PackageManagerService.java revision 354cd3ce2213a1032d9138ea6fa1420f055ab08c
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.DELETE_KEEP_DATA; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 35import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 36import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 37import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 41import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 46import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 47import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 48import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 49import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 51import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 53import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 54import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 55import static android.content.pm.PackageManager.INSTALL_INTERNAL; 56import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 62import static android.content.pm.PackageManager.MATCH_ALL; 63import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 64import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 65import static android.content.pm.PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 66import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 67import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 68import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 69import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 70import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 71import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 72import static android.content.pm.PackageManager.PERMISSION_DENIED; 73import static android.content.pm.PackageManager.PERMISSION_GRANTED; 74import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 75import static android.content.pm.PackageParser.isApkFile; 76import static android.os.Process.PACKAGE_INFO_GID; 77import static android.os.Process.SYSTEM_UID; 78import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 79import static android.system.OsConstants.O_CREAT; 80import static android.system.OsConstants.O_RDWR; 81 82import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 83import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 84import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 85import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 86import static com.android.internal.util.ArrayUtils.appendInt; 87import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 88import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 89import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 90import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 91import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 92import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 93import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 94import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 95import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 96 97import android.Manifest; 98import android.annotation.NonNull; 99import android.annotation.Nullable; 100import android.app.ActivityManager; 101import android.app.ActivityManagerNative; 102import android.app.AppGlobals; 103import android.app.IActivityManager; 104import android.app.admin.IDevicePolicyManager; 105import android.app.backup.IBackupManager; 106import android.content.BroadcastReceiver; 107import android.content.ComponentName; 108import android.content.Context; 109import android.content.IIntentReceiver; 110import android.content.Intent; 111import android.content.IntentFilter; 112import android.content.IntentSender; 113import android.content.IntentSender.SendIntentException; 114import android.content.ServiceConnection; 115import android.content.pm.ActivityInfo; 116import android.content.pm.ApplicationInfo; 117import android.content.pm.AppsQueryHelper; 118import android.content.pm.ComponentInfo; 119import android.content.pm.EphemeralApplicationInfo; 120import android.content.pm.EphemeralResolveInfo; 121import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 122import android.content.pm.FeatureInfo; 123import android.content.pm.IOnPermissionsChangeListener; 124import android.content.pm.IPackageDataObserver; 125import android.content.pm.IPackageDeleteObserver; 126import android.content.pm.IPackageDeleteObserver2; 127import android.content.pm.IPackageInstallObserver2; 128import android.content.pm.IPackageInstaller; 129import android.content.pm.IPackageManager; 130import android.content.pm.IPackageMoveObserver; 131import android.content.pm.IPackageStatsObserver; 132import android.content.pm.InstrumentationInfo; 133import android.content.pm.IntentFilterVerificationInfo; 134import android.content.pm.KeySet; 135import android.content.pm.PackageCleanItem; 136import android.content.pm.PackageInfo; 137import android.content.pm.PackageInfoLite; 138import android.content.pm.PackageInstaller; 139import android.content.pm.PackageManager; 140import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 141import android.content.pm.PackageManagerInternal; 142import android.content.pm.PackageParser; 143import android.content.pm.PackageParser.ActivityIntentInfo; 144import android.content.pm.PackageParser.Package; 145import android.content.pm.PackageParser.PackageLite; 146import android.content.pm.PackageParser.PackageParserException; 147import android.content.pm.PackageStats; 148import android.content.pm.PackageUserState; 149import android.content.pm.ParceledListSlice; 150import android.content.pm.PermissionGroupInfo; 151import android.content.pm.PermissionInfo; 152import android.content.pm.ProviderInfo; 153import android.content.pm.ResolveInfo; 154import android.content.pm.ServiceInfo; 155import android.content.pm.Signature; 156import android.content.pm.UserInfo; 157import android.content.pm.VerificationParams; 158import android.content.pm.VerifierDeviceIdentity; 159import android.content.pm.VerifierInfo; 160import android.content.res.Resources; 161import android.graphics.Bitmap; 162import android.hardware.display.DisplayManager; 163import android.net.Uri; 164import android.os.Binder; 165import android.os.Build; 166import android.os.Bundle; 167import android.os.Debug; 168import android.os.Environment; 169import android.os.Environment.UserEnvironment; 170import android.os.FileUtils; 171import android.os.Handler; 172import android.os.IBinder; 173import android.os.Looper; 174import android.os.Message; 175import android.os.Parcel; 176import android.os.ParcelFileDescriptor; 177import android.os.Process; 178import android.os.RemoteCallbackList; 179import android.os.RemoteException; 180import android.os.ResultReceiver; 181import android.os.SELinux; 182import android.os.ServiceManager; 183import android.os.SystemClock; 184import android.os.SystemProperties; 185import android.os.Trace; 186import android.os.UserHandle; 187import android.os.UserManager; 188import android.os.storage.IMountService; 189import android.os.storage.MountServiceInternal; 190import android.os.storage.StorageEventListener; 191import android.os.storage.StorageManager; 192import android.os.storage.VolumeInfo; 193import android.os.storage.VolumeRecord; 194import android.security.KeyStore; 195import android.security.SystemKeyStore; 196import android.system.ErrnoException; 197import android.system.Os; 198import android.text.TextUtils; 199import android.text.format.DateUtils; 200import android.util.ArrayMap; 201import android.util.ArraySet; 202import android.util.AtomicFile; 203import android.util.DisplayMetrics; 204import android.util.EventLog; 205import android.util.ExceptionUtils; 206import android.util.Log; 207import android.util.LogPrinter; 208import android.util.MathUtils; 209import android.util.PrintStreamPrinter; 210import android.util.Slog; 211import android.util.SparseArray; 212import android.util.SparseBooleanArray; 213import android.util.SparseIntArray; 214import android.util.Xml; 215import android.view.Display; 216 217import com.android.internal.R; 218import com.android.internal.annotations.GuardedBy; 219import com.android.internal.app.IMediaContainerService; 220import com.android.internal.app.ResolverActivity; 221import com.android.internal.content.NativeLibraryHelper; 222import com.android.internal.content.PackageHelper; 223import com.android.internal.os.IParcelFileDescriptorFactory; 224import com.android.internal.os.InstallerConnection.InstallerException; 225import com.android.internal.os.SomeArgs; 226import com.android.internal.os.Zygote; 227import com.android.internal.util.ArrayUtils; 228import com.android.internal.util.FastPrintWriter; 229import com.android.internal.util.FastXmlSerializer; 230import com.android.internal.util.IndentingPrintWriter; 231import com.android.internal.util.Preconditions; 232import com.android.internal.util.XmlUtils; 233import com.android.server.EventLogTags; 234import com.android.server.FgThread; 235import com.android.server.IntentResolver; 236import com.android.server.LocalServices; 237import com.android.server.ServiceThread; 238import com.android.server.SystemConfig; 239import com.android.server.Watchdog; 240import com.android.server.pm.PermissionsState.PermissionState; 241import com.android.server.pm.Settings.DatabaseVersion; 242import com.android.server.pm.Settings.VersionInfo; 243import com.android.server.storage.DeviceStorageMonitorInternal; 244 245import dalvik.system.DexFile; 246import dalvik.system.VMRuntime; 247 248import libcore.io.IoUtils; 249import libcore.util.EmptyArray; 250 251import org.xmlpull.v1.XmlPullParser; 252import org.xmlpull.v1.XmlPullParserException; 253import org.xmlpull.v1.XmlSerializer; 254 255import java.io.BufferedInputStream; 256import java.io.BufferedOutputStream; 257import java.io.BufferedReader; 258import java.io.ByteArrayInputStream; 259import java.io.ByteArrayOutputStream; 260import java.io.File; 261import java.io.FileDescriptor; 262import java.io.FileNotFoundException; 263import java.io.FileOutputStream; 264import java.io.FileReader; 265import java.io.FilenameFilter; 266import java.io.IOException; 267import java.io.InputStream; 268import java.io.PrintStream; 269import java.io.PrintWriter; 270import java.nio.charset.StandardCharsets; 271import java.security.MessageDigest; 272import java.security.NoSuchAlgorithmException; 273import java.security.PublicKey; 274import java.security.cert.CertificateEncodingException; 275import java.security.cert.CertificateException; 276import java.text.SimpleDateFormat; 277import java.util.ArrayList; 278import java.util.Arrays; 279import java.util.Collection; 280import java.util.Collections; 281import java.util.Comparator; 282import java.util.Date; 283import java.util.HashSet; 284import java.util.Iterator; 285import java.util.List; 286import java.util.Map; 287import java.util.Objects; 288import java.util.Set; 289import java.util.concurrent.CountDownLatch; 290import java.util.concurrent.TimeUnit; 291import java.util.concurrent.atomic.AtomicBoolean; 292import java.util.concurrent.atomic.AtomicInteger; 293import java.util.concurrent.atomic.AtomicLong; 294 295/** 296 * Keep track of all those .apks everywhere. 297 * 298 * This is very central to the platform's security; please run the unit 299 * tests whenever making modifications here: 300 * 301runtest -c android.content.pm.PackageManagerTests frameworks-core 302 * 303 * {@hide} 304 */ 305public class PackageManagerService extends IPackageManager.Stub { 306 static final String TAG = "PackageManager"; 307 static final boolean DEBUG_SETTINGS = false; 308 static final boolean DEBUG_PREFERRED = false; 309 static final boolean DEBUG_UPGRADE = false; 310 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 311 private static final boolean DEBUG_BACKUP = false; 312 private static final boolean DEBUG_INSTALL = false; 313 private static final boolean DEBUG_REMOVE = false; 314 private static final boolean DEBUG_BROADCASTS = false; 315 private static final boolean DEBUG_SHOW_INFO = false; 316 private static final boolean DEBUG_PACKAGE_INFO = false; 317 private static final boolean DEBUG_INTENT_MATCHING = false; 318 private static final boolean DEBUG_PACKAGE_SCANNING = false; 319 private static final boolean DEBUG_VERIFY = false; 320 321 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 322 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 323 // user, but by default initialize to this. 324 static final boolean DEBUG_DEXOPT = false; 325 326 private static final boolean DEBUG_ABI_SELECTION = false; 327 private static final boolean DEBUG_EPHEMERAL = false; 328 private static final boolean DEBUG_TRIAGED_MISSING = false; 329 private static final boolean DEBUG_APP_DATA = false; 330 331 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 332 333 private static final boolean DISABLE_EPHEMERAL_APPS = true; 334 335 private static final int RADIO_UID = Process.PHONE_UID; 336 private static final int LOG_UID = Process.LOG_UID; 337 private static final int NFC_UID = Process.NFC_UID; 338 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 339 private static final int SHELL_UID = Process.SHELL_UID; 340 341 // Cap the size of permission trees that 3rd party apps can define 342 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 343 344 // Suffix used during package installation when copying/moving 345 // package apks to install directory. 346 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 347 348 static final int SCAN_NO_DEX = 1<<1; 349 static final int SCAN_FORCE_DEX = 1<<2; 350 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 351 static final int SCAN_NEW_INSTALL = 1<<4; 352 static final int SCAN_NO_PATHS = 1<<5; 353 static final int SCAN_UPDATE_TIME = 1<<6; 354 static final int SCAN_DEFER_DEX = 1<<7; 355 static final int SCAN_BOOTING = 1<<8; 356 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 357 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 358 static final int SCAN_REPLACING = 1<<11; 359 static final int SCAN_REQUIRE_KNOWN = 1<<12; 360 static final int SCAN_MOVE = 1<<13; 361 static final int SCAN_INITIAL = 1<<14; 362 static final int SCAN_CHECK_ONLY = 1<<15; 363 364 static final int REMOVE_CHATTY = 1<<16; 365 366 private static final int[] EMPTY_INT_ARRAY = new int[0]; 367 368 /** 369 * Timeout (in milliseconds) after which the watchdog should declare that 370 * our handler thread is wedged. The usual default for such things is one 371 * minute but we sometimes do very lengthy I/O operations on this thread, 372 * such as installing multi-gigabyte applications, so ours needs to be longer. 373 */ 374 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 375 376 /** 377 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 378 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 379 * settings entry if available, otherwise we use the hardcoded default. If it's been 380 * more than this long since the last fstrim, we force one during the boot sequence. 381 * 382 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 383 * one gets run at the next available charging+idle time. This final mandatory 384 * no-fstrim check kicks in only of the other scheduling criteria is never met. 385 */ 386 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 387 388 /** 389 * Whether verification is enabled by default. 390 */ 391 private static final boolean DEFAULT_VERIFY_ENABLE = true; 392 393 /** 394 * The default maximum time to wait for the verification agent to return in 395 * milliseconds. 396 */ 397 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 398 399 /** 400 * The default response for package verification timeout. 401 * 402 * This can be either PackageManager.VERIFICATION_ALLOW or 403 * PackageManager.VERIFICATION_REJECT. 404 */ 405 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 406 407 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 408 409 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 410 DEFAULT_CONTAINER_PACKAGE, 411 "com.android.defcontainer.DefaultContainerService"); 412 413 private static final String KILL_APP_REASON_GIDS_CHANGED = 414 "permission grant or revoke changed gids"; 415 416 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 417 "permissions revoked"; 418 419 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 420 421 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 422 423 /** Permission grant: not grant the permission. */ 424 private static final int GRANT_DENIED = 1; 425 426 /** Permission grant: grant the permission as an install permission. */ 427 private static final int GRANT_INSTALL = 2; 428 429 /** Permission grant: grant the permission as a runtime one. */ 430 private static final int GRANT_RUNTIME = 3; 431 432 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 433 private static final int GRANT_UPGRADE = 4; 434 435 /** Canonical intent used to identify what counts as a "web browser" app */ 436 private static final Intent sBrowserIntent; 437 static { 438 sBrowserIntent = new Intent(); 439 sBrowserIntent.setAction(Intent.ACTION_VIEW); 440 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 441 sBrowserIntent.setData(Uri.parse("http:")); 442 } 443 444 final ServiceThread mHandlerThread; 445 446 final PackageHandler mHandler; 447 448 /** 449 * Messages for {@link #mHandler} that need to wait for system ready before 450 * being dispatched. 451 */ 452 private ArrayList<Message> mPostSystemReadyMessages; 453 454 final int mSdkVersion = Build.VERSION.SDK_INT; 455 456 final Context mContext; 457 final boolean mFactoryTest; 458 final boolean mOnlyCore; 459 final DisplayMetrics mMetrics; 460 final int mDefParseFlags; 461 final String[] mSeparateProcesses; 462 final boolean mIsUpgrade; 463 464 /** The location for ASEC container files on internal storage. */ 465 final String mAsecInternalPath; 466 467 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 468 // LOCK HELD. Can be called with mInstallLock held. 469 @GuardedBy("mInstallLock") 470 final Installer mInstaller; 471 472 /** Directory where installed third-party apps stored */ 473 final File mAppInstallDir; 474 final File mEphemeralInstallDir; 475 476 /** 477 * Directory to which applications installed internally have their 478 * 32 bit native libraries copied. 479 */ 480 private File mAppLib32InstallDir; 481 482 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 483 // apps. 484 final File mDrmAppPrivateInstallDir; 485 486 // ---------------------------------------------------------------- 487 488 // Lock for state used when installing and doing other long running 489 // operations. Methods that must be called with this lock held have 490 // the suffix "LI". 491 final Object mInstallLock = new Object(); 492 493 // ---------------------------------------------------------------- 494 495 // Keys are String (package name), values are Package. This also serves 496 // as the lock for the global state. Methods that must be called with 497 // this lock held have the prefix "LP". 498 @GuardedBy("mPackages") 499 final ArrayMap<String, PackageParser.Package> mPackages = 500 new ArrayMap<String, PackageParser.Package>(); 501 502 // Tracks available target package names -> overlay package paths. 503 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 504 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 505 506 /** 507 * Tracks new system packages [received in an OTA] that we expect to 508 * find updated user-installed versions. Keys are package name, values 509 * are package location. 510 */ 511 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 512 513 /** 514 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 515 */ 516 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 517 /** 518 * Whether or not system app permissions should be promoted from install to runtime. 519 */ 520 boolean mPromoteSystemApps; 521 522 final Settings mSettings; 523 boolean mRestoredSettings; 524 525 // System configuration read by SystemConfig. 526 final int[] mGlobalGids; 527 final SparseArray<ArraySet<String>> mSystemPermissions; 528 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 529 530 // If mac_permissions.xml was found for seinfo labeling. 531 boolean mFoundPolicyFile; 532 533 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 534 535 public static final class SharedLibraryEntry { 536 public final String path; 537 public final String apk; 538 539 SharedLibraryEntry(String _path, String _apk) { 540 path = _path; 541 apk = _apk; 542 } 543 } 544 545 // Currently known shared libraries. 546 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 547 new ArrayMap<String, SharedLibraryEntry>(); 548 549 // All available activities, for your resolving pleasure. 550 final ActivityIntentResolver mActivities = 551 new ActivityIntentResolver(); 552 553 // All available receivers, for your resolving pleasure. 554 final ActivityIntentResolver mReceivers = 555 new ActivityIntentResolver(); 556 557 // All available services, for your resolving pleasure. 558 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 559 560 // All available providers, for your resolving pleasure. 561 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 562 563 // Mapping from provider base names (first directory in content URI codePath) 564 // to the provider information. 565 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 566 new ArrayMap<String, PackageParser.Provider>(); 567 568 // Mapping from instrumentation class names to info about them. 569 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 570 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 571 572 // Mapping from permission names to info about them. 573 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 574 new ArrayMap<String, PackageParser.PermissionGroup>(); 575 576 // Packages whose data we have transfered into another package, thus 577 // should no longer exist. 578 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 579 580 // Broadcast actions that are only available to the system. 581 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 582 583 /** List of packages waiting for verification. */ 584 final SparseArray<PackageVerificationState> mPendingVerification 585 = new SparseArray<PackageVerificationState>(); 586 587 /** Set of packages associated with each app op permission. */ 588 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 589 590 final PackageInstallerService mInstallerService; 591 592 private final PackageDexOptimizer mPackageDexOptimizer; 593 594 private AtomicInteger mNextMoveId = new AtomicInteger(); 595 private final MoveCallbacks mMoveCallbacks; 596 597 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 598 599 // Cache of users who need badging. 600 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 601 602 /** Token for keys in mPendingVerification. */ 603 private int mPendingVerificationToken = 0; 604 605 volatile boolean mSystemReady; 606 volatile boolean mSafeMode; 607 volatile boolean mHasSystemUidErrors; 608 609 ApplicationInfo mAndroidApplication; 610 final ActivityInfo mResolveActivity = new ActivityInfo(); 611 final ResolveInfo mResolveInfo = new ResolveInfo(); 612 ComponentName mResolveComponentName; 613 PackageParser.Package mPlatformPackage; 614 ComponentName mCustomResolverComponentName; 615 616 boolean mResolverReplaced = false; 617 618 private final @Nullable ComponentName mIntentFilterVerifierComponent; 619 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 620 621 private int mIntentFilterVerificationToken = 0; 622 623 /** Component that knows whether or not an ephemeral application exists */ 624 final ComponentName mEphemeralResolverComponent; 625 /** The service connection to the ephemeral resolver */ 626 final EphemeralResolverConnection mEphemeralResolverConnection; 627 628 /** Component used to install ephemeral applications */ 629 final ComponentName mEphemeralInstallerComponent; 630 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 631 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 632 633 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 634 = new SparseArray<IntentFilterVerificationState>(); 635 636 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 637 new DefaultPermissionGrantPolicy(this); 638 639 // List of packages names to keep cached, even if they are uninstalled for all users 640 private List<String> mKeepUninstalledPackages; 641 642 private boolean mUseJitProfiles = 643 SystemProperties.getBoolean("dalvik.vm.usejitprofiles", false); 644 645 private static class IFVerificationParams { 646 PackageParser.Package pkg; 647 boolean replacing; 648 int userId; 649 int verifierUid; 650 651 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 652 int _userId, int _verifierUid) { 653 pkg = _pkg; 654 replacing = _replacing; 655 userId = _userId; 656 replacing = _replacing; 657 verifierUid = _verifierUid; 658 } 659 } 660 661 private interface IntentFilterVerifier<T extends IntentFilter> { 662 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 663 T filter, String packageName); 664 void startVerifications(int userId); 665 void receiveVerificationResponse(int verificationId); 666 } 667 668 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 669 private Context mContext; 670 private ComponentName mIntentFilterVerifierComponent; 671 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 672 673 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 674 mContext = context; 675 mIntentFilterVerifierComponent = verifierComponent; 676 } 677 678 private String getDefaultScheme() { 679 return IntentFilter.SCHEME_HTTPS; 680 } 681 682 @Override 683 public void startVerifications(int userId) { 684 // Launch verifications requests 685 int count = mCurrentIntentFilterVerifications.size(); 686 for (int n=0; n<count; n++) { 687 int verificationId = mCurrentIntentFilterVerifications.get(n); 688 final IntentFilterVerificationState ivs = 689 mIntentFilterVerificationStates.get(verificationId); 690 691 String packageName = ivs.getPackageName(); 692 693 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 694 final int filterCount = filters.size(); 695 ArraySet<String> domainsSet = new ArraySet<>(); 696 for (int m=0; m<filterCount; m++) { 697 PackageParser.ActivityIntentInfo filter = filters.get(m); 698 domainsSet.addAll(filter.getHostsList()); 699 } 700 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 701 synchronized (mPackages) { 702 if (mSettings.createIntentFilterVerificationIfNeededLPw( 703 packageName, domainsList) != null) { 704 scheduleWriteSettingsLocked(); 705 } 706 } 707 sendVerificationRequest(userId, verificationId, ivs); 708 } 709 mCurrentIntentFilterVerifications.clear(); 710 } 711 712 private void sendVerificationRequest(int userId, int verificationId, 713 IntentFilterVerificationState ivs) { 714 715 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 716 verificationIntent.putExtra( 717 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 718 verificationId); 719 verificationIntent.putExtra( 720 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 721 getDefaultScheme()); 722 verificationIntent.putExtra( 723 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 724 ivs.getHostsString()); 725 verificationIntent.putExtra( 726 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 727 ivs.getPackageName()); 728 verificationIntent.setComponent(mIntentFilterVerifierComponent); 729 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 730 731 UserHandle user = new UserHandle(userId); 732 mContext.sendBroadcastAsUser(verificationIntent, user); 733 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 734 "Sending IntentFilter verification broadcast"); 735 } 736 737 public void receiveVerificationResponse(int verificationId) { 738 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 739 740 final boolean verified = ivs.isVerified(); 741 742 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 743 final int count = filters.size(); 744 if (DEBUG_DOMAIN_VERIFICATION) { 745 Slog.i(TAG, "Received verification response " + verificationId 746 + " for " + count + " filters, verified=" + verified); 747 } 748 for (int n=0; n<count; n++) { 749 PackageParser.ActivityIntentInfo filter = filters.get(n); 750 filter.setVerified(verified); 751 752 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 753 + " verified with result:" + verified + " and hosts:" 754 + ivs.getHostsString()); 755 } 756 757 mIntentFilterVerificationStates.remove(verificationId); 758 759 final String packageName = ivs.getPackageName(); 760 IntentFilterVerificationInfo ivi = null; 761 762 synchronized (mPackages) { 763 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 764 } 765 if (ivi == null) { 766 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 767 + verificationId + " packageName:" + packageName); 768 return; 769 } 770 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 771 "Updating IntentFilterVerificationInfo for package " + packageName 772 +" verificationId:" + verificationId); 773 774 synchronized (mPackages) { 775 if (verified) { 776 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 777 } else { 778 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 779 } 780 scheduleWriteSettingsLocked(); 781 782 final int userId = ivs.getUserId(); 783 if (userId != UserHandle.USER_ALL) { 784 final int userStatus = 785 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 786 787 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 788 boolean needUpdate = false; 789 790 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 791 // already been set by the User thru the Disambiguation dialog 792 switch (userStatus) { 793 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 794 if (verified) { 795 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 796 } else { 797 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 798 } 799 needUpdate = true; 800 break; 801 802 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 803 if (verified) { 804 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 805 needUpdate = true; 806 } 807 break; 808 809 default: 810 // Nothing to do 811 } 812 813 if (needUpdate) { 814 mSettings.updateIntentFilterVerificationStatusLPw( 815 packageName, updatedStatus, userId); 816 scheduleWritePackageRestrictionsLocked(userId); 817 } 818 } 819 } 820 } 821 822 @Override 823 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 824 ActivityIntentInfo filter, String packageName) { 825 if (!hasValidDomains(filter)) { 826 return false; 827 } 828 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 829 if (ivs == null) { 830 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 831 packageName); 832 } 833 if (DEBUG_DOMAIN_VERIFICATION) { 834 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 835 } 836 ivs.addFilter(filter); 837 return true; 838 } 839 840 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 841 int userId, int verificationId, String packageName) { 842 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 843 verifierUid, userId, packageName); 844 ivs.setPendingState(); 845 synchronized (mPackages) { 846 mIntentFilterVerificationStates.append(verificationId, ivs); 847 mCurrentIntentFilterVerifications.add(verificationId); 848 } 849 return ivs; 850 } 851 } 852 853 private static boolean hasValidDomains(ActivityIntentInfo filter) { 854 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 855 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 856 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 857 } 858 859 // Set of pending broadcasts for aggregating enable/disable of components. 860 static class PendingPackageBroadcasts { 861 // for each user id, a map of <package name -> components within that package> 862 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 863 864 public PendingPackageBroadcasts() { 865 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 866 } 867 868 public ArrayList<String> get(int userId, String packageName) { 869 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 870 return packages.get(packageName); 871 } 872 873 public void put(int userId, String packageName, ArrayList<String> components) { 874 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 875 packages.put(packageName, components); 876 } 877 878 public void remove(int userId, String packageName) { 879 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 880 if (packages != null) { 881 packages.remove(packageName); 882 } 883 } 884 885 public void remove(int userId) { 886 mUidMap.remove(userId); 887 } 888 889 public int userIdCount() { 890 return mUidMap.size(); 891 } 892 893 public int userIdAt(int n) { 894 return mUidMap.keyAt(n); 895 } 896 897 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 898 return mUidMap.get(userId); 899 } 900 901 public int size() { 902 // total number of pending broadcast entries across all userIds 903 int num = 0; 904 for (int i = 0; i< mUidMap.size(); i++) { 905 num += mUidMap.valueAt(i).size(); 906 } 907 return num; 908 } 909 910 public void clear() { 911 mUidMap.clear(); 912 } 913 914 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 915 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 916 if (map == null) { 917 map = new ArrayMap<String, ArrayList<String>>(); 918 mUidMap.put(userId, map); 919 } 920 return map; 921 } 922 } 923 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 924 925 // Service Connection to remote media container service to copy 926 // package uri's from external media onto secure containers 927 // or internal storage. 928 private IMediaContainerService mContainerService = null; 929 930 static final int SEND_PENDING_BROADCAST = 1; 931 static final int MCS_BOUND = 3; 932 static final int END_COPY = 4; 933 static final int INIT_COPY = 5; 934 static final int MCS_UNBIND = 6; 935 static final int START_CLEANING_PACKAGE = 7; 936 static final int FIND_INSTALL_LOC = 8; 937 static final int POST_INSTALL = 9; 938 static final int MCS_RECONNECT = 10; 939 static final int MCS_GIVE_UP = 11; 940 static final int UPDATED_MEDIA_STATUS = 12; 941 static final int WRITE_SETTINGS = 13; 942 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 943 static final int PACKAGE_VERIFIED = 15; 944 static final int CHECK_PENDING_VERIFICATION = 16; 945 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 946 static final int INTENT_FILTER_VERIFIED = 18; 947 948 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 949 950 // Delay time in millisecs 951 static final int BROADCAST_DELAY = 10 * 1000; 952 953 static UserManagerService sUserManager; 954 955 // Stores a list of users whose package restrictions file needs to be updated 956 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 957 958 final private DefaultContainerConnection mDefContainerConn = 959 new DefaultContainerConnection(); 960 class DefaultContainerConnection implements ServiceConnection { 961 public void onServiceConnected(ComponentName name, IBinder service) { 962 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 963 IMediaContainerService imcs = 964 IMediaContainerService.Stub.asInterface(service); 965 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 966 } 967 968 public void onServiceDisconnected(ComponentName name) { 969 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 970 } 971 } 972 973 // Recordkeeping of restore-after-install operations that are currently in flight 974 // between the Package Manager and the Backup Manager 975 static class PostInstallData { 976 public InstallArgs args; 977 public PackageInstalledInfo res; 978 979 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 980 args = _a; 981 res = _r; 982 } 983 } 984 985 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 986 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 987 988 // XML tags for backup/restore of various bits of state 989 private static final String TAG_PREFERRED_BACKUP = "pa"; 990 private static final String TAG_DEFAULT_APPS = "da"; 991 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 992 993 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 994 private static final String TAG_ALL_GRANTS = "rt-grants"; 995 private static final String TAG_GRANT = "grant"; 996 private static final String ATTR_PACKAGE_NAME = "pkg"; 997 998 private static final String TAG_PERMISSION = "perm"; 999 private static final String ATTR_PERMISSION_NAME = "name"; 1000 private static final String ATTR_IS_GRANTED = "g"; 1001 private static final String ATTR_USER_SET = "set"; 1002 private static final String ATTR_USER_FIXED = "fixed"; 1003 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1004 1005 // System/policy permission grants are not backed up 1006 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1007 FLAG_PERMISSION_POLICY_FIXED 1008 | FLAG_PERMISSION_SYSTEM_FIXED 1009 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1010 1011 // And we back up these user-adjusted states 1012 private static final int USER_RUNTIME_GRANT_MASK = 1013 FLAG_PERMISSION_USER_SET 1014 | FLAG_PERMISSION_USER_FIXED 1015 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1016 1017 final @Nullable String mRequiredVerifierPackage; 1018 final @Nullable String mRequiredInstallerPackage; 1019 1020 private final PackageUsage mPackageUsage = new PackageUsage(); 1021 1022 private class PackageUsage { 1023 private static final int WRITE_INTERVAL 1024 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 1025 1026 private final Object mFileLock = new Object(); 1027 private final AtomicLong mLastWritten = new AtomicLong(0); 1028 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 1029 1030 private boolean mIsHistoricalPackageUsageAvailable = true; 1031 1032 boolean isHistoricalPackageUsageAvailable() { 1033 return mIsHistoricalPackageUsageAvailable; 1034 } 1035 1036 void write(boolean force) { 1037 if (force) { 1038 writeInternal(); 1039 return; 1040 } 1041 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 1042 && !DEBUG_DEXOPT) { 1043 return; 1044 } 1045 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1046 new Thread("PackageUsage_DiskWriter") { 1047 @Override 1048 public void run() { 1049 try { 1050 writeInternal(); 1051 } finally { 1052 mBackgroundWriteRunning.set(false); 1053 } 1054 } 1055 }.start(); 1056 } 1057 } 1058 1059 private void writeInternal() { 1060 synchronized (mPackages) { 1061 synchronized (mFileLock) { 1062 AtomicFile file = getFile(); 1063 FileOutputStream f = null; 1064 try { 1065 f = file.startWrite(); 1066 BufferedOutputStream out = new BufferedOutputStream(f); 1067 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1068 StringBuilder sb = new StringBuilder(); 1069 for (PackageParser.Package pkg : mPackages.values()) { 1070 if (pkg.mLastPackageUsageTimeInMills == 0) { 1071 continue; 1072 } 1073 sb.setLength(0); 1074 sb.append(pkg.packageName); 1075 sb.append(' '); 1076 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1077 sb.append('\n'); 1078 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1079 } 1080 out.flush(); 1081 file.finishWrite(f); 1082 } catch (IOException e) { 1083 if (f != null) { 1084 file.failWrite(f); 1085 } 1086 Log.e(TAG, "Failed to write package usage times", e); 1087 } 1088 } 1089 } 1090 mLastWritten.set(SystemClock.elapsedRealtime()); 1091 } 1092 1093 void readLP() { 1094 synchronized (mFileLock) { 1095 AtomicFile file = getFile(); 1096 BufferedInputStream in = null; 1097 try { 1098 in = new BufferedInputStream(file.openRead()); 1099 StringBuffer sb = new StringBuffer(); 1100 while (true) { 1101 String packageName = readToken(in, sb, ' '); 1102 if (packageName == null) { 1103 break; 1104 } 1105 String timeInMillisString = readToken(in, sb, '\n'); 1106 if (timeInMillisString == null) { 1107 throw new IOException("Failed to find last usage time for package " 1108 + packageName); 1109 } 1110 PackageParser.Package pkg = mPackages.get(packageName); 1111 if (pkg == null) { 1112 continue; 1113 } 1114 long timeInMillis; 1115 try { 1116 timeInMillis = Long.parseLong(timeInMillisString); 1117 } catch (NumberFormatException e) { 1118 throw new IOException("Failed to parse " + timeInMillisString 1119 + " as a long.", e); 1120 } 1121 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1122 } 1123 } catch (FileNotFoundException expected) { 1124 mIsHistoricalPackageUsageAvailable = false; 1125 } catch (IOException e) { 1126 Log.w(TAG, "Failed to read package usage times", e); 1127 } finally { 1128 IoUtils.closeQuietly(in); 1129 } 1130 } 1131 mLastWritten.set(SystemClock.elapsedRealtime()); 1132 } 1133 1134 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1135 throws IOException { 1136 sb.setLength(0); 1137 while (true) { 1138 int ch = in.read(); 1139 if (ch == -1) { 1140 if (sb.length() == 0) { 1141 return null; 1142 } 1143 throw new IOException("Unexpected EOF"); 1144 } 1145 if (ch == endOfToken) { 1146 return sb.toString(); 1147 } 1148 sb.append((char)ch); 1149 } 1150 } 1151 1152 private AtomicFile getFile() { 1153 File dataDir = Environment.getDataDirectory(); 1154 File systemDir = new File(dataDir, "system"); 1155 File fname = new File(systemDir, "package-usage.list"); 1156 return new AtomicFile(fname); 1157 } 1158 } 1159 1160 class PackageHandler extends Handler { 1161 private boolean mBound = false; 1162 final ArrayList<HandlerParams> mPendingInstalls = 1163 new ArrayList<HandlerParams>(); 1164 1165 private boolean connectToService() { 1166 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1167 " DefaultContainerService"); 1168 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1169 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1170 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1171 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1172 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1173 mBound = true; 1174 return true; 1175 } 1176 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1177 return false; 1178 } 1179 1180 private void disconnectService() { 1181 mContainerService = null; 1182 mBound = false; 1183 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1184 mContext.unbindService(mDefContainerConn); 1185 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1186 } 1187 1188 PackageHandler(Looper looper) { 1189 super(looper); 1190 } 1191 1192 public void handleMessage(Message msg) { 1193 try { 1194 doHandleMessage(msg); 1195 } finally { 1196 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1197 } 1198 } 1199 1200 void doHandleMessage(Message msg) { 1201 switch (msg.what) { 1202 case INIT_COPY: { 1203 HandlerParams params = (HandlerParams) msg.obj; 1204 int idx = mPendingInstalls.size(); 1205 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1206 // If a bind was already initiated we dont really 1207 // need to do anything. The pending install 1208 // will be processed later on. 1209 if (!mBound) { 1210 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1211 System.identityHashCode(mHandler)); 1212 // If this is the only one pending we might 1213 // have to bind to the service again. 1214 if (!connectToService()) { 1215 Slog.e(TAG, "Failed to bind to media container service"); 1216 params.serviceError(); 1217 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1218 System.identityHashCode(mHandler)); 1219 if (params.traceMethod != null) { 1220 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1221 params.traceCookie); 1222 } 1223 return; 1224 } else { 1225 // Once we bind to the service, the first 1226 // pending request will be processed. 1227 mPendingInstalls.add(idx, params); 1228 } 1229 } else { 1230 mPendingInstalls.add(idx, params); 1231 // Already bound to the service. Just make 1232 // sure we trigger off processing the first request. 1233 if (idx == 0) { 1234 mHandler.sendEmptyMessage(MCS_BOUND); 1235 } 1236 } 1237 break; 1238 } 1239 case MCS_BOUND: { 1240 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1241 if (msg.obj != null) { 1242 mContainerService = (IMediaContainerService) msg.obj; 1243 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1244 System.identityHashCode(mHandler)); 1245 } 1246 if (mContainerService == null) { 1247 if (!mBound) { 1248 // Something seriously wrong since we are not bound and we are not 1249 // waiting for connection. Bail out. 1250 Slog.e(TAG, "Cannot bind to media container service"); 1251 for (HandlerParams params : mPendingInstalls) { 1252 // Indicate service bind error 1253 params.serviceError(); 1254 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1255 System.identityHashCode(params)); 1256 if (params.traceMethod != null) { 1257 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1258 params.traceMethod, params.traceCookie); 1259 } 1260 return; 1261 } 1262 mPendingInstalls.clear(); 1263 } else { 1264 Slog.w(TAG, "Waiting to connect to media container service"); 1265 } 1266 } else if (mPendingInstalls.size() > 0) { 1267 HandlerParams params = mPendingInstalls.get(0); 1268 if (params != null) { 1269 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1270 System.identityHashCode(params)); 1271 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1272 if (params.startCopy()) { 1273 // We are done... look for more work or to 1274 // go idle. 1275 if (DEBUG_SD_INSTALL) Log.i(TAG, 1276 "Checking for more work or unbind..."); 1277 // Delete pending install 1278 if (mPendingInstalls.size() > 0) { 1279 mPendingInstalls.remove(0); 1280 } 1281 if (mPendingInstalls.size() == 0) { 1282 if (mBound) { 1283 if (DEBUG_SD_INSTALL) Log.i(TAG, 1284 "Posting delayed MCS_UNBIND"); 1285 removeMessages(MCS_UNBIND); 1286 Message ubmsg = obtainMessage(MCS_UNBIND); 1287 // Unbind after a little delay, to avoid 1288 // continual thrashing. 1289 sendMessageDelayed(ubmsg, 10000); 1290 } 1291 } else { 1292 // There are more pending requests in queue. 1293 // Just post MCS_BOUND message to trigger processing 1294 // of next pending install. 1295 if (DEBUG_SD_INSTALL) Log.i(TAG, 1296 "Posting MCS_BOUND for next work"); 1297 mHandler.sendEmptyMessage(MCS_BOUND); 1298 } 1299 } 1300 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1301 } 1302 } else { 1303 // Should never happen ideally. 1304 Slog.w(TAG, "Empty queue"); 1305 } 1306 break; 1307 } 1308 case MCS_RECONNECT: { 1309 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1310 if (mPendingInstalls.size() > 0) { 1311 if (mBound) { 1312 disconnectService(); 1313 } 1314 if (!connectToService()) { 1315 Slog.e(TAG, "Failed to bind to media container service"); 1316 for (HandlerParams params : mPendingInstalls) { 1317 // Indicate service bind error 1318 params.serviceError(); 1319 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1320 System.identityHashCode(params)); 1321 } 1322 mPendingInstalls.clear(); 1323 } 1324 } 1325 break; 1326 } 1327 case MCS_UNBIND: { 1328 // If there is no actual work left, then time to unbind. 1329 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1330 1331 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1332 if (mBound) { 1333 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1334 1335 disconnectService(); 1336 } 1337 } else if (mPendingInstalls.size() > 0) { 1338 // There are more pending requests in queue. 1339 // Just post MCS_BOUND message to trigger processing 1340 // of next pending install. 1341 mHandler.sendEmptyMessage(MCS_BOUND); 1342 } 1343 1344 break; 1345 } 1346 case MCS_GIVE_UP: { 1347 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1348 HandlerParams params = mPendingInstalls.remove(0); 1349 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1350 System.identityHashCode(params)); 1351 break; 1352 } 1353 case SEND_PENDING_BROADCAST: { 1354 String packages[]; 1355 ArrayList<String> components[]; 1356 int size = 0; 1357 int uids[]; 1358 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1359 synchronized (mPackages) { 1360 if (mPendingBroadcasts == null) { 1361 return; 1362 } 1363 size = mPendingBroadcasts.size(); 1364 if (size <= 0) { 1365 // Nothing to be done. Just return 1366 return; 1367 } 1368 packages = new String[size]; 1369 components = new ArrayList[size]; 1370 uids = new int[size]; 1371 int i = 0; // filling out the above arrays 1372 1373 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1374 int packageUserId = mPendingBroadcasts.userIdAt(n); 1375 Iterator<Map.Entry<String, ArrayList<String>>> it 1376 = mPendingBroadcasts.packagesForUserId(packageUserId) 1377 .entrySet().iterator(); 1378 while (it.hasNext() && i < size) { 1379 Map.Entry<String, ArrayList<String>> ent = it.next(); 1380 packages[i] = ent.getKey(); 1381 components[i] = ent.getValue(); 1382 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1383 uids[i] = (ps != null) 1384 ? UserHandle.getUid(packageUserId, ps.appId) 1385 : -1; 1386 i++; 1387 } 1388 } 1389 size = i; 1390 mPendingBroadcasts.clear(); 1391 } 1392 // Send broadcasts 1393 for (int i = 0; i < size; i++) { 1394 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1395 } 1396 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1397 break; 1398 } 1399 case START_CLEANING_PACKAGE: { 1400 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1401 final String packageName = (String)msg.obj; 1402 final int userId = msg.arg1; 1403 final boolean andCode = msg.arg2 != 0; 1404 synchronized (mPackages) { 1405 if (userId == UserHandle.USER_ALL) { 1406 int[] users = sUserManager.getUserIds(); 1407 for (int user : users) { 1408 mSettings.addPackageToCleanLPw( 1409 new PackageCleanItem(user, packageName, andCode)); 1410 } 1411 } else { 1412 mSettings.addPackageToCleanLPw( 1413 new PackageCleanItem(userId, packageName, andCode)); 1414 } 1415 } 1416 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1417 startCleaningPackages(); 1418 } break; 1419 case POST_INSTALL: { 1420 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1421 1422 PostInstallData data = mRunningInstalls.get(msg.arg1); 1423 mRunningInstalls.delete(msg.arg1); 1424 boolean deleteOld = false; 1425 1426 if (data != null) { 1427 InstallArgs args = data.args; 1428 PackageInstalledInfo res = data.res; 1429 1430 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1431 //TODO: Broadcast for child packages too 1432 final String packageName = res.pkg.applicationInfo.packageName; 1433 res.removedInfo.sendBroadcast(false, true, false); 1434 Bundle extras = new Bundle(1); 1435 extras.putInt(Intent.EXTRA_UID, res.uid); 1436 1437 // Now that we successfully installed the package, grant runtime 1438 // permissions if requested before broadcasting the install. 1439 if ((args.installFlags 1440 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1441 && res.pkg.applicationInfo.targetSdkVersion 1442 >= Build.VERSION_CODES.M) { 1443 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1444 args.installGrantPermissions); 1445 } 1446 1447 synchronized (mPackages) { 1448 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1449 } 1450 1451 // Determine the set of users who are adding this 1452 // package for the first time vs. those who are seeing 1453 // an update. 1454 int[] firstUsers; 1455 int[] updateUsers = new int[0]; 1456 if (res.origUsers == null || res.origUsers.length == 0) { 1457 firstUsers = res.newUsers; 1458 } else { 1459 firstUsers = new int[0]; 1460 for (int i=0; i<res.newUsers.length; i++) { 1461 int user = res.newUsers[i]; 1462 boolean isNew = true; 1463 for (int j=0; j<res.origUsers.length; j++) { 1464 if (res.origUsers[j] == user) { 1465 isNew = false; 1466 break; 1467 } 1468 } 1469 if (isNew) { 1470 int[] newFirst = new int[firstUsers.length+1]; 1471 System.arraycopy(firstUsers, 0, newFirst, 0, 1472 firstUsers.length); 1473 newFirst[firstUsers.length] = user; 1474 firstUsers = newFirst; 1475 } else { 1476 int[] newUpdate = new int[updateUsers.length+1]; 1477 System.arraycopy(updateUsers, 0, newUpdate, 0, 1478 updateUsers.length); 1479 newUpdate[updateUsers.length] = user; 1480 updateUsers = newUpdate; 1481 } 1482 } 1483 } 1484 // don't broadcast for ephemeral installs/updates 1485 final boolean isEphemeral = isEphemeral(res.pkg); 1486 if (!isEphemeral) { 1487 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1488 extras, 0 /*flags*/, null /*targetPackage*/, 1489 null /*finishedReceiver*/, firstUsers); 1490 } 1491 final boolean update = res.removedInfo.removedPackage != null; 1492 if (update) { 1493 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1494 } 1495 if (!isEphemeral) { 1496 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1497 extras, 0 /*flags*/, null /*targetPackage*/, 1498 null /*finishedReceiver*/, updateUsers); 1499 } 1500 if (update) { 1501 if (!isEphemeral) { 1502 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1503 packageName, extras, 0 /*flags*/, 1504 null /*targetPackage*/, null /*finishedReceiver*/, 1505 updateUsers); 1506 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1507 null /*package*/, null /*extras*/, 0 /*flags*/, 1508 packageName /*targetPackage*/, 1509 null /*finishedReceiver*/, updateUsers); 1510 } 1511 1512 // treat asec-hosted packages like removable media on upgrade 1513 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1514 if (DEBUG_INSTALL) { 1515 Slog.i(TAG, "upgrading pkg " + res.pkg 1516 + " is ASEC-hosted -> AVAILABLE"); 1517 } 1518 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1519 ArrayList<String> pkgList = new ArrayList<String>(1); 1520 pkgList.add(packageName); 1521 sendResourcesChangedBroadcast(true, true, 1522 pkgList,uidArray, null); 1523 } 1524 } 1525 if (res.removedInfo.args != null) { 1526 // Remove the replaced package's older resources safely now 1527 deleteOld = true; 1528 } 1529 1530 1531 // Work that needs to happen on first install within each user 1532 if (firstUsers.length > 0) { 1533 for (int userId : firstUsers) { 1534 synchronized (mPackages) { 1535 // If this app is a browser and it's newly-installed for 1536 // some users, clear any default-browser state in those 1537 // users. The app's nature doesn't depend on the user, 1538 // so we can just check its browser nature in any user 1539 // and generalize. 1540 if (packageIsBrowser(packageName, firstUsers[0])) { 1541 mSettings.setDefaultBrowserPackageNameLPw( 1542 null, userId); 1543 } 1544 1545 // We may also need to apply pending (restored) runtime 1546 // permission grants within these users. 1547 mSettings.applyPendingPermissionGrantsLPw( 1548 packageName, userId); 1549 } 1550 } 1551 } 1552 // Log current value of "unknown sources" setting 1553 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1554 getUnknownSourcesSettings()); 1555 } 1556 // Force a gc to clear up things 1557 Runtime.getRuntime().gc(); 1558 // We delete after a gc for applications on sdcard. 1559 if (deleteOld) { 1560 synchronized (mInstallLock) { 1561 res.removedInfo.args.doPostDeleteLI(true); 1562 } 1563 } 1564 if (args.observer != null) { 1565 try { 1566 Bundle extras = extrasForInstallResult(res); 1567 args.observer.onPackageInstalled(res.name, res.returnCode, 1568 res.returnMsg, extras); 1569 } catch (RemoteException e) { 1570 Slog.i(TAG, "Observer no longer exists."); 1571 } 1572 } 1573 if (args.traceMethod != null) { 1574 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1575 args.traceCookie); 1576 } 1577 return; 1578 } else { 1579 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1580 } 1581 1582 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1583 } break; 1584 case UPDATED_MEDIA_STATUS: { 1585 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1586 boolean reportStatus = msg.arg1 == 1; 1587 boolean doGc = msg.arg2 == 1; 1588 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1589 if (doGc) { 1590 // Force a gc to clear up stale containers. 1591 Runtime.getRuntime().gc(); 1592 } 1593 if (msg.obj != null) { 1594 @SuppressWarnings("unchecked") 1595 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1596 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1597 // Unload containers 1598 unloadAllContainers(args); 1599 } 1600 if (reportStatus) { 1601 try { 1602 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1603 PackageHelper.getMountService().finishMediaUpdate(); 1604 } catch (RemoteException e) { 1605 Log.e(TAG, "MountService not running?"); 1606 } 1607 } 1608 } break; 1609 case WRITE_SETTINGS: { 1610 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1611 synchronized (mPackages) { 1612 removeMessages(WRITE_SETTINGS); 1613 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1614 mSettings.writeLPr(); 1615 mDirtyUsers.clear(); 1616 } 1617 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1618 } break; 1619 case WRITE_PACKAGE_RESTRICTIONS: { 1620 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1621 synchronized (mPackages) { 1622 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1623 for (int userId : mDirtyUsers) { 1624 mSettings.writePackageRestrictionsLPr(userId); 1625 } 1626 mDirtyUsers.clear(); 1627 } 1628 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1629 } break; 1630 case CHECK_PENDING_VERIFICATION: { 1631 final int verificationId = msg.arg1; 1632 final PackageVerificationState state = mPendingVerification.get(verificationId); 1633 1634 if ((state != null) && !state.timeoutExtended()) { 1635 final InstallArgs args = state.getInstallArgs(); 1636 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1637 1638 Slog.i(TAG, "Verification timed out for " + originUri); 1639 mPendingVerification.remove(verificationId); 1640 1641 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1642 1643 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1644 Slog.i(TAG, "Continuing with installation of " + originUri); 1645 state.setVerifierResponse(Binder.getCallingUid(), 1646 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1647 broadcastPackageVerified(verificationId, originUri, 1648 PackageManager.VERIFICATION_ALLOW, 1649 state.getInstallArgs().getUser()); 1650 try { 1651 ret = args.copyApk(mContainerService, true); 1652 } catch (RemoteException e) { 1653 Slog.e(TAG, "Could not contact the ContainerService"); 1654 } 1655 } else { 1656 broadcastPackageVerified(verificationId, originUri, 1657 PackageManager.VERIFICATION_REJECT, 1658 state.getInstallArgs().getUser()); 1659 } 1660 1661 Trace.asyncTraceEnd( 1662 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1663 1664 processPendingInstall(args, ret); 1665 mHandler.sendEmptyMessage(MCS_UNBIND); 1666 } 1667 break; 1668 } 1669 case PACKAGE_VERIFIED: { 1670 final int verificationId = msg.arg1; 1671 1672 final PackageVerificationState state = mPendingVerification.get(verificationId); 1673 if (state == null) { 1674 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1675 break; 1676 } 1677 1678 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1679 1680 state.setVerifierResponse(response.callerUid, response.code); 1681 1682 if (state.isVerificationComplete()) { 1683 mPendingVerification.remove(verificationId); 1684 1685 final InstallArgs args = state.getInstallArgs(); 1686 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1687 1688 int ret; 1689 if (state.isInstallAllowed()) { 1690 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1691 broadcastPackageVerified(verificationId, originUri, 1692 response.code, state.getInstallArgs().getUser()); 1693 try { 1694 ret = args.copyApk(mContainerService, true); 1695 } catch (RemoteException e) { 1696 Slog.e(TAG, "Could not contact the ContainerService"); 1697 } 1698 } else { 1699 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1700 } 1701 1702 Trace.asyncTraceEnd( 1703 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1704 1705 processPendingInstall(args, ret); 1706 mHandler.sendEmptyMessage(MCS_UNBIND); 1707 } 1708 1709 break; 1710 } 1711 case START_INTENT_FILTER_VERIFICATIONS: { 1712 IFVerificationParams params = (IFVerificationParams) msg.obj; 1713 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1714 params.replacing, params.pkg); 1715 break; 1716 } 1717 case INTENT_FILTER_VERIFIED: { 1718 final int verificationId = msg.arg1; 1719 1720 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1721 verificationId); 1722 if (state == null) { 1723 Slog.w(TAG, "Invalid IntentFilter verification token " 1724 + verificationId + " received"); 1725 break; 1726 } 1727 1728 final int userId = state.getUserId(); 1729 1730 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1731 "Processing IntentFilter verification with token:" 1732 + verificationId + " and userId:" + userId); 1733 1734 final IntentFilterVerificationResponse response = 1735 (IntentFilterVerificationResponse) msg.obj; 1736 1737 state.setVerifierResponse(response.callerUid, response.code); 1738 1739 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1740 "IntentFilter verification with token:" + verificationId 1741 + " and userId:" + userId 1742 + " is settings verifier response with response code:" 1743 + response.code); 1744 1745 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1746 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1747 + response.getFailedDomainsString()); 1748 } 1749 1750 if (state.isVerificationComplete()) { 1751 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1752 } else { 1753 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1754 "IntentFilter verification with token:" + verificationId 1755 + " was not said to be complete"); 1756 } 1757 1758 break; 1759 } 1760 } 1761 } 1762 } 1763 1764 private StorageEventListener mStorageListener = new StorageEventListener() { 1765 @Override 1766 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1767 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1768 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1769 final String volumeUuid = vol.getFsUuid(); 1770 1771 // Clean up any users or apps that were removed or recreated 1772 // while this volume was missing 1773 reconcileUsers(volumeUuid); 1774 reconcileApps(volumeUuid); 1775 1776 // Clean up any install sessions that expired or were 1777 // cancelled while this volume was missing 1778 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1779 1780 loadPrivatePackages(vol); 1781 1782 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1783 unloadPrivatePackages(vol); 1784 } 1785 } 1786 1787 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1788 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1789 updateExternalMediaStatus(true, false); 1790 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1791 updateExternalMediaStatus(false, false); 1792 } 1793 } 1794 } 1795 1796 @Override 1797 public void onVolumeForgotten(String fsUuid) { 1798 if (TextUtils.isEmpty(fsUuid)) { 1799 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1800 return; 1801 } 1802 1803 // Remove any apps installed on the forgotten volume 1804 synchronized (mPackages) { 1805 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1806 for (PackageSetting ps : packages) { 1807 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1808 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1809 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1810 } 1811 1812 mSettings.onVolumeForgotten(fsUuid); 1813 mSettings.writeLPr(); 1814 } 1815 } 1816 }; 1817 1818 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1819 String[] grantedPermissions) { 1820 if (userId >= UserHandle.USER_SYSTEM) { 1821 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1822 } else if (userId == UserHandle.USER_ALL) { 1823 final int[] userIds; 1824 synchronized (mPackages) { 1825 userIds = UserManagerService.getInstance().getUserIds(); 1826 } 1827 for (int someUserId : userIds) { 1828 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1829 } 1830 } 1831 1832 // We could have touched GID membership, so flush out packages.list 1833 synchronized (mPackages) { 1834 mSettings.writePackageListLPr(); 1835 } 1836 } 1837 1838 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1839 String[] grantedPermissions) { 1840 SettingBase sb = (SettingBase) pkg.mExtras; 1841 if (sb == null) { 1842 return; 1843 } 1844 1845 PermissionsState permissionsState = sb.getPermissionsState(); 1846 1847 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1848 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1849 1850 synchronized (mPackages) { 1851 for (String permission : pkg.requestedPermissions) { 1852 BasePermission bp = mSettings.mPermissions.get(permission); 1853 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1854 && (grantedPermissions == null 1855 || ArrayUtils.contains(grantedPermissions, permission))) { 1856 final int flags = permissionsState.getPermissionFlags(permission, userId); 1857 // Installer cannot change immutable permissions. 1858 if ((flags & immutableFlags) == 0) { 1859 grantRuntimePermission(pkg.packageName, permission, userId); 1860 } 1861 } 1862 } 1863 } 1864 } 1865 1866 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1867 Bundle extras = null; 1868 switch (res.returnCode) { 1869 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1870 extras = new Bundle(); 1871 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1872 res.origPermission); 1873 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1874 res.origPackage); 1875 break; 1876 } 1877 case PackageManager.INSTALL_SUCCEEDED: { 1878 extras = new Bundle(); 1879 extras.putBoolean(Intent.EXTRA_REPLACING, 1880 res.removedInfo != null && res.removedInfo.removedPackage != null); 1881 break; 1882 } 1883 } 1884 return extras; 1885 } 1886 1887 void scheduleWriteSettingsLocked() { 1888 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1889 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1890 } 1891 } 1892 1893 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 1894 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 1895 scheduleWritePackageRestrictionsLocked(userId); 1896 } 1897 1898 void scheduleWritePackageRestrictionsLocked(int userId) { 1899 final int[] userIds = (userId == UserHandle.USER_ALL) 1900 ? sUserManager.getUserIds() : new int[]{userId}; 1901 for (int nextUserId : userIds) { 1902 if (!sUserManager.exists(nextUserId)) return; 1903 mDirtyUsers.add(nextUserId); 1904 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1905 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1906 } 1907 } 1908 } 1909 1910 public static PackageManagerService main(Context context, Installer installer, 1911 boolean factoryTest, boolean onlyCore) { 1912 PackageManagerService m = new PackageManagerService(context, installer, 1913 factoryTest, onlyCore); 1914 m.enableSystemUserPackages(); 1915 ServiceManager.addService("package", m); 1916 return m; 1917 } 1918 1919 private void enableSystemUserPackages() { 1920 if (!UserManager.isSplitSystemUser()) { 1921 return; 1922 } 1923 // For system user, enable apps based on the following conditions: 1924 // - app is whitelisted or belong to one of these groups: 1925 // -- system app which has no launcher icons 1926 // -- system app which has INTERACT_ACROSS_USERS permission 1927 // -- system IME app 1928 // - app is not in the blacklist 1929 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1930 Set<String> enableApps = new ArraySet<>(); 1931 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1932 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1933 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1934 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1935 enableApps.addAll(wlApps); 1936 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1937 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1938 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1939 enableApps.removeAll(blApps); 1940 Log.i(TAG, "Applications installed for system user: " + enableApps); 1941 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1942 UserHandle.SYSTEM); 1943 final int allAppsSize = allAps.size(); 1944 synchronized (mPackages) { 1945 for (int i = 0; i < allAppsSize; i++) { 1946 String pName = allAps.get(i); 1947 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1948 // Should not happen, but we shouldn't be failing if it does 1949 if (pkgSetting == null) { 1950 continue; 1951 } 1952 boolean install = enableApps.contains(pName); 1953 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1954 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1955 + " for system user"); 1956 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1957 } 1958 } 1959 } 1960 } 1961 1962 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1963 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1964 Context.DISPLAY_SERVICE); 1965 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1966 } 1967 1968 public PackageManagerService(Context context, Installer installer, 1969 boolean factoryTest, boolean onlyCore) { 1970 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1971 SystemClock.uptimeMillis()); 1972 1973 if (mSdkVersion <= 0) { 1974 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1975 } 1976 1977 mContext = context; 1978 mFactoryTest = factoryTest; 1979 mOnlyCore = onlyCore; 1980 mMetrics = new DisplayMetrics(); 1981 mSettings = new Settings(mPackages); 1982 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1983 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1984 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1985 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1986 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1987 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1988 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1989 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1990 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1991 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1992 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1993 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1994 1995 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1996 if (separateProcesses != null && separateProcesses.length() > 0) { 1997 if ("*".equals(separateProcesses)) { 1998 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1999 mSeparateProcesses = null; 2000 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2001 } else { 2002 mDefParseFlags = 0; 2003 mSeparateProcesses = separateProcesses.split(","); 2004 Slog.w(TAG, "Running with debug.separate_processes: " 2005 + separateProcesses); 2006 } 2007 } else { 2008 mDefParseFlags = 0; 2009 mSeparateProcesses = null; 2010 } 2011 2012 mInstaller = installer; 2013 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2014 "*dexopt*"); 2015 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2016 2017 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2018 FgThread.get().getLooper()); 2019 2020 getDefaultDisplayMetrics(context, mMetrics); 2021 2022 SystemConfig systemConfig = SystemConfig.getInstance(); 2023 mGlobalGids = systemConfig.getGlobalGids(); 2024 mSystemPermissions = systemConfig.getSystemPermissions(); 2025 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2026 2027 synchronized (mInstallLock) { 2028 // writer 2029 synchronized (mPackages) { 2030 mHandlerThread = new ServiceThread(TAG, 2031 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2032 mHandlerThread.start(); 2033 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2034 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2035 2036 File dataDir = Environment.getDataDirectory(); 2037 mAppInstallDir = new File(dataDir, "app"); 2038 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2039 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2040 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2041 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2042 2043 sUserManager = new UserManagerService(context, this, mPackages); 2044 2045 // Propagate permission configuration in to package manager. 2046 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2047 = systemConfig.getPermissions(); 2048 for (int i=0; i<permConfig.size(); i++) { 2049 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2050 BasePermission bp = mSettings.mPermissions.get(perm.name); 2051 if (bp == null) { 2052 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2053 mSettings.mPermissions.put(perm.name, bp); 2054 } 2055 if (perm.gids != null) { 2056 bp.setGids(perm.gids, perm.perUser); 2057 } 2058 } 2059 2060 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2061 for (int i=0; i<libConfig.size(); i++) { 2062 mSharedLibraries.put(libConfig.keyAt(i), 2063 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2064 } 2065 2066 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2067 2068 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2069 2070 String customResolverActivity = Resources.getSystem().getString( 2071 R.string.config_customResolverActivity); 2072 if (TextUtils.isEmpty(customResolverActivity)) { 2073 customResolverActivity = null; 2074 } else { 2075 mCustomResolverComponentName = ComponentName.unflattenFromString( 2076 customResolverActivity); 2077 } 2078 2079 long startTime = SystemClock.uptimeMillis(); 2080 2081 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2082 startTime); 2083 2084 // Set flag to monitor and not change apk file paths when 2085 // scanning install directories. 2086 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2087 2088 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2089 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2090 2091 if (bootClassPath == null) { 2092 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2093 } 2094 2095 if (systemServerClassPath == null) { 2096 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2097 } 2098 2099 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2100 final String[] dexCodeInstructionSets = 2101 getDexCodeInstructionSets( 2102 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2103 2104 /** 2105 * Ensure all external libraries have had dexopt run on them. 2106 */ 2107 if (mSharedLibraries.size() > 0) { 2108 // NOTE: For now, we're compiling these system "shared libraries" 2109 // (and framework jars) into all available architectures. It's possible 2110 // to compile them only when we come across an app that uses them (there's 2111 // already logic for that in scanPackageLI) but that adds some complexity. 2112 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2113 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2114 final String lib = libEntry.path; 2115 if (lib == null) { 2116 continue; 2117 } 2118 2119 try { 2120 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2121 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2122 // Shared libraries do not have profiles so we perform a full 2123 // AOT compilation. 2124 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2125 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/, 2126 StorageManager.UUID_PRIVATE_INTERNAL, 2127 false /*useProfiles*/); 2128 } 2129 } catch (FileNotFoundException e) { 2130 Slog.w(TAG, "Library not found: " + lib); 2131 } catch (IOException | InstallerException e) { 2132 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2133 + e.getMessage()); 2134 } 2135 } 2136 } 2137 } 2138 2139 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2140 2141 final VersionInfo ver = mSettings.getInternalVersion(); 2142 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2143 // when upgrading from pre-M, promote system app permissions from install to runtime 2144 mPromoteSystemApps = 2145 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2146 2147 // save off the names of pre-existing system packages prior to scanning; we don't 2148 // want to automatically grant runtime permissions for new system apps 2149 if (mPromoteSystemApps) { 2150 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2151 while (pkgSettingIter.hasNext()) { 2152 PackageSetting ps = pkgSettingIter.next(); 2153 if (isSystemApp(ps)) { 2154 mExistingSystemPackages.add(ps.name); 2155 } 2156 } 2157 } 2158 2159 // Collect vendor overlay packages. 2160 // (Do this before scanning any apps.) 2161 // For security and version matching reason, only consider 2162 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2163 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2164 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2165 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2166 2167 // Find base frameworks (resource packages without code). 2168 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2169 | PackageParser.PARSE_IS_SYSTEM_DIR 2170 | PackageParser.PARSE_IS_PRIVILEGED, 2171 scanFlags | SCAN_NO_DEX, 0); 2172 2173 // Collected privileged system packages. 2174 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2175 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2176 | PackageParser.PARSE_IS_SYSTEM_DIR 2177 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2178 2179 // Collect ordinary system packages. 2180 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2181 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2182 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2183 2184 // Collect all vendor packages. 2185 File vendorAppDir = new File("/vendor/app"); 2186 try { 2187 vendorAppDir = vendorAppDir.getCanonicalFile(); 2188 } catch (IOException e) { 2189 // failed to look up canonical path, continue with original one 2190 } 2191 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2192 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2193 2194 // Collect all OEM packages. 2195 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2196 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2197 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2198 2199 // Prune any system packages that no longer exist. 2200 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2201 if (!mOnlyCore) { 2202 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2203 while (psit.hasNext()) { 2204 PackageSetting ps = psit.next(); 2205 2206 /* 2207 * If this is not a system app, it can't be a 2208 * disable system app. 2209 */ 2210 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2211 continue; 2212 } 2213 2214 /* 2215 * If the package is scanned, it's not erased. 2216 */ 2217 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2218 if (scannedPkg != null) { 2219 /* 2220 * If the system app is both scanned and in the 2221 * disabled packages list, then it must have been 2222 * added via OTA. Remove it from the currently 2223 * scanned package so the previously user-installed 2224 * application can be scanned. 2225 */ 2226 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2227 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2228 + ps.name + "; removing system app. Last known codePath=" 2229 + ps.codePathString + ", installStatus=" + ps.installStatus 2230 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2231 + scannedPkg.mVersionCode); 2232 removePackageSettingLI(scannedPkg, true); 2233 mExpectingBetter.put(ps.name, ps.codePath); 2234 } 2235 2236 continue; 2237 } 2238 2239 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2240 psit.remove(); 2241 logCriticalInfo(Log.WARN, "System package " + ps.name 2242 + " no longer exists; wiping its data"); 2243 removeDataDirsLI(null, ps.name); 2244 } else { 2245 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2246 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2247 possiblyDeletedUpdatedSystemApps.add(ps.name); 2248 } 2249 } 2250 } 2251 } 2252 2253 //look for any incomplete package installations 2254 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2255 //clean up list 2256 for(int i = 0; i < deletePkgsList.size(); i++) { 2257 //clean up here 2258 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2259 } 2260 //delete tmp files 2261 deleteTempPackageFiles(); 2262 2263 // Remove any shared userIDs that have no associated packages 2264 mSettings.pruneSharedUsersLPw(); 2265 2266 if (!mOnlyCore) { 2267 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2268 SystemClock.uptimeMillis()); 2269 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2270 2271 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2272 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2273 2274 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2275 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2276 2277 /** 2278 * Remove disable package settings for any updated system 2279 * apps that were removed via an OTA. If they're not a 2280 * previously-updated app, remove them completely. 2281 * Otherwise, just revoke their system-level permissions. 2282 */ 2283 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2284 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2285 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2286 2287 String msg; 2288 if (deletedPkg == null) { 2289 msg = "Updated system package " + deletedAppName 2290 + " no longer exists; wiping its data"; 2291 removeDataDirsLI(null, deletedAppName); 2292 } else { 2293 msg = "Updated system app + " + deletedAppName 2294 + " no longer present; removing system privileges for " 2295 + deletedAppName; 2296 2297 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2298 2299 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2300 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2301 } 2302 logCriticalInfo(Log.WARN, msg); 2303 } 2304 2305 /** 2306 * Make sure all system apps that we expected to appear on 2307 * the userdata partition actually showed up. If they never 2308 * appeared, crawl back and revive the system version. 