PackageManagerService.java revision 8b3e6b0df102901f938cd0687f9994a3ff767fcf
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 [received 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 /** 491 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 492 */ 493 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 494 /** 495 * Whether or not system app permissions should be promoted from install to runtime. 496 */ 497 boolean mPromoteSystemApps; 498 499 final Settings mSettings; 500 boolean mRestoredSettings; 501 502 // System configuration read by SystemConfig. 503 final int[] mGlobalGids; 504 final SparseArray<ArraySet<String>> mSystemPermissions; 505 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 506 507 // If mac_permissions.xml was found for seinfo labeling. 508 boolean mFoundPolicyFile; 509 510 // If a recursive restorecon of /data/data/<pkg> is needed. 511 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 512 513 public static final class SharedLibraryEntry { 514 public final String path; 515 public final String apk; 516 517 SharedLibraryEntry(String _path, String _apk) { 518 path = _path; 519 apk = _apk; 520 } 521 } 522 523 // Currently known shared libraries. 524 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 525 new ArrayMap<String, SharedLibraryEntry>(); 526 527 // All available activities, for your resolving pleasure. 528 final ActivityIntentResolver mActivities = 529 new ActivityIntentResolver(); 530 531 // All available receivers, for your resolving pleasure. 532 final ActivityIntentResolver mReceivers = 533 new ActivityIntentResolver(); 534 535 // All available services, for your resolving pleasure. 536 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 537 538 // All available providers, for your resolving pleasure. 539 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 540 541 // Mapping from provider base names (first directory in content URI codePath) 542 // to the provider information. 543 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 544 new ArrayMap<String, PackageParser.Provider>(); 545 546 // Mapping from instrumentation class names to info about them. 547 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 548 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 549 550 // Mapping from permission names to info about them. 551 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 552 new ArrayMap<String, PackageParser.PermissionGroup>(); 553 554 // Packages whose data we have transfered into another package, thus 555 // should no longer exist. 556 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 557 558 // Broadcast actions that are only available to the system. 559 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 560 561 /** List of packages waiting for verification. */ 562 final SparseArray<PackageVerificationState> mPendingVerification 563 = new SparseArray<PackageVerificationState>(); 564 565 /** Set of packages associated with each app op permission. */ 566 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 567 568 final PackageInstallerService mInstallerService; 569 570 private final PackageDexOptimizer mPackageDexOptimizer; 571 572 private AtomicInteger mNextMoveId = new AtomicInteger(); 573 private final MoveCallbacks mMoveCallbacks; 574 575 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 576 577 // Cache of users who need badging. 578 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 579 580 /** Token for keys in mPendingVerification. */ 581 private int mPendingVerificationToken = 0; 582 583 volatile boolean mSystemReady; 584 volatile boolean mSafeMode; 585 volatile boolean mHasSystemUidErrors; 586 587 ApplicationInfo mAndroidApplication; 588 final ActivityInfo mResolveActivity = new ActivityInfo(); 589 final ResolveInfo mResolveInfo = new ResolveInfo(); 590 ComponentName mResolveComponentName; 591 PackageParser.Package mPlatformPackage; 592 ComponentName mCustomResolverComponentName; 593 594 boolean mResolverReplaced = false; 595 596 private final ComponentName mIntentFilterVerifierComponent; 597 private int mIntentFilterVerificationToken = 0; 598 599 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 600 = new SparseArray<IntentFilterVerificationState>(); 601 602 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 603 new DefaultPermissionGrantPolicy(this); 604 605 private static class IFVerificationParams { 606 PackageParser.Package pkg; 607 boolean replacing; 608 int userId; 609 int verifierUid; 610 611 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 612 int _userId, int _verifierUid) { 613 pkg = _pkg; 614 replacing = _replacing; 615 userId = _userId; 616 replacing = _replacing; 617 verifierUid = _verifierUid; 618 } 619 } 620 621 private interface IntentFilterVerifier<T extends IntentFilter> { 622 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 623 T filter, String packageName); 624 void startVerifications(int userId); 625 void receiveVerificationResponse(int verificationId); 626 } 627 628 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 629 private Context mContext; 630 private ComponentName mIntentFilterVerifierComponent; 631 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 632 633 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 634 mContext = context; 635 mIntentFilterVerifierComponent = verifierComponent; 636 } 637 638 private String getDefaultScheme() { 639 return IntentFilter.SCHEME_HTTPS; 640 } 641 642 @Override 643 public void startVerifications(int userId) { 644 // Launch verifications requests 645 int count = mCurrentIntentFilterVerifications.size(); 646 for (int n=0; n<count; n++) { 647 int verificationId = mCurrentIntentFilterVerifications.get(n); 648 final IntentFilterVerificationState ivs = 649 mIntentFilterVerificationStates.get(verificationId); 650 651 String packageName = ivs.getPackageName(); 652 653 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 654 final int filterCount = filters.size(); 655 ArraySet<String> domainsSet = new ArraySet<>(); 656 for (int m=0; m<filterCount; m++) { 657 PackageParser.ActivityIntentInfo filter = filters.get(m); 658 domainsSet.addAll(filter.getHostsList()); 659 } 660 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 661 synchronized (mPackages) { 662 if (mSettings.createIntentFilterVerificationIfNeededLPw( 663 packageName, domainsList) != null) { 664 scheduleWriteSettingsLocked(); 665 } 666 } 667 sendVerificationRequest(userId, verificationId, ivs); 668 } 669 mCurrentIntentFilterVerifications.clear(); 670 } 671 672 private void sendVerificationRequest(int userId, int verificationId, 673 IntentFilterVerificationState ivs) { 674 675 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 676 verificationIntent.putExtra( 677 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 678 verificationId); 679 verificationIntent.putExtra( 680 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 681 getDefaultScheme()); 682 verificationIntent.putExtra( 683 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 684 ivs.getHostsString()); 685 verificationIntent.putExtra( 686 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 687 ivs.getPackageName()); 688 verificationIntent.setComponent(mIntentFilterVerifierComponent); 689 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 690 691 UserHandle user = new UserHandle(userId); 692 mContext.sendBroadcastAsUser(verificationIntent, user); 693 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 694 "Sending IntentFilter verification broadcast"); 695 } 696 697 public void receiveVerificationResponse(int verificationId) { 698 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 699 700 final boolean verified = ivs.isVerified(); 701 702 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 703 final int count = filters.size(); 704 if (DEBUG_DOMAIN_VERIFICATION) { 705 Slog.i(TAG, "Received verification response " + verificationId 706 + " for " + count + " filters, verified=" + verified); 707 } 708 for (int n=0; n<count; n++) { 709 PackageParser.ActivityIntentInfo filter = filters.get(n); 710 filter.setVerified(verified); 711 712 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 713 + " verified with result:" + verified + " and hosts:" 714 + ivs.getHostsString()); 715 } 716 717 mIntentFilterVerificationStates.remove(verificationId); 718 719 final String packageName = ivs.getPackageName(); 720 IntentFilterVerificationInfo ivi = null; 721 722 synchronized (mPackages) { 723 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 724 } 725 if (ivi == null) { 726 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 727 + verificationId + " packageName:" + packageName); 728 return; 729 } 730 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 731 "Updating IntentFilterVerificationInfo for package " + packageName 732 +" verificationId:" + verificationId); 733 734 synchronized (mPackages) { 735 if (verified) { 736 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 737 } else { 738 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 739 } 740 scheduleWriteSettingsLocked(); 741 742 final int userId = ivs.getUserId(); 743 if (userId != UserHandle.USER_ALL) { 744 final int userStatus = 745 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 746 747 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 748 boolean needUpdate = false; 749 750 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 751 // already been set by the User thru the Disambiguation dialog 752 switch (userStatus) { 753 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 754 if (verified) { 755 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 756 } else { 757 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 758 } 759 needUpdate = true; 760 break; 761 762 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 763 if (verified) { 764 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 765 needUpdate = true; 766 } 767 break; 768 769 default: 770 // Nothing to do 771 } 772 773 if (needUpdate) { 774 mSettings.updateIntentFilterVerificationStatusLPw( 775 packageName, updatedStatus, userId); 776 scheduleWritePackageRestrictionsLocked(userId); 777 } 778 } 779 } 780 } 781 782 @Override 783 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 784 ActivityIntentInfo filter, String packageName) { 785 if (!hasValidDomains(filter)) { 786 return false; 787 } 788 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 789 if (ivs == null) { 790 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 791 packageName); 792 } 793 if (DEBUG_DOMAIN_VERIFICATION) { 794 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 795 } 796 ivs.addFilter(filter); 797 return true; 798 } 799 800 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 801 int userId, int verificationId, String packageName) { 802 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 803 verifierUid, userId, packageName); 804 ivs.setPendingState(); 805 synchronized (mPackages) { 806 mIntentFilterVerificationStates.append(verificationId, ivs); 807 mCurrentIntentFilterVerifications.add(verificationId); 808 } 809 return ivs; 810 } 811 } 812 813 private static boolean hasValidDomains(ActivityIntentInfo filter) { 814 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 815 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 816 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 817 } 818 819 private IntentFilterVerifier mIntentFilterVerifier; 820 821 // Set of pending broadcasts for aggregating enable/disable of components. 822 static class PendingPackageBroadcasts { 823 // for each user id, a map of <package name -> components within that package> 824 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 825 826 public PendingPackageBroadcasts() { 827 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 828 } 829 830 public ArrayList<String> get(int userId, String packageName) { 831 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 832 return packages.get(packageName); 833 } 834 835 public void put(int userId, String packageName, ArrayList<String> components) { 836 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 837 packages.put(packageName, components); 838 } 839 840 public void remove(int userId, String packageName) { 841 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 842 if (packages != null) { 843 packages.remove(packageName); 844 } 845 } 846 847 public void remove(int userId) { 848 mUidMap.remove(userId); 849 } 850 851 public int userIdCount() { 852 return mUidMap.size(); 853 } 854 855 public int userIdAt(int n) { 856 return mUidMap.keyAt(n); 857 } 858 859 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 860 return mUidMap.get(userId); 861 } 862 863 public int size() { 864 // total number of pending broadcast entries across all userIds 865 int num = 0; 866 for (int i = 0; i< mUidMap.size(); i++) { 867 num += mUidMap.valueAt(i).size(); 868 } 869 return num; 870 } 871 872 public void clear() { 873 mUidMap.clear(); 874 } 875 876 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 877 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 878 if (map == null) { 879 map = new ArrayMap<String, ArrayList<String>>(); 880 mUidMap.put(userId, map); 881 } 882 return map; 883 } 884 } 885 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 886 887 // Service Connection to remote media container service to copy 888 // package uri's from external media onto secure containers 889 // or internal storage. 890 private IMediaContainerService mContainerService = null; 891 892 static final int SEND_PENDING_BROADCAST = 1; 893 static final int MCS_BOUND = 3; 894 static final int END_COPY = 4; 895 static final int INIT_COPY = 5; 896 static final int MCS_UNBIND = 6; 897 static final int START_CLEANING_PACKAGE = 7; 898 static final int FIND_INSTALL_LOC = 8; 899 static final int POST_INSTALL = 9; 900 static final int MCS_RECONNECT = 10; 901 static final int MCS_GIVE_UP = 11; 902 static final int UPDATED_MEDIA_STATUS = 12; 903 static final int WRITE_SETTINGS = 13; 904 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 905 static final int PACKAGE_VERIFIED = 15; 906 static final int CHECK_PENDING_VERIFICATION = 16; 907 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 908 static final int INTENT_FILTER_VERIFIED = 18; 909 910 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 911 912 // Delay time in millisecs 913 static final int BROADCAST_DELAY = 10 * 1000; 914 915 static UserManagerService sUserManager; 916 917 // Stores a list of users whose package restrictions file needs to be updated 918 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 919 920 final private DefaultContainerConnection mDefContainerConn = 921 new DefaultContainerConnection(); 922 class DefaultContainerConnection implements ServiceConnection { 923 public void onServiceConnected(ComponentName name, IBinder service) { 924 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 925 IMediaContainerService imcs = 926 IMediaContainerService.Stub.asInterface(service); 927 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 928 } 929 930 public void onServiceDisconnected(ComponentName name) { 931 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 932 } 933 } 934 935 // Recordkeeping of restore-after-install operations that are currently in flight 936 // between the Package Manager and the Backup Manager 937 class PostInstallData { 938 public InstallArgs args; 939 public PackageInstalledInfo res; 940 941 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 942 args = _a; 943 res = _r; 944 } 945 } 946 947 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 948 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 949 950 // XML tags for backup/restore of various bits of state 951 private static final String TAG_PREFERRED_BACKUP = "pa"; 952 private static final String TAG_DEFAULT_APPS = "da"; 953 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 954 955 final String mRequiredVerifierPackage; 956 final String mRequiredInstallerPackage; 957 958 private final PackageUsage mPackageUsage = new PackageUsage(); 959 960 private class PackageUsage { 961 private static final int WRITE_INTERVAL 962 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 963 964 private final Object mFileLock = new Object(); 965 private final AtomicLong mLastWritten = new AtomicLong(0); 966 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 967 968 private boolean mIsHistoricalPackageUsageAvailable = true; 969 970 boolean isHistoricalPackageUsageAvailable() { 971 return mIsHistoricalPackageUsageAvailable; 972 } 973 974 void write(boolean force) { 975 if (force) { 976 writeInternal(); 977 return; 978 } 979 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 980 && !DEBUG_DEXOPT) { 981 return; 982 } 983 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 984 new Thread("PackageUsage_DiskWriter") { 985 @Override 986 public void run() { 987 try { 988 writeInternal(); 989 } finally { 990 mBackgroundWriteRunning.set(false); 991 } 992 } 993 }.start(); 994 } 995 } 996 997 private void writeInternal() { 998 synchronized (mPackages) { 999 synchronized (mFileLock) { 1000 AtomicFile file = getFile(); 1001 FileOutputStream f = null; 1002 try { 1003 f = file.startWrite(); 1004 BufferedOutputStream out = new BufferedOutputStream(f); 1005 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1006 StringBuilder sb = new StringBuilder(); 1007 for (PackageParser.Package pkg : mPackages.values()) { 1008 if (pkg.mLastPackageUsageTimeInMills == 0) { 1009 continue; 1010 } 1011 sb.setLength(0); 1012 sb.append(pkg.packageName); 1013 sb.append(' '); 1014 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1015 sb.append('\n'); 1016 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1017 } 1018 out.flush(); 1019 file.finishWrite(f); 1020 } catch (IOException e) { 1021 if (f != null) { 1022 file.failWrite(f); 1023 } 1024 Log.e(TAG, "Failed to write package usage times", e); 1025 } 1026 } 1027 } 1028 mLastWritten.set(SystemClock.elapsedRealtime()); 1029 } 1030 1031 void readLP() { 1032 synchronized (mFileLock) { 1033 AtomicFile file = getFile(); 1034 BufferedInputStream in = null; 1035 try { 1036 in = new BufferedInputStream(file.openRead()); 1037 StringBuffer sb = new StringBuffer(); 1038 while (true) { 1039 String packageName = readToken(in, sb, ' '); 1040 if (packageName == null) { 1041 break; 1042 } 1043 String timeInMillisString = readToken(in, sb, '\n'); 1044 if (timeInMillisString == null) { 1045 throw new IOException("Failed to find last usage time for package " 1046 + packageName); 1047 } 1048 PackageParser.Package pkg = mPackages.get(packageName); 1049 if (pkg == null) { 1050 continue; 1051 } 1052 long timeInMillis; 1053 try { 1054 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1055 } catch (NumberFormatException e) { 1056 throw new IOException("Failed to parse " + timeInMillisString 1057 + " as a long.", e); 1058 } 1059 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1060 } 1061 } catch (FileNotFoundException expected) { 1062 mIsHistoricalPackageUsageAvailable = false; 1063 } catch (IOException e) { 1064 Log.w(TAG, "Failed to read package usage times", e); 1065 } finally { 1066 IoUtils.closeQuietly(in); 1067 } 1068 } 1069 mLastWritten.set(SystemClock.elapsedRealtime()); 1070 } 1071 1072 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1073 throws IOException { 1074 sb.setLength(0); 1075 while (true) { 1076 int ch = in.read(); 1077 if (ch == -1) { 1078 if (sb.length() == 0) { 1079 return null; 1080 } 1081 throw new IOException("Unexpected EOF"); 1082 } 1083 if (ch == endOfToken) { 1084 return sb.toString(); 1085 } 1086 sb.append((char)ch); 1087 } 1088 } 1089 1090 private AtomicFile getFile() { 1091 File dataDir = Environment.getDataDirectory(); 1092 File systemDir = new File(dataDir, "system"); 1093 File fname = new File(systemDir, "package-usage.list"); 1094 return new AtomicFile(fname); 1095 } 1096 } 1097 1098 class PackageHandler extends Handler { 1099 private boolean mBound = false; 1100 final ArrayList<HandlerParams> mPendingInstalls = 1101 new ArrayList<HandlerParams>(); 1102 1103 private boolean connectToService() { 1104 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1105 " DefaultContainerService"); 1106 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1107 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1108 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1109 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1110 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1111 mBound = true; 1112 return true; 1113 } 1114 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1115 return false; 1116 } 1117 1118 private void disconnectService() { 1119 mContainerService = null; 1120 mBound = false; 1121 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1122 mContext.unbindService(mDefContainerConn); 1123 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1124 } 1125 1126 PackageHandler(Looper looper) { 1127 super(looper); 1128 } 1129 1130 public void handleMessage(Message msg) { 1131 try { 1132 doHandleMessage(msg); 1133 } finally { 1134 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1135 } 1136 } 1137 1138 void doHandleMessage(Message msg) { 1139 switch (msg.what) { 1140 case INIT_COPY: { 1141 HandlerParams params = (HandlerParams) msg.obj; 1142 int idx = mPendingInstalls.size(); 1143 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1144 // If a bind was already initiated we dont really 1145 // need to do anything. The pending install 1146 // will be processed later on. 1147 if (!mBound) { 1148 // If this is the only one pending we might 1149 // have to bind to the service again. 1150 if (!connectToService()) { 1151 Slog.e(TAG, "Failed to bind to media container service"); 1152 params.serviceError(); 1153 return; 1154 } else { 1155 // Once we bind to the service, the first 1156 // pending request will be processed. 1157 mPendingInstalls.add(idx, params); 1158 } 1159 } else { 1160 mPendingInstalls.add(idx, params); 1161 // Already bound to the service. Just make 1162 // sure we trigger off processing the first request. 1163 if (idx == 0) { 1164 mHandler.sendEmptyMessage(MCS_BOUND); 1165 } 1166 } 1167 break; 1168 } 1169 case MCS_BOUND: { 1170 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1171 if (msg.obj != null) { 1172 mContainerService = (IMediaContainerService) msg.obj; 1173 } 1174 if (mContainerService == null) { 1175 if (!mBound) { 1176 // Something seriously wrong since we are not bound and we are not 1177 // waiting for connection. Bail out. 1178 Slog.e(TAG, "Cannot bind to media container service"); 1179 for (HandlerParams params : mPendingInstalls) { 1180 // Indicate service bind error 1181 params.serviceError(); 1182 } 1183 mPendingInstalls.clear(); 1184 } else { 1185 Slog.w(TAG, "Waiting to connect to media container service"); 1186 } 1187 } else if (mPendingInstalls.size() > 0) { 1188 HandlerParams params = mPendingInstalls.get(0); 1189 if (params != null) { 1190 if (params.startCopy()) { 1191 // We are done... look for more work or to 1192 // go idle. 1193 if (DEBUG_SD_INSTALL) Log.i(TAG, 1194 "Checking for more work or unbind..."); 1195 // Delete pending install 1196 if (mPendingInstalls.size() > 0) { 1197 mPendingInstalls.remove(0); 1198 } 1199 if (mPendingInstalls.size() == 0) { 1200 if (mBound) { 1201 if (DEBUG_SD_INSTALL) Log.i(TAG, 1202 "Posting delayed MCS_UNBIND"); 1203 removeMessages(MCS_UNBIND); 1204 Message ubmsg = obtainMessage(MCS_UNBIND); 1205 // Unbind after a little delay, to avoid 1206 // continual thrashing. 1207 sendMessageDelayed(ubmsg, 10000); 1208 } 1209 } else { 1210 // There are more pending requests in queue. 1211 // Just post MCS_BOUND message to trigger processing 1212 // of next pending install. 1213 if (DEBUG_SD_INSTALL) Log.i(TAG, 1214 "Posting MCS_BOUND for next work"); 1215 mHandler.sendEmptyMessage(MCS_BOUND); 1216 } 1217 } 1218 } 1219 } else { 1220 // Should never happen ideally. 1221 Slog.w(TAG, "Empty queue"); 1222 } 1223 break; 1224 } 1225 case MCS_RECONNECT: { 1226 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1227 if (mPendingInstalls.size() > 0) { 1228 if (mBound) { 1229 disconnectService(); 1230 } 1231 if (!connectToService()) { 1232 Slog.e(TAG, "Failed to bind to media container service"); 1233 for (HandlerParams params : mPendingInstalls) { 1234 // Indicate service bind error 1235 params.serviceError(); 1236 } 1237 mPendingInstalls.clear(); 1238 } 1239 } 1240 break; 1241 } 1242 case MCS_UNBIND: { 1243 // If there is no actual work left, then time to unbind. 1244 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1245 1246 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1247 if (mBound) { 1248 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1249 1250 disconnectService(); 1251 } 1252 } else if (mPendingInstalls.size() > 0) { 1253 // There are more pending requests in queue. 1254 // Just post MCS_BOUND message to trigger processing 1255 // of next pending install. 1256 mHandler.sendEmptyMessage(MCS_BOUND); 1257 } 1258 1259 break; 1260 } 1261 case MCS_GIVE_UP: { 1262 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1263 mPendingInstalls.remove(0); 1264 break; 1265 } 1266 case SEND_PENDING_BROADCAST: { 1267 String packages[]; 1268 ArrayList<String> components[]; 1269 int size = 0; 1270 int uids[]; 1271 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1272 synchronized (mPackages) { 1273 if (mPendingBroadcasts == null) { 1274 return; 1275 } 1276 size = mPendingBroadcasts.size(); 1277 if (size <= 0) { 1278 // Nothing to be done. Just return 1279 return; 1280 } 1281 packages = new String[size]; 1282 components = new ArrayList[size]; 1283 uids = new int[size]; 1284 int i = 0; // filling out the above arrays 1285 1286 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1287 int packageUserId = mPendingBroadcasts.userIdAt(n); 1288 Iterator<Map.Entry<String, ArrayList<String>>> it 1289 = mPendingBroadcasts.packagesForUserId(packageUserId) 1290 .entrySet().iterator(); 1291 while (it.hasNext() && i < size) { 1292 Map.Entry<String, ArrayList<String>> ent = it.next(); 1293 packages[i] = ent.getKey(); 1294 components[i] = ent.getValue(); 1295 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1296 uids[i] = (ps != null) 1297 ? UserHandle.getUid(packageUserId, ps.appId) 1298 : -1; 1299 i++; 1300 } 1301 } 1302 size = i; 1303 mPendingBroadcasts.clear(); 1304 } 1305 // Send broadcasts 1306 for (int i = 0; i < size; i++) { 1307 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1308 } 1309 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1310 break; 1311 } 1312 case START_CLEANING_PACKAGE: { 1313 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1314 final String packageName = (String)msg.obj; 1315 final int userId = msg.arg1; 1316 final boolean andCode = msg.arg2 != 0; 1317 synchronized (mPackages) { 1318 if (userId == UserHandle.USER_ALL) { 1319 int[] users = sUserManager.getUserIds(); 1320 for (int user : users) { 1321 mSettings.addPackageToCleanLPw( 1322 new PackageCleanItem(user, packageName, andCode)); 1323 } 1324 } else { 1325 mSettings.addPackageToCleanLPw( 1326 new PackageCleanItem(userId, packageName, andCode)); 1327 } 1328 } 1329 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1330 startCleaningPackages(); 1331 } break; 1332 case POST_INSTALL: { 1333 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1334 PostInstallData data = mRunningInstalls.get(msg.arg1); 1335 mRunningInstalls.delete(msg.arg1); 1336 boolean deleteOld = false; 1337 1338 if (data != null) { 1339 InstallArgs args = data.args; 1340 PackageInstalledInfo res = data.res; 1341 1342 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1343 final String packageName = res.pkg.applicationInfo.packageName; 1344 res.removedInfo.sendBroadcast(false, true, false); 1345 Bundle extras = new Bundle(1); 1346 extras.putInt(Intent.EXTRA_UID, res.uid); 1347 1348 // Now that we successfully installed the package, grant runtime 1349 // permissions if requested before broadcasting the install. 1350 if ((args.installFlags 1351 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1352 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1353 args.installGrantPermissions); 1354 } 1355 1356 // Determine the set of users who are adding this 1357 // package for the first time vs. those who are seeing 1358 // an update. 1359 int[] firstUsers; 1360 int[] updateUsers = new int[0]; 1361 if (res.origUsers == null || res.origUsers.length == 0) { 1362 firstUsers = res.newUsers; 1363 } else { 1364 firstUsers = new int[0]; 1365 for (int i=0; i<res.newUsers.length; i++) { 1366 int user = res.newUsers[i]; 1367 boolean isNew = true; 1368 for (int j=0; j<res.origUsers.length; j++) { 1369 if (res.origUsers[j] == user) { 1370 isNew = false; 1371 break; 1372 } 1373 } 1374 if (isNew) { 1375 int[] newFirst = new int[firstUsers.length+1]; 1376 System.arraycopy(firstUsers, 0, newFirst, 0, 1377 firstUsers.length); 1378 newFirst[firstUsers.length] = user; 1379 firstUsers = newFirst; 1380 } else { 1381 int[] newUpdate = new int[updateUsers.length+1]; 1382 System.arraycopy(updateUsers, 0, newUpdate, 0, 1383 updateUsers.length); 1384 newUpdate[updateUsers.length] = user; 1385 updateUsers = newUpdate; 1386 } 1387 } 1388 } 1389 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1390 packageName, extras, null, null, firstUsers); 1391 final boolean update = res.removedInfo.removedPackage != null; 1392 if (update) { 1393 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1394 } 1395 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1396 packageName, extras, null, null, updateUsers); 1397 if (update) { 1398 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1399 packageName, extras, null, null, updateUsers); 1400 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1401 null, null, packageName, null, updateUsers); 1402 1403 // treat asec-hosted packages like removable media on upgrade 1404 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1405 if (DEBUG_INSTALL) { 1406 Slog.i(TAG, "upgrading pkg " + res.pkg 1407 + " is ASEC-hosted -> AVAILABLE"); 1408 } 1409 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1410 ArrayList<String> pkgList = new ArrayList<String>(1); 1411 pkgList.add(packageName); 1412 sendResourcesChangedBroadcast(true, true, 1413 pkgList,uidArray, null); 1414 } 1415 } 1416 if (res.removedInfo.args != null) { 1417 // Remove the replaced package's older resources safely now 1418 deleteOld = true; 1419 } 1420 1421 // If this app is a browser and it's newly-installed for some 1422 // users, clear any default-browser state in those users 1423 if (firstUsers.length > 0) { 1424 // the app's nature doesn't depend on the user, so we can just 1425 // check its browser nature in any user and generalize. 1426 if (packageIsBrowser(packageName, firstUsers[0])) { 1427 synchronized (mPackages) { 1428 for (int userId : firstUsers) { 1429 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1430 } 1431 } 1432 } 1433 } 1434 // Log current value of "unknown sources" setting 1435 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1436 getUnknownSourcesSettings()); 1437 } 1438 // Force a gc to clear up things 1439 Runtime.getRuntime().gc(); 1440 // We delete after a gc for applications on sdcard. 1441 if (deleteOld) { 1442 synchronized (mInstallLock) { 1443 res.removedInfo.args.doPostDeleteLI(true); 1444 } 1445 } 1446 if (args.observer != null) { 1447 try { 1448 Bundle extras = extrasForInstallResult(res); 1449 args.observer.onPackageInstalled(res.name, res.returnCode, 1450 res.returnMsg, extras); 1451 } catch (RemoteException e) { 1452 Slog.i(TAG, "Observer no longer exists."); 1453 } 1454 } 1455 } else { 1456 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1457 } 1458 } break; 1459 case UPDATED_MEDIA_STATUS: { 1460 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1461 boolean reportStatus = msg.arg1 == 1; 1462 boolean doGc = msg.arg2 == 1; 1463 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1464 if (doGc) { 1465 // Force a gc to clear up stale containers. 1466 Runtime.getRuntime().gc(); 1467 } 1468 if (msg.obj != null) { 1469 @SuppressWarnings("unchecked") 1470 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1471 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1472 // Unload containers 1473 unloadAllContainers(args); 1474 } 1475 if (reportStatus) { 1476 try { 1477 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1478 PackageHelper.getMountService().finishMediaUpdate(); 1479 } catch (RemoteException e) { 1480 Log.e(TAG, "MountService not running?"); 1481 } 1482 } 1483 } break; 1484 case WRITE_SETTINGS: { 1485 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1486 synchronized (mPackages) { 1487 removeMessages(WRITE_SETTINGS); 1488 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1489 mSettings.writeLPr(); 1490 mDirtyUsers.clear(); 1491 } 1492 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1493 } break; 1494 case WRITE_PACKAGE_RESTRICTIONS: { 1495 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1496 synchronized (mPackages) { 1497 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1498 for (int userId : mDirtyUsers) { 1499 mSettings.writePackageRestrictionsLPr(userId); 1500 } 1501 mDirtyUsers.clear(); 1502 } 1503 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1504 } break; 1505 case CHECK_PENDING_VERIFICATION: { 1506 final int verificationId = msg.arg1; 1507 final PackageVerificationState state = mPendingVerification.get(verificationId); 1508 1509 if ((state != null) && !state.timeoutExtended()) { 1510 final InstallArgs args = state.getInstallArgs(); 1511 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1512 1513 Slog.i(TAG, "Verification timed out for " + originUri); 1514 mPendingVerification.remove(verificationId); 1515 1516 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1517 1518 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1519 Slog.i(TAG, "Continuing with installation of " + originUri); 1520 state.setVerifierResponse(Binder.getCallingUid(), 1521 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1522 broadcastPackageVerified(verificationId, originUri, 1523 PackageManager.VERIFICATION_ALLOW, 1524 state.getInstallArgs().getUser()); 1525 try { 1526 ret = args.copyApk(mContainerService, true); 1527 } catch (RemoteException e) { 1528 Slog.e(TAG, "Could not contact the ContainerService"); 1529 } 1530 } else { 1531 broadcastPackageVerified(verificationId, originUri, 1532 PackageManager.VERIFICATION_REJECT, 1533 state.getInstallArgs().getUser()); 1534 } 1535 1536 processPendingInstall(args, ret); 1537 mHandler.sendEmptyMessage(MCS_UNBIND); 1538 } 1539 break; 1540 } 1541 case PACKAGE_VERIFIED: { 1542 final int verificationId = msg.arg1; 1543 1544 final PackageVerificationState state = mPendingVerification.get(verificationId); 1545 if (state == null) { 1546 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1547 break; 1548 } 1549 1550 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1551 1552 state.setVerifierResponse(response.callerUid, response.code); 1553 1554 if (state.isVerificationComplete()) { 1555 mPendingVerification.remove(verificationId); 1556 1557 final InstallArgs args = state.getInstallArgs(); 1558 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1559 1560 int ret; 1561 if (state.isInstallAllowed()) { 1562 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1563 broadcastPackageVerified(verificationId, originUri, 1564 response.code, state.getInstallArgs().getUser()); 1565 try { 1566 ret = args.copyApk(mContainerService, true); 1567 } catch (RemoteException e) { 1568 Slog.e(TAG, "Could not contact the ContainerService"); 1569 } 1570 } else { 1571 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1572 } 1573 1574 processPendingInstall(args, ret); 1575 1576 mHandler.sendEmptyMessage(MCS_UNBIND); 1577 } 1578 1579 break; 1580 } 1581 case START_INTENT_FILTER_VERIFICATIONS: { 1582 IFVerificationParams params = (IFVerificationParams) msg.obj; 1583 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1584 params.replacing, params.pkg); 1585 break; 1586 } 1587 case INTENT_FILTER_VERIFIED: { 1588 final int verificationId = msg.arg1; 1589 1590 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1591 verificationId); 1592 if (state == null) { 1593 Slog.w(TAG, "Invalid IntentFilter verification token " 1594 + verificationId + " received"); 1595 break; 1596 } 1597 1598 final int userId = state.getUserId(); 1599 1600 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1601 "Processing IntentFilter verification with token:" 1602 + verificationId + " and userId:" + userId); 1603 1604 final IntentFilterVerificationResponse response = 1605 (IntentFilterVerificationResponse) msg.obj; 1606 1607 state.setVerifierResponse(response.callerUid, response.code); 1608 1609 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1610 "IntentFilter verification with token:" + verificationId 1611 + " and userId:" + userId 1612 + " is settings verifier response with response code:" 1613 + response.code); 1614 1615 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1616 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1617 + response.getFailedDomainsString()); 1618 } 1619 1620 if (state.isVerificationComplete()) { 1621 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1622 } else { 1623 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1624 "IntentFilter verification with token:" + verificationId 1625 + " was not said to be complete"); 1626 } 1627 1628 break; 1629 } 1630 } 1631 } 1632 } 1633 1634 private StorageEventListener mStorageListener = new StorageEventListener() { 1635 @Override 1636 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1637 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1638 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1639 final String volumeUuid = vol.getFsUuid(); 1640 1641 // Clean up any users or apps that were removed or recreated 1642 // while this volume was missing 1643 reconcileUsers(volumeUuid); 1644 reconcileApps(volumeUuid); 1645 1646 // Clean up any install sessions that expired or were 1647 // cancelled while this volume was missing 1648 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1649 1650 loadPrivatePackages(vol); 1651 1652 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1653 unloadPrivatePackages(vol); 1654 } 1655 } 1656 1657 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1658 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1659 updateExternalMediaStatus(true, false); 1660 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1661 updateExternalMediaStatus(false, false); 1662 } 1663 } 1664 } 1665 1666 @Override 1667 public void onVolumeForgotten(String fsUuid) { 1668 if (TextUtils.isEmpty(fsUuid)) { 1669 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1670 return; 1671 } 1672 1673 // Remove any apps installed on the forgotten volume 1674 synchronized (mPackages) { 1675 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1676 for (PackageSetting ps : packages) { 1677 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1678 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1679 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1680 } 1681 1682 mSettings.onVolumeForgotten(fsUuid); 1683 mSettings.writeLPr(); 1684 } 1685 } 1686 }; 1687 1688 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1689 String[] grantedPermissions) { 1690 if (userId >= UserHandle.USER_OWNER) { 1691 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1692 } else if (userId == UserHandle.USER_ALL) { 1693 final int[] userIds; 1694 synchronized (mPackages) { 1695 userIds = UserManagerService.getInstance().getUserIds(); 1696 } 1697 for (int someUserId : userIds) { 1698 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1699 } 1700 } 1701 1702 // We could have touched GID membership, so flush out packages.list 1703 synchronized (mPackages) { 1704 mSettings.writePackageListLPr(); 1705 } 1706 } 1707 1708 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1709 String[] grantedPermissions) { 1710 SettingBase sb = (SettingBase) pkg.mExtras; 1711 if (sb == null) { 1712 return; 1713 } 1714 1715 PermissionsState permissionsState = sb.getPermissionsState(); 1716 1717 for (String permission : pkg.requestedPermissions) { 1718 BasePermission bp = mSettings.mPermissions.get(permission); 1719 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1720 || ArrayUtils.contains(grantedPermissions, permission))) { 1721 permissionsState.grantRuntimePermission(bp, userId); 1722 } 1723 } 1724 } 1725 1726 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1727 Bundle extras = null; 1728 switch (res.returnCode) { 1729 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1730 extras = new Bundle(); 1731 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1732 res.origPermission); 1733 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1734 res.origPackage); 1735 break; 1736 } 1737 case PackageManager.INSTALL_SUCCEEDED: { 1738 extras = new Bundle(); 1739 extras.putBoolean(Intent.EXTRA_REPLACING, 1740 res.removedInfo != null && res.removedInfo.removedPackage != null); 1741 break; 1742 } 1743 } 1744 return extras; 1745 } 1746 1747 void scheduleWriteSettingsLocked() { 1748 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1749 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1750 } 1751 } 1752 1753 void scheduleWritePackageRestrictionsLocked(int userId) { 1754 if (!sUserManager.exists(userId)) return; 1755 mDirtyUsers.add(userId); 1756 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1757 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1758 } 1759 } 1760 1761 public static PackageManagerService main(Context context, Installer installer, 1762 boolean factoryTest, boolean onlyCore) { 1763 PackageManagerService m = new PackageManagerService(context, installer, 1764 factoryTest, onlyCore); 1765 ServiceManager.addService("package", m); 1766 return m; 1767 } 1768 1769 static String[] splitString(String str, char sep) { 1770 int count = 1; 1771 int i = 0; 1772 while ((i=str.indexOf(sep, i)) >= 0) { 1773 count++; 1774 i++; 1775 } 1776 1777 String[] res = new String[count]; 1778 i=0; 1779 count = 0; 1780 int lastI=0; 1781 while ((i=str.indexOf(sep, i)) >= 0) { 1782 res[count] = str.substring(lastI, i); 1783 count++; 1784 i++; 1785 lastI = i; 1786 } 1787 res[count] = str.substring(lastI, str.length()); 1788 return res; 1789 } 1790 1791 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1792 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1793 Context.DISPLAY_SERVICE); 1794 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1795 } 1796 1797 public PackageManagerService(Context context, Installer installer, 1798 boolean factoryTest, boolean onlyCore) { 1799 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1800 SystemClock.uptimeMillis()); 1801 1802 if (mSdkVersion <= 0) { 1803 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1804 } 1805 1806 mContext = context; 1807 mFactoryTest = factoryTest; 1808 mOnlyCore = onlyCore; 1809 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1810 mMetrics = new DisplayMetrics(); 1811 mSettings = new Settings(mPackages); 1812 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1813 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1814 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1815 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1816 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1817 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1818 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1819 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1820 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1821 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1822 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1823 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1824 1825 // TODO: add a property to control this? 1826 long dexOptLRUThresholdInMinutes; 1827 if (mLazyDexOpt) { 1828 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1829 } else { 1830 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1831 } 1832 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1833 1834 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1835 if (separateProcesses != null && separateProcesses.length() > 0) { 1836 if ("*".equals(separateProcesses)) { 1837 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1838 mSeparateProcesses = null; 1839 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1840 } else { 1841 mDefParseFlags = 0; 1842 mSeparateProcesses = separateProcesses.split(","); 1843 Slog.w(TAG, "Running with debug.separate_processes: " 1844 + separateProcesses); 1845 } 1846 } else { 1847 mDefParseFlags = 0; 1848 mSeparateProcesses = null; 1849 } 1850 1851 mInstaller = installer; 1852 mPackageDexOptimizer = new PackageDexOptimizer(this); 1853 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1854 1855 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1856 FgThread.get().getLooper()); 1857 1858 getDefaultDisplayMetrics(context, mMetrics); 1859 1860 SystemConfig systemConfig = SystemConfig.getInstance(); 1861 mGlobalGids = systemConfig.getGlobalGids(); 1862 mSystemPermissions = systemConfig.getSystemPermissions(); 1863 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1864 1865 synchronized (mInstallLock) { 1866 // writer 1867 synchronized (mPackages) { 1868 mHandlerThread = new ServiceThread(TAG, 1869 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1870 mHandlerThread.start(); 1871 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1872 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1873 1874 File dataDir = Environment.getDataDirectory(); 1875 mAppDataDir = new File(dataDir, "data"); 1876 mAppInstallDir = new File(dataDir, "app"); 1877 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1878 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1879 mUserAppDataDir = new File(dataDir, "user"); 1880 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1881 1882 sUserManager = new UserManagerService(context, this, 1883 mInstallLock, mPackages); 1884 1885 // Propagate permission configuration in to package manager. 1886 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1887 = systemConfig.getPermissions(); 1888 for (int i=0; i<permConfig.size(); i++) { 1889 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1890 BasePermission bp = mSettings.mPermissions.get(perm.name); 1891 if (bp == null) { 1892 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1893 mSettings.mPermissions.put(perm.name, bp); 1894 } 1895 if (perm.gids != null) { 1896 bp.setGids(perm.gids, perm.perUser); 1897 } 1898 } 1899 1900 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1901 for (int i=0; i<libConfig.size(); i++) { 1902 mSharedLibraries.put(libConfig.keyAt(i), 1903 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1904 } 1905 1906 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1907 1908 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1909 mSdkVersion, mOnlyCore); 1910 1911 String customResolverActivity = Resources.getSystem().getString( 1912 R.string.config_customResolverActivity); 1913 if (TextUtils.isEmpty(customResolverActivity)) { 1914 customResolverActivity = null; 1915 } else { 1916 mCustomResolverComponentName = ComponentName.unflattenFromString( 1917 customResolverActivity); 1918 } 1919 1920 long startTime = SystemClock.uptimeMillis(); 1921 1922 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1923 startTime); 1924 1925 // Set flag to monitor and not change apk file paths when 1926 // scanning install directories. 1927 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1928 1929 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1930 1931 /** 1932 * Add everything in the in the boot class path to the 1933 * list of process files because dexopt will have been run 1934 * if necessary during zygote startup. 1935 */ 1936 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1937 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1938 1939 if (bootClassPath != null) { 1940 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1941 for (String element : bootClassPathElements) { 1942 alreadyDexOpted.add(element); 1943 } 1944 } else { 1945 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1946 } 1947 1948 if (systemServerClassPath != null) { 1949 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1950 for (String element : systemServerClassPathElements) { 1951 alreadyDexOpted.add(element); 1952 } 1953 } else { 1954 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1955 } 1956 1957 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1958 final String[] dexCodeInstructionSets = 1959 getDexCodeInstructionSets( 1960 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1961 1962 /** 1963 * Ensure all external libraries have had dexopt run on them. 1964 */ 1965 if (mSharedLibraries.size() > 0) { 1966 // NOTE: For now, we're compiling these system "shared libraries" 1967 // (and framework jars) into all available architectures. It's possible 1968 // to compile them only when we come across an app that uses them (there's 1969 // already logic for that in scanPackageLI) but that adds some complexity. 1970 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1971 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1972 final String lib = libEntry.path; 1973 if (lib == null) { 1974 continue; 1975 } 1976 1977 try { 1978 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1979 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1980 alreadyDexOpted.add(lib); 1981 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1982 } 1983 } catch (FileNotFoundException e) { 1984 Slog.w(TAG, "Library not found: " + lib); 1985 } catch (IOException e) { 1986 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1987 + e.getMessage()); 1988 } 1989 } 1990 } 1991 } 1992 1993 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1994 1995 // Gross hack for now: we know this file doesn't contain any 1996 // code, so don't dexopt it to avoid the resulting log spew. 1997 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1998 1999 // Gross hack for now: we know this file is only part of 2000 // the boot class path for art, so don't dexopt it to 2001 // avoid the resulting log spew. 2002 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 2003 2004 /** 2005 * There are a number of commands implemented in Java, which 2006 * we currently need to do the dexopt on so that they can be 2007 * run from a non-root shell. 2008 */ 2009 String[] frameworkFiles = frameworkDir.list(); 2010 if (frameworkFiles != null) { 2011 // TODO: We could compile these only for the most preferred ABI. We should 2012 // first double check that the dex files for these commands are not referenced 2013 // by other system apps. 2014 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2015 for (int i=0; i<frameworkFiles.length; i++) { 2016 File libPath = new File(frameworkDir, frameworkFiles[i]); 2017 String path = libPath.getPath(); 2018 // Skip the file if we already did it. 2019 if (alreadyDexOpted.contains(path)) { 2020 continue; 2021 } 2022 // Skip the file if it is not a type we want to dexopt. 2023 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2024 continue; 2025 } 2026 try { 2027 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2028 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2029 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2030 } 2031 } catch (FileNotFoundException e) { 2032 Slog.w(TAG, "Jar not found: " + path); 2033 } catch (IOException e) { 2034 Slog.w(TAG, "Exception reading jar: " + path, e); 2035 } 2036 } 2037 } 2038 } 2039 2040 final VersionInfo ver = mSettings.getInternalVersion(); 2041 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2042 // when upgrading from pre-M, promote system app permissions from install to runtime 2043 mPromoteSystemApps = 2044 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2045 2046 // save off the names of pre-existing system packages prior to scanning; we don't 2047 // want to automatically grant runtime permissions for new system apps 2048 if (mPromoteSystemApps) { 2049 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2050 while (pkgSettingIter.hasNext()) { 2051 PackageSetting ps = pkgSettingIter.next(); 2052 if (isSystemApp(ps)) { 2053 mExistingSystemPackages.add(ps.name); 2054 } 2055 } 2056 } 2057 2058 // Collect vendor overlay packages. 2059 // (Do this before scanning any apps.) 2060 // For security and version matching reason, only consider 2061 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2062 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2063 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2064 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2065 2066 // Find base frameworks (resource packages without code). 2067 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2068 | PackageParser.PARSE_IS_SYSTEM_DIR 2069 | PackageParser.PARSE_IS_PRIVILEGED, 2070 scanFlags | SCAN_NO_DEX, 0); 2071 2072 // Collected privileged system packages. 2073 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2074 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2075 | PackageParser.PARSE_IS_SYSTEM_DIR 2076 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2077 2078 // Collect ordinary system packages. 2079 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2080 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2081 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2082 2083 // Collect all vendor packages. 2084 File vendorAppDir = new File("/vendor/app"); 2085 try { 2086 vendorAppDir = vendorAppDir.getCanonicalFile(); 2087 } catch (IOException e) { 2088 // failed to look up canonical path, continue with original one 2089 } 2090 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2091 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2092 2093 // Collect all OEM packages. 2094 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2095 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2096 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2097 2098 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2099 mInstaller.moveFiles(); 2100 2101 // Prune any system packages that no longer exist. 2102 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2103 if (!mOnlyCore) { 2104 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2105 while (psit.hasNext()) { 2106 PackageSetting ps = psit.next(); 2107 2108 /* 2109 * If this is not a system app, it can't be a 2110 * disable system app. 2111 */ 2112 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2113 continue; 2114 } 2115 2116 /* 2117 * If the package is scanned, it's not erased. 2118 */ 2119 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2120 if (scannedPkg != null) { 2121 /* 2122 * If the system app is both scanned and in the 2123 * disabled packages list, then it must have been 2124 * added via OTA. Remove it from the currently 2125 * scanned package so the previously user-installed 2126 * application can be scanned. 2127 */ 2128 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2129 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2130 + ps.name + "; removing system app. Last known codePath=" 2131 + ps.codePathString + ", installStatus=" + ps.installStatus 2132 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2133 + scannedPkg.mVersionCode); 2134 removePackageLI(ps, true); 2135 mExpectingBetter.put(ps.name, ps.codePath); 2136 } 2137 2138 continue; 2139 } 2140 2141 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2142 psit.remove(); 2143 logCriticalInfo(Log.WARN, "System package " + ps.name 2144 + " no longer exists; wiping its data"); 2145 removeDataDirsLI(null, ps.name); 2146 } else { 2147 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2148 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2149 possiblyDeletedUpdatedSystemApps.add(ps.name); 2150 } 2151 } 2152 } 2153 } 2154 2155 //look for any incomplete package installations 2156 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2157 //clean up list 2158 for(int i = 0; i < deletePkgsList.size(); i++) { 2159 //clean up here 2160 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2161 } 2162 //delete tmp files 2163 deleteTempPackageFiles(); 2164 2165 // Remove any shared userIDs that have no associated packages 2166 mSettings.pruneSharedUsersLPw(); 2167 2168 if (!mOnlyCore) { 2169 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2170 SystemClock.uptimeMillis()); 2171 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2172 2173 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2174 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2175 2176 /** 2177 * Remove disable package settings for any updated system 2178 * apps that were removed via an OTA. If they're not a 2179 * previously-updated app, remove them completely. 2180 * Otherwise, just revoke their system-level permissions. 2181 */ 2182 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2183 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2184 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2185 2186 String msg; 2187 if (deletedPkg == null) { 2188 msg = "Updated system package " + deletedAppName 2189 + " no longer exists; wiping its data"; 2190 removeDataDirsLI(null, deletedAppName); 2191 } else { 2192 msg = "Updated system app + " + deletedAppName 2193 + " no longer present; removing system privileges for " 2194 + deletedAppName; 2195 2196 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2197 2198 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2199 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2200 } 2201 logCriticalInfo(Log.WARN, msg); 2202 } 2203 2204 /** 2205 * Make sure all system apps that we expected to appear on 2206 * the userdata partition actually showed up. If they never 2207 * appeared, crawl back and revive the system version. 2208 */ 2209 for (int i = 0; i < mExpectingBetter.size(); i++) { 2210 final String packageName = mExpectingBetter.keyAt(i); 2211 if (!mPackages.containsKey(packageName)) { 2212 final File scanFile = mExpectingBetter.valueAt(i); 2213 2214 logCriticalInfo(Log.WARN, "Expected better " + packageName 2215 + " but never showed up; reverting to system"); 2216 2217 final int reparseFlags; 2218 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2219 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2220 | PackageParser.PARSE_IS_SYSTEM_DIR 2221 | PackageParser.PARSE_IS_PRIVILEGED; 2222 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2223 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2224 | PackageParser.PARSE_IS_SYSTEM_DIR; 2225 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2226 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2227 | PackageParser.PARSE_IS_SYSTEM_DIR; 2228 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2229 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2230 | PackageParser.PARSE_IS_SYSTEM_DIR; 2231 } else { 2232 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2233 continue; 2234 } 2235 2236 mSettings.enableSystemPackageLPw(packageName); 2237 2238 try { 2239 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2240 } catch (PackageManagerException e) { 2241 Slog.e(TAG, "Failed to parse original system package: " 2242 + e.getMessage()); 2243 } 2244 } 2245 } 2246 } 2247 mExpectingBetter.clear(); 2248 2249 // Now that we know all of the shared libraries, update all clients to have 2250 // the correct library paths. 2251 updateAllSharedLibrariesLPw(); 2252 2253 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2254 // NOTE: We ignore potential failures here during a system scan (like 2255 // the rest of the commands above) because there's precious little we 2256 // can do about it. A settings error is reported, though. 2257 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2258 false /* force dexopt */, false /* defer dexopt */); 2259 } 2260 2261 // Now that we know all the packages we are keeping, 2262 // read and update their last usage times. 2263 mPackageUsage.readLP(); 2264 2265 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2266 SystemClock.uptimeMillis()); 2267 Slog.i(TAG, "Time to scan packages: " 2268 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2269 + " seconds"); 2270 2271 // If the platform SDK has changed since the last time we booted, 2272 // we need to re-grant app permission to catch any new ones that 2273 // appear. This is really a hack, and means that apps can in some 2274 // cases get permissions that the user didn't initially explicitly 2275 // allow... it would be nice to have some better way to handle 2276 // this situation. 2277 int updateFlags = UPDATE_PERMISSIONS_ALL; 2278 if (ver.sdkVersion != mSdkVersion) { 2279 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2280 + mSdkVersion + "; regranting permissions for internal storage"); 2281 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2282 } 2283 updatePermissionsLPw(null, null, updateFlags); 2284 ver.sdkVersion = mSdkVersion; 2285 // clear only after permissions have been updated 2286 mExistingSystemPackages.clear(); 2287 mPromoteSystemApps = false; 2288 2289 // If this is the first boot, and it is a normal boot, then 2290 // we need to initialize the default preferred apps. 2291 if (!mRestoredSettings && !onlyCore) { 2292 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2293 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2294 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2295 } 2296 2297 // If this is first boot after an OTA, and a normal boot, then 2298 // we need to clear code cache directories. 2299 if (mIsUpgrade && !onlyCore) { 2300 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2301 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2302 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2303 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2304 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2305 } 2306 } 2307 ver.fingerprint = Build.FINGERPRINT; 2308 } 2309 2310 checkDefaultBrowser(); 2311 2312 // All the changes are done during package scanning. 2313 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2314 2315 // can downgrade to reader 2316 mSettings.writeLPr(); 2317 2318 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2319 SystemClock.uptimeMillis()); 2320 2321 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2322 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2323 2324 mInstallerService = new PackageInstallerService(context, this); 2325 2326 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2327 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2328 mIntentFilterVerifierComponent); 2329 2330 } // synchronized (mPackages) 2331 } // synchronized (mInstallLock) 2332 2333 // Now after opening every single application zip, make sure they 2334 // are all flushed. Not really needed, but keeps things nice and 2335 // tidy. 2336 Runtime.getRuntime().gc(); 2337 2338 // Expose private service for system components to use. 2339 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2340 } 2341 2342 @Override 2343 public boolean isFirstBoot() { 2344 return !mRestoredSettings; 2345 } 2346 2347 @Override 2348 public boolean isOnlyCoreApps() { 2349 return mOnlyCore; 2350 } 2351 2352 @Override 2353 public boolean isUpgrade() { 2354 return mIsUpgrade; 2355 } 2356 2357 private String getRequiredVerifierLPr() { 2358 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2359 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2360 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2361 2362 String requiredVerifier = null; 2363 2364 final int N = receivers.size(); 2365 for (int i = 0; i < N; i++) { 2366 final ResolveInfo info = receivers.get(i); 2367 2368 if (info.activityInfo == null) { 2369 continue; 2370 } 2371 2372 final String packageName = info.activityInfo.packageName; 2373 2374 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2375 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2376 continue; 2377 } 2378 2379 if (requiredVerifier != null) { 2380 throw new RuntimeException("There can be only one required verifier"); 2381 } 2382 2383 requiredVerifier = packageName; 2384 } 2385 2386 return requiredVerifier; 2387 } 2388 2389 private String getRequiredInstallerLPr() { 2390 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2391 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2392 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2393 2394 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2395 PACKAGE_MIME_TYPE, 0, 0); 2396 2397 String requiredInstaller = null; 2398 2399 final int N = installers.size(); 2400 for (int i = 0; i < N; i++) { 2401 final ResolveInfo info = installers.get(i); 2402 final String packageName = info.activityInfo.packageName; 2403 2404 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2405 continue; 2406 } 2407 2408 if (requiredInstaller != null) { 2409 throw new RuntimeException("There must be one required installer"); 2410 } 2411 2412 requiredInstaller = packageName; 2413 } 2414 2415 if (requiredInstaller == null) { 2416 throw new RuntimeException("There must be one required installer"); 2417 } 2418 2419 return requiredInstaller; 2420 } 2421 2422 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2423 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2424 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2425 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2426 2427 ComponentName verifierComponentName = null; 2428 2429 int priority = -1000; 2430 final int N = receivers.size(); 2431 for (int i = 0; i < N; i++) { 2432 final ResolveInfo info = receivers.get(i); 2433 2434 if (info.activityInfo == null) { 2435 continue; 2436 } 2437 2438 final String packageName = info.activityInfo.packageName; 2439 2440 final PackageSetting ps = mSettings.mPackages.get(packageName); 2441 if (ps == null) { 2442 continue; 2443 } 2444 2445 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2446 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2447 continue; 2448 } 2449 2450 // Select the IntentFilterVerifier with the highest priority 2451 if (priority < info.priority) { 2452 priority = info.priority; 2453 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2454 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2455 + verifierComponentName + " with priority: " + info.priority); 2456 } 2457 } 2458 2459 return verifierComponentName; 2460 } 2461 2462 private void primeDomainVerificationsLPw(int userId) { 2463 if (DEBUG_DOMAIN_VERIFICATION) { 2464 Slog.d(TAG, "Priming domain verifications in user " + userId); 2465 } 2466 2467 SystemConfig systemConfig = SystemConfig.getInstance(); 2468 ArraySet<String> packages = systemConfig.getLinkedApps(); 2469 ArraySet<String> domains = new ArraySet<String>(); 2470 2471 for (String packageName : packages) { 2472 PackageParser.Package pkg = mPackages.get(packageName); 2473 if (pkg != null) { 2474 if (!pkg.isSystemApp()) { 2475 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2476 continue; 2477 } 2478 2479 domains.clear(); 2480 for (PackageParser.Activity a : pkg.activities) { 2481 for (ActivityIntentInfo filter : a.intents) { 2482 if (hasValidDomains(filter)) { 2483 domains.addAll(filter.getHostsList()); 2484 } 2485 } 2486 } 2487 2488 if (domains.size() > 0) { 2489 if (DEBUG_DOMAIN_VERIFICATION) { 2490 Slog.v(TAG, " + " + packageName); 2491 } 2492 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2493 // state w.r.t. the formal app-linkage "no verification attempted" state; 2494 // and then 'always' in the per-user state actually used for intent resolution. 2495 final IntentFilterVerificationInfo ivi; 2496 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2497 new ArrayList<String>(domains)); 2498 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2499 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2500 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2501 } else { 2502 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2503 + "' does not handle web links"); 2504 } 2505 } else { 2506 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2507 } 2508 } 2509 2510 scheduleWritePackageRestrictionsLocked(userId); 2511 scheduleWriteSettingsLocked(); 2512 } 2513 2514 private void applyFactoryDefaultBrowserLPw(int userId) { 2515 // The default browser app's package name is stored in a string resource, 2516 // with a product-specific overlay used for vendor customization. 