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12713 ? info.removedAppId : info.uid); 12714 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12715 12716 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12717 extras, null, null, null); 12718 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12719 extras, null, null, null); 12720 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12721 null, packageName, null, null); 12722 } 12723 } 12724 // Force a gc here. 12725 Runtime.getRuntime().gc(); 12726 // Delete the resources here after sending the broadcast to let 12727 // other processes clean up before deleting resources. 12728 if (info.args != null) { 12729 synchronized (mInstallLock) { 12730 info.args.doPostDeleteLI(true); 12731 } 12732 } 12733 12734 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12735 } 12736 12737 class PackageRemovedInfo { 12738 String removedPackage; 12739 int uid = -1; 12740 int removedAppId = -1; 12741 int[] removedUsers = null; 12742 boolean isRemovedPackageSystemUpdate = false; 12743 // Clean up resources deleted packages. 12744 InstallArgs args = null; 12745 12746 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12747 Bundle extras = new Bundle(1); 12748 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12749 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12750 if (replacing) { 12751 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12752 } 12753 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12754 if (removedPackage != null) { 12755 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12756 extras, null, null, removedUsers); 12757 if (fullRemove && !replacing) { 12758 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12759 extras, null, null, removedUsers); 12760 } 12761 } 12762 if (removedAppId >= 0) { 12763 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12764 removedUsers); 12765 } 12766 } 12767 } 12768 12769 /* 12770 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12771 * flag is not set, the data directory is removed as well. 12772 * make sure this flag is set for partially installed apps. If not its meaningless to 12773 * delete a partially installed application. 12774 */ 12775 private void removePackageDataLI(PackageSetting ps, 12776 int[] allUserHandles, boolean[] perUserInstalled, 12777 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12778 String packageName = ps.name; 12779 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12780 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12781 // Retrieve object to delete permissions for shared user later on 12782 final PackageSetting deletedPs; 12783 // reader 12784 synchronized (mPackages) { 12785 deletedPs = mSettings.mPackages.get(packageName); 12786 if (outInfo != null) { 12787 outInfo.removedPackage = packageName; 12788 outInfo.removedUsers = deletedPs != null 12789 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12790 : null; 12791 } 12792 } 12793 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12794 removeDataDirsLI(ps.volumeUuid, packageName); 12795 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12796 } 12797 // writer 12798 synchronized (mPackages) { 12799 if (deletedPs != null) { 12800 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12801 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12802 clearDefaultBrowserIfNeeded(packageName); 12803 if (outInfo != null) { 12804 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12805 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12806 } 12807 updatePermissionsLPw(deletedPs.name, null, 0); 12808 if (deletedPs.sharedUser != null) { 12809 // Remove permissions associated with package. Since runtime 12810 // permissions are per user we have to kill the removed package 12811 // or packages running under the shared user of the removed 12812 // package if revoking the permissions requested only by the removed 12813 // package is successful and this causes a change in gids. 12814 for (int userId : UserManagerService.getInstance().getUserIds()) { 12815 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12816 userId); 12817 if (userIdToKill == UserHandle.USER_ALL 12818 || userIdToKill >= UserHandle.USER_OWNER) { 12819 // If gids changed for this user, kill all affected packages. 12820 mHandler.post(new Runnable() { 12821 @Override 12822 public void run() { 12823 // This has to happen with no lock held. 12824 killSettingPackagesForUser(deletedPs, userIdToKill, 12825 KILL_APP_REASON_GIDS_CHANGED); 12826 } 12827 }); 12828 break; 12829 } 12830 } 12831 } 12832 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12833 } 12834 // make sure to preserve per-user disabled state if this removal was just 12835 // a downgrade of a system app to the factory package 12836 if (allUserHandles != null && perUserInstalled != null) { 12837 if (DEBUG_REMOVE) { 12838 Slog.d(TAG, "Propagating install state across downgrade"); 12839 } 12840 for (int i = 0; i < allUserHandles.length; i++) { 12841 if (DEBUG_REMOVE) { 12842 Slog.d(TAG, " user " + allUserHandles[i] 12843 + " => " + perUserInstalled[i]); 12844 } 12845 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12846 } 12847 } 12848 } 12849 // can downgrade to reader 12850 if (writeSettings) { 12851 // Save settings now 12852 mSettings.writeLPr(); 12853 } 12854 } 12855 if (outInfo != null) { 12856 // A user ID was deleted here. Go through all users and remove it 12857 // from KeyStore. 12858 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12859 } 12860 } 12861 12862 static boolean locationIsPrivileged(File path) { 12863 try { 12864 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12865 .getCanonicalPath(); 12866 return path.getCanonicalPath().startsWith(privilegedAppDir); 12867 } catch (IOException e) { 12868 Slog.e(TAG, "Unable to access code path " + path); 12869 } 12870 return false; 12871 } 12872 12873 /* 12874 * Tries to delete system package. 12875 */ 12876 private boolean deleteSystemPackageLI(PackageSetting newPs, 12877 int[] allUserHandles, boolean[] perUserInstalled, 12878 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12879 final boolean applyUserRestrictions 12880 = (allUserHandles != null) && (perUserInstalled != null); 12881 PackageSetting disabledPs = null; 12882 // Confirm if the system package has been updated 12883 // An updated system app can be deleted. This will also have to restore 12884 // the system pkg from system partition 12885 // reader 12886 synchronized (mPackages) { 12887 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12888 } 12889 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12890 + " disabledPs=" + disabledPs); 12891 if (disabledPs == null) { 12892 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12893 return false; 12894 } else if (DEBUG_REMOVE) { 12895 Slog.d(TAG, "Deleting system pkg from data partition"); 12896 } 12897 if (DEBUG_REMOVE) { 12898 if (applyUserRestrictions) { 12899 Slog.d(TAG, "Remembering install states:"); 12900 for (int i = 0; i < allUserHandles.length; i++) { 12901 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12902 } 12903 } 12904 } 12905 // Delete the updated package 12906 outInfo.isRemovedPackageSystemUpdate = true; 12907 if (disabledPs.versionCode < newPs.versionCode) { 12908 // Delete data for downgrades 12909 flags &= ~PackageManager.DELETE_KEEP_DATA; 12910 } else { 12911 // Preserve data by setting flag 12912 flags |= PackageManager.DELETE_KEEP_DATA; 12913 } 12914 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12915 allUserHandles, perUserInstalled, outInfo, writeSettings); 12916 if (!ret) { 12917 return false; 12918 } 12919 // writer 12920 synchronized (mPackages) { 12921 // Reinstate the old system package 12922 mSettings.enableSystemPackageLPw(newPs.name); 12923 // Remove any native libraries from the upgraded package. 12924 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12925 } 12926 // Install the system package 12927 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12928 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12929 if (locationIsPrivileged(disabledPs.codePath)) { 12930 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12931 } 12932 12933 final PackageParser.Package newPkg; 12934 try { 12935 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12936 } catch (PackageManagerException e) { 12937 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12938 return false; 12939 } 12940 12941 // writer 12942 synchronized (mPackages) { 12943 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12944 12945 updatePermissionsLPw(newPkg.packageName, newPkg, 12946 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12947 12948 if (applyUserRestrictions) { 12949 if (DEBUG_REMOVE) { 12950 Slog.d(TAG, "Propagating install state across reinstall"); 12951 } 12952 for (int i = 0; i < allUserHandles.length; i++) { 12953 if (DEBUG_REMOVE) { 12954 Slog.d(TAG, " user " + allUserHandles[i] 12955 + " => " + perUserInstalled[i]); 12956 } 12957 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12958 12959 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 12960 } 12961 // Regardless of writeSettings we need to ensure that this restriction 12962 // state propagation is persisted 12963 mSettings.writeAllUsersPackageRestrictionsLPr(); 12964 } 12965 // can downgrade to reader here 12966 if (writeSettings) { 12967 mSettings.writeLPr(); 12968 } 12969 } 12970 return true; 12971 } 12972 12973 private boolean deleteInstalledPackageLI(PackageSetting ps, 12974 boolean deleteCodeAndResources, int flags, 12975 int[] allUserHandles, boolean[] perUserInstalled, 12976 PackageRemovedInfo outInfo, boolean writeSettings) { 12977 if (outInfo != null) { 12978 outInfo.uid = ps.appId; 12979 } 12980 12981 // Delete package data from internal structures and also remove data if flag is set 12982 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12983 12984 // Delete application code and resources 12985 if (deleteCodeAndResources && (outInfo != null)) { 12986 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12987 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12988 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12989 } 12990 return true; 12991 } 12992 12993 @Override 12994 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12995 int userId) { 12996 mContext.enforceCallingOrSelfPermission( 12997 android.Manifest.permission.DELETE_PACKAGES, null); 12998 synchronized (mPackages) { 12999 PackageSetting ps = mSettings.mPackages.get(packageName); 13000 if (ps == null) { 13001 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13002 return false; 13003 } 13004 if (!ps.getInstalled(userId)) { 13005 // Can't block uninstall for an app that is not installed or enabled. 13006 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13007 return false; 13008 } 13009 ps.setBlockUninstall(blockUninstall, userId); 13010 mSettings.writePackageRestrictionsLPr(userId); 13011 } 13012 return true; 13013 } 13014 13015 @Override 13016 public boolean getBlockUninstallForUser(String packageName, int userId) { 13017 synchronized (mPackages) { 13018 PackageSetting ps = mSettings.mPackages.get(packageName); 13019 if (ps == null) { 13020 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13021 return false; 13022 } 13023 return ps.getBlockUninstall(userId); 13024 } 13025 } 13026 13027 /* 13028 * This method handles package deletion in general 13029 */ 13030 private boolean deletePackageLI(String packageName, UserHandle user, 13031 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13032 int flags, PackageRemovedInfo outInfo, 13033 boolean writeSettings) { 13034 if (packageName == null) { 13035 Slog.w(TAG, "Attempt to delete null packageName."); 13036 return false; 13037 } 13038 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13039 PackageSetting ps; 13040 boolean dataOnly = false; 13041 int removeUser = -1; 13042 int appId = -1; 13043 synchronized (mPackages) { 13044 ps = mSettings.mPackages.get(packageName); 13045 if (ps == null) { 13046 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13047 return false; 13048 } 13049 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13050 && user.getIdentifier() != UserHandle.USER_ALL) { 13051 // The caller is asking that the package only be deleted for a single 13052 // user. To do this, we just mark its uninstalled state and delete 13053 // its data. If this is a system app, we only allow this to happen if 13054 // they have set the special DELETE_SYSTEM_APP which requests different 13055 // semantics than normal for uninstalling system apps. 13056 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13057 ps.setUserState(user.getIdentifier(), 13058 COMPONENT_ENABLED_STATE_DEFAULT, 13059 false, //installed 13060 true, //stopped 13061 true, //notLaunched 13062 false, //hidden 13063 null, null, null, 13064 false, // blockUninstall 13065 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 13066 if (!isSystemApp(ps)) { 13067 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13068 // Other user still have this package installed, so all 13069 // we need to do is clear this user's data and save that 13070 // it is uninstalled. 13071 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13072 removeUser = user.getIdentifier(); 13073 appId = ps.appId; 13074 scheduleWritePackageRestrictionsLocked(removeUser); 13075 } else { 13076 // We need to set it back to 'installed' so the uninstall 13077 // broadcasts will be sent correctly. 13078 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13079 ps.setInstalled(true, user.getIdentifier()); 13080 } 13081 } else { 13082 // This is a system app, so we assume that the 13083 // other users still have this package installed, so all 13084 // we need to do is clear this user's data and save that 13085 // it is uninstalled. 13086 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13087 removeUser = user.getIdentifier(); 13088 appId = ps.appId; 13089 scheduleWritePackageRestrictionsLocked(removeUser); 13090 } 13091 } 13092 } 13093 13094 if (removeUser >= 0) { 13095 // From above, we determined that we are deleting this only 13096 // for a single user. Continue the work here. 13097 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13098 if (outInfo != null) { 13099 outInfo.removedPackage = packageName; 13100 outInfo.removedAppId = appId; 13101 outInfo.removedUsers = new int[] {removeUser}; 13102 } 13103 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13104 removeKeystoreDataIfNeeded(removeUser, appId); 13105 schedulePackageCleaning(packageName, removeUser, false); 13106 synchronized (mPackages) { 13107 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13108 scheduleWritePackageRestrictionsLocked(removeUser); 13109 } 13110 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13111 } 13112 return true; 13113 } 13114 13115 if (dataOnly) { 13116 // Delete application data first 13117 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13118 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13119 return true; 13120 } 13121 13122 boolean ret = false; 13123 if (isSystemApp(ps)) { 13124 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13125 // When an updated system application is deleted we delete the existing resources as well and 13126 // fall back to existing code in system partition 13127 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13128 flags, outInfo, writeSettings); 13129 } else { 13130 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13131 // Kill application pre-emptively especially for apps on sd. 13132 killApplication(packageName, ps.appId, "uninstall pkg"); 13133 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13134 allUserHandles, perUserInstalled, 13135 outInfo, writeSettings); 13136 } 13137 13138 return ret; 13139 } 13140 13141 private final class ClearStorageConnection implements ServiceConnection { 13142 IMediaContainerService mContainerService; 13143 13144 @Override 13145 public void onServiceConnected(ComponentName name, IBinder service) { 13146 synchronized (this) { 13147 mContainerService = IMediaContainerService.Stub.asInterface(service); 13148 notifyAll(); 13149 } 13150 } 13151 13152 @Override 13153 public void onServiceDisconnected(ComponentName name) { 13154 } 13155 } 13156 13157 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13158 final boolean mounted; 13159 if (Environment.isExternalStorageEmulated()) { 13160 mounted = true; 13161 } else { 13162 final String status = Environment.getExternalStorageState(); 13163 13164 mounted = status.equals(Environment.MEDIA_MOUNTED) 13165 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13166 } 13167 13168 if (!mounted) { 13169 return; 13170 } 13171 13172 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13173 int[] users; 13174 if (userId == UserHandle.USER_ALL) { 13175 users = sUserManager.getUserIds(); 13176 } else { 13177 users = new int[] { userId }; 13178 } 13179 final ClearStorageConnection conn = new ClearStorageConnection(); 13180 if (mContext.bindServiceAsUser( 13181 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13182 try { 13183 for (int curUser : users) { 13184 long timeout = SystemClock.uptimeMillis() + 5000; 13185 synchronized (conn) { 13186 long now = SystemClock.uptimeMillis(); 13187 while (conn.mContainerService == null && now < timeout) { 13188 try { 13189 conn.wait(timeout - now); 13190 } catch (InterruptedException e) { 13191 } 13192 } 13193 } 13194 if (conn.mContainerService == null) { 13195 return; 13196 } 13197 13198 final UserEnvironment userEnv = new UserEnvironment(curUser); 13199 clearDirectory(conn.mContainerService, 13200 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13201 if (allData) { 13202 clearDirectory(conn.mContainerService, 13203 userEnv.buildExternalStorageAppDataDirs(packageName)); 13204 clearDirectory(conn.mContainerService, 13205 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13206 } 13207 } 13208 } finally { 13209 mContext.unbindService(conn); 13210 } 13211 } 13212 } 13213 13214 @Override 13215 public void clearApplicationUserData(final String packageName, 13216 final IPackageDataObserver observer, final int userId) { 13217 mContext.enforceCallingOrSelfPermission( 13218 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13219 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13220 // Queue up an async operation since the package deletion may take a little while. 