PackageManagerService.java revision ff91ef8ed1156e29af212417c290c295eb7e0320
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 PermissionsState permissionsState = sb.getPermissionsState(); 1717 1718 for (String permission : pkg.requestedPermissions) { 1719 BasePermission bp = mSettings.mPermissions.get(permission); 1720 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1721 || ArrayUtils.contains(grantedPermissions, permission))) { 1722 permissionsState.grantRuntimePermission(bp, userId); 1723 } 1724 } 1725 } 1726 1727 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1728 Bundle extras = null; 1729 switch (res.returnCode) { 1730 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1731 extras = new Bundle(); 1732 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1733 res.origPermission); 1734 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1735 res.origPackage); 1736 break; 1737 } 1738 case PackageManager.INSTALL_SUCCEEDED: { 1739 extras = new Bundle(); 1740 extras.putBoolean(Intent.EXTRA_REPLACING, 1741 res.removedInfo != null && res.removedInfo.removedPackage != null); 1742 break; 1743 } 1744 } 1745 return extras; 1746 } 1747 1748 void scheduleWriteSettingsLocked() { 1749 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1750 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1751 } 1752 } 1753 1754 void scheduleWritePackageRestrictionsLocked(int userId) { 1755 if (!sUserManager.exists(userId)) return; 1756 mDirtyUsers.add(userId); 1757 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1758 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1759 } 1760 } 1761 1762 public static PackageManagerService main(Context context, Installer installer, 1763 boolean factoryTest, boolean onlyCore) { 1764 PackageManagerService m = new PackageManagerService(context, installer, 1765 factoryTest, onlyCore); 1766 ServiceManager.addService("package", m); 1767 return m; 1768 } 1769 1770 static String[] splitString(String str, char sep) { 1771 int count = 1; 1772 int i = 0; 1773 while ((i=str.indexOf(sep, i)) >= 0) { 1774 count++; 1775 i++; 1776 } 1777 1778 String[] res = new String[count]; 1779 i=0; 1780 count = 0; 1781 int lastI=0; 1782 while ((i=str.indexOf(sep, i)) >= 0) { 1783 res[count] = str.substring(lastI, i); 1784 count++; 1785 i++; 1786 lastI = i; 1787 } 1788 res[count] = str.substring(lastI, str.length()); 1789 return res; 1790 } 1791 1792 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1793 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1794 Context.DISPLAY_SERVICE); 1795 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1796 } 1797 1798 public PackageManagerService(Context context, Installer installer, 1799 boolean factoryTest, boolean onlyCore) { 1800 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1801 SystemClock.uptimeMillis()); 1802 1803 if (mSdkVersion <= 0) { 1804 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1805 } 1806 1807 mContext = context; 1808 mFactoryTest = factoryTest; 1809 mOnlyCore = onlyCore; 1810 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1811 mMetrics = new DisplayMetrics(); 1812 mSettings = new Settings(mPackages); 1813 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1814 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1815 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1816 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1817 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1818 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1819 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1820 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1821 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1822 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1823 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1824 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1825 1826 // TODO: add a property to control this? 1827 long dexOptLRUThresholdInMinutes; 1828 if (mLazyDexOpt) { 1829 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1830 } else { 1831 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1832 } 1833 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1834 1835 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1836 if (separateProcesses != null && separateProcesses.length() > 0) { 1837 if ("*".equals(separateProcesses)) { 1838 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1839 mSeparateProcesses = null; 1840 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1841 } else { 1842 mDefParseFlags = 0; 1843 mSeparateProcesses = separateProcesses.split(","); 1844 Slog.w(TAG, "Running with debug.separate_processes: " 1845 + separateProcesses); 1846 } 1847 } else { 1848 mDefParseFlags = 0; 1849 mSeparateProcesses = null; 1850 } 1851 1852 mInstaller = installer; 1853 mPackageDexOptimizer = new PackageDexOptimizer(this); 1854 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1855 1856 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1857 FgThread.get().getLooper()); 1858 1859 getDefaultDisplayMetrics(context, mMetrics); 1860 1861 SystemConfig systemConfig = SystemConfig.getInstance(); 1862 mGlobalGids = systemConfig.getGlobalGids(); 1863 mSystemPermissions = systemConfig.getSystemPermissions(); 1864 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1865 1866 synchronized (mInstallLock) { 1867 // writer 1868 synchronized (mPackages) { 1869 mHandlerThread = new ServiceThread(TAG, 1870 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1871 mHandlerThread.start(); 1872 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1873 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1874 1875 File dataDir = Environment.getDataDirectory(); 1876 mAppDataDir = new File(dataDir, "data"); 1877 mAppInstallDir = new File(dataDir, "app"); 1878 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1879 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1880 mUserAppDataDir = new File(dataDir, "user"); 1881 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1882 1883 sUserManager = new UserManagerService(context, this, 1884 mInstallLock, mPackages); 1885 1886 // Propagate permission configuration in to package manager. 1887 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1888 = systemConfig.getPermissions(); 1889 for (int i=0; i<permConfig.size(); i++) { 1890 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1891 BasePermission bp = mSettings.mPermissions.get(perm.name); 1892 if (bp == null) { 1893 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1894 mSettings.mPermissions.put(perm.name, bp); 1895 } 1896 if (perm.gids != null) { 1897 bp.setGids(perm.gids, perm.perUser); 1898 } 1899 } 1900 1901 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1902 for (int i=0; i<libConfig.size(); i++) { 1903 mSharedLibraries.put(libConfig.keyAt(i), 1904 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1905 } 1906 1907 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1908 1909 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1910 mSdkVersion, mOnlyCore); 1911 1912 String customResolverActivity = Resources.getSystem().getString( 1913 R.string.config_customResolverActivity); 1914 if (TextUtils.isEmpty(customResolverActivity)) { 1915 customResolverActivity = null; 1916 } else { 1917 mCustomResolverComponentName = ComponentName.unflattenFromString( 1918 customResolverActivity); 1919 } 1920 1921 long startTime = SystemClock.uptimeMillis(); 1922 1923 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1924 startTime); 1925 1926 // Set flag to monitor and not change apk file paths when 1927 // scanning install directories. 1928 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1929 1930 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1931 1932 /** 1933 * Add everything in the in the boot class path to the 1934 * list of process files because dexopt will have been run 1935 * if necessary during zygote startup. 1936 */ 1937 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1938 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1939 1940 if (bootClassPath != null) { 1941 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1942 for (String element : bootClassPathElements) { 1943 alreadyDexOpted.add(element); 1944 } 1945 } else { 1946 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1947 } 1948 1949 if (systemServerClassPath != null) { 1950 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1951 for (String element : systemServerClassPathElements) { 1952 alreadyDexOpted.add(element); 1953 } 1954 } else { 1955 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1956 } 1957 1958 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1959 final String[] dexCodeInstructionSets = 1960 getDexCodeInstructionSets( 1961 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1962 1963 /** 1964 * Ensure all external libraries have had dexopt run on them. 1965 */ 1966 if (mSharedLibraries.size() > 0) { 1967 // NOTE: For now, we're compiling these system "shared libraries" 1968 // (and framework jars) into all available architectures. It's possible 1969 // to compile them only when we come across an app that uses them (there's 1970 // already logic for that in scanPackageLI) but that adds some complexity. 1971 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1972 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1973 final String lib = libEntry.path; 1974 if (lib == null) { 1975 continue; 1976 } 1977 1978 try { 1979 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1980 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1981 alreadyDexOpted.add(lib); 1982 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded, false); 1983 } 1984 } catch (FileNotFoundException e) { 1985 Slog.w(TAG, "Library not found: " + lib); 1986 } catch (IOException e) { 1987 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1988 + e.getMessage()); 1989 } 1990 } 1991 } 1992 } 1993 1994 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1995 1996 // Gross hack for now: we know this file doesn't contain any 1997 // code, so don't dexopt it to avoid the resulting log spew. 1998 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1999 2000 // Gross hack for now: we know this file is only part of 2001 // the boot class path for art, so don't dexopt it to 2002 // avoid the resulting log spew. 2003 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 2004 2005 /** 2006 * There are a number of commands implemented in Java, which 2007 * we currently need to do the dexopt on so that they can be 2008 * run from a non-root shell. 2009 */ 2010 String[] frameworkFiles = frameworkDir.list(); 2011 if (frameworkFiles != null) { 2012 // TODO: We could compile these only for the most preferred ABI. We should 2013 // first double check that the dex files for these commands are not referenced 2014 // by other system apps. 2015 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2016 for (int i=0; i<frameworkFiles.length; i++) { 2017 File libPath = new File(frameworkDir, frameworkFiles[i]); 2018 String path = libPath.getPath(); 2019 // Skip the file if we already did it. 2020 if (alreadyDexOpted.contains(path)) { 2021 continue; 2022 } 2023 // Skip the file if it is not a type we want to dexopt. 2024 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2025 continue; 2026 } 2027 try { 2028 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2029 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2030 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded, false); 2031 } 2032 } catch (FileNotFoundException e) { 2033 Slog.w(TAG, "Jar not found: " + path); 2034 } catch (IOException e) { 2035 Slog.w(TAG, "Exception reading jar: " + path, e); 2036 } 2037 } 2038 } 2039 } 2040 2041 final VersionInfo ver = mSettings.getInternalVersion(); 2042 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2043 // when upgrading from pre-M, promote system app permissions from install to runtime 2044 mPromoteSystemApps = 2045 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2046 2047 // save off the names of pre-existing system packages prior to scanning; we don't 2048 // want to automatically grant runtime permissions for new system apps 2049 if (mPromoteSystemApps) { 2050 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2051 while (pkgSettingIter.hasNext()) { 2052 PackageSetting ps = pkgSettingIter.next(); 2053 if (isSystemApp(ps)) { 2054 mExistingSystemPackages.add(ps.name); 2055 } 2056 } 2057 } 2058 2059 // Collect vendor overlay packages. 2060 // (Do this before scanning any apps.) 2061 // For security and version matching reason, only consider 2062 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2063 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2064 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2065 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2066 2067 // Find base frameworks (resource packages without code). 2068 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2069 | PackageParser.PARSE_IS_SYSTEM_DIR 2070 | PackageParser.PARSE_IS_PRIVILEGED, 2071 scanFlags | SCAN_NO_DEX, 0); 2072 2073 // Collected privileged system packages. 2074 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2075 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2076 | PackageParser.PARSE_IS_SYSTEM_DIR 2077 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2078 2079 // Collect ordinary system packages. 2080 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2081 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2082 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2083 2084 // Collect all vendor packages. 2085 File vendorAppDir = new File("/vendor/app"); 2086 try { 2087 vendorAppDir = vendorAppDir.getCanonicalFile(); 2088 } catch (IOException e) { 2089 // failed to look up canonical path, continue with original one 2090 } 2091 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2092 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2093 2094 // Collect all OEM packages. 2095 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2096 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2097 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2098 2099 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2100 mInstaller.moveFiles(); 2101 2102 // Prune any system packages that no longer exist. 2103 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2104 if (!mOnlyCore) { 2105 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2106 while (psit.hasNext()) { 2107 PackageSetting ps = psit.next(); 2108 2109 /* 2110 * If this is not a system app, it can't be a 2111 * disable system app. 2112 */ 2113 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2114 continue; 2115 } 2116 2117 /* 2118 * If the package is scanned, it's not erased. 2119 */ 2120 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2121 if (scannedPkg != null) { 2122 /* 2123 * If the system app is both scanned and in the 2124 * disabled packages list, then it must have been 2125 * added via OTA. Remove it from the currently 2126 * scanned package so the previously user-installed 2127 * application can be scanned. 2128 */ 2129 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2130 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2131 + ps.name + "; removing system app. Last known codePath=" 2132 + ps.codePathString + ", installStatus=" + ps.installStatus 2133 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2134 + scannedPkg.mVersionCode); 2135 removePackageLI(ps, true); 2136 mExpectingBetter.put(ps.name, ps.codePath); 2137 } 2138 2139 continue; 2140 } 2141 2142 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2143 psit.remove(); 2144 logCriticalInfo(Log.WARN, "System package " + ps.name 2145 + " no longer exists; wiping its data"); 2146 removeDataDirsLI(null, ps.name); 2147 } else { 2148 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2149 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2150 possiblyDeletedUpdatedSystemApps.add(ps.name); 2151 } 2152 } 2153 } 2154 } 2155 2156 //look for any incomplete package installations 2157 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2158 //clean up list 2159 for(int i = 0; i < deletePkgsList.size(); i++) { 2160 //clean up here 2161 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2162 } 2163 //delete tmp files 2164 deleteTempPackageFiles(); 2165 2166 // Remove any shared userIDs that have no associated packages 2167 mSettings.pruneSharedUsersLPw(); 2168 2169 if (!mOnlyCore) { 2170 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2171 SystemClock.uptimeMillis()); 2172 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2173 2174 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2175 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2176 2177 /** 2178 * Remove disable package settings for any updated system 2179 * apps that were removed via an OTA. If they're not a 2180 * previously-updated app, remove them completely. 2181 * Otherwise, just revoke their system-level permissions. 2182 */ 2183 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2184 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2185 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2186 2187 String msg; 2188 if (deletedPkg == null) { 2189 msg = "Updated system package " + deletedAppName 2190 + " no longer exists; wiping its data"; 2191 removeDataDirsLI(null, deletedAppName); 2192 } else { 2193 msg = "Updated system app + " + deletedAppName 2194 + " no longer present; removing system privileges for " 2195 + deletedAppName; 2196 2197 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2198 2199 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2200 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2201 } 2202 logCriticalInfo(Log.WARN, msg); 2203 } 2204 2205 /** 2206 * Make sure all system apps that we expected to appear on 2207 * the userdata partition actually showed up. If they never 2208 * appeared, crawl back and revive the system version. 2209 */ 2210 for (int i = 0; i < mExpectingBetter.size(); i++) { 2211 final String packageName = mExpectingBetter.keyAt(i); 2212 if (!mPackages.containsKey(packageName)) { 2213 final File scanFile = mExpectingBetter.valueAt(i); 2214 2215 logCriticalInfo(Log.WARN, "Expected better " + packageName 2216 + " but never showed up; reverting to system"); 2217 2218 final int reparseFlags; 2219 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2220 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2221 | PackageParser.PARSE_IS_SYSTEM_DIR 2222 | PackageParser.PARSE_IS_PRIVILEGED; 2223 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2224 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2225 | PackageParser.PARSE_IS_SYSTEM_DIR; 2226 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2227 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2228 | PackageParser.PARSE_IS_SYSTEM_DIR; 2229 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2230 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2231 | PackageParser.PARSE_IS_SYSTEM_DIR; 2232 } else { 2233 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2234 continue; 2235 } 2236 2237 mSettings.enableSystemPackageLPw(packageName); 2238 2239 try { 2240 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2241 } catch (PackageManagerException e) { 2242 Slog.e(TAG, "Failed to parse original system package: " 2243 + e.getMessage()); 2244 } 2245 } 2246 } 2247 } 2248 mExpectingBetter.clear(); 2249 2250 // Now that we know all of the shared libraries, update all clients to have 2251 // the correct library paths. 2252 updateAllSharedLibrariesLPw(); 2253 2254 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2255 // NOTE: We ignore potential failures here during a system scan (like 2256 // the rest of the commands above) because there's precious little we 2257 // can do about it. A settings error is reported, though. 2258 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2259 false /* force dexopt */, false /* defer dexopt */, 2260 false /* boot complete */); 2261 } 2262 2263 // Now that we know all the packages we are keeping, 2264 // read and update their last usage times. 2265 mPackageUsage.readLP(); 2266 2267 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2268 SystemClock.uptimeMillis()); 2269 Slog.i(TAG, "Time to scan packages: " 2270 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2271 + " seconds"); 2272 2273 // If the platform SDK has changed since the last time we booted, 2274 // we need to re-grant app permission to catch any new ones that 2275 // appear. This is really a hack, and means that apps can in some 2276 // cases get permissions that the user didn't initially explicitly 2277 // allow... it would be nice to have some better way to handle 2278 // this situation. 2279 int updateFlags = UPDATE_PERMISSIONS_ALL; 2280 if (ver.sdkVersion != mSdkVersion) { 2281 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2282 + mSdkVersion + "; regranting permissions for internal storage"); 2283 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2284 } 2285 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2286 ver.sdkVersion = mSdkVersion; 2287 2288 // If this is the first boot or an update from pre-M, and it is a normal 2289 // boot, then we need to initialize the default preferred apps across 2290 // all defined users. 2291 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2292 for (UserInfo user : sUserManager.getUsers(true)) { 2293 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2294 applyFactoryDefaultBrowserLPw(user.id); 2295 primeDomainVerificationsLPw(user.id); 2296 } 2297 } 2298 2299 // If this is first boot after an OTA, and a normal boot, then 2300 // we need to clear code cache directories. 2301 if (mIsUpgrade && !onlyCore) { 2302 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2303 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2304 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2305 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2306 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2307 } 2308 } 2309 ver.fingerprint = Build.FINGERPRINT; 2310 } 2311 2312 checkDefaultBrowser(); 2313 2314 // clear only after permissions and other defaults have been updated 2315 mExistingSystemPackages.clear(); 2316 mPromoteSystemApps = false; 2317 2318 // All the changes are done during package scanning. 2319 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2320 2321 // can downgrade to reader 2322 mSettings.writeLPr(); 2323 2324 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2325 SystemClock.uptimeMillis()); 2326 2327 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2328 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2329 2330 mInstallerService = new PackageInstallerService(context, this); 2331 2332 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2333 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2334 mIntentFilterVerifierComponent); 2335 2336 } // synchronized (mPackages) 2337 } // synchronized (mInstallLock) 2338 2339 // Now after opening every single application zip, make sure they 2340 // are all flushed. Not really needed, but keeps things nice and 2341 // tidy. 2342 Runtime.getRuntime().gc(); 2343 2344 // Expose private service for system components to use. 2345 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2346 } 2347 2348 @Override 2349 public boolean isFirstBoot() { 2350 return !mRestoredSettings; 2351 } 2352 2353 @Override 2354 public boolean isOnlyCoreApps() { 2355 return mOnlyCore; 2356 } 2357 2358 @Override 2359 public boolean isUpgrade() { 2360 return mIsUpgrade; 2361 } 2362 2363 private String getRequiredVerifierLPr() { 2364 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2365 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2366 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2367 2368 String requiredVerifier = null; 2369 2370 final int N = receivers.size(); 2371 for (int i = 0; i < N; i++) { 2372 final ResolveInfo info = receivers.get(i); 2373 2374 if (info.activityInfo == null) { 2375 continue; 2376 } 2377 2378 final String packageName = info.activityInfo.packageName; 2379 2380 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2381 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2382 continue; 2383 } 2384 2385 if (requiredVerifier != null) { 2386 throw new RuntimeException("There can be only one required verifier"); 2387 } 2388 2389 requiredVerifier = packageName; 2390 } 2391 2392 return requiredVerifier; 2393 } 2394 2395 private String getRequiredInstallerLPr() { 2396 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2397 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2398 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2399 2400 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2401 PACKAGE_MIME_TYPE, 0, 0); 2402 2403 String requiredInstaller = null; 2404 2405 final int N = installers.size(); 2406 for (int i = 0; i < N; i++) { 2407 final ResolveInfo info = installers.get(i); 2408 final String packageName = info.activityInfo.packageName; 2409 2410 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2411 continue; 2412 } 2413 2414 if (requiredInstaller != null) { 2415 throw new RuntimeException("There must be one required installer"); 2416 } 2417 2418 requiredInstaller = packageName; 2419 } 2420 2421 if (requiredInstaller == null) { 2422 throw new RuntimeException("There must be one required installer"); 2423 } 2424 2425 return requiredInstaller; 2426 } 2427 2428 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2429 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2430 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2431 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2432 2433 ComponentName verifierComponentName = null; 2434 2435 int priority = -1000; 2436 final int N = receivers.size(); 2437 for (int i = 0; i < N; i++) { 2438 final ResolveInfo info = receivers.get(i); 2439 2440 if (info.activityInfo == null) { 2441 continue; 2442 } 2443 2444 final String packageName = info.activityInfo.packageName; 2445 2446 final PackageSetting ps = mSettings.mPackages.get(packageName); 2447 if (ps == null) { 2448 continue; 2449 } 2450 2451 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2452 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2453 continue; 2454 } 2455 2456 // Select the IntentFilterVerifier with the highest priority 2457 if (priority < info.priority) { 2458 priority = info.priority; 2459 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2460 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2461 + verifierComponentName + " with priority: " + info.priority); 2462 } 2463 } 2464 2465 return verifierComponentName; 2466 } 2467 2468 private void primeDomainVerificationsLPw(int userId) { 2469 if (DEBUG_DOMAIN_VERIFICATION) { 2470 Slog.d(TAG, "Priming domain verifications in user " + userId); 2471 } 2472 2473 SystemConfig systemConfig = SystemConfig.getInstance(); 2474 ArraySet<String> packages = systemConfig.getLinkedApps(); 2475 ArraySet<String> domains = new ArraySet<String>(); 2476 2477 for (String packageName : packages) { 2478 PackageParser.Package pkg = mPackages.get(packageName); 2479 if (pkg != null) { 2480 if (!pkg.isSystemApp()) { 2481 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2482 continue; 2483 } 2484 2485 domains.clear(); 2486 for (PackageParser.Activity a : pkg.activities) { 2487 for (ActivityIntentInfo filter : a.intents) { 2488 if (hasValidDomains(filter)) { 2489 domains.addAll(filter.getHostsList()); 2490 } 2491 } 2492 } 2493 2494 if (domains.size() > 0) { 2495 if (DEBUG_DOMAIN_VERIFICATION) { 2496 Slog.v(TAG, " + " + packageName); 2497 } 2498 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2499 // state w.r.t. the formal app-linkage "no verification attempted" state; 2500 // and then 'always' in the per-user state actually used for intent resolution. 2501 final IntentFilterVerificationInfo ivi; 2502 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2503 new ArrayList<String>(domains)); 2504 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2505 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2506 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2507 } else { 2508 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2509 + "' does not handle web links"); 2510 } 2511 } else { 2512 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2513 } 2514 } 2515 2516 scheduleWritePackageRestrictionsLocked(userId); 2517 scheduleWriteSettingsLocked(); 2518 } 2519 2520 private void applyFactoryDefaultBrowserLPw(int userId) { 2521 // The default browser app's package name is stored in a string resource, 2522 // with a product-specific overlay used for vendor customization. 2523 String browserPkg = mContext.getResources().getString( 2524 com.android.internal.R.string.default_browser); 2525 if (!TextUtils.isEmpty(browserPkg)) { 2526 // non-empty string => required to be a known package 2527 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2528 if (ps == null) { 2529 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2530 browserPkg = null; 2531 } else { 2532 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2533 } 2534 } 2535 2536 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2537 // default. If there's more than one, just leave everything alone. 2538 if (browserPkg == null) { 2539 calculateDefaultBrowserLPw(userId); 2540 } 2541 } 2542 2543 private void calculateDefaultBrowserLPw(int userId) { 2544 List<String> allBrowsers = resolveAllBrowserApps(userId); 2545 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2546 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2547 } 2548 2549 private List<String> resolveAllBrowserApps(int userId) { 2550 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2551 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2552 PackageManager.MATCH_ALL, userId); 2553 2554 final int count = list.size(); 2555 List<String> result = new ArrayList<String>(count); 2556 for (int i=0; i<count; i++) { 2557 ResolveInfo info = list.get(i); 2558 if (info.activityInfo == null 2559 || !info.handleAllWebDataURI 2560 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2561 || result.contains(info.activityInfo.packageName)) { 2562 continue; 2563 } 2564 result.add(info.activityInfo.packageName); 2565 } 2566 2567 return result; 2568 } 2569 2570 private boolean packageIsBrowser(String packageName, int userId) { 2571 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2572 PackageManager.MATCH_ALL, userId); 2573 final int N = list.size(); 2574 for (int i = 0; i < N; i++) { 2575 ResolveInfo info = list.get(i); 2576 if (packageName.equals(info.activityInfo.packageName)) { 2577 return true; 2578 } 2579 } 2580 return false; 2581 } 2582 2583 private void checkDefaultBrowser() { 2584 final int myUserId = UserHandle.myUserId(); 2585 final String packageName = getDefaultBrowserPackageName(myUserId); 2586 if (packageName != null) { 2587 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2588 if (info == null) { 2589 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2590 synchronized (mPackages) { 2591 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2592 } 2593 } 2594 } 2595 } 2596 2597 @Override 2598 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2599 throws RemoteException { 2600 try { 2601 return super.onTransact(code, data, reply, flags); 2602 } catch (RuntimeException e) { 2603 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2604 Slog.wtf(TAG, "Package Manager Crash", e); 2605 } 2606 throw e; 2607 } 2608 } 2609 2610 void cleanupInstallFailedPackage(PackageSetting ps) { 2611 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2612 2613 removeDataDirsLI(ps.volumeUuid, ps.name); 2614 if (ps.codePath != null) { 2615 if (ps.codePath.isDirectory()) { 2616 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2617 } else { 2618 ps.codePath.delete(); 2619 } 2620 } 2621 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2622 if (ps.resourcePath.isDirectory()) { 2623 FileUtils.deleteContents(ps.resourcePath); 2624 } 2625 ps.resourcePath.delete(); 2626 } 2627 mSettings.removePackageLPw(ps.name); 2628 } 2629 2630 static int[] appendInts(int[] cur, int[] add) { 2631 if (add == null) return cur; 2632 if (cur == null) return add; 2633 final int N = add.length; 2634 for (int i=0; i<N; i++) { 2635 cur = appendInt(cur, add[i]); 2636 } 2637 return cur; 2638 } 2639 2640 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2641 if (!sUserManager.exists(userId)) return null; 2642 final PackageSetting ps = (PackageSetting) p.mExtras; 2643 if (ps == null) { 2644 return null; 2645 } 2646 2647 final PermissionsState permissionsState = ps.getPermissionsState(); 2648 2649 final int[] gids = permissionsState.computeGids(userId); 2650 final Set<String> permissions = permissionsState.getPermissions(userId); 2651 final PackageUserState state = ps.readUserState(userId); 2652 2653 return PackageParser.generatePackageInfo(p, gids, flags, 2654 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2655 } 2656 2657 @Override 2658 public boolean isPackageFrozen(String packageName) { 2659 synchronized (mPackages) { 2660 final PackageSetting ps = mSettings.mPackages.get(packageName); 2661 if (ps != null) { 2662 return ps.frozen; 2663 } 2664 } 2665 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2666 return true; 2667 } 2668 2669 @Override 2670 public boolean isPackageAvailable(String packageName, int userId) { 2671 if (!sUserManager.exists(userId)) return false; 2672 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2673 synchronized (mPackages) { 2674 PackageParser.Package p = mPackages.get(packageName); 2675 if (p != null) { 2676 final PackageSetting ps = (PackageSetting) p.mExtras; 2677 if (ps != null) { 2678 final PackageUserState state = ps.readUserState(userId); 2679 if (state != null) { 2680 return PackageParser.isAvailable(state); 2681 } 2682 } 2683 } 2684 } 2685 return false; 2686 } 2687 2688 @Override 2689 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2690 if (!sUserManager.exists(userId)) return null; 2691 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2692 // reader 2693 synchronized (mPackages) { 2694 PackageParser.Package p = mPackages.get(packageName); 2695 if (DEBUG_PACKAGE_INFO) 2696 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2697 if (p != null) { 2698 return generatePackageInfo(p, flags, userId); 2699 } 2700 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2701 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2702 } 2703 } 2704 return null; 2705 } 2706 2707 @Override 2708 public String[] currentToCanonicalPackageNames(String[] names) { 2709 String[] out = new String[names.length]; 2710 // reader 2711 synchronized (mPackages) { 2712 for (int i=names.length-1; i>=0; i--) { 2713 PackageSetting ps = mSettings.mPackages.get(names[i]); 2714 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2715 } 2716 } 2717 return out; 2718 } 2719 2720 @Override 2721 public String[] canonicalToCurrentPackageNames(String[] names) { 2722 String[] out = new String[names.length]; 2723 // reader 2724 synchronized (mPackages) { 2725 for (int i=names.length-1; i>=0; i--) { 2726 String cur = mSettings.mRenamedPackages.get(names[i]); 2727 out[i] = cur != null ? cur : names[i]; 2728 } 2729 } 2730 return out; 2731 } 2732 2733 @Override 2734 public int getPackageUid(String packageName, int userId) { 2735 if (!sUserManager.exists(userId)) return -1; 2736 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2737 2738 // reader 2739 synchronized (mPackages) { 2740 PackageParser.Package p = mPackages.get(packageName); 2741 if(p != null) { 2742 return UserHandle.getUid(userId, p.applicationInfo.uid); 2743 } 2744 PackageSetting ps = mSettings.mPackages.get(packageName); 2745 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2746 return -1; 2747 } 2748 p = ps.pkg; 2749 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2750 } 2751 } 2752 2753 @Override 2754 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2755 if (!sUserManager.exists(userId)) { 2756 return null; 2757 } 2758 2759 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2760 "getPackageGids"); 2761 2762 // reader 2763 synchronized (mPackages) { 2764 PackageParser.Package p = mPackages.get(packageName); 2765 if (DEBUG_PACKAGE_INFO) { 2766 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2767 } 2768 if (p != null) { 2769 PackageSetting ps = (PackageSetting) p.mExtras; 2770 return ps.getPermissionsState().computeGids(userId); 2771 } 2772 } 2773 2774 return null; 2775 } 2776 2777 static PermissionInfo generatePermissionInfo( 2778 BasePermission bp, int flags) { 2779 if (bp.perm != null) { 2780 return PackageParser.generatePermissionInfo(bp.perm, flags); 2781 } 2782 PermissionInfo pi = new PermissionInfo(); 2783 pi.name = bp.name; 2784 pi.packageName = bp.sourcePackage; 2785 pi.nonLocalizedLabel = bp.name; 2786 pi.protectionLevel = bp.protectionLevel; 2787 return pi; 2788 } 2789 2790 @Override 2791 public PermissionInfo getPermissionInfo(String name, int flags) { 2792 // reader 2793 synchronized (mPackages) { 2794 final BasePermission p = mSettings.mPermissions.get(name); 2795 if (p != null) { 2796 return generatePermissionInfo(p, flags); 2797 } 2798 return null; 2799 } 2800 } 2801 2802 @Override 2803 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2804 // reader 2805 synchronized (mPackages) { 2806 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2807 for (BasePermission p : mSettings.mPermissions.values()) { 2808 if (group == null) { 2809 if (p.perm == null || p.perm.info.group == null) { 2810 out.add(generatePermissionInfo(p, flags)); 2811 } 2812 } else { 2813 if (p.perm != null && group.equals(p.perm.info.group)) { 2814 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2815 } 2816 } 2817 } 2818 2819 if (out.size() > 0) { 2820 return out; 2821 } 2822 return mPermissionGroups.containsKey(group) ? out : null; 2823 } 2824 } 2825 2826 @Override 2827 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2828 // reader 2829 synchronized (mPackages) { 2830 return PackageParser.generatePermissionGroupInfo( 2831 mPermissionGroups.get(name), flags); 2832 } 2833 } 2834 2835 @Override 2836 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2837 // reader 2838 synchronized (mPackages) { 2839 final int N = mPermissionGroups.size(); 2840 ArrayList<PermissionGroupInfo> out 2841 = new ArrayList<PermissionGroupInfo>(N); 2842 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2843 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2844 } 2845 return out; 2846 } 2847 } 2848 2849 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2850 int userId) { 2851 if (!sUserManager.exists(userId)) return null; 2852 PackageSetting ps = mSettings.mPackages.get(packageName); 2853 if (ps != null) { 2854 if (ps.pkg == null) { 2855 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2856 flags, userId); 2857 if (pInfo != null) { 2858 return pInfo.applicationInfo; 2859 } 2860 return null; 2861 } 2862 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2863 ps.readUserState(userId), userId); 2864 } 2865 return null; 2866 } 2867 2868 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2869 int userId) { 2870 if (!sUserManager.exists(userId)) return null; 2871 PackageSetting ps = mSettings.mPackages.get(packageName); 2872 if (ps != null) { 2873 PackageParser.Package pkg = ps.pkg; 2874 if (pkg == null) { 2875 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2876 return null; 2877 } 2878 // Only data remains, so we aren't worried about code paths 2879 pkg = new PackageParser.Package(packageName); 2880 pkg.applicationInfo.packageName = packageName; 2881 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2882 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2883 pkg.applicationInfo.dataDir = Environment 2884 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2885 .getAbsolutePath(); 2886 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2887 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2888 } 2889 return generatePackageInfo(pkg, flags, userId); 2890 } 2891 return null; 2892 } 2893 2894 @Override 2895 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2896 if (!sUserManager.exists(userId)) return null; 2897 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2898 // writer 2899 synchronized (mPackages) { 2900 PackageParser.Package p = mPackages.get(packageName); 2901 if (DEBUG_PACKAGE_INFO) Log.v( 2902 TAG, "getApplicationInfo " + packageName 2903 + ": " + p); 2904 if (p != null) { 2905 PackageSetting ps = mSettings.mPackages.get(packageName); 2906 if (ps == null) return null; 2907 // Note: isEnabledLP() does not apply here - always return info 2908 return PackageParser.generateApplicationInfo( 2909 p, flags, ps.readUserState(userId), userId); 2910 } 2911 if ("android".equals(packageName)||"system".equals(packageName)) { 2912 return mAndroidApplication; 2913 } 2914 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2915 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2916 } 2917 } 2918 return null; 2919 } 2920 2921 @Override 2922 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2923 final IPackageDataObserver observer) { 2924 mContext.enforceCallingOrSelfPermission( 2925 android.Manifest.permission.CLEAR_APP_CACHE, null); 2926 // Queue up an async operation since clearing cache may take a little while. 2927 mHandler.post(new Runnable() { 2928 public void run() { 2929 mHandler.removeCallbacks(this); 2930 int retCode = -1; 2931 synchronized (mInstallLock) { 2932 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2933 if (retCode < 0) { 2934 Slog.w(TAG, "Couldn't clear application caches"); 2935 } 2936 } 2937 if (observer != null) { 2938 try { 2939 observer.onRemoveCompleted(null, (retCode >= 0)); 2940 } catch (RemoteException e) { 2941 Slog.w(TAG, "RemoveException when invoking call back"); 2942 } 2943 } 2944 } 2945 }); 2946 } 2947 2948 @Override 2949 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2950 final IntentSender pi) { 2951 mContext.enforceCallingOrSelfPermission( 2952 android.Manifest.permission.CLEAR_APP_CACHE, null); 2953 // Queue up an async operation since clearing cache may take a little while. 2954 mHandler.post(new Runnable() { 2955 public void run() { 2956 mHandler.removeCallbacks(this); 2957 int retCode = -1; 2958 synchronized (mInstallLock) { 2959 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2960 if (retCode < 0) { 2961 Slog.w(TAG, "Couldn't clear application caches"); 2962 } 2963 } 2964 if(pi != null) { 2965 try { 2966 // Callback via pending intent 2967 int code = (retCode >= 0) ? 1 : 0; 2968 pi.sendIntent(null, code, null, 2969 null, null); 2970 } catch (SendIntentException e1) { 2971 Slog.i(TAG, "Failed to send pending intent"); 2972 } 2973 } 2974 } 2975 }); 2976 } 2977 2978 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2979 synchronized (mInstallLock) { 2980 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2981 throw new IOException("Failed to free enough space"); 2982 } 2983 } 2984 } 2985 2986 @Override 2987 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2988 if (!sUserManager.exists(userId)) return null; 2989 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2990 synchronized (mPackages) { 2991 PackageParser.Activity a = mActivities.mActivities.get(component); 2992 2993 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2994 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2995 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2996 if (ps == null) return null; 2997 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2998 userId); 2999 } 3000 if (mResolveComponentName.equals(component)) { 3001 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3002 new PackageUserState(), userId); 3003 } 3004 } 3005 return null; 3006 } 3007 3008 @Override 3009 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3010 String resolvedType) { 3011 synchronized (mPackages) { 3012 if (component.equals(mResolveComponentName)) { 3013 // The resolver supports EVERYTHING! 3014 return true; 3015 } 3016 PackageParser.Activity a = mActivities.mActivities.get(component); 3017 if (a == null) { 3018 return false; 3019 } 3020 for (int i=0; i<a.intents.size(); i++) { 3021 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3022 intent.getData(), intent.getCategories(), TAG) >= 0) { 3023 return true; 3024 } 3025 } 3026 return false; 3027 } 3028 } 3029 3030 @Override 3031 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3032 if (!sUserManager.exists(userId)) return null; 3033 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3034 synchronized (mPackages) { 3035 PackageParser.Activity a = mReceivers.mActivities.get(component); 3036 if (DEBUG_PACKAGE_INFO) Log.v( 3037 TAG, "getReceiverInfo " + component + ": " + a); 3038 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3039 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3040 if (ps == null) return null; 3041 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3042 userId); 3043 } 3044 } 3045 return null; 3046 } 3047 3048 @Override 3049 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3050 if (!sUserManager.exists(userId)) return null; 3051 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3052 synchronized (mPackages) { 3053 PackageParser.Service s = mServices.mServices.get(component); 3054 if (DEBUG_PACKAGE_INFO) Log.v( 3055 TAG, "getServiceInfo " + component + ": " + s); 3056 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3057 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3058 if (ps == null) return null; 3059 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3060 userId); 3061 } 3062 } 3063 return null; 3064 } 3065 3066 @Override 3067 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3068 if (!sUserManager.exists(userId)) return null; 3069 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3070 synchronized (mPackages) { 3071 PackageParser.Provider p = mProviders.mProviders.get(component); 3072 if (DEBUG_PACKAGE_INFO) Log.v( 3073 TAG, "getProviderInfo " + component + ": " + p); 3074 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3075 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3076 if (ps == null) return null; 3077 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3078 userId); 3079 } 3080 } 3081 return null; 3082 } 3083 3084 @Override 3085 public String[] getSystemSharedLibraryNames() { 3086 Set<String> libSet; 3087 synchronized (mPackages) { 3088 libSet = mSharedLibraries.keySet(); 3089 int size = libSet.size(); 3090 if (size > 0) { 3091 String[] libs = new String[size]; 3092 libSet.toArray(libs); 3093 return libs; 3094 } 3095 } 3096 return null; 3097 } 3098 3099 /** 3100 * @hide 3101 */ 3102 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3103 synchronized (mPackages) { 3104 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3105 if (lib != null && lib.apk != null) { 3106 return mPackages.get(lib.apk); 3107 } 3108 } 3109 return null; 3110 } 3111 3112 @Override 3113 public FeatureInfo[] getSystemAvailableFeatures() { 3114 Collection<FeatureInfo> featSet; 3115 synchronized (mPackages) { 3116 featSet = mAvailableFeatures.values(); 3117 int size = featSet.size(); 3118 if (size > 0) { 3119 FeatureInfo[] features = new FeatureInfo[size+1]; 3120 featSet.toArray(features); 3121 FeatureInfo fi = new FeatureInfo(); 3122 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3123 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3124 features[size] = fi; 3125 return features; 3126 } 3127 } 3128 return null; 3129 } 3130 3131 @Override 3132 public boolean hasSystemFeature(String name) { 3133 synchronized (mPackages) { 3134 return mAvailableFeatures.containsKey(name); 3135 } 3136 } 3137 3138 private void checkValidCaller(int uid, int userId) { 3139 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3140 return; 3141 3142 throw new SecurityException("Caller uid=" + uid 3143 + " is not privileged to communicate with user=" + userId); 3144 } 3145 3146 @Override 3147 public int checkPermission(String permName, String pkgName, int userId) { 3148 if (!sUserManager.exists(userId)) { 3149 return PackageManager.PERMISSION_DENIED; 3150 } 3151 3152 synchronized (mPackages) { 3153 final PackageParser.Package p = mPackages.get(pkgName); 3154 if (p != null && p.mExtras != null) { 3155 final PackageSetting ps = (PackageSetting) p.mExtras; 3156 final PermissionsState permissionsState = ps.getPermissionsState(); 3157 if (permissionsState.hasPermission(permName, userId)) { 3158 return PackageManager.PERMISSION_GRANTED; 3159 } 3160 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3161 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3162 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3163 return PackageManager.PERMISSION_GRANTED; 3164 } 3165 } 3166 } 3167 3168 return PackageManager.PERMISSION_DENIED; 3169 } 3170 3171 @Override 3172 public int checkUidPermission(String permName, int uid) { 3173 final int userId = UserHandle.getUserId(uid); 3174 3175 if (!sUserManager.exists(userId)) { 3176 return PackageManager.PERMISSION_DENIED; 3177 } 3178 3179 synchronized (mPackages) { 3180 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3181 if (obj != null) { 3182 final SettingBase ps = (SettingBase) obj; 3183 final PermissionsState permissionsState = ps.getPermissionsState(); 3184 if (permissionsState.hasPermission(permName, userId)) { 3185 return PackageManager.PERMISSION_GRANTED; 3186 } 3187 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3188 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3189 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3190 return PackageManager.PERMISSION_GRANTED; 3191 } 3192 } else { 3193 ArraySet<String> perms = mSystemPermissions.get(uid); 3194 if (perms != null) { 3195 if (perms.contains(permName)) { 3196 return PackageManager.PERMISSION_GRANTED; 3197 } 3198 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3199 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3200 return PackageManager.PERMISSION_GRANTED; 3201 } 3202 } 3203 } 3204 } 3205 3206 return PackageManager.PERMISSION_DENIED; 3207 } 3208 3209 @Override 3210 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3211 if (UserHandle.getCallingUserId() != userId) { 3212 mContext.enforceCallingPermission( 3213 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3214 "isPermissionRevokedByPolicy for user " + userId); 3215 } 3216 3217 if (checkPermission(permission, packageName, userId) 3218 == PackageManager.PERMISSION_GRANTED) { 3219 return false; 3220 } 3221 3222 final long identity = Binder.clearCallingIdentity(); 3223 try { 3224 final int flags = getPermissionFlags(permission, packageName, userId); 3225 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3226 } finally { 3227 Binder.restoreCallingIdentity(identity); 3228 } 3229 } 3230 3231 @Override 3232 public String getPermissionControllerPackageName() { 3233 synchronized (mPackages) { 3234 return mRequiredInstallerPackage; 3235 } 3236 } 3237 3238 /** 3239 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3240 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3241 * @param checkShell TODO(yamasani): 3242 * @param message the message to log on security exception 3243 */ 3244 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3245 boolean checkShell, String message) { 3246 if (userId < 0) { 3247 throw new IllegalArgumentException("Invalid userId " + userId); 3248 } 3249 if (checkShell) { 3250 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3251 } 3252 if (userId == UserHandle.getUserId(callingUid)) return; 3253 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3254 if (requireFullPermission) { 3255 mContext.enforceCallingOrSelfPermission( 3256 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3257 } else { 3258 try { 3259 mContext.enforceCallingOrSelfPermission( 3260 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3261 } catch (SecurityException se) { 3262 mContext.enforceCallingOrSelfPermission( 3263 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3264 } 3265 } 3266 } 3267 } 3268 3269 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3270 if (callingUid == Process.SHELL_UID) { 3271 if (userHandle >= 0 3272 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3273 throw new SecurityException("Shell does not have permission to access user " 3274 + userHandle); 3275 } else if (userHandle < 0) { 3276 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3277 + Debug.getCallers(3)); 3278 } 3279 } 3280 } 3281 3282 private BasePermission findPermissionTreeLP(String permName) { 3283 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3284 if (permName.startsWith(bp.name) && 3285 permName.length() > bp.name.length() && 3286 permName.charAt(bp.name.length()) == '.') { 3287 return bp; 3288 } 3289 } 3290 return null; 3291 } 3292 3293 private BasePermission checkPermissionTreeLP(String permName) { 3294 if (permName != null) { 3295 BasePermission bp = findPermissionTreeLP(permName); 3296 if (bp != null) { 3297 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3298 return bp; 3299 } 3300 throw new SecurityException("Calling uid " 3301 + Binder.getCallingUid() 3302 + " is not allowed to add to permission tree " 3303 + bp.name + " owned by uid " + bp.uid); 3304 } 3305 } 3306 throw new SecurityException("No permission tree found for " + permName); 3307 } 3308 3309 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3310 if (s1 == null) { 3311 return s2 == null; 3312 } 3313 if (s2 == null) { 3314 return false; 3315 } 3316 if (s1.getClass() != s2.getClass()) { 3317 return false; 3318 } 3319 return s1.equals(s2); 3320 } 3321 3322 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3323 if (pi1.icon != pi2.icon) return false; 3324 if (pi1.logo != pi2.logo) return false; 3325 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3326 if (!compareStrings(pi1.name, pi2.name)) return false; 3327 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3328 // We'll take care of setting this one. 3329 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3330 // These are not currently stored in settings. 3331 //if (!compareStrings(pi1.group, pi2.group)) return false; 3332 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3333 //if (pi1.labelRes != pi2.labelRes) return false; 3334 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3335 return true; 3336 } 3337 3338 int permissionInfoFootprint(PermissionInfo info) { 3339 int size = info.name.length(); 3340 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3341 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3342 return size; 3343 } 3344 3345 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3346 int size = 0; 3347 for (BasePermission perm : mSettings.mPermissions.values()) { 3348 if (perm.uid == tree.uid) { 3349 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3350 } 3351 } 3352 return size; 3353 } 3354 3355 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3356 // We calculate the max size of permissions defined by this uid and throw 3357 // if that plus the size of 'info' would exceed our stated maximum. 3358 if (tree.uid != Process.SYSTEM_UID) { 3359 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3360 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3361 throw new SecurityException("Permission tree size cap exceeded"); 3362 } 3363 } 3364 } 3365 3366 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3367 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3368 throw new SecurityException("Label must be specified in permission"); 3369 } 3370 BasePermission tree = checkPermissionTreeLP(info.name); 3371 BasePermission bp = mSettings.mPermissions.get(info.name); 3372 boolean added = bp == null; 3373 boolean changed = true; 3374 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3375 if (added) { 3376 enforcePermissionCapLocked(info, tree); 3377 bp = new BasePermission(info.name, tree.sourcePackage, 3378 BasePermission.TYPE_DYNAMIC); 3379 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3380 throw new SecurityException( 3381 "Not allowed to modify non-dynamic permission " 3382 + info.name); 3383 } else { 3384 if (bp.protectionLevel == fixedLevel 3385 && bp.perm.owner.equals(tree.perm.owner) 3386 && bp.uid == tree.uid 3387 && comparePermissionInfos(bp.perm.info, info)) { 3388 changed = false; 3389 } 3390 } 3391 bp.protectionLevel = fixedLevel; 3392 info = new PermissionInfo(info); 3393 info.protectionLevel = fixedLevel; 3394 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3395 bp.perm.info.packageName = tree.perm.info.packageName; 3396 bp.uid = tree.uid; 3397 if (added) { 3398 mSettings.mPermissions.put(info.name, bp); 3399 } 3400 if (changed) { 3401 if (!async) { 3402 mSettings.writeLPr(); 3403 } else { 3404 scheduleWriteSettingsLocked(); 3405 } 3406 } 3407 return added; 3408 } 3409 3410 @Override 3411 public boolean addPermission(PermissionInfo info) { 3412 synchronized (mPackages) { 3413 return addPermissionLocked(info, false); 3414 } 3415 } 3416 3417 @Override 3418 public boolean addPermissionAsync(PermissionInfo info) { 3419 synchronized (mPackages) { 3420 return addPermissionLocked(info, true); 3421 } 3422 } 3423 3424 @Override 3425 public void removePermission(String name) { 3426 synchronized (mPackages) { 3427 checkPermissionTreeLP(name); 3428 BasePermission bp = mSettings.mPermissions.get(name); 3429 if (bp != null) { 3430 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3431 throw new SecurityException( 3432 "Not allowed to modify non-dynamic permission " 3433 + name); 3434 } 3435 mSettings.mPermissions.remove(name); 3436 mSettings.writeLPr(); 3437 } 3438 } 3439 } 3440 3441 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3442 BasePermission bp) { 3443 int index = pkg.requestedPermissions.indexOf(bp.name); 3444 if (index == -1) { 3445 throw new SecurityException("Package " + pkg.packageName 3446 + " has not requested permission " + bp.name); 3447 } 3448 if (!bp.isRuntime() && !bp.isDevelopment()) { 3449 throw new SecurityException("Permission " + bp.name 3450 + " is not a changeable permission type"); 3451 } 3452 } 3453 3454 @Override 3455 public void grantRuntimePermission(String packageName, String name, final int userId) { 3456 if (!sUserManager.exists(userId)) { 3457 Log.e(TAG, "No such user:" + userId); 3458 return; 3459 } 3460 3461 mContext.enforceCallingOrSelfPermission( 3462 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3463 "grantRuntimePermission"); 3464 3465 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3466 "grantRuntimePermission"); 3467 3468 final int uid; 3469 final SettingBase sb; 3470 3471 synchronized (mPackages) { 3472 final PackageParser.Package pkg = mPackages.get(packageName); 3473 if (pkg == null) { 3474 throw new IllegalArgumentException("Unknown package: " + packageName); 3475 } 3476 3477 final BasePermission bp = mSettings.mPermissions.get(name); 3478 if (bp == null) { 3479 throw new IllegalArgumentException("Unknown permission: " + name); 3480 } 3481 3482 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3483 3484 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3485 sb = (SettingBase) pkg.mExtras; 3486 if (sb == null) { 3487 throw new IllegalArgumentException("Unknown package: " + packageName); 3488 } 3489 3490 final PermissionsState permissionsState = sb.getPermissionsState(); 3491 3492 final int flags = permissionsState.getPermissionFlags(name, userId); 3493 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3494 throw new SecurityException("Cannot grant system fixed permission: " 3495 + name + " for package: " + packageName); 3496 } 3497 3498 if (bp.isDevelopment()) { 3499 // Development permissions must be handled specially, since they are not 3500 // normal runtime permissions. For now they apply to all users. 3501 if (permissionsState.grantInstallPermission(bp) != 3502 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3503 scheduleWriteSettingsLocked(); 3504 } 3505 return; 3506 } 3507 3508 final int result = permissionsState.grantRuntimePermission(bp, userId); 3509 switch (result) { 3510 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3511 return; 3512 } 3513 3514 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3515 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3516 mHandler.post(new Runnable() { 3517 @Override 3518 public void run() { 3519 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3520 } 3521 }); 3522 } break; 3523 } 3524 3525 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3526 3527 // Not critical if that is lost - app has to request again. 3528 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3529 } 3530 3531 // Only need to do this if user is initialized. Otherwise it's a new user 3532 // and there are no processes running as the user yet and there's no need 3533 // to make an expensive call to remount processes for the changed permissions. 3534 if (READ_EXTERNAL_STORAGE.equals(name) 3535 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3536 final long token = Binder.clearCallingIdentity(); 3537 try { 3538 if (sUserManager.isInitialized(userId)) { 3539 MountServiceInternal mountServiceInternal = LocalServices.getService( 3540 MountServiceInternal.class); 3541 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3542 } 3543 } finally { 3544 Binder.restoreCallingIdentity(token); 3545 } 3546 } 3547 } 3548 3549 @Override 3550 public void revokeRuntimePermission(String packageName, String name, int userId) { 3551 if (!sUserManager.exists(userId)) { 3552 Log.e(TAG, "No such user:" + userId); 3553 return; 3554 } 3555 3556 mContext.enforceCallingOrSelfPermission( 3557 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3558 "revokeRuntimePermission"); 3559 3560 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3561 "revokeRuntimePermission"); 3562 3563 final int appId; 3564 3565 synchronized (mPackages) { 3566 final PackageParser.Package pkg = mPackages.get(packageName); 3567 if (pkg == null) { 3568 throw new IllegalArgumentException("Unknown package: " + packageName); 3569 } 3570 3571 final BasePermission bp = mSettings.mPermissions.get(name); 3572 if (bp == null) { 3573 throw new IllegalArgumentException("Unknown permission: " + name); 3574 } 3575 3576 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3577 3578 SettingBase sb = (SettingBase) pkg.mExtras; 3579 if (sb == null) { 3580 throw new IllegalArgumentException("Unknown package: " + packageName); 3581 } 3582 3583 final PermissionsState permissionsState = sb.getPermissionsState(); 3584 3585 final int flags = permissionsState.getPermissionFlags(name, userId); 3586 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3587 throw new SecurityException("Cannot revoke system fixed permission: " 3588 + name + " for package: " + packageName); 3589 } 3590 3591 if (bp.isDevelopment()) { 3592 // Development permissions must be handled specially, since they are not 3593 // normal runtime permissions. For now they apply to all users. 3594 if (permissionsState.revokeInstallPermission(bp) != 3595 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3596 scheduleWriteSettingsLocked(); 3597 } 3598 return; 3599 } 3600 3601 if (permissionsState.revokeRuntimePermission(bp, userId) == 3602 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3603 return; 3604 } 3605 3606 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3607 3608 // Critical, after this call app should never have the permission. 3609 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3610 3611 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3612 } 3613 3614 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3615 } 3616 3617 @Override 3618 public void resetRuntimePermissions() { 3619 mContext.enforceCallingOrSelfPermission( 3620 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3621 "revokeRuntimePermission"); 3622 3623 int callingUid = Binder.getCallingUid(); 3624 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3625 mContext.enforceCallingOrSelfPermission( 3626 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3627 "resetRuntimePermissions"); 3628 } 3629 3630 synchronized (mPackages) { 3631 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3632 for (int userId : UserManagerService.getInstance().getUserIds()) { 3633 final int packageCount = mPackages.size(); 3634 for (int i = 0; i < packageCount; i++) { 3635 PackageParser.Package pkg = mPackages.valueAt(i); 3636 if (!