PackageManagerService.java revision c35e8c9c31ffc0419e2c3f75aa933368b20a56f2
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 40import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 45import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 46import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 47import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 49import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 61import static android.content.pm.PackageManager.MATCH_ALL; 62import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 63import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 64import static android.content.pm.PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 65import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 66import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 67import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 68import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 69import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 70import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 71import static android.content.pm.PackageManager.PERMISSION_DENIED; 72import static android.content.pm.PackageManager.PERMISSION_GRANTED; 73import static android.content.pm.PackageParser.isApkFile; 74import static android.os.Process.PACKAGE_INFO_GID; 75import static android.os.Process.SYSTEM_UID; 76import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 77import static android.system.OsConstants.O_CREAT; 78import static android.system.OsConstants.O_RDWR; 79 80import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 81import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 82import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 83import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 84import static com.android.internal.util.ArrayUtils.appendInt; 85import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 86import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 87import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 88import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 89import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 90import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 91import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 92import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 93import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 94 95import android.Manifest; 96import android.annotation.NonNull; 97import android.annotation.Nullable; 98import android.app.ActivityManager; 99import android.app.ActivityManagerNative; 100import android.app.AppGlobals; 101import android.app.IActivityManager; 102import android.app.admin.IDevicePolicyManager; 103import android.app.backup.IBackupManager; 104import android.content.BroadcastReceiver; 105import android.content.ComponentName; 106import android.content.Context; 107import android.content.IIntentReceiver; 108import android.content.Intent; 109import android.content.IntentFilter; 110import android.content.IntentSender; 111import android.content.IntentSender.SendIntentException; 112import android.content.ServiceConnection; 113import android.content.pm.ActivityInfo; 114import android.content.pm.ApplicationInfo; 115import android.content.pm.AppsQueryHelper; 116import android.content.pm.ComponentInfo; 117import android.content.pm.EphemeralApplicationInfo; 118import android.content.pm.EphemeralResolveInfo; 119import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 120import android.content.pm.FeatureInfo; 121import android.content.pm.IOnPermissionsChangeListener; 122import android.content.pm.IPackageDataObserver; 123import android.content.pm.IPackageDeleteObserver; 124import android.content.pm.IPackageDeleteObserver2; 125import android.content.pm.IPackageInstallObserver2; 126import android.content.pm.IPackageInstaller; 127import android.content.pm.IPackageManager; 128import android.content.pm.IPackageMoveObserver; 129import android.content.pm.IPackageStatsObserver; 130import android.content.pm.InstrumentationInfo; 131import android.content.pm.IntentFilterVerificationInfo; 132import android.content.pm.KeySet; 133import android.content.pm.PackageCleanItem; 134import android.content.pm.PackageInfo; 135import android.content.pm.PackageInfoLite; 136import android.content.pm.PackageInstaller; 137import android.content.pm.PackageManager; 138import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 139import android.content.pm.PackageManagerInternal; 140import android.content.pm.PackageParser; 141import android.content.pm.PackageParser.ActivityIntentInfo; 142import android.content.pm.PackageParser.PackageLite; 143import android.content.pm.PackageParser.PackageParserException; 144import android.content.pm.PackageStats; 145import android.content.pm.PackageUserState; 146import android.content.pm.ParceledListSlice; 147import android.content.pm.PermissionGroupInfo; 148import android.content.pm.PermissionInfo; 149import android.content.pm.ProviderInfo; 150import android.content.pm.ResolveInfo; 151import android.content.pm.ServiceInfo; 152import android.content.pm.Signature; 153import android.content.pm.UserInfo; 154import android.content.pm.VerificationParams; 155import android.content.pm.VerifierDeviceIdentity; 156import android.content.pm.VerifierInfo; 157import android.content.res.Resources; 158import android.graphics.Bitmap; 159import android.hardware.display.DisplayManager; 160import android.net.Uri; 161import android.os.Binder; 162import android.os.Build; 163import android.os.Bundle; 164import android.os.Debug; 165import android.os.Environment; 166import android.os.Environment.UserEnvironment; 167import android.os.FileUtils; 168import android.os.Handler; 169import android.os.IBinder; 170import android.os.Looper; 171import android.os.Message; 172import android.os.Parcel; 173import android.os.ParcelFileDescriptor; 174import android.os.Process; 175import android.os.RemoteCallbackList; 176import android.os.RemoteException; 177import android.os.ResultReceiver; 178import android.os.SELinux; 179import android.os.ServiceManager; 180import android.os.SystemClock; 181import android.os.SystemProperties; 182import android.os.Trace; 183import android.os.UserHandle; 184import android.os.UserManager; 185import android.os.storage.IMountService; 186import android.os.storage.MountServiceInternal; 187import android.os.storage.StorageEventListener; 188import android.os.storage.StorageManager; 189import android.os.storage.VolumeInfo; 190import android.os.storage.VolumeRecord; 191import android.security.KeyStore; 192import android.security.SystemKeyStore; 193import android.system.ErrnoException; 194import android.system.Os; 195import android.text.TextUtils; 196import android.text.format.DateUtils; 197import android.util.ArrayMap; 198import android.util.ArraySet; 199import android.util.AtomicFile; 200import android.util.DisplayMetrics; 201import android.util.EventLog; 202import android.util.ExceptionUtils; 203import android.util.Log; 204import android.util.LogPrinter; 205import android.util.MathUtils; 206import android.util.PrintStreamPrinter; 207import android.util.Slog; 208import android.util.SparseArray; 209import android.util.SparseBooleanArray; 210import android.util.SparseIntArray; 211import android.util.Xml; 212import android.view.Display; 213 214import com.android.internal.R; 215import com.android.internal.annotations.GuardedBy; 216import com.android.internal.app.IMediaContainerService; 217import com.android.internal.app.ResolverActivity; 218import com.android.internal.content.NativeLibraryHelper; 219import com.android.internal.content.PackageHelper; 220import com.android.internal.os.IParcelFileDescriptorFactory; 221import com.android.internal.os.InstallerConnection.InstallerException; 222import com.android.internal.os.SomeArgs; 223import com.android.internal.os.Zygote; 224import com.android.internal.util.ArrayUtils; 225import com.android.internal.util.FastPrintWriter; 226import com.android.internal.util.FastXmlSerializer; 227import com.android.internal.util.IndentingPrintWriter; 228import com.android.internal.util.Preconditions; 229import com.android.internal.util.XmlUtils; 230import com.android.server.EventLogTags; 231import com.android.server.FgThread; 232import com.android.server.IntentResolver; 233import com.android.server.LocalServices; 234import com.android.server.ServiceThread; 235import com.android.server.SystemConfig; 236import com.android.server.Watchdog; 237import com.android.server.pm.Installer.StorageFlags; 238import com.android.server.pm.PermissionsState.PermissionState; 239import com.android.server.pm.Settings.DatabaseVersion; 240import com.android.server.pm.Settings.VersionInfo; 241import com.android.server.storage.DeviceStorageMonitorInternal; 242 243import dalvik.system.DexFile; 244import dalvik.system.VMRuntime; 245 246import libcore.io.IoUtils; 247import libcore.util.EmptyArray; 248 249import org.xmlpull.v1.XmlPullParser; 250import org.xmlpull.v1.XmlPullParserException; 251import org.xmlpull.v1.XmlSerializer; 252 253import java.io.BufferedInputStream; 254import java.io.BufferedOutputStream; 255import java.io.BufferedReader; 256import java.io.ByteArrayInputStream; 257import java.io.ByteArrayOutputStream; 258import java.io.File; 259import java.io.FileDescriptor; 260import java.io.FileNotFoundException; 261import java.io.FileOutputStream; 262import java.io.FileReader; 263import java.io.FilenameFilter; 264import java.io.IOException; 265import java.io.InputStream; 266import java.io.PrintWriter; 267import java.nio.charset.StandardCharsets; 268import java.security.MessageDigest; 269import java.security.NoSuchAlgorithmException; 270import java.security.PublicKey; 271import java.security.cert.CertificateEncodingException; 272import java.security.cert.CertificateException; 273import java.text.SimpleDateFormat; 274import java.util.ArrayList; 275import java.util.Arrays; 276import java.util.Collection; 277import java.util.Collections; 278import java.util.Comparator; 279import java.util.Date; 280import java.util.Iterator; 281import java.util.List; 282import java.util.Map; 283import java.util.Objects; 284import java.util.Set; 285import java.util.concurrent.CountDownLatch; 286import java.util.concurrent.TimeUnit; 287import java.util.concurrent.atomic.AtomicBoolean; 288import java.util.concurrent.atomic.AtomicInteger; 289import java.util.concurrent.atomic.AtomicLong; 290 291/** 292 * Keep track of all those .apks everywhere. 293 * 294 * This is very central to the platform's security; please run the unit 295 * tests whenever making modifications here: 296 * 297runtest -c android.content.pm.PackageManagerTests frameworks-core 298 * 299 * {@hide} 300 */ 301public class PackageManagerService extends IPackageManager.Stub { 302 static final String TAG = "PackageManager"; 303 static final boolean DEBUG_SETTINGS = false; 304 static final boolean DEBUG_PREFERRED = false; 305 static final boolean DEBUG_UPGRADE = false; 306 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 307 private static final boolean DEBUG_BACKUP = false; 308 private static final boolean DEBUG_INSTALL = false; 309 private static final boolean DEBUG_REMOVE = false; 310 private static final boolean DEBUG_BROADCASTS = false; 311 private static final boolean DEBUG_SHOW_INFO = false; 312 private static final boolean DEBUG_PACKAGE_INFO = false; 313 private static final boolean DEBUG_INTENT_MATCHING = false; 314 private static final boolean DEBUG_PACKAGE_SCANNING = false; 315 private static final boolean DEBUG_VERIFY = false; 316 private static final boolean DEBUG_DEXOPT = false; 317 private static final boolean DEBUG_ABI_SELECTION = false; 318 private static final boolean DEBUG_EPHEMERAL = false; 319 private static final boolean DEBUG_TRIAGED_MISSING = false; 320 private static final boolean DEBUG_APP_DATA = false; 321 322 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 323 324 private static final boolean DISABLE_EPHEMERAL_APPS = true; 325 326 private static final int RADIO_UID = Process.PHONE_UID; 327 private static final int LOG_UID = Process.LOG_UID; 328 private static final int NFC_UID = Process.NFC_UID; 329 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 330 private static final int SHELL_UID = Process.SHELL_UID; 331 332 // Cap the size of permission trees that 3rd party apps can define 333 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 334 335 // Suffix used during package installation when copying/moving 336 // package apks to install directory. 337 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 338 339 static final int SCAN_NO_DEX = 1<<1; 340 static final int SCAN_FORCE_DEX = 1<<2; 341 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 342 static final int SCAN_NEW_INSTALL = 1<<4; 343 static final int SCAN_NO_PATHS = 1<<5; 344 static final int SCAN_UPDATE_TIME = 1<<6; 345 static final int SCAN_DEFER_DEX = 1<<7; 346 static final int SCAN_BOOTING = 1<<8; 347 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 348 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 349 static final int SCAN_REPLACING = 1<<11; 350 static final int SCAN_REQUIRE_KNOWN = 1<<12; 351 static final int SCAN_MOVE = 1<<13; 352 static final int SCAN_INITIAL = 1<<14; 353 354 static final int REMOVE_CHATTY = 1<<16; 355 356 private static final int[] EMPTY_INT_ARRAY = new int[0]; 357 358 /** 359 * Timeout (in milliseconds) after which the watchdog should declare that 360 * our handler thread is wedged. The usual default for such things is one 361 * minute but we sometimes do very lengthy I/O operations on this thread, 362 * such as installing multi-gigabyte applications, so ours needs to be longer. 363 */ 364 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 365 366 /** 367 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 368 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 369 * settings entry if available, otherwise we use the hardcoded default. If it's been 370 * more than this long since the last fstrim, we force one during the boot sequence. 371 * 372 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 373 * one gets run at the next available charging+idle time. This final mandatory 374 * no-fstrim check kicks in only of the other scheduling criteria is never met. 375 */ 376 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 377 378 /** 379 * Whether verification is enabled by default. 380 */ 381 private static final boolean DEFAULT_VERIFY_ENABLE = true; 382 383 /** 384 * The default maximum time to wait for the verification agent to return in 385 * milliseconds. 386 */ 387 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 388 389 /** 390 * The default response for package verification timeout. 391 * 392 * This can be either PackageManager.VERIFICATION_ALLOW or 393 * PackageManager.VERIFICATION_REJECT. 394 */ 395 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 396 397 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 398 399 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 400 DEFAULT_CONTAINER_PACKAGE, 401 "com.android.defcontainer.DefaultContainerService"); 402 403 private static final String KILL_APP_REASON_GIDS_CHANGED = 404 "permission grant or revoke changed gids"; 405 406 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 407 "permissions revoked"; 408 409 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 410 411 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 412 413 /** Permission grant: not grant the permission. */ 414 private static final int GRANT_DENIED = 1; 415 416 /** Permission grant: grant the permission as an install permission. */ 417 private static final int GRANT_INSTALL = 2; 418 419 /** Permission grant: grant the permission as a runtime one. */ 420 private static final int GRANT_RUNTIME = 3; 421 422 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 423 private static final int GRANT_UPGRADE = 4; 424 425 /** Canonical intent used to identify what counts as a "web browser" app */ 426 private static final Intent sBrowserIntent; 427 static { 428 sBrowserIntent = new Intent(); 429 sBrowserIntent.setAction(Intent.ACTION_VIEW); 430 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 431 sBrowserIntent.setData(Uri.parse("http:")); 432 } 433 434 final ServiceThread mHandlerThread; 435 436 final PackageHandler mHandler; 437 438 /** 439 * Messages for {@link #mHandler} that need to wait for system ready before 440 * being dispatched. 441 */ 442 private ArrayList<Message> mPostSystemReadyMessages; 443 444 final int mSdkVersion = Build.VERSION.SDK_INT; 445 446 final Context mContext; 447 final boolean mFactoryTest; 448 final boolean mOnlyCore; 449 final DisplayMetrics mMetrics; 450 final int mDefParseFlags; 451 final String[] mSeparateProcesses; 452 final boolean mIsUpgrade; 453 454 /** The location for ASEC container files on internal storage. */ 455 final String mAsecInternalPath; 456 457 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 458 // LOCK HELD. Can be called with mInstallLock held. 459 @GuardedBy("mInstallLock") 460 final Installer mInstaller; 461 462 /** Directory where installed third-party apps stored */ 463 final File mAppInstallDir; 464 final File mEphemeralInstallDir; 465 466 /** 467 * Directory to which applications installed internally have their 468 * 32 bit native libraries copied. 469 */ 470 private File mAppLib32InstallDir; 471 472 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 473 // apps. 474 final File mDrmAppPrivateInstallDir; 475 476 // ---------------------------------------------------------------- 477 478 // Lock for state used when installing and doing other long running 479 // operations. Methods that must be called with this lock held have 480 // the suffix "LI". 481 final Object mInstallLock = new Object(); 482 483 // ---------------------------------------------------------------- 484 485 // Keys are String (package name), values are Package. This also serves 486 // as the lock for the global state. Methods that must be called with 487 // this lock held have the prefix "LP". 488 @GuardedBy("mPackages") 489 final ArrayMap<String, PackageParser.Package> mPackages = 490 new ArrayMap<String, PackageParser.Package>(); 491 492 // Tracks available target package names -> overlay package paths. 493 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 494 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 495 496 /** 497 * Tracks new system packages [received in an OTA] that we expect to 498 * find updated user-installed versions. Keys are package name, values 499 * are package location. 500 */ 501 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 502 503 /** 504 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 505 */ 506 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 507 /** 508 * Whether or not system app permissions should be promoted from install to runtime. 509 */ 510 boolean mPromoteSystemApps; 511 512 final Settings mSettings; 513 boolean mRestoredSettings; 514 515 // System configuration read by SystemConfig. 516 final int[] mGlobalGids; 517 final SparseArray<ArraySet<String>> mSystemPermissions; 518 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 519 520 // If mac_permissions.xml was found for seinfo labeling. 521 boolean mFoundPolicyFile; 522 523 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 524 525 public static final class SharedLibraryEntry { 526 public final String path; 527 public final String apk; 528 529 SharedLibraryEntry(String _path, String _apk) { 530 path = _path; 531 apk = _apk; 532 } 533 } 534 535 // Currently known shared libraries. 536 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 537 new ArrayMap<String, SharedLibraryEntry>(); 538 539 // All available activities, for your resolving pleasure. 540 final ActivityIntentResolver mActivities = 541 new ActivityIntentResolver(); 542 543 // All available receivers, for your resolving pleasure. 544 final ActivityIntentResolver mReceivers = 545 new ActivityIntentResolver(); 546 547 // All available services, for your resolving pleasure. 548 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 549 550 // All available providers, for your resolving pleasure. 551 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 552 553 // Mapping from provider base names (first directory in content URI codePath) 554 // to the provider information. 555 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 556 new ArrayMap<String, PackageParser.Provider>(); 557 558 // Mapping from instrumentation class names to info about them. 559 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 560 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 561 562 // Mapping from permission names to info about them. 563 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 564 new ArrayMap<String, PackageParser.PermissionGroup>(); 565 566 // Packages whose data we have transfered into another package, thus 567 // should no longer exist. 568 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 569 570 // Broadcast actions that are only available to the system. 571 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 572 573 /** List of packages waiting for verification. */ 574 final SparseArray<PackageVerificationState> mPendingVerification 575 = new SparseArray<PackageVerificationState>(); 576 577 /** Set of packages associated with each app op permission. */ 578 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 579 580 final PackageInstallerService mInstallerService; 581 582 private final PackageDexOptimizer mPackageDexOptimizer; 583 584 private AtomicInteger mNextMoveId = new AtomicInteger(); 585 private final MoveCallbacks mMoveCallbacks; 586 587 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 588 589 // Cache of users who need badging. 590 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 591 592 /** Token for keys in mPendingVerification. */ 593 private int mPendingVerificationToken = 0; 594 595 volatile boolean mSystemReady; 596 volatile boolean mSafeMode; 597 volatile boolean mHasSystemUidErrors; 598 599 ApplicationInfo mAndroidApplication; 600 final ActivityInfo mResolveActivity = new ActivityInfo(); 601 final ResolveInfo mResolveInfo = new ResolveInfo(); 602 ComponentName mResolveComponentName; 603 PackageParser.Package mPlatformPackage; 604 ComponentName mCustomResolverComponentName; 605 606 boolean mResolverReplaced = false; 607 608 private final @Nullable ComponentName mIntentFilterVerifierComponent; 609 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 610 611 private int mIntentFilterVerificationToken = 0; 612 613 /** Component that knows whether or not an ephemeral application exists */ 614 final ComponentName mEphemeralResolverComponent; 615 /** The service connection to the ephemeral resolver */ 616 final EphemeralResolverConnection mEphemeralResolverConnection; 617 618 /** Component used to install ephemeral applications */ 619 final ComponentName mEphemeralInstallerComponent; 620 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 621 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 622 623 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 624 = new SparseArray<IntentFilterVerificationState>(); 625 626 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 627 new DefaultPermissionGrantPolicy(this); 628 629 // List of packages names to keep cached, even if they are uninstalled for all users 630 private List<String> mKeepUninstalledPackages; 631 632 private boolean mUseJitProfiles = 633 SystemProperties.getBoolean("dalvik.vm.usejitprofiles", false); 634 635 private static class IFVerificationParams { 636 PackageParser.Package pkg; 637 boolean replacing; 638 int userId; 639 int verifierUid; 640 641 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 642 int _userId, int _verifierUid) { 643 pkg = _pkg; 644 replacing = _replacing; 645 userId = _userId; 646 replacing = _replacing; 647 verifierUid = _verifierUid; 648 } 649 } 650 651 private interface IntentFilterVerifier<T extends IntentFilter> { 652 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 653 T filter, String packageName); 654 void startVerifications(int userId); 655 void receiveVerificationResponse(int verificationId); 656 } 657 658 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 659 private Context mContext; 660 private ComponentName mIntentFilterVerifierComponent; 661 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 662 663 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 664 mContext = context; 665 mIntentFilterVerifierComponent = verifierComponent; 666 } 667 668 private String getDefaultScheme() { 669 return IntentFilter.SCHEME_HTTPS; 670 } 671 672 @Override 673 public void startVerifications(int userId) { 674 // Launch verifications requests 675 int count = mCurrentIntentFilterVerifications.size(); 676 for (int n=0; n<count; n++) { 677 int verificationId = mCurrentIntentFilterVerifications.get(n); 678 final IntentFilterVerificationState ivs = 679 mIntentFilterVerificationStates.get(verificationId); 680 681 String packageName = ivs.getPackageName(); 682 683 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 684 final int filterCount = filters.size(); 685 ArraySet<String> domainsSet = new ArraySet<>(); 686 for (int m=0; m<filterCount; m++) { 687 PackageParser.ActivityIntentInfo filter = filters.get(m); 688 domainsSet.addAll(filter.getHostsList()); 689 } 690 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 691 synchronized (mPackages) { 692 if (mSettings.createIntentFilterVerificationIfNeededLPw( 693 packageName, domainsList) != null) { 694 scheduleWriteSettingsLocked(); 695 } 696 } 697 sendVerificationRequest(userId, verificationId, ivs); 698 } 699 mCurrentIntentFilterVerifications.clear(); 700 } 701 702 private void sendVerificationRequest(int userId, int verificationId, 703 IntentFilterVerificationState ivs) { 704 705 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 706 verificationIntent.putExtra( 707 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 708 verificationId); 709 verificationIntent.putExtra( 710 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 711 getDefaultScheme()); 712 verificationIntent.putExtra( 713 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 714 ivs.getHostsString()); 715 verificationIntent.putExtra( 716 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 717 ivs.getPackageName()); 718 verificationIntent.setComponent(mIntentFilterVerifierComponent); 719 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 720 721 UserHandle user = new UserHandle(userId); 722 mContext.sendBroadcastAsUser(verificationIntent, user); 723 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 724 "Sending IntentFilter verification broadcast"); 725 } 726 727 public void receiveVerificationResponse(int verificationId) { 728 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 729 730 final boolean verified = ivs.isVerified(); 731 732 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 733 final int count = filters.size(); 734 if (DEBUG_DOMAIN_VERIFICATION) { 735 Slog.i(TAG, "Received verification response " + verificationId 736 + " for " + count + " filters, verified=" + verified); 737 } 738 for (int n=0; n<count; n++) { 739 PackageParser.ActivityIntentInfo filter = filters.get(n); 740 filter.setVerified(verified); 741 742 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 743 + " verified with result:" + verified + " and hosts:" 744 + ivs.getHostsString()); 745 } 746 747 mIntentFilterVerificationStates.remove(verificationId); 748 749 final String packageName = ivs.getPackageName(); 750 IntentFilterVerificationInfo ivi = null; 751 752 synchronized (mPackages) { 753 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 754 } 755 if (ivi == null) { 756 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 757 + verificationId + " packageName:" + packageName); 758 return; 759 } 760 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 761 "Updating IntentFilterVerificationInfo for package " + packageName 762 +" verificationId:" + verificationId); 763 764 synchronized (mPackages) { 765 if (verified) { 766 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 767 } else { 768 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 769 } 770 scheduleWriteSettingsLocked(); 771 772 final int userId = ivs.getUserId(); 773 if (userId != UserHandle.USER_ALL) { 774 final int userStatus = 775 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 776 777 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 778 boolean needUpdate = false; 779 780 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 781 // already been set by the User thru the Disambiguation dialog 782 switch (userStatus) { 783 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 784 if (verified) { 785 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 786 } else { 787 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 788 } 789 needUpdate = true; 790 break; 791 792 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 793 if (verified) { 794 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 795 needUpdate = true; 796 } 797 break; 798 799 default: 800 // Nothing to do 801 } 802 803 if (needUpdate) { 804 mSettings.updateIntentFilterVerificationStatusLPw( 805 packageName, updatedStatus, userId); 806 scheduleWritePackageRestrictionsLocked(userId); 807 } 808 } 809 } 810 } 811 812 @Override 813 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 814 ActivityIntentInfo filter, String packageName) { 815 if (!hasValidDomains(filter)) { 816 return false; 817 } 818 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 819 if (ivs == null) { 820 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 821 packageName); 822 } 823 if (DEBUG_DOMAIN_VERIFICATION) { 824 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 825 } 826 ivs.addFilter(filter); 827 return true; 828 } 829 830 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 831 int userId, int verificationId, String packageName) { 832 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 833 verifierUid, userId, packageName); 834 ivs.setPendingState(); 835 synchronized (mPackages) { 836 mIntentFilterVerificationStates.append(verificationId, ivs); 837 mCurrentIntentFilterVerifications.add(verificationId); 838 } 839 return ivs; 840 } 841 } 842 843 private static boolean hasValidDomains(ActivityIntentInfo filter) { 844 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 845 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 846 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 847 } 848 849 // Set of pending broadcasts for aggregating enable/disable of components. 850 static class PendingPackageBroadcasts { 851 // for each user id, a map of <package name -> components within that package> 852 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 853 854 public PendingPackageBroadcasts() { 855 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 856 } 857 858 public ArrayList<String> get(int userId, String packageName) { 859 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 860 return packages.get(packageName); 861 } 862 863 public void put(int userId, String packageName, ArrayList<String> components) { 864 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 865 packages.put(packageName, components); 866 } 867 868 public void remove(int userId, String packageName) { 869 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 870 if (packages != null) { 871 packages.remove(packageName); 872 } 873 } 874 875 public void remove(int userId) { 876 mUidMap.remove(userId); 877 } 878 879 public int userIdCount() { 880 return mUidMap.size(); 881 } 882 883 public int userIdAt(int n) { 884 return mUidMap.keyAt(n); 885 } 886 887 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 888 return mUidMap.get(userId); 889 } 890 891 public int size() { 892 // total number of pending broadcast entries across all userIds 893 int num = 0; 894 for (int i = 0; i< mUidMap.size(); i++) { 895 num += mUidMap.valueAt(i).size(); 896 } 897 return num; 898 } 899 900 public void clear() { 901 mUidMap.clear(); 902 } 903 904 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 905 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 906 if (map == null) { 907 map = new ArrayMap<String, ArrayList<String>>(); 908 mUidMap.put(userId, map); 909 } 910 return map; 911 } 912 } 913 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 914 915 // Service Connection to remote media container service to copy 916 // package uri's from external media onto secure containers 917 // or internal storage. 918 private IMediaContainerService mContainerService = null; 919 920 static final int SEND_PENDING_BROADCAST = 1; 921 static final int MCS_BOUND = 3; 922 static final int END_COPY = 4; 923 static final int INIT_COPY = 5; 924 static final int MCS_UNBIND = 6; 925 static final int START_CLEANING_PACKAGE = 7; 926 static final int FIND_INSTALL_LOC = 8; 927 static final int POST_INSTALL = 9; 928 static final int MCS_RECONNECT = 10; 929 static final int MCS_GIVE_UP = 11; 930 static final int UPDATED_MEDIA_STATUS = 12; 931 static final int WRITE_SETTINGS = 13; 932 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 933 static final int PACKAGE_VERIFIED = 15; 934 static final int CHECK_PENDING_VERIFICATION = 16; 935 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 936 static final int INTENT_FILTER_VERIFIED = 18; 937 938 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 939 940 // Delay time in millisecs 941 static final int BROADCAST_DELAY = 10 * 1000; 942 943 static UserManagerService sUserManager; 944 945 // Stores a list of users whose package restrictions file needs to be updated 946 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 947 948 final private DefaultContainerConnection mDefContainerConn = 949 new DefaultContainerConnection(); 950 class DefaultContainerConnection implements ServiceConnection { 951 public void onServiceConnected(ComponentName name, IBinder service) { 952 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 953 IMediaContainerService imcs = 954 IMediaContainerService.Stub.asInterface(service); 955 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 956 } 957 958 public void onServiceDisconnected(ComponentName name) { 959 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 960 } 961 } 962 963 // Recordkeeping of restore-after-install operations that are currently in flight 964 // between the Package Manager and the Backup Manager 965 static class PostInstallData { 966 public InstallArgs args; 967 public PackageInstalledInfo res; 968 969 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 970 args = _a; 971 res = _r; 972 } 973 } 974 975 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 976 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 977 978 // XML tags for backup/restore of various bits of state 979 private static final String TAG_PREFERRED_BACKUP = "pa"; 980 private static final String TAG_DEFAULT_APPS = "da"; 981 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 982 983 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 984 private static final String TAG_ALL_GRANTS = "rt-grants"; 985 private static final String TAG_GRANT = "grant"; 986 private static final String ATTR_PACKAGE_NAME = "pkg"; 987 988 private static final String TAG_PERMISSION = "perm"; 989 private static final String ATTR_PERMISSION_NAME = "name"; 990 private static final String ATTR_IS_GRANTED = "g"; 991 private static final String ATTR_USER_SET = "set"; 992 private static final String ATTR_USER_FIXED = "fixed"; 993 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 994 995 // System/policy permission grants are not backed up 996 private static final int SYSTEM_RUNTIME_GRANT_MASK = 997 FLAG_PERMISSION_POLICY_FIXED 998 | FLAG_PERMISSION_SYSTEM_FIXED 999 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1000 1001 // And we back up these user-adjusted states 1002 private static final int USER_RUNTIME_GRANT_MASK = 1003 FLAG_PERMISSION_USER_SET 1004 | FLAG_PERMISSION_USER_FIXED 1005 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1006 1007 final @Nullable String mRequiredVerifierPackage; 1008 final @Nullable String mRequiredInstallerPackage; 1009 1010 private final PackageUsage mPackageUsage = new PackageUsage(); 1011 1012 private class PackageUsage { 1013 private static final int WRITE_INTERVAL 1014 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 1015 1016 private final Object mFileLock = new Object(); 1017 private final AtomicLong mLastWritten = new AtomicLong(0); 1018 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 1019 1020 private boolean mIsHistoricalPackageUsageAvailable = true; 1021 1022 boolean isHistoricalPackageUsageAvailable() { 1023 return mIsHistoricalPackageUsageAvailable; 1024 } 1025 1026 void write(boolean force) { 1027 if (force) { 1028 writeInternal(); 1029 return; 1030 } 1031 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 1032 && !DEBUG_DEXOPT) { 1033 return; 1034 } 1035 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1036 new Thread("PackageUsage_DiskWriter") { 1037 @Override 1038 public void run() { 1039 try { 1040 writeInternal(); 1041 } finally { 1042 mBackgroundWriteRunning.set(false); 1043 } 1044 } 1045 }.start(); 1046 } 1047 } 1048 1049 private void writeInternal() { 1050 synchronized (mPackages) { 1051 synchronized (mFileLock) { 1052 AtomicFile file = getFile(); 1053 FileOutputStream f = null; 1054 try { 1055 f = file.startWrite(); 1056 BufferedOutputStream out = new BufferedOutputStream(f); 1057 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1058 StringBuilder sb = new StringBuilder(); 1059 for (PackageParser.Package pkg : mPackages.values()) { 1060 if (pkg.mLastPackageUsageTimeInMills == 0) { 1061 continue; 1062 } 1063 sb.setLength(0); 1064 sb.append(pkg.packageName); 1065 sb.append(' '); 1066 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1067 sb.append('\n'); 1068 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1069 } 1070 out.flush(); 1071 file.finishWrite(f); 1072 } catch (IOException e) { 1073 if (f != null) { 1074 file.failWrite(f); 1075 } 1076 Log.e(TAG, "Failed to write package usage times", e); 1077 } 1078 } 1079 } 1080 mLastWritten.set(SystemClock.elapsedRealtime()); 1081 } 1082 1083 void readLP() { 1084 synchronized (mFileLock) { 1085 AtomicFile file = getFile(); 1086 BufferedInputStream in = null; 1087 try { 1088 in = new BufferedInputStream(file.openRead()); 1089 StringBuffer sb = new StringBuffer(); 1090 while (true) { 1091 String packageName = readToken(in, sb, ' '); 1092 if (packageName == null) { 1093 break; 1094 } 1095 String timeInMillisString = readToken(in, sb, '\n'); 1096 if (timeInMillisString == null) { 1097 throw new IOException("Failed to find last usage time for package " 1098 + packageName); 1099 } 1100 PackageParser.Package pkg = mPackages.get(packageName); 1101 if (pkg == null) { 1102 continue; 1103 } 1104 long timeInMillis; 1105 try { 1106 timeInMillis = Long.parseLong(timeInMillisString); 1107 } catch (NumberFormatException e) { 1108 throw new IOException("Failed to parse " + timeInMillisString 1109 + " as a long.", e); 1110 } 1111 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1112 } 1113 } catch (FileNotFoundException expected) { 1114 mIsHistoricalPackageUsageAvailable = false; 1115 } catch (IOException e) { 1116 Log.w(TAG, "Failed to read package usage times", e); 1117 } finally { 1118 IoUtils.closeQuietly(in); 1119 } 1120 } 1121 mLastWritten.set(SystemClock.elapsedRealtime()); 1122 } 1123 1124 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1125 throws IOException { 1126 sb.setLength(0); 1127 while (true) { 1128 int ch = in.read(); 1129 if (ch == -1) { 1130 if (sb.length() == 0) { 1131 return null; 1132 } 1133 throw new IOException("Unexpected EOF"); 1134 } 1135 if (ch == endOfToken) { 1136 return sb.toString(); 1137 } 1138 sb.append((char)ch); 1139 } 1140 } 1141 1142 private AtomicFile getFile() { 1143 File dataDir = Environment.getDataDirectory(); 1144 File systemDir = new File(dataDir, "system"); 1145 File fname = new File(systemDir, "package-usage.list"); 1146 return new AtomicFile(fname); 1147 } 1148 } 1149 1150 class PackageHandler extends Handler { 1151 private boolean mBound = false; 1152 final ArrayList<HandlerParams> mPendingInstalls = 1153 new ArrayList<HandlerParams>(); 1154 1155 private boolean connectToService() { 1156 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1157 " DefaultContainerService"); 1158 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1159 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1160 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1161 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1162 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1163 mBound = true; 1164 return true; 1165 } 1166 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1167 return false; 1168 } 1169 1170 private void disconnectService() { 1171 mContainerService = null; 1172 mBound = false; 1173 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1174 mContext.unbindService(mDefContainerConn); 1175 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1176 } 1177 1178 PackageHandler(Looper looper) { 1179 super(looper); 1180 } 1181 1182 public void handleMessage(Message msg) { 1183 try { 1184 doHandleMessage(msg); 1185 } finally { 1186 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1187 } 1188 } 1189 1190 void doHandleMessage(Message msg) { 1191 switch (msg.what) { 1192 case INIT_COPY: { 1193 HandlerParams params = (HandlerParams) msg.obj; 1194 int idx = mPendingInstalls.size(); 1195 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1196 // If a bind was already initiated we dont really 1197 // need to do anything. The pending install 1198 // will be processed later on. 1199 if (!mBound) { 1200 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1201 System.identityHashCode(mHandler)); 1202 // If this is the only one pending we might 1203 // have to bind to the service again. 1204 if (!connectToService()) { 1205 Slog.e(TAG, "Failed to bind to media container service"); 1206 params.serviceError(); 1207 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1208 System.identityHashCode(mHandler)); 1209 if (params.traceMethod != null) { 1210 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1211 params.traceCookie); 1212 } 1213 return; 1214 } else { 1215 // Once we bind to the service, the first 1216 // pending request will be processed. 1217 mPendingInstalls.add(idx, params); 1218 } 1219 } else { 1220 mPendingInstalls.add(idx, params); 1221 // Already bound to the service. Just make 1222 // sure we trigger off processing the first request. 1223 if (idx == 0) { 1224 mHandler.sendEmptyMessage(MCS_BOUND); 1225 } 1226 } 1227 break; 1228 } 1229 case MCS_BOUND: { 1230 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1231 if (msg.obj != null) { 1232 mContainerService = (IMediaContainerService) msg.obj; 1233 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1234 System.identityHashCode(mHandler)); 1235 } 1236 if (mContainerService == null) { 1237 if (!mBound) { 1238 // Something seriously wrong since we are not bound and we are not 1239 // waiting for connection. Bail out. 1240 Slog.e(TAG, "Cannot bind to media container service"); 1241 for (HandlerParams params : mPendingInstalls) { 1242 // Indicate service bind error 1243 params.serviceError(); 1244 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1245 System.identityHashCode(params)); 1246 if (params.traceMethod != null) { 1247 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1248 params.traceMethod, params.traceCookie); 1249 } 1250 return; 1251 } 1252 mPendingInstalls.clear(); 1253 } else { 1254 Slog.w(TAG, "Waiting to connect to media container service"); 1255 } 1256 } else if (mPendingInstalls.size() > 0) { 1257 HandlerParams params = mPendingInstalls.get(0); 1258 if (params != null) { 1259 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1260 System.identityHashCode(params)); 1261 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1262 if (params.startCopy()) { 1263 // We are done... look for more work or to 1264 // go idle. 1265 if (DEBUG_SD_INSTALL) Log.i(TAG, 1266 "Checking for more work or unbind..."); 1267 // Delete pending install 1268 if (mPendingInstalls.size() > 0) { 1269 mPendingInstalls.remove(0); 1270 } 1271 if (mPendingInstalls.size() == 0) { 1272 if (mBound) { 1273 if (DEBUG_SD_INSTALL) Log.i(TAG, 1274 "Posting delayed MCS_UNBIND"); 1275 removeMessages(MCS_UNBIND); 1276 Message ubmsg = obtainMessage(MCS_UNBIND); 1277 // Unbind after a little delay, to avoid 1278 // continual thrashing. 1279 sendMessageDelayed(ubmsg, 10000); 1280 } 1281 } else { 1282 // There are more pending requests in queue. 1283 // Just post MCS_BOUND message to trigger processing 1284 // of next pending install. 1285 if (DEBUG_SD_INSTALL) Log.i(TAG, 1286 "Posting MCS_BOUND for next work"); 1287 mHandler.sendEmptyMessage(MCS_BOUND); 1288 } 1289 } 1290 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1291 } 1292 } else { 1293 // Should never happen ideally. 1294 Slog.w(TAG, "Empty queue"); 1295 } 1296 break; 1297 } 1298 case MCS_RECONNECT: { 1299 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1300 if (mPendingInstalls.size() > 0) { 1301 if (mBound) { 1302 disconnectService(); 1303 } 1304 if (!connectToService()) { 1305 Slog.e(TAG, "Failed to bind to media container service"); 1306 for (HandlerParams params : mPendingInstalls) { 1307 // Indicate service bind error 1308 params.serviceError(); 1309 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1310 System.identityHashCode(params)); 1311 } 1312 mPendingInstalls.clear(); 1313 } 1314 } 1315 break; 1316 } 1317 case MCS_UNBIND: { 1318 // If there is no actual work left, then time to unbind. 1319 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1320 1321 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1322 if (mBound) { 1323 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1324 1325 disconnectService(); 1326 } 1327 } else if (mPendingInstalls.size() > 0) { 1328 // There are more pending requests in queue. 1329 // Just post MCS_BOUND message to trigger processing 1330 // of next pending install. 1331 mHandler.sendEmptyMessage(MCS_BOUND); 1332 } 1333 1334 break; 1335 } 1336 case MCS_GIVE_UP: { 1337 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1338 HandlerParams params = mPendingInstalls.remove(0); 1339 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1340 System.identityHashCode(params)); 1341 break; 1342 } 1343 case SEND_PENDING_BROADCAST: { 1344 String packages[]; 1345 ArrayList<String> components[]; 1346 int size = 0; 1347 int uids[]; 1348 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1349 synchronized (mPackages) { 1350 if (mPendingBroadcasts == null) { 1351 return; 1352 } 1353 size = mPendingBroadcasts.size(); 1354 if (size <= 0) { 1355 // Nothing to be done. Just return 1356 return; 1357 } 1358 packages = new String[size]; 1359 components = new ArrayList[size]; 1360 uids = new int[size]; 1361 int i = 0; // filling out the above arrays 1362 1363 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1364 int packageUserId = mPendingBroadcasts.userIdAt(n); 1365 Iterator<Map.Entry<String, ArrayList<String>>> it 1366 = mPendingBroadcasts.packagesForUserId(packageUserId) 1367 .entrySet().iterator(); 1368 while (it.hasNext() && i < size) { 1369 Map.Entry<String, ArrayList<String>> ent = it.next(); 1370 packages[i] = ent.getKey(); 1371 components[i] = ent.getValue(); 1372 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1373 uids[i] = (ps != null) 1374 ? UserHandle.getUid(packageUserId, ps.appId) 1375 : -1; 1376 i++; 1377 } 1378 } 1379 size = i; 1380 mPendingBroadcasts.clear(); 1381 } 1382 // Send broadcasts 1383 for (int i = 0; i < size; i++) { 1384 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1385 } 1386 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1387 break; 1388 } 1389 case START_CLEANING_PACKAGE: { 1390 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1391 final String packageName = (String)msg.obj; 1392 final int userId = msg.arg1; 1393 final boolean andCode = msg.arg2 != 0; 1394 synchronized (mPackages) { 1395 if (userId == UserHandle.USER_ALL) { 1396 int[] users = sUserManager.getUserIds(); 1397 for (int user : users) { 1398 mSettings.addPackageToCleanLPw( 1399 new PackageCleanItem(user, packageName, andCode)); 1400 } 1401 } else { 1402 mSettings.addPackageToCleanLPw( 1403 new PackageCleanItem(userId, packageName, andCode)); 1404 } 1405 } 1406 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1407 startCleaningPackages(); 1408 } break; 1409 case POST_INSTALL: { 1410 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1411 1412 PostInstallData data = mRunningInstalls.get(msg.arg1); 1413 mRunningInstalls.delete(msg.arg1); 1414 boolean deleteOld = false; 1415 1416 if (data != null) { 1417 InstallArgs args = data.args; 1418 PackageInstalledInfo res = data.res; 1419 1420 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1421 final String packageName = res.pkg.applicationInfo.packageName; 1422 res.removedInfo.sendBroadcast(false, true, false); 1423 Bundle extras = new Bundle(1); 1424 extras.putInt(Intent.EXTRA_UID, res.uid); 1425 1426 // Now that we successfully installed the package, grant runtime 1427 // permissions if requested before broadcasting the install. 1428 if ((args.installFlags 1429 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1430 && res.pkg.applicationInfo.targetSdkVersion 1431 >= Build.VERSION_CODES.M) { 1432 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1433 args.installGrantPermissions); 1434 } 1435 1436 synchronized (mPackages) { 1437 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1438 } 1439 1440 // Determine the set of users who are adding this 1441 // package for the first time vs. those who are seeing 1442 // an update. 1443 int[] firstUsers; 1444 int[] updateUsers = new int[0]; 1445 if (res.origUsers == null || res.origUsers.length == 0) { 1446 firstUsers = res.newUsers; 1447 } else { 1448 firstUsers = new int[0]; 1449 for (int i=0; i<res.newUsers.length; i++) { 1450 int user = res.newUsers[i]; 1451 boolean isNew = true; 1452 for (int j=0; j<res.origUsers.length; j++) { 1453 if (res.origUsers[j] == user) { 1454 isNew = false; 1455 break; 1456 } 1457 } 1458 if (isNew) { 1459 int[] newFirst = new int[firstUsers.length+1]; 1460 System.arraycopy(firstUsers, 0, newFirst, 0, 1461 firstUsers.length); 1462 newFirst[firstUsers.length] = user; 1463 firstUsers = newFirst; 1464 } else { 1465 int[] newUpdate = new int[updateUsers.length+1]; 1466 System.arraycopy(updateUsers, 0, newUpdate, 0, 1467 updateUsers.length); 1468 newUpdate[updateUsers.length] = user; 1469 updateUsers = newUpdate; 1470 } 1471 } 1472 } 1473 // don't broadcast for ephemeral installs/updates 1474 final boolean isEphemeral = isEphemeral(res.pkg); 1475 if (!isEphemeral) { 1476 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1477 extras, 0 /*flags*/, null /*targetPackage*/, 1478 null /*finishedReceiver*/, firstUsers); 1479 } 1480 final boolean update = res.removedInfo.removedPackage != null; 1481 if (update) { 1482 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1483 } 1484 if (!isEphemeral) { 1485 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1486 extras, 0 /*flags*/, null /*targetPackage*/, 1487 null /*finishedReceiver*/, updateUsers); 1488 } 1489 if (update) { 1490 if (!isEphemeral) { 1491 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1492 packageName, extras, 0 /*flags*/, 1493 null /*targetPackage*/, null /*finishedReceiver*/, 1494 updateUsers); 1495 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1496 null /*package*/, null /*extras*/, 0 /*flags*/, 1497 packageName /*targetPackage*/, 1498 null /*finishedReceiver*/, updateUsers); 1499 } 1500 1501 // treat asec-hosted packages like removable media on upgrade 1502 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1503 if (DEBUG_INSTALL) { 1504 Slog.i(TAG, "upgrading pkg " + res.pkg 1505 + " is ASEC-hosted -> AVAILABLE"); 1506 } 1507 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1508 ArrayList<String> pkgList = new ArrayList<String>(1); 1509 pkgList.add(packageName); 1510 sendResourcesChangedBroadcast(true, true, 1511 pkgList,uidArray, null); 1512 } 1513 } 1514 if (res.removedInfo.args != null) { 1515 // Remove the replaced package's older resources safely now 1516 deleteOld = true; 1517 } 1518 1519 1520 // Work that needs to happen on first install within each user 1521 if (firstUsers.length > 0) { 1522 for (int userId : firstUsers) { 1523 synchronized (mPackages) { 1524 // If this app is a browser and it's newly-installed for 1525 // some users, clear any default-browser state in those 1526 // users. The app's nature doesn't depend on the user, 1527 // so we can just check its browser nature in any user 1528 // and generalize. 1529 if (packageIsBrowser(packageName, firstUsers[0])) { 1530 mSettings.setDefaultBrowserPackageNameLPw( 1531 null, userId); 1532 } 1533 1534 // We may also need to apply pending (restored) runtime 1535 // permission grants within these users. 1536 mSettings.applyPendingPermissionGrantsLPw( 1537 packageName, userId); 1538 } 1539 } 1540 } 1541 // Log current value of "unknown sources" setting 1542 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1543 getUnknownSourcesSettings()); 1544 } 1545 // Force a gc to clear up things 1546 Runtime.getRuntime().gc(); 1547 // We delete after a gc for applications on sdcard. 1548 if (deleteOld) { 1549 synchronized (mInstallLock) { 1550 res.removedInfo.args.doPostDeleteLI(true); 1551 } 1552 } 1553 if (args.observer != null) { 1554 try { 1555 Bundle extras = extrasForInstallResult(res); 1556 args.observer.onPackageInstalled(res.name, res.returnCode, 1557 res.returnMsg, extras); 1558 } catch (RemoteException e) { 1559 Slog.i(TAG, "Observer no longer exists."); 1560 } 1561 } 1562 if (args.traceMethod != null) { 1563 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1564 args.traceCookie); 1565 } 1566 return; 1567 } else { 1568 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1569 } 1570 1571 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1572 } break; 1573 case UPDATED_MEDIA_STATUS: { 1574 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1575 boolean reportStatus = msg.arg1 == 1; 1576 boolean doGc = msg.arg2 == 1; 1577 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1578 if (doGc) { 1579 // Force a gc to clear up stale containers. 1580 Runtime.getRuntime().gc(); 1581 } 1582 if (msg.obj != null) { 1583 @SuppressWarnings("unchecked") 1584 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1585 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1586 // Unload containers 1587 unloadAllContainers(args); 1588 } 1589 if (reportStatus) { 1590 try { 1591 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1592 PackageHelper.getMountService().finishMediaUpdate(); 1593 } catch (RemoteException e) { 1594 Log.e(TAG, "MountService not running?"); 1595 } 1596 } 1597 } break; 1598 case WRITE_SETTINGS: { 1599 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1600 synchronized (mPackages) { 1601 removeMessages(WRITE_SETTINGS); 1602 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1603 mSettings.writeLPr(); 1604 mDirtyUsers.clear(); 1605 } 1606 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1607 } break; 1608 case WRITE_PACKAGE_RESTRICTIONS: { 1609 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1610 synchronized (mPackages) { 1611 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1612 for (int userId : mDirtyUsers) { 1613 mSettings.writePackageRestrictionsLPr(userId); 1614 } 1615 mDirtyUsers.clear(); 1616 } 1617 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1618 } break; 1619 case CHECK_PENDING_VERIFICATION: { 1620 final int verificationId = msg.arg1; 1621 final PackageVerificationState state = mPendingVerification.get(verificationId); 1622 1623 if ((state != null) && !state.timeoutExtended()) { 1624 final InstallArgs args = state.getInstallArgs(); 1625 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1626 1627 Slog.i(TAG, "Verification timed out for " + originUri); 1628 mPendingVerification.remove(verificationId); 1629 1630 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1631 1632 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1633 Slog.i(TAG, "Continuing with installation of " + originUri); 1634 state.setVerifierResponse(Binder.getCallingUid(), 1635 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1636 broadcastPackageVerified(verificationId, originUri, 1637 PackageManager.VERIFICATION_ALLOW, 1638 state.getInstallArgs().getUser()); 1639 try { 1640 ret = args.copyApk(mContainerService, true); 1641 } catch (RemoteException e) { 1642 Slog.e(TAG, "Could not contact the ContainerService"); 1643 } 1644 } else { 1645 broadcastPackageVerified(verificationId, originUri, 1646 PackageManager.VERIFICATION_REJECT, 1647 state.getInstallArgs().getUser()); 1648 } 1649 1650 Trace.asyncTraceEnd( 1651 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1652 1653 processPendingInstall(args, ret); 1654 mHandler.sendEmptyMessage(MCS_UNBIND); 1655 } 1656 break; 1657 } 1658 case PACKAGE_VERIFIED: { 1659 final int verificationId = msg.arg1; 1660 1661 final PackageVerificationState state = mPendingVerification.get(verificationId); 1662 if (state == null) { 1663 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1664 break; 1665 } 1666 1667 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1668 1669 state.setVerifierResponse(response.callerUid, response.code); 1670 1671 if (state.isVerificationComplete()) { 1672 mPendingVerification.remove(verificationId); 1673 1674 final InstallArgs args = state.getInstallArgs(); 1675 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1676 1677 int ret; 1678 if (state.isInstallAllowed()) { 1679 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1680 broadcastPackageVerified(verificationId, originUri, 1681 response.code, state.getInstallArgs().getUser()); 1682 try { 1683 ret = args.copyApk(mContainerService, true); 1684 } catch (RemoteException e) { 1685 Slog.e(TAG, "Could not contact the ContainerService"); 1686 } 1687 } else { 1688 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1689 } 1690 1691 Trace.asyncTraceEnd( 1692 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1693 1694 processPendingInstall(args, ret); 1695 mHandler.sendEmptyMessage(MCS_UNBIND); 1696 } 1697 1698 break; 1699 } 1700 case START_INTENT_FILTER_VERIFICATIONS: { 1701 IFVerificationParams params = (IFVerificationParams) msg.obj; 1702 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1703 params.replacing, params.pkg); 1704 break; 1705 } 1706 case INTENT_FILTER_VERIFIED: { 1707 final int verificationId = msg.arg1; 1708 1709 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1710 verificationId); 1711 if (state == null) { 1712 Slog.w(TAG, "Invalid IntentFilter verification token " 1713 + verificationId + " received"); 1714 break; 1715 } 1716 1717 final int userId = state.getUserId(); 1718 1719 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1720 "Processing IntentFilter verification with token:" 1721 + verificationId + " and userId:" + userId); 1722 1723 final IntentFilterVerificationResponse response = 1724 (IntentFilterVerificationResponse) msg.obj; 1725 1726 state.setVerifierResponse(response.callerUid, response.code); 1727 1728 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1729 "IntentFilter verification with token:" + verificationId 1730 + " and userId:" + userId 1731 + " is settings verifier response with response code:" 1732 + response.code); 1733 1734 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1735 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1736 + response.getFailedDomainsString()); 1737 } 1738 1739 if (state.isVerificationComplete()) { 1740 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1741 } else { 1742 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1743 "IntentFilter verification with token:" + verificationId 1744 + " was not said to be complete"); 1745 } 1746 1747 break; 1748 } 1749 } 1750 } 1751 } 1752 1753 private StorageEventListener mStorageListener = new StorageEventListener() { 1754 @Override 1755 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1756 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1757 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1758 final String volumeUuid = vol.getFsUuid(); 1759 1760 // Clean up any users or apps that were removed or recreated 1761 // while this volume was missing 1762 reconcileUsers(volumeUuid); 1763 reconcileApps(volumeUuid); 1764 1765 // Clean up any install sessions that expired or were 1766 // cancelled while this volume was missing 1767 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1768 1769 loadPrivatePackages(vol); 1770 1771 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1772 unloadPrivatePackages(vol); 1773 } 1774 } 1775 1776 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1777 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1778 updateExternalMediaStatus(true, false); 1779 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1780 updateExternalMediaStatus(false, false); 1781 } 1782 } 1783 } 1784 1785 @Override 1786 public void onVolumeForgotten(String fsUuid) { 1787 if (TextUtils.isEmpty(fsUuid)) { 1788 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1789 return; 1790 } 1791 1792 // Remove any apps installed on the forgotten volume 1793 synchronized (mPackages) { 1794 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1795 for (PackageSetting ps : packages) { 1796 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1797 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1798 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1799 } 1800 1801 mSettings.onVolumeForgotten(fsUuid); 1802 mSettings.writeLPr(); 1803 } 1804 } 1805 }; 1806 1807 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1808 String[] grantedPermissions) { 1809 if (userId >= UserHandle.USER_SYSTEM) { 1810 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1811 } else if (userId == UserHandle.USER_ALL) { 1812 final int[] userIds; 1813 synchronized (mPackages) { 1814 userIds = UserManagerService.getInstance().getUserIds(); 1815 } 1816 for (int someUserId : userIds) { 1817 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1818 } 1819 } 1820 1821 // We could have touched GID membership, so flush out packages.list 1822 synchronized (mPackages) { 1823 mSettings.writePackageListLPr(); 1824 } 1825 } 1826 1827 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1828 String[] grantedPermissions) { 1829 SettingBase sb = (SettingBase) pkg.mExtras; 1830 if (sb == null) { 1831 return; 1832 } 1833 1834 PermissionsState permissionsState = sb.getPermissionsState(); 1835 1836 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1837 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1838 1839 synchronized (mPackages) { 1840 for (String permission : pkg.requestedPermissions) { 1841 BasePermission bp = mSettings.mPermissions.get(permission); 1842 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1843 && (grantedPermissions == null 1844 || ArrayUtils.contains(grantedPermissions, permission))) { 1845 final int flags = permissionsState.getPermissionFlags(permission, userId); 1846 // Installer cannot change immutable permissions. 1847 if ((flags & immutableFlags) == 0) { 1848 grantRuntimePermission(pkg.packageName, permission, userId); 1849 } 1850 } 1851 } 1852 } 1853 } 1854 1855 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1856 Bundle extras = null; 1857 switch (res.returnCode) { 1858 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1859 extras = new Bundle(); 1860 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1861 res.origPermission); 1862 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1863 res.origPackage); 1864 break; 1865 } 1866 case PackageManager.INSTALL_SUCCEEDED: { 1867 extras = new Bundle(); 1868 extras.putBoolean(Intent.EXTRA_REPLACING, 1869 res.removedInfo != null && res.removedInfo.removedPackage != null); 1870 break; 1871 } 1872 } 1873 return extras; 1874 } 1875 1876 void scheduleWriteSettingsLocked() { 1877 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1878 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1879 } 1880 } 1881 1882 void scheduleWritePackageRestrictionsLocked(int userId) { 1883 if (!sUserManager.exists(userId)) return; 1884 mDirtyUsers.add(userId); 1885 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1886 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1887 } 1888 } 1889 1890 public static PackageManagerService main(Context context, Installer installer, 1891 boolean factoryTest, boolean onlyCore) { 1892 PackageManagerService m = new PackageManagerService(context, installer, 1893 factoryTest, onlyCore); 1894 m.enableSystemUserPackages(); 1895 ServiceManager.addService("package", m); 1896 return m; 1897 } 1898 1899 private void enableSystemUserPackages() { 1900 if (!UserManager.isSplitSystemUser()) { 1901 return; 1902 } 1903 // For system user, enable apps based on the following conditions: 1904 // - app is whitelisted or belong to one of these groups: 1905 // -- system app which has no launcher icons 1906 // -- system app which has INTERACT_ACROSS_USERS permission 1907 // -- system IME app 1908 // - app is not in the blacklist 1909 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1910 Set<String> enableApps = new ArraySet<>(); 1911 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1912 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1913 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1914 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1915 enableApps.addAll(wlApps); 1916 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1917 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1918 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1919 enableApps.removeAll(blApps); 1920 Log.i(TAG, "Applications installed for system user: " + enableApps); 1921 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1922 UserHandle.SYSTEM); 1923 final int allAppsSize = allAps.size(); 1924 synchronized (mPackages) { 1925 for (int i = 0; i < allAppsSize; i++) { 1926 String pName = allAps.get(i); 1927 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1928 // Should not happen, but we shouldn't be failing if it does 1929 if (pkgSetting == null) { 1930 continue; 1931 } 1932 boolean install = enableApps.contains(pName); 1933 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1934 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1935 + " for system user"); 1936 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1937 } 1938 } 1939 } 1940 } 1941 1942 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1943 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1944 Context.DISPLAY_SERVICE); 1945 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1946 } 1947 1948 public PackageManagerService(Context context, Installer installer, 1949 boolean factoryTest, boolean onlyCore) { 1950 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1951 SystemClock.uptimeMillis()); 1952 1953 if (mSdkVersion <= 0) { 1954 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1955 } 1956 1957 mContext = context; 1958 mFactoryTest = factoryTest; 1959 mOnlyCore = onlyCore; 1960 mMetrics = new DisplayMetrics(); 1961 mSettings = new Settings(mPackages); 1962 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1963 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1964 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1965 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1966 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1967 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1968 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1969 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1970 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1971 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1972 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1973 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1974 1975 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1976 if (separateProcesses != null && separateProcesses.length() > 0) { 1977 if ("*".equals(separateProcesses)) { 1978 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1979 mSeparateProcesses = null; 1980 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1981 } else { 1982 mDefParseFlags = 0; 1983 mSeparateProcesses = separateProcesses.split(","); 1984 Slog.w(TAG, "Running with debug.separate_processes: " 1985 + separateProcesses); 1986 } 1987 } else { 1988 mDefParseFlags = 0; 1989 mSeparateProcesses = null; 1990 } 1991 1992 mInstaller = installer; 1993 mPackageDexOptimizer = new PackageDexOptimizer(this); 1994 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1995 1996 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1997 FgThread.get().getLooper()); 1998 1999 getDefaultDisplayMetrics(context, mMetrics); 2000 2001 SystemConfig systemConfig = SystemConfig.getInstance(); 2002 mGlobalGids = systemConfig.getGlobalGids(); 2003 mSystemPermissions = systemConfig.getSystemPermissions(); 2004 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2005 2006 synchronized (mInstallLock) { 2007 // writer 2008 synchronized (mPackages) { 2009 mHandlerThread = new ServiceThread(TAG, 2010 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2011 mHandlerThread.start(); 2012 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2013 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2014 2015 File dataDir = Environment.getDataDirectory(); 2016 mAppInstallDir = new File(dataDir, "app"); 2017 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2018 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2019 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2020 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2021 2022 sUserManager = new UserManagerService(context, this, mPackages); 2023 2024 // Propagate permission configuration in to package manager. 2025 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2026 = systemConfig.getPermissions(); 2027 for (int i=0; i<permConfig.size(); i++) { 2028 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2029 BasePermission bp = mSettings.mPermissions.get(perm.name); 2030 if (bp == null) { 2031 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2032 mSettings.mPermissions.put(perm.name, bp); 2033 } 2034 if (perm.gids != null) { 2035 bp.setGids(perm.gids, perm.perUser); 2036 } 2037 } 2038 2039 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2040 for (int i=0; i<libConfig.size(); i++) { 2041 mSharedLibraries.put(libConfig.keyAt(i), 2042 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2043 } 2044 2045 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2046 2047 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2048 2049 String customResolverActivity = Resources.getSystem().getString( 2050 R.string.config_customResolverActivity); 2051 if (TextUtils.isEmpty(customResolverActivity)) { 2052 customResolverActivity = null; 2053 } else { 2054 mCustomResolverComponentName = ComponentName.unflattenFromString( 2055 customResolverActivity); 2056 } 2057 2058 long startTime = SystemClock.uptimeMillis(); 2059 2060 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2061 startTime); 2062 2063 // Set flag to monitor and not change apk file paths when 2064 // scanning install directories. 2065 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2066 2067 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2068 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2069 2070 if (bootClassPath == null) { 2071 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2072 } 2073 2074 if (systemServerClassPath == null) { 2075 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2076 } 2077 2078 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2079 final String[] dexCodeInstructionSets = 2080 getDexCodeInstructionSets( 2081 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2082 2083 /** 2084 * Ensure all external libraries have had dexopt run on them. 2085 */ 2086 if (mSharedLibraries.size() > 0) { 2087 // NOTE: For now, we're compiling these system "shared libraries" 2088 // (and framework jars) into all available architectures. It's possible 2089 // to compile them only when we come across an app that uses them (there's 2090 // already logic for that in scanPackageLI) but that adds some complexity. 2091 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2092 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2093 final String lib = libEntry.path; 2094 if (lib == null) { 2095 continue; 2096 } 2097 2098 try { 2099 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2100 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2101 // Shared libraries do not have profiles so we perform a full 2102 // AOT compilation. 2103 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2104 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/, 2105 StorageManager.UUID_PRIVATE_INTERNAL, 2106 false /*useProfiles*/); 2107 } 2108 } catch (FileNotFoundException e) { 2109 Slog.w(TAG, "Library not found: " + lib); 2110 } catch (IOException | InstallerException e) { 2111 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2112 + e.getMessage()); 2113 } 2114 } 2115 } 2116 } 2117 2118 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2119 2120 final VersionInfo ver = mSettings.getInternalVersion(); 2121 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2122 // when upgrading from pre-M, promote system app permissions from install to runtime 2123 mPromoteSystemApps = 2124 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2125 2126 // save off the names of pre-existing system packages prior to scanning; we don't 2127 // want to automatically grant runtime permissions for new system apps 2128 if (mPromoteSystemApps) { 2129 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2130 while (pkgSettingIter.hasNext()) { 2131 PackageSetting ps = pkgSettingIter.next(); 2132 if (isSystemApp(ps)) { 2133 mExistingSystemPackages.add(ps.name); 2134 } 2135 } 2136 } 2137 2138 // Collect vendor overlay packages. 2139 // (Do this before scanning any apps.) 2140 // For security and version matching reason, only consider 2141 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2142 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2143 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2144 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2145 2146 // Find base frameworks (resource packages without code). 2147 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2148 | PackageParser.PARSE_IS_SYSTEM_DIR 2149 | PackageParser.PARSE_IS_PRIVILEGED, 2150 scanFlags | SCAN_NO_DEX, 0); 2151 2152 // Collected privileged system packages. 2153 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2154 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2155 | PackageParser.PARSE_IS_SYSTEM_DIR 2156 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2157 2158 // Collect ordinary system packages. 2159 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2160 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2161 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2162 2163 // Collect all vendor packages. 2164 File vendorAppDir = new File("/vendor/app"); 2165 try { 2166 vendorAppDir = vendorAppDir.getCanonicalFile(); 2167 } catch (IOException e) { 2168 // failed to look up canonical path, continue with original one 2169 } 2170 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2171 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2172 2173 // Collect all OEM packages. 2174 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2175 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2176 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2177 2178 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2179 try { 2180 mInstaller.moveFiles(); 2181 } catch (InstallerException e) { 2182 logCriticalInfo(Log.WARN, "Update commands failed: " + e); 2183 } 2184 2185 // Prune any system packages that no longer exist. 2186 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2187 if (!mOnlyCore) { 2188 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2189 while (psit.hasNext()) { 2190 PackageSetting ps = psit.next(); 2191 2192 /* 2193 * If this is not a system app, it can't be a 2194 * disable system app. 2195 */ 2196 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2197 continue; 2198 } 2199 2200 /* 2201 * If the package is scanned, it's not erased. 2202 */ 2203 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2204 if (scannedPkg != null) { 2205 /* 2206 * If the system app is both scanned and in the 2207 * disabled packages list, then it must have been 2208 * added via OTA. Remove it from the currently 2209 * scanned package so the previously user-installed 2210 * application can be scanned. 