13221 mHandler.post(new Runnable() { 13222 public void run() { 13223 mHandler.removeCallbacks(this); 13224 final boolean succeeded; 13225 synchronized (mInstallLock) { 13226 succeeded = clearApplicationUserDataLI(packageName, userId); 13227 } 13228 clearExternalStorageDataSync(packageName, userId, true); 13229 if (succeeded) { 13230 // invoke DeviceStorageMonitor's update method to clear any notifications 13231 DeviceStorageMonitorInternal 13232 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13233 if (dsm != null) { 13234 dsm.checkMemory(); 13235 } 13236 } 13237 if(observer != null) { 13238 try { 13239 observer.onRemoveCompleted(packageName, succeeded); 13240 } catch (RemoteException e) { 13241 Log.i(TAG, "Observer no longer exists."); 13242 } 13243 } //end if observer 13244 } //end run 13245 }); 13246 } 13247 13248 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13249 if (packageName == null) { 13250 Slog.w(TAG, "Attempt to delete null packageName."); 13251 return false; 13252 } 13253 13254 // Try finding details about the requested package 13255 PackageParser.Package pkg; 13256 synchronized (mPackages) { 13257 pkg = mPackages.get(packageName); 13258 if (pkg == null) { 13259 final PackageSetting ps = mSettings.mPackages.get(packageName); 13260 if (ps != null) { 13261 pkg = ps.pkg; 13262 } 13263 } 13264 13265 if (pkg == null) { 13266 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13267 return false; 13268 } 13269 13270 PackageSetting ps = (PackageSetting) pkg.mExtras; 13271 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13272 } 13273 13274 // Always delete data directories for package, even if we found no other 13275 // record of app. This helps users recover from UID mismatches without 13276 // resorting to a full data wipe. 13277 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13278 if (retCode < 0) { 13279 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13280 return false; 13281 } 13282 13283 final int appId = pkg.applicationInfo.uid; 13284 removeKeystoreDataIfNeeded(userId, appId); 13285 13286 // Create a native library symlink only if we have native libraries 13287 // and if the native libraries are 32 bit libraries. We do not provide 13288 // this symlink for 64 bit libraries. 13289 if (pkg.applicationInfo.primaryCpuAbi != null && 13290 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13291 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13292 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13293 nativeLibPath, userId) < 0) { 13294 Slog.w(TAG, "Failed linking native library dir"); 13295 return false; 13296 } 13297 } 13298 13299 return true; 13300 } 13301 13302 /** 13303 * Reverts user permission state changes (permissions and flags) in 13304 * all packages for a given user. 13305 * 13306 * @param userId The device user for which to do a reset. 13307 */ 13308 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13309 final int packageCount = mPackages.size(); 13310 for (int i = 0; i < packageCount; i++) { 13311 PackageParser.Package pkg = mPackages.valueAt(i); 13312 PackageSetting ps = (PackageSetting) pkg.mExtras; 13313 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13314 } 13315 } 13316 13317 /** 13318 * Reverts user permission state changes (permissions and flags). 13319 * 13320 * @param ps The package for which to reset. 13321 * @param userId The device user for which to do a reset. 13322 */ 13323 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13324 final PackageSetting ps, final int userId) { 13325 if (ps.pkg == null) { 13326 return; 13327 } 13328 13329 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13330 | FLAG_PERMISSION_USER_FIXED 13331 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13332 13333 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13334 | FLAG_PERMISSION_POLICY_FIXED; 13335 13336 boolean writeInstallPermissions = false; 13337 boolean writeRuntimePermissions = false; 13338 13339 final int permissionCount = ps.pkg.requestedPermissions.size(); 13340 for (int i = 0; i < permissionCount; i++) { 13341 String permission = ps.pkg.requestedPermissions.get(i); 13342 13343 BasePermission bp = mSettings.mPermissions.get(permission); 13344 if (bp == null) { 13345 continue; 13346 } 13347 13348 // If shared user we just reset the state to which only this app contributed. 13349 if (ps.sharedUser != null) { 13350 boolean used = false; 13351 final int packageCount = ps.sharedUser.packages.size(); 13352 for (int j = 0; j < packageCount; j++) { 13353 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13354 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13355 && pkg.pkg.requestedPermissions.contains(permission)) { 13356 used = true; 13357 break; 13358 } 13359 } 13360 if (used) { 13361 continue; 13362 } 13363 } 13364 13365 PermissionsState permissionsState = ps.getPermissionsState(); 13366 13367 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13368 13369 // Always clear the user settable flags. 13370 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13371 bp.name) != null; 13372 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13373 if (hasInstallState) { 13374 writeInstallPermissions = true; 13375 } else { 13376 writeRuntimePermissions = true; 13377 } 13378 } 13379 13380 // Below is only runtime permission handling. 13381 if (!bp.isRuntime()) { 13382 continue; 13383 } 13384 13385 // Never clobber system or policy. 13386 if ((oldFlags & policyOrSystemFlags) != 0) { 13387 continue; 13388 } 13389 13390 // If this permission was granted by default, make sure it is. 13391 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13392 if (permissionsState.grantRuntimePermission(bp, userId) 13393 != PERMISSION_OPERATION_FAILURE) { 13394 writeRuntimePermissions = true; 13395 } 13396 } else { 13397 // Otherwise, reset the permission. 13398 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13399 switch (revokeResult) { 13400 case PERMISSION_OPERATION_SUCCESS: { 13401 writeRuntimePermissions = true; 13402 } break; 13403 13404 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13405 writeRuntimePermissions = true; 13406 // If gids changed for this user, kill all affected packages. 13407 mHandler.post(new Runnable() { 13408 @Override 13409 public void run() { 13410 // This has to happen with no lock held. 13411 killSettingPackagesForUser(ps, userId, 13412 KILL_APP_REASON_GIDS_CHANGED); 13413 } 13414 }); 13415 } break; 13416 } 13417 } 13418 } 13419 13420 // Synchronously write as we are taking permissions away. 13421 if (writeRuntimePermissions) { 13422 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13423 } 13424 13425 // Synchronously write as we are taking permissions away. 13426 if (writeInstallPermissions) { 13427 mSettings.writeLPr(); 13428 } 13429 } 13430 13431 /** 13432 * Remove entries from the keystore daemon. Will only remove it if the 13433 * {@code appId} is valid. 13434 */ 13435 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13436 if (appId < 0) { 13437 return; 13438 } 13439 13440 final KeyStore keyStore = KeyStore.getInstance(); 13441 if (keyStore != null) { 13442 if (userId == UserHandle.USER_ALL) { 13443 for (final int individual : sUserManager.getUserIds()) { 13444 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13445 } 13446 } else { 13447 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13448 } 13449 } else { 13450 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13451 } 13452 } 13453 13454 @Override 13455 public void deleteApplicationCacheFiles(final String packageName, 13456 final IPackageDataObserver observer) { 13457 mContext.enforceCallingOrSelfPermission( 13458 android.Manifest.permission.DELETE_CACHE_FILES, null); 13459 // Queue up an async operation since the package deletion may take a little while. 13460 final int userId = UserHandle.getCallingUserId(); 13461 mHandler.post(new Runnable() { 13462 public void run() { 13463 mHandler.removeCallbacks(this); 13464 final boolean succeded; 13465 synchronized (mInstallLock) { 13466 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13467 } 13468 clearExternalStorageDataSync(packageName, userId, false); 13469 if (observer != null) { 13470 try { 13471 observer.onRemoveCompleted(packageName, succeded); 13472 } catch (RemoteException e) { 13473 Log.i(TAG, "Observer no longer exists."); 13474 } 13475 } //end if observer 13476 } //end run 13477 }); 13478 } 13479 13480 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13481 if (packageName == null) { 13482 Slog.w(TAG, "Attempt to delete null packageName."); 13483 return false; 13484 } 13485 PackageParser.Package p; 13486 synchronized (mPackages) { 13487 p = mPackages.get(packageName); 13488 } 13489 if (p == null) { 13490 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13491 return false; 13492 } 13493 final ApplicationInfo applicationInfo = p.applicationInfo; 13494 if (applicationInfo == null) { 13495 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13496 return false; 13497 } 13498 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13499 if (retCode < 0) { 13500 Slog.w(TAG, "Couldn't remove cache files for package: " 13501 + packageName + " u" + userId); 13502 return false; 13503 } 13504 return true; 13505 } 13506 13507 @Override 13508 public void getPackageSizeInfo(final String packageName, int userHandle, 13509 final IPackageStatsObserver observer) { 13510 mContext.enforceCallingOrSelfPermission( 13511 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13512 if (packageName == null) { 13513 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13514 } 13515 13516 PackageStats stats = new PackageStats(packageName, userHandle); 13517 13518 /* 13519 * Queue up an async operation since the package measurement may take a 13520 * little while. 13521 */ 13522 Message msg = mHandler.obtainMessage(INIT_COPY); 13523 msg.obj = new MeasureParams(stats, observer); 13524 mHandler.sendMessage(msg); 13525 } 13526 13527 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13528 PackageStats pStats) { 13529 if (packageName == null) { 13530 Slog.w(TAG, "Attempt to get size of null packageName."); 13531 return false; 13532 } 13533 PackageParser.Package p; 13534 boolean dataOnly = false; 13535 String libDirRoot = null; 13536 String asecPath = null; 13537 PackageSetting ps = null; 13538 synchronized (mPackages) { 13539 p = mPackages.get(packageName); 13540 ps = mSettings.mPackages.get(packageName); 13541 if(p == null) { 13542 dataOnly = true; 13543 if((ps == null) || (ps.pkg == null)) { 13544 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13545 return false; 13546 } 13547 p = ps.pkg; 13548 } 13549 if (ps != null) { 13550 libDirRoot = ps.legacyNativeLibraryPathString; 13551 } 13552 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13553 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13554 if (secureContainerId != null) { 13555 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13556 } 13557 } 13558 } 13559 String publicSrcDir = null; 13560 if(!dataOnly) { 13561 final ApplicationInfo applicationInfo = p.applicationInfo; 13562 if (applicationInfo == null) { 13563 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13564 return false; 13565 } 13566 if (p.isForwardLocked()) { 13567 publicSrcDir = applicationInfo.getBaseResourcePath(); 13568 } 13569 } 13570 // TODO: extend to measure size of split APKs 13571 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13572 // not just the first level. 13573 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13574 // just the primary. 13575 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13576 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13577 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13578 if (res < 0) { 13579 return false; 13580 } 13581 13582 // Fix-up for forward-locked applications in ASEC containers. 13583 if (!isExternal(p)) { 13584 pStats.codeSize += pStats.externalCodeSize; 13585 pStats.externalCodeSize = 0L; 13586 } 13587 13588 return true; 13589 } 13590 13591 13592 @Override 13593 public void addPackageToPreferred(String packageName) { 13594 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13595 } 13596 13597 @Override 13598 public void removePackageFromPreferred(String packageName) { 13599 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13600 } 13601 13602 @Override 13603 public List<PackageInfo> getPreferredPackages(int flags) { 13604 return new ArrayList<PackageInfo>(); 13605 } 13606 13607 private int getUidTargetSdkVersionLockedLPr(int uid) { 13608 Object obj = mSettings.getUserIdLPr(uid); 13609 if (obj instanceof SharedUserSetting) { 13610 final SharedUserSetting sus = (SharedUserSetting) obj; 13611 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13612 final Iterator<PackageSetting> it = sus.packages.iterator(); 13613 while (it.hasNext()) { 13614 final PackageSetting ps = it.next(); 13615 if (ps.pkg != null) { 13616 int v = ps.pkg.applicationInfo.targetSdkVersion; 13617 if (v < vers) vers = v; 13618 } 13619 } 13620 return vers; 13621 } else if (obj instanceof PackageSetting) { 13622 final PackageSetting ps = (PackageSetting) obj; 13623 if (ps.pkg != null) { 13624 return ps.pkg.applicationInfo.targetSdkVersion; 13625 } 13626 } 13627 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13628 } 13629 13630 @Override 13631 public void addPreferredActivity(IntentFilter filter, int match, 13632 ComponentName[] set, ComponentName activity, int userId) { 13633 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13634 "Adding preferred"); 13635 } 13636 13637 private void addPreferredActivityInternal(IntentFilter filter, int match, 13638 ComponentName[] set, ComponentName activity, boolean always, int userId, 13639 String opname) { 13640 // writer 13641 int callingUid = Binder.getCallingUid(); 13642 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13643 if (filter.countActions() == 0) { 13644 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13645 return; 13646 } 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 addPreferredActivity() from uid " 13654 + callingUid); 13655 return; 13656 } 13657 mContext.enforceCallingOrSelfPermission( 13658 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13659 } 13660 13661 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13662 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13663 + userId + ":"); 13664 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13665 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13666 scheduleWritePackageRestrictionsLocked(userId); 13667 } 13668 } 13669 13670 @Override 13671 public void replacePreferredActivity(IntentFilter filter, int match, 13672 ComponentName[] set, ComponentName activity, int userId) { 13673 if (filter.countActions() != 1) { 13674 throw new IllegalArgumentException( 13675 "replacePreferredActivity expects filter to have only 1 action."); 13676 } 13677 if (filter.countDataAuthorities() != 0 13678 || filter.countDataPaths() != 0 13679 || filter.countDataSchemes() > 1 13680 || filter.countDataTypes() != 0) { 13681 throw new IllegalArgumentException( 13682 "replacePreferredActivity expects filter to have no data authorities, " + 13683 "paths, or types; and at most one scheme."); 13684 } 13685 13686 final int callingUid = Binder.getCallingUid(); 13687 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13688 synchronized (mPackages) { 13689 if (mContext.checkCallingOrSelfPermission( 13690 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13691 != PackageManager.PERMISSION_GRANTED) { 13692 if (getUidTargetSdkVersionLockedLPr(callingUid) 13693 < Build.VERSION_CODES.FROYO) { 13694 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13695 + Binder.getCallingUid()); 13696 return; 13697 } 13698 mContext.enforceCallingOrSelfPermission( 13699 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13700 } 13701 13702 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13703 if (pir != null) { 13704 // Get all of the existing entries that exactly match this filter. 