(pkg.mExtras instanceof PackageSetting)) { 3637 continue; 3638 } 3639 PackageSetting ps = (PackageSetting) pkg.mExtras; 3640 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3641 } 3642 } 3643 } 3644 } 3645 3646 @Override 3647 public int getPermissionFlags(String name, String packageName, int userId) { 3648 if (!sUserManager.exists(userId)) { 3649 return 0; 3650 } 3651 3652 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3653 3654 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3655 "getPermissionFlags"); 3656 3657 synchronized (mPackages) { 3658 final PackageParser.Package pkg = mPackages.get(packageName); 3659 if (pkg == null) { 3660 throw new IllegalArgumentException("Unknown package: " + packageName); 3661 } 3662 3663 final BasePermission bp = mSettings.mPermissions.get(name); 3664 if (bp == null) { 3665 throw new IllegalArgumentException("Unknown permission: " + name); 3666 } 3667 3668 SettingBase sb = (SettingBase) pkg.mExtras; 3669 if (sb == null) { 3670 throw new IllegalArgumentException("Unknown package: " + packageName); 3671 } 3672 3673 PermissionsState permissionsState = sb.getPermissionsState(); 3674 return permissionsState.getPermissionFlags(name, userId); 3675 } 3676 } 3677 3678 @Override 3679 public void updatePermissionFlags(String name, String packageName, int flagMask, 3680 int flagValues, int userId) { 3681 if (!sUserManager.exists(userId)) { 3682 return; 3683 } 3684 3685 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3686 3687 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3688 "updatePermissionFlags"); 3689 3690 // Only the system can change these flags and nothing else. 3691 if (getCallingUid() != Process.SYSTEM_UID) { 3692 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3693 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3694 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3695 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3696 } 3697 3698 synchronized (mPackages) { 3699 final PackageParser.Package pkg = mPackages.get(packageName); 3700 if (pkg == null) { 3701 throw new IllegalArgumentException("Unknown package: " + packageName); 3702 } 3703 3704 final BasePermission bp = mSettings.mPermissions.get(name); 3705 if (bp == null) { 3706 throw new IllegalArgumentException("Unknown permission: " + name); 3707 } 3708 3709 SettingBase sb = (SettingBase) pkg.mExtras; 3710 if (sb == null) { 3711 throw new IllegalArgumentException("Unknown package: " + packageName); 3712 } 3713 3714 PermissionsState permissionsState = sb.getPermissionsState(); 3715 3716 // Only the package manager can change flags for system component permissions. 3717 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3718 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3719 return; 3720 } 3721 3722 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3723 3724 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3725 // Install and runtime permissions are stored in different places, 3726 // so figure out what permission changed and persist the change. 3727 if (permissionsState.getInstallPermissionState(name) != null) { 3728 scheduleWriteSettingsLocked(); 3729 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3730 || hadState) { 3731 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3732 } 3733 } 3734 } 3735 } 3736 3737 /** 3738 * Update the permission flags for all packages and runtime permissions of a user in order 3739 * to allow device or profile owner to remove POLICY_FIXED. 3740 */ 3741 @Override 3742 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3743 if (!sUserManager.exists(userId)) { 3744 return; 3745 } 3746 3747 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3748 3749 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3750 "updatePermissionFlagsForAllApps"); 3751 3752 // Only the system can change system fixed flags. 3753 if (getCallingUid() != Process.SYSTEM_UID) { 3754 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3755 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3756 } 3757 3758 synchronized (mPackages) { 3759 boolean changed = false; 3760 final int packageCount = mPackages.size(); 3761 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3762 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3763 SettingBase sb = (SettingBase) pkg.mExtras; 3764 if (sb == null) { 3765 continue; 3766 } 3767 PermissionsState permissionsState = sb.getPermissionsState(); 3768 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3769 userId, flagMask, flagValues); 3770 } 3771 if (changed) { 3772 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3773 } 3774 } 3775 } 3776 3777 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3778 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3779 != PackageManager.PERMISSION_GRANTED 3780 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3781 != PackageManager.PERMISSION_GRANTED) { 3782 throw new SecurityException(message + " requires " 3783 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3784 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3785 } 3786 } 3787 3788 @Override 3789 public boolean shouldShowRequestPermissionRationale(String permissionName, 3790 String packageName, int userId) { 3791 if (UserHandle.getCallingUserId() != userId) { 3792 mContext.enforceCallingPermission( 3793 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3794 "canShowRequestPermissionRationale for user " + userId); 3795 } 3796 3797 final int uid = getPackageUid(packageName, userId); 3798 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3799 return false; 3800 } 3801 3802 if (checkPermission(permissionName, packageName, userId) 3803 == PackageManager.PERMISSION_GRANTED) { 3804 return false; 3805 } 3806 3807 final int flags; 3808 3809 final long identity = Binder.clearCallingIdentity(); 3810 try { 3811 flags = getPermissionFlags(permissionName, 3812 packageName, userId); 3813 } finally { 3814 Binder.restoreCallingIdentity(identity); 3815 } 3816 3817 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3818 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3819 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3820 3821 if ((flags & fixedFlags) != 0) { 3822 return false; 3823 } 3824 3825 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3826 } 3827 3828 @Override 3829 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3830 mContext.enforceCallingOrSelfPermission( 3831 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3832 "addOnPermissionsChangeListener"); 3833 3834 synchronized (mPackages) { 3835 mOnPermissionChangeListeners.addListenerLocked(listener); 3836 } 3837 } 3838 3839 @Override 3840 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3841 synchronized (mPackages) { 3842 mOnPermissionChangeListeners.removeListenerLocked(listener); 3843 } 3844 } 3845 3846 @Override 3847 public boolean isProtectedBroadcast(String actionName) { 3848 synchronized (mPackages) { 3849 return mProtectedBroadcasts.contains(actionName); 3850 } 3851 } 3852 3853 @Override 3854 public int checkSignatures(String pkg1, String pkg2) { 3855 synchronized (mPackages) { 3856 final PackageParser.Package p1 = mPackages.get(pkg1); 3857 final PackageParser.Package p2 = mPackages.get(pkg2); 3858 if (p1 == null || p1.mExtras == null 3859 || p2 == null || p2.mExtras == null) { 3860 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3861 } 3862 return compareSignatures(p1.mSignatures, p2.mSignatures); 3863 } 3864 } 3865 3866 @Override 3867 public int checkUidSignatures(int uid1, int uid2) { 3868 // Map to base uids. 3869 uid1 = UserHandle.getAppId(uid1); 3870 uid2 = UserHandle.getAppId(uid2); 3871 // reader 3872 synchronized (mPackages) { 3873 Signature[] s1; 3874 Signature[] s2; 3875 Object obj = mSettings.getUserIdLPr(uid1); 3876 if (obj != null) { 3877 if (obj instanceof SharedUserSetting) { 3878 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3879 } else if (obj instanceof PackageSetting) { 3880 s1 = ((PackageSetting)obj).signatures.mSignatures; 3881 } else { 3882 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3883 } 3884 } else { 3885 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3886 } 3887 obj = mSettings.getUserIdLPr(uid2); 3888 if (obj != null) { 3889 if (obj instanceof SharedUserSetting) { 3890 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3891 } else if (obj instanceof PackageSetting) { 3892 s2 = ((PackageSetting)obj).signatures.mSignatures; 3893 } else { 3894 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3895 } 3896 } else { 3897 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3898 } 3899 return compareSignatures(s1, s2); 3900 } 3901 } 3902 3903 private void killUid(int appId, int userId, String reason) { 3904 final long identity = Binder.clearCallingIdentity(); 3905 try { 3906 IActivityManager am = ActivityManagerNative.getDefault(); 3907 if (am != null) { 3908 try { 3909 am.killUid(appId, userId, reason); 3910 } catch (RemoteException e) { 3911 /* ignore - same process */ 3912 } 3913 } 3914 } finally { 3915 Binder.restoreCallingIdentity(identity); 3916 } 3917 } 3918 3919 /** 3920 * Compares two sets of signatures. Returns: 3921 * <br /> 3922 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3923 * <br /> 3924 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3925 * <br /> 3926 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3927 * <br /> 3928 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3929 * <br /> 3930 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3931 */ 3932 static int compareSignatures(Signature[] s1, Signature[] s2) { 3933 if (s1 == null) { 3934 return s2 == null 3935 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3936 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3937 } 3938 3939 if (s2 == null) { 3940 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3941 } 3942 3943 if (s1.length != s2.length) { 3944 return PackageManager.SIGNATURE_NO_MATCH; 3945 } 3946 3947 // Since both signature sets are of size 1, we can compare without HashSets. 3948 if (s1.length == 1) { 3949 return s1[0].equals(s2[0]) ? 3950 PackageManager.SIGNATURE_MATCH : 3951 PackageManager.SIGNATURE_NO_MATCH; 3952 } 3953 3954 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3955 for (Signature sig : s1) { 3956 set1.add(sig); 3957 } 3958 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3959 for (Signature sig : s2) { 3960 set2.add(sig); 3961 } 3962 // Make sure s2 contains all signatures in s1. 3963 if (set1.equals(set2)) { 3964 return PackageManager.SIGNATURE_MATCH; 3965 } 3966 return PackageManager.SIGNATURE_NO_MATCH; 3967 } 3968 3969 /** 3970 * If the database version for this type of package (internal storage or 3971 * external storage) is less than the version where package signatures 3972 * were updated, return true. 3973 */ 3974 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3975 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3976 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3977 } 3978 3979 /** 3980 * Used for backward compatibility to make sure any packages with 3981 * certificate chains get upgraded to the new style. {@code existingSigs} 3982 * will be in the old format (since they were stored on disk from before the 3983 * system upgrade) and {@code scannedSigs} will be in the newer format. 3984 */ 3985 private int compareSignaturesCompat(PackageSignatures existingSigs, 3986 PackageParser.Package scannedPkg) { 3987 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3988 return PackageManager.SIGNATURE_NO_MATCH; 3989 } 3990 3991 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3992 for (Signature sig : existingSigs.mSignatures) { 3993 existingSet.add(sig); 3994 } 3995 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3996 for (Signature sig : scannedPkg.mSignatures) { 3997 try { 3998 Signature[] chainSignatures = sig.getChainSignatures(); 3999 for (Signature chainSig : chainSignatures) { 4000 scannedCompatSet.add(chainSig); 4001 } 4002 } catch (CertificateEncodingException e) { 4003 scannedCompatSet.add(sig); 4004 } 4005 } 4006 /* 4007 * Make sure the expanded scanned set contains all signatures in the 4008 * existing one. 4009 */ 4010 if (scannedCompatSet.equals(existingSet)) { 4011 // Migrate the old signatures to the new scheme. 4012 existingSigs.assignSignatures(scannedPkg.mSignatures); 4013 // The new KeySets will be re-added later in the scanning process. 4014 synchronized (mPackages) { 4015 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4016 } 4017 return PackageManager.SIGNATURE_MATCH; 4018 } 4019 return PackageManager.SIGNATURE_NO_MATCH; 4020 } 4021 4022 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4023 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4024 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4025 } 4026 4027 private int compareSignaturesRecover(PackageSignatures existingSigs, 4028 PackageParser.Package scannedPkg) { 4029 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4030 return PackageManager.SIGNATURE_NO_MATCH; 4031 } 4032 4033 String msg = null; 4034 try { 4035 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4036 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4037 + scannedPkg.packageName); 4038 return PackageManager.SIGNATURE_MATCH; 4039 } 4040 } catch (CertificateException e) { 4041 msg = e.getMessage(); 4042 } 4043 4044 logCriticalInfo(Log.INFO, 4045 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4046 return PackageManager.SIGNATURE_NO_MATCH; 4047 } 4048 4049 @Override 4050 public String[] getPackagesForUid(int uid) { 4051 uid = UserHandle.getAppId(uid); 4052 // reader 4053 synchronized (mPackages) { 4054 Object obj = mSettings.getUserIdLPr(uid); 4055 if (obj instanceof SharedUserSetting) { 4056 final SharedUserSetting sus = (SharedUserSetting) obj; 4057 final int N = sus.packages.size(); 4058 final String[] res = new String[N]; 4059 final Iterator<PackageSetting> it = sus.packages.iterator(); 4060 int i = 0; 4061 while (it.hasNext()) { 4062 res[i++] = it.next().name; 4063 } 4064 return res; 4065 } else if (obj instanceof PackageSetting) { 4066 final PackageSetting ps = (PackageSetting) obj; 4067 return new String[] { ps.name }; 4068 } 4069 } 4070 return null; 4071 } 4072 4073 @Override 4074 public String getNameForUid(int uid) { 4075 // reader 4076 synchronized (mPackages) { 4077 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4078 if (obj instanceof SharedUserSetting) { 4079 final SharedUserSetting sus = (SharedUserSetting) obj; 4080 return sus.name + ":" + sus.userId; 4081 } else if (obj instanceof PackageSetting) { 4082 final PackageSetting ps = (PackageSetting) obj; 4083 return ps.name; 4084 } 4085 } 4086 return null; 4087 } 4088 4089 @Override 4090 public int getUidForSharedUser(String sharedUserName) { 4091 if(sharedUserName == null) { 4092 return -1; 4093 } 4094 // reader 4095 synchronized (mPackages) { 4096 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4097 if (suid == null) { 4098 return -1; 4099 } 4100 return suid.userId; 4101 } 4102 } 4103 4104 @Override 4105 public int getFlagsForUid(int uid) { 4106 synchronized (mPackages) { 4107 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4108 if (obj instanceof SharedUserSetting) { 4109 final SharedUserSetting sus = (SharedUserSetting) obj; 4110 return sus.pkgFlags; 4111 } else if (obj instanceof PackageSetting) { 4112 final PackageSetting ps = (PackageSetting) obj; 4113 return ps.pkgFlags; 4114 } 4115 } 4116 return 0; 4117 } 4118 4119 @Override 4120 public int getPrivateFlagsForUid(int uid) { 4121 synchronized (mPackages) { 4122 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4123 if (obj instanceof SharedUserSetting) { 4124 final SharedUserSetting sus = (SharedUserSetting) obj; 4125 return sus.pkgPrivateFlags; 4126 } else if (obj instanceof PackageSetting) { 4127 final PackageSetting ps = (PackageSetting) obj; 4128 return ps.pkgPrivateFlags; 4129 } 4130 } 4131 return 0; 4132 } 4133 4134 @Override 4135 public boolean isUidPrivileged(int uid) { 4136 uid = UserHandle.getAppId(uid); 4137 // reader 4138 synchronized (mPackages) { 4139 Object obj = mSettings.getUserIdLPr(uid); 4140 if (obj instanceof SharedUserSetting) { 4141 final SharedUserSetting sus = (SharedUserSetting) obj; 4142 final Iterator<PackageSetting> it = sus.packages.iterator(); 4143 while (it.hasNext()) { 4144 if (it.next().isPrivileged()) { 4145 return true; 4146 } 4147 } 4148 } else if (obj instanceof PackageSetting) { 4149 final PackageSetting ps = (PackageSetting) obj; 4150 return ps.isPrivileged(); 4151 } 4152 } 4153 return false; 4154 } 4155 4156 @Override 4157 public String[] getAppOpPermissionPackages(String permissionName) { 4158 synchronized (mPackages) { 4159 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4160 if (pkgs == null) { 4161 return null; 4162 } 4163 return pkgs.toArray(new String[pkgs.size()]); 4164 } 4165 } 4166 4167 @Override 4168 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4169 int flags, int userId) { 4170 if (!sUserManager.exists(userId)) return null; 4171 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4172 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4173 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4174 } 4175 4176 @Override 4177 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4178 IntentFilter filter, int match, ComponentName activity) { 4179 final int userId = UserHandle.getCallingUserId(); 4180 if (DEBUG_PREFERRED) { 4181 Log.v(TAG, "setLastChosenActivity intent=" + intent 4182 + " resolvedType=" + resolvedType 4183 + " flags=" + flags 4184 + " filter=" + filter 4185 + " match=" + match 4186 + " activity=" + activity); 4187 filter.dump(new PrintStreamPrinter(System.out), " "); 4188 } 4189 intent.setComponent(null); 4190 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4191 // Find any earlier preferred or last chosen entries and nuke them 4192 findPreferredActivity(intent, resolvedType, 4193 flags, query, 0, false, true, false, userId); 4194 // Add the new activity as the last chosen for this filter 4195 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4196 "Setting last chosen"); 4197 } 4198 4199 @Override 4200 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4201 final int userId = UserHandle.getCallingUserId(); 4202 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4203 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4204 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4205 false, false, false, userId); 4206 } 4207 4208 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4209 int flags, List<ResolveInfo> query, int userId) { 4210 if (query != null) { 4211 final int N = query.size(); 4212 if (N == 1) { 4213 return query.get(0); 4214 } else if (N > 1) { 4215 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4216 // If there is more than one activity with the same priority, 4217 // then let the user decide between them. 4218 ResolveInfo r0 = query.get(0); 4219 ResolveInfo r1 = query.get(1); 4220 if (DEBUG_INTENT_MATCHING || debug) { 4221 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4222 + r1.activityInfo.name + "=" + r1.priority); 4223 } 4224 // If the first activity has a higher priority, or a different 4225 // default, then it is always desireable to pick it. 4226 if (r0.priority != r1.priority 4227 || r0.preferredOrder != r1.preferredOrder 4228 || r0.isDefault != r1.isDefault) { 4229 return query.get(0); 4230 } 4231 // If we have saved a preference for a preferred activity for 4232 // this Intent, use that. 4233 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4234 flags, query, r0.priority, true, false, debug, userId); 4235 if (ri != null) { 4236 return ri; 4237 } 4238 ri = new ResolveInfo(mResolveInfo); 4239 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4240 ri.activityInfo.applicationInfo = new ApplicationInfo( 4241 ri.activityInfo.applicationInfo); 4242 if (userId != 0) { 4243 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4244 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4245 } 4246 // Make sure that the resolver is displayable in car mode 4247 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4248 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4249 return ri; 4250 } 4251 } 4252 return null; 4253 } 4254 4255 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4256 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4257 final int N = query.size(); 4258 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4259 .get(userId); 4260 // Get the list of persistent preferred activities that handle the intent 4261 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4262 List<PersistentPreferredActivity> pprefs = ppir != null 4263 ? ppir.queryIntent(intent, resolvedType, 4264 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4265 : null; 4266 if (pprefs != null && pprefs.size() > 0) { 4267 final int M = pprefs.size(); 4268 for (int i=0; i<M; i++) { 4269 final PersistentPreferredActivity ppa = pprefs.get(i); 4270 if (DEBUG_PREFERRED || debug) { 4271 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4272 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4273 + "\n component=" + ppa.mComponent); 4274 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4275 } 4276 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4277 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4278 if (DEBUG_PREFERRED || debug) { 4279 Slog.v(TAG, "Found persistent preferred activity:"); 4280 if (ai != null) { 4281 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4282 } else { 4283 Slog.v(TAG, " null"); 4284 } 4285 } 4286 if (ai == null) { 4287 // This previously registered persistent preferred activity 4288 // component is no longer known. Ignore it and do NOT remove it. 4289 continue; 4290 } 4291 for (int j=0; j<N; j++) { 4292 final ResolveInfo ri = query.get(j); 4293 if (!ri.activityInfo.applicationInfo.packageName 4294 .equals(ai.applicationInfo.packageName)) { 4295 continue; 4296 } 4297 if (!ri.activityInfo.name.equals(ai.name)) { 4298 continue; 4299 } 4300 // Found a persistent preference that can handle the intent. 4301 if (DEBUG_PREFERRED || debug) { 4302 Slog.v(TAG, "Returning persistent preferred activity: " + 4303 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4304 } 4305 return ri; 4306 } 4307 } 4308 } 4309 return null; 4310 } 4311 4312 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4313 List<ResolveInfo> query, int priority, boolean always, 4314 boolean removeMatches, boolean debug, int userId) { 4315 if (!sUserManager.exists(userId)) return null; 4316 // writer 4317 synchronized (mPackages) { 4318 if (intent.getSelector() != null) { 4319 intent = intent.getSelector(); 4320 } 4321 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4322 4323 // Try to find a matching persistent preferred activity. 4324 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4325 debug, userId); 4326 4327 // If a persistent preferred activity matched, use it. 4328 if (pri != null) { 4329 return pri; 4330 } 4331 4332 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4333 // Get the list of preferred activities that handle the intent 4334 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4335 List<PreferredActivity> prefs = pir != null 4336 ? pir.queryIntent(intent, resolvedType, 4337 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4338 : null; 4339 if (prefs != null && prefs.size() > 0) { 4340 boolean changed = false; 4341 try { 4342 // First figure out how good the original match set is. 4343 // We will only allow preferred activities that came 4344 // from the same match quality. 4345 int match = 0; 4346 4347 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4348 4349 final int N = query.size(); 4350 for (int j=0; j<N; j++) { 4351 final ResolveInfo ri = query.get(j); 4352 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4353 + ": 0x" + Integer.toHexString(match)); 4354 if (ri.match > match) { 4355 match = ri.match; 4356 } 4357 } 4358 4359 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4360 + Integer.toHexString(match)); 4361 4362 match &= IntentFilter.MATCH_CATEGORY_MASK; 4363 final int M = prefs.size(); 4364 for (int i=0; i<M; i++) { 4365 final PreferredActivity pa = prefs.get(i); 4366 if (DEBUG_PREFERRED || debug) { 4367 Slog.v(TAG, "Checking PreferredActivity ds=" 4368 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4369 + "\n component=" + pa.mPref.mComponent); 4370 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4371 } 4372 if (pa.mPref.mMatch != match) { 4373 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4374 + Integer.toHexString(pa.mPref.mMatch)); 4375 continue; 4376 } 4377 // If it's not an "always" type preferred activity and that's what we're 4378 // looking for, skip it. 4379 if (always && !pa.mPref.mAlways) { 4380 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4381 continue; 4382 } 4383 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4384 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4385 if (DEBUG_PREFERRED || debug) { 4386 Slog.v(TAG, "Found preferred activity:"); 4387 if (ai != null) { 4388 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4389 } else { 4390 Slog.v(TAG, " null"); 4391 } 4392 } 4393 if (ai == null) { 4394 // This previously registered preferred activity 4395 // component is no longer known. Most likely an update 4396 // to the app was installed and in the new version this 4397 // component no longer exists. Clean it up by removing 4398 // it from the preferred activities list, and skip it. 4399 Slog.w(TAG, "Removing dangling preferred activity: " 4400 + pa.mPref.mComponent); 4401 pir.removeFilter(pa); 4402 changed = true; 4403 continue; 4404 } 4405 for (int j=0; j<N; j++) { 4406 final ResolveInfo ri = query.get(j); 4407 if (!ri.activityInfo.applicationInfo.packageName 4408 .equals(ai.applicationInfo.packageName)) { 4409 continue; 4410 } 4411 if (!ri.activityInfo.name.equals(ai.name)) { 4412 continue; 4413 } 4414 4415 if (removeMatches) { 4416 pir.removeFilter(pa); 4417 changed = true; 4418 if (DEBUG_PREFERRED) { 4419 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4420 } 4421 break; 4422 } 4423 4424 // Okay we found a previously set preferred or last chosen app. 4425 // If the result set is different from when this 4426 // was created, we need to clear it and re-ask the 4427 // user their preference, if we're looking for an "always" type entry. 4428 if (always && !pa.mPref.sameSet(query)) { 4429 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4430 + intent + " type " + resolvedType); 4431 if (DEBUG_PREFERRED) { 4432 Slog.v(TAG, "Removing preferred activity since set changed " 4433 + pa.mPref.mComponent); 4434 } 4435 pir.removeFilter(pa); 4436 // Re-add the filter as a "last chosen" entry (!always) 4437 PreferredActivity lastChosen = new PreferredActivity( 4438 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4439 pir.addFilter(lastChosen); 4440 changed = true; 4441 return null; 4442 } 4443 4444 // Yay! Either the set matched or we're looking for the last chosen 4445 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4446 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4447 return ri; 4448 } 4449 } 4450 } finally { 4451 if (changed) { 4452 if (DEBUG_PREFERRED) { 4453 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4454 } 4455 scheduleWritePackageRestrictionsLocked(userId); 4456 } 4457 } 4458 } 4459 } 4460 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4461 return null; 4462 } 4463 4464 /* 4465 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4466 */ 4467 @Override 4468 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4469 int targetUserId) { 4470 mContext.enforceCallingOrSelfPermission( 4471 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4472 List<CrossProfileIntentFilter> matches = 4473 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4474 if (matches != null) { 4475 int size = matches.size(); 4476 for (int i = 0; i < size; i++) { 4477 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4478 } 4479 } 4480 if (hasWebURI(intent)) { 4481 // cross-profile app linking works only towards the parent. 4482 final UserInfo parent = getProfileParent(sourceUserId); 4483 synchronized(mPackages) { 4484 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4485 intent, resolvedType, 0, sourceUserId, parent.id); 4486 return xpDomainInfo != null; 4487 } 4488 } 4489 return false; 4490 } 4491 4492 private UserInfo getProfileParent(int userId) { 4493 final long identity = Binder.clearCallingIdentity(); 4494 try { 4495 return sUserManager.getProfileParent(userId); 4496 } finally { 4497 Binder.restoreCallingIdentity(identity); 4498 } 4499 } 4500 4501 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4502 String resolvedType, int userId) { 4503 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4504 if (resolver != null) { 4505 return resolver.queryIntent(intent, resolvedType, false, userId); 4506 } 4507 return null; 4508 } 4509 4510 @Override 4511 public List<ResolveInfo> queryIntentActivities(Intent intent, 4512 String resolvedType, int flags, int userId) { 4513 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4514 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4515 ComponentName comp = intent.getComponent(); 4516 if (comp == null) { 4517 if (intent.getSelector() != null) { 4518 intent = intent.getSelector(); 4519 comp = intent.getComponent(); 4520 } 4521 } 4522 4523 if (comp != null) { 4524 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4525 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4526 if (ai != null) { 4527 final ResolveInfo ri = new ResolveInfo(); 4528 ri.activityInfo = ai; 4529 list.add(ri); 4530 } 4531 return list; 4532 } 4533 4534 // reader 4535 synchronized (mPackages) { 4536 final String pkgName = intent.getPackage(); 4537 if (pkgName == null) { 4538 List<CrossProfileIntentFilter> matchingFilters = 4539 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4540 // Check for results that need to skip the current profile. 4541 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4542 resolvedType, flags, userId); 4543 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4544 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4545 result.add(xpResolveInfo); 4546 return filterIfNotPrimaryUser(result, userId); 4547 } 4548 4549 // Check for results in the current profile. 4550 List<ResolveInfo> result = mActivities.queryIntent( 4551 intent, resolvedType, flags, userId); 4552 4553 // Check for cross profile results. 4554 xpResolveInfo = queryCrossProfileIntents( 4555 matchingFilters, intent, resolvedType, flags, userId); 4556 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4557 result.add(xpResolveInfo); 4558 Collections.sort(result, mResolvePrioritySorter); 4559 } 4560 result = filterIfNotPrimaryUser(result, userId); 4561 if (hasWebURI(intent)) { 4562 CrossProfileDomainInfo xpDomainInfo = null; 4563 final UserInfo parent = getProfileParent(userId); 4564 if (parent != null) { 4565 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4566 flags, userId, parent.id); 4567 } 4568 if (xpDomainInfo != null) { 4569 if (xpResolveInfo != null) { 4570 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4571 // in the result. 4572 result.remove(xpResolveInfo); 4573 } 4574 if (result.size() == 0) { 4575 result.add(xpDomainInfo.resolveInfo); 4576 return result; 4577 } 4578 } else if (result.size() <= 1) { 4579 return result; 4580 } 4581 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4582 xpDomainInfo, userId); 4583 Collections.sort(result, mResolvePrioritySorter); 4584 } 4585 return result; 4586 } 4587 final PackageParser.Package pkg = mPackages.get(pkgName); 4588 if (pkg != null) { 4589 return filterIfNotPrimaryUser( 4590 mActivities.queryIntentForPackage( 4591 intent, resolvedType, flags, pkg.activities, userId), 4592 userId); 4593 } 4594 return new ArrayList<ResolveInfo>(); 4595 } 4596 } 4597 4598 private static class CrossProfileDomainInfo { 4599 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4600 ResolveInfo resolveInfo; 4601 /* Best domain verification status of the activities found in the other profile */ 4602 int bestDomainVerificationStatus; 4603 } 4604 4605 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4606 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4607 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4608 sourceUserId)) { 4609 return null; 4610 } 4611 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4612 resolvedType, flags, parentUserId); 4613 4614 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4615 return null; 4616 } 4617 CrossProfileDomainInfo result = null; 4618 int size = resultTargetUser.size(); 4619 for (int i = 0; i < size; i++) { 4620 ResolveInfo riTargetUser = resultTargetUser.get(i); 4621 // Intent filter verification is only for filters that specify a host. So don't return 4622 // those that handle all web uris. 4623 if (riTargetUser.handleAllWebDataURI) { 4624 continue; 4625 } 4626 String packageName = riTargetUser.activityInfo.packageName; 4627 PackageSetting ps = mSettings.mPackages.get(packageName); 4628 if (ps == null) { 4629 continue; 4630 } 4631 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4632 int status = (int)(verificationState >> 32); 4633 if (result == null) { 4634 result = new CrossProfileDomainInfo(); 4635 result.resolveInfo = 4636 createForwardingResolveInfo(new IntentFilter(), sourceUserId, parentUserId); 4637 result.bestDomainVerificationStatus = status; 4638 } else { 4639 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4640 result.bestDomainVerificationStatus); 4641 } 4642 } 4643 // Don't consider matches with status NEVER across profiles. 4644 if (result != null && result.bestDomainVerificationStatus 4645 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4646 return null; 4647 } 4648 return result; 4649 } 4650 4651 /** 4652 * Verification statuses are ordered from the worse to the best, except for 4653 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4654 */ 4655 private int bestDomainVerificationStatus(int status1, int status2) { 4656 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4657 return status2; 4658 } 4659 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4660 return status1; 4661 } 4662 return (int) MathUtils.max(status1, status2); 4663 } 4664 4665 private boolean isUserEnabled(int userId) { 4666 long callingId = Binder.clearCallingIdentity(); 4667 try { 4668 UserInfo userInfo = sUserManager.getUserInfo(userId); 4669 return userInfo != null && userInfo.isEnabled(); 4670 } finally { 4671 Binder.restoreCallingIdentity(callingId); 4672 } 4673 } 4674 4675 /** 4676 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4677 * 4678 * @return filtered list 4679 */ 4680 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4681 if (userId == UserHandle.USER_OWNER) { 4682 return resolveInfos; 4683 } 4684 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4685 ResolveInfo info = resolveInfos.get(i); 4686 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4687 resolveInfos.remove(i); 4688 } 4689 } 4690 return resolveInfos; 4691 } 4692 4693 private static boolean hasWebURI(Intent intent) { 4694 if (intent.getData() == null) { 4695 return false; 4696 } 4697 final String scheme = intent.getScheme(); 4698 if (TextUtils.isEmpty(scheme)) { 4699 return false; 4700 } 4701 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4702 } 4703 4704 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4705 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4706 int userId) { 4707 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4708 4709 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4710 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4711 candidates.size()); 4712 } 4713 4714 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4715 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4716 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4717 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 4718 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4719 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4720 4721 synchronized (mPackages) { 4722 final int count = candidates.size(); 4723 // First, try to use linked apps. Partition the candidates into four lists: 4724 // one for the final results, one for the "do not use ever", one for "undefined status" 4725 // and finally one for "browser app type". 4726 for (int n=0; n<count; n++) { 4727 ResolveInfo info = candidates.get(n); 4728 String packageName = info.activityInfo.packageName; 4729 PackageSetting ps = mSettings.mPackages.get(packageName); 4730 if (ps != null) { 4731 // Add to the special match all list (Browser use case) 4732 if (info.handleAllWebDataURI) { 4733 matchAllList.add(info); 4734 continue; 4735 } 4736 // Try to get the status from User settings first 4737 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4738 int status = (int)(packedStatus >> 32); 4739 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4740 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4741 if (DEBUG_DOMAIN_VERIFICATION) { 4742 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4743 + " : linkgen=" + linkGeneration); 4744 } 4745 // Use link-enabled generation as preferredOrder, i.e. 4746 // prefer newly-enabled over earlier-enabled. 4747 info.preferredOrder = linkGeneration; 4748 alwaysList.add(info); 4749 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4750 if (DEBUG_DOMAIN_VERIFICATION) { 4751 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4752 } 4753 neverList.add(info); 4754 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4755 if (DEBUG_DOMAIN_VERIFICATION) { 4756 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 4757 } 4758 alwaysAskList.add(info); 4759 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4760 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4761 if (DEBUG_DOMAIN_VERIFICATION) { 4762 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4763 } 4764 undefinedList.add(info); 4765 } 4766 } 4767 } 4768 4769 // We'll want to include browser possibilities in a few cases 4770 boolean includeBrowser = false; 4771 4772 // First try to add the "always" resolution(s) for the current user, if any 4773 if (alwaysList.size() > 0) { 4774 result.addAll(alwaysList); 4775 } else { 4776 // Add all undefined apps as we want them to appear in the disambiguation dialog. 4777 result.addAll(undefinedList); 4778 // Maybe add one for the other profile. 4779 if (xpDomainInfo != null && ( 4780 xpDomainInfo.bestDomainVerificationStatus 4781 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 4782 result.add(xpDomainInfo.resolveInfo); 4783 } 4784 includeBrowser = true; 4785 } 4786 4787 // The presence of any 'always ask' alternatives means we'll also offer browsers. 4788 // If there were 'always' entries their preferred order has been set, so we also 4789 // back that off to make the alternatives equivalent 4790 if (alwaysAskList.size() > 0) { 4791 for (ResolveInfo i : result) { 4792 i.preferredOrder = 0; 4793 } 4794 result.addAll(alwaysAskList); 4795 includeBrowser = true; 4796 } 4797 4798 if (includeBrowser) { 4799 // Also add browsers (all of them or only the default one) 4800 if (DEBUG_DOMAIN_VERIFICATION) { 4801 Slog.v(TAG, " ...including browsers in candidate set"); 4802 } 4803 if ((matchFlags & MATCH_ALL) != 0) { 4804 result.addAll(matchAllList); 4805 } else { 4806 // Browser/generic handling case. If there's a default browser, go straight 4807 // to that (but only if there is no other higher-priority match). 4808 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4809 int maxMatchPrio = 0; 4810 ResolveInfo defaultBrowserMatch = null; 4811 final int numCandidates = matchAllList.size(); 4812 for (int n = 0; n < numCandidates; n++) { 4813 ResolveInfo info = matchAllList.get(n); 4814 // track the highest overall match priority... 4815 if (info.priority > maxMatchPrio) { 4816 maxMatchPrio = info.priority; 4817 } 4818 // ...and the highest-priority default browser match 4819 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4820 if (defaultBrowserMatch == null 4821 || (defaultBrowserMatch.priority < info.priority)) { 4822 if (debug) { 4823 Slog.v(TAG, "Considering default browser match " + info); 4824 } 4825 defaultBrowserMatch = info; 4826 } 4827 } 4828 } 4829 if (defaultBrowserMatch != null 4830 && defaultBrowserMatch.priority >= maxMatchPrio 4831 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4832 { 4833 if (debug) { 4834 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4835 } 4836 result.add(defaultBrowserMatch); 4837 } else { 4838 result.addAll(matchAllList); 4839 } 4840 } 4841 4842 // If there is nothing selected, add all candidates and remove the ones that the user 4843 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4844 if (result.size() == 0) { 4845 result.addAll(candidates); 4846 result.removeAll(neverList); 4847 } 4848 } 4849 } 4850 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4851 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4852 result.size()); 4853 for (ResolveInfo info : result) { 4854 Slog.v(TAG, " + " + info.activityInfo); 4855 } 4856 } 4857 return result; 4858 } 4859 4860 // Returns a packed value as a long: 4861 // 4862 // high 'int'-sized word: link status: undefined/ask/never/always. 4863 // low 'int'-sized word: relative priority among 'always' results. 4864 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4865 long result = ps.getDomainVerificationStatusForUser(userId); 4866 // if none available, get the master status 4867 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4868 if (ps.getIntentFilterVerificationInfo() != null) { 4869 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4870 } 4871 } 4872 return result; 4873 } 4874 4875 private ResolveInfo querySkipCurrentProfileIntents( 4876 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4877 int flags, int sourceUserId) { 4878 if (matchingFilters != null) { 4879 int size = matchingFilters.size(); 4880 for (int i = 0; i < size; i ++) { 4881 CrossProfileIntentFilter filter = matchingFilters.get(i); 4882 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4883 // Checking if there are activities in the target user that can handle the 4884 // intent. 4885 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4886 flags, sourceUserId); 4887 if (resolveInfo != null) { 4888 return resolveInfo; 4889 } 4890 } 4891 } 4892 } 4893 return null; 4894 } 4895 4896 // Return matching ResolveInfo if any for skip current profile intent filters. 4897 private ResolveInfo queryCrossProfileIntents( 4898 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4899 int flags, int sourceUserId) { 4900 if (matchingFilters != null) { 4901 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4902 // match the same intent. For performance reasons, it is better not to 4903 // run queryIntent twice for the same userId 4904 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4905 int size = matchingFilters.size(); 4906 for (int i = 0; i < size; i++) { 4907 CrossProfileIntentFilter filter = matchingFilters.get(i); 4908 int targetUserId = filter.getTargetUserId(); 4909 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4910 && !alreadyTriedUserIds.get(targetUserId)) { 4911 // Checking if there are activities in the target user that can handle the 4912 // intent. 4913 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4914 flags, sourceUserId); 4915 if (resolveInfo != null) return resolveInfo; 4916 alreadyTriedUserIds.put(targetUserId, true); 4917 } 4918 } 4919 } 4920 return null; 4921 } 4922 4923 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4924 String resolvedType, int flags, int sourceUserId) { 4925 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4926 resolvedType, flags, filter.getTargetUserId()); 4927 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4928 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4929 } 4930 return null; 4931 } 4932 4933 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4934 int sourceUserId, int targetUserId) { 4935 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4936 String className; 4937 if (targetUserId == UserHandle.USER_OWNER) { 4938 className = FORWARD_INTENT_TO_USER_OWNER; 4939 } else { 4940 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4941 } 4942 ComponentName forwardingActivityComponentName = new ComponentName( 4943 mAndroidApplication.packageName, className); 4944 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4945 sourceUserId); 4946 if (targetUserId == UserHandle.USER_OWNER) { 4947 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4948 forwardingResolveInfo.noResourceId = true; 4949 } 4950 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4951 forwardingResolveInfo.priority = 0; 4952 forwardingResolveInfo.preferredOrder = 0; 4953 forwardingResolveInfo.match = 0; 4954 forwardingResolveInfo.isDefault = true; 4955 forwardingResolveInfo.filter = filter; 4956 forwardingResolveInfo.targetUserId = targetUserId; 4957 return forwardingResolveInfo; 4958 } 4959 4960 @Override 4961 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4962 Intent[] specifics, String[] specificTypes, Intent intent, 4963 String resolvedType, int flags, int userId) { 4964 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4965 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4966 false, "query intent activity options"); 4967 final String resultsAction = intent.getAction(); 4968 4969 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4970 | PackageManager.GET_RESOLVED_FILTER, userId); 4971 4972 if (DEBUG_INTENT_MATCHING) { 4973 Log.v(TAG, "Query " + intent + ": " + results); 4974 } 4975 4976 int specificsPos = 0; 4977 int N; 4978 4979 // todo: note that the algorithm used here is O(N^2). This 4980 // isn't a problem in our current environment, but if we start running 4981 // into situations where we have more than 5 or 10 matches then this 4982 // should probably be changed to something smarter... 4983 4984 // First we go through and resolve each of the specific items 4985 // that were supplied, taking care of removing any corresponding 4986 // duplicate items in the generic resolve list. 4987 if (specifics != null) { 4988 for (int i=0; i<specifics.length; i++) { 4989 final Intent sintent = specifics[i]; 4990 if (sintent == null) { 4991 continue; 4992 } 4993 4994 if (DEBUG_INTENT_MATCHING) { 4995 Log.v(TAG, "Specific #" + i + ": " + sintent); 4996 } 4997 4998 String action = sintent.getAction(); 4999 if (resultsAction != null && resultsAction.equals(action)) { 5000 // If this action was explicitly requested, then don't 5001 // remove things that have it. 5002 action = null; 5003 } 5004 5005 ResolveInfo ri = null; 5006 ActivityInfo ai = null; 5007 5008 ComponentName comp = sintent.getComponent(); 5009 if (comp == null) { 5010 ri = resolveIntent( 5011 sintent, 5012 specificTypes != null ? specificTypes[i] : null, 5013 flags, userId); 5014 if (ri == null) { 5015 continue; 5016 } 5017 if (ri == mResolveInfo) { 5018 // ACK! Must do something better with this. 5019 } 5020 ai = ri.activityInfo; 5021 comp = new ComponentName(ai.applicationInfo.packageName, 5022 ai.name); 5023 } else { 5024 ai = getActivityInfo(comp, flags, userId); 5025 if (ai == null) { 5026 continue; 5027 } 5028 } 5029 5030 // Look for any generic query activities that are duplicates 5031 // of this specific one, and remove them from the results. 5032 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5033 N = results.size(); 5034 int j; 5035 for (j=specificsPos; j<N; j++) { 5036 ResolveInfo sri = results.get(j); 5037 if ((sri.activityInfo.name.equals(comp.getClassName()) 5038 && sri.activityInfo.applicationInfo.packageName.equals( 5039 comp.getPackageName())) 5040 || (action != null && sri.filter.matchAction(action))) { 5041 results.remove(j); 5042 if (DEBUG_INTENT_MATCHING) Log.v( 5043 TAG, "Removing duplicate item from " + j 5044 + " due to specific " + specificsPos); 5045 if (ri == null) { 5046 ri = sri; 5047 } 5048 j--; 5049 N--; 5050 } 5051 } 5052 5053 // Add this specific item to its proper place. 5054 if (ri == null) { 5055 ri = new ResolveInfo(); 5056 ri.activityInfo = ai; 5057 } 5058 results.add(specificsPos, ri); 5059 ri.specificIndex = i; 5060 specificsPos++; 5061 } 5062 } 5063 5064 // Now we go through the remaining generic results and remove any 5065 // duplicate actions that are found here. 5066 N = results.size(); 5067 for (int i=specificsPos; i<N-1; i++) { 5068 final ResolveInfo rii = results.get(i); 5069 if (rii.filter == null) { 5070 continue; 5071 } 5072 5073 // Iterate over all of the actions of this result's intent 5074 // filter... typically this should be just one. 5075 final Iterator<String> it = rii.filter.actionsIterator(); 5076 if (it == null) { 5077 continue; 5078 } 5079 while (it.hasNext()) { 5080 final String action = it.next(); 5081 if (resultsAction != null && resultsAction.equals(action)) { 5082 // If this action was explicitly requested, then don't 5083 // remove things that have it. 5084 continue; 5085 } 5086 for (int j=i+1; j<N; j++) { 5087 final ResolveInfo rij = results.get(j); 5088 if (rij.filter != null && rij.filter.hasAction(action)) { 5089 results.remove(j); 5090 if (DEBUG_INTENT_MATCHING) Log.v( 5091 TAG, "Removing duplicate item from " + j 5092 + " due to action " + action + " at " + i); 5093 j--; 5094 N--; 5095 } 5096 } 5097 } 5098 5099 // If the caller didn't request filter information, drop it now 5100 // so we don't have to marshall/unmarshall it. 5101 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5102 rii.filter = null; 5103 } 5104 } 5105 5106 // Filter out the caller activity if so requested. 5107 if (caller != null) { 5108 N = results.size(); 5109 for (int i=0; i<N; i++) { 5110 ActivityInfo ainfo = results.get(i).activityInfo; 5111 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5112 && caller.getClassName().equals(ainfo.name)) { 5113 results.remove(i); 5114 break; 5115 } 5116 } 5117 } 5118 5119 // If the caller didn't request filter information, 5120 // drop them now so we don't have to 5121 // marshall/unmarshall it. 5122 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5123 N = results.size(); 5124 for (int i=0; i<N; i++) { 5125 results.get(i).filter = null; 5126 } 5127 } 5128 5129 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5130 return results; 5131 } 5132 5133 @Override 5134 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5135 int userId) { 5136 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5137 ComponentName comp = intent.getComponent(); 5138 if (comp == null) { 5139 if (intent.getSelector() != null) { 5140 intent = intent.getSelector(); 5141 comp = intent.getComponent(); 5142 } 5143 } 5144 if (comp != null) { 5145 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5146 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5147 if (ai != null) { 5148 ResolveInfo ri = new ResolveInfo(); 5149 ri.activityInfo = ai; 5150 list.add(ri); 5151 } 5152 return list; 5153 } 5154 5155 // reader 5156 synchronized (mPackages) { 5157 String pkgName = intent.getPackage(); 5158 if (pkgName == null) { 5159 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5160 } 5161 final PackageParser.Package pkg = mPackages.get(pkgName); 5162 if (pkg != null) { 5163 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5164 userId); 5165 } 5166 return null; 5167 } 5168 } 5169 5170 @Override 5171 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5172 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5173 if (!sUserManager.exists(userId)) return null; 5174 if (query != null) { 5175 if (query.size() >= 1) { 5176 // If there is more than one service with the same priority, 5177 // just arbitrarily pick the first one. 5178 return query.get(0); 5179 } 5180 } 5181 return null; 5182 } 5183 5184 @Override 5185 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5186 int userId) { 5187 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5188 ComponentName comp = intent.getComponent(); 5189 if (comp == null) { 5190 if (intent.getSelector() != null) { 5191 intent = intent.getSelector(); 5192 comp = intent.getComponent(); 5193 } 5194 } 5195 if (comp != null) { 5196 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5197 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5198 if (si != null) { 5199 final ResolveInfo ri = new ResolveInfo(); 5200 ri.serviceInfo = si; 5201 list.add(ri); 5202 } 5203 return list; 5204 } 5205 5206 // reader 5207 synchronized (mPackages) { 5208 String pkgName = intent.getPackage(); 5209 if (pkgName == null) { 5210 return mServices.queryIntent(intent, resolvedType, flags, userId); 5211 } 5212 final PackageParser.Package pkg = mPackages.get(pkgName); 5213 if (pkg != null) { 5214 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5215 userId); 5216 } 5217 return null; 5218 } 5219 } 5220 5221 @Override 5222 public List<ResolveInfo> queryIntentContentProviders( 5223 Intent intent, String resolvedType, int flags, int userId) { 5224 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5225 ComponentName comp = intent.getComponent(); 5226 if (comp == null) { 5227 if (intent.getSelector() != null) { 5228 intent = intent.getSelector(); 5229 comp = intent.getComponent(); 5230 } 5231 } 5232 if (comp != null) { 5233 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5234 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5235 if (pi != null) { 5236 final ResolveInfo ri = new ResolveInfo(); 5237 ri.providerInfo = pi; 5238 list.add(ri); 5239 } 5240 return list; 5241 } 5242 5243 // reader 5244 synchronized (mPackages) { 5245 String pkgName = intent.getPackage(); 5246 if (pkgName == null) { 5247 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5248 } 5249 final PackageParser.Package pkg = mPackages.get(pkgName); 5250 if (pkg != null) { 5251 return mProviders.queryIntentForPackage( 5252 intent, resolvedType, flags, pkg.providers, userId); 5253 } 5254 return null; 5255 } 5256 } 5257 5258 @Override 5259 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5260 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5261 5262 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5263 5264 // writer 5265 synchronized (mPackages) { 5266 ArrayList<PackageInfo> list; 5267 if (listUninstalled) { 5268 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5269 for (PackageSetting ps : mSettings.mPackages.values()) { 5270 PackageInfo pi; 5271 if (ps.pkg != null) { 5272 pi = generatePackageInfo(ps.pkg, flags, userId); 5273 } else { 5274 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5275 } 5276 if (pi != null) { 5277 list.add(pi); 5278 } 5279 } 5280 } else { 5281 list = new ArrayList<PackageInfo>(mPackages.size()); 5282 for (PackageParser.Package p : mPackages.values()) { 5283 PackageInfo pi = generatePackageInfo(p, flags, userId); 5284 if (pi != null) { 5285 list.add(pi); 5286 } 5287 } 5288 } 5289 5290 return new ParceledListSlice<PackageInfo>(list); 5291 } 5292 } 5293 5294 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5295 String[] permissions, boolean[] tmp, int flags, int userId) { 5296 int numMatch = 0; 5297 final PermissionsState permissionsState = ps.getPermissionsState(); 5298 for (int i=0; i<permissions.length; i++) { 5299 final String permission = permissions[i]; 5300 if (permissionsState.hasPermission(permission, userId)) { 5301 tmp[i] = true; 5302 numMatch++; 5303 } else { 5304 tmp[i] = false; 5305 } 5306 } 5307 if (numMatch == 0) { 5308 return; 5309 } 5310 PackageInfo pi; 5311 if (ps.pkg != null) { 5312 pi = generatePackageInfo(ps.pkg, flags, userId); 5313 } else { 5314 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5315 } 5316 // The above might return null in cases of uninstalled apps or install-state 5317 // skew across users/profiles. 5318 if (pi != null) { 5319 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5320 if (numMatch == permissions.length) { 5321 pi.requestedPermissions = permissions; 5322 } else { 5323 pi.requestedPermissions = new String[numMatch]; 5324 numMatch = 0; 5325 for (int i=0; i<permissions.length; i++) { 5326 if (tmp[i]) { 5327 pi.requestedPermissions[numMatch] = permissions[i]; 5328 numMatch++; 5329 } 5330 } 5331 } 5332 } 5333 list.add(pi); 5334 } 5335 } 5336 5337 @Override 5338 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5339 String[] permissions, int flags, int userId) { 5340 if (!sUserManager.exists(userId)) return null; 5341 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5342 5343 // writer 5344 synchronized (mPackages) { 5345 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5346 boolean[] tmpBools = new boolean[permissions.length]; 5347 if (listUninstalled) { 5348 for (PackageSetting ps : mSettings.mPackages.values()) { 5349 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5350 } 5351 } else { 5352 for (PackageParser.Package pkg : mPackages.values()) { 5353 PackageSetting ps = (PackageSetting)pkg.mExtras; 5354 if (ps != null) { 5355 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5356 userId); 5357 } 5358 } 5359 } 5360 5361 return new ParceledListSlice<PackageInfo>(list); 5362 } 5363 } 5364 5365 @Override 5366 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5367 if (!sUserManager.exists(userId)) return null; 5368 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5369 5370 // writer 5371 synchronized (mPackages) { 5372 ArrayList<ApplicationInfo> list; 5373 if (listUninstalled) { 5374 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5375 for (PackageSetting ps : mSettings.mPackages.values()) { 5376 ApplicationInfo ai; 5377 if (ps.pkg != null) { 5378 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5379 ps.readUserState(userId), userId); 5380 } else { 5381 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5382 } 5383 if (ai != null) { 5384 list.add(ai); 5385 } 5386 } 5387 } else { 5388 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5389 for (PackageParser.Package p : mPackages.values()) { 5390 if (p.mExtras != null) { 5391 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5392 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5393 if (ai != null) { 5394 list.add(ai); 5395 } 5396 } 5397 } 5398 } 5399 5400 return new ParceledListSlice<ApplicationInfo>(list); 5401 } 5402 } 5403 5404 public List<ApplicationInfo> getPersistentApplications(int flags) { 5405 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5406 5407 // reader 5408 synchronized (mPackages) { 5409 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5410 final int userId = UserHandle.getCallingUserId(); 5411 while (i.hasNext()) { 5412 final PackageParser.Package p = i.next(); 5413 if (p.applicationInfo != null 5414 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5415 && (!mSafeMode || isSystemApp(p))) { 5416 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5417 if (ps != null) { 5418 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5419 ps.readUserState(userId), userId); 5420 if (ai != null) { 5421 finalList.add(ai); 5422 } 5423 } 5424 } 5425 } 5426 } 5427 5428 return finalList; 5429 } 5430 5431 @Override 5432 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5433 if (!sUserManager.exists(userId)) return null; 5434 // reader 5435 synchronized (mPackages) { 5436 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5437 PackageSetting ps = provider != null 5438 ? mSettings.mPackages.get(provider.owner.packageName) 5439 : null; 5440 return ps != null 5441 && mSettings.isEnabledLPr(provider.info, flags, userId) 5442 && (!mSafeMode || (provider.info.applicationInfo.flags 5443 &ApplicationInfo.FLAG_SYSTEM) != 0) 5444 ? PackageParser.generateProviderInfo(provider, flags, 5445 ps.readUserState(userId), userId) 5446 : null; 5447 } 5448 } 5449 5450 /** 5451 * @deprecated 5452 */ 5453 @Deprecated 5454 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5455 // reader 5456 synchronized (mPackages) { 5457 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5458 .entrySet().iterator(); 5459 final int userId = UserHandle.getCallingUserId(); 5460 while (i.hasNext()) { 5461 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5462 PackageParser.Provider p = entry.getValue(); 5463 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5464 5465 if (ps != null && p.syncable 5466 && (!mSafeMode || (p.info.applicationInfo.flags 5467 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5468 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5469 ps.readUserState(userId), userId); 5470 if (info != null) { 5471 outNames.add(entry.getKey()); 5472 outInfo.add(info); 5473 } 5474 } 5475 } 5476 } 5477 } 5478 5479 @Override 5480 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5481 int uid, int flags) { 5482 ArrayList<ProviderInfo> finalList = null; 5483 // reader 5484 synchronized (mPackages) { 5485 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5486 final int userId = processName != null ? 5487 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5488 while (i.hasNext()) { 5489 final PackageParser.Provider p = i.next(); 5490 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5491 if (ps != null && p.info.authority != null 5492 && (processName == null 5493 || (p.info.processName.equals(processName) 5494 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5495 && mSettings.isEnabledLPr(p.info, flags, userId) 5496 && (!mSafeMode 5497 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5498 if (finalList == null) { 5499 finalList = new ArrayList<ProviderInfo>(3); 5500 } 5501 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5502 ps.readUserState(userId), userId); 5503 if (info != null) { 5504 finalList.add(info); 5505 } 5506 } 5507 } 5508 } 5509 5510 if (finalList != null) { 5511 Collections.sort(finalList, mProviderInitOrderSorter); 5512 return new ParceledListSlice<ProviderInfo>(finalList); 5513 } 5514 5515 return null; 5516 } 5517 5518 @Override 5519 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5520 int flags) { 5521 // reader 5522 synchronized (mPackages) { 5523 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5524 return PackageParser.generateInstrumentationInfo(i, flags); 5525 } 5526 } 5527 5528 @Override 5529 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5530 int flags) { 5531 ArrayList<InstrumentationInfo> finalList = 5532 new ArrayList<InstrumentationInfo>(); 5533 5534 // reader 5535 synchronized (mPackages) { 5536 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5537 while (i.hasNext()) { 5538 final PackageParser.Instrumentation p = i.next(); 5539 if (targetPackage == null 5540 || targetPackage.equals(p.info.targetPackage)) { 5541 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5542 flags); 5543 if (ii != null) { 5544 finalList.add(ii); 5545 } 5546 } 5547 } 5548 } 5549 5550 return finalList; 5551 } 5552 5553 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5554 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5555 if (overlays == null) { 5556 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5557 return; 5558 } 5559 for (PackageParser.Package opkg : overlays.values()) { 5560 // Not much to do if idmap fails: we already logged the error 5561 // and we certainly don't want to abort installation of pkg simply 5562 // because an overlay didn't fit properly. For these reasons, 5563 // ignore the return value of createIdmapForPackagePairLI. 