PackageManagerService.java revision b49245f96233b7f89fb5d4ba52576131ca6fb47a
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, 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 // if there is an "always" for the parent user, add it. 4776 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4777 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4778 result.add(xpDomainInfo.resolveInfo); 4779 } else { 4780 // Add all undefined apps as we want them to appear in the disambiguation dialog. 4781 result.addAll(undefinedList); 4782 if (xpDomainInfo != null && ( 4783 xpDomainInfo.bestDomainVerificationStatus 4784 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4785 || xpDomainInfo.bestDomainVerificationStatus 4786 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4787 result.add(xpDomainInfo.resolveInfo); 4788 } 4789 includeBrowser = true; 4790 } 4791 4792 // The presence of any 'always ask' alternatives means we'll also offer browsers. 4793 // If there were 'always' entries their preferred order has been set, so we also 4794 // back that off to make the alternatives equivalent 4795 if (alwaysAskList.size() > 0) { 4796 for (ResolveInfo i : result) { 4797 i.preferredOrder = 0; 4798 } 4799 result.addAll(alwaysAskList); 4800 includeBrowser = true; 4801 } 4802 4803 if (includeBrowser) { 4804 // Also add browsers (all of them or only the default one) 4805 if (DEBUG_DOMAIN_VERIFICATION) { 4806 Slog.v(TAG, " ...including browsers in candidate set"); 4807 } 4808 if ((matchFlags & MATCH_ALL) != 0) { 4809 result.addAll(matchAllList); 4810 } else { 4811 // Browser/generic handling case. If there's a default browser, go straight 4812 // to that (but only if there is no other higher-priority match). 4813 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4814 int maxMatchPrio = 0; 4815 ResolveInfo defaultBrowserMatch = null; 4816 final int numCandidates = matchAllList.size(); 4817 for (int n = 0; n < numCandidates; n++) { 4818 ResolveInfo info = matchAllList.get(n); 4819 // track the highest overall match priority... 4820 if (info.priority > maxMatchPrio) { 4821 maxMatchPrio = info.priority; 4822 } 4823 // ...and the highest-priority default browser match 4824 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4825 if (defaultBrowserMatch == null 4826 || (defaultBrowserMatch.priority < info.priority)) { 4827 if (debug) { 4828 Slog.v(TAG, "Considering default browser match " + info); 4829 } 4830 defaultBrowserMatch = info; 4831 } 4832 } 4833 } 4834 if (defaultBrowserMatch != null 4835 && defaultBrowserMatch.priority >= maxMatchPrio 4836 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4837 { 4838 if (debug) { 4839 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4840 } 4841 result.add(defaultBrowserMatch); 4842 } else { 4843 result.addAll(matchAllList); 4844 } 4845 } 4846 4847 // If there is nothing selected, add all candidates and remove the ones that the user 4848 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4849 if (result.size() == 0) { 4850 result.addAll(candidates); 4851 result.removeAll(neverList); 4852 } 4853 } 4854 } 4855 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4856 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4857 result.size()); 4858 for (ResolveInfo info : result) { 4859 Slog.v(TAG, " + " + info.activityInfo); 4860 } 4861 } 4862 return result; 4863 } 4864 4865 // Returns a packed value as a long: 4866 // 4867 // high 'int'-sized word: link status: undefined/ask/never/always. 4868 // low 'int'-sized word: relative priority among 'always' results. 4869 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4870 long result = ps.getDomainVerificationStatusForUser(userId); 4871 // if none available, get the master status 4872 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4873 if (ps.getIntentFilterVerificationInfo() != null) { 4874 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4875 } 4876 } 4877 return result; 4878 } 4879 4880 private ResolveInfo querySkipCurrentProfileIntents( 4881 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4882 int flags, int sourceUserId) { 4883 if (matchingFilters != null) { 4884 int size = matchingFilters.size(); 4885 for (int i = 0; i < size; i ++) { 4886 CrossProfileIntentFilter filter = matchingFilters.get(i); 4887 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4888 // Checking if there are activities in the target user that can handle the 4889 // intent. 4890 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4891 flags, sourceUserId); 4892 if (resolveInfo != null) { 4893 return resolveInfo; 4894 } 4895 } 4896 } 4897 } 4898 return null; 4899 } 4900 4901 // Return matching ResolveInfo if any for skip current profile intent filters. 4902 private ResolveInfo queryCrossProfileIntents( 4903 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4904 int flags, int sourceUserId) { 4905 if (matchingFilters != null) { 4906 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4907 // match the same intent. For performance reasons, it is better not to 4908 // run queryIntent twice for the same userId 4909 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4910 int size = matchingFilters.size(); 4911 for (int i = 0; i < size; i++) { 4912 CrossProfileIntentFilter filter = matchingFilters.get(i); 4913 int targetUserId = filter.getTargetUserId(); 4914 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4915 && !alreadyTriedUserIds.get(targetUserId)) { 4916 // Checking if there are activities in the target user that can handle the 4917 // intent. 4918 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4919 flags, sourceUserId); 4920 if (resolveInfo != null) return resolveInfo; 4921 alreadyTriedUserIds.put(targetUserId, true); 4922 } 4923 } 4924 } 4925 return null; 4926 } 4927 4928 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4929 String resolvedType, int flags, int sourceUserId) { 4930 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4931 resolvedType, flags, filter.getTargetUserId()); 4932 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4933 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4934 } 4935 return null; 4936 } 4937 4938 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4939 int sourceUserId, int targetUserId) { 4940 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4941 String className; 4942 if (targetUserId == UserHandle.USER_OWNER) { 4943 className = FORWARD_INTENT_TO_USER_OWNER; 4944 } else { 4945 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4946 } 4947 ComponentName forwardingActivityComponentName = new ComponentName( 4948 mAndroidApplication.packageName, className); 4949 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4950 sourceUserId); 4951 if (targetUserId == UserHandle.USER_OWNER) { 4952 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4953 forwardingResolveInfo.noResourceId = true; 4954 } 4955 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4956 forwardingResolveInfo.priority = 0; 4957 forwardingResolveInfo.preferredOrder = 0; 4958 forwardingResolveInfo.match = 0; 4959 forwardingResolveInfo.isDefault = true; 4960 forwardingResolveInfo.filter = filter; 4961 forwardingResolveInfo.targetUserId = targetUserId; 4962 return forwardingResolveInfo; 4963 } 4964 4965 @Override 4966 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4967 Intent[] specifics, String[] specificTypes, Intent intent, 4968 String resolvedType, int flags, int userId) { 4969 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4970 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4971 false, "query intent activity options"); 4972 final String resultsAction = intent.getAction(); 4973 4974 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4975 | PackageManager.GET_RESOLVED_FILTER, userId); 4976 4977 if (DEBUG_INTENT_MATCHING) { 4978 Log.v(TAG, "Query " + intent + ": " + results); 4979 } 4980 4981 int specificsPos = 0; 4982 int N; 4983 4984 // todo: note that the algorithm used here is O(N^2). This 4985 // isn't a problem in our current environment, but if we start running 4986 // into situations where we have more than 5 or 10 matches then this 4987 // should probably be changed to something smarter... 4988 4989 // First we go through and resolve each of the specific items 4990 // that were supplied, taking care of removing any corresponding 4991 // duplicate items in the generic resolve list. 4992 if (specifics != null) { 4993 for (int i=0; i<specifics.length; i++) { 4994 final Intent sintent = specifics[i]; 4995 if (sintent == null) { 4996 continue; 4997 } 4998 4999 if (DEBUG_INTENT_MATCHING) { 5000 Log.v(TAG, "Specific #" + i + ": " + sintent); 5001 } 5002 5003 String action = sintent.getAction(); 5004 if (resultsAction != null && resultsAction.equals(action)) { 5005 // If this action was explicitly requested, then don't 5006 // remove things that have it. 5007 action = null; 5008 } 5009 5010 ResolveInfo ri = null; 5011 ActivityInfo ai = null; 5012 5013 ComponentName comp = sintent.getComponent(); 5014 if (comp == null) { 5015 ri = resolveIntent( 5016 sintent, 5017 specificTypes != null ? specificTypes[i] : null, 5018 flags, userId); 5019 if (ri == null) { 5020 continue; 5021 } 5022 if (ri == mResolveInfo) { 5023 // ACK! Must do something better with this. 5024 } 5025 ai = ri.activityInfo; 5026 comp = new ComponentName(ai.applicationInfo.packageName, 5027 ai.name); 5028 } else { 5029 ai = getActivityInfo(comp, flags, userId); 5030 if (ai == null) { 5031 continue; 5032 } 5033 } 5034 5035 // Look for any generic query activities that are duplicates 5036 // of this specific one, and remove them from the results. 5037 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5038 N = results.size(); 5039 int j; 5040 for (j=specificsPos; j<N; j++) { 5041 ResolveInfo sri = results.get(j); 5042 if ((sri.activityInfo.name.equals(comp.getClassName()) 5043 && sri.activityInfo.applicationInfo.packageName.equals( 5044 comp.getPackageName())) 5045 || (action != null && sri.filter.matchAction(action))) { 5046 results.remove(j); 5047 if (DEBUG_INTENT_MATCHING) Log.v( 5048 TAG, "Removing duplicate item from " + j 5049 + " due to specific " + specificsPos); 5050 if (ri == null) { 5051 ri = sri; 5052 } 5053 j--; 5054 N--; 5055 } 5056 } 5057 5058 // Add this specific item to its proper place. 5059 if (ri == null) { 5060 ri = new ResolveInfo(); 5061 ri.activityInfo = ai; 5062 } 5063 results.add(specificsPos, ri); 5064 ri.specificIndex = i; 5065 specificsPos++; 5066 } 5067 } 5068 5069 // Now we go through the remaining generic results and remove any 5070 // duplicate actions that are found here. 5071 N = results.size(); 5072 for (int i=specificsPos; i<N-1; i++) { 5073 final ResolveInfo rii = results.get(i); 5074 if (rii.filter == null) { 5075 continue; 5076 } 5077 5078 // Iterate over all of the actions of this result's intent 5079 // filter... typically this should be just one. 5080 final Iterator<String> it = rii.filter.actionsIterator(); 5081 if (it == null) { 5082 continue; 5083 } 5084 while (it.hasNext()) { 5085 final String action = it.next(); 5086 if (resultsAction != null && resultsAction.equals(action)) { 5087 // If this action was explicitly requested, then don't 5088 // remove things that have it. 5089 continue; 5090 } 5091 for (int j=i+1; j<N; j++) { 5092 final ResolveInfo rij = results.get(j); 5093 if (rij.filter != null && rij.filter.hasAction(action)) { 5094 results.remove(j); 5095 if (DEBUG_INTENT_MATCHING) Log.v( 5096 TAG, "Removing duplicate item from " + j 5097 + " due to action " + action + " at " + i); 5098 j--; 5099 N--; 5100 } 5101 } 5102 } 5103 5104 // If the caller didn't request filter information, drop it now 5105 // so we don't have to marshall/unmarshall it. 5106 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5107 rii.filter = null; 5108 } 5109 } 5110 5111 // Filter out the caller activity if so requested. 5112 if (caller != null) { 5113 N = results.size(); 5114 for (int i=0; i<N; i++) { 5115 ActivityInfo ainfo = results.get(i).activityInfo; 5116 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5117 && caller.getClassName().equals(ainfo.name)) { 5118 results.remove(i); 5119 break; 5120 } 5121 } 5122 } 5123 5124 // If the caller didn't request filter information, 5125 // drop them now so we don't have to 5126 // marshall/unmarshall it. 5127 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5128 N = results.size(); 5129 for (int i=0; i<N; i++) { 5130 results.get(i).filter = null; 5131 } 5132 } 5133 5134 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5135 return results; 5136 } 5137 5138 @Override 5139 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5140 int userId) { 5141 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5142 ComponentName comp = intent.getComponent(); 5143 if (comp == null) { 5144 if (intent.getSelector() != null) { 5145 intent = intent.getSelector(); 5146 comp = intent.getComponent(); 5147 } 5148 } 5149 if (comp != null) { 5150 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5151 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5152 if (ai != null) { 5153 ResolveInfo ri = new ResolveInfo(); 5154 ri.activityInfo = ai; 5155 list.add(ri); 5156 } 5157 return list; 5158 } 5159 5160 // reader 5161 synchronized (mPackages) { 5162 String pkgName = intent.getPackage(); 5163 if (pkgName == null) { 5164 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5165 } 5166 final PackageParser.Package pkg = mPackages.get(pkgName); 5167 if (pkg != null) { 5168 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5169 userId); 5170 } 5171 return null; 5172 } 5173 } 5174 5175 @Override 5176 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5177 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5178 if (!sUserManager.exists(userId)) return null; 5179 if (query != null) { 5180 if (query.size() >= 1) { 5181 // If there is more than one service with the same priority, 5182 // just arbitrarily pick the first one. 5183 return query.get(0); 5184 } 5185 } 5186 return null; 5187 } 5188 5189 @Override 5190 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5191 int userId) { 5192 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5193 ComponentName comp = intent.getComponent(); 5194 if (comp == null) { 5195 if (intent.getSelector() != null) { 5196 intent = intent.getSelector(); 5197 comp = intent.getComponent(); 5198 } 5199 } 5200 if (comp != null) { 5201 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5202 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5203 if (si != null) { 5204 final ResolveInfo ri = new ResolveInfo(); 5205 ri.serviceInfo = si; 5206 list.add(ri); 5207 } 5208 return list; 5209 } 5210 5211 // reader 5212 synchronized (mPackages) { 5213 String pkgName = intent.getPackage(); 5214 if (pkgName == null) { 5215 return mServices.queryIntent(intent, resolvedType, flags, userId); 5216 } 5217 final PackageParser.Package pkg = mPackages.get(pkgName); 5218 if (pkg != null) { 5219 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5220 userId); 5221 } 5222 return null; 5223 } 5224 } 5225 5226 @Override 5227 public List<ResolveInfo> queryIntentContentProviders( 5228 Intent intent, String resolvedType, int flags, int userId) { 5229 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5230 ComponentName comp = intent.getComponent(); 5231 if (comp == null) { 5232 if (intent.getSelector() != null) { 5233 intent = intent.getSelector(); 5234 comp = intent.getComponent(); 5235 } 5236 } 5237 if (comp != null) { 5238 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5239 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5240 if (pi != null) { 5241 final ResolveInfo ri = new ResolveInfo(); 5242 ri.providerInfo = pi; 5243 list.add(ri); 5244 } 5245 return list; 5246 } 5247 5248 // reader 5249 synchronized (mPackages) { 5250 String pkgName = intent.getPackage(); 5251 if (pkgName == null) { 5252 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5253 } 5254 final PackageParser.Package pkg = mPackages.get(pkgName); 5255 if (pkg != null) { 5256 return mProviders.queryIntentForPackage( 5257 intent, resolvedType, flags, pkg.providers, userId); 5258 } 5259 return null; 5260 } 5261 } 5262 5263 @Override 5264 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5265 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5266 5267 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5268 5269 // writer 5270 synchronized (mPackages) { 5271 ArrayList<PackageInfo> list; 5272 if (listUninstalled) { 5273 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5274 for (PackageSetting ps : mSettings.mPackages.values()) { 5275 PackageInfo pi; 5276 if (ps.pkg != null) { 5277 pi = generatePackageInfo(ps.pkg, flags, userId); 5278 } else { 5279 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5280 } 5281 if (pi != null) { 5282 list.add(pi); 5283 } 5284 } 5285 } else { 5286 list = new ArrayList<PackageInfo>(mPackages.size()); 5287 for (PackageParser.Package p : mPackages.values()) { 5288 PackageInfo pi = generatePackageInfo(p, flags, userId); 5289 if (pi != null) { 5290 list.add(pi); 5291 } 5292 } 5293 } 5294 5295 return new ParceledListSlice<PackageInfo>(list); 5296 } 5297 } 5298 5299 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5300 String[] permissions, boolean[] tmp, int flags, int userId) { 5301 int numMatch = 0; 5302 final PermissionsState permissionsState = ps.getPermissionsState(); 5303 for (int i=0; i<permissions.length; i++) { 5304 final String permission = permissions[i]; 5305 if (permissionsState.hasPermission(permission, userId)) { 5306 tmp[i] = true; 5307 numMatch++; 5308 } else { 5309 tmp[i] = false; 5310 } 5311 } 5312 if (numMatch == 0) { 5313 return; 5314 } 5315 PackageInfo pi; 5316 if (ps.pkg != null) { 5317 pi = generatePackageInfo(ps.pkg, flags, userId); 5318 } else { 5319 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5320 } 5321 // The above might return null in cases of uninstalled apps or install-state 5322 // skew across users/profiles. 5323 if (pi != null) { 5324 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5325 if (numMatch == permissions.length) { 5326 pi.requestedPermissions = permissions; 5327 } else { 5328 pi.requestedPermissions = new String[numMatch]; 5329 numMatch = 0; 5330 for (int i=0; i<permissions.length; i++) { 5331 if (tmp[i]) { 5332 pi.requestedPermissions[numMatch] = permissions[i]; 5333 numMatch++; 5334 } 5335 } 5336 } 5337 } 5338 list.add(pi); 5339 } 5340 } 5341 5342 @Override 5343 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5344 String[] permissions, int flags, int userId) { 5345 if (!sUserManager.exists(userId)) return null; 5346 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5347 5348 // writer 5349 synchronized (mPackages) { 5350 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5351 boolean[] tmpBools = new boolean[permissions.length]; 5352 if (listUninstalled) { 5353 for (PackageSetting ps : mSettings.mPackages.values()) { 5354 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5355 } 5356 } else { 5357 for (PackageParser.Package pkg : mPackages.values()) { 5358 PackageSetting ps = (PackageSetting)pkg.mExtras; 5359 if (ps != null) { 5360 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5361 userId); 5362 } 5363 } 5364 } 5365 5366 return new ParceledListSlice<PackageInfo>(list); 5367 } 5368 } 5369 5370 @Override 5371 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5372 if (!sUserManager.exists(userId)) return null; 5373 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5374 5375 // writer 5376 synchronized (mPackages) { 5377 ArrayList<ApplicationInfo> list; 5378 if (listUninstalled) { 5379 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5380 for (PackageSetting ps : mSettings.mPackages.values()) { 5381 ApplicationInfo ai; 5382 if (ps.pkg != null) { 5383 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5384 ps.readUserState(userId), userId); 5385 } else { 5386 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5387 } 5388 if (ai != null) { 5389 list.add(ai); 5390 } 5391 } 5392 } else { 5393 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5394 for (PackageParser.Package p : mPackages.values()) { 5395 if (p.mExtras != null) { 5396 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5397 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5398 if (ai != null) { 5399 list.add(ai); 5400 } 5401 } 5402 } 5403 } 5404 5405 return new ParceledListSlice<ApplicationInfo>(list); 5406 } 5407 } 5408 5409 public List<ApplicationInfo> getPersistentApplications(int flags) { 5410 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5411 5412 // reader 5413 synchronized (mPackages) { 5414 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5415 final int userId = UserHandle.getCallingUserId(); 5416 while (i.hasNext()) { 5417 final PackageParser.Package p = i.next(); 5418 if (p.applicationInfo != null 5419 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5420 && (!mSafeMode || isSystemApp(p))) { 5421 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5422 if (ps != null) { 5423 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5424 ps.readUserState(userId), userId); 5425 if (ai != null) { 5426 finalList.add(ai); 5427 } 5428 } 5429 } 5430 } 5431 } 5432 5433 return finalList; 5434 } 5435 5436 @Override 5437 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5438 if (!sUserManager.exists(userId)) return null; 5439 // reader 5440 synchronized (mPackages) { 5441 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5442 PackageSetting ps = provider != null 5443 ? mSettings.mPackages.get(provider.owner.packageName) 5444 : null; 5445 return ps != null 5446 && mSettings.isEnabledLPr(provider.info, flags, userId) 5447 && (!mSafeMode || (provider.info.applicationInfo.flags 5448 &ApplicationInfo.FLAG_SYSTEM) != 0) 5449 ? PackageParser.generateProviderInfo(provider, flags, 5450 ps.readUserState(userId), userId) 5451 : null; 5452 } 5453 } 5454 5455 /** 5456 * @deprecated 5457 */ 5458 @Deprecated 5459 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5460 // reader 5461 synchronized (mPackages) { 5462 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5463 .entrySet().iterator(); 5464 final int userId = UserHandle.getCallingUserId(); 5465 while (i.hasNext()) { 5466 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5467 PackageParser.Provider p = entry.getValue(); 5468 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5469 5470 if (ps != null && p.syncable 5471 && (!mSafeMode || (p.info.applicationInfo.flags 5472 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5473 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5474 ps.readUserState(userId), userId); 5475 if (info != null) { 5476 outNames.add(entry.getKey()); 5477 outInfo.add(info); 5478 } 5479 } 5480 } 5481 } 5482 } 5483 5484 @Override 5485 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5486 int uid, int flags) { 5487 ArrayList<ProviderInfo> finalList = null; 5488 // reader 5489 synchronized (mPackages) { 5490 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5491 final int userId = processName != null ? 5492 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5493 while (i.hasNext()) { 5494 final PackageParser.Provider p = i.next(); 5495 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5496 if (ps != null && p.info.authority != null 5497 && (processName == null 5498 || (p.info.processName.equals(processName) 5499 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5500 && mSettings.isEnabledLPr(p.info, flags, userId) 5501 && (!mSafeMode 5502 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5503 if (finalList == null) { 5504 finalList = new ArrayList<ProviderInfo>(3); 5505 } 5506 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5507 ps.readUserState(userId), userId); 5508 if (info != null) { 5509 finalList.add(info); 5510 } 5511 } 5512 } 5513 } 5514 5515 if (finalList != null) { 5516 Collections.sort(finalList, mProviderInitOrderSorter); 5517 return new ParceledListSlice<ProviderInfo>(finalList); 5518 } 5519 5520 return null; 5521 } 5522 5523 @Override 5524 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5525 int flags) { 5526 // reader 5527 synchronized (mPackages) { 5528 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5529 return PackageParser.generateInstrumentationInfo(i, flags); 5530 } 5531 } 5532 5533 @Override 5534 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5535 int flags) { 5536 ArrayList<InstrumentationInfo> finalList = 5537 new ArrayList<InstrumentationInfo>(); 5538 5539 // reader 5540 synchronized (mPackages) { 5541 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5542 while (i.hasNext()) { 5543 final PackageParser.Instrumentation p = i.next(); 5544 if (targetPackage == null 5545 || targetPackage.equals(p.info.targetPackage)) { 5546 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5547 flags); 5548 if (ii != null) { 5549 finalList.add(ii); 5550 } 5551 } 5552 } 5553 } 5554 5555 return finalList; 5556 } 5557 5558 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5559 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5560 if (overlays == null) { 5561 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5562 return; 5563 } 5564 for (PackageParser.Package opkg : overlays.values()) { 5565 // Not much to do if idmap fails: we already logged the error 5566 // and we certainly don't want to abort installation of pkg simply 5567 // because an overlay didn't fit properly. For these reasons, 5568 // ignore the return value of createIdmapForPackagePairLI. 5569 createIdmapForPackagePairLI(pkg, opkg); 5570 } 5571 } 5572 5573 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5574 PackageParser.Package opkg) { 5575 if (!opkg.mTrustedOverlay) { 5576 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5577 opkg.baseCodePath + ": overlay not trusted"); 5578 return false; 5579 } 5580 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5581 if (overlaySet == null) { 5582 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5583 opkg.baseCodePath + " but target package has no known overlays"); 5584 return false; 5585 } 5586 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5587 // TODO: generate idmap for split APKs 5588 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5589 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5590 + opkg.baseCodePath); 5591 return false; 5592 } 5593 PackageParser.Package[] overlayArray = 5594 overlaySet.values().toArray(new PackageParser.Package[0]); 5595 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5596 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5597 return p1.mOverlayPriority - p2.mOverlayPriority; 5598 } 5599 }; 5600 Arrays.sort(overlayArray, cmp); 5601 5602 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5603 int i = 0; 5604 for (PackageParser.Package p : overlayArray) { 5605 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5606 } 5607 return true; 5608 } 5609 5610 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5611 final File[] files = dir.listFiles(); 5612 if (ArrayUtils.isEmpty(files)) { 5613 Log.d(TAG, "No files in app dir " + dir); 5614 return; 5615 } 5616 5617 if (DEBUG_PACKAGE_SCANNING) { 5618 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5619 + " flags=0x" + Integer.toHexString(parseFlags)); 5620 } 5621 5622 for (File file : files) { 5623 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5624 && !PackageInstallerService.isStageName(file.getName()); 5625 if (!isPackage) { 5626 // Ignore entries which are not packages 5627 continue; 5628 } 5629 try { 5630 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5631 scanFlags, currentTime, null); 5632 } catch (PackageManagerException e) { 5633 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5634 5635 // Delete invalid userdata apps 5636 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5637 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5638 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5639 if (file.isDirectory()) { 5640 mInstaller.rmPackageDir(file.getAbsolutePath()); 5641 } else { 5642 file.delete(); 5643 } 5644 } 5645 } 5646 } 5647 } 5648 5649 private static File getSettingsProblemFile() { 5650 File dataDir = Environment.getDataDirectory(); 5651 File systemDir = new File(dataDir, "system"); 5652 File fname = new File(systemDir, "uiderrors.txt"); 5653 return fname; 5654 } 5655 5656 static void reportSettingsProblem(int priority, String msg) { 5657 logCriticalInfo(priority, msg); 5658 } 5659 5660 static void logCriticalInfo(int priority, String msg) { 5661 Slog.println(priority, TAG, msg); 5662 EventLogTags.writePmCriticalInfo(msg); 5663 try { 5664 File fname = getSettingsProblemFile(); 5665 FileOutputStream out = new FileOutputStream(fname, true); 5666 PrintWriter pw = new FastPrintWriter(out); 5667 SimpleDateFormat formatter = new SimpleDateFormat(); 5668 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5669 pw.println(dateString + ": " + msg); 5670 pw.close(); 5671 FileUtils.setPermissions( 5672 fname.toString(), 5673 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5674 -1, -1); 5675 } catch (java.io.IOException e) { 5676 } 5677 } 5678 5679 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5680 PackageParser.Package pkg, File srcFile, int parseFlags) 5681 throws PackageManagerException { 5682 if (ps != null 5683 && ps.codePath.equals(srcFile) 5684 && ps.timeStamp == srcFile.lastModified() 5685 && !isCompatSignatureUpdateNeeded(pkg) 5686 && !isRecoverSignatureUpdateNeeded(pkg)) { 5687 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5688 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5689 ArraySet<PublicKey> signingKs; 5690 synchronized (mPackages) { 5691 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5692 } 5693 if (ps.signatures.mSignatures != null 5694 && ps.signatures.mSignatures.length != 0 5695 && signingKs != null) { 5696 // Optimization: reuse the existing cached certificates 5697 // if the package appears to be unchanged. 5698 pkg.mSignatures = ps.signatures.mSignatures; 5699 pkg.mSigningKeys = signingKs; 5700 return; 5701 } 5702 5703 Slog.w(TAG, "PackageSetting for " + ps.name 5704 + " is missing signatures. Collecting certs again to recover them."); 5705 } else { 5706 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5707 } 5708 5709 try { 5710 pp.collectCertificates(pkg, parseFlags); 5711 pp.collectManifestDigest(pkg); 5712 } catch (PackageParserException e) { 5713 throw PackageManagerException.from(e); 5714 } 5715 } 5716 5717 /* 5718 * Scan a package and return the newly parsed package. 5719 * Returns null in case of errors and the error code is stored in mLastScanError 5720 */ 5721 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5722 long currentTime, UserHandle user) throws PackageManagerException { 5723 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5724 parseFlags |= mDefParseFlags; 5725 PackageParser pp = new PackageParser(); 5726 pp.setSeparateProcesses(mSeparateProcesses); 5727 pp.setOnlyCoreApps(mOnlyCore); 5728 pp.setDisplayMetrics(mMetrics); 5729 5730 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5731 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5732 } 5733 5734 final PackageParser.Package pkg; 5735 try { 5736 pkg = pp.parsePackage(scanFile, parseFlags); 5737 } catch (PackageParserException e) { 5738 throw PackageManagerException.from(e); 5739 } 5740 5741 PackageSetting ps = null; 5742 PackageSetting updatedPkg; 5743 // reader 5744 synchronized (mPackages) { 5745 // Look to see if we already know about this package. 5746 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5747 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5748 // This package has been renamed to its original name. Let's 5749 // use that. 5750 ps = mSettings.peekPackageLPr(oldName); 5751 } 5752 // If there was no original package, see one for the real package name. 5753 if (ps == null) { 5754 ps = mSettings.peekPackageLPr(pkg.packageName); 5755 } 5756 // Check to see if this package could be hiding/updating a system 5757 // package. Must look for it either under the original or real 5758 // package name depending on our state. 5759 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5760 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5761 } 5762 boolean updatedPkgBetter = false; 5763 // First check if this is a system package that may involve an update 5764 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5765 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5766 // it needs to drop FLAG_PRIVILEGED. 5767 if (locationIsPrivileged(scanFile)) { 5768 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5769 } else { 5770 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5771 } 5772 5773 if (ps != null && !ps.codePath.equals(scanFile)) { 5774 // The path has changed from what was last scanned... check the 5775 // version of the new path against what we have stored to determine 5776 // what to do. 5777 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5778 if (pkg.mVersionCode <= ps.versionCode) { 5779 // The system package has been updated and the code path does not match 5780 // Ignore entry. Skip it. 5781 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5782 + " ignored: updated version " + ps.versionCode 5783 + " better than this " + pkg.mVersionCode); 5784 if (!updatedPkg.codePath.equals(scanFile)) { 5785 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5786 + ps.name + " changing from " + updatedPkg.codePathString 5787 + " to " + scanFile); 5788 updatedPkg.codePath = scanFile; 5789 updatedPkg.codePathString = scanFile.toString(); 5790 updatedPkg.resourcePath = scanFile; 5791 updatedPkg.resourcePathString = scanFile.toString(); 5792 } 5793 updatedPkg.pkg = pkg; 5794 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5795 "Package " + ps.name + " at " + scanFile 5796 + " ignored: updated version " + ps.versionCode 5797 + " better than this " + pkg.mVersionCode); 5798 } else { 5799 // The current app on the system partition is better than 5800 // what we have updated to on the data partition; switch 5801 // back to the system partition version. 5802 // At this point, its safely assumed that package installation for 5803 // apps in system partition will go through. If not there won't be a working 5804 // version of the app 5805 // writer 5806 synchronized (mPackages) { 5807 // Just remove the loaded entries from package lists. 5808 mPackages.remove(ps.name); 5809 } 5810 5811 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5812 + " reverting from " + ps.codePathString 5813 + ": new version " + pkg.mVersionCode 5814 + " better than installed " + ps.versionCode); 5815 5816 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5817 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5818 synchronized (mInstallLock) { 5819 args.cleanUpResourcesLI(); 5820 } 5821 synchronized (mPackages) { 5822 mSettings.enableSystemPackageLPw(ps.name); 5823 } 5824 updatedPkgBetter = true; 5825 } 5826 } 5827 } 5828 5829 if (updatedPkg != null) { 5830 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5831 // initially 5832 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5833 5834 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5835 // flag set initially 5836 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5837 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5838 } 5839 } 5840 5841 // Verify certificates against what was last scanned 5842 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5843 5844 /* 5845 * A new system app appeared, but we already had a non-system one of the 5846 * same name installed earlier. 5847 */ 5848 boolean shouldHideSystemApp = false; 5849 if (updatedPkg == null && ps != null 5850 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5851 /* 5852 * Check to make sure the signatures match first. If they don't, 5853 * wipe the installed application and its data. 5854 */ 5855 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5856 != PackageManager.SIGNATURE_MATCH) { 5857 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5858 + " signatures don't match existing userdata copy; removing"); 5859 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5860 ps = null; 5861 } else { 5862 /* 5863 * If the newly-added system app is an older version than the 5864 * already installed version, hide it. It will be scanned later 5865 * and re-added like an update. 5866 */ 5867 if (pkg.mVersionCode <= ps.versionCode) { 5868 shouldHideSystemApp = true; 5869 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5870 + " but new version " + pkg.mVersionCode + " better than installed " 5871 + ps.versionCode + "; hiding system"); 5872 } else { 5873 /* 5874 * The newly found system app is a newer version that the 5875 * one previously installed. Simply remove the 5876 * already-installed application and replace it with our own 5877 * while keeping the application data. 5878 */ 5879 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5880 + " reverting from " + ps.codePathString + ": new version " 5881 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5882 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5883 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5884 synchronized (mInstallLock) { 5885 args.cleanUpResourcesLI(); 5886 } 5887 } 5888 } 5889 } 5890 5891 // The apk is forward locked (not public) if its code and resources 5892 // are kept in different files. (except for app in either system or 5893 // vendor path). 5894 // TODO grab this value from PackageSettings 5895 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5896 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5897 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5898 } 5899 } 5900 5901 // TODO: extend to support forward-locked splits 5902 String resourcePath = null; 5903 String baseResourcePath = null; 5904 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5905 if (ps != null && ps.resourcePathString != null) { 5906 resourcePath = ps.resourcePathString; 5907 baseResourcePath = ps.resourcePathString; 5908 } else { 5909 // Should not happen at all. Just log an error. 5910 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5911 } 5912 } else { 5913 resourcePath = pkg.codePath; 5914 baseResourcePath = pkg.baseCodePath; 5915 } 5916 5917 // Set application objects path explicitly. 5918 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5919 pkg.applicationInfo.setCodePath(pkg.codePath); 5920 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5921 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5922 pkg.applicationInfo.setResourcePath(resourcePath); 5923 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5924 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5925 5926 // Note that we invoke the following method only if we are about to unpack an application 5927 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5928 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5929 5930 /* 5931 * If the system app should be overridden by a previously installed 5932 * data, hide the system app now and let the /data/app scan pick it up 5933 * again. 5934 */ 5935 if (shouldHideSystemApp) { 5936 synchronized (mPackages) { 5937 mSettings.disableSystemPackageLPw(pkg.packageName); 5938 } 5939 } 5940 5941 return scannedPkg; 5942 } 5943 5944 private static String fixProcessName(String defProcessName, 5945 String processName, int uid) { 5946 if (processName == null) { 5947 return defProcessName; 5948 } 5949 return processName; 5950 } 5951 5952 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5953 throws PackageManagerException { 5954 if (pkgSetting.signatures.mSignatures != null) { 5955 // Already existing package. Make sure signatures match 5956 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5957 == PackageManager.SIGNATURE_MATCH; 5958 if (!match) { 5959 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5960 == PackageManager.SIGNATURE_MATCH; 5961 } 5962 if (!match) { 5963 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5964 == PackageManager.SIGNATURE_MATCH; 5965 } 5966 if (!match) { 5967 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5968 + pkg.packageName + " signatures do not match the " 5969 + "previously installed version; ignoring!"); 5970 } 5971 } 5972 5973 // Check for shared user signatures 5974 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5975 // Already existing package. Make sure signatures match 5976 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5977 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5978 if (!match) { 5979 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5980 == PackageManager.SIGNATURE_MATCH; 5981 } 5982 if (!match) { 5983 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5984 == PackageManager.SIGNATURE_MATCH; 5985 } 5986 if (!match) { 5987 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5988 "Package " + pkg.packageName 5989 + " has no signatures that match those in shared user " 5990 + pkgSetting.sharedUser.name + "; ignoring!"); 5991 } 5992 } 5993 } 5994 5995 /** 5996 * Enforces that only the system UID or root's UID can call a method exposed 5997 * via Binder. 5998 * 5999 * @param message used as message if SecurityException is thrown 6000 * @throws SecurityException if the caller is not system or root 6001 */ 6002 private static final void enforceSystemOrRoot(String message) { 6003 final int uid = Binder.getCallingUid(); 6004 if (uid != Process.SYSTEM_UID && uid != 0) { 6005 throw new SecurityException(message); 6006 } 6007 } 6008 6009 @Override 6010 public void performBootDexOpt() { 6011 enforceSystemOrRoot("Only the system can request dexopt be performed"); 6012 6013 // Before everything else, see whether we need to fstrim. 6014 try { 6015 IMountService ms = PackageHelper.getMountService(); 6016 if (ms != null) { 6017 final boolean isUpgrade = isUpgrade(); 6018 boolean doTrim = isUpgrade; 6019 if (doTrim) { 6020 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6021 } else { 6022 final long interval = android.provider.Settings.Global.getLong( 6023 mContext.getContentResolver(), 6024 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6025 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6026 if (interval > 0) { 6027 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6028 if (timeSinceLast > interval) { 6029 doTrim = true; 6030 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6031 + "; running immediately"); 6032 } 6033 } 6034 } 6035 if (doTrim) { 6036 if (!isFirstBoot()) { 6037 try { 6038 ActivityManagerNative.getDefault().showBootMessage( 6039 mContext.getResources().getString( 6040 R.string.android_upgrading_fstrim), true); 6041 } catch (RemoteException e) { 6042 } 6043 } 6044 ms.runMaintenance(); 6045 } 6046 } else { 6047 Slog.e(TAG, "Mount service unavailable!"); 6048 } 6049 } catch (RemoteException e) { 6050 // Can't happen; MountService is local 6051 } 6052 6053 final ArraySet<PackageParser.Package> pkgs; 6054 synchronized (mPackages) { 6055 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6056 } 6057 6058 if (pkgs != null) { 6059 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6060 // in case the device runs out of space. 6061 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6062 // Give priority to core apps. 6063 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6064 PackageParser.Package pkg = it.next(); 6065 if (pkg.coreApp) { 6066 if (DEBUG_DEXOPT) { 6067 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6068 } 6069 sortedPkgs.add(pkg); 6070 it.remove(); 6071 } 6072 } 6073 // Give priority to system apps that listen for pre boot complete. 6074 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6075 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6076 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6077 PackageParser.Package pkg = it.next(); 6078 if (pkgNames.contains(pkg.packageName)) { 6079 if (DEBUG_DEXOPT) { 6080 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6081 } 6082 sortedPkgs.add(pkg); 6083 it.remove(); 6084 } 6085 } 6086 // Give priority to system apps. 6087 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6088 PackageParser.Package pkg = it.next(); 6089 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6090 if (DEBUG_DEXOPT) { 6091 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6092 } 6093 sortedPkgs.add(pkg); 6094 it.remove(); 6095 } 6096 } 6097 // Give priority to updated system apps. 6098 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6099 PackageParser.Package pkg = it.next(); 6100 if (pkg.isUpdatedSystemApp()) { 6101 if (DEBUG_DEXOPT) { 6102 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6103 } 6104 sortedPkgs.add(pkg); 6105 it.remove(); 6106 } 6107 } 6108 // Give priority to apps that listen for boot complete. 6109 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6110 pkgNames = getPackageNamesForIntent(intent); 6111 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6112 PackageParser.Package pkg = it.next(); 6113 if (pkgNames.contains(pkg.packageName)) { 6114 if (DEBUG_DEXOPT) { 6115 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6116 } 6117 sortedPkgs.add(pkg); 6118 it.remove(); 6119 } 6120 } 6121 // Filter out packages that aren't recently used. 6122 filterRecentlyUsedApps(pkgs); 6123 // Add all remaining apps. 6124 for (PackageParser.Package pkg : pkgs) { 6125 if (DEBUG_DEXOPT) { 6126 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6127 } 6128 sortedPkgs.add(pkg); 6129 } 6130 6131 // If we want to be lazy, filter everything that wasn't recently used. 6132 if (mLazyDexOpt) { 6133 filterRecentlyUsedApps(sortedPkgs); 6134 } 6135 6136 int i = 0; 6137 int total = sortedPkgs.size(); 6138 File dataDir = Environment.getDataDirectory(); 6139 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6140 if (lowThreshold == 0) { 6141 throw new IllegalStateException("Invalid low memory threshold"); 6142 } 6143 for (PackageParser.Package pkg : sortedPkgs) { 6144 long usableSpace = dataDir.getUsableSpace(); 6145 if (usableSpace < lowThreshold) { 6146 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6147 break; 6148 } 6149 performBootDexOpt(pkg, ++i, total); 6150 } 6151 } 6152 } 6153 6154 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6155 // Filter out packages that aren't recently used. 6156 // 6157 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6158 // should do a full dexopt. 6159 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6160 int total = pkgs.size(); 6161 int skipped = 0; 6162 long now = System.currentTimeMillis(); 6163 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6164 PackageParser.Package pkg = i.next(); 6165 long then = pkg.mLastPackageUsageTimeInMills; 6166 if (then + mDexOptLRUThresholdInMills < now) { 6167 if (DEBUG_DEXOPT) { 6168 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6169 ((then == 0) ? "never" : new Date(then))); 6170 } 6171 i.remove(); 6172 skipped++; 6173 } 6174 } 6175 if (DEBUG_DEXOPT) { 6176 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6177 } 6178 } 6179 } 6180 6181 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6182 List<ResolveInfo> ris = null; 6183 try { 6184 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6185 intent, null, 0, UserHandle.USER_OWNER); 6186 } catch (RemoteException e) { 6187 } 6188 ArraySet<String> pkgNames = new ArraySet<String>(); 6189 if (ris != null) { 6190 for (ResolveInfo ri : ris) { 6191 pkgNames.add(ri.activityInfo.packageName); 6192 } 6193 } 6194 return pkgNames; 6195 } 6196 6197 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6198 if (DEBUG_DEXOPT) { 6199 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6200 } 6201 if (!isFirstBoot()) { 6202 try { 6203 ActivityManagerNative.getDefault().showBootMessage( 6204 mContext.getResources().getString(R.string.android_upgrading_apk, 6205 curr, total), true); 6206 } catch (RemoteException e) { 6207 } 6208 } 6209 PackageParser.Package p = pkg; 6210 synchronized (mInstallLock) { 6211 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6212 false /* force dex */, false /* defer */, true /* include dependencies */, 6213 false /* boot complete */); 6214 } 6215 } 6216 6217 @Override 6218 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6219 return performDexOpt(packageName, instructionSet, false); 6220 } 6221 6222 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6223 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6224 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6225 if (!dexopt && !updateUsage) { 6226 // We aren't going to dexopt or update usage, so bail early. 6227 return false; 6228 } 6229 PackageParser.Package p; 6230 final String targetInstructionSet; 6231 synchronized (mPackages) { 6232 p = mPackages.get(packageName); 6233 if (p == null) { 6234 return false; 6235 } 6236 if (updateUsage) { 6237 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6238 } 6239 mPackageUsage.write(false); 6240 if (!dexopt) { 6241 // We aren't going to dexopt, so bail early. 6242 return false; 6243 } 6244 6245 targetInstructionSet = instructionSet != null ? instructionSet : 6246 getPrimaryInstructionSet(p.applicationInfo); 6247 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6248 return false; 6249 } 6250 } 6251 long callingId = Binder.clearCallingIdentity(); 6252 try { 6253 synchronized (mInstallLock) { 6254 final String[] instructionSets = new String[] { targetInstructionSet }; 6255 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6256 false /* forceDex */, false /* defer */, true /* inclDependencies */, 6257 true /* boot complete */); 6258 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6259 } 6260 } finally { 6261 Binder.restoreCallingIdentity(callingId); 6262 } 6263 } 6264 6265 public ArraySet<String> getPackagesThatNeedDexOpt() { 6266 ArraySet<String> pkgs = null; 6267 synchronized (mPackages) { 6268 for (PackageParser.Package p : mPackages.values()) { 6269 if (DEBUG_DEXOPT) { 6270 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6271 } 6272 if (!p.mDexOptPerformed.isEmpty()) { 6273 continue; 6274 } 6275 if (pkgs == null) { 6276 pkgs = new ArraySet<String>(); 6277 } 6278 pkgs.add(p.packageName); 6279 } 6280 } 6281 return pkgs; 6282 } 6283 6284 public void shutdown() { 6285 mPackageUsage.write(true); 6286 } 6287 6288 @Override 6289 public void forceDexOpt(String packageName) { 6290 enforceSystemOrRoot("forceDexOpt"); 6291 6292 PackageParser.Package pkg; 6293 synchronized (mPackages) { 6294 pkg = mPackages.get(packageName); 6295 if (pkg == null) { 6296 throw new IllegalArgumentException("Missing package: " + packageName); 6297 } 6298 } 6299 6300 synchronized (mInstallLock) { 6301 final String[] instructionSets = new String[] { 6302 getPrimaryInstructionSet(pkg.applicationInfo) }; 6303 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6304 true /*forceDex*/, false /* defer */, true /* inclDependencies */, 6305 true /* boot complete */); 6306 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6307 throw new IllegalStateException("Failed to dexopt: " + res); 6308 } 6309 } 6310 } 6311 6312 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6313 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6314 Slog.w(TAG, "Unable to update from " + oldPkg.name 6315 + " to " + newPkg.packageName 6316 + ": old package not in system partition"); 6317 return false; 6318 } else if (mPackages.get(oldPkg.name) != null) { 6319 Slog.w(TAG, "Unable to update from " + oldPkg.name 6320 + " to " + newPkg.packageName 6321 + ": old package still exists"); 6322 return false; 6323 } 6324 return true; 6325 } 6326 6327 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6328 int[] users = sUserManager.getUserIds(); 6329 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6330 if (res < 0) { 6331 return res; 6332 } 6333 for (int user : users) { 6334 if (user != 0) { 6335 res = mInstaller.createUserData(volumeUuid, packageName, 6336 UserHandle.getUid(user, uid), user, seinfo); 6337 if (res < 0) { 6338 return res; 6339 } 6340 } 6341 } 6342 return res; 6343 } 6344 6345 private int removeDataDirsLI(String volumeUuid, String packageName) { 6346 int[] users = sUserManager.getUserIds(); 6347 int res = 0; 6348 for (int user : users) { 6349 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6350 if (resInner < 0) { 6351 res = resInner; 6352 } 6353 } 6354 6355 return res; 6356 } 6357 6358 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6359 int[] users = sUserManager.getUserIds(); 6360 int res = 0; 6361 for (int user : users) { 6362 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6363 if (resInner < 0) { 6364 res = resInner; 6365 } 6366 } 6367 return res; 6368 } 6369 6370 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6371 PackageParser.Package changingLib) { 6372 if (file.path != null) { 6373 usesLibraryFiles.add(file.path); 6374 return; 6375 } 6376 PackageParser.Package p = mPackages.get(file.apk); 6377 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6378 // If we are doing this while in the middle of updating a library apk, 6379 // then we need to make sure to use that new apk for determining the 6380 // dependencies here. (We haven't yet finished committing the new apk 6381 // to the package manager state.) 