2517 String browserPkg = mContext.getResources().getString( 2518 com.android.internal.R.string.default_browser); 2519 if (!TextUtils.isEmpty(browserPkg)) { 2520 // non-empty string => required to be a known package 2521 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2522 if (ps == null) { 2523 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2524 browserPkg = null; 2525 } else { 2526 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2527 } 2528 } 2529 2530 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2531 // default. If there's more than one, just leave everything alone. 2532 if (browserPkg == null) { 2533 calculateDefaultBrowserLPw(userId); 2534 } 2535 } 2536 2537 private void calculateDefaultBrowserLPw(int userId) { 2538 List<String> allBrowsers = resolveAllBrowserApps(userId); 2539 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2540 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2541 } 2542 2543 private List<String> resolveAllBrowserApps(int userId) { 2544 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2545 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2546 PackageManager.MATCH_ALL, userId); 2547 2548 final int count = list.size(); 2549 List<String> result = new ArrayList<String>(count); 2550 for (int i=0; i<count; i++) { 2551 ResolveInfo info = list.get(i); 2552 if (info.activityInfo == null 2553 || !info.handleAllWebDataURI 2554 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2555 || result.contains(info.activityInfo.packageName)) { 2556 continue; 2557 } 2558 result.add(info.activityInfo.packageName); 2559 } 2560 2561 return result; 2562 } 2563 2564 private boolean packageIsBrowser(String packageName, int userId) { 2565 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2566 PackageManager.MATCH_ALL, userId); 2567 final int N = list.size(); 2568 for (int i = 0; i < N; i++) { 2569 ResolveInfo info = list.get(i); 2570 if (packageName.equals(info.activityInfo.packageName)) { 2571 return true; 2572 } 2573 } 2574 return false; 2575 } 2576 2577 private void checkDefaultBrowser() { 2578 final int myUserId = UserHandle.myUserId(); 2579 final String packageName = getDefaultBrowserPackageName(myUserId); 2580 if (packageName != null) { 2581 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2582 if (info == null) { 2583 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2584 synchronized (mPackages) { 2585 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2586 } 2587 } 2588 } 2589 } 2590 2591 @Override 2592 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2593 throws RemoteException { 2594 try { 2595 return super.onTransact(code, data, reply, flags); 2596 } catch (RuntimeException e) { 2597 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2598 Slog.wtf(TAG, "Package Manager Crash", e); 2599 } 2600 throw e; 2601 } 2602 } 2603 2604 void cleanupInstallFailedPackage(PackageSetting ps) { 2605 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2606 2607 removeDataDirsLI(ps.volumeUuid, ps.name); 2608 if (ps.codePath != null) { 2609 if (ps.codePath.isDirectory()) { 2610 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2611 } else { 2612 ps.codePath.delete(); 2613 } 2614 } 2615 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2616 if (ps.resourcePath.isDirectory()) { 2617 FileUtils.deleteContents(ps.resourcePath); 2618 } 2619 ps.resourcePath.delete(); 2620 } 2621 mSettings.removePackageLPw(ps.name); 2622 } 2623 2624 static int[] appendInts(int[] cur, int[] add) { 2625 if (add == null) return cur; 2626 if (cur == null) return add; 2627 final int N = add.length; 2628 for (int i=0; i<N; i++) { 2629 cur = appendInt(cur, add[i]); 2630 } 2631 return cur; 2632 } 2633 2634 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2635 if (!sUserManager.exists(userId)) return null; 2636 final PackageSetting ps = (PackageSetting) p.mExtras; 2637 if (ps == null) { 2638 return null; 2639 } 2640 2641 final PermissionsState permissionsState = ps.getPermissionsState(); 2642 2643 final int[] gids = permissionsState.computeGids(userId); 2644 final Set<String> permissions = permissionsState.getPermissions(userId); 2645 final PackageUserState state = ps.readUserState(userId); 2646 2647 return PackageParser.generatePackageInfo(p, gids, flags, 2648 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2649 } 2650 2651 @Override 2652 public boolean isPackageFrozen(String packageName) { 2653 synchronized (mPackages) { 2654 final PackageSetting ps = mSettings.mPackages.get(packageName); 2655 if (ps != null) { 2656 return ps.frozen; 2657 } 2658 } 2659 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2660 return true; 2661 } 2662 2663 @Override 2664 public boolean isPackageAvailable(String packageName, int userId) { 2665 if (!sUserManager.exists(userId)) return false; 2666 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2667 synchronized (mPackages) { 2668 PackageParser.Package p = mPackages.get(packageName); 2669 if (p != null) { 2670 final PackageSetting ps = (PackageSetting) p.mExtras; 2671 if (ps != null) { 2672 final PackageUserState state = ps.readUserState(userId); 2673 if (state != null) { 2674 return PackageParser.isAvailable(state); 2675 } 2676 } 2677 } 2678 } 2679 return false; 2680 } 2681 2682 @Override 2683 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2684 if (!sUserManager.exists(userId)) return null; 2685 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2686 // reader 2687 synchronized (mPackages) { 2688 PackageParser.Package p = mPackages.get(packageName); 2689 if (DEBUG_PACKAGE_INFO) 2690 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2691 if (p != null) { 2692 return generatePackageInfo(p, flags, userId); 2693 } 2694 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2695 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2696 } 2697 } 2698 return null; 2699 } 2700 2701 @Override 2702 public String[] currentToCanonicalPackageNames(String[] names) { 2703 String[] out = new String[names.length]; 2704 // reader 2705 synchronized (mPackages) { 2706 for (int i=names.length-1; i>=0; i--) { 2707 PackageSetting ps = mSettings.mPackages.get(names[i]); 2708 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2709 } 2710 } 2711 return out; 2712 } 2713 2714 @Override 2715 public String[] canonicalToCurrentPackageNames(String[] names) { 2716 String[] out = new String[names.length]; 2717 // reader 2718 synchronized (mPackages) { 2719 for (int i=names.length-1; i>=0; i--) { 2720 String cur = mSettings.mRenamedPackages.get(names[i]); 2721 out[i] = cur != null ? cur : names[i]; 2722 } 2723 } 2724 return out; 2725 } 2726 2727 @Override 2728 public int getPackageUid(String packageName, int userId) { 2729 if (!sUserManager.exists(userId)) return -1; 2730 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2731 2732 // reader 2733 synchronized (mPackages) { 2734 PackageParser.Package p = mPackages.get(packageName); 2735 if(p != null) { 2736 return UserHandle.getUid(userId, p.applicationInfo.uid); 2737 } 2738 PackageSetting ps = mSettings.mPackages.get(packageName); 2739 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2740 return -1; 2741 } 2742 p = ps.pkg; 2743 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2744 } 2745 } 2746 2747 @Override 2748 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2749 if (!sUserManager.exists(userId)) { 2750 return null; 2751 } 2752 2753 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2754 "getPackageGids"); 2755 2756 // reader 2757 synchronized (mPackages) { 2758 PackageParser.Package p = mPackages.get(packageName); 2759 if (DEBUG_PACKAGE_INFO) { 2760 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2761 } 2762 if (p != null) { 2763 PackageSetting ps = (PackageSetting) p.mExtras; 2764 return ps.getPermissionsState().computeGids(userId); 2765 } 2766 } 2767 2768 return null; 2769 } 2770 2771 static PermissionInfo generatePermissionInfo( 2772 BasePermission bp, int flags) { 2773 if (bp.perm != null) { 2774 return PackageParser.generatePermissionInfo(bp.perm, flags); 2775 } 2776 PermissionInfo pi = new PermissionInfo(); 2777 pi.name = bp.name; 2778 pi.packageName = bp.sourcePackage; 2779 pi.nonLocalizedLabel = bp.name; 2780 pi.protectionLevel = bp.protectionLevel; 2781 return pi; 2782 } 2783 2784 @Override 2785 public PermissionInfo getPermissionInfo(String name, int flags) { 2786 // reader 2787 synchronized (mPackages) { 2788 final BasePermission p = mSettings.mPermissions.get(name); 2789 if (p != null) { 2790 return generatePermissionInfo(p, flags); 2791 } 2792 return null; 2793 } 2794 } 2795 2796 @Override 2797 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2798 // reader 2799 synchronized (mPackages) { 2800 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2801 for (BasePermission p : mSettings.mPermissions.values()) { 2802 if (group == null) { 2803 if (p.perm == null || p.perm.info.group == null) { 2804 out.add(generatePermissionInfo(p, flags)); 2805 } 2806 } else { 2807 if (p.perm != null && group.equals(p.perm.info.group)) { 2808 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2809 } 2810 } 2811 } 2812 2813 if (out.size() > 0) { 2814 return out; 2815 } 2816 return mPermissionGroups.containsKey(group) ? out : null; 2817 } 2818 } 2819 2820 @Override 2821 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2822 // reader 2823 synchronized (mPackages) { 2824 return PackageParser.generatePermissionGroupInfo( 2825 mPermissionGroups.get(name), flags); 2826 } 2827 } 2828 2829 @Override 2830 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2831 // reader 2832 synchronized (mPackages) { 2833 final int N = mPermissionGroups.size(); 2834 ArrayList<PermissionGroupInfo> out 2835 = new ArrayList<PermissionGroupInfo>(N); 2836 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2837 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2838 } 2839 return out; 2840 } 2841 } 2842 2843 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2844 int userId) { 2845 if (!sUserManager.exists(userId)) return null; 2846 PackageSetting ps = mSettings.mPackages.get(packageName); 2847 if (ps != null) { 2848 if (ps.pkg == null) { 2849 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2850 flags, userId); 2851 if (pInfo != null) { 2852 return pInfo.applicationInfo; 2853 } 2854 return null; 2855 } 2856 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2857 ps.readUserState(userId), userId); 2858 } 2859 return null; 2860 } 2861 2862 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2863 int userId) { 2864 if (!sUserManager.exists(userId)) return null; 2865 PackageSetting ps = mSettings.mPackages.get(packageName); 2866 if (ps != null) { 2867 PackageParser.Package pkg = ps.pkg; 2868 if (pkg == null) { 2869 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2870 return null; 2871 } 2872 // Only data remains, so we aren't worried about code paths 2873 pkg = new PackageParser.Package(packageName); 2874 pkg.applicationInfo.packageName = packageName; 2875 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2876 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2877 pkg.applicationInfo.dataDir = Environment 2878 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2879 .getAbsolutePath(); 2880 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2881 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2882 } 2883 return generatePackageInfo(pkg, flags, userId); 2884 } 2885 return null; 2886 } 2887 2888 @Override 2889 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2890 if (!sUserManager.exists(userId)) return null; 2891 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2892 // writer 2893 synchronized (mPackages) { 2894 PackageParser.Package p = mPackages.get(packageName); 2895 if (DEBUG_PACKAGE_INFO) Log.v( 2896 TAG, "getApplicationInfo " + packageName 2897 + ": " + p); 2898 if (p != null) { 2899 PackageSetting ps = mSettings.mPackages.get(packageName); 2900 if (ps == null) return null; 2901 // Note: isEnabledLP() does not apply here - always return info 2902 return PackageParser.generateApplicationInfo( 2903 p, flags, ps.readUserState(userId), userId); 2904 } 2905 if ("android".equals(packageName)||"system".equals(packageName)) { 2906 return mAndroidApplication; 2907 } 2908 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2909 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2910 } 2911 } 2912 return null; 2913 } 2914 2915 @Override 2916 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2917 final IPackageDataObserver observer) { 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 (observer != null) { 2932 try { 2933 observer.onRemoveCompleted(null, (retCode >= 0)); 2934 } catch (RemoteException e) { 2935 Slog.w(TAG, "RemoveException when invoking call back"); 2936 } 2937 } 2938 } 2939 }); 2940 } 2941 2942 @Override 2943 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2944 final IntentSender pi) { 2945 mContext.enforceCallingOrSelfPermission( 2946 android.Manifest.permission.CLEAR_APP_CACHE, null); 2947 // Queue up an async operation since clearing cache may take a little while. 2948 mHandler.post(new Runnable() { 2949 public void run() { 2950 mHandler.removeCallbacks(this); 2951 int retCode = -1; 2952 synchronized (mInstallLock) { 2953 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2954 if (retCode < 0) { 2955 Slog.w(TAG, "Couldn't clear application caches"); 2956 } 2957 } 2958 if(pi != null) { 2959 try { 2960 // Callback via pending intent 2961 int code = (retCode >= 0) ? 1 : 0; 2962 pi.sendIntent(null, code, null, 2963 null, null); 2964 } catch (SendIntentException e1) { 2965 Slog.i(TAG, "Failed to send pending intent"); 2966 } 2967 } 2968 } 2969 }); 2970 } 2971 2972 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2973 synchronized (mInstallLock) { 2974 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2975 throw new IOException("Failed to free enough space"); 2976 } 2977 } 2978 } 2979 2980 @Override 2981 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2982 if (!sUserManager.exists(userId)) return null; 2983 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2984 synchronized (mPackages) { 2985 PackageParser.Activity a = mActivities.mActivities.get(component); 2986 2987 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2988 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2989 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2990 if (ps == null) return null; 2991 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2992 userId); 2993 } 2994 if (mResolveComponentName.equals(component)) { 2995 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2996 new PackageUserState(), userId); 2997 } 2998 } 2999 return null; 3000 } 3001 3002 @Override 3003 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3004 String resolvedType) { 3005 synchronized (mPackages) { 3006 if (component.equals(mResolveComponentName)) { 3007 // The resolver supports EVERYTHING! 3008 return true; 3009 } 3010 PackageParser.Activity a = mActivities.mActivities.get(component); 3011 if (a == null) { 3012 return false; 3013 } 3014 for (int i=0; i<a.intents.size(); i++) { 3015 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3016 intent.getData(), intent.getCategories(), TAG) >= 0) { 3017 return true; 3018 } 3019 } 3020 return false; 3021 } 3022 } 3023 3024 @Override 3025 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3026 if (!sUserManager.exists(userId)) return null; 3027 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3028 synchronized (mPackages) { 3029 PackageParser.Activity a = mReceivers.mActivities.get(component); 3030 if (DEBUG_PACKAGE_INFO) Log.v( 3031 TAG, "getReceiverInfo " + component + ": " + a); 3032 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3033 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3034 if (ps == null) return null; 3035 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3036 userId); 3037 } 3038 } 3039 return null; 3040 } 3041 3042 @Override 3043 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3044 if (!sUserManager.exists(userId)) return null; 3045 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3046 synchronized (mPackages) { 3047 PackageParser.Service s = mServices.mServices.get(component); 3048 if (DEBUG_PACKAGE_INFO) Log.v( 3049 TAG, "getServiceInfo " + component + ": " + s); 3050 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3051 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3052 if (ps == null) return null; 3053 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3054 userId); 3055 } 3056 } 3057 return null; 3058 } 3059 3060 @Override 3061 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3062 if (!sUserManager.exists(userId)) return null; 3063 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3064 synchronized (mPackages) { 3065 PackageParser.Provider p = mProviders.mProviders.get(component); 3066 if (DEBUG_PACKAGE_INFO) Log.v( 3067 TAG, "getProviderInfo " + component + ": " + p); 3068 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3069 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3070 if (ps == null) return null; 3071 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3072 userId); 3073 } 3074 } 3075 return null; 3076 } 3077 3078 @Override 3079 public String[] getSystemSharedLibraryNames() { 3080 Set<String> libSet; 3081 synchronized (mPackages) { 3082 libSet = mSharedLibraries.keySet(); 3083 int size = libSet.size(); 3084 if (size > 0) { 3085 String[] libs = new String[size]; 3086 libSet.toArray(libs); 3087 return libs; 3088 } 3089 } 3090 return null; 3091 } 3092 3093 /** 3094 * @hide 3095 */ 3096 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3097 synchronized (mPackages) { 3098 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3099 if (lib != null && lib.apk != null) { 3100 return mPackages.get(lib.apk); 3101 } 3102 } 3103 return null; 3104 } 3105 3106 @Override 3107 public FeatureInfo[] getSystemAvailableFeatures() { 3108 Collection<FeatureInfo> featSet; 3109 synchronized (mPackages) { 3110 featSet = mAvailableFeatures.values(); 3111 int size = featSet.size(); 3112 if (size > 0) { 3113 FeatureInfo[] features = new FeatureInfo[size+1]; 3114 featSet.toArray(features); 3115 FeatureInfo fi = new FeatureInfo(); 3116 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3117 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3118 features[size] = fi; 3119 return features; 3120 } 3121 } 3122 return null; 3123 } 3124 3125 @Override 3126 public boolean hasSystemFeature(String name) { 3127 synchronized (mPackages) { 3128 return mAvailableFeatures.containsKey(name); 3129 } 3130 } 3131 3132 private void checkValidCaller(int uid, int userId) { 3133 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3134 return; 3135 3136 throw new SecurityException("Caller uid=" + uid 3137 + " is not privileged to communicate with user=" + userId); 3138 } 3139 3140 @Override 3141 public int checkPermission(String permName, String pkgName, int userId) { 3142 if (!sUserManager.exists(userId)) { 3143 return PackageManager.PERMISSION_DENIED; 3144 } 3145 3146 synchronized (mPackages) { 3147 final PackageParser.Package p = mPackages.get(pkgName); 3148 if (p != null && p.mExtras != null) { 3149 final PackageSetting ps = (PackageSetting) p.mExtras; 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 } 3160 } 3161 3162 return PackageManager.PERMISSION_DENIED; 3163 } 3164 3165 @Override 3166 public int checkUidPermission(String permName, int uid) { 3167 final int userId = UserHandle.getUserId(uid); 3168 3169 if (!sUserManager.exists(userId)) { 3170 return PackageManager.PERMISSION_DENIED; 3171 } 3172 3173 synchronized (mPackages) { 3174 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3175 if (obj != null) { 3176 final SettingBase ps = (SettingBase) obj; 3177 final PermissionsState permissionsState = ps.getPermissionsState(); 3178 if (permissionsState.hasPermission(permName, userId)) { 3179 return PackageManager.PERMISSION_GRANTED; 3180 } 3181 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3182 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3183 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3184 return PackageManager.PERMISSION_GRANTED; 3185 } 3186 } else { 3187 ArraySet<String> perms = mSystemPermissions.get(uid); 3188 if (perms != null) { 3189 if (perms.contains(permName)) { 3190 return PackageManager.PERMISSION_GRANTED; 3191 } 3192 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3193 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3194 return PackageManager.PERMISSION_GRANTED; 3195 } 3196 } 3197 } 3198 } 3199 3200 return PackageManager.PERMISSION_DENIED; 3201 } 3202 3203 @Override 3204 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3205 if (UserHandle.getCallingUserId() != userId) { 3206 mContext.enforceCallingPermission( 3207 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3208 "isPermissionRevokedByPolicy for user " + userId); 3209 } 3210 3211 if (checkPermission(permission, packageName, userId) 3212 == PackageManager.PERMISSION_GRANTED) { 3213 return false; 3214 } 3215 3216 final long identity = Binder.clearCallingIdentity(); 3217 try { 3218 final int flags = getPermissionFlags(permission, packageName, userId); 3219 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3220 } finally { 3221 Binder.restoreCallingIdentity(identity); 3222 } 3223 } 3224 3225 @Override 3226 public String getPermissionControllerPackageName() { 3227 synchronized (mPackages) { 3228 return mRequiredInstallerPackage; 3229 } 3230 } 3231 3232 /** 3233 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3234 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3235 * @param checkShell TODO(yamasani): 3236 * @param message the message to log on security exception 3237 */ 3238 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3239 boolean checkShell, String message) { 3240 if (userId < 0) { 3241 throw new IllegalArgumentException("Invalid userId " + userId); 3242 } 3243 if (checkShell) { 3244 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3245 } 3246 if (userId == UserHandle.getUserId(callingUid)) return; 3247 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3248 if (requireFullPermission) { 3249 mContext.enforceCallingOrSelfPermission( 3250 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3251 } else { 3252 try { 3253 mContext.enforceCallingOrSelfPermission( 3254 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3255 } catch (SecurityException se) { 3256 mContext.enforceCallingOrSelfPermission( 3257 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3258 } 3259 } 3260 } 3261 } 3262 3263 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3264 if (callingUid == Process.SHELL_UID) { 3265 if (userHandle >= 0 3266 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3267 throw new SecurityException("Shell does not have permission to access user " 3268 + userHandle); 3269 } else if (userHandle < 0) { 3270 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3271 + Debug.getCallers(3)); 3272 } 3273 } 3274 } 3275 3276 private BasePermission findPermissionTreeLP(String permName) { 3277 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3278 if (permName.startsWith(bp.name) && 3279 permName.length() > bp.name.length() && 3280 permName.charAt(bp.name.length()) == '.') { 3281 return bp; 3282 } 3283 } 3284 return null; 3285 } 3286 3287 private BasePermission checkPermissionTreeLP(String permName) { 3288 if (permName != null) { 3289 BasePermission bp = findPermissionTreeLP(permName); 3290 if (bp != null) { 3291 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3292 return bp; 3293 } 3294 throw new SecurityException("Calling uid " 3295 + Binder.getCallingUid() 3296 + " is not allowed to add to permission tree " 3297 + bp.name + " owned by uid " + bp.uid); 3298 } 3299 } 3300 throw new SecurityException("No permission tree found for " + permName); 3301 } 3302 3303 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3304 if (s1 == null) { 3305 return s2 == null; 3306 } 3307 if (s2 == null) { 3308 return false; 3309 } 3310 if (s1.getClass() != s2.getClass()) { 3311 return false; 3312 } 3313 return s1.equals(s2); 3314 } 3315 3316 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3317 if (pi1.icon != pi2.icon) return false; 3318 if (pi1.logo != pi2.logo) return false; 3319 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3320 if (!compareStrings(pi1.name, pi2.name)) return false; 3321 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3322 // We'll take care of setting this one. 3323 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3324 // These are not currently stored in settings. 3325 //if (!compareStrings(pi1.group, pi2.group)) return false; 3326 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3327 //if (pi1.labelRes != pi2.labelRes) return false; 3328 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3329 return true; 3330 } 3331 3332 int permissionInfoFootprint(PermissionInfo info) { 3333 int size = info.name.length(); 3334 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3335 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3336 return size; 3337 } 3338 3339 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3340 int size = 0; 3341 for (BasePermission perm : mSettings.mPermissions.values()) { 3342 if (perm.uid == tree.uid) { 3343 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3344 } 3345 } 3346 return size; 3347 } 3348 3349 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3350 // We calculate the max size of permissions defined by this uid and throw 3351 // if that plus the size of 'info' would exceed our stated maximum. 3352 if (tree.uid != Process.SYSTEM_UID) { 3353 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3354 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3355 throw new SecurityException("Permission tree size cap exceeded"); 3356 } 3357 } 3358 } 3359 3360 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3361 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3362 throw new SecurityException("Label must be specified in permission"); 3363 } 3364 BasePermission tree = checkPermissionTreeLP(info.name); 3365 BasePermission bp = mSettings.mPermissions.get(info.name); 3366 boolean added = bp == null; 3367 boolean changed = true; 3368 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3369 if (added) { 3370 enforcePermissionCapLocked(info, tree); 3371 bp = new BasePermission(info.name, tree.sourcePackage, 3372 BasePermission.TYPE_DYNAMIC); 3373 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3374 throw new SecurityException( 3375 "Not allowed to modify non-dynamic permission " 3376 + info.name); 3377 } else { 3378 if (bp.protectionLevel == fixedLevel 3379 && bp.perm.owner.equals(tree.perm.owner) 3380 && bp.uid == tree.uid 3381 && comparePermissionInfos(bp.perm.info, info)) { 3382 changed = false; 3383 } 3384 } 3385 bp.protectionLevel = fixedLevel; 3386 info = new PermissionInfo(info); 3387 info.protectionLevel = fixedLevel; 3388 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3389 bp.perm.info.packageName = tree.perm.info.packageName; 3390 bp.uid = tree.uid; 3391 if (added) { 3392 mSettings.mPermissions.put(info.name, bp); 3393 } 3394 if (changed) { 3395 if (!async) { 3396 mSettings.writeLPr(); 3397 } else { 3398 scheduleWriteSettingsLocked(); 3399 } 3400 } 3401 return added; 3402 } 3403 3404 @Override 3405 public boolean addPermission(PermissionInfo info) { 3406 synchronized (mPackages) { 3407 return addPermissionLocked(info, false); 3408 } 3409 } 3410 3411 @Override 3412 public boolean addPermissionAsync(PermissionInfo info) { 3413 synchronized (mPackages) { 3414 return addPermissionLocked(info, true); 3415 } 3416 } 3417 3418 @Override 3419 public void removePermission(String name) { 3420 synchronized (mPackages) { 3421 checkPermissionTreeLP(name); 3422 BasePermission bp = mSettings.mPermissions.get(name); 3423 if (bp != null) { 3424 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3425 throw new SecurityException( 3426 "Not allowed to modify non-dynamic permission " 3427 + name); 3428 } 3429 mSettings.mPermissions.remove(name); 3430 mSettings.writeLPr(); 3431 } 3432 } 3433 } 3434 3435 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3436 BasePermission bp) { 3437 int index = pkg.requestedPermissions.indexOf(bp.name); 3438 if (index == -1) { 3439 throw new SecurityException("Package " + pkg.packageName 3440 + " has not requested permission " + bp.name); 3441 } 3442 if (!bp.isRuntime()) { 3443 throw new SecurityException("Permission " + bp.name 3444 + " is not a changeable permission type"); 3445 } 3446 } 3447 3448 @Override 3449 public void grantRuntimePermission(String packageName, String name, final int userId) { 3450 if (!sUserManager.exists(userId)) { 3451 Log.e(TAG, "No such user:" + userId); 3452 return; 3453 } 3454 3455 mContext.enforceCallingOrSelfPermission( 3456 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3457 "grantRuntimePermission"); 3458 3459 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3460 "grantRuntimePermission"); 3461 3462 final int uid; 3463 final SettingBase sb; 3464 3465 synchronized (mPackages) { 3466 final PackageParser.Package pkg = mPackages.get(packageName); 3467 if (pkg == null) { 3468 throw new IllegalArgumentException("Unknown package: " + packageName); 3469 } 3470 3471 final BasePermission bp = mSettings.mPermissions.get(name); 3472 if (bp == null) { 3473 throw new IllegalArgumentException("Unknown permission: " + name); 3474 } 3475 3476 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3477 3478 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3479 sb = (SettingBase) pkg.mExtras; 3480 if (sb == null) { 3481 throw new IllegalArgumentException("Unknown package: " + packageName); 3482 } 3483 3484 final PermissionsState permissionsState = sb.getPermissionsState(); 3485 3486 final int flags = permissionsState.getPermissionFlags(name, userId); 3487 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3488 throw new SecurityException("Cannot grant system fixed permission: " 3489 + name + " for package: " + packageName); 3490 } 3491 3492 final int result = permissionsState.grantRuntimePermission(bp, userId); 3493 switch (result) { 3494 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3495 return; 3496 } 3497 3498 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3499 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3500 mHandler.post(new Runnable() { 3501 @Override 3502 public void run() { 3503 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3504 } 3505 }); 3506 } break; 3507 } 3508 3509 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3510 3511 // Not critical if that is lost - app has to request again. 3512 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3513 } 3514 3515 // Only need to do this if user is initialized. Otherwise it's a new user 3516 // and there are no processes running as the user yet and there's no need 3517 // to make an expensive call to remount processes for the changed permissions. 3518 if (READ_EXTERNAL_STORAGE.equals(name) 3519 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3520 final long token = Binder.clearCallingIdentity(); 3521 try { 3522 if (sUserManager.isInitialized(userId)) { 3523 MountServiceInternal mountServiceInternal = LocalServices.getService( 3524 MountServiceInternal.class); 3525 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3526 } 3527 } finally { 3528 Binder.restoreCallingIdentity(token); 3529 } 3530 } 3531 } 3532 3533 @Override 3534 public void revokeRuntimePermission(String packageName, String name, int userId) { 3535 if (!sUserManager.exists(userId)) { 3536 Log.e(TAG, "No such user:" + userId); 3537 return; 3538 } 3539 3540 mContext.enforceCallingOrSelfPermission( 3541 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3542 "revokeRuntimePermission"); 3543 3544 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3545 "revokeRuntimePermission"); 3546 3547 final int appId; 3548 3549 synchronized (mPackages) { 3550 final PackageParser.Package pkg = mPackages.get(packageName); 3551 if (pkg == null) { 3552 throw new IllegalArgumentException("Unknown package: " + packageName); 3553 } 3554 3555 final BasePermission bp = mSettings.mPermissions.get(name); 3556 if (bp == null) { 3557 throw new IllegalArgumentException("Unknown permission: " + name); 3558 } 3559 3560 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3561 3562 SettingBase sb = (SettingBase) pkg.mExtras; 3563 if (sb == null) { 3564 throw new IllegalArgumentException("Unknown package: " + packageName); 3565 } 3566 3567 final PermissionsState permissionsState = sb.getPermissionsState(); 3568 3569 final int flags = permissionsState.getPermissionFlags(name, userId); 3570 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3571 throw new SecurityException("Cannot revoke system fixed permission: " 3572 + name + " for package: " + packageName); 3573 } 3574 3575 if (permissionsState.revokeRuntimePermission(bp, userId) == 3576 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3577 return; 3578 } 3579 3580 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3581 3582 // Critical, after this call app should never have the permission. 3583 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3584 3585 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3586 } 3587 3588 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3589 } 3590 3591 @Override 3592 public void resetRuntimePermissions() { 3593 mContext.enforceCallingOrSelfPermission( 3594 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3595 "revokeRuntimePermission"); 3596 3597 int callingUid = Binder.getCallingUid(); 3598 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3599 mContext.enforceCallingOrSelfPermission( 3600 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3601 "resetRuntimePermissions"); 3602 } 3603 3604 synchronized (mPackages) { 3605 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3606 for (int userId : UserManagerService.getInstance().getUserIds()) { 3607 final int packageCount = mPackages.size(); 3608 for (int i = 0; i < packageCount; i++) { 3609 PackageParser.Package pkg = mPackages.valueAt(i); 3610 if (!(pkg.mExtras instanceof PackageSetting)) { 3611 continue; 3612 } 3613 PackageSetting ps = (PackageSetting) pkg.mExtras; 3614 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3615 } 3616 } 3617 } 3618 } 3619 3620 @Override 3621 public int getPermissionFlags(String name, String packageName, int userId) { 3622 if (!sUserManager.exists(userId)) { 3623 return 0; 3624 } 3625 3626 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3627 3628 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3629 "getPermissionFlags"); 3630 3631 synchronized (mPackages) { 3632 final PackageParser.Package pkg = mPackages.get(packageName); 3633 if (pkg == null) { 3634 throw new IllegalArgumentException("Unknown package: " + packageName); 3635 } 3636 3637 final BasePermission bp = mSettings.mPermissions.get(name); 3638 if (bp == null) { 3639 throw new IllegalArgumentException("Unknown permission: " + name); 3640 } 3641 3642 SettingBase sb = (SettingBase) pkg.mExtras; 3643 if (sb == null) { 3644 throw new IllegalArgumentException("Unknown package: " + packageName); 3645 } 3646 3647 PermissionsState permissionsState = sb.getPermissionsState(); 3648 return permissionsState.getPermissionFlags(name, userId); 3649 } 3650 } 3651 3652 @Override 3653 public void updatePermissionFlags(String name, String packageName, int flagMask, 3654 int flagValues, int userId) { 3655 if (!sUserManager.exists(userId)) { 3656 return; 3657 } 3658 3659 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3660 3661 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3662 "updatePermissionFlags"); 3663 3664 // Only the system can change these flags and nothing else. 3665 if (getCallingUid() != Process.SYSTEM_UID) { 3666 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3667 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3668 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3669 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3670 } 3671 3672 synchronized (mPackages) { 3673 final PackageParser.Package pkg = mPackages.get(packageName); 3674 if (pkg == null) { 3675 throw new IllegalArgumentException("Unknown package: " + packageName); 3676 } 3677 3678 final BasePermission bp = mSettings.mPermissions.get(name); 3679 if (bp == null) { 3680 throw new IllegalArgumentException("Unknown permission: " + name); 3681 } 3682 3683 SettingBase sb = (SettingBase) pkg.mExtras; 3684 if (sb == null) { 3685 throw new IllegalArgumentException("Unknown package: " + packageName); 3686 } 3687 3688 PermissionsState permissionsState = sb.getPermissionsState(); 3689 3690 // Only the package manager can change flags for system component permissions. 3691 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3692 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3693 return; 3694 } 3695 3696 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3697 3698 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3699 // Install and runtime permissions are stored in different places, 3700 // so figure out what permission changed and persist the change. 3701 if (permissionsState.getInstallPermissionState(name) != null) { 3702 scheduleWriteSettingsLocked(); 3703 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3704 || hadState) { 3705 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3706 } 3707 } 3708 } 3709 } 3710 3711 /** 3712 * Update the permission flags for all packages and runtime permissions of a user in order 3713 * to allow device or profile owner to remove POLICY_FIXED. 3714 */ 3715 @Override 3716 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3717 if (!sUserManager.exists(userId)) { 3718 return; 3719 } 3720 3721 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3722 3723 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3724 "updatePermissionFlagsForAllApps"); 3725 3726 // Only the system can change system fixed flags. 3727 if (getCallingUid() != Process.SYSTEM_UID) { 3728 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3729 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3730 } 3731 3732 synchronized (mPackages) { 3733 boolean changed = false; 3734 final int packageCount = mPackages.size(); 3735 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3736 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3737 SettingBase sb = (SettingBase) pkg.mExtras; 3738 if (sb == null) { 3739 continue; 3740 } 3741 PermissionsState permissionsState = sb.getPermissionsState(); 3742 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3743 userId, flagMask, flagValues); 3744 } 3745 if (changed) { 3746 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3747 } 3748 } 3749 } 3750 3751 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3752 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3753 != PackageManager.PERMISSION_GRANTED 3754 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3755 != PackageManager.PERMISSION_GRANTED) { 3756 throw new SecurityException(message + " requires " 3757 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3758 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3759 } 3760 } 3761 3762 @Override 3763 public boolean shouldShowRequestPermissionRationale(String permissionName, 3764 String packageName, int userId) { 3765 if (UserHandle.getCallingUserId() != userId) { 3766 mContext.enforceCallingPermission( 3767 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3768 "canShowRequestPermissionRationale for user " + userId); 3769 } 3770 3771 final int uid = getPackageUid(packageName, userId); 3772 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3773 return false; 3774 } 3775 3776 if (checkPermission(permissionName, packageName, userId) 3777 == PackageManager.PERMISSION_GRANTED) { 3778 return false; 3779 } 3780 3781 final int flags; 3782 3783 final long identity = Binder.clearCallingIdentity(); 3784 try { 3785 flags = getPermissionFlags(permissionName, 3786 packageName, userId); 3787 } finally { 3788 Binder.restoreCallingIdentity(identity); 3789 } 3790 3791 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3792 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3793 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3794 3795 if ((flags & fixedFlags) != 0) { 3796 return false; 3797 } 3798 3799 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3800 } 3801 3802 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3803 BasePermission bp = mSettings.mPermissions.get(permission); 3804 if (bp == null) { 3805 throw new SecurityException("Missing " + permission + " permission"); 3806 } 3807 3808 SettingBase sb = (SettingBase) pkg.mExtras; 3809 PermissionsState permissionsState = sb.getPermissionsState(); 3810 3811 if (permissionsState.grantInstallPermission(bp) != 3812 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3813 scheduleWriteSettingsLocked(); 3814 } 3815 } 3816 3817 @Override 3818 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3819 mContext.enforceCallingOrSelfPermission( 3820 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3821 "addOnPermissionsChangeListener"); 3822 3823 synchronized (mPackages) { 3824 mOnPermissionChangeListeners.addListenerLocked(listener); 3825 } 3826 } 3827 3828 @Override 3829 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3830 synchronized (mPackages) { 3831 mOnPermissionChangeListeners.removeListenerLocked(listener); 3832 } 3833 } 3834 3835 @Override 3836 public boolean isProtectedBroadcast(String actionName) { 3837 synchronized (mPackages) { 3838 return mProtectedBroadcasts.contains(actionName); 3839 } 3840 } 3841 3842 @Override 3843 public int checkSignatures(String pkg1, String pkg2) { 3844 synchronized (mPackages) { 3845 final PackageParser.Package p1 = mPackages.get(pkg1); 3846 final PackageParser.Package p2 = mPackages.get(pkg2); 3847 if (p1 == null || p1.mExtras == null 3848 || p2 == null || p2.mExtras == null) { 3849 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3850 } 3851 return compareSignatures(p1.mSignatures, p2.mSignatures); 3852 } 3853 } 3854 3855 @Override 3856 public int checkUidSignatures(int uid1, int uid2) { 3857 // Map to base uids. 3858 uid1 = UserHandle.getAppId(uid1); 3859 uid2 = UserHandle.getAppId(uid2); 3860 // reader 3861 synchronized (mPackages) { 3862 Signature[] s1; 3863 Signature[] s2; 3864 Object obj = mSettings.getUserIdLPr(uid1); 3865 if (obj != null) { 3866 if (obj instanceof SharedUserSetting) { 3867 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3868 } else if (obj instanceof PackageSetting) { 3869 s1 = ((PackageSetting)obj).signatures.mSignatures; 3870 } else { 3871 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3872 } 3873 } else { 3874 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3875 } 3876 obj = mSettings.getUserIdLPr(uid2); 3877 if (obj != null) { 3878 if (obj instanceof SharedUserSetting) { 3879 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3880 } else if (obj instanceof PackageSetting) { 3881 s2 = ((PackageSetting)obj).signatures.mSignatures; 3882 } else { 3883 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3884 } 3885 } else { 3886 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3887 } 3888 return compareSignatures(s1, s2); 3889 } 3890 } 3891 3892 private void killUid(int appId, int userId, String reason) { 3893 final long identity = Binder.clearCallingIdentity(); 3894 try { 3895 IActivityManager am = ActivityManagerNative.getDefault(); 3896 if (am != null) { 3897 try { 3898 am.killUid(appId, userId, reason); 3899 } catch (RemoteException e) { 3900 /* ignore - same process */ 3901 } 3902 } 3903 } finally { 3904 Binder.restoreCallingIdentity(identity); 3905 } 3906 } 3907 3908 /** 3909 * Compares two sets of signatures. Returns: 3910 * <br /> 3911 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3912 * <br /> 3913 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3914 * <br /> 3915 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3916 * <br /> 3917 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3918 * <br /> 3919 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3920 */ 3921 static int compareSignatures(Signature[] s1, Signature[] s2) { 3922 if (s1 == null) { 3923 return s2 == null 3924 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3925 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3926 } 3927 3928 if (s2 == null) { 3929 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3930 } 3931 3932 if (s1.length != s2.length) { 3933 return PackageManager.SIGNATURE_NO_MATCH; 3934 } 3935 3936 // Since both signature sets are of size 1, we can compare without HashSets. 3937 if (s1.length == 1) { 3938 return s1[0].equals(s2[0]) ? 3939 PackageManager.SIGNATURE_MATCH : 3940 PackageManager.SIGNATURE_NO_MATCH; 3941 } 3942 3943 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3944 for (Signature sig : s1) { 3945 set1.add(sig); 3946 } 3947 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3948 for (Signature sig : s2) { 3949 set2.add(sig); 3950 } 3951 // Make sure s2 contains all signatures in s1. 3952 if (set1.equals(set2)) { 3953 return PackageManager.SIGNATURE_MATCH; 3954 } 3955 return PackageManager.SIGNATURE_NO_MATCH; 3956 } 3957 3958 /** 3959 * If the database version for this type of package (internal storage or 3960 * external storage) is less than the version where package signatures 3961 * were updated, return true. 3962 */ 3963 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3964 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3965 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3966 } 3967 3968 /** 3969 * Used for backward compatibility to make sure any packages with 3970 * certificate chains get upgraded to the new style. {@code existingSigs} 3971 * will be in the old format (since they were stored on disk from before the 3972 * system upgrade) and {@code scannedSigs} will be in the newer format. 3973 */ 3974 private int compareSignaturesCompat(PackageSignatures existingSigs, 3975 PackageParser.Package scannedPkg) { 3976 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3977 return PackageManager.SIGNATURE_NO_MATCH; 3978 } 3979 3980 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3981 for (Signature sig : existingSigs.mSignatures) { 3982 existingSet.add(sig); 3983 } 3984 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3985 for (Signature sig : scannedPkg.mSignatures) { 3986 try { 3987 Signature[] chainSignatures = sig.getChainSignatures(); 3988 for (Signature chainSig : chainSignatures) { 3989 scannedCompatSet.add(chainSig); 3990 } 3991 } catch (CertificateEncodingException e) { 3992 scannedCompatSet.add(sig); 3993 } 3994 } 3995 /* 3996 * Make sure the expanded scanned set contains all signatures in the 3997 * existing one. 3998 */ 3999 if (scannedCompatSet.equals(existingSet)) { 4000 // Migrate the old signatures to the new scheme. 4001 existingSigs.assignSignatures(scannedPkg.mSignatures); 4002 // The new KeySets will be re-added later in the scanning process. 4003 synchronized (mPackages) { 4004 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4005 } 4006 return PackageManager.SIGNATURE_MATCH; 4007 } 4008 return PackageManager.SIGNATURE_NO_MATCH; 4009 } 4010 4011 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4012 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4013 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4014 } 4015 4016 private int compareSignaturesRecover(PackageSignatures existingSigs, 4017 PackageParser.Package scannedPkg) { 4018 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4019 return PackageManager.SIGNATURE_NO_MATCH; 4020 } 4021 4022 String msg = null; 4023 try { 4024 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4025 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4026 + scannedPkg.packageName); 4027 return PackageManager.SIGNATURE_MATCH; 4028 } 4029 } catch (CertificateException e) { 4030 msg = e.getMessage(); 4031 } 4032 4033 logCriticalInfo(Log.INFO, 4034 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4035 return PackageManager.SIGNATURE_NO_MATCH; 4036 } 4037 4038 @Override 4039 public String[] getPackagesForUid(int uid) { 4040 uid = UserHandle.getAppId(uid); 4041 // reader 4042 synchronized (mPackages) { 4043 Object obj = mSettings.getUserIdLPr(uid); 4044 if (obj instanceof SharedUserSetting) { 4045 final SharedUserSetting sus = (SharedUserSetting) obj; 4046 final int N = sus.packages.size(); 4047 final String[] res = new String[N]; 4048 final Iterator<PackageSetting> it = sus.packages.iterator(); 4049 int i = 0; 4050 while (it.hasNext()) { 4051 res[i++] = it.next().name; 4052 } 4053 return res; 4054 } else if (obj instanceof PackageSetting) { 4055 final PackageSetting ps = (PackageSetting) obj; 4056 return new String[] { ps.name }; 4057 } 4058 } 4059 return null; 4060 } 4061 4062 @Override 4063 public String getNameForUid(int uid) { 4064 // reader 4065 synchronized (mPackages) { 4066 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4067 if (obj instanceof SharedUserSetting) { 4068 final SharedUserSetting sus = (SharedUserSetting) obj; 4069 return sus.name + ":" + sus.userId; 4070 } else if (obj instanceof PackageSetting) { 4071 final PackageSetting ps = (PackageSetting) obj; 4072 return ps.name; 4073 } 4074 } 4075 return null; 4076 } 4077 4078 @Override 4079 public int getUidForSharedUser(String sharedUserName) { 4080 if(sharedUserName == null) { 4081 return -1; 4082 } 4083 // reader 4084 synchronized (mPackages) { 4085 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4086 if (suid == null) { 4087 return -1; 4088 } 4089 return suid.userId; 4090 } 4091 } 4092 4093 @Override 4094 public int getFlagsForUid(int uid) { 4095 synchronized (mPackages) { 4096 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4097 if (obj instanceof SharedUserSetting) { 4098 final SharedUserSetting sus = (SharedUserSetting) obj; 4099 return sus.pkgFlags; 4100 } else if (obj instanceof PackageSetting) { 4101 final PackageSetting ps = (PackageSetting) obj; 4102 return ps.pkgFlags; 4103 } 4104 } 4105 return 0; 4106 } 4107 4108 @Override 4109 public int getPrivateFlagsForUid(int uid) { 4110 synchronized (mPackages) { 4111 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4112 if (obj instanceof SharedUserSetting) { 4113 final SharedUserSetting sus = (SharedUserSetting) obj; 4114 return sus.pkgPrivateFlags; 4115 } else if (obj instanceof PackageSetting) { 4116 final PackageSetting ps = (PackageSetting) obj; 4117 return ps.pkgPrivateFlags; 4118 } 4119 } 4120 return 0; 4121 } 4122 4123 @Override 4124 public boolean isUidPrivileged(int uid) { 4125 uid = UserHandle.getAppId(uid); 4126 // reader 4127 synchronized (mPackages) { 4128 Object obj = mSettings.getUserIdLPr(uid); 4129 if (obj instanceof SharedUserSetting) { 4130 final SharedUserSetting sus = (SharedUserSetting) obj; 4131 final Iterator<PackageSetting> it = sus.packages.iterator(); 4132 while (it.hasNext()) { 4133 if (it.next().isPrivileged()) { 4134 return true; 4135 } 4136 } 4137 } else if (obj instanceof PackageSetting) { 4138 final PackageSetting ps = (PackageSetting) obj; 4139 return ps.isPrivileged(); 4140 } 4141 } 4142 return false; 4143 } 4144 4145 @Override 4146 public String[] getAppOpPermissionPackages(String permissionName) { 4147 synchronized (mPackages) { 4148 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4149 if (pkgs == null) { 4150 return null; 4151 } 4152 return pkgs.toArray(new String[pkgs.size()]); 4153 } 4154 } 4155 4156 @Override 4157 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4158 int flags, int userId) { 4159 if (!sUserManager.exists(userId)) return null; 4160 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4161 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4162 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4163 } 4164 4165 @Override 4166 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4167 IntentFilter filter, int match, ComponentName activity) { 4168 final int userId = UserHandle.getCallingUserId(); 4169 if (DEBUG_PREFERRED) { 4170 Log.v(TAG, "setLastChosenActivity intent=" + intent 4171 + " resolvedType=" + resolvedType 4172 + " flags=" + flags 4173 + " filter=" + filter 4174 + " match=" + match 4175 + " activity=" + activity); 4176 filter.dump(new PrintStreamPrinter(System.out), " "); 4177 } 4178 intent.setComponent(null); 4179 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4180 // Find any earlier preferred or last chosen entries and nuke them 4181 findPreferredActivity(intent, resolvedType, 4182 flags, query, 0, false, true, false, userId); 4183 // Add the new activity as the last chosen for this filter 4184 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4185 "Setting last chosen"); 4186 } 4187 4188 @Override 4189 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4190 final int userId = UserHandle.getCallingUserId(); 4191 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4192 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4193 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4194 false, false, false, userId); 4195 } 4196 4197 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4198 int flags, List<ResolveInfo> query, int userId) { 4199 if (query != null) { 4200 final int N = query.size(); 4201 if (N == 1) { 4202 return query.get(0); 4203 } else if (N > 1) { 4204 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4205 // If there is more than one activity with the same priority, 4206 // then let the user decide between them. 4207 ResolveInfo r0 = query.get(0); 4208 ResolveInfo r1 = query.get(1); 4209 if (DEBUG_INTENT_MATCHING || debug) { 4210 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4211 + r1.activityInfo.name + "=" + r1.priority); 4212 } 4213 // If the first activity has a higher priority, or a different 4214 // default, then it is always desireable to pick it. 4215 if (r0.priority != r1.priority 4216 || r0.preferredOrder != r1.preferredOrder 4217 || r0.isDefault != r1.isDefault) { 4218 return query.get(0); 4219 } 4220 // If we have saved a preference for a preferred activity for 4221 // this Intent, use that. 4222 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4223 flags, query, r0.priority, true, false, debug, userId); 4224 if (ri != null) { 4225 return ri; 4226 } 4227 if (userId != 0) { 4228 ri = new ResolveInfo(mResolveInfo); 4229 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4230 ri.activityInfo.applicationInfo = new ApplicationInfo( 4231 ri.activityInfo.applicationInfo); 4232 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4233 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4234 return ri; 4235 } 4236 return mResolveInfo; 4237 } 4238 } 4239 return null; 4240 } 4241 4242 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4243 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4244 final int N = query.size(); 4245 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4246 .get(userId); 4247 // Get the list of persistent preferred activities that handle the intent 4248 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4249 List<PersistentPreferredActivity> pprefs = ppir != null 4250 ? ppir.queryIntent(intent, resolvedType, 4251 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4252 : null; 4253 if (pprefs != null && pprefs.size() > 0) { 4254 final int M = pprefs.size(); 4255 for (int i=0; i<M; i++) { 4256 final PersistentPreferredActivity ppa = pprefs.get(i); 4257 if (DEBUG_PREFERRED || debug) { 4258 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4259 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4260 + "\n component=" + ppa.mComponent); 4261 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4262 } 4263 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4264 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4265 if (DEBUG_PREFERRED || debug) { 4266 Slog.v(TAG, "Found persistent preferred activity:"); 4267 if (ai != null) { 4268 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4269 } else { 4270 Slog.v(TAG, " null"); 4271 } 4272 } 4273 if (ai == null) { 4274 // This previously registered persistent preferred activity 4275 // component is no longer known. Ignore it and do NOT remove it. 4276 continue; 4277 } 4278 for (int j=0; j<N; j++) { 4279 final ResolveInfo ri = query.get(j); 4280 if (!ri.activityInfo.applicationInfo.packageName 4281 .equals(ai.applicationInfo.packageName)) { 4282 continue; 4283 } 4284 if (!ri.activityInfo.name.equals(ai.name)) { 4285 continue; 4286 } 4287 // Found a persistent preference that can handle the intent. 4288 if (DEBUG_PREFERRED || debug) { 4289 Slog.v(TAG, "Returning persistent preferred activity: " + 4290 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4291 } 4292 return ri; 4293 } 4294 } 4295 } 4296 return null; 4297 } 4298 4299 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4300 List<ResolveInfo> query, int priority, boolean always, 4301 boolean removeMatches, boolean debug, int userId) { 4302 if (!sUserManager.exists(userId)) return null; 4303 // writer 4304 synchronized (mPackages) { 4305 if (intent.getSelector() != null) { 4306 intent = intent.getSelector(); 4307 } 4308 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4309 4310 // Try to find a matching persistent preferred activity. 4311 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4312 debug, userId); 4313 4314 // If a persistent preferred activity matched, use it. 4315 if (pri != null) { 4316 return pri; 4317 } 4318 4319 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4320 // Get the list of preferred activities that handle the intent 4321 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4322 List<PreferredActivity> prefs = pir != null 4323 ? pir.queryIntent(intent, resolvedType, 4324 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4325 : null; 4326 if (prefs != null && prefs.size() > 0) { 4327 boolean changed = false; 4328 try { 4329 // First figure out how good the original match set is. 4330 // We will only allow preferred activities that came 4331 // from the same match quality. 4332 int match = 0; 4333 4334 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4335 4336 final int N = query.size(); 4337 for (int j=0; j<N; j++) { 4338 final ResolveInfo ri = query.get(j); 4339 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4340 + ": 0x" + Integer.toHexString(match)); 4341 if (ri.match > match) { 4342 match = ri.match; 4343 } 4344 } 4345 4346 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4347 + Integer.toHexString(match)); 4348 4349 match &= IntentFilter.MATCH_CATEGORY_MASK; 4350 final int M = prefs.size(); 4351 for (int i=0; i<M; i++) { 4352 final PreferredActivity pa = prefs.get(i); 4353 if (DEBUG_PREFERRED || debug) { 4354 Slog.v(TAG, "Checking PreferredActivity ds=" 4355 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4356 + "\n component=" + pa.mPref.mComponent); 4357 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4358 } 4359 if (pa.mPref.mMatch != match) { 4360 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4361 + Integer.toHexString(pa.mPref.mMatch)); 4362 continue; 4363 } 4364 // If it's not an "always" type preferred activity and that's what we're 4365 // looking for, skip it. 4366 if (always && !pa.mPref.mAlways) { 4367 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4368 continue; 4369 } 4370 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4371 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4372 if (DEBUG_PREFERRED || debug) { 4373 Slog.v(TAG, "Found preferred activity:"); 4374 if (ai != null) { 4375 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4376 } else { 4377 Slog.v(TAG, " null"); 4378 } 4379 } 4380 if (ai == null) { 4381 // This previously registered preferred activity 4382 // component is no longer known. Most likely an update 4383 // to the app was installed and in the new version this 4384 // component no longer exists. Clean it up by removing 4385 // it from the preferred activities list, and skip it. 4386 Slog.w(TAG, "Removing dangling preferred activity: " 4387 + pa.mPref.mComponent); 4388 pir.removeFilter(pa); 4389 changed = true; 4390 continue; 4391 } 4392 for (int j=0; j<N; j++) { 4393 final ResolveInfo ri = query.get(j); 4394 if (!ri.activityInfo.applicationInfo.packageName 4395 .equals(ai.applicationInfo.packageName)) { 4396 continue; 4397 } 4398 if (!ri.activityInfo.name.equals(ai.name)) { 4399 continue; 4400 } 4401 4402 if (removeMatches) { 4403 pir.removeFilter(pa); 4404 changed = true; 4405 if (DEBUG_PREFERRED) { 4406 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4407 } 4408 break; 4409 } 4410 4411 // Okay we found a previously set preferred or last chosen app. 4412 // If the result set is different from when this 4413 // was created, we need to clear it and re-ask the 4414 // user their preference, if we're looking for an "always" type entry. 4415 if (always && !pa.mPref.sameSet(query)) { 4416 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4417 + intent + " type " + resolvedType); 4418 if (DEBUG_PREFERRED) { 4419 Slog.v(TAG, "Removing preferred activity since set changed " 4420 + pa.mPref.mComponent); 4421 } 4422 pir.removeFilter(pa); 4423 // Re-add the filter as a "last chosen" entry (!always) 4424 PreferredActivity lastChosen = new PreferredActivity( 4425 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4426 pir.addFilter(lastChosen); 4427 changed = true; 4428 return null; 4429 } 4430 4431 // Yay! Either the set matched or we're looking for the last chosen 4432 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4433 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4434 return ri; 4435 } 4436 } 4437 } finally { 4438 if (changed) { 4439 if (DEBUG_PREFERRED) { 4440 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4441 } 4442 scheduleWritePackageRestrictionsLocked(userId); 4443 } 4444 } 4445 } 4446 } 4447 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4448 return null; 4449 } 4450 4451 /* 4452 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4453 */ 4454 @Override 4455 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4456 int targetUserId) { 4457 mContext.enforceCallingOrSelfPermission( 4458 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4459 List<CrossProfileIntentFilter> matches = 4460 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4461 if (matches != null) { 4462 int size = matches.size(); 4463 for (int i = 0; i < size; i++) { 4464 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4465 } 4466 } 4467 if (hasWebURI(intent)) { 4468 // cross-profile app linking works only towards the parent. 4469 final UserInfo parent = getProfileParent(sourceUserId); 4470 synchronized(mPackages) { 4471 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4472 intent, resolvedType, 0, sourceUserId, parent.id); 4473 return xpDomainInfo != null; 4474 } 4475 } 4476 return false; 4477 } 4478 4479 private UserInfo getProfileParent(int userId) { 4480 final long identity = Binder.clearCallingIdentity(); 4481 try { 4482 return sUserManager.getProfileParent(userId); 4483 } finally { 4484 Binder.restoreCallingIdentity(identity); 4485 } 4486 } 4487 4488 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4489 String resolvedType, int userId) { 4490 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4491 if (resolver != null) { 4492 return resolver.queryIntent(intent, resolvedType, false, userId); 4493 } 4494 return null; 4495 } 4496 4497 @Override 4498 public List<ResolveInfo> queryIntentActivities(Intent intent, 4499 String resolvedType, int flags, int userId) { 4500 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4501 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4502 ComponentName comp = intent.getComponent(); 4503 if (comp == null) { 4504 if (intent.getSelector() != null) { 4505 intent = intent.getSelector(); 4506 comp = intent.getComponent(); 4507 } 4508 } 4509 4510 if (comp != null) { 4511 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4512 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4513 if (ai != null) { 4514 final ResolveInfo ri = new ResolveInfo(); 4515 ri.activityInfo = ai; 4516 list.add(ri); 4517 } 4518 return list; 4519 } 4520 4521 // reader 4522 synchronized (mPackages) { 4523 final String pkgName = intent.getPackage(); 4524 if (pkgName == null) { 4525 List<CrossProfileIntentFilter> matchingFilters = 4526 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4527 // Check for results that need to skip the current profile. 4528 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4529 resolvedType, flags, userId); 4530 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4531 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4532 result.add(xpResolveInfo); 4533 return filterIfNotPrimaryUser(result, userId); 4534 } 4535 4536 // Check for results in the current profile. 4537 List<ResolveInfo> result = mActivities.queryIntent( 4538 intent, resolvedType, flags, userId); 4539 4540 // Check for cross profile results. 4541 xpResolveInfo = queryCrossProfileIntents( 4542 matchingFilters, intent, resolvedType, flags, userId); 4543 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4544 result.add(xpResolveInfo); 4545 Collections.sort(result, mResolvePrioritySorter); 4546 } 4547 result = filterIfNotPrimaryUser(result, userId); 4548 if (hasWebURI(intent)) { 4549 CrossProfileDomainInfo xpDomainInfo = null; 4550 final UserInfo parent = getProfileParent(userId); 4551 if (parent != null) { 4552 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4553 flags, userId, parent.id); 4554 } 4555 if (xpDomainInfo != null) { 4556 if (xpResolveInfo != null) { 4557 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4558 // in the result. 4559 result.remove(xpResolveInfo); 4560 } 4561 if (result.size() == 0) { 4562 result.add(xpDomainInfo.resolveInfo); 4563 return result; 4564 } 4565 } else if (result.size() <= 1) { 4566 return result; 4567 } 4568 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4569 xpDomainInfo, userId); 4570 Collections.sort(result, mResolvePrioritySorter); 4571 } 4572 return result; 4573 } 4574 final PackageParser.Package pkg = mPackages.get(pkgName); 4575 if (pkg != null) { 4576 return filterIfNotPrimaryUser( 4577 mActivities.queryIntentForPackage( 4578 intent, resolvedType, flags, pkg.activities, userId), 4579 userId); 4580 } 4581 return new ArrayList<ResolveInfo>(); 4582 } 4583 } 4584 4585 private static class CrossProfileDomainInfo { 4586 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4587 ResolveInfo resolveInfo; 4588 /* Best domain verification status of the activities found in the other profile */ 4589 int bestDomainVerificationStatus; 4590 } 4591 4592 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4593 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4594 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4595 sourceUserId)) { 4596 return null; 4597 } 4598 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4599 resolvedType, flags, parentUserId); 4600 4601 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4602 return null; 4603 } 4604 CrossProfileDomainInfo result = null; 4605 int size = resultTargetUser.size(); 4606 for (int i = 0; i < size; i++) { 4607 ResolveInfo riTargetUser = resultTargetUser.get(i); 4608 // Intent filter verification is only for filters that specify a host. So don't return 4609 // those that handle all web uris. 4610 if (riTargetUser.handleAllWebDataURI) { 4611 continue; 4612 } 4613 String packageName = riTargetUser.activityInfo.packageName; 4614 PackageSetting ps = mSettings.mPackages.get(packageName); 4615 if (ps == null) { 4616 continue; 4617 } 4618 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4619 int status = (int)(verificationState >> 32); 4620 if (result == null) { 4621 result = new CrossProfileDomainInfo(); 4622 result.resolveInfo = 4623 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4624 result.bestDomainVerificationStatus = status; 4625 } else { 4626 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4627 result.bestDomainVerificationStatus); 4628 } 4629 } 4630 // Don't consider matches with status NEVER across profiles. 