13705 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13706 if (existing != null && existing.size() == 1) { 13707 PreferredActivity cur = existing.get(0); 13708 if (DEBUG_PREFERRED) { 13709 Slog.i(TAG, "Checking replace of preferred:"); 13710 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13711 if (!cur.mPref.mAlways) { 13712 Slog.i(TAG, " -- CUR; not mAlways!"); 13713 } else { 13714 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13715 Slog.i(TAG, " -- CUR: mSet=" 13716 + Arrays.toString(cur.mPref.mSetComponents)); 13717 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13718 Slog.i(TAG, " -- NEW: mMatch=" 13719 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13720 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13721 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13722 } 13723 } 13724 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13725 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13726 && cur.mPref.sameSet(set)) { 13727 // Setting the preferred activity to what it happens to be already 13728 if (DEBUG_PREFERRED) { 13729 Slog.i(TAG, "Replacing with same preferred activity " 13730 + cur.mPref.mShortComponent + " for user " 13731 + userId + ":"); 13732 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13733 } 13734 return; 13735 } 13736 } 13737 13738 if (existing != null) { 13739 if (DEBUG_PREFERRED) { 13740 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13741 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13742 } 13743 for (int i = 0; i < existing.size(); i++) { 13744 PreferredActivity pa = existing.get(i); 13745 if (DEBUG_PREFERRED) { 13746 Slog.i(TAG, "Removing existing preferred activity " 13747 + pa.mPref.mComponent + ":"); 13748 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13749 } 13750 pir.removeFilter(pa); 13751 } 13752 } 13753 } 13754 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13755 "Replacing preferred"); 13756 } 13757 } 13758 13759 @Override 13760 public void clearPackagePreferredActivities(String packageName) { 13761 final int uid = Binder.getCallingUid(); 13762 // writer 13763 synchronized (mPackages) { 13764 PackageParser.Package pkg = mPackages.get(packageName); 13765 if (pkg == null || pkg.applicationInfo.uid != uid) { 13766 if (mContext.checkCallingOrSelfPermission( 13767 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13768 != PackageManager.PERMISSION_GRANTED) { 13769 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13770 < Build.VERSION_CODES.FROYO) { 13771 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13772 + Binder.getCallingUid()); 13773 return; 13774 } 13775 mContext.enforceCallingOrSelfPermission( 13776 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13777 } 13778 } 13779 13780 int user = UserHandle.getCallingUserId(); 13781 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13782 scheduleWritePackageRestrictionsLocked(user); 13783 } 13784 } 13785 } 13786 13787 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13788 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13789 ArrayList<PreferredActivity> removed = null; 13790 boolean changed = false; 13791 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13792 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13793 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13794 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13795 continue; 13796 } 13797 Iterator<PreferredActivity> it = pir.filterIterator(); 13798 while (it.hasNext()) { 13799 PreferredActivity pa = it.next(); 13800 // Mark entry for removal only if it matches the package name 13801 // and the entry is of type "always". 13802 if (packageName == null || 13803 (pa.mPref.mComponent.getPackageName().equals(packageName) 13804 && pa.mPref.mAlways)) { 13805 if (removed == null) { 13806 removed = new ArrayList<PreferredActivity>(); 13807 } 13808 removed.add(pa); 13809 } 13810 } 13811 if (removed != null) { 13812 for (int j=0; j<removed.size(); j++) { 13813 PreferredActivity pa = removed.get(j); 13814 pir.removeFilter(pa); 13815 } 13816 changed = true; 13817 } 13818 } 13819 return changed; 13820 } 13821 13822 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13823 private void clearIntentFilterVerificationsLPw(int userId) { 13824 final int packageCount = mPackages.size(); 13825 for (int i = 0; i < packageCount; i++) { 13826 PackageParser.Package pkg = mPackages.valueAt(i); 13827 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13828 } 13829 } 13830 13831 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13832 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13833 if (userId == UserHandle.USER_ALL) { 13834 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13835 sUserManager.getUserIds())) { 13836 for (int oneUserId : sUserManager.getUserIds()) { 13837 scheduleWritePackageRestrictionsLocked(oneUserId); 13838 } 13839 } 13840 } else { 13841 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13842 scheduleWritePackageRestrictionsLocked(userId); 13843 } 13844 } 13845 } 13846 13847 void clearDefaultBrowserIfNeeded(String packageName) { 13848 for (int oneUserId : sUserManager.getUserIds()) { 13849 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13850 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13851 if (packageName.equals(defaultBrowserPackageName)) { 13852 setDefaultBrowserPackageName(null, oneUserId); 13853 } 13854 } 13855 } 13856 13857 @Override 13858 public void resetApplicationPreferences(int userId) { 13859 mContext.enforceCallingOrSelfPermission( 13860 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13861 // writer 13862 synchronized (mPackages) { 13863 final long identity = Binder.clearCallingIdentity(); 13864 try { 13865 clearPackagePreferredActivitiesLPw(null, userId); 13866 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13867 // TODO: We have to reset the default SMS and Phone. This requires 13868 // significant refactoring to keep all default apps in the package 13869 // manager (cleaner but more work) or have the services provide 13870 // callbacks to the package manager to request a default app reset. 13871 applyFactoryDefaultBrowserLPw(userId); 13872 clearIntentFilterVerificationsLPw(userId); 13873 primeDomainVerificationsLPw(userId); 13874 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 13875 scheduleWritePackageRestrictionsLocked(userId); 13876 } finally { 13877 Binder.restoreCallingIdentity(identity); 13878 } 13879 } 13880 } 13881 13882 @Override 13883 public int getPreferredActivities(List<IntentFilter> outFilters, 13884 List<ComponentName> outActivities, String packageName) { 13885 13886 int num = 0; 13887 final int userId = UserHandle.getCallingUserId(); 13888 // reader 13889 synchronized (mPackages) { 13890 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13891 if (pir != null) { 13892 final Iterator<PreferredActivity> it = pir.filterIterator(); 13893 while (it.hasNext()) { 13894 final PreferredActivity pa = it.next(); 13895 if (packageName == null 13896 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13897 && pa.mPref.mAlways)) { 13898 if (outFilters != null) { 13899 outFilters.add(new IntentFilter(pa)); 13900 } 13901 if (outActivities != null) { 13902 outActivities.add(pa.mPref.mComponent); 13903 } 13904 } 13905 } 13906 } 13907 } 13908 13909 return num; 13910 } 13911 13912 @Override 13913 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13914 int userId) { 13915 int callingUid = Binder.getCallingUid(); 13916 if (callingUid != Process.SYSTEM_UID) { 13917 throw new SecurityException( 13918 "addPersistentPreferredActivity can only be run by the system"); 13919 } 13920 if (filter.countActions() == 0) { 13921 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13922 return; 13923 } 13924 synchronized (mPackages) { 13925 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13926 " :"); 13927 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13928 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13929 new PersistentPreferredActivity(filter, activity)); 13930 scheduleWritePackageRestrictionsLocked(userId); 13931 } 13932 } 13933 13934 @Override 13935 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13936 int callingUid = Binder.getCallingUid(); 13937 if (callingUid != Process.SYSTEM_UID) { 13938 throw new SecurityException( 13939 "clearPackagePersistentPreferredActivities can only be run by the system"); 13940 } 13941 ArrayList<PersistentPreferredActivity> removed = null; 13942 boolean changed = false; 13943 synchronized (mPackages) { 13944 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13945 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13946 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13947 .valueAt(i); 13948 if (userId != thisUserId) { 13949 continue; 13950 } 13951 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13952 while (it.hasNext()) { 13953 PersistentPreferredActivity ppa = it.next(); 13954 // Mark entry for removal only if it matches the package name. 13955 if (ppa.mComponent.getPackageName().equals(packageName)) { 13956 if (removed == null) { 13957 removed = new ArrayList<PersistentPreferredActivity>(); 13958 } 13959 removed.add(ppa); 13960 } 13961 } 13962 if (removed != null) { 13963 for (int j=0; j<removed.size(); j++) { 13964 PersistentPreferredActivity ppa = removed.get(j); 13965 ppir.removeFilter(ppa); 13966 } 13967 changed = true; 13968 } 13969 } 13970 13971 if (changed) { 13972 scheduleWritePackageRestrictionsLocked(userId); 13973 } 13974 } 13975 } 13976 13977 /** 13978 * Common machinery for picking apart a restored XML blob and passing 13979 * it to a caller-supplied functor to be applied to the running system. 13980 */ 13981 private void restoreFromXml(XmlPullParser parser, int userId, 13982 String expectedStartTag, BlobXmlRestorer functor) 13983 throws IOException, XmlPullParserException { 13984 int type; 13985 while ((type = parser.next()) != XmlPullParser.START_TAG 13986 && type != XmlPullParser.END_DOCUMENT) { 13987 } 13988 if (type != XmlPullParser.START_TAG) { 13989 // oops didn't find a start tag?! 13990 if (DEBUG_BACKUP) { 13991 Slog.e(TAG, "Didn't find start tag during restore"); 13992 } 13993 return; 13994 } 13995 13996 // this is supposed to be TAG_PREFERRED_BACKUP 13997 if (!expectedStartTag.equals(parser.getName())) { 13998 if (DEBUG_BACKUP) { 13999 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14000 } 14001 return; 14002 } 14003 14004 // skip interfering stuff, then we're aligned with the backing implementation 14005 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14006 functor.apply(parser, userId); 14007 } 14008 14009 private interface BlobXmlRestorer { 14010 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14011 } 14012 14013 /** 14014 * Non-Binder method, support for the backup/restore mechanism: write the 14015 * full set of preferred activities in its canonical XML format. Returns the 14016 * XML output as a byte array, or null if there is none. 14017 */ 14018 @Override 14019 public byte[] getPreferredActivityBackup(int userId) { 14020 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14021 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14022 } 14023 14024 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14025 try { 14026 final XmlSerializer serializer = new FastXmlSerializer(); 14027 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14028 serializer.startDocument(null, true); 14029 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14030 14031 synchronized (mPackages) { 14032 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14033 } 14034 14035 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14036 serializer.endDocument(); 14037 serializer.flush(); 14038 } catch (Exception e) { 14039 if (DEBUG_BACKUP) { 14040 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14041 } 14042 return null; 14043 } 14044 14045 return dataStream.toByteArray(); 14046 } 14047 14048 @Override 14049 public void restorePreferredActivities(byte[] backup, int userId) { 14050 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14051 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14052 } 14053 14054 try { 14055 final XmlPullParser parser = Xml.newPullParser(); 14056 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14057 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14058 new BlobXmlRestorer() { 14059 @Override 14060 public void apply(XmlPullParser parser, int userId) 14061 throws XmlPullParserException, IOException { 14062 synchronized (mPackages) { 14063 mSettings.readPreferredActivitiesLPw(parser, userId); 14064 } 14065 } 14066 } ); 14067 } catch (Exception e) { 14068 if (DEBUG_BACKUP) { 14069 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14070 } 14071 } 14072 } 14073 14074 /** 14075 * Non-Binder method, support for the backup/restore mechanism: write the 14076 * default browser (etc) settings in its canonical XML format. Returns the default 14077 * browser XML representation as a byte array, or null if there is none. 14078 */ 14079 @Override 14080 public byte[] getDefaultAppsBackup(int userId) { 14081 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14082 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14083 } 14084 14085 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14086 try { 14087 final XmlSerializer serializer = new FastXmlSerializer(); 14088 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14089 serializer.startDocument(null, true); 14090 serializer.startTag(null, TAG_DEFAULT_APPS); 14091 14092 synchronized (mPackages) { 14093 mSettings.writeDefaultAppsLPr(serializer, userId); 14094 } 14095 14096 serializer.endTag(null, TAG_DEFAULT_APPS); 14097 serializer.endDocument(); 14098 serializer.flush(); 14099 } catch (Exception e) { 14100 if (DEBUG_BACKUP) { 14101 Slog.e(TAG, "Unable to write default apps for backup", e); 14102 } 14103 return null; 14104 } 14105 14106 return dataStream.toByteArray(); 14107 } 14108 14109 @Override 14110 public void restoreDefaultApps(byte[] backup, int userId) { 14111 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14112 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14113 } 14114 14115 try { 14116 final XmlPullParser parser = Xml.newPullParser(); 14117 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14118 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14119 new BlobXmlRestorer() { 14120 @Override 14121 public void apply(XmlPullParser parser, int userId) 14122 throws XmlPullParserException, IOException { 14123 synchronized (mPackages) { 14124 mSettings.readDefaultAppsLPw(parser, userId); 14125 } 14126 } 14127 } ); 14128 } catch (Exception e) { 14129 if (DEBUG_BACKUP) { 14130 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14131 } 14132 } 14133 } 14134 14135 @Override 14136 public byte[] getIntentFilterVerificationBackup(int userId) { 14137 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14138 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14139 } 14140 14141 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14142 try { 14143 final XmlSerializer serializer = new FastXmlSerializer(); 14144 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14145 serializer.startDocument(null, true); 14146 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14147 14148 synchronized (mPackages) { 14149 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14150 } 14151 14152 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14153 