2309 */ 2310 for (int i = 0; i < mExpectingBetter.size(); i++) { 2311 final String packageName = mExpectingBetter.keyAt(i); 2312 if (!mPackages.containsKey(packageName)) { 2313 final File scanFile = mExpectingBetter.valueAt(i); 2314 2315 logCriticalInfo(Log.WARN, "Expected better " + packageName 2316 + " but never showed up; reverting to system"); 2317 2318 final int reparseFlags; 2319 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2320 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2321 | PackageParser.PARSE_IS_SYSTEM_DIR 2322 | PackageParser.PARSE_IS_PRIVILEGED; 2323 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2324 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2325 | PackageParser.PARSE_IS_SYSTEM_DIR; 2326 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2327 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2328 | PackageParser.PARSE_IS_SYSTEM_DIR; 2329 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2330 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2331 | PackageParser.PARSE_IS_SYSTEM_DIR; 2332 } else { 2333 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2334 continue; 2335 } 2336 2337 mSettings.enableSystemPackageLPw(packageName); 2338 2339 try { 2340 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2341 } catch (PackageManagerException e) { 2342 Slog.e(TAG, "Failed to parse original system package: " 2343 + e.getMessage()); 2344 } 2345 } 2346 } 2347 } 2348 mExpectingBetter.clear(); 2349 2350 // Now that we know all of the shared libraries, update all clients to have 2351 // the correct library paths. 2352 updateAllSharedLibrariesLPw(); 2353 2354 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2355 // NOTE: We ignore potential failures here during a system scan (like 2356 // the rest of the commands above) because there's precious little we 2357 // can do about it. A settings error is reported, though. 2358 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2359 false /* boot complete */); 2360 } 2361 2362 // Now that we know all the packages we are keeping, 2363 // read and update their last usage times. 2364 mPackageUsage.readLP(); 2365 2366 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2367 SystemClock.uptimeMillis()); 2368 Slog.i(TAG, "Time to scan packages: " 2369 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2370 + " seconds"); 2371 2372 // If the platform SDK has changed since the last time we booted, 2373 // we need to re-grant app permission to catch any new ones that 2374 // appear. This is really a hack, and means that apps can in some 2375 // cases get permissions that the user didn't initially explicitly 2376 // allow... it would be nice to have some better way to handle 2377 // this situation. 2378 int updateFlags = UPDATE_PERMISSIONS_ALL; 2379 if (ver.sdkVersion != mSdkVersion) { 2380 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2381 + mSdkVersion + "; regranting permissions for internal storage"); 2382 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2383 } 2384 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2385 ver.sdkVersion = mSdkVersion; 2386 2387 // If this is the first boot or an update from pre-M, and it is a normal 2388 // boot, then we need to initialize the default preferred apps across 2389 // all defined users. 2390 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2391 for (UserInfo user : sUserManager.getUsers(true)) { 2392 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2393 applyFactoryDefaultBrowserLPw(user.id); 2394 primeDomainVerificationsLPw(user.id); 2395 } 2396 } 2397 2398 // Prepare storage for system user really early during boot, 2399 // since core system apps like SettingsProvider and SystemUI 2400 // can't wait for user to start 2401 final int storageFlags; 2402 if (StorageManager.isFileBasedEncryptionEnabled()) { 2403 storageFlags = StorageManager.FLAG_STORAGE_DE; 2404 } else { 2405 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2406 } 2407 reconcileAppsData(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2408 storageFlags); 2409 2410 if (!StorageManager.isFileBasedEncryptionEnabled() 2411 && PackageManager.APPLY_FORCE_DEVICE_ENCRYPTED) { 2412 // When upgrading a non-FBE device, we might need to shuffle 2413 // around the default storage location of system apps 2414 final List<UserInfo> users = sUserManager.getUsers(true); 2415 for (PackageSetting ps : mSettings.mPackages.values()) { 2416 if (ps.pkg == null || !ps.isSystem()) continue; 2417 final int storageTarget = ps.pkg.applicationInfo.isForceDeviceEncrypted() 2418 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 2419 for (UserInfo user : users) { 2420 if (ps.getInstalled(user.id)) { 2421 try { 2422 mInstaller.migrateAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2423 ps.name, user.id, storageTarget); 2424 } catch (InstallerException e) { 2425 logCriticalInfo(Log.WARN, 2426 "Failed to migrate " + ps.name + ": " + e.getMessage()); 2427 } 2428 // We may have just shuffled around app data 2429 // directories, so prepare it one more time 2430 prepareAppData(StorageManager.UUID_PRIVATE_INTERNAL, user.id, 2431 storageFlags, ps.pkg, false); 2432 } 2433 } 2434 } 2435 } 2436 2437 // If this is first boot after an OTA, and a normal boot, then 2438 // we need to clear code cache directories. 2439 if (mIsUpgrade && !onlyCore) { 2440 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2441 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2442 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2443 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2444 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2445 } 2446 } 2447 ver.fingerprint = Build.FINGERPRINT; 2448 } 2449 2450 checkDefaultBrowser(); 2451 2452 // clear only after permissions and other defaults have been updated 2453 mExistingSystemPackages.clear(); 2454 mPromoteSystemApps = false; 2455 2456 // All the changes are done during package scanning. 2457 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2458 2459 // can downgrade to reader 2460 mSettings.writeLPr(); 2461 2462 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2463 SystemClock.uptimeMillis()); 2464 2465 if (!mOnlyCore) { 2466 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2467 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2468 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2469 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2470 mIntentFilterVerifierComponent); 2471 } else { 2472 mRequiredVerifierPackage = null; 2473 mRequiredInstallerPackage = null; 2474 mIntentFilterVerifierComponent = null; 2475 mIntentFilterVerifier = null; 2476 } 2477 2478 mInstallerService = new PackageInstallerService(context, this); 2479 2480 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2481 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2482 // both the installer and resolver must be present to enable ephemeral 2483 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2484 if (DEBUG_EPHEMERAL) { 2485 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2486 + " installer:" + ephemeralInstallerComponent); 2487 } 2488 mEphemeralResolverComponent = ephemeralResolverComponent; 2489 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2490 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2491 mEphemeralResolverConnection = 2492 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2493 } else { 2494 if (DEBUG_EPHEMERAL) { 2495 final String missingComponent = 2496 (ephemeralResolverComponent == null) 2497 ? (ephemeralInstallerComponent == null) 2498 ? "resolver and installer" 2499 : "resolver" 2500 : "installer"; 2501 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2502 } 2503 mEphemeralResolverComponent = null; 2504 mEphemeralInstallerComponent = null; 2505 mEphemeralResolverConnection = null; 2506 } 2507 2508 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2509 } // synchronized (mPackages) 2510 } // synchronized (mInstallLock) 2511 2512 // Now after opening every single application zip, make sure they 2513 // are all flushed. Not really needed, but keeps things nice and 2514 // tidy. 2515 Runtime.getRuntime().gc(); 2516 2517 // The initial scanning above does many calls into installd while 2518 // holding the mPackages lock, but we're mostly interested in yelling 2519 // once we have a booted system. 2520 mInstaller.setWarnIfHeld(mPackages); 2521 2522 // Expose private service for system components to use. 2523 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2524 } 2525 2526 @Override 2527 public boolean isFirstBoot() { 2528 return !mRestoredSettings; 2529 } 2530 2531 @Override 2532 public boolean isOnlyCoreApps() { 2533 return mOnlyCore; 2534 } 2535 2536 @Override 2537 public boolean isUpgrade() { 2538 return mIsUpgrade; 2539 } 2540 2541 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2542 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2543 2544 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2545 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2546 if (matches.size() == 1) { 2547 return matches.get(0).getComponentInfo().packageName; 2548 } else { 2549 Log.e(TAG, "There should probably be exactly one verifier; found " + matches); 2550 return null; 2551 } 2552 } 2553 2554 private @NonNull String getRequiredInstallerLPr() { 2555 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2556 intent.addCategory(Intent.CATEGORY_DEFAULT); 2557 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2558 2559 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2560 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2561 if (matches.size() == 1) { 2562 return matches.get(0).getComponentInfo().packageName; 2563 } else { 2564 throw new RuntimeException("There must be exactly one installer; found " + matches); 2565 } 2566 } 2567 2568 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2569 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2570 2571 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2572 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2573 ResolveInfo best = null; 2574 final int N = matches.size(); 2575 for (int i = 0; i < N; i++) { 2576 final ResolveInfo cur = matches.get(i); 2577 final String packageName = cur.getComponentInfo().packageName; 2578 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2579 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2580 continue; 2581 } 2582 2583 if (best == null || cur.priority > best.priority) { 2584 best = cur; 2585 } 2586 } 2587 2588 if (best != null) { 2589 return best.getComponentInfo().getComponentName(); 2590 } else { 2591 throw new RuntimeException("There must be at least one intent filter verifier"); 2592 } 2593 } 2594 2595 private @Nullable ComponentName getEphemeralResolverLPr() { 2596 final String[] packageArray = 2597 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2598 if (packageArray.length == 0) { 2599 if (DEBUG_EPHEMERAL) { 2600 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2601 } 2602 return null; 2603 } 2604 2605 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2606 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, null, 2607 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2608 2609 final int N = resolvers.size(); 2610 if (N == 0) { 2611 if (DEBUG_EPHEMERAL) { 2612 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2613 } 2614 return null; 2615 } 2616 2617 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2618 for (int i = 0; i < N; i++) { 2619 final ResolveInfo info = resolvers.get(i); 2620 2621 if (info.serviceInfo == null) { 2622 continue; 2623 } 2624 2625 final String packageName = info.serviceInfo.packageName; 2626 if (!possiblePackages.contains(packageName)) { 2627 if (DEBUG_EPHEMERAL) { 2628 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2629 + " pkg: " + packageName + ", info:" + info); 2630 } 2631 continue; 2632 } 2633 2634 if (DEBUG_EPHEMERAL) { 2635 Slog.v(TAG, "Ephemeral resolver found;" 2636 + " pkg: " + packageName + ", info:" + info); 2637 } 2638 return new ComponentName(packageName, info.serviceInfo.name); 2639 } 2640 if (DEBUG_EPHEMERAL) { 2641 Slog.v(TAG, "Ephemeral resolver NOT found"); 2642 } 2643 return null; 2644 } 2645 2646 private @Nullable ComponentName getEphemeralInstallerLPr() { 2647 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2648 intent.addCategory(Intent.CATEGORY_DEFAULT); 2649 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2650 2651 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2652 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2653 if (matches.size() == 0) { 2654 return null; 2655 } else if (matches.size() == 1) { 2656 return matches.get(0).getComponentInfo().getComponentName(); 2657 } else { 2658 throw new RuntimeException( 2659 "There must be at most one ephemeral installer; found " + matches); 2660 } 2661 } 2662 2663 private void primeDomainVerificationsLPw(int userId) { 2664 if (DEBUG_DOMAIN_VERIFICATION) { 2665 Slog.d(TAG, "Priming domain verifications in user " + userId); 2666 } 2667 2668 SystemConfig systemConfig = SystemConfig.getInstance(); 2669 ArraySet<String> packages = systemConfig.getLinkedApps(); 2670 ArraySet<String> domains = new ArraySet<String>(); 2671 2672 for (String packageName : packages) { 2673 PackageParser.Package pkg = mPackages.get(packageName); 2674 if (pkg != null) { 2675 if (!pkg.isSystemApp()) { 2676 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2677 continue; 2678 } 2679 2680 domains.clear(); 2681 for (PackageParser.Activity a : pkg.activities) { 2682 for (ActivityIntentInfo filter : a.intents) { 2683 if (hasValidDomains(filter)) { 2684 domains.addAll(filter.getHostsList()); 2685 } 2686 } 2687 } 2688 2689 if (domains.size() > 0) { 2690 if (DEBUG_DOMAIN_VERIFICATION) { 2691 Slog.v(TAG, " + " + packageName); 2692 } 2693 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2694 // state w.r.t. the formal app-linkage "no verification attempted" state; 2695 // and then 'always' in the per-user state actually used for intent resolution. 2696 final IntentFilterVerificationInfo ivi; 2697 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2698 new ArrayList<String>(domains)); 2699 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2700 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2701 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2702 } else { 2703 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2704 + "' does not handle web links"); 2705 } 2706 } else { 2707 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2708 } 2709 } 2710 2711 scheduleWritePackageRestrictionsLocked(userId); 2712 scheduleWriteSettingsLocked(); 2713 } 2714 2715 private void applyFactoryDefaultBrowserLPw(int userId) { 2716 // The default browser app's package name is stored in a string resource, 2717 // with a product-specific overlay used for vendor customization. 2718 String browserPkg = mContext.getResources().getString( 2719 com.android.internal.R.string.default_browser); 2720 if (!TextUtils.isEmpty(browserPkg)) { 2721 // non-empty string => required to be a known package 2722 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2723 if (ps == null) { 2724 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2725 browserPkg = null; 2726 } else { 2727 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2728 } 2729 } 2730 2731 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2732 // default. If there's more than one, just leave everything alone. 2733 if (browserPkg == null) { 2734 calculateDefaultBrowserLPw(userId); 2735 } 2736 } 2737 2738 private void calculateDefaultBrowserLPw(int userId) { 2739 List<String> allBrowsers = resolveAllBrowserApps(userId); 2740 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2741 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2742 } 2743 2744 private List<String> resolveAllBrowserApps(int userId) { 2745 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2746 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2747 PackageManager.MATCH_ALL, userId); 2748 2749 final int count = list.size(); 2750 List<String> result = new ArrayList<String>(count); 2751 for (int i=0; i<count; i++) { 2752 ResolveInfo info = list.get(i); 2753 if (info.activityInfo == null 2754 || !info.handleAllWebDataURI 2755 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2756 || result.contains(info.activityInfo.packageName)) { 2757 continue; 2758 } 2759 result.add(info.activityInfo.packageName); 2760 } 2761 2762 return result; 2763 } 2764 2765 private boolean packageIsBrowser(String packageName, int userId) { 2766 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2767 PackageManager.MATCH_ALL, userId); 2768 final int N = list.size(); 2769 for (int i = 0; i < N; i++) { 2770 ResolveInfo info = list.get(i); 2771 if (packageName.equals(info.activityInfo.packageName)) { 2772 return true; 2773 } 2774 } 2775 return false; 2776 } 2777 2778 private void checkDefaultBrowser() { 2779 final int myUserId = UserHandle.myUserId(); 2780 final String packageName = getDefaultBrowserPackageName(myUserId); 2781 if (packageName != null) { 2782 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2783 if (info == null) { 2784 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2785 synchronized (mPackages) { 2786 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2787 } 2788 } 2789 } 2790 } 2791 2792 @Override 2793 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2794 throws RemoteException { 2795 try { 2796 return super.onTransact(code, data, reply, flags); 2797 } catch (RuntimeException e) { 2798 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2799 Slog.wtf(TAG, "Package Manager Crash", e); 2800 } 2801 throw e; 2802 } 2803 } 2804 2805 void cleanupInstallFailedPackage(PackageSetting ps) { 2806 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2807 2808 removeDataDirsLI(ps.volumeUuid, ps.name); 2809 if (ps.codePath != null) { 2810 removeCodePathLI(ps.codePath); 2811 } 2812 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2813 if (ps.resourcePath.isDirectory()) { 2814 FileUtils.deleteContents(ps.resourcePath); 2815 } 2816 ps.resourcePath.delete(); 2817 } 2818 mSettings.removePackageLPw(ps.name); 2819 } 2820 2821 static int[] appendInts(int[] cur, int[] add) { 2822 if (add == null) return cur; 2823 if (cur == null) return add; 2824 final int N = add.length; 2825 for (int i=0; i<N; i++) { 2826 cur = appendInt(cur, add[i]); 2827 } 2828 return cur; 2829 } 2830 2831 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2832 if (!sUserManager.exists(userId)) return null; 2833 final PackageSetting ps = (PackageSetting) p.mExtras; 2834 if (ps == null) { 2835 return null; 2836 } 2837 2838 final PermissionsState permissionsState = ps.getPermissionsState(); 2839 2840 final int[] gids = permissionsState.computeGids(userId); 2841 final Set<String> permissions = permissionsState.getPermissions(userId); 2842 final PackageUserState state = ps.readUserState(userId); 2843 2844 return PackageParser.generatePackageInfo(p, gids, flags, 2845 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2846 } 2847 2848 @Override 2849 public void checkPackageStartable(String packageName, int userId) { 2850 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2851 2852 synchronized (mPackages) { 2853 final PackageSetting ps = mSettings.mPackages.get(packageName); 2854 if (ps == null) { 2855 throw new SecurityException("Package " + packageName + " was not found!"); 2856 } 2857 2858 if (ps.frozen) { 2859 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2860 } 2861 2862 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2863 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2864 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2865 } 2866 } 2867 } 2868 2869 @Override 2870 public boolean isPackageAvailable(String packageName, int userId) { 2871 if (!sUserManager.exists(userId)) return false; 2872 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2873 synchronized (mPackages) { 2874 PackageParser.Package p = mPackages.get(packageName); 2875 if (p != null) { 2876 final PackageSetting ps = (PackageSetting) p.mExtras; 2877 if (ps != null) { 2878 final PackageUserState state = ps.readUserState(userId); 2879 if (state != null) { 2880 return PackageParser.isAvailable(state); 2881 } 2882 } 2883 } 2884 } 2885 return false; 2886 } 2887 2888 @Override 2889 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2890 if (!sUserManager.exists(userId)) return null; 2891 flags = updateFlagsForPackage(flags, userId, packageName); 2892 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2893 // reader 2894 synchronized (mPackages) { 2895 PackageParser.Package p = mPackages.get(packageName); 2896 if (DEBUG_PACKAGE_INFO) 2897 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2898 if (p != null) { 2899 return generatePackageInfo(p, flags, userId); 2900 } 2901 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2902 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2903 } 2904 } 2905 return null; 2906 } 2907 2908 @Override 2909 public String[] currentToCanonicalPackageNames(String[] names) { 2910 String[] out = new String[names.length]; 2911 // reader 2912 synchronized (mPackages) { 2913 for (int i=names.length-1; i>=0; i--) { 2914 PackageSetting ps = mSettings.mPackages.get(names[i]); 2915 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2916 } 2917 } 2918 return out; 2919 } 2920 2921 @Override 2922 public String[] canonicalToCurrentPackageNames(String[] names) { 2923 String[] out = new String[names.length]; 2924 // reader 2925 synchronized (mPackages) { 2926 for (int i=names.length-1; i>=0; i--) { 2927 String cur = mSettings.mRenamedPackages.get(names[i]); 2928 out[i] = cur != null ? cur : names[i]; 2929 } 2930 } 2931 return out; 2932 } 2933 2934 @Override 2935 public int getPackageUid(String packageName, int flags, int userId) { 2936 if (!sUserManager.exists(userId)) return -1; 2937 flags = updateFlagsForPackage(flags, userId, packageName); 2938 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2939 2940 // reader 2941 synchronized (mPackages) { 2942 final PackageParser.Package p = mPackages.get(packageName); 2943 if (p != null && p.isMatch(flags)) { 2944 return UserHandle.getUid(userId, p.applicationInfo.uid); 2945 } 2946 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2947 final PackageSetting ps = mSettings.mPackages.get(packageName); 2948 if (ps != null && ps.isMatch(flags)) { 2949 return UserHandle.getUid(userId, ps.appId); 2950 } 2951 } 2952 } 2953 2954 return -1; 2955 } 2956 2957 @Override 2958 public int[] getPackageGids(String packageName, int flags, int userId) { 2959 if (!sUserManager.exists(userId)) return null; 2960 flags = updateFlagsForPackage(flags, userId, packageName); 2961 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2962 "getPackageGids"); 2963 2964 // reader 2965 synchronized (mPackages) { 2966 final PackageParser.Package p = mPackages.get(packageName); 2967 if (p != null && p.isMatch(flags)) { 2968 PackageSetting ps = (PackageSetting) p.mExtras; 2969 return ps.getPermissionsState().computeGids(userId); 2970 } 2971 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2972 final PackageSetting ps = mSettings.mPackages.get(packageName); 2973 if (ps != null && ps.isMatch(flags)) { 2974 return ps.getPermissionsState().computeGids(userId); 2975 } 2976 } 2977 } 2978 2979 return null; 2980 } 2981 2982 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 2983 if (bp.perm != null) { 2984 return PackageParser.generatePermissionInfo(bp.perm, flags); 2985 } 2986 PermissionInfo pi = new PermissionInfo(); 2987 pi.name = bp.name; 2988 pi.packageName = bp.sourcePackage; 2989 pi.nonLocalizedLabel = bp.name; 2990 pi.protectionLevel = bp.protectionLevel; 2991 return pi; 2992 } 2993 2994 @Override 2995 public PermissionInfo getPermissionInfo(String name, int flags) { 2996 // reader 2997 synchronized (mPackages) { 2998 final BasePermission p = mSettings.mPermissions.get(name); 2999 if (p != null) { 3000 return generatePermissionInfo(p, flags); 3001 } 3002 return null; 3003 } 3004 } 3005 3006 @Override 3007 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 3008 // reader 3009 synchronized (mPackages) { 3010 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3011 for (BasePermission p : mSettings.mPermissions.values()) { 3012 if (group == null) { 3013 if (p.perm == null || p.perm.info.group == null) { 3014 out.add(generatePermissionInfo(p, flags)); 3015 } 3016 } else { 3017 if (p.perm != null && group.equals(p.perm.info.group)) { 3018 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3019 } 3020 } 3021 } 3022 3023 if (out.size() > 0) { 3024 return out; 3025 } 3026 return mPermissionGroups.containsKey(group) ? out : null; 3027 } 3028 } 3029 3030 @Override 3031 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3032 // reader 3033 synchronized (mPackages) { 3034 return PackageParser.generatePermissionGroupInfo( 3035 mPermissionGroups.get(name), flags); 3036 } 3037 } 3038 3039 @Override 3040 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3041 // reader 3042 synchronized (mPackages) { 3043 final int N = mPermissionGroups.size(); 3044 ArrayList<PermissionGroupInfo> out 3045 = new ArrayList<PermissionGroupInfo>(N); 3046 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3047 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3048 } 3049 return out; 3050 } 3051 } 3052 3053 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3054 int userId) { 3055 if (!sUserManager.exists(userId)) return null; 3056 PackageSetting ps = mSettings.mPackages.get(packageName); 3057 if (ps != null) { 3058 if (ps.pkg == null) { 3059 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3060 flags, userId); 3061 if (pInfo != null) { 3062 return pInfo.applicationInfo; 3063 } 3064 return null; 3065 } 3066 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3067 ps.readUserState(userId), userId); 3068 } 3069 return null; 3070 } 3071 3072 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3073 int userId) { 3074 if (!sUserManager.exists(userId)) return null; 3075 PackageSetting ps = mSettings.mPackages.get(packageName); 3076 if (ps != null) { 3077 PackageParser.Package pkg = ps.pkg; 3078 if (pkg == null) { 3079 if ((flags & MATCH_UNINSTALLED_PACKAGES) == 0) { 3080 return null; 3081 } 3082 // Only data remains, so we aren't worried about code paths 3083 pkg = new PackageParser.Package(packageName); 3084 pkg.applicationInfo.packageName = packageName; 3085 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3086 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3087 pkg.applicationInfo.uid = ps.appId; 3088 pkg.applicationInfo.initForUser(userId); 3089 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3090 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3091 } 3092 return generatePackageInfo(pkg, flags, userId); 3093 } 3094 return null; 3095 } 3096 3097 @Override 3098 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3099 if (!sUserManager.exists(userId)) return null; 3100 flags = updateFlagsForApplication(flags, userId, packageName); 3101 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3102 // writer 3103 synchronized (mPackages) { 3104 PackageParser.Package p = mPackages.get(packageName); 3105 if (DEBUG_PACKAGE_INFO) Log.v( 3106 TAG, "getApplicationInfo " + packageName 3107 + ": " + p); 3108 if (p != null) { 3109 PackageSetting ps = mSettings.mPackages.get(packageName); 3110 if (ps == null) return null; 3111 // Note: isEnabledLP() does not apply here - always return info 3112 return PackageParser.generateApplicationInfo( 3113 p, flags, ps.readUserState(userId), userId); 3114 } 3115 if ("android".equals(packageName)||"system".equals(packageName)) { 3116 return mAndroidApplication; 3117 } 3118 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3119 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3120 } 3121 } 3122 return null; 3123 } 3124 3125 @Override 3126 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3127 final IPackageDataObserver observer) { 3128 mContext.enforceCallingOrSelfPermission( 3129 android.Manifest.permission.CLEAR_APP_CACHE, null); 3130 // Queue up an async operation since clearing cache may take a little while. 3131 mHandler.post(new Runnable() { 3132 public void run() { 3133 mHandler.removeCallbacks(this); 3134 boolean success = true; 3135 synchronized (mInstallLock) { 3136 try { 3137 mInstaller.freeCache(volumeUuid, freeStorageSize); 3138 } catch (InstallerException e) { 3139 Slog.w(TAG, "Couldn't clear application caches: " + e); 3140 success = false; 3141 } 3142 } 3143 if (observer != null) { 3144 try { 3145 observer.onRemoveCompleted(null, success); 3146 } catch (RemoteException e) { 3147 Slog.w(TAG, "RemoveException when invoking call back"); 3148 } 3149 } 3150 } 3151 }); 3152 } 3153 3154 @Override 3155 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3156 final IntentSender pi) { 3157 mContext.enforceCallingOrSelfPermission( 3158 android.Manifest.permission.CLEAR_APP_CACHE, null); 3159 // Queue up an async operation since clearing cache may take a little while. 3160 mHandler.post(new Runnable() { 3161 public void run() { 3162 mHandler.removeCallbacks(this); 3163 boolean success = true; 3164 synchronized (mInstallLock) { 3165 try { 3166 mInstaller.freeCache(volumeUuid, freeStorageSize); 3167 } catch (InstallerException e) { 3168 Slog.w(TAG, "Couldn't clear application caches: " + e); 3169 success = false; 3170 } 3171 } 3172 if(pi != null) { 3173 try { 3174 // Callback via pending intent 3175 int code = success ? 1 : 0; 3176 pi.sendIntent(null, code, null, 3177 null, null); 3178 } catch (SendIntentException e1) { 3179 Slog.i(TAG, "Failed to send pending intent"); 3180 } 3181 } 3182 } 3183 }); 3184 } 3185 3186 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3187 synchronized (mInstallLock) { 3188 try { 3189 mInstaller.freeCache(volumeUuid, freeStorageSize); 3190 } catch (InstallerException e) { 3191 throw new IOException("Failed to free enough space", e); 3192 } 3193 } 3194 } 3195 3196 /** 3197 * Return if the user key is currently unlocked. 3198 */ 3199 private boolean isUserKeyUnlocked(int userId) { 3200 if (StorageManager.isFileBasedEncryptionEnabled()) { 3201 final IMountService mount = IMountService.Stub 3202 .asInterface(ServiceManager.getService("mount")); 3203 if (mount == null) { 3204 Slog.w(TAG, "Early during boot, assuming locked"); 3205 return false; 3206 } 3207 final long token = Binder.clearCallingIdentity(); 3208 try { 3209 return mount.isUserKeyUnlocked(userId); 3210 } catch (RemoteException e) { 3211 throw e.rethrowAsRuntimeException(); 3212 } finally { 3213 Binder.restoreCallingIdentity(token); 3214 } 3215 } else { 3216 return true; 3217 } 3218 } 3219 3220 /** 3221 * Update given flags based on encryption status of current user. 3222 */ 3223 private int updateFlags(int flags, int userId) { 3224 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3225 | PackageManager.MATCH_ENCRYPTION_AWARE)) != 0) { 3226 // Caller expressed an explicit opinion about what encryption 3227 // aware/unaware components they want to see, so fall through and 3228 // give them what they want 3229 } else { 3230 // Caller expressed no opinion, so match based on user state 3231 if (isUserKeyUnlocked(userId)) { 3232 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3233 } else { 3234 flags |= PackageManager.MATCH_ENCRYPTION_AWARE; 3235 } 3236 } 3237 3238 // Safe mode means we should ignore any third-party apps 3239 if (mSafeMode) { 3240 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3241 } 3242 3243 return flags; 3244 } 3245 3246 /** 3247 * Update given flags when being used to request {@link PackageInfo}. 3248 */ 3249 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3250 boolean triaged = true; 3251 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3252 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3253 // Caller is asking for component details, so they'd better be 3254 // asking for specific encryption matching behavior, or be triaged 3255 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3256 | PackageManager.MATCH_ENCRYPTION_AWARE 3257 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3258 triaged = false; 3259 } 3260 } 3261 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3262 | PackageManager.MATCH_SYSTEM_ONLY 3263 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3264 triaged = false; 3265 } 3266 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3267 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3268 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3269 } 3270 return updateFlags(flags, userId); 3271 } 3272 3273 /** 3274 * Update given flags when being used to request {@link ApplicationInfo}. 3275 */ 3276 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3277 return updateFlagsForPackage(flags, userId, cookie); 3278 } 3279 3280 /** 3281 * Update given flags when being used to request {@link ComponentInfo}. 3282 */ 3283 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3284 if (cookie instanceof Intent) { 3285 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3286 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3287 } 3288 } 3289 3290 boolean triaged = true; 3291 // Caller is asking for component details, so they'd better be 3292 // asking for specific encryption matching behavior, or be triaged 3293 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3294 | PackageManager.MATCH_ENCRYPTION_AWARE 3295 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3296 triaged = false; 3297 } 3298 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3299 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3300 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3301 } 3302 return updateFlags(flags, userId); 3303 } 3304 3305 /** 3306 * Update given flags when being used to request {@link ResolveInfo}. 3307 */ 3308 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3309 return updateFlagsForComponent(flags, userId, cookie); 3310 } 3311 3312 @Override 3313 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3314 if (!sUserManager.exists(userId)) return null; 3315 flags = updateFlagsForComponent(flags, userId, component); 3316 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3317 synchronized (mPackages) { 3318 PackageParser.Activity a = mActivities.mActivities.get(component); 3319 3320 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3321 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3322 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3323 if (ps == null) return null; 3324 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3325 userId); 3326 } 3327 if (mResolveComponentName.equals(component)) { 3328 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3329 new PackageUserState(), userId); 3330 } 3331 } 3332 return null; 3333 } 3334 3335 @Override 3336 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3337 String resolvedType) { 3338 synchronized (mPackages) { 3339 if (component.equals(mResolveComponentName)) { 3340 // The resolver supports EVERYTHING! 3341 return true; 3342 } 3343 PackageParser.Activity a = mActivities.mActivities.get(component); 3344 if (a == null) { 3345 return false; 3346 } 3347 for (int i=0; i<a.intents.size(); i++) { 3348 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3349 intent.getData(), intent.getCategories(), TAG) >= 0) { 3350 return true; 3351 } 3352 } 3353 return false; 3354 } 3355 } 3356 3357 @Override 3358 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3359 if (!sUserManager.exists(userId)) return null; 3360 flags = updateFlagsForComponent(flags, userId, component); 3361 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3362 synchronized (mPackages) { 3363 PackageParser.Activity a = mReceivers.mActivities.get(component); 3364 if (DEBUG_PACKAGE_INFO) Log.v( 3365 TAG, "getReceiverInfo " + component + ": " + a); 3366 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3367 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3368 if (ps == null) return null; 3369 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3370 userId); 3371 } 3372 } 3373 return null; 3374 } 3375 3376 @Override 3377 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3378 if (!sUserManager.exists(userId)) return null; 3379 flags = updateFlagsForComponent(flags, userId, component); 3380 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3381 synchronized (mPackages) { 3382 PackageParser.Service s = mServices.mServices.get(component); 3383 if (DEBUG_PACKAGE_INFO) Log.v( 3384 TAG, "getServiceInfo " + component + ": " + s); 3385 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3386 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3387 if (ps == null) return null; 3388 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3389 userId); 3390 } 3391 } 3392 return null; 3393 } 3394 3395 @Override 3396 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3397 if (!sUserManager.exists(userId)) return null; 3398 flags = updateFlagsForComponent(flags, userId, component); 3399 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3400 synchronized (mPackages) { 3401 PackageParser.Provider p = mProviders.mProviders.get(component); 3402 if (DEBUG_PACKAGE_INFO) Log.v( 3403 TAG, "getProviderInfo " + component + ": " + p); 3404 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3405 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3406 if (ps == null) return null; 3407 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3408 userId); 3409 } 3410 } 3411 return null; 3412 } 3413 3414 @Override 3415 public String[] getSystemSharedLibraryNames() { 3416 Set<String> libSet; 3417 synchronized (mPackages) { 3418 libSet = mSharedLibraries.keySet(); 3419 int size = libSet.size(); 3420 if (size > 0) { 3421 String[] libs = new String[size]; 3422 libSet.toArray(libs); 3423 return libs; 3424 } 3425 } 3426 return null; 3427 } 3428 3429 @Override 3430 public FeatureInfo[] getSystemAvailableFeatures() { 3431 Collection<FeatureInfo> featSet; 3432 synchronized (mPackages) { 3433 featSet = mAvailableFeatures.values(); 3434 int size = featSet.size(); 3435 if (size > 0) { 3436 FeatureInfo[] features = new FeatureInfo[size+1]; 3437 featSet.toArray(features); 3438 FeatureInfo fi = new FeatureInfo(); 3439 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3440 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3441 features[size] = fi; 3442 return features; 3443 } 3444 } 3445 return null; 3446 } 3447 3448 @Override 3449 public boolean hasSystemFeature(String name) { 3450 synchronized (mPackages) { 3451 return mAvailableFeatures.containsKey(name); 3452 } 3453 } 3454 3455 @Override 3456 public int checkPermission(String permName, String pkgName, int userId) { 3457 if (!sUserManager.exists(userId)) { 3458 return PackageManager.PERMISSION_DENIED; 3459 } 3460 3461 synchronized (mPackages) { 3462 final PackageParser.Package p = mPackages.get(pkgName); 3463 if (p != null && p.mExtras != null) { 3464 final PackageSetting ps = (PackageSetting) p.mExtras; 3465 final PermissionsState permissionsState = ps.getPermissionsState(); 3466 if (permissionsState.hasPermission(permName, userId)) { 3467 return PackageManager.PERMISSION_GRANTED; 3468 } 3469 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3470 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3471 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3472 return PackageManager.PERMISSION_GRANTED; 3473 } 3474 } 3475 } 3476 3477 return PackageManager.PERMISSION_DENIED; 3478 } 3479 3480 @Override 3481 public int checkUidPermission(String permName, int uid) { 3482 final int userId = UserHandle.getUserId(uid); 3483 3484 if (!sUserManager.exists(userId)) { 3485 return PackageManager.PERMISSION_DENIED; 3486 } 3487 3488 synchronized (mPackages) { 3489 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3490 if (obj != null) { 3491 final SettingBase ps = (SettingBase) obj; 3492 final PermissionsState permissionsState = ps.getPermissionsState(); 3493 if (permissionsState.hasPermission(permName, userId)) { 3494 return PackageManager.PERMISSION_GRANTED; 3495 } 3496 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3497 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3498 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3499 return PackageManager.PERMISSION_GRANTED; 3500 } 3501 } else { 3502 ArraySet<String> perms = mSystemPermissions.get(uid); 3503 if (perms != null) { 3504 if (perms.contains(permName)) { 3505 return PackageManager.PERMISSION_GRANTED; 3506 } 3507 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3508 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3509 return PackageManager.PERMISSION_GRANTED; 3510 } 3511 } 3512 } 3513 } 3514 3515 return PackageManager.PERMISSION_DENIED; 3516 } 3517 3518 @Override 3519 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3520 if (UserHandle.getCallingUserId() != userId) { 3521 mContext.enforceCallingPermission( 3522 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3523 "isPermissionRevokedByPolicy for user " + userId); 3524 } 3525 3526 if (checkPermission(permission, packageName, userId) 3527 == PackageManager.PERMISSION_GRANTED) { 3528 return false; 3529 } 3530 3531 final long identity = Binder.clearCallingIdentity(); 3532 try { 3533 final int flags = getPermissionFlags(permission, packageName, userId); 3534 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3535 } finally { 3536 Binder.restoreCallingIdentity(identity); 3537 } 3538 } 3539 3540 @Override 3541 public String getPermissionControllerPackageName() { 3542 synchronized (mPackages) { 3543 return mRequiredInstallerPackage; 3544 } 3545 } 3546 3547 /** 3548 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3549 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3550 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3551 * @param message the message to log on security exception 3552 */ 3553 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3554 boolean checkShell, String message) { 3555 if (userId < 0) { 3556 throw new IllegalArgumentException("Invalid userId " + userId); 3557 } 3558 if (checkShell) { 3559 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3560 } 3561 if (userId == UserHandle.getUserId(callingUid)) return; 3562 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3563 if (requireFullPermission) { 3564 mContext.enforceCallingOrSelfPermission( 3565 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3566 } else { 3567 try { 3568 mContext.enforceCallingOrSelfPermission( 3569 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3570 } catch (SecurityException se) { 3571 mContext.enforceCallingOrSelfPermission( 3572 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3573 } 3574 } 3575 } 3576 } 3577 3578 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3579 if (callingUid == Process.SHELL_UID) { 3580 if (userHandle >= 0 3581 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3582 throw new SecurityException("Shell does not have permission to access user " 3583 + userHandle); 3584 } else if (userHandle < 0) { 3585 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3586 + Debug.getCallers(3)); 3587 } 3588 } 3589 } 3590 3591 private BasePermission findPermissionTreeLP(String permName) { 3592 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3593 if (permName.startsWith(bp.name) && 3594 permName.length() > bp.name.length() && 3595 permName.charAt(bp.name.length()) == '.') { 3596 return bp; 3597 } 3598 } 3599 return null; 3600 } 3601 3602 private BasePermission checkPermissionTreeLP(String permName) { 3603 if (permName != null) { 3604 BasePermission bp = findPermissionTreeLP(permName); 3605 if (bp != null) { 3606 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3607 return bp; 3608 } 3609 throw new SecurityException("Calling uid " 3610 + Binder.getCallingUid() 3611 + " is not allowed to add to permission tree " 3612 + bp.name + " owned by uid " + bp.uid); 3613 } 3614 } 3615 throw new SecurityException("No permission tree found for " + permName); 3616 } 3617 3618 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3619 if (s1 == null) { 3620 return s2 == null; 3621 } 3622 if (s2 == null) { 3623 return false; 3624 } 3625 if (s1.getClass() != s2.getClass()) { 3626 return false; 3627 } 3628 return s1.equals(s2); 3629 } 3630 3631 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3632 if (pi1.icon != pi2.icon) return false; 3633 if (pi1.logo != pi2.logo) return false; 3634 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3635 if (!compareStrings(pi1.name, pi2.name)) return false; 3636 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3637 // We'll take care of setting this one. 3638 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3639 // These are not currently stored in settings. 3640 //if (!compareStrings(pi1.group, pi2.group)) return false; 3641 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3642 //if (pi1.labelRes != pi2.labelRes) return false; 3643 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3644 return true; 3645 } 3646 3647 int permissionInfoFootprint(PermissionInfo info) { 3648 int size = info.name.length(); 3649 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3650 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3651 return size; 3652 } 3653 3654 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3655 int size = 0; 3656 for (BasePermission perm : mSettings.mPermissions.values()) { 3657 if (perm.uid == tree.uid) { 3658 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3659 } 3660 } 3661 return size; 3662 } 3663 3664 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3665 // We calculate the max size of permissions defined by this uid and throw 3666 // if that plus the size of 'info' would exceed our stated maximum. 3667 if (tree.uid != Process.SYSTEM_UID) { 3668 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3669 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3670 throw new SecurityException("Permission tree size cap exceeded"); 3671 } 3672 } 3673 } 3674 3675 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3676 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3677 throw new SecurityException("Label must be specified in permission"); 3678 } 3679 BasePermission tree = checkPermissionTreeLP(info.name); 3680 BasePermission bp = mSettings.mPermissions.get(info.name); 3681 boolean added = bp == null; 3682 boolean changed = true; 3683 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3684 if (added) { 3685 enforcePermissionCapLocked(info, tree); 3686 bp = new BasePermission(info.name, tree.sourcePackage, 3687 BasePermission.TYPE_DYNAMIC); 3688 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3689 throw new SecurityException( 3690 "Not allowed to modify non-dynamic permission " 3691 + info.name); 3692 } else { 3693 if (bp.protectionLevel == fixedLevel 3694 && bp.perm.owner.equals(tree.perm.owner) 3695 && bp.uid == tree.uid 3696 && comparePermissionInfos(bp.perm.info, info)) { 3697 changed = false; 3698 } 3699 } 3700 bp.protectionLevel = fixedLevel; 3701 info = new PermissionInfo(info); 3702 info.protectionLevel = fixedLevel; 3703 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3704 bp.perm.info.packageName = tree.perm.info.packageName; 3705 bp.uid = tree.uid; 3706 if (added) { 3707 mSettings.mPermissions.put(info.name, bp); 3708 } 3709 if (changed) { 3710 if (!async) { 3711 mSettings.writeLPr(); 3712 } else { 3713 scheduleWriteSettingsLocked(); 3714 } 3715 } 3716 return added; 3717 } 3718 3719 @Override 3720 public boolean addPermission(PermissionInfo info) { 3721 synchronized (mPackages) { 3722 return addPermissionLocked(info, false); 3723 } 3724 } 3725 3726 @Override 3727 public boolean addPermissionAsync(PermissionInfo info) { 3728 synchronized (mPackages) { 3729 return addPermissionLocked(info, true); 3730 } 3731 } 3732 3733 @Override 3734 public void removePermission(String name) { 3735 synchronized (mPackages) { 3736 checkPermissionTreeLP(name); 3737 BasePermission bp = mSettings.mPermissions.get(name); 3738 if (bp != null) { 3739 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3740 throw new SecurityException( 3741 "Not allowed to modify non-dynamic permission " 3742 + name); 3743 } 3744 mSettings.mPermissions.remove(name); 3745 mSettings.writeLPr(); 3746 } 3747 } 3748 } 3749 3750 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3751 BasePermission bp) { 3752 int index = pkg.requestedPermissions.indexOf(bp.name); 3753 if (index == -1) { 3754 throw new SecurityException("Package " + pkg.packageName 3755 + " has not requested permission " + bp.name); 3756 } 3757 if (!bp.isRuntime() && !bp.isDevelopment()) { 3758 throw new SecurityException("Permission " + bp.name 3759 + " is not a changeable permission type"); 3760 } 3761 } 3762 3763 @Override 3764 public void grantRuntimePermission(String packageName, String name, final int userId) { 3765 if (!sUserManager.exists(userId)) { 3766 Log.e(TAG, "No such user:" + userId); 3767 return; 3768 } 3769 3770 mContext.enforceCallingOrSelfPermission( 3771 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3772 "grantRuntimePermission"); 3773 3774 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3775 "grantRuntimePermission"); 3776 3777 final int uid; 3778 final SettingBase sb; 3779 3780 synchronized (mPackages) { 3781 final PackageParser.Package pkg = mPackages.get(packageName); 3782 if (pkg == null) { 3783 throw new IllegalArgumentException("Unknown package: " + packageName); 3784 } 3785 3786 final BasePermission bp = mSettings.mPermissions.get(name); 3787 if (bp == null) { 3788 throw new IllegalArgumentException("Unknown permission: " + name); 3789 } 3790 3791 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3792 3793 // If a permission review is required for legacy apps we represent 3794 // their permissions as always granted runtime ones since we need 3795 // to keep the review required permission flag per user while an 3796 // install permission's state is shared across all users. 3797 if (Build.PERMISSIONS_REVIEW_REQUIRED 3798 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3799 && bp.isRuntime()) { 3800 return; 3801 } 3802 3803 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3804 sb = (SettingBase) pkg.mExtras; 3805 if (sb == null) { 3806 throw new IllegalArgumentException("Unknown package: " + packageName); 3807 } 3808 3809 final PermissionsState permissionsState = sb.getPermissionsState(); 3810 3811 final int flags = permissionsState.getPermissionFlags(name, userId); 3812 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3813 throw new SecurityException("Cannot grant system fixed permission " 3814 + name + " for package " + packageName); 3815 } 3816 3817 if (bp.isDevelopment()) { 3818 // Development permissions must be handled specially, since they are not 3819 // normal runtime permissions. For now they apply to all users. 3820 if (permissionsState.grantInstallPermission(bp) != 3821 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3822 scheduleWriteSettingsLocked(); 3823 } 3824 return; 3825 } 3826 3827 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3828 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3829 return; 3830 } 3831 3832 final int result = permissionsState.grantRuntimePermission(bp, userId); 3833 switch (result) { 3834 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3835 return; 3836 } 3837 3838 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3839 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3840 mHandler.post(new Runnable() { 3841 @Override 3842 public void run() { 3843 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3844 } 3845 }); 3846 } 3847 break; 3848 } 3849 3850 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3851 3852 // Not critical if that is lost - app has to request again. 3853 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3854 } 3855 3856 // Only need to do this if user is initialized. Otherwise it's a new user 3857 // and there are no processes running as the user yet and there's no need 3858 // to make an expensive call to remount processes for the changed permissions. 3859 if (READ_EXTERNAL_STORAGE.equals(name) 3860 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3861 final long token = Binder.clearCallingIdentity(); 3862 try { 3863 if (sUserManager.isInitialized(userId)) { 3864 MountServiceInternal mountServiceInternal = LocalServices.getService( 3865 MountServiceInternal.class); 3866 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3867 } 3868 } finally { 3869 Binder.restoreCallingIdentity(token); 3870 } 3871 } 3872 } 3873 3874 @Override 3875 public void revokeRuntimePermission(String packageName, String name, int userId) { 3876 if (!sUserManager.exists(userId)) { 3877 Log.e(TAG, "No such user:" + userId); 3878 return; 3879 } 3880 3881 mContext.enforceCallingOrSelfPermission( 3882 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3883 "revokeRuntimePermission"); 3884 3885 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3886 "revokeRuntimePermission"); 3887 3888 final int appId; 3889 3890 synchronized (mPackages) { 3891 final PackageParser.Package pkg = mPackages.get(packageName); 3892 if (pkg == null) { 3893 throw new IllegalArgumentException("Unknown package: " + packageName); 3894 } 3895 3896 final BasePermission bp = mSettings.mPermissions.get(name); 3897 if (bp == null) { 3898 throw new IllegalArgumentException("Unknown permission: " + name); 3899 } 3900 3901 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3902 3903 // If a permission review is required for legacy apps we represent 3904 // their permissions as always granted runtime ones since we need 3905 // to keep the review required permission flag per user while an 3906 // install permission's state is shared across all users. 3907 if (Build.PERMISSIONS_REVIEW_REQUIRED 3908 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3909 && bp.isRuntime()) { 3910 return; 3911 } 3912 3913 SettingBase sb = (SettingBase) pkg.mExtras; 3914 if (sb == null) { 3915 throw new IllegalArgumentException("Unknown package: " + packageName); 3916 } 3917 3918 final PermissionsState permissionsState = sb.getPermissionsState(); 3919 3920 final int flags = permissionsState.getPermissionFlags(name, userId); 3921 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3922 throw new SecurityException("Cannot revoke system fixed permission " 3923 + name + " for package " + packageName); 3924 } 3925 3926 if (bp.isDevelopment()) { 3927 // Development permissions must be handled specially, since they are not 3928 // normal runtime permissions. For now they apply to all users. 3929 if (permissionsState.revokeInstallPermission(bp) != 3930 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3931 scheduleWriteSettingsLocked(); 3932 } 3933 return; 3934 } 3935 3936 if (permissionsState.revokeRuntimePermission(bp, userId) == 3937 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3938 return; 3939 } 3940 3941 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3942 3943 // Critical, after this call app should never have the permission. 3944 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3945 3946 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3947 } 3948 3949 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3950 } 3951 3952 @Override 3953 public void resetRuntimePermissions() { 3954 mContext.enforceCallingOrSelfPermission( 3955 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3956 "revokeRuntimePermission"); 3957 3958 int callingUid = Binder.getCallingUid(); 3959 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3960 mContext.enforceCallingOrSelfPermission( 3961 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3962 "resetRuntimePermissions"); 3963 } 3964 3965 synchronized (mPackages) { 3966 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3967 for (int userId : UserManagerService.getInstance().getUserIds()) { 3968 final int packageCount = mPackages.size(); 3969 for (int i = 0; i < packageCount; i++) { 3970 PackageParser.Package pkg = mPackages.valueAt(i); 3971 if (!(pkg.mExtras instanceof PackageSetting)) { 3972 continue; 3973 } 3974 PackageSetting ps = (PackageSetting) pkg.mExtras; 3975 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3976 } 3977 } 3978 } 3979 } 3980 3981 @Override 3982 public int getPermissionFlags(String name, String packageName, int userId) { 3983 if (!sUserManager.exists(userId)) { 3984 return 0; 3985 } 3986 3987 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3988 3989 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3990 "getPermissionFlags"); 3991 3992 synchronized (mPackages) { 3993 final PackageParser.Package pkg = mPackages.get(packageName); 3994 if (pkg == null) { 3995 throw new IllegalArgumentException("Unknown package: " + packageName); 3996 } 3997 3998 final BasePermission bp = mSettings.mPermissions.get(name); 3999 if (bp == null) { 4000 throw new IllegalArgumentException("Unknown permission: " + name); 4001 } 4002 4003 SettingBase sb = (SettingBase) pkg.mExtras; 4004 if (sb == null) { 4005 throw new IllegalArgumentException("Unknown package: " + packageName); 4006 } 4007 4008 PermissionsState permissionsState = sb.getPermissionsState(); 4009 return permissionsState.getPermissionFlags(name, userId); 4010 } 4011 } 4012 4013 @Override 4014 public void updatePermissionFlags(String name, String packageName, int flagMask, 4015 int flagValues, int userId) { 4016 if (!sUserManager.exists(userId)) { 4017 return; 4018 } 4019 4020 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4021 4022 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4023 "updatePermissionFlags"); 4024 4025 // Only the system can change these flags and nothing else. 4026 if (getCallingUid() != Process.SYSTEM_UID) { 4027 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4028 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4029 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4030 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4031 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4032 } 4033 4034 synchronized (mPackages) { 4035 final PackageParser.Package pkg = mPackages.get(packageName); 4036 if (pkg == null) { 4037 throw new IllegalArgumentException("Unknown package: " + packageName); 4038 } 4039 4040 final BasePermission bp = mSettings.mPermissions.get(name); 4041 if (bp == null) { 4042 throw new IllegalArgumentException("Unknown permission: " + name); 4043 } 4044 4045 SettingBase sb = (SettingBase) pkg.mExtras; 4046 if (sb == null) { 4047 throw new IllegalArgumentException("Unknown package: " + packageName); 4048 } 4049 4050 PermissionsState permissionsState = sb.getPermissionsState(); 4051 4052 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4053 4054 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4055 // Install and runtime permissions are stored in different places, 4056 // so figure out what permission changed and persist the change. 4057 if (permissionsState.getInstallPermissionState(name) != null) { 4058 scheduleWriteSettingsLocked(); 4059 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4060 || hadState) { 4061 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4062 } 4063 } 4064 } 4065 } 4066 4067 /** 4068 * Update the permission flags for all packages and runtime permissions of a user in order 4069 * to allow device or profile owner to remove POLICY_FIXED. 4070 */ 4071 @Override 4072 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4073 if (!sUserManager.exists(userId)) { 4074 return; 4075 } 4076 4077 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4078 4079 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4080 "updatePermissionFlagsForAllApps"); 4081 4082 // Only the system can change system fixed flags. 4083 if (getCallingUid() != Process.SYSTEM_UID) { 4084 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4085 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4086 } 4087 4088 synchronized (mPackages) { 4089 boolean changed = false; 4090 final int packageCount = mPackages.size(); 4091 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4092 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4093 SettingBase sb = (SettingBase) pkg.mExtras; 4094 if (sb == null) { 4095 continue; 4096 } 4097 PermissionsState permissionsState = sb.getPermissionsState(); 4098 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4099 userId, flagMask, flagValues); 4100 } 4101 if (changed) { 4102 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4103 } 4104 } 4105 } 4106 4107 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4108 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4109 != PackageManager.PERMISSION_GRANTED 4110 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4111 != PackageManager.PERMISSION_GRANTED) { 4112 throw new SecurityException(message + " requires " 4113 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4114 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4115 } 4116 } 4117 4118 @Override 4119 public boolean shouldShowRequestPermissionRationale(String permissionName, 4120 String packageName, int userId) { 4121 if (UserHandle.getCallingUserId() != userId) { 4122 mContext.enforceCallingPermission( 4123 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4124 "canShowRequestPermissionRationale for user " + userId); 4125 } 4126 4127 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4128 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4129 return false; 4130 } 4131 4132 if (checkPermission(permissionName, packageName, userId) 4133 == PackageManager.PERMISSION_GRANTED) { 4134 return false; 4135 } 4136 4137 final int flags; 4138 4139 final long identity = Binder.clearCallingIdentity(); 4140 try { 4141 flags = getPermissionFlags(permissionName, 4142 packageName, userId); 4143 } finally { 4144 Binder.restoreCallingIdentity(identity); 4145 } 4146 4147 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4148 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4149 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4150 4151 if ((flags & fixedFlags) != 0) { 4152 return false; 4153 } 4154 4155 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4156 } 4157 4158 @Override 4159 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4160 mContext.enforceCallingOrSelfPermission( 4161 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4162 "addOnPermissionsChangeListener"); 4163 4164 synchronized (mPackages) { 4165 mOnPermissionChangeListeners.addListenerLocked(listener); 4166 } 4167 } 4168 4169 @Override 4170 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4171 synchronized (mPackages) { 4172 mOnPermissionChangeListeners.removeListenerLocked(listener); 4173 } 4174 } 4175 4176 @Override 4177 public boolean isProtectedBroadcast(String actionName) { 4178 synchronized (mPackages) { 4179 if (mProtectedBroadcasts.contains(actionName)) { 4180 return true; 4181 } else if (actionName != null) { 4182 // TODO: remove these terrible hacks 4183 if (actionName.startsWith("android.net.netmon.lingerExpired") 4184 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4185 return true; 4186 } 4187 } 4188 } 4189 return false; 4190 } 4191 4192 @Override 4193 public int checkSignatures(String pkg1, String pkg2) { 4194 synchronized (mPackages) { 4195 final PackageParser.Package p1 = mPackages.get(pkg1); 4196 final PackageParser.Package p2 = mPackages.get(pkg2); 4197 if (p1 == null || p1.mExtras == null 4198 || p2 == null || p2.mExtras == null) { 4199 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4200 } 4201 return compareSignatures(p1.mSignatures, p2.mSignatures); 4202 } 4203 } 4204 4205 @Override 4206 public int checkUidSignatures(int uid1, int uid2) { 4207 // Map to base uids. 4208 uid1 = UserHandle.getAppId(uid1); 4209 uid2 = UserHandle.getAppId(uid2); 4210 // reader 4211 synchronized (mPackages) { 4212 Signature[] s1; 4213 Signature[] s2; 4214 Object obj = mSettings.getUserIdLPr(uid1); 4215 if (obj != null) { 4216 if (obj instanceof SharedUserSetting) { 4217 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4218 } else if (obj instanceof PackageSetting) { 4219 s1 = ((PackageSetting)obj).signatures.mSignatures; 4220 } else { 4221 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4222 } 4223 } else { 4224 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4225 } 4226 obj = mSettings.getUserIdLPr(uid2); 4227 if (obj != null) { 4228 if (obj instanceof SharedUserSetting) { 4229 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4230 } else if (obj instanceof PackageSetting) { 4231 s2 = ((PackageSetting)obj).signatures.mSignatures; 4232 } else { 4233 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4234 } 4235 } else { 4236 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4237 } 4238 return compareSignatures(s1, s2); 4239 } 4240 } 4241 4242 private void killUid(int appId, int userId, String reason) { 4243 final long identity = Binder.clearCallingIdentity(); 4244 try { 4245 IActivityManager am = ActivityManagerNative.getDefault(); 4246 if (am != null) { 4247 try { 4248 am.killUid(appId, userId, reason); 4249 } catch (RemoteException e) { 4250 /* ignore - same process */ 4251 } 4252 } 4253 } finally { 4254 Binder.restoreCallingIdentity(identity); 4255 } 4256 } 4257 4258 /** 4259 * Compares two sets of signatures. Returns: 4260 * <br /> 4261 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4262 * <br /> 4263 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4264 * <br /> 4265 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4266 * <br /> 4267 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4268 * <br /> 4269 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4270 */ 4271 static int compareSignatures(Signature[] s1, Signature[] s2) { 4272 if (s1 == null) { 4273 return s2 == null 4274 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4275 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4276 } 4277 4278 if (s2 == null) { 4279 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4280 } 4281 4282 if (s1.length != s2.length) { 4283 return PackageManager.SIGNATURE_NO_MATCH; 4284 } 4285 4286 // Since both signature sets are of size 1, we can compare without HashSets. 4287 if (s1.length == 1) { 4288 return s1[0].equals(s2[0]) ? 4289 PackageManager.SIGNATURE_MATCH : 4290 PackageManager.SIGNATURE_NO_MATCH; 4291 } 4292 4293 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4294 for (Signature sig : s1) { 4295 set1.add(sig); 4296 } 4297 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4298 for (Signature sig : s2) { 4299 set2.add(sig); 4300 } 4301 // Make sure s2 contains all signatures in s1. 4302 if (set1.equals(set2)) { 4303 return PackageManager.SIGNATURE_MATCH; 4304 } 4305 return PackageManager.SIGNATURE_NO_MATCH; 4306 } 4307 4308 /** 4309 * If the database version for this type of package (internal storage or 4310 * external storage) is less than the version where package signatures 4311 * were updated, return true. 4312 */ 4313 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4314 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4315 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4316 } 4317 4318 /** 4319 * Used for backward compatibility to make sure any packages with 4320 * certificate chains get upgraded to the new style. {@code existingSigs} 4321 * will be in the old format (since they were stored on disk from before the 4322 * system upgrade) and {@code scannedSigs} will be in the newer format. 4323 */ 4324 private int compareSignaturesCompat(PackageSignatures existingSigs, 4325 PackageParser.Package scannedPkg) { 4326 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4327 return PackageManager.SIGNATURE_NO_MATCH; 4328 } 4329 4330 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4331 for (Signature sig : existingSigs.mSignatures) { 4332 existingSet.add(sig); 4333 } 4334 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4335 for (Signature sig : scannedPkg.mSignatures) { 4336 try { 4337 Signature[] chainSignatures = sig.getChainSignatures(); 4338 for (Signature chainSig : chainSignatures) { 4339 scannedCompatSet.add(chainSig); 4340 } 4341 } catch (CertificateEncodingException e) { 4342 scannedCompatSet.add(sig); 4343 } 4344 } 4345 /* 4346 * Make sure the expanded scanned set contains all signatures in the 4347 * existing one. 4348 */ 4349 if (scannedCompatSet.equals(existingSet)) { 4350 // Migrate the old signatures to the new scheme. 4351 existingSigs.assignSignatures(scannedPkg.mSignatures); 4352 // The new KeySets will be re-added later in the scanning process. 4353 synchronized (mPackages) { 4354 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4355 } 4356 return PackageManager.SIGNATURE_MATCH; 4357 } 4358 return PackageManager.SIGNATURE_NO_MATCH; 4359 } 4360 4361 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4362 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4363 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4364 } 4365 4366 private int compareSignaturesRecover(PackageSignatures existingSigs, 4367 PackageParser.Package scannedPkg) { 4368 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4369 return PackageManager.SIGNATURE_NO_MATCH; 4370 } 4371 4372 String msg = null; 4373 try { 4374 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4375 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4376 + scannedPkg.packageName); 4377 return PackageManager.SIGNATURE_MATCH; 4378 } 4379 } catch (CertificateException e) { 4380 msg = e.getMessage(); 4381 } 4382 4383 logCriticalInfo(Log.INFO, 4384 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4385 return PackageManager.SIGNATURE_NO_MATCH; 4386 } 4387 4388 @Override 4389 public String[] getPackagesForUid(int uid) { 4390 uid = UserHandle.getAppId(uid); 4391 // reader 4392 synchronized (mPackages) { 4393 Object obj = mSettings.getUserIdLPr(uid); 4394 if (obj instanceof SharedUserSetting) { 4395 final SharedUserSetting sus = (SharedUserSetting) obj; 4396 final int N = sus.packages.size(); 4397 final String[] res = new String[N]; 4398 final Iterator<PackageSetting> it = sus.packages.iterator(); 4399 int i = 0; 4400 while (it.hasNext()) { 4401 res[i++] = it.next().name; 4402 } 4403 return res; 4404 } else if (obj instanceof PackageSetting) { 4405 final PackageSetting ps = (PackageSetting) obj; 4406 return new String[] { ps.name }; 4407 } 4408 } 4409 return null; 4410 } 4411 4412 @Override 4413 public String getNameForUid(int uid) { 4414 // reader 4415 synchronized (mPackages) { 4416 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4417 if (obj instanceof SharedUserSetting) { 4418 final SharedUserSetting sus = (SharedUserSetting) obj; 4419 return sus.name + ":" + sus.userId; 4420 } else if (obj instanceof PackageSetting) { 4421 final PackageSetting ps = (PackageSetting) obj; 4422 return ps.name; 4423 } 4424 } 4425 return null; 4426 } 4427 4428 @Override 4429 public int getUidForSharedUser(String sharedUserName) { 4430 if(sharedUserName == null) { 4431 return -1; 4432 } 4433 // reader 4434 synchronized (mPackages) { 4435 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4436 if (suid == null) { 4437 return -1; 4438 } 4439 return suid.userId; 4440 } 4441 } 4442 4443 @Override 4444 public int getFlagsForUid(int uid) { 4445 synchronized (mPackages) { 4446 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4447 if (obj instanceof SharedUserSetting) { 4448 final SharedUserSetting sus = (SharedUserSetting) obj; 4449 return sus.pkgFlags; 4450 } else if (obj instanceof PackageSetting) { 4451 final PackageSetting ps = (PackageSetting) obj; 4452 return ps.pkgFlags; 4453 } 4454 } 4455 return 0; 4456 } 4457 4458 @Override 4459 public int getPrivateFlagsForUid(int uid) { 4460 synchronized (mPackages) { 4461 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4462 if (obj instanceof SharedUserSetting) { 4463 final SharedUserSetting sus = (SharedUserSetting) obj; 4464 return sus.pkgPrivateFlags; 4465 } else if (obj instanceof PackageSetting) { 4466 final PackageSetting ps = (PackageSetting) obj; 4467 return ps.pkgPrivateFlags; 4468 } 4469 } 4470 return 0; 4471 } 4472 4473 @Override 4474 public boolean isUidPrivileged(int uid) { 4475 uid = UserHandle.getAppId(uid); 4476 // reader 4477 synchronized (mPackages) { 4478 Object obj = mSettings.getUserIdLPr(uid); 4479 if (obj instanceof SharedUserSetting) { 4480 final SharedUserSetting sus = (SharedUserSetting) obj; 4481 final Iterator<PackageSetting> it = sus.packages.iterator(); 4482 while (it.hasNext()) { 4483 if (it.next().isPrivileged()) { 4484 return true; 4485 } 4486 } 4487 } else if (obj instanceof PackageSetting) { 4488 final PackageSetting ps = (PackageSetting) obj; 4489 return ps.isPrivileged(); 4490 } 4491 } 4492 return false; 4493 } 4494 4495 @Override 4496 public String[] getAppOpPermissionPackages(String permissionName) { 4497 synchronized (mPackages) { 4498 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4499 if (pkgs == null) { 4500 return null; 4501 } 4502 return pkgs.toArray(new String[pkgs.size()]); 4503 } 4504 } 4505 4506 @Override 4507 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4508 int flags, int userId) { 4509 if (!sUserManager.exists(userId)) return null; 4510 flags = updateFlagsForResolve(flags, userId, intent); 4511 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4512 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4513 final ResolveInfo bestChoice = 4514 chooseBestActivity(intent, resolvedType, flags, query, userId); 4515 4516 if (isEphemeralAllowed(intent, query, userId)) { 4517 final EphemeralResolveInfo ai = 4518 getEphemeralResolveInfo(intent, resolvedType, userId); 4519 if (ai != null) { 4520 if (DEBUG_EPHEMERAL) { 4521 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4522 } 4523 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4524 bestChoice.ephemeralResolveInfo = ai; 4525 } 4526 } 4527 return bestChoice; 4528 } 4529 4530 @Override 4531 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4532 IntentFilter filter, int match, ComponentName activity) { 4533 final int userId = UserHandle.getCallingUserId(); 4534 if (DEBUG_PREFERRED) { 4535 Log.v(TAG, "setLastChosenActivity intent=" + intent 4536 + " resolvedType=" + resolvedType 4537 + " flags=" + flags 4538 + " filter=" + filter 4539 + " match=" + match 4540 + " activity=" + activity); 4541 filter.dump(new PrintStreamPrinter(System.out), " "); 4542 } 4543 intent.setComponent(null); 4544 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4545 // Find any earlier preferred or last chosen entries and nuke them 4546 findPreferredActivity(intent, resolvedType, 4547 flags, query, 0, false, true, false, userId); 4548 // Add the new activity as the last chosen for this filter 4549 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4550 "Setting last chosen"); 4551 } 4552 4553 @Override 4554 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4555 final int userId = UserHandle.getCallingUserId(); 4556 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4557 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4558 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4559 false, false, false, userId); 4560 } 4561 4562 4563 private boolean isEphemeralAllowed( 4564 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4565 // Short circuit and return early if possible. 4566 if (DISABLE_EPHEMERAL_APPS) { 4567 return false; 4568 } 4569 final int callingUser = UserHandle.getCallingUserId(); 4570 if (callingUser != UserHandle.USER_SYSTEM) { 4571 return false; 4572 } 4573 if (mEphemeralResolverConnection == null) { 4574 return false; 4575 } 4576 if (intent.getComponent() != null) { 4577 return false; 4578 } 4579 if (intent.getPackage() != null) { 4580 return false; 4581 } 4582 final boolean isWebUri = hasWebURI(intent); 4583 if (!isWebUri) { 4584 return false; 4585 } 4586 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4587 synchronized (mPackages) { 4588 final int count = resolvedActivites.size(); 4589 for (int n = 0; n < count; n++) { 4590 ResolveInfo info = resolvedActivites.get(n); 4591 String packageName = info.activityInfo.packageName; 4592 PackageSetting ps = mSettings.mPackages.get(packageName); 4593 if (ps != null) { 4594 // Try to get the status from User settings first 4595 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4596 int status = (int) (packedStatus >> 32); 4597 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4598 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4599 if (DEBUG_EPHEMERAL) { 4600 Slog.v(TAG, "DENY ephemeral apps;" 4601 + " pkg: " + packageName + ", status: " + status); 4602 } 4603 return false; 4604 } 4605 } 4606 } 4607 } 4608 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4609 return true; 4610 } 4611 4612 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4613 int userId) { 4614 MessageDigest digest = null; 4615 try { 4616 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4617 } catch (NoSuchAlgorithmException e) { 4618 // If we can't create a digest, ignore ephemeral apps. 4619 return null; 4620 } 4621 4622 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4623 final byte[] digestBytes = digest.digest(hostBytes); 4624 int shaPrefix = 4625 digestBytes[0] << 24 4626 | digestBytes[1] << 16 4627 | digestBytes[2] << 8 4628 | digestBytes[3] << 0; 4629 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4630 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4631 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4632 // No hash prefix match; there are no ephemeral apps for this domain. 4633 return null; 4634 } 4635 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4636 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4637 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4638 continue; 4639 } 4640 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4641 // No filters; this should never happen. 4642 if (filters.isEmpty()) { 4643 continue; 4644 } 4645 // We have a domain match; resolve the filters to see if anything matches. 4646 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4647 for (int j = filters.size() - 1; j >= 0; --j) { 4648 final EphemeralResolveIntentInfo intentInfo = 4649 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4650 ephemeralResolver.addFilter(intentInfo); 4651 } 4652 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4653 intent, resolvedType, false /*defaultOnly*/, userId); 4654 if (!matchedResolveInfoList.isEmpty()) { 4655 return matchedResolveInfoList.get(0); 4656 } 4657 } 4658 // Hash or filter mis-match; no ephemeral apps for this domain. 4659 return null; 4660 } 4661 4662 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4663 int flags, List<ResolveInfo> query, int userId) { 4664 if (query != null) { 4665 final int N = query.size(); 4666 if (N == 1) { 4667 return query.get(0); 4668 } else if (N > 1) { 4669 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4670 // If there is more than one activity with the same priority, 4671 // then let the user decide between them. 4672 ResolveInfo r0 = query.get(0); 4673 ResolveInfo r1 = query.get(1); 4674 if (DEBUG_INTENT_MATCHING || debug) { 4675 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4676 + r1.activityInfo.name + "=" + r1.priority); 4677 } 4678 // If the first activity has a higher priority, or a different 4679 // default, then it is always desirable to pick it. 4680 if (r0.priority != r1.priority 4681 || r0.preferredOrder != r1.preferredOrder 4682 || r0.isDefault != r1.isDefault) { 4683 return query.get(0); 4684 } 4685 // If we have saved a preference for a preferred activity for 4686 // this Intent, use that. 4687 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4688 flags, query, r0.priority, true, false, debug, userId); 4689 if (ri != null) { 4690 return ri; 4691 } 4692 ri = new ResolveInfo(mResolveInfo); 4693 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4694 ri.activityInfo.applicationInfo = new ApplicationInfo( 4695 ri.activityInfo.applicationInfo); 4696 if (userId != 0) { 4697 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4698 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4699 } 4700 // Make sure that the resolver is displayable in car mode 4701 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4702 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4703 return ri; 4704 } 4705 } 4706 return null; 4707 } 4708 4709 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4710 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4711 final int N = query.size(); 4712 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4713 .get(userId); 4714 // Get the list of persistent preferred activities that handle the intent 4715 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4716 List<PersistentPreferredActivity> pprefs = ppir != null 4717 ? ppir.queryIntent(intent, resolvedType, 4718 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4719 : null; 4720 if (pprefs != null && pprefs.size() > 0) { 4721 final int M = pprefs.size(); 4722 for (int i=0; i<M; i++) { 4723 final PersistentPreferredActivity ppa = pprefs.get(i); 4724 if (DEBUG_PREFERRED || debug) { 4725 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4726 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4727 + "\n component=" + ppa.mComponent); 4728 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4729 } 4730 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4731 flags | MATCH_DISABLED_COMPONENTS, userId); 4732 if (DEBUG_PREFERRED || debug) { 4733 Slog.v(TAG, "Found persistent preferred activity:"); 4734 if (ai != null) { 4735 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4736 } else { 4737 Slog.v(TAG, " null"); 4738 } 4739 } 4740 if (ai == null) { 4741 // This previously registered persistent preferred activity 4742 // component is no longer known. Ignore it and do NOT remove it. 4743 continue; 4744 } 4745 for (int j=0; j<N; j++) { 4746 final ResolveInfo ri = query.get(j); 4747 if (!ri.activityInfo.applicationInfo.packageName 4748 .equals(ai.applicationInfo.packageName)) { 4749 continue; 4750 } 4751 if (!ri.activityInfo.name.equals(ai.name)) { 4752 continue; 4753 } 4754 // Found a persistent preference that can handle the intent. 