PackageManagerService.java revision f9fc6d6cc05595241bc7ced6d4cab97b45f9b901
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.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 71import static android.system.OsConstants.O_CREAT; 72import static android.system.OsConstants.O_RDWR; 73import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 74import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 75import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 76import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 77import static com.android.internal.util.ArrayUtils.appendInt; 78import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 79import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 80import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 81import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 82import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 83import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 84import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 85import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 86import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 87 88import android.Manifest; 89import android.app.ActivityManager; 90import android.app.ActivityManagerNative; 91import android.app.AppGlobals; 92import android.app.IActivityManager; 93import android.app.admin.IDevicePolicyManager; 94import android.app.backup.IBackupManager; 95import android.app.usage.UsageStats; 96import android.app.usage.UsageStatsManager; 97import android.content.BroadcastReceiver; 98import android.content.ComponentName; 99import android.content.Context; 100import android.content.IIntentReceiver; 101import android.content.Intent; 102import android.content.IntentFilter; 103import android.content.IntentSender; 104import android.content.IntentSender.SendIntentException; 105import android.content.ServiceConnection; 106import android.content.pm.ActivityInfo; 107import android.content.pm.ApplicationInfo; 108import android.content.pm.FeatureInfo; 109import android.content.pm.IOnPermissionsChangeListener; 110import android.content.pm.IPackageDataObserver; 111import android.content.pm.IPackageDeleteObserver; 112import android.content.pm.IPackageDeleteObserver2; 113import android.content.pm.IPackageInstallObserver2; 114import android.content.pm.IPackageInstaller; 115import android.content.pm.IPackageManager; 116import android.content.pm.IPackageMoveObserver; 117import android.content.pm.IPackageStatsObserver; 118import android.content.pm.InstrumentationInfo; 119import android.content.pm.IntentFilterVerificationInfo; 120import android.content.pm.KeySet; 121import android.content.pm.ManifestDigest; 122import android.content.pm.PackageCleanItem; 123import android.content.pm.PackageInfo; 124import android.content.pm.PackageInfoLite; 125import android.content.pm.PackageInstaller; 126import android.content.pm.PackageManager; 127import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 128import android.content.pm.PackageManagerInternal; 129import android.content.pm.PackageParser; 130import android.content.pm.PackageParser.ActivityIntentInfo; 131import android.content.pm.PackageParser.PackageLite; 132import android.content.pm.PackageParser.PackageParserException; 133import android.content.pm.PackageStats; 134import android.content.pm.PackageUserState; 135import android.content.pm.ParceledListSlice; 136import android.content.pm.PermissionGroupInfo; 137import android.content.pm.PermissionInfo; 138import android.content.pm.ProviderInfo; 139import android.content.pm.ResolveInfo; 140import android.content.pm.ServiceInfo; 141import android.content.pm.Signature; 142import android.content.pm.UserInfo; 143import android.content.pm.VerificationParams; 144import android.content.pm.VerifierDeviceIdentity; 145import android.content.pm.VerifierInfo; 146import android.content.res.Resources; 147import android.hardware.display.DisplayManager; 148import android.net.Uri; 149import android.os.Debug; 150import android.os.Binder; 151import android.os.Build; 152import android.os.Bundle; 153import android.os.Environment; 154import android.os.Environment.UserEnvironment; 155import android.os.FileUtils; 156import android.os.Handler; 157import android.os.IBinder; 158import android.os.Looper; 159import android.os.Message; 160import android.os.Parcel; 161import android.os.ParcelFileDescriptor; 162import android.os.Process; 163import android.os.RemoteCallbackList; 164import android.os.RemoteException; 165import android.os.ResultReceiver; 166import android.os.SELinux; 167import android.os.ServiceManager; 168import android.os.SystemClock; 169import android.os.SystemProperties; 170import android.os.Trace; 171import android.os.UserHandle; 172import android.os.UserManager; 173import android.os.storage.IMountService; 174import android.os.storage.MountServiceInternal; 175import android.os.storage.StorageEventListener; 176import android.os.storage.StorageManager; 177import android.os.storage.VolumeInfo; 178import android.os.storage.VolumeRecord; 179import android.security.KeyStore; 180import android.security.SystemKeyStore; 181import android.system.ErrnoException; 182import android.system.Os; 183import android.system.StructStat; 184import android.text.TextUtils; 185import android.text.format.DateUtils; 186import android.util.ArrayMap; 187import android.util.ArraySet; 188import android.util.AtomicFile; 189import android.util.DisplayMetrics; 190import android.util.EventLog; 191import android.util.ExceptionUtils; 192import android.util.Log; 193import android.util.LogPrinter; 194import android.util.MathUtils; 195import android.util.PrintStreamPrinter; 196import android.util.Slog; 197import android.util.SparseArray; 198import android.util.SparseBooleanArray; 199import android.util.SparseIntArray; 200import android.util.Xml; 201import android.view.Display; 202 203import dalvik.system.DexFile; 204import dalvik.system.VMRuntime; 205 206import libcore.io.IoUtils; 207import libcore.util.EmptyArray; 208 209import com.android.internal.R; 210import com.android.internal.annotations.GuardedBy; 211import com.android.internal.app.IMediaContainerService; 212import com.android.internal.app.ResolverActivity; 213import com.android.internal.content.NativeLibraryHelper; 214import com.android.internal.content.PackageHelper; 215import com.android.internal.os.IParcelFileDescriptorFactory; 216import com.android.internal.os.SomeArgs; 217import com.android.internal.os.Zygote; 218import com.android.internal.util.ArrayUtils; 219import com.android.internal.util.FastPrintWriter; 220import com.android.internal.util.FastXmlSerializer; 221import com.android.internal.util.IndentingPrintWriter; 222import com.android.internal.util.Preconditions; 223import com.android.server.EventLogTags; 224import com.android.server.FgThread; 225import com.android.server.IntentResolver; 226import com.android.server.LocalServices; 227import com.android.server.ServiceThread; 228import com.android.server.SystemConfig; 229import com.android.server.Watchdog; 230import com.android.server.pm.PermissionsState.PermissionState; 231import com.android.server.pm.Settings.DatabaseVersion; 232import com.android.server.pm.Settings.VersionInfo; 233import com.android.server.storage.DeviceStorageMonitorInternal; 234 235import org.xmlpull.v1.XmlPullParser; 236import org.xmlpull.v1.XmlPullParserException; 237import org.xmlpull.v1.XmlSerializer; 238 239import java.io.BufferedInputStream; 240import java.io.BufferedOutputStream; 241import java.io.BufferedReader; 242import java.io.ByteArrayInputStream; 243import java.io.ByteArrayOutputStream; 244import java.io.File; 245import java.io.FileDescriptor; 246import java.io.FileNotFoundException; 247import java.io.FileOutputStream; 248import java.io.FileReader; 249import java.io.FilenameFilter; 250import java.io.IOException; 251import java.io.InputStream; 252import java.io.PrintWriter; 253import java.nio.charset.StandardCharsets; 254import java.security.NoSuchAlgorithmException; 255import java.security.PublicKey; 256import java.security.cert.CertificateEncodingException; 257import java.security.cert.CertificateException; 258import java.text.SimpleDateFormat; 259import java.util.ArrayList; 260import java.util.Arrays; 261import java.util.Collection; 262import java.util.Collections; 263import java.util.Comparator; 264import java.util.Date; 265import java.util.Iterator; 266import java.util.List; 267import java.util.Map; 268import java.util.Objects; 269import java.util.Set; 270import java.util.concurrent.CountDownLatch; 271import java.util.concurrent.TimeUnit; 272import java.util.concurrent.atomic.AtomicBoolean; 273import java.util.concurrent.atomic.AtomicInteger; 274import java.util.concurrent.atomic.AtomicLong; 275 276/** 277 * Keep track of all those .apks everywhere. 278 * 279 * This is very central to the platform's security; please run the unit 280 * tests whenever making modifications here: 281 * 282runtest -c android.content.pm.PackageManagerTests frameworks-core 283 * 284 * {@hide} 285 */ 286public class PackageManagerService extends IPackageManager.Stub { 287 static final String TAG = "PackageManager"; 288 static final boolean DEBUG_SETTINGS = false; 289 static final boolean DEBUG_PREFERRED = false; 290 static final boolean DEBUG_UPGRADE = false; 291 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 292 private static final boolean DEBUG_BACKUP = false; 293 private static final boolean DEBUG_INSTALL = false; 294 private static final boolean DEBUG_REMOVE = false; 295 private static final boolean DEBUG_BROADCASTS = false; 296 private static final boolean DEBUG_SHOW_INFO = false; 297 private static final boolean DEBUG_PACKAGE_INFO = false; 298 private static final boolean DEBUG_INTENT_MATCHING = false; 299 private static final boolean DEBUG_PACKAGE_SCANNING = false; 300 private static final boolean DEBUG_VERIFY = false; 301 private static final boolean DEBUG_DEXOPT = false; 302 private static final boolean DEBUG_ABI_SELECTION = false; 303 304 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 305 306 private static final int RADIO_UID = Process.PHONE_UID; 307 private static final int LOG_UID = Process.LOG_UID; 308 private static final int NFC_UID = Process.NFC_UID; 309 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 310 private static final int SHELL_UID = Process.SHELL_UID; 311 312 // Cap the size of permission trees that 3rd party apps can define 313 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 314 315 // Suffix used during package installation when copying/moving 316 // package apks to install directory. 317 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 318 319 static final int SCAN_NO_DEX = 1<<1; 320 static final int SCAN_FORCE_DEX = 1<<2; 321 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 322 static final int SCAN_NEW_INSTALL = 1<<4; 323 static final int SCAN_NO_PATHS = 1<<5; 324 static final int SCAN_UPDATE_TIME = 1<<6; 325 static final int SCAN_DEFER_DEX = 1<<7; 326 static final int SCAN_BOOTING = 1<<8; 327 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 328 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 329 static final int SCAN_REPLACING = 1<<11; 330 static final int SCAN_REQUIRE_KNOWN = 1<<12; 331 static final int SCAN_MOVE = 1<<13; 332 static final int SCAN_INITIAL = 1<<14; 333 334 static final int REMOVE_CHATTY = 1<<16; 335 336 private static final int[] EMPTY_INT_ARRAY = new int[0]; 337 338 /** 339 * Timeout (in milliseconds) after which the watchdog should declare that 340 * our handler thread is wedged. The usual default for such things is one 341 * minute but we sometimes do very lengthy I/O operations on this thread, 342 * such as installing multi-gigabyte applications, so ours needs to be longer. 343 */ 344 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 345 346 /** 347 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 348 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 349 * settings entry if available, otherwise we use the hardcoded default. If it's been 350 * more than this long since the last fstrim, we force one during the boot sequence. 351 * 352 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 353 * one gets run at the next available charging+idle time. This final mandatory 354 * no-fstrim check kicks in only of the other scheduling criteria is never met. 355 */ 356 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 357 358 /** 359 * Whether verification is enabled by default. 360 */ 361 private static final boolean DEFAULT_VERIFY_ENABLE = true; 362 363 /** 364 * The default maximum time to wait for the verification agent to return in 365 * milliseconds. 366 */ 367 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 368 369 /** 370 * The default response for package verification timeout. 371 * 372 * This can be either PackageManager.VERIFICATION_ALLOW or 373 * PackageManager.VERIFICATION_REJECT. 374 */ 375 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 376 377 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 378 379 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 380 DEFAULT_CONTAINER_PACKAGE, 381 "com.android.defcontainer.DefaultContainerService"); 382 383 private static final String KILL_APP_REASON_GIDS_CHANGED = 384 "permission grant or revoke changed gids"; 385 386 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 387 "permissions revoked"; 388 389 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 390 391 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 392 393 /** Permission grant: not grant the permission. */ 394 private static final int GRANT_DENIED = 1; 395 396 /** Permission grant: grant the permission as an install permission. */ 397 private static final int GRANT_INSTALL = 2; 398 399 /** Permission grant: grant the permission as an install permission for a legacy app. */ 400 private static final int GRANT_INSTALL_LEGACY = 3; 401 402 /** Permission grant: grant the permission as a runtime one. */ 403 private static final int GRANT_RUNTIME = 4; 404 405 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 406 private static final int GRANT_UPGRADE = 5; 407 408 /** Canonical intent used to identify what counts as a "web browser" app */ 409 private static final Intent sBrowserIntent; 410 static { 411 sBrowserIntent = new Intent(); 412 sBrowserIntent.setAction(Intent.ACTION_VIEW); 413 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 414 sBrowserIntent.setData(Uri.parse("http:")); 415 } 416 417 final ServiceThread mHandlerThread; 418 419 final PackageHandler mHandler; 420 421 /** 422 * Messages for {@link #mHandler} that need to wait for system ready before 423 * being dispatched. 424 */ 425 private ArrayList<Message> mPostSystemReadyMessages; 426 427 final int mSdkVersion = Build.VERSION.SDK_INT; 428 429 final Context mContext; 430 final boolean mFactoryTest; 431 final boolean mOnlyCore; 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.SYSTEM)) { 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 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1150 System.identityHashCode(mHandler)); 1151 // If this is the only one pending we might 1152 // have to bind to the service again. 1153 if (!connectToService()) { 1154 Slog.e(TAG, "Failed to bind to media container service"); 1155 params.serviceError(); 1156 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1157 System.identityHashCode(mHandler)); 1158 if (params.traceMethod != null) { 1159 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1160 params.traceCookie); 1161 } 1162 return; 1163 } else { 1164 // Once we bind to the service, the first 1165 // pending request will be processed. 1166 mPendingInstalls.add(idx, params); 1167 } 1168 } else { 1169 mPendingInstalls.add(idx, params); 1170 // Already bound to the service. Just make 1171 // sure we trigger off processing the first request. 1172 if (idx == 0) { 1173 mHandler.sendEmptyMessage(MCS_BOUND); 1174 } 1175 } 1176 break; 1177 } 1178 case MCS_BOUND: { 1179 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1180 if (msg.obj != null) { 1181 mContainerService = (IMediaContainerService) msg.obj; 1182 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1183 System.identityHashCode(mHandler)); 1184 } 1185 if (mContainerService == null) { 1186 if (!mBound) { 1187 // Something seriously wrong since we are not bound and we are not 1188 // waiting for connection. Bail out. 1189 Slog.e(TAG, "Cannot bind to media container service"); 1190 for (HandlerParams params : mPendingInstalls) { 1191 // Indicate service bind error 1192 params.serviceError(); 1193 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1194 System.identityHashCode(params)); 1195 if (params.traceMethod != null) { 1196 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1197 params.traceMethod, params.traceCookie); 1198 } 1199 return; 1200 } 1201 mPendingInstalls.clear(); 1202 } else { 1203 Slog.w(TAG, "Waiting to connect to media container service"); 1204 } 1205 } else if (mPendingInstalls.size() > 0) { 1206 HandlerParams params = mPendingInstalls.get(0); 1207 if (params != null) { 1208 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1209 System.identityHashCode(params)); 1210 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1211 if (params.startCopy()) { 1212 // We are done... look for more work or to 1213 // go idle. 1214 if (DEBUG_SD_INSTALL) Log.i(TAG, 1215 "Checking for more work or unbind..."); 1216 // Delete pending install 1217 if (mPendingInstalls.size() > 0) { 1218 mPendingInstalls.remove(0); 1219 } 1220 if (mPendingInstalls.size() == 0) { 1221 if (mBound) { 1222 if (DEBUG_SD_INSTALL) Log.i(TAG, 1223 "Posting delayed MCS_UNBIND"); 1224 removeMessages(MCS_UNBIND); 1225 Message ubmsg = obtainMessage(MCS_UNBIND); 1226 // Unbind after a little delay, to avoid 1227 // continual thrashing. 1228 sendMessageDelayed(ubmsg, 10000); 1229 } 1230 } else { 1231 // There are more pending requests in queue. 1232 // Just post MCS_BOUND message to trigger processing 1233 // of next pending install. 1234 if (DEBUG_SD_INSTALL) Log.i(TAG, 1235 "Posting MCS_BOUND for next work"); 1236 mHandler.sendEmptyMessage(MCS_BOUND); 1237 } 1238 } 1239 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1240 } 1241 } else { 1242 // Should never happen ideally. 1243 Slog.w(TAG, "Empty queue"); 1244 } 1245 break; 1246 } 1247 case MCS_RECONNECT: { 1248 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1249 if (mPendingInstalls.size() > 0) { 1250 if (mBound) { 1251 disconnectService(); 1252 } 1253 if (!connectToService()) { 1254 Slog.e(TAG, "Failed to bind to media container service"); 1255 for (HandlerParams params : mPendingInstalls) { 1256 // Indicate service bind error 1257 params.serviceError(); 1258 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1259 System.identityHashCode(params)); 1260 } 1261 mPendingInstalls.clear(); 1262 } 1263 } 1264 break; 1265 } 1266 case MCS_UNBIND: { 1267 // If there is no actual work left, then time to unbind. 1268 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1269 1270 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1271 if (mBound) { 1272 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1273 1274 disconnectService(); 1275 } 1276 } else if (mPendingInstalls.size() > 0) { 1277 // There are more pending requests in queue. 1278 // Just post MCS_BOUND message to trigger processing 1279 // of next pending install. 1280 mHandler.sendEmptyMessage(MCS_BOUND); 1281 } 1282 1283 break; 1284 } 1285 case MCS_GIVE_UP: { 1286 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1287 HandlerParams params = mPendingInstalls.remove(0); 1288 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1289 System.identityHashCode(params)); 1290 break; 1291 } 1292 case SEND_PENDING_BROADCAST: { 1293 String packages[]; 1294 ArrayList<String> components[]; 1295 int size = 0; 1296 int uids[]; 1297 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1298 synchronized (mPackages) { 1299 if (mPendingBroadcasts == null) { 1300 return; 1301 } 1302 size = mPendingBroadcasts.size(); 1303 if (size <= 0) { 1304 // Nothing to be done. Just return 1305 return; 1306 } 1307 packages = new String[size]; 1308 components = new ArrayList[size]; 1309 uids = new int[size]; 1310 int i = 0; // filling out the above arrays 1311 1312 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1313 int packageUserId = mPendingBroadcasts.userIdAt(n); 1314 Iterator<Map.Entry<String, ArrayList<String>>> it 1315 = mPendingBroadcasts.packagesForUserId(packageUserId) 1316 .entrySet().iterator(); 1317 while (it.hasNext() && i < size) { 1318 Map.Entry<String, ArrayList<String>> ent = it.next(); 1319 packages[i] = ent.getKey(); 1320 components[i] = ent.getValue(); 1321 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1322 uids[i] = (ps != null) 1323 ? UserHandle.getUid(packageUserId, ps.appId) 1324 : -1; 1325 i++; 1326 } 1327 } 1328 size = i; 1329 mPendingBroadcasts.clear(); 1330 } 1331 // Send broadcasts 1332 for (int i = 0; i < size; i++) { 1333 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1334 } 1335 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1336 break; 1337 } 1338 case START_CLEANING_PACKAGE: { 1339 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1340 final String packageName = (String)msg.obj; 1341 final int userId = msg.arg1; 1342 final boolean andCode = msg.arg2 != 0; 1343 synchronized (mPackages) { 1344 if (userId == UserHandle.USER_ALL) { 1345 int[] users = sUserManager.getUserIds(); 1346 for (int user : users) { 1347 mSettings.addPackageToCleanLPw( 1348 new PackageCleanItem(user, packageName, andCode)); 1349 } 1350 } else { 1351 mSettings.addPackageToCleanLPw( 1352 new PackageCleanItem(userId, packageName, andCode)); 1353 } 1354 } 1355 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1356 startCleaningPackages(); 1357 } break; 1358 case POST_INSTALL: { 1359 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1360 PostInstallData data = mRunningInstalls.get(msg.arg1); 1361 mRunningInstalls.delete(msg.arg1); 1362 boolean deleteOld = false; 1363 1364 if (data != null) { 1365 InstallArgs args = data.args; 1366 PackageInstalledInfo res = data.res; 1367 1368 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1369 final String packageName = res.pkg.applicationInfo.packageName; 1370 res.removedInfo.sendBroadcast(false, true, false); 1371 Bundle extras = new Bundle(1); 1372 extras.putInt(Intent.EXTRA_UID, res.uid); 1373 1374 // Now that we successfully installed the package, grant runtime 1375 // permissions if requested before broadcasting the install. 1376 if ((args.installFlags 1377 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1378 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1379 args.installGrantPermissions); 1380 } 1381 1382 // Determine the set of users who are adding this 1383 // package for the first time vs. those who are seeing 1384 // an update. 1385 int[] firstUsers; 1386 int[] updateUsers = new int[0]; 1387 if (res.origUsers == null || res.origUsers.length == 0) { 1388 firstUsers = res.newUsers; 1389 } else { 1390 firstUsers = new int[0]; 1391 for (int i=0; i<res.newUsers.length; i++) { 1392 int user = res.newUsers[i]; 1393 boolean isNew = true; 1394 for (int j=0; j<res.origUsers.length; j++) { 1395 if (res.origUsers[j] == user) { 1396 isNew = false; 1397 break; 1398 } 1399 } 1400 if (isNew) { 1401 int[] newFirst = new int[firstUsers.length+1]; 1402 System.arraycopy(firstUsers, 0, newFirst, 0, 1403 firstUsers.length); 1404 newFirst[firstUsers.length] = user; 1405 firstUsers = newFirst; 1406 } else { 1407 int[] newUpdate = new int[updateUsers.length+1]; 1408 System.arraycopy(updateUsers, 0, newUpdate, 0, 1409 updateUsers.length); 1410 newUpdate[updateUsers.length] = user; 1411 updateUsers = newUpdate; 1412 } 1413 } 1414 } 1415 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1416 packageName, extras, null, null, firstUsers); 1417 final boolean update = res.removedInfo.removedPackage != null; 1418 if (update) { 1419 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1420 } 1421 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1422 packageName, extras, null, null, updateUsers); 1423 if (update) { 1424 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1425 packageName, extras, null, null, updateUsers); 1426 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1427 null, null, packageName, null, updateUsers); 1428 1429 // treat asec-hosted packages like removable media on upgrade 1430 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1431 if (DEBUG_INSTALL) { 1432 Slog.i(TAG, "upgrading pkg " + res.pkg 1433 + " is ASEC-hosted -> AVAILABLE"); 1434 } 1435 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1436 ArrayList<String> pkgList = new ArrayList<String>(1); 1437 pkgList.add(packageName); 1438 sendResourcesChangedBroadcast(true, true, 1439 pkgList,uidArray, null); 1440 } 1441 } 1442 if (res.removedInfo.args != null) { 1443 // Remove the replaced package's older resources safely now 1444 deleteOld = true; 1445 } 1446 1447 // If this app is a browser and it's newly-installed for some 1448 // users, clear any default-browser state in those users 1449 if (firstUsers.length > 0) { 1450 // the app's nature doesn't depend on the user, so we can just 1451 // check its browser nature in any user and generalize. 1452 if (packageIsBrowser(packageName, firstUsers[0])) { 1453 synchronized (mPackages) { 1454 for (int userId : firstUsers) { 1455 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1456 } 1457 } 1458 } 1459 } 1460 // Log current value of "unknown sources" setting 1461 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1462 getUnknownSourcesSettings()); 1463 } 1464 // Force a gc to clear up things 1465 Runtime.getRuntime().gc(); 1466 // We delete after a gc for applications on sdcard. 1467 if (deleteOld) { 1468 synchronized (mInstallLock) { 1469 res.removedInfo.args.doPostDeleteLI(true); 1470 } 1471 } 1472 if (args.observer != null) { 1473 try { 1474 Bundle extras = extrasForInstallResult(res); 1475 args.observer.onPackageInstalled(res.name, res.returnCode, 1476 res.returnMsg, extras); 1477 } catch (RemoteException e) { 1478 Slog.i(TAG, "Observer no longer exists."); 1479 } 1480 } 1481 if (args.traceMethod != null) { 1482 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1483 args.traceCookie); 1484 } 1485 return; 1486 } else { 1487 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1488 } 1489 1490 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1491 } break; 1492 case UPDATED_MEDIA_STATUS: { 1493 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1494 boolean reportStatus = msg.arg1 == 1; 1495 boolean doGc = msg.arg2 == 1; 1496 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1497 if (doGc) { 1498 // Force a gc to clear up stale containers. 1499 Runtime.getRuntime().gc(); 1500 } 1501 if (msg.obj != null) { 1502 @SuppressWarnings("unchecked") 1503 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1504 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1505 // Unload containers 1506 unloadAllContainers(args); 1507 } 1508 if (reportStatus) { 1509 try { 1510 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1511 PackageHelper.getMountService().finishMediaUpdate(); 1512 } catch (RemoteException e) { 1513 Log.e(TAG, "MountService not running?"); 1514 } 1515 } 1516 } break; 1517 case WRITE_SETTINGS: { 1518 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1519 synchronized (mPackages) { 1520 removeMessages(WRITE_SETTINGS); 1521 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1522 mSettings.writeLPr(); 1523 mDirtyUsers.clear(); 1524 } 1525 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1526 } break; 1527 case WRITE_PACKAGE_RESTRICTIONS: { 1528 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1529 synchronized (mPackages) { 1530 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1531 for (int userId : mDirtyUsers) { 1532 mSettings.writePackageRestrictionsLPr(userId); 1533 } 1534 mDirtyUsers.clear(); 1535 } 1536 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1537 } break; 1538 case CHECK_PENDING_VERIFICATION: { 1539 final int verificationId = msg.arg1; 1540 final PackageVerificationState state = mPendingVerification.get(verificationId); 1541 1542 if ((state != null) && !state.timeoutExtended()) { 1543 final InstallArgs args = state.getInstallArgs(); 1544 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1545 1546 Slog.i(TAG, "Verification timed out for " + originUri); 1547 mPendingVerification.remove(verificationId); 1548 1549 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1550 1551 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1552 Slog.i(TAG, "Continuing with installation of " + originUri); 1553 state.setVerifierResponse(Binder.getCallingUid(), 1554 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1555 broadcastPackageVerified(verificationId, originUri, 1556 PackageManager.VERIFICATION_ALLOW, 1557 state.getInstallArgs().getUser()); 1558 try { 1559 ret = args.copyApk(mContainerService, true); 1560 } catch (RemoteException e) { 1561 Slog.e(TAG, "Could not contact the ContainerService"); 1562 } 1563 } else { 1564 broadcastPackageVerified(verificationId, originUri, 1565 PackageManager.VERIFICATION_REJECT, 1566 state.getInstallArgs().getUser()); 1567 } 1568 1569 Trace.asyncTraceEnd( 1570 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1571 1572 processPendingInstall(args, ret); 1573 mHandler.sendEmptyMessage(MCS_UNBIND); 1574 } 1575 break; 1576 } 1577 case PACKAGE_VERIFIED: { 1578 final int verificationId = msg.arg1; 1579 1580 final PackageVerificationState state = mPendingVerification.get(verificationId); 1581 if (state == null) { 1582 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1583 break; 1584 } 1585 1586 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1587 1588 state.setVerifierResponse(response.callerUid, response.code); 1589 1590 if (state.isVerificationComplete()) { 1591 mPendingVerification.remove(verificationId); 1592 1593 final InstallArgs args = state.getInstallArgs(); 1594 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1595 1596 int ret; 1597 if (state.isInstallAllowed()) { 1598 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1599 broadcastPackageVerified(verificationId, originUri, 1600 response.code, state.getInstallArgs().getUser()); 1601 try { 1602 ret = args.copyApk(mContainerService, true); 1603 } catch (RemoteException e) { 1604 Slog.e(TAG, "Could not contact the ContainerService"); 1605 } 1606 } else { 1607 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1608 } 1609 1610 Trace.asyncTraceEnd( 1611 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1612 1613 processPendingInstall(args, ret); 1614 mHandler.sendEmptyMessage(MCS_UNBIND); 1615 } 1616 1617 break; 1618 } 1619 case START_INTENT_FILTER_VERIFICATIONS: { 1620 IFVerificationParams params = (IFVerificationParams) msg.obj; 1621 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1622 params.replacing, params.pkg); 1623 break; 1624 } 1625 case INTENT_FILTER_VERIFIED: { 1626 final int verificationId = msg.arg1; 1627 1628 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1629 verificationId); 1630 if (state == null) { 1631 Slog.w(TAG, "Invalid IntentFilter verification token " 1632 + verificationId + " received"); 1633 break; 1634 } 1635 1636 final int userId = state.getUserId(); 1637 1638 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1639 "Processing IntentFilter verification with token:" 1640 + verificationId + " and userId:" + userId); 1641 1642 final IntentFilterVerificationResponse response = 1643 (IntentFilterVerificationResponse) msg.obj; 1644 1645 state.setVerifierResponse(response.callerUid, response.code); 1646 1647 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1648 "IntentFilter verification with token:" + verificationId 1649 + " and userId:" + userId 1650 + " is settings verifier response with response code:" 1651 + response.code); 1652 1653 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1654 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1655 + response.getFailedDomainsString()); 1656 } 1657 1658 if (state.isVerificationComplete()) { 1659 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1660 } else { 1661 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1662 "IntentFilter verification with token:" + verificationId 1663 + " was not said to be complete"); 1664 } 1665 1666 break; 1667 } 1668 } 1669 } 1670 } 1671 1672 private StorageEventListener mStorageListener = new StorageEventListener() { 1673 @Override 1674 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1675 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1676 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1677 final String volumeUuid = vol.getFsUuid(); 1678 1679 // Clean up any users or apps that were removed or recreated 1680 // while this volume was missing 1681 reconcileUsers(volumeUuid); 1682 reconcileApps(volumeUuid); 1683 1684 // Clean up any install sessions that expired or were 1685 // cancelled while this volume was missing 1686 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1687 1688 loadPrivatePackages(vol); 1689 1690 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1691 unloadPrivatePackages(vol); 1692 } 1693 } 1694 1695 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1696 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1697 updateExternalMediaStatus(true, false); 1698 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1699 updateExternalMediaStatus(false, false); 1700 } 1701 } 1702 } 1703 1704 @Override 1705 public void onVolumeForgotten(String fsUuid) { 1706 if (TextUtils.isEmpty(fsUuid)) { 1707 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1708 return; 1709 } 1710 1711 // Remove any apps installed on the forgotten volume 1712 synchronized (mPackages) { 1713 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1714 for (PackageSetting ps : packages) { 1715 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1716 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1717 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1718 } 1719 1720 mSettings.onVolumeForgotten(fsUuid); 1721 mSettings.writeLPr(); 1722 } 1723 } 1724 }; 1725 1726 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1727 String[] grantedPermissions) { 1728 if (userId >= UserHandle.USER_SYSTEM) { 1729 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1730 } else if (userId == UserHandle.USER_ALL) { 1731 final int[] userIds; 1732 synchronized (mPackages) { 1733 userIds = UserManagerService.getInstance().getUserIds(); 1734 } 1735 for (int someUserId : userIds) { 1736 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1737 } 1738 } 1739 1740 // We could have touched GID membership, so flush out packages.list 1741 synchronized (mPackages) { 1742 mSettings.writePackageListLPr(); 1743 } 1744 } 1745 1746 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1747 String[] grantedPermissions) { 1748 SettingBase sb = (SettingBase) pkg.mExtras; 1749 if (sb == null) { 1750 return; 1751 } 1752 1753 PermissionsState permissionsState = sb.getPermissionsState(); 1754 1755 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1756 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1757 1758 synchronized (mPackages) { 1759 for (String permission : pkg.requestedPermissions) { 1760 BasePermission bp = mSettings.mPermissions.get(permission); 1761 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1762 && (grantedPermissions == null 1763 || ArrayUtils.contains(grantedPermissions, permission))) { 1764 final int flags = permissionsState.getPermissionFlags(permission, userId); 1765 // Installer cannot change immutable permissions. 1766 if ((flags & immutableFlags) == 0) { 1767 grantRuntimePermission(pkg.packageName, permission, userId); 1768 } 1769 } 1770 } 1771 } 1772 } 1773 1774 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1775 Bundle extras = null; 1776 switch (res.returnCode) { 1777 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1778 extras = new Bundle(); 1779 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1780 res.origPermission); 1781 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1782 res.origPackage); 1783 break; 1784 } 1785 case PackageManager.INSTALL_SUCCEEDED: { 1786 extras = new Bundle(); 1787 extras.putBoolean(Intent.EXTRA_REPLACING, 1788 res.removedInfo != null && res.removedInfo.removedPackage != null); 1789 break; 1790 } 1791 } 1792 return extras; 1793 } 1794 1795 void scheduleWriteSettingsLocked() { 1796 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1797 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1798 } 1799 } 1800 1801 void scheduleWritePackageRestrictionsLocked(int userId) { 1802 if (!sUserManager.exists(userId)) return; 1803 mDirtyUsers.add(userId); 1804 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1805 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1806 } 1807 } 1808 1809 public static PackageManagerService main(Context context, Installer installer, 1810 boolean factoryTest, boolean onlyCore) { 1811 PackageManagerService m = new PackageManagerService(context, installer, 1812 factoryTest, onlyCore); 1813 ServiceManager.addService("package", m); 1814 return m; 1815 } 1816 1817 static String[] splitString(String str, char sep) { 1818 int count = 1; 1819 int i = 0; 1820 while ((i=str.indexOf(sep, i)) >= 0) { 1821 count++; 1822 i++; 1823 } 1824 1825 String[] res = new String[count]; 1826 i=0; 1827 count = 0; 1828 int lastI=0; 1829 while ((i=str.indexOf(sep, i)) >= 0) { 1830 res[count] = str.substring(lastI, i); 1831 count++; 1832 i++; 1833 lastI = i; 1834 } 1835 res[count] = str.substring(lastI, str.length()); 1836 return res; 1837 } 1838 1839 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1840 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1841 Context.DISPLAY_SERVICE); 1842 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1843 } 1844 1845 public PackageManagerService(Context context, Installer installer, 1846 boolean factoryTest, boolean onlyCore) { 1847 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1848 SystemClock.uptimeMillis()); 1849 1850 if (mSdkVersion <= 0) { 1851 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1852 } 1853 1854 mContext = context; 1855 mFactoryTest = factoryTest; 1856 mOnlyCore = onlyCore; 1857 mMetrics = new DisplayMetrics(); 1858 mSettings = new Settings(mPackages); 1859 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1860 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1861 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1862 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1863 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1864 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1865 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1866 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1867 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1868 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1869 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1870 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1871 1872 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1873 if (separateProcesses != null && separateProcesses.length() > 0) { 1874 if ("*".equals(separateProcesses)) { 1875 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1876 mSeparateProcesses = null; 1877 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1878 } else { 1879 mDefParseFlags = 0; 1880 mSeparateProcesses = separateProcesses.split(","); 1881 Slog.w(TAG, "Running with debug.separate_processes: " 1882 + separateProcesses); 1883 } 1884 } else { 1885 mDefParseFlags = 0; 1886 mSeparateProcesses = null; 1887 } 1888 1889 mInstaller = installer; 1890 mPackageDexOptimizer = new PackageDexOptimizer(this); 1891 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1892 1893 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1894 FgThread.get().getLooper()); 1895 1896 getDefaultDisplayMetrics(context, mMetrics); 1897 1898 SystemConfig systemConfig = SystemConfig.getInstance(); 1899 mGlobalGids = systemConfig.getGlobalGids(); 1900 mSystemPermissions = systemConfig.getSystemPermissions(); 1901 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1902 1903 synchronized (mInstallLock) { 1904 // writer 1905 synchronized (mPackages) { 1906 mHandlerThread = new ServiceThread(TAG, 1907 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1908 mHandlerThread.start(); 1909 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1910 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1911 1912 File dataDir = Environment.getDataDirectory(); 1913 mAppDataDir = new File(dataDir, "data"); 1914 mAppInstallDir = new File(dataDir, "app"); 1915 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1916 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1917 mUserAppDataDir = new File(dataDir, "user"); 1918 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1919 1920 sUserManager = new UserManagerService(context, this, 1921 mInstallLock, mPackages); 1922 1923 // Propagate permission configuration in to package manager. 1924 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1925 = systemConfig.getPermissions(); 1926 for (int i=0; i<permConfig.size(); i++) { 1927 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1928 BasePermission bp = mSettings.mPermissions.get(perm.name); 1929 if (bp == null) { 1930 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1931 mSettings.mPermissions.put(perm.name, bp); 1932 } 1933 if (perm.gids != null) { 1934 bp.setGids(perm.gids, perm.perUser); 1935 } 1936 } 1937 1938 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1939 for (int i=0; i<libConfig.size(); i++) { 1940 mSharedLibraries.put(libConfig.keyAt(i), 1941 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1942 } 1943 1944 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1945 1946 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 1947 1948 String customResolverActivity = Resources.getSystem().getString( 1949 R.string.config_customResolverActivity); 1950 if (TextUtils.isEmpty(customResolverActivity)) { 1951 customResolverActivity = null; 1952 } else { 1953 mCustomResolverComponentName = ComponentName.unflattenFromString( 1954 customResolverActivity); 1955 } 1956 1957 long startTime = SystemClock.uptimeMillis(); 1958 1959 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1960 startTime); 1961 1962 // Set flag to monitor and not change apk file paths when 1963 // scanning install directories. 1964 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1965 1966 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1967 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1968 1969 if (bootClassPath == null) { 1970 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1971 } 1972 1973 if (systemServerClassPath == null) { 1974 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1975 } 1976 1977 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1978 final String[] dexCodeInstructionSets = 1979 getDexCodeInstructionSets( 1980 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1981 1982 /** 1983 * Ensure all external libraries have had dexopt run on them. 1984 */ 1985 if (mSharedLibraries.size() > 0) { 1986 // NOTE: For now, we're compiling these system "shared libraries" 1987 // (and framework jars) into all available architectures. It's possible 1988 // to compile them only when we come across an app that uses them (there's 1989 // already logic for that in scanPackageLI) but that adds some complexity. 1990 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1991 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1992 final String lib = libEntry.path; 1993 if (lib == null) { 1994 continue; 1995 } 1996 1997 try { 1998 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1999 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2000 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2001 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2002 } 2003 } catch (FileNotFoundException e) { 2004 Slog.w(TAG, "Library not found: " + lib); 2005 } catch (IOException e) { 2006 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2007 + e.getMessage()); 2008 } 2009 } 2010 } 2011 } 2012 2013 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2014 2015 final VersionInfo ver = mSettings.getInternalVersion(); 2016 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2017 // when upgrading from pre-M, promote system app permissions from install to runtime 2018 mPromoteSystemApps = 2019 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2020 2021 // save off the names of pre-existing system packages prior to scanning; we don't 2022 // want to automatically grant runtime permissions for new system apps 2023 if (mPromoteSystemApps) { 2024 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2025 while (pkgSettingIter.hasNext()) { 2026 PackageSetting ps = pkgSettingIter.next(); 2027 if (isSystemApp(ps)) { 2028 mExistingSystemPackages.add(ps.name); 2029 } 2030 } 2031 } 2032 2033 // Collect vendor overlay packages. 2034 // (Do this before scanning any apps.) 2035 // For security and version matching reason, only consider 2036 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2037 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2038 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2039 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2040 2041 // Find base frameworks (resource packages without code). 2042 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2043 | PackageParser.PARSE_IS_SYSTEM_DIR 2044 | PackageParser.PARSE_IS_PRIVILEGED, 2045 scanFlags | SCAN_NO_DEX, 0); 2046 2047 // Collected privileged system packages. 2048 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2049 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2050 | PackageParser.PARSE_IS_SYSTEM_DIR 2051 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2052 2053 // Collect ordinary system packages. 2054 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2055 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2056 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2057 2058 // Collect all vendor packages. 2059 File vendorAppDir = new File("/vendor/app"); 2060 try { 2061 vendorAppDir = vendorAppDir.getCanonicalFile(); 2062 } catch (IOException e) { 2063 // failed to look up canonical path, continue with original one 2064 } 2065 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2066 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2067 2068 // Collect all OEM packages. 2069 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2070 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2071 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2072 2073 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2074 mInstaller.moveFiles(); 2075 2076 // Prune any system packages that no longer exist. 2077 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2078 if (!mOnlyCore) { 2079 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2080 while (psit.hasNext()) { 2081 PackageSetting ps = psit.next(); 2082 2083 /* 2084 * If this is not a system app, it can't be a 2085 * disable system app. 2086 */ 2087 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2088 continue; 2089 } 2090 2091 /* 2092 * If the package is scanned, it's not erased. 2093 */ 2094 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2095 if (scannedPkg != null) { 2096 /* 2097 * If the system app is both scanned and in the 2098 * disabled packages list, then it must have been 2099 * added via OTA. Remove it from the currently 2100 * scanned package so the previously user-installed 2101 * application can be scanned. 2102 */ 2103 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2104 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2105 + ps.name + "; removing system app. Last known codePath=" 2106 + ps.codePathString + ", installStatus=" + ps.installStatus 2107 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2108 + scannedPkg.mVersionCode); 2109 removePackageLI(ps, true); 2110 mExpectingBetter.put(ps.name, ps.codePath); 2111 } 2112 2113 continue; 2114 } 2115 2116 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2117 psit.remove(); 2118 logCriticalInfo(Log.WARN, "System package " + ps.name 2119 + " no longer exists; wiping its data"); 2120 removeDataDirsLI(null, ps.name); 2121 } else { 2122 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2123 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2124 possiblyDeletedUpdatedSystemApps.add(ps.name); 2125 } 2126 } 2127 } 2128 } 2129 2130 //look for any incomplete package installations 2131 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2132 //clean up list 2133 for(int i = 0; i < deletePkgsList.size(); i++) { 2134 //clean up here 2135 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2136 } 2137 //delete tmp files 2138 deleteTempPackageFiles(); 2139 2140 // Remove any shared userIDs that have no associated packages 2141 mSettings.pruneSharedUsersLPw(); 2142 2143 if (!mOnlyCore) { 2144 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2145 SystemClock.uptimeMillis()); 2146 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2147 2148 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2149 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2150 2151 /** 2152 * Remove disable package settings for any updated system 2153 * apps that were removed via an OTA. If they're not a 2154 * previously-updated app, remove them completely. 2155 * Otherwise, just revoke their system-level permissions. 2156 */ 2157 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2158 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2159 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2160 2161 String msg; 2162 if (deletedPkg == null) { 2163 msg = "Updated system package " + deletedAppName 2164 + " no longer exists; wiping its data"; 2165 removeDataDirsLI(null, deletedAppName); 2166 } else { 2167 msg = "Updated system app + " + deletedAppName 2168 + " no longer present; removing system privileges for " 2169 + deletedAppName; 2170 2171 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2172 2173 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2174 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2175 } 2176 logCriticalInfo(Log.WARN, msg); 2177 } 2178 2179 /** 2180 * Make sure all system apps that we expected to appear on 2181 * the userdata partition actually showed up. If they never 2182 * appeared, crawl back and revive the system version. 2183 */ 2184 for (int i = 0; i < mExpectingBetter.size(); i++) { 2185 final String packageName = mExpectingBetter.keyAt(i); 2186 if (!mPackages.containsKey(packageName)) { 2187 final File scanFile = mExpectingBetter.valueAt(i); 2188 2189 logCriticalInfo(Log.WARN, "Expected better " + packageName 2190 + " but never showed up; reverting to system"); 2191 2192 final int reparseFlags; 2193 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2194 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2195 | PackageParser.PARSE_IS_SYSTEM_DIR 2196 | PackageParser.PARSE_IS_PRIVILEGED; 2197 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2198 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2199 | PackageParser.PARSE_IS_SYSTEM_DIR; 2200 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2201 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2202 | PackageParser.PARSE_IS_SYSTEM_DIR; 2203 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2204 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2205 | PackageParser.PARSE_IS_SYSTEM_DIR; 2206 } else { 2207 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2208 continue; 2209 } 2210 2211 mSettings.enableSystemPackageLPw(packageName); 2212 2213 try { 2214 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2215 } catch (PackageManagerException e) { 2216 Slog.e(TAG, "Failed to parse original system package: " 2217 + e.getMessage()); 2218 } 2219 } 2220 } 2221 } 2222 mExpectingBetter.clear(); 2223 2224 // Now that we know all of the shared libraries, update all clients to have 2225 // the correct library paths. 2226 updateAllSharedLibrariesLPw(); 2227 2228 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2229 // NOTE: We ignore potential failures here during a system scan (like 2230 // the rest of the commands above) because there's precious little we 2231 // can do about it. A settings error is reported, though. 2232 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2233 false /* boot complete */); 2234 } 2235 2236 // Now that we know all the packages we are keeping, 2237 // read and update their last usage times. 2238 mPackageUsage.readLP(); 2239 2240 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2241 SystemClock.uptimeMillis()); 2242 Slog.i(TAG, "Time to scan packages: " 2243 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2244 + " seconds"); 2245 2246 // If the platform SDK has changed since the last time we booted, 2247 // we need to re-grant app permission to catch any new ones that 2248 // appear. This is really a hack, and means that apps can in some 2249 // cases get permissions that the user didn't initially explicitly 2250 // allow... it would be nice to have some better way to handle 2251 // this situation. 2252 int updateFlags = UPDATE_PERMISSIONS_ALL; 2253 if (ver.sdkVersion != mSdkVersion) { 2254 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2255 + mSdkVersion + "; regranting permissions for internal storage"); 2256 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2257 } 2258 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2259 ver.sdkVersion = mSdkVersion; 2260 2261 // If this is the first boot or an update from pre-M, and it is a normal 2262 // boot, then we need to initialize the default preferred apps across 2263 // all defined users. 2264 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2265 for (UserInfo user : sUserManager.getUsers(true)) { 2266 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2267 applyFactoryDefaultBrowserLPw(user.id); 2268 primeDomainVerificationsLPw(user.id); 2269 } 2270 } 2271 2272 // If this is first boot after an OTA, and a normal boot, then 2273 // we need to clear code cache directories. 2274 if (mIsUpgrade && !onlyCore) { 2275 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2276 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2277 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2278 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2279 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2280 } 2281 } 2282 ver.fingerprint = Build.FINGERPRINT; 2283 } 2284 2285 checkDefaultBrowser(); 2286 2287 // clear only after permissions and other defaults have been updated 2288 mExistingSystemPackages.clear(); 2289 mPromoteSystemApps = false; 2290 2291 // All the changes are done during package scanning. 2292 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2293 2294 // can downgrade to reader 2295 mSettings.writeLPr(); 2296 2297 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2298 SystemClock.uptimeMillis()); 2299 2300 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2301 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2302 2303 mInstallerService = new PackageInstallerService(context, this); 2304 2305 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2306 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2307 mIntentFilterVerifierComponent); 2308 2309 } // synchronized (mPackages) 2310 } // synchronized (mInstallLock) 2311 2312 // Now after opening every single application zip, make sure they 2313 // are all flushed. Not really needed, but keeps things nice and 2314 // tidy. 2315 Runtime.getRuntime().gc(); 2316 2317 // The initial scanning above does many calls into installd while 2318 // holding the mPackages lock, but we're mostly interested in yelling 2319 // once we have a booted system. 2320 mInstaller.setWarnIfHeld(mPackages); 2321 2322 // Expose private service for system components to use. 2323 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2324 } 2325 2326 @Override 2327 public boolean isFirstBoot() { 2328 return !mRestoredSettings; 2329 } 2330 2331 @Override 2332 public boolean isOnlyCoreApps() { 2333 return mOnlyCore; 2334 } 2335 2336 @Override 2337 public boolean isUpgrade() { 2338 return mIsUpgrade; 2339 } 2340 2341 private String getRequiredVerifierLPr() { 2342 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2343 // We only care about verifier that's installed under system user. 2344 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2345 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2346 2347 String requiredVerifier = null; 2348 2349 final int N = receivers.size(); 2350 for (int i = 0; i < N; i++) { 2351 final ResolveInfo info = receivers.get(i); 2352 2353 if (info.activityInfo == null) { 2354 continue; 2355 } 2356 2357 final String packageName = info.activityInfo.packageName; 2358 2359 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2360 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2361 continue; 2362 } 2363 2364 if (requiredVerifier != null) { 2365 throw new RuntimeException("There can be only one required verifier"); 2366 } 2367 2368 requiredVerifier = packageName; 2369 } 2370 2371 return requiredVerifier; 2372 } 2373 2374 private String getRequiredInstallerLPr() { 2375 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2376 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2377 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2378 2379 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2380 PACKAGE_MIME_TYPE, 0, UserHandle.USER_SYSTEM); 2381 2382 String requiredInstaller = null; 2383 2384 final int N = installers.size(); 2385 for (int i = 0; i < N; i++) { 2386 final ResolveInfo info = installers.get(i); 2387 final String packageName = info.activityInfo.packageName; 2388 2389 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2390 continue; 2391 } 2392 2393 if (requiredInstaller != null) { 2394 throw new RuntimeException("There must be one required installer"); 2395 } 2396 2397 requiredInstaller = packageName; 2398 } 2399 2400 if (requiredInstaller == null) { 2401 throw new RuntimeException("There must be one required installer"); 2402 } 2403 2404 return requiredInstaller; 2405 } 2406 2407 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2408 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2409 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2410 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2411 2412 ComponentName verifierComponentName = null; 2413 2414 int priority = -1000; 2415 final int N = receivers.size(); 2416 for (int i = 0; i < N; i++) { 2417 final ResolveInfo info = receivers.get(i); 2418 2419 if (info.activityInfo == null) { 2420 continue; 2421 } 2422 2423 final String packageName = info.activityInfo.packageName; 2424 2425 final PackageSetting ps = mSettings.mPackages.get(packageName); 2426 if (ps == null) { 2427 continue; 2428 } 2429 2430 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2431 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2432 continue; 2433 } 2434 2435 // Select the IntentFilterVerifier with the highest priority 2436 if (priority < info.priority) { 2437 priority = info.priority; 2438 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2439 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2440 + verifierComponentName + " with priority: " + info.priority); 2441 } 2442 } 2443 2444 return verifierComponentName; 2445 } 2446 2447 private void primeDomainVerificationsLPw(int userId) { 2448 if (DEBUG_DOMAIN_VERIFICATION) { 2449 Slog.d(TAG, "Priming domain verifications in user " + userId); 2450 } 2451 2452 SystemConfig systemConfig = SystemConfig.getInstance(); 2453 ArraySet<String> packages = systemConfig.getLinkedApps(); 2454 ArraySet<String> domains = new ArraySet<String>(); 2455 2456 for (String packageName : packages) { 2457 PackageParser.Package pkg = mPackages.get(packageName); 2458 if (pkg != null) { 2459 if (!pkg.isSystemApp()) { 2460 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2461 continue; 2462 } 2463 2464 domains.clear(); 2465 for (PackageParser.Activity a : pkg.activities) { 2466 for (ActivityIntentInfo filter : a.intents) { 2467 if (hasValidDomains(filter)) { 2468 domains.addAll(filter.getHostsList()); 2469 } 2470 } 2471 } 2472 2473 if (domains.size() > 0) { 2474 if (DEBUG_DOMAIN_VERIFICATION) { 2475 Slog.v(TAG, " + " + packageName); 2476 } 2477 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2478 // state w.r.t. the formal app-linkage "no verification attempted" state; 2479 // and then 'always' in the per-user state actually used for intent resolution. 2480 final IntentFilterVerificationInfo ivi; 2481 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2482 new ArrayList<String>(domains)); 2483 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2484 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2485 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2486 } else { 2487 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2488 + "' does not handle web links"); 2489 } 2490 } else { 2491 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2492 } 2493 } 2494 2495 scheduleWritePackageRestrictionsLocked(userId); 2496 scheduleWriteSettingsLocked(); 2497 } 2498 2499 private void applyFactoryDefaultBrowserLPw(int userId) { 2500 // The default browser app's package name is stored in a string resource, 2501 // with a product-specific overlay used for vendor customization. 2502 String browserPkg = mContext.getResources().getString( 2503 com.android.internal.R.string.default_browser); 2504 if (!TextUtils.isEmpty(browserPkg)) { 2505 // non-empty string => required to be a known package 2506 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2507 if (ps == null) { 2508 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2509 browserPkg = null; 2510 } else { 2511 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2512 } 2513 } 2514 2515 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2516 // default. If there's more than one, just leave everything alone. 2517 if (browserPkg == null) { 2518 calculateDefaultBrowserLPw(userId); 2519 } 2520 } 2521 2522 private void calculateDefaultBrowserLPw(int userId) { 2523 List<String> allBrowsers = resolveAllBrowserApps(userId); 2524 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2525 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2526 } 2527 2528 private List<String> resolveAllBrowserApps(int userId) { 2529 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2530 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2531 PackageManager.MATCH_ALL, userId); 2532 2533 final int count = list.size(); 2534 List<String> result = new ArrayList<String>(count); 2535 for (int i=0; i<count; i++) { 2536 ResolveInfo info = list.get(i); 2537 if (info.activityInfo == null 2538 || !info.handleAllWebDataURI 2539 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2540 || result.contains(info.activityInfo.packageName)) { 2541 continue; 2542 } 2543 result.add(info.activityInfo.packageName); 2544 } 2545 2546 return result; 2547 } 2548 2549 private boolean packageIsBrowser(String packageName, int userId) { 2550 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2551 PackageManager.MATCH_ALL, userId); 2552 final int N = list.size(); 2553 for (int i = 0; i < N; i++) { 2554 ResolveInfo info = list.get(i); 2555 if (packageName.equals(info.activityInfo.packageName)) { 2556 return true; 2557 } 2558 } 2559 return false; 2560 } 2561 2562 private void checkDefaultBrowser() { 2563 final int myUserId = UserHandle.myUserId(); 2564 final String packageName = getDefaultBrowserPackageName(myUserId); 2565 if (packageName != null) { 2566 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2567 if (info == null) { 2568 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2569 synchronized (mPackages) { 2570 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2571 } 2572 } 2573 } 2574 } 2575 2576 @Override 2577 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2578 throws RemoteException { 2579 try { 2580 return super.onTransact(code, data, reply, flags); 2581 } catch (RuntimeException e) { 2582 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2583 Slog.wtf(TAG, "Package Manager Crash", e); 2584 } 2585 throw e; 2586 } 2587 } 2588 2589 void cleanupInstallFailedPackage(PackageSetting ps) { 2590 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2591 2592 removeDataDirsLI(ps.volumeUuid, ps.name); 2593 if (ps.codePath != null) { 2594 if (ps.codePath.isDirectory()) { 2595 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2596 } else { 2597 ps.codePath.delete(); 2598 } 2599 } 2600 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2601 if (ps.resourcePath.isDirectory()) { 2602 FileUtils.deleteContents(ps.resourcePath); 2603 } 2604 ps.resourcePath.delete(); 2605 } 2606 mSettings.removePackageLPw(ps.name); 2607 } 2608 2609 static int[] appendInts(int[] cur, int[] add) { 2610 if (add == null) return cur; 2611 if (cur == null) return add; 2612 final int N = add.length; 2613 for (int i=0; i<N; i++) { 2614 cur = appendInt(cur, add[i]); 2615 } 2616 return cur; 2617 } 2618 2619 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2620 if (!sUserManager.exists(userId)) return null; 2621 final PackageSetting ps = (PackageSetting) p.mExtras; 2622 if (ps == null) { 2623 return null; 2624 } 2625 2626 final PermissionsState permissionsState = ps.getPermissionsState(); 2627 2628 final int[] gids = permissionsState.computeGids(userId); 2629 final Set<String> permissions = permissionsState.getPermissions(userId); 2630 final PackageUserState state = ps.readUserState(userId); 2631 2632 return PackageParser.generatePackageInfo(p, gids, flags, 2633 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2634 } 2635 2636 @Override 2637 public boolean isPackageFrozen(String packageName) { 2638 synchronized (mPackages) { 2639 final PackageSetting ps = mSettings.mPackages.get(packageName); 2640 if (ps != null) { 2641 return ps.frozen; 2642 } 2643 } 2644 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2645 return true; 2646 } 2647 2648 @Override 2649 public boolean isPackageAvailable(String packageName, int userId) { 2650 if (!sUserManager.exists(userId)) return false; 2651 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2652 synchronized (mPackages) { 2653 PackageParser.Package p = mPackages.get(packageName); 2654 if (p != null) { 2655 final PackageSetting ps = (PackageSetting) p.mExtras; 2656 if (ps != null) { 2657 final PackageUserState state = ps.readUserState(userId); 2658 if (state != null) { 2659 return PackageParser.isAvailable(state); 2660 } 2661 } 2662 } 2663 } 2664 return false; 2665 } 2666 2667 @Override 2668 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2669 if (!sUserManager.exists(userId)) return null; 2670 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2671 // reader 2672 synchronized (mPackages) { 2673 PackageParser.Package p = mPackages.get(packageName); 2674 if (DEBUG_PACKAGE_INFO) 2675 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2676 if (p != null) { 2677 return generatePackageInfo(p, flags, userId); 2678 } 2679 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2680 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2681 } 2682 } 2683 return null; 2684 } 2685 2686 @Override 2687 public String[] currentToCanonicalPackageNames(String[] names) { 2688 String[] out = new String[names.length]; 2689 // reader 2690 synchronized (mPackages) { 2691 for (int i=names.length-1; i>=0; i--) { 2692 PackageSetting ps = mSettings.mPackages.get(names[i]); 2693 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2694 } 2695 } 2696 return out; 2697 } 2698 2699 @Override 2700 public String[] canonicalToCurrentPackageNames(String[] names) { 2701 String[] out = new String[names.length]; 2702 // reader 2703 synchronized (mPackages) { 2704 for (int i=names.length-1; i>=0; i--) { 2705 String cur = mSettings.mRenamedPackages.get(names[i]); 2706 out[i] = cur != null ? cur : names[i]; 2707 } 2708 } 2709 return out; 2710 } 2711 2712 @Override 2713 public int getPackageUid(String packageName, int userId) { 2714 return getPackageUidEtc(packageName, 0, userId); 2715 } 2716 2717 @Override 2718 public int getPackageUidEtc(String packageName, int flags, int userId) { 2719 if (!sUserManager.exists(userId)) return -1; 2720 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2721 2722 // reader 2723 synchronized (mPackages) { 2724 final PackageParser.Package p = mPackages.get(packageName); 2725 if (p != null) { 2726 return UserHandle.getUid(userId, p.applicationInfo.uid); 2727 } 2728 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2729 final PackageSetting ps = mSettings.mPackages.get(packageName); 2730 if (ps != null) { 2731 return UserHandle.getUid(userId, ps.appId); 2732 } 2733 } 2734 } 2735 2736 return -1; 2737 } 2738 2739 @Override 2740 public int[] getPackageGids(String packageName, int userId) { 2741 return getPackageGidsEtc(packageName, 0, userId); 2742 } 2743 2744 @Override 2745 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2746 if (!sUserManager.exists(userId)) { 2747 return null; 2748 } 2749 2750 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2751 "getPackageGids"); 2752 2753 // reader 2754 synchronized (mPackages) { 2755 final PackageParser.Package p = mPackages.get(packageName); 2756 if (p != null) { 2757 PackageSetting ps = (PackageSetting) p.mExtras; 2758 return ps.getPermissionsState().computeGids(userId); 2759 } 2760 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2761 final PackageSetting ps = mSettings.mPackages.get(packageName); 2762 if (ps != null) { 2763 return ps.getPermissionsState().computeGids(userId); 2764 } 2765 } 2766 } 2767 2768 return null; 2769 } 2770 2771 static PermissionInfo generatePermissionInfo( 2772 BasePermission bp, int flags) { 2773 if (bp.perm != null) { 2774 return PackageParser.generatePermissionInfo(bp.perm, flags); 2775 } 2776 PermissionInfo pi = new PermissionInfo(); 2777 pi.name = bp.name; 2778 pi.packageName = bp.sourcePackage; 2779 pi.nonLocalizedLabel = bp.name; 2780 pi.protectionLevel = bp.protectionLevel; 2781 return pi; 2782 } 2783 2784 @Override 2785 public PermissionInfo getPermissionInfo(String name, int flags) { 2786 // reader 2787 synchronized (mPackages) { 2788 final BasePermission p = mSettings.mPermissions.get(name); 2789 if (p != null) { 2790 return generatePermissionInfo(p, flags); 2791 } 2792 return null; 2793 } 2794 } 2795 2796 @Override 2797 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2798 // reader 2799 synchronized (mPackages) { 2800 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2801 for (BasePermission p : mSettings.mPermissions.values()) { 2802 if (group == null) { 2803 if (p.perm == null || p.perm.info.group == null) { 2804 out.add(generatePermissionInfo(p, flags)); 2805 } 2806 } else { 2807 if (p.perm != null && group.equals(p.perm.info.group)) { 2808 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2809 } 2810 } 2811 } 2812 2813 if (out.size() > 0) { 2814 return out; 2815 } 2816 return mPermissionGroups.containsKey(group) ? out : null; 2817 } 2818 } 2819 2820 @Override 2821 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2822 // reader 2823 synchronized (mPackages) { 2824 return PackageParser.generatePermissionGroupInfo( 2825 mPermissionGroups.get(name), flags); 2826 } 2827 } 2828 2829 @Override 2830 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2831 // reader 2832 synchronized (mPackages) { 2833 final int N = mPermissionGroups.size(); 2834 ArrayList<PermissionGroupInfo> out 2835 = new ArrayList<PermissionGroupInfo>(N); 2836 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2837 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2838 } 2839 return out; 2840 } 2841 } 2842 2843 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2844 int userId) { 2845 if (!sUserManager.exists(userId)) return null; 2846 PackageSetting ps = mSettings.mPackages.get(packageName); 2847 if (ps != null) { 2848 if (ps.pkg == null) { 2849 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2850 flags, userId); 2851 if (pInfo != null) { 2852 return pInfo.applicationInfo; 2853 } 2854 return null; 2855 } 2856 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2857 ps.readUserState(userId), userId); 2858 } 2859 return null; 2860 } 2861 2862 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2863 int userId) { 2864 if (!sUserManager.exists(userId)) return null; 2865 PackageSetting ps = mSettings.mPackages.get(packageName); 2866 if (ps != null) { 2867 PackageParser.Package pkg = ps.pkg; 2868 if (pkg == null) { 2869 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2870 return null; 2871 } 2872 // Only data remains, so we aren't worried about code paths 2873 pkg = new PackageParser.Package(packageName); 2874 pkg.applicationInfo.packageName = packageName; 2875 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2876 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2877 pkg.applicationInfo.uid = ps.appId; 2878 pkg.applicationInfo.initForUser(userId); 2879 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2880 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2881 } 2882 return generatePackageInfo(pkg, flags, userId); 2883 } 2884 return null; 2885 } 2886 2887 @Override 2888 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2889 if (!sUserManager.exists(userId)) return null; 2890 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2891 // writer 2892 synchronized (mPackages) { 2893 PackageParser.Package p = mPackages.get(packageName); 2894 if (DEBUG_PACKAGE_INFO) Log.v( 2895 TAG, "getApplicationInfo " + packageName 2896 + ": " + p); 2897 if (p != null) { 2898 PackageSetting ps = mSettings.mPackages.get(packageName); 2899 if (ps == null) return null; 2900 // Note: isEnabledLP() does not apply here - always return info 2901 return PackageParser.generateApplicationInfo( 2902 p, flags, ps.readUserState(userId), userId); 2903 } 2904 if ("android".equals(packageName)||"system".equals(packageName)) { 2905 return mAndroidApplication; 2906 } 2907 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2908 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2909 } 2910 } 2911 return null; 2912 } 2913 2914 @Override 2915 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2916 final IPackageDataObserver observer) { 2917 mContext.enforceCallingOrSelfPermission( 2918 android.Manifest.permission.CLEAR_APP_CACHE, null); 2919 // Queue up an async operation since clearing cache may take a little while. 