6382 if (p == null || p.packageName.equals(changingLib.packageName)) { 6383 p = changingLib; 6384 } 6385 } 6386 if (p != null) { 6387 usesLibraryFiles.addAll(p.getAllCodePaths()); 6388 } 6389 } 6390 6391 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6392 PackageParser.Package changingLib) throws PackageManagerException { 6393 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6394 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6395 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6396 for (int i=0; i<N; i++) { 6397 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6398 if (file == null) { 6399 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6400 "Package " + pkg.packageName + " requires unavailable shared library " 6401 + pkg.usesLibraries.get(i) + "; failing!"); 6402 } 6403 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6404 } 6405 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6406 for (int i=0; i<N; i++) { 6407 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6408 if (file == null) { 6409 Slog.w(TAG, "Package " + pkg.packageName 6410 + " desires unavailable shared library " 6411 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6412 } else { 6413 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6414 } 6415 } 6416 N = usesLibraryFiles.size(); 6417 if (N > 0) { 6418 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6419 } else { 6420 pkg.usesLibraryFiles = null; 6421 } 6422 } 6423 } 6424 6425 private static boolean hasString(List<String> list, List<String> which) { 6426 if (list == null) { 6427 return false; 6428 } 6429 for (int i=list.size()-1; i>=0; i--) { 6430 for (int j=which.size()-1; j>=0; j--) { 6431 if (which.get(j).equals(list.get(i))) { 6432 return true; 6433 } 6434 } 6435 } 6436 return false; 6437 } 6438 6439 private void updateAllSharedLibrariesLPw() { 6440 for (PackageParser.Package pkg : mPackages.values()) { 6441 try { 6442 updateSharedLibrariesLPw(pkg, null); 6443 } catch (PackageManagerException e) { 6444 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6445 } 6446 } 6447 } 6448 6449 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6450 PackageParser.Package changingPkg) { 6451 ArrayList<PackageParser.Package> res = null; 6452 for (PackageParser.Package pkg : mPackages.values()) { 6453 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6454 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6455 if (res == null) { 6456 res = new ArrayList<PackageParser.Package>(); 6457 } 6458 res.add(pkg); 6459 try { 6460 updateSharedLibrariesLPw(pkg, changingPkg); 6461 } catch (PackageManagerException e) { 6462 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6463 } 6464 } 6465 } 6466 return res; 6467 } 6468 6469 /** 6470 * Derive the value of the {@code cpuAbiOverride} based on the provided 6471 * value and an optional stored value from the package settings. 6472 */ 6473 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6474 String cpuAbiOverride = null; 6475 6476 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6477 cpuAbiOverride = null; 6478 } else if (abiOverride != null) { 6479 cpuAbiOverride = abiOverride; 6480 } else if (settings != null) { 6481 cpuAbiOverride = settings.cpuAbiOverrideString; 6482 } 6483 6484 return cpuAbiOverride; 6485 } 6486 6487 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6488 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6489 boolean success = false; 6490 try { 6491 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6492 currentTime, user); 6493 success = true; 6494 return res; 6495 } finally { 6496 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6497 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6498 } 6499 } 6500 } 6501 6502 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6503 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6504 final File scanFile = new File(pkg.codePath); 6505 if (pkg.applicationInfo.getCodePath() == null || 6506 pkg.applicationInfo.getResourcePath() == null) { 6507 // Bail out. The resource and code paths haven't been set. 6508 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6509 "Code and resource paths haven't been set correctly"); 6510 } 6511 6512 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6513 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6514 } else { 6515 // Only allow system apps to be flagged as core apps. 6516 pkg.coreApp = false; 6517 } 6518 6519 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6520 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6521 } 6522 6523 if (mCustomResolverComponentName != null && 6524 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6525 setUpCustomResolverActivity(pkg); 6526 } 6527 6528 if (pkg.packageName.equals("android")) { 6529 synchronized (mPackages) { 6530 if (mAndroidApplication != null) { 6531 Slog.w(TAG, "*************************************************"); 6532 Slog.w(TAG, "Core android package being redefined. Skipping."); 6533 Slog.w(TAG, " file=" + scanFile); 6534 Slog.w(TAG, "*************************************************"); 6535 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6536 "Core android package being redefined. Skipping."); 6537 } 6538 6539 // Set up information for our fall-back user intent resolution activity. 6540 mPlatformPackage = pkg; 6541 pkg.mVersionCode = mSdkVersion; 6542 mAndroidApplication = pkg.applicationInfo; 6543 6544 if (!mResolverReplaced) { 6545 mResolveActivity.applicationInfo = mAndroidApplication; 6546 mResolveActivity.name = ResolverActivity.class.getName(); 6547 mResolveActivity.packageName = mAndroidApplication.packageName; 6548 mResolveActivity.processName = "system:ui"; 6549 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6550 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6551 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6552 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6553 mResolveActivity.exported = true; 6554 mResolveActivity.enabled = true; 6555 mResolveInfo.activityInfo = mResolveActivity; 6556 mResolveInfo.priority = 0; 6557 mResolveInfo.preferredOrder = 0; 6558 mResolveInfo.match = 0; 6559 mResolveComponentName = new ComponentName( 6560 mAndroidApplication.packageName, mResolveActivity.name); 6561 } 6562 } 6563 } 6564 6565 if (DEBUG_PACKAGE_SCANNING) { 6566 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6567 Log.d(TAG, "Scanning package " + pkg.packageName); 6568 } 6569 6570 if (mPackages.containsKey(pkg.packageName) 6571 || mSharedLibraries.containsKey(pkg.packageName)) { 6572 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6573 "Application package " + pkg.packageName 6574 + " already installed. Skipping duplicate."); 6575 } 6576 6577 // If we're only installing presumed-existing packages, require that the 6578 // scanned APK is both already known and at the path previously established 6579 // for it. Previously unknown packages we pick up normally, but if we have an 6580 // a priori expectation about this package's install presence, enforce it. 6581 // With a singular exception for new system packages. When an OTA contains 6582 // a new system package, we allow the codepath to change from a system location 6583 // to the user-installed location. If we don't allow this change, any newer, 6584 // user-installed version of the application will be ignored. 6585 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6586 if (mExpectingBetter.containsKey(pkg.packageName)) { 6587 logCriticalInfo(Log.WARN, 6588 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6589 } else { 6590 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6591 if (known != null) { 6592 if (DEBUG_PACKAGE_SCANNING) { 6593 Log.d(TAG, "Examining " + pkg.codePath 6594 + " and requiring known paths " + known.codePathString 6595 + " & " + known.resourcePathString); 6596 } 6597 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6598 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6599 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6600 "Application package " + pkg.packageName 6601 + " found at " + pkg.applicationInfo.getCodePath() 6602 + " but expected at " + known.codePathString + "; ignoring."); 6603 } 6604 } 6605 } 6606 } 6607 6608 // Initialize package source and resource directories 6609 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6610 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6611 6612 SharedUserSetting suid = null; 6613 PackageSetting pkgSetting = null; 6614 6615 if (!isSystemApp(pkg)) { 6616 // Only system apps can use these features. 6617 pkg.mOriginalPackages = null; 6618 pkg.mRealPackage = null; 6619 pkg.mAdoptPermissions = null; 6620 } 6621 6622 // writer 6623 synchronized (mPackages) { 6624 if (pkg.mSharedUserId != null) { 6625 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6626 if (suid == null) { 6627 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6628 "Creating application package " + pkg.packageName 6629 + " for shared user failed"); 6630 } 6631 if (DEBUG_PACKAGE_SCANNING) { 6632 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6633 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6634 + "): packages=" + suid.packages); 6635 } 6636 } 6637 6638 // Check if we are renaming from an original package name. 6639 PackageSetting origPackage = null; 6640 String realName = null; 6641 if (pkg.mOriginalPackages != null) { 6642 // This package may need to be renamed to a previously 6643 // installed name. Let's check on that... 6644 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6645 if (pkg.mOriginalPackages.contains(renamed)) { 6646 // This package had originally been installed as the 6647 // original name, and we have already taken care of 6648 // transitioning to the new one. Just update the new 6649 // one to continue using the old name. 6650 realName = pkg.mRealPackage; 6651 if (!pkg.packageName.equals(renamed)) { 6652 // Callers into this function may have already taken 6653 // care of renaming the package; only do it here if 6654 // it is not already done. 6655 pkg.setPackageName(renamed); 6656 } 6657 6658 } else { 6659 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6660 if ((origPackage = mSettings.peekPackageLPr( 6661 pkg.mOriginalPackages.get(i))) != null) { 6662 // We do have the package already installed under its 6663 // original name... should we use it? 6664 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6665 // New package is not compatible with original. 6666 origPackage = null; 6667 continue; 6668 } else if (origPackage.sharedUser != null) { 6669 // Make sure uid is compatible between packages. 6670 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6671 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6672 + " to " + pkg.packageName + ": old uid " 6673 + origPackage.sharedUser.name 6674 + " differs from " + pkg.mSharedUserId); 6675 origPackage = null; 6676 continue; 6677 } 6678 } else { 6679 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6680 + pkg.packageName + " to old name " + origPackage.name); 6681 } 6682 break; 6683 } 6684 } 6685 } 6686 } 6687 6688 if (mTransferedPackages.contains(pkg.packageName)) { 6689 Slog.w(TAG, "Package " + pkg.packageName 6690 + " was transferred to another, but its .apk remains"); 6691 } 6692 6693 // Just create the setting, don't add it yet. For already existing packages 6694 // the PkgSetting exists already and doesn't have to be created. 6695 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6696 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6697 pkg.applicationInfo.primaryCpuAbi, 6698 pkg.applicationInfo.secondaryCpuAbi, 6699 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6700 user, false); 6701 if (pkgSetting == null) { 6702 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6703 "Creating application package " + pkg.packageName + " failed"); 6704 } 6705 6706 if (pkgSetting.origPackage != null) { 6707 // If we are first transitioning from an original package, 6708 // fix up the new package's name now. We need to do this after 6709 // looking up the package under its new name, so getPackageLP 6710 // can take care of fiddling things correctly. 6711 pkg.setPackageName(origPackage.name); 6712 6713 // File a report about this. 6714 String msg = "New package " + pkgSetting.realName 6715 + " renamed to replace old package " + pkgSetting.name; 6716 reportSettingsProblem(Log.WARN, msg); 6717 6718 // Make a note of it. 6719 mTransferedPackages.add(origPackage.name); 6720 6721 // No longer need to retain this. 6722 pkgSetting.origPackage = null; 6723 } 6724 6725 if (realName != null) { 6726 // Make a note of it. 6727 mTransferedPackages.add(pkg.packageName); 6728 } 6729 6730 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6731 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6732 } 6733 6734 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6735 // Check all shared libraries and map to their actual file path. 6736 // We only do this here for apps not on a system dir, because those 6737 // are the only ones that can fail an install due to this. We 6738 // will take care of the system apps by updating all of their 6739 // library paths after the scan is done. 6740 updateSharedLibrariesLPw(pkg, null); 6741 } 6742 6743 if (mFoundPolicyFile) { 6744 SELinuxMMAC.assignSeinfoValue(pkg); 6745 } 6746 6747 pkg.applicationInfo.uid = pkgSetting.appId; 6748 pkg.mExtras = pkgSetting; 6749 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6750 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6751 // We just determined the app is signed correctly, so bring 6752 // over the latest parsed certs. 6753 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6754 } else { 6755 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6756 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6757 "Package " + pkg.packageName + " upgrade keys do not match the " 6758 + "previously installed version"); 6759 } else { 6760 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6761 String msg = "System package " + pkg.packageName 6762 + " signature changed; retaining data."; 6763 reportSettingsProblem(Log.WARN, msg); 6764 } 6765 } 6766 } else { 6767 try { 6768 verifySignaturesLP(pkgSetting, pkg); 6769 // We just determined the app is signed correctly, so bring 6770 // over the latest parsed certs. 6771 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6772 } catch (PackageManagerException e) { 6773 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6774 throw e; 6775 } 6776 // The signature has changed, but this package is in the system 6777 // image... let's recover! 6778 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6779 // However... if this package is part of a shared user, but it 6780 // doesn't match the signature of the shared user, let's fail. 6781 // What this means is that you can't change the signatures 6782 // associated with an overall shared user, which doesn't seem all 6783 // that unreasonable. 6784 if (pkgSetting.sharedUser != null) { 6785 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6786 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6787 throw new PackageManagerException( 6788 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6789 "Signature mismatch for shared user : " 6790 + pkgSetting.sharedUser); 6791 } 6792 } 6793 // File a report about this. 6794 String msg = "System package " + pkg.packageName 6795 + " signature changed; retaining data."; 6796 reportSettingsProblem(Log.WARN, msg); 6797 } 6798 } 6799 // Verify that this new package doesn't have any content providers 6800 // that conflict with existing packages. Only do this if the 6801 // package isn't already installed, since we don't want to break 6802 // things that are installed. 6803 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6804 final int N = pkg.providers.size(); 6805 int i; 6806 for (i=0; i<N; i++) { 6807 PackageParser.Provider p = pkg.providers.get(i); 6808 if (p.info.authority != null) { 6809 String names[] = p.info.authority.split(";"); 6810 for (int j = 0; j < names.length; j++) { 6811 if (mProvidersByAuthority.containsKey(names[j])) { 6812 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6813 final String otherPackageName = 6814 ((other != null && other.getComponentName() != null) ? 6815 other.getComponentName().getPackageName() : "?"); 6816 throw new PackageManagerException( 6817 INSTALL_FAILED_CONFLICTING_PROVIDER, 6818 "Can't install because provider name " + names[j] 6819 + " (in package " + pkg.applicationInfo.packageName 6820 + ") is already used by " + otherPackageName); 6821 } 6822 } 6823 } 6824 } 6825 } 6826 6827 if (pkg.mAdoptPermissions != null) { 6828 // This package wants to adopt ownership of permissions from 6829 // another package. 6830 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6831 final String origName = pkg.mAdoptPermissions.get(i); 6832 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6833 if (orig != null) { 6834 if (verifyPackageUpdateLPr(orig, pkg)) { 6835 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6836 + pkg.packageName); 6837 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6838 } 6839 } 6840 } 6841 } 6842 } 6843 6844 final String pkgName = pkg.packageName; 6845 6846 final long scanFileTime = scanFile.lastModified(); 6847 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6848 pkg.applicationInfo.processName = fixProcessName( 6849 pkg.applicationInfo.packageName, 6850 pkg.applicationInfo.processName, 6851 pkg.applicationInfo.uid); 6852 6853 File dataPath; 6854 if (mPlatformPackage == pkg) { 6855 // The system package is special. 6856 dataPath = new File(Environment.getDataDirectory(), "system"); 6857 6858 pkg.applicationInfo.dataDir = dataPath.getPath(); 6859 6860 } else { 6861 // This is a normal package, need to make its data directory. 6862 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6863 UserHandle.USER_OWNER, pkg.packageName); 6864 6865 boolean uidError = false; 6866 if (dataPath.exists()) { 6867 int currentUid = 0; 6868 try { 6869 StructStat stat = Os.stat(dataPath.getPath()); 6870 currentUid = stat.st_uid; 6871 } catch (ErrnoException e) { 6872 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6873 } 6874 6875 // If we have mismatched owners for the data path, we have a problem. 6876 if (currentUid != pkg.applicationInfo.uid) { 6877 boolean recovered = false; 6878 if (currentUid == 0) { 6879 // The directory somehow became owned by root. Wow. 6880 // This is probably because the system was stopped while 6881 // installd was in the middle of messing with its libs 6882 // directory. Ask installd to fix that. 6883 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6884 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6885 if (ret >= 0) { 6886 recovered = true; 6887 String msg = "Package " + pkg.packageName 6888 + " unexpectedly changed to uid 0; recovered to " + 6889 + pkg.applicationInfo.uid; 6890 reportSettingsProblem(Log.WARN, msg); 6891 } 6892 } 6893 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6894 || (scanFlags&SCAN_BOOTING) != 0)) { 6895 // If this is a system app, we can at least delete its 6896 // current data so the application will still work. 6897 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6898 if (ret >= 0) { 6899 // TODO: Kill the processes first 6900 // Old data gone! 6901 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6902 ? "System package " : "Third party package "; 6903 String msg = prefix + pkg.packageName 6904 + " has changed from uid: " 6905 + currentUid + " to " 6906 + pkg.applicationInfo.uid + "; old data erased"; 6907 reportSettingsProblem(Log.WARN, msg); 6908 recovered = true; 6909 6910 // And now re-install the app. 6911 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6912 pkg.applicationInfo.seinfo); 6913 if (ret == -1) { 6914 // Ack should not happen! 6915 msg = prefix + pkg.packageName 6916 + " could not have data directory re-created after delete."; 6917 reportSettingsProblem(Log.WARN, msg); 6918 throw new PackageManagerException( 6919 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6920 } 6921 } 6922 if (!recovered) { 6923 mHasSystemUidErrors = true; 6924 } 6925 } else if (!recovered) { 6926 // If we allow this install to proceed, we will be broken. 6927 // Abort, abort! 6928 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6929 "scanPackageLI"); 6930 } 6931 if (!recovered) { 6932 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6933 + pkg.applicationInfo.uid + "/fs_" 6934 + currentUid; 6935 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6936 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6937 String msg = "Package " + pkg.packageName 6938 + " has mismatched uid: " 6939 + currentUid + " on disk, " 6940 + pkg.applicationInfo.uid + " in settings"; 6941 // writer 6942 synchronized (mPackages) { 6943 mSettings.mReadMessages.append(msg); 6944 mSettings.mReadMessages.append('\n'); 6945 uidError = true; 6946 if (!pkgSetting.uidError) { 6947 reportSettingsProblem(Log.ERROR, msg); 6948 } 6949 } 6950 } 6951 } 6952 pkg.applicationInfo.dataDir = dataPath.getPath(); 6953 if (mShouldRestoreconData) { 6954 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6955 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6956 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6957 } 6958 } else { 6959 if (DEBUG_PACKAGE_SCANNING) { 6960 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6961 Log.v(TAG, "Want this data dir: " + dataPath); 6962 } 6963 //invoke installer to do the actual installation 6964 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6965 pkg.applicationInfo.seinfo); 6966 if (ret < 0) { 6967 // Error from installer 6968 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6969 "Unable to create data dirs [errorCode=" + ret + "]"); 6970 } 6971 6972 if (dataPath.exists()) { 6973 pkg.applicationInfo.dataDir = dataPath.getPath(); 6974 } else { 6975 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6976 pkg.applicationInfo.dataDir = null; 6977 } 6978 } 6979 6980 pkgSetting.uidError = uidError; 6981 } 6982 6983 final String path = scanFile.getPath(); 6984 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6985 6986 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6987 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6988 6989 // Some system apps still use directory structure for native libraries 6990 // in which case we might end up not detecting abi solely based on apk 6991 // structure. Try to detect abi based on directory structure. 6992 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6993 pkg.applicationInfo.primaryCpuAbi == null) { 6994 setBundledAppAbisAndRoots(pkg, pkgSetting); 6995 setNativeLibraryPaths(pkg); 6996 } 6997 6998 } else { 6999 if ((scanFlags & SCAN_MOVE) != 0) { 7000 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7001 // but we already have this packages package info in the PackageSetting. We just 7002 // use that and derive the native library path based on the new codepath. 7003 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7004 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7005 } 7006 7007 // Set native library paths again. For moves, the path will be updated based on the 7008 // ABIs we've determined above. For non-moves, the path will be updated based on the 7009 // ABIs we determined during compilation, but the path will depend on the final 7010 // package path (after the rename away from the stage path). 7011 setNativeLibraryPaths(pkg); 7012 } 7013 7014 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7015 final int[] userIds = sUserManager.getUserIds(); 7016 synchronized (mInstallLock) { 7017 // Make sure all user data directories are ready to roll; we're okay 7018 // if they already exist 7019 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7020 for (int userId : userIds) { 7021 if (userId != 0) { 7022 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7023 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7024 pkg.applicationInfo.seinfo); 7025 } 7026 } 7027 } 7028 7029 // Create a native library symlink only if we have native libraries 7030 // and if the native libraries are 32 bit libraries. We do not provide 7031 // this symlink for 64 bit libraries. 7032 if (pkg.applicationInfo.primaryCpuAbi != null && 7033 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7034 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7035 for (int userId : userIds) { 7036 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7037 nativeLibPath, userId) < 0) { 7038 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7039 "Failed linking native library dir (user=" + userId + ")"); 7040 } 7041 } 7042 } 7043 } 7044 7045 // This is a special case for the "system" package, where the ABI is 7046 // dictated by the zygote configuration (and init.rc). We should keep track 7047 // of this ABI so that we can deal with "normal" applications that run under 7048 // the same UID correctly. 7049 if (mPlatformPackage == pkg) { 7050 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7051 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7052 } 7053 7054 // If there's a mismatch between the abi-override in the package setting 7055 // and the abiOverride specified for the install. Warn about this because we 7056 // would've already compiled the app without taking the package setting into 7057 // account. 7058 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7059 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7060 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7061 " for package: " + pkg.packageName); 7062 } 7063 } 7064 7065 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7066 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7067 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7068 7069 // Copy the derived override back to the parsed package, so that we can 7070 // update the package settings accordingly. 7071 pkg.cpuAbiOverride = cpuAbiOverride; 7072 7073 if (DEBUG_ABI_SELECTION) { 7074 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7075 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7076 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7077 } 7078 7079 // Push the derived path down into PackageSettings so we know what to 7080 // clean up at uninstall time. 7081 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7082 7083 if (DEBUG_ABI_SELECTION) { 7084 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7085 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7086 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7087 } 7088 7089 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7090 // We don't do this here during boot because we can do it all 7091 // at once after scanning all existing packages. 7092 // 7093 // We also do this *before* we perform dexopt on this package, so that 7094 // we can avoid redundant dexopts, and also to make sure we've got the 7095 // code and package path correct. 7096 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7097 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, true /* boot complete */); 7098 } 7099 7100 if ((scanFlags & SCAN_NO_DEX) == 0) { 7101 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7102 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */, 7103 (scanFlags & SCAN_BOOTING) == 0); 7104 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7105 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7106 } 7107 } 7108 if (mFactoryTest && pkg.requestedPermissions.contains( 7109 android.Manifest.permission.FACTORY_TEST)) { 7110 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7111 } 7112 7113 ArrayList<PackageParser.Package> clientLibPkgs = null; 7114 7115 // writer 7116 synchronized (mPackages) { 7117 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7118 // Only system apps can add new shared libraries. 7119 if (pkg.libraryNames != null) { 7120 for (int i=0; i<pkg.libraryNames.size(); i++) { 7121 String name = pkg.libraryNames.get(i); 7122 boolean allowed = false; 7123 if (pkg.isUpdatedSystemApp()) { 7124 // New library entries can only be added through the 7125 // system image. This is important to get rid of a lot 7126 // of nasty edge cases: for example if we allowed a non- 7127 // system update of the app to add a library, then uninstalling 7128 // the update would make the library go away, and assumptions 7129 // we made such as through app install filtering would now 7130 // have allowed apps on the device which aren't compatible 7131 // with it. Better to just have the restriction here, be 7132 // conservative, and create many fewer cases that can negatively 7133 // impact the user experience. 7134 final PackageSetting sysPs = mSettings 7135 .getDisabledSystemPkgLPr(pkg.packageName); 7136 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7137 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7138 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7139 allowed = true; 7140 allowed = true; 7141 break; 7142 } 7143 } 7144 } 7145 } else { 7146 allowed = true; 7147 } 7148 if (allowed) { 7149 if (!mSharedLibraries.containsKey(name)) { 7150 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7151 } else if (!name.equals(pkg.packageName)) { 7152 Slog.w(TAG, "Package " + pkg.packageName + " library " 7153 + name + " already exists; skipping"); 7154 } 7155 } else { 7156 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7157 + name + " that is not declared on system image; skipping"); 7158 } 7159 } 7160 if ((scanFlags&SCAN_BOOTING) == 0) { 7161 // If we are not booting, we need to update any applications 7162 // that are clients of our shared library. If we are booting, 7163 // this will all be done once the scan is complete. 7164 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7165 } 7166 } 7167 } 7168 } 7169 7170 // We also need to dexopt any apps that are dependent on this library. Note that 7171 // if these fail, we should abort the install since installing the library will 7172 // result in some apps being broken. 7173 if (clientLibPkgs != null) { 7174 if ((scanFlags & SCAN_NO_DEX) == 0) { 7175 for (int i = 0; i < clientLibPkgs.size(); i++) { 7176 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7177 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7178 null /* instruction sets */, forceDex, 7179 (scanFlags & SCAN_DEFER_DEX) != 0, false, 7180 (scanFlags & SCAN_BOOTING) == 0); 7181 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7182 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7183 "scanPackageLI failed to dexopt clientLibPkgs"); 7184 } 7185 } 7186 } 7187 } 7188 7189 // Request the ActivityManager to kill the process(only for existing packages) 7190 // so that we do not end up in a confused state while the user is still using the older 7191 // version of the application while the new one gets installed. 7192 if ((scanFlags & SCAN_REPLACING) != 0) { 7193 killApplication(pkg.applicationInfo.packageName, 7194 pkg.applicationInfo.uid, "replace pkg"); 7195 } 7196 7197 // Also need to kill any apps that are dependent on the library. 7198 if (clientLibPkgs != null) { 7199 for (int i=0; i<clientLibPkgs.size(); i++) { 7200 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7201 killApplication(clientPkg.applicationInfo.packageName, 7202 clientPkg.applicationInfo.uid, "update lib"); 7203 } 7204 } 7205 7206 // Make sure we're not adding any bogus keyset info 7207 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7208 ksms.assertScannedPackageValid(pkg); 7209 7210 // writer 7211 synchronized (mPackages) { 7212 // We don't expect installation to fail beyond this point 7213 7214 // Add the new setting to mSettings 7215 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7216 // Add the new setting to mPackages 7217 mPackages.put(pkg.applicationInfo.packageName, pkg); 7218 // Make sure we don't accidentally delete its data. 7219 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7220 while (iter.hasNext()) { 7221 PackageCleanItem item = iter.next(); 7222 if (pkgName.equals(item.packageName)) { 7223 iter.remove(); 7224 } 7225 } 7226 7227 // Take care of first install / last update times. 7228 if (currentTime != 0) { 7229 if (pkgSetting.firstInstallTime == 0) { 7230 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7231 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7232 pkgSetting.lastUpdateTime = currentTime; 7233 } 7234 } else if (pkgSetting.firstInstallTime == 0) { 7235 // We need *something*. Take time time stamp of the file. 7236 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7237 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7238 if (scanFileTime != pkgSetting.timeStamp) { 7239 // A package on the system image has changed; consider this 7240 // to be an update. 7241 pkgSetting.lastUpdateTime = scanFileTime; 7242 } 7243 } 7244 7245 // Add the package's KeySets to the global KeySetManagerService 7246 ksms.addScannedPackageLPw(pkg); 7247 7248 int N = pkg.providers.size(); 7249 StringBuilder r = null; 7250 int i; 7251 for (i=0; i<N; i++) { 7252 PackageParser.Provider p = pkg.providers.get(i); 7253 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7254 p.info.processName, pkg.applicationInfo.uid); 7255 mProviders.addProvider(p); 7256 p.syncable = p.info.isSyncable; 7257 if (p.info.authority != null) { 7258 String names[] = p.info.authority.split(";"); 7259 p.info.authority = null; 7260 for (int j = 0; j < names.length; j++) { 7261 if (j == 1 && p.syncable) { 7262 // We only want the first authority for a provider to possibly be 7263 // syncable, so if we already added this provider using a different 7264 // authority clear the syncable flag. We copy the provider before 7265 // changing it because the mProviders object contains a reference 7266 // to a provider that we don't want to change. 7267 // Only do this for the second authority since the resulting provider 7268 // object can be the same for all future authorities for this provider. 7269 p = new PackageParser.Provider(p); 7270 p.syncable = false; 7271 } 7272 if (!mProvidersByAuthority.containsKey(names[j])) { 7273 mProvidersByAuthority.put(names[j], p); 7274 if (p.info.authority == null) { 7275 p.info.authority = names[j]; 7276 } else { 7277 p.info.authority = p.info.authority + ";" + names[j]; 7278 } 7279 if (DEBUG_PACKAGE_SCANNING) { 7280 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7281 Log.d(TAG, "Registered content provider: " + names[j] 7282 + ", className = " + p.info.name + ", isSyncable = " 7283 + p.info.isSyncable); 7284 } 7285 } else { 7286 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7287 Slog.w(TAG, "Skipping provider name " + names[j] + 7288 " (in package " + pkg.applicationInfo.packageName + 7289 "): name already used by " 7290 + ((other != null && other.getComponentName() != null) 7291 ? other.getComponentName().getPackageName() : "?")); 7292 } 7293 } 7294 } 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(p.info.name); 7302 } 7303 } 7304 if (r != null) { 7305 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7306 } 7307 7308 N = pkg.services.size(); 7309 r = null; 7310 for (i=0; i<N; i++) { 7311 PackageParser.Service s = pkg.services.get(i); 7312 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7313 s.info.processName, pkg.applicationInfo.uid); 7314 mServices.addService(s); 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(s.info.name); 7322 } 7323 } 7324 if (r != null) { 7325 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7326 } 7327 7328 N = pkg.receivers.size(); 7329 r = null; 7330 for (i=0; i<N; i++) { 7331 PackageParser.Activity a = pkg.receivers.get(i); 7332 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7333 a.info.processName, pkg.applicationInfo.uid); 7334 mReceivers.addActivity(a, "receiver"); 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(a.info.name); 7342 } 7343 } 7344 if (r != null) { 7345 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7346 } 7347 7348 N = pkg.activities.size(); 7349 r = null; 7350 for (i=0; i<N; i++) { 7351 PackageParser.Activity a = pkg.activities.get(i); 7352 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7353 a.info.processName, pkg.applicationInfo.uid); 7354 mActivities.addActivity(a, "activity"); 7355 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7356 if (r == null) { 7357 r = new StringBuilder(256); 7358 } else { 7359 r.append(' '); 7360 } 7361 r.append(a.info.name); 7362 } 7363 } 7364 if (r != null) { 7365 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7366 } 7367 7368 N = pkg.permissionGroups.size(); 7369 r = null; 7370 for (i=0; i<N; i++) { 7371 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7372 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7373 if (cur == null) { 7374 mPermissionGroups.put(pg.info.name, pg); 7375 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7376 if (r == null) { 7377 r = new StringBuilder(256); 7378 } else { 7379 r.append(' '); 7380 } 7381 r.append(pg.info.name); 7382 } 7383 } else { 7384 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7385 + pg.info.packageName + " ignored: original from " 7386 + cur.info.packageName); 7387 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7388 if (r == null) { 7389 r = new StringBuilder(256); 7390 } else { 7391 r.append(' '); 7392 } 7393 r.append("DUP:"); 7394 r.append(pg.info.name); 7395 } 7396 } 7397 } 7398 if (r != null) { 7399 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7400 } 7401 7402 N = pkg.permissions.size(); 7403 r = null; 7404 for (i=0; i<N; i++) { 7405 PackageParser.Permission p = pkg.permissions.get(i); 7406 7407 // Assume by default that we did not install this permission into the system. 7408 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7409 7410 // Now that permission groups have a special meaning, we ignore permission 7411 // groups for legacy apps to prevent unexpected behavior. In particular, 7412 // permissions for one app being granted to someone just becuase they happen 7413 // to be in a group defined by another app (before this had no implications). 7414 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7415 p.group = mPermissionGroups.get(p.info.group); 7416 // Warn for a permission in an unknown group. 7417 if (p.info.group != null && p.group == null) { 7418 Slog.w(TAG, "Permission " + p.info.name + " from package " 7419 + p.info.packageName + " in an unknown group " + p.info.group); 7420 } 7421 } 7422 7423 ArrayMap<String, BasePermission> permissionMap = 7424 p.tree ? mSettings.mPermissionTrees 7425 : mSettings.mPermissions; 7426 BasePermission bp = permissionMap.get(p.info.name); 7427 7428 // Allow system apps to redefine non-system permissions 7429 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7430 final boolean currentOwnerIsSystem = (bp.perm != null 7431 && isSystemApp(bp.perm.owner)); 7432 if (isSystemApp(p.owner)) { 7433 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7434 // It's a built-in permission and no owner, take ownership now 7435 bp.packageSetting = pkgSetting; 7436 bp.perm = p; 7437 bp.uid = pkg.applicationInfo.uid; 7438 bp.sourcePackage = p.info.packageName; 7439 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7440 } else if (!currentOwnerIsSystem) { 7441 String msg = "New decl " + p.owner + " of permission " 7442 + p.info.name + " is system; overriding " + bp.sourcePackage; 7443 reportSettingsProblem(Log.WARN, msg); 7444 bp = null; 7445 } 7446 } 7447 } 7448 7449 if (bp == null) { 7450 bp = new BasePermission(p.info.name, p.info.packageName, 7451 BasePermission.TYPE_NORMAL); 7452 permissionMap.put(p.info.name, bp); 7453 } 7454 7455 if (bp.perm == null) { 7456 if (bp.sourcePackage == null 7457 || bp.sourcePackage.equals(p.info.packageName)) { 7458 BasePermission tree = findPermissionTreeLP(p.info.name); 7459 if (tree == null 7460 || tree.sourcePackage.equals(p.info.packageName)) { 7461 bp.packageSetting = pkgSetting; 7462 bp.perm = p; 7463 bp.uid = pkg.applicationInfo.uid; 7464 bp.sourcePackage = p.info.packageName; 7465 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7466 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7467 if (r == null) { 7468 r = new StringBuilder(256); 7469 } else { 7470 r.append(' '); 7471 } 7472 r.append(p.info.name); 7473 } 7474 } else { 7475 Slog.w(TAG, "Permission " + p.info.name + " from package " 7476 + p.info.packageName + " ignored: base tree " 7477 + tree.name + " is from package " 7478 + tree.sourcePackage); 7479 } 7480 } else { 7481 Slog.w(TAG, "Permission " + p.info.name + " from package " 7482 + p.info.packageName + " ignored: original from " 7483 + bp.sourcePackage); 7484 } 7485 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7486 if (r == null) { 7487 r = new StringBuilder(256); 7488 } else { 7489 r.append(' '); 7490 } 7491 r.append("DUP:"); 7492 r.append(p.info.name); 7493 } 7494 if (bp.perm == p) { 7495 bp.protectionLevel = p.info.protectionLevel; 7496 } 7497 } 7498 7499 if (r != null) { 7500 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7501 } 7502 7503 N = pkg.instrumentation.size(); 7504 r = null; 7505 for (i=0; i<N; i++) { 7506 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7507 a.info.packageName = pkg.applicationInfo.packageName; 7508 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7509 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7510 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7511 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7512 a.info.dataDir = pkg.applicationInfo.dataDir; 7513 7514 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7515 // need other information about the application, like the ABI and what not ? 7516 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7517 mInstrumentation.put(a.getComponentName(), a); 7518 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7519 if (r == null) { 7520 r = new StringBuilder(256); 7521 } else { 7522 r.append(' '); 7523 } 7524 r.append(a.info.name); 7525 } 7526 } 7527 if (r != null) { 7528 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7529 } 7530 7531 if (pkg.protectedBroadcasts != null) { 7532 N = pkg.protectedBroadcasts.size(); 7533 for (i=0; i<N; i++) { 7534 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7535 } 7536 } 7537 7538 pkgSetting.setTimeStamp(scanFileTime); 7539 7540 // Create idmap files for pairs of (packages, overlay packages). 7541 // Note: "android", ie framework-res.apk, is handled by native layers. 7542 if (pkg.mOverlayTarget != null) { 7543 // This is an overlay package. 7544 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7545 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7546 mOverlays.put(pkg.mOverlayTarget, 7547 new ArrayMap<String, PackageParser.Package>()); 7548 } 7549 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7550 map.put(pkg.packageName, pkg); 7551 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7552 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7553 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7554 "scanPackageLI failed to createIdmap"); 7555 } 7556 } 7557 } else if (mOverlays.containsKey(pkg.packageName) && 7558 !pkg.packageName.equals("android")) { 7559 // This is a regular package, with one or more known overlay packages. 7560 createIdmapsForPackageLI(pkg); 7561 } 7562 } 7563 7564 return pkg; 7565 } 7566 7567 /** 7568 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7569 * is derived purely on the basis of the contents of {@code scanFile} and 7570 * {@code cpuAbiOverride}. 7571 * 7572 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7573 */ 7574 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7575 String cpuAbiOverride, boolean extractLibs) 7576 throws PackageManagerException { 7577 // TODO: We can probably be smarter about this stuff. For installed apps, 7578 // we can calculate this information at install time once and for all. For 7579 // system apps, we can probably assume that this information doesn't change 7580 // after the first boot scan. As things stand, we do lots of unnecessary work. 7581 7582 // Give ourselves some initial paths; we'll come back for another 7583 // pass once we've determined ABI below. 7584 setNativeLibraryPaths(pkg); 7585 7586 // We would never need to extract libs for forward-locked and external packages, 7587 // since the container service will do it for us. We shouldn't attempt to 7588 // extract libs from system app when it was not updated. 7589 if (pkg.isForwardLocked() || isExternal(pkg) || 7590 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7591 extractLibs = false; 7592 } 7593 7594 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7595 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7596 7597 NativeLibraryHelper.Handle handle = null; 7598 try { 7599 handle = NativeLibraryHelper.Handle.create(scanFile); 7600 // TODO(multiArch): This can be null for apps that didn't go through the 7601 // usual installation process. We can calculate it again, like we 7602 // do during install time. 7603 // 7604 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7605 // unnecessary. 7606 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7607 7608 // Null out the abis so that they can be recalculated. 7609 pkg.applicationInfo.primaryCpuAbi = null; 7610 pkg.applicationInfo.secondaryCpuAbi = null; 7611 if (isMultiArch(pkg.applicationInfo)) { 7612 // Warn if we've set an abiOverride for multi-lib packages.. 7613 // By definition, we need to copy both 32 and 64 bit libraries for 7614 // such packages. 7615 if (pkg.cpuAbiOverride != null 7616 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7617 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7618 } 7619 7620 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7621 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7622 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7623 if (extractLibs) { 7624 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7625 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7626 useIsaSpecificSubdirs); 7627 } else { 7628 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7629 } 7630 } 7631 7632 maybeThrowExceptionForMultiArchCopy( 7633 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7634 7635 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7636 if (extractLibs) { 7637 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7638 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7639 useIsaSpecificSubdirs); 7640 } else { 7641 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7642 } 7643 } 7644 7645 maybeThrowExceptionForMultiArchCopy( 7646 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7647 7648 if (abi64 >= 0) { 7649 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7650 } 7651 7652 if (abi32 >= 0) { 7653 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7654 if (abi64 >= 0) { 7655 pkg.applicationInfo.secondaryCpuAbi = abi; 7656 } else { 7657 pkg.applicationInfo.primaryCpuAbi = abi; 7658 } 7659 } 7660 } else { 7661 String[] abiList = (cpuAbiOverride != null) ? 7662 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7663 7664 // Enable gross and lame hacks for apps that are built with old 7665 // SDK tools. We must scan their APKs for renderscript bitcode and 7666 // not launch them if it's present. Don't bother checking on devices 7667 // that don't have 64 bit support. 7668 boolean needsRenderScriptOverride = false; 7669 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7670 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7671 abiList = Build.SUPPORTED_32_BIT_ABIS; 7672 needsRenderScriptOverride = true; 7673 } 7674 7675 final int copyRet; 7676 if (extractLibs) { 7677 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7678 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7679 } else { 7680 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7681 } 7682 7683 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7684 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7685 "Error unpackaging native libs for app, errorCode=" + copyRet); 7686 } 7687 7688 if (copyRet >= 0) { 7689 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7690 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7691 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7692 } else if (needsRenderScriptOverride) { 7693 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7694 } 7695 } 7696 } catch (IOException ioe) { 7697 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7698 } finally { 7699 IoUtils.closeQuietly(handle); 7700 } 7701 7702 // Now that we've calculated the ABIs and determined if it's an internal app, 7703 // we will go ahead and populate the nativeLibraryPath. 7704 setNativeLibraryPaths(pkg); 7705 } 7706 7707 /** 7708 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7709 * i.e, so that all packages can be run inside a single process if required. 7710 * 7711 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7712 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7713 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7714 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7715 * updating a package that belongs to a shared user. 7716 * 7717 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7718 * adds unnecessary complexity. 7719 */ 7720 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7721 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt, 7722 boolean bootComplete) { 7723 String requiredInstructionSet = null; 7724 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7725 requiredInstructionSet = VMRuntime.getInstructionSet( 7726 scannedPackage.applicationInfo.primaryCpuAbi); 7727 } 7728 7729 PackageSetting requirer = null; 7730 for (PackageSetting ps : packagesForUser) { 7731 // If packagesForUser contains scannedPackage, we skip it. This will happen 7732 // when scannedPackage is an update of an existing package. Without this check, 7733 // we will never be able to change the ABI of any package belonging to a shared 7734 // user, even if it's compatible with other packages. 