5564 createIdmapForPackagePairLI(pkg, opkg); 5565 } 5566 } 5567 5568 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5569 PackageParser.Package opkg) { 5570 if (!opkg.mTrustedOverlay) { 5571 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5572 opkg.baseCodePath + ": overlay not trusted"); 5573 return false; 5574 } 5575 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5576 if (overlaySet == null) { 5577 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5578 opkg.baseCodePath + " but target package has no known overlays"); 5579 return false; 5580 } 5581 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5582 // TODO: generate idmap for split APKs 5583 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5584 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5585 + opkg.baseCodePath); 5586 return false; 5587 } 5588 PackageParser.Package[] overlayArray = 5589 overlaySet.values().toArray(new PackageParser.Package[0]); 5590 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5591 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5592 return p1.mOverlayPriority - p2.mOverlayPriority; 5593 } 5594 }; 5595 Arrays.sort(overlayArray, cmp); 5596 5597 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5598 int i = 0; 5599 for (PackageParser.Package p : overlayArray) { 5600 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5601 } 5602 return true; 5603 } 5604 5605 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5606 final File[] files = dir.listFiles(); 5607 if (ArrayUtils.isEmpty(files)) { 5608 Log.d(TAG, "No files in app dir " + dir); 5609 return; 5610 } 5611 5612 if (DEBUG_PACKAGE_SCANNING) { 5613 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5614 + " flags=0x" + Integer.toHexString(parseFlags)); 5615 } 5616 5617 for (File file : files) { 5618 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5619 && !PackageInstallerService.isStageName(file.getName()); 5620 if (!isPackage) { 5621 // Ignore entries which are not packages 5622 continue; 5623 } 5624 try { 5625 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5626 scanFlags, currentTime, null); 5627 } catch (PackageManagerException e) { 5628 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5629 5630 // Delete invalid userdata apps 5631 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5632 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5633 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5634 if (file.isDirectory()) { 5635 mInstaller.rmPackageDir(file.getAbsolutePath()); 5636 } else { 5637 file.delete(); 5638 } 5639 } 5640 } 5641 } 5642 } 5643 5644 private static File getSettingsProblemFile() { 5645 File dataDir = Environment.getDataDirectory(); 5646 File systemDir = new File(dataDir, "system"); 5647 File fname = new File(systemDir, "uiderrors.txt"); 5648 return fname; 5649 } 5650 5651 static void reportSettingsProblem(int priority, String msg) { 5652 logCriticalInfo(priority, msg); 5653 } 5654 5655 static void logCriticalInfo(int priority, String msg) { 5656 Slog.println(priority, TAG, msg); 5657 EventLogTags.writePmCriticalInfo(msg); 5658 try { 5659 File fname = getSettingsProblemFile(); 5660 FileOutputStream out = new FileOutputStream(fname, true); 5661 PrintWriter pw = new FastPrintWriter(out); 5662 SimpleDateFormat formatter = new SimpleDateFormat(); 5663 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5664 pw.println(dateString + ": " + msg); 5665 pw.close(); 5666 FileUtils.setPermissions( 5667 fname.toString(), 5668 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5669 -1, -1); 5670 } catch (java.io.IOException e) { 5671 } 5672 } 5673 5674 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5675 PackageParser.Package pkg, File srcFile, int parseFlags) 5676 throws PackageManagerException { 5677 if (ps != null 5678 && ps.codePath.equals(srcFile) 5679 && ps.timeStamp == srcFile.lastModified() 5680 && !isCompatSignatureUpdateNeeded(pkg) 5681 && !isRecoverSignatureUpdateNeeded(pkg)) { 5682 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5683 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5684 ArraySet<PublicKey> signingKs; 5685 synchronized (mPackages) { 5686 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5687 } 5688 if (ps.signatures.mSignatures != null 5689 && ps.signatures.mSignatures.length != 0 5690 && signingKs != null) { 5691 // Optimization: reuse the existing cached certificates 5692 // if the package appears to be unchanged. 5693 pkg.mSignatures = ps.signatures.mSignatures; 5694 pkg.mSigningKeys = signingKs; 5695 return; 5696 } 5697 5698 Slog.w(TAG, "PackageSetting for " + ps.name 5699 + " is missing signatures. Collecting certs again to recover them."); 5700 } else { 5701 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5702 } 5703 5704 try { 5705 pp.collectCertificates(pkg, parseFlags); 5706 pp.collectManifestDigest(pkg); 5707 } catch (PackageParserException e) { 5708 throw PackageManagerException.from(e); 5709 } 5710 } 5711 5712 /* 5713 * Scan a package and return the newly parsed package. 5714 * Returns null in case of errors and the error code is stored in mLastScanError 5715 */ 5716 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5717 long currentTime, UserHandle user) throws PackageManagerException { 5718 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5719 parseFlags |= mDefParseFlags; 5720 PackageParser pp = new PackageParser(); 5721 pp.setSeparateProcesses(mSeparateProcesses); 5722 pp.setOnlyCoreApps(mOnlyCore); 5723 pp.setDisplayMetrics(mMetrics); 5724 5725 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5726 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5727 } 5728 5729 final PackageParser.Package pkg; 5730 try { 5731 pkg = pp.parsePackage(scanFile, parseFlags); 5732 } catch (PackageParserException e) { 5733 throw PackageManagerException.from(e); 5734 } 5735 5736 PackageSetting ps = null; 5737 PackageSetting updatedPkg; 5738 // reader 5739 synchronized (mPackages) { 5740 // Look to see if we already know about this package. 5741 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5742 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5743 // This package has been renamed to its original name. Let's 5744 // use that. 5745 ps = mSettings.peekPackageLPr(oldName); 5746 } 5747 // If there was no original package, see one for the real package name. 5748 if (ps == null) { 5749 ps = mSettings.peekPackageLPr(pkg.packageName); 5750 } 5751 // Check to see if this package could be hiding/updating a system 5752 // package. Must look for it either under the original or real 5753 // package name depending on our state. 5754 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5755 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5756 } 5757 boolean updatedPkgBetter = false; 5758 // First check if this is a system package that may involve an update 5759 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5760 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5761 // it needs to drop FLAG_PRIVILEGED. 5762 if (locationIsPrivileged(scanFile)) { 5763 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5764 } else { 5765 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5766 } 5767 5768 if (ps != null && !ps.codePath.equals(scanFile)) { 5769 // The path has changed from what was last scanned... check the 5770 // version of the new path against what we have stored to determine 5771 // what to do. 5772 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5773 if (pkg.mVersionCode <= ps.versionCode) { 5774 // The system package has been updated and the code path does not match 5775 // Ignore entry. Skip it. 5776 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5777 + " ignored: updated version " + ps.versionCode 5778 + " better than this " + pkg.mVersionCode); 5779 if (!updatedPkg.codePath.equals(scanFile)) { 5780 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5781 + ps.name + " changing from " + updatedPkg.codePathString 5782 + " to " + scanFile); 5783 updatedPkg.codePath = scanFile; 5784 updatedPkg.codePathString = scanFile.toString(); 5785 updatedPkg.resourcePath = scanFile; 5786 updatedPkg.resourcePathString = scanFile.toString(); 5787 } 5788 updatedPkg.pkg = pkg; 5789 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5790 "Package " + ps.name + " at " + scanFile 5791 + " ignored: updated version " + ps.versionCode 5792 + " better than this " + pkg.mVersionCode); 5793 } else { 5794 // The current app on the system partition is better than 5795 // what we have updated to on the data partition; switch 5796 // back to the system partition version. 5797 // At this point, its safely assumed that package installation for 5798 // apps in system partition will go through. If not there won't be a working 5799 // version of the app 5800 // writer 5801 synchronized (mPackages) { 5802 // Just remove the loaded entries from package lists. 5803 mPackages.remove(ps.name); 5804 } 5805 5806 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5807 + " reverting from " + ps.codePathString 5808 + ": new version " + pkg.mVersionCode 5809 + " better than installed " + ps.versionCode); 5810 5811 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5812 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5813 synchronized (mInstallLock) { 5814 args.cleanUpResourcesLI(); 5815 } 5816 synchronized (mPackages) { 5817 mSettings.enableSystemPackageLPw(ps.name); 5818 } 5819 updatedPkgBetter = true; 5820 } 5821 } 5822 } 5823 5824 if (updatedPkg != null) { 5825 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5826 // initially 5827 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5828 5829 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5830 // flag set initially 5831 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5832 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5833 } 5834 } 5835 5836 // Verify certificates against what was last scanned 5837 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5838 5839 /* 5840 * A new system app appeared, but we already had a non-system one of the 5841 * same name installed earlier. 5842 */ 5843 boolean shouldHideSystemApp = false; 5844 if (updatedPkg == null && ps != null 5845 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5846 /* 5847 * Check to make sure the signatures match first. If they don't, 5848 * wipe the installed application and its data. 5849 */ 5850 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5851 != PackageManager.SIGNATURE_MATCH) { 5852 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5853 + " signatures don't match existing userdata copy; removing"); 5854 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5855 ps = null; 5856 } else { 5857 /* 5858 * If the newly-added system app is an older version than the 5859 * already installed version, hide it. It will be scanned later 5860 * and re-added like an update. 5861 */ 5862 if (pkg.mVersionCode <= ps.versionCode) { 5863 shouldHideSystemApp = true; 5864 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5865 + " but new version " + pkg.mVersionCode + " better than installed " 5866 + ps.versionCode + "; hiding system"); 5867 } else { 5868 /* 5869 * The newly found system app is a newer version that the 5870 * one previously installed. Simply remove the 5871 * already-installed application and replace it with our own 5872 * while keeping the application data. 5873 */ 5874 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5875 + " reverting from " + ps.codePathString + ": new version " 5876 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5877 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5878 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5879 synchronized (mInstallLock) { 5880 args.cleanUpResourcesLI(); 5881 } 5882 } 5883 } 5884 } 5885 5886 // The apk is forward locked (not public) if its code and resources 5887 // are kept in different files. (except for app in either system or 5888 // vendor path). 5889 // TODO grab this value from PackageSettings 5890 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5891 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5892 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5893 } 5894 } 5895 5896 // TODO: extend to support forward-locked splits 5897 String resourcePath = null; 5898 String baseResourcePath = null; 5899 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5900 if (ps != null && ps.resourcePathString != null) { 5901 resourcePath = ps.resourcePathString; 5902 baseResourcePath = ps.resourcePathString; 5903 } else { 5904 // Should not happen at all. Just log an error. 5905 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5906 } 5907 } else { 5908 resourcePath = pkg.codePath; 5909 baseResourcePath = pkg.baseCodePath; 5910 } 5911 5912 // Set application objects path explicitly. 5913 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5914 pkg.applicationInfo.setCodePath(pkg.codePath); 5915 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5916 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5917 pkg.applicationInfo.setResourcePath(resourcePath); 5918 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5919 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5920 5921 // Note that we invoke the following method only if we are about to unpack an application 5922 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5923 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5924 5925 /* 5926 * If the system app should be overridden by a previously installed 5927 * data, hide the system app now and let the /data/app scan pick it up 5928 * again. 5929 */ 5930 if (shouldHideSystemApp) { 5931 synchronized (mPackages) { 5932 mSettings.disableSystemPackageLPw(pkg.packageName); 5933 } 5934 } 5935 5936 return scannedPkg; 5937 } 5938 5939 private static String fixProcessName(String defProcessName, 5940 String processName, int uid) { 5941 if (processName == null) { 5942 return defProcessName; 5943 } 5944 return processName; 5945 } 5946 5947 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5948 throws PackageManagerException { 5949 if (pkgSetting.signatures.mSignatures != null) { 5950 // Already existing package. Make sure signatures match 5951 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5952 == PackageManager.SIGNATURE_MATCH; 5953 if (!match) { 5954 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5955 == PackageManager.SIGNATURE_MATCH; 5956 } 5957 if (!match) { 5958 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5959 == PackageManager.SIGNATURE_MATCH; 5960 } 5961 if (!match) { 5962 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5963 + pkg.packageName + " signatures do not match the " 5964 + "previously installed version; ignoring!"); 5965 } 5966 } 5967 5968 // Check for shared user signatures 5969 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5970 // Already existing package. Make sure signatures match 5971 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5972 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5973 if (!match) { 5974 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5975 == PackageManager.SIGNATURE_MATCH; 5976 } 5977 if (!match) { 5978 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5979 == PackageManager.SIGNATURE_MATCH; 5980 } 5981 if (!match) { 5982 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5983 "Package " + pkg.packageName 5984 + " has no signatures that match those in shared user " 5985 + pkgSetting.sharedUser.name + "; ignoring!"); 5986 } 5987 } 5988 } 5989 5990 /** 5991 * Enforces that only the system UID or root's UID can call a method exposed 5992 * via Binder. 5993 * 5994 * @param message used as message if SecurityException is thrown 5995 * @throws SecurityException if the caller is not system or root 5996 */ 5997 private static final void enforceSystemOrRoot(String message) { 5998 final int uid = Binder.getCallingUid(); 5999 if (uid != Process.SYSTEM_UID && uid != 0) { 6000 throw new SecurityException(message); 6001 } 6002 } 6003 6004 @Override 6005 public void performBootDexOpt() { 6006 enforceSystemOrRoot("Only the system can request dexopt be performed"); 6007 6008 // Before everything else, see whether we need to fstrim. 6009 try { 6010 IMountService ms = PackageHelper.getMountService(); 6011 if (ms != null) { 6012 final boolean isUpgrade = isUpgrade(); 6013 boolean doTrim = isUpgrade; 6014 if (doTrim) { 6015 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6016 } else { 6017 final long interval = android.provider.Settings.Global.getLong( 6018 mContext.getContentResolver(), 6019 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6020 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6021 if (interval > 0) { 6022 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6023 if (timeSinceLast > interval) { 6024 doTrim = true; 6025 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6026 + "; running immediately"); 6027 } 6028 } 6029 } 6030 if (doTrim) { 6031 if (!isFirstBoot()) { 6032 try { 6033 ActivityManagerNative.getDefault().showBootMessage( 6034 mContext.getResources().getString( 6035 R.string.android_upgrading_fstrim), true); 6036 } catch (RemoteException e) { 6037 } 6038 } 6039 ms.runMaintenance(); 6040 } 6041 } else { 6042 Slog.e(TAG, "Mount service unavailable!"); 6043 } 6044 } catch (RemoteException e) { 6045 // Can't happen; MountService is local 6046 } 6047 6048 final ArraySet<PackageParser.Package> pkgs; 6049 synchronized (mPackages) { 6050 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6051 } 6052 6053 if (pkgs != null) { 6054 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6055 // in case the device runs out of space. 6056 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6057 // Give priority to core apps. 6058 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6059 PackageParser.Package pkg = it.next(); 6060 if (pkg.coreApp) { 6061 if (DEBUG_DEXOPT) { 6062 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6063 } 6064 sortedPkgs.add(pkg); 6065 it.remove(); 6066 } 6067 } 6068 // Give priority to system apps that listen for pre boot complete. 6069 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6070 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6071 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6072 PackageParser.Package pkg = it.next(); 6073 if (pkgNames.contains(pkg.packageName)) { 6074 if (DEBUG_DEXOPT) { 6075 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6076 } 6077 sortedPkgs.add(pkg); 6078 it.remove(); 6079 } 6080 } 6081 // Filter out packages that aren't recently used. 6082 filterRecentlyUsedApps(pkgs); 6083 // Add all remaining apps. 6084 for (PackageParser.Package pkg : pkgs) { 6085 if (DEBUG_DEXOPT) { 6086 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6087 } 6088 sortedPkgs.add(pkg); 6089 } 6090 6091 // If we want to be lazy, filter everything that wasn't recently used. 6092 if (mLazyDexOpt) { 6093 filterRecentlyUsedApps(sortedPkgs); 6094 } 6095 6096 int i = 0; 6097 int total = sortedPkgs.size(); 6098 File dataDir = Environment.getDataDirectory(); 6099 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6100 if (lowThreshold == 0) { 6101 throw new IllegalStateException("Invalid low memory threshold"); 6102 } 6103 for (PackageParser.Package pkg : sortedPkgs) { 6104 long usableSpace = dataDir.getUsableSpace(); 6105 if (usableSpace < lowThreshold) { 6106 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6107 break; 6108 } 6109 performBootDexOpt(pkg, ++i, total); 6110 } 6111 } 6112 } 6113 6114 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6115 // Filter out packages that aren't recently used. 6116 // 6117 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6118 // should do a full dexopt. 6119 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6120 int total = pkgs.size(); 6121 int skipped = 0; 6122 long now = System.currentTimeMillis(); 6123 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6124 PackageParser.Package pkg = i.next(); 6125 long then = pkg.mLastPackageUsageTimeInMills; 6126 if (then + mDexOptLRUThresholdInMills < now) { 6127 if (DEBUG_DEXOPT) { 6128 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6129 ((then == 0) ? "never" : new Date(then))); 6130 } 6131 i.remove(); 6132 skipped++; 6133 } 6134 } 6135 if (DEBUG_DEXOPT) { 6136 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6137 } 6138 } 6139 } 6140 6141 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6142 List<ResolveInfo> ris = null; 6143 try { 6144 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6145 intent, null, 0, UserHandle.USER_OWNER); 6146 } catch (RemoteException e) { 6147 } 6148 ArraySet<String> pkgNames = new ArraySet<String>(); 6149 if (ris != null) { 6150 for (ResolveInfo ri : ris) { 6151 pkgNames.add(ri.activityInfo.packageName); 6152 } 6153 } 6154 return pkgNames; 6155 } 6156 6157 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6158 if (DEBUG_DEXOPT) { 6159 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6160 } 6161 if (!isFirstBoot()) { 6162 try { 6163 ActivityManagerNative.getDefault().showBootMessage( 6164 mContext.getResources().getString(R.string.android_upgrading_apk, 6165 curr, total), true); 6166 } catch (RemoteException e) { 6167 } 6168 } 6169 PackageParser.Package p = pkg; 6170 synchronized (mInstallLock) { 6171 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6172 false /* force dex */, false /* defer */, true /* include dependencies */, 6173 false /* boot complete */); 6174 } 6175 } 6176 6177 @Override 6178 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6179 return performDexOpt(packageName, instructionSet, false); 6180 } 6181 6182 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6183 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6184 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6185 if (!dexopt && !updateUsage) { 6186 // We aren't going to dexopt or update usage, so bail early. 6187 return false; 6188 } 6189 PackageParser.Package p; 6190 final String targetInstructionSet; 6191 synchronized (mPackages) { 6192 p = mPackages.get(packageName); 6193 if (p == null) { 6194 return false; 6195 } 6196 if (updateUsage) { 6197 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6198 } 6199 mPackageUsage.write(false); 6200 if (!dexopt) { 6201 // We aren't going to dexopt, so bail early. 6202 return false; 6203 } 6204 6205 targetInstructionSet = instructionSet != null ? instructionSet : 6206 getPrimaryInstructionSet(p.applicationInfo); 6207 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6208 return false; 6209 } 6210 } 6211 long callingId = Binder.clearCallingIdentity(); 6212 try { 6213 synchronized (mInstallLock) { 6214 final String[] instructionSets = new String[] { targetInstructionSet }; 6215 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6216 false /* forceDex */, false /* defer */, true /* inclDependencies */, 6217 true /* boot complete */); 6218 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6219 } 6220 } finally { 6221 Binder.restoreCallingIdentity(callingId); 6222 } 6223 } 6224 6225 public ArraySet<String> getPackagesThatNeedDexOpt() { 6226 ArraySet<String> pkgs = null; 6227 synchronized (mPackages) { 6228 for (PackageParser.Package p : mPackages.values()) { 6229 if (DEBUG_DEXOPT) { 6230 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6231 } 6232 if (!p.mDexOptPerformed.isEmpty()) { 6233 continue; 6234 } 6235 if (pkgs == null) { 6236 pkgs = new ArraySet<String>(); 6237 } 6238 pkgs.add(p.packageName); 6239 } 6240 } 6241 return pkgs; 6242 } 6243 6244 public void shutdown() { 6245 mPackageUsage.write(true); 6246 } 6247 6248 @Override 6249 public void forceDexOpt(String packageName) { 6250 enforceSystemOrRoot("forceDexOpt"); 6251 6252 PackageParser.Package pkg; 6253 synchronized (mPackages) { 6254 pkg = mPackages.get(packageName); 6255 if (pkg == null) { 6256 throw new IllegalArgumentException("Missing package: " + packageName); 6257 } 6258 } 6259 6260 synchronized (mInstallLock) { 6261 final String[] instructionSets = new String[] { 6262 getPrimaryInstructionSet(pkg.applicationInfo) }; 6263 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6264 true /*forceDex*/, false /* defer */, true /* inclDependencies */, 6265 true /* boot complete */); 6266 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6267 throw new IllegalStateException("Failed to dexopt: " + res); 6268 } 6269 } 6270 } 6271 6272 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6273 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6274 Slog.w(TAG, "Unable to update from " + oldPkg.name 6275 + " to " + newPkg.packageName 6276 + ": old package not in system partition"); 6277 return false; 6278 } else if (mPackages.get(oldPkg.name) != null) { 6279 Slog.w(TAG, "Unable to update from " + oldPkg.name 6280 + " to " + newPkg.packageName 6281 + ": old package still exists"); 6282 return false; 6283 } 6284 return true; 6285 } 6286 6287 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6288 int[] users = sUserManager.getUserIds(); 6289 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6290 if (res < 0) { 6291 return res; 6292 } 6293 for (int user : users) { 6294 if (user != 0) { 6295 res = mInstaller.createUserData(volumeUuid, packageName, 6296 UserHandle.getUid(user, uid), user, seinfo); 6297 if (res < 0) { 6298 return res; 6299 } 6300 } 6301 } 6302 return res; 6303 } 6304 6305 private int removeDataDirsLI(String volumeUuid, String packageName) { 6306 int[] users = sUserManager.getUserIds(); 6307 int res = 0; 6308 for (int user : users) { 6309 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6310 if (resInner < 0) { 6311 res = resInner; 6312 } 6313 } 6314 6315 return res; 6316 } 6317 6318 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6319 int[] users = sUserManager.getUserIds(); 6320 int res = 0; 6321 for (int user : users) { 6322 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6323 if (resInner < 0) { 6324 res = resInner; 6325 } 6326 } 6327 return res; 6328 } 6329 6330 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6331 PackageParser.Package changingLib) { 6332 if (file.path != null) { 6333 usesLibraryFiles.add(file.path); 6334 return; 6335 } 6336 PackageParser.Package p = mPackages.get(file.apk); 6337 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6338 // If we are doing this while in the middle of updating a library apk, 6339 // then we need to make sure to use that new apk for determining the 6340 // dependencies here. (We haven't yet finished committing the new apk 6341 // to the package manager state.) 6342 if (p == null || p.packageName.equals(changingLib.packageName)) { 6343 p = changingLib; 6344 } 6345 } 6346 if (p != null) { 6347 usesLibraryFiles.addAll(p.getAllCodePaths()); 6348 } 6349 } 6350 6351 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6352 PackageParser.Package changingLib) throws PackageManagerException { 6353 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6354 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6355 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6356 for (int i=0; i<N; i++) { 6357 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6358 if (file == null) { 6359 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6360 "Package " + pkg.packageName + " requires unavailable shared library " 6361 + pkg.usesLibraries.get(i) + "; failing!"); 6362 } 6363 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6364 } 6365 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6366 for (int i=0; i<N; i++) { 6367 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6368 if (file == null) { 6369 Slog.w(TAG, "Package " + pkg.packageName 6370 + " desires unavailable shared library " 6371 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6372 } else { 6373 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6374 } 6375 } 6376 N = usesLibraryFiles.size(); 6377 if (N > 0) { 6378 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6379 } else { 6380 pkg.usesLibraryFiles = null; 6381 } 6382 } 6383 } 6384 6385 private static boolean hasString(List<String> list, List<String> which) { 6386 if (list == null) { 6387 return false; 6388 } 6389 for (int i=list.size()-1; i>=0; i--) { 6390 for (int j=which.size()-1; j>=0; j--) { 6391 if (which.get(j).equals(list.get(i))) { 6392 return true; 6393 } 6394 } 6395 } 6396 return false; 6397 } 6398 6399 private void updateAllSharedLibrariesLPw() { 6400 for (PackageParser.Package pkg : mPackages.values()) { 6401 try { 6402 updateSharedLibrariesLPw(pkg, null); 6403 } catch (PackageManagerException e) { 6404 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6405 } 6406 } 6407 } 6408 6409 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6410 PackageParser.Package changingPkg) { 6411 ArrayList<PackageParser.Package> res = null; 6412 for (PackageParser.Package pkg : mPackages.values()) { 6413 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6414 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6415 if (res == null) { 6416 res = new ArrayList<PackageParser.Package>(); 6417 } 6418 res.add(pkg); 6419 try { 6420 updateSharedLibrariesLPw(pkg, changingPkg); 6421 } catch (PackageManagerException e) { 6422 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6423 } 6424 } 6425 } 6426 return res; 6427 } 6428 6429 /** 6430 * Derive the value of the {@code cpuAbiOverride} based on the provided 6431 * value and an optional stored value from the package settings. 6432 */ 6433 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6434 String cpuAbiOverride = null; 6435 6436 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6437 cpuAbiOverride = null; 6438 } else if (abiOverride != null) { 6439 cpuAbiOverride = abiOverride; 6440 } else if (settings != null) { 6441 cpuAbiOverride = settings.cpuAbiOverrideString; 6442 } 6443 6444 return cpuAbiOverride; 6445 } 6446 6447 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6448 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6449 boolean success = false; 6450 try { 6451 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6452 currentTime, user); 6453 success = true; 6454 return res; 6455 } finally { 6456 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6457 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6458 } 6459 } 6460 } 6461 6462 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6463 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6464 final File scanFile = new File(pkg.codePath); 6465 if (pkg.applicationInfo.getCodePath() == null || 6466 pkg.applicationInfo.getResourcePath() == null) { 6467 // Bail out. The resource and code paths haven't been set. 6468 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6469 "Code and resource paths haven't been set correctly"); 6470 } 6471 6472 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6473 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6474 } else { 6475 // Only allow system apps to be flagged as core apps. 6476 pkg.coreApp = false; 6477 } 6478 6479 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6480 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6481 } 6482 6483 if (mCustomResolverComponentName != null && 6484 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6485 setUpCustomResolverActivity(pkg); 6486 } 6487 6488 if (pkg.packageName.equals("android")) { 6489 synchronized (mPackages) { 6490 if (mAndroidApplication != null) { 6491 Slog.w(TAG, "*************************************************"); 6492 Slog.w(TAG, "Core android package being redefined. Skipping."); 6493 Slog.w(TAG, " file=" + scanFile); 6494 Slog.w(TAG, "*************************************************"); 6495 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6496 "Core android package being redefined. Skipping."); 6497 } 6498 6499 // Set up information for our fall-back user intent resolution activity. 6500 mPlatformPackage = pkg; 6501 pkg.mVersionCode = mSdkVersion; 6502 mAndroidApplication = pkg.applicationInfo; 6503 6504 if (!mResolverReplaced) { 6505 mResolveActivity.applicationInfo = mAndroidApplication; 6506 mResolveActivity.name = ResolverActivity.class.getName(); 6507 mResolveActivity.packageName = mAndroidApplication.packageName; 6508 mResolveActivity.processName = "system:ui"; 6509 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6510 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6511 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6512 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6513 mResolveActivity.exported = true; 6514 mResolveActivity.enabled = true; 6515 mResolveInfo.activityInfo = mResolveActivity; 6516 mResolveInfo.priority = 0; 6517 mResolveInfo.preferredOrder = 0; 6518 mResolveInfo.match = 0; 6519 mResolveComponentName = new ComponentName( 6520 mAndroidApplication.packageName, mResolveActivity.name); 6521 } 6522 } 6523 } 6524 6525 if (DEBUG_PACKAGE_SCANNING) { 6526 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6527 Log.d(TAG, "Scanning package " + pkg.packageName); 6528 } 6529 6530 if (mPackages.containsKey(pkg.packageName) 6531 || mSharedLibraries.containsKey(pkg.packageName)) { 6532 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6533 "Application package " + pkg.packageName 6534 + " already installed. Skipping duplicate."); 6535 } 6536 6537 // If we're only installing presumed-existing packages, require that the 6538 // scanned APK is both already known and at the path previously established 6539 // for it. Previously unknown packages we pick up normally, but if we have an 6540 // a priori expectation about this package's install presence, enforce it. 6541 // With a singular exception for new system packages. When an OTA contains 6542 // a new system package, we allow the codepath to change from a system location 6543 // to the user-installed location. If we don't allow this change, any newer, 6544 // user-installed version of the application will be ignored. 6545 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6546 if (mExpectingBetter.containsKey(pkg.packageName)) { 6547 logCriticalInfo(Log.WARN, 6548 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6549 } else { 6550 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6551 if (known != null) { 6552 if (DEBUG_PACKAGE_SCANNING) { 6553 Log.d(TAG, "Examining " + pkg.codePath 6554 + " and requiring known paths " + known.codePathString 6555 + " & " + known.resourcePathString); 6556 } 6557 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6558 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6559 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6560 "Application package " + pkg.packageName 6561 + " found at " + pkg.applicationInfo.getCodePath() 6562 + " but expected at " + known.codePathString + "; ignoring."); 6563 } 6564 } 6565 } 6566 } 6567 6568 // Initialize package source and resource directories 6569 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6570 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6571 6572 SharedUserSetting suid = null; 6573 PackageSetting pkgSetting = null; 6574 6575 if (!isSystemApp(pkg)) { 6576 // Only system apps can use these features. 6577 pkg.mOriginalPackages = null; 6578 pkg.mRealPackage = null; 6579 pkg.mAdoptPermissions = null; 6580 } 6581 6582 // writer 6583 synchronized (mPackages) { 6584 if (pkg.mSharedUserId != null) { 6585 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6586 if (suid == null) { 6587 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6588 "Creating application package " + pkg.packageName 6589 + " for shared user failed"); 6590 } 6591 if (DEBUG_PACKAGE_SCANNING) { 6592 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6593 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6594 + "): packages=" + suid.packages); 6595 } 6596 } 6597 6598 // Check if we are renaming from an original package name. 6599 PackageSetting origPackage = null; 6600 String realName = null; 6601 if (pkg.mOriginalPackages != null) { 6602 // This package may need to be renamed to a previously 6603 // installed name. Let's check on that... 6604 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6605 if (pkg.mOriginalPackages.contains(renamed)) { 6606 // This package had originally been installed as the 6607 // original name, and we have already taken care of 6608 // transitioning to the new one. Just update the new 6609 // one to continue using the old name. 6610 realName = pkg.mRealPackage; 6611 if (!pkg.packageName.equals(renamed)) { 6612 // Callers into this function may have already taken 6613 // care of renaming the package; only do it here if 6614 // it is not already done. 6615 pkg.setPackageName(renamed); 6616 } 6617 6618 } else { 6619 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6620 if ((origPackage = mSettings.peekPackageLPr( 6621 pkg.mOriginalPackages.get(i))) != null) { 6622 // We do have the package already installed under its 6623 // original name... should we use it? 6624 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6625 // New package is not compatible with original. 6626 origPackage = null; 6627 continue; 6628 } else if (origPackage.sharedUser != null) { 6629 // Make sure uid is compatible between packages. 6630 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6631 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6632 + " to " + pkg.packageName + ": old uid " 6633 + origPackage.sharedUser.name 6634 + " differs from " + pkg.mSharedUserId); 6635 origPackage = null; 6636 continue; 6637 } 6638 } else { 6639 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6640 + pkg.packageName + " to old name " + origPackage.name); 6641 } 6642 break; 6643 } 6644 } 6645 } 6646 } 6647 6648 if (mTransferedPackages.contains(pkg.packageName)) { 6649 Slog.w(TAG, "Package " + pkg.packageName 6650 + " was transferred to another, but its .apk remains"); 6651 } 6652 6653 // Just create the setting, don't add it yet. For already existing packages 6654 // the PkgSetting exists already and doesn't have to be created. 6655 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6656 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6657 pkg.applicationInfo.primaryCpuAbi, 6658 pkg.applicationInfo.secondaryCpuAbi, 6659 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6660 user, false); 6661 if (pkgSetting == null) { 6662 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6663 "Creating application package " + pkg.packageName + " failed"); 6664 } 6665 6666 if (pkgSetting.origPackage != null) { 6667 // If we are first transitioning from an original package, 6668 // fix up the new package's name now. We need to do this after 6669 // looking up the package under its new name, so getPackageLP 6670 // can take care of fiddling things correctly. 6671 pkg.setPackageName(origPackage.name); 6672 6673 // File a report about this. 6674 String msg = "New package " + pkgSetting.realName 6675 + " renamed to replace old package " + pkgSetting.name; 6676 reportSettingsProblem(Log.WARN, msg); 6677 6678 // Make a note of it. 6679 mTransferedPackages.add(origPackage.name); 6680 6681 // No longer need to retain this. 6682 pkgSetting.origPackage = null; 6683 } 6684 6685 if (realName != null) { 6686 // Make a note of it. 6687 mTransferedPackages.add(pkg.packageName); 6688 } 6689 6690 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6691 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6692 } 6693 6694 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6695 // Check all shared libraries and map to their actual file path. 6696 // We only do this here for apps not on a system dir, because those 6697 // are the only ones that can fail an install due to this. We 6698 // will take care of the system apps by updating all of their 6699 // library paths after the scan is done. 6700 updateSharedLibrariesLPw(pkg, null); 6701 } 6702 6703 if (mFoundPolicyFile) { 6704 SELinuxMMAC.assignSeinfoValue(pkg); 6705 } 6706 6707 pkg.applicationInfo.uid = pkgSetting.appId; 6708 pkg.mExtras = pkgSetting; 6709 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6710 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6711 // We just determined the app is signed correctly, so bring 6712 // over the latest parsed certs. 6713 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6714 } else { 6715 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6716 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6717 "Package " + pkg.packageName + " upgrade keys do not match the " 6718 + "previously installed version"); 6719 } else { 6720 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6721 String msg = "System package " + pkg.packageName 6722 + " signature changed; retaining data."; 6723 reportSettingsProblem(Log.WARN, msg); 6724 } 6725 } 6726 } else { 6727 try { 6728 verifySignaturesLP(pkgSetting, pkg); 6729 // We just determined the app is signed correctly, so bring 6730 // over the latest parsed certs. 6731 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6732 } catch (PackageManagerException e) { 6733 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6734 throw e; 6735 } 6736 // The signature has changed, but this package is in the system 6737 // image... let's recover! 6738 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6739 // However... if this package is part of a shared user, but it 6740 // doesn't match the signature of the shared user, let's fail. 6741 // What this means is that you can't change the signatures 6742 // associated with an overall shared user, which doesn't seem all 6743 // that unreasonable. 6744 if (pkgSetting.sharedUser != null) { 6745 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6746 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6747 throw new PackageManagerException( 6748 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6749 "Signature mismatch for shared user : " 6750 + pkgSetting.sharedUser); 6751 } 6752 } 6753 // File a report about this. 6754 String msg = "System package " + pkg.packageName 6755 + " signature changed; retaining data."; 6756 reportSettingsProblem(Log.WARN, msg); 6757 } 6758 } 6759 // Verify that this new package doesn't have any content providers 6760 // that conflict with existing packages. Only do this if the 6761 // package isn't already installed, since we don't want to break 6762 // things that are installed. 6763 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6764 final int N = pkg.providers.size(); 6765 int i; 6766 for (i=0; i<N; i++) { 6767 PackageParser.Provider p = pkg.providers.get(i); 6768 if (p.info.authority != null) { 6769 String names[] = p.info.authority.split(";"); 6770 for (int j = 0; j < names.length; j++) { 6771 if (mProvidersByAuthority.containsKey(names[j])) { 6772 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6773 final String otherPackageName = 6774 ((other != null && other.getComponentName() != null) ? 6775 other.getComponentName().getPackageName() : "?"); 6776 throw new PackageManagerException( 6777 INSTALL_FAILED_CONFLICTING_PROVIDER, 6778 "Can't install because provider name " + names[j] 6779 + " (in package " + pkg.applicationInfo.packageName 6780 + ") is already used by " + otherPackageName); 6781 } 6782 } 6783 } 6784 } 6785 } 6786 6787 if (pkg.mAdoptPermissions != null) { 6788 // This package wants to adopt ownership of permissions from 6789 // another package. 6790 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6791 final String origName = pkg.mAdoptPermissions.get(i); 6792 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6793 if (orig != null) { 6794 if (verifyPackageUpdateLPr(orig, pkg)) { 6795 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6796 + pkg.packageName); 6797 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6798 } 6799 } 6800 } 6801 } 6802 } 6803 6804 final String pkgName = pkg.packageName; 6805 6806 final long scanFileTime = scanFile.lastModified(); 6807 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6808 pkg.applicationInfo.processName = fixProcessName( 6809 pkg.applicationInfo.packageName, 6810 pkg.applicationInfo.processName, 6811 pkg.applicationInfo.uid); 6812 6813 File dataPath; 6814 if (mPlatformPackage == pkg) { 6815 // The system package is special. 6816 dataPath = new File(Environment.getDataDirectory(), "system"); 6817 6818 pkg.applicationInfo.dataDir = dataPath.getPath(); 6819 6820 } else { 6821 // This is a normal package, need to make its data directory. 6822 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6823 UserHandle.USER_OWNER, pkg.packageName); 6824 6825 boolean uidError = false; 6826 if (dataPath.exists()) { 6827 int currentUid = 0; 6828 try { 6829 StructStat stat = Os.stat(dataPath.getPath()); 6830 currentUid = stat.st_uid; 6831 } catch (ErrnoException e) { 6832 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6833 } 6834 6835 // If we have mismatched owners for the data path, we have a problem. 6836 if (currentUid != pkg.applicationInfo.uid) { 6837 boolean recovered = false; 6838 if (currentUid == 0) { 6839 // The directory somehow became owned by root. Wow. 6840 // This is probably because the system was stopped while 6841 // installd was in the middle of messing with its libs 6842 // directory. Ask installd to fix that. 6843 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6844 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6845 if (ret >= 0) { 6846 recovered = true; 6847 String msg = "Package " + pkg.packageName 6848 + " unexpectedly changed to uid 0; recovered to " + 6849 + pkg.applicationInfo.uid; 6850 reportSettingsProblem(Log.WARN, msg); 6851 } 6852 } 6853 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6854 || (scanFlags&SCAN_BOOTING) != 0)) { 6855 // If this is a system app, we can at least delete its 6856 // current data so the application will still work. 6857 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6858 if (ret >= 0) { 6859 // TODO: Kill the processes first 6860 // Old data gone! 6861 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6862 ? "System package " : "Third party package "; 6863 String msg = prefix + pkg.packageName 6864 + " has changed from uid: " 6865 + currentUid + " to " 6866 + pkg.applicationInfo.uid + "; old data erased"; 6867 reportSettingsProblem(Log.WARN, msg); 6868 recovered = true; 6869 6870 // And now re-install the app. 6871 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6872 pkg.applicationInfo.seinfo); 6873 if (ret == -1) { 6874 // Ack should not happen! 6875 msg = prefix + pkg.packageName 6876 + " could not have data directory re-created after delete."; 6877 reportSettingsProblem(Log.WARN, msg); 6878 throw new PackageManagerException( 6879 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6880 } 6881 } 6882 if (!recovered) { 6883 mHasSystemUidErrors = true; 6884 } 6885 } else if (!recovered) { 6886 // If we allow this install to proceed, we will be broken. 6887 // Abort, abort! 6888 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6889 "scanPackageLI"); 6890 } 6891 if (!recovered) { 6892 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6893 + pkg.applicationInfo.uid + "/fs_" 6894 + currentUid; 6895 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6896 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6897 String msg = "Package " + pkg.packageName 6898 + " has mismatched uid: " 6899 + currentUid + " on disk, " 6900 + pkg.applicationInfo.uid + " in settings"; 6901 // writer 6902 synchronized (mPackages) { 6903 mSettings.mReadMessages.append(msg); 6904 mSettings.mReadMessages.append('\n'); 6905 uidError = true; 6906 if (!pkgSetting.uidError) { 6907 reportSettingsProblem(Log.ERROR, msg); 6908 } 6909 } 6910 } 6911 } 6912 pkg.applicationInfo.dataDir = dataPath.getPath(); 6913 if (mShouldRestoreconData) { 6914 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6915 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6916 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6917 } 6918 } else { 6919 if (DEBUG_PACKAGE_SCANNING) { 6920 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6921 Log.v(TAG, "Want this data dir: " + dataPath); 6922 } 6923 //invoke installer to do the actual installation 6924 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6925 pkg.applicationInfo.seinfo); 6926 if (ret < 0) { 6927 // Error from installer 6928 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6929 "Unable to create data dirs [errorCode=" + ret + "]"); 6930 } 6931 6932 if (dataPath.exists()) { 6933 pkg.applicationInfo.dataDir = dataPath.getPath(); 6934 } else { 6935 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6936 pkg.applicationInfo.dataDir = null; 6937 } 6938 } 6939 6940 pkgSetting.uidError = uidError; 6941 } 6942 6943 final String path = scanFile.getPath(); 6944 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6945 6946 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6947 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6948 6949 // Some system apps still use directory structure for native libraries 6950 // in which case we might end up not detecting abi solely based on apk 6951 // structure. Try to detect abi based on directory structure. 6952 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6953 pkg.applicationInfo.primaryCpuAbi == null) { 6954 setBundledAppAbisAndRoots(pkg, pkgSetting); 6955 setNativeLibraryPaths(pkg); 6956 } 6957 6958 } else { 6959 if ((scanFlags & SCAN_MOVE) != 0) { 6960 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6961 // but we already have this packages package info in the PackageSetting. We just 6962 // use that and derive the native library path based on the new codepath. 6963 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6964 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6965 } 6966 6967 // Set native library paths again. For moves, the path will be updated based on the 6968 // ABIs we've determined above. For non-moves, the path will be updated based on the 6969 // ABIs we determined during compilation, but the path will depend on the final 6970 // package path (after the rename away from the stage path). 6971 setNativeLibraryPaths(pkg); 6972 } 6973 6974 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6975 final int[] userIds = sUserManager.getUserIds(); 6976 synchronized (mInstallLock) { 6977 // Make sure all user data directories are ready to roll; we're okay 6978 // if they already exist 6979 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6980 for (int userId : userIds) { 6981 if (userId != 0) { 6982 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6983 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6984 pkg.applicationInfo.seinfo); 6985 } 6986 } 6987 } 6988 6989 // Create a native library symlink only if we have native libraries 6990 // and if the native libraries are 32 bit libraries. We do not provide 6991 // this symlink for 64 bit libraries. 6992 if (pkg.applicationInfo.primaryCpuAbi != null && 6993 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6994 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6995 for (int userId : userIds) { 6996 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6997 nativeLibPath, userId) < 0) { 6998 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6999 "Failed linking native library dir (user=" + userId + ")"); 7000 } 7001 } 7002 } 7003 } 7004 7005 // This is a special case for the "system" package, where the ABI is 7006 // dictated by the zygote configuration (and init.rc). We should keep track 7007 // of this ABI so that we can deal with "normal" applications that run under 7008 // the same UID correctly. 7009 if (mPlatformPackage == pkg) { 7010 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7011 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7012 } 7013 7014 // If there's a mismatch between the abi-override in the package setting 7015 // and the abiOverride specified for the install. Warn about this because we 7016 // would've already compiled the app without taking the package setting into 7017 // account. 7018 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7019 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7020 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7021 " for package: " + pkg.packageName); 7022 } 7023 } 7024 7025 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7026 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7027 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7028 7029 // Copy the derived override back to the parsed package, so that we can 7030 // update the package settings accordingly. 7031 pkg.cpuAbiOverride = cpuAbiOverride; 7032 7033 if (DEBUG_ABI_SELECTION) { 7034 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7035 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7036 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7037 } 7038 7039 // Push the derived path down into PackageSettings so we know what to 7040 // clean up at uninstall time. 7041 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7042 7043 if (DEBUG_ABI_SELECTION) { 7044 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7045 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7046 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7047 } 7048 7049 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7050 // We don't do this here during boot because we can do it all 7051 // at once after scanning all existing packages. 7052 // 7053 // We also do this *before* we perform dexopt on this package, so that 7054 // we can avoid redundant dexopts, and also to make sure we've got the 7055 // code and package path correct. 7056 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7057 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, true /* boot complete */); 7058 } 7059 7060 if ((scanFlags & SCAN_NO_DEX) == 0) { 7061 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7062 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */, 7063 (scanFlags & SCAN_BOOTING) == 0); 7064 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7065 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7066 } 7067 } 7068 if (mFactoryTest && pkg.requestedPermissions.contains( 7069 android.Manifest.permission.FACTORY_TEST)) { 7070 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7071 } 7072 7073 ArrayList<PackageParser.Package> clientLibPkgs = null; 7074 7075 // writer 7076 synchronized (mPackages) { 7077 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7078 // Only system apps can add new shared libraries. 7079 if (pkg.libraryNames != null) { 7080 for (int i=0; i<pkg.libraryNames.size(); i++) { 7081 String name = pkg.libraryNames.get(i); 7082 boolean allowed = false; 7083 if (pkg.isUpdatedSystemApp()) { 7084 // New library entries can only be added through the 7085 // system image. This is important to get rid of a lot 7086 // of nasty edge cases: for example if we allowed a non- 7087 // system update of the app to add a library, then uninstalling 7088 // the update would make the library go away, and assumptions 7089 // we made such as through app install filtering would now 7090 // have allowed apps on the device which aren't compatible 7091 // with it. Better to just have the restriction here, be 7092 // conservative, and create many fewer cases that can negatively 7093 // impact the user experience. 7094 final PackageSetting sysPs = mSettings 7095 .getDisabledSystemPkgLPr(pkg.packageName); 7096 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7097 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7098 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7099 allowed = true; 7100 allowed = true; 7101 break; 7102 } 7103 } 7104 } 7105 } else { 7106 allowed = true; 7107 } 7108 if (allowed) { 7109 if (!mSharedLibraries.containsKey(name)) { 7110 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7111 } else if (!name.equals(pkg.packageName)) { 7112 Slog.w(TAG, "Package " + pkg.packageName + " library " 7113 + name + " already exists; skipping"); 7114 } 7115 } else { 7116 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7117 + name + " that is not declared on system image; skipping"); 7118 } 7119 } 7120 if ((scanFlags&SCAN_BOOTING) == 0) { 7121 // If we are not booting, we need to update any applications 7122 // that are clients of our shared library. If we are booting, 7123 // this will all be done once the scan is complete. 7124 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7125 } 7126 } 7127 } 7128 } 7129 7130 // We also need to dexopt any apps that are dependent on this library. Note that 7131 // if these fail, we should abort the install since installing the library will 7132 // result in some apps being broken. 7133 if (clientLibPkgs != null) { 7134 if ((scanFlags & SCAN_NO_DEX) == 0) { 7135 for (int i = 0; i < clientLibPkgs.size(); i++) { 7136 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7137 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7138 null /* instruction sets */, forceDex, 7139 (scanFlags & SCAN_DEFER_DEX) != 0, false, 7140 (scanFlags & SCAN_BOOTING) == 0); 7141 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7142 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7143 "scanPackageLI failed to dexopt clientLibPkgs"); 7144 } 7145 } 7146 } 7147 } 7148 7149 // Request the ActivityManager to kill the process(only for existing packages) 7150 // so that we do not end up in a confused state while the user is still using the older 7151 // version of the application while the new one gets installed. 7152 if ((scanFlags & SCAN_REPLACING) != 0) { 7153 killApplication(pkg.applicationInfo.packageName, 7154 pkg.applicationInfo.uid, "replace pkg"); 7155 } 7156 7157 // Also need to kill any apps that are dependent on the library. 7158 if (clientLibPkgs != null) { 7159 for (int i=0; i<clientLibPkgs.size(); i++) { 7160 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7161 killApplication(clientPkg.applicationInfo.packageName, 7162 clientPkg.applicationInfo.uid, "update lib"); 7163 } 7164 } 7165 7166 // Make sure we're not adding any bogus keyset info 7167 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7168 ksms.assertScannedPackageValid(pkg); 7169 7170 // writer 7171 synchronized (mPackages) { 7172 // We don't expect installation to fail beyond this point 7173 7174 // Add the new setting to mSettings 7175 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7176 // Add the new setting to mPackages 7177 mPackages.put(pkg.applicationInfo.packageName, pkg); 7178 // Make sure we don't accidentally delete its data. 7179 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7180 while (iter.hasNext()) { 7181 PackageCleanItem item = iter.next(); 7182 if (pkgName.equals(item.packageName)) { 7183 iter.remove(); 7184 } 7185 } 7186 7187 // Take care of first install / last update times. 7188 if (currentTime != 0) { 7189 if (pkgSetting.firstInstallTime == 0) { 7190 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7191 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7192 pkgSetting.lastUpdateTime = currentTime; 7193 } 7194 } else if (pkgSetting.firstInstallTime == 0) { 7195 // We need *something*. Take time time stamp of the file. 7196 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7197 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7198 if (scanFileTime != pkgSetting.timeStamp) { 7199 // A package on the system image has changed; consider this 7200 // to be an update. 7201 pkgSetting.lastUpdateTime = scanFileTime; 7202 } 7203 } 7204 7205 // Add the package's KeySets to the global KeySetManagerService 7206 ksms.addScannedPackageLPw(pkg); 7207 7208 int N = pkg.providers.size(); 7209 StringBuilder r = null; 7210 int i; 7211 for (i=0; i<N; i++) { 7212 PackageParser.Provider p = pkg.providers.get(i); 7213 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7214 p.info.processName, pkg.applicationInfo.uid); 7215 mProviders.addProvider(p); 7216 p.syncable = p.info.isSyncable; 7217 if (p.info.authority != null) { 7218 String names[] = p.info.authority.split(";"); 7219 p.info.authority = null; 7220 for (int j = 0; j < names.length; j++) { 7221 if (j == 1 && p.syncable) { 7222 // We only want the first authority for a provider to possibly be 7223 // syncable, so if we already added this provider using a different 7224 // authority clear the syncable flag. We copy the provider before 7225 // changing it because the mProviders object contains a reference 7226 // to a provider that we don't want to change. 7227 // Only do this for the second authority since the resulting provider 7228 // object can be the same for all future authorities for this provider. 7229 p = new PackageParser.Provider(p); 7230 p.syncable = false; 7231 } 7232 if (!mProvidersByAuthority.containsKey(names[j])) { 7233 mProvidersByAuthority.put(names[j], p); 7234 if (p.info.authority == null) { 7235 p.info.authority = names[j]; 7236 } else { 7237 p.info.authority = p.info.authority + ";" + names[j]; 7238 } 7239 if (DEBUG_PACKAGE_SCANNING) { 7240 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7241 Log.d(TAG, "Registered content provider: " + names[j] 7242 + ", className = " + p.info.name + ", isSyncable = " 7243 + p.info.isSyncable); 7244 } 7245 } else { 7246 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7247 Slog.w(TAG, "Skipping provider name " + names[j] + 7248 " (in package " + pkg.applicationInfo.packageName + 7249 "): name already used by " 7250 + ((other != null && other.getComponentName() != null) 7251 ? other.getComponentName().getPackageName() : "?")); 7252 } 7253 } 7254 } 7255 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7256 if (r == null) { 7257 r = new StringBuilder(256); 7258 } else { 7259 r.append(' '); 7260 } 7261 r.append(p.info.name); 7262 } 7263 } 7264 if (r != null) { 7265 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7266 } 7267 7268 N = pkg.services.size(); 7269 r = null; 7270 for (i=0; i<N; i++) { 7271 PackageParser.Service s = pkg.services.get(i); 7272 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7273 s.info.processName, pkg.applicationInfo.uid); 7274 mServices.addService(s); 7275 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7276 if (r == null) { 7277 r = new StringBuilder(256); 7278 } else { 7279 r.append(' '); 7280 } 7281 r.append(s.info.name); 7282 } 7283 } 7284 if (r != null) { 7285 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7286 } 7287 7288 N = pkg.receivers.size(); 7289 r = null; 7290 for (i=0; i<N; i++) { 7291 PackageParser.Activity a = pkg.receivers.get(i); 7292 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7293 a.info.processName, pkg.applicationInfo.uid); 7294 mReceivers.addActivity(a, "receiver"); 7295 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7296 if (r == null) { 7297 r = new StringBuilder(256); 7298 } else { 7299 r.append(' '); 7300 } 7301 r.append(a.info.name); 7302 } 7303 } 7304 if (r != null) { 7305 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7306 } 7307 7308 N = pkg.activities.size(); 7309 r = null; 7310 for (i=0; i<N; i++) { 7311 PackageParser.Activity a = pkg.activities.get(i); 7312 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7313 a.info.processName, pkg.applicationInfo.uid); 7314 mActivities.addActivity(a, "activity"); 7315 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7316 if (r == null) { 7317 r = new StringBuilder(256); 7318 } else { 7319 r.append(' '); 7320 } 7321 r.append(a.info.name); 7322 } 7323 } 7324 if (r != null) { 7325 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7326 } 7327 7328 N = pkg.permissionGroups.size(); 7329 r = null; 7330 for (i=0; i<N; i++) { 7331 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7332 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7333 if (cur == null) { 7334 mPermissionGroups.put(pg.info.name, pg); 7335 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7336 if (r == null) { 7337 r = new StringBuilder(256); 7338 } else { 7339 r.append(' '); 7340 } 7341 r.append(pg.info.name); 7342 } 7343 } else { 7344 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7345 + pg.info.packageName + " ignored: original from " 7346 + cur.info.packageName); 7347 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7348 if (r == null) { 7349 r = new StringBuilder(256); 7350 } else { 7351 r.append(' '); 7352 } 7353 r.append("DUP:"); 7354 r.append(pg.info.name); 7355 } 7356 } 7357 } 7358 if (r != null) { 7359 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7360 } 7361 7362 N = pkg.permissions.size(); 7363 r = null; 7364 for (i=0; i<N; i++) { 7365 PackageParser.Permission p = pkg.permissions.get(i); 7366 7367 // Assume by default that we did not install this permission into the system. 7368 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7369 7370 // Now that permission groups have a special meaning, we ignore permission 7371 // groups for legacy apps to prevent unexpected behavior. In particular, 7372 // permissions for one app being granted to someone just becuase they happen 7373 // to be in a group defined by another app (before this had no implications). 7374 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7375 p.group = mPermissionGroups.get(p.info.group); 7376 // Warn for a permission in an unknown group. 