PackageManagerService.java revision 2658cb002abae9341c9a82bfeaed764ba5bf97c8
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.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 60import static android.content.pm.PackageManager.MATCH_ALL; 61import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 62import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 63import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 64import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 65import static android.content.pm.PackageManager.PERMISSION_DENIED; 66import static android.content.pm.PackageManager.PERMISSION_GRANTED; 67import static android.content.pm.PackageParser.isApkFile; 68import static android.os.Process.PACKAGE_INFO_GID; 69import static android.os.Process.SYSTEM_UID; 70import static android.system.OsConstants.O_CREAT; 71import static android.system.OsConstants.O_RDWR; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 73import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 74import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 75import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 76import static com.android.internal.util.ArrayUtils.appendInt; 77import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 79import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 80import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 81import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 84import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 85 86import android.Manifest; 87import android.app.ActivityManager; 88import android.app.ActivityManagerNative; 89import android.app.AppGlobals; 90import android.app.IActivityManager; 91import android.app.admin.IDevicePolicyManager; 92import android.app.backup.IBackupManager; 93import android.app.usage.UsageStats; 94import android.app.usage.UsageStatsManager; 95import android.content.BroadcastReceiver; 96import android.content.ComponentName; 97import android.content.Context; 98import android.content.IIntentReceiver; 99import android.content.Intent; 100import android.content.IntentFilter; 101import android.content.IntentSender; 102import android.content.IntentSender.SendIntentException; 103import android.content.ServiceConnection; 104import android.content.pm.ActivityInfo; 105import android.content.pm.ApplicationInfo; 106import android.content.pm.FeatureInfo; 107import android.content.pm.IOnPermissionsChangeListener; 108import android.content.pm.IPackageDataObserver; 109import android.content.pm.IPackageDeleteObserver; 110import android.content.pm.IPackageDeleteObserver2; 111import android.content.pm.IPackageInstallObserver2; 112import android.content.pm.IPackageInstaller; 113import android.content.pm.IPackageManager; 114import android.content.pm.IPackageMoveObserver; 115import android.content.pm.IPackageStatsObserver; 116import android.content.pm.InstrumentationInfo; 117import android.content.pm.IntentFilterVerificationInfo; 118import android.content.pm.KeySet; 119import android.content.pm.ManifestDigest; 120import android.content.pm.PackageCleanItem; 121import android.content.pm.PackageInfo; 122import android.content.pm.PackageInfoLite; 123import android.content.pm.PackageInstaller; 124import android.content.pm.PackageManager; 125import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 126import android.content.pm.PackageManagerInternal; 127import android.content.pm.PackageParser; 128import android.content.pm.PackageParser.ActivityIntentInfo; 129import android.content.pm.PackageParser.PackageLite; 130import android.content.pm.PackageParser.PackageParserException; 131import android.content.pm.PackageStats; 132import android.content.pm.PackageUserState; 133import android.content.pm.ParceledListSlice; 134import android.content.pm.PermissionGroupInfo; 135import android.content.pm.PermissionInfo; 136import android.content.pm.ProviderInfo; 137import android.content.pm.ResolveInfo; 138import android.content.pm.ServiceInfo; 139import android.content.pm.Signature; 140import android.content.pm.UserInfo; 141import android.content.pm.VerificationParams; 142import android.content.pm.VerifierDeviceIdentity; 143import android.content.pm.VerifierInfo; 144import android.content.res.Resources; 145import android.hardware.display.DisplayManager; 146import android.net.Uri; 147import android.os.Debug; 148import android.os.Binder; 149import android.os.Build; 150import android.os.Bundle; 151import android.os.Environment; 152import android.os.Environment.UserEnvironment; 153import android.os.FileUtils; 154import android.os.Handler; 155import android.os.IBinder; 156import android.os.Looper; 157import android.os.Message; 158import android.os.Parcel; 159import android.os.ParcelFileDescriptor; 160import android.os.Process; 161import android.os.RemoteCallbackList; 162import android.os.RemoteException; 163import android.os.SELinux; 164import android.os.ServiceManager; 165import android.os.SystemClock; 166import android.os.SystemProperties; 167import android.os.UserHandle; 168import android.os.UserManager; 169import android.os.storage.IMountService; 170import android.os.storage.MountServiceInternal; 171import android.os.storage.StorageEventListener; 172import android.os.storage.StorageManager; 173import android.os.storage.VolumeInfo; 174import android.os.storage.VolumeRecord; 175import android.security.KeyStore; 176import android.security.SystemKeyStore; 177import android.system.ErrnoException; 178import android.system.Os; 179import android.system.StructStat; 180import android.text.TextUtils; 181import android.text.format.DateUtils; 182import android.util.ArrayMap; 183import android.util.ArraySet; 184import android.util.AtomicFile; 185import android.util.DisplayMetrics; 186import android.util.EventLog; 187import android.util.ExceptionUtils; 188import android.util.Log; 189import android.util.LogPrinter; 190import android.util.MathUtils; 191import android.util.PrintStreamPrinter; 192import android.util.Slog; 193import android.util.SparseArray; 194import android.util.SparseBooleanArray; 195import android.util.SparseIntArray; 196import android.util.Xml; 197import android.view.Display; 198 199import dalvik.system.DexFile; 200import dalvik.system.VMRuntime; 201 202import libcore.io.IoUtils; 203import libcore.util.EmptyArray; 204 205import com.android.internal.R; 206import com.android.internal.annotations.GuardedBy; 207import com.android.internal.app.IMediaContainerService; 208import com.android.internal.app.ResolverActivity; 209import com.android.internal.content.NativeLibraryHelper; 210import com.android.internal.content.PackageHelper; 211import com.android.internal.os.IParcelFileDescriptorFactory; 212import com.android.internal.os.SomeArgs; 213import com.android.internal.os.Zygote; 214import com.android.internal.util.ArrayUtils; 215import com.android.internal.util.FastPrintWriter; 216import com.android.internal.util.FastXmlSerializer; 217import com.android.internal.util.IndentingPrintWriter; 218import com.android.internal.util.Preconditions; 219import com.android.server.EventLogTags; 220import com.android.server.FgThread; 221import com.android.server.IntentResolver; 222import com.android.server.LocalServices; 223import com.android.server.ServiceThread; 224import com.android.server.SystemConfig; 225import com.android.server.Watchdog; 226import com.android.server.pm.PermissionsState.PermissionState; 227import com.android.server.pm.Settings.DatabaseVersion; 228import com.android.server.pm.Settings.VersionInfo; 229import com.android.server.storage.DeviceStorageMonitorInternal; 230 231import org.xmlpull.v1.XmlPullParser; 232import org.xmlpull.v1.XmlPullParserException; 233import org.xmlpull.v1.XmlSerializer; 234 235import java.io.BufferedInputStream; 236import java.io.BufferedOutputStream; 237import java.io.BufferedReader; 238import java.io.ByteArrayInputStream; 239import java.io.ByteArrayOutputStream; 240import java.io.File; 241import java.io.FileDescriptor; 242import java.io.FileNotFoundException; 243import java.io.FileOutputStream; 244import java.io.FileReader; 245import java.io.FilenameFilter; 246import java.io.IOException; 247import java.io.InputStream; 248import java.io.PrintWriter; 249import java.nio.charset.StandardCharsets; 250import java.security.NoSuchAlgorithmException; 251import java.security.PublicKey; 252import java.security.cert.CertificateEncodingException; 253import java.security.cert.CertificateException; 254import java.text.SimpleDateFormat; 255import java.util.ArrayList; 256import java.util.Arrays; 257import java.util.Collection; 258import java.util.Collections; 259import java.util.Comparator; 260import java.util.Date; 261import java.util.Iterator; 262import java.util.List; 263import java.util.Map; 264import java.util.Objects; 265import java.util.Set; 266import java.util.concurrent.CountDownLatch; 267import java.util.concurrent.TimeUnit; 268import java.util.concurrent.atomic.AtomicBoolean; 269import java.util.concurrent.atomic.AtomicInteger; 270import java.util.concurrent.atomic.AtomicLong; 271 272/** 273 * Keep track of all those .apks everywhere. 274 * 275 * This is very central to the platform's security; please run the unit 276 * tests whenever making modifications here: 277 * 278mmm frameworks/base/tests/AndroidTests 279adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 280adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 281 * 282 * {@hide} 283 */ 284public class PackageManagerService extends IPackageManager.Stub { 285 static final String TAG = "PackageManager"; 286 static final boolean DEBUG_SETTINGS = false; 287 static final boolean DEBUG_PREFERRED = false; 288 static final boolean DEBUG_UPGRADE = false; 289 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 290 private static final boolean DEBUG_BACKUP = false; 291 private static final boolean DEBUG_INSTALL = false; 292 private static final boolean DEBUG_REMOVE = false; 293 private static final boolean DEBUG_BROADCASTS = false; 294 private static final boolean DEBUG_SHOW_INFO = false; 295 private static final boolean DEBUG_PACKAGE_INFO = false; 296 private static final boolean DEBUG_INTENT_MATCHING = false; 297 private static final boolean DEBUG_PACKAGE_SCANNING = false; 298 private static final boolean DEBUG_VERIFY = false; 299 private static final boolean DEBUG_DEXOPT = false; 300 private static final boolean DEBUG_ABI_SELECTION = false; 301 302 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 303 304 private static final int RADIO_UID = Process.PHONE_UID; 305 private static final int LOG_UID = Process.LOG_UID; 306 private static final int NFC_UID = Process.NFC_UID; 307 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 308 private static final int SHELL_UID = Process.SHELL_UID; 309 310 // Cap the size of permission trees that 3rd party apps can define 311 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 312 313 // Suffix used during package installation when copying/moving 314 // package apks to install directory. 315 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 316 317 static final int SCAN_NO_DEX = 1<<1; 318 static final int SCAN_FORCE_DEX = 1<<2; 319 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 320 static final int SCAN_NEW_INSTALL = 1<<4; 321 static final int SCAN_NO_PATHS = 1<<5; 322 static final int SCAN_UPDATE_TIME = 1<<6; 323 static final int SCAN_DEFER_DEX = 1<<7; 324 static final int SCAN_BOOTING = 1<<8; 325 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 326 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 327 static final int SCAN_REPLACING = 1<<11; 328 static final int SCAN_REQUIRE_KNOWN = 1<<12; 329 static final int SCAN_MOVE = 1<<13; 330 static final int SCAN_INITIAL = 1<<14; 331 332 static final int REMOVE_CHATTY = 1<<16; 333 334 private static final int[] EMPTY_INT_ARRAY = new int[0]; 335 336 /** 337 * Timeout (in milliseconds) after which the watchdog should declare that 338 * our handler thread is wedged. The usual default for such things is one 339 * minute but we sometimes do very lengthy I/O operations on this thread, 340 * such as installing multi-gigabyte applications, so ours needs to be longer. 341 */ 342 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 343 344 /** 345 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 346 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 347 * settings entry if available, otherwise we use the hardcoded default. If it's been 348 * more than this long since the last fstrim, we force one during the boot sequence. 349 * 350 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 351 * one gets run at the next available charging+idle time. This final mandatory 352 * no-fstrim check kicks in only of the other scheduling criteria is never met. 353 */ 354 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 355 356 /** 357 * Whether verification is enabled by default. 358 */ 359 private static final boolean DEFAULT_VERIFY_ENABLE = true; 360 361 /** 362 * The default maximum time to wait for the verification agent to return in 363 * milliseconds. 364 */ 365 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 366 367 /** 368 * The default response for package verification timeout. 369 * 370 * This can be either PackageManager.VERIFICATION_ALLOW or 371 * PackageManager.VERIFICATION_REJECT. 372 */ 373 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 374 375 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 376 377 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 378 DEFAULT_CONTAINER_PACKAGE, 379 "com.android.defcontainer.DefaultContainerService"); 380 381 private static final String KILL_APP_REASON_GIDS_CHANGED = 382 "permission grant or revoke changed gids"; 383 384 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 385 "permissions revoked"; 386 387 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 388 389 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 390 391 /** Permission grant: not grant the permission. */ 392 private static final int GRANT_DENIED = 1; 393 394 /** Permission grant: grant the permission as an install permission. */ 395 private static final int GRANT_INSTALL = 2; 396 397 /** Permission grant: grant the permission as an install permission for a legacy app. */ 398 private static final int GRANT_INSTALL_LEGACY = 3; 399 400 /** Permission grant: grant the permission as a runtime one. */ 401 private static final int GRANT_RUNTIME = 4; 402 403 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 404 private static final int GRANT_UPGRADE = 5; 405 406 /** Canonical intent used to identify what counts as a "web browser" app */ 407 private static final Intent sBrowserIntent; 408 static { 409 sBrowserIntent = new Intent(); 410 sBrowserIntent.setAction(Intent.ACTION_VIEW); 411 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 412 sBrowserIntent.setData(Uri.parse("http:")); 413 } 414 415 final ServiceThread mHandlerThread; 416 417 final PackageHandler mHandler; 418 419 /** 420 * Messages for {@link #mHandler} that need to wait for system ready before 421 * being dispatched. 422 */ 423 private ArrayList<Message> mPostSystemReadyMessages; 424 425 final int mSdkVersion = Build.VERSION.SDK_INT; 426 427 final Context mContext; 428 final boolean mFactoryTest; 429 final boolean mOnlyCore; 430 final boolean mLazyDexOpt; 431 final long mDexOptLRUThresholdInMills; 432 final DisplayMetrics mMetrics; 433 final int mDefParseFlags; 434 final String[] mSeparateProcesses; 435 final boolean mIsUpgrade; 436 437 // This is where all application persistent data goes. 438 final File mAppDataDir; 439 440 // This is where all application persistent data goes for secondary users. 441 final File mUserAppDataDir; 442 443 /** The location for ASEC container files on internal storage. */ 444 final String mAsecInternalPath; 445 446 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 447 // LOCK HELD. Can be called with mInstallLock held. 448 @GuardedBy("mInstallLock") 449 final Installer mInstaller; 450 451 /** Directory where installed third-party apps stored */ 452 final File mAppInstallDir; 453 454 /** 455 * Directory to which applications installed internally have their 456 * 32 bit native libraries copied. 457 */ 458 private File mAppLib32InstallDir; 459 460 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 461 // apps. 462 final File mDrmAppPrivateInstallDir; 463 464 // ---------------------------------------------------------------- 465 466 // Lock for state used when installing and doing other long running 467 // operations. Methods that must be called with this lock held have 468 // the suffix "LI". 469 final Object mInstallLock = new Object(); 470 471 // ---------------------------------------------------------------- 472 473 // Keys are String (package name), values are Package. This also serves 474 // as the lock for the global state. Methods that must be called with 475 // this lock held have the prefix "LP". 476 @GuardedBy("mPackages") 477 final ArrayMap<String, PackageParser.Package> mPackages = 478 new ArrayMap<String, PackageParser.Package>(); 479 480 // Tracks available target package names -> overlay package paths. 481 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 482 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 483 484 /** 485 * Tracks new system packages [received in an OTA] that we expect to 486 * find updated user-installed versions. Keys are package name, values 487 * are package location. 488 */ 489 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 490 491 /** 492 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 493 */ 494 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 495 /** 496 * Whether or not system app permissions should be promoted from install to runtime. 497 */ 498 boolean mPromoteSystemApps; 499 500 final Settings mSettings; 501 boolean mRestoredSettings; 502 503 // System configuration read by SystemConfig. 504 final int[] mGlobalGids; 505 final SparseArray<ArraySet<String>> mSystemPermissions; 506 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 507 508 // If mac_permissions.xml was found for seinfo labeling. 509 boolean mFoundPolicyFile; 510 511 // If a recursive restorecon of /data/data/<pkg> is needed. 512 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 513 514 public static final class SharedLibraryEntry { 515 public final String path; 516 public final String apk; 517 518 SharedLibraryEntry(String _path, String _apk) { 519 path = _path; 520 apk = _apk; 521 } 522 } 523 524 // Currently known shared libraries. 525 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 526 new ArrayMap<String, SharedLibraryEntry>(); 527 528 // All available activities, for your resolving pleasure. 529 final ActivityIntentResolver mActivities = 530 new ActivityIntentResolver(); 531 532 // All available receivers, for your resolving pleasure. 533 final ActivityIntentResolver mReceivers = 534 new ActivityIntentResolver(); 535 536 // All available services, for your resolving pleasure. 537 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 538 539 // All available providers, for your resolving pleasure. 540 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 541 542 // Mapping from provider base names (first directory in content URI codePath) 543 // to the provider information. 544 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 545 new ArrayMap<String, PackageParser.Provider>(); 546 547 // Mapping from instrumentation class names to info about them. 548 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 549 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 550 551 // Mapping from permission names to info about them. 552 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 553 new ArrayMap<String, PackageParser.PermissionGroup>(); 554 555 // Packages whose data we have transfered into another package, thus 556 // should no longer exist. 557 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 558 559 // Broadcast actions that are only available to the system. 560 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 561 562 /** List of packages waiting for verification. */ 563 final SparseArray<PackageVerificationState> mPendingVerification 564 = new SparseArray<PackageVerificationState>(); 565 566 /** Set of packages associated with each app op permission. */ 567 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 568 569 final PackageInstallerService mInstallerService; 570 571 private final PackageDexOptimizer mPackageDexOptimizer; 572 573 private AtomicInteger mNextMoveId = new AtomicInteger(); 574 private final MoveCallbacks mMoveCallbacks; 575 576 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 577 578 // Cache of users who need badging. 579 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 580 581 /** Token for keys in mPendingVerification. */ 582 private int mPendingVerificationToken = 0; 583 584 volatile boolean mSystemReady; 585 volatile boolean mSafeMode; 586 volatile boolean mHasSystemUidErrors; 587 588 ApplicationInfo mAndroidApplication; 589 final ActivityInfo mResolveActivity = new ActivityInfo(); 590 final ResolveInfo mResolveInfo = new ResolveInfo(); 591 ComponentName mResolveComponentName; 592 PackageParser.Package mPlatformPackage; 593 ComponentName mCustomResolverComponentName; 594 595 boolean mResolverReplaced = false; 596 597 private final ComponentName mIntentFilterVerifierComponent; 598 private int mIntentFilterVerificationToken = 0; 599 600 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 601 = new SparseArray<IntentFilterVerificationState>(); 602 603 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 604 new DefaultPermissionGrantPolicy(this); 605 606 private static class IFVerificationParams { 607 PackageParser.Package pkg; 608 boolean replacing; 609 int userId; 610 int verifierUid; 611 612 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 613 int _userId, int _verifierUid) { 614 pkg = _pkg; 615 replacing = _replacing; 616 userId = _userId; 617 replacing = _replacing; 618 verifierUid = _verifierUid; 619 } 620 } 621 622 private interface IntentFilterVerifier<T extends IntentFilter> { 623 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 624 T filter, String packageName); 625 void startVerifications(int userId); 626 void receiveVerificationResponse(int verificationId); 627 } 628 629 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 630 private Context mContext; 631 private ComponentName mIntentFilterVerifierComponent; 632 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 633 634 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 635 mContext = context; 636 mIntentFilterVerifierComponent = verifierComponent; 637 } 638 639 private String getDefaultScheme() { 640 return IntentFilter.SCHEME_HTTPS; 641 } 642 643 @Override 644 public void startVerifications(int userId) { 645 // Launch verifications requests 646 int count = mCurrentIntentFilterVerifications.size(); 647 for (int n=0; n<count; n++) { 648 int verificationId = mCurrentIntentFilterVerifications.get(n); 649 final IntentFilterVerificationState ivs = 650 mIntentFilterVerificationStates.get(verificationId); 651 652 String packageName = ivs.getPackageName(); 653 654 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 655 final int filterCount = filters.size(); 656 ArraySet<String> domainsSet = new ArraySet<>(); 657 for (int m=0; m<filterCount; m++) { 658 PackageParser.ActivityIntentInfo filter = filters.get(m); 659 domainsSet.addAll(filter.getHostsList()); 660 } 661 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 662 synchronized (mPackages) { 663 if (mSettings.createIntentFilterVerificationIfNeededLPw( 664 packageName, domainsList) != null) { 665 scheduleWriteSettingsLocked(); 666 } 667 } 668 sendVerificationRequest(userId, verificationId, ivs); 669 } 670 mCurrentIntentFilterVerifications.clear(); 671 } 672 673 private void sendVerificationRequest(int userId, int verificationId, 674 IntentFilterVerificationState ivs) { 675 676 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 677 verificationIntent.putExtra( 678 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 679 verificationId); 680 verificationIntent.putExtra( 681 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 682 getDefaultScheme()); 683 verificationIntent.putExtra( 684 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 685 ivs.getHostsString()); 686 verificationIntent.putExtra( 687 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 688 ivs.getPackageName()); 689 verificationIntent.setComponent(mIntentFilterVerifierComponent); 690 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 691 692 UserHandle user = new UserHandle(userId); 693 mContext.sendBroadcastAsUser(verificationIntent, user); 694 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 695 "Sending IntentFilter verification broadcast"); 696 } 697 698 public void receiveVerificationResponse(int verificationId) { 699 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 700 701 final boolean verified = ivs.isVerified(); 702 703 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 704 final int count = filters.size(); 705 if (DEBUG_DOMAIN_VERIFICATION) { 706 Slog.i(TAG, "Received verification response " + verificationId 707 + " for " + count + " filters, verified=" + verified); 708 } 709 for (int n=0; n<count; n++) { 710 PackageParser.ActivityIntentInfo filter = filters.get(n); 711 filter.setVerified(verified); 712 713 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 714 + " verified with result:" + verified + " and hosts:" 715 + ivs.getHostsString()); 716 } 717 718 mIntentFilterVerificationStates.remove(verificationId); 719 720 final String packageName = ivs.getPackageName(); 721 IntentFilterVerificationInfo ivi = null; 722 723 synchronized (mPackages) { 724 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 725 } 726 if (ivi == null) { 727 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 728 + verificationId + " packageName:" + packageName); 729 return; 730 } 731 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 732 "Updating IntentFilterVerificationInfo for package " + packageName 733 +" verificationId:" + verificationId); 734 735 synchronized (mPackages) { 736 if (verified) { 737 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 738 } else { 739 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 740 } 741 scheduleWriteSettingsLocked(); 742 743 final int userId = ivs.getUserId(); 744 if (userId != UserHandle.USER_ALL) { 745 final int userStatus = 746 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 747 748 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 749 boolean needUpdate = false; 750 751 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 752 // already been set by the User thru the Disambiguation dialog 753 switch (userStatus) { 754 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 755 if (verified) { 756 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 757 } else { 758 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 759 } 760 needUpdate = true; 761 break; 762 763 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 764 if (verified) { 765 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 766 needUpdate = true; 767 } 768 break; 769 770 default: 771 // Nothing to do 772 } 773 774 if (needUpdate) { 775 mSettings.updateIntentFilterVerificationStatusLPw( 776 packageName, updatedStatus, userId); 777 scheduleWritePackageRestrictionsLocked(userId); 778 } 779 } 780 } 781 } 782 783 @Override 784 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 785 ActivityIntentInfo filter, String packageName) { 786 if (!hasValidDomains(filter)) { 787 return false; 788 } 789 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 790 if (ivs == null) { 791 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 792 packageName); 793 } 794 if (DEBUG_DOMAIN_VERIFICATION) { 795 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 796 } 797 ivs.addFilter(filter); 798 return true; 799 } 800 801 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 802 int userId, int verificationId, String packageName) { 803 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 804 verifierUid, userId, packageName); 805 ivs.setPendingState(); 806 synchronized (mPackages) { 807 mIntentFilterVerificationStates.append(verificationId, ivs); 808 mCurrentIntentFilterVerifications.add(verificationId); 809 } 810 return ivs; 811 } 812 } 813 814 private static boolean hasValidDomains(ActivityIntentInfo filter) { 815 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 816 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 817 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 818 } 819 820 private IntentFilterVerifier mIntentFilterVerifier; 821 822 // Set of pending broadcasts for aggregating enable/disable of components. 823 static class PendingPackageBroadcasts { 824 // for each user id, a map of <package name -> components within that package> 825 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 826 827 public PendingPackageBroadcasts() { 828 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 829 } 830 831 public ArrayList<String> get(int userId, String packageName) { 832 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 833 return packages.get(packageName); 834 } 835 836 public void put(int userId, String packageName, ArrayList<String> components) { 837 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 838 packages.put(packageName, components); 839 } 840 841 public void remove(int userId, String packageName) { 842 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 843 if (packages != null) { 844 packages.remove(packageName); 845 } 846 } 847 848 public void remove(int userId) { 849 mUidMap.remove(userId); 850 } 851 852 public int userIdCount() { 853 return mUidMap.size(); 854 } 855 856 public int userIdAt(int n) { 857 return mUidMap.keyAt(n); 858 } 859 860 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 861 return mUidMap.get(userId); 862 } 863 864 public int size() { 865 // total number of pending broadcast entries across all userIds 866 int num = 0; 867 for (int i = 0; i< mUidMap.size(); i++) { 868 num += mUidMap.valueAt(i).size(); 869 } 870 return num; 871 } 872 873 public void clear() { 874 mUidMap.clear(); 875 } 876 877 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 878 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 879 if (map == null) { 880 map = new ArrayMap<String, ArrayList<String>>(); 881 mUidMap.put(userId, map); 882 } 883 return map; 884 } 885 } 886 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 887 888 // Service Connection to remote media container service to copy 889 // package uri's from external media onto secure containers 890 // or internal storage. 891 private IMediaContainerService mContainerService = null; 892 893 static final int SEND_PENDING_BROADCAST = 1; 894 static final int MCS_BOUND = 3; 895 static final int END_COPY = 4; 896 static final int INIT_COPY = 5; 897 static final int MCS_UNBIND = 6; 898 static final int START_CLEANING_PACKAGE = 7; 899 static final int FIND_INSTALL_LOC = 8; 900 static final int POST_INSTALL = 9; 901 static final int MCS_RECONNECT = 10; 902 static final int MCS_GIVE_UP = 11; 903 static final int UPDATED_MEDIA_STATUS = 12; 904 static final int WRITE_SETTINGS = 13; 905 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 906 static final int PACKAGE_VERIFIED = 15; 907 static final int CHECK_PENDING_VERIFICATION = 16; 908 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 909 static final int INTENT_FILTER_VERIFIED = 18; 910 911 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 912 913 // Delay time in millisecs 914 static final int BROADCAST_DELAY = 10 * 1000; 915 916 static UserManagerService sUserManager; 917 918 // Stores a list of users whose package restrictions file needs to be updated 919 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 920 921 final private DefaultContainerConnection mDefContainerConn = 922 new DefaultContainerConnection(); 923 class DefaultContainerConnection implements ServiceConnection { 924 public void onServiceConnected(ComponentName name, IBinder service) { 925 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 926 IMediaContainerService imcs = 927 IMediaContainerService.Stub.asInterface(service); 928 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 929 } 930 931 public void onServiceDisconnected(ComponentName name) { 932 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 933 } 934 } 935 936 // Recordkeeping of restore-after-install operations that are currently in flight 937 // between the Package Manager and the Backup Manager 938 class PostInstallData { 939 public InstallArgs args; 940 public PackageInstalledInfo res; 941 942 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 943 args = _a; 944 res = _r; 945 } 946 } 947 948 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 949 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 950 951 // XML tags for backup/restore of various bits of state 952 private static final String TAG_PREFERRED_BACKUP = "pa"; 953 private static final String TAG_DEFAULT_APPS = "da"; 954 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 955 956 final String mRequiredVerifierPackage; 957 final String mRequiredInstallerPackage; 958 959 private final PackageUsage mPackageUsage = new PackageUsage(); 960 961 private class PackageUsage { 962 private static final int WRITE_INTERVAL 963 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 964 965 private final Object mFileLock = new Object(); 966 private final AtomicLong mLastWritten = new AtomicLong(0); 967 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 968 969 private boolean mIsHistoricalPackageUsageAvailable = true; 970 971 boolean isHistoricalPackageUsageAvailable() { 972 return mIsHistoricalPackageUsageAvailable; 973 } 974 975 void write(boolean force) { 976 if (force) { 977 writeInternal(); 978 return; 979 } 980 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 981 && !DEBUG_DEXOPT) { 982 return; 983 } 984 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 985 new Thread("PackageUsage_DiskWriter") { 986 @Override 987 public void run() { 988 try { 989 writeInternal(); 990 } finally { 991 mBackgroundWriteRunning.set(false); 992 } 993 } 994 }.start(); 995 } 996 } 997 998 private void writeInternal() { 999 synchronized (mPackages) { 1000 synchronized (mFileLock) { 1001 AtomicFile file = getFile(); 1002 FileOutputStream f = null; 1003 try { 1004 f = file.startWrite(); 1005 BufferedOutputStream out = new BufferedOutputStream(f); 1006 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1007 StringBuilder sb = new StringBuilder(); 1008 for (PackageParser.Package pkg : mPackages.values()) { 1009 if (pkg.mLastPackageUsageTimeInMills == 0) { 1010 continue; 1011 } 1012 sb.setLength(0); 1013 sb.append(pkg.packageName); 1014 sb.append(' '); 1015 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1016 sb.append('\n'); 1017 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1018 } 1019 out.flush(); 1020 file.finishWrite(f); 1021 } catch (IOException e) { 1022 if (f != null) { 1023 file.failWrite(f); 1024 } 1025 Log.e(TAG, "Failed to write package usage times", e); 1026 } 1027 } 1028 } 1029 mLastWritten.set(SystemClock.elapsedRealtime()); 1030 } 1031 1032 void readLP() { 1033 synchronized (mFileLock) { 1034 AtomicFile file = getFile(); 1035 BufferedInputStream in = null; 1036 try { 1037 in = new BufferedInputStream(file.openRead()); 1038 StringBuffer sb = new StringBuffer(); 1039 while (true) { 1040 String packageName = readToken(in, sb, ' '); 1041 if (packageName == null) { 1042 break; 1043 } 1044 String timeInMillisString = readToken(in, sb, '\n'); 1045 if (timeInMillisString == null) { 1046 throw new IOException("Failed to find last usage time for package " 1047 + packageName); 1048 } 1049 PackageParser.Package pkg = mPackages.get(packageName); 1050 if (pkg == null) { 1051 continue; 1052 } 1053 long timeInMillis; 1054 try { 1055 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1056 } catch (NumberFormatException e) { 1057 throw new IOException("Failed to parse " + timeInMillisString 1058 + " as a long.", e); 1059 } 1060 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1061 } 1062 } catch (FileNotFoundException expected) { 1063 mIsHistoricalPackageUsageAvailable = false; 1064 } catch (IOException e) { 1065 Log.w(TAG, "Failed to read package usage times", e); 1066 } finally { 1067 IoUtils.closeQuietly(in); 1068 } 1069 } 1070 mLastWritten.set(SystemClock.elapsedRealtime()); 1071 } 1072 1073 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1074 throws IOException { 1075 sb.setLength(0); 1076 while (true) { 1077 int ch = in.read(); 1078 if (ch == -1) { 1079 if (sb.length() == 0) { 1080 return null; 1081 } 1082 throw new IOException("Unexpected EOF"); 1083 } 1084 if (ch == endOfToken) { 1085 return sb.toString(); 1086 } 1087 sb.append((char)ch); 1088 } 1089 } 1090 1091 private AtomicFile getFile() { 1092 File dataDir = Environment.getDataDirectory(); 1093 File systemDir = new File(dataDir, "system"); 1094 File fname = new File(systemDir, "package-usage.list"); 1095 return new AtomicFile(fname); 1096 } 1097 } 1098 1099 class PackageHandler extends Handler { 1100 private boolean mBound = false; 1101 final ArrayList<HandlerParams> mPendingInstalls = 1102 new ArrayList<HandlerParams>(); 1103 1104 private boolean connectToService() { 1105 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1106 " DefaultContainerService"); 1107 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1109 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1110 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1112 mBound = true; 1113 return true; 1114 } 1115 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1116 return false; 1117 } 1118 1119 private void disconnectService() { 1120 mContainerService = null; 1121 mBound = false; 1122 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1123 mContext.unbindService(mDefContainerConn); 1124 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1125 } 1126 1127 PackageHandler(Looper looper) { 1128 super(looper); 1129 } 1130 1131 public void handleMessage(Message msg) { 1132 try { 1133 doHandleMessage(msg); 1134 } finally { 1135 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1136 } 1137 } 1138 1139 void doHandleMessage(Message msg) { 1140 switch (msg.what) { 1141 case INIT_COPY: { 1142 HandlerParams params = (HandlerParams) msg.obj; 1143 int idx = mPendingInstalls.size(); 1144 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1145 // If a bind was already initiated we dont really 1146 // need to do anything. The pending install 1147 // will be processed later on. 1148 if (!mBound) { 1149 // If this is the only one pending we might 1150 // have to bind to the service again. 1151 if (!connectToService()) { 1152 Slog.e(TAG, "Failed to bind to media container service"); 1153 params.serviceError(); 1154 return; 1155 } else { 1156 // Once we bind to the service, the first 1157 // pending request will be processed. 1158 mPendingInstalls.add(idx, params); 1159 } 1160 } else { 1161 mPendingInstalls.add(idx, params); 1162 // Already bound to the service. Just make 1163 // sure we trigger off processing the first request. 1164 if (idx == 0) { 1165 mHandler.sendEmptyMessage(MCS_BOUND); 1166 } 1167 } 1168 break; 1169 } 1170 case MCS_BOUND: { 1171 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1172 if (msg.obj != null) { 1173 mContainerService = (IMediaContainerService) msg.obj; 1174 } 1175 if (mContainerService == null) { 1176 if (!mBound) { 1177 // Something seriously wrong since we are not bound and we are not 1178 // waiting for connection. Bail out. 1179 Slog.e(TAG, "Cannot bind to media container service"); 1180 for (HandlerParams params : mPendingInstalls) { 1181 // Indicate service bind error 1182 params.serviceError(); 1183 } 1184 mPendingInstalls.clear(); 1185 } else { 1186 Slog.w(TAG, "Waiting to connect to media container service"); 1187 } 1188 } else if (mPendingInstalls.size() > 0) { 1189 HandlerParams params = mPendingInstalls.get(0); 1190 if (params != null) { 1191 if (params.startCopy()) { 1192 // We are done... look for more work or to 1193 // go idle. 1194 if (DEBUG_SD_INSTALL) Log.i(TAG, 1195 "Checking for more work or unbind..."); 1196 // Delete pending install 1197 if (mPendingInstalls.size() > 0) { 1198 mPendingInstalls.remove(0); 1199 } 1200 if (mPendingInstalls.size() == 0) { 1201 if (mBound) { 1202 if (DEBUG_SD_INSTALL) Log.i(TAG, 1203 "Posting delayed MCS_UNBIND"); 1204 removeMessages(MCS_UNBIND); 1205 Message ubmsg = obtainMessage(MCS_UNBIND); 1206 // Unbind after a little delay, to avoid 1207 // continual thrashing. 1208 sendMessageDelayed(ubmsg, 10000); 1209 } 1210 } else { 1211 // There are more pending requests in queue. 1212 // Just post MCS_BOUND message to trigger processing 1213 // of next pending install. 1214 if (DEBUG_SD_INSTALL) Log.i(TAG, 1215 "Posting MCS_BOUND for next work"); 1216 mHandler.sendEmptyMessage(MCS_BOUND); 1217 } 1218 } 1219 } 1220 } else { 1221 // Should never happen ideally. 1222 Slog.w(TAG, "Empty queue"); 1223 } 1224 break; 1225 } 1226 case MCS_RECONNECT: { 1227 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1228 if (mPendingInstalls.size() > 0) { 1229 if (mBound) { 1230 disconnectService(); 1231 } 1232 if (!connectToService()) { 1233 Slog.e(TAG, "Failed to bind to media container service"); 1234 for (HandlerParams params : mPendingInstalls) { 1235 // Indicate service bind error 1236 params.serviceError(); 1237 } 1238 mPendingInstalls.clear(); 1239 } 1240 } 1241 break; 1242 } 1243 case MCS_UNBIND: { 1244 // If there is no actual work left, then time to unbind. 1245 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1246 1247 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1248 if (mBound) { 1249 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1250 1251 disconnectService(); 1252 } 1253 } else if (mPendingInstalls.size() > 0) { 1254 // There are more pending requests in queue. 1255 // Just post MCS_BOUND message to trigger processing 1256 // of next pending install. 1257 mHandler.sendEmptyMessage(MCS_BOUND); 1258 } 1259 1260 break; 1261 } 1262 case MCS_GIVE_UP: { 1263 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1264 mPendingInstalls.remove(0); 1265 break; 1266 } 1267 case SEND_PENDING_BROADCAST: { 1268 String packages[]; 1269 ArrayList<String> components[]; 1270 int size = 0; 1271 int uids[]; 1272 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1273 synchronized (mPackages) { 1274 if (mPendingBroadcasts == null) { 1275 return; 1276 } 1277 size = mPendingBroadcasts.size(); 1278 if (size <= 0) { 1279 // Nothing to be done. Just return 1280 return; 1281 } 1282 packages = new String[size]; 1283 components = new ArrayList[size]; 1284 uids = new int[size]; 1285 int i = 0; // filling out the above arrays 1286 1287 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1288 int packageUserId = mPendingBroadcasts.userIdAt(n); 1289 Iterator<Map.Entry<String, ArrayList<String>>> it 1290 = mPendingBroadcasts.packagesForUserId(packageUserId) 1291 .entrySet().iterator(); 1292 while (it.hasNext() && i < size) { 1293 Map.Entry<String, ArrayList<String>> ent = it.next(); 1294 packages[i] = ent.getKey(); 1295 components[i] = ent.getValue(); 1296 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1297 uids[i] = (ps != null) 1298 ? UserHandle.getUid(packageUserId, ps.appId) 1299 : -1; 1300 i++; 1301 } 1302 } 1303 size = i; 1304 mPendingBroadcasts.clear(); 1305 } 1306 // Send broadcasts 1307 for (int i = 0; i < size; i++) { 1308 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1309 } 1310 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1311 break; 1312 } 1313 case START_CLEANING_PACKAGE: { 1314 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1315 final String packageName = (String)msg.obj; 1316 final int userId = msg.arg1; 1317 final boolean andCode = msg.arg2 != 0; 1318 synchronized (mPackages) { 1319 if (userId == UserHandle.USER_ALL) { 1320 int[] users = sUserManager.getUserIds(); 1321 for (int user : users) { 1322 mSettings.addPackageToCleanLPw( 1323 new PackageCleanItem(user, packageName, andCode)); 1324 } 1325 } else { 1326 mSettings.addPackageToCleanLPw( 1327 new PackageCleanItem(userId, packageName, andCode)); 1328 } 1329 } 1330 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1331 startCleaningPackages(); 1332 } break; 1333 case POST_INSTALL: { 1334 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1335 PostInstallData data = mRunningInstalls.get(msg.arg1); 1336 mRunningInstalls.delete(msg.arg1); 1337 boolean deleteOld = false; 1338 1339 if (data != null) { 1340 InstallArgs args = data.args; 1341 PackageInstalledInfo res = data.res; 1342 1343 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1344 final String packageName = res.pkg.applicationInfo.packageName; 1345 res.removedInfo.sendBroadcast(false, true, false); 1346 Bundle extras = new Bundle(1); 1347 extras.putInt(Intent.EXTRA_UID, res.uid); 1348 1349 // Now that we successfully installed the package, grant runtime 1350 // permissions if requested before broadcasting the install. 1351 if ((args.installFlags 1352 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1353 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1354 args.installGrantPermissions); 1355 } 1356 1357 // Determine the set of users who are adding this 1358 // package for the first time vs. those who are seeing 1359 // an update. 1360 int[] firstUsers; 1361 int[] updateUsers = new int[0]; 1362 if (res.origUsers == null || res.origUsers.length == 0) { 1363 firstUsers = res.newUsers; 1364 } else { 1365 firstUsers = new int[0]; 1366 for (int i=0; i<res.newUsers.length; i++) { 1367 int user = res.newUsers[i]; 1368 boolean isNew = true; 1369 for (int j=0; j<res.origUsers.length; j++) { 1370 if (res.origUsers[j] == user) { 1371 isNew = false; 1372 break; 1373 } 1374 } 1375 if (isNew) { 1376 int[] newFirst = new int[firstUsers.length+1]; 1377 System.arraycopy(firstUsers, 0, newFirst, 0, 1378 firstUsers.length); 1379 newFirst[firstUsers.length] = user; 1380 firstUsers = newFirst; 1381 } else { 1382 int[] newUpdate = new int[updateUsers.length+1]; 1383 System.arraycopy(updateUsers, 0, newUpdate, 0, 1384 updateUsers.length); 1385 newUpdate[updateUsers.length] = user; 1386 updateUsers = newUpdate; 1387 } 1388 } 1389 } 1390 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1391 packageName, extras, null, null, firstUsers); 1392 final boolean update = res.removedInfo.removedPackage != null; 1393 if (update) { 1394 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1395 } 1396 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1397 packageName, extras, null, null, updateUsers); 1398 if (update) { 1399 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1400 packageName, extras, null, null, updateUsers); 1401 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1402 null, null, packageName, null, updateUsers); 1403 1404 // treat asec-hosted packages like removable media on upgrade 1405 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1406 if (DEBUG_INSTALL) { 1407 Slog.i(TAG, "upgrading pkg " + res.pkg 1408 + " is ASEC-hosted -> AVAILABLE"); 1409 } 1410 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1411 ArrayList<String> pkgList = new ArrayList<String>(1); 1412 pkgList.add(packageName); 1413 sendResourcesChangedBroadcast(true, true, 1414 pkgList,uidArray, null); 1415 } 1416 } 1417 if (res.removedInfo.args != null) { 1418 // Remove the replaced package's older resources safely now 1419 deleteOld = true; 1420 } 1421 1422 // If this app is a browser and it's newly-installed for some 1423 // users, clear any default-browser state in those users 1424 if (firstUsers.length > 0) { 1425 // the app's nature doesn't depend on the user, so we can just 1426 // check its browser nature in any user and generalize. 1427 if (packageIsBrowser(packageName, firstUsers[0])) { 1428 synchronized (mPackages) { 1429 for (int userId : firstUsers) { 1430 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1431 } 1432 } 1433 } 1434 } 1435 // Log current value of "unknown sources" setting 1436 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1437 getUnknownSourcesSettings()); 1438 } 1439 // Force a gc to clear up things 1440 Runtime.getRuntime().gc(); 1441 // We delete after a gc for applications on sdcard. 1442 if (deleteOld) { 1443 synchronized (mInstallLock) { 1444 res.removedInfo.args.doPostDeleteLI(true); 1445 } 1446 } 1447 if (args.observer != null) { 1448 try { 1449 Bundle extras = extrasForInstallResult(res); 1450 args.observer.onPackageInstalled(res.name, res.returnCode, 1451 res.returnMsg, extras); 1452 } catch (RemoteException e) { 1453 Slog.i(TAG, "Observer no longer exists."); 1454 } 1455 } 1456 } else { 1457 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1458 } 1459 } break; 1460 case UPDATED_MEDIA_STATUS: { 1461 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1462 boolean reportStatus = msg.arg1 == 1; 1463 boolean doGc = msg.arg2 == 1; 1464 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1465 if (doGc) { 1466 // Force a gc to clear up stale containers. 1467 Runtime.getRuntime().gc(); 1468 } 1469 if (msg.obj != null) { 1470 @SuppressWarnings("unchecked") 1471 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1472 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1473 // Unload containers 1474 unloadAllContainers(args); 1475 } 1476 if (reportStatus) { 1477 try { 1478 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1479 PackageHelper.getMountService().finishMediaUpdate(); 1480 } catch (RemoteException e) { 1481 Log.e(TAG, "MountService not running?"); 1482 } 1483 } 1484 } break; 1485 case WRITE_SETTINGS: { 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1487 synchronized (mPackages) { 1488 removeMessages(WRITE_SETTINGS); 1489 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1490 mSettings.writeLPr(); 1491 mDirtyUsers.clear(); 1492 } 1493 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1494 } break; 1495 case WRITE_PACKAGE_RESTRICTIONS: { 1496 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1497 synchronized (mPackages) { 1498 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1499 for (int userId : mDirtyUsers) { 1500 mSettings.writePackageRestrictionsLPr(userId); 1501 } 1502 mDirtyUsers.clear(); 1503 } 1504 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1505 } break; 1506 case CHECK_PENDING_VERIFICATION: { 1507 final int verificationId = msg.arg1; 1508 final PackageVerificationState state = mPendingVerification.get(verificationId); 1509 1510 if ((state != null) && !state.timeoutExtended()) { 1511 final InstallArgs args = state.getInstallArgs(); 1512 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1513 1514 Slog.i(TAG, "Verification timed out for " + originUri); 1515 mPendingVerification.remove(verificationId); 1516 1517 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1518 1519 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1520 Slog.i(TAG, "Continuing with installation of " + originUri); 1521 state.setVerifierResponse(Binder.getCallingUid(), 1522 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1523 broadcastPackageVerified(verificationId, originUri, 1524 PackageManager.VERIFICATION_ALLOW, 1525 state.getInstallArgs().getUser()); 1526 try { 1527 ret = args.copyApk(mContainerService, true); 1528 } catch (RemoteException e) { 1529 Slog.e(TAG, "Could not contact the ContainerService"); 1530 } 1531 } else { 1532 broadcastPackageVerified(verificationId, originUri, 1533 PackageManager.VERIFICATION_REJECT, 1534 state.getInstallArgs().getUser()); 1535 } 1536 1537 processPendingInstall(args, ret); 1538 mHandler.sendEmptyMessage(MCS_UNBIND); 1539 } 1540 break; 1541 } 1542 case PACKAGE_VERIFIED: { 1543 final int verificationId = msg.arg1; 1544 1545 final PackageVerificationState state = mPendingVerification.get(verificationId); 1546 if (state == null) { 1547 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1548 break; 1549 } 1550 1551 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1552 1553 state.setVerifierResponse(response.callerUid, response.code); 1554 1555 if (state.isVerificationComplete()) { 1556 mPendingVerification.remove(verificationId); 1557 1558 final InstallArgs args = state.getInstallArgs(); 1559 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1560 1561 int ret; 1562 if (state.isInstallAllowed()) { 1563 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1564 broadcastPackageVerified(verificationId, originUri, 1565 response.code, state.getInstallArgs().getUser()); 1566 try { 1567 ret = args.copyApk(mContainerService, true); 1568 } catch (RemoteException e) { 1569 Slog.e(TAG, "Could not contact the ContainerService"); 1570 } 1571 } else { 1572 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1573 } 1574 1575 processPendingInstall(args, ret); 1576 1577 mHandler.sendEmptyMessage(MCS_UNBIND); 1578 } 1579 1580 break; 1581 } 1582 case START_INTENT_FILTER_VERIFICATIONS: { 1583 IFVerificationParams params = (IFVerificationParams) msg.obj; 1584 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1585 params.replacing, params.pkg); 1586 break; 1587 } 1588 case INTENT_FILTER_VERIFIED: { 1589 final int verificationId = msg.arg1; 1590 1591 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1592 verificationId); 1593 if (state == null) { 1594 Slog.w(TAG, "Invalid IntentFilter verification token " 1595 + verificationId + " received"); 1596 break; 1597 } 1598 1599 final int userId = state.getUserId(); 1600 1601 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1602 "Processing IntentFilter verification with token:" 1603 + verificationId + " and userId:" + userId); 1604 1605 final IntentFilterVerificationResponse response = 1606 (IntentFilterVerificationResponse) msg.obj; 1607 1608 state.setVerifierResponse(response.callerUid, response.code); 1609 1610 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1611 "IntentFilter verification with token:" + verificationId 1612 + " and userId:" + userId 1613 + " is settings verifier response with response code:" 1614 + response.code); 1615 1616 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1617 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1618 + response.getFailedDomainsString()); 1619 } 1620 1621 if (state.isVerificationComplete()) { 1622 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1623 } else { 1624 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1625 "IntentFilter verification with token:" + verificationId 1626 + " was not said to be complete"); 1627 } 1628 1629 break; 1630 } 1631 } 1632 } 1633 } 1634 1635 private StorageEventListener mStorageListener = new StorageEventListener() { 1636 @Override 1637 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1638 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1639 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1640 final String volumeUuid = vol.getFsUuid(); 1641 1642 // Clean up any users or apps that were removed or recreated 1643 // while this volume was missing 1644 reconcileUsers(volumeUuid); 1645 reconcileApps(volumeUuid); 1646 1647 // Clean up any install sessions that expired or were 1648 // cancelled while this volume was missing 1649 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1650 1651 loadPrivatePackages(vol); 1652 1653 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1654 unloadPrivatePackages(vol); 1655 } 1656 } 1657 1658 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1659 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1660 updateExternalMediaStatus(true, false); 1661 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1662 updateExternalMediaStatus(false, false); 1663 } 1664 } 1665 } 1666 1667 @Override 1668 public void onVolumeForgotten(String fsUuid) { 1669 if (TextUtils.isEmpty(fsUuid)) { 1670 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1671 return; 1672 } 1673 1674 // Remove any apps installed on the forgotten volume 1675 synchronized (mPackages) { 1676 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1677 for (PackageSetting ps : packages) { 1678 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1679 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1680 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1681 } 1682 1683 mSettings.onVolumeForgotten(fsUuid); 1684 mSettings.writeLPr(); 1685 } 1686 } 1687 }; 1688 1689 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1690 String[] grantedPermissions) { 1691 if (userId >= UserHandle.USER_OWNER) { 1692 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1693 } else if (userId == UserHandle.USER_ALL) { 1694 final int[] userIds; 1695 synchronized (mPackages) { 1696 userIds = UserManagerService.getInstance().getUserIds(); 1697 } 1698 for (int someUserId : userIds) { 1699 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1700 } 1701 } 1702 1703 // We could have touched GID membership, so flush out packages.list 1704 synchronized (mPackages) { 1705 mSettings.writePackageListLPr(); 1706 } 1707 } 1708 1709 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1710 String[] grantedPermissions) { 1711 SettingBase sb = (SettingBase) pkg.mExtras; 1712 if (sb == null) { 1713 return; 1714 } 1715 1716 synchronized (mPackages) { 1717 for (String permission : pkg.requestedPermissions) { 1718 BasePermission bp = mSettings.mPermissions.get(permission); 1719 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1720 && (grantedPermissions == null 1721 || ArrayUtils.contains(grantedPermissions, permission))) { 1722 grantRuntimePermission(pkg.packageName, permission, userId); 1723 } 1724 } 1725 } 1726 } 1727 1728 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1729 Bundle extras = null; 1730 switch (res.returnCode) { 1731 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1732 extras = new Bundle(); 1733 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1734 res.origPermission); 1735 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1736 res.origPackage); 1737 break; 1738 } 1739 case PackageManager.INSTALL_SUCCEEDED: { 1740 extras = new Bundle(); 1741 extras.putBoolean(Intent.EXTRA_REPLACING, 1742 res.removedInfo != null && res.removedInfo.removedPackage != null); 1743 break; 1744 } 1745 } 1746 return extras; 1747 } 1748 1749 void scheduleWriteSettingsLocked() { 1750 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1751 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1752 } 1753 } 1754 1755 void scheduleWritePackageRestrictionsLocked(int userId) { 1756 if (!sUserManager.exists(userId)) return; 1757 mDirtyUsers.add(userId); 1758 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1759 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1760 } 1761 } 1762 1763 public static PackageManagerService main(Context context, Installer installer, 1764 boolean factoryTest, boolean onlyCore) { 1765 PackageManagerService m = new PackageManagerService(context, installer, 1766 factoryTest, onlyCore); 1767 ServiceManager.addService("package", m); 1768 return m; 1769 } 1770 1771 static String[] splitString(String str, char sep) { 1772 int count = 1; 1773 int i = 0; 1774 while ((i=str.indexOf(sep, i)) >= 0) { 1775 count++; 1776 i++; 1777 } 1778 1779 String[] res = new String[count]; 1780 i=0; 1781 count = 0; 1782 int lastI=0; 1783 while ((i=str.indexOf(sep, i)) >= 0) { 1784 res[count] = str.substring(lastI, i); 1785 count++; 1786 i++; 1787 lastI = i; 1788 } 1789 res[count] = str.substring(lastI, str.length()); 1790 return res; 1791 } 1792 1793 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1794 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1795 Context.DISPLAY_SERVICE); 1796 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1797 } 1798 1799 public PackageManagerService(Context context, Installer installer, 1800 boolean factoryTest, boolean onlyCore) { 1801 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1802 SystemClock.uptimeMillis()); 1803 1804 if (mSdkVersion <= 0) { 1805 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1806 } 1807 1808 mContext = context; 1809 mFactoryTest = factoryTest; 1810 mOnlyCore = onlyCore; 1811 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1812 mMetrics = new DisplayMetrics(); 1813 mSettings = new Settings(mPackages); 1814 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1815 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1816 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1817 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1818 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1819 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1820 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1821 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1822 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1823 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1824 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1825 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1826 1827 // TODO: add a property to control this? 1828 long dexOptLRUThresholdInMinutes; 1829 if (mLazyDexOpt) { 1830 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1831 } else { 1832 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1833 } 1834 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1835 1836 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1837 if (separateProcesses != null && separateProcesses.length() > 0) { 1838 if ("*".equals(separateProcesses)) { 1839 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1840 mSeparateProcesses = null; 1841 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1842 } else { 1843 mDefParseFlags = 0; 1844 mSeparateProcesses = separateProcesses.split(","); 1845 Slog.w(TAG, "Running with debug.separate_processes: " 1846 + separateProcesses); 1847 } 1848 } else { 1849 mDefParseFlags = 0; 1850 mSeparateProcesses = null; 1851 } 1852 1853 mInstaller = installer; 1854 mPackageDexOptimizer = new PackageDexOptimizer(this); 1855 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1856 1857 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1858 FgThread.get().getLooper()); 1859 1860 getDefaultDisplayMetrics(context, mMetrics); 1861 1862 SystemConfig systemConfig = SystemConfig.getInstance(); 1863 mGlobalGids = systemConfig.getGlobalGids(); 1864 mSystemPermissions = systemConfig.getSystemPermissions(); 1865 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1866 1867 synchronized (mInstallLock) { 1868 // writer 1869 synchronized (mPackages) { 1870 mHandlerThread = new ServiceThread(TAG, 1871 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1872 mHandlerThread.start(); 1873 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1874 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1875 1876 File dataDir = Environment.getDataDirectory(); 1877 mAppDataDir = new File(dataDir, "data"); 1878 mAppInstallDir = new File(dataDir, "app"); 1879 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1880 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1881 mUserAppDataDir = new File(dataDir, "user"); 1882 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1883 1884 sUserManager = new UserManagerService(context, this, 1885 mInstallLock, mPackages); 1886 1887 // Propagate permission configuration in to package manager. 1888 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1889 = systemConfig.getPermissions(); 1890 for (int i=0; i<permConfig.size(); i++) { 1891 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1892 BasePermission bp = mSettings.mPermissions.get(perm.name); 1893 if (bp == null) { 1894 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1895 mSettings.mPermissions.put(perm.name, bp); 1896 } 1897 if (perm.gids != null) { 1898 bp.setGids(perm.gids, perm.perUser); 1899 } 1900 } 1901 1902 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1903 for (int i=0; i<libConfig.size(); i++) { 1904 mSharedLibraries.put(libConfig.keyAt(i), 1905 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1906 } 1907 1908 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1909 1910 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1911 mSdkVersion, mOnlyCore); 1912 1913 String customResolverActivity = Resources.getSystem().getString( 1914 R.string.config_customResolverActivity); 1915 if (TextUtils.isEmpty(customResolverActivity)) { 1916 customResolverActivity = null; 1917 } else { 1918 mCustomResolverComponentName = ComponentName.unflattenFromString( 1919 customResolverActivity); 1920 } 1921 1922 long startTime = SystemClock.uptimeMillis(); 1923 1924 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1925 startTime); 1926 1927 // Set flag to monitor and not change apk file paths when 1928 // scanning install directories. 1929 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1930 1931 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1932 1933 /** 1934 * Add everything in the in the boot class path to the 1935 * list of process files because dexopt will have been run 1936 * if necessary during zygote startup. 1937 */ 1938 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1939 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1940 1941 if (bootClassPath != null) { 1942 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1943 for (String element : bootClassPathElements) { 1944 alreadyDexOpted.add(element); 1945 } 1946 } else { 1947 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1948 } 1949 1950 if (systemServerClassPath != null) { 1951 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1952 for (String element : systemServerClassPathElements) { 1953 alreadyDexOpted.add(element); 1954 } 1955 } else { 1956 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1957 } 1958 1959 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1960 final String[] dexCodeInstructionSets = 1961 getDexCodeInstructionSets( 1962 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1963 1964 /** 1965 * Ensure all external libraries have had dexopt run on them. 1966 */ 1967 if (mSharedLibraries.size() > 0) { 1968 // NOTE: For now, we're compiling these system "shared libraries" 1969 // (and framework jars) into all available architectures. It's possible 1970 // to compile them only when we come across an app that uses them (there's 1971 // already logic for that in scanPackageLI) but that adds some complexity. 1972 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1973 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1974 final String lib = libEntry.path; 1975 if (lib == null) { 1976 continue; 1977 } 1978 1979 try { 1980 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1981 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1982 alreadyDexOpted.add(lib); 1983 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded, false); 1984 } 1985 } catch (FileNotFoundException e) { 1986 Slog.w(TAG, "Library not found: " + lib); 1987 } catch (IOException e) { 1988 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1989 + e.getMessage()); 1990 } 1991 } 1992 } 1993 } 1994 1995 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1996 1997 // Gross hack for now: we know this file doesn't contain any 1998 // code, so don't dexopt it to avoid the resulting log spew. 1999 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 2000 2001 // Gross hack for now: we know this file is only part of 2002 // the boot class path for art, so don't dexopt it to 2003 // avoid the resulting log spew. 2004 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 2005 2006 /** 2007 * There are a number of commands implemented in Java, which 2008 * we currently need to do the dexopt on so that they can be 2009 * run from a non-root shell. 2010 */ 2011 String[] frameworkFiles = frameworkDir.list(); 2012 if (frameworkFiles != null) { 2013 // TODO: We could compile these only for the most preferred ABI. We should 2014 // first double check that the dex files for these commands are not referenced 2015 // by other system apps. 2016 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2017 for (int i=0; i<frameworkFiles.length; i++) { 2018 File libPath = new File(frameworkDir, frameworkFiles[i]); 2019 String path = libPath.getPath(); 2020 // Skip the file if we already did it. 2021 if (alreadyDexOpted.contains(path)) { 2022 continue; 2023 } 2024 // Skip the file if it is not a type we want to dexopt. 