2211 */ 2212 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2213 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2214 + ps.name + "; removing system app. Last known codePath=" 2215 + ps.codePathString + ", installStatus=" + ps.installStatus 2216 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2217 + scannedPkg.mVersionCode); 2218 removePackageLI(ps, true); 2219 mExpectingBetter.put(ps.name, ps.codePath); 2220 } 2221 2222 continue; 2223 } 2224 2225 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2226 psit.remove(); 2227 logCriticalInfo(Log.WARN, "System package " + ps.name 2228 + " no longer exists; wiping its data"); 2229 removeDataDirsLI(null, ps.name); 2230 } else { 2231 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2232 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2233 possiblyDeletedUpdatedSystemApps.add(ps.name); 2234 } 2235 } 2236 } 2237 } 2238 2239 //look for any incomplete package installations 2240 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2241 //clean up list 2242 for(int i = 0; i < deletePkgsList.size(); i++) { 2243 //clean up here 2244 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2245 } 2246 //delete tmp files 2247 deleteTempPackageFiles(); 2248 2249 // Remove any shared userIDs that have no associated packages 2250 mSettings.pruneSharedUsersLPw(); 2251 2252 if (!mOnlyCore) { 2253 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2254 SystemClock.uptimeMillis()); 2255 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2256 2257 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2258 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2259 2260 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2261 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2262 2263 /** 2264 * Remove disable package settings for any updated system 2265 * apps that were removed via an OTA. If they're not a 2266 * previously-updated app, remove them completely. 2267 * Otherwise, just revoke their system-level permissions. 2268 */ 2269 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2270 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2271 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2272 2273 String msg; 2274 if (deletedPkg == null) { 2275 msg = "Updated system package " + deletedAppName 2276 + " no longer exists; wiping its data"; 2277 removeDataDirsLI(null, deletedAppName); 2278 } else { 2279 msg = "Updated system app + " + deletedAppName 2280 + " no longer present; removing system privileges for " 2281 + deletedAppName; 2282 2283 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2284 2285 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2286 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2287 } 2288 logCriticalInfo(Log.WARN, msg); 2289 } 2290 2291 /** 2292 * Make sure all system apps that we expected to appear on 2293 * the userdata partition actually showed up. If they never 2294 * appeared, crawl back and revive the system version. 2295 */ 2296 for (int i = 0; i < mExpectingBetter.size(); i++) { 2297 final String packageName = mExpectingBetter.keyAt(i); 2298 if (!mPackages.containsKey(packageName)) { 2299 final File scanFile = mExpectingBetter.valueAt(i); 2300 2301 logCriticalInfo(Log.WARN, "Expected better " + packageName 2302 + " but never showed up; reverting to system"); 2303 2304 final int reparseFlags; 2305 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2306 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2307 | PackageParser.PARSE_IS_SYSTEM_DIR 2308 | PackageParser.PARSE_IS_PRIVILEGED; 2309 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2310 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2311 | PackageParser.PARSE_IS_SYSTEM_DIR; 2312 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2313 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2314 | PackageParser.PARSE_IS_SYSTEM_DIR; 2315 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2316 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2317 | PackageParser.PARSE_IS_SYSTEM_DIR; 2318 } else { 2319 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2320 continue; 2321 } 2322 2323 mSettings.enableSystemPackageLPw(packageName); 2324 2325 try { 2326 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2327 } catch (PackageManagerException e) { 2328 Slog.e(TAG, "Failed to parse original system package: " 2329 + e.getMessage()); 2330 } 2331 } 2332 } 2333 } 2334 mExpectingBetter.clear(); 2335 2336 // Now that we know all of the shared libraries, update all clients to have 2337 // the correct library paths. 2338 updateAllSharedLibrariesLPw(); 2339 2340 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2341 // NOTE: We ignore potential failures here during a system scan (like 2342 // the rest of the commands above) because there's precious little we 2343 // can do about it. A settings error is reported, though. 2344 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2345 false /* boot complete */); 2346 } 2347 2348 // Now that we know all the packages we are keeping, 2349 // read and update their last usage times. 2350 mPackageUsage.readLP(); 2351 2352 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2353 SystemClock.uptimeMillis()); 2354 Slog.i(TAG, "Time to scan packages: " 2355 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2356 + " seconds"); 2357 2358 // If the platform SDK has changed since the last time we booted, 2359 // we need to re-grant app permission to catch any new ones that 2360 // appear. This is really a hack, and means that apps can in some 2361 // cases get permissions that the user didn't initially explicitly 2362 // allow... it would be nice to have some better way to handle 2363 // this situation. 2364 int updateFlags = UPDATE_PERMISSIONS_ALL; 2365 if (ver.sdkVersion != mSdkVersion) { 2366 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2367 + mSdkVersion + "; regranting permissions for internal storage"); 2368 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2369 } 2370 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2371 ver.sdkVersion = mSdkVersion; 2372 2373 // If this is the first boot or an update from pre-M, and it is a normal 2374 // boot, then we need to initialize the default preferred apps across 2375 // all defined users. 2376 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2377 for (UserInfo user : sUserManager.getUsers(true)) { 2378 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2379 applyFactoryDefaultBrowserLPw(user.id); 2380 primeDomainVerificationsLPw(user.id); 2381 } 2382 } 2383 2384 // Prepare storage for system user really early during boot, 2385 // since core system apps like SettingsProvider and SystemUI 2386 // can't wait for user to start 2387 final int flags; 2388 if (StorageManager.isFileBasedEncryptionEnabled()) { 2389 flags = Installer.FLAG_DE_STORAGE; 2390 } else { 2391 flags = Installer.FLAG_DE_STORAGE | Installer.FLAG_CE_STORAGE; 2392 } 2393 reconcileAppsData(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, flags); 2394 2395 // If this is first boot after an OTA, and a normal boot, then 2396 // we need to clear code cache directories. 2397 if (mIsUpgrade && !onlyCore) { 2398 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2399 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2400 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2401 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2402 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2403 } 2404 } 2405 ver.fingerprint = Build.FINGERPRINT; 2406 } 2407 2408 checkDefaultBrowser(); 2409 2410 // clear only after permissions and other defaults have been updated 2411 mExistingSystemPackages.clear(); 2412 mPromoteSystemApps = false; 2413 2414 // All the changes are done during package scanning. 2415 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2416 2417 // can downgrade to reader 2418 mSettings.writeLPr(); 2419 2420 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2421 SystemClock.uptimeMillis()); 2422 2423 if (!mOnlyCore) { 2424 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2425 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2426 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2427 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2428 mIntentFilterVerifierComponent); 2429 } else { 2430 mRequiredVerifierPackage = null; 2431 mRequiredInstallerPackage = null; 2432 mIntentFilterVerifierComponent = null; 2433 mIntentFilterVerifier = null; 2434 } 2435 2436 mInstallerService = new PackageInstallerService(context, this); 2437 2438 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2439 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2440 // both the installer and resolver must be present to enable ephemeral 2441 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2442 if (DEBUG_EPHEMERAL) { 2443 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2444 + " installer:" + ephemeralInstallerComponent); 2445 } 2446 mEphemeralResolverComponent = ephemeralResolverComponent; 2447 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2448 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2449 mEphemeralResolverConnection = 2450 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2451 } else { 2452 if (DEBUG_EPHEMERAL) { 2453 final String missingComponent = 2454 (ephemeralResolverComponent == null) 2455 ? (ephemeralInstallerComponent == null) 2456 ? "resolver and installer" 2457 : "resolver" 2458 : "installer"; 2459 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2460 } 2461 mEphemeralResolverComponent = null; 2462 mEphemeralInstallerComponent = null; 2463 mEphemeralResolverConnection = null; 2464 } 2465 2466 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2467 } // synchronized (mPackages) 2468 } // synchronized (mInstallLock) 2469 2470 // Now after opening every single application zip, make sure they 2471 // are all flushed. Not really needed, but keeps things nice and 2472 // tidy. 2473 Runtime.getRuntime().gc(); 2474 2475 // The initial scanning above does many calls into installd while 2476 // holding the mPackages lock, but we're mostly interested in yelling 2477 // once we have a booted system. 2478 mInstaller.setWarnIfHeld(mPackages); 2479 2480 // Expose private service for system components to use. 2481 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2482 } 2483 2484 @Override 2485 public boolean isFirstBoot() { 2486 return !mRestoredSettings; 2487 } 2488 2489 @Override 2490 public boolean isOnlyCoreApps() { 2491 return mOnlyCore; 2492 } 2493 2494 @Override 2495 public boolean isUpgrade() { 2496 return mIsUpgrade; 2497 } 2498 2499 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2500 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2501 2502 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2503 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2504 if (matches.size() == 1) { 2505 return matches.get(0).getComponentInfo().packageName; 2506 } else { 2507 Log.e(TAG, "There should probably be exactly one verifier; found " + matches); 2508 return null; 2509 } 2510 } 2511 2512 private @NonNull String getRequiredInstallerLPr() { 2513 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2514 intent.addCategory(Intent.CATEGORY_DEFAULT); 2515 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2516 2517 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2518 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2519 if (matches.size() == 1) { 2520 return matches.get(0).getComponentInfo().packageName; 2521 } else { 2522 throw new RuntimeException("There must be exactly one installer; found " + matches); 2523 } 2524 } 2525 2526 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2527 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2528 2529 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2530 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2531 ResolveInfo best = null; 2532 final int N = matches.size(); 2533 for (int i = 0; i < N; i++) { 2534 final ResolveInfo cur = matches.get(i); 2535 final String packageName = cur.getComponentInfo().packageName; 2536 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2537 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2538 continue; 2539 } 2540 2541 if (best == null || cur.priority > best.priority) { 2542 best = cur; 2543 } 2544 } 2545 2546 if (best != null) { 2547 return best.getComponentInfo().getComponentName(); 2548 } else { 2549 throw new RuntimeException("There must be at least one intent filter verifier"); 2550 } 2551 } 2552 2553 private @Nullable ComponentName getEphemeralResolverLPr() { 2554 final String[] packageArray = 2555 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2556 if (packageArray.length == 0) { 2557 if (DEBUG_EPHEMERAL) { 2558 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2559 } 2560 return null; 2561 } 2562 2563 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2564 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, null, 2565 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2566 2567 final int N = resolvers.size(); 2568 if (N == 0) { 2569 if (DEBUG_EPHEMERAL) { 2570 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2571 } 2572 return null; 2573 } 2574 2575 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2576 for (int i = 0; i < N; i++) { 2577 final ResolveInfo info = resolvers.get(i); 2578 2579 if (info.serviceInfo == null) { 2580 continue; 2581 } 2582 2583 final String packageName = info.serviceInfo.packageName; 2584 if (!possiblePackages.contains(packageName)) { 2585 if (DEBUG_EPHEMERAL) { 2586 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2587 + " pkg: " + packageName + ", info:" + info); 2588 } 2589 continue; 2590 } 2591 2592 if (DEBUG_EPHEMERAL) { 2593 Slog.v(TAG, "Ephemeral resolver found;" 2594 + " pkg: " + packageName + ", info:" + info); 2595 } 2596 return new ComponentName(packageName, info.serviceInfo.name); 2597 } 2598 if (DEBUG_EPHEMERAL) { 2599 Slog.v(TAG, "Ephemeral resolver NOT found"); 2600 } 2601 return null; 2602 } 2603 2604 private @Nullable ComponentName getEphemeralInstallerLPr() { 2605 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2606 intent.addCategory(Intent.CATEGORY_DEFAULT); 2607 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2608 2609 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2610 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2611 if (matches.size() == 0) { 2612 return null; 2613 } else if (matches.size() == 1) { 2614 return matches.get(0).getComponentInfo().getComponentName(); 2615 } else { 2616 throw new RuntimeException( 2617 "There must be at most one ephemeral installer; found " + matches); 2618 } 2619 } 2620 2621 private void primeDomainVerificationsLPw(int userId) { 2622 if (DEBUG_DOMAIN_VERIFICATION) { 2623 Slog.d(TAG, "Priming domain verifications in user " + userId); 2624 } 2625 2626 SystemConfig systemConfig = SystemConfig.getInstance(); 2627 ArraySet<String> packages = systemConfig.getLinkedApps(); 2628 ArraySet<String> domains = new ArraySet<String>(); 2629 2630 for (String packageName : packages) { 2631 PackageParser.Package pkg = mPackages.get(packageName); 2632 if (pkg != null) { 2633 if (!pkg.isSystemApp()) { 2634 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2635 continue; 2636 } 2637 2638 domains.clear(); 2639 for (PackageParser.Activity a : pkg.activities) { 2640 for (ActivityIntentInfo filter : a.intents) { 2641 if (hasValidDomains(filter)) { 2642 domains.addAll(filter.getHostsList()); 2643 } 2644 } 2645 } 2646 2647 if (domains.size() > 0) { 2648 if (DEBUG_DOMAIN_VERIFICATION) { 2649 Slog.v(TAG, " + " + packageName); 2650 } 2651 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2652 // state w.r.t. the formal app-linkage "no verification attempted" state; 2653 // and then 'always' in the per-user state actually used for intent resolution. 2654 final IntentFilterVerificationInfo ivi; 2655 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2656 new ArrayList<String>(domains)); 2657 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2658 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2659 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2660 } else { 2661 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2662 + "' does not handle web links"); 2663 } 2664 } else { 2665 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2666 } 2667 } 2668 2669 scheduleWritePackageRestrictionsLocked(userId); 2670 scheduleWriteSettingsLocked(); 2671 } 2672 2673 private void applyFactoryDefaultBrowserLPw(int userId) { 2674 // The default browser app's package name is stored in a string resource, 2675 // with a product-specific overlay used for vendor customization. 2676 String browserPkg = mContext.getResources().getString( 2677 com.android.internal.R.string.default_browser); 2678 if (!TextUtils.isEmpty(browserPkg)) { 2679 // non-empty string => required to be a known package 2680 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2681 if (ps == null) { 2682 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2683 browserPkg = null; 2684 } else { 2685 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2686 } 2687 } 2688 2689 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2690 // default. If there's more than one, just leave everything alone. 2691 if (browserPkg == null) { 2692 calculateDefaultBrowserLPw(userId); 2693 } 2694 } 2695 2696 private void calculateDefaultBrowserLPw(int userId) { 2697 List<String> allBrowsers = resolveAllBrowserApps(userId); 2698 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2699 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2700 } 2701 2702 private List<String> resolveAllBrowserApps(int userId) { 2703 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2704 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2705 PackageManager.MATCH_ALL, userId); 2706 2707 final int count = list.size(); 2708 List<String> result = new ArrayList<String>(count); 2709 for (int i=0; i<count; i++) { 2710 ResolveInfo info = list.get(i); 2711 if (info.activityInfo == null 2712 || !info.handleAllWebDataURI 2713 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2714 || result.contains(info.activityInfo.packageName)) { 2715 continue; 2716 } 2717 result.add(info.activityInfo.packageName); 2718 } 2719 2720 return result; 2721 } 2722 2723 private boolean packageIsBrowser(String packageName, int userId) { 2724 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2725 PackageManager.MATCH_ALL, userId); 2726 final int N = list.size(); 2727 for (int i = 0; i < N; i++) { 2728 ResolveInfo info = list.get(i); 2729 if (packageName.equals(info.activityInfo.packageName)) { 2730 return true; 2731 } 2732 } 2733 return false; 2734 } 2735 2736 private void checkDefaultBrowser() { 2737 final int myUserId = UserHandle.myUserId(); 2738 final String packageName = getDefaultBrowserPackageName(myUserId); 2739 if (packageName != null) { 2740 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2741 if (info == null) { 2742 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2743 synchronized (mPackages) { 2744 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2745 } 2746 } 2747 } 2748 } 2749 2750 @Override 2751 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2752 throws RemoteException { 2753 try { 2754 return super.onTransact(code, data, reply, flags); 2755 } catch (RuntimeException e) { 2756 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2757 Slog.wtf(TAG, "Package Manager Crash", e); 2758 } 2759 throw e; 2760 } 2761 } 2762 2763 void cleanupInstallFailedPackage(PackageSetting ps) { 2764 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2765 2766 removeDataDirsLI(ps.volumeUuid, ps.name); 2767 if (ps.codePath != null) { 2768 removeCodePathLI(ps.codePath); 2769 } 2770 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2771 if (ps.resourcePath.isDirectory()) { 2772 FileUtils.deleteContents(ps.resourcePath); 2773 } 2774 ps.resourcePath.delete(); 2775 } 2776 mSettings.removePackageLPw(ps.name); 2777 } 2778 2779 static int[] appendInts(int[] cur, int[] add) { 2780 if (add == null) return cur; 2781 if (cur == null) return add; 2782 final int N = add.length; 2783 for (int i=0; i<N; i++) { 2784 cur = appendInt(cur, add[i]); 2785 } 2786 return cur; 2787 } 2788 2789 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2790 if (!sUserManager.exists(userId)) return null; 2791 final PackageSetting ps = (PackageSetting) p.mExtras; 2792 if (ps == null) { 2793 return null; 2794 } 2795 2796 final PermissionsState permissionsState = ps.getPermissionsState(); 2797 2798 final int[] gids = permissionsState.computeGids(userId); 2799 final Set<String> permissions = permissionsState.getPermissions(userId); 2800 final PackageUserState state = ps.readUserState(userId); 2801 2802 return PackageParser.generatePackageInfo(p, gids, flags, 2803 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2804 } 2805 2806 @Override 2807 public void checkPackageStartable(String packageName, int userId) { 2808 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2809 2810 synchronized (mPackages) { 2811 final PackageSetting ps = mSettings.mPackages.get(packageName); 2812 if (ps == null) { 2813 throw new SecurityException("Package " + packageName + " was not found!"); 2814 } 2815 2816 if (ps.frozen) { 2817 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2818 } 2819 2820 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2821 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2822 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2823 } 2824 } 2825 } 2826 2827 @Override 2828 public boolean isPackageAvailable(String packageName, int userId) { 2829 if (!sUserManager.exists(userId)) return false; 2830 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2831 synchronized (mPackages) { 2832 PackageParser.Package p = mPackages.get(packageName); 2833 if (p != null) { 2834 final PackageSetting ps = (PackageSetting) p.mExtras; 2835 if (ps != null) { 2836 final PackageUserState state = ps.readUserState(userId); 2837 if (state != null) { 2838 return PackageParser.isAvailable(state); 2839 } 2840 } 2841 } 2842 } 2843 return false; 2844 } 2845 2846 @Override 2847 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2848 if (!sUserManager.exists(userId)) return null; 2849 flags = updateFlagsForPackage(flags, userId, packageName); 2850 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2851 // reader 2852 synchronized (mPackages) { 2853 PackageParser.Package p = mPackages.get(packageName); 2854 if (DEBUG_PACKAGE_INFO) 2855 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2856 if (p != null) { 2857 return generatePackageInfo(p, flags, userId); 2858 } 2859 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2860 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2861 } 2862 } 2863 return null; 2864 } 2865 2866 @Override 2867 public String[] currentToCanonicalPackageNames(String[] names) { 2868 String[] out = new String[names.length]; 2869 // reader 2870 synchronized (mPackages) { 2871 for (int i=names.length-1; i>=0; i--) { 2872 PackageSetting ps = mSettings.mPackages.get(names[i]); 2873 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2874 } 2875 } 2876 return out; 2877 } 2878 2879 @Override 2880 public String[] canonicalToCurrentPackageNames(String[] names) { 2881 String[] out = new String[names.length]; 2882 // reader 2883 synchronized (mPackages) { 2884 for (int i=names.length-1; i>=0; i--) { 2885 String cur = mSettings.mRenamedPackages.get(names[i]); 2886 out[i] = cur != null ? cur : names[i]; 2887 } 2888 } 2889 return out; 2890 } 2891 2892 @Override 2893 public int getPackageUid(String packageName, int flags, int userId) { 2894 if (!sUserManager.exists(userId)) return -1; 2895 flags = updateFlagsForPackage(flags, userId, packageName); 2896 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2897 2898 // reader 2899 synchronized (mPackages) { 2900 final PackageParser.Package p = mPackages.get(packageName); 2901 if (p != null && p.isMatch(flags)) { 2902 return UserHandle.getUid(userId, p.applicationInfo.uid); 2903 } 2904 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2905 final PackageSetting ps = mSettings.mPackages.get(packageName); 2906 if (ps != null && ps.isMatch(flags)) { 2907 return UserHandle.getUid(userId, ps.appId); 2908 } 2909 } 2910 } 2911 2912 return -1; 2913 } 2914 2915 @Override 2916 public int[] getPackageGids(String packageName, int flags, int userId) { 2917 if (!sUserManager.exists(userId)) return null; 2918 flags = updateFlagsForPackage(flags, userId, packageName); 2919 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2920 "getPackageGids"); 2921 2922 // reader 2923 synchronized (mPackages) { 2924 final PackageParser.Package p = mPackages.get(packageName); 2925 if (p != null && p.isMatch(flags)) { 2926 PackageSetting ps = (PackageSetting) p.mExtras; 2927 return ps.getPermissionsState().computeGids(userId); 2928 } 2929 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2930 final PackageSetting ps = mSettings.mPackages.get(packageName); 2931 if (ps != null && ps.isMatch(flags)) { 2932 return ps.getPermissionsState().computeGids(userId); 2933 } 2934 } 2935 } 2936 2937 return null; 2938 } 2939 2940 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 2941 if (bp.perm != null) { 2942 return PackageParser.generatePermissionInfo(bp.perm, flags); 2943 } 2944 PermissionInfo pi = new PermissionInfo(); 2945 pi.name = bp.name; 2946 pi.packageName = bp.sourcePackage; 2947 pi.nonLocalizedLabel = bp.name; 2948 pi.protectionLevel = bp.protectionLevel; 2949 return pi; 2950 } 2951 2952 @Override 2953 public PermissionInfo getPermissionInfo(String name, int flags) { 2954 // reader 2955 synchronized (mPackages) { 2956 final BasePermission p = mSettings.mPermissions.get(name); 2957 if (p != null) { 2958 return generatePermissionInfo(p, flags); 2959 } 2960 return null; 2961 } 2962 } 2963 2964 @Override 2965 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2966 // reader 2967 synchronized (mPackages) { 2968 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2969 for (BasePermission p : mSettings.mPermissions.values()) { 2970 if (group == null) { 2971 if (p.perm == null || p.perm.info.group == null) { 2972 out.add(generatePermissionInfo(p, flags)); 2973 } 2974 } else { 2975 if (p.perm != null && group.equals(p.perm.info.group)) { 2976 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2977 } 2978 } 2979 } 2980 2981 if (out.size() > 0) { 2982 return out; 2983 } 2984 return mPermissionGroups.containsKey(group) ? out : null; 2985 } 2986 } 2987 2988 @Override 2989 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2990 // reader 2991 synchronized (mPackages) { 2992 return PackageParser.generatePermissionGroupInfo( 2993 mPermissionGroups.get(name), flags); 2994 } 2995 } 2996 2997 @Override 2998 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2999 // reader 3000 synchronized (mPackages) { 3001 final int N = mPermissionGroups.size(); 3002 ArrayList<PermissionGroupInfo> out 3003 = new ArrayList<PermissionGroupInfo>(N); 3004 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3005 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3006 } 3007 return out; 3008 } 3009 } 3010 3011 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3012 int userId) { 3013 if (!sUserManager.exists(userId)) return null; 3014 PackageSetting ps = mSettings.mPackages.get(packageName); 3015 if (ps != null) { 3016 if (ps.pkg == null) { 3017 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3018 flags, userId); 3019 if (pInfo != null) { 3020 return pInfo.applicationInfo; 3021 } 3022 return null; 3023 } 3024 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3025 ps.readUserState(userId), userId); 3026 } 3027 return null; 3028 } 3029 3030 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3031 int userId) { 3032 if (!sUserManager.exists(userId)) return null; 3033 PackageSetting ps = mSettings.mPackages.get(packageName); 3034 if (ps != null) { 3035 PackageParser.Package pkg = ps.pkg; 3036 if (pkg == null) { 3037 if ((flags & MATCH_UNINSTALLED_PACKAGES) == 0) { 3038 return null; 3039 } 3040 // Only data remains, so we aren't worried about code paths 3041 pkg = new PackageParser.Package(packageName); 3042 pkg.applicationInfo.packageName = packageName; 3043 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3044 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3045 pkg.applicationInfo.uid = ps.appId; 3046 pkg.applicationInfo.initForUser(userId); 3047 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3048 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3049 } 3050 return generatePackageInfo(pkg, flags, userId); 3051 } 3052 return null; 3053 } 3054 3055 @Override 3056 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3057 if (!sUserManager.exists(userId)) return null; 3058 flags = updateFlagsForApplication(flags, userId, packageName); 3059 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3060 // writer 3061 synchronized (mPackages) { 3062 PackageParser.Package p = mPackages.get(packageName); 3063 if (DEBUG_PACKAGE_INFO) Log.v( 3064 TAG, "getApplicationInfo " + packageName 3065 + ": " + p); 3066 if (p != null) { 3067 PackageSetting ps = mSettings.mPackages.get(packageName); 3068 if (ps == null) return null; 3069 // Note: isEnabledLP() does not apply here - always return info 3070 return PackageParser.generateApplicationInfo( 3071 p, flags, ps.readUserState(userId), userId); 3072 } 3073 if ("android".equals(packageName)||"system".equals(packageName)) { 3074 return mAndroidApplication; 3075 } 3076 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3077 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3078 } 3079 } 3080 return null; 3081 } 3082 3083 @Override 3084 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3085 final IPackageDataObserver observer) { 3086 mContext.enforceCallingOrSelfPermission( 3087 android.Manifest.permission.CLEAR_APP_CACHE, null); 3088 // Queue up an async operation since clearing cache may take a little while. 3089 mHandler.post(new Runnable() { 3090 public void run() { 3091 mHandler.removeCallbacks(this); 3092 boolean success = true; 3093 synchronized (mInstallLock) { 3094 try { 3095 mInstaller.freeCache(volumeUuid, freeStorageSize); 3096 } catch (InstallerException e) { 3097 Slog.w(TAG, "Couldn't clear application caches: " + e); 3098 success = false; 3099 } 3100 } 3101 if (observer != null) { 3102 try { 3103 observer.onRemoveCompleted(null, success); 3104 } catch (RemoteException e) { 3105 Slog.w(TAG, "RemoveException when invoking call back"); 3106 } 3107 } 3108 } 3109 }); 3110 } 3111 3112 @Override 3113 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3114 final IntentSender pi) { 3115 mContext.enforceCallingOrSelfPermission( 3116 android.Manifest.permission.CLEAR_APP_CACHE, null); 3117 // Queue up an async operation since clearing cache may take a little while. 3118 mHandler.post(new Runnable() { 3119 public void run() { 3120 mHandler.removeCallbacks(this); 3121 boolean success = true; 3122 synchronized (mInstallLock) { 3123 try { 3124 mInstaller.freeCache(volumeUuid, freeStorageSize); 3125 } catch (InstallerException e) { 3126 Slog.w(TAG, "Couldn't clear application caches: " + e); 3127 success = false; 3128 } 3129 } 3130 if(pi != null) { 3131 try { 3132 // Callback via pending intent 3133 int code = success ? 1 : 0; 3134 pi.sendIntent(null, code, null, 3135 null, null); 3136 } catch (SendIntentException e1) { 3137 Slog.i(TAG, "Failed to send pending intent"); 3138 } 3139 } 3140 } 3141 }); 3142 } 3143 3144 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3145 synchronized (mInstallLock) { 3146 try { 3147 mInstaller.freeCache(volumeUuid, freeStorageSize); 3148 } catch (InstallerException e) { 3149 throw new IOException("Failed to free enough space", e); 3150 } 3151 } 3152 } 3153 3154 /** 3155 * Return if the user key is currently unlocked. 3156 */ 3157 private boolean isUserKeyUnlocked(int userId) { 3158 if (StorageManager.isFileBasedEncryptionEnabled()) { 3159 final IMountService mount = IMountService.Stub 3160 .asInterface(ServiceManager.getService("mount")); 3161 if (mount == null) { 3162 Slog.w(TAG, "Early during boot, assuming locked"); 3163 return false; 3164 } 3165 final long token = Binder.clearCallingIdentity(); 3166 try { 3167 return mount.isUserKeyUnlocked(userId); 3168 } catch (RemoteException e) { 3169 throw e.rethrowAsRuntimeException(); 3170 } finally { 3171 Binder.restoreCallingIdentity(token); 3172 } 3173 } else { 3174 return true; 3175 } 3176 } 3177 3178 /** 3179 * Update given flags based on encryption status of current user. 3180 */ 3181 private int updateFlags(int flags, int userId) { 3182 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3183 | PackageManager.MATCH_ENCRYPTION_AWARE)) != 0) { 3184 // Caller expressed an explicit opinion about what encryption 3185 // aware/unaware components they want to see, so fall through and 3186 // give them what they want 3187 } else { 3188 // Caller expressed no opinion, so match based on user state 3189 if (isUserKeyUnlocked(userId)) { 3190 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3191 } else { 3192 flags |= PackageManager.MATCH_ENCRYPTION_AWARE; 3193 } 3194 } 3195 3196 // Safe mode means we should ignore any third-party apps 3197 if (mSafeMode) { 3198 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3199 } 3200 3201 return flags; 3202 } 3203 3204 /** 3205 * Update given flags when being used to request {@link PackageInfo}. 3206 */ 3207 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3208 boolean triaged = true; 3209 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3210 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3211 // Caller is asking for component details, so they'd better be 3212 // asking for specific encryption matching behavior, or be triaged 3213 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3214 | PackageManager.MATCH_ENCRYPTION_AWARE 3215 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3216 triaged = false; 3217 } 3218 } 3219 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3220 | PackageManager.MATCH_SYSTEM_ONLY 3221 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3222 triaged = false; 3223 } 3224 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3225 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3226 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3227 } 3228 return updateFlags(flags, userId); 3229 } 3230 3231 /** 3232 * Update given flags when being used to request {@link ApplicationInfo}. 3233 */ 3234 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3235 return updateFlagsForPackage(flags, userId, cookie); 3236 } 3237 3238 /** 3239 * Update given flags when being used to request {@link ComponentInfo}. 3240 */ 3241 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3242 if (cookie instanceof Intent) { 3243 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3244 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3245 } 3246 } 3247 3248 boolean triaged = true; 3249 // Caller is asking for component details, so they'd better be 3250 // asking for specific encryption matching behavior, or be triaged 3251 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3252 | PackageManager.MATCH_ENCRYPTION_AWARE 3253 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3254 triaged = false; 3255 } 3256 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3257 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3258 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3259 } 3260 return updateFlags(flags, userId); 3261 } 3262 3263 /** 3264 * Update given flags when being used to request {@link ResolveInfo}. 3265 */ 3266 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3267 return updateFlagsForComponent(flags, userId, cookie); 3268 } 3269 3270 @Override 3271 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3272 if (!sUserManager.exists(userId)) return null; 3273 flags = updateFlagsForComponent(flags, userId, component); 3274 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3275 synchronized (mPackages) { 3276 PackageParser.Activity a = mActivities.mActivities.get(component); 3277 3278 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3279 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3280 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3281 if (ps == null) return null; 3282 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3283 userId); 3284 } 3285 if (mResolveComponentName.equals(component)) { 3286 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3287 new PackageUserState(), userId); 3288 } 3289 } 3290 return null; 3291 } 3292 3293 @Override 3294 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3295 String resolvedType) { 3296 synchronized (mPackages) { 3297 if (component.equals(mResolveComponentName)) { 3298 // The resolver supports EVERYTHING! 3299 return true; 3300 } 3301 PackageParser.Activity a = mActivities.mActivities.get(component); 3302 if (a == null) { 3303 return false; 3304 } 3305 for (int i=0; i<a.intents.size(); i++) { 3306 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3307 intent.getData(), intent.getCategories(), TAG) >= 0) { 3308 return true; 3309 } 3310 } 3311 return false; 3312 } 3313 } 3314 3315 @Override 3316 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3317 if (!sUserManager.exists(userId)) return null; 3318 flags = updateFlagsForComponent(flags, userId, component); 3319 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3320 synchronized (mPackages) { 3321 PackageParser.Activity a = mReceivers.mActivities.get(component); 3322 if (DEBUG_PACKAGE_INFO) Log.v( 3323 TAG, "getReceiverInfo " + component + ": " + a); 3324 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3325 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3326 if (ps == null) return null; 3327 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3328 userId); 3329 } 3330 } 3331 return null; 3332 } 3333 3334 @Override 3335 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3336 if (!sUserManager.exists(userId)) return null; 3337 flags = updateFlagsForComponent(flags, userId, component); 3338 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3339 synchronized (mPackages) { 3340 PackageParser.Service s = mServices.mServices.get(component); 3341 if (DEBUG_PACKAGE_INFO) Log.v( 3342 TAG, "getServiceInfo " + component + ": " + s); 3343 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3344 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3345 if (ps == null) return null; 3346 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3347 userId); 3348 } 3349 } 3350 return null; 3351 } 3352 3353 @Override 3354 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3355 if (!sUserManager.exists(userId)) return null; 3356 flags = updateFlagsForComponent(flags, userId, component); 3357 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3358 synchronized (mPackages) { 3359 PackageParser.Provider p = mProviders.mProviders.get(component); 3360 if (DEBUG_PACKAGE_INFO) Log.v( 3361 TAG, "getProviderInfo " + component + ": " + p); 3362 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3363 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3364 if (ps == null) return null; 3365 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3366 userId); 3367 } 3368 } 3369 return null; 3370 } 3371 3372 @Override 3373 public String[] getSystemSharedLibraryNames() { 3374 Set<String> libSet; 3375 synchronized (mPackages) { 3376 libSet = mSharedLibraries.keySet(); 3377 int size = libSet.size(); 3378 if (size > 0) { 3379 String[] libs = new String[size]; 3380 libSet.toArray(libs); 3381 return libs; 3382 } 3383 } 3384 return null; 3385 } 3386 3387 /** 3388 * @hide 3389 */ 3390 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3391 synchronized (mPackages) { 3392 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3393 if (lib != null && lib.apk != null) { 3394 return mPackages.get(lib.apk); 3395 } 3396 } 3397 return null; 3398 } 3399 3400 @Override 3401 public FeatureInfo[] getSystemAvailableFeatures() { 3402 Collection<FeatureInfo> featSet; 3403 synchronized (mPackages) { 3404 featSet = mAvailableFeatures.values(); 3405 int size = featSet.size(); 3406 if (size > 0) { 3407 FeatureInfo[] features = new FeatureInfo[size+1]; 3408 featSet.toArray(features); 3409 FeatureInfo fi = new FeatureInfo(); 3410 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3411 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3412 features[size] = fi; 3413 return features; 3414 } 3415 } 3416 return null; 3417 } 3418 3419 @Override 3420 public boolean hasSystemFeature(String name) { 3421 synchronized (mPackages) { 3422 return mAvailableFeatures.containsKey(name); 3423 } 3424 } 3425 3426 @Override 3427 public int checkPermission(String permName, String pkgName, int userId) { 3428 if (!sUserManager.exists(userId)) { 3429 return PackageManager.PERMISSION_DENIED; 3430 } 3431 3432 synchronized (mPackages) { 3433 final PackageParser.Package p = mPackages.get(pkgName); 3434 if (p != null && p.mExtras != null) { 3435 final PackageSetting ps = (PackageSetting) p.mExtras; 3436 final PermissionsState permissionsState = ps.getPermissionsState(); 3437 if (permissionsState.hasPermission(permName, userId)) { 3438 return PackageManager.PERMISSION_GRANTED; 3439 } 3440 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3441 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3442 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3443 return PackageManager.PERMISSION_GRANTED; 3444 } 3445 } 3446 } 3447 3448 return PackageManager.PERMISSION_DENIED; 3449 } 3450 3451 @Override 3452 public int checkUidPermission(String permName, int uid) { 3453 final int userId = UserHandle.getUserId(uid); 3454 3455 if (!sUserManager.exists(userId)) { 3456 return PackageManager.PERMISSION_DENIED; 3457 } 3458 3459 synchronized (mPackages) { 3460 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3461 if (obj != null) { 3462 final SettingBase ps = (SettingBase) obj; 3463 final PermissionsState permissionsState = ps.getPermissionsState(); 3464 if (permissionsState.hasPermission(permName, userId)) { 3465 return PackageManager.PERMISSION_GRANTED; 3466 } 3467 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3468 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3469 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3470 return PackageManager.PERMISSION_GRANTED; 3471 } 3472 } else { 3473 ArraySet<String> perms = mSystemPermissions.get(uid); 3474 if (perms != null) { 3475 if (perms.contains(permName)) { 3476 return PackageManager.PERMISSION_GRANTED; 3477 } 3478 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3479 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3480 return PackageManager.PERMISSION_GRANTED; 3481 } 3482 } 3483 } 3484 } 3485 3486 return PackageManager.PERMISSION_DENIED; 3487 } 3488 3489 @Override 3490 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3491 if (UserHandle.getCallingUserId() != userId) { 3492 mContext.enforceCallingPermission( 3493 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3494 "isPermissionRevokedByPolicy for user " + userId); 3495 } 3496 3497 if (checkPermission(permission, packageName, userId) 3498 == PackageManager.PERMISSION_GRANTED) { 3499 return false; 3500 } 3501 3502 final long identity = Binder.clearCallingIdentity(); 3503 try { 3504 final int flags = getPermissionFlags(permission, packageName, userId); 3505 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3506 } finally { 3507 Binder.restoreCallingIdentity(identity); 3508 } 3509 } 3510 3511 @Override 3512 public String getPermissionControllerPackageName() { 3513 synchronized (mPackages) { 3514 return mRequiredInstallerPackage; 3515 } 3516 } 3517 3518 /** 3519 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3520 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3521 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3522 * @param message the message to log on security exception 3523 */ 3524 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3525 boolean checkShell, String message) { 3526 if (userId < 0) { 3527 throw new IllegalArgumentException("Invalid userId " + userId); 3528 } 3529 if (checkShell) { 3530 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3531 } 3532 if (userId == UserHandle.getUserId(callingUid)) return; 3533 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3534 if (requireFullPermission) { 3535 mContext.enforceCallingOrSelfPermission( 3536 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3537 } else { 3538 try { 3539 mContext.enforceCallingOrSelfPermission( 3540 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3541 } catch (SecurityException se) { 3542 mContext.enforceCallingOrSelfPermission( 3543 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3544 } 3545 } 3546 } 3547 } 3548 3549 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3550 if (callingUid == Process.SHELL_UID) { 3551 if (userHandle >= 0 3552 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3553 throw new SecurityException("Shell does not have permission to access user " 3554 + userHandle); 3555 } else if (userHandle < 0) { 3556 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3557 + Debug.getCallers(3)); 3558 } 3559 } 3560 } 3561 3562 private BasePermission findPermissionTreeLP(String permName) { 3563 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3564 if (permName.startsWith(bp.name) && 3565 permName.length() > bp.name.length() && 3566 permName.charAt(bp.name.length()) == '.') { 3567 return bp; 3568 } 3569 } 3570 return null; 3571 } 3572 3573 private BasePermission checkPermissionTreeLP(String permName) { 3574 if (permName != null) { 3575 BasePermission bp = findPermissionTreeLP(permName); 3576 if (bp != null) { 3577 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3578 return bp; 3579 } 3580 throw new SecurityException("Calling uid " 3581 + Binder.getCallingUid() 3582 + " is not allowed to add to permission tree " 3583 + bp.name + " owned by uid " + bp.uid); 3584 } 3585 } 3586 throw new SecurityException("No permission tree found for " + permName); 3587 } 3588 3589 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3590 if (s1 == null) { 3591 return s2 == null; 3592 } 3593 if (s2 == null) { 3594 return false; 3595 } 3596 if (s1.getClass() != s2.getClass()) { 3597 return false; 3598 } 3599 return s1.equals(s2); 3600 } 3601 3602 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3603 if (pi1.icon != pi2.icon) return false; 3604 if (pi1.logo != pi2.logo) return false; 3605 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3606 if (!compareStrings(pi1.name, pi2.name)) return false; 3607 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3608 // We'll take care of setting this one. 3609 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3610 // These are not currently stored in settings. 3611 //if (!compareStrings(pi1.group, pi2.group)) return false; 3612 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3613 //if (pi1.labelRes != pi2.labelRes) return false; 3614 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3615 return true; 3616 } 3617 3618 int permissionInfoFootprint(PermissionInfo info) { 3619 int size = info.name.length(); 3620 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3621 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3622 return size; 3623 } 3624 3625 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3626 int size = 0; 3627 for (BasePermission perm : mSettings.mPermissions.values()) { 3628 if (perm.uid == tree.uid) { 3629 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3630 } 3631 } 3632 return size; 3633 } 3634 3635 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3636 // We calculate the max size of permissions defined by this uid and throw 3637 // if that plus the size of 'info' would exceed our stated maximum. 3638 if (tree.uid != Process.SYSTEM_UID) { 3639 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3640 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3641 throw new SecurityException("Permission tree size cap exceeded"); 3642 } 3643 } 3644 } 3645 3646 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3647 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3648 throw new SecurityException("Label must be specified in permission"); 3649 } 3650 BasePermission tree = checkPermissionTreeLP(info.name); 3651 BasePermission bp = mSettings.mPermissions.get(info.name); 3652 boolean added = bp == null; 3653 boolean changed = true; 3654 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3655 if (added) { 3656 enforcePermissionCapLocked(info, tree); 3657 bp = new BasePermission(info.name, tree.sourcePackage, 3658 BasePermission.TYPE_DYNAMIC); 3659 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3660 throw new SecurityException( 3661 "Not allowed to modify non-dynamic permission " 3662 + info.name); 3663 } else { 3664 if (bp.protectionLevel == fixedLevel 3665 && bp.perm.owner.equals(tree.perm.owner) 3666 && bp.uid == tree.uid 3667 && comparePermissionInfos(bp.perm.info, info)) { 3668 changed = false; 3669 } 3670 } 3671 bp.protectionLevel = fixedLevel; 3672 info = new PermissionInfo(info); 3673 info.protectionLevel = fixedLevel; 3674 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3675 bp.perm.info.packageName = tree.perm.info.packageName; 3676 bp.uid = tree.uid; 3677 if (added) { 3678 mSettings.mPermissions.put(info.name, bp); 3679 } 3680 if (changed) { 3681 if (!async) { 3682 mSettings.writeLPr(); 3683 } else { 3684 scheduleWriteSettingsLocked(); 3685 } 3686 } 3687 return added; 3688 } 3689 3690 @Override 3691 public boolean addPermission(PermissionInfo info) { 3692 synchronized (mPackages) { 3693 return addPermissionLocked(info, false); 3694 } 3695 } 3696 3697 @Override 3698 public boolean addPermissionAsync(PermissionInfo info) { 3699 synchronized (mPackages) { 3700 return addPermissionLocked(info, true); 3701 } 3702 } 3703 3704 @Override 3705 public void removePermission(String name) { 3706 synchronized (mPackages) { 3707 checkPermissionTreeLP(name); 3708 BasePermission bp = mSettings.mPermissions.get(name); 3709 if (bp != null) { 3710 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3711 throw new SecurityException( 3712 "Not allowed to modify non-dynamic permission " 3713 + name); 3714 } 3715 mSettings.mPermissions.remove(name); 3716 mSettings.writeLPr(); 3717 } 3718 } 3719 } 3720 3721 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3722 BasePermission bp) { 3723 int index = pkg.requestedPermissions.indexOf(bp.name); 3724 if (index == -1) { 3725 throw new SecurityException("Package " + pkg.packageName 3726 + " has not requested permission " + bp.name); 3727 } 3728 if (!bp.isRuntime() && !bp.isDevelopment()) { 3729 throw new SecurityException("Permission " + bp.name 3730 + " is not a changeable permission type"); 3731 } 3732 } 3733 3734 @Override 3735 public void grantRuntimePermission(String packageName, String name, final int userId) { 3736 if (!sUserManager.exists(userId)) { 3737 Log.e(TAG, "No such user:" + userId); 3738 return; 3739 } 3740 3741 mContext.enforceCallingOrSelfPermission( 3742 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3743 "grantRuntimePermission"); 3744 3745 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3746 "grantRuntimePermission"); 3747 3748 final int uid; 3749 final SettingBase sb; 3750 3751 synchronized (mPackages) { 3752 final PackageParser.Package pkg = mPackages.get(packageName); 3753 if (pkg == null) { 3754 throw new IllegalArgumentException("Unknown package: " + packageName); 3755 } 3756 3757 final BasePermission bp = mSettings.mPermissions.get(name); 3758 if (bp == null) { 3759 throw new IllegalArgumentException("Unknown permission: " + name); 3760 } 3761 3762 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3763 3764 // If a permission review is required for legacy apps we represent 3765 // their permissions as always granted runtime ones since we need 3766 // to keep the review required permission flag per user while an 3767 // install permission's state is shared across all users. 3768 if (Build.PERMISSIONS_REVIEW_REQUIRED 3769 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3770 && bp.isRuntime()) { 3771 return; 3772 } 3773 3774 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3775 sb = (SettingBase) pkg.mExtras; 3776 if (sb == null) { 3777 throw new IllegalArgumentException("Unknown package: " + packageName); 3778 } 3779 3780 final PermissionsState permissionsState = sb.getPermissionsState(); 3781 3782 final int flags = permissionsState.getPermissionFlags(name, userId); 3783 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3784 throw new SecurityException("Cannot grant system fixed permission " 3785 + name + " for package " + packageName); 3786 } 3787 3788 if (bp.isDevelopment()) { 3789 // Development permissions must be handled specially, since they are not 3790 // normal runtime permissions. For now they apply to all users. 3791 if (permissionsState.grantInstallPermission(bp) != 3792 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3793 scheduleWriteSettingsLocked(); 3794 } 3795 return; 3796 } 3797 3798 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3799 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3800 return; 3801 } 3802 3803 final int result = permissionsState.grantRuntimePermission(bp, userId); 3804 switch (result) { 3805 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3806 return; 3807 } 3808 3809 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3810 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3811 mHandler.post(new Runnable() { 3812 @Override 3813 public void run() { 3814 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3815 } 3816 }); 3817 } 3818 break; 3819 } 3820 3821 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3822 3823 // Not critical if that is lost - app has to request again. 3824 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3825 } 3826 3827 // Only need to do this if user is initialized. Otherwise it's a new user 3828 // and there are no processes running as the user yet and there's no need 3829 // to make an expensive call to remount processes for the changed permissions. 3830 if (READ_EXTERNAL_STORAGE.equals(name) 3831 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3832 final long token = Binder.clearCallingIdentity(); 3833 try { 3834 if (sUserManager.isInitialized(userId)) { 3835 MountServiceInternal mountServiceInternal = LocalServices.getService( 3836 MountServiceInternal.class); 3837 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3838 } 3839 } finally { 3840 Binder.restoreCallingIdentity(token); 3841 } 3842 } 3843 } 3844 3845 @Override 3846 public void revokeRuntimePermission(String packageName, String name, int userId) { 3847 if (!sUserManager.exists(userId)) { 3848 Log.e(TAG, "No such user:" + userId); 3849 return; 3850 } 3851 3852 mContext.enforceCallingOrSelfPermission( 3853 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3854 "revokeRuntimePermission"); 3855 3856 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3857 "revokeRuntimePermission"); 3858 3859 final int appId; 3860 3861 synchronized (mPackages) { 3862 final PackageParser.Package pkg = mPackages.get(packageName); 3863 if (pkg == null) { 3864 throw new IllegalArgumentException("Unknown package: " + packageName); 3865 } 3866 3867 final BasePermission bp = mSettings.mPermissions.get(name); 3868 if (bp == null) { 3869 throw new IllegalArgumentException("Unknown permission: " + name); 3870 } 3871 3872 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3873 3874 // If a permission review is required for legacy apps we represent 3875 // their permissions as always granted runtime ones since we need 3876 // to keep the review required permission flag per user while an 3877 // install permission's state is shared across all users. 3878 if (Build.PERMISSIONS_REVIEW_REQUIRED 3879 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3880 && bp.isRuntime()) { 3881 return; 3882 } 3883 3884 SettingBase sb = (SettingBase) pkg.mExtras; 3885 if (sb == null) { 3886 throw new IllegalArgumentException("Unknown package: " + packageName); 3887 } 3888 3889 final PermissionsState permissionsState = sb.getPermissionsState(); 3890 3891 final int flags = permissionsState.getPermissionFlags(name, userId); 3892 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3893 throw new SecurityException("Cannot revoke system fixed permission " 3894 + name + " for package " + packageName); 3895 } 3896 3897 if (bp.isDevelopment()) { 3898 // Development permissions must be handled specially, since they are not 3899 // normal runtime permissions. For now they apply to all users. 3900 if (permissionsState.revokeInstallPermission(bp) != 3901 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3902 scheduleWriteSettingsLocked(); 3903 } 3904 return; 3905 } 3906 3907 if (permissionsState.revokeRuntimePermission(bp, userId) == 3908 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3909 return; 3910 } 3911 3912 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3913 3914 // Critical, after this call app should never have the permission. 3915 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3916 3917 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3918 } 3919 3920 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3921 } 3922 3923 @Override 3924 public void resetRuntimePermissions() { 3925 mContext.enforceCallingOrSelfPermission( 3926 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3927 "revokeRuntimePermission"); 3928 3929 int callingUid = Binder.getCallingUid(); 3930 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3931 mContext.enforceCallingOrSelfPermission( 3932 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3933 "resetRuntimePermissions"); 3934 } 3935 3936 synchronized (mPackages) { 3937 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3938 for (int userId : UserManagerService.getInstance().getUserIds()) { 3939 final int packageCount = mPackages.size(); 3940 for (int i = 0; i < packageCount; i++) { 3941 PackageParser.Package pkg = mPackages.valueAt(i); 3942 if (!(pkg.mExtras instanceof PackageSetting)) { 3943 continue; 3944 } 3945 PackageSetting ps = (PackageSetting) pkg.mExtras; 3946 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3947 } 3948 } 3949 } 3950 } 3951 3952 @Override 3953 public int getPermissionFlags(String name, String packageName, int userId) { 3954 if (!sUserManager.exists(userId)) { 3955 return 0; 3956 } 3957 3958 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3959 3960 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3961 "getPermissionFlags"); 3962 3963 synchronized (mPackages) { 3964 final PackageParser.Package pkg = mPackages.get(packageName); 3965 if (pkg == null) { 3966 throw new IllegalArgumentException("Unknown package: " + packageName); 3967 } 3968 3969 final BasePermission bp = mSettings.mPermissions.get(name); 3970 if (bp == null) { 3971 throw new IllegalArgumentException("Unknown permission: " + name); 3972 } 3973 3974 SettingBase sb = (SettingBase) pkg.mExtras; 3975 if (sb == null) { 3976 throw new IllegalArgumentException("Unknown package: " + packageName); 3977 } 3978 3979 PermissionsState permissionsState = sb.getPermissionsState(); 3980 return permissionsState.getPermissionFlags(name, userId); 3981 } 3982 } 3983 3984 @Override 3985 public void updatePermissionFlags(String name, String packageName, int flagMask, 3986 int flagValues, int userId) { 3987 if (!sUserManager.exists(userId)) { 3988 return; 3989 } 3990 3991 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3992 3993 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3994 "updatePermissionFlags"); 3995 3996 // Only the system can change these flags and nothing else. 3997 if (getCallingUid() != Process.SYSTEM_UID) { 3998 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3999 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4000 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4001 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4002 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4003 } 4004 4005 synchronized (mPackages) { 4006 final PackageParser.Package pkg = mPackages.get(packageName); 4007 if (pkg == null) { 4008 throw new IllegalArgumentException("Unknown package: " + packageName); 4009 } 4010 4011 final BasePermission bp = mSettings.mPermissions.get(name); 4012 if (bp == null) { 4013 throw new IllegalArgumentException("Unknown permission: " + name); 4014 } 4015 4016 SettingBase sb = (SettingBase) pkg.mExtras; 4017 if (sb == null) { 4018 throw new IllegalArgumentException("Unknown package: " + packageName); 4019 } 4020 4021 PermissionsState permissionsState = sb.getPermissionsState(); 4022 4023 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4024 4025 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4026 // Install and runtime permissions are stored in different places, 4027 // so figure out what permission changed and persist the change. 4028 if (permissionsState.getInstallPermissionState(name) != null) { 4029 scheduleWriteSettingsLocked(); 4030 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4031 || hadState) { 4032 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4033 } 4034 } 4035 } 4036 } 4037 4038 /** 4039 * Update the permission flags for all packages and runtime permissions of a user in order 4040 * to allow device or profile owner to remove POLICY_FIXED. 4041 */ 4042 @Override 4043 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4044 if (!sUserManager.exists(userId)) { 4045 return; 4046 } 4047 4048 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4049 4050 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4051 "updatePermissionFlagsForAllApps"); 4052 4053 // Only the system can change system fixed flags. 4054 if (getCallingUid() != Process.SYSTEM_UID) { 4055 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4056 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4057 } 4058 4059 synchronized (mPackages) { 4060 boolean changed = false; 4061 final int packageCount = mPackages.size(); 4062 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4063 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4064 SettingBase sb = (SettingBase) pkg.mExtras; 4065 if (sb == null) { 4066 continue; 4067 } 4068 PermissionsState permissionsState = sb.getPermissionsState(); 4069 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4070 userId, flagMask, flagValues); 4071 } 4072 if (changed) { 4073 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4074 } 4075 } 4076 } 4077 4078 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4079 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4080 != PackageManager.PERMISSION_GRANTED 4081 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4082 != PackageManager.PERMISSION_GRANTED) { 4083 throw new SecurityException(message + " requires " 4084 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4085 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4086 } 4087 } 4088 4089 @Override 4090 public boolean shouldShowRequestPermissionRationale(String permissionName, 4091 String packageName, int userId) { 4092 if (UserHandle.getCallingUserId() != userId) { 4093 mContext.enforceCallingPermission( 4094 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4095 "canShowRequestPermissionRationale for user " + userId); 4096 } 4097 4098 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4099 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4100 return false; 4101 } 4102 4103 if (checkPermission(permissionName, packageName, userId) 4104 == PackageManager.PERMISSION_GRANTED) { 4105 return false; 4106 } 4107 4108 final int flags; 4109 4110 final long identity = Binder.clearCallingIdentity(); 4111 try { 4112 flags = getPermissionFlags(permissionName, 4113 packageName, userId); 4114 } finally { 4115 Binder.restoreCallingIdentity(identity); 4116 } 4117 4118 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4119 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4120 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4121 4122 if ((flags & fixedFlags) != 0) { 4123 return false; 4124 } 4125 4126 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4127 } 4128 4129 @Override 4130 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4131 mContext.enforceCallingOrSelfPermission( 4132 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4133 "addOnPermissionsChangeListener"); 4134 4135 synchronized (mPackages) { 4136 mOnPermissionChangeListeners.addListenerLocked(listener); 4137 } 4138 } 4139 4140 @Override 4141 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4142 synchronized (mPackages) { 4143 mOnPermissionChangeListeners.removeListenerLocked(listener); 4144 } 4145 } 4146 4147 @Override 4148 public boolean isProtectedBroadcast(String actionName) { 4149 synchronized (mPackages) { 4150 if (mProtectedBroadcasts.contains(actionName)) { 4151 return true; 4152 } else if (actionName != null) { 4153 // TODO: remove these terrible hacks 4154 if (actionName.startsWith("android.net.netmon.lingerExpired") 4155 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4156 return true; 4157 } 4158 } 4159 } 4160 return false; 4161 } 4162 4163 @Override 4164 public int checkSignatures(String pkg1, String pkg2) { 4165 synchronized (mPackages) { 4166 final PackageParser.Package p1 = mPackages.get(pkg1); 4167 final PackageParser.Package p2 = mPackages.get(pkg2); 4168 if (p1 == null || p1.mExtras == null 4169 || p2 == null || p2.mExtras == null) { 4170 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4171 } 4172 return compareSignatures(p1.mSignatures, p2.mSignatures); 4173 } 4174 } 4175 4176 @Override 4177 public int checkUidSignatures(int uid1, int uid2) { 4178 // Map to base uids. 4179 uid1 = UserHandle.getAppId(uid1); 4180 uid2 = UserHandle.getAppId(uid2); 4181 // reader 4182 synchronized (mPackages) { 4183 Signature[] s1; 4184 Signature[] s2; 4185 Object obj = mSettings.getUserIdLPr(uid1); 4186 if (obj != null) { 4187 if (obj instanceof SharedUserSetting) { 4188 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4189 } else if (obj instanceof PackageSetting) { 4190 s1 = ((PackageSetting)obj).signatures.mSignatures; 4191 } else { 4192 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4193 } 4194 } else { 4195 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4196 } 4197 obj = mSettings.getUserIdLPr(uid2); 4198 if (obj != null) { 4199 if (obj instanceof SharedUserSetting) { 4200 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4201 } else if (obj instanceof PackageSetting) { 4202 s2 = ((PackageSetting)obj).signatures.mSignatures; 4203 } else { 4204 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4205 } 4206 } else { 4207 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4208 } 4209 return compareSignatures(s1, s2); 4210 } 4211 } 4212 4213 private void killUid(int appId, int userId, String reason) { 4214 final long identity = Binder.clearCallingIdentity(); 4215 try { 4216 IActivityManager am = ActivityManagerNative.getDefault(); 4217 if (am != null) { 4218 try { 4219 am.killUid(appId, userId, reason); 4220 } catch (RemoteException e) { 4221 /* ignore - same process */ 4222 } 4223 } 4224 } finally { 4225 Binder.restoreCallingIdentity(identity); 4226 } 4227 } 4228 4229 /** 4230 * Compares two sets of signatures. Returns: 4231 * <br /> 4232 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4233 * <br /> 4234 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4235 * <br /> 4236 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4237 * <br /> 4238 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4239 * <br /> 4240 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4241 */ 4242 static int compareSignatures(Signature[] s1, Signature[] s2) { 4243 if (s1 == null) { 4244 return s2 == null 4245 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4246 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4247 } 4248 4249 if (s2 == null) { 4250 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4251 } 4252 4253 if (s1.length != s2.length) { 4254 return PackageManager.SIGNATURE_NO_MATCH; 4255 } 4256 4257 // Since both signature sets are of size 1, we can compare without HashSets. 4258 if (s1.length == 1) { 4259 return s1[0].equals(s2[0]) ? 4260 PackageManager.SIGNATURE_MATCH : 4261 PackageManager.SIGNATURE_NO_MATCH; 4262 } 4263 4264 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4265 for (Signature sig : s1) { 4266 set1.add(sig); 4267 } 4268 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4269 for (Signature sig : s2) { 4270 set2.add(sig); 4271 } 4272 // Make sure s2 contains all signatures in s1. 4273 if (set1.equals(set2)) { 4274 return PackageManager.SIGNATURE_MATCH; 4275 } 4276 return PackageManager.SIGNATURE_NO_MATCH; 4277 } 4278 4279 /** 4280 * If the database version for this type of package (internal storage or 4281 * external storage) is less than the version where package signatures 4282 * were updated, return true. 4283 */ 4284 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4285 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4286 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4287 } 4288 4289 /** 4290 * Used for backward compatibility to make sure any packages with 4291 * certificate chains get upgraded to the new style. {@code existingSigs} 4292 * will be in the old format (since they were stored on disk from before the 4293 * system upgrade) and {@code scannedSigs} will be in the newer format. 4294 */ 4295 private int compareSignaturesCompat(PackageSignatures existingSigs, 4296 PackageParser.Package scannedPkg) { 4297 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4298 return PackageManager.SIGNATURE_NO_MATCH; 4299 } 4300 4301 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4302 for (Signature sig : existingSigs.mSignatures) { 4303 existingSet.add(sig); 4304 } 4305 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4306 for (Signature sig : scannedPkg.mSignatures) { 4307 try { 4308 Signature[] chainSignatures = sig.getChainSignatures(); 4309 for (Signature chainSig : chainSignatures) { 4310 scannedCompatSet.add(chainSig); 4311 } 4312 } catch (CertificateEncodingException e) { 4313 scannedCompatSet.add(sig); 4314 } 4315 } 4316 /* 4317 * Make sure the expanded scanned set contains all signatures in the 4318 * existing one. 4319 */ 4320 if (scannedCompatSet.equals(existingSet)) { 4321 // Migrate the old signatures to the new scheme. 4322 existingSigs.assignSignatures(scannedPkg.mSignatures); 4323 // The new KeySets will be re-added later in the scanning process. 4324 synchronized (mPackages) { 4325 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4326 } 4327 return PackageManager.SIGNATURE_MATCH; 4328 } 4329 return PackageManager.SIGNATURE_NO_MATCH; 4330 } 4331 4332 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4333 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4334 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4335 } 4336 4337 private int compareSignaturesRecover(PackageSignatures existingSigs, 4338 PackageParser.Package scannedPkg) { 4339 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4340 return PackageManager.SIGNATURE_NO_MATCH; 4341 } 4342 4343 String msg = null; 4344 try { 4345 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4346 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4347 + scannedPkg.packageName); 4348 return PackageManager.SIGNATURE_MATCH; 4349 } 4350 } catch (CertificateException e) { 4351 msg = e.getMessage(); 4352 } 4353 4354 logCriticalInfo(Log.INFO, 4355 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4356 return PackageManager.SIGNATURE_NO_MATCH; 4357 } 4358 4359 @Override 4360 public String[] getPackagesForUid(int uid) { 4361 uid = UserHandle.getAppId(uid); 4362 // reader 4363 synchronized (mPackages) { 4364 Object obj = mSettings.getUserIdLPr(uid); 4365 if (obj instanceof SharedUserSetting) { 4366 final SharedUserSetting sus = (SharedUserSetting) obj; 4367 final int N = sus.packages.size(); 4368 final String[] res = new String[N]; 4369 final Iterator<PackageSetting> it = sus.packages.iterator(); 4370 int i = 0; 4371 while (it.hasNext()) { 4372 res[i++] = it.next().name; 4373 } 4374 return res; 4375 } else if (obj instanceof PackageSetting) { 4376 final PackageSetting ps = (PackageSetting) obj; 4377 return new String[] { ps.name }; 4378 } 4379 } 4380 return null; 4381 } 4382 4383 @Override 4384 public String getNameForUid(int uid) { 4385 // reader 4386 synchronized (mPackages) { 4387 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4388 if (obj instanceof SharedUserSetting) { 4389 final SharedUserSetting sus = (SharedUserSetting) obj; 4390 return sus.name + ":" + sus.userId; 4391 } else if (obj instanceof PackageSetting) { 4392 final PackageSetting ps = (PackageSetting) obj; 4393 return ps.name; 4394 } 4395 } 4396 return null; 4397 } 4398 4399 @Override 4400 public int getUidForSharedUser(String sharedUserName) { 4401 if(sharedUserName == null) { 4402 return -1; 4403 } 4404 // reader 4405 synchronized (mPackages) { 4406 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4407 if (suid == null) { 4408 return -1; 4409 } 4410 return suid.userId; 4411 } 4412 } 4413 4414 @Override 4415 public int getFlagsForUid(int uid) { 4416 synchronized (mPackages) { 4417 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4418 if (obj instanceof SharedUserSetting) { 4419 final SharedUserSetting sus = (SharedUserSetting) obj; 4420 return sus.pkgFlags; 4421 } else if (obj instanceof PackageSetting) { 4422 final PackageSetting ps = (PackageSetting) obj; 4423 return ps.pkgFlags; 4424 } 4425 } 4426 return 0; 4427 } 4428 4429 @Override 4430 public int getPrivateFlagsForUid(int uid) { 4431 synchronized (mPackages) { 4432 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4433 if (obj instanceof SharedUserSetting) { 4434 final SharedUserSetting sus = (SharedUserSetting) obj; 4435 return sus.pkgPrivateFlags; 4436 } else if (obj instanceof PackageSetting) { 4437 final PackageSetting ps = (PackageSetting) obj; 4438 return ps.pkgPrivateFlags; 4439 } 4440 } 4441 return 0; 4442 } 4443 4444 @Override 4445 public boolean isUidPrivileged(int uid) { 4446 uid = UserHandle.getAppId(uid); 4447 // reader 4448 synchronized (mPackages) { 4449 Object obj = mSettings.getUserIdLPr(uid); 4450 if (obj instanceof SharedUserSetting) { 4451 final SharedUserSetting sus = (SharedUserSetting) obj; 4452 final Iterator<PackageSetting> it = sus.packages.iterator(); 4453 while (it.hasNext()) { 4454 if (it.next().isPrivileged()) { 4455 return true; 4456 } 4457 } 4458 } else if (obj instanceof PackageSetting) { 4459 final PackageSetting ps = (PackageSetting) obj; 4460 return ps.isPrivileged(); 4461 } 4462 } 4463 return false; 4464 } 4465 4466 @Override 4467 public String[] getAppOpPermissionPackages(String permissionName) { 4468 synchronized (mPackages) { 4469 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4470 if (pkgs == null) { 4471 return null; 4472 } 4473 return pkgs.toArray(new String[pkgs.size()]); 4474 } 4475 } 4476 4477 @Override 4478 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4479 int flags, int userId) { 4480 if (!sUserManager.exists(userId)) return null; 4481 flags = updateFlagsForResolve(flags, userId, intent); 4482 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4483 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4484 final ResolveInfo bestChoice = 4485 chooseBestActivity(intent, resolvedType, flags, query, userId); 4486 4487 if (isEphemeralAllowed(intent, query, userId)) { 4488 final EphemeralResolveInfo ai = 4489 getEphemeralResolveInfo(intent, resolvedType, userId); 4490 if (ai != null) { 4491 if (DEBUG_EPHEMERAL) { 4492 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4493 } 4494 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4495 bestChoice.ephemeralResolveInfo = ai; 4496 } 4497 } 4498 return bestChoice; 4499 } 4500 4501 @Override 4502 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4503 IntentFilter filter, int match, ComponentName activity) { 4504 final int userId = UserHandle.getCallingUserId(); 4505 if (DEBUG_PREFERRED) { 4506 Log.v(TAG, "setLastChosenActivity intent=" + intent 4507 + " resolvedType=" + resolvedType 4508 + " flags=" + flags 4509 + " filter=" + filter 4510 + " match=" + match 4511 + " activity=" + activity); 4512 filter.dump(new PrintStreamPrinter(System.out), " "); 4513 } 4514 intent.setComponent(null); 4515 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4516 // Find any earlier preferred or last chosen entries and nuke them 4517 findPreferredActivity(intent, resolvedType, 4518 flags, query, 0, false, true, false, userId); 4519 // Add the new activity as the last chosen for this filter 4520 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4521 "Setting last chosen"); 4522 } 4523 4524 @Override 4525 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4526 final int userId = UserHandle.getCallingUserId(); 4527 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4528 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4529 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4530 false, false, false, userId); 4531 } 4532 4533 4534 private boolean isEphemeralAllowed( 4535 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4536 // Short circuit and return early if possible. 4537 if (DISABLE_EPHEMERAL_APPS) { 4538 return false; 4539 } 4540 final int callingUser = UserHandle.getCallingUserId(); 4541 if (callingUser != UserHandle.USER_SYSTEM) { 4542 return false; 4543 } 4544 if (mEphemeralResolverConnection == null) { 4545 return false; 4546 } 4547 if (intent.getComponent() != null) { 4548 return false; 4549 } 4550 if (intent.getPackage() != null) { 4551 return false; 4552 } 4553 final boolean isWebUri = hasWebURI(intent); 4554 if (!isWebUri) { 4555 return false; 4556 } 4557 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4558 synchronized (mPackages) { 4559 final int count = resolvedActivites.size(); 4560 for (int n = 0; n < count; n++) { 4561 ResolveInfo info = resolvedActivites.get(n); 4562 String packageName = info.activityInfo.packageName; 4563 PackageSetting ps = mSettings.mPackages.get(packageName); 4564 if (ps != null) { 4565 // Try to get the status from User settings first 4566 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4567 int status = (int) (packedStatus >> 32); 4568 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4569 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4570 if (DEBUG_EPHEMERAL) { 4571 Slog.v(TAG, "DENY ephemeral apps;" 4572 + " pkg: " + packageName + ", status: " + status); 4573 } 4574 return false; 4575 } 4576 } 4577 } 4578 } 4579 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4580 return true; 4581 } 4582 4583 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4584 int userId) { 4585 MessageDigest digest = null; 4586 try { 4587 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4588 } catch (NoSuchAlgorithmException e) { 4589 // If we can't create a digest, ignore ephemeral apps. 4590 return null; 4591 } 4592 4593 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4594 final byte[] digestBytes = digest.digest(hostBytes); 4595 int shaPrefix = 4596 digestBytes[0] << 24 4597 | digestBytes[1] << 16 4598 | digestBytes[2] << 8 4599 | digestBytes[3] << 0; 4600 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4601 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4602 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4603 // No hash prefix match; there are no ephemeral apps for this domain. 