PackageManagerService.java revision 5cbeb5902633646fbc0a1be252081e77aaaee7b4
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 private 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 if (cpuAbiOverride == null && pkg.use32bitAbi) { 8305 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 8306 pkg.applicationInfo.primaryCpuAbi = abi; 8307 } else { 8308 pkg.applicationInfo.secondaryCpuAbi = abi; 8309 } 8310 } else { 8311 pkg.applicationInfo.primaryCpuAbi = abi; 8312 } 8313 } 8314 8315 } else { 8316 String[] abiList = (cpuAbiOverride != null) ? 8317 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8318 8319 // Enable gross and lame hacks for apps that are built with old 8320 // SDK tools. We must scan their APKs for renderscript bitcode and 8321 // not launch them if it's present. Don't bother checking on devices 8322 // that don't have 64 bit support. 8323 boolean needsRenderScriptOverride = false; 8324 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8325 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8326 abiList = Build.SUPPORTED_32_BIT_ABIS; 8327 needsRenderScriptOverride = true; 8328 } 8329 8330 final int copyRet; 8331 if (extractLibs) { 8332 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8333 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8334 } else { 8335 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8336 } 8337 8338 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8339 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8340 "Error unpackaging native libs for app, errorCode=" + copyRet); 8341 } 8342 8343 if (copyRet >= 0) { 8344 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8345 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8346 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8347 } else if (needsRenderScriptOverride) { 8348 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8349 } 8350 } 8351 } catch (IOException ioe) { 8352 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8353 } finally { 8354 IoUtils.closeQuietly(handle); 8355 } 8356 8357 // Now that we've calculated the ABIs and determined if it's an internal app, 8358 // we will go ahead and populate the nativeLibraryPath. 8359 setNativeLibraryPaths(pkg); 8360 } 8361 8362 /** 8363 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8364 * i.e, so that all packages can be run inside a single process if required. 8365 * 8366 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8367 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8368 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8369 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8370 * updating a package that belongs to a shared user. 8371 * 8372 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8373 * adds unnecessary complexity. 8374 */ 8375 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8376 PackageParser.Package scannedPackage, boolean bootComplete) { 8377 String requiredInstructionSet = null; 8378 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8379 requiredInstructionSet = VMRuntime.getInstructionSet( 8380 scannedPackage.applicationInfo.primaryCpuAbi); 8381 } 8382 8383 PackageSetting requirer = null; 8384 for (PackageSetting ps : packagesForUser) { 8385 // If packagesForUser contains scannedPackage, we skip it. This will happen 8386 // when scannedPackage is an update of an existing package. Without this check, 8387 // we will never be able to change the ABI of any package belonging to a shared 8388 // user, even if it's compatible with other packages. 8389 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8390 if (ps.primaryCpuAbiString == null) { 8391 continue; 8392 } 8393 8394 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8395 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8396 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8397 // this but there's not much we can do. 8398 String errorMessage = "Instruction set mismatch, " 8399 + ((requirer == null) ? "[caller]" : requirer) 8400 + " requires " + requiredInstructionSet + " whereas " + ps 8401 + " requires " + instructionSet; 8402 Slog.w(TAG, errorMessage); 8403 } 8404 8405 if (requiredInstructionSet == null) { 8406 requiredInstructionSet = instructionSet; 8407 requirer = ps; 8408 } 8409 } 8410 } 8411 8412 if (requiredInstructionSet != null) { 8413 String adjustedAbi; 8414 if (requirer != null) { 8415 // requirer != null implies that either scannedPackage was null or that scannedPackage 8416 // did not require an ABI, in which case we have to adjust scannedPackage to match 8417 // the ABI of the set (which is the same as requirer's ABI) 8418 adjustedAbi = requirer.primaryCpuAbiString; 8419 if (scannedPackage != null) { 8420 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8421 } 8422 } else { 8423 // requirer == null implies that we're updating all ABIs in the set to 8424 // match scannedPackage. 8425 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8426 } 8427 8428 for (PackageSetting ps : packagesForUser) { 8429 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8430 if (ps.primaryCpuAbiString != null) { 8431 continue; 8432 } 8433 8434 ps.primaryCpuAbiString = adjustedAbi; 8435 if (ps.pkg != null && ps.pkg.applicationInfo != null && 8436 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 8437 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8438 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 8439 + " (requirer=" 8440 + (requirer == null ? "null" : requirer.pkg.packageName) 8441 + ", scannedPackage=" 8442 + (scannedPackage != null ? scannedPackage.packageName : "null") 8443 + ")"); 8444 try { 8445 mInstaller.rmdex(ps.codePathString, 8446 getDexCodeInstructionSet(getPreferredInstructionSet())); 8447 } catch (InstallerException ignored) { 8448 } 8449 } 8450 } 8451 } 8452 } 8453 } 8454 8455 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8456 synchronized (mPackages) { 8457 mResolverReplaced = true; 8458 // Set up information for custom user intent resolution activity. 8459 mResolveActivity.applicationInfo = pkg.applicationInfo; 8460 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8461 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8462 mResolveActivity.processName = pkg.applicationInfo.packageName; 8463 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8464 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8465 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8466 mResolveActivity.theme = 0; 8467 mResolveActivity.exported = true; 8468 mResolveActivity.enabled = true; 8469 mResolveInfo.activityInfo = mResolveActivity; 8470 mResolveInfo.priority = 0; 8471 mResolveInfo.preferredOrder = 0; 8472 mResolveInfo.match = 0; 8473 mResolveComponentName = mCustomResolverComponentName; 8474 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8475 mResolveComponentName); 8476 } 8477 } 8478 8479 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8480 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8481 8482 // Set up information for ephemeral installer activity 8483 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8484 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8485 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8486 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8487 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8488 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8489 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8490 mEphemeralInstallerActivity.theme = 0; 8491 mEphemeralInstallerActivity.exported = true; 8492 mEphemeralInstallerActivity.enabled = true; 8493 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8494 mEphemeralInstallerInfo.priority = 0; 8495 mEphemeralInstallerInfo.preferredOrder = 0; 8496 mEphemeralInstallerInfo.match = 0; 8497 8498 if (DEBUG_EPHEMERAL) { 8499 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8500 } 8501 } 8502 8503 private static String calculateBundledApkRoot(final String codePathString) { 8504 final File codePath = new File(codePathString); 8505 final File codeRoot; 8506 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8507 codeRoot = Environment.getRootDirectory(); 8508 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8509 codeRoot = Environment.getOemDirectory(); 8510 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8511 codeRoot = Environment.getVendorDirectory(); 8512 } else { 8513 // Unrecognized code path; take its top real segment as the apk root: 8514 // e.g. /something/app/blah.apk => /something 8515 try { 8516 File f = codePath.getCanonicalFile(); 8517 File parent = f.getParentFile(); // non-null because codePath is a file 8518 File tmp; 8519 while ((tmp = parent.getParentFile()) != null) { 8520 f = parent; 8521 parent = tmp; 8522 } 8523 codeRoot = f; 8524 Slog.w(TAG, "Unrecognized code path " 8525 + codePath + " - using " + codeRoot); 8526 } catch (IOException e) { 8527 // Can't canonicalize the code path -- shenanigans? 8528 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8529 return Environment.getRootDirectory().getPath(); 8530 } 8531 } 8532 return codeRoot.getPath(); 8533 } 8534 8535 /** 8536 * Derive and set the location of native libraries for the given package, 8537 * which varies depending on where and how the package was installed. 8538 */ 8539 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8540 final ApplicationInfo info = pkg.applicationInfo; 8541 final String codePath = pkg.codePath; 8542 final File codeFile = new File(codePath); 8543 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8544 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8545 8546 info.nativeLibraryRootDir = null; 8547 info.nativeLibraryRootRequiresIsa = false; 8548 info.nativeLibraryDir = null; 8549 info.secondaryNativeLibraryDir = null; 8550 8551 if (isApkFile(codeFile)) { 8552 // Monolithic install 8553 if (bundledApp) { 8554 // If "/system/lib64/apkname" exists, assume that is the per-package 8555 // native library directory to use; otherwise use "/system/lib/apkname". 8556 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8557 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8558 getPrimaryInstructionSet(info)); 8559 8560 // This is a bundled system app so choose the path based on the ABI. 8561 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8562 // is just the default path. 8563 final String apkName = deriveCodePathName(codePath); 8564 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8565 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8566 apkName).getAbsolutePath(); 8567 8568 if (info.secondaryCpuAbi != null) { 8569 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8570 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8571 secondaryLibDir, apkName).getAbsolutePath(); 8572 } 8573 } else if (asecApp) { 8574 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8575 .getAbsolutePath(); 8576 } else { 8577 final String apkName = deriveCodePathName(codePath); 8578 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8579 .getAbsolutePath(); 8580 } 8581 8582 info.nativeLibraryRootRequiresIsa = false; 8583 info.nativeLibraryDir = info.nativeLibraryRootDir; 8584 } else { 8585 // Cluster install 8586 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8587 info.nativeLibraryRootRequiresIsa = true; 8588 8589 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8590 getPrimaryInstructionSet(info)).getAbsolutePath(); 8591 8592 if (info.secondaryCpuAbi != null) { 8593 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8594 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8595 } 8596 } 8597 } 8598 8599 /** 8600 * Calculate the abis and roots for a bundled app. These can uniquely 8601 * be determined from the contents of the system partition, i.e whether 8602 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8603 * of this information, and instead assume that the system was built 8604 * sensibly. 8605 */ 8606 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8607 PackageSetting pkgSetting) { 8608 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8609 8610 // If "/system/lib64/apkname" exists, assume that is the per-package 8611 // native library directory to use; otherwise use "/system/lib/apkname". 8612 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8613 setBundledAppAbi(pkg, apkRoot, apkName); 8614 // pkgSetting might be null during rescan following uninstall of updates 8615 // to a bundled app, so accommodate that possibility. The settings in 8616 // that case will be established later from the parsed package. 8617 // 8618 // If the settings aren't null, sync them up with what we've just derived. 8619 // note that apkRoot isn't stored in the package settings. 8620 if (pkgSetting != null) { 8621 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8622 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8623 } 8624 } 8625 8626 /** 8627 * Deduces the ABI of a bundled app and sets the relevant fields on the 8628 * parsed pkg object. 8629 * 8630 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8631 * under which system libraries are installed. 8632 * @param apkName the name of the installed package. 8633 */ 8634 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8635 final File codeFile = new File(pkg.codePath); 8636 8637 final boolean has64BitLibs; 8638 final boolean has32BitLibs; 8639 if (isApkFile(codeFile)) { 8640 // Monolithic install 8641 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8642 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8643 } else { 8644 // Cluster install 8645 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8646 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8647 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8648 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8649 has64BitLibs = (new File(rootDir, isa)).exists(); 8650 } else { 8651 has64BitLibs = false; 8652 } 8653 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8654 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8655 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8656 has32BitLibs = (new File(rootDir, isa)).exists(); 8657 } else { 8658 has32BitLibs = false; 8659 } 8660 } 8661 8662 if (has64BitLibs && !has32BitLibs) { 8663 // The package has 64 bit libs, but not 32 bit libs. Its primary 8664 // ABI should be 64 bit. We can safely assume here that the bundled 8665 // native libraries correspond to the most preferred ABI in the list. 8666 8667 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8668 pkg.applicationInfo.secondaryCpuAbi = null; 8669 } else if (has32BitLibs && !has64BitLibs) { 8670 // The package has 32 bit libs but not 64 bit libs. Its primary 8671 // ABI should be 32 bit. 8672 8673 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8674 pkg.applicationInfo.secondaryCpuAbi = null; 8675 } else if (has32BitLibs && has64BitLibs) { 8676 // The application has both 64 and 32 bit bundled libraries. We check 8677 // here that the app declares multiArch support, and warn if it doesn't. 8678 // 8679 // We will be lenient here and record both ABIs. The primary will be the 8680 // ABI that's higher on the list, i.e, a device that's configured to prefer 8681 // 64 bit apps will see a 64 bit primary ABI, 8682 8683 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8684 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8685 } 8686 8687 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8688 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8689 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8690 } else { 8691 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8692 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8693 } 8694 } else { 8695 pkg.applicationInfo.primaryCpuAbi = null; 8696 pkg.applicationInfo.secondaryCpuAbi = null; 8697 } 8698 } 8699 8700 private void killPackage(PackageParser.Package pkg, String reason) { 8701 // Kill the parent package 8702 killApplication(pkg.packageName, pkg.applicationInfo.uid, reason); 8703 // Kill the child packages 8704 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8705 for (int i = 0; i < childCount; i++) { 8706 PackageParser.Package childPkg = pkg.childPackages.get(i); 8707 killApplication(childPkg.packageName, childPkg.applicationInfo.uid, reason); 8708 } 8709 } 8710 8711 private void killApplication(String pkgName, int appId, String reason) { 8712 // Request the ActivityManager to kill the process(only for existing packages) 8713 // so that we do not end up in a confused state while the user is still using the older 8714 // version of the application while the new one gets installed. 8715 IActivityManager am = ActivityManagerNative.getDefault(); 8716 if (am != null) { 8717 try { 8718 am.killApplicationWithAppId(pkgName, appId, reason); 8719 } catch (RemoteException e) { 8720 } 8721 } 8722 } 8723 8724 private void removePackageSettingLI(PackageParser.Package pkg, boolean chatty) { 8725 // Remove the parent package setting 8726 PackageSetting ps = (PackageSetting) pkg.mExtras; 8727 if (ps != null) { 8728 removePackageSettingLI(ps, chatty); 8729 } 8730 // Remove the child package setting 8731 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8732 for (int i = 0; i < childCount; i++) { 8733 PackageParser.Package childPkg = pkg.childPackages.get(i); 8734 ps = (PackageSetting) childPkg.mExtras; 8735 if (ps != null) { 8736 removePackageSettingLI(ps, chatty); 8737 } 8738 } 8739 } 8740 8741 void removePackageSettingLI(PackageSetting ps, boolean chatty) { 8742 if (DEBUG_INSTALL) { 8743 if (chatty) 8744 Log.d(TAG, "Removing package " + ps.name); 8745 } 8746 8747 // writer 8748 synchronized (mPackages) { 8749 mPackages.remove(ps.name); 8750 final PackageParser.Package pkg = ps.pkg; 8751 if (pkg != null) { 8752 cleanPackageDataStructuresLILPw(pkg, chatty); 8753 } 8754 } 8755 } 8756 8757 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8758 if (DEBUG_INSTALL) { 8759 if (chatty) 8760 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8761 } 8762 8763 // writer 8764 synchronized (mPackages) { 8765 // Remove the parent package 8766 mPackages.remove(pkg.applicationInfo.packageName); 8767 cleanPackageDataStructuresLILPw(pkg, chatty); 8768 8769 // Remove the child packages 8770 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8771 for (int i = 0; i < childCount; i++) { 8772 PackageParser.Package childPkg = pkg.childPackages.get(i); 8773 mPackages.remove(childPkg.applicationInfo.packageName); 8774 cleanPackageDataStructuresLILPw(childPkg, chatty); 8775 } 8776 } 8777 } 8778 8779 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8780 int N = pkg.providers.size(); 8781 StringBuilder r = null; 8782 int i; 8783 for (i=0; i<N; i++) { 8784 PackageParser.Provider p = pkg.providers.get(i); 8785 mProviders.removeProvider(p); 8786 if (p.info.authority == null) { 8787 8788 /* There was another ContentProvider with this authority when 8789 * this app was installed so this authority is null, 8790 * Ignore it as we don't have to unregister the provider. 8791 */ 8792 continue; 8793 } 8794 String names[] = p.info.authority.split(";"); 8795 for (int j = 0; j < names.length; j++) { 8796 if (mProvidersByAuthority.get(names[j]) == p) { 8797 mProvidersByAuthority.remove(names[j]); 8798 if (DEBUG_REMOVE) { 8799 if (chatty) 8800 Log.d(TAG, "Unregistered content provider: " + names[j] 8801 + ", className = " + p.info.name + ", isSyncable = " 8802 + p.info.isSyncable); 8803 } 8804 } 8805 } 8806 if (DEBUG_REMOVE && chatty) { 8807 if (r == null) { 8808 r = new StringBuilder(256); 8809 } else { 8810 r.append(' '); 8811 } 8812 r.append(p.info.name); 8813 } 8814 } 8815 if (r != null) { 8816 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8817 } 8818 8819 N = pkg.services.size(); 8820 r = null; 8821 for (i=0; i<N; i++) { 8822 PackageParser.Service s = pkg.services.get(i); 8823 mServices.removeService(s); 8824 if (chatty) { 8825 if (r == null) { 8826 r = new StringBuilder(256); 8827 } else { 8828 r.append(' '); 8829 } 8830 r.append(s.info.name); 8831 } 8832 } 8833 if (r != null) { 8834 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8835 } 8836 8837 N = pkg.receivers.size(); 8838 r = null; 8839 for (i=0; i<N; i++) { 8840 PackageParser.Activity a = pkg.receivers.get(i); 8841 mReceivers.removeActivity(a, "receiver"); 8842 if (DEBUG_REMOVE && chatty) { 8843 if (r == null) { 8844 r = new StringBuilder(256); 8845 } else { 8846 r.append(' '); 8847 } 8848 r.append(a.info.name); 8849 } 8850 } 8851 if (r != null) { 8852 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8853 } 8854 8855 N = pkg.activities.size(); 8856 r = null; 8857 for (i=0; i<N; i++) { 8858 PackageParser.Activity a = pkg.activities.get(i); 8859 mActivities.removeActivity(a, "activity"); 8860 if (DEBUG_REMOVE && chatty) { 8861 if (r == null) { 8862 r = new StringBuilder(256); 8863 } else { 8864 r.append(' '); 8865 } 8866 r.append(a.info.name); 8867 } 8868 } 8869 if (r != null) { 8870 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8871 } 8872 8873 N = pkg.permissions.size(); 8874 r = null; 8875 for (i=0; i<N; i++) { 8876 PackageParser.Permission p = pkg.permissions.get(i); 8877 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8878 if (bp == null) { 8879 bp = mSettings.mPermissionTrees.get(p.info.name); 8880 } 8881 if (bp != null && bp.perm == p) { 8882 bp.perm = null; 8883 if (DEBUG_REMOVE && chatty) { 8884 if (r == null) { 8885 r = new StringBuilder(256); 8886 } else { 8887 r.append(' '); 8888 } 8889 r.append(p.info.name); 8890 } 8891 } 8892 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8893 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8894 if (appOpPkgs != null) { 8895 appOpPkgs.remove(pkg.packageName); 8896 } 8897 } 8898 } 8899 if (r != null) { 8900 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8901 } 8902 8903 N = pkg.requestedPermissions.size(); 8904 r = null; 8905 for (i=0; i<N; i++) { 8906 String perm = pkg.requestedPermissions.get(i); 8907 BasePermission bp = mSettings.mPermissions.get(perm); 8908 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8909 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8910 if (appOpPkgs != null) { 8911 appOpPkgs.remove(pkg.packageName); 8912 if (appOpPkgs.isEmpty()) { 8913 mAppOpPermissionPackages.remove(perm); 8914 } 8915 } 8916 } 8917 } 8918 if (r != null) { 8919 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8920 } 8921 8922 N = pkg.instrumentation.size(); 8923 r = null; 8924 for (i=0; i<N; i++) { 8925 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8926 mInstrumentation.remove(a.getComponentName()); 8927 if (DEBUG_REMOVE && chatty) { 8928 if (r == null) { 8929 r = new StringBuilder(256); 8930 } else { 8931 r.append(' '); 8932 } 8933 r.append(a.info.name); 8934 } 8935 } 8936 if (r != null) { 8937 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8938 } 8939 8940 r = null; 8941 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8942 // Only system apps can hold shared libraries. 8943 if (pkg.libraryNames != null) { 8944 for (i=0; i<pkg.libraryNames.size(); i++) { 8945 String name = pkg.libraryNames.get(i); 8946 SharedLibraryEntry cur = mSharedLibraries.get(name); 8947 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8948 mSharedLibraries.remove(name); 8949 if (DEBUG_REMOVE && chatty) { 8950 if (r == null) { 8951 r = new StringBuilder(256); 8952 } else { 8953 r.append(' '); 8954 } 8955 r.append(name); 8956 } 8957 } 8958 } 8959 } 8960 } 8961 if (r != null) { 8962 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8963 } 8964 } 8965 8966 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8967 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8968 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8969 return true; 8970 } 8971 } 8972 return false; 8973 } 8974 8975 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8976 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8977 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8978 8979 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 8980 // Update the parent permissions 8981 updatePermissionsLPw(pkg.packageName, pkg, flags); 8982 // Update the child permissions 8983 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8984 for (int i = 0; i < childCount; i++) { 8985 PackageParser.Package childPkg = pkg.childPackages.get(i); 8986 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 8987 } 8988 } 8989 8990 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8991 int flags) { 8992 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8993 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8994 } 8995 8996 private void updatePermissionsLPw(String changingPkg, 8997 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8998 // Make sure there are no dangling permission trees. 8999 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 9000 while (it.hasNext()) { 9001 final BasePermission bp = it.next(); 9002 if (bp.packageSetting == null) { 9003 // We may not yet have parsed the package, so just see if 9004 // we still know about its settings. 9005 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9006 } 9007 if (bp.packageSetting == null) { 9008 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9009 + " from package " + bp.sourcePackage); 9010 it.remove(); 9011 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9012 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9013 Slog.i(TAG, "Removing old permission tree: " + bp.name 9014 + " from package " + bp.sourcePackage); 9015 flags |= UPDATE_PERMISSIONS_ALL; 9016 it.remove(); 9017 } 9018 } 9019 } 9020 9021 // Make sure all dynamic permissions have been assigned to a package, 9022 // and make sure there are no dangling permissions. 9023 it = mSettings.mPermissions.values().iterator(); 9024 while (it.hasNext()) { 9025 final BasePermission bp = it.next(); 9026 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9027 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9028 + bp.name + " pkg=" + bp.sourcePackage 9029 + " info=" + bp.pendingInfo); 9030 if (bp.packageSetting == null && bp.pendingInfo != null) { 9031 final BasePermission tree = findPermissionTreeLP(bp.name); 9032 if (tree != null && tree.perm != null) { 9033 bp.packageSetting = tree.packageSetting; 9034 bp.perm = new PackageParser.Permission(tree.perm.owner, 9035 new PermissionInfo(bp.pendingInfo)); 9036 bp.perm.info.packageName = tree.perm.info.packageName; 9037 bp.perm.info.name = bp.name; 9038 bp.uid = tree.uid; 9039 } 9040 } 9041 } 9042 if (bp.packageSetting == null) { 9043 // We may not yet have parsed the package, so just see if 9044 // we still know about its settings. 9045 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9046 } 9047 if (bp.packageSetting == null) { 9048 Slog.w(TAG, "Removing dangling permission: " + bp.name 9049 + " from package " + bp.sourcePackage); 9050 it.remove(); 9051 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9052 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9053 Slog.i(TAG, "Removing old permission: " + bp.name 9054 + " from package " + bp.sourcePackage); 9055 flags |= UPDATE_PERMISSIONS_ALL; 9056 it.remove(); 9057 } 9058 } 9059 } 9060 9061 // Now update the permissions for all packages, in particular 9062 // replace the granted permissions of the system packages. 9063 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9064 for (PackageParser.Package pkg : mPackages.values()) { 9065 if (pkg != pkgInfo) { 9066 // Only replace for packages on requested volume 9067 final String volumeUuid = getVolumeUuidForPackage(pkg); 9068 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9069 && Objects.equals(replaceVolumeUuid, volumeUuid); 9070 grantPermissionsLPw(pkg, replace, changingPkg); 9071 } 9072 } 9073 } 9074 9075 if (pkgInfo != null) { 9076 // Only replace for packages on requested volume 9077 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 9078 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 9079 && Objects.equals(replaceVolumeUuid, volumeUuid); 9080 grantPermissionsLPw(pkgInfo, replace, changingPkg); 9081 } 9082 } 9083 9084 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 9085 String packageOfInterest) { 9086 // IMPORTANT: There are two types of permissions: install and runtime. 9087 // Install time permissions are granted when the app is installed to 9088 // all device users and users added in the future. Runtime permissions 9089 // are granted at runtime explicitly to specific users. Normal and signature 9090 // protected permissions are install time permissions. Dangerous permissions 9091 // are install permissions if the app's target SDK is Lollipop MR1 or older, 9092 // otherwise they are runtime permissions. This function does not manage 9093 // runtime permissions except for the case an app targeting Lollipop MR1 9094 // being upgraded to target a newer SDK, in which case dangerous permissions 9095 // are transformed from install time to runtime ones. 9096 9097 final PackageSetting ps = (PackageSetting) pkg.mExtras; 9098 if (ps == null) { 9099 return; 9100 } 9101 9102 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 9103 9104 PermissionsState permissionsState = ps.getPermissionsState(); 9105 PermissionsState origPermissions = permissionsState; 9106 9107 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 9108 9109 boolean runtimePermissionsRevoked = false; 9110 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 9111 9112 boolean changedInstallPermission = false; 9113 9114 if (replace) { 9115 ps.installPermissionsFixed = false; 9116 if (!ps.isSharedUser()) { 9117 origPermissions = new PermissionsState(permissionsState); 9118 permissionsState.reset(); 9119 } else { 9120 // We need to know only about runtime permission changes since the 9121 // calling code always writes the install permissions state but 9122 // the runtime ones are written only if changed. The only cases of 9123 // changed runtime permissions here are promotion of an install to 9124 // runtime and revocation of a runtime from a shared user. 9125 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 9126 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 9127 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 9128 runtimePermissionsRevoked = true; 9129 } 9130 } 9131 } 9132 9133 permissionsState.setGlobalGids(mGlobalGids); 9134 9135 final int N = pkg.requestedPermissions.size(); 9136 for (int i=0; i<N; i++) { 9137 final String name = pkg.requestedPermissions.get(i); 9138 final BasePermission bp = mSettings.mPermissions.get(name); 9139 9140 if (DEBUG_INSTALL) { 9141 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 9142 } 9143 9144 if (bp == null || bp.packageSetting == null) { 9145 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9146 Slog.w(TAG, "Unknown permission " + name 9147 + " in package " + pkg.packageName); 9148 } 9149 continue; 9150 } 9151 9152 final String perm = bp.name; 9153 boolean allowedSig = false; 9154 int grant = GRANT_DENIED; 9155 9156 // Keep track of app op permissions. 9157 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9158 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 9159 if (pkgs == null) { 9160 pkgs = new ArraySet<>(); 9161 mAppOpPermissionPackages.put(bp.name, pkgs); 9162 } 9163 pkgs.add(pkg.packageName); 9164 } 9165 9166 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 9167 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 9168 >= Build.VERSION_CODES.M; 9169 switch (level) { 9170 case PermissionInfo.PROTECTION_NORMAL: { 9171 // For all apps normal permissions are install time ones. 9172 grant = GRANT_INSTALL; 9173 } break; 9174 9175 case PermissionInfo.PROTECTION_DANGEROUS: { 9176 // If a permission review is required for legacy apps we represent 9177 // their permissions as always granted runtime ones since we need 9178 // to keep the review required permission flag per user while an 9179 // install permission's state is shared across all users. 9180 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 9181 // For legacy apps dangerous permissions are install time ones. 9182 grant = GRANT_INSTALL; 9183 } else if (origPermissions.hasInstallPermission(bp.name)) { 9184 // For legacy apps that became modern, install becomes runtime. 9185 grant = GRANT_UPGRADE; 9186 } else if (mPromoteSystemApps 9187 && isSystemApp(ps) 9188 && mExistingSystemPackages.contains(ps.name)) { 9189 // For legacy system apps, install becomes runtime. 9190 // We cannot check hasInstallPermission() for system apps since those 9191 // permissions were granted implicitly and not persisted pre-M. 9192 grant = GRANT_UPGRADE; 9193 } else { 9194 // For modern apps keep runtime permissions unchanged. 9195 grant = GRANT_RUNTIME; 9196 } 9197 } break; 9198 9199 case PermissionInfo.PROTECTION_SIGNATURE: { 9200 // For all apps signature permissions are install time ones. 9201 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 9202 if (allowedSig) { 9203 grant = GRANT_INSTALL; 9204 } 9205 } break; 9206 } 9207 9208 if (DEBUG_INSTALL) { 9209 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 9210 } 9211 9212 if (grant != GRANT_DENIED) { 9213 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 9214 // If this is an existing, non-system package, then 9215 // we can't add any new permissions to it. 9216 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 9217 // Except... if this is a permission that was added 9218 // to the platform (note: need to only do this when 9219 // updating the platform). 9220 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 9221 grant = GRANT_DENIED; 9222 } 9223 } 9224 } 9225 9226 switch (grant) { 9227 case GRANT_INSTALL: { 9228 // Revoke this as runtime permission to handle the case of 9229 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 9230 for (int userId : UserManagerService.getInstance().getUserIds()) { 9231 if (origPermissions.getRuntimePermissionState( 9232 bp.name, userId) != null) { 9233 // Revoke the runtime permission and clear the flags. 9234 origPermissions.revokeRuntimePermission(bp, userId); 9235 origPermissions.updatePermissionFlags(bp, userId, 9236 PackageManager.MASK_PERMISSION_FLAGS, 0); 9237 // If we revoked a permission permission, we have to write. 9238 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9239 changedRuntimePermissionUserIds, userId); 9240 } 9241 } 9242 // Grant an install permission. 9243 if (permissionsState.grantInstallPermission(bp) != 9244 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9245 changedInstallPermission = true; 9246 } 9247 } break; 9248 9249 case GRANT_RUNTIME: { 9250 // Grant previously granted runtime permissions. 9251 for (int userId : UserManagerService.getInstance().getUserIds()) { 9252 PermissionState permissionState = origPermissions 9253 .getRuntimePermissionState(bp.name, userId); 9254 int flags = permissionState != null 9255 ? permissionState.getFlags() : 0; 9256 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 9257 if (permissionsState.grantRuntimePermission(bp, userId) == 9258 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9259 // If we cannot put the permission as it was, we have to write. 9260 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9261 changedRuntimePermissionUserIds, userId); 9262 } 9263 // If the app supports runtime permissions no need for a review. 9264 if (Build.PERMISSIONS_REVIEW_REQUIRED 9265 && appSupportsRuntimePermissions 9266 && (flags & PackageManager 9267 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 9268 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 9269 // Since we changed the flags, we have to write. 9270 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9271 changedRuntimePermissionUserIds, userId); 9272 } 9273 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 9274 && !appSupportsRuntimePermissions) { 9275 // For legacy apps that need a permission review, every new 9276 // runtime permission is granted but it is pending a review. 9277 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 9278 permissionsState.grantRuntimePermission(bp, userId); 9279 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 9280 // We changed the permission and flags, hence have to write. 9281 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9282 changedRuntimePermissionUserIds, userId); 9283 } 9284 } 9285 // Propagate the permission flags. 9286 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 9287 } 9288 } break; 9289 9290 case GRANT_UPGRADE: { 9291 // Grant runtime permissions for a previously held install permission. 9292 PermissionState permissionState = origPermissions 9293 .getInstallPermissionState(bp.name); 9294 final int flags = permissionState != null ? permissionState.getFlags() : 0; 9295 9296 if (origPermissions.revokeInstallPermission(bp) 9297 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 9298 // We will be transferring the permission flags, so clear them. 9299 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 9300 PackageManager.MASK_PERMISSION_FLAGS, 0); 9301 changedInstallPermission = true; 9302 } 9303 9304 // If the permission is not to be promoted to runtime we ignore it and 9305 // also its other flags as they are not applicable to install permissions. 9306 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 9307 for (int userId : currentUserIds) { 9308 if (permissionsState.grantRuntimePermission(bp, userId) != 9309 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9310 // Transfer the permission flags. 9311 permissionsState.updatePermissionFlags(bp, userId, 9312 flags, flags); 9313 // If we granted the permission, we have to write. 9314 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9315 changedRuntimePermissionUserIds, userId); 9316 } 9317 } 9318 } 9319 } break; 9320 9321 default: { 9322 if (packageOfInterest == null 9323 || packageOfInterest.equals(pkg.packageName)) { 9324 Slog.w(TAG, "Not granting permission " + perm 9325 + " to package " + pkg.packageName 9326 + " because it was previously installed without"); 9327 } 9328 } break; 9329 } 9330 } else { 9331 if (permissionsState.revokeInstallPermission(bp) != 9332 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9333 // Also drop the permission flags. 9334 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 9335 PackageManager.MASK_PERMISSION_FLAGS, 0); 9336 changedInstallPermission = true; 9337 Slog.i(TAG, "Un-granting permission " + perm 9338 + " from package " + pkg.packageName 9339 + " (protectionLevel=" + bp.protectionLevel 9340 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9341 + ")"); 9342 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 9343 // Don't print warning for app op permissions, since it is fine for them 9344 // not to be granted, there is a UI for the user to decide. 9345 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9346 Slog.w(TAG, "Not granting permission " + perm 9347 + " to package " + pkg.packageName 9348 + " (protectionLevel=" + bp.protectionLevel 9349 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9350 + ")"); 9351 } 9352 } 9353 } 9354 } 9355 9356 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 9357 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 9358 // This is the first that we have heard about this package, so the 9359 // permissions we have now selected are fixed until explicitly 9360 // changed. 9361 ps.installPermissionsFixed = true; 9362 } 9363 9364 // Persist the runtime permissions state for users with changes. If permissions 9365 // were revoked because no app in the shared user declares them we have to 9366 // write synchronously to avoid losing runtime permissions state. 9367 for (int userId : changedRuntimePermissionUserIds) { 9368 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9369 } 9370 9371 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9372 } 9373 9374 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9375 boolean allowed = false; 9376 final int NP = PackageParser.NEW_PERMISSIONS.length; 9377 for (int ip=0; ip<NP; ip++) { 9378 final PackageParser.NewPermissionInfo npi 9379 = PackageParser.NEW_PERMISSIONS[ip]; 9380 if (npi.name.equals(perm) 9381 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9382 allowed = true; 9383 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9384 + pkg.packageName); 9385 break; 9386 } 9387 } 9388 return allowed; 9389 } 9390 9391 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9392 BasePermission bp, PermissionsState origPermissions) { 9393 boolean allowed; 9394 allowed = (compareSignatures( 9395 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9396 == PackageManager.SIGNATURE_MATCH) 9397 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9398 == PackageManager.SIGNATURE_MATCH); 9399 if (!allowed && (bp.protectionLevel 9400 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9401 if (isSystemApp(pkg)) { 9402 // For updated system applications, a system permission 9403 // is granted only if it had been defined by the original application. 9404 if (pkg.isUpdatedSystemApp()) { 9405 final PackageSetting sysPs = mSettings 9406 .getDisabledSystemPkgLPr(pkg.packageName); 9407 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 9408 // If the original was granted this permission, we take 9409 // that grant decision as read and propagate it to the 9410 // update. 9411 if (sysPs.isPrivileged()) { 9412 allowed = true; 9413 } 9414 } else { 9415 // The system apk may have been updated with an older 9416 // version of the one on the data partition, but which 9417 // granted a new system permission that it didn't have 9418 // before. In this case we do want to allow the app to 9419 // now get the new permission if the ancestral apk is 9420 // privileged to get it. 9421 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 9422 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 9423 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 9424 allowed = true; 9425 break; 9426 } 9427 } 9428 } 9429 // Also if a privileged parent package on the system image or any of 9430 // its children requested a privileged permission, the updated child 9431 // packages can also get the permission. 9432 if (pkg.parentPackage != null) { 9433 final PackageSetting disabledSysParentPs = mSettings 9434 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 9435 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 9436 && disabledSysParentPs.isPrivileged()) { 9437 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 9438 allowed = true; 9439 } else if (disabledSysParentPs.pkg.childPackages != null) { 9440 final int count = disabledSysParentPs.pkg.childPackages.size(); 9441 for (int i = 0; i < count; i++) { 9442 PackageParser.Package disabledSysChildPkg = 9443 disabledSysParentPs.pkg.childPackages.get(i); 9444 if (isPackageRequestingPermission(disabledSysChildPkg, 9445 perm)) { 9446 allowed = true; 9447 break; 9448 } 9449 } 9450 } 9451 } 9452 } 9453 } 9454 } else { 9455 allowed = isPrivilegedApp(pkg); 9456 } 9457 } 9458 } 9459 if (!allowed) { 9460 if (!allowed && (bp.protectionLevel 9461 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9462 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9463 // If this was a previously normal/dangerous permission that got moved 9464 // to a system permission as part of the runtime permission redesign, then 9465 // we still want to blindly grant it to old apps. 9466 allowed = true; 9467 } 9468 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9469 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9470 // If this permission is to be granted to the system installer and 9471 // this app is an installer, then it gets the permission. 9472 allowed = true; 9473 } 9474 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9475 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9476 // If this permission is to be granted to the system verifier and 9477 // this app is a verifier, then it gets the permission. 9478 allowed = true; 9479 } 9480 if (!allowed && (bp.protectionLevel 9481 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9482 && isSystemApp(pkg)) { 9483 // Any pre-installed system app is allowed to get this permission. 9484 allowed = true; 9485 } 9486 if (!allowed && (bp.protectionLevel 9487 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9488 // For development permissions, a development permission 9489 // is granted only if it was already granted. 