2025 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2026 continue; 2027 } 2028 try { 2029 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2030 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2031 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded, false); 2032 } 2033 } catch (FileNotFoundException e) { 2034 Slog.w(TAG, "Jar not found: " + path); 2035 } catch (IOException e) { 2036 Slog.w(TAG, "Exception reading jar: " + path, e); 2037 } 2038 } 2039 } 2040 } 2041 2042 final VersionInfo ver = mSettings.getInternalVersion(); 2043 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2044 // when upgrading from pre-M, promote system app permissions from install to runtime 2045 mPromoteSystemApps = 2046 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2047 2048 // save off the names of pre-existing system packages prior to scanning; we don't 2049 // want to automatically grant runtime permissions for new system apps 2050 if (mPromoteSystemApps) { 2051 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2052 while (pkgSettingIter.hasNext()) { 2053 PackageSetting ps = pkgSettingIter.next(); 2054 if (isSystemApp(ps)) { 2055 mExistingSystemPackages.add(ps.name); 2056 } 2057 } 2058 } 2059 2060 // Collect vendor overlay packages. 2061 // (Do this before scanning any apps.) 2062 // For security and version matching reason, only consider 2063 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2064 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2065 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2066 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2067 2068 // Find base frameworks (resource packages without code). 2069 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2070 | PackageParser.PARSE_IS_SYSTEM_DIR 2071 | PackageParser.PARSE_IS_PRIVILEGED, 2072 scanFlags | SCAN_NO_DEX, 0); 2073 2074 // Collected privileged system packages. 2075 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2076 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2077 | PackageParser.PARSE_IS_SYSTEM_DIR 2078 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2079 2080 // Collect ordinary system packages. 2081 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2082 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2083 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2084 2085 // Collect all vendor packages. 2086 File vendorAppDir = new File("/vendor/app"); 2087 try { 2088 vendorAppDir = vendorAppDir.getCanonicalFile(); 2089 } catch (IOException e) { 2090 // failed to look up canonical path, continue with original one 2091 } 2092 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2093 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2094 2095 // Collect all OEM packages. 2096 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2097 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2098 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2099 2100 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2101 mInstaller.moveFiles(); 2102 2103 // Prune any system packages that no longer exist. 2104 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2105 if (!mOnlyCore) { 2106 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2107 while (psit.hasNext()) { 2108 PackageSetting ps = psit.next(); 2109 2110 /* 2111 * If this is not a system app, it can't be a 2112 * disable system app. 2113 */ 2114 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2115 continue; 2116 } 2117 2118 /* 2119 * If the package is scanned, it's not erased. 2120 */ 2121 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2122 if (scannedPkg != null) { 2123 /* 2124 * If the system app is both scanned and in the 2125 * disabled packages list, then it must have been 2126 * added via OTA. Remove it from the currently 2127 * scanned package so the previously user-installed 2128 * application can be scanned. 2129 */ 2130 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2131 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2132 + ps.name + "; removing system app. Last known codePath=" 2133 + ps.codePathString + ", installStatus=" + ps.installStatus 2134 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2135 + scannedPkg.mVersionCode); 2136 removePackageLI(ps, true); 2137 mExpectingBetter.put(ps.name, ps.codePath); 2138 } 2139 2140 continue; 2141 } 2142 2143 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2144 psit.remove(); 2145 logCriticalInfo(Log.WARN, "System package " + ps.name 2146 + " no longer exists; wiping its data"); 2147 removeDataDirsLI(null, ps.name); 2148 } else { 2149 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2150 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2151 possiblyDeletedUpdatedSystemApps.add(ps.name); 2152 } 2153 } 2154 } 2155 } 2156 2157 //look for any incomplete package installations 2158 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2159 //clean up list 2160 for(int i = 0; i < deletePkgsList.size(); i++) { 2161 //clean up here 2162 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2163 } 2164 //delete tmp files 2165 deleteTempPackageFiles(); 2166 2167 // Remove any shared userIDs that have no associated packages 2168 mSettings.pruneSharedUsersLPw(); 2169 2170 if (!mOnlyCore) { 2171 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2172 SystemClock.uptimeMillis()); 2173 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2174 2175 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2176 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2177 2178 /** 2179 * Remove disable package settings for any updated system 2180 * apps that were removed via an OTA. If they're not a 2181 * previously-updated app, remove them completely. 2182 * Otherwise, just revoke their system-level permissions. 2183 */ 2184 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2185 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2186 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2187 2188 String msg; 2189 if (deletedPkg == null) { 2190 msg = "Updated system package " + deletedAppName 2191 + " no longer exists; wiping its data"; 2192 removeDataDirsLI(null, deletedAppName); 2193 } else { 2194 msg = "Updated system app + " + deletedAppName 2195 + " no longer present; removing system privileges for " 2196 + deletedAppName; 2197 2198 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2199 2200 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2201 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2202 } 2203 logCriticalInfo(Log.WARN, msg); 2204 } 2205 2206 /** 2207 * Make sure all system apps that we expected to appear on 2208 * the userdata partition actually showed up. If they never 2209 * appeared, crawl back and revive the system version. 2210 */ 2211 for (int i = 0; i < mExpectingBetter.size(); i++) { 2212 final String packageName = mExpectingBetter.keyAt(i); 2213 if (!mPackages.containsKey(packageName)) { 2214 final File scanFile = mExpectingBetter.valueAt(i); 2215 2216 logCriticalInfo(Log.WARN, "Expected better " + packageName 2217 + " but never showed up; reverting to system"); 2218 2219 final int reparseFlags; 2220 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2221 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2222 | PackageParser.PARSE_IS_SYSTEM_DIR 2223 | PackageParser.PARSE_IS_PRIVILEGED; 2224 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2225 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2226 | PackageParser.PARSE_IS_SYSTEM_DIR; 2227 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2228 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2229 | PackageParser.PARSE_IS_SYSTEM_DIR; 2230 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2231 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2232 | PackageParser.PARSE_IS_SYSTEM_DIR; 2233 } else { 2234 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2235 continue; 2236 } 2237 2238 mSettings.enableSystemPackageLPw(packageName); 2239 2240 try { 2241 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2242 } catch (PackageManagerException e) { 2243 Slog.e(TAG, "Failed to parse original system package: " 2244 + e.getMessage()); 2245 } 2246 } 2247 } 2248 } 2249 mExpectingBetter.clear(); 2250 2251 // Now that we know all of the shared libraries, update all clients to have 2252 // the correct library paths. 2253 updateAllSharedLibrariesLPw(); 2254 2255 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2256 // NOTE: We ignore potential failures here during a system scan (like 2257 // the rest of the commands above) because there's precious little we 2258 // can do about it. A settings error is reported, though. 2259 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2260 false /* force dexopt */, false /* defer dexopt */, 2261 false /* boot complete */); 2262 } 2263 2264 // Now that we know all the packages we are keeping, 2265 // read and update their last usage times. 2266 mPackageUsage.readLP(); 2267 2268 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2269 SystemClock.uptimeMillis()); 2270 Slog.i(TAG, "Time to scan packages: " 2271 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2272 + " seconds"); 2273 2274 // If the platform SDK has changed since the last time we booted, 2275 // we need to re-grant app permission to catch any new ones that 2276 // appear. This is really a hack, and means that apps can in some 2277 // cases get permissions that the user didn't initially explicitly 2278 // allow... it would be nice to have some better way to handle 2279 // this situation. 2280 int updateFlags = UPDATE_PERMISSIONS_ALL; 2281 if (ver.sdkVersion != mSdkVersion) { 2282 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2283 + mSdkVersion + "; regranting permissions for internal storage"); 2284 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2285 } 2286 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2287 ver.sdkVersion = mSdkVersion; 2288 2289 // If this is the first boot or an update from pre-M, and it is a normal 2290 // boot, then we need to initialize the default preferred apps across 2291 // all defined users. 2292 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2293 for (UserInfo user : sUserManager.getUsers(true)) { 2294 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2295 applyFactoryDefaultBrowserLPw(user.id); 2296 primeDomainVerificationsLPw(user.id); 2297 } 2298 } 2299 2300 // If this is first boot after an OTA, and a normal boot, then 2301 // we need to clear code cache directories. 2302 if (mIsUpgrade && !onlyCore) { 2303 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2304 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2305 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2306 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2307 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2308 } 2309 } 2310 ver.fingerprint = Build.FINGERPRINT; 2311 } 2312 2313 checkDefaultBrowser(); 2314 2315 // clear only after permissions and other defaults have been updated 2316 mExistingSystemPackages.clear(); 2317 mPromoteSystemApps = false; 2318 2319 // All the changes are done during package scanning. 2320 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2321 2322 // can downgrade to reader 2323 mSettings.writeLPr(); 2324 2325 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2326 SystemClock.uptimeMillis()); 2327 2328 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2329 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2330 2331 mInstallerService = new PackageInstallerService(context, this); 2332 2333 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2334 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2335 mIntentFilterVerifierComponent); 2336 2337 } // synchronized (mPackages) 2338 } // synchronized (mInstallLock) 2339 2340 // Now after opening every single application zip, make sure they 2341 // are all flushed. Not really needed, but keeps things nice and 2342 // tidy. 2343 Runtime.getRuntime().gc(); 2344 2345 // Expose private service for system components to use. 2346 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2347 } 2348 2349 @Override 2350 public boolean isFirstBoot() { 2351 return !mRestoredSettings; 2352 } 2353 2354 @Override 2355 public boolean isOnlyCoreApps() { 2356 return mOnlyCore; 2357 } 2358 2359 @Override 2360 public boolean isUpgrade() { 2361 return mIsUpgrade; 2362 } 2363 2364 private String getRequiredVerifierLPr() { 2365 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2366 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2367 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2368 2369 String requiredVerifier = null; 2370 2371 final int N = receivers.size(); 2372 for (int i = 0; i < N; i++) { 2373 final ResolveInfo info = receivers.get(i); 2374 2375 if (info.activityInfo == null) { 2376 continue; 2377 } 2378 2379 final String packageName = info.activityInfo.packageName; 2380 2381 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2382 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2383 continue; 2384 } 2385 2386 if (requiredVerifier != null) { 2387 throw new RuntimeException("There can be only one required verifier"); 2388 } 2389 2390 requiredVerifier = packageName; 2391 } 2392 2393 return requiredVerifier; 2394 } 2395 2396 private String getRequiredInstallerLPr() { 2397 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2398 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2399 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2400 2401 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2402 PACKAGE_MIME_TYPE, 0, 0); 2403 2404 String requiredInstaller = null; 2405 2406 final int N = installers.size(); 2407 for (int i = 0; i < N; i++) { 2408 final ResolveInfo info = installers.get(i); 2409 final String packageName = info.activityInfo.packageName; 2410 2411 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2412 continue; 2413 } 2414 2415 if (requiredInstaller != null) { 2416 throw new RuntimeException("There must be one required installer"); 2417 } 2418 2419 requiredInstaller = packageName; 2420 } 2421 2422 if (requiredInstaller == null) { 2423 throw new RuntimeException("There must be one required installer"); 2424 } 2425 2426 return requiredInstaller; 2427 } 2428 2429 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2430 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2431 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2432 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2433 2434 ComponentName verifierComponentName = null; 2435 2436 int priority = -1000; 2437 final int N = receivers.size(); 2438 for (int i = 0; i < N; i++) { 2439 final ResolveInfo info = receivers.get(i); 2440 2441 if (info.activityInfo == null) { 2442 continue; 2443 } 2444 2445 final String packageName = info.activityInfo.packageName; 2446 2447 final PackageSetting ps = mSettings.mPackages.get(packageName); 2448 if (ps == null) { 2449 continue; 2450 } 2451 2452 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2453 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2454 continue; 2455 } 2456 2457 // Select the IntentFilterVerifier with the highest priority 2458 if (priority < info.priority) { 2459 priority = info.priority; 2460 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2461 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2462 + verifierComponentName + " with priority: " + info.priority); 2463 } 2464 } 2465 2466 return verifierComponentName; 2467 } 2468 2469 private void primeDomainVerificationsLPw(int userId) { 2470 if (DEBUG_DOMAIN_VERIFICATION) { 2471 Slog.d(TAG, "Priming domain verifications in user " + userId); 2472 } 2473 2474 SystemConfig systemConfig = SystemConfig.getInstance(); 2475 ArraySet<String> packages = systemConfig.getLinkedApps(); 2476 ArraySet<String> domains = new ArraySet<String>(); 2477 2478 for (String packageName : packages) { 2479 PackageParser.Package pkg = mPackages.get(packageName); 2480 if (pkg != null) { 2481 if (!pkg.isSystemApp()) { 2482 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2483 continue; 2484 } 2485 2486 domains.clear(); 2487 for (PackageParser.Activity a : pkg.activities) { 2488 for (ActivityIntentInfo filter : a.intents) { 2489 if (hasValidDomains(filter)) { 2490 domains.addAll(filter.getHostsList()); 2491 } 2492 } 2493 } 2494 2495 if (domains.size() > 0) { 2496 if (DEBUG_DOMAIN_VERIFICATION) { 2497 Slog.v(TAG, " + " + packageName); 2498 } 2499 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2500 // state w.r.t. the formal app-linkage "no verification attempted" state; 2501 // and then 'always' in the per-user state actually used for intent resolution. 2502 final IntentFilterVerificationInfo ivi; 2503 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2504 new ArrayList<String>(domains)); 2505 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2506 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2507 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2508 } else { 2509 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2510 + "' does not handle web links"); 2511 } 2512 } else { 2513 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2514 } 2515 } 2516 2517 scheduleWritePackageRestrictionsLocked(userId); 2518 scheduleWriteSettingsLocked(); 2519 } 2520 2521 private void applyFactoryDefaultBrowserLPw(int userId) { 2522 // The default browser app's package name is stored in a string resource, 2523 // with a product-specific overlay used for vendor customization. 2524 String browserPkg = mContext.getResources().getString( 2525 com.android.internal.R.string.default_browser); 2526 if (!TextUtils.isEmpty(browserPkg)) { 2527 // non-empty string => required to be a known package 2528 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2529 if (ps == null) { 2530 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2531 browserPkg = null; 2532 } else { 2533 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2534 } 2535 } 2536 2537 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2538 // default. If there's more than one, just leave everything alone. 2539 if (browserPkg == null) { 2540 calculateDefaultBrowserLPw(userId); 2541 } 2542 } 2543 2544 private void calculateDefaultBrowserLPw(int userId) { 2545 List<String> allBrowsers = resolveAllBrowserApps(userId); 2546 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2547 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2548 } 2549 2550 private List<String> resolveAllBrowserApps(int userId) { 2551 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2552 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2553 PackageManager.MATCH_ALL, userId); 2554 2555 final int count = list.size(); 2556 List<String> result = new ArrayList<String>(count); 2557 for (int i=0; i<count; i++) { 2558 ResolveInfo info = list.get(i); 2559 if (info.activityInfo == null 2560 || !info.handleAllWebDataURI 2561 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2562 || result.contains(info.activityInfo.packageName)) { 2563 continue; 2564 } 2565 result.add(info.activityInfo.packageName); 2566 } 2567 2568 return result; 2569 } 2570 2571 private boolean packageIsBrowser(String packageName, int userId) { 2572 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2573 PackageManager.MATCH_ALL, userId); 2574 final int N = list.size(); 2575 for (int i = 0; i < N; i++) { 2576 ResolveInfo info = list.get(i); 2577 if (packageName.equals(info.activityInfo.packageName)) { 2578 return true; 2579 } 2580 } 2581 return false; 2582 } 2583 2584 private void checkDefaultBrowser() { 2585 final int myUserId = UserHandle.myUserId(); 2586 final String packageName = getDefaultBrowserPackageName(myUserId); 2587 if (packageName != null) { 2588 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2589 if (info == null) { 2590 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2591 synchronized (mPackages) { 2592 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2593 } 2594 } 2595 } 2596 } 2597 2598 @Override 2599 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2600 throws RemoteException { 2601 try { 2602 return super.onTransact(code, data, reply, flags); 2603 } catch (RuntimeException e) { 2604 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2605 Slog.wtf(TAG, "Package Manager Crash", e); 2606 } 2607 throw e; 2608 } 2609 } 2610 2611 void cleanupInstallFailedPackage(PackageSetting ps) { 2612 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2613 2614 removeDataDirsLI(ps.volumeUuid, ps.name); 2615 if (ps.codePath != null) { 2616 if (ps.codePath.isDirectory()) { 2617 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2618 } else { 2619 ps.codePath.delete(); 2620 } 2621 } 2622 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2623 if (ps.resourcePath.isDirectory()) { 2624 FileUtils.deleteContents(ps.resourcePath); 2625 } 2626 ps.resourcePath.delete(); 2627 } 2628 mSettings.removePackageLPw(ps.name); 2629 } 2630 2631 static int[] appendInts(int[] cur, int[] add) { 2632 if (add == null) return cur; 2633 if (cur == null) return add; 2634 final int N = add.length; 2635 for (int i=0; i<N; i++) { 2636 cur = appendInt(cur, add[i]); 2637 } 2638 return cur; 2639 } 2640 2641 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2642 if (!sUserManager.exists(userId)) return null; 2643 final PackageSetting ps = (PackageSetting) p.mExtras; 2644 if (ps == null) { 2645 return null; 2646 } 2647 2648 final PermissionsState permissionsState = ps.getPermissionsState(); 2649 2650 final int[] gids = permissionsState.computeGids(userId); 2651 final Set<String> permissions = permissionsState.getPermissions(userId); 2652 final PackageUserState state = ps.readUserState(userId); 2653 2654 return PackageParser.generatePackageInfo(p, gids, flags, 2655 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2656 } 2657 2658 @Override 2659 public boolean isPackageFrozen(String packageName) { 2660 synchronized (mPackages) { 2661 final PackageSetting ps = mSettings.mPackages.get(packageName); 2662 if (ps != null) { 2663 return ps.frozen; 2664 } 2665 } 2666 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2667 return true; 2668 } 2669 2670 @Override 2671 public boolean isPackageAvailable(String packageName, int userId) { 2672 if (!sUserManager.exists(userId)) return false; 2673 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2674 synchronized (mPackages) { 2675 PackageParser.Package p = mPackages.get(packageName); 2676 if (p != null) { 2677 final PackageSetting ps = (PackageSetting) p.mExtras; 2678 if (ps != null) { 2679 final PackageUserState state = ps.readUserState(userId); 2680 if (state != null) { 2681 return PackageParser.isAvailable(state); 2682 } 2683 } 2684 } 2685 } 2686 return false; 2687 } 2688 2689 @Override 2690 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2691 if (!sUserManager.exists(userId)) return null; 2692 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2693 // reader 2694 synchronized (mPackages) { 2695 PackageParser.Package p = mPackages.get(packageName); 2696 if (DEBUG_PACKAGE_INFO) 2697 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2698 if (p != null) { 2699 return generatePackageInfo(p, flags, userId); 2700 } 2701 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2702 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2703 } 2704 } 2705 return null; 2706 } 2707 2708 @Override 2709 public String[] currentToCanonicalPackageNames(String[] names) { 2710 String[] out = new String[names.length]; 2711 // reader 2712 synchronized (mPackages) { 2713 for (int i=names.length-1; i>=0; i--) { 2714 PackageSetting ps = mSettings.mPackages.get(names[i]); 2715 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2716 } 2717 } 2718 return out; 2719 } 2720 2721 @Override 2722 public String[] canonicalToCurrentPackageNames(String[] names) { 2723 String[] out = new String[names.length]; 2724 // reader 2725 synchronized (mPackages) { 2726 for (int i=names.length-1; i>=0; i--) { 2727 String cur = mSettings.mRenamedPackages.get(names[i]); 2728 out[i] = cur != null ? cur : names[i]; 2729 } 2730 } 2731 return out; 2732 } 2733 2734 @Override 2735 public int getPackageUid(String packageName, int userId) { 2736 if (!sUserManager.exists(userId)) return -1; 2737 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2738 2739 // reader 2740 synchronized (mPackages) { 2741 PackageParser.Package p = mPackages.get(packageName); 2742 if(p != null) { 2743 return UserHandle.getUid(userId, p.applicationInfo.uid); 2744 } 2745 PackageSetting ps = mSettings.mPackages.get(packageName); 2746 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2747 return -1; 2748 } 2749 p = ps.pkg; 2750 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2751 } 2752 } 2753 2754 @Override 2755 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2756 if (!sUserManager.exists(userId)) { 2757 return null; 2758 } 2759 2760 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2761 "getPackageGids"); 2762 2763 // reader 2764 synchronized (mPackages) { 2765 PackageParser.Package p = mPackages.get(packageName); 2766 if (DEBUG_PACKAGE_INFO) { 2767 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2768 } 2769 if (p != null) { 2770 PackageSetting ps = (PackageSetting) p.mExtras; 2771 return ps.getPermissionsState().computeGids(userId); 2772 } 2773 } 2774 2775 return null; 2776 } 2777 2778 static PermissionInfo generatePermissionInfo( 2779 BasePermission bp, int flags) { 2780 if (bp.perm != null) { 2781 return PackageParser.generatePermissionInfo(bp.perm, flags); 2782 } 2783 PermissionInfo pi = new PermissionInfo(); 2784 pi.name = bp.name; 2785 pi.packageName = bp.sourcePackage; 2786 pi.nonLocalizedLabel = bp.name; 2787 pi.protectionLevel = bp.protectionLevel; 2788 return pi; 2789 } 2790 2791 @Override 2792 public PermissionInfo getPermissionInfo(String name, int flags) { 2793 // reader 2794 synchronized (mPackages) { 2795 final BasePermission p = mSettings.mPermissions.get(name); 2796 if (p != null) { 2797 return generatePermissionInfo(p, flags); 2798 } 2799 return null; 2800 } 2801 } 2802 2803 @Override 2804 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2805 // reader 2806 synchronized (mPackages) { 2807 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2808 for (BasePermission p : mSettings.mPermissions.values()) { 2809 if (group == null) { 2810 if (p.perm == null || p.perm.info.group == null) { 2811 out.add(generatePermissionInfo(p, flags)); 2812 } 2813 } else { 2814 if (p.perm != null && group.equals(p.perm.info.group)) { 2815 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2816 } 2817 } 2818 } 2819 2820 if (out.size() > 0) { 2821 return out; 2822 } 2823 return mPermissionGroups.containsKey(group) ? out : null; 2824 } 2825 } 2826 2827 @Override 2828 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2829 // reader 2830 synchronized (mPackages) { 2831 return PackageParser.generatePermissionGroupInfo( 2832 mPermissionGroups.get(name), flags); 2833 } 2834 } 2835 2836 @Override 2837 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2838 // reader 2839 synchronized (mPackages) { 2840 final int N = mPermissionGroups.size(); 2841 ArrayList<PermissionGroupInfo> out 2842 = new ArrayList<PermissionGroupInfo>(N); 2843 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2844 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2845 } 2846 return out; 2847 } 2848 } 2849 2850 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2851 int userId) { 2852 if (!sUserManager.exists(userId)) return null; 2853 PackageSetting ps = mSettings.mPackages.get(packageName); 2854 if (ps != null) { 2855 if (ps.pkg == null) { 2856 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2857 flags, userId); 2858 if (pInfo != null) { 2859 return pInfo.applicationInfo; 2860 } 2861 return null; 2862 } 2863 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2864 ps.readUserState(userId), userId); 2865 } 2866 return null; 2867 } 2868 2869 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2870 int userId) { 2871 if (!sUserManager.exists(userId)) return null; 2872 PackageSetting ps = mSettings.mPackages.get(packageName); 2873 if (ps != null) { 2874 PackageParser.Package pkg = ps.pkg; 2875 if (pkg == null) { 2876 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2877 return null; 2878 } 2879 // Only data remains, so we aren't worried about code paths 2880 pkg = new PackageParser.Package(packageName); 2881 pkg.applicationInfo.packageName = packageName; 2882 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2883 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2884 pkg.applicationInfo.dataDir = Environment 2885 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2886 .getAbsolutePath(); 2887 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2888 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2889 } 2890 return generatePackageInfo(pkg, flags, userId); 2891 } 2892 return null; 2893 } 2894 2895 @Override 2896 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2897 if (!sUserManager.exists(userId)) return null; 2898 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2899 // writer 2900 synchronized (mPackages) { 2901 PackageParser.Package p = mPackages.get(packageName); 2902 if (DEBUG_PACKAGE_INFO) Log.v( 2903 TAG, "getApplicationInfo " + packageName 2904 + ": " + p); 2905 if (p != null) { 2906 PackageSetting ps = mSettings.mPackages.get(packageName); 2907 if (ps == null) return null; 2908 // Note: isEnabledLP() does not apply here - always return info 2909 return PackageParser.generateApplicationInfo( 2910 p, flags, ps.readUserState(userId), userId); 2911 } 2912 if ("android".equals(packageName)||"system".equals(packageName)) { 2913 return mAndroidApplication; 2914 } 2915 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2916 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2917 } 2918 } 2919 return null; 2920 } 2921 2922 @Override 2923 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2924 final IPackageDataObserver observer) { 2925 mContext.enforceCallingOrSelfPermission( 2926 android.Manifest.permission.CLEAR_APP_CACHE, null); 2927 // Queue up an async operation since clearing cache may take a little while. 2928 mHandler.post(new Runnable() { 2929 public void run() { 2930 mHandler.removeCallbacks(this); 2931 int retCode = -1; 2932 synchronized (mInstallLock) { 2933 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2934 if (retCode < 0) { 2935 Slog.w(TAG, "Couldn't clear application caches"); 2936 } 2937 } 2938 if (observer != null) { 2939 try { 2940 observer.onRemoveCompleted(null, (retCode >= 0)); 2941 } catch (RemoteException e) { 2942 Slog.w(TAG, "RemoveException when invoking call back"); 2943 } 2944 } 2945 } 2946 }); 2947 } 2948 2949 @Override 2950 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2951 final IntentSender pi) { 2952 mContext.enforceCallingOrSelfPermission( 2953 android.Manifest.permission.CLEAR_APP_CACHE, null); 2954 // Queue up an async operation since clearing cache may take a little while. 2955 mHandler.post(new Runnable() { 2956 public void run() { 2957 mHandler.removeCallbacks(this); 2958 int retCode = -1; 2959 synchronized (mInstallLock) { 2960 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2961 if (retCode < 0) { 2962 Slog.w(TAG, "Couldn't clear application caches"); 2963 } 2964 } 2965 if(pi != null) { 2966 try { 2967 // Callback via pending intent 2968 int code = (retCode >= 0) ? 1 : 0; 2969 pi.sendIntent(null, code, null, 2970 null, null); 2971 } catch (SendIntentException e1) { 2972 Slog.i(TAG, "Failed to send pending intent"); 2973 } 2974 } 2975 } 2976 }); 2977 } 2978 2979 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2980 synchronized (mInstallLock) { 2981 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2982 throw new IOException("Failed to free enough space"); 2983 } 2984 } 2985 } 2986 2987 @Override 2988 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2989 if (!sUserManager.exists(userId)) return null; 2990 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2991 synchronized (mPackages) { 2992 PackageParser.Activity a = mActivities.mActivities.get(component); 2993 2994 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2995 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2996 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2997 if (ps == null) return null; 2998 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2999 userId); 3000 } 3001 if (mResolveComponentName.equals(component)) { 3002 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3003 new PackageUserState(), userId); 3004 } 3005 } 3006 return null; 3007 } 3008 3009 @Override 3010 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3011 String resolvedType) { 3012 synchronized (mPackages) { 3013 if (component.equals(mResolveComponentName)) { 3014 // The resolver supports EVERYTHING! 3015 return true; 3016 } 3017 PackageParser.Activity a = mActivities.mActivities.get(component); 3018 if (a == null) { 3019 return false; 3020 } 3021 for (int i=0; i<a.intents.size(); i++) { 3022 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3023 intent.getData(), intent.getCategories(), TAG) >= 0) { 3024 return true; 3025 } 3026 } 3027 return false; 3028 } 3029 } 3030 3031 @Override 3032 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3033 if (!sUserManager.exists(userId)) return null; 3034 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3035 synchronized (mPackages) { 3036 PackageParser.Activity a = mReceivers.mActivities.get(component); 3037 if (DEBUG_PACKAGE_INFO) Log.v( 3038 TAG, "getReceiverInfo " + component + ": " + a); 3039 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3040 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3041 if (ps == null) return null; 3042 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3043 userId); 3044 } 3045 } 3046 return null; 3047 } 3048 3049 @Override 3050 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3051 if (!sUserManager.exists(userId)) return null; 3052 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3053 synchronized (mPackages) { 3054 PackageParser.Service s = mServices.mServices.get(component); 3055 if (DEBUG_PACKAGE_INFO) Log.v( 3056 TAG, "getServiceInfo " + component + ": " + s); 3057 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3058 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3059 if (ps == null) return null; 3060 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3061 userId); 3062 } 3063 } 3064 return null; 3065 } 3066 3067 @Override 3068 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3069 if (!sUserManager.exists(userId)) return null; 3070 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3071 synchronized (mPackages) { 3072 PackageParser.Provider p = mProviders.mProviders.get(component); 3073 if (DEBUG_PACKAGE_INFO) Log.v( 3074 TAG, "getProviderInfo " + component + ": " + p); 3075 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3076 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3077 if (ps == null) return null; 3078 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3079 userId); 3080 } 3081 } 3082 return null; 3083 } 3084 3085 @Override 3086 public String[] getSystemSharedLibraryNames() { 3087 Set<String> libSet; 3088 synchronized (mPackages) { 3089 libSet = mSharedLibraries.keySet(); 3090 int size = libSet.size(); 3091 if (size > 0) { 3092 String[] libs = new String[size]; 3093 libSet.toArray(libs); 3094 return libs; 3095 } 3096 } 3097 return null; 3098 } 3099 3100 /** 3101 * @hide 3102 */ 3103 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3104 synchronized (mPackages) { 3105 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3106 if (lib != null && lib.apk != null) { 3107 return mPackages.get(lib.apk); 3108 } 3109 } 3110 return null; 3111 } 3112 3113 @Override 3114 public FeatureInfo[] getSystemAvailableFeatures() { 3115 Collection<FeatureInfo> featSet; 3116 synchronized (mPackages) { 3117 featSet = mAvailableFeatures.values(); 3118 int size = featSet.size(); 3119 if (size > 0) { 3120 FeatureInfo[] features = new FeatureInfo[size+1]; 3121 featSet.toArray(features); 3122 FeatureInfo fi = new FeatureInfo(); 3123 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3124 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3125 features[size] = fi; 3126 return features; 3127 } 3128 } 3129 return null; 3130 } 3131 3132 @Override 3133 public boolean hasSystemFeature(String name) { 3134 synchronized (mPackages) { 3135 return mAvailableFeatures.containsKey(name); 3136 } 3137 } 3138 3139 private void checkValidCaller(int uid, int userId) { 3140 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3141 return; 3142 3143 throw new SecurityException("Caller uid=" + uid 3144 + " is not privileged to communicate with user=" + userId); 3145 } 3146 3147 @Override 3148 public int checkPermission(String permName, String pkgName, int userId) { 3149 if (!sUserManager.exists(userId)) { 3150 return PackageManager.PERMISSION_DENIED; 3151 } 3152 3153 synchronized (mPackages) { 3154 final PackageParser.Package p = mPackages.get(pkgName); 3155 if (p != null && p.mExtras != null) { 3156 final PackageSetting ps = (PackageSetting) p.mExtras; 3157 final PermissionsState permissionsState = ps.getPermissionsState(); 3158 if (permissionsState.hasPermission(permName, userId)) { 3159 return PackageManager.PERMISSION_GRANTED; 3160 } 3161 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3162 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3163 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3164 return PackageManager.PERMISSION_GRANTED; 3165 } 3166 } 3167 } 3168 3169 return PackageManager.PERMISSION_DENIED; 3170 } 3171 3172 @Override 3173 public int checkUidPermission(String permName, int uid) { 3174 final int userId = UserHandle.getUserId(uid); 3175 3176 if (!sUserManager.exists(userId)) { 3177 return PackageManager.PERMISSION_DENIED; 3178 } 3179 3180 synchronized (mPackages) { 3181 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3182 if (obj != null) { 3183 final SettingBase ps = (SettingBase) obj; 3184 final PermissionsState permissionsState = ps.getPermissionsState(); 3185 if (permissionsState.hasPermission(permName, userId)) { 3186 return PackageManager.PERMISSION_GRANTED; 3187 } 3188 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3189 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3190 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3191 return PackageManager.PERMISSION_GRANTED; 3192 } 3193 } else { 3194 ArraySet<String> perms = mSystemPermissions.get(uid); 3195 if (perms != null) { 3196 if (perms.contains(permName)) { 3197 return PackageManager.PERMISSION_GRANTED; 3198 } 3199 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3200 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3201 return PackageManager.PERMISSION_GRANTED; 3202 } 3203 } 3204 } 3205 } 3206 3207 return PackageManager.PERMISSION_DENIED; 3208 } 3209 3210 @Override 3211 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3212 if (UserHandle.getCallingUserId() != userId) { 3213 mContext.enforceCallingPermission( 3214 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3215 "isPermissionRevokedByPolicy for user " + userId); 3216 } 3217 3218 if (checkPermission(permission, packageName, userId) 3219 == PackageManager.PERMISSION_GRANTED) { 3220 return false; 3221 } 3222 3223 final long identity = Binder.clearCallingIdentity(); 3224 try { 3225 final int flags = getPermissionFlags(permission, packageName, userId); 3226 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3227 } finally { 3228 Binder.restoreCallingIdentity(identity); 3229 } 3230 } 3231 3232 @Override 3233 public String getPermissionControllerPackageName() { 3234 synchronized (mPackages) { 3235 return mRequiredInstallerPackage; 3236 } 3237 } 3238 3239 /** 3240 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3241 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3242 * @param checkShell TODO(yamasani): 3243 * @param message the message to log on security exception 3244 */ 3245 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3246 boolean checkShell, String message) { 3247 if (userId < 0) { 3248 throw new IllegalArgumentException("Invalid userId " + userId); 3249 } 3250 if (checkShell) { 3251 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3252 } 3253 if (userId == UserHandle.getUserId(callingUid)) return; 3254 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3255 if (requireFullPermission) { 3256 mContext.enforceCallingOrSelfPermission( 3257 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3258 } else { 3259 try { 3260 mContext.enforceCallingOrSelfPermission( 3261 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3262 } catch (SecurityException se) { 3263 mContext.enforceCallingOrSelfPermission( 3264 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3265 } 3266 } 3267 } 3268 } 3269 3270 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3271 if (callingUid == Process.SHELL_UID) { 3272 if (userHandle >= 0 3273 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3274 throw new SecurityException("Shell does not have permission to access user " 3275 + userHandle); 3276 } else if (userHandle < 0) { 3277 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3278 + Debug.getCallers(3)); 3279 } 3280 } 3281 } 3282 3283 private BasePermission findPermissionTreeLP(String permName) { 3284 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3285 if (permName.startsWith(bp.name) && 3286 permName.length() > bp.name.length() && 3287 permName.charAt(bp.name.length()) == '.') { 3288 return bp; 3289 } 3290 } 3291 return null; 3292 } 3293 3294 private BasePermission checkPermissionTreeLP(String permName) { 3295 if (permName != null) { 3296 BasePermission bp = findPermissionTreeLP(permName); 3297 if (bp != null) { 3298 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3299 return bp; 3300 } 3301 throw new SecurityException("Calling uid " 3302 + Binder.getCallingUid() 3303 + " is not allowed to add to permission tree " 3304 + bp.name + " owned by uid " + bp.uid); 3305 } 3306 } 3307 throw new SecurityException("No permission tree found for " + permName); 3308 } 3309 3310 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3311 if (s1 == null) { 3312 return s2 == null; 3313 } 3314 if (s2 == null) { 3315 return false; 3316 } 3317 if (s1.getClass() != s2.getClass()) { 3318 return false; 3319 } 3320 return s1.equals(s2); 3321 } 3322 3323 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3324 if (pi1.icon != pi2.icon) return false; 3325 if (pi1.logo != pi2.logo) return false; 3326 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3327 if (!compareStrings(pi1.name, pi2.name)) return false; 3328 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3329 // We'll take care of setting this one. 3330 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3331 // These are not currently stored in settings. 3332 //if (!compareStrings(pi1.group, pi2.group)) return false; 3333 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3334 //if (pi1.labelRes != pi2.labelRes) return false; 3335 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3336 return true; 3337 } 3338 3339 int permissionInfoFootprint(PermissionInfo info) { 3340 int size = info.name.length(); 3341 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3342 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3343 return size; 3344 } 3345 3346 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3347 int size = 0; 3348 for (BasePermission perm : mSettings.mPermissions.values()) { 3349 if (perm.uid == tree.uid) { 3350 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3351 } 3352 } 3353 return size; 3354 } 3355 3356 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3357 // We calculate the max size of permissions defined by this uid and throw 3358 // if that plus the size of 'info' would exceed our stated maximum. 3359 if (tree.uid != Process.SYSTEM_UID) { 3360 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3361 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3362 throw new SecurityException("Permission tree size cap exceeded"); 3363 } 3364 } 3365 } 3366 3367 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3368 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3369 throw new SecurityException("Label must be specified in permission"); 3370 } 3371 BasePermission tree = checkPermissionTreeLP(info.name); 3372 BasePermission bp = mSettings.mPermissions.get(info.name); 3373 boolean added = bp == null; 3374 boolean changed = true; 3375 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3376 if (added) { 3377 enforcePermissionCapLocked(info, tree); 3378 bp = new BasePermission(info.name, tree.sourcePackage, 3379 BasePermission.TYPE_DYNAMIC); 3380 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3381 throw new SecurityException( 3382 "Not allowed to modify non-dynamic permission " 3383 + info.name); 3384 } else { 3385 if (bp.protectionLevel == fixedLevel 3386 && bp.perm.owner.equals(tree.perm.owner) 3387 && bp.uid == tree.uid 3388 && comparePermissionInfos(bp.perm.info, info)) { 3389 changed = false; 3390 } 3391 } 3392 bp.protectionLevel = fixedLevel; 3393 info = new PermissionInfo(info); 3394 info.protectionLevel = fixedLevel; 3395 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3396 bp.perm.info.packageName = tree.perm.info.packageName; 3397 bp.uid = tree.uid; 3398 if (added) { 3399 mSettings.mPermissions.put(info.name, bp); 3400 } 3401 if (changed) { 3402 if (!async) { 3403 mSettings.writeLPr(); 3404 } else { 3405 scheduleWriteSettingsLocked(); 3406 } 3407 } 3408 return added; 3409 } 3410 3411 @Override 3412 public boolean addPermission(PermissionInfo info) { 3413 synchronized (mPackages) { 3414 return addPermissionLocked(info, false); 3415 } 3416 } 3417 3418 @Override 3419 public boolean addPermissionAsync(PermissionInfo info) { 3420 synchronized (mPackages) { 3421 return addPermissionLocked(info, true); 3422 } 3423 } 3424 3425 @Override 3426 public void removePermission(String name) { 3427 synchronized (mPackages) { 3428 checkPermissionTreeLP(name); 3429 BasePermission bp = mSettings.mPermissions.get(name); 3430 if (bp != null) { 3431 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3432 throw new SecurityException( 3433 "Not allowed to modify non-dynamic permission " 3434 + name); 3435 } 3436 mSettings.mPermissions.remove(name); 3437 mSettings.writeLPr(); 3438 } 3439 } 3440 } 3441 3442 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3443 BasePermission bp) { 3444 int index = pkg.requestedPermissions.indexOf(bp.name); 3445 if (index == -1) { 3446 throw new SecurityException("Package " + pkg.packageName 3447 + " has not requested permission " + bp.name); 3448 } 3449 if (!bp.isRuntime() && !bp.isDevelopment()) { 3450 throw new SecurityException("Permission " + bp.name 3451 + " is not a changeable permission type"); 3452 } 3453 } 3454 3455 @Override 3456 public void grantRuntimePermission(String packageName, String name, final int userId) { 3457 if (!sUserManager.exists(userId)) { 3458 Log.e(TAG, "No such user:" + userId); 3459 return; 3460 } 3461 3462 mContext.enforceCallingOrSelfPermission( 3463 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3464 "grantRuntimePermission"); 3465 3466 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3467 "grantRuntimePermission"); 3468 3469 final int uid; 3470 final SettingBase sb; 3471 3472 synchronized (mPackages) { 3473 final PackageParser.Package pkg = mPackages.get(packageName); 3474 if (pkg == null) { 3475 throw new IllegalArgumentException("Unknown package: " + packageName); 3476 } 3477 3478 final BasePermission bp = mSettings.mPermissions.get(name); 3479 if (bp == null) { 3480 throw new IllegalArgumentException("Unknown permission: " + name); 3481 } 3482 3483 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3484 3485 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3486 sb = (SettingBase) pkg.mExtras; 3487 if (sb == null) { 3488 throw new IllegalArgumentException("Unknown package: " + packageName); 3489 } 3490 3491 final PermissionsState permissionsState = sb.getPermissionsState(); 3492 3493 final int flags = permissionsState.getPermissionFlags(name, userId); 3494 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3495 throw new SecurityException("Cannot grant system fixed permission: " 3496 + name + " for package: " + packageName); 3497 } 3498 3499 if (bp.isDevelopment()) { 3500 // Development permissions must be handled specially, since they are not 3501 // normal runtime permissions. For now they apply to all users. 3502 if (permissionsState.grantInstallPermission(bp) != 3503 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3504 scheduleWriteSettingsLocked(); 3505 } 3506 return; 3507 } 3508 3509 final int result = permissionsState.grantRuntimePermission(bp, userId); 3510 switch (result) { 3511 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3512 return; 3513 } 3514 3515 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3516 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3517 mHandler.post(new Runnable() { 3518 @Override 3519 public void run() { 3520 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3521 } 3522 }); 3523 } 3524 break; 3525 } 3526 3527 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3528 3529 // Not critical if that is lost - app has to request again. 3530 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3531 } 3532 3533 // Only need to do this if user is initialized. Otherwise it's a new user 3534 // and there are no processes running as the user yet and there's no need 3535 // to make an expensive call to remount processes for the changed permissions. 3536 if (READ_EXTERNAL_STORAGE.equals(name) 3537 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3538 final long token = Binder.clearCallingIdentity(); 3539 try { 3540 if (sUserManager.isInitialized(userId)) { 3541 MountServiceInternal mountServiceInternal = LocalServices.getService( 3542 MountServiceInternal.class); 3543 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3544 } 3545 } finally { 3546 Binder.restoreCallingIdentity(token); 3547 } 3548 } 3549 } 3550 3551 @Override 3552 public void revokeRuntimePermission(String packageName, String name, int userId) { 3553 if (!sUserManager.exists(userId)) { 3554 Log.e(TAG, "No such user:" + userId); 3555 return; 3556 } 3557 3558 mContext.enforceCallingOrSelfPermission( 3559 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3560 "revokeRuntimePermission"); 3561 3562 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3563 "revokeRuntimePermission"); 3564 3565 final int appId; 3566 3567 synchronized (mPackages) { 3568 final PackageParser.Package pkg = mPackages.get(packageName); 3569 if (pkg == null) { 3570 throw new IllegalArgumentException("Unknown package: " + packageName); 3571 } 3572 3573 final BasePermission bp = mSettings.mPermissions.get(name); 3574 if (bp == null) { 3575 throw new IllegalArgumentException("Unknown permission: " + name); 3576 } 3577 3578 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3579 3580 SettingBase sb = (SettingBase) pkg.mExtras; 3581 if (sb == null) { 3582 throw new IllegalArgumentException("Unknown package: " + packageName); 3583 } 3584 3585 final PermissionsState permissionsState = sb.getPermissionsState(); 3586 3587 final int flags = permissionsState.getPermissionFlags(name, userId); 3588 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3589 throw new SecurityException("Cannot revoke system fixed permission: " 3590 + name + " for package: " + packageName); 3591 } 3592 3593 if (bp.isDevelopment()) { 3594 // Development permissions must be handled specially, since they are not 3595 // normal runtime permissions. For now they apply to all users. 3596 if (permissionsState.revokeInstallPermission(bp) != 3597 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3598 scheduleWriteSettingsLocked(); 3599 } 3600 return; 3601 } 3602 3603 if (permissionsState.revokeRuntimePermission(bp, userId) == 3604 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3605 return; 3606 } 3607 3608 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3609 3610 // Critical, after this call app should never have the permission. 3611 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3612 3613 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3614 } 3615 3616 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3617 } 3618 3619 @Override 3620 public void resetRuntimePermissions() { 3621 mContext.enforceCallingOrSelfPermission( 3622 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3623 "revokeRuntimePermission"); 3624 3625 int callingUid = Binder.getCallingUid(); 3626 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3627 mContext.enforceCallingOrSelfPermission( 3628 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3629 "resetRuntimePermissions"); 3630 } 3631 3632 synchronized (mPackages) { 3633 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3634 for (int userId : UserManagerService.getInstance().getUserIds()) { 3635 final int packageCount = mPackages.size(); 3636 for (int i = 0; i < packageCount; i++) { 3637 PackageParser.Package pkg = mPackages.valueAt(i); 3638 if (!(pkg.mExtras instanceof PackageSetting)) { 3639 continue; 3640 } 3641 PackageSetting ps = (PackageSetting) pkg.mExtras; 3642 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3643 } 3644 } 3645 } 3646 } 3647 3648 @Override 3649 public int getPermissionFlags(String name, String packageName, int userId) { 3650 if (!sUserManager.exists(userId)) { 3651 return 0; 3652 } 3653 3654 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3655 3656 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3657 "getPermissionFlags"); 3658 3659 synchronized (mPackages) { 3660 final PackageParser.Package pkg = mPackages.get(packageName); 3661 if (pkg == null) { 3662 throw new IllegalArgumentException("Unknown package: " + packageName); 3663 } 3664 3665 final BasePermission bp = mSettings.mPermissions.get(name); 3666 if (bp == null) { 3667 throw new IllegalArgumentException("Unknown permission: " + name); 3668 } 3669 3670 SettingBase sb = (SettingBase) pkg.mExtras; 3671 if (sb == null) { 3672 throw new IllegalArgumentException("Unknown package: " + packageName); 3673 } 3674 3675 PermissionsState permissionsState = sb.getPermissionsState(); 3676 return permissionsState.getPermissionFlags(name, userId); 3677 } 3678 } 3679 3680 @Override 3681 public void updatePermissionFlags(String name, String packageName, int flagMask, 3682 int flagValues, int userId) { 3683 if (!sUserManager.exists(userId)) { 3684 return; 3685 } 3686 3687 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3688 3689 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3690 "updatePermissionFlags"); 3691 3692 // Only the system can change these flags and nothing else. 3693 if (getCallingUid() != Process.SYSTEM_UID) { 3694 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3695 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3696 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3697 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3698 } 3699 3700 synchronized (mPackages) { 3701 final PackageParser.Package pkg = mPackages.get(packageName); 3702 if (pkg == null) { 3703 throw new IllegalArgumentException("Unknown package: " + packageName); 3704 } 3705 3706 final BasePermission bp = mSettings.mPermissions.get(name); 3707 if (bp == null) { 3708 throw new IllegalArgumentException("Unknown permission: " + name); 3709 } 3710 3711 SettingBase sb = (SettingBase) pkg.mExtras; 3712 if (sb == null) { 3713 throw new IllegalArgumentException("Unknown package: " + packageName); 3714 } 3715 3716 PermissionsState permissionsState = sb.getPermissionsState(); 3717 3718 // Only the package manager can change flags for system component permissions. 3719 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3720 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3721 return; 3722 } 3723 3724 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3725 3726 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3727 // Install and runtime permissions are stored in different places, 3728 // so figure out what permission changed and persist the change. 3729 if (permissionsState.getInstallPermissionState(name) != null) { 3730 scheduleWriteSettingsLocked(); 3731 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3732 || hadState) { 3733 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3734 } 3735 } 3736 } 3737 } 3738 3739 /** 3740 * Update the permission flags for all packages and runtime permissions of a user in order 3741 * to allow device or profile owner to remove POLICY_FIXED. 3742 */ 3743 @Override 3744 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3745 if (!sUserManager.exists(userId)) { 3746 return; 3747 } 3748 3749 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3750 3751 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3752 "updatePermissionFlagsForAllApps"); 3753 3754 // Only the system can change system fixed flags. 3755 if (getCallingUid() != Process.SYSTEM_UID) { 3756 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3757 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3758 } 3759 3760 synchronized (mPackages) { 3761 boolean changed = false; 3762 final int packageCount = mPackages.size(); 3763 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3764 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3765 SettingBase sb = (SettingBase) pkg.mExtras; 3766 if (sb == null) { 3767 continue; 3768 } 3769 PermissionsState permissionsState = sb.getPermissionsState(); 3770 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3771 userId, flagMask, flagValues); 3772 } 3773 if (changed) { 3774 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3775 } 3776 } 3777 } 3778 3779 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3780 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3781 != PackageManager.PERMISSION_GRANTED 3782 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3783 != PackageManager.PERMISSION_GRANTED) { 3784 throw new SecurityException(message + " requires " 3785 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3786 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3787 } 3788 } 3789 3790 @Override 3791 public boolean shouldShowRequestPermissionRationale(String permissionName, 3792 String packageName, int userId) { 3793 if (UserHandle.getCallingUserId() != userId) { 3794 mContext.enforceCallingPermission( 3795 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3796 "canShowRequestPermissionRationale for user " + userId); 3797 } 3798 3799 final int uid = getPackageUid(packageName, userId); 3800 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3801 return false; 3802 } 3803 3804 if (checkPermission(permissionName, packageName, userId) 3805 == PackageManager.PERMISSION_GRANTED) { 3806 return false; 3807 } 3808 3809 final int flags; 3810 3811 final long identity = Binder.clearCallingIdentity(); 3812 try { 3813 flags = getPermissionFlags(permissionName, 3814 packageName, userId); 3815 } finally { 3816 Binder.restoreCallingIdentity(identity); 3817 } 3818 3819 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3820 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3821 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3822 3823 if ((flags & fixedFlags) != 0) { 3824 return false; 3825 } 3826 3827 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3828 } 3829 3830 @Override 3831 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3832 mContext.enforceCallingOrSelfPermission( 3833 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3834 "addOnPermissionsChangeListener"); 3835 3836 synchronized (mPackages) { 3837 mOnPermissionChangeListeners.addListenerLocked(listener); 3838 } 3839 } 3840 3841 @Override 3842 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3843 synchronized (mPackages) { 3844 mOnPermissionChangeListeners.removeListenerLocked(listener); 3845 } 3846 } 3847 3848 @Override 3849 public boolean isProtectedBroadcast(String actionName) { 3850 synchronized (mPackages) { 3851 return mProtectedBroadcasts.contains(actionName); 3852 } 3853 } 3854 3855 @Override 3856 public int checkSignatures(String pkg1, String pkg2) { 3857 synchronized (mPackages) { 3858 final PackageParser.Package p1 = mPackages.get(pkg1); 3859 final PackageParser.Package p2 = mPackages.get(pkg2); 3860 if (p1 == null || p1.mExtras == null 3861 || p2 == null || p2.mExtras == null) { 3862 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3863 } 3864 return compareSignatures(p1.mSignatures, p2.mSignatures); 3865 } 3866 } 3867 3868 @Override 3869 public int checkUidSignatures(int uid1, int uid2) { 3870 // Map to base uids. 3871 uid1 = UserHandle.getAppId(uid1); 3872 uid2 = UserHandle.getAppId(uid2); 3873 // reader 3874 synchronized (mPackages) { 3875 Signature[] s1; 3876 Signature[] s2; 3877 Object obj = mSettings.getUserIdLPr(uid1); 3878 if (obj != null) { 3879 if (obj instanceof SharedUserSetting) { 3880 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3881 } else if (obj instanceof PackageSetting) { 3882 s1 = ((PackageSetting)obj).signatures.mSignatures; 3883 } else { 3884 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3885 } 3886 } else { 3887 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3888 } 3889 obj = mSettings.getUserIdLPr(uid2); 3890 if (obj != null) { 3891 if (obj instanceof SharedUserSetting) { 3892 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3893 } else if (obj instanceof PackageSetting) { 3894 s2 = ((PackageSetting)obj).signatures.mSignatures; 3895 } else { 3896 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3897 } 3898 } else { 3899 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3900 } 3901 return compareSignatures(s1, s2); 3902 } 3903 } 3904 3905 private void killUid(int appId, int userId, String reason) { 3906 final long identity = Binder.clearCallingIdentity(); 3907 try { 3908 IActivityManager am = ActivityManagerNative.getDefault(); 3909 if (am != null) { 3910 try { 3911 am.killUid(appId, userId, reason); 3912 } catch (RemoteException e) { 3913 /* ignore - same process */ 3914 } 3915 } 3916 } finally { 3917 Binder.restoreCallingIdentity(identity); 3918 } 3919 } 3920 3921 /** 3922 * Compares two sets of signatures. Returns: 3923 * <br /> 3924 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3925 * <br /> 3926 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3927 * <br /> 3928 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3929 * <br /> 3930 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3931 * <br /> 3932 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3933 */ 3934 static int compareSignatures(Signature[] s1, Signature[] s2) { 3935 if (s1 == null) { 3936 return s2 == null 3937 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3938 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3939 } 3940 3941 if (s2 == null) { 3942 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3943 } 3944 3945 if (s1.length != s2.length) { 3946 return PackageManager.SIGNATURE_NO_MATCH; 3947 } 3948 3949 // Since both signature sets are of size 1, we can compare without HashSets. 3950 if (s1.length == 1) { 3951 return s1[0].equals(s2[0]) ? 3952 PackageManager.SIGNATURE_MATCH : 3953 PackageManager.SIGNATURE_NO_MATCH; 3954 } 3955 3956 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3957 for (Signature sig : s1) { 3958 set1.add(sig); 3959 } 3960 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3961 for (Signature sig : s2) { 3962 set2.add(sig); 3963 } 3964 // Make sure s2 contains all signatures in s1. 3965 if (set1.equals(set2)) { 3966 return PackageManager.SIGNATURE_MATCH; 3967 } 3968 return PackageManager.SIGNATURE_NO_MATCH; 3969 } 3970 3971 /** 3972 * If the database version for this type of package (internal storage or 3973 * external storage) is less than the version where package signatures 3974 * were updated, return true. 3975 */ 3976 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3977 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3978 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3979 } 3980 3981 /** 3982 * Used for backward compatibility to make sure any packages with 3983 * certificate chains get upgraded to the new style. {@code existingSigs} 3984 * will be in the old format (since they were stored on disk from before the 3985 * system upgrade) and {@code scannedSigs} will be in the newer format. 3986 */ 3987 private int compareSignaturesCompat(PackageSignatures existingSigs, 3988 PackageParser.Package scannedPkg) { 3989 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3990 return PackageManager.SIGNATURE_NO_MATCH; 3991 } 3992 3993 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3994 for (Signature sig : existingSigs.mSignatures) { 3995 existingSet.add(sig); 3996 } 3997 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3998 for (Signature sig : scannedPkg.mSignatures) { 3999 try { 4000 Signature[] chainSignatures = sig.getChainSignatures(); 4001 for (Signature chainSig : chainSignatures) { 4002 scannedCompatSet.add(chainSig); 4003 } 4004 } catch (CertificateEncodingException e) { 4005 scannedCompatSet.add(sig); 4006 } 4007 } 4008 /* 4009 * Make sure the expanded scanned set contains all signatures in the 4010 * existing one. 4011 */ 4012 if (scannedCompatSet.equals(existingSet)) { 4013 // Migrate the old signatures to the new scheme. 4014 existingSigs.assignSignatures(scannedPkg.mSignatures); 4015 // The new KeySets will be re-added later in the scanning process. 