2920 mHandler.post(new Runnable() { 2921 public void run() { 2922 mHandler.removeCallbacks(this); 2923 int retCode = -1; 2924 synchronized (mInstallLock) { 2925 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2926 if (retCode < 0) { 2927 Slog.w(TAG, "Couldn't clear application caches"); 2928 } 2929 } 2930 if (observer != null) { 2931 try { 2932 observer.onRemoveCompleted(null, (retCode >= 0)); 2933 } catch (RemoteException e) { 2934 Slog.w(TAG, "RemoveException when invoking call back"); 2935 } 2936 } 2937 } 2938 }); 2939 } 2940 2941 @Override 2942 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2943 final IntentSender pi) { 2944 mContext.enforceCallingOrSelfPermission( 2945 android.Manifest.permission.CLEAR_APP_CACHE, null); 2946 // Queue up an async operation since clearing cache may take a little while. 2947 mHandler.post(new Runnable() { 2948 public void run() { 2949 mHandler.removeCallbacks(this); 2950 int retCode = -1; 2951 synchronized (mInstallLock) { 2952 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2953 if (retCode < 0) { 2954 Slog.w(TAG, "Couldn't clear application caches"); 2955 } 2956 } 2957 if(pi != null) { 2958 try { 2959 // Callback via pending intent 2960 int code = (retCode >= 0) ? 1 : 0; 2961 pi.sendIntent(null, code, null, 2962 null, null); 2963 } catch (SendIntentException e1) { 2964 Slog.i(TAG, "Failed to send pending intent"); 2965 } 2966 } 2967 } 2968 }); 2969 } 2970 2971 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2972 synchronized (mInstallLock) { 2973 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2974 throw new IOException("Failed to free enough space"); 2975 } 2976 } 2977 } 2978 2979 /** 2980 * Augment the given flags depending on current user running state. This is 2981 * purposefully done before acquiring {@link #mPackages} lock. 2982 */ 2983 private int augmentFlagsForUser(int flags, int userId) { 2984 if (SystemProperties.getBoolean(StorageManager.PROP_HAS_FBE, false)) { 2985 final IMountService mount = IMountService.Stub 2986 .asInterface(ServiceManager.getService(Context.STORAGE_SERVICE)); 2987 if (mount == null) { 2988 // We must be early in boot, so the best we can do is assume the 2989 // user is fully running. 2990 return flags; 2991 } 2992 final long token = Binder.clearCallingIdentity(); 2993 try { 2994 if (!mount.isUserKeyUnlocked(userId)) { 2995 flags |= PackageManager.FLAG_USER_RUNNING_WITH_AMNESIA; 2996 } 2997 } catch (RemoteException e) { 2998 throw e.rethrowAsRuntimeException(); 2999 } finally { 3000 Binder.restoreCallingIdentity(token); 3001 } 3002 } 3003 return flags; 3004 } 3005 3006 @Override 3007 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3008 if (!sUserManager.exists(userId)) return null; 3009 flags = augmentFlagsForUser(flags, userId); 3010 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3011 synchronized (mPackages) { 3012 PackageParser.Activity a = mActivities.mActivities.get(component); 3013 3014 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3015 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3016 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3017 if (ps == null) return null; 3018 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3019 userId); 3020 } 3021 if (mResolveComponentName.equals(component)) { 3022 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3023 new PackageUserState(), userId); 3024 } 3025 } 3026 return null; 3027 } 3028 3029 @Override 3030 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3031 String resolvedType) { 3032 synchronized (mPackages) { 3033 if (component.equals(mResolveComponentName)) { 3034 // The resolver supports EVERYTHING! 3035 return true; 3036 } 3037 PackageParser.Activity a = mActivities.mActivities.get(component); 3038 if (a == null) { 3039 return false; 3040 } 3041 for (int i=0; i<a.intents.size(); i++) { 3042 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3043 intent.getData(), intent.getCategories(), TAG) >= 0) { 3044 return true; 3045 } 3046 } 3047 return false; 3048 } 3049 } 3050 3051 @Override 3052 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3053 if (!sUserManager.exists(userId)) return null; 3054 flags = augmentFlagsForUser(flags, userId); 3055 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3056 synchronized (mPackages) { 3057 PackageParser.Activity a = mReceivers.mActivities.get(component); 3058 if (DEBUG_PACKAGE_INFO) Log.v( 3059 TAG, "getReceiverInfo " + component + ": " + a); 3060 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3061 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3062 if (ps == null) return null; 3063 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3064 userId); 3065 } 3066 } 3067 return null; 3068 } 3069 3070 @Override 3071 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3072 if (!sUserManager.exists(userId)) return null; 3073 flags = augmentFlagsForUser(flags, userId); 3074 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3075 synchronized (mPackages) { 3076 PackageParser.Service s = mServices.mServices.get(component); 3077 if (DEBUG_PACKAGE_INFO) Log.v( 3078 TAG, "getServiceInfo " + component + ": " + s); 3079 if (s != null && mSettings.isEnabledAndVisibleLPr(s.info, flags, userId)) { 3080 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3081 if (ps == null) return null; 3082 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3083 userId); 3084 } 3085 } 3086 return null; 3087 } 3088 3089 @Override 3090 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3091 if (!sUserManager.exists(userId)) return null; 3092 flags = augmentFlagsForUser(flags, userId); 3093 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3094 synchronized (mPackages) { 3095 PackageParser.Provider p = mProviders.mProviders.get(component); 3096 if (DEBUG_PACKAGE_INFO) Log.v( 3097 TAG, "getProviderInfo " + component + ": " + p); 3098 if (p != null && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId)) { 3099 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3100 if (ps == null) return null; 3101 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3102 userId); 3103 } 3104 } 3105 return null; 3106 } 3107 3108 @Override 3109 public String[] getSystemSharedLibraryNames() { 3110 Set<String> libSet; 3111 synchronized (mPackages) { 3112 libSet = mSharedLibraries.keySet(); 3113 int size = libSet.size(); 3114 if (size > 0) { 3115 String[] libs = new String[size]; 3116 libSet.toArray(libs); 3117 return libs; 3118 } 3119 } 3120 return null; 3121 } 3122 3123 /** 3124 * @hide 3125 */ 3126 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3127 synchronized (mPackages) { 3128 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3129 if (lib != null && lib.apk != null) { 3130 return mPackages.get(lib.apk); 3131 } 3132 } 3133 return null; 3134 } 3135 3136 @Override 3137 public FeatureInfo[] getSystemAvailableFeatures() { 3138 Collection<FeatureInfo> featSet; 3139 synchronized (mPackages) { 3140 featSet = mAvailableFeatures.values(); 3141 int size = featSet.size(); 3142 if (size > 0) { 3143 FeatureInfo[] features = new FeatureInfo[size+1]; 3144 featSet.toArray(features); 3145 FeatureInfo fi = new FeatureInfo(); 3146 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3147 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3148 features[size] = fi; 3149 return features; 3150 } 3151 } 3152 return null; 3153 } 3154 3155 @Override 3156 public boolean hasSystemFeature(String name) { 3157 synchronized (mPackages) { 3158 return mAvailableFeatures.containsKey(name); 3159 } 3160 } 3161 3162 private void checkValidCaller(int uid, int userId) { 3163 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3164 return; 3165 3166 throw new SecurityException("Caller uid=" + uid 3167 + " is not privileged to communicate with user=" + userId); 3168 } 3169 3170 @Override 3171 public int checkPermission(String permName, String pkgName, int userId) { 3172 if (!sUserManager.exists(userId)) { 3173 return PackageManager.PERMISSION_DENIED; 3174 } 3175 3176 synchronized (mPackages) { 3177 final PackageParser.Package p = mPackages.get(pkgName); 3178 if (p != null && p.mExtras != null) { 3179 final PackageSetting ps = (PackageSetting) p.mExtras; 3180 final PermissionsState permissionsState = ps.getPermissionsState(); 3181 if (permissionsState.hasPermission(permName, userId)) { 3182 return PackageManager.PERMISSION_GRANTED; 3183 } 3184 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3185 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3186 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3187 return PackageManager.PERMISSION_GRANTED; 3188 } 3189 } 3190 } 3191 3192 return PackageManager.PERMISSION_DENIED; 3193 } 3194 3195 @Override 3196 public int checkUidPermission(String permName, int uid) { 3197 final int userId = UserHandle.getUserId(uid); 3198 3199 if (!sUserManager.exists(userId)) { 3200 return PackageManager.PERMISSION_DENIED; 3201 } 3202 3203 synchronized (mPackages) { 3204 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3205 if (obj != null) { 3206 final SettingBase ps = (SettingBase) obj; 3207 final PermissionsState permissionsState = ps.getPermissionsState(); 3208 if (permissionsState.hasPermission(permName, userId)) { 3209 return PackageManager.PERMISSION_GRANTED; 3210 } 3211 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3212 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3213 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3214 return PackageManager.PERMISSION_GRANTED; 3215 } 3216 } else { 3217 ArraySet<String> perms = mSystemPermissions.get(uid); 3218 if (perms != null) { 3219 if (perms.contains(permName)) { 3220 return PackageManager.PERMISSION_GRANTED; 3221 } 3222 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3223 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3224 return PackageManager.PERMISSION_GRANTED; 3225 } 3226 } 3227 } 3228 } 3229 3230 return PackageManager.PERMISSION_DENIED; 3231 } 3232 3233 @Override 3234 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3235 if (UserHandle.getCallingUserId() != userId) { 3236 mContext.enforceCallingPermission( 3237 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3238 "isPermissionRevokedByPolicy for user " + userId); 3239 } 3240 3241 if (checkPermission(permission, packageName, userId) 3242 == PackageManager.PERMISSION_GRANTED) { 3243 return false; 3244 } 3245 3246 final long identity = Binder.clearCallingIdentity(); 3247 try { 3248 final int flags = getPermissionFlags(permission, packageName, userId); 3249 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3250 } finally { 3251 Binder.restoreCallingIdentity(identity); 3252 } 3253 } 3254 3255 @Override 3256 public String getPermissionControllerPackageName() { 3257 synchronized (mPackages) { 3258 return mRequiredInstallerPackage; 3259 } 3260 } 3261 3262 /** 3263 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3264 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3265 * @param checkShell TODO(yamasani): 3266 * @param message the message to log on security exception 3267 */ 3268 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3269 boolean checkShell, String message) { 3270 if (userId < 0) { 3271 throw new IllegalArgumentException("Invalid userId " + userId); 3272 } 3273 if (checkShell) { 3274 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3275 } 3276 if (userId == UserHandle.getUserId(callingUid)) return; 3277 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3278 if (requireFullPermission) { 3279 mContext.enforceCallingOrSelfPermission( 3280 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3281 } else { 3282 try { 3283 mContext.enforceCallingOrSelfPermission( 3284 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3285 } catch (SecurityException se) { 3286 mContext.enforceCallingOrSelfPermission( 3287 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3288 } 3289 } 3290 } 3291 } 3292 3293 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3294 if (callingUid == Process.SHELL_UID) { 3295 if (userHandle >= 0 3296 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3297 throw new SecurityException("Shell does not have permission to access user " 3298 + userHandle); 3299 } else if (userHandle < 0) { 3300 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3301 + Debug.getCallers(3)); 3302 } 3303 } 3304 } 3305 3306 private BasePermission findPermissionTreeLP(String permName) { 3307 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3308 if (permName.startsWith(bp.name) && 3309 permName.length() > bp.name.length() && 3310 permName.charAt(bp.name.length()) == '.') { 3311 return bp; 3312 } 3313 } 3314 return null; 3315 } 3316 3317 private BasePermission checkPermissionTreeLP(String permName) { 3318 if (permName != null) { 3319 BasePermission bp = findPermissionTreeLP(permName); 3320 if (bp != null) { 3321 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3322 return bp; 3323 } 3324 throw new SecurityException("Calling uid " 3325 + Binder.getCallingUid() 3326 + " is not allowed to add to permission tree " 3327 + bp.name + " owned by uid " + bp.uid); 3328 } 3329 } 3330 throw new SecurityException("No permission tree found for " + permName); 3331 } 3332 3333 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3334 if (s1 == null) { 3335 return s2 == null; 3336 } 3337 if (s2 == null) { 3338 return false; 3339 } 3340 if (s1.getClass() != s2.getClass()) { 3341 return false; 3342 } 3343 return s1.equals(s2); 3344 } 3345 3346 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3347 if (pi1.icon != pi2.icon) return false; 3348 if (pi1.logo != pi2.logo) return false; 3349 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3350 if (!compareStrings(pi1.name, pi2.name)) return false; 3351 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3352 // We'll take care of setting this one. 3353 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3354 // These are not currently stored in settings. 3355 //if (!compareStrings(pi1.group, pi2.group)) return false; 3356 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3357 //if (pi1.labelRes != pi2.labelRes) return false; 3358 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3359 return true; 3360 } 3361 3362 int permissionInfoFootprint(PermissionInfo info) { 3363 int size = info.name.length(); 3364 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3365 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3366 return size; 3367 } 3368 3369 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3370 int size = 0; 3371 for (BasePermission perm : mSettings.mPermissions.values()) { 3372 if (perm.uid == tree.uid) { 3373 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3374 } 3375 } 3376 return size; 3377 } 3378 3379 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3380 // We calculate the max size of permissions defined by this uid and throw 3381 // if that plus the size of 'info' would exceed our stated maximum. 3382 if (tree.uid != Process.SYSTEM_UID) { 3383 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3384 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3385 throw new SecurityException("Permission tree size cap exceeded"); 3386 } 3387 } 3388 } 3389 3390 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3391 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3392 throw new SecurityException("Label must be specified in permission"); 3393 } 3394 BasePermission tree = checkPermissionTreeLP(info.name); 3395 BasePermission bp = mSettings.mPermissions.get(info.name); 3396 boolean added = bp == null; 3397 boolean changed = true; 3398 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3399 if (added) { 3400 enforcePermissionCapLocked(info, tree); 3401 bp = new BasePermission(info.name, tree.sourcePackage, 3402 BasePermission.TYPE_DYNAMIC); 3403 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3404 throw new SecurityException( 3405 "Not allowed to modify non-dynamic permission " 3406 + info.name); 3407 } else { 3408 if (bp.protectionLevel == fixedLevel 3409 && bp.perm.owner.equals(tree.perm.owner) 3410 && bp.uid == tree.uid 3411 && comparePermissionInfos(bp.perm.info, info)) { 3412 changed = false; 3413 } 3414 } 3415 bp.protectionLevel = fixedLevel; 3416 info = new PermissionInfo(info); 3417 info.protectionLevel = fixedLevel; 3418 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3419 bp.perm.info.packageName = tree.perm.info.packageName; 3420 bp.uid = tree.uid; 3421 if (added) { 3422 mSettings.mPermissions.put(info.name, bp); 3423 } 3424 if (changed) { 3425 if (!async) { 3426 mSettings.writeLPr(); 3427 } else { 3428 scheduleWriteSettingsLocked(); 3429 } 3430 } 3431 return added; 3432 } 3433 3434 @Override 3435 public boolean addPermission(PermissionInfo info) { 3436 synchronized (mPackages) { 3437 return addPermissionLocked(info, false); 3438 } 3439 } 3440 3441 @Override 3442 public boolean addPermissionAsync(PermissionInfo info) { 3443 synchronized (mPackages) { 3444 return addPermissionLocked(info, true); 3445 } 3446 } 3447 3448 @Override 3449 public void removePermission(String name) { 3450 synchronized (mPackages) { 3451 checkPermissionTreeLP(name); 3452 BasePermission bp = mSettings.mPermissions.get(name); 3453 if (bp != null) { 3454 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3455 throw new SecurityException( 3456 "Not allowed to modify non-dynamic permission " 3457 + name); 3458 } 3459 mSettings.mPermissions.remove(name); 3460 mSettings.writeLPr(); 3461 } 3462 } 3463 } 3464 3465 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3466 BasePermission bp) { 3467 int index = pkg.requestedPermissions.indexOf(bp.name); 3468 if (index == -1) { 3469 throw new SecurityException("Package " + pkg.packageName 3470 + " has not requested permission " + bp.name); 3471 } 3472 if (!bp.isRuntime() && !bp.isDevelopment()) { 3473 throw new SecurityException("Permission " + bp.name 3474 + " is not a changeable permission type"); 3475 } 3476 } 3477 3478 @Override 3479 public void grantRuntimePermission(String packageName, String name, final int userId) { 3480 if (!sUserManager.exists(userId)) { 3481 Log.e(TAG, "No such user:" + userId); 3482 return; 3483 } 3484 3485 mContext.enforceCallingOrSelfPermission( 3486 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3487 "grantRuntimePermission"); 3488 3489 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3490 "grantRuntimePermission"); 3491 3492 final int uid; 3493 final SettingBase sb; 3494 3495 synchronized (mPackages) { 3496 final PackageParser.Package pkg = mPackages.get(packageName); 3497 if (pkg == null) { 3498 throw new IllegalArgumentException("Unknown package: " + packageName); 3499 } 3500 3501 final BasePermission bp = mSettings.mPermissions.get(name); 3502 if (bp == null) { 3503 throw new IllegalArgumentException("Unknown permission: " + name); 3504 } 3505 3506 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3507 3508 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3509 sb = (SettingBase) pkg.mExtras; 3510 if (sb == null) { 3511 throw new IllegalArgumentException("Unknown package: " + packageName); 3512 } 3513 3514 final PermissionsState permissionsState = sb.getPermissionsState(); 3515 3516 final int flags = permissionsState.getPermissionFlags(name, userId); 3517 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3518 throw new SecurityException("Cannot grant system fixed permission: " 3519 + name + " for package: " + packageName); 3520 } 3521 3522 if (bp.isDevelopment()) { 3523 // Development permissions must be handled specially, since they are not 3524 // normal runtime permissions. For now they apply to all users. 3525 if (permissionsState.grantInstallPermission(bp) != 3526 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3527 scheduleWriteSettingsLocked(); 3528 } 3529 return; 3530 } 3531 3532 final int result = permissionsState.grantRuntimePermission(bp, userId); 3533 switch (result) { 3534 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3535 return; 3536 } 3537 3538 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3539 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3540 mHandler.post(new Runnable() { 3541 @Override 3542 public void run() { 3543 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3544 } 3545 }); 3546 } 3547 break; 3548 } 3549 3550 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3551 3552 // Not critical if that is lost - app has to request again. 3553 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3554 } 3555 3556 // Only need to do this if user is initialized. Otherwise it's a new user 3557 // and there are no processes running as the user yet and there's no need 3558 // to make an expensive call to remount processes for the changed permissions. 3559 if (READ_EXTERNAL_STORAGE.equals(name) 3560 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3561 final long token = Binder.clearCallingIdentity(); 3562 try { 3563 if (sUserManager.isInitialized(userId)) { 3564 MountServiceInternal mountServiceInternal = LocalServices.getService( 3565 MountServiceInternal.class); 3566 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3567 } 3568 } finally { 3569 Binder.restoreCallingIdentity(token); 3570 } 3571 } 3572 } 3573 3574 @Override 3575 public void revokeRuntimePermission(String packageName, String name, int userId) { 3576 if (!sUserManager.exists(userId)) { 3577 Log.e(TAG, "No such user:" + userId); 3578 return; 3579 } 3580 3581 mContext.enforceCallingOrSelfPermission( 3582 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3583 "revokeRuntimePermission"); 3584 3585 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3586 "revokeRuntimePermission"); 3587 3588 final int appId; 3589 3590 synchronized (mPackages) { 3591 final PackageParser.Package pkg = mPackages.get(packageName); 3592 if (pkg == null) { 3593 throw new IllegalArgumentException("Unknown package: " + packageName); 3594 } 3595 3596 final BasePermission bp = mSettings.mPermissions.get(name); 3597 if (bp == null) { 3598 throw new IllegalArgumentException("Unknown permission: " + name); 3599 } 3600 3601 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3602 3603 SettingBase sb = (SettingBase) pkg.mExtras; 3604 if (sb == null) { 3605 throw new IllegalArgumentException("Unknown package: " + packageName); 3606 } 3607 3608 final PermissionsState permissionsState = sb.getPermissionsState(); 3609 3610 final int flags = permissionsState.getPermissionFlags(name, userId); 3611 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3612 throw new SecurityException("Cannot revoke system fixed permission: " 3613 + name + " for package: " + packageName); 3614 } 3615 3616 if (bp.isDevelopment()) { 3617 // Development permissions must be handled specially, since they are not 3618 // normal runtime permissions. For now they apply to all users. 3619 if (permissionsState.revokeInstallPermission(bp) != 3620 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3621 scheduleWriteSettingsLocked(); 3622 } 3623 return; 3624 } 3625 3626 if (permissionsState.revokeRuntimePermission(bp, userId) == 3627 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3628 return; 3629 } 3630 3631 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3632 3633 // Critical, after this call app should never have the permission. 3634 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3635 3636 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3637 } 3638 3639 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3640 } 3641 3642 @Override 3643 public void resetRuntimePermissions() { 3644 mContext.enforceCallingOrSelfPermission( 3645 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3646 "revokeRuntimePermission"); 3647 3648 int callingUid = Binder.getCallingUid(); 3649 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3650 mContext.enforceCallingOrSelfPermission( 3651 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3652 "resetRuntimePermissions"); 3653 } 3654 3655 synchronized (mPackages) { 3656 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3657 for (int userId : UserManagerService.getInstance().getUserIds()) { 3658 final int packageCount = mPackages.size(); 3659 for (int i = 0; i < packageCount; i++) { 3660 PackageParser.Package pkg = mPackages.valueAt(i); 3661 if (!(pkg.mExtras instanceof PackageSetting)) { 3662 continue; 3663 } 3664 PackageSetting ps = (PackageSetting) pkg.mExtras; 3665 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3666 } 3667 } 3668 } 3669 } 3670 3671 @Override 3672 public int getPermissionFlags(String name, String packageName, int userId) { 3673 if (!sUserManager.exists(userId)) { 3674 return 0; 3675 } 3676 3677 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3678 3679 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3680 "getPermissionFlags"); 3681 3682 synchronized (mPackages) { 3683 final PackageParser.Package pkg = mPackages.get(packageName); 3684 if (pkg == null) { 3685 throw new IllegalArgumentException("Unknown package: " + packageName); 3686 } 3687 3688 final BasePermission bp = mSettings.mPermissions.get(name); 3689 if (bp == null) { 3690 throw new IllegalArgumentException("Unknown permission: " + name); 3691 } 3692 3693 SettingBase sb = (SettingBase) pkg.mExtras; 3694 if (sb == null) { 3695 throw new IllegalArgumentException("Unknown package: " + packageName); 3696 } 3697 3698 PermissionsState permissionsState = sb.getPermissionsState(); 3699 return permissionsState.getPermissionFlags(name, userId); 3700 } 3701 } 3702 3703 @Override 3704 public void updatePermissionFlags(String name, String packageName, int flagMask, 3705 int flagValues, int userId) { 3706 if (!sUserManager.exists(userId)) { 3707 return; 3708 } 3709 3710 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3711 3712 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3713 "updatePermissionFlags"); 3714 3715 // Only the system can change these flags and nothing else. 3716 if (getCallingUid() != Process.SYSTEM_UID) { 3717 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3718 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3719 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3720 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3721 } 3722 3723 synchronized (mPackages) { 3724 final PackageParser.Package pkg = mPackages.get(packageName); 3725 if (pkg == null) { 3726 throw new IllegalArgumentException("Unknown package: " + packageName); 3727 } 3728 3729 final BasePermission bp = mSettings.mPermissions.get(name); 3730 if (bp == null) { 3731 throw new IllegalArgumentException("Unknown permission: " + name); 3732 } 3733 3734 SettingBase sb = (SettingBase) pkg.mExtras; 3735 if (sb == null) { 3736 throw new IllegalArgumentException("Unknown package: " + packageName); 3737 } 3738 3739 PermissionsState permissionsState = sb.getPermissionsState(); 3740 3741 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3742 3743 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3744 // Install and runtime permissions are stored in different places, 3745 // so figure out what permission changed and persist the change. 3746 if (permissionsState.getInstallPermissionState(name) != null) { 3747 scheduleWriteSettingsLocked(); 3748 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3749 || hadState) { 3750 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3751 } 3752 } 3753 } 3754 } 3755 3756 /** 3757 * Update the permission flags for all packages and runtime permissions of a user in order 3758 * to allow device or profile owner to remove POLICY_FIXED. 3759 */ 3760 @Override 3761 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3762 if (!sUserManager.exists(userId)) { 3763 return; 3764 } 3765 3766 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3767 3768 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3769 "updatePermissionFlagsForAllApps"); 3770 3771 // Only the system can change system fixed flags. 3772 if (getCallingUid() != Process.SYSTEM_UID) { 3773 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3774 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3775 } 3776 3777 synchronized (mPackages) { 3778 boolean changed = false; 3779 final int packageCount = mPackages.size(); 3780 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3781 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3782 SettingBase sb = (SettingBase) pkg.mExtras; 3783 if (sb == null) { 3784 continue; 3785 } 3786 PermissionsState permissionsState = sb.getPermissionsState(); 3787 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3788 userId, flagMask, flagValues); 3789 } 3790 if (changed) { 3791 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3792 } 3793 } 3794 } 3795 3796 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3797 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3798 != PackageManager.PERMISSION_GRANTED 3799 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3800 != PackageManager.PERMISSION_GRANTED) { 3801 throw new SecurityException(message + " requires " 3802 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3803 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3804 } 3805 } 3806 3807 @Override 3808 public boolean shouldShowRequestPermissionRationale(String permissionName, 3809 String packageName, int userId) { 3810 if (UserHandle.getCallingUserId() != userId) { 3811 mContext.enforceCallingPermission( 3812 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3813 "canShowRequestPermissionRationale for user " + userId); 3814 } 3815 3816 final int uid = getPackageUid(packageName, userId); 3817 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3818 return false; 3819 } 3820 3821 if (checkPermission(permissionName, packageName, userId) 3822 == PackageManager.PERMISSION_GRANTED) { 3823 return false; 3824 } 3825 3826 final int flags; 3827 3828 final long identity = Binder.clearCallingIdentity(); 3829 try { 3830 flags = getPermissionFlags(permissionName, 3831 packageName, userId); 3832 } finally { 3833 Binder.restoreCallingIdentity(identity); 3834 } 3835 3836 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3837 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3838 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3839 3840 if ((flags & fixedFlags) != 0) { 3841 return false; 3842 } 3843 3844 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3845 } 3846 3847 @Override 3848 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3849 mContext.enforceCallingOrSelfPermission( 3850 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3851 "addOnPermissionsChangeListener"); 3852 3853 synchronized (mPackages) { 3854 mOnPermissionChangeListeners.addListenerLocked(listener); 3855 } 3856 } 3857 3858 @Override 3859 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3860 synchronized (mPackages) { 3861 mOnPermissionChangeListeners.removeListenerLocked(listener); 3862 } 3863 } 3864 3865 @Override 3866 public boolean isProtectedBroadcast(String actionName) { 3867 synchronized (mPackages) { 3868 return mProtectedBroadcasts.contains(actionName); 3869 } 3870 } 3871 3872 @Override 3873 public int checkSignatures(String pkg1, String pkg2) { 3874 synchronized (mPackages) { 3875 final PackageParser.Package p1 = mPackages.get(pkg1); 3876 final PackageParser.Package p2 = mPackages.get(pkg2); 3877 if (p1 == null || p1.mExtras == null 3878 || p2 == null || p2.mExtras == null) { 3879 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3880 } 3881 return compareSignatures(p1.mSignatures, p2.mSignatures); 3882 } 3883 } 3884 3885 @Override 3886 public int checkUidSignatures(int uid1, int uid2) { 3887 // Map to base uids. 3888 uid1 = UserHandle.getAppId(uid1); 3889 uid2 = UserHandle.getAppId(uid2); 3890 // reader 3891 synchronized (mPackages) { 3892 Signature[] s1; 3893 Signature[] s2; 3894 Object obj = mSettings.getUserIdLPr(uid1); 3895 if (obj != null) { 3896 if (obj instanceof SharedUserSetting) { 3897 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3898 } else if (obj instanceof PackageSetting) { 3899 s1 = ((PackageSetting)obj).signatures.mSignatures; 3900 } else { 3901 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3902 } 3903 } else { 3904 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3905 } 3906 obj = mSettings.getUserIdLPr(uid2); 3907 if (obj != null) { 3908 if (obj instanceof SharedUserSetting) { 3909 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3910 } else if (obj instanceof PackageSetting) { 3911 s2 = ((PackageSetting)obj).signatures.mSignatures; 3912 } else { 3913 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3914 } 3915 } else { 3916 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3917 } 3918 return compareSignatures(s1, s2); 3919 } 3920 } 3921 3922 private void killUid(int appId, int userId, String reason) { 3923 final long identity = Binder.clearCallingIdentity(); 3924 try { 3925 IActivityManager am = ActivityManagerNative.getDefault(); 3926 if (am != null) { 3927 try { 3928 am.killUid(appId, userId, reason); 3929 } catch (RemoteException e) { 3930 /* ignore - same process */ 3931 } 3932 } 3933 } finally { 3934 Binder.restoreCallingIdentity(identity); 3935 } 3936 } 3937 3938 /** 3939 * Compares two sets of signatures. Returns: 3940 * <br /> 3941 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3942 * <br /> 3943 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3944 * <br /> 3945 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3946 * <br /> 3947 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3948 * <br /> 3949 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3950 */ 3951 static int compareSignatures(Signature[] s1, Signature[] s2) { 3952 if (s1 == null) { 3953 return s2 == null 3954 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3955 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3956 } 3957 3958 if (s2 == null) { 3959 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3960 } 3961 3962 if (s1.length != s2.length) { 3963 return PackageManager.SIGNATURE_NO_MATCH; 3964 } 3965 3966 // Since both signature sets are of size 1, we can compare without HashSets. 3967 if (s1.length == 1) { 3968 return s1[0].equals(s2[0]) ? 3969 PackageManager.SIGNATURE_MATCH : 3970 PackageManager.SIGNATURE_NO_MATCH; 3971 } 3972 3973 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3974 for (Signature sig : s1) { 3975 set1.add(sig); 3976 } 3977 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3978 for (Signature sig : s2) { 3979 set2.add(sig); 3980 } 3981 // Make sure s2 contains all signatures in s1. 3982 if (set1.equals(set2)) { 3983 return PackageManager.SIGNATURE_MATCH; 3984 } 3985 return PackageManager.SIGNATURE_NO_MATCH; 3986 } 3987 3988 /** 3989 * If the database version for this type of package (internal storage or 3990 * external storage) is less than the version where package signatures 3991 * were updated, return true. 3992 */ 3993 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3994 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3995 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3996 } 3997 3998 /** 3999 * Used for backward compatibility to make sure any packages with 4000 * certificate chains get upgraded to the new style. {@code existingSigs} 4001 * will be in the old format (since they were stored on disk from before the 4002 * system upgrade) and {@code scannedSigs} will be in the newer format. 4003 */ 4004 private int compareSignaturesCompat(PackageSignatures existingSigs, 4005 PackageParser.Package scannedPkg) { 4006 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4007 return PackageManager.SIGNATURE_NO_MATCH; 4008 } 4009 4010 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4011 for (Signature sig : existingSigs.mSignatures) { 4012 existingSet.add(sig); 4013 } 4014 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4015 for (Signature sig : scannedPkg.mSignatures) { 4016 try { 4017 Signature[] chainSignatures = sig.getChainSignatures(); 4018 for (Signature chainSig : chainSignatures) { 4019 scannedCompatSet.add(chainSig); 4020 } 4021 } catch (CertificateEncodingException e) { 4022 scannedCompatSet.add(sig); 4023 } 4024 } 4025 /* 4026 * Make sure the expanded scanned set contains all signatures in the 4027 * existing one. 4028 */ 4029 if (scannedCompatSet.equals(existingSet)) { 4030 // Migrate the old signatures to the new scheme. 4031 existingSigs.assignSignatures(scannedPkg.mSignatures); 4032 // The new KeySets will be re-added later in the scanning process. 4033 synchronized (mPackages) { 4034 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4035 } 4036 return PackageManager.SIGNATURE_MATCH; 4037 } 4038 return PackageManager.SIGNATURE_NO_MATCH; 4039 } 4040 4041 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4042 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4043 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4044 } 4045 4046 private int compareSignaturesRecover(PackageSignatures existingSigs, 4047 PackageParser.Package scannedPkg) { 4048 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4049 return PackageManager.SIGNATURE_NO_MATCH; 4050 } 4051 4052 String msg = null; 4053 try { 4054 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4055 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4056 + scannedPkg.packageName); 4057 return PackageManager.SIGNATURE_MATCH; 4058 } 4059 } catch (CertificateException e) { 4060 msg = e.getMessage(); 4061 } 4062 4063 logCriticalInfo(Log.INFO, 4064 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4065 return PackageManager.SIGNATURE_NO_MATCH; 4066 } 4067 4068 @Override 4069 public String[] getPackagesForUid(int uid) { 4070 uid = UserHandle.getAppId(uid); 4071 // reader 4072 synchronized (mPackages) { 4073 Object obj = mSettings.getUserIdLPr(uid); 4074 if (obj instanceof SharedUserSetting) { 4075 final SharedUserSetting sus = (SharedUserSetting) obj; 4076 final int N = sus.packages.size(); 4077 final String[] res = new String[N]; 4078 final Iterator<PackageSetting> it = sus.packages.iterator(); 4079 int i = 0; 4080 while (it.hasNext()) { 4081 res[i++] = it.next().name; 4082 } 4083 return res; 4084 } else if (obj instanceof PackageSetting) { 4085 final PackageSetting ps = (PackageSetting) obj; 4086 return new String[] { ps.name }; 4087 } 4088 } 4089 return null; 4090 } 4091 4092 @Override 4093 public String getNameForUid(int uid) { 4094 // reader 4095 synchronized (mPackages) { 4096 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4097 if (obj instanceof SharedUserSetting) { 4098 final SharedUserSetting sus = (SharedUserSetting) obj; 4099 return sus.name + ":" + sus.userId; 4100 } else if (obj instanceof PackageSetting) { 4101 final PackageSetting ps = (PackageSetting) obj; 4102 return ps.name; 4103 } 4104 } 4105 return null; 4106 } 4107 4108 @Override 4109 public int getUidForSharedUser(String sharedUserName) { 4110 if(sharedUserName == null) { 4111 return -1; 4112 } 4113 // reader 4114 synchronized (mPackages) { 4115 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4116 if (suid == null) { 4117 return -1; 4118 } 4119 return suid.userId; 4120 } 4121 } 4122 4123 @Override 4124 public int getFlagsForUid(int uid) { 4125 synchronized (mPackages) { 4126 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4127 if (obj instanceof SharedUserSetting) { 4128 final SharedUserSetting sus = (SharedUserSetting) obj; 4129 return sus.pkgFlags; 4130 } else if (obj instanceof PackageSetting) { 4131 final PackageSetting ps = (PackageSetting) obj; 4132 return ps.pkgFlags; 4133 } 4134 } 4135 return 0; 4136 } 4137 4138 @Override 4139 public int getPrivateFlagsForUid(int uid) { 4140 synchronized (mPackages) { 4141 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4142 if (obj instanceof SharedUserSetting) { 4143 final SharedUserSetting sus = (SharedUserSetting) obj; 4144 return sus.pkgPrivateFlags; 4145 } else if (obj instanceof PackageSetting) { 4146 final PackageSetting ps = (PackageSetting) obj; 4147 return ps.pkgPrivateFlags; 4148 } 4149 } 4150 return 0; 4151 } 4152 4153 @Override 4154 public boolean isUidPrivileged(int uid) { 4155 uid = UserHandle.getAppId(uid); 4156 // reader 4157 synchronized (mPackages) { 4158 Object obj = mSettings.getUserIdLPr(uid); 4159 if (obj instanceof SharedUserSetting) { 4160 final SharedUserSetting sus = (SharedUserSetting) obj; 4161 final Iterator<PackageSetting> it = sus.packages.iterator(); 4162 while (it.hasNext()) { 4163 if (it.next().isPrivileged()) { 4164 return true; 4165 } 4166 } 4167 } else if (obj instanceof PackageSetting) { 4168 final PackageSetting ps = (PackageSetting) obj; 4169 return ps.isPrivileged(); 4170 } 4171 } 4172 return false; 4173 } 4174 4175 @Override 4176 public String[] getAppOpPermissionPackages(String permissionName) { 4177 synchronized (mPackages) { 4178 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4179 if (pkgs == null) { 4180 return null; 4181 } 4182 return pkgs.toArray(new String[pkgs.size()]); 4183 } 4184 } 4185 4186 @Override 4187 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4188 int flags, int userId) { 4189 if (!sUserManager.exists(userId)) return null; 4190 flags = augmentFlagsForUser(flags, userId); 4191 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4192 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4193 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4194 } 4195 4196 @Override 4197 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4198 IntentFilter filter, int match, ComponentName activity) { 4199 final int userId = UserHandle.getCallingUserId(); 4200 if (DEBUG_PREFERRED) { 4201 Log.v(TAG, "setLastChosenActivity intent=" + intent 4202 + " resolvedType=" + resolvedType 4203 + " flags=" + flags 4204 + " filter=" + filter 4205 + " match=" + match 4206 + " activity=" + activity); 4207 filter.dump(new PrintStreamPrinter(System.out), " "); 4208 } 4209 intent.setComponent(null); 4210 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4211 // Find any earlier preferred or last chosen entries and nuke them 4212 findPreferredActivity(intent, resolvedType, 4213 flags, query, 0, false, true, false, userId); 4214 // Add the new activity as the last chosen for this filter 4215 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4216 "Setting last chosen"); 4217 } 4218 4219 @Override 4220 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4221 final int userId = UserHandle.getCallingUserId(); 4222 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4223 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4224 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4225 false, false, false, userId); 4226 } 4227 4228 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4229 int flags, List<ResolveInfo> query, int userId) { 4230 if (query != null) { 4231 final int N = query.size(); 4232 if (N == 1) { 4233 return query.get(0); 4234 } else if (N > 1) { 4235 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4236 // If there is more than one activity with the same priority, 4237 // then let the user decide between them. 4238 ResolveInfo r0 = query.get(0); 4239 ResolveInfo r1 = query.get(1); 4240 if (DEBUG_INTENT_MATCHING || debug) { 4241 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4242 + r1.activityInfo.name + "=" + r1.priority); 4243 } 4244 // If the first activity has a higher priority, or a different 4245 // default, then it is always desireable to pick it. 4246 if (r0.priority != r1.priority 4247 || r0.preferredOrder != r1.preferredOrder 4248 || r0.isDefault != r1.isDefault) { 4249 return query.get(0); 4250 } 4251 // If we have saved a preference for a preferred activity for 4252 // this Intent, use that. 4253 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4254 flags, query, r0.priority, true, false, debug, userId); 4255 if (ri != null) { 4256 return ri; 4257 } 4258 ri = new ResolveInfo(mResolveInfo); 4259 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4260 ri.activityInfo.applicationInfo = new ApplicationInfo( 4261 ri.activityInfo.applicationInfo); 4262 if (userId != 0) { 4263 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4264 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4265 } 4266 // Make sure that the resolver is displayable in car mode 4267 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4268 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4269 return ri; 4270 } 4271 } 4272 return null; 4273 } 4274 4275 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4276 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4277 final int N = query.size(); 4278 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4279 .get(userId); 4280 // Get the list of persistent preferred activities that handle the intent 4281 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4282 List<PersistentPreferredActivity> pprefs = ppir != null 4283 ? ppir.queryIntent(intent, resolvedType, 4284 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4285 : null; 4286 if (pprefs != null && pprefs.size() > 0) { 4287 final int M = pprefs.size(); 4288 for (int i=0; i<M; i++) { 4289 final PersistentPreferredActivity ppa = pprefs.get(i); 4290 if (DEBUG_PREFERRED || debug) { 4291 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4292 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4293 + "\n component=" + ppa.mComponent); 4294 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4295 } 4296 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4297 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4298 if (DEBUG_PREFERRED || debug) { 4299 Slog.v(TAG, "Found persistent preferred activity:"); 4300 if (ai != null) { 4301 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4302 } else { 4303 Slog.v(TAG, " null"); 4304 } 4305 } 4306 if (ai == null) { 4307 // This previously registered persistent preferred activity 4308 // component is no longer known. Ignore it and do NOT remove it. 4309 continue; 4310 } 4311 for (int j=0; j<N; j++) { 4312 final ResolveInfo ri = query.get(j); 4313 if (!ri.activityInfo.applicationInfo.packageName 4314 .equals(ai.applicationInfo.packageName)) { 4315 continue; 4316 } 4317 if (!ri.activityInfo.name.equals(ai.name)) { 4318 continue; 4319 } 4320 // Found a persistent preference that can handle the intent. 4321 if (DEBUG_PREFERRED || debug) { 4322 Slog.v(TAG, "Returning persistent preferred activity: " + 4323 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4324 } 4325 return ri; 4326 } 4327 } 4328 } 4329 return null; 4330 } 4331 4332 // TODO: handle preferred activities missing while user has amnesia 4333 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4334 List<ResolveInfo> query, int priority, boolean always, 4335 boolean removeMatches, boolean debug, int userId) { 4336 if (!sUserManager.exists(userId)) return null; 4337 flags = augmentFlagsForUser(flags, userId); 4338 // writer 4339 synchronized (mPackages) { 4340 if (intent.getSelector() != null) { 4341 intent = intent.getSelector(); 4342 } 4343 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4344 4345 // Try to find a matching persistent preferred activity. 4346 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4347 debug, userId); 4348 4349 // If a persistent preferred activity matched, use it. 4350 if (pri != null) { 4351 return pri; 4352 } 4353 4354 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4355 // Get the list of preferred activities that handle the intent 4356 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4357 List<PreferredActivity> prefs = pir != null 4358 ? pir.queryIntent(intent, resolvedType, 4359 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4360 : null; 4361 if (prefs != null && prefs.size() > 0) { 4362 boolean changed = false; 4363 try { 4364 // First figure out how good the original match set is. 4365 // We will only allow preferred activities that came 4366 // from the same match quality. 4367 int match = 0; 4368 4369 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4370 4371 final int N = query.size(); 4372 for (int j=0; j<N; j++) { 4373 final ResolveInfo ri = query.get(j); 4374 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4375 + ": 0x" + Integer.toHexString(match)); 4376 if (ri.match > match) { 4377 match = ri.match; 4378 } 4379 } 4380 4381 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4382 + Integer.toHexString(match)); 4383 4384 match &= IntentFilter.MATCH_CATEGORY_MASK; 4385 final int M = prefs.size(); 4386 for (int i=0; i<M; i++) { 4387 final PreferredActivity pa = prefs.get(i); 4388 if (DEBUG_PREFERRED || debug) { 4389 Slog.v(TAG, "Checking PreferredActivity ds=" 4390 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4391 + "\n component=" + pa.mPref.mComponent); 4392 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4393 } 4394 if (pa.mPref.mMatch != match) { 4395 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4396 + Integer.toHexString(pa.mPref.mMatch)); 4397 continue; 4398 } 4399 // If it's not an "always" type preferred activity and that's what we're 4400 // looking for, skip it. 4401 if (always && !pa.mPref.mAlways) { 4402 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4403 continue; 4404 } 4405 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4406 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4407 if (DEBUG_PREFERRED || debug) { 4408 Slog.v(TAG, "Found preferred activity:"); 4409 if (ai != null) { 4410 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4411 } else { 4412 Slog.v(TAG, " null"); 4413 } 4414 } 4415 if (ai == null) { 4416 // This previously registered preferred activity 4417 // component is no longer known. Most likely an update 4418 // to the app was installed and in the new version this 4419 // component no longer exists. Clean it up by removing 4420 // it from the preferred activities list, and skip it. 4421 Slog.w(TAG, "Removing dangling preferred activity: " 4422 + pa.mPref.mComponent); 4423 pir.removeFilter(pa); 4424 changed = true; 4425 continue; 4426 } 4427 for (int j=0; j<N; j++) { 4428 final ResolveInfo ri = query.get(j); 4429 if (!ri.activityInfo.applicationInfo.packageName 4430 .equals(ai.applicationInfo.packageName)) { 4431 continue; 4432 } 4433 if (!ri.activityInfo.name.equals(ai.name)) { 4434 continue; 4435 } 4436 4437 if (removeMatches) { 4438 pir.removeFilter(pa); 4439 changed = true; 4440 if (DEBUG_PREFERRED) { 4441 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4442 } 4443 break; 4444 } 4445 4446 // Okay we found a previously set preferred or last chosen app. 4447 // If the result set is different from when this 4448 // was created, we need to clear it and re-ask the 4449 // user their preference, if we're looking for an "always" type entry. 4450 if (always && !pa.mPref.sameSet(query)) { 4451 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4452 + intent + " type " + resolvedType); 4453 if (DEBUG_PREFERRED) { 4454 Slog.v(TAG, "Removing preferred activity since set changed " 4455 + pa.mPref.mComponent); 4456 } 4457 pir.removeFilter(pa); 4458 // Re-add the filter as a "last chosen" entry (!always) 4459 PreferredActivity lastChosen = new PreferredActivity( 4460 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4461 pir.addFilter(lastChosen); 4462 changed = true; 4463 return null; 4464 } 4465 4466 // Yay! Either the set matched or we're looking for the last chosen 4467 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4468 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4469 return ri; 4470 } 4471 } 4472 } finally { 4473 if (changed) { 4474 if (DEBUG_PREFERRED) { 4475 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4476 } 4477 scheduleWritePackageRestrictionsLocked(userId); 4478 } 4479 } 4480 } 4481 } 4482 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4483 return null; 4484 } 4485 4486 /* 4487 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4488 */ 4489 @Override 4490 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4491 int targetUserId) { 4492 mContext.enforceCallingOrSelfPermission( 4493 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4494 List<CrossProfileIntentFilter> matches = 4495 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4496 if (matches != null) { 4497 int size = matches.size(); 4498 for (int i = 0; i < size; i++) { 4499 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4500 } 4501 } 4502 if (hasWebURI(intent)) { 4503 // cross-profile app linking works only towards the parent. 4504 final UserInfo parent = getProfileParent(sourceUserId); 4505 synchronized(mPackages) { 4506 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4507 intent, resolvedType, 0, sourceUserId, parent.id); 4508 return xpDomainInfo != null; 4509 } 4510 } 4511 return false; 4512 } 4513 4514 private UserInfo getProfileParent(int userId) { 4515 final long identity = Binder.clearCallingIdentity(); 4516 try { 4517 return sUserManager.getProfileParent(userId); 4518 } finally { 4519 Binder.restoreCallingIdentity(identity); 4520 } 4521 } 4522 4523 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4524 String resolvedType, int userId) { 4525 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4526 if (resolver != null) { 4527 return resolver.queryIntent(intent, resolvedType, false, userId); 4528 } 4529 return null; 4530 } 4531 4532 @Override 4533 public List<ResolveInfo> queryIntentActivities(Intent intent, 4534 String resolvedType, int flags, int userId) { 4535 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4536 flags = augmentFlagsForUser(flags, userId); 4537 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4538 ComponentName comp = intent.getComponent(); 4539 if (comp == null) { 4540 if (intent.getSelector() != null) { 4541 intent = intent.getSelector(); 4542 comp = intent.getComponent(); 4543 } 4544 } 4545 4546 if (comp != null) { 4547 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4548 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4549 if (ai != null) { 4550 final ResolveInfo ri = new ResolveInfo(); 4551 ri.activityInfo = ai; 4552 list.add(ri); 4553 } 4554 return list; 4555 } 4556 4557 // reader 4558 synchronized (mPackages) { 4559 final String pkgName = intent.getPackage(); 4560 if (pkgName == null) { 4561 List<CrossProfileIntentFilter> matchingFilters = 4562 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4563 // Check for results that need to skip the current profile. 4564 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4565 resolvedType, flags, userId); 4566 if (xpResolveInfo != null) { 4567 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4568 result.add(xpResolveInfo); 4569 return filterIfNotSystemUser(result, userId); 4570 } 4571 4572 // Check for results in the current profile. 4573 List<ResolveInfo> result = mActivities.queryIntent( 4574 intent, resolvedType, flags, userId); 4575 4576 // Check for cross profile results. 4577 xpResolveInfo = queryCrossProfileIntents( 4578 matchingFilters, intent, resolvedType, flags, userId); 4579 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4580 result.add(xpResolveInfo); 4581 Collections.sort(result, mResolvePrioritySorter); 4582 } 4583 result = filterIfNotSystemUser(result, userId); 4584 if (hasWebURI(intent)) { 4585 CrossProfileDomainInfo xpDomainInfo = null; 4586 final UserInfo parent = getProfileParent(userId); 4587 if (parent != null) { 4588 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4589 flags, userId, parent.id); 4590 } 4591 if (xpDomainInfo != null) { 4592 if (xpResolveInfo != null) { 4593 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4594 // in the result. 4595 result.remove(xpResolveInfo); 4596 } 4597 if (result.size() == 0) { 4598 result.add(xpDomainInfo.resolveInfo); 4599 return result; 4600 } 4601 } else if (result.size() <= 1) { 4602 return result; 4603 } 4604 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4605 xpDomainInfo, userId); 4606 Collections.sort(result, mResolvePrioritySorter); 4607 } 4608 return result; 4609 } 4610 final PackageParser.Package pkg = mPackages.get(pkgName); 4611 if (pkg != null) { 4612 return filterIfNotSystemUser( 4613 mActivities.queryIntentForPackage( 4614 intent, resolvedType, flags, pkg.activities, userId), 4615 userId); 4616 } 4617 return new ArrayList<ResolveInfo>(); 4618 } 4619 } 4620 4621 private static class CrossProfileDomainInfo { 4622 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4623 ResolveInfo resolveInfo; 4624 /* Best domain verification status of the activities found in the other profile */ 4625 int bestDomainVerificationStatus; 4626 } 4627 4628 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4629 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4630 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4631 sourceUserId)) { 4632 return null; 4633 } 4634 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4635 resolvedType, flags, parentUserId); 4636 4637 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4638 return null; 4639 } 4640 CrossProfileDomainInfo result = null; 4641 int size = resultTargetUser.size(); 4642 for (int i = 0; i < size; i++) { 4643 ResolveInfo riTargetUser = resultTargetUser.get(i); 4644 // Intent filter verification is only for filters that specify a host. So don't return 4645 // those that handle all web uris. 4646 if (riTargetUser.handleAllWebDataURI) { 4647 continue; 4648 } 4649 String packageName = riTargetUser.activityInfo.packageName; 4650 PackageSetting ps = mSettings.mPackages.get(packageName); 4651 if (ps == null) { 4652 continue; 4653 } 4654 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4655 int status = (int)(verificationState >> 32); 4656 if (result == null) { 4657 result = new CrossProfileDomainInfo(); 4658 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 4659 sourceUserId, parentUserId); 4660 result.bestDomainVerificationStatus = status; 4661 } else { 4662 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4663 result.bestDomainVerificationStatus); 4664 } 4665 } 4666 // Don't consider matches with status NEVER across profiles. 4667 if (result != null && result.bestDomainVerificationStatus 4668 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4669 return null; 4670 } 4671 return result; 4672 } 4673 4674 /** 4675 * Verification statuses are ordered from the worse to the best, except for 4676 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4677 */ 4678 private int bestDomainVerificationStatus(int status1, int status2) { 4679 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4680 return status2; 4681 } 4682 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4683 return status1; 4684 } 4685 return (int) MathUtils.max(status1, status2); 4686 } 4687 4688 private boolean isUserEnabled(int userId) { 4689 long callingId = Binder.clearCallingIdentity(); 4690 try { 4691 UserInfo userInfo = sUserManager.getUserInfo(userId); 4692 return userInfo != null && userInfo.isEnabled(); 4693 } finally { 4694 Binder.restoreCallingIdentity(callingId); 4695 } 4696 } 4697 4698 /** 4699 * Filter out activities with systemUserOnly flag set, when current user is not System. 4700 * 4701 * @return filtered list 4702 */ 4703 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 4704 if (userId == UserHandle.USER_SYSTEM) { 4705 return resolveInfos; 4706 } 4707 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4708 ResolveInfo info = resolveInfos.get(i); 4709 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 4710 resolveInfos.remove(i); 4711 } 4712 } 4713 return resolveInfos; 4714 } 4715 4716 private static boolean hasWebURI(Intent intent) { 4717 if (intent.getData() == null) { 4718 return false; 4719 } 4720 final String scheme = intent.getScheme(); 4721 if (TextUtils.isEmpty(scheme)) { 4722 return false; 4723 } 4724 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4725 } 4726 4727 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4728 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4729 int userId) { 4730 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4731 4732 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4733 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4734 candidates.size()); 4735 } 4736 4737 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4738 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4739 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4740 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 4741 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4742 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4743 4744 synchronized (mPackages) { 4745 final int count = candidates.size(); 4746 // First, try to use linked apps. Partition the candidates into four lists: 4747 // one for the final results, one for the "do not use ever", one for "undefined status" 4748 // and finally one for "browser app type". 4749 for (int n=0; n<count; n++) { 4750 ResolveInfo info = candidates.get(n); 4751 String packageName = info.activityInfo.packageName; 4752 PackageSetting ps = mSettings.mPackages.get(packageName); 4753 if (ps != null) { 4754 // Add to the special match all list (Browser use case) 4755 if (info.handleAllWebDataURI) { 4756 matchAllList.add(info); 4757 continue; 4758 } 4759 // Try to get the status from User settings first 4760 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4761 int status = (int)(packedStatus >> 32); 4762 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4763 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4764 if (DEBUG_DOMAIN_VERIFICATION) { 4765 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4766 + " : linkgen=" + linkGeneration); 4767 } 4768 // Use link-enabled generation as preferredOrder, i.e. 4769 // prefer newly-enabled over earlier-enabled. 4770 info.preferredOrder = linkGeneration; 4771 alwaysList.add(info); 4772 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4773 if (DEBUG_DOMAIN_VERIFICATION) { 4774 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4775 } 4776 neverList.add(info); 4777 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4778 if (DEBUG_DOMAIN_VERIFICATION) { 4779 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 4780 } 4781 alwaysAskList.add(info); 4782 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4783 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4784 if (DEBUG_DOMAIN_VERIFICATION) { 4785 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4786 } 4787 undefinedList.add(info); 4788 } 4789 } 4790 } 4791 4792 // We'll want to include browser possibilities in a few cases 4793 boolean includeBrowser = false; 4794 4795 // First try to add the "always" resolution(s) for the current user, if any 4796 if (alwaysList.size() > 0) { 4797 result.addAll(alwaysList); 4798 } else { 4799 // Add all undefined apps as we want them to appear in the disambiguation dialog. 4800 result.addAll(undefinedList); 4801 // Maybe add one for the other profile. 4802 if (xpDomainInfo != null && ( 4803 xpDomainInfo.bestDomainVerificationStatus 4804 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 4805 result.add(xpDomainInfo.resolveInfo); 4806 } 4807 includeBrowser = true; 4808 } 4809 4810 // The presence of any 'always ask' alternatives means we'll also offer browsers. 4811 // If there were 'always' entries their preferred order has been set, so we also 4812 // back that off to make the alternatives equivalent 4813 if (alwaysAskList.size() > 0) { 4814 for (ResolveInfo i : result) { 4815 i.preferredOrder = 0; 4816 } 4817 result.addAll(alwaysAskList); 4818 includeBrowser = true; 4819 } 4820 4821 if (includeBrowser) { 4822 // Also add browsers (all of them or only the default one) 4823 if (DEBUG_DOMAIN_VERIFICATION) { 4824 Slog.v(TAG, " ...including browsers in candidate set"); 4825 } 4826 if ((matchFlags & MATCH_ALL) != 0) { 4827 result.addAll(matchAllList); 4828 } else { 4829 // Browser/generic handling case. If there's a default browser, go straight 4830 // to that (but only if there is no other higher-priority match). 