9490 allowed = origPermissions.hasInstallPermission(perm); 9491 } 9492 } 9493 return allowed; 9494 } 9495 9496 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 9497 final int permCount = pkg.requestedPermissions.size(); 9498 for (int j = 0; j < permCount; j++) { 9499 String requestedPermission = pkg.requestedPermissions.get(j); 9500 if (permission.equals(requestedPermission)) { 9501 return true; 9502 } 9503 } 9504 return false; 9505 } 9506 9507 final class ActivityIntentResolver 9508 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9509 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9510 boolean defaultOnly, int userId) { 9511 if (!sUserManager.exists(userId)) return null; 9512 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9513 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9514 } 9515 9516 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9517 int userId) { 9518 if (!sUserManager.exists(userId)) return null; 9519 mFlags = flags; 9520 return super.queryIntent(intent, resolvedType, 9521 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9522 } 9523 9524 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9525 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9526 if (!sUserManager.exists(userId)) return null; 9527 if (packageActivities == null) { 9528 return null; 9529 } 9530 mFlags = flags; 9531 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9532 final int N = packageActivities.size(); 9533 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9534 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9535 9536 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9537 for (int i = 0; i < N; ++i) { 9538 intentFilters = packageActivities.get(i).intents; 9539 if (intentFilters != null && intentFilters.size() > 0) { 9540 PackageParser.ActivityIntentInfo[] array = 9541 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9542 intentFilters.toArray(array); 9543 listCut.add(array); 9544 } 9545 } 9546 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9547 } 9548 9549 public final void addActivity(PackageParser.Activity a, String type) { 9550 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9551 mActivities.put(a.getComponentName(), a); 9552 if (DEBUG_SHOW_INFO) 9553 Log.v( 9554 TAG, " " + type + " " + 9555 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9556 if (DEBUG_SHOW_INFO) 9557 Log.v(TAG, " Class=" + a.info.name); 9558 final int NI = a.intents.size(); 9559 for (int j=0; j<NI; j++) { 9560 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9561 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9562 intent.setPriority(0); 9563 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9564 + a.className + " with priority > 0, forcing to 0"); 9565 } 9566 if (DEBUG_SHOW_INFO) { 9567 Log.v(TAG, " IntentFilter:"); 9568 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9569 } 9570 if (!intent.debugCheck()) { 9571 Log.w(TAG, "==> For Activity " + a.info.name); 9572 } 9573 addFilter(intent); 9574 } 9575 } 9576 9577 public final void removeActivity(PackageParser.Activity a, String type) { 9578 mActivities.remove(a.getComponentName()); 9579 if (DEBUG_SHOW_INFO) { 9580 Log.v(TAG, " " + type + " " 9581 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9582 : a.info.name) + ":"); 9583 Log.v(TAG, " Class=" + a.info.name); 9584 } 9585 final int NI = a.intents.size(); 9586 for (int j=0; j<NI; j++) { 9587 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9588 if (DEBUG_SHOW_INFO) { 9589 Log.v(TAG, " IntentFilter:"); 9590 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9591 } 9592 removeFilter(intent); 9593 } 9594 } 9595 9596 @Override 9597 protected boolean allowFilterResult( 9598 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9599 ActivityInfo filterAi = filter.activity.info; 9600 for (int i=dest.size()-1; i>=0; i--) { 9601 ActivityInfo destAi = dest.get(i).activityInfo; 9602 if (destAi.name == filterAi.name 9603 && destAi.packageName == filterAi.packageName) { 9604 return false; 9605 } 9606 } 9607 return true; 9608 } 9609 9610 @Override 9611 protected ActivityIntentInfo[] newArray(int size) { 9612 return new ActivityIntentInfo[size]; 9613 } 9614 9615 @Override 9616 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9617 if (!sUserManager.exists(userId)) return true; 9618 PackageParser.Package p = filter.activity.owner; 9619 if (p != null) { 9620 PackageSetting ps = (PackageSetting)p.mExtras; 9621 if (ps != null) { 9622 // System apps are never considered stopped for purposes of 9623 // filtering, because there may be no way for the user to 9624 // actually re-launch them. 9625 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9626 && ps.getStopped(userId); 9627 } 9628 } 9629 return false; 9630 } 9631 9632 @Override 9633 protected boolean isPackageForFilter(String packageName, 9634 PackageParser.ActivityIntentInfo info) { 9635 return packageName.equals(info.activity.owner.packageName); 9636 } 9637 9638 @Override 9639 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9640 int match, int userId) { 9641 if (!sUserManager.exists(userId)) return null; 9642 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9643 return null; 9644 } 9645 final PackageParser.Activity activity = info.activity; 9646 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9647 if (ps == null) { 9648 return null; 9649 } 9650 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9651 ps.readUserState(userId), userId); 9652 if (ai == null) { 9653 return null; 9654 } 9655 final ResolveInfo res = new ResolveInfo(); 9656 res.activityInfo = ai; 9657 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9658 res.filter = info; 9659 } 9660 if (info != null) { 9661 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9662 } 9663 res.priority = info.getPriority(); 9664 res.preferredOrder = activity.owner.mPreferredOrder; 9665 //System.out.println("Result: " + res.activityInfo.className + 9666 // " = " + res.priority); 9667 res.match = match; 9668 res.isDefault = info.hasDefault; 9669 res.labelRes = info.labelRes; 9670 res.nonLocalizedLabel = info.nonLocalizedLabel; 9671 if (userNeedsBadging(userId)) { 9672 res.noResourceId = true; 9673 } else { 9674 res.icon = info.icon; 9675 } 9676 res.iconResourceId = info.icon; 9677 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9678 return res; 9679 } 9680 9681 @Override 9682 protected void sortResults(List<ResolveInfo> results) { 9683 Collections.sort(results, mResolvePrioritySorter); 9684 } 9685 9686 @Override 9687 protected void dumpFilter(PrintWriter out, String prefix, 9688 PackageParser.ActivityIntentInfo filter) { 9689 out.print(prefix); out.print( 9690 Integer.toHexString(System.identityHashCode(filter.activity))); 9691 out.print(' '); 9692 filter.activity.printComponentShortName(out); 9693 out.print(" filter "); 9694 out.println(Integer.toHexString(System.identityHashCode(filter))); 9695 } 9696 9697 @Override 9698 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9699 return filter.activity; 9700 } 9701 9702 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9703 PackageParser.Activity activity = (PackageParser.Activity)label; 9704 out.print(prefix); out.print( 9705 Integer.toHexString(System.identityHashCode(activity))); 9706 out.print(' '); 9707 activity.printComponentShortName(out); 9708 if (count > 1) { 9709 out.print(" ("); out.print(count); out.print(" filters)"); 9710 } 9711 out.println(); 9712 } 9713 9714// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9715// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9716// final List<ResolveInfo> retList = Lists.newArrayList(); 9717// while (i.hasNext()) { 9718// final ResolveInfo resolveInfo = i.next(); 9719// if (isEnabledLP(resolveInfo.activityInfo)) { 9720// retList.add(resolveInfo); 9721// } 9722// } 9723// return retList; 9724// } 9725 9726 // Keys are String (activity class name), values are Activity. 9727 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9728 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9729 private int mFlags; 9730 } 9731 9732 private final class ServiceIntentResolver 9733 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9734 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9735 boolean defaultOnly, int userId) { 9736 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9737 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9738 } 9739 9740 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9741 int userId) { 9742 if (!sUserManager.exists(userId)) return null; 9743 mFlags = flags; 9744 return super.queryIntent(intent, resolvedType, 9745 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9746 } 9747 9748 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9749 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9750 if (!sUserManager.exists(userId)) return null; 9751 if (packageServices == null) { 9752 return null; 9753 } 9754 mFlags = flags; 9755 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9756 final int N = packageServices.size(); 9757 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9758 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9759 9760 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9761 for (int i = 0; i < N; ++i) { 9762 intentFilters = packageServices.get(i).intents; 9763 if (intentFilters != null && intentFilters.size() > 0) { 9764 PackageParser.ServiceIntentInfo[] array = 9765 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9766 intentFilters.toArray(array); 9767 listCut.add(array); 9768 } 9769 } 9770 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9771 } 9772 9773 public final void addService(PackageParser.Service s) { 9774 mServices.put(s.getComponentName(), s); 9775 if (DEBUG_SHOW_INFO) { 9776 Log.v(TAG, " " 9777 + (s.info.nonLocalizedLabel != null 9778 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9779 Log.v(TAG, " Class=" + s.info.name); 9780 } 9781 final int NI = s.intents.size(); 9782 int j; 9783 for (j=0; j<NI; j++) { 9784 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9785 if (DEBUG_SHOW_INFO) { 9786 Log.v(TAG, " IntentFilter:"); 9787 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9788 } 9789 if (!intent.debugCheck()) { 9790 Log.w(TAG, "==> For Service " + s.info.name); 9791 } 9792 addFilter(intent); 9793 } 9794 } 9795 9796 public final void removeService(PackageParser.Service s) { 9797 mServices.remove(s.getComponentName()); 9798 if (DEBUG_SHOW_INFO) { 9799 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9800 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9801 Log.v(TAG, " Class=" + s.info.name); 9802 } 9803 final int NI = s.intents.size(); 9804 int j; 9805 for (j=0; j<NI; j++) { 9806 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9807 if (DEBUG_SHOW_INFO) { 9808 Log.v(TAG, " IntentFilter:"); 9809 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9810 } 9811 removeFilter(intent); 9812 } 9813 } 9814 9815 @Override 9816 protected boolean allowFilterResult( 9817 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9818 ServiceInfo filterSi = filter.service.info; 9819 for (int i=dest.size()-1; i>=0; i--) { 9820 ServiceInfo destAi = dest.get(i).serviceInfo; 9821 if (destAi.name == filterSi.name 9822 && destAi.packageName == filterSi.packageName) { 9823 return false; 9824 } 9825 } 9826 return true; 9827 } 9828 9829 @Override 9830 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9831 return new PackageParser.ServiceIntentInfo[size]; 9832 } 9833 9834 @Override 9835 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9836 if (!sUserManager.exists(userId)) return true; 9837 PackageParser.Package p = filter.service.owner; 9838 if (p != null) { 9839 PackageSetting ps = (PackageSetting)p.mExtras; 9840 if (ps != null) { 9841 // System apps are never considered stopped for purposes of 9842 // filtering, because there may be no way for the user to 9843 // actually re-launch them. 9844 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9845 && ps.getStopped(userId); 9846 } 9847 } 9848 return false; 9849 } 9850 9851 @Override 9852 protected boolean isPackageForFilter(String packageName, 9853 PackageParser.ServiceIntentInfo info) { 9854 return packageName.equals(info.service.owner.packageName); 9855 } 9856 9857 @Override 9858 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9859 int match, int userId) { 9860 if (!sUserManager.exists(userId)) return null; 9861 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9862 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9863 return null; 9864 } 9865 final PackageParser.Service service = info.service; 9866 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9867 if (ps == null) { 9868 return null; 9869 } 9870 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9871 ps.readUserState(userId), userId); 9872 if (si == null) { 9873 return null; 9874 } 9875 final ResolveInfo res = new ResolveInfo(); 9876 res.serviceInfo = si; 9877 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9878 res.filter = filter; 9879 } 9880 res.priority = info.getPriority(); 9881 res.preferredOrder = service.owner.mPreferredOrder; 9882 res.match = match; 9883 res.isDefault = info.hasDefault; 9884 res.labelRes = info.labelRes; 9885 res.nonLocalizedLabel = info.nonLocalizedLabel; 9886 res.icon = info.icon; 9887 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9888 return res; 9889 } 9890 9891 @Override 9892 protected void sortResults(List<ResolveInfo> results) { 9893 Collections.sort(results, mResolvePrioritySorter); 9894 } 9895 9896 @Override 9897 protected void dumpFilter(PrintWriter out, String prefix, 9898 PackageParser.ServiceIntentInfo filter) { 9899 out.print(prefix); out.print( 9900 Integer.toHexString(System.identityHashCode(filter.service))); 9901 out.print(' '); 9902 filter.service.printComponentShortName(out); 9903 out.print(" filter "); 9904 out.println(Integer.toHexString(System.identityHashCode(filter))); 9905 } 9906 9907 @Override 9908 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9909 return filter.service; 9910 } 9911 9912 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9913 PackageParser.Service service = (PackageParser.Service)label; 9914 out.print(prefix); out.print( 9915 Integer.toHexString(System.identityHashCode(service))); 9916 out.print(' '); 9917 service.printComponentShortName(out); 9918 if (count > 1) { 9919 out.print(" ("); out.print(count); out.print(" filters)"); 9920 } 9921 out.println(); 9922 } 9923 9924// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9925// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9926// final List<ResolveInfo> retList = Lists.newArrayList(); 9927// while (i.hasNext()) { 9928// final ResolveInfo resolveInfo = (ResolveInfo) i; 9929// if (isEnabledLP(resolveInfo.serviceInfo)) { 9930// retList.add(resolveInfo); 9931// } 9932// } 9933// return retList; 9934// } 9935 9936 // Keys are String (activity class name), values are Activity. 9937 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9938 = new ArrayMap<ComponentName, PackageParser.Service>(); 9939 private int mFlags; 9940 }; 9941 9942 private final class ProviderIntentResolver 9943 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9944 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9945 boolean defaultOnly, int userId) { 9946 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9947 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9948 } 9949 9950 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9951 int userId) { 9952 if (!sUserManager.exists(userId)) 9953 return null; 9954 mFlags = flags; 9955 return super.queryIntent(intent, resolvedType, 9956 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9957 } 9958 9959 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9960 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9961 if (!sUserManager.exists(userId)) 9962 return null; 9963 if (packageProviders == null) { 9964 return null; 9965 } 9966 mFlags = flags; 9967 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9968 final int N = packageProviders.size(); 9969 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9970 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9971 9972 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9973 for (int i = 0; i < N; ++i) { 9974 intentFilters = packageProviders.get(i).intents; 9975 if (intentFilters != null && intentFilters.size() > 0) { 9976 PackageParser.ProviderIntentInfo[] array = 9977 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9978 intentFilters.toArray(array); 9979 listCut.add(array); 9980 } 9981 } 9982 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9983 } 9984 9985 public final void addProvider(PackageParser.Provider p) { 9986 if (mProviders.containsKey(p.getComponentName())) { 9987 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9988 return; 9989 } 9990 9991 mProviders.put(p.getComponentName(), p); 9992 if (DEBUG_SHOW_INFO) { 9993 Log.v(TAG, " " 9994 + (p.info.nonLocalizedLabel != null 9995 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9996 Log.v(TAG, " Class=" + p.info.name); 9997 } 9998 final int NI = p.intents.size(); 9999 int j; 10000 for (j = 0; j < NI; j++) { 10001 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10002 if (DEBUG_SHOW_INFO) { 10003 Log.v(TAG, " IntentFilter:"); 10004 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10005 } 10006 if (!intent.debugCheck()) { 10007 Log.w(TAG, "==> For Provider " + p.info.name); 10008 } 10009 addFilter(intent); 10010 } 10011 } 10012 10013 public final void removeProvider(PackageParser.Provider p) { 10014 mProviders.remove(p.getComponentName()); 10015 if (DEBUG_SHOW_INFO) { 10016 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 10017 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 10018 Log.v(TAG, " Class=" + p.info.name); 10019 } 10020 final int NI = p.intents.size(); 10021 int j; 10022 for (j = 0; j < NI; j++) { 10023 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10024 if (DEBUG_SHOW_INFO) { 10025 Log.v(TAG, " IntentFilter:"); 10026 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10027 } 10028 removeFilter(intent); 10029 } 10030 } 10031 10032 @Override 10033 protected boolean allowFilterResult( 10034 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 10035 ProviderInfo filterPi = filter.provider.info; 10036 for (int i = dest.size() - 1; i >= 0; i--) { 10037 ProviderInfo destPi = dest.get(i).providerInfo; 10038 if (destPi.name == filterPi.name 10039 && destPi.packageName == filterPi.packageName) { 10040 return false; 10041 } 10042 } 10043 return true; 10044 } 10045 10046 @Override 10047 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 10048 return new PackageParser.ProviderIntentInfo[size]; 10049 } 10050 10051 @Override 10052 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 10053 if (!sUserManager.exists(userId)) 10054 return true; 10055 PackageParser.Package p = filter.provider.owner; 10056 if (p != null) { 10057 PackageSetting ps = (PackageSetting) p.mExtras; 10058 if (ps != null) { 10059 // System apps are never considered stopped for purposes of 10060 // filtering, because there may be no way for the user to 10061 // actually re-launch them. 10062 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 10063 && ps.getStopped(userId); 10064 } 10065 } 10066 return false; 10067 } 10068 10069 @Override 10070 protected boolean isPackageForFilter(String packageName, 10071 PackageParser.ProviderIntentInfo info) { 10072 return packageName.equals(info.provider.owner.packageName); 10073 } 10074 10075 @Override 10076 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 10077 int match, int userId) { 10078 if (!sUserManager.exists(userId)) 10079 return null; 10080 final PackageParser.ProviderIntentInfo info = filter; 10081 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 10082 return null; 10083 } 10084 final PackageParser.Provider provider = info.provider; 10085 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 10086 if (ps == null) { 10087 return null; 10088 } 10089 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 10090 ps.readUserState(userId), userId); 10091 if (pi == null) { 10092 return null; 10093 } 10094 final ResolveInfo res = new ResolveInfo(); 10095 res.providerInfo = pi; 10096 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 10097 res.filter = filter; 10098 } 10099 res.priority = info.getPriority(); 10100 res.preferredOrder = provider.owner.mPreferredOrder; 10101 res.match = match; 10102 res.isDefault = info.hasDefault; 10103 res.labelRes = info.labelRes; 10104 res.nonLocalizedLabel = info.nonLocalizedLabel; 10105 res.icon = info.icon; 10106 res.system = res.providerInfo.applicationInfo.isSystemApp(); 10107 return res; 10108 } 10109 10110 @Override 10111 protected void sortResults(List<ResolveInfo> results) { 10112 Collections.sort(results, mResolvePrioritySorter); 10113 } 10114 10115 @Override 10116 protected void dumpFilter(PrintWriter out, String prefix, 10117 PackageParser.ProviderIntentInfo filter) { 10118 out.print(prefix); 10119 out.print( 10120 Integer.toHexString(System.identityHashCode(filter.provider))); 10121 out.print(' '); 10122 filter.provider.printComponentShortName(out); 10123 out.print(" filter "); 10124 out.println(Integer.toHexString(System.identityHashCode(filter))); 10125 } 10126 10127 @Override 10128 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 10129 return filter.provider; 10130 } 10131 10132 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10133 PackageParser.Provider provider = (PackageParser.Provider)label; 10134 out.print(prefix); out.print( 10135 Integer.toHexString(System.identityHashCode(provider))); 10136 out.print(' '); 10137 provider.printComponentShortName(out); 10138 if (count > 1) { 10139 out.print(" ("); out.print(count); out.print(" filters)"); 10140 } 10141 out.println(); 10142 } 10143 10144 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 10145 = new ArrayMap<ComponentName, PackageParser.Provider>(); 10146 private int mFlags; 10147 } 10148 10149 private static final class EphemeralIntentResolver 10150 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 10151 @Override 10152 protected EphemeralResolveIntentInfo[] newArray(int size) { 10153 return new EphemeralResolveIntentInfo[size]; 10154 } 10155 10156 @Override 10157 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 10158 return true; 10159 } 10160 10161 @Override 10162 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 10163 int userId) { 10164 if (!sUserManager.exists(userId)) { 10165 return null; 10166 } 10167 return info.getEphemeralResolveInfo(); 10168 } 10169 } 10170 10171 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 10172 new Comparator<ResolveInfo>() { 10173 public int compare(ResolveInfo r1, ResolveInfo r2) { 10174 int v1 = r1.priority; 10175 int v2 = r2.priority; 10176 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 10177 if (v1 != v2) { 10178 return (v1 > v2) ? -1 : 1; 10179 } 10180 v1 = r1.preferredOrder; 10181 v2 = r2.preferredOrder; 10182 if (v1 != v2) { 10183 return (v1 > v2) ? -1 : 1; 10184 } 10185 if (r1.isDefault != r2.isDefault) { 10186 return r1.isDefault ? -1 : 1; 10187 } 10188 v1 = r1.match; 10189 v2 = r2.match; 10190 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 10191 if (v1 != v2) { 10192 return (v1 > v2) ? -1 : 1; 10193 } 10194 if (r1.system != r2.system) { 10195 return r1.system ? -1 : 1; 10196 } 10197 if (r1.activityInfo != null) { 10198 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 10199 } 10200 if (r1.serviceInfo != null) { 10201 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 10202 } 10203 if (r1.providerInfo != null) { 10204 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 10205 } 10206 return 0; 10207 } 10208 }; 10209 10210 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 10211 new Comparator<ProviderInfo>() { 10212 public int compare(ProviderInfo p1, ProviderInfo p2) { 10213 final int v1 = p1.initOrder; 10214 final int v2 = p2.initOrder; 10215 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 10216 } 10217 }; 10218 10219 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 10220 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 10221 final int[] userIds) { 10222 mHandler.post(new Runnable() { 10223 @Override 10224 public void run() { 10225 try { 10226 final IActivityManager am = ActivityManagerNative.getDefault(); 10227 if (am == null) return; 10228 final int[] resolvedUserIds; 10229 if (userIds == null) { 10230 resolvedUserIds = am.getRunningUserIds(); 10231 } else { 10232 resolvedUserIds = userIds; 10233 } 10234 for (int id : resolvedUserIds) { 10235 final Intent intent = new Intent(action, 10236 pkg != null ? Uri.fromParts("package", pkg, null) : null); 10237 if (extras != null) { 10238 intent.putExtras(extras); 10239 } 10240 if (targetPkg != null) { 10241 intent.setPackage(targetPkg); 10242 } 10243 // Modify the UID when posting to other users 10244 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 10245 if (uid > 0 && UserHandle.getUserId(uid) != id) { 10246 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 10247 intent.putExtra(Intent.EXTRA_UID, uid); 10248 } 10249 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 10250 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 10251 if (DEBUG_BROADCASTS) { 10252 RuntimeException here = new RuntimeException("here"); 10253 here.fillInStackTrace(); 10254 Slog.d(TAG, "Sending to user " + id + ": " 10255 + intent.toShortString(false, true, false, false) 10256 + " " + intent.getExtras(), here); 10257 } 10258 am.broadcastIntent(null, intent, null, finishedReceiver, 10259 0, null, null, null, android.app.AppOpsManager.OP_NONE, 10260 null, finishedReceiver != null, false, id); 10261 } 10262 } catch (RemoteException ex) { 10263 } 10264 } 10265 }); 10266 } 10267 10268 /** 10269 * Check if the external storage media is available. This is true if there 10270 * is a mounted external storage medium or if the external storage is 10271 * emulated. 10272 */ 10273 private boolean isExternalMediaAvailable() { 10274 return mMediaMounted || Environment.isExternalStorageEmulated(); 10275 } 10276 10277 @Override 10278 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 10279 // writer 10280 synchronized (mPackages) { 10281 if (!isExternalMediaAvailable()) { 10282 // If the external storage is no longer mounted at this point, 10283 // the caller may not have been able to delete all of this 10284 // packages files and can not delete any more. Bail. 10285 return null; 10286 } 10287 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 10288 if (lastPackage != null) { 10289 pkgs.remove(lastPackage); 10290 } 10291 if (pkgs.size() > 0) { 10292 return pkgs.get(0); 10293 } 10294 } 10295 return null; 10296 } 10297 10298 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 10299 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 10300 userId, andCode ? 1 : 0, packageName); 10301 if (mSystemReady) { 10302 msg.sendToTarget(); 10303 } else { 10304 if (mPostSystemReadyMessages == null) { 10305 mPostSystemReadyMessages = new ArrayList<>(); 10306 } 10307 mPostSystemReadyMessages.add(msg); 10308 } 10309 } 10310 10311 void startCleaningPackages() { 10312 // reader 10313 synchronized (mPackages) { 10314 if (!isExternalMediaAvailable()) { 10315 return; 10316 } 10317 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 10318 return; 10319 } 10320 } 10321 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 10322 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 10323 IActivityManager am = ActivityManagerNative.getDefault(); 10324 if (am != null) { 10325 try { 10326 am.startService(null, intent, null, mContext.getOpPackageName(), 10327 UserHandle.USER_SYSTEM); 10328 } catch (RemoteException e) { 10329 } 10330 } 10331 } 10332 10333 @Override 10334 public void installPackage(String originPath, IPackageInstallObserver2 observer, 10335 int installFlags, String installerPackageName, VerificationParams verificationParams, 10336 String packageAbiOverride) { 10337 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 10338 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 10339 } 10340 10341 @Override 10342 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 10343 int installFlags, String installerPackageName, VerificationParams verificationParams, 10344 String packageAbiOverride, int userId) { 10345 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 10346 10347 final int callingUid = Binder.getCallingUid(); 10348 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 10349 10350 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10351 try { 10352 if (observer != null) { 10353 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 10354 } 10355 } catch (RemoteException re) { 10356 } 10357 return; 10358 } 10359 10360 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 10361 installFlags |= PackageManager.INSTALL_FROM_ADB; 10362 10363 } else { 10364 // Caller holds INSTALL_PACKAGES permission, so we're less strict 10365 // about installerPackageName. 10366 10367 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 10368 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 10369 } 10370 10371 UserHandle user; 10372 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 10373 user = UserHandle.ALL; 10374 } else { 10375 user = new UserHandle(userId); 10376 } 10377 10378 // Only system components can circumvent runtime permissions when installing. 10379 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 10380 && mContext.checkCallingOrSelfPermission(Manifest.permission 10381 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 10382 throw new SecurityException("You need the " 10383 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 10384 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 10385 } 10386 10387 verificationParams.setInstallerUid(callingUid); 10388 10389 final File originFile = new File(originPath); 10390 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10391 10392 final Message msg = mHandler.obtainMessage(INIT_COPY); 10393 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10394 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10395 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10396 msg.obj = params; 10397 10398 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10399 System.identityHashCode(msg.obj)); 10400 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10401 System.identityHashCode(msg.obj)); 10402 10403 mHandler.sendMessage(msg); 10404 } 10405 10406 void installStage(String packageName, File stagedDir, String stagedCid, 10407 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10408 String installerPackageName, int installerUid, UserHandle user) { 10409 if (DEBUG_EPHEMERAL) { 10410 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10411 Slog.d(TAG, "Ephemeral install of " + packageName); 10412 } 10413 } 10414 final VerificationParams verifParams = new VerificationParams( 10415 null, sessionParams.originatingUri, sessionParams.referrerUri, 10416 sessionParams.originatingUid); 10417 verifParams.setInstallerUid(installerUid); 10418 10419 final OriginInfo origin; 10420 if (stagedDir != null) { 10421 origin = OriginInfo.fromStagedFile(stagedDir); 10422 } else { 10423 origin = OriginInfo.fromStagedContainer(stagedCid); 10424 } 10425 10426 final Message msg = mHandler.obtainMessage(INIT_COPY); 10427 final InstallParams params = new InstallParams(origin, null, observer, 10428 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10429 verifParams, user, sessionParams.abiOverride, 10430 sessionParams.grantedRuntimePermissions); 10431 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10432 msg.obj = params; 10433 10434 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10435 System.identityHashCode(msg.obj)); 10436 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10437 System.identityHashCode(msg.obj)); 10438 10439 mHandler.sendMessage(msg); 10440 } 10441 10442 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10443 Bundle extras = new Bundle(1); 10444 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10445 10446 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10447 packageName, extras, 0, null, null, new int[] {userId}); 10448 try { 10449 IActivityManager am = ActivityManagerNative.getDefault(); 10450 final boolean isSystem = 10451 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10452 if (isSystem && am.isUserRunning(userId, 0)) { 10453 // The just-installed/enabled app is bundled on the system, so presumed 10454 // to be able to run automatically without needing an explicit launch. 10455 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10456 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10457 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10458 .setPackage(packageName); 10459 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10460 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10461 } 10462 } catch (RemoteException e) { 10463 // shouldn't happen 10464 Slog.w(TAG, "Unable to bootstrap installed package", e); 10465 } 10466 } 10467 10468 @Override 10469 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10470 int userId) { 10471 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10472 PackageSetting pkgSetting; 10473 final int uid = Binder.getCallingUid(); 10474 enforceCrossUserPermission(uid, userId, true, true, 10475 "setApplicationHiddenSetting for user " + userId); 10476 10477 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10478 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10479 return false; 10480 } 10481 10482 long callingId = Binder.clearCallingIdentity(); 10483 try { 10484 boolean sendAdded = false; 10485 boolean sendRemoved = false; 10486 // writer 10487 synchronized (mPackages) { 10488 pkgSetting = mSettings.mPackages.get(packageName); 10489 if (pkgSetting == null) { 10490 return false; 10491 } 10492 if (pkgSetting.getHidden(userId) != hidden) { 10493 pkgSetting.setHidden(hidden, userId); 10494 mSettings.writePackageRestrictionsLPr(userId); 10495 if (hidden) { 10496 sendRemoved = true; 10497 } else { 10498 sendAdded = true; 10499 } 10500 } 10501 } 10502 if (sendAdded) { 10503 sendPackageAddedForUser(packageName, pkgSetting, userId); 10504 return true; 10505 } 10506 if (sendRemoved) { 10507 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10508 "hiding pkg"); 10509 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10510 return true; 10511 } 10512 } finally { 10513 Binder.restoreCallingIdentity(callingId); 10514 } 10515 return false; 10516 } 10517 10518 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10519 int userId) { 10520 final PackageRemovedInfo info = new PackageRemovedInfo(); 10521 info.removedPackage = packageName; 10522 info.removedUsers = new int[] {userId}; 10523 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10524 info.sendBroadcast(false, false, false); 10525 } 10526 10527 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 10528 if (pkgList.length > 0) { 10529 Bundle extras = new Bundle(1); 10530 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 10531 10532 sendPackageBroadcast( 10533 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 10534 : Intent.ACTION_PACKAGES_UNSUSPENDED, 10535 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 10536 new int[] {userId}); 10537 } 10538 } 10539 10540 /** 10541 * Returns true if application is not found or there was an error. Otherwise it returns 10542 * the hidden state of the package for the given user. 10543 */ 10544 @Override 10545 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10546 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10547 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10548 false, "getApplicationHidden for user " + userId); 10549 PackageSetting pkgSetting; 10550 long callingId = Binder.clearCallingIdentity(); 10551 try { 10552 // writer 10553 synchronized (mPackages) { 10554 pkgSetting = mSettings.mPackages.get(packageName); 10555 if (pkgSetting == null) { 10556 return true; 10557 } 10558 return pkgSetting.getHidden(userId); 10559 } 10560 } finally { 10561 Binder.restoreCallingIdentity(callingId); 10562 } 10563 } 10564 10565 /** 10566 * @hide 10567 */ 10568 @Override 10569 public int installExistingPackageAsUser(String packageName, int userId) { 10570 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10571 null); 10572 PackageSetting pkgSetting; 10573 final int uid = Binder.getCallingUid(); 10574 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10575 + userId); 10576 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10577 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10578 } 10579 10580 long callingId = Binder.clearCallingIdentity(); 10581 try { 10582 boolean installed = false; 10583 10584 // writer 10585 synchronized (mPackages) { 10586 pkgSetting = mSettings.mPackages.get(packageName); 10587 if (pkgSetting == null) { 10588 return PackageManager.INSTALL_FAILED_INVALID_URI; 10589 } 10590 if (!pkgSetting.getInstalled(userId)) { 10591 pkgSetting.setInstalled(true, userId); 10592 pkgSetting.setHidden(false, userId); 10593 mSettings.writePackageRestrictionsLPr(userId); 10594 if (pkgSetting.pkg != null) { 10595 prepareAppDataAfterInstall(pkgSetting.pkg); 10596 } 10597 installed = true; 10598 } 10599 } 10600 10601 if (installed) { 10602 sendPackageAddedForUser(packageName, pkgSetting, userId); 10603 } 10604 } finally { 10605 Binder.restoreCallingIdentity(callingId); 10606 } 10607 10608 return PackageManager.INSTALL_SUCCEEDED; 10609 } 10610 10611 boolean isUserRestricted(int userId, String restrictionKey) { 10612 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10613 if (restrictions.getBoolean(restrictionKey, false)) { 10614 Log.w(TAG, "User is restricted: " + restrictionKey); 10615 return true; 10616 } 10617 return false; 10618 } 10619 10620 @Override 10621 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10622 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10623 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10624 "setPackageSuspended for user " + userId); 10625 10626 // TODO: investigate and add more restrictions for suspending crucial packages. 10627 if (isPackageDeviceAdmin(packageName, userId)) { 10628 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10629 + "\": has active device admin"); 10630 return false; 10631 } 10632 10633 long callingId = Binder.clearCallingIdentity(); 10634 try { 10635 boolean changed = false; 10636 boolean success = false; 10637 int appId = -1; 10638 synchronized (mPackages) { 10639 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10640 if (pkgSetting != null) { 10641 if (pkgSetting.getSuspended(userId) != suspended) { 10642 pkgSetting.setSuspended(suspended, userId); 10643 mSettings.writePackageRestrictionsLPr(userId); 10644 appId = pkgSetting.appId; 10645 changed = true; 10646 } 10647 success = true; 10648 } 10649 } 10650 10651 if (changed) { 10652 sendPackagesSuspendedForUser(new String[]{packageName}, userId, suspended); 10653 if (suspended) { 10654 killApplication(packageName, UserHandle.getUid(userId, appId), 10655 "suspending package"); 10656 } 10657 } 10658 return success; 10659 } finally { 10660 Binder.restoreCallingIdentity(callingId); 10661 } 10662 } 10663 10664 @Override 10665 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10666 mContext.enforceCallingOrSelfPermission( 10667 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10668 "Only package verification agents can verify applications"); 10669 10670 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10671 final PackageVerificationResponse response = new PackageVerificationResponse( 10672 verificationCode, Binder.getCallingUid()); 10673 msg.arg1 = id; 10674 msg.obj = response; 10675 mHandler.sendMessage(msg); 10676 } 10677 10678 @Override 10679 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10680 long millisecondsToDelay) { 10681 mContext.enforceCallingOrSelfPermission( 10682 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10683 "Only package verification agents can extend verification timeouts"); 10684 10685 final PackageVerificationState state = mPendingVerification.get(id); 10686 final PackageVerificationResponse response = new PackageVerificationResponse( 10687 verificationCodeAtTimeout, Binder.getCallingUid()); 10688 10689 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10690 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10691 } 10692 if (millisecondsToDelay < 0) { 10693 millisecondsToDelay = 0; 10694 } 10695 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10696 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10697 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10698 } 10699 10700 if ((state != null) && !state.timeoutExtended()) { 10701 state.extendTimeout(); 10702 10703 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10704 msg.arg1 = id; 10705 msg.obj = response; 10706 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10707 } 10708 } 10709 10710 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10711 int verificationCode, UserHandle user) { 10712 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10713 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10714 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10715 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10716 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10717 10718 mContext.sendBroadcastAsUser(intent, user, 10719 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10720 } 10721 10722 private ComponentName matchComponentForVerifier(String packageName, 10723 List<ResolveInfo> receivers) { 10724 ActivityInfo targetReceiver = null; 10725 10726 final int NR = receivers.size(); 10727 for (int i = 0; i < NR; i++) { 10728 final ResolveInfo info = receivers.get(i); 10729 if (info.activityInfo == null) { 10730 continue; 10731 } 10732 10733 if (packageName.equals(info.activityInfo.packageName)) { 10734 targetReceiver = info.activityInfo; 10735 break; 10736 } 10737 } 10738 10739 if (targetReceiver == null) { 10740 return null; 10741 } 10742 10743 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10744 } 10745 10746 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10747 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10748 if (pkgInfo.verifiers.length == 0) { 10749 return null; 10750 } 10751 10752 final int N = pkgInfo.verifiers.length; 10753 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10754 for (int i = 0; i < N; i++) { 10755 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10756 10757 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10758 receivers); 10759 if (comp == null) { 10760 continue; 10761 } 10762 10763 final int verifierUid = getUidForVerifier(verifierInfo); 10764 if (verifierUid == -1) { 10765 continue; 10766 } 10767 10768 if (DEBUG_VERIFY) { 10769 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10770 + " with the correct signature"); 10771 } 10772 sufficientVerifiers.add(comp); 10773 verificationState.addSufficientVerifier(verifierUid); 10774 } 10775 10776 return sufficientVerifiers; 10777 } 10778 10779 private int getUidForVerifier(VerifierInfo verifierInfo) { 10780 synchronized (mPackages) { 10781 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10782 if (pkg == null) { 10783 return -1; 10784 } else if (pkg.mSignatures.length != 1) { 10785 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10786 + " has more than one signature; ignoring"); 10787 return -1; 10788 } 10789 10790 /* 10791 * If the public key of the package's signature does not match 10792 * our expected public key, then this is a different package and 10793 * we should skip. 10794 */ 10795 10796 final byte[] expectedPublicKey; 10797 try { 10798 final Signature verifierSig = pkg.mSignatures[0]; 10799 final PublicKey publicKey = verifierSig.getPublicKey(); 10800 expectedPublicKey = publicKey.getEncoded(); 10801 } catch (CertificateException e) { 10802 return -1; 10803 } 10804 10805 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10806 10807 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10808 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10809 + " does not have the expected public key; ignoring"); 10810 return -1; 10811 } 10812 10813 return pkg.applicationInfo.uid; 10814 } 10815 } 10816 10817 @Override 10818 public void finishPackageInstall(int token) { 10819 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10820 10821 if (DEBUG_INSTALL) { 10822 Slog.v(TAG, "BM finishing package install for " + token); 10823 } 10824 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10825 10826 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10827 mHandler.sendMessage(msg); 10828 } 10829 10830 /** 10831 * Get the verification agent timeout. 10832 * 10833 * @return verification timeout in milliseconds 10834 */ 10835 private long getVerificationTimeout() { 10836 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10837 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10838 DEFAULT_VERIFICATION_TIMEOUT); 10839 } 10840 10841 /** 10842 * Get the default verification agent response code. 10843 * 10844 * @return default verification response code 10845 */ 10846 private int getDefaultVerificationResponse() { 10847 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10848 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10849 DEFAULT_VERIFICATION_RESPONSE); 10850 } 10851 10852 /** 10853 * Check whether or not package verification has been enabled. 