4604 return null; 4605 } 4606 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4607 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4608 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4609 continue; 4610 } 4611 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4612 // No filters; this should never happen. 4613 if (filters.isEmpty()) { 4614 continue; 4615 } 4616 // We have a domain match; resolve the filters to see if anything matches. 4617 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4618 for (int j = filters.size() - 1; j >= 0; --j) { 4619 final EphemeralResolveIntentInfo intentInfo = 4620 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4621 ephemeralResolver.addFilter(intentInfo); 4622 } 4623 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4624 intent, resolvedType, false /*defaultOnly*/, userId); 4625 if (!matchedResolveInfoList.isEmpty()) { 4626 return matchedResolveInfoList.get(0); 4627 } 4628 } 4629 // Hash or filter mis-match; no ephemeral apps for this domain. 4630 return null; 4631 } 4632 4633 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4634 int flags, List<ResolveInfo> query, int userId) { 4635 if (query != null) { 4636 final int N = query.size(); 4637 if (N == 1) { 4638 return query.get(0); 4639 } else if (N > 1) { 4640 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4641 // If there is more than one activity with the same priority, 4642 // then let the user decide between them. 4643 ResolveInfo r0 = query.get(0); 4644 ResolveInfo r1 = query.get(1); 4645 if (DEBUG_INTENT_MATCHING || debug) { 4646 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4647 + r1.activityInfo.name + "=" + r1.priority); 4648 } 4649 // If the first activity has a higher priority, or a different 4650 // default, then it is always desirable to pick it. 4651 if (r0.priority != r1.priority 4652 || r0.preferredOrder != r1.preferredOrder 4653 || r0.isDefault != r1.isDefault) { 4654 return query.get(0); 4655 } 4656 // If we have saved a preference for a preferred activity for 4657 // this Intent, use that. 4658 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4659 flags, query, r0.priority, true, false, debug, userId); 4660 if (ri != null) { 4661 return ri; 4662 } 4663 ri = new ResolveInfo(mResolveInfo); 4664 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4665 ri.activityInfo.applicationInfo = new ApplicationInfo( 4666 ri.activityInfo.applicationInfo); 4667 if (userId != 0) { 4668 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4669 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4670 } 4671 // Make sure that the resolver is displayable in car mode 4672 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4673 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4674 return ri; 4675 } 4676 } 4677 return null; 4678 } 4679 4680 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4681 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4682 final int N = query.size(); 4683 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4684 .get(userId); 4685 // Get the list of persistent preferred activities that handle the intent 4686 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4687 List<PersistentPreferredActivity> pprefs = ppir != null 4688 ? ppir.queryIntent(intent, resolvedType, 4689 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4690 : null; 4691 if (pprefs != null && pprefs.size() > 0) { 4692 final int M = pprefs.size(); 4693 for (int i=0; i<M; i++) { 4694 final PersistentPreferredActivity ppa = pprefs.get(i); 4695 if (DEBUG_PREFERRED || debug) { 4696 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4697 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4698 + "\n component=" + ppa.mComponent); 4699 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4700 } 4701 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4702 flags | MATCH_DISABLED_COMPONENTS, userId); 4703 if (DEBUG_PREFERRED || debug) { 4704 Slog.v(TAG, "Found persistent preferred activity:"); 4705 if (ai != null) { 4706 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4707 } else { 4708 Slog.v(TAG, " null"); 4709 } 4710 } 4711 if (ai == null) { 4712 // This previously registered persistent preferred activity 4713 // component is no longer known. Ignore it and do NOT remove it. 4714 continue; 4715 } 4716 for (int j=0; j<N; j++) { 4717 final ResolveInfo ri = query.get(j); 4718 if (!ri.activityInfo.applicationInfo.packageName 4719 .equals(ai.applicationInfo.packageName)) { 4720 continue; 4721 } 4722 if (!ri.activityInfo.name.equals(ai.name)) { 4723 continue; 4724 } 4725 // Found a persistent preference that can handle the intent. 4726 if (DEBUG_PREFERRED || debug) { 4727 Slog.v(TAG, "Returning persistent preferred activity: " + 4728 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4729 } 4730 return ri; 4731 } 4732 } 4733 } 4734 return null; 4735 } 4736 4737 // TODO: handle preferred activities missing while user has amnesia 4738 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4739 List<ResolveInfo> query, int priority, boolean always, 4740 boolean removeMatches, boolean debug, int userId) { 4741 if (!sUserManager.exists(userId)) return null; 4742 flags = updateFlagsForResolve(flags, userId, intent); 4743 // writer 4744 synchronized (mPackages) { 4745 if (intent.getSelector() != null) { 4746 intent = intent.getSelector(); 4747 } 4748 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4749 4750 // Try to find a matching persistent preferred activity. 4751 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4752 debug, userId); 4753 4754 // If a persistent preferred activity matched, use it. 4755 if (pri != null) { 4756 return pri; 4757 } 4758 4759 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4760 // Get the list of preferred activities that handle the intent 4761 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4762 List<PreferredActivity> prefs = pir != null 4763 ? pir.queryIntent(intent, resolvedType, 4764 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4765 : null; 4766 if (prefs != null && prefs.size() > 0) { 4767 boolean changed = false; 4768 try { 4769 // First figure out how good the original match set is. 4770 // We will only allow preferred activities that came 4771 // from the same match quality. 4772 int match = 0; 4773 4774 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4775 4776 final int N = query.size(); 4777 for (int j=0; j<N; j++) { 4778 final ResolveInfo ri = query.get(j); 4779 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4780 + ": 0x" + Integer.toHexString(match)); 4781 if (ri.match > match) { 4782 match = ri.match; 4783 } 4784 } 4785 4786 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4787 + Integer.toHexString(match)); 4788 4789 match &= IntentFilter.MATCH_CATEGORY_MASK; 4790 final int M = prefs.size(); 4791 for (int i=0; i<M; i++) { 4792 final PreferredActivity pa = prefs.get(i); 4793 if (DEBUG_PREFERRED || debug) { 4794 Slog.v(TAG, "Checking PreferredActivity ds=" 4795 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4796 + "\n component=" + pa.mPref.mComponent); 4797 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4798 } 4799 if (pa.mPref.mMatch != match) { 4800 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4801 + Integer.toHexString(pa.mPref.mMatch)); 4802 continue; 4803 } 4804 // If it's not an "always" type preferred activity and that's what we're 4805 // looking for, skip it. 4806 if (always && !pa.mPref.mAlways) { 4807 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4808 continue; 4809 } 4810 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4811 flags | MATCH_DISABLED_COMPONENTS, userId); 4812 if (DEBUG_PREFERRED || debug) { 4813 Slog.v(TAG, "Found preferred activity:"); 4814 if (ai != null) { 4815 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4816 } else { 4817 Slog.v(TAG, " null"); 4818 } 4819 } 4820 if (ai == null) { 4821 // This previously registered preferred activity 4822 // component is no longer known. Most likely an update 4823 // to the app was installed and in the new version this 4824 // component no longer exists. Clean it up by removing 4825 // it from the preferred activities list, and skip it. 4826 Slog.w(TAG, "Removing dangling preferred activity: " 4827 + pa.mPref.mComponent); 4828 pir.removeFilter(pa); 4829 changed = true; 4830 continue; 4831 } 4832 for (int j=0; j<N; j++) { 4833 final ResolveInfo ri = query.get(j); 4834 if (!ri.activityInfo.applicationInfo.packageName 4835 .equals(ai.applicationInfo.packageName)) { 4836 continue; 4837 } 4838 if (!ri.activityInfo.name.equals(ai.name)) { 4839 continue; 4840 } 4841 4842 if (removeMatches) { 4843 pir.removeFilter(pa); 4844 changed = true; 4845 if (DEBUG_PREFERRED) { 4846 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4847 } 4848 break; 4849 } 4850 4851 // Okay we found a previously set preferred or last chosen app. 4852 // If the result set is different from when this 4853 // was created, we need to clear it and re-ask the 4854 // user their preference, if we're looking for an "always" type entry. 4855 if (always && !pa.mPref.sameSet(query)) { 4856 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4857 + intent + " type " + resolvedType); 4858 if (DEBUG_PREFERRED) { 4859 Slog.v(TAG, "Removing preferred activity since set changed " 4860 + pa.mPref.mComponent); 4861 } 4862 pir.removeFilter(pa); 4863 // Re-add the filter as a "last chosen" entry (!always) 4864 PreferredActivity lastChosen = new PreferredActivity( 4865 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4866 pir.addFilter(lastChosen); 4867 changed = true; 4868 return null; 4869 } 4870 4871 // Yay! Either the set matched or we're looking for the last chosen 4872 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4873 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4874 return ri; 4875 } 4876 } 4877 } finally { 4878 if (changed) { 4879 if (DEBUG_PREFERRED) { 4880 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4881 } 4882 scheduleWritePackageRestrictionsLocked(userId); 4883 } 4884 } 4885 } 4886 } 4887 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4888 return null; 4889 } 4890 4891 /* 4892 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4893 */ 4894 @Override 4895 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4896 int targetUserId) { 4897 mContext.enforceCallingOrSelfPermission( 4898 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4899 List<CrossProfileIntentFilter> matches = 4900 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4901 if (matches != null) { 4902 int size = matches.size(); 4903 for (int i = 0; i < size; i++) { 4904 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4905 } 4906 } 4907 if (hasWebURI(intent)) { 4908 // cross-profile app linking works only towards the parent. 4909 final UserInfo parent = getProfileParent(sourceUserId); 4910 synchronized(mPackages) { 4911 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4912 intent, resolvedType, 0, sourceUserId, parent.id); 4913 return xpDomainInfo != null; 4914 } 4915 } 4916 return false; 4917 } 4918 4919 private UserInfo getProfileParent(int userId) { 4920 final long identity = Binder.clearCallingIdentity(); 4921 try { 4922 return sUserManager.getProfileParent(userId); 4923 } finally { 4924 Binder.restoreCallingIdentity(identity); 4925 } 4926 } 4927 4928 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4929 String resolvedType, int userId) { 4930 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4931 if (resolver != null) { 4932 return resolver.queryIntent(intent, resolvedType, false, userId); 4933 } 4934 return null; 4935 } 4936 4937 @Override 4938 public List<ResolveInfo> queryIntentActivities(Intent intent, 4939 String resolvedType, int flags, int userId) { 4940 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4941 flags = updateFlagsForResolve(flags, userId, intent); 4942 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4943 ComponentName comp = intent.getComponent(); 4944 if (comp == null) { 4945 if (intent.getSelector() != null) { 4946 intent = intent.getSelector(); 4947 comp = intent.getComponent(); 4948 } 4949 } 4950 4951 if (comp != null) { 4952 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4953 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4954 if (ai != null) { 4955 final ResolveInfo ri = new ResolveInfo(); 4956 ri.activityInfo = ai; 4957 list.add(ri); 4958 } 4959 return list; 4960 } 4961 4962 // reader 4963 synchronized (mPackages) { 4964 final String pkgName = intent.getPackage(); 4965 if (pkgName == null) { 4966 List<CrossProfileIntentFilter> matchingFilters = 4967 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4968 // Check for results that need to skip the current profile. 4969 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4970 resolvedType, flags, userId); 4971 if (xpResolveInfo != null) { 4972 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4973 result.add(xpResolveInfo); 4974 return filterIfNotSystemUser(result, userId); 4975 } 4976 4977 // Check for results in the current profile. 4978 List<ResolveInfo> result = mActivities.queryIntent( 4979 intent, resolvedType, flags, userId); 4980 result = filterIfNotSystemUser(result, userId); 4981 4982 // Check for cross profile results. 4983 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4984 xpResolveInfo = queryCrossProfileIntents( 4985 matchingFilters, intent, resolvedType, flags, userId, 4986 hasNonNegativePriorityResult); 4987 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4988 boolean isVisibleToUser = filterIfNotSystemUser( 4989 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4990 if (isVisibleToUser) { 4991 result.add(xpResolveInfo); 4992 Collections.sort(result, mResolvePrioritySorter); 4993 } 4994 } 4995 if (hasWebURI(intent)) { 4996 CrossProfileDomainInfo xpDomainInfo = null; 4997 final UserInfo parent = getProfileParent(userId); 4998 if (parent != null) { 4999 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5000 flags, userId, parent.id); 5001 } 5002 if (xpDomainInfo != null) { 5003 if (xpResolveInfo != null) { 5004 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5005 // in the result. 5006 result.remove(xpResolveInfo); 5007 } 5008 if (result.size() == 0) { 5009 result.add(xpDomainInfo.resolveInfo); 5010 return result; 5011 } 5012 } else if (result.size() <= 1) { 5013 return result; 5014 } 5015 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 5016 xpDomainInfo, userId); 5017 Collections.sort(result, mResolvePrioritySorter); 5018 } 5019 return result; 5020 } 5021 final PackageParser.Package pkg = mPackages.get(pkgName); 5022 if (pkg != null) { 5023 return filterIfNotSystemUser( 5024 mActivities.queryIntentForPackage( 5025 intent, resolvedType, flags, pkg.activities, userId), 5026 userId); 5027 } 5028 return new ArrayList<ResolveInfo>(); 5029 } 5030 } 5031 5032 private static class CrossProfileDomainInfo { 5033 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5034 ResolveInfo resolveInfo; 5035 /* Best domain verification status of the activities found in the other profile */ 5036 int bestDomainVerificationStatus; 5037 } 5038 5039 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5040 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5041 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5042 sourceUserId)) { 5043 return null; 5044 } 5045 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5046 resolvedType, flags, parentUserId); 5047 5048 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5049 return null; 5050 } 5051 CrossProfileDomainInfo result = null; 5052 int size = resultTargetUser.size(); 5053 for (int i = 0; i < size; i++) { 5054 ResolveInfo riTargetUser = resultTargetUser.get(i); 5055 // Intent filter verification is only for filters that specify a host. So don't return 5056 // those that handle all web uris. 5057 if (riTargetUser.handleAllWebDataURI) { 5058 continue; 5059 } 5060 String packageName = riTargetUser.activityInfo.packageName; 5061 PackageSetting ps = mSettings.mPackages.get(packageName); 5062 if (ps == null) { 5063 continue; 5064 } 5065 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5066 int status = (int)(verificationState >> 32); 5067 if (result == null) { 5068 result = new CrossProfileDomainInfo(); 5069 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5070 sourceUserId, parentUserId); 5071 result.bestDomainVerificationStatus = status; 5072 } else { 5073 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5074 result.bestDomainVerificationStatus); 5075 } 5076 } 5077 // Don't consider matches with status NEVER across profiles. 5078 if (result != null && result.bestDomainVerificationStatus 5079 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5080 return null; 5081 } 5082 return result; 5083 } 5084 5085 /** 5086 * Verification statuses are ordered from the worse to the best, except for 5087 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5088 */ 5089 private int bestDomainVerificationStatus(int status1, int status2) { 5090 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5091 return status2; 5092 } 5093 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5094 return status1; 5095 } 5096 return (int) MathUtils.max(status1, status2); 5097 } 5098 5099 private boolean isUserEnabled(int userId) { 5100 long callingId = Binder.clearCallingIdentity(); 5101 try { 5102 UserInfo userInfo = sUserManager.getUserInfo(userId); 5103 return userInfo != null && userInfo.isEnabled(); 5104 } finally { 5105 Binder.restoreCallingIdentity(callingId); 5106 } 5107 } 5108 5109 /** 5110 * Filter out activities with systemUserOnly flag set, when current user is not System. 5111 * 5112 * @return filtered list 5113 */ 5114 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5115 if (userId == UserHandle.USER_SYSTEM) { 5116 return resolveInfos; 5117 } 5118 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5119 ResolveInfo info = resolveInfos.get(i); 5120 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5121 resolveInfos.remove(i); 5122 } 5123 } 5124 return resolveInfos; 5125 } 5126 5127 /** 5128 * @param resolveInfos list of resolve infos in descending priority order 5129 * @return if the list contains a resolve info with non-negative priority 5130 */ 5131 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5132 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5133 } 5134 5135 private static boolean hasWebURI(Intent intent) { 5136 if (intent.getData() == null) { 5137 return false; 5138 } 5139 final String scheme = intent.getScheme(); 5140 if (TextUtils.isEmpty(scheme)) { 5141 return false; 5142 } 5143 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5144 } 5145 5146 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5147 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5148 int userId) { 5149 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5150 5151 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5152 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5153 candidates.size()); 5154 } 5155 5156 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5157 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5158 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5159 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5160 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5161 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5162 5163 synchronized (mPackages) { 5164 final int count = candidates.size(); 5165 // First, try to use linked apps. Partition the candidates into four lists: 5166 // one for the final results, one for the "do not use ever", one for "undefined status" 5167 // and finally one for "browser app type". 5168 for (int n=0; n<count; n++) { 5169 ResolveInfo info = candidates.get(n); 5170 String packageName = info.activityInfo.packageName; 5171 PackageSetting ps = mSettings.mPackages.get(packageName); 5172 if (ps != null) { 5173 // Add to the special match all list (Browser use case) 5174 if (info.handleAllWebDataURI) { 5175 matchAllList.add(info); 5176 continue; 5177 } 5178 // Try to get the status from User settings first 5179 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5180 int status = (int)(packedStatus >> 32); 5181 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5182 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5183 if (DEBUG_DOMAIN_VERIFICATION) { 5184 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5185 + " : linkgen=" + linkGeneration); 5186 } 5187 // Use link-enabled generation as preferredOrder, i.e. 5188 // prefer newly-enabled over earlier-enabled. 5189 info.preferredOrder = linkGeneration; 5190 alwaysList.add(info); 5191 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5192 if (DEBUG_DOMAIN_VERIFICATION) { 5193 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5194 } 5195 neverList.add(info); 5196 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5197 if (DEBUG_DOMAIN_VERIFICATION) { 5198 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5199 } 5200 alwaysAskList.add(info); 5201 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5202 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5203 if (DEBUG_DOMAIN_VERIFICATION) { 5204 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5205 } 5206 undefinedList.add(info); 5207 } 5208 } 5209 } 5210 5211 // We'll want to include browser possibilities in a few cases 5212 boolean includeBrowser = false; 5213 5214 // First try to add the "always" resolution(s) for the current user, if any 5215 if (alwaysList.size() > 0) { 5216 result.addAll(alwaysList); 5217 } else { 5218 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5219 result.addAll(undefinedList); 5220 // Maybe add one for the other profile. 5221 if (xpDomainInfo != null && ( 5222 xpDomainInfo.bestDomainVerificationStatus 5223 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5224 result.add(xpDomainInfo.resolveInfo); 5225 } 5226 includeBrowser = true; 5227 } 5228 5229 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5230 // If there were 'always' entries their preferred order has been set, so we also 5231 // back that off to make the alternatives equivalent 5232 if (alwaysAskList.size() > 0) { 5233 for (ResolveInfo i : result) { 5234 i.preferredOrder = 0; 5235 } 5236 result.addAll(alwaysAskList); 5237 includeBrowser = true; 5238 } 5239 5240 if (includeBrowser) { 5241 // Also add browsers (all of them or only the default one) 5242 if (DEBUG_DOMAIN_VERIFICATION) { 5243 Slog.v(TAG, " ...including browsers in candidate set"); 5244 } 5245 if ((matchFlags & MATCH_ALL) != 0) { 5246 result.addAll(matchAllList); 5247 } else { 5248 // Browser/generic handling case. If there's a default browser, go straight 5249 // to that (but only if there is no other higher-priority match). 5250 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5251 int maxMatchPrio = 0; 5252 ResolveInfo defaultBrowserMatch = null; 5253 final int numCandidates = matchAllList.size(); 5254 for (int n = 0; n < numCandidates; n++) { 5255 ResolveInfo info = matchAllList.get(n); 5256 // track the highest overall match priority... 5257 if (info.priority > maxMatchPrio) { 5258 maxMatchPrio = info.priority; 5259 } 5260 // ...and the highest-priority default browser match 5261 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5262 if (defaultBrowserMatch == null 5263 || (defaultBrowserMatch.priority < info.priority)) { 5264 if (debug) { 5265 Slog.v(TAG, "Considering default browser match " + info); 5266 } 5267 defaultBrowserMatch = info; 5268 } 5269 } 5270 } 5271 if (defaultBrowserMatch != null 5272 && defaultBrowserMatch.priority >= maxMatchPrio 5273 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5274 { 5275 if (debug) { 5276 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5277 } 5278 result.add(defaultBrowserMatch); 5279 } else { 5280 result.addAll(matchAllList); 5281 } 5282 } 5283 5284 // If there is nothing selected, add all candidates and remove the ones that the user 5285 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5286 if (result.size() == 0) { 5287 result.addAll(candidates); 5288 result.removeAll(neverList); 5289 } 5290 } 5291 } 5292 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5293 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5294 result.size()); 5295 for (ResolveInfo info : result) { 5296 Slog.v(TAG, " + " + info.activityInfo); 5297 } 5298 } 5299 return result; 5300 } 5301 5302 // Returns a packed value as a long: 5303 // 5304 // high 'int'-sized word: link status: undefined/ask/never/always. 5305 // low 'int'-sized word: relative priority among 'always' results. 5306 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5307 long result = ps.getDomainVerificationStatusForUser(userId); 5308 // if none available, get the master status 5309 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5310 if (ps.getIntentFilterVerificationInfo() != null) { 5311 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5312 } 5313 } 5314 return result; 5315 } 5316 5317 private ResolveInfo querySkipCurrentProfileIntents( 5318 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5319 int flags, int sourceUserId) { 5320 if (matchingFilters != null) { 5321 int size = matchingFilters.size(); 5322 for (int i = 0; i < size; i ++) { 5323 CrossProfileIntentFilter filter = matchingFilters.get(i); 5324 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5325 // Checking if there are activities in the target user that can handle the 5326 // intent. 5327 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5328 resolvedType, flags, sourceUserId); 5329 if (resolveInfo != null) { 5330 return resolveInfo; 5331 } 5332 } 5333 } 5334 } 5335 return null; 5336 } 5337 5338 // Return matching ResolveInfo in target user if any. 5339 private ResolveInfo queryCrossProfileIntents( 5340 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5341 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5342 if (matchingFilters != null) { 5343 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5344 // match the same intent. For performance reasons, it is better not to 5345 // run queryIntent twice for the same userId 5346 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5347 int size = matchingFilters.size(); 5348 for (int i = 0; i < size; i++) { 5349 CrossProfileIntentFilter filter = matchingFilters.get(i); 5350 int targetUserId = filter.getTargetUserId(); 5351 boolean skipCurrentProfile = 5352 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5353 boolean skipCurrentProfileIfNoMatchFound = 5354 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5355 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5356 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5357 // Checking if there are activities in the target user that can handle the 5358 // intent. 5359 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5360 resolvedType, flags, sourceUserId); 5361 if (resolveInfo != null) return resolveInfo; 5362 alreadyTriedUserIds.put(targetUserId, true); 5363 } 5364 } 5365 } 5366 return null; 5367 } 5368 5369 /** 5370 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5371 * will forward the intent to the filter's target user. 5372 * Otherwise, returns null. 5373 */ 5374 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5375 String resolvedType, int flags, int sourceUserId) { 5376 int targetUserId = filter.getTargetUserId(); 5377 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5378 resolvedType, flags, targetUserId); 5379 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5380 && isUserEnabled(targetUserId)) { 5381 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5382 } 5383 return null; 5384 } 5385 5386 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5387 int sourceUserId, int targetUserId) { 5388 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5389 long ident = Binder.clearCallingIdentity(); 5390 boolean targetIsProfile; 5391 try { 5392 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5393 } finally { 5394 Binder.restoreCallingIdentity(ident); 5395 } 5396 String className; 5397 if (targetIsProfile) { 5398 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5399 } else { 5400 className = FORWARD_INTENT_TO_PARENT; 5401 } 5402 ComponentName forwardingActivityComponentName = new ComponentName( 5403 mAndroidApplication.packageName, className); 5404 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5405 sourceUserId); 5406 if (!targetIsProfile) { 5407 forwardingActivityInfo.showUserIcon = targetUserId; 5408 forwardingResolveInfo.noResourceId = true; 5409 } 5410 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5411 forwardingResolveInfo.priority = 0; 5412 forwardingResolveInfo.preferredOrder = 0; 5413 forwardingResolveInfo.match = 0; 5414 forwardingResolveInfo.isDefault = true; 5415 forwardingResolveInfo.filter = filter; 5416 forwardingResolveInfo.targetUserId = targetUserId; 5417 return forwardingResolveInfo; 5418 } 5419 5420 @Override 5421 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5422 Intent[] specifics, String[] specificTypes, Intent intent, 5423 String resolvedType, int flags, int userId) { 5424 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5425 flags = updateFlagsForResolve(flags, userId, intent); 5426 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5427 false, "query intent activity options"); 5428 final String resultsAction = intent.getAction(); 5429 5430 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5431 | PackageManager.GET_RESOLVED_FILTER, userId); 5432 5433 if (DEBUG_INTENT_MATCHING) { 5434 Log.v(TAG, "Query " + intent + ": " + results); 5435 } 5436 5437 int specificsPos = 0; 5438 int N; 5439 5440 // todo: note that the algorithm used here is O(N^2). This 5441 // isn't a problem in our current environment, but if we start running 5442 // into situations where we have more than 5 or 10 matches then this 5443 // should probably be changed to something smarter... 5444 5445 // First we go through and resolve each of the specific items 5446 // that were supplied, taking care of removing any corresponding 5447 // duplicate items in the generic resolve list. 5448 if (specifics != null) { 5449 for (int i=0; i<specifics.length; i++) { 5450 final Intent sintent = specifics[i]; 5451 if (sintent == null) { 5452 continue; 5453 } 5454 5455 if (DEBUG_INTENT_MATCHING) { 5456 Log.v(TAG, "Specific #" + i + ": " + sintent); 5457 } 5458 5459 String action = sintent.getAction(); 5460 if (resultsAction != null && resultsAction.equals(action)) { 5461 // If this action was explicitly requested, then don't 5462 // remove things that have it. 5463 action = null; 5464 } 5465 5466 ResolveInfo ri = null; 5467 ActivityInfo ai = null; 5468 5469 ComponentName comp = sintent.getComponent(); 5470 if (comp == null) { 5471 ri = resolveIntent( 5472 sintent, 5473 specificTypes != null ? specificTypes[i] : null, 5474 flags, userId); 5475 if (ri == null) { 5476 continue; 5477 } 5478 if (ri == mResolveInfo) { 5479 // ACK! Must do something better with this. 5480 } 5481 ai = ri.activityInfo; 5482 comp = new ComponentName(ai.applicationInfo.packageName, 5483 ai.name); 5484 } else { 5485 ai = getActivityInfo(comp, flags, userId); 5486 if (ai == null) { 5487 continue; 5488 } 5489 } 5490 5491 // Look for any generic query activities that are duplicates 5492 // of this specific one, and remove them from the results. 5493 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5494 N = results.size(); 5495 int j; 5496 for (j=specificsPos; j<N; j++) { 5497 ResolveInfo sri = results.get(j); 5498 if ((sri.activityInfo.name.equals(comp.getClassName()) 5499 && sri.activityInfo.applicationInfo.packageName.equals( 5500 comp.getPackageName())) 5501 || (action != null && sri.filter.matchAction(action))) { 5502 results.remove(j); 5503 if (DEBUG_INTENT_MATCHING) Log.v( 5504 TAG, "Removing duplicate item from " + j 5505 + " due to specific " + specificsPos); 5506 if (ri == null) { 5507 ri = sri; 5508 } 5509 j--; 5510 N--; 5511 } 5512 } 5513 5514 // Add this specific item to its proper place. 5515 if (ri == null) { 5516 ri = new ResolveInfo(); 5517 ri.activityInfo = ai; 5518 } 5519 results.add(specificsPos, ri); 5520 ri.specificIndex = i; 5521 specificsPos++; 5522 } 5523 } 5524 5525 // Now we go through the remaining generic results and remove any 5526 // duplicate actions that are found here. 5527 N = results.size(); 5528 for (int i=specificsPos; i<N-1; i++) { 5529 final ResolveInfo rii = results.get(i); 5530 if (rii.filter == null) { 5531 continue; 5532 } 5533 5534 // Iterate over all of the actions of this result's intent 5535 // filter... typically this should be just one. 5536 final Iterator<String> it = rii.filter.actionsIterator(); 5537 if (it == null) { 5538 continue; 5539 } 5540 while (it.hasNext()) { 5541 final String action = it.next(); 5542 if (resultsAction != null && resultsAction.equals(action)) { 5543 // If this action was explicitly requested, then don't 5544 // remove things that have it. 5545 continue; 5546 } 5547 for (int j=i+1; j<N; j++) { 5548 final ResolveInfo rij = results.get(j); 5549 if (rij.filter != null && rij.filter.hasAction(action)) { 5550 results.remove(j); 5551 if (DEBUG_INTENT_MATCHING) Log.v( 5552 TAG, "Removing duplicate item from " + j 5553 + " due to action " + action + " at " + i); 5554 j--; 5555 N--; 5556 } 5557 } 5558 } 5559 5560 // If the caller didn't request filter information, drop it now 5561 // so we don't have to marshall/unmarshall it. 5562 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5563 rii.filter = null; 5564 } 5565 } 5566 5567 // Filter out the caller activity if so requested. 5568 if (caller != null) { 5569 N = results.size(); 5570 for (int i=0; i<N; i++) { 5571 ActivityInfo ainfo = results.get(i).activityInfo; 5572 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5573 && caller.getClassName().equals(ainfo.name)) { 5574 results.remove(i); 5575 break; 5576 } 5577 } 5578 } 5579 5580 // If the caller didn't request filter information, 5581 // drop them now so we don't have to 5582 // marshall/unmarshall it. 5583 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5584 N = results.size(); 5585 for (int i=0; i<N; i++) { 5586 results.get(i).filter = null; 5587 } 5588 } 5589 5590 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5591 return results; 5592 } 5593 5594 @Override 5595 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5596 int userId) { 5597 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5598 flags = updateFlagsForResolve(flags, userId, intent); 5599 ComponentName comp = intent.getComponent(); 5600 if (comp == null) { 5601 if (intent.getSelector() != null) { 5602 intent = intent.getSelector(); 5603 comp = intent.getComponent(); 5604 } 5605 } 5606 if (comp != null) { 5607 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5608 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5609 if (ai != null) { 5610 ResolveInfo ri = new ResolveInfo(); 5611 ri.activityInfo = ai; 5612 list.add(ri); 5613 } 5614 return list; 5615 } 5616 5617 // reader 5618 synchronized (mPackages) { 5619 String pkgName = intent.getPackage(); 5620 if (pkgName == null) { 5621 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5622 } 5623 final PackageParser.Package pkg = mPackages.get(pkgName); 5624 if (pkg != null) { 5625 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5626 userId); 5627 } 5628 return null; 5629 } 5630 } 5631 5632 @Override 5633 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5634 if (!sUserManager.exists(userId)) return null; 5635 flags = updateFlagsForResolve(flags, userId, intent); 5636 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5637 if (query != null) { 5638 if (query.size() >= 1) { 5639 // If there is more than one service with the same priority, 5640 // just arbitrarily pick the first one. 5641 return query.get(0); 5642 } 5643 } 5644 return null; 5645 } 5646 5647 @Override 5648 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5649 int userId) { 5650 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5651 flags = updateFlagsForResolve(flags, userId, intent); 5652 ComponentName comp = intent.getComponent(); 5653 if (comp == null) { 5654 if (intent.getSelector() != null) { 5655 intent = intent.getSelector(); 5656 comp = intent.getComponent(); 5657 } 5658 } 5659 if (comp != null) { 5660 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5661 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5662 if (si != null) { 5663 final ResolveInfo ri = new ResolveInfo(); 5664 ri.serviceInfo = si; 5665 list.add(ri); 5666 } 5667 return list; 5668 } 5669 5670 // reader 5671 synchronized (mPackages) { 5672 String pkgName = intent.getPackage(); 5673 if (pkgName == null) { 5674 return mServices.queryIntent(intent, resolvedType, flags, userId); 5675 } 5676 final PackageParser.Package pkg = mPackages.get(pkgName); 5677 if (pkg != null) { 5678 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5679 userId); 5680 } 5681 return null; 5682 } 5683 } 5684 5685 @Override 5686 public List<ResolveInfo> queryIntentContentProviders( 5687 Intent intent, String resolvedType, int flags, int userId) { 5688 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5689 flags = updateFlagsForResolve(flags, userId, intent); 5690 ComponentName comp = intent.getComponent(); 5691 if (comp == null) { 5692 if (intent.getSelector() != null) { 5693 intent = intent.getSelector(); 5694 comp = intent.getComponent(); 5695 } 5696 } 5697 if (comp != null) { 5698 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5699 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5700 if (pi != null) { 5701 final ResolveInfo ri = new ResolveInfo(); 5702 ri.providerInfo = pi; 5703 list.add(ri); 5704 } 5705 return list; 5706 } 5707 5708 // reader 5709 synchronized (mPackages) { 5710 String pkgName = intent.getPackage(); 5711 if (pkgName == null) { 5712 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5713 } 5714 final PackageParser.Package pkg = mPackages.get(pkgName); 5715 if (pkg != null) { 5716 return mProviders.queryIntentForPackage( 5717 intent, resolvedType, flags, pkg.providers, userId); 5718 } 5719 return null; 5720 } 5721 } 5722 5723 @Override 5724 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5725 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5726 flags = updateFlagsForPackage(flags, userId, null); 5727 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5728 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5729 5730 // writer 5731 synchronized (mPackages) { 5732 ArrayList<PackageInfo> list; 5733 if (listUninstalled) { 5734 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5735 for (PackageSetting ps : mSettings.mPackages.values()) { 5736 PackageInfo pi; 5737 if (ps.pkg != null) { 5738 pi = generatePackageInfo(ps.pkg, flags, userId); 5739 } else { 5740 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5741 } 5742 if (pi != null) { 5743 list.add(pi); 5744 } 5745 } 5746 } else { 5747 list = new ArrayList<PackageInfo>(mPackages.size()); 5748 for (PackageParser.Package p : mPackages.values()) { 5749 PackageInfo pi = generatePackageInfo(p, flags, userId); 5750 if (pi != null) { 5751 list.add(pi); 5752 } 5753 } 5754 } 5755 5756 return new ParceledListSlice<PackageInfo>(list); 5757 } 5758 } 5759 5760 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5761 String[] permissions, boolean[] tmp, int flags, int userId) { 5762 int numMatch = 0; 5763 final PermissionsState permissionsState = ps.getPermissionsState(); 5764 for (int i=0; i<permissions.length; i++) { 5765 final String permission = permissions[i]; 5766 if (permissionsState.hasPermission(permission, userId)) { 5767 tmp[i] = true; 5768 numMatch++; 5769 } else { 5770 tmp[i] = false; 5771 } 5772 } 5773 if (numMatch == 0) { 5774 return; 5775 } 5776 PackageInfo pi; 5777 if (ps.pkg != null) { 5778 pi = generatePackageInfo(ps.pkg, flags, userId); 5779 } else { 5780 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5781 } 5782 // The above might return null in cases of uninstalled apps or install-state 5783 // skew across users/profiles. 5784 if (pi != null) { 5785 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5786 if (numMatch == permissions.length) { 5787 pi.requestedPermissions = permissions; 5788 } else { 5789 pi.requestedPermissions = new String[numMatch]; 5790 numMatch = 0; 5791 for (int i=0; i<permissions.length; i++) { 5792 if (tmp[i]) { 5793 pi.requestedPermissions[numMatch] = permissions[i]; 5794 numMatch++; 5795 } 5796 } 5797 } 5798 } 5799 list.add(pi); 5800 } 5801 } 5802 5803 @Override 5804 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5805 String[] permissions, int flags, int userId) { 5806 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5807 flags = updateFlagsForPackage(flags, userId, permissions); 5808 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5809 5810 // writer 5811 synchronized (mPackages) { 5812 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5813 boolean[] tmpBools = new boolean[permissions.length]; 5814 if (listUninstalled) { 5815 for (PackageSetting ps : mSettings.mPackages.values()) { 5816 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5817 } 5818 } else { 5819 for (PackageParser.Package pkg : mPackages.values()) { 5820 PackageSetting ps = (PackageSetting)pkg.mExtras; 5821 if (ps != null) { 5822 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5823 userId); 5824 } 5825 } 5826 } 5827 5828 return new ParceledListSlice<PackageInfo>(list); 5829 } 5830 } 5831 5832 @Override 5833 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5834 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5835 flags = updateFlagsForApplication(flags, userId, null); 5836 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5837 5838 // writer 5839 synchronized (mPackages) { 5840 ArrayList<ApplicationInfo> list; 5841 if (listUninstalled) { 5842 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5843 for (PackageSetting ps : mSettings.mPackages.values()) { 5844 ApplicationInfo ai; 5845 if (ps.pkg != null) { 5846 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5847 ps.readUserState(userId), userId); 5848 } else { 5849 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5850 } 5851 if (ai != null) { 5852 list.add(ai); 5853 } 5854 } 5855 } else { 5856 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5857 for (PackageParser.Package p : mPackages.values()) { 5858 if (p.mExtras != null) { 5859 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5860 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5861 if (ai != null) { 5862 list.add(ai); 5863 } 5864 } 5865 } 5866 } 5867 5868 return new ParceledListSlice<ApplicationInfo>(list); 5869 } 5870 } 5871 5872 @Override 5873 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5874 if (DISABLE_EPHEMERAL_APPS) { 5875 return null; 5876 } 5877 5878 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5879 "getEphemeralApplications"); 5880 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5881 "getEphemeralApplications"); 5882 synchronized (mPackages) { 5883 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5884 .getEphemeralApplicationsLPw(userId); 5885 if (ephemeralApps != null) { 5886 return new ParceledListSlice<>(ephemeralApps); 5887 } 5888 } 5889 return null; 5890 } 5891 5892 @Override 5893 public boolean isEphemeralApplication(String packageName, int userId) { 5894 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5895 "isEphemeral"); 5896 if (DISABLE_EPHEMERAL_APPS) { 5897 return false; 5898 } 5899 5900 if (!isCallerSameApp(packageName)) { 5901 return false; 5902 } 5903 synchronized (mPackages) { 5904 PackageParser.Package pkg = mPackages.get(packageName); 5905 if (pkg != null) { 5906 return pkg.applicationInfo.isEphemeralApp(); 5907 } 5908 } 5909 return false; 5910 } 5911 5912 @Override 5913 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5914 if (DISABLE_EPHEMERAL_APPS) { 5915 return null; 5916 } 5917 5918 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5919 "getCookie"); 5920 if (!isCallerSameApp(packageName)) { 5921 return null; 5922 } 5923 synchronized (mPackages) { 5924 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5925 packageName, userId); 5926 } 5927 } 5928 5929 @Override 5930 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5931 if (DISABLE_EPHEMERAL_APPS) { 5932 return true; 5933 } 5934 5935 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5936 "setCookie"); 5937 if (!isCallerSameApp(packageName)) { 5938 return false; 5939 } 5940 synchronized (mPackages) { 5941 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5942 packageName, cookie, userId); 5943 } 5944 } 5945 5946 @Override 5947 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5948 if (DISABLE_EPHEMERAL_APPS) { 5949 return null; 5950 } 5951 5952 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5953 "getEphemeralApplicationIcon"); 5954 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5955 "getEphemeralApplicationIcon"); 5956 synchronized (mPackages) { 5957 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5958 packageName, userId); 5959 } 5960 } 5961 5962 private boolean isCallerSameApp(String packageName) { 5963 PackageParser.Package pkg = mPackages.get(packageName); 5964 return pkg != null 5965 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5966 } 5967 5968 public List<ApplicationInfo> getPersistentApplications(int flags) { 5969 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5970 5971 // reader 5972 synchronized (mPackages) { 5973 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5974 final int userId = UserHandle.getCallingUserId(); 5975 while (i.hasNext()) { 5976 final PackageParser.Package p = i.next(); 5977 if (p.applicationInfo != null 5978 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5979 && (!mSafeMode || isSystemApp(p))) { 5980 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5981 if (ps != null) { 5982 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5983 ps.readUserState(userId), userId); 5984 if (ai != null) { 5985 finalList.add(ai); 5986 } 5987 } 5988 } 5989 } 5990 } 5991 5992 return finalList; 5993 } 5994 5995 @Override 5996 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5997 if (!sUserManager.exists(userId)) return null; 5998 flags = updateFlagsForComponent(flags, userId, name); 5999 // reader 6000 synchronized (mPackages) { 6001 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6002 PackageSetting ps = provider != null 6003 ? mSettings.mPackages.get(provider.owner.packageName) 6004 : null; 6005 return ps != null 6006 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6007 ? PackageParser.generateProviderInfo(provider, flags, 6008 ps.readUserState(userId), userId) 6009 : null; 6010 } 6011 } 6012 6013 /** 6014 * @deprecated 6015 */ 6016 @Deprecated 6017 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6018 // reader 6019 synchronized (mPackages) { 6020 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6021 .entrySet().iterator(); 6022 final int userId = UserHandle.getCallingUserId(); 6023 while (i.hasNext()) { 6024 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6025 PackageParser.Provider p = entry.getValue(); 6026 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6027 6028 if (ps != null && p.syncable 6029 && (!mSafeMode || (p.info.applicationInfo.flags 6030 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6031 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6032 ps.readUserState(userId), userId); 6033 if (info != null) { 6034 outNames.add(entry.getKey()); 6035 outInfo.add(info); 6036 } 6037 } 6038 } 6039 } 6040 } 6041 6042 @Override 6043 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6044 int uid, int flags) { 6045 final int userId = processName != null ? UserHandle.getUserId(uid) 6046 : UserHandle.getCallingUserId(); 6047 if (!sUserManager.exists(userId)) return null; 6048 flags = updateFlagsForComponent(flags, userId, processName); 6049 6050 ArrayList<ProviderInfo> finalList = null; 6051 // reader 6052 synchronized (mPackages) { 6053 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6054 while (i.hasNext()) { 6055 final PackageParser.Provider p = i.next(); 6056 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6057 if (ps != null && p.info.authority != null 6058 && (processName == null 6059 || (p.info.processName.equals(processName) 6060 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6061 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6062 if (finalList == null) { 6063 finalList = new ArrayList<ProviderInfo>(3); 6064 } 6065 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6066 ps.readUserState(userId), userId); 6067 if (info != null) { 6068 finalList.add(info); 6069 } 6070 } 6071 } 6072 } 6073 6074 if (finalList != null) { 6075 Collections.sort(finalList, mProviderInitOrderSorter); 6076 return new ParceledListSlice<ProviderInfo>(finalList); 6077 } 6078 6079 return null; 6080 } 6081 6082 @Override 6083 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6084 // reader 6085 synchronized (mPackages) { 6086 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6087 return PackageParser.generateInstrumentationInfo(i, flags); 6088 } 6089 } 6090 6091 @Override 6092 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6093 int flags) { 6094 ArrayList<InstrumentationInfo> finalList = 6095 new ArrayList<InstrumentationInfo>(); 6096 6097 // reader 6098 synchronized (mPackages) { 6099 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6100 while (i.hasNext()) { 6101 final PackageParser.Instrumentation p = i.next(); 6102 if (targetPackage == null 6103 || targetPackage.equals(p.info.targetPackage)) { 6104 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6105 flags); 6106 if (ii != null) { 6107 finalList.add(ii); 6108 } 6109 } 6110 } 6111 } 6112 6113 return finalList; 6114 } 6115 6116 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6117 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6118 if (overlays == null) { 6119 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6120 return; 6121 } 6122 for (PackageParser.Package opkg : overlays.values()) { 6123 // Not much to do if idmap fails: we already logged the error 6124 // and we certainly don't want to abort installation of pkg simply 6125 // because an overlay didn't fit properly. For these reasons, 6126 // ignore the return value of createIdmapForPackagePairLI. 6127 createIdmapForPackagePairLI(pkg, opkg); 6128 } 6129 } 6130 6131 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6132 PackageParser.Package opkg) { 6133 if (!opkg.mTrustedOverlay) { 6134 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6135 opkg.baseCodePath + ": overlay not trusted"); 6136 return false; 6137 } 6138 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6139 if (overlaySet == null) { 6140 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6141 opkg.baseCodePath + " but target package has no known overlays"); 6142 return false; 6143 } 6144 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6145 // TODO: generate idmap for split APKs 6146 try { 6147 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6148 } catch (InstallerException e) { 6149 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6150 + opkg.baseCodePath); 6151 return false; 6152 } 6153 PackageParser.Package[] overlayArray = 6154 overlaySet.values().toArray(new PackageParser.Package[0]); 6155 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6156 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6157 return p1.mOverlayPriority - p2.mOverlayPriority; 6158 } 6159 }; 6160 Arrays.sort(overlayArray, cmp); 6161 6162 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6163 int i = 0; 6164 for (PackageParser.Package p : overlayArray) { 6165 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6166 } 6167 return true; 6168 } 6169 6170 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6171 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6172 try { 6173 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6174 } finally { 6175 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6176 } 6177 } 6178 6179 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6180 final File[] files = dir.listFiles(); 6181 if (ArrayUtils.isEmpty(files)) { 6182 Log.d(TAG, "No files in app dir " + dir); 6183 return; 6184 } 6185 6186 if (DEBUG_PACKAGE_SCANNING) { 6187 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6188 + " flags=0x" + Integer.toHexString(parseFlags)); 6189 } 6190 6191 for (File file : files) { 6192 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6193 && !PackageInstallerService.isStageName(file.getName()); 6194 if (!isPackage) { 6195 // Ignore entries which are not packages 6196 continue; 6197 } 6198 try { 6199 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6200 scanFlags, currentTime, null); 6201 } catch (PackageManagerException e) { 6202 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6203 6204 // Delete invalid userdata apps 6205 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6206 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6207 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6208 removeCodePathLI(file); 6209 } 6210 } 6211 } 6212 } 6213 6214 private static File getSettingsProblemFile() { 6215 File dataDir = Environment.getDataDirectory(); 6216 File systemDir = new File(dataDir, "system"); 6217 File fname = new File(systemDir, "uiderrors.txt"); 6218 return fname; 6219 } 6220 6221 static void reportSettingsProblem(int priority, String msg) { 6222 logCriticalInfo(priority, msg); 6223 } 6224 6225 static void logCriticalInfo(int priority, String msg) { 6226 Slog.println(priority, TAG, msg); 6227 EventLogTags.writePmCriticalInfo(msg); 6228 try { 6229 File fname = getSettingsProblemFile(); 6230 FileOutputStream out = new FileOutputStream(fname, true); 6231 PrintWriter pw = new FastPrintWriter(out); 6232 SimpleDateFormat formatter = new SimpleDateFormat(); 6233 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6234 pw.println(dateString + ": " + msg); 6235 pw.close(); 6236 FileUtils.setPermissions( 6237 fname.toString(), 6238 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6239 -1, -1); 6240 } catch (java.io.IOException e) { 6241 } 6242 } 6243 6244 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6245 PackageParser.Package pkg, File srcFile, int parseFlags) 6246 throws PackageManagerException { 6247 if (ps != null 6248 && ps.codePath.equals(srcFile) 6249 && ps.timeStamp == srcFile.lastModified() 6250 && !isCompatSignatureUpdateNeeded(pkg) 6251 && !isRecoverSignatureUpdateNeeded(pkg)) { 6252 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6253 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6254 ArraySet<PublicKey> signingKs; 6255 synchronized (mPackages) { 6256 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6257 } 6258 if (ps.signatures.mSignatures != null 6259 && ps.signatures.mSignatures.length != 0 6260 && signingKs != null) { 6261 // Optimization: reuse the existing cached certificates 6262 // if the package appears to be unchanged. 6263 pkg.mSignatures = ps.signatures.mSignatures; 6264 pkg.mSigningKeys = signingKs; 6265 return; 6266 } 6267 6268 Slog.w(TAG, "PackageSetting for " + ps.name 6269 + " is missing signatures. Collecting certs again to recover them."); 6270 } else { 6271 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6272 } 6273 6274 try { 6275 pp.collectCertificates(pkg, parseFlags); 6276 } catch (PackageParserException e) { 6277 throw PackageManagerException.from(e); 6278 } 6279 } 6280 6281 /** 6282 * Traces a package scan. 6283 * @see #scanPackageLI(File, int, int, long, UserHandle) 6284 */ 6285 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6286 long currentTime, UserHandle user) throws PackageManagerException { 6287 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6288 try { 6289 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6290 } finally { 6291 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6292 } 6293 } 6294 6295 /** 6296 * Scans a package and returns the newly parsed package. 6297 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6298 */ 6299 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6300 long currentTime, UserHandle user) throws PackageManagerException { 6301 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6302 parseFlags |= mDefParseFlags; 6303 PackageParser pp = new PackageParser(); 6304 pp.setSeparateProcesses(mSeparateProcesses); 6305 pp.setOnlyCoreApps(mOnlyCore); 6306 pp.setDisplayMetrics(mMetrics); 6307 6308 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6309 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6310 } 6311 6312 final PackageParser.Package pkg; 6313 try { 6314 pkg = pp.parsePackage(scanFile, parseFlags); 6315 } catch (PackageParserException e) { 6316 throw PackageManagerException.from(e); 6317 } 6318 6319 PackageSetting ps = null; 6320 PackageSetting updatedPkg; 6321 // reader 6322 synchronized (mPackages) { 6323 // Look to see if we already know about this package. 6324 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6325 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6326 // This package has been renamed to its original name. Let's 6327 // use that. 6328 ps = mSettings.peekPackageLPr(oldName); 6329 } 6330 // If there was no original package, see one for the real package name. 6331 if (ps == null) { 6332 ps = mSettings.peekPackageLPr(pkg.packageName); 6333 } 6334 // Check to see if this package could be hiding/updating a system 6335 // package. Must look for it either under the original or real 6336 // package name depending on our state. 6337 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6338 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6339 } 6340 boolean updatedPkgBetter = false; 6341 // First check if this is a system package that may involve an update 6342 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6343 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6344 // it needs to drop FLAG_PRIVILEGED. 6345 if (locationIsPrivileged(scanFile)) { 6346 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6347 } else { 6348 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6349 } 6350 6351 if (ps != null && !ps.codePath.equals(scanFile)) { 6352 // The path has changed from what was last scanned... check the 6353 // version of the new path against what we have stored to determine 6354 // what to do. 6355 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6356 if (pkg.mVersionCode <= ps.versionCode) { 6357 // The system package has been updated and the code path does not match 6358 // Ignore entry. Skip it. 6359 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6360 + " ignored: updated version " + ps.versionCode 6361 + " better than this " + pkg.mVersionCode); 6362 if (!updatedPkg.codePath.equals(scanFile)) { 6363 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6364 + ps.name + " changing from " + updatedPkg.codePathString 6365 + " to " + scanFile); 6366 updatedPkg.codePath = scanFile; 6367 updatedPkg.codePathString = scanFile.toString(); 6368 updatedPkg.resourcePath = scanFile; 6369 updatedPkg.resourcePathString = scanFile.toString(); 6370 } 6371 updatedPkg.pkg = pkg; 6372 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6373 "Package " + ps.name + " at " + scanFile 6374 + " ignored: updated version " + ps.versionCode 6375 + " better than this " + pkg.mVersionCode); 6376 } else { 6377 // The current app on the system partition is better than 6378 // what we have updated to on the data partition; switch 6379 // back to the system partition version. 6380 // At this point, its safely assumed that package installation for 6381 // apps in system partition will go through. If not there won't be a working 6382 // version of the app 6383 // writer 6384 synchronized (mPackages) { 6385 // Just remove the loaded entries from package lists. 6386 mPackages.remove(ps.name); 6387 } 6388 6389 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6390 + " reverting from " + ps.codePathString 6391 + ": new version " + pkg.mVersionCode 6392 + " better than installed " + ps.versionCode); 6393 6394 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6395 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6396 synchronized (mInstallLock) { 6397 args.cleanUpResourcesLI(); 6398 } 6399 synchronized (mPackages) { 6400 mSettings.enableSystemPackageLPw(ps.name); 6401 } 6402 updatedPkgBetter = true; 6403 } 6404 } 6405 } 6406 6407 if (updatedPkg != null) { 6408 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6409 // initially 6410 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6411 6412 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6413 // flag set initially 6414 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6415 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6416 } 6417 } 6418 6419 // Verify certificates against what was last scanned 6420 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6421 6422 /* 6423 * A new system app appeared, but we already had a non-system one of the 6424 * same name installed earlier. 6425 */ 6426 boolean shouldHideSystemApp = false; 6427 if (updatedPkg == null && ps != null 6428 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6429 /* 6430 * Check to make sure the signatures match first. If they don't, 6431 * wipe the installed application and its data. 6432 */ 6433 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6434 != PackageManager.SIGNATURE_MATCH) { 6435 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6436 + " signatures don't match existing userdata copy; removing"); 6437 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6438 ps = null; 6439 } else { 6440 /* 6441 * If the newly-added system app is an older version than the 6442 * already installed version, hide it. It will be scanned later 6443 * and re-added like an update. 6444 */ 6445 if (pkg.mVersionCode <= ps.versionCode) { 6446 shouldHideSystemApp = true; 6447 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6448 + " but new version " + pkg.mVersionCode + " better than installed " 6449 + ps.versionCode + "; hiding system"); 6450 } else { 6451 /* 6452 * The newly found system app is a newer version that the 6453 * one previously installed. Simply remove the 6454 * already-installed application and replace it with our own 6455 * while keeping the application data. 6456 */ 6457 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6458 + " reverting from " + ps.codePathString + ": new version " 6459 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6460 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6461 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6462 synchronized (mInstallLock) { 6463 args.cleanUpResourcesLI(); 6464 } 6465 } 6466 } 6467 } 6468 6469 // The apk is forward locked (not public) if its code and resources 6470 // are kept in different files. (except for app in either system or 6471 // vendor path). 6472 // TODO grab this value from PackageSettings 6473 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6474 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6475 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6476 } 6477 } 6478 6479 // TODO: extend to support forward-locked splits 6480 String resourcePath = null; 6481 String baseResourcePath = null; 6482 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6483 if (ps != null && ps.resourcePathString != null) { 6484 resourcePath = ps.resourcePathString; 6485 baseResourcePath = ps.resourcePathString; 6486 } else { 6487 // Should not happen at all. Just log an error. 6488 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 6489 } 6490 } else { 6491 resourcePath = pkg.codePath; 6492 baseResourcePath = pkg.baseCodePath; 6493 } 6494 6495 // Set application objects path explicitly. 6496 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6497 pkg.applicationInfo.setCodePath(pkg.codePath); 6498 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6499 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6500 pkg.applicationInfo.setResourcePath(resourcePath); 6501 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6502 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6503 6504 // Note that we invoke the following method only if we are about to unpack an application 6505 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6506 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6507 6508 /* 6509 * If the system app should be overridden by a previously installed 6510 * data, hide the system app now and let the /data/app scan pick it up 6511 * again. 6512 */ 6513 if (shouldHideSystemApp) { 6514 synchronized (mPackages) { 6515 mSettings.disableSystemPackageLPw(pkg.packageName); 6516 } 6517 } 6518 6519 return scannedPkg; 6520 } 6521 6522 private static String fixProcessName(String defProcessName, 6523 String processName, int uid) { 6524 if (processName == null) { 6525 return defProcessName; 6526 } 6527 return processName; 6528 } 6529 6530 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6531 throws PackageManagerException { 6532 if (pkgSetting.signatures.mSignatures != null) { 6533 // Already existing package. Make sure signatures match 6534 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6535 == PackageManager.SIGNATURE_MATCH; 6536 if (!match) { 6537 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6538 == PackageManager.SIGNATURE_MATCH; 6539 } 6540 if (!match) { 6541 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6542 == PackageManager.SIGNATURE_MATCH; 6543 } 6544 if (!match) { 6545 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6546 + pkg.packageName + " signatures do not match the " 6547 + "previously installed version; ignoring!"); 6548 } 6549 } 6550 6551 // Check for shared user signatures 6552 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6553 // Already existing package. Make sure signatures match 6554 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6555 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6556 if (!match) { 6557 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6558 == PackageManager.SIGNATURE_MATCH; 6559 } 6560 if (!match) { 6561 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6562 == PackageManager.SIGNATURE_MATCH; 6563 } 6564 if (!match) { 6565 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6566 "Package " + pkg.packageName 6567 + " has no signatures that match those in shared user " 6568 + pkgSetting.sharedUser.name + "; ignoring!"); 6569 } 6570 } 6571 } 6572 6573 /** 6574 * Enforces that only the system UID or root's UID can call a method exposed 6575 * via Binder. 6576 * 6577 * @param message used as message if SecurityException is thrown 6578 * @throws SecurityException if the caller is not system or root 6579 */ 6580 private static final void enforceSystemOrRoot(String message) { 6581 final int uid = Binder.getCallingUid(); 6582 if (uid != Process.SYSTEM_UID && uid != 0) { 6583 throw new SecurityException(message); 6584 } 6585 } 6586 6587 @Override 6588 public void performFstrimIfNeeded() { 6589 enforceSystemOrRoot("Only the system can request fstrim"); 6590 6591 // Before everything else, see whether we need to fstrim. 6592 try { 6593 IMountService ms = PackageHelper.getMountService(); 6594 if (ms != null) { 6595 final boolean isUpgrade = isUpgrade(); 6596 boolean doTrim = isUpgrade; 6597 if (doTrim) { 6598 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6599 } else { 6600 final long interval = android.provider.Settings.Global.getLong( 6601 mContext.getContentResolver(), 6602 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6603 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6604 if (interval > 0) { 6605 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6606 if (timeSinceLast > interval) { 6607 doTrim = true; 6608 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6609 + "; running immediately"); 6610 } 6611 } 6612 } 6613 if (doTrim) { 6614 if (!isFirstBoot()) { 6615 try { 6616 ActivityManagerNative.getDefault().showBootMessage( 6617 mContext.getResources().getString( 6618 R.string.android_upgrading_fstrim), true); 6619 } catch (RemoteException e) { 6620 } 6621 } 6622 ms.runMaintenance(); 6623 } 6624 } else { 6625 Slog.e(TAG, "Mount service unavailable!"); 6626 } 6627 } catch (RemoteException e) { 6628 // Can't happen; MountService is local 6629 } 6630 } 6631 6632 @Override 6633 public void extractPackagesIfNeeded() { 6634 enforceSystemOrRoot("Only the system can request package extraction"); 6635 6636 // Extract pacakges only if profile-guided compilation is enabled because 6637 // otherwise BackgroundDexOptService will not dexopt them later. 6638 if (mUseJitProfiles) { 6639 ArraySet<String> pkgs = getOptimizablePackages(); 6640 if (pkgs != null) { 6641 for (String pkg : pkgs) { 6642 performDexOpt(pkg, null /* instructionSet */, false /* useProfiles */, 6643 true /* extractOnly */); 6644 } 6645 } 6646 } 6647 } 6648 6649 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6650 List<ResolveInfo> ris = null; 6651 try { 6652 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6653 intent, null, 0, userId); 6654 } catch (RemoteException e) { 6655 } 6656 ArraySet<String> pkgNames = new ArraySet<String>(); 6657 if (ris != null) { 6658 for (ResolveInfo ri : ris) { 6659 pkgNames.add(ri.activityInfo.packageName); 6660 } 6661 } 6662 return pkgNames; 6663 } 6664 6665 @Override 6666 public void notifyPackageUse(String packageName) { 6667 synchronized (mPackages) { 6668 PackageParser.Package p = mPackages.get(packageName); 6669 if (p == null) { 6670 return; 6671 } 6672 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6673 } 6674 } 6675 6676 // TODO: this is not used nor needed. Delete it. 6677 @Override 6678 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6679 return performDexOptTraced(packageName, instructionSet, false /* useProfiles */, 6680 false /* extractOnly */); 6681 } 6682 6683 public boolean performDexOpt(String packageName, String instructionSet, boolean useProfiles, 6684 boolean extractOnly) { 6685 return performDexOptTraced(packageName, instructionSet, useProfiles, extractOnly); 6686 } 6687 6688 private boolean performDexOptTraced(String packageName, String instructionSet, 6689 boolean useProfiles, boolean extractOnly) { 6690 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6691 try { 6692 return performDexOptInternal(packageName, instructionSet, useProfiles, extractOnly); 6693 } finally { 6694 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6695 } 6696 } 6697 6698 private boolean performDexOptInternal(String packageName, String instructionSet, 6699 boolean useProfiles, boolean extractOnly) { 6700 PackageParser.Package p; 6701 final String targetInstructionSet; 6702 synchronized (mPackages) { 6703 p = mPackages.get(packageName); 6704 if (p == null) { 6705 return false; 6706 } 6707 mPackageUsage.write(false); 6708 6709 targetInstructionSet = instructionSet != null ? instructionSet : 6710 getPrimaryInstructionSet(p.applicationInfo); 6711 if (!useProfiles && p.mDexOptPerformed.contains(targetInstructionSet)) { 6712 // Skip only if we do not use profiles since they might trigger a recompilation. 6713 return false; 6714 } 6715 } 6716 long callingId = Binder.clearCallingIdentity(); 6717 try { 6718 synchronized (mInstallLock) { 6719 final String[] instructionSets = new String[] { targetInstructionSet }; 6720 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6721 true /* inclDependencies */, useProfiles, extractOnly); 6722 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6723 } 6724 } finally { 6725 Binder.restoreCallingIdentity(callingId); 6726 } 6727 } 6728 6729 public ArraySet<String> getOptimizablePackages() { 6730 ArraySet<String> pkgs = new ArraySet<String>(); 6731 synchronized (mPackages) { 6732 for (PackageParser.Package p : mPackages.values()) { 6733 if (PackageDexOptimizer.canOptimizePackage(p)) { 6734 pkgs.add(p.packageName); 6735 } 6736 } 6737 } 6738 return pkgs; 6739 } 6740 6741 public void shutdown() { 6742 mPackageUsage.write(true); 6743 } 6744 6745 @Override 6746 public void forceDexOpt(String packageName) { 6747 enforceSystemOrRoot("forceDexOpt"); 6748 6749 PackageParser.Package pkg; 6750 synchronized (mPackages) { 6751 pkg = mPackages.get(packageName); 6752 if (pkg == null) { 6753 throw new IllegalArgumentException("Unknown package: " + packageName); 6754 } 6755 } 6756 6757 synchronized (mInstallLock) { 6758 final String[] instructionSets = new String[] { 6759 getPrimaryInstructionSet(pkg.applicationInfo) }; 6760 6761 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6762 6763 // Whoever is calling forceDexOpt wants a fully compiled package. 6764 // Don't use profiles since that may cause compilation to be skipped. 6765 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6766 true /* inclDependencies */, false /* useProfiles */, 6767 false /* extractOnly */); 6768 6769 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6770 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6771 throw new IllegalStateException("Failed to dexopt: " + res); 6772 } 6773 } 6774 } 6775 6776 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6777 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6778 Slog.w(TAG, "Unable to update from " + oldPkg.name 6779 + " to " + newPkg.packageName 6780 + ": old package not in system partition"); 6781 return false; 6782 } else if (mPackages.get(oldPkg.name) != null) { 6783 Slog.w(TAG, "Unable to update from " + oldPkg.name 6784 + " to " + newPkg.packageName 6785 + ": old package still exists"); 6786 return false; 6787 } 6788 return true; 6789 } 6790 6791 private boolean removeDataDirsLI(String volumeUuid, String packageName) { 6792 // TODO: triage flags as part of 26466827 6793 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 6794 6795 boolean res = true; 6796 final int[] users = sUserManager.getUserIds(); 6797 for (int user : users) { 6798 try { 6799 mInstaller.destroyAppData(volumeUuid, packageName, user, flags); 6800 } catch (InstallerException e) { 6801 Slog.w(TAG, "Failed to delete data directory", e); 6802 res = false; 6803 } 6804 } 6805 return res; 6806 } 6807 6808 void removeCodePathLI(File codePath) { 6809 if (codePath.isDirectory()) { 6810 try { 6811 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 6812 } catch (InstallerException e) { 6813 Slog.w(TAG, "Failed to remove code path", e); 6814 } 6815 } else { 6816 codePath.delete(); 6817 } 6818 } 6819 6820 void destroyAppDataLI(String volumeUuid, String packageName, int userId, int flags) { 6821 try { 6822 mInstaller.destroyAppData(volumeUuid, packageName, userId, flags); 6823 } catch (InstallerException e) { 6824 Slog.w(TAG, "Failed to destroy app data", e); 6825 } 6826 } 6827 6828 void restoreconAppDataLI(String volumeUuid, String packageName, int userId, int flags, 6829 int appId, String seinfo) { 6830 try { 6831 mInstaller.restoreconAppData(volumeUuid, packageName, userId, flags, appId, seinfo); 6832 } catch (InstallerException e) { 6833 Slog.e(TAG, "Failed to restorecon for " + packageName + ": " + e); 6834 } 6835 } 6836 6837 private void deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6838 // TODO: triage flags as part of 26466827 6839 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 6840 6841 final int[] users = sUserManager.getUserIds(); 6842 for (int user : users) { 6843 try { 6844 mInstaller.clearAppData(volumeUuid, packageName, user, 6845 flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 6846 } catch (InstallerException e) { 6847 Slog.w(TAG, "Failed to delete code cache directory", e); 6848 } 6849 } 6850 } 6851 6852 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6853 PackageParser.Package changingLib) { 6854 if (file.path != null) { 6855 usesLibraryFiles.add(file.path); 6856 return; 6857 } 6858 PackageParser.Package p = mPackages.get(file.apk); 6859 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6860 // If we are doing this while in the middle of updating a library apk, 6861 // then we need to make sure to use that new apk for determining the 6862 // dependencies here. (We haven't yet finished committing the new apk 6863 // to the package manager state.) 