serializer.endDocument(); 14154 serializer.flush(); 14155 } catch (Exception e) { 14156 if (DEBUG_BACKUP) { 14157 Slog.e(TAG, "Unable to write default apps for backup", e); 14158 } 14159 return null; 14160 } 14161 14162 return dataStream.toByteArray(); 14163 } 14164 14165 @Override 14166 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14167 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14168 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14169 } 14170 14171 try { 14172 final XmlPullParser parser = Xml.newPullParser(); 14173 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14174 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14175 new BlobXmlRestorer() { 14176 @Override 14177 public void apply(XmlPullParser parser, int userId) 14178 throws XmlPullParserException, IOException { 14179 synchronized (mPackages) { 14180 mSettings.readAllDomainVerificationsLPr(parser, userId); 14181 mSettings.writeLPr(); 14182 } 14183 } 14184 } ); 14185 } catch (Exception e) { 14186 if (DEBUG_BACKUP) { 14187 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14188 } 14189 } 14190 } 14191 14192 @Override 14193 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14194 int sourceUserId, int targetUserId, int flags) { 14195 mContext.enforceCallingOrSelfPermission( 14196 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14197 int callingUid = Binder.getCallingUid(); 14198 enforceOwnerRights(ownerPackage, callingUid); 14199 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14200 if (intentFilter.countActions() == 0) { 14201 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14202 return; 14203 } 14204 synchronized (mPackages) { 14205 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14206 ownerPackage, targetUserId, flags); 14207 CrossProfileIntentResolver resolver = 14208 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14209 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14210 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14211 if (existing != null) { 14212 int size = existing.size(); 14213 for (int i = 0; i < size; i++) { 14214 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14215 return; 14216 } 14217 } 14218 } 14219 resolver.addFilter(newFilter); 14220 scheduleWritePackageRestrictionsLocked(sourceUserId); 14221 } 14222 } 14223 14224 @Override 14225 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14226 mContext.enforceCallingOrSelfPermission( 14227 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14228 int callingUid = Binder.getCallingUid(); 14229 enforceOwnerRights(ownerPackage, callingUid); 14230 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14231 synchronized (mPackages) { 14232 CrossProfileIntentResolver resolver = 14233 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14234 ArraySet<CrossProfileIntentFilter> set = 14235 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14236 for (CrossProfileIntentFilter filter : set) { 14237 if (filter.getOwnerPackage().equals(ownerPackage)) { 14238 resolver.removeFilter(filter); 14239 } 14240 } 14241 scheduleWritePackageRestrictionsLocked(sourceUserId); 14242 } 14243 } 14244 14245 // Enforcing that callingUid is owning pkg on userId 14246 private void enforceOwnerRights(String pkg, int callingUid) { 14247 // The system owns everything. 14248 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14249 return; 14250 } 14251 int callingUserId = UserHandle.getUserId(callingUid); 14252 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14253 if (pi == null) { 14254 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14255 + callingUserId); 14256 } 14257 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14258 throw new SecurityException("Calling uid " + callingUid 14259 + " does not own package " + pkg); 14260 } 14261 } 14262 14263 @Override 14264 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14265 Intent intent = new Intent(Intent.ACTION_MAIN); 14266 intent.addCategory(Intent.CATEGORY_HOME); 14267 14268 final int callingUserId = UserHandle.getCallingUserId(); 14269 List<ResolveInfo> list = queryIntentActivities(intent, null, 14270 PackageManager.GET_META_DATA, callingUserId); 14271 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14272 true, false, false, callingUserId); 14273 14274 allHomeCandidates.clear(); 14275 if (list != null) { 14276 for (ResolveInfo ri : list) { 14277 allHomeCandidates.add(ri); 14278 } 14279 } 14280 return (preferred == null || preferred.activityInfo == null) 14281 ? null 14282 : new ComponentName(preferred.activityInfo.packageName, 14283 preferred.activityInfo.name); 14284 } 14285 14286 @Override 14287 public void setApplicationEnabledSetting(String appPackageName, 14288 int newState, int flags, int userId, String callingPackage) { 14289 if (!sUserManager.exists(userId)) return; 14290 if (callingPackage == null) { 14291 callingPackage = Integer.toString(Binder.getCallingUid()); 14292 } 14293 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14294 } 14295 14296 @Override 14297 public void setComponentEnabledSetting(ComponentName componentName, 14298 int newState, int flags, int userId) { 14299 if (!sUserManager.exists(userId)) return; 14300 setEnabledSetting(componentName.getPackageName(), 14301 componentName.getClassName(), newState, flags, userId, null); 14302 } 14303 14304 private void setEnabledSetting(final String packageName, String className, int newState, 14305 final int flags, int userId, String callingPackage) { 14306 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14307 || newState == COMPONENT_ENABLED_STATE_ENABLED 14308 || newState == COMPONENT_ENABLED_STATE_DISABLED 14309 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14310 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14311 throw new IllegalArgumentException("Invalid new component state: " 14312 + newState); 14313 } 14314 PackageSetting pkgSetting; 14315 final int uid = Binder.getCallingUid(); 14316 final int permission = mContext.checkCallingOrSelfPermission( 14317 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14318 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14319 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14320 boolean sendNow = false; 14321 boolean isApp = (className == null); 14322 String componentName = isApp ? packageName : className; 14323 int packageUid = -1; 14324 ArrayList<String> components; 14325 14326 // writer 14327 synchronized (mPackages) { 14328 pkgSetting = mSettings.mPackages.get(packageName); 14329 if (pkgSetting == null) { 14330 if (className == null) { 14331 throw new IllegalArgumentException( 14332 "Unknown package: " + packageName); 14333 } 14334 throw new IllegalArgumentException( 14335 "Unknown component: " + packageName 14336 + "/" + className); 14337 } 14338 // Allow root and verify that userId is not being specified by a different user 14339 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14340 throw new SecurityException( 14341 "Permission Denial: attempt to change component state from pid=" 14342 + Binder.getCallingPid() 14343 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14344 } 14345 if (className == null) { 14346 // We're dealing with an application/package level state change 14347 if (pkgSetting.getEnabled(userId) == newState) { 14348 // Nothing to do 14349 return; 14350 } 14351 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14352 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14353 // Don't care about who enables an app. 14354 callingPackage = null; 14355 } 14356 pkgSetting.setEnabled(newState, userId, callingPackage); 14357 // pkgSetting.pkg.mSetEnabled = newState; 14358 } else { 14359 // We're dealing with a component level state change 14360 // First, verify that this is a valid class name. 14361 PackageParser.Package pkg = pkgSetting.pkg; 14362 if (pkg == null || !pkg.hasComponentClassName(className)) { 14363 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14364 throw new IllegalArgumentException("Component class " + className 14365 + " does not exist in " + packageName); 14366 } else { 14367 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14368 + className + " does not exist in " + packageName); 14369 } 14370 } 14371 switch (newState) { 14372 case COMPONENT_ENABLED_STATE_ENABLED: 14373 if (!pkgSetting.enableComponentLPw(className, userId)) { 14374 return; 14375 } 14376 break; 14377 case COMPONENT_ENABLED_STATE_DISABLED: 14378 if (!pkgSetting.disableComponentLPw(className, userId)) { 14379 return; 14380 } 14381 break; 14382 case COMPONENT_ENABLED_STATE_DEFAULT: 14383 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14384 return; 14385 } 14386 break; 14387 default: 14388 Slog.e(TAG, "Invalid new component state: " + newState); 14389 return; 14390 } 14391 } 14392 scheduleWritePackageRestrictionsLocked(userId); 14393 components = mPendingBroadcasts.get(userId, packageName); 14394 final boolean newPackage = components == null; 14395 if (newPackage) { 14396 components = new ArrayList<String>(); 14397 } 14398 if (!components.contains(componentName)) { 14399 components.add(componentName); 14400 } 14401 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14402 sendNow = true; 14403 // Purge entry from pending broadcast list if another one exists already 14404 // since we are sending one right away. 14405 mPendingBroadcasts.remove(userId, packageName); 14406 } else { 14407 if (newPackage) { 14408 mPendingBroadcasts.put(userId, packageName, components); 14409 } 14410 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14411 // Schedule a message 14412 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14413 } 14414 } 14415 } 14416 14417 long callingId = Binder.clearCallingIdentity(); 14418 try { 14419 if (sendNow) { 14420 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14421 sendPackageChangedBroadcast(packageName, 14422 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14423 } 14424 } finally { 14425 Binder.restoreCallingIdentity(callingId); 14426 } 14427 } 14428 14429 private void sendPackageChangedBroadcast(String packageName, 14430 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14431 if (DEBUG_INSTALL) 14432 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14433 + componentNames); 14434 Bundle extras = new Bundle(4); 14435 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14436 String nameList[] = new String[componentNames.size()]; 14437 componentNames.toArray(nameList); 14438 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14439 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14440 extras.putInt(Intent.EXTRA_UID, packageUid); 14441 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14442 new int[] {UserHandle.getUserId(packageUid)}); 14443 } 14444 14445 @Override 14446 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14447 if (!sUserManager.exists(userId)) return; 14448 final int uid = Binder.getCallingUid(); 14449 final int permission = mContext.checkCallingOrSelfPermission( 14450 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14451 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14452 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14453 // writer 14454 synchronized (mPackages) { 14455 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14456 allowedByPermission, uid, userId)) { 14457 scheduleWritePackageRestrictionsLocked(userId); 14458 } 14459 } 14460 } 14461 14462 @Override 14463 public String getInstallerPackageName(String packageName) { 14464 // reader 14465 synchronized (mPackages) { 14466 return mSettings.getInstallerPackageNameLPr(packageName); 14467 } 14468 } 14469 14470 @Override 14471 public int getApplicationEnabledSetting(String packageName, int userId) { 14472 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14473 int uid = Binder.getCallingUid(); 14474 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14475 // reader 14476 synchronized (mPackages) { 14477 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14478 } 14479 } 14480 14481 @Override 14482 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14483 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14484 int uid = Binder.getCallingUid(); 14485 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14486 // reader 14487 synchronized (mPackages) { 14488 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14489 } 14490 } 14491 14492 @Override 14493 public void enterSafeMode() { 14494 enforceSystemOrRoot("Only the system can request entering safe mode"); 14495 14496 if (!mSystemReady) { 14497 mSafeMode = true; 14498 } 14499 } 14500 14501 @Override 14502 public void systemReady() { 14503 mSystemReady = true; 14504 14505 // Read the compatibilty setting when the system is ready. 14506 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14507 mContext.getContentResolver(), 14508 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14509 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14510 if (DEBUG_SETTINGS) { 14511 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14512 } 14513 14514 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14515 14516 synchronized (mPackages) { 14517 // Verify that all of the preferred activity components actually 14518 // exist. It is possible for applications to be updated and at 14519 // that point remove a previously declared activity component that 14520 // had been set as a preferred activity. We try to clean this up 14521 // the next time we encounter that preferred activity, but it is 14522 // possible for the user flow to never be able to return to that 14523 // situation so here we do a sanity check to make sure we haven't 14524 // left any junk around. 14525 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14526 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14527 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14528 removed.clear(); 14529 for (PreferredActivity pa : pir.filterSet()) { 14530 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14531 removed.add(pa); 14532 } 14533 } 14534 if (removed.size() > 0) { 14535 for (int r=0; r<removed.size(); r++) { 14536 PreferredActivity pa = removed.get(r); 14537 Slog.w(TAG, "Removing dangling preferred activity: " 14538 + pa.mPref.mComponent); 14539 pir.removeFilter(pa); 14540 } 14541 mSettings.writePackageRestrictionsLPr( 14542 mSettings.mPreferredActivities.keyAt(i)); 14543 } 14544 } 14545 14546 for (int userId : UserManagerService.getInstance().getUserIds()) { 14547 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14548 grantPermissionsUserIds = ArrayUtils.appendInt( 14549 grantPermissionsUserIds, userId); 14550 } 14551 } 14552 } 14553 sUserManager.systemReady(); 14554 14555 // If we upgraded grant all default permissions before kicking off. 14556 for (int userId : grantPermissionsUserIds) { 14557 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14558 } 14559 14560 // Kick off any messages waiting for system ready 14561 if (mPostSystemReadyMessages != null) { 14562 for (Message msg : mPostSystemReadyMessages) { 14563 msg.sendToTarget(); 14564 } 14565 mPostSystemReadyMessages = null; 14566 } 14567 14568 // Watch for external volumes that come and go over time 14569 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14570 storage.registerListener(mStorageListener); 14571 14572 mInstallerService.systemReady(); 14573 mPackageDexOptimizer.systemReady(); 14574 14575 MountServiceInternal mountServiceInternal = LocalServices.getService( 14576 MountServiceInternal.class); 14577 mountServiceInternal.addExternalStoragePolicy( 14578 new MountServiceInternal.ExternalStorageMountPolicy() { 14579 @Override 14580 public int getMountMode(int uid, String packageName) { 14581 if (Process.isIsolated(uid)) { 14582 return Zygote.MOUNT_EXTERNAL_NONE; 14583 } 14584 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14585 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14586 } 14587 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14588 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14589 } 14590 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14591 return Zygote.MOUNT_EXTERNAL_READ; 14592 } 14593 return Zygote.MOUNT_EXTERNAL_WRITE; 14594 } 14595 14596 @Override 14597 public boolean hasExternalStorage(int uid, String packageName) { 14598 return true; 14599 } 14600 }); 14601 } 14602 14603 @Override 14604 public boolean isSafeMode() { 14605 return mSafeMode; 14606 } 14607 14608 @Override 14609 public boolean hasSystemUidErrors() { 14610 return mHasSystemUidErrors; 14611 } 14612 14613 static String arrayToString(int[] array) { 14614 StringBuffer buf = new StringBuffer(128); 14615 