4631 if (result != null && result.bestDomainVerificationStatus 4632 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4633 return null; 4634 } 4635 return result; 4636 } 4637 4638 /** 4639 * Verification statuses are ordered from the worse to the best, except for 4640 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4641 */ 4642 private int bestDomainVerificationStatus(int status1, int status2) { 4643 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4644 return status2; 4645 } 4646 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4647 return status1; 4648 } 4649 return (int) MathUtils.max(status1, status2); 4650 } 4651 4652 private boolean isUserEnabled(int userId) { 4653 long callingId = Binder.clearCallingIdentity(); 4654 try { 4655 UserInfo userInfo = sUserManager.getUserInfo(userId); 4656 return userInfo != null && userInfo.isEnabled(); 4657 } finally { 4658 Binder.restoreCallingIdentity(callingId); 4659 } 4660 } 4661 4662 /** 4663 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4664 * 4665 * @return filtered list 4666 */ 4667 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4668 if (userId == UserHandle.USER_OWNER) { 4669 return resolveInfos; 4670 } 4671 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4672 ResolveInfo info = resolveInfos.get(i); 4673 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4674 resolveInfos.remove(i); 4675 } 4676 } 4677 return resolveInfos; 4678 } 4679 4680 private static boolean hasWebURI(Intent intent) { 4681 if (intent.getData() == null) { 4682 return false; 4683 } 4684 final String scheme = intent.getScheme(); 4685 if (TextUtils.isEmpty(scheme)) { 4686 return false; 4687 } 4688 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4689 } 4690 4691 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4692 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4693 int userId) { 4694 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4695 4696 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4697 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4698 candidates.size()); 4699 } 4700 4701 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4702 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4703 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4704 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4705 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4706 4707 synchronized (mPackages) { 4708 final int count = candidates.size(); 4709 // First, try to use linked apps. Partition the candidates into four lists: 4710 // one for the final results, one for the "do not use ever", one for "undefined status" 4711 // and finally one for "browser app type". 4712 for (int n=0; n<count; n++) { 4713 ResolveInfo info = candidates.get(n); 4714 String packageName = info.activityInfo.packageName; 4715 PackageSetting ps = mSettings.mPackages.get(packageName); 4716 if (ps != null) { 4717 // Add to the special match all list (Browser use case) 4718 if (info.handleAllWebDataURI) { 4719 matchAllList.add(info); 4720 continue; 4721 } 4722 // Try to get the status from User settings first 4723 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4724 int status = (int)(packedStatus >> 32); 4725 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4726 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4727 if (DEBUG_DOMAIN_VERIFICATION) { 4728 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4729 + " : linkgen=" + linkGeneration); 4730 } 4731 // Use link-enabled generation as preferredOrder, i.e. 4732 // prefer newly-enabled over earlier-enabled. 4733 info.preferredOrder = linkGeneration; 4734 alwaysList.add(info); 4735 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4736 if (DEBUG_DOMAIN_VERIFICATION) { 4737 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4738 } 4739 neverList.add(info); 4740 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4741 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4742 if (DEBUG_DOMAIN_VERIFICATION) { 4743 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4744 } 4745 undefinedList.add(info); 4746 } 4747 } 4748 } 4749 // First try to add the "always" resolution(s) for the current user, if any 4750 if (alwaysList.size() > 0) { 4751 result.addAll(alwaysList); 4752 // if there is an "always" for the parent user, add it. 4753 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4754 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4755 result.add(xpDomainInfo.resolveInfo); 4756 } else { 4757 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4758 result.addAll(undefinedList); 4759 if (xpDomainInfo != null && ( 4760 xpDomainInfo.bestDomainVerificationStatus 4761 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4762 || xpDomainInfo.bestDomainVerificationStatus 4763 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4764 result.add(xpDomainInfo.resolveInfo); 4765 } 4766 // Also add Browsers (all of them or only the default one) 4767 if ((matchFlags & MATCH_ALL) != 0) { 4768 result.addAll(matchAllList); 4769 } else { 4770 // Browser/generic handling case. If there's a default browser, go straight 4771 // to that (but only if there is no other higher-priority match). 4772 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4773 int maxMatchPrio = 0; 4774 ResolveInfo defaultBrowserMatch = null; 4775 final int numCandidates = matchAllList.size(); 4776 for (int n = 0; n < numCandidates; n++) { 4777 ResolveInfo info = matchAllList.get(n); 4778 // track the highest overall match priority... 4779 if (info.priority > maxMatchPrio) { 4780 maxMatchPrio = info.priority; 4781 } 4782 // ...and the highest-priority default browser match 4783 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4784 if (defaultBrowserMatch == null 4785 || (defaultBrowserMatch.priority < info.priority)) { 4786 if (debug) { 4787 Slog.v(TAG, "Considering default browser match " + info); 4788 } 4789 defaultBrowserMatch = info; 4790 } 4791 } 4792 } 4793 if (defaultBrowserMatch != null 4794 && defaultBrowserMatch.priority >= maxMatchPrio 4795 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4796 { 4797 if (debug) { 4798 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4799 } 4800 result.add(defaultBrowserMatch); 4801 } else { 4802 result.addAll(matchAllList); 4803 } 4804 } 4805 4806 // If there is nothing selected, add all candidates and remove the ones that the user 4807 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4808 if (result.size() == 0) { 4809 result.addAll(candidates); 4810 result.removeAll(neverList); 4811 } 4812 } 4813 } 4814 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4815 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4816 result.size()); 4817 for (ResolveInfo info : result) { 4818 Slog.v(TAG, " + " + info.activityInfo); 4819 } 4820 } 4821 return result; 4822 } 4823 4824 // Returns a packed value as a long: 4825 // 4826 // high 'int'-sized word: link status: undefined/ask/never/always. 4827 // low 'int'-sized word: relative priority among 'always' results. 4828 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4829 long result = ps.getDomainVerificationStatusForUser(userId); 4830 // if none available, get the master status 4831 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4832 if (ps.getIntentFilterVerificationInfo() != null) { 4833 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4834 } 4835 } 4836 return result; 4837 } 4838 4839 private ResolveInfo querySkipCurrentProfileIntents( 4840 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4841 int flags, int sourceUserId) { 4842 if (matchingFilters != null) { 4843 int size = matchingFilters.size(); 4844 for (int i = 0; i < size; i ++) { 4845 CrossProfileIntentFilter filter = matchingFilters.get(i); 4846 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4847 // Checking if there are activities in the target user that can handle the 4848 // intent. 4849 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4850 flags, sourceUserId); 4851 if (resolveInfo != null) { 4852 return resolveInfo; 4853 } 4854 } 4855 } 4856 } 4857 return null; 4858 } 4859 4860 // Return matching ResolveInfo if any for skip current profile intent filters. 4861 private ResolveInfo queryCrossProfileIntents( 4862 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4863 int flags, int sourceUserId) { 4864 if (matchingFilters != null) { 4865 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4866 // match the same intent. For performance reasons, it is better not to 4867 // run queryIntent twice for the same userId 4868 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4869 int size = matchingFilters.size(); 4870 for (int i = 0; i < size; i++) { 4871 CrossProfileIntentFilter filter = matchingFilters.get(i); 4872 int targetUserId = filter.getTargetUserId(); 4873 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4874 && !alreadyTriedUserIds.get(targetUserId)) { 4875 // Checking if there are activities in the target user that can handle the 4876 // intent. 4877 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4878 flags, sourceUserId); 4879 if (resolveInfo != null) return resolveInfo; 4880 alreadyTriedUserIds.put(targetUserId, true); 4881 } 4882 } 4883 } 4884 return null; 4885 } 4886 4887 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4888 String resolvedType, int flags, int sourceUserId) { 4889 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4890 resolvedType, flags, filter.getTargetUserId()); 4891 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4892 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4893 } 4894 return null; 4895 } 4896 4897 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4898 int sourceUserId, int targetUserId) { 4899 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4900 String className; 4901 if (targetUserId == UserHandle.USER_OWNER) { 4902 className = FORWARD_INTENT_TO_USER_OWNER; 4903 } else { 4904 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4905 } 4906 ComponentName forwardingActivityComponentName = new ComponentName( 4907 mAndroidApplication.packageName, className); 4908 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4909 sourceUserId); 4910 if (targetUserId == UserHandle.USER_OWNER) { 4911 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4912 forwardingResolveInfo.noResourceId = true; 4913 } 4914 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4915 forwardingResolveInfo.priority = 0; 4916 forwardingResolveInfo.preferredOrder = 0; 4917 forwardingResolveInfo.match = 0; 4918 forwardingResolveInfo.isDefault = true; 4919 forwardingResolveInfo.filter = filter; 4920 forwardingResolveInfo.targetUserId = targetUserId; 4921 return forwardingResolveInfo; 4922 } 4923 4924 @Override 4925 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4926 Intent[] specifics, String[] specificTypes, Intent intent, 4927 String resolvedType, int flags, int userId) { 4928 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4929 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4930 false, "query intent activity options"); 4931 final String resultsAction = intent.getAction(); 4932 4933 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4934 | PackageManager.GET_RESOLVED_FILTER, userId); 4935 4936 if (DEBUG_INTENT_MATCHING) { 4937 Log.v(TAG, "Query " + intent + ": " + results); 4938 } 4939 4940 int specificsPos = 0; 4941 int N; 4942 4943 // todo: note that the algorithm used here is O(N^2). This 4944 // isn't a problem in our current environment, but if we start running 4945 // into situations where we have more than 5 or 10 matches then this 4946 // should probably be changed to something smarter... 4947 4948 // First we go through and resolve each of the specific items 4949 // that were supplied, taking care of removing any corresponding 4950 // duplicate items in the generic resolve list. 4951 if (specifics != null) { 4952 for (int i=0; i<specifics.length; i++) { 4953 final Intent sintent = specifics[i]; 4954 if (sintent == null) { 4955 continue; 4956 } 4957 4958 if (DEBUG_INTENT_MATCHING) { 4959 Log.v(TAG, "Specific #" + i + ": " + sintent); 4960 } 4961 4962 String action = sintent.getAction(); 4963 if (resultsAction != null && resultsAction.equals(action)) { 4964 // If this action was explicitly requested, then don't 4965 // remove things that have it. 4966 action = null; 4967 } 4968 4969 ResolveInfo ri = null; 4970 ActivityInfo ai = null; 4971 4972 ComponentName comp = sintent.getComponent(); 4973 if (comp == null) { 4974 ri = resolveIntent( 4975 sintent, 4976 specificTypes != null ? specificTypes[i] : null, 4977 flags, userId); 4978 if (ri == null) { 4979 continue; 4980 } 4981 if (ri == mResolveInfo) { 4982 // ACK! Must do something better with this. 4983 } 4984 ai = ri.activityInfo; 4985 comp = new ComponentName(ai.applicationInfo.packageName, 4986 ai.name); 4987 } else { 4988 ai = getActivityInfo(comp, flags, userId); 4989 if (ai == null) { 4990 continue; 4991 } 4992 } 4993 4994 // Look for any generic query activities that are duplicates 4995 // of this specific one, and remove them from the results. 4996 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4997 N = results.size(); 4998 int j; 4999 for (j=specificsPos; j<N; j++) { 5000 ResolveInfo sri = results.get(j); 5001 if ((sri.activityInfo.name.equals(comp.getClassName()) 5002 && sri.activityInfo.applicationInfo.packageName.equals( 5003 comp.getPackageName())) 5004 || (action != null && sri.filter.matchAction(action))) { 5005 results.remove(j); 5006 if (DEBUG_INTENT_MATCHING) Log.v( 5007 TAG, "Removing duplicate item from " + j 5008 + " due to specific " + specificsPos); 5009 if (ri == null) { 5010 ri = sri; 5011 } 5012 j--; 5013 N--; 5014 } 5015 } 5016 5017 // Add this specific item to its proper place. 5018 if (ri == null) { 5019 ri = new ResolveInfo(); 5020 ri.activityInfo = ai; 5021 } 5022 results.add(specificsPos, ri); 5023 ri.specificIndex = i; 5024 specificsPos++; 5025 } 5026 } 5027 5028 // Now we go through the remaining generic results and remove any 5029 // duplicate actions that are found here. 5030 N = results.size(); 5031 for (int i=specificsPos; i<N-1; i++) { 5032 final ResolveInfo rii = results.get(i); 5033 if (rii.filter == null) { 5034 continue; 5035 } 5036 5037 // Iterate over all of the actions of this result's intent 5038 // filter... typically this should be just one. 5039 final Iterator<String> it = rii.filter.actionsIterator(); 5040 if (it == null) { 5041 continue; 5042 } 5043 while (it.hasNext()) { 5044 final String action = it.next(); 5045 if (resultsAction != null && resultsAction.equals(action)) { 5046 // If this action was explicitly requested, then don't 5047 // remove things that have it. 5048 continue; 5049 } 5050 for (int j=i+1; j<N; j++) { 5051 final ResolveInfo rij = results.get(j); 5052 if (rij.filter != null && rij.filter.hasAction(action)) { 5053 results.remove(j); 5054 if (DEBUG_INTENT_MATCHING) Log.v( 5055 TAG, "Removing duplicate item from " + j 5056 + " due to action " + action + " at " + i); 5057 j--; 5058 N--; 5059 } 5060 } 5061 } 5062 5063 // If the caller didn't request filter information, drop it now 5064 // so we don't have to marshall/unmarshall it. 5065 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5066 rii.filter = null; 5067 } 5068 } 5069 5070 // Filter out the caller activity if so requested. 5071 if (caller != null) { 5072 N = results.size(); 5073 for (int i=0; i<N; i++) { 5074 ActivityInfo ainfo = results.get(i).activityInfo; 5075 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5076 && caller.getClassName().equals(ainfo.name)) { 5077 results.remove(i); 5078 break; 5079 } 5080 } 5081 } 5082 5083 // If the caller didn't request filter information, 5084 // drop them now so we don't have to 5085 // marshall/unmarshall it. 5086 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5087 N = results.size(); 5088 for (int i=0; i<N; i++) { 5089 results.get(i).filter = null; 5090 } 5091 } 5092 5093 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5094 return results; 5095 } 5096 5097 @Override 5098 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5099 int userId) { 5100 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5101 ComponentName comp = intent.getComponent(); 5102 if (comp == null) { 5103 if (intent.getSelector() != null) { 5104 intent = intent.getSelector(); 5105 comp = intent.getComponent(); 5106 } 5107 } 5108 if (comp != null) { 5109 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5110 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5111 if (ai != null) { 5112 ResolveInfo ri = new ResolveInfo(); 5113 ri.activityInfo = ai; 5114 list.add(ri); 5115 } 5116 return list; 5117 } 5118 5119 // reader 5120 synchronized (mPackages) { 5121 String pkgName = intent.getPackage(); 5122 if (pkgName == null) { 5123 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5124 } 5125 final PackageParser.Package pkg = mPackages.get(pkgName); 5126 if (pkg != null) { 5127 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5128 userId); 5129 } 5130 return null; 5131 } 5132 } 5133 5134 @Override 5135 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5136 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5137 if (!sUserManager.exists(userId)) return null; 5138 if (query != null) { 5139 if (query.size() >= 1) { 5140 // If there is more than one service with the same priority, 5141 // just arbitrarily pick the first one. 5142 return query.get(0); 5143 } 5144 } 5145 return null; 5146 } 5147 5148 @Override 5149 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5150 int userId) { 5151 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5152 ComponentName comp = intent.getComponent(); 5153 if (comp == null) { 5154 if (intent.getSelector() != null) { 5155 intent = intent.getSelector(); 5156 comp = intent.getComponent(); 5157 } 5158 } 5159 if (comp != null) { 5160 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5161 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5162 if (si != null) { 5163 final ResolveInfo ri = new ResolveInfo(); 5164 ri.serviceInfo = si; 5165 list.add(ri); 5166 } 5167 return list; 5168 } 5169 5170 // reader 5171 synchronized (mPackages) { 5172 String pkgName = intent.getPackage(); 5173 if (pkgName == null) { 5174 return mServices.queryIntent(intent, resolvedType, flags, userId); 5175 } 5176 final PackageParser.Package pkg = mPackages.get(pkgName); 5177 if (pkg != null) { 5178 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5179 userId); 5180 } 5181 return null; 5182 } 5183 } 5184 5185 @Override 5186 public List<ResolveInfo> queryIntentContentProviders( 5187 Intent intent, String resolvedType, int flags, int userId) { 5188 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5189 ComponentName comp = intent.getComponent(); 5190 if (comp == null) { 5191 if (intent.getSelector() != null) { 5192 intent = intent.getSelector(); 5193 comp = intent.getComponent(); 5194 } 5195 } 5196 if (comp != null) { 5197 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5198 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5199 if (pi != null) { 5200 final ResolveInfo ri = new ResolveInfo(); 5201 ri.providerInfo = pi; 5202 list.add(ri); 5203 } 5204 return list; 5205 } 5206 5207 // reader 5208 synchronized (mPackages) { 5209 String pkgName = intent.getPackage(); 5210 if (pkgName == null) { 5211 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5212 } 5213 final PackageParser.Package pkg = mPackages.get(pkgName); 5214 if (pkg != null) { 5215 return mProviders.queryIntentForPackage( 5216 intent, resolvedType, flags, pkg.providers, userId); 5217 } 5218 return null; 5219 } 5220 } 5221 5222 @Override 5223 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5224 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5225 5226 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5227 5228 // writer 5229 synchronized (mPackages) { 5230 ArrayList<PackageInfo> list; 5231 if (listUninstalled) { 5232 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5233 for (PackageSetting ps : mSettings.mPackages.values()) { 5234 PackageInfo pi; 5235 if (ps.pkg != null) { 5236 pi = generatePackageInfo(ps.pkg, flags, userId); 5237 } else { 5238 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5239 } 5240 if (pi != null) { 5241 list.add(pi); 5242 } 5243 } 5244 } else { 5245 list = new ArrayList<PackageInfo>(mPackages.size()); 5246 for (PackageParser.Package p : mPackages.values()) { 5247 PackageInfo pi = generatePackageInfo(p, flags, userId); 5248 if (pi != null) { 5249 list.add(pi); 5250 } 5251 } 5252 } 5253 5254 return new ParceledListSlice<PackageInfo>(list); 5255 } 5256 } 5257 5258 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5259 String[] permissions, boolean[] tmp, int flags, int userId) { 5260 int numMatch = 0; 5261 final PermissionsState permissionsState = ps.getPermissionsState(); 5262 for (int i=0; i<permissions.length; i++) { 5263 final String permission = permissions[i]; 5264 if (permissionsState.hasPermission(permission, userId)) { 5265 tmp[i] = true; 5266 numMatch++; 5267 } else { 5268 tmp[i] = false; 5269 } 5270 } 5271 if (numMatch == 0) { 5272 return; 5273 } 5274 PackageInfo pi; 5275 if (ps.pkg != null) { 5276 pi = generatePackageInfo(ps.pkg, flags, userId); 5277 } else { 5278 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5279 } 5280 // The above might return null in cases of uninstalled apps or install-state 5281 // skew across users/profiles. 5282 if (pi != null) { 5283 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5284 if (numMatch == permissions.length) { 5285 pi.requestedPermissions = permissions; 5286 } else { 5287 pi.requestedPermissions = new String[numMatch]; 5288 numMatch = 0; 5289 for (int i=0; i<permissions.length; i++) { 5290 if (tmp[i]) { 5291 pi.requestedPermissions[numMatch] = permissions[i]; 5292 numMatch++; 5293 } 5294 } 5295 } 5296 } 5297 list.add(pi); 5298 } 5299 } 5300 5301 @Override 5302 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5303 String[] permissions, int flags, int userId) { 5304 if (!sUserManager.exists(userId)) return null; 5305 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5306 5307 // writer 5308 synchronized (mPackages) { 5309 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5310 boolean[] tmpBools = new boolean[permissions.length]; 5311 if (listUninstalled) { 5312 for (PackageSetting ps : mSettings.mPackages.values()) { 5313 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5314 } 5315 } else { 5316 for (PackageParser.Package pkg : mPackages.values()) { 5317 PackageSetting ps = (PackageSetting)pkg.mExtras; 5318 if (ps != null) { 5319 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5320 userId); 5321 } 5322 } 5323 } 5324 5325 return new ParceledListSlice<PackageInfo>(list); 5326 } 5327 } 5328 5329 @Override 5330 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5331 if (!sUserManager.exists(userId)) return null; 5332 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5333 5334 // writer 5335 synchronized (mPackages) { 5336 ArrayList<ApplicationInfo> list; 5337 if (listUninstalled) { 5338 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5339 for (PackageSetting ps : mSettings.mPackages.values()) { 5340 ApplicationInfo ai; 5341 if (ps.pkg != null) { 5342 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5343 ps.readUserState(userId), userId); 5344 } else { 5345 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5346 } 5347 if (ai != null) { 5348 list.add(ai); 5349 } 5350 } 5351 } else { 5352 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5353 for (PackageParser.Package p : mPackages.values()) { 5354 if (p.mExtras != null) { 5355 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5356 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5357 if (ai != null) { 5358 list.add(ai); 5359 } 5360 } 5361 } 5362 } 5363 5364 return new ParceledListSlice<ApplicationInfo>(list); 5365 } 5366 } 5367 5368 public List<ApplicationInfo> getPersistentApplications(int flags) { 5369 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5370 5371 // reader 5372 synchronized (mPackages) { 5373 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5374 final int userId = UserHandle.getCallingUserId(); 5375 while (i.hasNext()) { 5376 final PackageParser.Package p = i.next(); 5377 if (p.applicationInfo != null 5378 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5379 && (!mSafeMode || isSystemApp(p))) { 5380 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5381 if (ps != null) { 5382 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5383 ps.readUserState(userId), userId); 5384 if (ai != null) { 5385 finalList.add(ai); 5386 } 5387 } 5388 } 5389 } 5390 } 5391 5392 return finalList; 5393 } 5394 5395 @Override 5396 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5397 if (!sUserManager.exists(userId)) return null; 5398 // reader 5399 synchronized (mPackages) { 5400 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5401 PackageSetting ps = provider != null 5402 ? mSettings.mPackages.get(provider.owner.packageName) 5403 : null; 5404 return ps != null 5405 && mSettings.isEnabledLPr(provider.info, flags, userId) 5406 && (!mSafeMode || (provider.info.applicationInfo.flags 5407 &ApplicationInfo.FLAG_SYSTEM) != 0) 5408 ? PackageParser.generateProviderInfo(provider, flags, 5409 ps.readUserState(userId), userId) 5410 : null; 5411 } 5412 } 5413 5414 /** 5415 * @deprecated 5416 */ 5417 @Deprecated 5418 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5419 // reader 5420 synchronized (mPackages) { 5421 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5422 .entrySet().iterator(); 5423 final int userId = UserHandle.getCallingUserId(); 5424 while (i.hasNext()) { 5425 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5426 PackageParser.Provider p = entry.getValue(); 5427 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5428 5429 if (ps != null && p.syncable 5430 && (!mSafeMode || (p.info.applicationInfo.flags 5431 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5432 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5433 ps.readUserState(userId), userId); 5434 if (info != null) { 5435 outNames.add(entry.getKey()); 5436 outInfo.add(info); 5437 } 5438 } 5439 } 5440 } 5441 } 5442 5443 @Override 5444 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5445 int uid, int flags) { 5446 ArrayList<ProviderInfo> finalList = null; 5447 // reader 5448 synchronized (mPackages) { 5449 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5450 final int userId = processName != null ? 5451 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5452 while (i.hasNext()) { 5453 final PackageParser.Provider p = i.next(); 5454 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5455 if (ps != null && p.info.authority != null 5456 && (processName == null 5457 || (p.info.processName.equals(processName) 5458 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5459 && mSettings.isEnabledLPr(p.info, flags, userId) 5460 && (!mSafeMode 5461 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5462 if (finalList == null) { 5463 finalList = new ArrayList<ProviderInfo>(3); 5464 } 5465 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5466 ps.readUserState(userId), userId); 5467 if (info != null) { 5468 finalList.add(info); 5469 } 5470 } 5471 } 5472 } 5473 5474 if (finalList != null) { 5475 Collections.sort(finalList, mProviderInitOrderSorter); 5476 return new ParceledListSlice<ProviderInfo>(finalList); 5477 } 5478 5479 return null; 5480 } 5481 5482 @Override 5483 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5484 int flags) { 5485 // reader 5486 synchronized (mPackages) { 5487 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5488 return PackageParser.generateInstrumentationInfo(i, flags); 5489 } 5490 } 5491 5492 @Override 5493 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5494 int flags) { 5495 ArrayList<InstrumentationInfo> finalList = 5496 new ArrayList<InstrumentationInfo>(); 5497 5498 // reader 5499 synchronized (mPackages) { 5500 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5501 while (i.hasNext()) { 5502 final PackageParser.Instrumentation p = i.next(); 5503 if (targetPackage == null 5504 || targetPackage.equals(p.info.targetPackage)) { 5505 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5506 flags); 5507 if (ii != null) { 5508 finalList.add(ii); 5509 } 5510 } 5511 } 5512 } 5513 5514 return finalList; 5515 } 5516 5517 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5518 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5519 if (overlays == null) { 5520 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5521 return; 5522 } 5523 for (PackageParser.Package opkg : overlays.values()) { 5524 // Not much to do if idmap fails: we already logged the error 5525 // and we certainly don't want to abort installation of pkg simply 5526 // because an overlay didn't fit properly. For these reasons, 5527 // ignore the return value of createIdmapForPackagePairLI. 5528 createIdmapForPackagePairLI(pkg, opkg); 5529 } 5530 } 5531 5532 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5533 PackageParser.Package opkg) { 5534 if (!opkg.mTrustedOverlay) { 5535 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5536 opkg.baseCodePath + ": overlay not trusted"); 5537 return false; 5538 } 5539 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5540 if (overlaySet == null) { 5541 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5542 opkg.baseCodePath + " but target package has no known overlays"); 5543 return false; 5544 } 5545 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5546 // TODO: generate idmap for split APKs 5547 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5548 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5549 + opkg.baseCodePath); 5550 return false; 5551 } 5552 PackageParser.Package[] overlayArray = 5553 overlaySet.values().toArray(new PackageParser.Package[0]); 5554 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5555 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5556 return p1.mOverlayPriority - p2.mOverlayPriority; 5557 } 5558 }; 5559 Arrays.sort(overlayArray, cmp); 5560 5561 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5562 int i = 0; 5563 for (PackageParser.Package p : overlayArray) { 5564 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5565 } 5566 return true; 5567 } 5568 5569 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5570 final File[] files = dir.listFiles(); 5571 if (ArrayUtils.isEmpty(files)) { 5572 Log.d(TAG, "No files in app dir " + dir); 5573 return; 5574 } 5575 5576 if (DEBUG_PACKAGE_SCANNING) { 5577 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5578 + " flags=0x" + Integer.toHexString(parseFlags)); 5579 } 5580 5581 for (File file : files) { 5582 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5583 && !PackageInstallerService.isStageName(file.getName()); 5584 if (!isPackage) { 5585 // Ignore entries which are not packages 5586 continue; 5587 } 5588 try { 5589 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5590 scanFlags, currentTime, null); 5591 } catch (PackageManagerException e) { 5592 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5593 5594 // Delete invalid userdata apps 5595 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5596 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5597 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5598 if (file.isDirectory()) { 5599 mInstaller.rmPackageDir(file.getAbsolutePath()); 5600 } else { 5601 file.delete(); 5602 } 5603 } 5604 } 5605 } 5606 } 5607 5608 private static File getSettingsProblemFile() { 5609 File dataDir = Environment.getDataDirectory(); 5610 File systemDir = new File(dataDir, "system"); 5611 File fname = new File(systemDir, "uiderrors.txt"); 5612 return fname; 5613 } 5614 5615 static void reportSettingsProblem(int priority, String msg) { 5616 logCriticalInfo(priority, msg); 5617 } 5618 5619 static void logCriticalInfo(int priority, String msg) { 5620 Slog.println(priority, TAG, msg); 5621 EventLogTags.writePmCriticalInfo(msg); 5622 try { 5623 File fname = getSettingsProblemFile(); 5624 FileOutputStream out = new FileOutputStream(fname, true); 5625 PrintWriter pw = new FastPrintWriter(out); 5626 SimpleDateFormat formatter = new SimpleDateFormat(); 5627 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5628 pw.println(dateString + ": " + msg); 5629 pw.close(); 5630 FileUtils.setPermissions( 5631 fname.toString(), 5632 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5633 -1, -1); 5634 } catch (java.io.IOException e) { 5635 } 5636 } 5637 5638 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5639 PackageParser.Package pkg, File srcFile, int parseFlags) 5640 throws PackageManagerException { 5641 if (ps != null 5642 && ps.codePath.equals(srcFile) 5643 && ps.timeStamp == srcFile.lastModified() 5644 && !isCompatSignatureUpdateNeeded(pkg) 5645 && !isRecoverSignatureUpdateNeeded(pkg)) { 5646 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5647 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5648 ArraySet<PublicKey> signingKs; 5649 synchronized (mPackages) { 5650 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5651 } 5652 if (ps.signatures.mSignatures != null 5653 && ps.signatures.mSignatures.length != 0 5654 && signingKs != null) { 5655 // Optimization: reuse the existing cached certificates 5656 // if the package appears to be unchanged. 5657 pkg.mSignatures = ps.signatures.mSignatures; 5658 pkg.mSigningKeys = signingKs; 5659 return; 5660 } 5661 5662 Slog.w(TAG, "PackageSetting for " + ps.name 5663 + " is missing signatures. Collecting certs again to recover them."); 5664 } else { 5665 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5666 } 5667 5668 try { 5669 pp.collectCertificates(pkg, parseFlags); 5670 pp.collectManifestDigest(pkg); 5671 } catch (PackageParserException e) { 5672 throw PackageManagerException.from(e); 5673 } 5674 } 5675 5676 /* 5677 * Scan a package and return the newly parsed package. 5678 * Returns null in case of errors and the error code is stored in mLastScanError 5679 */ 5680 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5681 long currentTime, UserHandle user) throws PackageManagerException { 5682 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5683 parseFlags |= mDefParseFlags; 5684 PackageParser pp = new PackageParser(); 5685 pp.setSeparateProcesses(mSeparateProcesses); 5686 pp.setOnlyCoreApps(mOnlyCore); 5687 pp.setDisplayMetrics(mMetrics); 5688 5689 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5690 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5691 } 5692 5693 final PackageParser.Package pkg; 5694 try { 5695 pkg = pp.parsePackage(scanFile, parseFlags); 5696 } catch (PackageParserException e) { 5697 throw PackageManagerException.from(e); 5698 } 5699 5700 PackageSetting ps = null; 5701 PackageSetting updatedPkg; 5702 // reader 5703 synchronized (mPackages) { 5704 // Look to see if we already know about this package. 5705 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5706 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5707 // This package has been renamed to its original name. Let's 5708 // use that. 5709 ps = mSettings.peekPackageLPr(oldName); 5710 } 5711 // If there was no original package, see one for the real package name. 5712 if (ps == null) { 5713 ps = mSettings.peekPackageLPr(pkg.packageName); 5714 } 5715 // Check to see if this package could be hiding/updating a system 5716 // package. Must look for it either under the original or real 5717 // package name depending on our state. 5718 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5719 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5720 } 5721 boolean updatedPkgBetter = false; 5722 // First check if this is a system package that may involve an update 5723 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5724 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5725 // it needs to drop FLAG_PRIVILEGED. 5726 if (locationIsPrivileged(scanFile)) { 5727 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5728 } else { 5729 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5730 } 5731 5732 if (ps != null && !ps.codePath.equals(scanFile)) { 5733 // The path has changed from what was last scanned... check the 5734 // version of the new path against what we have stored to determine 5735 // what to do. 5736 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5737 if (pkg.mVersionCode <= ps.versionCode) { 5738 // The system package has been updated and the code path does not match 5739 // Ignore entry. Skip it. 5740 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5741 + " ignored: updated version " + ps.versionCode 5742 + " better than this " + pkg.mVersionCode); 5743 if (!updatedPkg.codePath.equals(scanFile)) { 5744 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5745 + ps.name + " changing from " + updatedPkg.codePathString 5746 + " to " + scanFile); 5747 updatedPkg.codePath = scanFile; 5748 updatedPkg.codePathString = scanFile.toString(); 5749 updatedPkg.resourcePath = scanFile; 5750 updatedPkg.resourcePathString = scanFile.toString(); 5751 } 5752 updatedPkg.pkg = pkg; 5753 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5754 "Package " + ps.name + " at " + scanFile 5755 + " ignored: updated version " + ps.versionCode 5756 + " better than this " + pkg.mVersionCode); 5757 } else { 5758 // The current app on the system partition is better than 5759 // what we have updated to on the data partition; switch 5760 // back to the system partition version. 5761 // At this point, its safely assumed that package installation for 5762 // apps in system partition will go through. If not there won't be a working 5763 // version of the app 5764 // writer 5765 synchronized (mPackages) { 5766 // Just remove the loaded entries from package lists. 5767 mPackages.remove(ps.name); 5768 } 5769 5770 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5771 + " reverting from " + ps.codePathString 5772 + ": new version " + pkg.mVersionCode 5773 + " better than installed " + ps.versionCode); 5774 5775 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5776 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5777 synchronized (mInstallLock) { 5778 args.cleanUpResourcesLI(); 5779 } 5780 synchronized (mPackages) { 5781 mSettings.enableSystemPackageLPw(ps.name); 5782 } 5783 updatedPkgBetter = true; 5784 } 5785 } 5786 } 5787 5788 if (updatedPkg != null) { 5789 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5790 // initially 5791 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5792 5793 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5794 // flag set initially 5795 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5796 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5797 } 5798 } 5799 5800 // Verify certificates against what was last scanned 5801 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5802 5803 /* 5804 * A new system app appeared, but we already had a non-system one of the 5805 * same name installed earlier. 5806 */ 5807 boolean shouldHideSystemApp = false; 5808 if (updatedPkg == null && ps != null 5809 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5810 /* 5811 * Check to make sure the signatures match first. If they don't, 5812 * wipe the installed application and its data. 5813 */ 5814 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5815 != PackageManager.SIGNATURE_MATCH) { 5816 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5817 + " signatures don't match existing userdata copy; removing"); 5818 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5819 ps = null; 5820 } else { 5821 /* 5822 * If the newly-added system app is an older version than the 5823 * already installed version, hide it. It will be scanned later 5824 * and re-added like an update. 5825 */ 5826 if (pkg.mVersionCode <= ps.versionCode) { 5827 shouldHideSystemApp = true; 5828 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5829 + " but new version " + pkg.mVersionCode + " better than installed " 5830 + ps.versionCode + "; hiding system"); 5831 } else { 5832 /* 5833 * The newly found system app is a newer version that the 5834 * one previously installed. Simply remove the 5835 * already-installed application and replace it with our own 5836 * while keeping the application data. 5837 */ 5838 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5839 + " reverting from " + ps.codePathString + ": new version " 5840 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5841 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5842 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5843 synchronized (mInstallLock) { 5844 args.cleanUpResourcesLI(); 5845 } 5846 } 5847 } 5848 } 5849 5850 // The apk is forward locked (not public) if its code and resources 5851 // are kept in different files. (except for app in either system or 5852 // vendor path). 5853 // TODO grab this value from PackageSettings 5854 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5855 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5856 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5857 } 5858 } 5859 5860 // TODO: extend to support forward-locked splits 5861 String resourcePath = null; 5862 String baseResourcePath = null; 5863 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5864 if (ps != null && ps.resourcePathString != null) { 5865 resourcePath = ps.resourcePathString; 5866 baseResourcePath = ps.resourcePathString; 5867 } else { 5868 // Should not happen at all. Just log an error. 5869 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5870 } 5871 } else { 5872 resourcePath = pkg.codePath; 5873 baseResourcePath = pkg.baseCodePath; 5874 } 5875 5876 // Set application objects path explicitly. 5877 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5878 pkg.applicationInfo.setCodePath(pkg.codePath); 5879 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5880 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5881 pkg.applicationInfo.setResourcePath(resourcePath); 5882 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5883 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5884 5885 // Note that we invoke the following method only if we are about to unpack an application 5886 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5887 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5888 5889 /* 5890 * If the system app should be overridden by a previously installed 5891 * data, hide the system app now and let the /data/app scan pick it up 5892 * again. 5893 */ 5894 if (shouldHideSystemApp) { 5895 synchronized (mPackages) { 5896 /* 5897 * We have to grant systems permissions before we hide, because 5898 * grantPermissions will assume the package update is trying to 5899 * expand its permissions. 5900 */ 5901 grantPermissionsLPw(pkg, true, pkg.packageName); 5902 mSettings.disableSystemPackageLPw(pkg.packageName); 5903 } 5904 } 5905 5906 return scannedPkg; 5907 } 5908 5909 private static String fixProcessName(String defProcessName, 5910 String processName, int uid) { 5911 if (processName == null) { 5912 return defProcessName; 5913 } 5914 return processName; 5915 } 5916 5917 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5918 throws PackageManagerException { 5919 if (pkgSetting.signatures.mSignatures != null) { 5920 // Already existing package. Make sure signatures match 5921 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5922 == PackageManager.SIGNATURE_MATCH; 5923 if (!match) { 5924 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5925 == PackageManager.SIGNATURE_MATCH; 5926 } 5927 if (!match) { 5928 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5929 == PackageManager.SIGNATURE_MATCH; 5930 } 5931 if (!match) { 5932 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5933 + pkg.packageName + " signatures do not match the " 5934 + "previously installed version; ignoring!"); 5935 } 5936 } 5937 5938 // Check for shared user signatures 5939 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5940 // Already existing package. Make sure signatures match 5941 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5942 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5943 if (!match) { 5944 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5945 == PackageManager.SIGNATURE_MATCH; 5946 } 5947 if (!match) { 5948 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5949 == PackageManager.SIGNATURE_MATCH; 5950 } 5951 if (!match) { 5952 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5953 "Package " + pkg.packageName 5954 + " has no signatures that match those in shared user " 5955 + pkgSetting.sharedUser.name + "; ignoring!"); 5956 } 5957 } 5958 } 5959 5960 /** 5961 * Enforces that only the system UID or root's UID can call a method exposed 5962 * via Binder. 5963 * 5964 * @param message used as message if SecurityException is thrown 5965 * @throws SecurityException if the caller is not system or root 5966 */ 5967 private static final void enforceSystemOrRoot(String message) { 5968 final int uid = Binder.getCallingUid(); 5969 if (uid != Process.SYSTEM_UID && uid != 0) { 5970 throw new SecurityException(message); 5971 } 5972 } 5973 5974 @Override 5975 public void performBootDexOpt() { 5976 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5977 5978 // Before everything else, see whether we need to fstrim. 5979 try { 5980 IMountService ms = PackageHelper.getMountService(); 5981 if (ms != null) { 5982 final boolean isUpgrade = isUpgrade(); 5983 boolean doTrim = isUpgrade; 5984 if (doTrim) { 5985 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5986 } else { 5987 final long interval = android.provider.Settings.Global.getLong( 5988 mContext.getContentResolver(), 5989 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5990 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5991 if (interval > 0) { 5992 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5993 if (timeSinceLast > interval) { 5994 doTrim = true; 5995 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5996 + "; running immediately"); 5997 } 5998 } 5999 } 6000 if (doTrim) { 6001 if (!isFirstBoot()) { 6002 try { 6003 ActivityManagerNative.getDefault().showBootMessage( 6004 mContext.getResources().getString( 6005 R.string.android_upgrading_fstrim), true); 6006 } catch (RemoteException e) { 6007 } 6008 } 6009 ms.runMaintenance(); 6010 } 6011 } else { 6012 Slog.e(TAG, "Mount service unavailable!"); 6013 } 6014 } catch (RemoteException e) { 6015 // Can't happen; MountService is local 6016 } 6017 6018 final ArraySet<PackageParser.Package> pkgs; 6019 synchronized (mPackages) { 6020 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6021 } 6022 6023 if (pkgs != null) { 6024 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6025 // in case the device runs out of space. 6026 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6027 // Give priority to core apps. 6028 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6029 PackageParser.Package pkg = it.next(); 6030 if (pkg.coreApp) { 6031 if (DEBUG_DEXOPT) { 6032 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6033 } 6034 sortedPkgs.add(pkg); 6035 it.remove(); 6036 } 6037 } 6038 // Give priority to system apps that listen for pre boot complete. 6039 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6040 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6041 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6042 PackageParser.Package pkg = it.next(); 6043 if (pkgNames.contains(pkg.packageName)) { 6044 if (DEBUG_DEXOPT) { 6045 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6046 } 6047 sortedPkgs.add(pkg); 6048 it.remove(); 6049 } 6050 } 6051 // Give priority to system apps. 6052 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6053 PackageParser.Package pkg = it.next(); 6054 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6055 if (DEBUG_DEXOPT) { 6056 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6057 } 6058 sortedPkgs.add(pkg); 6059 it.remove(); 6060 } 6061 } 6062 // Give priority to updated system apps. 6063 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6064 PackageParser.Package pkg = it.next(); 6065 if (pkg.isUpdatedSystemApp()) { 6066 if (DEBUG_DEXOPT) { 6067 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6068 } 6069 sortedPkgs.add(pkg); 6070 it.remove(); 6071 } 6072 } 6073 // Give priority to apps that listen for boot complete. 6074 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6075 pkgNames = getPackageNamesForIntent(intent); 6076 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6077 PackageParser.Package pkg = it.next(); 6078 if (pkgNames.contains(pkg.packageName)) { 6079 if (DEBUG_DEXOPT) { 6080 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6081 } 6082 sortedPkgs.add(pkg); 6083 it.remove(); 6084 } 6085 } 6086 // Filter out packages that aren't recently used. 6087 filterRecentlyUsedApps(pkgs); 6088 // Add all remaining apps. 6089 for (PackageParser.Package pkg : pkgs) { 6090 if (DEBUG_DEXOPT) { 6091 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6092 } 6093 sortedPkgs.add(pkg); 6094 } 6095 6096 // If we want to be lazy, filter everything that wasn't recently used. 6097 if (mLazyDexOpt) { 6098 filterRecentlyUsedApps(sortedPkgs); 6099 } 6100 6101 int i = 0; 6102 int total = sortedPkgs.size(); 6103 File dataDir = Environment.getDataDirectory(); 6104 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6105 if (lowThreshold == 0) { 6106 throw new IllegalStateException("Invalid low memory threshold"); 6107 } 6108 for (PackageParser.Package pkg : sortedPkgs) { 6109 long usableSpace = dataDir.getUsableSpace(); 6110 if (usableSpace < lowThreshold) { 6111 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6112 break; 6113 } 6114 performBootDexOpt(pkg, ++i, total); 6115 } 6116 } 6117 } 6118 6119 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6120 // Filter out packages that aren't recently used. 6121 // 6122 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6123 // should do a full dexopt. 6124 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6125 int total = pkgs.size(); 6126 int skipped = 0; 6127 long now = System.currentTimeMillis(); 6128 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6129 PackageParser.Package pkg = i.next(); 6130 long then = pkg.mLastPackageUsageTimeInMills; 6131 if (then + mDexOptLRUThresholdInMills < now) { 6132 if (DEBUG_DEXOPT) { 6133 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6134 ((then == 0) ? "never" : new Date(then))); 6135 } 6136 i.remove(); 6137 skipped++; 6138 } 6139 } 6140 if (DEBUG_DEXOPT) { 6141 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6142 } 6143 } 6144 } 6145 6146 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6147 List<ResolveInfo> ris = null; 6148 try { 6149 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6150 intent, null, 0, UserHandle.USER_OWNER); 6151 } catch (RemoteException e) { 6152 } 6153 ArraySet<String> pkgNames = new ArraySet<String>(); 6154 if (ris != null) { 6155 for (ResolveInfo ri : ris) { 6156 pkgNames.add(ri.activityInfo.packageName); 6157 } 6158 } 6159 return pkgNames; 6160 } 6161 6162 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6163 if (DEBUG_DEXOPT) { 6164 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6165 } 6166 if (!isFirstBoot()) { 6167 try { 6168 ActivityManagerNative.getDefault().showBootMessage( 6169 mContext.getResources().getString(R.string.android_upgrading_apk, 6170 curr, total), true); 6171 } catch (RemoteException e) { 6172 } 6173 } 6174 PackageParser.Package p = pkg; 6175 synchronized (mInstallLock) { 6176 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6177 false /* force dex */, false /* defer */, true /* include dependencies */); 6178 } 6179 } 6180 6181 @Override 6182 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6183 return performDexOpt(packageName, instructionSet, false); 6184 } 6185 6186 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6187 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6188 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6189 if (!dexopt && !updateUsage) { 6190 // We aren't going to dexopt or update usage, so bail early. 6191 return false; 6192 } 6193 PackageParser.Package p; 6194 final String targetInstructionSet; 6195 synchronized (mPackages) { 6196 p = mPackages.get(packageName); 6197 if (p == null) { 6198 return false; 6199 } 6200 if (updateUsage) { 6201 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6202 } 6203 mPackageUsage.write(false); 6204 if (!dexopt) { 6205 // We aren't going to dexopt, so bail early. 6206 return false; 6207 } 6208 6209 targetInstructionSet = instructionSet != null ? instructionSet : 6210 getPrimaryInstructionSet(p.applicationInfo); 6211 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6212 return false; 6213 } 6214 } 6215 long callingId = Binder.clearCallingIdentity(); 6216 try { 6217 synchronized (mInstallLock) { 6218 final String[] instructionSets = new String[] { targetInstructionSet }; 6219 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6220 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6221 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6222 } 6223 } finally { 6224 Binder.restoreCallingIdentity(callingId); 6225 } 6226 } 6227 6228 public ArraySet<String> getPackagesThatNeedDexOpt() { 6229 ArraySet<String> pkgs = null; 6230 synchronized (mPackages) { 6231 for (PackageParser.Package p : mPackages.values()) { 6232 if (DEBUG_DEXOPT) { 6233 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6234 } 6235 if (!p.mDexOptPerformed.isEmpty()) { 6236 continue; 6237 } 6238 if (pkgs == null) { 6239 pkgs = new ArraySet<String>(); 6240 } 6241 pkgs.add(p.packageName); 6242 } 6243 } 6244 return pkgs; 6245 } 6246 6247 public void shutdown() { 6248 mPackageUsage.write(true); 6249 } 6250 6251 @Override 6252 public void forceDexOpt(String packageName) { 6253 enforceSystemOrRoot("forceDexOpt"); 6254 6255 PackageParser.Package pkg; 6256 synchronized (mPackages) { 6257 pkg = mPackages.get(packageName); 6258 if (pkg == null) { 6259 throw new IllegalArgumentException("Missing package: " + packageName); 6260 } 6261 } 6262 6263 synchronized (mInstallLock) { 6264 final String[] instructionSets = new String[] { 6265 getPrimaryInstructionSet(pkg.applicationInfo) }; 6266 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6267 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6268 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6269 throw new IllegalStateException("Failed to dexopt: " + res); 6270 } 6271 } 6272 } 6273 6274 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6275 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6276 Slog.w(TAG, "Unable to update from " + oldPkg.name 6277 + " to " + newPkg.packageName 6278 + ": old package not in system partition"); 6279 return false; 6280 } else if (mPackages.get(oldPkg.name) != null) { 6281 Slog.w(TAG, "Unable to update from " + oldPkg.name 6282 + " to " + newPkg.packageName 6283 + ": old package still exists"); 6284 return false; 6285 } 6286 return true; 6287 } 6288 6289 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6290 int[] users = sUserManager.getUserIds(); 6291 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6292 if (res < 0) { 6293 return res; 6294 } 6295 for (int user : users) { 6296 if (user != 0) { 6297 res = mInstaller.createUserData(volumeUuid, packageName, 6298 UserHandle.getUid(user, uid), user, seinfo); 6299 if (res < 0) { 6300 return res; 6301 } 6302 } 6303 } 6304 return res; 6305 } 6306 6307 private int removeDataDirsLI(String volumeUuid, String packageName) { 6308 int[] users = sUserManager.getUserIds(); 6309 int res = 0; 6310 for (int user : users) { 6311 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6312 if (resInner < 0) { 6313 res = resInner; 6314 } 6315 } 6316 6317 return res; 6318 } 6319 6320 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6321 int[] users = sUserManager.getUserIds(); 6322 int res = 0; 6323 for (int user : users) { 6324 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6325 if (resInner < 0) { 6326 res = resInner; 6327 } 6328 } 6329 return res; 6330 } 6331 6332 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6333 PackageParser.Package changingLib) { 6334 if (file.path != null) { 6335 usesLibraryFiles.add(file.path); 6336 return; 6337 } 6338 PackageParser.Package p = mPackages.get(file.apk); 6339 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6340 // If we are doing this while in the middle of updating a library apk, 6341 // then we need to make sure to use that new apk for determining the 6342 // dependencies here. (We haven't yet finished committing the new apk 6343 // to the package manager state.) 6344 if (p == null || p.packageName.equals(changingLib.packageName)) { 6345 p = changingLib; 6346 } 6347 } 6348 if (p != null) { 6349 usesLibraryFiles.addAll(p.getAllCodePaths()); 6350 } 6351 } 6352 6353 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6354 PackageParser.Package changingLib) throws PackageManagerException { 6355 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6356 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6357 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6358 for (int i=0; i<N; i++) { 6359 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6360 if (file == null) { 6361 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6362 "Package " + pkg.packageName + " requires unavailable shared library " 6363 + pkg.usesLibraries.get(i) + "; failing!"); 6364 } 6365 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6366 } 6367 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6368 for (int i=0; i<N; i++) { 6369 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6370 if (file == null) { 6371 Slog.w(TAG, "Package " + pkg.packageName 6372 + " desires unavailable shared library " 6373 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6374 } else { 6375 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6376 } 6377 } 6378 N = usesLibraryFiles.size(); 6379 if (N > 0) { 6380 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6381 } else { 6382 pkg.usesLibraryFiles = null; 6383 } 6384 } 6385 } 6386 6387 private static boolean hasString(List<String> list, List<String> which) { 6388 if (list == null) { 6389 return false; 6390 } 6391 for (int i=list.size()-1; i>=0; i--) { 6392 for (int j=which.size()-1; j>=0; j--) { 6393 if (which.get(j).equals(list.get(i))) { 6394 return true; 6395 } 6396 } 6397 } 6398 return false; 6399 } 6400 6401 private void updateAllSharedLibrariesLPw() { 6402 for (PackageParser.Package pkg : mPackages.values()) { 6403 try { 6404 updateSharedLibrariesLPw(pkg, null); 6405 } catch (PackageManagerException e) { 6406 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6407 } 6408 } 6409 } 6410 6411 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6412 PackageParser.Package changingPkg) { 6413 ArrayList<PackageParser.Package> res = null; 6414 for (PackageParser.Package pkg : mPackages.values()) { 6415 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6416 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6417 if (res == null) { 6418 res = new ArrayList<PackageParser.Package>(); 6419 } 6420 res.add(pkg); 6421 try { 6422 updateSharedLibrariesLPw(pkg, changingPkg); 6423 } catch (PackageManagerException e) { 6424 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6425 } 6426 } 6427 } 6428 return res; 6429 } 6430 6431 /** 6432 * Derive the value of the {@code cpuAbiOverride} based on the provided 6433 * value and an optional stored value from the package settings. 6434 */ 6435 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6436 String cpuAbiOverride = null; 6437 6438 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6439 cpuAbiOverride = null; 6440 } else if (abiOverride != null) { 6441 cpuAbiOverride = abiOverride; 6442 } else if (settings != null) { 6443 cpuAbiOverride = settings.cpuAbiOverrideString; 6444 } 6445 6446 return cpuAbiOverride; 6447 } 6448 6449 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6450 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6451 boolean success = false; 6452 try { 6453 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6454 currentTime, user); 6455 success = true; 6456 return res; 6457 } finally { 6458 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6459 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6460 } 6461 } 6462 } 6463 6464 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6465 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6466 final File scanFile = new File(pkg.codePath); 6467 if (pkg.applicationInfo.getCodePath() == null || 6468 pkg.applicationInfo.getResourcePath() == null) { 6469 // Bail out. The resource and code paths haven't been set. 6470 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6471 "Code and resource paths haven't been set correctly"); 6472 } 6473 6474 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6475 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6476 } else { 6477 // Only allow system apps to be flagged as core apps. 6478 pkg.coreApp = false; 6479 } 6480 6481 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6482 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6483 } 6484 6485 if (mCustomResolverComponentName != null && 6486 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6487 setUpCustomResolverActivity(pkg); 6488 } 6489 6490 if (pkg.packageName.equals("android")) { 6491 synchronized (mPackages) { 6492 if (mAndroidApplication != null) { 6493 Slog.w(TAG, "*************************************************"); 6494 Slog.w(TAG, "Core android package being redefined. Skipping."); 6495 Slog.w(TAG, " file=" + scanFile); 6496 Slog.w(TAG, "*************************************************"); 6497 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6498 "Core android package being redefined. Skipping."); 6499 } 6500 6501 // Set up information for our fall-back user intent resolution activity. 6502 mPlatformPackage = pkg; 6503 pkg.mVersionCode = mSdkVersion; 6504 mAndroidApplication = pkg.applicationInfo; 6505 6506 if (!mResolverReplaced) { 6507 mResolveActivity.applicationInfo = mAndroidApplication; 6508 mResolveActivity.name = ResolverActivity.class.getName(); 6509 mResolveActivity.packageName = mAndroidApplication.packageName; 6510 mResolveActivity.processName = "system:ui"; 6511 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6512 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6513 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6514 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6515 mResolveActivity.exported = true; 6516 mResolveActivity.enabled = true; 6517 mResolveInfo.activityInfo = mResolveActivity; 6518 mResolveInfo.priority = 0; 6519 mResolveInfo.preferredOrder = 0; 6520 mResolveInfo.match = 0; 6521 mResolveComponentName = new ComponentName( 6522 mAndroidApplication.packageName, mResolveActivity.name); 6523 } 6524 } 6525 } 6526 6527 if (DEBUG_PACKAGE_SCANNING) { 6528 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6529 Log.d(TAG, "Scanning package " + pkg.packageName); 6530 } 6531 6532 if (mPackages.containsKey(pkg.packageName) 6533 || mSharedLibraries.containsKey(pkg.packageName)) { 6534 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6535 "Application package " + pkg.packageName 6536 + " already installed. Skipping duplicate."); 6537 } 6538 6539 // If we're only installing presumed-existing packages, require that the 6540 // scanned APK is both already known and at the path previously established 6541 // for it. Previously unknown packages we pick up normally, but if we have an 6542 // a priori expectation about this package's install presence, enforce it. 6543 // With a singular exception for new system packages. When an OTA contains 6544 // a new system package, we allow the codepath to change from a system location 6545 // to the user-installed location. If we don't allow this change, any newer, 6546 // user-installed version of the application will be ignored. 6547 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6548 if (mExpectingBetter.containsKey(pkg.packageName)) { 6549 logCriticalInfo(Log.WARN, 6550 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6551 } else { 6552 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6553 if (known != null) { 6554 if (DEBUG_PACKAGE_SCANNING) { 6555 Log.d(TAG, "Examining " + pkg.codePath 6556 + " and requiring known paths " + known.codePathString 6557 + " & " + known.resourcePathString); 6558 } 6559 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6560 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6561 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6562 "Application package " + pkg.packageName 6563 + " found at " + pkg.applicationInfo.getCodePath() 6564 + " but expected at " + known.codePathString + "; ignoring."); 6565 } 6566 } 6567 } 6568 } 6569 6570 // Initialize package source and resource directories 6571 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6572 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6573 6574 SharedUserSetting suid = null; 6575 PackageSetting pkgSetting = null; 6576 6577 if (!isSystemApp(pkg)) { 6578 // Only system apps can use these features. 6579 pkg.mOriginalPackages = null; 6580 pkg.mRealPackage = null; 6581 pkg.mAdoptPermissions = null; 6582 } 6583 6584 // writer 6585 synchronized (mPackages) { 6586 if (pkg.mSharedUserId != null) { 6587 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6588 if (suid == null) { 6589 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6590 "Creating application package " + pkg.packageName 6591 + " for shared user failed"); 6592 } 6593 if (DEBUG_PACKAGE_SCANNING) { 6594 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6595 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6596 + "): packages=" + suid.packages); 6597 } 6598 } 6599 6600 // Check if we are renaming from an original package name. 6601 PackageSetting origPackage = null; 6602 String realName = null; 6603 if (pkg.mOriginalPackages != null) { 6604 // This package may need to be renamed to a previously 6605 // installed name. Let's check on that... 6606 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6607 if (pkg.mOriginalPackages.contains(renamed)) { 6608 // This package had originally been installed as the 6609 // original name, and we have already taken care of 6610 // transitioning to the new one. Just update the new 6611 // one to continue using the old name. 6612 realName = pkg.mRealPackage; 6613 if (!pkg.packageName.equals(renamed)) { 6614 // Callers into this function may have already taken 6615 // care of renaming the package; only do it here if 6616 // it is not already done. 6617 pkg.setPackageName(renamed); 6618 } 6619 6620 } else { 6621 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6622 if ((origPackage = mSettings.peekPackageLPr( 6623 pkg.mOriginalPackages.get(i))) != null) { 6624 // We do have the package already installed under its 6625 // original name... should we use it? 6626 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6627 // New package is not compatible with original. 6628 origPackage = null; 6629 continue; 6630 } else if (origPackage.sharedUser != null) { 6631 // Make sure uid is compatible between packages. 6632 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6633 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6634 + " to " + pkg.packageName + ": old uid " 6635 + origPackage.sharedUser.name 6636 + " differs from " + pkg.mSharedUserId); 6637 origPackage = null; 6638 continue; 6639 } 6640 } else { 6641 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6642 + pkg.packageName + " to old name " + origPackage.name); 6643 } 6644 break; 6645 } 6646 } 6647 } 6648 } 6649 6650 if (mTransferedPackages.contains(pkg.packageName)) { 6651 Slog.w(TAG, "Package " + pkg.packageName 6652 + " was transferred to another, but its .apk remains"); 6653 } 6654 6655 // Just create the setting, don't add it yet. For already existing packages 6656 // the PkgSetting exists already and doesn't have to be created. 6657 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6658 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6659 pkg.applicationInfo.primaryCpuAbi, 6660 pkg.applicationInfo.secondaryCpuAbi, 6661 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6662 user, false); 6663 if (pkgSetting == null) { 6664 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6665 "Creating application package " + pkg.packageName + " failed"); 6666 } 6667 6668 if (pkgSetting.origPackage != null) { 6669 // If we are first transitioning from an original package, 6670 // fix up the new package's name now. We need to do this after 6671 // looking up the package under its new name, so getPackageLP 6672 // can take care of fiddling things correctly. 