7377 if (p.info.group != null && p.group == null) { 7378 Slog.w(TAG, "Permission " + p.info.name + " from package " 7379 + p.info.packageName + " in an unknown group " + p.info.group); 7380 } 7381 } 7382 7383 ArrayMap<String, BasePermission> permissionMap = 7384 p.tree ? mSettings.mPermissionTrees 7385 : mSettings.mPermissions; 7386 BasePermission bp = permissionMap.get(p.info.name); 7387 7388 // Allow system apps to redefine non-system permissions 7389 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7390 final boolean currentOwnerIsSystem = (bp.perm != null 7391 && isSystemApp(bp.perm.owner)); 7392 if (isSystemApp(p.owner)) { 7393 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7394 // It's a built-in permission and no owner, take ownership now 7395 bp.packageSetting = pkgSetting; 7396 bp.perm = p; 7397 bp.uid = pkg.applicationInfo.uid; 7398 bp.sourcePackage = p.info.packageName; 7399 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7400 } else if (!currentOwnerIsSystem) { 7401 String msg = "New decl " + p.owner + " of permission " 7402 + p.info.name + " is system; overriding " + bp.sourcePackage; 7403 reportSettingsProblem(Log.WARN, msg); 7404 bp = null; 7405 } 7406 } 7407 } 7408 7409 if (bp == null) { 7410 bp = new BasePermission(p.info.name, p.info.packageName, 7411 BasePermission.TYPE_NORMAL); 7412 permissionMap.put(p.info.name, bp); 7413 } 7414 7415 if (bp.perm == null) { 7416 if (bp.sourcePackage == null 7417 || bp.sourcePackage.equals(p.info.packageName)) { 7418 BasePermission tree = findPermissionTreeLP(p.info.name); 7419 if (tree == null 7420 || tree.sourcePackage.equals(p.info.packageName)) { 7421 bp.packageSetting = pkgSetting; 7422 bp.perm = p; 7423 bp.uid = pkg.applicationInfo.uid; 7424 bp.sourcePackage = p.info.packageName; 7425 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7426 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7427 if (r == null) { 7428 r = new StringBuilder(256); 7429 } else { 7430 r.append(' '); 7431 } 7432 r.append(p.info.name); 7433 } 7434 } else { 7435 Slog.w(TAG, "Permission " + p.info.name + " from package " 7436 + p.info.packageName + " ignored: base tree " 7437 + tree.name + " is from package " 7438 + tree.sourcePackage); 7439 } 7440 } else { 7441 Slog.w(TAG, "Permission " + p.info.name + " from package " 7442 + p.info.packageName + " ignored: original from " 7443 + bp.sourcePackage); 7444 } 7445 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7446 if (r == null) { 7447 r = new StringBuilder(256); 7448 } else { 7449 r.append(' '); 7450 } 7451 r.append("DUP:"); 7452 r.append(p.info.name); 7453 } 7454 if (bp.perm == p) { 7455 bp.protectionLevel = p.info.protectionLevel; 7456 } 7457 } 7458 7459 if (r != null) { 7460 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7461 } 7462 7463 N = pkg.instrumentation.size(); 7464 r = null; 7465 for (i=0; i<N; i++) { 7466 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7467 a.info.packageName = pkg.applicationInfo.packageName; 7468 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7469 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7470 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7471 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7472 a.info.dataDir = pkg.applicationInfo.dataDir; 7473 7474 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7475 // need other information about the application, like the ABI and what not ? 7476 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7477 mInstrumentation.put(a.getComponentName(), a); 7478 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7479 if (r == null) { 7480 r = new StringBuilder(256); 7481 } else { 7482 r.append(' '); 7483 } 7484 r.append(a.info.name); 7485 } 7486 } 7487 if (r != null) { 7488 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7489 } 7490 7491 if (pkg.protectedBroadcasts != null) { 7492 N = pkg.protectedBroadcasts.size(); 7493 for (i=0; i<N; i++) { 7494 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7495 } 7496 } 7497 7498 pkgSetting.setTimeStamp(scanFileTime); 7499 7500 // Create idmap files for pairs of (packages, overlay packages). 7501 // Note: "android", ie framework-res.apk, is handled by native layers. 7502 if (pkg.mOverlayTarget != null) { 7503 // This is an overlay package. 7504 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7505 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7506 mOverlays.put(pkg.mOverlayTarget, 7507 new ArrayMap<String, PackageParser.Package>()); 7508 } 7509 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7510 map.put(pkg.packageName, pkg); 7511 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7512 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7513 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7514 "scanPackageLI failed to createIdmap"); 7515 } 7516 } 7517 } else if (mOverlays.containsKey(pkg.packageName) && 7518 !pkg.packageName.equals("android")) { 7519 // This is a regular package, with one or more known overlay packages. 7520 createIdmapsForPackageLI(pkg); 7521 } 7522 } 7523 7524 return pkg; 7525 } 7526 7527 /** 7528 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7529 * is derived purely on the basis of the contents of {@code scanFile} and 7530 * {@code cpuAbiOverride}. 7531 * 7532 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7533 */ 7534 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7535 String cpuAbiOverride, boolean extractLibs) 7536 throws PackageManagerException { 7537 // TODO: We can probably be smarter about this stuff. For installed apps, 7538 // we can calculate this information at install time once and for all. For 7539 // system apps, we can probably assume that this information doesn't change 7540 // after the first boot scan. As things stand, we do lots of unnecessary work. 7541 7542 // Give ourselves some initial paths; we'll come back for another 7543 // pass once we've determined ABI below. 7544 setNativeLibraryPaths(pkg); 7545 7546 // We would never need to extract libs for forward-locked and external packages, 7547 // since the container service will do it for us. We shouldn't attempt to 7548 // extract libs from system app when it was not updated. 7549 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7550 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7551 extractLibs = false; 7552 } 7553 7554 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7555 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7556 7557 NativeLibraryHelper.Handle handle = null; 7558 try { 7559 handle = NativeLibraryHelper.Handle.create(scanFile); 7560 // TODO(multiArch): This can be null for apps that didn't go through the 7561 // usual installation process. We can calculate it again, like we 7562 // do during install time. 7563 // 7564 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7565 // unnecessary. 7566 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7567 7568 // Null out the abis so that they can be recalculated. 7569 pkg.applicationInfo.primaryCpuAbi = null; 7570 pkg.applicationInfo.secondaryCpuAbi = null; 7571 if (isMultiArch(pkg.applicationInfo)) { 7572 // Warn if we've set an abiOverride for multi-lib packages.. 7573 // By definition, we need to copy both 32 and 64 bit libraries for 7574 // such packages. 7575 if (pkg.cpuAbiOverride != null 7576 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7577 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7578 } 7579 7580 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7581 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7582 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7583 if (extractLibs) { 7584 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7585 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7586 useIsaSpecificSubdirs); 7587 } else { 7588 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7589 } 7590 } 7591 7592 maybeThrowExceptionForMultiArchCopy( 7593 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7594 7595 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7596 if (extractLibs) { 7597 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7598 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7599 useIsaSpecificSubdirs); 7600 } else { 7601 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7602 } 7603 } 7604 7605 maybeThrowExceptionForMultiArchCopy( 7606 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7607 7608 if (abi64 >= 0) { 7609 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7610 } 7611 7612 if (abi32 >= 0) { 7613 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7614 if (abi64 >= 0) { 7615 pkg.applicationInfo.secondaryCpuAbi = abi; 7616 } else { 7617 pkg.applicationInfo.primaryCpuAbi = abi; 7618 } 7619 } 7620 } else { 7621 String[] abiList = (cpuAbiOverride != null) ? 7622 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7623 7624 // Enable gross and lame hacks for apps that are built with old 7625 // SDK tools. We must scan their APKs for renderscript bitcode and 7626 // not launch them if it's present. Don't bother checking on devices 7627 // that don't have 64 bit support. 7628 boolean needsRenderScriptOverride = false; 7629 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7630 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7631 abiList = Build.SUPPORTED_32_BIT_ABIS; 7632 needsRenderScriptOverride = true; 7633 } 7634 7635 final int copyRet; 7636 if (extractLibs) { 7637 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7638 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7639 } else { 7640 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7641 } 7642 7643 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7644 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7645 "Error unpackaging native libs for app, errorCode=" + copyRet); 7646 } 7647 7648 if (copyRet >= 0) { 7649 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7650 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7651 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7652 } else if (needsRenderScriptOverride) { 7653 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7654 } 7655 } 7656 } catch (IOException ioe) { 7657 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7658 } finally { 7659 IoUtils.closeQuietly(handle); 7660 } 7661 7662 // Now that we've calculated the ABIs and determined if it's an internal app, 7663 // we will go ahead and populate the nativeLibraryPath. 7664 setNativeLibraryPaths(pkg); 7665 } 7666 7667 /** 7668 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7669 * i.e, so that all packages can be run inside a single process if required. 7670 * 7671 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7672 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7673 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7674 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7675 * updating a package that belongs to a shared user. 7676 * 7677 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7678 * adds unnecessary complexity. 7679 */ 7680 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7681 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt, 7682 boolean bootComplete) { 7683 String requiredInstructionSet = null; 7684 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7685 requiredInstructionSet = VMRuntime.getInstructionSet( 7686 scannedPackage.applicationInfo.primaryCpuAbi); 7687 } 7688 7689 PackageSetting requirer = null; 7690 for (PackageSetting ps : packagesForUser) { 7691 // If packagesForUser contains scannedPackage, we skip it. This will happen 7692 // when scannedPackage is an update of an existing package. Without this check, 7693 // we will never be able to change the ABI of any package belonging to a shared 7694 // user, even if it's compatible with other packages. 7695 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7696 if (ps.primaryCpuAbiString == null) { 7697 continue; 7698 } 7699 7700 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7701 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7702 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7703 // this but there's not much we can do. 7704 String errorMessage = "Instruction set mismatch, " 7705 + ((requirer == null) ? "[caller]" : requirer) 7706 + " requires " + requiredInstructionSet + " whereas " + ps 7707 + " requires " + instructionSet; 7708 Slog.w(TAG, errorMessage); 7709 } 7710 7711 if (requiredInstructionSet == null) { 7712 requiredInstructionSet = instructionSet; 7713 requirer = ps; 7714 } 7715 } 7716 } 7717 7718 if (requiredInstructionSet != null) { 7719 String adjustedAbi; 7720 if (requirer != null) { 7721 // requirer != null implies that either scannedPackage was null or that scannedPackage 7722 // did not require an ABI, in which case we have to adjust scannedPackage to match 7723 // the ABI of the set (which is the same as requirer's ABI) 7724 adjustedAbi = requirer.primaryCpuAbiString; 7725 if (scannedPackage != null) { 7726 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7727 } 7728 } else { 7729 // requirer == null implies that we're updating all ABIs in the set to 7730 // match scannedPackage. 7731 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7732 } 7733 7734 for (PackageSetting ps : packagesForUser) { 7735 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7736 if (ps.primaryCpuAbiString != null) { 7737 continue; 7738 } 7739 7740 ps.primaryCpuAbiString = adjustedAbi; 7741 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7742 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7743 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7744 7745 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7746 null /* instruction sets */, forceDexOpt, deferDexOpt, true, 7747 bootComplete); 7748 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7749 ps.primaryCpuAbiString = null; 7750 ps.pkg.applicationInfo.primaryCpuAbi = null; 7751 return; 7752 } else { 7753 mInstaller.rmdex(ps.codePathString, 7754 getDexCodeInstructionSet(getPreferredInstructionSet())); 7755 } 7756 } 7757 } 7758 } 7759 } 7760 } 7761 7762 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7763 synchronized (mPackages) { 7764 mResolverReplaced = true; 7765 // Set up information for custom user intent resolution activity. 7766 mResolveActivity.applicationInfo = pkg.applicationInfo; 7767 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7768 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7769 mResolveActivity.processName = pkg.applicationInfo.packageName; 7770 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7771 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7772 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7773 mResolveActivity.theme = 0; 7774 mResolveActivity.exported = true; 7775 mResolveActivity.enabled = true; 7776 mResolveInfo.activityInfo = mResolveActivity; 7777 mResolveInfo.priority = 0; 7778 mResolveInfo.preferredOrder = 0; 7779 mResolveInfo.match = 0; 7780 mResolveComponentName = mCustomResolverComponentName; 7781 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7782 mResolveComponentName); 7783 } 7784 } 7785 7786 private static String calculateBundledApkRoot(final String codePathString) { 7787 final File codePath = new File(codePathString); 7788 final File codeRoot; 7789 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7790 codeRoot = Environment.getRootDirectory(); 7791 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7792 codeRoot = Environment.getOemDirectory(); 7793 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7794 codeRoot = Environment.getVendorDirectory(); 7795 } else { 7796 // Unrecognized code path; take its top real segment as the apk root: 7797 // e.g. /something/app/blah.apk => /something 7798 try { 7799 File f = codePath.getCanonicalFile(); 7800 File parent = f.getParentFile(); // non-null because codePath is a file 7801 File tmp; 7802 while ((tmp = parent.getParentFile()) != null) { 7803 f = parent; 7804 parent = tmp; 7805 } 7806 codeRoot = f; 7807 Slog.w(TAG, "Unrecognized code path " 7808 + codePath + " - using " + codeRoot); 7809 } catch (IOException e) { 7810 // Can't canonicalize the code path -- shenanigans? 7811 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7812 return Environment.getRootDirectory().getPath(); 7813 } 7814 } 7815 return codeRoot.getPath(); 7816 } 7817 7818 /** 7819 * Derive and set the location of native libraries for the given package, 7820 * which varies depending on where and how the package was installed. 7821 */ 7822 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7823 final ApplicationInfo info = pkg.applicationInfo; 7824 final String codePath = pkg.codePath; 7825 final File codeFile = new File(codePath); 7826 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7827 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 7828 7829 info.nativeLibraryRootDir = null; 7830 info.nativeLibraryRootRequiresIsa = false; 7831 info.nativeLibraryDir = null; 7832 info.secondaryNativeLibraryDir = null; 7833 7834 if (isApkFile(codeFile)) { 7835 // Monolithic install 7836 if (bundledApp) { 7837 // If "/system/lib64/apkname" exists, assume that is the per-package 7838 // native library directory to use; otherwise use "/system/lib/apkname". 7839 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7840 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7841 getPrimaryInstructionSet(info)); 7842 7843 // This is a bundled system app so choose the path based on the ABI. 7844 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7845 // is just the default path. 7846 final String apkName = deriveCodePathName(codePath); 7847 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7848 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7849 apkName).getAbsolutePath(); 7850 7851 if (info.secondaryCpuAbi != null) { 7852 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7853 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7854 secondaryLibDir, apkName).getAbsolutePath(); 7855 } 7856 } else if (asecApp) { 7857 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7858 .getAbsolutePath(); 7859 } else { 7860 final String apkName = deriveCodePathName(codePath); 7861 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7862 .getAbsolutePath(); 7863 } 7864 7865 info.nativeLibraryRootRequiresIsa = false; 7866 info.nativeLibraryDir = info.nativeLibraryRootDir; 7867 } else { 7868 // Cluster install 7869 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7870 info.nativeLibraryRootRequiresIsa = true; 7871 7872 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7873 getPrimaryInstructionSet(info)).getAbsolutePath(); 7874 7875 if (info.secondaryCpuAbi != null) { 7876 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7877 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7878 } 7879 } 7880 } 7881 7882 /** 7883 * Calculate the abis and roots for a bundled app. These can uniquely 7884 * be determined from the contents of the system partition, i.e whether 7885 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7886 * of this information, and instead assume that the system was built 7887 * sensibly. 7888 */ 7889 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7890 PackageSetting pkgSetting) { 7891 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7892 7893 // If "/system/lib64/apkname" exists, assume that is the per-package 7894 // native library directory to use; otherwise use "/system/lib/apkname". 7895 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7896 setBundledAppAbi(pkg, apkRoot, apkName); 7897 // pkgSetting might be null during rescan following uninstall of updates 7898 // to a bundled app, so accommodate that possibility. The settings in 7899 // that case will be established later from the parsed package. 7900 // 7901 // If the settings aren't null, sync them up with what we've just derived. 7902 // note that apkRoot isn't stored in the package settings. 7903 if (pkgSetting != null) { 7904 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7905 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7906 } 7907 } 7908 7909 /** 7910 * Deduces the ABI of a bundled app and sets the relevant fields on the 7911 * parsed pkg object. 7912 * 7913 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7914 * under which system libraries are installed. 7915 * @param apkName the name of the installed package. 7916 */ 7917 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7918 final File codeFile = new File(pkg.codePath); 7919 7920 final boolean has64BitLibs; 7921 final boolean has32BitLibs; 7922 if (isApkFile(codeFile)) { 7923 // Monolithic install 7924 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7925 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7926 } else { 7927 // Cluster install 7928 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7929 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7930 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7931 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7932 has64BitLibs = (new File(rootDir, isa)).exists(); 7933 } else { 7934 has64BitLibs = false; 7935 } 7936 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7937 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7938 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7939 has32BitLibs = (new File(rootDir, isa)).exists(); 7940 } else { 7941 has32BitLibs = false; 7942 } 7943 } 7944 7945 if (has64BitLibs && !has32BitLibs) { 7946 // The package has 64 bit libs, but not 32 bit libs. Its primary 7947 // ABI should be 64 bit. We can safely assume here that the bundled 7948 // native libraries correspond to the most preferred ABI in the list. 7949 7950 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7951 pkg.applicationInfo.secondaryCpuAbi = null; 7952 } else if (has32BitLibs && !has64BitLibs) { 7953 // The package has 32 bit libs but not 64 bit libs. Its primary 7954 // ABI should be 32 bit. 7955 7956 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7957 pkg.applicationInfo.secondaryCpuAbi = null; 7958 } else if (has32BitLibs && has64BitLibs) { 7959 // The application has both 64 and 32 bit bundled libraries. We check 7960 // here that the app declares multiArch support, and warn if it doesn't. 7961 // 7962 // We will be lenient here and record both ABIs. The primary will be the 7963 // ABI that's higher on the list, i.e, a device that's configured to prefer 7964 // 64 bit apps will see a 64 bit primary ABI, 7965 7966 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7967 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7968 } 7969 7970 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7971 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7972 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7973 } else { 7974 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7975 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7976 } 7977 } else { 7978 pkg.applicationInfo.primaryCpuAbi = null; 7979 pkg.applicationInfo.secondaryCpuAbi = null; 7980 } 7981 } 7982 7983 private void killApplication(String pkgName, int appId, String reason) { 7984 // Request the ActivityManager to kill the process(only for existing packages) 7985 // so that we do not end up in a confused state while the user is still using the older 7986 // version of the application while the new one gets installed. 7987 IActivityManager am = ActivityManagerNative.getDefault(); 7988 if (am != null) { 7989 try { 7990 am.killApplicationWithAppId(pkgName, appId, reason); 7991 } catch (RemoteException e) { 7992 } 7993 } 7994 } 7995 7996 void removePackageLI(PackageSetting ps, boolean chatty) { 7997 if (DEBUG_INSTALL) { 7998 if (chatty) 7999 Log.d(TAG, "Removing package " + ps.name); 8000 } 8001 8002 // writer 8003 synchronized (mPackages) { 8004 mPackages.remove(ps.name); 8005 final PackageParser.Package pkg = ps.pkg; 8006 if (pkg != null) { 8007 cleanPackageDataStructuresLILPw(pkg, chatty); 8008 } 8009 } 8010 } 8011 8012 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8013 if (DEBUG_INSTALL) { 8014 if (chatty) 8015 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8016 } 8017 8018 // writer 8019 synchronized (mPackages) { 8020 mPackages.remove(pkg.applicationInfo.packageName); 8021 cleanPackageDataStructuresLILPw(pkg, chatty); 8022 } 8023 } 8024 8025 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8026 int N = pkg.providers.size(); 8027 StringBuilder r = null; 8028 int i; 8029 for (i=0; i<N; i++) { 8030 PackageParser.Provider p = pkg.providers.get(i); 8031 mProviders.removeProvider(p); 8032 if (p.info.authority == null) { 8033 8034 /* There was another ContentProvider with this authority when 8035 * this app was installed so this authority is null, 8036 * Ignore it as we don't have to unregister the provider. 8037 */ 8038 continue; 8039 } 8040 String names[] = p.info.authority.split(";"); 8041 for (int j = 0; j < names.length; j++) { 8042 if (mProvidersByAuthority.get(names[j]) == p) { 8043 mProvidersByAuthority.remove(names[j]); 8044 if (DEBUG_REMOVE) { 8045 if (chatty) 8046 Log.d(TAG, "Unregistered content provider: " + names[j] 8047 + ", className = " + p.info.name + ", isSyncable = " 8048 + p.info.isSyncable); 8049 } 8050 } 8051 } 8052 if (DEBUG_REMOVE && chatty) { 8053 if (r == null) { 8054 r = new StringBuilder(256); 8055 } else { 8056 r.append(' '); 8057 } 8058 r.append(p.info.name); 8059 } 8060 } 8061 if (r != null) { 8062 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8063 } 8064 8065 N = pkg.services.size(); 8066 r = null; 8067 for (i=0; i<N; i++) { 8068 PackageParser.Service s = pkg.services.get(i); 8069 mServices.removeService(s); 8070 if (chatty) { 8071 if (r == null) { 8072 r = new StringBuilder(256); 8073 } else { 8074 r.append(' '); 8075 } 8076 r.append(s.info.name); 8077 } 8078 } 8079 if (r != null) { 8080 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8081 } 8082 8083 N = pkg.receivers.size(); 8084 r = null; 8085 for (i=0; i<N; i++) { 8086 PackageParser.Activity a = pkg.receivers.get(i); 8087 mReceivers.removeActivity(a, "receiver"); 8088 if (DEBUG_REMOVE && chatty) { 8089 if (r == null) { 8090 r = new StringBuilder(256); 8091 } else { 8092 r.append(' '); 8093 } 8094 r.append(a.info.name); 8095 } 8096 } 8097 if (r != null) { 8098 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8099 } 8100 8101 N = pkg.activities.size(); 8102 r = null; 8103 for (i=0; i<N; i++) { 8104 PackageParser.Activity a = pkg.activities.get(i); 8105 mActivities.removeActivity(a, "activity"); 8106 if (DEBUG_REMOVE && chatty) { 8107 if (r == null) { 8108 r = new StringBuilder(256); 8109 } else { 8110 r.append(' '); 8111 } 8112 r.append(a.info.name); 8113 } 8114 } 8115 if (r != null) { 8116 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8117 } 8118 8119 N = pkg.permissions.size(); 8120 r = null; 8121 for (i=0; i<N; i++) { 8122 PackageParser.Permission p = pkg.permissions.get(i); 8123 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8124 if (bp == null) { 8125 bp = mSettings.mPermissionTrees.get(p.info.name); 8126 } 8127 if (bp != null && bp.perm == p) { 8128 bp.perm = null; 8129 if (DEBUG_REMOVE && chatty) { 8130 if (r == null) { 8131 r = new StringBuilder(256); 8132 } else { 8133 r.append(' '); 8134 } 8135 r.append(p.info.name); 8136 } 8137 } 8138 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8139 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8140 if (appOpPerms != null) { 8141 appOpPerms.remove(pkg.packageName); 8142 } 8143 } 8144 } 8145 if (r != null) { 8146 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8147 } 8148 8149 N = pkg.requestedPermissions.size(); 8150 r = null; 8151 for (i=0; i<N; i++) { 8152 String perm = pkg.requestedPermissions.get(i); 8153 BasePermission bp = mSettings.mPermissions.get(perm); 8154 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8155 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8156 if (appOpPerms != null) { 8157 appOpPerms.remove(pkg.packageName); 8158 if (appOpPerms.isEmpty()) { 8159 mAppOpPermissionPackages.remove(perm); 8160 } 8161 } 8162 } 8163 } 8164 if (r != null) { 8165 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8166 } 8167 8168 N = pkg.instrumentation.size(); 8169 r = null; 8170 for (i=0; i<N; i++) { 8171 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8172 mInstrumentation.remove(a.getComponentName()); 8173 if (DEBUG_REMOVE && chatty) { 8174 if (r == null) { 8175 r = new StringBuilder(256); 8176 } else { 8177 r.append(' '); 8178 } 8179 r.append(a.info.name); 8180 } 8181 } 8182 if (r != null) { 8183 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8184 } 8185 8186 r = null; 8187 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8188 // Only system apps can hold shared libraries. 8189 if (pkg.libraryNames != null) { 8190 for (i=0; i<pkg.libraryNames.size(); i++) { 8191 String name = pkg.libraryNames.get(i); 8192 SharedLibraryEntry cur = mSharedLibraries.get(name); 8193 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8194 mSharedLibraries.remove(name); 8195 if (DEBUG_REMOVE && chatty) { 8196 if (r == null) { 8197 r = new StringBuilder(256); 8198 } else { 8199 r.append(' '); 8200 } 8201 r.append(name); 8202 } 8203 } 8204 } 8205 } 8206 } 8207 if (r != null) { 8208 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8209 } 8210 } 8211 8212 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8213 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8214 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8215 return true; 8216 } 8217 } 8218 return false; 8219 } 8220 8221 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8222 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8223 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8224 8225 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8226 int flags) { 8227 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8228 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8229 } 8230 8231 private void updatePermissionsLPw(String changingPkg, 8232 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8233 // Make sure there are no dangling permission trees. 8234 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8235 while (it.hasNext()) { 8236 final BasePermission bp = it.next(); 8237 if (bp.packageSetting == null) { 8238 // We may not yet have parsed the package, so just see if 8239 // we still know about its settings. 8240 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8241 } 8242 if (bp.packageSetting == null) { 8243 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8244 + " from package " + bp.sourcePackage); 8245 it.remove(); 8246 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8247 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8248 Slog.i(TAG, "Removing old permission tree: " + bp.name 8249 + " from package " + bp.sourcePackage); 8250 flags |= UPDATE_PERMISSIONS_ALL; 8251 it.remove(); 8252 } 8253 } 8254 } 8255 8256 // Make sure all dynamic permissions have been assigned to a package, 8257 // and make sure there are no dangling permissions. 8258 it = mSettings.mPermissions.values().iterator(); 8259 while (it.hasNext()) { 8260 final BasePermission bp = it.next(); 8261 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8262 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8263 + bp.name + " pkg=" + bp.sourcePackage 8264 + " info=" + bp.pendingInfo); 8265 if (bp.packageSetting == null && bp.pendingInfo != null) { 8266 final BasePermission tree = findPermissionTreeLP(bp.name); 8267 if (tree != null && tree.perm != null) { 8268 bp.packageSetting = tree.packageSetting; 8269 bp.perm = new PackageParser.Permission(tree.perm.owner, 8270 new PermissionInfo(bp.pendingInfo)); 8271 bp.perm.info.packageName = tree.perm.info.packageName; 8272 bp.perm.info.name = bp.name; 8273 bp.uid = tree.uid; 8274 } 8275 } 8276 } 8277 if (bp.packageSetting == null) { 8278 // We may not yet have parsed the package, so just see if 8279 // we still know about its settings. 8280 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8281 } 8282 if (bp.packageSetting == null) { 8283 Slog.w(TAG, "Removing dangling permission: " + bp.name 8284 + " from package " + bp.sourcePackage); 8285 it.remove(); 8286 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8287 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8288 Slog.i(TAG, "Removing old permission: " + bp.name 8289 + " from package " + bp.sourcePackage); 8290 flags |= UPDATE_PERMISSIONS_ALL; 8291 it.remove(); 8292 } 8293 } 8294 } 8295 8296 // Now update the permissions for all packages, in particular 8297 // replace the granted permissions of the system packages. 8298 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8299 for (PackageParser.Package pkg : mPackages.values()) { 8300 if (pkg != pkgInfo) { 8301 // Only replace for packages on requested volume 8302 final String volumeUuid = getVolumeUuidForPackage(pkg); 8303 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8304 && Objects.equals(replaceVolumeUuid, volumeUuid); 8305 grantPermissionsLPw(pkg, replace, changingPkg); 8306 } 8307 } 8308 } 8309 8310 if (pkgInfo != null) { 8311 // Only replace for packages on requested volume 8312 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8313 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8314 && Objects.equals(replaceVolumeUuid, volumeUuid); 8315 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8316 } 8317 } 8318 8319 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8320 String packageOfInterest) { 8321 // IMPORTANT: There are two types of permissions: install and runtime. 8322 // Install time permissions are granted when the app is installed to 8323 // all device users and users added in the future. Runtime permissions 8324 // are granted at runtime explicitly to specific users. Normal and signature 8325 // protected permissions are install time permissions. Dangerous permissions 8326 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8327 // otherwise they are runtime permissions. This function does not manage 8328 // runtime permissions except for the case an app targeting Lollipop MR1 8329 // being upgraded to target a newer SDK, in which case dangerous permissions 8330 // are transformed from install time to runtime ones. 8331 8332 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8333 if (ps == null) { 8334 return; 8335 } 8336 8337 PermissionsState permissionsState = ps.getPermissionsState(); 8338 PermissionsState origPermissions = permissionsState; 8339 8340 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8341 8342 boolean runtimePermissionsRevoked = false; 8343 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8344 8345 boolean changedInstallPermission = false; 8346 8347 if (replace) { 8348 ps.installPermissionsFixed = false; 8349 if (!ps.isSharedUser()) { 8350 origPermissions = new PermissionsState(permissionsState); 8351 permissionsState.reset(); 8352 } else { 8353 // We need to know only about runtime permission changes since the 8354 // calling code always writes the install permissions state but 8355 // the runtime ones are written only if changed. The only cases of 8356 // changed runtime permissions here are promotion of an install to 8357 // runtime and revocation of a runtime from a shared user. 8358 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8359 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8360 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8361 runtimePermissionsRevoked = true; 8362 } 8363 } 8364 } 8365 8366 permissionsState.setGlobalGids(mGlobalGids); 8367 8368 final int N = pkg.requestedPermissions.size(); 8369 for (int i=0; i<N; i++) { 8370 final String name = pkg.requestedPermissions.get(i); 8371 final BasePermission bp = mSettings.mPermissions.get(name); 8372 8373 if (DEBUG_INSTALL) { 8374 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8375 } 8376 8377 if (bp == null || bp.packageSetting == null) { 8378 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8379 Slog.w(TAG, "Unknown permission " + name 8380 + " in package " + pkg.packageName); 8381 } 8382 continue; 8383 } 8384 8385 final String perm = bp.name; 8386 boolean allowedSig = false; 8387 int grant = GRANT_DENIED; 8388 8389 // Keep track of app op permissions. 8390 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8391 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8392 if (pkgs == null) { 8393 pkgs = new ArraySet<>(); 8394 mAppOpPermissionPackages.put(bp.name, pkgs); 8395 } 8396 pkgs.add(pkg.packageName); 8397 } 8398 8399 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8400 switch (level) { 8401 case PermissionInfo.PROTECTION_NORMAL: { 8402 // For all apps normal permissions are install time ones. 8403 grant = GRANT_INSTALL; 8404 } break; 8405 8406 case PermissionInfo.PROTECTION_DANGEROUS: { 8407 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8408 // For legacy apps dangerous permissions are install time ones. 8409 grant = GRANT_INSTALL_LEGACY; 8410 } else if (origPermissions.hasInstallPermission(bp.name)) { 8411 // For legacy apps that became modern, install becomes runtime. 8412 grant = GRANT_UPGRADE; 8413 } else if (mPromoteSystemApps 8414 && isSystemApp(ps) 8415 && mExistingSystemPackages.contains(ps.name)) { 8416 // For legacy system apps, install becomes runtime. 8417 // We cannot check hasInstallPermission() for system apps since those 8418 // permissions were granted implicitly and not persisted pre-M. 8419 grant = GRANT_UPGRADE; 8420 } else { 8421 // For modern apps keep runtime permissions unchanged. 8422 grant = GRANT_RUNTIME; 8423 } 8424 } break; 8425 8426 case PermissionInfo.PROTECTION_SIGNATURE: { 8427 // For all apps signature permissions are install time ones. 8428 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8429 if (allowedSig) { 8430 grant = GRANT_INSTALL; 8431 } 8432 } break; 8433 } 8434 8435 if (DEBUG_INSTALL) { 8436 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8437 } 8438 8439 if (grant != GRANT_DENIED) { 8440 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8441 // If this is an existing, non-system package, then 8442 // we can't add any new permissions to it. 8443 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8444 // Except... if this is a permission that was added 8445 // to the platform (note: need to only do this when 8446 // updating the platform). 8447 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8448 grant = GRANT_DENIED; 8449 } 8450 } 8451 } 8452 8453 switch (grant) { 8454 case GRANT_INSTALL: { 8455 // Revoke this as runtime permission to handle the case of 8456 // a runtime permission being downgraded to an install one. 8457 for (int userId : UserManagerService.getInstance().getUserIds()) { 8458 if (origPermissions.getRuntimePermissionState( 8459 bp.name, userId) != null) { 8460 // Revoke the runtime permission and clear the flags. 8461 origPermissions.revokeRuntimePermission(bp, userId); 8462 origPermissions.updatePermissionFlags(bp, userId, 8463 PackageManager.MASK_PERMISSION_FLAGS, 0); 8464 // If we revoked a permission permission, we have to write. 8465 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8466 changedRuntimePermissionUserIds, userId); 8467 } 8468 } 8469 // Grant an install permission. 8470 if (permissionsState.grantInstallPermission(bp) != 8471 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8472 changedInstallPermission = true; 8473 } 8474 } break; 8475 8476 case GRANT_INSTALL_LEGACY: { 8477 // Grant an install permission. 8478 if (permissionsState.grantInstallPermission(bp) != 8479 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8480 changedInstallPermission = true; 8481 } 8482 } break; 8483 8484 case GRANT_RUNTIME: { 8485 // Grant previously granted runtime permissions. 8486 for (int userId : UserManagerService.getInstance().getUserIds()) { 8487 PermissionState permissionState = origPermissions 8488 .getRuntimePermissionState(bp.name, userId); 8489 final int flags = permissionState != null 8490 ? permissionState.getFlags() : 0; 8491 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8492 if (permissionsState.grantRuntimePermission(bp, userId) == 8493 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8494 // If we cannot put the permission as it was, we have to write. 8495 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8496 changedRuntimePermissionUserIds, userId); 8497 } 8498 } 8499 // Propagate the permission flags. 8500 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8501 } 8502 } break; 8503 8504 case GRANT_UPGRADE: { 8505 // Grant runtime permissions for a previously held install permission. 8506 PermissionState permissionState = origPermissions 8507 .getInstallPermissionState(bp.name); 8508 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8509 8510 if (origPermissions.revokeInstallPermission(bp) 8511 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8512 // We will be transferring the permission flags, so clear them. 8513 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8514 PackageManager.MASK_PERMISSION_FLAGS, 0); 8515 changedInstallPermission = true; 8516 } 8517 8518 // If the permission is not to be promoted to runtime we ignore it and 8519 // also its other flags as they are not applicable to install permissions. 8520 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8521 for (int userId : currentUserIds) { 8522 if (permissionsState.grantRuntimePermission(bp, userId) != 8523 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8524 // Transfer the permission flags. 8525 permissionsState.updatePermissionFlags(bp, userId, 8526 flags, flags); 8527 // If we granted the permission, we have to write. 8528 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8529 changedRuntimePermissionUserIds, userId); 8530 } 8531 } 8532 } 8533 } break; 8534 8535 default: { 8536 if (packageOfInterest == null 8537 || packageOfInterest.equals(pkg.packageName)) { 8538 Slog.w(TAG, "Not granting permission " + perm 8539 + " to package " + pkg.packageName 8540 + " because it was previously installed without"); 8541 } 8542 } break; 8543 } 8544 } else { 8545 if (permissionsState.revokeInstallPermission(bp) != 8546 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8547 // Also drop the permission flags. 8548 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8549 PackageManager.MASK_PERMISSION_FLAGS, 0); 8550 changedInstallPermission = true; 8551 Slog.i(TAG, "Un-granting permission " + perm 8552 + " from package " + pkg.packageName 8553 + " (protectionLevel=" + bp.protectionLevel 8554 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8555 + ")"); 8556 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8557 // Don't print warning for app op permissions, since it is fine for them 8558 // not to be granted, there is a UI for the user to decide. 8559 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8560 Slog.w(TAG, "Not granting permission " + perm 8561 + " to package " + pkg.packageName 8562 + " (protectionLevel=" + bp.protectionLevel 8563 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8564 + ")"); 8565 } 8566 } 8567 } 8568 } 8569 8570 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8571 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8572 // This is the first that we have heard about this package, so the 8573 // permissions we have now selected are fixed until explicitly 8574 // changed. 8575 ps.installPermissionsFixed = true; 8576 } 8577 8578 // Persist the runtime permissions state for users with changes. If permissions 8579 // were revoked because no app in the shared user declares them we have to 8580 // write synchronously to avoid losing runtime permissions state. 8581 for (int userId : changedRuntimePermissionUserIds) { 8582 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8583 } 8584 } 8585 8586 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8587 boolean allowed = false; 8588 final int NP = PackageParser.NEW_PERMISSIONS.length; 8589 for (int ip=0; ip<NP; ip++) { 8590 final PackageParser.NewPermissionInfo npi 8591 = PackageParser.NEW_PERMISSIONS[ip]; 8592 if (npi.name.equals(perm) 8593 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8594 allowed = true; 8595 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8596 + pkg.packageName); 8597 break; 8598 } 8599 } 8600 return allowed; 8601 } 8602 8603 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8604 BasePermission bp, PermissionsState origPermissions) { 8605 boolean allowed; 8606 allowed = (compareSignatures( 8607 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8608 == PackageManager.SIGNATURE_MATCH) 8609 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8610 == PackageManager.SIGNATURE_MATCH); 8611 if (!allowed && (bp.protectionLevel 8612 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8613 if (isSystemApp(pkg)) { 8614 // For updated system applications, a system permission 8615 // is granted only if it had been defined by the original application. 8616 if (pkg.isUpdatedSystemApp()) { 8617 final PackageSetting sysPs = mSettings 8618 .getDisabledSystemPkgLPr(pkg.packageName); 8619 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8620 // If the original was granted this permission, we take 8621 // that grant decision as read and propagate it to the 8622 // update. 8623 if (sysPs.isPrivileged()) { 8624 allowed = true; 8625 } 8626 } else { 8627 // The system apk may have been updated with an older 8628 // version of the one on the data partition, but which 8629 // granted a new system permission that it didn't have 8630 // before. In this case we do want to allow the app to 8631 // now get the new permission if the ancestral apk is 8632 // privileged to get it. 8633 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8634 for (int j=0; 8635 j<sysPs.pkg.requestedPermissions.size(); j++) { 8636 if (perm.equals( 8637 sysPs.pkg.requestedPermissions.get(j))) { 8638 allowed = true; 8639 break; 8640 } 8641 } 8642 } 8643 } 8644 } else { 8645 allowed = isPrivilegedApp(pkg); 8646 } 8647 } 8648 } 8649 if (!allowed) { 8650 if (!allowed && (bp.protectionLevel 8651 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8652 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8653 // If this was a previously normal/dangerous permission that got moved 8654 // to a system permission as part of the runtime permission redesign, then 8655 // we still want to blindly grant it to old apps. 8656 allowed = true; 8657 } 8658 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8659 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8660 // If this permission is to be granted to the system installer and 8661 // this app is an installer, then it gets the permission. 8662 allowed = true; 8663 } 8664 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8665 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8666 // If this permission is to be granted to the system verifier and 8667 // this app is a verifier, then it gets the permission. 8668 allowed = true; 8669 } 8670 if (!allowed && (bp.protectionLevel 8671 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8672 && isSystemApp(pkg)) { 8673 // Any pre-installed system app is allowed to get this permission. 8674 allowed = true; 8675 } 8676 if (!allowed && (bp.protectionLevel 8677 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8678 // For development permissions, a development permission 8679 // is granted only if it was already granted. 8680 allowed = origPermissions.hasInstallPermission(perm); 8681 } 8682 } 8683 return allowed; 8684 } 8685 8686 final class ActivityIntentResolver 8687 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8688 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8689 boolean defaultOnly, int userId) { 8690 if (!sUserManager.exists(userId)) return null; 8691 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8692 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8693 } 8694 8695 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8696 int userId) { 8697 if (!sUserManager.exists(userId)) return null; 8698 mFlags = flags; 8699 return super.queryIntent(intent, resolvedType, 8700 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8701 } 8702 8703 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8704 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8705 if (!sUserManager.exists(userId)) return null; 8706 if (packageActivities == null) { 8707 return null; 8708 } 8709 mFlags = flags; 8710 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8711 final int N = packageActivities.size(); 8712 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8713 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8714 8715 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8716 for (int i = 0; i < N; ++i) { 8717 intentFilters = packageActivities.get(i).intents; 8718 if (intentFilters != null && intentFilters.size() > 0) { 8719 PackageParser.ActivityIntentInfo[] array = 8720 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8721 intentFilters.toArray(array); 8722 listCut.add(array); 8723 } 8724 } 8725 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8726 } 8727 8728 public final void addActivity(PackageParser.Activity a, String type) { 8729 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8730 mActivities.put(a.getComponentName(), a); 8731 if (DEBUG_SHOW_INFO) 8732 Log.v( 8733 TAG, " " + type + " " + 8734 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8735 if (DEBUG_SHOW_INFO) 8736 Log.v(TAG, " Class=" + a.info.name); 8737 final int NI = a.intents.size(); 8738 for (int j=0; j<NI; j++) { 8739 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8740 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8741 intent.setPriority(0); 8742 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8743 + a.className + " with priority > 0, forcing to 0"); 8744 } 8745 if (DEBUG_SHOW_INFO) { 8746 Log.v(TAG, " IntentFilter:"); 8747 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8748 } 8749 if (!intent.debugCheck()) { 8750 Log.w(TAG, "==> For Activity " + a.info.name); 8751 } 8752 addFilter(intent); 8753 } 8754 } 8755 8756 public final void removeActivity(PackageParser.Activity a, String type) { 8757 mActivities.remove(a.getComponentName()); 8758 if (DEBUG_SHOW_INFO) { 8759 Log.v(TAG, " " + type + " " 8760 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8761 : a.info.name) + ":"); 8762 Log.v(TAG, " Class=" + a.info.name); 8763 } 8764 final int NI = a.intents.size(); 8765 for (int j=0; j<NI; j++) { 8766 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8767 if (DEBUG_SHOW_INFO) { 8768 Log.v(TAG, " IntentFilter:"); 8769 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8770 } 8771 removeFilter(intent); 8772 } 8773 } 8774 8775 @Override 8776 protected boolean allowFilterResult( 8777 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8778 ActivityInfo filterAi = filter.activity.info; 8779 for (int i=dest.size()-1; i>=0; i--) { 8780 ActivityInfo destAi = dest.get(i).activityInfo; 8781 if (destAi.name == filterAi.name 8782 && destAi.packageName == filterAi.packageName) { 8783 return false; 8784 } 8785 } 8786 return true; 8787 } 8788 8789 @Override 8790 protected ActivityIntentInfo[] newArray(int size) { 8791 return new ActivityIntentInfo[size]; 8792 } 8793 8794 @Override 8795 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8796 if (!sUserManager.exists(userId)) return true; 8797 PackageParser.Package p = filter.activity.owner; 8798 if (p != null) { 8799 PackageSetting ps = (PackageSetting)p.mExtras; 8800 if (ps != null) { 8801 // System apps are never considered stopped for purposes of 8802 // filtering, because there may be no way for the user to 8803 // actually re-launch them. 8804 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8805 && ps.getStopped(userId); 8806 } 8807 } 8808 return false; 8809 } 8810 8811 @Override 8812 protected boolean isPackageForFilter(String packageName, 8813 PackageParser.ActivityIntentInfo info) { 8814 return packageName.equals(info.activity.owner.packageName); 8815 } 8816 8817 @Override 8818 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8819 int match, int userId) { 8820 if (!sUserManager.exists(userId)) return null; 8821 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8822 return null; 8823 } 8824 final PackageParser.Activity activity = info.activity; 8825 if (mSafeMode && (activity.info.applicationInfo.flags 8826 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8827 return null; 8828 } 8829 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8830 if (ps == null) { 8831 return null; 8832 } 8833 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8834 ps.readUserState(userId), userId); 8835 if (ai == null) { 8836 return null; 8837 } 8838 final ResolveInfo res = new ResolveInfo(); 8839 res.activityInfo = ai; 8840 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8841 res.filter = info; 8842 } 8843 if (info != null) { 8844 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8845 } 8846 res.priority = info.getPriority(); 8847 res.preferredOrder = activity.owner.mPreferredOrder; 8848 //System.out.println("Result: " + res.activityInfo.className + 8849 // " = " + res.priority); 8850 res.match = match; 8851 res.isDefault = info.hasDefault; 8852 res.labelRes = info.labelRes; 8853 res.nonLocalizedLabel = info.nonLocalizedLabel; 8854 if (userNeedsBadging(userId)) { 8855 res.noResourceId = true; 8856 } else { 8857 res.icon = info.icon; 8858 } 8859 res.iconResourceId = info.icon; 8860 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8861 return res; 8862 } 8863 8864 @Override 8865 protected void sortResults(List<ResolveInfo> results) { 8866 Collections.sort(results, mResolvePrioritySorter); 8867 } 8868 8869 @Override 8870 protected void dumpFilter(PrintWriter out, String prefix, 8871 PackageParser.ActivityIntentInfo filter) { 8872 out.print(prefix); out.print( 8873 Integer.toHexString(System.identityHashCode(filter.activity))); 8874 out.print(' '); 8875 filter.activity.printComponentShortName(out); 8876 out.print(" filter "); 8877 out.println(Integer.toHexString(System.identityHashCode(filter))); 8878 } 8879 8880 @Override 8881 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8882 return filter.activity; 8883 } 8884 8885 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8886 PackageParser.Activity activity = (PackageParser.Activity)label; 8887 out.print(prefix); out.print( 8888 Integer.toHexString(System.identityHashCode(activity))); 8889 out.print(' '); 8890 activity.printComponentShortName(out); 8891 if (count > 1) { 8892 out.print(" ("); out.print(count); out.print(" filters)"); 8893 } 8894 out.println(); 8895 } 8896 8897// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8898// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8899// final List<ResolveInfo> retList = Lists.newArrayList(); 8900// while (i.hasNext()) { 8901// final ResolveInfo resolveInfo = i.next(); 8902// if (isEnabledLP(resolveInfo.activityInfo)) { 8903// retList.add(resolveInfo); 8904// } 8905// } 8906// return retList; 8907// } 8908 8909 // Keys are String (activity class name), values are Activity. 8910 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8911 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8912 private int mFlags; 8913 } 8914 8915 private final class ServiceIntentResolver 8916 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8917 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8918 boolean defaultOnly, int userId) { 8919 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8920 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8921 } 8922 8923 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8924 int userId) { 8925 if (!sUserManager.exists(userId)) return null; 8926 mFlags = flags; 8927 return super.queryIntent(intent, resolvedType, 8928 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8929 } 8930 8931 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8932 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8933 if (!sUserManager.exists(userId)) return null; 8934 if (packageServices == null) { 8935 return null; 8936 } 8937 mFlags = flags; 8938 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8939 final int N = packageServices.size(); 8940 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8941 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8942 8943 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8944 for (int i = 0; i < N; ++i) { 8945 intentFilters = packageServices.get(i).intents; 8946 if (intentFilters != null && intentFilters.size() > 0) { 8947 PackageParser.ServiceIntentInfo[] array = 8948 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8949 intentFilters.toArray(array); 8950 listCut.add(array); 8951 } 8952 } 8953 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8954 } 8955 8956 public final void addService(PackageParser.Service s) { 8957 mServices.put(s.getComponentName(), s); 8958 if (DEBUG_SHOW_INFO) { 8959 Log.v(TAG, " " 8960 + (s.info.nonLocalizedLabel != null 8961 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8962 Log.v(TAG, " Class=" + s.info.name); 8963 } 8964 final int NI = s.intents.size(); 8965 int j; 8966 for (j=0; j<NI; j++) { 8967 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8968 if (DEBUG_SHOW_INFO) { 8969 Log.v(TAG, " IntentFilter:"); 8970 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8971 } 8972 if (!intent.debugCheck()) { 8973 Log.w(TAG, "==> For Service " + s.info.name); 8974 } 8975 addFilter(intent); 8976 } 8977 } 8978 8979 public final void removeService(PackageParser.Service s) { 8980 mServices.remove(s.getComponentName()); 8981 if (DEBUG_SHOW_INFO) { 8982 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8983 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8984 Log.v(TAG, " Class=" + s.info.name); 8985 } 8986 final int NI = s.intents.size(); 8987 int j; 8988 for (j=0; j<NI; j++) { 8989 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8990 if (DEBUG_SHOW_INFO) { 8991 Log.v(TAG, " IntentFilter:"); 8992 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8993 } 8994 removeFilter(intent); 8995 } 8996 } 8997 8998 @Override 8999 protected boolean allowFilterResult( 9000 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9001 ServiceInfo filterSi = filter.service.info; 9002 for (int i=dest.size()-1; i>=0; i--) { 9003 ServiceInfo destAi = dest.get(i).serviceInfo; 9004 if (destAi.name == filterSi.name 9005 && destAi.packageName == filterSi.packageName) { 9006 return false; 9007 } 9008 } 9009 return true; 9010 } 9011 9012 @Override 9013 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9014 return new PackageParser.ServiceIntentInfo[size]; 9015 } 9016 9017 @Override 9018 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9019 if (!sUserManager.exists(userId)) return true; 9020 PackageParser.Package p = filter.service.owner; 9021 if (p != null) { 9022 PackageSetting ps = (PackageSetting)p.mExtras; 9023 if (ps != null) { 9024 // System apps are never considered stopped for purposes of 9025 // filtering, because there may be no way for the user to 9026 // actually re-launch them. 9027 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9028 && ps.getStopped(userId); 9029 } 9030 } 9031 return false; 9032 } 9033 9034 @Override 9035 protected boolean isPackageForFilter(String packageName, 9036 PackageParser.ServiceIntentInfo info) { 9037 return packageName.equals(info.service.owner.packageName); 9038 } 9039 9040 @Override 9041 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9042 int match, int userId) { 9043 if (!sUserManager.exists(userId)) return null; 9044 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9045 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9046 return null; 9047 } 9048 final PackageParser.Service service = info.service; 9049 if (mSafeMode && (service.info.applicationInfo.flags 9050 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9051 return null; 9052 } 9053 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9054 if (ps == null) { 9055 return null; 9056 } 9057 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9058 ps.readUserState(userId), userId); 9059 if (si == null) { 9060 return null; 9061 } 9062 final ResolveInfo res = new ResolveInfo(); 9063 res.serviceInfo = si; 9064 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9065 res.filter = filter; 9066 } 9067 res.priority = info.getPriority(); 9068 res.preferredOrder = service.owner.mPreferredOrder; 9069 res.match = match; 9070 res.isDefault = info.hasDefault; 9071 res.labelRes = info.labelRes; 9072 res.nonLocalizedLabel = info.nonLocalizedLabel; 9073 res.icon = info.icon; 9074 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9075 return res; 9076 } 9077 9078 @Override 9079 protected void sortResults(List<ResolveInfo> results) { 9080 Collections.sort(results, mResolvePrioritySorter); 9081 } 9082 9083 @Override 9084 protected void dumpFilter(PrintWriter out, String prefix, 9085 PackageParser.ServiceIntentInfo filter) { 9086 out.print(prefix); out.print( 9087 Integer.toHexString(System.identityHashCode(filter.service))); 9088 out.print(' '); 9089 filter.service.printComponentShortName(out); 9090 out.print(" filter "); 9091 out.println(Integer.toHexString(System.identityHashCode(filter))); 9092 } 9093 9094 @Override 9095 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9096 return filter.service; 9097 } 9098 9099 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9100 PackageParser.Service service = (PackageParser.Service)label; 9101 out.print(prefix); out.print( 9102 Integer.toHexString(System.identityHashCode(service))); 9103 out.print(' '); 9104 service.printComponentShortName(out); 9105 if (count > 1) { 9106 out.print(" ("); out.print(count); out.print(" filters)"); 9107 } 9108 out.println(); 9109 } 9110 9111// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9112// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9113// final List<ResolveInfo> retList = Lists.newArrayList(); 9114// while (i.hasNext()) { 9115// final ResolveInfo resolveInfo = (ResolveInfo) i; 9116// if (isEnabledLP(resolveInfo.serviceInfo)) { 9117// retList.add(resolveInfo); 9118// } 9119// } 9120// return retList; 9121// } 9122 9123 // Keys are String (activity class name), values are Activity. 