buf.append('['); 14616 if (array != null) { 14617 for (int i=0; i<array.length; i++) { 14618 if (i > 0) buf.append(", "); 14619 buf.append(array[i]); 14620 } 14621 } 14622 buf.append(']'); 14623 return buf.toString(); 14624 } 14625 14626 static class DumpState { 14627 public static final int DUMP_LIBS = 1 << 0; 14628 public static final int DUMP_FEATURES = 1 << 1; 14629 public static final int DUMP_RESOLVERS = 1 << 2; 14630 public static final int DUMP_PERMISSIONS = 1 << 3; 14631 public static final int DUMP_PACKAGES = 1 << 4; 14632 public static final int DUMP_SHARED_USERS = 1 << 5; 14633 public static final int DUMP_MESSAGES = 1 << 6; 14634 public static final int DUMP_PROVIDERS = 1 << 7; 14635 public static final int DUMP_VERIFIERS = 1 << 8; 14636 public static final int DUMP_PREFERRED = 1 << 9; 14637 public static final int DUMP_PREFERRED_XML = 1 << 10; 14638 public static final int DUMP_KEYSETS = 1 << 11; 14639 public static final int DUMP_VERSION = 1 << 12; 14640 public static final int DUMP_INSTALLS = 1 << 13; 14641 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14642 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14643 14644 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14645 14646 private int mTypes; 14647 14648 private int mOptions; 14649 14650 private boolean mTitlePrinted; 14651 14652 private SharedUserSetting mSharedUser; 14653 14654 public boolean isDumping(int type) { 14655 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14656 return true; 14657 } 14658 14659 return (mTypes & type) != 0; 14660 } 14661 14662 public void setDump(int type) { 14663 mTypes |= type; 14664 } 14665 14666 public boolean isOptionEnabled(int option) { 14667 return (mOptions & option) != 0; 14668 } 14669 14670 public void setOptionEnabled(int option) { 14671 mOptions |= option; 14672 } 14673 14674 public boolean onTitlePrinted() { 14675 final boolean printed = mTitlePrinted; 14676 mTitlePrinted = true; 14677 return printed; 14678 } 14679 14680 public boolean getTitlePrinted() { 14681 return mTitlePrinted; 14682 } 14683 14684 public void setTitlePrinted(boolean enabled) { 14685 mTitlePrinted = enabled; 14686 } 14687 14688 public SharedUserSetting getSharedUser() { 14689 return mSharedUser; 14690 } 14691 14692 public void setSharedUser(SharedUserSetting user) { 14693 mSharedUser = user; 14694 } 14695 } 14696 14697 @Override 14698 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14699 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14700 != PackageManager.PERMISSION_GRANTED) { 14701 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14702 + Binder.getCallingPid() 14703 + ", uid=" + Binder.getCallingUid() 14704 + " without permission " 14705 + android.Manifest.permission.DUMP); 14706 return; 14707 } 14708 14709 DumpState dumpState = new DumpState(); 14710 boolean fullPreferred = false; 14711 boolean checkin = false; 14712 14713 String packageName = null; 14714 ArraySet<String> permissionNames = null; 14715 14716 int opti = 0; 14717 while (opti < args.length) { 14718 String opt = args[opti]; 14719 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14720 break; 14721 } 14722 opti++; 14723 14724 if ("-a".equals(opt)) { 14725 // Right now we only know how to print all. 14726 } else if ("-h".equals(opt)) { 14727 pw.println("Package manager dump options:"); 14728 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14729 pw.println(" --checkin: dump for a checkin"); 14730 pw.println(" -f: print details of intent filters"); 14731 pw.println(" -h: print this help"); 14732 pw.println(" cmd may be one of:"); 14733 pw.println(" l[ibraries]: list known shared libraries"); 14734 pw.println(" f[ibraries]: list device features"); 14735 pw.println(" k[eysets]: print known keysets"); 14736 pw.println(" r[esolvers]: dump intent resolvers"); 14737 pw.println(" perm[issions]: dump permissions"); 14738 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14739 pw.println(" pref[erred]: print preferred package settings"); 14740 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14741 pw.println(" prov[iders]: dump content providers"); 14742 pw.println(" p[ackages]: dump installed packages"); 14743 pw.println(" s[hared-users]: dump shared user IDs"); 14744 pw.println(" m[essages]: print collected runtime messages"); 14745 pw.println(" v[erifiers]: print package verifier info"); 14746 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14747 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14748 pw.println(" version: print database version info"); 14749 pw.println(" write: write current settings now"); 14750 pw.println(" installs: details about install sessions"); 14751 pw.println(" <package.name>: info about given package"); 14752 return; 14753 } else if ("--checkin".equals(opt)) { 14754 checkin = true; 14755 } else if ("-f".equals(opt)) { 14756 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14757 } else { 14758 pw.println("Unknown argument: " + opt + "; use -h for help"); 14759 } 14760 } 14761 14762 // Is the caller requesting to dump a particular piece of data? 14763 if (opti < args.length) { 14764 String cmd = args[opti]; 14765 opti++; 14766 // Is this a package name? 14767 if ("android".equals(cmd) || cmd.contains(".")) { 14768 packageName = cmd; 14769 // When dumping a single package, we always dump all of its 14770 // filter information since the amount of data will be reasonable. 14771 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14772 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14773 dumpState.setDump(DumpState.DUMP_LIBS); 14774 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14775 dumpState.setDump(DumpState.DUMP_FEATURES); 14776 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14777 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14778 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14779 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14780 } else if ("permission".equals(cmd)) { 14781 if (opti >= args.length) { 14782 pw.println("Error: permission requires permission name"); 14783 return; 14784 } 14785 permissionNames = new ArraySet<>(); 14786 while (opti < args.length) { 14787 permissionNames.add(args[opti]); 14788 opti++; 14789 } 14790 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14791 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14792 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14793 dumpState.setDump(DumpState.DUMP_PREFERRED); 14794 } else if ("preferred-xml".equals(cmd)) { 14795 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14796 if (opti < args.length && "--full".equals(args[opti])) { 14797 fullPreferred = true; 14798 opti++; 14799 } 14800 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14801 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14802 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14803 dumpState.setDump(DumpState.DUMP_PACKAGES); 14804 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14805 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14806 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14807 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14808 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14809 dumpState.setDump(DumpState.DUMP_MESSAGES); 14810 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14811 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14812 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14813 || "intent-filter-verifiers".equals(cmd)) { 14814 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14815 } else if ("version".equals(cmd)) { 14816 dumpState.setDump(DumpState.DUMP_VERSION); 14817 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14818 dumpState.setDump(DumpState.DUMP_KEYSETS); 14819 } else if ("installs".equals(cmd)) { 14820 dumpState.setDump(DumpState.DUMP_INSTALLS); 14821 } else if ("write".equals(cmd)) { 14822 synchronized (mPackages) { 14823 mSettings.writeLPr(); 14824 pw.println("Settings written."); 14825 return; 14826 } 14827 } 14828 } 14829 14830 if (checkin) { 14831 pw.println("vers,1"); 14832 } 14833 14834 // reader 14835 synchronized (mPackages) { 14836 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14837 if (!checkin) { 14838 if (dumpState.onTitlePrinted()) 14839 pw.println(); 14840 pw.println("Database versions:"); 14841 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 14842 } 14843 } 14844 14845 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14846 if (!checkin) { 14847 if (dumpState.onTitlePrinted()) 14848 pw.println(); 14849 pw.println("Verifiers:"); 14850 pw.print(" Required: "); 14851 pw.print(mRequiredVerifierPackage); 14852 pw.print(" (uid="); 14853 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14854 pw.println(")"); 14855 } else if (mRequiredVerifierPackage != null) { 14856 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14857 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14858 } 14859 } 14860 14861 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14862 packageName == null) { 14863 if (mIntentFilterVerifierComponent != null) { 14864 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14865 if (!checkin) { 14866 if (dumpState.onTitlePrinted()) 14867 pw.println(); 14868 pw.println("Intent Filter Verifier:"); 14869 pw.print(" Using: "); 14870 pw.print(verifierPackageName); 14871 pw.print(" (uid="); 14872 pw.print(getPackageUid(verifierPackageName, 0)); 14873 pw.println(")"); 14874 } else if (verifierPackageName != null) { 14875 pw.print("ifv,"); pw.print(verifierPackageName); 14876 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14877 } 14878 } else { 14879 pw.println(); 14880 pw.println("No Intent Filter Verifier available!"); 14881 } 14882 } 14883 14884 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14885 boolean printedHeader = false; 14886 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14887 while (it.hasNext()) { 14888 String name = it.next(); 14889 SharedLibraryEntry ent = mSharedLibraries.get(name); 14890 if (!checkin) { 14891 if (!printedHeader) { 14892 if (dumpState.onTitlePrinted()) 14893 pw.println(); 14894 pw.println("Libraries:"); 14895 printedHeader = true; 14896 } 14897 pw.print(" "); 14898 } else { 14899 pw.print("lib,"); 14900 } 14901 pw.print(name); 14902 if (!checkin) { 14903 pw.print(" -> "); 14904 } 14905 if (ent.path != null) { 14906 if (!checkin) { 14907 pw.print("(jar) "); 14908 pw.print(ent.path); 14909 } else { 14910 pw.print(",jar,"); 14911 pw.print(ent.path); 14912 } 14913 } else { 14914 if (!checkin) { 14915 pw.print("(apk) "); 14916 pw.print(ent.apk); 14917 } else { 14918 pw.print(",apk,"); 14919 pw.print(ent.apk); 14920 } 14921 } 14922 pw.println(); 14923 } 14924 } 14925 14926 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14927 if (dumpState.onTitlePrinted()) 14928 pw.println(); 14929 if (!checkin) { 14930 pw.println("Features:"); 14931 } 14932 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14933 while (it.hasNext()) { 14934 String name = it.next(); 14935 if (!checkin) { 14936 pw.print(" "); 14937 } else { 14938 pw.print("feat,"); 14939 } 14940 pw.println(name); 14941 } 14942 } 14943 14944 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14945 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14946 : "Activity Resolver Table:", " ", packageName, 14947 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14948 dumpState.setTitlePrinted(true); 14949 } 14950 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14951 : "Receiver Resolver Table:", " ", packageName, 14952 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14953 dumpState.setTitlePrinted(true); 14954 } 14955 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14956 : "Service Resolver Table:", " ", packageName, 14957 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14958 dumpState.setTitlePrinted(true); 14959 } 14960 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14961 : "Provider Resolver Table:", " ", packageName, 14962 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14963 dumpState.setTitlePrinted(true); 14964 } 14965 } 14966 14967 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14968 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14969 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14970 int user = mSettings.mPreferredActivities.keyAt(i); 14971 if (pir.dump(pw, 14972 dumpState.getTitlePrinted() 14973 ? "\nPreferred Activities User " + user + ":" 14974 : "Preferred Activities User " + user + ":", " ", 14975 packageName, true, false)) { 14976 dumpState.setTitlePrinted(true); 14977 } 14978 } 14979 } 14980 14981 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14982 pw.flush(); 14983 FileOutputStream fout = new FileOutputStream(fd); 14984 BufferedOutputStream str = new BufferedOutputStream(fout); 14985 XmlSerializer serializer = new FastXmlSerializer(); 14986 try { 14987 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14988 serializer.startDocument(null, true); 14989 serializer.setFeature( 14990 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14991 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14992 serializer.endDocument(); 14993 serializer.flush(); 14994 } catch (IllegalArgumentException e) { 14995 pw.println("Failed writing: " + e); 14996 } catch (IllegalStateException e) { 14997 pw.println("Failed writing: " + e); 14998 } catch (IOException e) { 14999 pw.println("Failed writing: " + e); 15000 } 15001 } 15002 15003 if (!checkin 15004 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15005 && packageName == null) { 15006 pw.println(); 15007 int count = mSettings.mPackages.size(); 15008 if (count == 0) { 15009 pw.println("No applications!"); 15010 pw.println(); 15011 } else { 15012 final String prefix = " "; 15013 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15014 if (allPackageSettings.size() == 0) { 15015 pw.println("No domain preferred apps!"); 15016 pw.println(); 15017 } else { 15018 pw.println("App verification status:"); 15019 pw.println(); 15020 count = 0; 15021 for (PackageSetting ps : allPackageSettings) { 15022 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15023 if (ivi == null || ivi.getPackageName() == null) continue; 15024 pw.println(prefix + "Package: " + ivi.getPackageName()); 15025 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15026 pw.println(prefix + "Status: " + ivi.getStatusString()); 15027 pw.println(); 15028 count++; 15029 } 15030 if (count == 0) { 15031 pw.println(prefix + "No app verification established."); 15032 pw.println(); 15033 } 15034 for (int userId : sUserManager.getUserIds()) { 15035 pw.println("App linkages for user " + userId + ":"); 15036 pw.println(); 15037 count = 0; 15038 for (PackageSetting ps : allPackageSettings) { 15039 final long status = ps.getDomainVerificationStatusForUser(userId); 15040 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15041 continue; 15042 } 15043 pw.println(prefix + "Package: " + ps.name); 15044 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15045 String statusStr = IntentFilterVerificationInfo. 