6864 if (p == null || p.packageName.equals(changingLib.packageName)) { 6865 p = changingLib; 6866 } 6867 } 6868 if (p != null) { 6869 usesLibraryFiles.addAll(p.getAllCodePaths()); 6870 } 6871 } 6872 6873 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6874 PackageParser.Package changingLib) throws PackageManagerException { 6875 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6876 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6877 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6878 for (int i=0; i<N; i++) { 6879 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6880 if (file == null) { 6881 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6882 "Package " + pkg.packageName + " requires unavailable shared library " 6883 + pkg.usesLibraries.get(i) + "; failing!"); 6884 } 6885 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6886 } 6887 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6888 for (int i=0; i<N; i++) { 6889 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6890 if (file == null) { 6891 Slog.w(TAG, "Package " + pkg.packageName 6892 + " desires unavailable shared library " 6893 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6894 } else { 6895 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6896 } 6897 } 6898 N = usesLibraryFiles.size(); 6899 if (N > 0) { 6900 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6901 } else { 6902 pkg.usesLibraryFiles = null; 6903 } 6904 } 6905 } 6906 6907 private static boolean hasString(List<String> list, List<String> which) { 6908 if (list == null) { 6909 return false; 6910 } 6911 for (int i=list.size()-1; i>=0; i--) { 6912 for (int j=which.size()-1; j>=0; j--) { 6913 if (which.get(j).equals(list.get(i))) { 6914 return true; 6915 } 6916 } 6917 } 6918 return false; 6919 } 6920 6921 private void updateAllSharedLibrariesLPw() { 6922 for (PackageParser.Package pkg : mPackages.values()) { 6923 try { 6924 updateSharedLibrariesLPw(pkg, null); 6925 } catch (PackageManagerException e) { 6926 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6927 } 6928 } 6929 } 6930 6931 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6932 PackageParser.Package changingPkg) { 6933 ArrayList<PackageParser.Package> res = null; 6934 for (PackageParser.Package pkg : mPackages.values()) { 6935 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6936 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6937 if (res == null) { 6938 res = new ArrayList<PackageParser.Package>(); 6939 } 6940 res.add(pkg); 6941 try { 6942 updateSharedLibrariesLPw(pkg, changingPkg); 6943 } catch (PackageManagerException e) { 6944 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6945 } 6946 } 6947 } 6948 return res; 6949 } 6950 6951 /** 6952 * Derive the value of the {@code cpuAbiOverride} based on the provided 6953 * value and an optional stored value from the package settings. 6954 */ 6955 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6956 String cpuAbiOverride = null; 6957 6958 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6959 cpuAbiOverride = null; 6960 } else if (abiOverride != null) { 6961 cpuAbiOverride = abiOverride; 6962 } else if (settings != null) { 6963 cpuAbiOverride = settings.cpuAbiOverrideString; 6964 } 6965 6966 return cpuAbiOverride; 6967 } 6968 6969 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6970 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6971 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6972 try { 6973 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6974 } finally { 6975 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6976 } 6977 } 6978 6979 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6980 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6981 boolean success = false; 6982 try { 6983 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6984 currentTime, user); 6985 success = true; 6986 return res; 6987 } finally { 6988 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6989 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6990 } 6991 } 6992 } 6993 6994 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6995 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6996 final File scanFile = new File(pkg.codePath); 6997 if (pkg.applicationInfo.getCodePath() == null || 6998 pkg.applicationInfo.getResourcePath() == null) { 6999 // Bail out. The resource and code paths haven't been set. 7000 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7001 "Code and resource paths haven't been set correctly"); 7002 } 7003 7004 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 7005 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 7006 } else { 7007 // Only allow system apps to be flagged as core apps. 7008 pkg.coreApp = false; 7009 } 7010 7011 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 7012 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7013 } 7014 7015 if (mCustomResolverComponentName != null && 7016 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 7017 setUpCustomResolverActivity(pkg); 7018 } 7019 7020 if (pkg.packageName.equals("android")) { 7021 synchronized (mPackages) { 7022 if (mAndroidApplication != null) { 7023 Slog.w(TAG, "*************************************************"); 7024 Slog.w(TAG, "Core android package being redefined. Skipping."); 7025 Slog.w(TAG, " file=" + scanFile); 7026 Slog.w(TAG, "*************************************************"); 7027 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7028 "Core android package being redefined. Skipping."); 7029 } 7030 7031 // Set up information for our fall-back user intent resolution activity. 7032 mPlatformPackage = pkg; 7033 pkg.mVersionCode = mSdkVersion; 7034 mAndroidApplication = pkg.applicationInfo; 7035 7036 if (!mResolverReplaced) { 7037 mResolveActivity.applicationInfo = mAndroidApplication; 7038 mResolveActivity.name = ResolverActivity.class.getName(); 7039 mResolveActivity.packageName = mAndroidApplication.packageName; 7040 mResolveActivity.processName = "system:ui"; 7041 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7042 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 7043 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 7044 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 7045 mResolveActivity.exported = true; 7046 mResolveActivity.enabled = true; 7047 mResolveInfo.activityInfo = mResolveActivity; 7048 mResolveInfo.priority = 0; 7049 mResolveInfo.preferredOrder = 0; 7050 mResolveInfo.match = 0; 7051 mResolveComponentName = new ComponentName( 7052 mAndroidApplication.packageName, mResolveActivity.name); 7053 } 7054 } 7055 } 7056 7057 if (DEBUG_PACKAGE_SCANNING) { 7058 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7059 Log.d(TAG, "Scanning package " + pkg.packageName); 7060 } 7061 7062 if (mPackages.containsKey(pkg.packageName) 7063 || mSharedLibraries.containsKey(pkg.packageName)) { 7064 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7065 "Application package " + pkg.packageName 7066 + " already installed. Skipping duplicate."); 7067 } 7068 7069 // If we're only installing presumed-existing packages, require that the 7070 // scanned APK is both already known and at the path previously established 7071 // for it. Previously unknown packages we pick up normally, but if we have an 7072 // a priori expectation about this package's install presence, enforce it. 7073 // With a singular exception for new system packages. When an OTA contains 7074 // a new system package, we allow the codepath to change from a system location 7075 // to the user-installed location. If we don't allow this change, any newer, 7076 // user-installed version of the application will be ignored. 7077 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 7078 if (mExpectingBetter.containsKey(pkg.packageName)) { 7079 logCriticalInfo(Log.WARN, 7080 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 7081 } else { 7082 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 7083 if (known != null) { 7084 if (DEBUG_PACKAGE_SCANNING) { 7085 Log.d(TAG, "Examining " + pkg.codePath 7086 + " and requiring known paths " + known.codePathString 7087 + " & " + known.resourcePathString); 7088 } 7089 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 7090 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 7091 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 7092 "Application package " + pkg.packageName 7093 + " found at " + pkg.applicationInfo.getCodePath() 7094 + " but expected at " + known.codePathString + "; ignoring."); 7095 } 7096 } 7097 } 7098 } 7099 7100 // Initialize package source and resource directories 7101 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 7102 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 7103 7104 SharedUserSetting suid = null; 7105 PackageSetting pkgSetting = null; 7106 7107 if (!isSystemApp(pkg)) { 7108 // Only system apps can use these features. 7109 pkg.mOriginalPackages = null; 7110 pkg.mRealPackage = null; 7111 pkg.mAdoptPermissions = null; 7112 } 7113 7114 // writer 7115 synchronized (mPackages) { 7116 if (pkg.mSharedUserId != null) { 7117 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7118 if (suid == null) { 7119 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7120 "Creating application package " + pkg.packageName 7121 + " for shared user failed"); 7122 } 7123 if (DEBUG_PACKAGE_SCANNING) { 7124 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7125 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7126 + "): packages=" + suid.packages); 7127 } 7128 } 7129 7130 // Check if we are renaming from an original package name. 7131 PackageSetting origPackage = null; 7132 String realName = null; 7133 if (pkg.mOriginalPackages != null) { 7134 // This package may need to be renamed to a previously 7135 // installed name. Let's check on that... 7136 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7137 if (pkg.mOriginalPackages.contains(renamed)) { 7138 // This package had originally been installed as the 7139 // original name, and we have already taken care of 7140 // transitioning to the new one. Just update the new 7141 // one to continue using the old name. 7142 realName = pkg.mRealPackage; 7143 if (!pkg.packageName.equals(renamed)) { 7144 // Callers into this function may have already taken 7145 // care of renaming the package; only do it here if 7146 // it is not already done. 7147 pkg.setPackageName(renamed); 7148 } 7149 7150 } else { 7151 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7152 if ((origPackage = mSettings.peekPackageLPr( 7153 pkg.mOriginalPackages.get(i))) != null) { 7154 // We do have the package already installed under its 7155 // original name... should we use it? 7156 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7157 // New package is not compatible with original. 7158 origPackage = null; 7159 continue; 7160 } else if (origPackage.sharedUser != null) { 7161 // Make sure uid is compatible between packages. 7162 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7163 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7164 + " to " + pkg.packageName + ": old uid " 7165 + origPackage.sharedUser.name 7166 + " differs from " + pkg.mSharedUserId); 7167 origPackage = null; 7168 continue; 7169 } 7170 } else { 7171 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7172 + pkg.packageName + " to old name " + origPackage.name); 7173 } 7174 break; 7175 } 7176 } 7177 } 7178 } 7179 7180 if (mTransferedPackages.contains(pkg.packageName)) { 7181 Slog.w(TAG, "Package " + pkg.packageName 7182 + " was transferred to another, but its .apk remains"); 7183 } 7184 7185 // Just create the setting, don't add it yet. For already existing packages 7186 // the PkgSetting exists already and doesn't have to be created. 7187 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7188 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7189 pkg.applicationInfo.primaryCpuAbi, 7190 pkg.applicationInfo.secondaryCpuAbi, 7191 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7192 user, false); 7193 if (pkgSetting == null) { 7194 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7195 "Creating application package " + pkg.packageName + " failed"); 7196 } 7197 7198 if (pkgSetting.origPackage != null) { 7199 // If we are first transitioning from an original package, 7200 // fix up the new package's name now. We need to do this after 7201 // looking up the package under its new name, so getPackageLP 7202 // can take care of fiddling things correctly. 7203 pkg.setPackageName(origPackage.name); 7204 7205 // File a report about this. 7206 String msg = "New package " + pkgSetting.realName 7207 + " renamed to replace old package " + pkgSetting.name; 7208 reportSettingsProblem(Log.WARN, msg); 7209 7210 // Make a note of it. 7211 mTransferedPackages.add(origPackage.name); 7212 7213 // No longer need to retain this. 7214 pkgSetting.origPackage = null; 7215 } 7216 7217 if (realName != null) { 7218 // Make a note of it. 7219 mTransferedPackages.add(pkg.packageName); 7220 } 7221 7222 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7223 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7224 } 7225 7226 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7227 // Check all shared libraries and map to their actual file path. 7228 // We only do this here for apps not on a system dir, because those 7229 // are the only ones that can fail an install due to this. We 7230 // will take care of the system apps by updating all of their 7231 // library paths after the scan is done. 7232 updateSharedLibrariesLPw(pkg, null); 7233 } 7234 7235 if (mFoundPolicyFile) { 7236 SELinuxMMAC.assignSeinfoValue(pkg); 7237 } 7238 7239 pkg.applicationInfo.uid = pkgSetting.appId; 7240 pkg.mExtras = pkgSetting; 7241 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7242 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7243 // We just determined the app is signed correctly, so bring 7244 // over the latest parsed certs. 7245 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7246 } else { 7247 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7248 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7249 "Package " + pkg.packageName + " upgrade keys do not match the " 7250 + "previously installed version"); 7251 } else { 7252 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7253 String msg = "System package " + pkg.packageName 7254 + " signature changed; retaining data."; 7255 reportSettingsProblem(Log.WARN, msg); 7256 } 7257 } 7258 } else { 7259 try { 7260 verifySignaturesLP(pkgSetting, pkg); 7261 // We just determined the app is signed correctly, so bring 7262 // over the latest parsed certs. 7263 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7264 } catch (PackageManagerException e) { 7265 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7266 throw e; 7267 } 7268 // The signature has changed, but this package is in the system 7269 // image... let's recover! 7270 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7271 // However... if this package is part of a shared user, but it 7272 // doesn't match the signature of the shared user, let's fail. 7273 // What this means is that you can't change the signatures 7274 // associated with an overall shared user, which doesn't seem all 7275 // that unreasonable. 7276 if (pkgSetting.sharedUser != null) { 7277 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7278 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7279 throw new PackageManagerException( 7280 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7281 "Signature mismatch for shared user: " 7282 + pkgSetting.sharedUser); 7283 } 7284 } 7285 // File a report about this. 7286 String msg = "System package " + pkg.packageName 7287 + " signature changed; retaining data."; 7288 reportSettingsProblem(Log.WARN, msg); 7289 } 7290 } 7291 // Verify that this new package doesn't have any content providers 7292 // that conflict with existing packages. Only do this if the 7293 // package isn't already installed, since we don't want to break 7294 // things that are installed. 7295 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7296 final int N = pkg.providers.size(); 7297 int i; 7298 for (i=0; i<N; i++) { 7299 PackageParser.Provider p = pkg.providers.get(i); 7300 if (p.info.authority != null) { 7301 String names[] = p.info.authority.split(";"); 7302 for (int j = 0; j < names.length; j++) { 7303 if (mProvidersByAuthority.containsKey(names[j])) { 7304 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7305 final String otherPackageName = 7306 ((other != null && other.getComponentName() != null) ? 7307 other.getComponentName().getPackageName() : "?"); 7308 throw new PackageManagerException( 7309 INSTALL_FAILED_CONFLICTING_PROVIDER, 7310 "Can't install because provider name " + names[j] 7311 + " (in package " + pkg.applicationInfo.packageName 7312 + ") is already used by " + otherPackageName); 7313 } 7314 } 7315 } 7316 } 7317 } 7318 7319 if (pkg.mAdoptPermissions != null) { 7320 // This package wants to adopt ownership of permissions from 7321 // another package. 7322 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7323 final String origName = pkg.mAdoptPermissions.get(i); 7324 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7325 if (orig != null) { 7326 if (verifyPackageUpdateLPr(orig, pkg)) { 7327 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7328 + pkg.packageName); 7329 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7330 } 7331 } 7332 } 7333 } 7334 } 7335 7336 final String pkgName = pkg.packageName; 7337 7338 final long scanFileTime = scanFile.lastModified(); 7339 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7340 pkg.applicationInfo.processName = fixProcessName( 7341 pkg.applicationInfo.packageName, 7342 pkg.applicationInfo.processName, 7343 pkg.applicationInfo.uid); 7344 7345 if (pkg != mPlatformPackage) { 7346 // Get all of our default paths setup 7347 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7348 } 7349 7350 final String path = scanFile.getPath(); 7351 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7352 7353 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7354 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7355 7356 // Some system apps still use directory structure for native libraries 7357 // in which case we might end up not detecting abi solely based on apk 7358 // structure. Try to detect abi based on directory structure. 7359 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7360 pkg.applicationInfo.primaryCpuAbi == null) { 7361 setBundledAppAbisAndRoots(pkg, pkgSetting); 7362 setNativeLibraryPaths(pkg); 7363 } 7364 7365 } else { 7366 if ((scanFlags & SCAN_MOVE) != 0) { 7367 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7368 // but we already have this packages package info in the PackageSetting. We just 7369 // use that and derive the native library path based on the new codepath. 7370 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7371 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7372 } 7373 7374 // Set native library paths again. For moves, the path will be updated based on the 7375 // ABIs we've determined above. For non-moves, the path will be updated based on the 7376 // ABIs we determined during compilation, but the path will depend on the final 7377 // package path (after the rename away from the stage path). 7378 setNativeLibraryPaths(pkg); 7379 } 7380 7381 // This is a special case for the "system" package, where the ABI is 7382 // dictated by the zygote configuration (and init.rc). We should keep track 7383 // of this ABI so that we can deal with "normal" applications that run under 7384 // the same UID correctly. 7385 if (mPlatformPackage == pkg) { 7386 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7387 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7388 } 7389 7390 // If there's a mismatch between the abi-override in the package setting 7391 // and the abiOverride specified for the install. Warn about this because we 7392 // would've already compiled the app without taking the package setting into 7393 // account. 7394 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7395 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7396 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7397 " for package " + pkg.packageName); 7398 } 7399 } 7400 7401 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7402 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7403 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7404 7405 // Copy the derived override back to the parsed package, so that we can 7406 // update the package settings accordingly. 7407 pkg.cpuAbiOverride = cpuAbiOverride; 7408 7409 if (DEBUG_ABI_SELECTION) { 7410 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7411 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7412 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7413 } 7414 7415 // Push the derived path down into PackageSettings so we know what to 7416 // clean up at uninstall time. 7417 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7418 7419 if (DEBUG_ABI_SELECTION) { 7420 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7421 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7422 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7423 } 7424 7425 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7426 // We don't do this here during boot because we can do it all 7427 // at once after scanning all existing packages. 7428 // 7429 // We also do this *before* we perform dexopt on this package, so that 7430 // we can avoid redundant dexopts, and also to make sure we've got the 7431 // code and package path correct. 7432 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7433 pkg, true /* boot complete */); 7434 } 7435 7436 if (mFactoryTest && pkg.requestedPermissions.contains( 7437 android.Manifest.permission.FACTORY_TEST)) { 7438 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7439 } 7440 7441 ArrayList<PackageParser.Package> clientLibPkgs = null; 7442 7443 // writer 7444 synchronized (mPackages) { 7445 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7446 // Only system apps can add new shared libraries. 7447 if (pkg.libraryNames != null) { 7448 for (int i=0; i<pkg.libraryNames.size(); i++) { 7449 String name = pkg.libraryNames.get(i); 7450 boolean allowed = false; 7451 if (pkg.isUpdatedSystemApp()) { 7452 // New library entries can only be added through the 7453 // system image. This is important to get rid of a lot 7454 // of nasty edge cases: for example if we allowed a non- 7455 // system update of the app to add a library, then uninstalling 7456 // the update would make the library go away, and assumptions 7457 // we made such as through app install filtering would now 7458 // have allowed apps on the device which aren't compatible 7459 // with it. Better to just have the restriction here, be 7460 // conservative, and create many fewer cases that can negatively 7461 // impact the user experience. 7462 final PackageSetting sysPs = mSettings 7463 .getDisabledSystemPkgLPr(pkg.packageName); 7464 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7465 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7466 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7467 allowed = true; 7468 break; 7469 } 7470 } 7471 } 7472 } else { 7473 allowed = true; 7474 } 7475 if (allowed) { 7476 if (!mSharedLibraries.containsKey(name)) { 7477 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7478 } else if (!name.equals(pkg.packageName)) { 7479 Slog.w(TAG, "Package " + pkg.packageName + " library " 7480 + name + " already exists; skipping"); 7481 } 7482 } else { 7483 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7484 + name + " that is not declared on system image; skipping"); 7485 } 7486 } 7487 if ((scanFlags & SCAN_BOOTING) == 0) { 7488 // If we are not booting, we need to update any applications 7489 // that are clients of our shared library. If we are booting, 7490 // this will all be done once the scan is complete. 7491 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7492 } 7493 } 7494 } 7495 } 7496 7497 // Request the ActivityManager to kill the process(only for existing packages) 7498 // so that we do not end up in a confused state while the user is still using the older 7499 // version of the application while the new one gets installed. 7500 if ((scanFlags & SCAN_REPLACING) != 0) { 7501 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7502 7503 killApplication(pkg.applicationInfo.packageName, 7504 pkg.applicationInfo.uid, "replace pkg"); 7505 7506 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7507 } 7508 7509 // Also need to kill any apps that are dependent on the library. 7510 if (clientLibPkgs != null) { 7511 for (int i=0; i<clientLibPkgs.size(); i++) { 7512 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7513 killApplication(clientPkg.applicationInfo.packageName, 7514 clientPkg.applicationInfo.uid, "update lib"); 7515 } 7516 } 7517 7518 // Make sure we're not adding any bogus keyset info 7519 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7520 ksms.assertScannedPackageValid(pkg); 7521 7522 // writer 7523 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7524 7525 boolean createIdmapFailed = false; 7526 synchronized (mPackages) { 7527 // We don't expect installation to fail beyond this point 7528 7529 // Add the new setting to mSettings 7530 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7531 // Add the new setting to mPackages 7532 mPackages.put(pkg.applicationInfo.packageName, pkg); 7533 // Make sure we don't accidentally delete its data. 7534 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7535 while (iter.hasNext()) { 7536 PackageCleanItem item = iter.next(); 7537 if (pkgName.equals(item.packageName)) { 7538 iter.remove(); 7539 } 7540 } 7541 7542 // Take care of first install / last update times. 7543 if (currentTime != 0) { 7544 if (pkgSetting.firstInstallTime == 0) { 7545 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7546 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7547 pkgSetting.lastUpdateTime = currentTime; 7548 } 7549 } else if (pkgSetting.firstInstallTime == 0) { 7550 // We need *something*. Take time time stamp of the file. 7551 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7552 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7553 if (scanFileTime != pkgSetting.timeStamp) { 7554 // A package on the system image has changed; consider this 7555 // to be an update. 7556 pkgSetting.lastUpdateTime = scanFileTime; 7557 } 7558 } 7559 7560 // Add the package's KeySets to the global KeySetManagerService 7561 ksms.addScannedPackageLPw(pkg); 7562 7563 int N = pkg.providers.size(); 7564 StringBuilder r = null; 7565 int i; 7566 for (i=0; i<N; i++) { 7567 PackageParser.Provider p = pkg.providers.get(i); 7568 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7569 p.info.processName, pkg.applicationInfo.uid); 7570 mProviders.addProvider(p); 7571 p.syncable = p.info.isSyncable; 7572 if (p.info.authority != null) { 7573 String names[] = p.info.authority.split(";"); 7574 p.info.authority = null; 7575 for (int j = 0; j < names.length; j++) { 7576 if (j == 1 && p.syncable) { 7577 // We only want the first authority for a provider to possibly be 7578 // syncable, so if we already added this provider using a different 7579 // authority clear the syncable flag. We copy the provider before 7580 // changing it because the mProviders object contains a reference 7581 // to a provider that we don't want to change. 7582 // Only do this for the second authority since the resulting provider 7583 // object can be the same for all future authorities for this provider. 7584 p = new PackageParser.Provider(p); 7585 p.syncable = false; 7586 } 7587 if (!mProvidersByAuthority.containsKey(names[j])) { 7588 mProvidersByAuthority.put(names[j], p); 7589 if (p.info.authority == null) { 7590 p.info.authority = names[j]; 7591 } else { 7592 p.info.authority = p.info.authority + ";" + names[j]; 7593 } 7594 if (DEBUG_PACKAGE_SCANNING) { 7595 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7596 Log.d(TAG, "Registered content provider: " + names[j] 7597 + ", className = " + p.info.name + ", isSyncable = " 7598 + p.info.isSyncable); 7599 } 7600 } else { 7601 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7602 Slog.w(TAG, "Skipping provider name " + names[j] + 7603 " (in package " + pkg.applicationInfo.packageName + 7604 "): name already used by " 7605 + ((other != null && other.getComponentName() != null) 7606 ? other.getComponentName().getPackageName() : "?")); 7607 } 7608 } 7609 } 7610 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7611 if (r == null) { 7612 r = new StringBuilder(256); 7613 } else { 7614 r.append(' '); 7615 } 7616 r.append(p.info.name); 7617 } 7618 } 7619 if (r != null) { 7620 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7621 } 7622 7623 N = pkg.services.size(); 7624 r = null; 7625 for (i=0; i<N; i++) { 7626 PackageParser.Service s = pkg.services.get(i); 7627 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7628 s.info.processName, pkg.applicationInfo.uid); 7629 mServices.addService(s); 7630 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7631 if (r == null) { 7632 r = new StringBuilder(256); 7633 } else { 7634 r.append(' '); 7635 } 7636 r.append(s.info.name); 7637 } 7638 } 7639 if (r != null) { 7640 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7641 } 7642 7643 N = pkg.receivers.size(); 7644 r = null; 7645 for (i=0; i<N; i++) { 7646 PackageParser.Activity a = pkg.receivers.get(i); 7647 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7648 a.info.processName, pkg.applicationInfo.uid); 7649 mReceivers.addActivity(a, "receiver"); 7650 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7651 if (r == null) { 7652 r = new StringBuilder(256); 7653 } else { 7654 r.append(' '); 7655 } 7656 r.append(a.info.name); 7657 } 7658 } 7659 if (r != null) { 7660 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7661 } 7662 7663 N = pkg.activities.size(); 7664 r = null; 7665 for (i=0; i<N; i++) { 7666 PackageParser.Activity a = pkg.activities.get(i); 7667 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7668 a.info.processName, pkg.applicationInfo.uid); 7669 mActivities.addActivity(a, "activity"); 7670 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7671 if (r == null) { 7672 r = new StringBuilder(256); 7673 } else { 7674 r.append(' '); 7675 } 7676 r.append(a.info.name); 7677 } 7678 } 7679 if (r != null) { 7680 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7681 } 7682 7683 N = pkg.permissionGroups.size(); 7684 r = null; 7685 for (i=0; i<N; i++) { 7686 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7687 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7688 if (cur == null) { 7689 mPermissionGroups.put(pg.info.name, pg); 7690 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7691 if (r == null) { 7692 r = new StringBuilder(256); 7693 } else { 7694 r.append(' '); 7695 } 7696 r.append(pg.info.name); 7697 } 7698 } else { 7699 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7700 + pg.info.packageName + " ignored: original from " 7701 + cur.info.packageName); 7702 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7703 if (r == null) { 7704 r = new StringBuilder(256); 7705 } else { 7706 r.append(' '); 7707 } 7708 r.append("DUP:"); 7709 r.append(pg.info.name); 7710 } 7711 } 7712 } 7713 if (r != null) { 7714 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7715 } 7716 7717 N = pkg.permissions.size(); 7718 r = null; 7719 for (i=0; i<N; i++) { 7720 PackageParser.Permission p = pkg.permissions.get(i); 7721 7722 // Assume by default that we did not install this permission into the system. 7723 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7724 7725 // Now that permission groups have a special meaning, we ignore permission 7726 // groups for legacy apps to prevent unexpected behavior. In particular, 7727 // permissions for one app being granted to someone just becuase they happen 7728 // to be in a group defined by another app (before this had no implications). 7729 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7730 p.group = mPermissionGroups.get(p.info.group); 7731 // Warn for a permission in an unknown group. 7732 if (p.info.group != null && p.group == null) { 7733 Slog.w(TAG, "Permission " + p.info.name + " from package " 7734 + p.info.packageName + " in an unknown group " + p.info.group); 7735 } 7736 } 7737 7738 ArrayMap<String, BasePermission> permissionMap = 7739 p.tree ? mSettings.mPermissionTrees 7740 : mSettings.mPermissions; 7741 BasePermission bp = permissionMap.get(p.info.name); 7742 7743 // Allow system apps to redefine non-system permissions 7744 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7745 final boolean currentOwnerIsSystem = (bp.perm != null 7746 && isSystemApp(bp.perm.owner)); 7747 if (isSystemApp(p.owner)) { 7748 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7749 // It's a built-in permission and no owner, take ownership now 7750 bp.packageSetting = pkgSetting; 7751 bp.perm = p; 7752 bp.uid = pkg.applicationInfo.uid; 7753 bp.sourcePackage = p.info.packageName; 7754 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7755 } else if (!currentOwnerIsSystem) { 7756 String msg = "New decl " + p.owner + " of permission " 7757 + p.info.name + " is system; overriding " + bp.sourcePackage; 7758 reportSettingsProblem(Log.WARN, msg); 7759 bp = null; 7760 } 7761 } 7762 } 7763 7764 if (bp == null) { 7765 bp = new BasePermission(p.info.name, p.info.packageName, 7766 BasePermission.TYPE_NORMAL); 7767 permissionMap.put(p.info.name, bp); 7768 } 7769 7770 if (bp.perm == null) { 7771 if (bp.sourcePackage == null 7772 || bp.sourcePackage.equals(p.info.packageName)) { 7773 BasePermission tree = findPermissionTreeLP(p.info.name); 7774 if (tree == null 7775 || tree.sourcePackage.equals(p.info.packageName)) { 7776 bp.packageSetting = pkgSetting; 7777 bp.perm = p; 7778 bp.uid = pkg.applicationInfo.uid; 7779 bp.sourcePackage = p.info.packageName; 7780 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7781 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7782 if (r == null) { 7783 r = new StringBuilder(256); 7784 } else { 7785 r.append(' '); 7786 } 7787 r.append(p.info.name); 7788 } 7789 } else { 7790 Slog.w(TAG, "Permission " + p.info.name + " from package " 7791 + p.info.packageName + " ignored: base tree " 7792 + tree.name + " is from package " 7793 + tree.sourcePackage); 7794 } 7795 } else { 7796 Slog.w(TAG, "Permission " + p.info.name + " from package " 7797 + p.info.packageName + " ignored: original from " 7798 + bp.sourcePackage); 7799 } 7800 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7801 if (r == null) { 7802 r = new StringBuilder(256); 7803 } else { 7804 r.append(' '); 7805 } 7806 r.append("DUP:"); 7807 r.append(p.info.name); 7808 } 7809 if (bp.perm == p) { 7810 bp.protectionLevel = p.info.protectionLevel; 7811 } 7812 } 7813 7814 if (r != null) { 7815 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7816 } 7817 7818 N = pkg.instrumentation.size(); 7819 r = null; 7820 for (i=0; i<N; i++) { 7821 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7822 a.info.packageName = pkg.applicationInfo.packageName; 7823 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7824 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7825 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7826 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7827 a.info.dataDir = pkg.applicationInfo.dataDir; 7828 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7829 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7830 7831 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7832 // need other information about the application, like the ABI and what not ? 7833 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7834 mInstrumentation.put(a.getComponentName(), a); 7835 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7836 if (r == null) { 7837 r = new StringBuilder(256); 7838 } else { 7839 r.append(' '); 7840 } 7841 r.append(a.info.name); 7842 } 7843 } 7844 if (r != null) { 7845 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7846 } 7847 7848 if (pkg.protectedBroadcasts != null) { 7849 N = pkg.protectedBroadcasts.size(); 7850 for (i=0; i<N; i++) { 7851 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7852 } 7853 } 7854 7855 pkgSetting.setTimeStamp(scanFileTime); 7856 7857 // Create idmap files for pairs of (packages, overlay packages). 7858 // Note: "android", ie framework-res.apk, is handled by native layers. 7859 if (pkg.mOverlayTarget != null) { 7860 // This is an overlay package. 7861 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7862 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7863 mOverlays.put(pkg.mOverlayTarget, 7864 new ArrayMap<String, PackageParser.Package>()); 7865 } 7866 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7867 map.put(pkg.packageName, pkg); 7868 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7869 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7870 createIdmapFailed = true; 7871 } 7872 } 7873 } else if (mOverlays.containsKey(pkg.packageName) && 7874 !pkg.packageName.equals("android")) { 7875 // This is a regular package, with one or more known overlay packages. 7876 createIdmapsForPackageLI(pkg); 7877 } 7878 } 7879 7880 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7881 7882 if (createIdmapFailed) { 7883 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7884 "scanPackageLI failed to createIdmap"); 7885 } 7886 return pkg; 7887 } 7888 7889 /** 7890 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7891 * is derived purely on the basis of the contents of {@code scanFile} and 7892 * {@code cpuAbiOverride}. 7893 * 7894 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7895 */ 7896 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7897 String cpuAbiOverride, boolean extractLibs) 7898 throws PackageManagerException { 7899 // TODO: We can probably be smarter about this stuff. For installed apps, 7900 // we can calculate this information at install time once and for all. For 7901 // system apps, we can probably assume that this information doesn't change 7902 // after the first boot scan. As things stand, we do lots of unnecessary work. 7903 7904 // Give ourselves some initial paths; we'll come back for another 7905 // pass once we've determined ABI below. 7906 setNativeLibraryPaths(pkg); 7907 7908 // We would never need to extract libs for forward-locked and external packages, 7909 // since the container service will do it for us. We shouldn't attempt to 7910 // extract libs from system app when it was not updated. 7911 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7912 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7913 extractLibs = false; 7914 } 7915 7916 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7917 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7918 7919 NativeLibraryHelper.Handle handle = null; 7920 try { 7921 handle = NativeLibraryHelper.Handle.create(pkg); 7922 // TODO(multiArch): This can be null for apps that didn't go through the 7923 // usual installation process. We can calculate it again, like we 7924 // do during install time. 7925 // 7926 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7927 // unnecessary. 7928 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7929 7930 // Null out the abis so that they can be recalculated. 7931 pkg.applicationInfo.primaryCpuAbi = null; 7932 pkg.applicationInfo.secondaryCpuAbi = null; 7933 if (isMultiArch(pkg.applicationInfo)) { 7934 // Warn if we've set an abiOverride for multi-lib packages.. 7935 // By definition, we need to copy both 32 and 64 bit libraries for 7936 // such packages. 7937 if (pkg.cpuAbiOverride != null 7938 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7939 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7940 } 7941 7942 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7943 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7944 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7945 if (extractLibs) { 7946 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7947 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7948 useIsaSpecificSubdirs); 7949 } else { 7950 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7951 } 7952 } 7953 7954 maybeThrowExceptionForMultiArchCopy( 7955 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7956 7957 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7958 if (extractLibs) { 7959 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7960 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7961 useIsaSpecificSubdirs); 7962 } else { 7963 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7964 } 7965 } 7966 7967 maybeThrowExceptionForMultiArchCopy( 7968 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7969 7970 if (abi64 >= 0) { 7971 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7972 } 7973 7974 if (abi32 >= 0) { 7975 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7976 if (abi64 >= 0) { 7977 pkg.applicationInfo.secondaryCpuAbi = abi; 7978 } else { 7979 pkg.applicationInfo.primaryCpuAbi = abi; 7980 } 7981 } 7982 } else { 7983 String[] abiList = (cpuAbiOverride != null) ? 7984 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7985 7986 // Enable gross and lame hacks for apps that are built with old 7987 // SDK tools. We must scan their APKs for renderscript bitcode and 7988 // not launch them if it's present. Don't bother checking on devices 7989 // that don't have 64 bit support. 7990 boolean needsRenderScriptOverride = false; 7991 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7992 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7993 abiList = Build.SUPPORTED_32_BIT_ABIS; 7994 needsRenderScriptOverride = true; 7995 } 7996 7997 final int copyRet; 7998 if (extractLibs) { 7999 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8000 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8001 } else { 8002 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8003 } 8004 8005 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8006 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8007 "Error unpackaging native libs for app, errorCode=" + copyRet); 8008 } 8009 8010 if (copyRet >= 0) { 8011 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8012 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8013 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8014 } else if (needsRenderScriptOverride) { 8015 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8016 } 8017 } 8018 } catch (IOException ioe) { 8019 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8020 } finally { 8021 IoUtils.closeQuietly(handle); 8022 } 8023 8024 // Now that we've calculated the ABIs and determined if it's an internal app, 8025 // we will go ahead and populate the nativeLibraryPath. 8026 setNativeLibraryPaths(pkg); 8027 } 8028 8029 /** 8030 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8031 * i.e, so that all packages can be run inside a single process if required. 8032 * 8033 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8034 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8035 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8036 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8037 * updating a package that belongs to a shared user. 8038 * 8039 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8040 * adds unnecessary complexity. 8041 */ 8042 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8043 PackageParser.Package scannedPackage, boolean bootComplete) { 8044 String requiredInstructionSet = null; 8045 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8046 requiredInstructionSet = VMRuntime.getInstructionSet( 8047 scannedPackage.applicationInfo.primaryCpuAbi); 8048 } 8049 8050 PackageSetting requirer = null; 8051 for (PackageSetting ps : packagesForUser) { 8052 // If packagesForUser contains scannedPackage, we skip it. This will happen 8053 // when scannedPackage is an update of an existing package. Without this check, 8054 // we will never be able to change the ABI of any package belonging to a shared 8055 // user, even if it's compatible with other packages. 8056 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8057 if (ps.primaryCpuAbiString == null) { 8058 continue; 8059 } 8060 8061 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8062 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8063 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8064 // this but there's not much we can do. 8065 String errorMessage = "Instruction set mismatch, " 8066 + ((requirer == null) ? "[caller]" : requirer) 8067 + " requires " + requiredInstructionSet + " whereas " + ps 8068 + " requires " + instructionSet; 8069 Slog.w(TAG, errorMessage); 8070 } 8071 8072 if (requiredInstructionSet == null) { 8073 requiredInstructionSet = instructionSet; 8074 requirer = ps; 8075 } 8076 } 8077 } 8078 8079 if (requiredInstructionSet != null) { 8080 String adjustedAbi; 8081 if (requirer != null) { 8082 // requirer != null implies that either scannedPackage was null or that scannedPackage 8083 // did not require an ABI, in which case we have to adjust scannedPackage to match 8084 // the ABI of the set (which is the same as requirer's ABI) 8085 adjustedAbi = requirer.primaryCpuAbiString; 8086 if (scannedPackage != null) { 8087 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8088 } 8089 } else { 8090 // requirer == null implies that we're updating all ABIs in the set to 8091 // match scannedPackage. 8092 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8093 } 8094 8095 for (PackageSetting ps : packagesForUser) { 8096 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8097 if (ps.primaryCpuAbiString != null) { 8098 continue; 8099 } 8100 8101 ps.primaryCpuAbiString = adjustedAbi; 8102 if (ps.pkg != null && ps.pkg.applicationInfo != null && 8103 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 8104 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8105 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 8106 + " (requirer=" 8107 + (requirer == null ? "null" : requirer.pkg.packageName) 8108 + ", scannedPackage=" 8109 + (scannedPackage != null ? scannedPackage.packageName : "null") 8110 + ")"); 8111 try { 8112 mInstaller.rmdex(ps.codePathString, 8113 getDexCodeInstructionSet(getPreferredInstructionSet())); 8114 } catch (InstallerException ignored) { 8115 } 8116 } 8117 } 8118 } 8119 } 8120 } 8121 8122 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8123 synchronized (mPackages) { 8124 mResolverReplaced = true; 8125 // Set up information for custom user intent resolution activity. 8126 mResolveActivity.applicationInfo = pkg.applicationInfo; 8127 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8128 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8129 mResolveActivity.processName = pkg.applicationInfo.packageName; 8130 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8131 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8132 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8133 mResolveActivity.theme = 0; 8134 mResolveActivity.exported = true; 8135 mResolveActivity.enabled = true; 8136 mResolveInfo.activityInfo = mResolveActivity; 8137 mResolveInfo.priority = 0; 8138 mResolveInfo.preferredOrder = 0; 8139 mResolveInfo.match = 0; 8140 mResolveComponentName = mCustomResolverComponentName; 8141 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8142 mResolveComponentName); 8143 } 8144 } 8145 8146 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8147 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8148 8149 // Set up information for ephemeral installer activity 8150 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8151 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8152 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8153 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8154 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8155 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8156 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8157 mEphemeralInstallerActivity.theme = 0; 8158 mEphemeralInstallerActivity.exported = true; 8159 mEphemeralInstallerActivity.enabled = true; 8160 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8161 mEphemeralInstallerInfo.priority = 0; 8162 mEphemeralInstallerInfo.preferredOrder = 0; 8163 mEphemeralInstallerInfo.match = 0; 8164 8165 if (DEBUG_EPHEMERAL) { 8166 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8167 } 8168 } 8169 8170 private static String calculateBundledApkRoot(final String codePathString) { 8171 final File codePath = new File(codePathString); 8172 final File codeRoot; 8173 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8174 codeRoot = Environment.getRootDirectory(); 8175 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8176 codeRoot = Environment.getOemDirectory(); 8177 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8178 codeRoot = Environment.getVendorDirectory(); 8179 } else { 8180 // Unrecognized code path; take its top real segment as the apk root: 8181 // e.g. /something/app/blah.apk => /something 8182 try { 8183 File f = codePath.getCanonicalFile(); 8184 File parent = f.getParentFile(); // non-null because codePath is a file 8185 File tmp; 8186 while ((tmp = parent.getParentFile()) != null) { 8187 f = parent; 8188 parent = tmp; 8189 } 8190 codeRoot = f; 8191 Slog.w(TAG, "Unrecognized code path " 8192 + codePath + " - using " + codeRoot); 8193 } catch (IOException e) { 8194 // Can't canonicalize the code path -- shenanigans? 8195 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8196 return Environment.getRootDirectory().getPath(); 8197 } 8198 } 8199 return codeRoot.getPath(); 8200 } 8201 8202 /** 8203 * Derive and set the location of native libraries for the given package, 8204 * which varies depending on where and how the package was installed. 8205 */ 8206 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8207 final ApplicationInfo info = pkg.applicationInfo; 8208 final String codePath = pkg.codePath; 8209 final File codeFile = new File(codePath); 8210 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8211 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8212 8213 info.nativeLibraryRootDir = null; 8214 info.nativeLibraryRootRequiresIsa = false; 8215 info.nativeLibraryDir = null; 8216 info.secondaryNativeLibraryDir = null; 8217 8218 if (isApkFile(codeFile)) { 8219 // Monolithic install 8220 if (bundledApp) { 8221 // If "/system/lib64/apkname" exists, assume that is the per-package 8222 // native library directory to use; otherwise use "/system/lib/apkname". 8223 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8224 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8225 getPrimaryInstructionSet(info)); 8226 8227 // This is a bundled system app so choose the path based on the ABI. 8228 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8229 // is just the default path. 8230 final String apkName = deriveCodePathName(codePath); 8231 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8232 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8233 apkName).getAbsolutePath(); 8234 8235 if (info.secondaryCpuAbi != null) { 8236 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8237 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8238 secondaryLibDir, apkName).getAbsolutePath(); 8239 } 8240 } else if (asecApp) { 8241 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8242 .getAbsolutePath(); 8243 } else { 8244 final String apkName = deriveCodePathName(codePath); 8245 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8246 .getAbsolutePath(); 8247 } 8248 8249 info.nativeLibraryRootRequiresIsa = false; 8250 info.nativeLibraryDir = info.nativeLibraryRootDir; 8251 } else { 8252 // Cluster install 8253 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8254 info.nativeLibraryRootRequiresIsa = true; 8255 8256 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8257 getPrimaryInstructionSet(info)).getAbsolutePath(); 8258 8259 if (info.secondaryCpuAbi != null) { 8260 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8261 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8262 } 8263 } 8264 } 8265 8266 /** 8267 * Calculate the abis and roots for a bundled app. These can uniquely 8268 * be determined from the contents of the system partition, i.e whether 8269 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8270 * of this information, and instead assume that the system was built 8271 * sensibly. 8272 */ 8273 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8274 PackageSetting pkgSetting) { 8275 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8276 8277 // If "/system/lib64/apkname" exists, assume that is the per-package 8278 // native library directory to use; otherwise use "/system/lib/apkname". 8279 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8280 setBundledAppAbi(pkg, apkRoot, apkName); 8281 // pkgSetting might be null during rescan following uninstall of updates 8282 // to a bundled app, so accommodate that possibility. The settings in 8283 // that case will be established later from the parsed package. 8284 // 8285 // If the settings aren't null, sync them up with what we've just derived. 8286 // note that apkRoot isn't stored in the package settings. 8287 if (pkgSetting != null) { 8288 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8289 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8290 } 8291 } 8292 8293 /** 8294 * Deduces the ABI of a bundled app and sets the relevant fields on the 8295 * parsed pkg object. 8296 * 8297 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8298 * under which system libraries are installed. 8299 * @param apkName the name of the installed package. 8300 */ 8301 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8302 final File codeFile = new File(pkg.codePath); 8303 8304 final boolean has64BitLibs; 8305 final boolean has32BitLibs; 8306 if (isApkFile(codeFile)) { 8307 // Monolithic install 8308 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8309 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8310 } else { 8311 // Cluster install 8312 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8313 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8314 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8315 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8316 has64BitLibs = (new File(rootDir, isa)).exists(); 8317 } else { 8318 has64BitLibs = false; 8319 } 8320 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8321 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8322 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8323 has32BitLibs = (new File(rootDir, isa)).exists(); 8324 } else { 8325 has32BitLibs = false; 8326 } 8327 } 8328 8329 if (has64BitLibs && !has32BitLibs) { 8330 // The package has 64 bit libs, but not 32 bit libs. Its primary 8331 // ABI should be 64 bit. We can safely assume here that the bundled 8332 // native libraries correspond to the most preferred ABI in the list. 8333 8334 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8335 pkg.applicationInfo.secondaryCpuAbi = null; 8336 } else if (has32BitLibs && !has64BitLibs) { 8337 // The package has 32 bit libs but not 64 bit libs. Its primary 8338 // ABI should be 32 bit. 8339 8340 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8341 pkg.applicationInfo.secondaryCpuAbi = null; 8342 } else if (has32BitLibs && has64BitLibs) { 8343 // The application has both 64 and 32 bit bundled libraries. We check 8344 // here that the app declares multiArch support, and warn if it doesn't. 8345 // 8346 // We will be lenient here and record both ABIs. The primary will be the 8347 // ABI that's higher on the list, i.e, a device that's configured to prefer 8348 // 64 bit apps will see a 64 bit primary ABI, 8349 8350 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8351 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8352 } 8353 8354 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8355 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8356 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8357 } else { 8358 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8359 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8360 } 8361 } else { 8362 pkg.applicationInfo.primaryCpuAbi = null; 8363 pkg.applicationInfo.secondaryCpuAbi = null; 8364 } 8365 } 8366 8367 private void killApplication(String pkgName, int appId, String reason) { 8368 // Request the ActivityManager to kill the process(only for existing packages) 8369 // so that we do not end up in a confused state while the user is still using the older 8370 // version of the application while the new one gets installed. 8371 IActivityManager am = ActivityManagerNative.getDefault(); 8372 if (am != null) { 8373 try { 8374 am.killApplicationWithAppId(pkgName, appId, reason); 8375 } catch (RemoteException e) { 8376 } 8377 } 8378 } 8379 8380 void removePackageLI(PackageSetting ps, boolean chatty) { 8381 if (DEBUG_INSTALL) { 8382 if (chatty) 8383 Log.d(TAG, "Removing package " + ps.name); 8384 } 8385 8386 // writer 8387 synchronized (mPackages) { 8388 mPackages.remove(ps.name); 8389 final PackageParser.Package pkg = ps.pkg; 8390 if (pkg != null) { 8391 cleanPackageDataStructuresLILPw(pkg, chatty); 8392 } 8393 } 8394 } 8395 8396 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8397 if (DEBUG_INSTALL) { 8398 if (chatty) 8399 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8400 } 8401 8402 // writer 8403 synchronized (mPackages) { 8404 mPackages.remove(pkg.applicationInfo.packageName); 8405 cleanPackageDataStructuresLILPw(pkg, chatty); 8406 } 8407 } 8408 8409 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8410 int N = pkg.providers.size(); 8411 StringBuilder r = null; 8412 int i; 8413 for (i=0; i<N; i++) { 8414 PackageParser.Provider p = pkg.providers.get(i); 8415 mProviders.removeProvider(p); 8416 if (p.info.authority == null) { 8417 8418 /* There was another ContentProvider with this authority when 8419 * this app was installed so this authority is null, 8420 * Ignore it as we don't have to unregister the provider. 8421 */ 8422 continue; 8423 } 8424 String names[] = p.info.authority.split(";"); 8425 for (int j = 0; j < names.length; j++) { 8426 if (mProvidersByAuthority.get(names[j]) == p) { 8427 mProvidersByAuthority.remove(names[j]); 8428 if (DEBUG_REMOVE) { 8429 if (chatty) 8430 Log.d(TAG, "Unregistered content provider: " + names[j] 8431 + ", className = " + p.info.name + ", isSyncable = " 8432 + p.info.isSyncable); 8433 } 8434 } 8435 } 8436 if (DEBUG_REMOVE && chatty) { 8437 if (r == null) { 8438 r = new StringBuilder(256); 8439 } else { 8440 r.append(' '); 8441 } 8442 r.append(p.info.name); 8443 } 8444 } 8445 if (r != null) { 8446 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8447 } 8448 8449 N = pkg.services.size(); 8450 r = null; 8451 for (i=0; i<N; i++) { 8452 PackageParser.Service s = pkg.services.get(i); 8453 mServices.removeService(s); 8454 if (chatty) { 8455 if (r == null) { 8456 r = new StringBuilder(256); 8457 } else { 8458 r.append(' '); 8459 } 8460 r.append(s.info.name); 8461 } 8462 } 8463 if (r != null) { 8464 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8465 } 8466 8467 N = pkg.receivers.size(); 8468 r = null; 8469 for (i=0; i<N; i++) { 8470 PackageParser.Activity a = pkg.receivers.get(i); 8471 mReceivers.removeActivity(a, "receiver"); 8472 if (DEBUG_REMOVE && chatty) { 8473 if (r == null) { 8474 r = new StringBuilder(256); 8475 } else { 8476 r.append(' '); 8477 } 8478 r.append(a.info.name); 8479 } 8480 } 8481 if (r != null) { 8482 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8483 } 8484 8485 N = pkg.activities.size(); 8486 r = null; 8487 for (i=0; i<N; i++) { 8488 PackageParser.Activity a = pkg.activities.get(i); 8489 mActivities.removeActivity(a, "activity"); 8490 if (DEBUG_REMOVE && chatty) { 8491 if (r == null) { 8492 r = new StringBuilder(256); 8493 } else { 8494 r.append(' '); 8495 } 8496 r.append(a.info.name); 8497 } 8498 } 8499 if (r != null) { 8500 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8501 } 8502 8503 N = pkg.permissions.size(); 8504 r = null; 8505 for (i=0; i<N; i++) { 8506 PackageParser.Permission p = pkg.permissions.get(i); 8507 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8508 if (bp == null) { 8509 bp = mSettings.mPermissionTrees.get(p.info.name); 8510 } 8511 if (bp != null && bp.perm == p) { 8512 bp.perm = null; 8513 if (DEBUG_REMOVE && chatty) { 8514 if (r == null) { 8515 r = new StringBuilder(256); 8516 } else { 8517 r.append(' '); 8518 } 8519 r.append(p.info.name); 8520 } 8521 } 8522 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8523 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8524 if (appOpPkgs != null) { 8525 appOpPkgs.remove(pkg.packageName); 8526 } 8527 } 8528 } 8529 if (r != null) { 8530 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8531 } 8532 8533 N = pkg.requestedPermissions.size(); 8534 r = null; 8535 for (i=0; i<N; i++) { 8536 String perm = pkg.requestedPermissions.get(i); 8537 BasePermission bp = mSettings.mPermissions.get(perm); 8538 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8539 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8540 if (appOpPkgs != null) { 8541 appOpPkgs.remove(pkg.packageName); 8542 if (appOpPkgs.isEmpty()) { 8543 mAppOpPermissionPackages.remove(perm); 8544 } 8545 } 8546 } 8547 } 8548 if (r != null) { 8549 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8550 } 8551 8552 N = pkg.instrumentation.size(); 8553 r = null; 8554 for (i=0; i<N; i++) { 8555 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8556 mInstrumentation.remove(a.getComponentName()); 8557 if (DEBUG_REMOVE && chatty) { 8558 if (r == null) { 8559 r = new StringBuilder(256); 8560 } else { 8561 r.append(' '); 8562 } 8563 r.append(a.info.name); 8564 } 8565 } 8566 if (r != null) { 8567 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8568 } 8569 8570 r = null; 8571 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8572 // Only system apps can hold shared libraries. 8573 if (pkg.libraryNames != null) { 8574 for (i=0; i<pkg.libraryNames.size(); i++) { 8575 String name = pkg.libraryNames.get(i); 8576 SharedLibraryEntry cur = mSharedLibraries.get(name); 8577 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8578 mSharedLibraries.remove(name); 8579 if (DEBUG_REMOVE && chatty) { 8580 if (r == null) { 8581 r = new StringBuilder(256); 8582 } else { 8583 r.append(' '); 8584 } 8585 r.append(name); 8586 } 8587 } 8588 } 8589 } 8590 } 8591 if (r != null) { 8592 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8593 } 8594 } 8595 8596 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8597 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8598 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8599 return true; 8600 } 8601 } 8602 return false; 8603 } 8604 8605 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8606 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8607 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8608 8609 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8610 int flags) { 8611 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8612 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8613 } 8614 8615 private void updatePermissionsLPw(String changingPkg, 8616 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8617 // Make sure there are no dangling permission trees. 8618 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8619 while (it.hasNext()) { 8620 final BasePermission bp = it.next(); 8621 if (bp.packageSetting == null) { 8622 // We may not yet have parsed the package, so just see if 8623 // we still know about its settings. 8624 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8625 } 8626 if (bp.packageSetting == null) { 8627 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8628 + " from package " + bp.sourcePackage); 8629 it.remove(); 8630 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8631 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8632 Slog.i(TAG, "Removing old permission tree: " + bp.name 8633 + " from package " + bp.sourcePackage); 8634 flags |= UPDATE_PERMISSIONS_ALL; 8635 it.remove(); 8636 } 8637 } 8638 } 8639 8640 // Make sure all dynamic permissions have been assigned to a package, 8641 // and make sure there are no dangling permissions. 8642 it = mSettings.mPermissions.values().iterator(); 8643 while (it.hasNext()) { 8644 final BasePermission bp = it.next(); 8645 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8646 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8647 + bp.name + " pkg=" + bp.sourcePackage 8648 + " info=" + bp.pendingInfo); 8649 if (bp.packageSetting == null && bp.pendingInfo != null) { 8650 final BasePermission tree = findPermissionTreeLP(bp.name); 8651 if (tree != null && tree.perm != null) { 8652 bp.packageSetting = tree.packageSetting; 8653 bp.perm = new PackageParser.Permission(tree.perm.owner, 8654 new PermissionInfo(bp.pendingInfo)); 8655 bp.perm.info.packageName = tree.perm.info.packageName; 8656 bp.perm.info.name = bp.name; 8657 bp.uid = tree.uid; 8658 } 8659 } 8660 } 8661 if (bp.packageSetting == null) { 8662 // We may not yet have parsed the package, so just see if 8663 // we still know about its settings. 8664 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8665 } 8666 if (bp.packageSetting == null) { 8667 Slog.w(TAG, "Removing dangling permission: " + bp.name 8668 + " from package " + bp.sourcePackage); 8669 it.remove(); 8670 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8671 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8672 Slog.i(TAG, "Removing old permission: " + bp.name 8673 + " from package " + bp.sourcePackage); 8674 flags |= UPDATE_PERMISSIONS_ALL; 8675 it.remove(); 8676 } 8677 } 8678 } 8679 8680 // Now update the permissions for all packages, in particular 8681 // replace the granted permissions of the system packages. 8682 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8683 for (PackageParser.Package pkg : mPackages.values()) { 8684 if (pkg != pkgInfo) { 8685 // Only replace for packages on requested volume 8686 final String volumeUuid = getVolumeUuidForPackage(pkg); 8687 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8688 && Objects.equals(replaceVolumeUuid, volumeUuid); 8689 grantPermissionsLPw(pkg, replace, changingPkg); 8690 } 8691 } 8692 } 8693 8694 if (pkgInfo != null) { 8695 // Only replace for packages on requested volume 8696 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8697 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8698 && Objects.equals(replaceVolumeUuid, volumeUuid); 8699 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8700 } 8701 } 8702 8703 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8704 String packageOfInterest) { 8705 // IMPORTANT: There are two types of permissions: install and runtime. 8706 // Install time permissions are granted when the app is installed to 8707 // all device users and users added in the future. Runtime permissions 8708 // are granted at runtime explicitly to specific users. Normal and signature 8709 // protected permissions are install time permissions. Dangerous permissions 8710 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8711 // otherwise they are runtime permissions. This function does not manage 8712 // runtime permissions except for the case an app targeting Lollipop MR1 8713 // being upgraded to target a newer SDK, in which case dangerous permissions 8714 // are transformed from install time to runtime ones. 8715 8716 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8717 if (ps == null) { 8718 return; 8719 } 8720 8721 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8722 8723 PermissionsState permissionsState = ps.getPermissionsState(); 8724 PermissionsState origPermissions = permissionsState; 8725 8726 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8727 8728 boolean runtimePermissionsRevoked = false; 8729 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8730 8731 boolean changedInstallPermission = false; 8732 8733 if (replace) { 8734 ps.installPermissionsFixed = false; 8735 if (!ps.isSharedUser()) { 8736 origPermissions = new PermissionsState(permissionsState); 8737 permissionsState.reset(); 8738 } else { 8739 // We need to know only about runtime permission changes since the 8740 // calling code always writes the install permissions state but 8741 // the runtime ones are written only if changed. The only cases of 8742 // changed runtime permissions here are promotion of an install to 8743 // runtime and revocation of a runtime from a shared user. 8744 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8745 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8746 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8747 runtimePermissionsRevoked = true; 8748 } 8749 } 8750 } 8751 8752 permissionsState.setGlobalGids(mGlobalGids); 8753 8754 final int N = pkg.requestedPermissions.size(); 8755 for (int i=0; i<N; i++) { 8756 final String name = pkg.requestedPermissions.get(i); 8757 final BasePermission bp = mSettings.mPermissions.get(name); 8758 8759 if (DEBUG_INSTALL) { 8760 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8761 } 8762 8763 if (bp == null || bp.packageSetting == null) { 8764 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8765 Slog.w(TAG, "Unknown permission " + name 8766 + " in package " + pkg.packageName); 8767 } 8768 continue; 8769 } 8770 8771 final String perm = bp.name; 8772 boolean allowedSig = false; 8773 int grant = GRANT_DENIED; 8774 8775 // Keep track of app op permissions. 8776 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8777 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8778 if (pkgs == null) { 8779 pkgs = new ArraySet<>(); 8780 mAppOpPermissionPackages.put(bp.name, pkgs); 8781 } 8782 pkgs.add(pkg.packageName); 8783 } 8784 8785 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8786 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8787 >= Build.VERSION_CODES.M; 8788 switch (level) { 8789 case PermissionInfo.PROTECTION_NORMAL: { 8790 // For all apps normal permissions are install time ones. 8791 grant = GRANT_INSTALL; 8792 } break; 8793 8794 case PermissionInfo.PROTECTION_DANGEROUS: { 8795 // If a permission review is required for legacy apps we represent 8796 // their permissions as always granted runtime ones since we need 8797 // to keep the review required permission flag per user while an 8798 // install permission's state is shared across all users. 8799 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8800 // For legacy apps dangerous permissions are install time ones. 8801 grant = GRANT_INSTALL; 8802 } else if (origPermissions.hasInstallPermission(bp.name)) { 8803 // For legacy apps that became modern, install becomes runtime. 8804 grant = GRANT_UPGRADE; 8805 } else if (mPromoteSystemApps 8806 && isSystemApp(ps) 8807 && mExistingSystemPackages.contains(ps.name)) { 8808 // For legacy system apps, install becomes runtime. 8809 // We cannot check hasInstallPermission() for system apps since those 8810 // permissions were granted implicitly and not persisted pre-M. 8811 grant = GRANT_UPGRADE; 8812 } else { 8813 // For modern apps keep runtime permissions unchanged. 8814 grant = GRANT_RUNTIME; 8815 } 8816 } break; 8817 8818 case PermissionInfo.PROTECTION_SIGNATURE: { 8819 // For all apps signature permissions are install time ones. 8820 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8821 if (allowedSig) { 8822 grant = GRANT_INSTALL; 8823 } 8824 } break; 8825 } 8826 8827 if (DEBUG_INSTALL) { 8828 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8829 } 8830 8831 if (grant != GRANT_DENIED) { 8832 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8833 // If this is an existing, non-system package, then 8834 // we can't add any new permissions to it. 8835 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8836 // Except... if this is a permission that was added 8837 // to the platform (note: need to only do this when 8838 // updating the platform). 8839 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8840 grant = GRANT_DENIED; 8841 } 8842 } 8843 } 8844 8845 switch (grant) { 8846 case GRANT_INSTALL: { 8847 // Revoke this as runtime permission to handle the case of 8848 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8849 for (int userId : UserManagerService.getInstance().getUserIds()) { 8850 if (origPermissions.getRuntimePermissionState( 8851 bp.name, userId) != null) { 8852 // Revoke the runtime permission and clear the flags. 8853 origPermissions.revokeRuntimePermission(bp, userId); 8854 origPermissions.updatePermissionFlags(bp, userId, 8855 PackageManager.MASK_PERMISSION_FLAGS, 0); 8856 // If we revoked a permission permission, we have to write. 8857 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8858 changedRuntimePermissionUserIds, userId); 8859 } 8860 } 8861 // Grant an install permission. 8862 if (permissionsState.grantInstallPermission(bp) != 8863 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8864 changedInstallPermission = true; 8865 } 8866 } break; 8867 8868 case GRANT_RUNTIME: { 8869 // Grant previously granted runtime permissions. 8870 for (int userId : UserManagerService.getInstance().getUserIds()) { 8871 PermissionState permissionState = origPermissions 8872 .getRuntimePermissionState(bp.name, userId); 8873 int flags = permissionState != null 8874 ? permissionState.getFlags() : 0; 8875 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8876 if (permissionsState.grantRuntimePermission(bp, userId) == 8877 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8878 // If we cannot put the permission as it was, we have to write. 8879 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8880 changedRuntimePermissionUserIds, userId); 8881 } 8882 // If the app supports runtime permissions no need for a review. 8883 if (Build.PERMISSIONS_REVIEW_REQUIRED 8884 && appSupportsRuntimePermissions 8885 && (flags & PackageManager 8886 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8887 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8888 // Since we changed the flags, we have to write. 8889 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8890 changedRuntimePermissionUserIds, userId); 8891 } 8892 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8893 && !appSupportsRuntimePermissions) { 8894 // For legacy apps that need a permission review, every new 8895 // runtime permission is granted but it is pending a review. 8896 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8897 permissionsState.grantRuntimePermission(bp, userId); 8898 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8899 // We changed the permission and flags, hence have to write. 8900 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8901 changedRuntimePermissionUserIds, userId); 8902 } 8903 } 8904 // Propagate the permission flags. 8905 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8906 } 8907 } break; 8908 8909 case GRANT_UPGRADE: { 8910 // Grant runtime permissions for a previously held install permission. 8911 PermissionState permissionState = origPermissions 8912 .getInstallPermissionState(bp.name); 8913 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8914 8915 if (origPermissions.revokeInstallPermission(bp) 8916 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8917 // We will be transferring the permission flags, so clear them. 8918 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8919 PackageManager.MASK_PERMISSION_FLAGS, 0); 8920 changedInstallPermission = true; 8921 } 8922 8923 // If the permission is not to be promoted to runtime we ignore it and 8924 // also its other flags as they are not applicable to install permissions. 8925 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8926 for (int userId : currentUserIds) { 8927 if (permissionsState.grantRuntimePermission(bp, userId) != 8928 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8929 // Transfer the permission flags. 8930 permissionsState.updatePermissionFlags(bp, userId, 8931 flags, flags); 8932 // If we granted the permission, we have to write. 8933 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8934 changedRuntimePermissionUserIds, userId); 8935 } 8936 } 8937 } 8938 } break; 8939 8940 default: { 8941 if (packageOfInterest == null 8942 || packageOfInterest.equals(pkg.packageName)) { 8943 Slog.w(TAG, "Not granting permission " + perm 8944 + " to package " + pkg.packageName 8945 + " because it was previously installed without"); 8946 } 8947 } break; 8948 } 8949 } else { 8950 if (permissionsState.revokeInstallPermission(bp) != 8951 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8952 // Also drop the permission flags. 8953 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8954 PackageManager.MASK_PERMISSION_FLAGS, 0); 8955 changedInstallPermission = true; 8956 Slog.i(TAG, "Un-granting permission " + perm 8957 + " from package " + pkg.packageName 8958 + " (protectionLevel=" + bp.protectionLevel 8959 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8960 + ")"); 8961 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8962 // Don't print warning for app op permissions, since it is fine for them 8963 // not to be granted, there is a UI for the user to decide. 8964 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8965 Slog.w(TAG, "Not granting permission " + perm 8966 + " to package " + pkg.packageName 8967 + " (protectionLevel=" + bp.protectionLevel 8968 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8969 + ")"); 8970 } 8971 } 8972 } 8973 } 8974 8975 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8976 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8977 // This is the first that we have heard about this package, so the 8978 // permissions we have now selected are fixed until explicitly 8979 // changed. 8980 ps.installPermissionsFixed = true; 8981 } 8982 8983 // Persist the runtime permissions state for users with changes. If permissions 8984 // were revoked because no app in the shared user declares them we have to 8985 // write synchronously to avoid losing runtime permissions state. 8986 for (int userId : changedRuntimePermissionUserIds) { 8987 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8988 } 8989 8990 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8991 } 8992 8993 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8994 boolean allowed = false; 8995 final int NP = PackageParser.NEW_PERMISSIONS.length; 8996 for (int ip=0; ip<NP; ip++) { 8997 final PackageParser.NewPermissionInfo npi 8998 = PackageParser.NEW_PERMISSIONS[ip]; 8999 if (npi.name.equals(perm) 9000 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9001 allowed = true; 9002 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9003 + pkg.packageName); 9004 break; 9005 } 9006 } 9007 return allowed; 9008 } 9009 9010 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9011 BasePermission bp, PermissionsState origPermissions) { 9012 boolean allowed; 9013 allowed = (compareSignatures( 9014 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9015 == PackageManager.SIGNATURE_MATCH) 9016 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9017 == PackageManager.SIGNATURE_MATCH); 9018 if (!allowed && (bp.protectionLevel 9019 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9020 if (isSystemApp(pkg)) { 9021 // For updated system applications, a system permission 9022 // is granted only if it had been defined by the original application. 