PackageManagerService.java revision 921dd754ab49df0cd580ff96503f7616c4c85f4a
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 35import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 36import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 37import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 41import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 46import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 47import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 48import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 49import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 51import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 53import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 54import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 55import static android.content.pm.PackageManager.INSTALL_INTERNAL; 56import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 62import static android.content.pm.PackageManager.MATCH_ALL; 63import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 64import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 65import static android.content.pm.PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 66import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 67import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 68import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 69import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 70import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 71import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 72import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 73import static android.content.pm.PackageManager.PERMISSION_DENIED; 74import static android.content.pm.PackageManager.PERMISSION_GRANTED; 75import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 76import static android.content.pm.PackageParser.isApkFile; 77import static android.os.Process.PACKAGE_INFO_GID; 78import static android.os.Process.SYSTEM_UID; 79import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 80import static android.system.OsConstants.O_CREAT; 81import static android.system.OsConstants.O_RDWR; 82 83import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 84import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 85import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 86import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 87import static com.android.internal.util.ArrayUtils.appendInt; 88import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 89import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 90import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 91import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 92import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 93import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 94import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 95import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 96import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 97 98import android.Manifest; 99import android.annotation.NonNull; 100import android.annotation.Nullable; 101import android.app.ActivityManager; 102import android.app.ActivityManagerNative; 103import android.app.IActivityManager; 104import android.app.admin.IDevicePolicyManager; 105import android.app.backup.IBackupManager; 106import android.content.BroadcastReceiver; 107import android.content.ComponentName; 108import android.content.Context; 109import android.content.IIntentReceiver; 110import android.content.Intent; 111import android.content.IntentFilter; 112import android.content.IntentSender; 113import android.content.IntentSender.SendIntentException; 114import android.content.ServiceConnection; 115import android.content.pm.ActivityInfo; 116import android.content.pm.ApplicationInfo; 117import android.content.pm.AppsQueryHelper; 118import android.content.pm.ComponentInfo; 119import android.content.pm.EphemeralApplicationInfo; 120import android.content.pm.EphemeralResolveInfo; 121import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 122import android.content.pm.FeatureInfo; 123import android.content.pm.IOnPermissionsChangeListener; 124import android.content.pm.IPackageDataObserver; 125import android.content.pm.IPackageDeleteObserver; 126import android.content.pm.IPackageDeleteObserver2; 127import android.content.pm.IPackageInstallObserver2; 128import android.content.pm.IPackageInstaller; 129import android.content.pm.IPackageManager; 130import android.content.pm.IPackageMoveObserver; 131import android.content.pm.IPackageStatsObserver; 132import android.content.pm.InstrumentationInfo; 133import android.content.pm.IntentFilterVerificationInfo; 134import android.content.pm.KeySet; 135import android.content.pm.PackageCleanItem; 136import android.content.pm.PackageInfo; 137import android.content.pm.PackageInfoLite; 138import android.content.pm.PackageInstaller; 139import android.content.pm.PackageManager; 140import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 141import android.content.pm.PackageManagerInternal; 142import android.content.pm.PackageParser; 143import android.content.pm.PackageParser.ActivityIntentInfo; 144import android.content.pm.PackageParser.PackageLite; 145import android.content.pm.PackageParser.PackageParserException; 146import android.content.pm.PackageStats; 147import android.content.pm.PackageUserState; 148import android.content.pm.ParceledListSlice; 149import android.content.pm.PermissionGroupInfo; 150import android.content.pm.PermissionInfo; 151import android.content.pm.ProviderInfo; 152import android.content.pm.ResolveInfo; 153import android.content.pm.ServiceInfo; 154import android.content.pm.Signature; 155import android.content.pm.UserInfo; 156import android.content.pm.VerificationParams; 157import android.content.pm.VerifierDeviceIdentity; 158import android.content.pm.VerifierInfo; 159import android.content.res.Resources; 160import android.graphics.Bitmap; 161import android.hardware.display.DisplayManager; 162import android.net.Uri; 163import android.os.Binder; 164import android.os.Build; 165import android.os.Bundle; 166import android.os.Debug; 167import android.os.Environment; 168import android.os.Environment.UserEnvironment; 169import android.os.FileUtils; 170import android.os.Handler; 171import android.os.IBinder; 172import android.os.Looper; 173import android.os.Message; 174import android.os.Parcel; 175import android.os.ParcelFileDescriptor; 176import android.os.Process; 177import android.os.RemoteCallbackList; 178import android.os.RemoteException; 179import android.os.ResultReceiver; 180import android.os.SELinux; 181import android.os.ServiceManager; 182import android.os.SystemClock; 183import android.os.SystemProperties; 184import android.os.Trace; 185import android.os.UserHandle; 186import android.os.UserManager; 187import android.os.storage.IMountService; 188import android.os.storage.MountServiceInternal; 189import android.os.storage.StorageEventListener; 190import android.os.storage.StorageManager; 191import android.os.storage.VolumeInfo; 192import android.os.storage.VolumeRecord; 193import android.security.KeyStore; 194import android.security.SystemKeyStore; 195import android.system.ErrnoException; 196import android.system.Os; 197import android.text.TextUtils; 198import android.text.format.DateUtils; 199import android.util.ArrayMap; 200import android.util.ArraySet; 201import android.util.AtomicFile; 202import android.util.DisplayMetrics; 203import android.util.EventLog; 204import android.util.ExceptionUtils; 205import android.util.Log; 206import android.util.LogPrinter; 207import android.util.MathUtils; 208import android.util.PrintStreamPrinter; 209import android.util.Slog; 210import android.util.SparseArray; 211import android.util.SparseBooleanArray; 212import android.util.SparseIntArray; 213import android.util.Xml; 214import android.view.Display; 215 216import com.android.internal.R; 217import com.android.internal.annotations.GuardedBy; 218import com.android.internal.app.IMediaContainerService; 219import com.android.internal.app.ResolverActivity; 220import com.android.internal.content.NativeLibraryHelper; 221import com.android.internal.content.PackageHelper; 222import com.android.internal.os.IParcelFileDescriptorFactory; 223import com.android.internal.os.InstallerConnection.InstallerException; 224import com.android.internal.os.SomeArgs; 225import com.android.internal.os.Zygote; 226import com.android.internal.util.ArrayUtils; 227import com.android.internal.util.FastPrintWriter; 228import com.android.internal.util.FastXmlSerializer; 229import com.android.internal.util.IndentingPrintWriter; 230import com.android.internal.util.Preconditions; 231import com.android.internal.util.XmlUtils; 232import com.android.server.EventLogTags; 233import com.android.server.FgThread; 234import com.android.server.IntentResolver; 235import com.android.server.LocalServices; 236import com.android.server.ServiceThread; 237import com.android.server.SystemConfig; 238import com.android.server.Watchdog; 239import com.android.server.pm.PermissionsState.PermissionState; 240import com.android.server.pm.Settings.DatabaseVersion; 241import com.android.server.pm.Settings.VersionInfo; 242import com.android.server.storage.DeviceStorageMonitorInternal; 243 244import dalvik.system.DexFile; 245import dalvik.system.VMRuntime; 246 247import libcore.io.IoUtils; 248import libcore.util.EmptyArray; 249 250import org.xmlpull.v1.XmlPullParser; 251import org.xmlpull.v1.XmlPullParserException; 252import org.xmlpull.v1.XmlSerializer; 253 254import java.io.BufferedInputStream; 255import java.io.BufferedOutputStream; 256import java.io.BufferedReader; 257import java.io.ByteArrayInputStream; 258import java.io.ByteArrayOutputStream; 259import java.io.File; 260import java.io.FileDescriptor; 261import java.io.FileNotFoundException; 262import java.io.FileOutputStream; 263import java.io.FileReader; 264import java.io.FilenameFilter; 265import java.io.IOException; 266import java.io.InputStream; 267import java.io.PrintWriter; 268import java.nio.charset.StandardCharsets; 269import java.security.MessageDigest; 270import java.security.NoSuchAlgorithmException; 271import java.security.PublicKey; 272import java.security.cert.CertificateEncodingException; 273import java.security.cert.CertificateException; 274import java.text.SimpleDateFormat; 275import java.util.ArrayList; 276import java.util.Arrays; 277import java.util.Collection; 278import java.util.Collections; 279import java.util.Comparator; 280import java.util.Date; 281import java.util.HashSet; 282import java.util.Iterator; 283import java.util.List; 284import java.util.Map; 285import java.util.Objects; 286import java.util.Set; 287import java.util.concurrent.CountDownLatch; 288import java.util.concurrent.TimeUnit; 289import java.util.concurrent.atomic.AtomicBoolean; 290import java.util.concurrent.atomic.AtomicInteger; 291import java.util.concurrent.atomic.AtomicLong; 292 293/** 294 * Keep track of all those .apks everywhere. 295 * 296 * This is very central to the platform's security; please run the unit 297 * tests whenever making modifications here: 298 * 299runtest -c android.content.pm.PackageManagerTests frameworks-core 300 * 301 * {@hide} 302 */ 303public class PackageManagerService extends IPackageManager.Stub { 304 static final String TAG = "PackageManager"; 305 static final boolean DEBUG_SETTINGS = false; 306 static final boolean DEBUG_PREFERRED = false; 307 static final boolean DEBUG_UPGRADE = false; 308 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 309 private static final boolean DEBUG_BACKUP = false; 310 private static final boolean DEBUG_INSTALL = false; 311 private static final boolean DEBUG_REMOVE = false; 312 private static final boolean DEBUG_BROADCASTS = false; 313 private static final boolean DEBUG_SHOW_INFO = false; 314 private static final boolean DEBUG_PACKAGE_INFO = false; 315 private static final boolean DEBUG_INTENT_MATCHING = false; 316 private static final boolean DEBUG_PACKAGE_SCANNING = false; 317 private static final boolean DEBUG_VERIFY = false; 318 319 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 320 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 321 // user, but by default initialize to this. 322 static final boolean DEBUG_DEXOPT = false; 323 324 private static final boolean DEBUG_ABI_SELECTION = false; 325 private static final boolean DEBUG_EPHEMERAL = false; 326 private static final boolean DEBUG_TRIAGED_MISSING = false; 327 private static final boolean DEBUG_APP_DATA = false; 328 329 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 330 331 private static final boolean DISABLE_EPHEMERAL_APPS = true; 332 333 private static final int RADIO_UID = Process.PHONE_UID; 334 private static final int LOG_UID = Process.LOG_UID; 335 private static final int NFC_UID = Process.NFC_UID; 336 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 337 private static final int SHELL_UID = Process.SHELL_UID; 338 339 // Cap the size of permission trees that 3rd party apps can define 340 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 341 342 // Suffix used during package installation when copying/moving 343 // package apks to install directory. 344 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 345 346 static final int SCAN_NO_DEX = 1<<1; 347 static final int SCAN_FORCE_DEX = 1<<2; 348 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 349 static final int SCAN_NEW_INSTALL = 1<<4; 350 static final int SCAN_NO_PATHS = 1<<5; 351 static final int SCAN_UPDATE_TIME = 1<<6; 352 static final int SCAN_DEFER_DEX = 1<<7; 353 static final int SCAN_BOOTING = 1<<8; 354 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 355 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 356 static final int SCAN_REPLACING = 1<<11; 357 static final int SCAN_REQUIRE_KNOWN = 1<<12; 358 static final int SCAN_MOVE = 1<<13; 359 static final int SCAN_INITIAL = 1<<14; 360 static final int SCAN_CHECK_ONLY = 1<<15; 361 362 static final int REMOVE_CHATTY = 1<<16; 363 364 private static final int[] EMPTY_INT_ARRAY = new int[0]; 365 366 /** 367 * Timeout (in milliseconds) after which the watchdog should declare that 368 * our handler thread is wedged. The usual default for such things is one 369 * minute but we sometimes do very lengthy I/O operations on this thread, 370 * such as installing multi-gigabyte applications, so ours needs to be longer. 371 */ 372 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 373 374 /** 375 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 376 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 377 * settings entry if available, otherwise we use the hardcoded default. If it's been 378 * more than this long since the last fstrim, we force one during the boot sequence. 379 * 380 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 381 * one gets run at the next available charging+idle time. This final mandatory 382 * no-fstrim check kicks in only of the other scheduling criteria is never met. 383 */ 384 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 385 386 /** 387 * Whether verification is enabled by default. 388 */ 389 private static final boolean DEFAULT_VERIFY_ENABLE = true; 390 391 /** 392 * The default maximum time to wait for the verification agent to return in 393 * milliseconds. 394 */ 395 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 396 397 /** 398 * The default response for package verification timeout. 399 * 400 * This can be either PackageManager.VERIFICATION_ALLOW or 401 * PackageManager.VERIFICATION_REJECT. 402 */ 403 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 404 405 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 406 407 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 408 DEFAULT_CONTAINER_PACKAGE, 409 "com.android.defcontainer.DefaultContainerService"); 410 411 private static final String KILL_APP_REASON_GIDS_CHANGED = 412 "permission grant or revoke changed gids"; 413 414 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 415 "permissions revoked"; 416 417 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 418 419 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 420 421 /** Permission grant: not grant the permission. */ 422 private static final int GRANT_DENIED = 1; 423 424 /** Permission grant: grant the permission as an install permission. */ 425 private static final int GRANT_INSTALL = 2; 426 427 /** Permission grant: grant the permission as a runtime one. */ 428 private static final int GRANT_RUNTIME = 3; 429 430 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 431 private static final int GRANT_UPGRADE = 4; 432 433 /** Canonical intent used to identify what counts as a "web browser" app */ 434 private static final Intent sBrowserIntent; 435 static { 436 sBrowserIntent = new Intent(); 437 sBrowserIntent.setAction(Intent.ACTION_VIEW); 438 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 439 sBrowserIntent.setData(Uri.parse("http:")); 440 } 441 442 final ServiceThread mHandlerThread; 443 444 final PackageHandler mHandler; 445 446 /** 447 * Messages for {@link #mHandler} that need to wait for system ready before 448 * being dispatched. 449 */ 450 private ArrayList<Message> mPostSystemReadyMessages; 451 452 final int mSdkVersion = Build.VERSION.SDK_INT; 453 454 final Context mContext; 455 final boolean mFactoryTest; 456 final boolean mOnlyCore; 457 final DisplayMetrics mMetrics; 458 final int mDefParseFlags; 459 final String[] mSeparateProcesses; 460 final boolean mIsUpgrade; 461 462 /** The location for ASEC container files on internal storage. */ 463 final String mAsecInternalPath; 464 465 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 466 // LOCK HELD. Can be called with mInstallLock held. 467 @GuardedBy("mInstallLock") 468 final Installer mInstaller; 469 470 /** Directory where installed third-party apps stored */ 471 final File mAppInstallDir; 472 final File mEphemeralInstallDir; 473 474 /** 475 * Directory to which applications installed internally have their 476 * 32 bit native libraries copied. 477 */ 478 private File mAppLib32InstallDir; 479 480 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 481 // apps. 482 final File mDrmAppPrivateInstallDir; 483 484 // ---------------------------------------------------------------- 485 486 // Lock for state used when installing and doing other long running 487 // operations. Methods that must be called with this lock held have 488 // the suffix "LI". 489 final Object mInstallLock = new Object(); 490 491 // ---------------------------------------------------------------- 492 493 // Keys are String (package name), values are Package. This also serves 494 // as the lock for the global state. Methods that must be called with 495 // this lock held have the prefix "LP". 496 @GuardedBy("mPackages") 497 final ArrayMap<String, PackageParser.Package> mPackages = 498 new ArrayMap<String, PackageParser.Package>(); 499 500 // Tracks available target package names -> overlay package paths. 501 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 502 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 503 504 /** 505 * Tracks new system packages [received in an OTA] that we expect to 506 * find updated user-installed versions. Keys are package name, values 507 * are package location. 508 */ 509 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 510 511 /** 512 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 513 */ 514 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 515 /** 516 * Whether or not system app permissions should be promoted from install to runtime. 517 */ 518 boolean mPromoteSystemApps; 519 520 final Settings mSettings; 521 boolean mRestoredSettings; 522 523 // System configuration read by SystemConfig. 524 final int[] mGlobalGids; 525 final SparseArray<ArraySet<String>> mSystemPermissions; 526 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 527 528 // If mac_permissions.xml was found for seinfo labeling. 529 boolean mFoundPolicyFile; 530 531 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 532 533 public static final class SharedLibraryEntry { 534 public final String path; 535 public final String apk; 536 537 SharedLibraryEntry(String _path, String _apk) { 538 path = _path; 539 apk = _apk; 540 } 541 } 542 543 // Currently known shared libraries. 544 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 545 new ArrayMap<String, SharedLibraryEntry>(); 546 547 // All available activities, for your resolving pleasure. 548 final ActivityIntentResolver mActivities = 549 new ActivityIntentResolver(); 550 551 // All available receivers, for your resolving pleasure. 552 final ActivityIntentResolver mReceivers = 553 new ActivityIntentResolver(); 554 555 // All available services, for your resolving pleasure. 556 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 557 558 // All available providers, for your resolving pleasure. 559 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 560 561 // Mapping from provider base names (first directory in content URI codePath) 562 // to the provider information. 563 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 564 new ArrayMap<String, PackageParser.Provider>(); 565 566 // Mapping from instrumentation class names to info about them. 567 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 568 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 569 570 // Mapping from permission names to info about them. 571 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 572 new ArrayMap<String, PackageParser.PermissionGroup>(); 573 574 // Packages whose data we have transfered into another package, thus 575 // should no longer exist. 576 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 577 578 // Broadcast actions that are only available to the system. 579 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 580 581 /** List of packages waiting for verification. */ 582 final SparseArray<PackageVerificationState> mPendingVerification 583 = new SparseArray<PackageVerificationState>(); 584 585 /** Set of packages associated with each app op permission. */ 586 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 587 588 final PackageInstallerService mInstallerService; 589 590 private final PackageDexOptimizer mPackageDexOptimizer; 591 592 private AtomicInteger mNextMoveId = new AtomicInteger(); 593 private final MoveCallbacks mMoveCallbacks; 594 595 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 596 597 // Cache of users who need badging. 598 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 599 600 /** Token for keys in mPendingVerification. */ 601 private int mPendingVerificationToken = 0; 602 603 volatile boolean mSystemReady; 604 volatile boolean mSafeMode; 605 volatile boolean mHasSystemUidErrors; 606 607 ApplicationInfo mAndroidApplication; 608 final ActivityInfo mResolveActivity = new ActivityInfo(); 609 final ResolveInfo mResolveInfo = new ResolveInfo(); 610 ComponentName mResolveComponentName; 611 PackageParser.Package mPlatformPackage; 612 ComponentName mCustomResolverComponentName; 613 614 boolean mResolverReplaced = false; 615 616 private final @Nullable ComponentName mIntentFilterVerifierComponent; 617 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 618 619 private int mIntentFilterVerificationToken = 0; 620 621 /** Component that knows whether or not an ephemeral application exists */ 622 final ComponentName mEphemeralResolverComponent; 623 /** The service connection to the ephemeral resolver */ 624 final EphemeralResolverConnection mEphemeralResolverConnection; 625 626 /** Component used to install ephemeral applications */ 627 final ComponentName mEphemeralInstallerComponent; 628 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 629 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 630 631 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 632 = new SparseArray<IntentFilterVerificationState>(); 633 634 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 635 new DefaultPermissionGrantPolicy(this); 636 637 // List of packages names to keep cached, even if they are uninstalled for all users 638 private List<String> mKeepUninstalledPackages; 639 640 private boolean mUseJitProfiles = 641 SystemProperties.getBoolean("dalvik.vm.usejitprofiles", false); 642 643 private static class IFVerificationParams { 644 PackageParser.Package pkg; 645 boolean replacing; 646 int userId; 647 int verifierUid; 648 649 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 650 int _userId, int _verifierUid) { 651 pkg = _pkg; 652 replacing = _replacing; 653 userId = _userId; 654 replacing = _replacing; 655 verifierUid = _verifierUid; 656 } 657 } 658 659 private interface IntentFilterVerifier<T extends IntentFilter> { 660 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 661 T filter, String packageName); 662 void startVerifications(int userId); 663 void receiveVerificationResponse(int verificationId); 664 } 665 666 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 667 private Context mContext; 668 private ComponentName mIntentFilterVerifierComponent; 669 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 670 671 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 672 mContext = context; 673 mIntentFilterVerifierComponent = verifierComponent; 674 } 675 676 private String getDefaultScheme() { 677 return IntentFilter.SCHEME_HTTPS; 678 } 679 680 @Override 681 public void startVerifications(int userId) { 682 // Launch verifications requests 683 int count = mCurrentIntentFilterVerifications.size(); 684 for (int n=0; n<count; n++) { 685 int verificationId = mCurrentIntentFilterVerifications.get(n); 686 final IntentFilterVerificationState ivs = 687 mIntentFilterVerificationStates.get(verificationId); 688 689 String packageName = ivs.getPackageName(); 690 691 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 692 final int filterCount = filters.size(); 693 ArraySet<String> domainsSet = new ArraySet<>(); 694 for (int m=0; m<filterCount; m++) { 695 PackageParser.ActivityIntentInfo filter = filters.get(m); 696 domainsSet.addAll(filter.getHostsList()); 697 } 698 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 699 synchronized (mPackages) { 700 if (mSettings.createIntentFilterVerificationIfNeededLPw( 701 packageName, domainsList) != null) { 702 scheduleWriteSettingsLocked(); 703 } 704 } 705 sendVerificationRequest(userId, verificationId, ivs); 706 } 707 mCurrentIntentFilterVerifications.clear(); 708 } 709 710 private void sendVerificationRequest(int userId, int verificationId, 711 IntentFilterVerificationState ivs) { 712 713 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 714 verificationIntent.putExtra( 715 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 716 verificationId); 717 verificationIntent.putExtra( 718 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 719 getDefaultScheme()); 720 verificationIntent.putExtra( 721 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 722 ivs.getHostsString()); 723 verificationIntent.putExtra( 724 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 725 ivs.getPackageName()); 726 verificationIntent.setComponent(mIntentFilterVerifierComponent); 727 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 728 729 UserHandle user = new UserHandle(userId); 730 mContext.sendBroadcastAsUser(verificationIntent, user); 731 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 732 "Sending IntentFilter verification broadcast"); 733 } 734 735 public void receiveVerificationResponse(int verificationId) { 736 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 737 738 final boolean verified = ivs.isVerified(); 739 740 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 741 final int count = filters.size(); 742 if (DEBUG_DOMAIN_VERIFICATION) { 743 Slog.i(TAG, "Received verification response " + verificationId 744 + " for " + count + " filters, verified=" + verified); 745 } 746 for (int n=0; n<count; n++) { 747 PackageParser.ActivityIntentInfo filter = filters.get(n); 748 filter.setVerified(verified); 749 750 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 751 + " verified with result:" + verified + " and hosts:" 752 + ivs.getHostsString()); 753 } 754 755 mIntentFilterVerificationStates.remove(verificationId); 756 757 final String packageName = ivs.getPackageName(); 758 IntentFilterVerificationInfo ivi = null; 759 760 synchronized (mPackages) { 761 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 762 } 763 if (ivi == null) { 764 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 765 + verificationId + " packageName:" + packageName); 766 return; 767 } 768 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 769 "Updating IntentFilterVerificationInfo for package " + packageName 770 +" verificationId:" + verificationId); 771 772 synchronized (mPackages) { 773 if (verified) { 774 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 775 } else { 776 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 777 } 778 scheduleWriteSettingsLocked(); 779 780 final int userId = ivs.getUserId(); 781 if (userId != UserHandle.USER_ALL) { 782 final int userStatus = 783 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 784 785 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 786 boolean needUpdate = false; 787 788 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 789 // already been set by the User thru the Disambiguation dialog 790 switch (userStatus) { 791 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 792 if (verified) { 793 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 794 } else { 795 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 796 } 797 needUpdate = true; 798 break; 799 800 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 801 if (verified) { 802 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 803 needUpdate = true; 804 } 805 break; 806 807 default: 808 // Nothing to do 809 } 810 811 if (needUpdate) { 812 mSettings.updateIntentFilterVerificationStatusLPw( 813 packageName, updatedStatus, userId); 814 scheduleWritePackageRestrictionsLocked(userId); 815 } 816 } 817 } 818 } 819 820 @Override 821 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 822 ActivityIntentInfo filter, String packageName) { 823 if (!hasValidDomains(filter)) { 824 return false; 825 } 826 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 827 if (ivs == null) { 828 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 829 packageName); 830 } 831 if (DEBUG_DOMAIN_VERIFICATION) { 832 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 833 } 834 ivs.addFilter(filter); 835 return true; 836 } 837 838 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 839 int userId, int verificationId, String packageName) { 840 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 841 verifierUid, userId, packageName); 842 ivs.setPendingState(); 843 synchronized (mPackages) { 844 mIntentFilterVerificationStates.append(verificationId, ivs); 845 mCurrentIntentFilterVerifications.add(verificationId); 846 } 847 return ivs; 848 } 849 } 850 851 private static boolean hasValidDomains(ActivityIntentInfo filter) { 852 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 853 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 854 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 855 } 856 857 // Set of pending broadcasts for aggregating enable/disable of components. 