6673 pkg.setPackageName(origPackage.name); 6674 6675 // File a report about this. 6676 String msg = "New package " + pkgSetting.realName 6677 + " renamed to replace old package " + pkgSetting.name; 6678 reportSettingsProblem(Log.WARN, msg); 6679 6680 // Make a note of it. 6681 mTransferedPackages.add(origPackage.name); 6682 6683 // No longer need to retain this. 6684 pkgSetting.origPackage = null; 6685 } 6686 6687 if (realName != null) { 6688 // Make a note of it. 6689 mTransferedPackages.add(pkg.packageName); 6690 } 6691 6692 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6693 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6694 } 6695 6696 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6697 // Check all shared libraries and map to their actual file path. 6698 // We only do this here for apps not on a system dir, because those 6699 // are the only ones that can fail an install due to this. We 6700 // will take care of the system apps by updating all of their 6701 // library paths after the scan is done. 6702 updateSharedLibrariesLPw(pkg, null); 6703 } 6704 6705 if (mFoundPolicyFile) { 6706 SELinuxMMAC.assignSeinfoValue(pkg); 6707 } 6708 6709 pkg.applicationInfo.uid = pkgSetting.appId; 6710 pkg.mExtras = pkgSetting; 6711 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6712 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6713 // We just determined the app is signed correctly, so bring 6714 // over the latest parsed certs. 6715 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6716 } else { 6717 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6718 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6719 "Package " + pkg.packageName + " upgrade keys do not match the " 6720 + "previously installed version"); 6721 } else { 6722 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6723 String msg = "System package " + pkg.packageName 6724 + " signature changed; retaining data."; 6725 reportSettingsProblem(Log.WARN, msg); 6726 } 6727 } 6728 } else { 6729 try { 6730 verifySignaturesLP(pkgSetting, pkg); 6731 // We just determined the app is signed correctly, so bring 6732 // over the latest parsed certs. 6733 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6734 } catch (PackageManagerException e) { 6735 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6736 throw e; 6737 } 6738 // The signature has changed, but this package is in the system 6739 // image... let's recover! 6740 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6741 // However... if this package is part of a shared user, but it 6742 // doesn't match the signature of the shared user, let's fail. 6743 // What this means is that you can't change the signatures 6744 // associated with an overall shared user, which doesn't seem all 6745 // that unreasonable. 6746 if (pkgSetting.sharedUser != null) { 6747 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6748 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6749 throw new PackageManagerException( 6750 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6751 "Signature mismatch for shared user : " 6752 + pkgSetting.sharedUser); 6753 } 6754 } 6755 // File a report about this. 6756 String msg = "System package " + pkg.packageName 6757 + " signature changed; retaining data."; 6758 reportSettingsProblem(Log.WARN, msg); 6759 } 6760 } 6761 // Verify that this new package doesn't have any content providers 6762 // that conflict with existing packages. Only do this if the 6763 // package isn't already installed, since we don't want to break 6764 // things that are installed. 6765 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6766 final int N = pkg.providers.size(); 6767 int i; 6768 for (i=0; i<N; i++) { 6769 PackageParser.Provider p = pkg.providers.get(i); 6770 if (p.info.authority != null) { 6771 String names[] = p.info.authority.split(";"); 6772 for (int j = 0; j < names.length; j++) { 6773 if (mProvidersByAuthority.containsKey(names[j])) { 6774 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6775 final String otherPackageName = 6776 ((other != null && other.getComponentName() != null) ? 6777 other.getComponentName().getPackageName() : "?"); 6778 throw new PackageManagerException( 6779 INSTALL_FAILED_CONFLICTING_PROVIDER, 6780 "Can't install because provider name " + names[j] 6781 + " (in package " + pkg.applicationInfo.packageName 6782 + ") is already used by " + otherPackageName); 6783 } 6784 } 6785 } 6786 } 6787 } 6788 6789 if (pkg.mAdoptPermissions != null) { 6790 // This package wants to adopt ownership of permissions from 6791 // another package. 6792 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6793 final String origName = pkg.mAdoptPermissions.get(i); 6794 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6795 if (orig != null) { 6796 if (verifyPackageUpdateLPr(orig, pkg)) { 6797 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6798 + pkg.packageName); 6799 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6800 } 6801 } 6802 } 6803 } 6804 } 6805 6806 final String pkgName = pkg.packageName; 6807 6808 final long scanFileTime = scanFile.lastModified(); 6809 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6810 pkg.applicationInfo.processName = fixProcessName( 6811 pkg.applicationInfo.packageName, 6812 pkg.applicationInfo.processName, 6813 pkg.applicationInfo.uid); 6814 6815 File dataPath; 6816 if (mPlatformPackage == pkg) { 6817 // The system package is special. 6818 dataPath = new File(Environment.getDataDirectory(), "system"); 6819 6820 pkg.applicationInfo.dataDir = dataPath.getPath(); 6821 6822 } else { 6823 // This is a normal package, need to make its data directory. 6824 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6825 UserHandle.USER_OWNER, pkg.packageName); 6826 6827 boolean uidError = false; 6828 if (dataPath.exists()) { 6829 int currentUid = 0; 6830 try { 6831 StructStat stat = Os.stat(dataPath.getPath()); 6832 currentUid = stat.st_uid; 6833 } catch (ErrnoException e) { 6834 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6835 } 6836 6837 // If we have mismatched owners for the data path, we have a problem. 6838 if (currentUid != pkg.applicationInfo.uid) { 6839 boolean recovered = false; 6840 if (currentUid == 0) { 6841 // The directory somehow became owned by root. Wow. 6842 // This is probably because the system was stopped while 6843 // installd was in the middle of messing with its libs 6844 // directory. Ask installd to fix that. 6845 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6846 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6847 if (ret >= 0) { 6848 recovered = true; 6849 String msg = "Package " + pkg.packageName 6850 + " unexpectedly changed to uid 0; recovered to " + 6851 + pkg.applicationInfo.uid; 6852 reportSettingsProblem(Log.WARN, msg); 6853 } 6854 } 6855 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6856 || (scanFlags&SCAN_BOOTING) != 0)) { 6857 // If this is a system app, we can at least delete its 6858 // current data so the application will still work. 6859 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6860 if (ret >= 0) { 6861 // TODO: Kill the processes first 6862 // Old data gone! 6863 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6864 ? "System package " : "Third party package "; 6865 String msg = prefix + pkg.packageName 6866 + " has changed from uid: " 6867 + currentUid + " to " 6868 + pkg.applicationInfo.uid + "; old data erased"; 6869 reportSettingsProblem(Log.WARN, msg); 6870 recovered = true; 6871 6872 // And now re-install the app. 6873 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6874 pkg.applicationInfo.seinfo); 6875 if (ret == -1) { 6876 // Ack should not happen! 6877 msg = prefix + pkg.packageName 6878 + " could not have data directory re-created after delete."; 6879 reportSettingsProblem(Log.WARN, msg); 6880 throw new PackageManagerException( 6881 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6882 } 6883 } 6884 if (!recovered) { 6885 mHasSystemUidErrors = true; 6886 } 6887 } else if (!recovered) { 6888 // If we allow this install to proceed, we will be broken. 6889 // Abort, abort! 6890 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6891 "scanPackageLI"); 6892 } 6893 if (!recovered) { 6894 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6895 + pkg.applicationInfo.uid + "/fs_" 6896 + currentUid; 6897 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6898 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6899 String msg = "Package " + pkg.packageName 6900 + " has mismatched uid: " 6901 + currentUid + " on disk, " 6902 + pkg.applicationInfo.uid + " in settings"; 6903 // writer 6904 synchronized (mPackages) { 6905 mSettings.mReadMessages.append(msg); 6906 mSettings.mReadMessages.append('\n'); 6907 uidError = true; 6908 if (!pkgSetting.uidError) { 6909 reportSettingsProblem(Log.ERROR, msg); 6910 } 6911 } 6912 } 6913 } 6914 pkg.applicationInfo.dataDir = dataPath.getPath(); 6915 if (mShouldRestoreconData) { 6916 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6917 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6918 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6919 } 6920 } else { 6921 if (DEBUG_PACKAGE_SCANNING) { 6922 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6923 Log.v(TAG, "Want this data dir: " + dataPath); 6924 } 6925 //invoke installer to do the actual installation 6926 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6927 pkg.applicationInfo.seinfo); 6928 if (ret < 0) { 6929 // Error from installer 6930 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6931 "Unable to create data dirs [errorCode=" + ret + "]"); 6932 } 6933 6934 if (dataPath.exists()) { 6935 pkg.applicationInfo.dataDir = dataPath.getPath(); 6936 } else { 6937 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6938 pkg.applicationInfo.dataDir = null; 6939 } 6940 } 6941 6942 pkgSetting.uidError = uidError; 6943 } 6944 6945 final String path = scanFile.getPath(); 6946 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6947 6948 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6949 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6950 6951 // Some system apps still use directory structure for native libraries 6952 // in which case we might end up not detecting abi solely based on apk 6953 // structure. Try to detect abi based on directory structure. 6954 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6955 pkg.applicationInfo.primaryCpuAbi == null) { 6956 setBundledAppAbisAndRoots(pkg, pkgSetting); 6957 setNativeLibraryPaths(pkg); 6958 } 6959 6960 } else { 6961 if ((scanFlags & SCAN_MOVE) != 0) { 6962 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6963 // but we already have this packages package info in the PackageSetting. We just 6964 // use that and derive the native library path based on the new codepath. 6965 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6966 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6967 } 6968 6969 // Set native library paths again. For moves, the path will be updated based on the 6970 // ABIs we've determined above. For non-moves, the path will be updated based on the 6971 // ABIs we determined during compilation, but the path will depend on the final 6972 // package path (after the rename away from the stage path). 6973 setNativeLibraryPaths(pkg); 6974 } 6975 6976 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6977 final int[] userIds = sUserManager.getUserIds(); 6978 synchronized (mInstallLock) { 6979 // Make sure all user data directories are ready to roll; we're okay 6980 // if they already exist 6981 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6982 for (int userId : userIds) { 6983 if (userId != 0) { 6984 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6985 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6986 pkg.applicationInfo.seinfo); 6987 } 6988 } 6989 } 6990 6991 // Create a native library symlink only if we have native libraries 6992 // and if the native libraries are 32 bit libraries. We do not provide 6993 // this symlink for 64 bit libraries. 6994 if (pkg.applicationInfo.primaryCpuAbi != null && 6995 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6996 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6997 for (int userId : userIds) { 6998 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6999 nativeLibPath, userId) < 0) { 7000 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7001 "Failed linking native library dir (user=" + userId + ")"); 7002 } 7003 } 7004 } 7005 } 7006 7007 // This is a special case for the "system" package, where the ABI is 7008 // dictated by the zygote configuration (and init.rc). We should keep track 7009 // of this ABI so that we can deal with "normal" applications that run under 7010 // the same UID correctly. 7011 if (mPlatformPackage == pkg) { 7012 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7013 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7014 } 7015 7016 // If there's a mismatch between the abi-override in the package setting 7017 // and the abiOverride specified for the install. Warn about this because we 7018 // would've already compiled the app without taking the package setting into 7019 // account. 7020 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7021 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7022 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7023 " for package: " + pkg.packageName); 7024 } 7025 } 7026 7027 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7028 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7029 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7030 7031 // Copy the derived override back to the parsed package, so that we can 7032 // update the package settings accordingly. 7033 pkg.cpuAbiOverride = cpuAbiOverride; 7034 7035 if (DEBUG_ABI_SELECTION) { 7036 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7037 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7038 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7039 } 7040 7041 // Push the derived path down into PackageSettings so we know what to 7042 // clean up at uninstall time. 7043 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7044 7045 if (DEBUG_ABI_SELECTION) { 7046 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7047 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7048 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7049 } 7050 7051 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7052 // We don't do this here during boot because we can do it all 7053 // at once after scanning all existing packages. 7054 // 7055 // We also do this *before* we perform dexopt on this package, so that 7056 // we can avoid redundant dexopts, and also to make sure we've got the 7057 // code and package path correct. 7058 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7059 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7060 } 7061 7062 if ((scanFlags & SCAN_NO_DEX) == 0) { 7063 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7064 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7065 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7066 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7067 } 7068 } 7069 if (mFactoryTest && pkg.requestedPermissions.contains( 7070 android.Manifest.permission.FACTORY_TEST)) { 7071 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7072 } 7073 7074 ArrayList<PackageParser.Package> clientLibPkgs = null; 7075 7076 // writer 7077 synchronized (mPackages) { 7078 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7079 // Only system apps can add new shared libraries. 7080 if (pkg.libraryNames != null) { 7081 for (int i=0; i<pkg.libraryNames.size(); i++) { 7082 String name = pkg.libraryNames.get(i); 7083 boolean allowed = false; 7084 if (pkg.isUpdatedSystemApp()) { 7085 // New library entries can only be added through the 7086 // system image. This is important to get rid of a lot 7087 // of nasty edge cases: for example if we allowed a non- 7088 // system update of the app to add a library, then uninstalling 7089 // the update would make the library go away, and assumptions 7090 // we made such as through app install filtering would now 7091 // have allowed apps on the device which aren't compatible 7092 // with it. Better to just have the restriction here, be 7093 // conservative, and create many fewer cases that can negatively 7094 // impact the user experience. 7095 final PackageSetting sysPs = mSettings 7096 .getDisabledSystemPkgLPr(pkg.packageName); 7097 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7098 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7099 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7100 allowed = true; 7101 allowed = true; 7102 break; 7103 } 7104 } 7105 } 7106 } else { 7107 allowed = true; 7108 } 7109 if (allowed) { 7110 if (!mSharedLibraries.containsKey(name)) { 7111 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7112 } else if (!name.equals(pkg.packageName)) { 7113 Slog.w(TAG, "Package " + pkg.packageName + " library " 7114 + name + " already exists; skipping"); 7115 } 7116 } else { 7117 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7118 + name + " that is not declared on system image; skipping"); 7119 } 7120 } 7121 if ((scanFlags&SCAN_BOOTING) == 0) { 7122 // If we are not booting, we need to update any applications 7123 // that are clients of our shared library. If we are booting, 7124 // this will all be done once the scan is complete. 7125 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7126 } 7127 } 7128 } 7129 } 7130 7131 // We also need to dexopt any apps that are dependent on this library. Note that 7132 // if these fail, we should abort the install since installing the library will 7133 // result in some apps being broken. 7134 if (clientLibPkgs != null) { 7135 if ((scanFlags & SCAN_NO_DEX) == 0) { 7136 for (int i = 0; i < clientLibPkgs.size(); i++) { 7137 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7138 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7139 null /* instruction sets */, forceDex, 7140 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7141 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7142 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7143 "scanPackageLI failed to dexopt clientLibPkgs"); 7144 } 7145 } 7146 } 7147 } 7148 7149 // Request the ActivityManager to kill the process(only for existing packages) 7150 // so that we do not end up in a confused state while the user is still using the older 7151 // version of the application while the new one gets installed. 7152 if ((scanFlags & SCAN_REPLACING) != 0) { 7153 killApplication(pkg.applicationInfo.packageName, 7154 pkg.applicationInfo.uid, "replace pkg"); 7155 } 7156 7157 // Also need to kill any apps that are dependent on the library. 7158 if (clientLibPkgs != null) { 7159 for (int i=0; i<clientLibPkgs.size(); i++) { 7160 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7161 killApplication(clientPkg.applicationInfo.packageName, 7162 clientPkg.applicationInfo.uid, "update lib"); 7163 } 7164 } 7165 7166 // Make sure we're not adding any bogus keyset info 7167 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7168 ksms.assertScannedPackageValid(pkg); 7169 7170 // writer 7171 synchronized (mPackages) { 7172 // We don't expect installation to fail beyond this point 7173 7174 // Add the new setting to mSettings 7175 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7176 // Add the new setting to mPackages 7177 mPackages.put(pkg.applicationInfo.packageName, pkg); 7178 // Make sure we don't accidentally delete its data. 7179 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7180 while (iter.hasNext()) { 7181 PackageCleanItem item = iter.next(); 7182 if (pkgName.equals(item.packageName)) { 7183 iter.remove(); 7184 } 7185 } 7186 7187 // Take care of first install / last update times. 7188 if (currentTime != 0) { 7189 if (pkgSetting.firstInstallTime == 0) { 7190 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7191 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7192 pkgSetting.lastUpdateTime = currentTime; 7193 } 7194 } else if (pkgSetting.firstInstallTime == 0) { 7195 // We need *something*. Take time time stamp of the file. 7196 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7197 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7198 if (scanFileTime != pkgSetting.timeStamp) { 7199 // A package on the system image has changed; consider this 7200 // to be an update. 7201 pkgSetting.lastUpdateTime = scanFileTime; 7202 } 7203 } 7204 7205 // Add the package's KeySets to the global KeySetManagerService 7206 ksms.addScannedPackageLPw(pkg); 7207 7208 int N = pkg.providers.size(); 7209 StringBuilder r = null; 7210 int i; 7211 for (i=0; i<N; i++) { 7212 PackageParser.Provider p = pkg.providers.get(i); 7213 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7214 p.info.processName, pkg.applicationInfo.uid); 7215 mProviders.addProvider(p); 7216 p.syncable = p.info.isSyncable; 7217 if (p.info.authority != null) { 7218 String names[] = p.info.authority.split(";"); 7219 p.info.authority = null; 7220 for (int j = 0; j < names.length; j++) { 7221 if (j == 1 && p.syncable) { 7222 // We only want the first authority for a provider to possibly be 7223 // syncable, so if we already added this provider using a different 7224 // authority clear the syncable flag. We copy the provider before 7225 // changing it because the mProviders object contains a reference 7226 // to a provider that we don't want to change. 7227 // Only do this for the second authority since the resulting provider 7228 // object can be the same for all future authorities for this provider. 7229 p = new PackageParser.Provider(p); 7230 p.syncable = false; 7231 } 7232 if (!mProvidersByAuthority.containsKey(names[j])) { 7233 mProvidersByAuthority.put(names[j], p); 7234 if (p.info.authority == null) { 7235 p.info.authority = names[j]; 7236 } else { 7237 p.info.authority = p.info.authority + ";" + names[j]; 7238 } 7239 if (DEBUG_PACKAGE_SCANNING) { 7240 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7241 Log.d(TAG, "Registered content provider: " + names[j] 7242 + ", className = " + p.info.name + ", isSyncable = " 7243 + p.info.isSyncable); 7244 } 7245 } else { 7246 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7247 Slog.w(TAG, "Skipping provider name " + names[j] + 7248 " (in package " + pkg.applicationInfo.packageName + 7249 "): name already used by " 7250 + ((other != null && other.getComponentName() != null) 7251 ? other.getComponentName().getPackageName() : "?")); 7252 } 7253 } 7254 } 7255 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7256 if (r == null) { 7257 r = new StringBuilder(256); 7258 } else { 7259 r.append(' '); 7260 } 7261 r.append(p.info.name); 7262 } 7263 } 7264 if (r != null) { 7265 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7266 } 7267 7268 N = pkg.services.size(); 7269 r = null; 7270 for (i=0; i<N; i++) { 7271 PackageParser.Service s = pkg.services.get(i); 7272 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7273 s.info.processName, pkg.applicationInfo.uid); 7274 mServices.addService(s); 7275 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7276 if (r == null) { 7277 r = new StringBuilder(256); 7278 } else { 7279 r.append(' '); 7280 } 7281 r.append(s.info.name); 7282 } 7283 } 7284 if (r != null) { 7285 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7286 } 7287 7288 N = pkg.receivers.size(); 7289 r = null; 7290 for (i=0; i<N; i++) { 7291 PackageParser.Activity a = pkg.receivers.get(i); 7292 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7293 a.info.processName, pkg.applicationInfo.uid); 7294 mReceivers.addActivity(a, "receiver"); 7295 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7296 if (r == null) { 7297 r = new StringBuilder(256); 7298 } else { 7299 r.append(' '); 7300 } 7301 r.append(a.info.name); 7302 } 7303 } 7304 if (r != null) { 7305 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7306 } 7307 7308 N = pkg.activities.size(); 7309 r = null; 7310 for (i=0; i<N; i++) { 7311 PackageParser.Activity a = pkg.activities.get(i); 7312 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7313 a.info.processName, pkg.applicationInfo.uid); 7314 mActivities.addActivity(a, "activity"); 7315 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7316 if (r == null) { 7317 r = new StringBuilder(256); 7318 } else { 7319 r.append(' '); 7320 } 7321 r.append(a.info.name); 7322 } 7323 } 7324 if (r != null) { 7325 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7326 } 7327 7328 N = pkg.permissionGroups.size(); 7329 r = null; 7330 for (i=0; i<N; i++) { 7331 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7332 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7333 if (cur == null) { 7334 mPermissionGroups.put(pg.info.name, pg); 7335 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7336 if (r == null) { 7337 r = new StringBuilder(256); 7338 } else { 7339 r.append(' '); 7340 } 7341 r.append(pg.info.name); 7342 } 7343 } else { 7344 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7345 + pg.info.packageName + " ignored: original from " 7346 + cur.info.packageName); 7347 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7348 if (r == null) { 7349 r = new StringBuilder(256); 7350 } else { 7351 r.append(' '); 7352 } 7353 r.append("DUP:"); 7354 r.append(pg.info.name); 7355 } 7356 } 7357 } 7358 if (r != null) { 7359 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7360 } 7361 7362 N = pkg.permissions.size(); 7363 r = null; 7364 for (i=0; i<N; i++) { 7365 PackageParser.Permission p = pkg.permissions.get(i); 7366 7367 // Assume by default that we did not install this permission into the system. 7368 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7369 7370 // Now that permission groups have a special meaning, we ignore permission 7371 // groups for legacy apps to prevent unexpected behavior. In particular, 7372 // permissions for one app being granted to someone just becuase they happen 7373 // to be in a group defined by another app (before this had no implications). 7374 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7375 p.group = mPermissionGroups.get(p.info.group); 7376 // Warn for a permission in an unknown group. 7377 if (p.info.group != null && p.group == null) { 7378 Slog.w(TAG, "Permission " + p.info.name + " from package " 7379 + p.info.packageName + " in an unknown group " + p.info.group); 7380 } 7381 } 7382 7383 ArrayMap<String, BasePermission> permissionMap = 7384 p.tree ? mSettings.mPermissionTrees 7385 : mSettings.mPermissions; 7386 BasePermission bp = permissionMap.get(p.info.name); 7387 7388 // Allow system apps to redefine non-system permissions 7389 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7390 final boolean currentOwnerIsSystem = (bp.perm != null 7391 && isSystemApp(bp.perm.owner)); 7392 if (isSystemApp(p.owner)) { 7393 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7394 // It's a built-in permission and no owner, take ownership now 7395 bp.packageSetting = pkgSetting; 7396 bp.perm = p; 7397 bp.uid = pkg.applicationInfo.uid; 7398 bp.sourcePackage = p.info.packageName; 7399 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7400 } else if (!currentOwnerIsSystem) { 7401 String msg = "New decl " + p.owner + " of permission " 7402 + p.info.name + " is system; overriding " + bp.sourcePackage; 7403 reportSettingsProblem(Log.WARN, msg); 7404 bp = null; 7405 } 7406 } 7407 } 7408 7409 if (bp == null) { 7410 bp = new BasePermission(p.info.name, p.info.packageName, 7411 BasePermission.TYPE_NORMAL); 7412 permissionMap.put(p.info.name, bp); 7413 } 7414 7415 if (bp.perm == null) { 7416 if (bp.sourcePackage == null 7417 || bp.sourcePackage.equals(p.info.packageName)) { 7418 BasePermission tree = findPermissionTreeLP(p.info.name); 7419 if (tree == null 7420 || tree.sourcePackage.equals(p.info.packageName)) { 7421 bp.packageSetting = pkgSetting; 7422 bp.perm = p; 7423 bp.uid = pkg.applicationInfo.uid; 7424 bp.sourcePackage = p.info.packageName; 7425 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7426 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7427 if (r == null) { 7428 r = new StringBuilder(256); 7429 } else { 7430 r.append(' '); 7431 } 7432 r.append(p.info.name); 7433 } 7434 } else { 7435 Slog.w(TAG, "Permission " + p.info.name + " from package " 7436 + p.info.packageName + " ignored: base tree " 7437 + tree.name + " is from package " 7438 + tree.sourcePackage); 7439 } 7440 } else { 7441 Slog.w(TAG, "Permission " + p.info.name + " from package " 7442 + p.info.packageName + " ignored: original from " 7443 + bp.sourcePackage); 7444 } 7445 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7446 if (r == null) { 7447 r = new StringBuilder(256); 7448 } else { 7449 r.append(' '); 7450 } 7451 r.append("DUP:"); 7452 r.append(p.info.name); 7453 } 7454 if (bp.perm == p) { 7455 bp.protectionLevel = p.info.protectionLevel; 7456 } 7457 } 7458 7459 if (r != null) { 7460 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7461 } 7462 7463 N = pkg.instrumentation.size(); 7464 r = null; 7465 for (i=0; i<N; i++) { 7466 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7467 a.info.packageName = pkg.applicationInfo.packageName; 7468 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7469 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7470 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7471 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7472 a.info.dataDir = pkg.applicationInfo.dataDir; 7473 7474 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7475 // need other information about the application, like the ABI and what not ? 7476 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7477 mInstrumentation.put(a.getComponentName(), a); 7478 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7479 if (r == null) { 7480 r = new StringBuilder(256); 7481 } else { 7482 r.append(' '); 7483 } 7484 r.append(a.info.name); 7485 } 7486 } 7487 if (r != null) { 7488 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7489 } 7490 7491 if (pkg.protectedBroadcasts != null) { 7492 N = pkg.protectedBroadcasts.size(); 7493 for (i=0; i<N; i++) { 7494 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7495 } 7496 } 7497 7498 pkgSetting.setTimeStamp(scanFileTime); 7499 7500 // Create idmap files for pairs of (packages, overlay packages). 7501 // Note: "android", ie framework-res.apk, is handled by native layers. 7502 if (pkg.mOverlayTarget != null) { 7503 // This is an overlay package. 7504 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7505 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7506 mOverlays.put(pkg.mOverlayTarget, 7507 new ArrayMap<String, PackageParser.Package>()); 7508 } 7509 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7510 map.put(pkg.packageName, pkg); 7511 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7512 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7513 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7514 "scanPackageLI failed to createIdmap"); 7515 } 7516 } 7517 } else if (mOverlays.containsKey(pkg.packageName) && 7518 !pkg.packageName.equals("android")) { 7519 // This is a regular package, with one or more known overlay packages. 7520 createIdmapsForPackageLI(pkg); 7521 } 7522 } 7523 7524 return pkg; 7525 } 7526 7527 /** 7528 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7529 * is derived purely on the basis of the contents of {@code scanFile} and 7530 * {@code cpuAbiOverride}. 7531 * 7532 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7533 */ 7534 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7535 String cpuAbiOverride, boolean extractLibs) 7536 throws PackageManagerException { 7537 // TODO: We can probably be smarter about this stuff. For installed apps, 7538 // we can calculate this information at install time once and for all. For 7539 // system apps, we can probably assume that this information doesn't change 7540 // after the first boot scan. As things stand, we do lots of unnecessary work. 7541 7542 // Give ourselves some initial paths; we'll come back for another 7543 // pass once we've determined ABI below. 7544 setNativeLibraryPaths(pkg); 7545 7546 // We would never need to extract libs for forward-locked and external packages, 7547 // since the container service will do it for us. We shouldn't attempt to 7548 // extract libs from system app when it was not updated. 7549 if (pkg.isForwardLocked() || isExternal(pkg) || 7550 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7551 extractLibs = false; 7552 } 7553 7554 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7555 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7556 7557 NativeLibraryHelper.Handle handle = null; 7558 try { 7559 handle = NativeLibraryHelper.Handle.create(scanFile); 7560 // TODO(multiArch): This can be null for apps that didn't go through the 7561 // usual installation process. We can calculate it again, like we 7562 // do during install time. 7563 // 7564 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7565 // unnecessary. 7566 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7567 7568 // Null out the abis so that they can be recalculated. 7569 pkg.applicationInfo.primaryCpuAbi = null; 7570 pkg.applicationInfo.secondaryCpuAbi = null; 7571 if (isMultiArch(pkg.applicationInfo)) { 7572 // Warn if we've set an abiOverride for multi-lib packages.. 7573 // By definition, we need to copy both 32 and 64 bit libraries for 7574 // such packages. 7575 if (pkg.cpuAbiOverride != null 7576 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7577 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7578 } 7579 7580 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7581 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7582 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7583 if (extractLibs) { 7584 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7585 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7586 useIsaSpecificSubdirs); 7587 } else { 7588 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7589 } 7590 } 7591 7592 maybeThrowExceptionForMultiArchCopy( 7593 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7594 7595 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7596 if (extractLibs) { 7597 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7598 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7599 useIsaSpecificSubdirs); 7600 } else { 7601 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7602 } 7603 } 7604 7605 maybeThrowExceptionForMultiArchCopy( 7606 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7607 7608 if (abi64 >= 0) { 7609 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7610 } 7611 7612 if (abi32 >= 0) { 7613 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7614 if (abi64 >= 0) { 7615 pkg.applicationInfo.secondaryCpuAbi = abi; 7616 } else { 7617 pkg.applicationInfo.primaryCpuAbi = abi; 7618 } 7619 } 7620 } else { 7621 String[] abiList = (cpuAbiOverride != null) ? 7622 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7623 7624 // Enable gross and lame hacks for apps that are built with old 7625 // SDK tools. We must scan their APKs for renderscript bitcode and 7626 // not launch them if it's present. Don't bother checking on devices 7627 // that don't have 64 bit support. 7628 boolean needsRenderScriptOverride = false; 7629 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7630 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7631 abiList = Build.SUPPORTED_32_BIT_ABIS; 7632 needsRenderScriptOverride = true; 7633 } 7634 7635 final int copyRet; 7636 if (extractLibs) { 7637 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7638 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7639 } else { 7640 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7641 } 7642 7643 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7644 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7645 "Error unpackaging native libs for app, errorCode=" + copyRet); 7646 } 7647 7648 if (copyRet >= 0) { 7649 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7650 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7651 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7652 } else if (needsRenderScriptOverride) { 7653 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7654 } 7655 } 7656 } catch (IOException ioe) { 7657 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7658 } finally { 7659 IoUtils.closeQuietly(handle); 7660 } 7661 7662 // Now that we've calculated the ABIs and determined if it's an internal app, 7663 // we will go ahead and populate the nativeLibraryPath. 7664 setNativeLibraryPaths(pkg); 7665 } 7666 7667 /** 7668 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7669 * i.e, so that all packages can be run inside a single process if required. 7670 * 7671 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7672 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7673 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7674 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7675 * updating a package that belongs to a shared user. 7676 * 7677 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7678 * adds unnecessary complexity. 7679 */ 7680 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7681 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7682 String requiredInstructionSet = null; 7683 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7684 requiredInstructionSet = VMRuntime.getInstructionSet( 7685 scannedPackage.applicationInfo.primaryCpuAbi); 7686 } 7687 7688 PackageSetting requirer = null; 7689 for (PackageSetting ps : packagesForUser) { 7690 // If packagesForUser contains scannedPackage, we skip it. This will happen 7691 // when scannedPackage is an update of an existing package. Without this check, 7692 // we will never be able to change the ABI of any package belonging to a shared 7693 // user, even if it's compatible with other packages. 7694 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7695 if (ps.primaryCpuAbiString == null) { 7696 continue; 7697 } 7698 7699 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7700 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7701 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7702 // this but there's not much we can do. 7703 String errorMessage = "Instruction set mismatch, " 7704 + ((requirer == null) ? "[caller]" : requirer) 7705 + " requires " + requiredInstructionSet + " whereas " + ps 7706 + " requires " + instructionSet; 7707 Slog.w(TAG, errorMessage); 7708 } 7709 7710 if (requiredInstructionSet == null) { 7711 requiredInstructionSet = instructionSet; 7712 requirer = ps; 7713 } 7714 } 7715 } 7716 7717 if (requiredInstructionSet != null) { 7718 String adjustedAbi; 7719 if (requirer != null) { 7720 // requirer != null implies that either scannedPackage was null or that scannedPackage 7721 // did not require an ABI, in which case we have to adjust scannedPackage to match 7722 // the ABI of the set (which is the same as requirer's ABI) 7723 adjustedAbi = requirer.primaryCpuAbiString; 7724 if (scannedPackage != null) { 7725 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7726 } 7727 } else { 7728 // requirer == null implies that we're updating all ABIs in the set to 7729 // match scannedPackage. 7730 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7731 } 7732 7733 for (PackageSetting ps : packagesForUser) { 7734 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7735 if (ps.primaryCpuAbiString != null) { 7736 continue; 7737 } 7738 7739 ps.primaryCpuAbiString = adjustedAbi; 7740 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7741 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7742 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7743 7744 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7745 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7746 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7747 ps.primaryCpuAbiString = null; 7748 ps.pkg.applicationInfo.primaryCpuAbi = null; 7749 return; 7750 } else { 7751 mInstaller.rmdex(ps.codePathString, 7752 getDexCodeInstructionSet(getPreferredInstructionSet())); 7753 } 7754 } 7755 } 7756 } 7757 } 7758 } 7759 7760 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7761 synchronized (mPackages) { 7762 mResolverReplaced = true; 7763 // Set up information for custom user intent resolution activity. 7764 mResolveActivity.applicationInfo = pkg.applicationInfo; 7765 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7766 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7767 mResolveActivity.processName = pkg.applicationInfo.packageName; 7768 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7769 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7770 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7771 mResolveActivity.theme = 0; 7772 mResolveActivity.exported = true; 7773 mResolveActivity.enabled = true; 7774 mResolveInfo.activityInfo = mResolveActivity; 7775 mResolveInfo.priority = 0; 7776 mResolveInfo.preferredOrder = 0; 7777 mResolveInfo.match = 0; 7778 mResolveComponentName = mCustomResolverComponentName; 7779 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7780 mResolveComponentName); 7781 } 7782 } 7783 7784 private static String calculateBundledApkRoot(final String codePathString) { 7785 final File codePath = new File(codePathString); 7786 final File codeRoot; 7787 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7788 codeRoot = Environment.getRootDirectory(); 7789 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7790 codeRoot = Environment.getOemDirectory(); 7791 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7792 codeRoot = Environment.getVendorDirectory(); 7793 } else { 7794 // Unrecognized code path; take its top real segment as the apk root: 7795 // e.g. /something/app/blah.apk => /something 7796 try { 7797 File f = codePath.getCanonicalFile(); 7798 File parent = f.getParentFile(); // non-null because codePath is a file 7799 File tmp; 7800 while ((tmp = parent.getParentFile()) != null) { 7801 f = parent; 7802 parent = tmp; 7803 } 7804 codeRoot = f; 7805 Slog.w(TAG, "Unrecognized code path " 7806 + codePath + " - using " + codeRoot); 7807 } catch (IOException e) { 7808 // Can't canonicalize the code path -- shenanigans? 7809 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7810 return Environment.getRootDirectory().getPath(); 7811 } 7812 } 7813 return codeRoot.getPath(); 7814 } 7815 7816 /** 7817 * Derive and set the location of native libraries for the given package, 7818 * which varies depending on where and how the package was installed. 7819 */ 7820 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7821 final ApplicationInfo info = pkg.applicationInfo; 7822 final String codePath = pkg.codePath; 7823 final File codeFile = new File(codePath); 7824 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7825 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7826 7827 info.nativeLibraryRootDir = null; 7828 info.nativeLibraryRootRequiresIsa = false; 7829 info.nativeLibraryDir = null; 7830 info.secondaryNativeLibraryDir = null; 7831 7832 if (isApkFile(codeFile)) { 7833 // Monolithic install 7834 if (bundledApp) { 7835 // If "/system/lib64/apkname" exists, assume that is the per-package 7836 // native library directory to use; otherwise use "/system/lib/apkname". 7837 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7838 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7839 getPrimaryInstructionSet(info)); 7840 7841 // This is a bundled system app so choose the path based on the ABI. 7842 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7843 // is just the default path. 7844 final String apkName = deriveCodePathName(codePath); 7845 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7846 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7847 apkName).getAbsolutePath(); 7848 7849 if (info.secondaryCpuAbi != null) { 7850 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7851 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7852 secondaryLibDir, apkName).getAbsolutePath(); 7853 } 7854 } else if (asecApp) { 7855 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7856 .getAbsolutePath(); 7857 } else { 7858 final String apkName = deriveCodePathName(codePath); 7859 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7860 .getAbsolutePath(); 7861 } 7862 7863 info.nativeLibraryRootRequiresIsa = false; 7864 info.nativeLibraryDir = info.nativeLibraryRootDir; 7865 } else { 7866 // Cluster install 7867 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7868 info.nativeLibraryRootRequiresIsa = true; 7869 7870 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7871 getPrimaryInstructionSet(info)).getAbsolutePath(); 7872 7873 if (info.secondaryCpuAbi != null) { 7874 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7875 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7876 } 7877 } 7878 } 7879 7880 /** 7881 * Calculate the abis and roots for a bundled app. These can uniquely 7882 * be determined from the contents of the system partition, i.e whether 7883 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7884 * of this information, and instead assume that the system was built 7885 * sensibly. 7886 */ 7887 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7888 PackageSetting pkgSetting) { 7889 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7890 7891 // If "/system/lib64/apkname" exists, assume that is the per-package 7892 // native library directory to use; otherwise use "/system/lib/apkname". 7893 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7894 setBundledAppAbi(pkg, apkRoot, apkName); 7895 // pkgSetting might be null during rescan following uninstall of updates 7896 // to a bundled app, so accommodate that possibility. The settings in 7897 // that case will be established later from the parsed package. 7898 // 7899 // If the settings aren't null, sync them up with what we've just derived. 7900 // note that apkRoot isn't stored in the package settings. 7901 if (pkgSetting != null) { 7902 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7903 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7904 } 7905 } 7906 7907 /** 7908 * Deduces the ABI of a bundled app and sets the relevant fields on the 7909 * parsed pkg object. 7910 * 7911 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7912 * under which system libraries are installed. 7913 * @param apkName the name of the installed package. 7914 */ 7915 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7916 final File codeFile = new File(pkg.codePath); 7917 7918 final boolean has64BitLibs; 7919 final boolean has32BitLibs; 7920 if (isApkFile(codeFile)) { 7921 // Monolithic install 7922 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7923 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7924 } else { 7925 // Cluster install 7926 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7927 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7928 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7929 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7930 has64BitLibs = (new File(rootDir, isa)).exists(); 7931 } else { 7932 has64BitLibs = false; 7933 } 7934 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7935 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7936 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7937 has32BitLibs = (new File(rootDir, isa)).exists(); 7938 } else { 7939 has32BitLibs = false; 7940 } 7941 } 7942 7943 if (has64BitLibs && !has32BitLibs) { 7944 // The package has 64 bit libs, but not 32 bit libs. Its primary 7945 // ABI should be 64 bit. We can safely assume here that the bundled 7946 // native libraries correspond to the most preferred ABI in the list. 7947 7948 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7949 pkg.applicationInfo.secondaryCpuAbi = null; 7950 } else if (has32BitLibs && !has64BitLibs) { 7951 // The package has 32 bit libs but not 64 bit libs. Its primary 7952 // ABI should be 32 bit. 7953 7954 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7955 pkg.applicationInfo.secondaryCpuAbi = null; 7956 } else if (has32BitLibs && has64BitLibs) { 7957 // The application has both 64 and 32 bit bundled libraries. We check 7958 // here that the app declares multiArch support, and warn if it doesn't. 7959 // 7960 // We will be lenient here and record both ABIs. The primary will be the 7961 // ABI that's higher on the list, i.e, a device that's configured to prefer 7962 // 64 bit apps will see a 64 bit primary ABI, 7963 7964 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7965 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7966 } 7967 7968 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7969 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7970 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7971 } else { 7972 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7973 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7974 } 7975 } else { 7976 pkg.applicationInfo.primaryCpuAbi = null; 7977 pkg.applicationInfo.secondaryCpuAbi = null; 7978 } 7979 } 7980 7981 private void killApplication(String pkgName, int appId, String reason) { 7982 // Request the ActivityManager to kill the process(only for existing packages) 7983 // so that we do not end up in a confused state while the user is still using the older 7984 // version of the application while the new one gets installed. 7985 IActivityManager am = ActivityManagerNative.getDefault(); 7986 if (am != null) { 7987 try { 7988 am.killApplicationWithAppId(pkgName, appId, reason); 7989 } catch (RemoteException e) { 7990 } 7991 } 7992 } 7993 7994 void removePackageLI(PackageSetting ps, boolean chatty) { 7995 if (DEBUG_INSTALL) { 7996 if (chatty) 7997 Log.d(TAG, "Removing package " + ps.name); 7998 } 7999 8000 // writer 8001 synchronized (mPackages) { 8002 mPackages.remove(ps.name); 8003 final PackageParser.Package pkg = ps.pkg; 8004 if (pkg != null) { 8005 cleanPackageDataStructuresLILPw(pkg, chatty); 8006 } 8007 } 8008 } 8009 8010 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8011 if (DEBUG_INSTALL) { 8012 if (chatty) 8013 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8014 } 8015 8016 // writer 8017 synchronized (mPackages) { 8018 mPackages.remove(pkg.applicationInfo.packageName); 8019 cleanPackageDataStructuresLILPw(pkg, chatty); 8020 } 8021 } 8022 8023 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8024 int N = pkg.providers.size(); 8025 StringBuilder r = null; 8026 int i; 8027 for (i=0; i<N; i++) { 8028 PackageParser.Provider p = pkg.providers.get(i); 8029 mProviders.removeProvider(p); 8030 if (p.info.authority == null) { 8031 8032 /* There was another ContentProvider with this authority when 8033 * this app was installed so this authority is null, 8034 * Ignore it as we don't have to unregister the provider. 8035 */ 8036 continue; 8037 } 8038 String names[] = p.info.authority.split(";"); 8039 for (int j = 0; j < names.length; j++) { 8040 if (mProvidersByAuthority.get(names[j]) == p) { 8041 mProvidersByAuthority.remove(names[j]); 8042 if (DEBUG_REMOVE) { 8043 if (chatty) 8044 Log.d(TAG, "Unregistered content provider: " + names[j] 8045 + ", className = " + p.info.name + ", isSyncable = " 8046 + p.info.isSyncable); 8047 } 8048 } 8049 } 8050 if (DEBUG_REMOVE && chatty) { 8051 if (r == null) { 8052 r = new StringBuilder(256); 8053 } else { 8054 r.append(' '); 8055 } 8056 r.append(p.info.name); 8057 } 8058 } 8059 if (r != null) { 8060 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8061 } 8062 8063 N = pkg.services.size(); 8064 r = null; 8065 for (i=0; i<N; i++) { 8066 PackageParser.Service s = pkg.services.get(i); 8067 mServices.removeService(s); 8068 if (chatty) { 8069 if (r == null) { 8070 r = new StringBuilder(256); 8071 } else { 8072 r.append(' '); 8073 } 8074 r.append(s.info.name); 8075 } 8076 } 8077 if (r != null) { 8078 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8079 } 8080 8081 N = pkg.receivers.size(); 8082 r = null; 8083 for (i=0; i<N; i++) { 8084 PackageParser.Activity a = pkg.receivers.get(i); 8085 mReceivers.removeActivity(a, "receiver"); 8086 if (DEBUG_REMOVE && chatty) { 8087 if (r == null) { 8088 r = new StringBuilder(256); 8089 } else { 8090 r.append(' '); 8091 } 8092 r.append(a.info.name); 8093 } 8094 } 8095 if (r != null) { 8096 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8097 } 8098 8099 N = pkg.activities.size(); 8100 r = null; 8101 for (i=0; i<N; i++) { 8102 PackageParser.Activity a = pkg.activities.get(i); 8103 mActivities.removeActivity(a, "activity"); 8104 if (DEBUG_REMOVE && chatty) { 8105 if (r == null) { 8106 r = new StringBuilder(256); 8107 } else { 8108 r.append(' '); 8109 } 8110 r.append(a.info.name); 8111 } 8112 } 8113 if (r != null) { 8114 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8115 } 8116 8117 N = pkg.permissions.size(); 8118 r = null; 8119 for (i=0; i<N; i++) { 8120 PackageParser.Permission p = pkg.permissions.get(i); 8121 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8122 if (bp == null) { 8123 bp = mSettings.mPermissionTrees.get(p.info.name); 8124 } 8125 if (bp != null && bp.perm == p) { 8126 bp.perm = null; 8127 if (DEBUG_REMOVE && chatty) { 8128 if (r == null) { 8129 r = new StringBuilder(256); 8130 } else { 8131 r.append(' '); 8132 } 8133 r.append(p.info.name); 8134 } 8135 } 8136 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8137 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8138 if (appOpPerms != null) { 8139 appOpPerms.remove(pkg.packageName); 8140 } 8141 } 8142 } 8143 if (r != null) { 8144 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8145 } 8146 8147 N = pkg.requestedPermissions.size(); 8148 r = null; 8149 for (i=0; i<N; i++) { 8150 String perm = pkg.requestedPermissions.get(i); 8151 BasePermission bp = mSettings.mPermissions.get(perm); 8152 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8153 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8154 if (appOpPerms != null) { 8155 appOpPerms.remove(pkg.packageName); 8156 if (appOpPerms.isEmpty()) { 8157 mAppOpPermissionPackages.remove(perm); 8158 } 8159 } 8160 } 8161 } 8162 if (r != null) { 8163 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8164 } 8165 8166 N = pkg.instrumentation.size(); 8167 r = null; 8168 for (i=0; i<N; i++) { 8169 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8170 mInstrumentation.remove(a.getComponentName()); 8171 if (DEBUG_REMOVE && chatty) { 8172 if (r == null) { 8173 r = new StringBuilder(256); 8174 } else { 8175 r.append(' '); 8176 } 8177 r.append(a.info.name); 8178 } 8179 } 8180 if (r != null) { 8181 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8182 } 8183 8184 r = null; 8185 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8186 // Only system apps can hold shared libraries. 8187 if (pkg.libraryNames != null) { 8188 for (i=0; i<pkg.libraryNames.size(); i++) { 8189 String name = pkg.libraryNames.get(i); 8190 SharedLibraryEntry cur = mSharedLibraries.get(name); 8191 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8192 mSharedLibraries.remove(name); 8193 if (DEBUG_REMOVE && chatty) { 8194 if (r == null) { 8195 r = new StringBuilder(256); 8196 } else { 8197 r.append(' '); 8198 } 8199 r.append(name); 8200 } 8201 } 8202 } 8203 } 8204 } 8205 if (r != null) { 8206 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8207 } 8208 } 8209 8210 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8211 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8212 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8213 return true; 8214 } 8215 } 8216 return false; 8217 } 8218 8219 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8220 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8221 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8222 8223 private void updatePermissionsLPw(String changingPkg, 8224 PackageParser.Package pkgInfo, int flags) { 8225 // Make sure there are no dangling permission trees. 8226 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8227 while (it.hasNext()) { 8228 final BasePermission bp = it.next(); 8229 if (bp.packageSetting == null) { 8230 // We may not yet have parsed the package, so just see if 8231 // we still know about its settings. 8232 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8233 } 8234 if (bp.packageSetting == null) { 8235 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8236 + " from package " + bp.sourcePackage); 8237 it.remove(); 8238 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8239 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8240 Slog.i(TAG, "Removing old permission tree: " + bp.name 8241 + " from package " + bp.sourcePackage); 8242 flags |= UPDATE_PERMISSIONS_ALL; 8243 it.remove(); 8244 } 8245 } 8246 } 8247 8248 // Make sure all dynamic permissions have been assigned to a package, 8249 // and make sure there are no dangling permissions. 8250 it = mSettings.mPermissions.values().iterator(); 8251 while (it.hasNext()) { 8252 final BasePermission bp = it.next(); 8253 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8254 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8255 + bp.name + " pkg=" + bp.sourcePackage 8256 + " info=" + bp.pendingInfo); 8257 if (bp.packageSetting == null && bp.pendingInfo != null) { 8258 final BasePermission tree = findPermissionTreeLP(bp.name); 8259 if (tree != null && tree.perm != null) { 8260 bp.packageSetting = tree.packageSetting; 8261 bp.perm = new PackageParser.Permission(tree.perm.owner, 8262 new PermissionInfo(bp.pendingInfo)); 8263 bp.perm.info.packageName = tree.perm.info.packageName; 8264 bp.perm.info.name = bp.name; 8265 bp.uid = tree.uid; 8266 } 8267 } 8268 } 8269 if (bp.packageSetting == null) { 8270 // We may not yet have parsed the package, so just see if 8271 // we still know about its settings. 8272 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8273 } 8274 if (bp.packageSetting == null) { 8275 Slog.w(TAG, "Removing dangling permission: " + bp.name 8276 + " from package " + bp.sourcePackage); 8277 it.remove(); 8278 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8279 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8280 Slog.i(TAG, "Removing old permission: " + bp.name 8281 + " from package " + bp.sourcePackage); 8282 flags |= UPDATE_PERMISSIONS_ALL; 8283 it.remove(); 8284 } 8285 } 8286 } 8287 8288 // Now update the permissions for all packages, in particular 8289 // replace the granted permissions of the system packages. 8290 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8291 for (PackageParser.Package pkg : mPackages.values()) { 8292 if (pkg != pkgInfo) { 8293 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8294 changingPkg); 8295 } 8296 } 8297 } 8298 8299 if (pkgInfo != null) { 8300 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8301 } 8302 } 8303 8304 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8305 String packageOfInterest) { 8306 // IMPORTANT: There are two types of permissions: install and runtime. 8307 // Install time permissions are granted when the app is installed to 8308 // all device users and users added in the future. Runtime permissions 8309 // are granted at runtime explicitly to specific users. Normal and signature 8310 // protected permissions are install time permissions. Dangerous permissions 8311 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8312 // otherwise they are runtime permissions. This function does not manage 8313 // runtime permissions except for the case an app targeting Lollipop MR1 8314 // being upgraded to target a newer SDK, in which case dangerous permissions 8315 // are transformed from install time to runtime ones. 8316 8317 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8318 if (ps == null) { 8319 return; 8320 } 8321 8322 PermissionsState permissionsState = ps.getPermissionsState(); 8323 PermissionsState origPermissions = permissionsState; 8324 8325 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8326 8327 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8328 8329 boolean changedInstallPermission = false; 8330 8331 if (replace) { 8332 ps.installPermissionsFixed = false; 8333 if (!ps.isSharedUser()) { 8334 origPermissions = new PermissionsState(permissionsState); 8335 permissionsState.reset(); 8336 } 8337 } 8338 8339 permissionsState.setGlobalGids(mGlobalGids); 8340 8341 final int N = pkg.requestedPermissions.size(); 8342 for (int i=0; i<N; i++) { 8343 final String name = pkg.requestedPermissions.get(i); 8344 final BasePermission bp = mSettings.mPermissions.get(name); 8345 8346 if (DEBUG_INSTALL) { 8347 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8348 } 8349 8350 if (bp == null || bp.packageSetting == null) { 8351 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8352 Slog.w(TAG, "Unknown permission " + name 8353 + " in package " + pkg.packageName); 8354 } 8355 continue; 8356 } 8357 8358 final String perm = bp.name; 8359 boolean allowedSig = false; 8360 int grant = GRANT_DENIED; 8361 8362 // Keep track of app op permissions. 8363 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8364 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8365 if (pkgs == null) { 8366 pkgs = new ArraySet<>(); 8367 mAppOpPermissionPackages.put(bp.name, pkgs); 8368 } 8369 pkgs.add(pkg.packageName); 8370 } 8371 8372 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8373 switch (level) { 8374 case PermissionInfo.PROTECTION_NORMAL: { 8375 // For all apps normal permissions are install time ones. 8376 grant = GRANT_INSTALL; 8377 } break; 8378 8379 case PermissionInfo.PROTECTION_DANGEROUS: { 8380 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8381 // For legacy apps dangerous permissions are install time ones. 8382 grant = GRANT_INSTALL_LEGACY; 8383 } else if (origPermissions.hasInstallPermission(bp.name)) { 8384 // For legacy apps that became modern, install becomes runtime. 8385 grant = GRANT_UPGRADE; 8386 } else if (mPromoteSystemApps 8387 && isSystemApp(ps) 8388 && mExistingSystemPackages.contains(ps.name)) { 8389 // For legacy system apps, install becomes runtime. 8390 // We cannot check hasInstallPermission() for system apps since those 8391 // permissions were granted implicitly and not persisted pre-M. 8392 grant = GRANT_UPGRADE; 8393 } else { 8394 // For modern apps keep runtime permissions unchanged. 8395 grant = GRANT_RUNTIME; 8396 } 8397 } break; 8398 8399 case PermissionInfo.PROTECTION_SIGNATURE: { 8400 // For all apps signature permissions are install time ones. 8401 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8402 if (allowedSig) { 8403 grant = GRANT_INSTALL; 8404 } 8405 } break; 8406 } 8407 8408 if (DEBUG_INSTALL) { 8409 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8410 } 8411 8412 if (grant != GRANT_DENIED) { 8413 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8414 // If this is an existing, non-system package, then 8415 // we can't add any new permissions to it. 8416 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8417 // Except... if this is a permission that was added 8418 // to the platform (note: need to only do this when 8419 // updating the platform). 8420 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8421 grant = GRANT_DENIED; 8422 } 8423 } 8424 } 8425 8426 switch (grant) { 8427 case GRANT_INSTALL: { 8428 // Revoke this as runtime permission to handle the case of 8429 // a runtime permission being downgraded to an install one. 8430 for (int userId : UserManagerService.getInstance().getUserIds()) { 8431 if (origPermissions.getRuntimePermissionState( 8432 bp.name, userId) != null) { 8433 // Revoke the runtime permission and clear the flags. 8434 origPermissions.revokeRuntimePermission(bp, userId); 8435 origPermissions.updatePermissionFlags(bp, userId, 8436 PackageManager.MASK_PERMISSION_FLAGS, 0); 8437 // If we revoked a permission permission, we have to write. 8438 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8439 changedRuntimePermissionUserIds, userId); 8440 } 8441 } 8442 // Grant an install permission. 8443 if (permissionsState.grantInstallPermission(bp) != 8444 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8445 changedInstallPermission = true; 8446 } 8447 } break; 8448 8449 case GRANT_INSTALL_LEGACY: { 8450 // Grant an install permission. 8451 if (permissionsState.grantInstallPermission(bp) != 8452 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8453 changedInstallPermission = true; 8454 } 8455 } break; 8456 8457 case GRANT_RUNTIME: { 8458 // Grant previously granted runtime permissions. 8459 for (int userId : UserManagerService.getInstance().getUserIds()) { 8460 PermissionState permissionState = origPermissions 8461 .getRuntimePermissionState(bp.name, userId); 8462 final int flags = permissionState != null 8463 ? permissionState.getFlags() : 0; 8464 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8465 if (permissionsState.grantRuntimePermission(bp, userId) == 8466 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8467 // If we cannot put the permission as it was, we have to write. 8468 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8469 changedRuntimePermissionUserIds, userId); 8470 } 8471 } 8472 // Propagate the permission flags. 8473 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8474 } 8475 } break; 8476 8477 case GRANT_UPGRADE: { 8478 // Grant runtime permissions for a previously held install permission. 8479 PermissionState permissionState = origPermissions 8480 .getInstallPermissionState(bp.name); 8481 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8482 8483 if (origPermissions.revokeInstallPermission(bp) 8484 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8485 // We will be transferring the permission flags, so clear them. 8486 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8487 PackageManager.MASK_PERMISSION_FLAGS, 0); 8488 changedInstallPermission = true; 8489 } 8490 8491 // If the permission is not to be promoted to runtime we ignore it and 8492 // also its other flags as they are not applicable to install permissions. 8493 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8494 for (int userId : currentUserIds) { 8495 if (permissionsState.grantRuntimePermission(bp, userId) != 8496 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8497 // Transfer the permission flags. 8498 permissionsState.updatePermissionFlags(bp, userId, 8499 flags, flags); 8500 // If we granted the permission, we have to write. 8501 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8502 changedRuntimePermissionUserIds, userId); 8503 } 8504 } 8505 } 8506 } break; 8507 8508 default: { 8509 if (packageOfInterest == null 8510 || packageOfInterest.equals(pkg.packageName)) { 8511 Slog.w(TAG, "Not granting permission " + perm 8512 + " to package " + pkg.packageName 8513 + " because it was previously installed without"); 8514 } 8515 } break; 8516 } 8517 } else { 8518 if (permissionsState.revokeInstallPermission(bp) != 8519 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8520 // Also drop the permission flags. 8521 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8522 PackageManager.MASK_PERMISSION_FLAGS, 0); 8523 changedInstallPermission = true; 8524 Slog.i(TAG, "Un-granting permission " + perm 8525 + " from package " + pkg.packageName 8526 + " (protectionLevel=" + bp.protectionLevel 8527 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8528 + ")"); 8529 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8530 // Don't print warning for app op permissions, since it is fine for them 8531 // not to be granted, there is a UI for the user to decide. 8532 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8533 Slog.w(TAG, "Not granting permission " + perm 8534 + " to package " + pkg.packageName 8535 + " (protectionLevel=" + bp.protectionLevel 8536 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8537 + ")"); 8538 } 8539 } 8540 } 8541 } 8542 8543 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8544 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8545 // This is the first that we have heard about this package, so the 8546 // permissions we have now selected are fixed until explicitly 8547 // changed. 8548 ps.installPermissionsFixed = true; 8549 } 8550 8551 // Persist the runtime permissions state for users with changes. 8552 for (int userId : changedRuntimePermissionUserIds) { 8553 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8554 } 8555 } 8556 8557 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8558 boolean allowed = false; 8559 final int NP = PackageParser.NEW_PERMISSIONS.length; 8560 for (int ip=0; ip<NP; ip++) { 8561 final PackageParser.NewPermissionInfo npi 8562 = PackageParser.NEW_PERMISSIONS[ip]; 8563 if (npi.name.equals(perm) 8564 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8565 allowed = true; 8566 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8567 + pkg.packageName); 8568 break; 8569 } 8570 } 8571 return allowed; 8572 } 8573 8574 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8575 BasePermission bp, PermissionsState origPermissions) { 8576 boolean allowed; 8577 allowed = (compareSignatures( 8578 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8579 == PackageManager.SIGNATURE_MATCH) 8580 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8581 == PackageManager.SIGNATURE_MATCH); 8582 if (!allowed && (bp.protectionLevel 8583 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8584 if (isSystemApp(pkg)) { 8585 // For updated system applications, a system permission 8586 // is granted only if it had been defined by the original application. 