10854 * 10855 * @return true if verification should be performed 10856 */ 10857 private boolean isVerificationEnabled(int userId, int installFlags) { 10858 if (!DEFAULT_VERIFY_ENABLE) { 10859 return false; 10860 } 10861 // Ephemeral apps don't get the full verification treatment 10862 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10863 if (DEBUG_EPHEMERAL) { 10864 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10865 } 10866 return false; 10867 } 10868 10869 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10870 10871 // Check if installing from ADB 10872 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10873 // Do not run verification in a test harness environment 10874 if (ActivityManager.isRunningInTestHarness()) { 10875 return false; 10876 } 10877 if (ensureVerifyAppsEnabled) { 10878 return true; 10879 } 10880 // Check if the developer does not want package verification for ADB installs 10881 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10882 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10883 return false; 10884 } 10885 } 10886 10887 if (ensureVerifyAppsEnabled) { 10888 return true; 10889 } 10890 10891 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10892 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10893 } 10894 10895 @Override 10896 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10897 throws RemoteException { 10898 mContext.enforceCallingOrSelfPermission( 10899 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10900 "Only intentfilter verification agents can verify applications"); 10901 10902 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10903 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10904 Binder.getCallingUid(), verificationCode, failedDomains); 10905 msg.arg1 = id; 10906 msg.obj = response; 10907 mHandler.sendMessage(msg); 10908 } 10909 10910 @Override 10911 public int getIntentVerificationStatus(String packageName, int userId) { 10912 synchronized (mPackages) { 10913 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10914 } 10915 } 10916 10917 @Override 10918 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10919 mContext.enforceCallingOrSelfPermission( 10920 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10921 10922 boolean result = false; 10923 synchronized (mPackages) { 10924 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10925 } 10926 if (result) { 10927 scheduleWritePackageRestrictionsLocked(userId); 10928 } 10929 return result; 10930 } 10931 10932 @Override 10933 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10934 synchronized (mPackages) { 10935 return mSettings.getIntentFilterVerificationsLPr(packageName); 10936 } 10937 } 10938 10939 @Override 10940 public List<IntentFilter> getAllIntentFilters(String packageName) { 10941 if (TextUtils.isEmpty(packageName)) { 10942 return Collections.<IntentFilter>emptyList(); 10943 } 10944 synchronized (mPackages) { 10945 PackageParser.Package pkg = mPackages.get(packageName); 10946 if (pkg == null || pkg.activities == null) { 10947 return Collections.<IntentFilter>emptyList(); 10948 } 10949 final int count = pkg.activities.size(); 10950 ArrayList<IntentFilter> result = new ArrayList<>(); 10951 for (int n=0; n<count; n++) { 10952 PackageParser.Activity activity = pkg.activities.get(n); 10953 if (activity.intents != null && activity.intents.size() > 0) { 10954 result.addAll(activity.intents); 10955 } 10956 } 10957 return result; 10958 } 10959 } 10960 10961 @Override 10962 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10963 mContext.enforceCallingOrSelfPermission( 10964 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10965 10966 synchronized (mPackages) { 10967 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10968 if (packageName != null) { 10969 result |= updateIntentVerificationStatus(packageName, 10970 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10971 userId); 10972 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10973 packageName, userId); 10974 } 10975 return result; 10976 } 10977 } 10978 10979 @Override 10980 public String getDefaultBrowserPackageName(int userId) { 10981 synchronized (mPackages) { 10982 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10983 } 10984 } 10985 10986 /** 10987 * Get the "allow unknown sources" setting. 10988 * 10989 * @return the current "allow unknown sources" setting 10990 */ 10991 private int getUnknownSourcesSettings() { 10992 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10993 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10994 -1); 10995 } 10996 10997 @Override 10998 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10999 final int uid = Binder.getCallingUid(); 11000 // writer 11001 synchronized (mPackages) { 11002 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 11003 if (targetPackageSetting == null) { 11004 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 11005 } 11006 11007 PackageSetting installerPackageSetting; 11008 if (installerPackageName != null) { 11009 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 11010 if (installerPackageSetting == null) { 11011 throw new IllegalArgumentException("Unknown installer package: " 11012 + installerPackageName); 11013 } 11014 } else { 11015 installerPackageSetting = null; 11016 } 11017 11018 Signature[] callerSignature; 11019 Object obj = mSettings.getUserIdLPr(uid); 11020 if (obj != null) { 11021 if (obj instanceof SharedUserSetting) { 11022 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 11023 } else if (obj instanceof PackageSetting) { 11024 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 11025 } else { 11026 throw new SecurityException("Bad object " + obj + " for uid " + uid); 11027 } 11028 } else { 11029 throw new SecurityException("Unknown calling UID: " + uid); 11030 } 11031 11032 // Verify: can't set installerPackageName to a package that is 11033 // not signed with the same cert as the caller. 11034 if (installerPackageSetting != null) { 11035 if (compareSignatures(callerSignature, 11036 installerPackageSetting.signatures.mSignatures) 11037 != PackageManager.SIGNATURE_MATCH) { 11038 throw new SecurityException( 11039 "Caller does not have same cert as new installer package " 11040 + installerPackageName); 11041 } 11042 } 11043 11044 // Verify: if target already has an installer package, it must 11045 // be signed with the same cert as the caller. 11046 if (targetPackageSetting.installerPackageName != null) { 11047 PackageSetting setting = mSettings.mPackages.get( 11048 targetPackageSetting.installerPackageName); 11049 // If the currently set package isn't valid, then it's always 11050 // okay to change it. 11051 if (setting != null) { 11052 if (compareSignatures(callerSignature, 11053 setting.signatures.mSignatures) 11054 != PackageManager.SIGNATURE_MATCH) { 11055 throw new SecurityException( 11056 "Caller does not have same cert as old installer package " 11057 + targetPackageSetting.installerPackageName); 11058 } 11059 } 11060 } 11061 11062 // Okay! 11063 targetPackageSetting.installerPackageName = installerPackageName; 11064 scheduleWriteSettingsLocked(); 11065 } 11066 } 11067 11068 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 11069 // Queue up an async operation since the package installation may take a little while. 11070 mHandler.post(new Runnable() { 11071 public void run() { 11072 mHandler.removeCallbacks(this); 11073 // Result object to be returned 11074 PackageInstalledInfo res = new PackageInstalledInfo(); 11075 res.returnCode = currentStatus; 11076 res.uid = -1; 11077 res.pkg = null; 11078 res.removedInfo = new PackageRemovedInfo(); 11079 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11080 args.doPreInstall(res.returnCode); 11081 synchronized (mInstallLock) { 11082 installPackageTracedLI(args, res); 11083 } 11084 args.doPostInstall(res.returnCode, res.uid); 11085 } 11086 11087 // A restore should be performed at this point if (a) the install 11088 // succeeded, (b) the operation is not an update, and (c) the new 11089 // package has not opted out of backup participation. 11090 final boolean update = res.removedInfo.removedPackage != null; 11091 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 11092 boolean doRestore = !update 11093 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 11094 11095 // Set up the post-install work request bookkeeping. This will be used 11096 // and cleaned up by the post-install event handling regardless of whether 11097 // there's a restore pass performed. Token values are >= 1. 11098 int token; 11099 if (mNextInstallToken < 0) mNextInstallToken = 1; 11100 token = mNextInstallToken++; 11101 11102 PostInstallData data = new PostInstallData(args, res); 11103 mRunningInstalls.put(token, data); 11104 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 11105 11106 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 11107 // Pass responsibility to the Backup Manager. It will perform a 11108 // restore if appropriate, then pass responsibility back to the 11109 // Package Manager to run the post-install observer callbacks 11110 // and broadcasts. 11111 IBackupManager bm = IBackupManager.Stub.asInterface( 11112 ServiceManager.getService(Context.BACKUP_SERVICE)); 11113 if (bm != null) { 11114 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 11115 + " to BM for possible restore"); 11116 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 11117 try { 11118 // TODO: http://b/22388012 11119 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 11120 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 11121 } else { 11122 doRestore = false; 11123 } 11124 } catch (RemoteException e) { 11125 // can't happen; the backup manager is local 11126 } catch (Exception e) { 11127 Slog.e(TAG, "Exception trying to enqueue restore", e); 11128 doRestore = false; 11129 } 11130 } else { 11131 Slog.e(TAG, "Backup Manager not found!"); 11132 doRestore = false; 11133 } 11134 } 11135 11136 if (!doRestore) { 11137 // No restore possible, or the Backup Manager was mysteriously not 11138 // available -- just fire the post-install work request directly. 11139 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 11140 11141 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 11142 11143 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 11144 mHandler.sendMessage(msg); 11145 } 11146 } 11147 }); 11148 } 11149 11150 private abstract class HandlerParams { 11151 private static final int MAX_RETRIES = 4; 11152 11153 /** 11154 * Number of times startCopy() has been attempted and had a non-fatal 11155 * error. 11156 */ 11157 private int mRetries = 0; 11158 11159 /** User handle for the user requesting the information or installation. */ 11160 private final UserHandle mUser; 11161 String traceMethod; 11162 int traceCookie; 11163 11164 HandlerParams(UserHandle user) { 11165 mUser = user; 11166 } 11167 11168 UserHandle getUser() { 11169 return mUser; 11170 } 11171 11172 HandlerParams setTraceMethod(String traceMethod) { 11173 this.traceMethod = traceMethod; 11174 return this; 11175 } 11176 11177 HandlerParams setTraceCookie(int traceCookie) { 11178 this.traceCookie = traceCookie; 11179 return this; 11180 } 11181 11182 final boolean startCopy() { 11183 boolean res; 11184 try { 11185 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 11186 11187 if (++mRetries > MAX_RETRIES) { 11188 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 11189 mHandler.sendEmptyMessage(MCS_GIVE_UP); 11190 handleServiceError(); 11191 return false; 11192 } else { 11193 handleStartCopy(); 11194 res = true; 11195 } 11196 } catch (RemoteException e) { 11197 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 11198 mHandler.sendEmptyMessage(MCS_RECONNECT); 11199 res = false; 11200 } 11201 handleReturnCode(); 11202 return res; 11203 } 11204 11205 final void serviceError() { 11206 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 11207 handleServiceError(); 11208 handleReturnCode(); 11209 } 11210 11211 abstract void handleStartCopy() throws RemoteException; 11212 abstract void handleServiceError(); 11213 abstract void handleReturnCode(); 11214 } 11215 11216 class MeasureParams extends HandlerParams { 11217 private final PackageStats mStats; 11218 private boolean mSuccess; 11219 11220 private final IPackageStatsObserver mObserver; 11221 11222 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 11223 super(new UserHandle(stats.userHandle)); 11224 mObserver = observer; 11225 mStats = stats; 11226 } 11227 11228 @Override 11229 public String toString() { 11230 return "MeasureParams{" 11231 + Integer.toHexString(System.identityHashCode(this)) 11232 + " " + mStats.packageName + "}"; 11233 } 11234 11235 @Override 11236 void handleStartCopy() throws RemoteException { 11237 synchronized (mInstallLock) { 11238 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 11239 } 11240 11241 if (mSuccess) { 11242 final boolean mounted; 11243 if (Environment.isExternalStorageEmulated()) { 11244 mounted = true; 11245 } else { 11246 final String status = Environment.getExternalStorageState(); 11247 mounted = (Environment.MEDIA_MOUNTED.equals(status) 11248 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 11249 } 11250 11251 if (mounted) { 11252 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 11253 11254 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 11255 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 11256 11257 mStats.externalDataSize = calculateDirectorySize(mContainerService, 11258 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 11259 11260 // Always subtract cache size, since it's a subdirectory 11261 mStats.externalDataSize -= mStats.externalCacheSize; 11262 11263 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 11264 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 11265 11266 mStats.externalObbSize = calculateDirectorySize(mContainerService, 11267 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 11268 } 11269 } 11270 } 11271 11272 @Override 11273 void handleReturnCode() { 11274 if (mObserver != null) { 11275 try { 11276 mObserver.onGetStatsCompleted(mStats, mSuccess); 11277 } catch (RemoteException e) { 11278 Slog.i(TAG, "Observer no longer exists."); 11279 } 11280 } 11281 } 11282 11283 @Override 11284 void handleServiceError() { 11285 Slog.e(TAG, "Could not measure application " + mStats.packageName 11286 + " external storage"); 11287 } 11288 } 11289 11290 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 11291 throws RemoteException { 11292 long result = 0; 11293 for (File path : paths) { 11294 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 11295 } 11296 return result; 11297 } 11298 11299 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 11300 for (File path : paths) { 11301 try { 11302 mcs.clearDirectory(path.getAbsolutePath()); 11303 } catch (RemoteException e) { 11304 } 11305 } 11306 } 11307 11308 static class OriginInfo { 11309 /** 11310 * Location where install is coming from, before it has been 11311 * copied/renamed into place. This could be a single monolithic APK 11312 * file, or a cluster directory. This location may be untrusted. 11313 */ 11314 final File file; 11315 final String cid; 11316 11317 /** 11318 * Flag indicating that {@link #file} or {@link #cid} has already been 11319 * staged, meaning downstream users don't need to defensively copy the 11320 * contents. 11321 */ 11322 final boolean staged; 11323 11324 /** 11325 * Flag indicating that {@link #file} or {@link #cid} is an already 11326 * installed app that is being moved. 11327 */ 11328 final boolean existing; 11329 11330 final String resolvedPath; 11331 final File resolvedFile; 11332 11333 static OriginInfo fromNothing() { 11334 return new OriginInfo(null, null, false, false); 11335 } 11336 11337 static OriginInfo fromUntrustedFile(File file) { 11338 return new OriginInfo(file, null, false, false); 11339 } 11340 11341 static OriginInfo fromExistingFile(File file) { 11342 return new OriginInfo(file, null, false, true); 11343 } 11344 11345 static OriginInfo fromStagedFile(File file) { 11346 return new OriginInfo(file, null, true, false); 11347 } 11348 11349 static OriginInfo fromStagedContainer(String cid) { 11350 return new OriginInfo(null, cid, true, false); 11351 } 11352 11353 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 11354 this.file = file; 11355 this.cid = cid; 11356 this.staged = staged; 11357 this.existing = existing; 11358 11359 if (cid != null) { 11360 resolvedPath = PackageHelper.getSdDir(cid); 11361 resolvedFile = new File(resolvedPath); 11362 } else if (file != null) { 11363 resolvedPath = file.getAbsolutePath(); 11364 resolvedFile = file; 11365 } else { 11366 resolvedPath = null; 11367 resolvedFile = null; 11368 } 11369 } 11370 } 11371 11372 static class MoveInfo { 11373 final int moveId; 11374 final String fromUuid; 11375 final String toUuid; 11376 final String packageName; 11377 final String dataAppName; 11378 final int appId; 11379 final String seinfo; 11380 final int targetSdkVersion; 11381 11382 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 11383 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 11384 this.moveId = moveId; 11385 this.fromUuid = fromUuid; 11386 this.toUuid = toUuid; 11387 this.packageName = packageName; 11388 this.dataAppName = dataAppName; 11389 this.appId = appId; 11390 this.seinfo = seinfo; 11391 this.targetSdkVersion = targetSdkVersion; 11392 } 11393 } 11394 11395 class InstallParams extends HandlerParams { 11396 final OriginInfo origin; 11397 final MoveInfo move; 11398 final IPackageInstallObserver2 observer; 11399 int installFlags; 11400 final String installerPackageName; 11401 final String volumeUuid; 11402 final VerificationParams verificationParams; 11403 private InstallArgs mArgs; 11404 private int mRet; 11405 final String packageAbiOverride; 11406 final String[] grantedRuntimePermissions; 11407 11408 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11409 int installFlags, String installerPackageName, String volumeUuid, 11410 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 11411 String[] grantedPermissions) { 11412 super(user); 11413 this.origin = origin; 11414 this.move = move; 11415 this.observer = observer; 11416 this.installFlags = installFlags; 11417 this.installerPackageName = installerPackageName; 11418 this.volumeUuid = volumeUuid; 11419 this.verificationParams = verificationParams; 11420 this.packageAbiOverride = packageAbiOverride; 11421 this.grantedRuntimePermissions = grantedPermissions; 11422 } 11423 11424 @Override 11425 public String toString() { 11426 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11427 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11428 } 11429 11430 private int installLocationPolicy(PackageInfoLite pkgLite) { 11431 String packageName = pkgLite.packageName; 11432 int installLocation = pkgLite.installLocation; 11433 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11434 // reader 11435 synchronized (mPackages) { 11436 PackageParser.Package pkg = mPackages.get(packageName); 11437 if (pkg != null) { 11438 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11439 // Check for downgrading. 11440 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11441 try { 11442 checkDowngrade(pkg, pkgLite); 11443 } catch (PackageManagerException e) { 11444 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11445 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11446 } 11447 } 11448 // Check for updated system application. 11449 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11450 if (onSd) { 11451 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11452 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11453 } 11454 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11455 } else { 11456 if (onSd) { 11457 // Install flag overrides everything. 11458 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11459 } 11460 // If current upgrade specifies particular preference 11461 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11462 // Application explicitly specified internal. 11463 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11464 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11465 // App explictly prefers external. Let policy decide 11466 } else { 11467 // Prefer previous location 11468 if (isExternal(pkg)) { 11469 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11470 } 11471 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11472 } 11473 } 11474 } else { 11475 // Invalid install. Return error code 11476 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11477 } 11478 } 11479 } 11480 // All the special cases have been taken care of. 11481 // Return result based on recommended install location. 11482 if (onSd) { 11483 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11484 } 11485 return pkgLite.recommendedInstallLocation; 11486 } 11487 11488 /* 11489 * Invoke remote method to get package information and install 11490 * location values. Override install location based on default 11491 * policy if needed and then create install arguments based 11492 * on the install location. 11493 */ 11494 public void handleStartCopy() throws RemoteException { 11495 int ret = PackageManager.INSTALL_SUCCEEDED; 11496 11497 // If we're already staged, we've firmly committed to an install location 11498 if (origin.staged) { 11499 if (origin.file != null) { 11500 installFlags |= PackageManager.INSTALL_INTERNAL; 11501 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11502 } else if (origin.cid != null) { 11503 installFlags |= PackageManager.INSTALL_EXTERNAL; 11504 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11505 } else { 11506 throw new IllegalStateException("Invalid stage location"); 11507 } 11508 } 11509 11510 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11511 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11512 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11513 PackageInfoLite pkgLite = null; 11514 11515 if (onInt && onSd) { 11516 // Check if both bits are set. 11517 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11518 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11519 } else if (onSd && ephemeral) { 11520 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11521 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11522 } else { 11523 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11524 packageAbiOverride); 11525 11526 if (DEBUG_EPHEMERAL && ephemeral) { 11527 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11528 } 11529 11530 /* 11531 * If we have too little free space, try to free cache 11532 * before giving up. 11533 */ 11534 if (!origin.staged && pkgLite.recommendedInstallLocation 11535 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11536 // TODO: focus freeing disk space on the target device 11537 final StorageManager storage = StorageManager.from(mContext); 11538 final long lowThreshold = storage.getStorageLowBytes( 11539 Environment.getDataDirectory()); 11540 11541 final long sizeBytes = mContainerService.calculateInstalledSize( 11542 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11543 11544 try { 11545 mInstaller.freeCache(null, sizeBytes + lowThreshold); 11546 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11547 installFlags, packageAbiOverride); 11548 } catch (InstallerException e) { 11549 Slog.w(TAG, "Failed to free cache", e); 11550 } 11551 11552 /* 11553 * The cache free must have deleted the file we 11554 * downloaded to install. 11555 * 11556 * TODO: fix the "freeCache" call to not delete 11557 * the file we care about. 11558 */ 11559 if (pkgLite.recommendedInstallLocation 11560 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11561 pkgLite.recommendedInstallLocation 11562 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11563 } 11564 } 11565 } 11566 11567 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11568 int loc = pkgLite.recommendedInstallLocation; 11569 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11570 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11571 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11572 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11573 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11574 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11575 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11576 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11577 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11578 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11579 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11580 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11581 } else { 11582 // Override with defaults if needed. 11583 loc = installLocationPolicy(pkgLite); 11584 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11585 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11586 } else if (!onSd && !onInt) { 11587 // Override install location with flags 11588 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11589 // Set the flag to install on external media. 11590 installFlags |= PackageManager.INSTALL_EXTERNAL; 11591 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11592 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11593 if (DEBUG_EPHEMERAL) { 11594 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11595 } 11596 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11597 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11598 |PackageManager.INSTALL_INTERNAL); 11599 } else { 11600 // Make sure the flag for installing on external 11601 // media is unset 11602 installFlags |= PackageManager.INSTALL_INTERNAL; 11603 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11604 } 11605 } 11606 } 11607 } 11608 11609 final InstallArgs args = createInstallArgs(this); 11610 mArgs = args; 11611 11612 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11613 // TODO: http://b/22976637 11614 // Apps installed for "all" users use the device owner to verify the app 11615 UserHandle verifierUser = getUser(); 11616 if (verifierUser == UserHandle.ALL) { 11617 verifierUser = UserHandle.SYSTEM; 11618 } 11619 11620 /* 11621 * Determine if we have any installed package verifiers. If we 11622 * do, then we'll defer to them to verify the packages. 11623 */ 11624 final int requiredUid = mRequiredVerifierPackage == null ? -1 11625 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 11626 verifierUser.getIdentifier()); 11627 if (!origin.existing && requiredUid != -1 11628 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11629 final Intent verification = new Intent( 11630 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11631 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11632 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11633 PACKAGE_MIME_TYPE); 11634 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11635 11636 // Query all live verifiers based on current user state 11637 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11638 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11639 11640 if (DEBUG_VERIFY) { 11641 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11642 + verification.toString() + " with " + pkgLite.verifiers.length 11643 + " optional verifiers"); 11644 } 11645 11646 final int verificationId = mPendingVerificationToken++; 11647 11648 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11649 11650 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11651 installerPackageName); 11652 11653 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11654 installFlags); 11655 11656 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11657 pkgLite.packageName); 11658 11659 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11660 pkgLite.versionCode); 11661 11662 if (verificationParams != null) { 11663 if (verificationParams.getVerificationURI() != null) { 11664 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11665 verificationParams.getVerificationURI()); 11666 } 11667 if (verificationParams.getOriginatingURI() != null) { 11668 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11669 verificationParams.getOriginatingURI()); 11670 } 11671 if (verificationParams.getReferrer() != null) { 11672 verification.putExtra(Intent.EXTRA_REFERRER, 11673 verificationParams.getReferrer()); 11674 } 11675 if (verificationParams.getOriginatingUid() >= 0) { 11676 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11677 verificationParams.getOriginatingUid()); 11678 } 11679 if (verificationParams.getInstallerUid() >= 0) { 11680 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11681 verificationParams.getInstallerUid()); 11682 } 11683 } 11684 11685 final PackageVerificationState verificationState = new PackageVerificationState( 11686 requiredUid, args); 11687 11688 mPendingVerification.append(verificationId, verificationState); 11689 11690 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11691 receivers, verificationState); 11692 11693 /* 11694 * If any sufficient verifiers were listed in the package 11695 * manifest, attempt to ask them. 11696 */ 11697 if (sufficientVerifiers != null) { 11698 final int N = sufficientVerifiers.size(); 11699 if (N == 0) { 11700 Slog.i(TAG, "Additional verifiers required, but none installed."); 11701 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11702 } else { 11703 for (int i = 0; i < N; i++) { 11704 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11705 11706 final Intent sufficientIntent = new Intent(verification); 11707 sufficientIntent.setComponent(verifierComponent); 11708 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11709 } 11710 } 11711 } 11712 11713 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11714 mRequiredVerifierPackage, receivers); 11715 if (ret == PackageManager.INSTALL_SUCCEEDED 11716 && mRequiredVerifierPackage != null) { 11717 Trace.asyncTraceBegin( 11718 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11719 /* 11720 * Send the intent to the required verification agent, 11721 * but only start the verification timeout after the 11722 * target BroadcastReceivers have run. 11723 */ 11724 verification.setComponent(requiredVerifierComponent); 11725 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11726 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11727 new BroadcastReceiver() { 11728 @Override 11729 public void onReceive(Context context, Intent intent) { 11730 final Message msg = mHandler 11731 .obtainMessage(CHECK_PENDING_VERIFICATION); 11732 msg.arg1 = verificationId; 11733 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11734 } 11735 }, null, 0, null, null); 11736 11737 /* 11738 * We don't want the copy to proceed until verification 11739 * succeeds, so null out this field. 11740 */ 11741 mArgs = null; 11742 } 11743 } else { 11744 /* 11745 * No package verification is enabled, so immediately start 11746 * the remote call to initiate copy using temporary file. 11747 */ 11748 ret = args.copyApk(mContainerService, true); 11749 } 11750 } 11751 11752 mRet = ret; 11753 } 11754 11755 @Override 11756 void handleReturnCode() { 11757 // If mArgs is null, then MCS couldn't be reached. When it 11758 // reconnects, it will try again to install. At that point, this 11759 // will succeed. 11760 if (mArgs != null) { 11761 processPendingInstall(mArgs, mRet); 11762 } 11763 } 11764 11765 @Override 11766 void handleServiceError() { 11767 mArgs = createInstallArgs(this); 11768 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11769 } 11770 11771 public boolean isForwardLocked() { 11772 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11773 } 11774 } 11775 11776 /** 11777 * Used during creation of InstallArgs 11778 * 11779 * @param installFlags package installation flags 11780 * @return true if should be installed on external storage 11781 */ 11782 private static boolean installOnExternalAsec(int installFlags) { 11783 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11784 return false; 11785 } 11786 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11787 return true; 11788 } 11789 return false; 11790 } 11791 11792 /** 11793 * Used during creation of InstallArgs 11794 * 11795 * @param installFlags package installation flags 11796 * @return true if should be installed as forward locked 11797 */ 11798 private static boolean installForwardLocked(int installFlags) { 11799 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11800 } 11801 11802 private InstallArgs createInstallArgs(InstallParams params) { 11803 if (params.move != null) { 11804 return new MoveInstallArgs(params); 11805 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11806 return new AsecInstallArgs(params); 11807 } else { 11808 return new FileInstallArgs(params); 11809 } 11810 } 11811 11812 /** 11813 * Create args that describe an existing installed package. Typically used 11814 * when cleaning up old installs, or used as a move source. 11815 */ 11816 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11817 String resourcePath, String[] instructionSets) { 11818 final boolean isInAsec; 11819 if (installOnExternalAsec(installFlags)) { 11820 /* Apps on SD card are always in ASEC containers. */ 11821 isInAsec = true; 11822 } else if (installForwardLocked(installFlags) 11823 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11824 /* 11825 * Forward-locked apps are only in ASEC containers if they're the 11826 * new style 11827 */ 11828 isInAsec = true; 11829 } else { 11830 isInAsec = false; 11831 } 11832 11833 if (isInAsec) { 11834 return new AsecInstallArgs(codePath, instructionSets, 11835 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11836 } else { 11837 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11838 } 11839 } 11840 11841 static abstract class InstallArgs { 11842 /** @see InstallParams#origin */ 11843 final OriginInfo origin; 11844 /** @see InstallParams#move */ 11845 final MoveInfo move; 11846 11847 final IPackageInstallObserver2 observer; 11848 // Always refers to PackageManager flags only 11849 final int installFlags; 11850 final String installerPackageName; 11851 final String volumeUuid; 11852 final UserHandle user; 11853 final String abiOverride; 11854 final String[] installGrantPermissions; 11855 /** If non-null, drop an async trace when the install completes */ 11856 final String traceMethod; 11857 final int traceCookie; 11858 11859 // The list of instruction sets supported by this app. This is currently 11860 // only used during the rmdex() phase to clean up resources. We can get rid of this 11861 // if we move dex files under the common app path. 11862 /* nullable */ String[] instructionSets; 11863 11864 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11865 int installFlags, String installerPackageName, String volumeUuid, 11866 UserHandle user, String[] instructionSets, 11867 String abiOverride, String[] installGrantPermissions, 11868 String traceMethod, int traceCookie) { 11869 this.origin = origin; 11870 this.move = move; 11871 this.installFlags = installFlags; 11872 this.observer = observer; 11873 this.installerPackageName = installerPackageName; 11874 this.volumeUuid = volumeUuid; 11875 this.user = user; 11876 this.instructionSets = instructionSets; 11877 this.abiOverride = abiOverride; 11878 this.installGrantPermissions = installGrantPermissions; 11879 this.traceMethod = traceMethod; 11880 this.traceCookie = traceCookie; 11881 } 11882 11883 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11884 abstract int doPreInstall(int status); 11885 11886 /** 11887 * Rename package into final resting place. All paths on the given 11888 * scanned package should be updated to reflect the rename. 11889 */ 11890 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11891 abstract int doPostInstall(int status, int uid); 11892 11893 /** @see PackageSettingBase#codePathString */ 11894 abstract String getCodePath(); 11895 /** @see PackageSettingBase#resourcePathString */ 11896 abstract String getResourcePath(); 11897 11898 // Need installer lock especially for dex file removal. 11899 abstract void cleanUpResourcesLI(); 11900 abstract boolean doPostDeleteLI(boolean delete); 11901 11902 /** 11903 * Called before the source arguments are copied. This is used mostly 11904 * for MoveParams when it needs to read the source file to put it in the 11905 * destination. 11906 */ 11907 int doPreCopy() { 11908 return PackageManager.INSTALL_SUCCEEDED; 11909 } 11910 11911 /** 11912 * Called after the source arguments are copied. This is used mostly for 11913 * MoveParams when it needs to read the source file to put it in the 11914 * destination. 11915 * 11916 * @return 11917 */ 11918 int doPostCopy(int uid) { 11919 return PackageManager.INSTALL_SUCCEEDED; 11920 } 11921 11922 protected boolean isFwdLocked() { 11923 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11924 } 11925 11926 protected boolean isExternalAsec() { 11927 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11928 } 11929 11930 protected boolean isEphemeral() { 11931 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11932 } 11933 11934 UserHandle getUser() { 11935 return user; 11936 } 11937 } 11938 11939 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11940 if (!allCodePaths.isEmpty()) { 11941 if (instructionSets == null) { 11942 throw new IllegalStateException("instructionSet == null"); 11943 } 11944 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11945 for (String codePath : allCodePaths) { 11946 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11947 try { 11948 mInstaller.rmdex(codePath, dexCodeInstructionSet); 11949 } catch (InstallerException ignored) { 11950 } 11951 } 11952 } 11953 } 11954 } 11955 11956 /** 11957 * Logic to handle installation of non-ASEC applications, including copying 11958 * and renaming logic. 11959 */ 11960 class FileInstallArgs extends InstallArgs { 11961 private File codeFile; 11962 private File resourceFile; 11963 11964 // Example topology: 11965 // /data/app/com.example/base.apk 11966 // /data/app/com.example/split_foo.apk 11967 // /data/app/com.example/lib/arm/libfoo.so 11968 // /data/app/com.example/lib/arm64/libfoo.so 11969 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11970 11971 /** New install */ 11972 FileInstallArgs(InstallParams params) { 11973 super(params.origin, params.move, params.observer, params.installFlags, 11974 params.installerPackageName, params.volumeUuid, 11975 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11976 params.grantedRuntimePermissions, 11977 params.traceMethod, params.traceCookie); 11978 if (isFwdLocked()) { 11979 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11980 } 11981 } 11982 11983 /** Existing install */ 11984 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11985 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 11986 null, null, null, 0); 11987 this.codeFile = (codePath != null) ? new File(codePath) : null; 11988 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11989 } 11990 11991 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11992 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11993 try { 11994 return doCopyApk(imcs, temp); 11995 } finally { 11996 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11997 } 11998 } 11999 12000 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12001 if (origin.staged) { 12002 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 12003 codeFile = origin.file; 12004 resourceFile = origin.file; 12005 return PackageManager.INSTALL_SUCCEEDED; 12006 } 12007 12008 try { 12009 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12010 final File tempDir = 12011 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 12012 codeFile = tempDir; 12013 resourceFile = tempDir; 12014 } catch (IOException e) { 12015 Slog.w(TAG, "Failed to create copy file: " + e); 12016 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 12017 } 12018 12019 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 12020 @Override 12021 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 12022 if (!FileUtils.isValidExtFilename(name)) { 12023 throw new IllegalArgumentException("Invalid filename: " + name); 12024 } 12025 try { 12026 final File file = new File(codeFile, name); 12027 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 12028 O_RDWR | O_CREAT, 0644); 12029 Os.chmod(file.getAbsolutePath(), 0644); 12030 return new ParcelFileDescriptor(fd); 12031 } catch (ErrnoException e) { 12032 throw new RemoteException("Failed to open: " + e.getMessage()); 12033 } 12034 } 12035 }; 12036 12037 int ret = PackageManager.INSTALL_SUCCEEDED; 12038 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 12039 if (ret != PackageManager.INSTALL_SUCCEEDED) { 12040 Slog.e(TAG, "Failed to copy package"); 12041 return ret; 12042 } 12043 12044 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 12045 NativeLibraryHelper.Handle handle = null; 12046 try { 12047 handle = NativeLibraryHelper.Handle.create(codeFile); 12048 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 12049 abiOverride); 12050 } catch (IOException e) { 12051 Slog.e(TAG, "Copying native libraries failed", e); 12052 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12053 } finally { 12054 IoUtils.closeQuietly(handle); 12055 } 12056 12057 return ret; 12058 } 12059 12060 int doPreInstall(int status) { 12061 if (status != PackageManager.INSTALL_SUCCEEDED) { 12062 cleanUp(); 12063 } 12064 return status; 12065 } 12066 12067 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12068 if (status != PackageManager.INSTALL_SUCCEEDED) { 12069 cleanUp(); 12070 return false; 12071 } 12072 12073 final File targetDir = codeFile.getParentFile(); 12074 final File beforeCodeFile = codeFile; 12075 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 12076 12077 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 12078 try { 12079 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 12080 } catch (ErrnoException e) { 12081 Slog.w(TAG, "Failed to rename", e); 12082 return false; 12083 } 12084 12085 if (!SELinux.restoreconRecursive(afterCodeFile)) { 12086 Slog.w(TAG, "Failed to restorecon"); 12087 return false; 12088 } 12089 12090 // Reflect the rename internally 12091 codeFile = afterCodeFile; 12092 resourceFile = afterCodeFile; 12093 12094 // Reflect the rename in scanned details 12095 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12096 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12097 afterCodeFile, pkg.baseCodePath)); 12098 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12099 afterCodeFile, pkg.splitCodePaths)); 12100 12101 // Reflect the rename in app info 12102 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12103 pkg.setApplicationInfoCodePath(pkg.codePath); 12104 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12105 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12106 pkg.setApplicationInfoResourcePath(pkg.codePath); 12107 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12108 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12109 12110 return true; 12111 } 12112 12113 int doPostInstall(int status, int uid) { 12114 if (status != PackageManager.INSTALL_SUCCEEDED) { 12115 cleanUp(); 12116 } 12117 return status; 12118 } 12119 12120 @Override 12121 String getCodePath() { 12122 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12123 } 12124 12125 @Override 12126 String getResourcePath() { 12127 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12128 } 12129 12130 private boolean cleanUp() { 12131 if (codeFile == null || !codeFile.exists()) { 12132 return false; 12133 } 12134 12135 removeCodePathLI(codeFile); 12136 12137 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 12138 resourceFile.delete(); 12139 } 12140 12141 return true; 12142 } 12143 12144 void cleanUpResourcesLI() { 12145 // Try enumerating all code paths before deleting 12146 List<String> allCodePaths = Collections.EMPTY_LIST; 12147 if (codeFile != null && codeFile.exists()) { 12148 try { 12149 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12150 allCodePaths = pkg.getAllCodePaths(); 12151 } catch (PackageParserException e) { 12152 // Ignored; we tried our best 12153 } 12154 } 12155 12156 cleanUp(); 12157 removeDexFiles(allCodePaths, instructionSets); 12158 } 12159 12160 boolean doPostDeleteLI(boolean delete) { 12161 // XXX err, shouldn't we respect the delete flag? 12162 cleanUpResourcesLI(); 12163 return true; 12164 } 12165 } 12166 12167 private boolean isAsecExternal(String cid) { 12168 final String asecPath = PackageHelper.getSdFilesystem(cid); 12169 return !asecPath.startsWith(mAsecInternalPath); 12170 } 12171 12172 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 12173 PackageManagerException { 12174 if (copyRet < 0) { 12175 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 12176 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 12177 throw new PackageManagerException(copyRet, message); 12178 } 12179 } 12180 } 12181 12182 /** 12183 * Extract the MountService "container ID" from the full code path of an 12184 * .apk. 12185 */ 12186 static String cidFromCodePath(String fullCodePath) { 12187 int eidx = fullCodePath.lastIndexOf("/"); 12188 String subStr1 = fullCodePath.substring(0, eidx); 12189 int sidx = subStr1.lastIndexOf("/"); 12190 return subStr1.substring(sidx+1, eidx); 12191 } 12192 12193 /** 12194 * Logic to handle installation of ASEC applications, including copying and 12195 * renaming logic. 