4831 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4832 int maxMatchPrio = 0; 4833 ResolveInfo defaultBrowserMatch = null; 4834 final int numCandidates = matchAllList.size(); 4835 for (int n = 0; n < numCandidates; n++) { 4836 ResolveInfo info = matchAllList.get(n); 4837 // track the highest overall match priority... 4838 if (info.priority > maxMatchPrio) { 4839 maxMatchPrio = info.priority; 4840 } 4841 // ...and the highest-priority default browser match 4842 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4843 if (defaultBrowserMatch == null 4844 || (defaultBrowserMatch.priority < info.priority)) { 4845 if (debug) { 4846 Slog.v(TAG, "Considering default browser match " + info); 4847 } 4848 defaultBrowserMatch = info; 4849 } 4850 } 4851 } 4852 if (defaultBrowserMatch != null 4853 && defaultBrowserMatch.priority >= maxMatchPrio 4854 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4855 { 4856 if (debug) { 4857 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4858 } 4859 result.add(defaultBrowserMatch); 4860 } else { 4861 result.addAll(matchAllList); 4862 } 4863 } 4864 4865 // If there is nothing selected, add all candidates and remove the ones that the user 4866 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4867 if (result.size() == 0) { 4868 result.addAll(candidates); 4869 result.removeAll(neverList); 4870 } 4871 } 4872 } 4873 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4874 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4875 result.size()); 4876 for (ResolveInfo info : result) { 4877 Slog.v(TAG, " + " + info.activityInfo); 4878 } 4879 } 4880 return result; 4881 } 4882 4883 // Returns a packed value as a long: 4884 // 4885 // high 'int'-sized word: link status: undefined/ask/never/always. 4886 // low 'int'-sized word: relative priority among 'always' results. 4887 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4888 long result = ps.getDomainVerificationStatusForUser(userId); 4889 // if none available, get the master status 4890 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4891 if (ps.getIntentFilterVerificationInfo() != null) { 4892 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4893 } 4894 } 4895 return result; 4896 } 4897 4898 private ResolveInfo querySkipCurrentProfileIntents( 4899 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4900 int flags, int sourceUserId) { 4901 if (matchingFilters != null) { 4902 int size = matchingFilters.size(); 4903 for (int i = 0; i < size; i ++) { 4904 CrossProfileIntentFilter filter = matchingFilters.get(i); 4905 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4906 // Checking if there are activities in the target user that can handle the 4907 // intent. 4908 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 4909 resolvedType, flags, sourceUserId); 4910 if (resolveInfo != null) { 4911 return resolveInfo; 4912 } 4913 } 4914 } 4915 } 4916 return null; 4917 } 4918 4919 // Return matching ResolveInfo if any for skip current profile intent filters. 4920 private ResolveInfo queryCrossProfileIntents( 4921 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4922 int flags, int sourceUserId) { 4923 if (matchingFilters != null) { 4924 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4925 // match the same intent. For performance reasons, it is better not to 4926 // run queryIntent twice for the same userId 4927 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4928 int size = matchingFilters.size(); 4929 for (int i = 0; i < size; i++) { 4930 CrossProfileIntentFilter filter = matchingFilters.get(i); 4931 int targetUserId = filter.getTargetUserId(); 4932 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4933 && !alreadyTriedUserIds.get(targetUserId)) { 4934 // Checking if there are activities in the target user that can handle the 4935 // intent. 4936 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 4937 resolvedType, flags, sourceUserId); 4938 if (resolveInfo != null) return resolveInfo; 4939 alreadyTriedUserIds.put(targetUserId, true); 4940 } 4941 } 4942 } 4943 return null; 4944 } 4945 4946 /** 4947 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 4948 * will forward the intent to the filter's target user. 4949 * Otherwise, returns null. 4950 */ 4951 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 4952 String resolvedType, int flags, int sourceUserId) { 4953 int targetUserId = filter.getTargetUserId(); 4954 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4955 resolvedType, flags, targetUserId); 4956 if (resultTargetUser != null && !resultTargetUser.isEmpty() 4957 && isUserEnabled(targetUserId)) { 4958 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 4959 } 4960 return null; 4961 } 4962 4963 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 4964 int sourceUserId, int targetUserId) { 4965 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4966 long ident = Binder.clearCallingIdentity(); 4967 boolean targetIsProfile; 4968 try { 4969 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 4970 } finally { 4971 Binder.restoreCallingIdentity(ident); 4972 } 4973 String className; 4974 if (targetIsProfile) { 4975 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4976 } else { 4977 className = FORWARD_INTENT_TO_PARENT; 4978 } 4979 ComponentName forwardingActivityComponentName = new ComponentName( 4980 mAndroidApplication.packageName, className); 4981 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4982 sourceUserId); 4983 if (!targetIsProfile) { 4984 forwardingActivityInfo.showUserIcon = targetUserId; 4985 forwardingResolveInfo.noResourceId = true; 4986 } 4987 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4988 forwardingResolveInfo.priority = 0; 4989 forwardingResolveInfo.preferredOrder = 0; 4990 forwardingResolveInfo.match = 0; 4991 forwardingResolveInfo.isDefault = true; 4992 forwardingResolveInfo.filter = filter; 4993 forwardingResolveInfo.targetUserId = targetUserId; 4994 return forwardingResolveInfo; 4995 } 4996 4997 @Override 4998 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4999 Intent[] specifics, String[] specificTypes, Intent intent, 5000 String resolvedType, int flags, int userId) { 5001 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5002 flags = augmentFlagsForUser(flags, userId); 5003 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5004 false, "query intent activity options"); 5005 final String resultsAction = intent.getAction(); 5006 5007 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5008 | PackageManager.GET_RESOLVED_FILTER, userId); 5009 5010 if (DEBUG_INTENT_MATCHING) { 5011 Log.v(TAG, "Query " + intent + ": " + results); 5012 } 5013 5014 int specificsPos = 0; 5015 int N; 5016 5017 // todo: note that the algorithm used here is O(N^2). This 5018 // isn't a problem in our current environment, but if we start running 5019 // into situations where we have more than 5 or 10 matches then this 5020 // should probably be changed to something smarter... 5021 5022 // First we go through and resolve each of the specific items 5023 // that were supplied, taking care of removing any corresponding 5024 // duplicate items in the generic resolve list. 5025 if (specifics != null) { 5026 for (int i=0; i<specifics.length; i++) { 5027 final Intent sintent = specifics[i]; 5028 if (sintent == null) { 5029 continue; 5030 } 5031 5032 if (DEBUG_INTENT_MATCHING) { 5033 Log.v(TAG, "Specific #" + i + ": " + sintent); 5034 } 5035 5036 String action = sintent.getAction(); 5037 if (resultsAction != null && resultsAction.equals(action)) { 5038 // If this action was explicitly requested, then don't 5039 // remove things that have it. 5040 action = null; 5041 } 5042 5043 ResolveInfo ri = null; 5044 ActivityInfo ai = null; 5045 5046 ComponentName comp = sintent.getComponent(); 5047 if (comp == null) { 5048 ri = resolveIntent( 5049 sintent, 5050 specificTypes != null ? specificTypes[i] : null, 5051 flags, userId); 5052 if (ri == null) { 5053 continue; 5054 } 5055 if (ri == mResolveInfo) { 5056 // ACK! Must do something better with this. 5057 } 5058 ai = ri.activityInfo; 5059 comp = new ComponentName(ai.applicationInfo.packageName, 5060 ai.name); 5061 } else { 5062 ai = getActivityInfo(comp, flags, userId); 5063 if (ai == null) { 5064 continue; 5065 } 5066 } 5067 5068 // Look for any generic query activities that are duplicates 5069 // of this specific one, and remove them from the results. 5070 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5071 N = results.size(); 5072 int j; 5073 for (j=specificsPos; j<N; j++) { 5074 ResolveInfo sri = results.get(j); 5075 if ((sri.activityInfo.name.equals(comp.getClassName()) 5076 && sri.activityInfo.applicationInfo.packageName.equals( 5077 comp.getPackageName())) 5078 || (action != null && sri.filter.matchAction(action))) { 5079 results.remove(j); 5080 if (DEBUG_INTENT_MATCHING) Log.v( 5081 TAG, "Removing duplicate item from " + j 5082 + " due to specific " + specificsPos); 5083 if (ri == null) { 5084 ri = sri; 5085 } 5086 j--; 5087 N--; 5088 } 5089 } 5090 5091 // Add this specific item to its proper place. 5092 if (ri == null) { 5093 ri = new ResolveInfo(); 5094 ri.activityInfo = ai; 5095 } 5096 results.add(specificsPos, ri); 5097 ri.specificIndex = i; 5098 specificsPos++; 5099 } 5100 } 5101 5102 // Now we go through the remaining generic results and remove any 5103 // duplicate actions that are found here. 5104 N = results.size(); 5105 for (int i=specificsPos; i<N-1; i++) { 5106 final ResolveInfo rii = results.get(i); 5107 if (rii.filter == null) { 5108 continue; 5109 } 5110 5111 // Iterate over all of the actions of this result's intent 5112 // filter... typically this should be just one. 5113 final Iterator<String> it = rii.filter.actionsIterator(); 5114 if (it == null) { 5115 continue; 5116 } 5117 while (it.hasNext()) { 5118 final String action = it.next(); 5119 if (resultsAction != null && resultsAction.equals(action)) { 5120 // If this action was explicitly requested, then don't 5121 // remove things that have it. 5122 continue; 5123 } 5124 for (int j=i+1; j<N; j++) { 5125 final ResolveInfo rij = results.get(j); 5126 if (rij.filter != null && rij.filter.hasAction(action)) { 5127 results.remove(j); 5128 if (DEBUG_INTENT_MATCHING) Log.v( 5129 TAG, "Removing duplicate item from " + j 5130 + " due to action " + action + " at " + i); 5131 j--; 5132 N--; 5133 } 5134 } 5135 } 5136 5137 // If the caller didn't request filter information, drop it now 5138 // so we don't have to marshall/unmarshall it. 5139 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5140 rii.filter = null; 5141 } 5142 } 5143 5144 // Filter out the caller activity if so requested. 5145 if (caller != null) { 5146 N = results.size(); 5147 for (int i=0; i<N; i++) { 5148 ActivityInfo ainfo = results.get(i).activityInfo; 5149 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5150 && caller.getClassName().equals(ainfo.name)) { 5151 results.remove(i); 5152 break; 5153 } 5154 } 5155 } 5156 5157 // If the caller didn't request filter information, 5158 // drop them now so we don't have to 5159 // marshall/unmarshall it. 5160 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5161 N = results.size(); 5162 for (int i=0; i<N; i++) { 5163 results.get(i).filter = null; 5164 } 5165 } 5166 5167 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5168 return results; 5169 } 5170 5171 @Override 5172 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5173 int userId) { 5174 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5175 flags = augmentFlagsForUser(flags, userId); 5176 ComponentName comp = intent.getComponent(); 5177 if (comp == null) { 5178 if (intent.getSelector() != null) { 5179 intent = intent.getSelector(); 5180 comp = intent.getComponent(); 5181 } 5182 } 5183 if (comp != null) { 5184 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5185 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5186 if (ai != null) { 5187 ResolveInfo ri = new ResolveInfo(); 5188 ri.activityInfo = ai; 5189 list.add(ri); 5190 } 5191 return list; 5192 } 5193 5194 // reader 5195 synchronized (mPackages) { 5196 String pkgName = intent.getPackage(); 5197 if (pkgName == null) { 5198 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5199 } 5200 final PackageParser.Package pkg = mPackages.get(pkgName); 5201 if (pkg != null) { 5202 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5203 userId); 5204 } 5205 return null; 5206 } 5207 } 5208 5209 @Override 5210 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5211 if (!sUserManager.exists(userId)) return null; 5212 flags = augmentFlagsForUser(flags, userId); 5213 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5214 if (query != null) { 5215 if (query.size() >= 1) { 5216 // If there is more than one service with the same priority, 5217 // just arbitrarily pick the first one. 5218 return query.get(0); 5219 } 5220 } 5221 return null; 5222 } 5223 5224 @Override 5225 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5226 int userId) { 5227 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5228 flags = augmentFlagsForUser(flags, userId); 5229 ComponentName comp = intent.getComponent(); 5230 if (comp == null) { 5231 if (intent.getSelector() != null) { 5232 intent = intent.getSelector(); 5233 comp = intent.getComponent(); 5234 } 5235 } 5236 if (comp != null) { 5237 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5238 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5239 if (si != null) { 5240 final ResolveInfo ri = new ResolveInfo(); 5241 ri.serviceInfo = si; 5242 list.add(ri); 5243 } 5244 return list; 5245 } 5246 5247 // reader 5248 synchronized (mPackages) { 5249 String pkgName = intent.getPackage(); 5250 if (pkgName == null) { 5251 return mServices.queryIntent(intent, resolvedType, flags, userId); 5252 } 5253 final PackageParser.Package pkg = mPackages.get(pkgName); 5254 if (pkg != null) { 5255 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5256 userId); 5257 } 5258 return null; 5259 } 5260 } 5261 5262 @Override 5263 public List<ResolveInfo> queryIntentContentProviders( 5264 Intent intent, String resolvedType, int flags, int userId) { 5265 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5266 flags = augmentFlagsForUser(flags, userId); 5267 ComponentName comp = intent.getComponent(); 5268 if (comp == null) { 5269 if (intent.getSelector() != null) { 5270 intent = intent.getSelector(); 5271 comp = intent.getComponent(); 5272 } 5273 } 5274 if (comp != null) { 5275 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5276 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5277 if (pi != null) { 5278 final ResolveInfo ri = new ResolveInfo(); 5279 ri.providerInfo = pi; 5280 list.add(ri); 5281 } 5282 return list; 5283 } 5284 5285 // reader 5286 synchronized (mPackages) { 5287 String pkgName = intent.getPackage(); 5288 if (pkgName == null) { 5289 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5290 } 5291 final PackageParser.Package pkg = mPackages.get(pkgName); 5292 if (pkg != null) { 5293 return mProviders.queryIntentForPackage( 5294 intent, resolvedType, flags, pkg.providers, userId); 5295 } 5296 return null; 5297 } 5298 } 5299 5300 @Override 5301 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5302 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5303 5304 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5305 5306 // writer 5307 synchronized (mPackages) { 5308 ArrayList<PackageInfo> list; 5309 if (listUninstalled) { 5310 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5311 for (PackageSetting ps : mSettings.mPackages.values()) { 5312 PackageInfo pi; 5313 if (ps.pkg != null) { 5314 pi = generatePackageInfo(ps.pkg, flags, userId); 5315 } else { 5316 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5317 } 5318 if (pi != null) { 5319 list.add(pi); 5320 } 5321 } 5322 } else { 5323 list = new ArrayList<PackageInfo>(mPackages.size()); 5324 for (PackageParser.Package p : mPackages.values()) { 5325 PackageInfo pi = generatePackageInfo(p, flags, userId); 5326 if (pi != null) { 5327 list.add(pi); 5328 } 5329 } 5330 } 5331 5332 return new ParceledListSlice<PackageInfo>(list); 5333 } 5334 } 5335 5336 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5337 String[] permissions, boolean[] tmp, int flags, int userId) { 5338 int numMatch = 0; 5339 final PermissionsState permissionsState = ps.getPermissionsState(); 5340 for (int i=0; i<permissions.length; i++) { 5341 final String permission = permissions[i]; 5342 if (permissionsState.hasPermission(permission, userId)) { 5343 tmp[i] = true; 5344 numMatch++; 5345 } else { 5346 tmp[i] = false; 5347 } 5348 } 5349 if (numMatch == 0) { 5350 return; 5351 } 5352 PackageInfo pi; 5353 if (ps.pkg != null) { 5354 pi = generatePackageInfo(ps.pkg, flags, userId); 5355 } else { 5356 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5357 } 5358 // The above might return null in cases of uninstalled apps or install-state 5359 // skew across users/profiles. 5360 if (pi != null) { 5361 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5362 if (numMatch == permissions.length) { 5363 pi.requestedPermissions = permissions; 5364 } else { 5365 pi.requestedPermissions = new String[numMatch]; 5366 numMatch = 0; 5367 for (int i=0; i<permissions.length; i++) { 5368 if (tmp[i]) { 5369 pi.requestedPermissions[numMatch] = permissions[i]; 5370 numMatch++; 5371 } 5372 } 5373 } 5374 } 5375 list.add(pi); 5376 } 5377 } 5378 5379 @Override 5380 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5381 String[] permissions, int flags, int userId) { 5382 if (!sUserManager.exists(userId)) return null; 5383 flags = augmentFlagsForUser(flags, userId); 5384 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5385 5386 // writer 5387 synchronized (mPackages) { 5388 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5389 boolean[] tmpBools = new boolean[permissions.length]; 5390 if (listUninstalled) { 5391 for (PackageSetting ps : mSettings.mPackages.values()) { 5392 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5393 } 5394 } else { 5395 for (PackageParser.Package pkg : mPackages.values()) { 5396 PackageSetting ps = (PackageSetting)pkg.mExtras; 5397 if (ps != null) { 5398 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5399 userId); 5400 } 5401 } 5402 } 5403 5404 return new ParceledListSlice<PackageInfo>(list); 5405 } 5406 } 5407 5408 @Override 5409 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5410 if (!sUserManager.exists(userId)) return null; 5411 flags = augmentFlagsForUser(flags, userId); 5412 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5413 5414 // writer 5415 synchronized (mPackages) { 5416 ArrayList<ApplicationInfo> list; 5417 if (listUninstalled) { 5418 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5419 for (PackageSetting ps : mSettings.mPackages.values()) { 5420 ApplicationInfo ai; 5421 if (ps.pkg != null) { 5422 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5423 ps.readUserState(userId), userId); 5424 } else { 5425 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5426 } 5427 if (ai != null) { 5428 list.add(ai); 5429 } 5430 } 5431 } else { 5432 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5433 for (PackageParser.Package p : mPackages.values()) { 5434 if (p.mExtras != null) { 5435 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5436 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5437 if (ai != null) { 5438 list.add(ai); 5439 } 5440 } 5441 } 5442 } 5443 5444 return new ParceledListSlice<ApplicationInfo>(list); 5445 } 5446 } 5447 5448 public List<ApplicationInfo> getPersistentApplications(int flags) { 5449 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5450 5451 // reader 5452 synchronized (mPackages) { 5453 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5454 final int userId = UserHandle.getCallingUserId(); 5455 while (i.hasNext()) { 5456 final PackageParser.Package p = i.next(); 5457 if (p.applicationInfo != null 5458 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5459 && (!mSafeMode || isSystemApp(p))) { 5460 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5461 if (ps != null) { 5462 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5463 ps.readUserState(userId), userId); 5464 if (ai != null) { 5465 finalList.add(ai); 5466 } 5467 } 5468 } 5469 } 5470 } 5471 5472 return finalList; 5473 } 5474 5475 @Override 5476 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5477 if (!sUserManager.exists(userId)) return null; 5478 flags = augmentFlagsForUser(flags, userId); 5479 // reader 5480 synchronized (mPackages) { 5481 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5482 PackageSetting ps = provider != null 5483 ? mSettings.mPackages.get(provider.owner.packageName) 5484 : null; 5485 return ps != null 5486 && mSettings.isEnabledAndVisibleLPr(provider.info, flags, userId) 5487 && (!mSafeMode || (provider.info.applicationInfo.flags 5488 &ApplicationInfo.FLAG_SYSTEM) != 0) 5489 ? PackageParser.generateProviderInfo(provider, flags, 5490 ps.readUserState(userId), userId) 5491 : null; 5492 } 5493 } 5494 5495 /** 5496 * @deprecated 5497 */ 5498 @Deprecated 5499 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5500 // reader 5501 synchronized (mPackages) { 5502 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5503 .entrySet().iterator(); 5504 final int userId = UserHandle.getCallingUserId(); 5505 while (i.hasNext()) { 5506 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5507 PackageParser.Provider p = entry.getValue(); 5508 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5509 5510 if (ps != null && p.syncable 5511 && (!mSafeMode || (p.info.applicationInfo.flags 5512 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5513 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5514 ps.readUserState(userId), userId); 5515 if (info != null) { 5516 outNames.add(entry.getKey()); 5517 outInfo.add(info); 5518 } 5519 } 5520 } 5521 } 5522 } 5523 5524 @Override 5525 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5526 int uid, int flags) { 5527 final int userId = processName != null ? UserHandle.getUserId(uid) 5528 : UserHandle.getCallingUserId(); 5529 if (!sUserManager.exists(userId)) return null; 5530 flags = augmentFlagsForUser(flags, userId); 5531 5532 ArrayList<ProviderInfo> finalList = null; 5533 // reader 5534 synchronized (mPackages) { 5535 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5536 while (i.hasNext()) { 5537 final PackageParser.Provider p = i.next(); 5538 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5539 if (ps != null && p.info.authority != null 5540 && (processName == null 5541 || (p.info.processName.equals(processName) 5542 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5543 && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId) 5544 && (!mSafeMode 5545 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5546 if (finalList == null) { 5547 finalList = new ArrayList<ProviderInfo>(3); 5548 } 5549 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5550 ps.readUserState(userId), userId); 5551 if (info != null) { 5552 finalList.add(info); 5553 } 5554 } 5555 } 5556 } 5557 5558 if (finalList != null) { 5559 Collections.sort(finalList, mProviderInitOrderSorter); 5560 return new ParceledListSlice<ProviderInfo>(finalList); 5561 } 5562 5563 return null; 5564 } 5565 5566 @Override 5567 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5568 int flags) { 5569 // reader 5570 synchronized (mPackages) { 5571 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5572 return PackageParser.generateInstrumentationInfo(i, flags); 5573 } 5574 } 5575 5576 @Override 5577 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5578 int flags) { 5579 ArrayList<InstrumentationInfo> finalList = 5580 new ArrayList<InstrumentationInfo>(); 5581 5582 // reader 5583 synchronized (mPackages) { 5584 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5585 while (i.hasNext()) { 5586 final PackageParser.Instrumentation p = i.next(); 5587 if (targetPackage == null 5588 || targetPackage.equals(p.info.targetPackage)) { 5589 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5590 flags); 5591 if (ii != null) { 5592 finalList.add(ii); 5593 } 5594 } 5595 } 5596 } 5597 5598 return finalList; 5599 } 5600 5601 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5602 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5603 if (overlays == null) { 5604 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5605 return; 5606 } 5607 for (PackageParser.Package opkg : overlays.values()) { 5608 // Not much to do if idmap fails: we already logged the error 5609 // and we certainly don't want to abort installation of pkg simply 5610 // because an overlay didn't fit properly. For these reasons, 5611 // ignore the return value of createIdmapForPackagePairLI. 5612 createIdmapForPackagePairLI(pkg, opkg); 5613 } 5614 } 5615 5616 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5617 PackageParser.Package opkg) { 5618 if (!opkg.mTrustedOverlay) { 5619 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5620 opkg.baseCodePath + ": overlay not trusted"); 5621 return false; 5622 } 5623 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5624 if (overlaySet == null) { 5625 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5626 opkg.baseCodePath + " but target package has no known overlays"); 5627 return false; 5628 } 5629 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5630 // TODO: generate idmap for split APKs 5631 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5632 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5633 + opkg.baseCodePath); 5634 return false; 5635 } 5636 PackageParser.Package[] overlayArray = 5637 overlaySet.values().toArray(new PackageParser.Package[0]); 5638 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5639 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5640 return p1.mOverlayPriority - p2.mOverlayPriority; 5641 } 5642 }; 5643 Arrays.sort(overlayArray, cmp); 5644 5645 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5646 int i = 0; 5647 for (PackageParser.Package p : overlayArray) { 5648 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5649 } 5650 return true; 5651 } 5652 5653 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5654 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 5655 try { 5656 scanDirLI(dir, parseFlags, scanFlags, currentTime); 5657 } finally { 5658 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5659 } 5660 } 5661 5662 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5663 final File[] files = dir.listFiles(); 5664 if (ArrayUtils.isEmpty(files)) { 5665 Log.d(TAG, "No files in app dir " + dir); 5666 return; 5667 } 5668 5669 if (DEBUG_PACKAGE_SCANNING) { 5670 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5671 + " flags=0x" + Integer.toHexString(parseFlags)); 5672 } 5673 5674 for (File file : files) { 5675 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5676 && !PackageInstallerService.isStageName(file.getName()); 5677 if (!isPackage) { 5678 // Ignore entries which are not packages 5679 continue; 5680 } 5681 try { 5682 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5683 scanFlags, currentTime, null); 5684 } catch (PackageManagerException e) { 5685 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5686 5687 // Delete invalid userdata apps 5688 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5689 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5690 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5691 if (file.isDirectory()) { 5692 mInstaller.rmPackageDir(file.getAbsolutePath()); 5693 } else { 5694 file.delete(); 5695 } 5696 } 5697 } 5698 } 5699 } 5700 5701 private static File getSettingsProblemFile() { 5702 File dataDir = Environment.getDataDirectory(); 5703 File systemDir = new File(dataDir, "system"); 5704 File fname = new File(systemDir, "uiderrors.txt"); 5705 return fname; 5706 } 5707 5708 static void reportSettingsProblem(int priority, String msg) { 5709 logCriticalInfo(priority, msg); 5710 } 5711 5712 static void logCriticalInfo(int priority, String msg) { 5713 Slog.println(priority, TAG, msg); 5714 EventLogTags.writePmCriticalInfo(msg); 5715 try { 5716 File fname = getSettingsProblemFile(); 5717 FileOutputStream out = new FileOutputStream(fname, true); 5718 PrintWriter pw = new FastPrintWriter(out); 5719 SimpleDateFormat formatter = new SimpleDateFormat(); 5720 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5721 pw.println(dateString + ": " + msg); 5722 pw.close(); 5723 FileUtils.setPermissions( 5724 fname.toString(), 5725 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5726 -1, -1); 5727 } catch (java.io.IOException e) { 5728 } 5729 } 5730 5731 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5732 PackageParser.Package pkg, File srcFile, int parseFlags) 5733 throws PackageManagerException { 5734 if (ps != null 5735 && ps.codePath.equals(srcFile) 5736 && ps.timeStamp == srcFile.lastModified() 5737 && !isCompatSignatureUpdateNeeded(pkg) 5738 && !isRecoverSignatureUpdateNeeded(pkg)) { 5739 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5740 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5741 ArraySet<PublicKey> signingKs; 5742 synchronized (mPackages) { 5743 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5744 } 5745 if (ps.signatures.mSignatures != null 5746 && ps.signatures.mSignatures.length != 0 5747 && signingKs != null) { 5748 // Optimization: reuse the existing cached certificates 5749 // if the package appears to be unchanged. 5750 pkg.mSignatures = ps.signatures.mSignatures; 5751 pkg.mSigningKeys = signingKs; 5752 return; 5753 } 5754 5755 Slog.w(TAG, "PackageSetting for " + ps.name 5756 + " is missing signatures. Collecting certs again to recover them."); 5757 } else { 5758 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5759 } 5760 5761 try { 5762 pp.collectCertificates(pkg, parseFlags); 5763 pp.collectManifestDigest(pkg); 5764 } catch (PackageParserException e) { 5765 throw PackageManagerException.from(e); 5766 } 5767 } 5768 5769 /** 5770 * Traces a package scan. 5771 * @see #scanPackageLI(File, int, int, long, UserHandle) 5772 */ 5773 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 5774 long currentTime, UserHandle user) throws PackageManagerException { 5775 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 5776 try { 5777 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 5778 } finally { 5779 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5780 } 5781 } 5782 5783 /** 5784 * Scans a package and returns the newly parsed package. 5785 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 5786 */ 5787 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5788 long currentTime, UserHandle user) throws PackageManagerException { 5789 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5790 parseFlags |= mDefParseFlags; 5791 PackageParser pp = new PackageParser(); 5792 pp.setSeparateProcesses(mSeparateProcesses); 5793 pp.setOnlyCoreApps(mOnlyCore); 5794 pp.setDisplayMetrics(mMetrics); 5795 5796 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5797 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5798 } 5799 5800 final PackageParser.Package pkg; 5801 try { 5802 pkg = pp.parsePackage(scanFile, parseFlags); 5803 } catch (PackageParserException e) { 5804 throw PackageManagerException.from(e); 5805 } 5806 5807 PackageSetting ps = null; 5808 PackageSetting updatedPkg; 5809 // reader 5810 synchronized (mPackages) { 5811 // Look to see if we already know about this package. 5812 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5813 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5814 // This package has been renamed to its original name. Let's 5815 // use that. 5816 ps = mSettings.peekPackageLPr(oldName); 5817 } 5818 // If there was no original package, see one for the real package name. 5819 if (ps == null) { 5820 ps = mSettings.peekPackageLPr(pkg.packageName); 5821 } 5822 // Check to see if this package could be hiding/updating a system 5823 // package. Must look for it either under the original or real 5824 // package name depending on our state. 5825 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5826 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5827 } 5828 boolean updatedPkgBetter = false; 5829 // First check if this is a system package that may involve an update 5830 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 5831 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5832 // it needs to drop FLAG_PRIVILEGED. 5833 if (locationIsPrivileged(scanFile)) { 5834 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5835 } else { 5836 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5837 } 5838 5839 if (ps != null && !ps.codePath.equals(scanFile)) { 5840 // The path has changed from what was last scanned... check the 5841 // version of the new path against what we have stored to determine 5842 // what to do. 5843 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5844 if (pkg.mVersionCode <= ps.versionCode) { 5845 // The system package has been updated and the code path does not match 5846 // Ignore entry. Skip it. 5847 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5848 + " ignored: updated version " + ps.versionCode 5849 + " better than this " + pkg.mVersionCode); 5850 if (!updatedPkg.codePath.equals(scanFile)) { 5851 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5852 + ps.name + " changing from " + updatedPkg.codePathString 5853 + " to " + scanFile); 5854 updatedPkg.codePath = scanFile; 5855 updatedPkg.codePathString = scanFile.toString(); 5856 updatedPkg.resourcePath = scanFile; 5857 updatedPkg.resourcePathString = scanFile.toString(); 5858 } 5859 updatedPkg.pkg = pkg; 5860 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5861 "Package " + ps.name + " at " + scanFile 5862 + " ignored: updated version " + ps.versionCode 5863 + " better than this " + pkg.mVersionCode); 5864 } else { 5865 // The current app on the system partition is better than 5866 // what we have updated to on the data partition; switch 5867 // back to the system partition version. 5868 // At this point, its safely assumed that package installation for 5869 // apps in system partition will go through. If not there won't be a working 5870 // version of the app 5871 // writer 5872 synchronized (mPackages) { 5873 // Just remove the loaded entries from package lists. 5874 mPackages.remove(ps.name); 5875 } 5876 5877 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5878 + " reverting from " + ps.codePathString 5879 + ": new version " + pkg.mVersionCode 5880 + " better than installed " + ps.versionCode); 5881 5882 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5883 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5884 synchronized (mInstallLock) { 5885 args.cleanUpResourcesLI(); 5886 } 5887 synchronized (mPackages) { 5888 mSettings.enableSystemPackageLPw(ps.name); 5889 } 5890 updatedPkgBetter = true; 5891 } 5892 } 5893 } 5894 5895 if (updatedPkg != null) { 5896 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5897 // initially 5898 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5899 5900 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5901 // flag set initially 5902 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5903 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5904 } 5905 } 5906 5907 // Verify certificates against what was last scanned 5908 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5909 5910 /* 5911 * A new system app appeared, but we already had a non-system one of the 5912 * same name installed earlier. 5913 */ 5914 boolean shouldHideSystemApp = false; 5915 if (updatedPkg == null && ps != null 5916 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5917 /* 5918 * Check to make sure the signatures match first. If they don't, 5919 * wipe the installed application and its data. 5920 */ 5921 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5922 != PackageManager.SIGNATURE_MATCH) { 5923 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5924 + " signatures don't match existing userdata copy; removing"); 5925 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5926 ps = null; 5927 } else { 5928 /* 5929 * If the newly-added system app is an older version than the 5930 * already installed version, hide it. It will be scanned later 5931 * and re-added like an update. 5932 */ 5933 if (pkg.mVersionCode <= ps.versionCode) { 5934 shouldHideSystemApp = true; 5935 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5936 + " but new version " + pkg.mVersionCode + " better than installed " 5937 + ps.versionCode + "; hiding system"); 5938 } else { 5939 /* 5940 * The newly found system app is a newer version that the 5941 * one previously installed. Simply remove the 5942 * already-installed application and replace it with our own 5943 * while keeping the application data. 5944 */ 5945 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5946 + " reverting from " + ps.codePathString + ": new version " 5947 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5948 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5949 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5950 synchronized (mInstallLock) { 5951 args.cleanUpResourcesLI(); 5952 } 5953 } 5954 } 5955 } 5956 5957 // The apk is forward locked (not public) if its code and resources 5958 // are kept in different files. (except for app in either system or 5959 // vendor path). 5960 // TODO grab this value from PackageSettings 5961 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5962 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5963 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5964 } 5965 } 5966 5967 // TODO: extend to support forward-locked splits 5968 String resourcePath = null; 5969 String baseResourcePath = null; 5970 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5971 if (ps != null && ps.resourcePathString != null) { 5972 resourcePath = ps.resourcePathString; 5973 baseResourcePath = ps.resourcePathString; 5974 } else { 5975 // Should not happen at all. Just log an error. 5976 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5977 } 5978 } else { 5979 resourcePath = pkg.codePath; 5980 baseResourcePath = pkg.baseCodePath; 5981 } 5982 5983 // Set application objects path explicitly. 5984 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5985 pkg.applicationInfo.setCodePath(pkg.codePath); 5986 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5987 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5988 pkg.applicationInfo.setResourcePath(resourcePath); 5989 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5990 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5991 5992 // Note that we invoke the following method only if we are about to unpack an application 5993 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5994 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5995 5996 /* 5997 * If the system app should be overridden by a previously installed 5998 * data, hide the system app now and let the /data/app scan pick it up 5999 * again. 6000 */ 6001 if (shouldHideSystemApp) { 6002 synchronized (mPackages) { 6003 mSettings.disableSystemPackageLPw(pkg.packageName); 6004 } 6005 } 6006 6007 return scannedPkg; 6008 } 6009 6010 private static String fixProcessName(String defProcessName, 6011 String processName, int uid) { 6012 if (processName == null) { 6013 return defProcessName; 6014 } 6015 return processName; 6016 } 6017 6018 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6019 throws PackageManagerException { 6020 if (pkgSetting.signatures.mSignatures != null) { 6021 // Already existing package. Make sure signatures match 6022 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6023 == PackageManager.SIGNATURE_MATCH; 6024 if (!match) { 6025 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6026 == PackageManager.SIGNATURE_MATCH; 6027 } 6028 if (!match) { 6029 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6030 == PackageManager.SIGNATURE_MATCH; 6031 } 6032 if (!match) { 6033 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6034 + pkg.packageName + " signatures do not match the " 6035 + "previously installed version; ignoring!"); 6036 } 6037 } 6038 6039 // Check for shared user signatures 6040 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6041 // Already existing package. Make sure signatures match 6042 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6043 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6044 if (!match) { 6045 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6046 == PackageManager.SIGNATURE_MATCH; 6047 } 6048 if (!match) { 6049 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6050 == PackageManager.SIGNATURE_MATCH; 6051 } 6052 if (!match) { 6053 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6054 "Package " + pkg.packageName 6055 + " has no signatures that match those in shared user " 6056 + pkgSetting.sharedUser.name + "; ignoring!"); 6057 } 6058 } 6059 } 6060 6061 /** 6062 * Enforces that only the system UID or root's UID can call a method exposed 6063 * via Binder. 6064 * 6065 * @param message used as message if SecurityException is thrown 6066 * @throws SecurityException if the caller is not system or root 6067 */ 6068 private static final void enforceSystemOrRoot(String message) { 6069 final int uid = Binder.getCallingUid(); 6070 if (uid != Process.SYSTEM_UID && uid != 0) { 6071 throw new SecurityException(message); 6072 } 6073 } 6074 6075 @Override 6076 public void performFstrimIfNeeded() { 6077 enforceSystemOrRoot("Only the system can request fstrim"); 6078 6079 // Before everything else, see whether we need to fstrim. 6080 try { 6081 IMountService ms = PackageHelper.getMountService(); 6082 if (ms != null) { 6083 final boolean isUpgrade = isUpgrade(); 6084 boolean doTrim = isUpgrade; 6085 if (doTrim) { 6086 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6087 } else { 6088 final long interval = android.provider.Settings.Global.getLong( 6089 mContext.getContentResolver(), 6090 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6091 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6092 if (interval > 0) { 6093 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6094 if (timeSinceLast > interval) { 6095 doTrim = true; 6096 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6097 + "; running immediately"); 6098 } 6099 } 6100 } 6101 if (doTrim) { 6102 if (!isFirstBoot()) { 6103 try { 6104 ActivityManagerNative.getDefault().showBootMessage( 6105 mContext.getResources().getString( 6106 R.string.android_upgrading_fstrim), true); 6107 } catch (RemoteException e) { 6108 } 6109 } 6110 ms.runMaintenance(); 6111 } 6112 } else { 6113 Slog.e(TAG, "Mount service unavailable!"); 6114 } 6115 } catch (RemoteException e) { 6116 // Can't happen; MountService is local 6117 } 6118 } 6119 6120 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6121 List<ResolveInfo> ris = null; 6122 try { 6123 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6124 intent, null, 0, userId); 6125 } catch (RemoteException e) { 6126 } 6127 ArraySet<String> pkgNames = new ArraySet<String>(); 6128 if (ris != null) { 6129 for (ResolveInfo ri : ris) { 6130 pkgNames.add(ri.activityInfo.packageName); 6131 } 6132 } 6133 return pkgNames; 6134 } 6135 6136 @Override 6137 public void notifyPackageUse(String packageName) { 6138 synchronized (mPackages) { 6139 PackageParser.Package p = mPackages.get(packageName); 6140 if (p == null) { 6141 return; 6142 } 6143 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6144 } 6145 } 6146 6147 @Override 6148 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6149 return performDexOptTraced(packageName, instructionSet); 6150 } 6151 6152 public boolean performDexOpt(String packageName, String instructionSet) { 6153 return performDexOptTraced(packageName, instructionSet); 6154 } 6155 6156 private boolean performDexOptTraced(String packageName, String instructionSet) { 6157 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6158 try { 6159 return performDexOptInternal(packageName, instructionSet); 6160 } finally { 6161 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6162 } 6163 } 6164 6165 private boolean performDexOptInternal(String packageName, String instructionSet) { 6166 PackageParser.Package p; 6167 final String targetInstructionSet; 6168 synchronized (mPackages) { 6169 p = mPackages.get(packageName); 6170 if (p == null) { 6171 return false; 6172 } 6173 mPackageUsage.write(false); 6174 6175 targetInstructionSet = instructionSet != null ? instructionSet : 6176 getPrimaryInstructionSet(p.applicationInfo); 6177 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6178 return false; 6179 } 6180 } 6181 long callingId = Binder.clearCallingIdentity(); 6182 try { 6183 synchronized (mInstallLock) { 6184 final String[] instructionSets = new String[] { targetInstructionSet }; 6185 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6186 true /* inclDependencies */); 6187 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6188 } 6189 } finally { 6190 Binder.restoreCallingIdentity(callingId); 6191 } 6192 } 6193 6194 public ArraySet<String> getPackagesThatNeedDexOpt() { 6195 ArraySet<String> pkgs = null; 6196 synchronized (mPackages) { 6197 for (PackageParser.Package p : mPackages.values()) { 6198 if (DEBUG_DEXOPT) { 6199 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6200 } 6201 if (!p.mDexOptPerformed.isEmpty()) { 6202 continue; 6203 } 6204 if (pkgs == null) { 6205 pkgs = new ArraySet<String>(); 6206 } 6207 pkgs.add(p.packageName); 6208 } 6209 } 6210 return pkgs; 6211 } 6212 6213 public void shutdown() { 6214 mPackageUsage.write(true); 6215 } 6216 6217 @Override 6218 public void forceDexOpt(String packageName) { 6219 enforceSystemOrRoot("forceDexOpt"); 6220 6221 PackageParser.Package pkg; 6222 synchronized (mPackages) { 6223 pkg = mPackages.get(packageName); 6224 if (pkg == null) { 6225 throw new IllegalArgumentException("Missing package: " + packageName); 6226 } 6227 } 6228 6229 synchronized (mInstallLock) { 6230 final String[] instructionSets = new String[] { 6231 getPrimaryInstructionSet(pkg.applicationInfo) }; 6232 6233 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6234 6235 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6236 true /* inclDependencies */); 6237 6238 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6239 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6240 throw new IllegalStateException("Failed to dexopt: " + res); 6241 } 6242 } 6243 } 6244 6245 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6246 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6247 Slog.w(TAG, "Unable to update from " + oldPkg.name 6248 + " to " + newPkg.packageName 6249 + ": old package not in system partition"); 6250 return false; 6251 } else if (mPackages.get(oldPkg.name) != null) { 6252 Slog.w(TAG, "Unable to update from " + oldPkg.name 6253 + " to " + newPkg.packageName 6254 + ": old package still exists"); 6255 return false; 6256 } 6257 return true; 6258 } 6259 6260 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6261 int[] users = sUserManager.getUserIds(); 6262 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6263 if (res < 0) { 6264 return res; 6265 } 6266 for (int user : users) { 6267 if (user != 0) { 6268 res = mInstaller.createUserData(volumeUuid, packageName, 6269 UserHandle.getUid(user, uid), user, seinfo); 6270 if (res < 0) { 6271 return res; 6272 } 6273 } 6274 } 6275 return res; 6276 } 6277 6278 private int removeDataDirsLI(String volumeUuid, String packageName) { 6279 int[] users = sUserManager.getUserIds(); 6280 int res = 0; 6281 for (int user : users) { 6282 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6283 if (resInner < 0) { 6284 res = resInner; 6285 } 6286 } 6287 6288 return res; 6289 } 6290 6291 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6292 int[] users = sUserManager.getUserIds(); 6293 int res = 0; 6294 for (int user : users) { 6295 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6296 if (resInner < 0) { 6297 res = resInner; 6298 } 6299 } 6300 return res; 6301 } 6302 6303 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6304 PackageParser.Package changingLib) { 6305 if (file.path != null) { 6306 usesLibraryFiles.add(file.path); 6307 return; 6308 } 6309 PackageParser.Package p = mPackages.get(file.apk); 6310 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6311 // If we are doing this while in the middle of updating a library apk, 6312 // then we need to make sure to use that new apk for determining the 6313 // dependencies here. (We haven't yet finished committing the new apk 6314 // to the package manager state.) 6315 if (p == null || p.packageName.equals(changingLib.packageName)) { 6316 p = changingLib; 6317 } 6318 } 6319 if (p != null) { 6320 usesLibraryFiles.addAll(p.getAllCodePaths()); 6321 } 6322 } 6323 6324 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6325 PackageParser.Package changingLib) throws PackageManagerException { 6326 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6327 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6328 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6329 for (int i=0; i<N; i++) { 6330 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6331 if (file == null) { 6332 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6333 "Package " + pkg.packageName + " requires unavailable shared library " 6334 + pkg.usesLibraries.get(i) + "; failing!"); 6335 } 6336 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6337 } 6338 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6339 for (int i=0; i<N; i++) { 6340 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6341 if (file == null) { 6342 Slog.w(TAG, "Package " + pkg.packageName 6343 + " desires unavailable shared library " 6344 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6345 } else { 6346 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6347 } 6348 } 6349 N = usesLibraryFiles.size(); 6350 if (N > 0) { 6351 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6352 } else { 6353 pkg.usesLibraryFiles = null; 6354 } 6355 } 6356 } 6357 6358 private static boolean hasString(List<String> list, List<String> which) { 6359 if (list == null) { 6360 return false; 6361 } 6362 for (int i=list.size()-1; i>=0; i--) { 6363 for (int j=which.size()-1; j>=0; j--) { 6364 if (which.get(j).equals(list.get(i))) { 6365 return true; 6366 } 6367 } 6368 } 6369 return false; 6370 } 6371 6372 private void updateAllSharedLibrariesLPw() { 6373 for (PackageParser.Package pkg : mPackages.values()) { 6374 try { 6375 updateSharedLibrariesLPw(pkg, null); 6376 } catch (PackageManagerException e) { 6377 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6378 } 6379 } 6380 } 6381 6382 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6383 PackageParser.Package changingPkg) { 6384 ArrayList<PackageParser.Package> res = null; 6385 for (PackageParser.Package pkg : mPackages.values()) { 6386 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6387 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6388 if (res == null) { 6389 res = new ArrayList<PackageParser.Package>(); 6390 } 6391 res.add(pkg); 6392 try { 6393 updateSharedLibrariesLPw(pkg, changingPkg); 6394 } catch (PackageManagerException e) { 6395 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6396 } 6397 } 6398 } 6399 return res; 6400 } 6401 6402 /** 6403 * Derive the value of the {@code cpuAbiOverride} based on the provided 6404 * value and an optional stored value from the package settings. 6405 */ 6406 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6407 String cpuAbiOverride = null; 6408 6409 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6410 cpuAbiOverride = null; 6411 } else if (abiOverride != null) { 6412 cpuAbiOverride = abiOverride; 6413 } else if (settings != null) { 6414 cpuAbiOverride = settings.cpuAbiOverrideString; 6415 } 6416 6417 return cpuAbiOverride; 6418 } 6419 6420 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6421 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6422 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6423 try { 6424 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6425 } finally { 6426 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6427 } 6428 } 6429 6430 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6431 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6432 boolean success = false; 6433 try { 6434 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6435 currentTime, user); 6436 success = true; 6437 return res; 6438 } finally { 6439 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6440 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6441 } 6442 } 6443 } 6444 6445 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6446 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6447 final File scanFile = new File(pkg.codePath); 6448 if (pkg.applicationInfo.getCodePath() == null || 6449 pkg.applicationInfo.getResourcePath() == null) { 6450 // Bail out. The resource and code paths haven't been set. 6451 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6452 "Code and resource paths haven't been set correctly"); 6453 } 6454 6455 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6456 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6457 } else { 6458 // Only allow system apps to be flagged as core apps. 6459 pkg.coreApp = false; 6460 } 6461 6462 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6463 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6464 } 6465 6466 if (mCustomResolverComponentName != null && 6467 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6468 setUpCustomResolverActivity(pkg); 6469 } 6470 6471 if (pkg.packageName.equals("android")) { 6472 synchronized (mPackages) { 6473 if (mAndroidApplication != null) { 6474 Slog.w(TAG, "*************************************************"); 6475 Slog.w(TAG, "Core android package being redefined. Skipping."); 6476 Slog.w(TAG, " file=" + scanFile); 6477 Slog.w(TAG, "*************************************************"); 6478 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6479 "Core android package being redefined. Skipping."); 6480 } 6481 6482 // Set up information for our fall-back user intent resolution activity. 6483 mPlatformPackage = pkg; 6484 pkg.mVersionCode = mSdkVersion; 6485 mAndroidApplication = pkg.applicationInfo; 6486 6487 if (!mResolverReplaced) { 6488 mResolveActivity.applicationInfo = mAndroidApplication; 6489 mResolveActivity.name = ResolverActivity.class.getName(); 6490 mResolveActivity.packageName = mAndroidApplication.packageName; 6491 mResolveActivity.processName = "system:ui"; 6492 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6493 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6494 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6495 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6496 mResolveActivity.exported = true; 6497 mResolveActivity.enabled = true; 6498 mResolveInfo.activityInfo = mResolveActivity; 6499 mResolveInfo.priority = 0; 6500 mResolveInfo.preferredOrder = 0; 6501 mResolveInfo.match = 0; 6502 mResolveComponentName = new ComponentName( 6503 mAndroidApplication.packageName, mResolveActivity.name); 6504 } 6505 } 6506 } 6507 6508 if (DEBUG_PACKAGE_SCANNING) { 6509 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6510 Log.d(TAG, "Scanning package " + pkg.packageName); 6511 } 6512 6513 if (mPackages.containsKey(pkg.packageName) 6514 || mSharedLibraries.containsKey(pkg.packageName)) { 6515 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6516 "Application package " + pkg.packageName 6517 + " already installed. Skipping duplicate."); 6518 } 6519 6520 // If we're only installing presumed-existing packages, require that the 6521 // scanned APK is both already known and at the path previously established 6522 // for it. Previously unknown packages we pick up normally, but if we have an 6523 // a priori expectation about this package's install presence, enforce it. 6524 // With a singular exception for new system packages. When an OTA contains 6525 // a new system package, we allow the codepath to change from a system location 6526 // to the user-installed location. If we don't allow this change, any newer, 6527 // user-installed version of the application will be ignored. 6528 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6529 if (mExpectingBetter.containsKey(pkg.packageName)) { 6530 logCriticalInfo(Log.WARN, 6531 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6532 } else { 6533 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6534 if (known != null) { 6535 if (DEBUG_PACKAGE_SCANNING) { 6536 Log.d(TAG, "Examining " + pkg.codePath 6537 + " and requiring known paths " + known.codePathString 6538 + " & " + known.resourcePathString); 6539 } 6540 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6541 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6542 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6543 "Application package " + pkg.packageName 6544 + " found at " + pkg.applicationInfo.getCodePath() 6545 + " but expected at " + known.codePathString + "; ignoring."); 6546 } 6547 } 6548 } 6549 } 6550 6551 // Initialize package source and resource directories 6552 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6553 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6554 6555 SharedUserSetting suid = null; 6556 PackageSetting pkgSetting = null; 6557 6558 if (!isSystemApp(pkg)) { 6559 // Only system apps can use these features. 6560 pkg.mOriginalPackages = null; 6561 pkg.mRealPackage = null; 6562 pkg.mAdoptPermissions = null; 6563 } 6564 6565 // writer 6566 synchronized (mPackages) { 6567 if (pkg.mSharedUserId != null) { 6568 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6569 if (suid == null) { 6570 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6571 "Creating application package " + pkg.packageName 6572 + " for shared user failed"); 6573 } 6574 if (DEBUG_PACKAGE_SCANNING) { 6575 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6576 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6577 + "): packages=" + suid.packages); 6578 } 6579 } 6580 6581 // Check if we are renaming from an original package name. 6582 PackageSetting origPackage = null; 6583 String realName = null; 6584 if (pkg.mOriginalPackages != null) { 6585 // This package may need to be renamed to a previously 6586 // installed name. Let's check on that... 6587 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6588 if (pkg.mOriginalPackages.contains(renamed)) { 6589 // This package had originally been installed as the 6590 // original name, and we have already taken care of 6591 // transitioning to the new one. Just update the new 6592 // one to continue using the old name. 6593 realName = pkg.mRealPackage; 6594 if (!pkg.packageName.equals(renamed)) { 6595 // Callers into this function may have already taken 6596 // care of renaming the package; only do it here if 6597 // it is not already done. 6598 pkg.setPackageName(renamed); 6599 } 6600 6601 } else { 6602 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6603 if ((origPackage = mSettings.peekPackageLPr( 6604 pkg.mOriginalPackages.get(i))) != null) { 6605 // We do have the package already installed under its 6606 // original name... should we use it? 6607 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6608 // New package is not compatible with original. 6609 origPackage = null; 6610 continue; 6611 } else if (origPackage.sharedUser != null) { 6612 // Make sure uid is compatible between packages. 6613 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6614 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6615 + " to " + pkg.packageName + ": old uid " 6616 + origPackage.sharedUser.name 6617 + " differs from " + pkg.mSharedUserId); 6618 origPackage = null; 6619 continue; 6620 } 6621 } else { 6622 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6623 + pkg.packageName + " to old name " + origPackage.name); 6624 } 6625 break; 6626 } 6627 } 6628 } 6629 } 6630 6631 if (mTransferedPackages.contains(pkg.packageName)) { 6632 Slog.w(TAG, "Package " + pkg.packageName 6633 + " was transferred to another, but its .apk remains"); 6634 } 6635 6636 // Just create the setting, don't add it yet. For already existing packages 6637 // the PkgSetting exists already and doesn't have to be created. 6638 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6639 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6640 pkg.applicationInfo.primaryCpuAbi, 6641 pkg.applicationInfo.secondaryCpuAbi, 6642 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6643 user, false); 6644 if (pkgSetting == null) { 6645 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6646 "Creating application package " + pkg.packageName + " failed"); 6647 } 6648 6649 if (pkgSetting.origPackage != null) { 6650 // If we are first transitioning from an original package, 6651 // fix up the new package's name now. We need to do this after 6652 // looking up the package under its new name, so getPackageLP 6653 // can take care of fiddling things correctly. 6654 pkg.setPackageName(origPackage.name); 6655 6656 // File a report about this. 6657 String msg = "New package " + pkgSetting.realName 6658 + " renamed to replace old package " + pkgSetting.name; 6659 reportSettingsProblem(Log.WARN, msg); 6660 6661 // Make a note of it. 6662 mTransferedPackages.add(origPackage.name); 6663 6664 // No longer need to retain this. 6665 pkgSetting.origPackage = null; 6666 } 6667 6668 if (realName != null) { 6669 // Make a note of it. 6670 mTransferedPackages.add(pkg.packageName); 6671 } 6672 6673 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6674 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6675 } 6676 6677 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6678 // Check all shared libraries and map to their actual file path. 6679 // We only do this here for apps not on a system dir, because those 6680 // are the only ones that can fail an install due to this. We 6681 // will take care of the system apps by updating all of their 6682 // library paths after the scan is done. 6683 updateSharedLibrariesLPw(pkg, null); 6684 } 6685 6686 if (mFoundPolicyFile) { 6687 SELinuxMMAC.assignSeinfoValue(pkg); 6688 } 6689 6690 pkg.applicationInfo.uid = pkgSetting.appId; 6691 pkg.mExtras = pkgSetting; 6692 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6693 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6694 // We just determined the app is signed correctly, so bring 6695 // over the latest parsed certs. 6696 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6697 } else { 6698 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6699 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6700 "Package " + pkg.packageName + " upgrade keys do not match the " 6701 + "previously installed version"); 6702 } else { 6703 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6704 String msg = "System package " + pkg.packageName 6705 + " signature changed; retaining data."; 6706 reportSettingsProblem(Log.WARN, msg); 6707 } 6708 } 6709 } else { 6710 try { 6711 verifySignaturesLP(pkgSetting, pkg); 6712 // We just determined the app is signed correctly, so bring 6713 // over the latest parsed certs. 6714 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6715 } catch (PackageManagerException e) { 6716 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6717 throw e; 6718 } 6719 // The signature has changed, but this package is in the system 6720 // image... let's recover! 6721 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6722 // However... if this package is part of a shared user, but it 6723 // doesn't match the signature of the shared user, let's fail. 6724 // What this means is that you can't change the signatures 6725 // associated with an overall shared user, which doesn't seem all 6726 // that unreasonable. 6727 if (pkgSetting.sharedUser != null) { 6728 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6729 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6730 throw new PackageManagerException( 6731 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6732 "Signature mismatch for shared user : " 6733 + pkgSetting.sharedUser); 6734 } 6735 } 6736 // File a report about this. 6737 String msg = "System package " + pkg.packageName 6738 + " signature changed; retaining data."; 6739 reportSettingsProblem(Log.WARN, msg); 6740 } 6741 } 6742 // Verify that this new package doesn't have any content providers 6743 // that conflict with existing packages. Only do this if the 6744 // package isn't already installed, since we don't want to break 6745 // things that are installed. 6746 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6747 final int N = pkg.providers.size(); 6748 int i; 6749 for (i=0; i<N; i++) { 6750 PackageParser.Provider p = pkg.providers.get(i); 6751 if (p.info.authority != null) { 6752 String names[] = p.info.authority.split(";"); 6753 for (int j = 0; j < names.length; j++) { 6754 if (mProvidersByAuthority.containsKey(names[j])) { 6755 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6756 final String otherPackageName = 6757 ((other != null && other.getComponentName() != null) ? 6758 other.getComponentName().getPackageName() : "?"); 6759 throw new PackageManagerException( 6760 INSTALL_FAILED_CONFLICTING_PROVIDER, 6761 "Can't install because provider name " + names[j] 6762 + " (in package " + pkg.applicationInfo.packageName 6763 + ") is already used by " + otherPackageName); 6764 } 6765 } 6766 } 6767 } 6768 } 6769 6770 if (pkg.mAdoptPermissions != null) { 6771 // This package wants to adopt ownership of permissions from 6772 // another package. 6773 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6774 final String origName = pkg.mAdoptPermissions.get(i); 6775 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6776 if (orig != null) { 6777 if (verifyPackageUpdateLPr(orig, pkg)) { 6778 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6779 + pkg.packageName); 6780 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6781 } 6782 } 6783 } 6784 } 6785 } 6786 6787 final String pkgName = pkg.packageName; 6788 6789 final long scanFileTime = scanFile.lastModified(); 6790 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6791 pkg.applicationInfo.processName = fixProcessName( 6792 pkg.applicationInfo.packageName, 6793 pkg.applicationInfo.processName, 6794 pkg.applicationInfo.uid); 6795 6796 if (pkg != mPlatformPackage) { 6797 // This is a normal package, need to make its data directory. 6798 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 6799 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 6800 6801 boolean uidError = false; 6802 if (dataPath.exists()) { 6803 int currentUid = 0; 6804 try { 6805 StructStat stat = Os.stat(dataPath.getPath()); 6806 currentUid = stat.st_uid; 6807 } catch (ErrnoException e) { 6808 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6809 } 6810 6811 // If we have mismatched owners for the data path, we have a problem. 6812 if (currentUid != pkg.applicationInfo.uid) { 6813 boolean recovered = false; 6814 if (currentUid == 0) { 6815 // The directory somehow became owned by root. Wow. 6816 // This is probably because the system was stopped while 6817 // installd was in the middle of messing with its libs 6818 // directory. Ask installd to fix that. 6819 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6820 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6821 if (ret >= 0) { 6822 recovered = true; 6823 String msg = "Package " + pkg.packageName 6824 + " unexpectedly changed to uid 0; recovered to " + 6825 + pkg.applicationInfo.uid; 6826 reportSettingsProblem(Log.WARN, msg); 6827 } 6828 } 6829 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6830 || (scanFlags&SCAN_BOOTING) != 0)) { 6831 // If this is a system app, we can at least delete its 6832 // current data so the application will still work. 6833 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6834 if (ret >= 0) { 6835 // TODO: Kill the processes first 6836 // Old data gone! 6837 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6838 ? "System package " : "Third party package "; 6839 String msg = prefix + pkg.packageName 6840 + " has changed from uid: " 6841 + currentUid + " to " 6842 + pkg.applicationInfo.uid + "; old data erased"; 6843 reportSettingsProblem(Log.WARN, msg); 6844 recovered = true; 6845 6846 // And now re-install the app. 6847 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6848 pkg.applicationInfo.seinfo); 6849 if (ret == -1) { 6850 // Ack should not happen! 