9124 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9125 = new ArrayMap<ComponentName, PackageParser.Service>(); 9126 private int mFlags; 9127 }; 9128 9129 private final class ProviderIntentResolver 9130 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9131 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9132 boolean defaultOnly, int userId) { 9133 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9134 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9135 } 9136 9137 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9138 int userId) { 9139 if (!sUserManager.exists(userId)) 9140 return null; 9141 mFlags = flags; 9142 return super.queryIntent(intent, resolvedType, 9143 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9144 } 9145 9146 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9147 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9148 if (!sUserManager.exists(userId)) 9149 return null; 9150 if (packageProviders == null) { 9151 return null; 9152 } 9153 mFlags = flags; 9154 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9155 final int N = packageProviders.size(); 9156 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9157 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9158 9159 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9160 for (int i = 0; i < N; ++i) { 9161 intentFilters = packageProviders.get(i).intents; 9162 if (intentFilters != null && intentFilters.size() > 0) { 9163 PackageParser.ProviderIntentInfo[] array = 9164 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9165 intentFilters.toArray(array); 9166 listCut.add(array); 9167 } 9168 } 9169 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9170 } 9171 9172 public final void addProvider(PackageParser.Provider p) { 9173 if (mProviders.containsKey(p.getComponentName())) { 9174 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9175 return; 9176 } 9177 9178 mProviders.put(p.getComponentName(), p); 9179 if (DEBUG_SHOW_INFO) { 9180 Log.v(TAG, " " 9181 + (p.info.nonLocalizedLabel != null 9182 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9183 Log.v(TAG, " Class=" + p.info.name); 9184 } 9185 final int NI = p.intents.size(); 9186 int j; 9187 for (j = 0; j < NI; j++) { 9188 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9189 if (DEBUG_SHOW_INFO) { 9190 Log.v(TAG, " IntentFilter:"); 9191 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9192 } 9193 if (!intent.debugCheck()) { 9194 Log.w(TAG, "==> For Provider " + p.info.name); 9195 } 9196 addFilter(intent); 9197 } 9198 } 9199 9200 public final void removeProvider(PackageParser.Provider p) { 9201 mProviders.remove(p.getComponentName()); 9202 if (DEBUG_SHOW_INFO) { 9203 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9204 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9205 Log.v(TAG, " Class=" + p.info.name); 9206 } 9207 final int NI = p.intents.size(); 9208 int j; 9209 for (j = 0; j < NI; j++) { 9210 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9211 if (DEBUG_SHOW_INFO) { 9212 Log.v(TAG, " IntentFilter:"); 9213 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9214 } 9215 removeFilter(intent); 9216 } 9217 } 9218 9219 @Override 9220 protected boolean allowFilterResult( 9221 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9222 ProviderInfo filterPi = filter.provider.info; 9223 for (int i = dest.size() - 1; i >= 0; i--) { 9224 ProviderInfo destPi = dest.get(i).providerInfo; 9225 if (destPi.name == filterPi.name 9226 && destPi.packageName == filterPi.packageName) { 9227 return false; 9228 } 9229 } 9230 return true; 9231 } 9232 9233 @Override 9234 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9235 return new PackageParser.ProviderIntentInfo[size]; 9236 } 9237 9238 @Override 9239 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9240 if (!sUserManager.exists(userId)) 9241 return true; 9242 PackageParser.Package p = filter.provider.owner; 9243 if (p != null) { 9244 PackageSetting ps = (PackageSetting) p.mExtras; 9245 if (ps != null) { 9246 // System apps are never considered stopped for purposes of 9247 // filtering, because there may be no way for the user to 9248 // actually re-launch them. 9249 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9250 && ps.getStopped(userId); 9251 } 9252 } 9253 return false; 9254 } 9255 9256 @Override 9257 protected boolean isPackageForFilter(String packageName, 9258 PackageParser.ProviderIntentInfo info) { 9259 return packageName.equals(info.provider.owner.packageName); 9260 } 9261 9262 @Override 9263 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9264 int match, int userId) { 9265 if (!sUserManager.exists(userId)) 9266 return null; 9267 final PackageParser.ProviderIntentInfo info = filter; 9268 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9269 return null; 9270 } 9271 final PackageParser.Provider provider = info.provider; 9272 if (mSafeMode && (provider.info.applicationInfo.flags 9273 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9274 return null; 9275 } 9276 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9277 if (ps == null) { 9278 return null; 9279 } 9280 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9281 ps.readUserState(userId), userId); 9282 if (pi == null) { 9283 return null; 9284 } 9285 final ResolveInfo res = new ResolveInfo(); 9286 res.providerInfo = pi; 9287 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9288 res.filter = filter; 9289 } 9290 res.priority = info.getPriority(); 9291 res.preferredOrder = provider.owner.mPreferredOrder; 9292 res.match = match; 9293 res.isDefault = info.hasDefault; 9294 res.labelRes = info.labelRes; 9295 res.nonLocalizedLabel = info.nonLocalizedLabel; 9296 res.icon = info.icon; 9297 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9298 return res; 9299 } 9300 9301 @Override 9302 protected void sortResults(List<ResolveInfo> results) { 9303 Collections.sort(results, mResolvePrioritySorter); 9304 } 9305 9306 @Override 9307 protected void dumpFilter(PrintWriter out, String prefix, 9308 PackageParser.ProviderIntentInfo filter) { 9309 out.print(prefix); 9310 out.print( 9311 Integer.toHexString(System.identityHashCode(filter.provider))); 9312 out.print(' '); 9313 filter.provider.printComponentShortName(out); 9314 out.print(" filter "); 9315 out.println(Integer.toHexString(System.identityHashCode(filter))); 9316 } 9317 9318 @Override 9319 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9320 return filter.provider; 9321 } 9322 9323 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9324 PackageParser.Provider provider = (PackageParser.Provider)label; 9325 out.print(prefix); out.print( 9326 Integer.toHexString(System.identityHashCode(provider))); 9327 out.print(' '); 9328 provider.printComponentShortName(out); 9329 if (count > 1) { 9330 out.print(" ("); out.print(count); out.print(" filters)"); 9331 } 9332 out.println(); 9333 } 9334 9335 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9336 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9337 private int mFlags; 9338 }; 9339 9340 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9341 new Comparator<ResolveInfo>() { 9342 public int compare(ResolveInfo r1, ResolveInfo r2) { 9343 int v1 = r1.priority; 9344 int v2 = r2.priority; 9345 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9346 if (v1 != v2) { 9347 return (v1 > v2) ? -1 : 1; 9348 } 9349 v1 = r1.preferredOrder; 9350 v2 = r2.preferredOrder; 9351 if (v1 != v2) { 9352 return (v1 > v2) ? -1 : 1; 9353 } 9354 if (r1.isDefault != r2.isDefault) { 9355 return r1.isDefault ? -1 : 1; 9356 } 9357 v1 = r1.match; 9358 v2 = r2.match; 9359 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9360 if (v1 != v2) { 9361 return (v1 > v2) ? -1 : 1; 9362 } 9363 if (r1.system != r2.system) { 9364 return r1.system ? -1 : 1; 9365 } 9366 return 0; 9367 } 9368 }; 9369 9370 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9371 new Comparator<ProviderInfo>() { 9372 public int compare(ProviderInfo p1, ProviderInfo p2) { 9373 final int v1 = p1.initOrder; 9374 final int v2 = p2.initOrder; 9375 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9376 } 9377 }; 9378 9379 final void sendPackageBroadcast(final String action, final String pkg, 9380 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9381 final int[] userIds) { 9382 mHandler.post(new Runnable() { 9383 @Override 9384 public void run() { 9385 try { 9386 final IActivityManager am = ActivityManagerNative.getDefault(); 9387 if (am == null) return; 9388 final int[] resolvedUserIds; 9389 if (userIds == null) { 9390 resolvedUserIds = am.getRunningUserIds(); 9391 } else { 9392 resolvedUserIds = userIds; 9393 } 9394 for (int id : resolvedUserIds) { 9395 final Intent intent = new Intent(action, 9396 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9397 if (extras != null) { 9398 intent.putExtras(extras); 9399 } 9400 if (targetPkg != null) { 9401 intent.setPackage(targetPkg); 9402 } 9403 // Modify the UID when posting to other users 9404 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9405 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9406 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9407 intent.putExtra(Intent.EXTRA_UID, uid); 9408 } 9409 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9410 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9411 if (DEBUG_BROADCASTS) { 9412 RuntimeException here = new RuntimeException("here"); 9413 here.fillInStackTrace(); 9414 Slog.d(TAG, "Sending to user " + id + ": " 9415 + intent.toShortString(false, true, false, false) 9416 + " " + intent.getExtras(), here); 9417 } 9418 am.broadcastIntent(null, intent, null, finishedReceiver, 9419 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9420 null, finishedReceiver != null, false, id); 9421 } 9422 } catch (RemoteException ex) { 9423 } 9424 } 9425 }); 9426 } 9427 9428 /** 9429 * Check if the external storage media is available. This is true if there 9430 * is a mounted external storage medium or if the external storage is 9431 * emulated. 9432 */ 9433 private boolean isExternalMediaAvailable() { 9434 return mMediaMounted || Environment.isExternalStorageEmulated(); 9435 } 9436 9437 @Override 9438 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9439 // writer 9440 synchronized (mPackages) { 9441 if (!isExternalMediaAvailable()) { 9442 // If the external storage is no longer mounted at this point, 9443 // the caller may not have been able to delete all of this 9444 // packages files and can not delete any more. Bail. 9445 return null; 9446 } 9447 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9448 if (lastPackage != null) { 9449 pkgs.remove(lastPackage); 9450 } 9451 if (pkgs.size() > 0) { 9452 return pkgs.get(0); 9453 } 9454 } 9455 return null; 9456 } 9457 9458 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9459 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9460 userId, andCode ? 1 : 0, packageName); 9461 if (mSystemReady) { 9462 msg.sendToTarget(); 9463 } else { 9464 if (mPostSystemReadyMessages == null) { 9465 mPostSystemReadyMessages = new ArrayList<>(); 9466 } 9467 mPostSystemReadyMessages.add(msg); 9468 } 9469 } 9470 9471 void startCleaningPackages() { 9472 // reader 9473 synchronized (mPackages) { 9474 if (!isExternalMediaAvailable()) { 9475 return; 9476 } 9477 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9478 return; 9479 } 9480 } 9481 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9482 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9483 IActivityManager am = ActivityManagerNative.getDefault(); 9484 if (am != null) { 9485 try { 9486 am.startService(null, intent, null, mContext.getOpPackageName(), 9487 UserHandle.USER_OWNER); 9488 } catch (RemoteException e) { 9489 } 9490 } 9491 } 9492 9493 @Override 9494 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9495 int installFlags, String installerPackageName, VerificationParams verificationParams, 9496 String packageAbiOverride) { 9497 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9498 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9499 } 9500 9501 @Override 9502 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9503 int installFlags, String installerPackageName, VerificationParams verificationParams, 9504 String packageAbiOverride, int userId) { 9505 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9506 9507 final int callingUid = Binder.getCallingUid(); 9508 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9509 9510 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9511 try { 9512 if (observer != null) { 9513 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9514 } 9515 } catch (RemoteException re) { 9516 } 9517 return; 9518 } 9519 9520 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9521 installFlags |= PackageManager.INSTALL_FROM_ADB; 9522 9523 } else { 9524 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9525 // about installerPackageName. 9526 9527 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9528 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9529 } 9530 9531 UserHandle user; 9532 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9533 user = UserHandle.ALL; 9534 } else { 9535 user = new UserHandle(userId); 9536 } 9537 9538 // Only system components can circumvent runtime permissions when installing. 9539 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9540 && mContext.checkCallingOrSelfPermission(Manifest.permission 9541 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9542 throw new SecurityException("You need the " 9543 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9544 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9545 } 9546 9547 verificationParams.setInstallerUid(callingUid); 9548 9549 final File originFile = new File(originPath); 9550 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9551 9552 final Message msg = mHandler.obtainMessage(INIT_COPY); 9553 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9554 null, verificationParams, user, packageAbiOverride, null); 9555 mHandler.sendMessage(msg); 9556 } 9557 9558 void installStage(String packageName, File stagedDir, String stagedCid, 9559 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9560 String installerPackageName, int installerUid, UserHandle user) { 9561 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9562 params.referrerUri, installerUid, null); 9563 verifParams.setInstallerUid(installerUid); 9564 9565 final OriginInfo origin; 9566 if (stagedDir != null) { 9567 origin = OriginInfo.fromStagedFile(stagedDir); 9568 } else { 9569 origin = OriginInfo.fromStagedContainer(stagedCid); 9570 } 9571 9572 final Message msg = mHandler.obtainMessage(INIT_COPY); 9573 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9574 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9575 params.grantedRuntimePermissions); 9576 mHandler.sendMessage(msg); 9577 } 9578 9579 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9580 Bundle extras = new Bundle(1); 9581 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9582 9583 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9584 packageName, extras, null, null, new int[] {userId}); 9585 try { 9586 IActivityManager am = ActivityManagerNative.getDefault(); 9587 final boolean isSystem = 9588 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9589 if (isSystem && am.isUserRunning(userId, false)) { 9590 // The just-installed/enabled app is bundled on the system, so presumed 9591 // to be able to run automatically without needing an explicit launch. 9592 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9593 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9594 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9595 .setPackage(packageName); 9596 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9597 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9598 } 9599 } catch (RemoteException e) { 9600 // shouldn't happen 9601 Slog.w(TAG, "Unable to bootstrap installed package", e); 9602 } 9603 } 9604 9605 @Override 9606 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9607 int userId) { 9608 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9609 PackageSetting pkgSetting; 9610 final int uid = Binder.getCallingUid(); 9611 enforceCrossUserPermission(uid, userId, true, true, 9612 "setApplicationHiddenSetting for user " + userId); 9613 9614 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9615 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9616 return false; 9617 } 9618 9619 long callingId = Binder.clearCallingIdentity(); 9620 try { 9621 boolean sendAdded = false; 9622 boolean sendRemoved = false; 9623 // writer 9624 synchronized (mPackages) { 9625 pkgSetting = mSettings.mPackages.get(packageName); 9626 if (pkgSetting == null) { 9627 return false; 9628 } 9629 if (pkgSetting.getHidden(userId) != hidden) { 9630 pkgSetting.setHidden(hidden, userId); 9631 mSettings.writePackageRestrictionsLPr(userId); 9632 if (hidden) { 9633 sendRemoved = true; 9634 } else { 9635 sendAdded = true; 9636 } 9637 } 9638 } 9639 if (sendAdded) { 9640 sendPackageAddedForUser(packageName, pkgSetting, userId); 9641 return true; 9642 } 9643 if (sendRemoved) { 9644 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9645 "hiding pkg"); 9646 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9647 return true; 9648 } 9649 } finally { 9650 Binder.restoreCallingIdentity(callingId); 9651 } 9652 return false; 9653 } 9654 9655 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9656 int userId) { 9657 final PackageRemovedInfo info = new PackageRemovedInfo(); 9658 info.removedPackage = packageName; 9659 info.removedUsers = new int[] {userId}; 9660 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9661 info.sendBroadcast(false, false, false); 9662 } 9663 9664 /** 9665 * Returns true if application is not found or there was an error. Otherwise it returns 9666 * the hidden state of the package for the given user. 9667 */ 9668 @Override 9669 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9670 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9671 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9672 false, "getApplicationHidden for user " + userId); 9673 PackageSetting pkgSetting; 9674 long callingId = Binder.clearCallingIdentity(); 9675 try { 9676 // writer 9677 synchronized (mPackages) { 9678 pkgSetting = mSettings.mPackages.get(packageName); 9679 if (pkgSetting == null) { 9680 return true; 9681 } 9682 return pkgSetting.getHidden(userId); 9683 } 9684 } finally { 9685 Binder.restoreCallingIdentity(callingId); 9686 } 9687 } 9688 9689 /** 9690 * @hide 9691 */ 9692 @Override 9693 public int installExistingPackageAsUser(String packageName, int userId) { 9694 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9695 null); 9696 PackageSetting pkgSetting; 9697 final int uid = Binder.getCallingUid(); 9698 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9699 + userId); 9700 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9701 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9702 } 9703 9704 long callingId = Binder.clearCallingIdentity(); 9705 try { 9706 boolean sendAdded = false; 9707 9708 // writer 9709 synchronized (mPackages) { 9710 pkgSetting = mSettings.mPackages.get(packageName); 9711 if (pkgSetting == null) { 9712 return PackageManager.INSTALL_FAILED_INVALID_URI; 9713 } 9714 if (!pkgSetting.getInstalled(userId)) { 9715 pkgSetting.setInstalled(true, userId); 9716 pkgSetting.setHidden(false, userId); 9717 mSettings.writePackageRestrictionsLPr(userId); 9718 sendAdded = true; 9719 } 9720 } 9721 9722 if (sendAdded) { 9723 sendPackageAddedForUser(packageName, pkgSetting, userId); 9724 } 9725 } finally { 9726 Binder.restoreCallingIdentity(callingId); 9727 } 9728 9729 return PackageManager.INSTALL_SUCCEEDED; 9730 } 9731 9732 boolean isUserRestricted(int userId, String restrictionKey) { 9733 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9734 if (restrictions.getBoolean(restrictionKey, false)) { 9735 Log.w(TAG, "User is restricted: " + restrictionKey); 9736 return true; 9737 } 9738 return false; 9739 } 9740 9741 @Override 9742 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9743 mContext.enforceCallingOrSelfPermission( 9744 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9745 "Only package verification agents can verify applications"); 9746 9747 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9748 final PackageVerificationResponse response = new PackageVerificationResponse( 9749 verificationCode, Binder.getCallingUid()); 9750 msg.arg1 = id; 9751 msg.obj = response; 9752 mHandler.sendMessage(msg); 9753 } 9754 9755 @Override 9756 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9757 long millisecondsToDelay) { 9758 mContext.enforceCallingOrSelfPermission( 9759 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9760 "Only package verification agents can extend verification timeouts"); 9761 9762 final PackageVerificationState state = mPendingVerification.get(id); 9763 final PackageVerificationResponse response = new PackageVerificationResponse( 9764 verificationCodeAtTimeout, Binder.getCallingUid()); 9765 9766 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9767 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9768 } 9769 if (millisecondsToDelay < 0) { 9770 millisecondsToDelay = 0; 9771 } 9772 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9773 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9774 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9775 } 9776 9777 if ((state != null) && !state.timeoutExtended()) { 9778 state.extendTimeout(); 9779 9780 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9781 msg.arg1 = id; 9782 msg.obj = response; 9783 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9784 } 9785 } 9786 9787 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9788 int verificationCode, UserHandle user) { 9789 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9790 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9791 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9792 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9793 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9794 9795 mContext.sendBroadcastAsUser(intent, user, 9796 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9797 } 9798 9799 private ComponentName matchComponentForVerifier(String packageName, 9800 List<ResolveInfo> receivers) { 9801 ActivityInfo targetReceiver = null; 9802 9803 final int NR = receivers.size(); 9804 for (int i = 0; i < NR; i++) { 9805 final ResolveInfo info = receivers.get(i); 9806 if (info.activityInfo == null) { 9807 continue; 9808 } 9809 9810 if (packageName.equals(info.activityInfo.packageName)) { 9811 targetReceiver = info.activityInfo; 9812 break; 9813 } 9814 } 9815 9816 if (targetReceiver == null) { 9817 return null; 9818 } 9819 9820 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9821 } 9822 9823 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9824 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9825 if (pkgInfo.verifiers.length == 0) { 9826 return null; 9827 } 9828 9829 final int N = pkgInfo.verifiers.length; 9830 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9831 for (int i = 0; i < N; i++) { 9832 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9833 9834 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9835 receivers); 9836 if (comp == null) { 9837 continue; 9838 } 9839 9840 final int verifierUid = getUidForVerifier(verifierInfo); 9841 if (verifierUid == -1) { 9842 continue; 9843 } 9844 9845 if (DEBUG_VERIFY) { 9846 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9847 + " with the correct signature"); 9848 } 9849 sufficientVerifiers.add(comp); 9850 verificationState.addSufficientVerifier(verifierUid); 9851 } 9852 9853 return sufficientVerifiers; 9854 } 9855 9856 private int getUidForVerifier(VerifierInfo verifierInfo) { 9857 synchronized (mPackages) { 9858 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9859 if (pkg == null) { 9860 return -1; 9861 } else if (pkg.mSignatures.length != 1) { 9862 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9863 + " has more than one signature; ignoring"); 9864 return -1; 9865 } 9866 9867 /* 9868 * If the public key of the package's signature does not match 9869 * our expected public key, then this is a different package and 9870 * we should skip. 9871 */ 9872 9873 final byte[] expectedPublicKey; 9874 try { 9875 final Signature verifierSig = pkg.mSignatures[0]; 9876 final PublicKey publicKey = verifierSig.getPublicKey(); 9877 expectedPublicKey = publicKey.getEncoded(); 9878 } catch (CertificateException e) { 9879 return -1; 9880 } 9881 9882 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9883 9884 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9885 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9886 + " does not have the expected public key; ignoring"); 9887 return -1; 9888 } 9889 9890 return pkg.applicationInfo.uid; 9891 } 9892 } 9893 9894 @Override 9895 public void finishPackageInstall(int token) { 9896 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9897 9898 if (DEBUG_INSTALL) { 9899 Slog.v(TAG, "BM finishing package install for " + token); 9900 } 9901 9902 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9903 mHandler.sendMessage(msg); 9904 } 9905 9906 /** 9907 * Get the verification agent timeout. 9908 * 9909 * @return verification timeout in milliseconds 9910 */ 9911 private long getVerificationTimeout() { 9912 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9913 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9914 DEFAULT_VERIFICATION_TIMEOUT); 9915 } 9916 9917 /** 9918 * Get the default verification agent response code. 9919 * 9920 * @return default verification response code 9921 */ 9922 private int getDefaultVerificationResponse() { 9923 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9924 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9925 DEFAULT_VERIFICATION_RESPONSE); 9926 } 9927 9928 /** 9929 * Check whether or not package verification has been enabled. 9930 * 9931 * @return true if verification should be performed 9932 */ 9933 private boolean isVerificationEnabled(int userId, int installFlags) { 9934 if (!DEFAULT_VERIFY_ENABLE) { 9935 return false; 9936 } 9937 9938 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9939 9940 // Check if installing from ADB 9941 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9942 // Do not run verification in a test harness environment 9943 if (ActivityManager.isRunningInTestHarness()) { 9944 return false; 9945 } 9946 if (ensureVerifyAppsEnabled) { 9947 return true; 9948 } 9949 // Check if the developer does not want package verification for ADB installs 9950 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9951 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9952 return false; 9953 } 9954 } 9955 9956 if (ensureVerifyAppsEnabled) { 9957 return true; 9958 } 9959 9960 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9961 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9962 } 9963 9964 @Override 9965 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9966 throws RemoteException { 9967 mContext.enforceCallingOrSelfPermission( 9968 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9969 "Only intentfilter verification agents can verify applications"); 9970 9971 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9972 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9973 Binder.getCallingUid(), verificationCode, failedDomains); 9974 msg.arg1 = id; 9975 msg.obj = response; 9976 mHandler.sendMessage(msg); 9977 } 9978 9979 @Override 9980 public int getIntentVerificationStatus(String packageName, int userId) { 9981 synchronized (mPackages) { 9982 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9983 } 9984 } 9985 9986 @Override 9987 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9988 mContext.enforceCallingOrSelfPermission( 9989 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9990 9991 boolean result = false; 9992 synchronized (mPackages) { 9993 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9994 } 9995 if (result) { 9996 scheduleWritePackageRestrictionsLocked(userId); 9997 } 9998 return result; 9999 } 10000 10001 @Override 10002 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10003 synchronized (mPackages) { 10004 return mSettings.getIntentFilterVerificationsLPr(packageName); 10005 } 10006 } 10007 10008 @Override 10009 public List<IntentFilter> getAllIntentFilters(String packageName) { 10010 if (TextUtils.isEmpty(packageName)) { 10011 return Collections.<IntentFilter>emptyList(); 10012 } 10013 synchronized (mPackages) { 10014 PackageParser.Package pkg = mPackages.get(packageName); 10015 if (pkg == null || pkg.activities == null) { 10016 return Collections.<IntentFilter>emptyList(); 10017 } 10018 final int count = pkg.activities.size(); 10019 ArrayList<IntentFilter> result = new ArrayList<>(); 10020 for (int n=0; n<count; n++) { 10021 PackageParser.Activity activity = pkg.activities.get(n); 10022 if (activity.intents != null || activity.intents.size() > 0) { 10023 result.addAll(activity.intents); 10024 } 10025 } 10026 return result; 10027 } 10028 } 10029 10030 @Override 10031 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10032 mContext.enforceCallingOrSelfPermission( 10033 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10034 10035 synchronized (mPackages) { 10036 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10037 if (packageName != null) { 10038 result |= updateIntentVerificationStatus(packageName, 10039 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10040 userId); 10041 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10042 packageName, userId); 10043 } 10044 return result; 10045 } 10046 } 10047 10048 @Override 10049 public String getDefaultBrowserPackageName(int userId) { 10050 synchronized (mPackages) { 10051 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10052 } 10053 } 10054 10055 /** 10056 * Get the "allow unknown sources" setting. 10057 * 10058 * @return the current "allow unknown sources" setting 10059 */ 10060 private int getUnknownSourcesSettings() { 10061 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10062 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10063 -1); 10064 } 10065 10066 @Override 10067 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10068 final int uid = Binder.getCallingUid(); 10069 // writer 10070 synchronized (mPackages) { 10071 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10072 if (targetPackageSetting == null) { 10073 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10074 } 10075 10076 PackageSetting installerPackageSetting; 10077 if (installerPackageName != null) { 10078 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10079 if (installerPackageSetting == null) { 10080 throw new IllegalArgumentException("Unknown installer package: " 10081 + installerPackageName); 10082 } 10083 } else { 10084 installerPackageSetting = null; 10085 } 10086 10087 Signature[] callerSignature; 10088 Object obj = mSettings.getUserIdLPr(uid); 10089 if (obj != null) { 10090 if (obj instanceof SharedUserSetting) { 10091 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10092 } else if (obj instanceof PackageSetting) { 10093 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10094 } else { 10095 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10096 } 10097 } else { 10098 throw new SecurityException("Unknown calling uid " + uid); 10099 } 10100 10101 // Verify: can't set installerPackageName to a package that is 10102 // not signed with the same cert as the caller. 10103 if (installerPackageSetting != null) { 10104 if (compareSignatures(callerSignature, 10105 installerPackageSetting.signatures.mSignatures) 10106 != PackageManager.SIGNATURE_MATCH) { 10107 throw new SecurityException( 10108 "Caller does not have same cert as new installer package " 10109 + installerPackageName); 10110 } 10111 } 10112 10113 // Verify: if target already has an installer package, it must 10114 // be signed with the same cert as the caller. 10115 if (targetPackageSetting.installerPackageName != null) { 10116 PackageSetting setting = mSettings.mPackages.get( 10117 targetPackageSetting.installerPackageName); 10118 // If the currently set package isn't valid, then it's always 10119 // okay to change it. 10120 if (setting != null) { 10121 if (compareSignatures(callerSignature, 10122 setting.signatures.mSignatures) 10123 != PackageManager.SIGNATURE_MATCH) { 10124 throw new SecurityException( 10125 "Caller does not have same cert as old installer package " 10126 + targetPackageSetting.installerPackageName); 10127 } 10128 } 10129 } 10130 10131 // Okay! 10132 targetPackageSetting.installerPackageName = installerPackageName; 10133 scheduleWriteSettingsLocked(); 10134 } 10135 } 10136 10137 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10138 // Queue up an async operation since the package installation may take a little while. 10139 mHandler.post(new Runnable() { 10140 public void run() { 10141 mHandler.removeCallbacks(this); 10142 // Result object to be returned 10143 PackageInstalledInfo res = new PackageInstalledInfo(); 10144 res.returnCode = currentStatus; 10145 res.uid = -1; 10146 res.pkg = null; 10147 res.removedInfo = new PackageRemovedInfo(); 10148 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10149 args.doPreInstall(res.returnCode); 10150 synchronized (mInstallLock) { 10151 installPackageLI(args, res); 10152 } 10153 args.doPostInstall(res.returnCode, res.uid); 10154 } 10155 10156 // A restore should be performed at this point if (a) the install 10157 // succeeded, (b) the operation is not an update, and (c) the new 10158 // package has not opted out of backup participation. 10159 final boolean update = res.removedInfo.removedPackage != null; 10160 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10161 boolean doRestore = !update 10162 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10163 10164 // Set up the post-install work request bookkeeping. This will be used 10165 // and cleaned up by the post-install event handling regardless of whether 10166 // there's a restore pass performed. Token values are >= 1. 10167 int token; 10168 if (mNextInstallToken < 0) mNextInstallToken = 1; 10169 token = mNextInstallToken++; 10170 10171 PostInstallData data = new PostInstallData(args, res); 10172 mRunningInstalls.put(token, data); 10173 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10174 10175 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10176 // Pass responsibility to the Backup Manager. It will perform a 10177 // restore if appropriate, then pass responsibility back to the 10178 // Package Manager to run the post-install observer callbacks 10179 // and broadcasts. 10180 IBackupManager bm = IBackupManager.Stub.asInterface( 10181 ServiceManager.getService(Context.BACKUP_SERVICE)); 10182 if (bm != null) { 10183 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10184 + " to BM for possible restore"); 10185 try { 10186 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10187 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10188 } else { 10189 doRestore = false; 10190 } 10191 } catch (RemoteException e) { 10192 // can't happen; the backup manager is local 10193 } catch (Exception e) { 10194 Slog.e(TAG, "Exception trying to enqueue restore", e); 10195 doRestore = false; 10196 } 10197 } else { 10198 Slog.e(TAG, "Backup Manager not found!"); 10199 doRestore = false; 10200 } 10201 } 10202 10203 if (!doRestore) { 10204 // No restore possible, or the Backup Manager was mysteriously not 10205 // available -- just fire the post-install work request directly. 10206 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10207 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10208 mHandler.sendMessage(msg); 10209 } 10210 } 10211 }); 10212 } 10213 10214 private abstract class HandlerParams { 10215 private static final int MAX_RETRIES = 4; 10216 10217 /** 10218 * Number of times startCopy() has been attempted and had a non-fatal 10219 * error. 10220 */ 10221 private int mRetries = 0; 10222 10223 /** User handle for the user requesting the information or installation. */ 10224 private final UserHandle mUser; 10225 10226 HandlerParams(UserHandle user) { 10227 mUser = user; 10228 } 10229 10230 UserHandle getUser() { 10231 return mUser; 10232 } 10233 10234 final boolean startCopy() { 10235 boolean res; 10236 try { 10237 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10238 10239 if (++mRetries > MAX_RETRIES) { 10240 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10241 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10242 handleServiceError(); 10243 return false; 10244 } else { 10245 handleStartCopy(); 10246 res = true; 10247 } 10248 } catch (RemoteException e) { 10249 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10250 mHandler.sendEmptyMessage(MCS_RECONNECT); 10251 res = false; 10252 } 10253 handleReturnCode(); 10254 return res; 10255 } 10256 10257 final void serviceError() { 10258 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10259 handleServiceError(); 10260 handleReturnCode(); 10261 } 10262 10263 abstract void handleStartCopy() throws RemoteException; 10264 abstract void handleServiceError(); 10265 abstract void handleReturnCode(); 10266 } 10267 10268 class MeasureParams extends HandlerParams { 10269 private final PackageStats mStats; 10270 private boolean mSuccess; 10271 10272 private final IPackageStatsObserver mObserver; 10273 10274 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10275 super(new UserHandle(stats.userHandle)); 10276 mObserver = observer; 10277 mStats = stats; 10278 } 10279 10280 @Override 10281 public String toString() { 10282 return "MeasureParams{" 10283 + Integer.toHexString(System.identityHashCode(this)) 10284 + " " + mStats.packageName + "}"; 10285 } 10286 10287 @Override 10288 void handleStartCopy() throws RemoteException { 10289 synchronized (mInstallLock) { 10290 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10291 } 10292 10293 if (mSuccess) { 10294 final boolean mounted; 10295 if (Environment.isExternalStorageEmulated()) { 10296 mounted = true; 10297 } else { 10298 final String status = Environment.getExternalStorageState(); 10299 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10300 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10301 } 10302 10303 if (mounted) { 10304 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10305 10306 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10307 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10308 10309 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10310 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10311 10312 // Always subtract cache size, since it's a subdirectory 10313 mStats.externalDataSize -= mStats.externalCacheSize; 10314 10315 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10316 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10317 10318 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10319 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10320 } 10321 } 10322 } 10323 10324 @Override 10325 void handleReturnCode() { 10326 if (mObserver != null) { 10327 try { 10328 mObserver.onGetStatsCompleted(mStats, mSuccess); 10329 } catch (RemoteException e) { 10330 Slog.i(TAG, "Observer no longer exists."); 10331 } 10332 } 10333 } 10334 10335 @Override 10336 void handleServiceError() { 10337 Slog.e(TAG, "Could not measure application " + mStats.packageName 10338 + " external storage"); 10339 } 10340 } 10341 10342 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10343 throws RemoteException { 10344 long result = 0; 10345 for (File path : paths) { 10346 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10347 } 10348 return result; 10349 } 10350 10351 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10352 for (File path : paths) { 10353 try { 10354 mcs.clearDirectory(path.getAbsolutePath()); 10355 } catch (RemoteException e) { 10356 } 10357 } 10358 } 10359 10360 static class OriginInfo { 10361 /** 10362 * Location where install is coming from, before it has been 10363 * copied/renamed into place. This could be a single monolithic APK 10364 * file, or a cluster directory. This location may be untrusted. 10365 */ 10366 final File file; 10367 final String cid; 10368 10369 /** 10370 * Flag indicating that {@link #file} or {@link #cid} has already been 10371 * staged, meaning downstream users don't need to defensively copy the 10372 * contents. 10373 */ 10374 final boolean staged; 10375 10376 /** 10377 * Flag indicating that {@link #file} or {@link #cid} is an already 10378 * installed app that is being moved. 10379 */ 10380 final boolean existing; 10381 10382 final String resolvedPath; 10383 final File resolvedFile; 10384 10385 static OriginInfo fromNothing() { 10386 return new OriginInfo(null, null, false, false); 10387 } 10388 10389 static OriginInfo fromUntrustedFile(File file) { 10390 return new OriginInfo(file, null, false, false); 10391 } 10392 10393 static OriginInfo fromExistingFile(File file) { 10394 return new OriginInfo(file, null, false, true); 10395 } 10396 10397 static OriginInfo fromStagedFile(File file) { 10398 return new OriginInfo(file, null, true, false); 10399 } 10400 10401 static OriginInfo fromStagedContainer(String cid) { 10402 return new OriginInfo(null, cid, true, false); 10403 } 10404 10405 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10406 this.file = file; 10407 this.cid = cid; 10408 this.staged = staged; 10409 this.existing = existing; 10410 10411 if (cid != null) { 10412 resolvedPath = PackageHelper.getSdDir(cid); 10413 resolvedFile = new File(resolvedPath); 10414 } else if (file != null) { 10415 resolvedPath = file.getAbsolutePath(); 10416 resolvedFile = file; 10417 } else { 10418 resolvedPath = null; 10419 resolvedFile = null; 10420 } 10421 } 10422 } 10423 10424 class MoveInfo { 10425 final int moveId; 10426 final String fromUuid; 10427 final String toUuid; 10428 final String packageName; 10429 final String dataAppName; 10430 final int appId; 10431 final String seinfo; 10432 10433 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10434 String dataAppName, int appId, String seinfo) { 10435 this.moveId = moveId; 10436 this.fromUuid = fromUuid; 10437 this.toUuid = toUuid; 10438 this.packageName = packageName; 10439 this.dataAppName = dataAppName; 10440 this.appId = appId; 10441 this.seinfo = seinfo; 10442 } 10443 } 10444 10445 class InstallParams extends HandlerParams { 10446 final OriginInfo origin; 10447 final MoveInfo move; 10448 final IPackageInstallObserver2 observer; 10449 int installFlags; 10450 final String installerPackageName; 10451 final String volumeUuid; 10452 final VerificationParams verificationParams; 10453 private InstallArgs mArgs; 10454 private int mRet; 10455 final String packageAbiOverride; 10456 final String[] grantedRuntimePermissions; 10457 10458 10459 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10460 int installFlags, String installerPackageName, String volumeUuid, 10461 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10462 String[] grantedPermissions) { 10463 super(user); 10464 this.origin = origin; 10465 this.move = move; 10466 this.observer = observer; 10467 this.installFlags = installFlags; 10468 this.installerPackageName = installerPackageName; 10469 this.volumeUuid = volumeUuid; 10470 this.verificationParams = verificationParams; 10471 this.packageAbiOverride = packageAbiOverride; 10472 this.grantedRuntimePermissions = grantedPermissions; 10473 } 10474 10475 @Override 10476 public String toString() { 10477 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10478 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10479 } 10480 10481 public ManifestDigest getManifestDigest() { 10482 if (verificationParams == null) { 10483 return null; 10484 } 10485 return verificationParams.getManifestDigest(); 10486 } 10487 10488 private int installLocationPolicy(PackageInfoLite pkgLite) { 10489 String packageName = pkgLite.packageName; 10490 int installLocation = pkgLite.installLocation; 10491 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10492 // reader 10493 synchronized (mPackages) { 10494 PackageParser.Package pkg = mPackages.get(packageName); 10495 if (pkg != null) { 10496 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10497 // Check for downgrading. 10498 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10499 try { 10500 checkDowngrade(pkg, pkgLite); 10501 } catch (PackageManagerException e) { 10502 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10503 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10504 } 10505 } 10506 // Check for updated system application. 10507 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10508 if (onSd) { 10509 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10510 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10511 } 10512 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10513 } else { 10514 if (onSd) { 10515 // Install flag overrides everything. 10516 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10517 } 10518 // If current upgrade specifies particular preference 10519 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10520 // Application explicitly specified internal. 10521 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10522 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10523 // App explictly prefers external. Let policy decide 10524 } else { 10525 // Prefer previous location 10526 if (isExternal(pkg)) { 10527 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10528 } 10529 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10530 } 10531 } 10532 } else { 10533 // Invalid install. Return error code 10534 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10535 } 10536 } 10537 } 10538 // All the special cases have been taken care of. 10539 // Return result based on recommended install location. 10540 if (onSd) { 10541 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10542 } 10543 return pkgLite.recommendedInstallLocation; 10544 } 10545 10546 /* 10547 * Invoke remote method to get package information and install 10548 * location values. Override install location based on default 10549 * policy if needed and then create install arguments based 10550 * on the install location. 10551 */ 10552 public void handleStartCopy() throws RemoteException { 10553 int ret = PackageManager.INSTALL_SUCCEEDED; 10554 10555 // If we're already staged, we've firmly committed to an install location 10556 if (origin.staged) { 10557 if (origin.file != null) { 10558 installFlags |= PackageManager.INSTALL_INTERNAL; 10559 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10560 } else if (origin.cid != null) { 10561 installFlags |= PackageManager.INSTALL_EXTERNAL; 10562 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10563 } else { 10564 throw new IllegalStateException("Invalid stage location"); 10565 } 10566 } 10567 10568 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10569 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10570 10571 PackageInfoLite pkgLite = null; 10572 10573 if (onInt && onSd) { 10574 // Check if both bits are set. 10575 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10576 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10577 } else { 10578 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10579 packageAbiOverride); 10580 10581 /* 10582 * If we have too little free space, try to free cache 10583 * before giving up. 10584 */ 10585 if (!origin.staged && pkgLite.recommendedInstallLocation 10586 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10587 // TODO: focus freeing disk space on the target device 10588 final StorageManager storage = StorageManager.from(mContext); 10589 final long lowThreshold = storage.getStorageLowBytes( 10590 Environment.getDataDirectory()); 10591 10592 final long sizeBytes = mContainerService.calculateInstalledSize( 10593 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10594 10595 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10596 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10597 installFlags, packageAbiOverride); 10598 } 10599 10600 /* 10601 * The cache free must have deleted the file we 10602 * downloaded to install. 10603 * 10604 * TODO: fix the "freeCache" call to not delete 10605 * the file we care about. 10606 */ 10607 if (pkgLite.recommendedInstallLocation 10608 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10609 pkgLite.recommendedInstallLocation 10610 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10611 } 10612 } 10613 } 10614 10615 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10616 int loc = pkgLite.recommendedInstallLocation; 10617 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10618 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10619 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10620 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10621 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10622 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10623 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10624 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10625 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10626 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10627 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10628 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10629 } else { 10630 // Override with defaults if needed. 10631 loc = installLocationPolicy(pkgLite); 10632 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10633 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10634 } else if (!onSd && !onInt) { 10635 // Override install location with flags 10636 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10637 // Set the flag to install on external media. 10638 installFlags |= PackageManager.INSTALL_EXTERNAL; 10639 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10640 } else { 10641 // Make sure the flag for installing on external 10642 // media is unset 10643 installFlags |= PackageManager.INSTALL_INTERNAL; 10644 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10645 } 10646 } 10647 } 10648 } 10649 10650 final InstallArgs args = createInstallArgs(this); 10651 mArgs = args; 10652 10653 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10654 /* 10655 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10656 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10657 */ 10658 int userIdentifier = getUser().getIdentifier(); 10659 if (userIdentifier == UserHandle.USER_ALL 10660 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10661 userIdentifier = UserHandle.USER_OWNER; 10662 } 10663 10664 /* 10665 * Determine if we have any installed package verifiers. If we 10666 * do, then we'll defer to them to verify the packages. 10667 */ 10668 final int requiredUid = mRequiredVerifierPackage == null ? -1 10669 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10670 if (!origin.existing && requiredUid != -1 10671 && isVerificationEnabled(userIdentifier, installFlags)) { 10672 final Intent verification = new Intent( 10673 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10674 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10675 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10676 PACKAGE_MIME_TYPE); 10677 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10678 10679 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10680 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10681 0 /* TODO: Which userId? */); 10682 10683 if (DEBUG_VERIFY) { 10684 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10685 + verification.toString() + " with " + pkgLite.verifiers.length 10686 + " optional verifiers"); 10687 } 10688 10689 final int verificationId = mPendingVerificationToken++; 10690 10691 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10692 10693 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10694 installerPackageName); 10695 10696 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10697 installFlags); 10698 10699 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10700 pkgLite.packageName); 10701 10702 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10703 pkgLite.versionCode); 10704 10705 if (verificationParams != null) { 10706 if (verificationParams.getVerificationURI() != null) { 10707 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10708 verificationParams.getVerificationURI()); 10709 } 10710 if (verificationParams.getOriginatingURI() != null) { 10711 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10712 verificationParams.getOriginatingURI()); 10713 } 10714 if (verificationParams.getReferrer() != null) { 10715 verification.putExtra(Intent.EXTRA_REFERRER, 10716 verificationParams.getReferrer()); 10717 } 10718 if (verificationParams.getOriginatingUid() >= 0) { 10719 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10720 verificationParams.getOriginatingUid()); 10721 } 10722 if (verificationParams.getInstallerUid() >= 0) { 10723 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10724 verificationParams.getInstallerUid()); 10725 } 10726 } 10727 10728 final PackageVerificationState verificationState = new PackageVerificationState( 10729 requiredUid, args); 10730 10731 mPendingVerification.append(verificationId, verificationState); 10732 10733 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10734 receivers, verificationState); 10735 10736 // Apps installed for "all" users use the device owner to verify the app 10737 UserHandle verifierUser = getUser(); 10738 if (verifierUser == UserHandle.ALL) { 10739 verifierUser = UserHandle.OWNER; 10740 } 10741 10742 /* 10743 * If any sufficient verifiers were listed in the package 10744 * manifest, attempt to ask them. 10745 */ 10746 if (sufficientVerifiers != null) { 10747 final int N = sufficientVerifiers.size(); 10748 if (N == 0) { 10749 Slog.i(TAG, "Additional verifiers required, but none installed."); 10750 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10751 } else { 10752 for (int i = 0; i < N; i++) { 10753 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10754 10755 final Intent sufficientIntent = new Intent(verification); 10756 sufficientIntent.setComponent(verifierComponent); 10757 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10758 } 10759 } 10760 } 10761 10762 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10763 mRequiredVerifierPackage, receivers); 10764 if (ret == PackageManager.INSTALL_SUCCEEDED 10765 && mRequiredVerifierPackage != null) { 10766 /* 10767 * Send the intent to the required verification agent, 10768 * but only start the verification timeout after the 10769 * target BroadcastReceivers have run. 10770 */ 10771 verification.setComponent(requiredVerifierComponent); 10772 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10773 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10774 new BroadcastReceiver() { 10775 @Override 10776 public void onReceive(Context context, Intent intent) { 10777 final Message msg = mHandler 10778 .obtainMessage(CHECK_PENDING_VERIFICATION); 10779 msg.arg1 = verificationId; 10780 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10781 } 10782 }, null, 0, null, null); 10783 10784 /* 10785 * We don't want the copy to proceed until verification 10786 * succeeds, so null out this field. 10787 */ 10788 mArgs = null; 10789 } 10790 } else { 10791 /* 10792 * No package verification is enabled, so immediately start 10793 * the remote call to initiate copy using temporary file. 10794 */ 10795 ret = args.copyApk(mContainerService, true); 10796 } 10797 } 10798 10799 mRet = ret; 10800 } 10801 10802 @Override 10803 void handleReturnCode() { 10804 // If mArgs is null, then MCS couldn't be reached. When it 10805 // reconnects, it will try again to install. At that point, this 10806 // will succeed. 10807 if (mArgs != null) { 10808 processPendingInstall(mArgs, mRet); 10809 } 10810 } 10811 10812 @Override 10813 void handleServiceError() { 10814 mArgs = createInstallArgs(this); 10815 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10816 } 10817 10818 public boolean isForwardLocked() { 10819 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10820 } 10821 } 10822 10823 /** 10824 * Used during creation of InstallArgs 10825 * 10826 * @param installFlags package installation flags 10827 * @return true if should be installed on external storage 10828 */ 10829 private static boolean installOnExternalAsec(int installFlags) { 10830 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10831 return false; 10832 } 10833 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10834 return true; 10835 } 10836 return false; 10837 } 10838 10839 /** 10840 * Used during creation of InstallArgs 10841 * 10842 * @param installFlags package installation flags 10843 * @return true if should be installed as forward locked 10844 */ 10845 private static boolean installForwardLocked(int installFlags) { 10846 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10847 } 10848 10849 private InstallArgs createInstallArgs(InstallParams params) { 10850 if (params.move != null) { 10851 return new MoveInstallArgs(params); 10852 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10853 return new AsecInstallArgs(params); 10854 } else { 10855 return new FileInstallArgs(params); 10856 } 10857 } 10858 10859 /** 10860 * Create args that describe an existing installed package. Typically used 10861 * when cleaning up old installs, or used as a move source. 10862 */ 10863 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10864 String resourcePath, String[] instructionSets) { 10865 final boolean isInAsec; 10866 if (installOnExternalAsec(installFlags)) { 10867 /* Apps on SD card are always in ASEC containers. */ 10868 isInAsec = true; 10869 } else if (installForwardLocked(installFlags) 10870 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10871 /* 10872 * Forward-locked apps are only in ASEC containers if they're the 10873 * new style 10874 */ 10875 isInAsec = true; 10876 } else { 10877 isInAsec = false; 10878 } 10879 10880 if (isInAsec) { 10881 return new AsecInstallArgs(codePath, instructionSets, 10882 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10883 } else { 10884 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10885 } 10886 } 10887 10888 static abstract class InstallArgs { 10889 /** @see InstallParams#origin */ 10890 final OriginInfo origin; 10891 /** @see InstallParams#move */ 10892 final MoveInfo move; 10893 10894 final IPackageInstallObserver2 observer; 10895 // Always refers to PackageManager flags only 10896 final int installFlags; 10897 final String installerPackageName; 10898 final String volumeUuid; 10899 final ManifestDigest manifestDigest; 10900 final UserHandle user; 10901 final String abiOverride; 10902 final String[] installGrantPermissions; 10903 10904 // The list of instruction sets supported by this app. This is currently 10905 // only used during the rmdex() phase to clean up resources. We can get rid of this 10906 // if we move dex files under the common app path. 10907 /* nullable */ String[] instructionSets; 10908 10909 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10910 int installFlags, String installerPackageName, String volumeUuid, 10911 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10912 String abiOverride, String[] installGrantPermissions) { 10913 this.origin = origin; 10914 this.move = move; 10915 this.installFlags = installFlags; 10916 this.observer = observer; 10917 this.installerPackageName = installerPackageName; 10918 this.volumeUuid = volumeUuid; 10919 this.manifestDigest = manifestDigest; 10920 this.user = user; 10921 this.instructionSets = instructionSets; 10922 this.abiOverride = abiOverride; 10923 this.installGrantPermissions = installGrantPermissions; 10924 } 10925 10926 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10927 abstract int doPreInstall(int status); 10928 10929 /** 10930 * Rename package into final resting place. All paths on the given 10931 * scanned package should be updated to reflect the rename. 10932 */ 10933 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10934 abstract int doPostInstall(int status, int uid); 10935 10936 /** @see PackageSettingBase#codePathString */ 10937 abstract String getCodePath(); 10938 /** @see PackageSettingBase#resourcePathString */ 10939 abstract String getResourcePath(); 10940 10941 // Need installer lock especially for dex file removal. 10942 abstract void cleanUpResourcesLI(); 10943 abstract boolean doPostDeleteLI(boolean delete); 10944 10945 /** 10946 * Called before the source arguments are copied. This is used mostly 10947 * for MoveParams when it needs to read the source file to put it in the 10948 * destination. 10949 */ 10950 int doPreCopy() { 10951 return PackageManager.INSTALL_SUCCEEDED; 10952 } 10953 10954 /** 10955 * Called after the source arguments are copied. This is used mostly for 10956 * MoveParams when it needs to read the source file to put it in the 10957 * destination. 10958 * 10959 * @return 10960 */ 10961 int doPostCopy(int uid) { 10962 return PackageManager.INSTALL_SUCCEEDED; 10963 } 10964 10965 protected boolean isFwdLocked() { 10966 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10967 } 10968 10969 protected boolean isExternalAsec() { 10970 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10971 } 10972 10973 UserHandle getUser() { 10974 return user; 10975 } 10976 } 10977 10978 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10979 if (!allCodePaths.isEmpty()) { 10980 if (instructionSets == null) { 10981 throw new IllegalStateException("instructionSet == null"); 10982 } 10983 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10984 for (String codePath : allCodePaths) { 10985 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10986 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10987 if (retCode < 0) { 10988 Slog.w(TAG, "Couldn't remove dex file for package: " 10989 + " at location " + codePath + ", retcode=" + retCode); 10990 // we don't consider this to be a failure of the core package deletion 10991 } 10992 } 10993 } 10994 } 10995 } 10996 10997 /** 10998 * Logic to handle installation of non-ASEC applications, including copying 10999 * and renaming logic. 11000 */ 11001 class FileInstallArgs extends InstallArgs { 11002 private File codeFile; 11003 private File resourceFile; 11004 11005 // Example topology: 11006 // /data/app/com.example/base.apk 11007 // /data/app/com.example/split_foo.apk 11008 // /data/app/com.example/lib/arm/libfoo.so 11009 // /data/app/com.example/lib/arm64/libfoo.so 11010 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11011 11012 /** New install */ 11013 FileInstallArgs(InstallParams params) { 11014 super(params.origin, params.move, params.observer, params.installFlags, 11015 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11016 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11017 params.grantedRuntimePermissions); 11018 if (isFwdLocked()) { 11019 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11020 } 11021 } 11022 11023 /** Existing install */ 11024 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11025 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11026 null, null); 11027 this.codeFile = (codePath != null) ? new File(codePath) : null; 11028 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11029 } 11030 11031 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11032 if (origin.staged) { 11033 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11034 codeFile = origin.file; 11035 resourceFile = origin.file; 11036 return PackageManager.INSTALL_SUCCEEDED; 11037 } 11038 11039 try { 11040 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11041 codeFile = tempDir; 11042 resourceFile = tempDir; 11043 } catch (IOException e) { 11044 Slog.w(TAG, "Failed to create copy file: " + e); 11045 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11046 } 11047 11048 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11049 @Override 11050 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11051 if (!FileUtils.isValidExtFilename(name)) { 11052 throw new IllegalArgumentException("Invalid filename: " + name); 11053 } 11054 try { 11055 final File file = new File(codeFile, name); 11056 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11057 O_RDWR | O_CREAT, 0644); 11058 Os.chmod(file.getAbsolutePath(), 0644); 11059 return new ParcelFileDescriptor(fd); 11060 } catch (ErrnoException e) { 11061 throw new RemoteException("Failed to open: " + e.getMessage()); 11062 } 11063 } 11064 }; 11065 11066 int ret = PackageManager.INSTALL_SUCCEEDED; 11067 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11068 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11069 Slog.e(TAG, "Failed to copy package"); 11070 return ret; 11071 } 11072 11073 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11074 NativeLibraryHelper.Handle handle = null; 11075 try { 11076 handle = NativeLibraryHelper.Handle.create(codeFile); 11077 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11078 abiOverride); 11079 } catch (IOException e) { 11080 Slog.e(TAG, "Copying native libraries failed", e); 11081 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11082 } finally { 11083 IoUtils.closeQuietly(handle); 11084 } 11085 11086 return ret; 11087 } 11088 11089 int doPreInstall(int status) { 11090 if (status != PackageManager.INSTALL_SUCCEEDED) { 11091 cleanUp(); 11092 } 11093 return status; 11094 } 11095 11096 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11097 if (status != PackageManager.INSTALL_SUCCEEDED) { 11098 cleanUp(); 11099 return false; 11100 } 11101 11102 final File targetDir = codeFile.getParentFile(); 11103 final File beforeCodeFile = codeFile; 11104 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11105 11106 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11107 try { 11108 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11109 } catch (ErrnoException e) { 11110 Slog.w(TAG, "Failed to rename", e); 11111 return false; 11112 } 11113 11114 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11115 Slog.w(TAG, "Failed to restorecon"); 11116 return false; 11117 } 11118 11119 // Reflect the rename internally 11120 codeFile = afterCodeFile; 11121 resourceFile = afterCodeFile; 11122 11123 // Reflect the rename in scanned details 11124 pkg.codePath = afterCodeFile.getAbsolutePath(); 11125 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11126 pkg.baseCodePath); 11127 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11128 pkg.splitCodePaths); 11129 11130 // Reflect the rename in app info 11131 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11132 pkg.applicationInfo.setCodePath(pkg.codePath); 11133 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11134 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11135 pkg.applicationInfo.setResourcePath(pkg.codePath); 11136 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11137 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11138 11139 return true; 11140 } 11141 11142 int doPostInstall(int status, int uid) { 11143 if (status != PackageManager.INSTALL_SUCCEEDED) { 11144 cleanUp(); 11145 } 11146 return status; 11147 } 11148 11149 @Override 11150 String getCodePath() { 11151 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11152 } 11153 11154 @Override 11155 String getResourcePath() { 11156 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11157 } 11158 11159 private boolean cleanUp() { 11160 if (codeFile == null || !codeFile.exists()) { 11161 return false; 11162 } 11163 11164 if (codeFile.isDirectory()) { 11165 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11166 } else { 11167 codeFile.delete(); 11168 } 11169 11170 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11171 resourceFile.delete(); 11172 } 11173 11174 return true; 11175 } 11176 11177 void cleanUpResourcesLI() { 11178 // Try enumerating all code paths before deleting 11179 List<String> allCodePaths = Collections.EMPTY_LIST; 11180 if (codeFile != null && codeFile.exists()) { 11181 try { 11182 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11183 allCodePaths = pkg.getAllCodePaths(); 11184 } catch (PackageParserException e) { 11185 // Ignored; we tried our best 11186 } 11187 } 11188 11189 cleanUp(); 11190 removeDexFiles(allCodePaths, instructionSets); 11191 } 11192 11193 boolean doPostDeleteLI(boolean delete) { 11194 // XXX err, shouldn't we respect the delete flag? 11195 cleanUpResourcesLI(); 11196 return true; 11197 } 11198 } 11199 11200 private boolean isAsecExternal(String cid) { 11201 final String asecPath = PackageHelper.getSdFilesystem(cid); 11202 return !asecPath.startsWith(mAsecInternalPath); 11203 } 11204 11205 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11206 PackageManagerException { 11207 if (copyRet < 0) { 11208 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11209 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11210 throw new PackageManagerException(copyRet, message); 11211 } 11212 } 11213 } 11214 11215 /** 11216 * Extract the MountService "container ID" from the full code path of an 11217 * .apk. 11218 */ 11219 static String cidFromCodePath(String fullCodePath) { 11220 int eidx = fullCodePath.lastIndexOf("/"); 11221 String subStr1 = fullCodePath.substring(0, eidx); 11222 int sidx = subStr1.lastIndexOf("/"); 11223 return subStr1.substring(sidx+1, eidx); 11224 } 11225 11226 /** 11227 * Logic to handle installation of ASEC applications, including copying and 11228 * renaming logic. 