4755 if (DEBUG_PREFERRED || debug) { 4756 Slog.v(TAG, "Returning persistent preferred activity: " + 4757 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4758 } 4759 return ri; 4760 } 4761 } 4762 } 4763 return null; 4764 } 4765 4766 // TODO: handle preferred activities missing while user has amnesia 4767 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4768 List<ResolveInfo> query, int priority, boolean always, 4769 boolean removeMatches, boolean debug, int userId) { 4770 if (!sUserManager.exists(userId)) return null; 4771 flags = updateFlagsForResolve(flags, userId, intent); 4772 // writer 4773 synchronized (mPackages) { 4774 if (intent.getSelector() != null) { 4775 intent = intent.getSelector(); 4776 } 4777 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4778 4779 // Try to find a matching persistent preferred activity. 4780 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4781 debug, userId); 4782 4783 // If a persistent preferred activity matched, use it. 4784 if (pri != null) { 4785 return pri; 4786 } 4787 4788 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4789 // Get the list of preferred activities that handle the intent 4790 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4791 List<PreferredActivity> prefs = pir != null 4792 ? pir.queryIntent(intent, resolvedType, 4793 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4794 : null; 4795 if (prefs != null && prefs.size() > 0) { 4796 boolean changed = false; 4797 try { 4798 // First figure out how good the original match set is. 4799 // We will only allow preferred activities that came 4800 // from the same match quality. 4801 int match = 0; 4802 4803 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4804 4805 final int N = query.size(); 4806 for (int j=0; j<N; j++) { 4807 final ResolveInfo ri = query.get(j); 4808 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4809 + ": 0x" + Integer.toHexString(match)); 4810 if (ri.match > match) { 4811 match = ri.match; 4812 } 4813 } 4814 4815 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4816 + Integer.toHexString(match)); 4817 4818 match &= IntentFilter.MATCH_CATEGORY_MASK; 4819 final int M = prefs.size(); 4820 for (int i=0; i<M; i++) { 4821 final PreferredActivity pa = prefs.get(i); 4822 if (DEBUG_PREFERRED || debug) { 4823 Slog.v(TAG, "Checking PreferredActivity ds=" 4824 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4825 + "\n component=" + pa.mPref.mComponent); 4826 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4827 } 4828 if (pa.mPref.mMatch != match) { 4829 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4830 + Integer.toHexString(pa.mPref.mMatch)); 4831 continue; 4832 } 4833 // If it's not an "always" type preferred activity and that's what we're 4834 // looking for, skip it. 4835 if (always && !pa.mPref.mAlways) { 4836 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4837 continue; 4838 } 4839 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4840 flags | MATCH_DISABLED_COMPONENTS, userId); 4841 if (DEBUG_PREFERRED || debug) { 4842 Slog.v(TAG, "Found preferred activity:"); 4843 if (ai != null) { 4844 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4845 } else { 4846 Slog.v(TAG, " null"); 4847 } 4848 } 4849 if (ai == null) { 4850 // This previously registered preferred activity 4851 // component is no longer known. Most likely an update 4852 // to the app was installed and in the new version this 4853 // component no longer exists. Clean it up by removing 4854 // it from the preferred activities list, and skip it. 4855 Slog.w(TAG, "Removing dangling preferred activity: " 4856 + pa.mPref.mComponent); 4857 pir.removeFilter(pa); 4858 changed = true; 4859 continue; 4860 } 4861 for (int j=0; j<N; j++) { 4862 final ResolveInfo ri = query.get(j); 4863 if (!ri.activityInfo.applicationInfo.packageName 4864 .equals(ai.applicationInfo.packageName)) { 4865 continue; 4866 } 4867 if (!ri.activityInfo.name.equals(ai.name)) { 4868 continue; 4869 } 4870 4871 if (removeMatches) { 4872 pir.removeFilter(pa); 4873 changed = true; 4874 if (DEBUG_PREFERRED) { 4875 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4876 } 4877 break; 4878 } 4879 4880 // Okay we found a previously set preferred or last chosen app. 4881 // If the result set is different from when this 4882 // was created, we need to clear it and re-ask the 4883 // user their preference, if we're looking for an "always" type entry. 4884 if (always && !pa.mPref.sameSet(query)) { 4885 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4886 + intent + " type " + resolvedType); 4887 if (DEBUG_PREFERRED) { 4888 Slog.v(TAG, "Removing preferred activity since set changed " 4889 + pa.mPref.mComponent); 4890 } 4891 pir.removeFilter(pa); 4892 // Re-add the filter as a "last chosen" entry (!always) 4893 PreferredActivity lastChosen = new PreferredActivity( 4894 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4895 pir.addFilter(lastChosen); 4896 changed = true; 4897 return null; 4898 } 4899 4900 // Yay! Either the set matched or we're looking for the last chosen 4901 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4902 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4903 return ri; 4904 } 4905 } 4906 } finally { 4907 if (changed) { 4908 if (DEBUG_PREFERRED) { 4909 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4910 } 4911 scheduleWritePackageRestrictionsLocked(userId); 4912 } 4913 } 4914 } 4915 } 4916 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4917 return null; 4918 } 4919 4920 /* 4921 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4922 */ 4923 @Override 4924 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4925 int targetUserId) { 4926 mContext.enforceCallingOrSelfPermission( 4927 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4928 List<CrossProfileIntentFilter> matches = 4929 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4930 if (matches != null) { 4931 int size = matches.size(); 4932 for (int i = 0; i < size; i++) { 4933 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4934 } 4935 } 4936 if (hasWebURI(intent)) { 4937 // cross-profile app linking works only towards the parent. 4938 final UserInfo parent = getProfileParent(sourceUserId); 4939 synchronized(mPackages) { 4940 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4941 intent, resolvedType, 0, sourceUserId, parent.id); 4942 return xpDomainInfo != null; 4943 } 4944 } 4945 return false; 4946 } 4947 4948 private UserInfo getProfileParent(int userId) { 4949 final long identity = Binder.clearCallingIdentity(); 4950 try { 4951 return sUserManager.getProfileParent(userId); 4952 } finally { 4953 Binder.restoreCallingIdentity(identity); 4954 } 4955 } 4956 4957 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4958 String resolvedType, int userId) { 4959 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4960 if (resolver != null) { 4961 return resolver.queryIntent(intent, resolvedType, false, userId); 4962 } 4963 return null; 4964 } 4965 4966 @Override 4967 public List<ResolveInfo> queryIntentActivities(Intent intent, 4968 String resolvedType, int flags, int userId) { 4969 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4970 flags = updateFlagsForResolve(flags, userId, intent); 4971 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4972 ComponentName comp = intent.getComponent(); 4973 if (comp == null) { 4974 if (intent.getSelector() != null) { 4975 intent = intent.getSelector(); 4976 comp = intent.getComponent(); 4977 } 4978 } 4979 4980 if (comp != null) { 4981 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4982 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4983 if (ai != null) { 4984 final ResolveInfo ri = new ResolveInfo(); 4985 ri.activityInfo = ai; 4986 list.add(ri); 4987 } 4988 return list; 4989 } 4990 4991 // reader 4992 synchronized (mPackages) { 4993 final String pkgName = intent.getPackage(); 4994 if (pkgName == null) { 4995 List<CrossProfileIntentFilter> matchingFilters = 4996 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4997 // Check for results that need to skip the current profile. 4998 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4999 resolvedType, flags, userId); 5000 if (xpResolveInfo != null) { 5001 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 5002 result.add(xpResolveInfo); 5003 return filterIfNotSystemUser(result, userId); 5004 } 5005 5006 // Check for results in the current profile. 5007 List<ResolveInfo> result = mActivities.queryIntent( 5008 intent, resolvedType, flags, userId); 5009 result = filterIfNotSystemUser(result, userId); 5010 5011 // Check for cross profile results. 5012 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5013 xpResolveInfo = queryCrossProfileIntents( 5014 matchingFilters, intent, resolvedType, flags, userId, 5015 hasNonNegativePriorityResult); 5016 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5017 boolean isVisibleToUser = filterIfNotSystemUser( 5018 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5019 if (isVisibleToUser) { 5020 result.add(xpResolveInfo); 5021 Collections.sort(result, mResolvePrioritySorter); 5022 } 5023 } 5024 if (hasWebURI(intent)) { 5025 CrossProfileDomainInfo xpDomainInfo = null; 5026 final UserInfo parent = getProfileParent(userId); 5027 if (parent != null) { 5028 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5029 flags, userId, parent.id); 5030 } 5031 if (xpDomainInfo != null) { 5032 if (xpResolveInfo != null) { 5033 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5034 // in the result. 5035 result.remove(xpResolveInfo); 5036 } 5037 if (result.size() == 0) { 5038 result.add(xpDomainInfo.resolveInfo); 5039 return result; 5040 } 5041 } else if (result.size() <= 1) { 5042 return result; 5043 } 5044 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 5045 xpDomainInfo, userId); 5046 Collections.sort(result, mResolvePrioritySorter); 5047 } 5048 return result; 5049 } 5050 final PackageParser.Package pkg = mPackages.get(pkgName); 5051 if (pkg != null) { 5052 return filterIfNotSystemUser( 5053 mActivities.queryIntentForPackage( 5054 intent, resolvedType, flags, pkg.activities, userId), 5055 userId); 5056 } 5057 return new ArrayList<ResolveInfo>(); 5058 } 5059 } 5060 5061 private static class CrossProfileDomainInfo { 5062 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5063 ResolveInfo resolveInfo; 5064 /* Best domain verification status of the activities found in the other profile */ 5065 int bestDomainVerificationStatus; 5066 } 5067 5068 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5069 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5070 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5071 sourceUserId)) { 5072 return null; 5073 } 5074 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5075 resolvedType, flags, parentUserId); 5076 5077 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5078 return null; 5079 } 5080 CrossProfileDomainInfo result = null; 5081 int size = resultTargetUser.size(); 5082 for (int i = 0; i < size; i++) { 5083 ResolveInfo riTargetUser = resultTargetUser.get(i); 5084 // Intent filter verification is only for filters that specify a host. So don't return 5085 // those that handle all web uris. 5086 if (riTargetUser.handleAllWebDataURI) { 5087 continue; 5088 } 5089 String packageName = riTargetUser.activityInfo.packageName; 5090 PackageSetting ps = mSettings.mPackages.get(packageName); 5091 if (ps == null) { 5092 continue; 5093 } 5094 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5095 int status = (int)(verificationState >> 32); 5096 if (result == null) { 5097 result = new CrossProfileDomainInfo(); 5098 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5099 sourceUserId, parentUserId); 5100 result.bestDomainVerificationStatus = status; 5101 } else { 5102 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5103 result.bestDomainVerificationStatus); 5104 } 5105 } 5106 // Don't consider matches with status NEVER across profiles. 5107 if (result != null && result.bestDomainVerificationStatus 5108 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5109 return null; 5110 } 5111 return result; 5112 } 5113 5114 /** 5115 * Verification statuses are ordered from the worse to the best, except for 5116 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5117 */ 5118 private int bestDomainVerificationStatus(int status1, int status2) { 5119 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5120 return status2; 5121 } 5122 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5123 return status1; 5124 } 5125 return (int) MathUtils.max(status1, status2); 5126 } 5127 5128 private boolean isUserEnabled(int userId) { 5129 long callingId = Binder.clearCallingIdentity(); 5130 try { 5131 UserInfo userInfo = sUserManager.getUserInfo(userId); 5132 return userInfo != null && userInfo.isEnabled(); 5133 } finally { 5134 Binder.restoreCallingIdentity(callingId); 5135 } 5136 } 5137 5138 /** 5139 * Filter out activities with systemUserOnly flag set, when current user is not System. 5140 * 5141 * @return filtered list 5142 */ 5143 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5144 if (userId == UserHandle.USER_SYSTEM) { 5145 return resolveInfos; 5146 } 5147 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5148 ResolveInfo info = resolveInfos.get(i); 5149 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5150 resolveInfos.remove(i); 5151 } 5152 } 5153 return resolveInfos; 5154 } 5155 5156 /** 5157 * @param resolveInfos list of resolve infos in descending priority order 5158 * @return if the list contains a resolve info with non-negative priority 5159 */ 5160 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5161 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5162 } 5163 5164 private static boolean hasWebURI(Intent intent) { 5165 if (intent.getData() == null) { 5166 return false; 5167 } 5168 final String scheme = intent.getScheme(); 5169 if (TextUtils.isEmpty(scheme)) { 5170 return false; 5171 } 5172 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5173 } 5174 5175 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5176 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5177 int userId) { 5178 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5179 5180 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5181 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5182 candidates.size()); 5183 } 5184 5185 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5186 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5187 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5188 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5189 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5190 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5191 5192 synchronized (mPackages) { 5193 final int count = candidates.size(); 5194 // First, try to use linked apps. Partition the candidates into four lists: 5195 // one for the final results, one for the "do not use ever", one for "undefined status" 5196 // and finally one for "browser app type". 5197 for (int n=0; n<count; n++) { 5198 ResolveInfo info = candidates.get(n); 5199 String packageName = info.activityInfo.packageName; 5200 PackageSetting ps = mSettings.mPackages.get(packageName); 5201 if (ps != null) { 5202 // Add to the special match all list (Browser use case) 5203 if (info.handleAllWebDataURI) { 5204 matchAllList.add(info); 5205 continue; 5206 } 5207 // Try to get the status from User settings first 5208 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5209 int status = (int)(packedStatus >> 32); 5210 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5211 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5212 if (DEBUG_DOMAIN_VERIFICATION) { 5213 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5214 + " : linkgen=" + linkGeneration); 5215 } 5216 // Use link-enabled generation as preferredOrder, i.e. 5217 // prefer newly-enabled over earlier-enabled. 5218 info.preferredOrder = linkGeneration; 5219 alwaysList.add(info); 5220 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5221 if (DEBUG_DOMAIN_VERIFICATION) { 5222 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5223 } 5224 neverList.add(info); 5225 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5226 if (DEBUG_DOMAIN_VERIFICATION) { 5227 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5228 } 5229 alwaysAskList.add(info); 5230 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5231 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5232 if (DEBUG_DOMAIN_VERIFICATION) { 5233 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5234 } 5235 undefinedList.add(info); 5236 } 5237 } 5238 } 5239 5240 // We'll want to include browser possibilities in a few cases 5241 boolean includeBrowser = false; 5242 5243 // First try to add the "always" resolution(s) for the current user, if any 5244 if (alwaysList.size() > 0) { 5245 result.addAll(alwaysList); 5246 } else { 5247 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5248 result.addAll(undefinedList); 5249 // Maybe add one for the other profile. 5250 if (xpDomainInfo != null && ( 5251 xpDomainInfo.bestDomainVerificationStatus 5252 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5253 result.add(xpDomainInfo.resolveInfo); 5254 } 5255 includeBrowser = true; 5256 } 5257 5258 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5259 // If there were 'always' entries their preferred order has been set, so we also 5260 // back that off to make the alternatives equivalent 5261 if (alwaysAskList.size() > 0) { 5262 for (ResolveInfo i : result) { 5263 i.preferredOrder = 0; 5264 } 5265 result.addAll(alwaysAskList); 5266 includeBrowser = true; 5267 } 5268 5269 if (includeBrowser) { 5270 // Also add browsers (all of them or only the default one) 5271 if (DEBUG_DOMAIN_VERIFICATION) { 5272 Slog.v(TAG, " ...including browsers in candidate set"); 5273 } 5274 if ((matchFlags & MATCH_ALL) != 0) { 5275 result.addAll(matchAllList); 5276 } else { 5277 // Browser/generic handling case. If there's a default browser, go straight 5278 // to that (but only if there is no other higher-priority match). 5279 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5280 int maxMatchPrio = 0; 5281 ResolveInfo defaultBrowserMatch = null; 5282 final int numCandidates = matchAllList.size(); 5283 for (int n = 0; n < numCandidates; n++) { 5284 ResolveInfo info = matchAllList.get(n); 5285 // track the highest overall match priority... 5286 if (info.priority > maxMatchPrio) { 5287 maxMatchPrio = info.priority; 5288 } 5289 // ...and the highest-priority default browser match 5290 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5291 if (defaultBrowserMatch == null 5292 || (defaultBrowserMatch.priority < info.priority)) { 5293 if (debug) { 5294 Slog.v(TAG, "Considering default browser match " + info); 5295 } 5296 defaultBrowserMatch = info; 5297 } 5298 } 5299 } 5300 if (defaultBrowserMatch != null 5301 && defaultBrowserMatch.priority >= maxMatchPrio 5302 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5303 { 5304 if (debug) { 5305 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5306 } 5307 result.add(defaultBrowserMatch); 5308 } else { 5309 result.addAll(matchAllList); 5310 } 5311 } 5312 5313 // If there is nothing selected, add all candidates and remove the ones that the user 5314 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5315 if (result.size() == 0) { 5316 result.addAll(candidates); 5317 result.removeAll(neverList); 5318 } 5319 } 5320 } 5321 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5322 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5323 result.size()); 5324 for (ResolveInfo info : result) { 5325 Slog.v(TAG, " + " + info.activityInfo); 5326 } 5327 } 5328 return result; 5329 } 5330 5331 // Returns a packed value as a long: 5332 // 5333 // high 'int'-sized word: link status: undefined/ask/never/always. 5334 // low 'int'-sized word: relative priority among 'always' results. 5335 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5336 long result = ps.getDomainVerificationStatusForUser(userId); 5337 // if none available, get the master status 5338 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5339 if (ps.getIntentFilterVerificationInfo() != null) { 5340 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5341 } 5342 } 5343 return result; 5344 } 5345 5346 private ResolveInfo querySkipCurrentProfileIntents( 5347 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5348 int flags, int sourceUserId) { 5349 if (matchingFilters != null) { 5350 int size = matchingFilters.size(); 5351 for (int i = 0; i < size; i ++) { 5352 CrossProfileIntentFilter filter = matchingFilters.get(i); 5353 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5354 // Checking if there are activities in the target user that can handle the 5355 // intent. 5356 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5357 resolvedType, flags, sourceUserId); 5358 if (resolveInfo != null) { 5359 return resolveInfo; 5360 } 5361 } 5362 } 5363 } 5364 return null; 5365 } 5366 5367 // Return matching ResolveInfo in target user if any. 5368 private ResolveInfo queryCrossProfileIntents( 5369 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5370 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5371 if (matchingFilters != null) { 5372 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5373 // match the same intent. For performance reasons, it is better not to 5374 // run queryIntent twice for the same userId 5375 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5376 int size = matchingFilters.size(); 5377 for (int i = 0; i < size; i++) { 5378 CrossProfileIntentFilter filter = matchingFilters.get(i); 5379 int targetUserId = filter.getTargetUserId(); 5380 boolean skipCurrentProfile = 5381 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5382 boolean skipCurrentProfileIfNoMatchFound = 5383 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5384 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5385 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5386 // Checking if there are activities in the target user that can handle the 5387 // intent. 5388 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5389 resolvedType, flags, sourceUserId); 5390 if (resolveInfo != null) return resolveInfo; 5391 alreadyTriedUserIds.put(targetUserId, true); 5392 } 5393 } 5394 } 5395 return null; 5396 } 5397 5398 /** 5399 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5400 * will forward the intent to the filter's target user. 5401 * Otherwise, returns null. 5402 */ 5403 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5404 String resolvedType, int flags, int sourceUserId) { 5405 int targetUserId = filter.getTargetUserId(); 5406 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5407 resolvedType, flags, targetUserId); 5408 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 5409 // If all the matches in the target profile are suspended, return null. 5410 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 5411 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 5412 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 5413 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 5414 targetUserId); 5415 } 5416 } 5417 } 5418 return null; 5419 } 5420 5421 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5422 int sourceUserId, int targetUserId) { 5423 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5424 long ident = Binder.clearCallingIdentity(); 5425 boolean targetIsProfile; 5426 try { 5427 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5428 } finally { 5429 Binder.restoreCallingIdentity(ident); 5430 } 5431 String className; 5432 if (targetIsProfile) { 5433 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5434 } else { 5435 className = FORWARD_INTENT_TO_PARENT; 5436 } 5437 ComponentName forwardingActivityComponentName = new ComponentName( 5438 mAndroidApplication.packageName, className); 5439 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5440 sourceUserId); 5441 if (!targetIsProfile) { 5442 forwardingActivityInfo.showUserIcon = targetUserId; 5443 forwardingResolveInfo.noResourceId = true; 5444 } 5445 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5446 forwardingResolveInfo.priority = 0; 5447 forwardingResolveInfo.preferredOrder = 0; 5448 forwardingResolveInfo.match = 0; 5449 forwardingResolveInfo.isDefault = true; 5450 forwardingResolveInfo.filter = filter; 5451 forwardingResolveInfo.targetUserId = targetUserId; 5452 return forwardingResolveInfo; 5453 } 5454 5455 @Override 5456 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5457 Intent[] specifics, String[] specificTypes, Intent intent, 5458 String resolvedType, int flags, int userId) { 5459 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5460 flags = updateFlagsForResolve(flags, userId, intent); 5461 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5462 false, "query intent activity options"); 5463 final String resultsAction = intent.getAction(); 5464 5465 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5466 | PackageManager.GET_RESOLVED_FILTER, userId); 5467 5468 if (DEBUG_INTENT_MATCHING) { 5469 Log.v(TAG, "Query " + intent + ": " + results); 5470 } 5471 5472 int specificsPos = 0; 5473 int N; 5474 5475 // todo: note that the algorithm used here is O(N^2). This 5476 // isn't a problem in our current environment, but if we start running 5477 // into situations where we have more than 5 or 10 matches then this 5478 // should probably be changed to something smarter... 5479 5480 // First we go through and resolve each of the specific items 5481 // that were supplied, taking care of removing any corresponding 5482 // duplicate items in the generic resolve list. 5483 if (specifics != null) { 5484 for (int i=0; i<specifics.length; i++) { 5485 final Intent sintent = specifics[i]; 5486 if (sintent == null) { 5487 continue; 5488 } 5489 5490 if (DEBUG_INTENT_MATCHING) { 5491 Log.v(TAG, "Specific #" + i + ": " + sintent); 5492 } 5493 5494 String action = sintent.getAction(); 5495 if (resultsAction != null && resultsAction.equals(action)) { 5496 // If this action was explicitly requested, then don't 5497 // remove things that have it. 5498 action = null; 5499 } 5500 5501 ResolveInfo ri = null; 5502 ActivityInfo ai = null; 5503 5504 ComponentName comp = sintent.getComponent(); 5505 if (comp == null) { 5506 ri = resolveIntent( 5507 sintent, 5508 specificTypes != null ? specificTypes[i] : null, 5509 flags, userId); 5510 if (ri == null) { 5511 continue; 5512 } 5513 if (ri == mResolveInfo) { 5514 // ACK! Must do something better with this. 5515 } 5516 ai = ri.activityInfo; 5517 comp = new ComponentName(ai.applicationInfo.packageName, 5518 ai.name); 5519 } else { 5520 ai = getActivityInfo(comp, flags, userId); 5521 if (ai == null) { 5522 continue; 5523 } 5524 } 5525 5526 // Look for any generic query activities that are duplicates 5527 // of this specific one, and remove them from the results. 5528 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5529 N = results.size(); 5530 int j; 5531 for (j=specificsPos; j<N; j++) { 5532 ResolveInfo sri = results.get(j); 5533 if ((sri.activityInfo.name.equals(comp.getClassName()) 5534 && sri.activityInfo.applicationInfo.packageName.equals( 5535 comp.getPackageName())) 5536 || (action != null && sri.filter.matchAction(action))) { 5537 results.remove(j); 5538 if (DEBUG_INTENT_MATCHING) Log.v( 5539 TAG, "Removing duplicate item from " + j 5540 + " due to specific " + specificsPos); 5541 if (ri == null) { 5542 ri = sri; 5543 } 5544 j--; 5545 N--; 5546 } 5547 } 5548 5549 // Add this specific item to its proper place. 5550 if (ri == null) { 5551 ri = new ResolveInfo(); 5552 ri.activityInfo = ai; 5553 } 5554 results.add(specificsPos, ri); 5555 ri.specificIndex = i; 5556 specificsPos++; 5557 } 5558 } 5559 5560 // Now we go through the remaining generic results and remove any 5561 // duplicate actions that are found here. 5562 N = results.size(); 5563 for (int i=specificsPos; i<N-1; i++) { 5564 final ResolveInfo rii = results.get(i); 5565 if (rii.filter == null) { 5566 continue; 5567 } 5568 5569 // Iterate over all of the actions of this result's intent 5570 // filter... typically this should be just one. 5571 final Iterator<String> it = rii.filter.actionsIterator(); 5572 if (it == null) { 5573 continue; 5574 } 5575 while (it.hasNext()) { 5576 final String action = it.next(); 5577 if (resultsAction != null && resultsAction.equals(action)) { 5578 // If this action was explicitly requested, then don't 5579 // remove things that have it. 5580 continue; 5581 } 5582 for (int j=i+1; j<N; j++) { 5583 final ResolveInfo rij = results.get(j); 5584 if (rij.filter != null && rij.filter.hasAction(action)) { 5585 results.remove(j); 5586 if (DEBUG_INTENT_MATCHING) Log.v( 5587 TAG, "Removing duplicate item from " + j 5588 + " due to action " + action + " at " + i); 5589 j--; 5590 N--; 5591 } 5592 } 5593 } 5594 5595 // If the caller didn't request filter information, drop it now 5596 // so we don't have to marshall/unmarshall it. 5597 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5598 rii.filter = null; 5599 } 5600 } 5601 5602 // Filter out the caller activity if so requested. 5603 if (caller != null) { 5604 N = results.size(); 5605 for (int i=0; i<N; i++) { 5606 ActivityInfo ainfo = results.get(i).activityInfo; 5607 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5608 && caller.getClassName().equals(ainfo.name)) { 5609 results.remove(i); 5610 break; 5611 } 5612 } 5613 } 5614 5615 // If the caller didn't request filter information, 5616 // drop them now so we don't have to 5617 // marshall/unmarshall it. 5618 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5619 N = results.size(); 5620 for (int i=0; i<N; i++) { 5621 results.get(i).filter = null; 5622 } 5623 } 5624 5625 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5626 return results; 5627 } 5628 5629 @Override 5630 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5631 int userId) { 5632 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5633 flags = updateFlagsForResolve(flags, userId, intent); 5634 ComponentName comp = intent.getComponent(); 5635 if (comp == null) { 5636 if (intent.getSelector() != null) { 5637 intent = intent.getSelector(); 5638 comp = intent.getComponent(); 5639 } 5640 } 5641 if (comp != null) { 5642 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5643 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5644 if (ai != null) { 5645 ResolveInfo ri = new ResolveInfo(); 5646 ri.activityInfo = ai; 5647 list.add(ri); 5648 } 5649 return list; 5650 } 5651 5652 // reader 5653 synchronized (mPackages) { 5654 String pkgName = intent.getPackage(); 5655 if (pkgName == null) { 5656 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5657 } 5658 final PackageParser.Package pkg = mPackages.get(pkgName); 5659 if (pkg != null) { 5660 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5661 userId); 5662 } 5663 return null; 5664 } 5665 } 5666 5667 @Override 5668 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5669 if (!sUserManager.exists(userId)) return null; 5670 flags = updateFlagsForResolve(flags, userId, intent); 5671 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5672 if (query != null) { 5673 if (query.size() >= 1) { 5674 // If there is more than one service with the same priority, 5675 // just arbitrarily pick the first one. 5676 return query.get(0); 5677 } 5678 } 5679 return null; 5680 } 5681 5682 @Override 5683 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5684 int userId) { 5685 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5686 flags = updateFlagsForResolve(flags, userId, intent); 5687 ComponentName comp = intent.getComponent(); 5688 if (comp == null) { 5689 if (intent.getSelector() != null) { 5690 intent = intent.getSelector(); 5691 comp = intent.getComponent(); 5692 } 5693 } 5694 if (comp != null) { 5695 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5696 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5697 if (si != null) { 5698 final ResolveInfo ri = new ResolveInfo(); 5699 ri.serviceInfo = si; 5700 list.add(ri); 5701 } 5702 return list; 5703 } 5704 5705 // reader 5706 synchronized (mPackages) { 5707 String pkgName = intent.getPackage(); 5708 if (pkgName == null) { 5709 return mServices.queryIntent(intent, resolvedType, flags, userId); 5710 } 5711 final PackageParser.Package pkg = mPackages.get(pkgName); 5712 if (pkg != null) { 5713 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5714 userId); 5715 } 5716 return null; 5717 } 5718 } 5719 5720 @Override 5721 public List<ResolveInfo> queryIntentContentProviders( 5722 Intent intent, String resolvedType, int flags, int userId) { 5723 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5724 flags = updateFlagsForResolve(flags, userId, intent); 5725 ComponentName comp = intent.getComponent(); 5726 if (comp == null) { 5727 if (intent.getSelector() != null) { 5728 intent = intent.getSelector(); 5729 comp = intent.getComponent(); 5730 } 5731 } 5732 if (comp != null) { 5733 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5734 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5735 if (pi != null) { 5736 final ResolveInfo ri = new ResolveInfo(); 5737 ri.providerInfo = pi; 5738 list.add(ri); 5739 } 5740 return list; 5741 } 5742 5743 // reader 5744 synchronized (mPackages) { 5745 String pkgName = intent.getPackage(); 5746 if (pkgName == null) { 5747 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5748 } 5749 final PackageParser.Package pkg = mPackages.get(pkgName); 5750 if (pkg != null) { 5751 return mProviders.queryIntentForPackage( 5752 intent, resolvedType, flags, pkg.providers, userId); 5753 } 5754 return null; 5755 } 5756 } 5757 5758 @Override 5759 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5760 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5761 flags = updateFlagsForPackage(flags, userId, null); 5762 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5763 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5764 5765 // writer 5766 synchronized (mPackages) { 5767 ArrayList<PackageInfo> list; 5768 if (listUninstalled) { 5769 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5770 for (PackageSetting ps : mSettings.mPackages.values()) { 5771 PackageInfo pi; 5772 if (ps.pkg != null) { 5773 pi = generatePackageInfo(ps.pkg, flags, userId); 5774 } else { 5775 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5776 } 5777 if (pi != null) { 5778 list.add(pi); 5779 } 5780 } 5781 } else { 5782 list = new ArrayList<PackageInfo>(mPackages.size()); 5783 for (PackageParser.Package p : mPackages.values()) { 5784 PackageInfo pi = generatePackageInfo(p, flags, userId); 5785 if (pi != null) { 5786 list.add(pi); 5787 } 5788 } 5789 } 5790 5791 return new ParceledListSlice<PackageInfo>(list); 5792 } 5793 } 5794 5795 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5796 String[] permissions, boolean[] tmp, int flags, int userId) { 5797 int numMatch = 0; 5798 final PermissionsState permissionsState = ps.getPermissionsState(); 5799 for (int i=0; i<permissions.length; i++) { 5800 final String permission = permissions[i]; 5801 if (permissionsState.hasPermission(permission, userId)) { 5802 tmp[i] = true; 5803 numMatch++; 5804 } else { 5805 tmp[i] = false; 5806 } 5807 } 5808 if (numMatch == 0) { 5809 return; 5810 } 5811 PackageInfo pi; 5812 if (ps.pkg != null) { 5813 pi = generatePackageInfo(ps.pkg, flags, userId); 5814 } else { 5815 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5816 } 5817 // The above might return null in cases of uninstalled apps or install-state 5818 // skew across users/profiles. 5819 if (pi != null) { 5820 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5821 if (numMatch == permissions.length) { 5822 pi.requestedPermissions = permissions; 5823 } else { 5824 pi.requestedPermissions = new String[numMatch]; 5825 numMatch = 0; 5826 for (int i=0; i<permissions.length; i++) { 5827 if (tmp[i]) { 5828 pi.requestedPermissions[numMatch] = permissions[i]; 5829 numMatch++; 5830 } 5831 } 5832 } 5833 } 5834 list.add(pi); 5835 } 5836 } 5837 5838 @Override 5839 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5840 String[] permissions, int flags, int userId) { 5841 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5842 flags = updateFlagsForPackage(flags, userId, permissions); 5843 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5844 5845 // writer 5846 synchronized (mPackages) { 5847 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5848 boolean[] tmpBools = new boolean[permissions.length]; 5849 if (listUninstalled) { 5850 for (PackageSetting ps : mSettings.mPackages.values()) { 5851 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5852 } 5853 } else { 5854 for (PackageParser.Package pkg : mPackages.values()) { 5855 PackageSetting ps = (PackageSetting)pkg.mExtras; 5856 if (ps != null) { 5857 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5858 userId); 5859 } 5860 } 5861 } 5862 5863 return new ParceledListSlice<PackageInfo>(list); 5864 } 5865 } 5866 5867 @Override 5868 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5869 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5870 flags = updateFlagsForApplication(flags, userId, null); 5871 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5872 5873 // writer 5874 synchronized (mPackages) { 5875 ArrayList<ApplicationInfo> list; 5876 if (listUninstalled) { 5877 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5878 for (PackageSetting ps : mSettings.mPackages.values()) { 5879 ApplicationInfo ai; 5880 if (ps.pkg != null) { 5881 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5882 ps.readUserState(userId), userId); 5883 } else { 5884 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5885 } 5886 if (ai != null) { 5887 list.add(ai); 5888 } 5889 } 5890 } else { 5891 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5892 for (PackageParser.Package p : mPackages.values()) { 5893 if (p.mExtras != null) { 5894 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5895 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5896 if (ai != null) { 5897 list.add(ai); 5898 } 5899 } 5900 } 5901 } 5902 5903 return new ParceledListSlice<ApplicationInfo>(list); 5904 } 5905 } 5906 5907 @Override 5908 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5909 if (DISABLE_EPHEMERAL_APPS) { 5910 return null; 5911 } 5912 5913 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5914 "getEphemeralApplications"); 5915 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5916 "getEphemeralApplications"); 5917 synchronized (mPackages) { 5918 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5919 .getEphemeralApplicationsLPw(userId); 5920 if (ephemeralApps != null) { 5921 return new ParceledListSlice<>(ephemeralApps); 5922 } 5923 } 5924 return null; 5925 } 5926 5927 @Override 5928 public boolean isEphemeralApplication(String packageName, int userId) { 5929 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5930 "isEphemeral"); 5931 if (DISABLE_EPHEMERAL_APPS) { 5932 return false; 5933 } 5934 5935 if (!isCallerSameApp(packageName)) { 5936 return false; 5937 } 5938 synchronized (mPackages) { 5939 PackageParser.Package pkg = mPackages.get(packageName); 5940 if (pkg != null) { 5941 return pkg.applicationInfo.isEphemeralApp(); 5942 } 5943 } 5944 return false; 5945 } 5946 5947 @Override 5948 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5949 if (DISABLE_EPHEMERAL_APPS) { 5950 return null; 5951 } 5952 5953 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5954 "getCookie"); 5955 if (!isCallerSameApp(packageName)) { 5956 return null; 5957 } 5958 synchronized (mPackages) { 5959 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5960 packageName, userId); 5961 } 5962 } 5963 5964 @Override 5965 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5966 if (DISABLE_EPHEMERAL_APPS) { 5967 return true; 5968 } 5969 5970 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5971 "setCookie"); 5972 if (!isCallerSameApp(packageName)) { 5973 return false; 5974 } 5975 synchronized (mPackages) { 5976 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5977 packageName, cookie, userId); 5978 } 5979 } 5980 5981 @Override 5982 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5983 if (DISABLE_EPHEMERAL_APPS) { 5984 return null; 5985 } 5986 5987 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5988 "getEphemeralApplicationIcon"); 5989 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5990 "getEphemeralApplicationIcon"); 5991 synchronized (mPackages) { 5992 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5993 packageName, userId); 5994 } 5995 } 5996 5997 private boolean isCallerSameApp(String packageName) { 5998 PackageParser.Package pkg = mPackages.get(packageName); 5999 return pkg != null 6000 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6001 } 6002 6003 public List<ApplicationInfo> getPersistentApplications(int flags) { 6004 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6005 6006 // reader 6007 synchronized (mPackages) { 6008 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6009 final int userId = UserHandle.getCallingUserId(); 6010 while (i.hasNext()) { 6011 final PackageParser.Package p = i.next(); 6012 if (p.applicationInfo != null 6013 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 6014 && (!mSafeMode || isSystemApp(p))) { 6015 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6016 if (ps != null) { 6017 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6018 ps.readUserState(userId), userId); 6019 if (ai != null) { 6020 finalList.add(ai); 6021 } 6022 } 6023 } 6024 } 6025 } 6026 6027 return finalList; 6028 } 6029 6030 @Override 6031 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6032 if (!sUserManager.exists(userId)) return null; 6033 flags = updateFlagsForComponent(flags, userId, name); 6034 // reader 6035 synchronized (mPackages) { 6036 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6037 PackageSetting ps = provider != null 6038 ? mSettings.mPackages.get(provider.owner.packageName) 6039 : null; 6040 return ps != null 6041 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6042 ? PackageParser.generateProviderInfo(provider, flags, 6043 ps.readUserState(userId), userId) 6044 : null; 6045 } 6046 } 6047 6048 /** 6049 * @deprecated 6050 */ 6051 @Deprecated 6052 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6053 // reader 6054 synchronized (mPackages) { 6055 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6056 .entrySet().iterator(); 6057 final int userId = UserHandle.getCallingUserId(); 6058 while (i.hasNext()) { 6059 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6060 PackageParser.Provider p = entry.getValue(); 6061 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6062 6063 if (ps != null && p.syncable 6064 && (!mSafeMode || (p.info.applicationInfo.flags 6065 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6066 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6067 ps.readUserState(userId), userId); 6068 if (info != null) { 6069 outNames.add(entry.getKey()); 6070 outInfo.add(info); 6071 } 6072 } 6073 } 6074 } 6075 } 6076 6077 @Override 6078 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6079 int uid, int flags) { 6080 final int userId = processName != null ? UserHandle.getUserId(uid) 6081 : UserHandle.getCallingUserId(); 6082 if (!sUserManager.exists(userId)) return null; 6083 flags = updateFlagsForComponent(flags, userId, processName); 6084 6085 ArrayList<ProviderInfo> finalList = null; 6086 // reader 6087 synchronized (mPackages) { 6088 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6089 while (i.hasNext()) { 6090 final PackageParser.Provider p = i.next(); 6091 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6092 if (ps != null && p.info.authority != null 6093 && (processName == null 6094 || (p.info.processName.equals(processName) 6095 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6096 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6097 if (finalList == null) { 6098 finalList = new ArrayList<ProviderInfo>(3); 6099 } 6100 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6101 ps.readUserState(userId), userId); 6102 if (info != null) { 6103 finalList.add(info); 6104 } 6105 } 6106 } 6107 } 6108 6109 if (finalList != null) { 6110 Collections.sort(finalList, mProviderInitOrderSorter); 6111 return new ParceledListSlice<ProviderInfo>(finalList); 6112 } 6113 6114 return null; 6115 } 6116 6117 @Override 6118 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6119 // reader 6120 synchronized (mPackages) { 6121 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6122 return PackageParser.generateInstrumentationInfo(i, flags); 6123 } 6124 } 6125 6126 @Override 6127 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6128 int flags) { 6129 ArrayList<InstrumentationInfo> finalList = 6130 new ArrayList<InstrumentationInfo>(); 6131 6132 // reader 6133 synchronized (mPackages) { 6134 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6135 while (i.hasNext()) { 6136 final PackageParser.Instrumentation p = i.next(); 6137 if (targetPackage == null 6138 || targetPackage.equals(p.info.targetPackage)) { 6139 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6140 flags); 6141 if (ii != null) { 6142 finalList.add(ii); 6143 } 6144 } 6145 } 6146 } 6147 6148 return finalList; 6149 } 6150 6151 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6152 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6153 if (overlays == null) { 6154 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6155 return; 6156 } 6157 for (PackageParser.Package opkg : overlays.values()) { 6158 // Not much to do if idmap fails: we already logged the error 6159 // and we certainly don't want to abort installation of pkg simply 6160 // because an overlay didn't fit properly. For these reasons, 6161 // ignore the return value of createIdmapForPackagePairLI. 6162 createIdmapForPackagePairLI(pkg, opkg); 6163 } 6164 } 6165 6166 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6167 PackageParser.Package opkg) { 6168 if (!opkg.mTrustedOverlay) { 6169 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6170 opkg.baseCodePath + ": overlay not trusted"); 6171 return false; 6172 } 6173 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6174 if (overlaySet == null) { 6175 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6176 opkg.baseCodePath + " but target package has no known overlays"); 6177 return false; 6178 } 6179 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6180 // TODO: generate idmap for split APKs 6181 try { 6182 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6183 } catch (InstallerException e) { 6184 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6185 + opkg.baseCodePath); 6186 return false; 6187 } 6188 PackageParser.Package[] overlayArray = 6189 overlaySet.values().toArray(new PackageParser.Package[0]); 6190 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6191 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6192 return p1.mOverlayPriority - p2.mOverlayPriority; 6193 } 6194 }; 6195 Arrays.sort(overlayArray, cmp); 6196 6197 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6198 int i = 0; 6199 for (PackageParser.Package p : overlayArray) { 6200 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6201 } 6202 return true; 6203 } 6204 6205 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6206 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6207 try { 6208 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6209 } finally { 6210 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6211 } 6212 } 6213 6214 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6215 final File[] files = dir.listFiles(); 6216 if (ArrayUtils.isEmpty(files)) { 6217 Log.d(TAG, "No files in app dir " + dir); 6218 return; 6219 } 6220 6221 if (DEBUG_PACKAGE_SCANNING) { 6222 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6223 + " flags=0x" + Integer.toHexString(parseFlags)); 6224 } 6225 6226 for (File file : files) { 6227 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6228 && !PackageInstallerService.isStageName(file.getName()); 6229 if (!isPackage) { 6230 // Ignore entries which are not packages 6231 continue; 6232 } 6233 try { 6234 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6235 scanFlags, currentTime, null); 6236 } catch (PackageManagerException e) { 6237 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6238 6239 // Delete invalid userdata apps 6240 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6241 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6242 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6243 removeCodePathLI(file); 6244 } 6245 } 6246 } 6247 } 6248 6249 private static File getSettingsProblemFile() { 6250 File dataDir = Environment.getDataDirectory(); 6251 File systemDir = new File(dataDir, "system"); 6252 File fname = new File(systemDir, "uiderrors.txt"); 6253 return fname; 6254 } 6255 6256 static void reportSettingsProblem(int priority, String msg) { 6257 logCriticalInfo(priority, msg); 6258 } 6259 6260 static void logCriticalInfo(int priority, String msg) { 6261 Slog.println(priority, TAG, msg); 6262 EventLogTags.writePmCriticalInfo(msg); 6263 try { 6264 File fname = getSettingsProblemFile(); 6265 FileOutputStream out = new FileOutputStream(fname, true); 6266 PrintWriter pw = new FastPrintWriter(out); 6267 SimpleDateFormat formatter = new SimpleDateFormat(); 6268 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6269 pw.println(dateString + ": " + msg); 6270 pw.close(); 6271 FileUtils.setPermissions( 6272 fname.toString(), 6273 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6274 -1, -1); 6275 } catch (java.io.IOException e) { 6276 } 6277 } 6278 6279 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 6280 int parseFlags) throws PackageManagerException { 6281 if (ps != null 6282 && ps.codePath.equals(srcFile) 6283 && ps.timeStamp == srcFile.lastModified() 6284 && !isCompatSignatureUpdateNeeded(pkg) 6285 && !isRecoverSignatureUpdateNeeded(pkg)) { 6286 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6287 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6288 ArraySet<PublicKey> signingKs; 6289 synchronized (mPackages) { 6290 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6291 } 6292 if (ps.signatures.mSignatures != null 6293 && ps.signatures.mSignatures.length != 0 6294 && signingKs != null) { 6295 // Optimization: reuse the existing cached certificates 6296 // if the package appears to be unchanged. 6297 pkg.mSignatures = ps.signatures.mSignatures; 6298 pkg.mSigningKeys = signingKs; 6299 return; 6300 } 6301 6302 Slog.w(TAG, "PackageSetting for " + ps.name 6303 + " is missing signatures. Collecting certs again to recover them."); 6304 } else { 6305 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6306 } 6307 6308 try { 6309 PackageParser.collectCertificates(pkg, parseFlags); 6310 } catch (PackageParserException e) { 6311 throw PackageManagerException.from(e); 6312 } 6313 } 6314 6315 /** 6316 * Traces a package scan. 6317 * @see #scanPackageLI(File, int, int, long, UserHandle) 6318 */ 6319 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6320 long currentTime, UserHandle user) throws PackageManagerException { 6321 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6322 try { 6323 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6324 } finally { 6325 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6326 } 6327 } 6328 6329 /** 6330 * Scans a package and returns the newly parsed package. 6331 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6332 */ 6333 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6334 long currentTime, UserHandle user) throws PackageManagerException { 6335 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6336 parseFlags |= mDefParseFlags; 6337 PackageParser pp = new PackageParser(); 6338 pp.setSeparateProcesses(mSeparateProcesses); 6339 pp.setOnlyCoreApps(mOnlyCore); 6340 pp.setDisplayMetrics(mMetrics); 6341 6342 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6343 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6344 } 6345 6346 final PackageParser.Package pkg; 6347 try { 6348 pkg = pp.parsePackage(scanFile, parseFlags); 6349 } catch (PackageParserException e) { 6350 throw PackageManagerException.from(e); 6351 } 6352 6353 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6354 } 6355 6356 /** 6357 * Scans a package and returns the newly parsed package. 6358 * @throws PackageManagerException on a parse error. 6359 */ 6360 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 6361 int parseFlags, int scanFlags, long currentTime, UserHandle user) 6362 throws PackageManagerException { 6363 // If the package has children and this is the first dive in the function 6364 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 6365 // packages (parent and children) would be successfully scanned before the 6366 // actual scan since scanning mutates internal state and we want to atomically 6367 // install the package and its children. 6368 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 6369 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 6370 scanFlags |= SCAN_CHECK_ONLY; 6371 } 6372 } else { 6373 scanFlags &= ~SCAN_CHECK_ONLY; 6374 } 6375 6376 // Scan the parent 6377 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, parseFlags, 6378 scanFlags, currentTime, user); 6379 6380 // Scan the children 6381 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 6382 for (int i = 0; i < childCount; i++) { 6383 PackageParser.Package childPackage = pkg.childPackages.get(i); 6384 scanPackageInternalLI(childPackage, scanFile, parseFlags, scanFlags, 6385 currentTime, user); 6386 } 6387 6388 6389 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 6390 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6391 } 6392 6393 return scannedPkg; 6394 } 6395 6396 /** 6397 * Scans a package and returns the newly parsed package. 6398 * @throws PackageManagerException on a parse error. 6399 */ 6400 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 6401 int parseFlags, int scanFlags, long currentTime, UserHandle user) 6402 throws PackageManagerException { 6403 PackageSetting ps = null; 6404 PackageSetting updatedPkg; 6405 // reader 6406 synchronized (mPackages) { 6407 // Look to see if we already know about this package. 6408 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6409 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6410 // This package has been renamed to its original name. Let's 6411 // use that. 6412 ps = mSettings.peekPackageLPr(oldName); 6413 } 6414 // If there was no original package, see one for the real package name. 6415 if (ps == null) { 6416 ps = mSettings.peekPackageLPr(pkg.packageName); 6417 } 6418 // Check to see if this package could be hiding/updating a system 6419 // package. Must look for it either under the original or real 6420 // package name depending on our state. 6421 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6422 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6423 6424 // If this is a package we don't know about on the system partition, we 6425 // may need to remove disabled child packages on the system partition 6426 // or may need to not add child packages if the parent apk is updated 6427 // on the data partition and no longer defines this child package. 6428 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6429 // If this is a parent package for an updated system app and this system 6430 // app got an OTA update which no longer defines some of the child packages 6431 // we have to prune them from the disabled system packages. 6432 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 6433 if (disabledPs != null) { 6434 final int scannedChildCount = (pkg.childPackages != null) 6435 ? pkg.childPackages.size() : 0; 6436 final int disabledChildCount = disabledPs.childPackageNames != null 6437 ? disabledPs.childPackageNames.size() : 0; 6438 for (int i = 0; i < disabledChildCount; i++) { 6439 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 6440 boolean disabledPackageAvailable = false; 6441 for (int j = 0; j < scannedChildCount; j++) { 6442 PackageParser.Package childPkg = pkg.childPackages.get(j); 6443 if (childPkg.packageName.equals(disabledChildPackageName)) { 6444 disabledPackageAvailable = true; 6445 break; 6446 } 6447 } 6448 if (!disabledPackageAvailable) { 6449 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 6450 } 6451 } 6452 } 6453 } 6454 } 6455 6456 boolean updatedPkgBetter = false; 6457 // First check if this is a system package that may involve an update 6458 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6459 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6460 // it needs to drop FLAG_PRIVILEGED. 6461 if (locationIsPrivileged(scanFile)) { 6462 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6463 } else { 6464 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6465 } 6466 6467 if (ps != null && !ps.codePath.equals(scanFile)) { 6468 // The path has changed from what was last scanned... check the 6469 // version of the new path against what we have stored to determine 6470 // what to do. 6471 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6472 if (pkg.mVersionCode <= ps.versionCode) { 6473 // The system package has been updated and the code path does not match 6474 // Ignore entry. Skip it. 6475 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6476 + " ignored: updated version " + ps.versionCode 6477 + " better than this " + pkg.mVersionCode); 6478 if (!updatedPkg.codePath.equals(scanFile)) { 6479 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6480 + ps.name + " changing from " + updatedPkg.codePathString 6481 + " to " + scanFile); 6482 updatedPkg.codePath = scanFile; 6483 updatedPkg.codePathString = scanFile.toString(); 6484 updatedPkg.resourcePath = scanFile; 6485 updatedPkg.resourcePathString = scanFile.toString(); 6486 } 6487 updatedPkg.pkg = pkg; 6488 updatedPkg.versionCode = pkg.mVersionCode; 6489 6490 // Update the disabled system child packages to point to the package too. 6491 final int childCount = updatedPkg.childPackageNames != null 6492 ? updatedPkg.childPackageNames.size() : 0; 6493 for (int i = 0; i < childCount; i++) { 6494 String childPackageName = updatedPkg.childPackageNames.get(i); 6495 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 6496 childPackageName); 6497 if (updatedChildPkg != null) { 6498 updatedChildPkg.pkg = pkg; 6499 updatedChildPkg.versionCode = pkg.mVersionCode; 6500 } 6501 } 6502 6503 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 6504 + scanFile + " ignored: updated version " + ps.versionCode 6505 + " better than this " + pkg.mVersionCode); 6506 } else { 6507 // The current app on the system partition is better than 6508 // what we have updated to on the data partition; switch 6509 // back to the system partition version. 6510 // At this point, its safely assumed that package installation for 6511 // apps in system partition will go through. If not there won't be a working 6512 // version of the app 6513 // writer 6514 synchronized (mPackages) { 6515 // Just remove the loaded entries from package lists. 6516 mPackages.remove(ps.name); 6517 } 6518 6519 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6520 + " reverting from " + ps.codePathString 6521 + ": new version " + pkg.mVersionCode 6522 + " better than installed " + ps.versionCode); 6523 6524 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6525 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6526 synchronized (mInstallLock) { 6527 args.cleanUpResourcesLI(); 6528 } 6529 synchronized (mPackages) { 6530 mSettings.enableSystemPackageLPw(ps.name); 6531 } 6532 updatedPkgBetter = true; 6533 } 6534 } 6535 } 6536 6537 if (updatedPkg != null) { 6538 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6539 // initially 6540 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6541 6542 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6543 // flag set initially 6544 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6545 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6546 } 6547 } 6548 6549 // Verify certificates against what was last scanned 6550 collectCertificatesLI(ps, pkg, scanFile, parseFlags); 6551 6552 /* 6553 * A new system app appeared, but we already had a non-system one of the 6554 * same name installed earlier. 6555 */ 6556 boolean shouldHideSystemApp = false; 6557 if (updatedPkg == null && ps != null 6558 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6559 /* 6560 * Check to make sure the signatures match first. If they don't, 6561 * wipe the installed application and its data. 6562 */ 6563 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6564 != PackageManager.SIGNATURE_MATCH) { 6565 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6566 + " signatures don't match existing userdata copy; removing"); 6567 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false, null); 6568 ps = null; 6569 } else { 6570 /* 6571 * If the newly-added system app is an older version than the 6572 * already installed version, hide it. It will be scanned later 6573 * and re-added like an update. 6574 */ 6575 if (pkg.mVersionCode <= ps.versionCode) { 6576 shouldHideSystemApp = true; 6577 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6578 + " but new version " + pkg.mVersionCode + " better than installed " 6579 + ps.versionCode + "; hiding system"); 6580 } else { 6581 /* 6582 * The newly found system app is a newer version that the 6583 * one previously installed. Simply remove the 6584 * already-installed application and replace it with our own 6585 * while keeping the application data. 6586 */ 6587 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6588 + " reverting from " + ps.codePathString + ": new version " 6589 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6590 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6591 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6592 synchronized (mInstallLock) { 6593 args.cleanUpResourcesLI(); 6594 } 6595 } 6596 } 6597 } 6598 6599 // The apk is forward locked (not public) if its code and resources 6600 // are kept in different files. (except for app in either system or 6601 // vendor path). 6602 // TODO grab this value from PackageSettings 6603 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6604 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6605 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6606 } 6607 } 6608 6609 // TODO: extend to support forward-locked splits 6610 String resourcePath = null; 6611 String baseResourcePath = null; 6612 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6613 if (ps != null && ps.resourcePathString != null) { 6614 resourcePath = ps.resourcePathString; 6615 baseResourcePath = ps.resourcePathString; 6616 } else { 6617 // Should not happen at all. Just log an error. 6618 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 6619 } 6620 } else { 6621 resourcePath = pkg.codePath; 6622 baseResourcePath = pkg.baseCodePath; 6623 } 6624 6625 // Set application objects path explicitly. 6626 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 6627 pkg.setApplicationInfoCodePath(pkg.codePath); 6628 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 6629 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 6630 pkg.setApplicationInfoResourcePath(resourcePath); 6631 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 6632 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 6633 6634 // Note that we invoke the following method only if we are about to unpack an application 6635 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6636 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6637 6638 /* 6639 * If the system app should be overridden by a previously installed 6640 * data, hide the system app now and let the /data/app scan pick it up 6641 * again. 6642 */ 6643 if (shouldHideSystemApp) { 6644 synchronized (mPackages) { 6645 mSettings.disableSystemPackageLPw(pkg.packageName, true); 6646 } 6647 } 6648 6649 return scannedPkg; 6650 } 6651 6652 private static String fixProcessName(String defProcessName, 6653 String processName, int uid) { 6654 if (processName == null) { 6655 return defProcessName; 6656 } 6657 return processName; 6658 } 6659 6660 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6661 throws PackageManagerException { 6662 if (pkgSetting.signatures.mSignatures != null) { 6663 // Already existing package. Make sure signatures match 6664 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6665 == PackageManager.SIGNATURE_MATCH; 6666 if (!match) { 6667 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6668 == PackageManager.SIGNATURE_MATCH; 6669 } 6670 if (!match) { 6671 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6672 == PackageManager.SIGNATURE_MATCH; 6673 } 6674 if (!match) { 6675 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6676 + pkg.packageName + " signatures do not match the " 6677 + "previously installed version; ignoring!"); 6678 } 6679 } 6680 6681 // Check for shared user signatures 6682 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6683 // Already existing package. Make sure signatures match 6684 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6685 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6686 if (!match) { 6687 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6688 == PackageManager.SIGNATURE_MATCH; 6689 } 6690 if (!match) { 6691 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6692 == PackageManager.SIGNATURE_MATCH; 6693 } 6694 if (!match) { 6695 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6696 "Package " + pkg.packageName 6697 + " has no signatures that match those in shared user " 6698 + pkgSetting.sharedUser.name + "; ignoring!"); 6699 } 6700 } 6701 } 6702 6703 /** 6704 * Enforces that only the system UID or root's UID can call a method exposed 6705 * via Binder. 6706 * 6707 * @param message used as message if SecurityException is thrown 6708 * @throws SecurityException if the caller is not system or root 6709 */ 6710 private static final void enforceSystemOrRoot(String message) { 6711 final int uid = Binder.getCallingUid(); 6712 if (uid != Process.SYSTEM_UID && uid != 0) { 6713 throw new SecurityException(message); 6714 } 6715 } 6716 6717 @Override 6718 public void performFstrimIfNeeded() { 6719 enforceSystemOrRoot("Only the system can request fstrim"); 6720 6721 // Before everything else, see whether we need to fstrim. 6722 try { 6723 IMountService ms = PackageHelper.getMountService(); 6724 if (ms != null) { 6725 final boolean isUpgrade = isUpgrade(); 6726 boolean doTrim = isUpgrade; 6727 if (doTrim) { 6728 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6729 } else { 6730 final long interval = android.provider.Settings.Global.getLong( 6731 mContext.getContentResolver(), 6732 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6733 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6734 if (interval > 0) { 6735 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6736 if (timeSinceLast > interval) { 6737 doTrim = true; 6738 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6739 + "; running immediately"); 6740 } 6741 } 6742 } 6743 if (doTrim) { 6744 if (!isFirstBoot()) { 6745 try { 6746 ActivityManagerNative.getDefault().showBootMessage( 6747 mContext.getResources().getString( 6748 R.string.android_upgrading_fstrim), true); 6749 } catch (RemoteException e) { 6750 } 6751 } 6752 ms.runMaintenance(); 6753 } 6754 } else { 6755 Slog.e(TAG, "Mount service unavailable!"); 6756 } 6757 } catch (RemoteException e) { 6758 // Can't happen; MountService is local 6759 } 6760 } 6761 6762 @Override 6763 public void extractPackagesIfNeeded() { 6764 enforceSystemOrRoot("Only the system can request package extraction"); 6765 6766 // Extract pacakges only if profile-guided compilation is enabled because 6767 // otherwise BackgroundDexOptService will not dexopt them later. 6768 if (mUseJitProfiles) { 6769 ArraySet<String> pkgs = getOptimizablePackages(); 6770 if (pkgs != null) { 6771 for (String pkg : pkgs) { 6772 performDexOpt(pkg, null /* instructionSet */, false /* useProfiles */, 6773 true /* extractOnly */, false /* force */); 6774 } 6775 } 6776 } 6777 } 6778 6779 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6780 List<ResolveInfo> ris = null; 6781 try { 6782 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6783 intent, null, 0, userId); 6784 } catch (RemoteException e) { 6785 } 6786 ArraySet<String> pkgNames = new ArraySet<String>(); 6787 if (ris != null) { 6788 for (ResolveInfo ri : ris) { 6789 pkgNames.add(ri.activityInfo.packageName); 6790 } 6791 } 6792 return pkgNames; 6793 } 6794 6795 @Override 6796 public void notifyPackageUse(String packageName) { 6797 synchronized (mPackages) { 6798 PackageParser.Package p = mPackages.get(packageName); 6799 if (p == null) { 6800 return; 6801 } 6802 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6803 } 6804 } 6805 6806 // TODO: this is not used nor needed. Delete it. 6807 @Override 6808 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6809 return performDexOptTraced(packageName, instructionSet, false /* useProfiles */, 6810 false /* extractOnly */, false /* force */); 6811 } 6812 6813 @Override 6814 public boolean performDexOpt(String packageName, String instructionSet, boolean useProfiles, 6815 boolean extractOnly, boolean force) { 6816 return performDexOptTraced(packageName, instructionSet, useProfiles, extractOnly, force); 6817 } 6818 6819 private boolean performDexOptTraced(String packageName, String instructionSet, 6820 boolean useProfiles, boolean extractOnly, boolean force) { 6821 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6822 try { 6823 return performDexOptInternal(packageName, instructionSet, useProfiles, extractOnly, 6824 force); 6825 } finally { 6826 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6827 } 6828 } 6829 6830 private boolean performDexOptInternal(String packageName, String instructionSet, 6831 boolean useProfiles, boolean extractOnly, boolean force) { 6832 PackageParser.Package p; 6833 final String targetInstructionSet; 6834 synchronized (mPackages) { 6835 p = mPackages.get(packageName); 6836 if (p == null) { 6837 return false; 6838 } 6839 mPackageUsage.write(false); 6840 6841 targetInstructionSet = instructionSet != null ? instructionSet : 6842 getPrimaryInstructionSet(p.applicationInfo); 6843 if (!force && !useProfiles && p.mDexOptPerformed.contains(targetInstructionSet)) { 6844 // Skip only if we do not use profiles since they might trigger a recompilation. 6845 return false; 6846 } 6847 } 6848 long callingId = Binder.clearCallingIdentity(); 6849 try { 6850 synchronized (mInstallLock) { 6851 final String[] instructionSets = new String[] { targetInstructionSet }; 6852 int result = performDexOptInternalWithDependenciesLI(p, instructionSets, 6853 useProfiles, extractOnly, force); 6854 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6855 } 6856 } finally { 6857 Binder.restoreCallingIdentity(callingId); 6858 } 6859 } 6860 6861 public ArraySet<String> getOptimizablePackages() { 6862 ArraySet<String> pkgs = new ArraySet<String>(); 6863 synchronized (mPackages) { 6864 for (PackageParser.Package p : mPackages.values()) { 6865 if (PackageDexOptimizer.canOptimizePackage(p)) { 6866 pkgs.add(p.packageName); 6867 } 6868 } 6869 } 6870 return pkgs; 6871 } 6872 6873 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 6874 String instructionSets[], boolean useProfiles, boolean extractOnly, boolean force) { 6875 // Select the dex optimizer based on the force parameter. 6876 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 6877 // allocate an object here. 6878 PackageDexOptimizer pdo = force 6879 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 6880 : mPackageDexOptimizer; 6881 6882 // Optimize all dependencies first. Note: we ignore the return value and march on 6883 // on errors. 6884 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 6885 if (!deps.isEmpty()) { 6886 for (PackageParser.Package depPackage : deps) { 6887 // TODO: Analyze and investigate if we (should) profile libraries. 6888 // Currently this will do a full compilation of the library. 6889 pdo.performDexOpt(depPackage, instructionSets, false /* useProfiles */, 6890 false /* extractOnly */); 6891 } 6892 } 6893 6894 return pdo.performDexOpt(p, instructionSets, useProfiles, extractOnly); 6895 } 6896 6897 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 6898 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 6899 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 6900 Set<String> collectedNames = new HashSet<>(); 6901 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 6902 6903 retValue.remove(p); 6904 6905 return retValue; 6906 } else { 6907 return Collections.emptyList(); 6908 } 6909 } 6910 6911 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 6912 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 6913 if (!collectedNames.contains(p.packageName)) { 6914 collectedNames.add(p.packageName); 6915 collected.add(p); 6916 6917 if (p.usesLibraries != null) { 6918 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 6919 } 6920 if (p.usesOptionalLibraries != null) { 6921 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 6922 collectedNames); 6923 } 6924 } 6925 } 6926 6927 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 6928 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 6929 for (String libName : libs) { 6930 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 6931 if (libPkg != null) { 6932 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 6933 } 6934 } 6935 } 6936 6937 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 6938 synchronized (mPackages) { 6939 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 6940 if (lib != null && lib.apk != null) { 6941 return mPackages.get(lib.apk); 6942 } 6943 } 6944 return null; 6945 } 6946 6947 public void shutdown() { 6948 mPackageUsage.write(true); 6949 } 6950 6951 @Override 6952 public void forceDexOpt(String packageName) { 6953 enforceSystemOrRoot("forceDexOpt"); 6954 6955 PackageParser.Package pkg; 6956 synchronized (mPackages) { 6957 pkg = mPackages.get(packageName); 6958 if (pkg == null) { 6959 throw new IllegalArgumentException("Unknown package: " + packageName); 6960 } 6961 } 6962 6963 synchronized (mInstallLock) { 6964 final String[] instructionSets = new String[] { 6965 getPrimaryInstructionSet(pkg.applicationInfo) }; 6966 6967 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6968 6969 // Whoever is calling forceDexOpt wants a fully compiled package. 6970 // Don't use profiles since that may cause compilation to be skipped. 6971 final int res = performDexOptInternalWithDependenciesLI(pkg, instructionSets, 6972 false /* useProfiles */, false /* extractOnly */, true /* force */); 6973 6974 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6975 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6976 throw new IllegalStateException("Failed to dexopt: " + res); 6977 } 6978 } 6979 } 6980 6981 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6982 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6983 Slog.w(TAG, "Unable to update from " + oldPkg.name 6984 + " to " + newPkg.packageName 6985 + ": old package not in system partition"); 6986 return false; 6987 } else if (mPackages.get(oldPkg.name) != null) { 6988 Slog.w(TAG, "Unable to update from " + oldPkg.name 6989 + " to " + newPkg.packageName 6990 + ": old package still exists"); 6991 return false; 6992 } 6993 return true; 6994 } 6995 6996 private boolean removeDataDirsLI(String volumeUuid, String packageName) { 6997 // TODO: triage flags as part of 26466827 6998 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 6999 7000 boolean res = true; 7001 final int[] users = sUserManager.getUserIds(); 7002 for (int user : users) { 7003 try { 7004 mInstaller.destroyAppData(volumeUuid, packageName, user, flags); 7005 } catch (InstallerException e) { 7006 Slog.w(TAG, "Failed to delete data directory", e); 7007 res = false; 7008 } 7009 } 7010 return res; 7011 } 7012 7013 void removeCodePathLI(File codePath) { 7014 if (codePath.isDirectory()) { 7015 try { 7016 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7017 } catch (InstallerException e) { 7018 Slog.w(TAG, "Failed to remove code path", e); 7019 } 7020 } else { 7021 codePath.delete(); 7022 } 7023 } 7024 7025 void destroyAppDataLI(String volumeUuid, String packageName, int userId, int flags) { 7026 try { 7027 mInstaller.destroyAppData(volumeUuid, packageName, userId, flags); 7028 } catch (InstallerException e) { 7029 Slog.w(TAG, "Failed to destroy app data", e); 7030 } 7031 } 7032 7033 void restoreconAppDataLI(String volumeUuid, String packageName, int userId, int flags, 7034 int appId, String seinfo) { 7035 try { 7036 mInstaller.restoreconAppData(volumeUuid, packageName, userId, flags, appId, seinfo); 7037 } catch (InstallerException e) { 7038 Slog.e(TAG, "Failed to restorecon for " + packageName + ": " + e); 7039 } 7040 } 7041 7042 private void deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 7043 final PackageParser.Package pkg; 7044 synchronized (mPackages) { 7045 pkg = mPackages.get(packageName); 7046 } 7047 if (pkg == null) { 7048 Slog.w(TAG, "Failed to delete code cache directory. No package: " + packageName); 7049 return; 7050 } 7051 deleteCodeCacheDirsLI(pkg); 7052 } 7053 7054 private void deleteCodeCacheDirsLI(PackageParser.Package pkg) { 7055 // TODO: triage flags as part of 26466827 7056 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 7057 7058 int[] users = sUserManager.getUserIds(); 7059 int res = 0; 7060 for (int user : users) { 7061 // Remove the parent code cache 7062 try { 7063 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, user, 7064 flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 7065 } catch (InstallerException e) { 7066 Slog.w(TAG, "Failed to delete code cache directory", e); 7067 } 7068 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7069 for (int i = 0; i < childCount; i++) { 7070 PackageParser.Package childPkg = pkg.childPackages.get(i); 7071 // Remove the child code cache 7072 try { 7073 mInstaller.clearAppData(childPkg.volumeUuid, childPkg.packageName, 7074 user, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 7075 } catch (InstallerException e) { 7076 Slog.w(TAG, "Failed to delete code cache directory", e); 7077 } 7078 } 7079 } 7080 } 7081 7082 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 7083 long lastUpdateTime) { 7084 // Set parent install/update time 7085 PackageSetting ps = (PackageSetting) pkg.mExtras; 7086 if (ps != null) { 7087 ps.firstInstallTime = firstInstallTime; 7088 ps.lastUpdateTime = lastUpdateTime; 7089 } 7090 // Set children install/update time 7091 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7092 for (int i = 0; i < childCount; i++) { 7093 PackageParser.Package childPkg = pkg.childPackages.get(i); 7094 ps = (PackageSetting) childPkg.mExtras; 7095 if (ps != null) { 7096 ps.firstInstallTime = firstInstallTime; 7097 ps.lastUpdateTime = lastUpdateTime; 7098 } 7099 } 7100 } 7101 7102 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 7103 PackageParser.Package changingLib) { 7104 if (file.path != null) { 7105 usesLibraryFiles.add(file.path); 7106 return; 7107 } 7108 PackageParser.Package p = mPackages.get(file.apk); 7109 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 7110 // If we are doing this while in the middle of updating a library apk, 7111 // then we need to make sure to use that new apk for determining the 7112 // dependencies here. (We haven't yet finished committing the new apk 7113 // to the package manager state.) 