12196 */ 12197 class AsecInstallArgs extends InstallArgs { 12198 static final String RES_FILE_NAME = "pkg.apk"; 12199 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 12200 12201 String cid; 12202 String packagePath; 12203 String resourcePath; 12204 12205 /** New install */ 12206 AsecInstallArgs(InstallParams params) { 12207 super(params.origin, params.move, params.observer, params.installFlags, 12208 params.installerPackageName, params.volumeUuid, 12209 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12210 params.grantedRuntimePermissions, 12211 params.traceMethod, params.traceCookie); 12212 } 12213 12214 /** Existing install */ 12215 AsecInstallArgs(String fullCodePath, String[] instructionSets, 12216 boolean isExternal, boolean isForwardLocked) { 12217 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 12218 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12219 instructionSets, null, null, null, 0); 12220 // Hackily pretend we're still looking at a full code path 12221 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 12222 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 12223 } 12224 12225 // Extract cid from fullCodePath 12226 int eidx = fullCodePath.lastIndexOf("/"); 12227 String subStr1 = fullCodePath.substring(0, eidx); 12228 int sidx = subStr1.lastIndexOf("/"); 12229 cid = subStr1.substring(sidx+1, eidx); 12230 setMountPath(subStr1); 12231 } 12232 12233 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 12234 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 12235 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12236 instructionSets, null, null, null, 0); 12237 this.cid = cid; 12238 setMountPath(PackageHelper.getSdDir(cid)); 12239 } 12240 12241 void createCopyFile() { 12242 cid = mInstallerService.allocateExternalStageCidLegacy(); 12243 } 12244 12245 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12246 if (origin.staged && origin.cid != null) { 12247 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 12248 cid = origin.cid; 12249 setMountPath(PackageHelper.getSdDir(cid)); 12250 return PackageManager.INSTALL_SUCCEEDED; 12251 } 12252 12253 if (temp) { 12254 createCopyFile(); 12255 } else { 12256 /* 12257 * Pre-emptively destroy the container since it's destroyed if 12258 * copying fails due to it existing anyway. 12259 */ 12260 PackageHelper.destroySdDir(cid); 12261 } 12262 12263 final String newMountPath = imcs.copyPackageToContainer( 12264 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 12265 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 12266 12267 if (newMountPath != null) { 12268 setMountPath(newMountPath); 12269 return PackageManager.INSTALL_SUCCEEDED; 12270 } else { 12271 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12272 } 12273 } 12274 12275 @Override 12276 String getCodePath() { 12277 return packagePath; 12278 } 12279 12280 @Override 12281 String getResourcePath() { 12282 return resourcePath; 12283 } 12284 12285 int doPreInstall(int status) { 12286 if (status != PackageManager.INSTALL_SUCCEEDED) { 12287 // Destroy container 12288 PackageHelper.destroySdDir(cid); 12289 } else { 12290 boolean mounted = PackageHelper.isContainerMounted(cid); 12291 if (!mounted) { 12292 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 12293 Process.SYSTEM_UID); 12294 if (newMountPath != null) { 12295 setMountPath(newMountPath); 12296 } else { 12297 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12298 } 12299 } 12300 } 12301 return status; 12302 } 12303 12304 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12305 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 12306 String newMountPath = null; 12307 if (PackageHelper.isContainerMounted(cid)) { 12308 // Unmount the container 12309 if (!PackageHelper.unMountSdDir(cid)) { 12310 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 12311 return false; 12312 } 12313 } 12314 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12315 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 12316 " which might be stale. Will try to clean up."); 12317 // Clean up the stale container and proceed to recreate. 12318 if (!PackageHelper.destroySdDir(newCacheId)) { 12319 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 12320 return false; 12321 } 12322 // Successfully cleaned up stale container. Try to rename again. 12323 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12324 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 12325 + " inspite of cleaning it up."); 12326 return false; 12327 } 12328 } 12329 if (!PackageHelper.isContainerMounted(newCacheId)) { 12330 Slog.w(TAG, "Mounting container " + newCacheId); 12331 newMountPath = PackageHelper.mountSdDir(newCacheId, 12332 getEncryptKey(), Process.SYSTEM_UID); 12333 } else { 12334 newMountPath = PackageHelper.getSdDir(newCacheId); 12335 } 12336 if (newMountPath == null) { 12337 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 12338 return false; 12339 } 12340 Log.i(TAG, "Succesfully renamed " + cid + 12341 " to " + newCacheId + 12342 " at new path: " + newMountPath); 12343 cid = newCacheId; 12344 12345 final File beforeCodeFile = new File(packagePath); 12346 setMountPath(newMountPath); 12347 final File afterCodeFile = new File(packagePath); 12348 12349 // Reflect the rename in scanned details 12350 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12351 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12352 afterCodeFile, pkg.baseCodePath)); 12353 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12354 afterCodeFile, pkg.splitCodePaths)); 12355 12356 // Reflect the rename in app info 12357 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12358 pkg.setApplicationInfoCodePath(pkg.codePath); 12359 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12360 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12361 pkg.setApplicationInfoResourcePath(pkg.codePath); 12362 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12363 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12364 12365 return true; 12366 } 12367 12368 private void setMountPath(String mountPath) { 12369 final File mountFile = new File(mountPath); 12370 12371 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 12372 if (monolithicFile.exists()) { 12373 packagePath = monolithicFile.getAbsolutePath(); 12374 if (isFwdLocked()) { 12375 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 12376 } else { 12377 resourcePath = packagePath; 12378 } 12379 } else { 12380 packagePath = mountFile.getAbsolutePath(); 12381 resourcePath = packagePath; 12382 } 12383 } 12384 12385 int doPostInstall(int status, int uid) { 12386 if (status != PackageManager.INSTALL_SUCCEEDED) { 12387 cleanUp(); 12388 } else { 12389 final int groupOwner; 12390 final String protectedFile; 12391 if (isFwdLocked()) { 12392 groupOwner = UserHandle.getSharedAppGid(uid); 12393 protectedFile = RES_FILE_NAME; 12394 } else { 12395 groupOwner = -1; 12396 protectedFile = null; 12397 } 12398 12399 if (uid < Process.FIRST_APPLICATION_UID 12400 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 12401 Slog.e(TAG, "Failed to finalize " + cid); 12402 PackageHelper.destroySdDir(cid); 12403 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12404 } 12405 12406 boolean mounted = PackageHelper.isContainerMounted(cid); 12407 if (!mounted) { 12408 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 12409 } 12410 } 12411 return status; 12412 } 12413 12414 private void cleanUp() { 12415 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12416 12417 // Destroy secure container 12418 PackageHelper.destroySdDir(cid); 12419 } 12420 12421 private List<String> getAllCodePaths() { 12422 final File codeFile = new File(getCodePath()); 12423 if (codeFile != null && codeFile.exists()) { 12424 try { 12425 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12426 return pkg.getAllCodePaths(); 12427 } catch (PackageParserException e) { 12428 // Ignored; we tried our best 12429 } 12430 } 12431 return Collections.EMPTY_LIST; 12432 } 12433 12434 void cleanUpResourcesLI() { 12435 // Enumerate all code paths before deleting 12436 cleanUpResourcesLI(getAllCodePaths()); 12437 } 12438 12439 private void cleanUpResourcesLI(List<String> allCodePaths) { 12440 cleanUp(); 12441 removeDexFiles(allCodePaths, instructionSets); 12442 } 12443 12444 String getPackageName() { 12445 return getAsecPackageName(cid); 12446 } 12447 12448 boolean doPostDeleteLI(boolean delete) { 12449 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12450 final List<String> allCodePaths = getAllCodePaths(); 12451 boolean mounted = PackageHelper.isContainerMounted(cid); 12452 if (mounted) { 12453 // Unmount first 12454 if (PackageHelper.unMountSdDir(cid)) { 12455 mounted = false; 12456 } 12457 } 12458 if (!mounted && delete) { 12459 cleanUpResourcesLI(allCodePaths); 12460 } 12461 return !mounted; 12462 } 12463 12464 @Override 12465 int doPreCopy() { 12466 if (isFwdLocked()) { 12467 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 12468 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 12469 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12470 } 12471 } 12472 12473 return PackageManager.INSTALL_SUCCEEDED; 12474 } 12475 12476 @Override 12477 int doPostCopy(int uid) { 12478 if (isFwdLocked()) { 12479 if (uid < Process.FIRST_APPLICATION_UID 12480 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12481 RES_FILE_NAME)) { 12482 Slog.e(TAG, "Failed to finalize " + cid); 12483 PackageHelper.destroySdDir(cid); 12484 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12485 } 12486 } 12487 12488 return PackageManager.INSTALL_SUCCEEDED; 12489 } 12490 } 12491 12492 /** 12493 * Logic to handle movement of existing installed applications. 12494 */ 12495 class MoveInstallArgs extends InstallArgs { 12496 private File codeFile; 12497 private File resourceFile; 12498 12499 /** New install */ 12500 MoveInstallArgs(InstallParams params) { 12501 super(params.origin, params.move, params.observer, params.installFlags, 12502 params.installerPackageName, params.volumeUuid, 12503 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12504 params.grantedRuntimePermissions, 12505 params.traceMethod, params.traceCookie); 12506 } 12507 12508 int copyApk(IMediaContainerService imcs, boolean temp) { 12509 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12510 + move.fromUuid + " to " + move.toUuid); 12511 synchronized (mInstaller) { 12512 try { 12513 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12514 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 12515 } catch (InstallerException e) { 12516 Slog.w(TAG, "Failed to move app", e); 12517 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12518 } 12519 } 12520 12521 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12522 resourceFile = codeFile; 12523 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12524 12525 return PackageManager.INSTALL_SUCCEEDED; 12526 } 12527 12528 int doPreInstall(int status) { 12529 if (status != PackageManager.INSTALL_SUCCEEDED) { 12530 cleanUp(move.toUuid); 12531 } 12532 return status; 12533 } 12534 12535 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12536 if (status != PackageManager.INSTALL_SUCCEEDED) { 12537 cleanUp(move.toUuid); 12538 return false; 12539 } 12540 12541 // Reflect the move in app info 12542 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12543 pkg.setApplicationInfoCodePath(pkg.codePath); 12544 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12545 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12546 pkg.setApplicationInfoResourcePath(pkg.codePath); 12547 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12548 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12549 12550 return true; 12551 } 12552 12553 int doPostInstall(int status, int uid) { 12554 if (status == PackageManager.INSTALL_SUCCEEDED) { 12555 cleanUp(move.fromUuid); 12556 } else { 12557 cleanUp(move.toUuid); 12558 } 12559 return status; 12560 } 12561 12562 @Override 12563 String getCodePath() { 12564 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12565 } 12566 12567 @Override 12568 String getResourcePath() { 12569 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12570 } 12571 12572 private boolean cleanUp(String volumeUuid) { 12573 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12574 move.dataAppName); 12575 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12576 synchronized (mInstallLock) { 12577 // Clean up both app data and code 12578 removeDataDirsLI(volumeUuid, move.packageName); 12579 removeCodePathLI(codeFile); 12580 } 12581 return true; 12582 } 12583 12584 void cleanUpResourcesLI() { 12585 throw new UnsupportedOperationException(); 12586 } 12587 12588 boolean doPostDeleteLI(boolean delete) { 12589 throw new UnsupportedOperationException(); 12590 } 12591 } 12592 12593 static String getAsecPackageName(String packageCid) { 12594 int idx = packageCid.lastIndexOf("-"); 12595 if (idx == -1) { 12596 return packageCid; 12597 } 12598 return packageCid.substring(0, idx); 12599 } 12600 12601 // Utility method used to create code paths based on package name and available index. 12602 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12603 String idxStr = ""; 12604 int idx = 1; 12605 // Fall back to default value of idx=1 if prefix is not 12606 // part of oldCodePath 12607 if (oldCodePath != null) { 12608 String subStr = oldCodePath; 12609 // Drop the suffix right away 12610 if (suffix != null && subStr.endsWith(suffix)) { 12611 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12612 } 12613 // If oldCodePath already contains prefix find out the 12614 // ending index to either increment or decrement. 12615 int sidx = subStr.lastIndexOf(prefix); 12616 if (sidx != -1) { 12617 subStr = subStr.substring(sidx + prefix.length()); 12618 if (subStr != null) { 12619 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12620 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12621 } 12622 try { 12623 idx = Integer.parseInt(subStr); 12624 if (idx <= 1) { 12625 idx++; 12626 } else { 12627 idx--; 12628 } 12629 } catch(NumberFormatException e) { 12630 } 12631 } 12632 } 12633 } 12634 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12635 return prefix + idxStr; 12636 } 12637 12638 private File getNextCodePath(File targetDir, String packageName) { 12639 int suffix = 1; 12640 File result; 12641 do { 12642 result = new File(targetDir, packageName + "-" + suffix); 12643 suffix++; 12644 } while (result.exists()); 12645 return result; 12646 } 12647 12648 // Utility method that returns the relative package path with respect 12649 // to the installation directory. Like say for /data/data/com.test-1.apk 12650 // string com.test-1 is returned. 12651 static String deriveCodePathName(String codePath) { 12652 if (codePath == null) { 12653 return null; 12654 } 12655 final File codeFile = new File(codePath); 12656 final String name = codeFile.getName(); 12657 if (codeFile.isDirectory()) { 12658 return name; 12659 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12660 final int lastDot = name.lastIndexOf('.'); 12661 return name.substring(0, lastDot); 12662 } else { 12663 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12664 return null; 12665 } 12666 } 12667 12668 static class PackageInstalledInfo { 12669 String name; 12670 int uid; 12671 // The set of users that originally had this package installed. 12672 int[] origUsers; 12673 // The set of users that now have this package installed. 12674 int[] newUsers; 12675 PackageParser.Package pkg; 12676 int returnCode; 12677 String returnMsg; 12678 PackageRemovedInfo removedInfo; 12679 12680 public void setError(int code, String msg) { 12681 returnCode = code; 12682 returnMsg = msg; 12683 Slog.w(TAG, msg); 12684 } 12685 12686 public void setError(String msg, PackageParserException e) { 12687 returnCode = e.error; 12688 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12689 Slog.w(TAG, msg, e); 12690 } 12691 12692 public void setError(String msg, PackageManagerException e) { 12693 returnCode = e.error; 12694 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12695 Slog.w(TAG, msg, e); 12696 } 12697 12698 // In some error cases we want to convey more info back to the observer 12699 String origPackage; 12700 String origPermission; 12701 } 12702 12703 /* 12704 * Install a non-existing package. 12705 */ 12706 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12707 UserHandle user, String installerPackageName, String volumeUuid, 12708 PackageInstalledInfo res) { 12709 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12710 12711 // Remember this for later, in case we need to rollback this install 12712 String pkgName = pkg.packageName; 12713 12714 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12715 // TODO: b/23350563 12716 final boolean dataDirExists = Environment 12717 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12718 12719 synchronized(mPackages) { 12720 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12721 // A package with the same name is already installed, though 12722 // it has been renamed to an older name. The package we 12723 // are trying to install should be installed as an update to 12724 // the existing one, but that has not been requested, so bail. 12725 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12726 + " without first uninstalling package running as " 12727 + mSettings.mRenamedPackages.get(pkgName)); 12728 return; 12729 } 12730 if (mPackages.containsKey(pkgName)) { 12731 // Don't allow installation over an existing package with the same name. 12732 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12733 + " without first uninstalling."); 12734 return; 12735 } 12736 } 12737 12738 try { 12739 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12740 System.currentTimeMillis(), user); 12741 12742 updateSettingsLI(newPackage, installerPackageName, null, null, res, user); 12743 prepareAppDataAfterInstall(newPackage); 12744 12745 // delete the partially installed application. the data directory will have to be 12746 // restored if it was already existing 12747 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12748 // remove package from internal structures. Note that we want deletePackageX to 12749 // delete the package data and cache directories that it created in 12750 // scanPackageLocked, unless those directories existed before we even tried to 12751 // install. 12752 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12753 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12754 res.removedInfo, true, null); 12755 } 12756 12757 } catch (PackageManagerException e) { 12758 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12759 } 12760 12761 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12762 } 12763 12764 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12765 // Can't rotate keys during boot or if sharedUser. 12766 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12767 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12768 return false; 12769 } 12770 // app is using upgradeKeySets; make sure all are valid 12771 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12772 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12773 for (int i = 0; i < upgradeKeySets.length; i++) { 12774 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12775 Slog.wtf(TAG, "Package " 12776 + (oldPs.name != null ? oldPs.name : "<null>") 12777 + " contains upgrade-key-set reference to unknown key-set: " 12778 + upgradeKeySets[i] 12779 + " reverting to signatures check."); 12780 return false; 12781 } 12782 } 12783 return true; 12784 } 12785 12786 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12787 // Upgrade keysets are being used. Determine if new package has a superset of the 12788 // required keys. 12789 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12790 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12791 for (int i = 0; i < upgradeKeySets.length; i++) { 12792 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12793 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12794 return true; 12795 } 12796 } 12797 return false; 12798 } 12799 12800 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12801 UserHandle user, String installerPackageName, String volumeUuid, 12802 PackageInstalledInfo res) { 12803 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12804 12805 final PackageParser.Package oldPackage; 12806 final String pkgName = pkg.packageName; 12807 final int[] allUsers; 12808 final boolean[] perUserInstalled; 12809 12810 // First find the old package info and check signatures 12811 synchronized(mPackages) { 12812 oldPackage = mPackages.get(pkgName); 12813 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12814 if (isEphemeral && !oldIsEphemeral) { 12815 // can't downgrade from full to ephemeral 12816 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12817 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12818 return; 12819 } 12820 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12821 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12822 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12823 if (!checkUpgradeKeySetLP(ps, pkg)) { 12824 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12825 "New package not signed by keys specified by upgrade-keysets: " 12826 + pkgName); 12827 return; 12828 } 12829 } else { 12830 // default to original signature matching 12831 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12832 != PackageManager.SIGNATURE_MATCH) { 12833 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12834 "New package has a different signature: " + pkgName); 12835 return; 12836 } 12837 } 12838 12839 // In case of rollback, remember per-user/profile install state 12840 allUsers = sUserManager.getUserIds(); 12841 perUserInstalled = new boolean[allUsers.length]; 12842 for (int i = 0; i < allUsers.length; i++) { 12843 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12844 } 12845 } 12846 12847 boolean sysPkg = (isSystemApp(oldPackage)); 12848 if (sysPkg) { 12849 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12850 user, allUsers, perUserInstalled, installerPackageName, res); 12851 } else { 12852 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12853 user, allUsers, perUserInstalled, installerPackageName, res); 12854 } 12855 } 12856 12857 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12858 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12859 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12860 PackageInstalledInfo res) { 12861 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12862 + deletedPackage); 12863 12864 String pkgName = deletedPackage.packageName; 12865 boolean deletedPkg = true; 12866 boolean addedPkg = false; 12867 12868 final long origUpdateTime = (pkg.mExtras != null) 12869 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 12870 12871 // First delete the existing package while retaining the data directory 12872 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12873 res.removedInfo, true, pkg)) { 12874 // If the existing package wasn't successfully deleted 12875 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12876 deletedPkg = false; 12877 } else { 12878 // Successfully deleted the old package; proceed with replace. 12879 12880 // If deleted package lived in a container, give users a chance to 12881 // relinquish resources before killing. 12882 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12883 if (DEBUG_INSTALL) { 12884 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12885 } 12886 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12887 final ArrayList<String> pkgList = new ArrayList<String>(1); 12888 pkgList.add(deletedPackage.applicationInfo.packageName); 12889 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12890 } 12891 12892 deleteCodeCacheDirsLI(pkg); 12893 12894 try { 12895 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12896 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12897 updateSettingsLI(newPackage, installerPackageName, allUsers, 12898 perUserInstalled, res, user); 12899 prepareAppDataAfterInstall(newPackage); 12900 addedPkg = true; 12901 } catch (PackageManagerException e) { 12902 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12903 } 12904 } 12905 12906 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12907 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12908 12909 // Revert all internal state mutations and added folders for the failed install 12910 if (addedPkg) { 12911 deletePackageLI(pkgName, null, true, allUsers, perUserInstalled, 12912 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 12913 } 12914 12915 // Restore the old package 12916 if (deletedPkg) { 12917 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12918 File restoreFile = new File(deletedPackage.codePath); 12919 // Parse old package 12920 boolean oldExternal = isExternal(deletedPackage); 12921 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12922 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12923 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12924 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12925 try { 12926 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12927 null); 12928 } catch (PackageManagerException e) { 12929 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12930 + e.getMessage()); 12931 return; 12932 } 12933 12934 synchronized (mPackages) { 12935 // Ensure the installer package name up to date 12936 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 12937 12938 // Update permissions for restored package 12939 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 12940 12941 mSettings.writeLPr(); 12942 } 12943 12944 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12945 } 12946 } 12947 } 12948 12949 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12950 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12951 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12952 PackageInstalledInfo res) { 12953 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12954 + ", old=" + deletedPackage); 12955 12956 final boolean disabledSystem; 12957 12958 // Set the system/privileged flags as needed 12959 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12960 if ((deletedPackage.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12961 != 0) { 12962 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12963 } 12964 12965 // Kill package processes including services, providers, etc. 12966 killPackage(deletedPackage, "replace sys pkg"); 12967 12968 // Report the result for the parent package only 12969 res.removedInfo.uid = deletedPackage.applicationInfo.uid; 12970 res.removedInfo.removedPackage = deletedPackage.packageName; 12971 12972 // Remove existing system package 12973 removePackageSettingLI(deletedPackage, true); 12974 12975 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 12976 if (!disabledSystem) { 12977 // We didn't need to disable the .apk as a current system package, 12978 // which means we are replacing another update that is already 12979 // installed. We need to make sure to delete the older one's .apk. 12980 res.removedInfo.args = createInstallArgsForExisting(0, 12981 deletedPackage.applicationInfo.getCodePath(), 12982 deletedPackage.applicationInfo.getResourcePath(), 12983 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12984 } else { 12985 res.removedInfo.args = null; 12986 } 12987 12988 // Successfully disabled the old package. Now proceed with re-installation 12989 deleteCodeCacheDirsLI(pkg); 12990 12991 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12992 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 12993 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 12994 12995 PackageParser.Package newPackage = null; 12996 try { 12997 // Add the package to the internal data structures 12998 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12999 13000 // Set the update and install times 13001 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 13002 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 13003 System.currentTimeMillis()); 13004 13005 // Check for shared user id changes 13006 String invalidPackageName = getParentOrChildPackageChangedSharedUser(deletedPackage, newPackage); 13007 if (invalidPackageName != null) { 13008 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 13009 "Forbidding shared user change from " + deletedPkgSetting.sharedUser 13010 + " to " + invalidPackageName); 13011 } 13012 13013 // Update the package dynamic state if succeeded 13014 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13015 // Now that the install succeeded make sure we remove data 13016 // directories for any child package the update removed. 13017 final int deletedChildCount = (deletedPackage.childPackages != null) 13018 ? deletedPackage.childPackages.size() : 0; 13019 final int newChildCount = (newPackage.childPackages != null) 13020 ? newPackage.childPackages.size() : 0; 13021 for (int i = 0; i < deletedChildCount; i++) { 13022 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 13023 boolean childPackageDeleted = true; 13024 for (int j = 0; j < newChildCount; j++) { 13025 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 13026 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 13027 childPackageDeleted = false; 13028 break; 13029 } 13030 } 13031 if (childPackageDeleted) { 13032 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 13033 deletedChildPkg.packageName); 13034 if (ps != null) { 13035 removePackageDataLI(ps, allUsers, perUserInstalled, null, 0, false); 13036 } 13037 } 13038 } 13039 13040 updateSettingsLI(newPackage, installerPackageName, allUsers, 13041 perUserInstalled, res, user); 13042 prepareAppDataAfterInstall(newPackage); 13043 } 13044 } catch (PackageManagerException e) { 13045 res.returnCode = INSTALL_FAILED_INTERNAL_ERROR; 13046 res.setError("Package couldn't be installed in " + pkg.codePath, e); 13047 } 13048 13049 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13050 // Re installation failed. Restore old information 13051 // Remove new pkg information 13052 if (newPackage != null) { 13053 removeInstalledPackageLI(newPackage, true); 13054 } 13055 // Add back the old system package 13056 try { 13057 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 13058 } catch (PackageManagerException e) { 13059 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 13060 } 13061 13062 synchronized (mPackages) { 13063 if (disabledSystem) { 13064 enableSystemPackageLPw(deletedPackage); 13065 } 13066 13067 // Ensure the installer package name up to date 13068 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 13069 13070 // Update permissions for restored package 13071 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 13072 13073 mSettings.writeLPr(); 13074 } 13075 13076 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 13077 + " after failed upgrade"); 13078 } 13079 } 13080 13081 /** 13082 * Checks whether the parent or any of the child packages have a change shared 13083 * user. For a package to be a valid update the shred users of the parent and 13084 * the children should match. We may later support changing child shared users. 13085 * @param oldPkg The updated package. 13086 * @param newPkg The update package. 13087 * @return The shared user that change between the versions. 13088 */ 13089 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 13090 PackageParser.Package newPkg) { 13091 // Check parent shared user 13092 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 13093 return newPkg.packageName; 13094 } 13095 // Check child shared users 13096 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13097 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 13098 for (int i = 0; i < newChildCount; i++) { 13099 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 13100 // If this child was present, did it have the same shared user? 13101 for (int j = 0; j < oldChildCount; j++) { 13102 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 13103 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 13104 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 13105 return newChildPkg.packageName; 13106 } 13107 } 13108 } 13109 return null; 13110 } 13111 13112 private void removeNativeBinariesLI(PackageParser.Package pkg) { 13113 // Remove the lib path for the parent package 13114 PackageSetting ps = (PackageSetting) pkg.mExtras; 13115 if (ps != null) { 13116 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 13117 } 13118 // Remove the lib path for the child packages 13119 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13120 for (int i = 0; i < childCount; i++) { 13121 ps = (PackageSetting) pkg.childPackages.get(i).mExtras; 13122 if (ps != null) { 13123 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 13124 } 13125 } 13126 } 13127 13128 private void enableSystemPackageLPw(PackageParser.Package pkg) { 13129 // Enable the parent package 13130 mSettings.enableSystemPackageLPw(pkg.packageName); 13131 // Enable the child packages 13132 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13133 for (int i = 0; i < childCount; i++) { 13134 PackageParser.Package childPkg = pkg.childPackages.get(i); 13135 mSettings.enableSystemPackageLPw(childPkg.packageName); 13136 } 13137 } 13138 13139 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 13140 PackageParser.Package newPkg) { 13141 // Disable the parent package (parent always replaced) 13142 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 13143 // Disable the child packages 13144 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13145 for (int i = 0; i < childCount; i++) { 13146 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 13147 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 13148 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 13149 } 13150 return disabled; 13151 } 13152 13153 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 13154 String installerPackageName) { 13155 // Enable the parent package 13156 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 13157 // Enable the child packages 13158 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13159 for (int i = 0; i < childCount; i++) { 13160 PackageParser.Package childPkg = pkg.childPackages.get(i); 13161 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 13162 } 13163 } 13164 13165 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 13166 // Collect all used permissions in the UID 13167 ArraySet<String> usedPermissions = new ArraySet<>(); 13168 final int packageCount = su.packages.size(); 13169 for (int i = 0; i < packageCount; i++) { 13170 PackageSetting ps = su.packages.valueAt(i); 13171 if (ps.pkg == null) { 13172 continue; 13173 } 13174 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 13175 for (int j = 0; j < requestedPermCount; j++) { 13176 String permission = ps.pkg.requestedPermissions.get(j); 13177 BasePermission bp = mSettings.mPermissions.get(permission); 13178 if (bp != null) { 13179 usedPermissions.add(permission); 13180 } 13181 } 13182 } 13183 13184 PermissionsState permissionsState = su.getPermissionsState(); 13185 // Prune install permissions 13186 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 13187 final int installPermCount = installPermStates.size(); 13188 for (int i = installPermCount - 1; i >= 0; i--) { 13189 PermissionState permissionState = installPermStates.get(i); 13190 if (!usedPermissions.contains(permissionState.getName())) { 13191 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13192 if (bp != null) { 13193 permissionsState.revokeInstallPermission(bp); 13194 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 13195 PackageManager.MASK_PERMISSION_FLAGS, 0); 13196 } 13197 } 13198 } 13199 13200 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 13201 13202 // Prune runtime permissions 13203 for (int userId : allUserIds) { 13204 List<PermissionState> runtimePermStates = permissionsState 13205 .getRuntimePermissionStates(userId); 13206 final int runtimePermCount = runtimePermStates.size(); 13207 for (int i = runtimePermCount - 1; i >= 0; i--) { 13208 PermissionState permissionState = runtimePermStates.get(i); 13209 if (!usedPermissions.contains(permissionState.getName())) { 13210 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13211 if (bp != null) { 13212 permissionsState.revokeRuntimePermission(bp, userId); 13213 permissionsState.updatePermissionFlags(bp, userId, 13214 PackageManager.MASK_PERMISSION_FLAGS, 0); 13215 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 13216 runtimePermissionChangedUserIds, userId); 13217 } 13218 } 13219 } 13220 } 13221 13222 return runtimePermissionChangedUserIds; 13223 } 13224 13225 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 13226 int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, UserHandle user) { 13227 // Update the parent package setting 13228 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, perUserInstalled, 13229 res, user); 13230 // Update the child packages setting 13231 final int childCount = (newPackage.childPackages != null) 13232 ? newPackage.childPackages.size() : 0; 13233 for (int i = 0; i < childCount; i++) { 13234 PackageParser.Package childPackage = newPackage.childPackages.get(i); 13235 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, perUserInstalled, 13236 res, user); 13237 } 13238 } 13239 13240 private void updateSettingsInternalLI(PackageParser.Package newPackage, 13241 String installerPackageName, int[] allUsers, boolean[] perUserInstalled, 13242 PackageInstalledInfo res, UserHandle user) { 13243 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 13244 13245 String pkgName = newPackage.packageName; 13246 synchronized (mPackages) { 13247 //write settings. the installStatus will be incomplete at this stage. 13248 //note that the new package setting would have already been 13249 //added to mPackages. It hasn't been persisted yet. 13250 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 13251 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13252 mSettings.writeLPr(); 13253 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13254 } 13255 13256 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 13257 synchronized (mPackages) { 13258 updatePermissionsLPw(newPackage.packageName, newPackage, 13259 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 13260 ? UPDATE_PERMISSIONS_ALL : 0)); 13261 // For system-bundled packages, we assume that installing an upgraded version 13262 // of the package implies that the user actually wants to run that new code, 13263 // so we enable the package. 13264 PackageSetting ps = mSettings.mPackages.get(pkgName); 13265 if (ps != null) { 13266 if (isSystemApp(newPackage)) { 13267 // NB: implicit assumption that system package upgrades apply to all users 13268 if (DEBUG_INSTALL) { 13269 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 13270 } 13271 if (res.origUsers != null) { 13272 for (int userHandle : res.origUsers) { 13273 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 13274 userHandle, installerPackageName); 13275 } 13276 } 13277 // Also convey the prior install/uninstall state 13278 if (allUsers != null && perUserInstalled != null) { 13279 for (int i = 0; i < allUsers.length; i++) { 13280 if (DEBUG_INSTALL) { 13281 Slog.d(TAG, " user " + allUsers[i] 13282 + " => " + perUserInstalled[i]); 13283 } 13284 ps.setInstalled(perUserInstalled[i], allUsers[i]); 13285 } 13286 // these install state changes will be persisted in the 13287 // upcoming call to mSettings.writeLPr(). 13288 } 13289 } 13290 // It's implied that when a user requests installation, they want the app to be 13291 // installed and enabled. 13292 int userId = user.getIdentifier(); 13293 if (userId != UserHandle.USER_ALL) { 13294 ps.setInstalled(true, userId); 13295 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 13296 } 13297 } 13298 res.name = pkgName; 13299 res.uid = newPackage.applicationInfo.uid; 13300 res.pkg = newPackage; 13301 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 13302 mSettings.setInstallerPackageName(pkgName, installerPackageName); 13303 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 13304 //to update install status 13305 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13306 mSettings.writeLPr(); 13307 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13308 } 13309 13310 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13311 } 13312 13313 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 13314 try { 13315 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 13316 installPackageLI(args, res); 13317 } finally { 13318 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13319 } 13320 } 13321 13322 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 13323 final int installFlags = args.installFlags; 13324 final String installerPackageName = args.installerPackageName; 13325 final String volumeUuid = args.volumeUuid; 13326 final File tmpPackageFile = new File(args.getCodePath()); 13327 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 13328 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 13329 || (args.volumeUuid != null)); 13330 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 13331 boolean replace = false; 13332 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 13333 if (args.move != null) { 13334 // moving a complete application; perfom an initial scan on the new install location 13335 scanFlags |= SCAN_INITIAL; 13336 } 13337 // Result object to be returned 13338 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 13339 13340 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 13341 13342 // Sanity check 13343 if (ephemeral && (forwardLocked || onExternal)) { 13344 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 13345 + " external=" + onExternal); 13346 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 13347 return; 13348 } 13349 13350 // Retrieve PackageSettings and parse package 13351 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 13352 | PackageParser.PARSE_ENFORCE_CODE 13353 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 13354 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 13355 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 13356 PackageParser pp = new PackageParser(); 13357 pp.setSeparateProcesses(mSeparateProcesses); 13358 pp.setDisplayMetrics(mMetrics); 13359 13360 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 13361 final PackageParser.Package pkg; 13362 try { 13363 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 13364 } catch (PackageParserException e) { 13365 res.setError("Failed parse during installPackageLI", e); 13366 return; 13367 } finally { 13368 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13369 } 13370 13371 // If package doesn't declare API override, mark that we have an install 13372 // time CPU ABI override. 13373 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 13374 pkg.cpuAbiOverride = args.abiOverride; 13375 } 13376 13377 String pkgName = res.name = pkg.packageName; 13378 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 13379 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 13380 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 13381 return; 13382 } 13383 } 13384 13385 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 13386 try { 13387 PackageParser.collectCertificates(pkg, parseFlags); 13388 } catch (PackageParserException e) { 13389 res.setError("Failed collect during installPackageLI", e); 13390 return; 13391 } finally { 13392 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13393 } 13394 13395 // Get rid of all references to package scan path via parser. 13396 pp = null; 13397 String oldCodePath = null; 13398 boolean systemApp = false; 13399 synchronized (mPackages) { 13400 // Check if installing already existing package 13401 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 13402 String oldName = mSettings.mRenamedPackages.get(pkgName); 13403 if (pkg.mOriginalPackages != null 13404 && pkg.mOriginalPackages.contains(oldName) 13405 && mPackages.containsKey(oldName)) { 13406 // This package is derived from an original package, 13407 // and this device has been updating from that original 13408 // name. We must continue using the original name, so 13409 // rename the new package here. 13410 pkg.setPackageName(oldName); 13411 pkgName = pkg.packageName; 13412 replace = true; 13413 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 13414 + oldName + " pkgName=" + pkgName); 13415 } else if (mPackages.containsKey(pkgName)) { 13416 // This package, under its official name, already exists 13417 // on the device; we should replace it. 13418 replace = true; 13419 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 13420 } 13421 13422 // Child packages are installed through the parent package 13423 if (pkg.parentPackage != null) { 13424 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13425 "Package " + pkg.packageName + " is child of package " 13426 + pkg.parentPackage.parentPackage + ". Child packages " 13427 + "can be updated only through the parent package."); 13428 return; 13429 } 13430 13431 if (replace) { 13432 // Prevent apps opting out from runtime permissions 13433 PackageParser.Package oldPackage = mPackages.get(pkgName); 13434 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 13435 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 13436 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 13437 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 13438 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 13439 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 13440 + " doesn't support runtime permissions but the old" 13441 + " target SDK " + oldTargetSdk + " does."); 13442 return; 13443 } 13444 13445 // Prevent installing of child packages 13446 if (oldPackage.parentPackage != null) { 13447 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13448 "Package " + pkg.packageName + " is child of package " 13449 + oldPackage.parentPackage + ". Child packages " 13450 + "can be updated only through the parent package."); 13451 return; 13452 } 13453 } 13454 } 13455 13456 PackageSetting ps = mSettings.mPackages.get(pkgName); 13457 if (ps != null) { 13458 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 13459 13460 // Quick sanity check that we're signed correctly if updating; 13461 // we'll check this again later when scanning, but we want to 13462 // bail early here before tripping over redefined permissions. 