6851 msg = prefix + pkg.packageName 6852 + " could not have data directory re-created after delete."; 6853 reportSettingsProblem(Log.WARN, msg); 6854 throw new PackageManagerException( 6855 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6856 } 6857 } 6858 if (!recovered) { 6859 mHasSystemUidErrors = true; 6860 } 6861 } else if (!recovered) { 6862 // If we allow this install to proceed, we will be broken. 6863 // Abort, abort! 6864 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6865 "scanPackageLI"); 6866 } 6867 if (!recovered) { 6868 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6869 + pkg.applicationInfo.uid + "/fs_" 6870 + currentUid; 6871 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6872 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6873 String msg = "Package " + pkg.packageName 6874 + " has mismatched uid: " 6875 + currentUid + " on disk, " 6876 + pkg.applicationInfo.uid + " in settings"; 6877 // writer 6878 synchronized (mPackages) { 6879 mSettings.mReadMessages.append(msg); 6880 mSettings.mReadMessages.append('\n'); 6881 uidError = true; 6882 if (!pkgSetting.uidError) { 6883 reportSettingsProblem(Log.ERROR, msg); 6884 } 6885 } 6886 } 6887 } 6888 6889 if (mShouldRestoreconData) { 6890 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6891 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6892 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6893 } 6894 } else { 6895 if (DEBUG_PACKAGE_SCANNING) { 6896 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6897 Log.v(TAG, "Want this data dir: " + dataPath); 6898 } 6899 //invoke installer to do the actual installation 6900 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6901 pkg.applicationInfo.seinfo); 6902 if (ret < 0) { 6903 // Error from installer 6904 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6905 "Unable to create data dirs [errorCode=" + ret + "]"); 6906 } 6907 } 6908 6909 // Get all of our default paths setup 6910 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 6911 6912 pkgSetting.uidError = uidError; 6913 } 6914 6915 final String path = scanFile.getPath(); 6916 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6917 6918 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6919 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6920 6921 // Some system apps still use directory structure for native libraries 6922 // in which case we might end up not detecting abi solely based on apk 6923 // structure. Try to detect abi based on directory structure. 6924 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6925 pkg.applicationInfo.primaryCpuAbi == null) { 6926 setBundledAppAbisAndRoots(pkg, pkgSetting); 6927 setNativeLibraryPaths(pkg); 6928 } 6929 6930 } else { 6931 if ((scanFlags & SCAN_MOVE) != 0) { 6932 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6933 // but we already have this packages package info in the PackageSetting. We just 6934 // use that and derive the native library path based on the new codepath. 6935 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6936 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6937 } 6938 6939 // Set native library paths again. For moves, the path will be updated based on the 6940 // ABIs we've determined above. For non-moves, the path will be updated based on the 6941 // ABIs we determined during compilation, but the path will depend on the final 6942 // package path (after the rename away from the stage path). 6943 setNativeLibraryPaths(pkg); 6944 } 6945 6946 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6947 final int[] userIds = sUserManager.getUserIds(); 6948 synchronized (mInstallLock) { 6949 // Make sure all user data directories are ready to roll; we're okay 6950 // if they already exist 6951 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6952 for (int userId : userIds) { 6953 if (userId != UserHandle.USER_SYSTEM) { 6954 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6955 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6956 pkg.applicationInfo.seinfo); 6957 } 6958 } 6959 } 6960 6961 // Create a native library symlink only if we have native libraries 6962 // and if the native libraries are 32 bit libraries. We do not provide 6963 // this symlink for 64 bit libraries. 6964 if (pkg.applicationInfo.primaryCpuAbi != null && 6965 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6966 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 6967 try { 6968 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6969 for (int userId : userIds) { 6970 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6971 nativeLibPath, userId) < 0) { 6972 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6973 "Failed linking native library dir (user=" + userId + ")"); 6974 } 6975 } 6976 } finally { 6977 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6978 } 6979 } 6980 } 6981 6982 // This is a special case for the "system" package, where the ABI is 6983 // dictated by the zygote configuration (and init.rc). We should keep track 6984 // of this ABI so that we can deal with "normal" applications that run under 6985 // the same UID correctly. 6986 if (mPlatformPackage == pkg) { 6987 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6988 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6989 } 6990 6991 // If there's a mismatch between the abi-override in the package setting 6992 // and the abiOverride specified for the install. Warn about this because we 6993 // would've already compiled the app without taking the package setting into 6994 // account. 6995 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6996 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6997 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6998 " for package: " + pkg.packageName); 6999 } 7000 } 7001 7002 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7003 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7004 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7005 7006 // Copy the derived override back to the parsed package, so that we can 7007 // update the package settings accordingly. 7008 pkg.cpuAbiOverride = cpuAbiOverride; 7009 7010 if (DEBUG_ABI_SELECTION) { 7011 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7012 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7013 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7014 } 7015 7016 // Push the derived path down into PackageSettings so we know what to 7017 // clean up at uninstall time. 7018 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7019 7020 if (DEBUG_ABI_SELECTION) { 7021 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7022 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7023 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7024 } 7025 7026 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7027 // We don't do this here during boot because we can do it all 7028 // at once after scanning all existing packages. 7029 // 7030 // We also do this *before* we perform dexopt on this package, so that 7031 // we can avoid redundant dexopts, and also to make sure we've got the 7032 // code and package path correct. 7033 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7034 pkg, true /* boot complete */); 7035 } 7036 7037 if (mFactoryTest && pkg.requestedPermissions.contains( 7038 android.Manifest.permission.FACTORY_TEST)) { 7039 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7040 } 7041 7042 ArrayList<PackageParser.Package> clientLibPkgs = null; 7043 7044 // writer 7045 synchronized (mPackages) { 7046 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7047 // Only system apps can add new shared libraries. 7048 if (pkg.libraryNames != null) { 7049 for (int i=0; i<pkg.libraryNames.size(); i++) { 7050 String name = pkg.libraryNames.get(i); 7051 boolean allowed = false; 7052 if (pkg.isUpdatedSystemApp()) { 7053 // New library entries can only be added through the 7054 // system image. This is important to get rid of a lot 7055 // of nasty edge cases: for example if we allowed a non- 7056 // system update of the app to add a library, then uninstalling 7057 // the update would make the library go away, and assumptions 7058 // we made such as through app install filtering would now 7059 // have allowed apps on the device which aren't compatible 7060 // with it. Better to just have the restriction here, be 7061 // conservative, and create many fewer cases that can negatively 7062 // impact the user experience. 7063 final PackageSetting sysPs = mSettings 7064 .getDisabledSystemPkgLPr(pkg.packageName); 7065 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7066 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7067 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7068 allowed = true; 7069 break; 7070 } 7071 } 7072 } 7073 } else { 7074 allowed = true; 7075 } 7076 if (allowed) { 7077 if (!mSharedLibraries.containsKey(name)) { 7078 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7079 } else if (!name.equals(pkg.packageName)) { 7080 Slog.w(TAG, "Package " + pkg.packageName + " library " 7081 + name + " already exists; skipping"); 7082 } 7083 } else { 7084 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7085 + name + " that is not declared on system image; skipping"); 7086 } 7087 } 7088 if ((scanFlags & SCAN_BOOTING) == 0) { 7089 // If we are not booting, we need to update any applications 7090 // that are clients of our shared library. If we are booting, 7091 // this will all be done once the scan is complete. 7092 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7093 } 7094 } 7095 } 7096 } 7097 7098 // Request the ActivityManager to kill the process(only for existing packages) 7099 // so that we do not end up in a confused state while the user is still using the older 7100 // version of the application while the new one gets installed. 7101 if ((scanFlags & SCAN_REPLACING) != 0) { 7102 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7103 7104 killApplication(pkg.applicationInfo.packageName, 7105 pkg.applicationInfo.uid, "replace pkg"); 7106 7107 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7108 } 7109 7110 // Also need to kill any apps that are dependent on the library. 7111 if (clientLibPkgs != null) { 7112 for (int i=0; i<clientLibPkgs.size(); i++) { 7113 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7114 killApplication(clientPkg.applicationInfo.packageName, 7115 clientPkg.applicationInfo.uid, "update lib"); 7116 } 7117 } 7118 7119 // Make sure we're not adding any bogus keyset info 7120 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7121 ksms.assertScannedPackageValid(pkg); 7122 7123 // writer 7124 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7125 7126 boolean createIdmapFailed = false; 7127 synchronized (mPackages) { 7128 // We don't expect installation to fail beyond this point 7129 7130 // Add the new setting to mSettings 7131 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7132 // Add the new setting to mPackages 7133 mPackages.put(pkg.applicationInfo.packageName, pkg); 7134 // Make sure we don't accidentally delete its data. 7135 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7136 while (iter.hasNext()) { 7137 PackageCleanItem item = iter.next(); 7138 if (pkgName.equals(item.packageName)) { 7139 iter.remove(); 7140 } 7141 } 7142 7143 // Take care of first install / last update times. 7144 if (currentTime != 0) { 7145 if (pkgSetting.firstInstallTime == 0) { 7146 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7147 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7148 pkgSetting.lastUpdateTime = currentTime; 7149 } 7150 } else if (pkgSetting.firstInstallTime == 0) { 7151 // We need *something*. Take time time stamp of the file. 7152 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7153 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7154 if (scanFileTime != pkgSetting.timeStamp) { 7155 // A package on the system image has changed; consider this 7156 // to be an update. 7157 pkgSetting.lastUpdateTime = scanFileTime; 7158 } 7159 } 7160 7161 // Add the package's KeySets to the global KeySetManagerService 7162 ksms.addScannedPackageLPw(pkg); 7163 7164 int N = pkg.providers.size(); 7165 StringBuilder r = null; 7166 int i; 7167 for (i=0; i<N; i++) { 7168 PackageParser.Provider p = pkg.providers.get(i); 7169 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7170 p.info.processName, pkg.applicationInfo.uid); 7171 mProviders.addProvider(p); 7172 p.syncable = p.info.isSyncable; 7173 if (p.info.authority != null) { 7174 String names[] = p.info.authority.split(";"); 7175 p.info.authority = null; 7176 for (int j = 0; j < names.length; j++) { 7177 if (j == 1 && p.syncable) { 7178 // We only want the first authority for a provider to possibly be 7179 // syncable, so if we already added this provider using a different 7180 // authority clear the syncable flag. We copy the provider before 7181 // changing it because the mProviders object contains a reference 7182 // to a provider that we don't want to change. 7183 // Only do this for the second authority since the resulting provider 7184 // object can be the same for all future authorities for this provider. 7185 p = new PackageParser.Provider(p); 7186 p.syncable = false; 7187 } 7188 if (!mProvidersByAuthority.containsKey(names[j])) { 7189 mProvidersByAuthority.put(names[j], p); 7190 if (p.info.authority == null) { 7191 p.info.authority = names[j]; 7192 } else { 7193 p.info.authority = p.info.authority + ";" + names[j]; 7194 } 7195 if (DEBUG_PACKAGE_SCANNING) { 7196 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7197 Log.d(TAG, "Registered content provider: " + names[j] 7198 + ", className = " + p.info.name + ", isSyncable = " 7199 + p.info.isSyncable); 7200 } 7201 } else { 7202 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7203 Slog.w(TAG, "Skipping provider name " + names[j] + 7204 " (in package " + pkg.applicationInfo.packageName + 7205 "): name already used by " 7206 + ((other != null && other.getComponentName() != null) 7207 ? other.getComponentName().getPackageName() : "?")); 7208 } 7209 } 7210 } 7211 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7212 if (r == null) { 7213 r = new StringBuilder(256); 7214 } else { 7215 r.append(' '); 7216 } 7217 r.append(p.info.name); 7218 } 7219 } 7220 if (r != null) { 7221 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7222 } 7223 7224 N = pkg.services.size(); 7225 r = null; 7226 for (i=0; i<N; i++) { 7227 PackageParser.Service s = pkg.services.get(i); 7228 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7229 s.info.processName, pkg.applicationInfo.uid); 7230 mServices.addService(s); 7231 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7232 if (r == null) { 7233 r = new StringBuilder(256); 7234 } else { 7235 r.append(' '); 7236 } 7237 r.append(s.info.name); 7238 } 7239 } 7240 if (r != null) { 7241 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7242 } 7243 7244 N = pkg.receivers.size(); 7245 r = null; 7246 for (i=0; i<N; i++) { 7247 PackageParser.Activity a = pkg.receivers.get(i); 7248 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7249 a.info.processName, pkg.applicationInfo.uid); 7250 mReceivers.addActivity(a, "receiver"); 7251 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7252 if (r == null) { 7253 r = new StringBuilder(256); 7254 } else { 7255 r.append(' '); 7256 } 7257 r.append(a.info.name); 7258 } 7259 } 7260 if (r != null) { 7261 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7262 } 7263 7264 N = pkg.activities.size(); 7265 r = null; 7266 for (i=0; i<N; i++) { 7267 PackageParser.Activity a = pkg.activities.get(i); 7268 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7269 a.info.processName, pkg.applicationInfo.uid); 7270 mActivities.addActivity(a, "activity"); 7271 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7272 if (r == null) { 7273 r = new StringBuilder(256); 7274 } else { 7275 r.append(' '); 7276 } 7277 r.append(a.info.name); 7278 } 7279 } 7280 if (r != null) { 7281 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7282 } 7283 7284 N = pkg.permissionGroups.size(); 7285 r = null; 7286 for (i=0; i<N; i++) { 7287 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7288 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7289 if (cur == null) { 7290 mPermissionGroups.put(pg.info.name, pg); 7291 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7292 if (r == null) { 7293 r = new StringBuilder(256); 7294 } else { 7295 r.append(' '); 7296 } 7297 r.append(pg.info.name); 7298 } 7299 } else { 7300 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7301 + pg.info.packageName + " ignored: original from " 7302 + cur.info.packageName); 7303 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7304 if (r == null) { 7305 r = new StringBuilder(256); 7306 } else { 7307 r.append(' '); 7308 } 7309 r.append("DUP:"); 7310 r.append(pg.info.name); 7311 } 7312 } 7313 } 7314 if (r != null) { 7315 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7316 } 7317 7318 N = pkg.permissions.size(); 7319 r = null; 7320 for (i=0; i<N; i++) { 7321 PackageParser.Permission p = pkg.permissions.get(i); 7322 7323 // Assume by default that we did not install this permission into the system. 7324 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7325 7326 // Now that permission groups have a special meaning, we ignore permission 7327 // groups for legacy apps to prevent unexpected behavior. In particular, 7328 // permissions for one app being granted to someone just becuase they happen 7329 // to be in a group defined by another app (before this had no implications). 7330 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7331 p.group = mPermissionGroups.get(p.info.group); 7332 // Warn for a permission in an unknown group. 7333 if (p.info.group != null && p.group == null) { 7334 Slog.w(TAG, "Permission " + p.info.name + " from package " 7335 + p.info.packageName + " in an unknown group " + p.info.group); 7336 } 7337 } 7338 7339 ArrayMap<String, BasePermission> permissionMap = 7340 p.tree ? mSettings.mPermissionTrees 7341 : mSettings.mPermissions; 7342 BasePermission bp = permissionMap.get(p.info.name); 7343 7344 // Allow system apps to redefine non-system permissions 7345 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7346 final boolean currentOwnerIsSystem = (bp.perm != null 7347 && isSystemApp(bp.perm.owner)); 7348 if (isSystemApp(p.owner)) { 7349 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7350 // It's a built-in permission and no owner, take ownership now 7351 bp.packageSetting = pkgSetting; 7352 bp.perm = p; 7353 bp.uid = pkg.applicationInfo.uid; 7354 bp.sourcePackage = p.info.packageName; 7355 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7356 } else if (!currentOwnerIsSystem) { 7357 String msg = "New decl " + p.owner + " of permission " 7358 + p.info.name + " is system; overriding " + bp.sourcePackage; 7359 reportSettingsProblem(Log.WARN, msg); 7360 bp = null; 7361 } 7362 } 7363 } 7364 7365 if (bp == null) { 7366 bp = new BasePermission(p.info.name, p.info.packageName, 7367 BasePermission.TYPE_NORMAL); 7368 permissionMap.put(p.info.name, bp); 7369 } 7370 7371 if (bp.perm == null) { 7372 if (bp.sourcePackage == null 7373 || bp.sourcePackage.equals(p.info.packageName)) { 7374 BasePermission tree = findPermissionTreeLP(p.info.name); 7375 if (tree == null 7376 || tree.sourcePackage.equals(p.info.packageName)) { 7377 bp.packageSetting = pkgSetting; 7378 bp.perm = p; 7379 bp.uid = pkg.applicationInfo.uid; 7380 bp.sourcePackage = p.info.packageName; 7381 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7382 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7383 if (r == null) { 7384 r = new StringBuilder(256); 7385 } else { 7386 r.append(' '); 7387 } 7388 r.append(p.info.name); 7389 } 7390 } else { 7391 Slog.w(TAG, "Permission " + p.info.name + " from package " 7392 + p.info.packageName + " ignored: base tree " 7393 + tree.name + " is from package " 7394 + tree.sourcePackage); 7395 } 7396 } else { 7397 Slog.w(TAG, "Permission " + p.info.name + " from package " 7398 + p.info.packageName + " ignored: original from " 7399 + bp.sourcePackage); 7400 } 7401 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7402 if (r == null) { 7403 r = new StringBuilder(256); 7404 } else { 7405 r.append(' '); 7406 } 7407 r.append("DUP:"); 7408 r.append(p.info.name); 7409 } 7410 if (bp.perm == p) { 7411 bp.protectionLevel = p.info.protectionLevel; 7412 } 7413 } 7414 7415 if (r != null) { 7416 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7417 } 7418 7419 N = pkg.instrumentation.size(); 7420 r = null; 7421 for (i=0; i<N; i++) { 7422 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7423 a.info.packageName = pkg.applicationInfo.packageName; 7424 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7425 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7426 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7427 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7428 a.info.dataDir = pkg.applicationInfo.dataDir; 7429 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7430 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7431 7432 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7433 // need other information about the application, like the ABI and what not ? 7434 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7435 mInstrumentation.put(a.getComponentName(), a); 7436 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7437 if (r == null) { 7438 r = new StringBuilder(256); 7439 } else { 7440 r.append(' '); 7441 } 7442 r.append(a.info.name); 7443 } 7444 } 7445 if (r != null) { 7446 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7447 } 7448 7449 if (pkg.protectedBroadcasts != null) { 7450 N = pkg.protectedBroadcasts.size(); 7451 for (i=0; i<N; i++) { 7452 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7453 } 7454 } 7455 7456 pkgSetting.setTimeStamp(scanFileTime); 7457 7458 // Create idmap files for pairs of (packages, overlay packages). 7459 // Note: "android", ie framework-res.apk, is handled by native layers. 7460 if (pkg.mOverlayTarget != null) { 7461 // This is an overlay package. 7462 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7463 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7464 mOverlays.put(pkg.mOverlayTarget, 7465 new ArrayMap<String, PackageParser.Package>()); 7466 } 7467 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7468 map.put(pkg.packageName, pkg); 7469 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7470 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7471 createIdmapFailed = true; 7472 } 7473 } 7474 } else if (mOverlays.containsKey(pkg.packageName) && 7475 !pkg.packageName.equals("android")) { 7476 // This is a regular package, with one or more known overlay packages. 7477 createIdmapsForPackageLI(pkg); 7478 } 7479 } 7480 7481 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7482 7483 if (createIdmapFailed) { 7484 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7485 "scanPackageLI failed to createIdmap"); 7486 } 7487 return pkg; 7488 } 7489 7490 /** 7491 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7492 * is derived purely on the basis of the contents of {@code scanFile} and 7493 * {@code cpuAbiOverride}. 7494 * 7495 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7496 */ 7497 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7498 String cpuAbiOverride, boolean extractLibs) 7499 throws PackageManagerException { 7500 // TODO: We can probably be smarter about this stuff. For installed apps, 7501 // we can calculate this information at install time once and for all. For 7502 // system apps, we can probably assume that this information doesn't change 7503 // after the first boot scan. As things stand, we do lots of unnecessary work. 7504 7505 // Give ourselves some initial paths; we'll come back for another 7506 // pass once we've determined ABI below. 7507 setNativeLibraryPaths(pkg); 7508 7509 // We would never need to extract libs for forward-locked and external packages, 7510 // since the container service will do it for us. We shouldn't attempt to 7511 // extract libs from system app when it was not updated. 7512 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7513 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7514 extractLibs = false; 7515 } 7516 7517 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7518 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7519 7520 NativeLibraryHelper.Handle handle = null; 7521 try { 7522 handle = NativeLibraryHelper.Handle.create(pkg); 7523 // TODO(multiArch): This can be null for apps that didn't go through the 7524 // usual installation process. We can calculate it again, like we 7525 // do during install time. 7526 // 7527 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7528 // unnecessary. 7529 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7530 7531 // Null out the abis so that they can be recalculated. 7532 pkg.applicationInfo.primaryCpuAbi = null; 7533 pkg.applicationInfo.secondaryCpuAbi = null; 7534 if (isMultiArch(pkg.applicationInfo)) { 7535 // Warn if we've set an abiOverride for multi-lib packages.. 7536 // By definition, we need to copy both 32 and 64 bit libraries for 7537 // such packages. 7538 if (pkg.cpuAbiOverride != null 7539 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7540 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7541 } 7542 7543 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7544 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7545 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7546 if (extractLibs) { 7547 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7548 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7549 useIsaSpecificSubdirs); 7550 } else { 7551 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7552 } 7553 } 7554 7555 maybeThrowExceptionForMultiArchCopy( 7556 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7557 7558 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7559 if (extractLibs) { 7560 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7561 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7562 useIsaSpecificSubdirs); 7563 } else { 7564 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7565 } 7566 } 7567 7568 maybeThrowExceptionForMultiArchCopy( 7569 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7570 7571 if (abi64 >= 0) { 7572 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7573 } 7574 7575 if (abi32 >= 0) { 7576 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7577 if (abi64 >= 0) { 7578 pkg.applicationInfo.secondaryCpuAbi = abi; 7579 } else { 7580 pkg.applicationInfo.primaryCpuAbi = abi; 7581 } 7582 } 7583 } else { 7584 String[] abiList = (cpuAbiOverride != null) ? 7585 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7586 7587 // Enable gross and lame hacks for apps that are built with old 7588 // SDK tools. We must scan their APKs for renderscript bitcode and 7589 // not launch them if it's present. Don't bother checking on devices 7590 // that don't have 64 bit support. 7591 boolean needsRenderScriptOverride = false; 7592 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7593 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7594 abiList = Build.SUPPORTED_32_BIT_ABIS; 7595 needsRenderScriptOverride = true; 7596 } 7597 7598 final int copyRet; 7599 if (extractLibs) { 7600 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7601 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7602 } else { 7603 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7604 } 7605 7606 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7607 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7608 "Error unpackaging native libs for app, errorCode=" + copyRet); 7609 } 7610 7611 if (copyRet >= 0) { 7612 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7613 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7614 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7615 } else if (needsRenderScriptOverride) { 7616 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7617 } 7618 } 7619 } catch (IOException ioe) { 7620 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7621 } finally { 7622 IoUtils.closeQuietly(handle); 7623 } 7624 7625 // Now that we've calculated the ABIs and determined if it's an internal app, 7626 // we will go ahead and populate the nativeLibraryPath. 7627 setNativeLibraryPaths(pkg); 7628 } 7629 7630 /** 7631 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7632 * i.e, so that all packages can be run inside a single process if required. 7633 * 7634 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7635 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7636 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7637 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7638 * updating a package that belongs to a shared user. 7639 * 7640 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7641 * adds unnecessary complexity. 7642 */ 7643 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7644 PackageParser.Package scannedPackage, boolean bootComplete) { 7645 String requiredInstructionSet = null; 7646 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7647 requiredInstructionSet = VMRuntime.getInstructionSet( 7648 scannedPackage.applicationInfo.primaryCpuAbi); 7649 } 7650 7651 PackageSetting requirer = null; 7652 for (PackageSetting ps : packagesForUser) { 7653 // If packagesForUser contains scannedPackage, we skip it. This will happen 7654 // when scannedPackage is an update of an existing package. Without this check, 7655 // we will never be able to change the ABI of any package belonging to a shared 7656 // user, even if it's compatible with other packages. 7657 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7658 if (ps.primaryCpuAbiString == null) { 7659 continue; 7660 } 7661 7662 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7663 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7664 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7665 // this but there's not much we can do. 7666 String errorMessage = "Instruction set mismatch, " 7667 + ((requirer == null) ? "[caller]" : requirer) 7668 + " requires " + requiredInstructionSet + " whereas " + ps 7669 + " requires " + instructionSet; 7670 Slog.w(TAG, errorMessage); 7671 } 7672 7673 if (requiredInstructionSet == null) { 7674 requiredInstructionSet = instructionSet; 7675 requirer = ps; 7676 } 7677 } 7678 } 7679 7680 if (requiredInstructionSet != null) { 7681 String adjustedAbi; 7682 if (requirer != null) { 7683 // requirer != null implies that either scannedPackage was null or that scannedPackage 7684 // did not require an ABI, in which case we have to adjust scannedPackage to match 7685 // the ABI of the set (which is the same as requirer's ABI) 7686 adjustedAbi = requirer.primaryCpuAbiString; 7687 if (scannedPackage != null) { 7688 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7689 } 7690 } else { 7691 // requirer == null implies that we're updating all ABIs in the set to 7692 // match scannedPackage. 7693 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7694 } 7695 7696 for (PackageSetting ps : packagesForUser) { 7697 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7698 if (ps.primaryCpuAbiString != null) { 7699 continue; 7700 } 7701 7702 ps.primaryCpuAbiString = adjustedAbi; 7703 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7704 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7705 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7706 mInstaller.rmdex(ps.codePathString, 7707 getDexCodeInstructionSet(getPreferredInstructionSet())); 7708 } 7709 } 7710 } 7711 } 7712 } 7713 7714 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7715 synchronized (mPackages) { 7716 mResolverReplaced = true; 7717 // Set up information for custom user intent resolution activity. 7718 mResolveActivity.applicationInfo = pkg.applicationInfo; 7719 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7720 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7721 mResolveActivity.processName = pkg.applicationInfo.packageName; 7722 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7723 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7724 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7725 mResolveActivity.theme = 0; 7726 mResolveActivity.exported = true; 7727 mResolveActivity.enabled = true; 7728 mResolveInfo.activityInfo = mResolveActivity; 7729 mResolveInfo.priority = 0; 7730 mResolveInfo.preferredOrder = 0; 7731 mResolveInfo.match = 0; 7732 mResolveComponentName = mCustomResolverComponentName; 7733 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7734 mResolveComponentName); 7735 } 7736 } 7737 7738 private static String calculateBundledApkRoot(final String codePathString) { 7739 final File codePath = new File(codePathString); 7740 final File codeRoot; 7741 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7742 codeRoot = Environment.getRootDirectory(); 7743 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7744 codeRoot = Environment.getOemDirectory(); 7745 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7746 codeRoot = Environment.getVendorDirectory(); 7747 } else { 7748 // Unrecognized code path; take its top real segment as the apk root: 7749 // e.g. /something/app/blah.apk => /something 7750 try { 7751 File f = codePath.getCanonicalFile(); 7752 File parent = f.getParentFile(); // non-null because codePath is a file 7753 File tmp; 7754 while ((tmp = parent.getParentFile()) != null) { 7755 f = parent; 7756 parent = tmp; 7757 } 7758 codeRoot = f; 7759 Slog.w(TAG, "Unrecognized code path " 7760 + codePath + " - using " + codeRoot); 7761 } catch (IOException e) { 7762 // Can't canonicalize the code path -- shenanigans? 7763 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7764 return Environment.getRootDirectory().getPath(); 7765 } 7766 } 7767 return codeRoot.getPath(); 7768 } 7769 7770 /** 7771 * Derive and set the location of native libraries for the given package, 7772 * which varies depending on where and how the package was installed. 7773 */ 7774 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7775 final ApplicationInfo info = pkg.applicationInfo; 7776 final String codePath = pkg.codePath; 7777 final File codeFile = new File(codePath); 7778 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7779 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 7780 7781 info.nativeLibraryRootDir = null; 7782 info.nativeLibraryRootRequiresIsa = false; 7783 info.nativeLibraryDir = null; 7784 info.secondaryNativeLibraryDir = null; 7785 7786 if (isApkFile(codeFile)) { 7787 // Monolithic install 7788 if (bundledApp) { 7789 // If "/system/lib64/apkname" exists, assume that is the per-package 7790 // native library directory to use; otherwise use "/system/lib/apkname". 7791 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7792 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7793 getPrimaryInstructionSet(info)); 7794 7795 // This is a bundled system app so choose the path based on the ABI. 7796 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7797 // is just the default path. 7798 final String apkName = deriveCodePathName(codePath); 7799 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7800 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7801 apkName).getAbsolutePath(); 7802 7803 if (info.secondaryCpuAbi != null) { 7804 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7805 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7806 secondaryLibDir, apkName).getAbsolutePath(); 7807 } 7808 } else if (asecApp) { 7809 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7810 .getAbsolutePath(); 7811 } else { 7812 final String apkName = deriveCodePathName(codePath); 7813 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7814 .getAbsolutePath(); 7815 } 7816 7817 info.nativeLibraryRootRequiresIsa = false; 7818 info.nativeLibraryDir = info.nativeLibraryRootDir; 7819 } else { 7820 // Cluster install 7821 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7822 info.nativeLibraryRootRequiresIsa = true; 7823 7824 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7825 getPrimaryInstructionSet(info)).getAbsolutePath(); 7826 7827 if (info.secondaryCpuAbi != null) { 7828 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7829 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7830 } 7831 } 7832 } 7833 7834 /** 7835 * Calculate the abis and roots for a bundled app. These can uniquely 7836 * be determined from the contents of the system partition, i.e whether 7837 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7838 * of this information, and instead assume that the system was built 7839 * sensibly. 7840 */ 7841 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7842 PackageSetting pkgSetting) { 7843 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7844 7845 // If "/system/lib64/apkname" exists, assume that is the per-package 7846 // native library directory to use; otherwise use "/system/lib/apkname". 7847 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7848 setBundledAppAbi(pkg, apkRoot, apkName); 7849 // pkgSetting might be null during rescan following uninstall of updates 7850 // to a bundled app, so accommodate that possibility. The settings in 7851 // that case will be established later from the parsed package. 7852 // 7853 // If the settings aren't null, sync them up with what we've just derived. 7854 // note that apkRoot isn't stored in the package settings. 7855 if (pkgSetting != null) { 7856 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7857 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7858 } 7859 } 7860 7861 /** 7862 * Deduces the ABI of a bundled app and sets the relevant fields on the 7863 * parsed pkg object. 7864 * 7865 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7866 * under which system libraries are installed. 7867 * @param apkName the name of the installed package. 7868 */ 7869 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7870 final File codeFile = new File(pkg.codePath); 7871 7872 final boolean has64BitLibs; 7873 final boolean has32BitLibs; 7874 if (isApkFile(codeFile)) { 7875 // Monolithic install 7876 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7877 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7878 } else { 7879 // Cluster install 7880 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7881 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7882 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7883 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7884 has64BitLibs = (new File(rootDir, isa)).exists(); 7885 } else { 7886 has64BitLibs = false; 7887 } 7888 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7889 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7890 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7891 has32BitLibs = (new File(rootDir, isa)).exists(); 7892 } else { 7893 has32BitLibs = false; 7894 } 7895 } 7896 7897 if (has64BitLibs && !has32BitLibs) { 7898 // The package has 64 bit libs, but not 32 bit libs. Its primary 7899 // ABI should be 64 bit. We can safely assume here that the bundled 7900 // native libraries correspond to the most preferred ABI in the list. 7901 7902 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7903 pkg.applicationInfo.secondaryCpuAbi = null; 7904 } else if (has32BitLibs && !has64BitLibs) { 7905 // The package has 32 bit libs but not 64 bit libs. Its primary 7906 // ABI should be 32 bit. 7907 7908 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7909 pkg.applicationInfo.secondaryCpuAbi = null; 7910 } else if (has32BitLibs && has64BitLibs) { 7911 // The application has both 64 and 32 bit bundled libraries. We check 7912 // here that the app declares multiArch support, and warn if it doesn't. 7913 // 7914 // We will be lenient here and record both ABIs. The primary will be the 7915 // ABI that's higher on the list, i.e, a device that's configured to prefer 7916 // 64 bit apps will see a 64 bit primary ABI, 7917 7918 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7919 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7920 } 7921 7922 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7923 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7924 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7925 } else { 7926 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7927 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7928 } 7929 } else { 7930 pkg.applicationInfo.primaryCpuAbi = null; 7931 pkg.applicationInfo.secondaryCpuAbi = null; 7932 } 7933 } 7934 7935 private void killApplication(String pkgName, int appId, String reason) { 7936 // Request the ActivityManager to kill the process(only for existing packages) 7937 // so that we do not end up in a confused state while the user is still using the older 7938 // version of the application while the new one gets installed. 7939 IActivityManager am = ActivityManagerNative.getDefault(); 7940 if (am != null) { 7941 try { 7942 am.killApplicationWithAppId(pkgName, appId, reason); 7943 } catch (RemoteException e) { 7944 } 7945 } 7946 } 7947 7948 void removePackageLI(PackageSetting ps, boolean chatty) { 7949 if (DEBUG_INSTALL) { 7950 if (chatty) 7951 Log.d(TAG, "Removing package " + ps.name); 7952 } 7953 7954 // writer 7955 synchronized (mPackages) { 7956 mPackages.remove(ps.name); 7957 final PackageParser.Package pkg = ps.pkg; 7958 if (pkg != null) { 7959 cleanPackageDataStructuresLILPw(pkg, chatty); 7960 } 7961 } 7962 } 7963 7964 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7965 if (DEBUG_INSTALL) { 7966 if (chatty) 7967 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7968 } 7969 7970 // writer 7971 synchronized (mPackages) { 7972 mPackages.remove(pkg.applicationInfo.packageName); 7973 cleanPackageDataStructuresLILPw(pkg, chatty); 7974 } 7975 } 7976 7977 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7978 int N = pkg.providers.size(); 7979 StringBuilder r = null; 7980 int i; 7981 for (i=0; i<N; i++) { 7982 PackageParser.Provider p = pkg.providers.get(i); 7983 mProviders.removeProvider(p); 7984 if (p.info.authority == null) { 7985 7986 /* There was another ContentProvider with this authority when 7987 * this app was installed so this authority is null, 7988 * Ignore it as we don't have to unregister the provider. 7989 */ 7990 continue; 7991 } 7992 String names[] = p.info.authority.split(";"); 7993 for (int j = 0; j < names.length; j++) { 7994 if (mProvidersByAuthority.get(names[j]) == p) { 7995 mProvidersByAuthority.remove(names[j]); 7996 if (DEBUG_REMOVE) { 7997 if (chatty) 7998 Log.d(TAG, "Unregistered content provider: " + names[j] 7999 + ", className = " + p.info.name + ", isSyncable = " 8000 + p.info.isSyncable); 8001 } 8002 } 8003 } 8004 if (DEBUG_REMOVE && chatty) { 8005 if (r == null) { 8006 r = new StringBuilder(256); 8007 } else { 8008 r.append(' '); 8009 } 8010 r.append(p.info.name); 8011 } 8012 } 8013 if (r != null) { 8014 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8015 } 8016 8017 N = pkg.services.size(); 8018 r = null; 8019 for (i=0; i<N; i++) { 8020 PackageParser.Service s = pkg.services.get(i); 8021 mServices.removeService(s); 8022 if (chatty) { 8023 if (r == null) { 8024 r = new StringBuilder(256); 8025 } else { 8026 r.append(' '); 8027 } 8028 r.append(s.info.name); 8029 } 8030 } 8031 if (r != null) { 8032 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8033 } 8034 8035 N = pkg.receivers.size(); 8036 r = null; 8037 for (i=0; i<N; i++) { 8038 PackageParser.Activity a = pkg.receivers.get(i); 8039 mReceivers.removeActivity(a, "receiver"); 8040 if (DEBUG_REMOVE && chatty) { 8041 if (r == null) { 8042 r = new StringBuilder(256); 8043 } else { 8044 r.append(' '); 8045 } 8046 r.append(a.info.name); 8047 } 8048 } 8049 if (r != null) { 8050 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8051 } 8052 8053 N = pkg.activities.size(); 8054 r = null; 8055 for (i=0; i<N; i++) { 8056 PackageParser.Activity a = pkg.activities.get(i); 8057 mActivities.removeActivity(a, "activity"); 8058 if (DEBUG_REMOVE && chatty) { 8059 if (r == null) { 8060 r = new StringBuilder(256); 8061 } else { 8062 r.append(' '); 8063 } 8064 r.append(a.info.name); 8065 } 8066 } 8067 if (r != null) { 8068 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8069 } 8070 8071 N = pkg.permissions.size(); 8072 r = null; 8073 for (i=0; i<N; i++) { 8074 PackageParser.Permission p = pkg.permissions.get(i); 8075 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8076 if (bp == null) { 8077 bp = mSettings.mPermissionTrees.get(p.info.name); 8078 } 8079 if (bp != null && bp.perm == p) { 8080 bp.perm = null; 8081 if (DEBUG_REMOVE && chatty) { 8082 if (r == null) { 8083 r = new StringBuilder(256); 8084 } else { 8085 r.append(' '); 8086 } 8087 r.append(p.info.name); 8088 } 8089 } 8090 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8091 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8092 if (appOpPerms != null) { 8093 appOpPerms.remove(pkg.packageName); 8094 } 8095 } 8096 } 8097 if (r != null) { 8098 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8099 } 8100 8101 N = pkg.requestedPermissions.size(); 8102 r = null; 8103 for (i=0; i<N; i++) { 8104 String perm = pkg.requestedPermissions.get(i); 8105 BasePermission bp = mSettings.mPermissions.get(perm); 8106 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8107 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8108 if (appOpPerms != null) { 8109 appOpPerms.remove(pkg.packageName); 8110 if (appOpPerms.isEmpty()) { 8111 mAppOpPermissionPackages.remove(perm); 8112 } 8113 } 8114 } 8115 } 8116 if (r != null) { 8117 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8118 } 8119 8120 N = pkg.instrumentation.size(); 8121 r = null; 8122 for (i=0; i<N; i++) { 8123 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8124 mInstrumentation.remove(a.getComponentName()); 8125 if (DEBUG_REMOVE && chatty) { 8126 if (r == null) { 8127 r = new StringBuilder(256); 8128 } else { 8129 r.append(' '); 8130 } 8131 r.append(a.info.name); 8132 } 8133 } 8134 if (r != null) { 8135 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8136 } 8137 8138 r = null; 8139 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8140 // Only system apps can hold shared libraries. 8141 if (pkg.libraryNames != null) { 8142 for (i=0; i<pkg.libraryNames.size(); i++) { 8143 String name = pkg.libraryNames.get(i); 8144 SharedLibraryEntry cur = mSharedLibraries.get(name); 8145 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8146 mSharedLibraries.remove(name); 8147 if (DEBUG_REMOVE && chatty) { 8148 if (r == null) { 8149 r = new StringBuilder(256); 8150 } else { 8151 r.append(' '); 8152 } 8153 r.append(name); 8154 } 8155 } 8156 } 8157 } 8158 } 8159 if (r != null) { 8160 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8161 } 8162 } 8163 8164 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8165 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8166 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8167 return true; 8168 } 8169 } 8170 return false; 8171 } 8172 8173 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8174 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8175 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8176 8177 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8178 int flags) { 8179 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8180 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8181 } 8182 8183 private void updatePermissionsLPw(String changingPkg, 8184 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8185 // Make sure there are no dangling permission trees. 8186 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8187 while (it.hasNext()) { 8188 final BasePermission bp = it.next(); 8189 if (bp.packageSetting == null) { 8190 // We may not yet have parsed the package, so just see if 8191 // we still know about its settings. 8192 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8193 } 8194 if (bp.packageSetting == null) { 8195 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8196 + " from package " + bp.sourcePackage); 8197 it.remove(); 8198 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8199 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8200 Slog.i(TAG, "Removing old permission tree: " + bp.name 8201 + " from package " + bp.sourcePackage); 8202 flags |= UPDATE_PERMISSIONS_ALL; 8203 it.remove(); 8204 } 8205 } 8206 } 8207 8208 // Make sure all dynamic permissions have been assigned to a package, 8209 // and make sure there are no dangling permissions. 8210 it = mSettings.mPermissions.values().iterator(); 8211 while (it.hasNext()) { 8212 final BasePermission bp = it.next(); 8213 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8214 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8215 + bp.name + " pkg=" + bp.sourcePackage 8216 + " info=" + bp.pendingInfo); 8217 if (bp.packageSetting == null && bp.pendingInfo != null) { 8218 final BasePermission tree = findPermissionTreeLP(bp.name); 8219 if (tree != null && tree.perm != null) { 8220 bp.packageSetting = tree.packageSetting; 8221 bp.perm = new PackageParser.Permission(tree.perm.owner, 8222 new PermissionInfo(bp.pendingInfo)); 8223 bp.perm.info.packageName = tree.perm.info.packageName; 8224 bp.perm.info.name = bp.name; 8225 bp.uid = tree.uid; 8226 } 8227 } 8228 } 8229 if (bp.packageSetting == null) { 8230 // We may not yet have parsed the package, so just see if 8231 // we still know about its settings. 8232 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8233 } 8234 if (bp.packageSetting == null) { 8235 Slog.w(TAG, "Removing dangling permission: " + bp.name 8236 + " from package " + bp.sourcePackage); 8237 it.remove(); 8238 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8239 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8240 Slog.i(TAG, "Removing old permission: " + bp.name 8241 + " from package " + bp.sourcePackage); 8242 flags |= UPDATE_PERMISSIONS_ALL; 8243 it.remove(); 8244 } 8245 } 8246 } 8247 8248 // Now update the permissions for all packages, in particular 8249 // replace the granted permissions of the system packages. 8250 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8251 for (PackageParser.Package pkg : mPackages.values()) { 8252 if (pkg != pkgInfo) { 8253 // Only replace for packages on requested volume 8254 final String volumeUuid = getVolumeUuidForPackage(pkg); 8255 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8256 && Objects.equals(replaceVolumeUuid, volumeUuid); 8257 grantPermissionsLPw(pkg, replace, changingPkg); 8258 } 8259 } 8260 } 8261 8262 if (pkgInfo != null) { 8263 // Only replace for packages on requested volume 8264 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8265 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8266 && Objects.equals(replaceVolumeUuid, volumeUuid); 8267 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8268 } 8269 } 8270 8271 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8272 String packageOfInterest) { 8273 // IMPORTANT: There are two types of permissions: install and runtime. 8274 // Install time permissions are granted when the app is installed to 8275 // all device users and users added in the future. Runtime permissions 8276 // are granted at runtime explicitly to specific users. Normal and signature 8277 // protected permissions are install time permissions. Dangerous permissions 8278 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8279 // otherwise they are runtime permissions. This function does not manage 8280 // runtime permissions except for the case an app targeting Lollipop MR1 8281 // being upgraded to target a newer SDK, in which case dangerous permissions 8282 // are transformed from install time to runtime ones. 8283 8284 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8285 if (ps == null) { 8286 return; 8287 } 8288 8289 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8290 8291 PermissionsState permissionsState = ps.getPermissionsState(); 8292 PermissionsState origPermissions = permissionsState; 8293 8294 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8295 8296 boolean runtimePermissionsRevoked = false; 8297 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8298 8299 boolean changedInstallPermission = false; 8300 8301 if (replace) { 8302 ps.installPermissionsFixed = false; 8303 if (!ps.isSharedUser()) { 8304 origPermissions = new PermissionsState(permissionsState); 8305 permissionsState.reset(); 8306 } else { 8307 // We need to know only about runtime permission changes since the 8308 // calling code always writes the install permissions state but 8309 // the runtime ones are written only if changed. The only cases of 8310 // changed runtime permissions here are promotion of an install to 8311 // runtime and revocation of a runtime from a shared user. 8312 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8313 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8314 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8315 runtimePermissionsRevoked = true; 8316 } 8317 } 8318 } 8319 8320 permissionsState.setGlobalGids(mGlobalGids); 8321 8322 final int N = pkg.requestedPermissions.size(); 8323 for (int i=0; i<N; i++) { 8324 final String name = pkg.requestedPermissions.get(i); 8325 final BasePermission bp = mSettings.mPermissions.get(name); 8326 8327 if (DEBUG_INSTALL) { 8328 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8329 } 8330 8331 if (bp == null || bp.packageSetting == null) { 8332 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8333 Slog.w(TAG, "Unknown permission " + name 8334 + " in package " + pkg.packageName); 8335 } 8336 continue; 8337 } 8338 8339 final String perm = bp.name; 8340 boolean allowedSig = false; 8341 int grant = GRANT_DENIED; 8342 8343 // Keep track of app op permissions. 8344 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8345 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8346 if (pkgs == null) { 8347 pkgs = new ArraySet<>(); 8348 mAppOpPermissionPackages.put(bp.name, pkgs); 8349 } 8350 pkgs.add(pkg.packageName); 8351 } 8352 8353 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8354 switch (level) { 8355 case PermissionInfo.PROTECTION_NORMAL: { 8356 // For all apps normal permissions are install time ones. 8357 grant = GRANT_INSTALL; 8358 } break; 8359 8360 case PermissionInfo.PROTECTION_DANGEROUS: { 8361 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8362 // For legacy apps dangerous permissions are install time ones. 8363 grant = GRANT_INSTALL_LEGACY; 8364 } else if (origPermissions.hasInstallPermission(bp.name)) { 8365 // For legacy apps that became modern, install becomes runtime. 8366 grant = GRANT_UPGRADE; 8367 } else if (mPromoteSystemApps 8368 && isSystemApp(ps) 8369 && mExistingSystemPackages.contains(ps.name)) { 8370 // For legacy system apps, install becomes runtime. 8371 // We cannot check hasInstallPermission() for system apps since those 8372 // permissions were granted implicitly and not persisted pre-M. 8373 grant = GRANT_UPGRADE; 8374 } else { 8375 // For modern apps keep runtime permissions unchanged. 8376 grant = GRANT_RUNTIME; 8377 } 8378 } break; 8379 8380 case PermissionInfo.PROTECTION_SIGNATURE: { 8381 // For all apps signature permissions are install time ones. 8382 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8383 if (allowedSig) { 8384 grant = GRANT_INSTALL; 8385 } 8386 } break; 8387 } 8388 8389 if (DEBUG_INSTALL) { 8390 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8391 } 8392 8393 if (grant != GRANT_DENIED) { 8394 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8395 // If this is an existing, non-system package, then 8396 // we can't add any new permissions to it. 8397 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8398 // Except... if this is a permission that was added 8399 // to the platform (note: need to only do this when 8400 // updating the platform). 8401 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8402 grant = GRANT_DENIED; 8403 } 8404 } 8405 } 8406 8407 switch (grant) { 8408 case GRANT_INSTALL: { 8409 // Revoke this as runtime permission to handle the case of 8410 // a runtime permission being downgraded to an install one. 8411 for (int userId : UserManagerService.getInstance().getUserIds()) { 8412 if (origPermissions.getRuntimePermissionState( 8413 bp.name, userId) != null) { 8414 // Revoke the runtime permission and clear the flags. 8415 origPermissions.revokeRuntimePermission(bp, userId); 8416 origPermissions.updatePermissionFlags(bp, userId, 8417 PackageManager.MASK_PERMISSION_FLAGS, 0); 8418 // If we revoked a permission permission, we have to write. 8419 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8420 changedRuntimePermissionUserIds, userId); 8421 } 8422 } 8423 // Grant an install permission. 8424 if (permissionsState.grantInstallPermission(bp) != 8425 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8426 changedInstallPermission = true; 8427 } 8428 } break; 8429 8430 case GRANT_INSTALL_LEGACY: { 8431 // Grant an install permission. 8432 if (permissionsState.grantInstallPermission(bp) != 8433 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8434 changedInstallPermission = true; 8435 } 8436 } break; 8437 8438 case GRANT_RUNTIME: { 8439 // Grant previously granted runtime permissions. 8440 for (int userId : UserManagerService.getInstance().getUserIds()) { 8441 PermissionState permissionState = origPermissions 8442 .getRuntimePermissionState(bp.name, userId); 8443 final int flags = permissionState != null 8444 ? permissionState.getFlags() : 0; 8445 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8446 if (permissionsState.grantRuntimePermission(bp, userId) == 8447 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8448 // If we cannot put the permission as it was, we have to write. 8449 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8450 changedRuntimePermissionUserIds, userId); 8451 } 8452 } 8453 // Propagate the permission flags. 8454 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8455 } 8456 } break; 8457 8458 case GRANT_UPGRADE: { 8459 // Grant runtime permissions for a previously held install permission. 8460 PermissionState permissionState = origPermissions 8461 .getInstallPermissionState(bp.name); 8462 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8463 8464 if (origPermissions.revokeInstallPermission(bp) 8465 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8466 // We will be transferring the permission flags, so clear them. 8467 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8468 PackageManager.MASK_PERMISSION_FLAGS, 0); 8469 changedInstallPermission = true; 8470 } 8471 8472 // If the permission is not to be promoted to runtime we ignore it and 8473 // also its other flags as they are not applicable to install permissions. 8474 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8475 for (int userId : currentUserIds) { 8476 if (permissionsState.grantRuntimePermission(bp, userId) != 8477 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8478 // Transfer the permission flags. 8479 permissionsState.updatePermissionFlags(bp, userId, 8480 flags, flags); 8481 // If we granted the permission, we have to write. 8482 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8483 changedRuntimePermissionUserIds, userId); 8484 } 8485 } 8486 } 8487 } break; 8488 8489 default: { 8490 if (packageOfInterest == null 8491 || packageOfInterest.equals(pkg.packageName)) { 8492 Slog.w(TAG, "Not granting permission " + perm 8493 + " to package " + pkg.packageName 8494 + " because it was previously installed without"); 8495 } 8496 } break; 8497 } 8498 } else { 8499 if (permissionsState.revokeInstallPermission(bp) != 8500 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8501 // Also drop the permission flags. 8502 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8503 PackageManager.MASK_PERMISSION_FLAGS, 0); 8504 changedInstallPermission = true; 8505 Slog.i(TAG, "Un-granting permission " + perm 8506 + " from package " + pkg.packageName 8507 + " (protectionLevel=" + bp.protectionLevel 8508 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8509 + ")"); 8510 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8511 // Don't print warning for app op permissions, since it is fine for them 8512 // not to be granted, there is a UI for the user to decide. 8513 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8514 Slog.w(TAG, "Not granting permission " + perm 8515 + " to package " + pkg.packageName 8516 + " (protectionLevel=" + bp.protectionLevel 8517 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8518 + ")"); 8519 } 8520 } 8521 } 8522 } 8523 8524 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8525 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8526 // This is the first that we have heard about this package, so the 8527 // permissions we have now selected are fixed until explicitly 8528 // changed. 8529 ps.installPermissionsFixed = true; 8530 } 8531 8532 // Persist the runtime permissions state for users with changes. If permissions 8533 // were revoked because no app in the shared user declares them we have to 8534 // write synchronously to avoid losing runtime permissions state. 8535 for (int userId : changedRuntimePermissionUserIds) { 8536 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8537 } 8538 8539 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8540 } 8541 8542 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8543 boolean allowed = false; 8544 final int NP = PackageParser.NEW_PERMISSIONS.length; 8545 for (int ip=0; ip<NP; ip++) { 8546 final PackageParser.NewPermissionInfo npi 8547 = PackageParser.NEW_PERMISSIONS[ip]; 8548 if (npi.name.equals(perm) 8549 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8550 allowed = true; 8551 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8552 + pkg.packageName); 8553 break; 8554 } 8555 } 8556 return allowed; 8557 } 8558 8559 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8560 BasePermission bp, PermissionsState origPermissions) { 8561 boolean allowed; 8562 allowed = (compareSignatures( 8563 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8564 == PackageManager.SIGNATURE_MATCH) 8565 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8566 == PackageManager.SIGNATURE_MATCH); 8567 if (!allowed && (bp.protectionLevel 8568 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8569 if (isSystemApp(pkg)) { 8570 // For updated system applications, a system permission 8571 // is granted only if it had been defined by the original application. 8572 if (pkg.isUpdatedSystemApp()) { 8573 final PackageSetting sysPs = mSettings 8574 .getDisabledSystemPkgLPr(pkg.packageName); 8575 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8576 // If the original was granted this permission, we take 8577 // that grant decision as read and propagate it to the 8578 // update. 8579 if (sysPs.isPrivileged()) { 8580 allowed = true; 8581 } 8582 } else { 8583 // The system apk may have been updated with an older 8584 // version of the one on the data partition, but which 8585 // granted a new system permission that it didn't have 8586 // before. In this case we do want to allow the app to 8587 // now get the new permission if the ancestral apk is 8588 // privileged to get it. 8589 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8590 for (int j=0; 8591 j<sysPs.pkg.requestedPermissions.size(); j++) { 8592 if (perm.equals( 8593 sysPs.pkg.requestedPermissions.get(j))) { 8594 allowed = true; 8595 break; 8596 } 8597 } 8598 } 8599 } 8600 } else { 8601 allowed = isPrivilegedApp(pkg); 8602 } 8603 } 8604 } 8605 if (!allowed) { 8606 if (!allowed && (bp.protectionLevel 8607 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8608 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8609 // If this was a previously normal/dangerous permission that got moved 8610 // to a system permission as part of the runtime permission redesign, then 8611 // we still want to blindly grant it to old apps. 8612 allowed = true; 8613 } 8614 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8615 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8616 // If this permission is to be granted to the system installer and 8617 // this app is an installer, then it gets the permission. 8618 allowed = true; 8619 } 8620 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8621 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8622 // If this permission is to be granted to the system verifier and 8623 // this app is a verifier, then it gets the permission. 8624 allowed = true; 8625 } 8626 if (!allowed && (bp.protectionLevel 8627 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8628 && isSystemApp(pkg)) { 8629 // Any pre-installed system app is allowed to get this permission. 8630 allowed = true; 8631 } 8632 if (!allowed && (bp.protectionLevel 8633 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8634 // For development permissions, a development permission 8635 // is granted only if it was already granted. 8636 allowed = origPermissions.hasInstallPermission(perm); 8637 } 8638 } 8639 return allowed; 8640 } 8641 8642 final class ActivityIntentResolver 8643 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8644 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8645 boolean defaultOnly, int userId) { 8646 if (!sUserManager.exists(userId)) return null; 8647 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8648 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8649 } 8650 8651 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8652 int userId) { 8653 if (!sUserManager.exists(userId)) return null; 8654 mFlags = flags; 8655 return super.queryIntent(intent, resolvedType, 8656 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8657 } 8658 8659 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8660 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8661 if (!sUserManager.exists(userId)) return null; 8662 if (packageActivities == null) { 8663 return null; 8664 } 8665 mFlags = flags; 8666 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8667 final int N = packageActivities.size(); 8668 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8669 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8670 8671 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8672 for (int i = 0; i < N; ++i) { 8673 intentFilters = packageActivities.get(i).intents; 8674 if (intentFilters != null && intentFilters.size() > 0) { 8675 PackageParser.ActivityIntentInfo[] array = 8676 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8677 intentFilters.toArray(array); 8678 listCut.add(array); 8679 } 8680 } 8681 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8682 } 8683 8684 public final void addActivity(PackageParser.Activity a, String type) { 8685 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8686 mActivities.put(a.getComponentName(), a); 8687 if (DEBUG_SHOW_INFO) 8688 Log.v( 8689 TAG, " " + type + " " + 8690 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8691 if (DEBUG_SHOW_INFO) 8692 Log.v(TAG, " Class=" + a.info.name); 8693 final int NI = a.intents.size(); 8694 for (int j=0; j<NI; j++) { 8695 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8696 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8697 intent.setPriority(0); 8698 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8699 + a.className + " with priority > 0, forcing to 0"); 8700 } 8701 if (DEBUG_SHOW_INFO) { 8702 Log.v(TAG, " IntentFilter:"); 8703 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8704 } 8705 if (!intent.debugCheck()) { 8706 Log.w(TAG, "==> For Activity " + a.info.name); 8707 } 8708 addFilter(intent); 8709 } 8710 } 8711 8712 public final void removeActivity(PackageParser.Activity a, String type) { 8713 mActivities.remove(a.getComponentName()); 8714 if (DEBUG_SHOW_INFO) { 8715 Log.v(TAG, " " + type + " " 8716 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8717 : a.info.name) + ":"); 8718 Log.v(TAG, " Class=" + a.info.name); 8719 } 8720 final int NI = a.intents.size(); 8721 for (int j=0; j<NI; j++) { 8722 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8723 if (DEBUG_SHOW_INFO) { 8724 Log.v(TAG, " IntentFilter:"); 8725 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8726 } 8727 removeFilter(intent); 8728 } 8729 } 8730 8731 @Override 8732 protected boolean allowFilterResult( 8733 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8734 ActivityInfo filterAi = filter.activity.info; 8735 for (int i=dest.size()-1; i>=0; i--) { 8736 ActivityInfo destAi = dest.get(i).activityInfo; 8737 if (destAi.name == filterAi.name 8738 && destAi.packageName == filterAi.packageName) { 8739 return false; 8740 } 8741 } 8742 return true; 8743 } 8744 8745 @Override 8746 protected ActivityIntentInfo[] newArray(int size) { 8747 return new ActivityIntentInfo[size]; 8748 } 8749 8750 @Override 8751 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8752 if (!sUserManager.exists(userId)) return true; 8753 PackageParser.Package p = filter.activity.owner; 8754 if (p != null) { 8755 PackageSetting ps = (PackageSetting)p.mExtras; 8756 if (ps != null) { 8757 // System apps are never considered stopped for purposes of 8758 // filtering, because there may be no way for the user to 8759 // actually re-launch them. 8760 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8761 && ps.getStopped(userId); 8762 } 8763 } 8764 return false; 8765 } 8766 8767 @Override 8768 protected boolean isPackageForFilter(String packageName, 8769 PackageParser.ActivityIntentInfo info) { 8770 return packageName.equals(info.activity.owner.packageName); 8771 } 8772 8773 @Override 8774 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8775 int match, int userId) { 8776 if (!sUserManager.exists(userId)) return null; 8777 if (!mSettings.isEnabledAndVisibleLPr(info.activity.info, mFlags, userId)) { 8778 return null; 8779 } 8780 final PackageParser.Activity activity = info.activity; 8781 if (mSafeMode && (activity.info.applicationInfo.flags 8782 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8783 return null; 8784 } 8785 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8786 if (ps == null) { 8787 return null; 8788 } 8789 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8790 ps.readUserState(userId), userId); 8791 if (ai == null) { 8792 return null; 8793 } 8794 final ResolveInfo res = new ResolveInfo(); 8795 res.activityInfo = ai; 8796 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8797 res.filter = info; 8798 } 8799 if (info != null) { 8800 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8801 } 8802 res.priority = info.getPriority(); 8803 res.preferredOrder = activity.owner.mPreferredOrder; 8804 //System.out.println("Result: " + res.activityInfo.className + 8805 // " = " + res.priority); 8806 res.match = match; 8807 res.isDefault = info.hasDefault; 8808 res.labelRes = info.labelRes; 8809 res.nonLocalizedLabel = info.nonLocalizedLabel; 8810 if (userNeedsBadging(userId)) { 8811 res.noResourceId = true; 8812 } else { 8813 res.icon = info.icon; 8814 } 8815 res.iconResourceId = info.icon; 8816 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8817 return res; 8818 } 8819 8820 @Override 8821 protected void sortResults(List<ResolveInfo> results) { 8822 Collections.sort(results, mResolvePrioritySorter); 8823 } 8824 8825 @Override 8826 protected void dumpFilter(PrintWriter out, String prefix, 8827 PackageParser.ActivityIntentInfo filter) { 8828 out.print(prefix); out.print( 8829 Integer.toHexString(System.identityHashCode(filter.activity))); 8830 out.print(' '); 8831 filter.activity.printComponentShortName(out); 8832 out.print(" filter "); 8833 out.println(Integer.toHexString(System.identityHashCode(filter))); 8834 } 8835 8836 @Override 8837 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8838 return filter.activity; 8839 } 8840 8841 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8842 PackageParser.Activity activity = (PackageParser.Activity)label; 8843 out.print(prefix); out.print( 8844 Integer.toHexString(System.identityHashCode(activity))); 8845 out.print(' '); 8846 activity.printComponentShortName(out); 8847 if (count > 1) { 8848 out.print(" ("); out.print(count); out.print(" filters)"); 8849 } 8850 out.println(); 8851 } 8852 8853// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8854// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8855// final List<ResolveInfo> retList = Lists.newArrayList(); 8856// while (i.hasNext()) { 8857// final ResolveInfo resolveInfo = i.next(); 8858// if (isEnabledLP(resolveInfo.activityInfo)) { 8859// retList.add(resolveInfo); 8860// } 8861// } 8862// return retList; 8863// } 8864 8865 // Keys are String (activity class name), values are Activity. 