7114 if (p == null || p.packageName.equals(changingLib.packageName)) { 7115 p = changingLib; 7116 } 7117 } 7118 if (p != null) { 7119 usesLibraryFiles.addAll(p.getAllCodePaths()); 7120 } 7121 } 7122 7123 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 7124 PackageParser.Package changingLib) throws PackageManagerException { 7125 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 7126 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 7127 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 7128 for (int i=0; i<N; i++) { 7129 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 7130 if (file == null) { 7131 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 7132 "Package " + pkg.packageName + " requires unavailable shared library " 7133 + pkg.usesLibraries.get(i) + "; failing!"); 7134 } 7135 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7136 } 7137 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 7138 for (int i=0; i<N; i++) { 7139 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 7140 if (file == null) { 7141 Slog.w(TAG, "Package " + pkg.packageName 7142 + " desires unavailable shared library " 7143 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 7144 } else { 7145 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7146 } 7147 } 7148 N = usesLibraryFiles.size(); 7149 if (N > 0) { 7150 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 7151 } else { 7152 pkg.usesLibraryFiles = null; 7153 } 7154 } 7155 } 7156 7157 private static boolean hasString(List<String> list, List<String> which) { 7158 if (list == null) { 7159 return false; 7160 } 7161 for (int i=list.size()-1; i>=0; i--) { 7162 for (int j=which.size()-1; j>=0; j--) { 7163 if (which.get(j).equals(list.get(i))) { 7164 return true; 7165 } 7166 } 7167 } 7168 return false; 7169 } 7170 7171 private void updateAllSharedLibrariesLPw() { 7172 for (PackageParser.Package pkg : mPackages.values()) { 7173 try { 7174 updateSharedLibrariesLPw(pkg, null); 7175 } catch (PackageManagerException e) { 7176 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7177 } 7178 } 7179 } 7180 7181 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 7182 PackageParser.Package changingPkg) { 7183 ArrayList<PackageParser.Package> res = null; 7184 for (PackageParser.Package pkg : mPackages.values()) { 7185 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 7186 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 7187 if (res == null) { 7188 res = new ArrayList<PackageParser.Package>(); 7189 } 7190 res.add(pkg); 7191 try { 7192 updateSharedLibrariesLPw(pkg, changingPkg); 7193 } catch (PackageManagerException e) { 7194 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7195 } 7196 } 7197 } 7198 return res; 7199 } 7200 7201 /** 7202 * Derive the value of the {@code cpuAbiOverride} based on the provided 7203 * value and an optional stored value from the package settings. 7204 */ 7205 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 7206 String cpuAbiOverride = null; 7207 7208 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 7209 cpuAbiOverride = null; 7210 } else if (abiOverride != null) { 7211 cpuAbiOverride = abiOverride; 7212 } else if (settings != null) { 7213 cpuAbiOverride = settings.cpuAbiOverrideString; 7214 } 7215 7216 return cpuAbiOverride; 7217 } 7218 7219 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 7220 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7221 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 7222 // If the package has children and this is the first dive in the function 7223 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 7224 // whether all packages (parent and children) would be successfully scanned 7225 // before the actual scan since scanning mutates internal state and we want 7226 // to atomically install the package and its children. 7227 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7228 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7229 scanFlags |= SCAN_CHECK_ONLY; 7230 } 7231 } else { 7232 scanFlags &= ~SCAN_CHECK_ONLY; 7233 } 7234 7235 final PackageParser.Package scannedPkg; 7236 try { 7237 // Scan the parent 7238 scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 7239 // Scan the children 7240 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7241 for (int i = 0; i < childCount; i++) { 7242 PackageParser.Package childPkg = pkg.childPackages.get(i); 7243 scanPackageLI(childPkg, parseFlags, 7244 scanFlags, currentTime, user); 7245 } 7246 } finally { 7247 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7248 } 7249 7250 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7251 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 7252 } 7253 7254 return scannedPkg; 7255 } 7256 7257 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 7258 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7259 boolean success = false; 7260 try { 7261 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 7262 currentTime, user); 7263 success = true; 7264 return res; 7265 } finally { 7266 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 7267 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 7268 } 7269 } 7270 } 7271 7272 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 7273 int scanFlags, long currentTime, UserHandle user) 7274 throws PackageManagerException { 7275 final File scanFile = new File(pkg.codePath); 7276 if (pkg.applicationInfo.getCodePath() == null || 7277 pkg.applicationInfo.getResourcePath() == null) { 7278 // Bail out. The resource and code paths haven't been set. 7279 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7280 "Code and resource paths haven't been set correctly"); 7281 } 7282 7283 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 7284 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 7285 } else { 7286 // Only allow system apps to be flagged as core apps. 7287 pkg.coreApp = false; 7288 } 7289 7290 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 7291 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7292 } 7293 7294 if (mCustomResolverComponentName != null && 7295 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 7296 setUpCustomResolverActivity(pkg); 7297 } 7298 7299 if (pkg.packageName.equals("android")) { 7300 synchronized (mPackages) { 7301 if (mAndroidApplication != null) { 7302 Slog.w(TAG, "*************************************************"); 7303 Slog.w(TAG, "Core android package being redefined. Skipping."); 7304 Slog.w(TAG, " file=" + scanFile); 7305 Slog.w(TAG, "*************************************************"); 7306 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7307 "Core android package being redefined. Skipping."); 7308 } 7309 7310 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7311 // Set up information for our fall-back user intent resolution activity. 7312 mPlatformPackage = pkg; 7313 pkg.mVersionCode = mSdkVersion; 7314 mAndroidApplication = pkg.applicationInfo; 7315 7316 if (!mResolverReplaced) { 7317 mResolveActivity.applicationInfo = mAndroidApplication; 7318 mResolveActivity.name = ResolverActivity.class.getName(); 7319 mResolveActivity.packageName = mAndroidApplication.packageName; 7320 mResolveActivity.processName = "system:ui"; 7321 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7322 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 7323 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 7324 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 7325 mResolveActivity.exported = true; 7326 mResolveActivity.enabled = true; 7327 mResolveInfo.activityInfo = mResolveActivity; 7328 mResolveInfo.priority = 0; 7329 mResolveInfo.preferredOrder = 0; 7330 mResolveInfo.match = 0; 7331 mResolveComponentName = new ComponentName( 7332 mAndroidApplication.packageName, mResolveActivity.name); 7333 } 7334 } 7335 } 7336 } 7337 7338 if (DEBUG_PACKAGE_SCANNING) { 7339 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7340 Log.d(TAG, "Scanning package " + pkg.packageName); 7341 } 7342 7343 synchronized (mPackages) { 7344 if (mPackages.containsKey(pkg.packageName) 7345 || mSharedLibraries.containsKey(pkg.packageName)) { 7346 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7347 "Application package " + pkg.packageName 7348 + " already installed. Skipping duplicate."); 7349 } 7350 7351 // If we're only installing presumed-existing packages, require that the 7352 // scanned APK is both already known and at the path previously established 7353 // for it. Previously unknown packages we pick up normally, but if we have an 7354 // a priori expectation about this package's install presence, enforce it. 7355 // With a singular exception for new system packages. When an OTA contains 7356 // a new system package, we allow the codepath to change from a system location 7357 // to the user-installed location. If we don't allow this change, any newer, 7358 // user-installed version of the application will be ignored. 7359 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 7360 if (mExpectingBetter.containsKey(pkg.packageName)) { 7361 logCriticalInfo(Log.WARN, 7362 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 7363 } else { 7364 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 7365 if (known != null) { 7366 if (DEBUG_PACKAGE_SCANNING) { 7367 Log.d(TAG, "Examining " + pkg.codePath 7368 + " and requiring known paths " + known.codePathString 7369 + " & " + known.resourcePathString); 7370 } 7371 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 7372 || !pkg.applicationInfo.getResourcePath().equals( 7373 known.resourcePathString)) { 7374 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 7375 "Application package " + pkg.packageName 7376 + " found at " + pkg.applicationInfo.getCodePath() 7377 + " but expected at " + known.codePathString 7378 + "; ignoring."); 7379 } 7380 } 7381 } 7382 } 7383 } 7384 7385 // Initialize package source and resource directories 7386 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 7387 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 7388 7389 SharedUserSetting suid = null; 7390 PackageSetting pkgSetting = null; 7391 7392 if (!isSystemApp(pkg)) { 7393 // Only system apps can use these features. 7394 pkg.mOriginalPackages = null; 7395 pkg.mRealPackage = null; 7396 pkg.mAdoptPermissions = null; 7397 } 7398 7399 // Getting the package setting may have a side-effect, so if we 7400 // are only checking if scan would succeed, stash a copy of the 7401 // old setting to restore at the end. 7402 PackageSetting nonMutatedPs = null; 7403 7404 // writer 7405 synchronized (mPackages) { 7406 if (pkg.mSharedUserId != null) { 7407 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7408 if (suid == null) { 7409 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7410 "Creating application package " + pkg.packageName 7411 + " for shared user failed"); 7412 } 7413 if (DEBUG_PACKAGE_SCANNING) { 7414 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7415 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7416 + "): packages=" + suid.packages); 7417 } 7418 } 7419 7420 // Check if we are renaming from an original package name. 7421 PackageSetting origPackage = null; 7422 String realName = null; 7423 if (pkg.mOriginalPackages != null) { 7424 // This package may need to be renamed to a previously 7425 // installed name. Let's check on that... 7426 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7427 if (pkg.mOriginalPackages.contains(renamed)) { 7428 // This package had originally been installed as the 7429 // original name, and we have already taken care of 7430 // transitioning to the new one. Just update the new 7431 // one to continue using the old name. 7432 realName = pkg.mRealPackage; 7433 if (!pkg.packageName.equals(renamed)) { 7434 // Callers into this function may have already taken 7435 // care of renaming the package; only do it here if 7436 // it is not already done. 7437 pkg.setPackageName(renamed); 7438 } 7439 7440 } else { 7441 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7442 if ((origPackage = mSettings.peekPackageLPr( 7443 pkg.mOriginalPackages.get(i))) != null) { 7444 // We do have the package already installed under its 7445 // original name... should we use it? 7446 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7447 // New package is not compatible with original. 7448 origPackage = null; 7449 continue; 7450 } else if (origPackage.sharedUser != null) { 7451 // Make sure uid is compatible between packages. 7452 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7453 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7454 + " to " + pkg.packageName + ": old uid " 7455 + origPackage.sharedUser.name 7456 + " differs from " + pkg.mSharedUserId); 7457 origPackage = null; 7458 continue; 7459 } 7460 } else { 7461 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7462 + pkg.packageName + " to old name " + origPackage.name); 7463 } 7464 break; 7465 } 7466 } 7467 } 7468 } 7469 7470 if (mTransferedPackages.contains(pkg.packageName)) { 7471 Slog.w(TAG, "Package " + pkg.packageName 7472 + " was transferred to another, but its .apk remains"); 7473 } 7474 7475 // See comments in nonMutatedPs declaration 7476 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7477 PackageSetting foundPs = mSettings.peekPackageLPr(pkg.packageName); 7478 if (foundPs != null) { 7479 nonMutatedPs = new PackageSetting(foundPs); 7480 } 7481 } 7482 7483 // Just create the setting, don't add it yet. For already existing packages 7484 // the PkgSetting exists already and doesn't have to be created. 7485 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7486 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7487 pkg.applicationInfo.primaryCpuAbi, 7488 pkg.applicationInfo.secondaryCpuAbi, 7489 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7490 user, false); 7491 if (pkgSetting == null) { 7492 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7493 "Creating application package " + pkg.packageName + " failed"); 7494 } 7495 7496 if (pkgSetting.origPackage != null) { 7497 // If we are first transitioning from an original package, 7498 // fix up the new package's name now. We need to do this after 7499 // looking up the package under its new name, so getPackageLP 7500 // can take care of fiddling things correctly. 7501 pkg.setPackageName(origPackage.name); 7502 7503 // File a report about this. 7504 String msg = "New package " + pkgSetting.realName 7505 + " renamed to replace old package " + pkgSetting.name; 7506 reportSettingsProblem(Log.WARN, msg); 7507 7508 // Make a note of it. 7509 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7510 mTransferedPackages.add(origPackage.name); 7511 } 7512 7513 // No longer need to retain this. 7514 pkgSetting.origPackage = null; 7515 } 7516 7517 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 7518 // Make a note of it. 7519 mTransferedPackages.add(pkg.packageName); 7520 } 7521 7522 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7523 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7524 } 7525 7526 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7527 // Check all shared libraries and map to their actual file path. 7528 // We only do this here for apps not on a system dir, because those 7529 // are the only ones that can fail an install due to this. We 7530 // will take care of the system apps by updating all of their 7531 // library paths after the scan is done. 7532 updateSharedLibrariesLPw(pkg, null); 7533 } 7534 7535 if (mFoundPolicyFile) { 7536 SELinuxMMAC.assignSeinfoValue(pkg); 7537 } 7538 7539 pkg.applicationInfo.uid = pkgSetting.appId; 7540 pkg.mExtras = pkgSetting; 7541 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7542 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7543 // We just determined the app is signed correctly, so bring 7544 // over the latest parsed certs. 7545 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7546 } else { 7547 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7548 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7549 "Package " + pkg.packageName + " upgrade keys do not match the " 7550 + "previously installed version"); 7551 } else { 7552 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7553 String msg = "System package " + pkg.packageName 7554 + " signature changed; retaining data."; 7555 reportSettingsProblem(Log.WARN, msg); 7556 } 7557 } 7558 } else { 7559 try { 7560 verifySignaturesLP(pkgSetting, pkg); 7561 // We just determined the app is signed correctly, so bring 7562 // over the latest parsed certs. 7563 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7564 } catch (PackageManagerException e) { 7565 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7566 throw e; 7567 } 7568 // The signature has changed, but this package is in the system 7569 // image... let's recover! 7570 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7571 // However... if this package is part of a shared user, but it 7572 // doesn't match the signature of the shared user, let's fail. 7573 // What this means is that you can't change the signatures 7574 // associated with an overall shared user, which doesn't seem all 7575 // that unreasonable. 7576 if (pkgSetting.sharedUser != null) { 7577 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7578 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7579 throw new PackageManagerException( 7580 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7581 "Signature mismatch for shared user: " 7582 + pkgSetting.sharedUser); 7583 } 7584 } 7585 // File a report about this. 7586 String msg = "System package " + pkg.packageName 7587 + " signature changed; retaining data."; 7588 reportSettingsProblem(Log.WARN, msg); 7589 } 7590 } 7591 // Verify that this new package doesn't have any content providers 7592 // that conflict with existing packages. Only do this if the 7593 // package isn't already installed, since we don't want to break 7594 // things that are installed. 7595 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7596 final int N = pkg.providers.size(); 7597 int i; 7598 for (i=0; i<N; i++) { 7599 PackageParser.Provider p = pkg.providers.get(i); 7600 if (p.info.authority != null) { 7601 String names[] = p.info.authority.split(";"); 7602 for (int j = 0; j < names.length; j++) { 7603 if (mProvidersByAuthority.containsKey(names[j])) { 7604 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7605 final String otherPackageName = 7606 ((other != null && other.getComponentName() != null) ? 7607 other.getComponentName().getPackageName() : "?"); 7608 throw new PackageManagerException( 7609 INSTALL_FAILED_CONFLICTING_PROVIDER, 7610 "Can't install because provider name " + names[j] 7611 + " (in package " + pkg.applicationInfo.packageName 7612 + ") is already used by " + otherPackageName); 7613 } 7614 } 7615 } 7616 } 7617 } 7618 7619 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 7620 // This package wants to adopt ownership of permissions from 7621 // another package. 7622 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7623 final String origName = pkg.mAdoptPermissions.get(i); 7624 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7625 if (orig != null) { 7626 if (verifyPackageUpdateLPr(orig, pkg)) { 7627 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7628 + pkg.packageName); 7629 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7630 } 7631 } 7632 } 7633 } 7634 } 7635 7636 final String pkgName = pkg.packageName; 7637 7638 final long scanFileTime = scanFile.lastModified(); 7639 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7640 pkg.applicationInfo.processName = fixProcessName( 7641 pkg.applicationInfo.packageName, 7642 pkg.applicationInfo.processName, 7643 pkg.applicationInfo.uid); 7644 7645 if (pkg != mPlatformPackage) { 7646 // Get all of our default paths setup 7647 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7648 } 7649 7650 final String path = scanFile.getPath(); 7651 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7652 7653 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7654 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7655 7656 // Some system apps still use directory structure for native libraries 7657 // in which case we might end up not detecting abi solely based on apk 7658 // structure. Try to detect abi based on directory structure. 7659 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7660 pkg.applicationInfo.primaryCpuAbi == null) { 7661 setBundledAppAbisAndRoots(pkg, pkgSetting); 7662 setNativeLibraryPaths(pkg); 7663 } 7664 7665 } else { 7666 if ((scanFlags & SCAN_MOVE) != 0) { 7667 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7668 // but we already have this packages package info in the PackageSetting. We just 7669 // use that and derive the native library path based on the new codepath. 7670 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7671 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7672 } 7673 7674 // Set native library paths again. For moves, the path will be updated based on the 7675 // ABIs we've determined above. For non-moves, the path will be updated based on the 7676 // ABIs we determined during compilation, but the path will depend on the final 7677 // package path (after the rename away from the stage path). 7678 setNativeLibraryPaths(pkg); 7679 } 7680 7681 // This is a special case for the "system" package, where the ABI is 7682 // dictated by the zygote configuration (and init.rc). We should keep track 7683 // of this ABI so that we can deal with "normal" applications that run under 7684 // the same UID correctly. 7685 if (mPlatformPackage == pkg) { 7686 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7687 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7688 } 7689 7690 // If there's a mismatch between the abi-override in the package setting 7691 // and the abiOverride specified for the install. Warn about this because we 7692 // would've already compiled the app without taking the package setting into 7693 // account. 7694 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7695 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7696 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7697 " for package " + pkg.packageName); 7698 } 7699 } 7700 7701 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7702 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7703 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7704 7705 // Copy the derived override back to the parsed package, so that we can 7706 // update the package settings accordingly. 7707 pkg.cpuAbiOverride = cpuAbiOverride; 7708 7709 if (DEBUG_ABI_SELECTION) { 7710 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7711 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7712 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7713 } 7714 7715 // Push the derived path down into PackageSettings so we know what to 7716 // clean up at uninstall time. 7717 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7718 7719 if (DEBUG_ABI_SELECTION) { 7720 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7721 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7722 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7723 } 7724 7725 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7726 // We don't do this here during boot because we can do it all 7727 // at once after scanning all existing packages. 7728 // 7729 // We also do this *before* we perform dexopt on this package, so that 7730 // we can avoid redundant dexopts, and also to make sure we've got the 7731 // code and package path correct. 7732 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7733 pkg, true /* boot complete */); 7734 } 7735 7736 if (mFactoryTest && pkg.requestedPermissions.contains( 7737 android.Manifest.permission.FACTORY_TEST)) { 7738 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7739 } 7740 7741 ArrayList<PackageParser.Package> clientLibPkgs = null; 7742 7743 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7744 if (nonMutatedPs != null) { 7745 synchronized (mPackages) { 7746 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 7747 } 7748 } 7749 return pkg; 7750 } 7751 7752 // Only privileged apps and updated privileged apps can add child packages. 7753 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 7754 if ((parseFlags & PARSE_IS_PRIVILEGED) == 0) { 7755 throw new PackageManagerException("Only privileged apps and updated " 7756 + "privileged apps can add child packages. Ignoring package " 7757 + pkg.packageName); 7758 } 7759 final int childCount = pkg.childPackages.size(); 7760 for (int i = 0; i < childCount; i++) { 7761 PackageParser.Package childPkg = pkg.childPackages.get(i); 7762 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 7763 childPkg.packageName)) { 7764 throw new PackageManagerException("Cannot override a child package of " 7765 + "another disabled system app. Ignoring package " + pkg.packageName); 7766 } 7767 } 7768 } 7769 7770 // writer 7771 synchronized (mPackages) { 7772 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7773 // Only system apps can add new shared libraries. 7774 if (pkg.libraryNames != null) { 7775 for (int i=0; i<pkg.libraryNames.size(); i++) { 7776 String name = pkg.libraryNames.get(i); 7777 boolean allowed = false; 7778 if (pkg.isUpdatedSystemApp()) { 7779 // New library entries can only be added through the 7780 // system image. This is important to get rid of a lot 7781 // of nasty edge cases: for example if we allowed a non- 7782 // system update of the app to add a library, then uninstalling 7783 // the update would make the library go away, and assumptions 7784 // we made such as through app install filtering would now 7785 // have allowed apps on the device which aren't compatible 7786 // with it. Better to just have the restriction here, be 7787 // conservative, and create many fewer cases that can negatively 7788 // impact the user experience. 7789 final PackageSetting sysPs = mSettings 7790 .getDisabledSystemPkgLPr(pkg.packageName); 7791 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7792 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7793 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7794 allowed = true; 7795 break; 7796 } 7797 } 7798 } 7799 } else { 7800 allowed = true; 7801 } 7802 if (allowed) { 7803 if (!mSharedLibraries.containsKey(name)) { 7804 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7805 } else if (!name.equals(pkg.packageName)) { 7806 Slog.w(TAG, "Package " + pkg.packageName + " library " 7807 + name + " already exists; skipping"); 7808 } 7809 } else { 7810 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7811 + name + " that is not declared on system image; skipping"); 7812 } 7813 } 7814 if ((scanFlags & SCAN_BOOTING) == 0) { 7815 // If we are not booting, we need to update any applications 7816 // that are clients of our shared library. If we are booting, 7817 // this will all be done once the scan is complete. 7818 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7819 } 7820 } 7821 } 7822 } 7823 7824 // Request the ActivityManager to kill the process(only for existing packages) 7825 // so that we do not end up in a confused state while the user is still using the older 7826 // version of the application while the new one gets installed. 7827 if ((scanFlags & SCAN_REPLACING) != 0) { 7828 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7829 7830 killApplication(pkg.applicationInfo.packageName, 7831 pkg.applicationInfo.uid, "replace pkg"); 7832 7833 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7834 } 7835 7836 // Also need to kill any apps that are dependent on the library. 7837 if (clientLibPkgs != null) { 7838 for (int i=0; i<clientLibPkgs.size(); i++) { 7839 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7840 killApplication(clientPkg.applicationInfo.packageName, 7841 clientPkg.applicationInfo.uid, "update lib"); 7842 } 7843 } 7844 7845 // Make sure we're not adding any bogus keyset info 7846 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7847 ksms.assertScannedPackageValid(pkg); 7848 7849 // writer 7850 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7851 7852 boolean createIdmapFailed = false; 7853 synchronized (mPackages) { 7854 // We don't expect installation to fail beyond this point 7855 7856 // Add the new setting to mSettings 7857 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7858 // Add the new setting to mPackages 7859 mPackages.put(pkg.applicationInfo.packageName, pkg); 7860 // Make sure we don't accidentally delete its data. 7861 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7862 while (iter.hasNext()) { 7863 PackageCleanItem item = iter.next(); 7864 if (pkgName.equals(item.packageName)) { 7865 iter.remove(); 7866 } 7867 } 7868 7869 // Take care of first install / last update times. 7870 if (currentTime != 0) { 7871 if (pkgSetting.firstInstallTime == 0) { 7872 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7873 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7874 pkgSetting.lastUpdateTime = currentTime; 7875 } 7876 } else if (pkgSetting.firstInstallTime == 0) { 7877 // We need *something*. Take time time stamp of the file. 7878 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7879 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7880 if (scanFileTime != pkgSetting.timeStamp) { 7881 // A package on the system image has changed; consider this 7882 // to be an update. 7883 pkgSetting.lastUpdateTime = scanFileTime; 7884 } 7885 } 7886 7887 // Add the package's KeySets to the global KeySetManagerService 7888 ksms.addScannedPackageLPw(pkg); 7889 7890 int N = pkg.providers.size(); 7891 StringBuilder r = null; 7892 int i; 7893 for (i=0; i<N; i++) { 7894 PackageParser.Provider p = pkg.providers.get(i); 7895 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7896 p.info.processName, pkg.applicationInfo.uid); 7897 mProviders.addProvider(p); 7898 p.syncable = p.info.isSyncable; 7899 if (p.info.authority != null) { 7900 String names[] = p.info.authority.split(";"); 7901 p.info.authority = null; 7902 for (int j = 0; j < names.length; j++) { 7903 if (j == 1 && p.syncable) { 7904 // We only want the first authority for a provider to possibly be 7905 // syncable, so if we already added this provider using a different 7906 // authority clear the syncable flag. We copy the provider before 7907 // changing it because the mProviders object contains a reference 7908 // to a provider that we don't want to change. 7909 // Only do this for the second authority since the resulting provider 7910 // object can be the same for all future authorities for this provider. 7911 p = new PackageParser.Provider(p); 7912 p.syncable = false; 7913 } 7914 if (!mProvidersByAuthority.containsKey(names[j])) { 7915 mProvidersByAuthority.put(names[j], p); 7916 if (p.info.authority == null) { 7917 p.info.authority = names[j]; 7918 } else { 7919 p.info.authority = p.info.authority + ";" + names[j]; 7920 } 7921 if (DEBUG_PACKAGE_SCANNING) { 7922 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7923 Log.d(TAG, "Registered content provider: " + names[j] 7924 + ", className = " + p.info.name + ", isSyncable = " 7925 + p.info.isSyncable); 7926 } 7927 } else { 7928 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7929 Slog.w(TAG, "Skipping provider name " + names[j] + 7930 " (in package " + pkg.applicationInfo.packageName + 7931 "): name already used by " 7932 + ((other != null && other.getComponentName() != null) 7933 ? other.getComponentName().getPackageName() : "?")); 7934 } 7935 } 7936 } 7937 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7938 if (r == null) { 7939 r = new StringBuilder(256); 7940 } else { 7941 r.append(' '); 7942 } 7943 r.append(p.info.name); 7944 } 7945 } 7946 if (r != null) { 7947 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7948 } 7949 7950 N = pkg.services.size(); 7951 r = null; 7952 for (i=0; i<N; i++) { 7953 PackageParser.Service s = pkg.services.get(i); 7954 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7955 s.info.processName, pkg.applicationInfo.uid); 7956 mServices.addService(s); 7957 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7958 if (r == null) { 7959 r = new StringBuilder(256); 7960 } else { 7961 r.append(' '); 7962 } 7963 r.append(s.info.name); 7964 } 7965 } 7966 if (r != null) { 7967 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7968 } 7969 7970 N = pkg.receivers.size(); 7971 r = null; 7972 for (i=0; i<N; i++) { 7973 PackageParser.Activity a = pkg.receivers.get(i); 7974 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7975 a.info.processName, pkg.applicationInfo.uid); 7976 mReceivers.addActivity(a, "receiver"); 7977 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7978 if (r == null) { 7979 r = new StringBuilder(256); 7980 } else { 7981 r.append(' '); 7982 } 7983 r.append(a.info.name); 7984 } 7985 } 7986 if (r != null) { 7987 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7988 } 7989 7990 N = pkg.activities.size(); 7991 r = null; 7992 for (i=0; i<N; i++) { 7993 PackageParser.Activity a = pkg.activities.get(i); 7994 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7995 a.info.processName, pkg.applicationInfo.uid); 7996 mActivities.addActivity(a, "activity"); 7997 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7998 if (r == null) { 7999 r = new StringBuilder(256); 8000 } else { 8001 r.append(' '); 8002 } 8003 r.append(a.info.name); 8004 } 8005 } 8006 if (r != null) { 8007 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 8008 } 8009 8010 N = pkg.permissionGroups.size(); 8011 r = null; 8012 for (i=0; i<N; i++) { 8013 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 8014 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 8015 if (cur == null) { 8016 mPermissionGroups.put(pg.info.name, pg); 8017 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8018 if (r == null) { 8019 r = new StringBuilder(256); 8020 } else { 8021 r.append(' '); 8022 } 8023 r.append(pg.info.name); 8024 } 8025 } else { 8026 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 8027 + pg.info.packageName + " ignored: original from " 8028 + cur.info.packageName); 8029 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8030 if (r == null) { 8031 r = new StringBuilder(256); 8032 } else { 8033 r.append(' '); 8034 } 8035 r.append("DUP:"); 8036 r.append(pg.info.name); 8037 } 8038 } 8039 } 8040 if (r != null) { 8041 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 8042 } 8043 8044 N = pkg.permissions.size(); 8045 r = null; 8046 for (i=0; i<N; i++) { 8047 PackageParser.Permission p = pkg.permissions.get(i); 8048 8049 // Assume by default that we did not install this permission into the system. 8050 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 8051 8052 // Now that permission groups have a special meaning, we ignore permission 8053 // groups for legacy apps to prevent unexpected behavior. In particular, 8054 // permissions for one app being granted to someone just becase they happen 8055 // to be in a group defined by another app (before this had no implications). 8056 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 8057 p.group = mPermissionGroups.get(p.info.group); 8058 // Warn for a permission in an unknown group. 8059 if (p.info.group != null && p.group == null) { 8060 Slog.w(TAG, "Permission " + p.info.name + " from package " 8061 + p.info.packageName + " in an unknown group " + p.info.group); 8062 } 8063 } 8064 8065 ArrayMap<String, BasePermission> permissionMap = 8066 p.tree ? mSettings.mPermissionTrees 8067 : mSettings.mPermissions; 8068 BasePermission bp = permissionMap.get(p.info.name); 8069 8070 // Allow system apps to redefine non-system permissions 8071 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 8072 final boolean currentOwnerIsSystem = (bp.perm != null 8073 && isSystemApp(bp.perm.owner)); 8074 if (isSystemApp(p.owner)) { 8075 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 8076 // It's a built-in permission and no owner, take ownership now 8077 bp.packageSetting = pkgSetting; 8078 bp.perm = p; 8079 bp.uid = pkg.applicationInfo.uid; 8080 bp.sourcePackage = p.info.packageName; 8081 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8082 } else if (!currentOwnerIsSystem) { 8083 String msg = "New decl " + p.owner + " of permission " 8084 + p.info.name + " is system; overriding " + bp.sourcePackage; 8085 reportSettingsProblem(Log.WARN, msg); 8086 bp = null; 8087 } 8088 } 8089 } 8090 8091 if (bp == null) { 8092 bp = new BasePermission(p.info.name, p.info.packageName, 8093 BasePermission.TYPE_NORMAL); 8094 permissionMap.put(p.info.name, bp); 8095 } 8096 8097 if (bp.perm == null) { 8098 if (bp.sourcePackage == null 8099 || bp.sourcePackage.equals(p.info.packageName)) { 8100 BasePermission tree = findPermissionTreeLP(p.info.name); 8101 if (tree == null 8102 || tree.sourcePackage.equals(p.info.packageName)) { 8103 bp.packageSetting = pkgSetting; 8104 bp.perm = p; 8105 bp.uid = pkg.applicationInfo.uid; 8106 bp.sourcePackage = p.info.packageName; 8107 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8108 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8109 if (r == null) { 8110 r = new StringBuilder(256); 8111 } else { 8112 r.append(' '); 8113 } 8114 r.append(p.info.name); 8115 } 8116 } else { 8117 Slog.w(TAG, "Permission " + p.info.name + " from package " 8118 + p.info.packageName + " ignored: base tree " 8119 + tree.name + " is from package " 8120 + tree.sourcePackage); 8121 } 8122 } else { 8123 Slog.w(TAG, "Permission " + p.info.name + " from package " 8124 + p.info.packageName + " ignored: original from " 8125 + bp.sourcePackage); 8126 } 8127 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8128 if (r == null) { 8129 r = new StringBuilder(256); 8130 } else { 8131 r.append(' '); 8132 } 8133 r.append("DUP:"); 8134 r.append(p.info.name); 8135 } 8136 if (bp.perm == p) { 8137 bp.protectionLevel = p.info.protectionLevel; 8138 } 8139 } 8140 8141 if (r != null) { 8142 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 8143 } 8144 8145 N = pkg.instrumentation.size(); 8146 r = null; 8147 for (i=0; i<N; i++) { 8148 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8149 a.info.packageName = pkg.applicationInfo.packageName; 8150 a.info.sourceDir = pkg.applicationInfo.sourceDir; 8151 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 8152 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 8153 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 8154 a.info.dataDir = pkg.applicationInfo.dataDir; 8155 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 8156 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 8157 8158 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 8159 // need other information about the application, like the ABI and what not ? 8160 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 8161 mInstrumentation.put(a.getComponentName(), a); 8162 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8163 if (r == null) { 8164 r = new StringBuilder(256); 8165 } else { 8166 r.append(' '); 8167 } 8168 r.append(a.info.name); 8169 } 8170 } 8171 if (r != null) { 8172 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 8173 } 8174 8175 if (pkg.protectedBroadcasts != null) { 8176 N = pkg.protectedBroadcasts.size(); 8177 for (i=0; i<N; i++) { 8178 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 8179 } 8180 } 8181 8182 pkgSetting.setTimeStamp(scanFileTime); 8183 8184 // Create idmap files for pairs of (packages, overlay packages). 8185 // Note: "android", ie framework-res.apk, is handled by native layers. 8186 if (pkg.mOverlayTarget != null) { 8187 // This is an overlay package. 8188 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 8189 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 8190 mOverlays.put(pkg.mOverlayTarget, 8191 new ArrayMap<String, PackageParser.Package>()); 8192 } 8193 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 8194 map.put(pkg.packageName, pkg); 8195 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 8196 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 8197 createIdmapFailed = true; 8198 } 8199 } 8200 } else if (mOverlays.containsKey(pkg.packageName) && 8201 !pkg.packageName.equals("android")) { 8202 // This is a regular package, with one or more known overlay packages. 8203 createIdmapsForPackageLI(pkg); 8204 } 8205 } 8206 8207 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8208 8209 if (createIdmapFailed) { 8210 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8211 "scanPackageLI failed to createIdmap"); 8212 } 8213 return pkg; 8214 } 8215 8216 /** 8217 * Derive the ABI of a non-system package located at {@code scanFile}. This information 8218 * is derived purely on the basis of the contents of {@code scanFile} and 8219 * {@code cpuAbiOverride}. 8220 * 8221 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 8222 */ 8223 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 8224 String cpuAbiOverride, boolean extractLibs) 8225 throws PackageManagerException { 8226 // TODO: We can probably be smarter about this stuff. For installed apps, 8227 // we can calculate this information at install time once and for all. For 8228 // system apps, we can probably assume that this information doesn't change 8229 // after the first boot scan. As things stand, we do lots of unnecessary work. 8230 8231 // Give ourselves some initial paths; we'll come back for another 8232 // pass once we've determined ABI below. 8233 setNativeLibraryPaths(pkg); 8234 8235 // We would never need to extract libs for forward-locked and external packages, 8236 // since the container service will do it for us. We shouldn't attempt to 8237 // extract libs from system app when it was not updated. 8238 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 8239 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 8240 extractLibs = false; 8241 } 8242 8243 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 8244 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 8245 8246 NativeLibraryHelper.Handle handle = null; 8247 try { 8248 handle = NativeLibraryHelper.Handle.create(pkg); 8249 // TODO(multiArch): This can be null for apps that didn't go through the 8250 // usual installation process. We can calculate it again, like we 8251 // do during install time. 8252 // 8253 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 8254 // unnecessary. 8255 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 8256 8257 // Null out the abis so that they can be recalculated. 8258 pkg.applicationInfo.primaryCpuAbi = null; 8259 pkg.applicationInfo.secondaryCpuAbi = null; 8260 if (isMultiArch(pkg.applicationInfo)) { 8261 // Warn if we've set an abiOverride for multi-lib packages.. 8262 // By definition, we need to copy both 32 and 64 bit libraries for 8263 // such packages. 8264 if (pkg.cpuAbiOverride != null 8265 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 8266 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 8267 } 8268 8269 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 8270 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 8271 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 8272 if (extractLibs) { 8273 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8274 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 8275 useIsaSpecificSubdirs); 8276 } else { 8277 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 8278 } 8279 } 8280 8281 maybeThrowExceptionForMultiArchCopy( 8282 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 8283 8284 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 8285 if (extractLibs) { 8286 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8287 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 8288 useIsaSpecificSubdirs); 8289 } else { 8290 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 8291 } 8292 } 8293 8294 maybeThrowExceptionForMultiArchCopy( 8295 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 8296 8297 if (abi64 >= 0) { 8298 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 8299 } 8300 8301 if (abi32 >= 0) { 8302 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 8303 if (abi64 >= 0) { 8304 pkg.applicationInfo.secondaryCpuAbi = abi; 8305 } else { 8306 pkg.applicationInfo.primaryCpuAbi = abi; 8307 } 8308 } 8309 if (cpuAbiOverride != null && 8310 cpuAbiOverride.equals(pkg.applicationInfo.secondaryCpuAbi)) { 8311 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 8312 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8313 } 8314 } else { 8315 String[] abiList = (cpuAbiOverride != null) ? 8316 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8317 8318 // Enable gross and lame hacks for apps that are built with old 8319 // SDK tools. We must scan their APKs for renderscript bitcode and 8320 // not launch them if it's present. Don't bother checking on devices 8321 // that don't have 64 bit support. 8322 boolean needsRenderScriptOverride = false; 8323 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8324 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8325 abiList = Build.SUPPORTED_32_BIT_ABIS; 8326 needsRenderScriptOverride = true; 8327 } 8328 8329 final int copyRet; 8330 if (extractLibs) { 8331 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8332 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8333 } else { 8334 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8335 } 8336 8337 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8338 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8339 "Error unpackaging native libs for app, errorCode=" + copyRet); 8340 } 8341 8342 if (copyRet >= 0) { 8343 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8344 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8345 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8346 } else if (needsRenderScriptOverride) { 8347 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8348 } 8349 } 8350 } catch (IOException ioe) { 8351 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8352 } finally { 8353 IoUtils.closeQuietly(handle); 8354 } 8355 8356 // Now that we've calculated the ABIs and determined if it's an internal app, 8357 // we will go ahead and populate the nativeLibraryPath. 8358 setNativeLibraryPaths(pkg); 8359 } 8360 8361 /** 8362 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8363 * i.e, so that all packages can be run inside a single process if required. 8364 * 8365 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8366 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8367 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8368 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8369 * updating a package that belongs to a shared user. 8370 * 8371 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8372 * adds unnecessary complexity. 8373 */ 8374 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8375 PackageParser.Package scannedPackage, boolean bootComplete) { 8376 String requiredInstructionSet = null; 8377 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8378 requiredInstructionSet = VMRuntime.getInstructionSet( 8379 scannedPackage.applicationInfo.primaryCpuAbi); 8380 } 8381 8382 PackageSetting requirer = null; 8383 for (PackageSetting ps : packagesForUser) { 8384 // If packagesForUser contains scannedPackage, we skip it. This will happen 8385 // when scannedPackage is an update of an existing package. Without this check, 8386 // we will never be able to change the ABI of any package belonging to a shared 8387 // user, even if it's compatible with other packages. 8388 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8389 if (ps.primaryCpuAbiString == null) { 8390 continue; 8391 } 8392 8393 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8394 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8395 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8396 // this but there's not much we can do. 8397 String errorMessage = "Instruction set mismatch, " 8398 + ((requirer == null) ? "[caller]" : requirer) 8399 + " requires " + requiredInstructionSet + " whereas " + ps 8400 + " requires " + instructionSet; 8401 Slog.w(TAG, errorMessage); 8402 } 8403 8404 if (requiredInstructionSet == null) { 8405 requiredInstructionSet = instructionSet; 8406 requirer = ps; 8407 } 8408 } 8409 } 8410 8411 if (requiredInstructionSet != null) { 8412 String adjustedAbi; 8413 if (requirer != null) { 8414 // requirer != null implies that either scannedPackage was null or that scannedPackage 8415 // did not require an ABI, in which case we have to adjust scannedPackage to match 8416 // the ABI of the set (which is the same as requirer's ABI) 8417 adjustedAbi = requirer.primaryCpuAbiString; 8418 if (scannedPackage != null) { 8419 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8420 } 8421 } else { 8422 // requirer == null implies that we're updating all ABIs in the set to 8423 // match scannedPackage. 8424 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8425 } 8426 8427 for (PackageSetting ps : packagesForUser) { 8428 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8429 if (ps.primaryCpuAbiString != null) { 8430 continue; 8431 } 8432 8433 ps.primaryCpuAbiString = adjustedAbi; 8434 if (ps.pkg != null && ps.pkg.applicationInfo != null && 8435 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 8436 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8437 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 8438 + " (requirer=" 8439 + (requirer == null ? "null" : requirer.pkg.packageName) 8440 + ", scannedPackage=" 8441 + (scannedPackage != null ? scannedPackage.packageName : "null") 8442 + ")"); 8443 try { 8444 mInstaller.rmdex(ps.codePathString, 8445 getDexCodeInstructionSet(getPreferredInstructionSet())); 8446 } catch (InstallerException ignored) { 8447 } 8448 } 8449 } 8450 } 8451 } 8452 } 8453 8454 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8455 synchronized (mPackages) { 8456 mResolverReplaced = true; 8457 // Set up information for custom user intent resolution activity. 8458 mResolveActivity.applicationInfo = pkg.applicationInfo; 8459 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8460 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8461 mResolveActivity.processName = pkg.applicationInfo.packageName; 8462 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8463 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8464 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8465 mResolveActivity.theme = 0; 8466 mResolveActivity.exported = true; 8467 mResolveActivity.enabled = true; 8468 mResolveInfo.activityInfo = mResolveActivity; 8469 mResolveInfo.priority = 0; 8470 mResolveInfo.preferredOrder = 0; 8471 mResolveInfo.match = 0; 8472 mResolveComponentName = mCustomResolverComponentName; 8473 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8474 mResolveComponentName); 8475 } 8476 } 8477 8478 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8479 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8480 8481 // Set up information for ephemeral installer activity 8482 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8483 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8484 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8485 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8486 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8487 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8488 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8489 mEphemeralInstallerActivity.theme = 0; 8490 mEphemeralInstallerActivity.exported = true; 8491 mEphemeralInstallerActivity.enabled = true; 8492 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8493 mEphemeralInstallerInfo.priority = 0; 8494 mEphemeralInstallerInfo.preferredOrder = 0; 8495 mEphemeralInstallerInfo.match = 0; 8496 8497 if (DEBUG_EPHEMERAL) { 8498 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8499 } 8500 } 8501 8502 private static String calculateBundledApkRoot(final String codePathString) { 8503 final File codePath = new File(codePathString); 8504 final File codeRoot; 8505 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8506 codeRoot = Environment.getRootDirectory(); 8507 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8508 codeRoot = Environment.getOemDirectory(); 8509 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8510 codeRoot = Environment.getVendorDirectory(); 8511 } else { 8512 // Unrecognized code path; take its top real segment as the apk root: 8513 // e.g. /something/app/blah.apk => /something 8514 try { 8515 File f = codePath.getCanonicalFile(); 8516 File parent = f.getParentFile(); // non-null because codePath is a file 8517 File tmp; 8518 while ((tmp = parent.getParentFile()) != null) { 8519 f = parent; 8520 parent = tmp; 8521 } 8522 codeRoot = f; 8523 Slog.w(TAG, "Unrecognized code path " 8524 + codePath + " - using " + codeRoot); 8525 } catch (IOException e) { 8526 // Can't canonicalize the code path -- shenanigans? 8527 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8528 return Environment.getRootDirectory().getPath(); 8529 } 8530 } 8531 return codeRoot.getPath(); 8532 } 8533 8534 /** 8535 * Derive and set the location of native libraries for the given package, 8536 * which varies depending on where and how the package was installed. 8537 */ 8538 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8539 final ApplicationInfo info = pkg.applicationInfo; 8540 final String codePath = pkg.codePath; 8541 final File codeFile = new File(codePath); 8542 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8543 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8544 8545 info.nativeLibraryRootDir = null; 8546 info.nativeLibraryRootRequiresIsa = false; 8547 info.nativeLibraryDir = null; 8548 info.secondaryNativeLibraryDir = null; 8549 8550 if (isApkFile(codeFile)) { 8551 // Monolithic install 8552 if (bundledApp) { 8553 // If "/system/lib64/apkname" exists, assume that is the per-package 8554 // native library directory to use; otherwise use "/system/lib/apkname". 8555 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8556 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8557 getPrimaryInstructionSet(info)); 8558 8559 // This is a bundled system app so choose the path based on the ABI. 8560 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8561 // is just the default path. 8562 final String apkName = deriveCodePathName(codePath); 8563 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8564 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8565 apkName).getAbsolutePath(); 8566 8567 if (info.secondaryCpuAbi != null) { 8568 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8569 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8570 secondaryLibDir, apkName).getAbsolutePath(); 8571 } 8572 } else if (asecApp) { 8573 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8574 .getAbsolutePath(); 8575 } else { 8576 final String apkName = deriveCodePathName(codePath); 8577 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8578 .getAbsolutePath(); 8579 } 8580 8581 info.nativeLibraryRootRequiresIsa = false; 8582 info.nativeLibraryDir = info.nativeLibraryRootDir; 8583 } else { 8584 // Cluster install 8585 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8586 info.nativeLibraryRootRequiresIsa = true; 8587 8588 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8589 getPrimaryInstructionSet(info)).getAbsolutePath(); 8590 8591 if (info.secondaryCpuAbi != null) { 8592 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8593 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8594 } 8595 } 8596 } 8597 8598 /** 8599 * Calculate the abis and roots for a bundled app. These can uniquely 8600 * be determined from the contents of the system partition, i.e whether 8601 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8602 * of this information, and instead assume that the system was built 8603 * sensibly. 8604 */ 8605 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8606 PackageSetting pkgSetting) { 8607 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8608 8609 // If "/system/lib64/apkname" exists, assume that is the per-package 8610 // native library directory to use; otherwise use "/system/lib/apkname". 8611 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8612 setBundledAppAbi(pkg, apkRoot, apkName); 8613 // pkgSetting might be null during rescan following uninstall of updates 8614 // to a bundled app, so accommodate that possibility. The settings in 8615 // that case will be established later from the parsed package. 8616 // 8617 // If the settings aren't null, sync them up with what we've just derived. 8618 // note that apkRoot isn't stored in the package settings. 8619 if (pkgSetting != null) { 8620 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8621 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8622 } 8623 } 8624 8625 /** 8626 * Deduces the ABI of a bundled app and sets the relevant fields on the 8627 * parsed pkg object. 8628 * 8629 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8630 * under which system libraries are installed. 8631 * @param apkName the name of the installed package. 8632 */ 8633 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8634 final File codeFile = new File(pkg.codePath); 8635 8636 final boolean has64BitLibs; 8637 final boolean has32BitLibs; 8638 if (isApkFile(codeFile)) { 8639 // Monolithic install 8640 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8641 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8642 } else { 8643 // Cluster install 8644 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8645 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8646 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8647 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8648 has64BitLibs = (new File(rootDir, isa)).exists(); 8649 } else { 8650 has64BitLibs = false; 8651 } 8652 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8653 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8654 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8655 has32BitLibs = (new File(rootDir, isa)).exists(); 8656 } else { 8657 has32BitLibs = false; 8658 } 8659 } 8660 8661 if (has64BitLibs && !has32BitLibs) { 8662 // The package has 64 bit libs, but not 32 bit libs. Its primary 8663 // ABI should be 64 bit. We can safely assume here that the bundled 8664 // native libraries correspond to the most preferred ABI in the list. 8665 8666 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8667 pkg.applicationInfo.secondaryCpuAbi = null; 8668 } else if (has32BitLibs && !has64BitLibs) { 8669 // The package has 32 bit libs but not 64 bit libs. Its primary 8670 // ABI should be 32 bit. 8671 8672 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8673 pkg.applicationInfo.secondaryCpuAbi = null; 8674 } else if (has32BitLibs && has64BitLibs) { 8675 // The application has both 64 and 32 bit bundled libraries. We check 8676 // here that the app declares multiArch support, and warn if it doesn't. 8677 // 8678 // We will be lenient here and record both ABIs. The primary will be the 8679 // ABI that's higher on the list, i.e, a device that's configured to prefer 8680 // 64 bit apps will see a 64 bit primary ABI, 8681 8682 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8683 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8684 } 8685 8686 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8687 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8688 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8689 } else { 8690 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8691 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8692 } 8693 } else { 8694 pkg.applicationInfo.primaryCpuAbi = null; 8695 pkg.applicationInfo.secondaryCpuAbi = null; 8696 } 8697 } 8698 8699 private void killPackage(PackageParser.Package pkg, String reason) { 8700 // Kill the parent package 8701 killApplication(pkg.packageName, pkg.applicationInfo.uid, reason); 8702 // Kill the child packages 8703 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8704 for (int i = 0; i < childCount; i++) { 8705 PackageParser.Package childPkg = pkg.childPackages.get(i); 8706 killApplication(childPkg.packageName, childPkg.applicationInfo.uid, reason); 8707 } 8708 } 8709 8710 private void killApplication(String pkgName, int appId, String reason) { 8711 // Request the ActivityManager to kill the process(only for existing packages) 8712 // so that we do not end up in a confused state while the user is still using the older 8713 // version of the application while the new one gets installed. 8714 IActivityManager am = ActivityManagerNative.getDefault(); 8715 if (am != null) { 8716 try { 8717 am.killApplicationWithAppId(pkgName, appId, reason); 8718 } catch (RemoteException e) { 8719 } 8720 } 8721 } 8722 8723 private void removePackageSettingLI(PackageParser.Package pkg, boolean chatty) { 8724 // Remove the parent package setting 8725 PackageSetting ps = (PackageSetting) pkg.mExtras; 8726 if (ps != null) { 8727 removePackageSettingLI(ps, chatty); 8728 } 8729 // Remove the child package setting 8730 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8731 for (int i = 0; i < childCount; i++) { 8732 PackageParser.Package childPkg = pkg.childPackages.get(i); 8733 ps = (PackageSetting) childPkg.mExtras; 8734 if (ps != null) { 8735 removePackageSettingLI(ps, chatty); 8736 } 8737 } 8738 } 8739 8740 void removePackageSettingLI(PackageSetting ps, boolean chatty) { 8741 if (DEBUG_INSTALL) { 8742 if (chatty) 8743 Log.d(TAG, "Removing package " + ps.name); 8744 } 8745 8746 // writer 8747 synchronized (mPackages) { 8748 mPackages.remove(ps.name); 8749 final PackageParser.Package pkg = ps.pkg; 8750 if (pkg != null) { 8751 cleanPackageDataStructuresLILPw(pkg, chatty); 8752 } 8753 } 8754 } 8755 8756 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8757 if (DEBUG_INSTALL) { 8758 if (chatty) 8759 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8760 } 8761 8762 // writer 8763 synchronized (mPackages) { 8764 // Remove the parent package 8765 mPackages.remove(pkg.applicationInfo.packageName); 8766 cleanPackageDataStructuresLILPw(pkg, chatty); 8767 8768 // Remove the child packages 8769 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8770 for (int i = 0; i < childCount; i++) { 8771 PackageParser.Package childPkg = pkg.childPackages.get(i); 8772 mPackages.remove(childPkg.applicationInfo.packageName); 8773 cleanPackageDataStructuresLILPw(childPkg, chatty); 8774 } 8775 } 8776 } 8777 8778 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8779 int N = pkg.providers.size(); 8780 StringBuilder r = null; 8781 int i; 8782 for (i=0; i<N; i++) { 8783 PackageParser.Provider p = pkg.providers.get(i); 8784 mProviders.removeProvider(p); 8785 if (p.info.authority == null) { 8786 8787 /* There was another ContentProvider with this authority when 8788 * this app was installed so this authority is null, 8789 * Ignore it as we don't have to unregister the provider. 8790 */ 8791 continue; 8792 } 8793 String names[] = p.info.authority.split(";"); 8794 for (int j = 0; j < names.length; j++) { 8795 if (mProvidersByAuthority.get(names[j]) == p) { 8796 mProvidersByAuthority.remove(names[j]); 8797 if (DEBUG_REMOVE) { 8798 if (chatty) 8799 Log.d(TAG, "Unregistered content provider: " + names[j] 8800 + ", className = " + p.info.name + ", isSyncable = " 8801 + p.info.isSyncable); 8802 } 8803 } 8804 } 8805 if (DEBUG_REMOVE && chatty) { 8806 if (r == null) { 8807 r = new StringBuilder(256); 8808 } else { 8809 r.append(' '); 8810 } 8811 r.append(p.info.name); 8812 } 8813 } 8814 if (r != null) { 8815 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8816 } 8817 8818 N = pkg.services.size(); 8819 r = null; 8820 for (i=0; i<N; i++) { 8821 PackageParser.Service s = pkg.services.get(i); 8822 mServices.removeService(s); 8823 if (chatty) { 8824 if (r == null) { 8825 r = new StringBuilder(256); 8826 } else { 8827 r.append(' '); 8828 } 8829 r.append(s.info.name); 8830 } 8831 } 8832 if (r != null) { 8833 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8834 } 8835 8836 N = pkg.receivers.size(); 8837 r = null; 8838 for (i=0; i<N; i++) { 8839 PackageParser.Activity a = pkg.receivers.get(i); 8840 mReceivers.removeActivity(a, "receiver"); 8841 if (DEBUG_REMOVE && chatty) { 8842 if (r == null) { 8843 r = new StringBuilder(256); 8844 } else { 8845 r.append(' '); 8846 } 8847 r.append(a.info.name); 8848 } 8849 } 8850 if (r != null) { 8851 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8852 } 8853 8854 N = pkg.activities.size(); 8855 r = null; 8856 for (i=0; i<N; i++) { 8857 PackageParser.Activity a = pkg.activities.get(i); 8858 mActivities.removeActivity(a, "activity"); 8859 if (DEBUG_REMOVE && chatty) { 8860 if (r == null) { 8861 r = new StringBuilder(256); 8862 } else { 8863 r.append(' '); 8864 } 8865 r.append(a.info.name); 8866 } 8867 } 8868 if (r != null) { 8869 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8870 } 8871 8872 N = pkg.permissions.size(); 8873 r = null; 8874 for (i=0; i<N; i++) { 8875 PackageParser.Permission p = pkg.permissions.get(i); 8876 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8877 if (bp == null) { 8878 bp = mSettings.mPermissionTrees.get(p.info.name); 8879 } 8880 if (bp != null && bp.perm == p) { 8881 bp.perm = null; 8882 if (DEBUG_REMOVE && chatty) { 8883 if (r == null) { 8884 r = new StringBuilder(256); 8885 } else { 8886 r.append(' '); 8887 } 8888 r.append(p.info.name); 8889 } 8890 } 8891 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8892 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8893 if (appOpPkgs != null) { 8894 appOpPkgs.remove(pkg.packageName); 8895 } 8896 } 8897 } 8898 if (r != null) { 8899 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8900 } 8901 8902 N = pkg.requestedPermissions.size(); 8903 r = null; 8904 for (i=0; i<N; i++) { 8905 String perm = pkg.requestedPermissions.get(i); 8906 BasePermission bp = mSettings.mPermissions.get(perm); 8907 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8908 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8909 if (appOpPkgs != null) { 8910 appOpPkgs.remove(pkg.packageName); 8911 if (appOpPkgs.isEmpty()) { 8912 mAppOpPermissionPackages.remove(perm); 8913 } 8914 } 8915 } 8916 } 8917 if (r != null) { 8918 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8919 } 8920 8921 N = pkg.instrumentation.size(); 8922 r = null; 8923 for (i=0; i<N; i++) { 8924 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8925 mInstrumentation.remove(a.getComponentName()); 8926 if (DEBUG_REMOVE && chatty) { 8927 if (r == null) { 8928 r = new StringBuilder(256); 8929 } else { 8930 r.append(' '); 8931 } 8932 r.append(a.info.name); 8933 } 8934 } 8935 if (r != null) { 8936 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8937 } 8938 8939 r = null; 8940 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8941 // Only system apps can hold shared libraries. 8942 if (pkg.libraryNames != null) { 8943 for (i=0; i<pkg.libraryNames.size(); i++) { 8944 String name = pkg.libraryNames.get(i); 8945 SharedLibraryEntry cur = mSharedLibraries.get(name); 8946 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8947 mSharedLibraries.remove(name); 8948 if (DEBUG_REMOVE && chatty) { 8949 if (r == null) { 8950 r = new StringBuilder(256); 8951 } else { 8952 r.append(' '); 8953 } 8954 r.append(name); 8955 } 8956 } 8957 } 8958 } 8959 } 8960 if (r != null) { 8961 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8962 } 8963 } 8964 8965 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8966 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8967 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8968 return true; 8969 } 8970 } 8971 return false; 8972 } 8973 8974 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8975 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8976 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8977 8978 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 8979 // Update the parent permissions 8980 updatePermissionsLPw(pkg.packageName, pkg, flags); 8981 // Update the child permissions 8982 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8983 for (int i = 0; i < childCount; i++) { 8984 PackageParser.Package childPkg = pkg.childPackages.get(i); 8985 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 8986 } 8987 } 8988 8989 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8990 int flags) { 8991 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8992 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8993 } 8994 8995 private void updatePermissionsLPw(String changingPkg, 8996 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8997 // Make sure there are no dangling permission trees. 8998 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8999 while (it.hasNext()) { 9000 final BasePermission bp = it.next(); 9001 if (bp.packageSetting == null) { 9002 // We may not yet have parsed the package, so just see if 9003 // we still know about its settings. 9004 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9005 } 9006 if (bp.packageSetting == null) { 9007 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9008 + " from package " + bp.sourcePackage); 9009 it.remove(); 9010 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9011 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9012 Slog.i(TAG, "Removing old permission tree: " + bp.name 9013 + " from package " + bp.sourcePackage); 9014 flags |= UPDATE_PERMISSIONS_ALL; 9015 it.remove(); 9016 } 9017 } 9018 } 9019 9020 // Make sure all dynamic permissions have been assigned to a package, 9021 // and make sure there are no dangling permissions. 9022 it = mSettings.mPermissions.values().iterator(); 9023 while (it.hasNext()) { 9024 final BasePermission bp = it.next(); 9025 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9026 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9027 + bp.name + " pkg=" + bp.sourcePackage 9028 + " info=" + bp.pendingInfo); 9029 if (bp.packageSetting == null && bp.pendingInfo != null) { 9030 final BasePermission tree = findPermissionTreeLP(bp.name); 9031 if (tree != null && tree.perm != null) { 9032 bp.packageSetting = tree.packageSetting; 9033 bp.perm = new PackageParser.Permission(tree.perm.owner, 9034 new PermissionInfo(bp.pendingInfo)); 9035 bp.perm.info.packageName = tree.perm.info.packageName; 9036 bp.perm.info.name = bp.name; 9037 bp.uid = tree.uid; 9038 } 9039 } 9040 } 9041 if (bp.packageSetting == null) { 9042 // We may not yet have parsed the package, so just see if 9043 // we still know about its settings. 9044 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9045 } 9046 if (bp.packageSetting == null) { 9047 Slog.w(TAG, "Removing dangling permission: " + bp.name 9048 + " from package " + bp.sourcePackage); 9049 it.remove(); 9050 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9051 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9052 Slog.i(TAG, "Removing old permission: " + bp.name 9053 + " from package " + bp.sourcePackage); 9054 flags |= UPDATE_PERMISSIONS_ALL; 9055 it.remove(); 9056 } 9057 } 9058 } 9059 9060 // Now update the permissions for all packages, in particular 9061 // replace the granted permissions of the system packages. 9062 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9063 for (PackageParser.Package pkg : mPackages.values()) { 9064 if (pkg != pkgInfo) { 9065 // Only replace for packages on requested volume 9066 final String volumeUuid = getVolumeUuidForPackage(pkg); 9067 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9068 && Objects.equals(replaceVolumeUuid, volumeUuid); 9069 grantPermissionsLPw(pkg, replace, changingPkg); 9070 } 9071 } 9072 } 9073 9074 if (pkgInfo != null) { 9075 // Only replace for packages on requested volume 9076 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 9077 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 9078 && Objects.equals(replaceVolumeUuid, volumeUuid); 9079 grantPermissionsLPw(pkgInfo, replace, changingPkg); 9080 } 9081 } 9082 9083 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 9084 String packageOfInterest) { 9085 // IMPORTANT: There are two types of permissions: install and runtime. 9086 // Install time permissions are granted when the app is installed to 9087 // all device users and users added in the future. Runtime permissions 9088 // are granted at runtime explicitly to specific users. Normal and signature 9089 // protected permissions are install time permissions. Dangerous permissions 9090 // are install permissions if the app's target SDK is Lollipop MR1 or older, 9091 // otherwise they are runtime permissions. This function does not manage 9092 // runtime permissions except for the case an app targeting Lollipop MR1 9093 // being upgraded to target a newer SDK, in which case dangerous permissions 9094 // are transformed from install time to runtime ones. 9095 9096 final PackageSetting ps = (PackageSetting) pkg.mExtras; 9097 if (ps == null) { 9098 return; 9099 } 9100 9101 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 9102 9103 PermissionsState permissionsState = ps.getPermissionsState(); 9104 PermissionsState origPermissions = permissionsState; 9105 9106 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 9107 9108 boolean runtimePermissionsRevoked = false; 9109 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 9110 9111 boolean changedInstallPermission = false; 9112 9113 if (replace) { 9114 ps.installPermissionsFixed = false; 9115 if (!ps.isSharedUser()) { 9116 origPermissions = new PermissionsState(permissionsState); 9117 permissionsState.reset(); 9118 } else { 9119 // We need to know only about runtime permission changes since the 9120 // calling code always writes the install permissions state but 9121 // the runtime ones are written only if changed. The only cases of 9122 // changed runtime permissions here are promotion of an install to 9123 // runtime and revocation of a runtime from a shared user. 9124 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 9125 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 9126 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 9127 runtimePermissionsRevoked = true; 9128 } 9129 } 9130 } 9131 9132 permissionsState.setGlobalGids(mGlobalGids); 9133 9134 final int N = pkg.requestedPermissions.size(); 9135 for (int i=0; i<N; i++) { 9136 final String name = pkg.requestedPermissions.get(i); 9137 final BasePermission bp = mSettings.mPermissions.get(name); 9138 9139 if (DEBUG_INSTALL) { 9140 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 9141 } 9142 9143 if (bp == null || bp.packageSetting == null) { 9144 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9145 Slog.w(TAG, "Unknown permission " + name 9146 + " in package " + pkg.packageName); 9147 } 9148 continue; 9149 } 9150 9151 final String perm = bp.name; 9152 boolean allowedSig = false; 9153 int grant = GRANT_DENIED; 9154 9155 // Keep track of app op permissions. 9156 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9157 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 9158 if (pkgs == null) { 9159 pkgs = new ArraySet<>(); 9160 mAppOpPermissionPackages.put(bp.name, pkgs); 9161 } 9162 pkgs.add(pkg.packageName); 9163 } 9164 9165 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 9166 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 9167 >= Build.VERSION_CODES.M; 9168 switch (level) { 9169 case PermissionInfo.PROTECTION_NORMAL: { 9170 // For all apps normal permissions are install time ones. 9171 grant = GRANT_INSTALL; 9172 } break; 9173 9174 case PermissionInfo.PROTECTION_DANGEROUS: { 9175 // If a permission review is required for legacy apps we represent 9176 // their permissions as always granted runtime ones since we need 9177 // to keep the review required permission flag per user while an 9178 // install permission's state is shared across all users. 9179 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 9180 // For legacy apps dangerous permissions are install time ones. 9181 grant = GRANT_INSTALL; 9182 } else if (origPermissions.hasInstallPermission(bp.name)) { 9183 // For legacy apps that became modern, install becomes runtime. 9184 grant = GRANT_UPGRADE; 9185 } else if (mPromoteSystemApps 9186 && isSystemApp(ps) 9187 && mExistingSystemPackages.contains(ps.name)) { 9188 // For legacy system apps, install becomes runtime. 9189 // We cannot check hasInstallPermission() for system apps since those 9190 // permissions were granted implicitly and not persisted pre-M. 9191 grant = GRANT_UPGRADE; 9192 } else { 9193 // For modern apps keep runtime permissions unchanged. 9194 grant = GRANT_RUNTIME; 9195 } 9196 } break; 9197 9198 case PermissionInfo.PROTECTION_SIGNATURE: { 9199 // For all apps signature permissions are install time ones. 9200 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 9201 if (allowedSig) { 9202 grant = GRANT_INSTALL; 9203 } 9204 } break; 9205 } 9206 9207 if (DEBUG_INSTALL) { 9208 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 9209 } 9210 9211 if (grant != GRANT_DENIED) { 9212 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 9213 // If this is an existing, non-system package, then 9214 // we can't add any new permissions to it. 9215 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 9216 // Except... if this is a permission that was added 9217 // to the platform (note: need to only do this when 9218 // updating the platform). 9219 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 9220 grant = GRANT_DENIED; 9221 } 9222 } 9223 } 9224 9225 switch (grant) { 9226 case GRANT_INSTALL: { 9227 // Revoke this as runtime permission to handle the case of 9228 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 9229 for (int userId : UserManagerService.getInstance().getUserIds()) { 9230 if (origPermissions.getRuntimePermissionState( 9231 bp.name, userId) != null) { 9232 // Revoke the runtime permission and clear the flags. 9233 origPermissions.revokeRuntimePermission(bp, userId); 9234 origPermissions.updatePermissionFlags(bp, userId, 9235 PackageManager.MASK_PERMISSION_FLAGS, 0); 9236 // If we revoked a permission permission, we have to write. 9237 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9238 changedRuntimePermissionUserIds, userId); 9239 } 9240 } 9241 // Grant an install permission. 9242 if (permissionsState.grantInstallPermission(bp) != 9243 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9244 changedInstallPermission = true; 9245 } 9246 } break; 9247 9248 case GRANT_RUNTIME: { 9249 // Grant previously granted runtime permissions. 9250 for (int userId : UserManagerService.getInstance().getUserIds()) { 9251 PermissionState permissionState = origPermissions 9252 .getRuntimePermissionState(bp.name, userId); 9253 int flags = permissionState != null 9254 ? permissionState.getFlags() : 0; 9255 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 9256 if (permissionsState.grantRuntimePermission(bp, userId) == 9257 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9258 // If we cannot put the permission as it was, we have to write. 9259 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9260 changedRuntimePermissionUserIds, userId); 9261 } 9262 // If the app supports runtime permissions no need for a review. 9263 if (Build.PERMISSIONS_REVIEW_REQUIRED 9264 && appSupportsRuntimePermissions 9265 && (flags & PackageManager 9266 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 9267 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 9268 // Since we changed the flags, we have to write. 9269 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9270 changedRuntimePermissionUserIds, userId); 9271 } 9272 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 9273 && !appSupportsRuntimePermissions) { 9274 // For legacy apps that need a permission review, every new 9275 // runtime permission is granted but it is pending a review. 9276 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 9277 permissionsState.grantRuntimePermission(bp, userId); 9278 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 9279 // We changed the permission and flags, hence have to write. 9280 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9281 changedRuntimePermissionUserIds, userId); 9282 } 9283 } 9284 // Propagate the permission flags. 9285 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 9286 } 9287 } break; 9288 9289 case GRANT_UPGRADE: { 9290 // Grant runtime permissions for a previously held install permission. 9291 PermissionState permissionState = origPermissions 9292 .getInstallPermissionState(bp.name); 9293 final int flags = permissionState != null ? permissionState.getFlags() : 0; 9294 9295 if (origPermissions.revokeInstallPermission(bp) 9296 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 9297 // We will be transferring the permission flags, so clear them. 9298 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 9299 PackageManager.MASK_PERMISSION_FLAGS, 0); 9300 changedInstallPermission = true; 9301 } 9302 9303 // If the permission is not to be promoted to runtime we ignore it and 9304 // also its other flags as they are not applicable to install permissions. 9305 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 9306 for (int userId : currentUserIds) { 9307 if (permissionsState.grantRuntimePermission(bp, userId) != 9308 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9309 // Transfer the permission flags. 9310 permissionsState.updatePermissionFlags(bp, userId, 9311 flags, flags); 9312 // If we granted the permission, we have to write. 9313 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9314 changedRuntimePermissionUserIds, userId); 9315 } 9316 } 9317 } 9318 } break; 9319 9320 default: { 9321 if (packageOfInterest == null 9322 || packageOfInterest.equals(pkg.packageName)) { 9323 Slog.w(TAG, "Not granting permission " + perm 9324 + " to package " + pkg.packageName 9325 + " because it was previously installed without"); 9326 } 9327 } break; 9328 } 9329 } else { 9330 if (permissionsState.revokeInstallPermission(bp) != 9331 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9332 // Also drop the permission flags. 