13463 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 13464 if (!checkUpgradeKeySetLP(ps, pkg)) { 13465 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 13466 + pkg.packageName + " upgrade keys do not match the " 13467 + "previously installed version"); 13468 return; 13469 } 13470 } else { 13471 try { 13472 verifySignaturesLP(ps, pkg); 13473 } catch (PackageManagerException e) { 13474 res.setError(e.error, e.getMessage()); 13475 return; 13476 } 13477 } 13478 13479 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 13480 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 13481 systemApp = (ps.pkg.applicationInfo.flags & 13482 ApplicationInfo.FLAG_SYSTEM) != 0; 13483 } 13484 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13485 } 13486 13487 // Check whether the newly-scanned package wants to define an already-defined perm 13488 int N = pkg.permissions.size(); 13489 for (int i = N-1; i >= 0; i--) { 13490 PackageParser.Permission perm = pkg.permissions.get(i); 13491 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 13492 if (bp != null) { 13493 // If the defining package is signed with our cert, it's okay. This 13494 // also includes the "updating the same package" case, of course. 13495 // "updating same package" could also involve key-rotation. 13496 final boolean sigsOk; 13497 if (bp.sourcePackage.equals(pkg.packageName) 13498 && (bp.packageSetting instanceof PackageSetting) 13499 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 13500 scanFlags))) { 13501 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 13502 } else { 13503 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 13504 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 13505 } 13506 if (!sigsOk) { 13507 // If the owning package is the system itself, we log but allow 13508 // install to proceed; we fail the install on all other permission 13509 // redefinitions. 13510 if (!bp.sourcePackage.equals("android")) { 13511 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 13512 + pkg.packageName + " attempting to redeclare permission " 13513 + perm.info.name + " already owned by " + bp.sourcePackage); 13514 res.origPermission = perm.info.name; 13515 res.origPackage = bp.sourcePackage; 13516 return; 13517 } else { 13518 Slog.w(TAG, "Package " + pkg.packageName 13519 + " attempting to redeclare system permission " 13520 + perm.info.name + "; ignoring new declaration"); 13521 pkg.permissions.remove(i); 13522 } 13523 } 13524 } 13525 } 13526 } 13527 13528 if (systemApp) { 13529 if (onExternal) { 13530 // Abort update; system app can't be replaced with app on sdcard 13531 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 13532 "Cannot install updates to system apps on sdcard"); 13533 return; 13534 } else if (ephemeral) { 13535 // Abort update; system app can't be replaced with an ephemeral app 13536 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 13537 "Cannot update a system app with an ephemeral app"); 13538 return; 13539 } 13540 } 13541 13542 if (args.move != null) { 13543 // We did an in-place move, so dex is ready to roll 13544 scanFlags |= SCAN_NO_DEX; 13545 scanFlags |= SCAN_MOVE; 13546 13547 synchronized (mPackages) { 13548 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13549 if (ps == null) { 13550 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13551 "Missing settings for moved package " + pkgName); 13552 } 13553 13554 // We moved the entire application as-is, so bring over the 13555 // previously derived ABI information. 13556 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13557 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13558 } 13559 13560 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13561 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13562 scanFlags |= SCAN_NO_DEX; 13563 13564 try { 13565 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 13566 args.abiOverride : pkg.cpuAbiOverride); 13567 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 13568 true /* extract libs */); 13569 } catch (PackageManagerException pme) { 13570 Slog.e(TAG, "Error deriving application ABI", pme); 13571 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13572 return; 13573 } 13574 13575 // Extract package to save the VM unzipping the APK in memory during 13576 // launch. Only do this if profile-guided compilation is enabled because 13577 // otherwise BackgroundDexOptService will not dexopt the package later. 13578 if (mUseJitProfiles) { 13579 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 13580 // Do not run PackageDexOptimizer through the local performDexOpt 13581 // method because `pkg` is not in `mPackages` yet. 13582 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instructionSets */, 13583 false /* useProfiles */, true /* extractOnly */); 13584 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13585 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 13586 String msg = "Extracking package failed for " + pkgName; 13587 res.setError(INSTALL_FAILED_DEXOPT, msg); 13588 return; 13589 } 13590 } 13591 } 13592 13593 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13594 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13595 return; 13596 } 13597 13598 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13599 13600 if (replace) { 13601 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13602 installerPackageName, volumeUuid, res); 13603 } else { 13604 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13605 args.user, installerPackageName, volumeUuid, res); 13606 } 13607 synchronized (mPackages) { 13608 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13609 if (ps != null) { 13610 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13611 } 13612 } 13613 } 13614 13615 private void startIntentFilterVerifications(int userId, boolean replacing, 13616 PackageParser.Package pkg) { 13617 if (mIntentFilterVerifierComponent == null) { 13618 Slog.w(TAG, "No IntentFilter verification will not be done as " 13619 + "there is no IntentFilterVerifier available!"); 13620 return; 13621 } 13622 13623 final int verifierUid = getPackageUid( 13624 mIntentFilterVerifierComponent.getPackageName(), 13625 MATCH_DEBUG_TRIAGED_MISSING, 13626 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13627 13628 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13629 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13630 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13631 mHandler.sendMessage(msg); 13632 } 13633 13634 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13635 PackageParser.Package pkg) { 13636 int size = pkg.activities.size(); 13637 if (size == 0) { 13638 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13639 "No activity, so no need to verify any IntentFilter!"); 13640 return; 13641 } 13642 13643 final boolean hasDomainURLs = hasDomainURLs(pkg); 13644 if (!hasDomainURLs) { 13645 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13646 "No domain URLs, so no need to verify any IntentFilter!"); 13647 return; 13648 } 13649 13650 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13651 + " if any IntentFilter from the " + size 13652 + " Activities needs verification ..."); 13653 13654 int count = 0; 13655 final String packageName = pkg.packageName; 13656 13657 synchronized (mPackages) { 13658 // If this is a new install and we see that we've already run verification for this 13659 // package, we have nothing to do: it means the state was restored from backup. 13660 if (!replacing) { 13661 IntentFilterVerificationInfo ivi = 13662 mSettings.getIntentFilterVerificationLPr(packageName); 13663 if (ivi != null) { 13664 if (DEBUG_DOMAIN_VERIFICATION) { 13665 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13666 + ivi.getStatusString()); 13667 } 13668 return; 13669 } 13670 } 13671 13672 // If any filters need to be verified, then all need to be. 13673 boolean needToVerify = false; 13674 for (PackageParser.Activity a : pkg.activities) { 13675 for (ActivityIntentInfo filter : a.intents) { 13676 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13677 if (DEBUG_DOMAIN_VERIFICATION) { 13678 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13679 } 13680 needToVerify = true; 13681 break; 13682 } 13683 } 13684 } 13685 13686 if (needToVerify) { 13687 final int verificationId = mIntentFilterVerificationToken++; 13688 for (PackageParser.Activity a : pkg.activities) { 13689 for (ActivityIntentInfo filter : a.intents) { 13690 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13691 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13692 "Verification needed for IntentFilter:" + filter.toString()); 13693 mIntentFilterVerifier.addOneIntentFilterVerification( 13694 verifierUid, userId, verificationId, filter, packageName); 13695 count++; 13696 } 13697 } 13698 } 13699 } 13700 } 13701 13702 if (count > 0) { 13703 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13704 + " IntentFilter verification" + (count > 1 ? "s" : "") 13705 + " for userId:" + userId); 13706 mIntentFilterVerifier.startVerifications(userId); 13707 } else { 13708 if (DEBUG_DOMAIN_VERIFICATION) { 13709 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13710 } 13711 } 13712 } 13713 13714 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13715 final ComponentName cn = filter.activity.getComponentName(); 13716 final String packageName = cn.getPackageName(); 13717 13718 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13719 packageName); 13720 if (ivi == null) { 13721 return true; 13722 } 13723 int status = ivi.getStatus(); 13724 switch (status) { 13725 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13726 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13727 return true; 13728 13729 default: 13730 // Nothing to do 13731 return false; 13732 } 13733 } 13734 13735 private static boolean isMultiArch(ApplicationInfo info) { 13736 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13737 } 13738 13739 private static boolean isExternal(PackageParser.Package pkg) { 13740 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13741 } 13742 13743 private static boolean isExternal(PackageSetting ps) { 13744 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13745 } 13746 13747 private static boolean isEphemeral(PackageParser.Package pkg) { 13748 return pkg.applicationInfo.isEphemeralApp(); 13749 } 13750 13751 private static boolean isEphemeral(PackageSetting ps) { 13752 return ps.pkg != null && isEphemeral(ps.pkg); 13753 } 13754 13755 private static boolean isSystemApp(PackageParser.Package pkg) { 13756 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13757 } 13758 13759 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13760 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13761 } 13762 13763 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13764 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13765 } 13766 13767 private static boolean isSystemApp(PackageSetting ps) { 13768 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13769 } 13770 13771 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13772 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13773 } 13774 13775 private int packageFlagsToInstallFlags(PackageSetting ps) { 13776 int installFlags = 0; 13777 if (isEphemeral(ps)) { 13778 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13779 } 13780 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13781 // This existing package was an external ASEC install when we have 13782 // the external flag without a UUID 13783 installFlags |= PackageManager.INSTALL_EXTERNAL; 13784 } 13785 if (ps.isForwardLocked()) { 13786 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13787 } 13788 return installFlags; 13789 } 13790 13791 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13792 if (isExternal(pkg)) { 13793 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13794 return StorageManager.UUID_PRIMARY_PHYSICAL; 13795 } else { 13796 return pkg.volumeUuid; 13797 } 13798 } else { 13799 return StorageManager.UUID_PRIVATE_INTERNAL; 13800 } 13801 } 13802 13803 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13804 if (isExternal(pkg)) { 13805 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13806 return mSettings.getExternalVersion(); 13807 } else { 13808 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13809 } 13810 } else { 13811 return mSettings.getInternalVersion(); 13812 } 13813 } 13814 13815 private void deleteTempPackageFiles() { 13816 final FilenameFilter filter = new FilenameFilter() { 13817 public boolean accept(File dir, String name) { 13818 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13819 } 13820 }; 13821 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13822 file.delete(); 13823 } 13824 } 13825 13826 @Override 13827 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13828 int flags) { 13829 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13830 flags); 13831 } 13832 13833 @Override 13834 public void deletePackage(final String packageName, 13835 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13836 mContext.enforceCallingOrSelfPermission( 13837 android.Manifest.permission.DELETE_PACKAGES, null); 13838 Preconditions.checkNotNull(packageName); 13839 Preconditions.checkNotNull(observer); 13840 final int uid = Binder.getCallingUid(); 13841 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13842 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13843 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13844 mContext.enforceCallingOrSelfPermission( 13845 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13846 "deletePackage for user " + userId); 13847 } 13848 13849 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13850 try { 13851 observer.onPackageDeleted(packageName, 13852 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13853 } catch (RemoteException re) { 13854 } 13855 return; 13856 } 13857 13858 for (int currentUserId : users) { 13859 if (getBlockUninstallForUser(packageName, currentUserId)) { 13860 try { 13861 observer.onPackageDeleted(packageName, 13862 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13863 } catch (RemoteException re) { 13864 } 13865 return; 13866 } 13867 } 13868 13869 if (DEBUG_REMOVE) { 13870 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13871 } 13872 // Queue up an async operation since the package deletion may take a little while. 13873 mHandler.post(new Runnable() { 13874 public void run() { 13875 mHandler.removeCallbacks(this); 13876 final int returnCode = deletePackageX(packageName, userId, flags); 13877 try { 13878 observer.onPackageDeleted(packageName, returnCode, null); 13879 } catch (RemoteException e) { 13880 Log.i(TAG, "Observer no longer exists."); 13881 } //end catch 13882 } //end run 13883 }); 13884 } 13885 13886 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13887 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13888 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13889 try { 13890 if (dpm != null) { 13891 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13892 /* callingUserOnly =*/ false); 13893 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13894 : deviceOwnerComponentName.getPackageName(); 13895 // Does the package contains the device owner? 13896 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13897 // this check is probably not needed, since DO should be registered as a device 13898 // admin on some user too. (Original bug for this: b/17657954) 13899 if (packageName.equals(deviceOwnerPackageName)) { 13900 return true; 13901 } 13902 // Does it contain a device admin for any user? 13903 int[] users; 13904 if (userId == UserHandle.USER_ALL) { 13905 users = sUserManager.getUserIds(); 13906 } else { 13907 users = new int[]{userId}; 13908 } 13909 for (int i = 0; i < users.length; ++i) { 13910 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13911 return true; 13912 } 13913 } 13914 } 13915 } catch (RemoteException e) { 13916 } 13917 return false; 13918 } 13919 13920 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13921 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13922 } 13923 13924 /** 13925 * This method is an internal method that could be get invoked either 13926 * to delete an installed package or to clean up a failed installation. 13927 * After deleting an installed package, a broadcast is sent to notify any 13928 * listeners that the package has been installed. For cleaning up a failed 13929 * installation, the broadcast is not necessary since the package's 13930 * installation wouldn't have sent the initial broadcast either 13931 * The key steps in deleting a package are 13932 * deleting the package information in internal structures like mPackages, 13933 * deleting the packages base directories through installd 13934 * updating mSettings to reflect current status 13935 * persisting settings for later use 13936 * sending a broadcast if necessary 13937 */ 13938 private int deletePackageX(String packageName, int userId, int flags) { 13939 final PackageRemovedInfo info = new PackageRemovedInfo(); 13940 final boolean res; 13941 13942 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13943 ? UserHandle.ALL : new UserHandle(userId); 13944 13945 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13946 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13947 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13948 } 13949 13950 boolean removedForAllUsers = false; 13951 boolean systemUpdate = false; 13952 13953 PackageParser.Package uninstalledPkg; 13954 13955 // for the uninstall-updates case and restricted profiles, remember the per- 13956 // userhandle installed state 13957 int[] allUsers; 13958 boolean[] perUserInstalled; 13959 synchronized (mPackages) { 13960 uninstalledPkg = mPackages.get(packageName); 13961 PackageSetting ps = mSettings.mPackages.get(packageName); 13962 allUsers = sUserManager.getUserIds(); 13963 perUserInstalled = new boolean[allUsers.length]; 13964 for (int i = 0; i < allUsers.length; i++) { 13965 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13966 } 13967 } 13968 13969 synchronized (mInstallLock) { 13970 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13971 res = deletePackageLI(packageName, removeForUser, true, allUsers, perUserInstalled, 13972 flags | REMOVE_CHATTY, info, true, null); 13973 systemUpdate = info.isRemovedPackageSystemUpdate; 13974 synchronized (mPackages) { 13975 if (res) { 13976 if (!systemUpdate && mPackages.get(packageName) == null) { 13977 removedForAllUsers = true; 13978 } 13979 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13980 } 13981 } 13982 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13983 + " removedForAllUsers=" + removedForAllUsers); 13984 } 13985 13986 if (res) { 13987 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13988 13989 // If the removed package was a system update, the old system package 13990 // was re-enabled; we need to broadcast this information 13991 if (systemUpdate) { 13992 Bundle extras = new Bundle(1); 13993 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13994 ? info.removedAppId : info.uid); 13995 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13996 13997 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13998 extras, 0, null, null, null); 13999 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 14000 extras, 0, null, null, null); 14001 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 14002 null, 0, packageName, null, null); 14003 } 14004 } 14005 // Force a gc here. 14006 Runtime.getRuntime().gc(); 14007 // Delete the resources here after sending the broadcast to let 14008 // other processes clean up before deleting resources. 14009 if (info.args != null) { 14010 synchronized (mInstallLock) { 14011 info.args.doPostDeleteLI(true); 14012 } 14013 } 14014 14015 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 14016 } 14017 14018 class PackageRemovedInfo { 14019 String removedPackage; 14020 int uid = -1; 14021 int removedAppId = -1; 14022 int[] removedUsers = null; 14023 boolean isRemovedPackageSystemUpdate = false; 14024 // Clean up resources deleted packages. 14025 InstallArgs args = null; 14026 14027 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 14028 Bundle extras = new Bundle(1); 14029 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 14030 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 14031 if (replacing) { 14032 extras.putBoolean(Intent.EXTRA_REPLACING, true); 14033 } 14034 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 14035 if (removedPackage != null) { 14036 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 14037 extras, 0, null, null, removedUsers); 14038 if (fullRemove && !replacing) { 14039 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 14040 extras, 0, null, null, removedUsers); 14041 } 14042 } 14043 if (removedAppId >= 0) { 14044 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 14045 removedUsers); 14046 } 14047 } 14048 } 14049 14050 /* 14051 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 14052 * flag is not set, the data directory is removed as well. 14053 * make sure this flag is set for partially installed apps. If not its meaningless to 14054 * delete a partially installed application. 14055 */ 14056 private void removePackageDataLI(PackageSetting ps, 14057 int[] allUserHandles, boolean[] perUserInstalled, 14058 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 14059 String packageName = ps.name; 14060 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 14061 removePackageSettingLI(ps, (flags&REMOVE_CHATTY) != 0); 14062 // Retrieve object to delete permissions for shared user later on 14063 final PackageSetting deletedPs; 14064 // reader 14065 synchronized (mPackages) { 14066 deletedPs = mSettings.mPackages.get(packageName); 14067 if (outInfo != null) { 14068 outInfo.removedPackage = packageName; 14069 outInfo.removedUsers = deletedPs != null 14070 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 14071 : null; 14072 } 14073 } 14074 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14075 removeDataDirsLI(ps.volumeUuid, packageName); 14076 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 14077 } 14078 // writer 14079 synchronized (mPackages) { 14080 if (deletedPs != null) { 14081 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14082 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 14083 clearDefaultBrowserIfNeeded(packageName); 14084 if (outInfo != null) { 14085 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 14086 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 14087 } 14088 updatePermissionsLPw(deletedPs.name, null, 0); 14089 if (deletedPs.sharedUser != null) { 14090 // Remove permissions associated with package. Since runtime 14091 // permissions are per user we have to kill the removed package 14092 // or packages running under the shared user of the removed 14093 // package if revoking the permissions requested only by the removed 14094 // package is successful and this causes a change in gids. 14095 for (int userId : UserManagerService.getInstance().getUserIds()) { 14096 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 14097 userId); 14098 if (userIdToKill == UserHandle.USER_ALL 14099 || userIdToKill >= UserHandle.USER_SYSTEM) { 14100 // If gids changed for this user, kill all affected packages. 14101 mHandler.post(new Runnable() { 14102 @Override 14103 public void run() { 14104 // This has to happen with no lock held. 14105 killApplication(deletedPs.name, deletedPs.appId, 14106 KILL_APP_REASON_GIDS_CHANGED); 14107 } 14108 }); 14109 break; 14110 } 14111 } 14112 } 14113 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 14114 } 14115 // make sure to preserve per-user disabled state if this removal was just 14116 // a downgrade of a system app to the factory package 14117 if (allUserHandles != null && perUserInstalled != null) { 14118 if (DEBUG_REMOVE) { 14119 Slog.d(TAG, "Propagating install state across downgrade"); 14120 } 14121 for (int i = 0; i < allUserHandles.length; i++) { 14122 if (DEBUG_REMOVE) { 14123 Slog.d(TAG, " user " + allUserHandles[i] 14124 + " => " + perUserInstalled[i]); 14125 } 14126 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 14127 } 14128 } 14129 } 14130 // can downgrade to reader 14131 if (writeSettings) { 14132 // Save settings now 14133 mSettings.writeLPr(); 14134 } 14135 } 14136 if (outInfo != null) { 14137 // A user ID was deleted here. Go through all users and remove it 14138 // from KeyStore. 14139 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 14140 } 14141 } 14142 14143 static boolean locationIsPrivileged(File path) { 14144 try { 14145 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 14146 .getCanonicalPath(); 14147 return path.getCanonicalPath().startsWith(privilegedAppDir); 14148 } catch (IOException e) { 14149 Slog.e(TAG, "Unable to access code path " + path); 14150 } 14151 return false; 14152 } 14153 14154 /* 14155 * Tries to delete system package. 14156 */ 14157 private boolean deleteSystemPackageLI(PackageParser.Package deletedPkg, 14158 PackageSetting deletedPs, int[] allUserHandles, boolean[] perUserInstalled, 14159 int flags, PackageRemovedInfo outInfo, boolean writeSettings, 14160 PackageParser.Package replacingPackage) { 14161 if (deletedPkg.parentPackage != null) { 14162 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 14163 return false; 14164 } 14165 14166 final boolean applyUserRestrictions 14167 = (allUserHandles != null) && (perUserInstalled != null); 14168 final PackageSetting disabledPs; 14169 // Confirm if the system package has been updated 14170 // An updated system app can be deleted. This will also have to restore 14171 // the system pkg from system partition 14172 // reader 14173 synchronized (mPackages) { 14174 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPkg.packageName); 14175 } 14176 14177 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 14178 + " disabledPs=" + disabledPs); 14179 14180 if (disabledPs == null) { 14181 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 14182 return false; 14183 } else if (DEBUG_REMOVE) { 14184 Slog.d(TAG, "Deleting system pkg from data partition"); 14185 } 14186 14187 if (DEBUG_REMOVE) { 14188 if (applyUserRestrictions) { 14189 Slog.d(TAG, "Remembering install states:"); 14190 for (int i = 0; i < allUserHandles.length; i++) { 14191 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 14192 } 14193 } 14194 } 14195 14196 // Delete the updated package 14197 outInfo.isRemovedPackageSystemUpdate = true; 14198 if (disabledPs.versionCode < deletedPs.versionCode) { 14199 // Delete data for downgrades 14200 flags &= ~PackageManager.DELETE_KEEP_DATA; 14201 } else { 14202 // Preserve data by setting flag 14203 flags |= PackageManager.DELETE_KEEP_DATA; 14204 } 14205 boolean ret = deleteInstalledPackageLI(deletedPkg, true, flags, allUserHandles, 14206 perUserInstalled, outInfo, writeSettings, replacingPackage); 14207 if (!ret) { 14208 return false; 14209 } 14210 14211 // writer 14212 synchronized (mPackages) { 14213 // Reinstate the old system package 14214 enableSystemPackageLPw(disabledPs.pkg); 14215 // Remove any native libraries from the upgraded package. 14216 removeNativeBinariesLI(deletedPkg); 14217 } 14218 14219 // Install the system package 14220 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 14221 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 14222 if (locationIsPrivileged(disabledPs.codePath)) { 14223 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 14224 } 14225 14226 final PackageParser.Package newPkg; 14227 try { 14228 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 14229 } catch (PackageManagerException e) { 14230 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 14231 + e.getMessage()); 14232 return false; 14233 } 14234 14235 prepareAppDataAfterInstall(newPkg); 14236 14237 // writer 14238 synchronized (mPackages) { 14239 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 14240 14241 // Propagate the permissions state as we do not want to drop on the floor 14242 // runtime permissions. The update permissions method below will take 14243 // care of removing obsolete permissions and grant install permissions. 14244 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 14245 updatePermissionsLPw(newPkg.packageName, newPkg, 14246 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 14247 14248 if (applyUserRestrictions) { 14249 if (DEBUG_REMOVE) { 14250 Slog.d(TAG, "Propagating install state across reinstall"); 14251 } 14252 for (int i = 0; i < allUserHandles.length; i++) { 14253 if (DEBUG_REMOVE) { 14254 Slog.d(TAG, " user " + allUserHandles[i] 14255 + " => " + perUserInstalled[i]); 14256 } 14257 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 14258 14259 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 14260 } 14261 // Regardless of writeSettings we need to ensure that this restriction 14262 // state propagation is persisted 14263 mSettings.writeAllUsersPackageRestrictionsLPr(); 14264 } 14265 // can downgrade to reader here 14266 if (writeSettings) { 14267 mSettings.writeLPr(); 14268 } 14269 } 14270 return true; 14271 } 14272 14273 private boolean deleteInstalledPackageLI(PackageParser.Package pkg, 14274 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 14275 boolean[] perUserInstalled, PackageRemovedInfo outInfo, boolean writeSettings, 14276 PackageParser.Package replacingPackage) { 14277 PackageSetting ps = null; 14278 14279 synchronized (mPackages) { 14280 pkg = mPackages.get(pkg.packageName); 14281 if (pkg == null) { 14282 return false; 14283 } 14284 14285 ps = mSettings.mPackages.get(pkg.packageName); 14286 if (ps == null) { 14287 return false; 14288 } 14289 14290 if (outInfo != null) { 14291 outInfo.uid = ps.appId; 14292 } 14293 } 14294 14295 // Delete package data from internal structures and also remove data if flag is set 14296 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, 14297 writeSettings); 14298 14299 // Delete the child packages data 14300 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14301 for (int i = 0; i < childCount; i++) { 14302 PackageSetting childPs; 14303 synchronized (mPackages) { 14304 childPs = mSettings.peekPackageLPr(pkg.childPackages.get(i).packageName); 14305 } 14306 if (childPs != null) { 14307 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 14308 && (replacingPackage != null 14309 && !replacingPackage.hasChildPackage(childPs.name)) 14310 ? flags & ~DELETE_KEEP_DATA : flags; 14311 removePackageDataLI(childPs, allUserHandles, perUserInstalled, outInfo, 14312 deleteFlags, writeSettings); 14313 } 14314 } 14315 14316 // Delete application code and resources only for parent packages 14317 if (ps.pkg.parentPackage == null) { 14318 if (deleteCodeAndResources && (outInfo != null)) { 14319 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 14320 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 14321 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 14322 } 14323 } 14324 14325 return true; 14326 } 14327 14328 @Override 14329 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 14330 int userId) { 14331 mContext.enforceCallingOrSelfPermission( 14332 android.Manifest.permission.DELETE_PACKAGES, null); 14333 synchronized (mPackages) { 14334 PackageSetting ps = mSettings.mPackages.get(packageName); 14335 if (ps == null) { 14336 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 14337 return false; 14338 } 14339 if (!ps.getInstalled(userId)) { 14340 // Can't block uninstall for an app that is not installed or enabled. 14341 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 14342 return false; 14343 } 14344 ps.setBlockUninstall(blockUninstall, userId); 14345 mSettings.writePackageRestrictionsLPr(userId); 14346 } 14347 return true; 14348 } 14349 14350 @Override 14351 public boolean getBlockUninstallForUser(String packageName, int userId) { 14352 synchronized (mPackages) { 14353 PackageSetting ps = mSettings.mPackages.get(packageName); 14354 if (ps == null) { 14355 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 14356 return false; 14357 } 14358 return ps.getBlockUninstall(userId); 14359 } 14360 } 14361 14362 @Override 14363 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 14364 int callingUid = Binder.getCallingUid(); 14365 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 14366 throw new SecurityException( 14367 "setRequiredForSystemUser can only be run by the system or root"); 14368 } 14369 synchronized (mPackages) { 14370 PackageSetting ps = mSettings.mPackages.get(packageName); 14371 if (ps == null) { 14372 Log.w(TAG, "Package doesn't exist: " + packageName); 14373 return false; 14374 } 14375 if (systemUserApp) { 14376 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14377 } else { 14378 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14379 } 14380 mSettings.writeLPr(); 14381 } 14382 return true; 14383 } 14384 14385 /* 14386 * This method handles package deletion in general 14387 */ 14388 private boolean deletePackageLI(String packageName, UserHandle user, 14389 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 14390 int flags, PackageRemovedInfo outInfo, boolean writeSettings, 14391 PackageParser.Package replacingPackage) { 14392 if (packageName == null) { 14393 Slog.w(TAG, "Attempt to delete null packageName."); 14394 return false; 14395 } 14396 14397 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 14398 14399 PackageSetting ps; 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 final int removedUserId = (user != null) ? user.getIdentifier() 14415 : UserHandle.USER_ALL; 14416 if (!clearPackageStateForUser(ps, removedUserId, outInfo)) { 14417 return false; 14418 } 14419 markPackageUninstalledForUserLPw(ps, user); 14420 scheduleWritePackageRestrictionsLocked(user); 14421 return true; 14422 } 14423 } 14424 14425 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 14426 && user.getIdentifier() != UserHandle.USER_ALL)) { 14427 // The caller is asking that the package only be deleted for a single 14428 // user. To do this, we just mark its uninstalled state and delete 14429 // its data. If this is a system app, we only allow this to happen if 14430 // they have set the special DELETE_SYSTEM_APP which requests different 14431 // semantics than normal for uninstalling system apps. 14432 markPackageUninstalledForUserLPw(ps, user); 14433 14434 if (!isSystemApp(ps)) { 14435 // Do not uninstall the APK if an app should be cached 14436 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 14437 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 14438 // Other user still have this package installed, so all 14439 // we need to do is clear this user's data and save that 14440 // it is uninstalled. 14441 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 14442 if (!clearPackageStateForUser(ps, user.getIdentifier(), outInfo)) { 14443 return false; 14444 } 14445 scheduleWritePackageRestrictionsLocked(user); 14446 return true; 14447 } else { 14448 // We need to set it back to 'installed' so the uninstall 14449 // broadcasts will be sent correctly. 14450 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 14451 ps.setInstalled(true, user.getIdentifier()); 14452 } 14453 } else { 14454 // This is a system app, so we assume that the 14455 // other users still have this package installed, so all 14456 // we need to do is clear this user's data and save that 14457 // it is uninstalled. 14458 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 14459 if (!clearPackageStateForUser(ps, user.getIdentifier(), outInfo)) { 14460 return false; 14461 } 14462 scheduleWritePackageRestrictionsLocked(user); 14463 return true; 14464 } 14465 } 14466 14467 boolean ret = false; 14468 if (isSystemApp(ps)) { 14469 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 14470 // When an updated system application is deleted we delete the existing resources as well and 14471 // fall back to existing code in system partition 14472 ret = deleteSystemPackageLI(ps.pkg, ps, allUserHandles, perUserInstalled, 14473 flags, outInfo, writeSettings, replacingPackage); 14474 } else { 14475 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 14476 // Kill application pre-emptively especially for apps on sd. 14477 killApplication(packageName, ps.appId, "uninstall pkg"); 14478 ret = deleteInstalledPackageLI(ps.pkg, deleteCodeAndResources, flags, allUserHandles, 14479 perUserInstalled, outInfo, writeSettings, replacingPackage); 14480 } 14481 14482 return ret; 14483 } 14484 14485 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 14486 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 14487 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 14488 for (int nextUserId : userIds) { 14489 if (DEBUG_REMOVE) { 14490 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 14491 } 14492 ps.setUserState(nextUserId, COMPONENT_ENABLED_STATE_DEFAULT, 14493 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 14494 false /*hidden*/, false /*suspended*/, null, null, null, 14495 false /*blockUninstall*/, 14496 ps.readUserState(nextUserId).domainVerificationStatus, 0); 14497 } 14498 } 14499 14500 private boolean clearPackageStateForUser(PackageSetting ps, int userId, 14501 PackageRemovedInfo outInfo) { 14502 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 14503 : new int[] {userId}; 14504 for (int nextUserId : userIds) { 14505 if (DEBUG_REMOVE) { 14506 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 14507 + nextUserId); 14508 } 14509 final int flags = StorageManager.FLAG_STORAGE_CE| StorageManager.FLAG_STORAGE_DE; 14510 try { 14511 mInstaller.destroyAppData(ps.volumeUuid, ps.name, nextUserId, flags); 14512 } catch (InstallerException e) { 14513 Slog.w(TAG, "Couldn't remove cache files for package " + ps.name, e); 14514 return false; 14515 } 14516 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 14517 schedulePackageCleaning(ps.name, nextUserId, false); 14518 synchronized (mPackages) { 14519 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 14520 scheduleWritePackageRestrictionsLocked(nextUserId); 14521 } 14522 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 14523 } 14524 } 14525 14526 if (outInfo != null) { 14527 outInfo.removedPackage = ps.name; 14528 outInfo.removedAppId = ps.appId; 14529 outInfo.removedUsers = userIds; 14530 } 14531 14532 return true; 14533 } 14534 14535 private final class ClearStorageConnection implements ServiceConnection { 14536 IMediaContainerService mContainerService; 14537 14538 @Override 14539 public void onServiceConnected(ComponentName name, IBinder service) { 14540 synchronized (this) { 14541 mContainerService = IMediaContainerService.Stub.asInterface(service); 14542 notifyAll(); 14543 } 14544 } 14545 14546 @Override 14547 public void onServiceDisconnected(ComponentName name) { 14548 } 14549 } 14550 14551 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 14552 final boolean mounted; 14553 if (Environment.isExternalStorageEmulated()) { 14554 mounted = true; 14555 } else { 14556 final String status = Environment.getExternalStorageState(); 14557 14558 mounted = status.equals(Environment.MEDIA_MOUNTED) 14559 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 14560 } 14561 14562 if (!mounted) { 14563 return; 14564 } 14565 14566 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 14567 int[] users; 14568 if (userId == UserHandle.USER_ALL) { 14569 users = sUserManager.getUserIds(); 14570 } else { 14571 users = new int[] { userId }; 14572 } 14573 final ClearStorageConnection conn = new ClearStorageConnection(); 14574 if (mContext.bindServiceAsUser( 14575 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 14576 try { 14577 for (int curUser : users) { 14578 long timeout = SystemClock.uptimeMillis() + 5000; 14579 synchronized (conn) { 14580 long now = SystemClock.uptimeMillis(); 14581 while (conn.mContainerService == null && now < timeout) { 14582 try { 14583 conn.wait(timeout - now); 14584 } catch (InterruptedException e) { 14585 } 14586 } 14587 } 14588 if (conn.mContainerService == null) { 14589 return; 14590 } 14591 14592 final UserEnvironment userEnv = new UserEnvironment(curUser); 14593 clearDirectory(conn.mContainerService, 14594 userEnv.buildExternalStorageAppCacheDirs(packageName)); 14595 if (allData) { 14596 clearDirectory(conn.mContainerService, 14597 userEnv.buildExternalStorageAppDataDirs(packageName)); 14598 clearDirectory(conn.mContainerService, 14599 userEnv.buildExternalStorageAppMediaDirs(packageName)); 14600 } 14601 } 14602 } finally { 14603 mContext.unbindService(conn); 14604 } 14605 } 14606 } 14607 14608 @Override 14609 public void clearApplicationUserData(final String packageName, 14610 final IPackageDataObserver observer, final int userId) { 14611 mContext.enforceCallingOrSelfPermission( 14612 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 14613 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 14614 // Queue up an async operation since the package deletion may take a little while. 14615 mHandler.post(new Runnable() { 14616 public void run() { 14617 mHandler.removeCallbacks(this); 14618 final boolean succeeded; 14619 synchronized (mInstallLock) { 14620 succeeded = clearApplicationUserDataLI(packageName, userId); 14621 } 14622 clearExternalStorageDataSync(packageName, userId, true); 14623 if (succeeded) { 14624 // invoke DeviceStorageMonitor's update method to clear any notifications 14625 DeviceStorageMonitorInternal 14626 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14627 if (dsm != null) { 14628 dsm.checkMemory(); 14629 } 14630 } 14631 if(observer != null) { 14632 try { 14633 observer.onRemoveCompleted(packageName, succeeded); 14634 } catch (RemoteException e) { 14635 Log.i(TAG, "Observer no longer exists."); 14636 } 14637 } //end if observer 14638 } //end run 14639 }); 14640 } 14641 14642 private boolean clearApplicationUserDataLI(String packageName, int userId) { 14643 if (packageName == null) { 14644 Slog.w(TAG, "Attempt to delete null packageName."); 14645 return false; 14646 } 14647 14648 // Try finding details about the requested package 14649 PackageParser.Package pkg; 14650 synchronized (mPackages) { 14651 pkg = mPackages.get(packageName); 14652 if (pkg == null) { 14653 final PackageSetting ps = mSettings.mPackages.get(packageName); 14654 if (ps != null) { 14655 pkg = ps.pkg; 14656 } 14657 } 14658 14659 if (pkg == null) { 14660 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14661 return false; 14662 } 14663 14664 PackageSetting ps = (PackageSetting) pkg.mExtras; 14665 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14666 } 14667 14668 // Always delete data directories for package, even if we found no other 14669 // record of app. This helps users recover from UID mismatches without 14670 // resorting to a full data wipe. 14671 // TODO: triage flags as part of 26466827 14672 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 14673 try { 14674 mInstaller.clearAppData(pkg.volumeUuid, packageName, userId, flags); 14675 } catch (InstallerException e) { 14676 Slog.w(TAG, "Couldn't remove cache files for package " + packageName, e); 14677 return false; 14678 } 14679 14680 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14681 removeKeystoreDataIfNeeded(userId, appId); 14682 14683 // Create a native library symlink only if we have native libraries 14684 // and if the native libraries are 32 bit libraries. We do not provide 14685 // this symlink for 64 bit libraries. 14686 if (pkg.applicationInfo.primaryCpuAbi != null && 14687 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14688 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14689 try { 14690 mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14691 nativeLibPath, userId); 14692 } catch (InstallerException e) { 14693 Slog.w(TAG, "Failed linking native library dir", e); 14694 return false; 14695 } 14696 } 14697 14698 return true; 14699 } 14700 14701 /** 14702 * Reverts user permission state changes (permissions and flags) in 14703 * all packages for a given user. 14704 * 14705 * @param userId The device user for which to do a reset. 14706 */ 14707 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14708 final int packageCount = mPackages.size(); 14709 for (int i = 0; i < packageCount; i++) { 14710 PackageParser.Package pkg = mPackages.valueAt(i); 14711 PackageSetting ps = (PackageSetting) pkg.mExtras; 14712 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14713 } 14714 } 14715 14716 /** 14717 * Reverts user permission state changes (permissions and flags). 14718 * 14719 * @param ps The package for which to reset. 14720 * @param userId The device user for which to do a reset. 14721 */ 14722 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14723 final PackageSetting ps, final int userId) { 14724 if (ps.pkg == null) { 14725 return; 14726 } 14727 14728 // These are flags that can change base on user actions. 