8866 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8867 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8868 private int mFlags; 8869 } 8870 8871 private final class ServiceIntentResolver 8872 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8873 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8874 boolean defaultOnly, int userId) { 8875 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8876 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8877 } 8878 8879 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8880 int userId) { 8881 if (!sUserManager.exists(userId)) return null; 8882 mFlags = flags; 8883 return super.queryIntent(intent, resolvedType, 8884 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8885 } 8886 8887 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8888 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8889 if (!sUserManager.exists(userId)) return null; 8890 if (packageServices == null) { 8891 return null; 8892 } 8893 mFlags = flags; 8894 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8895 final int N = packageServices.size(); 8896 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8897 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8898 8899 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8900 for (int i = 0; i < N; ++i) { 8901 intentFilters = packageServices.get(i).intents; 8902 if (intentFilters != null && intentFilters.size() > 0) { 8903 PackageParser.ServiceIntentInfo[] array = 8904 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8905 intentFilters.toArray(array); 8906 listCut.add(array); 8907 } 8908 } 8909 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8910 } 8911 8912 public final void addService(PackageParser.Service s) { 8913 mServices.put(s.getComponentName(), s); 8914 if (DEBUG_SHOW_INFO) { 8915 Log.v(TAG, " " 8916 + (s.info.nonLocalizedLabel != null 8917 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8918 Log.v(TAG, " Class=" + s.info.name); 8919 } 8920 final int NI = s.intents.size(); 8921 int j; 8922 for (j=0; j<NI; j++) { 8923 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8924 if (DEBUG_SHOW_INFO) { 8925 Log.v(TAG, " IntentFilter:"); 8926 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8927 } 8928 if (!intent.debugCheck()) { 8929 Log.w(TAG, "==> For Service " + s.info.name); 8930 } 8931 addFilter(intent); 8932 } 8933 } 8934 8935 public final void removeService(PackageParser.Service s) { 8936 mServices.remove(s.getComponentName()); 8937 if (DEBUG_SHOW_INFO) { 8938 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8939 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8940 Log.v(TAG, " Class=" + s.info.name); 8941 } 8942 final int NI = s.intents.size(); 8943 int j; 8944 for (j=0; j<NI; j++) { 8945 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8946 if (DEBUG_SHOW_INFO) { 8947 Log.v(TAG, " IntentFilter:"); 8948 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8949 } 8950 removeFilter(intent); 8951 } 8952 } 8953 8954 @Override 8955 protected boolean allowFilterResult( 8956 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8957 ServiceInfo filterSi = filter.service.info; 8958 for (int i=dest.size()-1; i>=0; i--) { 8959 ServiceInfo destAi = dest.get(i).serviceInfo; 8960 if (destAi.name == filterSi.name 8961 && destAi.packageName == filterSi.packageName) { 8962 return false; 8963 } 8964 } 8965 return true; 8966 } 8967 8968 @Override 8969 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8970 return new PackageParser.ServiceIntentInfo[size]; 8971 } 8972 8973 @Override 8974 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8975 if (!sUserManager.exists(userId)) return true; 8976 PackageParser.Package p = filter.service.owner; 8977 if (p != null) { 8978 PackageSetting ps = (PackageSetting)p.mExtras; 8979 if (ps != null) { 8980 // System apps are never considered stopped for purposes of 8981 // filtering, because there may be no way for the user to 8982 // actually re-launch them. 8983 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8984 && ps.getStopped(userId); 8985 } 8986 } 8987 return false; 8988 } 8989 8990 @Override 8991 protected boolean isPackageForFilter(String packageName, 8992 PackageParser.ServiceIntentInfo info) { 8993 return packageName.equals(info.service.owner.packageName); 8994 } 8995 8996 @Override 8997 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8998 int match, int userId) { 8999 if (!sUserManager.exists(userId)) return null; 9000 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9001 if (!mSettings.isEnabledAndVisibleLPr(info.service.info, mFlags, userId)) { 9002 return null; 9003 } 9004 final PackageParser.Service service = info.service; 9005 if (mSafeMode && (service.info.applicationInfo.flags 9006 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9007 return null; 9008 } 9009 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9010 if (ps == null) { 9011 return null; 9012 } 9013 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9014 ps.readUserState(userId), userId); 9015 if (si == null) { 9016 return null; 9017 } 9018 final ResolveInfo res = new ResolveInfo(); 9019 res.serviceInfo = si; 9020 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9021 res.filter = filter; 9022 } 9023 res.priority = info.getPriority(); 9024 res.preferredOrder = service.owner.mPreferredOrder; 9025 res.match = match; 9026 res.isDefault = info.hasDefault; 9027 res.labelRes = info.labelRes; 9028 res.nonLocalizedLabel = info.nonLocalizedLabel; 9029 res.icon = info.icon; 9030 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9031 return res; 9032 } 9033 9034 @Override 9035 protected void sortResults(List<ResolveInfo> results) { 9036 Collections.sort(results, mResolvePrioritySorter); 9037 } 9038 9039 @Override 9040 protected void dumpFilter(PrintWriter out, String prefix, 9041 PackageParser.ServiceIntentInfo filter) { 9042 out.print(prefix); out.print( 9043 Integer.toHexString(System.identityHashCode(filter.service))); 9044 out.print(' '); 9045 filter.service.printComponentShortName(out); 9046 out.print(" filter "); 9047 out.println(Integer.toHexString(System.identityHashCode(filter))); 9048 } 9049 9050 @Override 9051 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9052 return filter.service; 9053 } 9054 9055 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9056 PackageParser.Service service = (PackageParser.Service)label; 9057 out.print(prefix); out.print( 9058 Integer.toHexString(System.identityHashCode(service))); 9059 out.print(' '); 9060 service.printComponentShortName(out); 9061 if (count > 1) { 9062 out.print(" ("); out.print(count); out.print(" filters)"); 9063 } 9064 out.println(); 9065 } 9066 9067// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9068// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9069// final List<ResolveInfo> retList = Lists.newArrayList(); 9070// while (i.hasNext()) { 9071// final ResolveInfo resolveInfo = (ResolveInfo) i; 9072// if (isEnabledLP(resolveInfo.serviceInfo)) { 9073// retList.add(resolveInfo); 9074// } 9075// } 9076// return retList; 9077// } 9078 9079 // Keys are String (activity class name), values are Activity. 9080 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9081 = new ArrayMap<ComponentName, PackageParser.Service>(); 9082 private int mFlags; 9083 }; 9084 9085 private final class ProviderIntentResolver 9086 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9087 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9088 boolean defaultOnly, int userId) { 9089 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9090 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9091 } 9092 9093 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9094 int userId) { 9095 if (!sUserManager.exists(userId)) 9096 return null; 9097 mFlags = flags; 9098 return super.queryIntent(intent, resolvedType, 9099 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9100 } 9101 9102 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9103 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9104 if (!sUserManager.exists(userId)) 9105 return null; 9106 if (packageProviders == null) { 9107 return null; 9108 } 9109 mFlags = flags; 9110 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9111 final int N = packageProviders.size(); 9112 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9113 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9114 9115 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9116 for (int i = 0; i < N; ++i) { 9117 intentFilters = packageProviders.get(i).intents; 9118 if (intentFilters != null && intentFilters.size() > 0) { 9119 PackageParser.ProviderIntentInfo[] array = 9120 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9121 intentFilters.toArray(array); 9122 listCut.add(array); 9123 } 9124 } 9125 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9126 } 9127 9128 public final void addProvider(PackageParser.Provider p) { 9129 if (mProviders.containsKey(p.getComponentName())) { 9130 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9131 return; 9132 } 9133 9134 mProviders.put(p.getComponentName(), p); 9135 if (DEBUG_SHOW_INFO) { 9136 Log.v(TAG, " " 9137 + (p.info.nonLocalizedLabel != null 9138 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9139 Log.v(TAG, " Class=" + p.info.name); 9140 } 9141 final int NI = p.intents.size(); 9142 int j; 9143 for (j = 0; j < NI; j++) { 9144 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9145 if (DEBUG_SHOW_INFO) { 9146 Log.v(TAG, " IntentFilter:"); 9147 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9148 } 9149 if (!intent.debugCheck()) { 9150 Log.w(TAG, "==> For Provider " + p.info.name); 9151 } 9152 addFilter(intent); 9153 } 9154 } 9155 9156 public final void removeProvider(PackageParser.Provider p) { 9157 mProviders.remove(p.getComponentName()); 9158 if (DEBUG_SHOW_INFO) { 9159 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9160 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9161 Log.v(TAG, " Class=" + p.info.name); 9162 } 9163 final int NI = p.intents.size(); 9164 int j; 9165 for (j = 0; j < NI; j++) { 9166 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9167 if (DEBUG_SHOW_INFO) { 9168 Log.v(TAG, " IntentFilter:"); 9169 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9170 } 9171 removeFilter(intent); 9172 } 9173 } 9174 9175 @Override 9176 protected boolean allowFilterResult( 9177 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9178 ProviderInfo filterPi = filter.provider.info; 9179 for (int i = dest.size() - 1; i >= 0; i--) { 9180 ProviderInfo destPi = dest.get(i).providerInfo; 9181 if (destPi.name == filterPi.name 9182 && destPi.packageName == filterPi.packageName) { 9183 return false; 9184 } 9185 } 9186 return true; 9187 } 9188 9189 @Override 9190 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9191 return new PackageParser.ProviderIntentInfo[size]; 9192 } 9193 9194 @Override 9195 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9196 if (!sUserManager.exists(userId)) 9197 return true; 9198 PackageParser.Package p = filter.provider.owner; 9199 if (p != null) { 9200 PackageSetting ps = (PackageSetting) p.mExtras; 9201 if (ps != null) { 9202 // System apps are never considered stopped for purposes of 9203 // filtering, because there may be no way for the user to 9204 // actually re-launch them. 9205 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9206 && ps.getStopped(userId); 9207 } 9208 } 9209 return false; 9210 } 9211 9212 @Override 9213 protected boolean isPackageForFilter(String packageName, 9214 PackageParser.ProviderIntentInfo info) { 9215 return packageName.equals(info.provider.owner.packageName); 9216 } 9217 9218 @Override 9219 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9220 int match, int userId) { 9221 if (!sUserManager.exists(userId)) 9222 return null; 9223 final PackageParser.ProviderIntentInfo info = filter; 9224 if (!mSettings.isEnabledAndVisibleLPr(info.provider.info, mFlags, userId)) { 9225 return null; 9226 } 9227 final PackageParser.Provider provider = info.provider; 9228 if (mSafeMode && (provider.info.applicationInfo.flags 9229 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9230 return null; 9231 } 9232 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9233 if (ps == null) { 9234 return null; 9235 } 9236 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9237 ps.readUserState(userId), userId); 9238 if (pi == null) { 9239 return null; 9240 } 9241 final ResolveInfo res = new ResolveInfo(); 9242 res.providerInfo = pi; 9243 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9244 res.filter = filter; 9245 } 9246 res.priority = info.getPriority(); 9247 res.preferredOrder = provider.owner.mPreferredOrder; 9248 res.match = match; 9249 res.isDefault = info.hasDefault; 9250 res.labelRes = info.labelRes; 9251 res.nonLocalizedLabel = info.nonLocalizedLabel; 9252 res.icon = info.icon; 9253 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9254 return res; 9255 } 9256 9257 @Override 9258 protected void sortResults(List<ResolveInfo> results) { 9259 Collections.sort(results, mResolvePrioritySorter); 9260 } 9261 9262 @Override 9263 protected void dumpFilter(PrintWriter out, String prefix, 9264 PackageParser.ProviderIntentInfo filter) { 9265 out.print(prefix); 9266 out.print( 9267 Integer.toHexString(System.identityHashCode(filter.provider))); 9268 out.print(' '); 9269 filter.provider.printComponentShortName(out); 9270 out.print(" filter "); 9271 out.println(Integer.toHexString(System.identityHashCode(filter))); 9272 } 9273 9274 @Override 9275 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9276 return filter.provider; 9277 } 9278 9279 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9280 PackageParser.Provider provider = (PackageParser.Provider)label; 9281 out.print(prefix); out.print( 9282 Integer.toHexString(System.identityHashCode(provider))); 9283 out.print(' '); 9284 provider.printComponentShortName(out); 9285 if (count > 1) { 9286 out.print(" ("); out.print(count); out.print(" filters)"); 9287 } 9288 out.println(); 9289 } 9290 9291 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9292 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9293 private int mFlags; 9294 }; 9295 9296 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9297 new Comparator<ResolveInfo>() { 9298 public int compare(ResolveInfo r1, ResolveInfo r2) { 9299 int v1 = r1.priority; 9300 int v2 = r2.priority; 9301 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9302 if (v1 != v2) { 9303 return (v1 > v2) ? -1 : 1; 9304 } 9305 v1 = r1.preferredOrder; 9306 v2 = r2.preferredOrder; 9307 if (v1 != v2) { 9308 return (v1 > v2) ? -1 : 1; 9309 } 9310 if (r1.isDefault != r2.isDefault) { 9311 return r1.isDefault ? -1 : 1; 9312 } 9313 v1 = r1.match; 9314 v2 = r2.match; 9315 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9316 if (v1 != v2) { 9317 return (v1 > v2) ? -1 : 1; 9318 } 9319 if (r1.system != r2.system) { 9320 return r1.system ? -1 : 1; 9321 } 9322 return 0; 9323 } 9324 }; 9325 9326 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9327 new Comparator<ProviderInfo>() { 9328 public int compare(ProviderInfo p1, ProviderInfo p2) { 9329 final int v1 = p1.initOrder; 9330 final int v2 = p2.initOrder; 9331 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9332 } 9333 }; 9334 9335 final void sendPackageBroadcast(final String action, final String pkg, 9336 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9337 final int[] userIds) { 9338 mHandler.post(new Runnable() { 9339 @Override 9340 public void run() { 9341 try { 9342 final IActivityManager am = ActivityManagerNative.getDefault(); 9343 if (am == null) return; 9344 final int[] resolvedUserIds; 9345 if (userIds == null) { 9346 resolvedUserIds = am.getRunningUserIds(); 9347 } else { 9348 resolvedUserIds = userIds; 9349 } 9350 for (int id : resolvedUserIds) { 9351 final Intent intent = new Intent(action, 9352 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9353 if (extras != null) { 9354 intent.putExtras(extras); 9355 } 9356 if (targetPkg != null) { 9357 intent.setPackage(targetPkg); 9358 } 9359 // Modify the UID when posting to other users 9360 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9361 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9362 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9363 intent.putExtra(Intent.EXTRA_UID, uid); 9364 } 9365 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9366 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9367 if (DEBUG_BROADCASTS) { 9368 RuntimeException here = new RuntimeException("here"); 9369 here.fillInStackTrace(); 9370 Slog.d(TAG, "Sending to user " + id + ": " 9371 + intent.toShortString(false, true, false, false) 9372 + " " + intent.getExtras(), here); 9373 } 9374 am.broadcastIntent(null, intent, null, finishedReceiver, 9375 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9376 null, finishedReceiver != null, false, id); 9377 } 9378 } catch (RemoteException ex) { 9379 } 9380 } 9381 }); 9382 } 9383 9384 /** 9385 * Check if the external storage media is available. This is true if there 9386 * is a mounted external storage medium or if the external storage is 9387 * emulated. 9388 */ 9389 private boolean isExternalMediaAvailable() { 9390 return mMediaMounted || Environment.isExternalStorageEmulated(); 9391 } 9392 9393 @Override 9394 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9395 // writer 9396 synchronized (mPackages) { 9397 if (!isExternalMediaAvailable()) { 9398 // If the external storage is no longer mounted at this point, 9399 // the caller may not have been able to delete all of this 9400 // packages files and can not delete any more. Bail. 9401 return null; 9402 } 9403 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9404 if (lastPackage != null) { 9405 pkgs.remove(lastPackage); 9406 } 9407 if (pkgs.size() > 0) { 9408 return pkgs.get(0); 9409 } 9410 } 9411 return null; 9412 } 9413 9414 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9415 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9416 userId, andCode ? 1 : 0, packageName); 9417 if (mSystemReady) { 9418 msg.sendToTarget(); 9419 } else { 9420 if (mPostSystemReadyMessages == null) { 9421 mPostSystemReadyMessages = new ArrayList<>(); 9422 } 9423 mPostSystemReadyMessages.add(msg); 9424 } 9425 } 9426 9427 void startCleaningPackages() { 9428 // reader 9429 synchronized (mPackages) { 9430 if (!isExternalMediaAvailable()) { 9431 return; 9432 } 9433 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9434 return; 9435 } 9436 } 9437 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9438 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9439 IActivityManager am = ActivityManagerNative.getDefault(); 9440 if (am != null) { 9441 try { 9442 am.startService(null, intent, null, mContext.getOpPackageName(), 9443 UserHandle.USER_SYSTEM); 9444 } catch (RemoteException e) { 9445 } 9446 } 9447 } 9448 9449 @Override 9450 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9451 int installFlags, String installerPackageName, VerificationParams verificationParams, 9452 String packageAbiOverride) { 9453 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9454 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9455 } 9456 9457 @Override 9458 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9459 int installFlags, String installerPackageName, VerificationParams verificationParams, 9460 String packageAbiOverride, int userId) { 9461 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9462 9463 final int callingUid = Binder.getCallingUid(); 9464 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9465 9466 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9467 try { 9468 if (observer != null) { 9469 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9470 } 9471 } catch (RemoteException re) { 9472 } 9473 return; 9474 } 9475 9476 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9477 installFlags |= PackageManager.INSTALL_FROM_ADB; 9478 9479 } else { 9480 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9481 // about installerPackageName. 9482 9483 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9484 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9485 } 9486 9487 UserHandle user; 9488 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9489 user = UserHandle.ALL; 9490 } else { 9491 user = new UserHandle(userId); 9492 } 9493 9494 // Only system components can circumvent runtime permissions when installing. 9495 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9496 && mContext.checkCallingOrSelfPermission(Manifest.permission 9497 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9498 throw new SecurityException("You need the " 9499 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9500 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9501 } 9502 9503 verificationParams.setInstallerUid(callingUid); 9504 9505 final File originFile = new File(originPath); 9506 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9507 9508 final Message msg = mHandler.obtainMessage(INIT_COPY); 9509 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 9510 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 9511 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 9512 msg.obj = params; 9513 9514 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 9515 System.identityHashCode(msg.obj)); 9516 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9517 System.identityHashCode(msg.obj)); 9518 9519 mHandler.sendMessage(msg); 9520 } 9521 9522 void installStage(String packageName, File stagedDir, String stagedCid, 9523 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 9524 String installerPackageName, int installerUid, UserHandle user) { 9525 final VerificationParams verifParams = new VerificationParams( 9526 null, sessionParams.originatingUri, sessionParams.referrerUri, 9527 sessionParams.originatingUid, null); 9528 verifParams.setInstallerUid(installerUid); 9529 9530 final OriginInfo origin; 9531 if (stagedDir != null) { 9532 origin = OriginInfo.fromStagedFile(stagedDir); 9533 } else { 9534 origin = OriginInfo.fromStagedContainer(stagedCid); 9535 } 9536 9537 final Message msg = mHandler.obtainMessage(INIT_COPY); 9538 final InstallParams params = new InstallParams(origin, null, observer, 9539 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 9540 verifParams, user, sessionParams.abiOverride, 9541 sessionParams.grantedRuntimePermissions); 9542 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 9543 msg.obj = params; 9544 9545 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 9546 System.identityHashCode(msg.obj)); 9547 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9548 System.identityHashCode(msg.obj)); 9549 9550 mHandler.sendMessage(msg); 9551 } 9552 9553 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9554 Bundle extras = new Bundle(1); 9555 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9556 9557 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9558 packageName, extras, null, null, new int[] {userId}); 9559 try { 9560 IActivityManager am = ActivityManagerNative.getDefault(); 9561 final boolean isSystem = 9562 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9563 if (isSystem && am.isUserRunning(userId, 0)) { 9564 // The just-installed/enabled app is bundled on the system, so presumed 9565 // to be able to run automatically without needing an explicit launch. 9566 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9567 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9568 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9569 .setPackage(packageName); 9570 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9571 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9572 } 9573 } catch (RemoteException e) { 9574 // shouldn't happen 9575 Slog.w(TAG, "Unable to bootstrap installed package", e); 9576 } 9577 } 9578 9579 @Override 9580 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9581 int userId) { 9582 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9583 PackageSetting pkgSetting; 9584 final int uid = Binder.getCallingUid(); 9585 enforceCrossUserPermission(uid, userId, true, true, 9586 "setApplicationHiddenSetting for user " + userId); 9587 9588 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9589 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9590 return false; 9591 } 9592 9593 long callingId = Binder.clearCallingIdentity(); 9594 try { 9595 boolean sendAdded = false; 9596 boolean sendRemoved = false; 9597 // writer 9598 synchronized (mPackages) { 9599 pkgSetting = mSettings.mPackages.get(packageName); 9600 if (pkgSetting == null) { 9601 return false; 9602 } 9603 if (pkgSetting.getHidden(userId) != hidden) { 9604 pkgSetting.setHidden(hidden, userId); 9605 mSettings.writePackageRestrictionsLPr(userId); 9606 if (hidden) { 9607 sendRemoved = true; 9608 } else { 9609 sendAdded = true; 9610 } 9611 } 9612 } 9613 if (sendAdded) { 9614 sendPackageAddedForUser(packageName, pkgSetting, userId); 9615 return true; 9616 } 9617 if (sendRemoved) { 9618 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9619 "hiding pkg"); 9620 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9621 return true; 9622 } 9623 } finally { 9624 Binder.restoreCallingIdentity(callingId); 9625 } 9626 return false; 9627 } 9628 9629 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9630 int userId) { 9631 final PackageRemovedInfo info = new PackageRemovedInfo(); 9632 info.removedPackage = packageName; 9633 info.removedUsers = new int[] {userId}; 9634 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9635 info.sendBroadcast(false, false, false); 9636 } 9637 9638 /** 9639 * Returns true if application is not found or there was an error. Otherwise it returns 9640 * the hidden state of the package for the given user. 9641 */ 9642 @Override 9643 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9644 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9645 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9646 false, "getApplicationHidden for user " + userId); 9647 PackageSetting pkgSetting; 9648 long callingId = Binder.clearCallingIdentity(); 9649 try { 9650 // writer 9651 synchronized (mPackages) { 9652 pkgSetting = mSettings.mPackages.get(packageName); 9653 if (pkgSetting == null) { 9654 return true; 9655 } 9656 return pkgSetting.getHidden(userId); 9657 } 9658 } finally { 9659 Binder.restoreCallingIdentity(callingId); 9660 } 9661 } 9662 9663 /** 9664 * @hide 9665 */ 9666 @Override 9667 public int installExistingPackageAsUser(String packageName, int userId) { 9668 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9669 null); 9670 PackageSetting pkgSetting; 9671 final int uid = Binder.getCallingUid(); 9672 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9673 + userId); 9674 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9675 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9676 } 9677 9678 long callingId = Binder.clearCallingIdentity(); 9679 try { 9680 boolean sendAdded = false; 9681 9682 // writer 9683 synchronized (mPackages) { 9684 pkgSetting = mSettings.mPackages.get(packageName); 9685 if (pkgSetting == null) { 9686 return PackageManager.INSTALL_FAILED_INVALID_URI; 9687 } 9688 if (!pkgSetting.getInstalled(userId)) { 9689 pkgSetting.setInstalled(true, userId); 9690 pkgSetting.setHidden(false, userId); 9691 mSettings.writePackageRestrictionsLPr(userId); 9692 sendAdded = true; 9693 } 9694 } 9695 9696 if (sendAdded) { 9697 sendPackageAddedForUser(packageName, pkgSetting, userId); 9698 } 9699 } finally { 9700 Binder.restoreCallingIdentity(callingId); 9701 } 9702 9703 return PackageManager.INSTALL_SUCCEEDED; 9704 } 9705 9706 boolean isUserRestricted(int userId, String restrictionKey) { 9707 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9708 if (restrictions.getBoolean(restrictionKey, false)) { 9709 Log.w(TAG, "User is restricted: " + restrictionKey); 9710 return true; 9711 } 9712 return false; 9713 } 9714 9715 @Override 9716 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9717 mContext.enforceCallingOrSelfPermission( 9718 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9719 "Only package verification agents can verify applications"); 9720 9721 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9722 final PackageVerificationResponse response = new PackageVerificationResponse( 9723 verificationCode, Binder.getCallingUid()); 9724 msg.arg1 = id; 9725 msg.obj = response; 9726 mHandler.sendMessage(msg); 9727 } 9728 9729 @Override 9730 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9731 long millisecondsToDelay) { 9732 mContext.enforceCallingOrSelfPermission( 9733 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9734 "Only package verification agents can extend verification timeouts"); 9735 9736 final PackageVerificationState state = mPendingVerification.get(id); 9737 final PackageVerificationResponse response = new PackageVerificationResponse( 9738 verificationCodeAtTimeout, Binder.getCallingUid()); 9739 9740 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9741 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9742 } 9743 if (millisecondsToDelay < 0) { 9744 millisecondsToDelay = 0; 9745 } 9746 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9747 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9748 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9749 } 9750 9751 if ((state != null) && !state.timeoutExtended()) { 9752 state.extendTimeout(); 9753 9754 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9755 msg.arg1 = id; 9756 msg.obj = response; 9757 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9758 } 9759 } 9760 9761 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9762 int verificationCode, UserHandle user) { 9763 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9764 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9765 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9766 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9767 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9768 9769 mContext.sendBroadcastAsUser(intent, user, 9770 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9771 } 9772 9773 private ComponentName matchComponentForVerifier(String packageName, 9774 List<ResolveInfo> receivers) { 9775 ActivityInfo targetReceiver = null; 9776 9777 final int NR = receivers.size(); 9778 for (int i = 0; i < NR; i++) { 9779 final ResolveInfo info = receivers.get(i); 9780 if (info.activityInfo == null) { 9781 continue; 9782 } 9783 9784 if (packageName.equals(info.activityInfo.packageName)) { 9785 targetReceiver = info.activityInfo; 9786 break; 9787 } 9788 } 9789 9790 if (targetReceiver == null) { 9791 return null; 9792 } 9793 9794 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9795 } 9796 9797 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9798 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9799 if (pkgInfo.verifiers.length == 0) { 9800 return null; 9801 } 9802 9803 final int N = pkgInfo.verifiers.length; 9804 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9805 for (int i = 0; i < N; i++) { 9806 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9807 9808 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9809 receivers); 9810 if (comp == null) { 9811 continue; 9812 } 9813 9814 final int verifierUid = getUidForVerifier(verifierInfo); 9815 if (verifierUid == -1) { 9816 continue; 9817 } 9818 9819 if (DEBUG_VERIFY) { 9820 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9821 + " with the correct signature"); 9822 } 9823 sufficientVerifiers.add(comp); 9824 verificationState.addSufficientVerifier(verifierUid); 9825 } 9826 9827 return sufficientVerifiers; 9828 } 9829 9830 private int getUidForVerifier(VerifierInfo verifierInfo) { 9831 synchronized (mPackages) { 9832 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9833 if (pkg == null) { 9834 return -1; 9835 } else if (pkg.mSignatures.length != 1) { 9836 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9837 + " has more than one signature; ignoring"); 9838 return -1; 9839 } 9840 9841 /* 9842 * If the public key of the package's signature does not match 9843 * our expected public key, then this is a different package and 9844 * we should skip. 9845 */ 9846 9847 final byte[] expectedPublicKey; 9848 try { 9849 final Signature verifierSig = pkg.mSignatures[0]; 9850 final PublicKey publicKey = verifierSig.getPublicKey(); 9851 expectedPublicKey = publicKey.getEncoded(); 9852 } catch (CertificateException e) { 9853 return -1; 9854 } 9855 9856 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9857 9858 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9859 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9860 + " does not have the expected public key; ignoring"); 9861 return -1; 9862 } 9863 9864 return pkg.applicationInfo.uid; 9865 } 9866 } 9867 9868 @Override 9869 public void finishPackageInstall(int token) { 9870 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9871 9872 if (DEBUG_INSTALL) { 9873 Slog.v(TAG, "BM finishing package install for " + token); 9874 } 9875 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 9876 9877 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9878 mHandler.sendMessage(msg); 9879 } 9880 9881 /** 9882 * Get the verification agent timeout. 9883 * 9884 * @return verification timeout in milliseconds 9885 */ 9886 private long getVerificationTimeout() { 9887 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9888 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9889 DEFAULT_VERIFICATION_TIMEOUT); 9890 } 9891 9892 /** 9893 * Get the default verification agent response code. 9894 * 9895 * @return default verification response code 9896 */ 9897 private int getDefaultVerificationResponse() { 9898 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9899 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9900 DEFAULT_VERIFICATION_RESPONSE); 9901 } 9902 9903 /** 9904 * Check whether or not package verification has been enabled. 9905 * 9906 * @return true if verification should be performed 9907 */ 9908 private boolean isVerificationEnabled(int userId, int installFlags) { 9909 if (!DEFAULT_VERIFY_ENABLE) { 9910 return false; 9911 } 9912 // TODO: fix b/25118622; don't bypass verification 9913 if (Build.IS_DEBUGGABLE && (installFlags & PackageManager.INSTALL_QUICK) != 0) { 9914 return false; 9915 } 9916 9917 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9918 9919 // Check if installing from ADB 9920 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9921 // Do not run verification in a test harness environment 9922 if (ActivityManager.isRunningInTestHarness()) { 9923 return false; 9924 } 9925 if (ensureVerifyAppsEnabled) { 9926 return true; 9927 } 9928 // Check if the developer does not want package verification for ADB installs 9929 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9930 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9931 return false; 9932 } 9933 } 9934 9935 if (ensureVerifyAppsEnabled) { 9936 return true; 9937 } 9938 9939 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9940 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9941 } 9942 9943 @Override 9944 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9945 throws RemoteException { 9946 mContext.enforceCallingOrSelfPermission( 9947 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9948 "Only intentfilter verification agents can verify applications"); 9949 9950 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9951 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9952 Binder.getCallingUid(), verificationCode, failedDomains); 9953 msg.arg1 = id; 9954 msg.obj = response; 9955 mHandler.sendMessage(msg); 9956 } 9957 9958 @Override 9959 public int getIntentVerificationStatus(String packageName, int userId) { 9960 synchronized (mPackages) { 9961 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9962 } 9963 } 9964 9965 @Override 9966 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9967 mContext.enforceCallingOrSelfPermission( 9968 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9969 9970 boolean result = false; 9971 synchronized (mPackages) { 9972 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9973 } 9974 if (result) { 9975 scheduleWritePackageRestrictionsLocked(userId); 9976 } 9977 return result; 9978 } 9979 9980 @Override 9981 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9982 synchronized (mPackages) { 9983 return mSettings.getIntentFilterVerificationsLPr(packageName); 9984 } 9985 } 9986 9987 @Override 9988 public List<IntentFilter> getAllIntentFilters(String packageName) { 9989 if (TextUtils.isEmpty(packageName)) { 9990 return Collections.<IntentFilter>emptyList(); 9991 } 9992 synchronized (mPackages) { 9993 PackageParser.Package pkg = mPackages.get(packageName); 9994 if (pkg == null || pkg.activities == null) { 9995 return Collections.<IntentFilter>emptyList(); 9996 } 9997 final int count = pkg.activities.size(); 9998 ArrayList<IntentFilter> result = new ArrayList<>(); 9999 for (int n=0; n<count; n++) { 10000 PackageParser.Activity activity = pkg.activities.get(n); 10001 if (activity.intents != null || activity.intents.size() > 0) { 10002 result.addAll(activity.intents); 10003 } 10004 } 10005 return result; 10006 } 10007 } 10008 10009 @Override 10010 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10011 mContext.enforceCallingOrSelfPermission( 10012 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10013 10014 synchronized (mPackages) { 10015 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10016 if (packageName != null) { 10017 result |= updateIntentVerificationStatus(packageName, 10018 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10019 userId); 10020 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10021 packageName, userId); 10022 } 10023 return result; 10024 } 10025 } 10026 10027 @Override 10028 public String getDefaultBrowserPackageName(int userId) { 10029 synchronized (mPackages) { 10030 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10031 } 10032 } 10033 10034 /** 10035 * Get the "allow unknown sources" setting. 10036 * 10037 * @return the current "allow unknown sources" setting 10038 */ 10039 private int getUnknownSourcesSettings() { 10040 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10041 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10042 -1); 10043 } 10044 10045 @Override 10046 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10047 final int uid = Binder.getCallingUid(); 10048 // writer 10049 synchronized (mPackages) { 10050 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10051 if (targetPackageSetting == null) { 10052 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10053 } 10054 10055 PackageSetting installerPackageSetting; 10056 if (installerPackageName != null) { 10057 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10058 if (installerPackageSetting == null) { 10059 throw new IllegalArgumentException("Unknown installer package: " 10060 + installerPackageName); 10061 } 10062 } else { 10063 installerPackageSetting = null; 10064 } 10065 10066 Signature[] callerSignature; 10067 Object obj = mSettings.getUserIdLPr(uid); 10068 if (obj != null) { 10069 if (obj instanceof SharedUserSetting) { 10070 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10071 } else if (obj instanceof PackageSetting) { 10072 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10073 } else { 10074 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10075 } 10076 } else { 10077 throw new SecurityException("Unknown calling uid " + uid); 10078 } 10079 10080 // Verify: can't set installerPackageName to a package that is 10081 // not signed with the same cert as the caller. 10082 if (installerPackageSetting != null) { 10083 if (compareSignatures(callerSignature, 10084 installerPackageSetting.signatures.mSignatures) 10085 != PackageManager.SIGNATURE_MATCH) { 10086 throw new SecurityException( 10087 "Caller does not have same cert as new installer package " 10088 + installerPackageName); 10089 } 10090 } 10091 10092 // Verify: if target already has an installer package, it must 10093 // be signed with the same cert as the caller. 10094 if (targetPackageSetting.installerPackageName != null) { 10095 PackageSetting setting = mSettings.mPackages.get( 10096 targetPackageSetting.installerPackageName); 10097 // If the currently set package isn't valid, then it's always 10098 // okay to change it. 10099 if (setting != null) { 10100 if (compareSignatures(callerSignature, 10101 setting.signatures.mSignatures) 10102 != PackageManager.SIGNATURE_MATCH) { 10103 throw new SecurityException( 10104 "Caller does not have same cert as old installer package " 10105 + targetPackageSetting.installerPackageName); 10106 } 10107 } 10108 } 10109 10110 // Okay! 10111 targetPackageSetting.installerPackageName = installerPackageName; 10112 scheduleWriteSettingsLocked(); 10113 } 10114 } 10115 10116 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10117 // Queue up an async operation since the package installation may take a little while. 10118 mHandler.post(new Runnable() { 10119 public void run() { 10120 mHandler.removeCallbacks(this); 10121 // Result object to be returned 10122 PackageInstalledInfo res = new PackageInstalledInfo(); 10123 res.returnCode = currentStatus; 10124 res.uid = -1; 10125 res.pkg = null; 10126 res.removedInfo = new PackageRemovedInfo(); 10127 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10128 args.doPreInstall(res.returnCode); 10129 synchronized (mInstallLock) { 10130 installPackageTracedLI(args, res); 10131 } 10132 args.doPostInstall(res.returnCode, res.uid); 10133 } 10134 10135 // A restore should be performed at this point if (a) the install 10136 // succeeded, (b) the operation is not an update, and (c) the new 10137 // package has not opted out of backup participation. 10138 final boolean update = res.removedInfo.removedPackage != null; 10139 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10140 boolean doRestore = !update 10141 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10142 10143 // Set up the post-install work request bookkeeping. This will be used 10144 // and cleaned up by the post-install event handling regardless of whether 10145 // there's a restore pass performed. Token values are >= 1. 10146 int token; 10147 if (mNextInstallToken < 0) mNextInstallToken = 1; 10148 token = mNextInstallToken++; 10149 10150 PostInstallData data = new PostInstallData(args, res); 10151 mRunningInstalls.put(token, data); 10152 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10153 10154 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10155 // Pass responsibility to the Backup Manager. It will perform a 10156 // restore if appropriate, then pass responsibility back to the 10157 // Package Manager to run the post-install observer callbacks 10158 // and broadcasts. 10159 IBackupManager bm = IBackupManager.Stub.asInterface( 10160 ServiceManager.getService(Context.BACKUP_SERVICE)); 10161 if (bm != null) { 10162 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10163 + " to BM for possible restore"); 10164 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10165 try { 10166 // TODO: http://b/22388012 10167 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10168 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10169 } else { 10170 doRestore = false; 10171 } 10172 } catch (RemoteException e) { 10173 // can't happen; the backup manager is local 10174 } catch (Exception e) { 10175 Slog.e(TAG, "Exception trying to enqueue restore", e); 10176 doRestore = false; 10177 } 10178 } else { 10179 Slog.e(TAG, "Backup Manager not found!"); 10180 doRestore = false; 10181 } 10182 } 10183 10184 if (!doRestore) { 10185 // No restore possible, or the Backup Manager was mysteriously not 10186 // available -- just fire the post-install work request directly. 10187 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10188 10189 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10190 10191 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10192 mHandler.sendMessage(msg); 10193 } 10194 } 10195 }); 10196 } 10197 10198 private abstract class HandlerParams { 10199 private static final int MAX_RETRIES = 4; 10200 10201 /** 10202 * Number of times startCopy() has been attempted and had a non-fatal 10203 * error. 10204 */ 10205 private int mRetries = 0; 10206 10207 /** User handle for the user requesting the information or installation. */ 10208 private final UserHandle mUser; 10209 String traceMethod; 10210 int traceCookie; 10211 10212 HandlerParams(UserHandle user) { 10213 mUser = user; 10214 } 10215 10216 UserHandle getUser() { 10217 return mUser; 10218 } 10219 10220 HandlerParams setTraceMethod(String traceMethod) { 10221 this.traceMethod = traceMethod; 10222 return this; 10223 } 10224 10225 HandlerParams setTraceCookie(int traceCookie) { 10226 this.traceCookie = traceCookie; 10227 return this; 10228 } 10229 10230 final boolean startCopy() { 10231 boolean res; 10232 try { 10233 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10234 10235 if (++mRetries > MAX_RETRIES) { 10236 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10237 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10238 handleServiceError(); 10239 return false; 10240 } else { 10241 handleStartCopy(); 10242 res = true; 10243 } 10244 } catch (RemoteException e) { 10245 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10246 mHandler.sendEmptyMessage(MCS_RECONNECT); 10247 res = false; 10248 } 10249 handleReturnCode(); 10250 return res; 10251 } 10252 10253 final void serviceError() { 10254 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10255 handleServiceError(); 10256 handleReturnCode(); 10257 } 10258 10259 abstract void handleStartCopy() throws RemoteException; 10260 abstract void handleServiceError(); 10261 abstract void handleReturnCode(); 10262 } 10263 10264 class MeasureParams extends HandlerParams { 10265 private final PackageStats mStats; 10266 private boolean mSuccess; 10267 10268 private final IPackageStatsObserver mObserver; 10269 10270 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10271 super(new UserHandle(stats.userHandle)); 10272 mObserver = observer; 10273 mStats = stats; 10274 } 10275 10276 @Override 10277 public String toString() { 10278 return "MeasureParams{" 10279 + Integer.toHexString(System.identityHashCode(this)) 10280 + " " + mStats.packageName + "}"; 10281 } 10282 10283 @Override 10284 void handleStartCopy() throws RemoteException { 10285 synchronized (mInstallLock) { 10286 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10287 } 10288 10289 if (mSuccess) { 10290 final boolean mounted; 10291 if (Environment.isExternalStorageEmulated()) { 10292 mounted = true; 10293 } else { 10294 final String status = Environment.getExternalStorageState(); 10295 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10296 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10297 } 10298 10299 if (mounted) { 10300 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10301 10302 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10303 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10304 10305 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10306 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10307 10308 // Always subtract cache size, since it's a subdirectory 10309 mStats.externalDataSize -= mStats.externalCacheSize; 10310 10311 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10312 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10313 10314 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10315 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10316 } 10317 } 10318 } 10319 10320 @Override 10321 void handleReturnCode() { 10322 if (mObserver != null) { 10323 try { 10324 mObserver.onGetStatsCompleted(mStats, mSuccess); 10325 } catch (RemoteException e) { 10326 Slog.i(TAG, "Observer no longer exists."); 10327 } 10328 } 10329 } 10330 10331 @Override 10332 void handleServiceError() { 10333 Slog.e(TAG, "Could not measure application " + mStats.packageName 10334 + " external storage"); 10335 } 10336 } 10337 10338 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10339 throws RemoteException { 10340 long result = 0; 10341 for (File path : paths) { 10342 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10343 } 10344 return result; 10345 } 10346 10347 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10348 for (File path : paths) { 10349 try { 10350 mcs.clearDirectory(path.getAbsolutePath()); 10351 } catch (RemoteException e) { 10352 } 10353 } 10354 } 10355 10356 static class OriginInfo { 10357 /** 10358 * Location where install is coming from, before it has been 10359 * copied/renamed into place. This could be a single monolithic APK 10360 * file, or a cluster directory. This location may be untrusted. 10361 */ 10362 final File file; 10363 final String cid; 10364 10365 /** 10366 * Flag indicating that {@link #file} or {@link #cid} has already been 10367 * staged, meaning downstream users don't need to defensively copy the 10368 * contents. 10369 */ 10370 final boolean staged; 10371 10372 /** 10373 * Flag indicating that {@link #file} or {@link #cid} is an already 10374 * installed app that is being moved. 10375 */ 10376 final boolean existing; 10377 10378 final String resolvedPath; 10379 final File resolvedFile; 10380 10381 static OriginInfo fromNothing() { 10382 return new OriginInfo(null, null, false, false); 10383 } 10384 10385 static OriginInfo fromUntrustedFile(File file) { 10386 return new OriginInfo(file, null, false, false); 10387 } 10388 10389 static OriginInfo fromExistingFile(File file) { 10390 return new OriginInfo(file, null, false, true); 10391 } 10392 10393 static OriginInfo fromStagedFile(File file) { 10394 return new OriginInfo(file, null, true, false); 10395 } 10396 10397 static OriginInfo fromStagedContainer(String cid) { 10398 return new OriginInfo(null, cid, true, false); 10399 } 10400 10401 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10402 this.file = file; 10403 this.cid = cid; 10404 this.staged = staged; 10405 this.existing = existing; 10406 10407 if (cid != null) { 10408 resolvedPath = PackageHelper.getSdDir(cid); 10409 resolvedFile = new File(resolvedPath); 10410 } else if (file != null) { 10411 resolvedPath = file.getAbsolutePath(); 10412 resolvedFile = file; 10413 } else { 10414 resolvedPath = null; 10415 resolvedFile = null; 10416 } 10417 } 10418 } 10419 10420 class MoveInfo { 10421 final int moveId; 10422 final String fromUuid; 10423 final String toUuid; 10424 final String packageName; 10425 final String dataAppName; 10426 final int appId; 10427 final String seinfo; 10428 10429 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10430 String dataAppName, int appId, String seinfo) { 10431 this.moveId = moveId; 10432 this.fromUuid = fromUuid; 10433 this.toUuid = toUuid; 10434 this.packageName = packageName; 10435 this.dataAppName = dataAppName; 10436 this.appId = appId; 10437 this.seinfo = seinfo; 10438 } 10439 } 10440 10441 class InstallParams extends HandlerParams { 10442 final OriginInfo origin; 10443 final MoveInfo move; 10444 final IPackageInstallObserver2 observer; 10445 int installFlags; 10446 final String installerPackageName; 10447 final String volumeUuid; 10448 final VerificationParams verificationParams; 10449 private InstallArgs mArgs; 10450 private int mRet; 10451 final String packageAbiOverride; 10452 final String[] grantedRuntimePermissions; 10453 10454 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10455 int installFlags, String installerPackageName, String volumeUuid, 10456 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10457 String[] grantedPermissions) { 10458 super(user); 10459 this.origin = origin; 10460 this.move = move; 10461 this.observer = observer; 10462 this.installFlags = installFlags; 10463 this.installerPackageName = installerPackageName; 10464 this.volumeUuid = volumeUuid; 10465 this.verificationParams = verificationParams; 10466 this.packageAbiOverride = packageAbiOverride; 10467 this.grantedRuntimePermissions = grantedPermissions; 10468 } 10469 10470 @Override 10471 public String toString() { 10472 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10473 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10474 } 10475 10476 public ManifestDigest getManifestDigest() { 10477 if (verificationParams == null) { 10478 return null; 10479 } 10480 return verificationParams.getManifestDigest(); 10481 } 10482 10483 private int installLocationPolicy(PackageInfoLite pkgLite) { 10484 String packageName = pkgLite.packageName; 10485 int installLocation = pkgLite.installLocation; 10486 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10487 // reader 10488 synchronized (mPackages) { 10489 PackageParser.Package pkg = mPackages.get(packageName); 10490 if (pkg != null) { 10491 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10492 // Check for downgrading. 10493 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10494 try { 10495 checkDowngrade(pkg, pkgLite); 10496 } catch (PackageManagerException e) { 10497 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10498 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10499 } 10500 } 10501 // Check for updated system application. 10502 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10503 if (onSd) { 10504 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10505 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10506 } 10507 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10508 } else { 10509 if (onSd) { 10510 // Install flag overrides everything. 10511 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10512 } 10513 // If current upgrade specifies particular preference 10514 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10515 // Application explicitly specified internal. 10516 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10517 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10518 // App explictly prefers external. Let policy decide 10519 } else { 10520 // Prefer previous location 10521 if (isExternal(pkg)) { 10522 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10523 } 10524 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10525 } 10526 } 10527 } else { 10528 // Invalid install. Return error code 10529 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10530 } 10531 } 10532 } 10533 // All the special cases have been taken care of. 10534 // Return result based on recommended install location. 10535 if (onSd) { 10536 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10537 } 10538 return pkgLite.recommendedInstallLocation; 10539 } 10540 10541 /* 10542 * Invoke remote method to get package information and install 10543 * location values. Override install location based on default 10544 * policy if needed and then create install arguments based 10545 * on the install location. 10546 */ 10547 public void handleStartCopy() throws RemoteException { 10548 int ret = PackageManager.INSTALL_SUCCEEDED; 10549 10550 // If we're already staged, we've firmly committed to an install location 10551 if (origin.staged) { 10552 if (origin.file != null) { 10553 installFlags |= PackageManager.INSTALL_INTERNAL; 10554 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10555 } else if (origin.cid != null) { 10556 installFlags |= PackageManager.INSTALL_EXTERNAL; 10557 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10558 } else { 10559 throw new IllegalStateException("Invalid stage location"); 10560 } 10561 } 10562 10563 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10564 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10565 PackageInfoLite pkgLite = null; 10566 10567 if (onInt && onSd) { 10568 // Check if both bits are set. 10569 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10570 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10571 } else { 10572 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10573 packageAbiOverride); 10574 10575 /* 10576 * If we have too little free space, try to free cache 10577 * before giving up. 10578 */ 10579 if (!origin.staged && pkgLite.recommendedInstallLocation 10580 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10581 // TODO: focus freeing disk space on the target device 10582 final StorageManager storage = StorageManager.from(mContext); 10583 final long lowThreshold = storage.getStorageLowBytes( 10584 Environment.getDataDirectory()); 10585 10586 final long sizeBytes = mContainerService.calculateInstalledSize( 10587 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10588 10589 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10590 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10591 installFlags, packageAbiOverride); 10592 } 10593 10594 /* 10595 * The cache free must have deleted the file we 10596 * downloaded to install. 10597 * 10598 * TODO: fix the "freeCache" call to not delete 10599 * the file we care about. 10600 */ 10601 if (pkgLite.recommendedInstallLocation 10602 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10603 pkgLite.recommendedInstallLocation 10604 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10605 } 10606 } 10607 } 10608 10609 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10610 int loc = pkgLite.recommendedInstallLocation; 10611 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10612 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10613 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10614 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10615 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10616 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10617 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10618 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10619 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10620 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10621 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10622 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10623 } else { 10624 // Override with defaults if needed. 10625 loc = installLocationPolicy(pkgLite); 10626 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10627 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10628 } else if (!onSd && !onInt) { 10629 // Override install location with flags 10630 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10631 // Set the flag to install on external media. 10632 installFlags |= PackageManager.INSTALL_EXTERNAL; 10633 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10634 } else { 10635 // Make sure the flag for installing on external 10636 // media is unset 10637 installFlags |= PackageManager.INSTALL_INTERNAL; 10638 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10639 } 10640 } 10641 } 10642 } 10643 10644 final InstallArgs args = createInstallArgs(this); 10645 mArgs = args; 10646 10647 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10648 // TODO: http://b/22976637 10649 // Apps installed for "all" users use the device owner to verify the app 10650 UserHandle verifierUser = getUser(); 10651 if (verifierUser == UserHandle.ALL) { 10652 verifierUser = UserHandle.SYSTEM; 10653 } 10654 10655 /* 10656 * Determine if we have any installed package verifiers. If we 10657 * do, then we'll defer to them to verify the packages. 10658 */ 10659 final int requiredUid = mRequiredVerifierPackage == null ? -1 10660 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 10661 if (!origin.existing && requiredUid != -1 10662 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 10663 final Intent verification = new Intent( 10664 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10665 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10666 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10667 PACKAGE_MIME_TYPE); 10668 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10669 10670 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10671 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10672 verifierUser.getIdentifier()); 10673 10674 if (DEBUG_VERIFY) { 10675 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10676 + verification.toString() + " with " + pkgLite.verifiers.length 10677 + " optional verifiers"); 10678 } 10679 10680 final int verificationId = mPendingVerificationToken++; 10681 10682 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10683 10684 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10685 installerPackageName); 10686 10687 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10688 installFlags); 10689 10690 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10691 pkgLite.packageName); 10692 10693 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10694 pkgLite.versionCode); 10695 10696 if (verificationParams != null) { 10697 if (verificationParams.getVerificationURI() != null) { 10698 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10699 verificationParams.getVerificationURI()); 10700 } 10701 if (verificationParams.getOriginatingURI() != null) { 10702 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10703 verificationParams.getOriginatingURI()); 10704 } 10705 if (verificationParams.getReferrer() != null) { 10706 verification.putExtra(Intent.EXTRA_REFERRER, 10707 verificationParams.getReferrer()); 10708 } 10709 if (verificationParams.getOriginatingUid() >= 0) { 10710 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10711 verificationParams.getOriginatingUid()); 10712 } 10713 if (verificationParams.getInstallerUid() >= 0) { 10714 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10715 verificationParams.getInstallerUid()); 10716 } 10717 } 10718 10719 final PackageVerificationState verificationState = new PackageVerificationState( 10720 requiredUid, args); 10721 10722 mPendingVerification.append(verificationId, verificationState); 10723 10724 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10725 receivers, verificationState); 10726 10727 /* 10728 * If any sufficient verifiers were listed in the package 10729 * manifest, attempt to ask them. 10730 */ 10731 if (sufficientVerifiers != null) { 10732 final int N = sufficientVerifiers.size(); 10733 if (N == 0) { 10734 Slog.i(TAG, "Additional verifiers required, but none installed."); 10735 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10736 } else { 10737 for (int i = 0; i < N; i++) { 10738 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10739 10740 final Intent sufficientIntent = new Intent(verification); 10741 sufficientIntent.setComponent(verifierComponent); 10742 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10743 } 10744 } 10745 } 10746 10747 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10748 mRequiredVerifierPackage, receivers); 10749 if (ret == PackageManager.INSTALL_SUCCEEDED 10750 && mRequiredVerifierPackage != null) { 10751 Trace.asyncTraceBegin( 10752 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 10753 /* 10754 * Send the intent to the required verification agent, 10755 * but only start the verification timeout after the 10756 * target BroadcastReceivers have run. 10757 */ 10758 verification.setComponent(requiredVerifierComponent); 10759 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10760 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10761 new BroadcastReceiver() { 10762 @Override 10763 public void onReceive(Context context, Intent intent) { 10764 final Message msg = mHandler 10765 .obtainMessage(CHECK_PENDING_VERIFICATION); 10766 msg.arg1 = verificationId; 10767 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10768 } 10769 }, null, 0, null, null); 10770 10771 /* 10772 * We don't want the copy to proceed until verification 10773 * succeeds, so null out this field. 10774 */ 10775 mArgs = null; 10776 } 10777 } else { 10778 /* 10779 * No package verification is enabled, so immediately start 10780 * the remote call to initiate copy using temporary file. 10781 */ 10782 ret = args.copyApk(mContainerService, true); 10783 } 10784 } 10785 10786 mRet = ret; 10787 } 10788 10789 @Override 10790 void handleReturnCode() { 10791 // If mArgs is null, then MCS couldn't be reached. When it 10792 // reconnects, it will try again to install. At that point, this 10793 // will succeed. 10794 if (mArgs != null) { 10795 processPendingInstall(mArgs, mRet); 10796 } 10797 } 10798 10799 @Override 10800 void handleServiceError() { 10801 mArgs = createInstallArgs(this); 10802 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10803 } 10804 10805 public boolean isForwardLocked() { 10806 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10807 } 10808 } 10809 10810 /** 10811 * Used during creation of InstallArgs 10812 * 10813 * @param installFlags package installation flags 10814 * @return true if should be installed on external storage 10815 */ 10816 private static boolean installOnExternalAsec(int installFlags) { 10817 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10818 return false; 10819 } 10820 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10821 return true; 10822 } 10823 return false; 10824 } 10825 10826 /** 10827 * Used during creation of InstallArgs 10828 * 10829 * @param installFlags package installation flags 10830 * @return true if should be installed as forward locked 10831 */ 10832 private static boolean installForwardLocked(int installFlags) { 10833 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10834 } 10835 10836 private InstallArgs createInstallArgs(InstallParams params) { 10837 if (params.move != null) { 10838 return new MoveInstallArgs(params); 10839 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10840 return new AsecInstallArgs(params); 10841 } else { 10842 return new FileInstallArgs(params); 10843 } 10844 } 10845 10846 /** 10847 * Create args that describe an existing installed package. Typically used 10848 * when cleaning up old installs, or used as a move source. 