7735 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7736 if (ps.primaryCpuAbiString == null) { 7737 continue; 7738 } 7739 7740 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7741 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7742 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7743 // this but there's not much we can do. 7744 String errorMessage = "Instruction set mismatch, " 7745 + ((requirer == null) ? "[caller]" : requirer) 7746 + " requires " + requiredInstructionSet + " whereas " + ps 7747 + " requires " + instructionSet; 7748 Slog.w(TAG, errorMessage); 7749 } 7750 7751 if (requiredInstructionSet == null) { 7752 requiredInstructionSet = instructionSet; 7753 requirer = ps; 7754 } 7755 } 7756 } 7757 7758 if (requiredInstructionSet != null) { 7759 String adjustedAbi; 7760 if (requirer != null) { 7761 // requirer != null implies that either scannedPackage was null or that scannedPackage 7762 // did not require an ABI, in which case we have to adjust scannedPackage to match 7763 // the ABI of the set (which is the same as requirer's ABI) 7764 adjustedAbi = requirer.primaryCpuAbiString; 7765 if (scannedPackage != null) { 7766 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7767 } 7768 } else { 7769 // requirer == null implies that we're updating all ABIs in the set to 7770 // match scannedPackage. 7771 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7772 } 7773 7774 for (PackageSetting ps : packagesForUser) { 7775 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7776 if (ps.primaryCpuAbiString != null) { 7777 continue; 7778 } 7779 7780 ps.primaryCpuAbiString = adjustedAbi; 7781 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7782 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7783 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7784 7785 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7786 null /* instruction sets */, forceDexOpt, deferDexOpt, true, 7787 bootComplete); 7788 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7789 ps.primaryCpuAbiString = null; 7790 ps.pkg.applicationInfo.primaryCpuAbi = null; 7791 return; 7792 } else { 7793 mInstaller.rmdex(ps.codePathString, 7794 getDexCodeInstructionSet(getPreferredInstructionSet())); 7795 } 7796 } 7797 } 7798 } 7799 } 7800 } 7801 7802 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7803 synchronized (mPackages) { 7804 mResolverReplaced = true; 7805 // Set up information for custom user intent resolution activity. 7806 mResolveActivity.applicationInfo = pkg.applicationInfo; 7807 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7808 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7809 mResolveActivity.processName = pkg.applicationInfo.packageName; 7810 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7811 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7812 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7813 mResolveActivity.theme = 0; 7814 mResolveActivity.exported = true; 7815 mResolveActivity.enabled = true; 7816 mResolveInfo.activityInfo = mResolveActivity; 7817 mResolveInfo.priority = 0; 7818 mResolveInfo.preferredOrder = 0; 7819 mResolveInfo.match = 0; 7820 mResolveComponentName = mCustomResolverComponentName; 7821 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7822 mResolveComponentName); 7823 } 7824 } 7825 7826 private static String calculateBundledApkRoot(final String codePathString) { 7827 final File codePath = new File(codePathString); 7828 final File codeRoot; 7829 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7830 codeRoot = Environment.getRootDirectory(); 7831 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7832 codeRoot = Environment.getOemDirectory(); 7833 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7834 codeRoot = Environment.getVendorDirectory(); 7835 } else { 7836 // Unrecognized code path; take its top real segment as the apk root: 7837 // e.g. /something/app/blah.apk => /something 7838 try { 7839 File f = codePath.getCanonicalFile(); 7840 File parent = f.getParentFile(); // non-null because codePath is a file 7841 File tmp; 7842 while ((tmp = parent.getParentFile()) != null) { 7843 f = parent; 7844 parent = tmp; 7845 } 7846 codeRoot = f; 7847 Slog.w(TAG, "Unrecognized code path " 7848 + codePath + " - using " + codeRoot); 7849 } catch (IOException e) { 7850 // Can't canonicalize the code path -- shenanigans? 7851 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7852 return Environment.getRootDirectory().getPath(); 7853 } 7854 } 7855 return codeRoot.getPath(); 7856 } 7857 7858 /** 7859 * Derive and set the location of native libraries for the given package, 7860 * which varies depending on where and how the package was installed. 7861 */ 7862 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7863 final ApplicationInfo info = pkg.applicationInfo; 7864 final String codePath = pkg.codePath; 7865 final File codeFile = new File(codePath); 7866 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7867 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7868 7869 info.nativeLibraryRootDir = null; 7870 info.nativeLibraryRootRequiresIsa = false; 7871 info.nativeLibraryDir = null; 7872 info.secondaryNativeLibraryDir = null; 7873 7874 if (isApkFile(codeFile)) { 7875 // Monolithic install 7876 if (bundledApp) { 7877 // If "/system/lib64/apkname" exists, assume that is the per-package 7878 // native library directory to use; otherwise use "/system/lib/apkname". 7879 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7880 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7881 getPrimaryInstructionSet(info)); 7882 7883 // This is a bundled system app so choose the path based on the ABI. 7884 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7885 // is just the default path. 7886 final String apkName = deriveCodePathName(codePath); 7887 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7888 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7889 apkName).getAbsolutePath(); 7890 7891 if (info.secondaryCpuAbi != null) { 7892 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7893 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7894 secondaryLibDir, apkName).getAbsolutePath(); 7895 } 7896 } else if (asecApp) { 7897 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7898 .getAbsolutePath(); 7899 } else { 7900 final String apkName = deriveCodePathName(codePath); 7901 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7902 .getAbsolutePath(); 7903 } 7904 7905 info.nativeLibraryRootRequiresIsa = false; 7906 info.nativeLibraryDir = info.nativeLibraryRootDir; 7907 } else { 7908 // Cluster install 7909 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7910 info.nativeLibraryRootRequiresIsa = true; 7911 7912 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7913 getPrimaryInstructionSet(info)).getAbsolutePath(); 7914 7915 if (info.secondaryCpuAbi != null) { 7916 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7917 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7918 } 7919 } 7920 } 7921 7922 /** 7923 * Calculate the abis and roots for a bundled app. These can uniquely 7924 * be determined from the contents of the system partition, i.e whether 7925 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7926 * of this information, and instead assume that the system was built 7927 * sensibly. 7928 */ 7929 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7930 PackageSetting pkgSetting) { 7931 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7932 7933 // If "/system/lib64/apkname" exists, assume that is the per-package 7934 // native library directory to use; otherwise use "/system/lib/apkname". 7935 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7936 setBundledAppAbi(pkg, apkRoot, apkName); 7937 // pkgSetting might be null during rescan following uninstall of updates 7938 // to a bundled app, so accommodate that possibility. The settings in 7939 // that case will be established later from the parsed package. 7940 // 7941 // If the settings aren't null, sync them up with what we've just derived. 7942 // note that apkRoot isn't stored in the package settings. 7943 if (pkgSetting != null) { 7944 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7945 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7946 } 7947 } 7948 7949 /** 7950 * Deduces the ABI of a bundled app and sets the relevant fields on the 7951 * parsed pkg object. 7952 * 7953 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7954 * under which system libraries are installed. 7955 * @param apkName the name of the installed package. 7956 */ 7957 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7958 final File codeFile = new File(pkg.codePath); 7959 7960 final boolean has64BitLibs; 7961 final boolean has32BitLibs; 7962 if (isApkFile(codeFile)) { 7963 // Monolithic install 7964 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7965 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7966 } else { 7967 // Cluster install 7968 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7969 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7970 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7971 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7972 has64BitLibs = (new File(rootDir, isa)).exists(); 7973 } else { 7974 has64BitLibs = false; 7975 } 7976 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7977 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7978 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7979 has32BitLibs = (new File(rootDir, isa)).exists(); 7980 } else { 7981 has32BitLibs = false; 7982 } 7983 } 7984 7985 if (has64BitLibs && !has32BitLibs) { 7986 // The package has 64 bit libs, but not 32 bit libs. Its primary 7987 // ABI should be 64 bit. We can safely assume here that the bundled 7988 // native libraries correspond to the most preferred ABI in the list. 7989 7990 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7991 pkg.applicationInfo.secondaryCpuAbi = null; 7992 } else if (has32BitLibs && !has64BitLibs) { 7993 // The package has 32 bit libs but not 64 bit libs. Its primary 7994 // ABI should be 32 bit. 7995 7996 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7997 pkg.applicationInfo.secondaryCpuAbi = null; 7998 } else if (has32BitLibs && has64BitLibs) { 7999 // The application has both 64 and 32 bit bundled libraries. We check 8000 // here that the app declares multiArch support, and warn if it doesn't. 8001 // 8002 // We will be lenient here and record both ABIs. The primary will be the 8003 // ABI that's higher on the list, i.e, a device that's configured to prefer 8004 // 64 bit apps will see a 64 bit primary ABI, 8005 8006 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8007 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8008 } 8009 8010 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8011 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8012 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8013 } else { 8014 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8015 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8016 } 8017 } else { 8018 pkg.applicationInfo.primaryCpuAbi = null; 8019 pkg.applicationInfo.secondaryCpuAbi = null; 8020 } 8021 } 8022 8023 private void killApplication(String pkgName, int appId, String reason) { 8024 // Request the ActivityManager to kill the process(only for existing packages) 8025 // so that we do not end up in a confused state while the user is still using the older 8026 // version of the application while the new one gets installed. 8027 IActivityManager am = ActivityManagerNative.getDefault(); 8028 if (am != null) { 8029 try { 8030 am.killApplicationWithAppId(pkgName, appId, reason); 8031 } catch (RemoteException e) { 8032 } 8033 } 8034 } 8035 8036 void removePackageLI(PackageSetting ps, boolean chatty) { 8037 if (DEBUG_INSTALL) { 8038 if (chatty) 8039 Log.d(TAG, "Removing package " + ps.name); 8040 } 8041 8042 // writer 8043 synchronized (mPackages) { 8044 mPackages.remove(ps.name); 8045 final PackageParser.Package pkg = ps.pkg; 8046 if (pkg != null) { 8047 cleanPackageDataStructuresLILPw(pkg, chatty); 8048 } 8049 } 8050 } 8051 8052 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8053 if (DEBUG_INSTALL) { 8054 if (chatty) 8055 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8056 } 8057 8058 // writer 8059 synchronized (mPackages) { 8060 mPackages.remove(pkg.applicationInfo.packageName); 8061 cleanPackageDataStructuresLILPw(pkg, chatty); 8062 } 8063 } 8064 8065 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8066 int N = pkg.providers.size(); 8067 StringBuilder r = null; 8068 int i; 8069 for (i=0; i<N; i++) { 8070 PackageParser.Provider p = pkg.providers.get(i); 8071 mProviders.removeProvider(p); 8072 if (p.info.authority == null) { 8073 8074 /* There was another ContentProvider with this authority when 8075 * this app was installed so this authority is null, 8076 * Ignore it as we don't have to unregister the provider. 8077 */ 8078 continue; 8079 } 8080 String names[] = p.info.authority.split(";"); 8081 for (int j = 0; j < names.length; j++) { 8082 if (mProvidersByAuthority.get(names[j]) == p) { 8083 mProvidersByAuthority.remove(names[j]); 8084 if (DEBUG_REMOVE) { 8085 if (chatty) 8086 Log.d(TAG, "Unregistered content provider: " + names[j] 8087 + ", className = " + p.info.name + ", isSyncable = " 8088 + p.info.isSyncable); 8089 } 8090 } 8091 } 8092 if (DEBUG_REMOVE && chatty) { 8093 if (r == null) { 8094 r = new StringBuilder(256); 8095 } else { 8096 r.append(' '); 8097 } 8098 r.append(p.info.name); 8099 } 8100 } 8101 if (r != null) { 8102 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8103 } 8104 8105 N = pkg.services.size(); 8106 r = null; 8107 for (i=0; i<N; i++) { 8108 PackageParser.Service s = pkg.services.get(i); 8109 mServices.removeService(s); 8110 if (chatty) { 8111 if (r == null) { 8112 r = new StringBuilder(256); 8113 } else { 8114 r.append(' '); 8115 } 8116 r.append(s.info.name); 8117 } 8118 } 8119 if (r != null) { 8120 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8121 } 8122 8123 N = pkg.receivers.size(); 8124 r = null; 8125 for (i=0; i<N; i++) { 8126 PackageParser.Activity a = pkg.receivers.get(i); 8127 mReceivers.removeActivity(a, "receiver"); 8128 if (DEBUG_REMOVE && chatty) { 8129 if (r == null) { 8130 r = new StringBuilder(256); 8131 } else { 8132 r.append(' '); 8133 } 8134 r.append(a.info.name); 8135 } 8136 } 8137 if (r != null) { 8138 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8139 } 8140 8141 N = pkg.activities.size(); 8142 r = null; 8143 for (i=0; i<N; i++) { 8144 PackageParser.Activity a = pkg.activities.get(i); 8145 mActivities.removeActivity(a, "activity"); 8146 if (DEBUG_REMOVE && chatty) { 8147 if (r == null) { 8148 r = new StringBuilder(256); 8149 } else { 8150 r.append(' '); 8151 } 8152 r.append(a.info.name); 8153 } 8154 } 8155 if (r != null) { 8156 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8157 } 8158 8159 N = pkg.permissions.size(); 8160 r = null; 8161 for (i=0; i<N; i++) { 8162 PackageParser.Permission p = pkg.permissions.get(i); 8163 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8164 if (bp == null) { 8165 bp = mSettings.mPermissionTrees.get(p.info.name); 8166 } 8167 if (bp != null && bp.perm == p) { 8168 bp.perm = null; 8169 if (DEBUG_REMOVE && chatty) { 8170 if (r == null) { 8171 r = new StringBuilder(256); 8172 } else { 8173 r.append(' '); 8174 } 8175 r.append(p.info.name); 8176 } 8177 } 8178 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8179 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8180 if (appOpPerms != null) { 8181 appOpPerms.remove(pkg.packageName); 8182 } 8183 } 8184 } 8185 if (r != null) { 8186 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8187 } 8188 8189 N = pkg.requestedPermissions.size(); 8190 r = null; 8191 for (i=0; i<N; i++) { 8192 String perm = pkg.requestedPermissions.get(i); 8193 BasePermission bp = mSettings.mPermissions.get(perm); 8194 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8195 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8196 if (appOpPerms != null) { 8197 appOpPerms.remove(pkg.packageName); 8198 if (appOpPerms.isEmpty()) { 8199 mAppOpPermissionPackages.remove(perm); 8200 } 8201 } 8202 } 8203 } 8204 if (r != null) { 8205 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8206 } 8207 8208 N = pkg.instrumentation.size(); 8209 r = null; 8210 for (i=0; i<N; i++) { 8211 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8212 mInstrumentation.remove(a.getComponentName()); 8213 if (DEBUG_REMOVE && chatty) { 8214 if (r == null) { 8215 r = new StringBuilder(256); 8216 } else { 8217 r.append(' '); 8218 } 8219 r.append(a.info.name); 8220 } 8221 } 8222 if (r != null) { 8223 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8224 } 8225 8226 r = null; 8227 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8228 // Only system apps can hold shared libraries. 8229 if (pkg.libraryNames != null) { 8230 for (i=0; i<pkg.libraryNames.size(); i++) { 8231 String name = pkg.libraryNames.get(i); 8232 SharedLibraryEntry cur = mSharedLibraries.get(name); 8233 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8234 mSharedLibraries.remove(name); 8235 if (DEBUG_REMOVE && chatty) { 8236 if (r == null) { 8237 r = new StringBuilder(256); 8238 } else { 8239 r.append(' '); 8240 } 8241 r.append(name); 8242 } 8243 } 8244 } 8245 } 8246 } 8247 if (r != null) { 8248 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8249 } 8250 } 8251 8252 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8253 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8254 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8255 return true; 8256 } 8257 } 8258 return false; 8259 } 8260 8261 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8262 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8263 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8264 8265 private void updatePermissionsLPw(String changingPkg, 8266 PackageParser.Package pkgInfo, int flags) { 8267 // Make sure there are no dangling permission trees. 8268 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8269 while (it.hasNext()) { 8270 final BasePermission bp = it.next(); 8271 if (bp.packageSetting == null) { 8272 // We may not yet have parsed the package, so just see if 8273 // we still know about its settings. 8274 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8275 } 8276 if (bp.packageSetting == null) { 8277 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8278 + " from package " + bp.sourcePackage); 8279 it.remove(); 8280 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8281 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8282 Slog.i(TAG, "Removing old permission tree: " + bp.name 8283 + " from package " + bp.sourcePackage); 8284 flags |= UPDATE_PERMISSIONS_ALL; 8285 it.remove(); 8286 } 8287 } 8288 } 8289 8290 // Make sure all dynamic permissions have been assigned to a package, 8291 // and make sure there are no dangling permissions. 8292 it = mSettings.mPermissions.values().iterator(); 8293 while (it.hasNext()) { 8294 final BasePermission bp = it.next(); 8295 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8296 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8297 + bp.name + " pkg=" + bp.sourcePackage 8298 + " info=" + bp.pendingInfo); 8299 if (bp.packageSetting == null && bp.pendingInfo != null) { 8300 final BasePermission tree = findPermissionTreeLP(bp.name); 8301 if (tree != null && tree.perm != null) { 8302 bp.packageSetting = tree.packageSetting; 8303 bp.perm = new PackageParser.Permission(tree.perm.owner, 8304 new PermissionInfo(bp.pendingInfo)); 8305 bp.perm.info.packageName = tree.perm.info.packageName; 8306 bp.perm.info.name = bp.name; 8307 bp.uid = tree.uid; 8308 } 8309 } 8310 } 8311 if (bp.packageSetting == null) { 8312 // We may not yet have parsed the package, so just see if 8313 // we still know about its settings. 8314 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8315 } 8316 if (bp.packageSetting == null) { 8317 Slog.w(TAG, "Removing dangling permission: " + bp.name 8318 + " from package " + bp.sourcePackage); 8319 it.remove(); 8320 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8321 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8322 Slog.i(TAG, "Removing old permission: " + bp.name 8323 + " from package " + bp.sourcePackage); 8324 flags |= UPDATE_PERMISSIONS_ALL; 8325 it.remove(); 8326 } 8327 } 8328 } 8329 8330 // Now update the permissions for all packages, in particular 8331 // replace the granted permissions of the system packages. 8332 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8333 for (PackageParser.Package pkg : mPackages.values()) { 8334 if (pkg != pkgInfo) { 8335 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8336 changingPkg); 8337 } 8338 } 8339 } 8340 8341 if (pkgInfo != null) { 8342 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8343 } 8344 } 8345 8346 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8347 String packageOfInterest) { 8348 // IMPORTANT: There are two types of permissions: install and runtime. 8349 // Install time permissions are granted when the app is installed to 8350 // all device users and users added in the future. Runtime permissions 8351 // are granted at runtime explicitly to specific users. Normal and signature 8352 // protected permissions are install time permissions. Dangerous permissions 8353 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8354 // otherwise they are runtime permissions. This function does not manage 8355 // runtime permissions except for the case an app targeting Lollipop MR1 8356 // being upgraded to target a newer SDK, in which case dangerous permissions 8357 // are transformed from install time to runtime ones. 8358 8359 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8360 if (ps == null) { 8361 return; 8362 } 8363 8364 PermissionsState permissionsState = ps.getPermissionsState(); 8365 PermissionsState origPermissions = permissionsState; 8366 8367 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8368 8369 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8370 8371 boolean changedInstallPermission = false; 8372 8373 if (replace) { 8374 ps.installPermissionsFixed = false; 8375 if (!ps.isSharedUser()) { 8376 origPermissions = new PermissionsState(permissionsState); 8377 permissionsState.reset(); 8378 } 8379 } 8380 8381 permissionsState.setGlobalGids(mGlobalGids); 8382 8383 final int N = pkg.requestedPermissions.size(); 8384 for (int i=0; i<N; i++) { 8385 final String name = pkg.requestedPermissions.get(i); 8386 final BasePermission bp = mSettings.mPermissions.get(name); 8387 8388 if (DEBUG_INSTALL) { 8389 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8390 } 8391 8392 if (bp == null || bp.packageSetting == null) { 8393 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8394 Slog.w(TAG, "Unknown permission " + name 8395 + " in package " + pkg.packageName); 8396 } 8397 continue; 8398 } 8399 8400 final String perm = bp.name; 8401 boolean allowedSig = false; 8402 int grant = GRANT_DENIED; 8403 8404 // Keep track of app op permissions. 8405 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8406 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8407 if (pkgs == null) { 8408 pkgs = new ArraySet<>(); 8409 mAppOpPermissionPackages.put(bp.name, pkgs); 8410 } 8411 pkgs.add(pkg.packageName); 8412 } 8413 8414 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8415 switch (level) { 8416 case PermissionInfo.PROTECTION_NORMAL: { 8417 // For all apps normal permissions are install time ones. 8418 grant = GRANT_INSTALL; 8419 } break; 8420 8421 case PermissionInfo.PROTECTION_DANGEROUS: { 8422 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8423 // For legacy apps dangerous permissions are install time ones. 8424 grant = GRANT_INSTALL_LEGACY; 8425 } else if (origPermissions.hasInstallPermission(bp.name)) { 8426 // For legacy apps that became modern, install becomes runtime. 8427 grant = GRANT_UPGRADE; 8428 } else if (mPromoteSystemApps 8429 && isSystemApp(ps) 8430 && mExistingSystemPackages.contains(ps.name)) { 8431 // For legacy system apps, install becomes runtime. 8432 // We cannot check hasInstallPermission() for system apps since those 8433 // permissions were granted implicitly and not persisted pre-M. 8434 grant = GRANT_UPGRADE; 8435 } else { 8436 // For modern apps keep runtime permissions unchanged. 8437 grant = GRANT_RUNTIME; 8438 } 8439 } break; 8440 8441 case PermissionInfo.PROTECTION_SIGNATURE: { 8442 // For all apps signature permissions are install time ones. 8443 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8444 if (allowedSig) { 8445 grant = GRANT_INSTALL; 8446 } 8447 } break; 8448 } 8449 8450 if (DEBUG_INSTALL) { 8451 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8452 } 8453 8454 if (grant != GRANT_DENIED) { 8455 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8456 // If this is an existing, non-system package, then 8457 // we can't add any new permissions to it. 8458 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8459 // Except... if this is a permission that was added 8460 // to the platform (note: need to only do this when 8461 // updating the platform). 8462 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8463 grant = GRANT_DENIED; 8464 } 8465 } 8466 } 8467 8468 switch (grant) { 8469 case GRANT_INSTALL: { 8470 // Revoke this as runtime permission to handle the case of 8471 // a runtime permission being downgraded to an install one. 8472 for (int userId : UserManagerService.getInstance().getUserIds()) { 8473 if (origPermissions.getRuntimePermissionState( 8474 bp.name, userId) != null) { 8475 // Revoke the runtime permission and clear the flags. 8476 origPermissions.revokeRuntimePermission(bp, userId); 8477 origPermissions.updatePermissionFlags(bp, userId, 8478 PackageManager.MASK_PERMISSION_FLAGS, 0); 8479 // If we revoked a permission permission, we have to write. 8480 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8481 changedRuntimePermissionUserIds, userId); 8482 } 8483 } 8484 // Grant an install permission. 8485 if (permissionsState.grantInstallPermission(bp) != 8486 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8487 changedInstallPermission = true; 8488 } 8489 } break; 8490 8491 case GRANT_INSTALL_LEGACY: { 8492 // Grant an install permission. 8493 if (permissionsState.grantInstallPermission(bp) != 8494 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8495 changedInstallPermission = true; 8496 } 8497 } break; 8498 8499 case GRANT_RUNTIME: { 8500 // Grant previously granted runtime permissions. 8501 for (int userId : UserManagerService.getInstance().getUserIds()) { 8502 PermissionState permissionState = origPermissions 8503 .getRuntimePermissionState(bp.name, userId); 8504 final int flags = permissionState != null 8505 ? permissionState.getFlags() : 0; 8506 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8507 if (permissionsState.grantRuntimePermission(bp, userId) == 8508 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8509 // If we cannot put the permission as it was, we have to write. 8510 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8511 changedRuntimePermissionUserIds, userId); 8512 } 8513 } 8514 // Propagate the permission flags. 8515 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8516 } 8517 } break; 8518 8519 case GRANT_UPGRADE: { 8520 // Grant runtime permissions for a previously held install permission. 8521 PermissionState permissionState = origPermissions 8522 .getInstallPermissionState(bp.name); 8523 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8524 8525 if (origPermissions.revokeInstallPermission(bp) 8526 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8527 // We will be transferring the permission flags, so clear them. 8528 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8529 PackageManager.MASK_PERMISSION_FLAGS, 0); 8530 changedInstallPermission = true; 8531 } 8532 8533 // If the permission is not to be promoted to runtime we ignore it and 8534 // also its other flags as they are not applicable to install permissions. 8535 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8536 for (int userId : currentUserIds) { 8537 if (permissionsState.grantRuntimePermission(bp, userId) != 8538 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8539 // Transfer the permission flags. 8540 permissionsState.updatePermissionFlags(bp, userId, 8541 flags, flags); 8542 // If we granted the permission, we have to write. 8543 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8544 changedRuntimePermissionUserIds, userId); 8545 } 8546 } 8547 } 8548 } break; 8549 8550 default: { 8551 if (packageOfInterest == null 8552 || packageOfInterest.equals(pkg.packageName)) { 8553 Slog.w(TAG, "Not granting permission " + perm 8554 + " to package " + pkg.packageName 8555 + " because it was previously installed without"); 8556 } 8557 } break; 8558 } 8559 } else { 8560 if (permissionsState.revokeInstallPermission(bp) != 8561 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8562 // Also drop the permission flags. 8563 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8564 PackageManager.MASK_PERMISSION_FLAGS, 0); 8565 changedInstallPermission = true; 8566 Slog.i(TAG, "Un-granting permission " + perm 8567 + " from package " + pkg.packageName 8568 + " (protectionLevel=" + bp.protectionLevel 8569 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8570 + ")"); 8571 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8572 // Don't print warning for app op permissions, since it is fine for them 8573 // not to be granted, there is a UI for the user to decide. 8574 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8575 Slog.w(TAG, "Not granting permission " + perm 8576 + " to package " + pkg.packageName 8577 + " (protectionLevel=" + bp.protectionLevel 8578 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8579 + ")"); 8580 } 8581 } 8582 } 8583 } 8584 8585 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8586 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8587 // This is the first that we have heard about this package, so the 8588 // permissions we have now selected are fixed until explicitly 8589 // changed. 8590 ps.installPermissionsFixed = true; 8591 } 8592 8593 // Persist the runtime permissions state for users with changes. 8594 for (int userId : changedRuntimePermissionUserIds) { 8595 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8596 } 8597 } 8598 8599 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8600 boolean allowed = false; 8601 final int NP = PackageParser.NEW_PERMISSIONS.length; 8602 for (int ip=0; ip<NP; ip++) { 8603 final PackageParser.NewPermissionInfo npi 8604 = PackageParser.NEW_PERMISSIONS[ip]; 8605 if (npi.name.equals(perm) 8606 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8607 allowed = true; 8608 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8609 + pkg.packageName); 8610 break; 8611 } 8612 } 8613 return allowed; 8614 } 8615 8616 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8617 BasePermission bp, PermissionsState origPermissions) { 8618 boolean allowed; 8619 allowed = (compareSignatures( 8620 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8621 == PackageManager.SIGNATURE_MATCH) 8622 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8623 == PackageManager.SIGNATURE_MATCH); 8624 if (!allowed && (bp.protectionLevel 8625 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8626 if (isSystemApp(pkg)) { 8627 // For updated system applications, a system permission 8628 // is granted only if it had been defined by the original application. 8629 if (pkg.isUpdatedSystemApp()) { 8630 final PackageSetting sysPs = mSettings 8631 .getDisabledSystemPkgLPr(pkg.packageName); 8632 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8633 // If the original was granted this permission, we take 8634 // that grant decision as read and propagate it to the 8635 // update. 8636 if (sysPs.isPrivileged()) { 8637 allowed = true; 8638 } 8639 } else { 8640 // The system apk may have been updated with an older 8641 // version of the one on the data partition, but which 8642 // granted a new system permission that it didn't have 8643 // before. In this case we do want to allow the app to 8644 // now get the new permission if the ancestral apk is 8645 // privileged to get it. 8646 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8647 for (int j=0; 8648 j<sysPs.pkg.requestedPermissions.size(); j++) { 8649 if (perm.equals( 8650 sysPs.pkg.requestedPermissions.get(j))) { 8651 allowed = true; 8652 break; 8653 } 8654 } 8655 } 8656 } 8657 } else { 8658 allowed = isPrivilegedApp(pkg); 8659 } 8660 } 8661 } 8662 if (!allowed) { 8663 if (!allowed && (bp.protectionLevel 8664 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8665 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8666 // If this was a previously normal/dangerous permission that got moved 8667 // to a system permission as part of the runtime permission redesign, then 8668 // we still want to blindly grant it to old apps. 8669 allowed = true; 8670 } 8671 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8672 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8673 // If this permission is to be granted to the system installer and 8674 // this app is an installer, then it gets the permission. 8675 allowed = true; 8676 } 8677 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8678 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8679 // If this permission is to be granted to the system verifier and 8680 // this app is a verifier, then it gets the permission. 8681 allowed = true; 8682 } 8683 if (!allowed && (bp.protectionLevel 8684 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8685 && isSystemApp(pkg)) { 8686 // Any pre-installed system app is allowed to get this permission. 8687 allowed = true; 8688 } 8689 if (!allowed && (bp.protectionLevel 8690 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8691 // For development permissions, a development permission 8692 // is granted only if it was already granted. 8693 allowed = origPermissions.hasInstallPermission(perm); 8694 } 8695 } 8696 return allowed; 8697 } 8698 8699 final class ActivityIntentResolver 8700 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8701 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8702 boolean defaultOnly, int userId) { 8703 if (!sUserManager.exists(userId)) return null; 8704 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8705 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8706 } 8707 8708 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8709 int userId) { 8710 if (!sUserManager.exists(userId)) return null; 8711 mFlags = flags; 8712 return super.queryIntent(intent, resolvedType, 8713 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8714 } 8715 8716 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8717 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8718 if (!sUserManager.exists(userId)) return null; 8719 if (packageActivities == null) { 8720 return null; 8721 } 8722 mFlags = flags; 8723 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8724 final int N = packageActivities.size(); 8725 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8726 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8727 8728 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8729 for (int i = 0; i < N; ++i) { 8730 intentFilters = packageActivities.get(i).intents; 8731 if (intentFilters != null && intentFilters.size() > 0) { 8732 PackageParser.ActivityIntentInfo[] array = 8733 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8734 intentFilters.toArray(array); 8735 listCut.add(array); 8736 } 8737 } 8738 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8739 } 8740 8741 public final void addActivity(PackageParser.Activity a, String type) { 8742 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8743 mActivities.put(a.getComponentName(), a); 8744 if (DEBUG_SHOW_INFO) 8745 Log.v( 8746 TAG, " " + type + " " + 8747 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8748 if (DEBUG_SHOW_INFO) 8749 Log.v(TAG, " Class=" + a.info.name); 8750 final int NI = a.intents.size(); 8751 for (int j=0; j<NI; j++) { 8752 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8753 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8754 intent.setPriority(0); 8755 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8756 + a.className + " with priority > 0, forcing to 0"); 8757 } 8758 if (DEBUG_SHOW_INFO) { 8759 Log.v(TAG, " IntentFilter:"); 8760 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8761 } 8762 if (!intent.debugCheck()) { 8763 Log.w(TAG, "==> For Activity " + a.info.name); 8764 } 8765 addFilter(intent); 8766 } 8767 } 8768 8769 public final void removeActivity(PackageParser.Activity a, String type) { 8770 mActivities.remove(a.getComponentName()); 8771 if (DEBUG_SHOW_INFO) { 8772 Log.v(TAG, " " + type + " " 8773 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8774 : a.info.name) + ":"); 8775 Log.v(TAG, " Class=" + a.info.name); 8776 } 8777 final int NI = a.intents.size(); 8778 for (int j=0; j<NI; j++) { 8779 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8780 if (DEBUG_SHOW_INFO) { 8781 Log.v(TAG, " IntentFilter:"); 8782 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8783 } 8784 removeFilter(intent); 8785 } 8786 } 8787 8788 @Override 8789 protected boolean allowFilterResult( 8790 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8791 ActivityInfo filterAi = filter.activity.info; 8792 for (int i=dest.size()-1; i>=0; i--) { 8793 ActivityInfo destAi = dest.get(i).activityInfo; 8794 if (destAi.name == filterAi.name 8795 && destAi.packageName == filterAi.packageName) { 8796 return false; 8797 } 8798 } 8799 return true; 8800 } 8801 8802 @Override 8803 protected ActivityIntentInfo[] newArray(int size) { 8804 return new ActivityIntentInfo[size]; 8805 } 8806 8807 @Override 8808 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8809 if (!sUserManager.exists(userId)) return true; 8810 PackageParser.Package p = filter.activity.owner; 8811 if (p != null) { 8812 PackageSetting ps = (PackageSetting)p.mExtras; 8813 if (ps != null) { 8814 // System apps are never considered stopped for purposes of 8815 // filtering, because there may be no way for the user to 8816 // actually re-launch them. 8817 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8818 && ps.getStopped(userId); 8819 } 8820 } 8821 return false; 8822 } 8823 8824 @Override 8825 protected boolean isPackageForFilter(String packageName, 8826 PackageParser.ActivityIntentInfo info) { 8827 return packageName.equals(info.activity.owner.packageName); 8828 } 8829 8830 @Override 8831 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8832 int match, int userId) { 8833 if (!sUserManager.exists(userId)) return null; 8834 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8835 return null; 8836 } 8837 final PackageParser.Activity activity = info.activity; 8838 if (mSafeMode && (activity.info.applicationInfo.flags 8839 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8840 return null; 8841 } 8842 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8843 if (ps == null) { 8844 return null; 8845 } 8846 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8847 ps.readUserState(userId), userId); 8848 if (ai == null) { 8849 return null; 8850 } 8851 final ResolveInfo res = new ResolveInfo(); 8852 res.activityInfo = ai; 8853 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8854 res.filter = info; 8855 } 8856 if (info != null) { 8857 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8858 } 8859 res.priority = info.getPriority(); 8860 res.preferredOrder = activity.owner.mPreferredOrder; 8861 //System.out.println("Result: " + res.activityInfo.className + 8862 // " = " + res.priority); 8863 res.match = match; 8864 res.isDefault = info.hasDefault; 8865 res.labelRes = info.labelRes; 8866 res.nonLocalizedLabel = info.nonLocalizedLabel; 8867 if (userNeedsBadging(userId)) { 8868 res.noResourceId = true; 8869 } else { 8870 res.icon = info.icon; 8871 } 8872 res.iconResourceId = info.icon; 8873 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8874 return res; 8875 } 8876 8877 @Override 8878 protected void sortResults(List<ResolveInfo> results) { 8879 Collections.sort(results, mResolvePrioritySorter); 8880 } 8881 8882 @Override 8883 protected void dumpFilter(PrintWriter out, String prefix, 8884 PackageParser.ActivityIntentInfo filter) { 8885 out.print(prefix); out.print( 8886 Integer.toHexString(System.identityHashCode(filter.activity))); 8887 out.print(' '); 8888 filter.activity.printComponentShortName(out); 8889 out.print(" filter "); 8890 out.println(Integer.toHexString(System.identityHashCode(filter))); 8891 } 8892 8893 @Override 8894 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8895 return filter.activity; 8896 } 8897 8898 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8899 PackageParser.Activity activity = (PackageParser.Activity)label; 8900 out.print(prefix); out.print( 8901 Integer.toHexString(System.identityHashCode(activity))); 8902 out.print(' '); 8903 activity.printComponentShortName(out); 8904 if (count > 1) { 8905 out.print(" ("); out.print(count); out.print(" filters)"); 8906 } 8907 out.println(); 8908 } 8909 8910// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8911// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8912// final List<ResolveInfo> retList = Lists.newArrayList(); 8913// while (i.hasNext()) { 8914// final ResolveInfo resolveInfo = i.next(); 8915// if (isEnabledLP(resolveInfo.activityInfo)) { 8916// retList.add(resolveInfo); 8917// } 8918// } 8919// return retList; 8920// } 8921 8922 // Keys are String (activity class name), values are Activity. 8923 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8924 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8925 private int mFlags; 8926 } 8927 8928 private final class ServiceIntentResolver 8929 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8930 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8931 boolean defaultOnly, int userId) { 8932 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8933 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8934 } 8935 8936 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8937 int userId) { 8938 if (!sUserManager.exists(userId)) return null; 8939 mFlags = flags; 8940 return super.queryIntent(intent, resolvedType, 8941 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8942 } 8943 8944 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8945 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8946 if (!sUserManager.exists(userId)) return null; 8947 if (packageServices == null) { 8948 return null; 8949 } 8950 mFlags = flags; 8951 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8952 final int N = packageServices.size(); 8953 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8954 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8955 8956 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8957 for (int i = 0; i < N; ++i) { 8958 intentFilters = packageServices.get(i).intents; 8959 if (intentFilters != null && intentFilters.size() > 0) { 8960 PackageParser.ServiceIntentInfo[] array = 8961 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8962 intentFilters.toArray(array); 8963 listCut.add(array); 8964 } 8965 } 8966 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8967 } 8968 8969 public final void addService(PackageParser.Service s) { 8970 mServices.put(s.getComponentName(), s); 8971 if (DEBUG_SHOW_INFO) { 8972 Log.v(TAG, " " 8973 + (s.info.nonLocalizedLabel != null 8974 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8975 Log.v(TAG, " Class=" + s.info.name); 8976 } 8977 final int NI = s.intents.size(); 8978 int j; 8979 for (j=0; j<NI; j++) { 8980 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8981 if (DEBUG_SHOW_INFO) { 8982 Log.v(TAG, " IntentFilter:"); 8983 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8984 } 8985 if (!intent.debugCheck()) { 8986 Log.w(TAG, "==> For Service " + s.info.name); 8987 } 8988 addFilter(intent); 8989 } 8990 } 8991 8992 public final void removeService(PackageParser.Service s) { 8993 mServices.remove(s.getComponentName()); 8994 if (DEBUG_SHOW_INFO) { 8995 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8996 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8997 Log.v(TAG, " Class=" + s.info.name); 8998 } 8999 final int NI = s.intents.size(); 9000 int j; 9001 for (j=0; j<NI; j++) { 9002 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9003 if (DEBUG_SHOW_INFO) { 9004 Log.v(TAG, " IntentFilter:"); 9005 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9006 } 9007 removeFilter(intent); 9008 } 9009 } 9010 9011 @Override 9012 protected boolean allowFilterResult( 9013 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9014 ServiceInfo filterSi = filter.service.info; 9015 for (int i=dest.size()-1; i>=0; i--) { 9016 ServiceInfo destAi = dest.get(i).serviceInfo; 9017 if (destAi.name == filterSi.name 9018 && destAi.packageName == filterSi.packageName) { 9019 return false; 9020 } 9021 } 9022 return true; 9023 } 9024 9025 @Override 9026 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9027 return new PackageParser.ServiceIntentInfo[size]; 9028 } 9029 9030 @Override 9031 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9032 if (!sUserManager.exists(userId)) return true; 9033 PackageParser.Package p = filter.service.owner; 9034 if (p != null) { 9035 PackageSetting ps = (PackageSetting)p.mExtras; 9036 if (ps != null) { 9037 // System apps are never considered stopped for purposes of 9038 // filtering, because there may be no way for the user to 9039 // actually re-launch them. 9040 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9041 && ps.getStopped(userId); 9042 } 9043 } 9044 return false; 9045 } 9046 9047 @Override 9048 protected boolean isPackageForFilter(String packageName, 9049 PackageParser.ServiceIntentInfo info) { 9050 return packageName.equals(info.service.owner.packageName); 9051 } 9052 9053 @Override 9054 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9055 int match, int userId) { 9056 if (!sUserManager.exists(userId)) return null; 9057 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9058 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9059 return null; 9060 } 9061 final PackageParser.Service service = info.service; 9062 if (mSafeMode && (service.info.applicationInfo.flags 9063 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9064 return null; 9065 } 9066 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9067 if (ps == null) { 9068 return null; 9069 } 9070 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9071 ps.readUserState(userId), userId); 9072 if (si == null) { 9073 return null; 9074 } 9075 final ResolveInfo res = new ResolveInfo(); 9076 res.serviceInfo = si; 9077 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9078 res.filter = filter; 9079 } 9080 res.priority = info.getPriority(); 9081 res.preferredOrder = service.owner.mPreferredOrder; 9082 res.match = match; 9083 res.isDefault = info.hasDefault; 9084 res.labelRes = info.labelRes; 9085 res.nonLocalizedLabel = info.nonLocalizedLabel; 9086 res.icon = info.icon; 9087 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9088 return res; 9089 } 9090 9091 @Override 9092 protected void sortResults(List<ResolveInfo> results) { 9093 Collections.sort(results, mResolvePrioritySorter); 9094 } 9095 9096 @Override 9097 protected void dumpFilter(PrintWriter out, String prefix, 9098 PackageParser.ServiceIntentInfo filter) { 9099 out.print(prefix); out.print( 9100 Integer.toHexString(System.identityHashCode(filter.service))); 9101 out.print(' '); 9102 filter.service.printComponentShortName(out); 9103 out.print(" filter "); 9104 out.println(Integer.toHexString(System.identityHashCode(filter))); 9105 } 9106 9107 @Override 9108 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9109 return filter.service; 9110 } 9111 9112 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9113 PackageParser.Service service = (PackageParser.Service)label; 9114 out.print(prefix); out.print( 9115 Integer.toHexString(System.identityHashCode(service))); 9116 out.print(' '); 9117 service.printComponentShortName(out); 9118 if (count > 1) { 9119 out.print(" ("); out.print(count); out.print(" filters)"); 9120 } 9121 out.println(); 9122 } 9123 9124// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9125// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9126// final List<ResolveInfo> retList = Lists.newArrayList(); 9127// while (i.hasNext()) { 9128// final ResolveInfo resolveInfo = (ResolveInfo) i; 9129// if (isEnabledLP(resolveInfo.serviceInfo)) { 9130// retList.add(resolveInfo); 9131// } 9132// } 9133// return retList; 9134// } 9135 9136 // Keys are String (activity class name), values are Activity. 