14729 final int userSettableMask = FLAG_PERMISSION_USER_SET 14730 | FLAG_PERMISSION_USER_FIXED 14731 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14732 | FLAG_PERMISSION_REVIEW_REQUIRED; 14733 14734 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14735 | FLAG_PERMISSION_POLICY_FIXED; 14736 14737 boolean writeInstallPermissions = false; 14738 boolean writeRuntimePermissions = false; 14739 14740 final int permissionCount = ps.pkg.requestedPermissions.size(); 14741 for (int i = 0; i < permissionCount; i++) { 14742 String permission = ps.pkg.requestedPermissions.get(i); 14743 14744 BasePermission bp = mSettings.mPermissions.get(permission); 14745 if (bp == null) { 14746 continue; 14747 } 14748 14749 // If shared user we just reset the state to which only this app contributed. 14750 if (ps.sharedUser != null) { 14751 boolean used = false; 14752 final int packageCount = ps.sharedUser.packages.size(); 14753 for (int j = 0; j < packageCount; j++) { 14754 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14755 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14756 && pkg.pkg.requestedPermissions.contains(permission)) { 14757 used = true; 14758 break; 14759 } 14760 } 14761 if (used) { 14762 continue; 14763 } 14764 } 14765 14766 PermissionsState permissionsState = ps.getPermissionsState(); 14767 14768 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14769 14770 // Always clear the user settable flags. 14771 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14772 bp.name) != null; 14773 // If permission review is enabled and this is a legacy app, mark the 14774 // permission as requiring a review as this is the initial state. 14775 int flags = 0; 14776 if (Build.PERMISSIONS_REVIEW_REQUIRED 14777 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14778 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14779 } 14780 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14781 if (hasInstallState) { 14782 writeInstallPermissions = true; 14783 } else { 14784 writeRuntimePermissions = true; 14785 } 14786 } 14787 14788 // Below is only runtime permission handling. 14789 if (!bp.isRuntime()) { 14790 continue; 14791 } 14792 14793 // Never clobber system or policy. 14794 if ((oldFlags & policyOrSystemFlags) != 0) { 14795 continue; 14796 } 14797 14798 // If this permission was granted by default, make sure it is. 14799 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14800 if (permissionsState.grantRuntimePermission(bp, userId) 14801 != PERMISSION_OPERATION_FAILURE) { 14802 writeRuntimePermissions = true; 14803 } 14804 // If permission review is enabled the permissions for a legacy apps 14805 // are represented as constantly granted runtime ones, so don't revoke. 14806 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14807 // Otherwise, reset the permission. 14808 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14809 switch (revokeResult) { 14810 case PERMISSION_OPERATION_SUCCESS: { 14811 writeRuntimePermissions = true; 14812 } break; 14813 14814 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14815 writeRuntimePermissions = true; 14816 final int appId = ps.appId; 14817 mHandler.post(new Runnable() { 14818 @Override 14819 public void run() { 14820 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14821 } 14822 }); 14823 } break; 14824 } 14825 } 14826 } 14827 14828 // Synchronously write as we are taking permissions away. 14829 if (writeRuntimePermissions) { 14830 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14831 } 14832 14833 // Synchronously write as we are taking permissions away. 14834 if (writeInstallPermissions) { 14835 mSettings.writeLPr(); 14836 } 14837 } 14838 14839 /** 14840 * Remove entries from the keystore daemon. Will only remove it if the 14841 * {@code appId} is valid. 14842 */ 14843 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14844 if (appId < 0) { 14845 return; 14846 } 14847 14848 final KeyStore keyStore = KeyStore.getInstance(); 14849 if (keyStore != null) { 14850 if (userId == UserHandle.USER_ALL) { 14851 for (final int individual : sUserManager.getUserIds()) { 14852 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14853 } 14854 } else { 14855 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14856 } 14857 } else { 14858 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14859 } 14860 } 14861 14862 @Override 14863 public void deleteApplicationCacheFiles(final String packageName, 14864 final IPackageDataObserver observer) { 14865 mContext.enforceCallingOrSelfPermission( 14866 android.Manifest.permission.DELETE_CACHE_FILES, null); 14867 // Queue up an async operation since the package deletion may take a little while. 14868 final int userId = UserHandle.getCallingUserId(); 14869 mHandler.post(new Runnable() { 14870 public void run() { 14871 mHandler.removeCallbacks(this); 14872 final boolean succeded; 14873 synchronized (mInstallLock) { 14874 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14875 } 14876 clearExternalStorageDataSync(packageName, userId, false); 14877 if (observer != null) { 14878 try { 14879 observer.onRemoveCompleted(packageName, succeded); 14880 } catch (RemoteException e) { 14881 Log.i(TAG, "Observer no longer exists."); 14882 } 14883 } //end if observer 14884 } //end run 14885 }); 14886 } 14887 14888 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14889 if (packageName == null) { 14890 Slog.w(TAG, "Attempt to delete null packageName."); 14891 return false; 14892 } 14893 PackageParser.Package p; 14894 synchronized (mPackages) { 14895 p = mPackages.get(packageName); 14896 } 14897 if (p == null) { 14898 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14899 return false; 14900 } 14901 final ApplicationInfo applicationInfo = p.applicationInfo; 14902 if (applicationInfo == null) { 14903 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14904 return false; 14905 } 14906 // TODO: triage flags as part of 26466827 14907 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 14908 try { 14909 mInstaller.clearAppData(p.volumeUuid, packageName, userId, 14910 flags | Installer.FLAG_CLEAR_CACHE_ONLY); 14911 } catch (InstallerException e) { 14912 Slog.w(TAG, "Couldn't remove cache files for package " 14913 + packageName + " u" + userId, e); 14914 return false; 14915 } 14916 return true; 14917 } 14918 14919 @Override 14920 public void getPackageSizeInfo(final String packageName, int userHandle, 14921 final IPackageStatsObserver observer) { 14922 mContext.enforceCallingOrSelfPermission( 14923 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14924 if (packageName == null) { 14925 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14926 } 14927 14928 PackageStats stats = new PackageStats(packageName, userHandle); 14929 14930 /* 14931 * Queue up an async operation since the package measurement may take a 14932 * little while. 14933 */ 14934 Message msg = mHandler.obtainMessage(INIT_COPY); 14935 msg.obj = new MeasureParams(stats, observer); 14936 mHandler.sendMessage(msg); 14937 } 14938 14939 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14940 PackageStats pStats) { 14941 if (packageName == null) { 14942 Slog.w(TAG, "Attempt to get size of null packageName."); 14943 return false; 14944 } 14945 PackageParser.Package p; 14946 boolean dataOnly = false; 14947 String libDirRoot = null; 14948 String asecPath = null; 14949 PackageSetting ps = null; 14950 synchronized (mPackages) { 14951 p = mPackages.get(packageName); 14952 ps = mSettings.mPackages.get(packageName); 14953 if(p == null) { 14954 dataOnly = true; 14955 if((ps == null) || (ps.pkg == null)) { 14956 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14957 return false; 14958 } 14959 p = ps.pkg; 14960 } 14961 if (ps != null) { 14962 libDirRoot = ps.legacyNativeLibraryPathString; 14963 } 14964 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14965 final long token = Binder.clearCallingIdentity(); 14966 try { 14967 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14968 if (secureContainerId != null) { 14969 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14970 } 14971 } finally { 14972 Binder.restoreCallingIdentity(token); 14973 } 14974 } 14975 } 14976 String publicSrcDir = null; 14977 if(!dataOnly) { 14978 final ApplicationInfo applicationInfo = p.applicationInfo; 14979 if (applicationInfo == null) { 14980 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14981 return false; 14982 } 14983 if (p.isForwardLocked()) { 14984 publicSrcDir = applicationInfo.getBaseResourcePath(); 14985 } 14986 } 14987 // TODO: extend to measure size of split APKs 14988 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14989 // not just the first level. 14990 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14991 // just the primary. 14992 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14993 14994 String apkPath; 14995 File packageDir = new File(p.codePath); 14996 14997 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14998 apkPath = packageDir.getAbsolutePath(); 14999 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 15000 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 15001 libDirRoot = null; 15002 } 15003 } else { 15004 apkPath = p.baseCodePath; 15005 } 15006 15007 // TODO: triage flags as part of 26466827 15008 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15009 try { 15010 mInstaller.getAppSize(p.volumeUuid, packageName, userHandle, flags, apkPath, 15011 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 15012 } catch (InstallerException e) { 15013 return false; 15014 } 15015 15016 // Fix-up for forward-locked applications in ASEC containers. 15017 if (!isExternal(p)) { 15018 pStats.codeSize += pStats.externalCodeSize; 15019 pStats.externalCodeSize = 0L; 15020 } 15021 15022 return true; 15023 } 15024 15025 15026 @Override 15027 public void addPackageToPreferred(String packageName) { 15028 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 15029 } 15030 15031 @Override 15032 public void removePackageFromPreferred(String packageName) { 15033 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 15034 } 15035 15036 @Override 15037 public List<PackageInfo> getPreferredPackages(int flags) { 15038 return new ArrayList<PackageInfo>(); 15039 } 15040 15041 private int getUidTargetSdkVersionLockedLPr(int uid) { 15042 Object obj = mSettings.getUserIdLPr(uid); 15043 if (obj instanceof SharedUserSetting) { 15044 final SharedUserSetting sus = (SharedUserSetting) obj; 15045 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 15046 final Iterator<PackageSetting> it = sus.packages.iterator(); 15047 while (it.hasNext()) { 15048 final PackageSetting ps = it.next(); 15049 if (ps.pkg != null) { 15050 int v = ps.pkg.applicationInfo.targetSdkVersion; 15051 if (v < vers) vers = v; 15052 } 15053 } 15054 return vers; 15055 } else if (obj instanceof PackageSetting) { 15056 final PackageSetting ps = (PackageSetting) obj; 15057 if (ps.pkg != null) { 15058 return ps.pkg.applicationInfo.targetSdkVersion; 15059 } 15060 } 15061 return Build.VERSION_CODES.CUR_DEVELOPMENT; 15062 } 15063 15064 @Override 15065 public void addPreferredActivity(IntentFilter filter, int match, 15066 ComponentName[] set, ComponentName activity, int userId) { 15067 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15068 "Adding preferred"); 15069 } 15070 15071 private void addPreferredActivityInternal(IntentFilter filter, int match, 15072 ComponentName[] set, ComponentName activity, boolean always, int userId, 15073 String opname) { 15074 // writer 15075 int callingUid = Binder.getCallingUid(); 15076 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 15077 if (filter.countActions() == 0) { 15078 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15079 return; 15080 } 15081 synchronized (mPackages) { 15082 if (mContext.checkCallingOrSelfPermission( 15083 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15084 != PackageManager.PERMISSION_GRANTED) { 15085 if (getUidTargetSdkVersionLockedLPr(callingUid) 15086 < Build.VERSION_CODES.FROYO) { 15087 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 15088 + callingUid); 15089 return; 15090 } 15091 mContext.enforceCallingOrSelfPermission( 15092 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15093 } 15094 15095 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 15096 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 15097 + userId + ":"); 15098 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15099 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 15100 scheduleWritePackageRestrictionsLocked(userId); 15101 } 15102 } 15103 15104 @Override 15105 public void replacePreferredActivity(IntentFilter filter, int match, 15106 ComponentName[] set, ComponentName activity, int userId) { 15107 if (filter.countActions() != 1) { 15108 throw new IllegalArgumentException( 15109 "replacePreferredActivity expects filter to have only 1 action."); 15110 } 15111 if (filter.countDataAuthorities() != 0 15112 || filter.countDataPaths() != 0 15113 || filter.countDataSchemes() > 1 15114 || filter.countDataTypes() != 0) { 15115 throw new IllegalArgumentException( 15116 "replacePreferredActivity expects filter to have no data authorities, " + 15117 "paths, or types; and at most one scheme."); 15118 } 15119 15120 final int callingUid = Binder.getCallingUid(); 15121 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 15122 synchronized (mPackages) { 15123 if (mContext.checkCallingOrSelfPermission( 15124 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15125 != PackageManager.PERMISSION_GRANTED) { 15126 if (getUidTargetSdkVersionLockedLPr(callingUid) 15127 < Build.VERSION_CODES.FROYO) { 15128 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 15129 + Binder.getCallingUid()); 15130 return; 15131 } 15132 mContext.enforceCallingOrSelfPermission( 15133 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15134 } 15135 15136 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15137 if (pir != null) { 15138 // Get all of the existing entries that exactly match this filter. 15139 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 15140 if (existing != null && existing.size() == 1) { 15141 PreferredActivity cur = existing.get(0); 15142 if (DEBUG_PREFERRED) { 15143 Slog.i(TAG, "Checking replace of preferred:"); 15144 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15145 if (!cur.mPref.mAlways) { 15146 Slog.i(TAG, " -- CUR; not mAlways!"); 15147 } else { 15148 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 15149 Slog.i(TAG, " -- CUR: mSet=" 15150 + Arrays.toString(cur.mPref.mSetComponents)); 15151 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 15152 Slog.i(TAG, " -- NEW: mMatch=" 15153 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 15154 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 15155 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 15156 } 15157 } 15158 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 15159 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 15160 && cur.mPref.sameSet(set)) { 15161 // Setting the preferred activity to what it happens to be already 15162 if (DEBUG_PREFERRED) { 15163 Slog.i(TAG, "Replacing with same preferred activity " 15164 + cur.mPref.mShortComponent + " for user " 15165 + userId + ":"); 15166 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15167 } 15168 return; 15169 } 15170 } 15171 15172 if (existing != null) { 15173 if (DEBUG_PREFERRED) { 15174 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 15175 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15176 } 15177 for (int i = 0; i < existing.size(); i++) { 15178 PreferredActivity pa = existing.get(i); 15179 if (DEBUG_PREFERRED) { 15180 Slog.i(TAG, "Removing existing preferred activity " 15181 + pa.mPref.mComponent + ":"); 15182 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 15183 } 15184 pir.removeFilter(pa); 15185 } 15186 } 15187 } 15188 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15189 "Replacing preferred"); 15190 } 15191 } 15192 15193 @Override 15194 public void clearPackagePreferredActivities(String packageName) { 15195 final int uid = Binder.getCallingUid(); 15196 // writer 15197 synchronized (mPackages) { 15198 PackageParser.Package pkg = mPackages.get(packageName); 15199 if (pkg == null || pkg.applicationInfo.uid != uid) { 15200 if (mContext.checkCallingOrSelfPermission( 15201 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15202 != PackageManager.PERMISSION_GRANTED) { 15203 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 15204 < Build.VERSION_CODES.FROYO) { 15205 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 15206 + Binder.getCallingUid()); 15207 return; 15208 } 15209 mContext.enforceCallingOrSelfPermission( 15210 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15211 } 15212 } 15213 15214 int user = UserHandle.getCallingUserId(); 15215 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 15216 scheduleWritePackageRestrictionsLocked(user); 15217 } 15218 } 15219 } 15220 15221 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15222 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 15223 ArrayList<PreferredActivity> removed = null; 15224 boolean changed = false; 15225 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15226 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 15227 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15228 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 15229 continue; 15230 } 15231 Iterator<PreferredActivity> it = pir.filterIterator(); 15232 while (it.hasNext()) { 15233 PreferredActivity pa = it.next(); 15234 // Mark entry for removal only if it matches the package name 15235 // and the entry is of type "always". 15236 if (packageName == null || 15237 (pa.mPref.mComponent.getPackageName().equals(packageName) 15238 && pa.mPref.mAlways)) { 15239 if (removed == null) { 15240 removed = new ArrayList<PreferredActivity>(); 15241 } 15242 removed.add(pa); 15243 } 15244 } 15245 if (removed != null) { 15246 for (int j=0; j<removed.size(); j++) { 15247 PreferredActivity pa = removed.get(j); 15248 pir.removeFilter(pa); 15249 } 15250 changed = true; 15251 } 15252 } 15253 return changed; 15254 } 15255 15256 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15257 private void clearIntentFilterVerificationsLPw(int userId) { 15258 final int packageCount = mPackages.size(); 15259 for (int i = 0; i < packageCount; i++) { 15260 PackageParser.Package pkg = mPackages.valueAt(i); 15261 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 15262 } 15263 } 15264 15265 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15266 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 15267 if (userId == UserHandle.USER_ALL) { 15268 if (mSettings.removeIntentFilterVerificationLPw(packageName, 15269 sUserManager.getUserIds())) { 15270 for (int oneUserId : sUserManager.getUserIds()) { 15271 scheduleWritePackageRestrictionsLocked(oneUserId); 15272 } 15273 } 15274 } else { 15275 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 15276 scheduleWritePackageRestrictionsLocked(userId); 15277 } 15278 } 15279 } 15280 15281 void clearDefaultBrowserIfNeeded(String packageName) { 15282 for (int oneUserId : sUserManager.getUserIds()) { 15283 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 15284 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 15285 if (packageName.equals(defaultBrowserPackageName)) { 15286 setDefaultBrowserPackageName(null, oneUserId); 15287 } 15288 } 15289 } 15290 15291 @Override 15292 public void resetApplicationPreferences(int userId) { 15293 mContext.enforceCallingOrSelfPermission( 15294 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15295 // writer 15296 synchronized (mPackages) { 15297 final long identity = Binder.clearCallingIdentity(); 15298 try { 15299 clearPackagePreferredActivitiesLPw(null, userId); 15300 mSettings.applyDefaultPreferredAppsLPw(this, userId); 15301 // TODO: We have to reset the default SMS and Phone. This requires 15302 // significant refactoring to keep all default apps in the package 15303 // manager (cleaner but more work) or have the services provide 15304 // callbacks to the package manager to request a default app reset. 15305 applyFactoryDefaultBrowserLPw(userId); 15306 clearIntentFilterVerificationsLPw(userId); 15307 primeDomainVerificationsLPw(userId); 15308 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 15309 scheduleWritePackageRestrictionsLocked(userId); 15310 } finally { 15311 Binder.restoreCallingIdentity(identity); 15312 } 15313 } 15314 } 15315 15316 @Override 15317 public int getPreferredActivities(List<IntentFilter> outFilters, 15318 List<ComponentName> outActivities, String packageName) { 15319 15320 int num = 0; 15321 final int userId = UserHandle.getCallingUserId(); 15322 // reader 15323 synchronized (mPackages) { 15324 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15325 if (pir != null) { 15326 final Iterator<PreferredActivity> it = pir.filterIterator(); 15327 while (it.hasNext()) { 15328 final PreferredActivity pa = it.next(); 15329 if (packageName == null 15330 || (pa.mPref.mComponent.getPackageName().equals(packageName) 15331 && pa.mPref.mAlways)) { 15332 if (outFilters != null) { 15333 outFilters.add(new IntentFilter(pa)); 15334 } 15335 if (outActivities != null) { 15336 outActivities.add(pa.mPref.mComponent); 15337 } 15338 } 15339 } 15340 } 15341 } 15342 15343 return num; 15344 } 15345 15346 @Override 15347 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 15348 int userId) { 15349 int callingUid = Binder.getCallingUid(); 15350 if (callingUid != Process.SYSTEM_UID) { 15351 throw new SecurityException( 15352 "addPersistentPreferredActivity can only be run by the system"); 15353 } 15354 if (filter.countActions() == 0) { 15355 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15356 return; 15357 } 15358 synchronized (mPackages) { 15359 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 15360 ":"); 15361 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15362 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 15363 new PersistentPreferredActivity(filter, activity)); 15364 scheduleWritePackageRestrictionsLocked(userId); 15365 } 15366 } 15367 15368 @Override 15369 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 15370 int callingUid = Binder.getCallingUid(); 15371 if (callingUid != Process.SYSTEM_UID) { 15372 throw new SecurityException( 15373 "clearPackagePersistentPreferredActivities can only be run by the system"); 15374 } 15375 ArrayList<PersistentPreferredActivity> removed = null; 15376 boolean changed = false; 15377 synchronized (mPackages) { 15378 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 15379 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 15380 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 15381 .valueAt(i); 15382 if (userId != thisUserId) { 15383 continue; 15384 } 15385 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 15386 while (it.hasNext()) { 15387 PersistentPreferredActivity ppa = it.next(); 15388 // Mark entry for removal only if it matches the package name. 15389 if (ppa.mComponent.getPackageName().equals(packageName)) { 15390 if (removed == null) { 15391 removed = new ArrayList<PersistentPreferredActivity>(); 15392 } 15393 removed.add(ppa); 15394 } 15395 } 15396 if (removed != null) { 15397 for (int j=0; j<removed.size(); j++) { 15398 PersistentPreferredActivity ppa = removed.get(j); 15399 ppir.removeFilter(ppa); 15400 } 15401 changed = true; 15402 } 15403 } 15404 15405 if (changed) { 15406 scheduleWritePackageRestrictionsLocked(userId); 15407 } 15408 } 15409 } 15410 15411 /** 15412 * Common machinery for picking apart a restored XML blob and passing 15413 * it to a caller-supplied functor to be applied to the running system. 15414 */ 15415 private void restoreFromXml(XmlPullParser parser, int userId, 15416 String expectedStartTag, BlobXmlRestorer functor) 15417 throws IOException, XmlPullParserException { 15418 int type; 15419 while ((type = parser.next()) != XmlPullParser.START_TAG 15420 && type != XmlPullParser.END_DOCUMENT) { 15421 } 15422 if (type != XmlPullParser.START_TAG) { 15423 // oops didn't find a start tag?! 15424 if (DEBUG_BACKUP) { 15425 Slog.e(TAG, "Didn't find start tag during restore"); 15426 } 15427 return; 15428 } 15429Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 15430 // this is supposed to be TAG_PREFERRED_BACKUP 15431 if (!expectedStartTag.equals(parser.getName())) { 15432 if (DEBUG_BACKUP) { 15433 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 15434 } 15435 return; 15436 } 15437 15438 // skip interfering stuff, then we're aligned with the backing implementation 15439 while ((type = parser.next()) == XmlPullParser.TEXT) { } 15440Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 15441 functor.apply(parser, userId); 15442 } 15443 15444 private interface BlobXmlRestorer { 15445 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 15446 } 15447 15448 /** 15449 * Non-Binder method, support for the backup/restore mechanism: write the 15450 * full set of preferred activities in its canonical XML format. Returns the 15451 * XML output as a byte array, or null if there is none. 15452 */ 15453 @Override 15454 public byte[] getPreferredActivityBackup(int userId) { 15455 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15456 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 15457 } 15458 15459 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15460 try { 15461 final XmlSerializer serializer = new FastXmlSerializer(); 15462 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15463 serializer.startDocument(null, true); 15464 serializer.startTag(null, TAG_PREFERRED_BACKUP); 15465 15466 synchronized (mPackages) { 15467 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 15468 } 15469 15470 serializer.endTag(null, TAG_PREFERRED_BACKUP); 15471 serializer.endDocument(); 15472 serializer.flush(); 15473 } catch (Exception e) { 15474 if (DEBUG_BACKUP) { 15475 Slog.e(TAG, "Unable to write preferred activities for backup", e); 15476 } 15477 return null; 15478 } 15479 15480 return dataStream.toByteArray(); 15481 } 15482 15483 @Override 15484 public void restorePreferredActivities(byte[] backup, int userId) { 15485 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15486 throw new SecurityException("Only the system may call restorePreferredActivities()"); 15487 } 15488 15489 try { 15490 final XmlPullParser parser = Xml.newPullParser(); 15491 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15492 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 15493 new BlobXmlRestorer() { 15494 @Override 15495 public void apply(XmlPullParser parser, int userId) 15496 throws XmlPullParserException, IOException { 15497 synchronized (mPackages) { 15498 mSettings.readPreferredActivitiesLPw(parser, userId); 15499 } 15500 } 15501 } ); 15502 } catch (Exception e) { 15503 if (DEBUG_BACKUP) { 15504 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15505 } 15506 } 15507 } 15508 15509 /** 15510 * Non-Binder method, support for the backup/restore mechanism: write the 15511 * default browser (etc) settings in its canonical XML format. Returns the default 15512 * browser XML representation as a byte array, or null if there is none. 15513 */ 15514 @Override 15515 public byte[] getDefaultAppsBackup(int userId) { 15516 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15517 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 15518 } 15519 15520 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15521 try { 15522 final XmlSerializer serializer = new FastXmlSerializer(); 15523 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15524 serializer.startDocument(null, true); 15525 serializer.startTag(null, TAG_DEFAULT_APPS); 15526 15527 synchronized (mPackages) { 15528 mSettings.writeDefaultAppsLPr(serializer, userId); 15529 } 15530 15531 serializer.endTag(null, TAG_DEFAULT_APPS); 15532 serializer.endDocument(); 15533 serializer.flush(); 15534 } catch (Exception e) { 15535 if (DEBUG_BACKUP) { 15536 Slog.e(TAG, "Unable to write default apps for backup", e); 15537 } 15538 return null; 15539 } 15540 15541 return dataStream.toByteArray(); 15542 } 15543 15544 @Override 15545 public void restoreDefaultApps(byte[] backup, int userId) { 15546 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15547 throw new SecurityException("Only the system may call restoreDefaultApps()"); 15548 } 15549 15550 try { 15551 final XmlPullParser parser = Xml.newPullParser(); 15552 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15553 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 15554 new BlobXmlRestorer() { 15555 @Override 15556 public void apply(XmlPullParser parser, int userId) 15557 throws XmlPullParserException, IOException { 15558 synchronized (mPackages) { 15559 mSettings.readDefaultAppsLPw(parser, userId); 15560 } 15561 } 15562 } ); 15563 } catch (Exception e) { 15564 if (DEBUG_BACKUP) { 15565 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 15566 } 15567 } 15568 } 15569 15570 @Override 15571 public byte[] getIntentFilterVerificationBackup(int userId) { 15572 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15573 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 15574 } 15575 15576 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15577 try { 15578 final XmlSerializer serializer = new FastXmlSerializer(); 15579 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15580 serializer.startDocument(null, true); 15581 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 15582 15583 synchronized (mPackages) { 15584 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 15585 } 15586 15587 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 15588 serializer.endDocument(); 15589 serializer.flush(); 15590 } catch (Exception e) { 15591 if (DEBUG_BACKUP) { 15592 Slog.e(TAG, "Unable to write default apps for backup", e); 15593 } 15594 return null; 15595 } 15596 15597 return dataStream.toByteArray(); 15598 } 15599 15600 @Override 15601 public void restoreIntentFilterVerification(byte[] backup, int userId) { 15602 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15603 throw new SecurityException("Only the system may call restorePreferredActivities()"); 15604 } 15605 15606 try { 15607 final XmlPullParser parser = Xml.newPullParser(); 15608 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15609 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 15610 new BlobXmlRestorer() { 15611 @Override 15612 public void apply(XmlPullParser parser, int userId) 15613 throws XmlPullParserException, IOException { 15614 synchronized (mPackages) { 15615 mSettings.readAllDomainVerificationsLPr(parser, userId); 15616 mSettings.writeLPr(); 15617 } 15618 } 15619 } ); 15620 } catch (Exception e) { 15621 if (DEBUG_BACKUP) { 15622 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15623 } 15624 } 15625 } 15626 15627 @Override 15628 public byte[] getPermissionGrantBackup(int userId) { 15629 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15630 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 15631 } 15632 15633 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15634 try { 15635 final XmlSerializer serializer = new FastXmlSerializer(); 15636 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15637 serializer.startDocument(null, true); 15638 serializer.startTag(null, TAG_PERMISSION_BACKUP); 15639 15640 synchronized (mPackages) { 15641 serializeRuntimePermissionGrantsLPr(serializer, userId); 15642 } 15643 15644 serializer.endTag(null, TAG_PERMISSION_BACKUP); 15645 serializer.endDocument(); 15646 serializer.flush(); 15647 } catch (Exception e) { 15648 if (DEBUG_BACKUP) { 15649 Slog.e(TAG, "Unable to write default apps for backup", e); 15650 } 15651 return null; 15652 } 15653 15654 return dataStream.toByteArray(); 15655 } 15656 15657 @Override 15658 public void restorePermissionGrants(byte[] backup, int userId) { 15659 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15660 throw new SecurityException("Only the system may call restorePermissionGrants()"); 15661 } 15662 15663 try { 15664 final XmlPullParser parser = Xml.newPullParser(); 15665 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15666 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 15667 new BlobXmlRestorer() { 15668 @Override 15669 public void apply(XmlPullParser parser, int userId) 15670 throws XmlPullParserException, IOException { 15671 synchronized (mPackages) { 15672 processRestoredPermissionGrantsLPr(parser, userId); 15673 } 15674 } 15675 } ); 15676 } catch (Exception e) { 15677 if (DEBUG_BACKUP) { 15678 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15679 } 15680 } 15681 } 15682 15683 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 15684 throws IOException { 15685 serializer.startTag(null, TAG_ALL_GRANTS); 15686 15687 final int N = mSettings.mPackages.size(); 15688 for (int i = 0; i < N; i++) { 15689 final PackageSetting ps = mSettings.mPackages.valueAt(i); 15690 boolean pkgGrantsKnown = false; 15691 15692 PermissionsState packagePerms = ps.getPermissionsState(); 15693 15694 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 15695 final int grantFlags = state.getFlags(); 15696 // only look at grants that are not system/policy fixed 15697 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 15698 final boolean isGranted = state.isGranted(); 15699 // And only back up the user-twiddled state bits 15700 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 15701 final String packageName = mSettings.mPackages.keyAt(i); 15702 if (!pkgGrantsKnown) { 15703 serializer.startTag(null, TAG_GRANT); 15704 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 15705 pkgGrantsKnown = true; 15706 } 15707 15708 final boolean userSet = 15709 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 15710 final boolean userFixed = 15711 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 15712 final boolean revoke = 15713 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 15714 15715 serializer.startTag(null, TAG_PERMISSION); 15716 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 15717 if (isGranted) { 15718 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 15719 } 15720 if (userSet) { 15721 serializer.attribute(null, ATTR_USER_SET, "true"); 15722 } 15723 if (userFixed) { 15724 serializer.attribute(null, ATTR_USER_FIXED, "true"); 15725 } 15726 if (revoke) { 15727 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 15728 } 15729 serializer.endTag(null, TAG_PERMISSION); 15730 } 15731 } 15732 } 15733 15734 if (pkgGrantsKnown) { 15735 serializer.endTag(null, TAG_GRANT); 15736 } 15737 } 15738 15739 serializer.endTag(null, TAG_ALL_GRANTS); 15740 } 15741 15742 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 15743 throws XmlPullParserException, IOException { 15744 String pkgName = null; 15745 int outerDepth = parser.getDepth(); 15746 int type; 15747 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 15748 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 15749 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 15750 continue; 15751 } 15752 15753 final String tagName = parser.getName(); 15754 if (tagName.equals(TAG_GRANT)) { 15755 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 15756 if (DEBUG_BACKUP) { 15757 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 15758 } 15759 } else if (tagName.equals(TAG_PERMISSION)) { 15760 15761 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 15762 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 15763 15764 int newFlagSet = 0; 15765 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 15766 newFlagSet |= FLAG_PERMISSION_USER_SET; 15767 } 15768 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 15769 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 15770 } 15771 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 15772 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 15773 } 15774 if (DEBUG_BACKUP) { 15775 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 15776 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 15777 } 15778 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15779 if (ps != null) { 15780 // Already installed so we apply the grant immediately 15781 if (DEBUG_BACKUP) { 15782 Slog.v(TAG, " + already installed; applying"); 15783 } 15784 PermissionsState perms = ps.getPermissionsState(); 15785 BasePermission bp = mSettings.mPermissions.get(permName); 15786 if (bp != null) { 15787 if (isGranted) { 15788 perms.grantRuntimePermission(bp, userId); 15789 } 15790 if (newFlagSet != 0) { 15791 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 15792 } 15793 } 15794 } else { 15795 // Need to wait for post-restore install to apply the grant 15796 if (DEBUG_BACKUP) { 15797 Slog.v(TAG, " - not yet installed; saving for later"); 15798 } 15799 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 15800 isGranted, newFlagSet, userId); 15801 } 15802 } else { 15803 PackageManagerService.reportSettingsProblem(Log.WARN, 15804 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 15805 XmlUtils.skipCurrentTag(parser); 15806 } 15807 } 15808 15809 scheduleWriteSettingsLocked(); 15810 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 15811 } 15812 15813 @Override 15814 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 15815 int sourceUserId, int targetUserId, int flags) { 15816 mContext.enforceCallingOrSelfPermission( 15817 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15818 int callingUid = Binder.getCallingUid(); 15819 enforceOwnerRights(ownerPackage, callingUid); 15820 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15821 if (intentFilter.countActions() == 0) { 15822 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 15823 return; 15824 } 15825 synchronized (mPackages) { 15826 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 15827 ownerPackage, targetUserId, flags); 15828 CrossProfileIntentResolver resolver = 15829 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15830 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 15831 // We have all those whose filter is equal. Now checking if the rest is equal as well. 15832 if (existing != null) { 15833 int size = existing.size(); 15834 for (int i = 0; i < size; i++) { 15835 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 15836 return; 15837 } 15838 } 15839 } 15840 resolver.addFilter(newFilter); 15841 scheduleWritePackageRestrictionsLocked(sourceUserId); 15842 } 15843 } 15844 15845 @Override 15846 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 15847 mContext.enforceCallingOrSelfPermission( 15848 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15849 int callingUid = Binder.getCallingUid(); 15850 enforceOwnerRights(ownerPackage, callingUid); 15851 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15852 synchronized (mPackages) { 15853 CrossProfileIntentResolver resolver = 15854 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15855 ArraySet<CrossProfileIntentFilter> set = 15856 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15857 for (CrossProfileIntentFilter filter : set) { 15858 if (filter.getOwnerPackage().equals(ownerPackage)) { 15859 resolver.removeFilter(filter); 15860 } 15861 } 15862 scheduleWritePackageRestrictionsLocked(sourceUserId); 15863 } 15864 } 15865 15866 // Enforcing that callingUid is owning pkg on userId 15867 private void enforceOwnerRights(String pkg, int callingUid) { 15868 // The system owns everything. 15869 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15870 return; 15871 } 15872 int callingUserId = UserHandle.getUserId(callingUid); 15873 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15874 if (pi == null) { 15875 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15876 + callingUserId); 15877 } 15878 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15879 throw new SecurityException("Calling uid " + callingUid 15880 + " does not own package " + pkg); 15881 } 15882 } 15883 15884 @Override 15885 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15886 Intent intent = new Intent(Intent.ACTION_MAIN); 15887 intent.addCategory(Intent.CATEGORY_HOME); 15888 15889 final int callingUserId = UserHandle.getCallingUserId(); 15890 List<ResolveInfo> list = queryIntentActivities(intent, null, 15891 PackageManager.GET_META_DATA, callingUserId); 15892 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15893 true, false, false, callingUserId); 15894 15895 allHomeCandidates.clear(); 15896 if (list != null) { 15897 for (ResolveInfo ri : list) { 15898 allHomeCandidates.add(ri); 15899 } 15900 } 15901 return (preferred == null || preferred.activityInfo == null) 15902 ? null 15903 : new ComponentName(preferred.activityInfo.packageName, 15904 preferred.activityInfo.name); 15905 } 15906 15907 @Override 15908 public void setApplicationEnabledSetting(String appPackageName, 15909 int newState, int flags, int userId, String callingPackage) { 15910 if (!sUserManager.exists(userId)) return; 15911 if (callingPackage == null) { 15912 callingPackage = Integer.toString(Binder.getCallingUid()); 15913 } 15914 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15915 } 15916 15917 @Override 15918 public void setComponentEnabledSetting(ComponentName componentName, 15919 int newState, int flags, int userId) { 15920 if (!sUserManager.exists(userId)) return; 15921 setEnabledSetting(componentName.getPackageName(), 15922 componentName.getClassName(), newState, flags, userId, null); 15923 } 15924 15925 private void setEnabledSetting(final String packageName, String className, int newState, 15926 final int flags, int userId, String callingPackage) { 15927 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15928 || newState == COMPONENT_ENABLED_STATE_ENABLED 15929 || newState == COMPONENT_ENABLED_STATE_DISABLED 15930 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15931 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15932 throw new IllegalArgumentException("Invalid new component state: " 15933 + newState); 15934 } 15935 PackageSetting pkgSetting; 15936 final int uid = Binder.getCallingUid(); 15937 final int permission = mContext.checkCallingOrSelfPermission( 15938 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15939 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15940 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15941 boolean sendNow = false; 15942 boolean isApp = (className == null); 15943 String componentName = isApp ? packageName : className; 15944 int packageUid = -1; 15945 ArrayList<String> components; 15946 15947 // writer 15948 synchronized (mPackages) { 15949 pkgSetting = mSettings.mPackages.get(packageName); 15950 if (pkgSetting == null) { 15951 if (className == null) { 15952 throw new IllegalArgumentException("Unknown package: " + packageName); 15953 } 15954 throw new IllegalArgumentException( 15955 "Unknown component: " + packageName + "/" + className); 15956 } 15957 // Allow root and verify that userId is not being specified by a different user 15958 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15959 throw new SecurityException( 15960 "Permission Denial: attempt to change component state from pid=" 15961 + Binder.getCallingPid() 15962 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15963 } 15964 if (className == null) { 15965 // We're dealing with an application/package level state change 15966 if (pkgSetting.getEnabled(userId) == newState) { 15967 // Nothing to do 15968 return; 15969 } 15970 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15971 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15972 // Don't care about who enables an app. 15973 callingPackage = null; 15974 } 15975 pkgSetting.setEnabled(newState, userId, callingPackage); 15976 // pkgSetting.pkg.mSetEnabled = newState; 15977 } else { 15978 // We're dealing with a component level state change 15979 // First, verify that this is a valid class name. 15980 PackageParser.Package pkg = pkgSetting.pkg; 15981 if (pkg == null || !pkg.hasComponentClassName(className)) { 15982 if (pkg != null && 15983 pkg.applicationInfo.targetSdkVersion >= 15984 Build.VERSION_CODES.JELLY_BEAN) { 15985 throw new IllegalArgumentException("Component class " + className 15986 + " does not exist in " + packageName); 15987 } else { 15988 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15989 + className + " does not exist in " + packageName); 15990 } 15991 } 15992 switch (newState) { 15993 case COMPONENT_ENABLED_STATE_ENABLED: 15994 if (!pkgSetting.enableComponentLPw(className, userId)) { 15995 return; 15996 } 15997 break; 15998 case COMPONENT_ENABLED_STATE_DISABLED: 15999 if (!pkgSetting.disableComponentLPw(className, userId)) { 16000 return; 16001 } 16002 break; 16003 case COMPONENT_ENABLED_STATE_DEFAULT: 16004 if (!pkgSetting.restoreComponentLPw(className, userId)) { 16005 return; 16006 } 16007 break; 16008 default: 16009 Slog.e(TAG, "Invalid new component state: " + newState); 16010 return; 16011 } 16012 } 16013 scheduleWritePackageRestrictionsLocked(userId); 16014 components = mPendingBroadcasts.get(userId, packageName); 16015 final boolean newPackage = components == null; 16016 if (newPackage) { 16017 components = new ArrayList<String>(); 16018 } 16019 if (!components.contains(componentName)) { 16020 components.add(componentName); 16021 } 16022 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 16023 sendNow = true; 16024 // Purge entry from pending broadcast list if another one exists already 16025 // since we are sending one right away. 16026 mPendingBroadcasts.remove(userId, packageName); 16027 } else { 16028 if (newPackage) { 16029 mPendingBroadcasts.put(userId, packageName, components); 16030 } 16031 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 16032 // Schedule a message 16033 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 16034 } 16035 } 16036 } 16037 16038 long callingId = Binder.clearCallingIdentity(); 16039 try { 16040 if (sendNow) { 16041 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 16042 sendPackageChangedBroadcast(packageName, 16043 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 16044 } 16045 } finally { 16046 Binder.restoreCallingIdentity(callingId); 16047 } 16048 } 16049 16050 private void sendPackageChangedBroadcast(String packageName, 16051 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 16052 if (DEBUG_INSTALL) 16053 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 16054 + componentNames); 16055 Bundle extras = new Bundle(4); 16056 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 16057 String nameList[] = new String[componentNames.size()]; 16058 componentNames.toArray(nameList); 16059 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 16060 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 16061 extras.putInt(Intent.EXTRA_UID, packageUid); 16062 // If this is not reporting a change of the overall package, then only send it 16063 // to registered receivers. We don't want to launch a swath of apps for every 16064 // little component state change. 