4016 synchronized (mPackages) { 4017 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4018 } 4019 return PackageManager.SIGNATURE_MATCH; 4020 } 4021 return PackageManager.SIGNATURE_NO_MATCH; 4022 } 4023 4024 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4025 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4026 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4027 } 4028 4029 private int compareSignaturesRecover(PackageSignatures existingSigs, 4030 PackageParser.Package scannedPkg) { 4031 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4032 return PackageManager.SIGNATURE_NO_MATCH; 4033 } 4034 4035 String msg = null; 4036 try { 4037 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4038 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4039 + scannedPkg.packageName); 4040 return PackageManager.SIGNATURE_MATCH; 4041 } 4042 } catch (CertificateException e) { 4043 msg = e.getMessage(); 4044 } 4045 4046 logCriticalInfo(Log.INFO, 4047 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4048 return PackageManager.SIGNATURE_NO_MATCH; 4049 } 4050 4051 @Override 4052 public String[] getPackagesForUid(int uid) { 4053 uid = UserHandle.getAppId(uid); 4054 // reader 4055 synchronized (mPackages) { 4056 Object obj = mSettings.getUserIdLPr(uid); 4057 if (obj instanceof SharedUserSetting) { 4058 final SharedUserSetting sus = (SharedUserSetting) obj; 4059 final int N = sus.packages.size(); 4060 final String[] res = new String[N]; 4061 final Iterator<PackageSetting> it = sus.packages.iterator(); 4062 int i = 0; 4063 while (it.hasNext()) { 4064 res[i++] = it.next().name; 4065 } 4066 return res; 4067 } else if (obj instanceof PackageSetting) { 4068 final PackageSetting ps = (PackageSetting) obj; 4069 return new String[] { ps.name }; 4070 } 4071 } 4072 return null; 4073 } 4074 4075 @Override 4076 public String getNameForUid(int uid) { 4077 // reader 4078 synchronized (mPackages) { 4079 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4080 if (obj instanceof SharedUserSetting) { 4081 final SharedUserSetting sus = (SharedUserSetting) obj; 4082 return sus.name + ":" + sus.userId; 4083 } else if (obj instanceof PackageSetting) { 4084 final PackageSetting ps = (PackageSetting) obj; 4085 return ps.name; 4086 } 4087 } 4088 return null; 4089 } 4090 4091 @Override 4092 public int getUidForSharedUser(String sharedUserName) { 4093 if(sharedUserName == null) { 4094 return -1; 4095 } 4096 // reader 4097 synchronized (mPackages) { 4098 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4099 if (suid == null) { 4100 return -1; 4101 } 4102 return suid.userId; 4103 } 4104 } 4105 4106 @Override 4107 public int getFlagsForUid(int uid) { 4108 synchronized (mPackages) { 4109 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4110 if (obj instanceof SharedUserSetting) { 4111 final SharedUserSetting sus = (SharedUserSetting) obj; 4112 return sus.pkgFlags; 4113 } else if (obj instanceof PackageSetting) { 4114 final PackageSetting ps = (PackageSetting) obj; 4115 return ps.pkgFlags; 4116 } 4117 } 4118 return 0; 4119 } 4120 4121 @Override 4122 public int getPrivateFlagsForUid(int uid) { 4123 synchronized (mPackages) { 4124 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4125 if (obj instanceof SharedUserSetting) { 4126 final SharedUserSetting sus = (SharedUserSetting) obj; 4127 return sus.pkgPrivateFlags; 4128 } else if (obj instanceof PackageSetting) { 4129 final PackageSetting ps = (PackageSetting) obj; 4130 return ps.pkgPrivateFlags; 4131 } 4132 } 4133 return 0; 4134 } 4135 4136 @Override 4137 public boolean isUidPrivileged(int uid) { 4138 uid = UserHandle.getAppId(uid); 4139 // reader 4140 synchronized (mPackages) { 4141 Object obj = mSettings.getUserIdLPr(uid); 4142 if (obj instanceof SharedUserSetting) { 4143 final SharedUserSetting sus = (SharedUserSetting) obj; 4144 final Iterator<PackageSetting> it = sus.packages.iterator(); 4145 while (it.hasNext()) { 4146 if (it.next().isPrivileged()) { 4147 return true; 4148 } 4149 } 4150 } else if (obj instanceof PackageSetting) { 4151 final PackageSetting ps = (PackageSetting) obj; 4152 return ps.isPrivileged(); 4153 } 4154 } 4155 return false; 4156 } 4157 4158 @Override 4159 public String[] getAppOpPermissionPackages(String permissionName) { 4160 synchronized (mPackages) { 4161 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4162 if (pkgs == null) { 4163 return null; 4164 } 4165 return pkgs.toArray(new String[pkgs.size()]); 4166 } 4167 } 4168 4169 @Override 4170 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4171 int flags, int userId) { 4172 if (!sUserManager.exists(userId)) return null; 4173 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4174 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4175 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4176 } 4177 4178 @Override 4179 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4180 IntentFilter filter, int match, ComponentName activity) { 4181 final int userId = UserHandle.getCallingUserId(); 4182 if (DEBUG_PREFERRED) { 4183 Log.v(TAG, "setLastChosenActivity intent=" + intent 4184 + " resolvedType=" + resolvedType 4185 + " flags=" + flags 4186 + " filter=" + filter 4187 + " match=" + match 4188 + " activity=" + activity); 4189 filter.dump(new PrintStreamPrinter(System.out), " "); 4190 } 4191 intent.setComponent(null); 4192 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4193 // Find any earlier preferred or last chosen entries and nuke them 4194 findPreferredActivity(intent, resolvedType, 4195 flags, query, 0, false, true, false, userId); 4196 // Add the new activity as the last chosen for this filter 4197 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4198 "Setting last chosen"); 4199 } 4200 4201 @Override 4202 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4203 final int userId = UserHandle.getCallingUserId(); 4204 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4205 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4206 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4207 false, false, false, userId); 4208 } 4209 4210 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4211 int flags, List<ResolveInfo> query, int userId) { 4212 if (query != null) { 4213 final int N = query.size(); 4214 if (N == 1) { 4215 return query.get(0); 4216 } else if (N > 1) { 4217 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4218 // If there is more than one activity with the same priority, 4219 // then let the user decide between them. 4220 ResolveInfo r0 = query.get(0); 4221 ResolveInfo r1 = query.get(1); 4222 if (DEBUG_INTENT_MATCHING || debug) { 4223 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4224 + r1.activityInfo.name + "=" + r1.priority); 4225 } 4226 // If the first activity has a higher priority, or a different 4227 // default, then it is always desireable to pick it. 4228 if (r0.priority != r1.priority 4229 || r0.preferredOrder != r1.preferredOrder 4230 || r0.isDefault != r1.isDefault) { 4231 return query.get(0); 4232 } 4233 // If we have saved a preference for a preferred activity for 4234 // this Intent, use that. 4235 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4236 flags, query, r0.priority, true, false, debug, userId); 4237 if (ri != null) { 4238 return ri; 4239 } 4240 ri = new ResolveInfo(mResolveInfo); 4241 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4242 ri.activityInfo.applicationInfo = new ApplicationInfo( 4243 ri.activityInfo.applicationInfo); 4244 if (userId != 0) { 4245 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4246 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4247 } 4248 // Make sure that the resolver is displayable in car mode 4249 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4250 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4251 return ri; 4252 } 4253 } 4254 return null; 4255 } 4256 4257 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4258 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4259 final int N = query.size(); 4260 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4261 .get(userId); 4262 // Get the list of persistent preferred activities that handle the intent 4263 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4264 List<PersistentPreferredActivity> pprefs = ppir != null 4265 ? ppir.queryIntent(intent, resolvedType, 4266 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4267 : null; 4268 if (pprefs != null && pprefs.size() > 0) { 4269 final int M = pprefs.size(); 4270 for (int i=0; i<M; i++) { 4271 final PersistentPreferredActivity ppa = pprefs.get(i); 4272 if (DEBUG_PREFERRED || debug) { 4273 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4274 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4275 + "\n component=" + ppa.mComponent); 4276 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4277 } 4278 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4279 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4280 if (DEBUG_PREFERRED || debug) { 4281 Slog.v(TAG, "Found persistent preferred activity:"); 4282 if (ai != null) { 4283 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4284 } else { 4285 Slog.v(TAG, " null"); 4286 } 4287 } 4288 if (ai == null) { 4289 // This previously registered persistent preferred activity 4290 // component is no longer known. Ignore it and do NOT remove it. 4291 continue; 4292 } 4293 for (int j=0; j<N; j++) { 4294 final ResolveInfo ri = query.get(j); 4295 if (!ri.activityInfo.applicationInfo.packageName 4296 .equals(ai.applicationInfo.packageName)) { 4297 continue; 4298 } 4299 if (!ri.activityInfo.name.equals(ai.name)) { 4300 continue; 4301 } 4302 // Found a persistent preference that can handle the intent. 4303 if (DEBUG_PREFERRED || debug) { 4304 Slog.v(TAG, "Returning persistent preferred activity: " + 4305 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4306 } 4307 return ri; 4308 } 4309 } 4310 } 4311 return null; 4312 } 4313 4314 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4315 List<ResolveInfo> query, int priority, boolean always, 4316 boolean removeMatches, boolean debug, int userId) { 4317 if (!sUserManager.exists(userId)) return null; 4318 // writer 4319 synchronized (mPackages) { 4320 if (intent.getSelector() != null) { 4321 intent = intent.getSelector(); 4322 } 4323 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4324 4325 // Try to find a matching persistent preferred activity. 4326 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4327 debug, userId); 4328 4329 // If a persistent preferred activity matched, use it. 4330 if (pri != null) { 4331 return pri; 4332 } 4333 4334 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4335 // Get the list of preferred activities that handle the intent 4336 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4337 List<PreferredActivity> prefs = pir != null 4338 ? pir.queryIntent(intent, resolvedType, 4339 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4340 : null; 4341 if (prefs != null && prefs.size() > 0) { 4342 boolean changed = false; 4343 try { 4344 // First figure out how good the original match set is. 4345 // We will only allow preferred activities that came 4346 // from the same match quality. 4347 int match = 0; 4348 4349 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4350 4351 final int N = query.size(); 4352 for (int j=0; j<N; j++) { 4353 final ResolveInfo ri = query.get(j); 4354 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4355 + ": 0x" + Integer.toHexString(match)); 4356 if (ri.match > match) { 4357 match = ri.match; 4358 } 4359 } 4360 4361 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4362 + Integer.toHexString(match)); 4363 4364 match &= IntentFilter.MATCH_CATEGORY_MASK; 4365 final int M = prefs.size(); 4366 for (int i=0; i<M; i++) { 4367 final PreferredActivity pa = prefs.get(i); 4368 if (DEBUG_PREFERRED || debug) { 4369 Slog.v(TAG, "Checking PreferredActivity ds=" 4370 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4371 + "\n component=" + pa.mPref.mComponent); 4372 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4373 } 4374 if (pa.mPref.mMatch != match) { 4375 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4376 + Integer.toHexString(pa.mPref.mMatch)); 4377 continue; 4378 } 4379 // If it's not an "always" type preferred activity and that's what we're 4380 // looking for, skip it. 4381 if (always && !pa.mPref.mAlways) { 4382 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4383 continue; 4384 } 4385 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4386 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4387 if (DEBUG_PREFERRED || debug) { 4388 Slog.v(TAG, "Found preferred activity:"); 4389 if (ai != null) { 4390 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4391 } else { 4392 Slog.v(TAG, " null"); 4393 } 4394 } 4395 if (ai == null) { 4396 // This previously registered preferred activity 4397 // component is no longer known. Most likely an update 4398 // to the app was installed and in the new version this 4399 // component no longer exists. Clean it up by removing 4400 // it from the preferred activities list, and skip it. 4401 Slog.w(TAG, "Removing dangling preferred activity: " 4402 + pa.mPref.mComponent); 4403 pir.removeFilter(pa); 4404 changed = true; 4405 continue; 4406 } 4407 for (int j=0; j<N; j++) { 4408 final ResolveInfo ri = query.get(j); 4409 if (!ri.activityInfo.applicationInfo.packageName 4410 .equals(ai.applicationInfo.packageName)) { 4411 continue; 4412 } 4413 if (!ri.activityInfo.name.equals(ai.name)) { 4414 continue; 4415 } 4416 4417 if (removeMatches) { 4418 pir.removeFilter(pa); 4419 changed = true; 4420 if (DEBUG_PREFERRED) { 4421 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4422 } 4423 break; 4424 } 4425 4426 // Okay we found a previously set preferred or last chosen app. 4427 // If the result set is different from when this 4428 // was created, we need to clear it and re-ask the 4429 // user their preference, if we're looking for an "always" type entry. 4430 if (always && !pa.mPref.sameSet(query)) { 4431 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4432 + intent + " type " + resolvedType); 4433 if (DEBUG_PREFERRED) { 4434 Slog.v(TAG, "Removing preferred activity since set changed " 4435 + pa.mPref.mComponent); 4436 } 4437 pir.removeFilter(pa); 4438 // Re-add the filter as a "last chosen" entry (!always) 4439 PreferredActivity lastChosen = new PreferredActivity( 4440 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4441 pir.addFilter(lastChosen); 4442 changed = true; 4443 return null; 4444 } 4445 4446 // Yay! Either the set matched or we're looking for the last chosen 4447 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4448 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4449 return ri; 4450 } 4451 } 4452 } finally { 4453 if (changed) { 4454 if (DEBUG_PREFERRED) { 4455 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4456 } 4457 scheduleWritePackageRestrictionsLocked(userId); 4458 } 4459 } 4460 } 4461 } 4462 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4463 return null; 4464 } 4465 4466 /* 4467 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4468 */ 4469 @Override 4470 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4471 int targetUserId) { 4472 mContext.enforceCallingOrSelfPermission( 4473 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4474 List<CrossProfileIntentFilter> matches = 4475 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4476 if (matches != null) { 4477 int size = matches.size(); 4478 for (int i = 0; i < size; i++) { 4479 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4480 } 4481 } 4482 if (hasWebURI(intent)) { 4483 // cross-profile app linking works only towards the parent. 4484 final UserInfo parent = getProfileParent(sourceUserId); 4485 synchronized(mPackages) { 4486 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4487 intent, resolvedType, 0, sourceUserId, parent.id); 4488 return xpDomainInfo != null; 4489 } 4490 } 4491 return false; 4492 } 4493 4494 private UserInfo getProfileParent(int userId) { 4495 final long identity = Binder.clearCallingIdentity(); 4496 try { 4497 return sUserManager.getProfileParent(userId); 4498 } finally { 4499 Binder.restoreCallingIdentity(identity); 4500 } 4501 } 4502 4503 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4504 String resolvedType, int userId) { 4505 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4506 if (resolver != null) { 4507 return resolver.queryIntent(intent, resolvedType, false, userId); 4508 } 4509 return null; 4510 } 4511 4512 @Override 4513 public List<ResolveInfo> queryIntentActivities(Intent intent, 4514 String resolvedType, int flags, int userId) { 4515 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4516 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4517 ComponentName comp = intent.getComponent(); 4518 if (comp == null) { 4519 if (intent.getSelector() != null) { 4520 intent = intent.getSelector(); 4521 comp = intent.getComponent(); 4522 } 4523 } 4524 4525 if (comp != null) { 4526 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4527 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4528 if (ai != null) { 4529 final ResolveInfo ri = new ResolveInfo(); 4530 ri.activityInfo = ai; 4531 list.add(ri); 4532 } 4533 return list; 4534 } 4535 4536 // reader 4537 synchronized (mPackages) { 4538 final String pkgName = intent.getPackage(); 4539 if (pkgName == null) { 4540 List<CrossProfileIntentFilter> matchingFilters = 4541 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4542 // Check for results that need to skip the current profile. 4543 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4544 resolvedType, flags, userId); 4545 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4546 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4547 result.add(xpResolveInfo); 4548 return filterIfNotPrimaryUser(result, userId); 4549 } 4550 4551 // Check for results in the current profile. 4552 List<ResolveInfo> result = mActivities.queryIntent( 4553 intent, resolvedType, flags, userId); 4554 4555 // Check for cross profile results. 4556 xpResolveInfo = queryCrossProfileIntents( 4557 matchingFilters, intent, resolvedType, flags, userId); 4558 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4559 result.add(xpResolveInfo); 4560 Collections.sort(result, mResolvePrioritySorter); 4561 } 4562 result = filterIfNotPrimaryUser(result, userId); 4563 if (hasWebURI(intent)) { 4564 CrossProfileDomainInfo xpDomainInfo = null; 4565 final UserInfo parent = getProfileParent(userId); 4566 if (parent != null) { 4567 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4568 flags, userId, parent.id); 4569 } 4570 if (xpDomainInfo != null) { 4571 if (xpResolveInfo != null) { 4572 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4573 // in the result. 4574 result.remove(xpResolveInfo); 4575 } 4576 if (result.size() == 0) { 4577 result.add(xpDomainInfo.resolveInfo); 4578 return result; 4579 } 4580 } else if (result.size() <= 1) { 4581 return result; 4582 } 4583 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4584 xpDomainInfo, userId); 4585 Collections.sort(result, mResolvePrioritySorter); 4586 } 4587 return result; 4588 } 4589 final PackageParser.Package pkg = mPackages.get(pkgName); 4590 if (pkg != null) { 4591 return filterIfNotPrimaryUser( 4592 mActivities.queryIntentForPackage( 4593 intent, resolvedType, flags, pkg.activities, userId), 4594 userId); 4595 } 4596 return new ArrayList<ResolveInfo>(); 4597 } 4598 } 4599 4600 private static class CrossProfileDomainInfo { 4601 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4602 ResolveInfo resolveInfo; 4603 /* Best domain verification status of the activities found in the other profile */ 4604 int bestDomainVerificationStatus; 4605 } 4606 4607 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4608 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4609 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4610 sourceUserId)) { 4611 return null; 4612 } 4613 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4614 resolvedType, flags, parentUserId); 4615 4616 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4617 return null; 4618 } 4619 CrossProfileDomainInfo result = null; 4620 int size = resultTargetUser.size(); 4621 for (int i = 0; i < size; i++) { 4622 ResolveInfo riTargetUser = resultTargetUser.get(i); 4623 // Intent filter verification is only for filters that specify a host. So don't return 4624 // those that handle all web uris. 4625 if (riTargetUser.handleAllWebDataURI) { 4626 continue; 4627 } 4628 String packageName = riTargetUser.activityInfo.packageName; 4629 PackageSetting ps = mSettings.mPackages.get(packageName); 4630 if (ps == null) { 4631 continue; 4632 } 4633 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4634 int status = (int)(verificationState >> 32); 4635 if (result == null) { 4636 result = new CrossProfileDomainInfo(); 4637 result.resolveInfo = 4638 createForwardingResolveInfo(new IntentFilter(), sourceUserId, parentUserId); 4639 result.bestDomainVerificationStatus = status; 4640 } else { 4641 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4642 result.bestDomainVerificationStatus); 4643 } 4644 } 4645 // Don't consider matches with status NEVER across profiles. 4646 if (result != null && result.bestDomainVerificationStatus 4647 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4648 return null; 4649 } 4650 return result; 4651 } 4652 4653 /** 4654 * Verification statuses are ordered from the worse to the best, except for 4655 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4656 */ 4657 private int bestDomainVerificationStatus(int status1, int status2) { 4658 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4659 return status2; 4660 } 4661 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4662 return status1; 4663 } 4664 return (int) MathUtils.max(status1, status2); 4665 } 4666 4667 private boolean isUserEnabled(int userId) { 4668 long callingId = Binder.clearCallingIdentity(); 4669 try { 4670 UserInfo userInfo = sUserManager.getUserInfo(userId); 4671 return userInfo != null && userInfo.isEnabled(); 4672 } finally { 4673 Binder.restoreCallingIdentity(callingId); 4674 } 4675 } 4676 4677 /** 4678 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4679 * 4680 * @return filtered list 4681 */ 4682 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4683 if (userId == UserHandle.USER_OWNER) { 4684 return resolveInfos; 4685 } 4686 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4687 ResolveInfo info = resolveInfos.get(i); 4688 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4689 resolveInfos.remove(i); 4690 } 4691 } 4692 return resolveInfos; 4693 } 4694 4695 private static boolean hasWebURI(Intent intent) { 4696 if (intent.getData() == null) { 4697 return false; 4698 } 4699 final String scheme = intent.getScheme(); 4700 if (TextUtils.isEmpty(scheme)) { 4701 return false; 4702 } 4703 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4704 } 4705 4706 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4707 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4708 int userId) { 4709 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4710 4711 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4712 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4713 candidates.size()); 4714 } 4715 4716 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4717 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4718 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4719 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 4720 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4721 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4722 4723 synchronized (mPackages) { 4724 final int count = candidates.size(); 4725 // First, try to use linked apps. Partition the candidates into four lists: 4726 // one for the final results, one for the "do not use ever", one for "undefined status" 4727 // and finally one for "browser app type". 4728 for (int n=0; n<count; n++) { 4729 ResolveInfo info = candidates.get(n); 4730 String packageName = info.activityInfo.packageName; 4731 PackageSetting ps = mSettings.mPackages.get(packageName); 4732 if (ps != null) { 4733 // Add to the special match all list (Browser use case) 4734 if (info.handleAllWebDataURI) { 4735 matchAllList.add(info); 4736 continue; 4737 } 4738 // Try to get the status from User settings first 4739 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4740 int status = (int)(packedStatus >> 32); 4741 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4742 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4743 if (DEBUG_DOMAIN_VERIFICATION) { 4744 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4745 + " : linkgen=" + linkGeneration); 4746 } 4747 // Use link-enabled generation as preferredOrder, i.e. 4748 // prefer newly-enabled over earlier-enabled. 4749 info.preferredOrder = linkGeneration; 4750 alwaysList.add(info); 4751 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4752 if (DEBUG_DOMAIN_VERIFICATION) { 4753 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4754 } 4755 neverList.add(info); 4756 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4757 if (DEBUG_DOMAIN_VERIFICATION) { 4758 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 4759 } 4760 alwaysAskList.add(info); 4761 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4762 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4763 if (DEBUG_DOMAIN_VERIFICATION) { 4764 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4765 } 4766 undefinedList.add(info); 4767 } 4768 } 4769 } 4770 4771 // We'll want to include browser possibilities in a few cases 4772 boolean includeBrowser = false; 4773 4774 // First try to add the "always" resolution(s) for the current user, if any 4775 if (alwaysList.size() > 0) { 4776 result.addAll(alwaysList); 4777 } else { 4778 // Add all undefined apps as we want them to appear in the disambiguation dialog. 4779 result.addAll(undefinedList); 4780 // Maybe add one for the other profile. 4781 if (xpDomainInfo != null && ( 4782 xpDomainInfo.bestDomainVerificationStatus 4783 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 4784 result.add(xpDomainInfo.resolveInfo); 4785 } 4786 includeBrowser = true; 4787 } 4788 4789 // The presence of any 'always ask' alternatives means we'll also offer browsers. 4790 // If there were 'always' entries their preferred order has been set, so we also 4791 // back that off to make the alternatives equivalent 4792 if (alwaysAskList.size() > 0) { 4793 for (ResolveInfo i : result) { 4794 i.preferredOrder = 0; 4795 } 4796 result.addAll(alwaysAskList); 4797 includeBrowser = true; 4798 } 4799 4800 if (includeBrowser) { 4801 // Also add browsers (all of them or only the default one) 4802 if (DEBUG_DOMAIN_VERIFICATION) { 4803 Slog.v(TAG, " ...including browsers in candidate set"); 4804 } 4805 if ((matchFlags & MATCH_ALL) != 0) { 4806 result.addAll(matchAllList); 4807 } else { 4808 // Browser/generic handling case. If there's a default browser, go straight 4809 // to that (but only if there is no other higher-priority match). 4810 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4811 int maxMatchPrio = 0; 4812 ResolveInfo defaultBrowserMatch = null; 4813 final int numCandidates = matchAllList.size(); 4814 for (int n = 0; n < numCandidates; n++) { 4815 ResolveInfo info = matchAllList.get(n); 4816 // track the highest overall match priority... 4817 if (info.priority > maxMatchPrio) { 4818 maxMatchPrio = info.priority; 4819 } 4820 // ...and the highest-priority default browser match 4821 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4822 if (defaultBrowserMatch == null 4823 || (defaultBrowserMatch.priority < info.priority)) { 4824 if (debug) { 4825 Slog.v(TAG, "Considering default browser match " + info); 4826 } 4827 defaultBrowserMatch = info; 4828 } 4829 } 4830 } 4831 if (defaultBrowserMatch != null 4832 && defaultBrowserMatch.priority >= maxMatchPrio 4833 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4834 { 4835 if (debug) { 4836 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4837 } 4838 result.add(defaultBrowserMatch); 4839 } else { 4840 result.addAll(matchAllList); 4841 } 4842 } 4843 4844 // If there is nothing selected, add all candidates and remove the ones that the user 4845 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4846 if (result.size() == 0) { 4847 result.addAll(candidates); 4848 result.removeAll(neverList); 4849 } 4850 } 4851 } 4852 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4853 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4854 result.size()); 4855 for (ResolveInfo info : result) { 4856 Slog.v(TAG, " + " + info.activityInfo); 4857 } 4858 } 4859 return result; 4860 } 4861 4862 // Returns a packed value as a long: 4863 // 4864 // high 'int'-sized word: link status: undefined/ask/never/always. 4865 // low 'int'-sized word: relative priority among 'always' results. 4866 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4867 long result = ps.getDomainVerificationStatusForUser(userId); 4868 // if none available, get the master status 4869 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4870 if (ps.getIntentFilterVerificationInfo() != null) { 4871 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4872 } 4873 } 4874 return result; 4875 } 4876 4877 private ResolveInfo querySkipCurrentProfileIntents( 4878 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4879 int flags, int sourceUserId) { 4880 if (matchingFilters != null) { 4881 int size = matchingFilters.size(); 4882 for (int i = 0; i < size; i ++) { 4883 CrossProfileIntentFilter filter = matchingFilters.get(i); 4884 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4885 // Checking if there are activities in the target user that can handle the 4886 // intent. 4887 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4888 flags, sourceUserId); 4889 if (resolveInfo != null) { 4890 return resolveInfo; 4891 } 4892 } 4893 } 4894 } 4895 return null; 4896 } 4897 4898 // Return matching ResolveInfo if any for skip current profile intent filters. 4899 private ResolveInfo queryCrossProfileIntents( 4900 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4901 int flags, int sourceUserId) { 4902 if (matchingFilters != null) { 4903 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4904 // match the same intent. For performance reasons, it is better not to 4905 // run queryIntent twice for the same userId 4906 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4907 int size = matchingFilters.size(); 4908 for (int i = 0; i < size; i++) { 4909 CrossProfileIntentFilter filter = matchingFilters.get(i); 4910 int targetUserId = filter.getTargetUserId(); 4911 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4912 && !alreadyTriedUserIds.get(targetUserId)) { 4913 // Checking if there are activities in the target user that can handle the 4914 // intent. 4915 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4916 flags, sourceUserId); 4917 if (resolveInfo != null) return resolveInfo; 4918 alreadyTriedUserIds.put(targetUserId, true); 4919 } 4920 } 4921 } 4922 return null; 4923 } 4924 4925 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4926 String resolvedType, int flags, int sourceUserId) { 4927 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4928 resolvedType, flags, filter.getTargetUserId()); 4929 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4930 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4931 } 4932 return null; 4933 } 4934 4935 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4936 int sourceUserId, int targetUserId) { 4937 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4938 String className; 4939 if (targetUserId == UserHandle.USER_OWNER) { 4940 className = FORWARD_INTENT_TO_USER_OWNER; 4941 } else { 4942 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4943 } 4944 ComponentName forwardingActivityComponentName = new ComponentName( 4945 mAndroidApplication.packageName, className); 4946 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4947 sourceUserId); 4948 if (targetUserId == UserHandle.USER_OWNER) { 4949 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4950 forwardingResolveInfo.noResourceId = true; 4951 } 4952 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4953 forwardingResolveInfo.priority = 0; 4954 forwardingResolveInfo.preferredOrder = 0; 4955 forwardingResolveInfo.match = 0; 4956 forwardingResolveInfo.isDefault = true; 4957 forwardingResolveInfo.filter = filter; 4958 forwardingResolveInfo.targetUserId = targetUserId; 4959 return forwardingResolveInfo; 4960 } 4961 4962 @Override 4963 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4964 Intent[] specifics, String[] specificTypes, Intent intent, 4965 String resolvedType, int flags, int userId) { 4966 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4967 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4968 false, "query intent activity options"); 4969 final String resultsAction = intent.getAction(); 4970 4971 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4972 | PackageManager.GET_RESOLVED_FILTER, userId); 4973 4974 if (DEBUG_INTENT_MATCHING) { 4975 Log.v(TAG, "Query " + intent + ": " + results); 4976 } 4977 4978 int specificsPos = 0; 4979 int N; 4980 4981 // todo: note that the algorithm used here is O(N^2). This 4982 // isn't a problem in our current environment, but if we start running 4983 // into situations where we have more than 5 or 10 matches then this 4984 // should probably be changed to something smarter... 4985 4986 // First we go through and resolve each of the specific items 4987 // that were supplied, taking care of removing any corresponding 4988 // duplicate items in the generic resolve list. 4989 if (specifics != null) { 4990 for (int i=0; i<specifics.length; i++) { 4991 final Intent sintent = specifics[i]; 4992 if (sintent == null) { 4993 continue; 4994 } 4995 4996 if (DEBUG_INTENT_MATCHING) { 4997 Log.v(TAG, "Specific #" + i + ": " + sintent); 4998 } 4999 5000 String action = sintent.getAction(); 5001 if (resultsAction != null && resultsAction.equals(action)) { 5002 // If this action was explicitly requested, then don't 5003 // remove things that have it. 5004 action = null; 5005 } 5006 5007 ResolveInfo ri = null; 5008 ActivityInfo ai = null; 5009 5010 ComponentName comp = sintent.getComponent(); 5011 if (comp == null) { 5012 ri = resolveIntent( 5013 sintent, 5014 specificTypes != null ? specificTypes[i] : null, 5015 flags, userId); 5016 if (ri == null) { 5017 continue; 5018 } 5019 if (ri == mResolveInfo) { 5020 // ACK! Must do something better with this. 5021 } 5022 ai = ri.activityInfo; 5023 comp = new ComponentName(ai.applicationInfo.packageName, 5024 ai.name); 5025 } else { 5026 ai = getActivityInfo(comp, flags, userId); 5027 if (ai == null) { 5028 continue; 5029 } 5030 } 5031 5032 // Look for any generic query activities that are duplicates 5033 // of this specific one, and remove them from the results. 5034 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5035 N = results.size(); 5036 int j; 5037 for (j=specificsPos; j<N; j++) { 5038 ResolveInfo sri = results.get(j); 5039 if ((sri.activityInfo.name.equals(comp.getClassName()) 5040 && sri.activityInfo.applicationInfo.packageName.equals( 5041 comp.getPackageName())) 5042 || (action != null && sri.filter.matchAction(action))) { 5043 results.remove(j); 5044 if (DEBUG_INTENT_MATCHING) Log.v( 5045 TAG, "Removing duplicate item from " + j 5046 + " due to specific " + specificsPos); 5047 if (ri == null) { 5048 ri = sri; 5049 } 5050 j--; 5051 N--; 5052 } 5053 } 5054 5055 // Add this specific item to its proper place. 5056 if (ri == null) { 5057 ri = new ResolveInfo(); 5058 ri.activityInfo = ai; 5059 } 5060 results.add(specificsPos, ri); 5061 ri.specificIndex = i; 5062 specificsPos++; 5063 } 5064 } 5065 5066 // Now we go through the remaining generic results and remove any 5067 // duplicate actions that are found here. 5068 N = results.size(); 5069 for (int i=specificsPos; i<N-1; i++) { 5070 final ResolveInfo rii = results.get(i); 5071 if (rii.filter == null) { 5072 continue; 5073 } 5074 5075 // Iterate over all of the actions of this result's intent 5076 // filter... typically this should be just one. 5077 final Iterator<String> it = rii.filter.actionsIterator(); 5078 if (it == null) { 5079 continue; 5080 } 5081 while (it.hasNext()) { 5082 final String action = it.next(); 5083 if (resultsAction != null && resultsAction.equals(action)) { 5084 // If this action was explicitly requested, then don't 5085 // remove things that have it. 5086 continue; 5087 } 5088 for (int j=i+1; j<N; j++) { 5089 final ResolveInfo rij = results.get(j); 5090 if (rij.filter != null && rij.filter.hasAction(action)) { 5091 results.remove(j); 5092 if (DEBUG_INTENT_MATCHING) Log.v( 5093 TAG, "Removing duplicate item from " + j 5094 + " due to action " + action + " at " + i); 5095 j--; 5096 N--; 5097 } 5098 } 5099 } 5100 5101 // If the caller didn't request filter information, drop it now 5102 // so we don't have to marshall/unmarshall it. 5103 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5104 rii.filter = null; 5105 } 5106 } 5107 5108 // Filter out the caller activity if so requested. 5109 if (caller != null) { 5110 N = results.size(); 5111 for (int i=0; i<N; i++) { 5112 ActivityInfo ainfo = results.get(i).activityInfo; 5113 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5114 && caller.getClassName().equals(ainfo.name)) { 5115 results.remove(i); 5116 break; 5117 } 5118 } 5119 } 5120 5121 // If the caller didn't request filter information, 5122 // drop them now so we don't have to 5123 // marshall/unmarshall it. 5124 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5125 N = results.size(); 5126 for (int i=0; i<N; i++) { 5127 results.get(i).filter = null; 5128 } 5129 } 5130 5131 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5132 return results; 5133 } 5134 5135 @Override 5136 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5137 int userId) { 5138 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5139 ComponentName comp = intent.getComponent(); 5140 if (comp == null) { 5141 if (intent.getSelector() != null) { 5142 intent = intent.getSelector(); 5143 comp = intent.getComponent(); 5144 } 5145 } 5146 if (comp != null) { 5147 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5148 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5149 if (ai != null) { 5150 ResolveInfo ri = new ResolveInfo(); 5151 ri.activityInfo = ai; 5152 list.add(ri); 5153 } 5154 return list; 5155 } 5156 5157 // reader 5158 synchronized (mPackages) { 5159 String pkgName = intent.getPackage(); 5160 if (pkgName == null) { 5161 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5162 } 5163 final PackageParser.Package pkg = mPackages.get(pkgName); 5164 if (pkg != null) { 5165 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5166 userId); 5167 } 5168 return null; 5169 } 5170 } 5171 5172 @Override 5173 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5174 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5175 if (!sUserManager.exists(userId)) return null; 5176 if (query != null) { 5177 if (query.size() >= 1) { 5178 // If there is more than one service with the same priority, 5179 // just arbitrarily pick the first one. 5180 return query.get(0); 5181 } 5182 } 5183 return null; 5184 } 5185 5186 @Override 5187 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5188 int userId) { 5189 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5190 ComponentName comp = intent.getComponent(); 5191 if (comp == null) { 5192 if (intent.getSelector() != null) { 5193 intent = intent.getSelector(); 5194 comp = intent.getComponent(); 5195 } 5196 } 5197 if (comp != null) { 5198 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5199 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5200 if (si != null) { 5201 final ResolveInfo ri = new ResolveInfo(); 5202 ri.serviceInfo = si; 5203 list.add(ri); 5204 } 5205 return list; 5206 } 5207 5208 // reader 5209 synchronized (mPackages) { 5210 String pkgName = intent.getPackage(); 5211 if (pkgName == null) { 5212 return mServices.queryIntent(intent, resolvedType, flags, userId); 5213 } 5214 final PackageParser.Package pkg = mPackages.get(pkgName); 5215 if (pkg != null) { 5216 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5217 userId); 5218 } 5219 return null; 5220 } 5221 } 5222 5223 @Override 5224 public List<ResolveInfo> queryIntentContentProviders( 5225 Intent intent, String resolvedType, int flags, int userId) { 5226 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5227 ComponentName comp = intent.getComponent(); 5228 if (comp == null) { 5229 if (intent.getSelector() != null) { 5230 intent = intent.getSelector(); 5231 comp = intent.getComponent(); 5232 } 5233 } 5234 if (comp != null) { 5235 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5236 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5237 if (pi != null) { 5238 final ResolveInfo ri = new ResolveInfo(); 5239 ri.providerInfo = pi; 5240 list.add(ri); 5241 } 5242 return list; 5243 } 5244 5245 // reader 5246 synchronized (mPackages) { 5247 String pkgName = intent.getPackage(); 5248 if (pkgName == null) { 5249 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5250 } 5251 final PackageParser.Package pkg = mPackages.get(pkgName); 5252 if (pkg != null) { 5253 return mProviders.queryIntentForPackage( 5254 intent, resolvedType, flags, pkg.providers, userId); 5255 } 5256 return null; 5257 } 5258 } 5259 5260 @Override 5261 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5262 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5263 5264 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5265 5266 // writer 5267 synchronized (mPackages) { 5268 ArrayList<PackageInfo> list; 5269 if (listUninstalled) { 5270 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5271 for (PackageSetting ps : mSettings.mPackages.values()) { 5272 PackageInfo pi; 5273 if (ps.pkg != null) { 5274 pi = generatePackageInfo(ps.pkg, flags, userId); 5275 } else { 5276 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5277 } 5278 if (pi != null) { 5279 list.add(pi); 5280 } 5281 } 5282 } else { 5283 list = new ArrayList<PackageInfo>(mPackages.size()); 5284 for (PackageParser.Package p : mPackages.values()) { 5285 PackageInfo pi = generatePackageInfo(p, flags, userId); 5286 if (pi != null) { 5287 list.add(pi); 5288 } 5289 } 5290 } 5291 5292 return new ParceledListSlice<PackageInfo>(list); 5293 } 5294 } 5295 5296 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5297 String[] permissions, boolean[] tmp, int flags, int userId) { 5298 int numMatch = 0; 5299 final PermissionsState permissionsState = ps.getPermissionsState(); 5300 for (int i=0; i<permissions.length; i++) { 5301 final String permission = permissions[i]; 5302 if (permissionsState.hasPermission(permission, userId)) { 5303 tmp[i] = true; 5304 numMatch++; 5305 } else { 5306 tmp[i] = false; 5307 } 5308 } 5309 if (numMatch == 0) { 5310 return; 5311 } 5312 PackageInfo pi; 5313 if (ps.pkg != null) { 5314 pi = generatePackageInfo(ps.pkg, flags, userId); 5315 } else { 5316 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5317 } 5318 // The above might return null in cases of uninstalled apps or install-state 5319 // skew across users/profiles. 5320 if (pi != null) { 5321 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5322 if (numMatch == permissions.length) { 5323 pi.requestedPermissions = permissions; 5324 } else { 5325 pi.requestedPermissions = new String[numMatch]; 5326 numMatch = 0; 5327 for (int i=0; i<permissions.length; i++) { 5328 if (tmp[i]) { 5329 pi.requestedPermissions[numMatch] = permissions[i]; 5330 numMatch++; 5331 } 5332 } 5333 } 5334 } 5335 list.add(pi); 5336 } 5337 } 5338 5339 @Override 5340 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5341 String[] permissions, int flags, int userId) { 5342 if (!sUserManager.exists(userId)) return null; 5343 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5344 5345 // writer 5346 synchronized (mPackages) { 5347 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5348 boolean[] tmpBools = new boolean[permissions.length]; 5349 if (listUninstalled) { 5350 for (PackageSetting ps : mSettings.mPackages.values()) { 5351 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5352 } 5353 } else { 5354 for (PackageParser.Package pkg : mPackages.values()) { 5355 PackageSetting ps = (PackageSetting)pkg.mExtras; 5356 if (ps != null) { 5357 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5358 userId); 5359 } 5360 } 5361 } 5362 5363 return new ParceledListSlice<PackageInfo>(list); 5364 } 5365 } 5366 5367 @Override 5368 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5369 if (!sUserManager.exists(userId)) return null; 5370 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5371 5372 // writer 5373 synchronized (mPackages) { 5374 ArrayList<ApplicationInfo> list; 5375 if (listUninstalled) { 5376 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5377 for (PackageSetting ps : mSettings.mPackages.values()) { 5378 ApplicationInfo ai; 5379 if (ps.pkg != null) { 5380 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5381 ps.readUserState(userId), userId); 5382 } else { 5383 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5384 } 5385 if (ai != null) { 5386 list.add(ai); 5387 } 5388 } 5389 } else { 5390 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5391 for (PackageParser.Package p : mPackages.values()) { 5392 if (p.mExtras != null) { 5393 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5394 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5395 if (ai != null) { 5396 list.add(ai); 5397 } 5398 } 5399 } 5400 } 5401 5402 return new ParceledListSlice<ApplicationInfo>(list); 5403 } 5404 } 5405 5406 public List<ApplicationInfo> getPersistentApplications(int flags) { 5407 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5408 5409 // reader 5410 synchronized (mPackages) { 5411 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5412 final int userId = UserHandle.getCallingUserId(); 5413 while (i.hasNext()) { 5414 final PackageParser.Package p = i.next(); 5415 if (p.applicationInfo != null 5416 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5417 && (!mSafeMode || isSystemApp(p))) { 5418 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5419 if (ps != null) { 5420 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5421 ps.readUserState(userId), userId); 5422 if (ai != null) { 5423 finalList.add(ai); 5424 } 5425 } 5426 } 5427 } 5428 } 5429 5430 return finalList; 5431 } 5432 5433 @Override 5434 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5435 if (!sUserManager.exists(userId)) return null; 5436 // reader 5437 synchronized (mPackages) { 5438 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5439 PackageSetting ps = provider != null 5440 ? mSettings.mPackages.get(provider.owner.packageName) 5441 : null; 5442 return ps != null 5443 && mSettings.isEnabledLPr(provider.info, flags, userId) 5444 && (!mSafeMode || (provider.info.applicationInfo.flags 5445 &ApplicationInfo.FLAG_SYSTEM) != 0) 5446 ? PackageParser.generateProviderInfo(provider, flags, 5447 ps.readUserState(userId), userId) 5448 : null; 5449 } 5450 } 5451 5452 /** 5453 * @deprecated 5454 */ 5455 @Deprecated 5456 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5457 // reader 5458 synchronized (mPackages) { 5459 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5460 .entrySet().iterator(); 5461 final int userId = UserHandle.getCallingUserId(); 5462 while (i.hasNext()) { 5463 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5464 PackageParser.Provider p = entry.getValue(); 5465 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5466 5467 if (ps != null && p.syncable 5468 && (!mSafeMode || (p.info.applicationInfo.flags 5469 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5470 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5471 ps.readUserState(userId), userId); 5472 if (info != null) { 5473 outNames.add(entry.getKey()); 5474 outInfo.add(info); 5475 } 5476 } 5477 } 5478 } 5479 } 5480 5481 @Override 5482 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5483 int uid, int flags) { 5484 ArrayList<ProviderInfo> finalList = null; 5485 // reader 5486 synchronized (mPackages) { 5487 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5488 final int userId = processName != null ? 5489 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5490 while (i.hasNext()) { 5491 final PackageParser.Provider p = i.next(); 5492 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5493 if (ps != null && p.info.authority != null 5494 && (processName == null 5495 || (p.info.processName.equals(processName) 5496 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5497 && mSettings.isEnabledLPr(p.info, flags, userId) 5498 && (!mSafeMode 5499 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5500 if (finalList == null) { 5501 finalList = new ArrayList<ProviderInfo>(3); 5502 } 5503 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5504 ps.readUserState(userId), userId); 5505 if (info != null) { 5506 finalList.add(info); 5507 } 5508 } 5509 } 5510 } 5511 5512 if (finalList != null) { 5513 Collections.sort(finalList, mProviderInitOrderSorter); 5514 return new ParceledListSlice<ProviderInfo>(finalList); 5515 } 5516 5517 return null; 5518 } 5519 5520 @Override 5521 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5522 int flags) { 5523 // reader 5524 synchronized (mPackages) { 5525 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5526 return PackageParser.generateInstrumentationInfo(i, flags); 5527 } 5528 } 5529 5530 @Override 5531 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5532 int flags) { 5533 ArrayList<InstrumentationInfo> finalList = 5534 new ArrayList<InstrumentationInfo>(); 5535 5536 // reader 5537 synchronized (mPackages) { 5538 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5539 while (i.hasNext()) { 5540 final PackageParser.Instrumentation p = i.next(); 5541 if (targetPackage == null 5542 || targetPackage.equals(p.info.targetPackage)) { 5543 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5544 flags); 5545 if (ii != null) { 5546 finalList.add(ii); 5547 } 5548 } 5549 } 5550 } 5551 5552 return finalList; 5553 } 5554 5555 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5556 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5557 if (overlays == null) { 5558 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5559 return; 5560 } 5561 for (PackageParser.Package opkg : overlays.values()) { 5562 // Not much to do if idmap fails: we already logged the error 5563 // and we certainly don't want to abort installation of pkg simply 5564 // because an overlay didn't fit properly. For these reasons, 5565 // ignore the return value of createIdmapForPackagePairLI. 5566 createIdmapForPackagePairLI(pkg, opkg); 5567 } 5568 } 5569 5570 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5571 PackageParser.Package opkg) { 5572 if (!opkg.mTrustedOverlay) { 5573 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5574 opkg.baseCodePath + ": overlay not trusted"); 5575 return false; 5576 } 5577 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5578 if (overlaySet == null) { 5579 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5580 opkg.baseCodePath + " but target package has no known overlays"); 5581 return false; 5582 } 5583 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5584 // TODO: generate idmap for split APKs 5585 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5586 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5587 + opkg.baseCodePath); 5588 return false; 5589 } 5590 PackageParser.Package[] overlayArray = 5591 overlaySet.values().toArray(new PackageParser.Package[0]); 5592 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5593 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5594 return p1.mOverlayPriority - p2.mOverlayPriority; 5595 } 5596 }; 5597 Arrays.sort(overlayArray, cmp); 5598 5599 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5600 int i = 0; 5601 for (PackageParser.Package p : overlayArray) { 5602 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5603 } 5604 return true; 5605 } 5606 5607 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5608 final File[] files = dir.listFiles(); 5609 if (ArrayUtils.isEmpty(files)) { 5610 Log.d(TAG, "No files in app dir " + dir); 5611 return; 5612 } 5613 5614 if (DEBUG_PACKAGE_SCANNING) { 5615 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5616 + " flags=0x" + Integer.toHexString(parseFlags)); 5617 } 5618 5619 for (File file : files) { 5620 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5621 && !PackageInstallerService.isStageName(file.getName()); 5622 if (!isPackage) { 5623 // Ignore entries which are not packages 5624 continue; 5625 } 5626 try { 5627 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5628 scanFlags, currentTime, null); 5629 } catch (PackageManagerException e) { 5630 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5631 5632 // Delete invalid userdata apps 5633 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5634 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5635 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5636 if (file.isDirectory()) { 5637 mInstaller.rmPackageDir(file.getAbsolutePath()); 5638 } else { 5639 file.delete(); 5640 } 5641 } 5642 } 5643 } 5644 } 5645 5646 private static File getSettingsProblemFile() { 5647 File dataDir = Environment.getDataDirectory(); 5648 File systemDir = new File(dataDir, "system"); 5649 File fname = new File(systemDir, "uiderrors.txt"); 5650 return fname; 5651 } 5652 5653 static void reportSettingsProblem(int priority, String msg) { 5654 logCriticalInfo(priority, msg); 5655 } 5656 5657 static void logCriticalInfo(int priority, String msg) { 5658 Slog.println(priority, TAG, msg); 5659 EventLogTags.writePmCriticalInfo(msg); 5660 try { 5661 File fname = getSettingsProblemFile(); 5662 FileOutputStream out = new FileOutputStream(fname, true); 5663 PrintWriter pw = new FastPrintWriter(out); 5664 SimpleDateFormat formatter = new SimpleDateFormat(); 5665 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5666 pw.println(dateString + ": " + msg); 5667 pw.close(); 5668 FileUtils.setPermissions( 5669 fname.toString(), 5670 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5671 -1, -1); 5672 } catch (java.io.IOException e) { 5673 } 5674 } 5675 5676 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5677 PackageParser.Package pkg, File srcFile, int parseFlags) 5678 throws PackageManagerException { 5679 if (ps != null 5680 && ps.codePath.equals(srcFile) 5681 && ps.timeStamp == srcFile.lastModified() 5682 && !isCompatSignatureUpdateNeeded(pkg) 5683 && !isRecoverSignatureUpdateNeeded(pkg)) { 5684 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5685 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5686 ArraySet<PublicKey> signingKs; 5687 synchronized (mPackages) { 5688 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5689 } 5690 if (ps.signatures.mSignatures != null 5691 && ps.signatures.mSignatures.length != 0 5692 && signingKs != null) { 5693 // Optimization: reuse the existing cached certificates 5694 // if the package appears to be unchanged. 5695 pkg.mSignatures = ps.signatures.mSignatures; 5696 pkg.mSigningKeys = signingKs; 5697 return; 5698 } 5699 5700 Slog.w(TAG, "PackageSetting for " + ps.name 5701 + " is missing signatures. Collecting certs again to recover them."); 5702 } else { 5703 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5704 } 5705 5706 try { 5707 pp.collectCertificates(pkg, parseFlags); 5708 pp.collectManifestDigest(pkg); 5709 } catch (PackageParserException e) { 5710 throw PackageManagerException.from(e); 5711 } 5712 } 5713 5714 /* 5715 * Scan a package and return the newly parsed package. 5716 * Returns null in case of errors and the error code is stored in mLastScanError 5717 */ 5718 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5719 long currentTime, UserHandle user) throws PackageManagerException { 5720 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5721 parseFlags |= mDefParseFlags; 5722 PackageParser pp = new PackageParser(); 5723 pp.setSeparateProcesses(mSeparateProcesses); 5724 pp.setOnlyCoreApps(mOnlyCore); 5725 pp.setDisplayMetrics(mMetrics); 5726 5727 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5728 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5729 } 5730 5731 final PackageParser.Package pkg; 5732 try { 5733 pkg = pp.parsePackage(scanFile, parseFlags); 5734 } catch (PackageParserException e) { 5735 throw PackageManagerException.from(e); 5736 } 5737 5738 PackageSetting ps = null; 5739 PackageSetting updatedPkg; 5740 // reader 5741 synchronized (mPackages) { 5742 // Look to see if we already know about this package. 5743 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5744 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5745 // This package has been renamed to its original name. Let's 5746 // use that. 5747 ps = mSettings.peekPackageLPr(oldName); 5748 } 5749 // If there was no original package, see one for the real package name. 5750 if (ps == null) { 5751 ps = mSettings.peekPackageLPr(pkg.packageName); 5752 } 5753 // Check to see if this package could be hiding/updating a system 5754 // package. Must look for it either under the original or real 5755 // package name depending on our state. 5756 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5757 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5758 } 5759 boolean updatedPkgBetter = false; 5760 // First check if this is a system package that may involve an update 5761 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5762 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5763 // it needs to drop FLAG_PRIVILEGED. 5764 if (locationIsPrivileged(scanFile)) { 5765 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5766 } else { 5767 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5768 } 5769 5770 if (ps != null && !ps.codePath.equals(scanFile)) { 5771 // The path has changed from what was last scanned... check the 5772 // version of the new path against what we have stored to determine 5773 // what to do. 5774 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5775 if (pkg.mVersionCode <= ps.versionCode) { 5776 // The system package has been updated and the code path does not match 5777 // Ignore entry. Skip it. 5778 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5779 + " ignored: updated version " + ps.versionCode 5780 + " better than this " + pkg.mVersionCode); 5781 if (!updatedPkg.codePath.equals(scanFile)) { 5782 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5783 + ps.name + " changing from " + updatedPkg.codePathString 5784 + " to " + scanFile); 5785 updatedPkg.codePath = scanFile; 5786 updatedPkg.codePathString = scanFile.toString(); 5787 updatedPkg.resourcePath = scanFile; 5788 updatedPkg.resourcePathString = scanFile.toString(); 5789 } 5790 updatedPkg.pkg = pkg; 5791 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5792 "Package " + ps.name + " at " + scanFile 5793 + " ignored: updated version " + ps.versionCode 5794 + " better than this " + pkg.mVersionCode); 5795 } else { 5796 // The current app on the system partition is better than 5797 // what we have updated to on the data partition; switch 5798 // back to the system partition version. 5799 // At this point, its safely assumed that package installation for 5800 // apps in system partition will go through. If not there won't be a working 5801 // version of the app 5802 // writer 5803 synchronized (mPackages) { 5804 // Just remove the loaded entries from package lists. 5805 mPackages.remove(ps.name); 5806 } 5807 5808 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5809 + " reverting from " + ps.codePathString 5810 + ": new version " + pkg.mVersionCode 5811 + " better than installed " + ps.versionCode); 5812 5813 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5814 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5815 synchronized (mInstallLock) { 5816 args.cleanUpResourcesLI(); 5817 } 5818 synchronized (mPackages) { 5819 mSettings.enableSystemPackageLPw(ps.name); 5820 } 5821 updatedPkgBetter = true; 5822 } 5823 } 5824 } 5825 5826 if (updatedPkg != null) { 5827 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5828 // initially 5829 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5830 5831 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5832 // flag set initially 5833 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5834 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5835 } 5836 } 5837 5838 // Verify certificates against what was last scanned 5839 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5840 5841 /* 5842 * A new system app appeared, but we already had a non-system one of the 5843 * same name installed earlier. 5844 */ 5845 boolean shouldHideSystemApp = false; 5846 if (updatedPkg == null && ps != null 5847 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5848 /* 5849 * Check to make sure the signatures match first. If they don't, 5850 * wipe the installed application and its data. 5851 */ 5852 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5853 != PackageManager.SIGNATURE_MATCH) { 5854 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5855 + " signatures don't match existing userdata copy; removing"); 5856 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5857 ps = null; 5858 } else { 5859 /* 5860 * If the newly-added system app is an older version than the 5861 * already installed version, hide it. It will be scanned later 5862 * and re-added like an update. 5863 */ 5864 if (pkg.mVersionCode <= ps.versionCode) { 5865 shouldHideSystemApp = true; 5866 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5867 + " but new version " + pkg.mVersionCode + " better than installed " 5868 + ps.versionCode + "; hiding system"); 5869 } else { 5870 /* 5871 * The newly found system app is a newer version that the 5872 * one previously installed. Simply remove the 5873 * already-installed application and replace it with our own 5874 * while keeping the application data. 5875 */ 5876 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5877 + " reverting from " + ps.codePathString + ": new version " 5878 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5879 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5880 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5881 synchronized (mInstallLock) { 5882 args.cleanUpResourcesLI(); 5883 } 5884 } 5885 } 5886 } 5887 5888 // The apk is forward locked (not public) if its code and resources 5889 // are kept in different files. (except for app in either system or 5890 // vendor path). 5891 // TODO grab this value from PackageSettings 5892 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5893 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5894 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5895 } 5896 } 5897 5898 // TODO: extend to support forward-locked splits 5899 String resourcePath = null; 5900 String baseResourcePath = null; 5901 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5902 if (ps != null && ps.resourcePathString != null) { 5903 resourcePath = ps.resourcePathString; 5904 baseResourcePath = ps.resourcePathString; 5905 } else { 5906 // Should not happen at all. Just log an error. 5907 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5908 } 5909 } else { 5910 resourcePath = pkg.codePath; 5911 baseResourcePath = pkg.baseCodePath; 5912 } 5913 5914 // Set application objects path explicitly. 5915 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5916 pkg.applicationInfo.setCodePath(pkg.codePath); 5917 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5918 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5919 pkg.applicationInfo.setResourcePath(resourcePath); 5920 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5921 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5922 5923 // Note that we invoke the following method only if we are about to unpack an application 5924 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5925 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5926 5927 /* 5928 * If the system app should be overridden by a previously installed 5929 * data, hide the system app now and let the /data/app scan pick it up 5930 * again. 5931 */ 5932 if (shouldHideSystemApp) { 5933 synchronized (mPackages) { 5934 mSettings.disableSystemPackageLPw(pkg.packageName); 5935 } 5936 } 5937 5938 return scannedPkg; 5939 } 5940 5941 private static String fixProcessName(String defProcessName, 5942 String processName, int uid) { 5943 if (processName == null) { 5944 return defProcessName; 5945 } 5946 return processName; 5947 } 5948 5949 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5950 throws PackageManagerException { 5951 if (pkgSetting.signatures.mSignatures != null) { 5952 // Already existing package. Make sure signatures match 5953 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5954 == PackageManager.SIGNATURE_MATCH; 5955 if (!match) { 5956 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5957 == PackageManager.SIGNATURE_MATCH; 5958 } 5959 if (!match) { 5960 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5961 == PackageManager.SIGNATURE_MATCH; 5962 } 5963 if (!match) { 5964 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5965 + pkg.packageName + " signatures do not match the " 5966 + "previously installed version; ignoring!"); 5967 } 5968 } 5969 5970 // Check for shared user signatures 5971 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5972 // Already existing package. Make sure signatures match 5973 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5974 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5975 if (!match) { 5976 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5977 == PackageManager.SIGNATURE_MATCH; 5978 } 5979 if (!match) { 5980 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5981 == PackageManager.SIGNATURE_MATCH; 5982 } 5983 if (!match) { 5984 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5985 "Package " + pkg.packageName 5986 + " has no signatures that match those in shared user " 5987 + pkgSetting.sharedUser.name + "; ignoring!"); 5988 } 5989 } 5990 } 5991 5992 /** 5993 * Enforces that only the system UID or root's UID can call a method exposed 5994 * via Binder. 5995 * 5996 * @param message used as message if SecurityException is thrown 5997 * @throws SecurityException if the caller is not system or root 5998 */ 5999 private static final void enforceSystemOrRoot(String message) { 6000 final int uid = Binder.getCallingUid(); 6001 if (uid != Process.SYSTEM_UID && uid != 0) { 6002 throw new SecurityException(message); 6003 } 6004 } 6005 6006 @Override 6007 public void performBootDexOpt() { 6008 enforceSystemOrRoot("Only the system can request dexopt be performed"); 6009 6010 // Before everything else, see whether we need to fstrim. 6011 try { 6012 IMountService ms = PackageHelper.getMountService(); 6013 if (ms != null) { 6014 final boolean isUpgrade = isUpgrade(); 6015 boolean doTrim = isUpgrade; 6016 if (doTrim) { 6017 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6018 } else { 6019 final long interval = android.provider.Settings.Global.getLong( 6020 mContext.getContentResolver(), 6021 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6022 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6023 if (interval > 0) { 6024 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6025 if (timeSinceLast > interval) { 6026 doTrim = true; 6027 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6028 + "; running immediately"); 6029 } 6030 } 6031 } 6032 if (doTrim) { 6033 if (!isFirstBoot()) { 6034 try { 6035 ActivityManagerNative.getDefault().showBootMessage( 6036 mContext.getResources().getString( 6037 R.string.android_upgrading_fstrim), true); 6038 } catch (RemoteException e) { 6039 } 6040 } 6041 ms.runMaintenance(); 6042 } 6043 } else { 6044 Slog.e(TAG, "Mount service unavailable!"); 6045 } 6046 } catch (RemoteException e) { 6047 // Can't happen; MountService is local 6048 } 6049 6050 final ArraySet<PackageParser.Package> pkgs; 6051 synchronized (mPackages) { 6052 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6053 } 6054 6055 if (pkgs != null) { 6056 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6057 // in case the device runs out of space. 6058 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6059 // Give priority to core apps. 6060 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6061 PackageParser.Package pkg = it.next(); 6062 if (pkg.coreApp) { 6063 if (DEBUG_DEXOPT) { 6064 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6065 } 6066 sortedPkgs.add(pkg); 6067 it.remove(); 6068 } 6069 } 6070 // Give priority to system apps that listen for pre boot complete. 6071 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6072 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6073 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6074 PackageParser.Package pkg = it.next(); 6075 if (pkgNames.contains(pkg.packageName)) { 6076 if (DEBUG_DEXOPT) { 6077 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6078 } 6079 sortedPkgs.add(pkg); 6080 it.remove(); 6081 } 6082 } 6083 // Filter out packages that aren't recently used. 6084 filterRecentlyUsedApps(pkgs); 6085 // Add all remaining apps. 6086 for (PackageParser.Package pkg : pkgs) { 6087 if (DEBUG_DEXOPT) { 6088 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6089 } 6090 sortedPkgs.add(pkg); 6091 } 6092 6093 // If we want to be lazy, filter everything that wasn't recently used. 6094 if (mLazyDexOpt) { 6095 filterRecentlyUsedApps(sortedPkgs); 6096 } 6097 6098 int i = 0; 6099 int total = sortedPkgs.size(); 6100 File dataDir = Environment.getDataDirectory(); 6101 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6102 if (lowThreshold == 0) { 6103 throw new IllegalStateException("Invalid low memory threshold"); 6104 } 6105 for (PackageParser.Package pkg : sortedPkgs) { 6106 long usableSpace = dataDir.getUsableSpace(); 6107 if (usableSpace < lowThreshold) { 6108 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6109 break; 6110 } 6111 performBootDexOpt(pkg, ++i, total); 6112 } 6113 } 6114 } 6115 6116 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6117 // Filter out packages that aren't recently used. 6118 // 6119 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6120 // should do a full dexopt. 