9137 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9138 = new ArrayMap<ComponentName, PackageParser.Service>(); 9139 private int mFlags; 9140 }; 9141 9142 private final class ProviderIntentResolver 9143 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9144 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9145 boolean defaultOnly, int userId) { 9146 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9147 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9148 } 9149 9150 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9151 int userId) { 9152 if (!sUserManager.exists(userId)) 9153 return null; 9154 mFlags = flags; 9155 return super.queryIntent(intent, resolvedType, 9156 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9157 } 9158 9159 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9160 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9161 if (!sUserManager.exists(userId)) 9162 return null; 9163 if (packageProviders == null) { 9164 return null; 9165 } 9166 mFlags = flags; 9167 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9168 final int N = packageProviders.size(); 9169 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9170 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9171 9172 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9173 for (int i = 0; i < N; ++i) { 9174 intentFilters = packageProviders.get(i).intents; 9175 if (intentFilters != null && intentFilters.size() > 0) { 9176 PackageParser.ProviderIntentInfo[] array = 9177 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9178 intentFilters.toArray(array); 9179 listCut.add(array); 9180 } 9181 } 9182 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9183 } 9184 9185 public final void addProvider(PackageParser.Provider p) { 9186 if (mProviders.containsKey(p.getComponentName())) { 9187 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9188 return; 9189 } 9190 9191 mProviders.put(p.getComponentName(), p); 9192 if (DEBUG_SHOW_INFO) { 9193 Log.v(TAG, " " 9194 + (p.info.nonLocalizedLabel != null 9195 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9196 Log.v(TAG, " Class=" + p.info.name); 9197 } 9198 final int NI = p.intents.size(); 9199 int j; 9200 for (j = 0; j < NI; j++) { 9201 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9202 if (DEBUG_SHOW_INFO) { 9203 Log.v(TAG, " IntentFilter:"); 9204 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9205 } 9206 if (!intent.debugCheck()) { 9207 Log.w(TAG, "==> For Provider " + p.info.name); 9208 } 9209 addFilter(intent); 9210 } 9211 } 9212 9213 public final void removeProvider(PackageParser.Provider p) { 9214 mProviders.remove(p.getComponentName()); 9215 if (DEBUG_SHOW_INFO) { 9216 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9217 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9218 Log.v(TAG, " Class=" + p.info.name); 9219 } 9220 final int NI = p.intents.size(); 9221 int j; 9222 for (j = 0; j < NI; j++) { 9223 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9224 if (DEBUG_SHOW_INFO) { 9225 Log.v(TAG, " IntentFilter:"); 9226 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9227 } 9228 removeFilter(intent); 9229 } 9230 } 9231 9232 @Override 9233 protected boolean allowFilterResult( 9234 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9235 ProviderInfo filterPi = filter.provider.info; 9236 for (int i = dest.size() - 1; i >= 0; i--) { 9237 ProviderInfo destPi = dest.get(i).providerInfo; 9238 if (destPi.name == filterPi.name 9239 && destPi.packageName == filterPi.packageName) { 9240 return false; 9241 } 9242 } 9243 return true; 9244 } 9245 9246 @Override 9247 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9248 return new PackageParser.ProviderIntentInfo[size]; 9249 } 9250 9251 @Override 9252 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9253 if (!sUserManager.exists(userId)) 9254 return true; 9255 PackageParser.Package p = filter.provider.owner; 9256 if (p != null) { 9257 PackageSetting ps = (PackageSetting) p.mExtras; 9258 if (ps != null) { 9259 // System apps are never considered stopped for purposes of 9260 // filtering, because there may be no way for the user to 9261 // actually re-launch them. 9262 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9263 && ps.getStopped(userId); 9264 } 9265 } 9266 return false; 9267 } 9268 9269 @Override 9270 protected boolean isPackageForFilter(String packageName, 9271 PackageParser.ProviderIntentInfo info) { 9272 return packageName.equals(info.provider.owner.packageName); 9273 } 9274 9275 @Override 9276 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9277 int match, int userId) { 9278 if (!sUserManager.exists(userId)) 9279 return null; 9280 final PackageParser.ProviderIntentInfo info = filter; 9281 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9282 return null; 9283 } 9284 final PackageParser.Provider provider = info.provider; 9285 if (mSafeMode && (provider.info.applicationInfo.flags 9286 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9287 return null; 9288 } 9289 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9290 if (ps == null) { 9291 return null; 9292 } 9293 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9294 ps.readUserState(userId), userId); 9295 if (pi == null) { 9296 return null; 9297 } 9298 final ResolveInfo res = new ResolveInfo(); 9299 res.providerInfo = pi; 9300 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9301 res.filter = filter; 9302 } 9303 res.priority = info.getPriority(); 9304 res.preferredOrder = provider.owner.mPreferredOrder; 9305 res.match = match; 9306 res.isDefault = info.hasDefault; 9307 res.labelRes = info.labelRes; 9308 res.nonLocalizedLabel = info.nonLocalizedLabel; 9309 res.icon = info.icon; 9310 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9311 return res; 9312 } 9313 9314 @Override 9315 protected void sortResults(List<ResolveInfo> results) { 9316 Collections.sort(results, mResolvePrioritySorter); 9317 } 9318 9319 @Override 9320 protected void dumpFilter(PrintWriter out, String prefix, 9321 PackageParser.ProviderIntentInfo filter) { 9322 out.print(prefix); 9323 out.print( 9324 Integer.toHexString(System.identityHashCode(filter.provider))); 9325 out.print(' '); 9326 filter.provider.printComponentShortName(out); 9327 out.print(" filter "); 9328 out.println(Integer.toHexString(System.identityHashCode(filter))); 9329 } 9330 9331 @Override 9332 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9333 return filter.provider; 9334 } 9335 9336 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9337 PackageParser.Provider provider = (PackageParser.Provider)label; 9338 out.print(prefix); out.print( 9339 Integer.toHexString(System.identityHashCode(provider))); 9340 out.print(' '); 9341 provider.printComponentShortName(out); 9342 if (count > 1) { 9343 out.print(" ("); out.print(count); out.print(" filters)"); 9344 } 9345 out.println(); 9346 } 9347 9348 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9349 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9350 private int mFlags; 9351 }; 9352 9353 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9354 new Comparator<ResolveInfo>() { 9355 public int compare(ResolveInfo r1, ResolveInfo r2) { 9356 int v1 = r1.priority; 9357 int v2 = r2.priority; 9358 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9359 if (v1 != v2) { 9360 return (v1 > v2) ? -1 : 1; 9361 } 9362 v1 = r1.preferredOrder; 9363 v2 = r2.preferredOrder; 9364 if (v1 != v2) { 9365 return (v1 > v2) ? -1 : 1; 9366 } 9367 if (r1.isDefault != r2.isDefault) { 9368 return r1.isDefault ? -1 : 1; 9369 } 9370 v1 = r1.match; 9371 v2 = r2.match; 9372 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9373 if (v1 != v2) { 9374 return (v1 > v2) ? -1 : 1; 9375 } 9376 if (r1.system != r2.system) { 9377 return r1.system ? -1 : 1; 9378 } 9379 return 0; 9380 } 9381 }; 9382 9383 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9384 new Comparator<ProviderInfo>() { 9385 public int compare(ProviderInfo p1, ProviderInfo p2) { 9386 final int v1 = p1.initOrder; 9387 final int v2 = p2.initOrder; 9388 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9389 } 9390 }; 9391 9392 final void sendPackageBroadcast(final String action, final String pkg, 9393 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9394 final int[] userIds) { 9395 mHandler.post(new Runnable() { 9396 @Override 9397 public void run() { 9398 try { 9399 final IActivityManager am = ActivityManagerNative.getDefault(); 9400 if (am == null) return; 9401 final int[] resolvedUserIds; 9402 if (userIds == null) { 9403 resolvedUserIds = am.getRunningUserIds(); 9404 } else { 9405 resolvedUserIds = userIds; 9406 } 9407 for (int id : resolvedUserIds) { 9408 final Intent intent = new Intent(action, 9409 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9410 if (extras != null) { 9411 intent.putExtras(extras); 9412 } 9413 if (targetPkg != null) { 9414 intent.setPackage(targetPkg); 9415 } 9416 // Modify the UID when posting to other users 9417 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9418 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9419 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9420 intent.putExtra(Intent.EXTRA_UID, uid); 9421 } 9422 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9423 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9424 if (DEBUG_BROADCASTS) { 9425 RuntimeException here = new RuntimeException("here"); 9426 here.fillInStackTrace(); 9427 Slog.d(TAG, "Sending to user " + id + ": " 9428 + intent.toShortString(false, true, false, false) 9429 + " " + intent.getExtras(), here); 9430 } 9431 am.broadcastIntent(null, intent, null, finishedReceiver, 9432 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9433 null, finishedReceiver != null, false, id); 9434 } 9435 } catch (RemoteException ex) { 9436 } 9437 } 9438 }); 9439 } 9440 9441 /** 9442 * Check if the external storage media is available. This is true if there 9443 * is a mounted external storage medium or if the external storage is 9444 * emulated. 9445 */ 9446 private boolean isExternalMediaAvailable() { 9447 return mMediaMounted || Environment.isExternalStorageEmulated(); 9448 } 9449 9450 @Override 9451 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9452 // writer 9453 synchronized (mPackages) { 9454 if (!isExternalMediaAvailable()) { 9455 // If the external storage is no longer mounted at this point, 9456 // the caller may not have been able to delete all of this 9457 // packages files and can not delete any more. Bail. 9458 return null; 9459 } 9460 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9461 if (lastPackage != null) { 9462 pkgs.remove(lastPackage); 9463 } 9464 if (pkgs.size() > 0) { 9465 return pkgs.get(0); 9466 } 9467 } 9468 return null; 9469 } 9470 9471 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9472 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9473 userId, andCode ? 1 : 0, packageName); 9474 if (mSystemReady) { 9475 msg.sendToTarget(); 9476 } else { 9477 if (mPostSystemReadyMessages == null) { 9478 mPostSystemReadyMessages = new ArrayList<>(); 9479 } 9480 mPostSystemReadyMessages.add(msg); 9481 } 9482 } 9483 9484 void startCleaningPackages() { 9485 // reader 9486 synchronized (mPackages) { 9487 if (!isExternalMediaAvailable()) { 9488 return; 9489 } 9490 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9491 return; 9492 } 9493 } 9494 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9495 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9496 IActivityManager am = ActivityManagerNative.getDefault(); 9497 if (am != null) { 9498 try { 9499 am.startService(null, intent, null, mContext.getOpPackageName(), 9500 UserHandle.USER_OWNER); 9501 } catch (RemoteException e) { 9502 } 9503 } 9504 } 9505 9506 @Override 9507 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9508 int installFlags, String installerPackageName, VerificationParams verificationParams, 9509 String packageAbiOverride) { 9510 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9511 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9512 } 9513 9514 @Override 9515 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9516 int installFlags, String installerPackageName, VerificationParams verificationParams, 9517 String packageAbiOverride, int userId) { 9518 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9519 9520 final int callingUid = Binder.getCallingUid(); 9521 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9522 9523 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9524 try { 9525 if (observer != null) { 9526 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9527 } 9528 } catch (RemoteException re) { 9529 } 9530 return; 9531 } 9532 9533 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9534 installFlags |= PackageManager.INSTALL_FROM_ADB; 9535 9536 } else { 9537 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9538 // about installerPackageName. 9539 9540 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9541 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9542 } 9543 9544 UserHandle user; 9545 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9546 user = UserHandle.ALL; 9547 } else { 9548 user = new UserHandle(userId); 9549 } 9550 9551 // Only system components can circumvent runtime permissions when installing. 9552 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9553 && mContext.checkCallingOrSelfPermission(Manifest.permission 9554 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9555 throw new SecurityException("You need the " 9556 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9557 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9558 } 9559 9560 verificationParams.setInstallerUid(callingUid); 9561 9562 final File originFile = new File(originPath); 9563 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9564 9565 final Message msg = mHandler.obtainMessage(INIT_COPY); 9566 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9567 null, verificationParams, user, packageAbiOverride, null); 9568 mHandler.sendMessage(msg); 9569 } 9570 9571 void installStage(String packageName, File stagedDir, String stagedCid, 9572 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9573 String installerPackageName, int installerUid, UserHandle user) { 9574 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9575 params.referrerUri, installerUid, null); 9576 verifParams.setInstallerUid(installerUid); 9577 9578 final OriginInfo origin; 9579 if (stagedDir != null) { 9580 origin = OriginInfo.fromStagedFile(stagedDir); 9581 } else { 9582 origin = OriginInfo.fromStagedContainer(stagedCid); 9583 } 9584 9585 final Message msg = mHandler.obtainMessage(INIT_COPY); 9586 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9587 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9588 params.grantedRuntimePermissions); 9589 mHandler.sendMessage(msg); 9590 } 9591 9592 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9593 Bundle extras = new Bundle(1); 9594 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9595 9596 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9597 packageName, extras, null, null, new int[] {userId}); 9598 try { 9599 IActivityManager am = ActivityManagerNative.getDefault(); 9600 final boolean isSystem = 9601 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9602 if (isSystem && am.isUserRunning(userId, false)) { 9603 // The just-installed/enabled app is bundled on the system, so presumed 9604 // to be able to run automatically without needing an explicit launch. 9605 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9606 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9607 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9608 .setPackage(packageName); 9609 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9610 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9611 } 9612 } catch (RemoteException e) { 9613 // shouldn't happen 9614 Slog.w(TAG, "Unable to bootstrap installed package", e); 9615 } 9616 } 9617 9618 @Override 9619 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9620 int userId) { 9621 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9622 PackageSetting pkgSetting; 9623 final int uid = Binder.getCallingUid(); 9624 enforceCrossUserPermission(uid, userId, true, true, 9625 "setApplicationHiddenSetting for user " + userId); 9626 9627 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9628 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9629 return false; 9630 } 9631 9632 long callingId = Binder.clearCallingIdentity(); 9633 try { 9634 boolean sendAdded = false; 9635 boolean sendRemoved = false; 9636 // writer 9637 synchronized (mPackages) { 9638 pkgSetting = mSettings.mPackages.get(packageName); 9639 if (pkgSetting == null) { 9640 return false; 9641 } 9642 if (pkgSetting.getHidden(userId) != hidden) { 9643 pkgSetting.setHidden(hidden, userId); 9644 mSettings.writePackageRestrictionsLPr(userId); 9645 if (hidden) { 9646 sendRemoved = true; 9647 } else { 9648 sendAdded = true; 9649 } 9650 } 9651 } 9652 if (sendAdded) { 9653 sendPackageAddedForUser(packageName, pkgSetting, userId); 9654 return true; 9655 } 9656 if (sendRemoved) { 9657 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9658 "hiding pkg"); 9659 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9660 return true; 9661 } 9662 } finally { 9663 Binder.restoreCallingIdentity(callingId); 9664 } 9665 return false; 9666 } 9667 9668 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9669 int userId) { 9670 final PackageRemovedInfo info = new PackageRemovedInfo(); 9671 info.removedPackage = packageName; 9672 info.removedUsers = new int[] {userId}; 9673 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9674 info.sendBroadcast(false, false, false); 9675 } 9676 9677 /** 9678 * Returns true if application is not found or there was an error. Otherwise it returns 9679 * the hidden state of the package for the given user. 9680 */ 9681 @Override 9682 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9683 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9684 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9685 false, "getApplicationHidden for user " + userId); 9686 PackageSetting pkgSetting; 9687 long callingId = Binder.clearCallingIdentity(); 9688 try { 9689 // writer 9690 synchronized (mPackages) { 9691 pkgSetting = mSettings.mPackages.get(packageName); 9692 if (pkgSetting == null) { 9693 return true; 9694 } 9695 return pkgSetting.getHidden(userId); 9696 } 9697 } finally { 9698 Binder.restoreCallingIdentity(callingId); 9699 } 9700 } 9701 9702 /** 9703 * @hide 9704 */ 9705 @Override 9706 public int installExistingPackageAsUser(String packageName, int userId) { 9707 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9708 null); 9709 PackageSetting pkgSetting; 9710 final int uid = Binder.getCallingUid(); 9711 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9712 + userId); 9713 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9714 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9715 } 9716 9717 long callingId = Binder.clearCallingIdentity(); 9718 try { 9719 boolean sendAdded = false; 9720 9721 // writer 9722 synchronized (mPackages) { 9723 pkgSetting = mSettings.mPackages.get(packageName); 9724 if (pkgSetting == null) { 9725 return PackageManager.INSTALL_FAILED_INVALID_URI; 9726 } 9727 if (!pkgSetting.getInstalled(userId)) { 9728 pkgSetting.setInstalled(true, userId); 9729 pkgSetting.setHidden(false, userId); 9730 mSettings.writePackageRestrictionsLPr(userId); 9731 sendAdded = true; 9732 } 9733 } 9734 9735 if (sendAdded) { 9736 sendPackageAddedForUser(packageName, pkgSetting, userId); 9737 } 9738 } finally { 9739 Binder.restoreCallingIdentity(callingId); 9740 } 9741 9742 return PackageManager.INSTALL_SUCCEEDED; 9743 } 9744 9745 boolean isUserRestricted(int userId, String restrictionKey) { 9746 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9747 if (restrictions.getBoolean(restrictionKey, false)) { 9748 Log.w(TAG, "User is restricted: " + restrictionKey); 9749 return true; 9750 } 9751 return false; 9752 } 9753 9754 @Override 9755 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9756 mContext.enforceCallingOrSelfPermission( 9757 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9758 "Only package verification agents can verify applications"); 9759 9760 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9761 final PackageVerificationResponse response = new PackageVerificationResponse( 9762 verificationCode, Binder.getCallingUid()); 9763 msg.arg1 = id; 9764 msg.obj = response; 9765 mHandler.sendMessage(msg); 9766 } 9767 9768 @Override 9769 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9770 long millisecondsToDelay) { 9771 mContext.enforceCallingOrSelfPermission( 9772 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9773 "Only package verification agents can extend verification timeouts"); 9774 9775 final PackageVerificationState state = mPendingVerification.get(id); 9776 final PackageVerificationResponse response = new PackageVerificationResponse( 9777 verificationCodeAtTimeout, Binder.getCallingUid()); 9778 9779 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9780 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9781 } 9782 if (millisecondsToDelay < 0) { 9783 millisecondsToDelay = 0; 9784 } 9785 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9786 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9787 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9788 } 9789 9790 if ((state != null) && !state.timeoutExtended()) { 9791 state.extendTimeout(); 9792 9793 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9794 msg.arg1 = id; 9795 msg.obj = response; 9796 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9797 } 9798 } 9799 9800 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9801 int verificationCode, UserHandle user) { 9802 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9803 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9804 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9805 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9806 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9807 9808 mContext.sendBroadcastAsUser(intent, user, 9809 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9810 } 9811 9812 private ComponentName matchComponentForVerifier(String packageName, 9813 List<ResolveInfo> receivers) { 9814 ActivityInfo targetReceiver = null; 9815 9816 final int NR = receivers.size(); 9817 for (int i = 0; i < NR; i++) { 9818 final ResolveInfo info = receivers.get(i); 9819 if (info.activityInfo == null) { 9820 continue; 9821 } 9822 9823 if (packageName.equals(info.activityInfo.packageName)) { 9824 targetReceiver = info.activityInfo; 9825 break; 9826 } 9827 } 9828 9829 if (targetReceiver == null) { 9830 return null; 9831 } 9832 9833 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9834 } 9835 9836 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9837 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9838 if (pkgInfo.verifiers.length == 0) { 9839 return null; 9840 } 9841 9842 final int N = pkgInfo.verifiers.length; 9843 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9844 for (int i = 0; i < N; i++) { 9845 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9846 9847 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9848 receivers); 9849 if (comp == null) { 9850 continue; 9851 } 9852 9853 final int verifierUid = getUidForVerifier(verifierInfo); 9854 if (verifierUid == -1) { 9855 continue; 9856 } 9857 9858 if (DEBUG_VERIFY) { 9859 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9860 + " with the correct signature"); 9861 } 9862 sufficientVerifiers.add(comp); 9863 verificationState.addSufficientVerifier(verifierUid); 9864 } 9865 9866 return sufficientVerifiers; 9867 } 9868 9869 private int getUidForVerifier(VerifierInfo verifierInfo) { 9870 synchronized (mPackages) { 9871 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9872 if (pkg == null) { 9873 return -1; 9874 } else if (pkg.mSignatures.length != 1) { 9875 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9876 + " has more than one signature; ignoring"); 9877 return -1; 9878 } 9879 9880 /* 9881 * If the public key of the package's signature does not match 9882 * our expected public key, then this is a different package and 9883 * we should skip. 9884 */ 9885 9886 final byte[] expectedPublicKey; 9887 try { 9888 final Signature verifierSig = pkg.mSignatures[0]; 9889 final PublicKey publicKey = verifierSig.getPublicKey(); 9890 expectedPublicKey = publicKey.getEncoded(); 9891 } catch (CertificateException e) { 9892 return -1; 9893 } 9894 9895 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9896 9897 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9898 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9899 + " does not have the expected public key; ignoring"); 9900 return -1; 9901 } 9902 9903 return pkg.applicationInfo.uid; 9904 } 9905 } 9906 9907 @Override 9908 public void finishPackageInstall(int token) { 9909 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9910 9911 if (DEBUG_INSTALL) { 9912 Slog.v(TAG, "BM finishing package install for " + token); 9913 } 9914 9915 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9916 mHandler.sendMessage(msg); 9917 } 9918 9919 /** 9920 * Get the verification agent timeout. 9921 * 9922 * @return verification timeout in milliseconds 9923 */ 9924 private long getVerificationTimeout() { 9925 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9926 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9927 DEFAULT_VERIFICATION_TIMEOUT); 9928 } 9929 9930 /** 9931 * Get the default verification agent response code. 9932 * 9933 * @return default verification response code 9934 */ 9935 private int getDefaultVerificationResponse() { 9936 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9937 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9938 DEFAULT_VERIFICATION_RESPONSE); 9939 } 9940 9941 /** 9942 * Check whether or not package verification has been enabled. 9943 * 9944 * @return true if verification should be performed 9945 */ 9946 private boolean isVerificationEnabled(int userId, int installFlags) { 9947 if (!DEFAULT_VERIFY_ENABLE) { 9948 return false; 9949 } 9950 9951 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9952 9953 // Check if installing from ADB 9954 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9955 // Do not run verification in a test harness environment 9956 if (ActivityManager.isRunningInTestHarness()) { 9957 return false; 9958 } 9959 if (ensureVerifyAppsEnabled) { 9960 return true; 9961 } 9962 // Check if the developer does not want package verification for ADB installs 9963 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9964 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9965 return false; 9966 } 9967 } 9968 9969 if (ensureVerifyAppsEnabled) { 9970 return true; 9971 } 9972 9973 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9974 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9975 } 9976 9977 @Override 9978 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9979 throws RemoteException { 9980 mContext.enforceCallingOrSelfPermission( 9981 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9982 "Only intentfilter verification agents can verify applications"); 9983 9984 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9985 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9986 Binder.getCallingUid(), verificationCode, failedDomains); 9987 msg.arg1 = id; 9988 msg.obj = response; 9989 mHandler.sendMessage(msg); 9990 } 9991 9992 @Override 9993 public int getIntentVerificationStatus(String packageName, int userId) { 9994 synchronized (mPackages) { 9995 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9996 } 9997 } 9998 9999 @Override 10000 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10001 mContext.enforceCallingOrSelfPermission( 10002 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10003 10004 boolean result = false; 10005 synchronized (mPackages) { 10006 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10007 } 10008 if (result) { 10009 scheduleWritePackageRestrictionsLocked(userId); 10010 } 10011 return result; 10012 } 10013 10014 @Override 10015 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10016 synchronized (mPackages) { 10017 return mSettings.getIntentFilterVerificationsLPr(packageName); 10018 } 10019 } 10020 10021 @Override 10022 public List<IntentFilter> getAllIntentFilters(String packageName) { 10023 if (TextUtils.isEmpty(packageName)) { 10024 return Collections.<IntentFilter>emptyList(); 10025 } 10026 synchronized (mPackages) { 10027 PackageParser.Package pkg = mPackages.get(packageName); 10028 if (pkg == null || pkg.activities == null) { 10029 return Collections.<IntentFilter>emptyList(); 10030 } 10031 final int count = pkg.activities.size(); 10032 ArrayList<IntentFilter> result = new ArrayList<>(); 10033 for (int n=0; n<count; n++) { 10034 PackageParser.Activity activity = pkg.activities.get(n); 10035 if (activity.intents != null || activity.intents.size() > 0) { 10036 result.addAll(activity.intents); 10037 } 10038 } 10039 return result; 10040 } 10041 } 10042 10043 @Override 10044 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10045 mContext.enforceCallingOrSelfPermission( 10046 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10047 10048 synchronized (mPackages) { 10049 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10050 if (packageName != null) { 10051 result |= updateIntentVerificationStatus(packageName, 10052 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10053 userId); 10054 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10055 packageName, userId); 10056 } 10057 return result; 10058 } 10059 } 10060 10061 @Override 10062 public String getDefaultBrowserPackageName(int userId) { 10063 synchronized (mPackages) { 10064 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10065 } 10066 } 10067 10068 /** 10069 * Get the "allow unknown sources" setting. 10070 * 10071 * @return the current "allow unknown sources" setting 10072 */ 10073 private int getUnknownSourcesSettings() { 10074 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10075 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10076 -1); 10077 } 10078 10079 @Override 10080 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10081 final int uid = Binder.getCallingUid(); 10082 // writer 10083 synchronized (mPackages) { 10084 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10085 if (targetPackageSetting == null) { 10086 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10087 } 10088 10089 PackageSetting installerPackageSetting; 10090 if (installerPackageName != null) { 10091 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10092 if (installerPackageSetting == null) { 10093 throw new IllegalArgumentException("Unknown installer package: " 10094 + installerPackageName); 10095 } 10096 } else { 10097 installerPackageSetting = null; 10098 } 10099 10100 Signature[] callerSignature; 10101 Object obj = mSettings.getUserIdLPr(uid); 10102 if (obj != null) { 10103 if (obj instanceof SharedUserSetting) { 10104 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10105 } else if (obj instanceof PackageSetting) { 10106 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10107 } else { 10108 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10109 } 10110 } else { 10111 throw new SecurityException("Unknown calling uid " + uid); 10112 } 10113 10114 // Verify: can't set installerPackageName to a package that is 10115 // not signed with the same cert as the caller. 10116 if (installerPackageSetting != null) { 10117 if (compareSignatures(callerSignature, 10118 installerPackageSetting.signatures.mSignatures) 10119 != PackageManager.SIGNATURE_MATCH) { 10120 throw new SecurityException( 10121 "Caller does not have same cert as new installer package " 10122 + installerPackageName); 10123 } 10124 } 10125 10126 // Verify: if target already has an installer package, it must 10127 // be signed with the same cert as the caller. 10128 if (targetPackageSetting.installerPackageName != null) { 10129 PackageSetting setting = mSettings.mPackages.get( 10130 targetPackageSetting.installerPackageName); 10131 // If the currently set package isn't valid, then it's always 10132 // okay to change it. 10133 if (setting != null) { 10134 if (compareSignatures(callerSignature, 10135 setting.signatures.mSignatures) 10136 != PackageManager.SIGNATURE_MATCH) { 10137 throw new SecurityException( 10138 "Caller does not have same cert as old installer package " 10139 + targetPackageSetting.installerPackageName); 10140 } 10141 } 10142 } 10143 10144 // Okay! 10145 targetPackageSetting.installerPackageName = installerPackageName; 10146 scheduleWriteSettingsLocked(); 10147 } 10148 } 10149 10150 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10151 // Queue up an async operation since the package installation may take a little while. 10152 mHandler.post(new Runnable() { 10153 public void run() { 10154 mHandler.removeCallbacks(this); 10155 // Result object to be returned 10156 PackageInstalledInfo res = new PackageInstalledInfo(); 10157 res.returnCode = currentStatus; 10158 res.uid = -1; 10159 res.pkg = null; 10160 res.removedInfo = new PackageRemovedInfo(); 10161 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10162 args.doPreInstall(res.returnCode); 10163 synchronized (mInstallLock) { 10164 installPackageLI(args, res); 10165 } 10166 args.doPostInstall(res.returnCode, res.uid); 10167 } 10168 10169 // A restore should be performed at this point if (a) the install 10170 // succeeded, (b) the operation is not an update, and (c) the new 10171 // package has not opted out of backup participation. 10172 final boolean update = res.removedInfo.removedPackage != null; 10173 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10174 boolean doRestore = !update 10175 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10176 10177 // Set up the post-install work request bookkeeping. This will be used 10178 // and cleaned up by the post-install event handling regardless of whether 10179 // there's a restore pass performed. Token values are >= 1. 10180 int token; 10181 if (mNextInstallToken < 0) mNextInstallToken = 1; 10182 token = mNextInstallToken++; 10183 10184 PostInstallData data = new PostInstallData(args, res); 10185 mRunningInstalls.put(token, data); 10186 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10187 10188 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10189 // Pass responsibility to the Backup Manager. It will perform a 10190 // restore if appropriate, then pass responsibility back to the 10191 // Package Manager to run the post-install observer callbacks 10192 // and broadcasts. 10193 IBackupManager bm = IBackupManager.Stub.asInterface( 10194 ServiceManager.getService(Context.BACKUP_SERVICE)); 10195 if (bm != null) { 10196 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10197 + " to BM for possible restore"); 10198 try { 10199 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10200 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10201 } else { 10202 doRestore = false; 10203 } 10204 } catch (RemoteException e) { 10205 // can't happen; the backup manager is local 10206 } catch (Exception e) { 10207 Slog.e(TAG, "Exception trying to enqueue restore", e); 10208 doRestore = false; 10209 } 10210 } else { 10211 Slog.e(TAG, "Backup Manager not found!"); 10212 doRestore = false; 10213 } 10214 } 10215 10216 if (!doRestore) { 10217 // No restore possible, or the Backup Manager was mysteriously not 10218 // available -- just fire the post-install work request directly. 10219 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10220 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10221 mHandler.sendMessage(msg); 10222 } 10223 } 10224 }); 10225 } 10226 10227 private abstract class HandlerParams { 10228 private static final int MAX_RETRIES = 4; 10229 10230 /** 10231 * Number of times startCopy() has been attempted and had a non-fatal 10232 * error. 10233 */ 10234 private int mRetries = 0; 10235 10236 /** User handle for the user requesting the information or installation. */ 10237 private final UserHandle mUser; 10238 10239 HandlerParams(UserHandle user) { 10240 mUser = user; 10241 } 10242 10243 UserHandle getUser() { 10244 return mUser; 10245 } 10246 10247 final boolean startCopy() { 10248 boolean res; 10249 try { 10250 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10251 10252 if (++mRetries > MAX_RETRIES) { 10253 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10254 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10255 handleServiceError(); 10256 return false; 10257 } else { 10258 handleStartCopy(); 10259 res = true; 10260 } 10261 } catch (RemoteException e) { 10262 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10263 mHandler.sendEmptyMessage(MCS_RECONNECT); 10264 res = false; 10265 } 10266 handleReturnCode(); 10267 return res; 10268 } 10269 10270 final void serviceError() { 10271 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10272 handleServiceError(); 10273 handleReturnCode(); 10274 } 10275 10276 abstract void handleStartCopy() throws RemoteException; 10277 abstract void handleServiceError(); 10278 abstract void handleReturnCode(); 10279 } 10280 10281 class MeasureParams extends HandlerParams { 10282 private final PackageStats mStats; 10283 private boolean mSuccess; 10284 10285 private final IPackageStatsObserver mObserver; 10286 10287 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10288 super(new UserHandle(stats.userHandle)); 10289 mObserver = observer; 10290 mStats = stats; 10291 } 10292 10293 @Override 10294 public String toString() { 10295 return "MeasureParams{" 10296 + Integer.toHexString(System.identityHashCode(this)) 10297 + " " + mStats.packageName + "}"; 10298 } 10299 10300 @Override 10301 void handleStartCopy() throws RemoteException { 10302 synchronized (mInstallLock) { 10303 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10304 } 10305 10306 if (mSuccess) { 10307 final boolean mounted; 10308 if (Environment.isExternalStorageEmulated()) { 10309 mounted = true; 10310 } else { 10311 final String status = Environment.getExternalStorageState(); 10312 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10313 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10314 } 10315 10316 if (mounted) { 10317 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10318 10319 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10320 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10321 10322 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10323 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10324 10325 // Always subtract cache size, since it's a subdirectory 10326 mStats.externalDataSize -= mStats.externalCacheSize; 10327 10328 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10329 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10330 10331 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10332 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10333 } 10334 } 10335 } 10336 10337 @Override 10338 void handleReturnCode() { 10339 if (mObserver != null) { 10340 try { 10341 mObserver.onGetStatsCompleted(mStats, mSuccess); 10342 } catch (RemoteException e) { 10343 Slog.i(TAG, "Observer no longer exists."); 10344 } 10345 } 10346 } 10347 10348 @Override 10349 void handleServiceError() { 10350 Slog.e(TAG, "Could not measure application " + mStats.packageName 10351 + " external storage"); 10352 } 10353 } 10354 10355 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10356 throws RemoteException { 10357 long result = 0; 10358 for (File path : paths) { 10359 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10360 } 10361 return result; 10362 } 10363 10364 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10365 for (File path : paths) { 10366 try { 10367 mcs.clearDirectory(path.getAbsolutePath()); 10368 } catch (RemoteException e) { 10369 } 10370 } 10371 } 10372 10373 static class OriginInfo { 10374 /** 10375 * Location where install is coming from, before it has been 10376 * copied/renamed into place. This could be a single monolithic APK 10377 * file, or a cluster directory. This location may be untrusted. 10378 */ 10379 final File file; 10380 final String cid; 10381 10382 /** 10383 * Flag indicating that {@link #file} or {@link #cid} has already been 10384 * staged, meaning downstream users don't need to defensively copy the 10385 * contents. 10386 */ 10387 final boolean staged; 10388 10389 /** 10390 * Flag indicating that {@link #file} or {@link #cid} is an already 10391 * installed app that is being moved. 10392 */ 10393 final boolean existing; 10394 10395 final String resolvedPath; 10396 final File resolvedFile; 10397 10398 static OriginInfo fromNothing() { 10399 return new OriginInfo(null, null, false, false); 10400 } 10401 10402 static OriginInfo fromUntrustedFile(File file) { 10403 return new OriginInfo(file, null, false, false); 10404 } 10405 10406 static OriginInfo fromExistingFile(File file) { 10407 return new OriginInfo(file, null, false, true); 10408 } 10409 10410 static OriginInfo fromStagedFile(File file) { 10411 return new OriginInfo(file, null, true, false); 10412 } 10413 10414 static OriginInfo fromStagedContainer(String cid) { 10415 return new OriginInfo(null, cid, true, false); 10416 } 10417 10418 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10419 this.file = file; 10420 this.cid = cid; 10421 this.staged = staged; 10422 this.existing = existing; 10423 10424 if (cid != null) { 10425 resolvedPath = PackageHelper.getSdDir(cid); 10426 resolvedFile = new File(resolvedPath); 10427 } else if (file != null) { 10428 resolvedPath = file.getAbsolutePath(); 10429 resolvedFile = file; 10430 } else { 10431 resolvedPath = null; 10432 resolvedFile = null; 10433 } 10434 } 10435 } 10436 10437 class MoveInfo { 10438 final int moveId; 10439 final String fromUuid; 10440 final String toUuid; 10441 final String packageName; 10442 final String dataAppName; 10443 final int appId; 10444 final String seinfo; 10445 10446 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10447 String dataAppName, int appId, String seinfo) { 10448 this.moveId = moveId; 10449 this.fromUuid = fromUuid; 10450 this.toUuid = toUuid; 10451 this.packageName = packageName; 10452 this.dataAppName = dataAppName; 10453 this.appId = appId; 10454 this.seinfo = seinfo; 10455 } 10456 } 10457 10458 class InstallParams extends HandlerParams { 10459 final OriginInfo origin; 10460 final MoveInfo move; 10461 final IPackageInstallObserver2 observer; 10462 int installFlags; 10463 final String installerPackageName; 10464 final String volumeUuid; 10465 final VerificationParams verificationParams; 10466 private InstallArgs mArgs; 10467 private int mRet; 10468 final String packageAbiOverride; 10469 final String[] grantedRuntimePermissions; 10470 10471 10472 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10473 int installFlags, String installerPackageName, String volumeUuid, 10474 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10475 String[] grantedPermissions) { 10476 super(user); 10477 this.origin = origin; 10478 this.move = move; 10479 this.observer = observer; 10480 this.installFlags = installFlags; 10481 this.installerPackageName = installerPackageName; 10482 this.volumeUuid = volumeUuid; 10483 this.verificationParams = verificationParams; 10484 this.packageAbiOverride = packageAbiOverride; 10485 this.grantedRuntimePermissions = grantedPermissions; 10486 } 10487 10488 @Override 10489 public String toString() { 10490 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10491 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10492 } 10493 10494 public ManifestDigest getManifestDigest() { 10495 if (verificationParams == null) { 10496 return null; 10497 } 10498 return verificationParams.getManifestDigest(); 10499 } 10500 10501 private int installLocationPolicy(PackageInfoLite pkgLite) { 10502 String packageName = pkgLite.packageName; 10503 int installLocation = pkgLite.installLocation; 10504 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10505 // reader 10506 synchronized (mPackages) { 10507 PackageParser.Package pkg = mPackages.get(packageName); 10508 if (pkg != null) { 10509 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10510 // Check for downgrading. 10511 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10512 try { 10513 checkDowngrade(pkg, pkgLite); 10514 } catch (PackageManagerException e) { 10515 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10516 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10517 } 10518 } 10519 // Check for updated system application. 10520 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10521 if (onSd) { 10522 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10523 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10524 } 10525 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10526 } else { 10527 if (onSd) { 10528 // Install flag overrides everything. 10529 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10530 } 10531 // If current upgrade specifies particular preference 10532 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10533 // Application explicitly specified internal. 10534 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10535 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10536 // App explictly prefers external. Let policy decide 10537 } else { 10538 // Prefer previous location 10539 if (isExternal(pkg)) { 10540 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10541 } 10542 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10543 } 10544 } 10545 } else { 10546 // Invalid install. Return error code 10547 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10548 } 10549 } 10550 } 10551 // All the special cases have been taken care of. 10552 // Return result based on recommended install location. 10553 if (onSd) { 10554 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10555 } 10556 return pkgLite.recommendedInstallLocation; 10557 } 10558 10559 /* 10560 * Invoke remote method to get package information and install 10561 * location values. Override install location based on default 10562 * policy if needed and then create install arguments based 10563 * on the install location. 10564 */ 10565 public void handleStartCopy() throws RemoteException { 10566 int ret = PackageManager.INSTALL_SUCCEEDED; 10567 10568 // If we're already staged, we've firmly committed to an install location 10569 if (origin.staged) { 10570 if (origin.file != null) { 10571 installFlags |= PackageManager.INSTALL_INTERNAL; 10572 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10573 } else if (origin.cid != null) { 10574 installFlags |= PackageManager.INSTALL_EXTERNAL; 10575 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10576 } else { 10577 throw new IllegalStateException("Invalid stage location"); 10578 } 10579 } 10580 10581 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10582 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10583 10584 PackageInfoLite pkgLite = null; 10585 10586 if (onInt && onSd) { 10587 // Check if both bits are set. 10588 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10589 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10590 } else { 10591 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10592 packageAbiOverride); 10593 10594 /* 10595 * If we have too little free space, try to free cache 10596 * before giving up. 10597 */ 10598 if (!origin.staged && pkgLite.recommendedInstallLocation 10599 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10600 // TODO: focus freeing disk space on the target device 10601 final StorageManager storage = StorageManager.from(mContext); 10602 final long lowThreshold = storage.getStorageLowBytes( 10603 Environment.getDataDirectory()); 10604 10605 final long sizeBytes = mContainerService.calculateInstalledSize( 10606 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10607 10608 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10609 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10610 installFlags, packageAbiOverride); 10611 } 10612 10613 /* 10614 * The cache free must have deleted the file we 10615 * downloaded to install. 10616 * 10617 * TODO: fix the "freeCache" call to not delete 10618 * the file we care about. 10619 */ 10620 if (pkgLite.recommendedInstallLocation 10621 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10622 pkgLite.recommendedInstallLocation 10623 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10624 } 10625 } 10626 } 10627 10628 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10629 int loc = pkgLite.recommendedInstallLocation; 10630 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10631 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10632 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10633 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10634 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10635 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10636 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10637 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10638 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10639 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10640 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10641 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10642 } else { 10643 // Override with defaults if needed. 10644 loc = installLocationPolicy(pkgLite); 10645 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10646 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10647 } else if (!onSd && !onInt) { 10648 // Override install location with flags 10649 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10650 // Set the flag to install on external media. 10651 installFlags |= PackageManager.INSTALL_EXTERNAL; 10652 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10653 } else { 10654 // Make sure the flag for installing on external 10655 // media is unset 10656 installFlags |= PackageManager.INSTALL_INTERNAL; 10657 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10658 } 10659 } 10660 } 10661 } 10662 10663 final InstallArgs args = createInstallArgs(this); 10664 mArgs = args; 10665 10666 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10667 /* 10668 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10669 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10670 */ 10671 int userIdentifier = getUser().getIdentifier(); 10672 if (userIdentifier == UserHandle.USER_ALL 10673 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10674 userIdentifier = UserHandle.USER_OWNER; 10675 } 10676 10677 /* 10678 * Determine if we have any installed package verifiers. If we 10679 * do, then we'll defer to them to verify the packages. 10680 */ 10681 final int requiredUid = mRequiredVerifierPackage == null ? -1 10682 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10683 if (!origin.existing && requiredUid != -1 10684 && isVerificationEnabled(userIdentifier, installFlags)) { 10685 final Intent verification = new Intent( 10686 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10687 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10688 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10689 PACKAGE_MIME_TYPE); 10690 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10691 10692 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10693 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10694 0 /* TODO: Which userId? */); 10695 10696 if (DEBUG_VERIFY) { 10697 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10698 + verification.toString() + " with " + pkgLite.verifiers.length 10699 + " optional verifiers"); 10700 } 10701 10702 final int verificationId = mPendingVerificationToken++; 10703 10704 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10705 10706 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10707 installerPackageName); 10708 10709 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10710 installFlags); 10711 10712 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10713 pkgLite.packageName); 10714 10715 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10716 pkgLite.versionCode); 10717 10718 if (verificationParams != null) { 10719 if (verificationParams.getVerificationURI() != null) { 10720 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10721 verificationParams.getVerificationURI()); 10722 } 10723 if (verificationParams.getOriginatingURI() != null) { 10724 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10725 verificationParams.getOriginatingURI()); 10726 } 10727 if (verificationParams.getReferrer() != null) { 10728 verification.putExtra(Intent.EXTRA_REFERRER, 10729 verificationParams.getReferrer()); 10730 } 10731 if (verificationParams.getOriginatingUid() >= 0) { 10732 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10733 verificationParams.getOriginatingUid()); 10734 } 10735 if (verificationParams.getInstallerUid() >= 0) { 10736 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10737 verificationParams.getInstallerUid()); 10738 } 10739 } 10740 10741 final PackageVerificationState verificationState = new PackageVerificationState( 10742 requiredUid, args); 10743 10744 mPendingVerification.append(verificationId, verificationState); 10745 10746 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10747 receivers, verificationState); 10748 10749 // Apps installed for "all" users use the device owner to verify the app 10750 UserHandle verifierUser = getUser(); 10751 if (verifierUser == UserHandle.ALL) { 10752 verifierUser = UserHandle.OWNER; 10753 } 10754 10755 /* 10756 * If any sufficient verifiers were listed in the package 10757 * manifest, attempt to ask them. 10758 */ 10759 if (sufficientVerifiers != null) { 10760 final int N = sufficientVerifiers.size(); 10761 if (N == 0) { 10762 Slog.i(TAG, "Additional verifiers required, but none installed."); 10763 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10764 } else { 10765 for (int i = 0; i < N; i++) { 10766 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10767 10768 final Intent sufficientIntent = new Intent(verification); 10769 sufficientIntent.setComponent(verifierComponent); 10770 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10771 } 10772 } 10773 } 10774 10775 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10776 mRequiredVerifierPackage, receivers); 10777 if (ret == PackageManager.INSTALL_SUCCEEDED 10778 && mRequiredVerifierPackage != null) { 10779 /* 10780 * Send the intent to the required verification agent, 10781 * but only start the verification timeout after the 10782 * target BroadcastReceivers have run. 10783 */ 10784 verification.setComponent(requiredVerifierComponent); 10785 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10786 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10787 new BroadcastReceiver() { 10788 @Override 10789 public void onReceive(Context context, Intent intent) { 10790 final Message msg = mHandler 10791 .obtainMessage(CHECK_PENDING_VERIFICATION); 10792 msg.arg1 = verificationId; 10793 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10794 } 10795 }, null, 0, null, null); 10796 10797 /* 10798 * We don't want the copy to proceed until verification 10799 * succeeds, so null out this field. 