858 static class PendingPackageBroadcasts { 859 // for each user id, a map of <package name -> components within that package> 860 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 861 862 public PendingPackageBroadcasts() { 863 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 864 } 865 866 public ArrayList<String> get(int userId, String packageName) { 867 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 868 return packages.get(packageName); 869 } 870 871 public void put(int userId, String packageName, ArrayList<String> components) { 872 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 873 packages.put(packageName, components); 874 } 875 876 public void remove(int userId, String packageName) { 877 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 878 if (packages != null) { 879 packages.remove(packageName); 880 } 881 } 882 883 public void remove(int userId) { 884 mUidMap.remove(userId); 885 } 886 887 public int userIdCount() { 888 return mUidMap.size(); 889 } 890 891 public int userIdAt(int n) { 892 return mUidMap.keyAt(n); 893 } 894 895 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 896 return mUidMap.get(userId); 897 } 898 899 public int size() { 900 // total number of pending broadcast entries across all userIds 901 int num = 0; 902 for (int i = 0; i< mUidMap.size(); i++) { 903 num += mUidMap.valueAt(i).size(); 904 } 905 return num; 906 } 907 908 public void clear() { 909 mUidMap.clear(); 910 } 911 912 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 913 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 914 if (map == null) { 915 map = new ArrayMap<String, ArrayList<String>>(); 916 mUidMap.put(userId, map); 917 } 918 return map; 919 } 920 } 921 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 922 923 // Service Connection to remote media container service to copy 924 // package uri's from external media onto secure containers 925 // or internal storage. 926 private IMediaContainerService mContainerService = null; 927 928 static final int SEND_PENDING_BROADCAST = 1; 929 static final int MCS_BOUND = 3; 930 static final int END_COPY = 4; 931 static final int INIT_COPY = 5; 932 static final int MCS_UNBIND = 6; 933 static final int START_CLEANING_PACKAGE = 7; 934 static final int FIND_INSTALL_LOC = 8; 935 static final int POST_INSTALL = 9; 936 static final int MCS_RECONNECT = 10; 937 static final int MCS_GIVE_UP = 11; 938 static final int UPDATED_MEDIA_STATUS = 12; 939 static final int WRITE_SETTINGS = 13; 940 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 941 static final int PACKAGE_VERIFIED = 15; 942 static final int CHECK_PENDING_VERIFICATION = 16; 943 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 944 static final int INTENT_FILTER_VERIFIED = 18; 945 946 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 947 948 // Delay time in millisecs 949 static final int BROADCAST_DELAY = 10 * 1000; 950 951 static UserManagerService sUserManager; 952 953 // Stores a list of users whose package restrictions file needs to be updated 954 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 955 956 final private DefaultContainerConnection mDefContainerConn = 957 new DefaultContainerConnection(); 958 class DefaultContainerConnection implements ServiceConnection { 959 public void onServiceConnected(ComponentName name, IBinder service) { 960 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 961 IMediaContainerService imcs = 962 IMediaContainerService.Stub.asInterface(service); 963 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 964 } 965 966 public void onServiceDisconnected(ComponentName name) { 967 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 968 } 969 } 970 971 // Recordkeeping of restore-after-install operations that are currently in flight 972 // between the Package Manager and the Backup Manager 973 static class PostInstallData { 974 public InstallArgs args; 975 public PackageInstalledInfo res; 976 977 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 978 args = _a; 979 res = _r; 980 } 981 } 982 983 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 984 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 985 986 // XML tags for backup/restore of various bits of state 987 private static final String TAG_PREFERRED_BACKUP = "pa"; 988 private static final String TAG_DEFAULT_APPS = "da"; 989 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 990 991 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 992 private static final String TAG_ALL_GRANTS = "rt-grants"; 993 private static final String TAG_GRANT = "grant"; 994 private static final String ATTR_PACKAGE_NAME = "pkg"; 995 996 private static final String TAG_PERMISSION = "perm"; 997 private static final String ATTR_PERMISSION_NAME = "name"; 998 private static final String ATTR_IS_GRANTED = "g"; 999 private static final String ATTR_USER_SET = "set"; 1000 private static final String ATTR_USER_FIXED = "fixed"; 1001 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1002 1003 // System/policy permission grants are not backed up 1004 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1005 FLAG_PERMISSION_POLICY_FIXED 1006 | FLAG_PERMISSION_SYSTEM_FIXED 1007 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1008 1009 // And we back up these user-adjusted states 1010 private static final int USER_RUNTIME_GRANT_MASK = 1011 FLAG_PERMISSION_USER_SET 1012 | FLAG_PERMISSION_USER_FIXED 1013 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1014 1015 final @Nullable String mRequiredVerifierPackage; 1016 final @Nullable String mRequiredInstallerPackage; 1017 1018 private final PackageUsage mPackageUsage = new PackageUsage(); 1019 1020 private class PackageUsage { 1021 private static final int WRITE_INTERVAL 1022 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 1023 1024 private final Object mFileLock = new Object(); 1025 private final AtomicLong mLastWritten = new AtomicLong(0); 1026 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 1027 1028 private boolean mIsHistoricalPackageUsageAvailable = true; 1029 1030 boolean isHistoricalPackageUsageAvailable() { 1031 return mIsHistoricalPackageUsageAvailable; 1032 } 1033 1034 void write(boolean force) { 1035 if (force) { 1036 writeInternal(); 1037 return; 1038 } 1039 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 1040 && !DEBUG_DEXOPT) { 1041 return; 1042 } 1043 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1044 new Thread("PackageUsage_DiskWriter") { 1045 @Override 1046 public void run() { 1047 try { 1048 writeInternal(); 1049 } finally { 1050 mBackgroundWriteRunning.set(false); 1051 } 1052 } 1053 }.start(); 1054 } 1055 } 1056 1057 private void writeInternal() { 1058 synchronized (mPackages) { 1059 synchronized (mFileLock) { 1060 AtomicFile file = getFile(); 1061 FileOutputStream f = null; 1062 try { 1063 f = file.startWrite(); 1064 BufferedOutputStream out = new BufferedOutputStream(f); 1065 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1066 StringBuilder sb = new StringBuilder(); 1067 for (PackageParser.Package pkg : mPackages.values()) { 1068 if (pkg.mLastPackageUsageTimeInMills == 0) { 1069 continue; 1070 } 1071 sb.setLength(0); 1072 sb.append(pkg.packageName); 1073 sb.append(' '); 1074 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1075 sb.append('\n'); 1076 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1077 } 1078 out.flush(); 1079 file.finishWrite(f); 1080 } catch (IOException e) { 1081 if (f != null) { 1082 file.failWrite(f); 1083 } 1084 Log.e(TAG, "Failed to write package usage times", e); 1085 } 1086 } 1087 } 1088 mLastWritten.set(SystemClock.elapsedRealtime()); 1089 } 1090 1091 void readLP() { 1092 synchronized (mFileLock) { 1093 AtomicFile file = getFile(); 1094 BufferedInputStream in = null; 1095 try { 1096 in = new BufferedInputStream(file.openRead()); 1097 StringBuffer sb = new StringBuffer(); 1098 while (true) { 1099 String packageName = readToken(in, sb, ' '); 1100 if (packageName == null) { 1101 break; 1102 } 1103 String timeInMillisString = readToken(in, sb, '\n'); 1104 if (timeInMillisString == null) { 1105 throw new IOException("Failed to find last usage time for package " 1106 + packageName); 1107 } 1108 PackageParser.Package pkg = mPackages.get(packageName); 1109 if (pkg == null) { 1110 continue; 1111 } 1112 long timeInMillis; 1113 try { 1114 timeInMillis = Long.parseLong(timeInMillisString); 1115 } catch (NumberFormatException e) { 1116 throw new IOException("Failed to parse " + timeInMillisString 1117 + " as a long.", e); 1118 } 1119 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1120 } 1121 } catch (FileNotFoundException expected) { 1122 mIsHistoricalPackageUsageAvailable = false; 1123 } catch (IOException e) { 1124 Log.w(TAG, "Failed to read package usage times", e); 1125 } finally { 1126 IoUtils.closeQuietly(in); 1127 } 1128 } 1129 mLastWritten.set(SystemClock.elapsedRealtime()); 1130 } 1131 1132 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1133 throws IOException { 1134 sb.setLength(0); 1135 while (true) { 1136 int ch = in.read(); 1137 if (ch == -1) { 1138 if (sb.length() == 0) { 1139 return null; 1140 } 1141 throw new IOException("Unexpected EOF"); 1142 } 1143 if (ch == endOfToken) { 1144 return sb.toString(); 1145 } 1146 sb.append((char)ch); 1147 } 1148 } 1149 1150 private AtomicFile getFile() { 1151 File dataDir = Environment.getDataDirectory(); 1152 File systemDir = new File(dataDir, "system"); 1153 File fname = new File(systemDir, "package-usage.list"); 1154 return new AtomicFile(fname); 1155 } 1156 } 1157 1158 class PackageHandler extends Handler { 1159 private boolean mBound = false; 1160 final ArrayList<HandlerParams> mPendingInstalls = 1161 new ArrayList<HandlerParams>(); 1162 1163 private boolean connectToService() { 1164 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1165 " DefaultContainerService"); 1166 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1167 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1168 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1169 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1170 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1171 mBound = true; 1172 return true; 1173 } 1174 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1175 return false; 1176 } 1177 1178 private void disconnectService() { 1179 mContainerService = null; 1180 mBound = false; 1181 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1182 mContext.unbindService(mDefContainerConn); 1183 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1184 } 1185 1186 PackageHandler(Looper looper) { 1187 super(looper); 1188 } 1189 1190 public void handleMessage(Message msg) { 1191 try { 1192 doHandleMessage(msg); 1193 } finally { 1194 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1195 } 1196 } 1197 1198 void doHandleMessage(Message msg) { 1199 switch (msg.what) { 1200 case INIT_COPY: { 1201 HandlerParams params = (HandlerParams) msg.obj; 1202 int idx = mPendingInstalls.size(); 1203 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1204 // If a bind was already initiated we dont really 1205 // need to do anything. The pending install 1206 // will be processed later on. 1207 if (!mBound) { 1208 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1209 System.identityHashCode(mHandler)); 1210 // If this is the only one pending we might 1211 // have to bind to the service again. 1212 if (!connectToService()) { 1213 Slog.e(TAG, "Failed to bind to media container service"); 1214 params.serviceError(); 1215 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1216 System.identityHashCode(mHandler)); 1217 if (params.traceMethod != null) { 1218 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1219 params.traceCookie); 1220 } 1221 return; 1222 } else { 1223 // Once we bind to the service, the first 1224 // pending request will be processed. 1225 mPendingInstalls.add(idx, params); 1226 } 1227 } else { 1228 mPendingInstalls.add(idx, params); 1229 // Already bound to the service. Just make 1230 // sure we trigger off processing the first request. 1231 if (idx == 0) { 1232 mHandler.sendEmptyMessage(MCS_BOUND); 1233 } 1234 } 1235 break; 1236 } 1237 case MCS_BOUND: { 1238 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1239 if (msg.obj != null) { 1240 mContainerService = (IMediaContainerService) msg.obj; 1241 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1242 System.identityHashCode(mHandler)); 1243 } 1244 if (mContainerService == null) { 1245 if (!mBound) { 1246 // Something seriously wrong since we are not bound and we are not 1247 // waiting for connection. Bail out. 1248 Slog.e(TAG, "Cannot bind to media container service"); 1249 for (HandlerParams params : mPendingInstalls) { 1250 // Indicate service bind error 1251 params.serviceError(); 1252 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1253 System.identityHashCode(params)); 1254 if (params.traceMethod != null) { 1255 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1256 params.traceMethod, params.traceCookie); 1257 } 1258 return; 1259 } 1260 mPendingInstalls.clear(); 1261 } else { 1262 Slog.w(TAG, "Waiting to connect to media container service"); 1263 } 1264 } else if (mPendingInstalls.size() > 0) { 1265 HandlerParams params = mPendingInstalls.get(0); 1266 if (params != null) { 1267 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1268 System.identityHashCode(params)); 1269 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1270 if (params.startCopy()) { 1271 // We are done... look for more work or to 1272 // go idle. 1273 if (DEBUG_SD_INSTALL) Log.i(TAG, 1274 "Checking for more work or unbind..."); 1275 // Delete pending install 1276 if (mPendingInstalls.size() > 0) { 1277 mPendingInstalls.remove(0); 1278 } 1279 if (mPendingInstalls.size() == 0) { 1280 if (mBound) { 1281 if (DEBUG_SD_INSTALL) Log.i(TAG, 1282 "Posting delayed MCS_UNBIND"); 1283 removeMessages(MCS_UNBIND); 1284 Message ubmsg = obtainMessage(MCS_UNBIND); 1285 // Unbind after a little delay, to avoid 1286 // continual thrashing. 1287 sendMessageDelayed(ubmsg, 10000); 1288 } 1289 } else { 1290 // There are more pending requests in queue. 1291 // Just post MCS_BOUND message to trigger processing 1292 // of next pending install. 1293 if (DEBUG_SD_INSTALL) Log.i(TAG, 1294 "Posting MCS_BOUND for next work"); 1295 mHandler.sendEmptyMessage(MCS_BOUND); 1296 } 1297 } 1298 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1299 } 1300 } else { 1301 // Should never happen ideally. 1302 Slog.w(TAG, "Empty queue"); 1303 } 1304 break; 1305 } 1306 case MCS_RECONNECT: { 1307 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1308 if (mPendingInstalls.size() > 0) { 1309 if (mBound) { 1310 disconnectService(); 1311 } 1312 if (!connectToService()) { 1313 Slog.e(TAG, "Failed to bind to media container service"); 1314 for (HandlerParams params : mPendingInstalls) { 1315 // Indicate service bind error 1316 params.serviceError(); 1317 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1318 System.identityHashCode(params)); 1319 } 1320 mPendingInstalls.clear(); 1321 } 1322 } 1323 break; 1324 } 1325 case MCS_UNBIND: { 1326 // If there is no actual work left, then time to unbind. 1327 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1328 1329 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1330 if (mBound) { 1331 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1332 1333 disconnectService(); 1334 } 1335 } else if (mPendingInstalls.size() > 0) { 1336 // There are more pending requests in queue. 1337 // Just post MCS_BOUND message to trigger processing 1338 // of next pending install. 1339 mHandler.sendEmptyMessage(MCS_BOUND); 1340 } 1341 1342 break; 1343 } 1344 case MCS_GIVE_UP: { 1345 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1346 HandlerParams params = mPendingInstalls.remove(0); 1347 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1348 System.identityHashCode(params)); 1349 break; 1350 } 1351 case SEND_PENDING_BROADCAST: { 1352 String packages[]; 1353 ArrayList<String> components[]; 1354 int size = 0; 1355 int uids[]; 1356 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1357 synchronized (mPackages) { 1358 if (mPendingBroadcasts == null) { 1359 return; 1360 } 1361 size = mPendingBroadcasts.size(); 1362 if (size <= 0) { 1363 // Nothing to be done. Just return 1364 return; 1365 } 1366 packages = new String[size]; 1367 components = new ArrayList[size]; 1368 uids = new int[size]; 1369 int i = 0; // filling out the above arrays 1370 1371 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1372 int packageUserId = mPendingBroadcasts.userIdAt(n); 1373 Iterator<Map.Entry<String, ArrayList<String>>> it 1374 = mPendingBroadcasts.packagesForUserId(packageUserId) 1375 .entrySet().iterator(); 1376 while (it.hasNext() && i < size) { 1377 Map.Entry<String, ArrayList<String>> ent = it.next(); 1378 packages[i] = ent.getKey(); 1379 components[i] = ent.getValue(); 1380 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1381 uids[i] = (ps != null) 1382 ? UserHandle.getUid(packageUserId, ps.appId) 1383 : -1; 1384 i++; 1385 } 1386 } 1387 size = i; 1388 mPendingBroadcasts.clear(); 1389 } 1390 // Send broadcasts 1391 for (int i = 0; i < size; i++) { 1392 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1393 } 1394 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1395 break; 1396 } 1397 case START_CLEANING_PACKAGE: { 1398 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1399 final String packageName = (String)msg.obj; 1400 final int userId = msg.arg1; 1401 final boolean andCode = msg.arg2 != 0; 1402 synchronized (mPackages) { 1403 if (userId == UserHandle.USER_ALL) { 1404 int[] users = sUserManager.getUserIds(); 1405 for (int user : users) { 1406 mSettings.addPackageToCleanLPw( 1407 new PackageCleanItem(user, packageName, andCode)); 1408 } 1409 } else { 1410 mSettings.addPackageToCleanLPw( 1411 new PackageCleanItem(userId, packageName, andCode)); 1412 } 1413 } 1414 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1415 startCleaningPackages(); 1416 } break; 1417 case POST_INSTALL: { 1418 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1419 1420 PostInstallData data = mRunningInstalls.get(msg.arg1); 1421 mRunningInstalls.delete(msg.arg1); 1422 1423 if (data != null) { 1424 InstallArgs args = data.args; 1425 PackageInstalledInfo parentRes = data.res; 1426 1427 final boolean grantPermissions = (args.installFlags 1428 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1429 final String[] grantedPermissions = args.installGrantPermissions; 1430 1431 // Handle the parent package 1432 handlePackagePostInstall(parentRes, grantPermissions, grantedPermissions, 1433 args.observer); 1434 1435 // Handle the child packages 1436 final int childCount = (parentRes.addedChildPackages != null) 1437 ? parentRes.addedChildPackages.size() : 0; 1438 for (int i = 0; i < childCount; i++) { 1439 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1440 handlePackagePostInstall(childRes, grantPermissions, grantedPermissions, 1441 args.observer); 1442 } 1443 1444 // Log tracing if needed 1445 if (args.traceMethod != null) { 1446 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1447 args.traceCookie); 1448 } 1449 } else { 1450 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1451 } 1452 1453 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1454 } break; 1455 case UPDATED_MEDIA_STATUS: { 1456 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1457 boolean reportStatus = msg.arg1 == 1; 1458 boolean doGc = msg.arg2 == 1; 1459 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1460 if (doGc) { 1461 // Force a gc to clear up stale containers. 1462 Runtime.getRuntime().gc(); 1463 } 1464 if (msg.obj != null) { 1465 @SuppressWarnings("unchecked") 1466 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1467 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1468 // Unload containers 1469 unloadAllContainers(args); 1470 } 1471 if (reportStatus) { 1472 try { 1473 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1474 PackageHelper.getMountService().finishMediaUpdate(); 1475 } catch (RemoteException e) { 1476 Log.e(TAG, "MountService not running?"); 1477 } 1478 } 1479 } break; 1480 case WRITE_SETTINGS: { 1481 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1482 synchronized (mPackages) { 1483 removeMessages(WRITE_SETTINGS); 1484 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1485 mSettings.writeLPr(); 1486 mDirtyUsers.clear(); 1487 } 1488 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1489 } break; 1490 case WRITE_PACKAGE_RESTRICTIONS: { 1491 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1492 synchronized (mPackages) { 1493 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1494 for (int userId : mDirtyUsers) { 1495 mSettings.writePackageRestrictionsLPr(userId); 1496 } 1497 mDirtyUsers.clear(); 1498 } 1499 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1500 } break; 1501 case CHECK_PENDING_VERIFICATION: { 1502 final int verificationId = msg.arg1; 1503 final PackageVerificationState state = mPendingVerification.get(verificationId); 1504 1505 if ((state != null) && !state.timeoutExtended()) { 1506 final InstallArgs args = state.getInstallArgs(); 1507 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1508 1509 Slog.i(TAG, "Verification timed out for " + originUri); 1510 mPendingVerification.remove(verificationId); 1511 1512 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1513 1514 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1515 Slog.i(TAG, "Continuing with installation of " + originUri); 1516 state.setVerifierResponse(Binder.getCallingUid(), 1517 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1518 broadcastPackageVerified(verificationId, originUri, 1519 PackageManager.VERIFICATION_ALLOW, 1520 state.getInstallArgs().getUser()); 1521 try { 1522 ret = args.copyApk(mContainerService, true); 1523 } catch (RemoteException e) { 1524 Slog.e(TAG, "Could not contact the ContainerService"); 1525 } 1526 } else { 1527 broadcastPackageVerified(verificationId, originUri, 1528 PackageManager.VERIFICATION_REJECT, 1529 state.getInstallArgs().getUser()); 1530 } 1531 1532 Trace.asyncTraceEnd( 1533 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1534 1535 processPendingInstall(args, ret); 1536 mHandler.sendEmptyMessage(MCS_UNBIND); 1537 } 1538 break; 1539 } 1540 case PACKAGE_VERIFIED: { 1541 final int verificationId = msg.arg1; 1542 1543 final PackageVerificationState state = mPendingVerification.get(verificationId); 1544 if (state == null) { 1545 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1546 break; 1547 } 1548 1549 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1550 1551 state.setVerifierResponse(response.callerUid, response.code); 1552 1553 if (state.isVerificationComplete()) { 1554 mPendingVerification.remove(verificationId); 1555 1556 final InstallArgs args = state.getInstallArgs(); 1557 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1558 1559 int ret; 1560 if (state.isInstallAllowed()) { 1561 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1562 broadcastPackageVerified(verificationId, originUri, 1563 response.code, state.getInstallArgs().getUser()); 1564 try { 1565 ret = args.copyApk(mContainerService, true); 1566 } catch (RemoteException e) { 1567 Slog.e(TAG, "Could not contact the ContainerService"); 1568 } 1569 } else { 1570 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1571 } 1572 1573 Trace.asyncTraceEnd( 1574 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1575 1576 processPendingInstall(args, ret); 1577 mHandler.sendEmptyMessage(MCS_UNBIND); 1578 } 1579 1580 break; 1581 } 1582 case START_INTENT_FILTER_VERIFICATIONS: { 1583 IFVerificationParams params = (IFVerificationParams) msg.obj; 1584 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1585 params.replacing, params.pkg); 1586 break; 1587 } 1588 case INTENT_FILTER_VERIFIED: { 1589 final int verificationId = msg.arg1; 1590 1591 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1592 verificationId); 1593 if (state == null) { 1594 Slog.w(TAG, "Invalid IntentFilter verification token " 1595 + verificationId + " received"); 1596 break; 1597 } 1598 1599 final int userId = state.getUserId(); 1600 1601 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1602 "Processing IntentFilter verification with token:" 1603 + verificationId + " and userId:" + userId); 1604 1605 final IntentFilterVerificationResponse response = 1606 (IntentFilterVerificationResponse) msg.obj; 1607 1608 state.setVerifierResponse(response.callerUid, response.code); 1609 1610 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1611 "IntentFilter verification with token:" + verificationId 1612 + " and userId:" + userId 1613 + " is settings verifier response with response code:" 1614 + response.code); 1615 1616 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1617 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1618 + response.getFailedDomainsString()); 1619 } 1620 1621 if (state.isVerificationComplete()) { 1622 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1623 } else { 1624 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1625 "IntentFilter verification with token:" + verificationId 1626 + " was not said to be complete"); 1627 } 1628 1629 break; 1630 } 1631 } 1632 } 1633 } 1634 1635 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1636 String[] grantedPermissions, IPackageInstallObserver2 installObserver) { 1637 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1638 // Send the removed broadcasts 1639 if (res.removedInfo != null) { 1640 res.removedInfo.sendPackageRemovedBroadcasts(); 1641 } 1642 1643 // Now that we successfully installed the package, grant runtime 1644 // permissions if requested before broadcasting the install. 1645 if (grantPermissions && res.pkg.applicationInfo.targetSdkVersion 1646 >= Build.VERSION_CODES.M) { 1647 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1648 } 1649 1650 final boolean update = res.removedInfo != null 1651 && res.removedInfo.removedPackage != null; 1652 1653 // If this is the first time we have child packages for a disabled privileged 1654 // app that had no children, we grant requested runtime permissions to the new 1655 // children if the parent on the system image had them already granted. 1656 if (res.pkg.parentPackage != null) { 1657 synchronized (mPackages) { 1658 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1659 } 1660 } 1661 1662 synchronized (mPackages) { 1663 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1664 } 1665 1666 final String packageName = res.pkg.applicationInfo.packageName; 1667 Bundle extras = new Bundle(1); 1668 extras.putInt(Intent.EXTRA_UID, res.uid); 1669 1670 // Determine the set of users who are adding this package for 1671 // the first time vs. those who are seeing an update. 1672 int[] firstUsers = EMPTY_INT_ARRAY; 1673 int[] updateUsers = EMPTY_INT_ARRAY; 1674 if (res.origUsers == null || res.origUsers.length == 0) { 1675 firstUsers = res.newUsers; 1676 } else { 1677 for (int newUser : res.newUsers) { 1678 boolean isNew = true; 1679 for (int origUser : res.origUsers) { 1680 if (origUser == newUser) { 1681 isNew = false; 1682 break; 1683 } 1684 } 1685 if (isNew) { 1686 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1687 } else { 1688 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1689 } 1690 } 1691 } 1692 1693 // Send installed broadcasts if the install/update is not ephemeral 1694 if (!isEphemeral(res.pkg)) { 1695 // Send added for users that see the package for the first time 1696 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1697 extras, 0 /*flags*/, null /*targetPackage*/, 1698 null /*finishedReceiver*/, firstUsers); 1699 1700 // Send added for users that don't see the package for the first time 1701 if (update) { 1702 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1703 } 1704 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1705 extras, 0 /*flags*/, null /*targetPackage*/, 1706 null /*finishedReceiver*/, updateUsers); 1707 1708 // Send replaced for users that don't see the package for the first time 1709 if (update) { 1710 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1711 packageName, extras, 0 /*flags*/, 1712 null /*targetPackage*/, null /*finishedReceiver*/, 1713 updateUsers); 1714 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1715 null /*package*/, null /*extras*/, 0 /*flags*/, 1716 packageName /*targetPackage*/, 1717 null /*finishedReceiver*/, updateUsers); 1718 } 1719 1720 // Send broadcast package appeared if forward locked/external for all users 1721 // treat asec-hosted packages like removable media on upgrade 1722 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1723 if (DEBUG_INSTALL) { 1724 Slog.i(TAG, "upgrading pkg " + res.pkg 1725 + " is ASEC-hosted -> AVAILABLE"); 1726 } 1727 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1728 ArrayList<String> pkgList = new ArrayList<>(1); 1729 pkgList.add(packageName); 1730 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1731 } 1732 } 1733 1734 // Work that needs to happen on first install within each user 1735 if (firstUsers != null && firstUsers.length > 0) { 1736 synchronized (mPackages) { 1737 for (int userId : firstUsers) { 1738 // If this app is a browser and it's newly-installed for some 1739 // users, clear any default-browser state in those users. The 1740 // app's nature doesn't depend on the user, so we can just check 1741 // its browser nature in any user and generalize. 1742 if (packageIsBrowser(packageName, userId)) { 1743 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1744 } 1745 1746 // We may also need to apply pending (restored) runtime 1747 // permission grants within these users. 1748 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1749 } 1750 } 1751 } 1752 1753 // Log current value of "unknown sources" setting 1754 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1755 getUnknownSourcesSettings()); 1756 1757 // Force a gc to clear up things 1758 Runtime.getRuntime().gc(); 1759 1760 // Remove the replaced package's older resources safely now 1761 // We delete after a gc for applications on sdcard. 