8587 if (pkg.isUpdatedSystemApp()) { 8588 final PackageSetting sysPs = mSettings 8589 .getDisabledSystemPkgLPr(pkg.packageName); 8590 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8591 // If the original was granted this permission, we take 8592 // that grant decision as read and propagate it to the 8593 // update. 8594 if (sysPs.isPrivileged()) { 8595 allowed = true; 8596 } 8597 } else { 8598 // The system apk may have been updated with an older 8599 // version of the one on the data partition, but which 8600 // granted a new system permission that it didn't have 8601 // before. In this case we do want to allow the app to 8602 // now get the new permission if the ancestral apk is 8603 // privileged to get it. 8604 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8605 for (int j=0; 8606 j<sysPs.pkg.requestedPermissions.size(); j++) { 8607 if (perm.equals( 8608 sysPs.pkg.requestedPermissions.get(j))) { 8609 allowed = true; 8610 break; 8611 } 8612 } 8613 } 8614 } 8615 } else { 8616 allowed = isPrivilegedApp(pkg); 8617 } 8618 } 8619 } 8620 if (!allowed) { 8621 if (!allowed && (bp.protectionLevel 8622 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8623 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8624 // If this was a previously normal/dangerous permission that got moved 8625 // to a system permission as part of the runtime permission redesign, then 8626 // we still want to blindly grant it to old apps. 8627 allowed = true; 8628 } 8629 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8630 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8631 // If this permission is to be granted to the system installer and 8632 // this app is an installer, then it gets the permission. 8633 allowed = true; 8634 } 8635 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8636 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8637 // If this permission is to be granted to the system verifier and 8638 // this app is a verifier, then it gets the permission. 8639 allowed = true; 8640 } 8641 if (!allowed && (bp.protectionLevel 8642 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8643 && isSystemApp(pkg)) { 8644 // Any pre-installed system app is allowed to get this permission. 8645 allowed = true; 8646 } 8647 if (!allowed && (bp.protectionLevel 8648 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8649 // For development permissions, a development permission 8650 // is granted only if it was already granted. 8651 allowed = origPermissions.hasInstallPermission(perm); 8652 } 8653 } 8654 return allowed; 8655 } 8656 8657 final class ActivityIntentResolver 8658 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8659 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8660 boolean defaultOnly, int userId) { 8661 if (!sUserManager.exists(userId)) return null; 8662 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8663 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8664 } 8665 8666 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8667 int userId) { 8668 if (!sUserManager.exists(userId)) return null; 8669 mFlags = flags; 8670 return super.queryIntent(intent, resolvedType, 8671 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8672 } 8673 8674 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8675 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8676 if (!sUserManager.exists(userId)) return null; 8677 if (packageActivities == null) { 8678 return null; 8679 } 8680 mFlags = flags; 8681 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8682 final int N = packageActivities.size(); 8683 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8684 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8685 8686 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8687 for (int i = 0; i < N; ++i) { 8688 intentFilters = packageActivities.get(i).intents; 8689 if (intentFilters != null && intentFilters.size() > 0) { 8690 PackageParser.ActivityIntentInfo[] array = 8691 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8692 intentFilters.toArray(array); 8693 listCut.add(array); 8694 } 8695 } 8696 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8697 } 8698 8699 public final void addActivity(PackageParser.Activity a, String type) { 8700 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8701 mActivities.put(a.getComponentName(), a); 8702 if (DEBUG_SHOW_INFO) 8703 Log.v( 8704 TAG, " " + type + " " + 8705 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8706 if (DEBUG_SHOW_INFO) 8707 Log.v(TAG, " Class=" + a.info.name); 8708 final int NI = a.intents.size(); 8709 for (int j=0; j<NI; j++) { 8710 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8711 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8712 intent.setPriority(0); 8713 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8714 + a.className + " with priority > 0, forcing to 0"); 8715 } 8716 if (DEBUG_SHOW_INFO) { 8717 Log.v(TAG, " IntentFilter:"); 8718 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8719 } 8720 if (!intent.debugCheck()) { 8721 Log.w(TAG, "==> For Activity " + a.info.name); 8722 } 8723 addFilter(intent); 8724 } 8725 } 8726 8727 public final void removeActivity(PackageParser.Activity a, String type) { 8728 mActivities.remove(a.getComponentName()); 8729 if (DEBUG_SHOW_INFO) { 8730 Log.v(TAG, " " + type + " " 8731 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8732 : a.info.name) + ":"); 8733 Log.v(TAG, " Class=" + a.info.name); 8734 } 8735 final int NI = a.intents.size(); 8736 for (int j=0; j<NI; j++) { 8737 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8738 if (DEBUG_SHOW_INFO) { 8739 Log.v(TAG, " IntentFilter:"); 8740 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8741 } 8742 removeFilter(intent); 8743 } 8744 } 8745 8746 @Override 8747 protected boolean allowFilterResult( 8748 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8749 ActivityInfo filterAi = filter.activity.info; 8750 for (int i=dest.size()-1; i>=0; i--) { 8751 ActivityInfo destAi = dest.get(i).activityInfo; 8752 if (destAi.name == filterAi.name 8753 && destAi.packageName == filterAi.packageName) { 8754 return false; 8755 } 8756 } 8757 return true; 8758 } 8759 8760 @Override 8761 protected ActivityIntentInfo[] newArray(int size) { 8762 return new ActivityIntentInfo[size]; 8763 } 8764 8765 @Override 8766 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8767 if (!sUserManager.exists(userId)) return true; 8768 PackageParser.Package p = filter.activity.owner; 8769 if (p != null) { 8770 PackageSetting ps = (PackageSetting)p.mExtras; 8771 if (ps != null) { 8772 // System apps are never considered stopped for purposes of 8773 // filtering, because there may be no way for the user to 8774 // actually re-launch them. 8775 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8776 && ps.getStopped(userId); 8777 } 8778 } 8779 return false; 8780 } 8781 8782 @Override 8783 protected boolean isPackageForFilter(String packageName, 8784 PackageParser.ActivityIntentInfo info) { 8785 return packageName.equals(info.activity.owner.packageName); 8786 } 8787 8788 @Override 8789 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8790 int match, int userId) { 8791 if (!sUserManager.exists(userId)) return null; 8792 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8793 return null; 8794 } 8795 final PackageParser.Activity activity = info.activity; 8796 if (mSafeMode && (activity.info.applicationInfo.flags 8797 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8798 return null; 8799 } 8800 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8801 if (ps == null) { 8802 return null; 8803 } 8804 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8805 ps.readUserState(userId), userId); 8806 if (ai == null) { 8807 return null; 8808 } 8809 final ResolveInfo res = new ResolveInfo(); 8810 res.activityInfo = ai; 8811 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8812 res.filter = info; 8813 } 8814 if (info != null) { 8815 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8816 } 8817 res.priority = info.getPriority(); 8818 res.preferredOrder = activity.owner.mPreferredOrder; 8819 //System.out.println("Result: " + res.activityInfo.className + 8820 // " = " + res.priority); 8821 res.match = match; 8822 res.isDefault = info.hasDefault; 8823 res.labelRes = info.labelRes; 8824 res.nonLocalizedLabel = info.nonLocalizedLabel; 8825 if (userNeedsBadging(userId)) { 8826 res.noResourceId = true; 8827 } else { 8828 res.icon = info.icon; 8829 } 8830 res.iconResourceId = info.icon; 8831 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8832 return res; 8833 } 8834 8835 @Override 8836 protected void sortResults(List<ResolveInfo> results) { 8837 Collections.sort(results, mResolvePrioritySorter); 8838 } 8839 8840 @Override 8841 protected void dumpFilter(PrintWriter out, String prefix, 8842 PackageParser.ActivityIntentInfo filter) { 8843 out.print(prefix); out.print( 8844 Integer.toHexString(System.identityHashCode(filter.activity))); 8845 out.print(' '); 8846 filter.activity.printComponentShortName(out); 8847 out.print(" filter "); 8848 out.println(Integer.toHexString(System.identityHashCode(filter))); 8849 } 8850 8851 @Override 8852 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8853 return filter.activity; 8854 } 8855 8856 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8857 PackageParser.Activity activity = (PackageParser.Activity)label; 8858 out.print(prefix); out.print( 8859 Integer.toHexString(System.identityHashCode(activity))); 8860 out.print(' '); 8861 activity.printComponentShortName(out); 8862 if (count > 1) { 8863 out.print(" ("); out.print(count); out.print(" filters)"); 8864 } 8865 out.println(); 8866 } 8867 8868// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8869// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8870// final List<ResolveInfo> retList = Lists.newArrayList(); 8871// while (i.hasNext()) { 8872// final ResolveInfo resolveInfo = i.next(); 8873// if (isEnabledLP(resolveInfo.activityInfo)) { 8874// retList.add(resolveInfo); 8875// } 8876// } 8877// return retList; 8878// } 8879 8880 // Keys are String (activity class name), values are Activity. 8881 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8882 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8883 private int mFlags; 8884 } 8885 8886 private final class ServiceIntentResolver 8887 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8888 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8889 boolean defaultOnly, int userId) { 8890 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8891 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8892 } 8893 8894 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8895 int userId) { 8896 if (!sUserManager.exists(userId)) return null; 8897 mFlags = flags; 8898 return super.queryIntent(intent, resolvedType, 8899 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8900 } 8901 8902 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8903 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8904 if (!sUserManager.exists(userId)) return null; 8905 if (packageServices == null) { 8906 return null; 8907 } 8908 mFlags = flags; 8909 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8910 final int N = packageServices.size(); 8911 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8912 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8913 8914 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8915 for (int i = 0; i < N; ++i) { 8916 intentFilters = packageServices.get(i).intents; 8917 if (intentFilters != null && intentFilters.size() > 0) { 8918 PackageParser.ServiceIntentInfo[] array = 8919 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8920 intentFilters.toArray(array); 8921 listCut.add(array); 8922 } 8923 } 8924 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8925 } 8926 8927 public final void addService(PackageParser.Service s) { 8928 mServices.put(s.getComponentName(), s); 8929 if (DEBUG_SHOW_INFO) { 8930 Log.v(TAG, " " 8931 + (s.info.nonLocalizedLabel != null 8932 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8933 Log.v(TAG, " Class=" + s.info.name); 8934 } 8935 final int NI = s.intents.size(); 8936 int j; 8937 for (j=0; j<NI; j++) { 8938 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8939 if (DEBUG_SHOW_INFO) { 8940 Log.v(TAG, " IntentFilter:"); 8941 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8942 } 8943 if (!intent.debugCheck()) { 8944 Log.w(TAG, "==> For Service " + s.info.name); 8945 } 8946 addFilter(intent); 8947 } 8948 } 8949 8950 public final void removeService(PackageParser.Service s) { 8951 mServices.remove(s.getComponentName()); 8952 if (DEBUG_SHOW_INFO) { 8953 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8954 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8955 Log.v(TAG, " Class=" + s.info.name); 8956 } 8957 final int NI = s.intents.size(); 8958 int j; 8959 for (j=0; j<NI; j++) { 8960 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8961 if (DEBUG_SHOW_INFO) { 8962 Log.v(TAG, " IntentFilter:"); 8963 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8964 } 8965 removeFilter(intent); 8966 } 8967 } 8968 8969 @Override 8970 protected boolean allowFilterResult( 8971 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8972 ServiceInfo filterSi = filter.service.info; 8973 for (int i=dest.size()-1; i>=0; i--) { 8974 ServiceInfo destAi = dest.get(i).serviceInfo; 8975 if (destAi.name == filterSi.name 8976 && destAi.packageName == filterSi.packageName) { 8977 return false; 8978 } 8979 } 8980 return true; 8981 } 8982 8983 @Override 8984 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8985 return new PackageParser.ServiceIntentInfo[size]; 8986 } 8987 8988 @Override 8989 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8990 if (!sUserManager.exists(userId)) return true; 8991 PackageParser.Package p = filter.service.owner; 8992 if (p != null) { 8993 PackageSetting ps = (PackageSetting)p.mExtras; 8994 if (ps != null) { 8995 // System apps are never considered stopped for purposes of 8996 // filtering, because there may be no way for the user to 8997 // actually re-launch them. 8998 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8999 && ps.getStopped(userId); 9000 } 9001 } 9002 return false; 9003 } 9004 9005 @Override 9006 protected boolean isPackageForFilter(String packageName, 9007 PackageParser.ServiceIntentInfo info) { 9008 return packageName.equals(info.service.owner.packageName); 9009 } 9010 9011 @Override 9012 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9013 int match, int userId) { 9014 if (!sUserManager.exists(userId)) return null; 9015 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9016 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9017 return null; 9018 } 9019 final PackageParser.Service service = info.service; 9020 if (mSafeMode && (service.info.applicationInfo.flags 9021 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9022 return null; 9023 } 9024 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9025 if (ps == null) { 9026 return null; 9027 } 9028 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9029 ps.readUserState(userId), userId); 9030 if (si == null) { 9031 return null; 9032 } 9033 final ResolveInfo res = new ResolveInfo(); 9034 res.serviceInfo = si; 9035 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9036 res.filter = filter; 9037 } 9038 res.priority = info.getPriority(); 9039 res.preferredOrder = service.owner.mPreferredOrder; 9040 res.match = match; 9041 res.isDefault = info.hasDefault; 9042 res.labelRes = info.labelRes; 9043 res.nonLocalizedLabel = info.nonLocalizedLabel; 9044 res.icon = info.icon; 9045 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9046 return res; 9047 } 9048 9049 @Override 9050 protected void sortResults(List<ResolveInfo> results) { 9051 Collections.sort(results, mResolvePrioritySorter); 9052 } 9053 9054 @Override 9055 protected void dumpFilter(PrintWriter out, String prefix, 9056 PackageParser.ServiceIntentInfo filter) { 9057 out.print(prefix); out.print( 9058 Integer.toHexString(System.identityHashCode(filter.service))); 9059 out.print(' '); 9060 filter.service.printComponentShortName(out); 9061 out.print(" filter "); 9062 out.println(Integer.toHexString(System.identityHashCode(filter))); 9063 } 9064 9065 @Override 9066 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9067 return filter.service; 9068 } 9069 9070 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9071 PackageParser.Service service = (PackageParser.Service)label; 9072 out.print(prefix); out.print( 9073 Integer.toHexString(System.identityHashCode(service))); 9074 out.print(' '); 9075 service.printComponentShortName(out); 9076 if (count > 1) { 9077 out.print(" ("); out.print(count); out.print(" filters)"); 9078 } 9079 out.println(); 9080 } 9081 9082// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9083// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9084// final List<ResolveInfo> retList = Lists.newArrayList(); 9085// while (i.hasNext()) { 9086// final ResolveInfo resolveInfo = (ResolveInfo) i; 9087// if (isEnabledLP(resolveInfo.serviceInfo)) { 9088// retList.add(resolveInfo); 9089// } 9090// } 9091// return retList; 9092// } 9093 9094 // Keys are String (activity class name), values are Activity. 9095 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9096 = new ArrayMap<ComponentName, PackageParser.Service>(); 9097 private int mFlags; 9098 }; 9099 9100 private final class ProviderIntentResolver 9101 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9102 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9103 boolean defaultOnly, int userId) { 9104 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9105 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9106 } 9107 9108 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9109 int userId) { 9110 if (!sUserManager.exists(userId)) 9111 return null; 9112 mFlags = flags; 9113 return super.queryIntent(intent, resolvedType, 9114 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9115 } 9116 9117 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9118 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9119 if (!sUserManager.exists(userId)) 9120 return null; 9121 if (packageProviders == null) { 9122 return null; 9123 } 9124 mFlags = flags; 9125 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9126 final int N = packageProviders.size(); 9127 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9128 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9129 9130 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9131 for (int i = 0; i < N; ++i) { 9132 intentFilters = packageProviders.get(i).intents; 9133 if (intentFilters != null && intentFilters.size() > 0) { 9134 PackageParser.ProviderIntentInfo[] array = 9135 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9136 intentFilters.toArray(array); 9137 listCut.add(array); 9138 } 9139 } 9140 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9141 } 9142 9143 public final void addProvider(PackageParser.Provider p) { 9144 if (mProviders.containsKey(p.getComponentName())) { 9145 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9146 return; 9147 } 9148 9149 mProviders.put(p.getComponentName(), p); 9150 if (DEBUG_SHOW_INFO) { 9151 Log.v(TAG, " " 9152 + (p.info.nonLocalizedLabel != null 9153 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9154 Log.v(TAG, " Class=" + p.info.name); 9155 } 9156 final int NI = p.intents.size(); 9157 int j; 9158 for (j = 0; j < NI; j++) { 9159 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9160 if (DEBUG_SHOW_INFO) { 9161 Log.v(TAG, " IntentFilter:"); 9162 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9163 } 9164 if (!intent.debugCheck()) { 9165 Log.w(TAG, "==> For Provider " + p.info.name); 9166 } 9167 addFilter(intent); 9168 } 9169 } 9170 9171 public final void removeProvider(PackageParser.Provider p) { 9172 mProviders.remove(p.getComponentName()); 9173 if (DEBUG_SHOW_INFO) { 9174 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9175 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9176 Log.v(TAG, " Class=" + p.info.name); 9177 } 9178 final int NI = p.intents.size(); 9179 int j; 9180 for (j = 0; j < NI; j++) { 9181 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9182 if (DEBUG_SHOW_INFO) { 9183 Log.v(TAG, " IntentFilter:"); 9184 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9185 } 9186 removeFilter(intent); 9187 } 9188 } 9189 9190 @Override 9191 protected boolean allowFilterResult( 9192 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9193 ProviderInfo filterPi = filter.provider.info; 9194 for (int i = dest.size() - 1; i >= 0; i--) { 9195 ProviderInfo destPi = dest.get(i).providerInfo; 9196 if (destPi.name == filterPi.name 9197 && destPi.packageName == filterPi.packageName) { 9198 return false; 9199 } 9200 } 9201 return true; 9202 } 9203 9204 @Override 9205 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9206 return new PackageParser.ProviderIntentInfo[size]; 9207 } 9208 9209 @Override 9210 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9211 if (!sUserManager.exists(userId)) 9212 return true; 9213 PackageParser.Package p = filter.provider.owner; 9214 if (p != null) { 9215 PackageSetting ps = (PackageSetting) p.mExtras; 9216 if (ps != null) { 9217 // System apps are never considered stopped for purposes of 9218 // filtering, because there may be no way for the user to 9219 // actually re-launch them. 9220 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9221 && ps.getStopped(userId); 9222 } 9223 } 9224 return false; 9225 } 9226 9227 @Override 9228 protected boolean isPackageForFilter(String packageName, 9229 PackageParser.ProviderIntentInfo info) { 9230 return packageName.equals(info.provider.owner.packageName); 9231 } 9232 9233 @Override 9234 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9235 int match, int userId) { 9236 if (!sUserManager.exists(userId)) 9237 return null; 9238 final PackageParser.ProviderIntentInfo info = filter; 9239 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9240 return null; 9241 } 9242 final PackageParser.Provider provider = info.provider; 9243 if (mSafeMode && (provider.info.applicationInfo.flags 9244 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9245 return null; 9246 } 9247 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9248 if (ps == null) { 9249 return null; 9250 } 9251 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9252 ps.readUserState(userId), userId); 9253 if (pi == null) { 9254 return null; 9255 } 9256 final ResolveInfo res = new ResolveInfo(); 9257 res.providerInfo = pi; 9258 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9259 res.filter = filter; 9260 } 9261 res.priority = info.getPriority(); 9262 res.preferredOrder = provider.owner.mPreferredOrder; 9263 res.match = match; 9264 res.isDefault = info.hasDefault; 9265 res.labelRes = info.labelRes; 9266 res.nonLocalizedLabel = info.nonLocalizedLabel; 9267 res.icon = info.icon; 9268 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9269 return res; 9270 } 9271 9272 @Override 9273 protected void sortResults(List<ResolveInfo> results) { 9274 Collections.sort(results, mResolvePrioritySorter); 9275 } 9276 9277 @Override 9278 protected void dumpFilter(PrintWriter out, String prefix, 9279 PackageParser.ProviderIntentInfo filter) { 9280 out.print(prefix); 9281 out.print( 9282 Integer.toHexString(System.identityHashCode(filter.provider))); 9283 out.print(' '); 9284 filter.provider.printComponentShortName(out); 9285 out.print(" filter "); 9286 out.println(Integer.toHexString(System.identityHashCode(filter))); 9287 } 9288 9289 @Override 9290 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9291 return filter.provider; 9292 } 9293 9294 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9295 PackageParser.Provider provider = (PackageParser.Provider)label; 9296 out.print(prefix); out.print( 9297 Integer.toHexString(System.identityHashCode(provider))); 9298 out.print(' '); 9299 provider.printComponentShortName(out); 9300 if (count > 1) { 9301 out.print(" ("); out.print(count); out.print(" filters)"); 9302 } 9303 out.println(); 9304 } 9305 9306 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9307 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9308 private int mFlags; 9309 }; 9310 9311 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9312 new Comparator<ResolveInfo>() { 9313 public int compare(ResolveInfo r1, ResolveInfo r2) { 9314 int v1 = r1.priority; 9315 int v2 = r2.priority; 9316 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9317 if (v1 != v2) { 9318 return (v1 > v2) ? -1 : 1; 9319 } 9320 v1 = r1.preferredOrder; 9321 v2 = r2.preferredOrder; 9322 if (v1 != v2) { 9323 return (v1 > v2) ? -1 : 1; 9324 } 9325 if (r1.isDefault != r2.isDefault) { 9326 return r1.isDefault ? -1 : 1; 9327 } 9328 v1 = r1.match; 9329 v2 = r2.match; 9330 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9331 if (v1 != v2) { 9332 return (v1 > v2) ? -1 : 1; 9333 } 9334 if (r1.system != r2.system) { 9335 return r1.system ? -1 : 1; 9336 } 9337 return 0; 9338 } 9339 }; 9340 9341 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9342 new Comparator<ProviderInfo>() { 9343 public int compare(ProviderInfo p1, ProviderInfo p2) { 9344 final int v1 = p1.initOrder; 9345 final int v2 = p2.initOrder; 9346 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9347 } 9348 }; 9349 9350 final void sendPackageBroadcast(final String action, final String pkg, 9351 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9352 final int[] userIds) { 9353 mHandler.post(new Runnable() { 9354 @Override 9355 public void run() { 9356 try { 9357 final IActivityManager am = ActivityManagerNative.getDefault(); 9358 if (am == null) return; 9359 final int[] resolvedUserIds; 9360 if (userIds == null) { 9361 resolvedUserIds = am.getRunningUserIds(); 9362 } else { 9363 resolvedUserIds = userIds; 9364 } 9365 for (int id : resolvedUserIds) { 9366 final Intent intent = new Intent(action, 9367 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9368 if (extras != null) { 9369 intent.putExtras(extras); 9370 } 9371 if (targetPkg != null) { 9372 intent.setPackage(targetPkg); 9373 } 9374 // Modify the UID when posting to other users 9375 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9376 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9377 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9378 intent.putExtra(Intent.EXTRA_UID, uid); 9379 } 9380 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9381 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9382 if (DEBUG_BROADCASTS) { 9383 RuntimeException here = new RuntimeException("here"); 9384 here.fillInStackTrace(); 9385 Slog.d(TAG, "Sending to user " + id + ": " 9386 + intent.toShortString(false, true, false, false) 9387 + " " + intent.getExtras(), here); 9388 } 9389 am.broadcastIntent(null, intent, null, finishedReceiver, 9390 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9391 null, finishedReceiver != null, false, id); 9392 } 9393 } catch (RemoteException ex) { 9394 } 9395 } 9396 }); 9397 } 9398 9399 /** 9400 * Check if the external storage media is available. This is true if there 9401 * is a mounted external storage medium or if the external storage is 9402 * emulated. 9403 */ 9404 private boolean isExternalMediaAvailable() { 9405 return mMediaMounted || Environment.isExternalStorageEmulated(); 9406 } 9407 9408 @Override 9409 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9410 // writer 9411 synchronized (mPackages) { 9412 if (!isExternalMediaAvailable()) { 9413 // If the external storage is no longer mounted at this point, 9414 // the caller may not have been able to delete all of this 9415 // packages files and can not delete any more. Bail. 9416 return null; 9417 } 9418 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9419 if (lastPackage != null) { 9420 pkgs.remove(lastPackage); 9421 } 9422 if (pkgs.size() > 0) { 9423 return pkgs.get(0); 9424 } 9425 } 9426 return null; 9427 } 9428 9429 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9430 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9431 userId, andCode ? 1 : 0, packageName); 9432 if (mSystemReady) { 9433 msg.sendToTarget(); 9434 } else { 9435 if (mPostSystemReadyMessages == null) { 9436 mPostSystemReadyMessages = new ArrayList<>(); 9437 } 9438 mPostSystemReadyMessages.add(msg); 9439 } 9440 } 9441 9442 void startCleaningPackages() { 9443 // reader 9444 synchronized (mPackages) { 9445 if (!isExternalMediaAvailable()) { 9446 return; 9447 } 9448 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9449 return; 9450 } 9451 } 9452 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9453 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9454 IActivityManager am = ActivityManagerNative.getDefault(); 9455 if (am != null) { 9456 try { 9457 am.startService(null, intent, null, mContext.getOpPackageName(), 9458 UserHandle.USER_OWNER); 9459 } catch (RemoteException e) { 9460 } 9461 } 9462 } 9463 9464 @Override 9465 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9466 int installFlags, String installerPackageName, VerificationParams verificationParams, 9467 String packageAbiOverride) { 9468 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9469 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9470 } 9471 9472 @Override 9473 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9474 int installFlags, String installerPackageName, VerificationParams verificationParams, 9475 String packageAbiOverride, int userId) { 9476 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9477 9478 final int callingUid = Binder.getCallingUid(); 9479 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9480 9481 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9482 try { 9483 if (observer != null) { 9484 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9485 } 9486 } catch (RemoteException re) { 9487 } 9488 return; 9489 } 9490 9491 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9492 installFlags |= PackageManager.INSTALL_FROM_ADB; 9493 9494 } else { 9495 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9496 // about installerPackageName. 9497 9498 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9499 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9500 } 9501 9502 UserHandle user; 9503 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9504 user = UserHandle.ALL; 9505 } else { 9506 user = new UserHandle(userId); 9507 } 9508 9509 // Only system components can circumvent runtime permissions when installing. 9510 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9511 && mContext.checkCallingOrSelfPermission(Manifest.permission 9512 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9513 throw new SecurityException("You need the " 9514 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9515 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9516 } 9517 9518 verificationParams.setInstallerUid(callingUid); 9519 9520 final File originFile = new File(originPath); 9521 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9522 9523 final Message msg = mHandler.obtainMessage(INIT_COPY); 9524 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9525 null, verificationParams, user, packageAbiOverride, null); 9526 mHandler.sendMessage(msg); 9527 } 9528 9529 void installStage(String packageName, File stagedDir, String stagedCid, 9530 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9531 String installerPackageName, int installerUid, UserHandle user) { 9532 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9533 params.referrerUri, installerUid, null); 9534 verifParams.setInstallerUid(installerUid); 9535 9536 final OriginInfo origin; 9537 if (stagedDir != null) { 9538 origin = OriginInfo.fromStagedFile(stagedDir); 9539 } else { 9540 origin = OriginInfo.fromStagedContainer(stagedCid); 9541 } 9542 9543 final Message msg = mHandler.obtainMessage(INIT_COPY); 9544 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9545 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9546 params.grantedRuntimePermissions); 9547 mHandler.sendMessage(msg); 9548 } 9549 9550 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9551 Bundle extras = new Bundle(1); 9552 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9553 9554 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9555 packageName, extras, null, null, new int[] {userId}); 9556 try { 9557 IActivityManager am = ActivityManagerNative.getDefault(); 9558 final boolean isSystem = 9559 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9560 if (isSystem && am.isUserRunning(userId, false)) { 9561 // The just-installed/enabled app is bundled on the system, so presumed 9562 // to be able to run automatically without needing an explicit launch. 9563 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9564 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9565 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9566 .setPackage(packageName); 9567 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9568 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9569 } 9570 } catch (RemoteException e) { 9571 // shouldn't happen 9572 Slog.w(TAG, "Unable to bootstrap installed package", e); 9573 } 9574 } 9575 9576 @Override 9577 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9578 int userId) { 9579 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9580 PackageSetting pkgSetting; 9581 final int uid = Binder.getCallingUid(); 9582 enforceCrossUserPermission(uid, userId, true, true, 9583 "setApplicationHiddenSetting for user " + userId); 9584 9585 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9586 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9587 return false; 9588 } 9589 9590 long callingId = Binder.clearCallingIdentity(); 9591 try { 9592 boolean sendAdded = false; 9593 boolean sendRemoved = false; 9594 // writer 9595 synchronized (mPackages) { 9596 pkgSetting = mSettings.mPackages.get(packageName); 9597 if (pkgSetting == null) { 9598 return false; 9599 } 9600 if (pkgSetting.getHidden(userId) != hidden) { 9601 pkgSetting.setHidden(hidden, userId); 9602 mSettings.writePackageRestrictionsLPr(userId); 9603 if (hidden) { 9604 sendRemoved = true; 9605 } else { 9606 sendAdded = true; 9607 } 9608 } 9609 } 9610 if (sendAdded) { 9611 sendPackageAddedForUser(packageName, pkgSetting, userId); 9612 return true; 9613 } 9614 if (sendRemoved) { 9615 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9616 "hiding pkg"); 9617 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9618 return true; 9619 } 9620 } finally { 9621 Binder.restoreCallingIdentity(callingId); 9622 } 9623 return false; 9624 } 9625 9626 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9627 int userId) { 9628 final PackageRemovedInfo info = new PackageRemovedInfo(); 9629 info.removedPackage = packageName; 9630 info.removedUsers = new int[] {userId}; 9631 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9632 info.sendBroadcast(false, false, false); 9633 } 9634 9635 /** 9636 * Returns true if application is not found or there was an error. Otherwise it returns 9637 * the hidden state of the package for the given user. 9638 */ 9639 @Override 9640 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9641 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9642 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9643 false, "getApplicationHidden for user " + userId); 9644 PackageSetting pkgSetting; 9645 long callingId = Binder.clearCallingIdentity(); 9646 try { 9647 // writer 9648 synchronized (mPackages) { 9649 pkgSetting = mSettings.mPackages.get(packageName); 9650 if (pkgSetting == null) { 9651 return true; 9652 } 9653 return pkgSetting.getHidden(userId); 9654 } 9655 } finally { 9656 Binder.restoreCallingIdentity(callingId); 9657 } 9658 } 9659 9660 /** 9661 * @hide 9662 */ 9663 @Override 9664 public int installExistingPackageAsUser(String packageName, int userId) { 9665 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9666 null); 9667 PackageSetting pkgSetting; 9668 final int uid = Binder.getCallingUid(); 9669 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9670 + userId); 9671 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9672 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9673 } 9674 9675 long callingId = Binder.clearCallingIdentity(); 9676 try { 9677 boolean sendAdded = false; 9678 9679 // writer 9680 synchronized (mPackages) { 9681 pkgSetting = mSettings.mPackages.get(packageName); 9682 if (pkgSetting == null) { 9683 return PackageManager.INSTALL_FAILED_INVALID_URI; 9684 } 9685 if (!pkgSetting.getInstalled(userId)) { 9686 pkgSetting.setInstalled(true, userId); 9687 pkgSetting.setHidden(false, userId); 9688 mSettings.writePackageRestrictionsLPr(userId); 9689 sendAdded = true; 9690 } 9691 } 9692 9693 if (sendAdded) { 9694 sendPackageAddedForUser(packageName, pkgSetting, userId); 9695 } 9696 } finally { 9697 Binder.restoreCallingIdentity(callingId); 9698 } 9699 9700 return PackageManager.INSTALL_SUCCEEDED; 9701 } 9702 9703 boolean isUserRestricted(int userId, String restrictionKey) { 9704 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9705 if (restrictions.getBoolean(restrictionKey, false)) { 9706 Log.w(TAG, "User is restricted: " + restrictionKey); 9707 return true; 9708 } 9709 return false; 9710 } 9711 9712 @Override 9713 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9714 mContext.enforceCallingOrSelfPermission( 9715 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9716 "Only package verification agents can verify applications"); 9717 9718 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9719 final PackageVerificationResponse response = new PackageVerificationResponse( 9720 verificationCode, Binder.getCallingUid()); 9721 msg.arg1 = id; 9722 msg.obj = response; 9723 mHandler.sendMessage(msg); 9724 } 9725 9726 @Override 9727 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9728 long millisecondsToDelay) { 9729 mContext.enforceCallingOrSelfPermission( 9730 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9731 "Only package verification agents can extend verification timeouts"); 9732 9733 final PackageVerificationState state = mPendingVerification.get(id); 9734 final PackageVerificationResponse response = new PackageVerificationResponse( 9735 verificationCodeAtTimeout, Binder.getCallingUid()); 9736 9737 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9738 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9739 } 9740 if (millisecondsToDelay < 0) { 9741 millisecondsToDelay = 0; 9742 } 9743 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9744 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9745 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9746 } 9747 9748 if ((state != null) && !state.timeoutExtended()) { 9749 state.extendTimeout(); 9750 9751 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9752 msg.arg1 = id; 9753 msg.obj = response; 9754 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9755 } 9756 } 9757 9758 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9759 int verificationCode, UserHandle user) { 9760 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9761 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9762 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9763 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9764 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9765 9766 mContext.sendBroadcastAsUser(intent, user, 9767 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9768 } 9769 9770 private ComponentName matchComponentForVerifier(String packageName, 9771 List<ResolveInfo> receivers) { 9772 ActivityInfo targetReceiver = null; 9773 9774 final int NR = receivers.size(); 9775 for (int i = 0; i < NR; i++) { 9776 final ResolveInfo info = receivers.get(i); 9777 if (info.activityInfo == null) { 9778 continue; 9779 } 9780 9781 if (packageName.equals(info.activityInfo.packageName)) { 9782 targetReceiver = info.activityInfo; 9783 break; 9784 } 9785 } 9786 9787 if (targetReceiver == null) { 9788 return null; 9789 } 9790 9791 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9792 } 9793 9794 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9795 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9796 if (pkgInfo.verifiers.length == 0) { 9797 return null; 9798 } 9799 9800 final int N = pkgInfo.verifiers.length; 9801 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9802 for (int i = 0; i < N; i++) { 9803 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9804 9805 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9806 receivers); 9807 if (comp == null) { 9808 continue; 9809 } 9810 9811 final int verifierUid = getUidForVerifier(verifierInfo); 9812 if (verifierUid == -1) { 9813 continue; 9814 } 9815 9816 if (DEBUG_VERIFY) { 9817 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9818 + " with the correct signature"); 9819 } 9820 sufficientVerifiers.add(comp); 9821 verificationState.addSufficientVerifier(verifierUid); 9822 } 9823 9824 return sufficientVerifiers; 9825 } 9826 9827 private int getUidForVerifier(VerifierInfo verifierInfo) { 9828 synchronized (mPackages) { 9829 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9830 if (pkg == null) { 9831 return -1; 9832 } else if (pkg.mSignatures.length != 1) { 9833 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9834 + " has more than one signature; ignoring"); 9835 return -1; 9836 } 9837 9838 /* 9839 * If the public key of the package's signature does not match 9840 * our expected public key, then this is a different package and 9841 * we should skip. 9842 */ 9843 9844 final byte[] expectedPublicKey; 9845 try { 9846 final Signature verifierSig = pkg.mSignatures[0]; 9847 final PublicKey publicKey = verifierSig.getPublicKey(); 9848 expectedPublicKey = publicKey.getEncoded(); 9849 } catch (CertificateException e) { 9850 return -1; 9851 } 9852 9853 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9854 9855 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9856 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9857 + " does not have the expected public key; ignoring"); 9858 return -1; 9859 } 9860 9861 return pkg.applicationInfo.uid; 9862 } 9863 } 9864 9865 @Override 9866 public void finishPackageInstall(int token) { 9867 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9868 9869 if (DEBUG_INSTALL) { 9870 Slog.v(TAG, "BM finishing package install for " + token); 9871 } 9872 9873 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9874 mHandler.sendMessage(msg); 9875 } 9876 9877 /** 9878 * Get the verification agent timeout. 9879 * 9880 * @return verification timeout in milliseconds 9881 */ 9882 private long getVerificationTimeout() { 9883 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9884 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9885 DEFAULT_VERIFICATION_TIMEOUT); 9886 } 9887 9888 /** 9889 * Get the default verification agent response code. 9890 * 9891 * @return default verification response code 9892 */ 9893 private int getDefaultVerificationResponse() { 9894 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9895 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9896 DEFAULT_VERIFICATION_RESPONSE); 9897 } 9898 9899 /** 9900 * Check whether or not package verification has been enabled. 9901 * 9902 * @return true if verification should be performed 9903 */ 9904 private boolean isVerificationEnabled(int userId, int installFlags) { 9905 if (!DEFAULT_VERIFY_ENABLE) { 9906 return false; 9907 } 9908 9909 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9910 9911 // Check if installing from ADB 9912 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9913 // Do not run verification in a test harness environment 9914 if (ActivityManager.isRunningInTestHarness()) { 9915 return false; 9916 } 9917 if (ensureVerifyAppsEnabled) { 9918 return true; 9919 } 9920 // Check if the developer does not want package verification for ADB installs 9921 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9922 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9923 return false; 9924 } 9925 } 9926 9927 if (ensureVerifyAppsEnabled) { 9928 return true; 9929 } 9930 9931 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9932 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9933 } 9934 9935 @Override 9936 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9937 throws RemoteException { 9938 mContext.enforceCallingOrSelfPermission( 9939 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9940 "Only intentfilter verification agents can verify applications"); 9941 9942 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9943 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9944 Binder.getCallingUid(), verificationCode, failedDomains); 9945 msg.arg1 = id; 9946 msg.obj = response; 9947 mHandler.sendMessage(msg); 9948 } 9949 9950 @Override 9951 public int getIntentVerificationStatus(String packageName, int userId) { 9952 synchronized (mPackages) { 9953 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9954 } 9955 } 9956 9957 @Override 9958 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9959 mContext.enforceCallingOrSelfPermission( 9960 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9961 9962 boolean result = false; 9963 synchronized (mPackages) { 9964 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9965 } 9966 if (result) { 9967 scheduleWritePackageRestrictionsLocked(userId); 9968 } 9969 return result; 9970 } 9971 9972 @Override 9973 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9974 synchronized (mPackages) { 9975 return mSettings.getIntentFilterVerificationsLPr(packageName); 9976 } 9977 } 9978 9979 @Override 9980 public List<IntentFilter> getAllIntentFilters(String packageName) { 9981 if (TextUtils.isEmpty(packageName)) { 9982 return Collections.<IntentFilter>emptyList(); 9983 } 9984 synchronized (mPackages) { 9985 PackageParser.Package pkg = mPackages.get(packageName); 9986 if (pkg == null || pkg.activities == null) { 9987 return Collections.<IntentFilter>emptyList(); 9988 } 9989 final int count = pkg.activities.size(); 9990 ArrayList<IntentFilter> result = new ArrayList<>(); 9991 for (int n=0; n<count; n++) { 9992 PackageParser.Activity activity = pkg.activities.get(n); 9993 if (activity.intents != null || activity.intents.size() > 0) { 9994 result.addAll(activity.intents); 9995 } 9996 } 9997 return result; 9998 } 9999 } 10000 10001 @Override 10002 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10003 mContext.enforceCallingOrSelfPermission( 10004 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10005 10006 synchronized (mPackages) { 10007 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10008 if (packageName != null) { 10009 result |= updateIntentVerificationStatus(packageName, 10010 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10011 userId); 10012 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10013 packageName, userId); 10014 } 10015 return result; 10016 } 10017 } 10018 10019 @Override 10020 public String getDefaultBrowserPackageName(int userId) { 10021 synchronized (mPackages) { 10022 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10023 } 10024 } 10025 10026 /** 10027 * Get the "allow unknown sources" setting. 10028 * 10029 * @return the current "allow unknown sources" setting 10030 */ 10031 private int getUnknownSourcesSettings() { 10032 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10033 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10034 -1); 10035 } 10036 10037 @Override 10038 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10039 final int uid = Binder.getCallingUid(); 10040 // writer 10041 synchronized (mPackages) { 10042 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10043 if (targetPackageSetting == null) { 10044 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10045 } 10046 10047 PackageSetting installerPackageSetting; 10048 if (installerPackageName != null) { 10049 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10050 if (installerPackageSetting == null) { 10051 throw new IllegalArgumentException("Unknown installer package: " 10052 + installerPackageName); 10053 } 10054 } else { 10055 installerPackageSetting = null; 10056 } 10057 10058 Signature[] callerSignature; 10059 Object obj = mSettings.getUserIdLPr(uid); 10060 if (obj != null) { 10061 if (obj instanceof SharedUserSetting) { 10062 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10063 } else if (obj instanceof PackageSetting) { 10064 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10065 } else { 10066 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10067 } 10068 } else { 10069 throw new SecurityException("Unknown calling uid " + uid); 10070 } 10071 10072 // Verify: can't set installerPackageName to a package that is 10073 // not signed with the same cert as the caller. 10074 if (installerPackageSetting != null) { 10075 if (compareSignatures(callerSignature, 10076 installerPackageSetting.signatures.mSignatures) 10077 != PackageManager.SIGNATURE_MATCH) { 10078 throw new SecurityException( 10079 "Caller does not have same cert as new installer package " 10080 + installerPackageName); 10081 } 10082 } 10083 10084 // Verify: if target already has an installer package, it must 10085 // be signed with the same cert as the caller. 10086 if (targetPackageSetting.installerPackageName != null) { 10087 PackageSetting setting = mSettings.mPackages.get( 10088 targetPackageSetting.installerPackageName); 10089 // If the currently set package isn't valid, then it's always 10090 // okay to change it. 10091 if (setting != null) { 10092 if (compareSignatures(callerSignature, 10093 setting.signatures.mSignatures) 10094 != PackageManager.SIGNATURE_MATCH) { 10095 throw new SecurityException( 10096 "Caller does not have same cert as old installer package " 10097 + targetPackageSetting.installerPackageName); 10098 } 10099 } 10100 } 10101 10102 // Okay! 10103 targetPackageSetting.installerPackageName = installerPackageName; 10104 scheduleWriteSettingsLocked(); 10105 } 10106 } 10107 10108 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10109 // Queue up an async operation since the package installation may take a little while. 10110 mHandler.post(new Runnable() { 10111 public void run() { 10112 mHandler.removeCallbacks(this); 10113 // Result object to be returned 10114 PackageInstalledInfo res = new PackageInstalledInfo(); 10115 res.returnCode = currentStatus; 10116 res.uid = -1; 10117 res.pkg = null; 10118 res.removedInfo = new PackageRemovedInfo(); 10119 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10120 args.doPreInstall(res.returnCode); 10121 synchronized (mInstallLock) { 10122 installPackageLI(args, res); 10123 } 10124 args.doPostInstall(res.returnCode, res.uid); 10125 } 10126 10127 // A restore should be performed at this point if (a) the install 10128 // succeeded, (b) the operation is not an update, and (c) the new 10129 // package has not opted out of backup participation. 10130 final boolean update = res.removedInfo.removedPackage != null; 10131 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10132 boolean doRestore = !update 10133 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10134 10135 // Set up the post-install work request bookkeeping. This will be used 10136 // and cleaned up by the post-install event handling regardless of whether 10137 // there's a restore pass performed. Token values are >= 1. 10138 int token; 10139 if (mNextInstallToken < 0) mNextInstallToken = 1; 10140 token = mNextInstallToken++; 10141 10142 PostInstallData data = new PostInstallData(args, res); 10143 mRunningInstalls.put(token, data); 10144 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10145 10146 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10147 // Pass responsibility to the Backup Manager. It will perform a 10148 // restore if appropriate, then pass responsibility back to the 10149 // Package Manager to run the post-install observer callbacks 10150 // and broadcasts. 10151 IBackupManager bm = IBackupManager.Stub.asInterface( 10152 ServiceManager.getService(Context.BACKUP_SERVICE)); 10153 if (bm != null) { 10154 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10155 + " to BM for possible restore"); 10156 try { 10157 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10158 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10159 } else { 10160 doRestore = false; 10161 } 10162 } catch (RemoteException e) { 10163 // can't happen; the backup manager is local 10164 } catch (Exception e) { 10165 Slog.e(TAG, "Exception trying to enqueue restore", e); 10166 doRestore = false; 10167 } 10168 } else { 10169 Slog.e(TAG, "Backup Manager not found!"); 10170 doRestore = false; 10171 } 10172 } 10173 10174 if (!doRestore) { 10175 // No restore possible, or the Backup Manager was mysteriously not 10176 // available -- just fire the post-install work request directly. 10177 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10178 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10179 mHandler.sendMessage(msg); 10180 } 10181 } 10182 }); 10183 } 10184 10185 private abstract class HandlerParams { 10186 private static final int MAX_RETRIES = 4; 10187 10188 /** 10189 * Number of times startCopy() has been attempted and had a non-fatal 10190 * error. 10191 */ 10192 private int mRetries = 0; 10193 10194 /** User handle for the user requesting the information or installation. */ 10195 private final UserHandle mUser; 10196 10197 HandlerParams(UserHandle user) { 10198 mUser = user; 10199 } 10200 10201 UserHandle getUser() { 10202 return mUser; 10203 } 10204 10205 final boolean startCopy() { 10206 boolean res; 10207 try { 10208 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10209 10210 if (++mRetries > MAX_RETRIES) { 10211 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10212 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10213 handleServiceError(); 10214 return false; 10215 } else { 10216 handleStartCopy(); 10217 res = true; 10218 } 10219 } catch (RemoteException e) { 10220 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10221 mHandler.sendEmptyMessage(MCS_RECONNECT); 10222 res = false; 10223 } 10224 handleReturnCode(); 10225 return res; 10226 } 10227 10228 final void serviceError() { 10229 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10230 handleServiceError(); 10231 handleReturnCode(); 10232 } 10233 10234 abstract void handleStartCopy() throws RemoteException; 10235 abstract void handleServiceError(); 10236 abstract void handleReturnCode(); 10237 } 10238 10239 class MeasureParams extends HandlerParams { 10240 private final PackageStats mStats; 10241 private boolean mSuccess; 10242 10243 private final IPackageStatsObserver mObserver; 10244 10245 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10246 super(new UserHandle(stats.userHandle)); 10247 mObserver = observer; 10248 mStats = stats; 10249 } 10250 10251 @Override 10252 public String toString() { 10253 return "MeasureParams{" 10254 + Integer.toHexString(System.identityHashCode(this)) 10255 + " " + mStats.packageName + "}"; 10256 } 10257 10258 @Override 10259 void handleStartCopy() throws RemoteException { 10260 synchronized (mInstallLock) { 10261 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10262 } 10263 10264 if (mSuccess) { 10265 final boolean mounted; 10266 if (Environment.isExternalStorageEmulated()) { 10267 mounted = true; 10268 } else { 10269 final String status = Environment.getExternalStorageState(); 10270 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10271 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10272 } 10273 10274 if (mounted) { 10275 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10276 10277 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10278 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10279 10280 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10281 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10282 10283 // Always subtract cache size, since it's a subdirectory 10284 mStats.externalDataSize -= mStats.externalCacheSize; 10285 10286 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10287 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10288 10289 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10290 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10291 } 10292 } 10293 } 10294 10295 @Override 10296 void handleReturnCode() { 10297 if (mObserver != null) { 10298 try { 10299 mObserver.onGetStatsCompleted(mStats, mSuccess); 10300 } catch (RemoteException e) { 10301 Slog.i(TAG, "Observer no longer exists."); 10302 } 10303 } 10304 } 10305 10306 @Override 10307 void handleServiceError() { 10308 Slog.e(TAG, "Could not measure application " + mStats.packageName 10309 + " external storage"); 10310 } 10311 } 10312 10313 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10314 throws RemoteException { 10315 long result = 0; 10316 for (File path : paths) { 10317 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10318 } 10319 return result; 10320 } 10321 10322 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10323 for (File path : paths) { 10324 try { 10325 mcs.clearDirectory(path.getAbsolutePath()); 10326 } catch (RemoteException e) { 10327 } 10328 } 10329 } 10330 10331 static class OriginInfo { 10332 /** 10333 * Location where install is coming from, before it has been 10334 * copied/renamed into place. This could be a single monolithic APK 10335 * file, or a cluster directory. This location may be untrusted. 10336 */ 10337 final File file; 10338 final String cid; 10339 10340 /** 10341 * Flag indicating that {@link #file} or {@link #cid} has already been 10342 * staged, meaning downstream users don't need to defensively copy the 10343 * contents. 10344 */ 10345 final boolean staged; 10346 10347 /** 10348 * Flag indicating that {@link #file} or {@link #cid} is an already 10349 * installed app that is being moved. 10350 */ 10351 final boolean existing; 10352 10353 final String resolvedPath; 10354 final File resolvedFile; 10355 10356 static OriginInfo fromNothing() { 10357 return new OriginInfo(null, null, false, false); 10358 } 10359 10360 static OriginInfo fromUntrustedFile(File file) { 10361 return new OriginInfo(file, null, false, false); 10362 } 10363 10364 static OriginInfo fromExistingFile(File file) { 10365 return new OriginInfo(file, null, false, true); 10366 } 10367 10368 static OriginInfo fromStagedFile(File file) { 10369 return new OriginInfo(file, null, true, false); 10370 } 10371 10372 static OriginInfo fromStagedContainer(String cid) { 10373 return new OriginInfo(null, cid, true, false); 10374 } 10375 10376 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10377 this.file = file; 10378 this.cid = cid; 10379 this.staged = staged; 10380 this.existing = existing; 10381 10382 if (cid != null) { 10383 resolvedPath = PackageHelper.getSdDir(cid); 10384 resolvedFile = new File(resolvedPath); 10385 } else if (file != null) { 10386 resolvedPath = file.getAbsolutePath(); 10387 resolvedFile = file; 10388 } else { 10389 resolvedPath = null; 10390 resolvedFile = null; 10391 } 10392 } 10393 } 10394 10395 class MoveInfo { 10396 final int moveId; 10397 final String fromUuid; 10398 final String toUuid; 10399 final String packageName; 10400 final String dataAppName; 10401 final int appId; 10402 final String seinfo; 10403 10404 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10405 String dataAppName, int appId, String seinfo) { 10406 this.moveId = moveId; 10407 this.fromUuid = fromUuid; 10408 this.toUuid = toUuid; 10409 this.packageName = packageName; 10410 this.dataAppName = dataAppName; 10411 this.appId = appId; 10412 this.seinfo = seinfo; 10413 } 10414 } 10415 10416 class InstallParams extends HandlerParams { 10417 final OriginInfo origin; 10418 final MoveInfo move; 10419 final IPackageInstallObserver2 observer; 10420 int installFlags; 10421 final String installerPackageName; 10422 final String volumeUuid; 10423 final VerificationParams verificationParams; 10424 private InstallArgs mArgs; 10425 private int mRet; 10426 final String packageAbiOverride; 10427 final String[] grantedRuntimePermissions; 10428 10429 10430 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10431 int installFlags, String installerPackageName, String volumeUuid, 10432 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10433 String[] grantedPermissions) { 10434 super(user); 10435 this.origin = origin; 10436 this.move = move; 10437 this.observer = observer; 10438 this.installFlags = installFlags; 10439 this.installerPackageName = installerPackageName; 10440 this.volumeUuid = volumeUuid; 10441 this.verificationParams = verificationParams; 10442 this.packageAbiOverride = packageAbiOverride; 10443 this.grantedRuntimePermissions = grantedPermissions; 10444 } 10445 10446 @Override 10447 public String toString() { 10448 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10449 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10450 } 10451 10452 public ManifestDigest getManifestDigest() { 10453 if (verificationParams == null) { 10454 return null; 10455 } 10456 return verificationParams.getManifestDigest(); 10457 } 10458 10459 private int installLocationPolicy(PackageInfoLite pkgLite) { 10460 String packageName = pkgLite.packageName; 10461 int installLocation = pkgLite.installLocation; 10462 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10463 // reader 10464 synchronized (mPackages) { 10465 PackageParser.Package pkg = mPackages.get(packageName); 10466 if (pkg != null) { 10467 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10468 // Check for downgrading. 10469 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10470 try { 10471 checkDowngrade(pkg, pkgLite); 10472 } catch (PackageManagerException e) { 10473 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10474 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10475 } 10476 } 10477 // Check for updated system application. 10478 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10479 if (onSd) { 10480 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10481 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10482 } 10483 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10484 } else { 10485 if (onSd) { 10486 // Install flag overrides everything. 10487 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10488 } 10489 // If current upgrade specifies particular preference 10490 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10491 // Application explicitly specified internal. 10492 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10493 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10494 // App explictly prefers external. Let policy decide 10495 } else { 10496 // Prefer previous location 10497 if (isExternal(pkg)) { 10498 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10499 } 10500 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10501 } 10502 } 10503 } else { 10504 // Invalid install. Return error code 10505 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10506 } 10507 } 10508 } 10509 // All the special cases have been taken care of. 10510 // Return result based on recommended install location. 10511 if (onSd) { 10512 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10513 } 10514 return pkgLite.recommendedInstallLocation; 10515 } 10516 10517 /* 10518 * Invoke remote method to get package information and install 10519 * location values. Override install location based on default 10520 * policy if needed and then create install arguments based 10521 * on the install location. 10522 */ 10523 public void handleStartCopy() throws RemoteException { 10524 int ret = PackageManager.INSTALL_SUCCEEDED; 10525 10526 // If we're already staged, we've firmly committed to an install location 10527 if (origin.staged) { 10528 if (origin.file != null) { 10529 installFlags |= PackageManager.INSTALL_INTERNAL; 10530 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10531 } else if (origin.cid != null) { 10532 installFlags |= PackageManager.INSTALL_EXTERNAL; 10533 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10534 } else { 10535 throw new IllegalStateException("Invalid stage location"); 10536 } 10537 } 10538 10539 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10540 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10541 10542 PackageInfoLite pkgLite = null; 10543 10544 if (onInt && onSd) { 10545 // Check if both bits are set. 10546 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10547 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10548 } else { 10549 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10550 packageAbiOverride); 10551 10552 /* 10553 * If we have too little free space, try to free cache 10554 * before giving up. 10555 */ 10556 if (!origin.staged && pkgLite.recommendedInstallLocation 10557 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10558 // TODO: focus freeing disk space on the target device 10559 final StorageManager storage = StorageManager.from(mContext); 10560 final long lowThreshold = storage.getStorageLowBytes( 10561 Environment.getDataDirectory()); 10562 10563 final long sizeBytes = mContainerService.calculateInstalledSize( 10564 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10565 10566 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10567 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10568 installFlags, packageAbiOverride); 10569 } 10570 10571 /* 10572 * The cache free must have deleted the file we 10573 * downloaded to install. 10574 * 10575 * TODO: fix the "freeCache" call to not delete 10576 * the file we care about. 10577 */ 10578 if (pkgLite.recommendedInstallLocation 10579 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10580 pkgLite.recommendedInstallLocation 10581 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10582 } 10583 } 10584 } 10585 10586 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10587 int loc = pkgLite.recommendedInstallLocation; 10588 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10589 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10590 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10591 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10592 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10593 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10594 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10595 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10596 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10597 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10598 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10599 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10600 } else { 10601 // Override with defaults if needed. 10602 loc = installLocationPolicy(pkgLite); 10603 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10604 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10605 } else if (!onSd && !onInt) { 10606 // Override install location with flags 10607 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10608 // Set the flag to install on external media. 10609 installFlags |= PackageManager.INSTALL_EXTERNAL; 10610 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10611 } else { 10612 // Make sure the flag for installing on external 10613 // media is unset 10614 installFlags |= PackageManager.INSTALL_INTERNAL; 10615 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10616 } 10617 } 10618 } 10619 } 10620 10621 final InstallArgs args = createInstallArgs(this); 10622 mArgs = args; 10623 10624 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10625 /* 10626 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10627 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10628 */ 10629 int userIdentifier = getUser().getIdentifier(); 10630 if (userIdentifier == UserHandle.USER_ALL 10631 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10632 userIdentifier = UserHandle.USER_OWNER; 10633 } 10634 10635 /* 10636 * Determine if we have any installed package verifiers. If we 10637 * do, then we'll defer to them to verify the packages. 