11229 */ 11230 class AsecInstallArgs extends InstallArgs { 11231 static final String RES_FILE_NAME = "pkg.apk"; 11232 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11233 11234 String cid; 11235 String packagePath; 11236 String resourcePath; 11237 11238 /** New install */ 11239 AsecInstallArgs(InstallParams params) { 11240 super(params.origin, params.move, params.observer, params.installFlags, 11241 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11242 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11243 params.grantedRuntimePermissions); 11244 } 11245 11246 /** Existing install */ 11247 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11248 boolean isExternal, boolean isForwardLocked) { 11249 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11250 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11251 instructionSets, null, null); 11252 // Hackily pretend we're still looking at a full code path 11253 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11254 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11255 } 11256 11257 // Extract cid from fullCodePath 11258 int eidx = fullCodePath.lastIndexOf("/"); 11259 String subStr1 = fullCodePath.substring(0, eidx); 11260 int sidx = subStr1.lastIndexOf("/"); 11261 cid = subStr1.substring(sidx+1, eidx); 11262 setMountPath(subStr1); 11263 } 11264 11265 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11266 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11267 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11268 instructionSets, null, null); 11269 this.cid = cid; 11270 setMountPath(PackageHelper.getSdDir(cid)); 11271 } 11272 11273 void createCopyFile() { 11274 cid = mInstallerService.allocateExternalStageCidLegacy(); 11275 } 11276 11277 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11278 if (origin.staged) { 11279 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11280 cid = origin.cid; 11281 setMountPath(PackageHelper.getSdDir(cid)); 11282 return PackageManager.INSTALL_SUCCEEDED; 11283 } 11284 11285 if (temp) { 11286 createCopyFile(); 11287 } else { 11288 /* 11289 * Pre-emptively destroy the container since it's destroyed if 11290 * copying fails due to it existing anyway. 11291 */ 11292 PackageHelper.destroySdDir(cid); 11293 } 11294 11295 final String newMountPath = imcs.copyPackageToContainer( 11296 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11297 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11298 11299 if (newMountPath != null) { 11300 setMountPath(newMountPath); 11301 return PackageManager.INSTALL_SUCCEEDED; 11302 } else { 11303 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11304 } 11305 } 11306 11307 @Override 11308 String getCodePath() { 11309 return packagePath; 11310 } 11311 11312 @Override 11313 String getResourcePath() { 11314 return resourcePath; 11315 } 11316 11317 int doPreInstall(int status) { 11318 if (status != PackageManager.INSTALL_SUCCEEDED) { 11319 // Destroy container 11320 PackageHelper.destroySdDir(cid); 11321 } else { 11322 boolean mounted = PackageHelper.isContainerMounted(cid); 11323 if (!mounted) { 11324 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11325 Process.SYSTEM_UID); 11326 if (newMountPath != null) { 11327 setMountPath(newMountPath); 11328 } else { 11329 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11330 } 11331 } 11332 } 11333 return status; 11334 } 11335 11336 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11337 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11338 String newMountPath = null; 11339 if (PackageHelper.isContainerMounted(cid)) { 11340 // Unmount the container 11341 if (!PackageHelper.unMountSdDir(cid)) { 11342 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11343 return false; 11344 } 11345 } 11346 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11347 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11348 " which might be stale. Will try to clean up."); 11349 // Clean up the stale container and proceed to recreate. 11350 if (!PackageHelper.destroySdDir(newCacheId)) { 11351 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11352 return false; 11353 } 11354 // Successfully cleaned up stale container. Try to rename again. 11355 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11356 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11357 + " inspite of cleaning it up."); 11358 return false; 11359 } 11360 } 11361 if (!PackageHelper.isContainerMounted(newCacheId)) { 11362 Slog.w(TAG, "Mounting container " + newCacheId); 11363 newMountPath = PackageHelper.mountSdDir(newCacheId, 11364 getEncryptKey(), Process.SYSTEM_UID); 11365 } else { 11366 newMountPath = PackageHelper.getSdDir(newCacheId); 11367 } 11368 if (newMountPath == null) { 11369 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11370 return false; 11371 } 11372 Log.i(TAG, "Succesfully renamed " + cid + 11373 " to " + newCacheId + 11374 " at new path: " + newMountPath); 11375 cid = newCacheId; 11376 11377 final File beforeCodeFile = new File(packagePath); 11378 setMountPath(newMountPath); 11379 final File afterCodeFile = new File(packagePath); 11380 11381 // Reflect the rename in scanned details 11382 pkg.codePath = afterCodeFile.getAbsolutePath(); 11383 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11384 pkg.baseCodePath); 11385 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11386 pkg.splitCodePaths); 11387 11388 // Reflect the rename in app info 11389 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11390 pkg.applicationInfo.setCodePath(pkg.codePath); 11391 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11392 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11393 pkg.applicationInfo.setResourcePath(pkg.codePath); 11394 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11395 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11396 11397 return true; 11398 } 11399 11400 private void setMountPath(String mountPath) { 11401 final File mountFile = new File(mountPath); 11402 11403 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11404 if (monolithicFile.exists()) { 11405 packagePath = monolithicFile.getAbsolutePath(); 11406 if (isFwdLocked()) { 11407 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11408 } else { 11409 resourcePath = packagePath; 11410 } 11411 } else { 11412 packagePath = mountFile.getAbsolutePath(); 11413 resourcePath = packagePath; 11414 } 11415 } 11416 11417 int doPostInstall(int status, int uid) { 11418 if (status != PackageManager.INSTALL_SUCCEEDED) { 11419 cleanUp(); 11420 } else { 11421 final int groupOwner; 11422 final String protectedFile; 11423 if (isFwdLocked()) { 11424 groupOwner = UserHandle.getSharedAppGid(uid); 11425 protectedFile = RES_FILE_NAME; 11426 } else { 11427 groupOwner = -1; 11428 protectedFile = null; 11429 } 11430 11431 if (uid < Process.FIRST_APPLICATION_UID 11432 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11433 Slog.e(TAG, "Failed to finalize " + cid); 11434 PackageHelper.destroySdDir(cid); 11435 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11436 } 11437 11438 boolean mounted = PackageHelper.isContainerMounted(cid); 11439 if (!mounted) { 11440 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11441 } 11442 } 11443 return status; 11444 } 11445 11446 private void cleanUp() { 11447 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11448 11449 // Destroy secure container 11450 PackageHelper.destroySdDir(cid); 11451 } 11452 11453 private List<String> getAllCodePaths() { 11454 final File codeFile = new File(getCodePath()); 11455 if (codeFile != null && codeFile.exists()) { 11456 try { 11457 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11458 return pkg.getAllCodePaths(); 11459 } catch (PackageParserException e) { 11460 // Ignored; we tried our best 11461 } 11462 } 11463 return Collections.EMPTY_LIST; 11464 } 11465 11466 void cleanUpResourcesLI() { 11467 // Enumerate all code paths before deleting 11468 cleanUpResourcesLI(getAllCodePaths()); 11469 } 11470 11471 private void cleanUpResourcesLI(List<String> allCodePaths) { 11472 cleanUp(); 11473 removeDexFiles(allCodePaths, instructionSets); 11474 } 11475 11476 String getPackageName() { 11477 return getAsecPackageName(cid); 11478 } 11479 11480 boolean doPostDeleteLI(boolean delete) { 11481 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11482 final List<String> allCodePaths = getAllCodePaths(); 11483 boolean mounted = PackageHelper.isContainerMounted(cid); 11484 if (mounted) { 11485 // Unmount first 11486 if (PackageHelper.unMountSdDir(cid)) { 11487 mounted = false; 11488 } 11489 } 11490 if (!mounted && delete) { 11491 cleanUpResourcesLI(allCodePaths); 11492 } 11493 return !mounted; 11494 } 11495 11496 @Override 11497 int doPreCopy() { 11498 if (isFwdLocked()) { 11499 if (!PackageHelper.fixSdPermissions(cid, 11500 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11501 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11502 } 11503 } 11504 11505 return PackageManager.INSTALL_SUCCEEDED; 11506 } 11507 11508 @Override 11509 int doPostCopy(int uid) { 11510 if (isFwdLocked()) { 11511 if (uid < Process.FIRST_APPLICATION_UID 11512 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11513 RES_FILE_NAME)) { 11514 Slog.e(TAG, "Failed to finalize " + cid); 11515 PackageHelper.destroySdDir(cid); 11516 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11517 } 11518 } 11519 11520 return PackageManager.INSTALL_SUCCEEDED; 11521 } 11522 } 11523 11524 /** 11525 * Logic to handle movement of existing installed applications. 11526 */ 11527 class MoveInstallArgs extends InstallArgs { 11528 private File codeFile; 11529 private File resourceFile; 11530 11531 /** New install */ 11532 MoveInstallArgs(InstallParams params) { 11533 super(params.origin, params.move, params.observer, params.installFlags, 11534 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11535 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11536 params.grantedRuntimePermissions); 11537 } 11538 11539 int copyApk(IMediaContainerService imcs, boolean temp) { 11540 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11541 + move.fromUuid + " to " + move.toUuid); 11542 synchronized (mInstaller) { 11543 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11544 move.dataAppName, move.appId, move.seinfo) != 0) { 11545 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11546 } 11547 } 11548 11549 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11550 resourceFile = codeFile; 11551 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11552 11553 return PackageManager.INSTALL_SUCCEEDED; 11554 } 11555 11556 int doPreInstall(int status) { 11557 if (status != PackageManager.INSTALL_SUCCEEDED) { 11558 cleanUp(move.toUuid); 11559 } 11560 return status; 11561 } 11562 11563 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11564 if (status != PackageManager.INSTALL_SUCCEEDED) { 11565 cleanUp(move.toUuid); 11566 return false; 11567 } 11568 11569 // Reflect the move in app info 11570 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11571 pkg.applicationInfo.setCodePath(pkg.codePath); 11572 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11573 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11574 pkg.applicationInfo.setResourcePath(pkg.codePath); 11575 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11576 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11577 11578 return true; 11579 } 11580 11581 int doPostInstall(int status, int uid) { 11582 if (status == PackageManager.INSTALL_SUCCEEDED) { 11583 cleanUp(move.fromUuid); 11584 } else { 11585 cleanUp(move.toUuid); 11586 } 11587 return status; 11588 } 11589 11590 @Override 11591 String getCodePath() { 11592 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11593 } 11594 11595 @Override 11596 String getResourcePath() { 11597 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11598 } 11599 11600 private boolean cleanUp(String volumeUuid) { 11601 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11602 move.dataAppName); 11603 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11604 synchronized (mInstallLock) { 11605 // Clean up both app data and code 11606 removeDataDirsLI(volumeUuid, move.packageName); 11607 if (codeFile.isDirectory()) { 11608 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11609 } else { 11610 codeFile.delete(); 11611 } 11612 } 11613 return true; 11614 } 11615 11616 void cleanUpResourcesLI() { 11617 throw new UnsupportedOperationException(); 11618 } 11619 11620 boolean doPostDeleteLI(boolean delete) { 11621 throw new UnsupportedOperationException(); 11622 } 11623 } 11624 11625 static String getAsecPackageName(String packageCid) { 11626 int idx = packageCid.lastIndexOf("-"); 11627 if (idx == -1) { 11628 return packageCid; 11629 } 11630 return packageCid.substring(0, idx); 11631 } 11632 11633 // Utility method used to create code paths based on package name and available index. 11634 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11635 String idxStr = ""; 11636 int idx = 1; 11637 // Fall back to default value of idx=1 if prefix is not 11638 // part of oldCodePath 11639 if (oldCodePath != null) { 11640 String subStr = oldCodePath; 11641 // Drop the suffix right away 11642 if (suffix != null && subStr.endsWith(suffix)) { 11643 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11644 } 11645 // If oldCodePath already contains prefix find out the 11646 // ending index to either increment or decrement. 11647 int sidx = subStr.lastIndexOf(prefix); 11648 if (sidx != -1) { 11649 subStr = subStr.substring(sidx + prefix.length()); 11650 if (subStr != null) { 11651 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11652 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11653 } 11654 try { 11655 idx = Integer.parseInt(subStr); 11656 if (idx <= 1) { 11657 idx++; 11658 } else { 11659 idx--; 11660 } 11661 } catch(NumberFormatException e) { 11662 } 11663 } 11664 } 11665 } 11666 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11667 return prefix + idxStr; 11668 } 11669 11670 private File getNextCodePath(File targetDir, String packageName) { 11671 int suffix = 1; 11672 File result; 11673 do { 11674 result = new File(targetDir, packageName + "-" + suffix); 11675 suffix++; 11676 } while (result.exists()); 11677 return result; 11678 } 11679 11680 // Utility method that returns the relative package path with respect 11681 // to the installation directory. Like say for /data/data/com.test-1.apk 11682 // string com.test-1 is returned. 11683 static String deriveCodePathName(String codePath) { 11684 if (codePath == null) { 11685 return null; 11686 } 11687 final File codeFile = new File(codePath); 11688 final String name = codeFile.getName(); 11689 if (codeFile.isDirectory()) { 11690 return name; 11691 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11692 final int lastDot = name.lastIndexOf('.'); 11693 return name.substring(0, lastDot); 11694 } else { 11695 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11696 return null; 11697 } 11698 } 11699 11700 class PackageInstalledInfo { 11701 String name; 11702 int uid; 11703 // The set of users that originally had this package installed. 11704 int[] origUsers; 11705 // The set of users that now have this package installed. 11706 int[] newUsers; 11707 PackageParser.Package pkg; 11708 int returnCode; 11709 String returnMsg; 11710 PackageRemovedInfo removedInfo; 11711 11712 public void setError(int code, String msg) { 11713 returnCode = code; 11714 returnMsg = msg; 11715 Slog.w(TAG, msg); 11716 } 11717 11718 public void setError(String msg, PackageParserException e) { 11719 returnCode = e.error; 11720 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11721 Slog.w(TAG, msg, e); 11722 } 11723 11724 public void setError(String msg, PackageManagerException e) { 11725 returnCode = e.error; 11726 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11727 Slog.w(TAG, msg, e); 11728 } 11729 11730 // In some error cases we want to convey more info back to the observer 11731 String origPackage; 11732 String origPermission; 11733 } 11734 11735 /* 11736 * Install a non-existing package. 11737 */ 11738 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11739 UserHandle user, String installerPackageName, String volumeUuid, 11740 PackageInstalledInfo res) { 11741 // Remember this for later, in case we need to rollback this install 11742 String pkgName = pkg.packageName; 11743 11744 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11745 final boolean dataDirExists = Environment 11746 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11747 synchronized(mPackages) { 11748 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11749 // A package with the same name is already installed, though 11750 // it has been renamed to an older name. The package we 11751 // are trying to install should be installed as an update to 11752 // the existing one, but that has not been requested, so bail. 11753 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11754 + " without first uninstalling package running as " 11755 + mSettings.mRenamedPackages.get(pkgName)); 11756 return; 11757 } 11758 if (mPackages.containsKey(pkgName)) { 11759 // Don't allow installation over an existing package with the same name. 11760 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11761 + " without first uninstalling."); 11762 return; 11763 } 11764 } 11765 11766 try { 11767 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11768 System.currentTimeMillis(), user); 11769 11770 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11771 // delete the partially installed application. the data directory will have to be 11772 // restored if it was already existing 11773 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11774 // remove package from internal structures. Note that we want deletePackageX to 11775 // delete the package data and cache directories that it created in 11776 // scanPackageLocked, unless those directories existed before we even tried to 11777 // install. 11778 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11779 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11780 res.removedInfo, true); 11781 } 11782 11783 } catch (PackageManagerException e) { 11784 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11785 } 11786 } 11787 11788 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11789 // Can't rotate keys during boot or if sharedUser. 11790 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11791 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11792 return false; 11793 } 11794 // app is using upgradeKeySets; make sure all are valid 11795 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11796 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11797 for (int i = 0; i < upgradeKeySets.length; i++) { 11798 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11799 Slog.wtf(TAG, "Package " 11800 + (oldPs.name != null ? oldPs.name : "<null>") 11801 + " contains upgrade-key-set reference to unknown key-set: " 11802 + upgradeKeySets[i] 11803 + " reverting to signatures check."); 11804 return false; 11805 } 11806 } 11807 return true; 11808 } 11809 11810 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11811 // Upgrade keysets are being used. Determine if new package has a superset of the 11812 // required keys. 11813 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11814 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11815 for (int i = 0; i < upgradeKeySets.length; i++) { 11816 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11817 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11818 return true; 11819 } 11820 } 11821 return false; 11822 } 11823 11824 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11825 UserHandle user, String installerPackageName, String volumeUuid, 11826 PackageInstalledInfo res) { 11827 final PackageParser.Package oldPackage; 11828 final String pkgName = pkg.packageName; 11829 final int[] allUsers; 11830 final boolean[] perUserInstalled; 11831 11832 // First find the old package info and check signatures 11833 synchronized(mPackages) { 11834 oldPackage = mPackages.get(pkgName); 11835 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11836 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11837 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11838 if(!checkUpgradeKeySetLP(ps, pkg)) { 11839 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11840 "New package not signed by keys specified by upgrade-keysets: " 11841 + pkgName); 11842 return; 11843 } 11844 } else { 11845 // default to original signature matching 11846 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11847 != PackageManager.SIGNATURE_MATCH) { 11848 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11849 "New package has a different signature: " + pkgName); 11850 return; 11851 } 11852 } 11853 11854 // In case of rollback, remember per-user/profile install state 11855 allUsers = sUserManager.getUserIds(); 11856 perUserInstalled = new boolean[allUsers.length]; 11857 for (int i = 0; i < allUsers.length; i++) { 11858 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11859 } 11860 } 11861 11862 boolean sysPkg = (isSystemApp(oldPackage)); 11863 if (sysPkg) { 11864 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11865 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11866 } else { 11867 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11868 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11869 } 11870 } 11871 11872 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11873 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11874 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11875 String volumeUuid, PackageInstalledInfo res) { 11876 String pkgName = deletedPackage.packageName; 11877 boolean deletedPkg = true; 11878 boolean updatedSettings = false; 11879 11880 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11881 + deletedPackage); 11882 long origUpdateTime; 11883 if (pkg.mExtras != null) { 11884 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11885 } else { 11886 origUpdateTime = 0; 11887 } 11888 11889 // First delete the existing package while retaining the data directory 11890 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11891 res.removedInfo, true)) { 11892 // If the existing package wasn't successfully deleted 11893 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11894 deletedPkg = false; 11895 } else { 11896 // Successfully deleted the old package; proceed with replace. 11897 11898 // If deleted package lived in a container, give users a chance to 11899 // relinquish resources before killing. 11900 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11901 if (DEBUG_INSTALL) { 11902 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11903 } 11904 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11905 final ArrayList<String> pkgList = new ArrayList<String>(1); 11906 pkgList.add(deletedPackage.applicationInfo.packageName); 11907 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11908 } 11909 11910 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11911 try { 11912 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11913 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11914 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11915 perUserInstalled, res, user); 11916 updatedSettings = true; 11917 } catch (PackageManagerException e) { 11918 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11919 } 11920 } 11921 11922 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11923 // remove package from internal structures. Note that we want deletePackageX to 11924 // delete the package data and cache directories that it created in 11925 // scanPackageLocked, unless those directories existed before we even tried to 11926 // install. 11927 if(updatedSettings) { 11928 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11929 deletePackageLI( 11930 pkgName, null, true, allUsers, perUserInstalled, 11931 PackageManager.DELETE_KEEP_DATA, 11932 res.removedInfo, true); 11933 } 11934 // Since we failed to install the new package we need to restore the old 11935 // package that we deleted. 11936 if (deletedPkg) { 11937 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11938 File restoreFile = new File(deletedPackage.codePath); 11939 // Parse old package 11940 boolean oldExternal = isExternal(deletedPackage); 11941 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11942 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11943 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11944 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11945 try { 11946 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11947 } catch (PackageManagerException e) { 11948 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11949 + e.getMessage()); 11950 return; 11951 } 11952 // Restore of old package succeeded. Update permissions. 11953 // writer 11954 synchronized (mPackages) { 11955 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11956 UPDATE_PERMISSIONS_ALL); 11957 // can downgrade to reader 11958 mSettings.writeLPr(); 11959 } 11960 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11961 } 11962 } 11963 } 11964 11965 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11966 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11967 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11968 String volumeUuid, PackageInstalledInfo res) { 11969 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11970 + ", old=" + deletedPackage); 11971 boolean disabledSystem = false; 11972 boolean updatedSettings = false; 11973 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11974 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11975 != 0) { 11976 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11977 } 11978 String packageName = deletedPackage.packageName; 11979 if (packageName == null) { 11980 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11981 "Attempt to delete null packageName."); 11982 return; 11983 } 11984 PackageParser.Package oldPkg; 11985 PackageSetting oldPkgSetting; 11986 // reader 11987 synchronized (mPackages) { 11988 oldPkg = mPackages.get(packageName); 11989 oldPkgSetting = mSettings.mPackages.get(packageName); 11990 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11991 (oldPkgSetting == null)) { 11992 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11993 "Couldn't find package:" + packageName + " information"); 11994 return; 11995 } 11996 } 11997 11998 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 11999 12000 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12001 res.removedInfo.removedPackage = packageName; 12002 // Remove existing system package 12003 removePackageLI(oldPkgSetting, true); 12004 // writer 12005 synchronized (mPackages) { 12006 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12007 if (!disabledSystem && deletedPackage != null) { 12008 // We didn't need to disable the .apk as a current system package, 12009 // which means we are replacing another update that is already 12010 // installed. We need to make sure to delete the older one's .apk. 12011 res.removedInfo.args = createInstallArgsForExisting(0, 12012 deletedPackage.applicationInfo.getCodePath(), 12013 deletedPackage.applicationInfo.getResourcePath(), 12014 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12015 } else { 12016 res.removedInfo.args = null; 12017 } 12018 } 12019 12020 // Successfully disabled the old package. Now proceed with re-installation 12021 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12022 12023 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12024 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12025 12026 PackageParser.Package newPackage = null; 12027 try { 12028 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 12029 if (newPackage.mExtras != null) { 12030 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12031 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12032 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12033 12034 // is the update attempting to change shared user? that isn't going to work... 12035 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12036 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12037 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12038 + " to " + newPkgSetting.sharedUser); 12039 updatedSettings = true; 12040 } 12041 } 12042 12043 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12044 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12045 perUserInstalled, res, user); 12046 updatedSettings = true; 12047 } 12048 12049 } catch (PackageManagerException e) { 12050 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12051 } 12052 12053 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12054 // Re installation failed. Restore old information 12055 // Remove new pkg information 12056 if (newPackage != null) { 12057 removeInstalledPackageLI(newPackage, true); 12058 } 12059 // Add back the old system package 12060 try { 12061 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12062 } catch (PackageManagerException e) { 12063 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12064 } 12065 // Restore the old system information in Settings 12066 synchronized (mPackages) { 12067 if (disabledSystem) { 12068 mSettings.enableSystemPackageLPw(packageName); 12069 } 12070 if (updatedSettings) { 12071 mSettings.setInstallerPackageName(packageName, 12072 oldPkgSetting.installerPackageName); 12073 } 12074 mSettings.writeLPr(); 12075 } 12076 } 12077 } 12078 12079 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12080 // Collect all used permissions in the UID 12081 ArraySet<String> usedPermissions = new ArraySet<>(); 12082 final int packageCount = su.packages.size(); 12083 for (int i = 0; i < packageCount; i++) { 12084 PackageSetting ps = su.packages.valueAt(i); 12085 if (ps.pkg == null) { 12086 continue; 12087 } 12088 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12089 for (int j = 0; j < requestedPermCount; j++) { 12090 String permission = ps.pkg.requestedPermissions.get(j); 12091 BasePermission bp = mSettings.mPermissions.get(permission); 12092 if (bp != null) { 12093 usedPermissions.add(permission); 12094 } 12095 } 12096 } 12097 12098 PermissionsState permissionsState = su.getPermissionsState(); 12099 // Prune install permissions 12100 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12101 final int installPermCount = installPermStates.size(); 12102 for (int i = installPermCount - 1; i >= 0; i--) { 12103 PermissionState permissionState = installPermStates.get(i); 12104 if (!usedPermissions.contains(permissionState.getName())) { 12105 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12106 if (bp != null) { 12107 permissionsState.revokeInstallPermission(bp); 12108 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12109 PackageManager.MASK_PERMISSION_FLAGS, 0); 12110 } 12111 } 12112 } 12113 12114 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12115 12116 // Prune runtime permissions 12117 for (int userId : allUserIds) { 12118 List<PermissionState> runtimePermStates = permissionsState 12119 .getRuntimePermissionStates(userId); 12120 final int runtimePermCount = runtimePermStates.size(); 12121 for (int i = runtimePermCount - 1; i >= 0; i--) { 12122 PermissionState permissionState = runtimePermStates.get(i); 12123 if (!usedPermissions.contains(permissionState.getName())) { 12124 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12125 if (bp != null) { 12126 permissionsState.revokeRuntimePermission(bp, userId); 12127 permissionsState.updatePermissionFlags(bp, userId, 12128 PackageManager.MASK_PERMISSION_FLAGS, 0); 12129 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12130 runtimePermissionChangedUserIds, userId); 12131 } 12132 } 12133 } 12134 } 12135 12136 return runtimePermissionChangedUserIds; 12137 } 12138 12139 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12140 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12141 UserHandle user) { 12142 String pkgName = newPackage.packageName; 12143 synchronized (mPackages) { 12144 //write settings. the installStatus will be incomplete at this stage. 12145 //note that the new package setting would have already been 12146 //added to mPackages. It hasn't been persisted yet. 12147 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12148 mSettings.writeLPr(); 12149 } 12150 12151 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12152 12153 synchronized (mPackages) { 12154 updatePermissionsLPw(newPackage.packageName, newPackage, 12155 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12156 ? UPDATE_PERMISSIONS_ALL : 0)); 12157 // For system-bundled packages, we assume that installing an upgraded version 12158 // of the package implies that the user actually wants to run that new code, 12159 // so we enable the package. 12160 PackageSetting ps = mSettings.mPackages.get(pkgName); 12161 if (ps != null) { 12162 if (isSystemApp(newPackage)) { 12163 // NB: implicit assumption that system package upgrades apply to all users 12164 if (DEBUG_INSTALL) { 12165 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12166 } 12167 if (res.origUsers != null) { 12168 for (int userHandle : res.origUsers) { 12169 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12170 userHandle, installerPackageName); 12171 } 12172 } 12173 // Also convey the prior install/uninstall state 12174 if (allUsers != null && perUserInstalled != null) { 12175 for (int i = 0; i < allUsers.length; i++) { 12176 if (DEBUG_INSTALL) { 12177 Slog.d(TAG, " user " + allUsers[i] 12178 + " => " + perUserInstalled[i]); 12179 } 12180 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12181 } 12182 // these install state changes will be persisted in the 12183 // upcoming call to mSettings.writeLPr(). 12184 } 12185 } 12186 // It's implied that when a user requests installation, they want the app to be 12187 // installed and enabled. 12188 int userId = user.getIdentifier(); 12189 if (userId != UserHandle.USER_ALL) { 12190 ps.setInstalled(true, userId); 12191 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12192 } 12193 } 12194 res.name = pkgName; 12195 res.uid = newPackage.applicationInfo.uid; 12196 res.pkg = newPackage; 12197 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12198 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12199 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12200 //to update install status 12201 mSettings.writeLPr(); 12202 } 12203 } 12204 12205 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12206 final int installFlags = args.installFlags; 12207 final String installerPackageName = args.installerPackageName; 12208 final String volumeUuid = args.volumeUuid; 12209 final File tmpPackageFile = new File(args.getCodePath()); 12210 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12211 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12212 || (args.volumeUuid != null)); 12213 boolean replace = false; 12214 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12215 if (args.move != null) { 12216 // moving a complete application; perfom an initial scan on the new install location 12217 scanFlags |= SCAN_INITIAL; 12218 } 12219 // Result object to be returned 12220 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12221 12222 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12223 // Retrieve PackageSettings and parse package 12224 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12225 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12226 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12227 PackageParser pp = new PackageParser(); 12228 pp.setSeparateProcesses(mSeparateProcesses); 12229 pp.setDisplayMetrics(mMetrics); 12230 12231 final PackageParser.Package pkg; 12232 try { 12233 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12234 } catch (PackageParserException e) { 12235 res.setError("Failed parse during installPackageLI", e); 12236 return; 12237 } 12238 12239 // Mark that we have an install time CPU ABI override. 12240 pkg.cpuAbiOverride = args.abiOverride; 12241 12242 String pkgName = res.name = pkg.packageName; 12243 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12244 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12245 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12246 return; 12247 } 12248 } 12249 12250 try { 12251 pp.collectCertificates(pkg, parseFlags); 12252 pp.collectManifestDigest(pkg); 12253 } catch (PackageParserException e) { 12254 res.setError("Failed collect during installPackageLI", e); 12255 return; 12256 } 12257 12258 /* If the installer passed in a manifest digest, compare it now. */ 12259 if (args.manifestDigest != null) { 12260 if (DEBUG_INSTALL) { 12261 final String parsedManifest = pkg.manifestDigest == null ? "null" 12262 : pkg.manifestDigest.toString(); 12263 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12264 + parsedManifest); 12265 } 12266 12267 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12268 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12269 return; 12270 } 12271 } else if (DEBUG_INSTALL) { 12272 final String parsedManifest = pkg.manifestDigest == null 12273 ? "null" : pkg.manifestDigest.toString(); 12274 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12275 } 12276 12277 // Get rid of all references to package scan path via parser. 12278 pp = null; 12279 String oldCodePath = null; 12280 boolean systemApp = false; 12281 synchronized (mPackages) { 12282 // Check if installing already existing package 12283 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12284 String oldName = mSettings.mRenamedPackages.get(pkgName); 12285 if (pkg.mOriginalPackages != null 12286 && pkg.mOriginalPackages.contains(oldName) 12287 && mPackages.containsKey(oldName)) { 12288 // This package is derived from an original package, 12289 // and this device has been updating from that original 12290 // name. We must continue using the original name, so 12291 // rename the new package here. 12292 pkg.setPackageName(oldName); 12293 pkgName = pkg.packageName; 12294 replace = true; 12295 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12296 + oldName + " pkgName=" + pkgName); 12297 } else if (mPackages.containsKey(pkgName)) { 12298 // This package, under its official name, already exists 12299 // on the device; we should replace it. 12300 replace = true; 12301 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12302 } 12303 12304 // Prevent apps opting out from runtime permissions 12305 if (replace) { 12306 PackageParser.Package oldPackage = mPackages.get(pkgName); 12307 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12308 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12309 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12310 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12311 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12312 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12313 + " doesn't support runtime permissions but the old" 12314 + " target SDK " + oldTargetSdk + " does."); 12315 return; 12316 } 12317 } 12318 } 12319 12320 PackageSetting ps = mSettings.mPackages.get(pkgName); 12321 if (ps != null) { 12322 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12323 12324 // Quick sanity check that we're signed correctly if updating; 12325 // we'll check this again later when scanning, but we want to 12326 // bail early here before tripping over redefined permissions. 12327 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12328 if (!checkUpgradeKeySetLP(ps, pkg)) { 12329 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12330 + pkg.packageName + " upgrade keys do not match the " 12331 + "previously installed version"); 12332 return; 12333 } 12334 } else { 12335 try { 12336 verifySignaturesLP(ps, pkg); 12337 } catch (PackageManagerException e) { 12338 res.setError(e.error, e.getMessage()); 12339 return; 12340 } 12341 } 12342 12343 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12344 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12345 systemApp = (ps.pkg.applicationInfo.flags & 12346 ApplicationInfo.FLAG_SYSTEM) != 0; 12347 } 12348 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12349 } 12350 12351 // Check whether the newly-scanned package wants to define an already-defined perm 12352 int N = pkg.permissions.size(); 12353 for (int i = N-1; i >= 0; i--) { 12354 PackageParser.Permission perm = pkg.permissions.get(i); 12355 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12356 if (bp != null) { 12357 // If the defining package is signed with our cert, it's okay. This 12358 // also includes the "updating the same package" case, of course. 12359 // "updating same package" could also involve key-rotation. 12360 final boolean sigsOk; 12361 if (bp.sourcePackage.equals(pkg.packageName) 12362 && (bp.packageSetting instanceof PackageSetting) 12363 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12364 scanFlags))) { 12365 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12366 } else { 12367 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12368 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12369 } 12370 if (!sigsOk) { 12371 // If the owning package is the system itself, we log but allow 12372 // install to proceed; we fail the install on all other permission 12373 // redefinitions. 12374 if (!bp.sourcePackage.equals("android")) { 12375 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12376 + pkg.packageName + " attempting to redeclare permission " 12377 + perm.info.name + " already owned by " + bp.sourcePackage); 12378 res.origPermission = perm.info.name; 12379 res.origPackage = bp.sourcePackage; 12380 return; 12381 } else { 12382 Slog.w(TAG, "Package " + pkg.packageName 12383 + " attempting to redeclare system permission " 12384 + perm.info.name + "; ignoring new declaration"); 12385 pkg.permissions.remove(i); 12386 } 12387 } 12388 } 12389 } 12390 12391 } 12392 12393 if (systemApp && onExternal) { 12394 // Disable updates to system apps on sdcard 12395 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12396 "Cannot install updates to system apps on sdcard"); 12397 return; 12398 } 12399 12400 if (args.move != null) { 12401 // We did an in-place move, so dex is ready to roll 12402 scanFlags |= SCAN_NO_DEX; 12403 scanFlags |= SCAN_MOVE; 12404 12405 synchronized (mPackages) { 12406 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12407 if (ps == null) { 12408 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12409 "Missing settings for moved package " + pkgName); 12410 } 12411 12412 // We moved the entire application as-is, so bring over the 12413 // previously derived ABI information. 12414 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12415 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12416 } 12417 12418 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12419 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12420 scanFlags |= SCAN_NO_DEX; 12421 12422 try { 12423 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12424 true /* extract libs */); 12425 } catch (PackageManagerException pme) { 12426 Slog.e(TAG, "Error deriving application ABI", pme); 12427 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12428 return; 12429 } 12430 12431 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12432 int result = mPackageDexOptimizer 12433 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12434 false /* defer */, false /* inclDependencies */, 12435 true /* boot complete */); 12436 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12437 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12438 return; 12439 } 12440 } 12441 12442 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12443 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12444 return; 12445 } 12446 12447 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12448 12449 if (replace) { 12450 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12451 installerPackageName, volumeUuid, res); 12452 } else { 12453 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12454 args.user, installerPackageName, volumeUuid, res); 12455 } 12456 synchronized (mPackages) { 12457 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12458 if (ps != null) { 12459 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12460 } 12461 } 12462 } 12463 12464 private void startIntentFilterVerifications(int userId, boolean replacing, 12465 PackageParser.Package pkg) { 12466 if (mIntentFilterVerifierComponent == null) { 12467 Slog.w(TAG, "No IntentFilter verification will not be done as " 12468 + "there is no IntentFilterVerifier available!"); 12469 return; 12470 } 12471 12472 final int verifierUid = getPackageUid( 12473 mIntentFilterVerifierComponent.getPackageName(), 12474 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12475 12476 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12477 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12478 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12479 mHandler.sendMessage(msg); 12480 } 12481 12482 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12483 PackageParser.Package pkg) { 12484 int size = pkg.activities.size(); 12485 if (size == 0) { 12486 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12487 "No activity, so no need to verify any IntentFilter!"); 12488 return; 12489 } 12490 12491 final boolean hasDomainURLs = hasDomainURLs(pkg); 12492 if (!hasDomainURLs) { 12493 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12494 "No domain URLs, so no need to verify any IntentFilter!"); 12495 return; 12496 } 12497 12498 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12499 + " if any IntentFilter from the " + size 12500 + " Activities needs verification ..."); 12501 12502 int count = 0; 12503 final String packageName = pkg.packageName; 12504 12505 synchronized (mPackages) { 12506 // If this is a new install and we see that we've already run verification for this 12507 // package, we have nothing to do: it means the state was restored from backup. 12508 if (!replacing) { 12509 IntentFilterVerificationInfo ivi = 12510 mSettings.getIntentFilterVerificationLPr(packageName); 12511 if (ivi != null) { 12512 if (DEBUG_DOMAIN_VERIFICATION) { 12513 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12514 + ivi.getStatusString()); 12515 } 12516 return; 12517 } 12518 } 12519 12520 // If any filters need to be verified, then all need to be. 12521 boolean needToVerify = false; 12522 for (PackageParser.Activity a : pkg.activities) { 12523 for (ActivityIntentInfo filter : a.intents) { 12524 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12525 if (DEBUG_DOMAIN_VERIFICATION) { 12526 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12527 } 12528 needToVerify = true; 12529 break; 12530 } 12531 } 12532 } 12533 12534 if (needToVerify) { 12535 final int verificationId = mIntentFilterVerificationToken++; 12536 for (PackageParser.Activity a : pkg.activities) { 12537 for (ActivityIntentInfo filter : a.intents) { 12538 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12539 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12540 "Verification needed for IntentFilter:" + filter.toString()); 12541 mIntentFilterVerifier.addOneIntentFilterVerification( 12542 verifierUid, userId, verificationId, filter, packageName); 12543 count++; 12544 } 12545 } 12546 } 12547 } 12548 } 12549 12550 if (count > 0) { 12551 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12552 + " IntentFilter verification" + (count > 1 ? "s" : "") 12553 + " for userId:" + userId); 12554 mIntentFilterVerifier.startVerifications(userId); 12555 } else { 12556 if (DEBUG_DOMAIN_VERIFICATION) { 12557 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12558 } 12559 } 12560 } 12561 12562 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12563 final ComponentName cn = filter.activity.getComponentName(); 12564 final String packageName = cn.getPackageName(); 12565 12566 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12567 packageName); 12568 if (ivi == null) { 12569 return true; 12570 } 12571 int status = ivi.getStatus(); 12572 switch (status) { 12573 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12574 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12575 return true; 12576 12577 default: 12578 // Nothing to do 12579 return false; 12580 } 12581 } 12582 12583 private static boolean isMultiArch(PackageSetting ps) { 12584 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12585 } 12586 12587 private static boolean isMultiArch(ApplicationInfo info) { 12588 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12589 } 12590 12591 private static boolean isExternal(PackageParser.Package pkg) { 12592 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12593 } 12594 12595 private static boolean isExternal(PackageSetting ps) { 12596 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12597 } 12598 12599 private static boolean isExternal(ApplicationInfo info) { 12600 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12601 } 12602 12603 private static boolean isSystemApp(PackageParser.Package pkg) { 12604 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12605 } 12606 12607 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12608 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12609 } 12610 12611 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12612 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12613 } 12614 12615 private static boolean isSystemApp(PackageSetting ps) { 12616 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12617 } 12618 12619 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12620 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12621 } 12622 12623 private int packageFlagsToInstallFlags(PackageSetting ps) { 12624 int installFlags = 0; 12625 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12626 // This existing package was an external ASEC install when we have 12627 // the external flag without a UUID 12628 installFlags |= PackageManager.INSTALL_EXTERNAL; 12629 } 12630 if (ps.isForwardLocked()) { 12631 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12632 } 12633 return installFlags; 12634 } 12635 12636 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 12637 if (isExternal(pkg)) { 12638 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12639 return StorageManager.UUID_PRIMARY_PHYSICAL; 12640 } else { 12641 return pkg.volumeUuid; 12642 } 12643 } else { 12644 return StorageManager.UUID_PRIVATE_INTERNAL; 12645 } 12646 } 12647 12648 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12649 if (isExternal(pkg)) { 12650 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12651 return mSettings.getExternalVersion(); 12652 } else { 12653 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12654 } 12655 } else { 12656 return mSettings.getInternalVersion(); 12657 } 12658 } 12659 12660 private void deleteTempPackageFiles() { 12661 final FilenameFilter filter = new FilenameFilter() { 12662 public boolean accept(File dir, String name) { 12663 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12664 } 12665 }; 12666 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12667 file.delete(); 12668 } 12669 } 12670 12671 @Override 12672 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12673 int flags) { 12674 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12675 flags); 12676 } 12677 12678 @Override 12679 public void deletePackage(final String packageName, 12680 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12681 mContext.enforceCallingOrSelfPermission( 12682 android.Manifest.permission.DELETE_PACKAGES, null); 12683 Preconditions.checkNotNull(packageName); 12684 Preconditions.checkNotNull(observer); 12685 final int uid = Binder.getCallingUid(); 12686 if (UserHandle.getUserId(uid) != userId) { 12687 mContext.enforceCallingPermission( 12688 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12689 "deletePackage for user " + userId); 12690 } 12691 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12692 try { 12693 observer.onPackageDeleted(packageName, 12694 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12695 } catch (RemoteException re) { 12696 } 12697 return; 12698 } 12699 12700 boolean uninstallBlocked = false; 12701 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12702 int[] users = sUserManager.getUserIds(); 12703 for (int i = 0; i < users.length; ++i) { 12704 if (getBlockUninstallForUser(packageName, users[i])) { 12705 uninstallBlocked = true; 12706 break; 12707 } 12708 } 12709 } else { 12710 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12711 } 12712 if (uninstallBlocked) { 12713 try { 12714 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12715 null); 12716 } catch (RemoteException re) { 12717 } 12718 return; 12719 } 12720 12721 if (DEBUG_REMOVE) { 12722 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12723 } 12724 // Queue up an async operation since the package deletion may take a little while. 12725 mHandler.post(new Runnable() { 12726 public void run() { 12727 mHandler.removeCallbacks(this); 12728 final int returnCode = deletePackageX(packageName, userId, flags); 12729 if (observer != null) { 12730 try { 12731 observer.onPackageDeleted(packageName, returnCode, null); 12732 } catch (RemoteException e) { 12733 Log.i(TAG, "Observer no longer exists."); 12734 } //end catch 12735 } //end if 12736 } //end run 12737 }); 12738 } 12739 12740 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12741 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12742 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12743 try { 12744 if (dpm != null) { 12745 if (dpm.isDeviceOwner(packageName)) { 12746 return true; 12747 } 12748 int[] users; 12749 if (userId == UserHandle.USER_ALL) { 12750 users = sUserManager.getUserIds(); 12751 } else { 12752 users = new int[]{userId}; 12753 } 12754 for (int i = 0; i < users.length; ++i) { 12755 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12756 return true; 12757 } 12758 } 12759 } 12760 } catch (RemoteException e) { 12761 } 12762 return false; 12763 } 12764 12765 /** 12766 * This method is an internal method that could be get invoked either 12767 * to delete an installed package or to clean up a failed installation. 12768 * After deleting an installed package, a broadcast is sent to notify any 12769 * listeners that the package has been installed. For cleaning up a failed 12770 * installation, the broadcast is not necessary since the package's 12771 * installation wouldn't have sent the initial broadcast either 12772 * The key steps in deleting a package are 12773 * deleting the package information in internal structures like mPackages, 12774 * deleting the packages base directories through installd 12775 * updating mSettings to reflect current status 12776 * persisting settings for later use 12777 * sending a broadcast if necessary 12778 */ 12779 private int deletePackageX(String packageName, int userId, int flags) { 12780 final PackageRemovedInfo info = new PackageRemovedInfo(); 12781 final boolean res; 12782 12783 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12784 ? UserHandle.ALL : new UserHandle(userId); 12785 12786 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12787 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12788 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12789 } 12790 12791 boolean removedForAllUsers = false; 12792 boolean systemUpdate = false; 12793 12794 // for the uninstall-updates case and restricted profiles, remember the per- 12795 // userhandle installed state 12796 int[] allUsers; 12797 boolean[] perUserInstalled; 12798 synchronized (mPackages) { 12799 PackageSetting ps = mSettings.mPackages.get(packageName); 12800 allUsers = sUserManager.getUserIds(); 12801 perUserInstalled = new boolean[allUsers.length]; 12802 for (int i = 0; i < allUsers.length; i++) { 12803 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12804 } 12805 } 12806 12807 synchronized (mInstallLock) { 12808 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12809 res = deletePackageLI(packageName, removeForUser, 12810 true, allUsers, perUserInstalled, 12811 flags | REMOVE_CHATTY, info, true); 12812 systemUpdate = info.isRemovedPackageSystemUpdate; 12813 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12814 removedForAllUsers = true; 12815 } 12816 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12817 + " removedForAllUsers=" + removedForAllUsers); 12818 } 12819 12820 if (res) { 12821 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12822 12823 // If the removed package was a system update, the old system package 12824 // was re-enabled; we need to broadcast this information 12825 if (systemUpdate) { 12826 Bundle extras = new Bundle(1); 12827 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12828 ? info.removedAppId : info.uid); 12829 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12830 12831 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12832 extras, null, null, null); 12833 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12834 extras, null, null, null); 12835 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12836 null, packageName, null, null); 12837 } 12838 } 12839 // Force a gc here. 12840 Runtime.getRuntime().gc(); 12841 // Delete the resources here after sending the broadcast to let 12842 // other processes clean up before deleting resources. 12843 if (info.args != null) { 12844 synchronized (mInstallLock) { 12845 info.args.doPostDeleteLI(true); 12846 } 12847 } 12848 12849 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12850 } 12851 12852 class PackageRemovedInfo { 12853 String removedPackage; 12854 int uid = -1; 12855 int removedAppId = -1; 12856 int[] removedUsers = null; 12857 boolean isRemovedPackageSystemUpdate = false; 12858 // Clean up resources deleted packages. 12859 InstallArgs args = null; 12860 12861 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12862 Bundle extras = new Bundle(1); 12863 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12864 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12865 if (replacing) { 12866 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12867 } 12868 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12869 if (removedPackage != null) { 12870 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12871 extras, null, null, removedUsers); 12872 if (fullRemove && !replacing) { 12873 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12874 extras, null, null, removedUsers); 12875 } 12876 } 12877 if (removedAppId >= 0) { 12878 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12879 removedUsers); 12880 } 12881 } 12882 } 12883 12884 /* 12885 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12886 * flag is not set, the data directory is removed as well. 12887 * make sure this flag is set for partially installed apps. If not its meaningless to 12888 * delete a partially installed application. 12889 */ 12890 private void removePackageDataLI(PackageSetting ps, 12891 int[] allUserHandles, boolean[] perUserInstalled, 12892 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12893 String packageName = ps.name; 12894 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12895 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12896 // Retrieve object to delete permissions for shared user later on 12897 final PackageSetting deletedPs; 12898 // reader 12899 synchronized (mPackages) { 12900 deletedPs = mSettings.mPackages.get(packageName); 12901 if (outInfo != null) { 12902 outInfo.removedPackage = packageName; 12903 outInfo.removedUsers = deletedPs != null 12904 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12905 : null; 12906 } 12907 } 12908 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12909 removeDataDirsLI(ps.volumeUuid, packageName); 12910 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12911 } 12912 // writer 12913 synchronized (mPackages) { 12914 if (deletedPs != null) { 12915 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12916 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12917 clearDefaultBrowserIfNeeded(packageName); 12918 if (outInfo != null) { 12919 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12920 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12921 } 12922 updatePermissionsLPw(deletedPs.name, null, 0); 12923 if (deletedPs.sharedUser != null) { 12924 // Remove permissions associated with package. Since runtime 12925 // permissions are per user we have to kill the removed package 12926 // or packages running under the shared user of the removed 12927 // package if revoking the permissions requested only by the removed 12928 // package is successful and this causes a change in gids. 12929 for (int userId : UserManagerService.getInstance().getUserIds()) { 12930 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12931 userId); 12932 if (userIdToKill == UserHandle.USER_ALL 12933 || userIdToKill >= UserHandle.USER_OWNER) { 12934 // If gids changed for this user, kill all affected packages. 12935 mHandler.post(new Runnable() { 12936 @Override 12937 public void run() { 12938 // This has to happen with no lock held. 12939 killApplication(deletedPs.name, deletedPs.appId, 12940 KILL_APP_REASON_GIDS_CHANGED); 12941 } 12942 }); 12943 break; 12944 } 12945 } 12946 } 12947 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12948 } 12949 // make sure to preserve per-user disabled state if this removal was just 12950 // a downgrade of a system app to the factory package 12951 if (allUserHandles != null && perUserInstalled != null) { 12952 if (DEBUG_REMOVE) { 12953 Slog.d(TAG, "Propagating install state across downgrade"); 12954 } 12955 for (int i = 0; i < allUserHandles.length; i++) { 12956 if (DEBUG_REMOVE) { 12957 Slog.d(TAG, " user " + allUserHandles[i] 12958 + " => " + perUserInstalled[i]); 12959 } 12960 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12961 } 12962 } 12963 } 12964 // can downgrade to reader 12965 if (writeSettings) { 12966 // Save settings now 12967 mSettings.writeLPr(); 12968 } 12969 } 12970 if (outInfo != null) { 12971 // A user ID was deleted here. Go through all users and remove it 12972 // from KeyStore. 12973 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12974 } 12975 } 12976 12977 static boolean locationIsPrivileged(File path) { 12978 try { 12979 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12980 .getCanonicalPath(); 12981 return path.getCanonicalPath().startsWith(privilegedAppDir); 12982 } catch (IOException e) { 12983 Slog.e(TAG, "Unable to access code path " + path); 12984 } 12985 return false; 12986 } 12987 12988 /* 12989 * Tries to delete system package. 