16065 final int flags = !componentNames.contains(packageName) 16066 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 16067 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 16068 new int[] {UserHandle.getUserId(packageUid)}); 16069 } 16070 16071 @Override 16072 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 16073 if (!sUserManager.exists(userId)) return; 16074 final int uid = Binder.getCallingUid(); 16075 final int permission = mContext.checkCallingOrSelfPermission( 16076 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 16077 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 16078 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 16079 // writer 16080 synchronized (mPackages) { 16081 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 16082 allowedByPermission, uid, userId)) { 16083 scheduleWritePackageRestrictionsLocked(userId); 16084 } 16085 } 16086 } 16087 16088 @Override 16089 public String getInstallerPackageName(String packageName) { 16090 // reader 16091 synchronized (mPackages) { 16092 return mSettings.getInstallerPackageNameLPr(packageName); 16093 } 16094 } 16095 16096 @Override 16097 public int getApplicationEnabledSetting(String packageName, int userId) { 16098 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16099 int uid = Binder.getCallingUid(); 16100 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 16101 // reader 16102 synchronized (mPackages) { 16103 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 16104 } 16105 } 16106 16107 @Override 16108 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 16109 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16110 int uid = Binder.getCallingUid(); 16111 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 16112 // reader 16113 synchronized (mPackages) { 16114 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 16115 } 16116 } 16117 16118 @Override 16119 public void enterSafeMode() { 16120 enforceSystemOrRoot("Only the system can request entering safe mode"); 16121 16122 if (!mSystemReady) { 16123 mSafeMode = true; 16124 } 16125 } 16126 16127 @Override 16128 public void systemReady() { 16129 mSystemReady = true; 16130 16131 // Read the compatibilty setting when the system is ready. 16132 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 16133 mContext.getContentResolver(), 16134 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 16135 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 16136 if (DEBUG_SETTINGS) { 16137 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 16138 } 16139 16140 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 16141 16142 synchronized (mPackages) { 16143 // Verify that all of the preferred activity components actually 16144 // exist. It is possible for applications to be updated and at 16145 // that point remove a previously declared activity component that 16146 // had been set as a preferred activity. We try to clean this up 16147 // the next time we encounter that preferred activity, but it is 16148 // possible for the user flow to never be able to return to that 16149 // situation so here we do a sanity check to make sure we haven't 16150 // left any junk around. 16151 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 16152 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 16153 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 16154 removed.clear(); 16155 for (PreferredActivity pa : pir.filterSet()) { 16156 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 16157 removed.add(pa); 16158 } 16159 } 16160 if (removed.size() > 0) { 16161 for (int r=0; r<removed.size(); r++) { 16162 PreferredActivity pa = removed.get(r); 16163 Slog.w(TAG, "Removing dangling preferred activity: " 16164 + pa.mPref.mComponent); 16165 pir.removeFilter(pa); 16166 } 16167 mSettings.writePackageRestrictionsLPr( 16168 mSettings.mPreferredActivities.keyAt(i)); 16169 } 16170 } 16171 16172 for (int userId : UserManagerService.getInstance().getUserIds()) { 16173 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 16174 grantPermissionsUserIds = ArrayUtils.appendInt( 16175 grantPermissionsUserIds, userId); 16176 } 16177 } 16178 } 16179 sUserManager.systemReady(); 16180 16181 // If we upgraded grant all default permissions before kicking off. 16182 for (int userId : grantPermissionsUserIds) { 16183 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 16184 } 16185 16186 // Kick off any messages waiting for system ready 16187 if (mPostSystemReadyMessages != null) { 16188 for (Message msg : mPostSystemReadyMessages) { 16189 msg.sendToTarget(); 16190 } 16191 mPostSystemReadyMessages = null; 16192 } 16193 16194 // Watch for external volumes that come and go over time 16195 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16196 storage.registerListener(mStorageListener); 16197 16198 mInstallerService.systemReady(); 16199 mPackageDexOptimizer.systemReady(); 16200 16201 MountServiceInternal mountServiceInternal = LocalServices.getService( 16202 MountServiceInternal.class); 16203 mountServiceInternal.addExternalStoragePolicy( 16204 new MountServiceInternal.ExternalStorageMountPolicy() { 16205 @Override 16206 public int getMountMode(int uid, String packageName) { 16207 if (Process.isIsolated(uid)) { 16208 return Zygote.MOUNT_EXTERNAL_NONE; 16209 } 16210 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 16211 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16212 } 16213 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16214 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16215 } 16216 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16217 return Zygote.MOUNT_EXTERNAL_READ; 16218 } 16219 return Zygote.MOUNT_EXTERNAL_WRITE; 16220 } 16221 16222 @Override 16223 public boolean hasExternalStorage(int uid, String packageName) { 16224 return true; 16225 } 16226 }); 16227 } 16228 16229 @Override 16230 public boolean isSafeMode() { 16231 return mSafeMode; 16232 } 16233 16234 @Override 16235 public boolean hasSystemUidErrors() { 16236 return mHasSystemUidErrors; 16237 } 16238 16239 static String arrayToString(int[] array) { 16240 StringBuffer buf = new StringBuffer(128); 16241 buf.append('['); 16242 if (array != null) { 16243 for (int i=0; i<array.length; i++) { 16244 if (i > 0) buf.append(", "); 16245 buf.append(array[i]); 16246 } 16247 } 16248 buf.append(']'); 16249 return buf.toString(); 16250 } 16251 16252 static class DumpState { 16253 public static final int DUMP_LIBS = 1 << 0; 16254 public static final int DUMP_FEATURES = 1 << 1; 16255 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 16256 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 16257 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 16258 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 16259 public static final int DUMP_PERMISSIONS = 1 << 6; 16260 public static final int DUMP_PACKAGES = 1 << 7; 16261 public static final int DUMP_SHARED_USERS = 1 << 8; 16262 public static final int DUMP_MESSAGES = 1 << 9; 16263 public static final int DUMP_PROVIDERS = 1 << 10; 16264 public static final int DUMP_VERIFIERS = 1 << 11; 16265 public static final int DUMP_PREFERRED = 1 << 12; 16266 public static final int DUMP_PREFERRED_XML = 1 << 13; 16267 public static final int DUMP_KEYSETS = 1 << 14; 16268 public static final int DUMP_VERSION = 1 << 15; 16269 public static final int DUMP_INSTALLS = 1 << 16; 16270 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 16271 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 16272 16273 public static final int OPTION_SHOW_FILTERS = 1 << 0; 16274 16275 private int mTypes; 16276 16277 private int mOptions; 16278 16279 private boolean mTitlePrinted; 16280 16281 private SharedUserSetting mSharedUser; 16282 16283 public boolean isDumping(int type) { 16284 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 16285 return true; 16286 } 16287 16288 return (mTypes & type) != 0; 16289 } 16290 16291 public void setDump(int type) { 16292 mTypes |= type; 16293 } 16294 16295 public boolean isOptionEnabled(int option) { 16296 return (mOptions & option) != 0; 16297 } 16298 16299 public void setOptionEnabled(int option) { 16300 mOptions |= option; 16301 } 16302 16303 public boolean onTitlePrinted() { 16304 final boolean printed = mTitlePrinted; 16305 mTitlePrinted = true; 16306 return printed; 16307 } 16308 16309 public boolean getTitlePrinted() { 16310 return mTitlePrinted; 16311 } 16312 16313 public void setTitlePrinted(boolean enabled) { 16314 mTitlePrinted = enabled; 16315 } 16316 16317 public SharedUserSetting getSharedUser() { 16318 return mSharedUser; 16319 } 16320 16321 public void setSharedUser(SharedUserSetting user) { 16322 mSharedUser = user; 16323 } 16324 } 16325 16326 @Override 16327 public void onShellCommand(FileDescriptor in, FileDescriptor out, 16328 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 16329 (new PackageManagerShellCommand(this)).exec( 16330 this, in, out, err, args, resultReceiver); 16331 } 16332 16333 @Override 16334 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 16335 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 16336 != PackageManager.PERMISSION_GRANTED) { 16337 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 16338 + Binder.getCallingPid() 16339 + ", uid=" + Binder.getCallingUid() 16340 + " without permission " 16341 + android.Manifest.permission.DUMP); 16342 return; 16343 } 16344 16345 DumpState dumpState = new DumpState(); 16346 boolean fullPreferred = false; 16347 boolean checkin = false; 16348 16349 String packageName = null; 16350 ArraySet<String> permissionNames = null; 16351 16352 int opti = 0; 16353 while (opti < args.length) { 16354 String opt = args[opti]; 16355 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 16356 break; 16357 } 16358 opti++; 16359 16360 if ("-a".equals(opt)) { 16361 // Right now we only know how to print all. 16362 } else if ("-h".equals(opt)) { 16363 pw.println("Package manager dump options:"); 16364 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 16365 pw.println(" --checkin: dump for a checkin"); 16366 pw.println(" -f: print details of intent filters"); 16367 pw.println(" -h: print this help"); 16368 pw.println(" cmd may be one of:"); 16369 pw.println(" l[ibraries]: list known shared libraries"); 16370 pw.println(" f[eatures]: list device features"); 16371 pw.println(" k[eysets]: print known keysets"); 16372 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 16373 pw.println(" perm[issions]: dump permissions"); 16374 pw.println(" permission [name ...]: dump declaration and use of given permission"); 16375 pw.println(" pref[erred]: print preferred package settings"); 16376 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 16377 pw.println(" prov[iders]: dump content providers"); 16378 pw.println(" p[ackages]: dump installed packages"); 16379 pw.println(" s[hared-users]: dump shared user IDs"); 16380 pw.println(" m[essages]: print collected runtime messages"); 16381 pw.println(" v[erifiers]: print package verifier info"); 16382 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 16383 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 16384 pw.println(" version: print database version info"); 16385 pw.println(" write: write current settings now"); 16386 pw.println(" installs: details about install sessions"); 16387 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 16388 pw.println(" <package.name>: info about given package"); 16389 return; 16390 } else if ("--checkin".equals(opt)) { 16391 checkin = true; 16392 } else if ("-f".equals(opt)) { 16393 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16394 } else { 16395 pw.println("Unknown argument: " + opt + "; use -h for help"); 16396 } 16397 } 16398 16399 // Is the caller requesting to dump a particular piece of data? 16400 if (opti < args.length) { 16401 String cmd = args[opti]; 16402 opti++; 16403 // Is this a package name? 16404 if ("android".equals(cmd) || cmd.contains(".")) { 16405 packageName = cmd; 16406 // When dumping a single package, we always dump all of its 16407 // filter information since the amount of data will be reasonable. 16408 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16409 } else if ("check-permission".equals(cmd)) { 16410 if (opti >= args.length) { 16411 pw.println("Error: check-permission missing permission argument"); 16412 return; 16413 } 16414 String perm = args[opti]; 16415 opti++; 16416 if (opti >= args.length) { 16417 pw.println("Error: check-permission missing package argument"); 16418 return; 16419 } 16420 String pkg = args[opti]; 16421 opti++; 16422 int user = UserHandle.getUserId(Binder.getCallingUid()); 16423 if (opti < args.length) { 16424 try { 16425 user = Integer.parseInt(args[opti]); 16426 } catch (NumberFormatException e) { 16427 pw.println("Error: check-permission user argument is not a number: " 16428 + args[opti]); 16429 return; 16430 } 16431 } 16432 pw.println(checkPermission(perm, pkg, user)); 16433 return; 16434 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 16435 dumpState.setDump(DumpState.DUMP_LIBS); 16436 } else if ("f".equals(cmd) || "features".equals(cmd)) { 16437 dumpState.setDump(DumpState.DUMP_FEATURES); 16438 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 16439 if (opti >= args.length) { 16440 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 16441 | DumpState.DUMP_SERVICE_RESOLVERS 16442 | DumpState.DUMP_RECEIVER_RESOLVERS 16443 | DumpState.DUMP_CONTENT_RESOLVERS); 16444 } else { 16445 while (opti < args.length) { 16446 String name = args[opti]; 16447 if ("a".equals(name) || "activity".equals(name)) { 16448 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 16449 } else if ("s".equals(name) || "service".equals(name)) { 16450 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 16451 } else if ("r".equals(name) || "receiver".equals(name)) { 16452 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 16453 } else if ("c".equals(name) || "content".equals(name)) { 16454 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 16455 } else { 16456 pw.println("Error: unknown resolver table type: " + name); 16457 return; 16458 } 16459 opti++; 16460 } 16461 } 16462 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 16463 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 16464 } else if ("permission".equals(cmd)) { 16465 if (opti >= args.length) { 16466 pw.println("Error: permission requires permission name"); 16467 return; 16468 } 16469 permissionNames = new ArraySet<>(); 16470 while (opti < args.length) { 16471 permissionNames.add(args[opti]); 16472 opti++; 16473 } 16474 dumpState.setDump(DumpState.DUMP_PERMISSIONS 16475 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 16476 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 16477 dumpState.setDump(DumpState.DUMP_PREFERRED); 16478 } else if ("preferred-xml".equals(cmd)) { 16479 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 16480 if (opti < args.length && "--full".equals(args[opti])) { 16481 fullPreferred = true; 16482 opti++; 16483 } 16484 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 16485 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 16486 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 16487 dumpState.setDump(DumpState.DUMP_PACKAGES); 16488 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 16489 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 16490 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 16491 dumpState.setDump(DumpState.DUMP_PROVIDERS); 16492 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 16493 dumpState.setDump(DumpState.DUMP_MESSAGES); 16494 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 16495 dumpState.setDump(DumpState.DUMP_VERIFIERS); 16496 } else if ("i".equals(cmd) || "ifv".equals(cmd) 16497 || "intent-filter-verifiers".equals(cmd)) { 16498 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 16499 } else if ("version".equals(cmd)) { 16500 dumpState.setDump(DumpState.DUMP_VERSION); 16501 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 16502 dumpState.setDump(DumpState.DUMP_KEYSETS); 16503 } else if ("installs".equals(cmd)) { 16504 dumpState.setDump(DumpState.DUMP_INSTALLS); 16505 } else if ("write".equals(cmd)) { 16506 synchronized (mPackages) { 16507 mSettings.writeLPr(); 16508 pw.println("Settings written."); 16509 return; 16510 } 16511 } 16512 } 16513 16514 if (checkin) { 16515 pw.println("vers,1"); 16516 } 16517 16518 // reader 16519 synchronized (mPackages) { 16520 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 16521 if (!checkin) { 16522 if (dumpState.onTitlePrinted()) 16523 pw.println(); 16524 pw.println("Database versions:"); 16525 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 16526 } 16527 } 16528 16529 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 16530 if (!checkin) { 16531 if (dumpState.onTitlePrinted()) 16532 pw.println(); 16533 pw.println("Verifiers:"); 16534 pw.print(" Required: "); 16535 pw.print(mRequiredVerifierPackage); 16536 pw.print(" (uid="); 16537 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16538 UserHandle.USER_SYSTEM)); 16539 pw.println(")"); 16540 } else if (mRequiredVerifierPackage != null) { 16541 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 16542 pw.print(","); 16543 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16544 UserHandle.USER_SYSTEM)); 16545 } 16546 } 16547 16548 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 16549 packageName == null) { 16550 if (mIntentFilterVerifierComponent != null) { 16551 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 16552 if (!checkin) { 16553 if (dumpState.onTitlePrinted()) 16554 pw.println(); 16555 pw.println("Intent Filter Verifier:"); 16556 pw.print(" Using: "); 16557 pw.print(verifierPackageName); 16558 pw.print(" (uid="); 16559 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 16560 UserHandle.USER_SYSTEM)); 16561 pw.println(")"); 16562 } else if (verifierPackageName != null) { 16563 pw.print("ifv,"); pw.print(verifierPackageName); 16564 pw.print(","); 16565 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 16566 UserHandle.USER_SYSTEM)); 16567 } 16568 } else { 16569 pw.println(); 16570 pw.println("No Intent Filter Verifier available!"); 16571 } 16572 } 16573 16574 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 16575 boolean printedHeader = false; 16576 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 16577 while (it.hasNext()) { 16578 String name = it.next(); 16579 SharedLibraryEntry ent = mSharedLibraries.get(name); 16580 if (!checkin) { 16581 if (!printedHeader) { 16582 if (dumpState.onTitlePrinted()) 16583 pw.println(); 16584 pw.println("Libraries:"); 16585 printedHeader = true; 16586 } 16587 pw.print(" "); 16588 } else { 16589 pw.print("lib,"); 16590 } 16591 pw.print(name); 16592 if (!checkin) { 16593 pw.print(" -> "); 16594 } 16595 if (ent.path != null) { 16596 if (!checkin) { 16597 pw.print("(jar) "); 16598 pw.print(ent.path); 16599 } else { 16600 pw.print(",jar,"); 16601 pw.print(ent.path); 16602 } 16603 } else { 16604 if (!checkin) { 16605 pw.print("(apk) "); 16606 pw.print(ent.apk); 16607 } else { 16608 pw.print(",apk,"); 16609 pw.print(ent.apk); 16610 } 16611 } 16612 pw.println(); 16613 } 16614 } 16615 16616 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 16617 if (dumpState.onTitlePrinted()) 16618 pw.println(); 16619 if (!checkin) { 16620 pw.println("Features:"); 16621 } 16622 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 16623 while (it.hasNext()) { 16624 String name = it.next(); 16625 if (!checkin) { 16626 pw.print(" "); 16627 } else { 16628 pw.print("feat,"); 16629 } 16630 pw.println(name); 16631 } 16632 } 16633 16634 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 16635 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 16636 : "Activity Resolver Table:", " ", packageName, 16637 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16638 dumpState.setTitlePrinted(true); 16639 } 16640 } 16641 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 16642 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 16643 : "Receiver Resolver Table:", " ", packageName, 16644 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16645 dumpState.setTitlePrinted(true); 16646 } 16647 } 16648 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 16649 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 16650 : "Service Resolver Table:", " ", packageName, 16651 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16652 dumpState.setTitlePrinted(true); 16653 } 16654 } 16655 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 16656 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 16657 : "Provider Resolver Table:", " ", packageName, 16658 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16659 dumpState.setTitlePrinted(true); 16660 } 16661 } 16662 16663 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 16664 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 16665 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 16666 int user = mSettings.mPreferredActivities.keyAt(i); 16667 if (pir.dump(pw, 16668 dumpState.getTitlePrinted() 16669 ? "\nPreferred Activities User " + user + ":" 16670 : "Preferred Activities User " + user + ":", " ", 16671 packageName, true, false)) { 16672 dumpState.setTitlePrinted(true); 16673 } 16674 } 16675 } 16676 16677 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 16678 pw.flush(); 16679 FileOutputStream fout = new FileOutputStream(fd); 16680 BufferedOutputStream str = new BufferedOutputStream(fout); 16681 XmlSerializer serializer = new FastXmlSerializer(); 16682 try { 16683 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 16684 serializer.startDocument(null, true); 16685 serializer.setFeature( 16686 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 16687 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 16688 serializer.endDocument(); 16689 serializer.flush(); 16690 } catch (IllegalArgumentException e) { 16691 pw.println("Failed writing: " + e); 16692 } catch (IllegalStateException e) { 16693 pw.println("Failed writing: " + e); 16694 } catch (IOException e) { 16695 pw.println("Failed writing: " + e); 16696 } 16697 } 16698 16699 if (!checkin 16700 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 16701 && packageName == null) { 16702 pw.println(); 16703 int count = mSettings.mPackages.size(); 16704 if (count == 0) { 16705 pw.println("No applications!"); 16706 pw.println(); 16707 } else { 16708 final String prefix = " "; 16709 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 16710 if (allPackageSettings.size() == 0) { 16711 pw.println("No domain preferred apps!"); 16712 pw.println(); 16713 } else { 16714 pw.println("App verification status:"); 16715 pw.println(); 16716 count = 0; 16717 for (PackageSetting ps : allPackageSettings) { 16718 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 16719 if (ivi == null || ivi.getPackageName() == null) continue; 16720 pw.println(prefix + "Package: " + ivi.getPackageName()); 16721 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 16722 pw.println(prefix + "Status: " + ivi.getStatusString()); 16723 pw.println(); 16724 count++; 16725 } 16726 if (count == 0) { 16727 pw.println(prefix + "No app verification established."); 16728 pw.println(); 16729 } 16730 for (int userId : sUserManager.getUserIds()) { 16731 pw.println("App linkages for user " + userId + ":"); 16732 pw.println(); 16733 count = 0; 16734 for (PackageSetting ps : allPackageSettings) { 16735 final long status = ps.getDomainVerificationStatusForUser(userId); 16736 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 16737 continue; 16738 } 16739 pw.println(prefix + "Package: " + ps.name); 16740 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 16741 String statusStr = IntentFilterVerificationInfo. 16742 getStatusStringFromValue(status); 16743 pw.println(prefix + "Status: " + statusStr); 16744 pw.println(); 16745 count++; 16746 } 16747 if (count == 0) { 16748 pw.println(prefix + "No configured app linkages."); 16749 pw.println(); 16750 } 16751 } 16752 } 16753 } 16754 } 16755 16756 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 16757 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 16758 if (packageName == null && permissionNames == null) { 16759 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 16760 if (iperm == 0) { 16761 if (dumpState.onTitlePrinted()) 16762 pw.println(); 16763 pw.println("AppOp Permissions:"); 16764 } 16765 pw.print(" AppOp Permission "); 16766 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 16767 pw.println(":"); 16768 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 16769 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 16770 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 16771 } 16772 } 16773 } 16774 } 16775 16776 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 16777 boolean printedSomething = false; 16778 for (PackageParser.Provider p : mProviders.mProviders.values()) { 16779 if (packageName != null && !packageName.equals(p.info.packageName)) { 16780 continue; 16781 } 16782 if (!printedSomething) { 16783 if (dumpState.onTitlePrinted()) 16784 pw.println(); 16785 pw.println("Registered ContentProviders:"); 16786 printedSomething = true; 16787 } 16788 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 16789 pw.print(" "); pw.println(p.toString()); 16790 } 16791 printedSomething = false; 16792 for (Map.Entry<String, PackageParser.Provider> entry : 16793 mProvidersByAuthority.entrySet()) { 16794 PackageParser.Provider p = entry.getValue(); 16795 if (packageName != null && !packageName.equals(p.info.packageName)) { 16796 continue; 16797 } 16798 if (!printedSomething) { 16799 if (dumpState.onTitlePrinted()) 16800 pw.println(); 16801 pw.println("ContentProvider Authorities:"); 16802 printedSomething = true; 16803 } 16804 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 16805 pw.print(" "); pw.println(p.toString()); 16806 if (p.info != null && p.info.applicationInfo != null) { 16807 final String appInfo = p.info.applicationInfo.toString(); 16808 pw.print(" applicationInfo="); pw.println(appInfo); 16809 } 16810 } 16811 } 16812 16813 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 16814 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 16815 } 16816 16817 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 16818 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 16819 } 16820 16821 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 16822 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 16823 } 16824 16825 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 16826 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 16827 } 16828 16829 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 16830 // XXX should handle packageName != null by dumping only install data that 16831 // the given package is involved with. 16832 if (dumpState.onTitlePrinted()) pw.println(); 16833 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 16834 } 16835 16836 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 16837 if (dumpState.onTitlePrinted()) pw.println(); 16838 mSettings.dumpReadMessagesLPr(pw, dumpState); 16839 16840 pw.println(); 16841 pw.println("Package warning messages:"); 16842 BufferedReader in = null; 16843 String line = null; 16844 try { 16845 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16846 while ((line = in.readLine()) != null) { 16847 if (line.contains("ignored: updated version")) continue; 16848 pw.println(line); 16849 } 16850 } catch (IOException ignored) { 16851 } finally { 16852 IoUtils.closeQuietly(in); 16853 } 16854 } 16855 16856 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 16857 BufferedReader in = null; 16858 String line = null; 16859 try { 16860 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16861 while ((line = in.readLine()) != null) { 16862 if (line.contains("ignored: updated version")) continue; 16863 pw.print("msg,"); 16864 pw.println(line); 16865 } 16866 } catch (IOException ignored) { 16867 } finally { 16868 IoUtils.closeQuietly(in); 16869 } 16870 } 16871 } 16872 } 16873 16874 private String dumpDomainString(String packageName) { 16875 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16876 List<IntentFilter> filters = getAllIntentFilters(packageName); 16877 16878 ArraySet<String> result = new ArraySet<>(); 16879 if (iviList.size() > 0) { 16880 for (IntentFilterVerificationInfo ivi : iviList) { 16881 for (String host : ivi.getDomains()) { 16882 result.add(host); 16883 } 16884 } 16885 } 16886 if (filters != null && filters.size() > 0) { 16887 for (IntentFilter filter : filters) { 16888 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16889 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16890 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16891 result.addAll(filter.getHostsList()); 16892 } 16893 } 16894 } 16895 16896 StringBuilder sb = new StringBuilder(result.size() * 16); 16897 for (String domain : result) { 16898 if (sb.length() > 0) sb.append(" "); 16899 sb.append(domain); 16900 } 16901 return sb.toString(); 16902 } 16903 16904 // ------- apps on sdcard specific code ------- 16905 static final boolean DEBUG_SD_INSTALL = false; 16906 16907 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16908 16909 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16910 16911 private boolean mMediaMounted = false; 16912 16913 static String getEncryptKey() { 16914 try { 16915 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16916 SD_ENCRYPTION_KEYSTORE_NAME); 16917 if (sdEncKey == null) { 16918 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16919 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16920 if (sdEncKey == null) { 16921 Slog.e(TAG, "Failed to create encryption keys"); 16922 return null; 16923 } 16924 } 16925 return sdEncKey; 16926 } catch (NoSuchAlgorithmException nsae) { 16927 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16928 return null; 16929 } catch (IOException ioe) { 16930 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16931 return null; 16932 } 16933 } 16934 16935 /* 16936 * Update media status on PackageManager. 16937 */ 16938 @Override 16939 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16940 int callingUid = Binder.getCallingUid(); 16941 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16942 throw new SecurityException("Media status can only be updated by the system"); 16943 } 16944 // reader; this apparently protects mMediaMounted, but should probably 16945 // be a different lock in that case. 16946 synchronized (mPackages) { 16947 Log.i(TAG, "Updating external media status from " 16948 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16949 + (mediaStatus ? "mounted" : "unmounted")); 16950 if (DEBUG_SD_INSTALL) 16951 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16952 + ", mMediaMounted=" + mMediaMounted); 16953 if (mediaStatus == mMediaMounted) { 16954 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16955 : 0, -1); 16956 mHandler.sendMessage(msg); 16957 return; 16958 } 16959 mMediaMounted = mediaStatus; 16960 } 16961 // Queue up an async operation since the package installation may take a 16962 // little while. 16963 mHandler.post(new Runnable() { 16964 public void run() { 16965 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16966 } 16967 }); 16968 } 16969 16970 /** 16971 * Called by MountService when the initial ASECs to scan are available. 16972 * Should block until all the ASEC containers are finished being scanned. 16973 */ 16974 public void scanAvailableAsecs() { 16975 updateExternalMediaStatusInner(true, false, false); 16976 } 16977 16978 /* 16979 * Collect information of applications on external media, map them against 16980 * existing containers and update information based on current mount status. 16981 * Please note that we always have to report status if reportStatus has been 16982 * set to true especially when unloading packages. 16983 */ 16984 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16985 boolean externalStorage) { 16986 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16987 int[] uidArr = EmptyArray.INT; 16988 16989 final String[] list = PackageHelper.getSecureContainerList(); 16990 if (ArrayUtils.isEmpty(list)) { 16991 Log.i(TAG, "No secure containers found"); 16992 } else { 16993 // Process list of secure containers and categorize them 16994 // as active or stale based on their package internal state. 16995 16996 // reader 16997 synchronized (mPackages) { 16998 for (String cid : list) { 16999 // Leave stages untouched for now; installer service owns them 17000 if (PackageInstallerService.isStageName(cid)) continue; 17001 17002 if (DEBUG_SD_INSTALL) 17003 Log.i(TAG, "Processing container " + cid); 17004 String pkgName = getAsecPackageName(cid); 17005 if (pkgName == null) { 17006 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 17007 continue; 17008 } 17009 if (DEBUG_SD_INSTALL) 17010 Log.i(TAG, "Looking for pkg : " + pkgName); 17011 17012 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17013 if (ps == null) { 17014 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 17015 continue; 17016 } 17017 17018 /* 17019 * Skip packages that are not external if we're unmounting 17020 * external storage. 17021 */ 17022 if (externalStorage && !isMounted && !isExternal(ps)) { 17023 continue; 17024 } 17025 17026 final AsecInstallArgs args = new AsecInstallArgs(cid, 17027 getAppDexInstructionSets(ps), ps.isForwardLocked()); 17028 // The package status is changed only if the code path 17029 // matches between settings and the container id. 17030 if (ps.codePathString != null 17031 && ps.codePathString.startsWith(args.getCodePath())) { 17032 if (DEBUG_SD_INSTALL) { 17033 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 17034 + " at code path: " + ps.codePathString); 17035 } 17036 17037 // We do have a valid package installed on sdcard 17038 processCids.put(args, ps.codePathString); 17039 final int uid = ps.appId; 17040 if (uid != -1) { 17041 uidArr = ArrayUtils.appendInt(uidArr, uid); 17042 } 17043 } else { 17044 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 17045 + ps.codePathString); 17046 } 17047 } 17048 } 17049 17050 Arrays.sort(uidArr); 17051 } 17052 17053 // Process packages with valid entries. 17054 if (isMounted) { 17055 if (DEBUG_SD_INSTALL) 17056 Log.i(TAG, "Loading packages"); 17057 loadMediaPackages(processCids, uidArr, externalStorage); 17058 startCleaningPackages(); 17059 mInstallerService.onSecureContainersAvailable(); 17060 } else { 17061 if (DEBUG_SD_INSTALL) 17062 Log.i(TAG, "Unloading packages"); 17063 unloadMediaPackages(processCids, uidArr, reportStatus); 17064 } 17065 } 17066 17067 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17068 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 17069 final int size = infos.size(); 17070 final String[] packageNames = new String[size]; 17071 final int[] packageUids = new int[size]; 17072 for (int i = 0; i < size; i++) { 17073 final ApplicationInfo info = infos.get(i); 17074 packageNames[i] = info.packageName; 17075 packageUids[i] = info.uid; 17076 } 17077 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 17078 finishedReceiver); 17079 } 17080 17081 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17082 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17083 sendResourcesChangedBroadcast(mediaStatus, replacing, 17084 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 17085 } 17086 17087 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17088 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17089 int size = pkgList.length; 17090 if (size > 0) { 17091 // Send broadcasts here 17092 Bundle extras = new Bundle(); 17093 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 17094 if (uidArr != null) { 17095 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 17096 } 17097 if (replacing) { 17098 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 17099 } 17100 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 17101 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 17102 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 17103 } 17104 } 17105 17106 /* 17107 * Look at potentially valid container ids from processCids If package 17108 * information doesn't match the one on record or package scanning fails, 17109 * the cid is added to list of removeCids. We currently don't delete stale 17110 * containers. 17111 */ 17112 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 17113 boolean externalStorage) { 17114 ArrayList<String> pkgList = new ArrayList<String>(); 17115 Set<AsecInstallArgs> keys = processCids.keySet(); 17116 17117 for (AsecInstallArgs args : keys) { 17118 String codePath = processCids.get(args); 17119 if (DEBUG_SD_INSTALL) 17120 Log.i(TAG, "Loading container : " + args.cid); 17121 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 17122 try { 17123 // Make sure there are no container errors first. 17124 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 17125 Slog.e(TAG, "Failed to mount cid : " + args.cid 17126 + " when installing from sdcard"); 17127 continue; 17128 } 17129 // Check code path here. 17130 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 17131 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 17132 + " does not match one in settings " + codePath); 17133 continue; 17134 } 17135 // Parse package 17136 int parseFlags = mDefParseFlags; 17137 if (args.isExternalAsec()) { 17138 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 17139 } 17140 if (args.isFwdLocked()) { 17141 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 17142 } 17143 17144 synchronized (mInstallLock) { 17145 PackageParser.Package pkg = null; 17146 try { 17147 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 17148 } catch (PackageManagerException e) { 17149 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 17150 } 17151 // Scan the package 17152 if (pkg != null) { 17153 /* 17154 * TODO why is the lock being held? doPostInstall is 17155 * called in other places without the lock. This needs 17156 * to be straightened out. 17157 */ 17158 // writer 17159 synchronized (mPackages) { 17160 retCode = PackageManager.INSTALL_SUCCEEDED; 17161 pkgList.add(pkg.packageName); 17162 // Post process args 17163 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 17164 pkg.applicationInfo.uid); 17165 } 17166 } else { 17167 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 17168 } 17169 } 17170 17171 } finally { 17172 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 17173 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 17174 } 17175 } 17176 } 17177 // writer 17178 synchronized (mPackages) { 17179 // If the platform SDK has changed since the last time we booted, 17180 // we need to re-grant app permission to catch any new ones that 17181 // appear. This is really a hack, and means that apps can in some 17182 // cases get permissions that the user didn't initially explicitly 17183 // allow... it would be nice to have some better way to handle 17184 // this situation. 17185 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 17186 : mSettings.getInternalVersion(); 17187 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 17188 : StorageManager.UUID_PRIVATE_INTERNAL; 17189 17190 int updateFlags = UPDATE_PERMISSIONS_ALL; 17191 if (ver.sdkVersion != mSdkVersion) { 17192 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17193 + mSdkVersion + "; regranting permissions for external"); 17194 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17195 } 17196 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17197 17198 // Yay, everything is now upgraded 17199 ver.forceCurrent(); 17200 17201 // can downgrade to reader 17202 // Persist settings 17203 mSettings.writeLPr(); 17204 } 17205 // Send a broadcast to let everyone know we are done processing 17206 if (pkgList.size() > 0) { 17207 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 17208 } 17209 } 17210 17211 /* 17212 * Utility method to unload a list of specified containers 17213 */ 17214 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 17215 // Just unmount all valid containers. 17216 for (AsecInstallArgs arg : cidArgs) { 17217 synchronized (mInstallLock) { 17218 arg.doPostDeleteLI(false); 17219 } 17220 } 17221 } 17222 17223 /* 17224 * Unload packages mounted on external media. This involves deleting package 17225 * data from internal structures, sending broadcasts about disabled packages, 17226 * gc'ing to free up references, unmounting all secure containers 17227 * corresponding to packages on external media, and posting a 17228 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 17229 * that we always have to post this message if status has been requested no 17230 * matter what. 17231 */ 17232 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 17233 final boolean reportStatus) { 17234 if (DEBUG_SD_INSTALL) 17235 Log.i(TAG, "unloading media packages"); 17236 ArrayList<String> pkgList = new ArrayList<String>(); 17237 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 17238 final Set<AsecInstallArgs> keys = processCids.keySet(); 17239 for (AsecInstallArgs args : keys) { 17240 String pkgName = args.getPackageName(); 17241 if (DEBUG_SD_INSTALL) 17242 Log.i(TAG, "Trying to unload pkg : " + pkgName); 17243 // Delete package internally 17244 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17245 synchronized (mInstallLock) { 17246 boolean res = deletePackageLI(pkgName, null, false, null, null, 17247 PackageManager.DELETE_KEEP_DATA, outInfo, false, null); 17248 if (res) { 17249 pkgList.add(pkgName); 17250 } else { 17251 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 17252 failedList.add(args); 17253 } 17254 } 17255 } 17256 17257 // reader 17258 synchronized (mPackages) { 17259 // We didn't update the settings after removing each package; 17260 // write them now for all packages. 17261 mSettings.writeLPr(); 17262 } 17263 17264 // We have to absolutely send UPDATED_MEDIA_STATUS only 17265 // after confirming that all the receivers processed the ordered 17266 // broadcast when packages get disabled, force a gc to clean things up. 17267 // and unload all the containers. 17268 if (pkgList.size() > 0) { 17269 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 17270 new IIntentReceiver.Stub() { 17271 public void performReceive(Intent intent, int resultCode, String data, 17272 Bundle extras, boolean ordered, boolean sticky, 17273 int sendingUser) throws RemoteException { 17274 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 17275 reportStatus ? 