10638 */ 10639 final int requiredUid = mRequiredVerifierPackage == null ? -1 10640 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10641 if (!origin.existing && requiredUid != -1 10642 && isVerificationEnabled(userIdentifier, installFlags)) { 10643 final Intent verification = new Intent( 10644 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10645 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10646 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10647 PACKAGE_MIME_TYPE); 10648 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10649 10650 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10651 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10652 0 /* TODO: Which userId? */); 10653 10654 if (DEBUG_VERIFY) { 10655 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10656 + verification.toString() + " with " + pkgLite.verifiers.length 10657 + " optional verifiers"); 10658 } 10659 10660 final int verificationId = mPendingVerificationToken++; 10661 10662 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10663 10664 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10665 installerPackageName); 10666 10667 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10668 installFlags); 10669 10670 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10671 pkgLite.packageName); 10672 10673 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10674 pkgLite.versionCode); 10675 10676 if (verificationParams != null) { 10677 if (verificationParams.getVerificationURI() != null) { 10678 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10679 verificationParams.getVerificationURI()); 10680 } 10681 if (verificationParams.getOriginatingURI() != null) { 10682 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10683 verificationParams.getOriginatingURI()); 10684 } 10685 if (verificationParams.getReferrer() != null) { 10686 verification.putExtra(Intent.EXTRA_REFERRER, 10687 verificationParams.getReferrer()); 10688 } 10689 if (verificationParams.getOriginatingUid() >= 0) { 10690 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10691 verificationParams.getOriginatingUid()); 10692 } 10693 if (verificationParams.getInstallerUid() >= 0) { 10694 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10695 verificationParams.getInstallerUid()); 10696 } 10697 } 10698 10699 final PackageVerificationState verificationState = new PackageVerificationState( 10700 requiredUid, args); 10701 10702 mPendingVerification.append(verificationId, verificationState); 10703 10704 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10705 receivers, verificationState); 10706 10707 // Apps installed for "all" users use the device owner to verify the app 10708 UserHandle verifierUser = getUser(); 10709 if (verifierUser == UserHandle.ALL) { 10710 verifierUser = UserHandle.OWNER; 10711 } 10712 10713 /* 10714 * If any sufficient verifiers were listed in the package 10715 * manifest, attempt to ask them. 10716 */ 10717 if (sufficientVerifiers != null) { 10718 final int N = sufficientVerifiers.size(); 10719 if (N == 0) { 10720 Slog.i(TAG, "Additional verifiers required, but none installed."); 10721 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10722 } else { 10723 for (int i = 0; i < N; i++) { 10724 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10725 10726 final Intent sufficientIntent = new Intent(verification); 10727 sufficientIntent.setComponent(verifierComponent); 10728 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10729 } 10730 } 10731 } 10732 10733 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10734 mRequiredVerifierPackage, receivers); 10735 if (ret == PackageManager.INSTALL_SUCCEEDED 10736 && mRequiredVerifierPackage != null) { 10737 /* 10738 * Send the intent to the required verification agent, 10739 * but only start the verification timeout after the 10740 * target BroadcastReceivers have run. 10741 */ 10742 verification.setComponent(requiredVerifierComponent); 10743 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10744 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10745 new BroadcastReceiver() { 10746 @Override 10747 public void onReceive(Context context, Intent intent) { 10748 final Message msg = mHandler 10749 .obtainMessage(CHECK_PENDING_VERIFICATION); 10750 msg.arg1 = verificationId; 10751 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10752 } 10753 }, null, 0, null, null); 10754 10755 /* 10756 * We don't want the copy to proceed until verification 10757 * succeeds, so null out this field. 10758 */ 10759 mArgs = null; 10760 } 10761 } else { 10762 /* 10763 * No package verification is enabled, so immediately start 10764 * the remote call to initiate copy using temporary file. 10765 */ 10766 ret = args.copyApk(mContainerService, true); 10767 } 10768 } 10769 10770 mRet = ret; 10771 } 10772 10773 @Override 10774 void handleReturnCode() { 10775 // If mArgs is null, then MCS couldn't be reached. When it 10776 // reconnects, it will try again to install. At that point, this 10777 // will succeed. 10778 if (mArgs != null) { 10779 processPendingInstall(mArgs, mRet); 10780 } 10781 } 10782 10783 @Override 10784 void handleServiceError() { 10785 mArgs = createInstallArgs(this); 10786 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10787 } 10788 10789 public boolean isForwardLocked() { 10790 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10791 } 10792 } 10793 10794 /** 10795 * Used during creation of InstallArgs 10796 * 10797 * @param installFlags package installation flags 10798 * @return true if should be installed on external storage 10799 */ 10800 private static boolean installOnExternalAsec(int installFlags) { 10801 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10802 return false; 10803 } 10804 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10805 return true; 10806 } 10807 return false; 10808 } 10809 10810 /** 10811 * Used during creation of InstallArgs 10812 * 10813 * @param installFlags package installation flags 10814 * @return true if should be installed as forward locked 10815 */ 10816 private static boolean installForwardLocked(int installFlags) { 10817 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10818 } 10819 10820 private InstallArgs createInstallArgs(InstallParams params) { 10821 if (params.move != null) { 10822 return new MoveInstallArgs(params); 10823 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10824 return new AsecInstallArgs(params); 10825 } else { 10826 return new FileInstallArgs(params); 10827 } 10828 } 10829 10830 /** 10831 * Create args that describe an existing installed package. Typically used 10832 * when cleaning up old installs, or used as a move source. 10833 */ 10834 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10835 String resourcePath, String[] instructionSets) { 10836 final boolean isInAsec; 10837 if (installOnExternalAsec(installFlags)) { 10838 /* Apps on SD card are always in ASEC containers. */ 10839 isInAsec = true; 10840 } else if (installForwardLocked(installFlags) 10841 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10842 /* 10843 * Forward-locked apps are only in ASEC containers if they're the 10844 * new style 10845 */ 10846 isInAsec = true; 10847 } else { 10848 isInAsec = false; 10849 } 10850 10851 if (isInAsec) { 10852 return new AsecInstallArgs(codePath, instructionSets, 10853 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10854 } else { 10855 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10856 } 10857 } 10858 10859 static abstract class InstallArgs { 10860 /** @see InstallParams#origin */ 10861 final OriginInfo origin; 10862 /** @see InstallParams#move */ 10863 final MoveInfo move; 10864 10865 final IPackageInstallObserver2 observer; 10866 // Always refers to PackageManager flags only 10867 final int installFlags; 10868 final String installerPackageName; 10869 final String volumeUuid; 10870 final ManifestDigest manifestDigest; 10871 final UserHandle user; 10872 final String abiOverride; 10873 final String[] installGrantPermissions; 10874 10875 // The list of instruction sets supported by this app. This is currently 10876 // only used during the rmdex() phase to clean up resources. We can get rid of this 10877 // if we move dex files under the common app path. 10878 /* nullable */ String[] instructionSets; 10879 10880 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10881 int installFlags, String installerPackageName, String volumeUuid, 10882 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10883 String abiOverride, String[] installGrantPermissions) { 10884 this.origin = origin; 10885 this.move = move; 10886 this.installFlags = installFlags; 10887 this.observer = observer; 10888 this.installerPackageName = installerPackageName; 10889 this.volumeUuid = volumeUuid; 10890 this.manifestDigest = manifestDigest; 10891 this.user = user; 10892 this.instructionSets = instructionSets; 10893 this.abiOverride = abiOverride; 10894 this.installGrantPermissions = installGrantPermissions; 10895 } 10896 10897 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10898 abstract int doPreInstall(int status); 10899 10900 /** 10901 * Rename package into final resting place. All paths on the given 10902 * scanned package should be updated to reflect the rename. 10903 */ 10904 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10905 abstract int doPostInstall(int status, int uid); 10906 10907 /** @see PackageSettingBase#codePathString */ 10908 abstract String getCodePath(); 10909 /** @see PackageSettingBase#resourcePathString */ 10910 abstract String getResourcePath(); 10911 10912 // Need installer lock especially for dex file removal. 10913 abstract void cleanUpResourcesLI(); 10914 abstract boolean doPostDeleteLI(boolean delete); 10915 10916 /** 10917 * Called before the source arguments are copied. This is used mostly 10918 * for MoveParams when it needs to read the source file to put it in the 10919 * destination. 10920 */ 10921 int doPreCopy() { 10922 return PackageManager.INSTALL_SUCCEEDED; 10923 } 10924 10925 /** 10926 * Called after the source arguments are copied. This is used mostly for 10927 * MoveParams when it needs to read the source file to put it in the 10928 * destination. 10929 * 10930 * @return 10931 */ 10932 int doPostCopy(int uid) { 10933 return PackageManager.INSTALL_SUCCEEDED; 10934 } 10935 10936 protected boolean isFwdLocked() { 10937 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10938 } 10939 10940 protected boolean isExternalAsec() { 10941 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10942 } 10943 10944 UserHandle getUser() { 10945 return user; 10946 } 10947 } 10948 10949 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10950 if (!allCodePaths.isEmpty()) { 10951 if (instructionSets == null) { 10952 throw new IllegalStateException("instructionSet == null"); 10953 } 10954 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10955 for (String codePath : allCodePaths) { 10956 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10957 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10958 if (retCode < 0) { 10959 Slog.w(TAG, "Couldn't remove dex file for package: " 10960 + " at location " + codePath + ", retcode=" + retCode); 10961 // we don't consider this to be a failure of the core package deletion 10962 } 10963 } 10964 } 10965 } 10966 } 10967 10968 /** 10969 * Logic to handle installation of non-ASEC applications, including copying 10970 * and renaming logic. 10971 */ 10972 class FileInstallArgs extends InstallArgs { 10973 private File codeFile; 10974 private File resourceFile; 10975 10976 // Example topology: 10977 // /data/app/com.example/base.apk 10978 // /data/app/com.example/split_foo.apk 10979 // /data/app/com.example/lib/arm/libfoo.so 10980 // /data/app/com.example/lib/arm64/libfoo.so 10981 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10982 10983 /** New install */ 10984 FileInstallArgs(InstallParams params) { 10985 super(params.origin, params.move, params.observer, params.installFlags, 10986 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10987 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 10988 params.grantedRuntimePermissions); 10989 if (isFwdLocked()) { 10990 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10991 } 10992 } 10993 10994 /** Existing install */ 10995 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10996 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10997 null, null); 10998 this.codeFile = (codePath != null) ? new File(codePath) : null; 10999 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11000 } 11001 11002 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11003 if (origin.staged) { 11004 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11005 codeFile = origin.file; 11006 resourceFile = origin.file; 11007 return PackageManager.INSTALL_SUCCEEDED; 11008 } 11009 11010 try { 11011 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11012 codeFile = tempDir; 11013 resourceFile = tempDir; 11014 } catch (IOException e) { 11015 Slog.w(TAG, "Failed to create copy file: " + e); 11016 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11017 } 11018 11019 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11020 @Override 11021 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11022 if (!FileUtils.isValidExtFilename(name)) { 11023 throw new IllegalArgumentException("Invalid filename: " + name); 11024 } 11025 try { 11026 final File file = new File(codeFile, name); 11027 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11028 O_RDWR | O_CREAT, 0644); 11029 Os.chmod(file.getAbsolutePath(), 0644); 11030 return new ParcelFileDescriptor(fd); 11031 } catch (ErrnoException e) { 11032 throw new RemoteException("Failed to open: " + e.getMessage()); 11033 } 11034 } 11035 }; 11036 11037 int ret = PackageManager.INSTALL_SUCCEEDED; 11038 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11039 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11040 Slog.e(TAG, "Failed to copy package"); 11041 return ret; 11042 } 11043 11044 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11045 NativeLibraryHelper.Handle handle = null; 11046 try { 11047 handle = NativeLibraryHelper.Handle.create(codeFile); 11048 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11049 abiOverride); 11050 } catch (IOException e) { 11051 Slog.e(TAG, "Copying native libraries failed", e); 11052 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11053 } finally { 11054 IoUtils.closeQuietly(handle); 11055 } 11056 11057 return ret; 11058 } 11059 11060 int doPreInstall(int status) { 11061 if (status != PackageManager.INSTALL_SUCCEEDED) { 11062 cleanUp(); 11063 } 11064 return status; 11065 } 11066 11067 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11068 if (status != PackageManager.INSTALL_SUCCEEDED) { 11069 cleanUp(); 11070 return false; 11071 } 11072 11073 final File targetDir = codeFile.getParentFile(); 11074 final File beforeCodeFile = codeFile; 11075 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11076 11077 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11078 try { 11079 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11080 } catch (ErrnoException e) { 11081 Slog.w(TAG, "Failed to rename", e); 11082 return false; 11083 } 11084 11085 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11086 Slog.w(TAG, "Failed to restorecon"); 11087 return false; 11088 } 11089 11090 // Reflect the rename internally 11091 codeFile = afterCodeFile; 11092 resourceFile = afterCodeFile; 11093 11094 // Reflect the rename in scanned details 11095 pkg.codePath = afterCodeFile.getAbsolutePath(); 11096 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11097 pkg.baseCodePath); 11098 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11099 pkg.splitCodePaths); 11100 11101 // Reflect the rename in app info 11102 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11103 pkg.applicationInfo.setCodePath(pkg.codePath); 11104 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11105 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11106 pkg.applicationInfo.setResourcePath(pkg.codePath); 11107 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11108 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11109 11110 return true; 11111 } 11112 11113 int doPostInstall(int status, int uid) { 11114 if (status != PackageManager.INSTALL_SUCCEEDED) { 11115 cleanUp(); 11116 } 11117 return status; 11118 } 11119 11120 @Override 11121 String getCodePath() { 11122 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11123 } 11124 11125 @Override 11126 String getResourcePath() { 11127 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11128 } 11129 11130 private boolean cleanUp() { 11131 if (codeFile == null || !codeFile.exists()) { 11132 return false; 11133 } 11134 11135 if (codeFile.isDirectory()) { 11136 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11137 } else { 11138 codeFile.delete(); 11139 } 11140 11141 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11142 resourceFile.delete(); 11143 } 11144 11145 return true; 11146 } 11147 11148 void cleanUpResourcesLI() { 11149 // Try enumerating all code paths before deleting 11150 List<String> allCodePaths = Collections.EMPTY_LIST; 11151 if (codeFile != null && codeFile.exists()) { 11152 try { 11153 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11154 allCodePaths = pkg.getAllCodePaths(); 11155 } catch (PackageParserException e) { 11156 // Ignored; we tried our best 11157 } 11158 } 11159 11160 cleanUp(); 11161 removeDexFiles(allCodePaths, instructionSets); 11162 } 11163 11164 boolean doPostDeleteLI(boolean delete) { 11165 // XXX err, shouldn't we respect the delete flag? 11166 cleanUpResourcesLI(); 11167 return true; 11168 } 11169 } 11170 11171 private boolean isAsecExternal(String cid) { 11172 final String asecPath = PackageHelper.getSdFilesystem(cid); 11173 return !asecPath.startsWith(mAsecInternalPath); 11174 } 11175 11176 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11177 PackageManagerException { 11178 if (copyRet < 0) { 11179 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11180 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11181 throw new PackageManagerException(copyRet, message); 11182 } 11183 } 11184 } 11185 11186 /** 11187 * Extract the MountService "container ID" from the full code path of an 11188 * .apk. 11189 */ 11190 static String cidFromCodePath(String fullCodePath) { 11191 int eidx = fullCodePath.lastIndexOf("/"); 11192 String subStr1 = fullCodePath.substring(0, eidx); 11193 int sidx = subStr1.lastIndexOf("/"); 11194 return subStr1.substring(sidx+1, eidx); 11195 } 11196 11197 /** 11198 * Logic to handle installation of ASEC applications, including copying and 11199 * renaming logic. 11200 */ 11201 class AsecInstallArgs extends InstallArgs { 11202 static final String RES_FILE_NAME = "pkg.apk"; 11203 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11204 11205 String cid; 11206 String packagePath; 11207 String resourcePath; 11208 11209 /** New install */ 11210 AsecInstallArgs(InstallParams params) { 11211 super(params.origin, params.move, params.observer, params.installFlags, 11212 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11213 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11214 params.grantedRuntimePermissions); 11215 } 11216 11217 /** Existing install */ 11218 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11219 boolean isExternal, boolean isForwardLocked) { 11220 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11221 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11222 instructionSets, null, null); 11223 // Hackily pretend we're still looking at a full code path 11224 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11225 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11226 } 11227 11228 // Extract cid from fullCodePath 11229 int eidx = fullCodePath.lastIndexOf("/"); 11230 String subStr1 = fullCodePath.substring(0, eidx); 11231 int sidx = subStr1.lastIndexOf("/"); 11232 cid = subStr1.substring(sidx+1, eidx); 11233 setMountPath(subStr1); 11234 } 11235 11236 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11237 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11238 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11239 instructionSets, null, null); 11240 this.cid = cid; 11241 setMountPath(PackageHelper.getSdDir(cid)); 11242 } 11243 11244 void createCopyFile() { 11245 cid = mInstallerService.allocateExternalStageCidLegacy(); 11246 } 11247 11248 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11249 if (origin.staged) { 11250 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11251 cid = origin.cid; 11252 setMountPath(PackageHelper.getSdDir(cid)); 11253 return PackageManager.INSTALL_SUCCEEDED; 11254 } 11255 11256 if (temp) { 11257 createCopyFile(); 11258 } else { 11259 /* 11260 * Pre-emptively destroy the container since it's destroyed if 11261 * copying fails due to it existing anyway. 11262 */ 11263 PackageHelper.destroySdDir(cid); 11264 } 11265 11266 final String newMountPath = imcs.copyPackageToContainer( 11267 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11268 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11269 11270 if (newMountPath != null) { 11271 setMountPath(newMountPath); 11272 return PackageManager.INSTALL_SUCCEEDED; 11273 } else { 11274 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11275 } 11276 } 11277 11278 @Override 11279 String getCodePath() { 11280 return packagePath; 11281 } 11282 11283 @Override 11284 String getResourcePath() { 11285 return resourcePath; 11286 } 11287 11288 int doPreInstall(int status) { 11289 if (status != PackageManager.INSTALL_SUCCEEDED) { 11290 // Destroy container 11291 PackageHelper.destroySdDir(cid); 11292 } else { 11293 boolean mounted = PackageHelper.isContainerMounted(cid); 11294 if (!mounted) { 11295 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11296 Process.SYSTEM_UID); 11297 if (newMountPath != null) { 11298 setMountPath(newMountPath); 11299 } else { 11300 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11301 } 11302 } 11303 } 11304 return status; 11305 } 11306 11307 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11308 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11309 String newMountPath = null; 11310 if (PackageHelper.isContainerMounted(cid)) { 11311 // Unmount the container 11312 if (!PackageHelper.unMountSdDir(cid)) { 11313 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11314 return false; 11315 } 11316 } 11317 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11318 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11319 " which might be stale. Will try to clean up."); 11320 // Clean up the stale container and proceed to recreate. 11321 if (!PackageHelper.destroySdDir(newCacheId)) { 11322 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11323 return false; 11324 } 11325 // Successfully cleaned up stale container. Try to rename again. 11326 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11327 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11328 + " inspite of cleaning it up."); 11329 return false; 11330 } 11331 } 11332 if (!PackageHelper.isContainerMounted(newCacheId)) { 11333 Slog.w(TAG, "Mounting container " + newCacheId); 11334 newMountPath = PackageHelper.mountSdDir(newCacheId, 11335 getEncryptKey(), Process.SYSTEM_UID); 11336 } else { 11337 newMountPath = PackageHelper.getSdDir(newCacheId); 11338 } 11339 if (newMountPath == null) { 11340 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11341 return false; 11342 } 11343 Log.i(TAG, "Succesfully renamed " + cid + 11344 " to " + newCacheId + 11345 " at new path: " + newMountPath); 11346 cid = newCacheId; 11347 11348 final File beforeCodeFile = new File(packagePath); 11349 setMountPath(newMountPath); 11350 final File afterCodeFile = new File(packagePath); 11351 11352 // Reflect the rename in scanned details 11353 pkg.codePath = afterCodeFile.getAbsolutePath(); 11354 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11355 pkg.baseCodePath); 11356 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11357 pkg.splitCodePaths); 11358 11359 // Reflect the rename in app info 11360 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11361 pkg.applicationInfo.setCodePath(pkg.codePath); 11362 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11363 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11364 pkg.applicationInfo.setResourcePath(pkg.codePath); 11365 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11366 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11367 11368 return true; 11369 } 11370 11371 private void setMountPath(String mountPath) { 11372 final File mountFile = new File(mountPath); 11373 11374 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11375 if (monolithicFile.exists()) { 11376 packagePath = monolithicFile.getAbsolutePath(); 11377 if (isFwdLocked()) { 11378 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11379 } else { 11380 resourcePath = packagePath; 11381 } 11382 } else { 11383 packagePath = mountFile.getAbsolutePath(); 11384 resourcePath = packagePath; 11385 } 11386 } 11387 11388 int doPostInstall(int status, int uid) { 11389 if (status != PackageManager.INSTALL_SUCCEEDED) { 11390 cleanUp(); 11391 } else { 11392 final int groupOwner; 11393 final String protectedFile; 11394 if (isFwdLocked()) { 11395 groupOwner = UserHandle.getSharedAppGid(uid); 11396 protectedFile = RES_FILE_NAME; 11397 } else { 11398 groupOwner = -1; 11399 protectedFile = null; 11400 } 11401 11402 if (uid < Process.FIRST_APPLICATION_UID 11403 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11404 Slog.e(TAG, "Failed to finalize " + cid); 11405 PackageHelper.destroySdDir(cid); 11406 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11407 } 11408 11409 boolean mounted = PackageHelper.isContainerMounted(cid); 11410 if (!mounted) { 11411 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11412 } 11413 } 11414 return status; 11415 } 11416 11417 private void cleanUp() { 11418 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11419 11420 // Destroy secure container 11421 PackageHelper.destroySdDir(cid); 11422 } 11423 11424 private List<String> getAllCodePaths() { 11425 final File codeFile = new File(getCodePath()); 11426 if (codeFile != null && codeFile.exists()) { 11427 try { 11428 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11429 return pkg.getAllCodePaths(); 11430 } catch (PackageParserException e) { 11431 // Ignored; we tried our best 11432 } 11433 } 11434 return Collections.EMPTY_LIST; 11435 } 11436 11437 void cleanUpResourcesLI() { 11438 // Enumerate all code paths before deleting 11439 cleanUpResourcesLI(getAllCodePaths()); 11440 } 11441 11442 private void cleanUpResourcesLI(List<String> allCodePaths) { 11443 cleanUp(); 11444 removeDexFiles(allCodePaths, instructionSets); 11445 } 11446 11447 String getPackageName() { 11448 return getAsecPackageName(cid); 11449 } 11450 11451 boolean doPostDeleteLI(boolean delete) { 11452 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11453 final List<String> allCodePaths = getAllCodePaths(); 11454 boolean mounted = PackageHelper.isContainerMounted(cid); 11455 if (mounted) { 11456 // Unmount first 11457 if (PackageHelper.unMountSdDir(cid)) { 11458 mounted = false; 11459 } 11460 } 11461 if (!mounted && delete) { 11462 cleanUpResourcesLI(allCodePaths); 11463 } 11464 return !mounted; 11465 } 11466 11467 @Override 11468 int doPreCopy() { 11469 if (isFwdLocked()) { 11470 if (!PackageHelper.fixSdPermissions(cid, 11471 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11472 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11473 } 11474 } 11475 11476 return PackageManager.INSTALL_SUCCEEDED; 11477 } 11478 11479 @Override 11480 int doPostCopy(int uid) { 11481 if (isFwdLocked()) { 11482 if (uid < Process.FIRST_APPLICATION_UID 11483 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11484 RES_FILE_NAME)) { 11485 Slog.e(TAG, "Failed to finalize " + cid); 11486 PackageHelper.destroySdDir(cid); 11487 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11488 } 11489 } 11490 11491 return PackageManager.INSTALL_SUCCEEDED; 11492 } 11493 } 11494 11495 /** 11496 * Logic to handle movement of existing installed applications. 11497 */ 11498 class MoveInstallArgs extends InstallArgs { 11499 private File codeFile; 11500 private File resourceFile; 11501 11502 /** New install */ 11503 MoveInstallArgs(InstallParams params) { 11504 super(params.origin, params.move, params.observer, params.installFlags, 11505 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11506 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11507 params.grantedRuntimePermissions); 11508 } 11509 11510 int copyApk(IMediaContainerService imcs, boolean temp) { 11511 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11512 + move.fromUuid + " to " + move.toUuid); 11513 synchronized (mInstaller) { 11514 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11515 move.dataAppName, move.appId, move.seinfo) != 0) { 11516 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11517 } 11518 } 11519 11520 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11521 resourceFile = codeFile; 11522 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11523 11524 return PackageManager.INSTALL_SUCCEEDED; 11525 } 11526 11527 int doPreInstall(int status) { 11528 if (status != PackageManager.INSTALL_SUCCEEDED) { 11529 cleanUp(move.toUuid); 11530 } 11531 return status; 11532 } 11533 11534 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11535 if (status != PackageManager.INSTALL_SUCCEEDED) { 11536 cleanUp(move.toUuid); 11537 return false; 11538 } 11539 11540 // Reflect the move in app info 11541 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11542 pkg.applicationInfo.setCodePath(pkg.codePath); 11543 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11544 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11545 pkg.applicationInfo.setResourcePath(pkg.codePath); 11546 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11547 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11548 11549 return true; 11550 } 11551 11552 int doPostInstall(int status, int uid) { 11553 if (status == PackageManager.INSTALL_SUCCEEDED) { 11554 cleanUp(move.fromUuid); 11555 } else { 11556 cleanUp(move.toUuid); 11557 } 11558 return status; 11559 } 11560 11561 @Override 11562 String getCodePath() { 11563 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11564 } 11565 11566 @Override 11567 String getResourcePath() { 11568 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11569 } 11570 11571 private boolean cleanUp(String volumeUuid) { 11572 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11573 move.dataAppName); 11574 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11575 synchronized (mInstallLock) { 11576 // Clean up both app data and code 11577 removeDataDirsLI(volumeUuid, move.packageName); 11578 if (codeFile.isDirectory()) { 11579 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11580 } else { 11581 codeFile.delete(); 11582 } 11583 } 11584 return true; 11585 } 11586 11587 void cleanUpResourcesLI() { 11588 throw new UnsupportedOperationException(); 11589 } 11590 11591 boolean doPostDeleteLI(boolean delete) { 11592 throw new UnsupportedOperationException(); 11593 } 11594 } 11595 11596 static String getAsecPackageName(String packageCid) { 11597 int idx = packageCid.lastIndexOf("-"); 11598 if (idx == -1) { 11599 return packageCid; 11600 } 11601 return packageCid.substring(0, idx); 11602 } 11603 11604 // Utility method used to create code paths based on package name and available index. 11605 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11606 String idxStr = ""; 11607 int idx = 1; 11608 // Fall back to default value of idx=1 if prefix is not 11609 // part of oldCodePath 11610 if (oldCodePath != null) { 11611 String subStr = oldCodePath; 11612 // Drop the suffix right away 11613 if (suffix != null && subStr.endsWith(suffix)) { 11614 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11615 } 11616 // If oldCodePath already contains prefix find out the 11617 // ending index to either increment or decrement. 11618 int sidx = subStr.lastIndexOf(prefix); 11619 if (sidx != -1) { 11620 subStr = subStr.substring(sidx + prefix.length()); 11621 if (subStr != null) { 11622 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11623 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11624 } 11625 try { 11626 idx = Integer.parseInt(subStr); 11627 if (idx <= 1) { 11628 idx++; 11629 } else { 11630 idx--; 11631 } 11632 } catch(NumberFormatException e) { 11633 } 11634 } 11635 } 11636 } 11637 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11638 return prefix + idxStr; 11639 } 11640 11641 private File getNextCodePath(File targetDir, String packageName) { 11642 int suffix = 1; 11643 File result; 11644 do { 11645 result = new File(targetDir, packageName + "-" + suffix); 11646 suffix++; 11647 } while (result.exists()); 11648 return result; 11649 } 11650 11651 // Utility method that returns the relative package path with respect 11652 // to the installation directory. Like say for /data/data/com.test-1.apk 11653 // string com.test-1 is returned. 11654 static String deriveCodePathName(String codePath) { 11655 if (codePath == null) { 11656 return null; 11657 } 11658 final File codeFile = new File(codePath); 11659 final String name = codeFile.getName(); 11660 if (codeFile.isDirectory()) { 11661 return name; 11662 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11663 final int lastDot = name.lastIndexOf('.'); 11664 return name.substring(0, lastDot); 11665 } else { 11666 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11667 return null; 11668 } 11669 } 11670 11671 class PackageInstalledInfo { 11672 String name; 11673 int uid; 11674 // The set of users that originally had this package installed. 11675 int[] origUsers; 11676 // The set of users that now have this package installed. 11677 int[] newUsers; 11678 PackageParser.Package pkg; 11679 int returnCode; 11680 String returnMsg; 11681 PackageRemovedInfo removedInfo; 11682 11683 public void setError(int code, String msg) { 11684 returnCode = code; 11685 returnMsg = msg; 11686 Slog.w(TAG, msg); 11687 } 11688 11689 public void setError(String msg, PackageParserException e) { 11690 returnCode = e.error; 11691 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11692 Slog.w(TAG, msg, e); 11693 } 11694 11695 public void setError(String msg, PackageManagerException e) { 11696 returnCode = e.error; 11697 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11698 Slog.w(TAG, msg, e); 11699 } 11700 11701 // In some error cases we want to convey more info back to the observer 11702 String origPackage; 11703 String origPermission; 11704 } 11705 11706 /* 11707 * Install a non-existing package. 11708 */ 11709 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11710 UserHandle user, String installerPackageName, String volumeUuid, 11711 PackageInstalledInfo res) { 11712 // Remember this for later, in case we need to rollback this install 11713 String pkgName = pkg.packageName; 11714 11715 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11716 final boolean dataDirExists = Environment 11717 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11718 synchronized(mPackages) { 11719 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11720 // A package with the same name is already installed, though 11721 // it has been renamed to an older name. The package we 11722 // are trying to install should be installed as an update to 11723 // the existing one, but that has not been requested, so bail. 11724 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11725 + " without first uninstalling package running as " 11726 + mSettings.mRenamedPackages.get(pkgName)); 11727 return; 11728 } 11729 if (mPackages.containsKey(pkgName)) { 11730 // Don't allow installation over an existing package with the same name. 11731 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11732 + " without first uninstalling."); 11733 return; 11734 } 11735 } 11736 11737 try { 11738 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11739 System.currentTimeMillis(), user); 11740 11741 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11742 // delete the partially installed application. the data directory will have to be 11743 // restored if it was already existing 11744 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11745 // remove package from internal structures. Note that we want deletePackageX to 11746 // delete the package data and cache directories that it created in 11747 // scanPackageLocked, unless those directories existed before we even tried to 11748 // install. 11749 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11750 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11751 res.removedInfo, true); 11752 } 11753 11754 } catch (PackageManagerException e) { 11755 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11756 } 11757 } 11758 11759 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11760 // Can't rotate keys during boot or if sharedUser. 11761 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11762 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11763 return false; 11764 } 11765 // app is using upgradeKeySets; make sure all are valid 11766 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11767 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11768 for (int i = 0; i < upgradeKeySets.length; i++) { 11769 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11770 Slog.wtf(TAG, "Package " 11771 + (oldPs.name != null ? oldPs.name : "<null>") 11772 + " contains upgrade-key-set reference to unknown key-set: " 11773 + upgradeKeySets[i] 11774 + " reverting to signatures check."); 11775 return false; 11776 } 11777 } 11778 return true; 11779 } 11780 11781 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11782 // Upgrade keysets are being used. Determine if new package has a superset of the 11783 // required keys. 11784 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11785 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11786 for (int i = 0; i < upgradeKeySets.length; i++) { 11787 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11788 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11789 return true; 11790 } 11791 } 11792 return false; 11793 } 11794 11795 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11796 UserHandle user, String installerPackageName, String volumeUuid, 11797 PackageInstalledInfo res) { 11798 final PackageParser.Package oldPackage; 11799 final String pkgName = pkg.packageName; 11800 final int[] allUsers; 11801 final boolean[] perUserInstalled; 11802 11803 // First find the old package info and check signatures 11804 synchronized(mPackages) { 11805 oldPackage = mPackages.get(pkgName); 11806 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11807 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11808 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11809 if(!checkUpgradeKeySetLP(ps, pkg)) { 11810 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11811 "New package not signed by keys specified by upgrade-keysets: " 11812 + pkgName); 11813 return; 11814 } 11815 } else { 11816 // default to original signature matching 11817 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11818 != PackageManager.SIGNATURE_MATCH) { 11819 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11820 "New package has a different signature: " + pkgName); 11821 return; 11822 } 11823 } 11824 11825 // In case of rollback, remember per-user/profile install state 11826 allUsers = sUserManager.getUserIds(); 11827 perUserInstalled = new boolean[allUsers.length]; 11828 for (int i = 0; i < allUsers.length; i++) { 11829 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11830 } 11831 } 11832 11833 boolean sysPkg = (isSystemApp(oldPackage)); 11834 if (sysPkg) { 11835 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11836 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11837 } else { 11838 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11839 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11840 } 11841 } 11842 11843 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11844 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11845 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11846 String volumeUuid, PackageInstalledInfo res) { 11847 String pkgName = deletedPackage.packageName; 11848 boolean deletedPkg = true; 11849 boolean updatedSettings = false; 11850 11851 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11852 + deletedPackage); 11853 long origUpdateTime; 11854 if (pkg.mExtras != null) { 11855 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11856 } else { 11857 origUpdateTime = 0; 11858 } 11859 11860 // First delete the existing package while retaining the data directory 11861 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11862 res.removedInfo, true)) { 11863 // If the existing package wasn't successfully deleted 11864 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11865 deletedPkg = false; 11866 } else { 11867 // Successfully deleted the old package; proceed with replace. 11868 11869 // If deleted package lived in a container, give users a chance to 11870 // relinquish resources before killing. 11871 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11872 if (DEBUG_INSTALL) { 11873 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11874 } 11875 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11876 final ArrayList<String> pkgList = new ArrayList<String>(1); 11877 pkgList.add(deletedPackage.applicationInfo.packageName); 11878 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11879 } 11880 11881 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11882 try { 11883 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11884 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11885 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11886 perUserInstalled, res, user); 11887 updatedSettings = true; 11888 } catch (PackageManagerException e) { 11889 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11890 } 11891 } 11892 11893 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11894 // remove package from internal structures. Note that we want deletePackageX to 11895 // delete the package data and cache directories that it created in 11896 // scanPackageLocked, unless those directories existed before we even tried to 11897 // install. 11898 if(updatedSettings) { 11899 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11900 deletePackageLI( 11901 pkgName, null, true, allUsers, perUserInstalled, 11902 PackageManager.DELETE_KEEP_DATA, 11903 res.removedInfo, true); 11904 } 11905 // Since we failed to install the new package we need to restore the old 11906 // package that we deleted. 11907 if (deletedPkg) { 11908 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11909 File restoreFile = new File(deletedPackage.codePath); 11910 // Parse old package 11911 boolean oldExternal = isExternal(deletedPackage); 11912 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11913 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11914 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11915 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11916 try { 11917 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11918 } catch (PackageManagerException e) { 11919 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11920 + e.getMessage()); 11921 return; 11922 } 11923 // Restore of old package succeeded. Update permissions. 11924 // writer 11925 synchronized (mPackages) { 11926 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11927 UPDATE_PERMISSIONS_ALL); 11928 // can downgrade to reader 11929 mSettings.writeLPr(); 11930 } 11931 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11932 } 11933 } 11934 } 11935 11936 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11937 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11938 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11939 String volumeUuid, PackageInstalledInfo res) { 11940 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11941 + ", old=" + deletedPackage); 11942 boolean disabledSystem = false; 11943 boolean updatedSettings = false; 11944 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11945 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11946 != 0) { 11947 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11948 } 11949 String packageName = deletedPackage.packageName; 11950 if (packageName == null) { 11951 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11952 "Attempt to delete null packageName."); 11953 return; 11954 } 11955 PackageParser.Package oldPkg; 11956 PackageSetting oldPkgSetting; 11957 // reader 11958 synchronized (mPackages) { 11959 oldPkg = mPackages.get(packageName); 11960 oldPkgSetting = mSettings.mPackages.get(packageName); 11961 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11962 (oldPkgSetting == null)) { 11963 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11964 "Couldn't find package:" + packageName + " information"); 11965 return; 11966 } 11967 } 11968 11969 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 11970 11971 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11972 res.removedInfo.removedPackage = packageName; 11973 // Remove existing system package 11974 removePackageLI(oldPkgSetting, true); 11975 // writer 11976 synchronized (mPackages) { 11977 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11978 if (!disabledSystem && deletedPackage != null) { 11979 // We didn't need to disable the .apk as a current system package, 11980 // which means we are replacing another update that is already 11981 // installed. We need to make sure to delete the older one's .apk. 11982 res.removedInfo.args = createInstallArgsForExisting(0, 11983 deletedPackage.applicationInfo.getCodePath(), 11984 deletedPackage.applicationInfo.getResourcePath(), 11985 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11986 } else { 11987 res.removedInfo.args = null; 11988 } 11989 } 11990 11991 // Successfully disabled the old package. Now proceed with re-installation 11992 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11993 11994 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11995 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11996 11997 PackageParser.Package newPackage = null; 11998 try { 11999 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 12000 if (newPackage.mExtras != null) { 12001 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12002 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12003 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12004 12005 // is the update attempting to change shared user? that isn't going to work... 12006 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12007 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12008 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12009 + " to " + newPkgSetting.sharedUser); 12010 updatedSettings = true; 12011 } 12012 } 12013 12014 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12015 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12016 perUserInstalled, res, user); 12017 updatedSettings = true; 12018 } 12019 12020 } catch (PackageManagerException e) { 12021 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12022 } 12023 12024 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12025 // Re installation failed. Restore old information 12026 // Remove new pkg information 12027 if (newPackage != null) { 12028 removeInstalledPackageLI(newPackage, true); 12029 } 12030 // Add back the old system package 12031 try { 12032 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12033 } catch (PackageManagerException e) { 12034 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12035 } 12036 // Restore the old system information in Settings 12037 synchronized (mPackages) { 12038 if (disabledSystem) { 12039 mSettings.enableSystemPackageLPw(packageName); 12040 } 12041 if (updatedSettings) { 12042 mSettings.setInstallerPackageName(packageName, 12043 oldPkgSetting.installerPackageName); 12044 } 12045 mSettings.writeLPr(); 12046 } 12047 } 12048 } 12049 12050 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12051 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12052 UserHandle user) { 12053 String pkgName = newPackage.packageName; 12054 synchronized (mPackages) { 12055 //write settings. the installStatus will be incomplete at this stage. 12056 //note that the new package setting would have already been 12057 //added to mPackages. It hasn't been persisted yet. 12058 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12059 mSettings.writeLPr(); 12060 } 12061 12062 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12063 12064 synchronized (mPackages) { 12065 updatePermissionsLPw(newPackage.packageName, newPackage, 12066 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12067 ? UPDATE_PERMISSIONS_ALL : 0)); 12068 // For system-bundled packages, we assume that installing an upgraded version 12069 // of the package implies that the user actually wants to run that new code, 12070 // so we enable the package. 12071 PackageSetting ps = mSettings.mPackages.get(pkgName); 12072 if (ps != null) { 12073 if (isSystemApp(newPackage)) { 12074 // NB: implicit assumption that system package upgrades apply to all users 12075 if (DEBUG_INSTALL) { 12076 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12077 } 12078 if (res.origUsers != null) { 12079 for (int userHandle : res.origUsers) { 12080 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12081 userHandle, installerPackageName); 12082 } 12083 } 12084 // Also convey the prior install/uninstall state 12085 if (allUsers != null && perUserInstalled != null) { 12086 for (int i = 0; i < allUsers.length; i++) { 12087 if (DEBUG_INSTALL) { 12088 Slog.d(TAG, " user " + allUsers[i] 12089 + " => " + perUserInstalled[i]); 12090 } 12091 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12092 } 12093 // these install state changes will be persisted in the 12094 // upcoming call to mSettings.writeLPr(). 12095 } 12096 } 12097 // It's implied that when a user requests installation, they want the app to be 12098 // installed and enabled. 12099 int userId = user.getIdentifier(); 12100 if (userId != UserHandle.USER_ALL) { 12101 ps.setInstalled(true, userId); 12102 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12103 } 12104 } 12105 res.name = pkgName; 12106 res.uid = newPackage.applicationInfo.uid; 12107 res.pkg = newPackage; 12108 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12109 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12110 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12111 //to update install status 12112 mSettings.writeLPr(); 12113 } 12114 } 12115 12116 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12117 final int installFlags = args.installFlags; 12118 final String installerPackageName = args.installerPackageName; 12119 final String volumeUuid = args.volumeUuid; 12120 final File tmpPackageFile = new File(args.getCodePath()); 12121 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12122 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12123 || (args.volumeUuid != null)); 12124 boolean replace = false; 12125 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12126 if (args.move != null) { 12127 // moving a complete application; perfom an initial scan on the new install location 12128 scanFlags |= SCAN_INITIAL; 12129 } 12130 // Result object to be returned 12131 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12132 12133 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12134 // Retrieve PackageSettings and parse package 12135 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12136 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12137 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12138 PackageParser pp = new PackageParser(); 12139 pp.setSeparateProcesses(mSeparateProcesses); 12140 pp.setDisplayMetrics(mMetrics); 12141 12142 final PackageParser.Package pkg; 12143 try { 12144 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12145 } catch (PackageParserException e) { 12146 res.setError("Failed parse during installPackageLI", e); 12147 return; 12148 } 12149 12150 // Mark that we have an install time CPU ABI override. 12151 pkg.cpuAbiOverride = args.abiOverride; 12152 12153 String pkgName = res.name = pkg.packageName; 12154 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12155 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12156 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12157 return; 12158 } 12159 } 12160 12161 try { 12162 pp.collectCertificates(pkg, parseFlags); 12163 pp.collectManifestDigest(pkg); 12164 } catch (PackageParserException e) { 12165 res.setError("Failed collect during installPackageLI", e); 12166 return; 12167 } 12168 12169 /* If the installer passed in a manifest digest, compare it now. */ 12170 if (args.manifestDigest != null) { 12171 if (DEBUG_INSTALL) { 12172 final String parsedManifest = pkg.manifestDigest == null ? "null" 12173 : pkg.manifestDigest.toString(); 12174 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12175 + parsedManifest); 12176 } 12177 12178 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12179 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12180 return; 12181 } 12182 } else if (DEBUG_INSTALL) { 12183 final String parsedManifest = pkg.manifestDigest == null 12184 ? "null" : pkg.manifestDigest.toString(); 12185 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12186 } 12187 12188 // Get rid of all references to package scan path via parser. 12189 pp = null; 12190 String oldCodePath = null; 12191 boolean systemApp = false; 12192 synchronized (mPackages) { 12193 // Check if installing already existing package 12194 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12195 String oldName = mSettings.mRenamedPackages.get(pkgName); 12196 if (pkg.mOriginalPackages != null 12197 && pkg.mOriginalPackages.contains(oldName) 12198 && mPackages.containsKey(oldName)) { 12199 // This package is derived from an original package, 12200 // and this device has been updating from that original 12201 // name. We must continue using the original name, so 12202 // rename the new package here. 12203 pkg.setPackageName(oldName); 12204 pkgName = pkg.packageName; 12205 replace = true; 12206 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12207 + oldName + " pkgName=" + pkgName); 12208 } else if (mPackages.containsKey(pkgName)) { 12209 // This package, under its official name, already exists 12210 // on the device; we should replace it. 12211 replace = true; 12212 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12213 } 12214 12215 // Prevent apps opting out from runtime permissions 12216 if (replace) { 12217 PackageParser.Package oldPackage = mPackages.get(pkgName); 12218 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12219 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12220 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12221 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12222 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12223 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12224 + " doesn't support runtime permissions but the old" 12225 + " target SDK " + oldTargetSdk + " does."); 12226 return; 12227 } 12228 } 12229 } 12230 12231 PackageSetting ps = mSettings.mPackages.get(pkgName); 12232 if (ps != null) { 12233 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12234 12235 // Quick sanity check that we're signed correctly if updating; 12236 // we'll check this again later when scanning, but we want to 12237 // bail early here before tripping over redefined permissions. 12238 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12239 if (!checkUpgradeKeySetLP(ps, pkg)) { 12240 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12241 + pkg.packageName + " upgrade keys do not match the " 12242 + "previously installed version"); 12243 return; 12244 } 12245 } else { 12246 try { 12247 verifySignaturesLP(ps, pkg); 12248 } catch (PackageManagerException e) { 12249 res.setError(e.error, e.getMessage()); 12250 return; 12251 } 12252 } 12253 12254 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12255 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12256 systemApp = (ps.pkg.applicationInfo.flags & 12257 ApplicationInfo.FLAG_SYSTEM) != 0; 12258 } 12259 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12260 } 12261 12262 // Check whether the newly-scanned package wants to define an already-defined perm 12263 int N = pkg.permissions.size(); 12264 for (int i = N-1; i >= 0; i--) { 12265 PackageParser.Permission perm = pkg.permissions.get(i); 12266 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12267 if (bp != null) { 12268 // If the defining package is signed with our cert, it's okay. This 12269 // also includes the "updating the same package" case, of course. 12270 // "updating same package" could also involve key-rotation. 12271 final boolean sigsOk; 12272 if (bp.sourcePackage.equals(pkg.packageName) 12273 && (bp.packageSetting instanceof PackageSetting) 12274 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12275 scanFlags))) { 12276 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12277 } else { 12278 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12279 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12280 } 12281 if (!sigsOk) { 12282 // If the owning package is the system itself, we log but allow 12283 // install to proceed; we fail the install on all other permission 12284 // redefinitions. 12285 if (!bp.sourcePackage.equals("android")) { 12286 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12287 + pkg.packageName + " attempting to redeclare permission " 12288 + perm.info.name + " already owned by " + bp.sourcePackage); 12289 res.origPermission = perm.info.name; 12290 res.origPackage = bp.sourcePackage; 12291 return; 12292 } else { 12293 Slog.w(TAG, "Package " + pkg.packageName 12294 + " attempting to redeclare system permission " 12295 + perm.info.name + "; ignoring new declaration"); 12296 pkg.permissions.remove(i); 12297 } 12298 } 12299 } 12300 } 12301 12302 } 12303 12304 if (systemApp && onExternal) { 12305 // Disable updates to system apps on sdcard 12306 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12307 "Cannot install updates to system apps on sdcard"); 12308 return; 12309 } 12310 12311 if (args.move != null) { 12312 // We did an in-place move, so dex is ready to roll 12313 scanFlags |= SCAN_NO_DEX; 12314 scanFlags |= SCAN_MOVE; 12315 12316 synchronized (mPackages) { 12317 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12318 if (ps == null) { 12319 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12320 "Missing settings for moved package " + pkgName); 12321 } 12322 12323 // We moved the entire application as-is, so bring over the 12324 // previously derived ABI information. 12325 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12326 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12327 } 12328 12329 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12330 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12331 scanFlags |= SCAN_NO_DEX; 12332 12333 try { 12334 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12335 true /* extract libs */); 12336 } catch (PackageManagerException pme) { 12337 Slog.e(TAG, "Error deriving application ABI", pme); 12338 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12339 return; 12340 } 12341 12342 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12343 int result = mPackageDexOptimizer 12344 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12345 false /* defer */, false /* inclDependencies */); 12346 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12347 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12348 return; 12349 } 12350 } 12351 12352 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12353 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12354 return; 12355 } 12356 12357 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12358 12359 if (replace) { 12360 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12361 installerPackageName, volumeUuid, res); 12362 } else { 12363 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12364 args.user, installerPackageName, volumeUuid, res); 12365 } 12366 synchronized (mPackages) { 12367 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12368 if (ps != null) { 12369 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12370 } 12371 } 12372 } 12373 12374 private void startIntentFilterVerifications(int userId, boolean replacing, 12375 PackageParser.Package pkg) { 12376 if (mIntentFilterVerifierComponent == null) { 12377 Slog.w(TAG, "No IntentFilter verification will not be done as " 12378 + "there is no IntentFilterVerifier available!"); 12379 return; 12380 } 12381 12382 final int verifierUid = getPackageUid( 12383 mIntentFilterVerifierComponent.getPackageName(), 12384 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12385 12386 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12387 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12388 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12389 mHandler.sendMessage(msg); 12390 } 12391 12392 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12393 PackageParser.Package pkg) { 12394 int size = pkg.activities.size(); 12395 if (size == 0) { 12396 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12397 "No activity, so no need to verify any IntentFilter!"); 12398 return; 12399 } 12400 12401 final boolean hasDomainURLs = hasDomainURLs(pkg); 12402 if (!hasDomainURLs) { 12403 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12404 "No domain URLs, so no need to verify any IntentFilter!"); 12405 return; 12406 } 12407 12408 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12409 + " if any IntentFilter from the " + size 12410 + " Activities needs verification ..."); 12411 12412 int count = 0; 12413 final String packageName = pkg.packageName; 12414 12415 synchronized (mPackages) { 12416 // If this is a new install and we see that we've already run verification for this 12417 // package, we have nothing to do: it means the state was restored from backup. 12418 if (!replacing) { 12419 IntentFilterVerificationInfo ivi = 12420 mSettings.getIntentFilterVerificationLPr(packageName); 12421 if (ivi != null) { 12422 if (DEBUG_DOMAIN_VERIFICATION) { 12423 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12424 + ivi.getStatusString()); 12425 } 12426 return; 12427 } 12428 } 12429 12430 // If any filters need to be verified, then all need to be. 12431 boolean needToVerify = false; 12432 for (PackageParser.Activity a : pkg.activities) { 12433 for (ActivityIntentInfo filter : a.intents) { 12434 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12435 if (DEBUG_DOMAIN_VERIFICATION) { 12436 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12437 } 12438 needToVerify = true; 12439 break; 12440 } 12441 } 12442 } 12443 12444 if (needToVerify) { 12445 final int verificationId = mIntentFilterVerificationToken++; 12446 for (PackageParser.Activity a : pkg.activities) { 12447 for (ActivityIntentInfo filter : a.intents) { 12448 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12449 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12450 "Verification needed for IntentFilter:" + filter.toString()); 12451 mIntentFilterVerifier.addOneIntentFilterVerification( 12452 verifierUid, userId, verificationId, filter, packageName); 12453 count++; 12454 } 12455 } 12456 } 12457 } 12458 } 12459 12460 if (count > 0) { 12461 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12462 + " IntentFilter verification" + (count > 1 ? "s" : "") 12463 + " for userId:" + userId); 12464 mIntentFilterVerifier.startVerifications(userId); 12465 } else { 12466 if (DEBUG_DOMAIN_VERIFICATION) { 12467 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12468 } 12469 } 12470 } 12471 12472 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12473 final ComponentName cn = filter.activity.getComponentName(); 12474 final String packageName = cn.getPackageName(); 12475 12476 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12477 packageName); 12478 if (ivi == null) { 12479 return true; 12480 } 12481 int status = ivi.getStatus(); 12482 switch (status) { 12483 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12484 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12485 return true; 12486 12487 default: 12488 // Nothing to do 12489 return false; 12490 } 12491 } 12492 12493 private static boolean isMultiArch(PackageSetting ps) { 12494 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12495 } 12496 12497 private static boolean isMultiArch(ApplicationInfo info) { 12498 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12499 } 12500 12501 private static boolean isExternal(PackageParser.Package pkg) { 12502 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12503 } 12504 12505 private static boolean isExternal(PackageSetting ps) { 12506 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12507 } 12508 12509 private static boolean isExternal(ApplicationInfo info) { 12510 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12511 } 12512 12513 private static boolean isSystemApp(PackageParser.Package pkg) { 12514 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12515 } 12516 12517 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12518 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12519 } 12520 12521 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12522 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12523 } 12524 12525 private static boolean isSystemApp(PackageSetting ps) { 12526 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12527 } 12528 12529 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12530 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12531 } 12532 12533 private int packageFlagsToInstallFlags(PackageSetting ps) { 12534 int installFlags = 0; 12535 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12536 // This existing package was an external ASEC install when we have 12537 // the external flag without a UUID 12538 installFlags |= PackageManager.INSTALL_EXTERNAL; 12539 } 12540 if (ps.isForwardLocked()) { 12541 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12542 } 12543 return installFlags; 12544 } 12545 12546 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12547 if (isExternal(pkg)) { 12548 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12549 return mSettings.getExternalVersion(); 12550 } else { 12551 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12552 } 12553 } else { 12554 return mSettings.getInternalVersion(); 12555 } 12556 } 12557 12558 private void deleteTempPackageFiles() { 12559 final FilenameFilter filter = new FilenameFilter() { 12560 public boolean accept(File dir, String name) { 12561 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12562 } 12563 }; 12564 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12565 file.delete(); 12566 } 12567 } 12568 12569 @Override 12570 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12571 int flags) { 12572 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12573 flags); 12574 } 12575 12576 @Override 12577 public void deletePackage(final String packageName, 12578 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12579 mContext.enforceCallingOrSelfPermission( 12580 android.Manifest.permission.DELETE_PACKAGES, null); 12581 Preconditions.checkNotNull(packageName); 12582 Preconditions.checkNotNull(observer); 12583 final int uid = Binder.getCallingUid(); 12584 if (UserHandle.getUserId(uid) != userId) { 12585 mContext.enforceCallingPermission( 12586 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12587 "deletePackage for user " + userId); 12588 } 12589 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12590 try { 12591 observer.onPackageDeleted(packageName, 12592 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12593 } catch (RemoteException re) { 12594 } 12595 return; 12596 } 12597 12598 boolean uninstallBlocked = false; 12599 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12600 int[] users = sUserManager.getUserIds(); 12601 for (int i = 0; i < users.length; ++i) { 12602 if (getBlockUninstallForUser(packageName, users[i])) { 12603 uninstallBlocked = true; 12604 break; 12605 } 12606 } 12607 } else { 12608 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12609 } 12610 if (uninstallBlocked) { 12611 try { 12612 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12613 null); 12614 } catch (RemoteException re) { 12615 } 12616 return; 12617 } 12618 12619 if (DEBUG_REMOVE) { 12620 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12621 } 12622 // Queue up an async operation since the package deletion may take a little while. 