9333 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 9334 PackageManager.MASK_PERMISSION_FLAGS, 0); 9335 changedInstallPermission = true; 9336 Slog.i(TAG, "Un-granting permission " + perm 9337 + " from package " + pkg.packageName 9338 + " (protectionLevel=" + bp.protectionLevel 9339 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9340 + ")"); 9341 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 9342 // Don't print warning for app op permissions, since it is fine for them 9343 // not to be granted, there is a UI for the user to decide. 9344 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9345 Slog.w(TAG, "Not granting permission " + perm 9346 + " to package " + pkg.packageName 9347 + " (protectionLevel=" + bp.protectionLevel 9348 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9349 + ")"); 9350 } 9351 } 9352 } 9353 } 9354 9355 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 9356 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 9357 // This is the first that we have heard about this package, so the 9358 // permissions we have now selected are fixed until explicitly 9359 // changed. 9360 ps.installPermissionsFixed = true; 9361 } 9362 9363 // Persist the runtime permissions state for users with changes. If permissions 9364 // were revoked because no app in the shared user declares them we have to 9365 // write synchronously to avoid losing runtime permissions state. 9366 for (int userId : changedRuntimePermissionUserIds) { 9367 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9368 } 9369 9370 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9371 } 9372 9373 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9374 boolean allowed = false; 9375 final int NP = PackageParser.NEW_PERMISSIONS.length; 9376 for (int ip=0; ip<NP; ip++) { 9377 final PackageParser.NewPermissionInfo npi 9378 = PackageParser.NEW_PERMISSIONS[ip]; 9379 if (npi.name.equals(perm) 9380 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9381 allowed = true; 9382 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9383 + pkg.packageName); 9384 break; 9385 } 9386 } 9387 return allowed; 9388 } 9389 9390 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9391 BasePermission bp, PermissionsState origPermissions) { 9392 boolean allowed; 9393 allowed = (compareSignatures( 9394 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9395 == PackageManager.SIGNATURE_MATCH) 9396 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9397 == PackageManager.SIGNATURE_MATCH); 9398 if (!allowed && (bp.protectionLevel 9399 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9400 if (isSystemApp(pkg)) { 9401 // For updated system applications, a system permission 9402 // is granted only if it had been defined by the original application. 9403 if (pkg.isUpdatedSystemApp()) { 9404 final PackageSetting sysPs = mSettings 9405 .getDisabledSystemPkgLPr(pkg.packageName); 9406 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 9407 // If the original was granted this permission, we take 9408 // that grant decision as read and propagate it to the 9409 // update. 9410 if (sysPs.isPrivileged()) { 9411 allowed = true; 9412 } 9413 } else { 9414 // The system apk may have been updated with an older 9415 // version of the one on the data partition, but which 9416 // granted a new system permission that it didn't have 9417 // before. In this case we do want to allow the app to 9418 // now get the new permission if the ancestral apk is 9419 // privileged to get it. 9420 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 9421 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 9422 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 9423 allowed = true; 9424 break; 9425 } 9426 } 9427 } 9428 // Also if a privileged parent package on the system image or any of 9429 // its children requested a privileged permission, the updated child 9430 // packages can also get the permission. 9431 if (pkg.parentPackage != null) { 9432 final PackageSetting disabledSysParentPs = mSettings 9433 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 9434 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 9435 && disabledSysParentPs.isPrivileged()) { 9436 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 9437 allowed = true; 9438 } else if (disabledSysParentPs.pkg.childPackages != null) { 9439 final int count = disabledSysParentPs.pkg.childPackages.size(); 9440 for (int i = 0; i < count; i++) { 9441 PackageParser.Package disabledSysChildPkg = 9442 disabledSysParentPs.pkg.childPackages.get(i); 9443 if (isPackageRequestingPermission(disabledSysChildPkg, 9444 perm)) { 9445 allowed = true; 9446 break; 9447 } 9448 } 9449 } 9450 } 9451 } 9452 } 9453 } else { 9454 allowed = isPrivilegedApp(pkg); 9455 } 9456 } 9457 } 9458 if (!allowed) { 9459 if (!allowed && (bp.protectionLevel 9460 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9461 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9462 // If this was a previously normal/dangerous permission that got moved 9463 // to a system permission as part of the runtime permission redesign, then 9464 // we still want to blindly grant it to old apps. 9465 allowed = true; 9466 } 9467 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9468 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9469 // If this permission is to be granted to the system installer and 9470 // this app is an installer, then it gets the permission. 9471 allowed = true; 9472 } 9473 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9474 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9475 // If this permission is to be granted to the system verifier and 9476 // this app is a verifier, then it gets the permission. 9477 allowed = true; 9478 } 9479 if (!allowed && (bp.protectionLevel 9480 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9481 && isSystemApp(pkg)) { 9482 // Any pre-installed system app is allowed to get this permission. 9483 allowed = true; 9484 } 9485 if (!allowed && (bp.protectionLevel 9486 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9487 // For development permissions, a development permission 9488 // is granted only if it was already granted. 9489 allowed = origPermissions.hasInstallPermission(perm); 9490 } 9491 } 9492 return allowed; 9493 } 9494 9495 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 9496 final int permCount = pkg.requestedPermissions.size(); 9497 for (int j = 0; j < permCount; j++) { 9498 String requestedPermission = pkg.requestedPermissions.get(j); 9499 if (permission.equals(requestedPermission)) { 9500 return true; 9501 } 9502 } 9503 return false; 9504 } 9505 9506 final class ActivityIntentResolver 9507 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9508 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9509 boolean defaultOnly, int userId) { 9510 if (!sUserManager.exists(userId)) return null; 9511 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9512 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9513 } 9514 9515 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9516 int userId) { 9517 if (!sUserManager.exists(userId)) return null; 9518 mFlags = flags; 9519 return super.queryIntent(intent, resolvedType, 9520 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9521 } 9522 9523 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9524 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9525 if (!sUserManager.exists(userId)) return null; 9526 if (packageActivities == null) { 9527 return null; 9528 } 9529 mFlags = flags; 9530 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9531 final int N = packageActivities.size(); 9532 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9533 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9534 9535 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9536 for (int i = 0; i < N; ++i) { 9537 intentFilters = packageActivities.get(i).intents; 9538 if (intentFilters != null && intentFilters.size() > 0) { 9539 PackageParser.ActivityIntentInfo[] array = 9540 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9541 intentFilters.toArray(array); 9542 listCut.add(array); 9543 } 9544 } 9545 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9546 } 9547 9548 public final void addActivity(PackageParser.Activity a, String type) { 9549 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9550 mActivities.put(a.getComponentName(), a); 9551 if (DEBUG_SHOW_INFO) 9552 Log.v( 9553 TAG, " " + type + " " + 9554 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9555 if (DEBUG_SHOW_INFO) 9556 Log.v(TAG, " Class=" + a.info.name); 9557 final int NI = a.intents.size(); 9558 for (int j=0; j<NI; j++) { 9559 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9560 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9561 intent.setPriority(0); 9562 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9563 + a.className + " with priority > 0, forcing to 0"); 9564 } 9565 if (DEBUG_SHOW_INFO) { 9566 Log.v(TAG, " IntentFilter:"); 9567 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9568 } 9569 if (!intent.debugCheck()) { 9570 Log.w(TAG, "==> For Activity " + a.info.name); 9571 } 9572 addFilter(intent); 9573 } 9574 } 9575 9576 public final void removeActivity(PackageParser.Activity a, String type) { 9577 mActivities.remove(a.getComponentName()); 9578 if (DEBUG_SHOW_INFO) { 9579 Log.v(TAG, " " + type + " " 9580 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9581 : a.info.name) + ":"); 9582 Log.v(TAG, " Class=" + a.info.name); 9583 } 9584 final int NI = a.intents.size(); 9585 for (int j=0; j<NI; j++) { 9586 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9587 if (DEBUG_SHOW_INFO) { 9588 Log.v(TAG, " IntentFilter:"); 9589 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9590 } 9591 removeFilter(intent); 9592 } 9593 } 9594 9595 @Override 9596 protected boolean allowFilterResult( 9597 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9598 ActivityInfo filterAi = filter.activity.info; 9599 for (int i=dest.size()-1; i>=0; i--) { 9600 ActivityInfo destAi = dest.get(i).activityInfo; 9601 if (destAi.name == filterAi.name 9602 && destAi.packageName == filterAi.packageName) { 9603 return false; 9604 } 9605 } 9606 return true; 9607 } 9608 9609 @Override 9610 protected ActivityIntentInfo[] newArray(int size) { 9611 return new ActivityIntentInfo[size]; 9612 } 9613 9614 @Override 9615 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9616 if (!sUserManager.exists(userId)) return true; 9617 PackageParser.Package p = filter.activity.owner; 9618 if (p != null) { 9619 PackageSetting ps = (PackageSetting)p.mExtras; 9620 if (ps != null) { 9621 // System apps are never considered stopped for purposes of 9622 // filtering, because there may be no way for the user to 9623 // actually re-launch them. 9624 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9625 && ps.getStopped(userId); 9626 } 9627 } 9628 return false; 9629 } 9630 9631 @Override 9632 protected boolean isPackageForFilter(String packageName, 9633 PackageParser.ActivityIntentInfo info) { 9634 return packageName.equals(info.activity.owner.packageName); 9635 } 9636 9637 @Override 9638 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9639 int match, int userId) { 9640 if (!sUserManager.exists(userId)) return null; 9641 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9642 return null; 9643 } 9644 final PackageParser.Activity activity = info.activity; 9645 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9646 if (ps == null) { 9647 return null; 9648 } 9649 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9650 ps.readUserState(userId), userId); 9651 if (ai == null) { 9652 return null; 9653 } 9654 final ResolveInfo res = new ResolveInfo(); 9655 res.activityInfo = ai; 9656 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9657 res.filter = info; 9658 } 9659 if (info != null) { 9660 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9661 } 9662 res.priority = info.getPriority(); 9663 res.preferredOrder = activity.owner.mPreferredOrder; 9664 //System.out.println("Result: " + res.activityInfo.className + 9665 // " = " + res.priority); 9666 res.match = match; 9667 res.isDefault = info.hasDefault; 9668 res.labelRes = info.labelRes; 9669 res.nonLocalizedLabel = info.nonLocalizedLabel; 9670 if (userNeedsBadging(userId)) { 9671 res.noResourceId = true; 9672 } else { 9673 res.icon = info.icon; 9674 } 9675 res.iconResourceId = info.icon; 9676 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9677 return res; 9678 } 9679 9680 @Override 9681 protected void sortResults(List<ResolveInfo> results) { 9682 Collections.sort(results, mResolvePrioritySorter); 9683 } 9684 9685 @Override 9686 protected void dumpFilter(PrintWriter out, String prefix, 9687 PackageParser.ActivityIntentInfo filter) { 9688 out.print(prefix); out.print( 9689 Integer.toHexString(System.identityHashCode(filter.activity))); 9690 out.print(' '); 9691 filter.activity.printComponentShortName(out); 9692 out.print(" filter "); 9693 out.println(Integer.toHexString(System.identityHashCode(filter))); 9694 } 9695 9696 @Override 9697 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9698 return filter.activity; 9699 } 9700 9701 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9702 PackageParser.Activity activity = (PackageParser.Activity)label; 9703 out.print(prefix); out.print( 9704 Integer.toHexString(System.identityHashCode(activity))); 9705 out.print(' '); 9706 activity.printComponentShortName(out); 9707 if (count > 1) { 9708 out.print(" ("); out.print(count); out.print(" filters)"); 9709 } 9710 out.println(); 9711 } 9712 9713// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9714// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9715// final List<ResolveInfo> retList = Lists.newArrayList(); 9716// while (i.hasNext()) { 9717// final ResolveInfo resolveInfo = i.next(); 9718// if (isEnabledLP(resolveInfo.activityInfo)) { 9719// retList.add(resolveInfo); 9720// } 9721// } 9722// return retList; 9723// } 9724 9725 // Keys are String (activity class name), values are Activity. 9726 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9727 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9728 private int mFlags; 9729 } 9730 9731 private final class ServiceIntentResolver 9732 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9733 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9734 boolean defaultOnly, int userId) { 9735 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9736 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9737 } 9738 9739 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9740 int userId) { 9741 if (!sUserManager.exists(userId)) return null; 9742 mFlags = flags; 9743 return super.queryIntent(intent, resolvedType, 9744 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9745 } 9746 9747 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9748 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9749 if (!sUserManager.exists(userId)) return null; 9750 if (packageServices == null) { 9751 return null; 9752 } 9753 mFlags = flags; 9754 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9755 final int N = packageServices.size(); 9756 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9757 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9758 9759 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9760 for (int i = 0; i < N; ++i) { 9761 intentFilters = packageServices.get(i).intents; 9762 if (intentFilters != null && intentFilters.size() > 0) { 9763 PackageParser.ServiceIntentInfo[] array = 9764 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9765 intentFilters.toArray(array); 9766 listCut.add(array); 9767 } 9768 } 9769 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9770 } 9771 9772 public final void addService(PackageParser.Service s) { 9773 mServices.put(s.getComponentName(), s); 9774 if (DEBUG_SHOW_INFO) { 9775 Log.v(TAG, " " 9776 + (s.info.nonLocalizedLabel != null 9777 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9778 Log.v(TAG, " Class=" + s.info.name); 9779 } 9780 final int NI = s.intents.size(); 9781 int j; 9782 for (j=0; j<NI; j++) { 9783 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9784 if (DEBUG_SHOW_INFO) { 9785 Log.v(TAG, " IntentFilter:"); 9786 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9787 } 9788 if (!intent.debugCheck()) { 9789 Log.w(TAG, "==> For Service " + s.info.name); 9790 } 9791 addFilter(intent); 9792 } 9793 } 9794 9795 public final void removeService(PackageParser.Service s) { 9796 mServices.remove(s.getComponentName()); 9797 if (DEBUG_SHOW_INFO) { 9798 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9799 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9800 Log.v(TAG, " Class=" + s.info.name); 9801 } 9802 final int NI = s.intents.size(); 9803 int j; 9804 for (j=0; j<NI; j++) { 9805 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9806 if (DEBUG_SHOW_INFO) { 9807 Log.v(TAG, " IntentFilter:"); 9808 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9809 } 9810 removeFilter(intent); 9811 } 9812 } 9813 9814 @Override 9815 protected boolean allowFilterResult( 9816 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9817 ServiceInfo filterSi = filter.service.info; 9818 for (int i=dest.size()-1; i>=0; i--) { 9819 ServiceInfo destAi = dest.get(i).serviceInfo; 9820 if (destAi.name == filterSi.name 9821 && destAi.packageName == filterSi.packageName) { 9822 return false; 9823 } 9824 } 9825 return true; 9826 } 9827 9828 @Override 9829 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9830 return new PackageParser.ServiceIntentInfo[size]; 9831 } 9832 9833 @Override 9834 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9835 if (!sUserManager.exists(userId)) return true; 9836 PackageParser.Package p = filter.service.owner; 9837 if (p != null) { 9838 PackageSetting ps = (PackageSetting)p.mExtras; 9839 if (ps != null) { 9840 // System apps are never considered stopped for purposes of 9841 // filtering, because there may be no way for the user to 9842 // actually re-launch them. 9843 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9844 && ps.getStopped(userId); 9845 } 9846 } 9847 return false; 9848 } 9849 9850 @Override 9851 protected boolean isPackageForFilter(String packageName, 9852 PackageParser.ServiceIntentInfo info) { 9853 return packageName.equals(info.service.owner.packageName); 9854 } 9855 9856 @Override 9857 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9858 int match, int userId) { 9859 if (!sUserManager.exists(userId)) return null; 9860 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9861 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9862 return null; 9863 } 9864 final PackageParser.Service service = info.service; 9865 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9866 if (ps == null) { 9867 return null; 9868 } 9869 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9870 ps.readUserState(userId), userId); 9871 if (si == null) { 9872 return null; 9873 } 9874 final ResolveInfo res = new ResolveInfo(); 9875 res.serviceInfo = si; 9876 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9877 res.filter = filter; 9878 } 9879 res.priority = info.getPriority(); 9880 res.preferredOrder = service.owner.mPreferredOrder; 9881 res.match = match; 9882 res.isDefault = info.hasDefault; 9883 res.labelRes = info.labelRes; 9884 res.nonLocalizedLabel = info.nonLocalizedLabel; 9885 res.icon = info.icon; 9886 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9887 return res; 9888 } 9889 9890 @Override 9891 protected void sortResults(List<ResolveInfo> results) { 9892 Collections.sort(results, mResolvePrioritySorter); 9893 } 9894 9895 @Override 9896 protected void dumpFilter(PrintWriter out, String prefix, 9897 PackageParser.ServiceIntentInfo filter) { 9898 out.print(prefix); out.print( 9899 Integer.toHexString(System.identityHashCode(filter.service))); 9900 out.print(' '); 9901 filter.service.printComponentShortName(out); 9902 out.print(" filter "); 9903 out.println(Integer.toHexString(System.identityHashCode(filter))); 9904 } 9905 9906 @Override 9907 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9908 return filter.service; 9909 } 9910 9911 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9912 PackageParser.Service service = (PackageParser.Service)label; 9913 out.print(prefix); out.print( 9914 Integer.toHexString(System.identityHashCode(service))); 9915 out.print(' '); 9916 service.printComponentShortName(out); 9917 if (count > 1) { 9918 out.print(" ("); out.print(count); out.print(" filters)"); 9919 } 9920 out.println(); 9921 } 9922 9923// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9924// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9925// final List<ResolveInfo> retList = Lists.newArrayList(); 9926// while (i.hasNext()) { 9927// final ResolveInfo resolveInfo = (ResolveInfo) i; 9928// if (isEnabledLP(resolveInfo.serviceInfo)) { 9929// retList.add(resolveInfo); 9930// } 9931// } 9932// return retList; 9933// } 9934 9935 // Keys are String (activity class name), values are Activity. 9936 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9937 = new ArrayMap<ComponentName, PackageParser.Service>(); 9938 private int mFlags; 9939 }; 9940 9941 private final class ProviderIntentResolver 9942 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9943 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9944 boolean defaultOnly, int userId) { 9945 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9946 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9947 } 9948 9949 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9950 int userId) { 9951 if (!sUserManager.exists(userId)) 9952 return null; 9953 mFlags = flags; 9954 return super.queryIntent(intent, resolvedType, 9955 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9956 } 9957 9958 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9959 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9960 if (!sUserManager.exists(userId)) 9961 return null; 9962 if (packageProviders == null) { 9963 return null; 9964 } 9965 mFlags = flags; 9966 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9967 final int N = packageProviders.size(); 9968 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9969 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9970 9971 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9972 for (int i = 0; i < N; ++i) { 9973 intentFilters = packageProviders.get(i).intents; 9974 if (intentFilters != null && intentFilters.size() > 0) { 9975 PackageParser.ProviderIntentInfo[] array = 9976 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9977 intentFilters.toArray(array); 9978 listCut.add(array); 9979 } 9980 } 9981 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9982 } 9983 9984 public final void addProvider(PackageParser.Provider p) { 9985 if (mProviders.containsKey(p.getComponentName())) { 9986 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9987 return; 9988 } 9989 9990 mProviders.put(p.getComponentName(), p); 9991 if (DEBUG_SHOW_INFO) { 9992 Log.v(TAG, " " 9993 + (p.info.nonLocalizedLabel != null 9994 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9995 Log.v(TAG, " Class=" + p.info.name); 9996 } 9997 final int NI = p.intents.size(); 9998 int j; 9999 for (j = 0; j < NI; j++) { 10000 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10001 if (DEBUG_SHOW_INFO) { 10002 Log.v(TAG, " IntentFilter:"); 10003 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10004 } 10005 if (!intent.debugCheck()) { 10006 Log.w(TAG, "==> For Provider " + p.info.name); 10007 } 10008 addFilter(intent); 10009 } 10010 } 10011 10012 public final void removeProvider(PackageParser.Provider p) { 10013 mProviders.remove(p.getComponentName()); 10014 if (DEBUG_SHOW_INFO) { 10015 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 10016 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 10017 Log.v(TAG, " Class=" + p.info.name); 10018 } 10019 final int NI = p.intents.size(); 10020 int j; 10021 for (j = 0; j < NI; j++) { 10022 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10023 if (DEBUG_SHOW_INFO) { 10024 Log.v(TAG, " IntentFilter:"); 10025 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10026 } 10027 removeFilter(intent); 10028 } 10029 } 10030 10031 @Override 10032 protected boolean allowFilterResult( 10033 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 10034 ProviderInfo filterPi = filter.provider.info; 10035 for (int i = dest.size() - 1; i >= 0; i--) { 10036 ProviderInfo destPi = dest.get(i).providerInfo; 10037 if (destPi.name == filterPi.name 10038 && destPi.packageName == filterPi.packageName) { 10039 return false; 10040 } 10041 } 10042 return true; 10043 } 10044 10045 @Override 10046 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 10047 return new PackageParser.ProviderIntentInfo[size]; 10048 } 10049 10050 @Override 10051 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 10052 if (!sUserManager.exists(userId)) 10053 return true; 10054 PackageParser.Package p = filter.provider.owner; 10055 if (p != null) { 10056 PackageSetting ps = (PackageSetting) p.mExtras; 10057 if (ps != null) { 10058 // System apps are never considered stopped for purposes of 10059 // filtering, because there may be no way for the user to 10060 // actually re-launch them. 10061 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 10062 && ps.getStopped(userId); 10063 } 10064 } 10065 return false; 10066 } 10067 10068 @Override 10069 protected boolean isPackageForFilter(String packageName, 10070 PackageParser.ProviderIntentInfo info) { 10071 return packageName.equals(info.provider.owner.packageName); 10072 } 10073 10074 @Override 10075 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 10076 int match, int userId) { 10077 if (!sUserManager.exists(userId)) 10078 return null; 10079 final PackageParser.ProviderIntentInfo info = filter; 10080 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 10081 return null; 10082 } 10083 final PackageParser.Provider provider = info.provider; 10084 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 10085 if (ps == null) { 10086 return null; 10087 } 10088 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 10089 ps.readUserState(userId), userId); 10090 if (pi == null) { 10091 return null; 10092 } 10093 final ResolveInfo res = new ResolveInfo(); 10094 res.providerInfo = pi; 10095 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 10096 res.filter = filter; 10097 } 10098 res.priority = info.getPriority(); 10099 res.preferredOrder = provider.owner.mPreferredOrder; 10100 res.match = match; 10101 res.isDefault = info.hasDefault; 10102 res.labelRes = info.labelRes; 10103 res.nonLocalizedLabel = info.nonLocalizedLabel; 10104 res.icon = info.icon; 10105 res.system = res.providerInfo.applicationInfo.isSystemApp(); 10106 return res; 10107 } 10108 10109 @Override 10110 protected void sortResults(List<ResolveInfo> results) { 10111 Collections.sort(results, mResolvePrioritySorter); 10112 } 10113 10114 @Override 10115 protected void dumpFilter(PrintWriter out, String prefix, 10116 PackageParser.ProviderIntentInfo filter) { 10117 out.print(prefix); 10118 out.print( 10119 Integer.toHexString(System.identityHashCode(filter.provider))); 10120 out.print(' '); 10121 filter.provider.printComponentShortName(out); 10122 out.print(" filter "); 10123 out.println(Integer.toHexString(System.identityHashCode(filter))); 10124 } 10125 10126 @Override 10127 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 10128 return filter.provider; 10129 } 10130 10131 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10132 PackageParser.Provider provider = (PackageParser.Provider)label; 10133 out.print(prefix); out.print( 10134 Integer.toHexString(System.identityHashCode(provider))); 10135 out.print(' '); 10136 provider.printComponentShortName(out); 10137 if (count > 1) { 10138 out.print(" ("); out.print(count); out.print(" filters)"); 10139 } 10140 out.println(); 10141 } 10142 10143 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 10144 = new ArrayMap<ComponentName, PackageParser.Provider>(); 10145 private int mFlags; 10146 } 10147 10148 private static final class EphemeralIntentResolver 10149 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 10150 @Override 10151 protected EphemeralResolveIntentInfo[] newArray(int size) { 10152 return new EphemeralResolveIntentInfo[size]; 10153 } 10154 10155 @Override 10156 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 10157 return true; 10158 } 10159 10160 @Override 10161 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 10162 int userId) { 10163 if (!sUserManager.exists(userId)) { 10164 return null; 10165 } 10166 return info.getEphemeralResolveInfo(); 10167 } 10168 } 10169 10170 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 10171 new Comparator<ResolveInfo>() { 10172 public int compare(ResolveInfo r1, ResolveInfo r2) { 10173 int v1 = r1.priority; 10174 int v2 = r2.priority; 10175 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 10176 if (v1 != v2) { 10177 return (v1 > v2) ? -1 : 1; 10178 } 10179 v1 = r1.preferredOrder; 10180 v2 = r2.preferredOrder; 10181 if (v1 != v2) { 10182 return (v1 > v2) ? -1 : 1; 10183 } 10184 if (r1.isDefault != r2.isDefault) { 10185 return r1.isDefault ? -1 : 1; 10186 } 10187 v1 = r1.match; 10188 v2 = r2.match; 10189 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 10190 if (v1 != v2) { 10191 return (v1 > v2) ? -1 : 1; 10192 } 10193 if (r1.system != r2.system) { 10194 return r1.system ? -1 : 1; 10195 } 10196 if (r1.activityInfo != null) { 10197 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 10198 } 10199 if (r1.serviceInfo != null) { 10200 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 10201 } 10202 if (r1.providerInfo != null) { 10203 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 10204 } 10205 return 0; 10206 } 10207 }; 10208 10209 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 10210 new Comparator<ProviderInfo>() { 10211 public int compare(ProviderInfo p1, ProviderInfo p2) { 10212 final int v1 = p1.initOrder; 10213 final int v2 = p2.initOrder; 10214 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 10215 } 10216 }; 10217 10218 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 10219 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 10220 final int[] userIds) { 10221 mHandler.post(new Runnable() { 10222 @Override 10223 public void run() { 10224 try { 10225 final IActivityManager am = ActivityManagerNative.getDefault(); 10226 if (am == null) return; 10227 final int[] resolvedUserIds; 10228 if (userIds == null) { 10229 resolvedUserIds = am.getRunningUserIds(); 10230 } else { 10231 resolvedUserIds = userIds; 10232 } 10233 for (int id : resolvedUserIds) { 10234 final Intent intent = new Intent(action, 10235 pkg != null ? Uri.fromParts("package", pkg, null) : null); 10236 if (extras != null) { 10237 intent.putExtras(extras); 10238 } 10239 if (targetPkg != null) { 10240 intent.setPackage(targetPkg); 10241 } 10242 // Modify the UID when posting to other users 10243 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 10244 if (uid > 0 && UserHandle.getUserId(uid) != id) { 10245 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 10246 intent.putExtra(Intent.EXTRA_UID, uid); 10247 } 10248 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 10249 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 10250 if (DEBUG_BROADCASTS) { 10251 RuntimeException here = new RuntimeException("here"); 10252 here.fillInStackTrace(); 10253 Slog.d(TAG, "Sending to user " + id + ": " 10254 + intent.toShortString(false, true, false, false) 10255 + " " + intent.getExtras(), here); 10256 } 10257 am.broadcastIntent(null, intent, null, finishedReceiver, 10258 0, null, null, null, android.app.AppOpsManager.OP_NONE, 10259 null, finishedReceiver != null, false, id); 10260 } 10261 } catch (RemoteException ex) { 10262 } 10263 } 10264 }); 10265 } 10266 10267 /** 10268 * Check if the external storage media is available. This is true if there 10269 * is a mounted external storage medium or if the external storage is 10270 * emulated. 10271 */ 10272 private boolean isExternalMediaAvailable() { 10273 return mMediaMounted || Environment.isExternalStorageEmulated(); 10274 } 10275 10276 @Override 10277 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 10278 // writer 10279 synchronized (mPackages) { 10280 if (!isExternalMediaAvailable()) { 10281 // If the external storage is no longer mounted at this point, 10282 // the caller may not have been able to delete all of this 10283 // packages files and can not delete any more. Bail. 10284 return null; 10285 } 10286 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 10287 if (lastPackage != null) { 10288 pkgs.remove(lastPackage); 10289 } 10290 if (pkgs.size() > 0) { 10291 return pkgs.get(0); 10292 } 10293 } 10294 return null; 10295 } 10296 10297 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 10298 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 10299 userId, andCode ? 1 : 0, packageName); 10300 if (mSystemReady) { 10301 msg.sendToTarget(); 10302 } else { 10303 if (mPostSystemReadyMessages == null) { 10304 mPostSystemReadyMessages = new ArrayList<>(); 10305 } 10306 mPostSystemReadyMessages.add(msg); 10307 } 10308 } 10309 10310 void startCleaningPackages() { 10311 // reader 10312 synchronized (mPackages) { 10313 if (!isExternalMediaAvailable()) { 10314 return; 10315 } 10316 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 10317 return; 10318 } 10319 } 10320 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 10321 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 10322 IActivityManager am = ActivityManagerNative.getDefault(); 10323 if (am != null) { 10324 try { 10325 am.startService(null, intent, null, mContext.getOpPackageName(), 10326 UserHandle.USER_SYSTEM); 10327 } catch (RemoteException e) { 10328 } 10329 } 10330 } 10331 10332 @Override 10333 public void installPackage(String originPath, IPackageInstallObserver2 observer, 10334 int installFlags, String installerPackageName, VerificationParams verificationParams, 10335 String packageAbiOverride) { 10336 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 10337 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 10338 } 10339 10340 @Override 10341 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 10342 int installFlags, String installerPackageName, VerificationParams verificationParams, 10343 String packageAbiOverride, int userId) { 10344 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 10345 10346 final int callingUid = Binder.getCallingUid(); 10347 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 10348 10349 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10350 try { 10351 if (observer != null) { 10352 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 10353 } 10354 } catch (RemoteException re) { 10355 } 10356 return; 10357 } 10358 10359 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 10360 installFlags |= PackageManager.INSTALL_FROM_ADB; 10361 10362 } else { 10363 // Caller holds INSTALL_PACKAGES permission, so we're less strict 10364 // about installerPackageName. 10365 10366 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 10367 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 10368 } 10369 10370 UserHandle user; 10371 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 10372 user = UserHandle.ALL; 10373 } else { 10374 user = new UserHandle(userId); 10375 } 10376 10377 // Only system components can circumvent runtime permissions when installing. 10378 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 10379 && mContext.checkCallingOrSelfPermission(Manifest.permission 10380 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 10381 throw new SecurityException("You need the " 10382 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 10383 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 10384 } 10385 10386 verificationParams.setInstallerUid(callingUid); 10387 10388 final File originFile = new File(originPath); 10389 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10390 10391 final Message msg = mHandler.obtainMessage(INIT_COPY); 10392 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10393 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10394 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10395 msg.obj = params; 10396 10397 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10398 System.identityHashCode(msg.obj)); 10399 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10400 System.identityHashCode(msg.obj)); 10401 10402 mHandler.sendMessage(msg); 10403 } 10404 10405 void installStage(String packageName, File stagedDir, String stagedCid, 10406 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10407 String installerPackageName, int installerUid, UserHandle user) { 10408 if (DEBUG_EPHEMERAL) { 10409 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10410 Slog.d(TAG, "Ephemeral install of " + packageName); 10411 } 10412 } 10413 final VerificationParams verifParams = new VerificationParams( 10414 null, sessionParams.originatingUri, sessionParams.referrerUri, 10415 sessionParams.originatingUid); 10416 verifParams.setInstallerUid(installerUid); 10417 10418 final OriginInfo origin; 10419 if (stagedDir != null) { 10420 origin = OriginInfo.fromStagedFile(stagedDir); 10421 } else { 10422 origin = OriginInfo.fromStagedContainer(stagedCid); 10423 } 10424 10425 final Message msg = mHandler.obtainMessage(INIT_COPY); 10426 final InstallParams params = new InstallParams(origin, null, observer, 10427 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10428 verifParams, user, sessionParams.abiOverride, 10429 sessionParams.grantedRuntimePermissions); 10430 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10431 msg.obj = params; 10432 10433 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10434 System.identityHashCode(msg.obj)); 10435 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10436 System.identityHashCode(msg.obj)); 10437 10438 mHandler.sendMessage(msg); 10439 } 10440 10441 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10442 Bundle extras = new Bundle(1); 10443 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10444 10445 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10446 packageName, extras, 0, null, null, new int[] {userId}); 10447 try { 10448 IActivityManager am = ActivityManagerNative.getDefault(); 10449 final boolean isSystem = 10450 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10451 if (isSystem && am.isUserRunning(userId, 0)) { 10452 // The just-installed/enabled app is bundled on the system, so presumed 10453 // to be able to run automatically without needing an explicit launch. 10454 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10455 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10456 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10457 .setPackage(packageName); 10458 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10459 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10460 } 10461 } catch (RemoteException e) { 10462 // shouldn't happen 10463 Slog.w(TAG, "Unable to bootstrap installed package", e); 10464 } 10465 } 10466 10467 @Override 10468 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10469 int userId) { 10470 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10471 PackageSetting pkgSetting; 10472 final int uid = Binder.getCallingUid(); 10473 enforceCrossUserPermission(uid, userId, true, true, 10474 "setApplicationHiddenSetting for user " + userId); 10475 10476 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10477 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10478 return false; 10479 } 10480 10481 long callingId = Binder.clearCallingIdentity(); 10482 try { 10483 boolean sendAdded = false; 10484 boolean sendRemoved = false; 10485 // writer 10486 synchronized (mPackages) { 10487 pkgSetting = mSettings.mPackages.get(packageName); 10488 if (pkgSetting == null) { 10489 return false; 10490 } 10491 if (pkgSetting.getHidden(userId) != hidden) { 10492 pkgSetting.setHidden(hidden, userId); 10493 mSettings.writePackageRestrictionsLPr(userId); 10494 if (hidden) { 10495 sendRemoved = true; 10496 } else { 10497 sendAdded = true; 10498 } 10499 } 10500 } 10501 if (sendAdded) { 10502 sendPackageAddedForUser(packageName, pkgSetting, userId); 10503 return true; 10504 } 10505 if (sendRemoved) { 10506 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10507 "hiding pkg"); 10508 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10509 return true; 10510 } 10511 } finally { 10512 Binder.restoreCallingIdentity(callingId); 10513 } 10514 return false; 10515 } 10516 10517 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10518 int userId) { 10519 final PackageRemovedInfo info = new PackageRemovedInfo(); 10520 info.removedPackage = packageName; 10521 info.removedUsers = new int[] {userId}; 10522 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10523 info.sendBroadcast(false, false, false); 10524 } 10525 10526 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 10527 if (pkgList.length > 0) { 10528 Bundle extras = new Bundle(1); 10529 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 10530 10531 sendPackageBroadcast( 10532 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 10533 : Intent.ACTION_PACKAGES_UNSUSPENDED, 10534 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 10535 new int[] {userId}); 10536 } 10537 } 10538 10539 /** 10540 * Returns true if application is not found or there was an error. Otherwise it returns 10541 * the hidden state of the package for the given user. 10542 */ 10543 @Override 10544 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10545 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10546 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10547 false, "getApplicationHidden for user " + userId); 10548 PackageSetting pkgSetting; 10549 long callingId = Binder.clearCallingIdentity(); 10550 try { 10551 // writer 10552 synchronized (mPackages) { 10553 pkgSetting = mSettings.mPackages.get(packageName); 10554 if (pkgSetting == null) { 10555 return true; 10556 } 10557 return pkgSetting.getHidden(userId); 10558 } 10559 } finally { 10560 Binder.restoreCallingIdentity(callingId); 10561 } 10562 } 10563 10564 /** 10565 * @hide 10566 */ 10567 @Override 10568 public int installExistingPackageAsUser(String packageName, int userId) { 10569 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10570 null); 10571 PackageSetting pkgSetting; 10572 final int uid = Binder.getCallingUid(); 10573 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10574 + userId); 10575 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10576 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10577 } 10578 10579 long callingId = Binder.clearCallingIdentity(); 10580 try { 10581 boolean installed = false; 10582 10583 // writer 10584 synchronized (mPackages) { 10585 pkgSetting = mSettings.mPackages.get(packageName); 10586 if (pkgSetting == null) { 10587 return PackageManager.INSTALL_FAILED_INVALID_URI; 10588 } 10589 if (!pkgSetting.getInstalled(userId)) { 10590 pkgSetting.setInstalled(true, userId); 10591 pkgSetting.setHidden(false, userId); 10592 mSettings.writePackageRestrictionsLPr(userId); 10593 if (pkgSetting.pkg != null) { 10594 prepareAppDataAfterInstall(pkgSetting.pkg); 10595 } 10596 installed = true; 10597 } 10598 } 10599 10600 if (installed) { 10601 sendPackageAddedForUser(packageName, pkgSetting, userId); 10602 } 10603 } finally { 10604 Binder.restoreCallingIdentity(callingId); 10605 } 10606 10607 return PackageManager.INSTALL_SUCCEEDED; 10608 } 10609 10610 boolean isUserRestricted(int userId, String restrictionKey) { 10611 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10612 if (restrictions.getBoolean(restrictionKey, false)) { 10613 Log.w(TAG, "User is restricted: " + restrictionKey); 10614 return true; 10615 } 10616 return false; 10617 } 10618 10619 @Override 10620 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10621 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10622 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10623 "setPackageSuspended for user " + userId); 10624 10625 // TODO: investigate and add more restrictions for suspending crucial packages. 10626 if (isPackageDeviceAdmin(packageName, userId)) { 10627 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10628 + "\": has active device admin"); 10629 return false; 10630 } 10631 10632 long callingId = Binder.clearCallingIdentity(); 10633 try { 10634 boolean changed = false; 10635 boolean success = false; 10636 int appId = -1; 10637 synchronized (mPackages) { 10638 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10639 if (pkgSetting != null) { 10640 if (pkgSetting.getSuspended(userId) != suspended) { 10641 pkgSetting.setSuspended(suspended, userId); 10642 mSettings.writePackageRestrictionsLPr(userId); 10643 appId = pkgSetting.appId; 10644 changed = true; 10645 } 10646 success = true; 10647 } 10648 } 10649 10650 if (changed) { 10651 sendPackagesSuspendedForUser(new String[]{packageName}, userId, suspended); 10652 if (suspended) { 10653 killApplication(packageName, UserHandle.getUid(userId, appId), 10654 "suspending package"); 10655 } 10656 } 10657 return success; 10658 } finally { 10659 Binder.restoreCallingIdentity(callingId); 10660 } 10661 } 10662 10663 @Override 10664 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10665 mContext.enforceCallingOrSelfPermission( 10666 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10667 "Only package verification agents can verify applications"); 10668 10669 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10670 final PackageVerificationResponse response = new PackageVerificationResponse( 10671 verificationCode, Binder.getCallingUid()); 10672 msg.arg1 = id; 10673 msg.obj = response; 10674 mHandler.sendMessage(msg); 10675 } 10676 10677 @Override 10678 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10679 long millisecondsToDelay) { 10680 mContext.enforceCallingOrSelfPermission( 10681 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10682 "Only package verification agents can extend verification timeouts"); 10683 10684 final PackageVerificationState state = mPendingVerification.get(id); 10685 final PackageVerificationResponse response = new PackageVerificationResponse( 10686 verificationCodeAtTimeout, Binder.getCallingUid()); 10687 10688 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10689 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10690 } 10691 if (millisecondsToDelay < 0) { 10692 millisecondsToDelay = 0; 10693 } 10694 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10695 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10696 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10697 } 10698 10699 if ((state != null) && !state.timeoutExtended()) { 10700 state.extendTimeout(); 10701 10702 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10703 msg.arg1 = id; 10704 msg.obj = response; 10705 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10706 } 10707 } 10708 10709 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10710 int verificationCode, UserHandle user) { 10711 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10712 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10713 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10714 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10715 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10716 10717 mContext.sendBroadcastAsUser(intent, user, 10718 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10719 } 10720 10721 private ComponentName matchComponentForVerifier(String packageName, 10722 List<ResolveInfo> receivers) { 10723 ActivityInfo targetReceiver = null; 10724 10725 final int NR = receivers.size(); 10726 for (int i = 0; i < NR; i++) { 10727 final ResolveInfo info = receivers.get(i); 10728 if (info.activityInfo == null) { 10729 continue; 10730 } 10731 10732 if (packageName.equals(info.activityInfo.packageName)) { 10733 targetReceiver = info.activityInfo; 10734 break; 10735 } 10736 } 10737 10738 if (targetReceiver == null) { 10739 return null; 10740 } 10741 10742 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10743 } 10744 10745 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10746 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10747 if (pkgInfo.verifiers.length == 0) { 10748 return null; 10749 } 10750 10751 final int N = pkgInfo.verifiers.length; 10752 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10753 for (int i = 0; i < N; i++) { 10754 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10755 10756 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10757 receivers); 10758 if (comp == null) { 10759 continue; 10760 } 10761 10762 final int verifierUid = getUidForVerifier(verifierInfo); 10763 if (verifierUid == -1) { 10764 continue; 10765 } 10766 10767 if (DEBUG_VERIFY) { 10768 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10769 + " with the correct signature"); 10770 } 10771 sufficientVerifiers.add(comp); 10772 verificationState.addSufficientVerifier(verifierUid); 10773 } 10774 10775 return sufficientVerifiers; 10776 } 10777 10778 private int getUidForVerifier(VerifierInfo verifierInfo) { 10779 synchronized (mPackages) { 10780 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10781 if (pkg == null) { 10782 return -1; 10783 } else if (pkg.mSignatures.length != 1) { 10784 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10785 + " has more than one signature; ignoring"); 10786 return -1; 10787 } 10788 10789 /* 10790 * If the public key of the package's signature does not match 10791 * our expected public key, then this is a different package and 10792 * we should skip. 10793 */ 10794 10795 final byte[] expectedPublicKey; 10796 try { 10797 final Signature verifierSig = pkg.mSignatures[0]; 10798 final PublicKey publicKey = verifierSig.getPublicKey(); 10799 expectedPublicKey = publicKey.getEncoded(); 10800 } catch (CertificateException e) { 10801 return -1; 10802 } 10803 10804 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10805 10806 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10807 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10808 + " does not have the expected public key; ignoring"); 10809 return -1; 10810 } 10811 10812 return pkg.applicationInfo.uid; 10813 } 10814 } 10815 10816 @Override 10817 public void finishPackageInstall(int token) { 10818 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10819 10820 if (DEBUG_INSTALL) { 10821 Slog.v(TAG, "BM finishing package install for " + token); 10822 } 10823 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10824 10825 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10826 mHandler.sendMessage(msg); 10827 } 10828 10829 /** 10830 * Get the verification agent timeout. 10831 * 10832 * @return verification timeout in milliseconds 10833 */ 10834 private long getVerificationTimeout() { 10835 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10836 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10837 DEFAULT_VERIFICATION_TIMEOUT); 10838 } 10839 10840 /** 10841 * Get the default verification agent response code. 10842 * 10843 * @return default verification response code 10844 */ 10845 private int getDefaultVerificationResponse() { 10846 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10847 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10848 DEFAULT_VERIFICATION_RESPONSE); 10849 } 10850 10851 /** 10852 * Check whether or not package verification has been enabled. 10853 * 10854 * @return true if verification should be performed 10855 */ 10856 private boolean isVerificationEnabled(int userId, int installFlags) { 10857 if (!DEFAULT_VERIFY_ENABLE) { 10858 return false; 10859 } 10860 // Ephemeral apps don't get the full verification treatment 10861 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10862 if (DEBUG_EPHEMERAL) { 10863 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10864 } 10865 return false; 10866 } 10867 10868 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10869 10870 // Check if installing from ADB 10871 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10872 // Do not run verification in a test harness environment 10873 if (ActivityManager.isRunningInTestHarness()) { 10874 return false; 10875 } 10876 if (ensureVerifyAppsEnabled) { 10877 return true; 10878 } 10879 // Check if the developer does not want package verification for ADB installs 10880 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10881 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10882 return false; 10883 } 10884 } 10885 10886 if (ensureVerifyAppsEnabled) { 10887 return true; 10888 } 10889 10890 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10891 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10892 } 10893 10894 @Override 10895 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10896 throws RemoteException { 10897 mContext.enforceCallingOrSelfPermission( 10898 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10899 "Only intentfilter verification agents can verify applications"); 10900 10901 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10902 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10903 Binder.getCallingUid(), verificationCode, failedDomains); 10904 msg.arg1 = id; 10905 msg.obj = response; 10906 mHandler.sendMessage(msg); 10907 } 10908 10909 @Override 10910 public int getIntentVerificationStatus(String packageName, int userId) { 10911 synchronized (mPackages) { 10912 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10913 } 10914 } 10915 10916 @Override 10917 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10918 mContext.enforceCallingOrSelfPermission( 10919 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10920 10921 boolean result = false; 10922 synchronized (mPackages) { 10923 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10924 } 10925 if (result) { 10926 scheduleWritePackageRestrictionsLocked(userId); 10927 } 10928 return result; 10929 } 10930 10931 @Override 10932 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10933 synchronized (mPackages) { 10934 return mSettings.getIntentFilterVerificationsLPr(packageName); 10935 } 10936 } 10937 10938 @Override 10939 public List<IntentFilter> getAllIntentFilters(String packageName) { 10940 if (TextUtils.isEmpty(packageName)) { 10941 return Collections.<IntentFilter>emptyList(); 10942 } 10943 synchronized (mPackages) { 10944 PackageParser.Package pkg = mPackages.get(packageName); 10945 if (pkg == null || pkg.activities == null) { 10946 return Collections.<IntentFilter>emptyList(); 10947 } 10948 final int count = pkg.activities.size(); 10949 ArrayList<IntentFilter> result = new ArrayList<>(); 10950 for (int n=0; n<count; n++) { 10951 PackageParser.Activity activity = pkg.activities.get(n); 10952 if (activity.intents != null && activity.intents.size() > 0) { 10953 result.addAll(activity.intents); 10954 } 10955 } 10956 return result; 10957 } 10958 } 10959 10960 @Override 10961 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10962 mContext.enforceCallingOrSelfPermission( 10963 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10964 10965 synchronized (mPackages) { 10966 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10967 if (packageName != null) { 10968 result |= updateIntentVerificationStatus(packageName, 10969 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10970 userId); 10971 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10972 packageName, userId); 10973 } 10974 return result; 10975 } 10976 } 10977 10978 @Override 10979 public String getDefaultBrowserPackageName(int userId) { 10980 synchronized (mPackages) { 10981 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10982 } 10983 } 10984 10985 /** 10986 * Get the "allow unknown sources" setting. 10987 * 10988 * @return the current "allow unknown sources" setting 10989 */ 10990 private int getUnknownSourcesSettings() { 10991 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10992 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10993 -1); 10994 } 10995 10996 @Override 10997 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10998 final int uid = Binder.getCallingUid(); 10999 // writer 11000 synchronized (mPackages) { 11001 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 11002 if (targetPackageSetting == null) { 11003 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 11004 } 11005 11006 PackageSetting installerPackageSetting; 11007 if (installerPackageName != null) { 11008 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 11009 if (installerPackageSetting == null) { 11010 throw new IllegalArgumentException("Unknown installer package: " 11011 + installerPackageName); 11012 } 11013 } else { 11014 installerPackageSetting = null; 11015 } 11016 11017 Signature[] callerSignature; 11018 Object obj = mSettings.getUserIdLPr(uid); 11019 if (obj != null) { 11020 if (obj instanceof SharedUserSetting) { 11021 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 11022 } else if (obj instanceof PackageSetting) { 11023 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 11024 } else { 11025 throw new SecurityException("Bad object " + obj + " for uid " + uid); 11026 } 11027 } else { 11028 throw new SecurityException("Unknown calling UID: " + uid); 11029 } 11030 11031 // Verify: can't set installerPackageName to a package that is 11032 // not signed with the same cert as the caller. 11033 if (installerPackageSetting != null) { 11034 if (compareSignatures(callerSignature, 11035 installerPackageSetting.signatures.mSignatures) 11036 != PackageManager.SIGNATURE_MATCH) { 11037 throw new SecurityException( 11038 "Caller does not have same cert as new installer package " 11039 + installerPackageName); 11040 } 11041 } 11042 11043 // Verify: if target already has an installer package, it must 11044 // be signed with the same cert as the caller. 11045 if (targetPackageSetting.installerPackageName != null) { 11046 PackageSetting setting = mSettings.mPackages.get( 11047 targetPackageSetting.installerPackageName); 11048 // If the currently set package isn't valid, then it's always 11049 // okay to change it. 11050 if (setting != null) { 11051 if (compareSignatures(callerSignature, 11052 setting.signatures.mSignatures) 11053 != PackageManager.SIGNATURE_MATCH) { 11054 throw new SecurityException( 11055 "Caller does not have same cert as old installer package " 11056 + targetPackageSetting.installerPackageName); 11057 } 11058 } 11059 } 11060 11061 // Okay! 11062 targetPackageSetting.installerPackageName = installerPackageName; 11063 scheduleWriteSettingsLocked(); 11064 } 11065 } 11066 11067 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 11068 // Queue up an async operation since the package installation may take a little while. 11069 mHandler.post(new Runnable() { 11070 public void run() { 11071 mHandler.removeCallbacks(this); 11072 // Result object to be returned 11073 PackageInstalledInfo res = new PackageInstalledInfo(); 11074 res.returnCode = currentStatus; 11075 res.uid = -1; 11076 res.pkg = null; 11077 res.removedInfo = new PackageRemovedInfo(); 11078 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11079 args.doPreInstall(res.returnCode); 11080 synchronized (mInstallLock) { 11081 installPackageTracedLI(args, res); 11082 } 11083 args.doPostInstall(res.returnCode, res.uid); 11084 } 11085 11086 // A restore should be performed at this point if (a) the install 11087 // succeeded, (b) the operation is not an update, and (c) the new 11088 // package has not opted out of backup participation. 11089 final boolean update = res.removedInfo.removedPackage != null; 11090 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 11091 boolean doRestore = !update 11092 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 11093 11094 // Set up the post-install work request bookkeeping. This will be used 11095 // and cleaned up by the post-install event handling regardless of whether 11096 // there's a restore pass performed. Token values are >= 1. 11097 int token; 11098 if (mNextInstallToken < 0) mNextInstallToken = 1; 11099 token = mNextInstallToken++; 11100 11101 PostInstallData data = new PostInstallData(args, res); 11102 mRunningInstalls.put(token, data); 11103 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 11104 11105 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 11106 // Pass responsibility to the Backup Manager. It will perform a 11107 // restore if appropriate, then pass responsibility back to the 11108 // Package Manager to run the post-install observer callbacks 11109 // and broadcasts. 11110 IBackupManager bm = IBackupManager.Stub.asInterface( 11111 ServiceManager.getService(Context.BACKUP_SERVICE)); 11112 if (bm != null) { 11113 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 11114 + " to BM for possible restore"); 11115 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 11116 try { 11117 // TODO: http://b/22388012 11118 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 11119 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 11120 } else { 11121 doRestore = false; 11122 } 11123 } catch (RemoteException e) { 11124 // can't happen; the backup manager is local 11125 } catch (Exception e) { 11126 Slog.e(TAG, "Exception trying to enqueue restore", e); 11127 doRestore = false; 11128 } 11129 } else { 11130 Slog.e(TAG, "Backup Manager not found!"); 11131 doRestore = false; 11132 } 11133 } 11134 11135 if (!doRestore) { 11136 // No restore possible, or the Backup Manager was mysteriously not 11137 // available -- just fire the post-install work request directly. 11138 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 11139 11140 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 11141 11142 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 11143 mHandler.sendMessage(msg); 11144 } 11145 } 11146 }); 11147 } 11148 11149 private abstract class HandlerParams { 11150 private static final int MAX_RETRIES = 4; 11151 11152 /** 11153 * Number of times startCopy() has been attempted and had a non-fatal 11154 * error. 11155 */ 11156 private int mRetries = 0; 11157 11158 /** User handle for the user requesting the information or installation. */ 11159 private final UserHandle mUser; 11160 String traceMethod; 11161 int traceCookie; 11162 11163 HandlerParams(UserHandle user) { 11164 mUser = user; 11165 } 11166 11167 UserHandle getUser() { 11168 return mUser; 11169 } 11170 11171 HandlerParams setTraceMethod(String traceMethod) { 11172 this.traceMethod = traceMethod; 11173 return this; 11174 } 11175 11176 HandlerParams setTraceCookie(int traceCookie) { 11177 this.traceCookie = traceCookie; 11178 return this; 11179 } 11180 11181 final boolean startCopy() { 11182 boolean res; 11183 try { 11184 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 11185 11186 if (++mRetries > MAX_RETRIES) { 11187 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 11188 mHandler.sendEmptyMessage(MCS_GIVE_UP); 11189 handleServiceError(); 11190 return false; 11191 } else { 11192 handleStartCopy(); 11193 res = true; 11194 } 11195 } catch (RemoteException e) { 11196 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 11197 mHandler.sendEmptyMessage(MCS_RECONNECT); 11198 res = false; 11199 } 11200 handleReturnCode(); 11201 return res; 11202 } 11203 11204 final void serviceError() { 11205 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 11206 handleServiceError(); 11207 handleReturnCode(); 11208 } 11209 11210 abstract void handleStartCopy() throws RemoteException; 11211 abstract void handleServiceError(); 11212 abstract void handleReturnCode(); 11213 } 11214 11215 class MeasureParams extends HandlerParams { 11216 private final PackageStats mStats; 11217 private boolean mSuccess; 11218 11219 private final IPackageStatsObserver mObserver; 11220 11221 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 11222 super(new UserHandle(stats.userHandle)); 11223 mObserver = observer; 11224 mStats = stats; 11225 } 11226 11227 @Override 11228 public String toString() { 11229 return "MeasureParams{" 11230 + Integer.toHexString(System.identityHashCode(this)) 11231 + " " + mStats.packageName + "}"; 11232 } 11233 11234 @Override 11235 void handleStartCopy() throws RemoteException { 11236 synchronized (mInstallLock) { 11237 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 11238 } 11239 11240 if (mSuccess) { 11241 final boolean mounted; 11242 if (Environment.isExternalStorageEmulated()) { 11243 mounted = true; 11244 } else { 11245 final String status = Environment.getExternalStorageState(); 11246 mounted = (Environment.MEDIA_MOUNTED.equals(status) 11247 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 11248 } 11249 11250 if (mounted) { 11251 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 11252 11253 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 11254 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 11255 11256 mStats.externalDataSize = calculateDirectorySize(mContainerService, 11257 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 11258 11259 // Always subtract cache size, since it's a subdirectory 11260 mStats.externalDataSize -= mStats.externalCacheSize; 11261 11262 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 11263 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 11264 11265 mStats.externalObbSize = calculateDirectorySize(mContainerService, 11266 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 11267 } 11268 } 11269 } 11270 11271 @Override 11272 void handleReturnCode() { 11273 if (mObserver != null) { 11274 try { 11275 mObserver.onGetStatsCompleted(mStats, mSuccess); 11276 } catch (RemoteException e) { 11277 Slog.i(TAG, "Observer no longer exists."); 11278 } 11279 } 11280 } 11281 11282 @Override 11283 void handleServiceError() { 11284 Slog.e(TAG, "Could not measure application " + mStats.packageName 11285 + " external storage"); 11286 } 11287 } 11288 11289 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 11290 throws RemoteException { 11291 long result = 0; 11292 for (File path : paths) { 11293 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 11294 } 11295 return result; 11296 } 11297 11298 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 11299 for (File path : paths) { 11300 try { 11301 mcs.clearDirectory(path.getAbsolutePath()); 11302 } catch (RemoteException e) { 11303 } 11304 } 11305 } 11306 11307 static class OriginInfo { 11308 /** 11309 * Location where install is coming from, before it has been 11310 * copied/renamed into place. This could be a single monolithic APK 11311 * file, or a cluster directory. This location may be untrusted. 11312 */ 11313 final File file; 11314 final String cid; 11315 11316 /** 11317 * Flag indicating that {@link #file} or {@link #cid} has already been 11318 * staged, meaning downstream users don't need to defensively copy the 11319 * contents. 11320 */ 11321 final boolean staged; 11322 11323 /** 11324 * Flag indicating that {@link #file} or {@link #cid} is an already 11325 * installed app that is being moved. 11326 */ 11327 final boolean existing; 11328 11329 final String resolvedPath; 11330 final File resolvedFile; 11331 11332 static OriginInfo fromNothing() { 11333 return new OriginInfo(null, null, false, false); 11334 } 11335 11336 static OriginInfo fromUntrustedFile(File file) { 11337 return new OriginInfo(file, null, false, false); 11338 } 11339 11340 static OriginInfo fromExistingFile(File file) { 11341 return new OriginInfo(file, null, false, true); 11342 } 11343 11344 static OriginInfo fromStagedFile(File file) { 11345 return new OriginInfo(file, null, true, false); 11346 } 11347 11348 static OriginInfo fromStagedContainer(String cid) { 11349 return new OriginInfo(null, cid, true, false); 11350 } 11351 11352 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 11353 this.file = file; 11354 this.cid = cid; 11355 this.staged = staged; 11356 this.existing = existing; 11357 11358 if (cid != null) { 11359 resolvedPath = PackageHelper.getSdDir(cid); 11360 resolvedFile = new File(resolvedPath); 11361 } else if (file != null) { 11362 resolvedPath = file.getAbsolutePath(); 11363 resolvedFile = file; 11364 } else { 11365 resolvedPath = null; 11366 resolvedFile = null; 11367 } 11368 } 11369 } 11370 11371 static class MoveInfo { 11372 final int moveId; 11373 final String fromUuid; 11374 final String toUuid; 11375 final String packageName; 11376 final String dataAppName; 11377 final int appId; 11378 final String seinfo; 11379 final int targetSdkVersion; 11380 11381 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 11382 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 11383 this.moveId = moveId; 11384 this.fromUuid = fromUuid; 11385 this.toUuid = toUuid; 11386 this.packageName = packageName; 11387 this.dataAppName = dataAppName; 11388 this.appId = appId; 11389 this.seinfo = seinfo; 11390 this.targetSdkVersion = targetSdkVersion; 11391 } 11392 } 11393 11394 class InstallParams extends HandlerParams { 11395 final OriginInfo origin; 11396 final MoveInfo move; 11397 final IPackageInstallObserver2 observer; 11398 int installFlags; 11399 final String installerPackageName; 11400 final String volumeUuid; 11401 final VerificationParams verificationParams; 11402 private InstallArgs mArgs; 11403 private int mRet; 11404 final String packageAbiOverride; 11405 final String[] grantedRuntimePermissions; 11406 11407 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11408 int installFlags, String installerPackageName, String volumeUuid, 11409 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 11410 String[] grantedPermissions) { 11411 super(user); 11412 this.origin = origin; 11413 this.move = move; 11414 this.observer = observer; 11415 this.installFlags = installFlags; 11416 this.installerPackageName = installerPackageName; 11417 this.volumeUuid = volumeUuid; 11418 this.verificationParams = verificationParams; 11419 this.packageAbiOverride = packageAbiOverride; 11420 this.grantedRuntimePermissions = grantedPermissions; 11421 } 11422 11423 @Override 11424 public String toString() { 11425 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11426 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11427 } 11428 11429 private int installLocationPolicy(PackageInfoLite pkgLite) { 11430 String packageName = pkgLite.packageName; 11431 int installLocation = pkgLite.installLocation; 11432 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11433 // reader 11434 synchronized (mPackages) { 11435 PackageParser.Package pkg = mPackages.get(packageName); 11436 if (pkg != null) { 11437 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11438 // Check for downgrading. 11439 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11440 try { 11441 checkDowngrade(pkg, pkgLite); 11442 } catch (PackageManagerException e) { 11443 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11444 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11445 } 11446 } 11447 // Check for updated system application. 11448 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11449 if (onSd) { 11450 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11451 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11452 } 11453 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11454 } else { 11455 if (onSd) { 11456 // Install flag overrides everything. 11457 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11458 } 11459 // If current upgrade specifies particular preference 11460 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11461 // Application explicitly specified internal. 11462 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11463 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11464 // App explictly prefers external. Let policy decide 11465 } else { 11466 // Prefer previous location 11467 if (isExternal(pkg)) { 11468 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11469 } 11470 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11471 } 11472 } 11473 } else { 11474 // Invalid install. Return error code 11475 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11476 } 11477 } 11478 } 11479 // All the special cases have been taken care of. 11480 // Return result based on recommended install location. 11481 if (onSd) { 11482 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11483 } 11484 return pkgLite.recommendedInstallLocation; 11485 } 11486 11487 /* 11488 * Invoke remote method to get package information and install 11489 * location values. Override install location based on default 11490 * policy if needed and then create install arguments based 11491 * on the install location. 11492 */ 11493 public void handleStartCopy() throws RemoteException { 11494 int ret = PackageManager.INSTALL_SUCCEEDED; 11495 11496 // If we're already staged, we've firmly committed to an install location 11497 if (origin.staged) { 11498 if (origin.file != null) { 11499 installFlags |= PackageManager.INSTALL_INTERNAL; 11500 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11501 } else if (origin.cid != null) { 11502 installFlags |= PackageManager.INSTALL_EXTERNAL; 11503 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11504 } else { 11505 throw new IllegalStateException("Invalid stage location"); 11506 } 11507 } 11508 11509 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11510 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11511 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11512 PackageInfoLite pkgLite = null; 11513 11514 if (onInt && onSd) { 11515 // Check if both bits are set. 11516 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11517 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11518 } else if (onSd && ephemeral) { 11519 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11520 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11521 } else { 11522 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11523 packageAbiOverride); 11524 11525 if (DEBUG_EPHEMERAL && ephemeral) { 11526 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11527 } 11528 11529 /* 11530 * If we have too little free space, try to free cache 11531 * before giving up. 11532 */ 11533 if (!origin.staged && pkgLite.recommendedInstallLocation 11534 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11535 // TODO: focus freeing disk space on the target device 11536 final StorageManager storage = StorageManager.from(mContext); 11537 final long lowThreshold = storage.getStorageLowBytes( 11538 Environment.getDataDirectory()); 11539 11540 final long sizeBytes = mContainerService.calculateInstalledSize( 11541 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11542 11543 try { 11544 mInstaller.freeCache(null, sizeBytes + lowThreshold); 11545 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11546 installFlags, packageAbiOverride); 11547 } catch (InstallerException e) { 11548 Slog.w(TAG, "Failed to free cache", e); 11549 } 11550 11551 /* 11552 * The cache free must have deleted the file we 11553 * downloaded to install. 11554 * 11555 * TODO: fix the "freeCache" call to not delete 11556 * the file we care about. 11557 */ 11558 if (pkgLite.recommendedInstallLocation 11559 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11560 pkgLite.recommendedInstallLocation 11561 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11562 } 11563 } 11564 } 11565 11566 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11567 int loc = pkgLite.recommendedInstallLocation; 11568 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11569 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11570 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11571 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11572 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11573 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11574 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11575 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11576 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11577 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11578 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11579 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11580 } else { 11581 // Override with defaults if needed. 11582 loc = installLocationPolicy(pkgLite); 11583 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11584 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11585 } else if (!onSd && !onInt) { 11586 // Override install location with flags 11587 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11588 // Set the flag to install on external media. 11589 installFlags |= PackageManager.INSTALL_EXTERNAL; 11590 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11591 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11592 if (DEBUG_EPHEMERAL) { 11593 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11594 } 11595 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11596 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11597 |PackageManager.INSTALL_INTERNAL); 11598 } else { 11599 // Make sure the flag for installing on external 11600 // media is unset 11601 installFlags |= PackageManager.INSTALL_INTERNAL; 11602 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11603 } 11604 } 11605 } 11606 } 11607 11608 final InstallArgs args = createInstallArgs(this); 11609 mArgs = args; 11610 11611 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11612 // TODO: http://b/22976637 11613 // Apps installed for "all" users use the device owner to verify the app 11614 UserHandle verifierUser = getUser(); 11615 if (verifierUser == UserHandle.ALL) { 11616 verifierUser = UserHandle.SYSTEM; 11617 } 11618 11619 /* 11620 * Determine if we have any installed package verifiers. If we 11621 * do, then we'll defer to them to verify the packages. 11622 */ 11623 final int requiredUid = mRequiredVerifierPackage == null ? -1 11624 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 11625 verifierUser.getIdentifier()); 11626 if (!origin.existing && requiredUid != -1 11627 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11628 final Intent verification = new Intent( 11629 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11630 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11631 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11632 PACKAGE_MIME_TYPE); 11633 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11634 11635 // Query all live verifiers based on current user state 11636 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11637 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11638 11639 if (DEBUG_VERIFY) { 11640 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11641 + verification.toString() + " with " + pkgLite.verifiers.length 11642 + " optional verifiers"); 11643 } 11644 11645 final int verificationId = mPendingVerificationToken++; 11646 11647 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11648 11649 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11650 installerPackageName); 11651 11652 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11653 installFlags); 11654 11655 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11656 pkgLite.packageName); 11657 11658 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11659 pkgLite.versionCode); 11660 11661 if (verificationParams != null) { 11662 if (verificationParams.getVerificationURI() != null) { 11663 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11664 verificationParams.getVerificationURI()); 11665 } 11666 if (verificationParams.getOriginatingURI() != null) { 11667 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11668 verificationParams.getOriginatingURI()); 11669 } 11670 if (verificationParams.getReferrer() != null) { 11671 verification.putExtra(Intent.EXTRA_REFERRER, 11672 verificationParams.getReferrer()); 11673 } 11674 if (verificationParams.getOriginatingUid() >= 0) { 11675 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11676 verificationParams.getOriginatingUid()); 11677 } 11678 if (verificationParams.getInstallerUid() >= 0) { 11679 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11680 verificationParams.getInstallerUid()); 11681 } 11682 } 11683 11684 final PackageVerificationState verificationState = new PackageVerificationState( 11685 requiredUid, args); 11686 11687 mPendingVerification.append(verificationId, verificationState); 11688 11689 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11690 receivers, verificationState); 11691 11692 /* 11693 * If any sufficient verifiers were listed in the package 11694 * manifest, attempt to ask them. 11695 */ 11696 if (sufficientVerifiers != null) { 11697 final int N = sufficientVerifiers.size(); 11698 if (N == 0) { 11699 Slog.i(TAG, "Additional verifiers required, but none installed."); 11700 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11701 } else { 11702 for (int i = 0; i < N; i++) { 11703 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11704 11705 final Intent sufficientIntent = new Intent(verification); 11706 sufficientIntent.setComponent(verifierComponent); 11707 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11708 } 11709 } 11710 } 11711 11712 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11713 mRequiredVerifierPackage, receivers); 11714 if (ret == PackageManager.INSTALL_SUCCEEDED 11715 && mRequiredVerifierPackage != null) { 11716 Trace.asyncTraceBegin( 11717 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11718 /* 11719 * Send the intent to the required verification agent, 11720 * but only start the verification timeout after the 11721 * target BroadcastReceivers have run. 11722 */ 11723 verification.setComponent(requiredVerifierComponent); 11724 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11725 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11726 new BroadcastReceiver() { 11727 @Override 11728 public void onReceive(Context context, Intent intent) { 11729 final Message msg = mHandler 11730 .obtainMessage(CHECK_PENDING_VERIFICATION); 11731 msg.arg1 = verificationId; 11732 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11733 } 11734 }, null, 0, null, null); 11735 11736 /* 11737 * We don't want the copy to proceed until verification 11738 * succeeds, so null out this field. 