10849 */ 10850 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10851 String resourcePath, String[] instructionSets) { 10852 final boolean isInAsec; 10853 if (installOnExternalAsec(installFlags)) { 10854 /* Apps on SD card are always in ASEC containers. */ 10855 isInAsec = true; 10856 } else if (installForwardLocked(installFlags) 10857 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10858 /* 10859 * Forward-locked apps are only in ASEC containers if they're the 10860 * new style 10861 */ 10862 isInAsec = true; 10863 } else { 10864 isInAsec = false; 10865 } 10866 10867 if (isInAsec) { 10868 return new AsecInstallArgs(codePath, instructionSets, 10869 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10870 } else { 10871 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10872 } 10873 } 10874 10875 static abstract class InstallArgs { 10876 /** @see InstallParams#origin */ 10877 final OriginInfo origin; 10878 /** @see InstallParams#move */ 10879 final MoveInfo move; 10880 10881 final IPackageInstallObserver2 observer; 10882 // Always refers to PackageManager flags only 10883 final int installFlags; 10884 final String installerPackageName; 10885 final String volumeUuid; 10886 final ManifestDigest manifestDigest; 10887 final UserHandle user; 10888 final String abiOverride; 10889 final String[] installGrantPermissions; 10890 /** If non-null, drop an async trace when the install completes */ 10891 final String traceMethod; 10892 final int traceCookie; 10893 10894 // The list of instruction sets supported by this app. This is currently 10895 // only used during the rmdex() phase to clean up resources. We can get rid of this 10896 // if we move dex files under the common app path. 10897 /* nullable */ String[] instructionSets; 10898 10899 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10900 int installFlags, String installerPackageName, String volumeUuid, 10901 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10902 String abiOverride, String[] installGrantPermissions, 10903 String traceMethod, int traceCookie) { 10904 this.origin = origin; 10905 this.move = move; 10906 this.installFlags = installFlags; 10907 this.observer = observer; 10908 this.installerPackageName = installerPackageName; 10909 this.volumeUuid = volumeUuid; 10910 this.manifestDigest = manifestDigest; 10911 this.user = user; 10912 this.instructionSets = instructionSets; 10913 this.abiOverride = abiOverride; 10914 this.installGrantPermissions = installGrantPermissions; 10915 this.traceMethod = traceMethod; 10916 this.traceCookie = traceCookie; 10917 } 10918 10919 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10920 abstract int doPreInstall(int status); 10921 10922 /** 10923 * Rename package into final resting place. All paths on the given 10924 * scanned package should be updated to reflect the rename. 10925 */ 10926 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10927 abstract int doPostInstall(int status, int uid); 10928 10929 /** @see PackageSettingBase#codePathString */ 10930 abstract String getCodePath(); 10931 /** @see PackageSettingBase#resourcePathString */ 10932 abstract String getResourcePath(); 10933 10934 // Need installer lock especially for dex file removal. 10935 abstract void cleanUpResourcesLI(); 10936 abstract boolean doPostDeleteLI(boolean delete); 10937 10938 /** 10939 * Called before the source arguments are copied. This is used mostly 10940 * for MoveParams when it needs to read the source file to put it in the 10941 * destination. 10942 */ 10943 int doPreCopy() { 10944 return PackageManager.INSTALL_SUCCEEDED; 10945 } 10946 10947 /** 10948 * Called after the source arguments are copied. This is used mostly for 10949 * MoveParams when it needs to read the source file to put it in the 10950 * destination. 10951 * 10952 * @return 10953 */ 10954 int doPostCopy(int uid) { 10955 return PackageManager.INSTALL_SUCCEEDED; 10956 } 10957 10958 protected boolean isFwdLocked() { 10959 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10960 } 10961 10962 protected boolean isExternalAsec() { 10963 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10964 } 10965 10966 UserHandle getUser() { 10967 return user; 10968 } 10969 } 10970 10971 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10972 if (!allCodePaths.isEmpty()) { 10973 if (instructionSets == null) { 10974 throw new IllegalStateException("instructionSet == null"); 10975 } 10976 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10977 for (String codePath : allCodePaths) { 10978 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10979 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10980 if (retCode < 0) { 10981 Slog.w(TAG, "Couldn't remove dex file for package: " 10982 + " at location " + codePath + ", retcode=" + retCode); 10983 // we don't consider this to be a failure of the core package deletion 10984 } 10985 } 10986 } 10987 } 10988 } 10989 10990 /** 10991 * Logic to handle installation of non-ASEC applications, including copying 10992 * and renaming logic. 10993 */ 10994 class FileInstallArgs extends InstallArgs { 10995 private File codeFile; 10996 private File resourceFile; 10997 10998 // Example topology: 10999 // /data/app/com.example/base.apk 11000 // /data/app/com.example/split_foo.apk 11001 // /data/app/com.example/lib/arm/libfoo.so 11002 // /data/app/com.example/lib/arm64/libfoo.so 11003 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11004 11005 /** New install */ 11006 FileInstallArgs(InstallParams params) { 11007 super(params.origin, params.move, params.observer, params.installFlags, 11008 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11009 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11010 params.grantedRuntimePermissions, 11011 params.traceMethod, params.traceCookie); 11012 if (isFwdLocked()) { 11013 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11014 } 11015 } 11016 11017 /** Existing install */ 11018 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11019 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11020 null, null, null, 0); 11021 this.codeFile = (codePath != null) ? new File(codePath) : null; 11022 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11023 } 11024 11025 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11026 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11027 try { 11028 return doCopyApk(imcs, temp); 11029 } finally { 11030 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11031 } 11032 } 11033 11034 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11035 if (origin.staged) { 11036 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11037 codeFile = origin.file; 11038 resourceFile = origin.file; 11039 return PackageManager.INSTALL_SUCCEEDED; 11040 } 11041 11042 try { 11043 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11044 codeFile = tempDir; 11045 resourceFile = tempDir; 11046 } catch (IOException e) { 11047 Slog.w(TAG, "Failed to create copy file: " + e); 11048 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11049 } 11050 11051 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11052 @Override 11053 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11054 if (!FileUtils.isValidExtFilename(name)) { 11055 throw new IllegalArgumentException("Invalid filename: " + name); 11056 } 11057 try { 11058 final File file = new File(codeFile, name); 11059 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11060 O_RDWR | O_CREAT, 0644); 11061 Os.chmod(file.getAbsolutePath(), 0644); 11062 return new ParcelFileDescriptor(fd); 11063 } catch (ErrnoException e) { 11064 throw new RemoteException("Failed to open: " + e.getMessage()); 11065 } 11066 } 11067 }; 11068 11069 int ret = PackageManager.INSTALL_SUCCEEDED; 11070 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11071 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11072 Slog.e(TAG, "Failed to copy package"); 11073 return ret; 11074 } 11075 11076 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11077 NativeLibraryHelper.Handle handle = null; 11078 try { 11079 handle = NativeLibraryHelper.Handle.create(codeFile); 11080 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11081 abiOverride); 11082 } catch (IOException e) { 11083 Slog.e(TAG, "Copying native libraries failed", e); 11084 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11085 } finally { 11086 IoUtils.closeQuietly(handle); 11087 } 11088 11089 return ret; 11090 } 11091 11092 int doPreInstall(int status) { 11093 if (status != PackageManager.INSTALL_SUCCEEDED) { 11094 cleanUp(); 11095 } 11096 return status; 11097 } 11098 11099 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11100 if (status != PackageManager.INSTALL_SUCCEEDED) { 11101 cleanUp(); 11102 return false; 11103 } 11104 11105 final File targetDir = codeFile.getParentFile(); 11106 final File beforeCodeFile = codeFile; 11107 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11108 11109 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11110 try { 11111 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11112 } catch (ErrnoException e) { 11113 Slog.w(TAG, "Failed to rename", e); 11114 return false; 11115 } 11116 11117 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11118 Slog.w(TAG, "Failed to restorecon"); 11119 return false; 11120 } 11121 11122 // Reflect the rename internally 11123 codeFile = afterCodeFile; 11124 resourceFile = afterCodeFile; 11125 11126 // Reflect the rename in scanned details 11127 pkg.codePath = afterCodeFile.getAbsolutePath(); 11128 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11129 pkg.baseCodePath); 11130 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11131 pkg.splitCodePaths); 11132 11133 // Reflect the rename in app info 11134 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11135 pkg.applicationInfo.setCodePath(pkg.codePath); 11136 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11137 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11138 pkg.applicationInfo.setResourcePath(pkg.codePath); 11139 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11140 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11141 11142 return true; 11143 } 11144 11145 int doPostInstall(int status, int uid) { 11146 if (status != PackageManager.INSTALL_SUCCEEDED) { 11147 cleanUp(); 11148 } 11149 return status; 11150 } 11151 11152 @Override 11153 String getCodePath() { 11154 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11155 } 11156 11157 @Override 11158 String getResourcePath() { 11159 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11160 } 11161 11162 private boolean cleanUp() { 11163 if (codeFile == null || !codeFile.exists()) { 11164 return false; 11165 } 11166 11167 if (codeFile.isDirectory()) { 11168 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11169 } else { 11170 codeFile.delete(); 11171 } 11172 11173 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11174 resourceFile.delete(); 11175 } 11176 11177 return true; 11178 } 11179 11180 void cleanUpResourcesLI() { 11181 // Try enumerating all code paths before deleting 11182 List<String> allCodePaths = Collections.EMPTY_LIST; 11183 if (codeFile != null && codeFile.exists()) { 11184 try { 11185 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11186 allCodePaths = pkg.getAllCodePaths(); 11187 } catch (PackageParserException e) { 11188 // Ignored; we tried our best 11189 } 11190 } 11191 11192 cleanUp(); 11193 removeDexFiles(allCodePaths, instructionSets); 11194 } 11195 11196 boolean doPostDeleteLI(boolean delete) { 11197 // XXX err, shouldn't we respect the delete flag? 11198 cleanUpResourcesLI(); 11199 return true; 11200 } 11201 } 11202 11203 private boolean isAsecExternal(String cid) { 11204 final String asecPath = PackageHelper.getSdFilesystem(cid); 11205 return !asecPath.startsWith(mAsecInternalPath); 11206 } 11207 11208 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11209 PackageManagerException { 11210 if (copyRet < 0) { 11211 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11212 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11213 throw new PackageManagerException(copyRet, message); 11214 } 11215 } 11216 } 11217 11218 /** 11219 * Extract the MountService "container ID" from the full code path of an 11220 * .apk. 11221 */ 11222 static String cidFromCodePath(String fullCodePath) { 11223 int eidx = fullCodePath.lastIndexOf("/"); 11224 String subStr1 = fullCodePath.substring(0, eidx); 11225 int sidx = subStr1.lastIndexOf("/"); 11226 return subStr1.substring(sidx+1, eidx); 11227 } 11228 11229 /** 11230 * Logic to handle installation of ASEC applications, including copying and 11231 * renaming logic. 11232 */ 11233 class AsecInstallArgs extends InstallArgs { 11234 static final String RES_FILE_NAME = "pkg.apk"; 11235 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11236 11237 String cid; 11238 String packagePath; 11239 String resourcePath; 11240 11241 /** New install */ 11242 AsecInstallArgs(InstallParams params) { 11243 super(params.origin, params.move, params.observer, params.installFlags, 11244 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11245 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11246 params.grantedRuntimePermissions, 11247 params.traceMethod, params.traceCookie); 11248 } 11249 11250 /** Existing install */ 11251 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11252 boolean isExternal, boolean isForwardLocked) { 11253 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11254 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11255 instructionSets, null, null, null, 0); 11256 // Hackily pretend we're still looking at a full code path 11257 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11258 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11259 } 11260 11261 // Extract cid from fullCodePath 11262 int eidx = fullCodePath.lastIndexOf("/"); 11263 String subStr1 = fullCodePath.substring(0, eidx); 11264 int sidx = subStr1.lastIndexOf("/"); 11265 cid = subStr1.substring(sidx+1, eidx); 11266 setMountPath(subStr1); 11267 } 11268 11269 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11270 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11271 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11272 instructionSets, null, null, null, 0); 11273 this.cid = cid; 11274 setMountPath(PackageHelper.getSdDir(cid)); 11275 } 11276 11277 void createCopyFile() { 11278 cid = mInstallerService.allocateExternalStageCidLegacy(); 11279 } 11280 11281 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11282 if (origin.staged) { 11283 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11284 cid = origin.cid; 11285 setMountPath(PackageHelper.getSdDir(cid)); 11286 return PackageManager.INSTALL_SUCCEEDED; 11287 } 11288 11289 if (temp) { 11290 createCopyFile(); 11291 } else { 11292 /* 11293 * Pre-emptively destroy the container since it's destroyed if 11294 * copying fails due to it existing anyway. 11295 */ 11296 PackageHelper.destroySdDir(cid); 11297 } 11298 11299 final String newMountPath = imcs.copyPackageToContainer( 11300 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11301 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11302 11303 if (newMountPath != null) { 11304 setMountPath(newMountPath); 11305 return PackageManager.INSTALL_SUCCEEDED; 11306 } else { 11307 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11308 } 11309 } 11310 11311 @Override 11312 String getCodePath() { 11313 return packagePath; 11314 } 11315 11316 @Override 11317 String getResourcePath() { 11318 return resourcePath; 11319 } 11320 11321 int doPreInstall(int status) { 11322 if (status != PackageManager.INSTALL_SUCCEEDED) { 11323 // Destroy container 11324 PackageHelper.destroySdDir(cid); 11325 } else { 11326 boolean mounted = PackageHelper.isContainerMounted(cid); 11327 if (!mounted) { 11328 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11329 Process.SYSTEM_UID); 11330 if (newMountPath != null) { 11331 setMountPath(newMountPath); 11332 } else { 11333 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11334 } 11335 } 11336 } 11337 return status; 11338 } 11339 11340 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11341 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11342 String newMountPath = null; 11343 if (PackageHelper.isContainerMounted(cid)) { 11344 // Unmount the container 11345 if (!PackageHelper.unMountSdDir(cid)) { 11346 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11347 return false; 11348 } 11349 } 11350 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11351 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11352 " which might be stale. Will try to clean up."); 11353 // Clean up the stale container and proceed to recreate. 11354 if (!PackageHelper.destroySdDir(newCacheId)) { 11355 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11356 return false; 11357 } 11358 // Successfully cleaned up stale container. Try to rename again. 11359 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11360 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11361 + " inspite of cleaning it up."); 11362 return false; 11363 } 11364 } 11365 if (!PackageHelper.isContainerMounted(newCacheId)) { 11366 Slog.w(TAG, "Mounting container " + newCacheId); 11367 newMountPath = PackageHelper.mountSdDir(newCacheId, 11368 getEncryptKey(), Process.SYSTEM_UID); 11369 } else { 11370 newMountPath = PackageHelper.getSdDir(newCacheId); 11371 } 11372 if (newMountPath == null) { 11373 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11374 return false; 11375 } 11376 Log.i(TAG, "Succesfully renamed " + cid + 11377 " to " + newCacheId + 11378 " at new path: " + newMountPath); 11379 cid = newCacheId; 11380 11381 final File beforeCodeFile = new File(packagePath); 11382 setMountPath(newMountPath); 11383 final File afterCodeFile = new File(packagePath); 11384 11385 // Reflect the rename in scanned details 11386 pkg.codePath = afterCodeFile.getAbsolutePath(); 11387 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11388 pkg.baseCodePath); 11389 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11390 pkg.splitCodePaths); 11391 11392 // Reflect the rename in app info 11393 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11394 pkg.applicationInfo.setCodePath(pkg.codePath); 11395 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11396 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11397 pkg.applicationInfo.setResourcePath(pkg.codePath); 11398 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11399 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11400 11401 return true; 11402 } 11403 11404 private void setMountPath(String mountPath) { 11405 final File mountFile = new File(mountPath); 11406 11407 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11408 if (monolithicFile.exists()) { 11409 packagePath = monolithicFile.getAbsolutePath(); 11410 if (isFwdLocked()) { 11411 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11412 } else { 11413 resourcePath = packagePath; 11414 } 11415 } else { 11416 packagePath = mountFile.getAbsolutePath(); 11417 resourcePath = packagePath; 11418 } 11419 } 11420 11421 int doPostInstall(int status, int uid) { 11422 if (status != PackageManager.INSTALL_SUCCEEDED) { 11423 cleanUp(); 11424 } else { 11425 final int groupOwner; 11426 final String protectedFile; 11427 if (isFwdLocked()) { 11428 groupOwner = UserHandle.getSharedAppGid(uid); 11429 protectedFile = RES_FILE_NAME; 11430 } else { 11431 groupOwner = -1; 11432 protectedFile = null; 11433 } 11434 11435 if (uid < Process.FIRST_APPLICATION_UID 11436 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11437 Slog.e(TAG, "Failed to finalize " + cid); 11438 PackageHelper.destroySdDir(cid); 11439 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11440 } 11441 11442 boolean mounted = PackageHelper.isContainerMounted(cid); 11443 if (!mounted) { 11444 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11445 } 11446 } 11447 return status; 11448 } 11449 11450 private void cleanUp() { 11451 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11452 11453 // Destroy secure container 11454 PackageHelper.destroySdDir(cid); 11455 } 11456 11457 private List<String> getAllCodePaths() { 11458 final File codeFile = new File(getCodePath()); 11459 if (codeFile != null && codeFile.exists()) { 11460 try { 11461 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11462 return pkg.getAllCodePaths(); 11463 } catch (PackageParserException e) { 11464 // Ignored; we tried our best 11465 } 11466 } 11467 return Collections.EMPTY_LIST; 11468 } 11469 11470 void cleanUpResourcesLI() { 11471 // Enumerate all code paths before deleting 11472 cleanUpResourcesLI(getAllCodePaths()); 11473 } 11474 11475 private void cleanUpResourcesLI(List<String> allCodePaths) { 11476 cleanUp(); 11477 removeDexFiles(allCodePaths, instructionSets); 11478 } 11479 11480 String getPackageName() { 11481 return getAsecPackageName(cid); 11482 } 11483 11484 boolean doPostDeleteLI(boolean delete) { 11485 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11486 final List<String> allCodePaths = getAllCodePaths(); 11487 boolean mounted = PackageHelper.isContainerMounted(cid); 11488 if (mounted) { 11489 // Unmount first 11490 if (PackageHelper.unMountSdDir(cid)) { 11491 mounted = false; 11492 } 11493 } 11494 if (!mounted && delete) { 11495 cleanUpResourcesLI(allCodePaths); 11496 } 11497 return !mounted; 11498 } 11499 11500 @Override 11501 int doPreCopy() { 11502 if (isFwdLocked()) { 11503 if (!PackageHelper.fixSdPermissions(cid, 11504 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11505 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11506 } 11507 } 11508 11509 return PackageManager.INSTALL_SUCCEEDED; 11510 } 11511 11512 @Override 11513 int doPostCopy(int uid) { 11514 if (isFwdLocked()) { 11515 if (uid < Process.FIRST_APPLICATION_UID 11516 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11517 RES_FILE_NAME)) { 11518 Slog.e(TAG, "Failed to finalize " + cid); 11519 PackageHelper.destroySdDir(cid); 11520 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11521 } 11522 } 11523 11524 return PackageManager.INSTALL_SUCCEEDED; 11525 } 11526 } 11527 11528 /** 11529 * Logic to handle movement of existing installed applications. 11530 */ 11531 class MoveInstallArgs extends InstallArgs { 11532 private File codeFile; 11533 private File resourceFile; 11534 11535 /** New install */ 11536 MoveInstallArgs(InstallParams params) { 11537 super(params.origin, params.move, params.observer, params.installFlags, 11538 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11539 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11540 params.grantedRuntimePermissions, 11541 params.traceMethod, params.traceCookie); 11542 } 11543 11544 int copyApk(IMediaContainerService imcs, boolean temp) { 11545 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11546 + move.fromUuid + " to " + move.toUuid); 11547 synchronized (mInstaller) { 11548 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11549 move.dataAppName, move.appId, move.seinfo) != 0) { 11550 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11551 } 11552 } 11553 11554 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11555 resourceFile = codeFile; 11556 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11557 11558 return PackageManager.INSTALL_SUCCEEDED; 11559 } 11560 11561 int doPreInstall(int status) { 11562 if (status != PackageManager.INSTALL_SUCCEEDED) { 11563 cleanUp(move.toUuid); 11564 } 11565 return status; 11566 } 11567 11568 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11569 if (status != PackageManager.INSTALL_SUCCEEDED) { 11570 cleanUp(move.toUuid); 11571 return false; 11572 } 11573 11574 // Reflect the move in app info 11575 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11576 pkg.applicationInfo.setCodePath(pkg.codePath); 11577 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11578 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11579 pkg.applicationInfo.setResourcePath(pkg.codePath); 11580 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11581 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11582 11583 return true; 11584 } 11585 11586 int doPostInstall(int status, int uid) { 11587 if (status == PackageManager.INSTALL_SUCCEEDED) { 11588 cleanUp(move.fromUuid); 11589 } else { 11590 cleanUp(move.toUuid); 11591 } 11592 return status; 11593 } 11594 11595 @Override 11596 String getCodePath() { 11597 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11598 } 11599 11600 @Override 11601 String getResourcePath() { 11602 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11603 } 11604 11605 private boolean cleanUp(String volumeUuid) { 11606 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11607 move.dataAppName); 11608 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11609 synchronized (mInstallLock) { 11610 // Clean up both app data and code 11611 removeDataDirsLI(volumeUuid, move.packageName); 11612 if (codeFile.isDirectory()) { 11613 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11614 } else { 11615 codeFile.delete(); 11616 } 11617 } 11618 return true; 11619 } 11620 11621 void cleanUpResourcesLI() { 11622 throw new UnsupportedOperationException(); 11623 } 11624 11625 boolean doPostDeleteLI(boolean delete) { 11626 throw new UnsupportedOperationException(); 11627 } 11628 } 11629 11630 static String getAsecPackageName(String packageCid) { 11631 int idx = packageCid.lastIndexOf("-"); 11632 if (idx == -1) { 11633 return packageCid; 11634 } 11635 return packageCid.substring(0, idx); 11636 } 11637 11638 // Utility method used to create code paths based on package name and available index. 11639 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11640 String idxStr = ""; 11641 int idx = 1; 11642 // Fall back to default value of idx=1 if prefix is not 11643 // part of oldCodePath 11644 if (oldCodePath != null) { 11645 String subStr = oldCodePath; 11646 // Drop the suffix right away 11647 if (suffix != null && subStr.endsWith(suffix)) { 11648 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11649 } 11650 // If oldCodePath already contains prefix find out the 11651 // ending index to either increment or decrement. 11652 int sidx = subStr.lastIndexOf(prefix); 11653 if (sidx != -1) { 11654 subStr = subStr.substring(sidx + prefix.length()); 11655 if (subStr != null) { 11656 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11657 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11658 } 11659 try { 11660 idx = Integer.parseInt(subStr); 11661 if (idx <= 1) { 11662 idx++; 11663 } else { 11664 idx--; 11665 } 11666 } catch(NumberFormatException e) { 11667 } 11668 } 11669 } 11670 } 11671 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11672 return prefix + idxStr; 11673 } 11674 11675 private File getNextCodePath(File targetDir, String packageName) { 11676 int suffix = 1; 11677 File result; 11678 do { 11679 result = new File(targetDir, packageName + "-" + suffix); 11680 suffix++; 11681 } while (result.exists()); 11682 return result; 11683 } 11684 11685 // Utility method that returns the relative package path with respect 11686 // to the installation directory. Like say for /data/data/com.test-1.apk 11687 // string com.test-1 is returned. 11688 static String deriveCodePathName(String codePath) { 11689 if (codePath == null) { 11690 return null; 11691 } 11692 final File codeFile = new File(codePath); 11693 final String name = codeFile.getName(); 11694 if (codeFile.isDirectory()) { 11695 return name; 11696 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11697 final int lastDot = name.lastIndexOf('.'); 11698 return name.substring(0, lastDot); 11699 } else { 11700 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11701 return null; 11702 } 11703 } 11704 11705 class PackageInstalledInfo { 11706 String name; 11707 int uid; 11708 // The set of users that originally had this package installed. 11709 int[] origUsers; 11710 // The set of users that now have this package installed. 11711 int[] newUsers; 11712 PackageParser.Package pkg; 11713 int returnCode; 11714 String returnMsg; 11715 PackageRemovedInfo removedInfo; 11716 11717 public void setError(int code, String msg) { 11718 returnCode = code; 11719 returnMsg = msg; 11720 Slog.w(TAG, msg); 11721 } 11722 11723 public void setError(String msg, PackageParserException e) { 11724 returnCode = e.error; 11725 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11726 Slog.w(TAG, msg, e); 11727 } 11728 11729 public void setError(String msg, PackageManagerException e) { 11730 returnCode = e.error; 11731 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11732 Slog.w(TAG, msg, e); 11733 } 11734 11735 // In some error cases we want to convey more info back to the observer 11736 String origPackage; 11737 String origPermission; 11738 } 11739 11740 /* 11741 * Install a non-existing package. 11742 */ 11743 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11744 UserHandle user, String installerPackageName, String volumeUuid, 11745 PackageInstalledInfo res) { 11746 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 11747 11748 // Remember this for later, in case we need to rollback this install 11749 String pkgName = pkg.packageName; 11750 11751 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11752 // TODO: b/23350563 11753 final boolean dataDirExists = Environment 11754 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 11755 11756 synchronized(mPackages) { 11757 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11758 // A package with the same name is already installed, though 11759 // it has been renamed to an older name. The package we 11760 // are trying to install should be installed as an update to 11761 // the existing one, but that has not been requested, so bail. 11762 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11763 + " without first uninstalling package running as " 11764 + mSettings.mRenamedPackages.get(pkgName)); 11765 return; 11766 } 11767 if (mPackages.containsKey(pkgName)) { 11768 // Don't allow installation over an existing package with the same name. 11769 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11770 + " without first uninstalling."); 11771 return; 11772 } 11773 } 11774 11775 try { 11776 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 11777 System.currentTimeMillis(), user); 11778 11779 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11780 // delete the partially installed application. the data directory will have to be 11781 // restored if it was already existing 11782 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11783 // remove package from internal structures. Note that we want deletePackageX to 11784 // delete the package data and cache directories that it created in 11785 // scanPackageLocked, unless those directories existed before we even tried to 11786 // install. 11787 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11788 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11789 res.removedInfo, true); 11790 } 11791 11792 } catch (PackageManagerException e) { 11793 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11794 } 11795 11796 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11797 } 11798 11799 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11800 // Can't rotate keys during boot or if sharedUser. 11801 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11802 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11803 return false; 11804 } 11805 // app is using upgradeKeySets; make sure all are valid 11806 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11807 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11808 for (int i = 0; i < upgradeKeySets.length; i++) { 11809 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11810 Slog.wtf(TAG, "Package " 11811 + (oldPs.name != null ? oldPs.name : "<null>") 11812 + " contains upgrade-key-set reference to unknown key-set: " 11813 + upgradeKeySets[i] 11814 + " reverting to signatures check."); 11815 return false; 11816 } 11817 } 11818 return true; 11819 } 11820 11821 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11822 // Upgrade keysets are being used. Determine if new package has a superset of the 11823 // required keys. 11824 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11825 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11826 for (int i = 0; i < upgradeKeySets.length; i++) { 11827 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11828 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11829 return true; 11830 } 11831 } 11832 return false; 11833 } 11834 11835 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11836 UserHandle user, String installerPackageName, String volumeUuid, 11837 PackageInstalledInfo res) { 11838 final PackageParser.Package oldPackage; 11839 final String pkgName = pkg.packageName; 11840 final int[] allUsers; 11841 final boolean[] perUserInstalled; 11842 11843 // First find the old package info and check signatures 11844 synchronized(mPackages) { 11845 oldPackage = mPackages.get(pkgName); 11846 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11847 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11848 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11849 if(!checkUpgradeKeySetLP(ps, pkg)) { 11850 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11851 "New package not signed by keys specified by upgrade-keysets: " 11852 + pkgName); 11853 return; 11854 } 11855 } else { 11856 // default to original signature matching 11857 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11858 != PackageManager.SIGNATURE_MATCH) { 11859 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11860 "New package has a different signature: " + pkgName); 11861 return; 11862 } 11863 } 11864 11865 // In case of rollback, remember per-user/profile install state 11866 allUsers = sUserManager.getUserIds(); 11867 perUserInstalled = new boolean[allUsers.length]; 11868 for (int i = 0; i < allUsers.length; i++) { 11869 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11870 } 11871 } 11872 11873 boolean sysPkg = (isSystemApp(oldPackage)); 11874 if (sysPkg) { 11875 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11876 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11877 } else { 11878 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11879 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11880 } 11881 } 11882 11883 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11884 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11885 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11886 String volumeUuid, PackageInstalledInfo res) { 11887 String pkgName = deletedPackage.packageName; 11888 boolean deletedPkg = true; 11889 boolean updatedSettings = false; 11890 11891 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11892 + deletedPackage); 11893 long origUpdateTime; 11894 if (pkg.mExtras != null) { 11895 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11896 } else { 11897 origUpdateTime = 0; 11898 } 11899 11900 // First delete the existing package while retaining the data directory 11901 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11902 res.removedInfo, true)) { 11903 // If the existing package wasn't successfully deleted 11904 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11905 deletedPkg = false; 11906 } else { 11907 // Successfully deleted the old package; proceed with replace. 11908 11909 // If deleted package lived in a container, give users a chance to 11910 // relinquish resources before killing. 11911 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11912 if (DEBUG_INSTALL) { 11913 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11914 } 11915 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11916 final ArrayList<String> pkgList = new ArrayList<String>(1); 11917 pkgList.add(deletedPackage.applicationInfo.packageName); 11918 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11919 } 11920 11921 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11922 try { 11923 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 11924 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11925 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11926 perUserInstalled, res, user); 11927 updatedSettings = true; 11928 } catch (PackageManagerException e) { 11929 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11930 } 11931 } 11932 11933 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11934 // remove package from internal structures. Note that we want deletePackageX to 11935 // delete the package data and cache directories that it created in 11936 // scanPackageLocked, unless those directories existed before we even tried to 11937 // install. 11938 if(updatedSettings) { 11939 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11940 deletePackageLI( 11941 pkgName, null, true, allUsers, perUserInstalled, 11942 PackageManager.DELETE_KEEP_DATA, 11943 res.removedInfo, true); 11944 } 11945 // Since we failed to install the new package we need to restore the old 11946 // package that we deleted. 11947 if (deletedPkg) { 11948 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11949 File restoreFile = new File(deletedPackage.codePath); 11950 // Parse old package 11951 boolean oldExternal = isExternal(deletedPackage); 11952 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11953 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11954 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11955 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11956 try { 11957 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 11958 null); 11959 } catch (PackageManagerException e) { 11960 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11961 + e.getMessage()); 11962 return; 11963 } 11964 // Restore of old package succeeded. Update permissions. 11965 // writer 11966 synchronized (mPackages) { 11967 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11968 UPDATE_PERMISSIONS_ALL); 11969 // can downgrade to reader 11970 mSettings.writeLPr(); 11971 } 11972 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11973 } 11974 } 11975 } 11976 11977 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11978 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11979 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11980 String volumeUuid, PackageInstalledInfo res) { 11981 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11982 + ", old=" + deletedPackage); 11983 boolean disabledSystem = false; 11984 boolean updatedSettings = false; 11985 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11986 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11987 != 0) { 11988 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11989 } 11990 String packageName = deletedPackage.packageName; 11991 if (packageName == null) { 11992 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11993 "Attempt to delete null packageName."); 11994 return; 11995 } 11996 PackageParser.Package oldPkg; 11997 PackageSetting oldPkgSetting; 11998 // reader 11999 synchronized (mPackages) { 12000 oldPkg = mPackages.get(packageName); 12001 oldPkgSetting = mSettings.mPackages.get(packageName); 12002 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12003 (oldPkgSetting == null)) { 12004 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12005 "Couldn't find package:" + packageName + " information"); 12006 return; 12007 } 12008 } 12009 12010 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12011 12012 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12013 res.removedInfo.removedPackage = packageName; 12014 // Remove existing system package 12015 removePackageLI(oldPkgSetting, true); 12016 // writer 12017 synchronized (mPackages) { 12018 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12019 if (!disabledSystem && deletedPackage != null) { 12020 // We didn't need to disable the .apk as a current system package, 12021 // which means we are replacing another update that is already 12022 // installed. We need to make sure to delete the older one's .apk. 12023 res.removedInfo.args = createInstallArgsForExisting(0, 12024 deletedPackage.applicationInfo.getCodePath(), 12025 deletedPackage.applicationInfo.getResourcePath(), 12026 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12027 } else { 12028 res.removedInfo.args = null; 12029 } 12030 } 12031 12032 // Successfully disabled the old package. Now proceed with re-installation 12033 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12034 12035 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12036 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12037 12038 PackageParser.Package newPackage = null; 12039 try { 12040 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12041 if (newPackage.mExtras != null) { 12042 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12043 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12044 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12045 12046 // is the update attempting to change shared user? that isn't going to work... 12047 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12048 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12049 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12050 + " to " + newPkgSetting.sharedUser); 12051 updatedSettings = true; 12052 } 12053 } 12054 12055 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12056 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12057 perUserInstalled, res, user); 12058 updatedSettings = true; 12059 } 12060 12061 } catch (PackageManagerException e) { 12062 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12063 } 12064 12065 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12066 // Re installation failed. Restore old information 12067 // Remove new pkg information 12068 if (newPackage != null) { 12069 removeInstalledPackageLI(newPackage, true); 12070 } 12071 // Add back the old system package 12072 try { 12073 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12074 } catch (PackageManagerException e) { 12075 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12076 } 12077 // Restore the old system information in Settings 12078 synchronized (mPackages) { 12079 if (disabledSystem) { 12080 mSettings.enableSystemPackageLPw(packageName); 12081 } 12082 if (updatedSettings) { 12083 mSettings.setInstallerPackageName(packageName, 12084 oldPkgSetting.installerPackageName); 12085 } 12086 mSettings.writeLPr(); 12087 } 12088 } 12089 } 12090 12091 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12092 // Collect all used permissions in the UID 12093 ArraySet<String> usedPermissions = new ArraySet<>(); 12094 final int packageCount = su.packages.size(); 12095 for (int i = 0; i < packageCount; i++) { 12096 PackageSetting ps = su.packages.valueAt(i); 12097 if (ps.pkg == null) { 12098 continue; 12099 } 12100 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12101 for (int j = 0; j < requestedPermCount; j++) { 12102 String permission = ps.pkg.requestedPermissions.get(j); 12103 BasePermission bp = mSettings.mPermissions.get(permission); 12104 if (bp != null) { 12105 usedPermissions.add(permission); 12106 } 12107 } 12108 } 12109 12110 PermissionsState permissionsState = su.getPermissionsState(); 12111 // Prune install permissions 12112 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12113 final int installPermCount = installPermStates.size(); 12114 for (int i = installPermCount - 1; i >= 0; i--) { 12115 PermissionState permissionState = installPermStates.get(i); 12116 if (!usedPermissions.contains(permissionState.getName())) { 12117 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12118 if (bp != null) { 12119 permissionsState.revokeInstallPermission(bp); 12120 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12121 PackageManager.MASK_PERMISSION_FLAGS, 0); 12122 } 12123 } 12124 } 12125 12126 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12127 12128 // Prune runtime permissions 12129 for (int userId : allUserIds) { 12130 List<PermissionState> runtimePermStates = permissionsState 12131 .getRuntimePermissionStates(userId); 12132 final int runtimePermCount = runtimePermStates.size(); 12133 for (int i = runtimePermCount - 1; i >= 0; i--) { 12134 PermissionState permissionState = runtimePermStates.get(i); 12135 if (!usedPermissions.contains(permissionState.getName())) { 12136 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12137 if (bp != null) { 12138 permissionsState.revokeRuntimePermission(bp, userId); 12139 permissionsState.updatePermissionFlags(bp, userId, 12140 PackageManager.MASK_PERMISSION_FLAGS, 0); 12141 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12142 runtimePermissionChangedUserIds, userId); 12143 } 12144 } 12145 } 12146 } 12147 12148 return runtimePermissionChangedUserIds; 12149 } 12150 12151 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12152 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12153 UserHandle user) { 12154 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12155 12156 String pkgName = newPackage.packageName; 12157 synchronized (mPackages) { 12158 //write settings. the installStatus will be incomplete at this stage. 12159 //note that the new package setting would have already been 12160 //added to mPackages. It hasn't been persisted yet. 12161 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12162 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12163 mSettings.writeLPr(); 12164 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12165 } 12166 12167 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12168 synchronized (mPackages) { 12169 updatePermissionsLPw(newPackage.packageName, newPackage, 12170 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12171 ? UPDATE_PERMISSIONS_ALL : 0)); 12172 // For system-bundled packages, we assume that installing an upgraded version 12173 // of the package implies that the user actually wants to run that new code, 12174 // so we enable the package. 12175 PackageSetting ps = mSettings.mPackages.get(pkgName); 12176 if (ps != null) { 12177 if (isSystemApp(newPackage)) { 12178 // NB: implicit assumption that system package upgrades apply to all users 12179 if (DEBUG_INSTALL) { 12180 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12181 } 12182 if (res.origUsers != null) { 12183 for (int userHandle : res.origUsers) { 12184 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12185 userHandle, installerPackageName); 12186 } 12187 } 12188 // Also convey the prior install/uninstall state 12189 if (allUsers != null && perUserInstalled != null) { 12190 for (int i = 0; i < allUsers.length; i++) { 12191 if (DEBUG_INSTALL) { 12192 Slog.d(TAG, " user " + allUsers[i] 12193 + " => " + perUserInstalled[i]); 12194 } 12195 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12196 } 12197 // these install state changes will be persisted in the 12198 // upcoming call to mSettings.writeLPr(). 12199 } 12200 } 12201 // It's implied that when a user requests installation, they want the app to be 12202 // installed and enabled. 12203 int userId = user.getIdentifier(); 12204 if (userId != UserHandle.USER_ALL) { 12205 ps.setInstalled(true, userId); 12206 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12207 } 12208 } 12209 res.name = pkgName; 12210 res.uid = newPackage.applicationInfo.uid; 12211 res.pkg = newPackage; 12212 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12213 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12214 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12215 //to update install status 12216 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12217 mSettings.writeLPr(); 12218 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12219 } 12220 12221 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12222 } 12223 12224 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12225 try { 12226 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12227 installPackageLI(args, res); 12228 } finally { 12229 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12230 } 12231 } 12232 12233 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12234 final int installFlags = args.installFlags; 12235 final String installerPackageName = args.installerPackageName; 12236 final String volumeUuid = args.volumeUuid; 12237 final File tmpPackageFile = new File(args.getCodePath()); 12238 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12239 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12240 || (args.volumeUuid != null)); 12241 final boolean quickInstall = ((installFlags & PackageManager.INSTALL_QUICK) != 0); 12242 boolean replace = false; 12243 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12244 if (args.move != null) { 12245 // moving a complete application; perfom an initial scan on the new install location 12246 scanFlags |= SCAN_INITIAL; 12247 } 12248 // Result object to be returned 12249 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12250 12251 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12252 12253 // Retrieve PackageSettings and parse package 12254 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12255 | PackageParser.PARSE_ENFORCE_CODE 12256 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12257 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12258 | (quickInstall ? PackageParser.PARSE_SKIP_VERIFICATION : 0); 12259 PackageParser pp = new PackageParser(); 12260 pp.setSeparateProcesses(mSeparateProcesses); 12261 pp.setDisplayMetrics(mMetrics); 12262 12263 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12264 final PackageParser.Package pkg; 12265 try { 12266 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12267 } catch (PackageParserException e) { 12268 res.setError("Failed parse during installPackageLI", e); 12269 return; 12270 } finally { 12271 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12272 } 12273 12274 // Mark that we have an install time CPU ABI override. 12275 pkg.cpuAbiOverride = args.abiOverride; 12276 12277 String pkgName = res.name = pkg.packageName; 12278 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12279 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12280 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12281 return; 12282 } 12283 } 12284 12285 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12286 try { 12287 pp.collectCertificates(pkg, parseFlags); 12288 } catch (PackageParserException e) { 12289 res.setError("Failed collect during installPackageLI", e); 12290 return; 12291 } finally { 12292 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12293 } 12294 12295 /* If the installer passed in a manifest digest, compare it now. */ 12296 if (args.manifestDigest != null) { 12297 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectManifestDigest"); 12298 try { 12299 pp.collectManifestDigest(pkg); 12300 } catch (PackageParserException e) { 12301 res.setError("Failed collect during installPackageLI", e); 12302 return; 12303 } finally { 12304 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12305 } 12306 12307 if (DEBUG_INSTALL) { 12308 final String parsedManifest = pkg.manifestDigest == null ? "null" 12309 : pkg.manifestDigest.toString(); 12310 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12311 + parsedManifest); 12312 } 12313 12314 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12315 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12316 return; 12317 } 12318 } else if (DEBUG_INSTALL) { 12319 final String parsedManifest = pkg.manifestDigest == null 12320 ? "null" : pkg.manifestDigest.toString(); 12321 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12322 } 12323 12324 // Get rid of all references to package scan path via parser. 12325 pp = null; 12326 String oldCodePath = null; 12327 boolean systemApp = false; 12328 synchronized (mPackages) { 12329 // Check if installing already existing package 12330 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12331 String oldName = mSettings.mRenamedPackages.get(pkgName); 12332 if (pkg.mOriginalPackages != null 12333 && pkg.mOriginalPackages.contains(oldName) 12334 && mPackages.containsKey(oldName)) { 12335 // This package is derived from an original package, 12336 // and this device has been updating from that original 12337 // name. We must continue using the original name, so 12338 // rename the new package here. 12339 pkg.setPackageName(oldName); 12340 pkgName = pkg.packageName; 12341 replace = true; 12342 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12343 + oldName + " pkgName=" + pkgName); 12344 } else if (mPackages.containsKey(pkgName)) { 12345 // This package, under its official name, already exists 12346 // on the device; we should replace it. 12347 replace = true; 12348 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12349 } 12350 12351 // Prevent apps opting out from runtime permissions 12352 if (replace) { 12353 PackageParser.Package oldPackage = mPackages.get(pkgName); 12354 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12355 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12356 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12357 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12358 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12359 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12360 + " doesn't support runtime permissions but the old" 12361 + " target SDK " + oldTargetSdk + " does."); 12362 return; 12363 } 12364 } 12365 } 12366 12367 PackageSetting ps = mSettings.mPackages.get(pkgName); 12368 if (ps != null) { 12369 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12370 12371 // Quick sanity check that we're signed correctly if updating; 12372 // we'll check this again later when scanning, but we want to 12373 // bail early here before tripping over redefined permissions. 12374 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12375 if (!checkUpgradeKeySetLP(ps, pkg)) { 12376 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12377 + pkg.packageName + " upgrade keys do not match the " 12378 + "previously installed version"); 12379 return; 12380 } 12381 } else { 12382 try { 12383 verifySignaturesLP(ps, pkg); 12384 } catch (PackageManagerException e) { 12385 res.setError(e.error, e.getMessage()); 12386 return; 12387 } 12388 } 12389 12390 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12391 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12392 systemApp = (ps.pkg.applicationInfo.flags & 12393 ApplicationInfo.FLAG_SYSTEM) != 0; 12394 } 12395 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12396 } 12397 12398 // Check whether the newly-scanned package wants to define an already-defined perm 12399 int N = pkg.permissions.size(); 12400 for (int i = N-1; i >= 0; i--) { 12401 PackageParser.Permission perm = pkg.permissions.get(i); 12402 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12403 if (bp != null) { 12404 // If the defining package is signed with our cert, it's okay. This 12405 // also includes the "updating the same package" case, of course. 12406 // "updating same package" could also involve key-rotation. 12407 final boolean sigsOk; 12408 if (bp.sourcePackage.equals(pkg.packageName) 12409 && (bp.packageSetting instanceof PackageSetting) 12410 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12411 scanFlags))) { 12412 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12413 } else { 12414 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12415 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12416 } 12417 if (!sigsOk) { 12418 // If the owning package is the system itself, we log but allow 12419 // install to proceed; we fail the install on all other permission 12420 // redefinitions. 12421 if (!bp.sourcePackage.equals("android")) { 12422 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12423 + pkg.packageName + " attempting to redeclare permission " 12424 + perm.info.name + " already owned by " + bp.sourcePackage); 12425 res.origPermission = perm.info.name; 12426 res.origPackage = bp.sourcePackage; 12427 return; 12428 } else { 12429 Slog.w(TAG, "Package " + pkg.packageName 12430 + " attempting to redeclare system permission " 12431 + perm.info.name + "; ignoring new declaration"); 12432 pkg.permissions.remove(i); 12433 } 12434 } 12435 } 12436 } 12437 12438 } 12439 12440 if (systemApp && onExternal) { 12441 // Disable updates to system apps on sdcard 12442 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12443 "Cannot install updates to system apps on sdcard"); 12444 return; 12445 } 12446 12447 if (args.move != null) { 12448 // We did an in-place move, so dex is ready to roll 12449 scanFlags |= SCAN_NO_DEX; 12450 scanFlags |= SCAN_MOVE; 12451 12452 synchronized (mPackages) { 12453 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12454 if (ps == null) { 12455 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12456 "Missing settings for moved package " + pkgName); 12457 } 12458 12459 // We moved the entire application as-is, so bring over the 12460 // previously derived ABI information. 12461 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12462 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12463 } 12464 12465 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12466 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12467 scanFlags |= SCAN_NO_DEX; 12468 12469 try { 12470 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12471 true /* extract libs */); 12472 } catch (PackageManagerException pme) { 12473 Slog.e(TAG, "Error deriving application ABI", pme); 12474 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12475 return; 12476 } 12477 } 12478 12479 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12480 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12481 return; 12482 } 12483 12484 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12485 12486 if (replace) { 12487 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12488 installerPackageName, volumeUuid, res); 12489 } else { 12490 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12491 args.user, installerPackageName, volumeUuid, res); 12492 } 12493 synchronized (mPackages) { 12494 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12495 if (ps != null) { 12496 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12497 } 12498 } 12499 } 12500 12501 private void startIntentFilterVerifications(int userId, boolean replacing, 12502 PackageParser.Package pkg) { 12503 if (mIntentFilterVerifierComponent == null) { 12504 Slog.w(TAG, "No IntentFilter verification will not be done as " 12505 + "there is no IntentFilterVerifier available!"); 12506 return; 12507 } 12508 12509 final int verifierUid = getPackageUid( 12510 mIntentFilterVerifierComponent.getPackageName(), 12511 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 12512 12513 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12514 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12515 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12516 mHandler.sendMessage(msg); 12517 } 12518 12519 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12520 PackageParser.Package pkg) { 12521 int size = pkg.activities.size(); 12522 if (size == 0) { 12523 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12524 "No activity, so no need to verify any IntentFilter!"); 12525 return; 12526 } 12527 12528 final boolean hasDomainURLs = hasDomainURLs(pkg); 12529 if (!hasDomainURLs) { 12530 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12531 "No domain URLs, so no need to verify any IntentFilter!"); 12532 return; 12533 } 12534 12535 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12536 + " if any IntentFilter from the " + size 12537 + " Activities needs verification ..."); 12538 12539 int count = 0; 12540 final String packageName = pkg.packageName; 12541 12542 synchronized (mPackages) { 12543 // If this is a new install and we see that we've already run verification for this 12544 // package, we have nothing to do: it means the state was restored from backup. 12545 if (!replacing) { 12546 IntentFilterVerificationInfo ivi = 12547 mSettings.getIntentFilterVerificationLPr(packageName); 12548 if (ivi != null) { 12549 if (DEBUG_DOMAIN_VERIFICATION) { 12550 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12551 + ivi.getStatusString()); 12552 } 12553 return; 12554 } 12555 } 12556 12557 // If any filters need to be verified, then all need to be. 12558 boolean needToVerify = false; 12559 for (PackageParser.Activity a : pkg.activities) { 12560 for (ActivityIntentInfo filter : a.intents) { 12561 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12562 if (DEBUG_DOMAIN_VERIFICATION) { 12563 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12564 } 12565 needToVerify = true; 12566 break; 12567 } 12568 } 12569 } 12570 12571 if (needToVerify) { 12572 final int verificationId = mIntentFilterVerificationToken++; 12573 for (PackageParser.Activity a : pkg.activities) { 12574 for (ActivityIntentInfo filter : a.intents) { 12575 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12576 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12577 "Verification needed for IntentFilter:" + filter.toString()); 12578 mIntentFilterVerifier.addOneIntentFilterVerification( 12579 verifierUid, userId, verificationId, filter, packageName); 12580 count++; 12581 } 12582 } 12583 } 12584 } 12585 } 12586 12587 if (count > 0) { 12588 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12589 + " IntentFilter verification" + (count > 1 ? "s" : "") 12590 + " for userId:" + userId); 12591 mIntentFilterVerifier.startVerifications(userId); 12592 } else { 12593 if (DEBUG_DOMAIN_VERIFICATION) { 12594 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12595 } 12596 } 12597 } 12598 12599 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12600 final ComponentName cn = filter.activity.getComponentName(); 12601 final String packageName = cn.getPackageName(); 12602 12603 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12604 packageName); 12605 if (ivi == null) { 12606 return true; 12607 } 12608 int status = ivi.getStatus(); 12609 switch (status) { 12610 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12611 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12612 return true; 12613 12614 default: 12615 // Nothing to do 12616 return false; 12617 } 12618 } 12619 12620 private static boolean isMultiArch(PackageSetting ps) { 12621 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12622 } 12623 12624 private static boolean isMultiArch(ApplicationInfo info) { 12625 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12626 } 12627 12628 private static boolean isExternal(PackageParser.Package pkg) { 12629 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12630 } 12631 12632 private static boolean isExternal(PackageSetting ps) { 12633 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12634 } 12635 12636 private static boolean isExternal(ApplicationInfo info) { 12637 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12638 } 12639 12640 private static boolean isSystemApp(PackageParser.Package pkg) { 12641 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12642 } 12643 12644 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12645 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12646 } 12647 12648 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12649 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12650 } 12651 12652 private static boolean isSystemApp(PackageSetting ps) { 12653 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12654 } 12655 12656 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12657 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12658 } 12659 12660 private int packageFlagsToInstallFlags(PackageSetting ps) { 12661 int installFlags = 0; 12662 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12663 // This existing package was an external ASEC install when we have 12664 // the external flag without a UUID 12665 installFlags |= PackageManager.INSTALL_EXTERNAL; 12666 } 12667 if (ps.isForwardLocked()) { 12668 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12669 } 12670 return installFlags; 12671 } 12672 12673 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 12674 if (isExternal(pkg)) { 12675 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12676 return StorageManager.UUID_PRIMARY_PHYSICAL; 12677 } else { 12678 return pkg.volumeUuid; 12679 } 12680 } else { 12681 return StorageManager.UUID_PRIVATE_INTERNAL; 12682 } 12683 } 12684 12685 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12686 if (isExternal(pkg)) { 12687 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12688 return mSettings.getExternalVersion(); 12689 } else { 12690 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12691 } 12692 } else { 12693 return mSettings.getInternalVersion(); 12694 } 12695 } 12696 12697 private void deleteTempPackageFiles() { 12698 final FilenameFilter filter = new FilenameFilter() { 12699 public boolean accept(File dir, String name) { 12700 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12701 } 12702 }; 12703 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12704 file.delete(); 12705 } 12706 } 12707 12708 @Override 12709 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12710 int flags) { 12711 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12712 flags); 12713 } 12714 12715 @Override 12716 public void deletePackage(final String packageName, 12717 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12718 mContext.enforceCallingOrSelfPermission( 12719 android.Manifest.permission.DELETE_PACKAGES, null); 12720 Preconditions.checkNotNull(packageName); 12721 Preconditions.checkNotNull(observer); 12722 final int uid = Binder.getCallingUid(); 12723 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 12724 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 12725 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 12726 mContext.enforceCallingPermission( 12727 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12728 "deletePackage for user " + userId); 12729 } 12730 12731 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12732 try { 12733 observer.onPackageDeleted(packageName, 12734 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12735 } catch (RemoteException re) { 12736 } 12737 return; 12738 } 12739 12740 for (int currentUserId : users) { 12741 if (getBlockUninstallForUser(packageName, currentUserId)) { 12742 try { 12743 observer.onPackageDeleted(packageName, 12744 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 12745 } catch (RemoteException re) { 12746 } 12747 return; 12748 } 12749 } 12750 12751 if (DEBUG_REMOVE) { 12752 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12753 } 12754 // Queue up an async operation since the package deletion may take a little while. 12755 mHandler.post(new Runnable() { 12756 public void run() { 12757 mHandler.removeCallbacks(this); 12758 final int returnCode = deletePackageX(packageName, userId, flags); 12759 try { 12760 observer.onPackageDeleted(packageName, returnCode, null); 12761 } catch (RemoteException e) { 12762 Log.i(TAG, "Observer no longer exists."); 12763 } //end catch 12764 } //end run 12765 }); 12766 } 12767 12768 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12769 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12770 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12771 try { 12772 if (dpm != null) { 12773 // Does the package contains the device owner? 12774 if (dpm.isDeviceOwnerPackage(packageName)) { 12775 return true; 12776 } 12777 // Does it contain a device admin for any user? 12778 int[] users; 12779 if (userId == UserHandle.USER_ALL) { 12780 users = sUserManager.getUserIds(); 12781 } else { 12782 users = new int[]{userId}; 12783 } 12784 for (int i = 0; i < users.length; ++i) { 12785 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12786 return true; 12787 } 12788 } 12789 } 12790 } catch (RemoteException e) { 12791 } 12792 return false; 12793 } 12794 12795 /** 12796 * This method is an internal method that could be get invoked either 12797 * to delete an installed package or to clean up a failed installation. 