12623 mHandler.post(new Runnable() { 12624 public void run() { 12625 mHandler.removeCallbacks(this); 12626 final int returnCode = deletePackageX(packageName, userId, flags); 12627 if (observer != null) { 12628 try { 12629 observer.onPackageDeleted(packageName, returnCode, null); 12630 } catch (RemoteException e) { 12631 Log.i(TAG, "Observer no longer exists."); 12632 } //end catch 12633 } //end if 12634 } //end run 12635 }); 12636 } 12637 12638 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12639 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12640 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12641 try { 12642 if (dpm != null) { 12643 if (dpm.isDeviceOwner(packageName)) { 12644 return true; 12645 } 12646 int[] users; 12647 if (userId == UserHandle.USER_ALL) { 12648 users = sUserManager.getUserIds(); 12649 } else { 12650 users = new int[]{userId}; 12651 } 12652 for (int i = 0; i < users.length; ++i) { 12653 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12654 return true; 12655 } 12656 } 12657 } 12658 } catch (RemoteException e) { 12659 } 12660 return false; 12661 } 12662 12663 /** 12664 * This method is an internal method that could be get invoked either 12665 * to delete an installed package or to clean up a failed installation. 12666 * After deleting an installed package, a broadcast is sent to notify any 12667 * listeners that the package has been installed. For cleaning up a failed 12668 * installation, the broadcast is not necessary since the package's 12669 * installation wouldn't have sent the initial broadcast either 12670 * The key steps in deleting a package are 12671 * deleting the package information in internal structures like mPackages, 12672 * deleting the packages base directories through installd 12673 * updating mSettings to reflect current status 12674 * persisting settings for later use 12675 * sending a broadcast if necessary 12676 */ 12677 private int deletePackageX(String packageName, int userId, int flags) { 12678 final PackageRemovedInfo info = new PackageRemovedInfo(); 12679 final boolean res; 12680 12681 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12682 ? UserHandle.ALL : new UserHandle(userId); 12683 12684 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12685 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12686 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12687 } 12688 12689 boolean removedForAllUsers = false; 12690 boolean systemUpdate = false; 12691 12692 // for the uninstall-updates case and restricted profiles, remember the per- 12693 // userhandle installed state 12694 int[] allUsers; 12695 boolean[] perUserInstalled; 12696 synchronized (mPackages) { 12697 PackageSetting ps = mSettings.mPackages.get(packageName); 12698 allUsers = sUserManager.getUserIds(); 12699 perUserInstalled = new boolean[allUsers.length]; 12700 for (int i = 0; i < allUsers.length; i++) { 12701 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12702 } 12703 } 12704 12705 synchronized (mInstallLock) { 12706 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12707 res = deletePackageLI(packageName, removeForUser, 12708 true, allUsers, perUserInstalled, 12709 flags | REMOVE_CHATTY, info, true); 12710 systemUpdate = info.isRemovedPackageSystemUpdate; 12711 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12712 removedForAllUsers = true; 12713 } 12714 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12715 + " removedForAllUsers=" + removedForAllUsers); 12716 } 12717 12718 if (res) { 12719 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12720 12721 // If the removed package was a system update, the old system package 12722 // was re-enabled; we need to broadcast this information 12723 if (systemUpdate) { 12724 Bundle extras = new Bundle(1); 12725 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12726 ? info.removedAppId : info.uid); 12727 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12728 12729 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12730 extras, null, null, null); 12731 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12732 extras, null, null, null); 12733 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12734 null, packageName, null, null); 12735 } 12736 } 12737 // Force a gc here. 12738 Runtime.getRuntime().gc(); 12739 // Delete the resources here after sending the broadcast to let 12740 // other processes clean up before deleting resources. 12741 if (info.args != null) { 12742 synchronized (mInstallLock) { 12743 info.args.doPostDeleteLI(true); 12744 } 12745 } 12746 12747 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12748 } 12749 12750 class PackageRemovedInfo { 12751 String removedPackage; 12752 int uid = -1; 12753 int removedAppId = -1; 12754 int[] removedUsers = null; 12755 boolean isRemovedPackageSystemUpdate = false; 12756 // Clean up resources deleted packages. 12757 InstallArgs args = null; 12758 12759 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12760 Bundle extras = new Bundle(1); 12761 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12762 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12763 if (replacing) { 12764 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12765 } 12766 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12767 if (removedPackage != null) { 12768 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12769 extras, null, null, removedUsers); 12770 if (fullRemove && !replacing) { 12771 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12772 extras, null, null, removedUsers); 12773 } 12774 } 12775 if (removedAppId >= 0) { 12776 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12777 removedUsers); 12778 } 12779 } 12780 } 12781 12782 /* 12783 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12784 * flag is not set, the data directory is removed as well. 12785 * make sure this flag is set for partially installed apps. If not its meaningless to 12786 * delete a partially installed application. 12787 */ 12788 private void removePackageDataLI(PackageSetting ps, 12789 int[] allUserHandles, boolean[] perUserInstalled, 12790 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12791 String packageName = ps.name; 12792 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12793 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12794 // Retrieve object to delete permissions for shared user later on 12795 final PackageSetting deletedPs; 12796 // reader 12797 synchronized (mPackages) { 12798 deletedPs = mSettings.mPackages.get(packageName); 12799 if (outInfo != null) { 12800 outInfo.removedPackage = packageName; 12801 outInfo.removedUsers = deletedPs != null 12802 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12803 : null; 12804 } 12805 } 12806 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12807 removeDataDirsLI(ps.volumeUuid, packageName); 12808 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12809 } 12810 // writer 12811 synchronized (mPackages) { 12812 if (deletedPs != null) { 12813 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12814 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12815 clearDefaultBrowserIfNeeded(packageName); 12816 if (outInfo != null) { 12817 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12818 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12819 } 12820 updatePermissionsLPw(deletedPs.name, null, 0); 12821 if (deletedPs.sharedUser != null) { 12822 // Remove permissions associated with package. Since runtime 12823 // permissions are per user we have to kill the removed package 12824 // or packages running under the shared user of the removed 12825 // package if revoking the permissions requested only by the removed 12826 // package is successful and this causes a change in gids. 12827 for (int userId : UserManagerService.getInstance().getUserIds()) { 12828 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12829 userId); 12830 if (userIdToKill == UserHandle.USER_ALL 12831 || userIdToKill >= UserHandle.USER_OWNER) { 12832 // If gids changed for this user, kill all affected packages. 12833 mHandler.post(new Runnable() { 12834 @Override 12835 public void run() { 12836 // This has to happen with no lock held. 12837 killApplication(deletedPs.name, deletedPs.appId, 12838 KILL_APP_REASON_GIDS_CHANGED); 12839 } 12840 }); 12841 break; 12842 } 12843 } 12844 } 12845 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12846 } 12847 // make sure to preserve per-user disabled state if this removal was just 12848 // a downgrade of a system app to the factory package 12849 if (allUserHandles != null && perUserInstalled != null) { 12850 if (DEBUG_REMOVE) { 12851 Slog.d(TAG, "Propagating install state across downgrade"); 12852 } 12853 for (int i = 0; i < allUserHandles.length; i++) { 12854 if (DEBUG_REMOVE) { 12855 Slog.d(TAG, " user " + allUserHandles[i] 12856 + " => " + perUserInstalled[i]); 12857 } 12858 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12859 } 12860 } 12861 } 12862 // can downgrade to reader 12863 if (writeSettings) { 12864 // Save settings now 12865 mSettings.writeLPr(); 12866 } 12867 } 12868 if (outInfo != null) { 12869 // A user ID was deleted here. Go through all users and remove it 12870 // from KeyStore. 12871 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12872 } 12873 } 12874 12875 static boolean locationIsPrivileged(File path) { 12876 try { 12877 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12878 .getCanonicalPath(); 12879 return path.getCanonicalPath().startsWith(privilegedAppDir); 12880 } catch (IOException e) { 12881 Slog.e(TAG, "Unable to access code path " + path); 12882 } 12883 return false; 12884 } 12885 12886 /* 12887 * Tries to delete system package. 12888 */ 12889 private boolean deleteSystemPackageLI(PackageSetting newPs, 12890 int[] allUserHandles, boolean[] perUserInstalled, 12891 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12892 final boolean applyUserRestrictions 12893 = (allUserHandles != null) && (perUserInstalled != null); 12894 PackageSetting disabledPs = null; 12895 // Confirm if the system package has been updated 12896 // An updated system app can be deleted. This will also have to restore 12897 // the system pkg from system partition 12898 // reader 12899 synchronized (mPackages) { 12900 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12901 } 12902 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12903 + " disabledPs=" + disabledPs); 12904 if (disabledPs == null) { 12905 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12906 return false; 12907 } else if (DEBUG_REMOVE) { 12908 Slog.d(TAG, "Deleting system pkg from data partition"); 12909 } 12910 if (DEBUG_REMOVE) { 12911 if (applyUserRestrictions) { 12912 Slog.d(TAG, "Remembering install states:"); 12913 for (int i = 0; i < allUserHandles.length; i++) { 12914 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12915 } 12916 } 12917 } 12918 // Delete the updated package 12919 outInfo.isRemovedPackageSystemUpdate = true; 12920 if (disabledPs.versionCode < newPs.versionCode) { 12921 // Delete data for downgrades 12922 flags &= ~PackageManager.DELETE_KEEP_DATA; 12923 } else { 12924 // Preserve data by setting flag 12925 flags |= PackageManager.DELETE_KEEP_DATA; 12926 } 12927 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12928 allUserHandles, perUserInstalled, outInfo, writeSettings); 12929 if (!ret) { 12930 return false; 12931 } 12932 // writer 12933 synchronized (mPackages) { 12934 // Reinstate the old system package 12935 mSettings.enableSystemPackageLPw(newPs.name); 12936 // Remove any native libraries from the upgraded package. 12937 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12938 } 12939 // Install the system package 12940 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12941 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12942 if (locationIsPrivileged(disabledPs.codePath)) { 12943 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12944 } 12945 12946 final PackageParser.Package newPkg; 12947 try { 12948 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12949 } catch (PackageManagerException e) { 12950 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12951 return false; 12952 } 12953 12954 // writer 12955 synchronized (mPackages) { 12956 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12957 12958 // Propagate the permissions state as we do not want to drop on the floor 12959 // runtime permissions. The update permissions method below will take 12960 // care of removing obsolete permissions and grant install permissions. 12961 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 12962 updatePermissionsLPw(newPkg.packageName, newPkg, 12963 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12964 12965 if (applyUserRestrictions) { 12966 if (DEBUG_REMOVE) { 12967 Slog.d(TAG, "Propagating install state across reinstall"); 12968 } 12969 for (int i = 0; i < allUserHandles.length; i++) { 12970 if (DEBUG_REMOVE) { 12971 Slog.d(TAG, " user " + allUserHandles[i] 12972 + " => " + perUserInstalled[i]); 12973 } 12974 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12975 12976 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 12977 } 12978 // Regardless of writeSettings we need to ensure that this restriction 12979 // state propagation is persisted 12980 mSettings.writeAllUsersPackageRestrictionsLPr(); 12981 } 12982 // can downgrade to reader here 12983 if (writeSettings) { 12984 mSettings.writeLPr(); 12985 } 12986 } 12987 return true; 12988 } 12989 12990 private boolean deleteInstalledPackageLI(PackageSetting ps, 12991 boolean deleteCodeAndResources, int flags, 12992 int[] allUserHandles, boolean[] perUserInstalled, 12993 PackageRemovedInfo outInfo, boolean writeSettings) { 12994 if (outInfo != null) { 12995 outInfo.uid = ps.appId; 12996 } 12997 12998 // Delete package data from internal structures and also remove data if flag is set 12999 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13000 13001 // Delete application code and resources 13002 if (deleteCodeAndResources && (outInfo != null)) { 13003 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13004 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13005 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13006 } 13007 return true; 13008 } 13009 13010 @Override 13011 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13012 int userId) { 13013 mContext.enforceCallingOrSelfPermission( 13014 android.Manifest.permission.DELETE_PACKAGES, null); 13015 synchronized (mPackages) { 13016 PackageSetting ps = mSettings.mPackages.get(packageName); 13017 if (ps == null) { 13018 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13019 return false; 13020 } 13021 if (!ps.getInstalled(userId)) { 13022 // Can't block uninstall for an app that is not installed or enabled. 13023 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13024 return false; 13025 } 13026 ps.setBlockUninstall(blockUninstall, userId); 13027 mSettings.writePackageRestrictionsLPr(userId); 13028 } 13029 return true; 13030 } 13031 13032 @Override 13033 public boolean getBlockUninstallForUser(String packageName, int userId) { 13034 synchronized (mPackages) { 13035 PackageSetting ps = mSettings.mPackages.get(packageName); 13036 if (ps == null) { 13037 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13038 return false; 13039 } 13040 return ps.getBlockUninstall(userId); 13041 } 13042 } 13043 13044 /* 13045 * This method handles package deletion in general 13046 */ 13047 private boolean deletePackageLI(String packageName, UserHandle user, 13048 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13049 int flags, PackageRemovedInfo outInfo, 13050 boolean writeSettings) { 13051 if (packageName == null) { 13052 Slog.w(TAG, "Attempt to delete null packageName."); 13053 return false; 13054 } 13055 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13056 PackageSetting ps; 13057 boolean dataOnly = false; 13058 int removeUser = -1; 13059 int appId = -1; 13060 synchronized (mPackages) { 13061 ps = mSettings.mPackages.get(packageName); 13062 if (ps == null) { 13063 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13064 return false; 13065 } 13066 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13067 && user.getIdentifier() != UserHandle.USER_ALL) { 13068 // The caller is asking that the package only be deleted for a single 13069 // user. To do this, we just mark its uninstalled state and delete 13070 // its data. If this is a system app, we only allow this to happen if 13071 // they have set the special DELETE_SYSTEM_APP which requests different 13072 // semantics than normal for uninstalling system apps. 13073 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13074 final int userId = user.getIdentifier(); 13075 ps.setUserState(userId, 13076 COMPONENT_ENABLED_STATE_DEFAULT, 13077 false, //installed 13078 true, //stopped 13079 true, //notLaunched 13080 false, //hidden 13081 null, null, null, 13082 false, // blockUninstall 13083 ps.readUserState(userId).domainVerificationStatus, 0); 13084 if (!isSystemApp(ps)) { 13085 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13086 // Other user still have this package installed, so all 13087 // we need to do is clear this user's data and save that 13088 // it is uninstalled. 13089 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13090 removeUser = user.getIdentifier(); 13091 appId = ps.appId; 13092 scheduleWritePackageRestrictionsLocked(removeUser); 13093 } else { 13094 // We need to set it back to 'installed' so the uninstall 13095 // broadcasts will be sent correctly. 13096 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13097 ps.setInstalled(true, user.getIdentifier()); 13098 } 13099 } else { 13100 // This is a system app, so we assume that the 13101 // other users still have this package installed, so all 13102 // we need to do is clear this user's data and save that 13103 // it is uninstalled. 13104 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13105 removeUser = user.getIdentifier(); 13106 appId = ps.appId; 13107 scheduleWritePackageRestrictionsLocked(removeUser); 13108 } 13109 } 13110 } 13111 13112 if (removeUser >= 0) { 13113 // From above, we determined that we are deleting this only 13114 // for a single user. Continue the work here. 13115 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13116 if (outInfo != null) { 13117 outInfo.removedPackage = packageName; 13118 outInfo.removedAppId = appId; 13119 outInfo.removedUsers = new int[] {removeUser}; 13120 } 13121 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13122 removeKeystoreDataIfNeeded(removeUser, appId); 13123 schedulePackageCleaning(packageName, removeUser, false); 13124 synchronized (mPackages) { 13125 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13126 scheduleWritePackageRestrictionsLocked(removeUser); 13127 } 13128 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13129 } 13130 return true; 13131 } 13132 13133 if (dataOnly) { 13134 // Delete application data first 13135 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13136 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13137 return true; 13138 } 13139 13140 boolean ret = false; 13141 if (isSystemApp(ps)) { 13142 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13143 // When an updated system application is deleted we delete the existing resources as well and 13144 // fall back to existing code in system partition 13145 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13146 flags, outInfo, writeSettings); 13147 } else { 13148 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13149 // Kill application pre-emptively especially for apps on sd. 13150 killApplication(packageName, ps.appId, "uninstall pkg"); 13151 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13152 allUserHandles, perUserInstalled, 13153 outInfo, writeSettings); 13154 } 13155 13156 return ret; 13157 } 13158 13159 private final class ClearStorageConnection implements ServiceConnection { 13160 IMediaContainerService mContainerService; 13161 13162 @Override 13163 public void onServiceConnected(ComponentName name, IBinder service) { 13164 synchronized (this) { 13165 mContainerService = IMediaContainerService.Stub.asInterface(service); 13166 notifyAll(); 13167 } 13168 } 13169 13170 @Override 13171 public void onServiceDisconnected(ComponentName name) { 13172 } 13173 } 13174 13175 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13176 final boolean mounted; 13177 if (Environment.isExternalStorageEmulated()) { 13178 mounted = true; 13179 } else { 13180 final String status = Environment.getExternalStorageState(); 13181 13182 mounted = status.equals(Environment.MEDIA_MOUNTED) 13183 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13184 } 13185 13186 if (!mounted) { 13187 return; 13188 } 13189 13190 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13191 int[] users; 13192 if (userId == UserHandle.USER_ALL) { 13193 users = sUserManager.getUserIds(); 13194 } else { 13195 users = new int[] { userId }; 13196 } 13197 final ClearStorageConnection conn = new ClearStorageConnection(); 13198 if (mContext.bindServiceAsUser( 13199 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13200 try { 13201 for (int curUser : users) { 13202 long timeout = SystemClock.uptimeMillis() + 5000; 13203 synchronized (conn) { 13204 long now = SystemClock.uptimeMillis(); 13205 while (conn.mContainerService == null && now < timeout) { 13206 try { 13207 conn.wait(timeout - now); 13208 } catch (InterruptedException e) { 13209 } 13210 } 13211 } 13212 if (conn.mContainerService == null) { 13213 return; 13214 } 13215 13216 final UserEnvironment userEnv = new UserEnvironment(curUser); 13217 clearDirectory(conn.mContainerService, 13218 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13219 if (allData) { 13220 clearDirectory(conn.mContainerService, 13221 userEnv.buildExternalStorageAppDataDirs(packageName)); 13222 clearDirectory(conn.mContainerService, 13223 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13224 } 13225 } 13226 } finally { 13227 mContext.unbindService(conn); 13228 } 13229 } 13230 } 13231 13232 @Override 13233 public void clearApplicationUserData(final String packageName, 13234 final IPackageDataObserver observer, final int userId) { 13235 mContext.enforceCallingOrSelfPermission( 13236 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13237 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13238 // Queue up an async operation since the package deletion may take a little while. 13239 mHandler.post(new Runnable() { 13240 public void run() { 13241 mHandler.removeCallbacks(this); 13242 final boolean succeeded; 13243 synchronized (mInstallLock) { 13244 succeeded = clearApplicationUserDataLI(packageName, userId); 13245 } 13246 clearExternalStorageDataSync(packageName, userId, true); 13247 if (succeeded) { 13248 // invoke DeviceStorageMonitor's update method to clear any notifications 13249 DeviceStorageMonitorInternal 13250 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13251 if (dsm != null) { 13252 dsm.checkMemory(); 13253 } 13254 } 13255 if(observer != null) { 13256 try { 13257 observer.onRemoveCompleted(packageName, succeeded); 13258 } catch (RemoteException e) { 13259 Log.i(TAG, "Observer no longer exists."); 13260 } 13261 } //end if observer 13262 } //end run 13263 }); 13264 } 13265 13266 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13267 if (packageName == null) { 13268 Slog.w(TAG, "Attempt to delete null packageName."); 13269 return false; 13270 } 13271 13272 // Try finding details about the requested package 13273 PackageParser.Package pkg; 13274 synchronized (mPackages) { 13275 pkg = mPackages.get(packageName); 13276 if (pkg == null) { 13277 final PackageSetting ps = mSettings.mPackages.get(packageName); 13278 if (ps != null) { 13279 pkg = ps.pkg; 13280 } 13281 } 13282 13283 if (pkg == null) { 13284 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13285 return false; 13286 } 13287 13288 PackageSetting ps = (PackageSetting) pkg.mExtras; 13289 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13290 } 13291 13292 // Always delete data directories for package, even if we found no other 13293 // record of app. This helps users recover from UID mismatches without 13294 // resorting to a full data wipe. 13295 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13296 if (retCode < 0) { 13297 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13298 return false; 13299 } 13300 13301 final int appId = pkg.applicationInfo.uid; 13302 removeKeystoreDataIfNeeded(userId, appId); 13303 13304 // Create a native library symlink only if we have native libraries 13305 // and if the native libraries are 32 bit libraries. We do not provide 13306 // this symlink for 64 bit libraries. 13307 if (pkg.applicationInfo.primaryCpuAbi != null && 13308 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13309 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13310 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13311 nativeLibPath, userId) < 0) { 13312 Slog.w(TAG, "Failed linking native library dir"); 13313 return false; 13314 } 13315 } 13316 13317 return true; 13318 } 13319 13320 /** 13321 * Reverts user permission state changes (permissions and flags) in 13322 * all packages for a given user. 13323 * 13324 * @param userId The device user for which to do a reset. 13325 */ 13326 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13327 final int packageCount = mPackages.size(); 13328 for (int i = 0; i < packageCount; i++) { 13329 PackageParser.Package pkg = mPackages.valueAt(i); 13330 PackageSetting ps = (PackageSetting) pkg.mExtras; 13331 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13332 } 13333 } 13334 13335 /** 13336 * Reverts user permission state changes (permissions and flags). 13337 * 13338 * @param ps The package for which to reset. 13339 * @param userId The device user for which to do a reset. 13340 */ 13341 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13342 final PackageSetting ps, final int userId) { 13343 if (ps.pkg == null) { 13344 return; 13345 } 13346 13347 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13348 | FLAG_PERMISSION_USER_FIXED 13349 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13350 13351 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13352 | FLAG_PERMISSION_POLICY_FIXED; 13353 13354 boolean writeInstallPermissions = false; 13355 boolean writeRuntimePermissions = false; 13356 13357 final int permissionCount = ps.pkg.requestedPermissions.size(); 13358 for (int i = 0; i < permissionCount; i++) { 13359 String permission = ps.pkg.requestedPermissions.get(i); 13360 13361 BasePermission bp = mSettings.mPermissions.get(permission); 13362 if (bp == null) { 13363 continue; 13364 } 13365 13366 // If shared user we just reset the state to which only this app contributed. 13367 if (ps.sharedUser != null) { 13368 boolean used = false; 13369 final int packageCount = ps.sharedUser.packages.size(); 13370 for (int j = 0; j < packageCount; j++) { 13371 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13372 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13373 && pkg.pkg.requestedPermissions.contains(permission)) { 13374 used = true; 13375 break; 13376 } 13377 } 13378 if (used) { 13379 continue; 13380 } 13381 } 13382 13383 PermissionsState permissionsState = ps.getPermissionsState(); 13384 13385 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13386 13387 // Always clear the user settable flags. 13388 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13389 bp.name) != null; 13390 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13391 if (hasInstallState) { 13392 writeInstallPermissions = true; 13393 } else { 13394 writeRuntimePermissions = true; 13395 } 13396 } 13397 13398 // Below is only runtime permission handling. 13399 if (!bp.isRuntime()) { 13400 continue; 13401 } 13402 13403 // Never clobber system or policy. 13404 if ((oldFlags & policyOrSystemFlags) != 0) { 13405 continue; 13406 } 13407 13408 // If this permission was granted by default, make sure it is. 13409 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13410 if (permissionsState.grantRuntimePermission(bp, userId) 13411 != PERMISSION_OPERATION_FAILURE) { 13412 writeRuntimePermissions = true; 13413 } 13414 } else { 13415 // Otherwise, reset the permission. 13416 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13417 switch (revokeResult) { 13418 case PERMISSION_OPERATION_SUCCESS: { 13419 writeRuntimePermissions = true; 13420 } break; 13421 13422 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13423 writeRuntimePermissions = true; 13424 final int appId = ps.appId; 13425 mHandler.post(new Runnable() { 13426 @Override 13427 public void run() { 13428 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13429 } 13430 }); 13431 } break; 13432 } 13433 } 13434 } 13435 13436 // Synchronously write as we are taking permissions away. 13437 if (writeRuntimePermissions) { 13438 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13439 } 13440 13441 // Synchronously write as we are taking permissions away. 13442 if (writeInstallPermissions) { 13443 mSettings.writeLPr(); 13444 } 13445 } 13446 13447 /** 13448 * Remove entries from the keystore daemon. Will only remove it if the 13449 * {@code appId} is valid. 13450 */ 13451 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13452 if (appId < 0) { 13453 return; 13454 } 13455 13456 final KeyStore keyStore = KeyStore.getInstance(); 13457 if (keyStore != null) { 13458 if (userId == UserHandle.USER_ALL) { 13459 for (final int individual : sUserManager.getUserIds()) { 13460 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13461 } 13462 } else { 13463 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13464 } 13465 } else { 13466 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13467 } 13468 } 13469 13470 @Override 13471 public void deleteApplicationCacheFiles(final String packageName, 13472 final IPackageDataObserver observer) { 13473 mContext.enforceCallingOrSelfPermission( 13474 android.Manifest.permission.DELETE_CACHE_FILES, null); 13475 // Queue up an async operation since the package deletion may take a little while. 13476 final int userId = UserHandle.getCallingUserId(); 13477 mHandler.post(new Runnable() { 13478 public void run() { 13479 mHandler.removeCallbacks(this); 13480 final boolean succeded; 13481 synchronized (mInstallLock) { 13482 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13483 } 13484 clearExternalStorageDataSync(packageName, userId, false); 13485 if (observer != null) { 13486 try { 13487 observer.onRemoveCompleted(packageName, succeded); 13488 } catch (RemoteException e) { 13489 Log.i(TAG, "Observer no longer exists."); 13490 } 13491 } //end if observer 13492 } //end run 13493 }); 13494 } 13495 13496 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13497 if (packageName == null) { 13498 Slog.w(TAG, "Attempt to delete null packageName."); 13499 return false; 13500 } 13501 PackageParser.Package p; 13502 synchronized (mPackages) { 13503 p = mPackages.get(packageName); 13504 } 13505 if (p == null) { 13506 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13507 return false; 13508 } 13509 final ApplicationInfo applicationInfo = p.applicationInfo; 13510 if (applicationInfo == null) { 13511 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13512 return false; 13513 } 13514 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13515 if (retCode < 0) { 13516 Slog.w(TAG, "Couldn't remove cache files for package: " 13517 + packageName + " u" + userId); 13518 return false; 13519 } 13520 return true; 13521 } 13522 13523 @Override 13524 public void getPackageSizeInfo(final String packageName, int userHandle, 13525 final IPackageStatsObserver observer) { 13526 mContext.enforceCallingOrSelfPermission( 13527 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13528 if (packageName == null) { 13529 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13530 } 13531 13532 PackageStats stats = new PackageStats(packageName, userHandle); 13533 13534 /* 13535 * Queue up an async operation since the package measurement may take a 13536 * little while. 13537 */ 13538 Message msg = mHandler.obtainMessage(INIT_COPY); 13539 msg.obj = new MeasureParams(stats, observer); 13540 mHandler.sendMessage(msg); 13541 } 13542 13543 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13544 PackageStats pStats) { 13545 if (packageName == null) { 13546 Slog.w(TAG, "Attempt to get size of null packageName."); 13547 return false; 13548 } 13549 PackageParser.Package p; 13550 boolean dataOnly = false; 13551 String libDirRoot = null; 13552 String asecPath = null; 13553 PackageSetting ps = null; 13554 synchronized (mPackages) { 13555 p = mPackages.get(packageName); 13556 ps = mSettings.mPackages.get(packageName); 13557 if(p == null) { 13558 dataOnly = true; 13559 if((ps == null) || (ps.pkg == null)) { 13560 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13561 return false; 13562 } 13563 p = ps.pkg; 13564 } 13565 if (ps != null) { 13566 libDirRoot = ps.legacyNativeLibraryPathString; 13567 } 13568 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13569 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13570 if (secureContainerId != null) { 13571 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13572 } 13573 } 13574 } 13575 String publicSrcDir = null; 13576 if(!dataOnly) { 13577 final ApplicationInfo applicationInfo = p.applicationInfo; 13578 if (applicationInfo == null) { 13579 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13580 return false; 13581 } 13582 if (p.isForwardLocked()) { 13583 publicSrcDir = applicationInfo.getBaseResourcePath(); 13584 } 13585 } 13586 // TODO: extend to measure size of split APKs 13587 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13588 // not just the first level. 13589 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13590 // just the primary. 13591 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13592 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13593 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13594 if (res < 0) { 13595 return false; 13596 } 13597 13598 // Fix-up for forward-locked applications in ASEC containers. 13599 if (!isExternal(p)) { 13600 pStats.codeSize += pStats.externalCodeSize; 13601 pStats.externalCodeSize = 0L; 13602 } 13603 13604 return true; 13605 } 13606 13607 13608 @Override 13609 public void addPackageToPreferred(String packageName) { 13610 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13611 } 13612 13613 @Override 13614 public void removePackageFromPreferred(String packageName) { 13615 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13616 } 13617 13618 @Override 13619 public List<PackageInfo> getPreferredPackages(int flags) { 13620 return new ArrayList<PackageInfo>(); 13621 } 13622 13623 private int getUidTargetSdkVersionLockedLPr(int uid) { 13624 Object obj = mSettings.getUserIdLPr(uid); 13625 if (obj instanceof SharedUserSetting) { 13626 final SharedUserSetting sus = (SharedUserSetting) obj; 13627 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13628 final Iterator<PackageSetting> it = sus.packages.iterator(); 13629 while (it.hasNext()) { 13630 final PackageSetting ps = it.next(); 13631 if (ps.pkg != null) { 13632 int v = ps.pkg.applicationInfo.targetSdkVersion; 13633 if (v < vers) vers = v; 13634 } 13635 } 13636 return vers; 13637 } else if (obj instanceof PackageSetting) { 13638 final PackageSetting ps = (PackageSetting) obj; 13639 if (ps.pkg != null) { 13640 return ps.pkg.applicationInfo.targetSdkVersion; 13641 } 13642 } 13643 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13644 } 13645 13646 @Override 13647 public void addPreferredActivity(IntentFilter filter, int match, 13648 ComponentName[] set, ComponentName activity, int userId) { 13649 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13650 "Adding preferred"); 13651 } 13652 13653 private void addPreferredActivityInternal(IntentFilter filter, int match, 13654 ComponentName[] set, ComponentName activity, boolean always, int userId, 13655 String opname) { 13656 // writer 13657 int callingUid = Binder.getCallingUid(); 13658 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13659 if (filter.countActions() == 0) { 13660 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13661 return; 13662 } 13663 synchronized (mPackages) { 13664 if (mContext.checkCallingOrSelfPermission( 13665 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13666 != PackageManager.PERMISSION_GRANTED) { 13667 if (getUidTargetSdkVersionLockedLPr(callingUid) 13668 < Build.VERSION_CODES.FROYO) { 13669 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13670 + callingUid); 13671 return; 13672 } 13673 mContext.enforceCallingOrSelfPermission( 13674 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13675 } 13676 13677 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13678 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13679 + userId + ":"); 13680 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13681 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13682 scheduleWritePackageRestrictionsLocked(userId); 13683 } 13684 } 13685 13686 @Override 13687 public void replacePreferredActivity(IntentFilter filter, int match, 13688 ComponentName[] set, ComponentName activity, int userId) { 13689 if (filter.countActions() != 1) { 13690 throw new IllegalArgumentException( 13691 "replacePreferredActivity expects filter to have only 1 action."); 13692 } 13693 if (filter.countDataAuthorities() != 0 13694 || filter.countDataPaths() != 0 13695 || filter.countDataSchemes() > 1 13696 || filter.countDataTypes() != 0) { 13697 throw new IllegalArgumentException( 13698 "replacePreferredActivity expects filter to have no data authorities, " + 13699 "paths, or types; and at most one scheme."); 13700 } 13701 13702 final int callingUid = Binder.getCallingUid(); 13703 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13704 synchronized (mPackages) { 13705 if (mContext.checkCallingOrSelfPermission( 13706 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13707 != PackageManager.PERMISSION_GRANTED) { 13708 if (getUidTargetSdkVersionLockedLPr(callingUid) 13709 < Build.VERSION_CODES.FROYO) { 13710 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13711 + Binder.getCallingUid()); 13712 return; 13713 } 13714 mContext.enforceCallingOrSelfPermission( 13715 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13716 } 13717 13718 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13719 if (pir != null) { 13720 // Get all of the existing entries that exactly match this filter. 13721 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13722 if (existing != null && existing.size() == 1) { 13723 PreferredActivity cur = existing.get(0); 13724 if (DEBUG_PREFERRED) { 13725 Slog.i(TAG, "Checking replace of preferred:"); 13726 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13727 if (!cur.mPref.mAlways) { 13728 Slog.i(TAG, " -- CUR; not mAlways!"); 13729 } else { 13730 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13731 Slog.i(TAG, " -- CUR: mSet=" 13732 + Arrays.toString(cur.mPref.mSetComponents)); 13733 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13734 Slog.i(TAG, " -- NEW: mMatch=" 13735 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13736 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13737 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13738 } 13739 } 13740 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13741 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13742 && cur.mPref.sameSet(set)) { 13743 // Setting the preferred activity to what it happens to be already 13744 if (DEBUG_PREFERRED) { 13745 Slog.i(TAG, "Replacing with same preferred activity " 13746 + cur.mPref.mShortComponent + " for user " 13747 + userId + ":"); 13748 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13749 } 13750 return; 13751 } 13752 } 13753 13754 if (existing != null) { 13755 if (DEBUG_PREFERRED) { 13756 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13757 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13758 } 13759 for (int i = 0; i < existing.size(); i++) { 13760 PreferredActivity pa = existing.get(i); 13761 if (DEBUG_PREFERRED) { 13762 Slog.i(TAG, "Removing existing preferred activity " 13763 + pa.mPref.mComponent + ":"); 13764 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13765 } 13766 pir.removeFilter(pa); 13767 } 13768 } 13769 } 13770 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13771 "Replacing preferred"); 13772 } 13773 } 13774 13775 @Override 13776 public void clearPackagePreferredActivities(String packageName) { 13777 final int uid = Binder.getCallingUid(); 13778 // writer 13779 synchronized (mPackages) { 13780 PackageParser.Package pkg = mPackages.get(packageName); 13781 if (pkg == null || pkg.applicationInfo.uid != uid) { 13782 if (mContext.checkCallingOrSelfPermission( 13783 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13784 != PackageManager.PERMISSION_GRANTED) { 13785 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13786 < Build.VERSION_CODES.FROYO) { 13787 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13788 + Binder.getCallingUid()); 13789 return; 13790 } 13791 mContext.enforceCallingOrSelfPermission( 13792 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13793 } 13794 } 13795 13796 int user = UserHandle.getCallingUserId(); 13797 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13798 scheduleWritePackageRestrictionsLocked(user); 13799 } 13800 } 13801 } 13802 13803 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13804 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13805 ArrayList<PreferredActivity> removed = null; 13806 boolean changed = false; 13807 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13808 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13809 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13810 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13811 continue; 13812 } 13813 Iterator<PreferredActivity> it = pir.filterIterator(); 13814 while (it.hasNext()) { 13815 PreferredActivity pa = it.next(); 13816 // Mark entry for removal only if it matches the package name 13817 // and the entry is of type "always". 13818 if (packageName == null || 13819 (pa.mPref.mComponent.getPackageName().equals(packageName) 13820 && pa.mPref.mAlways)) { 13821 if (removed == null) { 13822 removed = new ArrayList<PreferredActivity>(); 13823 } 13824 removed.add(pa); 13825 } 13826 } 13827 if (removed != null) { 13828 for (int j=0; j<removed.size(); j++) { 13829 PreferredActivity pa = removed.get(j); 13830 pir.removeFilter(pa); 13831 } 13832 changed = true; 13833 } 13834 } 13835 return changed; 13836 } 13837 13838 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13839 private void clearIntentFilterVerificationsLPw(int userId) { 13840 final int packageCount = mPackages.size(); 13841 for (int i = 0; i < packageCount; i++) { 13842 PackageParser.Package pkg = mPackages.valueAt(i); 13843 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13844 } 13845 } 13846 13847 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13848 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13849 if (userId == UserHandle.USER_ALL) { 13850 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13851 sUserManager.getUserIds())) { 13852 for (int oneUserId : sUserManager.getUserIds()) { 13853 scheduleWritePackageRestrictionsLocked(oneUserId); 13854 } 13855 } 13856 } else { 13857 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13858 scheduleWritePackageRestrictionsLocked(userId); 13859 } 13860 } 13861 } 13862 13863 void clearDefaultBrowserIfNeeded(String packageName) { 13864 for (int oneUserId : sUserManager.getUserIds()) { 13865 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13866 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13867 if (packageName.equals(defaultBrowserPackageName)) { 13868 setDefaultBrowserPackageName(null, oneUserId); 13869 } 13870 } 13871 } 13872 13873 @Override 13874 public void resetApplicationPreferences(int userId) { 13875 mContext.enforceCallingOrSelfPermission( 13876 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13877 // writer 13878 synchronized (mPackages) { 13879 final long identity = Binder.clearCallingIdentity(); 13880 try { 13881 clearPackagePreferredActivitiesLPw(null, userId); 13882 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13883 // TODO: We have to reset the default SMS and Phone. This requires 13884 // significant refactoring to keep all default apps in the package 13885 // manager (cleaner but more work) or have the services provide 13886 // callbacks to the package manager to request a default app reset. 13887 applyFactoryDefaultBrowserLPw(userId); 13888 clearIntentFilterVerificationsLPw(userId); 13889 primeDomainVerificationsLPw(userId); 13890 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 13891 scheduleWritePackageRestrictionsLocked(userId); 13892 } finally { 13893 Binder.restoreCallingIdentity(identity); 13894 } 13895 } 13896 } 13897 13898 @Override 13899 public int getPreferredActivities(List<IntentFilter> outFilters, 13900 List<ComponentName> outActivities, String packageName) { 13901 13902 int num = 0; 13903 final int userId = UserHandle.getCallingUserId(); 13904 // reader 13905 synchronized (mPackages) { 13906 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13907 if (pir != null) { 13908 final Iterator<PreferredActivity> it = pir.filterIterator(); 13909 while (it.hasNext()) { 13910 final PreferredActivity pa = it.next(); 13911 if (packageName == null 13912 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13913 && pa.mPref.mAlways)) { 13914 if (outFilters != null) { 13915 outFilters.add(new IntentFilter(pa)); 13916 } 13917 if (outActivities != null) { 13918 outActivities.add(pa.mPref.mComponent); 13919 } 13920 } 13921 } 13922 } 13923 } 13924 13925 return num; 13926 } 13927 13928 @Override 13929 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13930 int userId) { 13931 int callingUid = Binder.getCallingUid(); 13932 if (callingUid != Process.SYSTEM_UID) { 13933 throw new SecurityException( 13934 "addPersistentPreferredActivity can only be run by the system"); 13935 } 13936 if (filter.countActions() == 0) { 13937 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13938 return; 13939 } 13940 synchronized (mPackages) { 13941 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13942 " :"); 13943 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13944 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13945 new PersistentPreferredActivity(filter, activity)); 13946 scheduleWritePackageRestrictionsLocked(userId); 13947 } 13948 } 13949 13950 @Override 13951 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13952 int callingUid = Binder.getCallingUid(); 13953 if (callingUid != Process.SYSTEM_UID) { 13954 throw new SecurityException( 13955 "clearPackagePersistentPreferredActivities can only be run by the system"); 13956 } 13957 ArrayList<PersistentPreferredActivity> removed = null; 13958 boolean changed = false; 13959 synchronized (mPackages) { 13960 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13961 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13962 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13963 .valueAt(i); 13964 if (userId != thisUserId) { 13965 continue; 13966 } 13967 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13968 while (it.hasNext()) { 13969 PersistentPreferredActivity ppa = it.next(); 13970 // Mark entry for removal only if it matches the package name. 13971 if (ppa.mComponent.getPackageName().equals(packageName)) { 13972 if (removed == null) { 13973 removed = new ArrayList<PersistentPreferredActivity>(); 13974 } 13975 removed.add(ppa); 13976 } 13977 } 13978 if (removed != null) { 13979 for (int j=0; j<removed.size(); j++) { 13980 PersistentPreferredActivity ppa = removed.get(j); 13981 ppir.removeFilter(ppa); 13982 } 13983 changed = true; 13984 } 13985 } 13986 13987 if (changed) { 13988 scheduleWritePackageRestrictionsLocked(userId); 13989 } 13990 } 13991 } 13992 13993 /** 13994 * Common machinery for picking apart a restored XML blob and passing 13995 * it to a caller-supplied functor to be applied to the running system. 13996 */ 13997 private void restoreFromXml(XmlPullParser parser, int userId, 13998 String expectedStartTag, BlobXmlRestorer functor) 13999 throws IOException, XmlPullParserException { 14000 int type; 14001 while ((type = parser.next()) != XmlPullParser.START_TAG 14002 && type != XmlPullParser.END_DOCUMENT) { 14003 } 14004 if (type != XmlPullParser.START_TAG) { 14005 // oops didn't find a start tag?! 14006 if (DEBUG_BACKUP) { 14007 Slog.e(TAG, "Didn't find start tag during restore"); 14008 } 14009 return; 14010 } 14011 14012 // this is supposed to be TAG_PREFERRED_BACKUP 14013 if (!expectedStartTag.equals(parser.getName())) { 14014 if (DEBUG_BACKUP) { 14015 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14016 } 14017 return; 14018 } 14019 14020 // skip interfering stuff, then we're aligned with the backing implementation 14021 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14022 functor.apply(parser, userId); 14023 } 14024 14025 private interface BlobXmlRestorer { 14026 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14027 } 14028 14029 /** 14030 * Non-Binder method, support for the backup/restore mechanism: write the 14031 * full set of preferred activities in its canonical XML format. Returns the 14032 * XML output as a byte array, or null if there is none. 14033 */ 14034 @Override 14035 public byte[] getPreferredActivityBackup(int userId) { 14036 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14037 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14038 } 14039 14040 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14041 try { 14042 final XmlSerializer serializer = new FastXmlSerializer(); 14043 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14044 serializer.startDocument(null, true); 14045 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14046 14047 synchronized (mPackages) { 14048 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14049 } 14050 14051 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14052 serializer.endDocument(); 14053 serializer.flush(); 14054 } catch (Exception e) { 14055 if (DEBUG_BACKUP) { 14056 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14057 } 14058 return null; 14059 } 14060 14061 return dataStream.toByteArray(); 14062 } 14063 14064 @Override 14065 public void restorePreferredActivities(byte[] backup, int userId) { 14066 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14067 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14068 } 14069 14070 try { 14071 final XmlPullParser parser = Xml.newPullParser(); 14072 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14073 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14074 new BlobXmlRestorer() { 14075 @Override 14076 public void apply(XmlPullParser parser, int userId) 14077 throws XmlPullParserException, IOException { 14078 synchronized (mPackages) { 14079 mSettings.readPreferredActivitiesLPw(parser, userId); 14080 } 14081 } 14082 } ); 14083 } catch (Exception e) { 14084 if (DEBUG_BACKUP) { 14085 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14086 } 14087 } 14088 } 14089 14090 /** 14091 * Non-Binder method, support for the backup/restore mechanism: write the 14092 * default browser (etc) settings in its canonical XML format. Returns the default 14093 * browser XML representation as a byte array, or null if there is none. 14094 */ 14095 @Override 14096 public byte[] getDefaultAppsBackup(int userId) { 14097 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14098 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14099 } 14100 14101 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14102 try { 14103 final XmlSerializer serializer = new FastXmlSerializer(); 14104 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14105 serializer.startDocument(null, true); 14106 serializer.startTag(null, TAG_DEFAULT_APPS); 14107 14108 synchronized (mPackages) { 14109 mSettings.writeDefaultAppsLPr(serializer, userId); 14110 } 14111 14112 serializer.endTag(null, TAG_DEFAULT_APPS); 14113 serializer.endDocument(); 14114 serializer.flush(); 14115 } catch (Exception e) { 14116 if (DEBUG_BACKUP) { 14117 Slog.e(TAG, "Unable to write default apps for backup", e); 14118 } 14119 return null; 14120 } 14121 14122 return dataStream.toByteArray(); 14123 } 14124 14125 @Override 14126 public void restoreDefaultApps(byte[] backup, int userId) { 14127 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14128 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14129 } 14130 14131 try { 14132 final XmlPullParser parser = Xml.newPullParser(); 14133 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14134 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14135 new BlobXmlRestorer() { 14136 @Override 14137 public void apply(XmlPullParser parser, int userId) 14138 throws XmlPullParserException, IOException { 14139 synchronized (mPackages) { 14140 mSettings.readDefaultAppsLPw(parser, userId); 14141 } 14142 } 14143 } ); 14144 } catch (Exception e) { 14145 if (DEBUG_BACKUP) { 14146 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14147 } 14148 } 14149 } 14150 14151 @Override 14152 public byte[] getIntentFilterVerificationBackup(int userId) { 14153 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14154 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14155 } 14156 14157 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14158 try { 14159 final XmlSerializer serializer = new FastXmlSerializer(); 14160 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14161 serializer.startDocument(null, true); 14162 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14163 14164 synchronized (mPackages) { 14165 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14166 } 14167 14168 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14169 serializer.endDocument(); 14170 serializer.flush(); 14171 } catch (Exception e) { 14172 if (DEBUG_BACKUP) { 14173 Slog.e(TAG, "Unable to write default apps for backup", e); 14174 } 14175 return null; 14176 } 14177 14178 return dataStream.toByteArray(); 14179 } 14180 14181 @Override 14182 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14183 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14184 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14185 } 14186 14187 try { 14188 final XmlPullParser parser = Xml.newPullParser(); 14189 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14190 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14191 new BlobXmlRestorer() { 14192 @Override 14193 public void apply(XmlPullParser parser, int userId) 14194 throws XmlPullParserException, IOException { 14195 synchronized (mPackages) { 14196 mSettings.readAllDomainVerificationsLPr(parser, userId); 14197 mSettings.writeLPr(); 14198 } 14199 } 14200 } ); 14201 } catch (Exception e) { 14202 if (DEBUG_BACKUP) { 14203 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14204 } 14205 } 14206 } 14207 14208 @Override 14209 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14210 int sourceUserId, int targetUserId, int flags) { 14211 mContext.enforceCallingOrSelfPermission( 14212 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14213 int callingUid = Binder.getCallingUid(); 14214 enforceOwnerRights(ownerPackage, callingUid); 14215 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14216 if (intentFilter.countActions() == 0) { 14217 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14218 return; 14219 } 14220 synchronized (mPackages) { 14221 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14222 ownerPackage, targetUserId, flags); 14223 CrossProfileIntentResolver resolver = 14224 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14225 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14226 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14227 if (existing != null) { 14228 int size = existing.size(); 14229 for (int i = 0; i < size; i++) { 14230 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14231 return; 14232 } 14233 } 14234 } 14235 resolver.addFilter(newFilter); 14236 scheduleWritePackageRestrictionsLocked(sourceUserId); 14237 } 14238 } 14239 14240 @Override 14241 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14242 mContext.enforceCallingOrSelfPermission( 14243 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14244 int callingUid = Binder.getCallingUid(); 14245 enforceOwnerRights(ownerPackage, callingUid); 14246 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14247 synchronized (mPackages) { 14248 CrossProfileIntentResolver resolver = 14249 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14250 ArraySet<CrossProfileIntentFilter> set = 14251 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14252 for (CrossProfileIntentFilter filter : set) { 14253 if (filter.getOwnerPackage().equals(ownerPackage)) { 14254 resolver.removeFilter(filter); 14255 } 14256 } 14257 scheduleWritePackageRestrictionsLocked(sourceUserId); 14258 } 14259 } 14260 14261 // Enforcing that callingUid is owning pkg on userId 14262 private void enforceOwnerRights(String pkg, int callingUid) { 14263 // The system owns everything. 14264 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14265 return; 14266 } 14267 int callingUserId = UserHandle.getUserId(callingUid); 14268 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14269 if (pi == null) { 14270 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14271 + callingUserId); 14272 } 14273 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14274 throw new SecurityException("Calling uid " + callingUid 14275 + " does not own package " + pkg); 14276 } 14277 } 14278 14279 @Override 14280 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14281 Intent intent = new Intent(Intent.ACTION_MAIN); 14282 intent.addCategory(Intent.CATEGORY_HOME); 14283 14284 final int callingUserId = UserHandle.getCallingUserId(); 14285 List<ResolveInfo> list = queryIntentActivities(intent, null, 14286 PackageManager.GET_META_DATA, callingUserId); 14287 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14288 true, false, false, callingUserId); 14289 14290 allHomeCandidates.clear(); 14291 if (list != null) { 14292 for (ResolveInfo ri : list) { 14293 allHomeCandidates.add(ri); 14294 } 14295 } 14296 return (preferred == null || preferred.activityInfo == null) 14297 ? null 14298 : new ComponentName(preferred.activityInfo.packageName, 14299 preferred.activityInfo.name); 14300 } 14301 14302 @Override 14303 public void setApplicationEnabledSetting(String appPackageName, 14304 int newState, int flags, int userId, String callingPackage) { 14305 if (!sUserManager.exists(userId)) return; 14306 if (callingPackage == null) { 14307 callingPackage = Integer.toString(Binder.getCallingUid()); 14308 } 14309 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14310 } 14311 14312 @Override 14313 public void setComponentEnabledSetting(ComponentName componentName, 14314 int newState, int flags, int userId) { 14315 if (!sUserManager.exists(userId)) return; 14316 setEnabledSetting(componentName.getPackageName(), 14317 componentName.getClassName(), newState, flags, userId, null); 14318 } 14319 14320 private void setEnabledSetting(final String packageName, String className, int newState, 14321 final int flags, int userId, String callingPackage) { 14322 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14323 || newState == COMPONENT_ENABLED_STATE_ENABLED 14324 || newState == COMPONENT_ENABLED_STATE_DISABLED 14325 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14326 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14327 throw new IllegalArgumentException("Invalid new component state: " 14328 + newState); 14329 } 14330 PackageSetting pkgSetting; 14331 final int uid = Binder.getCallingUid(); 14332 final int permission = mContext.checkCallingOrSelfPermission( 14333 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14334 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14335 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14336 boolean sendNow = false; 14337 boolean isApp = (className == null); 14338 String componentName = isApp ? packageName : className; 14339 int packageUid = -1; 14340 ArrayList<String> components; 14341 14342 // writer 14343 synchronized (mPackages) { 14344 pkgSetting = mSettings.mPackages.get(packageName); 14345 if (pkgSetting == null) { 14346 if (className == null) { 14347 throw new IllegalArgumentException( 14348 "Unknown package: " + packageName); 14349 } 14350 throw new IllegalArgumentException( 14351 "Unknown component: " + packageName 14352 + "/" + className); 14353 } 14354 // Allow root and verify that userId is not being specified by a different user 14355 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14356 throw new SecurityException( 14357 "Permission Denial: attempt to change component state from pid=" 14358 + Binder.getCallingPid() 14359 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14360 } 14361 if (className == null) { 14362 // We're dealing with an application/package level state change 14363 if (pkgSetting.getEnabled(userId) == newState) { 14364 // Nothing to do 14365 return; 14366 } 14367 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14368 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14369 // Don't care about who enables an app. 14370 callingPackage = null; 14371 } 14372 pkgSetting.setEnabled(newState, userId, callingPackage); 14373 // pkgSetting.pkg.mSetEnabled = newState; 14374 } else { 14375 // We're dealing with a component level state change 14376 // First, verify that this is a valid class name. 14377 PackageParser.Package pkg = pkgSetting.pkg; 14378 if (pkg == null || !pkg.hasComponentClassName(className)) { 14379 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14380 throw new IllegalArgumentException("Component class " + className 14381 + " does not exist in " + packageName); 14382 } else { 14383 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14384 + className + " does not exist in " + packageName); 14385 } 14386 } 14387 switch (newState) { 14388 case COMPONENT_ENABLED_STATE_ENABLED: 14389 if (!pkgSetting.enableComponentLPw(className, userId)) { 14390 return; 14391 } 14392 break; 14393 case COMPONENT_ENABLED_STATE_DISABLED: 14394 if (!pkgSetting.disableComponentLPw(className, userId)) { 14395 return; 14396 } 14397 break; 14398 case COMPONENT_ENABLED_STATE_DEFAULT: 14399 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14400 return; 14401 } 14402 break; 14403 default: 14404 Slog.e(TAG, "Invalid new component state: " + newState); 14405 return; 14406 } 14407 } 14408 scheduleWritePackageRestrictionsLocked(userId); 14409 components = mPendingBroadcasts.get(userId, packageName); 14410 final boolean newPackage = components == null; 14411 if (newPackage) { 14412 components = new ArrayList<String>(); 14413 } 14414 if (!components.contains(componentName)) { 14415 components.add(componentName); 14416 } 14417 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14418 sendNow = true; 14419 // Purge entry from pending broadcast list if another one exists already 14420 // since we are sending one right away. 14421 mPendingBroadcasts.remove(userId, packageName); 14422 } else { 14423 if (newPackage) { 14424 mPendingBroadcasts.put(userId, packageName, components); 14425 } 14426 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14427 // Schedule a message 14428 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14429 } 14430 } 14431 } 14432 14433 long callingId = Binder.clearCallingIdentity(); 14434 try { 14435 if (sendNow) { 14436 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14437 sendPackageChangedBroadcast(packageName, 14438 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14439 } 14440 } finally { 14441 Binder.restoreCallingIdentity(callingId); 14442 } 14443 } 14444 14445 private void sendPackageChangedBroadcast(String packageName, 14446 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14447 if (DEBUG_INSTALL) 14448 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14449 + componentNames); 14450 Bundle extras = new Bundle(4); 14451 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14452 String nameList[] = new String[componentNames.size()]; 14453 componentNames.toArray(nameList); 14454 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14455 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14456 extras.putInt(Intent.EXTRA_UID, packageUid); 14457 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14458 new int[] {UserHandle.getUserId(packageUid)}); 14459 } 14460 14461 @Override 14462 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14463 if (!sUserManager.exists(userId)) return; 14464 final int uid = Binder.getCallingUid(); 14465 final int permission = mContext.checkCallingOrSelfPermission( 14466 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14467 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14468 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14469 // writer 14470 synchronized (mPackages) { 14471 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14472 allowedByPermission, uid, userId)) { 14473 scheduleWritePackageRestrictionsLocked(userId); 14474 } 14475 } 14476 } 14477 14478 @Override 14479 public String getInstallerPackageName(String packageName) { 14480 // reader 14481 synchronized (mPackages) { 14482 return mSettings.getInstallerPackageNameLPr(packageName); 14483 } 14484 } 14485 14486 @Override 14487 public int getApplicationEnabledSetting(String packageName, int userId) { 14488 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14489 int uid = Binder.getCallingUid(); 14490 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14491 // reader 14492 synchronized (mPackages) { 14493 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14494 } 14495 } 14496 14497 @Override 14498 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14499 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14500 int uid = Binder.getCallingUid(); 14501 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14502 // reader 14503 synchronized (mPackages) { 14504 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14505 } 14506 } 14507 14508 @Override 14509 public void enterSafeMode() { 14510 enforceSystemOrRoot("Only the system can request entering safe mode"); 14511 14512 if (!mSystemReady) { 14513 mSafeMode = true; 14514 } 14515 } 14516 14517 @Override 14518 public void systemReady() { 14519 mSystemReady = true; 14520 14521 // Read the compatibilty setting when the system is ready. 14522 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14523 mContext.getContentResolver(), 14524 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14525 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14526 if (DEBUG_SETTINGS) { 14527 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14528 } 14529 14530 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14531 14532 synchronized (mPackages) { 14533 // Verify that all of the preferred activity components actually 14534 // exist. It is possible for applications to be updated and at 14535 // that point remove a previously declared activity component that 14536 // had been set as a preferred activity. We try to clean this up 14537 // the next time we encounter that preferred activity, but it is 14538 // possible for the user flow to never be able to return to that 14539 // situation so here we do a sanity check to make sure we haven't 14540 // left any junk around. 