11739 */ 11740 mArgs = null; 11741 } 11742 } else { 11743 /* 11744 * No package verification is enabled, so immediately start 11745 * the remote call to initiate copy using temporary file. 11746 */ 11747 ret = args.copyApk(mContainerService, true); 11748 } 11749 } 11750 11751 mRet = ret; 11752 } 11753 11754 @Override 11755 void handleReturnCode() { 11756 // If mArgs is null, then MCS couldn't be reached. When it 11757 // reconnects, it will try again to install. At that point, this 11758 // will succeed. 11759 if (mArgs != null) { 11760 processPendingInstall(mArgs, mRet); 11761 } 11762 } 11763 11764 @Override 11765 void handleServiceError() { 11766 mArgs = createInstallArgs(this); 11767 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11768 } 11769 11770 public boolean isForwardLocked() { 11771 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11772 } 11773 } 11774 11775 /** 11776 * Used during creation of InstallArgs 11777 * 11778 * @param installFlags package installation flags 11779 * @return true if should be installed on external storage 11780 */ 11781 private static boolean installOnExternalAsec(int installFlags) { 11782 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11783 return false; 11784 } 11785 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11786 return true; 11787 } 11788 return false; 11789 } 11790 11791 /** 11792 * Used during creation of InstallArgs 11793 * 11794 * @param installFlags package installation flags 11795 * @return true if should be installed as forward locked 11796 */ 11797 private static boolean installForwardLocked(int installFlags) { 11798 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11799 } 11800 11801 private InstallArgs createInstallArgs(InstallParams params) { 11802 if (params.move != null) { 11803 return new MoveInstallArgs(params); 11804 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11805 return new AsecInstallArgs(params); 11806 } else { 11807 return new FileInstallArgs(params); 11808 } 11809 } 11810 11811 /** 11812 * Create args that describe an existing installed package. Typically used 11813 * when cleaning up old installs, or used as a move source. 11814 */ 11815 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11816 String resourcePath, String[] instructionSets) { 11817 final boolean isInAsec; 11818 if (installOnExternalAsec(installFlags)) { 11819 /* Apps on SD card are always in ASEC containers. */ 11820 isInAsec = true; 11821 } else if (installForwardLocked(installFlags) 11822 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11823 /* 11824 * Forward-locked apps are only in ASEC containers if they're the 11825 * new style 11826 */ 11827 isInAsec = true; 11828 } else { 11829 isInAsec = false; 11830 } 11831 11832 if (isInAsec) { 11833 return new AsecInstallArgs(codePath, instructionSets, 11834 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11835 } else { 11836 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11837 } 11838 } 11839 11840 static abstract class InstallArgs { 11841 /** @see InstallParams#origin */ 11842 final OriginInfo origin; 11843 /** @see InstallParams#move */ 11844 final MoveInfo move; 11845 11846 final IPackageInstallObserver2 observer; 11847 // Always refers to PackageManager flags only 11848 final int installFlags; 11849 final String installerPackageName; 11850 final String volumeUuid; 11851 final UserHandle user; 11852 final String abiOverride; 11853 final String[] installGrantPermissions; 11854 /** If non-null, drop an async trace when the install completes */ 11855 final String traceMethod; 11856 final int traceCookie; 11857 11858 // The list of instruction sets supported by this app. This is currently 11859 // only used during the rmdex() phase to clean up resources. We can get rid of this 11860 // if we move dex files under the common app path. 11861 /* nullable */ String[] instructionSets; 11862 11863 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11864 int installFlags, String installerPackageName, String volumeUuid, 11865 UserHandle user, String[] instructionSets, 11866 String abiOverride, String[] installGrantPermissions, 11867 String traceMethod, int traceCookie) { 11868 this.origin = origin; 11869 this.move = move; 11870 this.installFlags = installFlags; 11871 this.observer = observer; 11872 this.installerPackageName = installerPackageName; 11873 this.volumeUuid = volumeUuid; 11874 this.user = user; 11875 this.instructionSets = instructionSets; 11876 this.abiOverride = abiOverride; 11877 this.installGrantPermissions = installGrantPermissions; 11878 this.traceMethod = traceMethod; 11879 this.traceCookie = traceCookie; 11880 } 11881 11882 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11883 abstract int doPreInstall(int status); 11884 11885 /** 11886 * Rename package into final resting place. All paths on the given 11887 * scanned package should be updated to reflect the rename. 11888 */ 11889 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11890 abstract int doPostInstall(int status, int uid); 11891 11892 /** @see PackageSettingBase#codePathString */ 11893 abstract String getCodePath(); 11894 /** @see PackageSettingBase#resourcePathString */ 11895 abstract String getResourcePath(); 11896 11897 // Need installer lock especially for dex file removal. 11898 abstract void cleanUpResourcesLI(); 11899 abstract boolean doPostDeleteLI(boolean delete); 11900 11901 /** 11902 * Called before the source arguments are copied. This is used mostly 11903 * for MoveParams when it needs to read the source file to put it in the 11904 * destination. 11905 */ 11906 int doPreCopy() { 11907 return PackageManager.INSTALL_SUCCEEDED; 11908 } 11909 11910 /** 11911 * Called after the source arguments are copied. This is used mostly for 11912 * MoveParams when it needs to read the source file to put it in the 11913 * destination. 11914 * 11915 * @return 11916 */ 11917 int doPostCopy(int uid) { 11918 return PackageManager.INSTALL_SUCCEEDED; 11919 } 11920 11921 protected boolean isFwdLocked() { 11922 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11923 } 11924 11925 protected boolean isExternalAsec() { 11926 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11927 } 11928 11929 protected boolean isEphemeral() { 11930 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11931 } 11932 11933 UserHandle getUser() { 11934 return user; 11935 } 11936 } 11937 11938 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11939 if (!allCodePaths.isEmpty()) { 11940 if (instructionSets == null) { 11941 throw new IllegalStateException("instructionSet == null"); 11942 } 11943 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11944 for (String codePath : allCodePaths) { 11945 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11946 try { 11947 mInstaller.rmdex(codePath, dexCodeInstructionSet); 11948 } catch (InstallerException ignored) { 11949 } 11950 } 11951 } 11952 } 11953 } 11954 11955 /** 11956 * Logic to handle installation of non-ASEC applications, including copying 11957 * and renaming logic. 11958 */ 11959 class FileInstallArgs extends InstallArgs { 11960 private File codeFile; 11961 private File resourceFile; 11962 11963 // Example topology: 11964 // /data/app/com.example/base.apk 11965 // /data/app/com.example/split_foo.apk 11966 // /data/app/com.example/lib/arm/libfoo.so 11967 // /data/app/com.example/lib/arm64/libfoo.so 11968 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11969 11970 /** New install */ 11971 FileInstallArgs(InstallParams params) { 11972 super(params.origin, params.move, params.observer, params.installFlags, 11973 params.installerPackageName, params.volumeUuid, 11974 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11975 params.grantedRuntimePermissions, 11976 params.traceMethod, params.traceCookie); 11977 if (isFwdLocked()) { 11978 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11979 } 11980 } 11981 11982 /** Existing install */ 11983 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11984 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 11985 null, null, null, 0); 11986 this.codeFile = (codePath != null) ? new File(codePath) : null; 11987 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11988 } 11989 11990 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11991 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11992 try { 11993 return doCopyApk(imcs, temp); 11994 } finally { 11995 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11996 } 11997 } 11998 11999 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12000 if (origin.staged) { 12001 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 12002 codeFile = origin.file; 12003 resourceFile = origin.file; 12004 return PackageManager.INSTALL_SUCCEEDED; 12005 } 12006 12007 try { 12008 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12009 final File tempDir = 12010 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 12011 codeFile = tempDir; 12012 resourceFile = tempDir; 12013 } catch (IOException e) { 12014 Slog.w(TAG, "Failed to create copy file: " + e); 12015 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 12016 } 12017 12018 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 12019 @Override 12020 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 12021 if (!FileUtils.isValidExtFilename(name)) { 12022 throw new IllegalArgumentException("Invalid filename: " + name); 12023 } 12024 try { 12025 final File file = new File(codeFile, name); 12026 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 12027 O_RDWR | O_CREAT, 0644); 12028 Os.chmod(file.getAbsolutePath(), 0644); 12029 return new ParcelFileDescriptor(fd); 12030 } catch (ErrnoException e) { 12031 throw new RemoteException("Failed to open: " + e.getMessage()); 12032 } 12033 } 12034 }; 12035 12036 int ret = PackageManager.INSTALL_SUCCEEDED; 12037 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 12038 if (ret != PackageManager.INSTALL_SUCCEEDED) { 12039 Slog.e(TAG, "Failed to copy package"); 12040 return ret; 12041 } 12042 12043 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 12044 NativeLibraryHelper.Handle handle = null; 12045 try { 12046 handle = NativeLibraryHelper.Handle.create(codeFile); 12047 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 12048 abiOverride); 12049 } catch (IOException e) { 12050 Slog.e(TAG, "Copying native libraries failed", e); 12051 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12052 } finally { 12053 IoUtils.closeQuietly(handle); 12054 } 12055 12056 return ret; 12057 } 12058 12059 int doPreInstall(int status) { 12060 if (status != PackageManager.INSTALL_SUCCEEDED) { 12061 cleanUp(); 12062 } 12063 return status; 12064 } 12065 12066 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12067 if (status != PackageManager.INSTALL_SUCCEEDED) { 12068 cleanUp(); 12069 return false; 12070 } 12071 12072 final File targetDir = codeFile.getParentFile(); 12073 final File beforeCodeFile = codeFile; 12074 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 12075 12076 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 12077 try { 12078 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 12079 } catch (ErrnoException e) { 12080 Slog.w(TAG, "Failed to rename", e); 12081 return false; 12082 } 12083 12084 if (!SELinux.restoreconRecursive(afterCodeFile)) { 12085 Slog.w(TAG, "Failed to restorecon"); 12086 return false; 12087 } 12088 12089 // Reflect the rename internally 12090 codeFile = afterCodeFile; 12091 resourceFile = afterCodeFile; 12092 12093 // Reflect the rename in scanned details 12094 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12095 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12096 afterCodeFile, pkg.baseCodePath)); 12097 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12098 afterCodeFile, pkg.splitCodePaths)); 12099 12100 // Reflect the rename in app info 12101 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12102 pkg.setApplicationInfoCodePath(pkg.codePath); 12103 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12104 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12105 pkg.setApplicationInfoResourcePath(pkg.codePath); 12106 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12107 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12108 12109 return true; 12110 } 12111 12112 int doPostInstall(int status, int uid) { 12113 if (status != PackageManager.INSTALL_SUCCEEDED) { 12114 cleanUp(); 12115 } 12116 return status; 12117 } 12118 12119 @Override 12120 String getCodePath() { 12121 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12122 } 12123 12124 @Override 12125 String getResourcePath() { 12126 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12127 } 12128 12129 private boolean cleanUp() { 12130 if (codeFile == null || !codeFile.exists()) { 12131 return false; 12132 } 12133 12134 removeCodePathLI(codeFile); 12135 12136 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 12137 resourceFile.delete(); 12138 } 12139 12140 return true; 12141 } 12142 12143 void cleanUpResourcesLI() { 12144 // Try enumerating all code paths before deleting 12145 List<String> allCodePaths = Collections.EMPTY_LIST; 12146 if (codeFile != null && codeFile.exists()) { 12147 try { 12148 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12149 allCodePaths = pkg.getAllCodePaths(); 12150 } catch (PackageParserException e) { 12151 // Ignored; we tried our best 12152 } 12153 } 12154 12155 cleanUp(); 12156 removeDexFiles(allCodePaths, instructionSets); 12157 } 12158 12159 boolean doPostDeleteLI(boolean delete) { 12160 // XXX err, shouldn't we respect the delete flag? 12161 cleanUpResourcesLI(); 12162 return true; 12163 } 12164 } 12165 12166 private boolean isAsecExternal(String cid) { 12167 final String asecPath = PackageHelper.getSdFilesystem(cid); 12168 return !asecPath.startsWith(mAsecInternalPath); 12169 } 12170 12171 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 12172 PackageManagerException { 12173 if (copyRet < 0) { 12174 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 12175 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 12176 throw new PackageManagerException(copyRet, message); 12177 } 12178 } 12179 } 12180 12181 /** 12182 * Extract the MountService "container ID" from the full code path of an 12183 * .apk. 12184 */ 12185 static String cidFromCodePath(String fullCodePath) { 12186 int eidx = fullCodePath.lastIndexOf("/"); 12187 String subStr1 = fullCodePath.substring(0, eidx); 12188 int sidx = subStr1.lastIndexOf("/"); 12189 return subStr1.substring(sidx+1, eidx); 12190 } 12191 12192 /** 12193 * Logic to handle installation of ASEC applications, including copying and 12194 * renaming logic. 12195 */ 12196 class AsecInstallArgs extends InstallArgs { 12197 static final String RES_FILE_NAME = "pkg.apk"; 12198 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 12199 12200 String cid; 12201 String packagePath; 12202 String resourcePath; 12203 12204 /** New install */ 12205 AsecInstallArgs(InstallParams params) { 12206 super(params.origin, params.move, params.observer, params.installFlags, 12207 params.installerPackageName, params.volumeUuid, 12208 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12209 params.grantedRuntimePermissions, 12210 params.traceMethod, params.traceCookie); 12211 } 12212 12213 /** Existing install */ 12214 AsecInstallArgs(String fullCodePath, String[] instructionSets, 12215 boolean isExternal, boolean isForwardLocked) { 12216 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 12217 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12218 instructionSets, null, null, null, 0); 12219 // Hackily pretend we're still looking at a full code path 12220 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 12221 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 12222 } 12223 12224 // Extract cid from fullCodePath 12225 int eidx = fullCodePath.lastIndexOf("/"); 12226 String subStr1 = fullCodePath.substring(0, eidx); 12227 int sidx = subStr1.lastIndexOf("/"); 12228 cid = subStr1.substring(sidx+1, eidx); 12229 setMountPath(subStr1); 12230 } 12231 12232 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 12233 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 12234 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12235 instructionSets, null, null, null, 0); 12236 this.cid = cid; 12237 setMountPath(PackageHelper.getSdDir(cid)); 12238 } 12239 12240 void createCopyFile() { 12241 cid = mInstallerService.allocateExternalStageCidLegacy(); 12242 } 12243 12244 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12245 if (origin.staged && origin.cid != null) { 12246 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 12247 cid = origin.cid; 12248 setMountPath(PackageHelper.getSdDir(cid)); 12249 return PackageManager.INSTALL_SUCCEEDED; 12250 } 12251 12252 if (temp) { 12253 createCopyFile(); 12254 } else { 12255 /* 12256 * Pre-emptively destroy the container since it's destroyed if 12257 * copying fails due to it existing anyway. 12258 */ 12259 PackageHelper.destroySdDir(cid); 12260 } 12261 12262 final String newMountPath = imcs.copyPackageToContainer( 12263 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 12264 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 12265 12266 if (newMountPath != null) { 12267 setMountPath(newMountPath); 12268 return PackageManager.INSTALL_SUCCEEDED; 12269 } else { 12270 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12271 } 12272 } 12273 12274 @Override 12275 String getCodePath() { 12276 return packagePath; 12277 } 12278 12279 @Override 12280 String getResourcePath() { 12281 return resourcePath; 12282 } 12283 12284 int doPreInstall(int status) { 12285 if (status != PackageManager.INSTALL_SUCCEEDED) { 12286 // Destroy container 12287 PackageHelper.destroySdDir(cid); 12288 } else { 12289 boolean mounted = PackageHelper.isContainerMounted(cid); 12290 if (!mounted) { 12291 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 12292 Process.SYSTEM_UID); 12293 if (newMountPath != null) { 12294 setMountPath(newMountPath); 12295 } else { 12296 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12297 } 12298 } 12299 } 12300 return status; 12301 } 12302 12303 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12304 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 12305 String newMountPath = null; 12306 if (PackageHelper.isContainerMounted(cid)) { 12307 // Unmount the container 12308 if (!PackageHelper.unMountSdDir(cid)) { 12309 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 12310 return false; 12311 } 12312 } 12313 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12314 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 12315 " which might be stale. Will try to clean up."); 12316 // Clean up the stale container and proceed to recreate. 12317 if (!PackageHelper.destroySdDir(newCacheId)) { 12318 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 12319 return false; 12320 } 12321 // Successfully cleaned up stale container. Try to rename again. 12322 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12323 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 12324 + " inspite of cleaning it up."); 12325 return false; 12326 } 12327 } 12328 if (!PackageHelper.isContainerMounted(newCacheId)) { 12329 Slog.w(TAG, "Mounting container " + newCacheId); 12330 newMountPath = PackageHelper.mountSdDir(newCacheId, 12331 getEncryptKey(), Process.SYSTEM_UID); 12332 } else { 12333 newMountPath = PackageHelper.getSdDir(newCacheId); 12334 } 12335 if (newMountPath == null) { 12336 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 12337 return false; 12338 } 12339 Log.i(TAG, "Succesfully renamed " + cid + 12340 " to " + newCacheId + 12341 " at new path: " + newMountPath); 12342 cid = newCacheId; 12343 12344 final File beforeCodeFile = new File(packagePath); 12345 setMountPath(newMountPath); 12346 final File afterCodeFile = new File(packagePath); 12347 12348 // Reflect the rename in scanned details 12349 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12350 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12351 afterCodeFile, pkg.baseCodePath)); 12352 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12353 afterCodeFile, pkg.splitCodePaths)); 12354 12355 // Reflect the rename in app info 12356 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12357 pkg.setApplicationInfoCodePath(pkg.codePath); 12358 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12359 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12360 pkg.setApplicationInfoResourcePath(pkg.codePath); 12361 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12362 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12363 12364 return true; 12365 } 12366 12367 private void setMountPath(String mountPath) { 12368 final File mountFile = new File(mountPath); 12369 12370 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 12371 if (monolithicFile.exists()) { 12372 packagePath = monolithicFile.getAbsolutePath(); 12373 if (isFwdLocked()) { 12374 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 12375 } else { 12376 resourcePath = packagePath; 12377 } 12378 } else { 12379 packagePath = mountFile.getAbsolutePath(); 12380 resourcePath = packagePath; 12381 } 12382 } 12383 12384 int doPostInstall(int status, int uid) { 12385 if (status != PackageManager.INSTALL_SUCCEEDED) { 12386 cleanUp(); 12387 } else { 12388 final int groupOwner; 12389 final String protectedFile; 12390 if (isFwdLocked()) { 12391 groupOwner = UserHandle.getSharedAppGid(uid); 12392 protectedFile = RES_FILE_NAME; 12393 } else { 12394 groupOwner = -1; 12395 protectedFile = null; 12396 } 12397 12398 if (uid < Process.FIRST_APPLICATION_UID 12399 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 12400 Slog.e(TAG, "Failed to finalize " + cid); 12401 PackageHelper.destroySdDir(cid); 12402 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12403 } 12404 12405 boolean mounted = PackageHelper.isContainerMounted(cid); 12406 if (!mounted) { 12407 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 12408 } 12409 } 12410 return status; 12411 } 12412 12413 private void cleanUp() { 12414 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12415 12416 // Destroy secure container 12417 PackageHelper.destroySdDir(cid); 12418 } 12419 12420 private List<String> getAllCodePaths() { 12421 final File codeFile = new File(getCodePath()); 12422 if (codeFile != null && codeFile.exists()) { 12423 try { 12424 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12425 return pkg.getAllCodePaths(); 12426 } catch (PackageParserException e) { 12427 // Ignored; we tried our best 12428 } 12429 } 12430 return Collections.EMPTY_LIST; 12431 } 12432 12433 void cleanUpResourcesLI() { 12434 // Enumerate all code paths before deleting 12435 cleanUpResourcesLI(getAllCodePaths()); 12436 } 12437 12438 private void cleanUpResourcesLI(List<String> allCodePaths) { 12439 cleanUp(); 12440 removeDexFiles(allCodePaths, instructionSets); 12441 } 12442 12443 String getPackageName() { 12444 return getAsecPackageName(cid); 12445 } 12446 12447 boolean doPostDeleteLI(boolean delete) { 12448 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12449 final List<String> allCodePaths = getAllCodePaths(); 12450 boolean mounted = PackageHelper.isContainerMounted(cid); 12451 if (mounted) { 12452 // Unmount first 12453 if (PackageHelper.unMountSdDir(cid)) { 12454 mounted = false; 12455 } 12456 } 12457 if (!mounted && delete) { 12458 cleanUpResourcesLI(allCodePaths); 12459 } 12460 return !mounted; 12461 } 12462 12463 @Override 12464 int doPreCopy() { 12465 if (isFwdLocked()) { 12466 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 12467 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 12468 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12469 } 12470 } 12471 12472 return PackageManager.INSTALL_SUCCEEDED; 12473 } 12474 12475 @Override 12476 int doPostCopy(int uid) { 12477 if (isFwdLocked()) { 12478 if (uid < Process.FIRST_APPLICATION_UID 12479 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12480 RES_FILE_NAME)) { 12481 Slog.e(TAG, "Failed to finalize " + cid); 12482 PackageHelper.destroySdDir(cid); 12483 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12484 } 12485 } 12486 12487 return PackageManager.INSTALL_SUCCEEDED; 12488 } 12489 } 12490 12491 /** 12492 * Logic to handle movement of existing installed applications. 12493 */ 12494 class MoveInstallArgs extends InstallArgs { 12495 private File codeFile; 12496 private File resourceFile; 12497 12498 /** New install */ 12499 MoveInstallArgs(InstallParams params) { 12500 super(params.origin, params.move, params.observer, params.installFlags, 12501 params.installerPackageName, params.volumeUuid, 12502 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12503 params.grantedRuntimePermissions, 12504 params.traceMethod, params.traceCookie); 12505 } 12506 12507 int copyApk(IMediaContainerService imcs, boolean temp) { 12508 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12509 + move.fromUuid + " to " + move.toUuid); 12510 synchronized (mInstaller) { 12511 try { 12512 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12513 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 12514 } catch (InstallerException e) { 12515 Slog.w(TAG, "Failed to move app", e); 12516 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12517 } 12518 } 12519 12520 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12521 resourceFile = codeFile; 12522 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12523 12524 return PackageManager.INSTALL_SUCCEEDED; 12525 } 12526 12527 int doPreInstall(int status) { 12528 if (status != PackageManager.INSTALL_SUCCEEDED) { 12529 cleanUp(move.toUuid); 12530 } 12531 return status; 12532 } 12533 12534 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12535 if (status != PackageManager.INSTALL_SUCCEEDED) { 12536 cleanUp(move.toUuid); 12537 return false; 12538 } 12539 12540 // Reflect the move in app info 12541 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12542 pkg.setApplicationInfoCodePath(pkg.codePath); 12543 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12544 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12545 pkg.setApplicationInfoResourcePath(pkg.codePath); 12546 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12547 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12548 12549 return true; 12550 } 12551 12552 int doPostInstall(int status, int uid) { 12553 if (status == PackageManager.INSTALL_SUCCEEDED) { 12554 cleanUp(move.fromUuid); 12555 } else { 12556 cleanUp(move.toUuid); 12557 } 12558 return status; 12559 } 12560 12561 @Override 12562 String getCodePath() { 12563 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12564 } 12565 12566 @Override 12567 String getResourcePath() { 12568 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12569 } 12570 12571 private boolean cleanUp(String volumeUuid) { 12572 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12573 move.dataAppName); 12574 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12575 synchronized (mInstallLock) { 12576 // Clean up both app data and code 12577 removeDataDirsLI(volumeUuid, move.packageName); 12578 removeCodePathLI(codeFile); 12579 } 12580 return true; 12581 } 12582 12583 void cleanUpResourcesLI() { 12584 throw new UnsupportedOperationException(); 12585 } 12586 12587 boolean doPostDeleteLI(boolean delete) { 12588 throw new UnsupportedOperationException(); 12589 } 12590 } 12591 12592 static String getAsecPackageName(String packageCid) { 12593 int idx = packageCid.lastIndexOf("-"); 12594 if (idx == -1) { 12595 return packageCid; 12596 } 12597 return packageCid.substring(0, idx); 12598 } 12599 12600 // Utility method used to create code paths based on package name and available index. 12601 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12602 String idxStr = ""; 12603 int idx = 1; 12604 // Fall back to default value of idx=1 if prefix is not 12605 // part of oldCodePath 12606 if (oldCodePath != null) { 12607 String subStr = oldCodePath; 12608 // Drop the suffix right away 12609 if (suffix != null && subStr.endsWith(suffix)) { 12610 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12611 } 12612 // If oldCodePath already contains prefix find out the 12613 // ending index to either increment or decrement. 12614 int sidx = subStr.lastIndexOf(prefix); 12615 if (sidx != -1) { 12616 subStr = subStr.substring(sidx + prefix.length()); 12617 if (subStr != null) { 12618 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12619 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12620 } 12621 try { 12622 idx = Integer.parseInt(subStr); 12623 if (idx <= 1) { 12624 idx++; 12625 } else { 12626 idx--; 12627 } 12628 } catch(NumberFormatException e) { 12629 } 12630 } 12631 } 12632 } 12633 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12634 return prefix + idxStr; 12635 } 12636 12637 private File getNextCodePath(File targetDir, String packageName) { 12638 int suffix = 1; 12639 File result; 12640 do { 12641 result = new File(targetDir, packageName + "-" + suffix); 12642 suffix++; 12643 } while (result.exists()); 12644 return result; 12645 } 12646 12647 // Utility method that returns the relative package path with respect 12648 // to the installation directory. Like say for /data/data/com.test-1.apk 12649 // string com.test-1 is returned. 12650 static String deriveCodePathName(String codePath) { 12651 if (codePath == null) { 12652 return null; 12653 } 12654 final File codeFile = new File(codePath); 12655 final String name = codeFile.getName(); 12656 if (codeFile.isDirectory()) { 12657 return name; 12658 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12659 final int lastDot = name.lastIndexOf('.'); 12660 return name.substring(0, lastDot); 12661 } else { 12662 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12663 return null; 12664 } 12665 } 12666 12667 static class PackageInstalledInfo { 12668 String name; 12669 int uid; 12670 // The set of users that originally had this package installed. 12671 int[] origUsers; 12672 // The set of users that now have this package installed. 12673 int[] newUsers; 12674 PackageParser.Package pkg; 12675 int returnCode; 12676 String returnMsg; 12677 PackageRemovedInfo removedInfo; 12678 12679 public void setError(int code, String msg) { 12680 returnCode = code; 12681 returnMsg = msg; 12682 Slog.w(TAG, msg); 12683 } 12684 12685 public void setError(String msg, PackageParserException e) { 12686 returnCode = e.error; 12687 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12688 Slog.w(TAG, msg, e); 12689 } 12690 12691 public void setError(String msg, PackageManagerException e) { 12692 returnCode = e.error; 12693 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12694 Slog.w(TAG, msg, e); 12695 } 12696 12697 // In some error cases we want to convey more info back to the observer 12698 String origPackage; 12699 String origPermission; 12700 } 12701 12702 /* 12703 * Install a non-existing package. 12704 */ 12705 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12706 UserHandle user, String installerPackageName, String volumeUuid, 12707 PackageInstalledInfo res) { 12708 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12709 12710 // Remember this for later, in case we need to rollback this install 12711 String pkgName = pkg.packageName; 12712 12713 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12714 // TODO: b/23350563 12715 final boolean dataDirExists = Environment 12716 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12717 12718 synchronized(mPackages) { 12719 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12720 // A package with the same name is already installed, though 12721 // it has been renamed to an older name. The package we 12722 // are trying to install should be installed as an update to 12723 // the existing one, but that has not been requested, so bail. 12724 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12725 + " without first uninstalling package running as " 12726 + mSettings.mRenamedPackages.get(pkgName)); 12727 return; 12728 } 12729 if (mPackages.containsKey(pkgName)) { 12730 // Don't allow installation over an existing package with the same name. 12731 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12732 + " without first uninstalling."); 12733 return; 12734 } 12735 } 12736 12737 try { 12738 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12739 System.currentTimeMillis(), user); 12740 12741 updateSettingsLI(newPackage, installerPackageName, null, null, res, user); 12742 prepareAppDataAfterInstall(newPackage); 12743 12744 // delete the partially installed application. the data directory will have to be 12745 // restored if it was already existing 12746 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12747 // remove package from internal structures. Note that we want deletePackageX to 12748 // delete the package data and cache directories that it created in 12749 // scanPackageLocked, unless those directories existed before we even tried to 12750 // install. 12751 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12752 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12753 res.removedInfo, true, null); 12754 } 12755 12756 } catch (PackageManagerException e) { 12757 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12758 } 12759 12760 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12761 } 12762 12763 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12764 // Can't rotate keys during boot or if sharedUser. 12765 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12766 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12767 return false; 12768 } 12769 // app is using upgradeKeySets; make sure all are valid 12770 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12771 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12772 for (int i = 0; i < upgradeKeySets.length; i++) { 12773 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12774 Slog.wtf(TAG, "Package " 12775 + (oldPs.name != null ? oldPs.name : "<null>") 12776 + " contains upgrade-key-set reference to unknown key-set: " 12777 + upgradeKeySets[i] 12778 + " reverting to signatures check."); 12779 return false; 12780 } 12781 } 12782 return true; 12783 } 12784 12785 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12786 // Upgrade keysets are being used. Determine if new package has a superset of the 12787 // required keys. 12788 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12789 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12790 for (int i = 0; i < upgradeKeySets.length; i++) { 12791 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12792 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12793 return true; 12794 } 12795 } 12796 return false; 12797 } 12798 12799 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12800 UserHandle user, String installerPackageName, String volumeUuid, 12801 PackageInstalledInfo res) { 12802 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12803 12804 final PackageParser.Package oldPackage; 12805 final String pkgName = pkg.packageName; 12806 final int[] allUsers; 12807 final boolean[] perUserInstalled; 12808 12809 // First find the old package info and check signatures 12810 synchronized(mPackages) { 12811 oldPackage = mPackages.get(pkgName); 12812 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12813 if (isEphemeral && !oldIsEphemeral) { 12814 // can't downgrade from full to ephemeral 12815 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12816 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12817 return; 12818 } 12819 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12820 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12821 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12822 if (!checkUpgradeKeySetLP(ps, pkg)) { 12823 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12824 "New package not signed by keys specified by upgrade-keysets: " 12825 + pkgName); 12826 return; 12827 } 12828 } else { 12829 // default to original signature matching 12830 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12831 != PackageManager.SIGNATURE_MATCH) { 12832 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12833 "New package has a different signature: " + pkgName); 12834 return; 12835 } 12836 } 12837 12838 // In case of rollback, remember per-user/profile install state 12839 allUsers = sUserManager.getUserIds(); 12840 perUserInstalled = new boolean[allUsers.length]; 12841 for (int i = 0; i < allUsers.length; i++) { 12842 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12843 } 12844 } 12845 12846 boolean sysPkg = (isSystemApp(oldPackage)); 12847 if (sysPkg) { 12848 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12849 user, allUsers, perUserInstalled, installerPackageName, res); 12850 } else { 12851 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12852 user, allUsers, perUserInstalled, installerPackageName, res); 12853 } 12854 } 12855 12856 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12857 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12858 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12859 PackageInstalledInfo res) { 12860 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12861 + deletedPackage); 12862 12863 String pkgName = deletedPackage.packageName; 12864 boolean deletedPkg = true; 12865 boolean addedPkg = false; 12866 12867 final long origUpdateTime = (pkg.mExtras != null) 12868 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 12869 12870 // First delete the existing package while retaining the data directory 12871 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12872 res.removedInfo, true, pkg)) { 12873 // If the existing package wasn't successfully deleted 12874 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12875 deletedPkg = false; 12876 } else { 12877 // Successfully deleted the old package; proceed with replace. 12878 12879 // If deleted package lived in a container, give users a chance to 12880 // relinquish resources before killing. 12881 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12882 if (DEBUG_INSTALL) { 12883 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12884 } 12885 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12886 final ArrayList<String> pkgList = new ArrayList<String>(1); 12887 pkgList.add(deletedPackage.applicationInfo.packageName); 12888 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12889 } 12890 12891 deleteCodeCacheDirsLI(pkg); 12892 12893 try { 12894 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12895 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12896 updateSettingsLI(newPackage, installerPackageName, allUsers, 12897 perUserInstalled, res, user); 12898 prepareAppDataAfterInstall(newPackage); 12899 addedPkg = true; 12900 } catch (PackageManagerException e) { 12901 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12902 } 12903 } 12904 12905 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12906 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12907 12908 // Revert all internal state mutations and added folders for the failed install 12909 if (addedPkg) { 12910 deletePackageLI(pkgName, null, true, allUsers, perUserInstalled, 12911 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 12912 } 12913 12914 // Restore the old package 12915 if (deletedPkg) { 12916 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12917 File restoreFile = new File(deletedPackage.codePath); 12918 // Parse old package 12919 boolean oldExternal = isExternal(deletedPackage); 12920 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12921 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12922 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12923 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12924 try { 12925 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12926 null); 12927 } catch (PackageManagerException e) { 12928 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12929 + e.getMessage()); 12930 return; 12931 } 12932 12933 synchronized (mPackages) { 12934 // Ensure the installer package name up to date 12935 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 12936 12937 // Update permissions for restored package 12938 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 12939 12940 mSettings.writeLPr(); 12941 } 12942 12943 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12944 } 12945 } 12946 } 12947 12948 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12949 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12950 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12951 PackageInstalledInfo res) { 12952 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12953 + ", old=" + deletedPackage); 12954 12955 final boolean disabledSystem; 12956 12957 // Set the system/privileged flags as needed 12958 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12959 if ((deletedPackage.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12960 != 0) { 12961 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12962 } 12963 12964 // Kill package processes including services, providers, etc. 12965 killPackage(deletedPackage, "replace sys pkg"); 12966 12967 // Report the result for the parent package only 12968 res.removedInfo.uid = deletedPackage.applicationInfo.uid; 12969 res.removedInfo.removedPackage = deletedPackage.packageName; 12970 12971 // Remove existing system package 12972 removePackageSettingLI(deletedPackage, true); 12973 12974 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 12975 if (!disabledSystem) { 12976 // We didn't need to disable the .apk as a current system package, 12977 // which means we are replacing another update that is already 12978 // installed. We need to make sure to delete the older one's .apk. 12979 res.removedInfo.args = createInstallArgsForExisting(0, 12980 deletedPackage.applicationInfo.getCodePath(), 12981 deletedPackage.applicationInfo.getResourcePath(), 12982 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12983 } else { 12984 res.removedInfo.args = null; 12985 } 12986 12987 // Successfully disabled the old package. Now proceed with re-installation 12988 deleteCodeCacheDirsLI(pkg); 12989 12990 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12991 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 12992 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 12993 12994 PackageParser.Package newPackage = null; 12995 try { 12996 // Add the package to the internal data structures 12997 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12998 12999 // Set the update and install times 13000 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 13001 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 13002 System.currentTimeMillis()); 13003 13004 // Check for shared user id changes 13005 String invalidPackageName = getParentOrChildPackageChangedSharedUser(deletedPackage, newPackage); 13006 if (invalidPackageName != null) { 13007 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 13008 "Forbidding shared user change from " + deletedPkgSetting.sharedUser 13009 + " to " + invalidPackageName); 13010 } 13011 13012 // Update the package dynamic state if succeeded 13013 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13014 // Now that the install succeeded make sure we remove data 13015 // directories for any child package the update removed. 13016 final int deletedChildCount = (deletedPackage.childPackages != null) 13017 ? deletedPackage.childPackages.size() : 0; 13018 final int newChildCount = (newPackage.childPackages != null) 13019 ? newPackage.childPackages.size() : 0; 13020 for (int i = 0; i < deletedChildCount; i++) { 13021 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 13022 boolean childPackageDeleted = true; 13023 for (int j = 0; j < newChildCount; j++) { 13024 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 13025 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 13026 childPackageDeleted = false; 13027 break; 13028 } 13029 } 13030 if (childPackageDeleted) { 13031 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 13032 deletedChildPkg.packageName); 13033 if (ps != null) { 13034 removePackageDataLI(ps, allUsers, perUserInstalled, null, 0, false); 13035 } 13036 } 13037 } 13038 13039 updateSettingsLI(newPackage, installerPackageName, allUsers, 13040 perUserInstalled, res, user); 13041 prepareAppDataAfterInstall(newPackage); 13042 } 13043 } catch (PackageManagerException e) { 13044 res.returnCode = INSTALL_FAILED_INTERNAL_ERROR; 13045 res.setError("Package couldn't be installed in " + pkg.codePath, e); 13046 } 13047 13048 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13049 // Re installation failed. Restore old information 13050 // Remove new pkg information 13051 if (newPackage != null) { 13052 removeInstalledPackageLI(newPackage, true); 13053 } 13054 // Add back the old system package 13055 try { 13056 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 13057 } catch (PackageManagerException e) { 13058 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 13059 } 13060 13061 synchronized (mPackages) { 13062 if (disabledSystem) { 13063 enableSystemPackageLPw(deletedPackage); 13064 } 13065 13066 // Ensure the installer package name up to date 13067 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 13068 13069 // Update permissions for restored package 13070 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 13071 13072 mSettings.writeLPr(); 13073 } 13074 13075 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 13076 + " after failed upgrade"); 13077 } 13078 } 13079 13080 /** 13081 * Checks whether the parent or any of the child packages have a change shared 13082 * user. For a package to be a valid update the shred users of the parent and 13083 * the children should match. We may later support changing child shared users. 13084 * @param oldPkg The updated package. 13085 * @param newPkg The update package. 13086 * @return The shared user that change between the versions. 13087 */ 13088 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 13089 PackageParser.Package newPkg) { 13090 // Check parent shared user 13091 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 13092 return newPkg.packageName; 13093 } 13094 // Check child shared users 13095 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13096 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 13097 for (int i = 0; i < newChildCount; i++) { 13098 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 13099 // If this child was present, did it have the same shared user? 13100 for (int j = 0; j < oldChildCount; j++) { 13101 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 13102 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 13103 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 13104 return newChildPkg.packageName; 13105 } 13106 } 13107 } 13108 return null; 13109 } 13110 13111 private void removeNativeBinariesLI(PackageParser.Package pkg) { 13112 // Remove the lib path for the parent package 13113 PackageSetting ps = (PackageSetting) pkg.mExtras; 13114 if (ps != null) { 13115 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 13116 } 13117 // Remove the lib path for the child packages 13118 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13119 for (int i = 0; i < childCount; i++) { 13120 ps = (PackageSetting) pkg.childPackages.get(i).mExtras; 13121 if (ps != null) { 13122 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 13123 } 13124 } 13125 } 13126 13127 private void enableSystemPackageLPw(PackageParser.Package pkg) { 13128 // Enable the parent package 13129 mSettings.enableSystemPackageLPw(pkg.packageName); 13130 // Enable the child packages 13131 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13132 for (int i = 0; i < childCount; i++) { 13133 PackageParser.Package childPkg = pkg.childPackages.get(i); 13134 mSettings.enableSystemPackageLPw(childPkg.packageName); 13135 } 13136 } 13137 13138 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 13139 PackageParser.Package newPkg) { 13140 // Disable the parent package (parent always replaced) 13141 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 13142 // Disable the child packages 13143 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13144 for (int i = 0; i < childCount; i++) { 13145 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 13146 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 13147 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 13148 } 13149 return disabled; 13150 } 13151 13152 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 13153 String installerPackageName) { 13154 // Enable the parent package 13155 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 13156 // Enable the child packages 13157 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13158 for (int i = 0; i < childCount; i++) { 13159 PackageParser.Package childPkg = pkg.childPackages.get(i); 13160 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 13161 } 13162 } 13163 13164 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 13165 // Collect all used permissions in the UID 13166 ArraySet<String> usedPermissions = new ArraySet<>(); 13167 final int packageCount = su.packages.size(); 13168 for (int i = 0; i < packageCount; i++) { 13169 PackageSetting ps = su.packages.valueAt(i); 13170 if (ps.pkg == null) { 13171 continue; 13172 } 13173 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 13174 for (int j = 0; j < requestedPermCount; j++) { 13175 String permission = ps.pkg.requestedPermissions.get(j); 13176 BasePermission bp = mSettings.mPermissions.get(permission); 13177 if (bp != null) { 13178 usedPermissions.add(permission); 13179 } 13180 } 13181 } 13182 13183 PermissionsState permissionsState = su.getPermissionsState(); 13184 // Prune install permissions 13185 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 13186 final int installPermCount = installPermStates.size(); 13187 for (int i = installPermCount - 1; i >= 0; i--) { 13188 PermissionState permissionState = installPermStates.get(i); 13189 if (!usedPermissions.contains(permissionState.getName())) { 13190 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13191 if (bp != null) { 13192 permissionsState.revokeInstallPermission(bp); 13193 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 13194 PackageManager.MASK_PERMISSION_FLAGS, 0); 13195 } 13196 } 13197 } 13198 13199 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 13200 13201 // Prune runtime permissions 13202 for (int userId : allUserIds) { 13203 List<PermissionState> runtimePermStates = permissionsState 13204 .getRuntimePermissionStates(userId); 13205 final int runtimePermCount = runtimePermStates.size(); 13206 for (int i = runtimePermCount - 1; i >= 0; i--) { 13207 PermissionState permissionState = runtimePermStates.get(i); 13208 if (!usedPermissions.contains(permissionState.getName())) { 13209 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13210 if (bp != null) { 13211 permissionsState.revokeRuntimePermission(bp, userId); 13212 permissionsState.updatePermissionFlags(bp, userId, 13213 PackageManager.MASK_PERMISSION_FLAGS, 0); 13214 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 13215 runtimePermissionChangedUserIds, userId); 13216 } 13217 } 13218 } 13219 } 13220 13221 return runtimePermissionChangedUserIds; 13222 } 13223 13224 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 13225 int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, UserHandle user) { 13226 // Update the parent package setting 13227 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, perUserInstalled, 13228 res, user); 13229 // Update the child packages setting 13230 final int childCount = (newPackage.childPackages != null) 13231 ? newPackage.childPackages.size() : 0; 13232 for (int i = 0; i < childCount; i++) { 13233 PackageParser.Package childPackage = newPackage.childPackages.get(i); 13234 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, perUserInstalled, 13235 res, user); 13236 } 13237 } 13238 13239 private void updateSettingsInternalLI(PackageParser.Package newPackage, 13240 String installerPackageName, int[] allUsers, boolean[] perUserInstalled, 13241 PackageInstalledInfo res, UserHandle user) { 13242 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 13243 13244 String pkgName = newPackage.packageName; 13245 synchronized (mPackages) { 13246 //write settings. the installStatus will be incomplete at this stage. 13247 //note that the new package setting would have already been 13248 //added to mPackages. It hasn't been persisted yet. 13249 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 13250 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13251 mSettings.writeLPr(); 13252 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13253 } 13254 13255 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 13256 synchronized (mPackages) { 13257 updatePermissionsLPw(newPackage.packageName, newPackage, 13258 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 13259 ? UPDATE_PERMISSIONS_ALL : 0)); 13260 // For system-bundled packages, we assume that installing an upgraded version 13261 // of the package implies that the user actually wants to run that new code, 13262 // so we enable the package. 13263 PackageSetting ps = mSettings.mPackages.get(pkgName); 13264 if (ps != null) { 13265 if (isSystemApp(newPackage)) { 13266 // NB: implicit assumption that system package upgrades apply to all users 13267 if (DEBUG_INSTALL) { 13268 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 13269 } 13270 if (res.origUsers != null) { 13271 for (int userHandle : res.origUsers) { 13272 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 13273 userHandle, installerPackageName); 13274 } 13275 } 13276 // Also convey the prior install/uninstall state 13277 if (allUsers != null && perUserInstalled != null) { 13278 for (int i = 0; i < allUsers.length; i++) { 13279 if (DEBUG_INSTALL) { 13280 Slog.d(TAG, " user " + allUsers[i] 13281 + " => " + perUserInstalled[i]); 13282 } 13283 ps.setInstalled(perUserInstalled[i], allUsers[i]); 13284 } 13285 // these install state changes will be persisted in the 13286 // upcoming call to mSettings.writeLPr(). 13287 } 13288 } 13289 // It's implied that when a user requests installation, they want the app to be 13290 // installed and enabled. 13291 int userId = user.getIdentifier(); 13292 if (userId != UserHandle.USER_ALL) { 13293 ps.setInstalled(true, userId); 13294 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 13295 } 13296 } 13297 res.name = pkgName; 13298 res.uid = newPackage.applicationInfo.uid; 13299 res.pkg = newPackage; 13300 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 13301 mSettings.setInstallerPackageName(pkgName, installerPackageName); 13302 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 13303 //to update install status 13304 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13305 mSettings.writeLPr(); 13306 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13307 } 13308 13309 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13310 } 13311 13312 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 13313 try { 13314 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 13315 installPackageLI(args, res); 13316 } finally { 13317 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13318 } 13319 } 13320 13321 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 13322 final int installFlags = args.installFlags; 13323 final String installerPackageName = args.installerPackageName; 13324 final String volumeUuid = args.volumeUuid; 13325 final File tmpPackageFile = new File(args.getCodePath()); 13326 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 13327 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 13328 || (args.volumeUuid != null)); 13329 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 13330 boolean replace = false; 13331 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 13332 if (args.move != null) { 13333 // moving a complete application; perfom an initial scan on the new install location 13334 scanFlags |= SCAN_INITIAL; 13335 } 13336 // Result object to be returned 13337 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 13338 13339 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 13340 13341 // Sanity check 13342 if (ephemeral && (forwardLocked || onExternal)) { 13343 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 13344 + " external=" + onExternal); 13345 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 13346 return; 13347 } 13348 13349 // Retrieve PackageSettings and parse package 13350 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 13351 | PackageParser.PARSE_ENFORCE_CODE 13352 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 13353 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 13354 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 13355 PackageParser pp = new PackageParser(); 13356 pp.setSeparateProcesses(mSeparateProcesses); 13357 pp.setDisplayMetrics(mMetrics); 13358 13359 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 13360 final PackageParser.Package pkg; 13361 try { 13362 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 13363 } catch (PackageParserException e) { 13364 res.setError("Failed parse during installPackageLI", e); 13365 return; 13366 } finally { 13367 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13368 } 13369 13370 // If package doesn't declare API override, mark that we have an install 13371 // time CPU ABI override. 13372 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 13373 pkg.cpuAbiOverride = args.abiOverride; 13374 } 13375 13376 String pkgName = res.name = pkg.packageName; 13377 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 13378 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 13379 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 13380 return; 13381 } 13382 } 13383 13384 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 13385 try { 13386 PackageParser.collectCertificates(pkg, parseFlags); 13387 } catch (PackageParserException e) { 13388 res.setError("Failed collect during installPackageLI", e); 13389 return; 13390 } finally { 13391 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13392 } 13393 13394 // Get rid of all references to package scan path via parser. 13395 pp = null; 13396 String oldCodePath = null; 13397 boolean systemApp = false; 13398 synchronized (mPackages) { 13399 // Check if installing already existing package 13400 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 13401 String oldName = mSettings.mRenamedPackages.get(pkgName); 13402 if (pkg.mOriginalPackages != null 13403 && pkg.mOriginalPackages.contains(oldName) 13404 && mPackages.containsKey(oldName)) { 13405 // This package is derived from an original package, 13406 // and this device has been updating from that original 13407 // name. We must continue using the original name, so 13408 // rename the new package here. 13409 pkg.setPackageName(oldName); 13410 pkgName = pkg.packageName; 13411 replace = true; 13412 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 13413 + oldName + " pkgName=" + pkgName); 13414 } else if (mPackages.containsKey(pkgName)) { 13415 // This package, under its official name, already exists 13416 // on the device; we should replace it. 13417 replace = true; 13418 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 13419 } 13420 13421 // Child packages are installed through the parent package 13422 if (pkg.parentPackage != null) { 13423 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13424 "Package " + pkg.packageName + " is child of package " 13425 + pkg.parentPackage.parentPackage + ". Child packages " 13426 + "can be updated only through the parent package."); 13427 return; 13428 } 13429 13430 if (replace) { 13431 // Prevent apps opting out from runtime permissions 13432 PackageParser.Package oldPackage = mPackages.get(pkgName); 13433 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 13434 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 13435 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 13436 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 13437 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 13438 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 13439 + " doesn't support runtime permissions but the old" 13440 + " target SDK " + oldTargetSdk + " does."); 13441 return; 13442 } 13443 13444 // Prevent installing of child packages 13445 if (oldPackage.parentPackage != null) { 13446 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13447 "Package " + pkg.packageName + " is child of package " 13448 + oldPackage.parentPackage + ". Child packages " 13449 + "can be updated only through the parent package."); 13450 return; 13451 } 13452 } 13453 } 13454 13455 PackageSetting ps = mSettings.mPackages.get(pkgName); 13456 if (ps != null) { 13457 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 13458 13459 // Quick sanity check that we're signed correctly if updating; 13460 // we'll check this again later when scanning, but we want to 13461 // bail early here before tripping over redefined permissions. 13462 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 13463 if (!checkUpgradeKeySetLP(ps, pkg)) { 13464 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 13465 + pkg.packageName + " upgrade keys do not match the " 13466 + "previously installed version"); 13467 return; 13468 } 13469 } else { 13470 try { 13471 verifySignaturesLP(ps, pkg); 13472 } catch (PackageManagerException e) { 13473 res.setError(e.error, e.getMessage()); 13474 return; 13475 } 13476 } 13477 13478 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 13479 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 13480 systemApp = (ps.pkg.applicationInfo.flags & 13481 ApplicationInfo.FLAG_SYSTEM) != 0; 13482 } 13483 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13484 } 13485 13486 // Check whether the newly-scanned package wants to define an already-defined perm 13487 int N = pkg.permissions.size(); 13488 for (int i = N-1; i >= 0; i--) { 13489 PackageParser.Permission perm = pkg.permissions.get(i); 13490 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 13491 if (bp != null) { 13492 // If the defining package is signed with our cert, it's okay. This 13493 // also includes the "updating the same package" case, of course. 13494 // "updating same package" could also involve key-rotation. 13495 final boolean sigsOk; 13496 if (bp.sourcePackage.equals(pkg.packageName) 13497 && (bp.packageSetting instanceof PackageSetting) 13498 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 13499 scanFlags))) { 13500 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 13501 } else { 13502 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 13503 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 13504 } 13505 if (!sigsOk) { 13506 // If the owning package is the system itself, we log but allow 13507 // install to proceed; we fail the install on all other permission 13508 // redefinitions. 13509 if (!bp.sourcePackage.equals("android")) { 13510 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 13511 + pkg.packageName + " attempting to redeclare permission " 13512 + perm.info.name + " already owned by " + bp.sourcePackage); 13513 res.origPermission = perm.info.name; 13514 res.origPackage = bp.sourcePackage; 13515 return; 13516 } else { 13517 Slog.w(TAG, "Package " + pkg.packageName 13518 + " attempting to redeclare system permission " 13519 + perm.info.name + "; ignoring new declaration"); 13520 pkg.permissions.remove(i); 13521 } 13522 } 13523 } 13524 } 13525 } 13526 13527 if (systemApp) { 13528 if (onExternal) { 13529 // Abort update; system app can't be replaced with app on sdcard 13530 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 13531 "Cannot install updates to system apps on sdcard"); 13532 return; 13533 } else if (ephemeral) { 13534 // Abort update; system app can't be replaced with an ephemeral app 13535 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 13536 "Cannot update a system app with an ephemeral app"); 13537 return; 13538 } 13539 } 13540 13541 if (args.move != null) { 13542 // We did an in-place move, so dex is ready to roll 13543 scanFlags |= SCAN_NO_DEX; 13544 scanFlags |= SCAN_MOVE; 13545 13546 synchronized (mPackages) { 13547 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13548 if (ps == null) { 13549 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13550 "Missing settings for moved package " + pkgName); 13551 } 13552 13553 // We moved the entire application as-is, so bring over the 13554 // previously derived ABI information. 13555 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13556 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13557 } 13558 13559 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13560 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13561 scanFlags |= SCAN_NO_DEX; 13562 13563 try { 13564 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 13565 args.abiOverride : pkg.cpuAbiOverride); 13566 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 13567 true /* extract libs */); 13568 } catch (PackageManagerException pme) { 13569 Slog.e(TAG, "Error deriving application ABI", pme); 13570 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13571 return; 13572 } 13573 13574 // Extract package to save the VM unzipping the APK in memory during 13575 // launch. Only do this if profile-guided compilation is enabled because 13576 // otherwise BackgroundDexOptService will not dexopt the package later. 13577 if (mUseJitProfiles) { 13578 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 13579 // Do not run PackageDexOptimizer through the local performDexOpt 13580 // method because `pkg` is not in `mPackages` yet. 13581 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instructionSets */, 13582 false /* useProfiles */, true /* extractOnly */); 13583 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13584 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 13585 String msg = "Extracking package failed for " + pkgName; 13586 res.setError(INSTALL_FAILED_DEXOPT, msg); 13587 return; 13588 } 13589 } 13590 } 13591 13592 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13593 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13594 return; 13595 } 13596 13597 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13598 13599 if (replace) { 13600 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13601 installerPackageName, volumeUuid, res); 13602 } else { 13603 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13604 args.user, installerPackageName, volumeUuid, res); 13605 } 13606 synchronized (mPackages) { 13607 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13608 if (ps != null) { 13609 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13610 } 13611 } 13612 } 13613 13614 private void startIntentFilterVerifications(int userId, boolean replacing, 13615 PackageParser.Package pkg) { 13616 if (mIntentFilterVerifierComponent == null) { 13617 Slog.w(TAG, "No IntentFilter verification will not be done as " 13618 + "there is no IntentFilterVerifier available!"); 13619 return; 13620 } 13621 13622 final int verifierUid = getPackageUid( 13623 mIntentFilterVerifierComponent.getPackageName(), 13624 MATCH_DEBUG_TRIAGED_MISSING, 13625 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13626 13627 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13628 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13629 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13630 mHandler.sendMessage(msg); 13631 } 13632 13633 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13634 PackageParser.Package pkg) { 13635 int size = pkg.activities.size(); 13636 if (size == 0) { 13637 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13638 "No activity, so no need to verify any IntentFilter!"); 13639 return; 13640 } 13641 13642 final boolean hasDomainURLs = hasDomainURLs(pkg); 13643 if (!hasDomainURLs) { 13644 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13645 "No domain URLs, so no need to verify any IntentFilter!"); 13646 return; 13647 } 13648 13649 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13650 + " if any IntentFilter from the " + size 13651 + " Activities needs verification ..."); 13652 13653 int count = 0; 13654 final String packageName = pkg.packageName; 13655 13656 synchronized (mPackages) { 13657 // If this is a new install and we see that we've already run verification for this 13658 // package, we have nothing to do: it means the state was restored from backup. 13659 if (!replacing) { 13660 IntentFilterVerificationInfo ivi = 13661 mSettings.getIntentFilterVerificationLPr(packageName); 13662 if (ivi != null) { 13663 if (DEBUG_DOMAIN_VERIFICATION) { 13664 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13665 + ivi.getStatusString()); 13666 } 13667 return; 13668 } 13669 } 13670 13671 // If any filters need to be verified, then all need to be. 13672 boolean needToVerify = false; 13673 for (PackageParser.Activity a : pkg.activities) { 13674 for (ActivityIntentInfo filter : a.intents) { 13675 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13676 if (DEBUG_DOMAIN_VERIFICATION) { 13677 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13678 } 13679 needToVerify = true; 13680 break; 13681 } 13682 } 13683 } 13684 13685 if (needToVerify) { 13686 final int verificationId = mIntentFilterVerificationToken++; 13687 for (PackageParser.Activity a : pkg.activities) { 13688 for (ActivityIntentInfo filter : a.intents) { 13689 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13690 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13691 "Verification needed for IntentFilter:" + filter.toString()); 13692 mIntentFilterVerifier.addOneIntentFilterVerification( 13693 verifierUid, userId, verificationId, filter, packageName); 13694 count++; 13695 } 13696 } 13697 } 13698 } 13699 } 13700 13701 if (count > 0) { 13702 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13703 + " IntentFilter verification" + (count > 1 ? "s" : "") 13704 + " for userId:" + userId); 13705 mIntentFilterVerifier.startVerifications(userId); 13706 } else { 13707 if (DEBUG_DOMAIN_VERIFICATION) { 13708 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13709 } 13710 } 13711 } 13712 13713 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13714 final ComponentName cn = filter.activity.getComponentName(); 13715 final String packageName = cn.getPackageName(); 13716 13717 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13718 packageName); 13719 if (ivi == null) { 13720 return true; 13721 } 13722 int status = ivi.getStatus(); 13723 switch (status) { 13724 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13725 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13726 return true; 13727 13728 default: 13729 // Nothing to do 13730 return false; 13731 } 13732 } 13733 13734 private static boolean isMultiArch(ApplicationInfo info) { 13735 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13736 } 13737 13738 private static boolean isExternal(PackageParser.Package pkg) { 13739 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13740 } 13741 13742 private static boolean isExternal(PackageSetting ps) { 13743 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13744 } 13745 13746 private static boolean isEphemeral(PackageParser.Package pkg) { 13747 return pkg.applicationInfo.isEphemeralApp(); 13748 } 13749 13750 private static boolean isEphemeral(PackageSetting ps) { 13751 return ps.pkg != null && isEphemeral(ps.pkg); 13752 } 13753 13754 private static boolean isSystemApp(PackageParser.Package pkg) { 13755 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13756 } 13757 13758 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13759 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13760 } 13761 13762 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13763 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13764 } 13765 13766 private static boolean isSystemApp(PackageSetting ps) { 13767 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13768 } 13769 13770 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13771 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13772 } 13773 13774 private int packageFlagsToInstallFlags(PackageSetting ps) { 13775 int installFlags = 0; 13776 if (isEphemeral(ps)) { 13777 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13778 } 13779 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13780 // This existing package was an external ASEC install when we have 13781 // the external flag without a UUID 13782 installFlags |= PackageManager.INSTALL_EXTERNAL; 13783 } 13784 if (ps.isForwardLocked()) { 13785 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13786 } 13787 return installFlags; 13788 } 13789 13790 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13791 if (isExternal(pkg)) { 13792 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13793 return StorageManager.UUID_PRIMARY_PHYSICAL; 13794 } else { 13795 return pkg.volumeUuid; 13796 } 13797 } else { 13798 return StorageManager.UUID_PRIVATE_INTERNAL; 13799 } 13800 } 13801 13802 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13803 if (isExternal(pkg)) { 13804 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13805 return mSettings.getExternalVersion(); 13806 } else { 13807 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13808 } 13809 } else { 13810 return mSettings.getInternalVersion(); 13811 } 13812 } 13813 13814 private void deleteTempPackageFiles() { 13815 final FilenameFilter filter = new FilenameFilter() { 13816 public boolean accept(File dir, String name) { 13817 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13818 } 13819 }; 13820 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13821 file.delete(); 13822 } 13823 } 13824 13825 @Override 13826 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13827 int flags) { 13828 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13829 flags); 13830 } 13831 13832 @Override 13833 public void deletePackage(final String packageName, 13834 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13835 mContext.enforceCallingOrSelfPermission( 13836 android.Manifest.permission.DELETE_PACKAGES, null); 13837 Preconditions.checkNotNull(packageName); 13838 Preconditions.checkNotNull(observer); 13839 final int uid = Binder.getCallingUid(); 13840 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13841 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13842 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13843 mContext.enforceCallingOrSelfPermission( 13844 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13845 "deletePackage for user " + userId); 13846 } 13847 13848 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13849 try { 13850 observer.onPackageDeleted(packageName, 13851 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13852 } catch (RemoteException re) { 13853 } 13854 return; 13855 } 13856 13857 for (int currentUserId : users) { 13858 if (getBlockUninstallForUser(packageName, currentUserId)) { 13859 try { 13860 observer.onPackageDeleted(packageName, 13861 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13862 } catch (RemoteException re) { 13863 } 13864 return; 13865 } 13866 } 13867 13868 if (DEBUG_REMOVE) { 13869 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13870 } 13871 // Queue up an async operation since the package deletion may take a little while. 13872 mHandler.post(new Runnable() { 13873 public void run() { 13874 mHandler.removeCallbacks(this); 13875 final int returnCode = deletePackageX(packageName, userId, flags); 13876 try { 13877 observer.onPackageDeleted(packageName, returnCode, null); 13878 } catch (RemoteException e) { 13879 Log.i(TAG, "Observer no longer exists."); 13880 } //end catch 13881 } //end run 13882 }); 13883 } 13884 13885 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13886 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13887 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13888 try { 13889 if (dpm != null) { 13890 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13891 /* callingUserOnly =*/ false); 13892 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13893 : deviceOwnerComponentName.getPackageName(); 13894 // Does the package contains the device owner? 13895 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13896 // this check is probably not needed, since DO should be registered as a device 13897 // admin on some user too. (Original bug for this: b/17657954) 13898 if (packageName.equals(deviceOwnerPackageName)) { 13899 return true; 13900 } 13901 // Does it contain a device admin for any user? 13902 int[] users; 13903 if (userId == UserHandle.USER_ALL) { 13904 users = sUserManager.getUserIds(); 13905 } else { 13906 users = new int[]{userId}; 13907 } 13908 for (int i = 0; i < users.length; ++i) { 13909 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13910 return true; 13911 } 13912 } 13913 } 13914 } catch (RemoteException e) { 13915 } 13916 return false; 13917 } 13918 13919 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13920 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13921 } 13922 13923 /** 13924 * This method is an internal method that could be get invoked either 13925 * to delete an installed package or to clean up a failed installation. 13926 * After deleting an installed package, a broadcast is sent to notify any 13927 * listeners that the package has been installed. For cleaning up a failed 13928 * installation, the broadcast is not necessary since the package's 13929 * installation wouldn't have sent the initial broadcast either 13930 * The key steps in deleting a package are 13931 * deleting the package information in internal structures like mPackages, 13932 * deleting the packages base directories through installd 13933 * updating mSettings to reflect current status 13934 * persisting settings for later use 13935 * sending a broadcast if necessary 13936 */ 13937 private int deletePackageX(String packageName, int userId, int flags) { 13938 final PackageRemovedInfo info = new PackageRemovedInfo(); 13939 final boolean res; 13940 13941 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13942 ? UserHandle.ALL : new UserHandle(userId); 13943 13944 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13945 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13946 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13947 } 13948 13949 boolean removedForAllUsers = false; 13950 boolean systemUpdate = false; 13951 13952 PackageParser.Package uninstalledPkg; 13953 13954 // for the uninstall-updates case and restricted profiles, remember the per- 13955 // userhandle installed state 13956 int[] allUsers; 13957 boolean[] perUserInstalled; 13958 synchronized (mPackages) { 13959 uninstalledPkg = mPackages.get(packageName); 13960 PackageSetting ps = mSettings.mPackages.get(packageName); 13961 allUsers = sUserManager.getUserIds(); 13962 perUserInstalled = new boolean[allUsers.length]; 13963 for (int i = 0; i < allUsers.length; i++) { 13964 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13965 } 13966 } 13967 13968 synchronized (mInstallLock) { 13969 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13970 res = deletePackageLI(packageName, removeForUser, true, allUsers, perUserInstalled, 13971 flags | REMOVE_CHATTY, info, true, null); 13972 systemUpdate = info.isRemovedPackageSystemUpdate; 13973 synchronized (mPackages) { 13974 if (res) { 13975 if (!systemUpdate && mPackages.get(packageName) == null) { 13976 removedForAllUsers = true; 13977 } 13978 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13979 } 13980 } 13981 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13982 + " removedForAllUsers=" + removedForAllUsers); 13983 } 13984 13985 if (res) { 13986 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13987 13988 // If the removed package was a system update, the old system package 13989 // was re-enabled; we need to broadcast this information 13990 if (systemUpdate) { 13991 Bundle extras = new Bundle(1); 13992 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13993 ? info.removedAppId : info.uid); 13994 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13995 13996 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13997 extras, 0, null, null, null); 13998 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13999 extras, 0, null, null, null); 14000 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 14001 null, 0, packageName, null, null); 14002 } 14003 } 14004 // Force a gc here. 14005 Runtime.getRuntime().gc(); 14006 // Delete the resources here after sending the broadcast to let 14007 // other processes clean up before deleting resources. 