6121 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6122 int total = pkgs.size(); 6123 int skipped = 0; 6124 long now = System.currentTimeMillis(); 6125 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6126 PackageParser.Package pkg = i.next(); 6127 long then = pkg.mLastPackageUsageTimeInMills; 6128 if (then + mDexOptLRUThresholdInMills < now) { 6129 if (DEBUG_DEXOPT) { 6130 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6131 ((then == 0) ? "never" : new Date(then))); 6132 } 6133 i.remove(); 6134 skipped++; 6135 } 6136 } 6137 if (DEBUG_DEXOPT) { 6138 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6139 } 6140 } 6141 } 6142 6143 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6144 List<ResolveInfo> ris = null; 6145 try { 6146 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6147 intent, null, 0, UserHandle.USER_OWNER); 6148 } catch (RemoteException e) { 6149 } 6150 ArraySet<String> pkgNames = new ArraySet<String>(); 6151 if (ris != null) { 6152 for (ResolveInfo ri : ris) { 6153 pkgNames.add(ri.activityInfo.packageName); 6154 } 6155 } 6156 return pkgNames; 6157 } 6158 6159 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6160 if (DEBUG_DEXOPT) { 6161 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6162 } 6163 if (!isFirstBoot()) { 6164 try { 6165 ActivityManagerNative.getDefault().showBootMessage( 6166 mContext.getResources().getString(R.string.android_upgrading_apk, 6167 curr, total), true); 6168 } catch (RemoteException e) { 6169 } 6170 } 6171 PackageParser.Package p = pkg; 6172 synchronized (mInstallLock) { 6173 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6174 false /* force dex */, false /* defer */, true /* include dependencies */, 6175 false /* boot complete */); 6176 } 6177 } 6178 6179 @Override 6180 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6181 return performDexOpt(packageName, instructionSet, false); 6182 } 6183 6184 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6185 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6186 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6187 if (!dexopt && !updateUsage) { 6188 // We aren't going to dexopt or update usage, so bail early. 6189 return false; 6190 } 6191 PackageParser.Package p; 6192 final String targetInstructionSet; 6193 synchronized (mPackages) { 6194 p = mPackages.get(packageName); 6195 if (p == null) { 6196 return false; 6197 } 6198 if (updateUsage) { 6199 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6200 } 6201 mPackageUsage.write(false); 6202 if (!dexopt) { 6203 // We aren't going to dexopt, so bail early. 6204 return false; 6205 } 6206 6207 targetInstructionSet = instructionSet != null ? instructionSet : 6208 getPrimaryInstructionSet(p.applicationInfo); 6209 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6210 return false; 6211 } 6212 } 6213 long callingId = Binder.clearCallingIdentity(); 6214 try { 6215 synchronized (mInstallLock) { 6216 final String[] instructionSets = new String[] { targetInstructionSet }; 6217 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6218 false /* forceDex */, false /* defer */, true /* inclDependencies */, 6219 true /* boot complete */); 6220 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6221 } 6222 } finally { 6223 Binder.restoreCallingIdentity(callingId); 6224 } 6225 } 6226 6227 public ArraySet<String> getPackagesThatNeedDexOpt() { 6228 ArraySet<String> pkgs = null; 6229 synchronized (mPackages) { 6230 for (PackageParser.Package p : mPackages.values()) { 6231 if (DEBUG_DEXOPT) { 6232 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6233 } 6234 if (!p.mDexOptPerformed.isEmpty()) { 6235 continue; 6236 } 6237 if (pkgs == null) { 6238 pkgs = new ArraySet<String>(); 6239 } 6240 pkgs.add(p.packageName); 6241 } 6242 } 6243 return pkgs; 6244 } 6245 6246 public void shutdown() { 6247 mPackageUsage.write(true); 6248 } 6249 6250 @Override 6251 public void forceDexOpt(String packageName) { 6252 enforceSystemOrRoot("forceDexOpt"); 6253 6254 PackageParser.Package pkg; 6255 synchronized (mPackages) { 6256 pkg = mPackages.get(packageName); 6257 if (pkg == null) { 6258 throw new IllegalArgumentException("Missing package: " + packageName); 6259 } 6260 } 6261 6262 synchronized (mInstallLock) { 6263 final String[] instructionSets = new String[] { 6264 getPrimaryInstructionSet(pkg.applicationInfo) }; 6265 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6266 true /*forceDex*/, false /* defer */, true /* inclDependencies */, 6267 true /* boot complete */); 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, true /* boot complete */); 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 (scanFlags & SCAN_BOOTING) == 0); 7066 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7067 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7068 } 7069 } 7070 if (mFactoryTest && pkg.requestedPermissions.contains( 7071 android.Manifest.permission.FACTORY_TEST)) { 7072 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7073 } 7074 7075 ArrayList<PackageParser.Package> clientLibPkgs = null; 7076 7077 // writer 7078 synchronized (mPackages) { 7079 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7080 // Only system apps can add new shared libraries. 7081 if (pkg.libraryNames != null) { 7082 for (int i=0; i<pkg.libraryNames.size(); i++) { 7083 String name = pkg.libraryNames.get(i); 7084 boolean allowed = false; 7085 if (pkg.isUpdatedSystemApp()) { 7086 // New library entries can only be added through the 7087 // system image. This is important to get rid of a lot 7088 // of nasty edge cases: for example if we allowed a non- 7089 // system update of the app to add a library, then uninstalling 7090 // the update would make the library go away, and assumptions 7091 // we made such as through app install filtering would now 7092 // have allowed apps on the device which aren't compatible 7093 // with it. Better to just have the restriction here, be 7094 // conservative, and create many fewer cases that can negatively 7095 // impact the user experience. 7096 final PackageSetting sysPs = mSettings 7097 .getDisabledSystemPkgLPr(pkg.packageName); 7098 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7099 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7100 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7101 allowed = true; 7102 allowed = true; 7103 break; 7104 } 7105 } 7106 } 7107 } else { 7108 allowed = true; 7109 } 7110 if (allowed) { 7111 if (!mSharedLibraries.containsKey(name)) { 7112 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7113 } else if (!name.equals(pkg.packageName)) { 7114 Slog.w(TAG, "Package " + pkg.packageName + " library " 7115 + name + " already exists; skipping"); 7116 } 7117 } else { 7118 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7119 + name + " that is not declared on system image; skipping"); 7120 } 7121 } 7122 if ((scanFlags&SCAN_BOOTING) == 0) { 7123 // If we are not booting, we need to update any applications 7124 // that are clients of our shared library. If we are booting, 7125 // this will all be done once the scan is complete. 7126 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7127 } 7128 } 7129 } 7130 } 7131 7132 // We also need to dexopt any apps that are dependent on this library. Note that 7133 // if these fail, we should abort the install since installing the library will 7134 // result in some apps being broken. 7135 if (clientLibPkgs != null) { 7136 if ((scanFlags & SCAN_NO_DEX) == 0) { 7137 for (int i = 0; i < clientLibPkgs.size(); i++) { 7138 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7139 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7140 null /* instruction sets */, forceDex, 7141 (scanFlags & SCAN_DEFER_DEX) != 0, false, 7142 (scanFlags & SCAN_BOOTING) == 0); 7143 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7144 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7145 "scanPackageLI failed to dexopt clientLibPkgs"); 7146 } 7147 } 7148 } 7149 } 7150 7151 // Request the ActivityManager to kill the process(only for existing packages) 7152 // so that we do not end up in a confused state while the user is still using the older 7153 // version of the application while the new one gets installed. 7154 if ((scanFlags & SCAN_REPLACING) != 0) { 7155 killApplication(pkg.applicationInfo.packageName, 7156 pkg.applicationInfo.uid, "replace pkg"); 7157 } 7158 7159 // Also need to kill any apps that are dependent on the library. 7160 if (clientLibPkgs != null) { 7161 for (int i=0; i<clientLibPkgs.size(); i++) { 7162 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7163 killApplication(clientPkg.applicationInfo.packageName, 7164 clientPkg.applicationInfo.uid, "update lib"); 7165 } 7166 } 7167 7168 // Make sure we're not adding any bogus keyset info 7169 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7170 ksms.assertScannedPackageValid(pkg); 7171 7172 // writer 7173 synchronized (mPackages) { 7174 // We don't expect installation to fail beyond this point 7175 7176 // Add the new setting to mSettings 7177 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7178 // Add the new setting to mPackages 7179 mPackages.put(pkg.applicationInfo.packageName, pkg); 7180 // Make sure we don't accidentally delete its data. 7181 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7182 while (iter.hasNext()) { 7183 PackageCleanItem item = iter.next(); 7184 if (pkgName.equals(item.packageName)) { 7185 iter.remove(); 7186 } 7187 } 7188 7189 // Take care of first install / last update times. 7190 if (currentTime != 0) { 7191 if (pkgSetting.firstInstallTime == 0) { 7192 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7193 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7194 pkgSetting.lastUpdateTime = currentTime; 7195 } 7196 } else if (pkgSetting.firstInstallTime == 0) { 7197 // We need *something*. Take time time stamp of the file. 7198 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7199 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7200 if (scanFileTime != pkgSetting.timeStamp) { 7201 // A package on the system image has changed; consider this 7202 // to be an update. 7203 pkgSetting.lastUpdateTime = scanFileTime; 7204 } 7205 } 7206 7207 // Add the package's KeySets to the global KeySetManagerService 7208 ksms.addScannedPackageLPw(pkg); 7209 7210 int N = pkg.providers.size(); 7211 StringBuilder r = null; 7212 int i; 7213 for (i=0; i<N; i++) { 7214 PackageParser.Provider p = pkg.providers.get(i); 7215 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7216 p.info.processName, pkg.applicationInfo.uid); 7217 mProviders.addProvider(p); 7218 p.syncable = p.info.isSyncable; 7219 if (p.info.authority != null) { 7220 String names[] = p.info.authority.split(";"); 7221 p.info.authority = null; 7222 for (int j = 0; j < names.length; j++) { 7223 if (j == 1 && p.syncable) { 7224 // We only want the first authority for a provider to possibly be 7225 // syncable, so if we already added this provider using a different 7226 // authority clear the syncable flag. We copy the provider before 7227 // changing it because the mProviders object contains a reference 7228 // to a provider that we don't want to change. 7229 // Only do this for the second authority since the resulting provider 7230 // object can be the same for all future authorities for this provider. 7231 p = new PackageParser.Provider(p); 7232 p.syncable = false; 7233 } 7234 if (!mProvidersByAuthority.containsKey(names[j])) { 7235 mProvidersByAuthority.put(names[j], p); 7236 if (p.info.authority == null) { 7237 p.info.authority = names[j]; 7238 } else { 7239 p.info.authority = p.info.authority + ";" + names[j]; 7240 } 7241 if (DEBUG_PACKAGE_SCANNING) { 7242 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7243 Log.d(TAG, "Registered content provider: " + names[j] 7244 + ", className = " + p.info.name + ", isSyncable = " 7245 + p.info.isSyncable); 7246 } 7247 } else { 7248 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7249 Slog.w(TAG, "Skipping provider name " + names[j] + 7250 " (in package " + pkg.applicationInfo.packageName + 7251 "): name already used by " 7252 + ((other != null && other.getComponentName() != null) 7253 ? other.getComponentName().getPackageName() : "?")); 7254 } 7255 } 7256 } 7257 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7258 if (r == null) { 7259 r = new StringBuilder(256); 7260 } else { 7261 r.append(' '); 7262 } 7263 r.append(p.info.name); 7264 } 7265 } 7266 if (r != null) { 7267 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7268 } 7269 7270 N = pkg.services.size(); 7271 r = null; 7272 for (i=0; i<N; i++) { 7273 PackageParser.Service s = pkg.services.get(i); 7274 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7275 s.info.processName, pkg.applicationInfo.uid); 7276 mServices.addService(s); 7277 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7278 if (r == null) { 7279 r = new StringBuilder(256); 7280 } else { 7281 r.append(' '); 7282 } 7283 r.append(s.info.name); 7284 } 7285 } 7286 if (r != null) { 7287 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7288 } 7289 7290 N = pkg.receivers.size(); 7291 r = null; 7292 for (i=0; i<N; i++) { 7293 PackageParser.Activity a = pkg.receivers.get(i); 7294 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7295 a.info.processName, pkg.applicationInfo.uid); 7296 mReceivers.addActivity(a, "receiver"); 7297 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7298 if (r == null) { 7299 r = new StringBuilder(256); 7300 } else { 7301 r.append(' '); 7302 } 7303 r.append(a.info.name); 7304 } 7305 } 7306 if (r != null) { 7307 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7308 } 7309 7310 N = pkg.activities.size(); 7311 r = null; 7312 for (i=0; i<N; i++) { 7313 PackageParser.Activity a = pkg.activities.get(i); 7314 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7315 a.info.processName, pkg.applicationInfo.uid); 7316 mActivities.addActivity(a, "activity"); 7317 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7318 if (r == null) { 7319 r = new StringBuilder(256); 7320 } else { 7321 r.append(' '); 7322 } 7323 r.append(a.info.name); 7324 } 7325 } 7326 if (r != null) { 7327 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7328 } 7329 7330 N = pkg.permissionGroups.size(); 7331 r = null; 7332 for (i=0; i<N; i++) { 7333 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7334 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7335 if (cur == null) { 7336 mPermissionGroups.put(pg.info.name, pg); 7337 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7338 if (r == null) { 7339 r = new StringBuilder(256); 7340 } else { 7341 r.append(' '); 7342 } 7343 r.append(pg.info.name); 7344 } 7345 } else { 7346 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7347 + pg.info.packageName + " ignored: original from " 7348 + cur.info.packageName); 7349 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7350 if (r == null) { 7351 r = new StringBuilder(256); 7352 } else { 7353 r.append(' '); 7354 } 7355 r.append("DUP:"); 7356 r.append(pg.info.name); 7357 } 7358 } 7359 } 7360 if (r != null) { 7361 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7362 } 7363 7364 N = pkg.permissions.size(); 7365 r = null; 7366 for (i=0; i<N; i++) { 7367 PackageParser.Permission p = pkg.permissions.get(i); 7368 7369 // Assume by default that we did not install this permission into the system. 7370 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7371 7372 // Now that permission groups have a special meaning, we ignore permission 7373 // groups for legacy apps to prevent unexpected behavior. In particular, 7374 // permissions for one app being granted to someone just becuase they happen 7375 // to be in a group defined by another app (before this had no implications). 7376 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7377 p.group = mPermissionGroups.get(p.info.group); 7378 // Warn for a permission in an unknown group. 7379 if (p.info.group != null && p.group == null) { 7380 Slog.w(TAG, "Permission " + p.info.name + " from package " 7381 + p.info.packageName + " in an unknown group " + p.info.group); 7382 } 7383 } 7384 7385 ArrayMap<String, BasePermission> permissionMap = 7386 p.tree ? mSettings.mPermissionTrees 7387 : mSettings.mPermissions; 7388 BasePermission bp = permissionMap.get(p.info.name); 7389 7390 // Allow system apps to redefine non-system permissions 7391 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7392 final boolean currentOwnerIsSystem = (bp.perm != null 7393 && isSystemApp(bp.perm.owner)); 7394 if (isSystemApp(p.owner)) { 7395 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7396 // It's a built-in permission and no owner, take ownership now 7397 bp.packageSetting = pkgSetting; 7398 bp.perm = p; 7399 bp.uid = pkg.applicationInfo.uid; 7400 bp.sourcePackage = p.info.packageName; 7401 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7402 } else if (!currentOwnerIsSystem) { 7403 String msg = "New decl " + p.owner + " of permission " 7404 + p.info.name + " is system; overriding " + bp.sourcePackage; 7405 reportSettingsProblem(Log.WARN, msg); 7406 bp = null; 7407 } 7408 } 7409 } 7410 7411 if (bp == null) { 7412 bp = new BasePermission(p.info.name, p.info.packageName, 7413 BasePermission.TYPE_NORMAL); 7414 permissionMap.put(p.info.name, bp); 7415 } 7416 7417 if (bp.perm == null) { 7418 if (bp.sourcePackage == null 7419 || bp.sourcePackage.equals(p.info.packageName)) { 7420 BasePermission tree = findPermissionTreeLP(p.info.name); 7421 if (tree == null 7422 || tree.sourcePackage.equals(p.info.packageName)) { 7423 bp.packageSetting = pkgSetting; 7424 bp.perm = p; 7425 bp.uid = pkg.applicationInfo.uid; 7426 bp.sourcePackage = p.info.packageName; 7427 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7428 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7429 if (r == null) { 7430 r = new StringBuilder(256); 7431 } else { 7432 r.append(' '); 7433 } 7434 r.append(p.info.name); 7435 } 7436 } else { 7437 Slog.w(TAG, "Permission " + p.info.name + " from package " 7438 + p.info.packageName + " ignored: base tree " 7439 + tree.name + " is from package " 7440 + tree.sourcePackage); 7441 } 7442 } else { 7443 Slog.w(TAG, "Permission " + p.info.name + " from package " 7444 + p.info.packageName + " ignored: original from " 7445 + bp.sourcePackage); 7446 } 7447 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7448 if (r == null) { 7449 r = new StringBuilder(256); 7450 } else { 7451 r.append(' '); 7452 } 7453 r.append("DUP:"); 7454 r.append(p.info.name); 7455 } 7456 if (bp.perm == p) { 7457 bp.protectionLevel = p.info.protectionLevel; 7458 } 7459 } 7460 7461 if (r != null) { 7462 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7463 } 7464 7465 N = pkg.instrumentation.size(); 7466 r = null; 7467 for (i=0; i<N; i++) { 7468 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7469 a.info.packageName = pkg.applicationInfo.packageName; 7470 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7471 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7472 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7473 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7474 a.info.dataDir = pkg.applicationInfo.dataDir; 7475 7476 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7477 // need other information about the application, like the ABI and what not ? 7478 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7479 mInstrumentation.put(a.getComponentName(), a); 7480 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7481 if (r == null) { 7482 r = new StringBuilder(256); 7483 } else { 7484 r.append(' '); 7485 } 7486 r.append(a.info.name); 7487 } 7488 } 7489 if (r != null) { 7490 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7491 } 7492 7493 if (pkg.protectedBroadcasts != null) { 7494 N = pkg.protectedBroadcasts.size(); 7495 for (i=0; i<N; i++) { 7496 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7497 } 7498 } 7499 7500 pkgSetting.setTimeStamp(scanFileTime); 7501 7502 // Create idmap files for pairs of (packages, overlay packages). 7503 // Note: "android", ie framework-res.apk, is handled by native layers. 7504 if (pkg.mOverlayTarget != null) { 7505 // This is an overlay package. 7506 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7507 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7508 mOverlays.put(pkg.mOverlayTarget, 7509 new ArrayMap<String, PackageParser.Package>()); 7510 } 7511 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7512 map.put(pkg.packageName, pkg); 7513 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7514 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7515 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7516 "scanPackageLI failed to createIdmap"); 7517 } 7518 } 7519 } else if (mOverlays.containsKey(pkg.packageName) && 7520 !pkg.packageName.equals("android")) { 7521 // This is a regular package, with one or more known overlay packages. 7522 createIdmapsForPackageLI(pkg); 7523 } 7524 } 7525 7526 return pkg; 7527 } 7528 7529 /** 7530 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7531 * is derived purely on the basis of the contents of {@code scanFile} and 7532 * {@code cpuAbiOverride}. 7533 * 7534 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7535 */ 7536 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7537 String cpuAbiOverride, boolean extractLibs) 7538 throws PackageManagerException { 7539 // TODO: We can probably be smarter about this stuff. For installed apps, 7540 // we can calculate this information at install time once and for all. For 7541 // system apps, we can probably assume that this information doesn't change 7542 // after the first boot scan. As things stand, we do lots of unnecessary work. 7543 7544 // Give ourselves some initial paths; we'll come back for another 7545 // pass once we've determined ABI below. 7546 setNativeLibraryPaths(pkg); 7547 7548 // We would never need to extract libs for forward-locked and external packages, 7549 // since the container service will do it for us. We shouldn't attempt to 7550 // extract libs from system app when it was not updated. 7551 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7552 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7553 extractLibs = false; 7554 } 7555 7556 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7557 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7558 7559 NativeLibraryHelper.Handle handle = null; 7560 try { 7561 handle = NativeLibraryHelper.Handle.create(scanFile); 7562 // TODO(multiArch): This can be null for apps that didn't go through the 7563 // usual installation process. We can calculate it again, like we 7564 // do during install time. 7565 // 7566 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7567 // unnecessary. 7568 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7569 7570 // Null out the abis so that they can be recalculated. 7571 pkg.applicationInfo.primaryCpuAbi = null; 7572 pkg.applicationInfo.secondaryCpuAbi = null; 7573 if (isMultiArch(pkg.applicationInfo)) { 7574 // Warn if we've set an abiOverride for multi-lib packages.. 7575 // By definition, we need to copy both 32 and 64 bit libraries for 7576 // such packages. 7577 if (pkg.cpuAbiOverride != null 7578 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7579 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7580 } 7581 7582 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7583 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7584 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7585 if (extractLibs) { 7586 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7587 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7588 useIsaSpecificSubdirs); 7589 } else { 7590 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7591 } 7592 } 7593 7594 maybeThrowExceptionForMultiArchCopy( 7595 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7596 7597 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7598 if (extractLibs) { 7599 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7600 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7601 useIsaSpecificSubdirs); 7602 } else { 7603 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7604 } 7605 } 7606 7607 maybeThrowExceptionForMultiArchCopy( 7608 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7609 7610 if (abi64 >= 0) { 7611 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7612 } 7613 7614 if (abi32 >= 0) { 7615 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7616 if (abi64 >= 0) { 7617 pkg.applicationInfo.secondaryCpuAbi = abi; 7618 } else { 7619 pkg.applicationInfo.primaryCpuAbi = abi; 7620 } 7621 } 7622 } else { 7623 String[] abiList = (cpuAbiOverride != null) ? 7624 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7625 7626 // Enable gross and lame hacks for apps that are built with old 7627 // SDK tools. We must scan their APKs for renderscript bitcode and 7628 // not launch them if it's present. Don't bother checking on devices 7629 // that don't have 64 bit support. 7630 boolean needsRenderScriptOverride = false; 7631 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7632 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7633 abiList = Build.SUPPORTED_32_BIT_ABIS; 7634 needsRenderScriptOverride = true; 7635 } 7636 7637 final int copyRet; 7638 if (extractLibs) { 7639 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7640 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7641 } else { 7642 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7643 } 7644 7645 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7646 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7647 "Error unpackaging native libs for app, errorCode=" + copyRet); 7648 } 7649 7650 if (copyRet >= 0) { 7651 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7652 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7653 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7654 } else if (needsRenderScriptOverride) { 7655 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7656 } 7657 } 7658 } catch (IOException ioe) { 7659 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7660 } finally { 7661 IoUtils.closeQuietly(handle); 7662 } 7663 7664 // Now that we've calculated the ABIs and determined if it's an internal app, 7665 // we will go ahead and populate the nativeLibraryPath. 7666 setNativeLibraryPaths(pkg); 7667 } 7668 7669 /** 7670 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7671 * i.e, so that all packages can be run inside a single process if required. 7672 * 7673 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7674 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7675 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7676 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7677 * updating a package that belongs to a shared user. 7678 * 7679 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7680 * adds unnecessary complexity. 7681 */ 7682 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7683 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt, 7684 boolean bootComplete) { 7685 String requiredInstructionSet = null; 7686 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7687 requiredInstructionSet = VMRuntime.getInstructionSet( 7688 scannedPackage.applicationInfo.primaryCpuAbi); 7689 } 7690 7691 PackageSetting requirer = null; 7692 for (PackageSetting ps : packagesForUser) { 7693 // If packagesForUser contains scannedPackage, we skip it. This will happen 7694 // when scannedPackage is an update of an existing package. Without this check, 7695 // we will never be able to change the ABI of any package belonging to a shared 7696 // user, even if it's compatible with other packages. 7697 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7698 if (ps.primaryCpuAbiString == null) { 7699 continue; 7700 } 7701 7702 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7703 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7704 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7705 // this but there's not much we can do. 7706 String errorMessage = "Instruction set mismatch, " 7707 + ((requirer == null) ? "[caller]" : requirer) 7708 + " requires " + requiredInstructionSet + " whereas " + ps 7709 + " requires " + instructionSet; 7710 Slog.w(TAG, errorMessage); 7711 } 7712 7713 if (requiredInstructionSet == null) { 7714 requiredInstructionSet = instructionSet; 7715 requirer = ps; 7716 } 7717 } 7718 } 7719 7720 if (requiredInstructionSet != null) { 7721 String adjustedAbi; 7722 if (requirer != null) { 7723 // requirer != null implies that either scannedPackage was null or that scannedPackage 7724 // did not require an ABI, in which case we have to adjust scannedPackage to match 7725 // the ABI of the set (which is the same as requirer's ABI) 7726 adjustedAbi = requirer.primaryCpuAbiString; 7727 if (scannedPackage != null) { 7728 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7729 } 7730 } else { 7731 // requirer == null implies that we're updating all ABIs in the set to 7732 // match scannedPackage. 7733 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7734 } 7735 7736 for (PackageSetting ps : packagesForUser) { 7737 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7738 if (ps.primaryCpuAbiString != null) { 7739 continue; 7740 } 7741 7742 ps.primaryCpuAbiString = adjustedAbi; 7743 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7744 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7745 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7746 7747 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7748 null /* instruction sets */, forceDexOpt, deferDexOpt, true, 7749 bootComplete); 7750 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7751 ps.primaryCpuAbiString = null; 7752 ps.pkg.applicationInfo.primaryCpuAbi = null; 7753 return; 7754 } else { 7755 mInstaller.rmdex(ps.codePathString, 7756 getDexCodeInstructionSet(getPreferredInstructionSet())); 7757 } 7758 } 7759 } 7760 } 7761 } 7762 } 7763 7764 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7765 synchronized (mPackages) { 7766 mResolverReplaced = true; 7767 // Set up information for custom user intent resolution activity. 7768 mResolveActivity.applicationInfo = pkg.applicationInfo; 7769 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7770 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7771 mResolveActivity.processName = pkg.applicationInfo.packageName; 7772 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7773 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7774 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7775 mResolveActivity.theme = 0; 7776 mResolveActivity.exported = true; 7777 mResolveActivity.enabled = true; 7778 mResolveInfo.activityInfo = mResolveActivity; 7779 mResolveInfo.priority = 0; 7780 mResolveInfo.preferredOrder = 0; 7781 mResolveInfo.match = 0; 7782 mResolveComponentName = mCustomResolverComponentName; 7783 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7784 mResolveComponentName); 7785 } 7786 } 7787 7788 private static String calculateBundledApkRoot(final String codePathString) { 7789 final File codePath = new File(codePathString); 7790 final File codeRoot; 7791 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7792 codeRoot = Environment.getRootDirectory(); 7793 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7794 codeRoot = Environment.getOemDirectory(); 7795 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7796 codeRoot = Environment.getVendorDirectory(); 7797 } else { 7798 // Unrecognized code path; take its top real segment as the apk root: 7799 // e.g. /something/app/blah.apk => /something 7800 try { 7801 File f = codePath.getCanonicalFile(); 7802 File parent = f.getParentFile(); // non-null because codePath is a file 7803 File tmp; 7804 while ((tmp = parent.getParentFile()) != null) { 7805 f = parent; 7806 parent = tmp; 7807 } 7808 codeRoot = f; 7809 Slog.w(TAG, "Unrecognized code path " 7810 + codePath + " - using " + codeRoot); 7811 } catch (IOException e) { 7812 // Can't canonicalize the code path -- shenanigans? 7813 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7814 return Environment.getRootDirectory().getPath(); 7815 } 7816 } 7817 return codeRoot.getPath(); 7818 } 7819 7820 /** 7821 * Derive and set the location of native libraries for the given package, 7822 * which varies depending on where and how the package was installed. 7823 */ 7824 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7825 final ApplicationInfo info = pkg.applicationInfo; 7826 final String codePath = pkg.codePath; 7827 final File codeFile = new File(codePath); 7828 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7829 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 7830 7831 info.nativeLibraryRootDir = null; 7832 info.nativeLibraryRootRequiresIsa = false; 7833 info.nativeLibraryDir = null; 7834 info.secondaryNativeLibraryDir = null; 7835 7836 if (isApkFile(codeFile)) { 7837 // Monolithic install 7838 if (bundledApp) { 7839 // If "/system/lib64/apkname" exists, assume that is the per-package 7840 // native library directory to use; otherwise use "/system/lib/apkname". 7841 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7842 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7843 getPrimaryInstructionSet(info)); 7844 7845 // This is a bundled system app so choose the path based on the ABI. 7846 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7847 // is just the default path. 7848 final String apkName = deriveCodePathName(codePath); 7849 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7850 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7851 apkName).getAbsolutePath(); 7852 7853 if (info.secondaryCpuAbi != null) { 7854 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7855 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7856 secondaryLibDir, apkName).getAbsolutePath(); 7857 } 7858 } else if (asecApp) { 7859 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7860 .getAbsolutePath(); 7861 } else { 7862 final String apkName = deriveCodePathName(codePath); 7863 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7864 .getAbsolutePath(); 7865 } 7866 7867 info.nativeLibraryRootRequiresIsa = false; 7868 info.nativeLibraryDir = info.nativeLibraryRootDir; 7869 } else { 7870 // Cluster install 7871 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7872 info.nativeLibraryRootRequiresIsa = true; 7873 7874 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7875 getPrimaryInstructionSet(info)).getAbsolutePath(); 7876 7877 if (info.secondaryCpuAbi != null) { 7878 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7879 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7880 } 7881 } 7882 } 7883 7884 /** 7885 * Calculate the abis and roots for a bundled app. These can uniquely 7886 * be determined from the contents of the system partition, i.e whether 7887 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7888 * of this information, and instead assume that the system was built 7889 * sensibly. 7890 */ 7891 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7892 PackageSetting pkgSetting) { 7893 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7894 7895 // If "/system/lib64/apkname" exists, assume that is the per-package 7896 // native library directory to use; otherwise use "/system/lib/apkname". 7897 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7898 setBundledAppAbi(pkg, apkRoot, apkName); 7899 // pkgSetting might be null during rescan following uninstall of updates 7900 // to a bundled app, so accommodate that possibility. The settings in 7901 // that case will be established later from the parsed package. 7902 // 7903 // If the settings aren't null, sync them up with what we've just derived. 7904 // note that apkRoot isn't stored in the package settings. 7905 if (pkgSetting != null) { 7906 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7907 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7908 } 7909 } 7910 7911 /** 7912 * Deduces the ABI of a bundled app and sets the relevant fields on the 7913 * parsed pkg object. 7914 * 7915 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7916 * under which system libraries are installed. 7917 * @param apkName the name of the installed package. 7918 */ 7919 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7920 final File codeFile = new File(pkg.codePath); 7921 7922 final boolean has64BitLibs; 7923 final boolean has32BitLibs; 7924 if (isApkFile(codeFile)) { 7925 // Monolithic install 7926 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7927 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7928 } else { 7929 // Cluster install 7930 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7931 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7932 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7933 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7934 has64BitLibs = (new File(rootDir, isa)).exists(); 7935 } else { 7936 has64BitLibs = false; 7937 } 7938 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7939 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7940 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7941 has32BitLibs = (new File(rootDir, isa)).exists(); 7942 } else { 7943 has32BitLibs = false; 7944 } 7945 } 7946 7947 if (has64BitLibs && !has32BitLibs) { 7948 // The package has 64 bit libs, but not 32 bit libs. Its primary 7949 // ABI should be 64 bit. We can safely assume here that the bundled 7950 // native libraries correspond to the most preferred ABI in the list. 7951 7952 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7953 pkg.applicationInfo.secondaryCpuAbi = null; 7954 } else if (has32BitLibs && !has64BitLibs) { 7955 // The package has 32 bit libs but not 64 bit libs. Its primary 7956 // ABI should be 32 bit. 7957 7958 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7959 pkg.applicationInfo.secondaryCpuAbi = null; 7960 } else if (has32BitLibs && has64BitLibs) { 7961 // The application has both 64 and 32 bit bundled libraries. We check 7962 // here that the app declares multiArch support, and warn if it doesn't. 7963 // 7964 // We will be lenient here and record both ABIs. The primary will be the 7965 // ABI that's higher on the list, i.e, a device that's configured to prefer 7966 // 64 bit apps will see a 64 bit primary ABI, 7967 7968 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7969 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7970 } 7971 7972 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7973 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7974 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7975 } else { 7976 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7977 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7978 } 7979 } else { 7980 pkg.applicationInfo.primaryCpuAbi = null; 7981 pkg.applicationInfo.secondaryCpuAbi = null; 7982 } 7983 } 7984 7985 private void killApplication(String pkgName, int appId, String reason) { 7986 // Request the ActivityManager to kill the process(only for existing packages) 7987 // so that we do not end up in a confused state while the user is still using the older 7988 // version of the application while the new one gets installed. 7989 IActivityManager am = ActivityManagerNative.getDefault(); 7990 if (am != null) { 7991 try { 7992 am.killApplicationWithAppId(pkgName, appId, reason); 7993 } catch (RemoteException e) { 7994 } 7995 } 7996 } 7997 7998 void removePackageLI(PackageSetting ps, boolean chatty) { 7999 if (DEBUG_INSTALL) { 8000 if (chatty) 8001 Log.d(TAG, "Removing package " + ps.name); 8002 } 8003 8004 // writer 8005 synchronized (mPackages) { 8006 mPackages.remove(ps.name); 8007 final PackageParser.Package pkg = ps.pkg; 8008 if (pkg != null) { 8009 cleanPackageDataStructuresLILPw(pkg, chatty); 8010 } 8011 } 8012 } 8013 8014 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8015 if (DEBUG_INSTALL) { 8016 if (chatty) 8017 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8018 } 8019 8020 // writer 8021 synchronized (mPackages) { 8022 mPackages.remove(pkg.applicationInfo.packageName); 8023 cleanPackageDataStructuresLILPw(pkg, chatty); 8024 } 8025 } 8026 8027 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8028 int N = pkg.providers.size(); 8029 StringBuilder r = null; 8030 int i; 8031 for (i=0; i<N; i++) { 8032 PackageParser.Provider p = pkg.providers.get(i); 8033 mProviders.removeProvider(p); 8034 if (p.info.authority == null) { 8035 8036 /* There was another ContentProvider with this authority when 8037 * this app was installed so this authority is null, 8038 * Ignore it as we don't have to unregister the provider. 8039 */ 8040 continue; 8041 } 8042 String names[] = p.info.authority.split(";"); 8043 for (int j = 0; j < names.length; j++) { 8044 if (mProvidersByAuthority.get(names[j]) == p) { 8045 mProvidersByAuthority.remove(names[j]); 8046 if (DEBUG_REMOVE) { 8047 if (chatty) 8048 Log.d(TAG, "Unregistered content provider: " + names[j] 8049 + ", className = " + p.info.name + ", isSyncable = " 8050 + p.info.isSyncable); 8051 } 8052 } 8053 } 8054 if (DEBUG_REMOVE && chatty) { 8055 if (r == null) { 8056 r = new StringBuilder(256); 8057 } else { 8058 r.append(' '); 8059 } 8060 r.append(p.info.name); 8061 } 8062 } 8063 if (r != null) { 8064 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8065 } 8066 8067 N = pkg.services.size(); 8068 r = null; 8069 for (i=0; i<N; i++) { 8070 PackageParser.Service s = pkg.services.get(i); 8071 mServices.removeService(s); 8072 if (chatty) { 8073 if (r == null) { 8074 r = new StringBuilder(256); 8075 } else { 8076 r.append(' '); 8077 } 8078 r.append(s.info.name); 8079 } 8080 } 8081 if (r != null) { 8082 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8083 } 8084 8085 N = pkg.receivers.size(); 8086 r = null; 8087 for (i=0; i<N; i++) { 8088 PackageParser.Activity a = pkg.receivers.get(i); 8089 mReceivers.removeActivity(a, "receiver"); 8090 if (DEBUG_REMOVE && chatty) { 8091 if (r == null) { 8092 r = new StringBuilder(256); 8093 } else { 8094 r.append(' '); 8095 } 8096 r.append(a.info.name); 8097 } 8098 } 8099 if (r != null) { 8100 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8101 } 8102 8103 N = pkg.activities.size(); 8104 r = null; 8105 for (i=0; i<N; i++) { 8106 PackageParser.Activity a = pkg.activities.get(i); 8107 mActivities.removeActivity(a, "activity"); 8108 if (DEBUG_REMOVE && chatty) { 8109 if (r == null) { 8110 r = new StringBuilder(256); 8111 } else { 8112 r.append(' '); 8113 } 8114 r.append(a.info.name); 8115 } 8116 } 8117 if (r != null) { 8118 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8119 } 8120 8121 N = pkg.permissions.size(); 8122 r = null; 8123 for (i=0; i<N; i++) { 8124 PackageParser.Permission p = pkg.permissions.get(i); 8125 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8126 if (bp == null) { 8127 bp = mSettings.mPermissionTrees.get(p.info.name); 8128 } 8129 if (bp != null && bp.perm == p) { 8130 bp.perm = null; 8131 if (DEBUG_REMOVE && chatty) { 8132 if (r == null) { 8133 r = new StringBuilder(256); 8134 } else { 8135 r.append(' '); 8136 } 8137 r.append(p.info.name); 8138 } 8139 } 8140 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8141 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8142 if (appOpPerms != null) { 8143 appOpPerms.remove(pkg.packageName); 8144 } 8145 } 8146 } 8147 if (r != null) { 8148 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8149 } 8150 8151 N = pkg.requestedPermissions.size(); 8152 r = null; 8153 for (i=0; i<N; i++) { 8154 String perm = pkg.requestedPermissions.get(i); 8155 BasePermission bp = mSettings.mPermissions.get(perm); 8156 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8157 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8158 if (appOpPerms != null) { 8159 appOpPerms.remove(pkg.packageName); 8160 if (appOpPerms.isEmpty()) { 8161 mAppOpPermissionPackages.remove(perm); 8162 } 8163 } 8164 } 8165 } 8166 if (r != null) { 8167 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8168 } 8169 8170 N = pkg.instrumentation.size(); 8171 r = null; 8172 for (i=0; i<N; i++) { 8173 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8174 mInstrumentation.remove(a.getComponentName()); 8175 if (DEBUG_REMOVE && chatty) { 8176 if (r == null) { 8177 r = new StringBuilder(256); 8178 } else { 8179 r.append(' '); 8180 } 8181 r.append(a.info.name); 8182 } 8183 } 8184 if (r != null) { 8185 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8186 } 8187 8188 r = null; 8189 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8190 // Only system apps can hold shared libraries. 8191 if (pkg.libraryNames != null) { 8192 for (i=0; i<pkg.libraryNames.size(); i++) { 8193 String name = pkg.libraryNames.get(i); 8194 SharedLibraryEntry cur = mSharedLibraries.get(name); 8195 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8196 mSharedLibraries.remove(name); 8197 if (DEBUG_REMOVE && chatty) { 8198 if (r == null) { 8199 r = new StringBuilder(256); 8200 } else { 8201 r.append(' '); 8202 } 8203 r.append(name); 8204 } 8205 } 8206 } 8207 } 8208 } 8209 if (r != null) { 8210 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8211 } 8212 } 8213 8214 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8215 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8216 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8217 return true; 8218 } 8219 } 8220 return false; 8221 } 8222 8223 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8224 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8225 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8226 8227 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8228 int flags) { 8229 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8230 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8231 } 8232 8233 private void updatePermissionsLPw(String changingPkg, 8234 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8235 // Make sure there are no dangling permission trees. 8236 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8237 while (it.hasNext()) { 8238 final BasePermission bp = it.next(); 8239 if (bp.packageSetting == null) { 8240 // We may not yet have parsed the package, so just see if 8241 // we still know about its settings. 8242 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8243 } 8244 if (bp.packageSetting == null) { 8245 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8246 + " from package " + bp.sourcePackage); 8247 it.remove(); 8248 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8249 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8250 Slog.i(TAG, "Removing old permission tree: " + bp.name 8251 + " from package " + bp.sourcePackage); 8252 flags |= UPDATE_PERMISSIONS_ALL; 8253 it.remove(); 8254 } 8255 } 8256 } 8257 8258 // Make sure all dynamic permissions have been assigned to a package, 8259 // and make sure there are no dangling permissions. 8260 it = mSettings.mPermissions.values().iterator(); 8261 while (it.hasNext()) { 8262 final BasePermission bp = it.next(); 8263 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8264 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8265 + bp.name + " pkg=" + bp.sourcePackage 8266 + " info=" + bp.pendingInfo); 8267 if (bp.packageSetting == null && bp.pendingInfo != null) { 8268 final BasePermission tree = findPermissionTreeLP(bp.name); 8269 if (tree != null && tree.perm != null) { 8270 bp.packageSetting = tree.packageSetting; 8271 bp.perm = new PackageParser.Permission(tree.perm.owner, 8272 new PermissionInfo(bp.pendingInfo)); 8273 bp.perm.info.packageName = tree.perm.info.packageName; 8274 bp.perm.info.name = bp.name; 8275 bp.uid = tree.uid; 8276 } 8277 } 8278 } 8279 if (bp.packageSetting == null) { 8280 // We may not yet have parsed the package, so just see if 8281 // we still know about its settings. 8282 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8283 } 8284 if (bp.packageSetting == null) { 8285 Slog.w(TAG, "Removing dangling permission: " + bp.name 8286 + " from package " + bp.sourcePackage); 8287 it.remove(); 8288 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8289 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8290 Slog.i(TAG, "Removing old permission: " + bp.name 8291 + " from package " + bp.sourcePackage); 8292 flags |= UPDATE_PERMISSIONS_ALL; 8293 it.remove(); 8294 } 8295 } 8296 } 8297 8298 // Now update the permissions for all packages, in particular 8299 // replace the granted permissions of the system packages. 8300 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8301 for (PackageParser.Package pkg : mPackages.values()) { 8302 if (pkg != pkgInfo) { 8303 // Only replace for packages on requested volume 8304 final String volumeUuid = getVolumeUuidForPackage(pkg); 8305 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8306 && Objects.equals(replaceVolumeUuid, volumeUuid); 8307 grantPermissionsLPw(pkg, replace, changingPkg); 8308 } 8309 } 8310 } 8311 8312 if (pkgInfo != null) { 8313 // Only replace for packages on requested volume 8314 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8315 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8316 && Objects.equals(replaceVolumeUuid, volumeUuid); 8317 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8318 } 8319 } 8320 8321 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8322 String packageOfInterest) { 8323 // IMPORTANT: There are two types of permissions: install and runtime. 8324 // Install time permissions are granted when the app is installed to 8325 // all device users and users added in the future. Runtime permissions 8326 // are granted at runtime explicitly to specific users. Normal and signature 8327 // protected permissions are install time permissions. Dangerous permissions 8328 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8329 // otherwise they are runtime permissions. This function does not manage 8330 // runtime permissions except for the case an app targeting Lollipop MR1 8331 // being upgraded to target a newer SDK, in which case dangerous permissions 8332 // are transformed from install time to runtime ones. 8333 8334 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8335 if (ps == null) { 8336 return; 8337 } 8338 8339 PermissionsState permissionsState = ps.getPermissionsState(); 8340 PermissionsState origPermissions = permissionsState; 8341 8342 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8343 8344 boolean runtimePermissionsRevoked = false; 8345 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8346 8347 boolean changedInstallPermission = false; 8348 8349 if (replace) { 8350 ps.installPermissionsFixed = false; 8351 if (!ps.isSharedUser()) { 8352 origPermissions = new PermissionsState(permissionsState); 8353 permissionsState.reset(); 8354 } else { 8355 // We need to know only about runtime permission changes since the 8356 // calling code always writes the install permissions state but 8357 // the runtime ones are written only if changed. The only cases of 8358 // changed runtime permissions here are promotion of an install to 8359 // runtime and revocation of a runtime from a shared user. 8360 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8361 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8362 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8363 runtimePermissionsRevoked = true; 8364 } 8365 } 8366 } 8367 8368 permissionsState.setGlobalGids(mGlobalGids); 8369 8370 final int N = pkg.requestedPermissions.size(); 8371 for (int i=0; i<N; i++) { 8372 final String name = pkg.requestedPermissions.get(i); 8373 final BasePermission bp = mSettings.mPermissions.get(name); 8374 8375 if (DEBUG_INSTALL) { 8376 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8377 } 8378 8379 if (bp == null || bp.packageSetting == null) { 8380 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8381 Slog.w(TAG, "Unknown permission " + name 8382 + " in package " + pkg.packageName); 8383 } 8384 continue; 8385 } 8386 8387 final String perm = bp.name; 8388 boolean allowedSig = false; 8389 int grant = GRANT_DENIED; 8390 8391 // Keep track of app op permissions. 8392 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8393 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8394 if (pkgs == null) { 8395 pkgs = new ArraySet<>(); 8396 mAppOpPermissionPackages.put(bp.name, pkgs); 8397 } 8398 pkgs.add(pkg.packageName); 8399 } 8400 8401 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8402 switch (level) { 8403 case PermissionInfo.PROTECTION_NORMAL: { 8404 // For all apps normal permissions are install time ones. 8405 grant = GRANT_INSTALL; 8406 } break; 8407 8408 case PermissionInfo.PROTECTION_DANGEROUS: { 8409 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8410 // For legacy apps dangerous permissions are install time ones. 8411 grant = GRANT_INSTALL_LEGACY; 8412 } else if (origPermissions.hasInstallPermission(bp.name)) { 8413 // For legacy apps that became modern, install becomes runtime. 8414 grant = GRANT_UPGRADE; 8415 } else if (mPromoteSystemApps 8416 && isSystemApp(ps) 8417 && mExistingSystemPackages.contains(ps.name)) { 8418 // For legacy system apps, install becomes runtime. 8419 // We cannot check hasInstallPermission() for system apps since those 8420 // permissions were granted implicitly and not persisted pre-M. 8421 grant = GRANT_UPGRADE; 8422 } else { 8423 // For modern apps keep runtime permissions unchanged. 8424 grant = GRANT_RUNTIME; 8425 } 8426 } break; 8427 8428 case PermissionInfo.PROTECTION_SIGNATURE: { 8429 // For all apps signature permissions are install time ones. 8430 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8431 if (allowedSig) { 8432 grant = GRANT_INSTALL; 8433 } 8434 } break; 8435 } 8436 8437 if (DEBUG_INSTALL) { 8438 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8439 } 8440 8441 if (grant != GRANT_DENIED) { 8442 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8443 // If this is an existing, non-system package, then 8444 // we can't add any new permissions to it. 8445 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8446 // Except... if this is a permission that was added 8447 // to the platform (note: need to only do this when 8448 // updating the platform). 8449 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8450 grant = GRANT_DENIED; 8451 } 8452 } 8453 } 8454 8455 switch (grant) { 8456 case GRANT_INSTALL: { 8457 // Revoke this as runtime permission to handle the case of 8458 // a runtime permission being downgraded to an install one. 8459 for (int userId : UserManagerService.getInstance().getUserIds()) { 8460 if (origPermissions.getRuntimePermissionState( 8461 bp.name, userId) != null) { 8462 // Revoke the runtime permission and clear the flags. 8463 origPermissions.revokeRuntimePermission(bp, userId); 8464 origPermissions.updatePermissionFlags(bp, userId, 8465 PackageManager.MASK_PERMISSION_FLAGS, 0); 8466 // If we revoked a permission permission, we have to write. 8467 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8468 changedRuntimePermissionUserIds, userId); 8469 } 8470 } 8471 // Grant an install permission. 8472 if (permissionsState.grantInstallPermission(bp) != 8473 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8474 changedInstallPermission = true; 8475 } 8476 } break; 8477 8478 case GRANT_INSTALL_LEGACY: { 8479 // Grant an install permission. 8480 if (permissionsState.grantInstallPermission(bp) != 8481 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8482 changedInstallPermission = true; 8483 } 8484 } break; 8485 8486 case GRANT_RUNTIME: { 8487 // Grant previously granted runtime permissions. 8488 for (int userId : UserManagerService.getInstance().getUserIds()) { 8489 PermissionState permissionState = origPermissions 8490 .getRuntimePermissionState(bp.name, userId); 8491 final int flags = permissionState != null 8492 ? permissionState.getFlags() : 0; 8493 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8494 if (permissionsState.grantRuntimePermission(bp, userId) == 8495 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8496 // If we cannot put the permission as it was, we have to write. 8497 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8498 changedRuntimePermissionUserIds, userId); 8499 } 8500 } 8501 // Propagate the permission flags. 8502 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8503 } 8504 } break; 8505 8506 case GRANT_UPGRADE: { 8507 // Grant runtime permissions for a previously held install permission. 8508 PermissionState permissionState = origPermissions 8509 .getInstallPermissionState(bp.name); 8510 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8511 8512 if (origPermissions.revokeInstallPermission(bp) 8513 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8514 // We will be transferring the permission flags, so clear them. 8515 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8516 PackageManager.MASK_PERMISSION_FLAGS, 0); 8517 changedInstallPermission = true; 8518 } 8519 8520 // If the permission is not to be promoted to runtime we ignore it and 8521 // also its other flags as they are not applicable to install permissions. 8522 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8523 for (int userId : currentUserIds) { 8524 if (permissionsState.grantRuntimePermission(bp, userId) != 8525 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8526 // Transfer the permission flags. 8527 permissionsState.updatePermissionFlags(bp, userId, 8528 flags, flags); 8529 // If we granted the permission, we have to write. 8530 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8531 changedRuntimePermissionUserIds, userId); 8532 } 8533 } 8534 } 8535 } break; 8536 8537 default: { 8538 if (packageOfInterest == null 8539 || packageOfInterest.equals(pkg.packageName)) { 8540 Slog.w(TAG, "Not granting permission " + perm 8541 + " to package " + pkg.packageName 8542 + " because it was previously installed without"); 8543 } 8544 } break; 8545 } 8546 } else { 8547 if (permissionsState.revokeInstallPermission(bp) != 8548 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8549 // Also drop the permission flags. 8550 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8551 PackageManager.MASK_PERMISSION_FLAGS, 0); 8552 changedInstallPermission = true; 8553 Slog.i(TAG, "Un-granting permission " + perm 8554 + " from package " + pkg.packageName 8555 + " (protectionLevel=" + bp.protectionLevel 8556 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8557 + ")"); 8558 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8559 // Don't print warning for app op permissions, since it is fine for them 8560 // not to be granted, there is a UI for the user to decide. 8561 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8562 Slog.w(TAG, "Not granting permission " + perm 8563 + " to package " + pkg.packageName 8564 + " (protectionLevel=" + bp.protectionLevel 8565 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8566 + ")"); 8567 } 8568 } 8569 } 8570 } 8571 8572 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8573 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8574 // This is the first that we have heard about this package, so the 8575 // permissions we have now selected are fixed until explicitly 8576 // changed. 8577 ps.installPermissionsFixed = true; 8578 } 8579 8580 // Persist the runtime permissions state for users with changes. If permissions 8581 // were revoked because no app in the shared user declares them we have to 8582 // write synchronously to avoid losing runtime permissions state. 8583 for (int userId : changedRuntimePermissionUserIds) { 8584 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8585 } 8586 } 8587 8588 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8589 boolean allowed = false; 8590 final int NP = PackageParser.NEW_PERMISSIONS.length; 8591 for (int ip=0; ip<NP; ip++) { 8592 final PackageParser.NewPermissionInfo npi 8593 = PackageParser.NEW_PERMISSIONS[ip]; 8594 if (npi.name.equals(perm) 8595 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8596 allowed = true; 8597 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8598 + pkg.packageName); 8599 break; 8600 } 8601 } 8602 return allowed; 8603 } 8604 8605 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8606 BasePermission bp, PermissionsState origPermissions) { 8607 boolean allowed; 8608 allowed = (compareSignatures( 8609 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8610 == PackageManager.SIGNATURE_MATCH) 8611 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8612 == PackageManager.SIGNATURE_MATCH); 8613 if (!allowed && (bp.protectionLevel 8614 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8615 if (isSystemApp(pkg)) { 8616 // For updated system applications, a system permission 8617 // is granted only if it had been defined by the original application. 8618 if (pkg.isUpdatedSystemApp()) { 8619 final PackageSetting sysPs = mSettings 8620 .getDisabledSystemPkgLPr(pkg.packageName); 8621 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8622 // If the original was granted this permission, we take 8623 // that grant decision as read and propagate it to the 8624 // update. 8625 if (sysPs.isPrivileged()) { 8626 allowed = true; 8627 } 8628 } else { 8629 // The system apk may have been updated with an older 8630 // version of the one on the data partition, but which 8631 // granted a new system permission that it didn't have 8632 // before. In this case we do want to allow the app to 8633 // now get the new permission if the ancestral apk is 8634 // privileged to get it. 8635 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8636 for (int j=0; 8637 j<sysPs.pkg.requestedPermissions.size(); j++) { 8638 if (perm.equals( 8639 sysPs.pkg.requestedPermissions.get(j))) { 8640 allowed = true; 8641 break; 8642 } 8643 } 8644 } 8645 } 8646 } else { 8647 allowed = isPrivilegedApp(pkg); 8648 } 8649 } 8650 } 8651 if (!allowed) { 8652 if (!allowed && (bp.protectionLevel 8653 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8654 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8655 // If this was a previously normal/dangerous permission that got moved 8656 // to a system permission as part of the runtime permission redesign, then 8657 // we still want to blindly grant it to old apps. 8658 allowed = true; 8659 } 8660 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8661 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8662 // If this permission is to be granted to the system installer and 8663 // this app is an installer, then it gets the permission. 8664 allowed = true; 8665 } 8666 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8667 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8668 // If this permission is to be granted to the system verifier and 8669 // this app is a verifier, then it gets the permission. 8670 allowed = true; 8671 } 8672 if (!allowed && (bp.protectionLevel 8673 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8674 && isSystemApp(pkg)) { 8675 // Any pre-installed system app is allowed to get this permission. 8676 allowed = true; 8677 } 8678 if (!allowed && (bp.protectionLevel 8679 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8680 // For development permissions, a development permission 8681 // is granted only if it was already granted. 8682 allowed = origPermissions.hasInstallPermission(perm); 8683 } 8684 } 8685 return allowed; 8686 } 8687 8688 final class ActivityIntentResolver 8689 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8690 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8691 boolean defaultOnly, int userId) { 8692 if (!sUserManager.exists(userId)) return null; 8693 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8694 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8695 } 8696 8697 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8698 int userId) { 8699 if (!sUserManager.exists(userId)) return null; 8700 mFlags = flags; 8701 return super.queryIntent(intent, resolvedType, 8702 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8703 } 8704 8705 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8706 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8707 if (!sUserManager.exists(userId)) return null; 8708 if (packageActivities == null) { 8709 return null; 8710 } 8711 mFlags = flags; 8712 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8713 final int N = packageActivities.size(); 8714 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8715 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8716 8717 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8718 for (int i = 0; i < N; ++i) { 8719 intentFilters = packageActivities.get(i).intents; 8720 if (intentFilters != null && intentFilters.size() > 0) { 8721 PackageParser.ActivityIntentInfo[] array = 8722 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8723 intentFilters.toArray(array); 8724 listCut.add(array); 8725 } 8726 } 8727 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8728 } 8729 8730 public final void addActivity(PackageParser.Activity a, String type) { 8731 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8732 mActivities.put(a.getComponentName(), a); 8733 if (DEBUG_SHOW_INFO) 8734 Log.v( 8735 TAG, " " + type + " " + 8736 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8737 if (DEBUG_SHOW_INFO) 8738 Log.v(TAG, " Class=" + a.info.name); 8739 final int NI = a.intents.size(); 8740 for (int j=0; j<NI; j++) { 8741 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8742 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8743 intent.setPriority(0); 8744 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8745 + a.className + " with priority > 0, forcing to 0"); 8746 } 8747 if (DEBUG_SHOW_INFO) { 8748 Log.v(TAG, " IntentFilter:"); 8749 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8750 } 8751 if (!intent.debugCheck()) { 8752 Log.w(TAG, "==> For Activity " + a.info.name); 8753 } 8754 addFilter(intent); 8755 } 8756 } 8757 8758 public final void removeActivity(PackageParser.Activity a, String type) { 8759 mActivities.remove(a.getComponentName()); 8760 if (DEBUG_SHOW_INFO) { 8761 Log.v(TAG, " " + type + " " 8762 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8763 : a.info.name) + ":"); 8764 Log.v(TAG, " Class=" + a.info.name); 8765 } 8766 final int NI = a.intents.size(); 8767 for (int j=0; j<NI; j++) { 8768 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8769 if (DEBUG_SHOW_INFO) { 8770 Log.v(TAG, " IntentFilter:"); 8771 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8772 } 8773 removeFilter(intent); 8774 } 8775 } 8776 8777 @Override 8778 protected boolean allowFilterResult( 8779 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8780 ActivityInfo filterAi = filter.activity.info; 8781 for (int i=dest.size()-1; i>=0; i--) { 8782 ActivityInfo destAi = dest.get(i).activityInfo; 8783 if (destAi.name == filterAi.name 8784 && destAi.packageName == filterAi.packageName) { 8785 return false; 8786 } 8787 } 8788 return true; 8789 } 8790 8791 @Override 8792 protected ActivityIntentInfo[] newArray(int size) { 8793 return new ActivityIntentInfo[size]; 8794 } 8795 8796 @Override 8797 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8798 if (!sUserManager.exists(userId)) return true; 8799 PackageParser.Package p = filter.activity.owner; 8800 if (p != null) { 8801 PackageSetting ps = (PackageSetting)p.mExtras; 8802 if (ps != null) { 8803 // System apps are never considered stopped for purposes of 8804 // filtering, because there may be no way for the user to 8805 // actually re-launch them. 8806 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8807 && ps.getStopped(userId); 8808 } 8809 } 8810 return false; 8811 } 8812 8813 @Override 8814 protected boolean isPackageForFilter(String packageName, 8815 PackageParser.ActivityIntentInfo info) { 8816 return packageName.equals(info.activity.owner.packageName); 8817 } 8818 8819 @Override 8820 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8821 int match, int userId) { 8822 if (!sUserManager.exists(userId)) return null; 8823 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8824 return null; 8825 } 8826 final PackageParser.Activity activity = info.activity; 8827 if (mSafeMode && (activity.info.applicationInfo.flags 8828 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8829 return null; 8830 } 8831 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8832 if (ps == null) { 8833 return null; 8834 } 8835 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8836 ps.readUserState(userId), userId); 8837 if (ai == null) { 8838 return null; 8839 } 8840 final ResolveInfo res = new ResolveInfo(); 8841 res.activityInfo = ai; 8842 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8843 res.filter = info; 8844 } 8845 if (info != null) { 8846 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8847 } 8848 res.priority = info.getPriority(); 8849 res.preferredOrder = activity.owner.mPreferredOrder; 8850 //System.out.println("Result: " + res.activityInfo.className + 8851 // " = " + res.priority); 8852 res.match = match; 8853 res.isDefault = info.hasDefault; 8854 res.labelRes = info.labelRes; 8855 res.nonLocalizedLabel = info.nonLocalizedLabel; 8856 if (userNeedsBadging(userId)) { 8857 res.noResourceId = true; 8858 } else { 8859 res.icon = info.icon; 8860 } 8861 res.iconResourceId = info.icon; 8862 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8863 return res; 8864 } 8865 8866 @Override 8867 protected void sortResults(List<ResolveInfo> results) { 8868 Collections.sort(results, mResolvePrioritySorter); 8869 } 8870 8871 @Override 8872 protected void dumpFilter(PrintWriter out, String prefix, 8873 PackageParser.ActivityIntentInfo filter) { 8874 out.print(prefix); out.print( 8875 Integer.toHexString(System.identityHashCode(filter.activity))); 8876 out.print(' '); 8877 filter.activity.printComponentShortName(out); 8878 out.print(" filter "); 8879 out.println(Integer.toHexString(System.identityHashCode(filter))); 8880 } 8881 8882 @Override 8883 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8884 return filter.activity; 8885 } 8886 8887 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8888 PackageParser.Activity activity = (PackageParser.Activity)label; 8889 out.print(prefix); out.print( 8890 Integer.toHexString(System.identityHashCode(activity))); 8891 out.print(' '); 8892 activity.printComponentShortName(out); 8893 if (count > 1) { 8894 out.print(" ("); out.print(count); out.print(" filters)"); 8895 } 8896 out.println(); 8897 } 8898 8899// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8900// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8901// final List<ResolveInfo> retList = Lists.newArrayList(); 8902// while (i.hasNext()) { 8903// final ResolveInfo resolveInfo = i.next(); 8904// if (isEnabledLP(resolveInfo.activityInfo)) { 8905// retList.add(resolveInfo); 8906// } 8907// } 8908// return retList; 8909// } 8910 8911 // Keys are String (activity class name), values are Activity. 