9023 if (pkg.isUpdatedSystemApp()) { 9024 final PackageSetting sysPs = mSettings 9025 .getDisabledSystemPkgLPr(pkg.packageName); 9026 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9027 // If the original was granted this permission, we take 9028 // that grant decision as read and propagate it to the 9029 // update. 9030 if (sysPs.isPrivileged()) { 9031 allowed = true; 9032 } 9033 } else { 9034 // The system apk may have been updated with an older 9035 // version of the one on the data partition, but which 9036 // granted a new system permission that it didn't have 9037 // before. In this case we do want to allow the app to 9038 // now get the new permission if the ancestral apk is 9039 // privileged to get it. 9040 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9041 for (int j=0; 9042 j<sysPs.pkg.requestedPermissions.size(); j++) { 9043 if (perm.equals( 9044 sysPs.pkg.requestedPermissions.get(j))) { 9045 allowed = true; 9046 break; 9047 } 9048 } 9049 } 9050 } 9051 } else { 9052 allowed = isPrivilegedApp(pkg); 9053 } 9054 } 9055 } 9056 if (!allowed) { 9057 if (!allowed && (bp.protectionLevel 9058 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9059 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9060 // If this was a previously normal/dangerous permission that got moved 9061 // to a system permission as part of the runtime permission redesign, then 9062 // we still want to blindly grant it to old apps. 9063 allowed = true; 9064 } 9065 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9066 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9067 // If this permission is to be granted to the system installer and 9068 // this app is an installer, then it gets the permission. 9069 allowed = true; 9070 } 9071 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9072 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9073 // If this permission is to be granted to the system verifier and 9074 // this app is a verifier, then it gets the permission. 9075 allowed = true; 9076 } 9077 if (!allowed && (bp.protectionLevel 9078 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9079 && isSystemApp(pkg)) { 9080 // Any pre-installed system app is allowed to get this permission. 9081 allowed = true; 9082 } 9083 if (!allowed && (bp.protectionLevel 9084 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9085 // For development permissions, a development permission 9086 // is granted only if it was already granted. 9087 allowed = origPermissions.hasInstallPermission(perm); 9088 } 9089 } 9090 return allowed; 9091 } 9092 9093 final class ActivityIntentResolver 9094 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9095 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9096 boolean defaultOnly, int userId) { 9097 if (!sUserManager.exists(userId)) return null; 9098 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9099 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9100 } 9101 9102 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9103 int userId) { 9104 if (!sUserManager.exists(userId)) return null; 9105 mFlags = flags; 9106 return super.queryIntent(intent, resolvedType, 9107 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9108 } 9109 9110 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9111 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9112 if (!sUserManager.exists(userId)) return null; 9113 if (packageActivities == null) { 9114 return null; 9115 } 9116 mFlags = flags; 9117 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9118 final int N = packageActivities.size(); 9119 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9120 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9121 9122 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9123 for (int i = 0; i < N; ++i) { 9124 intentFilters = packageActivities.get(i).intents; 9125 if (intentFilters != null && intentFilters.size() > 0) { 9126 PackageParser.ActivityIntentInfo[] array = 9127 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9128 intentFilters.toArray(array); 9129 listCut.add(array); 9130 } 9131 } 9132 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9133 } 9134 9135 public final void addActivity(PackageParser.Activity a, String type) { 9136 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9137 mActivities.put(a.getComponentName(), a); 9138 if (DEBUG_SHOW_INFO) 9139 Log.v( 9140 TAG, " " + type + " " + 9141 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9142 if (DEBUG_SHOW_INFO) 9143 Log.v(TAG, " Class=" + a.info.name); 9144 final int NI = a.intents.size(); 9145 for (int j=0; j<NI; j++) { 9146 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9147 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9148 intent.setPriority(0); 9149 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9150 + a.className + " with priority > 0, forcing to 0"); 9151 } 9152 if (DEBUG_SHOW_INFO) { 9153 Log.v(TAG, " IntentFilter:"); 9154 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9155 } 9156 if (!intent.debugCheck()) { 9157 Log.w(TAG, "==> For Activity " + a.info.name); 9158 } 9159 addFilter(intent); 9160 } 9161 } 9162 9163 public final void removeActivity(PackageParser.Activity a, String type) { 9164 mActivities.remove(a.getComponentName()); 9165 if (DEBUG_SHOW_INFO) { 9166 Log.v(TAG, " " + type + " " 9167 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9168 : a.info.name) + ":"); 9169 Log.v(TAG, " Class=" + a.info.name); 9170 } 9171 final int NI = a.intents.size(); 9172 for (int j=0; j<NI; j++) { 9173 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9174 if (DEBUG_SHOW_INFO) { 9175 Log.v(TAG, " IntentFilter:"); 9176 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9177 } 9178 removeFilter(intent); 9179 } 9180 } 9181 9182 @Override 9183 protected boolean allowFilterResult( 9184 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9185 ActivityInfo filterAi = filter.activity.info; 9186 for (int i=dest.size()-1; i>=0; i--) { 9187 ActivityInfo destAi = dest.get(i).activityInfo; 9188 if (destAi.name == filterAi.name 9189 && destAi.packageName == filterAi.packageName) { 9190 return false; 9191 } 9192 } 9193 return true; 9194 } 9195 9196 @Override 9197 protected ActivityIntentInfo[] newArray(int size) { 9198 return new ActivityIntentInfo[size]; 9199 } 9200 9201 @Override 9202 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9203 if (!sUserManager.exists(userId)) return true; 9204 PackageParser.Package p = filter.activity.owner; 9205 if (p != null) { 9206 PackageSetting ps = (PackageSetting)p.mExtras; 9207 if (ps != null) { 9208 // System apps are never considered stopped for purposes of 9209 // filtering, because there may be no way for the user to 9210 // actually re-launch them. 9211 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9212 && ps.getStopped(userId); 9213 } 9214 } 9215 return false; 9216 } 9217 9218 @Override 9219 protected boolean isPackageForFilter(String packageName, 9220 PackageParser.ActivityIntentInfo info) { 9221 return packageName.equals(info.activity.owner.packageName); 9222 } 9223 9224 @Override 9225 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9226 int match, int userId) { 9227 if (!sUserManager.exists(userId)) return null; 9228 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9229 return null; 9230 } 9231 final PackageParser.Activity activity = info.activity; 9232 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9233 if (ps == null) { 9234 return null; 9235 } 9236 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9237 ps.readUserState(userId), userId); 9238 if (ai == null) { 9239 return null; 9240 } 9241 final ResolveInfo res = new ResolveInfo(); 9242 res.activityInfo = ai; 9243 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9244 res.filter = info; 9245 } 9246 if (info != null) { 9247 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9248 } 9249 res.priority = info.getPriority(); 9250 res.preferredOrder = activity.owner.mPreferredOrder; 9251 //System.out.println("Result: " + res.activityInfo.className + 9252 // " = " + res.priority); 9253 res.match = match; 9254 res.isDefault = info.hasDefault; 9255 res.labelRes = info.labelRes; 9256 res.nonLocalizedLabel = info.nonLocalizedLabel; 9257 if (userNeedsBadging(userId)) { 9258 res.noResourceId = true; 9259 } else { 9260 res.icon = info.icon; 9261 } 9262 res.iconResourceId = info.icon; 9263 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9264 return res; 9265 } 9266 9267 @Override 9268 protected void sortResults(List<ResolveInfo> results) { 9269 Collections.sort(results, mResolvePrioritySorter); 9270 } 9271 9272 @Override 9273 protected void dumpFilter(PrintWriter out, String prefix, 9274 PackageParser.ActivityIntentInfo filter) { 9275 out.print(prefix); out.print( 9276 Integer.toHexString(System.identityHashCode(filter.activity))); 9277 out.print(' '); 9278 filter.activity.printComponentShortName(out); 9279 out.print(" filter "); 9280 out.println(Integer.toHexString(System.identityHashCode(filter))); 9281 } 9282 9283 @Override 9284 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9285 return filter.activity; 9286 } 9287 9288 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9289 PackageParser.Activity activity = (PackageParser.Activity)label; 9290 out.print(prefix); out.print( 9291 Integer.toHexString(System.identityHashCode(activity))); 9292 out.print(' '); 9293 activity.printComponentShortName(out); 9294 if (count > 1) { 9295 out.print(" ("); out.print(count); out.print(" filters)"); 9296 } 9297 out.println(); 9298 } 9299 9300// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9301// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9302// final List<ResolveInfo> retList = Lists.newArrayList(); 9303// while (i.hasNext()) { 9304// final ResolveInfo resolveInfo = i.next(); 9305// if (isEnabledLP(resolveInfo.activityInfo)) { 9306// retList.add(resolveInfo); 9307// } 9308// } 9309// return retList; 9310// } 9311 9312 // Keys are String (activity class name), values are Activity. 9313 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9314 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9315 private int mFlags; 9316 } 9317 9318 private final class ServiceIntentResolver 9319 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9320 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9321 boolean defaultOnly, int userId) { 9322 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9323 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9324 } 9325 9326 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9327 int userId) { 9328 if (!sUserManager.exists(userId)) return null; 9329 mFlags = flags; 9330 return super.queryIntent(intent, resolvedType, 9331 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9332 } 9333 9334 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9335 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9336 if (!sUserManager.exists(userId)) return null; 9337 if (packageServices == null) { 9338 return null; 9339 } 9340 mFlags = flags; 9341 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9342 final int N = packageServices.size(); 9343 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9344 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9345 9346 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9347 for (int i = 0; i < N; ++i) { 9348 intentFilters = packageServices.get(i).intents; 9349 if (intentFilters != null && intentFilters.size() > 0) { 9350 PackageParser.ServiceIntentInfo[] array = 9351 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9352 intentFilters.toArray(array); 9353 listCut.add(array); 9354 } 9355 } 9356 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9357 } 9358 9359 public final void addService(PackageParser.Service s) { 9360 mServices.put(s.getComponentName(), s); 9361 if (DEBUG_SHOW_INFO) { 9362 Log.v(TAG, " " 9363 + (s.info.nonLocalizedLabel != null 9364 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9365 Log.v(TAG, " Class=" + s.info.name); 9366 } 9367 final int NI = s.intents.size(); 9368 int j; 9369 for (j=0; j<NI; j++) { 9370 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9371 if (DEBUG_SHOW_INFO) { 9372 Log.v(TAG, " IntentFilter:"); 9373 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9374 } 9375 if (!intent.debugCheck()) { 9376 Log.w(TAG, "==> For Service " + s.info.name); 9377 } 9378 addFilter(intent); 9379 } 9380 } 9381 9382 public final void removeService(PackageParser.Service s) { 9383 mServices.remove(s.getComponentName()); 9384 if (DEBUG_SHOW_INFO) { 9385 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9386 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9387 Log.v(TAG, " Class=" + s.info.name); 9388 } 9389 final int NI = s.intents.size(); 9390 int j; 9391 for (j=0; j<NI; j++) { 9392 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9393 if (DEBUG_SHOW_INFO) { 9394 Log.v(TAG, " IntentFilter:"); 9395 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9396 } 9397 removeFilter(intent); 9398 } 9399 } 9400 9401 @Override 9402 protected boolean allowFilterResult( 9403 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9404 ServiceInfo filterSi = filter.service.info; 9405 for (int i=dest.size()-1; i>=0; i--) { 9406 ServiceInfo destAi = dest.get(i).serviceInfo; 9407 if (destAi.name == filterSi.name 9408 && destAi.packageName == filterSi.packageName) { 9409 return false; 9410 } 9411 } 9412 return true; 9413 } 9414 9415 @Override 9416 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9417 return new PackageParser.ServiceIntentInfo[size]; 9418 } 9419 9420 @Override 9421 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9422 if (!sUserManager.exists(userId)) return true; 9423 PackageParser.Package p = filter.service.owner; 9424 if (p != null) { 9425 PackageSetting ps = (PackageSetting)p.mExtras; 9426 if (ps != null) { 9427 // System apps are never considered stopped for purposes of 9428 // filtering, because there may be no way for the user to 9429 // actually re-launch them. 9430 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9431 && ps.getStopped(userId); 9432 } 9433 } 9434 return false; 9435 } 9436 9437 @Override 9438 protected boolean isPackageForFilter(String packageName, 9439 PackageParser.ServiceIntentInfo info) { 9440 return packageName.equals(info.service.owner.packageName); 9441 } 9442 9443 @Override 9444 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9445 int match, int userId) { 9446 if (!sUserManager.exists(userId)) return null; 9447 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9448 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9449 return null; 9450 } 9451 final PackageParser.Service service = info.service; 9452 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9453 if (ps == null) { 9454 return null; 9455 } 9456 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9457 ps.readUserState(userId), userId); 9458 if (si == null) { 9459 return null; 9460 } 9461 final ResolveInfo res = new ResolveInfo(); 9462 res.serviceInfo = si; 9463 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9464 res.filter = filter; 9465 } 9466 res.priority = info.getPriority(); 9467 res.preferredOrder = service.owner.mPreferredOrder; 9468 res.match = match; 9469 res.isDefault = info.hasDefault; 9470 res.labelRes = info.labelRes; 9471 res.nonLocalizedLabel = info.nonLocalizedLabel; 9472 res.icon = info.icon; 9473 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9474 return res; 9475 } 9476 9477 @Override 9478 protected void sortResults(List<ResolveInfo> results) { 9479 Collections.sort(results, mResolvePrioritySorter); 9480 } 9481 9482 @Override 9483 protected void dumpFilter(PrintWriter out, String prefix, 9484 PackageParser.ServiceIntentInfo filter) { 9485 out.print(prefix); out.print( 9486 Integer.toHexString(System.identityHashCode(filter.service))); 9487 out.print(' '); 9488 filter.service.printComponentShortName(out); 9489 out.print(" filter "); 9490 out.println(Integer.toHexString(System.identityHashCode(filter))); 9491 } 9492 9493 @Override 9494 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9495 return filter.service; 9496 } 9497 9498 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9499 PackageParser.Service service = (PackageParser.Service)label; 9500 out.print(prefix); out.print( 9501 Integer.toHexString(System.identityHashCode(service))); 9502 out.print(' '); 9503 service.printComponentShortName(out); 9504 if (count > 1) { 9505 out.print(" ("); out.print(count); out.print(" filters)"); 9506 } 9507 out.println(); 9508 } 9509 9510// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9511// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9512// final List<ResolveInfo> retList = Lists.newArrayList(); 9513// while (i.hasNext()) { 9514// final ResolveInfo resolveInfo = (ResolveInfo) i; 9515// if (isEnabledLP(resolveInfo.serviceInfo)) { 9516// retList.add(resolveInfo); 9517// } 9518// } 9519// return retList; 9520// } 9521 9522 // Keys are String (activity class name), values are Activity. 9523 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9524 = new ArrayMap<ComponentName, PackageParser.Service>(); 9525 private int mFlags; 9526 }; 9527 9528 private final class ProviderIntentResolver 9529 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9530 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9531 boolean defaultOnly, int userId) { 9532 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9533 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9534 } 9535 9536 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9537 int userId) { 9538 if (!sUserManager.exists(userId)) 9539 return null; 9540 mFlags = flags; 9541 return super.queryIntent(intent, resolvedType, 9542 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9543 } 9544 9545 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9546 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9547 if (!sUserManager.exists(userId)) 9548 return null; 9549 if (packageProviders == null) { 9550 return null; 9551 } 9552 mFlags = flags; 9553 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9554 final int N = packageProviders.size(); 9555 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9556 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9557 9558 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9559 for (int i = 0; i < N; ++i) { 9560 intentFilters = packageProviders.get(i).intents; 9561 if (intentFilters != null && intentFilters.size() > 0) { 9562 PackageParser.ProviderIntentInfo[] array = 9563 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9564 intentFilters.toArray(array); 9565 listCut.add(array); 9566 } 9567 } 9568 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9569 } 9570 9571 public final void addProvider(PackageParser.Provider p) { 9572 if (mProviders.containsKey(p.getComponentName())) { 9573 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9574 return; 9575 } 9576 9577 mProviders.put(p.getComponentName(), p); 9578 if (DEBUG_SHOW_INFO) { 9579 Log.v(TAG, " " 9580 + (p.info.nonLocalizedLabel != null 9581 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9582 Log.v(TAG, " Class=" + p.info.name); 9583 } 9584 final int NI = p.intents.size(); 9585 int j; 9586 for (j = 0; j < NI; j++) { 9587 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9588 if (DEBUG_SHOW_INFO) { 9589 Log.v(TAG, " IntentFilter:"); 9590 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9591 } 9592 if (!intent.debugCheck()) { 9593 Log.w(TAG, "==> For Provider " + p.info.name); 9594 } 9595 addFilter(intent); 9596 } 9597 } 9598 9599 public final void removeProvider(PackageParser.Provider p) { 9600 mProviders.remove(p.getComponentName()); 9601 if (DEBUG_SHOW_INFO) { 9602 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9603 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9604 Log.v(TAG, " Class=" + p.info.name); 9605 } 9606 final int NI = p.intents.size(); 9607 int j; 9608 for (j = 0; j < NI; j++) { 9609 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9610 if (DEBUG_SHOW_INFO) { 9611 Log.v(TAG, " IntentFilter:"); 9612 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9613 } 9614 removeFilter(intent); 9615 } 9616 } 9617 9618 @Override 9619 protected boolean allowFilterResult( 9620 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9621 ProviderInfo filterPi = filter.provider.info; 9622 for (int i = dest.size() - 1; i >= 0; i--) { 9623 ProviderInfo destPi = dest.get(i).providerInfo; 9624 if (destPi.name == filterPi.name 9625 && destPi.packageName == filterPi.packageName) { 9626 return false; 9627 } 9628 } 9629 return true; 9630 } 9631 9632 @Override 9633 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9634 return new PackageParser.ProviderIntentInfo[size]; 9635 } 9636 9637 @Override 9638 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9639 if (!sUserManager.exists(userId)) 9640 return true; 9641 PackageParser.Package p = filter.provider.owner; 9642 if (p != null) { 9643 PackageSetting ps = (PackageSetting) p.mExtras; 9644 if (ps != null) { 9645 // System apps are never considered stopped for purposes of 9646 // filtering, because there may be no way for the user to 9647 // actually re-launch them. 9648 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9649 && ps.getStopped(userId); 9650 } 9651 } 9652 return false; 9653 } 9654 9655 @Override 9656 protected boolean isPackageForFilter(String packageName, 9657 PackageParser.ProviderIntentInfo info) { 9658 return packageName.equals(info.provider.owner.packageName); 9659 } 9660 9661 @Override 9662 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9663 int match, int userId) { 9664 if (!sUserManager.exists(userId)) 9665 return null; 9666 final PackageParser.ProviderIntentInfo info = filter; 9667 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 9668 return null; 9669 } 9670 final PackageParser.Provider provider = info.provider; 9671 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9672 if (ps == null) { 9673 return null; 9674 } 9675 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9676 ps.readUserState(userId), userId); 9677 if (pi == null) { 9678 return null; 9679 } 9680 final ResolveInfo res = new ResolveInfo(); 9681 res.providerInfo = pi; 9682 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9683 res.filter = filter; 9684 } 9685 res.priority = info.getPriority(); 9686 res.preferredOrder = provider.owner.mPreferredOrder; 9687 res.match = match; 9688 res.isDefault = info.hasDefault; 9689 res.labelRes = info.labelRes; 9690 res.nonLocalizedLabel = info.nonLocalizedLabel; 9691 res.icon = info.icon; 9692 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9693 return res; 9694 } 9695 9696 @Override 9697 protected void sortResults(List<ResolveInfo> results) { 9698 Collections.sort(results, mResolvePrioritySorter); 9699 } 9700 9701 @Override 9702 protected void dumpFilter(PrintWriter out, String prefix, 9703 PackageParser.ProviderIntentInfo filter) { 9704 out.print(prefix); 9705 out.print( 9706 Integer.toHexString(System.identityHashCode(filter.provider))); 9707 out.print(' '); 9708 filter.provider.printComponentShortName(out); 9709 out.print(" filter "); 9710 out.println(Integer.toHexString(System.identityHashCode(filter))); 9711 } 9712 9713 @Override 9714 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9715 return filter.provider; 9716 } 9717 9718 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9719 PackageParser.Provider provider = (PackageParser.Provider)label; 9720 out.print(prefix); out.print( 9721 Integer.toHexString(System.identityHashCode(provider))); 9722 out.print(' '); 9723 provider.printComponentShortName(out); 9724 if (count > 1) { 9725 out.print(" ("); out.print(count); out.print(" filters)"); 9726 } 9727 out.println(); 9728 } 9729 9730 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9731 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9732 private int mFlags; 9733 } 9734 9735 private static final class EphemeralIntentResolver 9736 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 9737 @Override 9738 protected EphemeralResolveIntentInfo[] newArray(int size) { 9739 return new EphemeralResolveIntentInfo[size]; 9740 } 9741 9742 @Override 9743 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 9744 return true; 9745 } 9746 9747 @Override 9748 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 9749 int userId) { 9750 if (!sUserManager.exists(userId)) { 9751 return null; 9752 } 9753 return info.getEphemeralResolveInfo(); 9754 } 9755 } 9756 9757 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9758 new Comparator<ResolveInfo>() { 9759 public int compare(ResolveInfo r1, ResolveInfo r2) { 9760 int v1 = r1.priority; 9761 int v2 = r2.priority; 9762 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9763 if (v1 != v2) { 9764 return (v1 > v2) ? -1 : 1; 9765 } 9766 v1 = r1.preferredOrder; 9767 v2 = r2.preferredOrder; 9768 if (v1 != v2) { 9769 return (v1 > v2) ? -1 : 1; 9770 } 9771 if (r1.isDefault != r2.isDefault) { 9772 return r1.isDefault ? -1 : 1; 9773 } 9774 v1 = r1.match; 9775 v2 = r2.match; 9776 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9777 if (v1 != v2) { 9778 return (v1 > v2) ? -1 : 1; 9779 } 9780 if (r1.system != r2.system) { 9781 return r1.system ? -1 : 1; 9782 } 9783 if (r1.activityInfo != null) { 9784 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9785 } 9786 if (r1.serviceInfo != null) { 9787 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9788 } 9789 if (r1.providerInfo != null) { 9790 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9791 } 9792 return 0; 9793 } 9794 }; 9795 9796 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9797 new Comparator<ProviderInfo>() { 9798 public int compare(ProviderInfo p1, ProviderInfo p2) { 9799 final int v1 = p1.initOrder; 9800 final int v2 = p2.initOrder; 9801 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9802 } 9803 }; 9804 9805 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9806 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9807 final int[] userIds) { 9808 mHandler.post(new Runnable() { 9809 @Override 9810 public void run() { 9811 try { 9812 final IActivityManager am = ActivityManagerNative.getDefault(); 9813 if (am == null) return; 9814 final int[] resolvedUserIds; 9815 if (userIds == null) { 9816 resolvedUserIds = am.getRunningUserIds(); 9817 } else { 9818 resolvedUserIds = userIds; 9819 } 9820 for (int id : resolvedUserIds) { 9821 final Intent intent = new Intent(action, 9822 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9823 if (extras != null) { 9824 intent.putExtras(extras); 9825 } 9826 if (targetPkg != null) { 9827 intent.setPackage(targetPkg); 9828 } 9829 // Modify the UID when posting to other users 9830 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9831 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9832 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9833 intent.putExtra(Intent.EXTRA_UID, uid); 9834 } 9835 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9836 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9837 if (DEBUG_BROADCASTS) { 9838 RuntimeException here = new RuntimeException("here"); 9839 here.fillInStackTrace(); 9840 Slog.d(TAG, "Sending to user " + id + ": " 9841 + intent.toShortString(false, true, false, false) 9842 + " " + intent.getExtras(), here); 9843 } 9844 am.broadcastIntent(null, intent, null, finishedReceiver, 9845 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9846 null, finishedReceiver != null, false, id); 9847 } 9848 } catch (RemoteException ex) { 9849 } 9850 } 9851 }); 9852 } 9853 9854 /** 9855 * Check if the external storage media is available. This is true if there 9856 * is a mounted external storage medium or if the external storage is 9857 * emulated. 9858 */ 9859 private boolean isExternalMediaAvailable() { 9860 return mMediaMounted || Environment.isExternalStorageEmulated(); 9861 } 9862 9863 @Override 9864 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9865 // writer 9866 synchronized (mPackages) { 9867 if (!isExternalMediaAvailable()) { 9868 // If the external storage is no longer mounted at this point, 9869 // the caller may not have been able to delete all of this 9870 // packages files and can not delete any more. Bail. 9871 return null; 9872 } 9873 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9874 if (lastPackage != null) { 9875 pkgs.remove(lastPackage); 9876 } 9877 if (pkgs.size() > 0) { 9878 return pkgs.get(0); 9879 } 9880 } 9881 return null; 9882 } 9883 9884 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9885 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9886 userId, andCode ? 1 : 0, packageName); 9887 if (mSystemReady) { 9888 msg.sendToTarget(); 9889 } else { 9890 if (mPostSystemReadyMessages == null) { 9891 mPostSystemReadyMessages = new ArrayList<>(); 9892 } 9893 mPostSystemReadyMessages.add(msg); 9894 } 9895 } 9896 9897 void startCleaningPackages() { 9898 // reader 9899 synchronized (mPackages) { 9900 if (!isExternalMediaAvailable()) { 9901 return; 9902 } 9903 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9904 return; 9905 } 9906 } 9907 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9908 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9909 IActivityManager am = ActivityManagerNative.getDefault(); 9910 if (am != null) { 9911 try { 9912 am.startService(null, intent, null, mContext.getOpPackageName(), 9913 UserHandle.USER_SYSTEM); 9914 } catch (RemoteException e) { 9915 } 9916 } 9917 } 9918 9919 @Override 9920 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9921 int installFlags, String installerPackageName, VerificationParams verificationParams, 9922 String packageAbiOverride) { 9923 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9924 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9925 } 9926 9927 @Override 9928 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9929 int installFlags, String installerPackageName, VerificationParams verificationParams, 9930 String packageAbiOverride, int userId) { 9931 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9932 9933 final int callingUid = Binder.getCallingUid(); 9934 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9935 9936 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9937 try { 9938 if (observer != null) { 9939 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9940 } 9941 } catch (RemoteException re) { 9942 } 9943 return; 9944 } 9945 9946 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9947 installFlags |= PackageManager.INSTALL_FROM_ADB; 9948 9949 } else { 9950 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9951 // about installerPackageName. 9952 9953 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9954 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9955 } 9956 9957 UserHandle user; 9958 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9959 user = UserHandle.ALL; 9960 } else { 9961 user = new UserHandle(userId); 9962 } 9963 9964 // Only system components can circumvent runtime permissions when installing. 9965 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9966 && mContext.checkCallingOrSelfPermission(Manifest.permission 9967 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9968 throw new SecurityException("You need the " 9969 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9970 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9971 } 9972 9973 verificationParams.setInstallerUid(callingUid); 9974 9975 final File originFile = new File(originPath); 9976 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9977 9978 final Message msg = mHandler.obtainMessage(INIT_COPY); 9979 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 9980 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 9981 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 9982 msg.obj = params; 9983 9984 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 9985 System.identityHashCode(msg.obj)); 9986 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9987 System.identityHashCode(msg.obj)); 9988 9989 mHandler.sendMessage(msg); 9990 } 9991 9992 void installStage(String packageName, File stagedDir, String stagedCid, 9993 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 9994 String installerPackageName, int installerUid, UserHandle user) { 9995 if (DEBUG_EPHEMERAL) { 9996 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 9997 Slog.d(TAG, "Ephemeral install of " + packageName); 9998 } 9999 } 10000 final VerificationParams verifParams = new VerificationParams( 10001 null, sessionParams.originatingUri, sessionParams.referrerUri, 10002 sessionParams.originatingUid); 10003 verifParams.setInstallerUid(installerUid); 10004 10005 final OriginInfo origin; 10006 if (stagedDir != null) { 10007 origin = OriginInfo.fromStagedFile(stagedDir); 10008 } else { 10009 origin = OriginInfo.fromStagedContainer(stagedCid); 10010 } 10011 10012 final Message msg = mHandler.obtainMessage(INIT_COPY); 10013 final InstallParams params = new InstallParams(origin, null, observer, 10014 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10015 verifParams, user, sessionParams.abiOverride, 10016 sessionParams.grantedRuntimePermissions); 10017 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10018 msg.obj = params; 10019 10020 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10021 System.identityHashCode(msg.obj)); 10022 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10023 System.identityHashCode(msg.obj)); 10024 10025 mHandler.sendMessage(msg); 10026 } 10027 10028 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10029 Bundle extras = new Bundle(1); 10030 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10031 10032 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10033 packageName, extras, 0, null, null, new int[] {userId}); 10034 try { 10035 IActivityManager am = ActivityManagerNative.getDefault(); 10036 final boolean isSystem = 10037 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10038 if (isSystem && am.isUserRunning(userId, 0)) { 10039 // The just-installed/enabled app is bundled on the system, so presumed 10040 // to be able to run automatically without needing an explicit launch. 10041 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10042 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10043 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10044 .setPackage(packageName); 10045 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10046 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10047 } 10048 } catch (RemoteException e) { 10049 // shouldn't happen 10050 Slog.w(TAG, "Unable to bootstrap installed package", e); 10051 } 10052 } 10053 10054 @Override 10055 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10056 int userId) { 10057 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10058 PackageSetting pkgSetting; 10059 final int uid = Binder.getCallingUid(); 10060 enforceCrossUserPermission(uid, userId, true, true, 10061 "setApplicationHiddenSetting for user " + userId); 10062 10063 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10064 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10065 return false; 10066 } 10067 10068 long callingId = Binder.clearCallingIdentity(); 10069 try { 10070 boolean sendAdded = false; 10071 boolean sendRemoved = false; 10072 // writer 10073 synchronized (mPackages) { 10074 pkgSetting = mSettings.mPackages.get(packageName); 10075 if (pkgSetting == null) { 10076 return false; 10077 } 10078 if (pkgSetting.getHidden(userId) != hidden) { 10079 pkgSetting.setHidden(hidden, userId); 10080 mSettings.writePackageRestrictionsLPr(userId); 10081 if (hidden) { 10082 sendRemoved = true; 10083 } else { 10084 sendAdded = true; 10085 } 10086 } 10087 } 10088 if (sendAdded) { 10089 sendPackageAddedForUser(packageName, pkgSetting, userId); 10090 return true; 10091 } 10092 if (sendRemoved) { 10093 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10094 "hiding pkg"); 10095 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10096 return true; 10097 } 10098 } finally { 10099 Binder.restoreCallingIdentity(callingId); 10100 } 10101 return false; 10102 } 10103 10104 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10105 int userId) { 10106 final PackageRemovedInfo info = new PackageRemovedInfo(); 10107 info.removedPackage = packageName; 10108 info.removedUsers = new int[] {userId}; 10109 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10110 info.sendBroadcast(false, false, false); 10111 } 10112 10113 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 10114 if (pkgList.length > 0) { 10115 Bundle extras = new Bundle(1); 10116 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 10117 10118 sendPackageBroadcast( 10119 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 10120 : Intent.ACTION_PACKAGES_UNSUSPENDED, 10121 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 10122 new int[] {userId}); 10123 } 10124 } 10125 10126 /** 10127 * Returns true if application is not found or there was an error. Otherwise it returns 10128 * the hidden state of the package for the given user. 10129 */ 10130 @Override 10131 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10132 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10133 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10134 false, "getApplicationHidden for user " + userId); 10135 PackageSetting pkgSetting; 10136 long callingId = Binder.clearCallingIdentity(); 10137 try { 10138 // writer 10139 synchronized (mPackages) { 10140 pkgSetting = mSettings.mPackages.get(packageName); 10141 if (pkgSetting == null) { 10142 return true; 10143 } 10144 return pkgSetting.getHidden(userId); 10145 } 10146 } finally { 10147 Binder.restoreCallingIdentity(callingId); 10148 } 10149 } 10150 10151 /** 10152 * @hide 10153 */ 10154 @Override 10155 public int installExistingPackageAsUser(String packageName, int userId) { 10156 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10157 null); 10158 PackageSetting pkgSetting; 10159 final int uid = Binder.getCallingUid(); 10160 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10161 + userId); 10162 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10163 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10164 } 10165 10166 long callingId = Binder.clearCallingIdentity(); 10167 try { 10168 boolean installed = false; 10169 10170 // writer 10171 synchronized (mPackages) { 10172 pkgSetting = mSettings.mPackages.get(packageName); 10173 if (pkgSetting == null) { 10174 return PackageManager.INSTALL_FAILED_INVALID_URI; 10175 } 10176 if (!pkgSetting.getInstalled(userId)) { 10177 pkgSetting.setInstalled(true, userId); 10178 pkgSetting.setHidden(false, userId); 10179 mSettings.writePackageRestrictionsLPr(userId); 10180 if (pkgSetting.pkg != null) { 10181 prepareAppDataAfterInstall(pkgSetting.pkg); 10182 } 10183 installed = true; 10184 } 10185 } 10186 10187 if (installed) { 10188 sendPackageAddedForUser(packageName, pkgSetting, userId); 10189 } 10190 } finally { 10191 Binder.restoreCallingIdentity(callingId); 10192 } 10193 10194 return PackageManager.INSTALL_SUCCEEDED; 10195 } 10196 10197 boolean isUserRestricted(int userId, String restrictionKey) { 10198 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10199 if (restrictions.getBoolean(restrictionKey, false)) { 10200 Log.w(TAG, "User is restricted: " + restrictionKey); 10201 return true; 10202 } 10203 return false; 10204 } 10205 10206 @Override 10207 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10208 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10209 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10210 "setPackageSuspended for user " + userId); 10211 10212 // TODO: investigate and add more restrictions for suspending crucial packages. 10213 if (isPackageDeviceAdmin(packageName, userId)) { 10214 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10215 + "\": has active device admin"); 10216 return false; 10217 } 10218 10219 long callingId = Binder.clearCallingIdentity(); 10220 try { 10221 boolean changed = false; 10222 boolean success = false; 10223 int appId = -1; 10224 synchronized (mPackages) { 10225 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10226 if (pkgSetting != null) { 10227 if (pkgSetting.getSuspended(userId) != suspended) { 10228 pkgSetting.setSuspended(suspended, userId); 10229 mSettings.writePackageRestrictionsLPr(userId); 10230 appId = pkgSetting.appId; 10231 changed = true; 10232 } 10233 success = true; 10234 } 10235 } 10236 10237 if (changed) { 10238 sendPackagesSuspendedForUser(new String[]{packageName}, userId, suspended); 10239 if (suspended) { 10240 killApplication(packageName, UserHandle.getUid(userId, appId), 10241 "suspending package"); 10242 } 10243 } 10244 return success; 10245 } finally { 10246 Binder.restoreCallingIdentity(callingId); 10247 } 10248 } 10249 10250 @Override 10251 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10252 mContext.enforceCallingOrSelfPermission( 10253 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10254 "Only package verification agents can verify applications"); 10255 10256 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10257 final PackageVerificationResponse response = new PackageVerificationResponse( 10258 verificationCode, Binder.getCallingUid()); 10259 msg.arg1 = id; 10260 msg.obj = response; 10261 mHandler.sendMessage(msg); 10262 } 10263 10264 @Override 10265 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10266 long millisecondsToDelay) { 10267 mContext.enforceCallingOrSelfPermission( 10268 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10269 "Only package verification agents can extend verification timeouts"); 10270 10271 final PackageVerificationState state = mPendingVerification.get(id); 10272 final PackageVerificationResponse response = new PackageVerificationResponse( 10273 verificationCodeAtTimeout, Binder.getCallingUid()); 10274 10275 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10276 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10277 } 10278 if (millisecondsToDelay < 0) { 10279 millisecondsToDelay = 0; 10280 } 10281 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10282 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10283 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10284 } 10285 10286 if ((state != null) && !state.timeoutExtended()) { 10287 state.extendTimeout(); 10288 10289 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10290 msg.arg1 = id; 10291 msg.obj = response; 10292 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10293 } 10294 } 10295 10296 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10297 int verificationCode, UserHandle user) { 10298 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10299 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10300 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10301 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10302 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10303 10304 mContext.sendBroadcastAsUser(intent, user, 10305 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10306 } 10307 10308 private ComponentName matchComponentForVerifier(String packageName, 10309 List<ResolveInfo> receivers) { 10310 ActivityInfo targetReceiver = null; 10311 10312 final int NR = receivers.size(); 10313 for (int i = 0; i < NR; i++) { 10314 final ResolveInfo info = receivers.get(i); 10315 if (info.activityInfo == null) { 10316 continue; 10317 } 10318 10319 if (packageName.equals(info.activityInfo.packageName)) { 10320 targetReceiver = info.activityInfo; 10321 break; 10322 } 10323 } 10324 10325 if (targetReceiver == null) { 10326 return null; 10327 } 10328 10329 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10330 } 10331 10332 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10333 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10334 if (pkgInfo.verifiers.length == 0) { 10335 return null; 10336 } 10337 10338 final int N = pkgInfo.verifiers.length; 10339 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10340 for (int i = 0; i < N; i++) { 10341 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10342 10343 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10344 receivers); 10345 if (comp == null) { 10346 continue; 10347 } 10348 10349 final int verifierUid = getUidForVerifier(verifierInfo); 10350 if (verifierUid == -1) { 10351 continue; 10352 } 10353 10354 if (DEBUG_VERIFY) { 10355 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10356 + " with the correct signature"); 10357 } 10358 sufficientVerifiers.add(comp); 10359 verificationState.addSufficientVerifier(verifierUid); 10360 } 10361 10362 return sufficientVerifiers; 10363 } 10364 10365 private int getUidForVerifier(VerifierInfo verifierInfo) { 10366 synchronized (mPackages) { 10367 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10368 if (pkg == null) { 10369 return -1; 10370 } else if (pkg.mSignatures.length != 1) { 10371 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10372 + " has more than one signature; ignoring"); 10373 return -1; 10374 } 10375 10376 /* 10377 * If the public key of the package's signature does not match 10378 * our expected public key, then this is a different package and 10379 * we should skip. 10380 */ 10381 10382 final byte[] expectedPublicKey; 10383 try { 10384 final Signature verifierSig = pkg.mSignatures[0]; 10385 final PublicKey publicKey = verifierSig.getPublicKey(); 10386 expectedPublicKey = publicKey.getEncoded(); 10387 } catch (CertificateException e) { 10388 return -1; 10389 } 10390 10391 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10392 10393 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10394 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10395 + " does not have the expected public key; ignoring"); 10396 return -1; 10397 } 10398 10399 return pkg.applicationInfo.uid; 10400 } 10401 } 10402 10403 @Override 10404 public void finishPackageInstall(int token) { 10405 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10406 10407 if (DEBUG_INSTALL) { 10408 Slog.v(TAG, "BM finishing package install for " + token); 10409 } 10410 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10411 10412 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10413 mHandler.sendMessage(msg); 10414 } 10415 10416 /** 10417 * Get the verification agent timeout. 10418 * 10419 * @return verification timeout in milliseconds 10420 */ 10421 private long getVerificationTimeout() { 10422 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10423 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10424 DEFAULT_VERIFICATION_TIMEOUT); 10425 } 10426 10427 /** 10428 * Get the default verification agent response code. 10429 * 10430 * @return default verification response code 10431 */ 10432 private int getDefaultVerificationResponse() { 10433 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10434 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10435 DEFAULT_VERIFICATION_RESPONSE); 10436 } 10437 10438 /** 10439 * Check whether or not package verification has been enabled. 10440 * 10441 * @return true if verification should be performed 10442 */ 10443 private boolean isVerificationEnabled(int userId, int installFlags) { 10444 if (!DEFAULT_VERIFY_ENABLE) { 10445 return false; 10446 } 10447 // Ephemeral apps don't get the full verification treatment 10448 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10449 if (DEBUG_EPHEMERAL) { 10450 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10451 } 10452 return false; 10453 } 10454 10455 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10456 10457 // Check if installing from ADB 10458 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10459 // Do not run verification in a test harness environment 10460 if (ActivityManager.isRunningInTestHarness()) { 10461 return false; 10462 } 10463 if (ensureVerifyAppsEnabled) { 10464 return true; 10465 } 10466 // Check if the developer does not want package verification for ADB installs 10467 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10468 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10469 return false; 10470 } 10471 } 10472 10473 if (ensureVerifyAppsEnabled) { 10474 return true; 10475 } 10476 10477 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10478 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10479 } 10480 10481 @Override 10482 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10483 throws RemoteException { 10484 mContext.enforceCallingOrSelfPermission( 10485 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10486 "Only intentfilter verification agents can verify applications"); 10487 10488 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10489 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10490 Binder.getCallingUid(), verificationCode, failedDomains); 10491 msg.arg1 = id; 10492 msg.obj = response; 10493 mHandler.sendMessage(msg); 10494 } 10495 10496 @Override 10497 public int getIntentVerificationStatus(String packageName, int userId) { 10498 synchronized (mPackages) { 10499 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10500 } 10501 } 10502 10503 @Override 10504 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10505 mContext.enforceCallingOrSelfPermission( 10506 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10507 10508 boolean result = false; 10509 synchronized (mPackages) { 10510 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10511 } 10512 if (result) { 10513 scheduleWritePackageRestrictionsLocked(userId); 10514 } 10515 return result; 10516 } 10517 10518 @Override 10519 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10520 synchronized (mPackages) { 10521 return mSettings.getIntentFilterVerificationsLPr(packageName); 10522 } 10523 } 10524 10525 @Override 10526 public List<IntentFilter> getAllIntentFilters(String packageName) { 10527 if (TextUtils.isEmpty(packageName)) { 10528 return Collections.<IntentFilter>emptyList(); 10529 } 10530 synchronized (mPackages) { 10531 PackageParser.Package pkg = mPackages.get(packageName); 10532 if (pkg == null || pkg.activities == null) { 10533 return Collections.<IntentFilter>emptyList(); 10534 } 10535 final int count = pkg.activities.size(); 10536 ArrayList<IntentFilter> result = new ArrayList<>(); 10537 for (int n=0; n<count; n++) { 10538 PackageParser.Activity activity = pkg.activities.get(n); 10539 if (activity.intents != null && activity.intents.size() > 0) { 10540 result.addAll(activity.intents); 10541 } 10542 } 10543 return result; 10544 } 10545 } 10546 10547 @Override 10548 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10549 mContext.enforceCallingOrSelfPermission( 10550 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10551 10552 synchronized (mPackages) { 10553 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10554 if (packageName != null) { 10555 result |= updateIntentVerificationStatus(packageName, 10556 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10557 userId); 10558 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10559 packageName, userId); 10560 } 10561 return result; 10562 } 10563 } 10564 10565 @Override 10566 public String getDefaultBrowserPackageName(int userId) { 10567 synchronized (mPackages) { 10568 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10569 } 10570 } 10571 10572 /** 10573 * Get the "allow unknown sources" setting. 10574 * 10575 * @return the current "allow unknown sources" setting 10576 */ 10577 private int getUnknownSourcesSettings() { 10578 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10579 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10580 -1); 10581 } 10582 10583 @Override 10584 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10585 final int uid = Binder.getCallingUid(); 10586 // writer 10587 synchronized (mPackages) { 10588 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10589 if (targetPackageSetting == null) { 10590 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10591 } 10592 10593 PackageSetting installerPackageSetting; 10594 if (installerPackageName != null) { 10595 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10596 if (installerPackageSetting == null) { 10597 throw new IllegalArgumentException("Unknown installer package: " 10598 + installerPackageName); 10599 } 10600 } else { 10601 installerPackageSetting = null; 10602 } 10603 10604 Signature[] callerSignature; 10605 Object obj = mSettings.getUserIdLPr(uid); 10606 if (obj != null) { 10607 if (obj instanceof SharedUserSetting) { 10608 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10609 } else if (obj instanceof PackageSetting) { 10610 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10611 } else { 10612 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10613 } 10614 } else { 10615 throw new SecurityException("Unknown calling UID: " + uid); 10616 } 10617 10618 // Verify: can't set installerPackageName to a package that is 10619 // not signed with the same cert as the caller. 10620 if (installerPackageSetting != null) { 10621 if (compareSignatures(callerSignature, 10622 installerPackageSetting.signatures.mSignatures) 10623 != PackageManager.SIGNATURE_MATCH) { 10624 throw new SecurityException( 10625 "Caller does not have same cert as new installer package " 10626 + installerPackageName); 10627 } 10628 } 10629 10630 // Verify: if target already has an installer package, it must 10631 // be signed with the same cert as the caller. 10632 if (targetPackageSetting.installerPackageName != null) { 10633 PackageSetting setting = mSettings.mPackages.get( 10634 targetPackageSetting.installerPackageName); 10635 // If the currently set package isn't valid, then it's always 10636 // okay to change it. 10637 if (setting != null) { 10638 if (compareSignatures(callerSignature, 10639 setting.signatures.mSignatures) 10640 != PackageManager.SIGNATURE_MATCH) { 10641 throw new SecurityException( 10642 "Caller does not have same cert as old installer package " 10643 + targetPackageSetting.installerPackageName); 10644 } 10645 } 10646 } 10647 10648 // Okay! 10649 targetPackageSetting.installerPackageName = installerPackageName; 10650 scheduleWriteSettingsLocked(); 10651 } 10652 } 10653 10654 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10655 // Queue up an async operation since the package installation may take a little while. 10656 mHandler.post(new Runnable() { 10657 public void run() { 10658 mHandler.removeCallbacks(this); 10659 // Result object to be returned 10660 PackageInstalledInfo res = new PackageInstalledInfo(); 10661 res.returnCode = currentStatus; 10662 res.uid = -1; 10663 res.pkg = null; 10664 res.removedInfo = new PackageRemovedInfo(); 10665 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10666 args.doPreInstall(res.returnCode); 10667 synchronized (mInstallLock) { 10668 installPackageTracedLI(args, res); 10669 } 10670 args.doPostInstall(res.returnCode, res.uid); 10671 } 10672 10673 // A restore should be performed at this point if (a) the install 10674 // succeeded, (b) the operation is not an update, and (c) the new 10675 // package has not opted out of backup participation. 10676 final boolean update = res.removedInfo.removedPackage != null; 10677 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10678 boolean doRestore = !update 10679 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10680 10681 // Set up the post-install work request bookkeeping. This will be used 10682 // and cleaned up by the post-install event handling regardless of whether 10683 // there's a restore pass performed. Token values are >= 1. 10684 int token; 10685 if (mNextInstallToken < 0) mNextInstallToken = 1; 10686 token = mNextInstallToken++; 10687 10688 PostInstallData data = new PostInstallData(args, res); 10689 mRunningInstalls.put(token, data); 10690 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10691 10692 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10693 // Pass responsibility to the Backup Manager. It will perform a 10694 // restore if appropriate, then pass responsibility back to the 10695 // Package Manager to run the post-install observer callbacks 10696 // and broadcasts. 10697 IBackupManager bm = IBackupManager.Stub.asInterface( 10698 ServiceManager.getService(Context.BACKUP_SERVICE)); 10699 if (bm != null) { 10700 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10701 + " to BM for possible restore"); 10702 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10703 try { 10704 // TODO: http://b/22388012 10705 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10706 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10707 } else { 10708 doRestore = false; 10709 } 10710 } catch (RemoteException e) { 10711 // can't happen; the backup manager is local 10712 } catch (Exception e) { 10713 Slog.e(TAG, "Exception trying to enqueue restore", e); 10714 doRestore = false; 10715 } 10716 } else { 10717 Slog.e(TAG, "Backup Manager not found!"); 10718 doRestore = false; 10719 } 10720 } 10721 10722 if (!doRestore) { 10723 // No restore possible, or the Backup Manager was mysteriously not 10724 // available -- just fire the post-install work request directly. 10725 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10726 10727 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10728 10729 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10730 mHandler.sendMessage(msg); 10731 } 10732 } 10733 }); 10734 } 10735 10736 private abstract class HandlerParams { 10737 private static final int MAX_RETRIES = 4; 10738 10739 /** 10740 * Number of times startCopy() has been attempted and had a non-fatal 10741 * error. 10742 */ 10743 private int mRetries = 0; 10744 10745 /** User handle for the user requesting the information or installation. */ 10746 private final UserHandle mUser; 10747 String traceMethod; 10748 int traceCookie; 10749 10750 HandlerParams(UserHandle user) { 10751 mUser = user; 10752 } 10753 10754 UserHandle getUser() { 10755 return mUser; 10756 } 10757 10758 HandlerParams setTraceMethod(String traceMethod) { 10759 this.traceMethod = traceMethod; 10760 return this; 10761 } 10762 10763 HandlerParams setTraceCookie(int traceCookie) { 10764 this.traceCookie = traceCookie; 10765 return this; 10766 } 10767 10768 final boolean startCopy() { 10769 boolean res; 10770 try { 10771 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10772 10773 if (++mRetries > MAX_RETRIES) { 10774 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10775 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10776 handleServiceError(); 10777 return false; 10778 } else { 10779 handleStartCopy(); 10780 res = true; 10781 } 10782 } catch (RemoteException e) { 10783 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10784 mHandler.sendEmptyMessage(MCS_RECONNECT); 10785 res = false; 10786 } 10787 handleReturnCode(); 10788 return res; 10789 } 10790 10791 final void serviceError() { 10792 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10793 handleServiceError(); 10794 handleReturnCode(); 10795 } 10796 10797 abstract void handleStartCopy() throws RemoteException; 10798 abstract void handleServiceError(); 10799 abstract void handleReturnCode(); 10800 } 10801 10802 class MeasureParams extends HandlerParams { 10803 private final PackageStats mStats; 10804 private boolean mSuccess; 10805 10806 private final IPackageStatsObserver mObserver; 10807 10808 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10809 super(new UserHandle(stats.userHandle)); 10810 mObserver = observer; 10811 mStats = stats; 10812 } 10813 10814 @Override 10815 public String toString() { 10816 return "MeasureParams{" 10817 + Integer.toHexString(System.identityHashCode(this)) 10818 + " " + mStats.packageName + "}"; 10819 } 10820 10821 @Override 10822 void handleStartCopy() throws RemoteException { 10823 synchronized (mInstallLock) { 10824 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10825 } 10826 10827 if (mSuccess) { 10828 final boolean mounted; 10829 if (Environment.isExternalStorageEmulated()) { 10830 mounted = true; 10831 } else { 10832 final String status = Environment.getExternalStorageState(); 10833 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10834 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10835 } 10836 10837 if (mounted) { 10838 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10839 10840 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10841 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10842 10843 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10844 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10845 10846 // Always subtract cache size, since it's a subdirectory 10847 mStats.externalDataSize -= mStats.externalCacheSize; 10848 10849 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10850 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10851 10852 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10853 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10854 } 10855 } 10856 } 10857 10858 @Override 10859 void handleReturnCode() { 10860 if (mObserver != null) { 10861 try { 10862 mObserver.onGetStatsCompleted(mStats, mSuccess); 10863 } catch (RemoteException e) { 10864 Slog.i(TAG, "Observer no longer exists."); 10865 } 10866 } 10867 } 10868 10869 @Override 10870 void handleServiceError() { 10871 Slog.e(TAG, "Could not measure application " + mStats.packageName 10872 + " external storage"); 10873 } 10874 } 10875 10876 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10877 throws RemoteException { 10878 long result = 0; 10879 for (File path : paths) { 10880 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10881 } 10882 return result; 10883 } 10884 10885 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10886 for (File path : paths) { 10887 try { 10888 mcs.clearDirectory(path.getAbsolutePath()); 10889 } catch (RemoteException e) { 10890 } 10891 } 10892 } 10893 10894 static class OriginInfo { 10895 /** 10896 * Location where install is coming from, before it has been 10897 * copied/renamed into place. This could be a single monolithic APK 10898 * file, or a cluster directory. This location may be untrusted. 10899 */ 10900 final File file; 10901 final String cid; 10902 10903 /** 10904 * Flag indicating that {@link #file} or {@link #cid} has already been 10905 * staged, meaning downstream users don't need to defensively copy the 10906 * contents. 10907 */ 10908 final boolean staged; 10909 10910 /** 10911 * Flag indicating that {@link #file} or {@link #cid} is an already 10912 * installed app that is being moved. 10913 */ 10914 final boolean existing; 10915 10916 final String resolvedPath; 10917 final File resolvedFile; 10918 10919 static OriginInfo fromNothing() { 10920 return new OriginInfo(null, null, false, false); 10921 } 10922 10923 static OriginInfo fromUntrustedFile(File file) { 10924 return new OriginInfo(file, null, false, false); 10925 } 10926 10927 static OriginInfo fromExistingFile(File file) { 10928 return new OriginInfo(file, null, false, true); 10929 } 10930 10931 static OriginInfo fromStagedFile(File file) { 10932 return new OriginInfo(file, null, true, false); 10933 } 10934 10935 static OriginInfo fromStagedContainer(String cid) { 10936 return new OriginInfo(null, cid, true, false); 10937 } 10938 10939 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10940 this.file = file; 10941 this.cid = cid; 10942 this.staged = staged; 10943 this.existing = existing; 10944 10945 if (cid != null) { 10946 resolvedPath = PackageHelper.getSdDir(cid); 10947 resolvedFile = new File(resolvedPath); 10948 } else if (file != null) { 10949 resolvedPath = file.getAbsolutePath(); 10950 resolvedFile = file; 10951 } else { 10952 resolvedPath = null; 10953 resolvedFile = null; 10954 } 10955 } 10956 } 10957 10958 static class MoveInfo { 10959 final int moveId; 10960 final String fromUuid; 10961 final String toUuid; 10962 final String packageName; 10963 final String dataAppName; 10964 final int appId; 10965 final String seinfo; 10966 final int targetSdkVersion; 10967 10968 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10969 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 10970 this.moveId = moveId; 10971 this.fromUuid = fromUuid; 10972 this.toUuid = toUuid; 10973 this.packageName = packageName; 10974 this.dataAppName = dataAppName; 10975 this.appId = appId; 10976 this.seinfo = seinfo; 10977 this.targetSdkVersion = targetSdkVersion; 10978 } 10979 } 10980 10981 class InstallParams extends HandlerParams { 10982 final OriginInfo origin; 10983 final MoveInfo move; 10984 final IPackageInstallObserver2 observer; 10985 int installFlags; 10986 final String installerPackageName; 10987 final String volumeUuid; 10988 final VerificationParams verificationParams; 10989 private InstallArgs mArgs; 10990 private int mRet; 10991 final String packageAbiOverride; 10992 final String[] grantedRuntimePermissions; 10993 10994 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10995 int installFlags, String installerPackageName, String volumeUuid, 10996 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10997 String[] grantedPermissions) { 10998 super(user); 10999 this.origin = origin; 11000 this.move = move; 11001 this.observer = observer; 11002 this.installFlags = installFlags; 11003 this.installerPackageName = installerPackageName; 11004 this.volumeUuid = volumeUuid; 11005 this.verificationParams = verificationParams; 11006 this.packageAbiOverride = packageAbiOverride; 11007 this.grantedRuntimePermissions = grantedPermissions; 11008 } 11009 11010 @Override 11011 public String toString() { 11012 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11013 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11014 } 11015 11016 private int installLocationPolicy(PackageInfoLite pkgLite) { 11017 String packageName = pkgLite.packageName; 11018 int installLocation = pkgLite.installLocation; 11019 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11020 // reader 11021 synchronized (mPackages) { 11022 PackageParser.Package pkg = mPackages.get(packageName); 11023 if (pkg != null) { 11024 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11025 // Check for downgrading. 11026 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11027 try { 11028 checkDowngrade(pkg, pkgLite); 11029 } catch (PackageManagerException e) { 11030 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11031 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11032 } 11033 } 11034 // Check for updated system application. 11035 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11036 if (onSd) { 11037 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11038 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11039 } 11040 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11041 } else { 11042 if (onSd) { 11043 // Install flag overrides everything. 11044 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11045 } 11046 // If current upgrade specifies particular preference 11047 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11048 // Application explicitly specified internal. 11049 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11050 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11051 // App explictly prefers external. Let policy decide 11052 } else { 11053 // Prefer previous location 11054 if (isExternal(pkg)) { 11055 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11056 } 11057 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11058 } 11059 } 11060 } else { 11061 // Invalid install. Return error code 11062 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11063 } 11064 } 11065 } 11066 // All the special cases have been taken care of. 11067 // Return result based on recommended install location. 11068 if (onSd) { 11069 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11070 } 11071 return pkgLite.recommendedInstallLocation; 11072 } 11073 11074 /* 11075 * Invoke remote method to get package information and install 11076 * location values. Override install location based on default 11077 * policy if needed and then create install arguments based 11078 * on the install location. 11079 */ 11080 public void handleStartCopy() throws RemoteException { 11081 int ret = PackageManager.INSTALL_SUCCEEDED; 11082 11083 // If we're already staged, we've firmly committed to an install location 11084 if (origin.staged) { 11085 if (origin.file != null) { 11086 installFlags |= PackageManager.INSTALL_INTERNAL; 11087 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11088 } else if (origin.cid != null) { 11089 installFlags |= PackageManager.INSTALL_EXTERNAL; 11090 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11091 } else { 11092 throw new IllegalStateException("Invalid stage location"); 11093 } 11094 } 11095 11096 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11097 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11098 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11099 PackageInfoLite pkgLite = null; 11100 11101 if (onInt && onSd) { 11102 // Check if both bits are set. 11103 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11104 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11105 } else if (onSd && ephemeral) { 11106 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11107 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11108 } else { 11109 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11110 packageAbiOverride); 11111 11112 if (DEBUG_EPHEMERAL && ephemeral) { 11113 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11114 } 11115 11116 /* 11117 * If we have too little free space, try to free cache 11118 * before giving up. 11119 */ 11120 if (!origin.staged && pkgLite.recommendedInstallLocation 11121 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11122 // TODO: focus freeing disk space on the target device 11123 final StorageManager storage = StorageManager.from(mContext); 11124 final long lowThreshold = storage.getStorageLowBytes( 11125 Environment.getDataDirectory()); 11126 11127 final long sizeBytes = mContainerService.calculateInstalledSize( 11128 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11129 11130 try { 11131 mInstaller.freeCache(null, sizeBytes + lowThreshold); 11132 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11133 installFlags, packageAbiOverride); 11134 } catch (InstallerException e) { 11135 Slog.w(TAG, "Failed to free cache", e); 11136 } 11137 11138 /* 11139 * The cache free must have deleted the file we 11140 * downloaded to install. 11141 * 11142 * TODO: fix the "freeCache" call to not delete 11143 * the file we care about. 11144 */ 11145 if (pkgLite.recommendedInstallLocation 11146 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11147 pkgLite.recommendedInstallLocation 11148 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11149 } 11150 } 11151 } 11152 11153 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11154 int loc = pkgLite.recommendedInstallLocation; 11155 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11156 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11157 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11158 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11159 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11160 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11161 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11162 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11163 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11164 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11165 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11166 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11167 } else { 11168 // Override with defaults if needed. 11169 loc = installLocationPolicy(pkgLite); 11170 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11171 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11172 } else if (!onSd && !onInt) { 11173 // Override install location with flags 11174 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11175 // Set the flag to install on external media. 11176 installFlags |= PackageManager.INSTALL_EXTERNAL; 11177 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11178 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11179 if (DEBUG_EPHEMERAL) { 11180 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11181 } 11182 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11183 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11184 |PackageManager.INSTALL_INTERNAL); 11185 } else { 11186 // Make sure the flag for installing on external 11187 // media is unset 11188 installFlags |= PackageManager.INSTALL_INTERNAL; 11189 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11190 } 11191 } 11192 } 11193 } 11194 11195 final InstallArgs args = createInstallArgs(this); 11196 mArgs = args; 11197 11198 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11199 // TODO: http://b/22976637 11200 // Apps installed for "all" users use the device owner to verify the app 11201 UserHandle verifierUser = getUser(); 11202 if (verifierUser == UserHandle.ALL) { 11203 verifierUser = UserHandle.SYSTEM; 11204 } 11205 11206 /* 11207 * Determine if we have any installed package verifiers. If we 11208 * do, then we'll defer to them to verify the packages. 11209 */ 11210 final int requiredUid = mRequiredVerifierPackage == null ? -1 11211 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 11212 verifierUser.getIdentifier()); 11213 if (!origin.existing && requiredUid != -1 11214 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11215 final Intent verification = new Intent( 11216 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11217 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11218 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11219 PACKAGE_MIME_TYPE); 11220 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11221 11222 // Query all live verifiers based on current user state 11223 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11224 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11225 11226 if (DEBUG_VERIFY) { 11227 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11228 + verification.toString() + " with " + pkgLite.verifiers.length 11229 + " optional verifiers"); 11230 } 11231 11232 final int verificationId = mPendingVerificationToken++; 11233 11234 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11235 11236 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11237 installerPackageName); 11238 11239 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11240 installFlags); 11241 11242 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11243 pkgLite.packageName); 11244 11245 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11246 pkgLite.versionCode); 11247 11248 if (verificationParams != null) { 11249 if (verificationParams.getVerificationURI() != null) { 11250 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11251 verificationParams.getVerificationURI()); 11252 } 11253 if (verificationParams.getOriginatingURI() != null) { 11254 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11255 verificationParams.getOriginatingURI()); 11256 } 11257 if (verificationParams.getReferrer() != null) { 11258 verification.putExtra(Intent.EXTRA_REFERRER, 11259 verificationParams.getReferrer()); 11260 } 11261 if (verificationParams.getOriginatingUid() >= 0) { 11262 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11263 verificationParams.getOriginatingUid()); 11264 } 11265 if (verificationParams.getInstallerUid() >= 0) { 11266 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11267 verificationParams.getInstallerUid()); 11268 } 11269 } 11270 11271 final PackageVerificationState verificationState = new PackageVerificationState( 11272 requiredUid, args); 11273 11274 mPendingVerification.append(verificationId, verificationState); 11275 11276 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11277 receivers, verificationState); 11278 11279 /* 11280 * If any sufficient verifiers were listed in the package 11281 * manifest, attempt to ask them. 11282 */ 11283 if (sufficientVerifiers != null) { 11284 final int N = sufficientVerifiers.size(); 11285 if (N == 0) { 11286 Slog.i(TAG, "Additional verifiers required, but none installed."); 11287 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11288 } else { 11289 for (int i = 0; i < N; i++) { 11290 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11291 11292 final Intent sufficientIntent = new Intent(verification); 11293 sufficientIntent.setComponent(verifierComponent); 11294 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11295 } 11296 } 11297 } 11298 11299 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11300 mRequiredVerifierPackage, receivers); 11301 if (ret == PackageManager.INSTALL_SUCCEEDED 11302 && mRequiredVerifierPackage != null) { 11303 Trace.asyncTraceBegin( 11304 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11305 /* 11306 * Send the intent to the required verification agent, 11307 * but only start the verification timeout after the 11308 * target BroadcastReceivers have run. 11309 */ 11310 verification.setComponent(requiredVerifierComponent); 11311 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11312 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11313 new BroadcastReceiver() { 11314 @Override 11315 public void onReceive(Context context, Intent intent) { 11316 final Message msg = mHandler 11317 .obtainMessage(CHECK_PENDING_VERIFICATION); 11318 msg.arg1 = verificationId; 11319 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11320 } 11321 }, null, 0, null, null); 11322 11323 /* 11324 * We don't want the copy to proceed until verification 11325 * succeeds, so null out this field. 