12798 * After deleting an installed package, a broadcast is sent to notify any 12799 * listeners that the package has been installed. For cleaning up a failed 12800 * installation, the broadcast is not necessary since the package's 12801 * installation wouldn't have sent the initial broadcast either 12802 * The key steps in deleting a package are 12803 * deleting the package information in internal structures like mPackages, 12804 * deleting the packages base directories through installd 12805 * updating mSettings to reflect current status 12806 * persisting settings for later use 12807 * sending a broadcast if necessary 12808 */ 12809 private int deletePackageX(String packageName, int userId, int flags) { 12810 final PackageRemovedInfo info = new PackageRemovedInfo(); 12811 final boolean res; 12812 12813 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12814 ? UserHandle.ALL : new UserHandle(userId); 12815 12816 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12817 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12818 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12819 } 12820 12821 boolean removedForAllUsers = false; 12822 boolean systemUpdate = false; 12823 12824 // for the uninstall-updates case and restricted profiles, remember the per- 12825 // userhandle installed state 12826 int[] allUsers; 12827 boolean[] perUserInstalled; 12828 synchronized (mPackages) { 12829 PackageSetting ps = mSettings.mPackages.get(packageName); 12830 allUsers = sUserManager.getUserIds(); 12831 perUserInstalled = new boolean[allUsers.length]; 12832 for (int i = 0; i < allUsers.length; i++) { 12833 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12834 } 12835 } 12836 12837 synchronized (mInstallLock) { 12838 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12839 res = deletePackageLI(packageName, removeForUser, 12840 true, allUsers, perUserInstalled, 12841 flags | REMOVE_CHATTY, info, true); 12842 systemUpdate = info.isRemovedPackageSystemUpdate; 12843 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12844 removedForAllUsers = true; 12845 } 12846 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12847 + " removedForAllUsers=" + removedForAllUsers); 12848 } 12849 12850 if (res) { 12851 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12852 12853 // If the removed package was a system update, the old system package 12854 // was re-enabled; we need to broadcast this information 12855 if (systemUpdate) { 12856 Bundle extras = new Bundle(1); 12857 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12858 ? info.removedAppId : info.uid); 12859 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12860 12861 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12862 extras, null, null, null); 12863 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12864 extras, null, null, null); 12865 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12866 null, packageName, null, null); 12867 } 12868 } 12869 // Force a gc here. 12870 Runtime.getRuntime().gc(); 12871 // Delete the resources here after sending the broadcast to let 12872 // other processes clean up before deleting resources. 12873 if (info.args != null) { 12874 synchronized (mInstallLock) { 12875 info.args.doPostDeleteLI(true); 12876 } 12877 } 12878 12879 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12880 } 12881 12882 class PackageRemovedInfo { 12883 String removedPackage; 12884 int uid = -1; 12885 int removedAppId = -1; 12886 int[] removedUsers = null; 12887 boolean isRemovedPackageSystemUpdate = false; 12888 // Clean up resources deleted packages. 12889 InstallArgs args = null; 12890 12891 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12892 Bundle extras = new Bundle(1); 12893 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12894 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12895 if (replacing) { 12896 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12897 } 12898 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12899 if (removedPackage != null) { 12900 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12901 extras, null, null, removedUsers); 12902 if (fullRemove && !replacing) { 12903 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12904 extras, null, null, removedUsers); 12905 } 12906 } 12907 if (removedAppId >= 0) { 12908 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12909 removedUsers); 12910 } 12911 } 12912 } 12913 12914 /* 12915 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12916 * flag is not set, the data directory is removed as well. 12917 * make sure this flag is set for partially installed apps. If not its meaningless to 12918 * delete a partially installed application. 12919 */ 12920 private void removePackageDataLI(PackageSetting ps, 12921 int[] allUserHandles, boolean[] perUserInstalled, 12922 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12923 String packageName = ps.name; 12924 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12925 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12926 // Retrieve object to delete permissions for shared user later on 12927 final PackageSetting deletedPs; 12928 // reader 12929 synchronized (mPackages) { 12930 deletedPs = mSettings.mPackages.get(packageName); 12931 if (outInfo != null) { 12932 outInfo.removedPackage = packageName; 12933 outInfo.removedUsers = deletedPs != null 12934 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12935 : null; 12936 } 12937 } 12938 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12939 removeDataDirsLI(ps.volumeUuid, packageName); 12940 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12941 } 12942 // writer 12943 synchronized (mPackages) { 12944 if (deletedPs != null) { 12945 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12946 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12947 clearDefaultBrowserIfNeeded(packageName); 12948 if (outInfo != null) { 12949 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12950 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12951 } 12952 updatePermissionsLPw(deletedPs.name, null, 0); 12953 if (deletedPs.sharedUser != null) { 12954 // Remove permissions associated with package. Since runtime 12955 // permissions are per user we have to kill the removed package 12956 // or packages running under the shared user of the removed 12957 // package if revoking the permissions requested only by the removed 12958 // package is successful and this causes a change in gids. 12959 for (int userId : UserManagerService.getInstance().getUserIds()) { 12960 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12961 userId); 12962 if (userIdToKill == UserHandle.USER_ALL 12963 || userIdToKill >= UserHandle.USER_SYSTEM) { 12964 // If gids changed for this user, kill all affected packages. 12965 mHandler.post(new Runnable() { 12966 @Override 12967 public void run() { 12968 // This has to happen with no lock held. 12969 killApplication(deletedPs.name, deletedPs.appId, 12970 KILL_APP_REASON_GIDS_CHANGED); 12971 } 12972 }); 12973 break; 12974 } 12975 } 12976 } 12977 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12978 } 12979 // make sure to preserve per-user disabled state if this removal was just 12980 // a downgrade of a system app to the factory package 12981 if (allUserHandles != null && perUserInstalled != null) { 12982 if (DEBUG_REMOVE) { 12983 Slog.d(TAG, "Propagating install state across downgrade"); 12984 } 12985 for (int i = 0; i < allUserHandles.length; i++) { 12986 if (DEBUG_REMOVE) { 12987 Slog.d(TAG, " user " + allUserHandles[i] 12988 + " => " + perUserInstalled[i]); 12989 } 12990 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12991 } 12992 } 12993 } 12994 // can downgrade to reader 12995 if (writeSettings) { 12996 // Save settings now 12997 mSettings.writeLPr(); 12998 } 12999 } 13000 if (outInfo != null) { 13001 // A user ID was deleted here. Go through all users and remove it 13002 // from KeyStore. 13003 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13004 } 13005 } 13006 13007 static boolean locationIsPrivileged(File path) { 13008 try { 13009 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13010 .getCanonicalPath(); 13011 return path.getCanonicalPath().startsWith(privilegedAppDir); 13012 } catch (IOException e) { 13013 Slog.e(TAG, "Unable to access code path " + path); 13014 } 13015 return false; 13016 } 13017 13018 /* 13019 * Tries to delete system package. 13020 */ 13021 private boolean deleteSystemPackageLI(PackageSetting newPs, 13022 int[] allUserHandles, boolean[] perUserInstalled, 13023 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13024 final boolean applyUserRestrictions 13025 = (allUserHandles != null) && (perUserInstalled != null); 13026 PackageSetting disabledPs = null; 13027 // Confirm if the system package has been updated 13028 // An updated system app can be deleted. This will also have to restore 13029 // the system pkg from system partition 13030 // reader 13031 synchronized (mPackages) { 13032 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13033 } 13034 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13035 + " disabledPs=" + disabledPs); 13036 if (disabledPs == null) { 13037 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13038 return false; 13039 } else if (DEBUG_REMOVE) { 13040 Slog.d(TAG, "Deleting system pkg from data partition"); 13041 } 13042 if (DEBUG_REMOVE) { 13043 if (applyUserRestrictions) { 13044 Slog.d(TAG, "Remembering install states:"); 13045 for (int i = 0; i < allUserHandles.length; i++) { 13046 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13047 } 13048 } 13049 } 13050 // Delete the updated package 13051 outInfo.isRemovedPackageSystemUpdate = true; 13052 if (disabledPs.versionCode < newPs.versionCode) { 13053 // Delete data for downgrades 13054 flags &= ~PackageManager.DELETE_KEEP_DATA; 13055 } else { 13056 // Preserve data by setting flag 13057 flags |= PackageManager.DELETE_KEEP_DATA; 13058 } 13059 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13060 allUserHandles, perUserInstalled, outInfo, writeSettings); 13061 if (!ret) { 13062 return false; 13063 } 13064 // writer 13065 synchronized (mPackages) { 13066 // Reinstate the old system package 13067 mSettings.enableSystemPackageLPw(newPs.name); 13068 // Remove any native libraries from the upgraded package. 13069 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13070 } 13071 // Install the system package 13072 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13073 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13074 if (locationIsPrivileged(disabledPs.codePath)) { 13075 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13076 } 13077 13078 final PackageParser.Package newPkg; 13079 try { 13080 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13081 } catch (PackageManagerException e) { 13082 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13083 return false; 13084 } 13085 13086 // writer 13087 synchronized (mPackages) { 13088 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13089 13090 // Propagate the permissions state as we do not want to drop on the floor 13091 // runtime permissions. The update permissions method below will take 13092 // care of removing obsolete permissions and grant install permissions. 13093 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13094 updatePermissionsLPw(newPkg.packageName, newPkg, 13095 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13096 13097 if (applyUserRestrictions) { 13098 if (DEBUG_REMOVE) { 13099 Slog.d(TAG, "Propagating install state across reinstall"); 13100 } 13101 for (int i = 0; i < allUserHandles.length; i++) { 13102 if (DEBUG_REMOVE) { 13103 Slog.d(TAG, " user " + allUserHandles[i] 13104 + " => " + perUserInstalled[i]); 13105 } 13106 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13107 13108 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13109 } 13110 // Regardless of writeSettings we need to ensure that this restriction 13111 // state propagation is persisted 13112 mSettings.writeAllUsersPackageRestrictionsLPr(); 13113 } 13114 // can downgrade to reader here 13115 if (writeSettings) { 13116 mSettings.writeLPr(); 13117 } 13118 } 13119 return true; 13120 } 13121 13122 private boolean deleteInstalledPackageLI(PackageSetting ps, 13123 boolean deleteCodeAndResources, int flags, 13124 int[] allUserHandles, boolean[] perUserInstalled, 13125 PackageRemovedInfo outInfo, boolean writeSettings) { 13126 if (outInfo != null) { 13127 outInfo.uid = ps.appId; 13128 } 13129 13130 // Delete package data from internal structures and also remove data if flag is set 13131 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13132 13133 // Delete application code and resources 13134 if (deleteCodeAndResources && (outInfo != null)) { 13135 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13136 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13137 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13138 } 13139 return true; 13140 } 13141 13142 @Override 13143 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13144 int userId) { 13145 mContext.enforceCallingOrSelfPermission( 13146 android.Manifest.permission.DELETE_PACKAGES, null); 13147 synchronized (mPackages) { 13148 PackageSetting ps = mSettings.mPackages.get(packageName); 13149 if (ps == null) { 13150 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13151 return false; 13152 } 13153 if (!ps.getInstalled(userId)) { 13154 // Can't block uninstall for an app that is not installed or enabled. 13155 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13156 return false; 13157 } 13158 ps.setBlockUninstall(blockUninstall, userId); 13159 mSettings.writePackageRestrictionsLPr(userId); 13160 } 13161 return true; 13162 } 13163 13164 @Override 13165 public boolean getBlockUninstallForUser(String packageName, int userId) { 13166 synchronized (mPackages) { 13167 PackageSetting ps = mSettings.mPackages.get(packageName); 13168 if (ps == null) { 13169 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13170 return false; 13171 } 13172 return ps.getBlockUninstall(userId); 13173 } 13174 } 13175 13176 /* 13177 * This method handles package deletion in general 13178 */ 13179 private boolean deletePackageLI(String packageName, UserHandle user, 13180 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13181 int flags, PackageRemovedInfo outInfo, 13182 boolean writeSettings) { 13183 if (packageName == null) { 13184 Slog.w(TAG, "Attempt to delete null packageName."); 13185 return false; 13186 } 13187 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13188 PackageSetting ps; 13189 boolean dataOnly = false; 13190 int removeUser = -1; 13191 int appId = -1; 13192 synchronized (mPackages) { 13193 ps = mSettings.mPackages.get(packageName); 13194 if (ps == null) { 13195 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13196 return false; 13197 } 13198 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13199 && user.getIdentifier() != UserHandle.USER_ALL) { 13200 // The caller is asking that the package only be deleted for a single 13201 // user. To do this, we just mark its uninstalled state and delete 13202 // its data. If this is a system app, we only allow this to happen if 13203 // they have set the special DELETE_SYSTEM_APP which requests different 13204 // semantics than normal for uninstalling system apps. 13205 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13206 final int userId = user.getIdentifier(); 13207 ps.setUserState(userId, 13208 COMPONENT_ENABLED_STATE_DEFAULT, 13209 false, //installed 13210 true, //stopped 13211 true, //notLaunched 13212 false, //hidden 13213 null, null, null, 13214 false, // blockUninstall 13215 ps.readUserState(userId).domainVerificationStatus, 0); 13216 if (!isSystemApp(ps)) { 13217 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13218 // Other user still have this package installed, so all 13219 // we need to do is clear this user's data and save that 13220 // it is uninstalled. 13221 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13222 removeUser = user.getIdentifier(); 13223 appId = ps.appId; 13224 scheduleWritePackageRestrictionsLocked(removeUser); 13225 } else { 13226 // We need to set it back to 'installed' so the uninstall 13227 // broadcasts will be sent correctly. 13228 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13229 ps.setInstalled(true, user.getIdentifier()); 13230 } 13231 } else { 13232 // This is a system app, so we assume that the 13233 // other users still have this package installed, so all 13234 // we need to do is clear this user's data and save that 13235 // it is uninstalled. 13236 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13237 removeUser = user.getIdentifier(); 13238 appId = ps.appId; 13239 scheduleWritePackageRestrictionsLocked(removeUser); 13240 } 13241 } 13242 } 13243 13244 if (removeUser >= 0) { 13245 // From above, we determined that we are deleting this only 13246 // for a single user. Continue the work here. 13247 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13248 if (outInfo != null) { 13249 outInfo.removedPackage = packageName; 13250 outInfo.removedAppId = appId; 13251 outInfo.removedUsers = new int[] {removeUser}; 13252 } 13253 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13254 removeKeystoreDataIfNeeded(removeUser, appId); 13255 schedulePackageCleaning(packageName, removeUser, false); 13256 synchronized (mPackages) { 13257 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13258 scheduleWritePackageRestrictionsLocked(removeUser); 13259 } 13260 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13261 } 13262 return true; 13263 } 13264 13265 if (dataOnly) { 13266 // Delete application data first 13267 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13268 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13269 return true; 13270 } 13271 13272 boolean ret = false; 13273 if (isSystemApp(ps)) { 13274 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13275 // When an updated system application is deleted we delete the existing resources as well and 13276 // fall back to existing code in system partition 13277 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13278 flags, outInfo, writeSettings); 13279 } else { 13280 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13281 // Kill application pre-emptively especially for apps on sd. 13282 killApplication(packageName, ps.appId, "uninstall pkg"); 13283 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13284 allUserHandles, perUserInstalled, 13285 outInfo, writeSettings); 13286 } 13287 13288 return ret; 13289 } 13290 13291 private final class ClearStorageConnection implements ServiceConnection { 13292 IMediaContainerService mContainerService; 13293 13294 @Override 13295 public void onServiceConnected(ComponentName name, IBinder service) { 13296 synchronized (this) { 13297 mContainerService = IMediaContainerService.Stub.asInterface(service); 13298 notifyAll(); 13299 } 13300 } 13301 13302 @Override 13303 public void onServiceDisconnected(ComponentName name) { 13304 } 13305 } 13306 13307 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13308 final boolean mounted; 13309 if (Environment.isExternalStorageEmulated()) { 13310 mounted = true; 13311 } else { 13312 final String status = Environment.getExternalStorageState(); 13313 13314 mounted = status.equals(Environment.MEDIA_MOUNTED) 13315 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13316 } 13317 13318 if (!mounted) { 13319 return; 13320 } 13321 13322 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13323 int[] users; 13324 if (userId == UserHandle.USER_ALL) { 13325 users = sUserManager.getUserIds(); 13326 } else { 13327 users = new int[] { userId }; 13328 } 13329 final ClearStorageConnection conn = new ClearStorageConnection(); 13330 if (mContext.bindServiceAsUser( 13331 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13332 try { 13333 for (int curUser : users) { 13334 long timeout = SystemClock.uptimeMillis() + 5000; 13335 synchronized (conn) { 13336 long now = SystemClock.uptimeMillis(); 13337 while (conn.mContainerService == null && now < timeout) { 13338 try { 13339 conn.wait(timeout - now); 13340 } catch (InterruptedException e) { 13341 } 13342 } 13343 } 13344 if (conn.mContainerService == null) { 13345 return; 13346 } 13347 13348 final UserEnvironment userEnv = new UserEnvironment(curUser); 13349 clearDirectory(conn.mContainerService, 13350 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13351 if (allData) { 13352 clearDirectory(conn.mContainerService, 13353 userEnv.buildExternalStorageAppDataDirs(packageName)); 13354 clearDirectory(conn.mContainerService, 13355 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13356 } 13357 } 13358 } finally { 13359 mContext.unbindService(conn); 13360 } 13361 } 13362 } 13363 13364 @Override 13365 public void clearApplicationUserData(final String packageName, 13366 final IPackageDataObserver observer, final int userId) { 13367 mContext.enforceCallingOrSelfPermission( 13368 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13369 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13370 // Queue up an async operation since the package deletion may take a little while. 13371 mHandler.post(new Runnable() { 13372 public void run() { 13373 mHandler.removeCallbacks(this); 13374 final boolean succeeded; 13375 synchronized (mInstallLock) { 13376 succeeded = clearApplicationUserDataLI(packageName, userId); 13377 } 13378 clearExternalStorageDataSync(packageName, userId, true); 13379 if (succeeded) { 13380 // invoke DeviceStorageMonitor's update method to clear any notifications 13381 DeviceStorageMonitorInternal 13382 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13383 if (dsm != null) { 13384 dsm.checkMemory(); 13385 } 13386 } 13387 if(observer != null) { 13388 try { 13389 observer.onRemoveCompleted(packageName, succeeded); 13390 } catch (RemoteException e) { 13391 Log.i(TAG, "Observer no longer exists."); 13392 } 13393 } //end if observer 13394 } //end run 13395 }); 13396 } 13397 13398 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13399 if (packageName == null) { 13400 Slog.w(TAG, "Attempt to delete null packageName."); 13401 return false; 13402 } 13403 13404 // Try finding details about the requested package 13405 PackageParser.Package pkg; 13406 synchronized (mPackages) { 13407 pkg = mPackages.get(packageName); 13408 if (pkg == null) { 13409 final PackageSetting ps = mSettings.mPackages.get(packageName); 13410 if (ps != null) { 13411 pkg = ps.pkg; 13412 } 13413 } 13414 13415 if (pkg == null) { 13416 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13417 return false; 13418 } 13419 13420 PackageSetting ps = (PackageSetting) pkg.mExtras; 13421 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13422 } 13423 13424 // Always delete data directories for package, even if we found no other 13425 // record of app. This helps users recover from UID mismatches without 13426 // resorting to a full data wipe. 13427 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13428 if (retCode < 0) { 13429 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13430 return false; 13431 } 13432 13433 final int appId = pkg.applicationInfo.uid; 13434 removeKeystoreDataIfNeeded(userId, appId); 13435 13436 // Create a native library symlink only if we have native libraries 13437 // and if the native libraries are 32 bit libraries. We do not provide 13438 // this symlink for 64 bit libraries. 13439 if (pkg.applicationInfo.primaryCpuAbi != null && 13440 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13441 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13442 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13443 nativeLibPath, userId) < 0) { 13444 Slog.w(TAG, "Failed linking native library dir"); 13445 return false; 13446 } 13447 } 13448 13449 return true; 13450 } 13451 13452 /** 13453 * Reverts user permission state changes (permissions and flags) in 13454 * all packages for a given user. 13455 * 13456 * @param userId The device user for which to do a reset. 13457 */ 13458 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13459 final int packageCount = mPackages.size(); 13460 for (int i = 0; i < packageCount; i++) { 13461 PackageParser.Package pkg = mPackages.valueAt(i); 13462 PackageSetting ps = (PackageSetting) pkg.mExtras; 13463 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13464 } 13465 } 13466 13467 /** 13468 * Reverts user permission state changes (permissions and flags). 13469 * 13470 * @param ps The package for which to reset. 13471 * @param userId The device user for which to do a reset. 13472 */ 13473 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13474 final PackageSetting ps, final int userId) { 13475 if (ps.pkg == null) { 13476 return; 13477 } 13478 13479 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13480 | FLAG_PERMISSION_USER_FIXED 13481 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13482 13483 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13484 | FLAG_PERMISSION_POLICY_FIXED; 13485 13486 boolean writeInstallPermissions = false; 13487 boolean writeRuntimePermissions = false; 13488 13489 final int permissionCount = ps.pkg.requestedPermissions.size(); 13490 for (int i = 0; i < permissionCount; i++) { 13491 String permission = ps.pkg.requestedPermissions.get(i); 13492 13493 BasePermission bp = mSettings.mPermissions.get(permission); 13494 if (bp == null) { 13495 continue; 13496 } 13497 13498 // If shared user we just reset the state to which only this app contributed. 13499 if (ps.sharedUser != null) { 13500 boolean used = false; 13501 final int packageCount = ps.sharedUser.packages.size(); 13502 for (int j = 0; j < packageCount; j++) { 13503 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13504 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13505 && pkg.pkg.requestedPermissions.contains(permission)) { 13506 used = true; 13507 break; 13508 } 13509 } 13510 if (used) { 13511 continue; 13512 } 13513 } 13514 13515 PermissionsState permissionsState = ps.getPermissionsState(); 13516 13517 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13518 13519 // Always clear the user settable flags. 13520 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13521 bp.name) != null; 13522 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13523 if (hasInstallState) { 13524 writeInstallPermissions = true; 13525 } else { 13526 writeRuntimePermissions = true; 13527 } 13528 } 13529 13530 // Below is only runtime permission handling. 13531 if (!bp.isRuntime()) { 13532 continue; 13533 } 13534 13535 // Never clobber system or policy. 13536 if ((oldFlags & policyOrSystemFlags) != 0) { 13537 continue; 13538 } 13539 13540 // If this permission was granted by default, make sure it is. 13541 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13542 if (permissionsState.grantRuntimePermission(bp, userId) 13543 != PERMISSION_OPERATION_FAILURE) { 13544 writeRuntimePermissions = true; 13545 } 13546 } else { 13547 // Otherwise, reset the permission. 13548 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13549 switch (revokeResult) { 13550 case PERMISSION_OPERATION_SUCCESS: { 13551 writeRuntimePermissions = true; 13552 } break; 13553 13554 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13555 writeRuntimePermissions = true; 13556 final int appId = ps.appId; 13557 mHandler.post(new Runnable() { 13558 @Override 13559 public void run() { 13560 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13561 } 13562 }); 13563 } break; 13564 } 13565 } 13566 } 13567 13568 // Synchronously write as we are taking permissions away. 13569 if (writeRuntimePermissions) { 13570 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13571 } 13572 13573 // Synchronously write as we are taking permissions away. 13574 if (writeInstallPermissions) { 13575 mSettings.writeLPr(); 13576 } 13577 } 13578 13579 /** 13580 * Remove entries from the keystore daemon. Will only remove it if the 13581 * {@code appId} is valid. 13582 */ 13583 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13584 if (appId < 0) { 13585 return; 13586 } 13587 13588 final KeyStore keyStore = KeyStore.getInstance(); 13589 if (keyStore != null) { 13590 if (userId == UserHandle.USER_ALL) { 13591 for (final int individual : sUserManager.getUserIds()) { 13592 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13593 } 13594 } else { 13595 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13596 } 13597 } else { 13598 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13599 } 13600 } 13601 13602 @Override 13603 public void deleteApplicationCacheFiles(final String packageName, 13604 final IPackageDataObserver observer) { 13605 mContext.enforceCallingOrSelfPermission( 13606 android.Manifest.permission.DELETE_CACHE_FILES, null); 13607 // Queue up an async operation since the package deletion may take a little while. 13608 final int userId = UserHandle.getCallingUserId(); 13609 mHandler.post(new Runnable() { 13610 public void run() { 13611 mHandler.removeCallbacks(this); 13612 final boolean succeded; 13613 synchronized (mInstallLock) { 13614 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13615 } 13616 clearExternalStorageDataSync(packageName, userId, false); 13617 if (observer != null) { 13618 try { 13619 observer.onRemoveCompleted(packageName, succeded); 13620 } catch (RemoteException e) { 13621 Log.i(TAG, "Observer no longer exists."); 13622 } 13623 } //end if observer 13624 } //end run 13625 }); 13626 } 13627 13628 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13629 if (packageName == null) { 13630 Slog.w(TAG, "Attempt to delete null packageName."); 13631 return false; 13632 } 13633 PackageParser.Package p; 13634 synchronized (mPackages) { 13635 p = mPackages.get(packageName); 13636 } 13637 if (p == null) { 13638 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13639 return false; 13640 } 13641 final ApplicationInfo applicationInfo = p.applicationInfo; 13642 if (applicationInfo == null) { 13643 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13644 return false; 13645 } 13646 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13647 if (retCode < 0) { 13648 Slog.w(TAG, "Couldn't remove cache files for package: " 13649 + packageName + " u" + userId); 13650 return false; 13651 } 13652 return true; 13653 } 13654 13655 @Override 13656 public void getPackageSizeInfo(final String packageName, int userHandle, 13657 final IPackageStatsObserver observer) { 13658 mContext.enforceCallingOrSelfPermission( 13659 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13660 if (packageName == null) { 13661 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13662 } 13663 13664 PackageStats stats = new PackageStats(packageName, userHandle); 13665 13666 /* 13667 * Queue up an async operation since the package measurement may take a 13668 * little while. 13669 */ 13670 Message msg = mHandler.obtainMessage(INIT_COPY); 13671 msg.obj = new MeasureParams(stats, observer); 13672 mHandler.sendMessage(msg); 13673 } 13674 13675 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13676 PackageStats pStats) { 13677 if (packageName == null) { 13678 Slog.w(TAG, "Attempt to get size of null packageName."); 13679 return false; 13680 } 13681 PackageParser.Package p; 13682 boolean dataOnly = false; 13683 String libDirRoot = null; 13684 String asecPath = null; 13685 PackageSetting ps = null; 13686 synchronized (mPackages) { 13687 p = mPackages.get(packageName); 13688 ps = mSettings.mPackages.get(packageName); 13689 if(p == null) { 13690 dataOnly = true; 13691 if((ps == null) || (ps.pkg == null)) { 13692 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13693 return false; 13694 } 13695 p = ps.pkg; 13696 } 13697 if (ps != null) { 13698 libDirRoot = ps.legacyNativeLibraryPathString; 13699 } 13700 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 13701 final long token = Binder.clearCallingIdentity(); 13702 try { 13703 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13704 if (secureContainerId != null) { 13705 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13706 } 13707 } finally { 13708 Binder.restoreCallingIdentity(token); 13709 } 13710 } 13711 } 13712 String publicSrcDir = null; 13713 if(!dataOnly) { 13714 final ApplicationInfo applicationInfo = p.applicationInfo; 13715 if (applicationInfo == null) { 13716 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13717 return false; 13718 } 13719 if (p.isForwardLocked()) { 13720 publicSrcDir = applicationInfo.getBaseResourcePath(); 13721 } 13722 } 13723 // TODO: extend to measure size of split APKs 13724 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13725 // not just the first level. 13726 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13727 // just the primary. 13728 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13729 13730 String apkPath; 13731 File packageDir = new File(p.codePath); 13732 13733 if (packageDir.isDirectory() && p.canHaveOatDir()) { 13734 apkPath = packageDir.getAbsolutePath(); 13735 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 13736 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 13737 libDirRoot = null; 13738 } 13739 } else { 13740 apkPath = p.baseCodePath; 13741 } 13742 13743 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 13744 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13745 if (res < 0) { 13746 return false; 13747 } 13748 13749 // Fix-up for forward-locked applications in ASEC containers. 13750 if (!isExternal(p)) { 13751 pStats.codeSize += pStats.externalCodeSize; 13752 pStats.externalCodeSize = 0L; 13753 } 13754 13755 return true; 13756 } 13757 13758 13759 @Override 13760 public void addPackageToPreferred(String packageName) { 13761 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13762 } 13763 13764 @Override 13765 public void removePackageFromPreferred(String packageName) { 13766 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13767 } 13768 13769 @Override 13770 public List<PackageInfo> getPreferredPackages(int flags) { 13771 return new ArrayList<PackageInfo>(); 13772 } 13773 13774 private int getUidTargetSdkVersionLockedLPr(int uid) { 13775 Object obj = mSettings.getUserIdLPr(uid); 13776 if (obj instanceof SharedUserSetting) { 13777 final SharedUserSetting sus = (SharedUserSetting) obj; 13778 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13779 final Iterator<PackageSetting> it = sus.packages.iterator(); 13780 while (it.hasNext()) { 13781 final PackageSetting ps = it.next(); 13782 if (ps.pkg != null) { 13783 int v = ps.pkg.applicationInfo.targetSdkVersion; 13784 if (v < vers) vers = v; 13785 } 13786 } 13787 return vers; 13788 } else if (obj instanceof PackageSetting) { 13789 final PackageSetting ps = (PackageSetting) obj; 13790 if (ps.pkg != null) { 13791 return ps.pkg.applicationInfo.targetSdkVersion; 13792 } 13793 } 13794 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13795 } 13796 13797 @Override 13798 public void addPreferredActivity(IntentFilter filter, int match, 13799 ComponentName[] set, ComponentName activity, int userId) { 13800 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13801 "Adding preferred"); 13802 } 13803 13804 private void addPreferredActivityInternal(IntentFilter filter, int match, 13805 ComponentName[] set, ComponentName activity, boolean always, int userId, 13806 String opname) { 13807 // writer 13808 int callingUid = Binder.getCallingUid(); 13809 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13810 if (filter.countActions() == 0) { 13811 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13812 return; 13813 } 13814 synchronized (mPackages) { 13815 if (mContext.checkCallingOrSelfPermission( 13816 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13817 != PackageManager.PERMISSION_GRANTED) { 13818 if (getUidTargetSdkVersionLockedLPr(callingUid) 13819 < Build.VERSION_CODES.FROYO) { 13820 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13821 + callingUid); 13822 return; 13823 } 13824 mContext.enforceCallingOrSelfPermission( 13825 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13826 } 13827 13828 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13829 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13830 + userId + ":"); 13831 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13832 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13833 scheduleWritePackageRestrictionsLocked(userId); 13834 } 13835 } 13836 13837 @Override 13838 public void replacePreferredActivity(IntentFilter filter, int match, 13839 ComponentName[] set, ComponentName activity, int userId) { 13840 if (filter.countActions() != 1) { 13841 throw new IllegalArgumentException( 13842 "replacePreferredActivity expects filter to have only 1 action."); 13843 } 13844 if (filter.countDataAuthorities() != 0 13845 || filter.countDataPaths() != 0 13846 || filter.countDataSchemes() > 1 13847 || filter.countDataTypes() != 0) { 13848 throw new IllegalArgumentException( 13849 "replacePreferredActivity expects filter to have no data authorities, " + 13850 "paths, or types; and at most one scheme."); 13851 } 13852 13853 final int callingUid = Binder.getCallingUid(); 13854 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13855 synchronized (mPackages) { 13856 if (mContext.checkCallingOrSelfPermission( 13857 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13858 != PackageManager.PERMISSION_GRANTED) { 13859 if (getUidTargetSdkVersionLockedLPr(callingUid) 13860 < Build.VERSION_CODES.FROYO) { 13861 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13862 + Binder.getCallingUid()); 13863 return; 13864 } 13865 mContext.enforceCallingOrSelfPermission( 13866 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13867 } 13868 13869 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13870 if (pir != null) { 13871 // Get all of the existing entries that exactly match this filter. 13872 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13873 if (existing != null && existing.size() == 1) { 13874 PreferredActivity cur = existing.get(0); 13875 if (DEBUG_PREFERRED) { 13876 Slog.i(TAG, "Checking replace of preferred:"); 13877 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13878 if (!cur.mPref.mAlways) { 13879 Slog.i(TAG, " -- CUR; not mAlways!"); 13880 } else { 13881 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13882 Slog.i(TAG, " -- CUR: mSet=" 13883 + Arrays.toString(cur.mPref.mSetComponents)); 13884 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13885 Slog.i(TAG, " -- NEW: mMatch=" 13886 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13887 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13888 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13889 } 13890 } 13891 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13892 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13893 && cur.mPref.sameSet(set)) { 13894 // Setting the preferred activity to what it happens to be already 13895 if (DEBUG_PREFERRED) { 13896 Slog.i(TAG, "Replacing with same preferred activity " 13897 + cur.mPref.mShortComponent + " for user " 13898 + userId + ":"); 13899 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13900 } 13901 return; 13902 } 13903 } 13904 13905 if (existing != null) { 13906 if (DEBUG_PREFERRED) { 13907 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13908 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13909 } 13910 for (int i = 0; i < existing.size(); i++) { 13911 PreferredActivity pa = existing.get(i); 13912 if (DEBUG_PREFERRED) { 13913 Slog.i(TAG, "Removing existing preferred activity " 13914 + pa.mPref.mComponent + ":"); 13915 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13916 } 13917 pir.removeFilter(pa); 13918 } 13919 } 13920 } 13921 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13922 "Replacing preferred"); 13923 } 13924 } 13925 13926 @Override 13927 public void clearPackagePreferredActivities(String packageName) { 13928 final int uid = Binder.getCallingUid(); 13929 // writer 13930 synchronized (mPackages) { 13931 PackageParser.Package pkg = mPackages.get(packageName); 13932 if (pkg == null || pkg.applicationInfo.uid != uid) { 13933 if (mContext.checkCallingOrSelfPermission( 13934 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13935 != PackageManager.PERMISSION_GRANTED) { 13936 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13937 < Build.VERSION_CODES.FROYO) { 13938 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13939 + Binder.getCallingUid()); 13940 return; 13941 } 13942 mContext.enforceCallingOrSelfPermission( 13943 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13944 } 13945 } 13946 13947 int user = UserHandle.getCallingUserId(); 13948 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13949 scheduleWritePackageRestrictionsLocked(user); 13950 } 13951 } 13952 } 13953 13954 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13955 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13956 ArrayList<PreferredActivity> removed = null; 13957 boolean changed = false; 13958 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13959 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13960 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13961 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13962 continue; 13963 } 13964 Iterator<PreferredActivity> it = pir.filterIterator(); 13965 while (it.hasNext()) { 13966 PreferredActivity pa = it.next(); 13967 // Mark entry for removal only if it matches the package name 13968 // and the entry is of type "always". 13969 if (packageName == null || 13970 (pa.mPref.mComponent.getPackageName().equals(packageName) 13971 && pa.mPref.mAlways)) { 13972 if (removed == null) { 13973 removed = new ArrayList<PreferredActivity>(); 13974 } 13975 removed.add(pa); 13976 } 13977 } 13978 if (removed != null) { 13979 for (int j=0; j<removed.size(); j++) { 13980 PreferredActivity pa = removed.get(j); 13981 pir.removeFilter(pa); 13982 } 13983 changed = true; 13984 } 13985 } 13986 return changed; 13987 } 13988 13989 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13990 private void clearIntentFilterVerificationsLPw(int userId) { 13991 final int packageCount = mPackages.size(); 13992 for (int i = 0; i < packageCount; i++) { 13993 PackageParser.Package pkg = mPackages.valueAt(i); 13994 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13995 } 13996 } 13997 13998 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13999 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14000 if (userId == UserHandle.USER_ALL) { 14001 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14002 sUserManager.getUserIds())) { 14003 for (int oneUserId : sUserManager.getUserIds()) { 14004 scheduleWritePackageRestrictionsLocked(oneUserId); 14005 } 14006 } 14007 } else { 14008 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14009 scheduleWritePackageRestrictionsLocked(userId); 14010 } 14011 } 14012 } 14013 14014 void clearDefaultBrowserIfNeeded(String packageName) { 14015 for (int oneUserId : sUserManager.getUserIds()) { 14016 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14017 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14018 if (packageName.equals(defaultBrowserPackageName)) { 14019 setDefaultBrowserPackageName(null, oneUserId); 14020 } 14021 } 14022 } 14023 14024 @Override 14025 public void resetApplicationPreferences(int userId) { 14026 mContext.enforceCallingOrSelfPermission( 14027 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14028 // writer 14029 synchronized (mPackages) { 14030 final long identity = Binder.clearCallingIdentity(); 14031 try { 14032 clearPackagePreferredActivitiesLPw(null, userId); 14033 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14034 // TODO: We have to reset the default SMS and Phone. This requires 14035 // significant refactoring to keep all default apps in the package 14036 // manager (cleaner but more work) or have the services provide 14037 // callbacks to the package manager to request a default app reset. 14038 applyFactoryDefaultBrowserLPw(userId); 14039 clearIntentFilterVerificationsLPw(userId); 14040 primeDomainVerificationsLPw(userId); 14041 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14042 scheduleWritePackageRestrictionsLocked(userId); 14043 } finally { 14044 Binder.restoreCallingIdentity(identity); 14045 } 14046 } 14047 } 14048 14049 @Override 14050 public int getPreferredActivities(List<IntentFilter> outFilters, 14051 List<ComponentName> outActivities, String packageName) { 14052 14053 int num = 0; 14054 final int userId = UserHandle.getCallingUserId(); 14055 // reader 14056 synchronized (mPackages) { 14057 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14058 if (pir != null) { 14059 final Iterator<PreferredActivity> it = pir.filterIterator(); 14060 while (it.hasNext()) { 14061 final PreferredActivity pa = it.next(); 14062 if (packageName == null 14063 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14064 && pa.mPref.mAlways)) { 14065 if (outFilters != null) { 14066 outFilters.add(new IntentFilter(pa)); 14067 } 14068 if (outActivities != null) { 14069 outActivities.add(pa.mPref.mComponent); 14070 } 14071 } 14072 } 14073 } 14074 } 14075 14076 return num; 14077 } 14078 14079 @Override 14080 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14081 int userId) { 14082 int callingUid = Binder.getCallingUid(); 14083 if (callingUid != Process.SYSTEM_UID) { 14084 throw new SecurityException( 14085 "addPersistentPreferredActivity can only be run by the system"); 14086 } 14087 if (filter.countActions() == 0) { 14088 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14089 return; 14090 } 14091 synchronized (mPackages) { 14092 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14093 " :"); 14094 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14095 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14096 new PersistentPreferredActivity(filter, activity)); 14097 scheduleWritePackageRestrictionsLocked(userId); 14098 } 14099 } 14100 14101 @Override 14102 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14103 int callingUid = Binder.getCallingUid(); 14104 if (callingUid != Process.SYSTEM_UID) { 14105 throw new SecurityException( 14106 "clearPackagePersistentPreferredActivities can only be run by the system"); 14107 } 14108 ArrayList<PersistentPreferredActivity> removed = null; 14109 boolean changed = false; 14110 synchronized (mPackages) { 14111 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14112 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14113 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14114 .valueAt(i); 14115 if (userId != thisUserId) { 14116 continue; 14117 } 14118 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14119 while (it.hasNext()) { 14120 PersistentPreferredActivity ppa = it.next(); 14121 // Mark entry for removal only if it matches the package name. 14122 if (ppa.mComponent.getPackageName().equals(packageName)) { 14123 if (removed == null) { 14124 removed = new ArrayList<PersistentPreferredActivity>(); 14125 } 14126 removed.add(ppa); 14127 } 14128 } 14129 if (removed != null) { 14130 for (int j=0; j<removed.size(); j++) { 14131 PersistentPreferredActivity ppa = removed.get(j); 14132 ppir.removeFilter(ppa); 14133 } 14134 changed = true; 14135 } 14136 } 14137 14138 if (changed) { 14139 scheduleWritePackageRestrictionsLocked(userId); 14140 } 14141 } 14142 } 14143 14144 /** 14145 * Common machinery for picking apart a restored XML blob and passing 14146 * it to a caller-supplied functor to be applied to the running system. 14147 */ 14148 private void restoreFromXml(XmlPullParser parser, int userId, 14149 String expectedStartTag, BlobXmlRestorer functor) 14150 throws IOException, XmlPullParserException { 14151 int type; 14152 while ((type = parser.next()) != XmlPullParser.START_TAG 14153 && type != XmlPullParser.END_DOCUMENT) { 14154 } 14155 if (type != XmlPullParser.START_TAG) { 14156 // oops didn't find a start tag?! 14157 if (DEBUG_BACKUP) { 14158 Slog.e(TAG, "Didn't find start tag during restore"); 14159 } 14160 return; 14161 } 14162 14163 // this is supposed to be TAG_PREFERRED_BACKUP 14164 if (!expectedStartTag.equals(parser.getName())) { 14165 if (DEBUG_BACKUP) { 14166 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14167 } 14168 return; 14169 } 14170 14171 // skip interfering stuff, then we're aligned with the backing implementation 14172 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14173 functor.apply(parser, userId); 14174 } 14175 14176 private interface BlobXmlRestorer { 14177 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14178 } 14179 14180 /** 14181 * Non-Binder method, support for the backup/restore mechanism: write the 14182 * full set of preferred activities in its canonical XML format. Returns the 14183 * XML output as a byte array, or null if there is none. 14184 */ 14185 @Override 14186 public byte[] getPreferredActivityBackup(int userId) { 14187 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14188 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14189 } 14190 14191 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14192 try { 14193 final XmlSerializer serializer = new FastXmlSerializer(); 14194 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14195 serializer.startDocument(null, true); 14196 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14197 14198 synchronized (mPackages) { 14199 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14200 } 14201 14202 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14203 serializer.endDocument(); 14204 serializer.flush(); 14205 } catch (Exception e) { 14206 if (DEBUG_BACKUP) { 14207 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14208 } 14209 return null; 14210 } 14211 14212 return dataStream.toByteArray(); 14213 } 14214 14215 @Override 14216 public void restorePreferredActivities(byte[] backup, int userId) { 14217 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14218 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14219 } 14220 14221 try { 14222 final XmlPullParser parser = Xml.newPullParser(); 14223 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14224 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14225 new BlobXmlRestorer() { 14226 @Override 14227 public void apply(XmlPullParser parser, int userId) 14228 throws XmlPullParserException, IOException { 14229 synchronized (mPackages) { 14230 mSettings.readPreferredActivitiesLPw(parser, userId); 14231 } 14232 } 14233 } ); 14234 } catch (Exception e) { 14235 if (DEBUG_BACKUP) { 14236 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14237 } 14238 } 14239 } 14240 14241 /** 14242 * Non-Binder method, support for the backup/restore mechanism: write the 14243 * default browser (etc) settings in its canonical XML format. Returns the default 14244 * browser XML representation as a byte array, or null if there is none. 14245 */ 14246 @Override 14247 public byte[] getDefaultAppsBackup(int userId) { 14248 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14249 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14250 } 14251 14252 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14253 try { 14254 final XmlSerializer serializer = new FastXmlSerializer(); 14255 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14256 serializer.startDocument(null, true); 14257 serializer.startTag(null, TAG_DEFAULT_APPS); 14258 14259 synchronized (mPackages) { 14260 mSettings.writeDefaultAppsLPr(serializer, userId); 14261 } 14262 14263 serializer.endTag(null, TAG_DEFAULT_APPS); 14264 serializer.endDocument(); 14265 serializer.flush(); 14266 } catch (Exception e) { 14267 if (DEBUG_BACKUP) { 14268 Slog.e(TAG, "Unable to write default apps for backup", e); 14269 } 14270 return null; 14271 } 14272 14273 return dataStream.toByteArray(); 14274 } 14275 14276 @Override 14277 public void restoreDefaultApps(byte[] backup, int userId) { 14278 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14279 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14280 } 14281 14282 try { 14283 final XmlPullParser parser = Xml.newPullParser(); 14284 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14285 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14286 new BlobXmlRestorer() { 14287 @Override 14288 public void apply(XmlPullParser parser, int userId) 14289 throws XmlPullParserException, IOException { 14290 synchronized (mPackages) { 14291 mSettings.readDefaultAppsLPw(parser, userId); 14292 } 14293 } 14294 } ); 14295 } catch (Exception e) { 14296 if (DEBUG_BACKUP) { 14297 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14298 } 14299 } 14300 } 14301 14302 @Override 14303 public byte[] getIntentFilterVerificationBackup(int userId) { 14304 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14305 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14306 } 14307 14308 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14309 try { 14310 final XmlSerializer serializer = new FastXmlSerializer(); 14311 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14312 serializer.startDocument(null, true); 14313 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14314 14315 synchronized (mPackages) { 14316 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14317 } 14318 14319 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14320 serializer.endDocument(); 14321 serializer.flush(); 14322 } catch (Exception e) { 14323 if (DEBUG_BACKUP) { 14324 Slog.e(TAG, "Unable to write default apps for backup", e); 14325 } 14326 return null; 14327 } 14328 14329 return dataStream.toByteArray(); 14330 } 14331 14332 @Override 14333 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14334 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14335 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14336 } 14337 14338 try { 14339 final XmlPullParser parser = Xml.newPullParser(); 14340 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14341 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14342 new BlobXmlRestorer() { 14343 @Override 14344 public void apply(XmlPullParser parser, int userId) 14345 throws XmlPullParserException, IOException { 14346 synchronized (mPackages) { 14347 mSettings.readAllDomainVerificationsLPr(parser, userId); 14348 mSettings.writeLPr(); 14349 } 14350 } 14351 } ); 14352 } catch (Exception e) { 14353 if (DEBUG_BACKUP) { 14354 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14355 } 14356 } 14357 } 14358 14359 @Override 14360 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14361 int sourceUserId, int targetUserId, int flags) { 14362 mContext.enforceCallingOrSelfPermission( 14363 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14364 int callingUid = Binder.getCallingUid(); 14365 enforceOwnerRights(ownerPackage, callingUid); 14366 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14367 if (intentFilter.countActions() == 0) { 14368 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14369 return; 14370 } 14371 synchronized (mPackages) { 14372 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14373 ownerPackage, targetUserId, flags); 14374 CrossProfileIntentResolver resolver = 14375 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14376 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14377 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14378 if (existing != null) { 14379 int size = existing.size(); 14380 for (int i = 0; i < size; i++) { 14381 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14382 return; 14383 } 14384 } 14385 } 14386 resolver.addFilter(newFilter); 14387 scheduleWritePackageRestrictionsLocked(sourceUserId); 14388 } 14389 } 14390 14391 @Override 14392 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14393 mContext.enforceCallingOrSelfPermission( 14394 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14395 int callingUid = Binder.getCallingUid(); 14396 enforceOwnerRights(ownerPackage, callingUid); 14397 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14398 synchronized (mPackages) { 14399 CrossProfileIntentResolver resolver = 14400 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14401 ArraySet<CrossProfileIntentFilter> set = 14402 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14403 for (CrossProfileIntentFilter filter : set) { 14404 if (filter.getOwnerPackage().equals(ownerPackage)) { 14405 resolver.removeFilter(filter); 14406 } 14407 } 14408 scheduleWritePackageRestrictionsLocked(sourceUserId); 14409 } 14410 } 14411 14412 // Enforcing that callingUid is owning pkg on userId 14413 private void enforceOwnerRights(String pkg, int callingUid) { 14414 // The system owns everything. 14415 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14416 return; 14417 } 14418 int callingUserId = UserHandle.getUserId(callingUid); 14419 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14420 if (pi == null) { 14421 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14422 + callingUserId); 14423 } 14424 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14425 throw new SecurityException("Calling uid " + callingUid 14426 + " does not own package " + pkg); 14427 } 14428 } 14429 14430 @Override 14431 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14432 Intent intent = new Intent(Intent.ACTION_MAIN); 14433 intent.addCategory(Intent.CATEGORY_HOME); 14434 14435 final int callingUserId = UserHandle.getCallingUserId(); 14436 List<ResolveInfo> list = queryIntentActivities(intent, null, 14437 PackageManager.GET_META_DATA, callingUserId); 14438 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14439 true, false, false, callingUserId); 14440 14441 allHomeCandidates.clear(); 14442 if (list != null) { 14443 for (ResolveInfo ri : list) { 14444 allHomeCandidates.add(ri); 14445 } 14446 } 14447 return (preferred == null || preferred.activityInfo == null) 14448 ? null 14449 : new ComponentName(preferred.activityInfo.packageName, 14450 preferred.activityInfo.name); 14451 } 14452 14453 @Override 14454 public void setApplicationEnabledSetting(String appPackageName, 14455 int newState, int flags, int userId, String callingPackage) { 14456 if (!sUserManager.exists(userId)) return; 14457 if (callingPackage == null) { 14458 callingPackage = Integer.toString(Binder.getCallingUid()); 14459 } 14460 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14461 } 14462 14463 @Override 14464 public void setComponentEnabledSetting(ComponentName componentName, 14465 int newState, int flags, int userId) { 14466 if (!sUserManager.exists(userId)) return; 14467 setEnabledSetting(componentName.getPackageName(), 14468 componentName.getClassName(), newState, flags, userId, null); 14469 } 14470 14471 private void setEnabledSetting(final String packageName, String className, int newState, 14472 final int flags, int userId, String callingPackage) { 14473 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14474 || newState == COMPONENT_ENABLED_STATE_ENABLED 14475 || newState == COMPONENT_ENABLED_STATE_DISABLED 14476 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14477 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14478 throw new IllegalArgumentException("Invalid new component state: " 14479 + newState); 14480 } 14481 PackageSetting pkgSetting; 14482 final int uid = Binder.getCallingUid(); 14483 final int permission = mContext.checkCallingOrSelfPermission( 14484 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14485 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14486 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14487 boolean sendNow = false; 14488 boolean isApp = (className == null); 14489 String componentName = isApp ? packageName : className; 14490 int packageUid = -1; 14491 ArrayList<String> components; 14492 14493 // writer 14494 synchronized (mPackages) { 14495 pkgSetting = mSettings.mPackages.get(packageName); 14496 if (pkgSetting == null) { 14497 if (className == null) { 14498 throw new IllegalArgumentException( 14499 "Unknown package: " + packageName); 14500 } 14501 throw new IllegalArgumentException( 14502 "Unknown component: " + packageName 14503 + "/" + className); 14504 } 14505 // Allow root and verify that userId is not being specified by a different user 14506 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14507 throw new SecurityException( 14508 "Permission Denial: attempt to change component state from pid=" 14509 + Binder.getCallingPid() 14510 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14511 } 14512 if (className == null) { 14513 // We're dealing with an application/package level state change 14514 if (pkgSetting.getEnabled(userId) == newState) { 14515 // Nothing to do 14516 return; 14517 } 14518 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14519 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14520 // Don't care about who enables an app. 14521 callingPackage = null; 14522 } 14523 pkgSetting.setEnabled(newState, userId, callingPackage); 14524 // pkgSetting.pkg.mSetEnabled = newState; 14525 } else { 14526 // We're dealing with a component level state change 14527 // First, verify that this is a valid class name. 14528 PackageParser.Package pkg = pkgSetting.pkg; 14529 if (pkg == null || !pkg.hasComponentClassName(className)) { 14530 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14531 throw new IllegalArgumentException("Component class " + className 14532 + " does not exist in " + packageName); 14533 } else { 14534 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14535 + className + " does not exist in " + packageName); 14536 } 14537 } 14538 switch (newState) { 14539 case COMPONENT_ENABLED_STATE_ENABLED: 14540 if (!pkgSetting.enableComponentLPw(className, userId)) { 14541 return; 14542 } 14543 break; 14544 case COMPONENT_ENABLED_STATE_DISABLED: 14545 if (!pkgSetting.disableComponentLPw(className, userId)) { 14546 return; 14547 } 14548 break; 14549 case COMPONENT_ENABLED_STATE_DEFAULT: 14550 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14551 return; 14552 } 14553 break; 14554 default: 14555 Slog.e(TAG, "Invalid new component state: " + newState); 14556 return; 14557 } 14558 } 14559 scheduleWritePackageRestrictionsLocked(userId); 14560 components = mPendingBroadcasts.get(userId, packageName); 14561 final boolean newPackage = components == null; 14562 if (newPackage) { 14563 components = new ArrayList<String>(); 14564 } 14565 if (!components.contains(componentName)) { 14566 components.add(componentName); 14567 } 14568 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14569 sendNow = true; 14570 // Purge entry from pending broadcast list if another one exists already 14571 // since we are sending one right away. 14572 mPendingBroadcasts.remove(userId, packageName); 14573 } else { 14574 if (newPackage) { 14575 mPendingBroadcasts.put(userId, packageName, components); 14576 } 14577 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14578 // Schedule a message 14579 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14580 } 14581 } 14582 } 14583 14584 long callingId = Binder.clearCallingIdentity(); 14585 try { 14586 if (sendNow) { 14587 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14588 sendPackageChangedBroadcast(packageName, 14589 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14590 } 14591 } finally { 14592 Binder.restoreCallingIdentity(callingId); 14593 } 14594 } 14595 14596 private void sendPackageChangedBroadcast(String packageName, 14597 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14598 if (DEBUG_INSTALL) 14599 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14600 + componentNames); 14601 Bundle extras = new Bundle(4); 14602 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14603 String nameList[] = new String[componentNames.size()]; 14604 componentNames.toArray(nameList); 14605 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14606 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14607 extras.putInt(Intent.EXTRA_UID, packageUid); 14608 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14609 new int[] {UserHandle.getUserId(packageUid)}); 14610 } 14611 14612 @Override 14613 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14614 if (!sUserManager.exists(userId)) return; 14615 final int uid = Binder.getCallingUid(); 14616 final int permission = mContext.checkCallingOrSelfPermission( 14617 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14618 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14619 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14620 // writer 14621 synchronized (mPackages) { 14622 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14623 allowedByPermission, uid, userId)) { 14624 scheduleWritePackageRestrictionsLocked(userId); 14625 } 14626 } 14627 } 14628 14629 @Override 14630 public String getInstallerPackageName(String packageName) { 14631 // reader 14632 synchronized (mPackages) { 14633 return mSettings.getInstallerPackageNameLPr(packageName); 14634 } 14635 } 14636 14637 @Override 14638 public int getApplicationEnabledSetting(String packageName, int userId) { 14639 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14640 int uid = Binder.getCallingUid(); 14641 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14642 // reader 14643 synchronized (mPackages) { 14644 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14645 } 14646 } 14647 14648 @Override 14649 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14650 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14651 int uid = Binder.getCallingUid(); 14652 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14653 // reader 14654 synchronized (mPackages) { 14655 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14656 } 14657 } 14658 14659 @Override 14660 public void enterSafeMode() { 14661 enforceSystemOrRoot("Only the system can request entering safe mode"); 14662 14663 if (!mSystemReady) { 14664 mSafeMode = true; 14665 } 14666 } 14667 14668 @Override 14669 public void systemReady() { 14670 mSystemReady = true; 14671 14672 // Read the compatibilty setting when the system is ready. 14673 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14674 mContext.getContentResolver(), 14675 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14676 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14677 if (DEBUG_SETTINGS) { 14678 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14679 } 14680 14681 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14682 14683 synchronized (mPackages) { 14684 // Verify that all of the preferred activity components actually 14685 // exist. It is possible for applications to be updated and at 14686 // that point remove a previously declared activity component that 14687 // had been set as a preferred activity. We try to clean this up 14688 // the next time we encounter that preferred activity, but it is 14689 // possible for the user flow to never be able to return to that 14690 // situation so here we do a sanity check to make sure we haven't 14691 // left any junk around. 