15046 getStatusStringFromValue(status); 15047 pw.println(prefix + "Status: " + statusStr); 15048 pw.println(); 15049 count++; 15050 } 15051 if (count == 0) { 15052 pw.println(prefix + "No configured app linkages."); 15053 pw.println(); 15054 } 15055 } 15056 } 15057 } 15058 } 15059 15060 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15061 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15062 if (packageName == null && permissionNames == null) { 15063 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15064 if (iperm == 0) { 15065 if (dumpState.onTitlePrinted()) 15066 pw.println(); 15067 pw.println("AppOp Permissions:"); 15068 } 15069 pw.print(" AppOp Permission "); 15070 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15071 pw.println(":"); 15072 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15073 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15074 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15075 } 15076 } 15077 } 15078 } 15079 15080 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15081 boolean printedSomething = false; 15082 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15083 if (packageName != null && !packageName.equals(p.info.packageName)) { 15084 continue; 15085 } 15086 if (!printedSomething) { 15087 if (dumpState.onTitlePrinted()) 15088 pw.println(); 15089 pw.println("Registered ContentProviders:"); 15090 printedSomething = true; 15091 } 15092 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15093 pw.print(" "); pw.println(p.toString()); 15094 } 15095 printedSomething = false; 15096 for (Map.Entry<String, PackageParser.Provider> entry : 15097 mProvidersByAuthority.entrySet()) { 15098 PackageParser.Provider p = entry.getValue(); 15099 if (packageName != null && !packageName.equals(p.info.packageName)) { 15100 continue; 15101 } 15102 if (!printedSomething) { 15103 if (dumpState.onTitlePrinted()) 15104 pw.println(); 15105 pw.println("ContentProvider Authorities:"); 15106 printedSomething = true; 15107 } 15108 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15109 pw.print(" "); pw.println(p.toString()); 15110 if (p.info != null && p.info.applicationInfo != null) { 15111 final String appInfo = p.info.applicationInfo.toString(); 15112 pw.print(" applicationInfo="); pw.println(appInfo); 15113 } 15114 } 15115 } 15116 15117 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15118 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15119 } 15120 15121 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15122 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15123 } 15124 15125 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15126 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15127 } 15128 15129 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15130 // XXX should handle packageName != null by dumping only install data that 15131 // the given package is involved with. 15132 if (dumpState.onTitlePrinted()) pw.println(); 15133 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15134 } 15135 15136 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15137 if (dumpState.onTitlePrinted()) pw.println(); 15138 mSettings.dumpReadMessagesLPr(pw, dumpState); 15139 15140 pw.println(); 15141 pw.println("Package warning messages:"); 15142 BufferedReader in = null; 15143 String line = null; 15144 try { 15145 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15146 while ((line = in.readLine()) != null) { 15147 if (line.contains("ignored: updated version")) continue; 15148 pw.println(line); 15149 } 15150 } catch (IOException ignored) { 15151 } finally { 15152 IoUtils.closeQuietly(in); 15153 } 15154 } 15155 15156 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15157 BufferedReader in = null; 15158 String line = null; 15159 try { 15160 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15161 while ((line = in.readLine()) != null) { 15162 if (line.contains("ignored: updated version")) continue; 15163 pw.print("msg,"); 15164 pw.println(line); 15165 } 15166 } catch (IOException ignored) { 15167 } finally { 15168 IoUtils.closeQuietly(in); 15169 } 15170 } 15171 } 15172 } 15173 15174 private String dumpDomainString(String packageName) { 15175 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15176 List<IntentFilter> filters = getAllIntentFilters(packageName); 15177 15178 ArraySet<String> result = new ArraySet<>(); 15179 if (iviList.size() > 0) { 15180 for (IntentFilterVerificationInfo ivi : iviList) { 15181 for (String host : ivi.getDomains()) { 15182 result.add(host); 15183 } 15184 } 15185 } 15186 if (filters != null && filters.size() > 0) { 15187 for (IntentFilter filter : filters) { 15188 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15189 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15190 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15191 result.addAll(filter.getHostsList()); 15192 } 15193 } 15194 } 15195 15196 StringBuilder sb = new StringBuilder(result.size() * 16); 15197 for (String domain : result) { 15198 if (sb.length() > 0) sb.append(" "); 15199 sb.append(domain); 15200 } 15201 return sb.toString(); 15202 } 15203 15204 // ------- apps on sdcard specific code ------- 15205 static final boolean DEBUG_SD_INSTALL = false; 15206 15207 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15208 15209 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15210 15211 private boolean mMediaMounted = false; 15212 15213 static String getEncryptKey() { 15214 try { 15215 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15216 SD_ENCRYPTION_KEYSTORE_NAME); 15217 if (sdEncKey == null) { 15218 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15219 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15220 if (sdEncKey == null) { 15221 Slog.e(TAG, "Failed to create encryption keys"); 15222 return null; 15223 } 15224 } 15225 return sdEncKey; 15226 } catch (NoSuchAlgorithmException nsae) { 15227 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15228 return null; 15229 } catch (IOException ioe) { 15230 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15231 return null; 15232 } 15233 } 15234 15235 /* 15236 * Update media status on PackageManager. 15237 */ 15238 @Override 15239 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15240 int callingUid = Binder.getCallingUid(); 15241 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15242 throw new SecurityException("Media status can only be updated by the system"); 15243 } 15244 // reader; this apparently protects mMediaMounted, but should probably 15245 // be a different lock in that case. 15246 synchronized (mPackages) { 15247 Log.i(TAG, "Updating external media status from " 15248 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15249 + (mediaStatus ? "mounted" : "unmounted")); 15250 if (DEBUG_SD_INSTALL) 15251 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15252 + ", mMediaMounted=" + mMediaMounted); 15253 if (mediaStatus == mMediaMounted) { 15254 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15255 : 0, -1); 15256 mHandler.sendMessage(msg); 15257 return; 15258 } 15259 mMediaMounted = mediaStatus; 15260 } 15261 // Queue up an async operation since the package installation may take a 15262 // little while. 15263 mHandler.post(new Runnable() { 15264 public void run() { 15265 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15266 } 15267 }); 15268 } 15269 15270 /** 15271 * Called by MountService when the initial ASECs to scan are available. 15272 * Should block until all the ASEC containers are finished being scanned. 15273 */ 15274 public void scanAvailableAsecs() { 15275 updateExternalMediaStatusInner(true, false, false); 15276 if (mShouldRestoreconData) { 15277 SELinuxMMAC.setRestoreconDone(); 15278 mShouldRestoreconData = false; 15279 } 15280 } 15281 15282 /* 15283 * Collect information of applications on external media, map them against 15284 * existing containers and update information based on current mount status. 15285 * Please note that we always have to report status if reportStatus has been 15286 * set to true especially when unloading packages. 15287 */ 15288 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15289 boolean externalStorage) { 15290 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15291 int[] uidArr = EmptyArray.INT; 15292 15293 final String[] list = PackageHelper.getSecureContainerList(); 15294 if (ArrayUtils.isEmpty(list)) { 15295 Log.i(TAG, "No secure containers found"); 15296 } else { 15297 // Process list of secure containers and categorize them 15298 // as active or stale based on their package internal state. 15299 15300 // reader 15301 synchronized (mPackages) { 15302 for (String cid : list) { 15303 // Leave stages untouched for now; installer service owns them 15304 if (PackageInstallerService.isStageName(cid)) continue; 15305 15306 if (DEBUG_SD_INSTALL) 15307 Log.i(TAG, "Processing container " + cid); 15308 String pkgName = getAsecPackageName(cid); 15309 if (pkgName == null) { 15310 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15311 continue; 15312 } 15313 if (DEBUG_SD_INSTALL) 15314 Log.i(TAG, "Looking for pkg : " + pkgName); 15315 15316 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15317 if (ps == null) { 15318 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15319 continue; 15320 } 15321 15322 /* 15323 * Skip packages that are not external if we're unmounting 15324 * external storage. 15325 */ 15326 if (externalStorage && !isMounted && !isExternal(ps)) { 15327 continue; 15328 } 15329 15330 final AsecInstallArgs args = new AsecInstallArgs(cid, 15331 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15332 // The package status is changed only if the code path 15333 // matches between settings and the container id. 15334 if (ps.codePathString != null 15335 && ps.codePathString.startsWith(args.getCodePath())) { 15336 if (DEBUG_SD_INSTALL) { 15337 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15338 + " at code path: " + ps.codePathString); 15339 } 15340 15341 // We do have a valid package installed on sdcard 15342 processCids.put(args, ps.codePathString); 15343 final int uid = ps.appId; 15344 if (uid != -1) { 15345 uidArr = ArrayUtils.appendInt(uidArr, uid); 15346 } 15347 } else { 15348 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15349 + ps.codePathString); 15350 } 15351 } 15352 } 15353 15354 Arrays.sort(uidArr); 15355 } 15356 15357 // Process packages with valid entries. 15358 if (isMounted) { 15359 if (DEBUG_SD_INSTALL) 15360 Log.i(TAG, "Loading packages"); 15361 loadMediaPackages(processCids, uidArr); 15362 startCleaningPackages(); 15363 mInstallerService.onSecureContainersAvailable(); 15364 } else { 15365 if (DEBUG_SD_INSTALL) 15366 Log.i(TAG, "Unloading packages"); 15367 unloadMediaPackages(processCids, uidArr, reportStatus); 15368 } 15369 } 15370 15371 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15372 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15373 final int size = infos.size(); 15374 final String[] packageNames = new String[size]; 15375 final int[] packageUids = new int[size]; 15376 for (int i = 0; i < size; i++) { 15377 final ApplicationInfo info = infos.get(i); 15378 packageNames[i] = info.packageName; 15379 packageUids[i] = info.uid; 15380 } 15381 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15382 finishedReceiver); 15383 } 15384 15385 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15386 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15387 sendResourcesChangedBroadcast(mediaStatus, replacing, 15388 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15389 } 15390 15391 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15392 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15393 int size = pkgList.length; 15394 if (size > 0) { 15395 // Send broadcasts here 15396 Bundle extras = new Bundle(); 15397 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15398 if (uidArr != null) { 15399 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15400 } 15401 if (replacing) { 15402 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15403 } 15404 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15405 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15406 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15407 } 15408 } 15409 15410 /* 15411 * Look at potentially valid container ids from processCids If package 15412 * information doesn't match the one on record or package scanning fails, 15413 * the cid is added to list of removeCids. We currently don't delete stale 15414 * containers. 15415 */ 15416 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15417 ArrayList<String> pkgList = new ArrayList<String>(); 15418 Set<AsecInstallArgs> keys = processCids.keySet(); 15419 15420 for (AsecInstallArgs args : keys) { 15421 String codePath = processCids.get(args); 15422 if (DEBUG_SD_INSTALL) 15423 Log.i(TAG, "Loading container : " + args.cid); 15424 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15425 try { 15426 // Make sure there are no container errors first. 15427 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15428 Slog.e(TAG, "Failed to mount cid : " + args.cid 15429 + " when installing from sdcard"); 15430 continue; 15431 } 15432 // Check code path here. 15433 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15434 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15435 + " does not match one in settings " + codePath); 15436 continue; 15437 } 15438 // Parse package 15439 int parseFlags = mDefParseFlags; 15440 if (args.isExternalAsec()) { 15441 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15442 } 15443 if (args.isFwdLocked()) { 15444 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15445 } 15446 15447 synchronized (mInstallLock) { 15448 PackageParser.Package pkg = null; 15449 try { 15450 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15451 } catch (PackageManagerException e) { 15452 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15453 } 15454 // Scan the package 15455 if (pkg != null) { 15456 /* 15457 * TODO why is the lock being held? doPostInstall is 15458 * called in other places without the lock. This needs 15459 * to be straightened out. 15460 */ 15461 // writer 15462 synchronized (mPackages) { 15463 retCode = PackageManager.INSTALL_SUCCEEDED; 15464 pkgList.add(pkg.packageName); 15465 // Post process args 15466 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15467 pkg.applicationInfo.uid); 15468 } 15469 } else { 15470 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15471 } 15472 } 15473 15474 } finally { 15475 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15476 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15477 } 15478 } 15479 } 15480 // writer 15481 synchronized (mPackages) { 15482 // If the platform SDK has changed since the last time we booted, 15483 // we need to re-grant app permission to catch any new ones that 15484 // appear. This is really a hack, and means that apps can in some 15485 // cases get permissions that the user didn't initially explicitly 15486 // allow... it would be nice to have some better way to handle 15487 // this situation. 15488 final VersionInfo ver = mSettings.getExternalVersion(); 15489 15490 int updateFlags = UPDATE_PERMISSIONS_ALL; 15491 if (ver.sdkVersion != mSdkVersion) { 15492 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15493 + mSdkVersion + "; regranting permissions for external"); 15494 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15495 } 15496 updatePermissionsLPw(null, null, updateFlags); 15497 15498 // Yay, everything is now upgraded 15499 ver.forceCurrent(); 15500 15501 // can downgrade to reader 15502 // Persist settings 15503 mSettings.writeLPr(); 15504 } 15505 // Send a broadcast to let everyone know we are done processing 15506 if (pkgList.size() > 0) { 15507 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15508 } 15509 } 15510 15511 /* 15512 * Utility method to unload a list of specified containers 15513 */ 15514 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15515 // Just unmount all valid containers. 15516 for (AsecInstallArgs arg : cidArgs) { 15517 synchronized (mInstallLock) { 15518 arg.doPostDeleteLI(false); 15519 } 15520 } 15521 } 15522 15523 /* 15524 * Unload packages mounted on external media. This involves deleting package 15525 * data from internal structures, sending broadcasts about diabled packages, 15526 * gc'ing to free up references, unmounting all secure containers 15527 * corresponding to packages on external media, and posting a 15528 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15529 * that we always have to post this message if status has been requested no 15530 * matter what. 15531 */ 15532 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15533 final boolean reportStatus) { 15534 if (DEBUG_SD_INSTALL) 15535 Log.i(TAG, "unloading media packages"); 15536 ArrayList<String> pkgList = new ArrayList<String>(); 15537 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15538 final Set<AsecInstallArgs> keys = processCids.keySet(); 15539 for (AsecInstallArgs args : keys) { 15540 String pkgName = args.getPackageName(); 15541 if (DEBUG_SD_INSTALL) 15542 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15543 // Delete package internally 15544 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15545 synchronized (mInstallLock) { 15546 boolean res = deletePackageLI(pkgName, null, false, null, null, 15547 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15548 if (res) { 15549 pkgList.add(pkgName); 15550 } else { 15551 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15552 failedList.add(args); 15553 } 15554 } 15555 } 15556 15557 // reader 15558 synchronized (mPackages) { 15559 // We didn't update the settings after removing each package; 15560 // write them now for all packages. 15561 mSettings.writeLPr(); 15562 } 15563 15564 // We have to absolutely send UPDATED_MEDIA_STATUS only 15565 // after confirming that all the receivers processed the ordered 15566 // broadcast when packages get disabled, force a gc to clean things up. 15567 // and unload all the containers. 