11326 */ 11327 mArgs = null; 11328 } 11329 } else { 11330 /* 11331 * No package verification is enabled, so immediately start 11332 * the remote call to initiate copy using temporary file. 11333 */ 11334 ret = args.copyApk(mContainerService, true); 11335 } 11336 } 11337 11338 mRet = ret; 11339 } 11340 11341 @Override 11342 void handleReturnCode() { 11343 // If mArgs is null, then MCS couldn't be reached. When it 11344 // reconnects, it will try again to install. At that point, this 11345 // will succeed. 11346 if (mArgs != null) { 11347 processPendingInstall(mArgs, mRet); 11348 } 11349 } 11350 11351 @Override 11352 void handleServiceError() { 11353 mArgs = createInstallArgs(this); 11354 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11355 } 11356 11357 public boolean isForwardLocked() { 11358 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11359 } 11360 } 11361 11362 /** 11363 * Used during creation of InstallArgs 11364 * 11365 * @param installFlags package installation flags 11366 * @return true if should be installed on external storage 11367 */ 11368 private static boolean installOnExternalAsec(int installFlags) { 11369 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11370 return false; 11371 } 11372 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11373 return true; 11374 } 11375 return false; 11376 } 11377 11378 /** 11379 * Used during creation of InstallArgs 11380 * 11381 * @param installFlags package installation flags 11382 * @return true if should be installed as forward locked 11383 */ 11384 private static boolean installForwardLocked(int installFlags) { 11385 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11386 } 11387 11388 private InstallArgs createInstallArgs(InstallParams params) { 11389 if (params.move != null) { 11390 return new MoveInstallArgs(params); 11391 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11392 return new AsecInstallArgs(params); 11393 } else { 11394 return new FileInstallArgs(params); 11395 } 11396 } 11397 11398 /** 11399 * Create args that describe an existing installed package. Typically used 11400 * when cleaning up old installs, or used as a move source. 11401 */ 11402 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11403 String resourcePath, String[] instructionSets) { 11404 final boolean isInAsec; 11405 if (installOnExternalAsec(installFlags)) { 11406 /* Apps on SD card are always in ASEC containers. */ 11407 isInAsec = true; 11408 } else if (installForwardLocked(installFlags) 11409 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11410 /* 11411 * Forward-locked apps are only in ASEC containers if they're the 11412 * new style 11413 */ 11414 isInAsec = true; 11415 } else { 11416 isInAsec = false; 11417 } 11418 11419 if (isInAsec) { 11420 return new AsecInstallArgs(codePath, instructionSets, 11421 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11422 } else { 11423 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11424 } 11425 } 11426 11427 static abstract class InstallArgs { 11428 /** @see InstallParams#origin */ 11429 final OriginInfo origin; 11430 /** @see InstallParams#move */ 11431 final MoveInfo move; 11432 11433 final IPackageInstallObserver2 observer; 11434 // Always refers to PackageManager flags only 11435 final int installFlags; 11436 final String installerPackageName; 11437 final String volumeUuid; 11438 final UserHandle user; 11439 final String abiOverride; 11440 final String[] installGrantPermissions; 11441 /** If non-null, drop an async trace when the install completes */ 11442 final String traceMethod; 11443 final int traceCookie; 11444 11445 // The list of instruction sets supported by this app. This is currently 11446 // only used during the rmdex() phase to clean up resources. We can get rid of this 11447 // if we move dex files under the common app path. 11448 /* nullable */ String[] instructionSets; 11449 11450 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11451 int installFlags, String installerPackageName, String volumeUuid, 11452 UserHandle user, String[] instructionSets, 11453 String abiOverride, String[] installGrantPermissions, 11454 String traceMethod, int traceCookie) { 11455 this.origin = origin; 11456 this.move = move; 11457 this.installFlags = installFlags; 11458 this.observer = observer; 11459 this.installerPackageName = installerPackageName; 11460 this.volumeUuid = volumeUuid; 11461 this.user = user; 11462 this.instructionSets = instructionSets; 11463 this.abiOverride = abiOverride; 11464 this.installGrantPermissions = installGrantPermissions; 11465 this.traceMethod = traceMethod; 11466 this.traceCookie = traceCookie; 11467 } 11468 11469 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11470 abstract int doPreInstall(int status); 11471 11472 /** 11473 * Rename package into final resting place. All paths on the given 11474 * scanned package should be updated to reflect the rename. 11475 */ 11476 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11477 abstract int doPostInstall(int status, int uid); 11478 11479 /** @see PackageSettingBase#codePathString */ 11480 abstract String getCodePath(); 11481 /** @see PackageSettingBase#resourcePathString */ 11482 abstract String getResourcePath(); 11483 11484 // Need installer lock especially for dex file removal. 11485 abstract void cleanUpResourcesLI(); 11486 abstract boolean doPostDeleteLI(boolean delete); 11487 11488 /** 11489 * Called before the source arguments are copied. This is used mostly 11490 * for MoveParams when it needs to read the source file to put it in the 11491 * destination. 11492 */ 11493 int doPreCopy() { 11494 return PackageManager.INSTALL_SUCCEEDED; 11495 } 11496 11497 /** 11498 * Called after the source arguments are copied. This is used mostly for 11499 * MoveParams when it needs to read the source file to put it in the 11500 * destination. 11501 * 11502 * @return 11503 */ 11504 int doPostCopy(int uid) { 11505 return PackageManager.INSTALL_SUCCEEDED; 11506 } 11507 11508 protected boolean isFwdLocked() { 11509 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11510 } 11511 11512 protected boolean isExternalAsec() { 11513 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11514 } 11515 11516 protected boolean isEphemeral() { 11517 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11518 } 11519 11520 UserHandle getUser() { 11521 return user; 11522 } 11523 } 11524 11525 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11526 if (!allCodePaths.isEmpty()) { 11527 if (instructionSets == null) { 11528 throw new IllegalStateException("instructionSet == null"); 11529 } 11530 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11531 for (String codePath : allCodePaths) { 11532 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11533 try { 11534 mInstaller.rmdex(codePath, dexCodeInstructionSet); 11535 } catch (InstallerException ignored) { 11536 } 11537 } 11538 } 11539 } 11540 } 11541 11542 /** 11543 * Logic to handle installation of non-ASEC applications, including copying 11544 * and renaming logic. 11545 */ 11546 class FileInstallArgs extends InstallArgs { 11547 private File codeFile; 11548 private File resourceFile; 11549 11550 // Example topology: 11551 // /data/app/com.example/base.apk 11552 // /data/app/com.example/split_foo.apk 11553 // /data/app/com.example/lib/arm/libfoo.so 11554 // /data/app/com.example/lib/arm64/libfoo.so 11555 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11556 11557 /** New install */ 11558 FileInstallArgs(InstallParams params) { 11559 super(params.origin, params.move, params.observer, params.installFlags, 11560 params.installerPackageName, params.volumeUuid, 11561 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11562 params.grantedRuntimePermissions, 11563 params.traceMethod, params.traceCookie); 11564 if (isFwdLocked()) { 11565 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11566 } 11567 } 11568 11569 /** Existing install */ 11570 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11571 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 11572 null, null, null, 0); 11573 this.codeFile = (codePath != null) ? new File(codePath) : null; 11574 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11575 } 11576 11577 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11578 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11579 try { 11580 return doCopyApk(imcs, temp); 11581 } finally { 11582 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11583 } 11584 } 11585 11586 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11587 if (origin.staged) { 11588 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11589 codeFile = origin.file; 11590 resourceFile = origin.file; 11591 return PackageManager.INSTALL_SUCCEEDED; 11592 } 11593 11594 try { 11595 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11596 final File tempDir = 11597 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11598 codeFile = tempDir; 11599 resourceFile = tempDir; 11600 } catch (IOException e) { 11601 Slog.w(TAG, "Failed to create copy file: " + e); 11602 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11603 } 11604 11605 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11606 @Override 11607 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11608 if (!FileUtils.isValidExtFilename(name)) { 11609 throw new IllegalArgumentException("Invalid filename: " + name); 11610 } 11611 try { 11612 final File file = new File(codeFile, name); 11613 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11614 O_RDWR | O_CREAT, 0644); 11615 Os.chmod(file.getAbsolutePath(), 0644); 11616 return new ParcelFileDescriptor(fd); 11617 } catch (ErrnoException e) { 11618 throw new RemoteException("Failed to open: " + e.getMessage()); 11619 } 11620 } 11621 }; 11622 11623 int ret = PackageManager.INSTALL_SUCCEEDED; 11624 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11625 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11626 Slog.e(TAG, "Failed to copy package"); 11627 return ret; 11628 } 11629 11630 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11631 NativeLibraryHelper.Handle handle = null; 11632 try { 11633 handle = NativeLibraryHelper.Handle.create(codeFile); 11634 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11635 abiOverride); 11636 } catch (IOException e) { 11637 Slog.e(TAG, "Copying native libraries failed", e); 11638 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11639 } finally { 11640 IoUtils.closeQuietly(handle); 11641 } 11642 11643 return ret; 11644 } 11645 11646 int doPreInstall(int status) { 11647 if (status != PackageManager.INSTALL_SUCCEEDED) { 11648 cleanUp(); 11649 } 11650 return status; 11651 } 11652 11653 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11654 if (status != PackageManager.INSTALL_SUCCEEDED) { 11655 cleanUp(); 11656 return false; 11657 } 11658 11659 final File targetDir = codeFile.getParentFile(); 11660 final File beforeCodeFile = codeFile; 11661 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11662 11663 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11664 try { 11665 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11666 } catch (ErrnoException e) { 11667 Slog.w(TAG, "Failed to rename", e); 11668 return false; 11669 } 11670 11671 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11672 Slog.w(TAG, "Failed to restorecon"); 11673 return false; 11674 } 11675 11676 // Reflect the rename internally 11677 codeFile = afterCodeFile; 11678 resourceFile = afterCodeFile; 11679 11680 // Reflect the rename in scanned details 11681 pkg.codePath = afterCodeFile.getAbsolutePath(); 11682 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11683 pkg.baseCodePath); 11684 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11685 pkg.splitCodePaths); 11686 11687 // Reflect the rename in app info 11688 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11689 pkg.applicationInfo.setCodePath(pkg.codePath); 11690 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11691 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11692 pkg.applicationInfo.setResourcePath(pkg.codePath); 11693 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11694 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11695 11696 return true; 11697 } 11698 11699 int doPostInstall(int status, int uid) { 11700 if (status != PackageManager.INSTALL_SUCCEEDED) { 11701 cleanUp(); 11702 } 11703 return status; 11704 } 11705 11706 @Override 11707 String getCodePath() { 11708 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11709 } 11710 11711 @Override 11712 String getResourcePath() { 11713 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11714 } 11715 11716 private boolean cleanUp() { 11717 if (codeFile == null || !codeFile.exists()) { 11718 return false; 11719 } 11720 11721 removeCodePathLI(codeFile); 11722 11723 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11724 resourceFile.delete(); 11725 } 11726 11727 return true; 11728 } 11729 11730 void cleanUpResourcesLI() { 11731 // Try enumerating all code paths before deleting 11732 List<String> allCodePaths = Collections.EMPTY_LIST; 11733 if (codeFile != null && codeFile.exists()) { 11734 try { 11735 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11736 allCodePaths = pkg.getAllCodePaths(); 11737 } catch (PackageParserException e) { 11738 // Ignored; we tried our best 11739 } 11740 } 11741 11742 cleanUp(); 11743 removeDexFiles(allCodePaths, instructionSets); 11744 } 11745 11746 boolean doPostDeleteLI(boolean delete) { 11747 // XXX err, shouldn't we respect the delete flag? 11748 cleanUpResourcesLI(); 11749 return true; 11750 } 11751 } 11752 11753 private boolean isAsecExternal(String cid) { 11754 final String asecPath = PackageHelper.getSdFilesystem(cid); 11755 return !asecPath.startsWith(mAsecInternalPath); 11756 } 11757 11758 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11759 PackageManagerException { 11760 if (copyRet < 0) { 11761 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11762 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11763 throw new PackageManagerException(copyRet, message); 11764 } 11765 } 11766 } 11767 11768 /** 11769 * Extract the MountService "container ID" from the full code path of an 11770 * .apk. 11771 */ 11772 static String cidFromCodePath(String fullCodePath) { 11773 int eidx = fullCodePath.lastIndexOf("/"); 11774 String subStr1 = fullCodePath.substring(0, eidx); 11775 int sidx = subStr1.lastIndexOf("/"); 11776 return subStr1.substring(sidx+1, eidx); 11777 } 11778 11779 /** 11780 * Logic to handle installation of ASEC applications, including copying and 11781 * renaming logic. 11782 */ 11783 class AsecInstallArgs extends InstallArgs { 11784 static final String RES_FILE_NAME = "pkg.apk"; 11785 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11786 11787 String cid; 11788 String packagePath; 11789 String resourcePath; 11790 11791 /** New install */ 11792 AsecInstallArgs(InstallParams params) { 11793 super(params.origin, params.move, params.observer, params.installFlags, 11794 params.installerPackageName, params.volumeUuid, 11795 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11796 params.grantedRuntimePermissions, 11797 params.traceMethod, params.traceCookie); 11798 } 11799 11800 /** Existing install */ 11801 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11802 boolean isExternal, boolean isForwardLocked) { 11803 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11804 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11805 instructionSets, null, null, null, 0); 11806 // Hackily pretend we're still looking at a full code path 11807 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11808 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11809 } 11810 11811 // Extract cid from fullCodePath 11812 int eidx = fullCodePath.lastIndexOf("/"); 11813 String subStr1 = fullCodePath.substring(0, eidx); 11814 int sidx = subStr1.lastIndexOf("/"); 11815 cid = subStr1.substring(sidx+1, eidx); 11816 setMountPath(subStr1); 11817 } 11818 11819 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11820 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11821 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11822 instructionSets, null, null, null, 0); 11823 this.cid = cid; 11824 setMountPath(PackageHelper.getSdDir(cid)); 11825 } 11826 11827 void createCopyFile() { 11828 cid = mInstallerService.allocateExternalStageCidLegacy(); 11829 } 11830 11831 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11832 if (origin.staged && origin.cid != null) { 11833 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11834 cid = origin.cid; 11835 setMountPath(PackageHelper.getSdDir(cid)); 11836 return PackageManager.INSTALL_SUCCEEDED; 11837 } 11838 11839 if (temp) { 11840 createCopyFile(); 11841 } else { 11842 /* 11843 * Pre-emptively destroy the container since it's destroyed if 11844 * copying fails due to it existing anyway. 11845 */ 11846 PackageHelper.destroySdDir(cid); 11847 } 11848 11849 final String newMountPath = imcs.copyPackageToContainer( 11850 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11851 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11852 11853 if (newMountPath != null) { 11854 setMountPath(newMountPath); 11855 return PackageManager.INSTALL_SUCCEEDED; 11856 } else { 11857 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11858 } 11859 } 11860 11861 @Override 11862 String getCodePath() { 11863 return packagePath; 11864 } 11865 11866 @Override 11867 String getResourcePath() { 11868 return resourcePath; 11869 } 11870 11871 int doPreInstall(int status) { 11872 if (status != PackageManager.INSTALL_SUCCEEDED) { 11873 // Destroy container 11874 PackageHelper.destroySdDir(cid); 11875 } else { 11876 boolean mounted = PackageHelper.isContainerMounted(cid); 11877 if (!mounted) { 11878 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11879 Process.SYSTEM_UID); 11880 if (newMountPath != null) { 11881 setMountPath(newMountPath); 11882 } else { 11883 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11884 } 11885 } 11886 } 11887 return status; 11888 } 11889 11890 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11891 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11892 String newMountPath = null; 11893 if (PackageHelper.isContainerMounted(cid)) { 11894 // Unmount the container 11895 if (!PackageHelper.unMountSdDir(cid)) { 11896 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11897 return false; 11898 } 11899 } 11900 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11901 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11902 " which might be stale. Will try to clean up."); 11903 // Clean up the stale container and proceed to recreate. 11904 if (!PackageHelper.destroySdDir(newCacheId)) { 11905 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11906 return false; 11907 } 11908 // Successfully cleaned up stale container. Try to rename again. 11909 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11910 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11911 + " inspite of cleaning it up."); 11912 return false; 11913 } 11914 } 11915 if (!PackageHelper.isContainerMounted(newCacheId)) { 11916 Slog.w(TAG, "Mounting container " + newCacheId); 11917 newMountPath = PackageHelper.mountSdDir(newCacheId, 11918 getEncryptKey(), Process.SYSTEM_UID); 11919 } else { 11920 newMountPath = PackageHelper.getSdDir(newCacheId); 11921 } 11922 if (newMountPath == null) { 11923 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11924 return false; 11925 } 11926 Log.i(TAG, "Succesfully renamed " + cid + 11927 " to " + newCacheId + 11928 " at new path: " + newMountPath); 11929 cid = newCacheId; 11930 11931 final File beforeCodeFile = new File(packagePath); 11932 setMountPath(newMountPath); 11933 final File afterCodeFile = new File(packagePath); 11934 11935 // Reflect the rename in scanned details 11936 pkg.codePath = afterCodeFile.getAbsolutePath(); 11937 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11938 pkg.baseCodePath); 11939 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11940 pkg.splitCodePaths); 11941 11942 // Reflect the rename in app info 11943 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11944 pkg.applicationInfo.setCodePath(pkg.codePath); 11945 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11946 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11947 pkg.applicationInfo.setResourcePath(pkg.codePath); 11948 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11949 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11950 11951 return true; 11952 } 11953 11954 private void setMountPath(String mountPath) { 11955 final File mountFile = new File(mountPath); 11956 11957 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11958 if (monolithicFile.exists()) { 11959 packagePath = monolithicFile.getAbsolutePath(); 11960 if (isFwdLocked()) { 11961 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11962 } else { 11963 resourcePath = packagePath; 11964 } 11965 } else { 11966 packagePath = mountFile.getAbsolutePath(); 11967 resourcePath = packagePath; 11968 } 11969 } 11970 11971 int doPostInstall(int status, int uid) { 11972 if (status != PackageManager.INSTALL_SUCCEEDED) { 11973 cleanUp(); 11974 } else { 11975 final int groupOwner; 11976 final String protectedFile; 11977 if (isFwdLocked()) { 11978 groupOwner = UserHandle.getSharedAppGid(uid); 11979 protectedFile = RES_FILE_NAME; 11980 } else { 11981 groupOwner = -1; 11982 protectedFile = null; 11983 } 11984 11985 if (uid < Process.FIRST_APPLICATION_UID 11986 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11987 Slog.e(TAG, "Failed to finalize " + cid); 11988 PackageHelper.destroySdDir(cid); 11989 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11990 } 11991 11992 boolean mounted = PackageHelper.isContainerMounted(cid); 11993 if (!mounted) { 11994 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11995 } 11996 } 11997 return status; 11998 } 11999 12000 private void cleanUp() { 12001 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12002 12003 // Destroy secure container 12004 PackageHelper.destroySdDir(cid); 12005 } 12006 12007 private List<String> getAllCodePaths() { 12008 final File codeFile = new File(getCodePath()); 12009 if (codeFile != null && codeFile.exists()) { 12010 try { 12011 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12012 return pkg.getAllCodePaths(); 12013 } catch (PackageParserException e) { 12014 // Ignored; we tried our best 12015 } 12016 } 12017 return Collections.EMPTY_LIST; 12018 } 12019 12020 void cleanUpResourcesLI() { 12021 // Enumerate all code paths before deleting 12022 cleanUpResourcesLI(getAllCodePaths()); 12023 } 12024 12025 private void cleanUpResourcesLI(List<String> allCodePaths) { 12026 cleanUp(); 12027 removeDexFiles(allCodePaths, instructionSets); 12028 } 12029 12030 String getPackageName() { 12031 return getAsecPackageName(cid); 12032 } 12033 12034 boolean doPostDeleteLI(boolean delete) { 12035 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12036 final List<String> allCodePaths = getAllCodePaths(); 12037 boolean mounted = PackageHelper.isContainerMounted(cid); 12038 if (mounted) { 12039 // Unmount first 12040 if (PackageHelper.unMountSdDir(cid)) { 12041 mounted = false; 12042 } 12043 } 12044 if (!mounted && delete) { 12045 cleanUpResourcesLI(allCodePaths); 12046 } 12047 return !mounted; 12048 } 12049 12050 @Override 12051 int doPreCopy() { 12052 if (isFwdLocked()) { 12053 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 12054 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 12055 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12056 } 12057 } 12058 12059 return PackageManager.INSTALL_SUCCEEDED; 12060 } 12061 12062 @Override 12063 int doPostCopy(int uid) { 12064 if (isFwdLocked()) { 12065 if (uid < Process.FIRST_APPLICATION_UID 12066 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12067 RES_FILE_NAME)) { 12068 Slog.e(TAG, "Failed to finalize " + cid); 12069 PackageHelper.destroySdDir(cid); 12070 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12071 } 12072 } 12073 12074 return PackageManager.INSTALL_SUCCEEDED; 12075 } 12076 } 12077 12078 /** 12079 * Logic to handle movement of existing installed applications. 12080 */ 12081 class MoveInstallArgs extends InstallArgs { 12082 private File codeFile; 12083 private File resourceFile; 12084 12085 /** New install */ 12086 MoveInstallArgs(InstallParams params) { 12087 super(params.origin, params.move, params.observer, params.installFlags, 12088 params.installerPackageName, params.volumeUuid, 12089 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12090 params.grantedRuntimePermissions, 12091 params.traceMethod, params.traceCookie); 12092 } 12093 12094 int copyApk(IMediaContainerService imcs, boolean temp) { 12095 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12096 + move.fromUuid + " to " + move.toUuid); 12097 synchronized (mInstaller) { 12098 try { 12099 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12100 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 12101 } catch (InstallerException e) { 12102 Slog.w(TAG, "Failed to move app", e); 12103 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12104 } 12105 } 12106 12107 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12108 resourceFile = codeFile; 12109 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12110 12111 return PackageManager.INSTALL_SUCCEEDED; 12112 } 12113 12114 int doPreInstall(int status) { 12115 if (status != PackageManager.INSTALL_SUCCEEDED) { 12116 cleanUp(move.toUuid); 12117 } 12118 return status; 12119 } 12120 12121 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12122 if (status != PackageManager.INSTALL_SUCCEEDED) { 12123 cleanUp(move.toUuid); 12124 return false; 12125 } 12126 12127 // Reflect the move in app info 12128 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12129 pkg.applicationInfo.setCodePath(pkg.codePath); 12130 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12131 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12132 pkg.applicationInfo.setResourcePath(pkg.codePath); 12133 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12134 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12135 12136 return true; 12137 } 12138 12139 int doPostInstall(int status, int uid) { 12140 if (status == PackageManager.INSTALL_SUCCEEDED) { 12141 cleanUp(move.fromUuid); 12142 } else { 12143 cleanUp(move.toUuid); 12144 } 12145 return status; 12146 } 12147 12148 @Override 12149 String getCodePath() { 12150 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12151 } 12152 12153 @Override 12154 String getResourcePath() { 12155 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12156 } 12157 12158 private boolean cleanUp(String volumeUuid) { 12159 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12160 move.dataAppName); 12161 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12162 synchronized (mInstallLock) { 12163 // Clean up both app data and code 12164 removeDataDirsLI(volumeUuid, move.packageName); 12165 removeCodePathLI(codeFile); 12166 } 12167 return true; 12168 } 12169 12170 void cleanUpResourcesLI() { 12171 throw new UnsupportedOperationException(); 12172 } 12173 12174 boolean doPostDeleteLI(boolean delete) { 12175 throw new UnsupportedOperationException(); 12176 } 12177 } 12178 12179 static String getAsecPackageName(String packageCid) { 12180 int idx = packageCid.lastIndexOf("-"); 12181 if (idx == -1) { 12182 return packageCid; 12183 } 12184 return packageCid.substring(0, idx); 12185 } 12186 12187 // Utility method used to create code paths based on package name and available index. 12188 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12189 String idxStr = ""; 12190 int idx = 1; 12191 // Fall back to default value of idx=1 if prefix is not 12192 // part of oldCodePath 12193 if (oldCodePath != null) { 12194 String subStr = oldCodePath; 12195 // Drop the suffix right away 12196 if (suffix != null && subStr.endsWith(suffix)) { 12197 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12198 } 12199 // If oldCodePath already contains prefix find out the 12200 // ending index to either increment or decrement. 12201 int sidx = subStr.lastIndexOf(prefix); 12202 if (sidx != -1) { 12203 subStr = subStr.substring(sidx + prefix.length()); 12204 if (subStr != null) { 12205 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12206 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12207 } 12208 try { 12209 idx = Integer.parseInt(subStr); 12210 if (idx <= 1) { 12211 idx++; 12212 } else { 12213 idx--; 12214 } 12215 } catch(NumberFormatException e) { 12216 } 12217 } 12218 } 12219 } 12220 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12221 return prefix + idxStr; 12222 } 12223 12224 private File getNextCodePath(File targetDir, String packageName) { 12225 int suffix = 1; 12226 File result; 12227 do { 12228 result = new File(targetDir, packageName + "-" + suffix); 12229 suffix++; 12230 } while (result.exists()); 12231 return result; 12232 } 12233 12234 // Utility method that returns the relative package path with respect 12235 // to the installation directory. Like say for /data/data/com.test-1.apk 12236 // string com.test-1 is returned. 12237 static String deriveCodePathName(String codePath) { 12238 if (codePath == null) { 12239 return null; 12240 } 12241 final File codeFile = new File(codePath); 12242 final String name = codeFile.getName(); 12243 if (codeFile.isDirectory()) { 12244 return name; 12245 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12246 final int lastDot = name.lastIndexOf('.'); 12247 return name.substring(0, lastDot); 12248 } else { 12249 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12250 return null; 12251 } 12252 } 12253 12254 static class PackageInstalledInfo { 12255 String name; 12256 int uid; 12257 // The set of users that originally had this package installed. 12258 int[] origUsers; 12259 // The set of users that now have this package installed. 12260 int[] newUsers; 12261 PackageParser.Package pkg; 12262 int returnCode; 12263 String returnMsg; 12264 PackageRemovedInfo removedInfo; 12265 12266 public void setError(int code, String msg) { 12267 returnCode = code; 12268 returnMsg = msg; 12269 Slog.w(TAG, msg); 12270 } 12271 12272 public void setError(String msg, PackageParserException e) { 12273 returnCode = e.error; 12274 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12275 Slog.w(TAG, msg, e); 12276 } 12277 12278 public void setError(String msg, PackageManagerException e) { 12279 returnCode = e.error; 12280 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12281 Slog.w(TAG, msg, e); 12282 } 12283 12284 // In some error cases we want to convey more info back to the observer 12285 String origPackage; 12286 String origPermission; 12287 } 12288 12289 /* 12290 * Install a non-existing package. 12291 */ 12292 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12293 UserHandle user, String installerPackageName, String volumeUuid, 12294 PackageInstalledInfo res) { 12295 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12296 12297 // Remember this for later, in case we need to rollback this install 12298 String pkgName = pkg.packageName; 12299 12300 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12301 // TODO: b/23350563 12302 final boolean dataDirExists = Environment 12303 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12304 12305 synchronized(mPackages) { 12306 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12307 // A package with the same name is already installed, though 12308 // it has been renamed to an older name. The package we 12309 // are trying to install should be installed as an update to 12310 // the existing one, but that has not been requested, so bail. 12311 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12312 + " without first uninstalling package running as " 12313 + mSettings.mRenamedPackages.get(pkgName)); 12314 return; 12315 } 12316 if (mPackages.containsKey(pkgName)) { 12317 // Don't allow installation over an existing package with the same name. 12318 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12319 + " without first uninstalling."); 12320 return; 12321 } 12322 } 12323 12324 try { 12325 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12326 System.currentTimeMillis(), user); 12327 12328 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12329 prepareAppDataAfterInstall(newPackage); 12330 12331 // delete the partially installed application. the data directory will have to be 12332 // restored if it was already existing 12333 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12334 // remove package from internal structures. Note that we want deletePackageX to 12335 // delete the package data and cache directories that it created in 12336 // scanPackageLocked, unless those directories existed before we even tried to 12337 // install. 12338 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12339 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12340 res.removedInfo, true); 12341 } 12342 12343 } catch (PackageManagerException e) { 12344 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12345 } 12346 12347 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12348 } 12349 12350 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12351 // Can't rotate keys during boot or if sharedUser. 12352 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12353 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12354 return false; 12355 } 12356 // app is using upgradeKeySets; make sure all are valid 12357 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12358 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12359 for (int i = 0; i < upgradeKeySets.length; i++) { 12360 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12361 Slog.wtf(TAG, "Package " 12362 + (oldPs.name != null ? oldPs.name : "<null>") 12363 + " contains upgrade-key-set reference to unknown key-set: " 12364 + upgradeKeySets[i] 12365 + " reverting to signatures check."); 12366 return false; 12367 } 12368 } 12369 return true; 12370 } 12371 12372 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12373 // Upgrade keysets are being used. Determine if new package has a superset of the 12374 // required keys. 12375 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12376 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12377 for (int i = 0; i < upgradeKeySets.length; i++) { 12378 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12379 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12380 return true; 12381 } 12382 } 12383 return false; 12384 } 12385 12386 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12387 UserHandle user, String installerPackageName, String volumeUuid, 12388 PackageInstalledInfo res) { 12389 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12390 12391 final PackageParser.Package oldPackage; 12392 final String pkgName = pkg.packageName; 12393 final int[] allUsers; 12394 final boolean[] perUserInstalled; 12395 12396 // First find the old package info and check signatures 12397 synchronized(mPackages) { 12398 oldPackage = mPackages.get(pkgName); 12399 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12400 if (isEphemeral && !oldIsEphemeral) { 12401 // can't downgrade from full to ephemeral 12402 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12403 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12404 return; 12405 } 12406 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12407 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12408 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12409 if(!checkUpgradeKeySetLP(ps, pkg)) { 12410 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12411 "New package not signed by keys specified by upgrade-keysets: " 12412 + pkgName); 12413 return; 12414 } 12415 } else { 12416 // default to original signature matching 12417 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12418 != PackageManager.SIGNATURE_MATCH) { 12419 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12420 "New package has a different signature: " + pkgName); 12421 return; 12422 } 12423 } 12424 12425 // In case of rollback, remember per-user/profile install state 12426 allUsers = sUserManager.getUserIds(); 12427 perUserInstalled = new boolean[allUsers.length]; 12428 for (int i = 0; i < allUsers.length; i++) { 12429 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12430 } 12431 } 12432 12433 boolean sysPkg = (isSystemApp(oldPackage)); 12434 if (sysPkg) { 12435 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12436 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12437 } else { 12438 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12439 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12440 } 12441 } 12442 12443 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12444 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12445 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12446 String volumeUuid, PackageInstalledInfo res) { 12447 String pkgName = deletedPackage.packageName; 12448 boolean deletedPkg = true; 12449 boolean updatedSettings = false; 12450 12451 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12452 + deletedPackage); 12453 long origUpdateTime; 12454 if (pkg.mExtras != null) { 12455 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12456 } else { 12457 origUpdateTime = 0; 12458 } 12459 12460 // First delete the existing package while retaining the data directory 12461 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12462 res.removedInfo, true)) { 12463 // If the existing package wasn't successfully deleted 12464 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12465 deletedPkg = false; 12466 } else { 12467 // Successfully deleted the old package; proceed with replace. 12468 12469 // If deleted package lived in a container, give users a chance to 12470 // relinquish resources before killing. 12471 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12472 if (DEBUG_INSTALL) { 12473 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12474 } 12475 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12476 final ArrayList<String> pkgList = new ArrayList<String>(1); 12477 pkgList.add(deletedPackage.applicationInfo.packageName); 12478 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12479 } 12480 12481 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12482 try { 12483 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12484 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12485 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12486 perUserInstalled, res, user); 12487 prepareAppDataAfterInstall(newPackage); 12488 updatedSettings = true; 12489 } catch (PackageManagerException e) { 12490 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12491 } 12492 } 12493 12494 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12495 // remove package from internal structures. Note that we want deletePackageX to 12496 // delete the package data and cache directories that it created in 12497 // scanPackageLocked, unless those directories existed before we even tried to 12498 // install. 12499 if(updatedSettings) { 12500 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12501 deletePackageLI( 12502 pkgName, null, true, allUsers, perUserInstalled, 12503 PackageManager.DELETE_KEEP_DATA, 12504 res.removedInfo, true); 12505 } 12506 // Since we failed to install the new package we need to restore the old 12507 // package that we deleted. 12508 if (deletedPkg) { 12509 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12510 File restoreFile = new File(deletedPackage.codePath); 12511 // Parse old package 12512 boolean oldExternal = isExternal(deletedPackage); 12513 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12514 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12515 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12516 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12517 try { 12518 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12519 null); 12520 } catch (PackageManagerException e) { 12521 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12522 + e.getMessage()); 12523 return; 12524 } 12525 // Restore of old package succeeded. Update permissions. 12526 // writer 12527 synchronized (mPackages) { 12528 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12529 UPDATE_PERMISSIONS_ALL); 12530 // can downgrade to reader 12531 mSettings.writeLPr(); 12532 } 12533 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12534 } 12535 } 12536 } 12537 12538 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12539 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12540 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12541 String volumeUuid, PackageInstalledInfo res) { 12542 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12543 + ", old=" + deletedPackage); 12544 boolean disabledSystem = false; 12545 boolean updatedSettings = false; 12546 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12547 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12548 != 0) { 12549 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12550 } 12551 String packageName = deletedPackage.packageName; 12552 if (packageName == null) { 12553 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12554 "Attempt to delete null packageName."); 12555 return; 12556 } 12557 PackageParser.Package oldPkg; 12558 PackageSetting oldPkgSetting; 12559 // reader 12560 synchronized (mPackages) { 12561 oldPkg = mPackages.get(packageName); 12562 oldPkgSetting = mSettings.mPackages.get(packageName); 12563 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12564 (oldPkgSetting == null)) { 12565 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12566 "Couldn't find package " + packageName + " information"); 12567 return; 12568 } 12569 } 12570 12571 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12572 12573 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12574 res.removedInfo.removedPackage = packageName; 12575 // Remove existing system package 12576 removePackageLI(oldPkgSetting, true); 12577 // writer 12578 synchronized (mPackages) { 12579 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12580 if (!disabledSystem && deletedPackage != null) { 12581 // We didn't need to disable the .apk as a current system package, 12582 // which means we are replacing another update that is already 12583 // installed. We need to make sure to delete the older one's .apk. 12584 res.removedInfo.args = createInstallArgsForExisting(0, 12585 deletedPackage.applicationInfo.getCodePath(), 12586 deletedPackage.applicationInfo.getResourcePath(), 12587 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12588 } else { 12589 res.removedInfo.args = null; 12590 } 12591 } 12592 12593 // Successfully disabled the old package. Now proceed with re-installation 12594 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12595 12596 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12597 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12598 12599 PackageParser.Package newPackage = null; 12600 try { 12601 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12602 if (newPackage.mExtras != null) { 12603 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12604 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12605 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12606 12607 // is the update attempting to change shared user? that isn't going to work... 12608 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12609 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12610 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12611 + " to " + newPkgSetting.sharedUser); 12612 updatedSettings = true; 12613 } 12614 } 12615 12616 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12617 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12618 perUserInstalled, res, user); 12619 prepareAppDataAfterInstall(newPackage); 12620 updatedSettings = true; 12621 } 12622 12623 } catch (PackageManagerException e) { 12624 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12625 } 12626 12627 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12628 // Re installation failed. Restore old information 12629 // Remove new pkg information 12630 if (newPackage != null) { 12631 removeInstalledPackageLI(newPackage, true); 12632 } 12633 // Add back the old system package 12634 try { 12635 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12636 } catch (PackageManagerException e) { 12637 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12638 } 12639 // Restore the old system information in Settings 12640 synchronized (mPackages) { 12641 if (disabledSystem) { 12642 mSettings.enableSystemPackageLPw(packageName); 12643 } 12644 if (updatedSettings) { 12645 mSettings.setInstallerPackageName(packageName, 12646 oldPkgSetting.installerPackageName); 12647 } 12648 mSettings.writeLPr(); 12649 } 12650 } 12651 } 12652 12653 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12654 // Collect all used permissions in the UID 12655 ArraySet<String> usedPermissions = new ArraySet<>(); 12656 final int packageCount = su.packages.size(); 12657 for (int i = 0; i < packageCount; i++) { 12658 PackageSetting ps = su.packages.valueAt(i); 12659 if (ps.pkg == null) { 12660 continue; 12661 } 12662 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12663 for (int j = 0; j < requestedPermCount; j++) { 12664 String permission = ps.pkg.requestedPermissions.get(j); 12665 BasePermission bp = mSettings.mPermissions.get(permission); 12666 if (bp != null) { 12667 usedPermissions.add(permission); 12668 } 12669 } 12670 } 12671 12672 PermissionsState permissionsState = su.getPermissionsState(); 12673 // Prune install permissions 12674 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12675 final int installPermCount = installPermStates.size(); 12676 for (int i = installPermCount - 1; i >= 0; i--) { 12677 PermissionState permissionState = installPermStates.get(i); 12678 if (!usedPermissions.contains(permissionState.getName())) { 12679 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12680 if (bp != null) { 12681 permissionsState.revokeInstallPermission(bp); 12682 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12683 PackageManager.MASK_PERMISSION_FLAGS, 0); 12684 } 12685 } 12686 } 12687 12688 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12689 12690 // Prune runtime permissions 12691 for (int userId : allUserIds) { 12692 List<PermissionState> runtimePermStates = permissionsState 12693 .getRuntimePermissionStates(userId); 12694 final int runtimePermCount = runtimePermStates.size(); 12695 for (int i = runtimePermCount - 1; i >= 0; i--) { 12696 PermissionState permissionState = runtimePermStates.get(i); 12697 if (!usedPermissions.contains(permissionState.getName())) { 12698 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12699 if (bp != null) { 12700 permissionsState.revokeRuntimePermission(bp, userId); 12701 permissionsState.updatePermissionFlags(bp, userId, 12702 PackageManager.MASK_PERMISSION_FLAGS, 0); 12703 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12704 runtimePermissionChangedUserIds, userId); 12705 } 12706 } 12707 } 12708 } 12709 12710 return runtimePermissionChangedUserIds; 12711 } 12712 12713 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12714 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12715 UserHandle user) { 12716 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12717 12718 String pkgName = newPackage.packageName; 12719 synchronized (mPackages) { 12720 //write settings. the installStatus will be incomplete at this stage. 12721 //note that the new package setting would have already been 12722 //added to mPackages. It hasn't been persisted yet. 12723 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12724 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12725 mSettings.writeLPr(); 12726 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12727 } 12728 12729 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12730 synchronized (mPackages) { 12731 updatePermissionsLPw(newPackage.packageName, newPackage, 12732 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12733 ? UPDATE_PERMISSIONS_ALL : 0)); 12734 // For system-bundled packages, we assume that installing an upgraded version 12735 // of the package implies that the user actually wants to run that new code, 12736 // so we enable the package. 12737 PackageSetting ps = mSettings.mPackages.get(pkgName); 12738 if (ps != null) { 12739 if (isSystemApp(newPackage)) { 12740 // NB: implicit assumption that system package upgrades apply to all users 12741 if (DEBUG_INSTALL) { 12742 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12743 } 12744 if (res.origUsers != null) { 12745 for (int userHandle : res.origUsers) { 12746 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12747 userHandle, installerPackageName); 12748 } 12749 } 12750 // Also convey the prior install/uninstall state 12751 if (allUsers != null && perUserInstalled != null) { 12752 for (int i = 0; i < allUsers.length; i++) { 12753 if (DEBUG_INSTALL) { 12754 Slog.d(TAG, " user " + allUsers[i] 12755 + " => " + perUserInstalled[i]); 12756 } 12757 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12758 } 12759 // these install state changes will be persisted in the 12760 // upcoming call to mSettings.writeLPr(). 12761 } 12762 } 12763 // It's implied that when a user requests installation, they want the app to be 12764 // installed and enabled. 12765 int userId = user.getIdentifier(); 12766 if (userId != UserHandle.USER_ALL) { 12767 ps.setInstalled(true, userId); 12768 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12769 } 12770 } 12771 res.name = pkgName; 12772 res.uid = newPackage.applicationInfo.uid; 12773 res.pkg = newPackage; 12774 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12775 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12776 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12777 //to update install status 12778 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12779 mSettings.writeLPr(); 12780 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12781 } 12782 12783 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12784 } 12785 12786 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12787 try { 12788 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12789 installPackageLI(args, res); 12790 } finally { 12791 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12792 } 12793 } 12794 12795 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12796 final int installFlags = args.installFlags; 12797 final String installerPackageName = args.installerPackageName; 12798 final String volumeUuid = args.volumeUuid; 12799 final File tmpPackageFile = new File(args.getCodePath()); 12800 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12801 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12802 || (args.volumeUuid != null)); 12803 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12804 boolean replace = false; 12805 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12806 if (args.move != null) { 12807 // moving a complete application; perfom an initial scan on the new install location 12808 scanFlags |= SCAN_INITIAL; 12809 } 12810 // Result object to be returned 12811 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12812 12813 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12814 12815 // Sanity check 12816 if (ephemeral && (forwardLocked || onExternal)) { 12817 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12818 + " external=" + onExternal); 12819 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12820 return; 12821 } 12822 12823 // Retrieve PackageSettings and parse package 12824 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12825 | PackageParser.PARSE_ENFORCE_CODE 12826 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12827 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12828 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12829 PackageParser pp = new PackageParser(); 12830 pp.setSeparateProcesses(mSeparateProcesses); 12831 pp.setDisplayMetrics(mMetrics); 12832 12833 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12834 final PackageParser.Package pkg; 12835 try { 12836 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12837 } catch (PackageParserException e) { 12838 res.setError("Failed parse during installPackageLI", e); 12839 return; 12840 } finally { 12841 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12842 } 12843 12844 // Mark that we have an install time CPU ABI override. 12845 pkg.cpuAbiOverride = args.abiOverride; 12846 12847 String pkgName = res.name = pkg.packageName; 12848 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12849 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12850 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12851 return; 12852 } 12853 } 12854 12855 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12856 try { 12857 pp.collectCertificates(pkg, parseFlags); 12858 } catch (PackageParserException e) { 12859 res.setError("Failed collect during installPackageLI", e); 12860 return; 12861 } finally { 12862 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12863 } 12864 12865 // Get rid of all references to package scan path via parser. 12866 pp = null; 12867 String oldCodePath = null; 12868 boolean systemApp = false; 12869 synchronized (mPackages) { 12870 // Check if installing already existing package 12871 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12872 String oldName = mSettings.mRenamedPackages.get(pkgName); 12873 if (pkg.mOriginalPackages != null 12874 && pkg.mOriginalPackages.contains(oldName) 12875 && mPackages.containsKey(oldName)) { 12876 // This package is derived from an original package, 12877 // and this device has been updating from that original 12878 // name. We must continue using the original name, so 12879 // rename the new package here. 12880 pkg.setPackageName(oldName); 12881 pkgName = pkg.packageName; 12882 replace = true; 12883 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12884 + oldName + " pkgName=" + pkgName); 12885 } else if (mPackages.containsKey(pkgName)) { 12886 // This package, under its official name, already exists 12887 // on the device; we should replace it. 12888 replace = true; 12889 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12890 } 12891 12892 // Prevent apps opting out from runtime permissions 12893 if (replace) { 12894 PackageParser.Package oldPackage = mPackages.get(pkgName); 12895 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12896 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12897 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12898 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12899 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12900 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12901 + " doesn't support runtime permissions but the old" 12902 + " target SDK " + oldTargetSdk + " does."); 12903 return; 12904 } 12905 } 12906 } 12907 12908 PackageSetting ps = mSettings.mPackages.get(pkgName); 12909 if (ps != null) { 12910 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12911 12912 // Quick sanity check that we're signed correctly if updating; 12913 // we'll check this again later when scanning, but we want to 12914 // bail early here before tripping over redefined permissions. 12915 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12916 if (!checkUpgradeKeySetLP(ps, pkg)) { 12917 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12918 + pkg.packageName + " upgrade keys do not match the " 12919 + "previously installed version"); 12920 return; 12921 } 12922 } else { 12923 try { 12924 verifySignaturesLP(ps, pkg); 12925 } catch (PackageManagerException e) { 12926 res.setError(e.error, e.getMessage()); 12927 return; 12928 } 12929 } 12930 12931 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12932 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12933 systemApp = (ps.pkg.applicationInfo.flags & 12934 ApplicationInfo.FLAG_SYSTEM) != 0; 12935 } 12936 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12937 } 12938 12939 // Check whether the newly-scanned package wants to define an already-defined perm 12940 int N = pkg.permissions.size(); 12941 for (int i = N-1; i >= 0; i--) { 12942 PackageParser.Permission perm = pkg.permissions.get(i); 12943 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12944 if (bp != null) { 12945 // If the defining package is signed with our cert, it's okay. This 12946 // also includes the "updating the same package" case, of course. 12947 // "updating same package" could also involve key-rotation. 12948 final boolean sigsOk; 12949 if (bp.sourcePackage.equals(pkg.packageName) 12950 && (bp.packageSetting instanceof PackageSetting) 12951 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12952 scanFlags))) { 12953 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12954 } else { 12955 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12956 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12957 } 12958 if (!sigsOk) { 12959 // If the owning package is the system itself, we log but allow 12960 // install to proceed; we fail the install on all other permission 12961 // redefinitions. 12962 if (!bp.sourcePackage.equals("android")) { 12963 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12964 + pkg.packageName + " attempting to redeclare permission " 12965 + perm.info.name + " already owned by " + bp.sourcePackage); 12966 res.origPermission = perm.info.name; 12967 res.origPackage = bp.sourcePackage; 12968 return; 12969 } else { 12970 Slog.w(TAG, "Package " + pkg.packageName 12971 + " attempting to redeclare system permission " 12972 + perm.info.name + "; ignoring new declaration"); 12973 pkg.permissions.remove(i); 12974 } 12975 } 12976 } 12977 } 12978 12979 } 12980 12981 if (systemApp) { 12982 if (onExternal) { 12983 // Abort update; system app can't be replaced with app on sdcard 12984 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12985 "Cannot install updates to system apps on sdcard"); 12986 return; 12987 } else if (ephemeral) { 12988 // Abort update; system app can't be replaced with an ephemeral app 12989 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12990 "Cannot update a system app with an ephemeral app"); 12991 return; 12992 } 12993 } 12994 12995 if (args.move != null) { 12996 // We did an in-place move, so dex is ready to roll 12997 scanFlags |= SCAN_NO_DEX; 12998 scanFlags |= SCAN_MOVE; 12999 13000 synchronized (mPackages) { 13001 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13002 if (ps == null) { 13003 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13004 "Missing settings for moved package " + pkgName); 13005 } 13006 13007 // We moved the entire application as-is, so bring over the 13008 // previously derived ABI information. 13009 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13010 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13011 } 13012 13013 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13014 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13015 scanFlags |= SCAN_NO_DEX; 13016 13017 try { 13018 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13019 true /* extract libs */); 13020 } catch (PackageManagerException pme) { 13021 Slog.e(TAG, "Error deriving application ABI", pme); 13022 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13023 return; 13024 } 13025 13026 // Extract package to save the VM unzipping the APK in memory during 13027 // launch. Only do this if profile-guided compilation is enabled because 13028 // otherwise BackgroundDexOptService will not dexopt the package later. 13029 if (mUseJitProfiles) { 13030 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 13031 // Do not run PackageDexOptimizer through the local performDexOpt 13032 // method because `pkg` is not in `mPackages` yet. 13033 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instructionSets */, 13034 false /* inclDependencies */, false /* useProfiles */, 13035 true /* extractOnly */); 13036 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13037 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 13038 String msg = "Extracking package failed for " + pkgName; 13039 res.setError(INSTALL_FAILED_DEXOPT, msg); 13040 return; 13041 } 13042 } 13043 } 13044 13045 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13046 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13047 return; 13048 } 13049 13050 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13051 13052 if (replace) { 13053 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13054 installerPackageName, volumeUuid, res); 13055 } else { 13056 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13057 args.user, installerPackageName, volumeUuid, res); 13058 } 13059 synchronized (mPackages) { 13060 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13061 if (ps != null) { 13062 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13063 } 13064 } 13065 } 13066 13067 private void startIntentFilterVerifications(int userId, boolean replacing, 13068 PackageParser.Package pkg) { 13069 if (mIntentFilterVerifierComponent == null) { 13070 Slog.w(TAG, "No IntentFilter verification will not be done as " 13071 + "there is no IntentFilterVerifier available!"); 13072 return; 13073 } 13074 13075 final int verifierUid = getPackageUid( 13076 mIntentFilterVerifierComponent.getPackageName(), 13077 MATCH_DEBUG_TRIAGED_MISSING, 13078 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13079 13080 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13081 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13082 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13083 mHandler.sendMessage(msg); 13084 } 13085 13086 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13087 PackageParser.Package pkg) { 13088 int size = pkg.activities.size(); 13089 if (size == 0) { 13090 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13091 "No activity, so no need to verify any IntentFilter!"); 13092 return; 13093 } 13094 13095 final boolean hasDomainURLs = hasDomainURLs(pkg); 13096 if (!hasDomainURLs) { 13097 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13098 "No domain URLs, so no need to verify any IntentFilter!"); 13099 return; 13100 } 13101 13102 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13103 + " if any IntentFilter from the " + size 13104 + " Activities needs verification ..."); 13105 13106 int count = 0; 13107 final String packageName = pkg.packageName; 13108 13109 synchronized (mPackages) { 13110 // If this is a new install and we see that we've already run verification for this 13111 // package, we have nothing to do: it means the state was restored from backup. 13112 if (!replacing) { 13113 IntentFilterVerificationInfo ivi = 13114 mSettings.getIntentFilterVerificationLPr(packageName); 13115 if (ivi != null) { 13116 if (DEBUG_DOMAIN_VERIFICATION) { 13117 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13118 + ivi.getStatusString()); 13119 } 13120 return; 13121 } 13122 } 13123 13124 // If any filters need to be verified, then all need to be. 13125 boolean needToVerify = false; 13126 for (PackageParser.Activity a : pkg.activities) { 13127 for (ActivityIntentInfo filter : a.intents) { 13128 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13129 if (DEBUG_DOMAIN_VERIFICATION) { 13130 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13131 } 13132 needToVerify = true; 13133 break; 13134 } 13135 } 13136 } 13137 13138 if (needToVerify) { 13139 final int verificationId = mIntentFilterVerificationToken++; 13140 for (PackageParser.Activity a : pkg.activities) { 13141 for (ActivityIntentInfo filter : a.intents) { 13142 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13143 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13144 "Verification needed for IntentFilter:" + filter.toString()); 13145 mIntentFilterVerifier.addOneIntentFilterVerification( 13146 verifierUid, userId, verificationId, filter, packageName); 13147 count++; 13148 } 13149 } 13150 } 13151 } 13152 } 13153 13154 if (count > 0) { 13155 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13156 + " IntentFilter verification" + (count > 1 ? "s" : "") 13157 + " for userId:" + userId); 13158 mIntentFilterVerifier.startVerifications(userId); 13159 } else { 13160 if (DEBUG_DOMAIN_VERIFICATION) { 13161 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13162 } 13163 } 13164 } 13165 13166 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13167 final ComponentName cn = filter.activity.getComponentName(); 13168 final String packageName = cn.getPackageName(); 13169 13170 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13171 packageName); 13172 if (ivi == null) { 13173 return true; 13174 } 13175 int status = ivi.getStatus(); 13176 switch (status) { 13177 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13178 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13179 return true; 13180 13181 default: 13182 // Nothing to do 13183 return false; 13184 } 13185 } 13186 13187 private static boolean isMultiArch(ApplicationInfo info) { 13188 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13189 } 13190 13191 private static boolean isExternal(PackageParser.Package pkg) { 13192 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13193 } 13194 13195 private static boolean isExternal(PackageSetting ps) { 13196 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13197 } 13198 13199 private static boolean isEphemeral(PackageParser.Package pkg) { 13200 return pkg.applicationInfo.isEphemeralApp(); 13201 } 13202 13203 private static boolean isEphemeral(PackageSetting ps) { 13204 return ps.pkg != null && isEphemeral(ps.pkg); 13205 } 13206 13207 private static boolean isSystemApp(PackageParser.Package pkg) { 13208 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13209 } 13210 13211 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13212 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13213 } 13214 13215 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13216 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13217 } 13218 13219 private static boolean isSystemApp(PackageSetting ps) { 13220 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13221 } 13222 13223 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13224 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13225 } 13226 13227 private int packageFlagsToInstallFlags(PackageSetting ps) { 13228 int installFlags = 0; 13229 if (isEphemeral(ps)) { 13230 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13231 } 13232 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13233 // This existing package was an external ASEC install when we have 13234 // the external flag without a UUID 13235 installFlags |= PackageManager.INSTALL_EXTERNAL; 13236 } 13237 if (ps.isForwardLocked()) { 13238 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13239 } 13240 return installFlags; 13241 } 13242 13243 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13244 if (isExternal(pkg)) { 13245 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13246 return StorageManager.UUID_PRIMARY_PHYSICAL; 13247 } else { 13248 return pkg.volumeUuid; 13249 } 13250 } else { 13251 return StorageManager.UUID_PRIVATE_INTERNAL; 13252 } 13253 } 13254 13255 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13256 if (isExternal(pkg)) { 13257 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13258 return mSettings.getExternalVersion(); 13259 } else { 13260 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13261 } 13262 } else { 13263 return mSettings.getInternalVersion(); 13264 } 13265 } 13266 13267 private void deleteTempPackageFiles() { 13268 final FilenameFilter filter = new FilenameFilter() { 13269 public boolean accept(File dir, String name) { 13270 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13271 } 13272 }; 13273 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13274 file.delete(); 13275 } 13276 } 13277 13278 @Override 13279 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13280 int flags) { 13281 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13282 flags); 13283 } 13284 13285 @Override 13286 public void deletePackage(final String packageName, 13287 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13288 mContext.enforceCallingOrSelfPermission( 13289 android.Manifest.permission.DELETE_PACKAGES, null); 13290 Preconditions.checkNotNull(packageName); 13291 Preconditions.checkNotNull(observer); 13292 final int uid = Binder.getCallingUid(); 13293 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13294 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13295 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13296 mContext.enforceCallingOrSelfPermission( 13297 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13298 "deletePackage for user " + userId); 13299 } 13300 13301 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13302 try { 13303 observer.onPackageDeleted(packageName, 13304 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13305 } catch (RemoteException re) { 13306 } 13307 return; 13308 } 13309 13310 for (int currentUserId : users) { 13311 if (getBlockUninstallForUser(packageName, currentUserId)) { 13312 try { 13313 observer.onPackageDeleted(packageName, 13314 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13315 } catch (RemoteException re) { 13316 } 13317 return; 13318 } 13319 } 13320 13321 if (DEBUG_REMOVE) { 13322 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13323 } 13324 // Queue up an async operation since the package deletion may take a little while. 13325 mHandler.post(new Runnable() { 13326 public void run() { 13327 mHandler.removeCallbacks(this); 13328 final int returnCode = deletePackageX(packageName, userId, flags); 13329 try { 13330 observer.onPackageDeleted(packageName, returnCode, null); 13331 } catch (RemoteException e) { 13332 Log.i(TAG, "Observer no longer exists."); 13333 } //end catch 13334 } //end run 13335 }); 13336 } 13337 13338 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13339 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13340 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13341 try { 13342 if (dpm != null) { 13343 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13344 /* callingUserOnly =*/ false); 13345 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13346 : deviceOwnerComponentName.getPackageName(); 13347 // Does the package contains the device owner? 13348 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13349 // this check is probably not needed, since DO should be registered as a device 13350 // admin on some user too. (Original bug for this: b/17657954) 13351 if (packageName.equals(deviceOwnerPackageName)) { 13352 return true; 13353 } 13354 // Does it contain a device admin for any user? 13355 int[] users; 13356 if (userId == UserHandle.USER_ALL) { 13357 users = sUserManager.getUserIds(); 13358 } else { 13359 users = new int[]{userId}; 13360 } 13361 for (int i = 0; i < users.length; ++i) { 13362 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13363 return true; 13364 } 13365 } 13366 } 13367 } catch (RemoteException e) { 13368 } 13369 return false; 13370 } 13371 13372 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13373 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13374 } 13375 13376 /** 13377 * This method is an internal method that could be get invoked either 13378 * to delete an installed package or to clean up a failed installation. 13379 * After deleting an installed package, a broadcast is sent to notify any 13380 * listeners that the package has been installed. For cleaning up a failed 13381 * installation, the broadcast is not necessary since the package's 13382 * installation wouldn't have sent the initial broadcast either 13383 * The key steps in deleting a package are 13384 * deleting the package information in internal structures like mPackages, 13385 * deleting the packages base directories through installd 13386 * updating mSettings to reflect current status 13387 * persisting settings for later use 13388 * sending a broadcast if necessary 13389 */ 13390 private int deletePackageX(String packageName, int userId, int flags) { 13391 final PackageRemovedInfo info = new PackageRemovedInfo(); 13392 final boolean res; 13393 13394 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13395 ? UserHandle.ALL : new UserHandle(userId); 13396 13397 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13398 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13399 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13400 } 13401 13402 boolean removedForAllUsers = false; 13403 boolean systemUpdate = false; 13404 13405 PackageParser.Package uninstalledPkg; 13406 13407 // for the uninstall-updates case and restricted profiles, remember the per- 13408 // userhandle installed state 13409 int[] allUsers; 13410 boolean[] perUserInstalled; 13411 synchronized (mPackages) { 13412 uninstalledPkg = mPackages.get(packageName); 13413 PackageSetting ps = mSettings.mPackages.get(packageName); 13414 allUsers = sUserManager.getUserIds(); 13415 perUserInstalled = new boolean[allUsers.length]; 13416 for (int i = 0; i < allUsers.length; i++) { 13417 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13418 } 13419 } 13420 13421 synchronized (mInstallLock) { 13422 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13423 res = deletePackageLI(packageName, removeForUser, 13424 true, allUsers, perUserInstalled, 13425 flags | REMOVE_CHATTY, info, true); 13426 systemUpdate = info.isRemovedPackageSystemUpdate; 13427 synchronized (mPackages) { 13428 if (res) { 13429 if (!systemUpdate && mPackages.get(packageName) == null) { 13430 removedForAllUsers = true; 13431 } 13432 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13433 } 13434 } 13435 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13436 + " removedForAllUsers=" + removedForAllUsers); 13437 } 13438 13439 if (res) { 13440 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13441 13442 // If the removed package was a system update, the old system package 13443 // was re-enabled; we need to broadcast this information 13444 if (systemUpdate) { 13445 Bundle extras = new Bundle(1); 13446 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13447 ? info.removedAppId : info.uid); 13448 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13449 13450 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13451 extras, 0, null, null, null); 13452 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13453 extras, 0, null, null, null); 13454 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13455 null, 0, packageName, null, null); 13456 } 13457 } 13458 // Force a gc here. 13459 Runtime.getRuntime().gc(); 13460 // Delete the resources here after sending the broadcast to let 13461 // other processes clean up before deleting resources. 13462 if (info.args != null) { 13463 synchronized (mInstallLock) { 13464 info.args.doPostDeleteLI(true); 13465 } 13466 } 13467 13468 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13469 } 13470 13471 class PackageRemovedInfo { 13472 String removedPackage; 13473 int uid = -1; 13474 int removedAppId = -1; 13475 int[] removedUsers = null; 13476 boolean isRemovedPackageSystemUpdate = false; 13477 // Clean up resources deleted packages. 13478 InstallArgs args = null; 13479 13480 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13481 Bundle extras = new Bundle(1); 13482 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13483 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13484 if (replacing) { 13485 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13486 } 13487 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13488 if (removedPackage != null) { 13489 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13490 extras, 0, null, null, removedUsers); 13491 if (fullRemove && !replacing) { 13492 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13493 extras, 0, null, null, removedUsers); 13494 } 13495 } 13496 if (removedAppId >= 0) { 13497 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13498 removedUsers); 13499 } 13500 } 13501 } 13502 13503 /* 13504 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13505 * flag is not set, the data directory is removed as well. 13506 * make sure this flag is set for partially installed apps. If not its meaningless to 13507 * delete a partially installed application. 13508 */ 13509 private void removePackageDataLI(PackageSetting ps, 13510 int[] allUserHandles, boolean[] perUserInstalled, 13511 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13512 String packageName = ps.name; 13513 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13514 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13515 // Retrieve object to delete permissions for shared user later on 13516 final PackageSetting deletedPs; 13517 // reader 13518 synchronized (mPackages) { 13519 deletedPs = mSettings.mPackages.get(packageName); 13520 if (outInfo != null) { 13521 outInfo.removedPackage = packageName; 13522 outInfo.removedUsers = deletedPs != null 13523 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13524 : null; 13525 } 13526 } 13527 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13528 removeDataDirsLI(ps.volumeUuid, packageName); 13529 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13530 } 13531 // writer 13532 synchronized (mPackages) { 13533 if (deletedPs != null) { 13534 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13535 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13536 clearDefaultBrowserIfNeeded(packageName); 13537 if (outInfo != null) { 13538 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13539 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13540 } 13541 updatePermissionsLPw(deletedPs.name, null, 0); 13542 if (deletedPs.sharedUser != null) { 13543 // Remove permissions associated with package. Since runtime 13544 // permissions are per user we have to kill the removed package 13545 // or packages running under the shared user of the removed 13546 // package if revoking the permissions requested only by the removed 13547 // package is successful and this causes a change in gids. 13548 for (int userId : UserManagerService.getInstance().getUserIds()) { 13549 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13550 userId); 13551 if (userIdToKill == UserHandle.USER_ALL 13552 || userIdToKill >= UserHandle.USER_SYSTEM) { 13553 // If gids changed for this user, kill all affected packages. 