1762 if (res.removedInfo != null && res.removedInfo.args != null) { 1763 synchronized (mInstallLock) { 1764 res.removedInfo.args.doPostDeleteLI(true); 1765 } 1766 } 1767 } 1768 1769 // If someone is watching installs - notify them 1770 if (installObserver != null) { 1771 try { 1772 Bundle extras = extrasForInstallResult(res); 1773 installObserver.onPackageInstalled(res.name, res.returnCode, 1774 res.returnMsg, extras); 1775 } catch (RemoteException e) { 1776 Slog.i(TAG, "Observer no longer exists."); 1777 } 1778 } 1779 } 1780 1781 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1782 PackageParser.Package pkg) { 1783 if (pkg.parentPackage == null) { 1784 return; 1785 } 1786 if (pkg.requestedPermissions == null) { 1787 return; 1788 } 1789 final PackageSetting disabledSysParentPs = mSettings 1790 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1791 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1792 || !disabledSysParentPs.isPrivileged() 1793 || (disabledSysParentPs.childPackageNames != null 1794 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1795 return; 1796 } 1797 final int[] allUserIds = sUserManager.getUserIds(); 1798 final int permCount = pkg.requestedPermissions.size(); 1799 for (int i = 0; i < permCount; i++) { 1800 String permission = pkg.requestedPermissions.get(i); 1801 BasePermission bp = mSettings.mPermissions.get(permission); 1802 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1803 continue; 1804 } 1805 for (int userId : allUserIds) { 1806 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1807 permission, userId)) { 1808 grantRuntimePermission(pkg.packageName, permission, userId); 1809 } 1810 } 1811 } 1812 } 1813 1814 private StorageEventListener mStorageListener = new StorageEventListener() { 1815 @Override 1816 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1817 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1818 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1819 final String volumeUuid = vol.getFsUuid(); 1820 1821 // Clean up any users or apps that were removed or recreated 1822 // while this volume was missing 1823 reconcileUsers(volumeUuid); 1824 reconcileApps(volumeUuid); 1825 1826 // Clean up any install sessions that expired or were 1827 // cancelled while this volume was missing 1828 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1829 1830 loadPrivatePackages(vol); 1831 1832 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1833 unloadPrivatePackages(vol); 1834 } 1835 } 1836 1837 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1838 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1839 updateExternalMediaStatus(true, false); 1840 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1841 updateExternalMediaStatus(false, false); 1842 } 1843 } 1844 } 1845 1846 @Override 1847 public void onVolumeForgotten(String fsUuid) { 1848 if (TextUtils.isEmpty(fsUuid)) { 1849 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1850 return; 1851 } 1852 1853 // Remove any apps installed on the forgotten volume 1854 synchronized (mPackages) { 1855 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1856 for (PackageSetting ps : packages) { 1857 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1858 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1859 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1860 } 1861 1862 mSettings.onVolumeForgotten(fsUuid); 1863 mSettings.writeLPr(); 1864 } 1865 } 1866 }; 1867 1868 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1869 String[] grantedPermissions) { 1870 for (int userId : userIds) { 1871 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1872 } 1873 1874 // We could have touched GID membership, so flush out packages.list 1875 synchronized (mPackages) { 1876 mSettings.writePackageListLPr(); 1877 } 1878 } 1879 1880 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1881 String[] grantedPermissions) { 1882 SettingBase sb = (SettingBase) pkg.mExtras; 1883 if (sb == null) { 1884 return; 1885 } 1886 1887 PermissionsState permissionsState = sb.getPermissionsState(); 1888 1889 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1890 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1891 1892 synchronized (mPackages) { 1893 for (String permission : pkg.requestedPermissions) { 1894 BasePermission bp = mSettings.mPermissions.get(permission); 1895 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1896 && (grantedPermissions == null 1897 || ArrayUtils.contains(grantedPermissions, permission))) { 1898 final int flags = permissionsState.getPermissionFlags(permission, userId); 1899 // Installer cannot change immutable permissions. 1900 if ((flags & immutableFlags) == 0) { 1901 grantRuntimePermission(pkg.packageName, permission, userId); 1902 } 1903 } 1904 } 1905 } 1906 } 1907 1908 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1909 Bundle extras = null; 1910 switch (res.returnCode) { 1911 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1912 extras = new Bundle(); 1913 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1914 res.origPermission); 1915 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1916 res.origPackage); 1917 break; 1918 } 1919 case PackageManager.INSTALL_SUCCEEDED: { 1920 extras = new Bundle(); 1921 extras.putBoolean(Intent.EXTRA_REPLACING, 1922 res.removedInfo != null && res.removedInfo.removedPackage != null); 1923 break; 1924 } 1925 } 1926 return extras; 1927 } 1928 1929 void scheduleWriteSettingsLocked() { 1930 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1931 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1932 } 1933 } 1934 1935 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 1936 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 1937 scheduleWritePackageRestrictionsLocked(userId); 1938 } 1939 1940 void scheduleWritePackageRestrictionsLocked(int userId) { 1941 final int[] userIds = (userId == UserHandle.USER_ALL) 1942 ? sUserManager.getUserIds() : new int[]{userId}; 1943 for (int nextUserId : userIds) { 1944 if (!sUserManager.exists(nextUserId)) return; 1945 mDirtyUsers.add(nextUserId); 1946 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1947 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1948 } 1949 } 1950 } 1951 1952 public static PackageManagerService main(Context context, Installer installer, 1953 boolean factoryTest, boolean onlyCore) { 1954 PackageManagerService m = new PackageManagerService(context, installer, 1955 factoryTest, onlyCore); 1956 m.enableSystemUserPackages(); 1957 ServiceManager.addService("package", m); 1958 return m; 1959 } 1960 1961 private void enableSystemUserPackages() { 1962 if (!UserManager.isSplitSystemUser()) { 1963 return; 1964 } 1965 // For system user, enable apps based on the following conditions: 1966 // - app is whitelisted or belong to one of these groups: 1967 // -- system app which has no launcher icons 1968 // -- system app which has INTERACT_ACROSS_USERS permission 1969 // -- system IME app 1970 // - app is not in the blacklist 1971 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1972 Set<String> enableApps = new ArraySet<>(); 1973 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1974 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1975 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1976 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1977 enableApps.addAll(wlApps); 1978 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1979 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1980 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1981 enableApps.removeAll(blApps); 1982 Log.i(TAG, "Applications installed for system user: " + enableApps); 1983 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1984 UserHandle.SYSTEM); 1985 final int allAppsSize = allAps.size(); 1986 synchronized (mPackages) { 1987 for (int i = 0; i < allAppsSize; i++) { 1988 String pName = allAps.get(i); 1989 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1990 // Should not happen, but we shouldn't be failing if it does 1991 if (pkgSetting == null) { 1992 continue; 1993 } 1994 boolean install = enableApps.contains(pName); 1995 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1996 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1997 + " for system user"); 1998 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1999 } 2000 } 2001 } 2002 } 2003 2004 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2005 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2006 Context.DISPLAY_SERVICE); 2007 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2008 } 2009 2010 public PackageManagerService(Context context, Installer installer, 2011 boolean factoryTest, boolean onlyCore) { 2012 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2013 SystemClock.uptimeMillis()); 2014 2015 if (mSdkVersion <= 0) { 2016 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2017 } 2018 2019 mContext = context; 2020 mFactoryTest = factoryTest; 2021 mOnlyCore = onlyCore; 2022 mMetrics = new DisplayMetrics(); 2023 mSettings = new Settings(mPackages); 2024 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2025 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2026 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2027 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2028 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2029 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2030 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2031 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2032 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2033 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2034 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2035 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2036 2037 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2038 if (separateProcesses != null && separateProcesses.length() > 0) { 2039 if ("*".equals(separateProcesses)) { 2040 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2041 mSeparateProcesses = null; 2042 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2043 } else { 2044 mDefParseFlags = 0; 2045 mSeparateProcesses = separateProcesses.split(","); 2046 Slog.w(TAG, "Running with debug.separate_processes: " 2047 + separateProcesses); 2048 } 2049 } else { 2050 mDefParseFlags = 0; 2051 mSeparateProcesses = null; 2052 } 2053 2054 mInstaller = installer; 2055 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2056 "*dexopt*"); 2057 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2058 2059 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2060 FgThread.get().getLooper()); 2061 2062 getDefaultDisplayMetrics(context, mMetrics); 2063 2064 SystemConfig systemConfig = SystemConfig.getInstance(); 2065 mGlobalGids = systemConfig.getGlobalGids(); 2066 mSystemPermissions = systemConfig.getSystemPermissions(); 2067 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2068 2069 synchronized (mInstallLock) { 2070 // writer 2071 synchronized (mPackages) { 2072 mHandlerThread = new ServiceThread(TAG, 2073 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2074 mHandlerThread.start(); 2075 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2076 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2077 2078 File dataDir = Environment.getDataDirectory(); 2079 mAppInstallDir = new File(dataDir, "app"); 2080 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2081 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2082 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2083 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2084 2085 sUserManager = new UserManagerService(context, this, mPackages); 2086 2087 // Propagate permission configuration in to package manager. 2088 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2089 = systemConfig.getPermissions(); 2090 for (int i=0; i<permConfig.size(); i++) { 2091 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2092 BasePermission bp = mSettings.mPermissions.get(perm.name); 2093 if (bp == null) { 2094 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2095 mSettings.mPermissions.put(perm.name, bp); 2096 } 2097 if (perm.gids != null) { 2098 bp.setGids(perm.gids, perm.perUser); 2099 } 2100 } 2101 2102 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2103 for (int i=0; i<libConfig.size(); i++) { 2104 mSharedLibraries.put(libConfig.keyAt(i), 2105 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2106 } 2107 2108 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2109 2110 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2111 2112 String customResolverActivity = Resources.getSystem().getString( 2113 R.string.config_customResolverActivity); 2114 if (TextUtils.isEmpty(customResolverActivity)) { 2115 customResolverActivity = null; 2116 } else { 2117 mCustomResolverComponentName = ComponentName.unflattenFromString( 2118 customResolverActivity); 2119 } 2120 2121 long startTime = SystemClock.uptimeMillis(); 2122 2123 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2124 startTime); 2125 2126 // Set flag to monitor and not change apk file paths when 2127 // scanning install directories. 2128 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2129 2130 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2131 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2132 2133 if (bootClassPath == null) { 2134 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2135 } 2136 2137 if (systemServerClassPath == null) { 2138 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2139 } 2140 2141 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2142 final String[] dexCodeInstructionSets = 2143 getDexCodeInstructionSets( 2144 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2145 2146 /** 2147 * Ensure all external libraries have had dexopt run on them. 2148 */ 2149 if (mSharedLibraries.size() > 0) { 2150 // NOTE: For now, we're compiling these system "shared libraries" 2151 // (and framework jars) into all available architectures. It's possible 2152 // to compile them only when we come across an app that uses them (there's 2153 // already logic for that in scanPackageLI) but that adds some complexity. 2154 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2155 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2156 final String lib = libEntry.path; 2157 if (lib == null) { 2158 continue; 2159 } 2160 2161 try { 2162 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2163 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2164 // Shared libraries do not have profiles so we perform a full 2165 // AOT compilation. 2166 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2167 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/, 2168 StorageManager.UUID_PRIVATE_INTERNAL, 2169 false /*useProfiles*/); 2170 } 2171 } catch (FileNotFoundException e) { 2172 Slog.w(TAG, "Library not found: " + lib); 2173 } catch (IOException | InstallerException e) { 2174 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2175 + e.getMessage()); 2176 } 2177 } 2178 } 2179 } 2180 2181 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2182 2183 final VersionInfo ver = mSettings.getInternalVersion(); 2184 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2185 // when upgrading from pre-M, promote system app permissions from install to runtime 2186 mPromoteSystemApps = 2187 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2188 2189 // save off the names of pre-existing system packages prior to scanning; we don't 2190 // want to automatically grant runtime permissions for new system apps 2191 if (mPromoteSystemApps) { 2192 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2193 while (pkgSettingIter.hasNext()) { 2194 PackageSetting ps = pkgSettingIter.next(); 2195 if (isSystemApp(ps)) { 2196 mExistingSystemPackages.add(ps.name); 2197 } 2198 } 2199 } 2200 2201 // Collect vendor overlay packages. 2202 // (Do this before scanning any apps.) 2203 // For security and version matching reason, only consider 2204 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2205 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2206 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2207 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2208 2209 // Find base frameworks (resource packages without code). 2210 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2211 | PackageParser.PARSE_IS_SYSTEM_DIR 2212 | PackageParser.PARSE_IS_PRIVILEGED, 2213 scanFlags | SCAN_NO_DEX, 0); 2214 2215 // Collected privileged system packages. 2216 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2217 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2218 | PackageParser.PARSE_IS_SYSTEM_DIR 2219 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2220 2221 // Collect ordinary system packages. 2222 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2223 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2224 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2225 2226 // Collect all vendor packages. 2227 File vendorAppDir = new File("/vendor/app"); 2228 try { 2229 vendorAppDir = vendorAppDir.getCanonicalFile(); 2230 } catch (IOException e) { 2231 // failed to look up canonical path, continue with original one 2232 } 2233 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2234 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2235 2236 // Collect all OEM packages. 2237 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2238 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2239 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2240 2241 // Prune any system packages that no longer exist. 2242 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2243 if (!mOnlyCore) { 2244 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2245 while (psit.hasNext()) { 2246 PackageSetting ps = psit.next(); 2247 2248 /* 2249 * If this is not a system app, it can't be a 2250 * disable system app. 2251 */ 2252 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2253 continue; 2254 } 2255 2256 /* 2257 * If the package is scanned, it's not erased. 2258 */ 2259 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2260 if (scannedPkg != null) { 2261 /* 2262 * If the system app is both scanned and in the 2263 * disabled packages list, then it must have been 2264 * added via OTA. Remove it from the currently 2265 * scanned package so the previously user-installed 2266 * application can be scanned. 2267 */ 2268 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2269 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2270 + ps.name + "; removing system app. Last known codePath=" 2271 + ps.codePathString + ", installStatus=" + ps.installStatus 2272 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2273 + scannedPkg.mVersionCode); 2274 removePackageLI(scannedPkg, true); 2275 mExpectingBetter.put(ps.name, ps.codePath); 2276 } 2277 2278 continue; 2279 } 2280 2281 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2282 psit.remove(); 2283 logCriticalInfo(Log.WARN, "System package " + ps.name 2284 + " no longer exists; wiping its data"); 2285 removeDataDirsLI(null, ps.name); 2286 } else { 2287 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2288 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2289 possiblyDeletedUpdatedSystemApps.add(ps.name); 2290 } 2291 } 2292 } 2293 } 2294 2295 //look for any incomplete package installations 2296 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2297 //clean up list 2298 for(int i = 0; i < deletePkgsList.size(); i++) { 2299 //clean up here 2300 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2301 } 2302 //delete tmp files 2303 deleteTempPackageFiles(); 2304 2305 // Remove any shared userIDs that have no associated packages 2306 mSettings.pruneSharedUsersLPw(); 2307 2308 if (!mOnlyCore) { 2309 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2310 SystemClock.uptimeMillis()); 2311 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2312 2313 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2314 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2315 2316 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2317 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2318 2319 /** 2320 * Remove disable package settings for any updated system 2321 * apps that were removed via an OTA. If they're not a 2322 * previously-updated app, remove them completely. 2323 * Otherwise, just revoke their system-level permissions. 2324 */ 2325 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2326 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2327 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2328 2329 String msg; 2330 if (deletedPkg == null) { 2331 msg = "Updated system package " + deletedAppName 2332 + " no longer exists; wiping its data"; 2333 removeDataDirsLI(null, deletedAppName); 2334 } else { 2335 msg = "Updated system app + " + deletedAppName 2336 + " no longer present; removing system privileges for " 2337 + deletedAppName; 2338 2339 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2340 2341 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2342 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2343 } 2344 logCriticalInfo(Log.WARN, msg); 2345 } 2346 2347 /** 2348 * Make sure all system apps that we expected to appear on 2349 * the userdata partition actually showed up. If they never 2350 * appeared, crawl back and revive the system version. 2351 */ 2352 for (int i = 0; i < mExpectingBetter.size(); i++) { 2353 final String packageName = mExpectingBetter.keyAt(i); 2354 if (!mPackages.containsKey(packageName)) { 2355 final File scanFile = mExpectingBetter.valueAt(i); 2356 2357 logCriticalInfo(Log.WARN, "Expected better " + packageName 2358 + " but never showed up; reverting to system"); 2359 2360 final int reparseFlags; 2361 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2362 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2363 | PackageParser.PARSE_IS_SYSTEM_DIR 2364 | PackageParser.PARSE_IS_PRIVILEGED; 2365 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2366 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2367 | PackageParser.PARSE_IS_SYSTEM_DIR; 2368 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2369 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2370 | PackageParser.PARSE_IS_SYSTEM_DIR; 2371 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2372 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2373 | PackageParser.PARSE_IS_SYSTEM_DIR; 2374 } else { 2375 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2376 continue; 2377 } 2378 2379 mSettings.enableSystemPackageLPw(packageName); 2380 2381 try { 2382 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2383 } catch (PackageManagerException e) { 2384 Slog.e(TAG, "Failed to parse original system package: " 2385 + e.getMessage()); 2386 } 2387 } 2388 } 2389 } 2390 mExpectingBetter.clear(); 2391 2392 // Now that we know all of the shared libraries, update all clients to have 2393 // the correct library paths. 2394 updateAllSharedLibrariesLPw(); 2395 2396 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2397 // NOTE: We ignore potential failures here during a system scan (like 2398 // the rest of the commands above) because there's precious little we 2399 // can do about it. A settings error is reported, though. 2400 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2401 false /* boot complete */); 2402 } 2403 2404 // Now that we know all the packages we are keeping, 2405 // read and update their last usage times. 2406 mPackageUsage.readLP(); 2407 2408 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2409 SystemClock.uptimeMillis()); 2410 Slog.i(TAG, "Time to scan packages: " 2411 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2412 + " seconds"); 2413 2414 // If the platform SDK has changed since the last time we booted, 2415 // we need to re-grant app permission to catch any new ones that 2416 // appear. This is really a hack, and means that apps can in some 2417 // cases get permissions that the user didn't initially explicitly 2418 // allow... it would be nice to have some better way to handle 2419 // this situation. 2420 int updateFlags = UPDATE_PERMISSIONS_ALL; 2421 if (ver.sdkVersion != mSdkVersion) { 2422 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2423 + mSdkVersion + "; regranting permissions for internal storage"); 2424 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2425 } 2426 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2427 ver.sdkVersion = mSdkVersion; 2428 2429 // If this is the first boot or an update from pre-M, and it is a normal 2430 // boot, then we need to initialize the default preferred apps across 2431 // all defined users. 2432 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2433 for (UserInfo user : sUserManager.getUsers(true)) { 2434 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2435 applyFactoryDefaultBrowserLPw(user.id); 2436 primeDomainVerificationsLPw(user.id); 2437 } 2438 } 2439 2440 // Prepare storage for system user really early during boot, 2441 // since core system apps like SettingsProvider and SystemUI 2442 // can't wait for user to start 2443 final int storageFlags; 2444 if (StorageManager.isFileBasedEncryptionEnabled()) { 2445 storageFlags = StorageManager.FLAG_STORAGE_DE; 2446 } else { 2447 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2448 } 2449 reconcileAppsData(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2450 storageFlags); 2451 2452 if (!StorageManager.isFileBasedEncryptionEnabled() 2453 && PackageManager.APPLY_FORCE_DEVICE_ENCRYPTED) { 2454 // When upgrading a non-FBE device, we might need to shuffle 2455 // around the default storage location of system apps 2456 final List<UserInfo> users = sUserManager.getUsers(true); 2457 for (PackageSetting ps : mSettings.mPackages.values()) { 2458 if (ps.pkg == null || !ps.isSystem()) continue; 2459 final int storageTarget = ps.pkg.applicationInfo.isForceDeviceEncrypted() 2460 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 2461 for (UserInfo user : users) { 2462 if (ps.getInstalled(user.id)) { 2463 try { 2464 mInstaller.migrateAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2465 ps.name, user.id, storageTarget); 2466 } catch (InstallerException e) { 2467 logCriticalInfo(Log.WARN, 2468 "Failed to migrate " + ps.name + ": " + e.getMessage()); 2469 } 2470 // We may have just shuffled around app data 2471 // directories, so prepare it one more time 2472 prepareAppData(StorageManager.UUID_PRIVATE_INTERNAL, user.id, 2473 storageFlags, ps.pkg, false); 2474 } 2475 } 2476 } 2477 } 2478 2479 // If this is first boot after an OTA, and a normal boot, then 2480 // we need to clear code cache directories. 2481 if (mIsUpgrade && !onlyCore) { 2482 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2483 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2484 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2485 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2486 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2487 } 2488 } 2489 ver.fingerprint = Build.FINGERPRINT; 2490 } 2491 2492 checkDefaultBrowser(); 2493 2494 // clear only after permissions and other defaults have been updated 2495 mExistingSystemPackages.clear(); 2496 mPromoteSystemApps = false; 2497 2498 // All the changes are done during package scanning. 2499 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2500 2501 // can downgrade to reader 2502 mSettings.writeLPr(); 2503 2504 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2505 SystemClock.uptimeMillis()); 2506 2507 if (!mOnlyCore) { 2508 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2509 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2510 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2511 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2512 mIntentFilterVerifierComponent); 2513 } else { 2514 mRequiredVerifierPackage = null; 2515 mRequiredInstallerPackage = null; 2516 mIntentFilterVerifierComponent = null; 2517 mIntentFilterVerifier = null; 2518 } 2519 2520 mInstallerService = new PackageInstallerService(context, this); 2521 2522 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2523 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2524 // both the installer and resolver must be present to enable ephemeral 2525 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2526 if (DEBUG_EPHEMERAL) { 2527 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2528 + " installer:" + ephemeralInstallerComponent); 2529 } 2530 mEphemeralResolverComponent = ephemeralResolverComponent; 2531 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2532 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2533 mEphemeralResolverConnection = 2534 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2535 } else { 2536 if (DEBUG_EPHEMERAL) { 2537 final String missingComponent = 2538 (ephemeralResolverComponent == null) 2539 ? (ephemeralInstallerComponent == null) 2540 ? "resolver and installer" 2541 : "resolver" 2542 : "installer"; 2543 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2544 } 2545 mEphemeralResolverComponent = null; 2546 mEphemeralInstallerComponent = null; 2547 mEphemeralResolverConnection = null; 2548 } 2549 2550 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2551 } // synchronized (mPackages) 2552 } // synchronized (mInstallLock) 2553 2554 // Now after opening every single application zip, make sure they 2555 // are all flushed. Not really needed, but keeps things nice and 2556 // tidy. 2557 Runtime.getRuntime().gc(); 2558 2559 // The initial scanning above does many calls into installd while 2560 // holding the mPackages lock, but we're mostly interested in yelling 2561 // once we have a booted system. 2562 mInstaller.setWarnIfHeld(mPackages); 2563 2564 // Expose private service for system components to use. 2565 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2566 } 2567 2568 @Override 2569 public boolean isFirstBoot() { 2570 return !mRestoredSettings; 2571 } 2572 2573 @Override 2574 public boolean isOnlyCoreApps() { 2575 return mOnlyCore; 2576 } 2577 2578 @Override 2579 public boolean isUpgrade() { 2580 return mIsUpgrade; 2581 } 2582 2583 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2584 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2585 2586 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2587 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2588 if (matches.size() == 1) { 2589 return matches.get(0).getComponentInfo().packageName; 2590 } else { 2591 Log.e(TAG, "There should probably be exactly one verifier; found " + matches); 2592 return null; 2593 } 2594 } 2595 2596 private @NonNull String getRequiredInstallerLPr() { 2597 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2598 intent.addCategory(Intent.CATEGORY_DEFAULT); 2599 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2600 2601 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2602 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2603 if (matches.size() == 1) { 2604 return matches.get(0).getComponentInfo().packageName; 2605 } else { 2606 throw new RuntimeException("There must be exactly one installer; found " + matches); 2607 } 2608 } 2609 2610 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2611 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2612 2613 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2614 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2615 ResolveInfo best = null; 2616 final int N = matches.size(); 2617 for (int i = 0; i < N; i++) { 2618 final ResolveInfo cur = matches.get(i); 2619 final String packageName = cur.getComponentInfo().packageName; 2620 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2621 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2622 continue; 2623 } 2624 2625 if (best == null || cur.priority > best.priority) { 2626 best = cur; 2627 } 2628 } 2629 2630 if (best != null) { 2631 return best.getComponentInfo().getComponentName(); 2632 } else { 2633 throw new RuntimeException("There must be at least one intent filter verifier"); 2634 } 2635 } 2636 2637 private @Nullable ComponentName getEphemeralResolverLPr() { 2638 final String[] packageArray = 2639 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2640 if (packageArray.length == 0) { 2641 if (DEBUG_EPHEMERAL) { 2642 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2643 } 2644 return null; 2645 } 2646 2647 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2648 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, null, 2649 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2650 2651 final int N = resolvers.size(); 2652 if (N == 0) { 2653 if (DEBUG_EPHEMERAL) { 2654 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2655 } 2656 return null; 2657 } 2658 2659 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2660 for (int i = 0; i < N; i++) { 2661 final ResolveInfo info = resolvers.get(i); 2662 2663 if (info.serviceInfo == null) { 2664 continue; 2665 } 2666 2667 final String packageName = info.serviceInfo.packageName; 2668 if (!possiblePackages.contains(packageName)) { 2669 if (DEBUG_EPHEMERAL) { 2670 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2671 + " pkg: " + packageName + ", info:" + info); 2672 } 2673 continue; 2674 } 2675 2676 if (DEBUG_EPHEMERAL) { 2677 Slog.v(TAG, "Ephemeral resolver found;" 2678 + " pkg: " + packageName + ", info:" + info); 2679 } 2680 return new ComponentName(packageName, info.serviceInfo.name); 2681 } 2682 if (DEBUG_EPHEMERAL) { 2683 Slog.v(TAG, "Ephemeral resolver NOT found"); 2684 } 2685 return null; 2686 } 2687 2688 private @Nullable ComponentName getEphemeralInstallerLPr() { 2689 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2690 intent.addCategory(Intent.CATEGORY_DEFAULT); 2691 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2692 2693 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2694 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2695 if (matches.size() == 0) { 2696 return null; 2697 } else if (matches.size() == 1) { 2698 return matches.get(0).getComponentInfo().getComponentName(); 2699 } else { 2700 throw new RuntimeException( 2701 "There must be at most one ephemeral installer; found " + matches); 2702 } 2703 } 2704 2705 private void primeDomainVerificationsLPw(int userId) { 2706 if (DEBUG_DOMAIN_VERIFICATION) { 2707 Slog.d(TAG, "Priming domain verifications in user " + userId); 2708 } 2709 2710 SystemConfig systemConfig = SystemConfig.getInstance(); 2711 ArraySet<String> packages = systemConfig.getLinkedApps(); 2712 ArraySet<String> domains = new ArraySet<String>(); 2713 2714 for (String packageName : packages) { 2715 PackageParser.Package pkg = mPackages.get(packageName); 2716 if (pkg != null) { 2717 if (!pkg.isSystemApp()) { 2718 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2719 continue; 2720 } 2721 2722 domains.clear(); 2723 for (PackageParser.Activity a : pkg.activities) { 2724 for (ActivityIntentInfo filter : a.intents) { 2725 if (hasValidDomains(filter)) { 2726 domains.addAll(filter.getHostsList()); 2727 } 2728 } 2729 } 2730 2731 if (domains.size() > 0) { 2732 if (DEBUG_DOMAIN_VERIFICATION) { 2733 Slog.v(TAG, " + " + packageName); 2734 } 2735 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2736 // state w.r.t. the formal app-linkage "no verification attempted" state; 2737 // and then 'always' in the per-user state actually used for intent resolution. 