15568 if (pkgList.size() > 0) { 15569 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15570 new IIntentReceiver.Stub() { 15571 public void performReceive(Intent intent, int resultCode, String data, 15572 Bundle extras, boolean ordered, boolean sticky, 15573 int sendingUser) throws RemoteException { 15574 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15575 reportStatus ? 1 : 0, 1, keys); 15576 mHandler.sendMessage(msg); 15577 } 15578 }); 15579 } else { 15580 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15581 keys); 15582 mHandler.sendMessage(msg); 15583 } 15584 } 15585 15586 private void loadPrivatePackages(VolumeInfo vol) { 15587 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15588 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15589 synchronized (mInstallLock) { 15590 synchronized (mPackages) { 15591 final VersionInfo ver = mSettings.findOrCreateVersion(vol.fsUuid); 15592 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15593 for (PackageSetting ps : packages) { 15594 final PackageParser.Package pkg; 15595 try { 15596 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15597 loaded.add(pkg.applicationInfo); 15598 } catch (PackageManagerException e) { 15599 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15600 } 15601 15602 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15603 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15604 } 15605 } 15606 15607 int updateFlags = UPDATE_PERMISSIONS_ALL; 15608 if (ver.sdkVersion != mSdkVersion) { 15609 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15610 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15611 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15612 } 15613 updatePermissionsLPw(null, null, updateFlags); 15614 15615 // Yay, everything is now upgraded 15616 ver.forceCurrent(); 15617 15618 mSettings.writeLPr(); 15619 } 15620 } 15621 15622 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15623 sendResourcesChangedBroadcast(true, false, loaded, null); 15624 } 15625 15626 private void unloadPrivatePackages(VolumeInfo vol) { 15627 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15628 synchronized (mInstallLock) { 15629 synchronized (mPackages) { 15630 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15631 for (PackageSetting ps : packages) { 15632 if (ps.pkg == null) continue; 15633 15634 final ApplicationInfo info = ps.pkg.applicationInfo; 15635 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15636 if (deletePackageLI(ps.name, null, false, null, null, 15637 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15638 unloaded.add(info); 15639 } else { 15640 Slog.w(TAG, "Failed to unload " + ps.codePath); 15641 } 15642 } 15643 15644 mSettings.writeLPr(); 15645 } 15646 } 15647 15648 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15649 sendResourcesChangedBroadcast(false, false, unloaded, null); 15650 } 15651 15652 /** 15653 * Examine all users present on given mounted volume, and destroy data 15654 * belonging to users that are no longer valid, or whose user ID has been 15655 * recycled. 15656 */ 15657 private void reconcileUsers(String volumeUuid) { 15658 final File[] files = FileUtils 15659 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15660 for (File file : files) { 15661 if (!file.isDirectory()) continue; 15662 15663 final int userId; 15664 final UserInfo info; 15665 try { 15666 userId = Integer.parseInt(file.getName()); 15667 info = sUserManager.getUserInfo(userId); 15668 } catch (NumberFormatException e) { 15669 Slog.w(TAG, "Invalid user directory " + file); 15670 continue; 15671 } 15672 15673 boolean destroyUser = false; 15674 if (info == null) { 15675 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15676 + " because no matching user was found"); 15677 destroyUser = true; 15678 } else { 15679 try { 15680 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15681 } catch (IOException e) { 15682 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15683 + " because we failed to enforce serial number: " + e); 15684 destroyUser = true; 15685 } 15686 } 15687 15688 if (destroyUser) { 15689 synchronized (mInstallLock) { 15690 mInstaller.removeUserDataDirs(volumeUuid, userId); 15691 } 15692 } 15693 } 15694 15695 final UserManager um = mContext.getSystemService(UserManager.class); 15696 for (UserInfo user : um.getUsers()) { 15697 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15698 if (userDir.exists()) continue; 15699 15700 try { 15701 UserManagerService.prepareUserDirectory(userDir); 15702 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15703 } catch (IOException e) { 15704 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15705 } 15706 } 15707 } 15708 15709 /** 15710 * Examine all apps present on given mounted volume, and destroy apps that 15711 * aren't expected, either due to uninstallation or reinstallation on 15712 * another volume. 15713 */ 15714 private void reconcileApps(String volumeUuid) { 15715 final File[] files = FileUtils 15716 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15717 for (File file : files) { 15718 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15719 && !PackageInstallerService.isStageName(file.getName()); 15720 if (!isPackage) { 15721 // Ignore entries which are not packages 15722 continue; 15723 } 15724 15725 boolean destroyApp = false; 15726 String packageName = null; 15727 try { 15728 final PackageLite pkg = PackageParser.parsePackageLite(file, 15729 PackageParser.PARSE_MUST_BE_APK); 15730 packageName = pkg.packageName; 15731 15732 synchronized (mPackages) { 15733 final PackageSetting ps = mSettings.mPackages.get(packageName); 15734 if (ps == null) { 15735 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15736 + volumeUuid + " because we found no install record"); 15737 destroyApp = true; 15738 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15739 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15740 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15741 destroyApp = true; 15742 } 15743 } 15744 15745 } catch (PackageParserException e) { 15746 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15747 destroyApp = true; 15748 } 15749 15750 if (destroyApp) { 15751 synchronized (mInstallLock) { 15752 if (packageName != null) { 15753 removeDataDirsLI(volumeUuid, packageName); 15754 } 15755 if (file.isDirectory()) { 15756 mInstaller.rmPackageDir(file.getAbsolutePath()); 15757 } else { 15758 file.delete(); 15759 } 15760 } 15761 } 15762 } 15763 } 15764 15765 private void unfreezePackage(String packageName) { 15766 synchronized (mPackages) { 15767 final PackageSetting ps = mSettings.mPackages.get(packageName); 15768 if (ps != null) { 15769 ps.frozen = false; 15770 } 15771 } 15772 } 15773 15774 @Override 15775 public int movePackage(final String packageName, final String volumeUuid) { 15776 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15777 15778 final int moveId = mNextMoveId.getAndIncrement(); 15779 try { 15780 movePackageInternal(packageName, volumeUuid, moveId); 15781 } catch (PackageManagerException e) { 15782 Slog.w(TAG, "Failed to move " + packageName, e); 15783 mMoveCallbacks.notifyStatusChanged(moveId, 15784 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15785 } 15786 return moveId; 15787 } 15788 15789 private void movePackageInternal(final String packageName, final String volumeUuid, 15790 final int moveId) throws PackageManagerException { 15791 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15792 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15793 final PackageManager pm = mContext.getPackageManager(); 15794 15795 final boolean currentAsec; 15796 final String currentVolumeUuid; 15797 final File codeFile; 15798 final String installerPackageName; 15799 final String packageAbiOverride; 15800 final int appId; 15801 final String seinfo; 15802 final String label; 15803 15804 // reader 15805 synchronized (mPackages) { 15806 final PackageParser.Package pkg = mPackages.get(packageName); 15807 final PackageSetting ps = mSettings.mPackages.get(packageName); 15808 if (pkg == null || ps == null) { 15809 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15810 } 15811 15812 if (pkg.applicationInfo.isSystemApp()) { 15813 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15814 "Cannot move system application"); 15815 } 15816 15817 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15818 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15819 "Package already moved to " + volumeUuid); 15820 } 15821 15822 final File probe = new File(pkg.codePath); 15823 final File probeOat = new File(probe, "oat"); 15824 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15825 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15826 "Move only supported for modern cluster style installs"); 15827 } 15828 15829 if (ps.frozen) { 15830 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15831 "Failed to move already frozen package"); 15832 } 15833 ps.frozen = true; 15834 15835 currentAsec = pkg.applicationInfo.isForwardLocked() 15836 || pkg.applicationInfo.isExternalAsec(); 15837 currentVolumeUuid = ps.volumeUuid; 15838 codeFile = new File(pkg.codePath); 15839 installerPackageName = ps.installerPackageName; 15840 packageAbiOverride = ps.cpuAbiOverrideString; 15841 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15842 seinfo = pkg.applicationInfo.seinfo; 15843 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15844 } 15845 15846 // Now that we're guarded by frozen state, kill app during move 15847 final long token = Binder.clearCallingIdentity(); 15848 try { 15849 killApplication(packageName, appId, "move pkg"); 15850 } finally { 15851 Binder.restoreCallingIdentity(token); 15852 } 15853 15854 final Bundle extras = new Bundle(); 15855 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15856 extras.putString(Intent.EXTRA_TITLE, label); 15857 mMoveCallbacks.notifyCreated(moveId, extras); 15858 15859 int installFlags; 15860 final boolean moveCompleteApp; 15861 final File measurePath; 15862 15863 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15864 installFlags = INSTALL_INTERNAL; 15865 moveCompleteApp = !currentAsec; 15866 measurePath = Environment.getDataAppDirectory(volumeUuid); 15867 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15868 installFlags = INSTALL_EXTERNAL; 15869 moveCompleteApp = false; 15870 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15871 } else { 15872 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15873 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15874 || !volume.isMountedWritable()) { 15875 unfreezePackage(packageName); 15876 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15877 "Move location not mounted private volume"); 15878 } 15879 15880 Preconditions.checkState(!currentAsec); 15881 15882 installFlags = INSTALL_INTERNAL; 15883 moveCompleteApp = true; 15884 measurePath = Environment.getDataAppDirectory(volumeUuid); 15885 } 15886 15887 final PackageStats stats = new PackageStats(null, -1); 15888 synchronized (mInstaller) { 15889 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15890 unfreezePackage(packageName); 15891 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15892 "Failed to measure package size"); 15893 } 15894 } 15895 15896 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15897 + stats.dataSize); 15898 15899 final long startFreeBytes = measurePath.getFreeSpace(); 15900 final long sizeBytes; 15901 if (moveCompleteApp) { 15902 sizeBytes = stats.codeSize + stats.dataSize; 15903 } else { 15904 sizeBytes = stats.codeSize; 15905 } 15906 15907 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15908 unfreezePackage(packageName); 15909 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15910 "Not enough free space to move"); 15911 } 15912 15913 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15914 15915 final CountDownLatch installedLatch = new CountDownLatch(1); 15916 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15917 @Override 15918 public void onUserActionRequired(Intent intent) throws RemoteException { 15919 throw new IllegalStateException(); 15920 } 15921 15922 @Override 15923 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15924 Bundle extras) throws RemoteException { 15925 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15926 + PackageManager.installStatusToString(returnCode, msg)); 15927 15928 installedLatch.countDown(); 15929 15930 // Regardless of success or failure of the move operation, 15931 // always unfreeze the package 15932 unfreezePackage(packageName); 15933 15934 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15935 switch (status) { 15936 case PackageInstaller.STATUS_SUCCESS: 15937 mMoveCallbacks.notifyStatusChanged(moveId, 15938 PackageManager.MOVE_SUCCEEDED); 15939 break; 15940 case PackageInstaller.STATUS_FAILURE_STORAGE: 15941 mMoveCallbacks.notifyStatusChanged(moveId, 15942 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15943 break; 15944 default: 15945 mMoveCallbacks.notifyStatusChanged(moveId, 15946 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15947 break; 15948 } 15949 } 15950 }; 15951 15952 final MoveInfo move; 15953 if (moveCompleteApp) { 15954 // Kick off a thread to report progress estimates 15955 new Thread() { 15956 @Override 15957 public void run() { 15958 while (true) { 15959 try { 15960 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15961 break; 15962 } 15963 } catch (InterruptedException ignored) { 15964 } 15965 15966 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15967 final int progress = 10 + (int) MathUtils.constrain( 15968 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15969 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15970 } 15971 } 15972 }.start(); 15973 15974 final String dataAppName = codeFile.getName(); 15975 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15976 dataAppName, appId, seinfo); 15977 } else { 15978 move = null; 15979 } 15980 15981 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15982 15983 final Message msg = mHandler.obtainMessage(INIT_COPY); 15984 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15985 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15986 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 15987 mHandler.sendMessage(msg); 15988 } 15989 15990 @Override 15991 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15992 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15993 15994 final int realMoveId = mNextMoveId.getAndIncrement(); 15995 final Bundle extras = new Bundle(); 15996 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15997 mMoveCallbacks.notifyCreated(realMoveId, extras); 15998 15999 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16000 @Override 16001 public void onCreated(int moveId, Bundle extras) { 16002 // Ignored 16003 } 16004 16005 @Override 16006 public void onStatusChanged(int moveId, int status, long estMillis) { 16007 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16008 } 16009 }; 16010 16011 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16012 storage.setPrimaryStorageUuid(volumeUuid, callback); 16013 return realMoveId; 16014 } 16015 16016 @Override 16017 public int getMoveStatus(int moveId) { 16018 mContext.enforceCallingOrSelfPermission( 16019 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16020 return mMoveCallbacks.mLastStatus.get(moveId); 16021 } 16022 16023 @Override 16024 public void registerMoveCallback(IPackageMoveObserver callback) { 16025 mContext.enforceCallingOrSelfPermission( 16026 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16027 mMoveCallbacks.register(callback); 16028 } 16029 16030 @Override 16031 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16032 mContext.enforceCallingOrSelfPermission( 16033 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16034 mMoveCallbacks.unregister(callback); 16035 } 16036 16037 @Override 16038 public boolean setInstallLocation(int loc) { 16039 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16040 null); 16041 if (getInstallLocation() == loc) { 16042 return true; 16043 } 16044 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16045 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16046 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16047 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16048 return true; 16049 } 16050 return false; 16051 } 16052 16053 @Override 16054 public int getInstallLocation() { 16055 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16056 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16057 PackageHelper.APP_INSTALL_AUTO); 16058 } 16059 16060 /** Called by UserManagerService */ 16061 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16062 