14692 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14693 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14694 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14695 removed.clear(); 14696 for (PreferredActivity pa : pir.filterSet()) { 14697 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14698 removed.add(pa); 14699 } 14700 } 14701 if (removed.size() > 0) { 14702 for (int r=0; r<removed.size(); r++) { 14703 PreferredActivity pa = removed.get(r); 14704 Slog.w(TAG, "Removing dangling preferred activity: " 14705 + pa.mPref.mComponent); 14706 pir.removeFilter(pa); 14707 } 14708 mSettings.writePackageRestrictionsLPr( 14709 mSettings.mPreferredActivities.keyAt(i)); 14710 } 14711 } 14712 14713 for (int userId : UserManagerService.getInstance().getUserIds()) { 14714 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14715 grantPermissionsUserIds = ArrayUtils.appendInt( 14716 grantPermissionsUserIds, userId); 14717 } 14718 } 14719 } 14720 sUserManager.systemReady(); 14721 14722 // If we upgraded grant all default permissions before kicking off. 14723 for (int userId : grantPermissionsUserIds) { 14724 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14725 } 14726 14727 // Kick off any messages waiting for system ready 14728 if (mPostSystemReadyMessages != null) { 14729 for (Message msg : mPostSystemReadyMessages) { 14730 msg.sendToTarget(); 14731 } 14732 mPostSystemReadyMessages = null; 14733 } 14734 14735 // Watch for external volumes that come and go over time 14736 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14737 storage.registerListener(mStorageListener); 14738 14739 mInstallerService.systemReady(); 14740 mPackageDexOptimizer.systemReady(); 14741 14742 MountServiceInternal mountServiceInternal = LocalServices.getService( 14743 MountServiceInternal.class); 14744 mountServiceInternal.addExternalStoragePolicy( 14745 new MountServiceInternal.ExternalStorageMountPolicy() { 14746 @Override 14747 public int getMountMode(int uid, String packageName) { 14748 if (Process.isIsolated(uid)) { 14749 return Zygote.MOUNT_EXTERNAL_NONE; 14750 } 14751 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14752 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14753 } 14754 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14755 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14756 } 14757 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14758 return Zygote.MOUNT_EXTERNAL_READ; 14759 } 14760 return Zygote.MOUNT_EXTERNAL_WRITE; 14761 } 14762 14763 @Override 14764 public boolean hasExternalStorage(int uid, String packageName) { 14765 return true; 14766 } 14767 }); 14768 } 14769 14770 @Override 14771 public boolean isSafeMode() { 14772 return mSafeMode; 14773 } 14774 14775 @Override 14776 public boolean hasSystemUidErrors() { 14777 return mHasSystemUidErrors; 14778 } 14779 14780 static String arrayToString(int[] array) { 14781 StringBuffer buf = new StringBuffer(128); 14782 buf.append('['); 14783 if (array != null) { 14784 for (int i=0; i<array.length; i++) { 14785 if (i > 0) buf.append(", "); 14786 buf.append(array[i]); 14787 } 14788 } 14789 buf.append(']'); 14790 return buf.toString(); 14791 } 14792 14793 static class DumpState { 14794 public static final int DUMP_LIBS = 1 << 0; 14795 public static final int DUMP_FEATURES = 1 << 1; 14796 public static final int DUMP_RESOLVERS = 1 << 2; 14797 public static final int DUMP_PERMISSIONS = 1 << 3; 14798 public static final int DUMP_PACKAGES = 1 << 4; 14799 public static final int DUMP_SHARED_USERS = 1 << 5; 14800 public static final int DUMP_MESSAGES = 1 << 6; 14801 public static final int DUMP_PROVIDERS = 1 << 7; 14802 public static final int DUMP_VERIFIERS = 1 << 8; 14803 public static final int DUMP_PREFERRED = 1 << 9; 14804 public static final int DUMP_PREFERRED_XML = 1 << 10; 14805 public static final int DUMP_KEYSETS = 1 << 11; 14806 public static final int DUMP_VERSION = 1 << 12; 14807 public static final int DUMP_INSTALLS = 1 << 13; 14808 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14809 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14810 14811 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14812 14813 private int mTypes; 14814 14815 private int mOptions; 14816 14817 private boolean mTitlePrinted; 14818 14819 private SharedUserSetting mSharedUser; 14820 14821 public boolean isDumping(int type) { 14822 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14823 return true; 14824 } 14825 14826 return (mTypes & type) != 0; 14827 } 14828 14829 public void setDump(int type) { 14830 mTypes |= type; 14831 } 14832 14833 public boolean isOptionEnabled(int option) { 14834 return (mOptions & option) != 0; 14835 } 14836 14837 public void setOptionEnabled(int option) { 14838 mOptions |= option; 14839 } 14840 14841 public boolean onTitlePrinted() { 14842 final boolean printed = mTitlePrinted; 14843 mTitlePrinted = true; 14844 return printed; 14845 } 14846 14847 public boolean getTitlePrinted() { 14848 return mTitlePrinted; 14849 } 14850 14851 public void setTitlePrinted(boolean enabled) { 14852 mTitlePrinted = enabled; 14853 } 14854 14855 public SharedUserSetting getSharedUser() { 14856 return mSharedUser; 14857 } 14858 14859 public void setSharedUser(SharedUserSetting user) { 14860 mSharedUser = user; 14861 } 14862 } 14863 14864 @Override 14865 public void onShellCommand(FileDescriptor in, FileDescriptor out, 14866 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 14867 (new PackageManagerShellCommand(this)).exec( 14868 this, in, out, err, args, resultReceiver); 14869 } 14870 14871 @Override 14872 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14873 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14874 != PackageManager.PERMISSION_GRANTED) { 14875 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14876 + Binder.getCallingPid() 14877 + ", uid=" + Binder.getCallingUid() 14878 + " without permission " 14879 + android.Manifest.permission.DUMP); 14880 return; 14881 } 14882 14883 DumpState dumpState = new DumpState(); 14884 boolean fullPreferred = false; 14885 boolean checkin = false; 14886 14887 String packageName = null; 14888 ArraySet<String> permissionNames = null; 14889 14890 int opti = 0; 14891 while (opti < args.length) { 14892 String opt = args[opti]; 14893 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14894 break; 14895 } 14896 opti++; 14897 14898 if ("-a".equals(opt)) { 14899 // Right now we only know how to print all. 14900 } else if ("-h".equals(opt)) { 14901 pw.println("Package manager dump options:"); 14902 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14903 pw.println(" --checkin: dump for a checkin"); 14904 pw.println(" -f: print details of intent filters"); 14905 pw.println(" -h: print this help"); 14906 pw.println(" cmd may be one of:"); 14907 pw.println(" l[ibraries]: list known shared libraries"); 14908 pw.println(" f[ibraries]: list device features"); 14909 pw.println(" k[eysets]: print known keysets"); 14910 pw.println(" r[esolvers]: dump intent resolvers"); 14911 pw.println(" perm[issions]: dump permissions"); 14912 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14913 pw.println(" pref[erred]: print preferred package settings"); 14914 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14915 pw.println(" prov[iders]: dump content providers"); 14916 pw.println(" p[ackages]: dump installed packages"); 14917 pw.println(" s[hared-users]: dump shared user IDs"); 14918 pw.println(" m[essages]: print collected runtime messages"); 14919 pw.println(" v[erifiers]: print package verifier info"); 14920 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14921 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14922 pw.println(" version: print database version info"); 14923 pw.println(" write: write current settings now"); 14924 pw.println(" installs: details about install sessions"); 14925 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 14926 pw.println(" <package.name>: info about given package"); 14927 return; 14928 } else if ("--checkin".equals(opt)) { 14929 checkin = true; 14930 } else if ("-f".equals(opt)) { 14931 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14932 } else { 14933 pw.println("Unknown argument: " + opt + "; use -h for help"); 14934 } 14935 } 14936 14937 // Is the caller requesting to dump a particular piece of data? 14938 if (opti < args.length) { 14939 String cmd = args[opti]; 14940 opti++; 14941 // Is this a package name? 14942 if ("android".equals(cmd) || cmd.contains(".")) { 14943 packageName = cmd; 14944 // When dumping a single package, we always dump all of its 14945 // filter information since the amount of data will be reasonable. 14946 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14947 } else if ("check-permission".equals(cmd)) { 14948 if (opti >= args.length) { 14949 pw.println("Error: check-permission missing permission argument"); 14950 return; 14951 } 14952 String perm = args[opti]; 14953 opti++; 14954 if (opti >= args.length) { 14955 pw.println("Error: check-permission missing package argument"); 14956 return; 14957 } 14958 String pkg = args[opti]; 14959 opti++; 14960 int user = UserHandle.getUserId(Binder.getCallingUid()); 14961 if (opti < args.length) { 14962 try { 14963 user = Integer.parseInt(args[opti]); 14964 } catch (NumberFormatException e) { 14965 pw.println("Error: check-permission user argument is not a number: " 14966 + args[opti]); 14967 return; 14968 } 14969 } 14970 pw.println(checkPermission(perm, pkg, user)); 14971 return; 14972 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14973 dumpState.setDump(DumpState.DUMP_LIBS); 14974 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14975 dumpState.setDump(DumpState.DUMP_FEATURES); 14976 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14977 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14978 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14979 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14980 } else if ("permission".equals(cmd)) { 14981 if (opti >= args.length) { 14982 pw.println("Error: permission requires permission name"); 14983 return; 14984 } 14985 permissionNames = new ArraySet<>(); 14986 while (opti < args.length) { 14987 permissionNames.add(args[opti]); 14988 opti++; 14989 } 14990 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14991 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14992 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14993 dumpState.setDump(DumpState.DUMP_PREFERRED); 14994 } else if ("preferred-xml".equals(cmd)) { 14995 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14996 if (opti < args.length && "--full".equals(args[opti])) { 14997 fullPreferred = true; 14998 opti++; 14999 } 15000 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15001 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15002 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15003 dumpState.setDump(DumpState.DUMP_PACKAGES); 15004 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15005 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15006 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15007 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15008 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15009 dumpState.setDump(DumpState.DUMP_MESSAGES); 15010 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15011 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15012 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15013 || "intent-filter-verifiers".equals(cmd)) { 15014 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15015 } else if ("version".equals(cmd)) { 15016 dumpState.setDump(DumpState.DUMP_VERSION); 15017 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15018 dumpState.setDump(DumpState.DUMP_KEYSETS); 15019 } else if ("installs".equals(cmd)) { 15020 dumpState.setDump(DumpState.DUMP_INSTALLS); 15021 } else if ("write".equals(cmd)) { 15022 synchronized (mPackages) { 15023 mSettings.writeLPr(); 15024 pw.println("Settings written."); 15025 return; 15026 } 15027 } 15028 } 15029 15030 if (checkin) { 15031 pw.println("vers,1"); 15032 } 15033 15034 // reader 15035 synchronized (mPackages) { 15036 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15037 if (!checkin) { 15038 if (dumpState.onTitlePrinted()) 15039 pw.println(); 15040 pw.println("Database versions:"); 15041 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15042 } 15043 } 15044 15045 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15046 if (!checkin) { 15047 if (dumpState.onTitlePrinted()) 15048 pw.println(); 15049 pw.println("Verifiers:"); 15050 pw.print(" Required: "); 15051 pw.print(mRequiredVerifierPackage); 15052 pw.print(" (uid="); 15053 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15054 pw.println(")"); 15055 } else if (mRequiredVerifierPackage != null) { 15056 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15057 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15058 } 15059 } 15060 15061 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15062 packageName == null) { 15063 if (mIntentFilterVerifierComponent != null) { 15064 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15065 if (!checkin) { 15066 if (dumpState.onTitlePrinted()) 15067 pw.println(); 15068 pw.println("Intent Filter Verifier:"); 15069 pw.print(" Using: "); 15070 pw.print(verifierPackageName); 15071 pw.print(" (uid="); 15072 pw.print(getPackageUid(verifierPackageName, 0)); 15073 pw.println(")"); 15074 } else if (verifierPackageName != null) { 15075 pw.print("ifv,"); pw.print(verifierPackageName); 15076 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15077 } 15078 } else { 15079 pw.println(); 15080 pw.println("No Intent Filter Verifier available!"); 15081 } 15082 } 15083 15084 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15085 boolean printedHeader = false; 15086 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15087 while (it.hasNext()) { 15088 String name = it.next(); 15089 SharedLibraryEntry ent = mSharedLibraries.get(name); 15090 if (!checkin) { 15091 if (!printedHeader) { 15092 if (dumpState.onTitlePrinted()) 15093 pw.println(); 15094 pw.println("Libraries:"); 15095 printedHeader = true; 15096 } 15097 pw.print(" "); 15098 } else { 15099 pw.print("lib,"); 15100 } 15101 pw.print(name); 15102 if (!checkin) { 15103 pw.print(" -> "); 15104 } 15105 if (ent.path != null) { 15106 if (!checkin) { 15107 pw.print("(jar) "); 15108 pw.print(ent.path); 15109 } else { 15110 pw.print(",jar,"); 15111 pw.print(ent.path); 15112 } 15113 } else { 15114 if (!checkin) { 15115 pw.print("(apk) "); 15116 pw.print(ent.apk); 15117 } else { 15118 pw.print(",apk,"); 15119 pw.print(ent.apk); 15120 } 15121 } 15122 pw.println(); 15123 } 15124 } 15125 15126 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15127 if (dumpState.onTitlePrinted()) 15128 pw.println(); 15129 if (!checkin) { 15130 pw.println("Features:"); 15131 } 15132 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15133 while (it.hasNext()) { 15134 String name = it.next(); 15135 if (!checkin) { 15136 pw.print(" "); 15137 } else { 15138 pw.print("feat,"); 15139 } 15140 pw.println(name); 15141 } 15142 } 15143 15144 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 15145 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15146 : "Activity Resolver Table:", " ", packageName, 15147 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15148 dumpState.setTitlePrinted(true); 15149 } 15150 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15151 : "Receiver Resolver Table:", " ", packageName, 15152 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15153 dumpState.setTitlePrinted(true); 15154 } 15155 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15156 : "Service Resolver Table:", " ", packageName, 15157 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15158 dumpState.setTitlePrinted(true); 15159 } 15160 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15161 : "Provider Resolver Table:", " ", packageName, 15162 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15163 dumpState.setTitlePrinted(true); 15164 } 15165 } 15166 15167 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15168 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15169 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15170 int user = mSettings.mPreferredActivities.keyAt(i); 15171 if (pir.dump(pw, 15172 dumpState.getTitlePrinted() 15173 ? "\nPreferred Activities User " + user + ":" 15174 : "Preferred Activities User " + user + ":", " ", 15175 packageName, true, false)) { 15176 dumpState.setTitlePrinted(true); 15177 } 15178 } 15179 } 15180 15181 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15182 pw.flush(); 15183 FileOutputStream fout = new FileOutputStream(fd); 15184 BufferedOutputStream str = new BufferedOutputStream(fout); 15185 XmlSerializer serializer = new FastXmlSerializer(); 15186 try { 15187 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15188 serializer.startDocument(null, true); 15189 serializer.setFeature( 15190 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15191 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15192 serializer.endDocument(); 15193 serializer.flush(); 15194 } catch (IllegalArgumentException e) { 15195 pw.println("Failed writing: " + e); 15196 } catch (IllegalStateException e) { 15197 pw.println("Failed writing: " + e); 15198 } catch (IOException e) { 15199 pw.println("Failed writing: " + e); 15200 } 15201 } 15202 15203 if (!checkin 15204 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15205 && packageName == null) { 15206 pw.println(); 15207 int count = mSettings.mPackages.size(); 15208 if (count == 0) { 15209 pw.println("No applications!"); 15210 pw.println(); 15211 } else { 15212 final String prefix = " "; 15213 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15214 if (allPackageSettings.size() == 0) { 15215 pw.println("No domain preferred apps!"); 15216 pw.println(); 15217 } else { 15218 pw.println("App verification status:"); 15219 pw.println(); 15220 count = 0; 15221 for (PackageSetting ps : allPackageSettings) { 15222 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15223 if (ivi == null || ivi.getPackageName() == null) continue; 15224 pw.println(prefix + "Package: " + ivi.getPackageName()); 15225 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15226 pw.println(prefix + "Status: " + ivi.getStatusString()); 15227 pw.println(); 15228 count++; 15229 } 15230 if (count == 0) { 15231 pw.println(prefix + "No app verification established."); 15232 pw.println(); 15233 } 15234 for (int userId : sUserManager.getUserIds()) { 15235 pw.println("App linkages for user " + userId + ":"); 15236 pw.println(); 15237 count = 0; 15238 for (PackageSetting ps : allPackageSettings) { 15239 final long status = ps.getDomainVerificationStatusForUser(userId); 15240 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15241 continue; 15242 } 15243 pw.println(prefix + "Package: " + ps.name); 15244 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15245 String statusStr = IntentFilterVerificationInfo. 15246 getStatusStringFromValue(status); 15247 pw.println(prefix + "Status: " + statusStr); 15248 pw.println(); 15249 count++; 15250 } 15251 if (count == 0) { 15252 pw.println(prefix + "No configured app linkages."); 15253 pw.println(); 15254 } 15255 } 15256 } 15257 } 15258 } 15259 15260 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15261 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15262 if (packageName == null && permissionNames == null) { 15263 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15264 if (iperm == 0) { 15265 if (dumpState.onTitlePrinted()) 15266 pw.println(); 15267 pw.println("AppOp Permissions:"); 15268 } 15269 pw.print(" AppOp Permission "); 15270 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15271 pw.println(":"); 15272 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15273 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15274 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15275 } 15276 } 15277 } 15278 } 15279 15280 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15281 boolean printedSomething = false; 15282 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15283 if (packageName != null && !packageName.equals(p.info.packageName)) { 15284 continue; 15285 } 15286 if (!printedSomething) { 15287 if (dumpState.onTitlePrinted()) 15288 pw.println(); 15289 pw.println("Registered ContentProviders:"); 15290 printedSomething = true; 15291 } 15292 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15293 pw.print(" "); pw.println(p.toString()); 15294 } 15295 printedSomething = false; 15296 for (Map.Entry<String, PackageParser.Provider> entry : 15297 mProvidersByAuthority.entrySet()) { 15298 PackageParser.Provider p = entry.getValue(); 15299 if (packageName != null && !packageName.equals(p.info.packageName)) { 15300 continue; 15301 } 15302 if (!printedSomething) { 15303 if (dumpState.onTitlePrinted()) 15304 pw.println(); 15305 pw.println("ContentProvider Authorities:"); 15306 printedSomething = true; 15307 } 15308 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15309 pw.print(" "); pw.println(p.toString()); 15310 if (p.info != null && p.info.applicationInfo != null) { 15311 final String appInfo = p.info.applicationInfo.toString(); 15312 pw.print(" applicationInfo="); pw.println(appInfo); 15313 } 15314 } 15315 } 15316 15317 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15318 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15319 } 15320 15321 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15322 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15323 } 15324 15325 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15326 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15327 } 15328 15329 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15330 // XXX should handle packageName != null by dumping only install data that 15331 // the given package is involved with. 15332 if (dumpState.onTitlePrinted()) pw.println(); 15333 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15334 } 15335 15336 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15337 if (dumpState.onTitlePrinted()) pw.println(); 15338 mSettings.dumpReadMessagesLPr(pw, dumpState); 15339 15340 pw.println(); 15341 pw.println("Package warning messages:"); 15342 BufferedReader in = null; 15343 String line = null; 15344 try { 15345 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15346 while ((line = in.readLine()) != null) { 15347 if (line.contains("ignored: updated version")) continue; 15348 pw.println(line); 15349 } 15350 } catch (IOException ignored) { 15351 } finally { 15352 IoUtils.closeQuietly(in); 15353 } 15354 } 15355 15356 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15357 BufferedReader in = null; 15358 String line = null; 15359 try { 15360 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15361 while ((line = in.readLine()) != null) { 15362 if (line.contains("ignored: updated version")) continue; 15363 pw.print("msg,"); 15364 pw.println(line); 15365 } 15366 } catch (IOException ignored) { 15367 } finally { 15368 IoUtils.closeQuietly(in); 15369 } 15370 } 15371 } 15372 } 15373 15374 private String dumpDomainString(String packageName) { 15375 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15376 List<IntentFilter> filters = getAllIntentFilters(packageName); 15377 15378 ArraySet<String> result = new ArraySet<>(); 15379 if (iviList.size() > 0) { 15380 for (IntentFilterVerificationInfo ivi : iviList) { 15381 for (String host : ivi.getDomains()) { 15382 result.add(host); 15383 } 15384 } 15385 } 15386 if (filters != null && filters.size() > 0) { 15387 for (IntentFilter filter : filters) { 15388 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15389 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15390 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15391 result.addAll(filter.getHostsList()); 15392 } 15393 } 15394 } 15395 15396 StringBuilder sb = new StringBuilder(result.size() * 16); 15397 for (String domain : result) { 15398 if (sb.length() > 0) sb.append(" "); 15399 sb.append(domain); 15400 } 15401 return sb.toString(); 15402 } 15403 15404 // ------- apps on sdcard specific code ------- 15405 static final boolean DEBUG_SD_INSTALL = false; 15406 15407 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15408 15409 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15410 15411 private boolean mMediaMounted = false; 15412 15413 static String getEncryptKey() { 15414 try { 15415 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15416 SD_ENCRYPTION_KEYSTORE_NAME); 15417 if (sdEncKey == null) { 15418 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15419 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15420 if (sdEncKey == null) { 15421 Slog.e(TAG, "Failed to create encryption keys"); 15422 return null; 15423 } 15424 } 15425 return sdEncKey; 15426 } catch (NoSuchAlgorithmException nsae) { 15427 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15428 return null; 15429 } catch (IOException ioe) { 15430 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15431 return null; 15432 } 15433 } 15434 15435 /* 15436 * Update media status on PackageManager. 15437 */ 15438 @Override 15439 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15440 int callingUid = Binder.getCallingUid(); 15441 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15442 throw new SecurityException("Media status can only be updated by the system"); 15443 } 15444 // reader; this apparently protects mMediaMounted, but should probably 15445 // be a different lock in that case. 15446 synchronized (mPackages) { 15447 Log.i(TAG, "Updating external media status from " 15448 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15449 + (mediaStatus ? "mounted" : "unmounted")); 15450 if (DEBUG_SD_INSTALL) 15451 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15452 + ", mMediaMounted=" + mMediaMounted); 15453 if (mediaStatus == mMediaMounted) { 15454 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15455 : 0, -1); 15456 mHandler.sendMessage(msg); 15457 return; 15458 } 15459 mMediaMounted = mediaStatus; 15460 } 15461 // Queue up an async operation since the package installation may take a 15462 // little while. 15463 mHandler.post(new Runnable() { 15464 public void run() { 15465 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15466 } 15467 }); 15468 } 15469 15470 /** 15471 * Called by MountService when the initial ASECs to scan are available. 15472 * Should block until all the ASEC containers are finished being scanned. 15473 */ 15474 public void scanAvailableAsecs() { 15475 updateExternalMediaStatusInner(true, false, false); 15476 if (mShouldRestoreconData) { 15477 SELinuxMMAC.setRestoreconDone(); 15478 mShouldRestoreconData = false; 15479 } 15480 } 15481 15482 /* 15483 * Collect information of applications on external media, map them against 15484 * existing containers and update information based on current mount status. 15485 * Please note that we always have to report status if reportStatus has been 15486 * set to true especially when unloading packages. 15487 */ 15488 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15489 boolean externalStorage) { 15490 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15491 int[] uidArr = EmptyArray.INT; 15492 15493 final String[] list = PackageHelper.getSecureContainerList(); 15494 if (ArrayUtils.isEmpty(list)) { 15495 Log.i(TAG, "No secure containers found"); 15496 } else { 15497 // Process list of secure containers and categorize them 15498 // as active or stale based on their package internal state. 15499 15500 // reader 15501 synchronized (mPackages) { 15502 for (String cid : list) { 15503 // Leave stages untouched for now; installer service owns them 15504 if (PackageInstallerService.isStageName(cid)) continue; 15505 15506 if (DEBUG_SD_INSTALL) 15507 Log.i(TAG, "Processing container " + cid); 15508 String pkgName = getAsecPackageName(cid); 15509 if (pkgName == null) { 15510 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15511 continue; 15512 } 15513 if (DEBUG_SD_INSTALL) 15514 Log.i(TAG, "Looking for pkg : " + pkgName); 15515 15516 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15517 if (ps == null) { 15518 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15519 continue; 15520 } 15521 15522 /* 15523 * Skip packages that are not external if we're unmounting 15524 * external storage. 15525 */ 15526 if (externalStorage && !isMounted && !isExternal(ps)) { 15527 continue; 15528 } 15529 15530 final AsecInstallArgs args = new AsecInstallArgs(cid, 15531 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15532 // The package status is changed only if the code path 15533 // matches between settings and the container id. 15534 if (ps.codePathString != null 15535 && ps.codePathString.startsWith(args.getCodePath())) { 15536 if (DEBUG_SD_INSTALL) { 15537 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15538 + " at code path: " + ps.codePathString); 15539 } 15540 15541 // We do have a valid package installed on sdcard 15542 processCids.put(args, ps.codePathString); 15543 final int uid = ps.appId; 15544 if (uid != -1) { 15545 uidArr = ArrayUtils.appendInt(uidArr, uid); 15546 } 15547 } else { 15548 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15549 + ps.codePathString); 15550 } 15551 } 15552 } 15553 15554 Arrays.sort(uidArr); 15555 } 15556 15557 // Process packages with valid entries. 15558 if (isMounted) { 15559 if (DEBUG_SD_INSTALL) 15560 Log.i(TAG, "Loading packages"); 15561 loadMediaPackages(processCids, uidArr, externalStorage); 15562 startCleaningPackages(); 15563 mInstallerService.onSecureContainersAvailable(); 15564 } else { 15565 if (DEBUG_SD_INSTALL) 15566 Log.i(TAG, "Unloading packages"); 15567 unloadMediaPackages(processCids, uidArr, reportStatus); 15568 } 15569 } 15570 15571 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15572 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15573 final int size = infos.size(); 15574 final String[] packageNames = new String[size]; 15575 final int[] packageUids = new int[size]; 15576 for (int i = 0; i < size; i++) { 15577 final ApplicationInfo info = infos.get(i); 15578 packageNames[i] = info.packageName; 15579 packageUids[i] = info.uid; 15580 } 15581 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15582 finishedReceiver); 15583 } 15584 15585 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15586 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15587 sendResourcesChangedBroadcast(mediaStatus, replacing, 15588 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15589 } 15590 15591 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15592 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15593 int size = pkgList.length; 15594 if (size > 0) { 15595 // Send broadcasts here 15596 Bundle extras = new Bundle(); 15597 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15598 if (uidArr != null) { 15599 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15600 } 15601 if (replacing) { 15602 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15603 } 15604 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15605 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15606 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15607 } 15608 } 15609 15610 /* 15611 * Look at potentially valid container ids from processCids If package 15612 * information doesn't match the one on record or package scanning fails, 15613 * the cid is added to list of removeCids. We currently don't delete stale 15614 * containers. 15615 */ 15616 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 15617 boolean externalStorage) { 15618 ArrayList<String> pkgList = new ArrayList<String>(); 15619 Set<AsecInstallArgs> keys = processCids.keySet(); 15620 15621 for (AsecInstallArgs args : keys) { 15622 String codePath = processCids.get(args); 15623 if (DEBUG_SD_INSTALL) 15624 Log.i(TAG, "Loading container : " + args.cid); 15625 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15626 try { 15627 // Make sure there are no container errors first. 15628 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15629 Slog.e(TAG, "Failed to mount cid : " + args.cid 15630 + " when installing from sdcard"); 15631 continue; 15632 } 15633 // Check code path here. 15634 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15635 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15636 + " does not match one in settings " + codePath); 15637 continue; 15638 } 15639 // Parse package 15640 int parseFlags = mDefParseFlags; 15641 if (args.isExternalAsec()) { 15642 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15643 } 15644 if (args.isFwdLocked()) { 15645 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15646 } 15647 15648 synchronized (mInstallLock) { 15649 PackageParser.Package pkg = null; 15650 try { 15651 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 15652 } catch (PackageManagerException e) { 15653 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15654 } 15655 // Scan the package 15656 if (pkg != null) { 15657 /* 15658 * TODO why is the lock being held? doPostInstall is 15659 * called in other places without the lock. This needs 15660 * to be straightened out. 15661 */ 15662 // writer 15663 synchronized (mPackages) { 15664 retCode = PackageManager.INSTALL_SUCCEEDED; 15665 pkgList.add(pkg.packageName); 15666 // Post process args 15667 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15668 pkg.applicationInfo.uid); 15669 } 15670 } else { 15671 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15672 } 15673 } 15674 15675 } finally { 15676 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15677 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15678 } 15679 } 15680 } 15681 // writer 15682 synchronized (mPackages) { 15683 // If the platform SDK has changed since the last time we booted, 15684 // we need to re-grant app permission to catch any new ones that 15685 // appear. This is really a hack, and means that apps can in some 15686 // cases get permissions that the user didn't initially explicitly 15687 // allow... it would be nice to have some better way to handle 15688 // this situation. 15689 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 15690 : mSettings.getInternalVersion(); 15691 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 15692 : StorageManager.UUID_PRIVATE_INTERNAL; 15693 15694 int updateFlags = UPDATE_PERMISSIONS_ALL; 15695 if (ver.sdkVersion != mSdkVersion) { 15696 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15697 + mSdkVersion + "; regranting permissions for external"); 15698 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15699 } 15700 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 15701 15702 // Yay, everything is now upgraded 15703 ver.forceCurrent(); 15704 15705 // can downgrade to reader 15706 // Persist settings 15707 mSettings.writeLPr(); 15708 } 15709 // Send a broadcast to let everyone know we are done processing 15710 if (pkgList.size() > 0) { 15711 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15712 } 15713 } 15714 15715 /* 15716 * Utility method to unload a list of specified containers 15717 */ 15718 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15719 // Just unmount all valid containers. 15720 for (AsecInstallArgs arg : cidArgs) { 15721 synchronized (mInstallLock) { 15722 arg.doPostDeleteLI(false); 15723 } 15724 } 15725 } 15726 15727 /* 15728 * Unload packages mounted on external media. This involves deleting package 15729 * data from internal structures, sending broadcasts about diabled packages, 15730 * gc'ing to free up references, unmounting all secure containers 15731 * corresponding to packages on external media, and posting a 15732 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15733 * that we always have to post this message if status has been requested no 15734 * matter what. 15735 */ 15736 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15737 final boolean reportStatus) { 15738 if (DEBUG_SD_INSTALL) 15739 Log.i(TAG, "unloading media packages"); 15740 ArrayList<String> pkgList = new ArrayList<String>(); 15741 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15742 final Set<AsecInstallArgs> keys = processCids.keySet(); 15743 for (AsecInstallArgs args : keys) { 15744 String pkgName = args.getPackageName(); 15745 if (DEBUG_SD_INSTALL) 15746 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15747 // Delete package internally 15748 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15749 synchronized (mInstallLock) { 15750 boolean res = deletePackageLI(pkgName, null, false, null, null, 15751 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15752 if (res) { 15753 pkgList.add(pkgName); 15754 } else { 15755 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15756 failedList.add(args); 15757 } 15758 } 15759 } 15760 15761 // reader 15762 synchronized (mPackages) { 15763 // We didn't update the settings after removing each package; 15764 // write them now for all packages. 15765 mSettings.writeLPr(); 15766 } 15767 15768 // We have to absolutely send UPDATED_MEDIA_STATUS only 15769 // after confirming that all the receivers processed the ordered 15770 // broadcast when packages get disabled, force a gc to clean things up. 15771 // and unload all the containers. 15772 if (pkgList.size() > 0) { 15773 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15774 new IIntentReceiver.Stub() { 15775 public void performReceive(Intent intent, int resultCode, String data, 15776 Bundle extras, boolean ordered, boolean sticky, 15777 int sendingUser) throws RemoteException { 15778 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15779 reportStatus ? 1 : 0, 1, keys); 15780 mHandler.sendMessage(msg); 15781 } 15782 }); 15783 } else { 15784 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15785 keys); 15786 mHandler.sendMessage(msg); 15787 } 15788 } 15789 15790 private void loadPrivatePackages(final VolumeInfo vol) { 15791 mHandler.post(new Runnable() { 15792 @Override 15793 public void run() { 15794 loadPrivatePackagesInner(vol); 15795 } 15796 }); 15797 } 15798 15799 private void loadPrivatePackagesInner(VolumeInfo vol) { 15800 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15801 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15802 15803 final VersionInfo ver; 15804 final List<PackageSetting> packages; 15805 synchronized (mPackages) { 15806 ver = mSettings.findOrCreateVersion(vol.fsUuid); 15807 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15808 } 15809 15810 for (PackageSetting ps : packages) { 15811 synchronized (mInstallLock) { 15812 final PackageParser.Package pkg; 15813 try { 15814 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 15815 loaded.add(pkg.applicationInfo); 15816 } catch (PackageManagerException e) { 15817 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15818 } 15819 15820 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15821 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15822 } 15823 } 15824 } 15825 15826 synchronized (mPackages) { 15827 int updateFlags = UPDATE_PERMISSIONS_ALL; 15828 if (ver.sdkVersion != mSdkVersion) { 15829 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15830 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15831 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15832 } 15833 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 15834 15835 // Yay, everything is now upgraded 15836 ver.forceCurrent(); 15837 15838 mSettings.writeLPr(); 15839 } 15840 15841 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15842 sendResourcesChangedBroadcast(true, false, loaded, null); 15843 } 15844 15845 private void unloadPrivatePackages(final VolumeInfo vol) { 15846 mHandler.post(new Runnable() { 15847 @Override 15848 public void run() { 15849 unloadPrivatePackagesInner(vol); 15850 } 15851 }); 15852 } 15853 15854 private void unloadPrivatePackagesInner(VolumeInfo vol) { 15855 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15856 synchronized (mInstallLock) { 15857 synchronized (mPackages) { 15858 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15859 for (PackageSetting ps : packages) { 15860 if (ps.pkg == null) continue; 15861 15862 final ApplicationInfo info = ps.pkg.applicationInfo; 15863 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15864 if (deletePackageLI(ps.name, null, false, null, null, 15865 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15866 unloaded.add(info); 15867 } else { 15868 Slog.w(TAG, "Failed to unload " + ps.codePath); 15869 } 15870 } 15871 15872 mSettings.writeLPr(); 15873 } 15874 } 15875 15876 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15877 sendResourcesChangedBroadcast(false, false, unloaded, null); 15878 } 15879 15880 /** 15881 * Examine all users present on given mounted volume, and destroy data 15882 * belonging to users that are no longer valid, or whose user ID has been 15883 * recycled. 15884 */ 15885 private void reconcileUsers(String volumeUuid) { 15886 final File[] files = FileUtils 15887 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15888 for (File file : files) { 15889 if (!file.isDirectory()) continue; 15890 15891 final int userId; 15892 final UserInfo info; 15893 try { 15894 userId = Integer.parseInt(file.getName()); 15895 info = sUserManager.getUserInfo(userId); 15896 } catch (NumberFormatException e) { 15897 Slog.w(TAG, "Invalid user directory " + file); 15898 continue; 15899 } 15900 15901 boolean destroyUser = false; 15902 if (info == null) { 15903 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15904 + " because no matching user was found"); 15905 destroyUser = true; 15906 } else { 15907 try { 15908 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15909 } catch (IOException e) { 15910 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15911 + " because we failed to enforce serial number: " + e); 15912 destroyUser = true; 15913 } 15914 } 15915 15916 if (destroyUser) { 15917 synchronized (mInstallLock) { 15918 mInstaller.removeUserDataDirs(volumeUuid, userId); 15919 } 15920 } 15921 } 15922 15923 final StorageManager sm = mContext.getSystemService(StorageManager.class); 15924 final UserManager um = mContext.getSystemService(UserManager.class); 15925 for (UserInfo user : um.getUsers()) { 15926 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15927 if (userDir.exists()) continue; 15928 15929 try { 15930 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber); 15931 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15932 } catch (IOException e) { 15933 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15934 } 15935 } 15936 } 15937 15938 /** 15939 * Examine all apps present on given mounted volume, and destroy apps that 15940 * aren't expected, either due to uninstallation or reinstallation on 15941 * another volume. 15942 */ 15943 private void reconcileApps(String volumeUuid) { 15944 final File[] files = FileUtils 15945 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15946 for (File file : files) { 15947 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15948 && !PackageInstallerService.isStageName(file.getName()); 15949 if (!isPackage) { 15950 // Ignore entries which are not packages 15951 continue; 15952 } 15953 15954 boolean destroyApp = false; 15955 String packageName = null; 15956 try { 15957 final PackageLite pkg = PackageParser.parsePackageLite(file, 15958 PackageParser.PARSE_MUST_BE_APK); 15959 packageName = pkg.packageName; 15960 15961 synchronized (mPackages) { 15962 final PackageSetting ps = mSettings.mPackages.get(packageName); 15963 if (ps == null) { 15964 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15965 + volumeUuid + " because we found no install record"); 15966 destroyApp = true; 15967 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15968 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15969 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15970 destroyApp = true; 15971 } 15972 } 15973 15974 } catch (PackageParserException e) { 15975 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15976 destroyApp = true; 15977 } 15978 15979 if (destroyApp) { 15980 synchronized (mInstallLock) { 15981 if (packageName != null) { 15982 removeDataDirsLI(volumeUuid, packageName); 15983 } 15984 if (file.isDirectory()) { 15985 mInstaller.rmPackageDir(file.getAbsolutePath()); 15986 } else { 15987 file.delete(); 15988 } 15989 } 15990 } 15991 } 15992 } 15993 15994 private void unfreezePackage(String packageName) { 15995 synchronized (mPackages) { 15996 final PackageSetting ps = mSettings.mPackages.get(packageName); 15997 if (ps != null) { 15998 ps.frozen = false; 15999 } 16000 } 16001 } 16002 16003 @Override 16004 public int movePackage(final String packageName, final String volumeUuid) { 16005 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16006 16007 final int moveId = mNextMoveId.getAndIncrement(); 16008 mHandler.post(new Runnable() { 16009 @Override 16010 public void run() { 16011 try { 16012 movePackageInternal(packageName, volumeUuid, moveId); 16013 } catch (PackageManagerException e) { 16014 Slog.w(TAG, "Failed to move " + packageName, e); 16015 mMoveCallbacks.notifyStatusChanged(moveId, 16016 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16017 } 16018 } 16019 }); 16020 return moveId; 16021 } 16022 16023 private void movePackageInternal(final String packageName, final String volumeUuid, 16024 final int moveId) throws PackageManagerException { 16025 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16026 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16027 final PackageManager pm = mContext.getPackageManager(); 16028 16029 final boolean currentAsec; 16030 final String currentVolumeUuid; 16031 final File codeFile; 16032 final String installerPackageName; 16033 final String packageAbiOverride; 16034 final int appId; 16035 final String seinfo; 16036 final String label; 16037 16038 // reader 16039 synchronized (mPackages) { 16040 final PackageParser.Package pkg = mPackages.get(packageName); 16041 final PackageSetting ps = mSettings.mPackages.get(packageName); 16042 if (pkg == null || ps == null) { 16043 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16044 } 16045 16046 if (pkg.applicationInfo.isSystemApp()) { 16047 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16048 "Cannot move system application"); 16049 } 16050 16051 if (pkg.applicationInfo.isExternalAsec()) { 16052 currentAsec = true; 16053 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16054 } else if (pkg.applicationInfo.isForwardLocked()) { 16055 currentAsec = true; 16056 currentVolumeUuid = "forward_locked"; 16057 } else { 16058 currentAsec = false; 16059 currentVolumeUuid = ps.volumeUuid; 16060 16061 final File probe = new File(pkg.codePath); 16062 final File probeOat = new File(probe, "oat"); 16063 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16064 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16065 "Move only supported for modern cluster style installs"); 16066 } 16067 } 16068 16069 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16070 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16071 "Package already moved to " + volumeUuid); 16072 } 16073 16074 if (ps.frozen) { 16075 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16076 "Failed to move already frozen package"); 16077 } 16078 ps.frozen = true; 16079 16080 codeFile = new File(pkg.codePath); 16081 installerPackageName = ps.installerPackageName; 16082 packageAbiOverride = ps.cpuAbiOverrideString; 16083 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16084 seinfo = pkg.applicationInfo.seinfo; 16085 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16086 } 16087 16088 // Now that we're guarded by frozen state, kill app during move 16089 final long token = Binder.clearCallingIdentity(); 16090 try { 16091 killApplication(packageName, appId, "move pkg"); 16092 } finally { 16093 Binder.restoreCallingIdentity(token); 16094 } 16095 16096 final Bundle extras = new Bundle(); 16097 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16098 extras.putString(Intent.EXTRA_TITLE, label); 16099 mMoveCallbacks.notifyCreated(moveId, extras); 16100 16101 int installFlags; 16102 final boolean moveCompleteApp; 16103 final File measurePath; 16104 16105 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16106 installFlags = INSTALL_INTERNAL; 16107 moveCompleteApp = !currentAsec; 16108 measurePath = Environment.getDataAppDirectory(volumeUuid); 16109 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16110 installFlags = INSTALL_EXTERNAL; 16111 moveCompleteApp = false; 16112 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16113 } else { 16114 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16115 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16116 || !volume.isMountedWritable()) { 16117 unfreezePackage(packageName); 16118 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16119 "Move location not mounted private volume"); 16120 } 16121 16122 Preconditions.checkState(!currentAsec); 16123 16124 installFlags = INSTALL_INTERNAL; 16125 moveCompleteApp = true; 16126 measurePath = Environment.getDataAppDirectory(volumeUuid); 16127 } 16128 16129 final PackageStats stats = new PackageStats(null, -1); 16130 synchronized (mInstaller) { 16131 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16132 unfreezePackage(packageName); 16133 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16134 "Failed to measure package size"); 16135 } 16136 } 16137 16138 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16139 + stats.dataSize); 16140 16141 final long startFreeBytes = measurePath.getFreeSpace(); 16142 final long sizeBytes; 16143 if (moveCompleteApp) { 16144 sizeBytes = stats.codeSize + stats.dataSize; 16145 } else { 16146 sizeBytes = stats.codeSize; 16147 } 16148 16149 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16150 unfreezePackage(packageName); 16151 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16152 "Not enough free space to move"); 16153 } 16154 16155 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16156 16157 final CountDownLatch installedLatch = new CountDownLatch(1); 16158 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16159 @Override 16160 public void onUserActionRequired(Intent intent) throws RemoteException { 16161 throw new IllegalStateException(); 16162 } 16163 16164 @Override 16165 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16166 Bundle extras) throws RemoteException { 16167 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16168 + PackageManager.installStatusToString(returnCode, msg)); 16169 16170 installedLatch.countDown(); 16171 16172 // Regardless of success or failure of the move operation, 16173 // always unfreeze the package 16174 unfreezePackage(packageName); 16175 16176 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16177 switch (status) { 16178 case PackageInstaller.STATUS_SUCCESS: 16179 mMoveCallbacks.notifyStatusChanged(moveId, 16180 PackageManager.MOVE_SUCCEEDED); 16181 break; 16182 case PackageInstaller.STATUS_FAILURE_STORAGE: 16183 mMoveCallbacks.notifyStatusChanged(moveId, 16184 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16185 break; 16186 default: 16187 mMoveCallbacks.notifyStatusChanged(moveId, 16188 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16189 break; 16190 } 16191 } 16192 }; 16193 16194 final MoveInfo move; 16195 if (moveCompleteApp) { 16196 // Kick off a thread to report progress estimates 16197 new Thread() { 16198 @Override 16199 public void run() { 16200 while (true) { 16201 try { 16202 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16203 break; 16204 } 16205 } catch (InterruptedException ignored) { 16206 } 16207 16208 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16209 final int progress = 10 + (int) MathUtils.constrain( 16210 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16211 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16212 } 16213 } 16214 }.start(); 16215 16216 final String dataAppName = codeFile.getName(); 16217 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16218 dataAppName, appId, seinfo); 16219 } else { 16220 move = null; 16221 } 16222 16223 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16224 16225 final Message msg = mHandler.obtainMessage(INIT_COPY); 16226 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16227 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16228 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16229 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16230 msg.obj = params; 16231 16232 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16233 System.identityHashCode(msg.obj)); 16234 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16235 System.identityHashCode(msg.obj)); 16236 16237 mHandler.sendMessage(msg); 16238 } 16239 16240 @Override 16241 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16242 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16243 16244 final int realMoveId = mNextMoveId.getAndIncrement(); 16245 final Bundle extras = new Bundle(); 16246 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16247 mMoveCallbacks.notifyCreated(realMoveId, extras); 16248 16249 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16250 @Override 16251 public void onCreated(int moveId, Bundle extras) { 16252 // Ignored 16253 } 16254 16255 @Override 16256 public void onStatusChanged(int moveId, int status, long estMillis) { 16257 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16258 } 16259 }; 16260 16261 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16262 storage.setPrimaryStorageUuid(volumeUuid, callback); 16263 return realMoveId; 16264 } 16265 16266 @Override 16267 public int getMoveStatus(int moveId) { 16268 mContext.enforceCallingOrSelfPermission( 16269 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16270 return mMoveCallbacks.mLastStatus.get(moveId); 16271 } 16272 16273 @Override 16274 public void registerMoveCallback(IPackageMoveObserver callback) { 16275 mContext.enforceCallingOrSelfPermission( 16276 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16277 mMoveCallbacks.register(callback); 16278 } 16279 16280 @Override 16281 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16282 mContext.enforceCallingOrSelfPermission( 16283 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16284 mMoveCallbacks.unregister(callback); 16285 } 16286 16287 @Override 16288 public boolean setInstallLocation(int loc) { 16289 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16290 null); 16291 if (getInstallLocation() == loc) { 16292 return true; 16293 } 16294 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16295 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16296 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16297 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16298 return true; 16299 } 16300 return false; 16301 } 16302 16303 @Override 16304 public int getInstallLocation() { 16305 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16306 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16307 PackageHelper.APP_INSTALL_AUTO); 16308 } 16309 16310 /** Called by UserManagerService */ 16311 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16312 mDirtyUsers.remove(userHandle); 16313 mSettings.removeUserLPw(userHandle); 16314 mPendingBroadcasts.remove(userHandle); 16315 if (mInstaller != null) { 16316 // Technically, we shouldn't be doing this with the package lock 16317 // held. However, this is very rare, and there is already so much 16318 // other disk I/O going on, that we'll let it slide for now. 16319 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16320 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16321 final String volumeUuid = vol.getFsUuid(); 16322 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16323 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16324 } 16325 } 16326 mUserNeedsBadging.delete(userHandle); 16327 removeUnusedPackagesLILPw(userManager, userHandle); 16328 } 16329 16330 /** 16331 * We're removing userHandle and would like to remove any downloaded packages 16332 * that are no longer in use by any other user. 16333 * @param userHandle the user being removed 16334 */ 16335 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16336 final boolean DEBUG_CLEAN_APKS = false; 16337 int [] users = userManager.getUserIds(); 16338 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16339 while (psit.hasNext()) { 16340 PackageSetting ps = psit.next(); 16341 if (ps.pkg == null) { 16342 continue; 16343 } 16344 final String packageName = ps.pkg.packageName; 16345 // Skip over if system app 16346 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16347 continue; 16348 } 16349 if (DEBUG_CLEAN_APKS) { 16350 Slog.i(TAG, "Checking package " + packageName); 16351 } 16352 boolean keep = false; 16353 for (int i = 0; i < users.length; i++) { 16354 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16355 keep = true; 16356 if (DEBUG_CLEAN_APKS) { 16357 Slog.i(TAG, " Keeping package " + packageName + " for user " 16358 + users[i]); 16359 } 16360 break; 16361 } 16362 } 16363 if (!keep) { 16364 if (DEBUG_CLEAN_APKS) { 16365 Slog.i(TAG, " Removing package " + packageName); 16366 } 16367 mHandler.post(new Runnable() { 16368 public void run() { 16369 deletePackageX(packageName, userHandle, 0); 16370 } //end run 16371 }); 16372 } 16373 } 16374 } 16375 16376 /** Called by UserManagerService */ 16377 void createNewUserLILPw(int userHandle) { 16378 if (mInstaller != null) { 16379 mInstaller.createUserConfig(userHandle); 16380 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16381 applyFactoryDefaultBrowserLPw(userHandle); 16382 primeDomainVerificationsLPw(userHandle); 16383 } 16384 } 16385 16386 void newUserCreated(final int userHandle) { 16387 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16388 } 16389 16390 @Override 16391 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16392 mContext.enforceCallingOrSelfPermission( 16393 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16394 "Only package verification agents can read the verifier device identity"); 16395 16396 synchronized (mPackages) { 16397 return mSettings.getVerifierDeviceIdentityLPw(); 16398 } 16399 } 16400 16401 @Override 16402 public void setPermissionEnforced(String permission, boolean enforced) { 16403 // TODO: Now that we no longer change GID for storage, this should to away. 16404 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16405 "setPermissionEnforced"); 16406 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16407 synchronized (mPackages) { 16408 if (mSettings.mReadExternalStorageEnforced == null 16409 || mSettings.mReadExternalStorageEnforced != enforced) { 16410 mSettings.mReadExternalStorageEnforced = enforced; 16411 mSettings.writeLPr(); 16412 } 16413 } 16414 // kill any non-foreground processes so we restart them and 16415 // grant/revoke the GID. 16416 final IActivityManager am = ActivityManagerNative.getDefault(); 16417 if (am != null) { 16418 final long token = Binder.clearCallingIdentity(); 16419 try { 16420 am.killProcessesBelowForeground("setPermissionEnforcement"); 16421 } catch (RemoteException e) { 16422 } finally { 16423 Binder.restoreCallingIdentity(token); 16424 } 16425 } 16426 } else { 16427 throw new IllegalArgumentException("No selective enforcement for " + permission); 16428 } 16429 } 16430 16431 @Override 16432 @Deprecated 16433 public boolean isPermissionEnforced(String permission) { 16434 return true; 16435 } 16436 16437 @Override 16438 public boolean isStorageLow() { 16439 final long token = Binder.clearCallingIdentity(); 16440 try { 16441 final DeviceStorageMonitorInternal 16442 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16443 if (dsm != null) { 16444 return dsm.isMemoryLow(); 16445 } else { 16446 return false; 16447 } 16448 } finally { 16449 Binder.restoreCallingIdentity(token); 16450 } 16451 } 16452 16453 @Override 16454 public IPackageInstaller getPackageInstaller() { 16455 return mInstallerService; 16456 } 16457 16458 private boolean userNeedsBadging(int userId) { 16459 int index = mUserNeedsBadging.indexOfKey(userId); 16460 if (index < 0) { 16461 final UserInfo userInfo; 16462 final long token = Binder.clearCallingIdentity(); 16463 try { 16464 userInfo = sUserManager.getUserInfo(userId); 16465 } finally { 16466 Binder.restoreCallingIdentity(token); 16467 } 16468 final boolean b; 16469 if (userInfo != null && userInfo.isManagedProfile()) { 16470 b = true; 16471 } else { 16472 b = false; 16473 } 16474 mUserNeedsBadging.put(userId, b); 16475 return b; 16476 } 16477 return mUserNeedsBadging.valueAt(index); 16478 } 16479 16480 @Override 16481 public KeySet getKeySetByAlias(String packageName, String alias) { 16482 if (packageName == null || alias == null) { 16483 return null; 16484 } 16485 synchronized(mPackages) { 16486 final PackageParser.Package pkg = mPackages.get(packageName); 16487 if (pkg == null) { 16488 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16489 throw new IllegalArgumentException("Unknown package: " + packageName); 16490 } 16491 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16492 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16493 } 16494 } 16495 16496 @Override 16497 public KeySet getSigningKeySet(String packageName) { 16498 if (packageName == null) { 16499 return null; 16500 } 16501 synchronized(mPackages) { 16502 final PackageParser.Package pkg = mPackages.get(packageName); 16503 if (pkg == null) { 16504 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16505 throw new IllegalArgumentException("Unknown package: " + packageName); 16506 } 16507 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16508 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16509 throw new SecurityException("May not access signing KeySet of other apps."); 16510 } 16511 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16512 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16513 } 16514 } 16515 16516 @Override 16517 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16518 if (packageName == null || ks == null) { 16519 return false; 16520 } 16521 synchronized(mPackages) { 16522 final PackageParser.Package pkg = mPackages.get(packageName); 16523 if (pkg == null) { 16524 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16525 throw new IllegalArgumentException("Unknown package: " + packageName); 16526 } 16527 IBinder ksh = ks.getToken(); 16528 if (ksh instanceof KeySetHandle) { 16529 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16530 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16531 } 16532 return false; 16533 } 16534 } 16535 16536 @Override 16537 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16538 if (packageName == null || ks == null) { 16539 return false; 16540 } 16541 synchronized(mPackages) { 16542 final PackageParser.Package pkg = mPackages.get(packageName); 16543 if (pkg == null) { 16544 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16545 throw new IllegalArgumentException("Unknown package: " + packageName); 16546 } 16547 IBinder ksh = ks.getToken(); 16548 if (ksh instanceof KeySetHandle) { 16549 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16550 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16551 } 16552 return false; 16553 } 16554 } 16555 16556 /** 16557 * Check and throw if the given before/after packages would be considered a 16558 * downgrade. 16559 */ 16560 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16561 throws PackageManagerException { 16562 if (after.versionCode < before.mVersionCode) { 16563 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16564 "Update version code " + after.versionCode + " is older than current " 16565 + before.mVersionCode); 16566 } else if (after.versionCode == before.mVersionCode) { 16567 if (after.baseRevisionCode < before.baseRevisionCode) { 16568 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16569 "Update base revision code " + after.baseRevisionCode 16570 + " is older than current " + before.baseRevisionCode); 16571 } 16572 16573 if (!ArrayUtils.isEmpty(after.splitNames)) { 16574 for (int i = 0; i < after.splitNames.length; i++) { 16575 final String splitName = after.splitNames[i]; 16576 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16577 if (j != -1) { 16578 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16579 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16580 "Update split " + splitName + " revision code " 16581 + after.splitRevisionCodes[i] + " is older than current " 16582 + before.splitRevisionCodes[j]); 16583 } 16584 } 16585 } 16586 } 16587 } 16588 } 16589 16590 private static class MoveCallbacks extends Handler { 16591 private static final int MSG_CREATED = 1; 16592 private static final int MSG_STATUS_CHANGED = 2; 16593 16594 private final RemoteCallbackList<IPackageMoveObserver> 16595 mCallbacks = new RemoteCallbackList<>(); 16596 16597 private final SparseIntArray mLastStatus = new SparseIntArray(); 16598 16599 public MoveCallbacks(Looper looper) { 16600 super(looper); 16601 } 16602 16603 public void register(IPackageMoveObserver callback) { 16604 mCallbacks.register(callback); 16605 } 16606 16607 public void unregister(IPackageMoveObserver callback) { 16608 mCallbacks.unregister(callback); 16609 } 16610 16611 @Override 16612 public void handleMessage(Message msg) { 16613 final SomeArgs args = (SomeArgs) msg.obj; 16614 final int n = mCallbacks.beginBroadcast(); 16615 for (int i = 0; i < n; i++) { 16616 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16617 try { 16618 invokeCallback(callback, msg.what, args); 16619 } catch (RemoteException ignored) { 16620 } 16621 } 16622 mCallbacks.finishBroadcast(); 16623 args.recycle(); 16624 } 16625 16626 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16627 throws RemoteException { 16628 switch (what) { 16629 case MSG_CREATED: { 16630 callback.onCreated(args.argi1, (Bundle) args.arg2); 16631 break; 16632 } 16633 case MSG_STATUS_CHANGED: { 16634 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16635 break; 16636 } 16637 } 16638 } 16639 16640 private void notifyCreated(int moveId, Bundle extras) { 16641 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16642 16643 final SomeArgs args = SomeArgs.obtain(); 16644 args.argi1 = moveId; 16645 args.arg2 = extras; 16646 obtainMessage(MSG_CREATED, args).sendToTarget(); 16647 } 16648 16649 private void notifyStatusChanged(int moveId, int status) { 16650 notifyStatusChanged(moveId, status, -1); 16651 } 16652 16653 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16654 Slog.v(TAG, "Move " + moveId + " status " + status); 16655 16656 final SomeArgs args = SomeArgs.obtain(); 16657 args.argi1 = moveId; 16658 args.argi2 = status; 16659 args.arg3 = estMillis; 16660 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16661 16662 synchronized (mLastStatus) { 16663 mLastStatus.put(moveId, status); 16664 } 16665 } 16666 } 16667 16668 private final class OnPermissionChangeListeners extends Handler { 16669 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16670 16671 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16672 new RemoteCallbackList<>(); 16673 16674 public OnPermissionChangeListeners(Looper looper) { 16675 super(looper); 16676 } 16677 16678 @Override 16679 public void handleMessage(Message msg) { 16680 switch (msg.what) { 16681 case MSG_ON_PERMISSIONS_CHANGED: { 16682 final int uid = msg.arg1; 16683 handleOnPermissionsChanged(uid); 16684 } break; 16685 } 16686 } 16687 16688 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16689 mPermissionListeners.register(listener); 16690 16691 } 16692 16693 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16694 mPermissionListeners.unregister(listener); 16695 } 16696 16697 public void onPermissionsChanged(int uid) { 16698 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16699 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16700 } 16701 } 16702 16703 private void handleOnPermissionsChanged(int uid) { 16704 final int count = mPermissionListeners.beginBroadcast(); 16705 try { 16706 for (int i = 0; i < count; i++) { 16707 IOnPermissionsChangeListener callback = mPermissionListeners 16708 .getBroadcastItem(i); 16709 try { 16710 callback.onPermissionsChanged(uid); 16711 } catch (RemoteException e) { 16712 Log.e(TAG, "Permission listener is dead", e); 16713 } 16714 } 16715 } finally { 16716 mPermissionListeners.finishBroadcast(); 16717 } 16718 } 16719 } 16720 16721 private class PackageManagerInternalImpl extends PackageManagerInternal { 16722 @Override 16723 public void setLocationPackagesProvider(PackagesProvider provider) { 16724 synchronized (mPackages) { 16725 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16726 } 16727 } 16728 16729 @Override 16730 public void setImePackagesProvider(PackagesProvider provider) { 16731 synchronized (mPackages) { 16732 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16733 } 16734 } 16735 16736 @Override 16737 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16738 synchronized (mPackages) { 16739 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16740 } 16741 } 16742 16743 @Override 16744 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16745 synchronized (mPackages) { 16746 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16747 } 16748 } 16749 16750 @Override 16751 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16752 synchronized (mPackages) { 16753 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16754 } 16755 } 16756 16757 @Override 16758 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16759 synchronized (mPackages) { 16760 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16761 } 16762 } 16763 16764 @Override 16765 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16766 synchronized (mPackages) { 16767 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16768 } 16769 } 16770 16771 @Override 16772 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16773 synchronized (mPackages) { 16774 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16775 packageName, userId); 16776 } 16777 } 16778 16779 @Override 16780 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16781 synchronized (mPackages) { 16782 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16783 packageName, userId); 16784 } 16785 } 16786 @Override 16787 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16788 synchronized (mPackages) { 16789 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16790 packageName, userId); 16791 } 16792 } 16793 } 16794 16795 @Override 16796 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16797 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16798 synchronized (mPackages) { 16799 final long identity = Binder.clearCallingIdentity(); 16800 try { 16801 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16802 packageNames, userId); 16803 } finally { 16804 Binder.restoreCallingIdentity(identity); 16805 } 16806 } 16807 } 16808 16809 private static void enforceSystemOrPhoneCaller(String tag) { 16810 int callingUid = Binder.getCallingUid(); 16811 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16812 throw new SecurityException( 16813 "Cannot call " + tag + " from UID " + callingUid); 16814 } 16815 } 16816} 16817