2738 final IntentFilterVerificationInfo ivi; 2739 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2740 new ArrayList<String>(domains)); 2741 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2742 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2743 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2744 } else { 2745 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2746 + "' does not handle web links"); 2747 } 2748 } else { 2749 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2750 } 2751 } 2752 2753 scheduleWritePackageRestrictionsLocked(userId); 2754 scheduleWriteSettingsLocked(); 2755 } 2756 2757 private void applyFactoryDefaultBrowserLPw(int userId) { 2758 // The default browser app's package name is stored in a string resource, 2759 // with a product-specific overlay used for vendor customization. 2760 String browserPkg = mContext.getResources().getString( 2761 com.android.internal.R.string.default_browser); 2762 if (!TextUtils.isEmpty(browserPkg)) { 2763 // non-empty string => required to be a known package 2764 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2765 if (ps == null) { 2766 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2767 browserPkg = null; 2768 } else { 2769 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2770 } 2771 } 2772 2773 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2774 // default. If there's more than one, just leave everything alone. 2775 if (browserPkg == null) { 2776 calculateDefaultBrowserLPw(userId); 2777 } 2778 } 2779 2780 private void calculateDefaultBrowserLPw(int userId) { 2781 List<String> allBrowsers = resolveAllBrowserApps(userId); 2782 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2783 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2784 } 2785 2786 private List<String> resolveAllBrowserApps(int userId) { 2787 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2788 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2789 PackageManager.MATCH_ALL, userId); 2790 2791 final int count = list.size(); 2792 List<String> result = new ArrayList<String>(count); 2793 for (int i=0; i<count; i++) { 2794 ResolveInfo info = list.get(i); 2795 if (info.activityInfo == null 2796 || !info.handleAllWebDataURI 2797 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2798 || result.contains(info.activityInfo.packageName)) { 2799 continue; 2800 } 2801 result.add(info.activityInfo.packageName); 2802 } 2803 2804 return result; 2805 } 2806 2807 private boolean packageIsBrowser(String packageName, int userId) { 2808 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2809 PackageManager.MATCH_ALL, userId); 2810 final int N = list.size(); 2811 for (int i = 0; i < N; i++) { 2812 ResolveInfo info = list.get(i); 2813 if (packageName.equals(info.activityInfo.packageName)) { 2814 return true; 2815 } 2816 } 2817 return false; 2818 } 2819 2820 private void checkDefaultBrowser() { 2821 final int myUserId = UserHandle.myUserId(); 2822 final String packageName = getDefaultBrowserPackageName(myUserId); 2823 if (packageName != null) { 2824 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2825 if (info == null) { 2826 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2827 synchronized (mPackages) { 2828 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2829 } 2830 } 2831 } 2832 } 2833 2834 @Override 2835 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2836 throws RemoteException { 2837 try { 2838 return super.onTransact(code, data, reply, flags); 2839 } catch (RuntimeException e) { 2840 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2841 Slog.wtf(TAG, "Package Manager Crash", e); 2842 } 2843 throw e; 2844 } 2845 } 2846 2847 void cleanupInstallFailedPackage(PackageSetting ps) { 2848 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2849 2850 removeDataDirsLI(ps.volumeUuid, ps.name); 2851 if (ps.codePath != null) { 2852 removeCodePathLI(ps.codePath); 2853 } 2854 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2855 if (ps.resourcePath.isDirectory()) { 2856 FileUtils.deleteContents(ps.resourcePath); 2857 } 2858 ps.resourcePath.delete(); 2859 } 2860 mSettings.removePackageLPw(ps.name); 2861 } 2862 2863 static int[] appendInts(int[] cur, int[] add) { 2864 if (add == null) return cur; 2865 if (cur == null) return add; 2866 final int N = add.length; 2867 for (int i=0; i<N; i++) { 2868 cur = appendInt(cur, add[i]); 2869 } 2870 return cur; 2871 } 2872 2873 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2874 if (!sUserManager.exists(userId)) return null; 2875 final PackageSetting ps = (PackageSetting) p.mExtras; 2876 if (ps == null) { 2877 return null; 2878 } 2879 2880 final PermissionsState permissionsState = ps.getPermissionsState(); 2881 2882 final int[] gids = permissionsState.computeGids(userId); 2883 final Set<String> permissions = permissionsState.getPermissions(userId); 2884 final PackageUserState state = ps.readUserState(userId); 2885 2886 return PackageParser.generatePackageInfo(p, gids, flags, 2887 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2888 } 2889 2890 @Override 2891 public void checkPackageStartable(String packageName, int userId) { 2892 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2893 2894 synchronized (mPackages) { 2895 final PackageSetting ps = mSettings.mPackages.get(packageName); 2896 if (ps == null) { 2897 throw new SecurityException("Package " + packageName + " was not found!"); 2898 } 2899 2900 if (mSafeMode && !ps.isSystem()) { 2901 throw new SecurityException("Package " + packageName + " not a system app!"); 2902 } 2903 2904 if (ps.frozen) { 2905 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2906 } 2907 2908 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2909 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2910 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2911 } 2912 } 2913 } 2914 2915 @Override 2916 public boolean isPackageAvailable(String packageName, int userId) { 2917 if (!sUserManager.exists(userId)) return false; 2918 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2919 synchronized (mPackages) { 2920 PackageParser.Package p = mPackages.get(packageName); 2921 if (p != null) { 2922 final PackageSetting ps = (PackageSetting) p.mExtras; 2923 if (ps != null) { 2924 final PackageUserState state = ps.readUserState(userId); 2925 if (state != null) { 2926 return PackageParser.isAvailable(state); 2927 } 2928 } 2929 } 2930 } 2931 return false; 2932 } 2933 2934 @Override 2935 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2936 if (!sUserManager.exists(userId)) return null; 2937 flags = updateFlagsForPackage(flags, userId, packageName); 2938 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2939 // reader 2940 synchronized (mPackages) { 2941 PackageParser.Package p = mPackages.get(packageName); 2942 if (DEBUG_PACKAGE_INFO) 2943 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2944 if (p != null) { 2945 return generatePackageInfo(p, flags, userId); 2946 } 2947 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2948 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2949 } 2950 } 2951 return null; 2952 } 2953 2954 @Override 2955 public String[] currentToCanonicalPackageNames(String[] names) { 2956 String[] out = new String[names.length]; 2957 // reader 2958 synchronized (mPackages) { 2959 for (int i=names.length-1; i>=0; i--) { 2960 PackageSetting ps = mSettings.mPackages.get(names[i]); 2961 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2962 } 2963 } 2964 return out; 2965 } 2966 2967 @Override 2968 public String[] canonicalToCurrentPackageNames(String[] names) { 2969 String[] out = new String[names.length]; 2970 // reader 2971 synchronized (mPackages) { 2972 for (int i=names.length-1; i>=0; i--) { 2973 String cur = mSettings.mRenamedPackages.get(names[i]); 2974 out[i] = cur != null ? cur : names[i]; 2975 } 2976 } 2977 return out; 2978 } 2979 2980 @Override 2981 public int getPackageUid(String packageName, int flags, int userId) { 2982 if (!sUserManager.exists(userId)) return -1; 2983 flags = updateFlagsForPackage(flags, userId, packageName); 2984 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2985 2986 // reader 2987 synchronized (mPackages) { 2988 final PackageParser.Package p = mPackages.get(packageName); 2989 if (p != null && p.isMatch(flags)) { 2990 return UserHandle.getUid(userId, p.applicationInfo.uid); 2991 } 2992 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2993 final PackageSetting ps = mSettings.mPackages.get(packageName); 2994 if (ps != null && ps.isMatch(flags)) { 2995 return UserHandle.getUid(userId, ps.appId); 2996 } 2997 } 2998 } 2999 3000 return -1; 3001 } 3002 3003 @Override 3004 public int[] getPackageGids(String packageName, int flags, int userId) { 3005 if (!sUserManager.exists(userId)) return null; 3006 flags = updateFlagsForPackage(flags, userId, packageName); 3007 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3008 "getPackageGids"); 3009 3010 // reader 3011 synchronized (mPackages) { 3012 final PackageParser.Package p = mPackages.get(packageName); 3013 if (p != null && p.isMatch(flags)) { 3014 PackageSetting ps = (PackageSetting) p.mExtras; 3015 return ps.getPermissionsState().computeGids(userId); 3016 } 3017 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3018 final PackageSetting ps = mSettings.mPackages.get(packageName); 3019 if (ps != null && ps.isMatch(flags)) { 3020 return ps.getPermissionsState().computeGids(userId); 3021 } 3022 } 3023 } 3024 3025 return null; 3026 } 3027 3028 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3029 if (bp.perm != null) { 3030 return PackageParser.generatePermissionInfo(bp.perm, flags); 3031 } 3032 PermissionInfo pi = new PermissionInfo(); 3033 pi.name = bp.name; 3034 pi.packageName = bp.sourcePackage; 3035 pi.nonLocalizedLabel = bp.name; 3036 pi.protectionLevel = bp.protectionLevel; 3037 return pi; 3038 } 3039 3040 @Override 3041 public PermissionInfo getPermissionInfo(String name, int flags) { 3042 // reader 3043 synchronized (mPackages) { 3044 final BasePermission p = mSettings.mPermissions.get(name); 3045 if (p != null) { 3046 return generatePermissionInfo(p, flags); 3047 } 3048 return null; 3049 } 3050 } 3051 3052 @Override 3053 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 3054 // reader 3055 synchronized (mPackages) { 3056 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3057 for (BasePermission p : mSettings.mPermissions.values()) { 3058 if (group == null) { 3059 if (p.perm == null || p.perm.info.group == null) { 3060 out.add(generatePermissionInfo(p, flags)); 3061 } 3062 } else { 3063 if (p.perm != null && group.equals(p.perm.info.group)) { 3064 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3065 } 3066 } 3067 } 3068 3069 if (out.size() > 0) { 3070 return out; 3071 } 3072 return mPermissionGroups.containsKey(group) ? out : null; 3073 } 3074 } 3075 3076 @Override 3077 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3078 // reader 3079 synchronized (mPackages) { 3080 return PackageParser.generatePermissionGroupInfo( 3081 mPermissionGroups.get(name), flags); 3082 } 3083 } 3084 3085 @Override 3086 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3087 // reader 3088 synchronized (mPackages) { 3089 final int N = mPermissionGroups.size(); 3090 ArrayList<PermissionGroupInfo> out 3091 = new ArrayList<PermissionGroupInfo>(N); 3092 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3093 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3094 } 3095 return out; 3096 } 3097 } 3098 3099 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3100 int userId) { 3101 if (!sUserManager.exists(userId)) return null; 3102 PackageSetting ps = mSettings.mPackages.get(packageName); 3103 if (ps != null) { 3104 if (ps.pkg == null) { 3105 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3106 flags, userId); 3107 if (pInfo != null) { 3108 return pInfo.applicationInfo; 3109 } 3110 return null; 3111 } 3112 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3113 ps.readUserState(userId), userId); 3114 } 3115 return null; 3116 } 3117 3118 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3119 int userId) { 3120 if (!sUserManager.exists(userId)) return null; 3121 PackageSetting ps = mSettings.mPackages.get(packageName); 3122 if (ps != null) { 3123 PackageParser.Package pkg = ps.pkg; 3124 if (pkg == null) { 3125 if ((flags & MATCH_UNINSTALLED_PACKAGES) == 0) { 3126 return null; 3127 } 3128 // Only data remains, so we aren't worried about code paths 3129 pkg = new PackageParser.Package(packageName); 3130 pkg.applicationInfo.packageName = packageName; 3131 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3132 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3133 pkg.applicationInfo.uid = ps.appId; 3134 pkg.applicationInfo.initForUser(userId); 3135 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3136 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3137 } 3138 return generatePackageInfo(pkg, flags, userId); 3139 } 3140 return null; 3141 } 3142 3143 @Override 3144 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3145 if (!sUserManager.exists(userId)) return null; 3146 flags = updateFlagsForApplication(flags, userId, packageName); 3147 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3148 // writer 3149 synchronized (mPackages) { 3150 PackageParser.Package p = mPackages.get(packageName); 3151 if (DEBUG_PACKAGE_INFO) Log.v( 3152 TAG, "getApplicationInfo " + packageName 3153 + ": " + p); 3154 if (p != null) { 3155 PackageSetting ps = mSettings.mPackages.get(packageName); 3156 if (ps == null) return null; 3157 // Note: isEnabledLP() does not apply here - always return info 3158 return PackageParser.generateApplicationInfo( 3159 p, flags, ps.readUserState(userId), userId); 3160 } 3161 if ("android".equals(packageName)||"system".equals(packageName)) { 3162 return mAndroidApplication; 3163 } 3164 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3165 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3166 } 3167 } 3168 return null; 3169 } 3170 3171 @Override 3172 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3173 final IPackageDataObserver observer) { 3174 mContext.enforceCallingOrSelfPermission( 3175 android.Manifest.permission.CLEAR_APP_CACHE, null); 3176 // Queue up an async operation since clearing cache may take a little while. 3177 mHandler.post(new Runnable() { 3178 public void run() { 3179 mHandler.removeCallbacks(this); 3180 boolean success = true; 3181 synchronized (mInstallLock) { 3182 try { 3183 mInstaller.freeCache(volumeUuid, freeStorageSize); 3184 } catch (InstallerException e) { 3185 Slog.w(TAG, "Couldn't clear application caches: " + e); 3186 success = false; 3187 } 3188 } 3189 if (observer != null) { 3190 try { 3191 observer.onRemoveCompleted(null, success); 3192 } catch (RemoteException e) { 3193 Slog.w(TAG, "RemoveException when invoking call back"); 3194 } 3195 } 3196 } 3197 }); 3198 } 3199 3200 @Override 3201 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3202 final IntentSender pi) { 3203 mContext.enforceCallingOrSelfPermission( 3204 android.Manifest.permission.CLEAR_APP_CACHE, null); 3205 // Queue up an async operation since clearing cache may take a little while. 3206 mHandler.post(new Runnable() { 3207 public void run() { 3208 mHandler.removeCallbacks(this); 3209 boolean success = true; 3210 synchronized (mInstallLock) { 3211 try { 3212 mInstaller.freeCache(volumeUuid, freeStorageSize); 3213 } catch (InstallerException e) { 3214 Slog.w(TAG, "Couldn't clear application caches: " + e); 3215 success = false; 3216 } 3217 } 3218 if(pi != null) { 3219 try { 3220 // Callback via pending intent 3221 int code = success ? 1 : 0; 3222 pi.sendIntent(null, code, null, 3223 null, null); 3224 } catch (SendIntentException e1) { 3225 Slog.i(TAG, "Failed to send pending intent"); 3226 } 3227 } 3228 } 3229 }); 3230 } 3231 3232 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3233 synchronized (mInstallLock) { 3234 try { 3235 mInstaller.freeCache(volumeUuid, freeStorageSize); 3236 } catch (InstallerException e) { 3237 throw new IOException("Failed to free enough space", e); 3238 } 3239 } 3240 } 3241 3242 /** 3243 * Return if the user key is currently unlocked. 3244 */ 3245 private boolean isUserKeyUnlocked(int userId) { 3246 if (StorageManager.isFileBasedEncryptionEnabled()) { 3247 final IMountService mount = IMountService.Stub 3248 .asInterface(ServiceManager.getService("mount")); 3249 if (mount == null) { 3250 Slog.w(TAG, "Early during boot, assuming locked"); 3251 return false; 3252 } 3253 final long token = Binder.clearCallingIdentity(); 3254 try { 3255 return mount.isUserKeyUnlocked(userId); 3256 } catch (RemoteException e) { 3257 throw e.rethrowAsRuntimeException(); 3258 } finally { 3259 Binder.restoreCallingIdentity(token); 3260 } 3261 } else { 3262 return true; 3263 } 3264 } 3265 3266 /** 3267 * Update given flags based on encryption status of current user. 3268 */ 3269 private int updateFlags(int flags, int userId) { 3270 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3271 | PackageManager.MATCH_ENCRYPTION_AWARE)) != 0) { 3272 // Caller expressed an explicit opinion about what encryption 3273 // aware/unaware components they want to see, so fall through and 3274 // give them what they want 3275 } else { 3276 // Caller expressed no opinion, so match based on user state 3277 if (isUserKeyUnlocked(userId)) { 3278 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3279 } else { 3280 flags |= PackageManager.MATCH_ENCRYPTION_AWARE; 3281 } 3282 } 3283 return flags; 3284 } 3285 3286 /** 3287 * Update given flags when being used to request {@link PackageInfo}. 3288 */ 3289 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3290 boolean triaged = true; 3291 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3292 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3293 // Caller is asking for component details, so they'd better be 3294 // asking for specific encryption matching behavior, or be triaged 3295 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3296 | PackageManager.MATCH_ENCRYPTION_AWARE 3297 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3298 triaged = false; 3299 } 3300 } 3301 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3302 | PackageManager.MATCH_SYSTEM_ONLY 3303 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3304 triaged = false; 3305 } 3306 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3307 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3308 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3309 } 3310 return updateFlags(flags, userId); 3311 } 3312 3313 /** 3314 * Update given flags when being used to request {@link ApplicationInfo}. 3315 */ 3316 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3317 return updateFlagsForPackage(flags, userId, cookie); 3318 } 3319 3320 /** 3321 * Update given flags when being used to request {@link ComponentInfo}. 3322 */ 3323 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3324 if (cookie instanceof Intent) { 3325 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3326 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3327 } 3328 } 3329 3330 boolean triaged = true; 3331 // Caller is asking for component details, so they'd better be 3332 // asking for specific encryption matching behavior, or be triaged 3333 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3334 | PackageManager.MATCH_ENCRYPTION_AWARE 3335 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3336 triaged = false; 3337 } 3338 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3339 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3340 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3341 } 3342 3343 return updateFlags(flags, userId); 3344 } 3345 3346 /** 3347 * Update given flags when being used to request {@link ResolveInfo}. 3348 */ 3349 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3350 // Safe mode means we shouldn't match any third-party components 3351 if (mSafeMode) { 3352 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3353 } 3354 3355 return updateFlagsForComponent(flags, userId, cookie); 3356 } 3357 3358 @Override 3359 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3360 if (!sUserManager.exists(userId)) return null; 3361 flags = updateFlagsForComponent(flags, userId, component); 3362 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3363 synchronized (mPackages) { 3364 PackageParser.Activity a = mActivities.mActivities.get(component); 3365 3366 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3367 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3368 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3369 if (ps == null) return null; 3370 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3371 userId); 3372 } 3373 if (mResolveComponentName.equals(component)) { 3374 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3375 new PackageUserState(), userId); 3376 } 3377 } 3378 return null; 3379 } 3380 3381 @Override 3382 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3383 String resolvedType) { 3384 synchronized (mPackages) { 3385 if (component.equals(mResolveComponentName)) { 3386 // The resolver supports EVERYTHING! 3387 return true; 3388 } 3389 PackageParser.Activity a = mActivities.mActivities.get(component); 3390 if (a == null) { 3391 return false; 3392 } 3393 for (int i=0; i<a.intents.size(); i++) { 3394 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3395 intent.getData(), intent.getCategories(), TAG) >= 0) { 3396 return true; 3397 } 3398 } 3399 return false; 3400 } 3401 } 3402 3403 @Override 3404 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3405 if (!sUserManager.exists(userId)) return null; 3406 flags = updateFlagsForComponent(flags, userId, component); 3407 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3408 synchronized (mPackages) { 3409 PackageParser.Activity a = mReceivers.mActivities.get(component); 3410 if (DEBUG_PACKAGE_INFO) Log.v( 3411 TAG, "getReceiverInfo " + component + ": " + a); 3412 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3413 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3414 if (ps == null) return null; 3415 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3416 userId); 3417 } 3418 } 3419 return null; 3420 } 3421 3422 @Override 3423 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3424 if (!sUserManager.exists(userId)) return null; 3425 flags = updateFlagsForComponent(flags, userId, component); 3426 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3427 synchronized (mPackages) { 3428 PackageParser.Service s = mServices.mServices.get(component); 3429 if (DEBUG_PACKAGE_INFO) Log.v( 3430 TAG, "getServiceInfo " + component + ": " + s); 3431 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3432 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3433 if (ps == null) return null; 3434 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3435 userId); 3436 } 3437 } 3438 return null; 3439 } 3440 3441 @Override 3442 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3443 if (!sUserManager.exists(userId)) return null; 3444 flags = updateFlagsForComponent(flags, userId, component); 3445 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3446 synchronized (mPackages) { 3447 PackageParser.Provider p = mProviders.mProviders.get(component); 3448 if (DEBUG_PACKAGE_INFO) Log.v( 3449 TAG, "getProviderInfo " + component + ": " + p); 3450 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3451 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3452 if (ps == null) return null; 3453 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3454 userId); 3455 } 3456 } 3457 return null; 3458 } 3459 3460 @Override 3461 public String[] getSystemSharedLibraryNames() { 3462 Set<String> libSet; 3463 synchronized (mPackages) { 3464 libSet = mSharedLibraries.keySet(); 3465 int size = libSet.size(); 3466 if (size > 0) { 3467 String[] libs = new String[size]; 3468 libSet.toArray(libs); 3469 return libs; 3470 } 3471 } 3472 return null; 3473 } 3474 3475 @Override 3476 public @Nullable String getServicesSystemSharedLibraryPackageName() { 3477 synchronized (mPackages) { 3478 SharedLibraryEntry libraryEntry = mSharedLibraries.get( 3479 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES); 3480 if (libraryEntry != null) { 3481 return libraryEntry.apk; 3482 } 3483 } 3484 return null; 3485 } 3486 3487 @Override 3488 public FeatureInfo[] getSystemAvailableFeatures() { 3489 Collection<FeatureInfo> featSet; 3490 synchronized (mPackages) { 3491 featSet = mAvailableFeatures.values(); 3492 int size = featSet.size(); 3493 if (size > 0) { 3494 FeatureInfo[] features = new FeatureInfo[size+1]; 3495 featSet.toArray(features); 3496 FeatureInfo fi = new FeatureInfo(); 3497 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3498 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3499 features[size] = fi; 3500 return features; 3501 } 3502 } 3503 return null; 3504 } 3505 3506 @Override 3507 public boolean hasSystemFeature(String name, int version) { 3508 synchronized (mPackages) { 3509 final FeatureInfo feat = mAvailableFeatures.get(name); 3510 if (feat == null) { 3511 return false; 3512 } else { 3513 return feat.version >= version; 3514 } 3515 } 3516 } 3517 3518 @Override 3519 public int checkPermission(String permName, String pkgName, int userId) { 3520 if (!sUserManager.exists(userId)) { 3521 return PackageManager.PERMISSION_DENIED; 3522 } 3523 3524 synchronized (mPackages) { 3525 final PackageParser.Package p = mPackages.get(pkgName); 3526 if (p != null && p.mExtras != null) { 3527 final PackageSetting ps = (PackageSetting) p.mExtras; 3528 final PermissionsState permissionsState = ps.getPermissionsState(); 3529 if (permissionsState.hasPermission(permName, userId)) { 3530 return PackageManager.PERMISSION_GRANTED; 3531 } 3532 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3533 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3534 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3535 return PackageManager.PERMISSION_GRANTED; 3536 } 3537 } 3538 } 3539 3540 return PackageManager.PERMISSION_DENIED; 3541 } 3542 3543 @Override 3544 public int checkUidPermission(String permName, int uid) { 3545 final int userId = UserHandle.getUserId(uid); 3546 3547 if (!sUserManager.exists(userId)) { 3548 return PackageManager.PERMISSION_DENIED; 3549 } 3550 3551 synchronized (mPackages) { 3552 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3553 if (obj != null) { 3554 final SettingBase ps = (SettingBase) obj; 3555 final PermissionsState permissionsState = ps.getPermissionsState(); 3556 if (permissionsState.hasPermission(permName, userId)) { 3557 return PackageManager.PERMISSION_GRANTED; 3558 } 3559 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3560 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3561 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3562 return PackageManager.PERMISSION_GRANTED; 3563 } 3564 } else { 3565 ArraySet<String> perms = mSystemPermissions.get(uid); 3566 if (perms != null) { 3567 if (perms.contains(permName)) { 3568 return PackageManager.PERMISSION_GRANTED; 3569 } 3570 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3571 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3572 return PackageManager.PERMISSION_GRANTED; 3573 } 3574 } 3575 } 3576 } 3577 3578 return PackageManager.PERMISSION_DENIED; 3579 } 3580 3581 @Override 3582 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3583 if (UserHandle.getCallingUserId() != userId) { 3584 mContext.enforceCallingPermission( 3585 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3586 "isPermissionRevokedByPolicy for user " + userId); 3587 } 3588 3589 if (checkPermission(permission, packageName, userId) 3590 == PackageManager.PERMISSION_GRANTED) { 3591 return false; 3592 } 3593 3594 final long identity = Binder.clearCallingIdentity(); 3595 try { 3596 final int flags = getPermissionFlags(permission, packageName, userId); 3597 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3598 } finally { 3599 Binder.restoreCallingIdentity(identity); 3600 } 3601 } 3602 3603 @Override 3604 public String getPermissionControllerPackageName() { 3605 synchronized (mPackages) { 3606 return mRequiredInstallerPackage; 3607 } 3608 } 3609 3610 /** 3611 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3612 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3613 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3614 * @param message the message to log on security exception 3615 */ 3616 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3617 boolean checkShell, String message) { 3618 if (userId < 0) { 3619 throw new IllegalArgumentException("Invalid userId " + userId); 3620 } 3621 if (checkShell) { 3622 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3623 } 3624 if (userId == UserHandle.getUserId(callingUid)) return; 3625 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3626 if (requireFullPermission) { 3627 mContext.enforceCallingOrSelfPermission( 3628 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3629 } else { 3630 try { 3631 mContext.enforceCallingOrSelfPermission( 3632 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3633 } catch (SecurityException se) { 3634 mContext.enforceCallingOrSelfPermission( 3635 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3636 } 3637 } 3638 } 3639 } 3640 3641 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3642 if (callingUid == Process.SHELL_UID) { 3643 if (userHandle >= 0 3644 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3645 throw new SecurityException("Shell does not have permission to access user " 3646 + userHandle); 3647 } else if (userHandle < 0) { 3648 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3649 + Debug.getCallers(3)); 3650 } 3651 } 3652 } 3653 3654 private BasePermission findPermissionTreeLP(String permName) { 3655 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3656 if (permName.startsWith(bp.name) && 3657 permName.length() > bp.name.length() && 3658 permName.charAt(bp.name.length()) == '.') { 3659 return bp; 3660 } 3661 } 3662 return null; 3663 } 3664 3665 private BasePermission checkPermissionTreeLP(String permName) { 3666 if (permName != null) { 3667 BasePermission bp = findPermissionTreeLP(permName); 3668 if (bp != null) { 3669 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3670 return bp; 3671 } 3672 throw new SecurityException("Calling uid " 3673 + Binder.getCallingUid() 3674 + " is not allowed to add to permission tree " 3675 + bp.name + " owned by uid " + bp.uid); 3676 } 3677 } 3678 throw new SecurityException("No permission tree found for " + permName); 3679 } 3680 3681 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3682 if (s1 == null) { 3683 return s2 == null; 3684 } 3685 if (s2 == null) { 3686 return false; 3687 } 3688 if (s1.getClass() != s2.getClass()) { 3689 return false; 3690 } 3691 return s1.equals(s2); 3692 } 3693 3694 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3695 if (pi1.icon != pi2.icon) return false; 3696 if (pi1.logo != pi2.logo) return false; 3697 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3698 if (!compareStrings(pi1.name, pi2.name)) return false; 3699 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3700 // We'll take care of setting this one. 3701 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3702 // These are not currently stored in settings. 