8912 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8913 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8914 private int mFlags; 8915 } 8916 8917 private final class ServiceIntentResolver 8918 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8919 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8920 boolean defaultOnly, int userId) { 8921 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8922 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8923 } 8924 8925 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8926 int userId) { 8927 if (!sUserManager.exists(userId)) return null; 8928 mFlags = flags; 8929 return super.queryIntent(intent, resolvedType, 8930 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8931 } 8932 8933 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8934 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8935 if (!sUserManager.exists(userId)) return null; 8936 if (packageServices == null) { 8937 return null; 8938 } 8939 mFlags = flags; 8940 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8941 final int N = packageServices.size(); 8942 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8943 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8944 8945 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8946 for (int i = 0; i < N; ++i) { 8947 intentFilters = packageServices.get(i).intents; 8948 if (intentFilters != null && intentFilters.size() > 0) { 8949 PackageParser.ServiceIntentInfo[] array = 8950 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8951 intentFilters.toArray(array); 8952 listCut.add(array); 8953 } 8954 } 8955 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8956 } 8957 8958 public final void addService(PackageParser.Service s) { 8959 mServices.put(s.getComponentName(), s); 8960 if (DEBUG_SHOW_INFO) { 8961 Log.v(TAG, " " 8962 + (s.info.nonLocalizedLabel != null 8963 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8964 Log.v(TAG, " Class=" + s.info.name); 8965 } 8966 final int NI = s.intents.size(); 8967 int j; 8968 for (j=0; j<NI; j++) { 8969 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8970 if (DEBUG_SHOW_INFO) { 8971 Log.v(TAG, " IntentFilter:"); 8972 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8973 } 8974 if (!intent.debugCheck()) { 8975 Log.w(TAG, "==> For Service " + s.info.name); 8976 } 8977 addFilter(intent); 8978 } 8979 } 8980 8981 public final void removeService(PackageParser.Service s) { 8982 mServices.remove(s.getComponentName()); 8983 if (DEBUG_SHOW_INFO) { 8984 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8985 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8986 Log.v(TAG, " Class=" + s.info.name); 8987 } 8988 final int NI = s.intents.size(); 8989 int j; 8990 for (j=0; j<NI; j++) { 8991 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8992 if (DEBUG_SHOW_INFO) { 8993 Log.v(TAG, " IntentFilter:"); 8994 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8995 } 8996 removeFilter(intent); 8997 } 8998 } 8999 9000 @Override 9001 protected boolean allowFilterResult( 9002 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9003 ServiceInfo filterSi = filter.service.info; 9004 for (int i=dest.size()-1; i>=0; i--) { 9005 ServiceInfo destAi = dest.get(i).serviceInfo; 9006 if (destAi.name == filterSi.name 9007 && destAi.packageName == filterSi.packageName) { 9008 return false; 9009 } 9010 } 9011 return true; 9012 } 9013 9014 @Override 9015 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9016 return new PackageParser.ServiceIntentInfo[size]; 9017 } 9018 9019 @Override 9020 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9021 if (!sUserManager.exists(userId)) return true; 9022 PackageParser.Package p = filter.service.owner; 9023 if (p != null) { 9024 PackageSetting ps = (PackageSetting)p.mExtras; 9025 if (ps != null) { 9026 // System apps are never considered stopped for purposes of 9027 // filtering, because there may be no way for the user to 9028 // actually re-launch them. 9029 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9030 && ps.getStopped(userId); 9031 } 9032 } 9033 return false; 9034 } 9035 9036 @Override 9037 protected boolean isPackageForFilter(String packageName, 9038 PackageParser.ServiceIntentInfo info) { 9039 return packageName.equals(info.service.owner.packageName); 9040 } 9041 9042 @Override 9043 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9044 int match, int userId) { 9045 if (!sUserManager.exists(userId)) return null; 9046 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9047 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9048 return null; 9049 } 9050 final PackageParser.Service service = info.service; 9051 if (mSafeMode && (service.info.applicationInfo.flags 9052 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9053 return null; 9054 } 9055 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9056 if (ps == null) { 9057 return null; 9058 } 9059 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9060 ps.readUserState(userId), userId); 9061 if (si == null) { 9062 return null; 9063 } 9064 final ResolveInfo res = new ResolveInfo(); 9065 res.serviceInfo = si; 9066 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9067 res.filter = filter; 9068 } 9069 res.priority = info.getPriority(); 9070 res.preferredOrder = service.owner.mPreferredOrder; 9071 res.match = match; 9072 res.isDefault = info.hasDefault; 9073 res.labelRes = info.labelRes; 9074 res.nonLocalizedLabel = info.nonLocalizedLabel; 9075 res.icon = info.icon; 9076 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9077 return res; 9078 } 9079 9080 @Override 9081 protected void sortResults(List<ResolveInfo> results) { 9082 Collections.sort(results, mResolvePrioritySorter); 9083 } 9084 9085 @Override 9086 protected void dumpFilter(PrintWriter out, String prefix, 9087 PackageParser.ServiceIntentInfo filter) { 9088 out.print(prefix); out.print( 9089 Integer.toHexString(System.identityHashCode(filter.service))); 9090 out.print(' '); 9091 filter.service.printComponentShortName(out); 9092 out.print(" filter "); 9093 out.println(Integer.toHexString(System.identityHashCode(filter))); 9094 } 9095 9096 @Override 9097 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9098 return filter.service; 9099 } 9100 9101 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9102 PackageParser.Service service = (PackageParser.Service)label; 9103 out.print(prefix); out.print( 9104 Integer.toHexString(System.identityHashCode(service))); 9105 out.print(' '); 9106 service.printComponentShortName(out); 9107 if (count > 1) { 9108 out.print(" ("); out.print(count); out.print(" filters)"); 9109 } 9110 out.println(); 9111 } 9112 9113// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9114// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9115// final List<ResolveInfo> retList = Lists.newArrayList(); 9116// while (i.hasNext()) { 9117// final ResolveInfo resolveInfo = (ResolveInfo) i; 9118// if (isEnabledLP(resolveInfo.serviceInfo)) { 9119// retList.add(resolveInfo); 9120// } 9121// } 9122// return retList; 9123// } 9124 9125 // Keys are String (activity class name), values are Activity. 9126 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9127 = new ArrayMap<ComponentName, PackageParser.Service>(); 9128 private int mFlags; 9129 }; 9130 9131 private final class ProviderIntentResolver 9132 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9133 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9134 boolean defaultOnly, int userId) { 9135 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9136 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9137 } 9138 9139 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9140 int userId) { 9141 if (!sUserManager.exists(userId)) 9142 return null; 9143 mFlags = flags; 9144 return super.queryIntent(intent, resolvedType, 9145 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9146 } 9147 9148 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9149 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9150 if (!sUserManager.exists(userId)) 9151 return null; 9152 if (packageProviders == null) { 9153 return null; 9154 } 9155 mFlags = flags; 9156 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9157 final int N = packageProviders.size(); 9158 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9159 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9160 9161 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9162 for (int i = 0; i < N; ++i) { 9163 intentFilters = packageProviders.get(i).intents; 9164 if (intentFilters != null && intentFilters.size() > 0) { 9165 PackageParser.ProviderIntentInfo[] array = 9166 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9167 intentFilters.toArray(array); 9168 listCut.add(array); 9169 } 9170 } 9171 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9172 } 9173 9174 public final void addProvider(PackageParser.Provider p) { 9175 if (mProviders.containsKey(p.getComponentName())) { 9176 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9177 return; 9178 } 9179 9180 mProviders.put(p.getComponentName(), p); 9181 if (DEBUG_SHOW_INFO) { 9182 Log.v(TAG, " " 9183 + (p.info.nonLocalizedLabel != null 9184 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9185 Log.v(TAG, " Class=" + p.info.name); 9186 } 9187 final int NI = p.intents.size(); 9188 int j; 9189 for (j = 0; j < NI; j++) { 9190 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9191 if (DEBUG_SHOW_INFO) { 9192 Log.v(TAG, " IntentFilter:"); 9193 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9194 } 9195 if (!intent.debugCheck()) { 9196 Log.w(TAG, "==> For Provider " + p.info.name); 9197 } 9198 addFilter(intent); 9199 } 9200 } 9201 9202 public final void removeProvider(PackageParser.Provider p) { 9203 mProviders.remove(p.getComponentName()); 9204 if (DEBUG_SHOW_INFO) { 9205 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9206 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9207 Log.v(TAG, " Class=" + p.info.name); 9208 } 9209 final int NI = p.intents.size(); 9210 int j; 9211 for (j = 0; j < NI; j++) { 9212 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9213 if (DEBUG_SHOW_INFO) { 9214 Log.v(TAG, " IntentFilter:"); 9215 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9216 } 9217 removeFilter(intent); 9218 } 9219 } 9220 9221 @Override 9222 protected boolean allowFilterResult( 9223 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9224 ProviderInfo filterPi = filter.provider.info; 9225 for (int i = dest.size() - 1; i >= 0; i--) { 9226 ProviderInfo destPi = dest.get(i).providerInfo; 9227 if (destPi.name == filterPi.name 9228 && destPi.packageName == filterPi.packageName) { 9229 return false; 9230 } 9231 } 9232 return true; 9233 } 9234 9235 @Override 9236 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9237 return new PackageParser.ProviderIntentInfo[size]; 9238 } 9239 9240 @Override 9241 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9242 if (!sUserManager.exists(userId)) 9243 return true; 9244 PackageParser.Package p = filter.provider.owner; 9245 if (p != null) { 9246 PackageSetting ps = (PackageSetting) p.mExtras; 9247 if (ps != null) { 9248 // System apps are never considered stopped for purposes of 9249 // filtering, because there may be no way for the user to 9250 // actually re-launch them. 9251 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9252 && ps.getStopped(userId); 9253 } 9254 } 9255 return false; 9256 } 9257 9258 @Override 9259 protected boolean isPackageForFilter(String packageName, 9260 PackageParser.ProviderIntentInfo info) { 9261 return packageName.equals(info.provider.owner.packageName); 9262 } 9263 9264 @Override 9265 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9266 int match, int userId) { 9267 if (!sUserManager.exists(userId)) 9268 return null; 9269 final PackageParser.ProviderIntentInfo info = filter; 9270 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9271 return null; 9272 } 9273 final PackageParser.Provider provider = info.provider; 9274 if (mSafeMode && (provider.info.applicationInfo.flags 9275 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9276 return null; 9277 } 9278 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9279 if (ps == null) { 9280 return null; 9281 } 9282 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9283 ps.readUserState(userId), userId); 9284 if (pi == null) { 9285 return null; 9286 } 9287 final ResolveInfo res = new ResolveInfo(); 9288 res.providerInfo = pi; 9289 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9290 res.filter = filter; 9291 } 9292 res.priority = info.getPriority(); 9293 res.preferredOrder = provider.owner.mPreferredOrder; 9294 res.match = match; 9295 res.isDefault = info.hasDefault; 9296 res.labelRes = info.labelRes; 9297 res.nonLocalizedLabel = info.nonLocalizedLabel; 9298 res.icon = info.icon; 9299 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9300 return res; 9301 } 9302 9303 @Override 9304 protected void sortResults(List<ResolveInfo> results) { 9305 Collections.sort(results, mResolvePrioritySorter); 9306 } 9307 9308 @Override 9309 protected void dumpFilter(PrintWriter out, String prefix, 9310 PackageParser.ProviderIntentInfo filter) { 9311 out.print(prefix); 9312 out.print( 9313 Integer.toHexString(System.identityHashCode(filter.provider))); 9314 out.print(' '); 9315 filter.provider.printComponentShortName(out); 9316 out.print(" filter "); 9317 out.println(Integer.toHexString(System.identityHashCode(filter))); 9318 } 9319 9320 @Override 9321 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9322 return filter.provider; 9323 } 9324 9325 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9326 PackageParser.Provider provider = (PackageParser.Provider)label; 9327 out.print(prefix); out.print( 9328 Integer.toHexString(System.identityHashCode(provider))); 9329 out.print(' '); 9330 provider.printComponentShortName(out); 9331 if (count > 1) { 9332 out.print(" ("); out.print(count); out.print(" filters)"); 9333 } 9334 out.println(); 9335 } 9336 9337 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9338 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9339 private int mFlags; 9340 }; 9341 9342 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9343 new Comparator<ResolveInfo>() { 9344 public int compare(ResolveInfo r1, ResolveInfo r2) { 9345 int v1 = r1.priority; 9346 int v2 = r2.priority; 9347 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9348 if (v1 != v2) { 9349 return (v1 > v2) ? -1 : 1; 9350 } 9351 v1 = r1.preferredOrder; 9352 v2 = r2.preferredOrder; 9353 if (v1 != v2) { 9354 return (v1 > v2) ? -1 : 1; 9355 } 9356 if (r1.isDefault != r2.isDefault) { 9357 return r1.isDefault ? -1 : 1; 9358 } 9359 v1 = r1.match; 9360 v2 = r2.match; 9361 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9362 if (v1 != v2) { 9363 return (v1 > v2) ? -1 : 1; 9364 } 9365 if (r1.system != r2.system) { 9366 return r1.system ? -1 : 1; 9367 } 9368 return 0; 9369 } 9370 }; 9371 9372 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9373 new Comparator<ProviderInfo>() { 9374 public int compare(ProviderInfo p1, ProviderInfo p2) { 9375 final int v1 = p1.initOrder; 9376 final int v2 = p2.initOrder; 9377 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9378 } 9379 }; 9380 9381 final void sendPackageBroadcast(final String action, final String pkg, 9382 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9383 final int[] userIds) { 9384 mHandler.post(new Runnable() { 9385 @Override 9386 public void run() { 9387 try { 9388 final IActivityManager am = ActivityManagerNative.getDefault(); 9389 if (am == null) return; 9390 final int[] resolvedUserIds; 9391 if (userIds == null) { 9392 resolvedUserIds = am.getRunningUserIds(); 9393 } else { 9394 resolvedUserIds = userIds; 9395 } 9396 for (int id : resolvedUserIds) { 9397 final Intent intent = new Intent(action, 9398 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9399 if (extras != null) { 9400 intent.putExtras(extras); 9401 } 9402 if (targetPkg != null) { 9403 intent.setPackage(targetPkg); 9404 } 9405 // Modify the UID when posting to other users 9406 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9407 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9408 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9409 intent.putExtra(Intent.EXTRA_UID, uid); 9410 } 9411 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9412 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9413 if (DEBUG_BROADCASTS) { 9414 RuntimeException here = new RuntimeException("here"); 9415 here.fillInStackTrace(); 9416 Slog.d(TAG, "Sending to user " + id + ": " 9417 + intent.toShortString(false, true, false, false) 9418 + " " + intent.getExtras(), here); 9419 } 9420 am.broadcastIntent(null, intent, null, finishedReceiver, 9421 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9422 null, finishedReceiver != null, false, id); 9423 } 9424 } catch (RemoteException ex) { 9425 } 9426 } 9427 }); 9428 } 9429 9430 /** 9431 * Check if the external storage media is available. This is true if there 9432 * is a mounted external storage medium or if the external storage is 9433 * emulated. 9434 */ 9435 private boolean isExternalMediaAvailable() { 9436 return mMediaMounted || Environment.isExternalStorageEmulated(); 9437 } 9438 9439 @Override 9440 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9441 // writer 9442 synchronized (mPackages) { 9443 if (!isExternalMediaAvailable()) { 9444 // If the external storage is no longer mounted at this point, 9445 // the caller may not have been able to delete all of this 9446 // packages files and can not delete any more. Bail. 9447 return null; 9448 } 9449 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9450 if (lastPackage != null) { 9451 pkgs.remove(lastPackage); 9452 } 9453 if (pkgs.size() > 0) { 9454 return pkgs.get(0); 9455 } 9456 } 9457 return null; 9458 } 9459 9460 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9461 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9462 userId, andCode ? 1 : 0, packageName); 9463 if (mSystemReady) { 9464 msg.sendToTarget(); 9465 } else { 9466 if (mPostSystemReadyMessages == null) { 9467 mPostSystemReadyMessages = new ArrayList<>(); 9468 } 9469 mPostSystemReadyMessages.add(msg); 9470 } 9471 } 9472 9473 void startCleaningPackages() { 9474 // reader 9475 synchronized (mPackages) { 9476 if (!isExternalMediaAvailable()) { 9477 return; 9478 } 9479 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9480 return; 9481 } 9482 } 9483 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9484 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9485 IActivityManager am = ActivityManagerNative.getDefault(); 9486 if (am != null) { 9487 try { 9488 am.startService(null, intent, null, mContext.getOpPackageName(), 9489 UserHandle.USER_OWNER); 9490 } catch (RemoteException e) { 9491 } 9492 } 9493 } 9494 9495 @Override 9496 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9497 int installFlags, String installerPackageName, VerificationParams verificationParams, 9498 String packageAbiOverride) { 9499 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9500 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9501 } 9502 9503 @Override 9504 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9505 int installFlags, String installerPackageName, VerificationParams verificationParams, 9506 String packageAbiOverride, int userId) { 9507 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9508 9509 final int callingUid = Binder.getCallingUid(); 9510 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9511 9512 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9513 try { 9514 if (observer != null) { 9515 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9516 } 9517 } catch (RemoteException re) { 9518 } 9519 return; 9520 } 9521 9522 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9523 installFlags |= PackageManager.INSTALL_FROM_ADB; 9524 9525 } else { 9526 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9527 // about installerPackageName. 9528 9529 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9530 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9531 } 9532 9533 UserHandle user; 9534 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9535 user = UserHandle.ALL; 9536 } else { 9537 user = new UserHandle(userId); 9538 } 9539 9540 // Only system components can circumvent runtime permissions when installing. 9541 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9542 && mContext.checkCallingOrSelfPermission(Manifest.permission 9543 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9544 throw new SecurityException("You need the " 9545 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9546 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9547 } 9548 9549 verificationParams.setInstallerUid(callingUid); 9550 9551 final File originFile = new File(originPath); 9552 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9553 9554 final Message msg = mHandler.obtainMessage(INIT_COPY); 9555 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9556 null, verificationParams, user, packageAbiOverride, null); 9557 mHandler.sendMessage(msg); 9558 } 9559 9560 void installStage(String packageName, File stagedDir, String stagedCid, 9561 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9562 String installerPackageName, int installerUid, UserHandle user) { 9563 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9564 params.referrerUri, installerUid, null); 9565 verifParams.setInstallerUid(installerUid); 9566 9567 final OriginInfo origin; 9568 if (stagedDir != null) { 9569 origin = OriginInfo.fromStagedFile(stagedDir); 9570 } else { 9571 origin = OriginInfo.fromStagedContainer(stagedCid); 9572 } 9573 9574 final Message msg = mHandler.obtainMessage(INIT_COPY); 9575 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9576 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9577 params.grantedRuntimePermissions); 9578 mHandler.sendMessage(msg); 9579 } 9580 9581 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9582 Bundle extras = new Bundle(1); 9583 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9584 9585 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9586 packageName, extras, null, null, new int[] {userId}); 9587 try { 9588 IActivityManager am = ActivityManagerNative.getDefault(); 9589 final boolean isSystem = 9590 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9591 if (isSystem && am.isUserRunning(userId, false)) { 9592 // The just-installed/enabled app is bundled on the system, so presumed 9593 // to be able to run automatically without needing an explicit launch. 9594 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9595 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9596 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9597 .setPackage(packageName); 9598 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9599 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9600 } 9601 } catch (RemoteException e) { 9602 // shouldn't happen 9603 Slog.w(TAG, "Unable to bootstrap installed package", e); 9604 } 9605 } 9606 9607 @Override 9608 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9609 int userId) { 9610 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9611 PackageSetting pkgSetting; 9612 final int uid = Binder.getCallingUid(); 9613 enforceCrossUserPermission(uid, userId, true, true, 9614 "setApplicationHiddenSetting for user " + userId); 9615 9616 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9617 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9618 return false; 9619 } 9620 9621 long callingId = Binder.clearCallingIdentity(); 9622 try { 9623 boolean sendAdded = false; 9624 boolean sendRemoved = false; 9625 // writer 9626 synchronized (mPackages) { 9627 pkgSetting = mSettings.mPackages.get(packageName); 9628 if (pkgSetting == null) { 9629 return false; 9630 } 9631 if (pkgSetting.getHidden(userId) != hidden) { 9632 pkgSetting.setHidden(hidden, userId); 9633 mSettings.writePackageRestrictionsLPr(userId); 9634 if (hidden) { 9635 sendRemoved = true; 9636 } else { 9637 sendAdded = true; 9638 } 9639 } 9640 } 9641 if (sendAdded) { 9642 sendPackageAddedForUser(packageName, pkgSetting, userId); 9643 return true; 9644 } 9645 if (sendRemoved) { 9646 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9647 "hiding pkg"); 9648 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9649 return true; 9650 } 9651 } finally { 9652 Binder.restoreCallingIdentity(callingId); 9653 } 9654 return false; 9655 } 9656 9657 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9658 int userId) { 9659 final PackageRemovedInfo info = new PackageRemovedInfo(); 9660 info.removedPackage = packageName; 9661 info.removedUsers = new int[] {userId}; 9662 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9663 info.sendBroadcast(false, false, false); 9664 } 9665 9666 /** 9667 * Returns true if application is not found or there was an error. Otherwise it returns 9668 * the hidden state of the package for the given user. 9669 */ 9670 @Override 9671 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9672 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9673 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9674 false, "getApplicationHidden for user " + userId); 9675 PackageSetting pkgSetting; 9676 long callingId = Binder.clearCallingIdentity(); 9677 try { 9678 // writer 9679 synchronized (mPackages) { 9680 pkgSetting = mSettings.mPackages.get(packageName); 9681 if (pkgSetting == null) { 9682 return true; 9683 } 9684 return pkgSetting.getHidden(userId); 9685 } 9686 } finally { 9687 Binder.restoreCallingIdentity(callingId); 9688 } 9689 } 9690 9691 /** 9692 * @hide 9693 */ 9694 @Override 9695 public int installExistingPackageAsUser(String packageName, int userId) { 9696 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9697 null); 9698 PackageSetting pkgSetting; 9699 final int uid = Binder.getCallingUid(); 9700 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9701 + userId); 9702 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9703 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9704 } 9705 9706 long callingId = Binder.clearCallingIdentity(); 9707 try { 9708 boolean sendAdded = false; 9709 9710 // writer 9711 synchronized (mPackages) { 9712 pkgSetting = mSettings.mPackages.get(packageName); 9713 if (pkgSetting == null) { 9714 return PackageManager.INSTALL_FAILED_INVALID_URI; 9715 } 9716 if (!pkgSetting.getInstalled(userId)) { 9717 pkgSetting.setInstalled(true, userId); 9718 pkgSetting.setHidden(false, userId); 9719 mSettings.writePackageRestrictionsLPr(userId); 9720 sendAdded = true; 9721 } 9722 } 9723 9724 if (sendAdded) { 9725 sendPackageAddedForUser(packageName, pkgSetting, userId); 9726 } 9727 } finally { 9728 Binder.restoreCallingIdentity(callingId); 9729 } 9730 9731 return PackageManager.INSTALL_SUCCEEDED; 9732 } 9733 9734 boolean isUserRestricted(int userId, String restrictionKey) { 9735 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9736 if (restrictions.getBoolean(restrictionKey, false)) { 9737 Log.w(TAG, "User is restricted: " + restrictionKey); 9738 return true; 9739 } 9740 return false; 9741 } 9742 9743 @Override 9744 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9745 mContext.enforceCallingOrSelfPermission( 9746 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9747 "Only package verification agents can verify applications"); 9748 9749 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9750 final PackageVerificationResponse response = new PackageVerificationResponse( 9751 verificationCode, Binder.getCallingUid()); 9752 msg.arg1 = id; 9753 msg.obj = response; 9754 mHandler.sendMessage(msg); 9755 } 9756 9757 @Override 9758 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9759 long millisecondsToDelay) { 9760 mContext.enforceCallingOrSelfPermission( 9761 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9762 "Only package verification agents can extend verification timeouts"); 9763 9764 final PackageVerificationState state = mPendingVerification.get(id); 9765 final PackageVerificationResponse response = new PackageVerificationResponse( 9766 verificationCodeAtTimeout, Binder.getCallingUid()); 9767 9768 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9769 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9770 } 9771 if (millisecondsToDelay < 0) { 9772 millisecondsToDelay = 0; 9773 } 9774 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9775 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9776 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9777 } 9778 9779 if ((state != null) && !state.timeoutExtended()) { 9780 state.extendTimeout(); 9781 9782 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9783 msg.arg1 = id; 9784 msg.obj = response; 9785 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9786 } 9787 } 9788 9789 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9790 int verificationCode, UserHandle user) { 9791 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9792 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9793 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9794 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9795 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9796 9797 mContext.sendBroadcastAsUser(intent, user, 9798 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9799 } 9800 9801 private ComponentName matchComponentForVerifier(String packageName, 9802 List<ResolveInfo> receivers) { 9803 ActivityInfo targetReceiver = null; 9804 9805 final int NR = receivers.size(); 9806 for (int i = 0; i < NR; i++) { 9807 final ResolveInfo info = receivers.get(i); 9808 if (info.activityInfo == null) { 9809 continue; 9810 } 9811 9812 if (packageName.equals(info.activityInfo.packageName)) { 9813 targetReceiver = info.activityInfo; 9814 break; 9815 } 9816 } 9817 9818 if (targetReceiver == null) { 9819 return null; 9820 } 9821 9822 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9823 } 9824 9825 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9826 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9827 if (pkgInfo.verifiers.length == 0) { 9828 return null; 9829 } 9830 9831 final int N = pkgInfo.verifiers.length; 9832 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9833 for (int i = 0; i < N; i++) { 9834 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9835 9836 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9837 receivers); 9838 if (comp == null) { 9839 continue; 9840 } 9841 9842 final int verifierUid = getUidForVerifier(verifierInfo); 9843 if (verifierUid == -1) { 9844 continue; 9845 } 9846 9847 if (DEBUG_VERIFY) { 9848 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9849 + " with the correct signature"); 9850 } 9851 sufficientVerifiers.add(comp); 9852 verificationState.addSufficientVerifier(verifierUid); 9853 } 9854 9855 return sufficientVerifiers; 9856 } 9857 9858 private int getUidForVerifier(VerifierInfo verifierInfo) { 9859 synchronized (mPackages) { 9860 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9861 if (pkg == null) { 9862 return -1; 9863 } else if (pkg.mSignatures.length != 1) { 9864 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9865 + " has more than one signature; ignoring"); 9866 return -1; 9867 } 9868 9869 /* 9870 * If the public key of the package's signature does not match 9871 * our expected public key, then this is a different package and 9872 * we should skip. 9873 */ 9874 9875 final byte[] expectedPublicKey; 9876 try { 9877 final Signature verifierSig = pkg.mSignatures[0]; 9878 final PublicKey publicKey = verifierSig.getPublicKey(); 9879 expectedPublicKey = publicKey.getEncoded(); 9880 } catch (CertificateException e) { 9881 return -1; 9882 } 9883 9884 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9885 9886 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9887 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9888 + " does not have the expected public key; ignoring"); 9889 return -1; 9890 } 9891 9892 return pkg.applicationInfo.uid; 9893 } 9894 } 9895 9896 @Override 9897 public void finishPackageInstall(int token) { 9898 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9899 9900 if (DEBUG_INSTALL) { 9901 Slog.v(TAG, "BM finishing package install for " + token); 9902 } 9903 9904 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9905 mHandler.sendMessage(msg); 9906 } 9907 9908 /** 9909 * Get the verification agent timeout. 9910 * 9911 * @return verification timeout in milliseconds 9912 */ 9913 private long getVerificationTimeout() { 9914 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9915 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9916 DEFAULT_VERIFICATION_TIMEOUT); 9917 } 9918 9919 /** 9920 * Get the default verification agent response code. 9921 * 9922 * @return default verification response code 9923 */ 9924 private int getDefaultVerificationResponse() { 9925 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9926 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9927 DEFAULT_VERIFICATION_RESPONSE); 9928 } 9929 9930 /** 9931 * Check whether or not package verification has been enabled. 9932 * 9933 * @return true if verification should be performed 9934 */ 9935 private boolean isVerificationEnabled(int userId, int installFlags) { 9936 if (!DEFAULT_VERIFY_ENABLE) { 9937 return false; 9938 } 9939 9940 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9941 9942 // Check if installing from ADB 9943 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9944 // Do not run verification in a test harness environment 9945 if (ActivityManager.isRunningInTestHarness()) { 9946 return false; 9947 } 9948 if (ensureVerifyAppsEnabled) { 9949 return true; 9950 } 9951 // Check if the developer does not want package verification for ADB installs 9952 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9953 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9954 return false; 9955 } 9956 } 9957 9958 if (ensureVerifyAppsEnabled) { 9959 return true; 9960 } 9961 9962 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9963 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9964 } 9965 9966 @Override 9967 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9968 throws RemoteException { 9969 mContext.enforceCallingOrSelfPermission( 9970 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9971 "Only intentfilter verification agents can verify applications"); 9972 9973 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9974 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9975 Binder.getCallingUid(), verificationCode, failedDomains); 9976 msg.arg1 = id; 9977 msg.obj = response; 9978 mHandler.sendMessage(msg); 9979 } 9980 9981 @Override 9982 public int getIntentVerificationStatus(String packageName, int userId) { 9983 synchronized (mPackages) { 9984 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9985 } 9986 } 9987 9988 @Override 9989 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9990 mContext.enforceCallingOrSelfPermission( 9991 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9992 9993 boolean result = false; 9994 synchronized (mPackages) { 9995 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9996 } 9997 if (result) { 9998 scheduleWritePackageRestrictionsLocked(userId); 9999 } 10000 return result; 10001 } 10002 10003 @Override 10004 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10005 synchronized (mPackages) { 10006 return mSettings.getIntentFilterVerificationsLPr(packageName); 10007 } 10008 } 10009 10010 @Override 10011 public List<IntentFilter> getAllIntentFilters(String packageName) { 10012 if (TextUtils.isEmpty(packageName)) { 10013 return Collections.<IntentFilter>emptyList(); 10014 } 10015 synchronized (mPackages) { 10016 PackageParser.Package pkg = mPackages.get(packageName); 10017 if (pkg == null || pkg.activities == null) { 10018 return Collections.<IntentFilter>emptyList(); 10019 } 10020 final int count = pkg.activities.size(); 10021 ArrayList<IntentFilter> result = new ArrayList<>(); 10022 for (int n=0; n<count; n++) { 10023 PackageParser.Activity activity = pkg.activities.get(n); 10024 if (activity.intents != null || activity.intents.size() > 0) { 10025 result.addAll(activity.intents); 10026 } 10027 } 10028 return result; 10029 } 10030 } 10031 10032 @Override 10033 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10034 mContext.enforceCallingOrSelfPermission( 10035 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10036 10037 synchronized (mPackages) { 10038 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10039 if (packageName != null) { 10040 result |= updateIntentVerificationStatus(packageName, 10041 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10042 userId); 10043 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10044 packageName, userId); 10045 } 10046 return result; 10047 } 10048 } 10049 10050 @Override 10051 public String getDefaultBrowserPackageName(int userId) { 10052 synchronized (mPackages) { 10053 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10054 } 10055 } 10056 10057 /** 10058 * Get the "allow unknown sources" setting. 10059 * 10060 * @return the current "allow unknown sources" setting 10061 */ 10062 private int getUnknownSourcesSettings() { 10063 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10064 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10065 -1); 10066 } 10067 10068 @Override 10069 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10070 final int uid = Binder.getCallingUid(); 10071 // writer 10072 synchronized (mPackages) { 10073 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10074 if (targetPackageSetting == null) { 10075 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10076 } 10077 10078 PackageSetting installerPackageSetting; 10079 if (installerPackageName != null) { 10080 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10081 if (installerPackageSetting == null) { 10082 throw new IllegalArgumentException("Unknown installer package: " 10083 + installerPackageName); 10084 } 10085 } else { 10086 installerPackageSetting = null; 10087 } 10088 10089 Signature[] callerSignature; 10090 Object obj = mSettings.getUserIdLPr(uid); 10091 if (obj != null) { 10092 if (obj instanceof SharedUserSetting) { 10093 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10094 } else if (obj instanceof PackageSetting) { 10095 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10096 } else { 10097 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10098 } 10099 } else { 10100 throw new SecurityException("Unknown calling uid " + uid); 10101 } 10102 10103 // Verify: can't set installerPackageName to a package that is 10104 // not signed with the same cert as the caller. 10105 if (installerPackageSetting != null) { 10106 if (compareSignatures(callerSignature, 10107 installerPackageSetting.signatures.mSignatures) 10108 != PackageManager.SIGNATURE_MATCH) { 10109 throw new SecurityException( 10110 "Caller does not have same cert as new installer package " 10111 + installerPackageName); 10112 } 10113 } 10114 10115 // Verify: if target already has an installer package, it must 10116 // be signed with the same cert as the caller. 10117 if (targetPackageSetting.installerPackageName != null) { 10118 PackageSetting setting = mSettings.mPackages.get( 10119 targetPackageSetting.installerPackageName); 10120 // If the currently set package isn't valid, then it's always 10121 // okay to change it. 10122 if (setting != null) { 10123 if (compareSignatures(callerSignature, 10124 setting.signatures.mSignatures) 10125 != PackageManager.SIGNATURE_MATCH) { 10126 throw new SecurityException( 10127 "Caller does not have same cert as old installer package " 10128 + targetPackageSetting.installerPackageName); 10129 } 10130 } 10131 } 10132 10133 // Okay! 10134 targetPackageSetting.installerPackageName = installerPackageName; 10135 scheduleWriteSettingsLocked(); 10136 } 10137 } 10138 10139 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10140 // Queue up an async operation since the package installation may take a little while. 10141 mHandler.post(new Runnable() { 10142 public void run() { 10143 mHandler.removeCallbacks(this); 10144 // Result object to be returned 10145 PackageInstalledInfo res = new PackageInstalledInfo(); 10146 res.returnCode = currentStatus; 10147 res.uid = -1; 10148 res.pkg = null; 10149 res.removedInfo = new PackageRemovedInfo(); 10150 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10151 args.doPreInstall(res.returnCode); 10152 synchronized (mInstallLock) { 10153 installPackageLI(args, res); 10154 } 10155 args.doPostInstall(res.returnCode, res.uid); 10156 } 10157 10158 // A restore should be performed at this point if (a) the install 10159 // succeeded, (b) the operation is not an update, and (c) the new 10160 // package has not opted out of backup participation. 10161 final boolean update = res.removedInfo.removedPackage != null; 10162 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10163 boolean doRestore = !update 10164 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10165 10166 // Set up the post-install work request bookkeeping. This will be used 10167 // and cleaned up by the post-install event handling regardless of whether 10168 // there's a restore pass performed. Token values are >= 1. 10169 int token; 10170 if (mNextInstallToken < 0) mNextInstallToken = 1; 10171 token = mNextInstallToken++; 10172 10173 PostInstallData data = new PostInstallData(args, res); 10174 mRunningInstalls.put(token, data); 10175 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10176 10177 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10178 // Pass responsibility to the Backup Manager. It will perform a 10179 // restore if appropriate, then pass responsibility back to the 10180 // Package Manager to run the post-install observer callbacks 10181 // and broadcasts. 10182 IBackupManager bm = IBackupManager.Stub.asInterface( 10183 ServiceManager.getService(Context.BACKUP_SERVICE)); 10184 if (bm != null) { 10185 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10186 + " to BM for possible restore"); 10187 try { 10188 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10189 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10190 } else { 10191 doRestore = false; 10192 } 10193 } catch (RemoteException e) { 10194 // can't happen; the backup manager is local 10195 } catch (Exception e) { 10196 Slog.e(TAG, "Exception trying to enqueue restore", e); 10197 doRestore = false; 10198 } 10199 } else { 10200 Slog.e(TAG, "Backup Manager not found!"); 10201 doRestore = false; 10202 } 10203 } 10204 10205 if (!doRestore) { 10206 // No restore possible, or the Backup Manager was mysteriously not 10207 // available -- just fire the post-install work request directly. 10208 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10209 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10210 mHandler.sendMessage(msg); 10211 } 10212 } 10213 }); 10214 } 10215 10216 private abstract class HandlerParams { 10217 private static final int MAX_RETRIES = 4; 10218 10219 /** 10220 * Number of times startCopy() has been attempted and had a non-fatal 10221 * error. 10222 */ 10223 private int mRetries = 0; 10224 10225 /** User handle for the user requesting the information or installation. */ 10226 private final UserHandle mUser; 10227 10228 HandlerParams(UserHandle user) { 10229 mUser = user; 10230 } 10231 10232 UserHandle getUser() { 10233 return mUser; 10234 } 10235 10236 final boolean startCopy() { 10237 boolean res; 10238 try { 10239 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10240 10241 if (++mRetries > MAX_RETRIES) { 10242 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10243 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10244 handleServiceError(); 10245 return false; 10246 } else { 10247 handleStartCopy(); 10248 res = true; 10249 } 10250 } catch (RemoteException e) { 10251 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10252 mHandler.sendEmptyMessage(MCS_RECONNECT); 10253 res = false; 10254 } 10255 handleReturnCode(); 10256 return res; 10257 } 10258 10259 final void serviceError() { 10260 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10261 handleServiceError(); 10262 handleReturnCode(); 10263 } 10264 10265 abstract void handleStartCopy() throws RemoteException; 10266 abstract void handleServiceError(); 10267 abstract void handleReturnCode(); 10268 } 10269 10270 class MeasureParams extends HandlerParams { 10271 private final PackageStats mStats; 10272 private boolean mSuccess; 10273 10274 private final IPackageStatsObserver mObserver; 10275 10276 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10277 super(new UserHandle(stats.userHandle)); 10278 mObserver = observer; 10279 mStats = stats; 10280 } 10281 10282 @Override 10283 public String toString() { 10284 return "MeasureParams{" 10285 + Integer.toHexString(System.identityHashCode(this)) 10286 + " " + mStats.packageName + "}"; 10287 } 10288 10289 @Override 10290 void handleStartCopy() throws RemoteException { 10291 synchronized (mInstallLock) { 10292 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10293 } 10294 10295 if (mSuccess) { 10296 final boolean mounted; 10297 if (Environment.isExternalStorageEmulated()) { 10298 mounted = true; 10299 } else { 10300 final String status = Environment.getExternalStorageState(); 10301 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10302 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10303 } 10304 10305 if (mounted) { 10306 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10307 10308 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10309 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10310 10311 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10312 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10313 10314 // Always subtract cache size, since it's a subdirectory 10315 mStats.externalDataSize -= mStats.externalCacheSize; 10316 10317 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10318 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10319 10320 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10321 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10322 } 10323 } 10324 } 10325 10326 @Override 10327 void handleReturnCode() { 10328 if (mObserver != null) { 10329 try { 10330 mObserver.onGetStatsCompleted(mStats, mSuccess); 10331 } catch (RemoteException e) { 10332 Slog.i(TAG, "Observer no longer exists."); 10333 } 10334 } 10335 } 10336 10337 @Override 10338 void handleServiceError() { 10339 Slog.e(TAG, "Could not measure application " + mStats.packageName 10340 + " external storage"); 10341 } 10342 } 10343 10344 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10345 throws RemoteException { 10346 long result = 0; 10347 for (File path : paths) { 10348 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10349 } 10350 return result; 10351 } 10352 10353 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10354 for (File path : paths) { 10355 try { 10356 mcs.clearDirectory(path.getAbsolutePath()); 10357 } catch (RemoteException e) { 10358 } 10359 } 10360 } 10361 10362 static class OriginInfo { 10363 /** 10364 * Location where install is coming from, before it has been 10365 * copied/renamed into place. This could be a single monolithic APK 10366 * file, or a cluster directory. This location may be untrusted. 10367 */ 10368 final File file; 10369 final String cid; 10370 10371 /** 10372 * Flag indicating that {@link #file} or {@link #cid} has already been 10373 * staged, meaning downstream users don't need to defensively copy the 10374 * contents. 10375 */ 10376 final boolean staged; 10377 10378 /** 10379 * Flag indicating that {@link #file} or {@link #cid} is an already 10380 * installed app that is being moved. 10381 */ 10382 final boolean existing; 10383 10384 final String resolvedPath; 10385 final File resolvedFile; 10386 10387 static OriginInfo fromNothing() { 10388 return new OriginInfo(null, null, false, false); 10389 } 10390 10391 static OriginInfo fromUntrustedFile(File file) { 10392 return new OriginInfo(file, null, false, false); 10393 } 10394 10395 static OriginInfo fromExistingFile(File file) { 10396 return new OriginInfo(file, null, false, true); 10397 } 10398 10399 static OriginInfo fromStagedFile(File file) { 10400 return new OriginInfo(file, null, true, false); 10401 } 10402 10403 static OriginInfo fromStagedContainer(String cid) { 10404 return new OriginInfo(null, cid, true, false); 10405 } 10406 10407 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10408 this.file = file; 10409 this.cid = cid; 10410 this.staged = staged; 10411 this.existing = existing; 10412 10413 if (cid != null) { 10414 resolvedPath = PackageHelper.getSdDir(cid); 10415 resolvedFile = new File(resolvedPath); 10416 } else if (file != null) { 10417 resolvedPath = file.getAbsolutePath(); 10418 resolvedFile = file; 10419 } else { 10420 resolvedPath = null; 10421 resolvedFile = null; 10422 } 10423 } 10424 } 10425 10426 class MoveInfo { 10427 final int moveId; 10428 final String fromUuid; 10429 final String toUuid; 10430 final String packageName; 10431 final String dataAppName; 10432 final int appId; 10433 final String seinfo; 10434 10435 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10436 String dataAppName, int appId, String seinfo) { 10437 this.moveId = moveId; 10438 this.fromUuid = fromUuid; 10439 this.toUuid = toUuid; 10440 this.packageName = packageName; 10441 this.dataAppName = dataAppName; 10442 this.appId = appId; 10443 this.seinfo = seinfo; 10444 } 10445 } 10446 10447 class InstallParams extends HandlerParams { 10448 final OriginInfo origin; 10449 final MoveInfo move; 10450 final IPackageInstallObserver2 observer; 10451 int installFlags; 10452 final String installerPackageName; 10453 final String volumeUuid; 10454 final VerificationParams verificationParams; 10455 private InstallArgs mArgs; 10456 private int mRet; 10457 final String packageAbiOverride; 10458 final String[] grantedRuntimePermissions; 10459 10460 10461 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10462 int installFlags, String installerPackageName, String volumeUuid, 10463 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10464 String[] grantedPermissions) { 10465 super(user); 10466 this.origin = origin; 10467 this.move = move; 10468 this.observer = observer; 10469 this.installFlags = installFlags; 10470 this.installerPackageName = installerPackageName; 10471 this.volumeUuid = volumeUuid; 10472 this.verificationParams = verificationParams; 10473 this.packageAbiOverride = packageAbiOverride; 10474 this.grantedRuntimePermissions = grantedPermissions; 10475 } 10476 10477 @Override 10478 public String toString() { 10479 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10480 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10481 } 10482 10483 public ManifestDigest getManifestDigest() { 10484 if (verificationParams == null) { 10485 return null; 10486 } 10487 return verificationParams.getManifestDigest(); 10488 } 10489 10490 private int installLocationPolicy(PackageInfoLite pkgLite) { 10491 String packageName = pkgLite.packageName; 10492 int installLocation = pkgLite.installLocation; 10493 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10494 // reader 10495 synchronized (mPackages) { 10496 PackageParser.Package pkg = mPackages.get(packageName); 10497 if (pkg != null) { 10498 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10499 // Check for downgrading. 10500 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10501 try { 10502 checkDowngrade(pkg, pkgLite); 10503 } catch (PackageManagerException e) { 10504 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10505 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10506 } 10507 } 10508 // Check for updated system application. 10509 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10510 if (onSd) { 10511 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10512 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10513 } 10514 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10515 } else { 10516 if (onSd) { 10517 // Install flag overrides everything. 10518 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10519 } 10520 // If current upgrade specifies particular preference 10521 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10522 // Application explicitly specified internal. 10523 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10524 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10525 // App explictly prefers external. Let policy decide 10526 } else { 10527 // Prefer previous location 10528 if (isExternal(pkg)) { 10529 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10530 } 10531 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10532 } 10533 } 10534 } else { 10535 // Invalid install. Return error code 10536 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10537 } 10538 } 10539 } 10540 // All the special cases have been taken care of. 10541 // Return result based on recommended install location. 10542 if (onSd) { 10543 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10544 } 10545 return pkgLite.recommendedInstallLocation; 10546 } 10547 10548 /* 10549 * Invoke remote method to get package information and install 10550 * location values. Override install location based on default 10551 * policy if needed and then create install arguments based 10552 * on the install location. 10553 */ 10554 public void handleStartCopy() throws RemoteException { 10555 int ret = PackageManager.INSTALL_SUCCEEDED; 10556 10557 // If we're already staged, we've firmly committed to an install location 10558 if (origin.staged) { 10559 if (origin.file != null) { 10560 installFlags |= PackageManager.INSTALL_INTERNAL; 10561 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10562 } else if (origin.cid != null) { 10563 installFlags |= PackageManager.INSTALL_EXTERNAL; 10564 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10565 } else { 10566 throw new IllegalStateException("Invalid stage location"); 10567 } 10568 } 10569 10570 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10571 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10572 10573 PackageInfoLite pkgLite = null; 10574 10575 if (onInt && onSd) { 10576 // Check if both bits are set. 10577 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10578 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10579 } else { 10580 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10581 packageAbiOverride); 10582 10583 /* 10584 * If we have too little free space, try to free cache 10585 * before giving up. 10586 */ 10587 if (!origin.staged && pkgLite.recommendedInstallLocation 10588 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10589 // TODO: focus freeing disk space on the target device 10590 final StorageManager storage = StorageManager.from(mContext); 10591 final long lowThreshold = storage.getStorageLowBytes( 10592 Environment.getDataDirectory()); 10593 10594 final long sizeBytes = mContainerService.calculateInstalledSize( 10595 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10596 10597 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10598 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10599 installFlags, packageAbiOverride); 10600 } 10601 10602 /* 10603 * The cache free must have deleted the file we 10604 * downloaded to install. 10605 * 10606 * TODO: fix the "freeCache" call to not delete 10607 * the file we care about. 10608 */ 10609 if (pkgLite.recommendedInstallLocation 10610 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10611 pkgLite.recommendedInstallLocation 10612 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10613 } 10614 } 10615 } 10616 10617 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10618 int loc = pkgLite.recommendedInstallLocation; 10619 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10620 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10621 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10622 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10623 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10624 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10625 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10626 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10627 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10628 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10629 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10630 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10631 } else { 10632 // Override with defaults if needed. 10633 loc = installLocationPolicy(pkgLite); 10634 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10635 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10636 } else if (!onSd && !onInt) { 10637 // Override install location with flags 10638 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10639 // Set the flag to install on external media. 10640 installFlags |= PackageManager.INSTALL_EXTERNAL; 10641 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10642 } else { 10643 // Make sure the flag for installing on external 10644 // media is unset 10645 installFlags |= PackageManager.INSTALL_INTERNAL; 10646 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10647 } 10648 } 10649 } 10650 } 10651 10652 final InstallArgs args = createInstallArgs(this); 10653 mArgs = args; 10654 10655 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10656 /* 10657 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10658 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10659 */ 10660 int userIdentifier = getUser().getIdentifier(); 10661 if (userIdentifier == UserHandle.USER_ALL 10662 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10663 userIdentifier = UserHandle.USER_OWNER; 10664 } 10665 10666 /* 10667 * Determine if we have any installed package verifiers. If we 10668 * do, then we'll defer to them to verify the packages. 10669 */ 10670 final int requiredUid = mRequiredVerifierPackage == null ? -1 10671 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10672 if (!origin.existing && requiredUid != -1 10673 && isVerificationEnabled(userIdentifier, installFlags)) { 10674 final Intent verification = new Intent( 10675 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10676 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10677 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10678 PACKAGE_MIME_TYPE); 10679 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10680 10681 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10682 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10683 0 /* TODO: Which userId? */); 10684 10685 if (DEBUG_VERIFY) { 10686 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10687 + verification.toString() + " with " + pkgLite.verifiers.length 10688 + " optional verifiers"); 10689 } 10690 10691 final int verificationId = mPendingVerificationToken++; 10692 10693 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10694 10695 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10696 installerPackageName); 10697 10698 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10699 installFlags); 10700 10701 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10702 pkgLite.packageName); 10703 10704 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10705 pkgLite.versionCode); 10706 10707 if (verificationParams != null) { 10708 if (verificationParams.getVerificationURI() != null) { 10709 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10710 verificationParams.getVerificationURI()); 10711 } 10712 if (verificationParams.getOriginatingURI() != null) { 10713 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10714 verificationParams.getOriginatingURI()); 10715 } 10716 if (verificationParams.getReferrer() != null) { 10717 verification.putExtra(Intent.EXTRA_REFERRER, 10718 verificationParams.getReferrer()); 10719 } 10720 if (verificationParams.getOriginatingUid() >= 0) { 10721 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10722 verificationParams.getOriginatingUid()); 10723 } 10724 if (verificationParams.getInstallerUid() >= 0) { 10725 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10726 verificationParams.getInstallerUid()); 10727 } 10728 } 10729 10730 final PackageVerificationState verificationState = new PackageVerificationState( 10731 requiredUid, args); 10732 10733 mPendingVerification.append(verificationId, verificationState); 10734 10735 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10736 receivers, verificationState); 10737 10738 // Apps installed for "all" users use the device owner to verify the app 10739 UserHandle verifierUser = getUser(); 10740 if (verifierUser == UserHandle.ALL) { 10741 verifierUser = UserHandle.OWNER; 10742 } 10743 10744 /* 10745 * If any sufficient verifiers were listed in the package 10746 * manifest, attempt to ask them. 10747 */ 10748 if (sufficientVerifiers != null) { 10749 final int N = sufficientVerifiers.size(); 10750 if (N == 0) { 10751 Slog.i(TAG, "Additional verifiers required, but none installed."); 10752 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10753 } else { 10754 for (int i = 0; i < N; i++) { 10755 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10756 10757 final Intent sufficientIntent = new Intent(verification); 10758 sufficientIntent.setComponent(verifierComponent); 10759 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10760 } 10761 } 10762 } 10763 10764 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10765 mRequiredVerifierPackage, receivers); 10766 if (ret == PackageManager.INSTALL_SUCCEEDED 10767 && mRequiredVerifierPackage != null) { 10768 /* 10769 * Send the intent to the required verification agent, 10770 * but only start the verification timeout after the 10771 * target BroadcastReceivers have run. 10772 */ 10773 verification.setComponent(requiredVerifierComponent); 10774 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10775 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10776 new BroadcastReceiver() { 10777 @Override 10778 public void onReceive(Context context, Intent intent) { 10779 final Message msg = mHandler 10780 .obtainMessage(CHECK_PENDING_VERIFICATION); 10781 msg.arg1 = verificationId; 10782 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10783 } 10784 }, null, 0, null, null); 10785 10786 /* 10787 * We don't want the copy to proceed until verification 10788 * succeeds, so null out this field. 10789 */ 10790 mArgs = null; 10791 } 10792 } else { 10793 /* 10794 * No package verification is enabled, so immediately start 10795 * the remote call to initiate copy using temporary file. 10796 */ 10797 ret = args.copyApk(mContainerService, true); 10798 } 10799 } 10800 10801 mRet = ret; 10802 } 10803 10804 @Override 10805 void handleReturnCode() { 10806 // If mArgs is null, then MCS couldn't be reached. When it 10807 // reconnects, it will try again to install. At that point, this 10808 // will succeed. 10809 if (mArgs != null) { 10810 processPendingInstall(mArgs, mRet); 10811 } 10812 } 10813 10814 @Override 10815 void handleServiceError() { 10816 mArgs = createInstallArgs(this); 10817 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10818 } 10819 10820 public boolean isForwardLocked() { 10821 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10822 } 10823 } 10824 10825 /** 10826 * Used during creation of InstallArgs 10827 * 10828 * @param installFlags package installation flags 10829 * @return true if should be installed on external storage 10830 */ 10831 private static boolean installOnExternalAsec(int installFlags) { 10832 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10833 return false; 10834 } 10835 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10836 return true; 10837 } 10838 return false; 10839 } 10840 10841 /** 10842 * Used during creation of InstallArgs 10843 * 10844 * @param installFlags package installation flags 10845 * @return true if should be installed as forward locked 10846 */ 10847 private static boolean installForwardLocked(int installFlags) { 10848 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10849 } 10850 10851 private InstallArgs createInstallArgs(InstallParams params) { 10852 if (params.move != null) { 10853 return new MoveInstallArgs(params); 10854 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10855 return new AsecInstallArgs(params); 10856 } else { 10857 return new FileInstallArgs(params); 10858 } 10859 } 10860 10861 /** 10862 * Create args that describe an existing installed package. Typically used 10863 * when cleaning up old installs, or used as a move source. 