mDirtyUsers.remove(userHandle); 16063 mSettings.removeUserLPw(userHandle); 16064 mPendingBroadcasts.remove(userHandle); 16065 if (mInstaller != null) { 16066 // Technically, we shouldn't be doing this with the package lock 16067 // held. However, this is very rare, and there is already so much 16068 // other disk I/O going on, that we'll let it slide for now. 16069 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16070 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16071 final String volumeUuid = vol.getFsUuid(); 16072 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16073 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16074 } 16075 } 16076 mUserNeedsBadging.delete(userHandle); 16077 removeUnusedPackagesLILPw(userManager, userHandle); 16078 } 16079 16080 /** 16081 * We're removing userHandle and would like to remove any downloaded packages 16082 * that are no longer in use by any other user. 16083 * @param userHandle the user being removed 16084 */ 16085 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16086 final boolean DEBUG_CLEAN_APKS = false; 16087 int [] users = userManager.getUserIdsLPr(); 16088 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16089 while (psit.hasNext()) { 16090 PackageSetting ps = psit.next(); 16091 if (ps.pkg == null) { 16092 continue; 16093 } 16094 final String packageName = ps.pkg.packageName; 16095 // Skip over if system app 16096 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16097 continue; 16098 } 16099 if (DEBUG_CLEAN_APKS) { 16100 Slog.i(TAG, "Checking package " + packageName); 16101 } 16102 boolean keep = false; 16103 for (int i = 0; i < users.length; i++) { 16104 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16105 keep = true; 16106 if (DEBUG_CLEAN_APKS) { 16107 Slog.i(TAG, " Keeping package " + packageName + " for user " 16108 + users[i]); 16109 } 16110 break; 16111 } 16112 } 16113 if (!keep) { 16114 if (DEBUG_CLEAN_APKS) { 16115 Slog.i(TAG, " Removing package " + packageName); 16116 } 16117 mHandler.post(new Runnable() { 16118 public void run() { 16119 deletePackageX(packageName, userHandle, 0); 16120 } //end run 16121 }); 16122 } 16123 } 16124 } 16125 16126 /** Called by UserManagerService */ 16127 void createNewUserLILPw(int userHandle) { 16128 if (mInstaller != null) { 16129 mInstaller.createUserConfig(userHandle); 16130 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16131 applyFactoryDefaultBrowserLPw(userHandle); 16132 primeDomainVerificationsLPw(userHandle); 16133 } 16134 } 16135 16136 void newUserCreated(final int userHandle) { 16137 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16138 } 16139 16140 @Override 16141 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16142 mContext.enforceCallingOrSelfPermission( 16143 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16144 "Only package verification agents can read the verifier device identity"); 16145 16146 synchronized (mPackages) { 16147 return mSettings.getVerifierDeviceIdentityLPw(); 16148 } 16149 } 16150 16151 @Override 16152 public void setPermissionEnforced(String permission, boolean enforced) { 16153 // TODO: Now that we no longer change GID for storage, this should to away. 16154 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16155 "setPermissionEnforced"); 16156 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16157 synchronized (mPackages) { 16158 if (mSettings.mReadExternalStorageEnforced == null 16159 || mSettings.mReadExternalStorageEnforced != enforced) { 16160 mSettings.mReadExternalStorageEnforced = enforced; 16161 mSettings.writeLPr(); 16162 } 16163 } 16164 // kill any non-foreground processes so we restart them and 16165 // grant/revoke the GID. 16166 final IActivityManager am = ActivityManagerNative.getDefault(); 16167 if (am != null) { 16168 final long token = Binder.clearCallingIdentity(); 16169 try { 16170 am.killProcessesBelowForeground("setPermissionEnforcement"); 16171 } catch (RemoteException e) { 16172 } finally { 16173 Binder.restoreCallingIdentity(token); 16174 } 16175 } 16176 } else { 16177 throw new IllegalArgumentException("No selective enforcement for " + permission); 16178 } 16179 } 16180 16181 @Override 16182 @Deprecated 16183 public boolean isPermissionEnforced(String permission) { 16184 return true; 16185 } 16186 16187 @Override 16188 public boolean isStorageLow() { 16189 final long token = Binder.clearCallingIdentity(); 16190 try { 16191 final DeviceStorageMonitorInternal 16192 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16193 if (dsm != null) { 16194 return dsm.isMemoryLow(); 16195 } else { 16196 return false; 16197 } 16198 } finally { 16199 Binder.restoreCallingIdentity(token); 16200 } 16201 } 16202 16203 @Override 16204 public IPackageInstaller getPackageInstaller() { 16205 return mInstallerService; 16206 } 16207 16208 private boolean userNeedsBadging(int userId) { 16209 int index = mUserNeedsBadging.indexOfKey(userId); 16210 if (index < 0) { 16211 final UserInfo userInfo; 16212 final long token = Binder.clearCallingIdentity(); 16213 try { 16214 userInfo = sUserManager.getUserInfo(userId); 16215 } finally { 16216 Binder.restoreCallingIdentity(token); 16217 } 16218 final boolean b; 16219 if (userInfo != null && userInfo.isManagedProfile()) { 16220 b = true; 16221 } else { 16222 b = false; 16223 } 16224 mUserNeedsBadging.put(userId, b); 16225 return b; 16226 } 16227 return mUserNeedsBadging.valueAt(index); 16228 } 16229 16230 @Override 16231 public KeySet getKeySetByAlias(String packageName, String alias) { 16232 if (packageName == null || alias == null) { 16233 return null; 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 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16242 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16243 } 16244 } 16245 16246 @Override 16247 public KeySet getSigningKeySet(String packageName) { 16248 if (packageName == null) { 16249 return null; 16250 } 16251 synchronized(mPackages) { 16252 final PackageParser.Package pkg = mPackages.get(packageName); 16253 if (pkg == null) { 16254 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16255 throw new IllegalArgumentException("Unknown package: " + packageName); 16256 } 16257 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16258 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16259 throw new SecurityException("May not access signing KeySet of other apps."); 16260 } 16261 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16262 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16263 } 16264 } 16265 16266 @Override 16267 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16268 if (packageName == null || ks == null) { 16269 return false; 16270 } 16271 synchronized(mPackages) { 16272 final PackageParser.Package pkg = mPackages.get(packageName); 16273 if (pkg == null) { 16274 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16275 throw new IllegalArgumentException("Unknown package: " + packageName); 16276 } 16277 IBinder ksh = ks.getToken(); 16278 if (ksh instanceof KeySetHandle) { 16279 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16280 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16281 } 16282 return false; 16283 } 16284 } 16285 16286 @Override 16287 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16288 if (packageName == null || ks == null) { 16289 return false; 16290 } 16291 synchronized(mPackages) { 16292 final PackageParser.Package pkg = mPackages.get(packageName); 16293 if (pkg == null) { 16294 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16295 throw new IllegalArgumentException("Unknown package: " + packageName); 16296 } 16297 IBinder ksh = ks.getToken(); 16298 if (ksh instanceof KeySetHandle) { 16299 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16300 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16301 } 16302 return false; 16303 } 16304 } 16305 16306 public void getUsageStatsIfNoPackageUsageInfo() { 16307 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16308 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16309 if (usm == null) { 16310 throw new IllegalStateException("UsageStatsManager must be initialized"); 16311 } 16312 long now = System.currentTimeMillis(); 16313 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16314 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16315 String packageName = entry.getKey(); 16316 PackageParser.Package pkg = mPackages.get(packageName); 16317 if (pkg == null) { 16318 continue; 16319 } 16320 UsageStats usage = entry.getValue(); 16321 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16322 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16323 } 16324 } 16325 } 16326 16327 /** 16328 * Check and throw if the given before/after packages would be considered a 16329 * downgrade. 16330 */ 16331 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16332 throws PackageManagerException { 16333 if (after.versionCode < before.mVersionCode) { 16334 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16335 "Update version code " + after.versionCode + " is older than current " 16336 + before.mVersionCode); 16337 } else if (after.versionCode == before.mVersionCode) { 16338 if (after.baseRevisionCode < before.baseRevisionCode) { 16339 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16340 "Update base revision code " + after.baseRevisionCode 16341 + " is older than current " + before.baseRevisionCode); 16342 } 16343 16344 if (!ArrayUtils.isEmpty(after.splitNames)) { 16345 for (int i = 0; i < after.splitNames.length; i++) { 16346 final String splitName = after.splitNames[i]; 16347 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16348 if (j != -1) { 16349 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16350 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16351 "Update split " + splitName + " revision code " 16352 + after.splitRevisionCodes[i] + " is older than current " 16353 + before.splitRevisionCodes[j]); 16354 } 16355 } 16356 } 16357 } 16358 } 16359 } 16360 16361 private static class MoveCallbacks extends Handler { 16362 private static final int MSG_CREATED = 1; 16363 private static final int MSG_STATUS_CHANGED = 2; 16364 16365 private final RemoteCallbackList<IPackageMoveObserver> 16366 mCallbacks = new RemoteCallbackList<>(); 16367 16368 private final SparseIntArray mLastStatus = new SparseIntArray(); 16369 16370 public MoveCallbacks(Looper looper) { 16371 super(looper); 16372 } 16373 16374 public void register(IPackageMoveObserver callback) { 16375 mCallbacks.register(callback); 16376 } 16377 16378 public void unregister(IPackageMoveObserver callback) { 16379 mCallbacks.unregister(callback); 16380 } 16381 16382 @Override 16383 public void handleMessage(Message msg) { 16384 final SomeArgs args = (SomeArgs) msg.obj; 16385 final int n = mCallbacks.beginBroadcast(); 16386 for (int i = 0; i < n; i++) { 16387 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16388 try { 16389 invokeCallback(callback, msg.what, args); 16390 } catch (RemoteException ignored) { 16391 } 16392 } 16393 mCallbacks.finishBroadcast(); 16394 args.recycle(); 16395 } 16396 16397 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16398 throws RemoteException { 16399 switch (what) { 16400 case MSG_CREATED: { 16401 callback.onCreated(args.argi1, (Bundle) args.arg2); 16402 break; 16403 } 16404 case MSG_STATUS_CHANGED: { 16405 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16406 break; 16407 } 16408 } 16409 } 16410 16411 private void notifyCreated(int moveId, Bundle extras) { 16412 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16413 16414 final SomeArgs args = SomeArgs.obtain(); 16415 args.argi1 = moveId; 16416 args.arg2 = extras; 16417 obtainMessage(MSG_CREATED, args).sendToTarget(); 16418 } 16419 16420 private void notifyStatusChanged(int moveId, int status) { 16421 notifyStatusChanged(moveId, status, -1); 16422 } 16423 16424 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16425 Slog.v(TAG, "Move " + moveId + " status " + status); 16426 16427 final SomeArgs args = SomeArgs.obtain(); 16428 args.argi1 = moveId; 16429 args.argi2 = status; 16430 args.arg3 = estMillis; 16431 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16432 16433 synchronized (mLastStatus) { 16434 mLastStatus.put(moveId, status); 16435 } 16436 } 16437 } 16438 16439 private final class OnPermissionChangeListeners extends Handler { 16440 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16441 16442 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16443 new RemoteCallbackList<>(); 16444 16445 public OnPermissionChangeListeners(Looper looper) { 16446 super(looper); 16447 } 16448 16449 @Override 16450 public void handleMessage(Message msg) { 16451 switch (msg.what) { 16452 case MSG_ON_PERMISSIONS_CHANGED: { 16453 final int uid = msg.arg1; 16454 handleOnPermissionsChanged(uid); 16455 } break; 16456 } 16457 } 16458 16459 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16460 mPermissionListeners.register(listener); 16461 16462 } 16463 16464 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16465 mPermissionListeners.unregister(listener); 16466 } 16467 16468 public void onPermissionsChanged(int uid) { 16469 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16470 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16471 } 16472 } 16473 16474 private void handleOnPermissionsChanged(int uid) { 16475 final int count = mPermissionListeners.beginBroadcast(); 16476 try { 16477 for (int i = 0; i < count; i++) { 16478 IOnPermissionsChangeListener callback = mPermissionListeners 16479 .getBroadcastItem(i); 16480 try { 16481 callback.onPermissionsChanged(uid); 16482 } catch (RemoteException e) { 16483 Log.e(TAG, "Permission listener is dead", e); 16484 } 16485 } 16486 } finally { 16487 mPermissionListeners.finishBroadcast(); 16488 } 16489 } 16490 } 16491 16492 private class PackageManagerInternalImpl extends PackageManagerInternal { 16493 @Override 16494 public void setLocationPackagesProvider(PackagesProvider provider) { 16495 synchronized (mPackages) { 16496 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16497 } 16498 } 16499 16500 @Override 16501 public void setImePackagesProvider(PackagesProvider provider) { 16502 synchronized (mPackages) { 16503 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16504 } 16505 } 16506 16507 @Override 16508 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16509 synchronized (mPackages) { 16510 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16511 } 16512 } 16513 16514 @Override 16515 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16516 synchronized (mPackages) { 16517 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16518 } 16519 } 16520 16521 @Override 16522 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16523 synchronized (mPackages) { 16524 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16525 } 16526 } 16527 16528 @Override 16529 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16530 synchronized (mPackages) { 16531 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16532 } 16533 } 16534 16535 @Override 16536 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16537 synchronized (mPackages) { 16538 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16539 } 16540 } 16541 16542 @Override 16543 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16544 synchronized (mPackages) { 16545 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16546 packageName, userId); 16547 } 16548 } 16549 16550 @Override 16551 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16552 synchronized (mPackages) { 16553 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16554 packageName, userId); 16555 } 16556 } 16557 @Override 16558 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16559 synchronized (mPackages) { 16560 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16561 packageName, userId); 16562 } 16563 } 16564 } 16565 16566 @Override 16567 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16568 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16569 synchronized (mPackages) { 16570 final long identity = Binder.clearCallingIdentity(); 16571 try { 16572 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16573 packageNames, userId); 16574 } finally { 16575 Binder.restoreCallingIdentity(identity); 16576 } 16577 } 16578 } 16579 16580 private static void enforceSystemOrPhoneCaller(String tag) { 16581 int callingUid = Binder.getCallingUid(); 16582 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16583 throw new SecurityException( 16584 "Cannot call " + tag + " from UID " + callingUid); 16585 } 16586 } 16587} 16588