10800 */ 10801 mArgs = null; 10802 } 10803 } else { 10804 /* 10805 * No package verification is enabled, so immediately start 10806 * the remote call to initiate copy using temporary file. 10807 */ 10808 ret = args.copyApk(mContainerService, true); 10809 } 10810 } 10811 10812 mRet = ret; 10813 } 10814 10815 @Override 10816 void handleReturnCode() { 10817 // If mArgs is null, then MCS couldn't be reached. When it 10818 // reconnects, it will try again to install. At that point, this 10819 // will succeed. 10820 if (mArgs != null) { 10821 processPendingInstall(mArgs, mRet); 10822 } 10823 } 10824 10825 @Override 10826 void handleServiceError() { 10827 mArgs = createInstallArgs(this); 10828 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10829 } 10830 10831 public boolean isForwardLocked() { 10832 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10833 } 10834 } 10835 10836 /** 10837 * Used during creation of InstallArgs 10838 * 10839 * @param installFlags package installation flags 10840 * @return true if should be installed on external storage 10841 */ 10842 private static boolean installOnExternalAsec(int installFlags) { 10843 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10844 return false; 10845 } 10846 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10847 return true; 10848 } 10849 return false; 10850 } 10851 10852 /** 10853 * Used during creation of InstallArgs 10854 * 10855 * @param installFlags package installation flags 10856 * @return true if should be installed as forward locked 10857 */ 10858 private static boolean installForwardLocked(int installFlags) { 10859 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10860 } 10861 10862 private InstallArgs createInstallArgs(InstallParams params) { 10863 if (params.move != null) { 10864 return new MoveInstallArgs(params); 10865 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10866 return new AsecInstallArgs(params); 10867 } else { 10868 return new FileInstallArgs(params); 10869 } 10870 } 10871 10872 /** 10873 * Create args that describe an existing installed package. Typically used 10874 * when cleaning up old installs, or used as a move source. 10875 */ 10876 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10877 String resourcePath, String[] instructionSets) { 10878 final boolean isInAsec; 10879 if (installOnExternalAsec(installFlags)) { 10880 /* Apps on SD card are always in ASEC containers. */ 10881 isInAsec = true; 10882 } else if (installForwardLocked(installFlags) 10883 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10884 /* 10885 * Forward-locked apps are only in ASEC containers if they're the 10886 * new style 10887 */ 10888 isInAsec = true; 10889 } else { 10890 isInAsec = false; 10891 } 10892 10893 if (isInAsec) { 10894 return new AsecInstallArgs(codePath, instructionSets, 10895 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10896 } else { 10897 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10898 } 10899 } 10900 10901 static abstract class InstallArgs { 10902 /** @see InstallParams#origin */ 10903 final OriginInfo origin; 10904 /** @see InstallParams#move */ 10905 final MoveInfo move; 10906 10907 final IPackageInstallObserver2 observer; 10908 // Always refers to PackageManager flags only 10909 final int installFlags; 10910 final String installerPackageName; 10911 final String volumeUuid; 10912 final ManifestDigest manifestDigest; 10913 final UserHandle user; 10914 final String abiOverride; 10915 final String[] installGrantPermissions; 10916 10917 // The list of instruction sets supported by this app. This is currently 10918 // only used during the rmdex() phase to clean up resources. We can get rid of this 10919 // if we move dex files under the common app path. 10920 /* nullable */ String[] instructionSets; 10921 10922 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10923 int installFlags, String installerPackageName, String volumeUuid, 10924 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10925 String abiOverride, String[] installGrantPermissions) { 10926 this.origin = origin; 10927 this.move = move; 10928 this.installFlags = installFlags; 10929 this.observer = observer; 10930 this.installerPackageName = installerPackageName; 10931 this.volumeUuid = volumeUuid; 10932 this.manifestDigest = manifestDigest; 10933 this.user = user; 10934 this.instructionSets = instructionSets; 10935 this.abiOverride = abiOverride; 10936 this.installGrantPermissions = installGrantPermissions; 10937 } 10938 10939 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10940 abstract int doPreInstall(int status); 10941 10942 /** 10943 * Rename package into final resting place. All paths on the given 10944 * scanned package should be updated to reflect the rename. 10945 */ 10946 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10947 abstract int doPostInstall(int status, int uid); 10948 10949 /** @see PackageSettingBase#codePathString */ 10950 abstract String getCodePath(); 10951 /** @see PackageSettingBase#resourcePathString */ 10952 abstract String getResourcePath(); 10953 10954 // Need installer lock especially for dex file removal. 10955 abstract void cleanUpResourcesLI(); 10956 abstract boolean doPostDeleteLI(boolean delete); 10957 10958 /** 10959 * Called before the source arguments are copied. This is used mostly 10960 * for MoveParams when it needs to read the source file to put it in the 10961 * destination. 10962 */ 10963 int doPreCopy() { 10964 return PackageManager.INSTALL_SUCCEEDED; 10965 } 10966 10967 /** 10968 * Called after the source arguments are copied. This is used mostly for 10969 * MoveParams when it needs to read the source file to put it in the 10970 * destination. 10971 * 10972 * @return 10973 */ 10974 int doPostCopy(int uid) { 10975 return PackageManager.INSTALL_SUCCEEDED; 10976 } 10977 10978 protected boolean isFwdLocked() { 10979 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10980 } 10981 10982 protected boolean isExternalAsec() { 10983 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10984 } 10985 10986 UserHandle getUser() { 10987 return user; 10988 } 10989 } 10990 10991 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10992 if (!allCodePaths.isEmpty()) { 10993 if (instructionSets == null) { 10994 throw new IllegalStateException("instructionSet == null"); 10995 } 10996 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10997 for (String codePath : allCodePaths) { 10998 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10999 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11000 if (retCode < 0) { 11001 Slog.w(TAG, "Couldn't remove dex file for package: " 11002 + " at location " + codePath + ", retcode=" + retCode); 11003 // we don't consider this to be a failure of the core package deletion 11004 } 11005 } 11006 } 11007 } 11008 } 11009 11010 /** 11011 * Logic to handle installation of non-ASEC applications, including copying 11012 * and renaming logic. 11013 */ 11014 class FileInstallArgs extends InstallArgs { 11015 private File codeFile; 11016 private File resourceFile; 11017 11018 // Example topology: 11019 // /data/app/com.example/base.apk 11020 // /data/app/com.example/split_foo.apk 11021 // /data/app/com.example/lib/arm/libfoo.so 11022 // /data/app/com.example/lib/arm64/libfoo.so 11023 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11024 11025 /** New install */ 11026 FileInstallArgs(InstallParams params) { 11027 super(params.origin, params.move, params.observer, params.installFlags, 11028 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11029 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11030 params.grantedRuntimePermissions); 11031 if (isFwdLocked()) { 11032 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11033 } 11034 } 11035 11036 /** Existing install */ 11037 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11038 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11039 null, null); 11040 this.codeFile = (codePath != null) ? new File(codePath) : null; 11041 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11042 } 11043 11044 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11045 if (origin.staged) { 11046 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11047 codeFile = origin.file; 11048 resourceFile = origin.file; 11049 return PackageManager.INSTALL_SUCCEEDED; 11050 } 11051 11052 try { 11053 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11054 codeFile = tempDir; 11055 resourceFile = tempDir; 11056 } catch (IOException e) { 11057 Slog.w(TAG, "Failed to create copy file: " + e); 11058 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11059 } 11060 11061 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11062 @Override 11063 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11064 if (!FileUtils.isValidExtFilename(name)) { 11065 throw new IllegalArgumentException("Invalid filename: " + name); 11066 } 11067 try { 11068 final File file = new File(codeFile, name); 11069 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11070 O_RDWR | O_CREAT, 0644); 11071 Os.chmod(file.getAbsolutePath(), 0644); 11072 return new ParcelFileDescriptor(fd); 11073 } catch (ErrnoException e) { 11074 throw new RemoteException("Failed to open: " + e.getMessage()); 11075 } 11076 } 11077 }; 11078 11079 int ret = PackageManager.INSTALL_SUCCEEDED; 11080 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11081 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11082 Slog.e(TAG, "Failed to copy package"); 11083 return ret; 11084 } 11085 11086 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11087 NativeLibraryHelper.Handle handle = null; 11088 try { 11089 handle = NativeLibraryHelper.Handle.create(codeFile); 11090 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11091 abiOverride); 11092 } catch (IOException e) { 11093 Slog.e(TAG, "Copying native libraries failed", e); 11094 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11095 } finally { 11096 IoUtils.closeQuietly(handle); 11097 } 11098 11099 return ret; 11100 } 11101 11102 int doPreInstall(int status) { 11103 if (status != PackageManager.INSTALL_SUCCEEDED) { 11104 cleanUp(); 11105 } 11106 return status; 11107 } 11108 11109 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11110 if (status != PackageManager.INSTALL_SUCCEEDED) { 11111 cleanUp(); 11112 return false; 11113 } 11114 11115 final File targetDir = codeFile.getParentFile(); 11116 final File beforeCodeFile = codeFile; 11117 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11118 11119 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11120 try { 11121 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11122 } catch (ErrnoException e) { 11123 Slog.w(TAG, "Failed to rename", e); 11124 return false; 11125 } 11126 11127 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11128 Slog.w(TAG, "Failed to restorecon"); 11129 return false; 11130 } 11131 11132 // Reflect the rename internally 11133 codeFile = afterCodeFile; 11134 resourceFile = afterCodeFile; 11135 11136 // Reflect the rename in scanned details 11137 pkg.codePath = afterCodeFile.getAbsolutePath(); 11138 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11139 pkg.baseCodePath); 11140 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11141 pkg.splitCodePaths); 11142 11143 // Reflect the rename in app info 11144 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11145 pkg.applicationInfo.setCodePath(pkg.codePath); 11146 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11147 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11148 pkg.applicationInfo.setResourcePath(pkg.codePath); 11149 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11150 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11151 11152 return true; 11153 } 11154 11155 int doPostInstall(int status, int uid) { 11156 if (status != PackageManager.INSTALL_SUCCEEDED) { 11157 cleanUp(); 11158 } 11159 return status; 11160 } 11161 11162 @Override 11163 String getCodePath() { 11164 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11165 } 11166 11167 @Override 11168 String getResourcePath() { 11169 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11170 } 11171 11172 private boolean cleanUp() { 11173 if (codeFile == null || !codeFile.exists()) { 11174 return false; 11175 } 11176 11177 if (codeFile.isDirectory()) { 11178 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11179 } else { 11180 codeFile.delete(); 11181 } 11182 11183 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11184 resourceFile.delete(); 11185 } 11186 11187 return true; 11188 } 11189 11190 void cleanUpResourcesLI() { 11191 // Try enumerating all code paths before deleting 11192 List<String> allCodePaths = Collections.EMPTY_LIST; 11193 if (codeFile != null && codeFile.exists()) { 11194 try { 11195 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11196 allCodePaths = pkg.getAllCodePaths(); 11197 } catch (PackageParserException e) { 11198 // Ignored; we tried our best 11199 } 11200 } 11201 11202 cleanUp(); 11203 removeDexFiles(allCodePaths, instructionSets); 11204 } 11205 11206 boolean doPostDeleteLI(boolean delete) { 11207 // XXX err, shouldn't we respect the delete flag? 11208 cleanUpResourcesLI(); 11209 return true; 11210 } 11211 } 11212 11213 private boolean isAsecExternal(String cid) { 11214 final String asecPath = PackageHelper.getSdFilesystem(cid); 11215 return !asecPath.startsWith(mAsecInternalPath); 11216 } 11217 11218 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11219 PackageManagerException { 11220 if (copyRet < 0) { 11221 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11222 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11223 throw new PackageManagerException(copyRet, message); 11224 } 11225 } 11226 } 11227 11228 /** 11229 * Extract the MountService "container ID" from the full code path of an 11230 * .apk. 11231 */ 11232 static String cidFromCodePath(String fullCodePath) { 11233 int eidx = fullCodePath.lastIndexOf("/"); 11234 String subStr1 = fullCodePath.substring(0, eidx); 11235 int sidx = subStr1.lastIndexOf("/"); 11236 return subStr1.substring(sidx+1, eidx); 11237 } 11238 11239 /** 11240 * Logic to handle installation of ASEC applications, including copying and 11241 * renaming logic. 11242 */ 11243 class AsecInstallArgs extends InstallArgs { 11244 static final String RES_FILE_NAME = "pkg.apk"; 11245 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11246 11247 String cid; 11248 String packagePath; 11249 String resourcePath; 11250 11251 /** New install */ 11252 AsecInstallArgs(InstallParams params) { 11253 super(params.origin, params.move, params.observer, params.installFlags, 11254 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11255 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11256 params.grantedRuntimePermissions); 11257 } 11258 11259 /** Existing install */ 11260 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11261 boolean isExternal, boolean isForwardLocked) { 11262 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11263 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11264 instructionSets, null, null); 11265 // Hackily pretend we're still looking at a full code path 11266 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11267 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11268 } 11269 11270 // Extract cid from fullCodePath 11271 int eidx = fullCodePath.lastIndexOf("/"); 11272 String subStr1 = fullCodePath.substring(0, eidx); 11273 int sidx = subStr1.lastIndexOf("/"); 11274 cid = subStr1.substring(sidx+1, eidx); 11275 setMountPath(subStr1); 11276 } 11277 11278 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11279 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11280 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11281 instructionSets, null, null); 11282 this.cid = cid; 11283 setMountPath(PackageHelper.getSdDir(cid)); 11284 } 11285 11286 void createCopyFile() { 11287 cid = mInstallerService.allocateExternalStageCidLegacy(); 11288 } 11289 11290 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11291 if (origin.staged) { 11292 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11293 cid = origin.cid; 11294 setMountPath(PackageHelper.getSdDir(cid)); 11295 return PackageManager.INSTALL_SUCCEEDED; 11296 } 11297 11298 if (temp) { 11299 createCopyFile(); 11300 } else { 11301 /* 11302 * Pre-emptively destroy the container since it's destroyed if 11303 * copying fails due to it existing anyway. 11304 */ 11305 PackageHelper.destroySdDir(cid); 11306 } 11307 11308 final String newMountPath = imcs.copyPackageToContainer( 11309 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11310 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11311 11312 if (newMountPath != null) { 11313 setMountPath(newMountPath); 11314 return PackageManager.INSTALL_SUCCEEDED; 11315 } else { 11316 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11317 } 11318 } 11319 11320 @Override 11321 String getCodePath() { 11322 return packagePath; 11323 } 11324 11325 @Override 11326 String getResourcePath() { 11327 return resourcePath; 11328 } 11329 11330 int doPreInstall(int status) { 11331 if (status != PackageManager.INSTALL_SUCCEEDED) { 11332 // Destroy container 11333 PackageHelper.destroySdDir(cid); 11334 } else { 11335 boolean mounted = PackageHelper.isContainerMounted(cid); 11336 if (!mounted) { 11337 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11338 Process.SYSTEM_UID); 11339 if (newMountPath != null) { 11340 setMountPath(newMountPath); 11341 } else { 11342 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11343 } 11344 } 11345 } 11346 return status; 11347 } 11348 11349 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11350 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11351 String newMountPath = null; 11352 if (PackageHelper.isContainerMounted(cid)) { 11353 // Unmount the container 11354 if (!PackageHelper.unMountSdDir(cid)) { 11355 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11356 return false; 11357 } 11358 } 11359 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11360 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11361 " which might be stale. Will try to clean up."); 11362 // Clean up the stale container and proceed to recreate. 11363 if (!PackageHelper.destroySdDir(newCacheId)) { 11364 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11365 return false; 11366 } 11367 // Successfully cleaned up stale container. Try to rename again. 11368 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11369 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11370 + " inspite of cleaning it up."); 11371 return false; 11372 } 11373 } 11374 if (!PackageHelper.isContainerMounted(newCacheId)) { 11375 Slog.w(TAG, "Mounting container " + newCacheId); 11376 newMountPath = PackageHelper.mountSdDir(newCacheId, 11377 getEncryptKey(), Process.SYSTEM_UID); 11378 } else { 11379 newMountPath = PackageHelper.getSdDir(newCacheId); 11380 } 11381 if (newMountPath == null) { 11382 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11383 return false; 11384 } 11385 Log.i(TAG, "Succesfully renamed " + cid + 11386 " to " + newCacheId + 11387 " at new path: " + newMountPath); 11388 cid = newCacheId; 11389 11390 final File beforeCodeFile = new File(packagePath); 11391 setMountPath(newMountPath); 11392 final File afterCodeFile = new File(packagePath); 11393 11394 // Reflect the rename in scanned details 11395 pkg.codePath = afterCodeFile.getAbsolutePath(); 11396 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11397 pkg.baseCodePath); 11398 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11399 pkg.splitCodePaths); 11400 11401 // Reflect the rename in app info 11402 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11403 pkg.applicationInfo.setCodePath(pkg.codePath); 11404 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11405 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11406 pkg.applicationInfo.setResourcePath(pkg.codePath); 11407 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11408 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11409 11410 return true; 11411 } 11412 11413 private void setMountPath(String mountPath) { 11414 final File mountFile = new File(mountPath); 11415 11416 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11417 if (monolithicFile.exists()) { 11418 packagePath = monolithicFile.getAbsolutePath(); 11419 if (isFwdLocked()) { 11420 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11421 } else { 11422 resourcePath = packagePath; 11423 } 11424 } else { 11425 packagePath = mountFile.getAbsolutePath(); 11426 resourcePath = packagePath; 11427 } 11428 } 11429 11430 int doPostInstall(int status, int uid) { 11431 if (status != PackageManager.INSTALL_SUCCEEDED) { 11432 cleanUp(); 11433 } else { 11434 final int groupOwner; 11435 final String protectedFile; 11436 if (isFwdLocked()) { 11437 groupOwner = UserHandle.getSharedAppGid(uid); 11438 protectedFile = RES_FILE_NAME; 11439 } else { 11440 groupOwner = -1; 11441 protectedFile = null; 11442 } 11443 11444 if (uid < Process.FIRST_APPLICATION_UID 11445 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11446 Slog.e(TAG, "Failed to finalize " + cid); 11447 PackageHelper.destroySdDir(cid); 11448 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11449 } 11450 11451 boolean mounted = PackageHelper.isContainerMounted(cid); 11452 if (!mounted) { 11453 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11454 } 11455 } 11456 return status; 11457 } 11458 11459 private void cleanUp() { 11460 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11461 11462 // Destroy secure container 11463 PackageHelper.destroySdDir(cid); 11464 } 11465 11466 private List<String> getAllCodePaths() { 11467 final File codeFile = new File(getCodePath()); 11468 if (codeFile != null && codeFile.exists()) { 11469 try { 11470 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11471 return pkg.getAllCodePaths(); 11472 } catch (PackageParserException e) { 11473 // Ignored; we tried our best 11474 } 11475 } 11476 return Collections.EMPTY_LIST; 11477 } 11478 11479 void cleanUpResourcesLI() { 11480 // Enumerate all code paths before deleting 11481 cleanUpResourcesLI(getAllCodePaths()); 11482 } 11483 11484 private void cleanUpResourcesLI(List<String> allCodePaths) { 11485 cleanUp(); 11486 removeDexFiles(allCodePaths, instructionSets); 11487 } 11488 11489 String getPackageName() { 11490 return getAsecPackageName(cid); 11491 } 11492 11493 boolean doPostDeleteLI(boolean delete) { 11494 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11495 final List<String> allCodePaths = getAllCodePaths(); 11496 boolean mounted = PackageHelper.isContainerMounted(cid); 11497 if (mounted) { 11498 // Unmount first 11499 if (PackageHelper.unMountSdDir(cid)) { 11500 mounted = false; 11501 } 11502 } 11503 if (!mounted && delete) { 11504 cleanUpResourcesLI(allCodePaths); 11505 } 11506 return !mounted; 11507 } 11508 11509 @Override 11510 int doPreCopy() { 11511 if (isFwdLocked()) { 11512 if (!PackageHelper.fixSdPermissions(cid, 11513 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11514 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11515 } 11516 } 11517 11518 return PackageManager.INSTALL_SUCCEEDED; 11519 } 11520 11521 @Override 11522 int doPostCopy(int uid) { 11523 if (isFwdLocked()) { 11524 if (uid < Process.FIRST_APPLICATION_UID 11525 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11526 RES_FILE_NAME)) { 11527 Slog.e(TAG, "Failed to finalize " + cid); 11528 PackageHelper.destroySdDir(cid); 11529 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11530 } 11531 } 11532 11533 return PackageManager.INSTALL_SUCCEEDED; 11534 } 11535 } 11536 11537 /** 11538 * Logic to handle movement of existing installed applications. 11539 */ 11540 class MoveInstallArgs extends InstallArgs { 11541 private File codeFile; 11542 private File resourceFile; 11543 11544 /** New install */ 11545 MoveInstallArgs(InstallParams params) { 11546 super(params.origin, params.move, params.observer, params.installFlags, 11547 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11548 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11549 params.grantedRuntimePermissions); 11550 } 11551 11552 int copyApk(IMediaContainerService imcs, boolean temp) { 11553 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11554 + move.fromUuid + " to " + move.toUuid); 11555 synchronized (mInstaller) { 11556 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11557 move.dataAppName, move.appId, move.seinfo) != 0) { 11558 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11559 } 11560 } 11561 11562 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11563 resourceFile = codeFile; 11564 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11565 11566 return PackageManager.INSTALL_SUCCEEDED; 11567 } 11568 11569 int doPreInstall(int status) { 11570 if (status != PackageManager.INSTALL_SUCCEEDED) { 11571 cleanUp(move.toUuid); 11572 } 11573 return status; 11574 } 11575 11576 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11577 if (status != PackageManager.INSTALL_SUCCEEDED) { 11578 cleanUp(move.toUuid); 11579 return false; 11580 } 11581 11582 // Reflect the move in app info 11583 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11584 pkg.applicationInfo.setCodePath(pkg.codePath); 11585 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11586 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11587 pkg.applicationInfo.setResourcePath(pkg.codePath); 11588 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11589 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11590 11591 return true; 11592 } 11593 11594 int doPostInstall(int status, int uid) { 11595 if (status == PackageManager.INSTALL_SUCCEEDED) { 11596 cleanUp(move.fromUuid); 11597 } else { 11598 cleanUp(move.toUuid); 11599 } 11600 return status; 11601 } 11602 11603 @Override 11604 String getCodePath() { 11605 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11606 } 11607 11608 @Override 11609 String getResourcePath() { 11610 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11611 } 11612 11613 private boolean cleanUp(String volumeUuid) { 11614 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11615 move.dataAppName); 11616 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11617 synchronized (mInstallLock) { 11618 // Clean up both app data and code 11619 removeDataDirsLI(volumeUuid, move.packageName); 11620 if (codeFile.isDirectory()) { 11621 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11622 } else { 11623 codeFile.delete(); 11624 } 11625 } 11626 return true; 11627 } 11628 11629 void cleanUpResourcesLI() { 11630 throw new UnsupportedOperationException(); 11631 } 11632 11633 boolean doPostDeleteLI(boolean delete) { 11634 throw new UnsupportedOperationException(); 11635 } 11636 } 11637 11638 static String getAsecPackageName(String packageCid) { 11639 int idx = packageCid.lastIndexOf("-"); 11640 if (idx == -1) { 11641 return packageCid; 11642 } 11643 return packageCid.substring(0, idx); 11644 } 11645 11646 // Utility method used to create code paths based on package name and available index. 11647 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11648 String idxStr = ""; 11649 int idx = 1; 11650 // Fall back to default value of idx=1 if prefix is not 11651 // part of oldCodePath 11652 if (oldCodePath != null) { 11653 String subStr = oldCodePath; 11654 // Drop the suffix right away 11655 if (suffix != null && subStr.endsWith(suffix)) { 11656 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11657 } 11658 // If oldCodePath already contains prefix find out the 11659 // ending index to either increment or decrement. 11660 int sidx = subStr.lastIndexOf(prefix); 11661 if (sidx != -1) { 11662 subStr = subStr.substring(sidx + prefix.length()); 11663 if (subStr != null) { 11664 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11665 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11666 } 11667 try { 11668 idx = Integer.parseInt(subStr); 11669 if (idx <= 1) { 11670 idx++; 11671 } else { 11672 idx--; 11673 } 11674 } catch(NumberFormatException e) { 11675 } 11676 } 11677 } 11678 } 11679 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11680 return prefix + idxStr; 11681 } 11682 11683 private File getNextCodePath(File targetDir, String packageName) { 11684 int suffix = 1; 11685 File result; 11686 do { 11687 result = new File(targetDir, packageName + "-" + suffix); 11688 suffix++; 11689 } while (result.exists()); 11690 return result; 11691 } 11692 11693 // Utility method that returns the relative package path with respect 11694 // to the installation directory. Like say for /data/data/com.test-1.apk 11695 // string com.test-1 is returned. 11696 static String deriveCodePathName(String codePath) { 11697 if (codePath == null) { 11698 return null; 11699 } 11700 final File codeFile = new File(codePath); 11701 final String name = codeFile.getName(); 11702 if (codeFile.isDirectory()) { 11703 return name; 11704 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11705 final int lastDot = name.lastIndexOf('.'); 11706 return name.substring(0, lastDot); 11707 } else { 11708 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11709 return null; 11710 } 11711 } 11712 11713 class PackageInstalledInfo { 11714 String name; 11715 int uid; 11716 // The set of users that originally had this package installed. 11717 int[] origUsers; 11718 // The set of users that now have this package installed. 11719 int[] newUsers; 11720 PackageParser.Package pkg; 11721 int returnCode; 11722 String returnMsg; 11723 PackageRemovedInfo removedInfo; 11724 11725 public void setError(int code, String msg) { 11726 returnCode = code; 11727 returnMsg = msg; 11728 Slog.w(TAG, msg); 11729 } 11730 11731 public void setError(String msg, PackageParserException e) { 11732 returnCode = e.error; 11733 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11734 Slog.w(TAG, msg, e); 11735 } 11736 11737 public void setError(String msg, PackageManagerException e) { 11738 returnCode = e.error; 11739 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11740 Slog.w(TAG, msg, e); 11741 } 11742 11743 // In some error cases we want to convey more info back to the observer 11744 String origPackage; 11745 String origPermission; 11746 } 11747 11748 /* 11749 * Install a non-existing package. 11750 */ 11751 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11752 UserHandle user, String installerPackageName, String volumeUuid, 11753 PackageInstalledInfo res) { 11754 // Remember this for later, in case we need to rollback this install 11755 String pkgName = pkg.packageName; 11756 11757 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11758 final boolean dataDirExists = Environment 11759 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11760 synchronized(mPackages) { 11761 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11762 // A package with the same name is already installed, though 11763 // it has been renamed to an older name. The package we 11764 // are trying to install should be installed as an update to 11765 // the existing one, but that has not been requested, so bail. 11766 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11767 + " without first uninstalling package running as " 11768 + mSettings.mRenamedPackages.get(pkgName)); 11769 return; 11770 } 11771 if (mPackages.containsKey(pkgName)) { 11772 // Don't allow installation over an existing package with the same name. 11773 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11774 + " without first uninstalling."); 11775 return; 11776 } 11777 } 11778 11779 try { 11780 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11781 System.currentTimeMillis(), user); 11782 11783 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11784 // delete the partially installed application. the data directory will have to be 11785 // restored if it was already existing 11786 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11787 // remove package from internal structures. Note that we want deletePackageX to 11788 // delete the package data and cache directories that it created in 11789 // scanPackageLocked, unless those directories existed before we even tried to 11790 // install. 11791 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11792 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11793 res.removedInfo, true); 11794 } 11795 11796 } catch (PackageManagerException e) { 11797 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11798 } 11799 } 11800 11801 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11802 // Can't rotate keys during boot or if sharedUser. 11803 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11804 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11805 return false; 11806 } 11807 // app is using upgradeKeySets; make sure all are valid 11808 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11809 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11810 for (int i = 0; i < upgradeKeySets.length; i++) { 11811 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11812 Slog.wtf(TAG, "Package " 11813 + (oldPs.name != null ? oldPs.name : "<null>") 11814 + " contains upgrade-key-set reference to unknown key-set: " 11815 + upgradeKeySets[i] 11816 + " reverting to signatures check."); 11817 return false; 11818 } 11819 } 11820 return true; 11821 } 11822 11823 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11824 // Upgrade keysets are being used. Determine if new package has a superset of the 11825 // required keys. 11826 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11827 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11828 for (int i = 0; i < upgradeKeySets.length; i++) { 11829 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11830 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11831 return true; 11832 } 11833 } 11834 return false; 11835 } 11836 11837 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11838 UserHandle user, String installerPackageName, String volumeUuid, 11839 PackageInstalledInfo res) { 11840 final PackageParser.Package oldPackage; 11841 final String pkgName = pkg.packageName; 11842 final int[] allUsers; 11843 final boolean[] perUserInstalled; 11844 11845 // First find the old package info and check signatures 11846 synchronized(mPackages) { 11847 oldPackage = mPackages.get(pkgName); 11848 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11849 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11850 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11851 if(!checkUpgradeKeySetLP(ps, pkg)) { 11852 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11853 "New package not signed by keys specified by upgrade-keysets: " 11854 + pkgName); 11855 return; 11856 } 11857 } else { 11858 // default to original signature matching 11859 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11860 != PackageManager.SIGNATURE_MATCH) { 11861 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11862 "New package has a different signature: " + pkgName); 11863 return; 11864 } 11865 } 11866 11867 // In case of rollback, remember per-user/profile install state 11868 allUsers = sUserManager.getUserIds(); 11869 perUserInstalled = new boolean[allUsers.length]; 11870 for (int i = 0; i < allUsers.length; i++) { 11871 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11872 } 11873 } 11874 11875 boolean sysPkg = (isSystemApp(oldPackage)); 11876 if (sysPkg) { 11877 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11878 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11879 } else { 11880 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11881 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11882 } 11883 } 11884 11885 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11886 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11887 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11888 String volumeUuid, PackageInstalledInfo res) { 11889 String pkgName = deletedPackage.packageName; 11890 boolean deletedPkg = true; 11891 boolean updatedSettings = false; 11892 11893 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11894 + deletedPackage); 11895 long origUpdateTime; 11896 if (pkg.mExtras != null) { 11897 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11898 } else { 11899 origUpdateTime = 0; 11900 } 11901 11902 // First delete the existing package while retaining the data directory 11903 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11904 res.removedInfo, true)) { 11905 // If the existing package wasn't successfully deleted 11906 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11907 deletedPkg = false; 11908 } else { 11909 // Successfully deleted the old package; proceed with replace. 11910 11911 // If deleted package lived in a container, give users a chance to 11912 // relinquish resources before killing. 11913 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11914 if (DEBUG_INSTALL) { 11915 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11916 } 11917 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11918 final ArrayList<String> pkgList = new ArrayList<String>(1); 11919 pkgList.add(deletedPackage.applicationInfo.packageName); 11920 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11921 } 11922 11923 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11924 try { 11925 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11926 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11927 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11928 perUserInstalled, res, user); 11929 updatedSettings = true; 11930 } catch (PackageManagerException e) { 11931 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11932 } 11933 } 11934 11935 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11936 // remove package from internal structures. Note that we want deletePackageX to 11937 // delete the package data and cache directories that it created in 11938 // scanPackageLocked, unless those directories existed before we even tried to 11939 // install. 11940 if(updatedSettings) { 11941 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11942 deletePackageLI( 11943 pkgName, null, true, allUsers, perUserInstalled, 11944 PackageManager.DELETE_KEEP_DATA, 11945 res.removedInfo, true); 11946 } 11947 // Since we failed to install the new package we need to restore the old 11948 // package that we deleted. 11949 if (deletedPkg) { 11950 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11951 File restoreFile = new File(deletedPackage.codePath); 11952 // Parse old package 11953 boolean oldExternal = isExternal(deletedPackage); 11954 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11955 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11956 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11957 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11958 try { 11959 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11960 } catch (PackageManagerException e) { 11961 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11962 + e.getMessage()); 11963 return; 11964 } 11965 // Restore of old package succeeded. Update permissions. 11966 // writer 11967 synchronized (mPackages) { 11968 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11969 UPDATE_PERMISSIONS_ALL); 11970 // can downgrade to reader 11971 mSettings.writeLPr(); 11972 } 11973 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11974 } 11975 } 11976 } 11977 11978 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11979 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11980 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11981 String volumeUuid, PackageInstalledInfo res) { 11982 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11983 + ", old=" + deletedPackage); 11984 boolean disabledSystem = false; 11985 boolean updatedSettings = false; 11986 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11987 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11988 != 0) { 11989 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11990 } 11991 String packageName = deletedPackage.packageName; 11992 if (packageName == null) { 11993 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11994 "Attempt to delete null packageName."); 11995 return; 11996 } 11997 PackageParser.Package oldPkg; 11998 PackageSetting oldPkgSetting; 11999 // reader 12000 synchronized (mPackages) { 12001 oldPkg = mPackages.get(packageName); 12002 oldPkgSetting = mSettings.mPackages.get(packageName); 12003 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12004 (oldPkgSetting == null)) { 12005 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12006 "Couldn't find package:" + packageName + " information"); 12007 return; 12008 } 12009 } 12010 12011 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12012 12013 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12014 res.removedInfo.removedPackage = packageName; 12015 // Remove existing system package 12016 removePackageLI(oldPkgSetting, true); 12017 // writer 12018 synchronized (mPackages) { 12019 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12020 if (!disabledSystem && deletedPackage != null) { 12021 // We didn't need to disable the .apk as a current system package, 12022 // which means we are replacing another update that is already 12023 // installed. We need to make sure to delete the older one's .apk. 12024 res.removedInfo.args = createInstallArgsForExisting(0, 12025 deletedPackage.applicationInfo.getCodePath(), 12026 deletedPackage.applicationInfo.getResourcePath(), 12027 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12028 } else { 12029 res.removedInfo.args = null; 12030 } 12031 } 12032 12033 // Successfully disabled the old package. Now proceed with re-installation 12034 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12035 12036 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12037 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12038 12039 PackageParser.Package newPackage = null; 12040 try { 12041 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 12042 if (newPackage.mExtras != null) { 12043 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12044 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12045 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12046 12047 // is the update attempting to change shared user? that isn't going to work... 12048 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12049 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12050 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12051 + " to " + newPkgSetting.sharedUser); 12052 updatedSettings = true; 12053 } 12054 } 12055 12056 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12057 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12058 perUserInstalled, res, user); 12059 updatedSettings = true; 12060 } 12061 12062 } catch (PackageManagerException e) { 12063 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12064 } 12065 12066 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12067 // Re installation failed. Restore old information 12068 // Remove new pkg information 12069 if (newPackage != null) { 12070 removeInstalledPackageLI(newPackage, true); 12071 } 12072 // Add back the old system package 12073 try { 12074 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12075 } catch (PackageManagerException e) { 12076 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12077 } 12078 // Restore the old system information in Settings 12079 synchronized (mPackages) { 12080 if (disabledSystem) { 12081 mSettings.enableSystemPackageLPw(packageName); 12082 } 12083 if (updatedSettings) { 12084 mSettings.setInstallerPackageName(packageName, 12085 oldPkgSetting.installerPackageName); 12086 } 12087 mSettings.writeLPr(); 12088 } 12089 } 12090 } 12091 12092 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12093 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12094 UserHandle user) { 12095 String pkgName = newPackage.packageName; 12096 synchronized (mPackages) { 12097 //write settings. the installStatus will be incomplete at this stage. 12098 //note that the new package setting would have already been 12099 //added to mPackages. It hasn't been persisted yet. 12100 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12101 mSettings.writeLPr(); 12102 } 12103 12104 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12105 12106 synchronized (mPackages) { 12107 updatePermissionsLPw(newPackage.packageName, newPackage, 12108 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12109 ? UPDATE_PERMISSIONS_ALL : 0)); 12110 // For system-bundled packages, we assume that installing an upgraded version 12111 // of the package implies that the user actually wants to run that new code, 12112 // so we enable the package. 12113 PackageSetting ps = mSettings.mPackages.get(pkgName); 12114 if (ps != null) { 12115 if (isSystemApp(newPackage)) { 12116 // NB: implicit assumption that system package upgrades apply to all users 12117 if (DEBUG_INSTALL) { 12118 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12119 } 12120 if (res.origUsers != null) { 12121 for (int userHandle : res.origUsers) { 12122 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12123 userHandle, installerPackageName); 12124 } 12125 } 12126 // Also convey the prior install/uninstall state 12127 if (allUsers != null && perUserInstalled != null) { 12128 for (int i = 0; i < allUsers.length; i++) { 12129 if (DEBUG_INSTALL) { 12130 Slog.d(TAG, " user " + allUsers[i] 12131 + " => " + perUserInstalled[i]); 12132 } 12133 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12134 } 12135 // these install state changes will be persisted in the 12136 // upcoming call to mSettings.writeLPr(). 12137 } 12138 } 12139 // It's implied that when a user requests installation, they want the app to be 12140 // installed and enabled. 12141 int userId = user.getIdentifier(); 12142 if (userId != UserHandle.USER_ALL) { 12143 ps.setInstalled(true, userId); 12144 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12145 } 12146 } 12147 res.name = pkgName; 12148 res.uid = newPackage.applicationInfo.uid; 12149 res.pkg = newPackage; 12150 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12151 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12152 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12153 //to update install status 12154 mSettings.writeLPr(); 12155 } 12156 } 12157 12158 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12159 final int installFlags = args.installFlags; 12160 final String installerPackageName = args.installerPackageName; 12161 final String volumeUuid = args.volumeUuid; 12162 final File tmpPackageFile = new File(args.getCodePath()); 12163 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12164 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12165 || (args.volumeUuid != null)); 12166 boolean replace = false; 12167 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12168 if (args.move != null) { 12169 // moving a complete application; perfom an initial scan on the new install location 12170 scanFlags |= SCAN_INITIAL; 12171 } 12172 // Result object to be returned 12173 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12174 12175 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12176 // Retrieve PackageSettings and parse package 12177 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12178 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12179 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12180 PackageParser pp = new PackageParser(); 12181 pp.setSeparateProcesses(mSeparateProcesses); 12182 pp.setDisplayMetrics(mMetrics); 12183 12184 final PackageParser.Package pkg; 12185 try { 12186 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12187 } catch (PackageParserException e) { 12188 res.setError("Failed parse during installPackageLI", e); 12189 return; 12190 } 12191 12192 // Mark that we have an install time CPU ABI override. 12193 pkg.cpuAbiOverride = args.abiOverride; 12194 12195 String pkgName = res.name = pkg.packageName; 12196 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12197 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12198 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12199 return; 12200 } 12201 } 12202 12203 try { 12204 pp.collectCertificates(pkg, parseFlags); 12205 pp.collectManifestDigest(pkg); 12206 } catch (PackageParserException e) { 12207 res.setError("Failed collect during installPackageLI", e); 12208 return; 12209 } 12210 12211 /* If the installer passed in a manifest digest, compare it now. */ 12212 if (args.manifestDigest != null) { 12213 if (DEBUG_INSTALL) { 12214 final String parsedManifest = pkg.manifestDigest == null ? "null" 12215 : pkg.manifestDigest.toString(); 12216 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12217 + parsedManifest); 12218 } 12219 12220 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12221 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12222 return; 12223 } 12224 } else if (DEBUG_INSTALL) { 12225 final String parsedManifest = pkg.manifestDigest == null 12226 ? "null" : pkg.manifestDigest.toString(); 12227 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12228 } 12229 12230 // Get rid of all references to package scan path via parser. 