3703 //if (!compareStrings(pi1.group, pi2.group)) return false; 3704 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3705 //if (pi1.labelRes != pi2.labelRes) return false; 3706 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3707 return true; 3708 } 3709 3710 int permissionInfoFootprint(PermissionInfo info) { 3711 int size = info.name.length(); 3712 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3713 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3714 return size; 3715 } 3716 3717 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3718 int size = 0; 3719 for (BasePermission perm : mSettings.mPermissions.values()) { 3720 if (perm.uid == tree.uid) { 3721 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3722 } 3723 } 3724 return size; 3725 } 3726 3727 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3728 // We calculate the max size of permissions defined by this uid and throw 3729 // if that plus the size of 'info' would exceed our stated maximum. 3730 if (tree.uid != Process.SYSTEM_UID) { 3731 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3732 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3733 throw new SecurityException("Permission tree size cap exceeded"); 3734 } 3735 } 3736 } 3737 3738 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3739 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3740 throw new SecurityException("Label must be specified in permission"); 3741 } 3742 BasePermission tree = checkPermissionTreeLP(info.name); 3743 BasePermission bp = mSettings.mPermissions.get(info.name); 3744 boolean added = bp == null; 3745 boolean changed = true; 3746 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3747 if (added) { 3748 enforcePermissionCapLocked(info, tree); 3749 bp = new BasePermission(info.name, tree.sourcePackage, 3750 BasePermission.TYPE_DYNAMIC); 3751 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3752 throw new SecurityException( 3753 "Not allowed to modify non-dynamic permission " 3754 + info.name); 3755 } else { 3756 if (bp.protectionLevel == fixedLevel 3757 && bp.perm.owner.equals(tree.perm.owner) 3758 && bp.uid == tree.uid 3759 && comparePermissionInfos(bp.perm.info, info)) { 3760 changed = false; 3761 } 3762 } 3763 bp.protectionLevel = fixedLevel; 3764 info = new PermissionInfo(info); 3765 info.protectionLevel = fixedLevel; 3766 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3767 bp.perm.info.packageName = tree.perm.info.packageName; 3768 bp.uid = tree.uid; 3769 if (added) { 3770 mSettings.mPermissions.put(info.name, bp); 3771 } 3772 if (changed) { 3773 if (!async) { 3774 mSettings.writeLPr(); 3775 } else { 3776 scheduleWriteSettingsLocked(); 3777 } 3778 } 3779 return added; 3780 } 3781 3782 @Override 3783 public boolean addPermission(PermissionInfo info) { 3784 synchronized (mPackages) { 3785 return addPermissionLocked(info, false); 3786 } 3787 } 3788 3789 @Override 3790 public boolean addPermissionAsync(PermissionInfo info) { 3791 synchronized (mPackages) { 3792 return addPermissionLocked(info, true); 3793 } 3794 } 3795 3796 @Override 3797 public void removePermission(String name) { 3798 synchronized (mPackages) { 3799 checkPermissionTreeLP(name); 3800 BasePermission bp = mSettings.mPermissions.get(name); 3801 if (bp != null) { 3802 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3803 throw new SecurityException( 3804 "Not allowed to modify non-dynamic permission " 3805 + name); 3806 } 3807 mSettings.mPermissions.remove(name); 3808 mSettings.writeLPr(); 3809 } 3810 } 3811 } 3812 3813 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3814 BasePermission bp) { 3815 int index = pkg.requestedPermissions.indexOf(bp.name); 3816 if (index == -1) { 3817 throw new SecurityException("Package " + pkg.packageName 3818 + " has not requested permission " + bp.name); 3819 } 3820 if (!bp.isRuntime() && !bp.isDevelopment()) { 3821 throw new SecurityException("Permission " + bp.name 3822 + " is not a changeable permission type"); 3823 } 3824 } 3825 3826 @Override 3827 public void grantRuntimePermission(String packageName, String name, final int userId) { 3828 if (!sUserManager.exists(userId)) { 3829 Log.e(TAG, "No such user:" + userId); 3830 return; 3831 } 3832 3833 mContext.enforceCallingOrSelfPermission( 3834 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3835 "grantRuntimePermission"); 3836 3837 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3838 "grantRuntimePermission"); 3839 3840 final int uid; 3841 final SettingBase sb; 3842 3843 synchronized (mPackages) { 3844 final PackageParser.Package pkg = mPackages.get(packageName); 3845 if (pkg == null) { 3846 throw new IllegalArgumentException("Unknown package: " + packageName); 3847 } 3848 3849 final BasePermission bp = mSettings.mPermissions.get(name); 3850 if (bp == null) { 3851 throw new IllegalArgumentException("Unknown permission: " + name); 3852 } 3853 3854 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3855 3856 // If a permission review is required for legacy apps we represent 3857 // their permissions as always granted runtime ones since we need 3858 // to keep the review required permission flag per user while an 3859 // install permission's state is shared across all users. 3860 if (Build.PERMISSIONS_REVIEW_REQUIRED 3861 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3862 && bp.isRuntime()) { 3863 return; 3864 } 3865 3866 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3867 sb = (SettingBase) pkg.mExtras; 3868 if (sb == null) { 3869 throw new IllegalArgumentException("Unknown package: " + packageName); 3870 } 3871 3872 final PermissionsState permissionsState = sb.getPermissionsState(); 3873 3874 final int flags = permissionsState.getPermissionFlags(name, userId); 3875 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3876 throw new SecurityException("Cannot grant system fixed permission " 3877 + name + " for package " + packageName); 3878 } 3879 3880 if (bp.isDevelopment()) { 3881 // Development permissions must be handled specially, since they are not 3882 // normal runtime permissions. For now they apply to all users. 3883 if (permissionsState.grantInstallPermission(bp) != 3884 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3885 scheduleWriteSettingsLocked(); 3886 } 3887 return; 3888 } 3889 3890 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3891 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3892 return; 3893 } 3894 3895 final int result = permissionsState.grantRuntimePermission(bp, userId); 3896 switch (result) { 3897 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3898 return; 3899 } 3900 3901 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3902 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3903 mHandler.post(new Runnable() { 3904 @Override 3905 public void run() { 3906 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3907 } 3908 }); 3909 } 3910 break; 3911 } 3912 3913 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3914 3915 // Not critical if that is lost - app has to request again. 3916 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3917 } 3918 3919 // Only need to do this if user is initialized. Otherwise it's a new user 3920 // and there are no processes running as the user yet and there's no need 3921 // to make an expensive call to remount processes for the changed permissions. 3922 if (READ_EXTERNAL_STORAGE.equals(name) 3923 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3924 final long token = Binder.clearCallingIdentity(); 3925 try { 3926 if (sUserManager.isInitialized(userId)) { 3927 MountServiceInternal mountServiceInternal = LocalServices.getService( 3928 MountServiceInternal.class); 3929 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3930 } 3931 } finally { 3932 Binder.restoreCallingIdentity(token); 3933 } 3934 } 3935 } 3936 3937 @Override 3938 public void revokeRuntimePermission(String packageName, String name, int userId) { 3939 if (!sUserManager.exists(userId)) { 3940 Log.e(TAG, "No such user:" + userId); 3941 return; 3942 } 3943 3944 mContext.enforceCallingOrSelfPermission( 3945 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3946 "revokeRuntimePermission"); 3947 3948 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3949 "revokeRuntimePermission"); 3950 3951 final int appId; 3952 3953 synchronized (mPackages) { 3954 final PackageParser.Package pkg = mPackages.get(packageName); 3955 if (pkg == null) { 3956 throw new IllegalArgumentException("Unknown package: " + packageName); 3957 } 3958 3959 final BasePermission bp = mSettings.mPermissions.get(name); 3960 if (bp == null) { 3961 throw new IllegalArgumentException("Unknown permission: " + name); 3962 } 3963 3964 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3965 3966 // If a permission review is required for legacy apps we represent 3967 // their permissions as always granted runtime ones since we need 3968 // to keep the review required permission flag per user while an 3969 // install permission's state is shared across all users. 3970 if (Build.PERMISSIONS_REVIEW_REQUIRED 3971 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3972 && bp.isRuntime()) { 3973 return; 3974 } 3975 3976 SettingBase sb = (SettingBase) pkg.mExtras; 3977 if (sb == null) { 3978 throw new IllegalArgumentException("Unknown package: " + packageName); 3979 } 3980 3981 final PermissionsState permissionsState = sb.getPermissionsState(); 3982 3983 final int flags = permissionsState.getPermissionFlags(name, userId); 3984 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3985 throw new SecurityException("Cannot revoke system fixed permission " 3986 + name + " for package " + packageName); 3987 } 3988 3989 if (bp.isDevelopment()) { 3990 // Development permissions must be handled specially, since they are not 3991 // normal runtime permissions. For now they apply to all users. 3992 if (permissionsState.revokeInstallPermission(bp) != 3993 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3994 scheduleWriteSettingsLocked(); 3995 } 3996 return; 3997 } 3998 3999 if (permissionsState.revokeRuntimePermission(bp, userId) == 4000 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4001 return; 4002 } 4003 4004 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4005 4006 // Critical, after this call app should never have the permission. 4007 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4008 4009 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4010 } 4011 4012 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4013 } 4014 4015 @Override 4016 public void resetRuntimePermissions() { 4017 mContext.enforceCallingOrSelfPermission( 4018 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4019 "revokeRuntimePermission"); 4020 4021 int callingUid = Binder.getCallingUid(); 4022 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4023 mContext.enforceCallingOrSelfPermission( 4024 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4025 "resetRuntimePermissions"); 4026 } 4027 4028 synchronized (mPackages) { 4029 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4030 for (int userId : UserManagerService.getInstance().getUserIds()) { 4031 final int packageCount = mPackages.size(); 4032 for (int i = 0; i < packageCount; i++) { 4033 PackageParser.Package pkg = mPackages.valueAt(i); 4034 if (!(pkg.mExtras instanceof PackageSetting)) { 4035 continue; 4036 } 4037 PackageSetting ps = (PackageSetting) pkg.mExtras; 4038 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4039 } 4040 } 4041 } 4042 } 4043 4044 @Override 4045 public int getPermissionFlags(String name, String packageName, int userId) { 4046 if (!sUserManager.exists(userId)) { 4047 return 0; 4048 } 4049 4050 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4051 4052 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4053 "getPermissionFlags"); 4054 4055 synchronized (mPackages) { 4056 final PackageParser.Package pkg = mPackages.get(packageName); 4057 if (pkg == null) { 4058 throw new IllegalArgumentException("Unknown package: " + packageName); 4059 } 4060 4061 final BasePermission bp = mSettings.mPermissions.get(name); 4062 if (bp == null) { 4063 throw new IllegalArgumentException("Unknown permission: " + name); 4064 } 4065 4066 SettingBase sb = (SettingBase) pkg.mExtras; 4067 if (sb == null) { 4068 throw new IllegalArgumentException("Unknown package: " + packageName); 4069 } 4070 4071 PermissionsState permissionsState = sb.getPermissionsState(); 4072 return permissionsState.getPermissionFlags(name, userId); 4073 } 4074 } 4075 4076 @Override 4077 public void updatePermissionFlags(String name, String packageName, int flagMask, 4078 int flagValues, int userId) { 4079 if (!sUserManager.exists(userId)) { 4080 return; 4081 } 4082 4083 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4084 4085 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4086 "updatePermissionFlags"); 4087 4088 // Only the system can change these flags and nothing else. 4089 if (getCallingUid() != Process.SYSTEM_UID) { 4090 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4091 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4092 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4093 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4094 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4095 } 4096 4097 synchronized (mPackages) { 4098 final PackageParser.Package pkg = mPackages.get(packageName); 4099 if (pkg == null) { 4100 throw new IllegalArgumentException("Unknown package: " + packageName); 4101 } 4102 4103 final BasePermission bp = mSettings.mPermissions.get(name); 4104 if (bp == null) { 4105 throw new IllegalArgumentException("Unknown permission: " + name); 4106 } 4107 4108 SettingBase sb = (SettingBase) pkg.mExtras; 4109 if (sb == null) { 4110 throw new IllegalArgumentException("Unknown package: " + packageName); 4111 } 4112 4113 PermissionsState permissionsState = sb.getPermissionsState(); 4114 4115 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4116 4117 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4118 // Install and runtime permissions are stored in different places, 4119 // so figure out what permission changed and persist the change. 4120 if (permissionsState.getInstallPermissionState(name) != null) { 4121 scheduleWriteSettingsLocked(); 4122 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4123 || hadState) { 4124 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4125 } 4126 } 4127 } 4128 } 4129 4130 /** 4131 * Update the permission flags for all packages and runtime permissions of a user in order 4132 * to allow device or profile owner to remove POLICY_FIXED. 4133 */ 4134 @Override 4135 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4136 if (!sUserManager.exists(userId)) { 4137 return; 4138 } 4139 4140 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4141 4142 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4143 "updatePermissionFlagsForAllApps"); 4144 4145 // Only the system can change system fixed flags. 4146 if (getCallingUid() != Process.SYSTEM_UID) { 4147 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4148 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4149 } 4150 4151 synchronized (mPackages) { 4152 boolean changed = false; 4153 final int packageCount = mPackages.size(); 4154 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4155 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4156 SettingBase sb = (SettingBase) pkg.mExtras; 4157 if (sb == null) { 4158 continue; 4159 } 4160 PermissionsState permissionsState = sb.getPermissionsState(); 4161 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4162 userId, flagMask, flagValues); 4163 } 4164 if (changed) { 4165 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4166 } 4167 } 4168 } 4169 4170 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4171 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4172 != PackageManager.PERMISSION_GRANTED 4173 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4174 != PackageManager.PERMISSION_GRANTED) { 4175 throw new SecurityException(message + " requires " 4176 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4177 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4178 } 4179 } 4180 4181 @Override 4182 public boolean shouldShowRequestPermissionRationale(String permissionName, 4183 String packageName, int userId) { 4184 if (UserHandle.getCallingUserId() != userId) { 4185 mContext.enforceCallingPermission( 4186 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4187 "canShowRequestPermissionRationale for user " + userId); 4188 } 4189 4190 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4191 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4192 return false; 4193 } 4194 4195 if (checkPermission(permissionName, packageName, userId) 4196 == PackageManager.PERMISSION_GRANTED) { 4197 return false; 4198 } 4199 4200 final int flags; 4201 4202 final long identity = Binder.clearCallingIdentity(); 4203 try { 4204 flags = getPermissionFlags(permissionName, 4205 packageName, userId); 4206 } finally { 4207 Binder.restoreCallingIdentity(identity); 4208 } 4209 4210 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4211 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4212 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4213 4214 if ((flags & fixedFlags) != 0) { 4215 return false; 4216 } 4217 4218 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4219 } 4220 4221 @Override 4222 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4223 mContext.enforceCallingOrSelfPermission( 4224 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4225 "addOnPermissionsChangeListener"); 4226 4227 synchronized (mPackages) { 4228 mOnPermissionChangeListeners.addListenerLocked(listener); 4229 } 4230 } 4231 4232 @Override 4233 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4234 synchronized (mPackages) { 4235 mOnPermissionChangeListeners.removeListenerLocked(listener); 4236 } 4237 } 4238 4239 @Override 4240 public boolean isProtectedBroadcast(String actionName) { 4241 synchronized (mPackages) { 4242 if (mProtectedBroadcasts.contains(actionName)) { 4243 return true; 4244 } else if (actionName != null) { 4245 // TODO: remove these terrible hacks 4246 if (actionName.startsWith("android.net.netmon.lingerExpired") 4247 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 4248 || actionName.startsWith("com.android.internal.telephony.data-reconnect")) { 4249 return true; 4250 } 4251 } 4252 } 4253 return false; 4254 } 4255 4256 @Override 4257 public int checkSignatures(String pkg1, String pkg2) { 4258 synchronized (mPackages) { 4259 final PackageParser.Package p1 = mPackages.get(pkg1); 4260 final PackageParser.Package p2 = mPackages.get(pkg2); 4261 if (p1 == null || p1.mExtras == null 4262 || p2 == null || p2.mExtras == null) { 4263 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4264 } 4265 return compareSignatures(p1.mSignatures, p2.mSignatures); 4266 } 4267 } 4268 4269 @Override 4270 public int checkUidSignatures(int uid1, int uid2) { 4271 // Map to base uids. 4272 uid1 = UserHandle.getAppId(uid1); 4273 uid2 = UserHandle.getAppId(uid2); 4274 // reader 4275 synchronized (mPackages) { 4276 Signature[] s1; 4277 Signature[] s2; 4278 Object obj = mSettings.getUserIdLPr(uid1); 4279 if (obj != null) { 4280 if (obj instanceof SharedUserSetting) { 4281 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4282 } else if (obj instanceof PackageSetting) { 4283 s1 = ((PackageSetting)obj).signatures.mSignatures; 4284 } else { 4285 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4286 } 4287 } else { 4288 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4289 } 4290 obj = mSettings.getUserIdLPr(uid2); 4291 if (obj != null) { 4292 if (obj instanceof SharedUserSetting) { 4293 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4294 } else if (obj instanceof PackageSetting) { 4295 s2 = ((PackageSetting)obj).signatures.mSignatures; 4296 } else { 4297 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4298 } 4299 } else { 4300 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4301 } 4302 return compareSignatures(s1, s2); 4303 } 4304 } 4305 4306 private void killUid(int appId, int userId, String reason) { 4307 final long identity = Binder.clearCallingIdentity(); 4308 try { 4309 IActivityManager am = ActivityManagerNative.getDefault(); 4310 if (am != null) { 4311 try { 4312 am.killUid(appId, userId, reason); 4313 } catch (RemoteException e) { 4314 /* ignore - same process */ 4315 } 4316 } 4317 } finally { 4318 Binder.restoreCallingIdentity(identity); 4319 } 4320 } 4321 4322 /** 4323 * Compares two sets of signatures. Returns: 4324 * <br /> 4325 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4326 * <br /> 4327 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4328 * <br /> 4329 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4330 * <br /> 4331 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4332 * <br /> 4333 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4334 */ 4335 static int compareSignatures(Signature[] s1, Signature[] s2) { 4336 if (s1 == null) { 4337 return s2 == null 4338 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4339 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4340 } 4341 4342 if (s2 == null) { 4343 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4344 } 4345 4346 if (s1.length != s2.length) { 4347 return PackageManager.SIGNATURE_NO_MATCH; 4348 } 4349 4350 // Since both signature sets are of size 1, we can compare without HashSets. 4351 if (s1.length == 1) { 4352 return s1[0].equals(s2[0]) ? 4353 PackageManager.SIGNATURE_MATCH : 4354 PackageManager.SIGNATURE_NO_MATCH; 4355 } 4356 4357 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4358 for (Signature sig : s1) { 4359 set1.add(sig); 4360 } 4361 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4362 for (Signature sig : s2) { 4363 set2.add(sig); 4364 } 4365 // Make sure s2 contains all signatures in s1. 4366 if (set1.equals(set2)) { 4367 return PackageManager.SIGNATURE_MATCH; 4368 } 4369 return PackageManager.SIGNATURE_NO_MATCH; 4370 } 4371 4372 /** 4373 * If the database version for this type of package (internal storage or 4374 * external storage) is less than the version where package signatures 4375 * were updated, return true. 4376 */ 4377 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4378 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4379 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4380 } 4381 4382 /** 4383 * Used for backward compatibility to make sure any packages with 4384 * certificate chains get upgraded to the new style. {@code existingSigs} 4385 * will be in the old format (since they were stored on disk from before the 4386 * system upgrade) and {@code scannedSigs} will be in the newer format. 4387 */ 4388 private int compareSignaturesCompat(PackageSignatures existingSigs, 4389 PackageParser.Package scannedPkg) { 4390 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4391 return PackageManager.SIGNATURE_NO_MATCH; 4392 } 4393 4394 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4395 for (Signature sig : existingSigs.mSignatures) { 4396 existingSet.add(sig); 4397 } 4398 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4399 for (Signature sig : scannedPkg.mSignatures) { 4400 try { 4401 Signature[] chainSignatures = sig.getChainSignatures(); 4402 for (Signature chainSig : chainSignatures) { 4403 scannedCompatSet.add(chainSig); 4404 } 4405 } catch (CertificateEncodingException e) { 4406 scannedCompatSet.add(sig); 4407 } 4408 } 4409 /* 4410 * Make sure the expanded scanned set contains all signatures in the 4411 * existing one. 4412 */ 4413 if (scannedCompatSet.equals(existingSet)) { 4414 // Migrate the old signatures to the new scheme. 4415 existingSigs.assignSignatures(scannedPkg.mSignatures); 4416 // The new KeySets will be re-added later in the scanning process. 4417 synchronized (mPackages) { 4418 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4419 } 4420 return PackageManager.SIGNATURE_MATCH; 4421 } 4422 return PackageManager.SIGNATURE_NO_MATCH; 4423 } 4424 4425 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4426 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4427 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4428 } 4429 4430 private int compareSignaturesRecover(PackageSignatures existingSigs, 4431 PackageParser.Package scannedPkg) { 4432 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4433 return PackageManager.SIGNATURE_NO_MATCH; 4434 } 4435 4436 String msg = null; 4437 try { 4438 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4439 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4440 + scannedPkg.packageName); 4441 return PackageManager.SIGNATURE_MATCH; 4442 } 4443 } catch (CertificateException e) { 4444 msg = e.getMessage(); 4445 } 4446 4447 logCriticalInfo(Log.INFO, 4448 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4449 return PackageManager.SIGNATURE_NO_MATCH; 4450 } 4451 4452 @Override 4453 public String[] getPackagesForUid(int uid) { 4454 uid = UserHandle.getAppId(uid); 4455 // reader 4456 synchronized (mPackages) { 4457 Object obj = mSettings.getUserIdLPr(uid); 4458 if (obj instanceof SharedUserSetting) { 4459 final SharedUserSetting sus = (SharedUserSetting) obj; 4460 final int N = sus.packages.size(); 4461 final String[] res = new String[N]; 4462 final Iterator<PackageSetting> it = sus.packages.iterator(); 4463 int i = 0; 4464 while (it.hasNext()) { 4465 res[i++] = it.next().name; 4466 } 4467 return res; 4468 } else if (obj instanceof PackageSetting) { 4469 final PackageSetting ps = (PackageSetting) obj; 4470 return new String[] { ps.name }; 4471 } 4472 } 4473 return null; 4474 } 4475 4476 @Override 4477 public String getNameForUid(int uid) { 4478 // reader 4479 synchronized (mPackages) { 4480 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4481 if (obj instanceof SharedUserSetting) { 4482 final SharedUserSetting sus = (SharedUserSetting) obj; 4483 return sus.name + ":" + sus.userId; 4484 } else if (obj instanceof PackageSetting) { 4485 final PackageSetting ps = (PackageSetting) obj; 4486 return ps.name; 4487 } 4488 } 4489 return null; 4490 } 4491 4492 @Override 4493 public int getUidForSharedUser(String sharedUserName) { 4494 if(sharedUserName == null) { 4495 return -1; 4496 } 4497 // reader 4498 synchronized (mPackages) { 4499 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4500 if (suid == null) { 4501 return -1; 4502 } 4503 return suid.userId; 4504 } 4505 } 4506 4507 @Override 4508 public int getFlagsForUid(int uid) { 4509 synchronized (mPackages) { 4510 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4511 if (obj instanceof SharedUserSetting) { 4512 final SharedUserSetting sus = (SharedUserSetting) obj; 4513 return sus.pkgFlags; 4514 } else if (obj instanceof PackageSetting) { 4515 final PackageSetting ps = (PackageSetting) obj; 4516 return ps.pkgFlags; 4517 } 4518 } 4519 return 0; 4520 } 4521 4522 @Override 4523 public int getPrivateFlagsForUid(int uid) { 4524 synchronized (mPackages) { 4525 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4526 if (obj instanceof SharedUserSetting) { 4527 final SharedUserSetting sus = (SharedUserSetting) obj; 4528 return sus.pkgPrivateFlags; 4529 } else if (obj instanceof PackageSetting) { 4530 final PackageSetting ps = (PackageSetting) obj; 4531 return ps.pkgPrivateFlags; 4532 } 4533 } 4534 return 0; 4535 } 4536 4537 @Override 4538 public boolean isUidPrivileged(int uid) { 4539 uid = UserHandle.getAppId(uid); 4540 // reader 4541 synchronized (mPackages) { 4542 Object obj = mSettings.getUserIdLPr(uid); 4543 if (obj instanceof SharedUserSetting) { 4544 final SharedUserSetting sus = (SharedUserSetting) obj; 4545 final Iterator<PackageSetting> it = sus.packages.iterator(); 4546 while (it.hasNext()) { 4547 if (it.next().isPrivileged()) { 4548 return true; 4549 } 4550 } 4551 } else if (obj instanceof PackageSetting) { 4552 final PackageSetting ps = (PackageSetting) obj; 4553 return ps.isPrivileged(); 4554 } 4555 } 4556 return false; 4557 } 4558 4559 @Override 4560 public String[] getAppOpPermissionPackages(String permissionName) { 4561 synchronized (mPackages) { 4562 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4563 if (pkgs == null) { 4564 return null; 4565 } 4566 return pkgs.toArray(new String[pkgs.size()]); 4567 } 4568 } 4569 4570 @Override 4571 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4572 int flags, int userId) { 4573 if (!sUserManager.exists(userId)) return null; 4574 flags = updateFlagsForResolve(flags, userId, intent); 4575 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4576 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4577 final ResolveInfo bestChoice = 4578 chooseBestActivity(intent, resolvedType, flags, query, userId); 4579 4580 if (isEphemeralAllowed(intent, query, userId)) { 4581 final EphemeralResolveInfo ai = 4582 getEphemeralResolveInfo(intent, resolvedType, userId); 4583 if (ai != null) { 4584 if (DEBUG_EPHEMERAL) { 4585 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4586 } 4587 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4588 bestChoice.ephemeralResolveInfo = ai; 4589 } 4590 } 4591 return bestChoice; 4592 } 4593 4594 @Override 4595 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4596 IntentFilter filter, int match, ComponentName activity) { 4597 final int userId = UserHandle.getCallingUserId(); 4598 if (DEBUG_PREFERRED) { 4599 Log.v(TAG, "setLastChosenActivity intent=" + intent 4600 + " resolvedType=" + resolvedType 4601 + " flags=" + flags 4602 + " filter=" + filter 4603 + " match=" + match 4604 + " activity=" + activity); 4605 filter.dump(new PrintStreamPrinter(System.out), " "); 4606 } 4607 intent.setComponent(null); 4608 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4609 // Find any earlier preferred or last chosen entries and nuke them 4610 findPreferredActivity(intent, resolvedType, 4611 flags, query, 0, false, true, false, userId); 4612 // Add the new activity as the last chosen for this filter 4613 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4614 "Setting last chosen"); 4615 } 4616 4617 @Override 4618 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4619 final int userId = UserHandle.getCallingUserId(); 4620 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4621 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4622 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4623 false, false, false, userId); 4624 } 4625 4626 4627 private boolean isEphemeralAllowed( 4628 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4629 // Short circuit and return early if possible. 