12990 */ 12991 private boolean deleteSystemPackageLI(PackageSetting newPs, 12992 int[] allUserHandles, boolean[] perUserInstalled, 12993 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12994 final boolean applyUserRestrictions 12995 = (allUserHandles != null) && (perUserInstalled != null); 12996 PackageSetting disabledPs = null; 12997 // Confirm if the system package has been updated 12998 // An updated system app can be deleted. This will also have to restore 12999 // the system pkg from system partition 13000 // reader 13001 synchronized (mPackages) { 13002 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13003 } 13004 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13005 + " disabledPs=" + disabledPs); 13006 if (disabledPs == null) { 13007 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13008 return false; 13009 } else if (DEBUG_REMOVE) { 13010 Slog.d(TAG, "Deleting system pkg from data partition"); 13011 } 13012 if (DEBUG_REMOVE) { 13013 if (applyUserRestrictions) { 13014 Slog.d(TAG, "Remembering install states:"); 13015 for (int i = 0; i < allUserHandles.length; i++) { 13016 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13017 } 13018 } 13019 } 13020 // Delete the updated package 13021 outInfo.isRemovedPackageSystemUpdate = true; 13022 if (disabledPs.versionCode < newPs.versionCode) { 13023 // Delete data for downgrades 13024 flags &= ~PackageManager.DELETE_KEEP_DATA; 13025 } else { 13026 // Preserve data by setting flag 13027 flags |= PackageManager.DELETE_KEEP_DATA; 13028 } 13029 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13030 allUserHandles, perUserInstalled, outInfo, writeSettings); 13031 if (!ret) { 13032 return false; 13033 } 13034 // writer 13035 synchronized (mPackages) { 13036 // Reinstate the old system package 13037 mSettings.enableSystemPackageLPw(newPs.name); 13038 // Remove any native libraries from the upgraded package. 13039 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13040 } 13041 // Install the system package 13042 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13043 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13044 if (locationIsPrivileged(disabledPs.codePath)) { 13045 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13046 } 13047 13048 final PackageParser.Package newPkg; 13049 try { 13050 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13051 } catch (PackageManagerException e) { 13052 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13053 return false; 13054 } 13055 13056 // writer 13057 synchronized (mPackages) { 13058 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13059 13060 // Propagate the permissions state as we do not want to drop on the floor 13061 // runtime permissions. The update permissions method below will take 13062 // care of removing obsolete permissions and grant install permissions. 13063 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13064 updatePermissionsLPw(newPkg.packageName, newPkg, 13065 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13066 13067 if (applyUserRestrictions) { 13068 if (DEBUG_REMOVE) { 13069 Slog.d(TAG, "Propagating install state across reinstall"); 13070 } 13071 for (int i = 0; i < allUserHandles.length; i++) { 13072 if (DEBUG_REMOVE) { 13073 Slog.d(TAG, " user " + allUserHandles[i] 13074 + " => " + perUserInstalled[i]); 13075 } 13076 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13077 13078 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13079 } 13080 // Regardless of writeSettings we need to ensure that this restriction 13081 // state propagation is persisted 13082 mSettings.writeAllUsersPackageRestrictionsLPr(); 13083 } 13084 // can downgrade to reader here 13085 if (writeSettings) { 13086 mSettings.writeLPr(); 13087 } 13088 } 13089 return true; 13090 } 13091 13092 private boolean deleteInstalledPackageLI(PackageSetting ps, 13093 boolean deleteCodeAndResources, int flags, 13094 int[] allUserHandles, boolean[] perUserInstalled, 13095 PackageRemovedInfo outInfo, boolean writeSettings) { 13096 if (outInfo != null) { 13097 outInfo.uid = ps.appId; 13098 } 13099 13100 // Delete package data from internal structures and also remove data if flag is set 13101 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13102 13103 // Delete application code and resources 13104 if (deleteCodeAndResources && (outInfo != null)) { 13105 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13106 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13107 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13108 } 13109 return true; 13110 } 13111 13112 @Override 13113 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13114 int userId) { 13115 mContext.enforceCallingOrSelfPermission( 13116 android.Manifest.permission.DELETE_PACKAGES, null); 13117 synchronized (mPackages) { 13118 PackageSetting ps = mSettings.mPackages.get(packageName); 13119 if (ps == null) { 13120 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13121 return false; 13122 } 13123 if (!ps.getInstalled(userId)) { 13124 // Can't block uninstall for an app that is not installed or enabled. 13125 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13126 return false; 13127 } 13128 ps.setBlockUninstall(blockUninstall, userId); 13129 mSettings.writePackageRestrictionsLPr(userId); 13130 } 13131 return true; 13132 } 13133 13134 @Override 13135 public boolean getBlockUninstallForUser(String packageName, int userId) { 13136 synchronized (mPackages) { 13137 PackageSetting ps = mSettings.mPackages.get(packageName); 13138 if (ps == null) { 13139 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13140 return false; 13141 } 13142 return ps.getBlockUninstall(userId); 13143 } 13144 } 13145 13146 /* 13147 * This method handles package deletion in general 13148 */ 13149 private boolean deletePackageLI(String packageName, UserHandle user, 13150 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13151 int flags, PackageRemovedInfo outInfo, 13152 boolean writeSettings) { 13153 if (packageName == null) { 13154 Slog.w(TAG, "Attempt to delete null packageName."); 13155 return false; 13156 } 13157 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13158 PackageSetting ps; 13159 boolean dataOnly = false; 13160 int removeUser = -1; 13161 int appId = -1; 13162 synchronized (mPackages) { 13163 ps = mSettings.mPackages.get(packageName); 13164 if (ps == null) { 13165 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13166 return false; 13167 } 13168 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13169 && user.getIdentifier() != UserHandle.USER_ALL) { 13170 // The caller is asking that the package only be deleted for a single 13171 // user. To do this, we just mark its uninstalled state and delete 13172 // its data. If this is a system app, we only allow this to happen if 13173 // they have set the special DELETE_SYSTEM_APP which requests different 13174 // semantics than normal for uninstalling system apps. 13175 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13176 final int userId = user.getIdentifier(); 13177 ps.setUserState(userId, 13178 COMPONENT_ENABLED_STATE_DEFAULT, 13179 false, //installed 13180 true, //stopped 13181 true, //notLaunched 13182 false, //hidden 13183 null, null, null, 13184 false, // blockUninstall 13185 ps.readUserState(userId).domainVerificationStatus, 0); 13186 if (!isSystemApp(ps)) { 13187 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13188 // Other user still have this package installed, so all 13189 // we need to do is clear this user's data and save that 13190 // it is uninstalled. 13191 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13192 removeUser = user.getIdentifier(); 13193 appId = ps.appId; 13194 scheduleWritePackageRestrictionsLocked(removeUser); 13195 } else { 13196 // We need to set it back to 'installed' so the uninstall 13197 // broadcasts will be sent correctly. 13198 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13199 ps.setInstalled(true, user.getIdentifier()); 13200 } 13201 } else { 13202 // This is a system app, so we assume that the 13203 // other users still have this package installed, so all 13204 // we need to do is clear this user's data and save that 13205 // it is uninstalled. 13206 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13207 removeUser = user.getIdentifier(); 13208 appId = ps.appId; 13209 scheduleWritePackageRestrictionsLocked(removeUser); 13210 } 13211 } 13212 } 13213 13214 if (removeUser >= 0) { 13215 // From above, we determined that we are deleting this only 13216 // for a single user. Continue the work here. 13217 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13218 if (outInfo != null) { 13219 outInfo.removedPackage = packageName; 13220 outInfo.removedAppId = appId; 13221 outInfo.removedUsers = new int[] {removeUser}; 13222 } 13223 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13224 removeKeystoreDataIfNeeded(removeUser, appId); 13225 schedulePackageCleaning(packageName, removeUser, false); 13226 synchronized (mPackages) { 13227 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13228 scheduleWritePackageRestrictionsLocked(removeUser); 13229 } 13230 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13231 } 13232 return true; 13233 } 13234 13235 if (dataOnly) { 13236 // Delete application data first 13237 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13238 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13239 return true; 13240 } 13241 13242 boolean ret = false; 13243 if (isSystemApp(ps)) { 13244 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13245 // When an updated system application is deleted we delete the existing resources as well and 13246 // fall back to existing code in system partition 13247 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13248 flags, outInfo, writeSettings); 13249 } else { 13250 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13251 // Kill application pre-emptively especially for apps on sd. 13252 killApplication(packageName, ps.appId, "uninstall pkg"); 13253 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13254 allUserHandles, perUserInstalled, 13255 outInfo, writeSettings); 13256 } 13257 13258 return ret; 13259 } 13260 13261 private final class ClearStorageConnection implements ServiceConnection { 13262 IMediaContainerService mContainerService; 13263 13264 @Override 13265 public void onServiceConnected(ComponentName name, IBinder service) { 13266 synchronized (this) { 13267 mContainerService = IMediaContainerService.Stub.asInterface(service); 13268 notifyAll(); 13269 } 13270 } 13271 13272 @Override 13273 public void onServiceDisconnected(ComponentName name) { 13274 } 13275 } 13276 13277 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13278 final boolean mounted; 13279 if (Environment.isExternalStorageEmulated()) { 13280 mounted = true; 13281 } else { 13282 final String status = Environment.getExternalStorageState(); 13283 13284 mounted = status.equals(Environment.MEDIA_MOUNTED) 13285 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13286 } 13287 13288 if (!mounted) { 13289 return; 13290 } 13291 13292 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13293 int[] users; 13294 if (userId == UserHandle.USER_ALL) { 13295 users = sUserManager.getUserIds(); 13296 } else { 13297 users = new int[] { userId }; 13298 } 13299 final ClearStorageConnection conn = new ClearStorageConnection(); 13300 if (mContext.bindServiceAsUser( 13301 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13302 try { 13303 for (int curUser : users) { 13304 long timeout = SystemClock.uptimeMillis() + 5000; 13305 synchronized (conn) { 13306 long now = SystemClock.uptimeMillis(); 13307 while (conn.mContainerService == null && now < timeout) { 13308 try { 13309 conn.wait(timeout - now); 13310 } catch (InterruptedException e) { 13311 } 13312 } 13313 } 13314 if (conn.mContainerService == null) { 13315 return; 13316 } 13317 13318 final UserEnvironment userEnv = new UserEnvironment(curUser); 13319 clearDirectory(conn.mContainerService, 13320 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13321 if (allData) { 13322 clearDirectory(conn.mContainerService, 13323 userEnv.buildExternalStorageAppDataDirs(packageName)); 13324 clearDirectory(conn.mContainerService, 13325 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13326 } 13327 } 13328 } finally { 13329 mContext.unbindService(conn); 13330 } 13331 } 13332 } 13333 13334 @Override 13335 public void clearApplicationUserData(final String packageName, 13336 final IPackageDataObserver observer, final int userId) { 13337 mContext.enforceCallingOrSelfPermission( 13338 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13339 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13340 // Queue up an async operation since the package deletion may take a little while. 13341 mHandler.post(new Runnable() { 13342 public void run() { 13343 mHandler.removeCallbacks(this); 13344 final boolean succeeded; 13345 synchronized (mInstallLock) { 13346 succeeded = clearApplicationUserDataLI(packageName, userId); 13347 } 13348 clearExternalStorageDataSync(packageName, userId, true); 13349 if (succeeded) { 13350 // invoke DeviceStorageMonitor's update method to clear any notifications 13351 DeviceStorageMonitorInternal 13352 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13353 if (dsm != null) { 13354 dsm.checkMemory(); 13355 } 13356 } 13357 if(observer != null) { 13358 try { 13359 observer.onRemoveCompleted(packageName, succeeded); 13360 } catch (RemoteException e) { 13361 Log.i(TAG, "Observer no longer exists."); 13362 } 13363 } //end if observer 13364 } //end run 13365 }); 13366 } 13367 13368 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13369 if (packageName == null) { 13370 Slog.w(TAG, "Attempt to delete null packageName."); 13371 return false; 13372 } 13373 13374 // Try finding details about the requested package 13375 PackageParser.Package pkg; 13376 synchronized (mPackages) { 13377 pkg = mPackages.get(packageName); 13378 if (pkg == null) { 13379 final PackageSetting ps = mSettings.mPackages.get(packageName); 13380 if (ps != null) { 13381 pkg = ps.pkg; 13382 } 13383 } 13384 13385 if (pkg == null) { 13386 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13387 return false; 13388 } 13389 13390 PackageSetting ps = (PackageSetting) pkg.mExtras; 13391 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13392 } 13393 13394 // Always delete data directories for package, even if we found no other 13395 // record of app. This helps users recover from UID mismatches without 13396 // resorting to a full data wipe. 13397 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13398 if (retCode < 0) { 13399 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13400 return false; 13401 } 13402 13403 final int appId = pkg.applicationInfo.uid; 13404 removeKeystoreDataIfNeeded(userId, appId); 13405 13406 // Create a native library symlink only if we have native libraries 13407 // and if the native libraries are 32 bit libraries. We do not provide 13408 // this symlink for 64 bit libraries. 13409 if (pkg.applicationInfo.primaryCpuAbi != null && 13410 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13411 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13412 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13413 nativeLibPath, userId) < 0) { 13414 Slog.w(TAG, "Failed linking native library dir"); 13415 return false; 13416 } 13417 } 13418 13419 return true; 13420 } 13421 13422 /** 13423 * Reverts user permission state changes (permissions and flags) in 13424 * all packages for a given user. 13425 * 13426 * @param userId The device user for which to do a reset. 13427 */ 13428 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13429 final int packageCount = mPackages.size(); 13430 for (int i = 0; i < packageCount; i++) { 13431 PackageParser.Package pkg = mPackages.valueAt(i); 13432 PackageSetting ps = (PackageSetting) pkg.mExtras; 13433 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13434 } 13435 } 13436 13437 /** 13438 * Reverts user permission state changes (permissions and flags). 13439 * 13440 * @param ps The package for which to reset. 13441 * @param userId The device user for which to do a reset. 13442 */ 13443 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13444 final PackageSetting ps, final int userId) { 13445 if (ps.pkg == null) { 13446 return; 13447 } 13448 13449 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13450 | FLAG_PERMISSION_USER_FIXED 13451 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13452 13453 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13454 | FLAG_PERMISSION_POLICY_FIXED; 13455 13456 boolean writeInstallPermissions = false; 13457 boolean writeRuntimePermissions = false; 13458 13459 final int permissionCount = ps.pkg.requestedPermissions.size(); 13460 for (int i = 0; i < permissionCount; i++) { 13461 String permission = ps.pkg.requestedPermissions.get(i); 13462 13463 BasePermission bp = mSettings.mPermissions.get(permission); 13464 if (bp == null) { 13465 continue; 13466 } 13467 13468 // If shared user we just reset the state to which only this app contributed. 13469 if (ps.sharedUser != null) { 13470 boolean used = false; 13471 final int packageCount = ps.sharedUser.packages.size(); 13472 for (int j = 0; j < packageCount; j++) { 13473 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13474 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13475 && pkg.pkg.requestedPermissions.contains(permission)) { 13476 used = true; 13477 break; 13478 } 13479 } 13480 if (used) { 13481 continue; 13482 } 13483 } 13484 13485 PermissionsState permissionsState = ps.getPermissionsState(); 13486 13487 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13488 13489 // Always clear the user settable flags. 13490 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13491 bp.name) != null; 13492 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13493 if (hasInstallState) { 13494 writeInstallPermissions = true; 13495 } else { 13496 writeRuntimePermissions = true; 13497 } 13498 } 13499 13500 // Below is only runtime permission handling. 13501 if (!bp.isRuntime()) { 13502 continue; 13503 } 13504 13505 // Never clobber system or policy. 13506 if ((oldFlags & policyOrSystemFlags) != 0) { 13507 continue; 13508 } 13509 13510 // If this permission was granted by default, make sure it is. 13511 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13512 if (permissionsState.grantRuntimePermission(bp, userId) 13513 != PERMISSION_OPERATION_FAILURE) { 13514 writeRuntimePermissions = true; 13515 } 13516 } else { 13517 // Otherwise, reset the permission. 13518 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13519 switch (revokeResult) { 13520 case PERMISSION_OPERATION_SUCCESS: { 13521 writeRuntimePermissions = true; 13522 } break; 13523 13524 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13525 writeRuntimePermissions = true; 13526 final int appId = ps.appId; 13527 mHandler.post(new Runnable() { 13528 @Override 13529 public void run() { 13530 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13531 } 13532 }); 13533 } break; 13534 } 13535 } 13536 } 13537 13538 // Synchronously write as we are taking permissions away. 13539 if (writeRuntimePermissions) { 13540 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13541 } 13542 13543 // Synchronously write as we are taking permissions away. 13544 if (writeInstallPermissions) { 13545 mSettings.writeLPr(); 13546 } 13547 } 13548 13549 /** 13550 * Remove entries from the keystore daemon. Will only remove it if the 13551 * {@code appId} is valid. 13552 */ 13553 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13554 if (appId < 0) { 13555 return; 13556 } 13557 13558 final KeyStore keyStore = KeyStore.getInstance(); 13559 if (keyStore != null) { 13560 if (userId == UserHandle.USER_ALL) { 13561 for (final int individual : sUserManager.getUserIds()) { 13562 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13563 } 13564 } else { 13565 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13566 } 13567 } else { 13568 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13569 } 13570 } 13571 13572 @Override 13573 public void deleteApplicationCacheFiles(final String packageName, 13574 final IPackageDataObserver observer) { 13575 mContext.enforceCallingOrSelfPermission( 13576 android.Manifest.permission.DELETE_CACHE_FILES, null); 13577 // Queue up an async operation since the package deletion may take a little while. 13578 final int userId = UserHandle.getCallingUserId(); 13579 mHandler.post(new Runnable() { 13580 public void run() { 13581 mHandler.removeCallbacks(this); 13582 final boolean succeded; 13583 synchronized (mInstallLock) { 13584 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13585 } 13586 clearExternalStorageDataSync(packageName, userId, false); 13587 if (observer != null) { 13588 try { 13589 observer.onRemoveCompleted(packageName, succeded); 13590 } catch (RemoteException e) { 13591 Log.i(TAG, "Observer no longer exists."); 13592 } 13593 } //end if observer 13594 } //end run 13595 }); 13596 } 13597 13598 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13599 if (packageName == null) { 13600 Slog.w(TAG, "Attempt to delete null packageName."); 13601 return false; 13602 } 13603 PackageParser.Package p; 13604 synchronized (mPackages) { 13605 p = mPackages.get(packageName); 13606 } 13607 if (p == null) { 13608 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13609 return false; 13610 } 13611 final ApplicationInfo applicationInfo = p.applicationInfo; 13612 if (applicationInfo == null) { 13613 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13614 return false; 13615 } 13616 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13617 if (retCode < 0) { 13618 Slog.w(TAG, "Couldn't remove cache files for package: " 13619 + packageName + " u" + userId); 13620 return false; 13621 } 13622 return true; 13623 } 13624 13625 @Override 13626 public void getPackageSizeInfo(final String packageName, int userHandle, 13627 final IPackageStatsObserver observer) { 13628 mContext.enforceCallingOrSelfPermission( 13629 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13630 if (packageName == null) { 13631 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13632 } 13633 13634 PackageStats stats = new PackageStats(packageName, userHandle); 13635 13636 /* 13637 * Queue up an async operation since the package measurement may take a 13638 * little while. 13639 */ 13640 Message msg = mHandler.obtainMessage(INIT_COPY); 13641 msg.obj = new MeasureParams(stats, observer); 13642 mHandler.sendMessage(msg); 13643 } 13644 13645 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13646 PackageStats pStats) { 13647 if (packageName == null) { 13648 Slog.w(TAG, "Attempt to get size of null packageName."); 13649 return false; 13650 } 13651 PackageParser.Package p; 13652 boolean dataOnly = false; 13653 String libDirRoot = null; 13654 String asecPath = null; 13655 PackageSetting ps = null; 13656 synchronized (mPackages) { 13657 p = mPackages.get(packageName); 13658 ps = mSettings.mPackages.get(packageName); 13659 if(p == null) { 13660 dataOnly = true; 13661 if((ps == null) || (ps.pkg == null)) { 13662 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13663 return false; 13664 } 13665 p = ps.pkg; 13666 } 13667 if (ps != null) { 13668 libDirRoot = ps.legacyNativeLibraryPathString; 13669 } 13670 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 13671 final long token = Binder.clearCallingIdentity(); 13672 try { 13673 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13674 if (secureContainerId != null) { 13675 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13676 } 13677 } finally { 13678 Binder.restoreCallingIdentity(token); 13679 } 13680 } 13681 } 13682 String publicSrcDir = null; 13683 if(!dataOnly) { 13684 final ApplicationInfo applicationInfo = p.applicationInfo; 13685 if (applicationInfo == null) { 13686 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13687 return false; 13688 } 13689 if (p.isForwardLocked()) { 13690 publicSrcDir = applicationInfo.getBaseResourcePath(); 13691 } 13692 } 13693 // TODO: extend to measure size of split APKs 13694 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13695 // not just the first level. 13696 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13697 // just the primary. 13698 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13699 13700 String apkPath; 13701 File packageDir = new File(p.codePath); 13702 13703 if (packageDir.isDirectory() && p.canHaveOatDir()) { 13704 apkPath = packageDir.getAbsolutePath(); 13705 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 13706 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 13707 libDirRoot = null; 13708 } 13709 } else { 13710 apkPath = p.baseCodePath; 13711 } 13712 13713 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 13714 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13715 if (res < 0) { 13716 return false; 13717 } 13718 13719 // Fix-up for forward-locked applications in ASEC containers. 13720 if (!isExternal(p)) { 13721 pStats.codeSize += pStats.externalCodeSize; 13722 pStats.externalCodeSize = 0L; 13723 } 13724 13725 return true; 13726 } 13727 13728 13729 @Override 13730 public void addPackageToPreferred(String packageName) { 13731 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13732 } 13733 13734 @Override 13735 public void removePackageFromPreferred(String packageName) { 13736 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13737 } 13738 13739 @Override 13740 public List<PackageInfo> getPreferredPackages(int flags) { 13741 return new ArrayList<PackageInfo>(); 13742 } 13743 13744 private int getUidTargetSdkVersionLockedLPr(int uid) { 13745 Object obj = mSettings.getUserIdLPr(uid); 13746 if (obj instanceof SharedUserSetting) { 13747 final SharedUserSetting sus = (SharedUserSetting) obj; 13748 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13749 final Iterator<PackageSetting> it = sus.packages.iterator(); 13750 while (it.hasNext()) { 13751 final PackageSetting ps = it.next(); 13752 if (ps.pkg != null) { 13753 int v = ps.pkg.applicationInfo.targetSdkVersion; 13754 if (v < vers) vers = v; 13755 } 13756 } 13757 return vers; 13758 } else if (obj instanceof PackageSetting) { 13759 final PackageSetting ps = (PackageSetting) obj; 13760 if (ps.pkg != null) { 13761 return ps.pkg.applicationInfo.targetSdkVersion; 13762 } 13763 } 13764 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13765 } 13766 13767 @Override 13768 public void addPreferredActivity(IntentFilter filter, int match, 13769 ComponentName[] set, ComponentName activity, int userId) { 13770 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13771 "Adding preferred"); 13772 } 13773 13774 private void addPreferredActivityInternal(IntentFilter filter, int match, 13775 ComponentName[] set, ComponentName activity, boolean always, int userId, 13776 String opname) { 13777 // writer 13778 int callingUid = Binder.getCallingUid(); 13779 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13780 if (filter.countActions() == 0) { 13781 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13782 return; 13783 } 13784 synchronized (mPackages) { 13785 if (mContext.checkCallingOrSelfPermission( 13786 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13787 != PackageManager.PERMISSION_GRANTED) { 13788 if (getUidTargetSdkVersionLockedLPr(callingUid) 13789 < Build.VERSION_CODES.FROYO) { 13790 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13791 + callingUid); 13792 return; 13793 } 13794 mContext.enforceCallingOrSelfPermission( 13795 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13796 } 13797 13798 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13799 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13800 + userId + ":"); 13801 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13802 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13803 scheduleWritePackageRestrictionsLocked(userId); 13804 } 13805 } 13806 13807 @Override 13808 public void replacePreferredActivity(IntentFilter filter, int match, 13809 ComponentName[] set, ComponentName activity, int userId) { 13810 if (filter.countActions() != 1) { 13811 throw new IllegalArgumentException( 13812 "replacePreferredActivity expects filter to have only 1 action."); 13813 } 13814 if (filter.countDataAuthorities() != 0 13815 || filter.countDataPaths() != 0 13816 || filter.countDataSchemes() > 1 13817 || filter.countDataTypes() != 0) { 13818 throw new IllegalArgumentException( 13819 "replacePreferredActivity expects filter to have no data authorities, " + 13820 "paths, or types; and at most one scheme."); 13821 } 13822 13823 final int callingUid = Binder.getCallingUid(); 13824 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13825 synchronized (mPackages) { 13826 if (mContext.checkCallingOrSelfPermission( 13827 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13828 != PackageManager.PERMISSION_GRANTED) { 13829 if (getUidTargetSdkVersionLockedLPr(callingUid) 13830 < Build.VERSION_CODES.FROYO) { 13831 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13832 + Binder.getCallingUid()); 13833 return; 13834 } 13835 mContext.enforceCallingOrSelfPermission( 13836 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13837 } 13838 13839 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13840 if (pir != null) { 13841 // Get all of the existing entries that exactly match this filter. 13842 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13843 if (existing != null && existing.size() == 1) { 13844 PreferredActivity cur = existing.get(0); 13845 if (DEBUG_PREFERRED) { 13846 Slog.i(TAG, "Checking replace of preferred:"); 13847 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13848 if (!cur.mPref.mAlways) { 13849 Slog.i(TAG, " -- CUR; not mAlways!"); 13850 } else { 13851 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13852 Slog.i(TAG, " -- CUR: mSet=" 13853 + Arrays.toString(cur.mPref.mSetComponents)); 13854 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13855 Slog.i(TAG, " -- NEW: mMatch=" 13856 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13857 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13858 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13859 } 13860 } 13861 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13862 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13863 && cur.mPref.sameSet(set)) { 13864 // Setting the preferred activity to what it happens to be already 13865 if (DEBUG_PREFERRED) { 13866 Slog.i(TAG, "Replacing with same preferred activity " 13867 + cur.mPref.mShortComponent + " for user " 13868 + userId + ":"); 13869 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13870 } 13871 return; 13872 } 13873 } 13874 13875 if (existing != null) { 13876 if (DEBUG_PREFERRED) { 13877 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13878 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13879 } 13880 for (int i = 0; i < existing.size(); i++) { 13881 PreferredActivity pa = existing.get(i); 13882 if (DEBUG_PREFERRED) { 13883 Slog.i(TAG, "Removing existing preferred activity " 13884 + pa.mPref.mComponent + ":"); 13885 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13886 } 13887 pir.removeFilter(pa); 13888 } 13889 } 13890 } 13891 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13892 "Replacing preferred"); 13893 } 13894 } 13895 13896 @Override 13897 public void clearPackagePreferredActivities(String packageName) { 13898 final int uid = Binder.getCallingUid(); 13899 // writer 13900 synchronized (mPackages) { 13901 PackageParser.Package pkg = mPackages.get(packageName); 13902 if (pkg == null || pkg.applicationInfo.uid != uid) { 13903 if (mContext.checkCallingOrSelfPermission( 13904 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13905 != PackageManager.PERMISSION_GRANTED) { 13906 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13907 < Build.VERSION_CODES.FROYO) { 13908 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13909 + Binder.getCallingUid()); 13910 return; 13911 } 13912 mContext.enforceCallingOrSelfPermission( 13913 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13914 } 13915 } 13916 13917 int user = UserHandle.getCallingUserId(); 13918 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13919 scheduleWritePackageRestrictionsLocked(user); 13920 } 13921 } 13922 } 13923 13924 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13925 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13926 ArrayList<PreferredActivity> removed = null; 13927 boolean changed = false; 13928 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13929 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13930 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13931 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13932 continue; 13933 } 13934 Iterator<PreferredActivity> it = pir.filterIterator(); 13935 while (it.hasNext()) { 13936 PreferredActivity pa = it.next(); 13937 // Mark entry for removal only if it matches the package name 13938 // and the entry is of type "always". 13939 if (packageName == null || 13940 (pa.mPref.mComponent.getPackageName().equals(packageName) 13941 && pa.mPref.mAlways)) { 13942 if (removed == null) { 13943 removed = new ArrayList<PreferredActivity>(); 13944 } 13945 removed.add(pa); 13946 } 13947 } 13948 if (removed != null) { 13949 for (int j=0; j<removed.size(); j++) { 13950 PreferredActivity pa = removed.get(j); 13951 pir.removeFilter(pa); 13952 } 13953 changed = true; 13954 } 13955 } 13956 return changed; 13957 } 13958 13959 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13960 private void clearIntentFilterVerificationsLPw(int userId) { 13961 final int packageCount = mPackages.size(); 13962 for (int i = 0; i < packageCount; i++) { 13963 PackageParser.Package pkg = mPackages.valueAt(i); 13964 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13965 } 13966 } 13967 13968 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13969 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13970 if (userId == UserHandle.USER_ALL) { 13971 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13972 sUserManager.getUserIds())) { 13973 for (int oneUserId : sUserManager.getUserIds()) { 13974 scheduleWritePackageRestrictionsLocked(oneUserId); 13975 } 13976 } 13977 } else { 13978 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13979 scheduleWritePackageRestrictionsLocked(userId); 13980 } 13981 } 13982 } 13983 13984 void clearDefaultBrowserIfNeeded(String packageName) { 13985 for (int oneUserId : sUserManager.getUserIds()) { 13986 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13987 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13988 if (packageName.equals(defaultBrowserPackageName)) { 13989 setDefaultBrowserPackageName(null, oneUserId); 13990 } 13991 } 13992 } 13993 13994 @Override 13995 public void resetApplicationPreferences(int userId) { 13996 mContext.enforceCallingOrSelfPermission( 13997 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13998 // writer 13999 synchronized (mPackages) { 14000 final long identity = Binder.clearCallingIdentity(); 14001 try { 14002 clearPackagePreferredActivitiesLPw(null, userId); 14003 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14004 // TODO: We have to reset the default SMS and Phone. This requires 14005 // significant refactoring to keep all default apps in the package 14006 // manager (cleaner but more work) or have the services provide 14007 // callbacks to the package manager to request a default app reset. 14008 applyFactoryDefaultBrowserLPw(userId); 14009 clearIntentFilterVerificationsLPw(userId); 14010 primeDomainVerificationsLPw(userId); 14011 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14012 scheduleWritePackageRestrictionsLocked(userId); 14013 } finally { 14014 Binder.restoreCallingIdentity(identity); 14015 } 14016 } 14017 } 14018 14019 @Override 14020 public int getPreferredActivities(List<IntentFilter> outFilters, 14021 List<ComponentName> outActivities, String packageName) { 14022 14023 int num = 0; 14024 final int userId = UserHandle.getCallingUserId(); 14025 // reader 14026 synchronized (mPackages) { 14027 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14028 if (pir != null) { 14029 final Iterator<PreferredActivity> it = pir.filterIterator(); 14030 while (it.hasNext()) { 14031 final PreferredActivity pa = it.next(); 14032 if (packageName == null 14033 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14034 && pa.mPref.mAlways)) { 14035 if (outFilters != null) { 14036 outFilters.add(new IntentFilter(pa)); 14037 } 14038 if (outActivities != null) { 14039 outActivities.add(pa.mPref.mComponent); 14040 } 14041 } 14042 } 14043 } 14044 } 14045 14046 return num; 14047 } 14048 14049 @Override 14050 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14051 int userId) { 14052 int callingUid = Binder.getCallingUid(); 14053 if (callingUid != Process.SYSTEM_UID) { 14054 throw new SecurityException( 14055 "addPersistentPreferredActivity can only be run by the system"); 14056 } 14057 if (filter.countActions() == 0) { 14058 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14059 return; 14060 } 14061 synchronized (mPackages) { 14062 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14063 " :"); 14064 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14065 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14066 new PersistentPreferredActivity(filter, activity)); 14067 scheduleWritePackageRestrictionsLocked(userId); 14068 } 14069 } 14070 14071 @Override 14072 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14073 int callingUid = Binder.getCallingUid(); 14074 if (callingUid != Process.SYSTEM_UID) { 14075 throw new SecurityException( 14076 "clearPackagePersistentPreferredActivities can only be run by the system"); 14077 } 14078 ArrayList<PersistentPreferredActivity> removed = null; 14079 boolean changed = false; 14080 synchronized (mPackages) { 14081 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14082 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14083 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14084 .valueAt(i); 14085 if (userId != thisUserId) { 14086 continue; 14087 } 14088 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14089 while (it.hasNext()) { 14090 PersistentPreferredActivity ppa = it.next(); 14091 // Mark entry for removal only if it matches the package name. 14092 if (ppa.mComponent.getPackageName().equals(packageName)) { 14093 if (removed == null) { 14094 removed = new ArrayList<PersistentPreferredActivity>(); 14095 } 14096 removed.add(ppa); 14097 } 14098 } 14099 if (removed != null) { 14100 for (int j=0; j<removed.size(); j++) { 14101 PersistentPreferredActivity ppa = removed.get(j); 14102 ppir.removeFilter(ppa); 14103 } 14104 changed = true; 14105 } 14106 } 14107 14108 if (changed) { 14109 scheduleWritePackageRestrictionsLocked(userId); 14110 } 14111 } 14112 } 14113 14114 /** 14115 * Common machinery for picking apart a restored XML blob and passing 14116 * it to a caller-supplied functor to be applied to the running system. 14117 */ 14118 private void restoreFromXml(XmlPullParser parser, int userId, 14119 String expectedStartTag, BlobXmlRestorer functor) 14120 throws IOException, XmlPullParserException { 14121 int type; 14122 while ((type = parser.next()) != XmlPullParser.START_TAG 14123 && type != XmlPullParser.END_DOCUMENT) { 14124 } 14125 if (type != XmlPullParser.START_TAG) { 14126 // oops didn't find a start tag?! 14127 if (DEBUG_BACKUP) { 14128 Slog.e(TAG, "Didn't find start tag during restore"); 14129 } 14130 return; 14131 } 14132 14133 // this is supposed to be TAG_PREFERRED_BACKUP 14134 if (!expectedStartTag.equals(parser.getName())) { 14135 if (DEBUG_BACKUP) { 14136 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14137 } 14138 return; 14139 } 14140 14141 // skip interfering stuff, then we're aligned with the backing implementation 14142 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14143 functor.apply(parser, userId); 14144 } 14145 14146 private interface BlobXmlRestorer { 14147 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14148 } 14149 14150 /** 14151 * Non-Binder method, support for the backup/restore mechanism: write the 14152 * full set of preferred activities in its canonical XML format. Returns the 14153 * XML output as a byte array, or null if there is none. 14154 */ 14155 @Override 14156 public byte[] getPreferredActivityBackup(int userId) { 14157 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14158 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14159 } 14160 14161 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14162 try { 14163 final XmlSerializer serializer = new FastXmlSerializer(); 14164 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14165 serializer.startDocument(null, true); 14166 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14167 14168 synchronized (mPackages) { 14169 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14170 } 14171 14172 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14173 serializer.endDocument(); 14174 serializer.flush(); 14175 } catch (Exception e) { 14176 if (DEBUG_BACKUP) { 14177 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14178 } 14179 return null; 14180 } 14181 14182 return dataStream.toByteArray(); 14183 } 14184 14185 @Override 14186 public void restorePreferredActivities(byte[] backup, int userId) { 14187 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14188 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14189 } 14190 14191 try { 14192 final XmlPullParser parser = Xml.newPullParser(); 14193 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14194 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14195 new BlobXmlRestorer() { 14196 @Override 14197 public void apply(XmlPullParser parser, int userId) 14198 throws XmlPullParserException, IOException { 14199 synchronized (mPackages) { 14200 mSettings.readPreferredActivitiesLPw(parser, userId); 14201 } 14202 } 14203 } ); 14204 } catch (Exception e) { 14205 if (DEBUG_BACKUP) { 14206 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14207 } 14208 } 14209 } 14210 14211 /** 14212 * Non-Binder method, support for the backup/restore mechanism: write the 14213 * default browser (etc) settings in its canonical XML format. Returns the default 14214 * browser XML representation as a byte array, or null if there is none. 14215 */ 14216 @Override 14217 public byte[] getDefaultAppsBackup(int userId) { 14218 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14219 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14220 } 14221 14222 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14223 try { 14224 final XmlSerializer serializer = new FastXmlSerializer(); 14225 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14226 serializer.startDocument(null, true); 14227 serializer.startTag(null, TAG_DEFAULT_APPS); 14228 14229 synchronized (mPackages) { 14230 mSettings.writeDefaultAppsLPr(serializer, userId); 14231 } 14232 14233 serializer.endTag(null, TAG_DEFAULT_APPS); 14234 serializer.endDocument(); 14235 serializer.flush(); 14236 } catch (Exception e) { 14237 if (DEBUG_BACKUP) { 14238 Slog.e(TAG, "Unable to write default apps for backup", e); 14239 } 14240 return null; 14241 } 14242 14243 return dataStream.toByteArray(); 14244 } 14245 14246 @Override 14247 public void restoreDefaultApps(byte[] backup, int userId) { 14248 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14249 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14250 } 14251 14252 try { 14253 final XmlPullParser parser = Xml.newPullParser(); 14254 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14255 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14256 new BlobXmlRestorer() { 14257 @Override 14258 public void apply(XmlPullParser parser, int userId) 14259 throws XmlPullParserException, IOException { 14260 synchronized (mPackages) { 14261 mSettings.readDefaultAppsLPw(parser, userId); 14262 } 14263 } 14264 } ); 14265 } catch (Exception e) { 14266 if (DEBUG_BACKUP) { 14267 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14268 } 14269 } 14270 } 14271 14272 @Override 14273 public byte[] getIntentFilterVerificationBackup(int userId) { 14274 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14275 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14276 } 14277 14278 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14279 try { 14280 final XmlSerializer serializer = new FastXmlSerializer(); 14281 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14282 serializer.startDocument(null, true); 14283 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14284 14285 synchronized (mPackages) { 14286 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14287 } 14288 14289 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14290 serializer.endDocument(); 14291 serializer.flush(); 14292 } catch (Exception e) { 14293 if (DEBUG_BACKUP) { 14294 Slog.e(TAG, "Unable to write default apps for backup", e); 14295 } 14296 return null; 14297 } 14298 14299 return dataStream.toByteArray(); 14300 } 14301 14302 @Override 14303 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14304 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14305 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14306 } 14307 14308 try { 14309 final XmlPullParser parser = Xml.newPullParser(); 14310 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14311 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14312 new BlobXmlRestorer() { 14313 @Override 14314 public void apply(XmlPullParser parser, int userId) 14315 throws XmlPullParserException, IOException { 14316 synchronized (mPackages) { 14317 mSettings.readAllDomainVerificationsLPr(parser, userId); 14318 mSettings.writeLPr(); 14319 } 14320 } 14321 } ); 14322 } catch (Exception e) { 14323 if (DEBUG_BACKUP) { 14324 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14325 } 14326 } 14327 } 14328 14329 @Override 14330 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14331 int sourceUserId, int targetUserId, int flags) { 14332 mContext.enforceCallingOrSelfPermission( 14333 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14334 int callingUid = Binder.getCallingUid(); 14335 enforceOwnerRights(ownerPackage, callingUid); 14336 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14337 if (intentFilter.countActions() == 0) { 14338 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14339 return; 14340 } 14341 synchronized (mPackages) { 14342 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14343 ownerPackage, targetUserId, flags); 14344 CrossProfileIntentResolver resolver = 14345 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14346 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14347 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14348 if (existing != null) { 14349 int size = existing.size(); 14350 for (int i = 0; i < size; i++) { 14351 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14352 return; 14353 } 14354 } 14355 } 14356 resolver.addFilter(newFilter); 14357 scheduleWritePackageRestrictionsLocked(sourceUserId); 14358 } 14359 } 14360 14361 @Override 14362 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14363 mContext.enforceCallingOrSelfPermission( 14364 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14365 int callingUid = Binder.getCallingUid(); 14366 enforceOwnerRights(ownerPackage, callingUid); 14367 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14368 synchronized (mPackages) { 14369 CrossProfileIntentResolver resolver = 14370 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14371 ArraySet<CrossProfileIntentFilter> set = 14372 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14373 for (CrossProfileIntentFilter filter : set) { 14374 if (filter.getOwnerPackage().equals(ownerPackage)) { 14375 resolver.removeFilter(filter); 14376 } 14377 } 14378 scheduleWritePackageRestrictionsLocked(sourceUserId); 14379 } 14380 } 14381 14382 // Enforcing that callingUid is owning pkg on userId 14383 private void enforceOwnerRights(String pkg, int callingUid) { 14384 // The system owns everything. 14385 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14386 return; 14387 } 14388 int callingUserId = UserHandle.getUserId(callingUid); 14389 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14390 if (pi == null) { 14391 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14392 + callingUserId); 14393 } 14394 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14395 throw new SecurityException("Calling uid " + callingUid 14396 + " does not own package " + pkg); 14397 } 14398 } 14399 14400 @Override 14401 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14402 Intent intent = new Intent(Intent.ACTION_MAIN); 14403 intent.addCategory(Intent.CATEGORY_HOME); 14404 14405 final int callingUserId = UserHandle.getCallingUserId(); 14406 List<ResolveInfo> list = queryIntentActivities(intent, null, 14407 PackageManager.GET_META_DATA, callingUserId); 14408 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14409 true, false, false, callingUserId); 14410 14411 allHomeCandidates.clear(); 14412 if (list != null) { 14413 for (ResolveInfo ri : list) { 14414 allHomeCandidates.add(ri); 14415 } 14416 } 14417 return (preferred == null || preferred.activityInfo == null) 14418 ? null 14419 : new ComponentName(preferred.activityInfo.packageName, 14420 preferred.activityInfo.name); 14421 } 14422 14423 @Override 14424 public void setApplicationEnabledSetting(String appPackageName, 14425 int newState, int flags, int userId, String callingPackage) { 14426 if (!sUserManager.exists(userId)) return; 14427 if (callingPackage == null) { 14428 callingPackage = Integer.toString(Binder.getCallingUid()); 14429 } 14430 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14431 } 14432 14433 @Override 14434 public void setComponentEnabledSetting(ComponentName componentName, 14435 int newState, int flags, int userId) { 14436 if (!sUserManager.exists(userId)) return; 14437 setEnabledSetting(componentName.getPackageName(), 14438 componentName.getClassName(), newState, flags, userId, null); 14439 } 14440 14441 private void setEnabledSetting(final String packageName, String className, int newState, 14442 final int flags, int userId, String callingPackage) { 14443 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14444 || newState == COMPONENT_ENABLED_STATE_ENABLED 14445 || newState == COMPONENT_ENABLED_STATE_DISABLED 14446 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14447 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14448 throw new IllegalArgumentException("Invalid new component state: " 14449 + newState); 14450 } 14451 PackageSetting pkgSetting; 14452 final int uid = Binder.getCallingUid(); 14453 final int permission = mContext.checkCallingOrSelfPermission( 14454 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14455 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14456 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14457 boolean sendNow = false; 14458 boolean isApp = (className == null); 14459 String componentName = isApp ? packageName : className; 14460 int packageUid = -1; 14461 ArrayList<String> components; 14462 14463 // writer 14464 synchronized (mPackages) { 14465 pkgSetting = mSettings.mPackages.get(packageName); 14466 if (pkgSetting == null) { 14467 if (className == null) { 14468 throw new IllegalArgumentException( 14469 "Unknown package: " + packageName); 14470 } 14471 throw new IllegalArgumentException( 14472 "Unknown component: " + packageName 14473 + "/" + className); 14474 } 14475 // Allow root and verify that userId is not being specified by a different user 14476 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14477 throw new SecurityException( 14478 "Permission Denial: attempt to change component state from pid=" 14479 + Binder.getCallingPid() 14480 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14481 } 14482 if (className == null) { 14483 // We're dealing with an application/package level state change 14484 if (pkgSetting.getEnabled(userId) == newState) { 14485 // Nothing to do 14486 return; 14487 } 14488 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14489 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14490 // Don't care about who enables an app. 14491 callingPackage = null; 14492 } 14493 pkgSetting.setEnabled(newState, userId, callingPackage); 14494 // pkgSetting.pkg.mSetEnabled = newState; 14495 } else { 14496 // We're dealing with a component level state change 14497 // First, verify that this is a valid class name. 14498 PackageParser.Package pkg = pkgSetting.pkg; 14499 if (pkg == null || !pkg.hasComponentClassName(className)) { 14500 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14501 throw new IllegalArgumentException("Component class " + className 14502 + " does not exist in " + packageName); 14503 } else { 14504 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14505 + className + " does not exist in " + packageName); 14506 } 14507 } 14508 switch (newState) { 14509 case COMPONENT_ENABLED_STATE_ENABLED: 14510 if (!pkgSetting.enableComponentLPw(className, userId)) { 14511 return; 14512 } 14513 break; 14514 case COMPONENT_ENABLED_STATE_DISABLED: 14515 if (!pkgSetting.disableComponentLPw(className, userId)) { 14516 return; 14517 } 14518 break; 14519 case COMPONENT_ENABLED_STATE_DEFAULT: 14520 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14521 return; 14522 } 14523 break; 14524 default: 14525 Slog.e(TAG, "Invalid new component state: " + newState); 14526 return; 14527 } 14528 } 14529 scheduleWritePackageRestrictionsLocked(userId); 14530 components = mPendingBroadcasts.get(userId, packageName); 14531 final boolean newPackage = components == null; 14532 if (newPackage) { 14533 components = new ArrayList<String>(); 14534 } 14535 if (!components.contains(componentName)) { 14536 components.add(componentName); 14537 } 14538 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14539 sendNow = true; 14540 // Purge entry from pending broadcast list if another one exists already 14541 // since we are sending one right away. 14542 mPendingBroadcasts.remove(userId, packageName); 14543 } else { 14544 if (newPackage) { 14545 mPendingBroadcasts.put(userId, packageName, components); 14546 } 14547 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14548 // Schedule a message 14549 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14550 } 14551 } 14552 } 14553 14554 long callingId = Binder.clearCallingIdentity(); 14555 try { 14556 if (sendNow) { 14557 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14558 sendPackageChangedBroadcast(packageName, 14559 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14560 } 14561 } finally { 14562 Binder.restoreCallingIdentity(callingId); 14563 } 14564 } 14565 14566 private void sendPackageChangedBroadcast(String packageName, 14567 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14568 if (DEBUG_INSTALL) 14569 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14570 + componentNames); 14571 Bundle extras = new Bundle(4); 14572 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14573 String nameList[] = new String[componentNames.size()]; 14574 componentNames.toArray(nameList); 14575 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14576 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14577 extras.putInt(Intent.EXTRA_UID, packageUid); 14578 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14579 new int[] {UserHandle.getUserId(packageUid)}); 14580 } 14581 14582 @Override 14583 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14584 if (!sUserManager.exists(userId)) return; 14585 final int uid = Binder.getCallingUid(); 14586 final int permission = mContext.checkCallingOrSelfPermission( 14587 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14588 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14589 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14590 // writer 14591 synchronized (mPackages) { 14592 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14593 allowedByPermission, uid, userId)) { 14594 scheduleWritePackageRestrictionsLocked(userId); 14595 } 14596 } 14597 } 14598 14599 @Override 14600 public String getInstallerPackageName(String packageName) { 14601 // reader 14602 synchronized (mPackages) { 14603 return mSettings.getInstallerPackageNameLPr(packageName); 14604 } 14605 } 14606 14607 @Override 14608 public int getApplicationEnabledSetting(String packageName, int userId) { 14609 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14610 int uid = Binder.getCallingUid(); 14611 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14612 // reader 14613 synchronized (mPackages) { 14614 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14615 } 14616 } 14617 14618 @Override 14619 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14620 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14621 int uid = Binder.getCallingUid(); 14622 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14623 // reader 14624 synchronized (mPackages) { 14625 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14626 } 14627 } 14628 14629 @Override 14630 public void enterSafeMode() { 14631 enforceSystemOrRoot("Only the system can request entering safe mode"); 14632 14633 if (!mSystemReady) { 14634 mSafeMode = true; 14635 } 14636 } 14637 14638 @Override 14639 public void systemReady() { 14640 mSystemReady = true; 14641 14642 // Read the compatibilty setting when the system is ready. 14643 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14644 mContext.getContentResolver(), 14645 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14646 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14647 if (DEBUG_SETTINGS) { 14648 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14649 } 14650 14651 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14652 14653 synchronized (mPackages) { 14654 // Verify that all of the preferred activity components actually 14655 // exist. It is possible for applications to be updated and at 14656 // that point remove a previously declared activity component that 14657 // had been set as a preferred activity. We try to clean this up 14658 // the next time we encounter that preferred activity, but it is 14659 // possible for the user flow to never be able to return to that 14660 // situation so here we do a sanity check to make sure we haven't 14661 // left any junk around. 14662 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14663 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14664 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14665 removed.clear(); 14666 for (PreferredActivity pa : pir.filterSet()) { 14667 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14668 removed.add(pa); 14669 } 14670 } 14671 if (removed.size() > 0) { 14672 for (int r=0; r<removed.size(); r++) { 14673 PreferredActivity pa = removed.get(r); 14674 Slog.w(TAG, "Removing dangling preferred activity: " 14675 + pa.mPref.mComponent); 14676 pir.removeFilter(pa); 14677 } 14678 mSettings.writePackageRestrictionsLPr( 14679 mSettings.mPreferredActivities.keyAt(i)); 14680 } 14681 } 14682 14683 for (int userId : UserManagerService.getInstance().getUserIds()) { 14684 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14685 grantPermissionsUserIds = ArrayUtils.appendInt( 14686 grantPermissionsUserIds, userId); 14687 } 14688 } 14689 } 14690 sUserManager.systemReady(); 14691 14692 // If we upgraded grant all default permissions before kicking off. 14693 for (int userId : grantPermissionsUserIds) { 14694 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14695 } 14696 14697 // Kick off any messages waiting for system ready 14698 if (mPostSystemReadyMessages != null) { 14699 for (Message msg : mPostSystemReadyMessages) { 14700 msg.sendToTarget(); 14701 } 14702 mPostSystemReadyMessages = null; 14703 } 14704 14705 // Watch for external volumes that come and go over time 14706 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14707 storage.registerListener(mStorageListener); 14708 14709 mInstallerService.systemReady(); 14710 mPackageDexOptimizer.systemReady(); 14711 14712 MountServiceInternal mountServiceInternal = LocalServices.getService( 14713 MountServiceInternal.class); 14714 mountServiceInternal.addExternalStoragePolicy( 14715 new MountServiceInternal.ExternalStorageMountPolicy() { 14716 @Override 14717 public int getMountMode(int uid, String packageName) { 14718 if (Process.isIsolated(uid)) { 14719 return Zygote.MOUNT_EXTERNAL_NONE; 14720 } 14721 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14722 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14723 } 14724 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14725 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14726 } 14727 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14728 return Zygote.MOUNT_EXTERNAL_READ; 14729 } 14730 return Zygote.MOUNT_EXTERNAL_WRITE; 14731 } 14732 14733 @Override 14734 public boolean hasExternalStorage(int uid, String packageName) { 14735 return true; 14736 } 14737 }); 14738 } 14739 14740 @Override 14741 public boolean isSafeMode() { 14742 return mSafeMode; 14743 } 14744 14745 @Override 14746 public boolean hasSystemUidErrors() { 14747 return mHasSystemUidErrors; 14748 } 14749 14750 static String arrayToString(int[] array) { 14751 StringBuffer buf = new StringBuffer(128); 14752 buf.append('['); 14753 if (array != null) { 14754 for (int i=0; i<array.length; i++) { 14755 if (i > 0) buf.append(", "); 14756 buf.append(array[i]); 14757 } 14758 } 14759 buf.append(']'); 14760 return buf.toString(); 14761 } 14762 14763 static class DumpState { 14764 public static final int DUMP_LIBS = 1 << 0; 14765 public static final int DUMP_FEATURES = 1 << 1; 14766 public static final int DUMP_RESOLVERS = 1 << 2; 14767 public static final int DUMP_PERMISSIONS = 1 << 3; 14768 public static final int DUMP_PACKAGES = 1 << 4; 14769 public static final int DUMP_SHARED_USERS = 1 << 5; 14770 public static final int DUMP_MESSAGES = 1 << 6; 14771 public static final int DUMP_PROVIDERS = 1 << 7; 14772 public static final int DUMP_VERIFIERS = 1 << 8; 14773 public static final int DUMP_PREFERRED = 1 << 9; 14774 public static final int DUMP_PREFERRED_XML = 1 << 10; 14775 public static final int DUMP_KEYSETS = 1 << 11; 14776 public static final int DUMP_VERSION = 1 << 12; 14777 public static final int DUMP_INSTALLS = 1 << 13; 14778 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14779 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14780 14781 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14782 14783 private int mTypes; 14784 14785 private int mOptions; 14786 14787 private boolean mTitlePrinted; 14788 14789 private SharedUserSetting mSharedUser; 14790 14791 public boolean isDumping(int type) { 14792 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14793 return true; 14794 } 14795 14796 return (mTypes & type) != 0; 14797 } 14798 14799 public void setDump(int type) { 14800 mTypes |= type; 14801 } 14802 14803 public boolean isOptionEnabled(int option) { 14804 return (mOptions & option) != 0; 14805 } 14806 14807 public void setOptionEnabled(int option) { 14808 mOptions |= option; 14809 } 14810 14811 public boolean onTitlePrinted() { 14812 final boolean printed = mTitlePrinted; 14813 mTitlePrinted = true; 14814 return printed; 14815 } 14816 14817 public boolean getTitlePrinted() { 14818 return mTitlePrinted; 14819 } 14820 14821 public void setTitlePrinted(boolean enabled) { 14822 mTitlePrinted = enabled; 14823 } 14824 14825 public SharedUserSetting getSharedUser() { 14826 return mSharedUser; 14827 } 14828 14829 public void setSharedUser(SharedUserSetting user) { 14830 mSharedUser = user; 14831 } 14832 } 14833 14834 @Override 14835 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14836 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14837 != PackageManager.PERMISSION_GRANTED) { 14838 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14839 + Binder.getCallingPid() 14840 + ", uid=" + Binder.getCallingUid() 14841 + " without permission " 14842 + android.Manifest.permission.DUMP); 14843 return; 14844 } 14845 14846 DumpState dumpState = new DumpState(); 14847 boolean fullPreferred = false; 14848 boolean checkin = false; 14849 14850 String packageName = null; 14851 ArraySet<String> permissionNames = null; 14852 14853 int opti = 0; 14854 while (opti < args.length) { 14855 String opt = args[opti]; 14856 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14857 break; 14858 } 14859 opti++; 14860 14861 if ("-a".equals(opt)) { 14862 // Right now we only know how to print all. 14863 } else if ("-h".equals(opt)) { 14864 pw.println("Package manager dump options:"); 14865 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14866 pw.println(" --checkin: dump for a checkin"); 14867 pw.println(" -f: print details of intent filters"); 14868 pw.println(" -h: print this help"); 14869 pw.println(" cmd may be one of:"); 14870 pw.println(" l[ibraries]: list known shared libraries"); 14871 pw.println(" f[ibraries]: list device features"); 14872 pw.println(" k[eysets]: print known keysets"); 14873 pw.println(" r[esolvers]: dump intent resolvers"); 14874 pw.println(" perm[issions]: dump permissions"); 14875 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14876 pw.println(" pref[erred]: print preferred package settings"); 14877 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14878 pw.println(" prov[iders]: dump content providers"); 14879 pw.println(" p[ackages]: dump installed packages"); 14880 pw.println(" s[hared-users]: dump shared user IDs"); 14881 pw.println(" m[essages]: print collected runtime messages"); 14882 pw.println(" v[erifiers]: print package verifier info"); 14883 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14884 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14885 pw.println(" version: print database version info"); 14886 pw.println(" write: write current settings now"); 14887 pw.println(" installs: details about install sessions"); 14888 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 14889 pw.println(" <package.name>: info about given package"); 14890 return; 14891 } else if ("--checkin".equals(opt)) { 14892 checkin = true; 14893 } else if ("-f".equals(opt)) { 14894 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14895 } else { 14896 pw.println("Unknown argument: " + opt + "; use -h for help"); 14897 } 14898 } 14899 14900 // Is the caller requesting to dump a particular piece of data? 14901 if (opti < args.length) { 14902 String cmd = args[opti]; 14903 opti++; 14904 // Is this a package name? 14905 if ("android".equals(cmd) || cmd.contains(".")) { 14906 packageName = cmd; 14907 // When dumping a single package, we always dump all of its 14908 // filter information since the amount of data will be reasonable. 