14008 if (info.args != null) { 14009 synchronized (mInstallLock) { 14010 info.args.doPostDeleteLI(true); 14011 } 14012 } 14013 14014 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 14015 } 14016 14017 class PackageRemovedInfo { 14018 String removedPackage; 14019 int uid = -1; 14020 int removedAppId = -1; 14021 int[] removedUsers = null; 14022 boolean isRemovedPackageSystemUpdate = false; 14023 // Clean up resources deleted packages. 14024 InstallArgs args = null; 14025 14026 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 14027 Bundle extras = new Bundle(1); 14028 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 14029 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 14030 if (replacing) { 14031 extras.putBoolean(Intent.EXTRA_REPLACING, true); 14032 } 14033 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 14034 if (removedPackage != null) { 14035 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 14036 extras, 0, null, null, removedUsers); 14037 if (fullRemove && !replacing) { 14038 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 14039 extras, 0, null, null, removedUsers); 14040 } 14041 } 14042 if (removedAppId >= 0) { 14043 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 14044 removedUsers); 14045 } 14046 } 14047 } 14048 14049 /* 14050 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 14051 * flag is not set, the data directory is removed as well. 14052 * make sure this flag is set for partially installed apps. If not its meaningless to 14053 * delete a partially installed application. 14054 */ 14055 private void removePackageDataLI(PackageSetting ps, 14056 int[] allUserHandles, boolean[] perUserInstalled, 14057 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 14058 String packageName = ps.name; 14059 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 14060 removePackageSettingLI(ps, (flags&REMOVE_CHATTY) != 0); 14061 // Retrieve object to delete permissions for shared user later on 14062 final PackageSetting deletedPs; 14063 // reader 14064 synchronized (mPackages) { 14065 deletedPs = mSettings.mPackages.get(packageName); 14066 if (outInfo != null) { 14067 outInfo.removedPackage = packageName; 14068 outInfo.removedUsers = deletedPs != null 14069 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 14070 : null; 14071 } 14072 } 14073 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14074 removeDataDirsLI(ps.volumeUuid, packageName); 14075 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 14076 } 14077 // writer 14078 synchronized (mPackages) { 14079 if (deletedPs != null) { 14080 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14081 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 14082 clearDefaultBrowserIfNeeded(packageName); 14083 if (outInfo != null) { 14084 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 14085 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 14086 } 14087 updatePermissionsLPw(deletedPs.name, null, 0); 14088 if (deletedPs.sharedUser != null) { 14089 // Remove permissions associated with package. Since runtime 14090 // permissions are per user we have to kill the removed package 14091 // or packages running under the shared user of the removed 14092 // package if revoking the permissions requested only by the removed 14093 // package is successful and this causes a change in gids. 14094 for (int userId : UserManagerService.getInstance().getUserIds()) { 14095 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 14096 userId); 14097 if (userIdToKill == UserHandle.USER_ALL 14098 || userIdToKill >= UserHandle.USER_SYSTEM) { 14099 // If gids changed for this user, kill all affected packages. 14100 mHandler.post(new Runnable() { 14101 @Override 14102 public void run() { 14103 // This has to happen with no lock held. 14104 killApplication(deletedPs.name, deletedPs.appId, 14105 KILL_APP_REASON_GIDS_CHANGED); 14106 } 14107 }); 14108 break; 14109 } 14110 } 14111 } 14112 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 14113 } 14114 // make sure to preserve per-user disabled state if this removal was just 14115 // a downgrade of a system app to the factory package 14116 if (allUserHandles != null && perUserInstalled != null) { 14117 if (DEBUG_REMOVE) { 14118 Slog.d(TAG, "Propagating install state across downgrade"); 14119 } 14120 for (int i = 0; i < allUserHandles.length; i++) { 14121 if (DEBUG_REMOVE) { 14122 Slog.d(TAG, " user " + allUserHandles[i] 14123 + " => " + perUserInstalled[i]); 14124 } 14125 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 14126 } 14127 } 14128 } 14129 // can downgrade to reader 14130 if (writeSettings) { 14131 // Save settings now 14132 mSettings.writeLPr(); 14133 } 14134 } 14135 if (outInfo != null) { 14136 // A user ID was deleted here. Go through all users and remove it 14137 // from KeyStore. 14138 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 14139 } 14140 } 14141 14142 static boolean locationIsPrivileged(File path) { 14143 try { 14144 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 14145 .getCanonicalPath(); 14146 return path.getCanonicalPath().startsWith(privilegedAppDir); 14147 } catch (IOException e) { 14148 Slog.e(TAG, "Unable to access code path " + path); 14149 } 14150 return false; 14151 } 14152 14153 /* 14154 * Tries to delete system package. 14155 */ 14156 private boolean deleteSystemPackageLI(PackageParser.Package deletedPkg, 14157 PackageSetting deletedPs, int[] allUserHandles, boolean[] perUserInstalled, 14158 int flags, PackageRemovedInfo outInfo, boolean writeSettings, 14159 PackageParser.Package replacingPackage) { 14160 if (deletedPkg.parentPackage != null) { 14161 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 14162 return false; 14163 } 14164 14165 final boolean applyUserRestrictions 14166 = (allUserHandles != null) && (perUserInstalled != null); 14167 final PackageSetting disabledPs; 14168 // Confirm if the system package has been updated 14169 // An updated system app can be deleted. This will also have to restore 14170 // the system pkg from system partition 14171 // reader 14172 synchronized (mPackages) { 14173 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPkg.packageName); 14174 } 14175 14176 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 14177 + " disabledPs=" + disabledPs); 14178 14179 if (disabledPs == null) { 14180 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 14181 return false; 14182 } else if (DEBUG_REMOVE) { 14183 Slog.d(TAG, "Deleting system pkg from data partition"); 14184 } 14185 14186 if (DEBUG_REMOVE) { 14187 if (applyUserRestrictions) { 14188 Slog.d(TAG, "Remembering install states:"); 14189 for (int i = 0; i < allUserHandles.length; i++) { 14190 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 14191 } 14192 } 14193 } 14194 14195 // Delete the updated package 14196 outInfo.isRemovedPackageSystemUpdate = true; 14197 if (disabledPs.versionCode < deletedPs.versionCode) { 14198 // Delete data for downgrades 14199 flags &= ~PackageManager.DELETE_KEEP_DATA; 14200 } else { 14201 // Preserve data by setting flag 14202 flags |= PackageManager.DELETE_KEEP_DATA; 14203 } 14204 boolean ret = deleteInstalledPackageLI(deletedPkg, true, flags, allUserHandles, 14205 perUserInstalled, outInfo, writeSettings, replacingPackage); 14206 if (!ret) { 14207 return false; 14208 } 14209 14210 // writer 14211 synchronized (mPackages) { 14212 // Reinstate the old system package 14213 enableSystemPackageLPw(disabledPs.pkg); 14214 // Remove any native libraries from the upgraded package. 14215 removeNativeBinariesLI(deletedPkg); 14216 } 14217 14218 // Install the system package 14219 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 14220 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 14221 if (locationIsPrivileged(disabledPs.codePath)) { 14222 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 14223 } 14224 14225 final PackageParser.Package newPkg; 14226 try { 14227 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 14228 } catch (PackageManagerException e) { 14229 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 14230 + e.getMessage()); 14231 return false; 14232 } 14233 14234 prepareAppDataAfterInstall(newPkg); 14235 14236 // writer 14237 synchronized (mPackages) { 14238 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 14239 14240 // Propagate the permissions state as we do not want to drop on the floor 14241 // runtime permissions. The update permissions method below will take 14242 // care of removing obsolete permissions and grant install permissions. 14243 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 14244 updatePermissionsLPw(newPkg.packageName, newPkg, 14245 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 14246 14247 if (applyUserRestrictions) { 14248 if (DEBUG_REMOVE) { 14249 Slog.d(TAG, "Propagating install state across reinstall"); 14250 } 14251 for (int i = 0; i < allUserHandles.length; i++) { 14252 if (DEBUG_REMOVE) { 14253 Slog.d(TAG, " user " + allUserHandles[i] 14254 + " => " + perUserInstalled[i]); 14255 } 14256 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 14257 14258 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 14259 } 14260 // Regardless of writeSettings we need to ensure that this restriction 14261 // state propagation is persisted 14262 mSettings.writeAllUsersPackageRestrictionsLPr(); 14263 } 14264 // can downgrade to reader here 14265 if (writeSettings) { 14266 mSettings.writeLPr(); 14267 } 14268 } 14269 return true; 14270 } 14271 14272 private boolean deleteInstalledPackageLI(PackageParser.Package pkg, 14273 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 14274 boolean[] perUserInstalled, PackageRemovedInfo outInfo, boolean writeSettings, 14275 PackageParser.Package replacingPackage) { 14276 PackageSetting ps = null; 14277 14278 synchronized (mPackages) { 14279 pkg = mPackages.get(pkg.packageName); 14280 if (pkg == null) { 14281 return false; 14282 } 14283 14284 ps = mSettings.mPackages.get(pkg.packageName); 14285 if (ps == null) { 14286 return false; 14287 } 14288 14289 if (outInfo != null) { 14290 outInfo.uid = ps.appId; 14291 } 14292 } 14293 14294 // Delete package data from internal structures and also remove data if flag is set 14295 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, 14296 writeSettings); 14297 14298 // Delete the child packages data 14299 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14300 for (int i = 0; i < childCount; i++) { 14301 PackageSetting childPs; 14302 synchronized (mPackages) { 14303 childPs = mSettings.peekPackageLPr(pkg.childPackages.get(i).packageName); 14304 } 14305 if (childPs != null) { 14306 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 14307 && (replacingPackage != null 14308 && !replacingPackage.hasChildPackage(childPs.name)) 14309 ? flags & ~DELETE_KEEP_DATA : flags; 14310 removePackageDataLI(childPs, allUserHandles, perUserInstalled, outInfo, 14311 deleteFlags, writeSettings); 14312 } 14313 } 14314 14315 // Delete application code and resources only for parent packages 14316 if (ps.pkg.parentPackage == null) { 14317 if (deleteCodeAndResources && (outInfo != null)) { 14318 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 14319 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 14320 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 14321 } 14322 } 14323 14324 return true; 14325 } 14326 14327 @Override 14328 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 14329 int userId) { 14330 mContext.enforceCallingOrSelfPermission( 14331 android.Manifest.permission.DELETE_PACKAGES, null); 14332 synchronized (mPackages) { 14333 PackageSetting ps = mSettings.mPackages.get(packageName); 14334 if (ps == null) { 14335 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 14336 return false; 14337 } 14338 if (!ps.getInstalled(userId)) { 14339 // Can't block uninstall for an app that is not installed or enabled. 14340 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 14341 return false; 14342 } 14343 ps.setBlockUninstall(blockUninstall, userId); 14344 mSettings.writePackageRestrictionsLPr(userId); 14345 } 14346 return true; 14347 } 14348 14349 @Override 14350 public boolean getBlockUninstallForUser(String packageName, int userId) { 14351 synchronized (mPackages) { 14352 PackageSetting ps = mSettings.mPackages.get(packageName); 14353 if (ps == null) { 14354 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 14355 return false; 14356 } 14357 return ps.getBlockUninstall(userId); 14358 } 14359 } 14360 14361 @Override 14362 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 14363 int callingUid = Binder.getCallingUid(); 14364 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 14365 throw new SecurityException( 14366 "setRequiredForSystemUser can only be run by the system or root"); 14367 } 14368 synchronized (mPackages) { 14369 PackageSetting ps = mSettings.mPackages.get(packageName); 14370 if (ps == null) { 14371 Log.w(TAG, "Package doesn't exist: " + packageName); 14372 return false; 14373 } 14374 if (systemUserApp) { 14375 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14376 } else { 14377 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14378 } 14379 mSettings.writeLPr(); 14380 } 14381 return true; 14382 } 14383 14384 /* 14385 * This method handles package deletion in general 14386 */ 14387 private boolean deletePackageLI(String packageName, UserHandle user, 14388 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 14389 int flags, PackageRemovedInfo outInfo, boolean writeSettings, 14390 PackageParser.Package replacingPackage) { 14391 if (packageName == null) { 14392 Slog.w(TAG, "Attempt to delete null packageName."); 14393 return false; 14394 } 14395 14396 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 14397 14398 PackageSetting ps; 14399 int removeUser = -1; 14400 14401 synchronized (mPackages) { 14402 ps = mSettings.mPackages.get(packageName); 14403 if (ps == null) { 14404 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14405 return false; 14406 } 14407 14408 if (ps.pkg.parentPackage != null && (!isSystemApp(ps) 14409 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 14410 if (DEBUG_REMOVE) { 14411 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 14412 + ((user == null) ? UserHandle.USER_ALL : user)); 14413 } 14414 if (!clearPackageStateForUser(ps, removeUser, outInfo)) { 14415 return false; 14416 } 14417 markPackageUninstalledForUserLPw(ps, user); 14418 scheduleWritePackageRestrictionsLocked(user); 14419 return true; 14420 } 14421 } 14422 14423 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 14424 && user.getIdentifier() != UserHandle.USER_ALL)) { 14425 // The caller is asking that the package only be deleted for a single 14426 // user. To do this, we just mark its uninstalled state and delete 14427 // its data. If this is a system app, we only allow this to happen if 14428 // they have set the special DELETE_SYSTEM_APP which requests different 14429 // semantics than normal for uninstalling system apps. 14430 markPackageUninstalledForUserLPw(ps, user); 14431 14432 if (!isSystemApp(ps)) { 14433 // Do not uninstall the APK if an app should be cached 14434 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 14435 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 14436 // Other user still have this package installed, so all 14437 // we need to do is clear this user's data and save that 14438 // it is uninstalled. 14439 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 14440 if (!clearPackageStateForUser(ps, removeUser, outInfo)) { 14441 return false; 14442 } 14443 scheduleWritePackageRestrictionsLocked(user); 14444 return true; 14445 } else { 14446 // We need to set it back to 'installed' so the uninstall 14447 // broadcasts will be sent correctly. 14448 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 14449 ps.setInstalled(true, user.getIdentifier()); 14450 } 14451 } else { 14452 // This is a system app, so we assume that the 14453 // other users still have this package installed, so all 14454 // we need to do is clear this user's data and save that 14455 // it is uninstalled. 14456 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 14457 if (!clearPackageStateForUser(ps, removeUser, outInfo)) { 14458 return false; 14459 } 14460 scheduleWritePackageRestrictionsLocked(user); 14461 return true; 14462 } 14463 } 14464 14465 boolean ret = false; 14466 if (isSystemApp(ps)) { 14467 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 14468 // When an updated system application is deleted we delete the existing resources as well and 14469 // fall back to existing code in system partition 14470 ret = deleteSystemPackageLI(ps.pkg, ps, allUserHandles, perUserInstalled, 14471 flags, outInfo, writeSettings, replacingPackage); 14472 } else { 14473 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 14474 // Kill application pre-emptively especially for apps on sd. 14475 killApplication(packageName, ps.appId, "uninstall pkg"); 14476 ret = deleteInstalledPackageLI(ps.pkg, deleteCodeAndResources, flags, allUserHandles, 14477 perUserInstalled, outInfo, writeSettings, replacingPackage); 14478 } 14479 14480 return ret; 14481 } 14482 14483 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 14484 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 14485 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 14486 for (int nextUserId : userIds) { 14487 if (DEBUG_REMOVE) { 14488 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 14489 } 14490 ps.setUserState(nextUserId, COMPONENT_ENABLED_STATE_DEFAULT, 14491 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 14492 false /*hidden*/, false /*suspended*/, null, null, null, 14493 false /*blockUninstall*/, 14494 ps.readUserState(nextUserId).domainVerificationStatus, 0); 14495 } 14496 } 14497 14498 private boolean clearPackageStateForUser(PackageSetting ps, int userId, 14499 PackageRemovedInfo outInfo) { 14500 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 14501 : new int[] {userId}; 14502 for (int nextUserId : userIds) { 14503 if (DEBUG_REMOVE) { 14504 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 14505 + nextUserId); 14506 } 14507 final int flags = StorageManager.FLAG_STORAGE_CE| StorageManager.FLAG_STORAGE_DE; 14508 try { 14509 mInstaller.destroyAppData(ps.volumeUuid, ps.name, nextUserId, flags); 14510 } catch (InstallerException e) { 14511 Slog.w(TAG, "Couldn't remove cache files for package " + ps.name, e); 14512 return false; 14513 } 14514 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 14515 schedulePackageCleaning(ps.name, nextUserId, false); 14516 synchronized (mPackages) { 14517 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 14518 scheduleWritePackageRestrictionsLocked(nextUserId); 14519 } 14520 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 14521 } 14522 } 14523 14524 if (outInfo != null) { 14525 outInfo.removedPackage = ps.name; 14526 outInfo.removedAppId = ps.appId; 14527 outInfo.removedUsers = userIds; 14528 } 14529 14530 return true; 14531 } 14532 14533 private final class ClearStorageConnection implements ServiceConnection { 14534 IMediaContainerService mContainerService; 14535 14536 @Override 14537 public void onServiceConnected(ComponentName name, IBinder service) { 14538 synchronized (this) { 14539 mContainerService = IMediaContainerService.Stub.asInterface(service); 14540 notifyAll(); 14541 } 14542 } 14543 14544 @Override 14545 public void onServiceDisconnected(ComponentName name) { 14546 } 14547 } 14548 14549 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 14550 final boolean mounted; 14551 if (Environment.isExternalStorageEmulated()) { 14552 mounted = true; 14553 } else { 14554 final String status = Environment.getExternalStorageState(); 14555 14556 mounted = status.equals(Environment.MEDIA_MOUNTED) 14557 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 14558 } 14559 14560 if (!mounted) { 14561 return; 14562 } 14563 14564 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 14565 int[] users; 14566 if (userId == UserHandle.USER_ALL) { 14567 users = sUserManager.getUserIds(); 14568 } else { 14569 users = new int[] { userId }; 14570 } 14571 final ClearStorageConnection conn = new ClearStorageConnection(); 14572 if (mContext.bindServiceAsUser( 14573 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 14574 try { 14575 for (int curUser : users) { 14576 long timeout = SystemClock.uptimeMillis() + 5000; 14577 synchronized (conn) { 14578 long now = SystemClock.uptimeMillis(); 14579 while (conn.mContainerService == null && now < timeout) { 14580 try { 14581 conn.wait(timeout - now); 14582 } catch (InterruptedException e) { 14583 } 14584 } 14585 } 14586 if (conn.mContainerService == null) { 14587 return; 14588 } 14589 14590 final UserEnvironment userEnv = new UserEnvironment(curUser); 14591 clearDirectory(conn.mContainerService, 14592 userEnv.buildExternalStorageAppCacheDirs(packageName)); 14593 if (allData) { 14594 clearDirectory(conn.mContainerService, 14595 userEnv.buildExternalStorageAppDataDirs(packageName)); 14596 clearDirectory(conn.mContainerService, 14597 userEnv.buildExternalStorageAppMediaDirs(packageName)); 14598 } 14599 } 14600 } finally { 14601 mContext.unbindService(conn); 14602 } 14603 } 14604 } 14605 14606 @Override 14607 public void clearApplicationUserData(final String packageName, 14608 final IPackageDataObserver observer, final int userId) { 14609 mContext.enforceCallingOrSelfPermission( 14610 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 14611 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 14612 // Queue up an async operation since the package deletion may take a little while. 14613 mHandler.post(new Runnable() { 14614 public void run() { 14615 mHandler.removeCallbacks(this); 14616 final boolean succeeded; 14617 synchronized (mInstallLock) { 14618 succeeded = clearApplicationUserDataLI(packageName, userId); 14619 } 14620 clearExternalStorageDataSync(packageName, userId, true); 14621 if (succeeded) { 14622 // invoke DeviceStorageMonitor's update method to clear any notifications 14623 DeviceStorageMonitorInternal 14624 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14625 if (dsm != null) { 14626 dsm.checkMemory(); 14627 } 14628 } 14629 if(observer != null) { 14630 try { 14631 observer.onRemoveCompleted(packageName, succeeded); 14632 } catch (RemoteException e) { 14633 Log.i(TAG, "Observer no longer exists."); 14634 } 14635 } //end if observer 14636 } //end run 14637 }); 14638 } 14639 14640 private boolean clearApplicationUserDataLI(String packageName, int userId) { 14641 if (packageName == null) { 14642 Slog.w(TAG, "Attempt to delete null packageName."); 14643 return false; 14644 } 14645 14646 // Try finding details about the requested package 14647 PackageParser.Package pkg; 14648 synchronized (mPackages) { 14649 pkg = mPackages.get(packageName); 14650 if (pkg == null) { 14651 final PackageSetting ps = mSettings.mPackages.get(packageName); 14652 if (ps != null) { 14653 pkg = ps.pkg; 14654 } 14655 } 14656 14657 if (pkg == null) { 14658 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14659 return false; 14660 } 14661 14662 PackageSetting ps = (PackageSetting) pkg.mExtras; 14663 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14664 } 14665 14666 // Always delete data directories for package, even if we found no other 14667 // record of app. This helps users recover from UID mismatches without 14668 // resorting to a full data wipe. 14669 // TODO: triage flags as part of 26466827 14670 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 14671 try { 14672 mInstaller.clearAppData(pkg.volumeUuid, packageName, userId, flags); 14673 } catch (InstallerException e) { 14674 Slog.w(TAG, "Couldn't remove cache files for package " + packageName, e); 14675 return false; 14676 } 14677 14678 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14679 removeKeystoreDataIfNeeded(userId, appId); 14680 14681 // Create a native library symlink only if we have native libraries 14682 // and if the native libraries are 32 bit libraries. We do not provide 14683 // this symlink for 64 bit libraries. 14684 if (pkg.applicationInfo.primaryCpuAbi != null && 14685 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14686 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14687 try { 14688 mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14689 nativeLibPath, userId); 14690 } catch (InstallerException e) { 14691 Slog.w(TAG, "Failed linking native library dir", e); 14692 return false; 14693 } 14694 } 14695 14696 return true; 14697 } 14698 14699 /** 14700 * Reverts user permission state changes (permissions and flags) in 14701 * all packages for a given user. 14702 * 14703 * @param userId The device user for which to do a reset. 14704 */ 14705 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14706 final int packageCount = mPackages.size(); 14707 for (int i = 0; i < packageCount; i++) { 14708 PackageParser.Package pkg = mPackages.valueAt(i); 14709 PackageSetting ps = (PackageSetting) pkg.mExtras; 14710 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14711 } 14712 } 14713 14714 /** 14715 * Reverts user permission state changes (permissions and flags). 14716 * 14717 * @param ps The package for which to reset. 14718 * @param userId The device user for which to do a reset. 14719 */ 14720 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14721 final PackageSetting ps, final int userId) { 14722 if (ps.pkg == null) { 14723 return; 14724 } 14725 14726 // These are flags that can change base on user actions. 14727 final int userSettableMask = FLAG_PERMISSION_USER_SET 14728 | FLAG_PERMISSION_USER_FIXED 14729 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14730 | FLAG_PERMISSION_REVIEW_REQUIRED; 14731 14732 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14733 | FLAG_PERMISSION_POLICY_FIXED; 14734 14735 boolean writeInstallPermissions = false; 14736 boolean writeRuntimePermissions = false; 14737 14738 final int permissionCount = ps.pkg.requestedPermissions.size(); 14739 for (int i = 0; i < permissionCount; i++) { 14740 String permission = ps.pkg.requestedPermissions.get(i); 14741 14742 BasePermission bp = mSettings.mPermissions.get(permission); 14743 if (bp == null) { 14744 continue; 14745 } 14746 14747 // If shared user we just reset the state to which only this app contributed. 14748 if (ps.sharedUser != null) { 14749 boolean used = false; 14750 final int packageCount = ps.sharedUser.packages.size(); 14751 for (int j = 0; j < packageCount; j++) { 14752 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14753 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14754 && pkg.pkg.requestedPermissions.contains(permission)) { 14755 used = true; 14756 break; 14757 } 14758 } 14759 if (used) { 14760 continue; 14761 } 14762 } 14763 14764 PermissionsState permissionsState = ps.getPermissionsState(); 14765 14766 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14767 14768 // Always clear the user settable flags. 14769 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14770 bp.name) != null; 14771 // If permission review is enabled and this is a legacy app, mark the 14772 // permission as requiring a review as this is the initial state. 14773 int flags = 0; 14774 if (Build.PERMISSIONS_REVIEW_REQUIRED 14775 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14776 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14777 } 14778 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14779 if (hasInstallState) { 14780 writeInstallPermissions = true; 14781 } else { 14782 writeRuntimePermissions = true; 14783 } 14784 } 14785 14786 // Below is only runtime permission handling. 14787 if (!bp.isRuntime()) { 14788 continue; 14789 } 14790 14791 // Never clobber system or policy. 14792 if ((oldFlags & policyOrSystemFlags) != 0) { 14793 continue; 14794 } 14795 14796 // If this permission was granted by default, make sure it is. 14797 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14798 if (permissionsState.grantRuntimePermission(bp, userId) 14799 != PERMISSION_OPERATION_FAILURE) { 14800 writeRuntimePermissions = true; 14801 } 14802 // If permission review is enabled the permissions for a legacy apps 14803 // are represented as constantly granted runtime ones, so don't revoke. 14804 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14805 // Otherwise, reset the permission. 14806 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14807 switch (revokeResult) { 14808 case PERMISSION_OPERATION_SUCCESS: { 14809 writeRuntimePermissions = true; 14810 } break; 14811 14812 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14813 writeRuntimePermissions = true; 14814 final int appId = ps.appId; 14815 mHandler.post(new Runnable() { 14816 @Override 14817 public void run() { 14818 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14819 } 14820 }); 14821 } break; 14822 } 14823 } 14824 } 14825 14826 // Synchronously write as we are taking permissions away. 14827 if (writeRuntimePermissions) { 14828 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14829 } 14830 14831 // Synchronously write as we are taking permissions away. 14832 if (writeInstallPermissions) { 14833 mSettings.writeLPr(); 14834 } 14835 } 14836 14837 /** 14838 * Remove entries from the keystore daemon. Will only remove it if the 14839 * {@code appId} is valid. 14840 */ 14841 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14842 if (appId < 0) { 14843 return; 14844 } 14845 14846 final KeyStore keyStore = KeyStore.getInstance(); 14847 if (keyStore != null) { 14848 if (userId == UserHandle.USER_ALL) { 14849 for (final int individual : sUserManager.getUserIds()) { 14850 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14851 } 14852 } else { 14853 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14854 } 14855 } else { 14856 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14857 } 14858 } 14859 14860 @Override 14861 public void deleteApplicationCacheFiles(final String packageName, 14862 final IPackageDataObserver observer) { 14863 mContext.enforceCallingOrSelfPermission( 14864 android.Manifest.permission.DELETE_CACHE_FILES, null); 14865 // Queue up an async operation since the package deletion may take a little while. 14866 final int userId = UserHandle.getCallingUserId(); 14867 mHandler.post(new Runnable() { 14868 public void run() { 14869 mHandler.removeCallbacks(this); 14870 final boolean succeded; 14871 synchronized (mInstallLock) { 14872 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14873 } 14874 clearExternalStorageDataSync(packageName, userId, false); 14875 if (observer != null) { 14876 try { 14877 observer.onRemoveCompleted(packageName, succeded); 14878 } catch (RemoteException e) { 14879 Log.i(TAG, "Observer no longer exists."); 14880 } 14881 } //end if observer 14882 } //end run 14883 }); 14884 } 14885 14886 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14887 if (packageName == null) { 14888 Slog.w(TAG, "Attempt to delete null packageName."); 14889 return false; 14890 } 14891 PackageParser.Package p; 14892 synchronized (mPackages) { 14893 p = mPackages.get(packageName); 14894 } 14895 if (p == null) { 14896 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14897 return false; 14898 } 14899 final ApplicationInfo applicationInfo = p.applicationInfo; 14900 if (applicationInfo == null) { 14901 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14902 return false; 14903 } 14904 // TODO: triage flags as part of 26466827 14905 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 14906 try { 14907 mInstaller.clearAppData(p.volumeUuid, packageName, userId, 14908 flags | Installer.FLAG_CLEAR_CACHE_ONLY); 14909 } catch (InstallerException e) { 14910 Slog.w(TAG, "Couldn't remove cache files for package " 14911 + packageName + " u" + userId, e); 14912 return false; 14913 } 14914 return true; 14915 } 14916 14917 @Override 14918 public void getPackageSizeInfo(final String packageName, int userHandle, 14919 final IPackageStatsObserver observer) { 14920 mContext.enforceCallingOrSelfPermission( 14921 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14922 if (packageName == null) { 14923 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14924 } 14925 14926 PackageStats stats = new PackageStats(packageName, userHandle); 14927 14928 /* 14929 * Queue up an async operation since the package measurement may take a 14930 * little while. 14931 */ 14932 Message msg = mHandler.obtainMessage(INIT_COPY); 14933 msg.obj = new MeasureParams(stats, observer); 14934 mHandler.sendMessage(msg); 14935 } 14936 14937 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14938 PackageStats pStats) { 14939 if (packageName == null) { 14940 Slog.w(TAG, "Attempt to get size of null packageName."); 14941 return false; 14942 } 14943 PackageParser.Package p; 14944 boolean dataOnly = false; 14945 String libDirRoot = null; 14946 String asecPath = null; 14947 PackageSetting ps = null; 14948 synchronized (mPackages) { 14949 p = mPackages.get(packageName); 14950 ps = mSettings.mPackages.get(packageName); 14951 if(p == null) { 14952 dataOnly = true; 14953 if((ps == null) || (ps.pkg == null)) { 14954 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14955 return false; 14956 } 14957 p = ps.pkg; 14958 } 14959 if (ps != null) { 14960 libDirRoot = ps.legacyNativeLibraryPathString; 14961 } 14962 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14963 final long token = Binder.clearCallingIdentity(); 14964 try { 14965 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14966 if (secureContainerId != null) { 14967 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14968 } 14969 } finally { 14970 Binder.restoreCallingIdentity(token); 14971 } 14972 } 14973 } 14974 String publicSrcDir = null; 14975 if(!dataOnly) { 14976 final ApplicationInfo applicationInfo = p.applicationInfo; 14977 if (applicationInfo == null) { 14978 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14979 return false; 14980 } 14981 if (p.isForwardLocked()) { 14982 publicSrcDir = applicationInfo.getBaseResourcePath(); 14983 } 14984 } 14985 // TODO: extend to measure size of split APKs 14986 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14987 // not just the first level. 14988 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14989 // just the primary. 14990 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14991 14992 String apkPath; 14993 File packageDir = new File(p.codePath); 14994 14995 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14996 apkPath = packageDir.getAbsolutePath(); 14997 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14998 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14999 libDirRoot = null; 15000 } 15001 } else { 15002 apkPath = p.baseCodePath; 15003 } 15004 15005 // TODO: triage flags as part of 26466827 15006 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15007 try { 15008 mInstaller.getAppSize(p.volumeUuid, packageName, userHandle, flags, apkPath, 15009 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 15010 } catch (InstallerException e) { 15011 return false; 15012 } 15013 15014 // Fix-up for forward-locked applications in ASEC containers. 15015 if (!isExternal(p)) { 15016 pStats.codeSize += pStats.externalCodeSize; 15017 pStats.externalCodeSize = 0L; 15018 } 15019 15020 return true; 15021 } 15022 15023 15024 @Override 15025 public void addPackageToPreferred(String packageName) { 15026 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 15027 } 15028 15029 @Override 15030 public void removePackageFromPreferred(String packageName) { 15031 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 15032 } 15033 15034 @Override 15035 public List<PackageInfo> getPreferredPackages(int flags) { 15036 return new ArrayList<PackageInfo>(); 15037 } 15038 15039 private int getUidTargetSdkVersionLockedLPr(int uid) { 15040 Object obj = mSettings.getUserIdLPr(uid); 15041 if (obj instanceof SharedUserSetting) { 15042 final SharedUserSetting sus = (SharedUserSetting) obj; 15043 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 15044 final Iterator<PackageSetting> it = sus.packages.iterator(); 15045 while (it.hasNext()) { 15046 final PackageSetting ps = it.next(); 15047 if (ps.pkg != null) { 15048 int v = ps.pkg.applicationInfo.targetSdkVersion; 15049 if (v < vers) vers = v; 15050 } 15051 } 15052 return vers; 15053 } else if (obj instanceof PackageSetting) { 15054 final PackageSetting ps = (PackageSetting) obj; 15055 if (ps.pkg != null) { 15056 return ps.pkg.applicationInfo.targetSdkVersion; 15057 } 15058 } 15059 return Build.VERSION_CODES.CUR_DEVELOPMENT; 15060 } 15061 15062 @Override 15063 public void addPreferredActivity(IntentFilter filter, int match, 15064 ComponentName[] set, ComponentName activity, int userId) { 15065 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15066 "Adding preferred"); 15067 } 15068 15069 private void addPreferredActivityInternal(IntentFilter filter, int match, 15070 ComponentName[] set, ComponentName activity, boolean always, int userId, 15071 String opname) { 15072 // writer 15073 int callingUid = Binder.getCallingUid(); 15074 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 15075 if (filter.countActions() == 0) { 15076 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15077 return; 15078 } 15079 synchronized (mPackages) { 15080 if (mContext.checkCallingOrSelfPermission( 15081 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15082 != PackageManager.PERMISSION_GRANTED) { 15083 if (getUidTargetSdkVersionLockedLPr(callingUid) 15084 < Build.VERSION_CODES.FROYO) { 15085 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 15086 + callingUid); 15087 return; 15088 } 15089 mContext.enforceCallingOrSelfPermission( 15090 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15091 } 15092 15093 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 15094 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 15095 + userId + ":"); 15096 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15097 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 15098 scheduleWritePackageRestrictionsLocked(userId); 15099 } 15100 } 15101 15102 @Override 15103 public void replacePreferredActivity(IntentFilter filter, int match, 15104 ComponentName[] set, ComponentName activity, int userId) { 15105 if (filter.countActions() != 1) { 15106 throw new IllegalArgumentException( 15107 "replacePreferredActivity expects filter to have only 1 action."); 15108 } 15109 if (filter.countDataAuthorities() != 0 15110 || filter.countDataPaths() != 0 15111 || filter.countDataSchemes() > 1 15112 || filter.countDataTypes() != 0) { 15113 throw new IllegalArgumentException( 15114 "replacePreferredActivity expects filter to have no data authorities, " + 15115 "paths, or types; and at most one scheme."); 15116 } 15117 15118 final int callingUid = Binder.getCallingUid(); 15119 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 15120 synchronized (mPackages) { 15121 if (mContext.checkCallingOrSelfPermission( 15122 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15123 != PackageManager.PERMISSION_GRANTED) { 15124 if (getUidTargetSdkVersionLockedLPr(callingUid) 15125 < Build.VERSION_CODES.FROYO) { 15126 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 15127 + Binder.getCallingUid()); 15128 return; 15129 } 15130 mContext.enforceCallingOrSelfPermission( 15131 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15132 } 15133 15134 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15135 if (pir != null) { 15136 // Get all of the existing entries that exactly match this filter. 15137 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 15138 if (existing != null && existing.size() == 1) { 15139 PreferredActivity cur = existing.get(0); 15140 if (DEBUG_PREFERRED) { 15141 Slog.i(TAG, "Checking replace of preferred:"); 15142 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15143 if (!cur.mPref.mAlways) { 15144 Slog.i(TAG, " -- CUR; not mAlways!"); 15145 } else { 15146 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 15147 Slog.i(TAG, " -- CUR: mSet=" 15148 + Arrays.toString(cur.mPref.mSetComponents)); 15149 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 15150 Slog.i(TAG, " -- NEW: mMatch=" 15151 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 15152 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 15153 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 15154 } 15155 } 15156 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 15157 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 15158 && cur.mPref.sameSet(set)) { 15159 // Setting the preferred activity to what it happens to be already 15160 if (DEBUG_PREFERRED) { 15161 Slog.i(TAG, "Replacing with same preferred activity " 15162 + cur.mPref.mShortComponent + " for user " 15163 + userId + ":"); 15164 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15165 } 15166 return; 15167 } 15168 } 15169 15170 if (existing != null) { 15171 if (DEBUG_PREFERRED) { 15172 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 15173 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15174 } 15175 for (int i = 0; i < existing.size(); i++) { 15176 PreferredActivity pa = existing.get(i); 15177 if (DEBUG_PREFERRED) { 15178 Slog.i(TAG, "Removing existing preferred activity " 15179 + pa.mPref.mComponent + ":"); 15180 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 15181 } 15182 pir.removeFilter(pa); 15183 } 15184 } 15185 } 15186 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15187 "Replacing preferred"); 15188 } 15189 } 15190 15191 @Override 15192 public void clearPackagePreferredActivities(String packageName) { 15193 final int uid = Binder.getCallingUid(); 15194 // writer 15195 synchronized (mPackages) { 15196 PackageParser.Package pkg = mPackages.get(packageName); 15197 if (pkg == null || pkg.applicationInfo.uid != uid) { 15198 if (mContext.checkCallingOrSelfPermission( 15199 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15200 != PackageManager.PERMISSION_GRANTED) { 15201 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 15202 < Build.VERSION_CODES.FROYO) { 15203 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 15204 + Binder.getCallingUid()); 15205 return; 15206 } 15207 mContext.enforceCallingOrSelfPermission( 15208 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15209 } 15210 } 15211 15212 int user = UserHandle.getCallingUserId(); 15213 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 15214 scheduleWritePackageRestrictionsLocked(user); 15215 } 15216 } 15217 } 15218 15219 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15220 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 15221 ArrayList<PreferredActivity> removed = null; 15222 boolean changed = false; 15223 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15224 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 15225 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15226 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 15227 continue; 15228 } 15229 Iterator<PreferredActivity> it = pir.filterIterator(); 15230 while (it.hasNext()) { 15231 PreferredActivity pa = it.next(); 15232 // Mark entry for removal only if it matches the package name 15233 // and the entry is of type "always". 15234 if (packageName == null || 15235 (pa.mPref.mComponent.getPackageName().equals(packageName) 15236 && pa.mPref.mAlways)) { 15237 if (removed == null) { 15238 removed = new ArrayList<PreferredActivity>(); 15239 } 15240 removed.add(pa); 15241 } 15242 } 15243 if (removed != null) { 15244 for (int j=0; j<removed.size(); j++) { 15245 PreferredActivity pa = removed.get(j); 15246 pir.removeFilter(pa); 15247 } 15248 changed = true; 15249 } 15250 } 15251 return changed; 15252 } 15253 15254 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15255 private void clearIntentFilterVerificationsLPw(int userId) { 15256 final int packageCount = mPackages.size(); 15257 for (int i = 0; i < packageCount; i++) { 15258 PackageParser.Package pkg = mPackages.valueAt(i); 15259 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 15260 } 15261 } 15262 15263 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15264 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 15265 if (userId == UserHandle.USER_ALL) { 15266 if (mSettings.removeIntentFilterVerificationLPw(packageName, 15267 sUserManager.getUserIds())) { 15268 for (int oneUserId : sUserManager.getUserIds()) { 15269 scheduleWritePackageRestrictionsLocked(oneUserId); 15270 } 15271 } 15272 } else { 15273 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 15274 scheduleWritePackageRestrictionsLocked(userId); 15275 } 15276 } 15277 } 15278 15279 void clearDefaultBrowserIfNeeded(String packageName) { 15280 for (int oneUserId : sUserManager.getUserIds()) { 15281 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 15282 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 15283 if (packageName.equals(defaultBrowserPackageName)) { 15284 setDefaultBrowserPackageName(null, oneUserId); 15285 } 15286 } 15287 } 15288 15289 @Override 15290 public void resetApplicationPreferences(int userId) { 15291 mContext.enforceCallingOrSelfPermission( 15292 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15293 // writer 15294 synchronized (mPackages) { 15295 final long identity = Binder.clearCallingIdentity(); 15296 try { 15297 clearPackagePreferredActivitiesLPw(null, userId); 15298 mSettings.applyDefaultPreferredAppsLPw(this, userId); 15299 // TODO: We have to reset the default SMS and Phone. This requires 15300 // significant refactoring to keep all default apps in the package 15301 // manager (cleaner but more work) or have the services provide 15302 // callbacks to the package manager to request a default app reset. 15303 applyFactoryDefaultBrowserLPw(userId); 15304 clearIntentFilterVerificationsLPw(userId); 15305 primeDomainVerificationsLPw(userId); 15306 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 15307 scheduleWritePackageRestrictionsLocked(userId); 15308 } finally { 15309 Binder.restoreCallingIdentity(identity); 15310 } 15311 } 15312 } 15313 15314 @Override 15315 public int getPreferredActivities(List<IntentFilter> outFilters, 15316 List<ComponentName> outActivities, String packageName) { 15317 15318 int num = 0; 15319 final int userId = UserHandle.getCallingUserId(); 15320 // reader 15321 synchronized (mPackages) { 15322 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15323 if (pir != null) { 15324 final Iterator<PreferredActivity> it = pir.filterIterator(); 15325 while (it.hasNext()) { 15326 final PreferredActivity pa = it.next(); 15327 if (packageName == null 15328 || (pa.mPref.mComponent.getPackageName().equals(packageName) 15329 && pa.mPref.mAlways)) { 15330 if (outFilters != null) { 15331 outFilters.add(new IntentFilter(pa)); 15332 } 15333 if (outActivities != null) { 15334 outActivities.add(pa.mPref.mComponent); 15335 } 15336 } 15337 } 15338 } 15339 } 15340 15341 return num; 15342 } 15343 15344 @Override 15345 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 15346 int userId) { 15347 int callingUid = Binder.getCallingUid(); 15348 if (callingUid != Process.SYSTEM_UID) { 15349 throw new SecurityException( 15350 "addPersistentPreferredActivity can only be run by the system"); 15351 } 15352 if (filter.countActions() == 0) { 15353 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15354 return; 15355 } 15356 synchronized (mPackages) { 15357 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 15358 ":"); 15359 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15360 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 15361 new PersistentPreferredActivity(filter, activity)); 15362 scheduleWritePackageRestrictionsLocked(userId); 15363 } 15364 } 15365 15366 @Override 15367 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 15368 int callingUid = Binder.getCallingUid(); 15369 if (callingUid != Process.SYSTEM_UID) { 15370 throw new SecurityException( 15371 "clearPackagePersistentPreferredActivities can only be run by the system"); 15372 } 15373 ArrayList<PersistentPreferredActivity> removed = null; 15374 boolean changed = false; 15375 synchronized (mPackages) { 15376 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 15377 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 15378 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 15379 .valueAt(i); 15380 if (userId != thisUserId) { 15381 continue; 15382 } 15383 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 15384 while (it.hasNext()) { 15385 PersistentPreferredActivity ppa = it.next(); 15386 // Mark entry for removal only if it matches the package name. 15387 if (ppa.mComponent.getPackageName().equals(packageName)) { 15388 if (removed == null) { 15389 removed = new ArrayList<PersistentPreferredActivity>(); 15390 } 15391 removed.add(ppa); 15392 } 15393 } 15394 if (removed != null) { 15395 for (int j=0; j<removed.size(); j++) { 15396 PersistentPreferredActivity ppa = removed.get(j); 15397 ppir.removeFilter(ppa); 15398 } 15399 changed = true; 15400 } 15401 } 15402 15403 if (changed) { 15404 scheduleWritePackageRestrictionsLocked(userId); 15405 } 15406 } 15407 } 15408 15409 /** 15410 * Common machinery for picking apart a restored XML blob and passing 15411 * it to a caller-supplied functor to be applied to the running system. 15412 */ 15413 private void restoreFromXml(XmlPullParser parser, int userId, 15414 String expectedStartTag, BlobXmlRestorer functor) 15415 throws IOException, XmlPullParserException { 15416 int type; 15417 while ((type = parser.next()) != XmlPullParser.START_TAG 15418 && type != XmlPullParser.END_DOCUMENT) { 15419 } 15420 if (type != XmlPullParser.START_TAG) { 15421 // oops didn't find a start tag?! 15422 if (DEBUG_BACKUP) { 15423 Slog.e(TAG, "Didn't find start tag during restore"); 15424 } 15425 return; 15426 } 15427Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 15428 // this is supposed to be TAG_PREFERRED_BACKUP 15429 if (!expectedStartTag.equals(parser.getName())) { 15430 if (DEBUG_BACKUP) { 15431 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 15432 } 15433 return; 15434 } 15435 15436 // skip interfering stuff, then we're aligned with the backing implementation 15437 while ((type = parser.next()) == XmlPullParser.TEXT) { } 15438Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 15439 functor.apply(parser, userId); 15440 } 15441 15442 private interface BlobXmlRestorer { 15443 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 15444 } 15445 15446 /** 15447 * Non-Binder method, support for the backup/restore mechanism: write the 15448 * full set of preferred activities in its canonical XML format. Returns the 15449 * XML output as a byte array, or null if there is none. 15450 */ 15451 @Override 15452 public byte[] getPreferredActivityBackup(int userId) { 15453 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15454 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 15455 } 15456 15457 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15458 try { 15459 final XmlSerializer serializer = new FastXmlSerializer(); 15460 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15461 serializer.startDocument(null, true); 15462 serializer.startTag(null, TAG_PREFERRED_BACKUP); 15463 15464 synchronized (mPackages) { 15465 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 15466 } 15467 15468 serializer.endTag(null, TAG_PREFERRED_BACKUP); 15469 serializer.endDocument(); 15470 serializer.flush(); 15471 } catch (Exception e) { 15472 if (DEBUG_BACKUP) { 15473 Slog.e(TAG, "Unable to write preferred activities for backup", e); 15474 } 15475 return null; 15476 } 15477 15478 return dataStream.toByteArray(); 15479 } 15480 15481 @Override 15482 public void restorePreferredActivities(byte[] backup, int userId) { 15483 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15484 throw new SecurityException("Only the system may call restorePreferredActivities()"); 15485 } 15486 15487 try { 15488 final XmlPullParser parser = Xml.newPullParser(); 15489 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15490 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 15491 new BlobXmlRestorer() { 15492 @Override 15493 public void apply(XmlPullParser parser, int userId) 15494 throws XmlPullParserException, IOException { 15495 synchronized (mPackages) { 15496 mSettings.readPreferredActivitiesLPw(parser, userId); 15497 } 15498 } 15499 } ); 15500 } catch (Exception e) { 15501 if (DEBUG_BACKUP) { 15502 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15503 } 15504 } 15505 } 15506 15507 /** 15508 * Non-Binder method, support for the backup/restore mechanism: write the 15509 * default browser (etc) settings in its canonical XML format. Returns the default 15510 * browser XML representation as a byte array, or null if there is none. 15511 */ 15512 @Override 15513 public byte[] getDefaultAppsBackup(int userId) { 15514 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15515 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 15516 } 15517 15518 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15519 try { 15520 final XmlSerializer serializer = new FastXmlSerializer(); 15521 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15522 serializer.startDocument(null, true); 15523 serializer.startTag(null, TAG_DEFAULT_APPS); 15524 15525 synchronized (mPackages) { 15526 mSettings.writeDefaultAppsLPr(serializer, userId); 15527 } 15528 15529 serializer.endTag(null, TAG_DEFAULT_APPS); 15530 serializer.endDocument(); 15531 serializer.flush(); 15532 } catch (Exception e) { 15533 if (DEBUG_BACKUP) { 15534 Slog.e(TAG, "Unable to write default apps for backup", e); 15535 } 15536 return null; 15537 } 15538 15539 return dataStream.toByteArray(); 15540 } 15541 15542 @Override 15543 public void restoreDefaultApps(byte[] backup, int userId) { 15544 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15545 throw new SecurityException("Only the system may call restoreDefaultApps()"); 15546 } 15547 15548 try { 15549 final XmlPullParser parser = Xml.newPullParser(); 15550 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15551 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 15552 new BlobXmlRestorer() { 15553 @Override 15554 public void apply(XmlPullParser parser, int userId) 15555 throws XmlPullParserException, IOException { 15556 synchronized (mPackages) { 15557 mSettings.readDefaultAppsLPw(parser, userId); 15558 } 15559 } 15560 } ); 15561 } catch (Exception e) { 15562 if (DEBUG_BACKUP) { 15563 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 15564 } 15565 } 15566 } 15567 15568 @Override 15569 public byte[] getIntentFilterVerificationBackup(int userId) { 15570 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15571 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 15572 } 15573 15574 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15575 try { 15576 final XmlSerializer serializer = new FastXmlSerializer(); 15577 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15578 serializer.startDocument(null, true); 15579 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 15580 15581 synchronized (mPackages) { 15582 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 15583 } 15584 15585 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 15586 serializer.endDocument(); 15587 serializer.flush(); 15588 } catch (Exception e) { 15589 if (DEBUG_BACKUP) { 15590 Slog.e(TAG, "Unable to write default apps for backup", e); 15591 } 15592 return null; 15593 } 15594 15595 return dataStream.toByteArray(); 15596 } 15597 15598 @Override 15599 public void restoreIntentFilterVerification(byte[] backup, int userId) { 15600 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15601 throw new SecurityException("Only the system may call restorePreferredActivities()"); 15602 } 15603 15604 try { 15605 final XmlPullParser parser = Xml.newPullParser(); 15606 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15607 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 15608 new BlobXmlRestorer() { 15609 @Override 15610 public void apply(XmlPullParser parser, int userId) 15611 throws XmlPullParserException, IOException { 15612 synchronized (mPackages) { 15613 mSettings.readAllDomainVerificationsLPr(parser, userId); 15614 mSettings.writeLPr(); 15615 } 15616 } 15617 } ); 15618 } catch (Exception e) { 15619 if (DEBUG_BACKUP) { 15620 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15621 } 15622 } 15623 } 15624 15625 @Override 15626 public byte[] getPermissionGrantBackup(int userId) { 15627 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15628 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 15629 } 15630 15631 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15632 try { 15633 final XmlSerializer serializer = new FastXmlSerializer(); 15634 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15635 serializer.startDocument(null, true); 15636 serializer.startTag(null, TAG_PERMISSION_BACKUP); 15637 15638 synchronized (mPackages) { 15639 serializeRuntimePermissionGrantsLPr(serializer, userId); 15640 } 15641 15642 serializer.endTag(null, TAG_PERMISSION_BACKUP); 15643 serializer.endDocument(); 15644 serializer.flush(); 15645 } catch (Exception e) { 15646 if (DEBUG_BACKUP) { 15647 Slog.e(TAG, "Unable to write default apps for backup", e); 15648 } 15649 return null; 15650 } 15651 15652 return dataStream.toByteArray(); 15653 } 15654 15655 @Override 15656 public void restorePermissionGrants(byte[] backup, int userId) { 15657 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15658 throw new SecurityException("Only the system may call restorePermissionGrants()"); 15659 } 15660 15661 try { 15662 final XmlPullParser parser = Xml.newPullParser(); 15663 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15664 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 15665 new BlobXmlRestorer() { 15666 @Override 15667 public void apply(XmlPullParser parser, int userId) 15668 throws XmlPullParserException, IOException { 15669 synchronized (mPackages) { 15670 processRestoredPermissionGrantsLPr(parser, userId); 15671 } 15672 } 15673 } ); 15674 } catch (Exception e) { 15675 if (DEBUG_BACKUP) { 15676 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15677 } 15678 } 15679 } 15680 15681 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 15682 throws IOException { 15683 serializer.startTag(null, TAG_ALL_GRANTS); 15684 15685 final int N = mSettings.mPackages.size(); 15686 for (int i = 0; i < N; i++) { 15687 final PackageSetting ps = mSettings.mPackages.valueAt(i); 15688 boolean pkgGrantsKnown = false; 15689 15690 PermissionsState packagePerms = ps.getPermissionsState(); 15691 15692 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 15693 final int grantFlags = state.getFlags(); 15694 // only look at grants that are not system/policy fixed 15695 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 15696 final boolean isGranted = state.isGranted(); 15697 // And only back up the user-twiddled state bits 15698 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 15699 final String packageName = mSettings.mPackages.keyAt(i); 15700 if (!pkgGrantsKnown) { 15701 serializer.startTag(null, TAG_GRANT); 15702 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 15703 pkgGrantsKnown = true; 15704 } 15705 15706 final boolean userSet = 15707 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 15708 final boolean userFixed = 15709 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 15710 final boolean revoke = 15711 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 15712 15713 serializer.startTag(null, TAG_PERMISSION); 15714 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 15715 if (isGranted) { 15716 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 15717 } 15718 if (userSet) { 15719 serializer.attribute(null, ATTR_USER_SET, "true"); 15720 } 15721 if (userFixed) { 15722 serializer.attribute(null, ATTR_USER_FIXED, "true"); 15723 } 15724 if (revoke) { 15725 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 15726 } 15727 serializer.endTag(null, TAG_PERMISSION); 15728 } 15729 } 15730 } 15731 15732 if (pkgGrantsKnown) { 15733 serializer.endTag(null, TAG_GRANT); 15734 } 15735 } 15736 15737 serializer.endTag(null, TAG_ALL_GRANTS); 15738 } 15739 15740 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 15741 throws XmlPullParserException, IOException { 15742 String pkgName = null; 15743 int outerDepth = parser.getDepth(); 15744 int type; 15745 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 15746 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 15747 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 15748 continue; 15749 } 15750 15751 final String tagName = parser.getName(); 15752 if (tagName.equals(TAG_GRANT)) { 15753 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 15754 if (DEBUG_BACKUP) { 15755 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 15756 } 15757 } else if (tagName.equals(TAG_PERMISSION)) { 15758 15759 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 15760 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 15761 15762 int newFlagSet = 0; 15763 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 15764 newFlagSet |= FLAG_PERMISSION_USER_SET; 15765 } 15766 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 15767 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 15768 } 15769 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 15770 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 15771 } 15772 if (DEBUG_BACKUP) { 15773 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 15774 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 15775 } 15776 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15777 if (ps != null) { 15778 // Already installed so we apply the grant immediately 15779 if (DEBUG_BACKUP) { 15780 Slog.v(TAG, " + already installed; applying"); 15781 } 15782 PermissionsState perms = ps.getPermissionsState(); 15783 BasePermission bp = mSettings.mPermissions.get(permName); 15784 if (bp != null) { 15785 if (isGranted) { 15786 perms.grantRuntimePermission(bp, userId); 15787 } 15788 if (newFlagSet != 0) { 15789 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 15790 } 15791 } 15792 } else { 15793 // Need to wait for post-restore install to apply the grant 15794 if (DEBUG_BACKUP) { 15795 Slog.v(TAG, " - not yet installed; saving for later"); 15796 } 15797 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 15798 isGranted, newFlagSet, userId); 15799 } 15800 } else { 15801 PackageManagerService.reportSettingsProblem(Log.WARN, 15802 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 15803 XmlUtils.skipCurrentTag(parser); 15804 } 15805 } 15806 15807 scheduleWriteSettingsLocked(); 15808 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 15809 } 15810 15811 @Override 15812 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 15813 int sourceUserId, int targetUserId, int flags) { 15814 mContext.enforceCallingOrSelfPermission( 15815 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15816 int callingUid = Binder.getCallingUid(); 15817 enforceOwnerRights(ownerPackage, callingUid); 15818 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15819 if (intentFilter.countActions() == 0) { 15820 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 15821 return; 15822 } 15823 synchronized (mPackages) { 15824 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 15825 ownerPackage, targetUserId, flags); 15826 CrossProfileIntentResolver resolver = 15827 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15828 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 15829 // We have all those whose filter is equal. Now checking if the rest is equal as well. 15830 if (existing != null) { 15831 int size = existing.size(); 15832 for (int i = 0; i < size; i++) { 15833 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 15834 return; 15835 } 15836 } 15837 } 15838 resolver.addFilter(newFilter); 15839 scheduleWritePackageRestrictionsLocked(sourceUserId); 15840 } 15841 } 15842 15843 @Override 15844 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 15845 mContext.enforceCallingOrSelfPermission( 15846 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15847 int callingUid = Binder.getCallingUid(); 15848 enforceOwnerRights(ownerPackage, callingUid); 15849 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15850 synchronized (mPackages) { 15851 CrossProfileIntentResolver resolver = 15852 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15853 ArraySet<CrossProfileIntentFilter> set = 15854 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15855 for (CrossProfileIntentFilter filter : set) { 15856 if (filter.getOwnerPackage().equals(ownerPackage)) { 15857 resolver.removeFilter(filter); 15858 } 15859 } 15860 scheduleWritePackageRestrictionsLocked(sourceUserId); 15861 } 15862 } 15863 15864 // Enforcing that callingUid is owning pkg on userId 15865 private void enforceOwnerRights(String pkg, int callingUid) { 15866 // The system owns everything. 15867 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15868 return; 15869 } 15870 int callingUserId = UserHandle.getUserId(callingUid); 15871 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15872 if (pi == null) { 15873 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15874 + callingUserId); 15875 } 15876 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15877 throw new SecurityException("Calling uid " + callingUid 15878 + " does not own package " + pkg); 15879 } 15880 } 15881 15882 @Override 15883 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15884 Intent intent = new Intent(Intent.ACTION_MAIN); 15885 intent.addCategory(Intent.CATEGORY_HOME); 15886 15887 final int callingUserId = UserHandle.getCallingUserId(); 15888 List<ResolveInfo> list = queryIntentActivities(intent, null, 15889 PackageManager.GET_META_DATA, callingUserId); 15890 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15891 true, false, false, callingUserId); 15892 15893 allHomeCandidates.clear(); 15894 if (list != null) { 15895 for (ResolveInfo ri : list) { 15896 allHomeCandidates.add(ri); 15897 } 15898 } 15899 return (preferred == null || preferred.activityInfo == null) 15900 ? null 15901 : new ComponentName(preferred.activityInfo.packageName, 15902 preferred.activityInfo.name); 15903 } 15904 15905 @Override 15906 public void setApplicationEnabledSetting(String appPackageName, 15907 int newState, int flags, int userId, String callingPackage) { 15908 if (!sUserManager.exists(userId)) return; 15909 if (callingPackage == null) { 15910 callingPackage = Integer.toString(Binder.getCallingUid()); 15911 } 15912 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15913 } 15914 15915 @Override 15916 public void setComponentEnabledSetting(ComponentName componentName, 15917 int newState, int flags, int userId) { 15918 if (!sUserManager.exists(userId)) return; 15919 setEnabledSetting(componentName.getPackageName(), 15920 componentName.getClassName(), newState, flags, userId, null); 15921 } 15922 15923 private void setEnabledSetting(final String packageName, String className, int newState, 15924 final int flags, int userId, String callingPackage) { 15925 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15926 || newState == COMPONENT_ENABLED_STATE_ENABLED 15927 || newState == COMPONENT_ENABLED_STATE_DISABLED 15928 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15929 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15930 throw new IllegalArgumentException("Invalid new component state: " 15931 + newState); 15932 } 15933 PackageSetting pkgSetting; 15934 final int uid = Binder.getCallingUid(); 15935 final int permission = mContext.checkCallingOrSelfPermission( 15936 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15937 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15938 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15939 boolean sendNow = false; 15940 boolean isApp = (className == null); 15941 String componentName = isApp ? packageName : className; 15942 int packageUid = -1; 15943 ArrayList<String> components; 15944 15945 // writer 15946 synchronized (mPackages) { 15947 pkgSetting = mSettings.mPackages.get(packageName); 15948 if (pkgSetting == null) { 15949 if (className == null) { 15950 throw new IllegalArgumentException("Unknown package: " + packageName); 15951 } 15952 throw new IllegalArgumentException( 15953 "Unknown component: " + packageName + "/" + className); 15954 } 15955 // Allow root and verify that userId is not being specified by a different user 15956 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15957 throw new SecurityException( 15958 "Permission Denial: attempt to change component state from pid=" 15959 + Binder.getCallingPid() 15960 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15961 } 15962 if (className == null) { 15963 // We're dealing with an application/package level state change 15964 if (pkgSetting.getEnabled(userId) == newState) { 15965 // Nothing to do 15966 return; 15967 } 15968 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15969 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15970 // Don't care about who enables an app. 15971 callingPackage = null; 15972 } 15973 pkgSetting.setEnabled(newState, userId, callingPackage); 15974 // pkgSetting.pkg.mSetEnabled = newState; 15975 } else { 15976 // We're dealing with a component level state change 15977 // First, verify that this is a valid class name. 15978 PackageParser.Package pkg = pkgSetting.pkg; 15979 if (pkg == null || !pkg.hasComponentClassName(className)) { 15980 if (pkg != null && 15981 pkg.applicationInfo.targetSdkVersion >= 15982 Build.VERSION_CODES.JELLY_BEAN) { 15983 throw new IllegalArgumentException("Component class " + className 15984 + " does not exist in " + packageName); 15985 } else { 15986 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15987 + className + " does not exist in " + packageName); 15988 } 15989 } 15990 switch (newState) { 15991 case COMPONENT_ENABLED_STATE_ENABLED: 15992 if (!pkgSetting.enableComponentLPw(className, userId)) { 15993 return; 15994 } 15995 break; 15996 case COMPONENT_ENABLED_STATE_DISABLED: 15997 if (!pkgSetting.disableComponentLPw(className, userId)) { 15998 return; 15999 } 16000 break; 16001 case COMPONENT_ENABLED_STATE_DEFAULT: 16002 if (!pkgSetting.restoreComponentLPw(className, userId)) { 16003 return; 16004 } 16005 break; 16006 default: 16007 Slog.e(TAG, "Invalid new component state: " + newState); 16008 return; 16009 } 16010 } 16011 scheduleWritePackageRestrictionsLocked(userId); 16012 components = mPendingBroadcasts.get(userId, packageName); 16013 final boolean newPackage = components == null; 16014 if (newPackage) { 16015 components = new ArrayList<String>(); 16016 } 16017 if (!components.contains(componentName)) { 16018 components.add(componentName); 16019 } 16020 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 16021 sendNow = true; 16022 // Purge entry from pending broadcast list if another one exists already 16023 // since we are sending one right away. 16024 mPendingBroadcasts.remove(userId, packageName); 16025 } else { 16026 if (newPackage) { 16027 mPendingBroadcasts.put(userId, packageName, components); 16028 } 16029 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 16030 // Schedule a message 16031 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 16032 } 16033 } 16034 } 16035 16036 long callingId = Binder.clearCallingIdentity(); 16037 try { 16038 if (sendNow) { 16039 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 16040 sendPackageChangedBroadcast(packageName, 16041 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 16042 } 16043 } finally { 16044 Binder.restoreCallingIdentity(callingId); 16045 } 16046 } 16047 16048 private void sendPackageChangedBroadcast(String packageName, 16049 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 16050 if (DEBUG_INSTALL) 16051 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 16052 + componentNames); 16053 Bundle extras = new Bundle(4); 16054 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 16055 String nameList[] = new String[componentNames.size()]; 16056 componentNames.toArray(nameList); 16057 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 16058 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 16059 extras.putInt(Intent.EXTRA_UID, packageUid); 16060 // If this is not reporting a change of the overall package, then only send it 16061 // to registered receivers. We don't want to launch a swath of apps for every 16062 // little component state change. 16063 final int flags = !componentNames.contains(packageName) 16064 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 16065 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 16066 new int[] {UserHandle.getUserId(packageUid)}); 16067 } 16068 16069 @Override 16070 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 16071 if (!sUserManager.exists(userId)) return; 16072 final int uid = Binder.getCallingUid(); 16073 final int permission = mContext.checkCallingOrSelfPermission( 16074 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 16075 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 16076 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 16077 // writer 16078 synchronized (mPackages) { 16079 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 16080 allowedByPermission, uid, userId)) { 16081 scheduleWritePackageRestrictionsLocked(userId); 16082 } 16083 } 16084 } 16085 16086 @Override 16087 public String getInstallerPackageName(String packageName) { 16088 // reader 16089 synchronized (mPackages) { 16090 return mSettings.getInstallerPackageNameLPr(packageName); 16091 } 16092 } 16093 16094 @Override 16095 public int getApplicationEnabledSetting(String packageName, int userId) { 16096 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16097 int uid = Binder.getCallingUid(); 16098 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 16099 // reader 16100 synchronized (mPackages) { 16101 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 16102 } 16103 } 16104 16105 @Override 16106 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 16107 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16108 int uid = Binder.getCallingUid(); 16109 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 16110 // reader 16111 synchronized (mPackages) { 16112 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 16113 } 16114 } 16115 16116 @Override 16117 public void enterSafeMode() { 16118 enforceSystemOrRoot("Only the system can request entering safe mode"); 16119 16120 if (!mSystemReady) { 16121 mSafeMode = true; 16122 } 16123 } 16124 16125 @Override 16126 public void systemReady() { 16127 mSystemReady = true; 16128 16129 // Read the compatibilty setting when the system is ready. 16130 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 16131 mContext.getContentResolver(), 16132 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 16133 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 16134 if (DEBUG_SETTINGS) { 16135 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 16136 } 16137 16138 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 16139 16140 synchronized (mPackages) { 16141 // Verify that all of the preferred activity components actually 16142 // exist. It is possible for applications to be updated and at 16143 // that point remove a previously declared activity component that 16144 // had been set as a preferred activity. We try to clean this up 16145 // the next time we encounter that preferred activity, but it is 16146 // possible for the user flow to never be able to return to that 16147 // situation so here we do a sanity check to make sure we haven't 16148 // left any junk around. 16149 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 16150 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 16151 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 16152 removed.clear(); 16153 for (PreferredActivity pa : pir.filterSet()) { 16154 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 16155 removed.add(pa); 16156 } 16157 } 16158 if (removed.size() > 0) { 16159 for (int r=0; r<removed.size(); r++) { 16160 PreferredActivity pa = removed.get(r); 16161 Slog.w(TAG, "Removing dangling preferred activity: " 16162 + pa.mPref.mComponent); 16163 pir.removeFilter(pa); 16164 } 16165 mSettings.writePackageRestrictionsLPr( 16166 mSettings.mPreferredActivities.keyAt(i)); 16167 } 16168 } 16169 16170 for (int userId : UserManagerService.getInstance().getUserIds()) { 16171 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 16172 grantPermissionsUserIds = ArrayUtils.appendInt( 16173 grantPermissionsUserIds, userId); 16174 } 16175 } 16176 } 16177 sUserManager.systemReady(); 16178 16179 // If we upgraded grant all default permissions before kicking off. 16180 for (int userId : grantPermissionsUserIds) { 16181 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 16182 } 16183 16184 // Kick off any messages waiting for system ready 16185 if (mPostSystemReadyMessages != null) { 16186 for (Message msg : mPostSystemReadyMessages) { 16187 msg.sendToTarget(); 16188 } 16189 mPostSystemReadyMessages = null; 16190 } 16191 16192 // Watch for external volumes that come and go over time 16193 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16194 storage.registerListener(mStorageListener); 16195 16196 mInstallerService.systemReady(); 16197 mPackageDexOptimizer.systemReady(); 16198 16199 MountServiceInternal mountServiceInternal = LocalServices.getService( 16200 MountServiceInternal.class); 16201 mountServiceInternal.addExternalStoragePolicy( 16202 new MountServiceInternal.ExternalStorageMountPolicy() { 16203 @Override 16204 public int getMountMode(int uid, String packageName) { 16205 if (Process.isIsolated(uid)) { 16206 return Zygote.MOUNT_EXTERNAL_NONE; 16207 } 16208 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 16209 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16210 } 16211 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16212 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16213 } 16214 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16215 return Zygote.MOUNT_EXTERNAL_READ; 16216 } 16217 return Zygote.MOUNT_EXTERNAL_WRITE; 16218 } 16219 16220 @Override 16221 public boolean hasExternalStorage(int uid, String packageName) { 16222 return true; 16223 } 16224 }); 16225 } 16226 16227 @Override 16228 public boolean isSafeMode() { 16229 return mSafeMode; 16230 } 16231 16232 @Override 16233 public boolean hasSystemUidErrors() { 16234 return mHasSystemUidErrors; 16235 } 16236 16237 static String arrayToString(int[] array) { 16238 StringBuffer buf = new StringBuffer(128); 16239 buf.append('['); 16240 if (array != null) { 16241 for (int i=0; i<array.length; i++) { 16242 if (i > 0) buf.append(", "); 16243 buf.append(array[i]); 16244 } 16245 } 16246 buf.append(']'); 16247 return buf.toString(); 16248 } 16249 16250 static class DumpState { 16251 public static final int DUMP_LIBS = 1 << 0; 16252 public static final int DUMP_FEATURES = 1 << 1; 16253 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 16254 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 16255 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 16256 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 16257 public static final int DUMP_PERMISSIONS = 1 << 6; 16258 public static final int DUMP_PACKAGES = 1 << 7; 16259 public static final int DUMP_SHARED_USERS = 1 << 8; 16260 public static final int DUMP_MESSAGES = 1 << 9; 16261 public static final int DUMP_PROVIDERS = 1 << 10; 16262 public static final int DUMP_VERIFIERS = 1 << 11; 16263 public static final int DUMP_PREFERRED = 1 << 12; 16264 public static final int DUMP_PREFERRED_XML = 1 << 13; 16265 public static final int DUMP_KEYSETS = 1 << 14; 16266 public static final int DUMP_VERSION = 1 << 15; 16267 public static final int DUMP_INSTALLS = 1 << 16; 16268 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 16269 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 16270 16271 public static final int OPTION_SHOW_FILTERS = 1 << 0; 16272 16273 private int mTypes; 16274 16275 private int mOptions; 16276 16277 private boolean mTitlePrinted; 16278 16279 private SharedUserSetting mSharedUser; 16280 16281 public boolean isDumping(int type) { 16282 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 16283 return true; 16284 } 16285 16286 return (mTypes & type) != 0; 16287 } 16288 16289 public void setDump(int type) { 16290 mTypes |= type; 16291 } 16292 16293 public boolean isOptionEnabled(int option) { 16294 return (mOptions & option) != 0; 16295 } 16296 16297 public void setOptionEnabled(int option) { 16298 mOptions |= option; 16299 } 16300 16301 public boolean onTitlePrinted() { 16302 final boolean printed = mTitlePrinted; 16303 mTitlePrinted = true; 16304 return printed; 16305 } 16306 16307 public boolean getTitlePrinted() { 16308 return mTitlePrinted; 16309 } 16310 16311 public void setTitlePrinted(boolean enabled) { 16312 mTitlePrinted = enabled; 16313 } 16314 16315 public SharedUserSetting getSharedUser() { 16316 return mSharedUser; 16317 } 16318 16319 public void setSharedUser(SharedUserSetting user) { 16320 mSharedUser = user; 16321 } 16322 } 16323 16324 @Override 16325 public void onShellCommand(FileDescriptor in, FileDescriptor out, 16326 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 16327 (new PackageManagerShellCommand(this)).exec( 16328 this, in, out, err, args, resultReceiver); 16329 } 16330 16331 @Override 16332 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 16333 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 16334 != PackageManager.PERMISSION_GRANTED) { 16335 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 16336 + Binder.getCallingPid() 16337 + ", uid=" + Binder.getCallingUid() 16338 + " without permission " 16339 + android.Manifest.permission.DUMP); 16340 return; 16341 } 16342 16343 DumpState dumpState = new DumpState(); 16344 boolean fullPreferred = false; 16345 boolean checkin = false; 16346 16347 String packageName = null; 16348 ArraySet<String> permissionNames = null; 16349 16350 int opti = 0; 16351 while (opti < args.length) { 16352 String opt = args[opti]; 16353 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 16354 break; 16355 } 16356 opti++; 16357 16358 if ("-a".equals(opt)) { 16359 // Right now we only know how to print all. 16360 } else if ("-h".equals(opt)) { 16361 pw.println("Package manager dump options:"); 16362 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 16363 pw.println(" --checkin: dump for a checkin"); 16364 pw.println(" -f: print details of intent filters"); 16365 pw.println(" -h: print this help"); 16366 pw.println(" cmd may be one of:"); 16367 pw.println(" l[ibraries]: list known shared libraries"); 16368 pw.println(" f[eatures]: list device features"); 16369 pw.println(" k[eysets]: print known keysets"); 16370 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 16371 pw.println(" perm[issions]: dump permissions"); 16372 pw.println(" permission [name ...]: dump declaration and use of given permission"); 16373 pw.println(" pref[erred]: print preferred package settings"); 16374 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 16375 pw.println(" prov[iders]: dump content providers"); 16376 pw.println(" p[ackages]: dump installed packages"); 16377 pw.println(" s[hared-users]: dump shared user IDs"); 16378 pw.println(" m[essages]: print collected runtime messages"); 16379 pw.println(" v[erifiers]: print package verifier info"); 16380 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 16381 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 16382 pw.println(" version: print database version info"); 16383 pw.println(" write: write current settings now"); 16384 pw.println(" installs: details about install sessions"); 16385 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 16386 pw.println(" <package.name>: info about given package"); 16387 return; 16388 } else if ("--checkin".equals(opt)) { 16389 checkin = true; 16390 } else if ("-f".equals(opt)) { 16391 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16392 } else { 16393 pw.println("Unknown argument: " + opt + "; use -h for help"); 16394 } 16395 } 16396 16397 // Is the caller requesting to dump a particular piece of data? 16398 if (opti < args.length) { 16399 String cmd = args[opti]; 16400 opti++; 16401 // Is this a package name? 16402 if ("android".equals(cmd) || cmd.contains(".")) { 16403 packageName = cmd; 16404 // When dumping a single package, we always dump all of its 16405 // filter information since the amount of data will be reasonable. 