14541 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14542 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14543 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14544 removed.clear(); 14545 for (PreferredActivity pa : pir.filterSet()) { 14546 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14547 removed.add(pa); 14548 } 14549 } 14550 if (removed.size() > 0) { 14551 for (int r=0; r<removed.size(); r++) { 14552 PreferredActivity pa = removed.get(r); 14553 Slog.w(TAG, "Removing dangling preferred activity: " 14554 + pa.mPref.mComponent); 14555 pir.removeFilter(pa); 14556 } 14557 mSettings.writePackageRestrictionsLPr( 14558 mSettings.mPreferredActivities.keyAt(i)); 14559 } 14560 } 14561 14562 for (int userId : UserManagerService.getInstance().getUserIds()) { 14563 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14564 grantPermissionsUserIds = ArrayUtils.appendInt( 14565 grantPermissionsUserIds, userId); 14566 } 14567 } 14568 } 14569 sUserManager.systemReady(); 14570 14571 // If we upgraded grant all default permissions before kicking off. 14572 for (int userId : grantPermissionsUserIds) { 14573 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14574 } 14575 14576 // Kick off any messages waiting for system ready 14577 if (mPostSystemReadyMessages != null) { 14578 for (Message msg : mPostSystemReadyMessages) { 14579 msg.sendToTarget(); 14580 } 14581 mPostSystemReadyMessages = null; 14582 } 14583 14584 // Watch for external volumes that come and go over time 14585 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14586 storage.registerListener(mStorageListener); 14587 14588 mInstallerService.systemReady(); 14589 mPackageDexOptimizer.systemReady(); 14590 14591 MountServiceInternal mountServiceInternal = LocalServices.getService( 14592 MountServiceInternal.class); 14593 mountServiceInternal.addExternalStoragePolicy( 14594 new MountServiceInternal.ExternalStorageMountPolicy() { 14595 @Override 14596 public int getMountMode(int uid, String packageName) { 14597 if (Process.isIsolated(uid)) { 14598 return Zygote.MOUNT_EXTERNAL_NONE; 14599 } 14600 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14601 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14602 } 14603 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14604 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14605 } 14606 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14607 return Zygote.MOUNT_EXTERNAL_READ; 14608 } 14609 return Zygote.MOUNT_EXTERNAL_WRITE; 14610 } 14611 14612 @Override 14613 public boolean hasExternalStorage(int uid, String packageName) { 14614 return true; 14615 } 14616 }); 14617 } 14618 14619 @Override 14620 public boolean isSafeMode() { 14621 return mSafeMode; 14622 } 14623 14624 @Override 14625 public boolean hasSystemUidErrors() { 14626 return mHasSystemUidErrors; 14627 } 14628 14629 static String arrayToString(int[] array) { 14630 StringBuffer buf = new StringBuffer(128); 14631 buf.append('['); 14632 if (array != null) { 14633 for (int i=0; i<array.length; i++) { 14634 if (i > 0) buf.append(", "); 14635 buf.append(array[i]); 14636 } 14637 } 14638 buf.append(']'); 14639 return buf.toString(); 14640 } 14641 14642 static class DumpState { 14643 public static final int DUMP_LIBS = 1 << 0; 14644 public static final int DUMP_FEATURES = 1 << 1; 14645 public static final int DUMP_RESOLVERS = 1 << 2; 14646 public static final int DUMP_PERMISSIONS = 1 << 3; 14647 public static final int DUMP_PACKAGES = 1 << 4; 14648 public static final int DUMP_SHARED_USERS = 1 << 5; 14649 public static final int DUMP_MESSAGES = 1 << 6; 14650 public static final int DUMP_PROVIDERS = 1 << 7; 14651 public static final int DUMP_VERIFIERS = 1 << 8; 14652 public static final int DUMP_PREFERRED = 1 << 9; 14653 public static final int DUMP_PREFERRED_XML = 1 << 10; 14654 public static final int DUMP_KEYSETS = 1 << 11; 14655 public static final int DUMP_VERSION = 1 << 12; 14656 public static final int DUMP_INSTALLS = 1 << 13; 14657 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14658 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14659 14660 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14661 14662 private int mTypes; 14663 14664 private int mOptions; 14665 14666 private boolean mTitlePrinted; 14667 14668 private SharedUserSetting mSharedUser; 14669 14670 public boolean isDumping(int type) { 14671 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14672 return true; 14673 } 14674 14675 return (mTypes & type) != 0; 14676 } 14677 14678 public void setDump(int type) { 14679 mTypes |= type; 14680 } 14681 14682 public boolean isOptionEnabled(int option) { 14683 return (mOptions & option) != 0; 14684 } 14685 14686 public void setOptionEnabled(int option) { 14687 mOptions |= option; 14688 } 14689 14690 public boolean onTitlePrinted() { 14691 final boolean printed = mTitlePrinted; 14692 mTitlePrinted = true; 14693 return printed; 14694 } 14695 14696 public boolean getTitlePrinted() { 14697 return mTitlePrinted; 14698 } 14699 14700 public void setTitlePrinted(boolean enabled) { 14701 mTitlePrinted = enabled; 14702 } 14703 14704 public SharedUserSetting getSharedUser() { 14705 return mSharedUser; 14706 } 14707 14708 public void setSharedUser(SharedUserSetting user) { 14709 mSharedUser = user; 14710 } 14711 } 14712 14713 @Override 14714 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14715 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14716 != PackageManager.PERMISSION_GRANTED) { 14717 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14718 + Binder.getCallingPid() 14719 + ", uid=" + Binder.getCallingUid() 14720 + " without permission " 14721 + android.Manifest.permission.DUMP); 14722 return; 14723 } 14724 14725 DumpState dumpState = new DumpState(); 14726 boolean fullPreferred = false; 14727 boolean checkin = false; 14728 14729 String packageName = null; 14730 ArraySet<String> permissionNames = null; 14731 14732 int opti = 0; 14733 while (opti < args.length) { 14734 String opt = args[opti]; 14735 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14736 break; 14737 } 14738 opti++; 14739 14740 if ("-a".equals(opt)) { 14741 // Right now we only know how to print all. 14742 } else if ("-h".equals(opt)) { 14743 pw.println("Package manager dump options:"); 14744 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14745 pw.println(" --checkin: dump for a checkin"); 14746 pw.println(" -f: print details of intent filters"); 14747 pw.println(" -h: print this help"); 14748 pw.println(" cmd may be one of:"); 14749 pw.println(" l[ibraries]: list known shared libraries"); 14750 pw.println(" f[ibraries]: list device features"); 14751 pw.println(" k[eysets]: print known keysets"); 14752 pw.println(" r[esolvers]: dump intent resolvers"); 14753 pw.println(" perm[issions]: dump permissions"); 14754 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14755 pw.println(" pref[erred]: print preferred package settings"); 14756 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14757 pw.println(" prov[iders]: dump content providers"); 14758 pw.println(" p[ackages]: dump installed packages"); 14759 pw.println(" s[hared-users]: dump shared user IDs"); 14760 pw.println(" m[essages]: print collected runtime messages"); 14761 pw.println(" v[erifiers]: print package verifier info"); 14762 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14763 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14764 pw.println(" version: print database version info"); 14765 pw.println(" write: write current settings now"); 14766 pw.println(" installs: details about install sessions"); 14767 pw.println(" <package.name>: info about given package"); 14768 return; 14769 } else if ("--checkin".equals(opt)) { 14770 checkin = true; 14771 } else if ("-f".equals(opt)) { 14772 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14773 } else { 14774 pw.println("Unknown argument: " + opt + "; use -h for help"); 14775 } 14776 } 14777 14778 // Is the caller requesting to dump a particular piece of data? 14779 if (opti < args.length) { 14780 String cmd = args[opti]; 14781 opti++; 14782 // Is this a package name? 14783 if ("android".equals(cmd) || cmd.contains(".")) { 14784 packageName = cmd; 14785 // When dumping a single package, we always dump all of its 14786 // filter information since the amount of data will be reasonable. 14787 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14788 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14789 dumpState.setDump(DumpState.DUMP_LIBS); 14790 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14791 dumpState.setDump(DumpState.DUMP_FEATURES); 14792 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14793 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14794 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14795 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14796 } else if ("permission".equals(cmd)) { 14797 if (opti >= args.length) { 14798 pw.println("Error: permission requires permission name"); 14799 return; 14800 } 14801 permissionNames = new ArraySet<>(); 14802 while (opti < args.length) { 14803 permissionNames.add(args[opti]); 14804 opti++; 14805 } 14806 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14807 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14808 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14809 dumpState.setDump(DumpState.DUMP_PREFERRED); 14810 } else if ("preferred-xml".equals(cmd)) { 14811 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14812 if (opti < args.length && "--full".equals(args[opti])) { 14813 fullPreferred = true; 14814 opti++; 14815 } 14816 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14817 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14818 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14819 dumpState.setDump(DumpState.DUMP_PACKAGES); 14820 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14821 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14822 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14823 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14824 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14825 dumpState.setDump(DumpState.DUMP_MESSAGES); 14826 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14827 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14828 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14829 || "intent-filter-verifiers".equals(cmd)) { 14830 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14831 } else if ("version".equals(cmd)) { 14832 dumpState.setDump(DumpState.DUMP_VERSION); 14833 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14834 dumpState.setDump(DumpState.DUMP_KEYSETS); 14835 } else if ("installs".equals(cmd)) { 14836 dumpState.setDump(DumpState.DUMP_INSTALLS); 14837 } else if ("write".equals(cmd)) { 14838 synchronized (mPackages) { 14839 mSettings.writeLPr(); 14840 pw.println("Settings written."); 14841 return; 14842 } 14843 } 14844 } 14845 14846 if (checkin) { 14847 pw.println("vers,1"); 14848 } 14849 14850 // reader 14851 synchronized (mPackages) { 14852 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14853 if (!checkin) { 14854 if (dumpState.onTitlePrinted()) 14855 pw.println(); 14856 pw.println("Database versions:"); 14857 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 14858 } 14859 } 14860 14861 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14862 if (!checkin) { 14863 if (dumpState.onTitlePrinted()) 14864 pw.println(); 14865 pw.println("Verifiers:"); 14866 pw.print(" Required: "); 14867 pw.print(mRequiredVerifierPackage); 14868 pw.print(" (uid="); 14869 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14870 pw.println(")"); 14871 } else if (mRequiredVerifierPackage != null) { 14872 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14873 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14874 } 14875 } 14876 14877 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14878 packageName == null) { 14879 if (mIntentFilterVerifierComponent != null) { 14880 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14881 if (!checkin) { 14882 if (dumpState.onTitlePrinted()) 14883 pw.println(); 14884 pw.println("Intent Filter Verifier:"); 14885 pw.print(" Using: "); 14886 pw.print(verifierPackageName); 14887 pw.print(" (uid="); 14888 pw.print(getPackageUid(verifierPackageName, 0)); 14889 pw.println(")"); 14890 } else if (verifierPackageName != null) { 14891 pw.print("ifv,"); pw.print(verifierPackageName); 14892 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14893 } 14894 } else { 14895 pw.println(); 14896 pw.println("No Intent Filter Verifier available!"); 14897 } 14898 } 14899 14900 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14901 boolean printedHeader = false; 14902 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14903 while (it.hasNext()) { 14904 String name = it.next(); 14905 SharedLibraryEntry ent = mSharedLibraries.get(name); 14906 if (!checkin) { 14907 if (!printedHeader) { 14908 if (dumpState.onTitlePrinted()) 14909 pw.println(); 14910 pw.println("Libraries:"); 14911 printedHeader = true; 14912 } 14913 pw.print(" "); 14914 } else { 14915 pw.print("lib,"); 14916 } 14917 pw.print(name); 14918 if (!checkin) { 14919 pw.print(" -> "); 14920 } 14921 if (ent.path != null) { 14922 if (!checkin) { 14923 pw.print("(jar) "); 14924 pw.print(ent.path); 14925 } else { 14926 pw.print(",jar,"); 14927 pw.print(ent.path); 14928 } 14929 } else { 14930 if (!checkin) { 14931 pw.print("(apk) "); 14932 pw.print(ent.apk); 14933 } else { 14934 pw.print(",apk,"); 14935 pw.print(ent.apk); 14936 } 14937 } 14938 pw.println(); 14939 } 14940 } 14941 14942 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14943 if (dumpState.onTitlePrinted()) 14944 pw.println(); 14945 if (!checkin) { 14946 pw.println("Features:"); 14947 } 14948 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14949 while (it.hasNext()) { 14950 String name = it.next(); 14951 if (!checkin) { 14952 pw.print(" "); 14953 } else { 14954 pw.print("feat,"); 14955 } 14956 pw.println(name); 14957 } 14958 } 14959 14960 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14961 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14962 : "Activity Resolver Table:", " ", packageName, 14963 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14964 dumpState.setTitlePrinted(true); 14965 } 14966 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14967 : "Receiver Resolver Table:", " ", packageName, 14968 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14969 dumpState.setTitlePrinted(true); 14970 } 14971 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14972 : "Service Resolver Table:", " ", packageName, 14973 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14974 dumpState.setTitlePrinted(true); 14975 } 14976 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14977 : "Provider Resolver Table:", " ", packageName, 14978 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14979 dumpState.setTitlePrinted(true); 14980 } 14981 } 14982 14983 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14984 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14985 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14986 int user = mSettings.mPreferredActivities.keyAt(i); 14987 if (pir.dump(pw, 14988 dumpState.getTitlePrinted() 14989 ? "\nPreferred Activities User " + user + ":" 14990 : "Preferred Activities User " + user + ":", " ", 14991 packageName, true, false)) { 14992 dumpState.setTitlePrinted(true); 14993 } 14994 } 14995 } 14996 14997 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14998 pw.flush(); 14999 FileOutputStream fout = new FileOutputStream(fd); 15000 BufferedOutputStream str = new BufferedOutputStream(fout); 15001 XmlSerializer serializer = new FastXmlSerializer(); 15002 try { 15003 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15004 serializer.startDocument(null, true); 15005 serializer.setFeature( 15006 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15007 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15008 serializer.endDocument(); 15009 serializer.flush(); 15010 } catch (IllegalArgumentException e) { 15011 pw.println("Failed writing: " + e); 15012 } catch (IllegalStateException e) { 15013 pw.println("Failed writing: " + e); 15014 } catch (IOException e) { 15015 pw.println("Failed writing: " + e); 15016 } 15017 } 15018 15019 if (!checkin 15020 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15021 && packageName == null) { 15022 pw.println(); 15023 int count = mSettings.mPackages.size(); 15024 if (count == 0) { 15025 pw.println("No applications!"); 15026 pw.println(); 15027 } else { 15028 final String prefix = " "; 15029 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15030 if (allPackageSettings.size() == 0) { 15031 pw.println("No domain preferred apps!"); 15032 pw.println(); 15033 } else { 15034 pw.println("App verification status:"); 15035 pw.println(); 15036 count = 0; 15037 for (PackageSetting ps : allPackageSettings) { 15038 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15039 if (ivi == null || ivi.getPackageName() == null) continue; 15040 pw.println(prefix + "Package: " + ivi.getPackageName()); 15041 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15042 pw.println(prefix + "Status: " + ivi.getStatusString()); 15043 pw.println(); 15044 count++; 15045 } 15046 if (count == 0) { 15047 pw.println(prefix + "No app verification established."); 15048 pw.println(); 15049 } 15050 for (int userId : sUserManager.getUserIds()) { 15051 pw.println("App linkages for user " + userId + ":"); 15052 pw.println(); 15053 count = 0; 15054 for (PackageSetting ps : allPackageSettings) { 15055 final long status = ps.getDomainVerificationStatusForUser(userId); 15056 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15057 continue; 15058 } 15059 pw.println(prefix + "Package: " + ps.name); 15060 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15061 String statusStr = IntentFilterVerificationInfo. 15062 getStatusStringFromValue(status); 15063 pw.println(prefix + "Status: " + statusStr); 15064 pw.println(); 15065 count++; 15066 } 15067 if (count == 0) { 15068 pw.println(prefix + "No configured app linkages."); 15069 pw.println(); 15070 } 15071 } 15072 } 15073 } 15074 } 15075 15076 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15077 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15078 if (packageName == null && permissionNames == null) { 15079 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15080 if (iperm == 0) { 15081 if (dumpState.onTitlePrinted()) 15082 pw.println(); 15083 pw.println("AppOp Permissions:"); 15084 } 15085 pw.print(" AppOp Permission "); 15086 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15087 pw.println(":"); 15088 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15089 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15090 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15091 } 15092 } 15093 } 15094 } 15095 15096 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15097 boolean printedSomething = false; 15098 for (PackageParser.Provider p : mProviders.mProviders.values()) { 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("Registered ContentProviders:"); 15106 printedSomething = true; 15107 } 15108 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15109 pw.print(" "); pw.println(p.toString()); 15110 } 15111 printedSomething = false; 15112 for (Map.Entry<String, PackageParser.Provider> entry : 15113 mProvidersByAuthority.entrySet()) { 15114 PackageParser.Provider p = entry.getValue(); 15115 if (packageName != null && !packageName.equals(p.info.packageName)) { 15116 continue; 15117 } 15118 if (!printedSomething) { 15119 if (dumpState.onTitlePrinted()) 15120 pw.println(); 15121 pw.println("ContentProvider Authorities:"); 15122 printedSomething = true; 15123 } 15124 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15125 pw.print(" "); pw.println(p.toString()); 15126 if (p.info != null && p.info.applicationInfo != null) { 15127 final String appInfo = p.info.applicationInfo.toString(); 15128 pw.print(" applicationInfo="); pw.println(appInfo); 15129 } 15130 } 15131 } 15132 15133 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15134 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15135 } 15136 15137 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15138 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15139 } 15140 15141 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15142 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15143 } 15144 15145 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15146 // XXX should handle packageName != null by dumping only install data that 15147 // the given package is involved with. 15148 if (dumpState.onTitlePrinted()) pw.println(); 15149 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15150 } 15151 15152 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15153 if (dumpState.onTitlePrinted()) pw.println(); 15154 mSettings.dumpReadMessagesLPr(pw, dumpState); 15155 15156 pw.println(); 15157 pw.println("Package warning messages:"); 15158 BufferedReader in = null; 15159 String line = null; 15160 try { 15161 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15162 while ((line = in.readLine()) != null) { 15163 if (line.contains("ignored: updated version")) continue; 15164 pw.println(line); 15165 } 15166 } catch (IOException ignored) { 15167 } finally { 15168 IoUtils.closeQuietly(in); 15169 } 15170 } 15171 15172 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15173 BufferedReader in = null; 15174 String line = null; 15175 try { 15176 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15177 while ((line = in.readLine()) != null) { 15178 if (line.contains("ignored: updated version")) continue; 15179 pw.print("msg,"); 15180 pw.println(line); 15181 } 15182 } catch (IOException ignored) { 15183 } finally { 15184 IoUtils.closeQuietly(in); 15185 } 15186 } 15187 } 15188 } 15189 15190 private String dumpDomainString(String packageName) { 15191 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15192 List<IntentFilter> filters = getAllIntentFilters(packageName); 15193 15194 ArraySet<String> result = new ArraySet<>(); 15195 if (iviList.size() > 0) { 15196 for (IntentFilterVerificationInfo ivi : iviList) { 15197 for (String host : ivi.getDomains()) { 15198 result.add(host); 15199 } 15200 } 15201 } 15202 if (filters != null && filters.size() > 0) { 15203 for (IntentFilter filter : filters) { 15204 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15205 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15206 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15207 result.addAll(filter.getHostsList()); 15208 } 15209 } 15210 } 15211 15212 StringBuilder sb = new StringBuilder(result.size() * 16); 15213 for (String domain : result) { 15214 if (sb.length() > 0) sb.append(" "); 15215 sb.append(domain); 15216 } 15217 return sb.toString(); 15218 } 15219 15220 // ------- apps on sdcard specific code ------- 15221 static final boolean DEBUG_SD_INSTALL = false; 15222 15223 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15224 15225 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15226 15227 private boolean mMediaMounted = false; 15228 15229 static String getEncryptKey() { 15230 try { 15231 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15232 SD_ENCRYPTION_KEYSTORE_NAME); 15233 if (sdEncKey == null) { 15234 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15235 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15236 if (sdEncKey == null) { 15237 Slog.e(TAG, "Failed to create encryption keys"); 15238 return null; 15239 } 15240 } 15241 return sdEncKey; 15242 } catch (NoSuchAlgorithmException nsae) { 15243 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15244 return null; 15245 } catch (IOException ioe) { 15246 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15247 return null; 15248 } 15249 } 15250 15251 /* 15252 * Update media status on PackageManager. 15253 */ 15254 @Override 15255 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15256 int callingUid = Binder.getCallingUid(); 15257 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15258 throw new SecurityException("Media status can only be updated by the system"); 15259 } 15260 // reader; this apparently protects mMediaMounted, but should probably 15261 // be a different lock in that case. 15262 synchronized (mPackages) { 15263 Log.i(TAG, "Updating external media status from " 15264 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15265 + (mediaStatus ? "mounted" : "unmounted")); 15266 if (DEBUG_SD_INSTALL) 15267 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15268 + ", mMediaMounted=" + mMediaMounted); 15269 if (mediaStatus == mMediaMounted) { 15270 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15271 : 0, -1); 15272 mHandler.sendMessage(msg); 15273 return; 15274 } 15275 mMediaMounted = mediaStatus; 15276 } 15277 // Queue up an async operation since the package installation may take a 15278 // little while. 15279 mHandler.post(new Runnable() { 15280 public void run() { 15281 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15282 } 15283 }); 15284 } 15285 15286 /** 15287 * Called by MountService when the initial ASECs to scan are available. 15288 * Should block until all the ASEC containers are finished being scanned. 15289 */ 15290 public void scanAvailableAsecs() { 15291 updateExternalMediaStatusInner(true, false, false); 15292 if (mShouldRestoreconData) { 15293 SELinuxMMAC.setRestoreconDone(); 15294 mShouldRestoreconData = false; 15295 } 15296 } 15297 15298 /* 15299 * Collect information of applications on external media, map them against 15300 * existing containers and update information based on current mount status. 15301 * Please note that we always have to report status if reportStatus has been 15302 * set to true especially when unloading packages. 15303 */ 15304 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15305 boolean externalStorage) { 15306 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15307 int[] uidArr = EmptyArray.INT; 15308 15309 final String[] list = PackageHelper.getSecureContainerList(); 15310 if (ArrayUtils.isEmpty(list)) { 15311 Log.i(TAG, "No secure containers found"); 15312 } else { 15313 // Process list of secure containers and categorize them 15314 // as active or stale based on their package internal state. 15315 15316 // reader 15317 synchronized (mPackages) { 15318 for (String cid : list) { 15319 // Leave stages untouched for now; installer service owns them 15320 if (PackageInstallerService.isStageName(cid)) continue; 15321 15322 if (DEBUG_SD_INSTALL) 15323 Log.i(TAG, "Processing container " + cid); 15324 String pkgName = getAsecPackageName(cid); 15325 if (pkgName == null) { 15326 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15327 continue; 15328 } 15329 if (DEBUG_SD_INSTALL) 15330 Log.i(TAG, "Looking for pkg : " + pkgName); 15331 15332 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15333 if (ps == null) { 15334 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15335 continue; 15336 } 15337 15338 /* 15339 * Skip packages that are not external if we're unmounting 15340 * external storage. 15341 */ 15342 if (externalStorage && !isMounted && !isExternal(ps)) { 15343 continue; 15344 } 15345 15346 final AsecInstallArgs args = new AsecInstallArgs(cid, 15347 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15348 // The package status is changed only if the code path 15349 // matches between settings and the container id. 15350 if (ps.codePathString != null 15351 && ps.codePathString.startsWith(args.getCodePath())) { 15352 if (DEBUG_SD_INSTALL) { 15353 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15354 + " at code path: " + ps.codePathString); 15355 } 15356 15357 // We do have a valid package installed on sdcard 15358 processCids.put(args, ps.codePathString); 15359 final int uid = ps.appId; 15360 if (uid != -1) { 15361 uidArr = ArrayUtils.appendInt(uidArr, uid); 15362 } 15363 } else { 15364 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15365 + ps.codePathString); 15366 } 15367 } 15368 } 15369 15370 Arrays.sort(uidArr); 15371 } 15372 15373 // Process packages with valid entries. 15374 if (isMounted) { 15375 if (DEBUG_SD_INSTALL) 15376 Log.i(TAG, "Loading packages"); 15377 loadMediaPackages(processCids, uidArr); 15378 startCleaningPackages(); 15379 mInstallerService.onSecureContainersAvailable(); 15380 } else { 15381 if (DEBUG_SD_INSTALL) 15382 Log.i(TAG, "Unloading packages"); 15383 unloadMediaPackages(processCids, uidArr, reportStatus); 15384 } 15385 } 15386 15387 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15388 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15389 final int size = infos.size(); 15390 final String[] packageNames = new String[size]; 15391 final int[] packageUids = new int[size]; 15392 for (int i = 0; i < size; i++) { 15393 final ApplicationInfo info = infos.get(i); 15394 packageNames[i] = info.packageName; 15395 packageUids[i] = info.uid; 15396 } 15397 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15398 finishedReceiver); 15399 } 15400 15401 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15402 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15403 sendResourcesChangedBroadcast(mediaStatus, replacing, 15404 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15405 } 15406 15407 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15408 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15409 int size = pkgList.length; 15410 if (size > 0) { 15411 // Send broadcasts here 15412 Bundle extras = new Bundle(); 15413 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15414 if (uidArr != null) { 15415 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15416 } 15417 if (replacing) { 15418 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15419 } 15420 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15421 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15422 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15423 } 15424 } 15425 15426 /* 15427 * Look at potentially valid container ids from processCids If package 15428 * information doesn't match the one on record or package scanning fails, 15429 * the cid is added to list of removeCids. We currently don't delete stale 15430 * containers. 15431 */ 15432 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15433 ArrayList<String> pkgList = new ArrayList<String>(); 15434 Set<AsecInstallArgs> keys = processCids.keySet(); 15435 15436 for (AsecInstallArgs args : keys) { 15437 String codePath = processCids.get(args); 15438 if (DEBUG_SD_INSTALL) 15439 Log.i(TAG, "Loading container : " + args.cid); 15440 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15441 try { 15442 // Make sure there are no container errors first. 15443 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15444 Slog.e(TAG, "Failed to mount cid : " + args.cid 15445 + " when installing from sdcard"); 15446 continue; 15447 } 15448 // Check code path here. 15449 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15450 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15451 + " does not match one in settings " + codePath); 15452 continue; 15453 } 15454 // Parse package 15455 int parseFlags = mDefParseFlags; 15456 if (args.isExternalAsec()) { 15457 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15458 } 15459 if (args.isFwdLocked()) { 15460 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15461 } 15462 15463 synchronized (mInstallLock) { 15464 PackageParser.Package pkg = null; 15465 try { 15466 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15467 } catch (PackageManagerException e) { 15468 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15469 } 15470 // Scan the package 15471 if (pkg != null) { 15472 /* 15473 * TODO why is the lock being held? doPostInstall is 15474 * called in other places without the lock. This needs 15475 * to be straightened out. 15476 */ 15477 // writer 15478 synchronized (mPackages) { 15479 retCode = PackageManager.INSTALL_SUCCEEDED; 15480 pkgList.add(pkg.packageName); 15481 // Post process args 15482 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15483 pkg.applicationInfo.uid); 15484 } 15485 } else { 15486 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15487 } 15488 } 15489 15490 } finally { 15491 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15492 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15493 } 15494 } 15495 } 15496 // writer 15497 synchronized (mPackages) { 15498 // If the platform SDK has changed since the last time we booted, 15499 // we need to re-grant app permission to catch any new ones that 15500 // appear. This is really a hack, and means that apps can in some 15501 // cases get permissions that the user didn't initially explicitly 15502 // allow... it would be nice to have some better way to handle 15503 // this situation. 15504 final VersionInfo ver = mSettings.getExternalVersion(); 15505 15506 int updateFlags = UPDATE_PERMISSIONS_ALL; 15507 if (ver.sdkVersion != mSdkVersion) { 15508 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15509 + mSdkVersion + "; regranting permissions for external"); 15510 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15511 } 15512 updatePermissionsLPw(null, null, updateFlags); 15513 15514 // Yay, everything is now upgraded 15515 ver.forceCurrent(); 15516 15517 // can downgrade to reader 15518 // Persist settings 15519 mSettings.writeLPr(); 15520 } 15521 // Send a broadcast to let everyone know we are done processing 15522 if (pkgList.size() > 0) { 15523 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15524 } 15525 } 15526 15527 /* 15528 * Utility method to unload a list of specified containers 15529 */ 15530 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15531 // Just unmount all valid containers. 15532 for (AsecInstallArgs arg : cidArgs) { 15533 synchronized (mInstallLock) { 15534 arg.doPostDeleteLI(false); 15535 } 15536 } 15537 } 15538 15539 /* 15540 * Unload packages mounted on external media. This involves deleting package 15541 * data from internal structures, sending broadcasts about diabled packages, 15542 * gc'ing to free up references, unmounting all secure containers 15543 * corresponding to packages on external media, and posting a 15544 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15545 * that we always have to post this message if status has been requested no 15546 * matter what. 15547 */ 15548 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15549 final boolean reportStatus) { 15550 if (DEBUG_SD_INSTALL) 15551 Log.i(TAG, "unloading media packages"); 15552 ArrayList<String> pkgList = new ArrayList<String>(); 15553 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15554 final Set<AsecInstallArgs> keys = processCids.keySet(); 15555 for (AsecInstallArgs args : keys) { 15556 String pkgName = args.getPackageName(); 15557 if (DEBUG_SD_INSTALL) 15558 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15559 // Delete package internally 15560 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15561 synchronized (mInstallLock) { 15562 boolean res = deletePackageLI(pkgName, null, false, null, null, 15563 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15564 if (res) { 15565 pkgList.add(pkgName); 15566 } else { 15567 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15568 failedList.add(args); 15569 } 15570 } 15571 } 15572 15573 // reader 15574 synchronized (mPackages) { 15575 // We didn't update the settings after removing each package; 15576 // write them now for all packages. 15577 mSettings.writeLPr(); 15578 } 15579 15580 // We have to absolutely send UPDATED_MEDIA_STATUS only 15581 // after confirming that all the receivers processed the ordered 15582 // broadcast when packages get disabled, force a gc to clean things up. 15583 // and unload all the containers. 15584 if (pkgList.size() > 0) { 15585 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15586 new IIntentReceiver.Stub() { 15587 public void performReceive(Intent intent, int resultCode, String data, 15588 Bundle extras, boolean ordered, boolean sticky, 15589 int sendingUser) throws RemoteException { 15590 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15591 reportStatus ? 1 : 0, 1, keys); 15592 mHandler.sendMessage(msg); 15593 } 15594 }); 15595 } else { 15596 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15597 keys); 15598 mHandler.sendMessage(msg); 15599 } 15600 } 15601 15602 private void loadPrivatePackages(VolumeInfo vol) { 15603 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15604 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15605 synchronized (mInstallLock) { 15606 synchronized (mPackages) { 15607 final VersionInfo ver = mSettings.findOrCreateVersion(vol.fsUuid); 15608 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15609 for (PackageSetting ps : packages) { 15610 final PackageParser.Package pkg; 15611 try { 15612 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15613 loaded.add(pkg.applicationInfo); 15614 } catch (PackageManagerException e) { 15615 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15616 } 15617 15618 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15619 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15620 } 15621 } 15622 15623 int updateFlags = UPDATE_PERMISSIONS_ALL; 15624 if (ver.sdkVersion != mSdkVersion) { 15625 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15626 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15627 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15628 } 15629 updatePermissionsLPw(null, null, updateFlags); 15630 15631 // Yay, everything is now upgraded 15632 ver.forceCurrent(); 15633 15634 mSettings.writeLPr(); 15635 } 15636 } 15637 15638 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15639 sendResourcesChangedBroadcast(true, false, loaded, null); 15640 } 15641 15642 private void unloadPrivatePackages(VolumeInfo vol) { 15643 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15644 synchronized (mInstallLock) { 15645 synchronized (mPackages) { 15646 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15647 for (PackageSetting ps : packages) { 15648 if (ps.pkg == null) continue; 15649 15650 final ApplicationInfo info = ps.pkg.applicationInfo; 15651 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15652 if (deletePackageLI(ps.name, null, false, null, null, 15653 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15654 unloaded.add(info); 15655 } else { 15656 Slog.w(TAG, "Failed to unload " + ps.codePath); 15657 } 15658 } 15659 15660 mSettings.writeLPr(); 15661 } 15662 } 15663 15664 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15665 sendResourcesChangedBroadcast(false, false, unloaded, null); 15666 } 15667 15668 /** 15669 * Examine all users present on given mounted volume, and destroy data 15670 * belonging to users that are no longer valid, or whose user ID has been 15671 * recycled. 15672 */ 15673 private void reconcileUsers(String volumeUuid) { 15674 final File[] files = FileUtils 15675 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15676 for (File file : files) { 15677 if (!file.isDirectory()) continue; 15678 15679 final int userId; 15680 final UserInfo info; 15681 try { 15682 userId = Integer.parseInt(file.getName()); 15683 info = sUserManager.getUserInfo(userId); 15684 } catch (NumberFormatException e) { 15685 Slog.w(TAG, "Invalid user directory " + file); 15686 continue; 15687 } 15688 15689 boolean destroyUser = false; 15690 if (info == null) { 15691 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15692 + " because no matching user was found"); 15693 destroyUser = true; 15694 } else { 15695 try { 15696 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15697 } catch (IOException e) { 15698 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15699 + " because we failed to enforce serial number: " + e); 15700 destroyUser = true; 15701 } 15702 } 15703 15704 if (destroyUser) { 15705 synchronized (mInstallLock) { 15706 mInstaller.removeUserDataDirs(volumeUuid, userId); 15707 } 15708 } 15709 } 15710 15711 final UserManager um = mContext.getSystemService(UserManager.class); 15712 for (UserInfo user : um.getUsers()) { 15713 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15714 if (userDir.exists()) continue; 15715 15716 try { 15717 UserManagerService.prepareUserDirectory(userDir); 15718 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15719 } catch (IOException e) { 15720 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15721 } 15722 } 15723 } 15724 15725 /** 15726 * Examine all apps present on given mounted volume, and destroy apps that 15727 * aren't expected, either due to uninstallation or reinstallation on 15728 * another volume. 15729 */ 15730 private void reconcileApps(String volumeUuid) { 15731 final File[] files = FileUtils 15732 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15733 for (File file : files) { 15734 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15735 && !PackageInstallerService.isStageName(file.getName()); 15736 if (!isPackage) { 15737 // Ignore entries which are not packages 15738 continue; 15739 } 15740 15741 boolean destroyApp = false; 15742 String packageName = null; 15743 try { 15744 final PackageLite pkg = PackageParser.parsePackageLite(file, 15745 PackageParser.PARSE_MUST_BE_APK); 15746 packageName = pkg.packageName; 15747 15748 synchronized (mPackages) { 15749 final PackageSetting ps = mSettings.mPackages.get(packageName); 15750 if (ps == null) { 15751 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15752 + volumeUuid + " because we found no install record"); 15753 destroyApp = true; 15754 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15755 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15756 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15757 destroyApp = true; 15758 } 15759 } 15760 15761 } catch (PackageParserException e) { 15762 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15763 destroyApp = true; 15764 } 15765 15766 if (destroyApp) { 15767 synchronized (mInstallLock) { 15768 if (packageName != null) { 15769 removeDataDirsLI(volumeUuid, packageName); 15770 } 15771 if (file.isDirectory()) { 15772 mInstaller.rmPackageDir(file.getAbsolutePath()); 15773 } else { 15774 file.delete(); 15775 } 15776 } 15777 } 15778 } 15779 } 15780 15781 private void unfreezePackage(String packageName) { 15782 synchronized (mPackages) { 15783 final PackageSetting ps = mSettings.mPackages.get(packageName); 15784 if (ps != null) { 15785 ps.frozen = false; 15786 } 15787 } 15788 } 15789 15790 @Override 15791 public int movePackage(final String packageName, final String volumeUuid) { 15792 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15793 15794 final int moveId = mNextMoveId.getAndIncrement(); 15795 try { 15796 movePackageInternal(packageName, volumeUuid, moveId); 15797 } catch (PackageManagerException e) { 15798 Slog.w(TAG, "Failed to move " + packageName, e); 15799 mMoveCallbacks.notifyStatusChanged(moveId, 15800 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15801 } 15802 return moveId; 15803 } 15804 15805 private void movePackageInternal(final String packageName, final String volumeUuid, 15806 final int moveId) throws PackageManagerException { 15807 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15808 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15809 final PackageManager pm = mContext.getPackageManager(); 15810 15811 final boolean currentAsec; 15812 final String currentVolumeUuid; 15813 final File codeFile; 15814 final String installerPackageName; 15815 final String packageAbiOverride; 15816 final int appId; 15817 final String seinfo; 15818 final String label; 15819 15820 // reader 15821 synchronized (mPackages) { 15822 final PackageParser.Package pkg = mPackages.get(packageName); 15823 final PackageSetting ps = mSettings.mPackages.get(packageName); 15824 if (pkg == null || ps == null) { 15825 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15826 } 15827 15828 if (pkg.applicationInfo.isSystemApp()) { 15829 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15830 "Cannot move system application"); 15831 } 15832 15833 if (pkg.applicationInfo.isExternalAsec()) { 15834 currentAsec = true; 15835 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 15836 } else if (pkg.applicationInfo.isForwardLocked()) { 15837 currentAsec = true; 15838 currentVolumeUuid = "forward_locked"; 15839 } else { 15840 currentAsec = false; 15841 currentVolumeUuid = ps.volumeUuid; 15842 15843 final File probe = new File(pkg.codePath); 15844 final File probeOat = new File(probe, "oat"); 15845 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15846 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15847 "Move only supported for modern cluster style installs"); 15848 } 15849 } 15850 15851 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 15852 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15853 "Package already moved to " + volumeUuid); 15854 } 15855 15856 if (ps.frozen) { 15857 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15858 "Failed to move already frozen package"); 15859 } 15860 ps.frozen = true; 15861 15862 codeFile = new File(pkg.codePath); 15863 installerPackageName = ps.installerPackageName; 15864 packageAbiOverride = ps.cpuAbiOverrideString; 15865 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15866 seinfo = pkg.applicationInfo.seinfo; 15867 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15868 } 15869 15870 // Now that we're guarded by frozen state, kill app during move 15871 final long token = Binder.clearCallingIdentity(); 15872 try { 15873 killApplication(packageName, appId, "move pkg"); 15874 } finally { 15875 Binder.restoreCallingIdentity(token); 15876 } 15877 15878 final Bundle extras = new Bundle(); 15879 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15880 extras.putString(Intent.EXTRA_TITLE, label); 15881 mMoveCallbacks.notifyCreated(moveId, extras); 15882 15883 int installFlags; 15884 final boolean moveCompleteApp; 15885 final File measurePath; 15886 15887 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15888 installFlags = INSTALL_INTERNAL; 15889 moveCompleteApp = !currentAsec; 15890 measurePath = Environment.getDataAppDirectory(volumeUuid); 15891 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15892 installFlags = INSTALL_EXTERNAL; 15893 moveCompleteApp = false; 15894 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15895 } else { 15896 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15897 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15898 || !volume.isMountedWritable()) { 15899 unfreezePackage(packageName); 15900 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15901 "Move location not mounted private volume"); 15902 } 15903 15904 Preconditions.checkState(!currentAsec); 15905 15906 installFlags = INSTALL_INTERNAL; 15907 moveCompleteApp = true; 15908 measurePath = Environment.getDataAppDirectory(volumeUuid); 15909 } 15910 15911 final PackageStats stats = new PackageStats(null, -1); 15912 synchronized (mInstaller) { 15913 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15914 unfreezePackage(packageName); 15915 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15916 "Failed to measure package size"); 15917 } 15918 } 15919 15920 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15921 + stats.dataSize); 15922 15923 final long startFreeBytes = measurePath.getFreeSpace(); 15924 final long sizeBytes; 15925 if (moveCompleteApp) { 15926 sizeBytes = stats.codeSize + stats.dataSize; 15927 } else { 15928 sizeBytes = stats.codeSize; 15929 } 15930 15931 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15932 unfreezePackage(packageName); 15933 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15934 "Not enough free space to move"); 15935 } 15936 15937 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15938 15939 final CountDownLatch installedLatch = new CountDownLatch(1); 15940 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15941 @Override 15942 public void onUserActionRequired(Intent intent) throws RemoteException { 15943 throw new IllegalStateException(); 15944 } 15945 15946 @Override 15947 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15948 Bundle extras) throws RemoteException { 15949 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15950 + PackageManager.installStatusToString(returnCode, msg)); 15951 15952 installedLatch.countDown(); 15953 15954 // Regardless of success or failure of the move operation, 15955 // always unfreeze the package 15956 unfreezePackage(packageName); 15957 15958 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15959 switch (status) { 15960 case PackageInstaller.STATUS_SUCCESS: 15961 mMoveCallbacks.notifyStatusChanged(moveId, 15962 PackageManager.MOVE_SUCCEEDED); 15963 break; 15964 case PackageInstaller.STATUS_FAILURE_STORAGE: 15965 mMoveCallbacks.notifyStatusChanged(moveId, 15966 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15967 break; 15968 default: 15969 mMoveCallbacks.notifyStatusChanged(moveId, 15970 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15971 break; 15972 } 15973 } 15974 }; 15975 15976 final MoveInfo move; 15977 if (moveCompleteApp) { 15978 // Kick off a thread to report progress estimates 15979 new Thread() { 15980 @Override 15981 public void run() { 15982 while (true) { 15983 try { 15984 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15985 break; 15986 } 15987 } catch (InterruptedException ignored) { 15988 } 15989 15990 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15991 final int progress = 10 + (int) MathUtils.constrain( 15992 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15993 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15994 } 15995 } 15996 }.start(); 15997 15998 final String dataAppName = codeFile.getName(); 15999 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16000 dataAppName, appId, seinfo); 16001 } else { 16002 move = null; 16003 } 16004 16005 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16006 16007 final Message msg = mHandler.obtainMessage(INIT_COPY); 16008 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16009 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 16010 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16011 mHandler.sendMessage(msg); 16012 } 16013 16014 @Override 16015 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16016 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16017 16018 final int realMoveId = mNextMoveId.getAndIncrement(); 16019 final Bundle extras = new Bundle(); 16020 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16021 mMoveCallbacks.notifyCreated(realMoveId, extras); 16022 16023 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16024 @Override 16025 public void onCreated(int moveId, Bundle extras) { 16026 // Ignored 16027 } 16028 16029 @Override 16030 public void onStatusChanged(int moveId, int status, long estMillis) { 16031 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16032 } 16033 }; 16034 16035 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16036 storage.setPrimaryStorageUuid(volumeUuid, callback); 16037 return realMoveId; 16038 } 16039 16040 @Override 16041 public int getMoveStatus(int moveId) { 16042 mContext.enforceCallingOrSelfPermission( 16043 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16044 return mMoveCallbacks.mLastStatus.get(moveId); 16045 } 16046 16047 @Override 16048 public void registerMoveCallback(IPackageMoveObserver callback) { 16049 mContext.enforceCallingOrSelfPermission( 16050 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16051 mMoveCallbacks.register(callback); 16052 } 16053 16054 @Override 16055 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16056 mContext.enforceCallingOrSelfPermission( 16057 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16058 mMoveCallbacks.unregister(callback); 16059 } 16060 16061 @Override 16062 public boolean setInstallLocation(int loc) { 16063 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16064 null); 16065 if (getInstallLocation() == loc) { 16066 return true; 16067 } 16068 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16069 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16070 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16071 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16072 return true; 16073 } 16074 return false; 16075 } 16076 16077 @Override 16078 public int getInstallLocation() { 16079 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16080 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16081 PackageHelper.APP_INSTALL_AUTO); 16082 } 16083 16084 /** Called by UserManagerService */ 16085 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16086 mDirtyUsers.remove(userHandle); 16087 mSettings.removeUserLPw(userHandle); 16088 mPendingBroadcasts.remove(userHandle); 16089 if (mInstaller != null) { 16090 // Technically, we shouldn't be doing this with the package lock 16091 // held. However, this is very rare, and there is already so much 16092 // other disk I/O going on, that we'll let it slide for now. 16093 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16094 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16095 final String volumeUuid = vol.getFsUuid(); 16096 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16097 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16098 } 16099 } 16100 mUserNeedsBadging.delete(userHandle); 16101 removeUnusedPackagesLILPw(userManager, userHandle); 16102 } 16103 16104 /** 16105 * We're removing userHandle and would like to remove any downloaded packages 16106 * that are no longer in use by any other user. 16107 * @param userHandle the user being removed 16108 */ 16109 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16110 final boolean DEBUG_CLEAN_APKS = false; 16111 int [] users = userManager.getUserIdsLPr(); 16112 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16113 while (psit.hasNext()) { 16114 PackageSetting ps = psit.next(); 16115 if (ps.pkg == null) { 16116 continue; 16117 } 16118 final String packageName = ps.pkg.packageName; 16119 // Skip over if system app 16120 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16121 continue; 16122 } 16123 if (DEBUG_CLEAN_APKS) { 16124 Slog.i(TAG, "Checking package " + packageName); 16125 } 16126 boolean keep = false; 16127 for (int i = 0; i < users.length; i++) { 16128 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16129 keep = true; 16130 if (DEBUG_CLEAN_APKS) { 16131 Slog.i(TAG, " Keeping package " + packageName + " for user " 16132 + users[i]); 16133 } 16134 break; 16135 } 16136 } 16137 if (!keep) { 16138 if (DEBUG_CLEAN_APKS) { 16139 Slog.i(TAG, " Removing package " + packageName); 16140 } 16141 mHandler.post(new Runnable() { 16142 public void run() { 16143 deletePackageX(packageName, userHandle, 0); 16144 } //end run 16145 }); 16146 } 16147 } 16148 } 16149 16150 /** Called by UserManagerService */ 16151 void createNewUserLILPw(int userHandle) { 16152 if (mInstaller != null) { 16153 mInstaller.createUserConfig(userHandle); 16154 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16155 applyFactoryDefaultBrowserLPw(userHandle); 16156 primeDomainVerificationsLPw(userHandle); 16157 } 16158 } 16159 16160 void newUserCreated(final int userHandle) { 16161 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16162 } 16163 16164 @Override 16165 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16166 mContext.enforceCallingOrSelfPermission( 16167 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16168 "Only package verification agents can read the verifier device identity"); 16169 16170 synchronized (mPackages) { 16171 return mSettings.getVerifierDeviceIdentityLPw(); 16172 } 16173 } 16174 16175 @Override 16176 public void setPermissionEnforced(String permission, boolean enforced) { 16177 // TODO: Now that we no longer change GID for storage, this should to away. 16178 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16179 "setPermissionEnforced"); 16180 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16181 synchronized (mPackages) { 16182 if (mSettings.mReadExternalStorageEnforced == null 16183 || mSettings.mReadExternalStorageEnforced != enforced) { 16184 mSettings.mReadExternalStorageEnforced = enforced; 16185 mSettings.writeLPr(); 16186 } 16187 } 16188 // kill any non-foreground processes so we restart them and 16189 // grant/revoke the GID. 16190 final IActivityManager am = ActivityManagerNative.getDefault(); 16191 if (am != null) { 16192 final long token = Binder.clearCallingIdentity(); 16193 try { 16194 am.killProcessesBelowForeground("setPermissionEnforcement"); 16195 } catch (RemoteException e) { 16196 } finally { 16197 Binder.restoreCallingIdentity(token); 16198 } 16199 } 16200 } else { 16201 throw new IllegalArgumentException("No selective enforcement for " + permission); 16202 } 16203 } 16204 16205 @Override 16206 @Deprecated 16207 public boolean isPermissionEnforced(String permission) { 16208 return true; 16209 } 16210 16211 @Override 16212 public boolean isStorageLow() { 16213 final long token = Binder.clearCallingIdentity(); 16214 try { 16215 final DeviceStorageMonitorInternal 16216 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16217 if (dsm != null) { 16218 return dsm.isMemoryLow(); 16219 } else { 16220 return false; 16221 } 16222 } finally { 16223 Binder.restoreCallingIdentity(token); 16224 } 16225 } 16226 16227 @Override 16228 public IPackageInstaller getPackageInstaller() { 16229 return mInstallerService; 16230 } 16231 16232 private boolean userNeedsBadging(int userId) { 16233 int index = mUserNeedsBadging.indexOfKey(userId); 16234 if (index < 0) { 16235 final UserInfo userInfo; 16236 final long token = Binder.clearCallingIdentity(); 16237 try { 16238 userInfo = sUserManager.getUserInfo(userId); 16239 } finally { 16240 Binder.restoreCallingIdentity(token); 16241 } 16242 final boolean b; 16243 if (userInfo != null && userInfo.isManagedProfile()) { 16244 b = true; 16245 } else { 16246 b = false; 16247 } 16248 mUserNeedsBadging.put(userId, b); 16249 return b; 16250 } 16251 return mUserNeedsBadging.valueAt(index); 16252 } 16253 16254 @Override 16255 public KeySet getKeySetByAlias(String packageName, String alias) { 16256 if (packageName == null || alias == null) { 16257 return null; 16258 } 16259 synchronized(mPackages) { 16260 final PackageParser.Package pkg = mPackages.get(packageName); 16261 if (pkg == null) { 16262 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16263 throw new IllegalArgumentException("Unknown package: " + packageName); 16264 } 16265 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16266 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16267 } 16268 } 16269 16270 @Override 16271 public KeySet getSigningKeySet(String packageName) { 16272 if (packageName == null) { 16273 return null; 16274 } 16275 synchronized(mPackages) { 16276 final PackageParser.Package pkg = mPackages.get(packageName); 16277 if (pkg == null) { 16278 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16279 throw new IllegalArgumentException("Unknown package: " + packageName); 16280 } 16281 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16282 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16283 throw new SecurityException("May not access signing KeySet of other apps."); 16284 } 16285 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16286 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16287 } 16288 } 16289 16290 @Override 16291 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16292 if (packageName == null || ks == null) { 16293 return false; 16294 } 16295 synchronized(mPackages) { 16296 final PackageParser.Package pkg = mPackages.get(packageName); 16297 if (pkg == null) { 16298 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16299 throw new IllegalArgumentException("Unknown package: " + packageName); 16300 } 16301 IBinder ksh = ks.getToken(); 16302 if (ksh instanceof KeySetHandle) { 16303 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16304 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16305 } 16306 return false; 16307 } 16308 } 16309 16310 @Override 16311 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16312 if (packageName == null || ks == null) { 16313 return false; 16314 } 16315 synchronized(mPackages) { 16316 final PackageParser.Package pkg = mPackages.get(packageName); 16317 if (pkg == null) { 16318 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16319 throw new IllegalArgumentException("Unknown package: " + packageName); 16320 } 16321 IBinder ksh = ks.getToken(); 16322 if (ksh instanceof KeySetHandle) { 16323 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16324 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16325 } 16326 return false; 16327 } 16328 } 16329 16330 public void getUsageStatsIfNoPackageUsageInfo() { 16331 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16332 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16333 if (usm == null) { 16334 throw new IllegalStateException("UsageStatsManager must be initialized"); 16335 } 16336 long now = System.currentTimeMillis(); 16337 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16338 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16339 String packageName = entry.getKey(); 16340 PackageParser.Package pkg = mPackages.get(packageName); 16341 if (pkg == null) { 16342 continue; 16343 } 16344 UsageStats usage = entry.getValue(); 16345 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16346 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16347 } 16348 } 16349 } 16350 16351 /** 16352 * Check and throw if the given before/after packages would be considered a 16353 * downgrade. 16354 */ 16355 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16356 throws PackageManagerException { 16357 if (after.versionCode < before.mVersionCode) { 16358 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16359 "Update version code " + after.versionCode + " is older than current " 16360 + before.mVersionCode); 16361 } else if (after.versionCode == before.mVersionCode) { 16362 if (after.baseRevisionCode < before.baseRevisionCode) { 16363 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16364 "Update base revision code " + after.baseRevisionCode 16365 + " is older than current " + before.baseRevisionCode); 16366 } 16367 16368 if (!ArrayUtils.isEmpty(after.splitNames)) { 16369 for (int i = 0; i < after.splitNames.length; i++) { 16370 final String splitName = after.splitNames[i]; 16371 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16372 if (j != -1) { 16373 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16374 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16375 "Update split " + splitName + " revision code " 16376 + after.splitRevisionCodes[i] + " is older than current " 16377 + before.splitRevisionCodes[j]); 16378 } 16379 } 16380 } 16381 } 16382 } 16383 } 16384 16385 private static class MoveCallbacks extends Handler { 16386 private static final int MSG_CREATED = 1; 16387 private static final int MSG_STATUS_CHANGED = 2; 16388 16389 private final RemoteCallbackList<IPackageMoveObserver> 16390 mCallbacks = new RemoteCallbackList<>(); 16391 16392 private final SparseIntArray mLastStatus = new SparseIntArray(); 16393 16394 public MoveCallbacks(Looper looper) { 16395 super(looper); 16396 } 16397 16398 public void register(IPackageMoveObserver callback) { 16399 mCallbacks.register(callback); 16400 } 16401 16402 public void unregister(IPackageMoveObserver callback) { 16403 mCallbacks.unregister(callback); 16404 } 16405 16406 @Override 16407 public void handleMessage(Message msg) { 16408 final SomeArgs args = (SomeArgs) msg.obj; 16409 final int n = mCallbacks.beginBroadcast(); 16410 for (int i = 0; i < n; i++) { 16411 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16412 try { 16413 invokeCallback(callback, msg.what, args); 16414 } catch (RemoteException ignored) { 16415 } 16416 } 16417 mCallbacks.finishBroadcast(); 16418 args.recycle(); 16419 } 16420 16421 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16422 throws RemoteException { 16423 switch (what) { 16424 case MSG_CREATED: { 16425 callback.onCreated(args.argi1, (Bundle) args.arg2); 16426 break; 16427 } 16428 case MSG_STATUS_CHANGED: { 16429 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16430 break; 16431 } 16432 } 16433 } 16434 16435 private void notifyCreated(int moveId, Bundle extras) { 16436 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16437 16438 final SomeArgs args = SomeArgs.obtain(); 16439 args.argi1 = moveId; 16440 args.arg2 = extras; 16441 obtainMessage(MSG_CREATED, args).sendToTarget(); 16442 } 16443 16444 private void notifyStatusChanged(int moveId, int status) { 16445 notifyStatusChanged(moveId, status, -1); 16446 } 16447 16448 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16449 Slog.v(TAG, "Move " + moveId + " status " + status); 16450 16451 final SomeArgs args = SomeArgs.obtain(); 16452 args.argi1 = moveId; 16453 args.argi2 = status; 16454 args.arg3 = estMillis; 16455 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16456 16457 synchronized (mLastStatus) { 16458 mLastStatus.put(moveId, status); 16459 } 16460 } 16461 } 16462 16463 private final class OnPermissionChangeListeners extends Handler { 16464 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16465 16466 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16467 new RemoteCallbackList<>(); 16468 16469 public OnPermissionChangeListeners(Looper looper) { 16470 super(looper); 16471 } 16472 16473 @Override 16474 public void handleMessage(Message msg) { 16475 switch (msg.what) { 16476 case MSG_ON_PERMISSIONS_CHANGED: { 16477 final int uid = msg.arg1; 16478 handleOnPermissionsChanged(uid); 16479 } break; 16480 } 16481 } 16482 16483 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16484 mPermissionListeners.register(listener); 16485 16486 } 16487 16488 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16489 mPermissionListeners.unregister(listener); 16490 } 16491 16492 public void onPermissionsChanged(int uid) { 16493 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16494 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16495 } 16496 } 16497 16498 private void handleOnPermissionsChanged(int uid) { 16499 final int count = mPermissionListeners.beginBroadcast(); 16500 try { 16501 for (int i = 0; i < count; i++) { 16502 IOnPermissionsChangeListener callback = mPermissionListeners 16503 .getBroadcastItem(i); 16504 try { 16505 callback.onPermissionsChanged(uid); 16506 } catch (RemoteException e) { 16507 Log.e(TAG, "Permission listener is dead", e); 16508 } 16509 } 16510 } finally { 16511 mPermissionListeners.finishBroadcast(); 16512 } 16513 } 16514 } 16515 16516 private class PackageManagerInternalImpl extends PackageManagerInternal { 16517 @Override 16518 public void setLocationPackagesProvider(PackagesProvider provider) { 16519 synchronized (mPackages) { 16520 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16521 } 16522 } 16523 16524 @Override 16525 public void setImePackagesProvider(PackagesProvider provider) { 16526 synchronized (mPackages) { 16527 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16528 } 16529 } 16530 16531 @Override 16532 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16533 synchronized (mPackages) { 16534 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16535 } 16536 } 16537 16538 @Override 16539 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16540 synchronized (mPackages) { 16541 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16542 } 16543 } 16544 16545 @Override 16546 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16547 synchronized (mPackages) { 16548 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16549 } 16550 } 16551 16552 @Override 16553 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16554 synchronized (mPackages) { 16555 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16556 } 16557 } 16558 16559 @Override 16560 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16561 synchronized (mPackages) { 16562 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16563 } 16564 } 16565 16566 @Override 16567 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16568 synchronized (mPackages) { 16569 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16570 packageName, userId); 16571 } 16572 } 16573 16574 @Override 16575 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16576 synchronized (mPackages) { 16577 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16578 packageName, userId); 16579 } 16580 } 16581 @Override 16582 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16583 synchronized (mPackages) { 16584 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16585 packageName, userId); 16586 } 16587 } 16588 } 16589 16590 @Override 16591 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16592 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16593 synchronized (mPackages) { 16594 final long identity = Binder.clearCallingIdentity(); 16595 try { 16596 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16597 packageNames, userId); 16598 } finally { 16599 Binder.restoreCallingIdentity(identity); 16600 } 16601 } 16602 } 16603 16604 private static void enforceSystemOrPhoneCaller(String tag) { 16605 int callingUid = Binder.getCallingUid(); 16606 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16607 throw new SecurityException( 16608 "Cannot call " + tag + " from UID " + callingUid); 16609 } 16610 } 16611} 16612