14909 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14910 } else if ("check-permission".equals(cmd)) { 14911 if (opti >= args.length) { 14912 pw.println("Error: check-permission missing permission argument"); 14913 return; 14914 } 14915 String perm = args[opti]; 14916 opti++; 14917 if (opti >= args.length) { 14918 pw.println("Error: check-permission missing package argument"); 14919 return; 14920 } 14921 String pkg = args[opti]; 14922 opti++; 14923 int user = UserHandle.getUserId(Binder.getCallingUid()); 14924 if (opti < args.length) { 14925 try { 14926 user = Integer.parseInt(args[opti]); 14927 } catch (NumberFormatException e) { 14928 pw.println("Error: check-permission user argument is not a number: " 14929 + args[opti]); 14930 return; 14931 } 14932 } 14933 pw.println(checkPermission(perm, pkg, user)); 14934 return; 14935 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14936 dumpState.setDump(DumpState.DUMP_LIBS); 14937 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14938 dumpState.setDump(DumpState.DUMP_FEATURES); 14939 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14940 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14941 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14942 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14943 } else if ("permission".equals(cmd)) { 14944 if (opti >= args.length) { 14945 pw.println("Error: permission requires permission name"); 14946 return; 14947 } 14948 permissionNames = new ArraySet<>(); 14949 while (opti < args.length) { 14950 permissionNames.add(args[opti]); 14951 opti++; 14952 } 14953 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14954 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14955 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14956 dumpState.setDump(DumpState.DUMP_PREFERRED); 14957 } else if ("preferred-xml".equals(cmd)) { 14958 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14959 if (opti < args.length && "--full".equals(args[opti])) { 14960 fullPreferred = true; 14961 opti++; 14962 } 14963 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14964 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14965 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14966 dumpState.setDump(DumpState.DUMP_PACKAGES); 14967 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14968 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14969 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14970 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14971 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14972 dumpState.setDump(DumpState.DUMP_MESSAGES); 14973 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14974 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14975 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14976 || "intent-filter-verifiers".equals(cmd)) { 14977 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14978 } else if ("version".equals(cmd)) { 14979 dumpState.setDump(DumpState.DUMP_VERSION); 14980 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14981 dumpState.setDump(DumpState.DUMP_KEYSETS); 14982 } else if ("installs".equals(cmd)) { 14983 dumpState.setDump(DumpState.DUMP_INSTALLS); 14984 } else if ("write".equals(cmd)) { 14985 synchronized (mPackages) { 14986 mSettings.writeLPr(); 14987 pw.println("Settings written."); 14988 return; 14989 } 14990 } 14991 } 14992 14993 if (checkin) { 14994 pw.println("vers,1"); 14995 } 14996 14997 // reader 14998 synchronized (mPackages) { 14999 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15000 if (!checkin) { 15001 if (dumpState.onTitlePrinted()) 15002 pw.println(); 15003 pw.println("Database versions:"); 15004 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15005 } 15006 } 15007 15008 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15009 if (!checkin) { 15010 if (dumpState.onTitlePrinted()) 15011 pw.println(); 15012 pw.println("Verifiers:"); 15013 pw.print(" Required: "); 15014 pw.print(mRequiredVerifierPackage); 15015 pw.print(" (uid="); 15016 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15017 pw.println(")"); 15018 } else if (mRequiredVerifierPackage != null) { 15019 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15020 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15021 } 15022 } 15023 15024 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15025 packageName == null) { 15026 if (mIntentFilterVerifierComponent != null) { 15027 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15028 if (!checkin) { 15029 if (dumpState.onTitlePrinted()) 15030 pw.println(); 15031 pw.println("Intent Filter Verifier:"); 15032 pw.print(" Using: "); 15033 pw.print(verifierPackageName); 15034 pw.print(" (uid="); 15035 pw.print(getPackageUid(verifierPackageName, 0)); 15036 pw.println(")"); 15037 } else if (verifierPackageName != null) { 15038 pw.print("ifv,"); pw.print(verifierPackageName); 15039 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15040 } 15041 } else { 15042 pw.println(); 15043 pw.println("No Intent Filter Verifier available!"); 15044 } 15045 } 15046 15047 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15048 boolean printedHeader = false; 15049 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15050 while (it.hasNext()) { 15051 String name = it.next(); 15052 SharedLibraryEntry ent = mSharedLibraries.get(name); 15053 if (!checkin) { 15054 if (!printedHeader) { 15055 if (dumpState.onTitlePrinted()) 15056 pw.println(); 15057 pw.println("Libraries:"); 15058 printedHeader = true; 15059 } 15060 pw.print(" "); 15061 } else { 15062 pw.print("lib,"); 15063 } 15064 pw.print(name); 15065 if (!checkin) { 15066 pw.print(" -> "); 15067 } 15068 if (ent.path != null) { 15069 if (!checkin) { 15070 pw.print("(jar) "); 15071 pw.print(ent.path); 15072 } else { 15073 pw.print(",jar,"); 15074 pw.print(ent.path); 15075 } 15076 } else { 15077 if (!checkin) { 15078 pw.print("(apk) "); 15079 pw.print(ent.apk); 15080 } else { 15081 pw.print(",apk,"); 15082 pw.print(ent.apk); 15083 } 15084 } 15085 pw.println(); 15086 } 15087 } 15088 15089 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15090 if (dumpState.onTitlePrinted()) 15091 pw.println(); 15092 if (!checkin) { 15093 pw.println("Features:"); 15094 } 15095 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15096 while (it.hasNext()) { 15097 String name = it.next(); 15098 if (!checkin) { 15099 pw.print(" "); 15100 } else { 15101 pw.print("feat,"); 15102 } 15103 pw.println(name); 15104 } 15105 } 15106 15107 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 15108 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15109 : "Activity Resolver Table:", " ", packageName, 15110 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15111 dumpState.setTitlePrinted(true); 15112 } 15113 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15114 : "Receiver Resolver Table:", " ", packageName, 15115 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15116 dumpState.setTitlePrinted(true); 15117 } 15118 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15119 : "Service Resolver Table:", " ", packageName, 15120 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15121 dumpState.setTitlePrinted(true); 15122 } 15123 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15124 : "Provider Resolver Table:", " ", packageName, 15125 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15126 dumpState.setTitlePrinted(true); 15127 } 15128 } 15129 15130 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15131 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15132 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15133 int user = mSettings.mPreferredActivities.keyAt(i); 15134 if (pir.dump(pw, 15135 dumpState.getTitlePrinted() 15136 ? "\nPreferred Activities User " + user + ":" 15137 : "Preferred Activities User " + user + ":", " ", 15138 packageName, true, false)) { 15139 dumpState.setTitlePrinted(true); 15140 } 15141 } 15142 } 15143 15144 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15145 pw.flush(); 15146 FileOutputStream fout = new FileOutputStream(fd); 15147 BufferedOutputStream str = new BufferedOutputStream(fout); 15148 XmlSerializer serializer = new FastXmlSerializer(); 15149 try { 15150 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15151 serializer.startDocument(null, true); 15152 serializer.setFeature( 15153 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15154 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15155 serializer.endDocument(); 15156 serializer.flush(); 15157 } catch (IllegalArgumentException e) { 15158 pw.println("Failed writing: " + e); 15159 } catch (IllegalStateException e) { 15160 pw.println("Failed writing: " + e); 15161 } catch (IOException e) { 15162 pw.println("Failed writing: " + e); 15163 } 15164 } 15165 15166 if (!checkin 15167 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15168 && packageName == null) { 15169 pw.println(); 15170 int count = mSettings.mPackages.size(); 15171 if (count == 0) { 15172 pw.println("No applications!"); 15173 pw.println(); 15174 } else { 15175 final String prefix = " "; 15176 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15177 if (allPackageSettings.size() == 0) { 15178 pw.println("No domain preferred apps!"); 15179 pw.println(); 15180 } else { 15181 pw.println("App verification status:"); 15182 pw.println(); 15183 count = 0; 15184 for (PackageSetting ps : allPackageSettings) { 15185 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15186 if (ivi == null || ivi.getPackageName() == null) continue; 15187 pw.println(prefix + "Package: " + ivi.getPackageName()); 15188 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15189 pw.println(prefix + "Status: " + ivi.getStatusString()); 15190 pw.println(); 15191 count++; 15192 } 15193 if (count == 0) { 15194 pw.println(prefix + "No app verification established."); 15195 pw.println(); 15196 } 15197 for (int userId : sUserManager.getUserIds()) { 15198 pw.println("App linkages for user " + userId + ":"); 15199 pw.println(); 15200 count = 0; 15201 for (PackageSetting ps : allPackageSettings) { 15202 final long status = ps.getDomainVerificationStatusForUser(userId); 15203 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15204 continue; 15205 } 15206 pw.println(prefix + "Package: " + ps.name); 15207 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15208 String statusStr = IntentFilterVerificationInfo. 15209 getStatusStringFromValue(status); 15210 pw.println(prefix + "Status: " + statusStr); 15211 pw.println(); 15212 count++; 15213 } 15214 if (count == 0) { 15215 pw.println(prefix + "No configured app linkages."); 15216 pw.println(); 15217 } 15218 } 15219 } 15220 } 15221 } 15222 15223 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15224 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15225 if (packageName == null && permissionNames == null) { 15226 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15227 if (iperm == 0) { 15228 if (dumpState.onTitlePrinted()) 15229 pw.println(); 15230 pw.println("AppOp Permissions:"); 15231 } 15232 pw.print(" AppOp Permission "); 15233 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15234 pw.println(":"); 15235 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15236 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15237 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15238 } 15239 } 15240 } 15241 } 15242 15243 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15244 boolean printedSomething = false; 15245 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15246 if (packageName != null && !packageName.equals(p.info.packageName)) { 15247 continue; 15248 } 15249 if (!printedSomething) { 15250 if (dumpState.onTitlePrinted()) 15251 pw.println(); 15252 pw.println("Registered ContentProviders:"); 15253 printedSomething = true; 15254 } 15255 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15256 pw.print(" "); pw.println(p.toString()); 15257 } 15258 printedSomething = false; 15259 for (Map.Entry<String, PackageParser.Provider> entry : 15260 mProvidersByAuthority.entrySet()) { 15261 PackageParser.Provider p = entry.getValue(); 15262 if (packageName != null && !packageName.equals(p.info.packageName)) { 15263 continue; 15264 } 15265 if (!printedSomething) { 15266 if (dumpState.onTitlePrinted()) 15267 pw.println(); 15268 pw.println("ContentProvider Authorities:"); 15269 printedSomething = true; 15270 } 15271 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15272 pw.print(" "); pw.println(p.toString()); 15273 if (p.info != null && p.info.applicationInfo != null) { 15274 final String appInfo = p.info.applicationInfo.toString(); 15275 pw.print(" applicationInfo="); pw.println(appInfo); 15276 } 15277 } 15278 } 15279 15280 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15281 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15282 } 15283 15284 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15285 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15286 } 15287 15288 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15289 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15290 } 15291 15292 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15293 // XXX should handle packageName != null by dumping only install data that 15294 // the given package is involved with. 15295 if (dumpState.onTitlePrinted()) pw.println(); 15296 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15297 } 15298 15299 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15300 if (dumpState.onTitlePrinted()) pw.println(); 15301 mSettings.dumpReadMessagesLPr(pw, dumpState); 15302 15303 pw.println(); 15304 pw.println("Package warning messages:"); 15305 BufferedReader in = null; 15306 String line = null; 15307 try { 15308 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15309 while ((line = in.readLine()) != null) { 15310 if (line.contains("ignored: updated version")) continue; 15311 pw.println(line); 15312 } 15313 } catch (IOException ignored) { 15314 } finally { 15315 IoUtils.closeQuietly(in); 15316 } 15317 } 15318 15319 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15320 BufferedReader in = null; 15321 String line = null; 15322 try { 15323 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15324 while ((line = in.readLine()) != null) { 15325 if (line.contains("ignored: updated version")) continue; 15326 pw.print("msg,"); 15327 pw.println(line); 15328 } 15329 } catch (IOException ignored) { 15330 } finally { 15331 IoUtils.closeQuietly(in); 15332 } 15333 } 15334 } 15335 } 15336 15337 private String dumpDomainString(String packageName) { 15338 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15339 List<IntentFilter> filters = getAllIntentFilters(packageName); 15340 15341 ArraySet<String> result = new ArraySet<>(); 15342 if (iviList.size() > 0) { 15343 for (IntentFilterVerificationInfo ivi : iviList) { 15344 for (String host : ivi.getDomains()) { 15345 result.add(host); 15346 } 15347 } 15348 } 15349 if (filters != null && filters.size() > 0) { 15350 for (IntentFilter filter : filters) { 15351 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15352 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15353 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15354 result.addAll(filter.getHostsList()); 15355 } 15356 } 15357 } 15358 15359 StringBuilder sb = new StringBuilder(result.size() * 16); 15360 for (String domain : result) { 15361 if (sb.length() > 0) sb.append(" "); 15362 sb.append(domain); 15363 } 15364 return sb.toString(); 15365 } 15366 15367 // ------- apps on sdcard specific code ------- 15368 static final boolean DEBUG_SD_INSTALL = false; 15369 15370 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15371 15372 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15373 15374 private boolean mMediaMounted = false; 15375 15376 static String getEncryptKey() { 15377 try { 15378 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15379 SD_ENCRYPTION_KEYSTORE_NAME); 15380 if (sdEncKey == null) { 15381 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15382 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15383 if (sdEncKey == null) { 15384 Slog.e(TAG, "Failed to create encryption keys"); 15385 return null; 15386 } 15387 } 15388 return sdEncKey; 15389 } catch (NoSuchAlgorithmException nsae) { 15390 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15391 return null; 15392 } catch (IOException ioe) { 15393 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15394 return null; 15395 } 15396 } 15397 15398 /* 15399 * Update media status on PackageManager. 15400 */ 15401 @Override 15402 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15403 int callingUid = Binder.getCallingUid(); 15404 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15405 throw new SecurityException("Media status can only be updated by the system"); 15406 } 15407 // reader; this apparently protects mMediaMounted, but should probably 15408 // be a different lock in that case. 15409 synchronized (mPackages) { 15410 Log.i(TAG, "Updating external media status from " 15411 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15412 + (mediaStatus ? "mounted" : "unmounted")); 15413 if (DEBUG_SD_INSTALL) 15414 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15415 + ", mMediaMounted=" + mMediaMounted); 15416 if (mediaStatus == mMediaMounted) { 15417 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15418 : 0, -1); 15419 mHandler.sendMessage(msg); 15420 return; 15421 } 15422 mMediaMounted = mediaStatus; 15423 } 15424 // Queue up an async operation since the package installation may take a 15425 // little while. 15426 mHandler.post(new Runnable() { 15427 public void run() { 15428 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15429 } 15430 }); 15431 } 15432 15433 /** 15434 * Called by MountService when the initial ASECs to scan are available. 15435 * Should block until all the ASEC containers are finished being scanned. 15436 */ 15437 public void scanAvailableAsecs() { 15438 updateExternalMediaStatusInner(true, false, false); 15439 if (mShouldRestoreconData) { 15440 SELinuxMMAC.setRestoreconDone(); 15441 mShouldRestoreconData = false; 15442 } 15443 } 15444 15445 /* 15446 * Collect information of applications on external media, map them against 15447 * existing containers and update information based on current mount status. 15448 * Please note that we always have to report status if reportStatus has been 15449 * set to true especially when unloading packages. 15450 */ 15451 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15452 boolean externalStorage) { 15453 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15454 int[] uidArr = EmptyArray.INT; 15455 15456 final String[] list = PackageHelper.getSecureContainerList(); 15457 if (ArrayUtils.isEmpty(list)) { 15458 Log.i(TAG, "No secure containers found"); 15459 } else { 15460 // Process list of secure containers and categorize them 15461 // as active or stale based on their package internal state. 15462 15463 // reader 15464 synchronized (mPackages) { 15465 for (String cid : list) { 15466 // Leave stages untouched for now; installer service owns them 15467 if (PackageInstallerService.isStageName(cid)) continue; 15468 15469 if (DEBUG_SD_INSTALL) 15470 Log.i(TAG, "Processing container " + cid); 15471 String pkgName = getAsecPackageName(cid); 15472 if (pkgName == null) { 15473 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15474 continue; 15475 } 15476 if (DEBUG_SD_INSTALL) 15477 Log.i(TAG, "Looking for pkg : " + pkgName); 15478 15479 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15480 if (ps == null) { 15481 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15482 continue; 15483 } 15484 15485 /* 15486 * Skip packages that are not external if we're unmounting 15487 * external storage. 15488 */ 15489 if (externalStorage && !isMounted && !isExternal(ps)) { 15490 continue; 15491 } 15492 15493 final AsecInstallArgs args = new AsecInstallArgs(cid, 15494 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15495 // The package status is changed only if the code path 15496 // matches between settings and the container id. 15497 if (ps.codePathString != null 15498 && ps.codePathString.startsWith(args.getCodePath())) { 15499 if (DEBUG_SD_INSTALL) { 15500 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15501 + " at code path: " + ps.codePathString); 15502 } 15503 15504 // We do have a valid package installed on sdcard 15505 processCids.put(args, ps.codePathString); 15506 final int uid = ps.appId; 15507 if (uid != -1) { 15508 uidArr = ArrayUtils.appendInt(uidArr, uid); 15509 } 15510 } else { 15511 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15512 + ps.codePathString); 15513 } 15514 } 15515 } 15516 15517 Arrays.sort(uidArr); 15518 } 15519 15520 // Process packages with valid entries. 15521 if (isMounted) { 15522 if (DEBUG_SD_INSTALL) 15523 Log.i(TAG, "Loading packages"); 15524 loadMediaPackages(processCids, uidArr, externalStorage); 15525 startCleaningPackages(); 15526 mInstallerService.onSecureContainersAvailable(); 15527 } else { 15528 if (DEBUG_SD_INSTALL) 15529 Log.i(TAG, "Unloading packages"); 15530 unloadMediaPackages(processCids, uidArr, reportStatus); 15531 } 15532 } 15533 15534 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15535 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15536 final int size = infos.size(); 15537 final String[] packageNames = new String[size]; 15538 final int[] packageUids = new int[size]; 15539 for (int i = 0; i < size; i++) { 15540 final ApplicationInfo info = infos.get(i); 15541 packageNames[i] = info.packageName; 15542 packageUids[i] = info.uid; 15543 } 15544 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15545 finishedReceiver); 15546 } 15547 15548 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15549 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15550 sendResourcesChangedBroadcast(mediaStatus, replacing, 15551 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15552 } 15553 15554 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15555 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15556 int size = pkgList.length; 15557 if (size > 0) { 15558 // Send broadcasts here 15559 Bundle extras = new Bundle(); 15560 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15561 if (uidArr != null) { 15562 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15563 } 15564 if (replacing) { 15565 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15566 } 15567 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15568 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15569 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15570 } 15571 } 15572 15573 /* 15574 * Look at potentially valid container ids from processCids If package 15575 * information doesn't match the one on record or package scanning fails, 15576 * the cid is added to list of removeCids. We currently don't delete stale 15577 * containers. 15578 */ 15579 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 15580 boolean externalStorage) { 15581 ArrayList<String> pkgList = new ArrayList<String>(); 15582 Set<AsecInstallArgs> keys = processCids.keySet(); 15583 15584 for (AsecInstallArgs args : keys) { 15585 String codePath = processCids.get(args); 15586 if (DEBUG_SD_INSTALL) 15587 Log.i(TAG, "Loading container : " + args.cid); 15588 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15589 try { 15590 // Make sure there are no container errors first. 15591 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15592 Slog.e(TAG, "Failed to mount cid : " + args.cid 15593 + " when installing from sdcard"); 15594 continue; 15595 } 15596 // Check code path here. 15597 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15598 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15599 + " does not match one in settings " + codePath); 15600 continue; 15601 } 15602 // Parse package 15603 int parseFlags = mDefParseFlags; 15604 if (args.isExternalAsec()) { 15605 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15606 } 15607 if (args.isFwdLocked()) { 15608 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15609 } 15610 15611 synchronized (mInstallLock) { 15612 PackageParser.Package pkg = null; 15613 try { 15614 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15615 } catch (PackageManagerException e) { 15616 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15617 } 15618 // Scan the package 15619 if (pkg != null) { 15620 /* 15621 * TODO why is the lock being held? doPostInstall is 15622 * called in other places without the lock. This needs 15623 * to be straightened out. 15624 */ 15625 // writer 15626 synchronized (mPackages) { 15627 retCode = PackageManager.INSTALL_SUCCEEDED; 15628 pkgList.add(pkg.packageName); 15629 // Post process args 15630 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15631 pkg.applicationInfo.uid); 15632 } 15633 } else { 15634 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15635 } 15636 } 15637 15638 } finally { 15639 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15640 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15641 } 15642 } 15643 } 15644 // writer 15645 synchronized (mPackages) { 15646 // If the platform SDK has changed since the last time we booted, 15647 // we need to re-grant app permission to catch any new ones that 15648 // appear. This is really a hack, and means that apps can in some 15649 // cases get permissions that the user didn't initially explicitly 15650 // allow... it would be nice to have some better way to handle 15651 // this situation. 15652 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 15653 : mSettings.getInternalVersion(); 15654 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 15655 : StorageManager.UUID_PRIVATE_INTERNAL; 15656 15657 int updateFlags = UPDATE_PERMISSIONS_ALL; 15658 if (ver.sdkVersion != mSdkVersion) { 15659 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15660 + mSdkVersion + "; regranting permissions for external"); 15661 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15662 } 15663 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 15664 15665 // Yay, everything is now upgraded 15666 ver.forceCurrent(); 15667 15668 // can downgrade to reader 15669 // Persist settings 15670 mSettings.writeLPr(); 15671 } 15672 // Send a broadcast to let everyone know we are done processing 15673 if (pkgList.size() > 0) { 15674 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15675 } 15676 } 15677 15678 /* 15679 * Utility method to unload a list of specified containers 15680 */ 15681 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15682 // Just unmount all valid containers. 15683 for (AsecInstallArgs arg : cidArgs) { 15684 synchronized (mInstallLock) { 15685 arg.doPostDeleteLI(false); 15686 } 15687 } 15688 } 15689 15690 /* 15691 * Unload packages mounted on external media. This involves deleting package 15692 * data from internal structures, sending broadcasts about diabled packages, 15693 * gc'ing to free up references, unmounting all secure containers 15694 * corresponding to packages on external media, and posting a 15695 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15696 * that we always have to post this message if status has been requested no 15697 * matter what. 15698 */ 15699 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15700 final boolean reportStatus) { 15701 if (DEBUG_SD_INSTALL) 15702 Log.i(TAG, "unloading media packages"); 15703 ArrayList<String> pkgList = new ArrayList<String>(); 15704 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15705 final Set<AsecInstallArgs> keys = processCids.keySet(); 15706 for (AsecInstallArgs args : keys) { 15707 String pkgName = args.getPackageName(); 15708 if (DEBUG_SD_INSTALL) 15709 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15710 // Delete package internally 15711 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15712 synchronized (mInstallLock) { 15713 boolean res = deletePackageLI(pkgName, null, false, null, null, 15714 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15715 if (res) { 15716 pkgList.add(pkgName); 15717 } else { 15718 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15719 failedList.add(args); 15720 } 15721 } 15722 } 15723 15724 // reader 15725 synchronized (mPackages) { 15726 // We didn't update the settings after removing each package; 15727 // write them now for all packages. 15728 mSettings.writeLPr(); 15729 } 15730 15731 // We have to absolutely send UPDATED_MEDIA_STATUS only 15732 // after confirming that all the receivers processed the ordered 15733 // broadcast when packages get disabled, force a gc to clean things up. 15734 // and unload all the containers. 15735 if (pkgList.size() > 0) { 15736 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15737 new IIntentReceiver.Stub() { 15738 public void performReceive(Intent intent, int resultCode, String data, 15739 Bundle extras, boolean ordered, boolean sticky, 15740 int sendingUser) throws RemoteException { 15741 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15742 reportStatus ? 1 : 0, 1, keys); 15743 mHandler.sendMessage(msg); 15744 } 15745 }); 15746 } else { 15747 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15748 keys); 15749 mHandler.sendMessage(msg); 15750 } 15751 } 15752 15753 private void loadPrivatePackages(final VolumeInfo vol) { 15754 mHandler.post(new Runnable() { 15755 @Override 15756 public void run() { 15757 loadPrivatePackagesInner(vol); 15758 } 15759 }); 15760 } 15761 15762 private void loadPrivatePackagesInner(VolumeInfo vol) { 15763 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15764 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15765 15766 final VersionInfo ver; 15767 final List<PackageSetting> packages; 15768 synchronized (mPackages) { 15769 ver = mSettings.findOrCreateVersion(vol.fsUuid); 15770 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15771 } 15772 15773 for (PackageSetting ps : packages) { 15774 synchronized (mInstallLock) { 15775 final PackageParser.Package pkg; 15776 try { 15777 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15778 loaded.add(pkg.applicationInfo); 15779 } catch (PackageManagerException e) { 15780 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15781 } 15782 15783 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15784 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15785 } 15786 } 15787 } 15788 15789 synchronized (mPackages) { 15790 int updateFlags = UPDATE_PERMISSIONS_ALL; 15791 if (ver.sdkVersion != mSdkVersion) { 15792 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15793 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15794 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15795 } 15796 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 15797 15798 // Yay, everything is now upgraded 15799 ver.forceCurrent(); 15800 15801 mSettings.writeLPr(); 15802 } 15803 15804 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15805 sendResourcesChangedBroadcast(true, false, loaded, null); 15806 } 15807 15808 private void unloadPrivatePackages(final VolumeInfo vol) { 15809 mHandler.post(new Runnable() { 15810 @Override 15811 public void run() { 15812 unloadPrivatePackagesInner(vol); 15813 } 15814 }); 15815 } 15816 15817 private void unloadPrivatePackagesInner(VolumeInfo vol) { 15818 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15819 synchronized (mInstallLock) { 15820 synchronized (mPackages) { 15821 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15822 for (PackageSetting ps : packages) { 15823 if (ps.pkg == null) continue; 15824 15825 final ApplicationInfo info = ps.pkg.applicationInfo; 15826 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15827 if (deletePackageLI(ps.name, null, false, null, null, 15828 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15829 unloaded.add(info); 15830 } else { 15831 Slog.w(TAG, "Failed to unload " + ps.codePath); 15832 } 15833 } 15834 15835 mSettings.writeLPr(); 15836 } 15837 } 15838 15839 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15840 sendResourcesChangedBroadcast(false, false, unloaded, null); 15841 } 15842 15843 /** 15844 * Examine all users present on given mounted volume, and destroy data 15845 * belonging to users that are no longer valid, or whose user ID has been 15846 * recycled. 15847 */ 15848 private void reconcileUsers(String volumeUuid) { 15849 final File[] files = FileUtils 15850 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15851 for (File file : files) { 15852 if (!file.isDirectory()) continue; 15853 15854 final int userId; 15855 final UserInfo info; 15856 try { 15857 userId = Integer.parseInt(file.getName()); 15858 info = sUserManager.getUserInfo(userId); 15859 } catch (NumberFormatException e) { 15860 Slog.w(TAG, "Invalid user directory " + file); 15861 continue; 15862 } 15863 15864 boolean destroyUser = false; 15865 if (info == null) { 15866 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15867 + " because no matching user was found"); 15868 destroyUser = true; 15869 } else { 15870 try { 15871 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15872 } catch (IOException e) { 15873 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15874 + " because we failed to enforce serial number: " + e); 15875 destroyUser = true; 15876 } 15877 } 15878 15879 if (destroyUser) { 15880 synchronized (mInstallLock) { 15881 mInstaller.removeUserDataDirs(volumeUuid, userId); 15882 } 15883 } 15884 } 15885 15886 final UserManager um = mContext.getSystemService(UserManager.class); 15887 for (UserInfo user : um.getUsers()) { 15888 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15889 if (userDir.exists()) continue; 15890 15891 try { 15892 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15893 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15894 } catch (IOException e) { 15895 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15896 } 15897 } 15898 } 15899 15900 /** 15901 * Examine all apps present on given mounted volume, and destroy apps that 15902 * aren't expected, either due to uninstallation or reinstallation on 15903 * another volume. 15904 */ 15905 private void reconcileApps(String volumeUuid) { 15906 final File[] files = FileUtils 15907 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15908 for (File file : files) { 15909 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15910 && !PackageInstallerService.isStageName(file.getName()); 15911 if (!isPackage) { 15912 // Ignore entries which are not packages 15913 continue; 15914 } 15915 15916 boolean destroyApp = false; 15917 String packageName = null; 15918 try { 15919 final PackageLite pkg = PackageParser.parsePackageLite(file, 15920 PackageParser.PARSE_MUST_BE_APK); 15921 packageName = pkg.packageName; 15922 15923 synchronized (mPackages) { 15924 final PackageSetting ps = mSettings.mPackages.get(packageName); 15925 if (ps == null) { 15926 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15927 + volumeUuid + " because we found no install record"); 15928 destroyApp = true; 15929 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15930 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15931 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15932 destroyApp = true; 15933 } 15934 } 15935 15936 } catch (PackageParserException e) { 15937 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15938 destroyApp = true; 15939 } 15940 15941 if (destroyApp) { 15942 synchronized (mInstallLock) { 15943 if (packageName != null) { 15944 removeDataDirsLI(volumeUuid, packageName); 15945 } 15946 if (file.isDirectory()) { 15947 mInstaller.rmPackageDir(file.getAbsolutePath()); 15948 } else { 15949 file.delete(); 15950 } 15951 } 15952 } 15953 } 15954 } 15955 15956 private void unfreezePackage(String packageName) { 15957 synchronized (mPackages) { 15958 final PackageSetting ps = mSettings.mPackages.get(packageName); 15959 if (ps != null) { 15960 ps.frozen = false; 15961 } 15962 } 15963 } 15964 15965 @Override 15966 public int movePackage(final String packageName, final String volumeUuid) { 15967 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15968 15969 final int moveId = mNextMoveId.getAndIncrement(); 15970 try { 15971 movePackageInternal(packageName, volumeUuid, moveId); 15972 } catch (PackageManagerException e) { 15973 Slog.w(TAG, "Failed to move " + packageName, e); 15974 mMoveCallbacks.notifyStatusChanged(moveId, 15975 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15976 } 15977 return moveId; 15978 } 15979 15980 private void movePackageInternal(final String packageName, final String volumeUuid, 15981 final int moveId) throws PackageManagerException { 15982 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15983 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15984 final PackageManager pm = mContext.getPackageManager(); 15985 15986 final boolean currentAsec; 15987 final String currentVolumeUuid; 15988 final File codeFile; 15989 final String installerPackageName; 15990 final String packageAbiOverride; 15991 final int appId; 15992 final String seinfo; 15993 final String label; 15994 15995 // reader 15996 synchronized (mPackages) { 15997 final PackageParser.Package pkg = mPackages.get(packageName); 15998 final PackageSetting ps = mSettings.mPackages.get(packageName); 15999 if (pkg == null || ps == null) { 16000 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16001 } 16002 16003 if (pkg.applicationInfo.isSystemApp()) { 16004 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16005 "Cannot move system application"); 16006 } 16007 16008 if (pkg.applicationInfo.isExternalAsec()) { 16009 currentAsec = true; 16010 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16011 } else if (pkg.applicationInfo.isForwardLocked()) { 16012 currentAsec = true; 16013 currentVolumeUuid = "forward_locked"; 16014 } else { 16015 currentAsec = false; 16016 currentVolumeUuid = ps.volumeUuid; 16017 16018 final File probe = new File(pkg.codePath); 16019 final File probeOat = new File(probe, "oat"); 16020 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16021 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16022 "Move only supported for modern cluster style installs"); 16023 } 16024 } 16025 16026 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16027 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16028 "Package already moved to " + volumeUuid); 16029 } 16030 16031 if (ps.frozen) { 16032 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16033 "Failed to move already frozen package"); 16034 } 16035 ps.frozen = true; 16036 16037 codeFile = new File(pkg.codePath); 16038 installerPackageName = ps.installerPackageName; 16039 packageAbiOverride = ps.cpuAbiOverrideString; 16040 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16041 seinfo = pkg.applicationInfo.seinfo; 16042 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16043 } 16044 16045 // Now that we're guarded by frozen state, kill app during move 16046 final long token = Binder.clearCallingIdentity(); 16047 try { 16048 killApplication(packageName, appId, "move pkg"); 16049 } finally { 16050 Binder.restoreCallingIdentity(token); 16051 } 16052 16053 final Bundle extras = new Bundle(); 16054 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16055 extras.putString(Intent.EXTRA_TITLE, label); 16056 mMoveCallbacks.notifyCreated(moveId, extras); 16057 16058 int installFlags; 16059 final boolean moveCompleteApp; 16060 final File measurePath; 16061 16062 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16063 installFlags = INSTALL_INTERNAL; 16064 moveCompleteApp = !currentAsec; 16065 measurePath = Environment.getDataAppDirectory(volumeUuid); 16066 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16067 installFlags = INSTALL_EXTERNAL; 16068 moveCompleteApp = false; 16069 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16070 } else { 16071 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16072 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16073 || !volume.isMountedWritable()) { 16074 unfreezePackage(packageName); 16075 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16076 "Move location not mounted private volume"); 16077 } 16078 16079 Preconditions.checkState(!currentAsec); 16080 16081 installFlags = INSTALL_INTERNAL; 16082 moveCompleteApp = true; 16083 measurePath = Environment.getDataAppDirectory(volumeUuid); 16084 } 16085 16086 final PackageStats stats = new PackageStats(null, -1); 16087 synchronized (mInstaller) { 16088 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16089 unfreezePackage(packageName); 16090 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16091 "Failed to measure package size"); 16092 } 16093 } 16094 16095 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16096 + stats.dataSize); 16097 16098 final long startFreeBytes = measurePath.getFreeSpace(); 16099 final long sizeBytes; 16100 if (moveCompleteApp) { 16101 sizeBytes = stats.codeSize + stats.dataSize; 16102 } else { 16103 sizeBytes = stats.codeSize; 16104 } 16105 16106 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16107 unfreezePackage(packageName); 16108 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16109 "Not enough free space to move"); 16110 } 16111 16112 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16113 16114 final CountDownLatch installedLatch = new CountDownLatch(1); 16115 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16116 @Override 16117 public void onUserActionRequired(Intent intent) throws RemoteException { 16118 throw new IllegalStateException(); 16119 } 16120 16121 @Override 16122 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16123 Bundle extras) throws RemoteException { 16124 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16125 + PackageManager.installStatusToString(returnCode, msg)); 16126 16127 installedLatch.countDown(); 16128 16129 // Regardless of success or failure of the move operation, 16130 // always unfreeze the package 16131 unfreezePackage(packageName); 16132 16133 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16134 switch (status) { 16135 case PackageInstaller.STATUS_SUCCESS: 16136 mMoveCallbacks.notifyStatusChanged(moveId, 16137 PackageManager.MOVE_SUCCEEDED); 16138 break; 16139 case PackageInstaller.STATUS_FAILURE_STORAGE: 16140 mMoveCallbacks.notifyStatusChanged(moveId, 16141 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16142 break; 16143 default: 16144 mMoveCallbacks.notifyStatusChanged(moveId, 16145 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16146 break; 16147 } 16148 } 16149 }; 16150 16151 final MoveInfo move; 16152 if (moveCompleteApp) { 16153 // Kick off a thread to report progress estimates 16154 new Thread() { 16155 @Override 16156 public void run() { 16157 while (true) { 16158 try { 16159 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16160 break; 16161 } 16162 } catch (InterruptedException ignored) { 16163 } 16164 16165 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16166 final int progress = 10 + (int) MathUtils.constrain( 16167 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16168 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16169 } 16170 } 16171 }.start(); 16172 16173 final String dataAppName = codeFile.getName(); 16174 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16175 dataAppName, appId, seinfo); 16176 } else { 16177 move = null; 16178 } 16179 16180 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16181 16182 final Message msg = mHandler.obtainMessage(INIT_COPY); 16183 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16184 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 16185 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16186 mHandler.sendMessage(msg); 16187 } 16188 16189 @Override 16190 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16191 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16192 16193 final int realMoveId = mNextMoveId.getAndIncrement(); 16194 final Bundle extras = new Bundle(); 16195 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16196 mMoveCallbacks.notifyCreated(realMoveId, extras); 16197 16198 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16199 @Override 16200 public void onCreated(int moveId, Bundle extras) { 16201 // Ignored 16202 } 16203 16204 @Override 16205 public void onStatusChanged(int moveId, int status, long estMillis) { 16206 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16207 } 16208 }; 16209 16210 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16211 storage.setPrimaryStorageUuid(volumeUuid, callback); 16212 return realMoveId; 16213 } 16214 16215 @Override 16216 public int getMoveStatus(int moveId) { 16217 mContext.enforceCallingOrSelfPermission( 16218 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16219 return mMoveCallbacks.mLastStatus.get(moveId); 16220 } 16221 16222 @Override 16223 public void registerMoveCallback(IPackageMoveObserver callback) { 16224 mContext.enforceCallingOrSelfPermission( 16225 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16226 mMoveCallbacks.register(callback); 16227 } 16228 16229 @Override 16230 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16231 mContext.enforceCallingOrSelfPermission( 16232 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16233 mMoveCallbacks.unregister(callback); 16234 } 16235 16236 @Override 16237 public boolean setInstallLocation(int loc) { 16238 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16239 null); 16240 if (getInstallLocation() == loc) { 16241 return true; 16242 } 16243 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16244 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16245 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16246 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16247 return true; 16248 } 16249 return false; 16250 } 16251 16252 @Override 16253 public int getInstallLocation() { 16254 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16255 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16256 PackageHelper.APP_INSTALL_AUTO); 16257 } 16258 16259 /** Called by UserManagerService */ 16260 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16261 mDirtyUsers.remove(userHandle); 16262 mSettings.removeUserLPw(userHandle); 16263 mPendingBroadcasts.remove(userHandle); 16264 if (mInstaller != null) { 16265 // Technically, we shouldn't be doing this with the package lock 16266 // held. However, this is very rare, and there is already so much 16267 // other disk I/O going on, that we'll let it slide for now. 16268 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16269 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16270 final String volumeUuid = vol.getFsUuid(); 16271 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16272 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16273 } 16274 } 16275 mUserNeedsBadging.delete(userHandle); 16276 removeUnusedPackagesLILPw(userManager, userHandle); 16277 } 16278 16279 /** 16280 * We're removing userHandle and would like to remove any downloaded packages 16281 * that are no longer in use by any other user. 16282 * @param userHandle the user being removed 16283 */ 16284 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16285 final boolean DEBUG_CLEAN_APKS = false; 16286 int [] users = userManager.getUserIdsLPr(); 16287 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16288 while (psit.hasNext()) { 16289 PackageSetting ps = psit.next(); 16290 if (ps.pkg == null) { 16291 continue; 16292 } 16293 final String packageName = ps.pkg.packageName; 16294 // Skip over if system app 16295 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16296 continue; 16297 } 16298 if (DEBUG_CLEAN_APKS) { 16299 Slog.i(TAG, "Checking package " + packageName); 16300 } 16301 boolean keep = false; 16302 for (int i = 0; i < users.length; i++) { 16303 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16304 keep = true; 16305 if (DEBUG_CLEAN_APKS) { 16306 Slog.i(TAG, " Keeping package " + packageName + " for user " 16307 + users[i]); 16308 } 16309 break; 16310 } 16311 } 16312 if (!keep) { 16313 if (DEBUG_CLEAN_APKS) { 16314 Slog.i(TAG, " Removing package " + packageName); 16315 } 16316 mHandler.post(new Runnable() { 16317 public void run() { 16318 deletePackageX(packageName, userHandle, 0); 16319 } //end run 16320 }); 16321 } 16322 } 16323 } 16324 16325 /** Called by UserManagerService */ 16326 void createNewUserLILPw(int userHandle) { 16327 if (mInstaller != null) { 16328 mInstaller.createUserConfig(userHandle); 16329 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16330 applyFactoryDefaultBrowserLPw(userHandle); 16331 primeDomainVerificationsLPw(userHandle); 16332 } 16333 } 16334 16335 void newUserCreated(final int userHandle) { 16336 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16337 } 16338 16339 @Override 16340 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16341 mContext.enforceCallingOrSelfPermission( 16342 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16343 "Only package verification agents can read the verifier device identity"); 16344 16345 synchronized (mPackages) { 16346 return mSettings.getVerifierDeviceIdentityLPw(); 16347 } 16348 } 16349 16350 @Override 16351 public void setPermissionEnforced(String permission, boolean enforced) { 16352 // TODO: Now that we no longer change GID for storage, this should to away. 16353 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16354 "setPermissionEnforced"); 16355 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16356 synchronized (mPackages) { 16357 if (mSettings.mReadExternalStorageEnforced == null 16358 || mSettings.mReadExternalStorageEnforced != enforced) { 16359 mSettings.mReadExternalStorageEnforced = enforced; 16360 mSettings.writeLPr(); 16361 } 16362 } 16363 // kill any non-foreground processes so we restart them and 16364 // grant/revoke the GID. 16365 final IActivityManager am = ActivityManagerNative.getDefault(); 16366 if (am != null) { 16367 final long token = Binder.clearCallingIdentity(); 16368 try { 16369 am.killProcessesBelowForeground("setPermissionEnforcement"); 16370 } catch (RemoteException e) { 16371 } finally { 16372 Binder.restoreCallingIdentity(token); 16373 } 16374 } 16375 } else { 16376 throw new IllegalArgumentException("No selective enforcement for " + permission); 16377 } 16378 } 16379 16380 @Override 16381 @Deprecated 16382 public boolean isPermissionEnforced(String permission) { 16383 return true; 16384 } 16385 16386 @Override 16387 public boolean isStorageLow() { 16388 final long token = Binder.clearCallingIdentity(); 16389 try { 16390 final DeviceStorageMonitorInternal 16391 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16392 if (dsm != null) { 16393 return dsm.isMemoryLow(); 16394 } else { 16395 return false; 16396 } 16397 } finally { 16398 Binder.restoreCallingIdentity(token); 16399 } 16400 } 16401 16402 @Override 16403 public IPackageInstaller getPackageInstaller() { 16404 return mInstallerService; 16405 } 16406 16407 private boolean userNeedsBadging(int userId) { 16408 int index = mUserNeedsBadging.indexOfKey(userId); 16409 if (index < 0) { 16410 final UserInfo userInfo; 16411 final long token = Binder.clearCallingIdentity(); 16412 try { 16413 userInfo = sUserManager.getUserInfo(userId); 16414 } finally { 16415 Binder.restoreCallingIdentity(token); 16416 } 16417 final boolean b; 16418 if (userInfo != null && userInfo.isManagedProfile()) { 16419 b = true; 16420 } else { 16421 b = false; 16422 } 16423 mUserNeedsBadging.put(userId, b); 16424 return b; 16425 } 16426 return mUserNeedsBadging.valueAt(index); 16427 } 16428 16429 @Override 16430 public KeySet getKeySetByAlias(String packageName, String alias) { 16431 if (packageName == null || alias == null) { 16432 return null; 16433 } 16434 synchronized(mPackages) { 16435 final PackageParser.Package pkg = mPackages.get(packageName); 16436 if (pkg == null) { 16437 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16438 throw new IllegalArgumentException("Unknown package: " + packageName); 16439 } 16440 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16441 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16442 } 16443 } 16444 16445 @Override 16446 public KeySet getSigningKeySet(String packageName) { 16447 if (packageName == null) { 16448 return null; 16449 } 16450 synchronized(mPackages) { 16451 final PackageParser.Package pkg = mPackages.get(packageName); 16452 if (pkg == null) { 16453 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16454 throw new IllegalArgumentException("Unknown package: " + packageName); 16455 } 16456 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16457 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16458 throw new SecurityException("May not access signing KeySet of other apps."); 16459 } 16460 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16461 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16462 } 16463 } 16464 16465 @Override 16466 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16467 if (packageName == null || ks == null) { 16468 return false; 16469 } 16470 synchronized(mPackages) { 16471 final PackageParser.Package pkg = mPackages.get(packageName); 16472 if (pkg == null) { 16473 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16474 throw new IllegalArgumentException("Unknown package: " + packageName); 16475 } 16476 IBinder ksh = ks.getToken(); 16477 if (ksh instanceof KeySetHandle) { 16478 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16479 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16480 } 16481 return false; 16482 } 16483 } 16484 16485 @Override 16486 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16487 if (packageName == null || ks == null) { 16488 return false; 16489 } 16490 synchronized(mPackages) { 16491 final PackageParser.Package pkg = mPackages.get(packageName); 16492 if (pkg == null) { 16493 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16494 throw new IllegalArgumentException("Unknown package: " + packageName); 16495 } 16496 IBinder ksh = ks.getToken(); 16497 if (ksh instanceof KeySetHandle) { 16498 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16499 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16500 } 16501 return false; 16502 } 16503 } 16504 16505 public void getUsageStatsIfNoPackageUsageInfo() { 16506 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16507 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16508 if (usm == null) { 16509 throw new IllegalStateException("UsageStatsManager must be initialized"); 16510 } 16511 long now = System.currentTimeMillis(); 16512 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16513 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16514 String packageName = entry.getKey(); 16515 PackageParser.Package pkg = mPackages.get(packageName); 16516 if (pkg == null) { 16517 continue; 16518 } 16519 UsageStats usage = entry.getValue(); 16520 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16521 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16522 } 16523 } 16524 } 16525 16526 /** 16527 * Check and throw if the given before/after packages would be considered a 16528 * downgrade. 16529 */ 16530 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16531 throws PackageManagerException { 16532 if (after.versionCode < before.mVersionCode) { 16533 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16534 "Update version code " + after.versionCode + " is older than current " 16535 + before.mVersionCode); 16536 } else if (after.versionCode == before.mVersionCode) { 16537 if (after.baseRevisionCode < before.baseRevisionCode) { 16538 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16539 "Update base revision code " + after.baseRevisionCode 16540 + " is older than current " + before.baseRevisionCode); 16541 } 16542 16543 if (!ArrayUtils.isEmpty(after.splitNames)) { 16544 for (int i = 0; i < after.splitNames.length; i++) { 16545 final String splitName = after.splitNames[i]; 16546 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16547 if (j != -1) { 16548 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16549 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16550 "Update split " + splitName + " revision code " 16551 + after.splitRevisionCodes[i] + " is older than current " 16552 + before.splitRevisionCodes[j]); 16553 } 16554 } 16555 } 16556 } 16557 } 16558 } 16559 16560 private static class MoveCallbacks extends Handler { 16561 private static final int MSG_CREATED = 1; 16562 private static final int MSG_STATUS_CHANGED = 2; 16563 16564 private final RemoteCallbackList<IPackageMoveObserver> 16565 mCallbacks = new RemoteCallbackList<>(); 16566 16567 private final SparseIntArray mLastStatus = new SparseIntArray(); 16568 16569 public MoveCallbacks(Looper looper) { 16570 super(looper); 16571 } 16572 16573 public void register(IPackageMoveObserver callback) { 16574 mCallbacks.register(callback); 16575 } 16576 16577 public void unregister(IPackageMoveObserver callback) { 16578 mCallbacks.unregister(callback); 16579 } 16580 16581 @Override 16582 public void handleMessage(Message msg) { 16583 final SomeArgs args = (SomeArgs) msg.obj; 16584 final int n = mCallbacks.beginBroadcast(); 16585 for (int i = 0; i < n; i++) { 16586 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16587 try { 16588 invokeCallback(callback, msg.what, args); 16589 } catch (RemoteException ignored) { 16590 } 16591 } 16592 mCallbacks.finishBroadcast(); 16593 args.recycle(); 16594 } 16595 16596 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16597 throws RemoteException { 16598 switch (what) { 16599 case MSG_CREATED: { 16600 callback.onCreated(args.argi1, (Bundle) args.arg2); 16601 break; 16602 } 16603 case MSG_STATUS_CHANGED: { 16604 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16605 break; 16606 } 16607 } 16608 } 16609 16610 private void notifyCreated(int moveId, Bundle extras) { 16611 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16612 16613 final SomeArgs args = SomeArgs.obtain(); 16614 args.argi1 = moveId; 16615 args.arg2 = extras; 16616 obtainMessage(MSG_CREATED, args).sendToTarget(); 16617 } 16618 16619 private void notifyStatusChanged(int moveId, int status) { 16620 notifyStatusChanged(moveId, status, -1); 16621 } 16622 16623 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16624 Slog.v(TAG, "Move " + moveId + " status " + status); 16625 16626 final SomeArgs args = SomeArgs.obtain(); 16627 args.argi1 = moveId; 16628 args.argi2 = status; 16629 args.arg3 = estMillis; 16630 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16631 16632 synchronized (mLastStatus) { 16633 mLastStatus.put(moveId, status); 16634 } 16635 } 16636 } 16637 16638 private final class OnPermissionChangeListeners extends Handler { 16639 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16640 16641 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16642 new RemoteCallbackList<>(); 16643 16644 public OnPermissionChangeListeners(Looper looper) { 16645 super(looper); 16646 } 16647 16648 @Override 16649 public void handleMessage(Message msg) { 16650 switch (msg.what) { 16651 case MSG_ON_PERMISSIONS_CHANGED: { 16652 final int uid = msg.arg1; 16653 handleOnPermissionsChanged(uid); 16654 } break; 16655 } 16656 } 16657 16658 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16659 mPermissionListeners.register(listener); 16660 16661 } 16662 16663 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16664 mPermissionListeners.unregister(listener); 16665 } 16666 16667 public void onPermissionsChanged(int uid) { 16668 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16669 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16670 } 16671 } 16672 16673 private void handleOnPermissionsChanged(int uid) { 16674 final int count = mPermissionListeners.beginBroadcast(); 16675 try { 16676 for (int i = 0; i < count; i++) { 16677 IOnPermissionsChangeListener callback = mPermissionListeners 16678 .getBroadcastItem(i); 16679 try { 16680 callback.onPermissionsChanged(uid); 16681 } catch (RemoteException e) { 16682 Log.e(TAG, "Permission listener is dead", e); 16683 } 16684 } 16685 } finally { 16686 mPermissionListeners.finishBroadcast(); 16687 } 16688 } 16689 } 16690 16691 private class PackageManagerInternalImpl extends PackageManagerInternal { 16692 @Override 16693 public void setLocationPackagesProvider(PackagesProvider provider) { 16694 synchronized (mPackages) { 16695 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16696 } 16697 } 16698 16699 @Override 16700 public void setImePackagesProvider(PackagesProvider provider) { 16701 synchronized (mPackages) { 16702 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16703 } 16704 } 16705 16706 @Override 16707 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16708 synchronized (mPackages) { 16709 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16710 } 16711 } 16712 16713 @Override 16714 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16715 synchronized (mPackages) { 16716 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16717 } 16718 } 16719 16720 @Override 16721 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16722 synchronized (mPackages) { 16723 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16724 } 16725 } 16726 16727 @Override 16728 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16729 synchronized (mPackages) { 16730 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16731 } 16732 } 16733 16734 @Override 16735 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16736 synchronized (mPackages) { 16737 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16738 } 16739 } 16740 16741 @Override 16742 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16743 synchronized (mPackages) { 16744 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16745 packageName, userId); 16746 } 16747 } 16748 16749 @Override 16750 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16751 synchronized (mPackages) { 16752 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16753 packageName, userId); 16754 } 16755 } 16756 @Override 16757 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16758 synchronized (mPackages) { 16759 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16760 packageName, userId); 16761 } 16762 } 16763 } 16764 16765 @Override 16766 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16767 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16768 synchronized (mPackages) { 16769 final long identity = Binder.clearCallingIdentity(); 16770 try { 16771 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16772 packageNames, userId); 16773 } finally { 16774 Binder.restoreCallingIdentity(identity); 16775 } 16776 } 16777 } 16778 16779 private static void enforceSystemOrPhoneCaller(String tag) { 16780 int callingUid = Binder.getCallingUid(); 16781 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16782 throw new SecurityException( 16783 "Cannot call " + tag + " from UID " + callingUid); 16784 } 16785 } 16786} 16787