4630 if (DISABLE_EPHEMERAL_APPS) { 4631 return false; 4632 } 4633 final int callingUser = UserHandle.getCallingUserId(); 4634 if (callingUser != UserHandle.USER_SYSTEM) { 4635 return false; 4636 } 4637 if (mEphemeralResolverConnection == null) { 4638 return false; 4639 } 4640 if (intent.getComponent() != null) { 4641 return false; 4642 } 4643 if (intent.getPackage() != null) { 4644 return false; 4645 } 4646 final boolean isWebUri = hasWebURI(intent); 4647 if (!isWebUri) { 4648 return false; 4649 } 4650 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4651 synchronized (mPackages) { 4652 final int count = resolvedActivites.size(); 4653 for (int n = 0; n < count; n++) { 4654 ResolveInfo info = resolvedActivites.get(n); 4655 String packageName = info.activityInfo.packageName; 4656 PackageSetting ps = mSettings.mPackages.get(packageName); 4657 if (ps != null) { 4658 // Try to get the status from User settings first 4659 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4660 int status = (int) (packedStatus >> 32); 4661 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4662 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4663 if (DEBUG_EPHEMERAL) { 4664 Slog.v(TAG, "DENY ephemeral apps;" 4665 + " pkg: " + packageName + ", status: " + status); 4666 } 4667 return false; 4668 } 4669 } 4670 } 4671 } 4672 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4673 return true; 4674 } 4675 4676 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4677 int userId) { 4678 MessageDigest digest = null; 4679 try { 4680 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4681 } catch (NoSuchAlgorithmException e) { 4682 // If we can't create a digest, ignore ephemeral apps. 4683 return null; 4684 } 4685 4686 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4687 final byte[] digestBytes = digest.digest(hostBytes); 4688 int shaPrefix = 4689 digestBytes[0] << 24 4690 | digestBytes[1] << 16 4691 | digestBytes[2] << 8 4692 | digestBytes[3] << 0; 4693 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4694 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4695 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4696 // No hash prefix match; there are no ephemeral apps for this domain. 4697 return null; 4698 } 4699 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4700 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4701 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4702 continue; 4703 } 4704 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4705 // No filters; this should never happen. 4706 if (filters.isEmpty()) { 4707 continue; 4708 } 4709 // We have a domain match; resolve the filters to see if anything matches. 4710 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4711 for (int j = filters.size() - 1; j >= 0; --j) { 4712 final EphemeralResolveIntentInfo intentInfo = 4713 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4714 ephemeralResolver.addFilter(intentInfo); 4715 } 4716 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4717 intent, resolvedType, false /*defaultOnly*/, userId); 4718 if (!matchedResolveInfoList.isEmpty()) { 4719 return matchedResolveInfoList.get(0); 4720 } 4721 } 4722 // Hash or filter mis-match; no ephemeral apps for this domain. 4723 return null; 4724 } 4725 4726 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4727 int flags, List<ResolveInfo> query, int userId) { 4728 if (query != null) { 4729 final int N = query.size(); 4730 if (N == 1) { 4731 return query.get(0); 4732 } else if (N > 1) { 4733 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4734 // If there is more than one activity with the same priority, 4735 // then let the user decide between them. 4736 ResolveInfo r0 = query.get(0); 4737 ResolveInfo r1 = query.get(1); 4738 if (DEBUG_INTENT_MATCHING || debug) { 4739 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4740 + r1.activityInfo.name + "=" + r1.priority); 4741 } 4742 // If the first activity has a higher priority, or a different 4743 // default, then it is always desirable to pick it. 4744 if (r0.priority != r1.priority 4745 || r0.preferredOrder != r1.preferredOrder 4746 || r0.isDefault != r1.isDefault) { 4747 return query.get(0); 4748 } 4749 // If we have saved a preference for a preferred activity for 4750 // this Intent, use that. 4751 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4752 flags, query, r0.priority, true, false, debug, userId); 4753 if (ri != null) { 4754 return ri; 4755 } 4756 ri = new ResolveInfo(mResolveInfo); 4757 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4758 ri.activityInfo.applicationInfo = new ApplicationInfo( 4759 ri.activityInfo.applicationInfo); 4760 if (userId != 0) { 4761 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4762 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4763 } 4764 // Make sure that the resolver is displayable in car mode 4765 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4766 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4767 return ri; 4768 } 4769 } 4770 return null; 4771 } 4772 4773 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4774 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4775 final int N = query.size(); 4776 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4777 .get(userId); 4778 // Get the list of persistent preferred activities that handle the intent 4779 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4780 List<PersistentPreferredActivity> pprefs = ppir != null 4781 ? ppir.queryIntent(intent, resolvedType, 4782 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4783 : null; 4784 if (pprefs != null && pprefs.size() > 0) { 4785 final int M = pprefs.size(); 4786 for (int i=0; i<M; i++) { 4787 final PersistentPreferredActivity ppa = pprefs.get(i); 4788 if (DEBUG_PREFERRED || debug) { 4789 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4790 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4791 + "\n component=" + ppa.mComponent); 4792 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4793 } 4794 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4795 flags | MATCH_DISABLED_COMPONENTS, userId); 4796 if (DEBUG_PREFERRED || debug) { 4797 Slog.v(TAG, "Found persistent preferred activity:"); 4798 if (ai != null) { 4799 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4800 } else { 4801 Slog.v(TAG, " null"); 4802 } 4803 } 4804 if (ai == null) { 4805 // This previously registered persistent preferred activity 4806 // component is no longer known. Ignore it and do NOT remove it. 4807 continue; 4808 } 4809 for (int j=0; j<N; j++) { 4810 final ResolveInfo ri = query.get(j); 4811 if (!ri.activityInfo.applicationInfo.packageName 4812 .equals(ai.applicationInfo.packageName)) { 4813 continue; 4814 } 4815 if (!ri.activityInfo.name.equals(ai.name)) { 4816 continue; 4817 } 4818 // Found a persistent preference that can handle the intent. 4819 if (DEBUG_PREFERRED || debug) { 4820 Slog.v(TAG, "Returning persistent preferred activity: " + 4821 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4822 } 4823 return ri; 4824 } 4825 } 4826 } 4827 return null; 4828 } 4829 4830 // TODO: handle preferred activities missing while user has amnesia 4831 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4832 List<ResolveInfo> query, int priority, boolean always, 4833 boolean removeMatches, boolean debug, int userId) { 4834 if (!sUserManager.exists(userId)) return null; 4835 flags = updateFlagsForResolve(flags, userId, intent); 4836 // writer 4837 synchronized (mPackages) { 4838 if (intent.getSelector() != null) { 4839 intent = intent.getSelector(); 4840 } 4841 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4842 4843 // Try to find a matching persistent preferred activity. 4844 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4845 debug, userId); 4846 4847 // If a persistent preferred activity matched, use it. 4848 if (pri != null) { 4849 return pri; 4850 } 4851 4852 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4853 // Get the list of preferred activities that handle the intent 4854 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4855 List<PreferredActivity> prefs = pir != null 4856 ? pir.queryIntent(intent, resolvedType, 4857 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4858 : null; 4859 if (prefs != null && prefs.size() > 0) { 4860 boolean changed = false; 4861 try { 4862 // First figure out how good the original match set is. 4863 // We will only allow preferred activities that came 4864 // from the same match quality. 4865 int match = 0; 4866 4867 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4868 4869 final int N = query.size(); 4870 for (int j=0; j<N; j++) { 4871 final ResolveInfo ri = query.get(j); 4872 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4873 + ": 0x" + Integer.toHexString(match)); 4874 if (ri.match > match) { 4875 match = ri.match; 4876 } 4877 } 4878 4879 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4880 + Integer.toHexString(match)); 4881 4882 match &= IntentFilter.MATCH_CATEGORY_MASK; 4883 final int M = prefs.size(); 4884 for (int i=0; i<M; i++) { 4885 final PreferredActivity pa = prefs.get(i); 4886 if (DEBUG_PREFERRED || debug) { 4887 Slog.v(TAG, "Checking PreferredActivity ds=" 4888 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4889 + "\n component=" + pa.mPref.mComponent); 4890 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4891 } 4892 if (pa.mPref.mMatch != match) { 4893 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4894 + Integer.toHexString(pa.mPref.mMatch)); 4895 continue; 4896 } 4897 // If it's not an "always" type preferred activity and that's what we're 4898 // looking for, skip it. 4899 if (always && !pa.mPref.mAlways) { 4900 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4901 continue; 4902 } 4903 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4904 flags | MATCH_DISABLED_COMPONENTS, userId); 4905 if (DEBUG_PREFERRED || debug) { 4906 Slog.v(TAG, "Found preferred activity:"); 4907 if (ai != null) { 4908 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4909 } else { 4910 Slog.v(TAG, " null"); 4911 } 4912 } 4913 if (ai == null) { 4914 // This previously registered preferred activity 4915 // component is no longer known. Most likely an update 4916 // to the app was installed and in the new version this 4917 // component no longer exists. Clean it up by removing 4918 // it from the preferred activities list, and skip it. 4919 Slog.w(TAG, "Removing dangling preferred activity: " 4920 + pa.mPref.mComponent); 4921 pir.removeFilter(pa); 4922 changed = true; 4923 continue; 4924 } 4925 for (int j=0; j<N; j++) { 4926 final ResolveInfo ri = query.get(j); 4927 if (!ri.activityInfo.applicationInfo.packageName 4928 .equals(ai.applicationInfo.packageName)) { 4929 continue; 4930 } 4931 if (!ri.activityInfo.name.equals(ai.name)) { 4932 continue; 4933 } 4934 4935 if (removeMatches) { 4936 pir.removeFilter(pa); 4937 changed = true; 4938 if (DEBUG_PREFERRED) { 4939 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4940 } 4941 break; 4942 } 4943 4944 // Okay we found a previously set preferred or last chosen app. 4945 // If the result set is different from when this 4946 // was created, we need to clear it and re-ask the 4947 // user their preference, if we're looking for an "always" type entry. 4948 if (always && !pa.mPref.sameSet(query)) { 4949 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4950 + intent + " type " + resolvedType); 4951 if (DEBUG_PREFERRED) { 4952 Slog.v(TAG, "Removing preferred activity since set changed " 4953 + pa.mPref.mComponent); 4954 } 4955 pir.removeFilter(pa); 4956 // Re-add the filter as a "last chosen" entry (!always) 4957 PreferredActivity lastChosen = new PreferredActivity( 4958 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4959 pir.addFilter(lastChosen); 4960 changed = true; 4961 return null; 4962 } 4963 4964 // Yay! Either the set matched or we're looking for the last chosen 4965 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4966 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4967 return ri; 4968 } 4969 } 4970 } finally { 4971 if (changed) { 4972 if (DEBUG_PREFERRED) { 4973 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4974 } 4975 scheduleWritePackageRestrictionsLocked(userId); 4976 } 4977 } 4978 } 4979 } 4980 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4981 return null; 4982 } 4983 4984 /* 4985 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4986 */ 4987 @Override 4988 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4989 int targetUserId) { 4990 mContext.enforceCallingOrSelfPermission( 4991 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4992 List<CrossProfileIntentFilter> matches = 4993 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4994 if (matches != null) { 4995 int size = matches.size(); 4996 for (int i = 0; i < size; i++) { 4997 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4998 } 4999 } 5000 if (hasWebURI(intent)) { 5001 // cross-profile app linking works only towards the parent. 5002 final UserInfo parent = getProfileParent(sourceUserId); 5003 synchronized(mPackages) { 5004 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5005 intent, resolvedType, 0, sourceUserId, parent.id); 5006 return xpDomainInfo != null; 5007 } 5008 } 5009 return false; 5010 } 5011 5012 private UserInfo getProfileParent(int userId) { 5013 final long identity = Binder.clearCallingIdentity(); 5014 try { 5015 return sUserManager.getProfileParent(userId); 5016 } finally { 5017 Binder.restoreCallingIdentity(identity); 5018 } 5019 } 5020 5021 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5022 String resolvedType, int userId) { 5023 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5024 if (resolver != null) { 5025 return resolver.queryIntent(intent, resolvedType, false, userId); 5026 } 5027 return null; 5028 } 5029 5030 @Override 5031 public List<ResolveInfo> queryIntentActivities(Intent intent, 5032 String resolvedType, int flags, int userId) { 5033 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5034 flags = updateFlagsForResolve(flags, userId, intent); 5035 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 5036 ComponentName comp = intent.getComponent(); 5037 if (comp == null) { 5038 if (intent.getSelector() != null) { 5039 intent = intent.getSelector(); 5040 comp = intent.getComponent(); 5041 } 5042 } 5043 5044 if (comp != null) { 5045 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5046 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5047 if (ai != null) { 5048 final ResolveInfo ri = new ResolveInfo(); 5049 ri.activityInfo = ai; 5050 list.add(ri); 5051 } 5052 return list; 5053 } 5054 5055 // reader 5056 synchronized (mPackages) { 5057 final String pkgName = intent.getPackage(); 5058 if (pkgName == null) { 5059 List<CrossProfileIntentFilter> matchingFilters = 5060 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5061 // Check for results that need to skip the current profile. 5062 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5063 resolvedType, flags, userId); 5064 if (xpResolveInfo != null) { 5065 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 5066 result.add(xpResolveInfo); 5067 return filterIfNotSystemUser(result, userId); 5068 } 5069 5070 // Check for results in the current profile. 5071 List<ResolveInfo> result = mActivities.queryIntent( 5072 intent, resolvedType, flags, userId); 5073 result = filterIfNotSystemUser(result, userId); 5074 5075 // Check for cross profile results. 5076 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5077 xpResolveInfo = queryCrossProfileIntents( 5078 matchingFilters, intent, resolvedType, flags, userId, 5079 hasNonNegativePriorityResult); 5080 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5081 boolean isVisibleToUser = filterIfNotSystemUser( 5082 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5083 if (isVisibleToUser) { 5084 result.add(xpResolveInfo); 5085 Collections.sort(result, mResolvePrioritySorter); 5086 } 5087 } 5088 if (hasWebURI(intent)) { 5089 CrossProfileDomainInfo xpDomainInfo = null; 5090 final UserInfo parent = getProfileParent(userId); 5091 if (parent != null) { 5092 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5093 flags, userId, parent.id); 5094 } 5095 if (xpDomainInfo != null) { 5096 if (xpResolveInfo != null) { 5097 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5098 // in the result. 5099 result.remove(xpResolveInfo); 5100 } 5101 if (result.size() == 0) { 5102 result.add(xpDomainInfo.resolveInfo); 5103 return result; 5104 } 5105 } else if (result.size() <= 1) { 5106 return result; 5107 } 5108 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 5109 xpDomainInfo, userId); 5110 Collections.sort(result, mResolvePrioritySorter); 5111 } 5112 return result; 5113 } 5114 final PackageParser.Package pkg = mPackages.get(pkgName); 5115 if (pkg != null) { 5116 return filterIfNotSystemUser( 5117 mActivities.queryIntentForPackage( 5118 intent, resolvedType, flags, pkg.activities, userId), 5119 userId); 5120 } 5121 return new ArrayList<ResolveInfo>(); 5122 } 5123 } 5124 5125 private static class CrossProfileDomainInfo { 5126 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5127 ResolveInfo resolveInfo; 5128 /* Best domain verification status of the activities found in the other profile */ 5129 int bestDomainVerificationStatus; 5130 } 5131 5132 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5133 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5134 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5135 sourceUserId)) { 5136 return null; 5137 } 5138 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5139 resolvedType, flags, parentUserId); 5140 5141 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5142 return null; 5143 } 5144 CrossProfileDomainInfo result = null; 5145 int size = resultTargetUser.size(); 5146 for (int i = 0; i < size; i++) { 5147 ResolveInfo riTargetUser = resultTargetUser.get(i); 5148 // Intent filter verification is only for filters that specify a host. So don't return 5149 // those that handle all web uris. 5150 if (riTargetUser.handleAllWebDataURI) { 5151 continue; 5152 } 5153 String packageName = riTargetUser.activityInfo.packageName; 5154 PackageSetting ps = mSettings.mPackages.get(packageName); 5155 if (ps == null) { 5156 continue; 5157 } 5158 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5159 int status = (int)(verificationState >> 32); 5160 if (result == null) { 5161 result = new CrossProfileDomainInfo(); 5162 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5163 sourceUserId, parentUserId); 5164 result.bestDomainVerificationStatus = status; 5165 } else { 5166 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5167 result.bestDomainVerificationStatus); 5168 } 5169 } 5170 // Don't consider matches with status NEVER across profiles. 5171 if (result != null && result.bestDomainVerificationStatus 5172 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5173 return null; 5174 } 5175 return result; 5176 } 5177 5178 /** 5179 * Verification statuses are ordered from the worse to the best, except for 5180 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5181 */ 5182 private int bestDomainVerificationStatus(int status1, int status2) { 5183 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5184 return status2; 5185 } 5186 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5187 return status1; 5188 } 5189 return (int) MathUtils.max(status1, status2); 5190 } 5191 5192 private boolean isUserEnabled(int userId) { 5193 long callingId = Binder.clearCallingIdentity(); 5194 try { 5195 UserInfo userInfo = sUserManager.getUserInfo(userId); 5196 return userInfo != null && userInfo.isEnabled(); 5197 } finally { 5198 Binder.restoreCallingIdentity(callingId); 5199 } 5200 } 5201 5202 /** 5203 * Filter out activities with systemUserOnly flag set, when current user is not System. 5204 * 5205 * @return filtered list 5206 */ 5207 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5208 if (userId == UserHandle.USER_SYSTEM) { 5209 return resolveInfos; 5210 } 5211 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5212 ResolveInfo info = resolveInfos.get(i); 5213 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5214 resolveInfos.remove(i); 5215 } 5216 } 5217 return resolveInfos; 5218 } 5219 5220 /** 5221 * @param resolveInfos list of resolve infos in descending priority order 5222 * @return if the list contains a resolve info with non-negative priority 5223 */ 5224 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5225 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5226 } 5227 5228 private static boolean hasWebURI(Intent intent) { 5229 if (intent.getData() == null) { 5230 return false; 5231 } 5232 final String scheme = intent.getScheme(); 5233 if (TextUtils.isEmpty(scheme)) { 5234 return false; 5235 } 5236 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5237 } 5238 5239 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5240 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5241 int userId) { 5242 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5243 5244 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5245 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5246 candidates.size()); 5247 } 5248 5249 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5250 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5251 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5252 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5253 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5254 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5255 5256 synchronized (mPackages) { 5257 final int count = candidates.size(); 5258 // First, try to use linked apps. Partition the candidates into four lists: 5259 // one for the final results, one for the "do not use ever", one for "undefined status" 5260 // and finally one for "browser app type". 5261 for (int n=0; n<count; n++) { 5262 ResolveInfo info = candidates.get(n); 5263 String packageName = info.activityInfo.packageName; 5264 PackageSetting ps = mSettings.mPackages.get(packageName); 5265 if (ps != null) { 5266 // Add to the special match all list (Browser use case) 5267 if (info.handleAllWebDataURI) { 5268 matchAllList.add(info); 5269 continue; 5270 } 5271 // Try to get the status from User settings first 5272 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5273 int status = (int)(packedStatus >> 32); 5274 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5275 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5276 if (DEBUG_DOMAIN_VERIFICATION) { 5277 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5278 + " : linkgen=" + linkGeneration); 5279 } 5280 // Use link-enabled generation as preferredOrder, i.e. 5281 // prefer newly-enabled over earlier-enabled. 5282 info.preferredOrder = linkGeneration; 5283 alwaysList.add(info); 5284 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5285 if (DEBUG_DOMAIN_VERIFICATION) { 5286 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5287 } 5288 neverList.add(info); 5289 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5290 if (DEBUG_DOMAIN_VERIFICATION) { 5291 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5292 } 5293 alwaysAskList.add(info); 5294 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5295 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5296 if (DEBUG_DOMAIN_VERIFICATION) { 5297 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5298 } 5299 undefinedList.add(info); 5300 } 5301 } 5302 } 5303 5304 // We'll want to include browser possibilities in a few cases 5305 boolean includeBrowser = false; 5306 5307 // First try to add the "always" resolution(s) for the current user, if any 5308 if (alwaysList.size() > 0) { 5309 result.addAll(alwaysList); 5310 } else { 5311 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5312 result.addAll(undefinedList); 5313 // Maybe add one for the other profile. 5314 if (xpDomainInfo != null && ( 5315 xpDomainInfo.bestDomainVerificationStatus 5316 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5317 result.add(xpDomainInfo.resolveInfo); 5318 } 5319 includeBrowser = true; 5320 } 5321 5322 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5323 // If there were 'always' entries their preferred order has been set, so we also 5324 // back that off to make the alternatives equivalent 5325 if (alwaysAskList.size() > 0) { 5326 for (ResolveInfo i : result) { 5327 i.preferredOrder = 0; 5328 } 5329 result.addAll(alwaysAskList); 5330 includeBrowser = true; 5331 } 5332 5333 if (includeBrowser) { 5334 // Also add browsers (all of them or only the default one) 5335 if (DEBUG_DOMAIN_VERIFICATION) { 5336 Slog.v(TAG, " ...including browsers in candidate set"); 5337 } 5338 if ((matchFlags & MATCH_ALL) != 0) { 5339 result.addAll(matchAllList); 5340 } else { 5341 // Browser/generic handling case. If there's a default browser, go straight 5342 // to that (but only if there is no other higher-priority match). 5343 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5344 int maxMatchPrio = 0; 5345 ResolveInfo defaultBrowserMatch = null; 5346 final int numCandidates = matchAllList.size(); 5347 for (int n = 0; n < numCandidates; n++) { 5348 ResolveInfo info = matchAllList.get(n); 5349 // track the highest overall match priority... 5350 if (info.priority > maxMatchPrio) { 5351 maxMatchPrio = info.priority; 5352 } 5353 // ...and the highest-priority default browser match 5354 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5355 if (defaultBrowserMatch == null 5356 || (defaultBrowserMatch.priority < info.priority)) { 5357 if (debug) { 5358 Slog.v(TAG, "Considering default browser match " + info); 5359 } 5360 defaultBrowserMatch = info; 5361 } 5362 } 5363 } 5364 if (defaultBrowserMatch != null 5365 && defaultBrowserMatch.priority >= maxMatchPrio 5366 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5367 { 5368 if (debug) { 5369 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5370 } 5371 result.add(defaultBrowserMatch); 5372 } else { 5373 result.addAll(matchAllList); 5374 } 5375 } 5376 5377 // If there is nothing selected, add all candidates and remove the ones that the user 5378 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5379 if (result.size() == 0) { 5380 result.addAll(candidates); 5381 result.removeAll(neverList); 5382 } 5383 } 5384 } 5385 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5386 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5387 result.size()); 5388 for (ResolveInfo info : result) { 5389 Slog.v(TAG, " + " + info.activityInfo); 5390 } 5391 } 5392 return result; 5393 } 5394 5395 // Returns a packed value as a long: 5396 // 5397 // high 'int'-sized word: link status: undefined/ask/never/always. 5398 // low 'int'-sized word: relative priority among 'always' results. 5399 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5400 long result = ps.getDomainVerificationStatusForUser(userId); 5401 // if none available, get the master status 5402 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5403 if (ps.getIntentFilterVerificationInfo() != null) { 5404 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5405 } 5406 } 5407 return result; 5408 } 5409 5410 private ResolveInfo querySkipCurrentProfileIntents( 5411 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5412 int flags, int sourceUserId) { 5413 if (matchingFilters != null) { 5414 int size = matchingFilters.size(); 5415 for (int i = 0; i < size; i ++) { 5416 CrossProfileIntentFilter filter = matchingFilters.get(i); 5417 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5418 // Checking if there are activities in the target user that can handle the 5419 // intent. 5420 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5421 resolvedType, flags, sourceUserId); 5422 if (resolveInfo != null) { 5423 return resolveInfo; 5424 } 5425 } 5426 } 5427 } 5428 return null; 5429 } 5430 5431 // Return matching ResolveInfo in target user if any. 5432 private ResolveInfo queryCrossProfileIntents( 5433 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5434 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5435 if (matchingFilters != null) { 5436 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5437 // match the same intent. For performance reasons, it is better not to 5438 // run queryIntent twice for the same userId 5439 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5440 int size = matchingFilters.size(); 5441 for (int i = 0; i < size; i++) { 5442 CrossProfileIntentFilter filter = matchingFilters.get(i); 5443 int targetUserId = filter.getTargetUserId(); 5444 boolean skipCurrentProfile = 5445 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5446 boolean skipCurrentProfileIfNoMatchFound = 5447 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5448 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5449 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5450 // Checking if there are activities in the target user that can handle the 5451 // intent. 5452 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5453 resolvedType, flags, sourceUserId); 5454 if (resolveInfo != null) return resolveInfo; 5455 alreadyTriedUserIds.put(targetUserId, true); 5456 } 5457 } 5458 } 5459 return null; 5460 } 5461 5462 /** 5463 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5464 * will forward the intent to the filter's target user. 5465 * Otherwise, returns null. 5466 */ 5467 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5468 String resolvedType, int flags, int sourceUserId) { 5469 int targetUserId = filter.getTargetUserId(); 5470 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5471 resolvedType, flags, targetUserId); 5472 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 5473 // If all the matches in the target profile are suspended, return null. 5474 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 5475 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 5476 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 5477 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 5478 targetUserId); 5479 } 5480 } 5481 } 5482 return null; 5483 } 5484 5485 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5486 int sourceUserId, int targetUserId) { 5487 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5488 long ident = Binder.clearCallingIdentity(); 5489 boolean targetIsProfile; 5490 try { 5491 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5492 } finally { 5493 Binder.restoreCallingIdentity(ident); 5494 } 5495 String className; 5496 if (targetIsProfile) { 5497 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5498 } else { 5499 className = FORWARD_INTENT_TO_PARENT; 5500 } 5501 ComponentName forwardingActivityComponentName = new ComponentName( 5502 mAndroidApplication.packageName, className); 5503 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5504 sourceUserId); 5505 if (!targetIsProfile) { 5506 forwardingActivityInfo.showUserIcon = targetUserId; 5507 forwardingResolveInfo.noResourceId = true; 5508 } 5509 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5510 forwardingResolveInfo.priority = 0; 5511 forwardingResolveInfo.preferredOrder = 0; 5512 forwardingResolveInfo.match = 0; 5513 forwardingResolveInfo.isDefault = true; 5514 forwardingResolveInfo.filter = filter; 5515 forwardingResolveInfo.targetUserId = targetUserId; 5516 return forwardingResolveInfo; 5517 } 5518 5519 @Override 5520 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5521 Intent[] specifics, String[] specificTypes, Intent intent, 5522 String resolvedType, int flags, int userId) { 5523 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5524 flags = updateFlagsForResolve(flags, userId, intent); 5525 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5526 false, "query intent activity options"); 5527 final String resultsAction = intent.getAction(); 5528 5529 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5530 | PackageManager.GET_RESOLVED_FILTER, userId); 5531 5532 if (DEBUG_INTENT_MATCHING) { 5533 Log.v(TAG, "Query " + intent + ": " + results); 5534 } 5535 5536 int specificsPos = 0; 5537 int N; 5538 5539 // todo: note that the algorithm used here is O(N^2). This 5540 // isn't a problem in our current environment, but if we start running 5541 // into situations where we have more than 5 or 10 matches then this 5542 // should probably be changed to something smarter... 