13554 mHandler.post(new Runnable() { 13555 @Override 13556 public void run() { 13557 // This has to happen with no lock held. 13558 killApplication(deletedPs.name, deletedPs.appId, 13559 KILL_APP_REASON_GIDS_CHANGED); 13560 } 13561 }); 13562 break; 13563 } 13564 } 13565 } 13566 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13567 } 13568 // make sure to preserve per-user disabled state if this removal was just 13569 // a downgrade of a system app to the factory package 13570 if (allUserHandles != null && perUserInstalled != null) { 13571 if (DEBUG_REMOVE) { 13572 Slog.d(TAG, "Propagating install state across downgrade"); 13573 } 13574 for (int i = 0; i < allUserHandles.length; i++) { 13575 if (DEBUG_REMOVE) { 13576 Slog.d(TAG, " user " + allUserHandles[i] 13577 + " => " + perUserInstalled[i]); 13578 } 13579 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13580 } 13581 } 13582 } 13583 // can downgrade to reader 13584 if (writeSettings) { 13585 // Save settings now 13586 mSettings.writeLPr(); 13587 } 13588 } 13589 if (outInfo != null) { 13590 // A user ID was deleted here. Go through all users and remove it 13591 // from KeyStore. 13592 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13593 } 13594 } 13595 13596 static boolean locationIsPrivileged(File path) { 13597 try { 13598 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13599 .getCanonicalPath(); 13600 return path.getCanonicalPath().startsWith(privilegedAppDir); 13601 } catch (IOException e) { 13602 Slog.e(TAG, "Unable to access code path " + path); 13603 } 13604 return false; 13605 } 13606 13607 /* 13608 * Tries to delete system package. 13609 */ 13610 private boolean deleteSystemPackageLI(PackageSetting newPs, 13611 int[] allUserHandles, boolean[] perUserInstalled, 13612 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13613 final boolean applyUserRestrictions 13614 = (allUserHandles != null) && (perUserInstalled != null); 13615 PackageSetting disabledPs = null; 13616 // Confirm if the system package has been updated 13617 // An updated system app can be deleted. This will also have to restore 13618 // the system pkg from system partition 13619 // reader 13620 synchronized (mPackages) { 13621 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13622 } 13623 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13624 + " disabledPs=" + disabledPs); 13625 if (disabledPs == null) { 13626 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13627 return false; 13628 } else if (DEBUG_REMOVE) { 13629 Slog.d(TAG, "Deleting system pkg from data partition"); 13630 } 13631 if (DEBUG_REMOVE) { 13632 if (applyUserRestrictions) { 13633 Slog.d(TAG, "Remembering install states:"); 13634 for (int i = 0; i < allUserHandles.length; i++) { 13635 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13636 } 13637 } 13638 } 13639 // Delete the updated package 13640 outInfo.isRemovedPackageSystemUpdate = true; 13641 if (disabledPs.versionCode < newPs.versionCode) { 13642 // Delete data for downgrades 13643 flags &= ~PackageManager.DELETE_KEEP_DATA; 13644 } else { 13645 // Preserve data by setting flag 13646 flags |= PackageManager.DELETE_KEEP_DATA; 13647 } 13648 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13649 allUserHandles, perUserInstalled, outInfo, writeSettings); 13650 if (!ret) { 13651 return false; 13652 } 13653 // writer 13654 synchronized (mPackages) { 13655 // Reinstate the old system package 13656 mSettings.enableSystemPackageLPw(newPs.name); 13657 // Remove any native libraries from the upgraded package. 13658 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13659 } 13660 // Install the system package 13661 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13662 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13663 if (locationIsPrivileged(disabledPs.codePath)) { 13664 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13665 } 13666 13667 final PackageParser.Package newPkg; 13668 try { 13669 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13670 } catch (PackageManagerException e) { 13671 Slog.w(TAG, "Failed to restore system package " + newPs.name + ": " + e.getMessage()); 13672 return false; 13673 } 13674 13675 prepareAppDataAfterInstall(newPkg); 13676 13677 // writer 13678 synchronized (mPackages) { 13679 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13680 13681 // Propagate the permissions state as we do not want to drop on the floor 13682 // runtime permissions. The update permissions method below will take 13683 // care of removing obsolete permissions and grant install permissions. 13684 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13685 updatePermissionsLPw(newPkg.packageName, newPkg, 13686 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13687 13688 if (applyUserRestrictions) { 13689 if (DEBUG_REMOVE) { 13690 Slog.d(TAG, "Propagating install state across reinstall"); 13691 } 13692 for (int i = 0; i < allUserHandles.length; i++) { 13693 if (DEBUG_REMOVE) { 13694 Slog.d(TAG, " user " + allUserHandles[i] 13695 + " => " + perUserInstalled[i]); 13696 } 13697 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13698 13699 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13700 } 13701 // Regardless of writeSettings we need to ensure that this restriction 13702 // state propagation is persisted 13703 mSettings.writeAllUsersPackageRestrictionsLPr(); 13704 } 13705 // can downgrade to reader here 13706 if (writeSettings) { 13707 mSettings.writeLPr(); 13708 } 13709 } 13710 return true; 13711 } 13712 13713 private boolean deleteInstalledPackageLI(PackageSetting ps, 13714 boolean deleteCodeAndResources, int flags, 13715 int[] allUserHandles, boolean[] perUserInstalled, 13716 PackageRemovedInfo outInfo, boolean writeSettings) { 13717 if (outInfo != null) { 13718 outInfo.uid = ps.appId; 13719 } 13720 13721 // Delete package data from internal structures and also remove data if flag is set 13722 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13723 13724 // Delete application code and resources 13725 if (deleteCodeAndResources && (outInfo != null)) { 13726 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13727 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13728 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13729 } 13730 return true; 13731 } 13732 13733 @Override 13734 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13735 int userId) { 13736 mContext.enforceCallingOrSelfPermission( 13737 android.Manifest.permission.DELETE_PACKAGES, null); 13738 synchronized (mPackages) { 13739 PackageSetting ps = mSettings.mPackages.get(packageName); 13740 if (ps == null) { 13741 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13742 return false; 13743 } 13744 if (!ps.getInstalled(userId)) { 13745 // Can't block uninstall for an app that is not installed or enabled. 13746 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13747 return false; 13748 } 13749 ps.setBlockUninstall(blockUninstall, userId); 13750 mSettings.writePackageRestrictionsLPr(userId); 13751 } 13752 return true; 13753 } 13754 13755 @Override 13756 public boolean getBlockUninstallForUser(String packageName, int userId) { 13757 synchronized (mPackages) { 13758 PackageSetting ps = mSettings.mPackages.get(packageName); 13759 if (ps == null) { 13760 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13761 return false; 13762 } 13763 return ps.getBlockUninstall(userId); 13764 } 13765 } 13766 13767 @Override 13768 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 13769 int callingUid = Binder.getCallingUid(); 13770 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 13771 throw new SecurityException( 13772 "setRequiredForSystemUser can only be run by the system or root"); 13773 } 13774 synchronized (mPackages) { 13775 PackageSetting ps = mSettings.mPackages.get(packageName); 13776 if (ps == null) { 13777 Log.w(TAG, "Package doesn't exist: " + packageName); 13778 return false; 13779 } 13780 if (systemUserApp) { 13781 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13782 } else { 13783 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13784 } 13785 mSettings.writeLPr(); 13786 } 13787 return true; 13788 } 13789 13790 /* 13791 * This method handles package deletion in general 13792 */ 13793 private boolean deletePackageLI(String packageName, UserHandle user, 13794 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13795 int flags, PackageRemovedInfo outInfo, 13796 boolean writeSettings) { 13797 if (packageName == null) { 13798 Slog.w(TAG, "Attempt to delete null packageName."); 13799 return false; 13800 } 13801 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13802 PackageSetting ps; 13803 boolean dataOnly = false; 13804 int removeUser = -1; 13805 int appId = -1; 13806 synchronized (mPackages) { 13807 ps = mSettings.mPackages.get(packageName); 13808 if (ps == null) { 13809 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13810 return false; 13811 } 13812 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13813 && user.getIdentifier() != UserHandle.USER_ALL) { 13814 // The caller is asking that the package only be deleted for a single 13815 // user. To do this, we just mark its uninstalled state and delete 13816 // its data. If this is a system app, we only allow this to happen if 13817 // they have set the special DELETE_SYSTEM_APP which requests different 13818 // semantics than normal for uninstalling system apps. 13819 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13820 final int userId = user.getIdentifier(); 13821 ps.setUserState(userId, 13822 COMPONENT_ENABLED_STATE_DEFAULT, 13823 false, //installed 13824 true, //stopped 13825 true, //notLaunched 13826 false, //hidden 13827 false, //suspended 13828 null, null, null, 13829 false, // blockUninstall 13830 ps.readUserState(userId).domainVerificationStatus, 0); 13831 if (!isSystemApp(ps)) { 13832 // Do not uninstall the APK if an app should be cached 13833 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13834 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13835 // Other user still have this package installed, so all 13836 // we need to do is clear this user's data and save that 13837 // it is uninstalled. 13838 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13839 removeUser = user.getIdentifier(); 13840 appId = ps.appId; 13841 scheduleWritePackageRestrictionsLocked(removeUser); 13842 } else { 13843 // We need to set it back to 'installed' so the uninstall 13844 // broadcasts will be sent correctly. 13845 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13846 ps.setInstalled(true, user.getIdentifier()); 13847 } 13848 } else { 13849 // This is a system app, so we assume that the 13850 // other users still have this package installed, so all 13851 // we need to do is clear this user's data and save that 13852 // it is uninstalled. 13853 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13854 removeUser = user.getIdentifier(); 13855 appId = ps.appId; 13856 scheduleWritePackageRestrictionsLocked(removeUser); 13857 } 13858 } 13859 } 13860 13861 if (removeUser >= 0) { 13862 // From above, we determined that we are deleting this only 13863 // for a single user. Continue the work here. 13864 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13865 if (outInfo != null) { 13866 outInfo.removedPackage = packageName; 13867 outInfo.removedAppId = appId; 13868 outInfo.removedUsers = new int[] {removeUser}; 13869 } 13870 // TODO: triage flags as part of 26466827 13871 final int installerFlags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 13872 try { 13873 mInstaller.destroyAppData(ps.volumeUuid, packageName, removeUser, installerFlags); 13874 } catch (InstallerException e) { 13875 Slog.w(TAG, "Failed to delete app data", e); 13876 } 13877 removeKeystoreDataIfNeeded(removeUser, appId); 13878 schedulePackageCleaning(packageName, removeUser, false); 13879 synchronized (mPackages) { 13880 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13881 scheduleWritePackageRestrictionsLocked(removeUser); 13882 } 13883 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13884 } 13885 return true; 13886 } 13887 13888 if (dataOnly) { 13889 // Delete application data first 13890 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13891 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13892 return true; 13893 } 13894 13895 boolean ret = false; 13896 if (isSystemApp(ps)) { 13897 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 13898 // When an updated system application is deleted we delete the existing resources as well and 13899 // fall back to existing code in system partition 13900 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13901 flags, outInfo, writeSettings); 13902 } else { 13903 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 13904 // Kill application pre-emptively especially for apps on sd. 13905 killApplication(packageName, ps.appId, "uninstall pkg"); 13906 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13907 allUserHandles, perUserInstalled, 13908 outInfo, writeSettings); 13909 } 13910 13911 return ret; 13912 } 13913 13914 private final static class ClearStorageConnection implements ServiceConnection { 13915 IMediaContainerService mContainerService; 13916 13917 @Override 13918 public void onServiceConnected(ComponentName name, IBinder service) { 13919 synchronized (this) { 13920 mContainerService = IMediaContainerService.Stub.asInterface(service); 13921 notifyAll(); 13922 } 13923 } 13924 13925 @Override 13926 public void onServiceDisconnected(ComponentName name) { 13927 } 13928 } 13929 13930 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13931 final boolean mounted; 13932 if (Environment.isExternalStorageEmulated()) { 13933 mounted = true; 13934 } else { 13935 final String status = Environment.getExternalStorageState(); 13936 13937 mounted = status.equals(Environment.MEDIA_MOUNTED) 13938 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13939 } 13940 13941 if (!mounted) { 13942 return; 13943 } 13944 13945 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13946 int[] users; 13947 if (userId == UserHandle.USER_ALL) { 13948 users = sUserManager.getUserIds(); 13949 } else { 13950 users = new int[] { userId }; 13951 } 13952 final ClearStorageConnection conn = new ClearStorageConnection(); 13953 if (mContext.bindServiceAsUser( 13954 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13955 try { 13956 for (int curUser : users) { 13957 long timeout = SystemClock.uptimeMillis() + 5000; 13958 synchronized (conn) { 13959 long now = SystemClock.uptimeMillis(); 13960 while (conn.mContainerService == null && now < timeout) { 13961 try { 13962 conn.wait(timeout - now); 13963 } catch (InterruptedException e) { 13964 } 13965 } 13966 } 13967 if (conn.mContainerService == null) { 13968 return; 13969 } 13970 13971 final UserEnvironment userEnv = new UserEnvironment(curUser); 13972 clearDirectory(conn.mContainerService, 13973 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13974 if (allData) { 13975 clearDirectory(conn.mContainerService, 13976 userEnv.buildExternalStorageAppDataDirs(packageName)); 13977 clearDirectory(conn.mContainerService, 13978 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13979 } 13980 } 13981 } finally { 13982 mContext.unbindService(conn); 13983 } 13984 } 13985 } 13986 13987 @Override 13988 public void clearApplicationUserData(final String packageName, 13989 final IPackageDataObserver observer, final int userId) { 13990 mContext.enforceCallingOrSelfPermission( 13991 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13992 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13993 // Queue up an async operation since the package deletion may take a little while. 13994 mHandler.post(new Runnable() { 13995 public void run() { 13996 mHandler.removeCallbacks(this); 13997 final boolean succeeded; 13998 synchronized (mInstallLock) { 13999 succeeded = clearApplicationUserDataLI(packageName, userId); 14000 } 14001 clearExternalStorageDataSync(packageName, userId, true); 14002 if (succeeded) { 14003 // invoke DeviceStorageMonitor's update method to clear any notifications 14004 DeviceStorageMonitorInternal 14005 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 14006 if (dsm != null) { 14007 dsm.checkMemory(); 14008 } 14009 } 14010 if(observer != null) { 14011 try { 14012 observer.onRemoveCompleted(packageName, succeeded); 14013 } catch (RemoteException e) { 14014 Log.i(TAG, "Observer no longer exists."); 14015 } 14016 } //end if observer 14017 } //end run 14018 }); 14019 } 14020 14021 private boolean clearApplicationUserDataLI(String packageName, int userId) { 14022 if (packageName == null) { 14023 Slog.w(TAG, "Attempt to delete null packageName."); 14024 return false; 14025 } 14026 14027 // Try finding details about the requested package 14028 PackageParser.Package pkg; 14029 synchronized (mPackages) { 14030 pkg = mPackages.get(packageName); 14031 if (pkg == null) { 14032 final PackageSetting ps = mSettings.mPackages.get(packageName); 14033 if (ps != null) { 14034 pkg = ps.pkg; 14035 } 14036 } 14037 14038 if (pkg == null) { 14039 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14040 return false; 14041 } 14042 14043 PackageSetting ps = (PackageSetting) pkg.mExtras; 14044 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14045 } 14046 14047 // Always delete data directories for package, even if we found no other 14048 // record of app. This helps users recover from UID mismatches without 14049 // resorting to a full data wipe. 14050 // TODO: triage flags as part of 26466827 14051 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 14052 try { 14053 mInstaller.clearAppData(pkg.volumeUuid, packageName, userId, flags); 14054 } catch (InstallerException e) { 14055 Slog.w(TAG, "Couldn't remove cache files for package " + packageName, e); 14056 return false; 14057 } 14058 14059 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14060 removeKeystoreDataIfNeeded(userId, appId); 14061 14062 // Create a native library symlink only if we have native libraries 14063 // and if the native libraries are 32 bit libraries. We do not provide 14064 // this symlink for 64 bit libraries. 14065 if (pkg.applicationInfo.primaryCpuAbi != null && 14066 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14067 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14068 try { 14069 mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14070 nativeLibPath, userId); 14071 } catch (InstallerException e) { 14072 Slog.w(TAG, "Failed linking native library dir", e); 14073 return false; 14074 } 14075 } 14076 14077 return true; 14078 } 14079 14080 /** 14081 * Reverts user permission state changes (permissions and flags) in 14082 * all packages for a given user. 14083 * 14084 * @param userId The device user for which to do a reset. 14085 */ 14086 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14087 final int packageCount = mPackages.size(); 14088 for (int i = 0; i < packageCount; i++) { 14089 PackageParser.Package pkg = mPackages.valueAt(i); 14090 PackageSetting ps = (PackageSetting) pkg.mExtras; 14091 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14092 } 14093 } 14094 14095 /** 14096 * Reverts user permission state changes (permissions and flags). 14097 * 14098 * @param ps The package for which to reset. 14099 * @param userId The device user for which to do a reset. 14100 */ 14101 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14102 final PackageSetting ps, final int userId) { 14103 if (ps.pkg == null) { 14104 return; 14105 } 14106 14107 // These are flags that can change base on user actions. 14108 final int userSettableMask = FLAG_PERMISSION_USER_SET 14109 | FLAG_PERMISSION_USER_FIXED 14110 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14111 | FLAG_PERMISSION_REVIEW_REQUIRED; 14112 14113 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14114 | FLAG_PERMISSION_POLICY_FIXED; 14115 14116 boolean writeInstallPermissions = false; 14117 boolean writeRuntimePermissions = false; 14118 14119 final int permissionCount = ps.pkg.requestedPermissions.size(); 14120 for (int i = 0; i < permissionCount; i++) { 14121 String permission = ps.pkg.requestedPermissions.get(i); 14122 14123 BasePermission bp = mSettings.mPermissions.get(permission); 14124 if (bp == null) { 14125 continue; 14126 } 14127 14128 // If shared user we just reset the state to which only this app contributed. 14129 if (ps.sharedUser != null) { 14130 boolean used = false; 14131 final int packageCount = ps.sharedUser.packages.size(); 14132 for (int j = 0; j < packageCount; j++) { 14133 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14134 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14135 && pkg.pkg.requestedPermissions.contains(permission)) { 14136 used = true; 14137 break; 14138 } 14139 } 14140 if (used) { 14141 continue; 14142 } 14143 } 14144 14145 PermissionsState permissionsState = ps.getPermissionsState(); 14146 14147 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14148 14149 // Always clear the user settable flags. 14150 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14151 bp.name) != null; 14152 // If permission review is enabled and this is a legacy app, mark the 14153 // permission as requiring a review as this is the initial state. 14154 int flags = 0; 14155 if (Build.PERMISSIONS_REVIEW_REQUIRED 14156 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14157 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14158 } 14159 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14160 if (hasInstallState) { 14161 writeInstallPermissions = true; 14162 } else { 14163 writeRuntimePermissions = true; 14164 } 14165 } 14166 14167 // Below is only runtime permission handling. 14168 if (!bp.isRuntime()) { 14169 continue; 14170 } 14171 14172 // Never clobber system or policy. 14173 if ((oldFlags & policyOrSystemFlags) != 0) { 14174 continue; 14175 } 14176 14177 // If this permission was granted by default, make sure it is. 14178 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14179 if (permissionsState.grantRuntimePermission(bp, userId) 14180 != PERMISSION_OPERATION_FAILURE) { 14181 writeRuntimePermissions = true; 14182 } 14183 // If permission review is enabled the permissions for a legacy apps 14184 // are represented as constantly granted runtime ones, so don't revoke. 14185 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14186 // Otherwise, reset the permission. 14187 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14188 switch (revokeResult) { 14189 case PERMISSION_OPERATION_SUCCESS: { 14190 writeRuntimePermissions = true; 14191 } break; 14192 14193 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14194 writeRuntimePermissions = true; 14195 final int appId = ps.appId; 14196 mHandler.post(new Runnable() { 14197 @Override 14198 public void run() { 14199 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14200 } 14201 }); 14202 } break; 14203 } 14204 } 14205 } 14206 14207 // Synchronously write as we are taking permissions away. 14208 if (writeRuntimePermissions) { 14209 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14210 } 14211 14212 // Synchronously write as we are taking permissions away. 14213 if (writeInstallPermissions) { 14214 mSettings.writeLPr(); 14215 } 14216 } 14217 14218 /** 14219 * Remove entries from the keystore daemon. Will only remove it if the 14220 * {@code appId} is valid. 14221 */ 14222 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14223 if (appId < 0) { 14224 return; 14225 } 14226 14227 final KeyStore keyStore = KeyStore.getInstance(); 14228 if (keyStore != null) { 14229 if (userId == UserHandle.USER_ALL) { 14230 for (final int individual : sUserManager.getUserIds()) { 14231 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14232 } 14233 } else { 14234 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14235 } 14236 } else { 14237 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14238 } 14239 } 14240 14241 @Override 14242 public void deleteApplicationCacheFiles(final String packageName, 14243 final IPackageDataObserver observer) { 14244 mContext.enforceCallingOrSelfPermission( 14245 android.Manifest.permission.DELETE_CACHE_FILES, null); 14246 // Queue up an async operation since the package deletion may take a little while. 14247 final int userId = UserHandle.getCallingUserId(); 14248 mHandler.post(new Runnable() { 14249 public void run() { 14250 mHandler.removeCallbacks(this); 14251 final boolean succeded; 14252 synchronized (mInstallLock) { 14253 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14254 } 14255 clearExternalStorageDataSync(packageName, userId, false); 14256 if (observer != null) { 14257 try { 14258 observer.onRemoveCompleted(packageName, succeded); 14259 } catch (RemoteException e) { 14260 Log.i(TAG, "Observer no longer exists."); 14261 } 14262 } //end if observer 14263 } //end run 14264 }); 14265 } 14266 14267 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14268 if (packageName == null) { 14269 Slog.w(TAG, "Attempt to delete null packageName."); 14270 return false; 14271 } 14272 PackageParser.Package p; 14273 synchronized (mPackages) { 14274 p = mPackages.get(packageName); 14275 } 14276 if (p == null) { 14277 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14278 return false; 14279 } 14280 final ApplicationInfo applicationInfo = p.applicationInfo; 14281 if (applicationInfo == null) { 14282 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14283 return false; 14284 } 14285 // TODO: triage flags as part of 26466827 14286 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 14287 try { 14288 mInstaller.clearAppData(p.volumeUuid, packageName, userId, 14289 flags | Installer.FLAG_CLEAR_CACHE_ONLY); 14290 } catch (InstallerException e) { 14291 Slog.w(TAG, "Couldn't remove cache files for package " 14292 + packageName + " u" + userId, e); 14293 return false; 14294 } 14295 return true; 14296 } 14297 14298 @Override 14299 public void getPackageSizeInfo(final String packageName, int userHandle, 14300 final IPackageStatsObserver observer) { 14301 mContext.enforceCallingOrSelfPermission( 14302 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14303 if (packageName == null) { 14304 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14305 } 14306 14307 PackageStats stats = new PackageStats(packageName, userHandle); 14308 14309 /* 14310 * Queue up an async operation since the package measurement may take a 14311 * little while. 14312 */ 14313 Message msg = mHandler.obtainMessage(INIT_COPY); 14314 msg.obj = new MeasureParams(stats, observer); 14315 mHandler.sendMessage(msg); 14316 } 14317 14318 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14319 PackageStats pStats) { 14320 if (packageName == null) { 14321 Slog.w(TAG, "Attempt to get size of null packageName."); 14322 return false; 14323 } 14324 PackageParser.Package p; 14325 boolean dataOnly = false; 14326 String libDirRoot = null; 14327 String asecPath = null; 14328 PackageSetting ps = null; 14329 synchronized (mPackages) { 14330 p = mPackages.get(packageName); 14331 ps = mSettings.mPackages.get(packageName); 14332 if(p == null) { 14333 dataOnly = true; 14334 if((ps == null) || (ps.pkg == null)) { 14335 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14336 return false; 14337 } 14338 p = ps.pkg; 14339 } 14340 if (ps != null) { 14341 libDirRoot = ps.legacyNativeLibraryPathString; 14342 } 14343 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14344 final long token = Binder.clearCallingIdentity(); 14345 try { 14346 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14347 if (secureContainerId != null) { 14348 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14349 } 14350 } finally { 14351 Binder.restoreCallingIdentity(token); 14352 } 14353 } 14354 } 14355 String publicSrcDir = null; 14356 if(!dataOnly) { 14357 final ApplicationInfo applicationInfo = p.applicationInfo; 14358 if (applicationInfo == null) { 14359 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14360 return false; 14361 } 14362 if (p.isForwardLocked()) { 14363 publicSrcDir = applicationInfo.getBaseResourcePath(); 14364 } 14365 } 14366 // TODO: extend to measure size of split APKs 14367 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14368 // not just the first level. 14369 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14370 // just the primary. 14371 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14372 14373 String apkPath; 14374 File packageDir = new File(p.codePath); 14375 14376 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14377 apkPath = packageDir.getAbsolutePath(); 14378 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14379 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14380 libDirRoot = null; 14381 } 14382 } else { 14383 apkPath = p.baseCodePath; 14384 } 14385 14386 // TODO: triage flags as part of 26466827 14387 final int flags = Installer.FLAG_CE_STORAGE | Installer.FLAG_DE_STORAGE; 14388 try { 14389 mInstaller.getAppSize(p.volumeUuid, packageName, userHandle, flags, apkPath, 14390 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14391 } catch (InstallerException e) { 14392 return false; 14393 } 14394 14395 // Fix-up for forward-locked applications in ASEC containers. 14396 if (!isExternal(p)) { 14397 pStats.codeSize += pStats.externalCodeSize; 14398 pStats.externalCodeSize = 0L; 14399 } 14400 14401 return true; 14402 } 14403 14404 14405 @Override 14406 public void addPackageToPreferred(String packageName) { 14407 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14408 } 14409 14410 @Override 14411 public void removePackageFromPreferred(String packageName) { 14412 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14413 } 14414 14415 @Override 14416 public List<PackageInfo> getPreferredPackages(int flags) { 14417 return new ArrayList<PackageInfo>(); 14418 } 14419 14420 private int getUidTargetSdkVersionLockedLPr(int uid) { 14421 Object obj = mSettings.getUserIdLPr(uid); 14422 if (obj instanceof SharedUserSetting) { 14423 final SharedUserSetting sus = (SharedUserSetting) obj; 14424 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14425 final Iterator<PackageSetting> it = sus.packages.iterator(); 14426 while (it.hasNext()) { 14427 final PackageSetting ps = it.next(); 14428 if (ps.pkg != null) { 14429 int v = ps.pkg.applicationInfo.targetSdkVersion; 14430 if (v < vers) vers = v; 14431 } 14432 } 14433 return vers; 14434 } else if (obj instanceof PackageSetting) { 14435 final PackageSetting ps = (PackageSetting) obj; 14436 if (ps.pkg != null) { 14437 return ps.pkg.applicationInfo.targetSdkVersion; 14438 } 14439 } 14440 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14441 } 14442 14443 @Override 14444 public void addPreferredActivity(IntentFilter filter, int match, 14445 ComponentName[] set, ComponentName activity, int userId) { 14446 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14447 "Adding preferred"); 14448 } 14449 14450 private void addPreferredActivityInternal(IntentFilter filter, int match, 14451 ComponentName[] set, ComponentName activity, boolean always, int userId, 14452 String opname) { 14453 // writer 14454 int callingUid = Binder.getCallingUid(); 14455 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14456 if (filter.countActions() == 0) { 14457 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14458 return; 14459 } 14460 synchronized (mPackages) { 14461 if (mContext.checkCallingOrSelfPermission( 14462 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14463 != PackageManager.PERMISSION_GRANTED) { 14464 if (getUidTargetSdkVersionLockedLPr(callingUid) 14465 < Build.VERSION_CODES.FROYO) { 14466 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14467 + callingUid); 14468 return; 14469 } 14470 mContext.enforceCallingOrSelfPermission( 14471 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14472 } 14473 14474 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14475 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14476 + userId + ":"); 14477 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14478 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14479 scheduleWritePackageRestrictionsLocked(userId); 14480 } 14481 } 14482 14483 @Override 14484 public void replacePreferredActivity(IntentFilter filter, int match, 14485 ComponentName[] set, ComponentName activity, int userId) { 14486 if (filter.countActions() != 1) { 14487 throw new IllegalArgumentException( 14488 "replacePreferredActivity expects filter to have only 1 action."); 14489 } 14490 if (filter.countDataAuthorities() != 0 14491 || filter.countDataPaths() != 0 14492 || filter.countDataSchemes() > 1 14493 || filter.countDataTypes() != 0) { 14494 throw new IllegalArgumentException( 14495 "replacePreferredActivity expects filter to have no data authorities, " + 14496 "paths, or types; and at most one scheme."); 14497 } 14498 14499 final int callingUid = Binder.getCallingUid(); 14500 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14501 synchronized (mPackages) { 14502 if (mContext.checkCallingOrSelfPermission( 14503 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14504 != PackageManager.PERMISSION_GRANTED) { 14505 if (getUidTargetSdkVersionLockedLPr(callingUid) 14506 < Build.VERSION_CODES.FROYO) { 14507 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14508 + Binder.getCallingUid()); 14509 return; 14510 } 14511 mContext.enforceCallingOrSelfPermission( 14512 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14513 } 14514 14515 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14516 if (pir != null) { 14517 // Get all of the existing entries that exactly match this filter. 14518 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14519 if (existing != null && existing.size() == 1) { 14520 PreferredActivity cur = existing.get(0); 14521 if (DEBUG_PREFERRED) { 14522 Slog.i(TAG, "Checking replace of preferred:"); 14523 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14524 if (!cur.mPref.mAlways) { 14525 Slog.i(TAG, " -- CUR; not mAlways!"); 14526 } else { 14527 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14528 Slog.i(TAG, " -- CUR: mSet=" 14529 + Arrays.toString(cur.mPref.mSetComponents)); 14530 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14531 Slog.i(TAG, " -- NEW: mMatch=" 14532 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14533 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14534 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14535 } 14536 } 14537 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14538 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14539 && cur.mPref.sameSet(set)) { 14540 // Setting the preferred activity to what it happens to be already 14541 if (DEBUG_PREFERRED) { 14542 Slog.i(TAG, "Replacing with same preferred activity " 14543 + cur.mPref.mShortComponent + " for user " 14544 + userId + ":"); 14545 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14546 } 14547 return; 14548 } 14549 } 14550 14551 if (existing != null) { 14552 if (DEBUG_PREFERRED) { 14553 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14554 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14555 } 14556 for (int i = 0; i < existing.size(); i++) { 14557 PreferredActivity pa = existing.get(i); 14558 if (DEBUG_PREFERRED) { 14559 Slog.i(TAG, "Removing existing preferred activity " 14560 + pa.mPref.mComponent + ":"); 14561 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14562 } 14563 pir.removeFilter(pa); 14564 } 14565 } 14566 } 14567 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14568 "Replacing preferred"); 14569 } 14570 } 14571 14572 @Override 14573 public void clearPackagePreferredActivities(String packageName) { 14574 final int uid = Binder.getCallingUid(); 14575 // writer 14576 synchronized (mPackages) { 14577 PackageParser.Package pkg = mPackages.get(packageName); 14578 if (pkg == null || pkg.applicationInfo.uid != uid) { 14579 if (mContext.checkCallingOrSelfPermission( 14580 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14581 != PackageManager.PERMISSION_GRANTED) { 14582 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14583 < Build.VERSION_CODES.FROYO) { 14584 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14585 + Binder.getCallingUid()); 14586 return; 14587 } 14588 mContext.enforceCallingOrSelfPermission( 14589 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14590 } 14591 } 14592 14593 int user = UserHandle.getCallingUserId(); 14594 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14595 scheduleWritePackageRestrictionsLocked(user); 14596 } 14597 } 14598 } 14599 14600 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14601 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14602 ArrayList<PreferredActivity> removed = null; 14603 boolean changed = false; 14604 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14605 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14606 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14607 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14608 continue; 14609 } 14610 Iterator<PreferredActivity> it = pir.filterIterator(); 14611 while (it.hasNext()) { 14612 PreferredActivity pa = it.next(); 14613 // Mark entry for removal only if it matches the package name 14614 // and the entry is of type "always". 14615 if (packageName == null || 14616 (pa.mPref.mComponent.getPackageName().equals(packageName) 14617 && pa.mPref.mAlways)) { 14618 if (removed == null) { 14619 removed = new ArrayList<PreferredActivity>(); 14620 } 14621 removed.add(pa); 14622 } 14623 } 14624 if (removed != null) { 14625 for (int j=0; j<removed.size(); j++) { 14626 PreferredActivity pa = removed.get(j); 14627 pir.removeFilter(pa); 14628 } 14629 changed = true; 14630 } 14631 } 14632 return changed; 14633 } 14634 14635 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14636 private void clearIntentFilterVerificationsLPw(int userId) { 14637 final int packageCount = mPackages.size(); 14638 for (int i = 0; i < packageCount; i++) { 14639 PackageParser.Package pkg = mPackages.valueAt(i); 14640 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14641 } 14642 } 14643 14644 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14645 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14646 if (userId == UserHandle.USER_ALL) { 14647 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14648 sUserManager.getUserIds())) { 14649 for (int oneUserId : sUserManager.getUserIds()) { 14650 scheduleWritePackageRestrictionsLocked(oneUserId); 14651 } 14652 } 14653 } else { 14654 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14655 scheduleWritePackageRestrictionsLocked(userId); 14656 } 14657 } 14658 } 14659 14660 void clearDefaultBrowserIfNeeded(String packageName) { 14661 for (int oneUserId : sUserManager.getUserIds()) { 14662 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14663 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14664 if (packageName.equals(defaultBrowserPackageName)) { 14665 setDefaultBrowserPackageName(null, oneUserId); 14666 } 14667 } 14668 } 14669 14670 @Override 14671 public void resetApplicationPreferences(int userId) { 14672 mContext.enforceCallingOrSelfPermission( 14673 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14674 // writer 14675 synchronized (mPackages) { 14676 final long identity = Binder.clearCallingIdentity(); 14677 try { 14678 clearPackagePreferredActivitiesLPw(null, userId); 14679 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14680 // TODO: We have to reset the default SMS and Phone. This requires 14681 // significant refactoring to keep all default apps in the package 14682 // manager (cleaner but more work) or have the services provide 14683 // callbacks to the package manager to request a default app reset. 14684 applyFactoryDefaultBrowserLPw(userId); 14685 clearIntentFilterVerificationsLPw(userId); 14686 primeDomainVerificationsLPw(userId); 14687 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14688 scheduleWritePackageRestrictionsLocked(userId); 14689 } finally { 14690 Binder.restoreCallingIdentity(identity); 14691 } 14692 } 14693 } 14694 14695 @Override 14696 public int getPreferredActivities(List<IntentFilter> outFilters, 14697 List<ComponentName> outActivities, String packageName) { 14698 14699 int num = 0; 14700 final int userId = UserHandle.getCallingUserId(); 14701 // reader 14702 synchronized (mPackages) { 14703 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14704 if (pir != null) { 14705 final Iterator<PreferredActivity> it = pir.filterIterator(); 14706 while (it.hasNext()) { 14707 final PreferredActivity pa = it.next(); 14708 if (packageName == null 14709 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14710 && pa.mPref.mAlways)) { 14711 if (outFilters != null) { 14712 outFilters.add(new IntentFilter(pa)); 14713 } 14714 if (outActivities != null) { 14715 outActivities.add(pa.mPref.mComponent); 14716 } 14717 } 14718 } 14719 } 14720 } 14721 14722 return num; 14723 } 14724 14725 @Override 14726 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14727 int userId) { 14728 int callingUid = Binder.getCallingUid(); 14729 if (callingUid != Process.SYSTEM_UID) { 14730 throw new SecurityException( 14731 "addPersistentPreferredActivity can only be run by the system"); 14732 } 14733 if (filter.countActions() == 0) { 14734 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14735 return; 14736 } 14737 synchronized (mPackages) { 14738 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14739 ":"); 14740 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14741 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14742 new PersistentPreferredActivity(filter, activity)); 14743 scheduleWritePackageRestrictionsLocked(userId); 14744 } 14745 } 14746 14747 @Override 14748 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14749 int callingUid = Binder.getCallingUid(); 14750 if (callingUid != Process.SYSTEM_UID) { 14751 throw new SecurityException( 14752 "clearPackagePersistentPreferredActivities can only be run by the system"); 14753 } 14754 ArrayList<PersistentPreferredActivity> removed = null; 14755 boolean changed = false; 14756 synchronized (mPackages) { 14757 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14758 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14759 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14760 .valueAt(i); 14761 if (userId != thisUserId) { 14762 continue; 14763 } 14764 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14765 while (it.hasNext()) { 14766 PersistentPreferredActivity ppa = it.next(); 14767 // Mark entry for removal only if it matches the package name. 14768 if (ppa.mComponent.getPackageName().equals(packageName)) { 14769 if (removed == null) { 14770 removed = new ArrayList<PersistentPreferredActivity>(); 14771 } 14772 removed.add(ppa); 14773 } 14774 } 14775 if (removed != null) { 14776 for (int j=0; j<removed.size(); j++) { 14777 PersistentPreferredActivity ppa = removed.get(j); 14778 ppir.removeFilter(ppa); 14779 } 14780 changed = true; 14781 } 14782 } 14783 14784 if (changed) { 14785 scheduleWritePackageRestrictionsLocked(userId); 14786 } 14787 } 14788 } 14789 14790 /** 14791 * Common machinery for picking apart a restored XML blob and passing 14792 * it to a caller-supplied functor to be applied to the running system. 14793 */ 14794 private void restoreFromXml(XmlPullParser parser, int userId, 14795 String expectedStartTag, BlobXmlRestorer functor) 14796 throws IOException, XmlPullParserException { 14797 int type; 14798 while ((type = parser.next()) != XmlPullParser.START_TAG 14799 && type != XmlPullParser.END_DOCUMENT) { 14800 } 14801 if (type != XmlPullParser.START_TAG) { 14802 // oops didn't find a start tag?! 14803 if (DEBUG_BACKUP) { 14804 Slog.e(TAG, "Didn't find start tag during restore"); 14805 } 14806 return; 14807 } 14808Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 14809 // this is supposed to be TAG_PREFERRED_BACKUP 14810 if (!expectedStartTag.equals(parser.getName())) { 14811 if (DEBUG_BACKUP) { 14812 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14813 } 14814 return; 14815 } 14816 14817 // skip interfering stuff, then we're aligned with the backing implementation 14818 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14819Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 14820 functor.apply(parser, userId); 14821 } 14822 14823 private interface BlobXmlRestorer { 14824 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14825 } 14826 14827 /** 14828 * Non-Binder method, support for the backup/restore mechanism: write the 14829 * full set of preferred activities in its canonical XML format. Returns the 14830 * XML output as a byte array, or null if there is none. 14831 */ 14832 @Override 14833 public byte[] getPreferredActivityBackup(int userId) { 14834 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14835 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14836 } 14837 14838 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14839 try { 14840 final XmlSerializer serializer = new FastXmlSerializer(); 14841 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14842 serializer.startDocument(null, true); 14843 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14844 14845 synchronized (mPackages) { 14846 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14847 } 14848 14849 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14850 serializer.endDocument(); 14851 serializer.flush(); 14852 } catch (Exception e) { 14853 if (DEBUG_BACKUP) { 14854 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14855 } 14856 return null; 14857 } 14858 14859 return dataStream.toByteArray(); 14860 } 14861 14862 @Override 14863 public void restorePreferredActivities(byte[] backup, int userId) { 14864 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14865 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14866 } 14867 14868 try { 14869 final XmlPullParser parser = Xml.newPullParser(); 14870 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14871 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14872 new BlobXmlRestorer() { 14873 @Override 14874 public void apply(XmlPullParser parser, int userId) 14875 throws XmlPullParserException, IOException { 14876 synchronized (mPackages) { 14877 mSettings.readPreferredActivitiesLPw(parser, userId); 14878 } 14879 } 14880 } ); 14881 } catch (Exception e) { 14882 if (DEBUG_BACKUP) { 14883 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14884 } 14885 } 14886 } 14887 14888 /** 14889 * Non-Binder method, support for the backup/restore mechanism: write the 14890 * default browser (etc) settings in its canonical XML format. Returns the default 14891 * browser XML representation as a byte array, or null if there is none. 14892 */ 14893 @Override 14894 public byte[] getDefaultAppsBackup(int userId) { 14895 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14896 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14897 } 14898 14899 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14900 try { 14901 final XmlSerializer serializer = new FastXmlSerializer(); 14902 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14903 serializer.startDocument(null, true); 14904 serializer.startTag(null, TAG_DEFAULT_APPS); 14905 14906 synchronized (mPackages) { 14907 mSettings.writeDefaultAppsLPr(serializer, userId); 14908 } 14909 14910 serializer.endTag(null, TAG_DEFAULT_APPS); 14911 serializer.endDocument(); 14912 serializer.flush(); 14913 } catch (Exception e) { 14914 if (DEBUG_BACKUP) { 14915 Slog.e(TAG, "Unable to write default apps for backup", e); 14916 } 14917 return null; 14918 } 14919 14920 return dataStream.toByteArray(); 14921 } 14922 14923 @Override 14924 public void restoreDefaultApps(byte[] backup, int userId) { 14925 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14926 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14927 } 14928 14929 try { 14930 final XmlPullParser parser = Xml.newPullParser(); 14931 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14932 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14933 new BlobXmlRestorer() { 14934 @Override 14935 public void apply(XmlPullParser parser, int userId) 14936 throws XmlPullParserException, IOException { 14937 synchronized (mPackages) { 14938 mSettings.readDefaultAppsLPw(parser, userId); 14939 } 14940 } 14941 } ); 14942 } catch (Exception e) { 14943 if (DEBUG_BACKUP) { 14944 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14945 } 14946 } 14947 } 14948 14949 @Override 14950 public byte[] getIntentFilterVerificationBackup(int userId) { 14951 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14952 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14953 } 14954 14955 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14956 try { 14957 final XmlSerializer serializer = new FastXmlSerializer(); 14958 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14959 serializer.startDocument(null, true); 14960 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14961 14962 synchronized (mPackages) { 14963 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14964 } 14965 14966 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14967 serializer.endDocument(); 14968 serializer.flush(); 14969 } catch (Exception e) { 14970 if (DEBUG_BACKUP) { 14971 Slog.e(TAG, "Unable to write default apps for backup", e); 14972 } 14973 return null; 14974 } 14975 14976 return dataStream.toByteArray(); 14977 } 14978 14979 @Override 14980 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14981 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14982 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14983 } 14984 14985 try { 14986 final XmlPullParser parser = Xml.newPullParser(); 14987 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14988 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14989 new BlobXmlRestorer() { 14990 @Override 14991 public void apply(XmlPullParser parser, int userId) 14992 throws XmlPullParserException, IOException { 14993 synchronized (mPackages) { 14994 mSettings.readAllDomainVerificationsLPr(parser, userId); 14995 mSettings.writeLPr(); 14996 } 14997 } 14998 } ); 14999 } catch (Exception e) { 15000 if (DEBUG_BACKUP) { 15001 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15002 } 15003 } 15004 } 15005 15006 @Override 15007 public byte[] getPermissionGrantBackup(int userId) { 15008 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15009 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 15010 } 15011 15012 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15013 try { 15014 final XmlSerializer serializer = new FastXmlSerializer(); 15015 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15016 serializer.startDocument(null, true); 15017 serializer.startTag(null, TAG_PERMISSION_BACKUP); 15018 15019 synchronized (mPackages) { 15020 serializeRuntimePermissionGrantsLPr(serializer, userId); 15021 } 15022 15023 serializer.endTag(null, TAG_PERMISSION_BACKUP); 15024 serializer.endDocument(); 15025 serializer.flush(); 15026 } catch (Exception e) { 15027 if (DEBUG_BACKUP) { 15028 Slog.e(TAG, "Unable to write default apps for backup", e); 15029 } 15030 return null; 15031 } 15032 15033 return dataStream.toByteArray(); 15034 } 15035 15036 @Override 15037 public void restorePermissionGrants(byte[] backup, int userId) { 15038 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15039 throw new SecurityException("Only the system may call restorePermissionGrants()"); 15040 } 15041 15042 try { 15043 final XmlPullParser parser = Xml.newPullParser(); 15044 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15045 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 15046 new BlobXmlRestorer() { 15047 @Override 15048 public void apply(XmlPullParser parser, int userId) 15049 throws XmlPullParserException, IOException { 15050 synchronized (mPackages) { 15051 processRestoredPermissionGrantsLPr(parser, userId); 15052 } 15053 } 15054 } ); 15055 } catch (Exception e) { 15056 if (DEBUG_BACKUP) { 15057 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15058 } 15059 } 15060 } 15061 15062 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 15063 throws IOException { 15064 serializer.startTag(null, TAG_ALL_GRANTS); 15065 15066 final int N = mSettings.mPackages.size(); 15067 for (int i = 0; i < N; i++) { 15068 final PackageSetting ps = mSettings.mPackages.valueAt(i); 15069 boolean pkgGrantsKnown = false; 15070 15071 PermissionsState packagePerms = ps.getPermissionsState(); 15072 15073 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 15074 final int grantFlags = state.getFlags(); 15075 // only look at grants that are not system/policy fixed 15076 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 15077 final boolean isGranted = state.isGranted(); 15078 // And only back up the user-twiddled state bits 15079 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 15080 final String packageName = mSettings.mPackages.keyAt(i); 15081 if (!pkgGrantsKnown) { 15082 serializer.startTag(null, TAG_GRANT); 15083 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 15084 pkgGrantsKnown = true; 15085 } 15086 15087 final boolean userSet = 15088 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 15089 final boolean userFixed = 15090 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 15091 final boolean revoke = 15092 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 15093 15094 serializer.startTag(null, TAG_PERMISSION); 15095 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 15096 if (isGranted) { 15097 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 15098 } 15099 if (userSet) { 15100 serializer.attribute(null, ATTR_USER_SET, "true"); 15101 } 15102 if (userFixed) { 15103 serializer.attribute(null, ATTR_USER_FIXED, "true"); 15104 } 15105 if (revoke) { 15106 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 15107 } 15108 serializer.endTag(null, TAG_PERMISSION); 15109 } 15110 } 15111 } 15112 15113 if (pkgGrantsKnown) { 15114 serializer.endTag(null, TAG_GRANT); 15115 } 15116 } 15117 15118 serializer.endTag(null, TAG_ALL_GRANTS); 15119 } 15120 15121 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 15122 throws XmlPullParserException, IOException { 15123 String pkgName = null; 15124 int outerDepth = parser.getDepth(); 15125 int type; 15126 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 15127 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 15128 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 15129 continue; 15130 } 15131 15132 final String tagName = parser.getName(); 15133 if (tagName.equals(TAG_GRANT)) { 15134 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 15135 if (DEBUG_BACKUP) { 15136 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 15137 } 15138 } else if (tagName.equals(TAG_PERMISSION)) { 15139 15140 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 15141 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 15142 15143 int newFlagSet = 0; 15144 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 15145 newFlagSet |= FLAG_PERMISSION_USER_SET; 15146 } 15147 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 15148 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 15149 } 15150 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 15151 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 15152 } 15153 if (DEBUG_BACKUP) { 15154 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 15155 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 15156 } 15157 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15158 if (ps != null) { 15159 // Already installed so we apply the grant immediately 15160 if (DEBUG_BACKUP) { 15161 Slog.v(TAG, " + already installed; applying"); 15162 } 15163 PermissionsState perms = ps.getPermissionsState(); 15164 BasePermission bp = mSettings.mPermissions.get(permName); 15165 if (bp != null) { 15166 if (isGranted) { 15167 perms.grantRuntimePermission(bp, userId); 15168 } 15169 if (newFlagSet != 0) { 15170 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 15171 } 15172 } 15173 } else { 15174 // Need to wait for post-restore install to apply the grant 15175 if (DEBUG_BACKUP) { 15176 Slog.v(TAG, " - not yet installed; saving for later"); 15177 } 15178 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 15179 isGranted, newFlagSet, userId); 15180 } 15181 } else { 15182 PackageManagerService.reportSettingsProblem(Log.WARN, 15183 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 15184 XmlUtils.skipCurrentTag(parser); 15185 } 15186 } 15187 15188 scheduleWriteSettingsLocked(); 15189 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 15190 } 15191 15192 @Override 15193 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 15194 int sourceUserId, int targetUserId, int flags) { 15195 mContext.enforceCallingOrSelfPermission( 15196 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15197 int callingUid = Binder.getCallingUid(); 15198 enforceOwnerRights(ownerPackage, callingUid); 15199 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15200 if (intentFilter.countActions() == 0) { 15201 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 15202 return; 15203 } 15204 synchronized (mPackages) { 15205 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 15206 ownerPackage, targetUserId, flags); 15207 CrossProfileIntentResolver resolver = 15208 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15209 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 15210 // We have all those whose filter is equal. Now checking if the rest is equal as well. 15211 if (existing != null) { 15212 int size = existing.size(); 15213 for (int i = 0; i < size; i++) { 15214 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 15215 return; 15216 } 15217 } 15218 } 15219 resolver.addFilter(newFilter); 15220 scheduleWritePackageRestrictionsLocked(sourceUserId); 15221 } 15222 } 15223 15224 @Override 15225 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 15226 mContext.enforceCallingOrSelfPermission( 15227 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15228 int callingUid = Binder.getCallingUid(); 15229 enforceOwnerRights(ownerPackage, callingUid); 15230 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15231 synchronized (mPackages) { 15232 CrossProfileIntentResolver resolver = 15233 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15234 ArraySet<CrossProfileIntentFilter> set = 15235 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15236 for (CrossProfileIntentFilter filter : set) { 15237 if (filter.getOwnerPackage().equals(ownerPackage)) { 15238 resolver.removeFilter(filter); 15239 } 15240 } 15241 scheduleWritePackageRestrictionsLocked(sourceUserId); 15242 } 15243 } 15244 15245 // Enforcing that callingUid is owning pkg on userId 15246 private void enforceOwnerRights(String pkg, int callingUid) { 15247 // The system owns everything. 15248 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15249 return; 15250 } 15251 int callingUserId = UserHandle.getUserId(callingUid); 15252 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15253 if (pi == null) { 15254 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15255 + callingUserId); 15256 } 15257 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15258 throw new SecurityException("Calling uid " + callingUid 15259 + " does not own package " + pkg); 15260 } 15261 } 15262 15263 @Override 15264 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15265 Intent intent = new Intent(Intent.ACTION_MAIN); 15266 intent.addCategory(Intent.CATEGORY_HOME); 15267 15268 final int callingUserId = UserHandle.getCallingUserId(); 15269 List<ResolveInfo> list = queryIntentActivities(intent, null, 15270 PackageManager.GET_META_DATA, callingUserId); 15271 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15272 true, false, false, callingUserId); 15273 15274 allHomeCandidates.clear(); 15275 if (list != null) { 15276 for (ResolveInfo ri : list) { 15277 allHomeCandidates.add(ri); 15278 } 15279 } 15280 return (preferred == null || preferred.activityInfo == null) 15281 ? null 15282 : new ComponentName(preferred.activityInfo.packageName, 15283 preferred.activityInfo.name); 15284 } 15285 15286 @Override 15287 public void setApplicationEnabledSetting(String appPackageName, 15288 int newState, int flags, int userId, String callingPackage) { 15289 if (!sUserManager.exists(userId)) return; 15290 if (callingPackage == null) { 15291 callingPackage = Integer.toString(Binder.getCallingUid()); 15292 } 15293 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15294 } 15295 15296 @Override 15297 public void setComponentEnabledSetting(ComponentName componentName, 15298 int newState, int flags, int userId) { 15299 if (!sUserManager.exists(userId)) return; 15300 setEnabledSetting(componentName.getPackageName(), 15301 componentName.getClassName(), newState, flags, userId, null); 15302 } 15303 15304 private void setEnabledSetting(final String packageName, String className, int newState, 15305 final int flags, int userId, String callingPackage) { 15306 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15307 || newState == COMPONENT_ENABLED_STATE_ENABLED 15308 || newState == COMPONENT_ENABLED_STATE_DISABLED 15309 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15310 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15311 throw new IllegalArgumentException("Invalid new component state: " 15312 + newState); 15313 } 15314 PackageSetting pkgSetting; 15315 final int uid = Binder.getCallingUid(); 15316 final int permission = mContext.checkCallingOrSelfPermission( 15317 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15318 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15319 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15320 boolean sendNow = false; 15321 boolean isApp = (className == null); 15322 String componentName = isApp ? packageName : className; 15323 int packageUid = -1; 15324 ArrayList<String> components; 15325 15326 // writer 15327 synchronized (mPackages) { 15328 pkgSetting = mSettings.mPackages.get(packageName); 15329 if (pkgSetting == null) { 15330 if (className == null) { 15331 throw new IllegalArgumentException("Unknown package: " + packageName); 15332 } 15333 throw new IllegalArgumentException( 15334 "Unknown component: " + packageName + "/" + className); 15335 } 15336 // Allow root and verify that userId is not being specified by a different user 15337 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15338 throw new SecurityException( 15339 "Permission Denial: attempt to change component state from pid=" 15340 + Binder.getCallingPid() 15341 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15342 } 15343 if (className == null) { 15344 // We're dealing with an application/package level state change 15345 if (pkgSetting.getEnabled(userId) == newState) { 15346 // Nothing to do 15347 return; 15348 } 15349 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15350 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15351 // Don't care about who enables an app. 15352 callingPackage = null; 15353 } 15354 pkgSetting.setEnabled(newState, userId, callingPackage); 15355 // pkgSetting.pkg.mSetEnabled = newState; 15356 } else { 15357 // We're dealing with a component level state change 15358 // First, verify that this is a valid class name. 15359 PackageParser.Package pkg = pkgSetting.pkg; 15360 if (pkg == null || !pkg.hasComponentClassName(className)) { 15361 if (pkg != null && 15362 pkg.applicationInfo.targetSdkVersion >= 15363 Build.VERSION_CODES.JELLY_BEAN) { 15364 throw new IllegalArgumentException("Component class " + className 15365 + " does not exist in " + packageName); 15366 } else { 15367 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15368 + className + " does not exist in " + packageName); 15369 } 15370 } 15371 switch (newState) { 15372 case COMPONENT_ENABLED_STATE_ENABLED: 15373 if (!pkgSetting.enableComponentLPw(className, userId)) { 15374 return; 15375 } 15376 break; 15377 case COMPONENT_ENABLED_STATE_DISABLED: 15378 if (!pkgSetting.disableComponentLPw(className, userId)) { 15379 return; 15380 } 15381 break; 15382 case COMPONENT_ENABLED_STATE_DEFAULT: 15383 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15384 return; 15385 } 15386 break; 15387 default: 15388 Slog.e(TAG, "Invalid new component state: " + newState); 15389 return; 15390 } 15391 } 15392 scheduleWritePackageRestrictionsLocked(userId); 15393 components = mPendingBroadcasts.get(userId, packageName); 15394 final boolean newPackage = components == null; 15395 if (newPackage) { 15396 components = new ArrayList<String>(); 15397 } 15398 if (!components.contains(componentName)) { 15399 components.add(componentName); 15400 } 15401 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15402 sendNow = true; 15403 // Purge entry from pending broadcast list if another one exists already 15404 // since we are sending one right away. 15405 mPendingBroadcasts.remove(userId, packageName); 15406 } else { 15407 if (newPackage) { 15408 mPendingBroadcasts.put(userId, packageName, components); 15409 } 15410 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15411 // Schedule a message 15412 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15413 } 15414 } 15415 } 15416 15417 long callingId = Binder.clearCallingIdentity(); 15418 try { 15419 if (sendNow) { 15420 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15421 sendPackageChangedBroadcast(packageName, 15422 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15423 } 15424 } finally { 15425 Binder.restoreCallingIdentity(callingId); 15426 } 15427 } 15428 15429 private void sendPackageChangedBroadcast(String packageName, 15430 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15431 if (DEBUG_INSTALL) 15432 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15433 + componentNames); 15434 Bundle extras = new Bundle(4); 15435 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15436 String nameList[] = new String[componentNames.size()]; 15437 componentNames.toArray(nameList); 15438 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15439 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15440 extras.putInt(Intent.EXTRA_UID, packageUid); 15441 // If this is not reporting a change of the overall package, then only send it 15442 // to registered receivers. We don't want to launch a swath of apps for every 15443 // little component state change. 15444 final int flags = !componentNames.contains(packageName) 15445 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15446 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15447 new int[] {UserHandle.getUserId(packageUid)}); 15448 } 15449 15450 @Override 15451 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15452 if (!sUserManager.exists(userId)) return; 15453 final int uid = Binder.getCallingUid(); 15454 final int permission = mContext.checkCallingOrSelfPermission( 15455 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15456 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15457 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15458 // writer 15459 synchronized (mPackages) { 15460 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15461 allowedByPermission, uid, userId)) { 15462 scheduleWritePackageRestrictionsLocked(userId); 15463 } 15464 } 15465 } 15466 15467 @Override 15468 public String getInstallerPackageName(String packageName) { 15469 // reader 15470 synchronized (mPackages) { 15471 return mSettings.getInstallerPackageNameLPr(packageName); 15472 } 15473 } 15474 15475 @Override 15476 public int getApplicationEnabledSetting(String packageName, int userId) { 15477 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15478 int uid = Binder.getCallingUid(); 15479 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15480 // reader 15481 synchronized (mPackages) { 15482 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15483 } 15484 } 15485 15486 @Override 15487 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15488 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15489 int uid = Binder.getCallingUid(); 15490 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15491 // reader 15492 synchronized (mPackages) { 15493 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15494 } 15495 } 15496 15497 @Override 15498 public void enterSafeMode() { 15499 enforceSystemOrRoot("Only the system can request entering safe mode"); 15500 15501 if (!mSystemReady) { 15502 mSafeMode = true; 15503 } 15504 } 15505 15506 @Override 15507 public void systemReady() { 15508 mSystemReady = true; 15509 15510 // Read the compatibilty setting when the system is ready. 15511 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15512 mContext.getContentResolver(), 15513 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15514 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15515 if (DEBUG_SETTINGS) { 15516 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15517 } 15518 15519 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15520 15521 synchronized (mPackages) { 15522 // Verify that all of the preferred activity components actually 15523 // exist. It is possible for applications to be updated and at 15524 // that point remove a previously declared activity component that 15525 // had been set as a preferred activity. We try to clean this up 15526 // the next time we encounter that preferred activity, but it is 15527 // possible for the user flow to never be able to return to that 15528 // situation so here we do a sanity check to make sure we haven't 15529 // left any junk around. 15530 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15531 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15532 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15533 removed.clear(); 15534 for (PreferredActivity pa : pir.filterSet()) { 15535 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15536 removed.add(pa); 15537 } 15538 } 15539 if (removed.size() > 0) { 15540 for (int r=0; r<removed.size(); r++) { 15541 PreferredActivity pa = removed.get(r); 15542 Slog.w(TAG, "Removing dangling preferred activity: " 15543 + pa.mPref.mComponent); 15544 pir.removeFilter(pa); 15545 } 15546 mSettings.writePackageRestrictionsLPr( 15547 mSettings.mPreferredActivities.keyAt(i)); 15548 } 15549 } 15550 15551 for (int userId : UserManagerService.getInstance().getUserIds()) { 15552 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15553 grantPermissionsUserIds = ArrayUtils.appendInt( 15554 grantPermissionsUserIds, userId); 15555 } 15556 } 15557 } 15558 sUserManager.systemReady(); 15559 15560 // If we upgraded grant all default permissions before kicking off. 15561 for (int userId : grantPermissionsUserIds) { 15562 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15563 } 15564 15565 // Kick off any messages waiting for system ready 15566 if (mPostSystemReadyMessages != null) { 15567 for (Message msg : mPostSystemReadyMessages) { 15568 msg.sendToTarget(); 15569 } 15570 mPostSystemReadyMessages = null; 15571 } 15572 15573 // Watch for external volumes that come and go over time 15574 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15575 storage.registerListener(mStorageListener); 15576 15577 mInstallerService.systemReady(); 15578 mPackageDexOptimizer.systemReady(); 15579 15580 MountServiceInternal mountServiceInternal = LocalServices.getService( 15581 MountServiceInternal.class); 15582 mountServiceInternal.addExternalStoragePolicy( 15583 new MountServiceInternal.ExternalStorageMountPolicy() { 15584 @Override 15585 public int getMountMode(int uid, String packageName) { 15586 if (Process.isIsolated(uid)) { 15587 return Zygote.MOUNT_EXTERNAL_NONE; 15588 } 15589 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15590 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15591 } 15592 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15593 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15594 } 15595 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15596 return Zygote.MOUNT_EXTERNAL_READ; 15597 } 15598 return Zygote.MOUNT_EXTERNAL_WRITE; 15599 } 15600 15601 @Override 15602 public boolean hasExternalStorage(int uid, String packageName) { 15603 return true; 15604 } 15605 }); 15606 } 15607 15608 @Override 15609 public boolean isSafeMode() { 15610 return mSafeMode; 15611 } 15612 15613 @Override 15614 public boolean hasSystemUidErrors() { 15615 return mHasSystemUidErrors; 15616 } 15617 15618 static String arrayToString(int[] array) { 15619 StringBuffer buf = new StringBuffer(128); 15620 buf.append('['); 15621 if (array != null) { 15622 for (int i=0; i<array.length; i++) { 15623 if (i > 0) buf.append(", "); 15624 buf.append(array[i]); 15625 } 15626 } 15627 buf.append(']'); 15628 return buf.toString(); 15629 } 15630 15631 static class DumpState { 15632 public static final int DUMP_LIBS = 1 << 0; 15633 public static final int DUMP_FEATURES = 1 << 1; 15634 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15635 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15636 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15637 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15638 public static final int DUMP_PERMISSIONS = 1 << 6; 15639 public static final int DUMP_PACKAGES = 1 << 7; 15640 public static final int DUMP_SHARED_USERS = 1 << 8; 15641 public static final int DUMP_MESSAGES = 1 << 9; 15642 public static final int DUMP_PROVIDERS = 1 << 10; 15643 public static final int DUMP_VERIFIERS = 1 << 11; 15644 public static final int DUMP_PREFERRED = 1 << 12; 15645 public static final int DUMP_PREFERRED_XML = 1 << 13; 15646 public static final int DUMP_KEYSETS = 1 << 14; 15647 public static final int DUMP_VERSION = 1 << 15; 15648 public static final int DUMP_INSTALLS = 1 << 16; 15649 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15650 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15651 15652 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15653 15654 private int mTypes; 15655 15656 private int mOptions; 15657 15658 private boolean mTitlePrinted; 15659 15660 private SharedUserSetting mSharedUser; 15661 15662 public boolean isDumping(int type) { 15663 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15664 return true; 15665 } 15666 15667 return (mTypes & type) != 0; 15668 } 15669 15670 public void setDump(int type) { 15671 mTypes |= type; 15672 } 15673 15674 public boolean isOptionEnabled(int option) { 15675 return (mOptions & option) != 0; 15676 } 15677 15678 public void setOptionEnabled(int option) { 15679 mOptions |= option; 15680 } 15681 15682 public boolean onTitlePrinted() { 15683 final boolean printed = mTitlePrinted; 15684 mTitlePrinted = true; 15685 return printed; 15686 } 15687 15688 public boolean getTitlePrinted() { 15689 return mTitlePrinted; 15690 } 15691 15692 public void setTitlePrinted(boolean enabled) { 15693 mTitlePrinted = enabled; 15694 } 15695 15696 public SharedUserSetting getSharedUser() { 15697 return mSharedUser; 15698 } 15699 15700 public void setSharedUser(SharedUserSetting user) { 15701 mSharedUser = user; 15702 } 15703 } 15704 15705 @Override 15706 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15707 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15708 (new PackageManagerShellCommand(this)).exec( 15709 this, in, out, err, args, resultReceiver); 15710 } 15711 15712 @Override 15713 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15714 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15715 != PackageManager.PERMISSION_GRANTED) { 15716 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15717 + Binder.getCallingPid() 15718 + ", uid=" + Binder.getCallingUid() 15719 + " without permission " 15720 + android.Manifest.permission.DUMP); 15721 return; 15722 } 15723 15724 DumpState dumpState = new DumpState(); 15725 boolean fullPreferred = false; 15726 boolean checkin = false; 15727 15728 String packageName = null; 15729 ArraySet<String> permissionNames = null; 15730 15731 int opti = 0; 15732 while (opti < args.length) { 15733 String opt = args[opti]; 15734 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15735 break; 15736 } 15737 opti++; 15738 15739 if ("-a".equals(opt)) { 15740 // Right now we only know how to print all. 15741 } else if ("-h".equals(opt)) { 15742 pw.println("Package manager dump options:"); 15743 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15744 pw.println(" --checkin: dump for a checkin"); 15745 pw.println(" -f: print details of intent filters"); 15746 pw.println(" -h: print this help"); 15747 pw.println(" cmd may be one of:"); 15748 pw.println(" l[ibraries]: list known shared libraries"); 15749 pw.println(" f[eatures]: list device features"); 15750 pw.println(" k[eysets]: print known keysets"); 15751 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15752 pw.println(" perm[issions]: dump permissions"); 15753 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15754 pw.println(" pref[erred]: print preferred package settings"); 15755 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15756 pw.println(" prov[iders]: dump content providers"); 15757 pw.println(" p[ackages]: dump installed packages"); 15758 pw.println(" s[hared-users]: dump shared user IDs"); 15759 pw.println(" m[essages]: print collected runtime messages"); 15760 pw.println(" v[erifiers]: print package verifier info"); 15761 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15762 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15763 pw.println(" version: print database version info"); 15764 pw.println(" write: write current settings now"); 15765 pw.println(" installs: details about install sessions"); 15766 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15767 pw.println(" <package.name>: info about given package"); 15768 return; 15769 } else if ("--checkin".equals(opt)) { 15770 checkin = true; 15771 } else if ("-f".equals(opt)) { 15772 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15773 } else { 15774 pw.println("Unknown argument: " + opt + "; use -h for help"); 15775 } 15776 } 15777 15778 // Is the caller requesting to dump a particular piece of data? 15779 if (opti < args.length) { 15780 String cmd = args[opti]; 15781 opti++; 15782 // Is this a package name? 15783 if ("android".equals(cmd) || cmd.contains(".")) { 15784 packageName = cmd; 15785 // When dumping a single package, we always dump all of its 15786 // filter information since the amount of data will be reasonable. 