12231 pp = null; 12232 String oldCodePath = null; 12233 boolean systemApp = false; 12234 synchronized (mPackages) { 12235 // Check if installing already existing package 12236 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12237 String oldName = mSettings.mRenamedPackages.get(pkgName); 12238 if (pkg.mOriginalPackages != null 12239 && pkg.mOriginalPackages.contains(oldName) 12240 && mPackages.containsKey(oldName)) { 12241 // This package is derived from an original package, 12242 // and this device has been updating from that original 12243 // name. We must continue using the original name, so 12244 // rename the new package here. 12245 pkg.setPackageName(oldName); 12246 pkgName = pkg.packageName; 12247 replace = true; 12248 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12249 + oldName + " pkgName=" + pkgName); 12250 } else if (mPackages.containsKey(pkgName)) { 12251 // This package, under its official name, already exists 12252 // on the device; we should replace it. 12253 replace = true; 12254 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12255 } 12256 12257 // Prevent apps opting out from runtime permissions 12258 if (replace) { 12259 PackageParser.Package oldPackage = mPackages.get(pkgName); 12260 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12261 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12262 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12263 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12264 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12265 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12266 + " doesn't support runtime permissions but the old" 12267 + " target SDK " + oldTargetSdk + " does."); 12268 return; 12269 } 12270 } 12271 } 12272 12273 PackageSetting ps = mSettings.mPackages.get(pkgName); 12274 if (ps != null) { 12275 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12276 12277 // Quick sanity check that we're signed correctly if updating; 12278 // we'll check this again later when scanning, but we want to 12279 // bail early here before tripping over redefined permissions. 12280 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12281 if (!checkUpgradeKeySetLP(ps, pkg)) { 12282 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12283 + pkg.packageName + " upgrade keys do not match the " 12284 + "previously installed version"); 12285 return; 12286 } 12287 } else { 12288 try { 12289 verifySignaturesLP(ps, pkg); 12290 } catch (PackageManagerException e) { 12291 res.setError(e.error, e.getMessage()); 12292 return; 12293 } 12294 } 12295 12296 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12297 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12298 systemApp = (ps.pkg.applicationInfo.flags & 12299 ApplicationInfo.FLAG_SYSTEM) != 0; 12300 } 12301 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12302 } 12303 12304 // Check whether the newly-scanned package wants to define an already-defined perm 12305 int N = pkg.permissions.size(); 12306 for (int i = N-1; i >= 0; i--) { 12307 PackageParser.Permission perm = pkg.permissions.get(i); 12308 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12309 if (bp != null) { 12310 // If the defining package is signed with our cert, it's okay. This 12311 // also includes the "updating the same package" case, of course. 12312 // "updating same package" could also involve key-rotation. 12313 final boolean sigsOk; 12314 if (bp.sourcePackage.equals(pkg.packageName) 12315 && (bp.packageSetting instanceof PackageSetting) 12316 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12317 scanFlags))) { 12318 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12319 } else { 12320 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12321 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12322 } 12323 if (!sigsOk) { 12324 // If the owning package is the system itself, we log but allow 12325 // install to proceed; we fail the install on all other permission 12326 // redefinitions. 12327 if (!bp.sourcePackage.equals("android")) { 12328 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12329 + pkg.packageName + " attempting to redeclare permission " 12330 + perm.info.name + " already owned by " + bp.sourcePackage); 12331 res.origPermission = perm.info.name; 12332 res.origPackage = bp.sourcePackage; 12333 return; 12334 } else { 12335 Slog.w(TAG, "Package " + pkg.packageName 12336 + " attempting to redeclare system permission " 12337 + perm.info.name + "; ignoring new declaration"); 12338 pkg.permissions.remove(i); 12339 } 12340 } 12341 } 12342 } 12343 12344 } 12345 12346 if (systemApp && onExternal) { 12347 // Disable updates to system apps on sdcard 12348 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12349 "Cannot install updates to system apps on sdcard"); 12350 return; 12351 } 12352 12353 if (args.move != null) { 12354 // We did an in-place move, so dex is ready to roll 12355 scanFlags |= SCAN_NO_DEX; 12356 scanFlags |= SCAN_MOVE; 12357 12358 synchronized (mPackages) { 12359 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12360 if (ps == null) { 12361 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12362 "Missing settings for moved package " + pkgName); 12363 } 12364 12365 // We moved the entire application as-is, so bring over the 12366 // previously derived ABI information. 12367 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12368 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12369 } 12370 12371 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12372 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12373 scanFlags |= SCAN_NO_DEX; 12374 12375 try { 12376 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12377 true /* extract libs */); 12378 } catch (PackageManagerException pme) { 12379 Slog.e(TAG, "Error deriving application ABI", pme); 12380 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12381 return; 12382 } 12383 12384 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12385 int result = mPackageDexOptimizer 12386 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12387 false /* defer */, false /* inclDependencies */, 12388 true /* boot complete */); 12389 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12390 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12391 return; 12392 } 12393 } 12394 12395 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12396 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12397 return; 12398 } 12399 12400 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12401 12402 if (replace) { 12403 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12404 installerPackageName, volumeUuid, res); 12405 } else { 12406 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12407 args.user, installerPackageName, volumeUuid, res); 12408 } 12409 synchronized (mPackages) { 12410 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12411 if (ps != null) { 12412 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12413 } 12414 } 12415 } 12416 12417 private void startIntentFilterVerifications(int userId, boolean replacing, 12418 PackageParser.Package pkg) { 12419 if (mIntentFilterVerifierComponent == null) { 12420 Slog.w(TAG, "No IntentFilter verification will not be done as " 12421 + "there is no IntentFilterVerifier available!"); 12422 return; 12423 } 12424 12425 final int verifierUid = getPackageUid( 12426 mIntentFilterVerifierComponent.getPackageName(), 12427 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12428 12429 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12430 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12431 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12432 mHandler.sendMessage(msg); 12433 } 12434 12435 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12436 PackageParser.Package pkg) { 12437 int size = pkg.activities.size(); 12438 if (size == 0) { 12439 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12440 "No activity, so no need to verify any IntentFilter!"); 12441 return; 12442 } 12443 12444 final boolean hasDomainURLs = hasDomainURLs(pkg); 12445 if (!hasDomainURLs) { 12446 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12447 "No domain URLs, so no need to verify any IntentFilter!"); 12448 return; 12449 } 12450 12451 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12452 + " if any IntentFilter from the " + size 12453 + " Activities needs verification ..."); 12454 12455 int count = 0; 12456 final String packageName = pkg.packageName; 12457 12458 synchronized (mPackages) { 12459 // If this is a new install and we see that we've already run verification for this 12460 // package, we have nothing to do: it means the state was restored from backup. 12461 if (!replacing) { 12462 IntentFilterVerificationInfo ivi = 12463 mSettings.getIntentFilterVerificationLPr(packageName); 12464 if (ivi != null) { 12465 if (DEBUG_DOMAIN_VERIFICATION) { 12466 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12467 + ivi.getStatusString()); 12468 } 12469 return; 12470 } 12471 } 12472 12473 // If any filters need to be verified, then all need to be. 12474 boolean needToVerify = false; 12475 for (PackageParser.Activity a : pkg.activities) { 12476 for (ActivityIntentInfo filter : a.intents) { 12477 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12478 if (DEBUG_DOMAIN_VERIFICATION) { 12479 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12480 } 12481 needToVerify = true; 12482 break; 12483 } 12484 } 12485 } 12486 12487 if (needToVerify) { 12488 final int verificationId = mIntentFilterVerificationToken++; 12489 for (PackageParser.Activity a : pkg.activities) { 12490 for (ActivityIntentInfo filter : a.intents) { 12491 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12492 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12493 "Verification needed for IntentFilter:" + filter.toString()); 12494 mIntentFilterVerifier.addOneIntentFilterVerification( 12495 verifierUid, userId, verificationId, filter, packageName); 12496 count++; 12497 } 12498 } 12499 } 12500 } 12501 } 12502 12503 if (count > 0) { 12504 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12505 + " IntentFilter verification" + (count > 1 ? "s" : "") 12506 + " for userId:" + userId); 12507 mIntentFilterVerifier.startVerifications(userId); 12508 } else { 12509 if (DEBUG_DOMAIN_VERIFICATION) { 12510 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12511 } 12512 } 12513 } 12514 12515 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12516 final ComponentName cn = filter.activity.getComponentName(); 12517 final String packageName = cn.getPackageName(); 12518 12519 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12520 packageName); 12521 if (ivi == null) { 12522 return true; 12523 } 12524 int status = ivi.getStatus(); 12525 switch (status) { 12526 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12527 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12528 return true; 12529 12530 default: 12531 // Nothing to do 12532 return false; 12533 } 12534 } 12535 12536 private static boolean isMultiArch(PackageSetting ps) { 12537 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12538 } 12539 12540 private static boolean isMultiArch(ApplicationInfo info) { 12541 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12542 } 12543 12544 private static boolean isExternal(PackageParser.Package pkg) { 12545 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12546 } 12547 12548 private static boolean isExternal(PackageSetting ps) { 12549 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12550 } 12551 12552 private static boolean isExternal(ApplicationInfo info) { 12553 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12554 } 12555 12556 private static boolean isSystemApp(PackageParser.Package pkg) { 12557 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12558 } 12559 12560 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12561 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12562 } 12563 12564 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12565 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12566 } 12567 12568 private static boolean isSystemApp(PackageSetting ps) { 12569 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12570 } 12571 12572 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12573 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12574 } 12575 12576 private int packageFlagsToInstallFlags(PackageSetting ps) { 12577 int installFlags = 0; 12578 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12579 // This existing package was an external ASEC install when we have 12580 // the external flag without a UUID 12581 installFlags |= PackageManager.INSTALL_EXTERNAL; 12582 } 12583 if (ps.isForwardLocked()) { 12584 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12585 } 12586 return installFlags; 12587 } 12588 12589 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12590 if (isExternal(pkg)) { 12591 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12592 return mSettings.getExternalVersion(); 12593 } else { 12594 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12595 } 12596 } else { 12597 return mSettings.getInternalVersion(); 12598 } 12599 } 12600 12601 private void deleteTempPackageFiles() { 12602 final FilenameFilter filter = new FilenameFilter() { 12603 public boolean accept(File dir, String name) { 12604 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12605 } 12606 }; 12607 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12608 file.delete(); 12609 } 12610 } 12611 12612 @Override 12613 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12614 int flags) { 12615 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12616 flags); 12617 } 12618 12619 @Override 12620 public void deletePackage(final String packageName, 12621 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12622 mContext.enforceCallingOrSelfPermission( 12623 android.Manifest.permission.DELETE_PACKAGES, null); 12624 Preconditions.checkNotNull(packageName); 12625 Preconditions.checkNotNull(observer); 12626 final int uid = Binder.getCallingUid(); 12627 if (UserHandle.getUserId(uid) != userId) { 12628 mContext.enforceCallingPermission( 12629 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12630 "deletePackage for user " + userId); 12631 } 12632 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12633 try { 12634 observer.onPackageDeleted(packageName, 12635 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12636 } catch (RemoteException re) { 12637 } 12638 return; 12639 } 12640 12641 boolean uninstallBlocked = false; 12642 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12643 int[] users = sUserManager.getUserIds(); 12644 for (int i = 0; i < users.length; ++i) { 12645 if (getBlockUninstallForUser(packageName, users[i])) { 12646 uninstallBlocked = true; 12647 break; 12648 } 12649 } 12650 } else { 12651 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12652 } 12653 if (uninstallBlocked) { 12654 try { 12655 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12656 null); 12657 } catch (RemoteException re) { 12658 } 12659 return; 12660 } 12661 12662 if (DEBUG_REMOVE) { 12663 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12664 } 12665 // Queue up an async operation since the package deletion may take a little while. 12666 mHandler.post(new Runnable() { 12667 public void run() { 12668 mHandler.removeCallbacks(this); 12669 final int returnCode = deletePackageX(packageName, userId, flags); 12670 if (observer != null) { 12671 try { 12672 observer.onPackageDeleted(packageName, returnCode, null); 12673 } catch (RemoteException e) { 12674 Log.i(TAG, "Observer no longer exists."); 12675 } //end catch 12676 } //end if 12677 } //end run 12678 }); 12679 } 12680 12681 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12682 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12683 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12684 try { 12685 if (dpm != null) { 12686 if (dpm.isDeviceOwner(packageName)) { 12687 return true; 12688 } 12689 int[] users; 12690 if (userId == UserHandle.USER_ALL) { 12691 users = sUserManager.getUserIds(); 12692 } else { 12693 users = new int[]{userId}; 12694 } 12695 for (int i = 0; i < users.length; ++i) { 12696 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12697 return true; 12698 } 12699 } 12700 } 12701 } catch (RemoteException e) { 12702 } 12703 return false; 12704 } 12705 12706 /** 12707 * This method is an internal method that could be get invoked either 12708 * to delete an installed package or to clean up a failed installation. 12709 * After deleting an installed package, a broadcast is sent to notify any 12710 * listeners that the package has been installed. For cleaning up a failed 12711 * installation, the broadcast is not necessary since the package's 12712 * installation wouldn't have sent the initial broadcast either 12713 * The key steps in deleting a package are 12714 * deleting the package information in internal structures like mPackages, 12715 * deleting the packages base directories through installd 12716 * updating mSettings to reflect current status 12717 * persisting settings for later use 12718 * sending a broadcast if necessary 12719 */ 12720 private int deletePackageX(String packageName, int userId, int flags) { 12721 final PackageRemovedInfo info = new PackageRemovedInfo(); 12722 final boolean res; 12723 12724 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12725 ? UserHandle.ALL : new UserHandle(userId); 12726 12727 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12728 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12729 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12730 } 12731 12732 boolean removedForAllUsers = false; 12733 boolean systemUpdate = false; 12734 12735 // for the uninstall-updates case and restricted profiles, remember the per- 12736 // userhandle installed state 12737 int[] allUsers; 12738 boolean[] perUserInstalled; 12739 synchronized (mPackages) { 12740 PackageSetting ps = mSettings.mPackages.get(packageName); 12741 allUsers = sUserManager.getUserIds(); 12742 perUserInstalled = new boolean[allUsers.length]; 12743 for (int i = 0; i < allUsers.length; i++) { 12744 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12745 } 12746 } 12747 12748 synchronized (mInstallLock) { 12749 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12750 res = deletePackageLI(packageName, removeForUser, 12751 true, allUsers, perUserInstalled, 12752 flags | REMOVE_CHATTY, info, true); 12753 systemUpdate = info.isRemovedPackageSystemUpdate; 12754 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12755 removedForAllUsers = true; 12756 } 12757 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12758 + " removedForAllUsers=" + removedForAllUsers); 12759 } 12760 12761 if (res) { 12762 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12763 12764 // If the removed package was a system update, the old system package 12765 // was re-enabled; we need to broadcast this information 12766 if (systemUpdate) { 12767 Bundle extras = new Bundle(1); 12768 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12769 ? info.removedAppId : info.uid); 12770 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12771 12772 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12773 extras, null, null, null); 12774 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12775 extras, null, null, null); 12776 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12777 null, packageName, null, null); 12778 } 12779 } 12780 // Force a gc here. 12781 Runtime.getRuntime().gc(); 12782 // Delete the resources here after sending the broadcast to let 12783 // other processes clean up before deleting resources. 12784 if (info.args != null) { 12785 synchronized (mInstallLock) { 12786 info.args.doPostDeleteLI(true); 12787 } 12788 } 12789 12790 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12791 } 12792 12793 class PackageRemovedInfo { 12794 String removedPackage; 12795 int uid = -1; 12796 int removedAppId = -1; 12797 int[] removedUsers = null; 12798 boolean isRemovedPackageSystemUpdate = false; 12799 // Clean up resources deleted packages. 12800 InstallArgs args = null; 12801 12802 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12803 Bundle extras = new Bundle(1); 12804 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12805 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12806 if (replacing) { 12807 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12808 } 12809 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12810 if (removedPackage != null) { 12811 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12812 extras, null, null, removedUsers); 12813 if (fullRemove && !replacing) { 12814 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12815 extras, null, null, removedUsers); 12816 } 12817 } 12818 if (removedAppId >= 0) { 12819 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12820 removedUsers); 12821 } 12822 } 12823 } 12824 12825 /* 12826 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12827 * flag is not set, the data directory is removed as well. 12828 * make sure this flag is set for partially installed apps. If not its meaningless to 12829 * delete a partially installed application. 12830 */ 12831 private void removePackageDataLI(PackageSetting ps, 12832 int[] allUserHandles, boolean[] perUserInstalled, 12833 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12834 String packageName = ps.name; 12835 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12836 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12837 // Retrieve object to delete permissions for shared user later on 12838 final PackageSetting deletedPs; 12839 // reader 12840 synchronized (mPackages) { 12841 deletedPs = mSettings.mPackages.get(packageName); 12842 if (outInfo != null) { 12843 outInfo.removedPackage = packageName; 12844 outInfo.removedUsers = deletedPs != null 12845 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12846 : null; 12847 } 12848 } 12849 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12850 removeDataDirsLI(ps.volumeUuid, packageName); 12851 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12852 } 12853 // writer 12854 synchronized (mPackages) { 12855 if (deletedPs != null) { 12856 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12857 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12858 clearDefaultBrowserIfNeeded(packageName); 12859 if (outInfo != null) { 12860 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12861 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12862 } 12863 updatePermissionsLPw(deletedPs.name, null, 0); 12864 if (deletedPs.sharedUser != null) { 12865 // Remove permissions associated with package. Since runtime 12866 // permissions are per user we have to kill the removed package 12867 // or packages running under the shared user of the removed 12868 // package if revoking the permissions requested only by the removed 12869 // package is successful and this causes a change in gids. 12870 for (int userId : UserManagerService.getInstance().getUserIds()) { 12871 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12872 userId); 12873 if (userIdToKill == UserHandle.USER_ALL 12874 || userIdToKill >= UserHandle.USER_OWNER) { 12875 // If gids changed for this user, kill all affected packages. 12876 mHandler.post(new Runnable() { 12877 @Override 12878 public void run() { 12879 // This has to happen with no lock held. 12880 killApplication(deletedPs.name, deletedPs.appId, 12881 KILL_APP_REASON_GIDS_CHANGED); 12882 } 12883 }); 12884 break; 12885 } 12886 } 12887 } 12888 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12889 } 12890 // make sure to preserve per-user disabled state if this removal was just 12891 // a downgrade of a system app to the factory package 12892 if (allUserHandles != null && perUserInstalled != null) { 12893 if (DEBUG_REMOVE) { 12894 Slog.d(TAG, "Propagating install state across downgrade"); 12895 } 12896 for (int i = 0; i < allUserHandles.length; i++) { 12897 if (DEBUG_REMOVE) { 12898 Slog.d(TAG, " user " + allUserHandles[i] 12899 + " => " + perUserInstalled[i]); 12900 } 12901 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12902 } 12903 } 12904 } 12905 // can downgrade to reader 12906 if (writeSettings) { 12907 // Save settings now 12908 mSettings.writeLPr(); 12909 } 12910 } 12911 if (outInfo != null) { 12912 // A user ID was deleted here. Go through all users and remove it 12913 // from KeyStore. 12914 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12915 } 12916 } 12917 12918 static boolean locationIsPrivileged(File path) { 12919 try { 12920 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12921 .getCanonicalPath(); 12922 return path.getCanonicalPath().startsWith(privilegedAppDir); 12923 } catch (IOException e) { 12924 Slog.e(TAG, "Unable to access code path " + path); 12925 } 12926 return false; 12927 } 12928 12929 /* 12930 * Tries to delete system package. 12931 */ 12932 private boolean deleteSystemPackageLI(PackageSetting newPs, 12933 int[] allUserHandles, boolean[] perUserInstalled, 12934 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12935 final boolean applyUserRestrictions 12936 = (allUserHandles != null) && (perUserInstalled != null); 12937 PackageSetting disabledPs = null; 12938 // Confirm if the system package has been updated 12939 // An updated system app can be deleted. This will also have to restore 12940 // the system pkg from system partition 12941 // reader 12942 synchronized (mPackages) { 12943 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12944 } 12945 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12946 + " disabledPs=" + disabledPs); 12947 if (disabledPs == null) { 12948 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12949 return false; 12950 } else if (DEBUG_REMOVE) { 12951 Slog.d(TAG, "Deleting system pkg from data partition"); 12952 } 12953 if (DEBUG_REMOVE) { 12954 if (applyUserRestrictions) { 12955 Slog.d(TAG, "Remembering install states:"); 12956 for (int i = 0; i < allUserHandles.length; i++) { 12957 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12958 } 12959 } 12960 } 12961 // Delete the updated package 12962 outInfo.isRemovedPackageSystemUpdate = true; 12963 if (disabledPs.versionCode < newPs.versionCode) { 12964 // Delete data for downgrades 12965 flags &= ~PackageManager.DELETE_KEEP_DATA; 12966 } else { 12967 // Preserve data by setting flag 12968 flags |= PackageManager.DELETE_KEEP_DATA; 12969 } 12970 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12971 allUserHandles, perUserInstalled, outInfo, writeSettings); 12972 if (!ret) { 12973 return false; 12974 } 12975 // writer 12976 synchronized (mPackages) { 12977 // Reinstate the old system package 12978 mSettings.enableSystemPackageLPw(newPs.name); 12979 // Remove any native libraries from the upgraded package. 12980 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12981 } 12982 // Install the system package 12983 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12984 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12985 if (locationIsPrivileged(disabledPs.codePath)) { 12986 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12987 } 12988 12989 final PackageParser.Package newPkg; 12990 try { 12991 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12992 } catch (PackageManagerException e) { 12993 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12994 return false; 12995 } 12996 12997 // writer 12998 synchronized (mPackages) { 12999 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13000 13001 // Propagate the permissions state as we do not want to drop on the floor 13002 // runtime permissions. The update permissions method below will take 13003 // care of removing obsolete permissions and grant install permissions. 13004 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13005 updatePermissionsLPw(newPkg.packageName, newPkg, 13006 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13007 13008 if (applyUserRestrictions) { 13009 if (DEBUG_REMOVE) { 13010 Slog.d(TAG, "Propagating install state across reinstall"); 13011 } 13012 for (int i = 0; i < allUserHandles.length; i++) { 13013 if (DEBUG_REMOVE) { 13014 Slog.d(TAG, " user " + allUserHandles[i] 13015 + " => " + perUserInstalled[i]); 13016 } 13017 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13018 13019 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13020 } 13021 // Regardless of writeSettings we need to ensure that this restriction 13022 // state propagation is persisted 13023 mSettings.writeAllUsersPackageRestrictionsLPr(); 13024 } 13025 // can downgrade to reader here 13026 if (writeSettings) { 13027 mSettings.writeLPr(); 13028 } 13029 } 13030 return true; 13031 } 13032 13033 private boolean deleteInstalledPackageLI(PackageSetting ps, 13034 boolean deleteCodeAndResources, int flags, 13035 int[] allUserHandles, boolean[] perUserInstalled, 13036 PackageRemovedInfo outInfo, boolean writeSettings) { 13037 if (outInfo != null) { 13038 outInfo.uid = ps.appId; 13039 } 13040 13041 // Delete package data from internal structures and also remove data if flag is set 13042 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13043 13044 // Delete application code and resources 13045 if (deleteCodeAndResources && (outInfo != null)) { 13046 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13047 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13048 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13049 } 13050 return true; 13051 } 13052 13053 @Override 13054 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13055 int userId) { 13056 mContext.enforceCallingOrSelfPermission( 13057 android.Manifest.permission.DELETE_PACKAGES, null); 13058 synchronized (mPackages) { 13059 PackageSetting ps = mSettings.mPackages.get(packageName); 13060 if (ps == null) { 13061 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13062 return false; 13063 } 13064 if (!ps.getInstalled(userId)) { 13065 // Can't block uninstall for an app that is not installed or enabled. 13066 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13067 return false; 13068 } 13069 ps.setBlockUninstall(blockUninstall, userId); 13070 mSettings.writePackageRestrictionsLPr(userId); 13071 } 13072 return true; 13073 } 13074 13075 @Override 13076 public boolean getBlockUninstallForUser(String packageName, int userId) { 13077 synchronized (mPackages) { 13078 PackageSetting ps = mSettings.mPackages.get(packageName); 13079 if (ps == null) { 13080 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13081 return false; 13082 } 13083 return ps.getBlockUninstall(userId); 13084 } 13085 } 13086 13087 /* 13088 * This method handles package deletion in general 13089 */ 13090 private boolean deletePackageLI(String packageName, UserHandle user, 13091 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13092 int flags, PackageRemovedInfo outInfo, 13093 boolean writeSettings) { 13094 if (packageName == null) { 13095 Slog.w(TAG, "Attempt to delete null packageName."); 13096 return false; 13097 } 13098 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13099 PackageSetting ps; 13100 boolean dataOnly = false; 13101 int removeUser = -1; 13102 int appId = -1; 13103 synchronized (mPackages) { 13104 ps = mSettings.mPackages.get(packageName); 13105 if (ps == null) { 13106 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13107 return false; 13108 } 13109 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13110 && user.getIdentifier() != UserHandle.USER_ALL) { 13111 // The caller is asking that the package only be deleted for a single 13112 // user. To do this, we just mark its uninstalled state and delete 13113 // its data. If this is a system app, we only allow this to happen if 13114 // they have set the special DELETE_SYSTEM_APP which requests different 13115 // semantics than normal for uninstalling system apps. 13116 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13117 final int userId = user.getIdentifier(); 13118 ps.setUserState(userId, 13119 COMPONENT_ENABLED_STATE_DEFAULT, 13120 false, //installed 13121 true, //stopped 13122 true, //notLaunched 13123 false, //hidden 13124 null, null, null, 13125 false, // blockUninstall 13126 ps.readUserState(userId).domainVerificationStatus, 0); 13127 if (!isSystemApp(ps)) { 13128 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13129 // Other user still have this package installed, so all 13130 // we need to do is clear this user's data and save that 13131 // it is uninstalled. 13132 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13133 removeUser = user.getIdentifier(); 13134 appId = ps.appId; 13135 scheduleWritePackageRestrictionsLocked(removeUser); 13136 } else { 13137 // We need to set it back to 'installed' so the uninstall 13138 // broadcasts will be sent correctly. 13139 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13140 ps.setInstalled(true, user.getIdentifier()); 13141 } 13142 } else { 13143 // This is a system app, so we assume that the 13144 // other users still have this package installed, so all 13145 // we need to do is clear this user's data and save that 13146 // it is uninstalled. 13147 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13148 removeUser = user.getIdentifier(); 13149 appId = ps.appId; 13150 scheduleWritePackageRestrictionsLocked(removeUser); 13151 } 13152 } 13153 } 13154 13155 if (removeUser >= 0) { 13156 // From above, we determined that we are deleting this only 13157 // for a single user. Continue the work here. 13158 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13159 if (outInfo != null) { 13160 outInfo.removedPackage = packageName; 13161 outInfo.removedAppId = appId; 13162 outInfo.removedUsers = new int[] {removeUser}; 13163 } 13164 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13165 removeKeystoreDataIfNeeded(removeUser, appId); 13166 schedulePackageCleaning(packageName, removeUser, false); 13167 synchronized (mPackages) { 13168 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13169 scheduleWritePackageRestrictionsLocked(removeUser); 13170 } 13171 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13172 } 13173 return true; 13174 } 13175 13176 if (dataOnly) { 13177 // Delete application data first 13178 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13179 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13180 return true; 13181 } 13182 13183 boolean ret = false; 13184 if (isSystemApp(ps)) { 13185 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13186 // When an updated system application is deleted we delete the existing resources as well and 13187 // fall back to existing code in system partition 13188 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13189 flags, outInfo, writeSettings); 13190 } else { 13191 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13192 // Kill application pre-emptively especially for apps on sd. 13193 killApplication(packageName, ps.appId, "uninstall pkg"); 13194 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13195 allUserHandles, perUserInstalled, 13196 outInfo, writeSettings); 13197 } 13198 13199 return ret; 13200 } 13201 13202 private final class ClearStorageConnection implements ServiceConnection { 13203 IMediaContainerService mContainerService; 13204 13205 @Override 13206 public void onServiceConnected(ComponentName name, IBinder service) { 13207 synchronized (this) { 13208 mContainerService = IMediaContainerService.Stub.asInterface(service); 13209 notifyAll(); 13210 } 13211 } 13212 13213 @Override 13214 public void onServiceDisconnected(ComponentName name) { 13215 } 13216 } 13217 13218 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13219 final boolean mounted; 13220 if (Environment.isExternalStorageEmulated()) { 13221 mounted = true; 13222 } else { 13223 final String status = Environment.getExternalStorageState(); 13224 13225 mounted = status.equals(Environment.MEDIA_MOUNTED) 13226 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13227 } 13228 13229 if (!mounted) { 13230 return; 13231 } 13232 13233 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13234 int[] users; 13235 if (userId == UserHandle.USER_ALL) { 13236 users = sUserManager.getUserIds(); 13237 } else { 13238 users = new int[] { userId }; 13239 } 13240 final ClearStorageConnection conn = new ClearStorageConnection(); 13241 if (mContext.bindServiceAsUser( 13242 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13243 try { 13244 for (int curUser : users) { 13245 long timeout = SystemClock.uptimeMillis() + 5000; 13246 synchronized (conn) { 13247 long now = SystemClock.uptimeMillis(); 13248 while (conn.mContainerService == null && now < timeout) { 13249 try { 13250 conn.wait(timeout - now); 13251 } catch (InterruptedException e) { 13252 } 13253 } 13254 } 13255 if (conn.mContainerService == null) { 13256 return; 13257 } 13258 13259 final UserEnvironment userEnv = new UserEnvironment(curUser); 13260 clearDirectory(conn.mContainerService, 13261 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13262 if (allData) { 13263 clearDirectory(conn.mContainerService, 13264 userEnv.buildExternalStorageAppDataDirs(packageName)); 13265 clearDirectory(conn.mContainerService, 13266 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13267 } 13268 } 13269 } finally { 13270 mContext.unbindService(conn); 13271 } 13272 } 13273 } 13274 13275 @Override 13276 public void clearApplicationUserData(final String packageName, 13277 final IPackageDataObserver observer, final int userId) { 13278 mContext.enforceCallingOrSelfPermission( 13279 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13280 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13281 // Queue up an async operation since the package deletion may take a little while. 13282 mHandler.post(new Runnable() { 13283 public void run() { 13284 mHandler.removeCallbacks(this); 13285 final boolean succeeded; 13286 synchronized (mInstallLock) { 13287 succeeded = clearApplicationUserDataLI(packageName, userId); 13288 } 13289 clearExternalStorageDataSync(packageName, userId, true); 13290 if (succeeded) { 13291 // invoke DeviceStorageMonitor's update method to clear any notifications 13292 DeviceStorageMonitorInternal 13293 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13294 if (dsm != null) { 13295 dsm.checkMemory(); 13296 } 13297 } 13298 if(observer != null) { 13299 try { 13300 observer.onRemoveCompleted(packageName, succeeded); 13301 } catch (RemoteException e) { 13302 Log.i(TAG, "Observer no longer exists."); 13303 } 13304 } //end if observer 13305 } //end run 13306 }); 13307 } 13308 13309 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13310 if (packageName == null) { 13311 Slog.w(TAG, "Attempt to delete null packageName."); 13312 return false; 13313 } 13314 13315 // Try finding details about the requested package 13316 PackageParser.Package pkg; 13317 synchronized (mPackages) { 13318 pkg = mPackages.get(packageName); 13319 if (pkg == null) { 13320 final PackageSetting ps = mSettings.mPackages.get(packageName); 13321 if (ps != null) { 13322 pkg = ps.pkg; 13323 } 13324 } 13325 13326 if (pkg == null) { 13327 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13328 return false; 13329 } 13330 13331 PackageSetting ps = (PackageSetting) pkg.mExtras; 13332 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13333 } 13334 13335 // Always delete data directories for package, even if we found no other 13336 // record of app. This helps users recover from UID mismatches without 13337 // resorting to a full data wipe. 13338 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13339 if (retCode < 0) { 13340 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13341 return false; 13342 } 13343 13344 final int appId = pkg.applicationInfo.uid; 13345 removeKeystoreDataIfNeeded(userId, appId); 13346 13347 // Create a native library symlink only if we have native libraries 13348 // and if the native libraries are 32 bit libraries. We do not provide 13349 // this symlink for 64 bit libraries. 13350 if (pkg.applicationInfo.primaryCpuAbi != null && 13351 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13352 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13353 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13354 nativeLibPath, userId) < 0) { 13355 Slog.w(TAG, "Failed linking native library dir"); 13356 return false; 13357 } 13358 } 13359 13360 return true; 13361 } 13362 13363 /** 13364 * Reverts user permission state changes (permissions and flags) in 13365 * all packages for a given user. 13366 * 13367 * @param userId The device user for which to do a reset. 13368 */ 13369 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13370 final int packageCount = mPackages.size(); 13371 for (int i = 0; i < packageCount; i++) { 13372 PackageParser.Package pkg = mPackages.valueAt(i); 13373 PackageSetting ps = (PackageSetting) pkg.mExtras; 13374 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13375 } 13376 } 13377 13378 /** 13379 * Reverts user permission state changes (permissions and flags). 13380 * 13381 * @param ps The package for which to reset. 13382 * @param userId The device user for which to do a reset. 13383 */ 13384 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13385 final PackageSetting ps, final int userId) { 13386 if (ps.pkg == null) { 13387 return; 13388 } 13389 13390 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13391 | FLAG_PERMISSION_USER_FIXED 13392 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13393 13394 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13395 | FLAG_PERMISSION_POLICY_FIXED; 13396 13397 boolean writeInstallPermissions = false; 13398 boolean writeRuntimePermissions = false; 13399 13400 final int permissionCount = ps.pkg.requestedPermissions.size(); 13401 for (int i = 0; i < permissionCount; i++) { 13402 String permission = ps.pkg.requestedPermissions.get(i); 13403 13404 BasePermission bp = mSettings.mPermissions.get(permission); 13405 if (bp == null) { 13406 continue; 13407 } 13408 13409 // If shared user we just reset the state to which only this app contributed. 13410 if (ps.sharedUser != null) { 13411 boolean used = false; 13412 final int packageCount = ps.sharedUser.packages.size(); 13413 for (int j = 0; j < packageCount; j++) { 13414 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13415 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13416 && pkg.pkg.requestedPermissions.contains(permission)) { 13417 used = true; 13418 break; 13419 } 13420 } 13421 if (used) { 13422 continue; 13423 } 13424 } 13425 13426 PermissionsState permissionsState = ps.getPermissionsState(); 13427 13428 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13429 13430 // Always clear the user settable flags. 13431 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13432 bp.name) != null; 13433 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13434 if (hasInstallState) { 13435 writeInstallPermissions = true; 13436 } else { 13437 writeRuntimePermissions = true; 13438 } 13439 } 13440 13441 // Below is only runtime permission handling. 13442 if (!bp.isRuntime()) { 13443 continue; 13444 } 13445 13446 // Never clobber system or policy. 13447 if ((oldFlags & policyOrSystemFlags) != 0) { 13448 continue; 13449 } 13450 13451 // If this permission was granted by default, make sure it is. 13452 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13453 if (permissionsState.grantRuntimePermission(bp, userId) 13454 != PERMISSION_OPERATION_FAILURE) { 13455 writeRuntimePermissions = true; 13456 } 13457 } else { 13458 // Otherwise, reset the permission. 13459 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13460 switch (revokeResult) { 13461 case PERMISSION_OPERATION_SUCCESS: { 13462 writeRuntimePermissions = true; 13463 } break; 13464 13465 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13466 writeRuntimePermissions = true; 13467 final int appId = ps.appId; 13468 mHandler.post(new Runnable() { 13469 @Override 13470 public void run() { 13471 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13472 } 13473 }); 13474 } break; 13475 } 13476 } 13477 } 13478 13479 // Synchronously write as we are taking permissions away. 13480 if (writeRuntimePermissions) { 13481 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13482 } 13483 13484 // Synchronously write as we are taking permissions away. 13485 if (writeInstallPermissions) { 13486 mSettings.writeLPr(); 13487 } 13488 } 13489 13490 /** 13491 * Remove entries from the keystore daemon. Will only remove it if the 13492 * {@code appId} is valid. 13493 */ 13494 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13495 if (appId < 0) { 13496 return; 13497 } 13498 13499 final KeyStore keyStore = KeyStore.getInstance(); 13500 if (keyStore != null) { 13501 if (userId == UserHandle.USER_ALL) { 13502 for (final int individual : sUserManager.getUserIds()) { 13503 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13504 } 13505 } else { 13506 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13507 } 13508 } else { 13509 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13510 } 13511 } 13512 13513 @Override 13514 public void deleteApplicationCacheFiles(final String packageName, 13515 final IPackageDataObserver observer) { 13516 mContext.enforceCallingOrSelfPermission( 13517 android.Manifest.permission.DELETE_CACHE_FILES, null); 13518 // Queue up an async operation since the package deletion may take a little while. 13519 final int userId = UserHandle.getCallingUserId(); 13520 mHandler.post(new Runnable() { 13521 public void run() { 13522 mHandler.removeCallbacks(this); 13523 final boolean succeded; 13524 synchronized (mInstallLock) { 13525 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13526 } 13527 clearExternalStorageDataSync(packageName, userId, false); 13528 if (observer != null) { 13529 try { 13530 observer.onRemoveCompleted(packageName, succeded); 13531 } catch (RemoteException e) { 13532 Log.i(TAG, "Observer no longer exists."); 13533 } 13534 } //end if observer 13535 } //end run 13536 }); 13537 } 13538 13539 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13540 if (packageName == null) { 13541 Slog.w(TAG, "Attempt to delete null packageName."); 13542 return false; 13543 } 13544 PackageParser.Package p; 13545 synchronized (mPackages) { 13546 p = mPackages.get(packageName); 13547 } 13548 if (p == null) { 13549 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13550 return false; 13551 } 13552 final ApplicationInfo applicationInfo = p.applicationInfo; 13553 if (applicationInfo == null) { 13554 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13555 return false; 13556 } 13557 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13558 if (retCode < 0) { 13559 Slog.w(TAG, "Couldn't remove cache files for package: " 13560 + packageName + " u" + userId); 13561 return false; 13562 } 13563 return true; 13564 } 13565 13566 @Override 13567 public void getPackageSizeInfo(final String packageName, int userHandle, 13568 final IPackageStatsObserver observer) { 13569 mContext.enforceCallingOrSelfPermission( 13570 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13571 if (packageName == null) { 13572 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13573 } 13574 13575 PackageStats stats = new PackageStats(packageName, userHandle); 13576 13577 /* 13578 * Queue up an async operation since the package measurement may take a 13579 * little while. 13580 */ 13581 Message msg = mHandler.obtainMessage(INIT_COPY); 13582 msg.obj = new MeasureParams(stats, observer); 13583 mHandler.sendMessage(msg); 13584 } 13585 13586 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13587 PackageStats pStats) { 13588 if (packageName == null) { 13589 Slog.w(TAG, "Attempt to get size of null packageName."); 13590 return false; 13591 } 13592 PackageParser.Package p; 13593 boolean dataOnly = false; 13594 String libDirRoot = null; 13595 String asecPath = null; 13596 PackageSetting ps = null; 13597 synchronized (mPackages) { 13598 p = mPackages.get(packageName); 13599 ps = mSettings.mPackages.get(packageName); 13600 if(p == null) { 13601 dataOnly = true; 13602 if((ps == null) || (ps.pkg == null)) { 13603 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13604 return false; 13605 } 13606 p = ps.pkg; 13607 } 13608 if (ps != null) { 13609 libDirRoot = ps.legacyNativeLibraryPathString; 13610 } 13611 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13612 final long token = Binder.clearCallingIdentity(); 13613 try { 13614 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13615 if (secureContainerId != null) { 13616 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13617 } 13618 } finally { 13619 Binder.restoreCallingIdentity(token); 13620 } 13621 } 13622 } 13623 String publicSrcDir = null; 13624 if(!dataOnly) { 13625 final ApplicationInfo applicationInfo = p.applicationInfo; 13626 if (applicationInfo == null) { 13627 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13628 return false; 13629 } 13630 if (p.isForwardLocked()) { 13631 publicSrcDir = applicationInfo.getBaseResourcePath(); 13632 } 13633 } 13634 // TODO: extend to measure size of split APKs 13635 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13636 // not just the first level. 13637 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13638 // just the primary. 13639 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13640 13641 String apkPath; 13642 File packageDir = new File(p.codePath); 13643 13644 if (packageDir.isDirectory() && p.canHaveOatDir()) { 13645 apkPath = packageDir.getAbsolutePath(); 13646 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 13647 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 13648 libDirRoot = null; 13649 } 13650 } else { 13651 apkPath = p.baseCodePath; 13652 } 13653 13654 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 13655 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13656 if (res < 0) { 13657 return false; 13658 } 13659 13660 // Fix-up for forward-locked applications in ASEC containers. 