5543 5544 // First we go through and resolve each of the specific items 5545 // that were supplied, taking care of removing any corresponding 5546 // duplicate items in the generic resolve list. 5547 if (specifics != null) { 5548 for (int i=0; i<specifics.length; i++) { 5549 final Intent sintent = specifics[i]; 5550 if (sintent == null) { 5551 continue; 5552 } 5553 5554 if (DEBUG_INTENT_MATCHING) { 5555 Log.v(TAG, "Specific #" + i + ": " + sintent); 5556 } 5557 5558 String action = sintent.getAction(); 5559 if (resultsAction != null && resultsAction.equals(action)) { 5560 // If this action was explicitly requested, then don't 5561 // remove things that have it. 5562 action = null; 5563 } 5564 5565 ResolveInfo ri = null; 5566 ActivityInfo ai = null; 5567 5568 ComponentName comp = sintent.getComponent(); 5569 if (comp == null) { 5570 ri = resolveIntent( 5571 sintent, 5572 specificTypes != null ? specificTypes[i] : null, 5573 flags, userId); 5574 if (ri == null) { 5575 continue; 5576 } 5577 if (ri == mResolveInfo) { 5578 // ACK! Must do something better with this. 5579 } 5580 ai = ri.activityInfo; 5581 comp = new ComponentName(ai.applicationInfo.packageName, 5582 ai.name); 5583 } else { 5584 ai = getActivityInfo(comp, flags, userId); 5585 if (ai == null) { 5586 continue; 5587 } 5588 } 5589 5590 // Look for any generic query activities that are duplicates 5591 // of this specific one, and remove them from the results. 5592 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5593 N = results.size(); 5594 int j; 5595 for (j=specificsPos; j<N; j++) { 5596 ResolveInfo sri = results.get(j); 5597 if ((sri.activityInfo.name.equals(comp.getClassName()) 5598 && sri.activityInfo.applicationInfo.packageName.equals( 5599 comp.getPackageName())) 5600 || (action != null && sri.filter.matchAction(action))) { 5601 results.remove(j); 5602 if (DEBUG_INTENT_MATCHING) Log.v( 5603 TAG, "Removing duplicate item from " + j 5604 + " due to specific " + specificsPos); 5605 if (ri == null) { 5606 ri = sri; 5607 } 5608 j--; 5609 N--; 5610 } 5611 } 5612 5613 // Add this specific item to its proper place. 5614 if (ri == null) { 5615 ri = new ResolveInfo(); 5616 ri.activityInfo = ai; 5617 } 5618 results.add(specificsPos, ri); 5619 ri.specificIndex = i; 5620 specificsPos++; 5621 } 5622 } 5623 5624 // Now we go through the remaining generic results and remove any 5625 // duplicate actions that are found here. 5626 N = results.size(); 5627 for (int i=specificsPos; i<N-1; i++) { 5628 final ResolveInfo rii = results.get(i); 5629 if (rii.filter == null) { 5630 continue; 5631 } 5632 5633 // Iterate over all of the actions of this result's intent 5634 // filter... typically this should be just one. 5635 final Iterator<String> it = rii.filter.actionsIterator(); 5636 if (it == null) { 5637 continue; 5638 } 5639 while (it.hasNext()) { 5640 final String action = it.next(); 5641 if (resultsAction != null && resultsAction.equals(action)) { 5642 // If this action was explicitly requested, then don't 5643 // remove things that have it. 5644 continue; 5645 } 5646 for (int j=i+1; j<N; j++) { 5647 final ResolveInfo rij = results.get(j); 5648 if (rij.filter != null && rij.filter.hasAction(action)) { 5649 results.remove(j); 5650 if (DEBUG_INTENT_MATCHING) Log.v( 5651 TAG, "Removing duplicate item from " + j 5652 + " due to action " + action + " at " + i); 5653 j--; 5654 N--; 5655 } 5656 } 5657 } 5658 5659 // If the caller didn't request filter information, drop it now 5660 // so we don't have to marshall/unmarshall it. 5661 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5662 rii.filter = null; 5663 } 5664 } 5665 5666 // Filter out the caller activity if so requested. 5667 if (caller != null) { 5668 N = results.size(); 5669 for (int i=0; i<N; i++) { 5670 ActivityInfo ainfo = results.get(i).activityInfo; 5671 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5672 && caller.getClassName().equals(ainfo.name)) { 5673 results.remove(i); 5674 break; 5675 } 5676 } 5677 } 5678 5679 // If the caller didn't request filter information, 5680 // drop them now so we don't have to 5681 // marshall/unmarshall it. 5682 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5683 N = results.size(); 5684 for (int i=0; i<N; i++) { 5685 results.get(i).filter = null; 5686 } 5687 } 5688 5689 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5690 return results; 5691 } 5692 5693 @Override 5694 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5695 int userId) { 5696 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5697 flags = updateFlagsForResolve(flags, userId, intent); 5698 ComponentName comp = intent.getComponent(); 5699 if (comp == null) { 5700 if (intent.getSelector() != null) { 5701 intent = intent.getSelector(); 5702 comp = intent.getComponent(); 5703 } 5704 } 5705 if (comp != null) { 5706 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5707 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5708 if (ai != null) { 5709 ResolveInfo ri = new ResolveInfo(); 5710 ri.activityInfo = ai; 5711 list.add(ri); 5712 } 5713 return list; 5714 } 5715 5716 // reader 5717 synchronized (mPackages) { 5718 String pkgName = intent.getPackage(); 5719 if (pkgName == null) { 5720 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5721 } 5722 final PackageParser.Package pkg = mPackages.get(pkgName); 5723 if (pkg != null) { 5724 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5725 userId); 5726 } 5727 return null; 5728 } 5729 } 5730 5731 @Override 5732 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5733 if (!sUserManager.exists(userId)) return null; 5734 flags = updateFlagsForResolve(flags, userId, intent); 5735 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5736 if (query != null) { 5737 if (query.size() >= 1) { 5738 // If there is more than one service with the same priority, 5739 // just arbitrarily pick the first one. 5740 return query.get(0); 5741 } 5742 } 5743 return null; 5744 } 5745 5746 @Override 5747 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5748 int userId) { 5749 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5750 flags = updateFlagsForResolve(flags, userId, intent); 5751 ComponentName comp = intent.getComponent(); 5752 if (comp == null) { 5753 if (intent.getSelector() != null) { 5754 intent = intent.getSelector(); 5755 comp = intent.getComponent(); 5756 } 5757 } 5758 if (comp != null) { 5759 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5760 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5761 if (si != null) { 5762 final ResolveInfo ri = new ResolveInfo(); 5763 ri.serviceInfo = si; 5764 list.add(ri); 5765 } 5766 return list; 5767 } 5768 5769 // reader 5770 synchronized (mPackages) { 5771 String pkgName = intent.getPackage(); 5772 if (pkgName == null) { 5773 return mServices.queryIntent(intent, resolvedType, flags, userId); 5774 } 5775 final PackageParser.Package pkg = mPackages.get(pkgName); 5776 if (pkg != null) { 5777 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5778 userId); 5779 } 5780 return null; 5781 } 5782 } 5783 5784 @Override 5785 public List<ResolveInfo> queryIntentContentProviders( 5786 Intent intent, String resolvedType, int flags, int userId) { 5787 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5788 flags = updateFlagsForResolve(flags, userId, intent); 5789 ComponentName comp = intent.getComponent(); 5790 if (comp == null) { 5791 if (intent.getSelector() != null) { 5792 intent = intent.getSelector(); 5793 comp = intent.getComponent(); 5794 } 5795 } 5796 if (comp != null) { 5797 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5798 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5799 if (pi != null) { 5800 final ResolveInfo ri = new ResolveInfo(); 5801 ri.providerInfo = pi; 5802 list.add(ri); 5803 } 5804 return list; 5805 } 5806 5807 // reader 5808 synchronized (mPackages) { 5809 String pkgName = intent.getPackage(); 5810 if (pkgName == null) { 5811 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5812 } 5813 final PackageParser.Package pkg = mPackages.get(pkgName); 5814 if (pkg != null) { 5815 return mProviders.queryIntentForPackage( 5816 intent, resolvedType, flags, pkg.providers, userId); 5817 } 5818 return null; 5819 } 5820 } 5821 5822 @Override 5823 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5824 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5825 flags = updateFlagsForPackage(flags, userId, null); 5826 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5827 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5828 5829 // writer 5830 synchronized (mPackages) { 5831 ArrayList<PackageInfo> list; 5832 if (listUninstalled) { 5833 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5834 for (PackageSetting ps : mSettings.mPackages.values()) { 5835 PackageInfo pi; 5836 if (ps.pkg != null) { 5837 pi = generatePackageInfo(ps.pkg, flags, userId); 5838 } else { 5839 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5840 } 5841 if (pi != null) { 5842 list.add(pi); 5843 } 5844 } 5845 } else { 5846 list = new ArrayList<PackageInfo>(mPackages.size()); 5847 for (PackageParser.Package p : mPackages.values()) { 5848 PackageInfo pi = generatePackageInfo(p, flags, userId); 5849 if (pi != null) { 5850 list.add(pi); 5851 } 5852 } 5853 } 5854 5855 return new ParceledListSlice<PackageInfo>(list); 5856 } 5857 } 5858 5859 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5860 String[] permissions, boolean[] tmp, int flags, int userId) { 5861 int numMatch = 0; 5862 final PermissionsState permissionsState = ps.getPermissionsState(); 5863 for (int i=0; i<permissions.length; i++) { 5864 final String permission = permissions[i]; 5865 if (permissionsState.hasPermission(permission, userId)) { 5866 tmp[i] = true; 5867 numMatch++; 5868 } else { 5869 tmp[i] = false; 5870 } 5871 } 5872 if (numMatch == 0) { 5873 return; 5874 } 5875 PackageInfo pi; 5876 if (ps.pkg != null) { 5877 pi = generatePackageInfo(ps.pkg, flags, userId); 5878 } else { 5879 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5880 } 5881 // The above might return null in cases of uninstalled apps or install-state 5882 // skew across users/profiles. 5883 if (pi != null) { 5884 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5885 if (numMatch == permissions.length) { 5886 pi.requestedPermissions = permissions; 5887 } else { 5888 pi.requestedPermissions = new String[numMatch]; 5889 numMatch = 0; 5890 for (int i=0; i<permissions.length; i++) { 5891 if (tmp[i]) { 5892 pi.requestedPermissions[numMatch] = permissions[i]; 5893 numMatch++; 5894 } 5895 } 5896 } 5897 } 5898 list.add(pi); 5899 } 5900 } 5901 5902 @Override 5903 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5904 String[] permissions, int flags, int userId) { 5905 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5906 flags = updateFlagsForPackage(flags, userId, permissions); 5907 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5908 5909 // writer 5910 synchronized (mPackages) { 5911 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5912 boolean[] tmpBools = new boolean[permissions.length]; 5913 if (listUninstalled) { 5914 for (PackageSetting ps : mSettings.mPackages.values()) { 5915 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5916 } 5917 } else { 5918 for (PackageParser.Package pkg : mPackages.values()) { 5919 PackageSetting ps = (PackageSetting)pkg.mExtras; 5920 if (ps != null) { 5921 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5922 userId); 5923 } 5924 } 5925 } 5926 5927 return new ParceledListSlice<PackageInfo>(list); 5928 } 5929 } 5930 5931 @Override 5932 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5933 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5934 flags = updateFlagsForApplication(flags, userId, null); 5935 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5936 5937 // writer 5938 synchronized (mPackages) { 5939 ArrayList<ApplicationInfo> list; 5940 if (listUninstalled) { 5941 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5942 for (PackageSetting ps : mSettings.mPackages.values()) { 5943 ApplicationInfo ai; 5944 if (ps.pkg != null) { 5945 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5946 ps.readUserState(userId), userId); 5947 } else { 5948 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5949 } 5950 if (ai != null) { 5951 list.add(ai); 5952 } 5953 } 5954 } else { 5955 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5956 for (PackageParser.Package p : mPackages.values()) { 5957 if (p.mExtras != null) { 5958 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5959 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5960 if (ai != null) { 5961 list.add(ai); 5962 } 5963 } 5964 } 5965 } 5966 5967 return new ParceledListSlice<ApplicationInfo>(list); 5968 } 5969 } 5970 5971 @Override 5972 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5973 if (DISABLE_EPHEMERAL_APPS) { 5974 return null; 5975 } 5976 5977 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5978 "getEphemeralApplications"); 5979 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5980 "getEphemeralApplications"); 5981 synchronized (mPackages) { 5982 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5983 .getEphemeralApplicationsLPw(userId); 5984 if (ephemeralApps != null) { 5985 return new ParceledListSlice<>(ephemeralApps); 5986 } 5987 } 5988 return null; 5989 } 5990 5991 @Override 5992 public boolean isEphemeralApplication(String packageName, int userId) { 5993 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5994 "isEphemeral"); 5995 if (DISABLE_EPHEMERAL_APPS) { 5996 return false; 5997 } 5998 5999 if (!isCallerSameApp(packageName)) { 6000 return false; 6001 } 6002 synchronized (mPackages) { 6003 PackageParser.Package pkg = mPackages.get(packageName); 6004 if (pkg != null) { 6005 return pkg.applicationInfo.isEphemeralApp(); 6006 } 6007 } 6008 return false; 6009 } 6010 6011 @Override 6012 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 6013 if (DISABLE_EPHEMERAL_APPS) { 6014 return null; 6015 } 6016 6017 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 6018 "getCookie"); 6019 if (!isCallerSameApp(packageName)) { 6020 return null; 6021 } 6022 synchronized (mPackages) { 6023 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 6024 packageName, userId); 6025 } 6026 } 6027 6028 @Override 6029 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 6030 if (DISABLE_EPHEMERAL_APPS) { 6031 return true; 6032 } 6033 6034 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 6035 "setCookie"); 6036 if (!isCallerSameApp(packageName)) { 6037 return false; 6038 } 6039 synchronized (mPackages) { 6040 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 6041 packageName, cookie, userId); 6042 } 6043 } 6044 6045 @Override 6046 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 6047 if (DISABLE_EPHEMERAL_APPS) { 6048 return null; 6049 } 6050 6051 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6052 "getEphemeralApplicationIcon"); 6053 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 6054 "getEphemeralApplicationIcon"); 6055 synchronized (mPackages) { 6056 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 6057 packageName, userId); 6058 } 6059 } 6060 6061 private boolean isCallerSameApp(String packageName) { 6062 PackageParser.Package pkg = mPackages.get(packageName); 6063 return pkg != null 6064 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6065 } 6066 6067 public List<ApplicationInfo> getPersistentApplications(int flags) { 6068 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6069 6070 // reader 6071 synchronized (mPackages) { 6072 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6073 final int userId = UserHandle.getCallingUserId(); 6074 while (i.hasNext()) { 6075 final PackageParser.Package p = i.next(); 6076 if (p.applicationInfo != null 6077 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 6078 && (!mSafeMode || isSystemApp(p))) { 6079 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6080 if (ps != null) { 6081 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6082 ps.readUserState(userId), userId); 6083 if (ai != null) { 6084 finalList.add(ai); 6085 } 6086 } 6087 } 6088 } 6089 } 6090 6091 return finalList; 6092 } 6093 6094 @Override 6095 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6096 if (!sUserManager.exists(userId)) return null; 6097 flags = updateFlagsForComponent(flags, userId, name); 6098 // reader 6099 synchronized (mPackages) { 6100 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6101 PackageSetting ps = provider != null 6102 ? mSettings.mPackages.get(provider.owner.packageName) 6103 : null; 6104 return ps != null 6105 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6106 ? PackageParser.generateProviderInfo(provider, flags, 6107 ps.readUserState(userId), userId) 6108 : null; 6109 } 6110 } 6111 6112 /** 6113 * @deprecated 6114 */ 6115 @Deprecated 6116 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6117 // reader 6118 synchronized (mPackages) { 6119 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6120 .entrySet().iterator(); 6121 final int userId = UserHandle.getCallingUserId(); 6122 while (i.hasNext()) { 6123 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6124 PackageParser.Provider p = entry.getValue(); 6125 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6126 6127 if (ps != null && p.syncable 6128 && (!mSafeMode || (p.info.applicationInfo.flags 6129 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6130 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6131 ps.readUserState(userId), userId); 6132 if (info != null) { 6133 outNames.add(entry.getKey()); 6134 outInfo.add(info); 6135 } 6136 } 6137 } 6138 } 6139 } 6140 6141 @Override 6142 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6143 int uid, int flags) { 6144 final int userId = processName != null ? UserHandle.getUserId(uid) 6145 : UserHandle.getCallingUserId(); 6146 if (!sUserManager.exists(userId)) return null; 6147 flags = updateFlagsForComponent(flags, userId, processName); 6148 6149 ArrayList<ProviderInfo> finalList = null; 6150 // reader 6151 synchronized (mPackages) { 6152 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6153 while (i.hasNext()) { 6154 final PackageParser.Provider p = i.next(); 6155 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6156 if (ps != null && p.info.authority != null 6157 && (processName == null 6158 || (p.info.processName.equals(processName) 6159 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6160 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6161 if (finalList == null) { 6162 finalList = new ArrayList<ProviderInfo>(3); 6163 } 6164 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6165 ps.readUserState(userId), userId); 6166 if (info != null) { 6167 finalList.add(info); 6168 } 6169 } 6170 } 6171 } 6172 6173 if (finalList != null) { 6174 Collections.sort(finalList, mProviderInitOrderSorter); 6175 return new ParceledListSlice<ProviderInfo>(finalList); 6176 } 6177 6178 return null; 6179 } 6180 6181 @Override 6182 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6183 // reader 6184 synchronized (mPackages) { 6185 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6186 return PackageParser.generateInstrumentationInfo(i, flags); 6187 } 6188 } 6189 6190 @Override 6191 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6192 int flags) { 6193 ArrayList<InstrumentationInfo> finalList = 6194 new ArrayList<InstrumentationInfo>(); 6195 6196 // reader 6197 synchronized (mPackages) { 6198 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6199 while (i.hasNext()) { 6200 final PackageParser.Instrumentation p = i.next(); 6201 if (targetPackage == null 6202 || targetPackage.equals(p.info.targetPackage)) { 6203 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6204 flags); 6205 if (ii != null) { 6206 finalList.add(ii); 6207 } 6208 } 6209 } 6210 } 6211 6212 return finalList; 6213 } 6214 6215 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6216 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6217 if (overlays == null) { 6218 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6219 return; 6220 } 6221 for (PackageParser.Package opkg : overlays.values()) { 6222 // Not much to do if idmap fails: we already logged the error 6223 // and we certainly don't want to abort installation of pkg simply 6224 // because an overlay didn't fit properly. For these reasons, 6225 // ignore the return value of createIdmapForPackagePairLI. 6226 createIdmapForPackagePairLI(pkg, opkg); 6227 } 6228 } 6229 6230 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6231 PackageParser.Package opkg) { 6232 if (!opkg.mTrustedOverlay) { 6233 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6234 opkg.baseCodePath + ": overlay not trusted"); 6235 return false; 6236 } 6237 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6238 if (overlaySet == null) { 6239 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6240 opkg.baseCodePath + " but target package has no known overlays"); 6241 return false; 6242 } 6243 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6244 // TODO: generate idmap for split APKs 6245 try { 6246 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6247 } catch (InstallerException e) { 6248 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6249 + opkg.baseCodePath); 6250 return false; 6251 } 6252 PackageParser.Package[] overlayArray = 6253 overlaySet.values().toArray(new PackageParser.Package[0]); 6254 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6255 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6256 return p1.mOverlayPriority - p2.mOverlayPriority; 6257 } 6258 }; 6259 Arrays.sort(overlayArray, cmp); 6260 6261 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6262 int i = 0; 6263 for (PackageParser.Package p : overlayArray) { 6264 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6265 } 6266 return true; 6267 } 6268 6269 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6270 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6271 try { 6272 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6273 } finally { 6274 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6275 } 6276 } 6277 6278 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6279 final File[] files = dir.listFiles(); 6280 if (ArrayUtils.isEmpty(files)) { 6281 Log.d(TAG, "No files in app dir " + dir); 6282 return; 6283 } 6284 6285 if (DEBUG_PACKAGE_SCANNING) { 6286 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6287 + " flags=0x" + Integer.toHexString(parseFlags)); 6288 } 6289 6290 for (File file : files) { 6291 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6292 && !PackageInstallerService.isStageName(file.getName()); 6293 if (!isPackage) { 6294 // Ignore entries which are not packages 6295 continue; 6296 } 6297 try { 6298 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6299 scanFlags, currentTime, null); 6300 } catch (PackageManagerException e) { 6301 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6302 6303 // Delete invalid userdata apps 6304 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6305 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6306 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6307 removeCodePathLI(file); 6308 } 6309 } 6310 } 6311 } 6312 6313 private static File getSettingsProblemFile() { 6314 File dataDir = Environment.getDataDirectory(); 6315 File systemDir = new File(dataDir, "system"); 6316 File fname = new File(systemDir, "uiderrors.txt"); 6317 return fname; 6318 } 6319 6320 static void reportSettingsProblem(int priority, String msg) { 6321 logCriticalInfo(priority, msg); 6322 } 6323 6324 static void logCriticalInfo(int priority, String msg) { 6325 Slog.println(priority, TAG, msg); 6326 EventLogTags.writePmCriticalInfo(msg); 6327 try { 6328 File fname = getSettingsProblemFile(); 6329 FileOutputStream out = new FileOutputStream(fname, true); 6330 PrintWriter pw = new FastPrintWriter(out); 6331 SimpleDateFormat formatter = new SimpleDateFormat(); 6332 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6333 pw.println(dateString + ": " + msg); 6334 pw.close(); 6335 FileUtils.setPermissions( 6336 fname.toString(), 6337 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6338 -1, -1); 6339 } catch (java.io.IOException e) { 6340 } 6341 } 6342 6343 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 6344 int parseFlags) throws PackageManagerException { 6345 if (ps != null 6346 && ps.codePath.equals(srcFile) 6347 && ps.timeStamp == srcFile.lastModified() 6348 && !isCompatSignatureUpdateNeeded(pkg) 6349 && !isRecoverSignatureUpdateNeeded(pkg)) { 6350 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6351 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6352 ArraySet<PublicKey> signingKs; 6353 synchronized (mPackages) { 6354 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6355 } 6356 if (ps.signatures.mSignatures != null 6357 && ps.signatures.mSignatures.length != 0 6358 && signingKs != null) { 6359 // Optimization: reuse the existing cached certificates 6360 // if the package appears to be unchanged. 6361 pkg.mSignatures = ps.signatures.mSignatures; 6362 pkg.mSigningKeys = signingKs; 6363 return; 6364 } 6365 6366 Slog.w(TAG, "PackageSetting for " + ps.name 6367 + " is missing signatures. Collecting certs again to recover them."); 6368 } else { 6369 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6370 } 6371 6372 try { 6373 PackageParser.collectCertificates(pkg, parseFlags); 6374 } catch (PackageParserException e) { 6375 throw PackageManagerException.from(e); 6376 } 6377 } 6378 6379 /** 6380 * Traces a package scan. 6381 * @see #scanPackageLI(File, int, int, long, UserHandle) 6382 */ 6383 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6384 long currentTime, UserHandle user) throws PackageManagerException { 6385 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6386 try { 6387 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6388 } finally { 6389 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6390 } 6391 } 6392 6393 /** 6394 * Scans a package and returns the newly parsed package. 6395 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6396 */ 6397 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6398 long currentTime, UserHandle user) throws PackageManagerException { 6399 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6400 parseFlags |= mDefParseFlags; 6401 PackageParser pp = new PackageParser(); 6402 pp.setSeparateProcesses(mSeparateProcesses); 6403 pp.setOnlyCoreApps(mOnlyCore); 6404 pp.setDisplayMetrics(mMetrics); 6405 6406 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6407 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6408 } 6409 6410 final PackageParser.Package pkg; 6411 try { 6412 pkg = pp.parsePackage(scanFile, parseFlags); 6413 } catch (PackageParserException e) { 6414 throw PackageManagerException.from(e); 6415 } 6416 6417 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6418 } 6419 6420 /** 6421 * Scans a package and returns the newly parsed package. 6422 * @throws PackageManagerException on a parse error. 6423 */ 6424 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 6425 int parseFlags, int scanFlags, long currentTime, UserHandle user) 6426 throws PackageManagerException { 6427 // If the package has children and this is the first dive in the function 6428 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 6429 // packages (parent and children) would be successfully scanned before the 6430 // actual scan since scanning mutates internal state and we want to atomically 6431 // install the package and its children. 6432 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 6433 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 6434 scanFlags |= SCAN_CHECK_ONLY; 6435 } 6436 } else { 6437 scanFlags &= ~SCAN_CHECK_ONLY; 6438 } 6439 6440 // Scan the parent 6441 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, parseFlags, 6442 scanFlags, currentTime, user); 6443 6444 // Scan the children 6445 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 6446 for (int i = 0; i < childCount; i++) { 6447 PackageParser.Package childPackage = pkg.childPackages.get(i); 6448 scanPackageInternalLI(childPackage, scanFile, parseFlags, scanFlags, 6449 currentTime, user); 6450 } 6451 6452 6453 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 6454 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6455 } 6456 6457 return scannedPkg; 6458 } 6459 6460 /** 6461 * Scans a package and returns the newly parsed package. 6462 * @throws PackageManagerException on a parse error. 6463 */ 6464 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 6465 int parseFlags, int scanFlags, long currentTime, UserHandle user) 6466 throws PackageManagerException { 6467 PackageSetting ps = null; 6468 PackageSetting updatedPkg; 6469 // reader 6470 synchronized (mPackages) { 6471 // Look to see if we already know about this package. 6472 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6473 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6474 // This package has been renamed to its original name. Let's 6475 // use that. 6476 ps = mSettings.peekPackageLPr(oldName); 6477 } 6478 // If there was no original package, see one for the real package name. 6479 if (ps == null) { 6480 ps = mSettings.peekPackageLPr(pkg.packageName); 6481 } 6482 // Check to see if this package could be hiding/updating a system 6483 // package. Must look for it either under the original or real 6484 // package name depending on our state. 6485 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6486 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6487 6488 // If this is a package we don't know about on the system partition, we 6489 // may need to remove disabled child packages on the system partition 6490 // or may need to not add child packages if the parent apk is updated 6491 // on the data partition and no longer defines this child package. 6492 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6493 // If this is a parent package for an updated system app and this system 6494 // app got an OTA update which no longer defines some of the child packages 6495 // we have to prune them from the disabled system packages. 6496 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 6497 if (disabledPs != null) { 6498 final int scannedChildCount = (pkg.childPackages != null) 6499 ? pkg.childPackages.size() : 0; 6500 final int disabledChildCount = disabledPs.childPackageNames != null 6501 ? disabledPs.childPackageNames.size() : 0; 6502 for (int i = 0; i < disabledChildCount; i++) { 6503 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 6504 boolean disabledPackageAvailable = false; 6505 for (int j = 0; j < scannedChildCount; j++) { 6506 PackageParser.Package childPkg = pkg.childPackages.get(j); 6507 if (childPkg.packageName.equals(disabledChildPackageName)) { 6508 disabledPackageAvailable = true; 6509 break; 6510 } 6511 } 6512 if (!disabledPackageAvailable) { 6513 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 6514 } 6515 } 6516 } 6517 } 6518 } 6519 6520 boolean updatedPkgBetter = false; 6521 // First check if this is a system package that may involve an update 6522 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6523 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6524 // it needs to drop FLAG_PRIVILEGED. 