16406 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16407 } else if ("check-permission".equals(cmd)) { 16408 if (opti >= args.length) { 16409 pw.println("Error: check-permission missing permission argument"); 16410 return; 16411 } 16412 String perm = args[opti]; 16413 opti++; 16414 if (opti >= args.length) { 16415 pw.println("Error: check-permission missing package argument"); 16416 return; 16417 } 16418 String pkg = args[opti]; 16419 opti++; 16420 int user = UserHandle.getUserId(Binder.getCallingUid()); 16421 if (opti < args.length) { 16422 try { 16423 user = Integer.parseInt(args[opti]); 16424 } catch (NumberFormatException e) { 16425 pw.println("Error: check-permission user argument is not a number: " 16426 + args[opti]); 16427 return; 16428 } 16429 } 16430 pw.println(checkPermission(perm, pkg, user)); 16431 return; 16432 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 16433 dumpState.setDump(DumpState.DUMP_LIBS); 16434 } else if ("f".equals(cmd) || "features".equals(cmd)) { 16435 dumpState.setDump(DumpState.DUMP_FEATURES); 16436 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 16437 if (opti >= args.length) { 16438 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 16439 | DumpState.DUMP_SERVICE_RESOLVERS 16440 | DumpState.DUMP_RECEIVER_RESOLVERS 16441 | DumpState.DUMP_CONTENT_RESOLVERS); 16442 } else { 16443 while (opti < args.length) { 16444 String name = args[opti]; 16445 if ("a".equals(name) || "activity".equals(name)) { 16446 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 16447 } else if ("s".equals(name) || "service".equals(name)) { 16448 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 16449 } else if ("r".equals(name) || "receiver".equals(name)) { 16450 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 16451 } else if ("c".equals(name) || "content".equals(name)) { 16452 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 16453 } else { 16454 pw.println("Error: unknown resolver table type: " + name); 16455 return; 16456 } 16457 opti++; 16458 } 16459 } 16460 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 16461 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 16462 } else if ("permission".equals(cmd)) { 16463 if (opti >= args.length) { 16464 pw.println("Error: permission requires permission name"); 16465 return; 16466 } 16467 permissionNames = new ArraySet<>(); 16468 while (opti < args.length) { 16469 permissionNames.add(args[opti]); 16470 opti++; 16471 } 16472 dumpState.setDump(DumpState.DUMP_PERMISSIONS 16473 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 16474 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 16475 dumpState.setDump(DumpState.DUMP_PREFERRED); 16476 } else if ("preferred-xml".equals(cmd)) { 16477 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 16478 if (opti < args.length && "--full".equals(args[opti])) { 16479 fullPreferred = true; 16480 opti++; 16481 } 16482 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 16483 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 16484 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 16485 dumpState.setDump(DumpState.DUMP_PACKAGES); 16486 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 16487 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 16488 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 16489 dumpState.setDump(DumpState.DUMP_PROVIDERS); 16490 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 16491 dumpState.setDump(DumpState.DUMP_MESSAGES); 16492 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 16493 dumpState.setDump(DumpState.DUMP_VERIFIERS); 16494 } else if ("i".equals(cmd) || "ifv".equals(cmd) 16495 || "intent-filter-verifiers".equals(cmd)) { 16496 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 16497 } else if ("version".equals(cmd)) { 16498 dumpState.setDump(DumpState.DUMP_VERSION); 16499 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 16500 dumpState.setDump(DumpState.DUMP_KEYSETS); 16501 } else if ("installs".equals(cmd)) { 16502 dumpState.setDump(DumpState.DUMP_INSTALLS); 16503 } else if ("write".equals(cmd)) { 16504 synchronized (mPackages) { 16505 mSettings.writeLPr(); 16506 pw.println("Settings written."); 16507 return; 16508 } 16509 } 16510 } 16511 16512 if (checkin) { 16513 pw.println("vers,1"); 16514 } 16515 16516 // reader 16517 synchronized (mPackages) { 16518 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 16519 if (!checkin) { 16520 if (dumpState.onTitlePrinted()) 16521 pw.println(); 16522 pw.println("Database versions:"); 16523 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 16524 } 16525 } 16526 16527 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 16528 if (!checkin) { 16529 if (dumpState.onTitlePrinted()) 16530 pw.println(); 16531 pw.println("Verifiers:"); 16532 pw.print(" Required: "); 16533 pw.print(mRequiredVerifierPackage); 16534 pw.print(" (uid="); 16535 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16536 UserHandle.USER_SYSTEM)); 16537 pw.println(")"); 16538 } else if (mRequiredVerifierPackage != null) { 16539 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 16540 pw.print(","); 16541 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16542 UserHandle.USER_SYSTEM)); 16543 } 16544 } 16545 16546 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 16547 packageName == null) { 16548 if (mIntentFilterVerifierComponent != null) { 16549 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 16550 if (!checkin) { 16551 if (dumpState.onTitlePrinted()) 16552 pw.println(); 16553 pw.println("Intent Filter Verifier:"); 16554 pw.print(" Using: "); 16555 pw.print(verifierPackageName); 16556 pw.print(" (uid="); 16557 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 16558 UserHandle.USER_SYSTEM)); 16559 pw.println(")"); 16560 } else if (verifierPackageName != null) { 16561 pw.print("ifv,"); pw.print(verifierPackageName); 16562 pw.print(","); 16563 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 16564 UserHandle.USER_SYSTEM)); 16565 } 16566 } else { 16567 pw.println(); 16568 pw.println("No Intent Filter Verifier available!"); 16569 } 16570 } 16571 16572 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 16573 boolean printedHeader = false; 16574 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 16575 while (it.hasNext()) { 16576 String name = it.next(); 16577 SharedLibraryEntry ent = mSharedLibraries.get(name); 16578 if (!checkin) { 16579 if (!printedHeader) { 16580 if (dumpState.onTitlePrinted()) 16581 pw.println(); 16582 pw.println("Libraries:"); 16583 printedHeader = true; 16584 } 16585 pw.print(" "); 16586 } else { 16587 pw.print("lib,"); 16588 } 16589 pw.print(name); 16590 if (!checkin) { 16591 pw.print(" -> "); 16592 } 16593 if (ent.path != null) { 16594 if (!checkin) { 16595 pw.print("(jar) "); 16596 pw.print(ent.path); 16597 } else { 16598 pw.print(",jar,"); 16599 pw.print(ent.path); 16600 } 16601 } else { 16602 if (!checkin) { 16603 pw.print("(apk) "); 16604 pw.print(ent.apk); 16605 } else { 16606 pw.print(",apk,"); 16607 pw.print(ent.apk); 16608 } 16609 } 16610 pw.println(); 16611 } 16612 } 16613 16614 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 16615 if (dumpState.onTitlePrinted()) 16616 pw.println(); 16617 if (!checkin) { 16618 pw.println("Features:"); 16619 } 16620 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 16621 while (it.hasNext()) { 16622 String name = it.next(); 16623 if (!checkin) { 16624 pw.print(" "); 16625 } else { 16626 pw.print("feat,"); 16627 } 16628 pw.println(name); 16629 } 16630 } 16631 16632 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 16633 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 16634 : "Activity Resolver Table:", " ", packageName, 16635 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16636 dumpState.setTitlePrinted(true); 16637 } 16638 } 16639 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 16640 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 16641 : "Receiver Resolver Table:", " ", packageName, 16642 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16643 dumpState.setTitlePrinted(true); 16644 } 16645 } 16646 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 16647 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 16648 : "Service Resolver Table:", " ", packageName, 16649 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16650 dumpState.setTitlePrinted(true); 16651 } 16652 } 16653 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 16654 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 16655 : "Provider Resolver Table:", " ", packageName, 16656 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16657 dumpState.setTitlePrinted(true); 16658 } 16659 } 16660 16661 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 16662 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 16663 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 16664 int user = mSettings.mPreferredActivities.keyAt(i); 16665 if (pir.dump(pw, 16666 dumpState.getTitlePrinted() 16667 ? "\nPreferred Activities User " + user + ":" 16668 : "Preferred Activities User " + user + ":", " ", 16669 packageName, true, false)) { 16670 dumpState.setTitlePrinted(true); 16671 } 16672 } 16673 } 16674 16675 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 16676 pw.flush(); 16677 FileOutputStream fout = new FileOutputStream(fd); 16678 BufferedOutputStream str = new BufferedOutputStream(fout); 16679 XmlSerializer serializer = new FastXmlSerializer(); 16680 try { 16681 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 16682 serializer.startDocument(null, true); 16683 serializer.setFeature( 16684 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 16685 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 16686 serializer.endDocument(); 16687 serializer.flush(); 16688 } catch (IllegalArgumentException e) { 16689 pw.println("Failed writing: " + e); 16690 } catch (IllegalStateException e) { 16691 pw.println("Failed writing: " + e); 16692 } catch (IOException e) { 16693 pw.println("Failed writing: " + e); 16694 } 16695 } 16696 16697 if (!checkin 16698 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 16699 && packageName == null) { 16700 pw.println(); 16701 int count = mSettings.mPackages.size(); 16702 if (count == 0) { 16703 pw.println("No applications!"); 16704 pw.println(); 16705 } else { 16706 final String prefix = " "; 16707 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 16708 if (allPackageSettings.size() == 0) { 16709 pw.println("No domain preferred apps!"); 16710 pw.println(); 16711 } else { 16712 pw.println("App verification status:"); 16713 pw.println(); 16714 count = 0; 16715 for (PackageSetting ps : allPackageSettings) { 16716 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 16717 if (ivi == null || ivi.getPackageName() == null) continue; 16718 pw.println(prefix + "Package: " + ivi.getPackageName()); 16719 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 16720 pw.println(prefix + "Status: " + ivi.getStatusString()); 16721 pw.println(); 16722 count++; 16723 } 16724 if (count == 0) { 16725 pw.println(prefix + "No app verification established."); 16726 pw.println(); 16727 } 16728 for (int userId : sUserManager.getUserIds()) { 16729 pw.println("App linkages for user " + userId + ":"); 16730 pw.println(); 16731 count = 0; 16732 for (PackageSetting ps : allPackageSettings) { 16733 final long status = ps.getDomainVerificationStatusForUser(userId); 16734 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 16735 continue; 16736 } 16737 pw.println(prefix + "Package: " + ps.name); 16738 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 16739 String statusStr = IntentFilterVerificationInfo. 16740 getStatusStringFromValue(status); 16741 pw.println(prefix + "Status: " + statusStr); 16742 pw.println(); 16743 count++; 16744 } 16745 if (count == 0) { 16746 pw.println(prefix + "No configured app linkages."); 16747 pw.println(); 16748 } 16749 } 16750 } 16751 } 16752 } 16753 16754 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 16755 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 16756 if (packageName == null && permissionNames == null) { 16757 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 16758 if (iperm == 0) { 16759 if (dumpState.onTitlePrinted()) 16760 pw.println(); 16761 pw.println("AppOp Permissions:"); 16762 } 16763 pw.print(" AppOp Permission "); 16764 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 16765 pw.println(":"); 16766 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 16767 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 16768 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 16769 } 16770 } 16771 } 16772 } 16773 16774 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 16775 boolean printedSomething = false; 16776 for (PackageParser.Provider p : mProviders.mProviders.values()) { 16777 if (packageName != null && !packageName.equals(p.info.packageName)) { 16778 continue; 16779 } 16780 if (!printedSomething) { 16781 if (dumpState.onTitlePrinted()) 16782 pw.println(); 16783 pw.println("Registered ContentProviders:"); 16784 printedSomething = true; 16785 } 16786 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 16787 pw.print(" "); pw.println(p.toString()); 16788 } 16789 printedSomething = false; 16790 for (Map.Entry<String, PackageParser.Provider> entry : 16791 mProvidersByAuthority.entrySet()) { 16792 PackageParser.Provider p = entry.getValue(); 16793 if (packageName != null && !packageName.equals(p.info.packageName)) { 16794 continue; 16795 } 16796 if (!printedSomething) { 16797 if (dumpState.onTitlePrinted()) 16798 pw.println(); 16799 pw.println("ContentProvider Authorities:"); 16800 printedSomething = true; 16801 } 16802 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 16803 pw.print(" "); pw.println(p.toString()); 16804 if (p.info != null && p.info.applicationInfo != null) { 16805 final String appInfo = p.info.applicationInfo.toString(); 16806 pw.print(" applicationInfo="); pw.println(appInfo); 16807 } 16808 } 16809 } 16810 16811 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 16812 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 16813 } 16814 16815 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 16816 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 16817 } 16818 16819 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 16820 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 16821 } 16822 16823 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 16824 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 16825 } 16826 16827 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 16828 // XXX should handle packageName != null by dumping only install data that 16829 // the given package is involved with. 16830 if (dumpState.onTitlePrinted()) pw.println(); 16831 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 16832 } 16833 16834 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 16835 if (dumpState.onTitlePrinted()) pw.println(); 16836 mSettings.dumpReadMessagesLPr(pw, dumpState); 16837 16838 pw.println(); 16839 pw.println("Package warning messages:"); 16840 BufferedReader in = null; 16841 String line = null; 16842 try { 16843 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16844 while ((line = in.readLine()) != null) { 16845 if (line.contains("ignored: updated version")) continue; 16846 pw.println(line); 16847 } 16848 } catch (IOException ignored) { 16849 } finally { 16850 IoUtils.closeQuietly(in); 16851 } 16852 } 16853 16854 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 16855 BufferedReader in = null; 16856 String line = null; 16857 try { 16858 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16859 while ((line = in.readLine()) != null) { 16860 if (line.contains("ignored: updated version")) continue; 16861 pw.print("msg,"); 16862 pw.println(line); 16863 } 16864 } catch (IOException ignored) { 16865 } finally { 16866 IoUtils.closeQuietly(in); 16867 } 16868 } 16869 } 16870 } 16871 16872 private String dumpDomainString(String packageName) { 16873 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16874 List<IntentFilter> filters = getAllIntentFilters(packageName); 16875 16876 ArraySet<String> result = new ArraySet<>(); 16877 if (iviList.size() > 0) { 16878 for (IntentFilterVerificationInfo ivi : iviList) { 16879 for (String host : ivi.getDomains()) { 16880 result.add(host); 16881 } 16882 } 16883 } 16884 if (filters != null && filters.size() > 0) { 16885 for (IntentFilter filter : filters) { 16886 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16887 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16888 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16889 result.addAll(filter.getHostsList()); 16890 } 16891 } 16892 } 16893 16894 StringBuilder sb = new StringBuilder(result.size() * 16); 16895 for (String domain : result) { 16896 if (sb.length() > 0) sb.append(" "); 16897 sb.append(domain); 16898 } 16899 return sb.toString(); 16900 } 16901 16902 // ------- apps on sdcard specific code ------- 16903 static final boolean DEBUG_SD_INSTALL = false; 16904 16905 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16906 16907 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16908 16909 private boolean mMediaMounted = false; 16910 16911 static String getEncryptKey() { 16912 try { 16913 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16914 SD_ENCRYPTION_KEYSTORE_NAME); 16915 if (sdEncKey == null) { 16916 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16917 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16918 if (sdEncKey == null) { 16919 Slog.e(TAG, "Failed to create encryption keys"); 16920 return null; 16921 } 16922 } 16923 return sdEncKey; 16924 } catch (NoSuchAlgorithmException nsae) { 16925 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16926 return null; 16927 } catch (IOException ioe) { 16928 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16929 return null; 16930 } 16931 } 16932 16933 /* 16934 * Update media status on PackageManager. 16935 */ 16936 @Override 16937 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16938 int callingUid = Binder.getCallingUid(); 16939 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16940 throw new SecurityException("Media status can only be updated by the system"); 16941 } 16942 // reader; this apparently protects mMediaMounted, but should probably 16943 // be a different lock in that case. 16944 synchronized (mPackages) { 16945 Log.i(TAG, "Updating external media status from " 16946 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16947 + (mediaStatus ? "mounted" : "unmounted")); 16948 if (DEBUG_SD_INSTALL) 16949 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16950 + ", mMediaMounted=" + mMediaMounted); 16951 if (mediaStatus == mMediaMounted) { 16952 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16953 : 0, -1); 16954 mHandler.sendMessage(msg); 16955 return; 16956 } 16957 mMediaMounted = mediaStatus; 16958 } 16959 // Queue up an async operation since the package installation may take a 16960 // little while. 16961 mHandler.post(new Runnable() { 16962 public void run() { 16963 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16964 } 16965 }); 16966 } 16967 16968 /** 16969 * Called by MountService when the initial ASECs to scan are available. 16970 * Should block until all the ASEC containers are finished being scanned. 16971 */ 16972 public void scanAvailableAsecs() { 16973 updateExternalMediaStatusInner(true, false, false); 16974 } 16975 16976 /* 16977 * Collect information of applications on external media, map them against 16978 * existing containers and update information based on current mount status. 16979 * Please note that we always have to report status if reportStatus has been 16980 * set to true especially when unloading packages. 16981 */ 16982 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16983 boolean externalStorage) { 16984 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16985 int[] uidArr = EmptyArray.INT; 16986 16987 final String[] list = PackageHelper.getSecureContainerList(); 16988 if (ArrayUtils.isEmpty(list)) { 16989 Log.i(TAG, "No secure containers found"); 16990 } else { 16991 // Process list of secure containers and categorize them 16992 // as active or stale based on their package internal state. 16993 16994 // reader 16995 synchronized (mPackages) { 16996 for (String cid : list) { 16997 // Leave stages untouched for now; installer service owns them 16998 if (PackageInstallerService.isStageName(cid)) continue; 16999 17000 if (DEBUG_SD_INSTALL) 17001 Log.i(TAG, "Processing container " + cid); 17002 String pkgName = getAsecPackageName(cid); 17003 if (pkgName == null) { 17004 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 17005 continue; 17006 } 17007 if (DEBUG_SD_INSTALL) 17008 Log.i(TAG, "Looking for pkg : " + pkgName); 17009 17010 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17011 if (ps == null) { 17012 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 17013 continue; 17014 } 17015 17016 /* 17017 * Skip packages that are not external if we're unmounting 17018 * external storage. 17019 */ 17020 if (externalStorage && !isMounted && !isExternal(ps)) { 17021 continue; 17022 } 17023 17024 final AsecInstallArgs args = new AsecInstallArgs(cid, 17025 getAppDexInstructionSets(ps), ps.isForwardLocked()); 17026 // The package status is changed only if the code path 17027 // matches between settings and the container id. 17028 if (ps.codePathString != null 17029 && ps.codePathString.startsWith(args.getCodePath())) { 17030 if (DEBUG_SD_INSTALL) { 17031 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 17032 + " at code path: " + ps.codePathString); 17033 } 17034 17035 // We do have a valid package installed on sdcard 17036 processCids.put(args, ps.codePathString); 17037 final int uid = ps.appId; 17038 if (uid != -1) { 17039 uidArr = ArrayUtils.appendInt(uidArr, uid); 17040 } 17041 } else { 17042 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 17043 + ps.codePathString); 17044 } 17045 } 17046 } 17047 17048 Arrays.sort(uidArr); 17049 } 17050 17051 // Process packages with valid entries. 17052 if (isMounted) { 17053 if (DEBUG_SD_INSTALL) 17054 Log.i(TAG, "Loading packages"); 17055 loadMediaPackages(processCids, uidArr, externalStorage); 17056 startCleaningPackages(); 17057 mInstallerService.onSecureContainersAvailable(); 17058 } else { 17059 if (DEBUG_SD_INSTALL) 17060 Log.i(TAG, "Unloading packages"); 17061 unloadMediaPackages(processCids, uidArr, reportStatus); 17062 } 17063 } 17064 17065 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17066 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 17067 final int size = infos.size(); 17068 final String[] packageNames = new String[size]; 17069 final int[] packageUids = new int[size]; 17070 for (int i = 0; i < size; i++) { 17071 final ApplicationInfo info = infos.get(i); 17072 packageNames[i] = info.packageName; 17073 packageUids[i] = info.uid; 17074 } 17075 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 17076 finishedReceiver); 17077 } 17078 17079 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17080 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17081 sendResourcesChangedBroadcast(mediaStatus, replacing, 17082 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 17083 } 17084 17085 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17086 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17087 int size = pkgList.length; 17088 if (size > 0) { 17089 // Send broadcasts here 17090 Bundle extras = new Bundle(); 17091 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 17092 if (uidArr != null) { 17093 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 17094 } 17095 if (replacing) { 17096 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 17097 } 17098 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 17099 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 17100 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 17101 } 17102 } 17103 17104 /* 17105 * Look at potentially valid container ids from processCids If package 17106 * information doesn't match the one on record or package scanning fails, 17107 * the cid is added to list of removeCids. We currently don't delete stale 17108 * containers. 17109 */ 17110 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 17111 boolean externalStorage) { 17112 ArrayList<String> pkgList = new ArrayList<String>(); 17113 Set<AsecInstallArgs> keys = processCids.keySet(); 17114 17115 for (AsecInstallArgs args : keys) { 17116 String codePath = processCids.get(args); 17117 if (DEBUG_SD_INSTALL) 17118 Log.i(TAG, "Loading container : " + args.cid); 17119 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 17120 try { 17121 // Make sure there are no container errors first. 17122 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 17123 Slog.e(TAG, "Failed to mount cid : " + args.cid 17124 + " when installing from sdcard"); 17125 continue; 17126 } 17127 // Check code path here. 17128 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 17129 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 17130 + " does not match one in settings " + codePath); 17131 continue; 17132 } 17133 // Parse package 17134 int parseFlags = mDefParseFlags; 17135 if (args.isExternalAsec()) { 17136 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 17137 } 17138 if (args.isFwdLocked()) { 17139 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 17140 } 17141 17142 synchronized (mInstallLock) { 17143 PackageParser.Package pkg = null; 17144 try { 17145 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 17146 } catch (PackageManagerException e) { 17147 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 17148 } 17149 // Scan the package 17150 if (pkg != null) { 17151 /* 17152 * TODO why is the lock being held? doPostInstall is 17153 * called in other places without the lock. This needs 17154 * to be straightened out. 17155 */ 17156 // writer 17157 synchronized (mPackages) { 17158 retCode = PackageManager.INSTALL_SUCCEEDED; 17159 pkgList.add(pkg.packageName); 17160 // Post process args 17161 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 17162 pkg.applicationInfo.uid); 17163 } 17164 } else { 17165 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 17166 } 17167 } 17168 17169 } finally { 17170 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 17171 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 17172 } 17173 } 17174 } 17175 // writer 17176 synchronized (mPackages) { 17177 // If the platform SDK has changed since the last time we booted, 17178 // we need to re-grant app permission to catch any new ones that 17179 // appear. This is really a hack, and means that apps can in some 17180 // cases get permissions that the user didn't initially explicitly 17181 // allow... it would be nice to have some better way to handle 17182 // this situation. 17183 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 17184 : mSettings.getInternalVersion(); 17185 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 17186 : StorageManager.UUID_PRIVATE_INTERNAL; 17187 17188 int updateFlags = UPDATE_PERMISSIONS_ALL; 17189 if (ver.sdkVersion != mSdkVersion) { 17190 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17191 + mSdkVersion + "; regranting permissions for external"); 17192 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17193 } 17194 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17195 17196 // Yay, everything is now upgraded 17197 ver.forceCurrent(); 17198 17199 // can downgrade to reader 17200 // Persist settings 17201 mSettings.writeLPr(); 17202 } 17203 // Send a broadcast to let everyone know we are done processing 17204 if (pkgList.size() > 0) { 17205 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 17206 } 17207 } 17208 17209 /* 17210 * Utility method to unload a list of specified containers 17211 */ 17212 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 17213 // Just unmount all valid containers. 17214 for (AsecInstallArgs arg : cidArgs) { 17215 synchronized (mInstallLock) { 17216 arg.doPostDeleteLI(false); 17217 } 17218 } 17219 } 17220 17221 /* 17222 * Unload packages mounted on external media. This involves deleting package 17223 * data from internal structures, sending broadcasts about disabled packages, 17224 * gc'ing to free up references, unmounting all secure containers 17225 * corresponding to packages on external media, and posting a 17226 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 17227 * that we always have to post this message if status has been requested no 17228 * matter what. 17229 */ 17230 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 17231 final boolean reportStatus) { 17232 if (DEBUG_SD_INSTALL) 17233 Log.i(TAG, "unloading media packages"); 17234 ArrayList<String> pkgList = new ArrayList<String>(); 17235 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 17236 final Set<AsecInstallArgs> keys = processCids.keySet(); 17237 for (AsecInstallArgs args : keys) { 17238 String pkgName = args.getPackageName(); 17239 if (DEBUG_SD_INSTALL) 17240 Log.i(TAG, "Trying to unload pkg : " + pkgName); 17241 // Delete package internally 17242 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17243 synchronized (mInstallLock) { 17244 boolean res = deletePackageLI(pkgName, null, false, null, null, 17245 PackageManager.DELETE_KEEP_DATA, outInfo, false, null); 17246 if (res) { 17247 pkgList.add(pkgName); 17248 } else { 17249 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 17250 failedList.add(args); 17251 } 17252 } 17253 } 17254 17255 // reader 17256 synchronized (mPackages) { 17257 // We didn't update the settings after removing each package; 17258 // write them now for all packages. 17259 mSettings.writeLPr(); 17260 } 17261 17262 // We have to absolutely send UPDATED_MEDIA_STATUS only 17263 // after confirming that all the receivers processed the ordered 17264 // broadcast when packages get disabled, force a gc to clean things up. 17265 // and unload all the containers. 17266 if (pkgList.size() > 0) { 17267 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 17268 new IIntentReceiver.Stub() { 17269 public void performReceive(Intent intent, int resultCode, String data, 17270 Bundle extras, boolean ordered, boolean sticky, 17271 int sendingUser) throws RemoteException { 17272 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 17273 reportStatus ? 1 : 0, 1, keys); 17274 mHandler.sendMessage(msg); 17275 } 17276 }); 17277 } else { 17278 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 17279 keys); 17280 mHandler.sendMessage(msg); 17281 } 17282 } 17283 17284 private void loadPrivatePackages(final VolumeInfo vol) { 17285 mHandler.post(new Runnable() { 17286 @Override 17287 public void run() { 17288 loadPrivatePackagesInner(vol); 17289 } 17290 }); 17291 } 17292 17293 private void loadPrivatePackagesInner(VolumeInfo vol) { 17294 final String volumeUuid = vol.fsUuid; 17295 if (TextUtils.isEmpty(volumeUuid)) { 17296 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 17297 return; 17298 } 17299 17300 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 17301 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 17302 17303 final VersionInfo ver; 17304 final List<PackageSetting> packages; 17305 synchronized (mPackages) { 17306 ver = mSettings.findOrCreateVersion(volumeUuid); 17307 packages = mSettings.getVolumePackagesLPr(volumeUuid); 17308 } 17309 17310 // TODO: introduce a new concept similar to "frozen" to prevent these 17311 // apps from being launched until after data has been fully reconciled 17312 for (PackageSetting ps : packages) { 17313 synchronized (mInstallLock) { 17314 final PackageParser.Package pkg; 17315 try { 17316 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 17317 loaded.add(pkg.applicationInfo); 17318 17319 } catch (PackageManagerException e) { 17320 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 17321 } 17322 17323 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 17324 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 17325 } 17326 } 17327 } 17328 17329 // Reconcile app data for all started/unlocked users 17330 final StorageManager sm = mContext.getSystemService(StorageManager.class); 17331 final UserManager um = mContext.getSystemService(UserManager.class); 17332 for (UserInfo user : um.getUsers()) { 17333 final int flags; 17334 if (um.isUserUnlocked(user.id)) { 17335 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 17336 } else if (um.isUserRunning(user.id)) { 17337 flags = StorageManager.FLAG_STORAGE_DE; 17338 } else { 17339 continue; 17340 } 17341 17342 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 17343 reconcileAppsData(volumeUuid, user.id, flags); 17344 } 17345 17346 synchronized (mPackages) { 17347 int updateFlags = UPDATE_PERMISSIONS_ALL; 17348 if (ver.sdkVersion != mSdkVersion) { 17349 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17350 + mSdkVersion + "; regranting permissions for " + volumeUuid); 17351 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17352 } 17353 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17354 17355 // Yay, everything is now upgraded 17356 ver.forceCurrent(); 17357 17358 mSettings.writeLPr(); 17359 } 17360 17361 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 17362 sendResourcesChangedBroadcast(true, false, loaded, null); 17363 } 17364 17365 private void unloadPrivatePackages(final VolumeInfo vol) { 17366 mHandler.post(new Runnable() { 17367 @Override 17368 public void run() { 17369 unloadPrivatePackagesInner(vol); 17370 } 17371 }); 17372 } 17373 17374 private void unloadPrivatePackagesInner(VolumeInfo vol) { 17375 final String volumeUuid = vol.fsUuid; 17376 if (TextUtils.isEmpty(volumeUuid)) { 17377 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 17378 return; 17379 } 17380 17381 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 17382 synchronized (mInstallLock) { 17383 synchronized (mPackages) { 17384 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 17385 for (PackageSetting ps : packages) { 17386 if (ps.pkg == null) continue; 17387 17388 final ApplicationInfo info = ps.pkg.applicationInfo; 17389 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17390 if (deletePackageLI(ps.name, null, false, null, null, 17391 PackageManager.DELETE_KEEP_DATA, outInfo, false, null)) { 17392 unloaded.add(info); 17393 } else { 17394 Slog.w(TAG, "Failed to unload " + ps.codePath); 17395 } 17396 } 17397 17398 mSettings.writeLPr(); 17399 } 17400 } 17401 17402 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 17403 sendResourcesChangedBroadcast(false, false, unloaded, null); 17404 } 17405 17406 /** 17407 * Examine all users present on given mounted volume, and destroy data 17408 * belonging to users that are no longer valid, or whose user ID has been 17409 * recycled. 17410 */ 17411 private void reconcileUsers(String volumeUuid) { 17412 final File[] files = FileUtils 17413 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 17414 for (File file : files) { 17415 if (!file.isDirectory()) continue; 17416 17417 final int userId; 17418 final UserInfo info; 17419 try { 17420 userId = Integer.parseInt(file.getName()); 17421 info = sUserManager.getUserInfo(userId); 17422 } catch (NumberFormatException e) { 17423 Slog.w(TAG, "Invalid user directory " + file); 17424 continue; 17425 } 17426 17427 boolean destroyUser = false; 17428 if (info == null) { 17429 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17430 + " because no matching user was found"); 17431 destroyUser = true; 17432 } else { 17433 try { 17434 UserManagerService.enforceSerialNumber(file, info.serialNumber); 17435 } catch (IOException e) { 17436 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17437 + " because we failed to enforce serial number: " + e); 17438 destroyUser = true; 17439 } 17440 } 17441 17442 if (destroyUser) { 17443 synchronized (mInstallLock) { 17444 try { 17445 mInstaller.removeUserDataDirs(volumeUuid, userId); 17446 } catch (InstallerException e) { 17447 Slog.w(TAG, "Failed to clean up user dirs", e); 17448 } 17449 } 17450 } 17451 } 17452 } 17453 17454 private void assertPackageKnown(String volumeUuid, String packageName) 17455 throws PackageManagerException { 17456 synchronized (mPackages) { 17457 final PackageSetting ps = mSettings.mPackages.get(packageName); 17458 if (ps == null) { 17459 throw new PackageManagerException("Package " + packageName + " is unknown"); 17460 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17461 throw new PackageManagerException( 17462 "Package " + packageName + " found on unknown volume " + volumeUuid 17463 + "; expected volume " + ps.volumeUuid); 17464 } 17465 } 17466 } 17467 17468 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 17469 throws PackageManagerException { 17470 synchronized (mPackages) { 17471 final PackageSetting ps = mSettings.mPackages.get(packageName); 17472 if (ps == null) { 17473 throw new PackageManagerException("Package " + packageName + " is unknown"); 17474 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17475 throw new PackageManagerException( 17476 "Package " + packageName + " found on unknown volume " + volumeUuid 17477 + "; expected volume " + ps.volumeUuid); 17478 } else if (!ps.getInstalled(userId)) { 17479 throw new PackageManagerException( 17480 "Package " + packageName + " not installed for user " + userId); 17481 } 17482 } 17483 } 17484 17485 /** 17486 * Examine all apps present on given mounted volume, and destroy apps that 17487 * aren't expected, either due to uninstallation or reinstallation on 17488 * another volume. 17489 */ 17490 private void reconcileApps(String volumeUuid) { 17491 final File[] files = FileUtils 17492 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 17493 for (File file : files) { 17494 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 17495 && !PackageInstallerService.isStageName(file.getName()); 17496 if (!isPackage) { 17497 // Ignore entries which are not packages 17498 continue; 17499 } 17500 17501 try { 17502 final PackageLite pkg = PackageParser.parsePackageLite(file, 17503 PackageParser.PARSE_MUST_BE_APK); 17504 assertPackageKnown(volumeUuid, pkg.packageName); 17505 17506 } catch (PackageParserException | PackageManagerException e) { 17507 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17508 synchronized (mInstallLock) { 17509 removeCodePathLI(file); 17510 } 17511 } 17512 } 17513 } 17514 17515 /** 17516 * Reconcile all app data for the given user. 17517 * <p> 17518 * Verifies that directories exist and that ownership and labeling is 17519 * correct for all installed apps on all mounted volumes. 17520 */ 17521 void reconcileAppsData(int userId, int flags) { 17522 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17523 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17524 final String volumeUuid = vol.getFsUuid(); 17525 reconcileAppsData(volumeUuid, userId, flags); 17526 } 17527 } 17528 17529 /** 17530 * Reconcile all app data on given mounted volume. 17531 * <p> 17532 * Destroys app data that isn't expected, either due to uninstallation or 17533 * reinstallation on another volume. 17534 * <p> 17535 * Verifies that directories exist and that ownership and labeling is 17536 * correct for all installed apps. 17537 */ 17538 private void reconcileAppsData(String volumeUuid, int userId, int flags) { 17539 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 17540 + Integer.toHexString(flags)); 17541 17542 final File ceDir = Environment.getDataUserCredentialEncryptedDirectory(volumeUuid, userId); 17543 final File deDir = Environment.getDataUserDeviceEncryptedDirectory(volumeUuid, userId); 17544 17545 boolean restoreconNeeded = false; 17546 17547 // First look for stale data that doesn't belong, and check if things 17548 // have changed since we did our last restorecon 17549 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 17550 if (!isUserKeyUnlocked(userId)) { 17551 throw new RuntimeException( 17552 "Yikes, someone asked us to reconcile CE storage while " + userId 17553 + " was still locked; this would have caused massive data loss!"); 17554 } 17555 17556 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(ceDir); 17557 17558 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 17559 for (File file : files) { 17560 final String packageName = file.getName(); 17561 try { 17562 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 17563 } catch (PackageManagerException e) { 17564 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17565 synchronized (mInstallLock) { 17566 destroyAppDataLI(volumeUuid, packageName, userId, 17567 StorageManager.FLAG_STORAGE_CE); 17568 } 17569 } 17570 } 17571 } 17572 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 17573 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(deDir); 17574 17575 final File[] files = FileUtils.listFilesOrEmpty(deDir); 17576 for (File file : files) { 17577 final String packageName = file.getName(); 17578 try { 17579 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 17580 } catch (PackageManagerException e) { 17581 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17582 synchronized (mInstallLock) { 17583 destroyAppDataLI(volumeUuid, packageName, userId, 17584 StorageManager.FLAG_STORAGE_DE); 17585 } 17586 } 17587 } 17588 } 17589 17590 // Ensure that data directories are ready to roll for all packages 17591 // installed for this volume and user 17592 final List<PackageSetting> packages; 17593 synchronized (mPackages) { 17594 packages = mSettings.getVolumePackagesLPr(volumeUuid); 17595 } 17596 int preparedCount = 0; 17597 for (PackageSetting ps : packages) { 17598 final String packageName = ps.name; 17599 if (ps.pkg == null) { 17600 Slog.w(TAG, "Odd, missing scanned package " + packageName); 17601 // TODO: might be due to legacy ASEC apps; we should circle back 17602 // and reconcile again once they're scanned 17603 continue; 17604 } 17605 17606 if (ps.getInstalled(userId)) { 17607 prepareAppData(volumeUuid, userId, flags, ps.pkg, restoreconNeeded); 17608 preparedCount++; 17609 } 17610 } 17611 17612 if (restoreconNeeded) { 17613 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 17614 SELinuxMMAC.setRestoreconDone(ceDir); 17615 } 17616 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 17617 SELinuxMMAC.setRestoreconDone(deDir); 17618 } 17619 } 17620 17621 Slog.v(TAG, "reconcileAppsData finished " + preparedCount 17622 + " packages; restoreconNeeded was " + restoreconNeeded); 17623 } 17624 17625 /** 17626 * Prepare app data for the given app just after it was installed or 17627 * upgraded. This method carefully only touches users that it's installed 17628 * for, and it forces a restorecon to handle any seinfo changes. 17629 * <p> 17630 * Verifies that directories exist and that ownership and labeling is 17631 * correct for all installed apps. If there is an ownership mismatch, it 17632 * will try recovering system apps by wiping data; third-party app data is 17633 * left intact. 17634 */ 17635 private void prepareAppDataAfterInstall(PackageParser.Package pkg) { 17636 prepareAppDataAfterInstallInternal(pkg); 17637 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17638 for (int i = 0; i < childCount; i++) { 17639 PackageParser.Package childPackage = pkg.childPackages.get(i); 17640 prepareAppDataAfterInstallInternal(childPackage); 17641 } 17642 } 17643 17644 private void prepareAppDataAfterInstallInternal(PackageParser.Package pkg) { 17645 final PackageSetting ps; 17646 synchronized (mPackages) { 17647 ps = mSettings.mPackages.get(pkg.packageName); 17648 } 17649 17650 final UserManager um = mContext.getSystemService(UserManager.class); 17651 for (UserInfo user : um.getUsers()) { 17652 final int flags; 17653 if (um.isUserUnlocked(user.id)) { 17654 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 17655 } else if (um.isUserRunning(user.id)) { 17656 flags = StorageManager.FLAG_STORAGE_DE; 17657 } else { 17658 continue; 17659 } 17660 17661 if (ps.getInstalled(user.id)) { 17662 // Whenever an app changes, force a restorecon of its data 17663 // TODO: when user data is locked, mark that we're still dirty 17664 prepareAppData(pkg.volumeUuid, user.id, flags, pkg, true); 17665 } 17666 } 17667 } 17668 17669 /** 17670 * Prepare app data for the given app. 17671 * <p> 17672 * Verifies that directories exist and that ownership and labeling is 17673 * correct for all installed apps. If there is an ownership mismatch, this 17674 * will try recovering system apps by wiping data; third-party app data is 17675 * left intact. 17676 */ 17677 private void prepareAppData(String volumeUuid, int userId, int flags, 17678 PackageParser.Package pkg, boolean restoreconNeeded) { 17679 if (DEBUG_APP_DATA) { 17680 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 17681 + Integer.toHexString(flags) + (restoreconNeeded ? " restoreconNeeded" : "")); 17682 } 17683 17684 final String packageName = pkg.packageName; 17685 final ApplicationInfo app = pkg.applicationInfo; 17686 final int appId = UserHandle.getAppId(app.uid); 17687 17688 Preconditions.checkNotNull(app.seinfo); 17689 17690 synchronized (mInstallLock) { 17691 try { 17692 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 17693 appId, app.seinfo, app.targetSdkVersion); 17694 } catch (InstallerException e) { 17695 if (app.isSystemApp()) { 17696 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 17697 + ", but trying to recover: " + e); 17698 destroyAppDataLI(volumeUuid, packageName, userId, flags); 17699 try { 17700 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 17701 appId, app.seinfo, app.targetSdkVersion); 17702 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 17703 } catch (InstallerException e2) { 17704 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 17705 } 17706 } else { 17707 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 17708 } 17709 } 17710 17711 if (restoreconNeeded) { 17712 restoreconAppDataLI(volumeUuid, packageName, userId, flags, appId, app.seinfo); 17713 } 17714 17715 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 17716 // Create a native library symlink only if we have native libraries 17717 // and if the native libraries are 32 bit libraries. We do not provide 17718 // this symlink for 64 bit libraries. 17719 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 17720 final String nativeLibPath = app.nativeLibraryDir; 17721 try { 17722 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 17723 nativeLibPath, userId); 17724 } catch (InstallerException e) { 17725 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 17726 } 17727 } 17728 } 17729 } 17730 } 17731 17732 private void unfreezePackage(String packageName) { 17733 synchronized (mPackages) { 17734 final PackageSetting ps = mSettings.mPackages.get(packageName); 17735 if (ps != null) { 17736 ps.frozen = false; 17737 } 17738 } 17739 } 17740 17741 @Override 17742 public int movePackage(final String packageName, final String volumeUuid) { 17743 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 17744 17745 final int moveId = mNextMoveId.getAndIncrement(); 17746 mHandler.post(new Runnable() { 17747 @Override 17748 public void run() { 17749 try { 17750 movePackageInternal(packageName, volumeUuid, moveId); 17751 } catch (PackageManagerException e) { 17752 Slog.w(TAG, "Failed to move " + packageName, e); 17753 mMoveCallbacks.notifyStatusChanged(moveId, 17754 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 17755 } 17756 } 17757 }); 17758 return moveId; 17759 } 17760 17761 private void movePackageInternal(final String packageName, final String volumeUuid, 17762 final int moveId) throws PackageManagerException { 17763 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 17764 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17765 final PackageManager pm = mContext.getPackageManager(); 17766 17767 final boolean currentAsec; 17768 final String currentVolumeUuid; 17769 final File codeFile; 17770 final String installerPackageName; 17771 final String packageAbiOverride; 17772 final int appId; 17773 final String seinfo; 17774 final String label; 17775 final int targetSdkVersion; 17776 17777 // reader 17778 synchronized (mPackages) { 17779 final PackageParser.Package pkg = mPackages.get(packageName); 17780 final PackageSetting ps = mSettings.mPackages.get(packageName); 17781 if (pkg == null || ps == null) { 17782 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 17783 } 17784 17785 if (pkg.applicationInfo.isSystemApp()) { 17786 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 17787 "Cannot move system application"); 17788 } 17789 17790 if (pkg.applicationInfo.isExternalAsec()) { 17791 currentAsec = true; 17792 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 17793 } else if (pkg.applicationInfo.isForwardLocked()) { 17794 currentAsec = true; 17795 currentVolumeUuid = "forward_locked"; 17796 } else { 17797 currentAsec = false; 17798 currentVolumeUuid = ps.volumeUuid; 17799 17800 final File probe = new File(pkg.codePath); 17801 final File probeOat = new File(probe, "oat"); 17802 if (!probe.isDirectory() || !probeOat.isDirectory()) { 17803 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17804 "Move only supported for modern cluster style installs"); 17805 } 17806 } 17807 17808 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 17809 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17810 "Package already moved to " + volumeUuid); 17811 } 17812 17813 if (ps.frozen) { 17814 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 17815 "Failed to move already frozen package"); 17816 } 17817 ps.frozen = true; 17818 17819 codeFile = new File(pkg.codePath); 17820 installerPackageName = ps.installerPackageName; 17821 packageAbiOverride = ps.cpuAbiOverrideString; 17822 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 17823 seinfo = pkg.applicationInfo.seinfo; 17824 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 17825 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 17826 } 17827 17828 // Now that we're guarded by frozen state, kill app during move 17829 final long token = Binder.clearCallingIdentity(); 17830 try { 17831 killApplication(packageName, appId, "move pkg"); 17832 } finally { 17833 Binder.restoreCallingIdentity(token); 17834 } 17835 17836 final Bundle extras = new Bundle(); 17837 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 17838 extras.putString(Intent.EXTRA_TITLE, label); 17839 mMoveCallbacks.notifyCreated(moveId, extras); 17840 17841 int installFlags; 17842 final boolean moveCompleteApp; 17843 final File measurePath; 17844 17845 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 17846 installFlags = INSTALL_INTERNAL; 17847 moveCompleteApp = !currentAsec; 17848 measurePath = Environment.getDataAppDirectory(volumeUuid); 17849 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 17850 installFlags = INSTALL_EXTERNAL; 17851 moveCompleteApp = false; 17852 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 17853 } else { 17854 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 17855 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 17856 || !volume.isMountedWritable()) { 17857 unfreezePackage(packageName); 17858 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17859 "Move location not mounted private volume"); 17860 } 17861 17862 Preconditions.checkState(!currentAsec); 17863 17864 installFlags = INSTALL_INTERNAL; 17865 moveCompleteApp = true; 17866 measurePath = Environment.getDataAppDirectory(volumeUuid); 17867 } 17868 17869 final PackageStats stats = new PackageStats(null, -1); 17870 synchronized (mInstaller) { 17871 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 17872 unfreezePackage(packageName); 17873 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17874 "Failed to measure package size"); 17875 } 17876 } 17877 17878 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 17879 + stats.dataSize); 17880 17881 final long startFreeBytes = measurePath.getFreeSpace(); 17882 final long sizeBytes; 17883 if (moveCompleteApp) { 17884 sizeBytes = stats.codeSize + stats.dataSize; 17885 } else { 17886 sizeBytes = stats.codeSize; 17887 } 17888 17889 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 17890 unfreezePackage(packageName); 17891 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17892 "Not enough free space to move"); 17893 } 17894 17895 mMoveCallbacks.notifyStatusChanged(moveId, 10); 17896 17897 final CountDownLatch installedLatch = new CountDownLatch(1); 17898 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 17899 @Override 17900 public void onUserActionRequired(Intent intent) throws RemoteException { 17901 throw new IllegalStateException(); 17902 } 17903 17904 @Override 17905 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 17906 Bundle extras) throws RemoteException { 17907 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 17908 + PackageManager.installStatusToString(returnCode, msg)); 17909 17910 installedLatch.countDown(); 17911 17912 // Regardless of success or failure of the move operation, 17913 // always unfreeze the package 17914 unfreezePackage(packageName); 17915 17916 final int status = PackageManager.installStatusToPublicStatus(returnCode); 17917 switch (status) { 17918 case PackageInstaller.STATUS_SUCCESS: 17919 mMoveCallbacks.notifyStatusChanged(moveId, 17920 PackageManager.MOVE_SUCCEEDED); 17921 break; 17922 case PackageInstaller.STATUS_FAILURE_STORAGE: 17923 mMoveCallbacks.notifyStatusChanged(moveId, 17924 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 17925 break; 17926 default: 17927 mMoveCallbacks.notifyStatusChanged(moveId, 17928 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 17929 break; 17930 } 17931 } 17932 }; 17933 17934 final MoveInfo move; 17935 if (moveCompleteApp) { 17936 // Kick off a thread to report progress estimates 17937 new Thread() { 17938 @Override 17939 public void run() { 17940 while (true) { 17941 try { 17942 if (installedLatch.await(1, TimeUnit.SECONDS)) { 17943 break; 17944 } 17945 } catch (InterruptedException ignored) { 17946 } 17947 17948 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 17949 final int progress = 10 + (int) MathUtils.constrain( 17950 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 17951 mMoveCallbacks.notifyStatusChanged(moveId, progress); 17952 } 17953 } 17954 }.start(); 17955 17956 final String dataAppName = codeFile.getName(); 17957 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 17958 dataAppName, appId, seinfo, targetSdkVersion); 17959 } else { 17960 move = null; 17961 } 17962 17963 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 17964 17965 final Message msg = mHandler.obtainMessage(INIT_COPY); 17966 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 17967 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 17968 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 17969 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 17970 msg.obj = params; 17971 17972 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 17973 System.identityHashCode(msg.obj)); 17974 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 17975 System.identityHashCode(msg.obj)); 17976 17977 mHandler.sendMessage(msg); 17978 } 17979 17980 @Override 17981 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 17982 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 17983 17984 final int realMoveId = mNextMoveId.getAndIncrement(); 17985 final Bundle extras = new Bundle(); 17986 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 17987 mMoveCallbacks.notifyCreated(realMoveId, extras); 17988 17989 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 17990 @Override 17991 public void onCreated(int moveId, Bundle extras) { 17992 // Ignored 17993 } 17994 17995 @Override 17996 public void onStatusChanged(int moveId, int status, long estMillis) { 17997 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 17998 } 17999 }; 18000 18001 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18002 storage.setPrimaryStorageUuid(volumeUuid, callback); 18003 return realMoveId; 18004 } 18005 18006 @Override 18007 public int getMoveStatus(int moveId) { 18008 mContext.enforceCallingOrSelfPermission( 18009 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18010 return mMoveCallbacks.mLastStatus.get(moveId); 18011 } 18012 18013 @Override 18014 public void registerMoveCallback(IPackageMoveObserver callback) { 18015 mContext.enforceCallingOrSelfPermission( 18016 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18017 mMoveCallbacks.register(callback); 18018 } 18019 18020 @Override 18021 public void unregisterMoveCallback(IPackageMoveObserver callback) { 18022 mContext.enforceCallingOrSelfPermission( 18023 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18024 mMoveCallbacks.unregister(callback); 18025 } 18026 18027 @Override 18028 public boolean setInstallLocation(int loc) { 18029 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 18030 null); 18031 if (getInstallLocation() == loc) { 18032 return true; 18033 } 18034 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 18035 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 18036 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 18037 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 18038 return true; 18039 } 18040 return false; 18041 } 18042 18043 @Override 18044 public int getInstallLocation() { 18045 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 18046 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 18047 PackageHelper.APP_INSTALL_AUTO); 18048 } 18049 18050 /** Called by UserManagerService */ 18051 void cleanUpUser(UserManagerService userManager, int userHandle) { 18052 synchronized (mPackages) { 18053 mDirtyUsers.remove(userHandle); 18054 mUserNeedsBadging.delete(userHandle); 18055 mSettings.removeUserLPw(userHandle); 18056 mPendingBroadcasts.remove(userHandle); 18057 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 18058 } 18059 synchronized (mInstallLock) { 18060 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18061 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 18062 final String volumeUuid = vol.getFsUuid(); 18063 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 18064 try { 18065 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 18066 } catch (InstallerException e) { 18067 Slog.w(TAG, "Failed to remove user data", e); 18068 } 18069 } 18070 synchronized (mPackages) { 18071 removeUnusedPackagesLILPw(userManager, userHandle); 18072 } 18073 } 18074 } 18075 18076 /** 18077 * We're removing userHandle and would like to remove any downloaded packages 18078 * that are no longer in use by any other user. 18079 * @param userHandle the user being removed 18080 */ 18081 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 18082 final boolean DEBUG_CLEAN_APKS = false; 18083 int [] users = userManager.getUserIds(); 18084 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 18085 while (psit.hasNext()) { 18086 PackageSetting ps = psit.next(); 18087 if (ps.pkg == null) { 18088 continue; 18089 } 18090 final String packageName = ps.pkg.packageName; 18091 // Skip over if system app 18092 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 18093 continue; 18094 } 18095 if (DEBUG_CLEAN_APKS) { 18096 Slog.i(TAG, "Checking package " + packageName); 18097 } 18098 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 18099 if (keep) { 18100 if (DEBUG_CLEAN_APKS) { 18101 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 18102 } 18103 } else { 18104 for (int i = 0; i < users.length; i++) { 18105 if (users[i] != userHandle && ps.getInstalled(users[i])) { 18106 keep = true; 18107 if (DEBUG_CLEAN_APKS) { 18108 Slog.i(TAG, " Keeping package " + packageName + " for user " 18109 + users[i]); 18110 } 18111 break; 18112 } 18113 } 18114 } 18115 if (!keep) { 18116 if (DEBUG_CLEAN_APKS) { 18117 Slog.i(TAG, " Removing package " + packageName); 18118 } 18119 mHandler.post(new Runnable() { 18120 public void run() { 18121 deletePackageX(packageName, userHandle, 0); 18122 } //end run 18123 }); 18124 } 18125 } 18126 } 18127 18128 /** Called by UserManagerService */ 18129 void createNewUser(int userHandle) { 18130 synchronized (mInstallLock) { 18131 try { 18132 mInstaller.createUserConfig(userHandle); 18133 } catch (InstallerException e) { 18134 Slog.w(TAG, "Failed to create user config", e); 18135 } 18136 mSettings.createNewUserLI(this, mInstaller, userHandle); 18137 } 18138 synchronized (mPackages) { 18139 applyFactoryDefaultBrowserLPw(userHandle); 18140 primeDomainVerificationsLPw(userHandle); 18141 } 18142 } 18143 18144 void newUserCreated(final int userHandle) { 18145 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 18146 // If permission review for legacy apps is required, we represent 18147 // dagerous permissions for such apps as always granted runtime 18148 // permissions to keep per user flag state whether review is needed. 18149 // Hence, if a new user is added we have to propagate dangerous 18150 // permission grants for these legacy apps. 18151 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 18152 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 18153 | UPDATE_PERMISSIONS_REPLACE_ALL); 18154 } 18155 } 18156 18157 @Override 18158 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 18159 mContext.enforceCallingOrSelfPermission( 18160 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 18161 "Only package verification agents can read the verifier device identity"); 18162 18163 synchronized (mPackages) { 18164 return mSettings.getVerifierDeviceIdentityLPw(); 18165 } 18166 } 18167 18168 @Override 18169 public void setPermissionEnforced(String permission, boolean enforced) { 18170 // TODO: Now that we no longer change GID for storage, this should to away. 18171 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 18172 "setPermissionEnforced"); 18173 if (READ_EXTERNAL_STORAGE.equals(permission)) { 18174 synchronized (mPackages) { 18175 if (mSettings.mReadExternalStorageEnforced == null 18176 || mSettings.mReadExternalStorageEnforced != enforced) { 18177 mSettings.mReadExternalStorageEnforced = enforced; 18178 mSettings.writeLPr(); 18179 } 18180 } 18181 // kill any non-foreground processes so we restart them and 18182 // grant/revoke the GID. 18183 final IActivityManager am = ActivityManagerNative.getDefault(); 18184 if (am != null) { 18185 final long token = Binder.clearCallingIdentity(); 18186 try { 18187 am.killProcessesBelowForeground("setPermissionEnforcement"); 18188 } catch (RemoteException e) { 18189 } finally { 18190 Binder.restoreCallingIdentity(token); 18191 } 18192 } 18193 } else { 18194 throw new IllegalArgumentException("No selective enforcement for " + permission); 18195 } 18196 } 18197 18198 @Override 18199 @Deprecated 18200 public boolean isPermissionEnforced(String permission) { 18201 return true; 18202 } 18203 18204 @Override 18205 public boolean isStorageLow() { 18206 final long token = Binder.clearCallingIdentity(); 18207 try { 18208 final DeviceStorageMonitorInternal 18209 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 18210 if (dsm != null) { 18211 return dsm.isMemoryLow(); 18212 } else { 18213 return false; 18214 } 18215 } finally { 18216 Binder.restoreCallingIdentity(token); 18217 } 18218 } 18219 18220 @Override 18221 public IPackageInstaller getPackageInstaller() { 18222 return mInstallerService; 18223 } 18224 18225 private boolean userNeedsBadging(int userId) { 18226 int index = mUserNeedsBadging.indexOfKey(userId); 18227 if (index < 0) { 18228 final UserInfo userInfo; 18229 final long token = Binder.clearCallingIdentity(); 18230 try { 18231 userInfo = sUserManager.getUserInfo(userId); 18232 } finally { 18233 Binder.restoreCallingIdentity(token); 18234 } 18235 final boolean b; 18236 if (userInfo != null && userInfo.isManagedProfile()) { 18237 b = true; 18238 } else { 18239 b = false; 18240 } 18241 mUserNeedsBadging.put(userId, b); 18242 return b; 18243 } 18244 return mUserNeedsBadging.valueAt(index); 18245 } 18246 18247 @Override 18248 public KeySet getKeySetByAlias(String packageName, String alias) { 18249 if (packageName == null || alias == null) { 18250 return null; 18251 } 18252 synchronized(mPackages) { 18253 final PackageParser.Package pkg = mPackages.get(packageName); 18254 if (pkg == null) { 18255 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18256 throw new IllegalArgumentException("Unknown package: " + packageName); 18257 } 18258 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18259 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 18260 } 18261 } 18262 18263 @Override 18264 public KeySet getSigningKeySet(String packageName) { 18265 if (packageName == null) { 18266 return null; 18267 } 18268 synchronized(mPackages) { 18269 final PackageParser.Package pkg = mPackages.get(packageName); 18270 if (pkg == null) { 18271 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18272 throw new IllegalArgumentException("Unknown package: " + packageName); 18273 } 18274 if (pkg.applicationInfo.uid != Binder.getCallingUid() 18275 && Process.SYSTEM_UID != Binder.getCallingUid()) { 18276 throw new SecurityException("May not access signing KeySet of other apps."); 18277 } 18278 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18279 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 18280 } 18281 } 18282 18283 @Override 18284 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 18285 if (packageName == null || ks == null) { 18286 return false; 18287 } 18288 synchronized(mPackages) { 18289 final PackageParser.Package pkg = mPackages.get(packageName); 18290 if (pkg == null) { 18291 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18292 throw new IllegalArgumentException("Unknown package: " + packageName); 18293 } 18294 IBinder ksh = ks.getToken(); 18295 if (ksh instanceof KeySetHandle) { 18296 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18297 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 18298 } 18299 return false; 18300 } 18301 } 18302 18303 @Override 18304 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 18305 if (packageName == null || ks == null) { 18306 return false; 18307 } 18308 synchronized(mPackages) { 18309 final PackageParser.Package pkg = mPackages.get(packageName); 18310 if (pkg == null) { 18311 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18312 throw new IllegalArgumentException("Unknown package: " + packageName); 18313 } 18314 IBinder ksh = ks.getToken(); 18315 if (ksh instanceof KeySetHandle) { 18316 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18317 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 18318 } 18319 return false; 18320 } 18321 } 18322 18323 private void deletePackageIfUnusedLPr(final String packageName) { 18324 PackageSetting ps = mSettings.mPackages.get(packageName); 18325 if (ps == null) { 18326 return; 18327 } 18328 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 18329 // TODO Implement atomic delete if package is unused 18330 // It is currently possible that the package will be deleted even if it is installed 18331 // after this method returns. 18332 mHandler.post(new Runnable() { 18333 public void run() { 18334 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 18335 } 18336 }); 18337 } 18338 } 18339 18340 /** 18341 * Check and throw if the given before/after packages would be considered a 18342 * downgrade. 18343 */ 18344 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 18345 throws PackageManagerException { 18346 if (after.versionCode < before.mVersionCode) { 18347 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18348 "Update version code " + after.versionCode + " is older than current " 18349 + before.mVersionCode); 18350 } else if (after.versionCode == before.mVersionCode) { 18351 if (after.baseRevisionCode < before.baseRevisionCode) { 18352 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18353 "Update base revision code " + after.baseRevisionCode 18354 + " is older than current " + before.baseRevisionCode); 18355 } 18356 18357 if (!ArrayUtils.isEmpty(after.splitNames)) { 18358 for (int i = 0; i < after.splitNames.length; i++) { 18359 final String splitName = after.splitNames[i]; 18360 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 18361 if (j != -1) { 18362 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 18363 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18364 "Update split " + splitName + " revision code " 18365 + after.splitRevisionCodes[i] + " is older than current " 18366 + before.splitRevisionCodes[j]); 18367 } 18368 } 18369 } 18370 } 18371 } 18372 } 18373 18374 private static class MoveCallbacks extends Handler { 18375 private static final int MSG_CREATED = 1; 18376 private static final int MSG_STATUS_CHANGED = 2; 18377 18378 private final RemoteCallbackList<IPackageMoveObserver> 18379 mCallbacks = new RemoteCallbackList<>(); 18380 18381 private final SparseIntArray mLastStatus = new SparseIntArray(); 18382 18383 public MoveCallbacks(Looper looper) { 18384 super(looper); 18385 } 18386 18387 public void register(IPackageMoveObserver callback) { 18388 mCallbacks.register(callback); 18389 } 18390 18391 public void unregister(IPackageMoveObserver callback) { 18392 mCallbacks.unregister(callback); 18393 } 18394 18395 @Override 18396 public void handleMessage(Message msg) { 18397 final SomeArgs args = (SomeArgs) msg.obj; 18398 final int n = mCallbacks.beginBroadcast(); 18399 for (int i = 0; i < n; i++) { 18400 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 18401 try { 18402 invokeCallback(callback, msg.what, args); 18403 } catch (RemoteException ignored) { 18404 } 18405 } 18406 mCallbacks.finishBroadcast(); 18407 args.recycle(); 18408 } 18409 18410 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 18411 throws RemoteException { 18412 switch (what) { 18413 case MSG_CREATED: { 18414 callback.onCreated(args.argi1, (Bundle) args.arg2); 18415 break; 18416 } 18417 case MSG_STATUS_CHANGED: { 18418 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 18419 break; 18420 } 18421 } 18422 } 18423 18424 private void notifyCreated(int moveId, Bundle extras) { 18425 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 18426 18427 final SomeArgs args = SomeArgs.obtain(); 18428 args.argi1 = moveId; 18429 args.arg2 = extras; 18430 obtainMessage(MSG_CREATED, args).sendToTarget(); 18431 } 18432 18433 private void notifyStatusChanged(int moveId, int status) { 18434 notifyStatusChanged(moveId, status, -1); 18435 } 18436 18437 private void notifyStatusChanged(int moveId, int status, long estMillis) { 18438 Slog.v(TAG, "Move " + moveId + " status " + status); 18439 18440 final SomeArgs args = SomeArgs.obtain(); 18441 args.argi1 = moveId; 18442 args.argi2 = status; 18443 args.arg3 = estMillis; 18444 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 18445 18446 synchronized (mLastStatus) { 18447 mLastStatus.put(moveId, status); 18448 } 18449 } 18450 } 18451 18452 private final static class OnPermissionChangeListeners extends Handler { 18453 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 18454 18455 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 18456 new RemoteCallbackList<>(); 18457 18458 public OnPermissionChangeListeners(Looper looper) { 18459 super(looper); 18460 } 18461 18462 @Override 18463 public void handleMessage(Message msg) { 18464 switch (msg.what) { 18465 case MSG_ON_PERMISSIONS_CHANGED: { 18466 final int uid = msg.arg1; 18467 handleOnPermissionsChanged(uid); 18468 } break; 18469 } 18470 } 18471 18472 public void addListenerLocked(IOnPermissionsChangeListener listener) { 18473 mPermissionListeners.register(listener); 18474 18475 } 18476 18477 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 18478 mPermissionListeners.unregister(listener); 18479 } 18480 18481 public void onPermissionsChanged(int uid) { 18482 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 18483 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 18484 } 18485 } 18486 18487 private void handleOnPermissionsChanged(int uid) { 18488 final int count = mPermissionListeners.beginBroadcast(); 18489 try { 18490 for (int i = 0; i < count; i++) { 18491 IOnPermissionsChangeListener callback = mPermissionListeners 18492 .getBroadcastItem(i); 18493 try { 18494 callback.onPermissionsChanged(uid); 18495 } catch (RemoteException e) { 18496 Log.e(TAG, "Permission listener is dead", e); 18497 } 18498 } 18499 } finally { 18500 mPermissionListeners.finishBroadcast(); 18501 } 18502 } 18503 } 18504 18505 private class PackageManagerInternalImpl extends PackageManagerInternal { 18506 @Override 18507 public void setLocationPackagesProvider(PackagesProvider provider) { 18508 synchronized (mPackages) { 18509 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 18510 } 18511 } 18512 18513 @Override 18514 public void setImePackagesProvider(PackagesProvider provider) { 18515 synchronized (mPackages) { 18516 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 18517 } 18518 } 18519 18520 @Override 18521 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 18522 synchronized (mPackages) { 18523 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 18524 } 18525 } 18526 18527 @Override 18528 public void setSmsAppPackagesProvider(PackagesProvider provider) { 18529 synchronized (mPackages) { 18530 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 18531 } 18532 } 18533 18534 @Override 18535 public void setDialerAppPackagesProvider(PackagesProvider provider) { 18536 synchronized (mPackages) { 18537 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 18538 } 18539 } 18540 18541 @Override 18542 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 18543 synchronized (mPackages) { 18544 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 18545 } 18546 } 18547 18548 @Override 18549 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 18550 synchronized (mPackages) { 18551 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 18552 } 18553 } 18554 18555 @Override 18556 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 18557 synchronized (mPackages) { 18558 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 18559 packageName, userId); 18560 } 18561 } 18562 18563 @Override 18564 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 18565 synchronized (mPackages) { 18566 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 18567 packageName, userId); 18568 } 18569 } 18570 18571 @Override 18572 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 18573 synchronized (mPackages) { 18574 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 18575 packageName, userId); 18576 } 18577 } 18578 18579 @Override 18580 public void setKeepUninstalledPackages(final List<String> packageList) { 18581 Preconditions.checkNotNull(packageList); 18582 List<String> removedFromList = null; 18583 synchronized (mPackages) { 18584 if (mKeepUninstalledPackages != null) { 18585 final int packagesCount = mKeepUninstalledPackages.size(); 18586 for (int i = 0; i < packagesCount; i++) { 18587 String oldPackage = mKeepUninstalledPackages.get(i); 18588 if (packageList != null && packageList.contains(oldPackage)) { 18589 continue; 18590 } 18591 if (removedFromList == null) { 18592 removedFromList = new ArrayList<>(); 18593 } 18594 removedFromList.add(oldPackage); 18595 } 18596 } 18597 mKeepUninstalledPackages = new ArrayList<>(packageList); 18598 if (removedFromList != null) { 18599 final int removedCount = removedFromList.size(); 18600 for (int i = 0; i < removedCount; i++) { 18601 deletePackageIfUnusedLPr(removedFromList.get(i)); 18602 } 18603 } 18604 } 18605 } 18606 18607 @Override 18608 public boolean isPermissionsReviewRequired(String packageName, int userId) { 18609 synchronized (mPackages) { 18610 // If we do not support permission review, done. 18611 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 18612 return false; 18613 } 18614 18615 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 18616 if (packageSetting == null) { 18617 return false; 18618 } 18619 18620 // Permission review applies only to apps not supporting the new permission model. 18621 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 18622 return false; 18623 } 18624 18625 // Legacy apps have the permission and get user consent on launch. 18626 PermissionsState permissionsState = packageSetting.getPermissionsState(); 18627 return permissionsState.isPermissionReviewRequired(userId); 18628 } 18629 } 18630 } 18631 18632 @Override 18633 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 18634 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 18635 synchronized (mPackages) { 18636 final long identity = Binder.clearCallingIdentity(); 18637 try { 18638 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 18639 packageNames, userId); 18640 } finally { 18641 Binder.restoreCallingIdentity(identity); 18642 } 18643 } 18644 } 18645 18646 private static void enforceSystemOrPhoneCaller(String tag) { 18647 int callingUid = Binder.getCallingUid(); 18648 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 18649 throw new SecurityException( 18650 "Cannot call " + tag + " from UID " + callingUid); 18651 } 18652 } 18653 18654 boolean isHistoricalPackageUsageAvailable() { 18655 return mPackageUsage.isHistoricalPackageUsageAvailable(); 18656 } 18657} 18658