13661 if (!isExternal(p)) { 13662 pStats.codeSize += pStats.externalCodeSize; 13663 pStats.externalCodeSize = 0L; 13664 } 13665 13666 return true; 13667 } 13668 13669 13670 @Override 13671 public void addPackageToPreferred(String packageName) { 13672 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13673 } 13674 13675 @Override 13676 public void removePackageFromPreferred(String packageName) { 13677 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13678 } 13679 13680 @Override 13681 public List<PackageInfo> getPreferredPackages(int flags) { 13682 return new ArrayList<PackageInfo>(); 13683 } 13684 13685 private int getUidTargetSdkVersionLockedLPr(int uid) { 13686 Object obj = mSettings.getUserIdLPr(uid); 13687 if (obj instanceof SharedUserSetting) { 13688 final SharedUserSetting sus = (SharedUserSetting) obj; 13689 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13690 final Iterator<PackageSetting> it = sus.packages.iterator(); 13691 while (it.hasNext()) { 13692 final PackageSetting ps = it.next(); 13693 if (ps.pkg != null) { 13694 int v = ps.pkg.applicationInfo.targetSdkVersion; 13695 if (v < vers) vers = v; 13696 } 13697 } 13698 return vers; 13699 } else if (obj instanceof PackageSetting) { 13700 final PackageSetting ps = (PackageSetting) obj; 13701 if (ps.pkg != null) { 13702 return ps.pkg.applicationInfo.targetSdkVersion; 13703 } 13704 } 13705 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13706 } 13707 13708 @Override 13709 public void addPreferredActivity(IntentFilter filter, int match, 13710 ComponentName[] set, ComponentName activity, int userId) { 13711 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13712 "Adding preferred"); 13713 } 13714 13715 private void addPreferredActivityInternal(IntentFilter filter, int match, 13716 ComponentName[] set, ComponentName activity, boolean always, int userId, 13717 String opname) { 13718 // writer 13719 int callingUid = Binder.getCallingUid(); 13720 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13721 if (filter.countActions() == 0) { 13722 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13723 return; 13724 } 13725 synchronized (mPackages) { 13726 if (mContext.checkCallingOrSelfPermission( 13727 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13728 != PackageManager.PERMISSION_GRANTED) { 13729 if (getUidTargetSdkVersionLockedLPr(callingUid) 13730 < Build.VERSION_CODES.FROYO) { 13731 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13732 + callingUid); 13733 return; 13734 } 13735 mContext.enforceCallingOrSelfPermission( 13736 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13737 } 13738 13739 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13740 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13741 + userId + ":"); 13742 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13743 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13744 scheduleWritePackageRestrictionsLocked(userId); 13745 } 13746 } 13747 13748 @Override 13749 public void replacePreferredActivity(IntentFilter filter, int match, 13750 ComponentName[] set, ComponentName activity, int userId) { 13751 if (filter.countActions() != 1) { 13752 throw new IllegalArgumentException( 13753 "replacePreferredActivity expects filter to have only 1 action."); 13754 } 13755 if (filter.countDataAuthorities() != 0 13756 || filter.countDataPaths() != 0 13757 || filter.countDataSchemes() > 1 13758 || filter.countDataTypes() != 0) { 13759 throw new IllegalArgumentException( 13760 "replacePreferredActivity expects filter to have no data authorities, " + 13761 "paths, or types; and at most one scheme."); 13762 } 13763 13764 final int callingUid = Binder.getCallingUid(); 13765 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13766 synchronized (mPackages) { 13767 if (mContext.checkCallingOrSelfPermission( 13768 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13769 != PackageManager.PERMISSION_GRANTED) { 13770 if (getUidTargetSdkVersionLockedLPr(callingUid) 13771 < Build.VERSION_CODES.FROYO) { 13772 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13773 + Binder.getCallingUid()); 13774 return; 13775 } 13776 mContext.enforceCallingOrSelfPermission( 13777 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13778 } 13779 13780 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13781 if (pir != null) { 13782 // Get all of the existing entries that exactly match this filter. 13783 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13784 if (existing != null && existing.size() == 1) { 13785 PreferredActivity cur = existing.get(0); 13786 if (DEBUG_PREFERRED) { 13787 Slog.i(TAG, "Checking replace of preferred:"); 13788 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13789 if (!cur.mPref.mAlways) { 13790 Slog.i(TAG, " -- CUR; not mAlways!"); 13791 } else { 13792 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13793 Slog.i(TAG, " -- CUR: mSet=" 13794 + Arrays.toString(cur.mPref.mSetComponents)); 13795 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13796 Slog.i(TAG, " -- NEW: mMatch=" 13797 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13798 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13799 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13800 } 13801 } 13802 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13803 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13804 && cur.mPref.sameSet(set)) { 13805 // Setting the preferred activity to what it happens to be already 13806 if (DEBUG_PREFERRED) { 13807 Slog.i(TAG, "Replacing with same preferred activity " 13808 + cur.mPref.mShortComponent + " for user " 13809 + userId + ":"); 13810 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13811 } 13812 return; 13813 } 13814 } 13815 13816 if (existing != null) { 13817 if (DEBUG_PREFERRED) { 13818 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13819 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13820 } 13821 for (int i = 0; i < existing.size(); i++) { 13822 PreferredActivity pa = existing.get(i); 13823 if (DEBUG_PREFERRED) { 13824 Slog.i(TAG, "Removing existing preferred activity " 13825 + pa.mPref.mComponent + ":"); 13826 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13827 } 13828 pir.removeFilter(pa); 13829 } 13830 } 13831 } 13832 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13833 "Replacing preferred"); 13834 } 13835 } 13836 13837 @Override 13838 public void clearPackagePreferredActivities(String packageName) { 13839 final int uid = Binder.getCallingUid(); 13840 // writer 13841 synchronized (mPackages) { 13842 PackageParser.Package pkg = mPackages.get(packageName); 13843 if (pkg == null || pkg.applicationInfo.uid != uid) { 13844 if (mContext.checkCallingOrSelfPermission( 13845 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13846 != PackageManager.PERMISSION_GRANTED) { 13847 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13848 < Build.VERSION_CODES.FROYO) { 13849 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13850 + Binder.getCallingUid()); 13851 return; 13852 } 13853 mContext.enforceCallingOrSelfPermission( 13854 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13855 } 13856 } 13857 13858 int user = UserHandle.getCallingUserId(); 13859 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13860 scheduleWritePackageRestrictionsLocked(user); 13861 } 13862 } 13863 } 13864 13865 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13866 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13867 ArrayList<PreferredActivity> removed = null; 13868 boolean changed = false; 13869 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13870 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13871 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13872 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13873 continue; 13874 } 13875 Iterator<PreferredActivity> it = pir.filterIterator(); 13876 while (it.hasNext()) { 13877 PreferredActivity pa = it.next(); 13878 // Mark entry for removal only if it matches the package name 13879 // and the entry is of type "always". 13880 if (packageName == null || 13881 (pa.mPref.mComponent.getPackageName().equals(packageName) 13882 && pa.mPref.mAlways)) { 13883 if (removed == null) { 13884 removed = new ArrayList<PreferredActivity>(); 13885 } 13886 removed.add(pa); 13887 } 13888 } 13889 if (removed != null) { 13890 for (int j=0; j<removed.size(); j++) { 13891 PreferredActivity pa = removed.get(j); 13892 pir.removeFilter(pa); 13893 } 13894 changed = true; 13895 } 13896 } 13897 return changed; 13898 } 13899 13900 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13901 private void clearIntentFilterVerificationsLPw(int userId) { 13902 final int packageCount = mPackages.size(); 13903 for (int i = 0; i < packageCount; i++) { 13904 PackageParser.Package pkg = mPackages.valueAt(i); 13905 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13906 } 13907 } 13908 13909 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13910 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13911 if (userId == UserHandle.USER_ALL) { 13912 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13913 sUserManager.getUserIds())) { 13914 for (int oneUserId : sUserManager.getUserIds()) { 13915 scheduleWritePackageRestrictionsLocked(oneUserId); 13916 } 13917 } 13918 } else { 13919 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13920 scheduleWritePackageRestrictionsLocked(userId); 13921 } 13922 } 13923 } 13924 13925 void clearDefaultBrowserIfNeeded(String packageName) { 13926 for (int oneUserId : sUserManager.getUserIds()) { 13927 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13928 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13929 if (packageName.equals(defaultBrowserPackageName)) { 13930 setDefaultBrowserPackageName(null, oneUserId); 13931 } 13932 } 13933 } 13934 13935 @Override 13936 public void resetApplicationPreferences(int userId) { 13937 mContext.enforceCallingOrSelfPermission( 13938 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13939 // writer 13940 synchronized (mPackages) { 13941 final long identity = Binder.clearCallingIdentity(); 13942 try { 13943 clearPackagePreferredActivitiesLPw(null, userId); 13944 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13945 // TODO: We have to reset the default SMS and Phone. This requires 13946 // significant refactoring to keep all default apps in the package 13947 // manager (cleaner but more work) or have the services provide 13948 // callbacks to the package manager to request a default app reset. 13949 applyFactoryDefaultBrowserLPw(userId); 13950 clearIntentFilterVerificationsLPw(userId); 13951 primeDomainVerificationsLPw(userId); 13952 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 13953 scheduleWritePackageRestrictionsLocked(userId); 13954 } finally { 13955 Binder.restoreCallingIdentity(identity); 13956 } 13957 } 13958 } 13959 13960 @Override 13961 public int getPreferredActivities(List<IntentFilter> outFilters, 13962 List<ComponentName> outActivities, String packageName) { 13963 13964 int num = 0; 13965 final int userId = UserHandle.getCallingUserId(); 13966 // reader 13967 synchronized (mPackages) { 13968 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13969 if (pir != null) { 13970 final Iterator<PreferredActivity> it = pir.filterIterator(); 13971 while (it.hasNext()) { 13972 final PreferredActivity pa = it.next(); 13973 if (packageName == null 13974 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13975 && pa.mPref.mAlways)) { 13976 if (outFilters != null) { 13977 outFilters.add(new IntentFilter(pa)); 13978 } 13979 if (outActivities != null) { 13980 outActivities.add(pa.mPref.mComponent); 13981 } 13982 } 13983 } 13984 } 13985 } 13986 13987 return num; 13988 } 13989 13990 @Override 13991 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13992 int userId) { 13993 int callingUid = Binder.getCallingUid(); 13994 if (callingUid != Process.SYSTEM_UID) { 13995 throw new SecurityException( 13996 "addPersistentPreferredActivity can only be run by the system"); 13997 } 13998 if (filter.countActions() == 0) { 13999 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14000 return; 14001 } 14002 synchronized (mPackages) { 14003 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14004 " :"); 14005 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14006 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14007 new PersistentPreferredActivity(filter, activity)); 14008 scheduleWritePackageRestrictionsLocked(userId); 14009 } 14010 } 14011 14012 @Override 14013 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14014 int callingUid = Binder.getCallingUid(); 14015 if (callingUid != Process.SYSTEM_UID) { 14016 throw new SecurityException( 14017 "clearPackagePersistentPreferredActivities can only be run by the system"); 14018 } 14019 ArrayList<PersistentPreferredActivity> removed = null; 14020 boolean changed = false; 14021 synchronized (mPackages) { 14022 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14023 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14024 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14025 .valueAt(i); 14026 if (userId != thisUserId) { 14027 continue; 14028 } 14029 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14030 while (it.hasNext()) { 14031 PersistentPreferredActivity ppa = it.next(); 14032 // Mark entry for removal only if it matches the package name. 14033 if (ppa.mComponent.getPackageName().equals(packageName)) { 14034 if (removed == null) { 14035 removed = new ArrayList<PersistentPreferredActivity>(); 14036 } 14037 removed.add(ppa); 14038 } 14039 } 14040 if (removed != null) { 14041 for (int j=0; j<removed.size(); j++) { 14042 PersistentPreferredActivity ppa = removed.get(j); 14043 ppir.removeFilter(ppa); 14044 } 14045 changed = true; 14046 } 14047 } 14048 14049 if (changed) { 14050 scheduleWritePackageRestrictionsLocked(userId); 14051 } 14052 } 14053 } 14054 14055 /** 14056 * Common machinery for picking apart a restored XML blob and passing 14057 * it to a caller-supplied functor to be applied to the running system. 14058 */ 14059 private void restoreFromXml(XmlPullParser parser, int userId, 14060 String expectedStartTag, BlobXmlRestorer functor) 14061 throws IOException, XmlPullParserException { 14062 int type; 14063 while ((type = parser.next()) != XmlPullParser.START_TAG 14064 && type != XmlPullParser.END_DOCUMENT) { 14065 } 14066 if (type != XmlPullParser.START_TAG) { 14067 // oops didn't find a start tag?! 14068 if (DEBUG_BACKUP) { 14069 Slog.e(TAG, "Didn't find start tag during restore"); 14070 } 14071 return; 14072 } 14073 14074 // this is supposed to be TAG_PREFERRED_BACKUP 14075 if (!expectedStartTag.equals(parser.getName())) { 14076 if (DEBUG_BACKUP) { 14077 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14078 } 14079 return; 14080 } 14081 14082 // skip interfering stuff, then we're aligned with the backing implementation 14083 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14084 functor.apply(parser, userId); 14085 } 14086 14087 private interface BlobXmlRestorer { 14088 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14089 } 14090 14091 /** 14092 * Non-Binder method, support for the backup/restore mechanism: write the 14093 * full set of preferred activities in its canonical XML format. Returns the 14094 * XML output as a byte array, or null if there is none. 14095 */ 14096 @Override 14097 public byte[] getPreferredActivityBackup(int userId) { 14098 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14099 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14100 } 14101 14102 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14103 try { 14104 final XmlSerializer serializer = new FastXmlSerializer(); 14105 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14106 serializer.startDocument(null, true); 14107 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14108 14109 synchronized (mPackages) { 14110 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14111 } 14112 14113 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14114 serializer.endDocument(); 14115 serializer.flush(); 14116 } catch (Exception e) { 14117 if (DEBUG_BACKUP) { 14118 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14119 } 14120 return null; 14121 } 14122 14123 return dataStream.toByteArray(); 14124 } 14125 14126 @Override 14127 public void restorePreferredActivities(byte[] backup, int userId) { 14128 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14129 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14130 } 14131 14132 try { 14133 final XmlPullParser parser = Xml.newPullParser(); 14134 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14135 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14136 new BlobXmlRestorer() { 14137 @Override 14138 public void apply(XmlPullParser parser, int userId) 14139 throws XmlPullParserException, IOException { 14140 synchronized (mPackages) { 14141 mSettings.readPreferredActivitiesLPw(parser, userId); 14142 } 14143 } 14144 } ); 14145 } catch (Exception e) { 14146 if (DEBUG_BACKUP) { 14147 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14148 } 14149 } 14150 } 14151 14152 /** 14153 * Non-Binder method, support for the backup/restore mechanism: write the 14154 * default browser (etc) settings in its canonical XML format. Returns the default 14155 * browser XML representation as a byte array, or null if there is none. 14156 */ 14157 @Override 14158 public byte[] getDefaultAppsBackup(int userId) { 14159 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14160 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14161 } 14162 14163 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14164 try { 14165 final XmlSerializer serializer = new FastXmlSerializer(); 14166 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14167 serializer.startDocument(null, true); 14168 serializer.startTag(null, TAG_DEFAULT_APPS); 14169 14170 synchronized (mPackages) { 14171 mSettings.writeDefaultAppsLPr(serializer, userId); 14172 } 14173 14174 serializer.endTag(null, TAG_DEFAULT_APPS); 14175 serializer.endDocument(); 14176 serializer.flush(); 14177 } catch (Exception e) { 14178 if (DEBUG_BACKUP) { 14179 Slog.e(TAG, "Unable to write default apps for backup", e); 14180 } 14181 return null; 14182 } 14183 14184 return dataStream.toByteArray(); 14185 } 14186 14187 @Override 14188 public void restoreDefaultApps(byte[] backup, int userId) { 14189 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14190 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14191 } 14192 14193 try { 14194 final XmlPullParser parser = Xml.newPullParser(); 14195 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14196 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14197 new BlobXmlRestorer() { 14198 @Override 14199 public void apply(XmlPullParser parser, int userId) 14200 throws XmlPullParserException, IOException { 14201 synchronized (mPackages) { 14202 mSettings.readDefaultAppsLPw(parser, userId); 14203 } 14204 } 14205 } ); 14206 } catch (Exception e) { 14207 if (DEBUG_BACKUP) { 14208 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14209 } 14210 } 14211 } 14212 14213 @Override 14214 public byte[] getIntentFilterVerificationBackup(int userId) { 14215 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14216 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14217 } 14218 14219 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14220 try { 14221 final XmlSerializer serializer = new FastXmlSerializer(); 14222 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14223 serializer.startDocument(null, true); 14224 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14225 14226 synchronized (mPackages) { 14227 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14228 } 14229 14230 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14231 serializer.endDocument(); 14232 serializer.flush(); 14233 } catch (Exception e) { 14234 if (DEBUG_BACKUP) { 14235 Slog.e(TAG, "Unable to write default apps for backup", e); 14236 } 14237 return null; 14238 } 14239 14240 return dataStream.toByteArray(); 14241 } 14242 14243 @Override 14244 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14245 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14246 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14247 } 14248 14249 try { 14250 final XmlPullParser parser = Xml.newPullParser(); 14251 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14252 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14253 new BlobXmlRestorer() { 14254 @Override 14255 public void apply(XmlPullParser parser, int userId) 14256 throws XmlPullParserException, IOException { 14257 synchronized (mPackages) { 14258 mSettings.readAllDomainVerificationsLPr(parser, userId); 14259 mSettings.writeLPr(); 14260 } 14261 } 14262 } ); 14263 } catch (Exception e) { 14264 if (DEBUG_BACKUP) { 14265 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14266 } 14267 } 14268 } 14269 14270 @Override 14271 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14272 int sourceUserId, int targetUserId, int flags) { 14273 mContext.enforceCallingOrSelfPermission( 14274 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14275 int callingUid = Binder.getCallingUid(); 14276 enforceOwnerRights(ownerPackage, callingUid); 14277 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14278 if (intentFilter.countActions() == 0) { 14279 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14280 return; 14281 } 14282 synchronized (mPackages) { 14283 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14284 ownerPackage, targetUserId, flags); 14285 CrossProfileIntentResolver resolver = 14286 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14287 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14288 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14289 if (existing != null) { 14290 int size = existing.size(); 14291 for (int i = 0; i < size; i++) { 14292 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14293 return; 14294 } 14295 } 14296 } 14297 resolver.addFilter(newFilter); 14298 scheduleWritePackageRestrictionsLocked(sourceUserId); 14299 } 14300 } 14301 14302 @Override 14303 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14304 mContext.enforceCallingOrSelfPermission( 14305 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14306 int callingUid = Binder.getCallingUid(); 14307 enforceOwnerRights(ownerPackage, callingUid); 14308 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14309 synchronized (mPackages) { 14310 CrossProfileIntentResolver resolver = 14311 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14312 ArraySet<CrossProfileIntentFilter> set = 14313 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14314 for (CrossProfileIntentFilter filter : set) { 14315 if (filter.getOwnerPackage().equals(ownerPackage)) { 14316 resolver.removeFilter(filter); 14317 } 14318 } 14319 scheduleWritePackageRestrictionsLocked(sourceUserId); 14320 } 14321 } 14322 14323 // Enforcing that callingUid is owning pkg on userId 14324 private void enforceOwnerRights(String pkg, int callingUid) { 14325 // The system owns everything. 14326 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14327 return; 14328 } 14329 int callingUserId = UserHandle.getUserId(callingUid); 14330 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14331 if (pi == null) { 14332 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14333 + callingUserId); 14334 } 14335 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14336 throw new SecurityException("Calling uid " + callingUid 14337 + " does not own package " + pkg); 14338 } 14339 } 14340 14341 @Override 14342 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14343 Intent intent = new Intent(Intent.ACTION_MAIN); 14344 intent.addCategory(Intent.CATEGORY_HOME); 14345 14346 final int callingUserId = UserHandle.getCallingUserId(); 14347 List<ResolveInfo> list = queryIntentActivities(intent, null, 14348 PackageManager.GET_META_DATA, callingUserId); 14349 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14350 true, false, false, callingUserId); 14351 14352 allHomeCandidates.clear(); 14353 if (list != null) { 14354 for (ResolveInfo ri : list) { 14355 allHomeCandidates.add(ri); 14356 } 14357 } 14358 return (preferred == null || preferred.activityInfo == null) 14359 ? null 14360 : new ComponentName(preferred.activityInfo.packageName, 14361 preferred.activityInfo.name); 14362 } 14363 14364 @Override 14365 public void setApplicationEnabledSetting(String appPackageName, 14366 int newState, int flags, int userId, String callingPackage) { 14367 if (!sUserManager.exists(userId)) return; 14368 if (callingPackage == null) { 14369 callingPackage = Integer.toString(Binder.getCallingUid()); 14370 } 14371 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14372 } 14373 14374 @Override 14375 public void setComponentEnabledSetting(ComponentName componentName, 14376 int newState, int flags, int userId) { 14377 if (!sUserManager.exists(userId)) return; 14378 setEnabledSetting(componentName.getPackageName(), 14379 componentName.getClassName(), newState, flags, userId, null); 14380 } 14381 14382 private void setEnabledSetting(final String packageName, String className, int newState, 14383 final int flags, int userId, String callingPackage) { 14384 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14385 || newState == COMPONENT_ENABLED_STATE_ENABLED 14386 || newState == COMPONENT_ENABLED_STATE_DISABLED 14387 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14388 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14389 throw new IllegalArgumentException("Invalid new component state: " 14390 + newState); 14391 } 14392 PackageSetting pkgSetting; 14393 final int uid = Binder.getCallingUid(); 14394 final int permission = mContext.checkCallingOrSelfPermission( 14395 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14396 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14397 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14398 boolean sendNow = false; 14399 boolean isApp = (className == null); 14400 String componentName = isApp ? packageName : className; 14401 int packageUid = -1; 14402 ArrayList<String> components; 14403 14404 // writer 14405 synchronized (mPackages) { 14406 pkgSetting = mSettings.mPackages.get(packageName); 14407 if (pkgSetting == null) { 14408 if (className == null) { 14409 throw new IllegalArgumentException( 14410 "Unknown package: " + packageName); 14411 } 14412 throw new IllegalArgumentException( 14413 "Unknown component: " + packageName 14414 + "/" + className); 14415 } 14416 // Allow root and verify that userId is not being specified by a different user 14417 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14418 throw new SecurityException( 14419 "Permission Denial: attempt to change component state from pid=" 14420 + Binder.getCallingPid() 14421 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14422 } 14423 if (className == null) { 14424 // We're dealing with an application/package level state change 14425 if (pkgSetting.getEnabled(userId) == newState) { 14426 // Nothing to do 14427 return; 14428 } 14429 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14430 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14431 // Don't care about who enables an app. 14432 callingPackage = null; 14433 } 14434 pkgSetting.setEnabled(newState, userId, callingPackage); 14435 // pkgSetting.pkg.mSetEnabled = newState; 14436 } else { 14437 // We're dealing with a component level state change 14438 // First, verify that this is a valid class name. 14439 PackageParser.Package pkg = pkgSetting.pkg; 14440 if (pkg == null || !pkg.hasComponentClassName(className)) { 14441 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14442 throw new IllegalArgumentException("Component class " + className 14443 + " does not exist in " + packageName); 14444 } else { 14445 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14446 + className + " does not exist in " + packageName); 14447 } 14448 } 14449 switch (newState) { 14450 case COMPONENT_ENABLED_STATE_ENABLED: 14451 if (!pkgSetting.enableComponentLPw(className, userId)) { 14452 return; 14453 } 14454 break; 14455 case COMPONENT_ENABLED_STATE_DISABLED: 14456 if (!pkgSetting.disableComponentLPw(className, userId)) { 14457 return; 14458 } 14459 break; 14460 case COMPONENT_ENABLED_STATE_DEFAULT: 14461 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14462 return; 14463 } 14464 break; 14465 default: 14466 Slog.e(TAG, "Invalid new component state: " + newState); 14467 return; 14468 } 14469 } 14470 scheduleWritePackageRestrictionsLocked(userId); 14471 components = mPendingBroadcasts.get(userId, packageName); 14472 final boolean newPackage = components == null; 14473 if (newPackage) { 14474 components = new ArrayList<String>(); 14475 } 14476 if (!components.contains(componentName)) { 14477 components.add(componentName); 14478 } 14479 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14480 sendNow = true; 14481 // Purge entry from pending broadcast list if another one exists already 14482 // since we are sending one right away. 14483 mPendingBroadcasts.remove(userId, packageName); 14484 } else { 14485 if (newPackage) { 14486 mPendingBroadcasts.put(userId, packageName, components); 14487 } 14488 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14489 // Schedule a message 14490 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14491 } 14492 } 14493 } 14494 14495 long callingId = Binder.clearCallingIdentity(); 14496 try { 14497 if (sendNow) { 14498 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14499 sendPackageChangedBroadcast(packageName, 14500 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14501 } 14502 } finally { 14503 Binder.restoreCallingIdentity(callingId); 14504 } 14505 } 14506 14507 private void sendPackageChangedBroadcast(String packageName, 14508 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14509 if (DEBUG_INSTALL) 14510 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14511 + componentNames); 14512 Bundle extras = new Bundle(4); 14513 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14514 String nameList[] = new String[componentNames.size()]; 14515 componentNames.toArray(nameList); 14516 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14517 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14518 extras.putInt(Intent.EXTRA_UID, packageUid); 14519 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14520 new int[] {UserHandle.getUserId(packageUid)}); 14521 } 14522 14523 @Override 14524 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14525 if (!sUserManager.exists(userId)) return; 14526 final int uid = Binder.getCallingUid(); 14527 final int permission = mContext.checkCallingOrSelfPermission( 14528 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14529 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14530 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14531 // writer 14532 synchronized (mPackages) { 14533 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14534 allowedByPermission, uid, userId)) { 14535 scheduleWritePackageRestrictionsLocked(userId); 14536 } 14537 } 14538 } 14539 14540 @Override 14541 public String getInstallerPackageName(String packageName) { 14542 // reader 14543 synchronized (mPackages) { 14544 return mSettings.getInstallerPackageNameLPr(packageName); 14545 } 14546 } 14547 14548 @Override 14549 public int getApplicationEnabledSetting(String packageName, int userId) { 14550 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14551 int uid = Binder.getCallingUid(); 14552 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14553 // reader 14554 synchronized (mPackages) { 14555 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14556 } 14557 } 14558 14559 @Override 14560 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14561 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14562 int uid = Binder.getCallingUid(); 14563 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14564 // reader 14565 synchronized (mPackages) { 14566 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14567 } 14568 } 14569 14570 @Override 14571 public void enterSafeMode() { 14572 enforceSystemOrRoot("Only the system can request entering safe mode"); 14573 14574 if (!mSystemReady) { 14575 mSafeMode = true; 14576 } 14577 } 14578 14579 @Override 14580 public void systemReady() { 14581 mSystemReady = true; 14582 14583 // Read the compatibilty setting when the system is ready. 14584 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14585 mContext.getContentResolver(), 14586 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14587 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14588 if (DEBUG_SETTINGS) { 14589 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14590 } 14591 14592 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14593 14594 synchronized (mPackages) { 14595 // Verify that all of the preferred activity components actually 14596 // exist. It is possible for applications to be updated and at 14597 // that point remove a previously declared activity component that 14598 // had been set as a preferred activity. We try to clean this up 14599 // the next time we encounter that preferred activity, but it is 14600 // possible for the user flow to never be able to return to that 14601 // situation so here we do a sanity check to make sure we haven't 14602 // left any junk around. 14603 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14604 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14605 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14606 removed.clear(); 14607 for (PreferredActivity pa : pir.filterSet()) { 14608 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14609 removed.add(pa); 14610 } 14611 } 14612 if (removed.size() > 0) { 14613 for (int r=0; r<removed.size(); r++) { 14614 PreferredActivity pa = removed.get(r); 14615 Slog.w(TAG, "Removing dangling preferred activity: " 14616 + pa.mPref.mComponent); 14617 pir.removeFilter(pa); 14618 } 14619 mSettings.writePackageRestrictionsLPr( 14620 mSettings.mPreferredActivities.keyAt(i)); 14621 } 14622 } 14623 14624 for (int userId : UserManagerService.getInstance().getUserIds()) { 14625 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14626 grantPermissionsUserIds = ArrayUtils.appendInt( 14627 grantPermissionsUserIds, userId); 14628 } 14629 } 14630 } 14631 sUserManager.systemReady(); 14632 14633 // If we upgraded grant all default permissions before kicking off. 14634 for (int userId : grantPermissionsUserIds) { 14635 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14636 } 14637 14638 // Kick off any messages waiting for system ready 14639 if (mPostSystemReadyMessages != null) { 14640 for (Message msg : mPostSystemReadyMessages) { 14641 msg.sendToTarget(); 14642 } 14643 mPostSystemReadyMessages = null; 14644 } 14645 14646 // Watch for external volumes that come and go over time 14647 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14648 storage.registerListener(mStorageListener); 14649 14650 mInstallerService.systemReady(); 14651 mPackageDexOptimizer.systemReady(); 14652 14653 MountServiceInternal mountServiceInternal = LocalServices.getService( 14654 MountServiceInternal.class); 14655 mountServiceInternal.addExternalStoragePolicy( 14656 new MountServiceInternal.ExternalStorageMountPolicy() { 14657 @Override 14658 public int getMountMode(int uid, String packageName) { 14659 if (Process.isIsolated(uid)) { 14660 return Zygote.MOUNT_EXTERNAL_NONE; 14661 } 14662 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14663 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14664 } 14665 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14666 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14667 } 14668 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14669 return Zygote.MOUNT_EXTERNAL_READ; 14670 } 14671 return Zygote.MOUNT_EXTERNAL_WRITE; 14672 } 14673 14674 @Override 14675 public boolean hasExternalStorage(int uid, String packageName) { 14676 return true; 14677 } 14678 }); 14679 } 14680 14681 @Override 14682 public boolean isSafeMode() { 14683 return mSafeMode; 14684 } 14685 14686 @Override 14687 public boolean hasSystemUidErrors() { 14688 return mHasSystemUidErrors; 14689 } 14690 14691 static String arrayToString(int[] array) { 14692 StringBuffer buf = new StringBuffer(128); 14693 buf.append('['); 14694 if (array != null) { 14695 for (int i=0; i<array.length; i++) { 14696 if (i > 0) buf.append(", "); 14697 buf.append(array[i]); 14698 } 14699 } 14700 buf.append(']'); 14701 return buf.toString(); 14702 } 14703 14704 static class DumpState { 14705 public static final int DUMP_LIBS = 1 << 0; 14706 public static final int DUMP_FEATURES = 1 << 1; 14707 public static final int DUMP_RESOLVERS = 1 << 2; 14708 public static final int DUMP_PERMISSIONS = 1 << 3; 14709 public static final int DUMP_PACKAGES = 1 << 4; 14710 public static final int DUMP_SHARED_USERS = 1 << 5; 14711 public static final int DUMP_MESSAGES = 1 << 6; 14712 public static final int DUMP_PROVIDERS = 1 << 7; 14713 public static final int DUMP_VERIFIERS = 1 << 8; 14714 public static final int DUMP_PREFERRED = 1 << 9; 14715 public static final int DUMP_PREFERRED_XML = 1 << 10; 14716 public static final int DUMP_KEYSETS = 1 << 11; 14717 public static final int DUMP_VERSION = 1 << 12; 14718 public static final int DUMP_INSTALLS = 1 << 13; 14719 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14720 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14721 14722 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14723 14724 private int mTypes; 14725 14726 private int mOptions; 14727 14728 private boolean mTitlePrinted; 14729 14730 private SharedUserSetting mSharedUser; 14731 14732 public boolean isDumping(int type) { 14733 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14734 return true; 14735 } 14736 14737 return (mTypes & type) != 0; 14738 } 14739 14740 public void setDump(int type) { 14741 mTypes |= type; 14742 } 14743 14744 public boolean isOptionEnabled(int option) { 14745 return (mOptions & option) != 0; 14746 } 14747 14748 public void setOptionEnabled(int option) { 14749 mOptions |= option; 14750 } 14751 14752 public boolean onTitlePrinted() { 14753 final boolean printed = mTitlePrinted; 14754 mTitlePrinted = true; 14755 return printed; 14756 } 14757 14758 public boolean getTitlePrinted() { 14759 return mTitlePrinted; 14760 } 14761 14762 public void setTitlePrinted(boolean enabled) { 14763 mTitlePrinted = enabled; 14764 } 14765 14766 public SharedUserSetting getSharedUser() { 14767 return mSharedUser; 14768 } 14769 14770 public void setSharedUser(SharedUserSetting user) { 14771 mSharedUser = user; 14772 } 14773 } 14774 14775 @Override 14776 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14777 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14778 != PackageManager.PERMISSION_GRANTED) { 14779 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14780 + Binder.getCallingPid() 14781 + ", uid=" + Binder.getCallingUid() 14782 + " without permission " 14783 + android.Manifest.permission.DUMP); 14784 return; 14785 } 14786 14787 DumpState dumpState = new DumpState(); 14788 boolean fullPreferred = false; 14789 boolean checkin = false; 14790 14791 String packageName = null; 14792 ArraySet<String> permissionNames = null; 14793 14794 int opti = 0; 14795 while (opti < args.length) { 14796 String opt = args[opti]; 14797 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14798 break; 14799 } 14800 opti++; 14801 14802 if ("-a".equals(opt)) { 14803 // Right now we only know how to print all. 14804 } else if ("-h".equals(opt)) { 14805 pw.println("Package manager dump options:"); 14806 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14807 pw.println(" --checkin: dump for a checkin"); 14808 pw.println(" -f: print details of intent filters"); 14809 pw.println(" -h: print this help"); 14810 pw.println(" cmd may be one of:"); 14811 pw.println(" l[ibraries]: list known shared libraries"); 14812 pw.println(" f[ibraries]: list device features"); 14813 pw.println(" k[eysets]: print known keysets"); 14814 pw.println(" r[esolvers]: dump intent resolvers"); 14815 pw.println(" perm[issions]: dump permissions"); 14816 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14817 pw.println(" pref[erred]: print preferred package settings"); 14818 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14819 pw.println(" prov[iders]: dump content providers"); 14820 pw.println(" p[ackages]: dump installed packages"); 14821 pw.println(" s[hared-users]: dump shared user IDs"); 14822 pw.println(" m[essages]: print collected runtime messages"); 14823 pw.println(" v[erifiers]: print package verifier info"); 14824 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14825 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14826 pw.println(" version: print database version info"); 14827 pw.println(" write: write current settings now"); 14828 pw.println(" installs: details about install sessions"); 14829 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 14830 pw.println(" <package.name>: info about given package"); 14831 return; 14832 } else if ("--checkin".equals(opt)) { 14833 checkin = true; 14834 } else if ("-f".equals(opt)) { 14835 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14836 } else { 14837 pw.println("Unknown argument: " + opt + "; use -h for help"); 14838 } 14839 } 14840 14841 // Is the caller requesting to dump a particular piece of data? 14842 if (opti < args.length) { 14843 String cmd = args[opti]; 14844 opti++; 14845 // Is this a package name? 14846 if ("android".equals(cmd) || cmd.contains(".")) { 14847 packageName = cmd; 14848 // When dumping a single package, we always dump all of its 14849 // filter information since the amount of data will be reasonable. 14850 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14851 } else if ("check-permission".equals(cmd)) { 14852 if (opti >= args.length) { 14853 pw.println("Error: check-permission missing permission argument"); 14854 return; 14855 } 14856 String perm = args[opti]; 14857 opti++; 14858 if (opti >= args.length) { 14859 pw.println("Error: check-permission missing package argument"); 14860 return; 14861 } 14862 String pkg = args[opti]; 14863 opti++; 14864 int user = UserHandle.getUserId(Binder.getCallingUid()); 14865 if (opti < args.length) { 14866 try { 14867 user = Integer.parseInt(args[opti]); 14868 } catch (NumberFormatException e) { 14869 pw.println("Error: check-permission user argument is not a number: " 14870 + args[opti]); 14871 return; 14872 } 14873 } 14874 pw.println(checkPermission(perm, pkg, user)); 14875 return; 14876 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14877 dumpState.setDump(DumpState.DUMP_LIBS); 14878 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14879 dumpState.setDump(DumpState.DUMP_FEATURES); 14880 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14881 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14882 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14883 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14884 } else if ("permission".equals(cmd)) { 14885 if (opti >= args.length) { 14886 pw.println("Error: permission requires permission name"); 14887 return; 14888 } 14889 permissionNames = new ArraySet<>(); 14890 while (opti < args.length) { 14891 permissionNames.add(args[opti]); 14892 opti++; 14893 } 14894 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14895 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14896 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14897 dumpState.setDump(DumpState.DUMP_PREFERRED); 14898 } else if ("preferred-xml".equals(cmd)) { 14899 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14900 if (opti < args.length && "--full".equals(args[opti])) { 14901 fullPreferred = true; 14902 opti++; 14903 } 14904 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14905 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14906 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14907 dumpState.setDump(DumpState.DUMP_PACKAGES); 14908 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14909 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14910 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14911 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14912 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14913 dumpState.setDump(DumpState.DUMP_MESSAGES); 14914 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14915 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14916 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14917 || "intent-filter-verifiers".equals(cmd)) { 14918 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14919 } else if ("version".equals(cmd)) { 14920 dumpState.setDump(DumpState.DUMP_VERSION); 14921 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14922 dumpState.setDump(DumpState.DUMP_KEYSETS); 14923 } else if ("installs".equals(cmd)) { 14924 dumpState.setDump(DumpState.DUMP_INSTALLS); 14925 } else if ("write".equals(cmd)) { 14926 synchronized (mPackages) { 14927 mSettings.writeLPr(); 14928 pw.println("Settings written."); 14929 return; 14930 } 14931 } 14932 } 14933 14934 if (checkin) { 14935 pw.println("vers,1"); 14936 } 14937 14938 // reader 14939 synchronized (mPackages) { 14940 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14941 if (!checkin) { 14942 if (dumpState.onTitlePrinted()) 14943 pw.println(); 14944 pw.println("Database versions:"); 14945 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 14946 } 14947 } 14948 14949 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14950 if (!checkin) { 14951 if (dumpState.onTitlePrinted()) 14952 pw.println(); 14953 pw.println("Verifiers:"); 14954 pw.print(" Required: "); 14955 pw.print(mRequiredVerifierPackage); 14956 pw.print(" (uid="); 14957 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14958 pw.println(")"); 14959 } else if (mRequiredVerifierPackage != null) { 14960 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14961 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14962 } 14963 } 14964 14965 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14966 packageName == null) { 14967 if (mIntentFilterVerifierComponent != null) { 14968 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14969 if (!checkin) { 14970 if (dumpState.onTitlePrinted()) 14971 pw.println(); 14972 pw.println("Intent Filter Verifier:"); 14973 pw.print(" Using: "); 14974 pw.print(verifierPackageName); 14975 pw.print(" (uid="); 14976 pw.print(getPackageUid(verifierPackageName, 0)); 14977 pw.println(")"); 14978 } else if (verifierPackageName != null) { 14979 pw.print("ifv,"); pw.print(verifierPackageName); 14980 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14981 } 14982 } else { 14983 pw.println(); 14984 pw.println("No Intent Filter Verifier available!"); 14985 } 14986 } 14987 14988 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14989 boolean printedHeader = false; 14990 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14991 while (it.hasNext()) { 14992 String name = it.next(); 14993 SharedLibraryEntry ent = mSharedLibraries.get(name); 14994 if (!checkin) { 14995 if (!printedHeader) { 14996 if (dumpState.onTitlePrinted()) 14997 pw.println(); 14998 pw.println("Libraries:"); 14999 printedHeader = true; 15000 } 15001 pw.print(" "); 15002 } else { 15003 pw.print("lib,"); 15004 } 15005 pw.print(name); 15006 if (!checkin) { 15007 pw.print(" -> "); 15008 } 15009 if (ent.path != null) { 15010 if (!checkin) { 15011 pw.print("(jar) "); 15012 pw.print(ent.path); 15013 } else { 15014 pw.print(",jar,"); 15015 pw.print(ent.path); 15016 } 15017 } else { 15018 if (!checkin) { 15019 pw.print("(apk) "); 15020 pw.print(ent.apk); 15021 } else { 15022 pw.print(",apk,"); 15023 pw.print(ent.apk); 15024 } 15025 } 15026 pw.println(); 15027 } 15028 } 15029 15030 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15031 if (dumpState.onTitlePrinted()) 15032 pw.println(); 15033 if (!checkin) { 15034 pw.println("Features:"); 15035 } 15036 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15037 while (it.hasNext()) { 15038 String name = it.next(); 15039 if (!checkin) { 15040 pw.print(" "); 15041 } else { 15042 pw.print("feat,"); 15043 } 15044 pw.println(name); 15045 } 15046 } 15047 15048 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 15049 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15050 : "Activity Resolver Table:", " ", packageName, 15051 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15052 dumpState.setTitlePrinted(true); 15053 } 15054 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15055 : "Receiver Resolver Table:", " ", packageName, 15056 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15057 dumpState.setTitlePrinted(true); 15058 } 15059 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15060 : "Service Resolver Table:", " ", packageName, 15061 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15062 dumpState.setTitlePrinted(true); 15063 } 15064 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15065 : "Provider Resolver Table:", " ", packageName, 15066 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15067 dumpState.setTitlePrinted(true); 15068 } 15069 } 15070 15071 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15072 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15073 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15074 int user = mSettings.mPreferredActivities.keyAt(i); 15075 if (pir.dump(pw, 15076 dumpState.getTitlePrinted() 15077 ? "\nPreferred Activities User " + user + ":" 15078 : "Preferred Activities User " + user + ":", " ", 15079 packageName, true, false)) { 15080 dumpState.setTitlePrinted(true); 15081 } 15082 } 15083 } 15084 15085 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15086 pw.flush(); 15087 FileOutputStream fout = new FileOutputStream(fd); 15088 BufferedOutputStream str = new BufferedOutputStream(fout); 15089 XmlSerializer serializer = new FastXmlSerializer(); 15090 try { 15091 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15092 serializer.startDocument(null, true); 15093 serializer.setFeature( 15094 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15095 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15096 serializer.endDocument(); 15097 serializer.flush(); 15098 } catch (IllegalArgumentException e) { 15099 pw.println("Failed writing: " + e); 15100 } catch (IllegalStateException e) { 15101 pw.println("Failed writing: " + e); 15102 } catch (IOException e) { 15103 pw.println("Failed writing: " + e); 15104 } 15105 } 15106 15107 if (!checkin 15108 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15109 && packageName == null) { 15110 pw.println(); 15111 int count = mSettings.mPackages.size(); 15112 if (count == 0) { 15113 pw.println("No applications!"); 15114 pw.println(); 15115 } else { 15116 final String prefix = " "; 15117 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15118 if (allPackageSettings.size() == 0) { 15119 pw.println("No domain preferred apps!"); 15120 pw.println(); 15121 } else { 15122 pw.println("App verification status:"); 15123 pw.println(); 15124 count = 0; 15125 for (PackageSetting ps : allPackageSettings) { 15126 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15127 if (ivi == null || ivi.getPackageName() == null) continue; 15128 pw.println(prefix + "Package: " + ivi.getPackageName()); 15129 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15130 pw.println(prefix + "Status: " + ivi.getStatusString()); 15131 pw.println(); 15132 count++; 15133 } 15134 if (count == 0) { 15135 pw.println(prefix + "No app verification established."); 15136 pw.println(); 15137 } 15138 for (int userId : sUserManager.getUserIds()) { 15139 pw.println("App linkages for user " + userId + ":"); 15140 pw.println(); 15141 count = 0; 15142 for (PackageSetting ps : allPackageSettings) { 15143 final long status = ps.getDomainVerificationStatusForUser(userId); 15144 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15145 continue; 15146 } 15147 pw.println(prefix + "Package: " + ps.name); 15148 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15149 String statusStr = IntentFilterVerificationInfo. 