10864 */ 10865 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10866 String resourcePath, String[] instructionSets) { 10867 final boolean isInAsec; 10868 if (installOnExternalAsec(installFlags)) { 10869 /* Apps on SD card are always in ASEC containers. */ 10870 isInAsec = true; 10871 } else if (installForwardLocked(installFlags) 10872 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10873 /* 10874 * Forward-locked apps are only in ASEC containers if they're the 10875 * new style 10876 */ 10877 isInAsec = true; 10878 } else { 10879 isInAsec = false; 10880 } 10881 10882 if (isInAsec) { 10883 return new AsecInstallArgs(codePath, instructionSets, 10884 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10885 } else { 10886 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10887 } 10888 } 10889 10890 static abstract class InstallArgs { 10891 /** @see InstallParams#origin */ 10892 final OriginInfo origin; 10893 /** @see InstallParams#move */ 10894 final MoveInfo move; 10895 10896 final IPackageInstallObserver2 observer; 10897 // Always refers to PackageManager flags only 10898 final int installFlags; 10899 final String installerPackageName; 10900 final String volumeUuid; 10901 final ManifestDigest manifestDigest; 10902 final UserHandle user; 10903 final String abiOverride; 10904 final String[] installGrantPermissions; 10905 10906 // The list of instruction sets supported by this app. This is currently 10907 // only used during the rmdex() phase to clean up resources. We can get rid of this 10908 // if we move dex files under the common app path. 10909 /* nullable */ String[] instructionSets; 10910 10911 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10912 int installFlags, String installerPackageName, String volumeUuid, 10913 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10914 String abiOverride, String[] installGrantPermissions) { 10915 this.origin = origin; 10916 this.move = move; 10917 this.installFlags = installFlags; 10918 this.observer = observer; 10919 this.installerPackageName = installerPackageName; 10920 this.volumeUuid = volumeUuid; 10921 this.manifestDigest = manifestDigest; 10922 this.user = user; 10923 this.instructionSets = instructionSets; 10924 this.abiOverride = abiOverride; 10925 this.installGrantPermissions = installGrantPermissions; 10926 } 10927 10928 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10929 abstract int doPreInstall(int status); 10930 10931 /** 10932 * Rename package into final resting place. All paths on the given 10933 * scanned package should be updated to reflect the rename. 10934 */ 10935 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10936 abstract int doPostInstall(int status, int uid); 10937 10938 /** @see PackageSettingBase#codePathString */ 10939 abstract String getCodePath(); 10940 /** @see PackageSettingBase#resourcePathString */ 10941 abstract String getResourcePath(); 10942 10943 // Need installer lock especially for dex file removal. 10944 abstract void cleanUpResourcesLI(); 10945 abstract boolean doPostDeleteLI(boolean delete); 10946 10947 /** 10948 * Called before the source arguments are copied. This is used mostly 10949 * for MoveParams when it needs to read the source file to put it in the 10950 * destination. 10951 */ 10952 int doPreCopy() { 10953 return PackageManager.INSTALL_SUCCEEDED; 10954 } 10955 10956 /** 10957 * Called after the source arguments are copied. This is used mostly for 10958 * MoveParams when it needs to read the source file to put it in the 10959 * destination. 10960 * 10961 * @return 10962 */ 10963 int doPostCopy(int uid) { 10964 return PackageManager.INSTALL_SUCCEEDED; 10965 } 10966 10967 protected boolean isFwdLocked() { 10968 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10969 } 10970 10971 protected boolean isExternalAsec() { 10972 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10973 } 10974 10975 UserHandle getUser() { 10976 return user; 10977 } 10978 } 10979 10980 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10981 if (!allCodePaths.isEmpty()) { 10982 if (instructionSets == null) { 10983 throw new IllegalStateException("instructionSet == null"); 10984 } 10985 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10986 for (String codePath : allCodePaths) { 10987 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10988 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10989 if (retCode < 0) { 10990 Slog.w(TAG, "Couldn't remove dex file for package: " 10991 + " at location " + codePath + ", retcode=" + retCode); 10992 // we don't consider this to be a failure of the core package deletion 10993 } 10994 } 10995 } 10996 } 10997 } 10998 10999 /** 11000 * Logic to handle installation of non-ASEC applications, including copying 11001 * and renaming logic. 11002 */ 11003 class FileInstallArgs extends InstallArgs { 11004 private File codeFile; 11005 private File resourceFile; 11006 11007 // Example topology: 11008 // /data/app/com.example/base.apk 11009 // /data/app/com.example/split_foo.apk 11010 // /data/app/com.example/lib/arm/libfoo.so 11011 // /data/app/com.example/lib/arm64/libfoo.so 11012 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11013 11014 /** New install */ 11015 FileInstallArgs(InstallParams params) { 11016 super(params.origin, params.move, params.observer, params.installFlags, 11017 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11018 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11019 params.grantedRuntimePermissions); 11020 if (isFwdLocked()) { 11021 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11022 } 11023 } 11024 11025 /** Existing install */ 11026 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11027 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11028 null, null); 11029 this.codeFile = (codePath != null) ? new File(codePath) : null; 11030 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11031 } 11032 11033 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11034 if (origin.staged) { 11035 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11036 codeFile = origin.file; 11037 resourceFile = origin.file; 11038 return PackageManager.INSTALL_SUCCEEDED; 11039 } 11040 11041 try { 11042 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11043 codeFile = tempDir; 11044 resourceFile = tempDir; 11045 } catch (IOException e) { 11046 Slog.w(TAG, "Failed to create copy file: " + e); 11047 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11048 } 11049 11050 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11051 @Override 11052 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11053 if (!FileUtils.isValidExtFilename(name)) { 11054 throw new IllegalArgumentException("Invalid filename: " + name); 11055 } 11056 try { 11057 final File file = new File(codeFile, name); 11058 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11059 O_RDWR | O_CREAT, 0644); 11060 Os.chmod(file.getAbsolutePath(), 0644); 11061 return new ParcelFileDescriptor(fd); 11062 } catch (ErrnoException e) { 11063 throw new RemoteException("Failed to open: " + e.getMessage()); 11064 } 11065 } 11066 }; 11067 11068 int ret = PackageManager.INSTALL_SUCCEEDED; 11069 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11070 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11071 Slog.e(TAG, "Failed to copy package"); 11072 return ret; 11073 } 11074 11075 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11076 NativeLibraryHelper.Handle handle = null; 11077 try { 11078 handle = NativeLibraryHelper.Handle.create(codeFile); 11079 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11080 abiOverride); 11081 } catch (IOException e) { 11082 Slog.e(TAG, "Copying native libraries failed", e); 11083 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11084 } finally { 11085 IoUtils.closeQuietly(handle); 11086 } 11087 11088 return ret; 11089 } 11090 11091 int doPreInstall(int status) { 11092 if (status != PackageManager.INSTALL_SUCCEEDED) { 11093 cleanUp(); 11094 } 11095 return status; 11096 } 11097 11098 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11099 if (status != PackageManager.INSTALL_SUCCEEDED) { 11100 cleanUp(); 11101 return false; 11102 } 11103 11104 final File targetDir = codeFile.getParentFile(); 11105 final File beforeCodeFile = codeFile; 11106 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11107 11108 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11109 try { 11110 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11111 } catch (ErrnoException e) { 11112 Slog.w(TAG, "Failed to rename", e); 11113 return false; 11114 } 11115 11116 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11117 Slog.w(TAG, "Failed to restorecon"); 11118 return false; 11119 } 11120 11121 // Reflect the rename internally 11122 codeFile = afterCodeFile; 11123 resourceFile = afterCodeFile; 11124 11125 // Reflect the rename in scanned details 11126 pkg.codePath = afterCodeFile.getAbsolutePath(); 11127 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11128 pkg.baseCodePath); 11129 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11130 pkg.splitCodePaths); 11131 11132 // Reflect the rename in app info 11133 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11134 pkg.applicationInfo.setCodePath(pkg.codePath); 11135 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11136 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11137 pkg.applicationInfo.setResourcePath(pkg.codePath); 11138 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11139 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11140 11141 return true; 11142 } 11143 11144 int doPostInstall(int status, int uid) { 11145 if (status != PackageManager.INSTALL_SUCCEEDED) { 11146 cleanUp(); 11147 } 11148 return status; 11149 } 11150 11151 @Override 11152 String getCodePath() { 11153 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11154 } 11155 11156 @Override 11157 String getResourcePath() { 11158 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11159 } 11160 11161 private boolean cleanUp() { 11162 if (codeFile == null || !codeFile.exists()) { 11163 return false; 11164 } 11165 11166 if (codeFile.isDirectory()) { 11167 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11168 } else { 11169 codeFile.delete(); 11170 } 11171 11172 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11173 resourceFile.delete(); 11174 } 11175 11176 return true; 11177 } 11178 11179 void cleanUpResourcesLI() { 11180 // Try enumerating all code paths before deleting 11181 List<String> allCodePaths = Collections.EMPTY_LIST; 11182 if (codeFile != null && codeFile.exists()) { 11183 try { 11184 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11185 allCodePaths = pkg.getAllCodePaths(); 11186 } catch (PackageParserException e) { 11187 // Ignored; we tried our best 11188 } 11189 } 11190 11191 cleanUp(); 11192 removeDexFiles(allCodePaths, instructionSets); 11193 } 11194 11195 boolean doPostDeleteLI(boolean delete) { 11196 // XXX err, shouldn't we respect the delete flag? 11197 cleanUpResourcesLI(); 11198 return true; 11199 } 11200 } 11201 11202 private boolean isAsecExternal(String cid) { 11203 final String asecPath = PackageHelper.getSdFilesystem(cid); 11204 return !asecPath.startsWith(mAsecInternalPath); 11205 } 11206 11207 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11208 PackageManagerException { 11209 if (copyRet < 0) { 11210 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11211 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11212 throw new PackageManagerException(copyRet, message); 11213 } 11214 } 11215 } 11216 11217 /** 11218 * Extract the MountService "container ID" from the full code path of an 11219 * .apk. 11220 */ 11221 static String cidFromCodePath(String fullCodePath) { 11222 int eidx = fullCodePath.lastIndexOf("/"); 11223 String subStr1 = fullCodePath.substring(0, eidx); 11224 int sidx = subStr1.lastIndexOf("/"); 11225 return subStr1.substring(sidx+1, eidx); 11226 } 11227 11228 /** 11229 * Logic to handle installation of ASEC applications, including copying and 11230 * renaming logic. 11231 */ 11232 class AsecInstallArgs extends InstallArgs { 11233 static final String RES_FILE_NAME = "pkg.apk"; 11234 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11235 11236 String cid; 11237 String packagePath; 11238 String resourcePath; 11239 11240 /** New install */ 11241 AsecInstallArgs(InstallParams params) { 11242 super(params.origin, params.move, params.observer, params.installFlags, 11243 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11244 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11245 params.grantedRuntimePermissions); 11246 } 11247 11248 /** Existing install */ 11249 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11250 boolean isExternal, boolean isForwardLocked) { 11251 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11252 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11253 instructionSets, null, null); 11254 // Hackily pretend we're still looking at a full code path 11255 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11256 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11257 } 11258 11259 // Extract cid from fullCodePath 11260 int eidx = fullCodePath.lastIndexOf("/"); 11261 String subStr1 = fullCodePath.substring(0, eidx); 11262 int sidx = subStr1.lastIndexOf("/"); 11263 cid = subStr1.substring(sidx+1, eidx); 11264 setMountPath(subStr1); 11265 } 11266 11267 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11268 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11269 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11270 instructionSets, null, null); 11271 this.cid = cid; 11272 setMountPath(PackageHelper.getSdDir(cid)); 11273 } 11274 11275 void createCopyFile() { 11276 cid = mInstallerService.allocateExternalStageCidLegacy(); 11277 } 11278 11279 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11280 if (origin.staged) { 11281 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11282 cid = origin.cid; 11283 setMountPath(PackageHelper.getSdDir(cid)); 11284 return PackageManager.INSTALL_SUCCEEDED; 11285 } 11286 11287 if (temp) { 11288 createCopyFile(); 11289 } else { 11290 /* 11291 * Pre-emptively destroy the container since it's destroyed if 11292 * copying fails due to it existing anyway. 11293 */ 11294 PackageHelper.destroySdDir(cid); 11295 } 11296 11297 final String newMountPath = imcs.copyPackageToContainer( 11298 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11299 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11300 11301 if (newMountPath != null) { 11302 setMountPath(newMountPath); 11303 return PackageManager.INSTALL_SUCCEEDED; 11304 } else { 11305 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11306 } 11307 } 11308 11309 @Override 11310 String getCodePath() { 11311 return packagePath; 11312 } 11313 11314 @Override 11315 String getResourcePath() { 11316 return resourcePath; 11317 } 11318 11319 int doPreInstall(int status) { 11320 if (status != PackageManager.INSTALL_SUCCEEDED) { 11321 // Destroy container 11322 PackageHelper.destroySdDir(cid); 11323 } else { 11324 boolean mounted = PackageHelper.isContainerMounted(cid); 11325 if (!mounted) { 11326 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11327 Process.SYSTEM_UID); 11328 if (newMountPath != null) { 11329 setMountPath(newMountPath); 11330 } else { 11331 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11332 } 11333 } 11334 } 11335 return status; 11336 } 11337 11338 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11339 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11340 String newMountPath = null; 11341 if (PackageHelper.isContainerMounted(cid)) { 11342 // Unmount the container 11343 if (!PackageHelper.unMountSdDir(cid)) { 11344 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11345 return false; 11346 } 11347 } 11348 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11349 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11350 " which might be stale. Will try to clean up."); 11351 // Clean up the stale container and proceed to recreate. 11352 if (!PackageHelper.destroySdDir(newCacheId)) { 11353 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11354 return false; 11355 } 11356 // Successfully cleaned up stale container. Try to rename again. 11357 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11358 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11359 + " inspite of cleaning it up."); 11360 return false; 11361 } 11362 } 11363 if (!PackageHelper.isContainerMounted(newCacheId)) { 11364 Slog.w(TAG, "Mounting container " + newCacheId); 11365 newMountPath = PackageHelper.mountSdDir(newCacheId, 11366 getEncryptKey(), Process.SYSTEM_UID); 11367 } else { 11368 newMountPath = PackageHelper.getSdDir(newCacheId); 11369 } 11370 if (newMountPath == null) { 11371 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11372 return false; 11373 } 11374 Log.i(TAG, "Succesfully renamed " + cid + 11375 " to " + newCacheId + 11376 " at new path: " + newMountPath); 11377 cid = newCacheId; 11378 11379 final File beforeCodeFile = new File(packagePath); 11380 setMountPath(newMountPath); 11381 final File afterCodeFile = new File(packagePath); 11382 11383 // Reflect the rename in scanned details 11384 pkg.codePath = afterCodeFile.getAbsolutePath(); 11385 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11386 pkg.baseCodePath); 11387 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11388 pkg.splitCodePaths); 11389 11390 // Reflect the rename in app info 11391 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11392 pkg.applicationInfo.setCodePath(pkg.codePath); 11393 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11394 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11395 pkg.applicationInfo.setResourcePath(pkg.codePath); 11396 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11397 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11398 11399 return true; 11400 } 11401 11402 private void setMountPath(String mountPath) { 11403 final File mountFile = new File(mountPath); 11404 11405 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11406 if (monolithicFile.exists()) { 11407 packagePath = monolithicFile.getAbsolutePath(); 11408 if (isFwdLocked()) { 11409 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11410 } else { 11411 resourcePath = packagePath; 11412 } 11413 } else { 11414 packagePath = mountFile.getAbsolutePath(); 11415 resourcePath = packagePath; 11416 } 11417 } 11418 11419 int doPostInstall(int status, int uid) { 11420 if (status != PackageManager.INSTALL_SUCCEEDED) { 11421 cleanUp(); 11422 } else { 11423 final int groupOwner; 11424 final String protectedFile; 11425 if (isFwdLocked()) { 11426 groupOwner = UserHandle.getSharedAppGid(uid); 11427 protectedFile = RES_FILE_NAME; 11428 } else { 11429 groupOwner = -1; 11430 protectedFile = null; 11431 } 11432 11433 if (uid < Process.FIRST_APPLICATION_UID 11434 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11435 Slog.e(TAG, "Failed to finalize " + cid); 11436 PackageHelper.destroySdDir(cid); 11437 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11438 } 11439 11440 boolean mounted = PackageHelper.isContainerMounted(cid); 11441 if (!mounted) { 11442 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11443 } 11444 } 11445 return status; 11446 } 11447 11448 private void cleanUp() { 11449 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11450 11451 // Destroy secure container 11452 PackageHelper.destroySdDir(cid); 11453 } 11454 11455 private List<String> getAllCodePaths() { 11456 final File codeFile = new File(getCodePath()); 11457 if (codeFile != null && codeFile.exists()) { 11458 try { 11459 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11460 return pkg.getAllCodePaths(); 11461 } catch (PackageParserException e) { 11462 // Ignored; we tried our best 11463 } 11464 } 11465 return Collections.EMPTY_LIST; 11466 } 11467 11468 void cleanUpResourcesLI() { 11469 // Enumerate all code paths before deleting 11470 cleanUpResourcesLI(getAllCodePaths()); 11471 } 11472 11473 private void cleanUpResourcesLI(List<String> allCodePaths) { 11474 cleanUp(); 11475 removeDexFiles(allCodePaths, instructionSets); 11476 } 11477 11478 String getPackageName() { 11479 return getAsecPackageName(cid); 11480 } 11481 11482 boolean doPostDeleteLI(boolean delete) { 11483 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11484 final List<String> allCodePaths = getAllCodePaths(); 11485 boolean mounted = PackageHelper.isContainerMounted(cid); 11486 if (mounted) { 11487 // Unmount first 11488 if (PackageHelper.unMountSdDir(cid)) { 11489 mounted = false; 11490 } 11491 } 11492 if (!mounted && delete) { 11493 cleanUpResourcesLI(allCodePaths); 11494 } 11495 return !mounted; 11496 } 11497 11498 @Override 11499 int doPreCopy() { 11500 if (isFwdLocked()) { 11501 if (!PackageHelper.fixSdPermissions(cid, 11502 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11503 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11504 } 11505 } 11506 11507 return PackageManager.INSTALL_SUCCEEDED; 11508 } 11509 11510 @Override 11511 int doPostCopy(int uid) { 11512 if (isFwdLocked()) { 11513 if (uid < Process.FIRST_APPLICATION_UID 11514 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11515 RES_FILE_NAME)) { 11516 Slog.e(TAG, "Failed to finalize " + cid); 11517 PackageHelper.destroySdDir(cid); 11518 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11519 } 11520 } 11521 11522 return PackageManager.INSTALL_SUCCEEDED; 11523 } 11524 } 11525 11526 /** 11527 * Logic to handle movement of existing installed applications. 11528 */ 11529 class MoveInstallArgs extends InstallArgs { 11530 private File codeFile; 11531 private File resourceFile; 11532 11533 /** New install */ 11534 MoveInstallArgs(InstallParams params) { 11535 super(params.origin, params.move, params.observer, params.installFlags, 11536 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11537 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11538 params.grantedRuntimePermissions); 11539 } 11540 11541 int copyApk(IMediaContainerService imcs, boolean temp) { 11542 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11543 + move.fromUuid + " to " + move.toUuid); 11544 synchronized (mInstaller) { 11545 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11546 move.dataAppName, move.appId, move.seinfo) != 0) { 11547 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11548 } 11549 } 11550 11551 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11552 resourceFile = codeFile; 11553 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11554 11555 return PackageManager.INSTALL_SUCCEEDED; 11556 } 11557 11558 int doPreInstall(int status) { 11559 if (status != PackageManager.INSTALL_SUCCEEDED) { 11560 cleanUp(move.toUuid); 11561 } 11562 return status; 11563 } 11564 11565 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11566 if (status != PackageManager.INSTALL_SUCCEEDED) { 11567 cleanUp(move.toUuid); 11568 return false; 11569 } 11570 11571 // Reflect the move in app info 11572 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11573 pkg.applicationInfo.setCodePath(pkg.codePath); 11574 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11575 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11576 pkg.applicationInfo.setResourcePath(pkg.codePath); 11577 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11578 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11579 11580 return true; 11581 } 11582 11583 int doPostInstall(int status, int uid) { 11584 if (status == PackageManager.INSTALL_SUCCEEDED) { 11585 cleanUp(move.fromUuid); 11586 } else { 11587 cleanUp(move.toUuid); 11588 } 11589 return status; 11590 } 11591 11592 @Override 11593 String getCodePath() { 11594 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11595 } 11596 11597 @Override 11598 String getResourcePath() { 11599 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11600 } 11601 11602 private boolean cleanUp(String volumeUuid) { 11603 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11604 move.dataAppName); 11605 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11606 synchronized (mInstallLock) { 11607 // Clean up both app data and code 11608 removeDataDirsLI(volumeUuid, move.packageName); 11609 if (codeFile.isDirectory()) { 11610 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11611 } else { 11612 codeFile.delete(); 11613 } 11614 } 11615 return true; 11616 } 11617 11618 void cleanUpResourcesLI() { 11619 throw new UnsupportedOperationException(); 11620 } 11621 11622 boolean doPostDeleteLI(boolean delete) { 11623 throw new UnsupportedOperationException(); 11624 } 11625 } 11626 11627 static String getAsecPackageName(String packageCid) { 11628 int idx = packageCid.lastIndexOf("-"); 11629 if (idx == -1) { 11630 return packageCid; 11631 } 11632 return packageCid.substring(0, idx); 11633 } 11634 11635 // Utility method used to create code paths based on package name and available index. 11636 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11637 String idxStr = ""; 11638 int idx = 1; 11639 // Fall back to default value of idx=1 if prefix is not 11640 // part of oldCodePath 11641 if (oldCodePath != null) { 11642 String subStr = oldCodePath; 11643 // Drop the suffix right away 11644 if (suffix != null && subStr.endsWith(suffix)) { 11645 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11646 } 11647 // If oldCodePath already contains prefix find out the 11648 // ending index to either increment or decrement. 11649 int sidx = subStr.lastIndexOf(prefix); 11650 if (sidx != -1) { 11651 subStr = subStr.substring(sidx + prefix.length()); 11652 if (subStr != null) { 11653 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11654 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11655 } 11656 try { 11657 idx = Integer.parseInt(subStr); 11658 if (idx <= 1) { 11659 idx++; 11660 } else { 11661 idx--; 11662 } 11663 } catch(NumberFormatException e) { 11664 } 11665 } 11666 } 11667 } 11668 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11669 return prefix + idxStr; 11670 } 11671 11672 private File getNextCodePath(File targetDir, String packageName) { 11673 int suffix = 1; 11674 File result; 11675 do { 11676 result = new File(targetDir, packageName + "-" + suffix); 11677 suffix++; 11678 } while (result.exists()); 11679 return result; 11680 } 11681 11682 // Utility method that returns the relative package path with respect 11683 // to the installation directory. Like say for /data/data/com.test-1.apk 11684 // string com.test-1 is returned. 11685 static String deriveCodePathName(String codePath) { 11686 if (codePath == null) { 11687 return null; 11688 } 11689 final File codeFile = new File(codePath); 11690 final String name = codeFile.getName(); 11691 if (codeFile.isDirectory()) { 11692 return name; 11693 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11694 final int lastDot = name.lastIndexOf('.'); 11695 return name.substring(0, lastDot); 11696 } else { 11697 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11698 return null; 11699 } 11700 } 11701 11702 class PackageInstalledInfo { 11703 String name; 11704 int uid; 11705 // The set of users that originally had this package installed. 11706 int[] origUsers; 11707 // The set of users that now have this package installed. 11708 int[] newUsers; 11709 PackageParser.Package pkg; 11710 int returnCode; 11711 String returnMsg; 11712 PackageRemovedInfo removedInfo; 11713 11714 public void setError(int code, String msg) { 11715 returnCode = code; 11716 returnMsg = msg; 11717 Slog.w(TAG, msg); 11718 } 11719 11720 public void setError(String msg, PackageParserException e) { 11721 returnCode = e.error; 11722 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11723 Slog.w(TAG, msg, e); 11724 } 11725 11726 public void setError(String msg, PackageManagerException e) { 11727 returnCode = e.error; 11728 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11729 Slog.w(TAG, msg, e); 11730 } 11731 11732 // In some error cases we want to convey more info back to the observer 11733 String origPackage; 11734 String origPermission; 11735 } 11736 11737 /* 11738 * Install a non-existing package. 11739 */ 11740 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11741 UserHandle user, String installerPackageName, String volumeUuid, 11742 PackageInstalledInfo res) { 11743 // Remember this for later, in case we need to rollback this install 11744 String pkgName = pkg.packageName; 11745 11746 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11747 final boolean dataDirExists = Environment 11748 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11749 synchronized(mPackages) { 11750 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11751 // A package with the same name is already installed, though 11752 // it has been renamed to an older name. The package we 11753 // are trying to install should be installed as an update to 11754 // the existing one, but that has not been requested, so bail. 11755 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11756 + " without first uninstalling package running as " 11757 + mSettings.mRenamedPackages.get(pkgName)); 11758 return; 11759 } 11760 if (mPackages.containsKey(pkgName)) { 11761 // Don't allow installation over an existing package with the same name. 11762 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11763 + " without first uninstalling."); 11764 return; 11765 } 11766 } 11767 11768 try { 11769 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11770 System.currentTimeMillis(), user); 11771 11772 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11773 // delete the partially installed application. the data directory will have to be 11774 // restored if it was already existing 11775 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11776 // remove package from internal structures. Note that we want deletePackageX to 11777 // delete the package data and cache directories that it created in 11778 // scanPackageLocked, unless those directories existed before we even tried to 11779 // install. 11780 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11781 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11782 res.removedInfo, true); 11783 } 11784 11785 } catch (PackageManagerException e) { 11786 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11787 } 11788 } 11789 11790 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11791 // Can't rotate keys during boot or if sharedUser. 11792 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11793 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11794 return false; 11795 } 11796 // app is using upgradeKeySets; make sure all are valid 11797 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11798 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11799 for (int i = 0; i < upgradeKeySets.length; i++) { 11800 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11801 Slog.wtf(TAG, "Package " 11802 + (oldPs.name != null ? oldPs.name : "<null>") 11803 + " contains upgrade-key-set reference to unknown key-set: " 11804 + upgradeKeySets[i] 11805 + " reverting to signatures check."); 11806 return false; 11807 } 11808 } 11809 return true; 11810 } 11811 11812 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11813 // Upgrade keysets are being used. Determine if new package has a superset of the 11814 // required keys. 11815 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11816 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11817 for (int i = 0; i < upgradeKeySets.length; i++) { 11818 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11819 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11820 return true; 11821 } 11822 } 11823 return false; 11824 } 11825 11826 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11827 UserHandle user, String installerPackageName, String volumeUuid, 11828 PackageInstalledInfo res) { 11829 final PackageParser.Package oldPackage; 11830 final String pkgName = pkg.packageName; 11831 final int[] allUsers; 11832 final boolean[] perUserInstalled; 11833 11834 // First find the old package info and check signatures 11835 synchronized(mPackages) { 11836 oldPackage = mPackages.get(pkgName); 11837 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11838 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11839 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11840 if(!checkUpgradeKeySetLP(ps, pkg)) { 11841 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11842 "New package not signed by keys specified by upgrade-keysets: " 11843 + pkgName); 11844 return; 11845 } 11846 } else { 11847 // default to original signature matching 11848 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11849 != PackageManager.SIGNATURE_MATCH) { 11850 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11851 "New package has a different signature: " + pkgName); 11852 return; 11853 } 11854 } 11855 11856 // In case of rollback, remember per-user/profile install state 11857 allUsers = sUserManager.getUserIds(); 11858 perUserInstalled = new boolean[allUsers.length]; 11859 for (int i = 0; i < allUsers.length; i++) { 11860 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11861 } 11862 } 11863 11864 boolean sysPkg = (isSystemApp(oldPackage)); 11865 if (sysPkg) { 11866 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11867 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11868 } else { 11869 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11870 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11871 } 11872 } 11873 11874 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11875 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11876 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11877 String volumeUuid, PackageInstalledInfo res) { 11878 String pkgName = deletedPackage.packageName; 11879 boolean deletedPkg = true; 11880 boolean updatedSettings = false; 11881 11882 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11883 + deletedPackage); 11884 long origUpdateTime; 11885 if (pkg.mExtras != null) { 11886 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11887 } else { 11888 origUpdateTime = 0; 11889 } 11890 11891 // First delete the existing package while retaining the data directory 11892 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11893 res.removedInfo, true)) { 11894 // If the existing package wasn't successfully deleted 11895 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11896 deletedPkg = false; 11897 } else { 11898 // Successfully deleted the old package; proceed with replace. 11899 11900 // If deleted package lived in a container, give users a chance to 11901 // relinquish resources before killing. 11902 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11903 if (DEBUG_INSTALL) { 11904 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11905 } 11906 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11907 final ArrayList<String> pkgList = new ArrayList<String>(1); 11908 pkgList.add(deletedPackage.applicationInfo.packageName); 11909 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11910 } 11911 11912 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11913 try { 11914 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11915 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11916 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11917 perUserInstalled, res, user); 11918 updatedSettings = true; 11919 } catch (PackageManagerException e) { 11920 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11921 } 11922 } 11923 11924 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11925 // remove package from internal structures. Note that we want deletePackageX to 11926 // delete the package data and cache directories that it created in 11927 // scanPackageLocked, unless those directories existed before we even tried to 11928 // install. 11929 if(updatedSettings) { 11930 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11931 deletePackageLI( 11932 pkgName, null, true, allUsers, perUserInstalled, 11933 PackageManager.DELETE_KEEP_DATA, 11934 res.removedInfo, true); 11935 } 11936 // Since we failed to install the new package we need to restore the old 11937 // package that we deleted. 11938 if (deletedPkg) { 11939 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11940 File restoreFile = new File(deletedPackage.codePath); 11941 // Parse old package 11942 boolean oldExternal = isExternal(deletedPackage); 11943 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11944 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11945 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11946 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11947 try { 11948 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11949 } catch (PackageManagerException e) { 11950 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11951 + e.getMessage()); 11952 return; 11953 } 11954 // Restore of old package succeeded. Update permissions. 11955 // writer 11956 synchronized (mPackages) { 11957 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11958 UPDATE_PERMISSIONS_ALL); 11959 // can downgrade to reader 11960 mSettings.writeLPr(); 11961 } 11962 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11963 } 11964 } 11965 } 11966 11967 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11968 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11969 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11970 String volumeUuid, PackageInstalledInfo res) { 11971 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11972 + ", old=" + deletedPackage); 11973 boolean disabledSystem = false; 11974 boolean updatedSettings = false; 11975 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11976 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11977 != 0) { 11978 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11979 } 11980 String packageName = deletedPackage.packageName; 11981 if (packageName == null) { 11982 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11983 "Attempt to delete null packageName."); 11984 return; 11985 } 11986 PackageParser.Package oldPkg; 11987 PackageSetting oldPkgSetting; 11988 // reader 11989 synchronized (mPackages) { 11990 oldPkg = mPackages.get(packageName); 11991 oldPkgSetting = mSettings.mPackages.get(packageName); 11992 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11993 (oldPkgSetting == null)) { 11994 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11995 "Couldn't find package:" + packageName + " information"); 11996 return; 11997 } 11998 } 11999 12000 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12001 12002 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12003 res.removedInfo.removedPackage = packageName; 12004 // Remove existing system package 12005 removePackageLI(oldPkgSetting, true); 12006 // writer 12007 synchronized (mPackages) { 12008 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12009 if (!disabledSystem && deletedPackage != null) { 12010 // We didn't need to disable the .apk as a current system package, 12011 // which means we are replacing another update that is already 12012 // installed. We need to make sure to delete the older one's .apk. 12013 res.removedInfo.args = createInstallArgsForExisting(0, 12014 deletedPackage.applicationInfo.getCodePath(), 12015 deletedPackage.applicationInfo.getResourcePath(), 12016 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12017 } else { 12018 res.removedInfo.args = null; 12019 } 12020 } 12021 12022 // Successfully disabled the old package. Now proceed with re-installation 12023 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12024 12025 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12026 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12027 12028 PackageParser.Package newPackage = null; 12029 try { 12030 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 12031 if (newPackage.mExtras != null) { 12032 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12033 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12034 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12035 12036 // is the update attempting to change shared user? that isn't going to work... 12037 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12038 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12039 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12040 + " to " + newPkgSetting.sharedUser); 12041 updatedSettings = true; 12042 } 12043 } 12044 12045 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12046 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12047 perUserInstalled, res, user); 12048 updatedSettings = true; 12049 } 12050 12051 } catch (PackageManagerException e) { 12052 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12053 } 12054 12055 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12056 // Re installation failed. Restore old information 12057 // Remove new pkg information 12058 if (newPackage != null) { 12059 removeInstalledPackageLI(newPackage, true); 12060 } 12061 // Add back the old system package 12062 try { 12063 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12064 } catch (PackageManagerException e) { 12065 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12066 } 12067 // Restore the old system information in Settings 12068 synchronized (mPackages) { 12069 if (disabledSystem) { 12070 mSettings.enableSystemPackageLPw(packageName); 12071 } 12072 if (updatedSettings) { 12073 mSettings.setInstallerPackageName(packageName, 12074 oldPkgSetting.installerPackageName); 12075 } 12076 mSettings.writeLPr(); 12077 } 12078 } 12079 } 12080 12081 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12082 // Collect all used permissions in the UID 12083 ArraySet<String> usedPermissions = new ArraySet<>(); 12084 final int packageCount = su.packages.size(); 12085 for (int i = 0; i < packageCount; i++) { 12086 PackageSetting ps = su.packages.valueAt(i); 12087 if (ps.pkg == null) { 12088 continue; 12089 } 12090 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12091 for (int j = 0; j < requestedPermCount; j++) { 12092 String permission = ps.pkg.requestedPermissions.get(j); 12093 BasePermission bp = mSettings.mPermissions.get(permission); 12094 if (bp != null) { 12095 usedPermissions.add(permission); 12096 } 12097 } 12098 } 12099 12100 PermissionsState permissionsState = su.getPermissionsState(); 12101 // Prune install permissions 12102 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12103 final int installPermCount = installPermStates.size(); 12104 for (int i = installPermCount - 1; i >= 0; i--) { 12105 PermissionState permissionState = installPermStates.get(i); 12106 if (!usedPermissions.contains(permissionState.getName())) { 12107 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12108 if (bp != null) { 12109 permissionsState.revokeInstallPermission(bp); 12110 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12111 PackageManager.MASK_PERMISSION_FLAGS, 0); 12112 } 12113 } 12114 } 12115 12116 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12117 12118 // Prune runtime permissions 12119 for (int userId : allUserIds) { 12120 List<PermissionState> runtimePermStates = permissionsState 12121 .getRuntimePermissionStates(userId); 12122 final int runtimePermCount = runtimePermStates.size(); 12123 for (int i = runtimePermCount - 1; i >= 0; i--) { 12124 PermissionState permissionState = runtimePermStates.get(i); 12125 if (!usedPermissions.contains(permissionState.getName())) { 12126 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12127 if (bp != null) { 12128 permissionsState.revokeRuntimePermission(bp, userId); 12129 permissionsState.updatePermissionFlags(bp, userId, 12130 PackageManager.MASK_PERMISSION_FLAGS, 0); 12131 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12132 runtimePermissionChangedUserIds, userId); 12133 } 12134 } 12135 } 12136 } 12137 12138 return runtimePermissionChangedUserIds; 12139 } 12140 12141 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12142 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12143 UserHandle user) { 12144 String pkgName = newPackage.packageName; 12145 synchronized (mPackages) { 12146 //write settings. the installStatus will be incomplete at this stage. 12147 //note that the new package setting would have already been 12148 //added to mPackages. It hasn't been persisted yet. 12149 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12150 mSettings.writeLPr(); 12151 } 12152 12153 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12154 12155 synchronized (mPackages) { 12156 updatePermissionsLPw(newPackage.packageName, newPackage, 12157 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12158 ? UPDATE_PERMISSIONS_ALL : 0)); 12159 // For system-bundled packages, we assume that installing an upgraded version 12160 // of the package implies that the user actually wants to run that new code, 12161 // so we enable the package. 12162 PackageSetting ps = mSettings.mPackages.get(pkgName); 12163 if (ps != null) { 12164 if (isSystemApp(newPackage)) { 12165 // NB: implicit assumption that system package upgrades apply to all users 12166 if (DEBUG_INSTALL) { 12167 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12168 } 12169 if (res.origUsers != null) { 12170 for (int userHandle : res.origUsers) { 12171 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12172 userHandle, installerPackageName); 12173 } 12174 } 12175 // Also convey the prior install/uninstall state 12176 if (allUsers != null && perUserInstalled != null) { 12177 for (int i = 0; i < allUsers.length; i++) { 12178 if (DEBUG_INSTALL) { 12179 Slog.d(TAG, " user " + allUsers[i] 12180 + " => " + perUserInstalled[i]); 12181 } 12182 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12183 } 12184 // these install state changes will be persisted in the 12185 // upcoming call to mSettings.writeLPr(). 12186 } 12187 } 12188 // It's implied that when a user requests installation, they want the app to be 12189 // installed and enabled. 12190 int userId = user.getIdentifier(); 12191 if (userId != UserHandle.USER_ALL) { 12192 ps.setInstalled(true, userId); 12193 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12194 } 12195 } 12196 res.name = pkgName; 12197 res.uid = newPackage.applicationInfo.uid; 12198 res.pkg = newPackage; 12199 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12200 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12201 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12202 //to update install status 12203 mSettings.writeLPr(); 12204 } 12205 } 12206 12207 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12208 final int installFlags = args.installFlags; 12209 final String installerPackageName = args.installerPackageName; 12210 final String volumeUuid = args.volumeUuid; 12211 final File tmpPackageFile = new File(args.getCodePath()); 12212 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12213 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12214 || (args.volumeUuid != null)); 12215 boolean replace = false; 12216 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12217 if (args.move != null) { 12218 // moving a complete application; perfom an initial scan on the new install location 12219 scanFlags |= SCAN_INITIAL; 12220 } 12221 // Result object to be returned 12222 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12223 12224 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12225 // Retrieve PackageSettings and parse package 12226 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12227 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12228 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12229 PackageParser pp = new PackageParser(); 12230 pp.setSeparateProcesses(mSeparateProcesses); 12231 pp.setDisplayMetrics(mMetrics); 12232 12233 final PackageParser.Package pkg; 12234 try { 12235 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12236 } catch (PackageParserException e) { 12237 res.setError("Failed parse during installPackageLI", e); 12238 return; 12239 } 12240 12241 // Mark that we have an install time CPU ABI override. 12242 pkg.cpuAbiOverride = args.abiOverride; 12243 12244 String pkgName = res.name = pkg.packageName; 12245 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12246 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12247 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12248 return; 12249 } 12250 } 12251 12252 try { 12253 pp.collectCertificates(pkg, parseFlags); 12254 pp.collectManifestDigest(pkg); 12255 } catch (PackageParserException e) { 12256 res.setError("Failed collect during installPackageLI", e); 12257 return; 12258 } 12259 12260 /* If the installer passed in a manifest digest, compare it now. */ 12261 if (args.manifestDigest != null) { 12262 if (DEBUG_INSTALL) { 12263 final String parsedManifest = pkg.manifestDigest == null ? "null" 12264 : pkg.manifestDigest.toString(); 12265 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12266 + parsedManifest); 12267 } 12268 12269 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12270 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12271 return; 12272 } 12273 } else if (DEBUG_INSTALL) { 12274 final String parsedManifest = pkg.manifestDigest == null 12275 ? "null" : pkg.manifestDigest.toString(); 12276 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12277 } 12278 12279 // Get rid of all references to package scan path via parser. 12280 pp = null; 12281 String oldCodePath = null; 12282 boolean systemApp = false; 12283 synchronized (mPackages) { 12284 // Check if installing already existing package 12285 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12286 String oldName = mSettings.mRenamedPackages.get(pkgName); 12287 if (pkg.mOriginalPackages != null 12288 && pkg.mOriginalPackages.contains(oldName) 12289 && mPackages.containsKey(oldName)) { 12290 // This package is derived from an original package, 12291 // and this device has been updating from that original 12292 // name. We must continue using the original name, so 12293 // rename the new package here. 12294 pkg.setPackageName(oldName); 12295 pkgName = pkg.packageName; 12296 replace = true; 12297 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12298 + oldName + " pkgName=" + pkgName); 12299 } else if (mPackages.containsKey(pkgName)) { 12300 // This package, under its official name, already exists 12301 // on the device; we should replace it. 12302 replace = true; 12303 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12304 } 12305 12306 // Prevent apps opting out from runtime permissions 12307 if (replace) { 12308 PackageParser.Package oldPackage = mPackages.get(pkgName); 12309 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12310 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12311 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12312 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12313 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12314 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12315 + " doesn't support runtime permissions but the old" 12316 + " target SDK " + oldTargetSdk + " does."); 12317 return; 12318 } 12319 } 12320 } 12321 12322 PackageSetting ps = mSettings.mPackages.get(pkgName); 12323 if (ps != null) { 12324 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12325 12326 // Quick sanity check that we're signed correctly if updating; 12327 // we'll check this again later when scanning, but we want to 12328 // bail early here before tripping over redefined permissions. 12329 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12330 if (!checkUpgradeKeySetLP(ps, pkg)) { 12331 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12332 + pkg.packageName + " upgrade keys do not match the " 12333 + "previously installed version"); 12334 return; 12335 } 12336 } else { 12337 try { 12338 verifySignaturesLP(ps, pkg); 12339 } catch (PackageManagerException e) { 12340 res.setError(e.error, e.getMessage()); 12341 return; 12342 } 12343 } 12344 12345 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12346 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12347 systemApp = (ps.pkg.applicationInfo.flags & 12348 ApplicationInfo.FLAG_SYSTEM) != 0; 12349 } 12350 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12351 } 12352 12353 // Check whether the newly-scanned package wants to define an already-defined perm 12354 int N = pkg.permissions.size(); 12355 for (int i = N-1; i >= 0; i--) { 12356 PackageParser.Permission perm = pkg.permissions.get(i); 12357 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12358 if (bp != null) { 12359 // If the defining package is signed with our cert, it's okay. This 12360 // also includes the "updating the same package" case, of course. 12361 // "updating same package" could also involve key-rotation. 12362 final boolean sigsOk; 12363 if (bp.sourcePackage.equals(pkg.packageName) 12364 && (bp.packageSetting instanceof PackageSetting) 12365 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12366 scanFlags))) { 12367 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12368 } else { 12369 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12370 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12371 } 12372 if (!sigsOk) { 12373 // If the owning package is the system itself, we log but allow 12374 // install to proceed; we fail the install on all other permission 12375 // redefinitions. 12376 if (!bp.sourcePackage.equals("android")) { 12377 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12378 + pkg.packageName + " attempting to redeclare permission " 12379 + perm.info.name + " already owned by " + bp.sourcePackage); 12380 res.origPermission = perm.info.name; 12381 res.origPackage = bp.sourcePackage; 12382 return; 12383 } else { 12384 Slog.w(TAG, "Package " + pkg.packageName 12385 + " attempting to redeclare system permission " 12386 + perm.info.name + "; ignoring new declaration"); 12387 pkg.permissions.remove(i); 12388 } 12389 } 12390 } 12391 } 12392 12393 } 12394 12395 if (systemApp && onExternal) { 12396 // Disable updates to system apps on sdcard 12397 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12398 "Cannot install updates to system apps on sdcard"); 12399 return; 12400 } 12401 12402 if (args.move != null) { 12403 // We did an in-place move, so dex is ready to roll 12404 scanFlags |= SCAN_NO_DEX; 12405 scanFlags |= SCAN_MOVE; 12406 12407 synchronized (mPackages) { 12408 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12409 if (ps == null) { 12410 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12411 "Missing settings for moved package " + pkgName); 12412 } 12413 12414 // We moved the entire application as-is, so bring over the 12415 // previously derived ABI information. 12416 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12417 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12418 } 12419 12420 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12421 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12422 scanFlags |= SCAN_NO_DEX; 12423 12424 try { 12425 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12426 true /* extract libs */); 12427 } catch (PackageManagerException pme) { 12428 Slog.e(TAG, "Error deriving application ABI", pme); 12429 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12430 return; 12431 } 12432 12433 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12434 int result = mPackageDexOptimizer 12435 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12436 false /* defer */, false /* inclDependencies */, 12437 true /* boot complete */); 12438 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12439 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12440 return; 12441 } 12442 } 12443 12444 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12445 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12446 return; 12447 } 12448 12449 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12450 12451 if (replace) { 12452 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12453 installerPackageName, volumeUuid, res); 12454 } else { 12455 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12456 args.user, installerPackageName, volumeUuid, res); 12457 } 12458 synchronized (mPackages) { 12459 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12460 if (ps != null) { 12461 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12462 } 12463 } 12464 } 12465 12466 private void startIntentFilterVerifications(int userId, boolean replacing, 12467 PackageParser.Package pkg) { 12468 if (mIntentFilterVerifierComponent == null) { 12469 Slog.w(TAG, "No IntentFilter verification will not be done as " 12470 + "there is no IntentFilterVerifier available!"); 12471 return; 12472 } 12473 12474 final int verifierUid = getPackageUid( 12475 mIntentFilterVerifierComponent.getPackageName(), 12476 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12477 12478 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12479 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12480 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12481 mHandler.sendMessage(msg); 12482 } 12483 12484 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12485 PackageParser.Package pkg) { 12486 int size = pkg.activities.size(); 12487 if (size == 0) { 12488 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12489 "No activity, so no need to verify any IntentFilter!"); 12490 return; 12491 } 12492 12493 final boolean hasDomainURLs = hasDomainURLs(pkg); 12494 if (!hasDomainURLs) { 12495 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12496 "No domain URLs, so no need to verify any IntentFilter!"); 12497 return; 12498 } 12499 12500 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12501 + " if any IntentFilter from the " + size 12502 + " Activities needs verification ..."); 12503 12504 int count = 0; 12505 final String packageName = pkg.packageName; 12506 12507 synchronized (mPackages) { 12508 // If this is a new install and we see that we've already run verification for this 12509 // package, we have nothing to do: it means the state was restored from backup. 12510 if (!replacing) { 12511 IntentFilterVerificationInfo ivi = 12512 mSettings.getIntentFilterVerificationLPr(packageName); 12513 if (ivi != null) { 12514 if (DEBUG_DOMAIN_VERIFICATION) { 12515 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12516 + ivi.getStatusString()); 12517 } 12518 return; 12519 } 12520 } 12521 12522 // If any filters need to be verified, then all need to be. 12523 boolean needToVerify = false; 12524 for (PackageParser.Activity a : pkg.activities) { 12525 for (ActivityIntentInfo filter : a.intents) { 12526 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12527 if (DEBUG_DOMAIN_VERIFICATION) { 12528 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12529 } 12530 needToVerify = true; 12531 break; 12532 } 12533 } 12534 } 12535 12536 if (needToVerify) { 12537 final int verificationId = mIntentFilterVerificationToken++; 12538 for (PackageParser.Activity a : pkg.activities) { 12539 for (ActivityIntentInfo filter : a.intents) { 12540 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12541 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12542 "Verification needed for IntentFilter:" + filter.toString()); 12543 mIntentFilterVerifier.addOneIntentFilterVerification( 12544 verifierUid, userId, verificationId, filter, packageName); 12545 count++; 12546 } 12547 } 12548 } 12549 } 12550 } 12551 12552 if (count > 0) { 12553 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12554 + " IntentFilter verification" + (count > 1 ? "s" : "") 12555 + " for userId:" + userId); 12556 mIntentFilterVerifier.startVerifications(userId); 12557 } else { 12558 if (DEBUG_DOMAIN_VERIFICATION) { 12559 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12560 } 12561 } 12562 } 12563 12564 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12565 final ComponentName cn = filter.activity.getComponentName(); 12566 final String packageName = cn.getPackageName(); 12567 12568 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12569 packageName); 12570 if (ivi == null) { 12571 return true; 12572 } 12573 int status = ivi.getStatus(); 12574 switch (status) { 12575 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12576 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12577 return true; 12578 12579 default: 12580 // Nothing to do 12581 return false; 12582 } 12583 } 12584 12585 private static boolean isMultiArch(PackageSetting ps) { 12586 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12587 } 12588 12589 private static boolean isMultiArch(ApplicationInfo info) { 12590 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12591 } 12592 12593 private static boolean isExternal(PackageParser.Package pkg) { 12594 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12595 } 12596 12597 private static boolean isExternal(PackageSetting ps) { 12598 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12599 } 12600 12601 private static boolean isExternal(ApplicationInfo info) { 12602 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12603 } 12604 12605 private static boolean isSystemApp(PackageParser.Package pkg) { 12606 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12607 } 12608 12609 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12610 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12611 } 12612 12613 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12614 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12615 } 12616 12617 private static boolean isSystemApp(PackageSetting ps) { 12618 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12619 } 12620 12621 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12622 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12623 } 12624 12625 private int packageFlagsToInstallFlags(PackageSetting ps) { 12626 int installFlags = 0; 12627 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12628 // This existing package was an external ASEC install when we have 12629 // the external flag without a UUID 12630 installFlags |= PackageManager.INSTALL_EXTERNAL; 12631 } 12632 if (ps.isForwardLocked()) { 12633 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12634 } 12635 return installFlags; 12636 } 12637 12638 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 12639 if (isExternal(pkg)) { 12640 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12641 return StorageManager.UUID_PRIMARY_PHYSICAL; 12642 } else { 12643 return pkg.volumeUuid; 12644 } 12645 } else { 12646 return StorageManager.UUID_PRIVATE_INTERNAL; 12647 } 12648 } 12649 12650 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12651 if (isExternal(pkg)) { 12652 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12653 return mSettings.getExternalVersion(); 12654 } else { 12655 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12656 } 12657 } else { 12658 return mSettings.getInternalVersion(); 12659 } 12660 } 12661 12662 private void deleteTempPackageFiles() { 12663 final FilenameFilter filter = new FilenameFilter() { 12664 public boolean accept(File dir, String name) { 12665 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12666 } 12667 }; 12668 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12669 file.delete(); 12670 } 12671 } 12672 12673 @Override 12674 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12675 int flags) { 12676 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12677 flags); 12678 } 12679 12680 @Override 12681 public void deletePackage(final String packageName, 12682 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12683 mContext.enforceCallingOrSelfPermission( 12684 android.Manifest.permission.DELETE_PACKAGES, null); 12685 Preconditions.checkNotNull(packageName); 12686 Preconditions.checkNotNull(observer); 12687 final int uid = Binder.getCallingUid(); 12688 if (UserHandle.getUserId(uid) != userId) { 12689 mContext.enforceCallingPermission( 12690 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12691 "deletePackage for user " + userId); 12692 } 12693 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12694 try { 12695 observer.onPackageDeleted(packageName, 12696 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12697 } catch (RemoteException re) { 12698 } 12699 return; 12700 } 12701 12702 boolean uninstallBlocked = false; 12703 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12704 int[] users = sUserManager.getUserIds(); 12705 for (int i = 0; i < users.length; ++i) { 12706 if (getBlockUninstallForUser(packageName, users[i])) { 12707 uninstallBlocked = true; 12708 break; 12709 } 12710 } 12711 } else { 12712 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12713 } 12714 if (uninstallBlocked) { 12715 try { 12716 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12717 null); 12718 } catch (RemoteException re) { 12719 } 12720 return; 12721 } 12722 12723 if (DEBUG_REMOVE) { 12724 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12725 } 12726 // Queue up an async operation since the package deletion may take a little while. 12727 mHandler.post(new Runnable() { 12728 public void run() { 12729 mHandler.removeCallbacks(this); 12730 final int returnCode = deletePackageX(packageName, userId, flags); 12731 if (observer != null) { 12732 try { 12733 observer.onPackageDeleted(packageName, returnCode, null); 12734 } catch (RemoteException e) { 12735 Log.i(TAG, "Observer no longer exists."); 12736 } //end catch 12737 } //end if 12738 } //end run 12739 }); 12740 } 12741 12742 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12743 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12744 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12745 try { 12746 if (dpm != null) { 12747 if (dpm.isDeviceOwner(packageName)) { 12748 return true; 12749 } 12750 int[] users; 12751 if (userId == UserHandle.USER_ALL) { 12752 users = sUserManager.getUserIds(); 12753 } else { 12754 users = new int[]{userId}; 12755 } 12756 for (int i = 0; i < users.length; ++i) { 12757 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12758 return true; 12759 } 12760 } 12761 } 12762 } catch (RemoteException e) { 12763 } 12764 return false; 12765 } 12766 12767 /** 12768 * This method is an internal method that could be get invoked either 12769 * to delete an installed package or to clean up a failed installation. 12770 * After deleting an installed package, a broadcast is sent to notify any 12771 * listeners that the package has been installed. For cleaning up a failed 12772 * installation, the broadcast is not necessary since the package's 12773 * installation wouldn't have sent the initial broadcast either 12774 * The key steps in deleting a package are 12775 * deleting the package information in internal structures like mPackages, 12776 * deleting the packages base directories through installd 12777 * updating mSettings to reflect current status 12778 * persisting settings for later use 12779 * sending a broadcast if necessary 12780 */ 12781 private int deletePackageX(String packageName, int userId, int flags) { 12782 final PackageRemovedInfo info = new PackageRemovedInfo(); 12783 final boolean res; 12784 12785 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12786 ? UserHandle.ALL : new UserHandle(userId); 12787 12788 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12789 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12790 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12791 } 12792 12793 boolean removedForAllUsers = false; 12794 boolean systemUpdate = false; 12795 12796 // for the uninstall-updates case and restricted profiles, remember the per- 12797 // userhandle installed state 12798 int[] allUsers; 12799 boolean[] perUserInstalled; 12800 synchronized (mPackages) { 12801 PackageSetting ps = mSettings.mPackages.get(packageName); 12802 allUsers = sUserManager.getUserIds(); 12803 perUserInstalled = new boolean[allUsers.length]; 12804 for (int i = 0; i < allUsers.length; i++) { 12805 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12806 } 12807 } 12808 12809 synchronized (mInstallLock) { 12810 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12811 res = deletePackageLI(packageName, removeForUser, 12812 true, allUsers, perUserInstalled, 12813 flags | REMOVE_CHATTY, info, true); 12814 systemUpdate = info.isRemovedPackageSystemUpdate; 12815 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12816 removedForAllUsers = true; 12817 } 12818 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12819 + " removedForAllUsers=" + removedForAllUsers); 12820 } 12821 12822 if (res) { 12823 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12824 12825 // If the removed package was a system update, the old system package 12826 // was re-enabled; we need to broadcast this information 12827 if (systemUpdate) { 12828 Bundle extras = new Bundle(1); 12829 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12830 ? info.removedAppId : info.uid); 12831 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12832 12833 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12834 extras, null, null, null); 12835 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12836 extras, null, null, null); 12837 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12838 null, packageName, null, null); 12839 } 12840 } 12841 // Force a gc here. 12842 Runtime.getRuntime().gc(); 12843 // Delete the resources here after sending the broadcast to let 12844 // other processes clean up before deleting resources. 