15787 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15788 } else if ("check-permission".equals(cmd)) { 15789 if (opti >= args.length) { 15790 pw.println("Error: check-permission missing permission argument"); 15791 return; 15792 } 15793 String perm = args[opti]; 15794 opti++; 15795 if (opti >= args.length) { 15796 pw.println("Error: check-permission missing package argument"); 15797 return; 15798 } 15799 String pkg = args[opti]; 15800 opti++; 15801 int user = UserHandle.getUserId(Binder.getCallingUid()); 15802 if (opti < args.length) { 15803 try { 15804 user = Integer.parseInt(args[opti]); 15805 } catch (NumberFormatException e) { 15806 pw.println("Error: check-permission user argument is not a number: " 15807 + args[opti]); 15808 return; 15809 } 15810 } 15811 pw.println(checkPermission(perm, pkg, user)); 15812 return; 15813 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15814 dumpState.setDump(DumpState.DUMP_LIBS); 15815 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15816 dumpState.setDump(DumpState.DUMP_FEATURES); 15817 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15818 if (opti >= args.length) { 15819 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15820 | DumpState.DUMP_SERVICE_RESOLVERS 15821 | DumpState.DUMP_RECEIVER_RESOLVERS 15822 | DumpState.DUMP_CONTENT_RESOLVERS); 15823 } else { 15824 while (opti < args.length) { 15825 String name = args[opti]; 15826 if ("a".equals(name) || "activity".equals(name)) { 15827 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15828 } else if ("s".equals(name) || "service".equals(name)) { 15829 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15830 } else if ("r".equals(name) || "receiver".equals(name)) { 15831 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15832 } else if ("c".equals(name) || "content".equals(name)) { 15833 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15834 } else { 15835 pw.println("Error: unknown resolver table type: " + name); 15836 return; 15837 } 15838 opti++; 15839 } 15840 } 15841 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15842 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15843 } else if ("permission".equals(cmd)) { 15844 if (opti >= args.length) { 15845 pw.println("Error: permission requires permission name"); 15846 return; 15847 } 15848 permissionNames = new ArraySet<>(); 15849 while (opti < args.length) { 15850 permissionNames.add(args[opti]); 15851 opti++; 15852 } 15853 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15854 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15855 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15856 dumpState.setDump(DumpState.DUMP_PREFERRED); 15857 } else if ("preferred-xml".equals(cmd)) { 15858 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15859 if (opti < args.length && "--full".equals(args[opti])) { 15860 fullPreferred = true; 15861 opti++; 15862 } 15863 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15864 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15865 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15866 dumpState.setDump(DumpState.DUMP_PACKAGES); 15867 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15868 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15869 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15870 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15871 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15872 dumpState.setDump(DumpState.DUMP_MESSAGES); 15873 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15874 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15875 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15876 || "intent-filter-verifiers".equals(cmd)) { 15877 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15878 } else if ("version".equals(cmd)) { 15879 dumpState.setDump(DumpState.DUMP_VERSION); 15880 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15881 dumpState.setDump(DumpState.DUMP_KEYSETS); 15882 } else if ("installs".equals(cmd)) { 15883 dumpState.setDump(DumpState.DUMP_INSTALLS); 15884 } else if ("write".equals(cmd)) { 15885 synchronized (mPackages) { 15886 mSettings.writeLPr(); 15887 pw.println("Settings written."); 15888 return; 15889 } 15890 } 15891 } 15892 15893 if (checkin) { 15894 pw.println("vers,1"); 15895 } 15896 15897 // reader 15898 synchronized (mPackages) { 15899 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15900 if (!checkin) { 15901 if (dumpState.onTitlePrinted()) 15902 pw.println(); 15903 pw.println("Database versions:"); 15904 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15905 } 15906 } 15907 15908 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15909 if (!checkin) { 15910 if (dumpState.onTitlePrinted()) 15911 pw.println(); 15912 pw.println("Verifiers:"); 15913 pw.print(" Required: "); 15914 pw.print(mRequiredVerifierPackage); 15915 pw.print(" (uid="); 15916 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15917 UserHandle.USER_SYSTEM)); 15918 pw.println(")"); 15919 } else if (mRequiredVerifierPackage != null) { 15920 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15921 pw.print(","); 15922 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15923 UserHandle.USER_SYSTEM)); 15924 } 15925 } 15926 15927 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15928 packageName == null) { 15929 if (mIntentFilterVerifierComponent != null) { 15930 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15931 if (!checkin) { 15932 if (dumpState.onTitlePrinted()) 15933 pw.println(); 15934 pw.println("Intent Filter Verifier:"); 15935 pw.print(" Using: "); 15936 pw.print(verifierPackageName); 15937 pw.print(" (uid="); 15938 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 15939 UserHandle.USER_SYSTEM)); 15940 pw.println(")"); 15941 } else if (verifierPackageName != null) { 15942 pw.print("ifv,"); pw.print(verifierPackageName); 15943 pw.print(","); 15944 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 15945 UserHandle.USER_SYSTEM)); 15946 } 15947 } else { 15948 pw.println(); 15949 pw.println("No Intent Filter Verifier available!"); 15950 } 15951 } 15952 15953 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15954 boolean printedHeader = false; 15955 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15956 while (it.hasNext()) { 15957 String name = it.next(); 15958 SharedLibraryEntry ent = mSharedLibraries.get(name); 15959 if (!checkin) { 15960 if (!printedHeader) { 15961 if (dumpState.onTitlePrinted()) 15962 pw.println(); 15963 pw.println("Libraries:"); 15964 printedHeader = true; 15965 } 15966 pw.print(" "); 15967 } else { 15968 pw.print("lib,"); 15969 } 15970 pw.print(name); 15971 if (!checkin) { 15972 pw.print(" -> "); 15973 } 15974 if (ent.path != null) { 15975 if (!checkin) { 15976 pw.print("(jar) "); 15977 pw.print(ent.path); 15978 } else { 15979 pw.print(",jar,"); 15980 pw.print(ent.path); 15981 } 15982 } else { 15983 if (!checkin) { 15984 pw.print("(apk) "); 15985 pw.print(ent.apk); 15986 } else { 15987 pw.print(",apk,"); 15988 pw.print(ent.apk); 15989 } 15990 } 15991 pw.println(); 15992 } 15993 } 15994 15995 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15996 if (dumpState.onTitlePrinted()) 15997 pw.println(); 15998 if (!checkin) { 15999 pw.println("Features:"); 16000 } 16001 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 16002 while (it.hasNext()) { 16003 String name = it.next(); 16004 if (!checkin) { 16005 pw.print(" "); 16006 } else { 16007 pw.print("feat,"); 16008 } 16009 pw.println(name); 16010 } 16011 } 16012 16013 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 16014 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 16015 : "Activity Resolver Table:", " ", packageName, 16016 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16017 dumpState.setTitlePrinted(true); 16018 } 16019 } 16020 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 16021 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 16022 : "Receiver Resolver Table:", " ", packageName, 16023 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16024 dumpState.setTitlePrinted(true); 16025 } 16026 } 16027 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 16028 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 16029 : "Service Resolver Table:", " ", packageName, 16030 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16031 dumpState.setTitlePrinted(true); 16032 } 16033 } 16034 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 16035 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 16036 : "Provider Resolver Table:", " ", packageName, 16037 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 16038 dumpState.setTitlePrinted(true); 16039 } 16040 } 16041 16042 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 16043 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 16044 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 16045 int user = mSettings.mPreferredActivities.keyAt(i); 16046 if (pir.dump(pw, 16047 dumpState.getTitlePrinted() 16048 ? "\nPreferred Activities User " + user + ":" 16049 : "Preferred Activities User " + user + ":", " ", 16050 packageName, true, false)) { 16051 dumpState.setTitlePrinted(true); 16052 } 16053 } 16054 } 16055 16056 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 16057 pw.flush(); 16058 FileOutputStream fout = new FileOutputStream(fd); 16059 BufferedOutputStream str = new BufferedOutputStream(fout); 16060 XmlSerializer serializer = new FastXmlSerializer(); 16061 try { 16062 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 16063 serializer.startDocument(null, true); 16064 serializer.setFeature( 16065 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 16066 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 16067 serializer.endDocument(); 16068 serializer.flush(); 16069 } catch (IllegalArgumentException e) { 16070 pw.println("Failed writing: " + e); 16071 } catch (IllegalStateException e) { 16072 pw.println("Failed writing: " + e); 16073 } catch (IOException e) { 16074 pw.println("Failed writing: " + e); 16075 } 16076 } 16077 16078 if (!checkin 16079 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 16080 && packageName == null) { 16081 pw.println(); 16082 int count = mSettings.mPackages.size(); 16083 if (count == 0) { 16084 pw.println("No applications!"); 16085 pw.println(); 16086 } else { 16087 final String prefix = " "; 16088 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 16089 if (allPackageSettings.size() == 0) { 16090 pw.println("No domain preferred apps!"); 16091 pw.println(); 16092 } else { 16093 pw.println("App verification status:"); 16094 pw.println(); 16095 count = 0; 16096 for (PackageSetting ps : allPackageSettings) { 16097 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 16098 if (ivi == null || ivi.getPackageName() == null) continue; 16099 pw.println(prefix + "Package: " + ivi.getPackageName()); 16100 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 16101 pw.println(prefix + "Status: " + ivi.getStatusString()); 16102 pw.println(); 16103 count++; 16104 } 16105 if (count == 0) { 16106 pw.println(prefix + "No app verification established."); 16107 pw.println(); 16108 } 16109 for (int userId : sUserManager.getUserIds()) { 16110 pw.println("App linkages for user " + userId + ":"); 16111 pw.println(); 16112 count = 0; 16113 for (PackageSetting ps : allPackageSettings) { 16114 final long status = ps.getDomainVerificationStatusForUser(userId); 16115 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 16116 continue; 16117 } 16118 pw.println(prefix + "Package: " + ps.name); 16119 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 16120 String statusStr = IntentFilterVerificationInfo. 16121 getStatusStringFromValue(status); 16122 pw.println(prefix + "Status: " + statusStr); 16123 pw.println(); 16124 count++; 16125 } 16126 if (count == 0) { 16127 pw.println(prefix + "No configured app linkages."); 16128 pw.println(); 16129 } 16130 } 16131 } 16132 } 16133 } 16134 16135 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 16136 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 16137 if (packageName == null && permissionNames == null) { 16138 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 16139 if (iperm == 0) { 16140 if (dumpState.onTitlePrinted()) 16141 pw.println(); 16142 pw.println("AppOp Permissions:"); 16143 } 16144 pw.print(" AppOp Permission "); 16145 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 16146 pw.println(":"); 16147 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 16148 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 16149 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 16150 } 16151 } 16152 } 16153 } 16154 16155 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 16156 boolean printedSomething = false; 16157 for (PackageParser.Provider p : mProviders.mProviders.values()) { 16158 if (packageName != null && !packageName.equals(p.info.packageName)) { 16159 continue; 16160 } 16161 if (!printedSomething) { 16162 if (dumpState.onTitlePrinted()) 16163 pw.println(); 16164 pw.println("Registered ContentProviders:"); 16165 printedSomething = true; 16166 } 16167 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 16168 pw.print(" "); pw.println(p.toString()); 16169 } 16170 printedSomething = false; 16171 for (Map.Entry<String, PackageParser.Provider> entry : 16172 mProvidersByAuthority.entrySet()) { 16173 PackageParser.Provider p = entry.getValue(); 16174 if (packageName != null && !packageName.equals(p.info.packageName)) { 16175 continue; 16176 } 16177 if (!printedSomething) { 16178 if (dumpState.onTitlePrinted()) 16179 pw.println(); 16180 pw.println("ContentProvider Authorities:"); 16181 printedSomething = true; 16182 } 16183 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 16184 pw.print(" "); pw.println(p.toString()); 16185 if (p.info != null && p.info.applicationInfo != null) { 16186 final String appInfo = p.info.applicationInfo.toString(); 16187 pw.print(" applicationInfo="); pw.println(appInfo); 16188 } 16189 } 16190 } 16191 16192 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 16193 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 16194 } 16195 16196 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 16197 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 16198 } 16199 16200 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 16201 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 16202 } 16203 16204 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 16205 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 16206 } 16207 16208 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 16209 // XXX should handle packageName != null by dumping only install data that 16210 // the given package is involved with. 16211 if (dumpState.onTitlePrinted()) pw.println(); 16212 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 16213 } 16214 16215 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 16216 if (dumpState.onTitlePrinted()) pw.println(); 16217 mSettings.dumpReadMessagesLPr(pw, dumpState); 16218 16219 pw.println(); 16220 pw.println("Package warning messages:"); 16221 BufferedReader in = null; 16222 String line = null; 16223 try { 16224 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16225 while ((line = in.readLine()) != null) { 16226 if (line.contains("ignored: updated version")) continue; 16227 pw.println(line); 16228 } 16229 } catch (IOException ignored) { 16230 } finally { 16231 IoUtils.closeQuietly(in); 16232 } 16233 } 16234 16235 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 16236 BufferedReader in = null; 16237 String line = null; 16238 try { 16239 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16240 while ((line = in.readLine()) != null) { 16241 if (line.contains("ignored: updated version")) continue; 16242 pw.print("msg,"); 16243 pw.println(line); 16244 } 16245 } catch (IOException ignored) { 16246 } finally { 16247 IoUtils.closeQuietly(in); 16248 } 16249 } 16250 } 16251 } 16252 16253 private String dumpDomainString(String packageName) { 16254 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16255 List<IntentFilter> filters = getAllIntentFilters(packageName); 16256 16257 ArraySet<String> result = new ArraySet<>(); 16258 if (iviList.size() > 0) { 16259 for (IntentFilterVerificationInfo ivi : iviList) { 16260 for (String host : ivi.getDomains()) { 16261 result.add(host); 16262 } 16263 } 16264 } 16265 if (filters != null && filters.size() > 0) { 16266 for (IntentFilter filter : filters) { 16267 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16268 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16269 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16270 result.addAll(filter.getHostsList()); 16271 } 16272 } 16273 } 16274 16275 StringBuilder sb = new StringBuilder(result.size() * 16); 16276 for (String domain : result) { 16277 if (sb.length() > 0) sb.append(" "); 16278 sb.append(domain); 16279 } 16280 return sb.toString(); 16281 } 16282 16283 // ------- apps on sdcard specific code ------- 16284 static final boolean DEBUG_SD_INSTALL = false; 16285 16286 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16287 16288 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16289 16290 private boolean mMediaMounted = false; 16291 16292 static String getEncryptKey() { 16293 try { 16294 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16295 SD_ENCRYPTION_KEYSTORE_NAME); 16296 if (sdEncKey == null) { 16297 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16298 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16299 if (sdEncKey == null) { 16300 Slog.e(TAG, "Failed to create encryption keys"); 16301 return null; 16302 } 16303 } 16304 return sdEncKey; 16305 } catch (NoSuchAlgorithmException nsae) { 16306 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16307 return null; 16308 } catch (IOException ioe) { 16309 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16310 return null; 16311 } 16312 } 16313 16314 /* 16315 * Update media status on PackageManager. 16316 */ 16317 @Override 16318 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16319 int callingUid = Binder.getCallingUid(); 16320 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16321 throw new SecurityException("Media status can only be updated by the system"); 16322 } 16323 // reader; this apparently protects mMediaMounted, but should probably 16324 // be a different lock in that case. 16325 synchronized (mPackages) { 16326 Log.i(TAG, "Updating external media status from " 16327 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16328 + (mediaStatus ? "mounted" : "unmounted")); 16329 if (DEBUG_SD_INSTALL) 16330 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16331 + ", mMediaMounted=" + mMediaMounted); 16332 if (mediaStatus == mMediaMounted) { 16333 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16334 : 0, -1); 16335 mHandler.sendMessage(msg); 16336 return; 16337 } 16338 mMediaMounted = mediaStatus; 16339 } 16340 // Queue up an async operation since the package installation may take a 16341 // little while. 16342 mHandler.post(new Runnable() { 16343 public void run() { 16344 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16345 } 16346 }); 16347 } 16348 16349 /** 16350 * Called by MountService when the initial ASECs to scan are available. 16351 * Should block until all the ASEC containers are finished being scanned. 16352 */ 16353 public void scanAvailableAsecs() { 16354 updateExternalMediaStatusInner(true, false, false); 16355 } 16356 16357 /* 16358 * Collect information of applications on external media, map them against 16359 * existing containers and update information based on current mount status. 16360 * Please note that we always have to report status if reportStatus has been 16361 * set to true especially when unloading packages. 16362 */ 16363 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16364 boolean externalStorage) { 16365 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16366 int[] uidArr = EmptyArray.INT; 16367 16368 final String[] list = PackageHelper.getSecureContainerList(); 16369 if (ArrayUtils.isEmpty(list)) { 16370 Log.i(TAG, "No secure containers found"); 16371 } else { 16372 // Process list of secure containers and categorize them 16373 // as active or stale based on their package internal state. 16374 16375 // reader 16376 synchronized (mPackages) { 16377 for (String cid : list) { 16378 // Leave stages untouched for now; installer service owns them 16379 if (PackageInstallerService.isStageName(cid)) continue; 16380 16381 if (DEBUG_SD_INSTALL) 16382 Log.i(TAG, "Processing container " + cid); 16383 String pkgName = getAsecPackageName(cid); 16384 if (pkgName == null) { 16385 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16386 continue; 16387 } 16388 if (DEBUG_SD_INSTALL) 16389 Log.i(TAG, "Looking for pkg : " + pkgName); 16390 16391 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16392 if (ps == null) { 16393 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16394 continue; 16395 } 16396 16397 /* 16398 * Skip packages that are not external if we're unmounting 16399 * external storage. 16400 */ 16401 if (externalStorage && !isMounted && !isExternal(ps)) { 16402 continue; 16403 } 16404 16405 final AsecInstallArgs args = new AsecInstallArgs(cid, 16406 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16407 // The package status is changed only if the code path 16408 // matches between settings and the container id. 16409 if (ps.codePathString != null 16410 && ps.codePathString.startsWith(args.getCodePath())) { 16411 if (DEBUG_SD_INSTALL) { 16412 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16413 + " at code path: " + ps.codePathString); 16414 } 16415 16416 // We do have a valid package installed on sdcard 16417 processCids.put(args, ps.codePathString); 16418 final int uid = ps.appId; 16419 if (uid != -1) { 16420 uidArr = ArrayUtils.appendInt(uidArr, uid); 16421 } 16422 } else { 16423 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16424 + ps.codePathString); 16425 } 16426 } 16427 } 16428 16429 Arrays.sort(uidArr); 16430 } 16431 16432 // Process packages with valid entries. 16433 if (isMounted) { 16434 if (DEBUG_SD_INSTALL) 16435 Log.i(TAG, "Loading packages"); 16436 loadMediaPackages(processCids, uidArr, externalStorage); 16437 startCleaningPackages(); 16438 mInstallerService.onSecureContainersAvailable(); 16439 } else { 16440 if (DEBUG_SD_INSTALL) 16441 Log.i(TAG, "Unloading packages"); 16442 unloadMediaPackages(processCids, uidArr, reportStatus); 16443 } 16444 } 16445 16446 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16447 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16448 final int size = infos.size(); 16449 final String[] packageNames = new String[size]; 16450 final int[] packageUids = new int[size]; 16451 for (int i = 0; i < size; i++) { 16452 final ApplicationInfo info = infos.get(i); 16453 packageNames[i] = info.packageName; 16454 packageUids[i] = info.uid; 16455 } 16456 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16457 finishedReceiver); 16458 } 16459 16460 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16461 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16462 sendResourcesChangedBroadcast(mediaStatus, replacing, 16463 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16464 } 16465 16466 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16467 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16468 int size = pkgList.length; 16469 if (size > 0) { 16470 // Send broadcasts here 16471 Bundle extras = new Bundle(); 16472 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16473 if (uidArr != null) { 16474 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16475 } 16476 if (replacing) { 16477 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16478 } 16479 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16480 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16481 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16482 } 16483 } 16484 16485 /* 16486 * Look at potentially valid container ids from processCids If package 16487 * information doesn't match the one on record or package scanning fails, 16488 * the cid is added to list of removeCids. We currently don't delete stale 16489 * containers. 16490 */ 16491 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16492 boolean externalStorage) { 16493 ArrayList<String> pkgList = new ArrayList<String>(); 16494 Set<AsecInstallArgs> keys = processCids.keySet(); 16495 16496 for (AsecInstallArgs args : keys) { 16497 String codePath = processCids.get(args); 16498 if (DEBUG_SD_INSTALL) 16499 Log.i(TAG, "Loading container : " + args.cid); 16500 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16501 try { 16502 // Make sure there are no container errors first. 16503 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16504 Slog.e(TAG, "Failed to mount cid : " + args.cid 16505 + " when installing from sdcard"); 16506 continue; 16507 } 16508 // Check code path here. 16509 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16510 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16511 + " does not match one in settings " + codePath); 16512 continue; 16513 } 16514 // Parse package 16515 int parseFlags = mDefParseFlags; 16516 if (args.isExternalAsec()) { 16517 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16518 } 16519 if (args.isFwdLocked()) { 16520 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16521 } 16522 16523 synchronized (mInstallLock) { 16524 PackageParser.Package pkg = null; 16525 try { 16526 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16527 } catch (PackageManagerException e) { 16528 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16529 } 16530 // Scan the package 16531 if (pkg != null) { 16532 /* 16533 * TODO why is the lock being held? doPostInstall is 16534 * called in other places without the lock. This needs 16535 * to be straightened out. 16536 */ 16537 // writer 16538 synchronized (mPackages) { 16539 retCode = PackageManager.INSTALL_SUCCEEDED; 16540 pkgList.add(pkg.packageName); 16541 // Post process args 16542 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16543 pkg.applicationInfo.uid); 16544 } 16545 } else { 16546 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16547 } 16548 } 16549 16550 } finally { 16551 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16552 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16553 } 16554 } 16555 } 16556 // writer 16557 synchronized (mPackages) { 16558 // If the platform SDK has changed since the last time we booted, 16559 // we need to re-grant app permission to catch any new ones that 16560 // appear. This is really a hack, and means that apps can in some 16561 // cases get permissions that the user didn't initially explicitly 16562 // allow... it would be nice to have some better way to handle 16563 // this situation. 16564 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16565 : mSettings.getInternalVersion(); 16566 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16567 : StorageManager.UUID_PRIVATE_INTERNAL; 16568 16569 int updateFlags = UPDATE_PERMISSIONS_ALL; 16570 if (ver.sdkVersion != mSdkVersion) { 16571 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16572 + mSdkVersion + "; regranting permissions for external"); 16573 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16574 } 16575 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16576 16577 // Yay, everything is now upgraded 16578 ver.forceCurrent(); 16579 16580 // can downgrade to reader 16581 // Persist settings 16582 mSettings.writeLPr(); 16583 } 16584 // Send a broadcast to let everyone know we are done processing 16585 if (pkgList.size() > 0) { 16586 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16587 } 16588 } 16589 16590 /* 16591 * Utility method to unload a list of specified containers 16592 */ 16593 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16594 // Just unmount all valid containers. 16595 for (AsecInstallArgs arg : cidArgs) { 16596 synchronized (mInstallLock) { 16597 arg.doPostDeleteLI(false); 16598 } 16599 } 16600 } 16601 16602 /* 16603 * Unload packages mounted on external media. This involves deleting package 16604 * data from internal structures, sending broadcasts about diabled packages, 16605 * gc'ing to free up references, unmounting all secure containers 16606 * corresponding to packages on external media, and posting a 16607 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16608 * that we always have to post this message if status has been requested no 16609 * matter what. 16610 */ 16611 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16612 final boolean reportStatus) { 16613 if (DEBUG_SD_INSTALL) 16614 Log.i(TAG, "unloading media packages"); 16615 ArrayList<String> pkgList = new ArrayList<String>(); 16616 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16617 final Set<AsecInstallArgs> keys = processCids.keySet(); 16618 for (AsecInstallArgs args : keys) { 16619 String pkgName = args.getPackageName(); 16620 if (DEBUG_SD_INSTALL) 16621 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16622 // Delete package internally 16623 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16624 synchronized (mInstallLock) { 16625 boolean res = deletePackageLI(pkgName, null, false, null, null, 16626 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16627 if (res) { 16628 pkgList.add(pkgName); 16629 } else { 16630 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16631 failedList.add(args); 16632 } 16633 } 16634 } 16635 16636 // reader 16637 synchronized (mPackages) { 16638 // We didn't update the settings after removing each package; 16639 // write them now for all packages. 16640 mSettings.writeLPr(); 16641 } 16642 16643 // We have to absolutely send UPDATED_MEDIA_STATUS only 16644 // after confirming that all the receivers processed the ordered 16645 // broadcast when packages get disabled, force a gc to clean things up. 16646 // and unload all the containers. 16647 if (pkgList.size() > 0) { 16648 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16649 new IIntentReceiver.Stub() { 16650 public void performReceive(Intent intent, int resultCode, String data, 16651 Bundle extras, boolean ordered, boolean sticky, 16652 int sendingUser) throws RemoteException { 16653 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16654 reportStatus ? 1 : 0, 1, keys); 16655 mHandler.sendMessage(msg); 16656 } 16657 }); 16658 } else { 16659 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16660 keys); 16661 mHandler.sendMessage(msg); 16662 } 16663 } 16664 16665 private void loadPrivatePackages(final VolumeInfo vol) { 16666 mHandler.post(new Runnable() { 16667 @Override 16668 public void run() { 16669 loadPrivatePackagesInner(vol); 16670 } 16671 }); 16672 } 16673 16674 private void loadPrivatePackagesInner(VolumeInfo vol) { 16675 final String volumeUuid = vol.fsUuid; 16676 if (TextUtils.isEmpty(volumeUuid)) { 16677 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 16678 return; 16679 } 16680 16681 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16682 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16683 16684 final VersionInfo ver; 16685 final List<PackageSetting> packages; 16686 synchronized (mPackages) { 16687 ver = mSettings.findOrCreateVersion(volumeUuid); 16688 packages = mSettings.getVolumePackagesLPr(volumeUuid); 16689 } 16690 16691 // TODO: introduce a new concept similar to "frozen" to prevent these 16692 // apps from being launched until after data has been fully reconciled 16693 for (PackageSetting ps : packages) { 16694 synchronized (mInstallLock) { 16695 final PackageParser.Package pkg; 16696 try { 16697 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16698 loaded.add(pkg.applicationInfo); 16699 16700 } catch (PackageManagerException e) { 16701 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16702 } 16703 16704 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16705 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16706 } 16707 } 16708 } 16709 16710 // Reconcile app data for all started/unlocked users 16711 final UserManager um = mContext.getSystemService(UserManager.class); 16712 for (UserInfo user : um.getUsers()) { 16713 if (um.isUserUnlocked(user.id)) { 16714 reconcileAppsData(volumeUuid, user.id, 16715 Installer.FLAG_DE_STORAGE | Installer.FLAG_CE_STORAGE); 16716 } else if (um.isUserRunning(user.id)) { 16717 reconcileAppsData(volumeUuid, user.id, Installer.FLAG_DE_STORAGE); 16718 } else { 16719 continue; 16720 } 16721 } 16722 16723 synchronized (mPackages) { 16724 int updateFlags = UPDATE_PERMISSIONS_ALL; 16725 if (ver.sdkVersion != mSdkVersion) { 16726 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16727 + mSdkVersion + "; regranting permissions for " + volumeUuid); 16728 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16729 } 16730 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16731 16732 // Yay, everything is now upgraded 16733 ver.forceCurrent(); 16734 16735 mSettings.writeLPr(); 16736 } 16737 16738 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16739 sendResourcesChangedBroadcast(true, false, loaded, null); 16740 } 16741 16742 private void unloadPrivatePackages(final VolumeInfo vol) { 16743 mHandler.post(new Runnable() { 16744 @Override 16745 public void run() { 16746 unloadPrivatePackagesInner(vol); 16747 } 16748 }); 16749 } 16750 16751 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16752 final String volumeUuid = vol.fsUuid; 16753 if (TextUtils.isEmpty(volumeUuid)) { 16754 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 16755 return; 16756 } 16757 16758 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16759 synchronized (mInstallLock) { 16760 synchronized (mPackages) { 16761 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 16762 for (PackageSetting ps : packages) { 16763 if (ps.pkg == null) continue; 16764 16765 final ApplicationInfo info = ps.pkg.applicationInfo; 16766 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16767 if (deletePackageLI(ps.name, null, false, null, null, 16768 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16769 unloaded.add(info); 16770 } else { 16771 Slog.w(TAG, "Failed to unload " + ps.codePath); 16772 } 16773 } 16774 16775 mSettings.writeLPr(); 16776 } 16777 } 16778 16779 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16780 sendResourcesChangedBroadcast(false, false, unloaded, null); 16781 } 16782 16783 /** 16784 * Examine all users present on given mounted volume, and destroy data 16785 * belonging to users that are no longer valid, or whose user ID has been 16786 * recycled. 16787 */ 16788 private void reconcileUsers(String volumeUuid) { 16789 final File[] files = FileUtils 16790 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16791 for (File file : files) { 16792 if (!file.isDirectory()) continue; 16793 16794 final int userId; 16795 final UserInfo info; 16796 try { 16797 userId = Integer.parseInt(file.getName()); 16798 info = sUserManager.getUserInfo(userId); 16799 } catch (NumberFormatException e) { 16800 Slog.w(TAG, "Invalid user directory " + file); 16801 continue; 16802 } 16803 16804 boolean destroyUser = false; 16805 if (info == null) { 16806 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16807 + " because no matching user was found"); 16808 destroyUser = true; 16809 } else { 16810 try { 16811 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16812 } catch (IOException e) { 16813 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16814 + " because we failed to enforce serial number: " + e); 16815 destroyUser = true; 16816 } 16817 } 16818 16819 if (destroyUser) { 16820 synchronized (mInstallLock) { 16821 try { 16822 mInstaller.removeUserDataDirs(volumeUuid, userId); 16823 } catch (InstallerException e) { 16824 Slog.w(TAG, "Failed to clean up user dirs", e); 16825 } 16826 } 16827 } 16828 } 16829 16830 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16831 final UserManager um = mContext.getSystemService(UserManager.class); 16832 for (UserInfo user : um.getUsers()) { 16833 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16834 if (userDir.exists()) continue; 16835 16836 try { 16837 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16838 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16839 } catch (IOException e) { 16840 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16841 } 16842 } 16843 } 16844 16845 private void assertPackageKnown(String volumeUuid, String packageName) 16846 throws PackageManagerException { 16847 synchronized (mPackages) { 16848 final PackageSetting ps = mSettings.mPackages.get(packageName); 16849 if (ps == null) { 16850 throw new PackageManagerException("Package " + packageName + " is unknown"); 16851 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16852 throw new PackageManagerException( 16853 "Package " + packageName + " found on unknown volume " + volumeUuid 16854 + "; expected volume " + ps.volumeUuid); 16855 } 16856 } 16857 } 16858 16859 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 16860 throws PackageManagerException { 16861 synchronized (mPackages) { 16862 final PackageSetting ps = mSettings.mPackages.get(packageName); 16863 if (ps == null) { 16864 throw new PackageManagerException("Package " + packageName + " is unknown"); 16865 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16866 throw new PackageManagerException( 16867 "Package " + packageName + " found on unknown volume " + volumeUuid 16868 + "; expected volume " + ps.volumeUuid); 16869 } else if (!ps.getInstalled(userId)) { 16870 throw new PackageManagerException( 16871 "Package " + packageName + " not installed for user " + userId); 16872 } 16873 } 16874 } 16875 16876 /** 16877 * Examine all apps present on given mounted volume, and destroy apps that 16878 * aren't expected, either due to uninstallation or reinstallation on 16879 * another volume. 16880 */ 16881 private void reconcileApps(String volumeUuid) { 16882 final File[] files = FileUtils 16883 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16884 for (File file : files) { 16885 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16886 && !PackageInstallerService.isStageName(file.getName()); 16887 if (!isPackage) { 16888 // Ignore entries which are not packages 16889 continue; 16890 } 16891 16892 try { 16893 final PackageLite pkg = PackageParser.parsePackageLite(file, 16894 PackageParser.PARSE_MUST_BE_APK); 16895 assertPackageKnown(volumeUuid, pkg.packageName); 16896 16897 } catch (PackageParserException | PackageManagerException e) { 16898 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 16899 synchronized (mInstallLock) { 16900 removeCodePathLI(file); 16901 } 16902 } 16903 } 16904 } 16905 16906 /** 16907 * Reconcile all app data for the given user. 16908 * <p> 16909 * Verifies that directories exist and that ownership and labeling is 16910 * correct for all installed apps on all mounted volumes. 16911 */ 16912 void reconcileAppsData(int userId, @StorageFlags int flags) { 16913 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16914 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16915 final String volumeUuid = vol.getFsUuid(); 16916 reconcileAppsData(volumeUuid, userId, flags); 16917 } 16918 } 16919 16920 /** 16921 * Reconcile all app data on given mounted volume. 16922 * <p> 16923 * Destroys app data that isn't expected, either due to uninstallation or 16924 * reinstallation on another volume. 16925 * <p> 16926 * Verifies that directories exist and that ownership and labeling is 16927 * correct for all installed apps. 16928 */ 16929 private void reconcileAppsData(String volumeUuid, int userId, @StorageFlags int flags) { 16930 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 16931 + Integer.toHexString(flags)); 16932 16933 final File ceDir = Environment.getDataUserCredentialEncryptedDirectory(volumeUuid, userId); 16934 final File deDir = Environment.getDataUserDeviceEncryptedDirectory(volumeUuid, userId); 16935 16936 boolean restoreconNeeded = false; 16937 16938 // First look for stale data that doesn't belong, and check if things 16939 // have changed since we did our last restorecon 16940 if ((flags & Installer.FLAG_CE_STORAGE) != 0) { 16941 if (!isUserKeyUnlocked(userId)) { 16942 throw new RuntimeException( 16943 "Yikes, someone asked us to reconcile CE storage while " + userId 16944 + " was still locked; this would have caused massive data loss!"); 16945 } 16946 16947 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(ceDir); 16948 16949 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 16950 for (File file : files) { 16951 final String packageName = file.getName(); 16952 try { 16953 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 16954 } catch (PackageManagerException e) { 16955 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 16956 synchronized (mInstallLock) { 16957 destroyAppDataLI(volumeUuid, packageName, userId, 16958 Installer.FLAG_CE_STORAGE); 16959 } 16960 } 16961 } 16962 } 16963 if ((flags & Installer.FLAG_DE_STORAGE) != 0) { 16964 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(deDir); 16965 16966 final File[] files = FileUtils.listFilesOrEmpty(deDir); 16967 for (File file : files) { 16968 final String packageName = file.getName(); 16969 try { 16970 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 16971 } catch (PackageManagerException e) { 16972 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 16973 synchronized (mInstallLock) { 16974 destroyAppDataLI(volumeUuid, packageName, userId, 16975 Installer.FLAG_DE_STORAGE); 16976 } 16977 } 16978 } 16979 } 16980 16981 // Ensure that data directories are ready to roll for all packages 16982 // installed for this volume and user 16983 final List<PackageSetting> packages; 16984 synchronized (mPackages) { 16985 packages = mSettings.getVolumePackagesLPr(volumeUuid); 16986 } 16987 int preparedCount = 0; 16988 for (PackageSetting ps : packages) { 16989 final String packageName = ps.name; 16990 if (ps.pkg == null) { 16991 Slog.w(TAG, "Odd, missing scanned package " + packageName); 16992 // TODO: might be due to legacy ASEC apps; we should circle back 16993 // and reconcile again once they're scanned 16994 continue; 16995 } 16996 16997 if (ps.getInstalled(userId)) { 16998 prepareAppData(volumeUuid, userId, flags, ps.pkg, restoreconNeeded); 16999 preparedCount++; 17000 } 17001 } 17002 17003 if (restoreconNeeded) { 17004 if ((flags & Installer.FLAG_CE_STORAGE) != 0) { 17005 SELinuxMMAC.setRestoreconDone(ceDir); 17006 } 17007 if ((flags & Installer.FLAG_DE_STORAGE) != 0) { 17008 SELinuxMMAC.setRestoreconDone(deDir); 17009 } 17010 } 17011 17012 Slog.v(TAG, "reconcileAppsData finished " + preparedCount 17013 + " packages; restoreconNeeded was " + restoreconNeeded); 17014 } 17015 17016 /** 17017 * Prepare app data for the given app just after it was installed or 17018 * upgraded. This method carefully only touches users that it's installed 17019 * for, and it forces a restorecon to handle any seinfo changes. 17020 * <p> 17021 * Verifies that directories exist and that ownership and labeling is 17022 * correct for all installed apps. If there is an ownership mismatch, it 17023 * will try recovering system apps by wiping data; third-party app data is 17024 * left intact. 17025 */ 17026 private void prepareAppDataAfterInstall(PackageParser.Package pkg) { 17027 final PackageSetting ps; 17028 synchronized (mPackages) { 17029 ps = mSettings.mPackages.get(pkg.packageName); 17030 } 17031 17032 final UserManager um = mContext.getSystemService(UserManager.class); 17033 for (UserInfo user : um.getUsers()) { 17034 final int flags; 17035 if (um.isUserUnlocked(user.id)) { 17036 flags = Installer.FLAG_DE_STORAGE | Installer.FLAG_CE_STORAGE; 17037 } else if (um.isUserRunning(user.id)) { 17038 flags = Installer.FLAG_DE_STORAGE; 17039 } else { 17040 continue; 17041 } 17042 17043 if (ps.getInstalled(user.id)) { 17044 // Whenever an app changes, force a restorecon of its data 17045 // TODO: when user data is locked, mark that we're still dirty 17046 prepareAppData(pkg.volumeUuid, user.id, flags, pkg, true); 17047 } 17048 } 17049 } 17050 17051 /** 17052 * Prepare app data for the given app. 17053 * <p> 17054 * Verifies that directories exist and that ownership and labeling is 17055 * correct for all installed apps. If there is an ownership mismatch, this 17056 * will try recovering system apps by wiping data; third-party app data is 17057 * left intact. 17058 */ 17059 private void prepareAppData(String volumeUuid, int userId, @StorageFlags int flags, 17060 PackageParser.Package pkg, boolean restoreconNeeded) { 17061 if (DEBUG_APP_DATA) { 17062 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 17063 + Integer.toHexString(flags) + (restoreconNeeded ? " restoreconNeeded" : "")); 17064 } 17065 17066 final String packageName = pkg.packageName; 17067 final ApplicationInfo app = pkg.applicationInfo; 17068 final int appId = UserHandle.getAppId(app.uid); 17069 17070 Preconditions.checkNotNull(app.seinfo); 17071 17072 synchronized (mInstallLock) { 17073 try { 17074 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 17075 appId, app.seinfo, app.targetSdkVersion); 17076 } catch (InstallerException e) { 17077 if (app.isSystemApp()) { 17078 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 17079 + ", but trying to recover: " + e); 17080 destroyAppDataLI(volumeUuid, packageName, userId, flags); 17081 try { 17082 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 17083 appId, app.seinfo, app.targetSdkVersion); 17084 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 17085 } catch (InstallerException e2) { 17086 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 17087 } 17088 } else { 17089 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 17090 } 17091 } 17092 17093 if (restoreconNeeded) { 17094 restoreconAppDataLI(volumeUuid, packageName, userId, flags, appId, app.seinfo); 17095 } 17096 17097 if ((flags & Installer.FLAG_CE_STORAGE) != 0) { 17098 // Create a native library symlink only if we have native libraries 17099 // and if the native libraries are 32 bit libraries. We do not provide 17100 // this symlink for 64 bit libraries. 17101 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 17102 final String nativeLibPath = app.nativeLibraryDir; 17103 try { 17104 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 17105 nativeLibPath, userId); 17106 } catch (InstallerException e) { 17107 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 17108 } 17109 } 17110 } 17111 } 17112 } 17113 17114 private void unfreezePackage(String packageName) { 17115 synchronized (mPackages) { 17116 final PackageSetting ps = mSettings.mPackages.get(packageName); 17117 if (ps != null) { 17118 ps.frozen = false; 17119 } 17120 } 17121 } 17122 17123 @Override 17124 public int movePackage(final String packageName, final String volumeUuid) { 17125 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 17126 17127 final int moveId = mNextMoveId.getAndIncrement(); 17128 mHandler.post(new Runnable() { 17129 @Override 17130 public void run() { 17131 try { 17132 movePackageInternal(packageName, volumeUuid, moveId); 17133 } catch (PackageManagerException e) { 17134 Slog.w(TAG, "Failed to move " + packageName, e); 17135 mMoveCallbacks.notifyStatusChanged(moveId, 17136 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 17137 } 17138 } 17139 }); 17140 return moveId; 17141 } 17142 17143 private void movePackageInternal(final String packageName, final String volumeUuid, 17144 final int moveId) throws PackageManagerException { 17145 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 17146 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17147 final PackageManager pm = mContext.getPackageManager(); 17148 17149 final boolean currentAsec; 17150 final String currentVolumeUuid; 17151 final File codeFile; 17152 final String installerPackageName; 17153 final String packageAbiOverride; 17154 final int appId; 17155 final String seinfo; 17156 final String label; 17157 final int targetSdkVersion; 17158 17159 // reader 17160 synchronized (mPackages) { 17161 final PackageParser.Package pkg = mPackages.get(packageName); 17162 final PackageSetting ps = mSettings.mPackages.get(packageName); 17163 if (pkg == null || ps == null) { 17164 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 17165 } 17166 17167 if (pkg.applicationInfo.isSystemApp()) { 17168 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 17169 "Cannot move system application"); 17170 } 17171 17172 if (pkg.applicationInfo.isExternalAsec()) { 17173 currentAsec = true; 17174 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 17175 } else if (pkg.applicationInfo.isForwardLocked()) { 17176 currentAsec = true; 17177 currentVolumeUuid = "forward_locked"; 17178 } else { 17179 currentAsec = false; 17180 currentVolumeUuid = ps.volumeUuid; 17181 17182 final File probe = new File(pkg.codePath); 17183 final File probeOat = new File(probe, "oat"); 17184 if (!probe.isDirectory() || !probeOat.isDirectory()) { 17185 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17186 "Move only supported for modern cluster style installs"); 17187 } 17188 } 17189 17190 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 17191 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17192 "Package already moved to " + volumeUuid); 17193 } 17194 17195 if (ps.frozen) { 17196 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 17197 "Failed to move already frozen package"); 17198 } 17199 ps.frozen = true; 17200 17201 codeFile = new File(pkg.codePath); 17202 installerPackageName = ps.installerPackageName; 17203 packageAbiOverride = ps.cpuAbiOverrideString; 17204 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 17205 seinfo = pkg.applicationInfo.seinfo; 17206 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 17207 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 17208 } 17209 17210 // Now that we're guarded by frozen state, kill app during move 17211 final long token = Binder.clearCallingIdentity(); 17212 try { 17213 killApplication(packageName, appId, "move pkg"); 17214 } finally { 17215 Binder.restoreCallingIdentity(token); 17216 } 17217 17218 final Bundle extras = new Bundle(); 17219 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 17220 extras.putString(Intent.EXTRA_TITLE, label); 17221 mMoveCallbacks.notifyCreated(moveId, extras); 17222 17223 int installFlags; 17224 final boolean moveCompleteApp; 17225 final File measurePath; 17226 17227 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 17228 installFlags = INSTALL_INTERNAL; 17229 moveCompleteApp = !currentAsec; 17230 measurePath = Environment.getDataAppDirectory(volumeUuid); 17231 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 17232 installFlags = INSTALL_EXTERNAL; 17233 moveCompleteApp = false; 17234 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 17235 } else { 17236 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 17237 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 17238 || !volume.isMountedWritable()) { 17239 unfreezePackage(packageName); 17240 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17241 "Move location not mounted private volume"); 17242 } 17243 17244 Preconditions.checkState(!currentAsec); 17245 17246 installFlags = INSTALL_INTERNAL; 17247 moveCompleteApp = true; 17248 measurePath = Environment.getDataAppDirectory(volumeUuid); 17249 } 17250 17251 final PackageStats stats = new PackageStats(null, -1); 17252 synchronized (mInstaller) { 17253 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 17254 unfreezePackage(packageName); 17255 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17256 "Failed to measure package size"); 17257 } 17258 } 17259 17260 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 17261 + stats.dataSize); 17262 17263 final long startFreeBytes = measurePath.getFreeSpace(); 17264 final long sizeBytes; 17265 if (moveCompleteApp) { 17266 sizeBytes = stats.codeSize + stats.dataSize; 17267 } else { 17268 sizeBytes = stats.codeSize; 17269 } 17270 17271 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 17272 unfreezePackage(packageName); 17273 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 17274 "Not enough free space to move"); 17275 } 17276 17277 mMoveCallbacks.notifyStatusChanged(moveId, 10); 17278 17279 final CountDownLatch installedLatch = new CountDownLatch(1); 17280 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 17281 @Override 17282 public void onUserActionRequired(Intent intent) throws RemoteException { 17283 throw new IllegalStateException(); 17284 } 17285 17286 @Override 17287 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 17288 Bundle extras) throws RemoteException { 17289 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 17290 + PackageManager.installStatusToString(returnCode, msg)); 17291 17292 installedLatch.countDown(); 17293 17294 // Regardless of success or failure of the move operation, 17295 // always unfreeze the package 17296 unfreezePackage(packageName); 17297 17298 final int status = PackageManager.installStatusToPublicStatus(returnCode); 17299 switch (status) { 17300 case PackageInstaller.STATUS_SUCCESS: 17301 mMoveCallbacks.notifyStatusChanged(moveId, 17302 PackageManager.MOVE_SUCCEEDED); 17303 break; 17304 case PackageInstaller.STATUS_FAILURE_STORAGE: 17305 mMoveCallbacks.notifyStatusChanged(moveId, 17306 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 17307 break; 17308 default: 17309 mMoveCallbacks.notifyStatusChanged(moveId, 17310 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 17311 break; 17312 } 17313 } 17314 }; 17315 17316 final MoveInfo move; 17317 if (moveCompleteApp) { 17318 // Kick off a thread to report progress estimates 17319 new Thread() { 17320 @Override 17321 public void run() { 17322 while (true) { 17323 try { 17324 if (installedLatch.await(1, TimeUnit.SECONDS)) { 17325 break; 17326 } 17327 } catch (InterruptedException ignored) { 17328 } 17329 17330 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 17331 final int progress = 10 + (int) MathUtils.constrain( 17332 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 17333 mMoveCallbacks.notifyStatusChanged(moveId, progress); 17334 } 17335 } 17336 }.start(); 17337 17338 final String dataAppName = codeFile.getName(); 17339 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 17340 dataAppName, appId, seinfo, targetSdkVersion); 17341 } else { 17342 move = null; 17343 } 17344 17345 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 17346 17347 final Message msg = mHandler.obtainMessage(INIT_COPY); 17348 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 17349 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 17350 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 17351 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 17352 msg.obj = params; 17353 17354 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 17355 System.identityHashCode(msg.obj)); 17356 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 17357 System.identityHashCode(msg.obj)); 17358 17359 mHandler.sendMessage(msg); 17360 } 17361 17362 @Override 17363 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 17364 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 17365 17366 final int realMoveId = mNextMoveId.getAndIncrement(); 17367 final Bundle extras = new Bundle(); 17368 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 17369 mMoveCallbacks.notifyCreated(realMoveId, extras); 17370 17371 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 17372 @Override 17373 public void onCreated(int moveId, Bundle extras) { 17374 // Ignored 17375 } 17376 17377 @Override 17378 public void onStatusChanged(int moveId, int status, long estMillis) { 17379 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 17380 } 17381 }; 17382 17383 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17384 storage.setPrimaryStorageUuid(volumeUuid, callback); 17385 return realMoveId; 17386 } 17387 17388 @Override 17389 public int getMoveStatus(int moveId) { 17390 mContext.enforceCallingOrSelfPermission( 17391 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17392 return mMoveCallbacks.mLastStatus.get(moveId); 17393 } 17394 17395 @Override 17396 public void registerMoveCallback(IPackageMoveObserver callback) { 17397 mContext.enforceCallingOrSelfPermission( 17398 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17399 mMoveCallbacks.register(callback); 17400 } 17401 17402 @Override 17403 public void unregisterMoveCallback(IPackageMoveObserver callback) { 17404 mContext.enforceCallingOrSelfPermission( 17405 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 17406 mMoveCallbacks.unregister(callback); 17407 } 17408 17409 @Override 17410 public boolean setInstallLocation(int loc) { 17411 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 17412 null); 17413 if (getInstallLocation() == loc) { 17414 return true; 17415 } 17416 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 17417 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 17418 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 17419 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 17420 return true; 17421 } 17422 return false; 17423 } 17424 17425 @Override 17426 public int getInstallLocation() { 17427 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 17428 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 17429 PackageHelper.APP_INSTALL_AUTO); 17430 } 17431 17432 /** Called by UserManagerService */ 17433 void cleanUpUser(UserManagerService userManager, int userHandle) { 17434 synchronized (mPackages) { 17435 mDirtyUsers.remove(userHandle); 17436 mUserNeedsBadging.delete(userHandle); 17437 mSettings.removeUserLPw(userHandle); 17438 mPendingBroadcasts.remove(userHandle); 17439 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 17440 } 17441 synchronized (mInstallLock) { 17442 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17443 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17444 final String volumeUuid = vol.getFsUuid(); 17445 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 17446 try { 17447 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 17448 } catch (InstallerException e) { 17449 Slog.w(TAG, "Failed to remove user data", e); 17450 } 17451 } 17452 synchronized (mPackages) { 17453 removeUnusedPackagesLILPw(userManager, userHandle); 17454 } 17455 } 17456 } 17457 17458 /** 17459 * We're removing userHandle and would like to remove any downloaded packages 17460 * that are no longer in use by any other user. 17461 * @param userHandle the user being removed 17462 */ 17463 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 17464 final boolean DEBUG_CLEAN_APKS = false; 17465 int [] users = userManager.getUserIds(); 17466 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 17467 while (psit.hasNext()) { 17468 PackageSetting ps = psit.next(); 17469 if (ps.pkg == null) { 17470 continue; 17471 } 17472 final String packageName = ps.pkg.packageName; 17473 // Skip over if system app 17474 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 17475 continue; 17476 } 17477 if (DEBUG_CLEAN_APKS) { 17478 Slog.i(TAG, "Checking package " + packageName); 17479 } 17480 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 17481 if (keep) { 17482 if (DEBUG_CLEAN_APKS) { 17483 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 17484 } 17485 } else { 17486 for (int i = 0; i < users.length; i++) { 17487 if (users[i] != userHandle && ps.getInstalled(users[i])) { 17488 keep = true; 17489 if (DEBUG_CLEAN_APKS) { 17490 Slog.i(TAG, " Keeping package " + packageName + " for user " 17491 + users[i]); 17492 } 17493 break; 17494 } 17495 } 17496 } 17497 if (!keep) { 17498 if (DEBUG_CLEAN_APKS) { 17499 Slog.i(TAG, " Removing package " + packageName); 17500 } 17501 mHandler.post(new Runnable() { 17502 public void run() { 17503 deletePackageX(packageName, userHandle, 0); 17504 } //end run 17505 }); 17506 } 17507 } 17508 } 17509 17510 /** Called by UserManagerService */ 17511 void createNewUser(int userHandle) { 17512 synchronized (mInstallLock) { 17513 try { 17514 mInstaller.createUserConfig(userHandle); 17515 } catch (InstallerException e) { 17516 Slog.w(TAG, "Failed to create user config", e); 17517 } 17518 mSettings.createNewUserLI(this, mInstaller, userHandle); 17519 } 17520 synchronized (mPackages) { 17521 applyFactoryDefaultBrowserLPw(userHandle); 17522 primeDomainVerificationsLPw(userHandle); 17523 } 17524 } 17525 17526 void newUserCreated(final int userHandle) { 17527 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17528 // If permission review for legacy apps is required, we represent 17529 // dagerous permissions for such apps as always granted runtime 17530 // permissions to keep per user flag state whether review is needed. 17531 // Hence, if a new user is added we have to propagate dangerous 17532 // permission grants for these legacy apps. 17533 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17534 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17535 | UPDATE_PERMISSIONS_REPLACE_ALL); 17536 } 17537 } 17538 17539 @Override 17540 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17541 mContext.enforceCallingOrSelfPermission( 17542 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17543 "Only package verification agents can read the verifier device identity"); 17544 17545 synchronized (mPackages) { 17546 return mSettings.getVerifierDeviceIdentityLPw(); 17547 } 17548 } 17549 17550 @Override 17551 public void setPermissionEnforced(String permission, boolean enforced) { 17552 // TODO: Now that we no longer change GID for storage, this should to away. 17553 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17554 "setPermissionEnforced"); 17555 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17556 synchronized (mPackages) { 17557 if (mSettings.mReadExternalStorageEnforced == null 17558 || mSettings.mReadExternalStorageEnforced != enforced) { 17559 mSettings.mReadExternalStorageEnforced = enforced; 17560 mSettings.writeLPr(); 17561 } 17562 } 17563 // kill any non-foreground processes so we restart them and 17564 // grant/revoke the GID. 17565 final IActivityManager am = ActivityManagerNative.getDefault(); 17566 if (am != null) { 17567 final long token = Binder.clearCallingIdentity(); 17568 try { 17569 am.killProcessesBelowForeground("setPermissionEnforcement"); 17570 } catch (RemoteException e) { 17571 } finally { 17572 Binder.restoreCallingIdentity(token); 17573 } 17574 } 17575 } else { 17576 throw new IllegalArgumentException("No selective enforcement for " + permission); 17577 } 17578 } 17579 17580 @Override 17581 @Deprecated 17582 public boolean isPermissionEnforced(String permission) { 17583 return true; 17584 } 17585 17586 @Override 17587 public boolean isStorageLow() { 17588 final long token = Binder.clearCallingIdentity(); 17589 try { 17590 final DeviceStorageMonitorInternal 17591 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17592 if (dsm != null) { 17593 return dsm.isMemoryLow(); 17594 } else { 17595 return false; 17596 } 17597 } finally { 17598 Binder.restoreCallingIdentity(token); 17599 } 17600 } 17601 17602 @Override 17603 public IPackageInstaller getPackageInstaller() { 17604 return mInstallerService; 17605 } 17606 17607 private boolean userNeedsBadging(int userId) { 17608 int index = mUserNeedsBadging.indexOfKey(userId); 17609 if (index < 0) { 17610 final UserInfo userInfo; 17611 final long token = Binder.clearCallingIdentity(); 17612 try { 17613 userInfo = sUserManager.getUserInfo(userId); 17614 } finally { 17615 Binder.restoreCallingIdentity(token); 17616 } 17617 final boolean b; 17618 if (userInfo != null && userInfo.isManagedProfile()) { 17619 b = true; 17620 } else { 17621 b = false; 17622 } 17623 mUserNeedsBadging.put(userId, b); 17624 return b; 17625 } 17626 return mUserNeedsBadging.valueAt(index); 17627 } 17628 17629 @Override 17630 public KeySet getKeySetByAlias(String packageName, String alias) { 17631 if (packageName == null || alias == null) { 17632 return null; 17633 } 17634 synchronized(mPackages) { 17635 final PackageParser.Package pkg = mPackages.get(packageName); 17636 if (pkg == null) { 17637 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17638 throw new IllegalArgumentException("Unknown package: " + packageName); 17639 } 17640 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17641 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17642 } 17643 } 17644 17645 @Override 17646 public KeySet getSigningKeySet(String packageName) { 17647 if (packageName == null) { 17648 return null; 17649 } 17650 synchronized(mPackages) { 17651 final PackageParser.Package pkg = mPackages.get(packageName); 17652 if (pkg == null) { 17653 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17654 throw new IllegalArgumentException("Unknown package: " + packageName); 17655 } 17656 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17657 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17658 throw new SecurityException("May not access signing KeySet of other apps."); 17659 } 17660 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17661 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17662 } 17663 } 17664 17665 @Override 17666 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17667 if (packageName == null || ks == null) { 17668 return false; 17669 } 17670 synchronized(mPackages) { 17671 final PackageParser.Package pkg = mPackages.get(packageName); 17672 if (pkg == null) { 17673 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17674 throw new IllegalArgumentException("Unknown package: " + packageName); 17675 } 17676 IBinder ksh = ks.getToken(); 17677 if (ksh instanceof KeySetHandle) { 17678 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17679 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17680 } 17681 return false; 17682 } 17683 } 17684 17685 @Override 17686 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17687 if (packageName == null || ks == null) { 17688 return false; 17689 } 17690 synchronized(mPackages) { 17691 final PackageParser.Package pkg = mPackages.get(packageName); 17692 if (pkg == null) { 17693 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17694 throw new IllegalArgumentException("Unknown package: " + packageName); 17695 } 17696 IBinder ksh = ks.getToken(); 17697 if (ksh instanceof KeySetHandle) { 17698 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17699 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17700 } 17701 return false; 17702 } 17703 } 17704 17705 private void deletePackageIfUnusedLPr(final String packageName) { 17706 PackageSetting ps = mSettings.mPackages.get(packageName); 17707 if (ps == null) { 17708 return; 17709 } 17710 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17711 // TODO Implement atomic delete if package is unused 17712 // It is currently possible that the package will be deleted even if it is installed 17713 // after this method returns. 17714 mHandler.post(new Runnable() { 17715 public void run() { 17716 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17717 } 17718 }); 17719 } 17720 } 17721 17722 /** 17723 * Check and throw if the given before/after packages would be considered a 17724 * downgrade. 17725 */ 17726 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17727 throws PackageManagerException { 17728 if (after.versionCode < before.mVersionCode) { 17729 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17730 "Update version code " + after.versionCode + " is older than current " 17731 + before.mVersionCode); 17732 } else if (after.versionCode == before.mVersionCode) { 17733 if (after.baseRevisionCode < before.baseRevisionCode) { 17734 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17735 "Update base revision code " + after.baseRevisionCode 17736 + " is older than current " + before.baseRevisionCode); 17737 } 17738 17739 if (!ArrayUtils.isEmpty(after.splitNames)) { 17740 for (int i = 0; i < after.splitNames.length; i++) { 17741 final String splitName = after.splitNames[i]; 17742 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17743 if (j != -1) { 17744 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17745 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17746 "Update split " + splitName + " revision code " 17747 + after.splitRevisionCodes[i] + " is older than current " 17748 + before.splitRevisionCodes[j]); 17749 } 17750 } 17751 } 17752 } 17753 } 17754 } 17755 17756 private static class MoveCallbacks extends Handler { 17757 private static final int MSG_CREATED = 1; 17758 private static final int MSG_STATUS_CHANGED = 2; 17759 17760 private final RemoteCallbackList<IPackageMoveObserver> 17761 mCallbacks = new RemoteCallbackList<>(); 17762 17763 private final SparseIntArray mLastStatus = new SparseIntArray(); 17764 17765 public MoveCallbacks(Looper looper) { 17766 super(looper); 17767 } 17768 17769 public void register(IPackageMoveObserver callback) { 17770 mCallbacks.register(callback); 17771 } 17772 17773 public void unregister(IPackageMoveObserver callback) { 17774 mCallbacks.unregister(callback); 17775 } 17776 17777 @Override 17778 public void handleMessage(Message msg) { 17779 final SomeArgs args = (SomeArgs) msg.obj; 17780 final int n = mCallbacks.beginBroadcast(); 17781 for (int i = 0; i < n; i++) { 17782 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17783 try { 17784 invokeCallback(callback, msg.what, args); 17785 } catch (RemoteException ignored) { 17786 } 17787 } 17788 mCallbacks.finishBroadcast(); 17789 args.recycle(); 17790 } 17791 17792 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17793 throws RemoteException { 17794 switch (what) { 17795 case MSG_CREATED: { 17796 callback.onCreated(args.argi1, (Bundle) args.arg2); 17797 break; 17798 } 17799 case MSG_STATUS_CHANGED: { 17800 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17801 break; 17802 } 17803 } 17804 } 17805 17806 private void notifyCreated(int moveId, Bundle extras) { 17807 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17808 17809 final SomeArgs args = SomeArgs.obtain(); 17810 args.argi1 = moveId; 17811 args.arg2 = extras; 17812 obtainMessage(MSG_CREATED, args).sendToTarget(); 17813 } 17814 17815 private void notifyStatusChanged(int moveId, int status) { 17816 notifyStatusChanged(moveId, status, -1); 17817 } 17818 17819 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17820 Slog.v(TAG, "Move " + moveId + " status " + status); 17821 17822 final SomeArgs args = SomeArgs.obtain(); 17823 args.argi1 = moveId; 17824 args.argi2 = status; 17825 args.arg3 = estMillis; 17826 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17827 17828 synchronized (mLastStatus) { 17829 mLastStatus.put(moveId, status); 17830 } 17831 } 17832 } 17833 17834 private final static class OnPermissionChangeListeners extends Handler { 17835 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17836 17837 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17838 new RemoteCallbackList<>(); 17839 17840 public OnPermissionChangeListeners(Looper looper) { 17841 super(looper); 17842 } 17843 17844 @Override 17845 public void handleMessage(Message msg) { 17846 switch (msg.what) { 17847 case MSG_ON_PERMISSIONS_CHANGED: { 17848 final int uid = msg.arg1; 17849 handleOnPermissionsChanged(uid); 17850 } break; 17851 } 17852 } 17853 17854 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17855 mPermissionListeners.register(listener); 17856 17857 } 17858 17859 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17860 mPermissionListeners.unregister(listener); 17861 } 17862 17863 public void onPermissionsChanged(int uid) { 17864 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17865 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17866 } 17867 } 17868 17869 private void handleOnPermissionsChanged(int uid) { 17870 final int count = mPermissionListeners.beginBroadcast(); 17871 try { 17872 for (int i = 0; i < count; i++) { 17873 IOnPermissionsChangeListener callback = mPermissionListeners 17874 .getBroadcastItem(i); 17875 try { 17876 callback.onPermissionsChanged(uid); 17877 } catch (RemoteException e) { 17878 Log.e(TAG, "Permission listener is dead", e); 17879 } 17880 } 17881 } finally { 17882 mPermissionListeners.finishBroadcast(); 17883 } 17884 } 17885 } 17886 17887 private class PackageManagerInternalImpl extends PackageManagerInternal { 17888 @Override 17889 public void setLocationPackagesProvider(PackagesProvider provider) { 17890 synchronized (mPackages) { 17891 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17892 } 17893 } 17894 17895 @Override 17896 public void setImePackagesProvider(PackagesProvider provider) { 17897 synchronized (mPackages) { 17898 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17899 } 17900 } 17901 17902 @Override 17903 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17904 synchronized (mPackages) { 17905 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17906 } 17907 } 17908 17909 @Override 17910 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17911 synchronized (mPackages) { 17912 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17913 } 17914 } 17915 17916 @Override 17917 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17918 synchronized (mPackages) { 17919 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17920 } 17921 } 17922 17923 @Override 17924 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17925 synchronized (mPackages) { 17926 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17927 } 17928 } 17929 17930 @Override 17931 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17932 synchronized (mPackages) { 17933 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17934 } 17935 } 17936 17937 @Override 17938 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17939 synchronized (mPackages) { 17940 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17941 packageName, userId); 17942 } 17943 } 17944 17945 @Override 17946 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17947 synchronized (mPackages) { 17948 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17949 packageName, userId); 17950 } 17951 } 17952 17953 @Override 17954 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17955 synchronized (mPackages) { 17956 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17957 packageName, userId); 17958 } 17959 } 17960 17961 @Override 17962 public void setKeepUninstalledPackages(final List<String> packageList) { 17963 Preconditions.checkNotNull(packageList); 17964 List<String> removedFromList = null; 17965 synchronized (mPackages) { 17966 if (mKeepUninstalledPackages != null) { 17967 final int packagesCount = mKeepUninstalledPackages.size(); 17968 for (int i = 0; i < packagesCount; i++) { 17969 String oldPackage = mKeepUninstalledPackages.get(i); 17970 if (packageList != null && packageList.contains(oldPackage)) { 17971 continue; 17972 } 17973 if (removedFromList == null) { 17974 removedFromList = new ArrayList<>(); 17975 } 17976 removedFromList.add(oldPackage); 17977 } 17978 } 17979 mKeepUninstalledPackages = new ArrayList<>(packageList); 17980 if (removedFromList != null) { 17981 final int removedCount = removedFromList.size(); 17982 for (int i = 0; i < removedCount; i++) { 17983 deletePackageIfUnusedLPr(removedFromList.get(i)); 17984 } 17985 } 17986 } 17987 } 17988 17989 @Override 17990 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17991 synchronized (mPackages) { 17992 // If we do not support permission review, done. 17993 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17994 return false; 17995 } 17996 17997 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17998 if (packageSetting == null) { 17999 return false; 18000 } 18001 18002 // Permission review applies only to apps not supporting the new permission model. 18003 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 18004 return false; 18005 } 18006 18007 // Legacy apps have the permission and get user consent on launch. 18008 PermissionsState permissionsState = packageSetting.getPermissionsState(); 18009 return permissionsState.isPermissionReviewRequired(userId); 18010 } 18011 } 18012 } 18013 18014 @Override 18015 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 18016 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 18017 synchronized (mPackages) { 18018 final long identity = Binder.clearCallingIdentity(); 18019 try { 18020 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 18021 packageNames, userId); 18022 } finally { 18023 Binder.restoreCallingIdentity(identity); 18024 } 18025 } 18026 } 18027 18028 private static void enforceSystemOrPhoneCaller(String tag) { 18029 int callingUid = Binder.getCallingUid(); 18030 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 18031 throw new SecurityException( 18032 "Cannot call " + tag + " from UID " + callingUid); 18033 } 18034 } 18035} 18036