15150 getStatusStringFromValue(status); 15151 pw.println(prefix + "Status: " + statusStr); 15152 pw.println(); 15153 count++; 15154 } 15155 if (count == 0) { 15156 pw.println(prefix + "No configured app linkages."); 15157 pw.println(); 15158 } 15159 } 15160 } 15161 } 15162 } 15163 15164 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15165 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15166 if (packageName == null && permissionNames == null) { 15167 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15168 if (iperm == 0) { 15169 if (dumpState.onTitlePrinted()) 15170 pw.println(); 15171 pw.println("AppOp Permissions:"); 15172 } 15173 pw.print(" AppOp Permission "); 15174 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15175 pw.println(":"); 15176 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15177 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15178 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15179 } 15180 } 15181 } 15182 } 15183 15184 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15185 boolean printedSomething = false; 15186 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15187 if (packageName != null && !packageName.equals(p.info.packageName)) { 15188 continue; 15189 } 15190 if (!printedSomething) { 15191 if (dumpState.onTitlePrinted()) 15192 pw.println(); 15193 pw.println("Registered ContentProviders:"); 15194 printedSomething = true; 15195 } 15196 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15197 pw.print(" "); pw.println(p.toString()); 15198 } 15199 printedSomething = false; 15200 for (Map.Entry<String, PackageParser.Provider> entry : 15201 mProvidersByAuthority.entrySet()) { 15202 PackageParser.Provider p = entry.getValue(); 15203 if (packageName != null && !packageName.equals(p.info.packageName)) { 15204 continue; 15205 } 15206 if (!printedSomething) { 15207 if (dumpState.onTitlePrinted()) 15208 pw.println(); 15209 pw.println("ContentProvider Authorities:"); 15210 printedSomething = true; 15211 } 15212 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15213 pw.print(" "); pw.println(p.toString()); 15214 if (p.info != null && p.info.applicationInfo != null) { 15215 final String appInfo = p.info.applicationInfo.toString(); 15216 pw.print(" applicationInfo="); pw.println(appInfo); 15217 } 15218 } 15219 } 15220 15221 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15222 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15223 } 15224 15225 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15226 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15227 } 15228 15229 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15230 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15231 } 15232 15233 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15234 // XXX should handle packageName != null by dumping only install data that 15235 // the given package is involved with. 15236 if (dumpState.onTitlePrinted()) pw.println(); 15237 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15238 } 15239 15240 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15241 if (dumpState.onTitlePrinted()) pw.println(); 15242 mSettings.dumpReadMessagesLPr(pw, dumpState); 15243 15244 pw.println(); 15245 pw.println("Package warning messages:"); 15246 BufferedReader in = null; 15247 String line = null; 15248 try { 15249 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15250 while ((line = in.readLine()) != null) { 15251 if (line.contains("ignored: updated version")) continue; 15252 pw.println(line); 15253 } 15254 } catch (IOException ignored) { 15255 } finally { 15256 IoUtils.closeQuietly(in); 15257 } 15258 } 15259 15260 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15261 BufferedReader in = null; 15262 String line = null; 15263 try { 15264 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15265 while ((line = in.readLine()) != null) { 15266 if (line.contains("ignored: updated version")) continue; 15267 pw.print("msg,"); 15268 pw.println(line); 15269 } 15270 } catch (IOException ignored) { 15271 } finally { 15272 IoUtils.closeQuietly(in); 15273 } 15274 } 15275 } 15276 } 15277 15278 private String dumpDomainString(String packageName) { 15279 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15280 List<IntentFilter> filters = getAllIntentFilters(packageName); 15281 15282 ArraySet<String> result = new ArraySet<>(); 15283 if (iviList.size() > 0) { 15284 for (IntentFilterVerificationInfo ivi : iviList) { 15285 for (String host : ivi.getDomains()) { 15286 result.add(host); 15287 } 15288 } 15289 } 15290 if (filters != null && filters.size() > 0) { 15291 for (IntentFilter filter : filters) { 15292 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15293 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15294 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15295 result.addAll(filter.getHostsList()); 15296 } 15297 } 15298 } 15299 15300 StringBuilder sb = new StringBuilder(result.size() * 16); 15301 for (String domain : result) { 15302 if (sb.length() > 0) sb.append(" "); 15303 sb.append(domain); 15304 } 15305 return sb.toString(); 15306 } 15307 15308 // ------- apps on sdcard specific code ------- 15309 static final boolean DEBUG_SD_INSTALL = false; 15310 15311 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15312 15313 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15314 15315 private boolean mMediaMounted = false; 15316 15317 static String getEncryptKey() { 15318 try { 15319 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15320 SD_ENCRYPTION_KEYSTORE_NAME); 15321 if (sdEncKey == null) { 15322 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15323 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15324 if (sdEncKey == null) { 15325 Slog.e(TAG, "Failed to create encryption keys"); 15326 return null; 15327 } 15328 } 15329 return sdEncKey; 15330 } catch (NoSuchAlgorithmException nsae) { 15331 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15332 return null; 15333 } catch (IOException ioe) { 15334 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15335 return null; 15336 } 15337 } 15338 15339 /* 15340 * Update media status on PackageManager. 15341 */ 15342 @Override 15343 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15344 int callingUid = Binder.getCallingUid(); 15345 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15346 throw new SecurityException("Media status can only be updated by the system"); 15347 } 15348 // reader; this apparently protects mMediaMounted, but should probably 15349 // be a different lock in that case. 15350 synchronized (mPackages) { 15351 Log.i(TAG, "Updating external media status from " 15352 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15353 + (mediaStatus ? "mounted" : "unmounted")); 15354 if (DEBUG_SD_INSTALL) 15355 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15356 + ", mMediaMounted=" + mMediaMounted); 15357 if (mediaStatus == mMediaMounted) { 15358 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15359 : 0, -1); 15360 mHandler.sendMessage(msg); 15361 return; 15362 } 15363 mMediaMounted = mediaStatus; 15364 } 15365 // Queue up an async operation since the package installation may take a 15366 // little while. 15367 mHandler.post(new Runnable() { 15368 public void run() { 15369 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15370 } 15371 }); 15372 } 15373 15374 /** 15375 * Called by MountService when the initial ASECs to scan are available. 15376 * Should block until all the ASEC containers are finished being scanned. 15377 */ 15378 public void scanAvailableAsecs() { 15379 updateExternalMediaStatusInner(true, false, false); 15380 if (mShouldRestoreconData) { 15381 SELinuxMMAC.setRestoreconDone(); 15382 mShouldRestoreconData = false; 15383 } 15384 } 15385 15386 /* 15387 * Collect information of applications on external media, map them against 15388 * existing containers and update information based on current mount status. 15389 * Please note that we always have to report status if reportStatus has been 15390 * set to true especially when unloading packages. 15391 */ 15392 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15393 boolean externalStorage) { 15394 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15395 int[] uidArr = EmptyArray.INT; 15396 15397 final String[] list = PackageHelper.getSecureContainerList(); 15398 if (ArrayUtils.isEmpty(list)) { 15399 Log.i(TAG, "No secure containers found"); 15400 } else { 15401 // Process list of secure containers and categorize them 15402 // as active or stale based on their package internal state. 15403 15404 // reader 15405 synchronized (mPackages) { 15406 for (String cid : list) { 15407 // Leave stages untouched for now; installer service owns them 15408 if (PackageInstallerService.isStageName(cid)) continue; 15409 15410 if (DEBUG_SD_INSTALL) 15411 Log.i(TAG, "Processing container " + cid); 15412 String pkgName = getAsecPackageName(cid); 15413 if (pkgName == null) { 15414 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15415 continue; 15416 } 15417 if (DEBUG_SD_INSTALL) 15418 Log.i(TAG, "Looking for pkg : " + pkgName); 15419 15420 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15421 if (ps == null) { 15422 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15423 continue; 15424 } 15425 15426 /* 15427 * Skip packages that are not external if we're unmounting 15428 * external storage. 15429 */ 15430 if (externalStorage && !isMounted && !isExternal(ps)) { 15431 continue; 15432 } 15433 15434 final AsecInstallArgs args = new AsecInstallArgs(cid, 15435 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15436 // The package status is changed only if the code path 15437 // matches between settings and the container id. 15438 if (ps.codePathString != null 15439 && ps.codePathString.startsWith(args.getCodePath())) { 15440 if (DEBUG_SD_INSTALL) { 15441 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15442 + " at code path: " + ps.codePathString); 15443 } 15444 15445 // We do have a valid package installed on sdcard 15446 processCids.put(args, ps.codePathString); 15447 final int uid = ps.appId; 15448 if (uid != -1) { 15449 uidArr = ArrayUtils.appendInt(uidArr, uid); 15450 } 15451 } else { 15452 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15453 + ps.codePathString); 15454 } 15455 } 15456 } 15457 15458 Arrays.sort(uidArr); 15459 } 15460 15461 // Process packages with valid entries. 15462 if (isMounted) { 15463 if (DEBUG_SD_INSTALL) 15464 Log.i(TAG, "Loading packages"); 15465 loadMediaPackages(processCids, uidArr); 15466 startCleaningPackages(); 15467 mInstallerService.onSecureContainersAvailable(); 15468 } else { 15469 if (DEBUG_SD_INSTALL) 15470 Log.i(TAG, "Unloading packages"); 15471 unloadMediaPackages(processCids, uidArr, reportStatus); 15472 } 15473 } 15474 15475 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15476 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15477 final int size = infos.size(); 15478 final String[] packageNames = new String[size]; 15479 final int[] packageUids = new int[size]; 15480 for (int i = 0; i < size; i++) { 15481 final ApplicationInfo info = infos.get(i); 15482 packageNames[i] = info.packageName; 15483 packageUids[i] = info.uid; 15484 } 15485 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15486 finishedReceiver); 15487 } 15488 15489 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15490 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15491 sendResourcesChangedBroadcast(mediaStatus, replacing, 15492 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15493 } 15494 15495 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15496 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15497 int size = pkgList.length; 15498 if (size > 0) { 15499 // Send broadcasts here 15500 Bundle extras = new Bundle(); 15501 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15502 if (uidArr != null) { 15503 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15504 } 15505 if (replacing) { 15506 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15507 } 15508 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15509 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15510 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15511 } 15512 } 15513 15514 /* 15515 * Look at potentially valid container ids from processCids If package 15516 * information doesn't match the one on record or package scanning fails, 15517 * the cid is added to list of removeCids. We currently don't delete stale 15518 * containers. 15519 */ 15520 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15521 ArrayList<String> pkgList = new ArrayList<String>(); 15522 Set<AsecInstallArgs> keys = processCids.keySet(); 15523 15524 for (AsecInstallArgs args : keys) { 15525 String codePath = processCids.get(args); 15526 if (DEBUG_SD_INSTALL) 15527 Log.i(TAG, "Loading container : " + args.cid); 15528 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15529 try { 15530 // Make sure there are no container errors first. 15531 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15532 Slog.e(TAG, "Failed to mount cid : " + args.cid 15533 + " when installing from sdcard"); 15534 continue; 15535 } 15536 // Check code path here. 15537 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15538 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15539 + " does not match one in settings " + codePath); 15540 continue; 15541 } 15542 // Parse package 15543 int parseFlags = mDefParseFlags; 15544 if (args.isExternalAsec()) { 15545 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15546 } 15547 if (args.isFwdLocked()) { 15548 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15549 } 15550 15551 synchronized (mInstallLock) { 15552 PackageParser.Package pkg = null; 15553 try { 15554 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15555 } catch (PackageManagerException e) { 15556 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15557 } 15558 // Scan the package 15559 if (pkg != null) { 15560 /* 15561 * TODO why is the lock being held? doPostInstall is 15562 * called in other places without the lock. This needs 15563 * to be straightened out. 15564 */ 15565 // writer 15566 synchronized (mPackages) { 15567 retCode = PackageManager.INSTALL_SUCCEEDED; 15568 pkgList.add(pkg.packageName); 15569 // Post process args 15570 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15571 pkg.applicationInfo.uid); 15572 } 15573 } else { 15574 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15575 } 15576 } 15577 15578 } finally { 15579 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15580 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15581 } 15582 } 15583 } 15584 // writer 15585 synchronized (mPackages) { 15586 // If the platform SDK has changed since the last time we booted, 15587 // we need to re-grant app permission to catch any new ones that 15588 // appear. This is really a hack, and means that apps can in some 15589 // cases get permissions that the user didn't initially explicitly 15590 // allow... it would be nice to have some better way to handle 15591 // this situation. 15592 final VersionInfo ver = mSettings.getExternalVersion(); 15593 15594 int updateFlags = UPDATE_PERMISSIONS_ALL; 15595 if (ver.sdkVersion != mSdkVersion) { 15596 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15597 + mSdkVersion + "; regranting permissions for external"); 15598 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15599 } 15600 updatePermissionsLPw(null, null, updateFlags); 15601 15602 // Yay, everything is now upgraded 15603 ver.forceCurrent(); 15604 15605 // can downgrade to reader 15606 // Persist settings 15607 mSettings.writeLPr(); 15608 } 15609 // Send a broadcast to let everyone know we are done processing 15610 if (pkgList.size() > 0) { 15611 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15612 } 15613 } 15614 15615 /* 15616 * Utility method to unload a list of specified containers 15617 */ 15618 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15619 // Just unmount all valid containers. 15620 for (AsecInstallArgs arg : cidArgs) { 15621 synchronized (mInstallLock) { 15622 arg.doPostDeleteLI(false); 15623 } 15624 } 15625 } 15626 15627 /* 15628 * Unload packages mounted on external media. This involves deleting package 15629 * data from internal structures, sending broadcasts about diabled packages, 15630 * gc'ing to free up references, unmounting all secure containers 15631 * corresponding to packages on external media, and posting a 15632 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15633 * that we always have to post this message if status has been requested no 15634 * matter what. 15635 */ 15636 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15637 final boolean reportStatus) { 15638 if (DEBUG_SD_INSTALL) 15639 Log.i(TAG, "unloading media packages"); 15640 ArrayList<String> pkgList = new ArrayList<String>(); 15641 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15642 final Set<AsecInstallArgs> keys = processCids.keySet(); 15643 for (AsecInstallArgs args : keys) { 15644 String pkgName = args.getPackageName(); 15645 if (DEBUG_SD_INSTALL) 15646 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15647 // Delete package internally 15648 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15649 synchronized (mInstallLock) { 15650 boolean res = deletePackageLI(pkgName, null, false, null, null, 15651 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15652 if (res) { 15653 pkgList.add(pkgName); 15654 } else { 15655 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15656 failedList.add(args); 15657 } 15658 } 15659 } 15660 15661 // reader 15662 synchronized (mPackages) { 15663 // We didn't update the settings after removing each package; 15664 // write them now for all packages. 15665 mSettings.writeLPr(); 15666 } 15667 15668 // We have to absolutely send UPDATED_MEDIA_STATUS only 15669 // after confirming that all the receivers processed the ordered 15670 // broadcast when packages get disabled, force a gc to clean things up. 15671 // and unload all the containers. 15672 if (pkgList.size() > 0) { 15673 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15674 new IIntentReceiver.Stub() { 15675 public void performReceive(Intent intent, int resultCode, String data, 15676 Bundle extras, boolean ordered, boolean sticky, 15677 int sendingUser) throws RemoteException { 15678 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15679 reportStatus ? 1 : 0, 1, keys); 15680 mHandler.sendMessage(msg); 15681 } 15682 }); 15683 } else { 15684 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15685 keys); 15686 mHandler.sendMessage(msg); 15687 } 15688 } 15689 15690 private void loadPrivatePackages(final VolumeInfo vol) { 15691 mHandler.post(new Runnable() { 15692 @Override 15693 public void run() { 15694 loadPrivatePackagesInner(vol); 15695 } 15696 }); 15697 } 15698 15699 private void loadPrivatePackagesInner(VolumeInfo vol) { 15700 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15701 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15702 15703 final VersionInfo ver; 15704 final List<PackageSetting> packages; 15705 synchronized (mPackages) { 15706 ver = mSettings.findOrCreateVersion(vol.fsUuid); 15707 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15708 } 15709 15710 for (PackageSetting ps : packages) { 15711 synchronized (mInstallLock) { 15712 final PackageParser.Package pkg; 15713 try { 15714 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15715 loaded.add(pkg.applicationInfo); 15716 } catch (PackageManagerException e) { 15717 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15718 } 15719 15720 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15721 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15722 } 15723 } 15724 } 15725 15726 synchronized (mPackages) { 15727 int updateFlags = UPDATE_PERMISSIONS_ALL; 15728 if (ver.sdkVersion != mSdkVersion) { 15729 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15730 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15731 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15732 } 15733 updatePermissionsLPw(null, null, updateFlags); 15734 15735 // Yay, everything is now upgraded 15736 ver.forceCurrent(); 15737 15738 mSettings.writeLPr(); 15739 } 15740 15741 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15742 sendResourcesChangedBroadcast(true, false, loaded, null); 15743 } 15744 15745 private void unloadPrivatePackages(final VolumeInfo vol) { 15746 mHandler.post(new Runnable() { 15747 @Override 15748 public void run() { 15749 unloadPrivatePackagesInner(vol); 15750 } 15751 }); 15752 } 15753 15754 private void unloadPrivatePackagesInner(VolumeInfo vol) { 15755 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15756 synchronized (mInstallLock) { 15757 synchronized (mPackages) { 15758 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15759 for (PackageSetting ps : packages) { 15760 if (ps.pkg == null) continue; 15761 15762 final ApplicationInfo info = ps.pkg.applicationInfo; 15763 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15764 if (deletePackageLI(ps.name, null, false, null, null, 15765 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15766 unloaded.add(info); 15767 } else { 15768 Slog.w(TAG, "Failed to unload " + ps.codePath); 15769 } 15770 } 15771 15772 mSettings.writeLPr(); 15773 } 15774 } 15775 15776 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15777 sendResourcesChangedBroadcast(false, false, unloaded, null); 15778 } 15779 15780 /** 15781 * Examine all users present on given mounted volume, and destroy data 15782 * belonging to users that are no longer valid, or whose user ID has been 15783 * recycled. 15784 */ 15785 private void reconcileUsers(String volumeUuid) { 15786 final File[] files = FileUtils 15787 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15788 for (File file : files) { 15789 if (!file.isDirectory()) continue; 15790 15791 final int userId; 15792 final UserInfo info; 15793 try { 15794 userId = Integer.parseInt(file.getName()); 15795 info = sUserManager.getUserInfo(userId); 15796 } catch (NumberFormatException e) { 15797 Slog.w(TAG, "Invalid user directory " + file); 15798 continue; 15799 } 15800 15801 boolean destroyUser = false; 15802 if (info == null) { 15803 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15804 + " because no matching user was found"); 15805 destroyUser = true; 15806 } else { 15807 try { 15808 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15809 } catch (IOException e) { 15810 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15811 + " because we failed to enforce serial number: " + e); 15812 destroyUser = true; 15813 } 15814 } 15815 15816 if (destroyUser) { 15817 synchronized (mInstallLock) { 15818 mInstaller.removeUserDataDirs(volumeUuid, userId); 15819 } 15820 } 15821 } 15822 15823 final UserManager um = mContext.getSystemService(UserManager.class); 15824 for (UserInfo user : um.getUsers()) { 15825 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15826 if (userDir.exists()) continue; 15827 15828 try { 15829 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15830 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15831 } catch (IOException e) { 15832 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15833 } 15834 } 15835 } 15836 15837 /** 15838 * Examine all apps present on given mounted volume, and destroy apps that 15839 * aren't expected, either due to uninstallation or reinstallation on 15840 * another volume. 15841 */ 15842 private void reconcileApps(String volumeUuid) { 15843 final File[] files = FileUtils 15844 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15845 for (File file : files) { 15846 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15847 && !PackageInstallerService.isStageName(file.getName()); 15848 if (!isPackage) { 15849 // Ignore entries which are not packages 15850 continue; 15851 } 15852 15853 boolean destroyApp = false; 15854 String packageName = null; 15855 try { 15856 final PackageLite pkg = PackageParser.parsePackageLite(file, 15857 PackageParser.PARSE_MUST_BE_APK); 15858 packageName = pkg.packageName; 15859 15860 synchronized (mPackages) { 15861 final PackageSetting ps = mSettings.mPackages.get(packageName); 15862 if (ps == null) { 15863 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15864 + volumeUuid + " because we found no install record"); 15865 destroyApp = true; 15866 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15867 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15868 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15869 destroyApp = true; 15870 } 15871 } 15872 15873 } catch (PackageParserException e) { 15874 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15875 destroyApp = true; 15876 } 15877 15878 if (destroyApp) { 15879 synchronized (mInstallLock) { 15880 if (packageName != null) { 15881 removeDataDirsLI(volumeUuid, packageName); 15882 } 15883 if (file.isDirectory()) { 15884 mInstaller.rmPackageDir(file.getAbsolutePath()); 15885 } else { 15886 file.delete(); 15887 } 15888 } 15889 } 15890 } 15891 } 15892 15893 private void unfreezePackage(String packageName) { 15894 synchronized (mPackages) { 15895 final PackageSetting ps = mSettings.mPackages.get(packageName); 15896 if (ps != null) { 15897 ps.frozen = false; 15898 } 15899 } 15900 } 15901 15902 @Override 15903 public int movePackage(final String packageName, final String volumeUuid) { 15904 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15905 15906 final int moveId = mNextMoveId.getAndIncrement(); 15907 try { 15908 movePackageInternal(packageName, volumeUuid, moveId); 15909 } catch (PackageManagerException e) { 15910 Slog.w(TAG, "Failed to move " + packageName, e); 15911 mMoveCallbacks.notifyStatusChanged(moveId, 15912 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15913 } 15914 return moveId; 15915 } 15916 15917 private void movePackageInternal(final String packageName, final String volumeUuid, 15918 final int moveId) throws PackageManagerException { 15919 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15920 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15921 final PackageManager pm = mContext.getPackageManager(); 15922 15923 final boolean currentAsec; 15924 final String currentVolumeUuid; 15925 final File codeFile; 15926 final String installerPackageName; 15927 final String packageAbiOverride; 15928 final int appId; 15929 final String seinfo; 15930 final String label; 15931 15932 // reader 15933 synchronized (mPackages) { 15934 final PackageParser.Package pkg = mPackages.get(packageName); 15935 final PackageSetting ps = mSettings.mPackages.get(packageName); 15936 if (pkg == null || ps == null) { 15937 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15938 } 15939 15940 if (pkg.applicationInfo.isSystemApp()) { 15941 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15942 "Cannot move system application"); 15943 } 15944 15945 if (pkg.applicationInfo.isExternalAsec()) { 15946 currentAsec = true; 15947 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 15948 } else if (pkg.applicationInfo.isForwardLocked()) { 15949 currentAsec = true; 15950 currentVolumeUuid = "forward_locked"; 15951 } else { 15952 currentAsec = false; 15953 currentVolumeUuid = ps.volumeUuid; 15954 15955 final File probe = new File(pkg.codePath); 15956 final File probeOat = new File(probe, "oat"); 15957 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15958 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15959 "Move only supported for modern cluster style installs"); 15960 } 15961 } 15962 15963 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 15964 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15965 "Package already moved to " + volumeUuid); 15966 } 15967 15968 if (ps.frozen) { 15969 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15970 "Failed to move already frozen package"); 15971 } 15972 ps.frozen = true; 15973 15974 codeFile = new File(pkg.codePath); 15975 installerPackageName = ps.installerPackageName; 15976 packageAbiOverride = ps.cpuAbiOverrideString; 15977 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15978 seinfo = pkg.applicationInfo.seinfo; 15979 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15980 } 15981 15982 // Now that we're guarded by frozen state, kill app during move 15983 final long token = Binder.clearCallingIdentity(); 15984 try { 15985 killApplication(packageName, appId, "move pkg"); 15986 } finally { 15987 Binder.restoreCallingIdentity(token); 15988 } 15989 15990 final Bundle extras = new Bundle(); 15991 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15992 extras.putString(Intent.EXTRA_TITLE, label); 15993 mMoveCallbacks.notifyCreated(moveId, extras); 15994 15995 int installFlags; 15996 final boolean moveCompleteApp; 15997 final File measurePath; 15998 15999 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16000 installFlags = INSTALL_INTERNAL; 16001 moveCompleteApp = !currentAsec; 16002 measurePath = Environment.getDataAppDirectory(volumeUuid); 16003 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16004 installFlags = INSTALL_EXTERNAL; 16005 moveCompleteApp = false; 16006 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16007 } else { 16008 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16009 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16010 || !volume.isMountedWritable()) { 16011 unfreezePackage(packageName); 16012 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16013 "Move location not mounted private volume"); 16014 } 16015 16016 Preconditions.checkState(!currentAsec); 16017 16018 installFlags = INSTALL_INTERNAL; 16019 moveCompleteApp = true; 16020 measurePath = Environment.getDataAppDirectory(volumeUuid); 16021 } 16022 16023 final PackageStats stats = new PackageStats(null, -1); 16024 synchronized (mInstaller) { 16025 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16026 unfreezePackage(packageName); 16027 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16028 "Failed to measure package size"); 16029 } 16030 } 16031 16032 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16033 + stats.dataSize); 16034 16035 final long startFreeBytes = measurePath.getFreeSpace(); 16036 final long sizeBytes; 16037 if (moveCompleteApp) { 16038 sizeBytes = stats.codeSize + stats.dataSize; 16039 } else { 16040 sizeBytes = stats.codeSize; 16041 } 16042 16043 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16044 unfreezePackage(packageName); 16045 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16046 "Not enough free space to move"); 16047 } 16048 16049 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16050 16051 final CountDownLatch installedLatch = new CountDownLatch(1); 16052 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16053 @Override 16054 public void onUserActionRequired(Intent intent) throws RemoteException { 16055 throw new IllegalStateException(); 16056 } 16057 16058 @Override 16059 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16060 Bundle extras) throws RemoteException { 16061 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16062 + PackageManager.installStatusToString(returnCode, msg)); 16063 16064 installedLatch.countDown(); 16065 16066 // Regardless of success or failure of the move operation, 16067 // always unfreeze the package 16068 unfreezePackage(packageName); 16069 16070 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16071 switch (status) { 16072 case PackageInstaller.STATUS_SUCCESS: 16073 mMoveCallbacks.notifyStatusChanged(moveId, 16074 PackageManager.MOVE_SUCCEEDED); 16075 break; 16076 case PackageInstaller.STATUS_FAILURE_STORAGE: 16077 mMoveCallbacks.notifyStatusChanged(moveId, 16078 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16079 break; 16080 default: 16081 mMoveCallbacks.notifyStatusChanged(moveId, 16082 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16083 break; 16084 } 16085 } 16086 }; 16087 16088 final MoveInfo move; 16089 if (moveCompleteApp) { 16090 // Kick off a thread to report progress estimates 16091 new Thread() { 16092 @Override 16093 public void run() { 16094 while (true) { 16095 try { 16096 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16097 break; 16098 } 16099 } catch (InterruptedException ignored) { 16100 } 16101 16102 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16103 final int progress = 10 + (int) MathUtils.constrain( 16104 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16105 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16106 } 16107 } 16108 }.start(); 16109 16110 final String dataAppName = codeFile.getName(); 16111 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16112 dataAppName, appId, seinfo); 16113 } else { 16114 move = null; 16115 } 16116 16117 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16118 16119 final Message msg = mHandler.obtainMessage(INIT_COPY); 16120 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16121 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 16122 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16123 mHandler.sendMessage(msg); 16124 } 16125 16126 @Override 16127 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16128 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16129 16130 final int realMoveId = mNextMoveId.getAndIncrement(); 16131 final Bundle extras = new Bundle(); 16132 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16133 mMoveCallbacks.notifyCreated(realMoveId, extras); 16134 16135 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16136 @Override 16137 public void onCreated(int moveId, Bundle extras) { 16138 // Ignored 16139 } 16140 16141 @Override 16142 public void onStatusChanged(int moveId, int status, long estMillis) { 16143 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16144 } 16145 }; 16146 16147 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16148 storage.setPrimaryStorageUuid(volumeUuid, callback); 16149 return realMoveId; 16150 } 16151 16152 @Override 16153 public int getMoveStatus(int moveId) { 16154 mContext.enforceCallingOrSelfPermission( 16155 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16156 return mMoveCallbacks.mLastStatus.get(moveId); 16157 } 16158 16159 @Override 16160 public void registerMoveCallback(IPackageMoveObserver callback) { 16161 mContext.enforceCallingOrSelfPermission( 16162 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16163 mMoveCallbacks.register(callback); 16164 } 16165 16166 @Override 16167 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16168 mContext.enforceCallingOrSelfPermission( 16169 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16170 mMoveCallbacks.unregister(callback); 16171 } 16172 16173 @Override 16174 public boolean setInstallLocation(int loc) { 16175 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16176 null); 16177 if (getInstallLocation() == loc) { 16178 return true; 16179 } 16180 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16181 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16182 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16183 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16184 return true; 16185 } 16186 return false; 16187 } 16188 16189 @Override 16190 public int getInstallLocation() { 16191 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16192 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16193 PackageHelper.APP_INSTALL_AUTO); 16194 } 16195 16196 /** Called by UserManagerService */ 16197 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16198 mDirtyUsers.remove(userHandle); 16199 mSettings.removeUserLPw(userHandle); 16200 mPendingBroadcasts.remove(userHandle); 16201 if (mInstaller != null) { 16202 // Technically, we shouldn't be doing this with the package lock 16203 // held. However, this is very rare, and there is already so much 16204 // other disk I/O going on, that we'll let it slide for now. 16205 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16206 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16207 final String volumeUuid = vol.getFsUuid(); 16208 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16209 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16210 } 16211 } 16212 mUserNeedsBadging.delete(userHandle); 16213 removeUnusedPackagesLILPw(userManager, userHandle); 16214 } 16215 16216 /** 16217 * We're removing userHandle and would like to remove any downloaded packages 16218 * that are no longer in use by any other user. 16219 * @param userHandle the user being removed 16220 */ 16221 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16222 final boolean DEBUG_CLEAN_APKS = false; 16223 int [] users = userManager.getUserIdsLPr(); 16224 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16225 while (psit.hasNext()) { 16226 PackageSetting ps = psit.next(); 16227 if (ps.pkg == null) { 16228 continue; 16229 } 16230 final String packageName = ps.pkg.packageName; 16231 // Skip over if system app 16232 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16233 continue; 16234 } 16235 if (DEBUG_CLEAN_APKS) { 16236 Slog.i(TAG, "Checking package " + packageName); 16237 } 16238 boolean keep = false; 16239 for (int i = 0; i < users.length; i++) { 16240 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16241 keep = true; 16242 if (DEBUG_CLEAN_APKS) { 16243 Slog.i(TAG, " Keeping package " + packageName + " for user " 16244 + users[i]); 16245 } 16246 break; 16247 } 16248 } 16249 if (!keep) { 16250 if (DEBUG_CLEAN_APKS) { 16251 Slog.i(TAG, " Removing package " + packageName); 16252 } 16253 mHandler.post(new Runnable() { 16254 public void run() { 16255 deletePackageX(packageName, userHandle, 0); 16256 } //end run 16257 }); 16258 } 16259 } 16260 } 16261 16262 /** Called by UserManagerService */ 16263 void createNewUserLILPw(int userHandle) { 16264 if (mInstaller != null) { 16265 mInstaller.createUserConfig(userHandle); 16266 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16267 applyFactoryDefaultBrowserLPw(userHandle); 16268 primeDomainVerificationsLPw(userHandle); 16269 } 16270 } 16271 16272 void newUserCreated(final int userHandle) { 16273 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16274 } 16275 16276 @Override 16277 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16278 mContext.enforceCallingOrSelfPermission( 16279 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16280 "Only package verification agents can read the verifier device identity"); 16281 16282 synchronized (mPackages) { 16283 return mSettings.getVerifierDeviceIdentityLPw(); 16284 } 16285 } 16286 16287 @Override 16288 public void setPermissionEnforced(String permission, boolean enforced) { 16289 // TODO: Now that we no longer change GID for storage, this should to away. 16290 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16291 "setPermissionEnforced"); 16292 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16293 synchronized (mPackages) { 16294 if (mSettings.mReadExternalStorageEnforced == null 16295 || mSettings.mReadExternalStorageEnforced != enforced) { 16296 mSettings.mReadExternalStorageEnforced = enforced; 16297 mSettings.writeLPr(); 16298 } 16299 } 16300 // kill any non-foreground processes so we restart them and 16301 // grant/revoke the GID. 16302 final IActivityManager am = ActivityManagerNative.getDefault(); 16303 if (am != null) { 16304 final long token = Binder.clearCallingIdentity(); 16305 try { 16306 am.killProcessesBelowForeground("setPermissionEnforcement"); 16307 } catch (RemoteException e) { 16308 } finally { 16309 Binder.restoreCallingIdentity(token); 16310 } 16311 } 16312 } else { 16313 throw new IllegalArgumentException("No selective enforcement for " + permission); 16314 } 16315 } 16316 16317 @Override 16318 @Deprecated 16319 public boolean isPermissionEnforced(String permission) { 16320 return true; 16321 } 16322 16323 @Override 16324 public boolean isStorageLow() { 16325 final long token = Binder.clearCallingIdentity(); 16326 try { 16327 final DeviceStorageMonitorInternal 16328 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16329 if (dsm != null) { 16330 return dsm.isMemoryLow(); 16331 } else { 16332 return false; 16333 } 16334 } finally { 16335 Binder.restoreCallingIdentity(token); 16336 } 16337 } 16338 16339 @Override 16340 public IPackageInstaller getPackageInstaller() { 16341 return mInstallerService; 16342 } 16343 16344 private boolean userNeedsBadging(int userId) { 16345 int index = mUserNeedsBadging.indexOfKey(userId); 16346 if (index < 0) { 16347 final UserInfo userInfo; 16348 final long token = Binder.clearCallingIdentity(); 16349 try { 16350 userInfo = sUserManager.getUserInfo(userId); 16351 } finally { 16352 Binder.restoreCallingIdentity(token); 16353 } 16354 final boolean b; 16355 if (userInfo != null && userInfo.isManagedProfile()) { 16356 b = true; 16357 } else { 16358 b = false; 16359 } 16360 mUserNeedsBadging.put(userId, b); 16361 return b; 16362 } 16363 return mUserNeedsBadging.valueAt(index); 16364 } 16365 16366 @Override 16367 public KeySet getKeySetByAlias(String packageName, String alias) { 16368 if (packageName == null || alias == null) { 16369 return null; 16370 } 16371 synchronized(mPackages) { 16372 final PackageParser.Package pkg = mPackages.get(packageName); 16373 if (pkg == null) { 16374 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16375 throw new IllegalArgumentException("Unknown package: " + packageName); 16376 } 16377 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16378 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16379 } 16380 } 16381 16382 @Override 16383 public KeySet getSigningKeySet(String packageName) { 16384 if (packageName == null) { 16385 return null; 16386 } 16387 synchronized(mPackages) { 16388 final PackageParser.Package pkg = mPackages.get(packageName); 16389 if (pkg == null) { 16390 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16391 throw new IllegalArgumentException("Unknown package: " + packageName); 16392 } 16393 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16394 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16395 throw new SecurityException("May not access signing KeySet of other apps."); 16396 } 16397 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16398 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16399 } 16400 } 16401 16402 @Override 16403 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16404 if (packageName == null || ks == null) { 16405 return false; 16406 } 16407 synchronized(mPackages) { 16408 final PackageParser.Package pkg = mPackages.get(packageName); 16409 if (pkg == null) { 16410 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16411 throw new IllegalArgumentException("Unknown package: " + packageName); 16412 } 16413 IBinder ksh = ks.getToken(); 16414 if (ksh instanceof KeySetHandle) { 16415 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16416 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16417 } 16418 return false; 16419 } 16420 } 16421 16422 @Override 16423 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16424 if (packageName == null || ks == null) { 16425 return false; 16426 } 16427 synchronized(mPackages) { 16428 final PackageParser.Package pkg = mPackages.get(packageName); 16429 if (pkg == null) { 16430 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16431 throw new IllegalArgumentException("Unknown package: " + packageName); 16432 } 16433 IBinder ksh = ks.getToken(); 16434 if (ksh instanceof KeySetHandle) { 16435 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16436 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16437 } 16438 return false; 16439 } 16440 } 16441 16442 public void getUsageStatsIfNoPackageUsageInfo() { 16443 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16444 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16445 if (usm == null) { 16446 throw new IllegalStateException("UsageStatsManager must be initialized"); 16447 } 16448 long now = System.currentTimeMillis(); 16449 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16450 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16451 String packageName = entry.getKey(); 16452 PackageParser.Package pkg = mPackages.get(packageName); 16453 if (pkg == null) { 16454 continue; 16455 } 16456 UsageStats usage = entry.getValue(); 16457 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16458 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16459 } 16460 } 16461 } 16462 16463 /** 16464 * Check and throw if the given before/after packages would be considered a 16465 * downgrade. 16466 */ 16467 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16468 throws PackageManagerException { 16469 if (after.versionCode < before.mVersionCode) { 16470 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16471 "Update version code " + after.versionCode + " is older than current " 16472 + before.mVersionCode); 16473 } else if (after.versionCode == before.mVersionCode) { 16474 if (after.baseRevisionCode < before.baseRevisionCode) { 16475 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16476 "Update base revision code " + after.baseRevisionCode 16477 + " is older than current " + before.baseRevisionCode); 16478 } 16479 16480 if (!ArrayUtils.isEmpty(after.splitNames)) { 16481 for (int i = 0; i < after.splitNames.length; i++) { 16482 final String splitName = after.splitNames[i]; 16483 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16484 if (j != -1) { 16485 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16486 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16487 "Update split " + splitName + " revision code " 16488 + after.splitRevisionCodes[i] + " is older than current " 16489 + before.splitRevisionCodes[j]); 16490 } 16491 } 16492 } 16493 } 16494 } 16495 } 16496 16497 private static class MoveCallbacks extends Handler { 16498 private static final int MSG_CREATED = 1; 16499 private static final int MSG_STATUS_CHANGED = 2; 16500 16501 private final RemoteCallbackList<IPackageMoveObserver> 16502 mCallbacks = new RemoteCallbackList<>(); 16503 16504 private final SparseIntArray mLastStatus = new SparseIntArray(); 16505 16506 public MoveCallbacks(Looper looper) { 16507 super(looper); 16508 } 16509 16510 public void register(IPackageMoveObserver callback) { 16511 mCallbacks.register(callback); 16512 } 16513 16514 public void unregister(IPackageMoveObserver callback) { 16515 mCallbacks.unregister(callback); 16516 } 16517 16518 @Override 16519 public void handleMessage(Message msg) { 16520 final SomeArgs args = (SomeArgs) msg.obj; 16521 final int n = mCallbacks.beginBroadcast(); 16522 for (int i = 0; i < n; i++) { 16523 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16524 try { 16525 invokeCallback(callback, msg.what, args); 16526 } catch (RemoteException ignored) { 16527 } 16528 } 16529 mCallbacks.finishBroadcast(); 16530 args.recycle(); 16531 } 16532 16533 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16534 throws RemoteException { 16535 switch (what) { 16536 case MSG_CREATED: { 16537 callback.onCreated(args.argi1, (Bundle) args.arg2); 16538 break; 16539 } 16540 case MSG_STATUS_CHANGED: { 16541 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16542 break; 16543 } 16544 } 16545 } 16546 16547 private void notifyCreated(int moveId, Bundle extras) { 16548 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16549 16550 final SomeArgs args = SomeArgs.obtain(); 16551 args.argi1 = moveId; 16552 args.arg2 = extras; 16553 obtainMessage(MSG_CREATED, args).sendToTarget(); 16554 } 16555 16556 private void notifyStatusChanged(int moveId, int status) { 16557 notifyStatusChanged(moveId, status, -1); 16558 } 16559 16560 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16561 Slog.v(TAG, "Move " + moveId + " status " + status); 16562 16563 final SomeArgs args = SomeArgs.obtain(); 16564 args.argi1 = moveId; 16565 args.argi2 = status; 16566 args.arg3 = estMillis; 16567 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16568 16569 synchronized (mLastStatus) { 16570 mLastStatus.put(moveId, status); 16571 } 16572 } 16573 } 16574 16575 private final class OnPermissionChangeListeners extends Handler { 16576 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16577 16578 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16579 new RemoteCallbackList<>(); 16580 16581 public OnPermissionChangeListeners(Looper looper) { 16582 super(looper); 16583 } 16584 16585 @Override 16586 public void handleMessage(Message msg) { 16587 switch (msg.what) { 16588 case MSG_ON_PERMISSIONS_CHANGED: { 16589 final int uid = msg.arg1; 16590 handleOnPermissionsChanged(uid); 16591 } break; 16592 } 16593 } 16594 16595 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16596 mPermissionListeners.register(listener); 16597 16598 } 16599 16600 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16601 mPermissionListeners.unregister(listener); 16602 } 16603 16604 public void onPermissionsChanged(int uid) { 16605 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16606 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16607 } 16608 } 16609 16610 private void handleOnPermissionsChanged(int uid) { 16611 final int count = mPermissionListeners.beginBroadcast(); 16612 try { 16613 for (int i = 0; i < count; i++) { 16614 IOnPermissionsChangeListener callback = mPermissionListeners 16615 .getBroadcastItem(i); 16616 try { 16617 callback.onPermissionsChanged(uid); 16618 } catch (RemoteException e) { 16619 Log.e(TAG, "Permission listener is dead", e); 16620 } 16621 } 16622 } finally { 16623 mPermissionListeners.finishBroadcast(); 16624 } 16625 } 16626 } 16627 16628 private class PackageManagerInternalImpl extends PackageManagerInternal { 16629 @Override 16630 public void setLocationPackagesProvider(PackagesProvider provider) { 16631 synchronized (mPackages) { 16632 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16633 } 16634 } 16635 16636 @Override 16637 public void setImePackagesProvider(PackagesProvider provider) { 16638 synchronized (mPackages) { 16639 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16640 } 16641 } 16642 16643 @Override 16644 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16645 synchronized (mPackages) { 16646 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16647 } 16648 } 16649 16650 @Override 16651 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16652 synchronized (mPackages) { 16653 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16654 } 16655 } 16656 16657 @Override 16658 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16659 synchronized (mPackages) { 16660 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16661 } 16662 } 16663 16664 @Override 16665 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16666 synchronized (mPackages) { 16667 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16668 } 16669 } 16670 16671 @Override 16672 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16673 synchronized (mPackages) { 16674 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16675 } 16676 } 16677 16678 @Override 16679 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16680 synchronized (mPackages) { 16681 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16682 packageName, userId); 16683 } 16684 } 16685 16686 @Override 16687 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16688 synchronized (mPackages) { 16689 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16690 packageName, userId); 16691 } 16692 } 16693 @Override 16694 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16695 synchronized (mPackages) { 16696 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16697 packageName, userId); 16698 } 16699 } 16700 } 16701 16702 @Override 16703 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16704 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16705 synchronized (mPackages) { 16706 final long identity = Binder.clearCallingIdentity(); 16707 try { 16708 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16709 packageNames, userId); 16710 } finally { 16711 Binder.restoreCallingIdentity(identity); 16712 } 16713 } 16714 } 16715 16716 private static void enforceSystemOrPhoneCaller(String tag) { 16717 int callingUid = Binder.getCallingUid(); 16718 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16719 throw new SecurityException( 16720 "Cannot call " + tag + " from UID " + callingUid); 16721 } 16722 } 16723} 16724