12845 if (info.args != null) { 12846 synchronized (mInstallLock) { 12847 info.args.doPostDeleteLI(true); 12848 } 12849 } 12850 12851 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12852 } 12853 12854 class PackageRemovedInfo { 12855 String removedPackage; 12856 int uid = -1; 12857 int removedAppId = -1; 12858 int[] removedUsers = null; 12859 boolean isRemovedPackageSystemUpdate = false; 12860 // Clean up resources deleted packages. 12861 InstallArgs args = null; 12862 12863 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12864 Bundle extras = new Bundle(1); 12865 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12866 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12867 if (replacing) { 12868 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12869 } 12870 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12871 if (removedPackage != null) { 12872 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12873 extras, null, null, removedUsers); 12874 if (fullRemove && !replacing) { 12875 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12876 extras, null, null, removedUsers); 12877 } 12878 } 12879 if (removedAppId >= 0) { 12880 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12881 removedUsers); 12882 } 12883 } 12884 } 12885 12886 /* 12887 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12888 * flag is not set, the data directory is removed as well. 12889 * make sure this flag is set for partially installed apps. If not its meaningless to 12890 * delete a partially installed application. 12891 */ 12892 private void removePackageDataLI(PackageSetting ps, 12893 int[] allUserHandles, boolean[] perUserInstalled, 12894 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12895 String packageName = ps.name; 12896 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12897 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12898 // Retrieve object to delete permissions for shared user later on 12899 final PackageSetting deletedPs; 12900 // reader 12901 synchronized (mPackages) { 12902 deletedPs = mSettings.mPackages.get(packageName); 12903 if (outInfo != null) { 12904 outInfo.removedPackage = packageName; 12905 outInfo.removedUsers = deletedPs != null 12906 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12907 : null; 12908 } 12909 } 12910 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12911 removeDataDirsLI(ps.volumeUuid, packageName); 12912 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12913 } 12914 // writer 12915 synchronized (mPackages) { 12916 if (deletedPs != null) { 12917 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12918 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12919 clearDefaultBrowserIfNeeded(packageName); 12920 if (outInfo != null) { 12921 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12922 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12923 } 12924 updatePermissionsLPw(deletedPs.name, null, 0); 12925 if (deletedPs.sharedUser != null) { 12926 // Remove permissions associated with package. Since runtime 12927 // permissions are per user we have to kill the removed package 12928 // or packages running under the shared user of the removed 12929 // package if revoking the permissions requested only by the removed 12930 // package is successful and this causes a change in gids. 12931 for (int userId : UserManagerService.getInstance().getUserIds()) { 12932 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12933 userId); 12934 if (userIdToKill == UserHandle.USER_ALL 12935 || userIdToKill >= UserHandle.USER_OWNER) { 12936 // If gids changed for this user, kill all affected packages. 12937 mHandler.post(new Runnable() { 12938 @Override 12939 public void run() { 12940 // This has to happen with no lock held. 12941 killApplication(deletedPs.name, deletedPs.appId, 12942 KILL_APP_REASON_GIDS_CHANGED); 12943 } 12944 }); 12945 break; 12946 } 12947 } 12948 } 12949 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12950 } 12951 // make sure to preserve per-user disabled state if this removal was just 12952 // a downgrade of a system app to the factory package 12953 if (allUserHandles != null && perUserInstalled != null) { 12954 if (DEBUG_REMOVE) { 12955 Slog.d(TAG, "Propagating install state across downgrade"); 12956 } 12957 for (int i = 0; i < allUserHandles.length; i++) { 12958 if (DEBUG_REMOVE) { 12959 Slog.d(TAG, " user " + allUserHandles[i] 12960 + " => " + perUserInstalled[i]); 12961 } 12962 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12963 } 12964 } 12965 } 12966 // can downgrade to reader 12967 if (writeSettings) { 12968 // Save settings now 12969 mSettings.writeLPr(); 12970 } 12971 } 12972 if (outInfo != null) { 12973 // A user ID was deleted here. Go through all users and remove it 12974 // from KeyStore. 12975 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12976 } 12977 } 12978 12979 static boolean locationIsPrivileged(File path) { 12980 try { 12981 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12982 .getCanonicalPath(); 12983 return path.getCanonicalPath().startsWith(privilegedAppDir); 12984 } catch (IOException e) { 12985 Slog.e(TAG, "Unable to access code path " + path); 12986 } 12987 return false; 12988 } 12989 12990 /* 12991 * Tries to delete system package. 12992 */ 12993 private boolean deleteSystemPackageLI(PackageSetting newPs, 12994 int[] allUserHandles, boolean[] perUserInstalled, 12995 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12996 final boolean applyUserRestrictions 12997 = (allUserHandles != null) && (perUserInstalled != null); 12998 PackageSetting disabledPs = null; 12999 // Confirm if the system package has been updated 13000 // An updated system app can be deleted. This will also have to restore 13001 // the system pkg from system partition 13002 // reader 13003 synchronized (mPackages) { 13004 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13005 } 13006 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13007 + " disabledPs=" + disabledPs); 13008 if (disabledPs == null) { 13009 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13010 return false; 13011 } else if (DEBUG_REMOVE) { 13012 Slog.d(TAG, "Deleting system pkg from data partition"); 13013 } 13014 if (DEBUG_REMOVE) { 13015 if (applyUserRestrictions) { 13016 Slog.d(TAG, "Remembering install states:"); 13017 for (int i = 0; i < allUserHandles.length; i++) { 13018 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13019 } 13020 } 13021 } 13022 // Delete the updated package 13023 outInfo.isRemovedPackageSystemUpdate = true; 13024 if (disabledPs.versionCode < newPs.versionCode) { 13025 // Delete data for downgrades 13026 flags &= ~PackageManager.DELETE_KEEP_DATA; 13027 } else { 13028 // Preserve data by setting flag 13029 flags |= PackageManager.DELETE_KEEP_DATA; 13030 } 13031 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13032 allUserHandles, perUserInstalled, outInfo, writeSettings); 13033 if (!ret) { 13034 return false; 13035 } 13036 // writer 13037 synchronized (mPackages) { 13038 // Reinstate the old system package 13039 mSettings.enableSystemPackageLPw(newPs.name); 13040 // Remove any native libraries from the upgraded package. 13041 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13042 } 13043 // Install the system package 13044 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13045 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13046 if (locationIsPrivileged(disabledPs.codePath)) { 13047 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13048 } 13049 13050 final PackageParser.Package newPkg; 13051 try { 13052 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13053 } catch (PackageManagerException e) { 13054 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13055 return false; 13056 } 13057 13058 // writer 13059 synchronized (mPackages) { 13060 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13061 13062 // Propagate the permissions state as we do not want to drop on the floor 13063 // runtime permissions. The update permissions method below will take 13064 // care of removing obsolete permissions and grant install permissions. 13065 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13066 updatePermissionsLPw(newPkg.packageName, newPkg, 13067 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13068 13069 if (applyUserRestrictions) { 13070 if (DEBUG_REMOVE) { 13071 Slog.d(TAG, "Propagating install state across reinstall"); 13072 } 13073 for (int i = 0; i < allUserHandles.length; i++) { 13074 if (DEBUG_REMOVE) { 13075 Slog.d(TAG, " user " + allUserHandles[i] 13076 + " => " + perUserInstalled[i]); 13077 } 13078 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13079 13080 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13081 } 13082 // Regardless of writeSettings we need to ensure that this restriction 13083 // state propagation is persisted 13084 mSettings.writeAllUsersPackageRestrictionsLPr(); 13085 } 13086 // can downgrade to reader here 13087 if (writeSettings) { 13088 mSettings.writeLPr(); 13089 } 13090 } 13091 return true; 13092 } 13093 13094 private boolean deleteInstalledPackageLI(PackageSetting ps, 13095 boolean deleteCodeAndResources, int flags, 13096 int[] allUserHandles, boolean[] perUserInstalled, 13097 PackageRemovedInfo outInfo, boolean writeSettings) { 13098 if (outInfo != null) { 13099 outInfo.uid = ps.appId; 13100 } 13101 13102 // Delete package data from internal structures and also remove data if flag is set 13103 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13104 13105 // Delete application code and resources 13106 if (deleteCodeAndResources && (outInfo != null)) { 13107 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13108 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13109 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13110 } 13111 return true; 13112 } 13113 13114 @Override 13115 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13116 int userId) { 13117 mContext.enforceCallingOrSelfPermission( 13118 android.Manifest.permission.DELETE_PACKAGES, null); 13119 synchronized (mPackages) { 13120 PackageSetting ps = mSettings.mPackages.get(packageName); 13121 if (ps == null) { 13122 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13123 return false; 13124 } 13125 if (!ps.getInstalled(userId)) { 13126 // Can't block uninstall for an app that is not installed or enabled. 13127 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13128 return false; 13129 } 13130 ps.setBlockUninstall(blockUninstall, userId); 13131 mSettings.writePackageRestrictionsLPr(userId); 13132 } 13133 return true; 13134 } 13135 13136 @Override 13137 public boolean getBlockUninstallForUser(String packageName, int userId) { 13138 synchronized (mPackages) { 13139 PackageSetting ps = mSettings.mPackages.get(packageName); 13140 if (ps == null) { 13141 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13142 return false; 13143 } 13144 return ps.getBlockUninstall(userId); 13145 } 13146 } 13147 13148 /* 13149 * This method handles package deletion in general 13150 */ 13151 private boolean deletePackageLI(String packageName, UserHandle user, 13152 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13153 int flags, PackageRemovedInfo outInfo, 13154 boolean writeSettings) { 13155 if (packageName == null) { 13156 Slog.w(TAG, "Attempt to delete null packageName."); 13157 return false; 13158 } 13159 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13160 PackageSetting ps; 13161 boolean dataOnly = false; 13162 int removeUser = -1; 13163 int appId = -1; 13164 synchronized (mPackages) { 13165 ps = mSettings.mPackages.get(packageName); 13166 if (ps == null) { 13167 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13168 return false; 13169 } 13170 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13171 && user.getIdentifier() != UserHandle.USER_ALL) { 13172 // The caller is asking that the package only be deleted for a single 13173 // user. To do this, we just mark its uninstalled state and delete 13174 // its data. If this is a system app, we only allow this to happen if 13175 // they have set the special DELETE_SYSTEM_APP which requests different 13176 // semantics than normal for uninstalling system apps. 13177 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13178 final int userId = user.getIdentifier(); 13179 ps.setUserState(userId, 13180 COMPONENT_ENABLED_STATE_DEFAULT, 13181 false, //installed 13182 true, //stopped 13183 true, //notLaunched 13184 false, //hidden 13185 null, null, null, 13186 false, // blockUninstall 13187 ps.readUserState(userId).domainVerificationStatus, 0); 13188 if (!isSystemApp(ps)) { 13189 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13190 // Other user still have this package installed, so all 13191 // we need to do is clear this user's data and save that 13192 // it is uninstalled. 13193 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13194 removeUser = user.getIdentifier(); 13195 appId = ps.appId; 13196 scheduleWritePackageRestrictionsLocked(removeUser); 13197 } else { 13198 // We need to set it back to 'installed' so the uninstall 13199 // broadcasts will be sent correctly. 13200 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13201 ps.setInstalled(true, user.getIdentifier()); 13202 } 13203 } else { 13204 // This is a system app, so we assume that the 13205 // other users still have this package installed, so all 13206 // we need to do is clear this user's data and save that 13207 // it is uninstalled. 13208 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13209 removeUser = user.getIdentifier(); 13210 appId = ps.appId; 13211 scheduleWritePackageRestrictionsLocked(removeUser); 13212 } 13213 } 13214 } 13215 13216 if (removeUser >= 0) { 13217 // From above, we determined that we are deleting this only 13218 // for a single user. Continue the work here. 13219 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13220 if (outInfo != null) { 13221 outInfo.removedPackage = packageName; 13222 outInfo.removedAppId = appId; 13223 outInfo.removedUsers = new int[] {removeUser}; 13224 } 13225 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13226 removeKeystoreDataIfNeeded(removeUser, appId); 13227 schedulePackageCleaning(packageName, removeUser, false); 13228 synchronized (mPackages) { 13229 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13230 scheduleWritePackageRestrictionsLocked(removeUser); 13231 } 13232 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13233 } 13234 return true; 13235 } 13236 13237 if (dataOnly) { 13238 // Delete application data first 13239 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13240 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13241 return true; 13242 } 13243 13244 boolean ret = false; 13245 if (isSystemApp(ps)) { 13246 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13247 // When an updated system application is deleted we delete the existing resources as well and 13248 // fall back to existing code in system partition 13249 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13250 flags, outInfo, writeSettings); 13251 } else { 13252 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13253 // Kill application pre-emptively especially for apps on sd. 13254 killApplication(packageName, ps.appId, "uninstall pkg"); 13255 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13256 allUserHandles, perUserInstalled, 13257 outInfo, writeSettings); 13258 } 13259 13260 return ret; 13261 } 13262 13263 private final class ClearStorageConnection implements ServiceConnection { 13264 IMediaContainerService mContainerService; 13265 13266 @Override 13267 public void onServiceConnected(ComponentName name, IBinder service) { 13268 synchronized (this) { 13269 mContainerService = IMediaContainerService.Stub.asInterface(service); 13270 notifyAll(); 13271 } 13272 } 13273 13274 @Override 13275 public void onServiceDisconnected(ComponentName name) { 13276 } 13277 } 13278 13279 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13280 final boolean mounted; 13281 if (Environment.isExternalStorageEmulated()) { 13282 mounted = true; 13283 } else { 13284 final String status = Environment.getExternalStorageState(); 13285 13286 mounted = status.equals(Environment.MEDIA_MOUNTED) 13287 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13288 } 13289 13290 if (!mounted) { 13291 return; 13292 } 13293 13294 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13295 int[] users; 13296 if (userId == UserHandle.USER_ALL) { 13297 users = sUserManager.getUserIds(); 13298 } else { 13299 users = new int[] { userId }; 13300 } 13301 final ClearStorageConnection conn = new ClearStorageConnection(); 13302 if (mContext.bindServiceAsUser( 13303 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13304 try { 13305 for (int curUser : users) { 13306 long timeout = SystemClock.uptimeMillis() + 5000; 13307 synchronized (conn) { 13308 long now = SystemClock.uptimeMillis(); 13309 while (conn.mContainerService == null && now < timeout) { 13310 try { 13311 conn.wait(timeout - now); 13312 } catch (InterruptedException e) { 13313 } 13314 } 13315 } 13316 if (conn.mContainerService == null) { 13317 return; 13318 } 13319 13320 final UserEnvironment userEnv = new UserEnvironment(curUser); 13321 clearDirectory(conn.mContainerService, 13322 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13323 if (allData) { 13324 clearDirectory(conn.mContainerService, 13325 userEnv.buildExternalStorageAppDataDirs(packageName)); 13326 clearDirectory(conn.mContainerService, 13327 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13328 } 13329 } 13330 } finally { 13331 mContext.unbindService(conn); 13332 } 13333 } 13334 } 13335 13336 @Override 13337 public void clearApplicationUserData(final String packageName, 13338 final IPackageDataObserver observer, final int userId) { 13339 mContext.enforceCallingOrSelfPermission( 13340 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13341 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13342 // Queue up an async operation since the package deletion may take a little while. 13343 mHandler.post(new Runnable() { 13344 public void run() { 13345 mHandler.removeCallbacks(this); 13346 final boolean succeeded; 13347 synchronized (mInstallLock) { 13348 succeeded = clearApplicationUserDataLI(packageName, userId); 13349 } 13350 clearExternalStorageDataSync(packageName, userId, true); 13351 if (succeeded) { 13352 // invoke DeviceStorageMonitor's update method to clear any notifications 13353 DeviceStorageMonitorInternal 13354 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13355 if (dsm != null) { 13356 dsm.checkMemory(); 13357 } 13358 } 13359 if(observer != null) { 13360 try { 13361 observer.onRemoveCompleted(packageName, succeeded); 13362 } catch (RemoteException e) { 13363 Log.i(TAG, "Observer no longer exists."); 13364 } 13365 } //end if observer 13366 } //end run 13367 }); 13368 } 13369 13370 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13371 if (packageName == null) { 13372 Slog.w(TAG, "Attempt to delete null packageName."); 13373 return false; 13374 } 13375 13376 // Try finding details about the requested package 13377 PackageParser.Package pkg; 13378 synchronized (mPackages) { 13379 pkg = mPackages.get(packageName); 13380 if (pkg == null) { 13381 final PackageSetting ps = mSettings.mPackages.get(packageName); 13382 if (ps != null) { 13383 pkg = ps.pkg; 13384 } 13385 } 13386 13387 if (pkg == null) { 13388 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13389 return false; 13390 } 13391 13392 PackageSetting ps = (PackageSetting) pkg.mExtras; 13393 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13394 } 13395 13396 // Always delete data directories for package, even if we found no other 13397 // record of app. This helps users recover from UID mismatches without 13398 // resorting to a full data wipe. 13399 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13400 if (retCode < 0) { 13401 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13402 return false; 13403 } 13404 13405 final int appId = pkg.applicationInfo.uid; 13406 removeKeystoreDataIfNeeded(userId, appId); 13407 13408 // Create a native library symlink only if we have native libraries 13409 // and if the native libraries are 32 bit libraries. We do not provide 13410 // this symlink for 64 bit libraries. 13411 if (pkg.applicationInfo.primaryCpuAbi != null && 13412 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13413 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13414 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13415 nativeLibPath, userId) < 0) { 13416 Slog.w(TAG, "Failed linking native library dir"); 13417 return false; 13418 } 13419 } 13420 13421 return true; 13422 } 13423 13424 /** 13425 * Reverts user permission state changes (permissions and flags) in 13426 * all packages for a given user. 13427 * 13428 * @param userId The device user for which to do a reset. 13429 */ 13430 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13431 final int packageCount = mPackages.size(); 13432 for (int i = 0; i < packageCount; i++) { 13433 PackageParser.Package pkg = mPackages.valueAt(i); 13434 PackageSetting ps = (PackageSetting) pkg.mExtras; 13435 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13436 } 13437 } 13438 13439 /** 13440 * Reverts user permission state changes (permissions and flags). 13441 * 13442 * @param ps The package for which to reset. 13443 * @param userId The device user for which to do a reset. 13444 */ 13445 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13446 final PackageSetting ps, final int userId) { 13447 if (ps.pkg == null) { 13448 return; 13449 } 13450 13451 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13452 | FLAG_PERMISSION_USER_FIXED 13453 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13454 13455 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13456 | FLAG_PERMISSION_POLICY_FIXED; 13457 13458 boolean writeInstallPermissions = false; 13459 boolean writeRuntimePermissions = false; 13460 13461 final int permissionCount = ps.pkg.requestedPermissions.size(); 13462 for (int i = 0; i < permissionCount; i++) { 13463 String permission = ps.pkg.requestedPermissions.get(i); 13464 13465 BasePermission bp = mSettings.mPermissions.get(permission); 13466 if (bp == null) { 13467 continue; 13468 } 13469 13470 // If shared user we just reset the state to which only this app contributed. 13471 if (ps.sharedUser != null) { 13472 boolean used = false; 13473 final int packageCount = ps.sharedUser.packages.size(); 13474 for (int j = 0; j < packageCount; j++) { 13475 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13476 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13477 && pkg.pkg.requestedPermissions.contains(permission)) { 13478 used = true; 13479 break; 13480 } 13481 } 13482 if (used) { 13483 continue; 13484 } 13485 } 13486 13487 PermissionsState permissionsState = ps.getPermissionsState(); 13488 13489 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13490 13491 // Always clear the user settable flags. 13492 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13493 bp.name) != null; 13494 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13495 if (hasInstallState) { 13496 writeInstallPermissions = true; 13497 } else { 13498 writeRuntimePermissions = true; 13499 } 13500 } 13501 13502 // Below is only runtime permission handling. 13503 if (!bp.isRuntime()) { 13504 continue; 13505 } 13506 13507 // Never clobber system or policy. 13508 if ((oldFlags & policyOrSystemFlags) != 0) { 13509 continue; 13510 } 13511 13512 // If this permission was granted by default, make sure it is. 13513 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13514 if (permissionsState.grantRuntimePermission(bp, userId) 13515 != PERMISSION_OPERATION_FAILURE) { 13516 writeRuntimePermissions = true; 13517 } 13518 } else { 13519 // Otherwise, reset the permission. 13520 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13521 switch (revokeResult) { 13522 case PERMISSION_OPERATION_SUCCESS: { 13523 writeRuntimePermissions = true; 13524 } break; 13525 13526 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13527 writeRuntimePermissions = true; 13528 final int appId = ps.appId; 13529 mHandler.post(new Runnable() { 13530 @Override 13531 public void run() { 13532 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13533 } 13534 }); 13535 } break; 13536 } 13537 } 13538 } 13539 13540 // Synchronously write as we are taking permissions away. 13541 if (writeRuntimePermissions) { 13542 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13543 } 13544 13545 // Synchronously write as we are taking permissions away. 13546 if (writeInstallPermissions) { 13547 mSettings.writeLPr(); 13548 } 13549 } 13550 13551 /** 13552 * Remove entries from the keystore daemon. Will only remove it if the 13553 * {@code appId} is valid. 13554 */ 13555 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13556 if (appId < 0) { 13557 return; 13558 } 13559 13560 final KeyStore keyStore = KeyStore.getInstance(); 13561 if (keyStore != null) { 13562 if (userId == UserHandle.USER_ALL) { 13563 for (final int individual : sUserManager.getUserIds()) { 13564 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13565 } 13566 } else { 13567 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13568 } 13569 } else { 13570 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13571 } 13572 } 13573 13574 @Override 13575 public void deleteApplicationCacheFiles(final String packageName, 13576 final IPackageDataObserver observer) { 13577 mContext.enforceCallingOrSelfPermission( 13578 android.Manifest.permission.DELETE_CACHE_FILES, null); 13579 // Queue up an async operation since the package deletion may take a little while. 13580 final int userId = UserHandle.getCallingUserId(); 13581 mHandler.post(new Runnable() { 13582 public void run() { 13583 mHandler.removeCallbacks(this); 13584 final boolean succeded; 13585 synchronized (mInstallLock) { 13586 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13587 } 13588 clearExternalStorageDataSync(packageName, userId, false); 13589 if (observer != null) { 13590 try { 13591 observer.onRemoveCompleted(packageName, succeded); 13592 } catch (RemoteException e) { 13593 Log.i(TAG, "Observer no longer exists."); 13594 } 13595 } //end if observer 13596 } //end run 13597 }); 13598 } 13599 13600 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13601 if (packageName == null) { 13602 Slog.w(TAG, "Attempt to delete null packageName."); 13603 return false; 13604 } 13605 PackageParser.Package p; 13606 synchronized (mPackages) { 13607 p = mPackages.get(packageName); 13608 } 13609 if (p == null) { 13610 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13611 return false; 13612 } 13613 final ApplicationInfo applicationInfo = p.applicationInfo; 13614 if (applicationInfo == null) { 13615 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13616 return false; 13617 } 13618 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13619 if (retCode < 0) { 13620 Slog.w(TAG, "Couldn't remove cache files for package: " 13621 + packageName + " u" + userId); 13622 return false; 13623 } 13624 return true; 13625 } 13626 13627 @Override 13628 public void getPackageSizeInfo(final String packageName, int userHandle, 13629 final IPackageStatsObserver observer) { 13630 mContext.enforceCallingOrSelfPermission( 13631 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13632 if (packageName == null) { 13633 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13634 } 13635 13636 PackageStats stats = new PackageStats(packageName, userHandle); 13637 13638 /* 13639 * Queue up an async operation since the package measurement may take a 13640 * little while. 13641 */ 13642 Message msg = mHandler.obtainMessage(INIT_COPY); 13643 msg.obj = new MeasureParams(stats, observer); 13644 mHandler.sendMessage(msg); 13645 } 13646 13647 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13648 PackageStats pStats) { 13649 if (packageName == null) { 13650 Slog.w(TAG, "Attempt to get size of null packageName."); 13651 return false; 13652 } 13653 PackageParser.Package p; 13654 boolean dataOnly = false; 13655 String libDirRoot = null; 13656 String asecPath = null; 13657 PackageSetting ps = null; 13658 synchronized (mPackages) { 13659 p = mPackages.get(packageName); 13660 ps = mSettings.mPackages.get(packageName); 13661 if(p == null) { 13662 dataOnly = true; 13663 if((ps == null) || (ps.pkg == null)) { 13664 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13665 return false; 13666 } 13667 p = ps.pkg; 13668 } 13669 if (ps != null) { 13670 libDirRoot = ps.legacyNativeLibraryPathString; 13671 } 13672 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 13673 final long token = Binder.clearCallingIdentity(); 13674 try { 13675 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13676 if (secureContainerId != null) { 13677 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13678 } 13679 } finally { 13680 Binder.restoreCallingIdentity(token); 13681 } 13682 } 13683 } 13684 String publicSrcDir = null; 13685 if(!dataOnly) { 13686 final ApplicationInfo applicationInfo = p.applicationInfo; 13687 if (applicationInfo == null) { 13688 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13689 return false; 13690 } 13691 if (p.isForwardLocked()) { 13692 publicSrcDir = applicationInfo.getBaseResourcePath(); 13693 } 13694 } 13695 // TODO: extend to measure size of split APKs 13696 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13697 // not just the first level. 13698 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13699 // just the primary. 13700 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13701 13702 String apkPath; 13703 File packageDir = new File(p.codePath); 13704 13705 if (packageDir.isDirectory() && p.canHaveOatDir()) { 13706 apkPath = packageDir.getAbsolutePath(); 13707 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 13708 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 13709 libDirRoot = null; 13710 } 13711 } else { 13712 apkPath = p.baseCodePath; 13713 } 13714 13715 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 13716 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13717 if (res < 0) { 13718 return false; 13719 } 13720 13721 // Fix-up for forward-locked applications in ASEC containers. 13722 if (!isExternal(p)) { 13723 pStats.codeSize += pStats.externalCodeSize; 13724 pStats.externalCodeSize = 0L; 13725 } 13726 13727 return true; 13728 } 13729 13730 13731 @Override 13732 public void addPackageToPreferred(String packageName) { 13733 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13734 } 13735 13736 @Override 13737 public void removePackageFromPreferred(String packageName) { 13738 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13739 } 13740 13741 @Override 13742 public List<PackageInfo> getPreferredPackages(int flags) { 13743 return new ArrayList<PackageInfo>(); 13744 } 13745 13746 private int getUidTargetSdkVersionLockedLPr(int uid) { 13747 Object obj = mSettings.getUserIdLPr(uid); 13748 if (obj instanceof SharedUserSetting) { 13749 final SharedUserSetting sus = (SharedUserSetting) obj; 13750 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13751 final Iterator<PackageSetting> it = sus.packages.iterator(); 13752 while (it.hasNext()) { 13753 final PackageSetting ps = it.next(); 13754 if (ps.pkg != null) { 13755 int v = ps.pkg.applicationInfo.targetSdkVersion; 13756 if (v < vers) vers = v; 13757 } 13758 } 13759 return vers; 13760 } else if (obj instanceof PackageSetting) { 13761 final PackageSetting ps = (PackageSetting) obj; 13762 if (ps.pkg != null) { 13763 return ps.pkg.applicationInfo.targetSdkVersion; 13764 } 13765 } 13766 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13767 } 13768 13769 @Override 13770 public void addPreferredActivity(IntentFilter filter, int match, 13771 ComponentName[] set, ComponentName activity, int userId) { 13772 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13773 "Adding preferred"); 13774 } 13775 13776 private void addPreferredActivityInternal(IntentFilter filter, int match, 13777 ComponentName[] set, ComponentName activity, boolean always, int userId, 13778 String opname) { 13779 // writer 13780 int callingUid = Binder.getCallingUid(); 13781 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13782 if (filter.countActions() == 0) { 13783 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13784 return; 13785 } 13786 synchronized (mPackages) { 13787 if (mContext.checkCallingOrSelfPermission( 13788 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13789 != PackageManager.PERMISSION_GRANTED) { 13790 if (getUidTargetSdkVersionLockedLPr(callingUid) 13791 < Build.VERSION_CODES.FROYO) { 13792 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13793 + callingUid); 13794 return; 13795 } 13796 mContext.enforceCallingOrSelfPermission( 13797 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13798 } 13799 13800 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13801 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13802 + userId + ":"); 13803 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13804 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13805 scheduleWritePackageRestrictionsLocked(userId); 13806 } 13807 } 13808 13809 @Override 13810 public void replacePreferredActivity(IntentFilter filter, int match, 13811 ComponentName[] set, ComponentName activity, int userId) { 13812 if (filter.countActions() != 1) { 13813 throw new IllegalArgumentException( 13814 "replacePreferredActivity expects filter to have only 1 action."); 13815 } 13816 if (filter.countDataAuthorities() != 0 13817 || filter.countDataPaths() != 0 13818 || filter.countDataSchemes() > 1 13819 || filter.countDataTypes() != 0) { 13820 throw new IllegalArgumentException( 13821 "replacePreferredActivity expects filter to have no data authorities, " + 13822 "paths, or types; and at most one scheme."); 13823 } 13824 13825 final int callingUid = Binder.getCallingUid(); 13826 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13827 synchronized (mPackages) { 13828 if (mContext.checkCallingOrSelfPermission( 13829 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13830 != PackageManager.PERMISSION_GRANTED) { 13831 if (getUidTargetSdkVersionLockedLPr(callingUid) 13832 < Build.VERSION_CODES.FROYO) { 13833 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13834 + Binder.getCallingUid()); 13835 return; 13836 } 13837 mContext.enforceCallingOrSelfPermission( 13838 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13839 } 13840 13841 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13842 if (pir != null) { 13843 // Get all of the existing entries that exactly match this filter. 13844 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13845 if (existing != null && existing.size() == 1) { 13846 PreferredActivity cur = existing.get(0); 13847 if (DEBUG_PREFERRED) { 13848 Slog.i(TAG, "Checking replace of preferred:"); 13849 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13850 if (!cur.mPref.mAlways) { 13851 Slog.i(TAG, " -- CUR; not mAlways!"); 13852 } else { 13853 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13854 Slog.i(TAG, " -- CUR: mSet=" 13855 + Arrays.toString(cur.mPref.mSetComponents)); 13856 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13857 Slog.i(TAG, " -- NEW: mMatch=" 13858 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13859 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13860 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13861 } 13862 } 13863 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13864 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13865 && cur.mPref.sameSet(set)) { 13866 // Setting the preferred activity to what it happens to be already 13867 if (DEBUG_PREFERRED) { 13868 Slog.i(TAG, "Replacing with same preferred activity " 13869 + cur.mPref.mShortComponent + " for user " 13870 + userId + ":"); 13871 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13872 } 13873 return; 13874 } 13875 } 13876 13877 if (existing != null) { 13878 if (DEBUG_PREFERRED) { 13879 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13880 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13881 } 13882 for (int i = 0; i < existing.size(); i++) { 13883 PreferredActivity pa = existing.get(i); 13884 if (DEBUG_PREFERRED) { 13885 Slog.i(TAG, "Removing existing preferred activity " 13886 + pa.mPref.mComponent + ":"); 13887 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13888 } 13889 pir.removeFilter(pa); 13890 } 13891 } 13892 } 13893 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13894 "Replacing preferred"); 13895 } 13896 } 13897 13898 @Override 13899 public void clearPackagePreferredActivities(String packageName) { 13900 final int uid = Binder.getCallingUid(); 13901 // writer 13902 synchronized (mPackages) { 13903 PackageParser.Package pkg = mPackages.get(packageName); 13904 if (pkg == null || pkg.applicationInfo.uid != uid) { 13905 if (mContext.checkCallingOrSelfPermission( 13906 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13907 != PackageManager.PERMISSION_GRANTED) { 13908 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13909 < Build.VERSION_CODES.FROYO) { 13910 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13911 + Binder.getCallingUid()); 13912 return; 13913 } 13914 mContext.enforceCallingOrSelfPermission( 13915 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13916 } 13917 } 13918 13919 int user = UserHandle.getCallingUserId(); 13920 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13921 scheduleWritePackageRestrictionsLocked(user); 13922 } 13923 } 13924 } 13925 13926 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13927 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13928 ArrayList<PreferredActivity> removed = null; 13929 boolean changed = false; 13930 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13931 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13932 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13933 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13934 continue; 13935 } 13936 Iterator<PreferredActivity> it = pir.filterIterator(); 13937 while (it.hasNext()) { 13938 PreferredActivity pa = it.next(); 13939 // Mark entry for removal only if it matches the package name 13940 // and the entry is of type "always". 13941 if (packageName == null || 13942 (pa.mPref.mComponent.getPackageName().equals(packageName) 13943 && pa.mPref.mAlways)) { 13944 if (removed == null) { 13945 removed = new ArrayList<PreferredActivity>(); 13946 } 13947 removed.add(pa); 13948 } 13949 } 13950 if (removed != null) { 13951 for (int j=0; j<removed.size(); j++) { 13952 PreferredActivity pa = removed.get(j); 13953 pir.removeFilter(pa); 13954 } 13955 changed = true; 13956 } 13957 } 13958 return changed; 13959 } 13960 13961 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13962 private void clearIntentFilterVerificationsLPw(int userId) { 13963 final int packageCount = mPackages.size(); 13964 for (int i = 0; i < packageCount; i++) { 13965 PackageParser.Package pkg = mPackages.valueAt(i); 13966 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13967 } 13968 } 13969 13970 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13971 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13972 if (userId == UserHandle.USER_ALL) { 13973 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13974 sUserManager.getUserIds())) { 13975 for (int oneUserId : sUserManager.getUserIds()) { 13976 scheduleWritePackageRestrictionsLocked(oneUserId); 13977 } 13978 } 13979 } else { 13980 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13981 scheduleWritePackageRestrictionsLocked(userId); 13982 } 13983 } 13984 } 13985 13986 void clearDefaultBrowserIfNeeded(String packageName) { 13987 for (int oneUserId : sUserManager.getUserIds()) { 13988 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13989 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13990 if (packageName.equals(defaultBrowserPackageName)) { 13991 setDefaultBrowserPackageName(null, oneUserId); 13992 } 13993 } 13994 } 13995 13996 @Override 13997 public void resetApplicationPreferences(int userId) { 13998 mContext.enforceCallingOrSelfPermission( 13999 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14000 // writer 14001 synchronized (mPackages) { 14002 final long identity = Binder.clearCallingIdentity(); 14003 try { 14004 clearPackagePreferredActivitiesLPw(null, userId); 14005 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14006 // TODO: We have to reset the default SMS and Phone. This requires 14007 // significant refactoring to keep all default apps in the package 14008 // manager (cleaner but more work) or have the services provide 14009 // callbacks to the package manager to request a default app reset. 14010 applyFactoryDefaultBrowserLPw(userId); 14011 clearIntentFilterVerificationsLPw(userId); 14012 primeDomainVerificationsLPw(userId); 14013 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14014 scheduleWritePackageRestrictionsLocked(userId); 14015 } finally { 14016 Binder.restoreCallingIdentity(identity); 14017 } 14018 } 14019 } 14020 14021 @Override 14022 public int getPreferredActivities(List<IntentFilter> outFilters, 14023 List<ComponentName> outActivities, String packageName) { 14024 14025 int num = 0; 14026 final int userId = UserHandle.getCallingUserId(); 14027 // reader 14028 synchronized (mPackages) { 14029 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14030 if (pir != null) { 14031 final Iterator<PreferredActivity> it = pir.filterIterator(); 14032 while (it.hasNext()) { 14033 final PreferredActivity pa = it.next(); 14034 if (packageName == null 14035 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14036 && pa.mPref.mAlways)) { 14037 if (outFilters != null) { 14038 outFilters.add(new IntentFilter(pa)); 14039 } 14040 if (outActivities != null) { 14041 outActivities.add(pa.mPref.mComponent); 14042 } 14043 } 14044 } 14045 } 14046 } 14047 14048 return num; 14049 } 14050 14051 @Override 14052 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14053 int userId) { 14054 int callingUid = Binder.getCallingUid(); 14055 if (callingUid != Process.SYSTEM_UID) { 14056 throw new SecurityException( 14057 "addPersistentPreferredActivity can only be run by the system"); 14058 } 14059 if (filter.countActions() == 0) { 14060 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14061 return; 14062 } 14063 synchronized (mPackages) { 14064 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14065 " :"); 14066 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14067 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14068 new PersistentPreferredActivity(filter, activity)); 14069 scheduleWritePackageRestrictionsLocked(userId); 14070 } 14071 } 14072 14073 @Override 14074 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14075 int callingUid = Binder.getCallingUid(); 14076 if (callingUid != Process.SYSTEM_UID) { 14077 throw new SecurityException( 14078 "clearPackagePersistentPreferredActivities can only be run by the system"); 14079 } 14080 ArrayList<PersistentPreferredActivity> removed = null; 14081 boolean changed = false; 14082 synchronized (mPackages) { 14083 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14084 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14085 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14086 .valueAt(i); 14087 if (userId != thisUserId) { 14088 continue; 14089 } 14090 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14091 while (it.hasNext()) { 14092 PersistentPreferredActivity ppa = it.next(); 14093 // Mark entry for removal only if it matches the package name. 14094 if (ppa.mComponent.getPackageName().equals(packageName)) { 14095 if (removed == null) { 14096 removed = new ArrayList<PersistentPreferredActivity>(); 14097 } 14098 removed.add(ppa); 14099 } 14100 } 14101 if (removed != null) { 14102 for (int j=0; j<removed.size(); j++) { 14103 PersistentPreferredActivity ppa = removed.get(j); 14104 ppir.removeFilter(ppa); 14105 } 14106 changed = true; 14107 } 14108 } 14109 14110 if (changed) { 14111 scheduleWritePackageRestrictionsLocked(userId); 14112 } 14113 } 14114 } 14115 14116 /** 14117 * Common machinery for picking apart a restored XML blob and passing 14118 * it to a caller-supplied functor to be applied to the running system. 14119 */ 14120 private void restoreFromXml(XmlPullParser parser, int userId, 14121 String expectedStartTag, BlobXmlRestorer functor) 14122 throws IOException, XmlPullParserException { 14123 int type; 14124 while ((type = parser.next()) != XmlPullParser.START_TAG 14125 && type != XmlPullParser.END_DOCUMENT) { 14126 } 14127 if (type != XmlPullParser.START_TAG) { 14128 // oops didn't find a start tag?! 14129 if (DEBUG_BACKUP) { 14130 Slog.e(TAG, "Didn't find start tag during restore"); 14131 } 14132 return; 14133 } 14134 14135 // this is supposed to be TAG_PREFERRED_BACKUP 14136 if (!expectedStartTag.equals(parser.getName())) { 14137 if (DEBUG_BACKUP) { 14138 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14139 } 14140 return; 14141 } 14142 14143 // skip interfering stuff, then we're aligned with the backing implementation 14144 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14145 functor.apply(parser, userId); 14146 } 14147 14148 private interface BlobXmlRestorer { 14149 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14150 } 14151 14152 /** 14153 * Non-Binder method, support for the backup/restore mechanism: write the 14154 * full set of preferred activities in its canonical XML format. Returns the 14155 * XML output as a byte array, or null if there is none. 14156 */ 14157 @Override 14158 public byte[] getPreferredActivityBackup(int userId) { 14159 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14160 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14161 } 14162 14163 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14164 try { 14165 final XmlSerializer serializer = new FastXmlSerializer(); 14166 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14167 serializer.startDocument(null, true); 14168 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14169 14170 synchronized (mPackages) { 14171 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14172 } 14173 14174 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14175 serializer.endDocument(); 14176 serializer.flush(); 14177 } catch (Exception e) { 14178 if (DEBUG_BACKUP) { 14179 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14180 } 14181 return null; 14182 } 14183 14184 return dataStream.toByteArray(); 14185 } 14186 14187 @Override 14188 public void restorePreferredActivities(byte[] backup, int userId) { 14189 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14190 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14191 } 14192 14193 try { 14194 final XmlPullParser parser = Xml.newPullParser(); 14195 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14196 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14197 new BlobXmlRestorer() { 14198 @Override 14199 public void apply(XmlPullParser parser, int userId) 14200 throws XmlPullParserException, IOException { 14201 synchronized (mPackages) { 14202 mSettings.readPreferredActivitiesLPw(parser, userId); 14203 } 14204 } 14205 } ); 14206 } catch (Exception e) { 14207 if (DEBUG_BACKUP) { 14208 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14209 } 14210 } 14211 } 14212 14213 /** 14214 * Non-Binder method, support for the backup/restore mechanism: write the 14215 * default browser (etc) settings in its canonical XML format. Returns the default 14216 * browser XML representation as a byte array, or null if there is none. 14217 */ 14218 @Override 14219 public byte[] getDefaultAppsBackup(int userId) { 14220 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14221 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14222 } 14223 14224 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14225 try { 14226 final XmlSerializer serializer = new FastXmlSerializer(); 14227 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14228 serializer.startDocument(null, true); 14229 serializer.startTag(null, TAG_DEFAULT_APPS); 14230 14231 synchronized (mPackages) { 14232 mSettings.writeDefaultAppsLPr(serializer, userId); 14233 } 14234 14235 serializer.endTag(null, TAG_DEFAULT_APPS); 14236 serializer.endDocument(); 14237 serializer.flush(); 14238 } catch (Exception e) { 14239 if (DEBUG_BACKUP) { 14240 Slog.e(TAG, "Unable to write default apps for backup", e); 14241 } 14242 return null; 14243 } 14244 14245 return dataStream.toByteArray(); 14246 } 14247 14248 @Override 14249 public void restoreDefaultApps(byte[] backup, int userId) { 14250 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14251 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14252 } 14253 14254 try { 14255 final XmlPullParser parser = Xml.newPullParser(); 14256 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14257 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14258 new BlobXmlRestorer() { 14259 @Override 14260 public void apply(XmlPullParser parser, int userId) 14261 throws XmlPullParserException, IOException { 14262 synchronized (mPackages) { 14263 mSettings.readDefaultAppsLPw(parser, userId); 14264 } 14265 } 14266 } ); 14267 } catch (Exception e) { 14268 if (DEBUG_BACKUP) { 14269 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14270 } 14271 } 14272 } 14273 14274 @Override 14275 public byte[] getIntentFilterVerificationBackup(int userId) { 14276 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14277 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14278 } 14279 14280 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14281 try { 14282 final XmlSerializer serializer = new FastXmlSerializer(); 14283 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14284 serializer.startDocument(null, true); 14285 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14286 14287 synchronized (mPackages) { 14288 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14289 } 14290 14291 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14292 serializer.endDocument(); 14293 serializer.flush(); 14294 } catch (Exception e) { 14295 if (DEBUG_BACKUP) { 14296 Slog.e(TAG, "Unable to write default apps for backup", e); 14297 } 14298 return null; 14299 } 14300 14301 return dataStream.toByteArray(); 14302 } 14303 14304 @Override 14305 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14306 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14307 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14308 } 14309 14310 try { 14311 final XmlPullParser parser = Xml.newPullParser(); 14312 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14313 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14314 new BlobXmlRestorer() { 14315 @Override 14316 public void apply(XmlPullParser parser, int userId) 14317 throws XmlPullParserException, IOException { 14318 synchronized (mPackages) { 14319 mSettings.readAllDomainVerificationsLPr(parser, userId); 14320 mSettings.writeLPr(); 14321 } 14322 } 14323 } ); 14324 } catch (Exception e) { 14325 if (DEBUG_BACKUP) { 14326 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14327 } 14328 } 14329 } 14330 14331 @Override 14332 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14333 int sourceUserId, int targetUserId, int flags) { 14334 mContext.enforceCallingOrSelfPermission( 14335 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14336 int callingUid = Binder.getCallingUid(); 14337 enforceOwnerRights(ownerPackage, callingUid); 14338 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14339 if (intentFilter.countActions() == 0) { 14340 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14341 return; 14342 } 14343 synchronized (mPackages) { 14344 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14345 ownerPackage, targetUserId, flags); 14346 CrossProfileIntentResolver resolver = 14347 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14348 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14349 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14350 if (existing != null) { 14351 int size = existing.size(); 14352 for (int i = 0; i < size; i++) { 14353 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14354 return; 14355 } 14356 } 14357 } 14358 resolver.addFilter(newFilter); 14359 scheduleWritePackageRestrictionsLocked(sourceUserId); 14360 } 14361 } 14362 14363 @Override 14364 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14365 mContext.enforceCallingOrSelfPermission( 14366 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14367 int callingUid = Binder.getCallingUid(); 14368 enforceOwnerRights(ownerPackage, callingUid); 14369 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14370 synchronized (mPackages) { 14371 CrossProfileIntentResolver resolver = 14372 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14373 ArraySet<CrossProfileIntentFilter> set = 14374 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14375 for (CrossProfileIntentFilter filter : set) { 14376 if (filter.getOwnerPackage().equals(ownerPackage)) { 14377 resolver.removeFilter(filter); 14378 } 14379 } 14380 scheduleWritePackageRestrictionsLocked(sourceUserId); 14381 } 14382 } 14383 14384 // Enforcing that callingUid is owning pkg on userId 14385 private void enforceOwnerRights(String pkg, int callingUid) { 14386 // The system owns everything. 14387 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14388 return; 14389 } 14390 int callingUserId = UserHandle.getUserId(callingUid); 14391 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14392 if (pi == null) { 14393 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14394 + callingUserId); 14395 } 14396 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14397 throw new SecurityException("Calling uid " + callingUid 14398 + " does not own package " + pkg); 14399 } 14400 } 14401 14402 @Override 14403 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14404 Intent intent = new Intent(Intent.ACTION_MAIN); 14405 intent.addCategory(Intent.CATEGORY_HOME); 14406 14407 final int callingUserId = UserHandle.getCallingUserId(); 14408 List<ResolveInfo> list = queryIntentActivities(intent, null, 14409 PackageManager.GET_META_DATA, callingUserId); 14410 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14411 true, false, false, callingUserId); 14412 14413 allHomeCandidates.clear(); 14414 if (list != null) { 14415 for (ResolveInfo ri : list) { 14416 allHomeCandidates.add(ri); 14417 } 14418 } 14419 return (preferred == null || preferred.activityInfo == null) 14420 ? null 14421 : new ComponentName(preferred.activityInfo.packageName, 14422 preferred.activityInfo.name); 14423 } 14424 14425 @Override 14426 public void setApplicationEnabledSetting(String appPackageName, 14427 int newState, int flags, int userId, String callingPackage) { 14428 if (!sUserManager.exists(userId)) return; 14429 if (callingPackage == null) { 14430 callingPackage = Integer.toString(Binder.getCallingUid()); 14431 } 14432 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14433 } 14434 14435 @Override 14436 public void setComponentEnabledSetting(ComponentName componentName, 14437 int newState, int flags, int userId) { 14438 if (!sUserManager.exists(userId)) return; 14439 setEnabledSetting(componentName.getPackageName(), 14440 componentName.getClassName(), newState, flags, userId, null); 14441 } 14442 14443 private void setEnabledSetting(final String packageName, String className, int newState, 14444 final int flags, int userId, String callingPackage) { 14445 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14446 || newState == COMPONENT_ENABLED_STATE_ENABLED 14447 || newState == COMPONENT_ENABLED_STATE_DISABLED 14448 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14449 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14450 throw new IllegalArgumentException("Invalid new component state: " 14451 + newState); 14452 } 14453 PackageSetting pkgSetting; 14454 final int uid = Binder.getCallingUid(); 14455 final int permission = mContext.checkCallingOrSelfPermission( 14456 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14457 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14458 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14459 boolean sendNow = false; 14460 boolean isApp = (className == null); 14461 String componentName = isApp ? packageName : className; 14462 int packageUid = -1; 14463 ArrayList<String> components; 14464 14465 // writer 14466 synchronized (mPackages) { 14467 pkgSetting = mSettings.mPackages.get(packageName); 14468 if (pkgSetting == null) { 14469 if (className == null) { 14470 throw new IllegalArgumentException( 14471 "Unknown package: " + packageName); 14472 } 14473 throw new IllegalArgumentException( 14474 "Unknown component: " + packageName 14475 + "/" + className); 14476 } 14477 // Allow root and verify that userId is not being specified by a different user 14478 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14479 throw new SecurityException( 14480 "Permission Denial: attempt to change component state from pid=" 14481 + Binder.getCallingPid() 14482 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14483 } 14484 if (className == null) { 14485 // We're dealing with an application/package level state change 14486 if (pkgSetting.getEnabled(userId) == newState) { 14487 // Nothing to do 14488 return; 14489 } 14490 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14491 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14492 // Don't care about who enables an app. 14493 callingPackage = null; 14494 } 14495 pkgSetting.setEnabled(newState, userId, callingPackage); 14496 // pkgSetting.pkg.mSetEnabled = newState; 14497 } else { 14498 // We're dealing with a component level state change 14499 // First, verify that this is a valid class name. 14500 PackageParser.Package pkg = pkgSetting.pkg; 14501 if (pkg == null || !pkg.hasComponentClassName(className)) { 14502 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14503 throw new IllegalArgumentException("Component class " + className 14504 + " does not exist in " + packageName); 14505 } else { 14506 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14507 + className + " does not exist in " + packageName); 14508 } 14509 } 14510 switch (newState) { 14511 case COMPONENT_ENABLED_STATE_ENABLED: 14512 if (!pkgSetting.enableComponentLPw(className, userId)) { 14513 return; 14514 } 14515 break; 14516 case COMPONENT_ENABLED_STATE_DISABLED: 14517 if (!pkgSetting.disableComponentLPw(className, userId)) { 14518 return; 14519 } 14520 break; 14521 case COMPONENT_ENABLED_STATE_DEFAULT: 14522 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14523 return; 14524 } 14525 break; 14526 default: 14527 Slog.e(TAG, "Invalid new component state: " + newState); 14528 return; 14529 } 14530 } 14531 scheduleWritePackageRestrictionsLocked(userId); 14532 components = mPendingBroadcasts.get(userId, packageName); 14533 final boolean newPackage = components == null; 14534 if (newPackage) { 14535 components = new ArrayList<String>(); 14536 } 14537 if (!components.contains(componentName)) { 14538 components.add(componentName); 14539 } 14540 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14541 sendNow = true; 14542 // Purge entry from pending broadcast list if another one exists already 14543 // since we are sending one right away. 14544 mPendingBroadcasts.remove(userId, packageName); 14545 } else { 14546 if (newPackage) { 14547 mPendingBroadcasts.put(userId, packageName, components); 14548 } 14549 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14550 // Schedule a message 14551 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14552 } 14553 } 14554 } 14555 14556 long callingId = Binder.clearCallingIdentity(); 14557 try { 14558 if (sendNow) { 14559 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14560 sendPackageChangedBroadcast(packageName, 14561 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14562 } 14563 } finally { 14564 Binder.restoreCallingIdentity(callingId); 14565 } 14566 } 14567 14568 private void sendPackageChangedBroadcast(String packageName, 14569 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14570 if (DEBUG_INSTALL) 14571 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14572 + componentNames); 14573 Bundle extras = new Bundle(4); 14574 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14575 String nameList[] = new String[componentNames.size()]; 14576 componentNames.toArray(nameList); 14577 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14578 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14579 extras.putInt(Intent.EXTRA_UID, packageUid); 14580 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14581 new int[] {UserHandle.getUserId(packageUid)}); 14582 } 14583 14584 @Override 14585 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14586 if (!sUserManager.exists(userId)) return; 14587 final int uid = Binder.getCallingUid(); 14588 final int permission = mContext.checkCallingOrSelfPermission( 14589 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14590 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14591 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14592 // writer 14593 synchronized (mPackages) { 14594 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14595 allowedByPermission, uid, userId)) { 14596 scheduleWritePackageRestrictionsLocked(userId); 14597 } 14598 } 14599 } 14600 14601 @Override 14602 public String getInstallerPackageName(String packageName) { 14603 // reader 14604 synchronized (mPackages) { 14605 return mSettings.getInstallerPackageNameLPr(packageName); 14606 } 14607 } 14608 14609 @Override 14610 public int getApplicationEnabledSetting(String packageName, int userId) { 14611 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14612 int uid = Binder.getCallingUid(); 14613 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14614 // reader 14615 synchronized (mPackages) { 14616 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14617 } 14618 } 14619 14620 @Override 14621 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14622 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14623 int uid = Binder.getCallingUid(); 14624 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14625 // reader 14626 synchronized (mPackages) { 14627 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14628 } 14629 } 14630 14631 @Override 14632 public void enterSafeMode() { 14633 enforceSystemOrRoot("Only the system can request entering safe mode"); 14634 14635 if (!mSystemReady) { 14636 mSafeMode = true; 14637 } 14638 } 14639 14640 @Override 14641 public void systemReady() { 14642 mSystemReady = true; 14643 14644 // Read the compatibilty setting when the system is ready. 14645 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14646 mContext.getContentResolver(), 14647 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14648 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14649 if (DEBUG_SETTINGS) { 14650 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14651 } 14652 14653 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14654 14655 synchronized (mPackages) { 14656 // Verify that all of the preferred activity components actually 14657 // exist. It is possible for applications to be updated and at 14658 // that point remove a previously declared activity component that 14659 // had been set as a preferred activity. We try to clean this up 14660 // the next time we encounter that preferred activity, but it is 14661 // possible for the user flow to never be able to return to that 14662 // situation so here we do a sanity check to make sure we haven't 14663 // left any junk around. 