1 : 0, 1, keys); 17276 mHandler.sendMessage(msg); 17277 } 17278 }); 17279 } else { 17280 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 17281 keys); 17282 mHandler.sendMessage(msg); 17283 } 17284 } 17285 17286 private void loadPrivatePackages(final VolumeInfo vol) { 17287 mHandler.post(new Runnable() { 17288 @Override 17289 public void run() { 17290 loadPrivatePackagesInner(vol); 17291 } 17292 }); 17293 } 17294 17295 private void loadPrivatePackagesInner(VolumeInfo vol) { 17296 final String volumeUuid = vol.fsUuid; 17297 if (TextUtils.isEmpty(volumeUuid)) { 17298 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 17299 return; 17300 } 17301 17302 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 17303 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 17304 17305 final VersionInfo ver; 17306 final List<PackageSetting> packages; 17307 synchronized (mPackages) { 17308 ver = mSettings.findOrCreateVersion(volumeUuid); 17309 packages = mSettings.getVolumePackagesLPr(volumeUuid); 17310 } 17311 17312 // TODO: introduce a new concept similar to "frozen" to prevent these 17313 // apps from being launched until after data has been fully reconciled 17314 for (PackageSetting ps : packages) { 17315 synchronized (mInstallLock) { 17316 final PackageParser.Package pkg; 17317 try { 17318 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 17319 loaded.add(pkg.applicationInfo); 17320 17321 } catch (PackageManagerException e) { 17322 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 17323 } 17324 17325 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 17326 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 17327 } 17328 } 17329 } 17330 17331 // Reconcile app data for all started/unlocked users 17332 final StorageManager sm = mContext.getSystemService(StorageManager.class); 17333 final UserManager um = mContext.getSystemService(UserManager.class); 17334 for (UserInfo user : um.getUsers()) { 17335 final int flags; 17336 if (um.isUserUnlocked(user.id)) { 17337 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 17338 } else if (um.isUserRunning(user.id)) { 17339 flags = StorageManager.FLAG_STORAGE_DE; 17340 } else { 17341 continue; 17342 } 17343 17344 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 17345 reconcileAppsData(volumeUuid, user.id, flags); 17346 } 17347 17348 synchronized (mPackages) { 17349 int updateFlags = UPDATE_PERMISSIONS_ALL; 17350 if (ver.sdkVersion != mSdkVersion) { 17351 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17352 + mSdkVersion + "; regranting permissions for " + volumeUuid); 17353 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17354 } 17355 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17356 17357 // Yay, everything is now upgraded 17358 ver.forceCurrent(); 17359 17360 mSettings.writeLPr(); 17361 } 17362 17363 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 17364 sendResourcesChangedBroadcast(true, false, loaded, null); 17365 } 17366 17367 private void unloadPrivatePackages(final VolumeInfo vol) { 17368 mHandler.post(new Runnable() { 17369 @Override 17370 public void run() { 17371 unloadPrivatePackagesInner(vol); 17372 } 17373 }); 17374 } 17375 17376 private void unloadPrivatePackagesInner(VolumeInfo vol) { 17377 final String volumeUuid = vol.fsUuid; 17378 if (TextUtils.isEmpty(volumeUuid)) { 17379 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 17380 return; 17381 } 17382 17383 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 17384 synchronized (mInstallLock) { 17385 synchronized (mPackages) { 17386 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 17387 for (PackageSetting ps : packages) { 17388 if (ps.pkg == null) continue; 17389 17390 final ApplicationInfo info = ps.pkg.applicationInfo; 17391 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17392 if (deletePackageLI(ps.name, null, false, null, null, 17393 PackageManager.DELETE_KEEP_DATA, outInfo, false, null)) { 17394 unloaded.add(info); 17395 } else { 17396 Slog.w(TAG, "Failed to unload " + ps.codePath); 17397 } 17398 } 17399 17400 mSettings.writeLPr(); 17401 } 17402 } 17403 17404 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 17405 sendResourcesChangedBroadcast(false, false, unloaded, null); 17406 } 17407 17408 /** 17409 * Examine all users present on given mounted volume, and destroy data 17410 * belonging to users that are no longer valid, or whose user ID has been 17411 * recycled. 17412 */ 17413 private void reconcileUsers(String volumeUuid) { 17414 final File[] files = FileUtils 17415 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 17416 for (File file : files) { 17417 if (!file.isDirectory()) continue; 17418 17419 final int userId; 17420 final UserInfo info; 17421 try { 17422 userId = Integer.parseInt(file.getName()); 17423 info = sUserManager.getUserInfo(userId); 17424 } catch (NumberFormatException e) { 17425 Slog.w(TAG, "Invalid user directory " + file); 17426 continue; 17427 } 17428 17429 boolean destroyUser = false; 17430 if (info == null) { 17431 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17432 + " because no matching user was found"); 17433 destroyUser = true; 17434 } else { 17435 try { 17436 UserManagerService.enforceSerialNumber(file, info.serialNumber); 17437 } catch (IOException e) { 17438 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17439 + " because we failed to enforce serial number: " + e); 17440 destroyUser = true; 17441 } 17442 } 17443 17444 if (destroyUser) { 17445 synchronized (mInstallLock) { 17446 try { 17447 mInstaller.removeUserDataDirs(volumeUuid, userId); 17448 } catch (InstallerException e) { 17449 Slog.w(TAG, "Failed to clean up user dirs", e); 17450 } 17451 } 17452 } 17453 } 17454 } 17455 17456 private void assertPackageKnown(String volumeUuid, String packageName) 17457 throws PackageManagerException { 17458 synchronized (mPackages) { 17459 final PackageSetting ps = mSettings.mPackages.get(packageName); 17460 if (ps == null) { 17461 throw new PackageManagerException("Package " + packageName + " is unknown"); 17462 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17463 throw new PackageManagerException( 17464 "Package " + packageName + " found on unknown volume " + volumeUuid 17465 + "; expected volume " + ps.volumeUuid); 17466 } 17467 } 17468 } 17469 17470 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 17471 throws PackageManagerException { 17472 synchronized (mPackages) { 17473 final PackageSetting ps = mSettings.mPackages.get(packageName); 17474 if (ps == null) { 17475 throw new PackageManagerException("Package " + packageName + " is unknown"); 17476 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17477 throw new PackageManagerException( 17478 "Package " + packageName + " found on unknown volume " + volumeUuid 17479 + "; expected volume " + ps.volumeUuid); 17480 } else if (!ps.getInstalled(userId)) { 17481 throw new PackageManagerException( 17482 "Package " + packageName + " not installed for user " + userId); 17483 } 17484 } 17485 } 17486 17487 /** 17488 * Examine all apps present on given mounted volume, and destroy apps that 17489 * aren't expected, either due to uninstallation or reinstallation on 17490 * another volume. 17491 */ 17492 private void reconcileApps(String volumeUuid) { 17493 final File[] files = FileUtils 17494 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 17495 for (File file : files) { 17496 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 17497 && !PackageInstallerService.isStageName(file.getName()); 17498 if (!isPackage) { 17499 // Ignore entries which are not packages 17500 continue; 17501 } 17502 17503 try { 17504 final PackageLite pkg = PackageParser.parsePackageLite(file, 17505 PackageParser.PARSE_MUST_BE_APK); 17506 assertPackageKnown(volumeUuid, pkg.packageName); 17507 17508 } catch (PackageParserException | PackageManagerException e) { 17509 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17510 synchronized (mInstallLock) { 17511 removeCodePathLI(file); 17512 } 17513 } 17514 } 17515 } 17516 17517 /** 17518 * Reconcile all app data for the given user. 17519 * <p> 17520 * Verifies that directories exist and that ownership and labeling is 17521 * correct for all installed apps on all mounted volumes. 17522 */ 17523 void reconcileAppsData(int userId, int flags) { 17524 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17525 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17526 final String volumeUuid = vol.getFsUuid(); 17527 reconcileAppsData(volumeUuid, userId, flags); 17528 } 17529 } 17530 17531 /** 17532 * Reconcile all app data on given mounted volume. 17533 * <p> 17534 * Destroys app data that isn't expected, either due to uninstallation or 17535 * reinstallation on another volume. 17536 * <p> 17537 * Verifies that directories exist and that ownership and labeling is 17538 * correct for all installed apps. 17539 */ 17540 private void reconcileAppsData(String volumeUuid, int userId, int flags) { 17541 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 17542 + Integer.toHexString(flags)); 17543 17544 final File ceDir = Environment.getDataUserCredentialEncryptedDirectory(volumeUuid, userId); 17545 final File deDir = Environment.getDataUserDeviceEncryptedDirectory(volumeUuid, userId); 17546 17547 boolean restoreconNeeded = false; 17548 17549 // First look for stale data that doesn't belong, and check if things 17550 // have changed since we did our last restorecon 17551 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 17552 if (!isUserKeyUnlocked(userId)) { 17553 throw new RuntimeException( 17554 "Yikes, someone asked us to reconcile CE storage while " + userId 17555 + " was still locked; this would have caused massive data loss!"); 17556 } 17557 17558 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(ceDir); 17559 17560 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 17561 for (File file : files) { 17562 final String packageName = file.getName(); 17563 try { 17564 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 17565 } catch (PackageManagerException e) { 17566 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17567 synchronized (mInstallLock) { 17568 destroyAppDataLI(volumeUuid, packageName, userId, 17569 StorageManager.FLAG_STORAGE_CE); 17570 } 17571 } 17572 } 17573 } 17574 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 17575 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(deDir); 17576 17577 final File[] files = FileUtils.listFilesOrEmpty(deDir); 17578 for (File file : files) { 17579 final String packageName = file.getName(); 17580 try { 17581 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 17582 } catch (PackageManagerException e) { 17583 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17584 synchronized (mInstallLock) { 17585 destroyAppDataLI(volumeUuid, packageName, userId, 17586 StorageManager.FLAG_STORAGE_DE); 17587 } 17588 } 17589 } 17590 } 17591 17592 // Ensure that data directories are ready to roll for all packages 17593 // installed for this volume and user 17594 final List<PackageSetting> packages; 17595 synchronized (mPackages) { 17596 packages = mSettings.getVolumePackagesLPr(volumeUuid); 17597 } 17598 int preparedCount = 0; 17599 for (PackageSetting ps : packages) { 17600 final String packageName = ps.name; 17601 if (ps.pkg == null) { 17602 Slog.w(TAG, "Odd, missing scanned package " + packageName); 17603 // TODO: might be due to legacy ASEC apps; we should circle back 17604 // and reconcile again once they're scanned 17605 continue; 17606 } 17607 17608 if (ps.getInstalled(userId)) { 17609 prepareAppData(volumeUuid, userId, flags, ps.pkg, restoreconNeeded); 17610 preparedCount++; 17611 } 17612 } 17613 17614 if (restoreconNeeded) { 17615 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 17616 SELinuxMMAC.setRestoreconDone(ceDir); 17617 } 17618 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 17619 SELinuxMMAC.setRestoreconDone(deDir); 17620 } 17621 } 17622 17623 Slog.v(TAG, "reconcileAppsData finished " + preparedCount 17624 + " packages; restoreconNeeded was " + restoreconNeeded); 17625 } 17626 17627 /** 17628 * Prepare app data for the given app just after it was installed or 17629 * upgraded. This method carefully only touches users that it's installed 17630 * for, and it forces a restorecon to handle any seinfo changes. 17631 * <p> 17632 * Verifies that directories exist and that ownership and labeling is 17633 * correct for all installed apps. If there is an ownership mismatch, it 17634 * will try recovering system apps by wiping data; third-party app data is 17635 * left intact. 17636 */ 17637 private void prepareAppDataAfterInstall(PackageParser.Package pkg) { 17638 prepareAppDataAfterInstallInternal(pkg); 17639 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17640 for (int i = 0; i < childCount; i++) { 17641 PackageParser.Package childPackage = pkg.childPackages.get(i); 17642 prepareAppDataAfterInstallInternal(childPackage); 17643 } 17644 } 17645 17646 private void prepareAppDataAfterInstallInternal(PackageParser.Package pkg) { 17647 final PackageSetting ps; 17648 synchronized (mPackages) { 17649 ps = mSettings.mPackages.get(pkg.packageName); 17650 } 17651 17652 final UserManager um = mContext.getSystemService(UserManager.class); 17653 for (UserInfo user : um.getUsers()) { 17654 final int flags; 17655 if (um.isUserUnlocked(user.id)) { 17656 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 17657 } else if (um.isUserRunning(user.id)) { 17658 flags = StorageManager.FLAG_STORAGE_DE; 17659 } else { 17660 continue; 17661 } 17662 17663 if (ps.getInstalled(user.id)) { 17664 // Whenever an app changes, force a restorecon of its data 17665 // TODO: when user data is locked, mark that we're still dirty 17666 prepareAppData(pkg.volumeUuid, user.id, flags, pkg, true); 17667 } 17668 } 17669 } 17670 17671 /** 17672 * Prepare app data for the given app. 17673 * <p> 17674 * Verifies that directories exist and that ownership and labeling is 17675 * correct for all installed apps. If there is an ownership mismatch, this 17676 * will try recovering system apps by wiping data; third-party app data is 17677 * left intact. 17678 */ 17679 private void prepareAppData(String volumeUuid, int userId, int flags, 17680 PackageParser.Package pkg, boolean restoreconNeeded) { 17681 if (DEBUG_APP_DATA) { 17682 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 17683 + Integer.toHexString(flags) + (restoreconNeeded ? " restoreconNeeded" : "")); 17684 } 17685 17686 final String packageName = pkg.packageName; 17687 final ApplicationInfo app = pkg.applicationInfo; 17688 final int appId = UserHandle.getAppId(app.uid); 17689 17690 Preconditions.checkNotNull(app.seinfo); 17691 17692 synchronized (mInstallLock) { 17693 try { 17694 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 17695 appId, app.seinfo, app.targetSdkVersion); 17696 } catch (InstallerException e) { 17697 if (app.isSystemApp()) { 17698 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 17699 + ", but trying to recover: " + e); 17700 destroyAppDataLI(volumeUuid, packageName, userId, flags); 17701 try { 17702 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 17703 appId, app.seinfo, app.targetSdkVersion); 17704 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 17705 } catch (InstallerException e2) { 17706 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 17707 } 17708 } else { 17709 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 17710 } 17711 } 17712 17713 if (restoreconNeeded) { 17714 restoreconAppDataLI(volumeUuid, packageName, userId, flags, appId, app.seinfo); 17715 } 17716 17717 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 17718 // Create a native library symlink only if we have native libraries 17719 // and if the native libraries are 32 bit libraries. We do not provide 17720 // this symlink for 64 bit libraries. 17721 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 17722 final String nativeLibPath = app.nativeLibraryDir; 17723 try { 17724 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 17725 nativeLibPath, userId); 17726 } catch (InstallerException e) { 17727 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 17728 } 17729 } 17730 } 17731 } 17732 } 17733 17734 private void unfreezePackage(String packageName) { 17735 synchronized (mPackages) { 17736 final PackageSetting ps = mSettings.mPackages.get(packageName); 17737 if (ps != null) { 17738 ps.frozen = false; 17739 } 17740 } 17741 } 17742 17743 @Override 17744 public int movePackage(final String packageName, final String volumeUuid) { 17745 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 17746 17747 final int moveId = mNextMoveId.getAndIncrement(); 17748 mHandler.post(new Runnable() { 17749 @Override 17750 public void run() { 17751 try { 17752 movePackageInternal(packageName, volumeUuid, moveId); 17753 } catch (PackageManagerException e) { 17754 Slog.w(TAG, "Failed to move " + packageName, e); 17755 mMoveCallbacks.notifyStatusChanged(moveId, 17756 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 17757 } 17758 } 17759 }); 17760 return moveId; 17761 } 17762 17763 private void movePackageInternal(final String packageName, final String volumeUuid, 17764 final int moveId) throws PackageManagerException { 17765 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 17766 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17767 final PackageManager pm = mContext.getPackageManager(); 17768 17769 final boolean currentAsec; 17770 final String currentVolumeUuid; 17771 final File codeFile; 17772 final String installerPackageName; 17773 final String packageAbiOverride; 17774 final int appId; 17775 final String seinfo; 17776 final String label; 17777 final int targetSdkVersion; 17778 17779 // reader 17780 synchronized (mPackages) { 17781 final PackageParser.Package pkg = mPackages.get(packageName); 17782 final PackageSetting ps = mSettings.mPackages.get(packageName); 17783 if (pkg == null || ps == null) { 17784 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 17785 } 17786 17787 if (pkg.applicationInfo.isSystemApp()) { 17788 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 17789 "Cannot move system application"); 17790 } 17791 17792 if (pkg.applicationInfo.isExternalAsec()) { 17793 currentAsec = true; 17794 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 17795 } else if (pkg.applicationInfo.isForwardLocked()) { 17796 currentAsec = true; 17797 currentVolumeUuid = "forward_locked"; 17798 } else { 17799 currentAsec = false; 17800 currentVolumeUuid = ps.volumeUuid; 17801 17802 final File probe = new File(pkg.codePath); 17803 final File probeOat = new File(probe, "oat"); 17804 if (!probe.isDirectory() || !probeOat.isDirectory()) { 17805 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17806 "Move only supported for modern cluster style installs"); 17807 } 17808 } 17809 17810 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 17811 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17812 "Package already moved to " + volumeUuid); 17813 } 17814 17815 if (ps.frozen) { 17816 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 17817 "Failed to move already frozen package"); 17818 } 17819 ps.frozen = true; 17820 17821 codeFile = new File(pkg.codePath); 17822 installerPackageName = ps.installerPackageName; 17823 packageAbiOverride = ps.cpuAbiOverrideString; 17824 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 17825 seinfo = pkg.applicationInfo.seinfo; 17826 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 17827 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 17828 } 17829 17830 // Now that we're guarded by frozen state, kill app during move 17831 final long token = Binder.clearCallingIdentity(); 17832 try { 17833 killApplication(packageName, appId, "move pkg"); 17834 } finally { 17835 Binder.restoreCallingIdentity(token); 17836 } 17837 17838 final Bundle extras = new Bundle(); 17839 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 17840 extras.putString(Intent.EXTRA_TITLE, label); 17841 mMoveCallbacks.notifyCreated(moveId, extras); 17842 17843 int installFlags; 17844 final boolean moveCompleteApp; 17845 final File measurePath; 17846 17847 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 17848 installFlags = INSTALL_INTERNAL; 17849 moveCompleteApp = !currentAsec; 17850 measurePath = Environment.getDataAppDirectory(volumeUuid); 17851 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 17852 installFlags = INSTALL_EXTERNAL; 17853 moveCompleteApp = false; 17854 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 17855 } else { 17856 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 17857 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 17858 || !volume.isMountedWritable()) { 17859 unfreezePackage(packageName); 17860 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17861 "Move location not mounted private volume"); 17862 } 17863 17864 Preconditions.checkState(!currentAsec); 17865 17866 installFlags = INSTALL_INTERNAL; 17867 moveCompleteApp = true; 17868 measurePath = Environment.getDataAppDirectory(volumeUuid); 17869 } 17870 17871 final PackageStats stats = new PackageStats(null, -1); 17872 synchronized (mInstaller) { 17873 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 17874 unfreezePackage(packageName); 17875 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17876 "Failed to measure package size"); 17877 } 17878 } 17879 17880 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 17881 + stats.dataSize); 17882 17883 final long startFreeBytes = measurePath.getFreeSpace(); 17884 final long sizeBytes; 17885 if (moveCompleteApp) { 17886 sizeBytes = stats.codeSize + stats.dataSize; 17887 } else { 17888 sizeBytes = stats.codeSize; 17889 } 17890 17891 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 17892 unfreezePackage(packageName); 17893 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17894 "Not enough free space to move"); 17895 } 17896 17897 mMoveCallbacks.notifyStatusChanged(moveId, 10); 17898 17899 final CountDownLatch installedLatch = new CountDownLatch(1); 17900 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 17901 @Override 17902 public void onUserActionRequired(Intent intent) throws RemoteException { 17903 throw new IllegalStateException(); 17904 } 17905 17906 @Override 17907 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 17908 Bundle extras) throws RemoteException { 17909 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 17910 + PackageManager.installStatusToString(returnCode, msg)); 17911 17912 installedLatch.countDown(); 17913 17914 // Regardless of success or failure of the move operation, 17915 // always unfreeze the package 17916 unfreezePackage(packageName); 17917 17918 final int status = PackageManager.installStatusToPublicStatus(returnCode); 17919 switch (status) { 17920 case PackageInstaller.STATUS_SUCCESS: 17921 mMoveCallbacks.notifyStatusChanged(moveId, 17922 PackageManager.MOVE_SUCCEEDED); 17923 break; 17924 case PackageInstaller.STATUS_FAILURE_STORAGE: 17925 mMoveCallbacks.notifyStatusChanged(moveId, 17926 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 17927 break; 17928 default: 17929 mMoveCallbacks.notifyStatusChanged(moveId, 17930 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 17931 break; 17932 } 17933 } 17934 }; 17935 17936 final MoveInfo move; 17937 if (moveCompleteApp) { 17938 // Kick off a thread to report progress estimates 17939 new Thread() { 17940 @Override 17941 public void run() { 17942 while (true) { 17943 try { 17944 if (installedLatch.await(1, TimeUnit.SECONDS)) { 17945 break; 17946 } 17947 } catch (InterruptedException ignored) { 17948 } 17949 17950 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 17951 final int progress = 10 + (int) MathUtils.constrain( 17952 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 17953 mMoveCallbacks.notifyStatusChanged(moveId, progress); 17954 } 17955 } 17956 }.start(); 17957 17958 final String dataAppName = codeFile.getName(); 17959 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 17960 dataAppName, appId, seinfo, targetSdkVersion); 17961 } else { 17962 move = null; 17963 } 17964 17965 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 17966 17967 final Message msg = mHandler.obtainMessage(INIT_COPY); 17968 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 17969 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 17970 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 17971 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 17972 msg.obj = params; 17973 17974 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 17975 System.identityHashCode(msg.obj)); 17976 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 17977 System.identityHashCode(msg.obj)); 17978 17979 mHandler.sendMessage(msg); 17980 } 17981 17982 @Override 17983 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 17984 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 17985 17986 final int realMoveId = mNextMoveId.getAndIncrement(); 17987 final Bundle extras = new Bundle(); 17988 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 17989 mMoveCallbacks.notifyCreated(realMoveId, extras); 17990 17991 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 17992 @Override 17993 public void onCreated(int moveId, Bundle extras) { 17994 // Ignored 17995 } 17996 17997 @Override 17998 public void onStatusChanged(int moveId, int status, long estMillis) { 17999 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 18000 } 18001 }; 18002 18003 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18004 storage.setPrimaryStorageUuid(volumeUuid, callback); 18005 return realMoveId; 18006 } 18007 18008 @Override 18009 public int getMoveStatus(int moveId) { 18010 mContext.enforceCallingOrSelfPermission( 18011 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18012 return mMoveCallbacks.mLastStatus.get(moveId); 18013 } 18014 18015 @Override 18016 public void registerMoveCallback(IPackageMoveObserver callback) { 18017 mContext.enforceCallingOrSelfPermission( 18018 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18019 mMoveCallbacks.register(callback); 18020 } 18021 18022 @Override 18023 public void unregisterMoveCallback(IPackageMoveObserver callback) { 18024 mContext.enforceCallingOrSelfPermission( 18025 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18026 mMoveCallbacks.unregister(callback); 18027 } 18028 18029 @Override 18030 public boolean setInstallLocation(int loc) { 18031 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 18032 null); 18033 if (getInstallLocation() == loc) { 18034 return true; 18035 } 18036 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 18037 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 18038 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 18039 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 18040 return true; 18041 } 18042 return false; 18043 } 18044 18045 @Override 18046 public int getInstallLocation() { 18047 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 18048 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 18049 PackageHelper.APP_INSTALL_AUTO); 18050 } 18051 18052 /** Called by UserManagerService */ 18053 void cleanUpUser(UserManagerService userManager, int userHandle) { 18054 synchronized (mPackages) { 18055 mDirtyUsers.remove(userHandle); 18056 mUserNeedsBadging.delete(userHandle); 18057 mSettings.removeUserLPw(userHandle); 18058 mPendingBroadcasts.remove(userHandle); 18059 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 18060 } 18061 synchronized (mInstallLock) { 18062 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18063 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 18064 final String volumeUuid = vol.getFsUuid(); 18065 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 18066 try { 18067 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 18068 } catch (InstallerException e) { 18069 Slog.w(TAG, "Failed to remove user data", e); 18070 } 18071 } 18072 synchronized (mPackages) { 18073 removeUnusedPackagesLILPw(userManager, userHandle); 18074 } 18075 } 18076 } 18077 18078 /** 18079 * We're removing userHandle and would like to remove any downloaded packages 18080 * that are no longer in use by any other user. 18081 * @param userHandle the user being removed 18082 */ 18083 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 18084 final boolean DEBUG_CLEAN_APKS = false; 18085 int [] users = userManager.getUserIds(); 18086 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 18087 while (psit.hasNext()) { 18088 PackageSetting ps = psit.next(); 18089 if (ps.pkg == null) { 18090 continue; 18091 } 18092 final String packageName = ps.pkg.packageName; 18093 // Skip over if system app 18094 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 18095 continue; 18096 } 18097 if (DEBUG_CLEAN_APKS) { 18098 Slog.i(TAG, "Checking package " + packageName); 18099 } 18100 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 18101 if (keep) { 18102 if (DEBUG_CLEAN_APKS) { 18103 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 18104 } 18105 } else { 18106 for (int i = 0; i < users.length; i++) { 18107 if (users[i] != userHandle && ps.getInstalled(users[i])) { 18108 keep = true; 18109 if (DEBUG_CLEAN_APKS) { 18110 Slog.i(TAG, " Keeping package " + packageName + " for user " 18111 + users[i]); 18112 } 18113 break; 18114 } 18115 } 18116 } 18117 if (!keep) { 18118 if (DEBUG_CLEAN_APKS) { 18119 Slog.i(TAG, " Removing package " + packageName); 18120 } 18121 mHandler.post(new Runnable() { 18122 public void run() { 18123 deletePackageX(packageName, userHandle, 0); 18124 } //end run 18125 }); 18126 } 18127 } 18128 } 18129 18130 /** Called by UserManagerService */ 18131 void createNewUser(int userHandle) { 18132 synchronized (mInstallLock) { 18133 try { 18134 mInstaller.createUserConfig(userHandle); 18135 } catch (InstallerException e) { 18136 Slog.w(TAG, "Failed to create user config", e); 18137 } 18138 mSettings.createNewUserLI(this, mInstaller, userHandle); 18139 } 18140 synchronized (mPackages) { 18141 applyFactoryDefaultBrowserLPw(userHandle); 18142 primeDomainVerificationsLPw(userHandle); 18143 } 18144 } 18145 18146 void newUserCreated(final int userHandle) { 18147 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 18148 // If permission review for legacy apps is required, we represent 18149 // dagerous permissions for such apps as always granted runtime 18150 // permissions to keep per user flag state whether review is needed. 18151 // Hence, if a new user is added we have to propagate dangerous 18152 // permission grants for these legacy apps. 18153 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 18154 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 18155 | UPDATE_PERMISSIONS_REPLACE_ALL); 18156 } 18157 } 18158 18159 @Override 18160 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 18161 mContext.enforceCallingOrSelfPermission( 18162 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 18163 "Only package verification agents can read the verifier device identity"); 18164 18165 synchronized (mPackages) { 18166 return mSettings.getVerifierDeviceIdentityLPw(); 18167 } 18168 } 18169 18170 @Override 18171 public void setPermissionEnforced(String permission, boolean enforced) { 18172 // TODO: Now that we no longer change GID for storage, this should to away. 18173 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 18174 "setPermissionEnforced"); 18175 if (READ_EXTERNAL_STORAGE.equals(permission)) { 18176 synchronized (mPackages) { 18177 if (mSettings.mReadExternalStorageEnforced == null 18178 || mSettings.mReadExternalStorageEnforced != enforced) { 18179 mSettings.mReadExternalStorageEnforced = enforced; 18180 mSettings.writeLPr(); 18181 } 18182 } 18183 // kill any non-foreground processes so we restart them and 18184 // grant/revoke the GID. 18185 final IActivityManager am = ActivityManagerNative.getDefault(); 18186 if (am != null) { 18187 final long token = Binder.clearCallingIdentity(); 18188 try { 18189 am.killProcessesBelowForeground("setPermissionEnforcement"); 18190 } catch (RemoteException e) { 18191 } finally { 18192 Binder.restoreCallingIdentity(token); 18193 } 18194 } 18195 } else { 18196 throw new IllegalArgumentException("No selective enforcement for " + permission); 18197 } 18198 } 18199 18200 @Override 18201 @Deprecated 18202 public boolean isPermissionEnforced(String permission) { 18203 return true; 18204 } 18205 18206 @Override 18207 public boolean isStorageLow() { 18208 final long token = Binder.clearCallingIdentity(); 18209 try { 18210 final DeviceStorageMonitorInternal 18211 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 18212 if (dsm != null) { 18213 return dsm.isMemoryLow(); 18214 } else { 18215 return false; 18216 } 18217 } finally { 18218 Binder.restoreCallingIdentity(token); 18219 } 18220 } 18221 18222 @Override 18223 public IPackageInstaller getPackageInstaller() { 18224 return mInstallerService; 18225 } 18226 18227 private boolean userNeedsBadging(int userId) { 18228 int index = mUserNeedsBadging.indexOfKey(userId); 18229 if (index < 0) { 18230 final UserInfo userInfo; 18231 final long token = Binder.clearCallingIdentity(); 18232 try { 18233 userInfo = sUserManager.getUserInfo(userId); 18234 } finally { 18235 Binder.restoreCallingIdentity(token); 18236 } 18237 final boolean b; 18238 if (userInfo != null && userInfo.isManagedProfile()) { 18239 b = true; 18240 } else { 18241 b = false; 18242 } 18243 mUserNeedsBadging.put(userId, b); 18244 return b; 18245 } 18246 return mUserNeedsBadging.valueAt(index); 18247 } 18248 18249 @Override 18250 public KeySet getKeySetByAlias(String packageName, String alias) { 18251 if (packageName == null || alias == null) { 18252 return null; 18253 } 18254 synchronized(mPackages) { 18255 final PackageParser.Package pkg = mPackages.get(packageName); 18256 if (pkg == null) { 18257 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18258 throw new IllegalArgumentException("Unknown package: " + packageName); 18259 } 18260 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18261 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 18262 } 18263 } 18264 18265 @Override 18266 public KeySet getSigningKeySet(String packageName) { 18267 if (packageName == null) { 18268 return null; 18269 } 18270 synchronized(mPackages) { 18271 final PackageParser.Package pkg = mPackages.get(packageName); 18272 if (pkg == null) { 18273 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18274 throw new IllegalArgumentException("Unknown package: " + packageName); 18275 } 18276 if (pkg.applicationInfo.uid != Binder.getCallingUid() 18277 && Process.SYSTEM_UID != Binder.getCallingUid()) { 18278 throw new SecurityException("May not access signing KeySet of other apps."); 18279 } 18280 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18281 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 18282 } 18283 } 18284 18285 @Override 18286 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 18287 if (packageName == null || ks == null) { 18288 return false; 18289 } 18290 synchronized(mPackages) { 18291 final PackageParser.Package pkg = mPackages.get(packageName); 18292 if (pkg == null) { 18293 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18294 throw new IllegalArgumentException("Unknown package: " + packageName); 18295 } 18296 IBinder ksh = ks.getToken(); 18297 if (ksh instanceof KeySetHandle) { 18298 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18299 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 18300 } 18301 return false; 18302 } 18303 } 18304 18305 @Override 18306 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 18307 if (packageName == null || ks == null) { 18308 return false; 18309 } 18310 synchronized(mPackages) { 18311 final PackageParser.Package pkg = mPackages.get(packageName); 18312 if (pkg == null) { 18313 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18314 throw new IllegalArgumentException("Unknown package: " + packageName); 18315 } 18316 IBinder ksh = ks.getToken(); 18317 if (ksh instanceof KeySetHandle) { 18318 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18319 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 18320 } 18321 return false; 18322 } 18323 } 18324 18325 private void deletePackageIfUnusedLPr(final String packageName) { 18326 PackageSetting ps = mSettings.mPackages.get(packageName); 18327 if (ps == null) { 18328 return; 18329 } 18330 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 18331 // TODO Implement atomic delete if package is unused 18332 // It is currently possible that the package will be deleted even if it is installed 18333 // after this method returns. 18334 mHandler.post(new Runnable() { 18335 public void run() { 18336 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 18337 } 18338 }); 18339 } 18340 } 18341 18342 /** 18343 * Check and throw if the given before/after packages would be considered a 18344 * downgrade. 18345 */ 18346 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 18347 throws PackageManagerException { 18348 if (after.versionCode < before.mVersionCode) { 18349 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18350 "Update version code " + after.versionCode + " is older than current " 18351 + before.mVersionCode); 18352 } else if (after.versionCode == before.mVersionCode) { 18353 if (after.baseRevisionCode < before.baseRevisionCode) { 18354 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18355 "Update base revision code " + after.baseRevisionCode 18356 + " is older than current " + before.baseRevisionCode); 18357 } 18358 18359 if (!ArrayUtils.isEmpty(after.splitNames)) { 18360 for (int i = 0; i < after.splitNames.length; i++) { 18361 final String splitName = after.splitNames[i]; 18362 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 18363 if (j != -1) { 18364 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 18365 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18366 "Update split " + splitName + " revision code " 18367 + after.splitRevisionCodes[i] + " is older than current " 18368 + before.splitRevisionCodes[j]); 18369 } 18370 } 18371 } 18372 } 18373 } 18374 } 18375 18376 private static class MoveCallbacks extends Handler { 18377 private static final int MSG_CREATED = 1; 18378 private static final int MSG_STATUS_CHANGED = 2; 18379 18380 private final RemoteCallbackList<IPackageMoveObserver> 18381 mCallbacks = new RemoteCallbackList<>(); 18382 18383 private final SparseIntArray mLastStatus = new SparseIntArray(); 18384 18385 public MoveCallbacks(Looper looper) { 18386 super(looper); 18387 } 18388 18389 public void register(IPackageMoveObserver callback) { 18390 mCallbacks.register(callback); 18391 } 18392 18393 public void unregister(IPackageMoveObserver callback) { 18394 mCallbacks.unregister(callback); 18395 } 18396 18397 @Override 18398 public void handleMessage(Message msg) { 18399 final SomeArgs args = (SomeArgs) msg.obj; 18400 final int n = mCallbacks.beginBroadcast(); 18401 for (int i = 0; i < n; i++) { 18402 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 18403 try { 18404 invokeCallback(callback, msg.what, args); 18405 } catch (RemoteException ignored) { 18406 } 18407 } 18408 mCallbacks.finishBroadcast(); 18409 args.recycle(); 18410 } 18411 18412 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 18413 throws RemoteException { 18414 switch (what) { 18415 case MSG_CREATED: { 18416 callback.onCreated(args.argi1, (Bundle) args.arg2); 18417 break; 18418 } 18419 case MSG_STATUS_CHANGED: { 18420 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 18421 break; 18422 } 18423 } 18424 } 18425 18426 private void notifyCreated(int moveId, Bundle extras) { 18427 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 18428 18429 final SomeArgs args = SomeArgs.obtain(); 18430 args.argi1 = moveId; 18431 args.arg2 = extras; 18432 obtainMessage(MSG_CREATED, args).sendToTarget(); 18433 } 18434 18435 private void notifyStatusChanged(int moveId, int status) { 18436 notifyStatusChanged(moveId, status, -1); 18437 } 18438 18439 private void notifyStatusChanged(int moveId, int status, long estMillis) { 18440 Slog.v(TAG, "Move " + moveId + " status " + status); 18441 18442 final SomeArgs args = SomeArgs.obtain(); 18443 args.argi1 = moveId; 18444 args.argi2 = status; 18445 args.arg3 = estMillis; 18446 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 18447 18448 synchronized (mLastStatus) { 18449 mLastStatus.put(moveId, status); 18450 } 18451 } 18452 } 18453 18454 private final static class OnPermissionChangeListeners extends Handler { 18455 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 18456 18457 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 18458 new RemoteCallbackList<>(); 18459 18460 public OnPermissionChangeListeners(Looper looper) { 18461 super(looper); 18462 } 18463 18464 @Override 18465 public void handleMessage(Message msg) { 18466 switch (msg.what) { 18467 case MSG_ON_PERMISSIONS_CHANGED: { 18468 final int uid = msg.arg1; 18469 handleOnPermissionsChanged(uid); 18470 } break; 18471 } 18472 } 18473 18474 public void addListenerLocked(IOnPermissionsChangeListener listener) { 18475 mPermissionListeners.register(listener); 18476 18477 } 18478 18479 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 18480 mPermissionListeners.unregister(listener); 18481 } 18482 18483 public void onPermissionsChanged(int uid) { 18484 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 18485 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 18486 } 18487 } 18488 18489 private void handleOnPermissionsChanged(int uid) { 18490 final int count = mPermissionListeners.beginBroadcast(); 18491 try { 18492 for (int i = 0; i < count; i++) { 18493 IOnPermissionsChangeListener callback = mPermissionListeners 18494 .getBroadcastItem(i); 18495 try { 18496 callback.onPermissionsChanged(uid); 18497 } catch (RemoteException e) { 18498 Log.e(TAG, "Permission listener is dead", e); 18499 } 18500 } 18501 } finally { 18502 mPermissionListeners.finishBroadcast(); 18503 } 18504 } 18505 } 18506 18507 private class PackageManagerInternalImpl extends PackageManagerInternal { 18508 @Override 18509 public void setLocationPackagesProvider(PackagesProvider provider) { 18510 synchronized (mPackages) { 18511 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 18512 } 18513 } 18514 18515 @Override 18516 public void setImePackagesProvider(PackagesProvider provider) { 18517 synchronized (mPackages) { 18518 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 18519 } 18520 } 18521 18522 @Override 18523 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 18524 synchronized (mPackages) { 18525 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 18526 } 18527 } 18528 18529 @Override 18530 public void setSmsAppPackagesProvider(PackagesProvider provider) { 18531 synchronized (mPackages) { 18532 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 18533 } 18534 } 18535 18536 @Override 18537 public void setDialerAppPackagesProvider(PackagesProvider provider) { 18538 synchronized (mPackages) { 18539 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 18540 } 18541 } 18542 18543 @Override 18544 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 18545 synchronized (mPackages) { 18546 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 18547 } 18548 } 18549 18550 @Override 18551 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 18552 synchronized (mPackages) { 18553 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 18554 } 18555 } 18556 18557 @Override 18558 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 18559 synchronized (mPackages) { 18560 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 18561 packageName, userId); 18562 } 18563 } 18564 18565 @Override 18566 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 18567 synchronized (mPackages) { 18568 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 18569 packageName, userId); 18570 } 18571 } 18572 18573 @Override 18574 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 18575 synchronized (mPackages) { 18576 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 18577 packageName, userId); 18578 } 18579 } 18580 18581 @Override 18582 public void setKeepUninstalledPackages(final List<String> packageList) { 18583 Preconditions.checkNotNull(packageList); 18584 List<String> removedFromList = null; 18585 synchronized (mPackages) { 18586 if (mKeepUninstalledPackages != null) { 18587 final int packagesCount = mKeepUninstalledPackages.size(); 18588 for (int i = 0; i < packagesCount; i++) { 18589 String oldPackage = mKeepUninstalledPackages.get(i); 18590 if (packageList != null && packageList.contains(oldPackage)) { 18591 continue; 18592 } 18593 if (removedFromList == null) { 18594 removedFromList = new ArrayList<>(); 18595 } 18596 removedFromList.add(oldPackage); 18597 } 18598 } 18599 mKeepUninstalledPackages = new ArrayList<>(packageList); 18600 if (removedFromList != null) { 18601 final int removedCount = removedFromList.size(); 18602 for (int i = 0; i < removedCount; i++) { 18603 deletePackageIfUnusedLPr(removedFromList.get(i)); 18604 } 18605 } 18606 } 18607 } 18608 18609 @Override 18610 public boolean isPermissionsReviewRequired(String packageName, int userId) { 18611 synchronized (mPackages) { 18612 // If we do not support permission review, done. 18613 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 18614 return false; 18615 } 18616 18617 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 18618 if (packageSetting == null) { 18619 return false; 18620 } 18621 18622 // Permission review applies only to apps not supporting the new permission model. 18623 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 18624 return false; 18625 } 18626 18627 // Legacy apps have the permission and get user consent on launch. 18628 PermissionsState permissionsState = packageSetting.getPermissionsState(); 18629 return permissionsState.isPermissionReviewRequired(userId); 18630 } 18631 } 18632 } 18633 18634 @Override 18635 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 18636 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 18637 synchronized (mPackages) { 18638 final long identity = Binder.clearCallingIdentity(); 18639 try { 18640 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 18641 packageNames, userId); 18642 } finally { 18643 Binder.restoreCallingIdentity(identity); 18644 } 18645 } 18646 } 18647 18648 private static void enforceSystemOrPhoneCaller(String tag) { 18649 int callingUid = Binder.getCallingUid(); 18650 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 18651 throw new SecurityException( 18652 "Cannot call " + tag + " from UID " + callingUid); 18653 } 18654 } 18655 18656 boolean isHistoricalPackageUsageAvailable() { 18657 return mPackageUsage.isHistoricalPackageUsageAvailable(); 18658 } 18659} 18660