14664 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14665 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14666 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14667 removed.clear(); 14668 for (PreferredActivity pa : pir.filterSet()) { 14669 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14670 removed.add(pa); 14671 } 14672 } 14673 if (removed.size() > 0) { 14674 for (int r=0; r<removed.size(); r++) { 14675 PreferredActivity pa = removed.get(r); 14676 Slog.w(TAG, "Removing dangling preferred activity: " 14677 + pa.mPref.mComponent); 14678 pir.removeFilter(pa); 14679 } 14680 mSettings.writePackageRestrictionsLPr( 14681 mSettings.mPreferredActivities.keyAt(i)); 14682 } 14683 } 14684 14685 for (int userId : UserManagerService.getInstance().getUserIds()) { 14686 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14687 grantPermissionsUserIds = ArrayUtils.appendInt( 14688 grantPermissionsUserIds, userId); 14689 } 14690 } 14691 } 14692 sUserManager.systemReady(); 14693 14694 // If we upgraded grant all default permissions before kicking off. 14695 for (int userId : grantPermissionsUserIds) { 14696 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14697 } 14698 14699 // Kick off any messages waiting for system ready 14700 if (mPostSystemReadyMessages != null) { 14701 for (Message msg : mPostSystemReadyMessages) { 14702 msg.sendToTarget(); 14703 } 14704 mPostSystemReadyMessages = null; 14705 } 14706 14707 // Watch for external volumes that come and go over time 14708 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14709 storage.registerListener(mStorageListener); 14710 14711 mInstallerService.systemReady(); 14712 mPackageDexOptimizer.systemReady(); 14713 14714 MountServiceInternal mountServiceInternal = LocalServices.getService( 14715 MountServiceInternal.class); 14716 mountServiceInternal.addExternalStoragePolicy( 14717 new MountServiceInternal.ExternalStorageMountPolicy() { 14718 @Override 14719 public int getMountMode(int uid, String packageName) { 14720 if (Process.isIsolated(uid)) { 14721 return Zygote.MOUNT_EXTERNAL_NONE; 14722 } 14723 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14724 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14725 } 14726 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14727 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14728 } 14729 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14730 return Zygote.MOUNT_EXTERNAL_READ; 14731 } 14732 return Zygote.MOUNT_EXTERNAL_WRITE; 14733 } 14734 14735 @Override 14736 public boolean hasExternalStorage(int uid, String packageName) { 14737 return true; 14738 } 14739 }); 14740 } 14741 14742 @Override 14743 public boolean isSafeMode() { 14744 return mSafeMode; 14745 } 14746 14747 @Override 14748 public boolean hasSystemUidErrors() { 14749 return mHasSystemUidErrors; 14750 } 14751 14752 static String arrayToString(int[] array) { 14753 StringBuffer buf = new StringBuffer(128); 14754 buf.append('['); 14755 if (array != null) { 14756 for (int i=0; i<array.length; i++) { 14757 if (i > 0) buf.append(", "); 14758 buf.append(array[i]); 14759 } 14760 } 14761 buf.append(']'); 14762 return buf.toString(); 14763 } 14764 14765 static class DumpState { 14766 public static final int DUMP_LIBS = 1 << 0; 14767 public static final int DUMP_FEATURES = 1 << 1; 14768 public static final int DUMP_RESOLVERS = 1 << 2; 14769 public static final int DUMP_PERMISSIONS = 1 << 3; 14770 public static final int DUMP_PACKAGES = 1 << 4; 14771 public static final int DUMP_SHARED_USERS = 1 << 5; 14772 public static final int DUMP_MESSAGES = 1 << 6; 14773 public static final int DUMP_PROVIDERS = 1 << 7; 14774 public static final int DUMP_VERIFIERS = 1 << 8; 14775 public static final int DUMP_PREFERRED = 1 << 9; 14776 public static final int DUMP_PREFERRED_XML = 1 << 10; 14777 public static final int DUMP_KEYSETS = 1 << 11; 14778 public static final int DUMP_VERSION = 1 << 12; 14779 public static final int DUMP_INSTALLS = 1 << 13; 14780 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14781 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14782 14783 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14784 14785 private int mTypes; 14786 14787 private int mOptions; 14788 14789 private boolean mTitlePrinted; 14790 14791 private SharedUserSetting mSharedUser; 14792 14793 public boolean isDumping(int type) { 14794 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14795 return true; 14796 } 14797 14798 return (mTypes & type) != 0; 14799 } 14800 14801 public void setDump(int type) { 14802 mTypes |= type; 14803 } 14804 14805 public boolean isOptionEnabled(int option) { 14806 return (mOptions & option) != 0; 14807 } 14808 14809 public void setOptionEnabled(int option) { 14810 mOptions |= option; 14811 } 14812 14813 public boolean onTitlePrinted() { 14814 final boolean printed = mTitlePrinted; 14815 mTitlePrinted = true; 14816 return printed; 14817 } 14818 14819 public boolean getTitlePrinted() { 14820 return mTitlePrinted; 14821 } 14822 14823 public void setTitlePrinted(boolean enabled) { 14824 mTitlePrinted = enabled; 14825 } 14826 14827 public SharedUserSetting getSharedUser() { 14828 return mSharedUser; 14829 } 14830 14831 public void setSharedUser(SharedUserSetting user) { 14832 mSharedUser = user; 14833 } 14834 } 14835 14836 @Override 14837 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14838 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14839 != PackageManager.PERMISSION_GRANTED) { 14840 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14841 + Binder.getCallingPid() 14842 + ", uid=" + Binder.getCallingUid() 14843 + " without permission " 14844 + android.Manifest.permission.DUMP); 14845 return; 14846 } 14847 14848 DumpState dumpState = new DumpState(); 14849 boolean fullPreferred = false; 14850 boolean checkin = false; 14851 14852 String packageName = null; 14853 ArraySet<String> permissionNames = null; 14854 14855 int opti = 0; 14856 while (opti < args.length) { 14857 String opt = args[opti]; 14858 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14859 break; 14860 } 14861 opti++; 14862 14863 if ("-a".equals(opt)) { 14864 // Right now we only know how to print all. 14865 } else if ("-h".equals(opt)) { 14866 pw.println("Package manager dump options:"); 14867 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14868 pw.println(" --checkin: dump for a checkin"); 14869 pw.println(" -f: print details of intent filters"); 14870 pw.println(" -h: print this help"); 14871 pw.println(" cmd may be one of:"); 14872 pw.println(" l[ibraries]: list known shared libraries"); 14873 pw.println(" f[ibraries]: list device features"); 14874 pw.println(" k[eysets]: print known keysets"); 14875 pw.println(" r[esolvers]: dump intent resolvers"); 14876 pw.println(" perm[issions]: dump permissions"); 14877 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14878 pw.println(" pref[erred]: print preferred package settings"); 14879 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14880 pw.println(" prov[iders]: dump content providers"); 14881 pw.println(" p[ackages]: dump installed packages"); 14882 pw.println(" s[hared-users]: dump shared user IDs"); 14883 pw.println(" m[essages]: print collected runtime messages"); 14884 pw.println(" v[erifiers]: print package verifier info"); 14885 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14886 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14887 pw.println(" version: print database version info"); 14888 pw.println(" write: write current settings now"); 14889 pw.println(" installs: details about install sessions"); 14890 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 14891 pw.println(" <package.name>: info about given package"); 14892 return; 14893 } else if ("--checkin".equals(opt)) { 14894 checkin = true; 14895 } else if ("-f".equals(opt)) { 14896 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14897 } else { 14898 pw.println("Unknown argument: " + opt + "; use -h for help"); 14899 } 14900 } 14901 14902 // Is the caller requesting to dump a particular piece of data? 14903 if (opti < args.length) { 14904 String cmd = args[opti]; 14905 opti++; 14906 // Is this a package name? 14907 if ("android".equals(cmd) || cmd.contains(".")) { 14908 packageName = cmd; 14909 // When dumping a single package, we always dump all of its 14910 // filter information since the amount of data will be reasonable. 14911 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14912 } else if ("check-permission".equals(cmd)) { 14913 if (opti >= args.length) { 14914 pw.println("Error: check-permission missing permission argument"); 14915 return; 14916 } 14917 String perm = args[opti]; 14918 opti++; 14919 if (opti >= args.length) { 14920 pw.println("Error: check-permission missing package argument"); 14921 return; 14922 } 14923 String pkg = args[opti]; 14924 opti++; 14925 int user = UserHandle.getUserId(Binder.getCallingUid()); 14926 if (opti < args.length) { 14927 try { 14928 user = Integer.parseInt(args[opti]); 14929 } catch (NumberFormatException e) { 14930 pw.println("Error: check-permission user argument is not a number: " 14931 + args[opti]); 14932 return; 14933 } 14934 } 14935 pw.println(checkPermission(perm, pkg, user)); 14936 return; 14937 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14938 dumpState.setDump(DumpState.DUMP_LIBS); 14939 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14940 dumpState.setDump(DumpState.DUMP_FEATURES); 14941 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14942 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14943 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14944 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14945 } else if ("permission".equals(cmd)) { 14946 if (opti >= args.length) { 14947 pw.println("Error: permission requires permission name"); 14948 return; 14949 } 14950 permissionNames = new ArraySet<>(); 14951 while (opti < args.length) { 14952 permissionNames.add(args[opti]); 14953 opti++; 14954 } 14955 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14956 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14957 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14958 dumpState.setDump(DumpState.DUMP_PREFERRED); 14959 } else if ("preferred-xml".equals(cmd)) { 14960 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14961 if (opti < args.length && "--full".equals(args[opti])) { 14962 fullPreferred = true; 14963 opti++; 14964 } 14965 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14966 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14967 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14968 dumpState.setDump(DumpState.DUMP_PACKAGES); 14969 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14970 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14971 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14972 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14973 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14974 dumpState.setDump(DumpState.DUMP_MESSAGES); 14975 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14976 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14977 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14978 || "intent-filter-verifiers".equals(cmd)) { 14979 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14980 } else if ("version".equals(cmd)) { 14981 dumpState.setDump(DumpState.DUMP_VERSION); 14982 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14983 dumpState.setDump(DumpState.DUMP_KEYSETS); 14984 } else if ("installs".equals(cmd)) { 14985 dumpState.setDump(DumpState.DUMP_INSTALLS); 14986 } else if ("write".equals(cmd)) { 14987 synchronized (mPackages) { 14988 mSettings.writeLPr(); 14989 pw.println("Settings written."); 14990 return; 14991 } 14992 } 14993 } 14994 14995 if (checkin) { 14996 pw.println("vers,1"); 14997 } 14998 14999 // reader 15000 synchronized (mPackages) { 15001 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15002 if (!checkin) { 15003 if (dumpState.onTitlePrinted()) 15004 pw.println(); 15005 pw.println("Database versions:"); 15006 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15007 } 15008 } 15009 15010 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15011 if (!checkin) { 15012 if (dumpState.onTitlePrinted()) 15013 pw.println(); 15014 pw.println("Verifiers:"); 15015 pw.print(" Required: "); 15016 pw.print(mRequiredVerifierPackage); 15017 pw.print(" (uid="); 15018 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15019 pw.println(")"); 15020 } else if (mRequiredVerifierPackage != null) { 15021 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15022 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15023 } 15024 } 15025 15026 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15027 packageName == null) { 15028 if (mIntentFilterVerifierComponent != null) { 15029 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15030 if (!checkin) { 15031 if (dumpState.onTitlePrinted()) 15032 pw.println(); 15033 pw.println("Intent Filter Verifier:"); 15034 pw.print(" Using: "); 15035 pw.print(verifierPackageName); 15036 pw.print(" (uid="); 15037 pw.print(getPackageUid(verifierPackageName, 0)); 15038 pw.println(")"); 15039 } else if (verifierPackageName != null) { 15040 pw.print("ifv,"); pw.print(verifierPackageName); 15041 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15042 } 15043 } else { 15044 pw.println(); 15045 pw.println("No Intent Filter Verifier available!"); 15046 } 15047 } 15048 15049 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15050 boolean printedHeader = false; 15051 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15052 while (it.hasNext()) { 15053 String name = it.next(); 15054 SharedLibraryEntry ent = mSharedLibraries.get(name); 15055 if (!checkin) { 15056 if (!printedHeader) { 15057 if (dumpState.onTitlePrinted()) 15058 pw.println(); 15059 pw.println("Libraries:"); 15060 printedHeader = true; 15061 } 15062 pw.print(" "); 15063 } else { 15064 pw.print("lib,"); 15065 } 15066 pw.print(name); 15067 if (!checkin) { 15068 pw.print(" -> "); 15069 } 15070 if (ent.path != null) { 15071 if (!checkin) { 15072 pw.print("(jar) "); 15073 pw.print(ent.path); 15074 } else { 15075 pw.print(",jar,"); 15076 pw.print(ent.path); 15077 } 15078 } else { 15079 if (!checkin) { 15080 pw.print("(apk) "); 15081 pw.print(ent.apk); 15082 } else { 15083 pw.print(",apk,"); 15084 pw.print(ent.apk); 15085 } 15086 } 15087 pw.println(); 15088 } 15089 } 15090 15091 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15092 if (dumpState.onTitlePrinted()) 15093 pw.println(); 15094 if (!checkin) { 15095 pw.println("Features:"); 15096 } 15097 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15098 while (it.hasNext()) { 15099 String name = it.next(); 15100 if (!checkin) { 15101 pw.print(" "); 15102 } else { 15103 pw.print("feat,"); 15104 } 15105 pw.println(name); 15106 } 15107 } 15108 15109 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 15110 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15111 : "Activity Resolver Table:", " ", packageName, 15112 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15113 dumpState.setTitlePrinted(true); 15114 } 15115 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15116 : "Receiver Resolver Table:", " ", packageName, 15117 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15118 dumpState.setTitlePrinted(true); 15119 } 15120 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15121 : "Service Resolver Table:", " ", packageName, 15122 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15123 dumpState.setTitlePrinted(true); 15124 } 15125 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15126 : "Provider Resolver Table:", " ", packageName, 15127 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15128 dumpState.setTitlePrinted(true); 15129 } 15130 } 15131 15132 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15133 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15134 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15135 int user = mSettings.mPreferredActivities.keyAt(i); 15136 if (pir.dump(pw, 15137 dumpState.getTitlePrinted() 15138 ? "\nPreferred Activities User " + user + ":" 15139 : "Preferred Activities User " + user + ":", " ", 15140 packageName, true, false)) { 15141 dumpState.setTitlePrinted(true); 15142 } 15143 } 15144 } 15145 15146 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15147 pw.flush(); 15148 FileOutputStream fout = new FileOutputStream(fd); 15149 BufferedOutputStream str = new BufferedOutputStream(fout); 15150 XmlSerializer serializer = new FastXmlSerializer(); 15151 try { 15152 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15153 serializer.startDocument(null, true); 15154 serializer.setFeature( 15155 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15156 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15157 serializer.endDocument(); 15158 serializer.flush(); 15159 } catch (IllegalArgumentException e) { 15160 pw.println("Failed writing: " + e); 15161 } catch (IllegalStateException e) { 15162 pw.println("Failed writing: " + e); 15163 } catch (IOException e) { 15164 pw.println("Failed writing: " + e); 15165 } 15166 } 15167 15168 if (!checkin 15169 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15170 && packageName == null) { 15171 pw.println(); 15172 int count = mSettings.mPackages.size(); 15173 if (count == 0) { 15174 pw.println("No applications!"); 15175 pw.println(); 15176 } else { 15177 final String prefix = " "; 15178 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15179 if (allPackageSettings.size() == 0) { 15180 pw.println("No domain preferred apps!"); 15181 pw.println(); 15182 } else { 15183 pw.println("App verification status:"); 15184 pw.println(); 15185 count = 0; 15186 for (PackageSetting ps : allPackageSettings) { 15187 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15188 if (ivi == null || ivi.getPackageName() == null) continue; 15189 pw.println(prefix + "Package: " + ivi.getPackageName()); 15190 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15191 pw.println(prefix + "Status: " + ivi.getStatusString()); 15192 pw.println(); 15193 count++; 15194 } 15195 if (count == 0) { 15196 pw.println(prefix + "No app verification established."); 15197 pw.println(); 15198 } 15199 for (int userId : sUserManager.getUserIds()) { 15200 pw.println("App linkages for user " + userId + ":"); 15201 pw.println(); 15202 count = 0; 15203 for (PackageSetting ps : allPackageSettings) { 15204 final long status = ps.getDomainVerificationStatusForUser(userId); 15205 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15206 continue; 15207 } 15208 pw.println(prefix + "Package: " + ps.name); 15209 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15210 String statusStr = IntentFilterVerificationInfo. 15211 getStatusStringFromValue(status); 15212 pw.println(prefix + "Status: " + statusStr); 15213 pw.println(); 15214 count++; 15215 } 15216 if (count == 0) { 15217 pw.println(prefix + "No configured app linkages."); 15218 pw.println(); 15219 } 15220 } 15221 } 15222 } 15223 } 15224 15225 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15226 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15227 if (packageName == null && permissionNames == null) { 15228 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15229 if (iperm == 0) { 15230 if (dumpState.onTitlePrinted()) 15231 pw.println(); 15232 pw.println("AppOp Permissions:"); 15233 } 15234 pw.print(" AppOp Permission "); 15235 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15236 pw.println(":"); 15237 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15238 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15239 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15240 } 15241 } 15242 } 15243 } 15244 15245 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15246 boolean printedSomething = false; 15247 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15248 if (packageName != null && !packageName.equals(p.info.packageName)) { 15249 continue; 15250 } 15251 if (!printedSomething) { 15252 if (dumpState.onTitlePrinted()) 15253 pw.println(); 15254 pw.println("Registered ContentProviders:"); 15255 printedSomething = true; 15256 } 15257 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15258 pw.print(" "); pw.println(p.toString()); 15259 } 15260 printedSomething = false; 15261 for (Map.Entry<String, PackageParser.Provider> entry : 15262 mProvidersByAuthority.entrySet()) { 15263 PackageParser.Provider p = entry.getValue(); 15264 if (packageName != null && !packageName.equals(p.info.packageName)) { 15265 continue; 15266 } 15267 if (!printedSomething) { 15268 if (dumpState.onTitlePrinted()) 15269 pw.println(); 15270 pw.println("ContentProvider Authorities:"); 15271 printedSomething = true; 15272 } 15273 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15274 pw.print(" "); pw.println(p.toString()); 15275 if (p.info != null && p.info.applicationInfo != null) { 15276 final String appInfo = p.info.applicationInfo.toString(); 15277 pw.print(" applicationInfo="); pw.println(appInfo); 15278 } 15279 } 15280 } 15281 15282 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15283 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15284 } 15285 15286 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15287 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15288 } 15289 15290 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15291 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15292 } 15293 15294 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15295 // XXX should handle packageName != null by dumping only install data that 15296 // the given package is involved with. 15297 if (dumpState.onTitlePrinted()) pw.println(); 15298 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15299 } 15300 15301 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15302 if (dumpState.onTitlePrinted()) pw.println(); 15303 mSettings.dumpReadMessagesLPr(pw, dumpState); 15304 15305 pw.println(); 15306 pw.println("Package warning messages:"); 15307 BufferedReader in = null; 15308 String line = null; 15309 try { 15310 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15311 while ((line = in.readLine()) != null) { 15312 if (line.contains("ignored: updated version")) continue; 15313 pw.println(line); 15314 } 15315 } catch (IOException ignored) { 15316 } finally { 15317 IoUtils.closeQuietly(in); 15318 } 15319 } 15320 15321 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15322 BufferedReader in = null; 15323 String line = null; 15324 try { 15325 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15326 while ((line = in.readLine()) != null) { 15327 if (line.contains("ignored: updated version")) continue; 15328 pw.print("msg,"); 15329 pw.println(line); 15330 } 15331 } catch (IOException ignored) { 15332 } finally { 15333 IoUtils.closeQuietly(in); 15334 } 15335 } 15336 } 15337 } 15338 15339 private String dumpDomainString(String packageName) { 15340 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15341 List<IntentFilter> filters = getAllIntentFilters(packageName); 15342 15343 ArraySet<String> result = new ArraySet<>(); 15344 if (iviList.size() > 0) { 15345 for (IntentFilterVerificationInfo ivi : iviList) { 15346 for (String host : ivi.getDomains()) { 15347 result.add(host); 15348 } 15349 } 15350 } 15351 if (filters != null && filters.size() > 0) { 15352 for (IntentFilter filter : filters) { 15353 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15354 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15355 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15356 result.addAll(filter.getHostsList()); 15357 } 15358 } 15359 } 15360 15361 StringBuilder sb = new StringBuilder(result.size() * 16); 15362 for (String domain : result) { 15363 if (sb.length() > 0) sb.append(" "); 15364 sb.append(domain); 15365 } 15366 return sb.toString(); 15367 } 15368 15369 // ------- apps on sdcard specific code ------- 15370 static final boolean DEBUG_SD_INSTALL = false; 15371 15372 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15373 15374 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15375 15376 private boolean mMediaMounted = false; 15377 15378 static String getEncryptKey() { 15379 try { 15380 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15381 SD_ENCRYPTION_KEYSTORE_NAME); 15382 if (sdEncKey == null) { 15383 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15384 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15385 if (sdEncKey == null) { 15386 Slog.e(TAG, "Failed to create encryption keys"); 15387 return null; 15388 } 15389 } 15390 return sdEncKey; 15391 } catch (NoSuchAlgorithmException nsae) { 15392 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15393 return null; 15394 } catch (IOException ioe) { 15395 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15396 return null; 15397 } 15398 } 15399 15400 /* 15401 * Update media status on PackageManager. 15402 */ 15403 @Override 15404 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15405 int callingUid = Binder.getCallingUid(); 15406 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15407 throw new SecurityException("Media status can only be updated by the system"); 15408 } 15409 // reader; this apparently protects mMediaMounted, but should probably 15410 // be a different lock in that case. 15411 synchronized (mPackages) { 15412 Log.i(TAG, "Updating external media status from " 15413 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15414 + (mediaStatus ? "mounted" : "unmounted")); 15415 if (DEBUG_SD_INSTALL) 15416 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15417 + ", mMediaMounted=" + mMediaMounted); 15418 if (mediaStatus == mMediaMounted) { 15419 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15420 : 0, -1); 15421 mHandler.sendMessage(msg); 15422 return; 15423 } 15424 mMediaMounted = mediaStatus; 15425 } 15426 // Queue up an async operation since the package installation may take a 15427 // little while. 15428 mHandler.post(new Runnable() { 15429 public void run() { 15430 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15431 } 15432 }); 15433 } 15434 15435 /** 15436 * Called by MountService when the initial ASECs to scan are available. 15437 * Should block until all the ASEC containers are finished being scanned. 15438 */ 15439 public void scanAvailableAsecs() { 15440 updateExternalMediaStatusInner(true, false, false); 15441 if (mShouldRestoreconData) { 15442 SELinuxMMAC.setRestoreconDone(); 15443 mShouldRestoreconData = false; 15444 } 15445 } 15446 15447 /* 15448 * Collect information of applications on external media, map them against 15449 * existing containers and update information based on current mount status. 15450 * Please note that we always have to report status if reportStatus has been 15451 * set to true especially when unloading packages. 15452 */ 15453 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15454 boolean externalStorage) { 15455 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15456 int[] uidArr = EmptyArray.INT; 15457 15458 final String[] list = PackageHelper.getSecureContainerList(); 15459 if (ArrayUtils.isEmpty(list)) { 15460 Log.i(TAG, "No secure containers found"); 15461 } else { 15462 // Process list of secure containers and categorize them 15463 // as active or stale based on their package internal state. 15464 15465 // reader 15466 synchronized (mPackages) { 15467 for (String cid : list) { 15468 // Leave stages untouched for now; installer service owns them 15469 if (PackageInstallerService.isStageName(cid)) continue; 15470 15471 if (DEBUG_SD_INSTALL) 15472 Log.i(TAG, "Processing container " + cid); 15473 String pkgName = getAsecPackageName(cid); 15474 if (pkgName == null) { 15475 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15476 continue; 15477 } 15478 if (DEBUG_SD_INSTALL) 15479 Log.i(TAG, "Looking for pkg : " + pkgName); 15480 15481 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15482 if (ps == null) { 15483 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15484 continue; 15485 } 15486 15487 /* 15488 * Skip packages that are not external if we're unmounting 15489 * external storage. 15490 */ 15491 if (externalStorage && !isMounted && !isExternal(ps)) { 15492 continue; 15493 } 15494 15495 final AsecInstallArgs args = new AsecInstallArgs(cid, 15496 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15497 // The package status is changed only if the code path 15498 // matches between settings and the container id. 15499 if (ps.codePathString != null 15500 && ps.codePathString.startsWith(args.getCodePath())) { 15501 if (DEBUG_SD_INSTALL) { 15502 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15503 + " at code path: " + ps.codePathString); 15504 } 15505 15506 // We do have a valid package installed on sdcard 15507 processCids.put(args, ps.codePathString); 15508 final int uid = ps.appId; 15509 if (uid != -1) { 15510 uidArr = ArrayUtils.appendInt(uidArr, uid); 15511 } 15512 } else { 15513 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15514 + ps.codePathString); 15515 } 15516 } 15517 } 15518 15519 Arrays.sort(uidArr); 15520 } 15521 15522 // Process packages with valid entries. 15523 if (isMounted) { 15524 if (DEBUG_SD_INSTALL) 15525 Log.i(TAG, "Loading packages"); 15526 loadMediaPackages(processCids, uidArr, externalStorage); 15527 startCleaningPackages(); 15528 mInstallerService.onSecureContainersAvailable(); 15529 } else { 15530 if (DEBUG_SD_INSTALL) 15531 Log.i(TAG, "Unloading packages"); 15532 unloadMediaPackages(processCids, uidArr, reportStatus); 15533 } 15534 } 15535 15536 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15537 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15538 final int size = infos.size(); 15539 final String[] packageNames = new String[size]; 15540 final int[] packageUids = new int[size]; 15541 for (int i = 0; i < size; i++) { 15542 final ApplicationInfo info = infos.get(i); 15543 packageNames[i] = info.packageName; 15544 packageUids[i] = info.uid; 15545 } 15546 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15547 finishedReceiver); 15548 } 15549 15550 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15551 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15552 sendResourcesChangedBroadcast(mediaStatus, replacing, 15553 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15554 } 15555 15556 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15557 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15558 int size = pkgList.length; 15559 if (size > 0) { 15560 // Send broadcasts here 15561 Bundle extras = new Bundle(); 15562 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15563 if (uidArr != null) { 15564 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15565 } 15566 if (replacing) { 15567 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15568 } 15569 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15570 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15571 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15572 } 15573 } 15574 15575 /* 15576 * Look at potentially valid container ids from processCids If package 15577 * information doesn't match the one on record or package scanning fails, 15578 * the cid is added to list of removeCids. We currently don't delete stale 15579 * containers. 15580 */ 15581 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 15582 boolean externalStorage) { 15583 ArrayList<String> pkgList = new ArrayList<String>(); 15584 Set<AsecInstallArgs> keys = processCids.keySet(); 15585 15586 for (AsecInstallArgs args : keys) { 15587 String codePath = processCids.get(args); 15588 if (DEBUG_SD_INSTALL) 15589 Log.i(TAG, "Loading container : " + args.cid); 15590 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15591 try { 15592 // Make sure there are no container errors first. 15593 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15594 Slog.e(TAG, "Failed to mount cid : " + args.cid 15595 + " when installing from sdcard"); 15596 continue; 15597 } 15598 // Check code path here. 15599 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15600 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15601 + " does not match one in settings " + codePath); 15602 continue; 15603 } 15604 // Parse package 15605 int parseFlags = mDefParseFlags; 15606 if (args.isExternalAsec()) { 15607 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15608 } 15609 if (args.isFwdLocked()) { 15610 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15611 } 15612 15613 synchronized (mInstallLock) { 15614 PackageParser.Package pkg = null; 15615 try { 15616 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15617 } catch (PackageManagerException e) { 15618 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15619 } 15620 // Scan the package 15621 if (pkg != null) { 15622 /* 15623 * TODO why is the lock being held? doPostInstall is 15624 * called in other places without the lock. This needs 15625 * to be straightened out. 15626 */ 15627 // writer 15628 synchronized (mPackages) { 15629 retCode = PackageManager.INSTALL_SUCCEEDED; 15630 pkgList.add(pkg.packageName); 15631 // Post process args 15632 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15633 pkg.applicationInfo.uid); 15634 } 15635 } else { 15636 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15637 } 15638 } 15639 15640 } finally { 15641 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15642 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15643 } 15644 } 15645 } 15646 // writer 15647 synchronized (mPackages) { 15648 // If the platform SDK has changed since the last time we booted, 15649 // we need to re-grant app permission to catch any new ones that 15650 // appear. This is really a hack, and means that apps can in some 15651 // cases get permissions that the user didn't initially explicitly 15652 // allow... it would be nice to have some better way to handle 15653 // this situation. 15654 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 15655 : mSettings.getInternalVersion(); 15656 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 15657 : StorageManager.UUID_PRIVATE_INTERNAL; 15658 15659 int updateFlags = UPDATE_PERMISSIONS_ALL; 15660 if (ver.sdkVersion != mSdkVersion) { 15661 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15662 + mSdkVersion + "; regranting permissions for external"); 15663 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15664 } 15665 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 15666 15667 // Yay, everything is now upgraded 15668 ver.forceCurrent(); 15669 15670 // can downgrade to reader 15671 // Persist settings 15672 mSettings.writeLPr(); 15673 } 15674 // Send a broadcast to let everyone know we are done processing 15675 if (pkgList.size() > 0) { 15676 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15677 } 15678 } 15679 15680 /* 15681 * Utility method to unload a list of specified containers 15682 */ 15683 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15684 // Just unmount all valid containers. 15685 for (AsecInstallArgs arg : cidArgs) { 15686 synchronized (mInstallLock) { 15687 arg.doPostDeleteLI(false); 15688 } 15689 } 15690 } 15691 15692 /* 15693 * Unload packages mounted on external media. This involves deleting package 15694 * data from internal structures, sending broadcasts about diabled packages, 15695 * gc'ing to free up references, unmounting all secure containers 15696 * corresponding to packages on external media, and posting a 15697 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15698 * that we always have to post this message if status has been requested no 15699 * matter what. 15700 */ 15701 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15702 final boolean reportStatus) { 15703 if (DEBUG_SD_INSTALL) 15704 Log.i(TAG, "unloading media packages"); 15705 ArrayList<String> pkgList = new ArrayList<String>(); 15706 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15707 final Set<AsecInstallArgs> keys = processCids.keySet(); 15708 for (AsecInstallArgs args : keys) { 15709 String pkgName = args.getPackageName(); 15710 if (DEBUG_SD_INSTALL) 15711 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15712 // Delete package internally 15713 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15714 synchronized (mInstallLock) { 15715 boolean res = deletePackageLI(pkgName, null, false, null, null, 15716 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15717 if (res) { 15718 pkgList.add(pkgName); 15719 } else { 15720 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15721 failedList.add(args); 15722 } 15723 } 15724 } 15725 15726 // reader 15727 synchronized (mPackages) { 15728 // We didn't update the settings after removing each package; 15729 // write them now for all packages. 15730 mSettings.writeLPr(); 15731 } 15732 15733 // We have to absolutely send UPDATED_MEDIA_STATUS only 15734 // after confirming that all the receivers processed the ordered 15735 // broadcast when packages get disabled, force a gc to clean things up. 15736 // and unload all the containers. 15737 if (pkgList.size() > 0) { 15738 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15739 new IIntentReceiver.Stub() { 15740 public void performReceive(Intent intent, int resultCode, String data, 15741 Bundle extras, boolean ordered, boolean sticky, 15742 int sendingUser) throws RemoteException { 15743 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15744 reportStatus ? 1 : 0, 1, keys); 15745 mHandler.sendMessage(msg); 15746 } 15747 }); 15748 } else { 15749 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15750 keys); 15751 mHandler.sendMessage(msg); 15752 } 15753 } 15754 15755 private void loadPrivatePackages(final VolumeInfo vol) { 15756 mHandler.post(new Runnable() { 15757 @Override 15758 public void run() { 15759 loadPrivatePackagesInner(vol); 15760 } 15761 }); 15762 } 15763 15764 private void loadPrivatePackagesInner(VolumeInfo vol) { 15765 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15766 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15767 15768 final VersionInfo ver; 15769 final List<PackageSetting> packages; 15770 synchronized (mPackages) { 15771 ver = mSettings.findOrCreateVersion(vol.fsUuid); 15772 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15773 } 15774 15775 for (PackageSetting ps : packages) { 15776 synchronized (mInstallLock) { 15777 final PackageParser.Package pkg; 15778 try { 15779 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15780 loaded.add(pkg.applicationInfo); 15781 } catch (PackageManagerException e) { 15782 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15783 } 15784 15785 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15786 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15787 } 15788 } 15789 } 15790 15791 synchronized (mPackages) { 15792 int updateFlags = UPDATE_PERMISSIONS_ALL; 15793 if (ver.sdkVersion != mSdkVersion) { 15794 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15795 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15796 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15797 } 15798 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 15799 15800 // Yay, everything is now upgraded 15801 ver.forceCurrent(); 15802 15803 mSettings.writeLPr(); 15804 } 15805 15806 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15807 sendResourcesChangedBroadcast(true, false, loaded, null); 15808 } 15809 15810 private void unloadPrivatePackages(final VolumeInfo vol) { 15811 mHandler.post(new Runnable() { 15812 @Override 15813 public void run() { 15814 unloadPrivatePackagesInner(vol); 15815 } 15816 }); 15817 } 15818 15819 private void unloadPrivatePackagesInner(VolumeInfo vol) { 15820 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15821 synchronized (mInstallLock) { 15822 synchronized (mPackages) { 15823 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15824 for (PackageSetting ps : packages) { 15825 if (ps.pkg == null) continue; 15826 15827 final ApplicationInfo info = ps.pkg.applicationInfo; 15828 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15829 if (deletePackageLI(ps.name, null, false, null, null, 15830 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15831 unloaded.add(info); 15832 } else { 15833 Slog.w(TAG, "Failed to unload " + ps.codePath); 15834 } 15835 } 15836 15837 mSettings.writeLPr(); 15838 } 15839 } 15840 15841 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15842 sendResourcesChangedBroadcast(false, false, unloaded, null); 15843 } 15844 15845 /** 15846 * Examine all users present on given mounted volume, and destroy data 15847 * belonging to users that are no longer valid, or whose user ID has been 15848 * recycled. 15849 */ 15850 private void reconcileUsers(String volumeUuid) { 15851 final File[] files = FileUtils 15852 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15853 for (File file : files) { 15854 if (!file.isDirectory()) continue; 15855 15856 final int userId; 15857 final UserInfo info; 15858 try { 15859 userId = Integer.parseInt(file.getName()); 15860 info = sUserManager.getUserInfo(userId); 15861 } catch (NumberFormatException e) { 15862 Slog.w(TAG, "Invalid user directory " + file); 15863 continue; 15864 } 15865 15866 boolean destroyUser = false; 15867 if (info == null) { 15868 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15869 + " because no matching user was found"); 15870 destroyUser = true; 15871 } else { 15872 try { 15873 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15874 } catch (IOException e) { 15875 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15876 + " because we failed to enforce serial number: " + e); 15877 destroyUser = true; 15878 } 15879 } 15880 15881 if (destroyUser) { 15882 synchronized (mInstallLock) { 15883 mInstaller.removeUserDataDirs(volumeUuid, userId); 15884 } 15885 } 15886 } 15887 15888 final UserManager um = mContext.getSystemService(UserManager.class); 15889 for (UserInfo user : um.getUsers()) { 15890 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15891 if (userDir.exists()) continue; 15892 15893 try { 15894 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15895 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15896 } catch (IOException e) { 15897 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15898 } 15899 } 15900 } 15901 15902 /** 15903 * Examine all apps present on given mounted volume, and destroy apps that 15904 * aren't expected, either due to uninstallation or reinstallation on 15905 * another volume. 15906 */ 15907 private void reconcileApps(String volumeUuid) { 15908 final File[] files = FileUtils 15909 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15910 for (File file : files) { 15911 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15912 && !PackageInstallerService.isStageName(file.getName()); 15913 if (!isPackage) { 15914 // Ignore entries which are not packages 15915 continue; 15916 } 15917 15918 boolean destroyApp = false; 15919 String packageName = null; 15920 try { 15921 final PackageLite pkg = PackageParser.parsePackageLite(file, 15922 PackageParser.PARSE_MUST_BE_APK); 15923 packageName = pkg.packageName; 15924 15925 synchronized (mPackages) { 15926 final PackageSetting ps = mSettings.mPackages.get(packageName); 15927 if (ps == null) { 15928 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15929 + volumeUuid + " because we found no install record"); 15930 destroyApp = true; 15931 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15932 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15933 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15934 destroyApp = true; 15935 } 15936 } 15937 15938 } catch (PackageParserException e) { 15939 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15940 destroyApp = true; 15941 } 15942 15943 if (destroyApp) { 15944 synchronized (mInstallLock) { 15945 if (packageName != null) { 15946 removeDataDirsLI(volumeUuid, packageName); 15947 } 15948 if (file.isDirectory()) { 15949 mInstaller.rmPackageDir(file.getAbsolutePath()); 15950 } else { 15951 file.delete(); 15952 } 15953 } 15954 } 15955 } 15956 } 15957 15958 private void unfreezePackage(String packageName) { 15959 synchronized (mPackages) { 15960 final PackageSetting ps = mSettings.mPackages.get(packageName); 15961 if (ps != null) { 15962 ps.frozen = false; 15963 } 15964 } 15965 } 15966 15967 @Override 15968 public int movePackage(final String packageName, final String volumeUuid) { 15969 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15970 15971 final int moveId = mNextMoveId.getAndIncrement(); 15972 try { 15973 movePackageInternal(packageName, volumeUuid, moveId); 15974 } catch (PackageManagerException e) { 15975 Slog.w(TAG, "Failed to move " + packageName, e); 15976 mMoveCallbacks.notifyStatusChanged(moveId, 15977 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15978 } 15979 return moveId; 15980 } 15981 15982 private void movePackageInternal(final String packageName, final String volumeUuid, 15983 final int moveId) throws PackageManagerException { 15984 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15985 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15986 final PackageManager pm = mContext.getPackageManager(); 15987 15988 final boolean currentAsec; 15989 final String currentVolumeUuid; 15990 final File codeFile; 15991 final String installerPackageName; 15992 final String packageAbiOverride; 15993 final int appId; 15994 final String seinfo; 15995 final String label; 15996 15997 // reader 15998 synchronized (mPackages) { 15999 final PackageParser.Package pkg = mPackages.get(packageName); 16000 final PackageSetting ps = mSettings.mPackages.get(packageName); 16001 if (pkg == null || ps == null) { 16002 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16003 } 16004 16005 if (pkg.applicationInfo.isSystemApp()) { 16006 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16007 "Cannot move system application"); 16008 } 16009 16010 if (pkg.applicationInfo.isExternalAsec()) { 16011 currentAsec = true; 16012 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16013 } else if (pkg.applicationInfo.isForwardLocked()) { 16014 currentAsec = true; 16015 currentVolumeUuid = "forward_locked"; 16016 } else { 16017 currentAsec = false; 16018 currentVolumeUuid = ps.volumeUuid; 16019 16020 final File probe = new File(pkg.codePath); 16021 final File probeOat = new File(probe, "oat"); 16022 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16023 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16024 "Move only supported for modern cluster style installs"); 16025 } 16026 } 16027 16028 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16029 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16030 "Package already moved to " + volumeUuid); 16031 } 16032 16033 if (ps.frozen) { 16034 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16035 "Failed to move already frozen package"); 16036 } 16037 ps.frozen = true; 16038 16039 codeFile = new File(pkg.codePath); 16040 installerPackageName = ps.installerPackageName; 16041 packageAbiOverride = ps.cpuAbiOverrideString; 16042 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16043 seinfo = pkg.applicationInfo.seinfo; 16044 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16045 } 16046 16047 // Now that we're guarded by frozen state, kill app during move 16048 final long token = Binder.clearCallingIdentity(); 16049 try { 16050 killApplication(packageName, appId, "move pkg"); 16051 } finally { 16052 Binder.restoreCallingIdentity(token); 16053 } 16054 16055 final Bundle extras = new Bundle(); 16056 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16057 extras.putString(Intent.EXTRA_TITLE, label); 16058 mMoveCallbacks.notifyCreated(moveId, extras); 16059 16060 int installFlags; 16061 final boolean moveCompleteApp; 16062 final File measurePath; 16063 16064 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16065 installFlags = INSTALL_INTERNAL; 16066 moveCompleteApp = !currentAsec; 16067 measurePath = Environment.getDataAppDirectory(volumeUuid); 16068 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16069 installFlags = INSTALL_EXTERNAL; 16070 moveCompleteApp = false; 16071 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16072 } else { 16073 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16074 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16075 || !volume.isMountedWritable()) { 16076 unfreezePackage(packageName); 16077 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16078 "Move location not mounted private volume"); 16079 } 16080 16081 Preconditions.checkState(!currentAsec); 16082 16083 installFlags = INSTALL_INTERNAL; 16084 moveCompleteApp = true; 16085 measurePath = Environment.getDataAppDirectory(volumeUuid); 16086 } 16087 16088 final PackageStats stats = new PackageStats(null, -1); 16089 synchronized (mInstaller) { 16090 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16091 unfreezePackage(packageName); 16092 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16093 "Failed to measure package size"); 16094 } 16095 } 16096 16097 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16098 + stats.dataSize); 16099 16100 final long startFreeBytes = measurePath.getFreeSpace(); 16101 final long sizeBytes; 16102 if (moveCompleteApp) { 16103 sizeBytes = stats.codeSize + stats.dataSize; 16104 } else { 16105 sizeBytes = stats.codeSize; 16106 } 16107 16108 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16109 unfreezePackage(packageName); 16110 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16111 "Not enough free space to move"); 16112 } 16113 16114 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16115 16116 final CountDownLatch installedLatch = new CountDownLatch(1); 16117 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16118 @Override 16119 public void onUserActionRequired(Intent intent) throws RemoteException { 16120 throw new IllegalStateException(); 16121 } 16122 16123 @Override 16124 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16125 Bundle extras) throws RemoteException { 16126 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16127 + PackageManager.installStatusToString(returnCode, msg)); 16128 16129 installedLatch.countDown(); 16130 16131 // Regardless of success or failure of the move operation, 16132 // always unfreeze the package 16133 unfreezePackage(packageName); 16134 16135 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16136 switch (status) { 16137 case PackageInstaller.STATUS_SUCCESS: 16138 mMoveCallbacks.notifyStatusChanged(moveId, 16139 PackageManager.MOVE_SUCCEEDED); 16140 break; 16141 case PackageInstaller.STATUS_FAILURE_STORAGE: 16142 mMoveCallbacks.notifyStatusChanged(moveId, 16143 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16144 break; 16145 default: 16146 mMoveCallbacks.notifyStatusChanged(moveId, 16147 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16148 break; 16149 } 16150 } 16151 }; 16152 16153 final MoveInfo move; 16154 if (moveCompleteApp) { 16155 // Kick off a thread to report progress estimates 16156 new Thread() { 16157 @Override 16158 public void run() { 16159 while (true) { 16160 try { 16161 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16162 break; 16163 } 16164 } catch (InterruptedException ignored) { 16165 } 16166 16167 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16168 final int progress = 10 + (int) MathUtils.constrain( 16169 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16170 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16171 } 16172 } 16173 }.start(); 16174 16175 final String dataAppName = codeFile.getName(); 16176 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16177 dataAppName, appId, seinfo); 16178 } else { 16179 move = null; 16180 } 16181 16182 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16183 16184 final Message msg = mHandler.obtainMessage(INIT_COPY); 16185 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16186 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 16187 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16188 mHandler.sendMessage(msg); 16189 } 16190 16191 @Override 16192 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16193 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16194 16195 final int realMoveId = mNextMoveId.getAndIncrement(); 16196 final Bundle extras = new Bundle(); 16197 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16198 mMoveCallbacks.notifyCreated(realMoveId, extras); 16199 16200 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16201 @Override 16202 public void onCreated(int moveId, Bundle extras) { 16203 // Ignored 16204 } 16205 16206 @Override 16207 public void onStatusChanged(int moveId, int status, long estMillis) { 16208 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16209 } 16210 }; 16211 16212 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16213 storage.setPrimaryStorageUuid(volumeUuid, callback); 16214 return realMoveId; 16215 } 16216 16217 @Override 16218 public int getMoveStatus(int moveId) { 16219 mContext.enforceCallingOrSelfPermission( 16220 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16221 return mMoveCallbacks.mLastStatus.get(moveId); 16222 } 16223 16224 @Override 16225 public void registerMoveCallback(IPackageMoveObserver callback) { 16226 mContext.enforceCallingOrSelfPermission( 16227 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16228 mMoveCallbacks.register(callback); 16229 } 16230 16231 @Override 16232 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16233 mContext.enforceCallingOrSelfPermission( 16234 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16235 mMoveCallbacks.unregister(callback); 16236 } 16237 16238 @Override 16239 public boolean setInstallLocation(int loc) { 16240 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16241 null); 16242 if (getInstallLocation() == loc) { 16243 return true; 16244 } 16245 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16246 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16247 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16248 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16249 return true; 16250 } 16251 return false; 16252 } 16253 16254 @Override 16255 public int getInstallLocation() { 16256 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16257 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16258 PackageHelper.APP_INSTALL_AUTO); 16259 } 16260 16261 /** Called by UserManagerService */ 16262 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16263 mDirtyUsers.remove(userHandle); 16264 mSettings.removeUserLPw(userHandle); 16265 mPendingBroadcasts.remove(userHandle); 16266 if (mInstaller != null) { 16267 // Technically, we shouldn't be doing this with the package lock 16268 // held. However, this is very rare, and there is already so much 16269 // other disk I/O going on, that we'll let it slide for now. 16270 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16271 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16272 final String volumeUuid = vol.getFsUuid(); 16273 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16274 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16275 } 16276 } 16277 mUserNeedsBadging.delete(userHandle); 16278 removeUnusedPackagesLILPw(userManager, userHandle); 16279 } 16280 16281 /** 16282 * We're removing userHandle and would like to remove any downloaded packages 16283 * that are no longer in use by any other user. 16284 * @param userHandle the user being removed 16285 */ 16286 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16287 final boolean DEBUG_CLEAN_APKS = false; 16288 int [] users = userManager.getUserIdsLPr(); 16289 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16290 while (psit.hasNext()) { 16291 PackageSetting ps = psit.next(); 16292 if (ps.pkg == null) { 16293 continue; 16294 } 16295 final String packageName = ps.pkg.packageName; 16296 // Skip over if system app 16297 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16298 continue; 16299 } 16300 if (DEBUG_CLEAN_APKS) { 16301 Slog.i(TAG, "Checking package " + packageName); 16302 } 16303 boolean keep = false; 16304 for (int i = 0; i < users.length; i++) { 16305 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16306 keep = true; 16307 if (DEBUG_CLEAN_APKS) { 16308 Slog.i(TAG, " Keeping package " + packageName + " for user " 16309 + users[i]); 16310 } 16311 break; 16312 } 16313 } 16314 if (!keep) { 16315 if (DEBUG_CLEAN_APKS) { 16316 Slog.i(TAG, " Removing package " + packageName); 16317 } 16318 mHandler.post(new Runnable() { 16319 public void run() { 16320 deletePackageX(packageName, userHandle, 0); 16321 } //end run 16322 }); 16323 } 16324 } 16325 } 16326 16327 /** Called by UserManagerService */ 16328 void createNewUserLILPw(int userHandle) { 16329 if (mInstaller != null) { 16330 mInstaller.createUserConfig(userHandle); 16331 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16332 applyFactoryDefaultBrowserLPw(userHandle); 16333 primeDomainVerificationsLPw(userHandle); 16334 } 16335 } 16336 16337 void newUserCreated(final int userHandle) { 16338 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16339 } 16340 16341 @Override 16342 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16343 mContext.enforceCallingOrSelfPermission( 16344 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16345 "Only package verification agents can read the verifier device identity"); 16346 16347 synchronized (mPackages) { 16348 return mSettings.getVerifierDeviceIdentityLPw(); 16349 } 16350 } 16351 16352 @Override 16353 public void setPermissionEnforced(String permission, boolean enforced) { 16354 // TODO: Now that we no longer change GID for storage, this should to away. 16355 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16356 "setPermissionEnforced"); 16357 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16358 synchronized (mPackages) { 16359 if (mSettings.mReadExternalStorageEnforced == null 16360 || mSettings.mReadExternalStorageEnforced != enforced) { 16361 mSettings.mReadExternalStorageEnforced = enforced; 16362 mSettings.writeLPr(); 16363 } 16364 } 16365 // kill any non-foreground processes so we restart them and 16366 // grant/revoke the GID. 16367 final IActivityManager am = ActivityManagerNative.getDefault(); 16368 if (am != null) { 16369 final long token = Binder.clearCallingIdentity(); 16370 try { 16371 am.killProcessesBelowForeground("setPermissionEnforcement"); 16372 } catch (RemoteException e) { 16373 } finally { 16374 Binder.restoreCallingIdentity(token); 16375 } 16376 } 16377 } else { 16378 throw new IllegalArgumentException("No selective enforcement for " + permission); 16379 } 16380 } 16381 16382 @Override 16383 @Deprecated 16384 public boolean isPermissionEnforced(String permission) { 16385 return true; 16386 } 16387 16388 @Override 16389 public boolean isStorageLow() { 16390 final long token = Binder.clearCallingIdentity(); 16391 try { 16392 final DeviceStorageMonitorInternal 16393 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16394 if (dsm != null) { 16395 return dsm.isMemoryLow(); 16396 } else { 16397 return false; 16398 } 16399 } finally { 16400 Binder.restoreCallingIdentity(token); 16401 } 16402 } 16403 16404 @Override 16405 public IPackageInstaller getPackageInstaller() { 16406 return mInstallerService; 16407 } 16408 16409 private boolean userNeedsBadging(int userId) { 16410 int index = mUserNeedsBadging.indexOfKey(userId); 16411 if (index < 0) { 16412 final UserInfo userInfo; 16413 final long token = Binder.clearCallingIdentity(); 16414 try { 16415 userInfo = sUserManager.getUserInfo(userId); 16416 } finally { 16417 Binder.restoreCallingIdentity(token); 16418 } 16419 final boolean b; 16420 if (userInfo != null && userInfo.isManagedProfile()) { 16421 b = true; 16422 } else { 16423 b = false; 16424 } 16425 mUserNeedsBadging.put(userId, b); 16426 return b; 16427 } 16428 return mUserNeedsBadging.valueAt(index); 16429 } 16430 16431 @Override 16432 public KeySet getKeySetByAlias(String packageName, String alias) { 16433 if (packageName == null || alias == null) { 16434 return null; 16435 } 16436 synchronized(mPackages) { 16437 final PackageParser.Package pkg = mPackages.get(packageName); 16438 if (pkg == null) { 16439 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16440 throw new IllegalArgumentException("Unknown package: " + packageName); 16441 } 16442 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16443 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16444 } 16445 } 16446 16447 @Override 16448 public KeySet getSigningKeySet(String packageName) { 16449 if (packageName == null) { 16450 return null; 16451 } 16452 synchronized(mPackages) { 16453 final PackageParser.Package pkg = mPackages.get(packageName); 16454 if (pkg == null) { 16455 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16456 throw new IllegalArgumentException("Unknown package: " + packageName); 16457 } 16458 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16459 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16460 throw new SecurityException("May not access signing KeySet of other apps."); 16461 } 16462 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16463 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16464 } 16465 } 16466 16467 @Override 16468 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16469 if (packageName == null || ks == null) { 16470 return false; 16471 } 16472 synchronized(mPackages) { 16473 final PackageParser.Package pkg = mPackages.get(packageName); 16474 if (pkg == null) { 16475 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16476 throw new IllegalArgumentException("Unknown package: " + packageName); 16477 } 16478 IBinder ksh = ks.getToken(); 16479 if (ksh instanceof KeySetHandle) { 16480 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16481 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16482 } 16483 return false; 16484 } 16485 } 16486 16487 @Override 16488 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16489 if (packageName == null || ks == null) { 16490 return false; 16491 } 16492 synchronized(mPackages) { 16493 final PackageParser.Package pkg = mPackages.get(packageName); 16494 if (pkg == null) { 16495 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16496 throw new IllegalArgumentException("Unknown package: " + packageName); 16497 } 16498 IBinder ksh = ks.getToken(); 16499 if (ksh instanceof KeySetHandle) { 16500 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16501 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16502 } 16503 return false; 16504 } 16505 } 16506 16507 public void getUsageStatsIfNoPackageUsageInfo() { 16508 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16509 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16510 if (usm == null) { 16511 throw new IllegalStateException("UsageStatsManager must be initialized"); 16512 } 16513 long now = System.currentTimeMillis(); 16514 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16515 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16516 String packageName = entry.getKey(); 16517 PackageParser.Package pkg = mPackages.get(packageName); 16518 if (pkg == null) { 16519 continue; 16520 } 16521 UsageStats usage = entry.getValue(); 16522 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16523 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16524 } 16525 } 16526 } 16527 16528 /** 16529 * Check and throw if the given before/after packages would be considered a 16530 * downgrade. 16531 */ 16532 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16533 throws PackageManagerException { 16534 if (after.versionCode < before.mVersionCode) { 16535 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16536 "Update version code " + after.versionCode + " is older than current " 16537 + before.mVersionCode); 16538 } else if (after.versionCode == before.mVersionCode) { 16539 if (after.baseRevisionCode < before.baseRevisionCode) { 16540 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16541 "Update base revision code " + after.baseRevisionCode 16542 + " is older than current " + before.baseRevisionCode); 16543 } 16544 16545 if (!ArrayUtils.isEmpty(after.splitNames)) { 16546 for (int i = 0; i < after.splitNames.length; i++) { 16547 final String splitName = after.splitNames[i]; 16548 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16549 if (j != -1) { 16550 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16551 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16552 "Update split " + splitName + " revision code " 16553 + after.splitRevisionCodes[i] + " is older than current " 16554 + before.splitRevisionCodes[j]); 16555 } 16556 } 16557 } 16558 } 16559 } 16560 } 16561 16562 private static class MoveCallbacks extends Handler { 16563 private static final int MSG_CREATED = 1; 16564 private static final int MSG_STATUS_CHANGED = 2; 16565 16566 private final RemoteCallbackList<IPackageMoveObserver> 16567 mCallbacks = new RemoteCallbackList<>(); 16568 16569 private final SparseIntArray mLastStatus = new SparseIntArray(); 16570 16571 public MoveCallbacks(Looper looper) { 16572 super(looper); 16573 } 16574 16575 public void register(IPackageMoveObserver callback) { 16576 mCallbacks.register(callback); 16577 } 16578 16579 public void unregister(IPackageMoveObserver callback) { 16580 mCallbacks.unregister(callback); 16581 } 16582 16583 @Override 16584 public void handleMessage(Message msg) { 16585 final SomeArgs args = (SomeArgs) msg.obj; 16586 final int n = mCallbacks.beginBroadcast(); 16587 for (int i = 0; i < n; i++) { 16588 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16589 try { 16590 invokeCallback(callback, msg.what, args); 16591 } catch (RemoteException ignored) { 16592 } 16593 } 16594 mCallbacks.finishBroadcast(); 16595 args.recycle(); 16596 } 16597 16598 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16599 throws RemoteException { 16600 switch (what) { 16601 case MSG_CREATED: { 16602 callback.onCreated(args.argi1, (Bundle) args.arg2); 16603 break; 16604 } 16605 case MSG_STATUS_CHANGED: { 16606 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16607 break; 16608 } 16609 } 16610 } 16611 16612 private void notifyCreated(int moveId, Bundle extras) { 16613 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16614 16615 final SomeArgs args = SomeArgs.obtain(); 16616 args.argi1 = moveId; 16617 args.arg2 = extras; 16618 obtainMessage(MSG_CREATED, args).sendToTarget(); 16619 } 16620 16621 private void notifyStatusChanged(int moveId, int status) { 16622 notifyStatusChanged(moveId, status, -1); 16623 } 16624 16625 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16626 Slog.v(TAG, "Move " + moveId + " status " + status); 16627 16628 final SomeArgs args = SomeArgs.obtain(); 16629 args.argi1 = moveId; 16630 args.argi2 = status; 16631 args.arg3 = estMillis; 16632 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16633 16634 synchronized (mLastStatus) { 16635 mLastStatus.put(moveId, status); 16636 } 16637 } 16638 } 16639 16640 private final class OnPermissionChangeListeners extends Handler { 16641 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16642 16643 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16644 new RemoteCallbackList<>(); 16645 16646 public OnPermissionChangeListeners(Looper looper) { 16647 super(looper); 16648 } 16649 16650 @Override 16651 public void handleMessage(Message msg) { 16652 switch (msg.what) { 16653 case MSG_ON_PERMISSIONS_CHANGED: { 16654 final int uid = msg.arg1; 16655 handleOnPermissionsChanged(uid); 16656 } break; 16657 } 16658 } 16659 16660 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16661 mPermissionListeners.register(listener); 16662 16663 } 16664 16665 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16666 mPermissionListeners.unregister(listener); 16667 } 16668 16669 public void onPermissionsChanged(int uid) { 16670 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16671 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16672 } 16673 } 16674 16675 private void handleOnPermissionsChanged(int uid) { 16676 final int count = mPermissionListeners.beginBroadcast(); 16677 try { 16678 for (int i = 0; i < count; i++) { 16679 IOnPermissionsChangeListener callback = mPermissionListeners 16680 .getBroadcastItem(i); 16681 try { 16682 callback.onPermissionsChanged(uid); 16683 } catch (RemoteException e) { 16684 Log.e(TAG, "Permission listener is dead", e); 16685 } 16686 } 16687 } finally { 16688 mPermissionListeners.finishBroadcast(); 16689 } 16690 } 16691 } 16692 16693 private class PackageManagerInternalImpl extends PackageManagerInternal { 16694 @Override 16695 public void setLocationPackagesProvider(PackagesProvider provider) { 16696 synchronized (mPackages) { 16697 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16698 } 16699 } 16700 16701 @Override 16702 public void setImePackagesProvider(PackagesProvider provider) { 16703 synchronized (mPackages) { 16704 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16705 } 16706 } 16707 16708 @Override 16709 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16710 synchronized (mPackages) { 16711 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16712 } 16713 } 16714 16715 @Override 16716 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16717 synchronized (mPackages) { 16718 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16719 } 16720 } 16721 16722 @Override 16723 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16724 synchronized (mPackages) { 16725 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16726 } 16727 } 16728 16729 @Override 16730 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16731 synchronized (mPackages) { 16732 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16733 } 16734 } 16735 16736 @Override 16737 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16738 synchronized (mPackages) { 16739 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16740 } 16741 } 16742 16743 @Override 16744 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16745 synchronized (mPackages) { 16746 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16747 packageName, userId); 16748 } 16749 } 16750 16751 @Override 16752 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16753 synchronized (mPackages) { 16754 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16755 packageName, userId); 16756 } 16757 } 16758 @Override 16759 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16760 synchronized (mPackages) { 16761 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16762 packageName, userId); 16763 } 16764 } 16765 } 16766 16767 @Override 16768 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16769 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16770 synchronized (mPackages) { 16771 final long identity = Binder.clearCallingIdentity(); 16772 try { 16773 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16774 packageNames, userId); 16775 } finally { 16776 Binder.restoreCallingIdentity(identity); 16777 } 16778 } 16779 } 16780 16781 private static void enforceSystemOrPhoneCaller(String tag) { 16782 int callingUid = Binder.getCallingUid(); 16783 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16784 throw new SecurityException( 16785 "Cannot call " + tag + " from UID " + callingUid); 16786 } 16787 } 16788} 16789