6525 if (locationIsPrivileged(scanFile)) { 6526 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6527 } else { 6528 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6529 } 6530 6531 if (ps != null && !ps.codePath.equals(scanFile)) { 6532 // The path has changed from what was last scanned... check the 6533 // version of the new path against what we have stored to determine 6534 // what to do. 6535 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6536 if (pkg.mVersionCode <= ps.versionCode) { 6537 // The system package has been updated and the code path does not match 6538 // Ignore entry. Skip it. 6539 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6540 + " ignored: updated version " + ps.versionCode 6541 + " better than this " + pkg.mVersionCode); 6542 if (!updatedPkg.codePath.equals(scanFile)) { 6543 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6544 + ps.name + " changing from " + updatedPkg.codePathString 6545 + " to " + scanFile); 6546 updatedPkg.codePath = scanFile; 6547 updatedPkg.codePathString = scanFile.toString(); 6548 updatedPkg.resourcePath = scanFile; 6549 updatedPkg.resourcePathString = scanFile.toString(); 6550 } 6551 updatedPkg.pkg = pkg; 6552 updatedPkg.versionCode = pkg.mVersionCode; 6553 6554 // Update the disabled system child packages to point to the package too. 6555 final int childCount = updatedPkg.childPackageNames != null 6556 ? updatedPkg.childPackageNames.size() : 0; 6557 for (int i = 0; i < childCount; i++) { 6558 String childPackageName = updatedPkg.childPackageNames.get(i); 6559 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 6560 childPackageName); 6561 if (updatedChildPkg != null) { 6562 updatedChildPkg.pkg = pkg; 6563 updatedChildPkg.versionCode = pkg.mVersionCode; 6564 } 6565 } 6566 6567 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 6568 + scanFile + " ignored: updated version " + ps.versionCode 6569 + " better than this " + pkg.mVersionCode); 6570 } else { 6571 // The current app on the system partition is better than 6572 // what we have updated to on the data partition; switch 6573 // back to the system partition version. 6574 // At this point, its safely assumed that package installation for 6575 // apps in system partition will go through. If not there won't be a working 6576 // version of the app 6577 // writer 6578 synchronized (mPackages) { 6579 // Just remove the loaded entries from package lists. 6580 mPackages.remove(ps.name); 6581 } 6582 6583 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6584 + " reverting from " + ps.codePathString 6585 + ": new version " + pkg.mVersionCode 6586 + " better than installed " + ps.versionCode); 6587 6588 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6589 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6590 synchronized (mInstallLock) { 6591 args.cleanUpResourcesLI(); 6592 } 6593 synchronized (mPackages) { 6594 mSettings.enableSystemPackageLPw(ps.name); 6595 } 6596 updatedPkgBetter = true; 6597 } 6598 } 6599 } 6600 6601 if (updatedPkg != null) { 6602 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6603 // initially 6604 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6605 6606 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6607 // flag set initially 6608 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6609 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6610 } 6611 } 6612 6613 // Verify certificates against what was last scanned 6614 collectCertificatesLI(ps, pkg, scanFile, parseFlags); 6615 6616 /* 6617 * A new system app appeared, but we already had a non-system one of the 6618 * same name installed earlier. 6619 */ 6620 boolean shouldHideSystemApp = false; 6621 if (updatedPkg == null && ps != null 6622 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6623 /* 6624 * Check to make sure the signatures match first. If they don't, 6625 * wipe the installed application and its data. 6626 */ 6627 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6628 != PackageManager.SIGNATURE_MATCH) { 6629 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6630 + " signatures don't match existing userdata copy; removing"); 6631 deletePackageLI(pkg.packageName, null, true, null, 0, null, false, null); 6632 ps = null; 6633 } else { 6634 /* 6635 * If the newly-added system app is an older version than the 6636 * already installed version, hide it. It will be scanned later 6637 * and re-added like an update. 6638 */ 6639 if (pkg.mVersionCode <= ps.versionCode) { 6640 shouldHideSystemApp = true; 6641 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6642 + " but new version " + pkg.mVersionCode + " better than installed " 6643 + ps.versionCode + "; hiding system"); 6644 } else { 6645 /* 6646 * The newly found system app is a newer version that the 6647 * one previously installed. Simply remove the 6648 * already-installed application and replace it with our own 6649 * while keeping the application data. 6650 */ 6651 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6652 + " reverting from " + ps.codePathString + ": new version " 6653 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6654 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6655 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6656 synchronized (mInstallLock) { 6657 args.cleanUpResourcesLI(); 6658 } 6659 } 6660 } 6661 } 6662 6663 // The apk is forward locked (not public) if its code and resources 6664 // are kept in different files. (except for app in either system or 6665 // vendor path). 6666 // TODO grab this value from PackageSettings 6667 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6668 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6669 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6670 } 6671 } 6672 6673 // TODO: extend to support forward-locked splits 6674 String resourcePath = null; 6675 String baseResourcePath = null; 6676 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6677 if (ps != null && ps.resourcePathString != null) { 6678 resourcePath = ps.resourcePathString; 6679 baseResourcePath = ps.resourcePathString; 6680 } else { 6681 // Should not happen at all. Just log an error. 6682 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 6683 } 6684 } else { 6685 resourcePath = pkg.codePath; 6686 baseResourcePath = pkg.baseCodePath; 6687 } 6688 6689 // Set application objects path explicitly. 6690 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 6691 pkg.setApplicationInfoCodePath(pkg.codePath); 6692 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 6693 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 6694 pkg.setApplicationInfoResourcePath(resourcePath); 6695 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 6696 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 6697 6698 // Note that we invoke the following method only if we are about to unpack an application 6699 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6700 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6701 6702 /* 6703 * If the system app should be overridden by a previously installed 6704 * data, hide the system app now and let the /data/app scan pick it up 6705 * again. 6706 */ 6707 if (shouldHideSystemApp) { 6708 synchronized (mPackages) { 6709 mSettings.disableSystemPackageLPw(pkg.packageName, true); 6710 } 6711 } 6712 6713 return scannedPkg; 6714 } 6715 6716 private static String fixProcessName(String defProcessName, 6717 String processName, int uid) { 6718 if (processName == null) { 6719 return defProcessName; 6720 } 6721 return processName; 6722 } 6723 6724 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6725 throws PackageManagerException { 6726 if (pkgSetting.signatures.mSignatures != null) { 6727 // Already existing package. Make sure signatures match 6728 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6729 == PackageManager.SIGNATURE_MATCH; 6730 if (!match) { 6731 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6732 == PackageManager.SIGNATURE_MATCH; 6733 } 6734 if (!match) { 6735 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6736 == PackageManager.SIGNATURE_MATCH; 6737 } 6738 if (!match) { 6739 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6740 + pkg.packageName + " signatures do not match the " 6741 + "previously installed version; ignoring!"); 6742 } 6743 } 6744 6745 // Check for shared user signatures 6746 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6747 // Already existing package. Make sure signatures match 6748 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6749 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6750 if (!match) { 6751 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6752 == PackageManager.SIGNATURE_MATCH; 6753 } 6754 if (!match) { 6755 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6756 == PackageManager.SIGNATURE_MATCH; 6757 } 6758 if (!match) { 6759 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6760 "Package " + pkg.packageName 6761 + " has no signatures that match those in shared user " 6762 + pkgSetting.sharedUser.name + "; ignoring!"); 6763 } 6764 } 6765 } 6766 6767 /** 6768 * Enforces that only the system UID or root's UID can call a method exposed 6769 * via Binder. 6770 * 6771 * @param message used as message if SecurityException is thrown 6772 * @throws SecurityException if the caller is not system or root 6773 */ 6774 private static final void enforceSystemOrRoot(String message) { 6775 final int uid = Binder.getCallingUid(); 6776 if (uid != Process.SYSTEM_UID && uid != 0) { 6777 throw new SecurityException(message); 6778 } 6779 } 6780 6781 @Override 6782 public void performFstrimIfNeeded() { 6783 enforceSystemOrRoot("Only the system can request fstrim"); 6784 6785 // Before everything else, see whether we need to fstrim. 6786 try { 6787 IMountService ms = PackageHelper.getMountService(); 6788 if (ms != null) { 6789 final boolean isUpgrade = isUpgrade(); 6790 boolean doTrim = isUpgrade; 6791 if (doTrim) { 6792 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6793 } else { 6794 final long interval = android.provider.Settings.Global.getLong( 6795 mContext.getContentResolver(), 6796 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6797 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6798 if (interval > 0) { 6799 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6800 if (timeSinceLast > interval) { 6801 doTrim = true; 6802 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6803 + "; running immediately"); 6804 } 6805 } 6806 } 6807 if (doTrim) { 6808 if (!isFirstBoot()) { 6809 try { 6810 ActivityManagerNative.getDefault().showBootMessage( 6811 mContext.getResources().getString( 6812 R.string.android_upgrading_fstrim), true); 6813 } catch (RemoteException e) { 6814 } 6815 } 6816 ms.runMaintenance(); 6817 } 6818 } else { 6819 Slog.e(TAG, "Mount service unavailable!"); 6820 } 6821 } catch (RemoteException e) { 6822 // Can't happen; MountService is local 6823 } 6824 } 6825 6826 @Override 6827 public void extractPackagesIfNeeded() { 6828 enforceSystemOrRoot("Only the system can request package extraction"); 6829 6830 // Extract pacakges only if profile-guided compilation is enabled because 6831 // otherwise BackgroundDexOptService will not dexopt them later. 6832 if (!mUseJitProfiles || !isUpgrade()) { 6833 return; 6834 } 6835 6836 List<PackageParser.Package> pkgs; 6837 synchronized (mPackages) { 6838 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 6839 } 6840 6841 int curr = 0; 6842 int total = pkgs.size(); 6843 for (PackageParser.Package pkg : pkgs) { 6844 curr++; 6845 6846 if (DEBUG_DEXOPT) { 6847 Log.i(TAG, "Extracting app " + curr + " of " + total + ": " + pkg.packageName); 6848 } 6849 6850 if (!isFirstBoot()) { 6851 try { 6852 ActivityManagerNative.getDefault().showBootMessage( 6853 mContext.getResources().getString(R.string.android_upgrading_apk, 6854 curr, total), true); 6855 } catch (RemoteException e) { 6856 } 6857 } 6858 6859 if (PackageDexOptimizer.canOptimizePackage(pkg)) { 6860 performDexOpt(pkg.packageName, null /* instructionSet */, 6861 false /* useProfiles */, true /* extractOnly */, false /* force */); 6862 } 6863 } 6864 } 6865 6866 @Override 6867 public void notifyPackageUse(String packageName) { 6868 synchronized (mPackages) { 6869 PackageParser.Package p = mPackages.get(packageName); 6870 if (p == null) { 6871 return; 6872 } 6873 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6874 } 6875 } 6876 6877 // TODO: this is not used nor needed. Delete it. 6878 @Override 6879 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6880 return performDexOptTraced(packageName, instructionSet, false /* useProfiles */, 6881 false /* extractOnly */, false /* force */); 6882 } 6883 6884 @Override 6885 public boolean performDexOpt(String packageName, String instructionSet, boolean useProfiles, 6886 boolean extractOnly, boolean force) { 6887 return performDexOptTraced(packageName, instructionSet, useProfiles, extractOnly, force); 6888 } 6889 6890 private boolean performDexOptTraced(String packageName, String instructionSet, 6891 boolean useProfiles, boolean extractOnly, boolean force) { 6892 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6893 try { 6894 return performDexOptInternal(packageName, instructionSet, useProfiles, extractOnly, 6895 force); 6896 } finally { 6897 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6898 } 6899 } 6900 6901 private boolean performDexOptInternal(String packageName, String instructionSet, 6902 boolean useProfiles, boolean extractOnly, boolean force) { 6903 PackageParser.Package p; 6904 final String targetInstructionSet; 6905 synchronized (mPackages) { 6906 p = mPackages.get(packageName); 6907 if (p == null) { 6908 return false; 6909 } 6910 mPackageUsage.write(false); 6911 6912 targetInstructionSet = instructionSet != null ? instructionSet : 6913 getPrimaryInstructionSet(p.applicationInfo); 6914 if (!force && !useProfiles && p.mDexOptPerformed.contains(targetInstructionSet)) { 6915 // Skip only if we do not use profiles since they might trigger a recompilation. 6916 return false; 6917 } 6918 } 6919 long callingId = Binder.clearCallingIdentity(); 6920 try { 6921 synchronized (mInstallLock) { 6922 final String[] instructionSets = new String[] { targetInstructionSet }; 6923 int result = performDexOptInternalWithDependenciesLI(p, instructionSets, 6924 useProfiles, extractOnly, force); 6925 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6926 } 6927 } finally { 6928 Binder.restoreCallingIdentity(callingId); 6929 } 6930 } 6931 6932 public ArraySet<String> getOptimizablePackages() { 6933 ArraySet<String> pkgs = new ArraySet<String>(); 6934 synchronized (mPackages) { 6935 for (PackageParser.Package p : mPackages.values()) { 6936 if (PackageDexOptimizer.canOptimizePackage(p)) { 6937 pkgs.add(p.packageName); 6938 } 6939 } 6940 } 6941 return pkgs; 6942 } 6943 6944 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 6945 String instructionSets[], boolean useProfiles, boolean extractOnly, boolean force) { 6946 // Select the dex optimizer based on the force parameter. 6947 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 6948 // allocate an object here. 6949 PackageDexOptimizer pdo = force 6950 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 6951 : mPackageDexOptimizer; 6952 6953 // Optimize all dependencies first. Note: we ignore the return value and march on 6954 // on errors. 6955 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 6956 if (!deps.isEmpty()) { 6957 for (PackageParser.Package depPackage : deps) { 6958 // TODO: Analyze and investigate if we (should) profile libraries. 6959 // Currently this will do a full compilation of the library. 6960 pdo.performDexOpt(depPackage, instructionSets, false /* useProfiles */, 6961 false /* extractOnly */); 6962 } 6963 } 6964 6965 return pdo.performDexOpt(p, instructionSets, useProfiles, extractOnly); 6966 } 6967 6968 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 6969 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 6970 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 6971 Set<String> collectedNames = new HashSet<>(); 6972 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 6973 6974 retValue.remove(p); 6975 6976 return retValue; 6977 } else { 6978 return Collections.emptyList(); 6979 } 6980 } 6981 6982 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 6983 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 6984 if (!collectedNames.contains(p.packageName)) { 6985 collectedNames.add(p.packageName); 6986 collected.add(p); 6987 6988 if (p.usesLibraries != null) { 6989 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 6990 } 6991 if (p.usesOptionalLibraries != null) { 6992 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 6993 collectedNames); 6994 } 6995 } 6996 } 6997 6998 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 6999 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7000 for (String libName : libs) { 7001 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 7002 if (libPkg != null) { 7003 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 7004 } 7005 } 7006 } 7007 7008 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 7009 synchronized (mPackages) { 7010 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 7011 if (lib != null && lib.apk != null) { 7012 return mPackages.get(lib.apk); 7013 } 7014 } 7015 return null; 7016 } 7017 7018 public void shutdown() { 7019 mPackageUsage.write(true); 7020 } 7021 7022 @Override 7023 public void forceDexOpt(String packageName) { 7024 enforceSystemOrRoot("forceDexOpt"); 7025 7026 PackageParser.Package pkg; 7027 synchronized (mPackages) { 7028 pkg = mPackages.get(packageName); 7029 if (pkg == null) { 7030 throw new IllegalArgumentException("Unknown package: " + packageName); 7031 } 7032 } 7033 7034 synchronized (mInstallLock) { 7035 final String[] instructionSets = new String[] { 7036 getPrimaryInstructionSet(pkg.applicationInfo) }; 7037 7038 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7039 7040 // Whoever is calling forceDexOpt wants a fully compiled package. 7041 // Don't use profiles since that may cause compilation to be skipped. 7042 final int res = performDexOptInternalWithDependenciesLI(pkg, instructionSets, 7043 false /* useProfiles */, false /* extractOnly */, true /* force */); 7044 7045 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7046 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 7047 throw new IllegalStateException("Failed to dexopt: " + res); 7048 } 7049 } 7050 } 7051 7052 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 7053 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 7054 Slog.w(TAG, "Unable to update from " + oldPkg.name 7055 + " to " + newPkg.packageName 7056 + ": old package not in system partition"); 7057 return false; 7058 } else if (mPackages.get(oldPkg.name) != null) { 7059 Slog.w(TAG, "Unable to update from " + oldPkg.name 7060 + " to " + newPkg.packageName 7061 + ": old package still exists"); 7062 return false; 7063 } 7064 return true; 7065 } 7066 7067 private boolean removeDataDirsLI(String volumeUuid, String packageName) { 7068 // TODO: triage flags as part of 26466827 7069 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 7070 7071 boolean res = true; 7072 final int[] users = sUserManager.getUserIds(); 7073 for (int user : users) { 7074 try { 7075 mInstaller.destroyAppData(volumeUuid, packageName, user, flags); 7076 } catch (InstallerException e) { 7077 Slog.w(TAG, "Failed to delete data directory", e); 7078 res = false; 7079 } 7080 } 7081 return res; 7082 } 7083 7084 void removeCodePathLI(File codePath) { 7085 if (codePath.isDirectory()) { 7086 try { 7087 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7088 } catch (InstallerException e) { 7089 Slog.w(TAG, "Failed to remove code path", e); 7090 } 7091 } else { 7092 codePath.delete(); 7093 } 7094 } 7095 7096 void destroyAppDataLI(String volumeUuid, String packageName, int userId, int flags) { 7097 try { 7098 mInstaller.destroyAppData(volumeUuid, packageName, userId, flags); 7099 } catch (InstallerException e) { 7100 Slog.w(TAG, "Failed to destroy app data", e); 7101 } 7102 } 7103 7104 void restoreconAppDataLI(String volumeUuid, String packageName, int userId, int flags, 7105 int appId, String seinfo) { 7106 try { 7107 mInstaller.restoreconAppData(volumeUuid, packageName, userId, flags, appId, seinfo); 7108 } catch (InstallerException e) { 7109 Slog.e(TAG, "Failed to restorecon for " + packageName + ": " + e); 7110 } 7111 } 7112 7113 private void deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 7114 final PackageParser.Package pkg; 7115 synchronized (mPackages) { 7116 pkg = mPackages.get(packageName); 7117 } 7118 if (pkg == null) { 7119 Slog.w(TAG, "Failed to delete code cache directory. No package: " + packageName); 7120 return; 7121 } 7122 deleteCodeCacheDirsLI(pkg); 7123 } 7124 7125 private void deleteCodeCacheDirsLI(PackageParser.Package pkg) { 7126 // TODO: triage flags as part of 26466827 7127 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 7128 7129 int[] users = sUserManager.getUserIds(); 7130 int res = 0; 7131 for (int user : users) { 7132 // Remove the parent code cache 7133 try { 7134 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, user, 7135 flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 7136 } catch (InstallerException e) { 7137 Slog.w(TAG, "Failed to delete code cache directory", e); 7138 } 7139 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7140 for (int i = 0; i < childCount; i++) { 7141 PackageParser.Package childPkg = pkg.childPackages.get(i); 7142 // Remove the child code cache 7143 try { 7144 mInstaller.clearAppData(childPkg.volumeUuid, childPkg.packageName, 7145 user, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 7146 } catch (InstallerException e) { 7147 Slog.w(TAG, "Failed to delete code cache directory", e); 7148 } 7149 } 7150 } 7151 } 7152 7153 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 7154 long lastUpdateTime) { 7155 // Set parent install/update time 7156 PackageSetting ps = (PackageSetting) pkg.mExtras; 7157 if (ps != null) { 7158 ps.firstInstallTime = firstInstallTime; 7159 ps.lastUpdateTime = lastUpdateTime; 7160 } 7161 // Set children install/update time 7162 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7163 for (int i = 0; i < childCount; i++) { 7164 PackageParser.Package childPkg = pkg.childPackages.get(i); 7165 ps = (PackageSetting) childPkg.mExtras; 7166 if (ps != null) { 7167 ps.firstInstallTime = firstInstallTime; 7168 ps.lastUpdateTime = lastUpdateTime; 7169 } 7170 } 7171 } 7172 7173 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 7174 PackageParser.Package changingLib) { 7175 if (file.path != null) { 7176 usesLibraryFiles.add(file.path); 7177 return; 7178 } 7179 PackageParser.Package p = mPackages.get(file.apk); 7180 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 7181 // If we are doing this while in the middle of updating a library apk, 7182 // then we need to make sure to use that new apk for determining the 7183 // dependencies here. (We haven't yet finished committing the new apk 7184 // to the package manager state.) 7185 if (p == null || p.packageName.equals(changingLib.packageName)) { 7186 p = changingLib; 7187 } 7188 } 7189 if (p != null) { 7190 usesLibraryFiles.addAll(p.getAllCodePaths()); 7191 } 7192 } 7193 7194 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 7195 PackageParser.Package changingLib) throws PackageManagerException { 7196 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 7197 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 7198 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 7199 for (int i=0; i<N; i++) { 7200 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 7201 if (file == null) { 7202 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 7203 "Package " + pkg.packageName + " requires unavailable shared library " 7204 + pkg.usesLibraries.get(i) + "; failing!"); 7205 } 7206 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7207 } 7208 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 7209 for (int i=0; i<N; i++) { 7210 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 7211 if (file == null) { 7212 Slog.w(TAG, "Package " + pkg.packageName 7213 + " desires unavailable shared library " 7214 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 7215 } else { 7216 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7217 } 7218 } 7219 N = usesLibraryFiles.size(); 7220 if (N > 0) { 7221 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 7222 } else { 7223 pkg.usesLibraryFiles = null; 7224 } 7225 } 7226 } 7227 7228 private static boolean hasString(List<String> list, List<String> which) { 7229 if (list == null) { 7230 return false; 7231 } 7232 for (int i=list.size()-1; i>=0; i--) { 7233 for (int j=which.size()-1; j>=0; j--) { 7234 if (which.get(j).equals(list.get(i))) { 7235 return true; 7236 } 7237 } 7238 } 7239 return false; 7240 } 7241 7242 private void updateAllSharedLibrariesLPw() { 7243 for (PackageParser.Package pkg : mPackages.values()) { 7244 try { 7245 updateSharedLibrariesLPw(pkg, null); 7246 } catch (PackageManagerException e) { 7247 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7248 } 7249 } 7250 } 7251 7252 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 7253 PackageParser.Package changingPkg) { 7254 ArrayList<PackageParser.Package> res = null; 7255 for (PackageParser.Package pkg : mPackages.values()) { 7256 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 7257 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 7258 if (res == null) { 7259 res = new ArrayList<PackageParser.Package>(); 7260 } 7261 res.add(pkg); 7262 try { 7263 updateSharedLibrariesLPw(pkg, changingPkg); 7264 } catch (PackageManagerException e) { 7265 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7266 } 7267 } 7268 } 7269 return res; 7270 } 7271 7272 /** 7273 * Derive the value of the {@code cpuAbiOverride} based on the provided 7274 * value and an optional stored value from the package settings. 7275 */ 7276 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 7277 String cpuAbiOverride = null; 7278 7279 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 7280 cpuAbiOverride = null; 7281 } else if (abiOverride != null) { 7282 cpuAbiOverride = abiOverride; 7283 } else if (settings != null) { 7284 cpuAbiOverride = settings.cpuAbiOverrideString; 7285 } 7286 7287 return cpuAbiOverride; 7288 } 7289 7290 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 7291 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7292 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 7293 // If the package has children and this is the first dive in the function 7294 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 7295 // whether all packages (parent and children) would be successfully scanned 7296 // before the actual scan since scanning mutates internal state and we want 7297 // to atomically install the package and its children. 7298 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7299 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7300 scanFlags |= SCAN_CHECK_ONLY; 7301 } 7302 } else { 7303 scanFlags &= ~SCAN_CHECK_ONLY; 7304 } 7305 7306 final PackageParser.Package scannedPkg; 7307 try { 7308 // Scan the parent 7309 scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 7310 // Scan the children 7311 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7312 for (int i = 0; i < childCount; i++) { 7313 PackageParser.Package childPkg = pkg.childPackages.get(i); 7314 scanPackageLI(childPkg, parseFlags, 7315 scanFlags, currentTime, user); 7316 } 7317 } finally { 7318 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7319 } 7320 7321 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7322 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 7323 } 7324 7325 return scannedPkg; 7326 } 7327 7328 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 7329 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7330 boolean success = false; 7331 try { 7332 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 7333 currentTime, user); 7334 success = true; 7335 return res; 7336 } finally { 7337 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 7338 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 7339 } 7340 } 7341 } 7342 7343 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 7344 int scanFlags, long currentTime, UserHandle user) 7345 throws PackageManagerException { 7346 final File scanFile = new File(pkg.codePath); 7347 if (pkg.applicationInfo.getCodePath() == null || 7348 pkg.applicationInfo.getResourcePath() == null) { 7349 // Bail out. The resource and code paths haven't been set. 7350 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7351 "Code and resource paths haven't been set correctly"); 7352 } 7353 7354 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 7355 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 7356 } else { 7357 // Only allow system apps to be flagged as core apps. 7358 pkg.coreApp = false; 7359 } 7360 7361 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 7362 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7363 } 7364 7365 if (mCustomResolverComponentName != null && 7366 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 7367 setUpCustomResolverActivity(pkg); 7368 } 7369 7370 if (pkg.packageName.equals("android")) { 7371 synchronized (mPackages) { 7372 if (mAndroidApplication != null) { 7373 Slog.w(TAG, "*************************************************"); 7374 Slog.w(TAG, "Core android package being redefined. Skipping."); 7375 Slog.w(TAG, " file=" + scanFile); 7376 Slog.w(TAG, "*************************************************"); 7377 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7378 "Core android package being redefined. Skipping."); 7379 } 7380 7381 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7382 // Set up information for our fall-back user intent resolution activity. 7383 mPlatformPackage = pkg; 7384 pkg.mVersionCode = mSdkVersion; 7385 mAndroidApplication = pkg.applicationInfo; 7386 7387 if (!mResolverReplaced) { 7388 mResolveActivity.applicationInfo = mAndroidApplication; 7389 mResolveActivity.name = ResolverActivity.class.getName(); 7390 mResolveActivity.packageName = mAndroidApplication.packageName; 7391 mResolveActivity.processName = "system:ui"; 7392 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7393 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 7394 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 7395 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 7396 mResolveActivity.exported = true; 7397 mResolveActivity.enabled = true; 7398 mResolveInfo.activityInfo = mResolveActivity; 7399 mResolveInfo.priority = 0; 7400 mResolveInfo.preferredOrder = 0; 7401 mResolveInfo.match = 0; 7402 mResolveComponentName = new ComponentName( 7403 mAndroidApplication.packageName, mResolveActivity.name); 7404 } 7405 } 7406 } 7407 } 7408 7409 if (DEBUG_PACKAGE_SCANNING) { 7410 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7411 Log.d(TAG, "Scanning package " + pkg.packageName); 7412 } 7413 7414 synchronized (mPackages) { 7415 if (mPackages.containsKey(pkg.packageName) 7416 || mSharedLibraries.containsKey(pkg.packageName)) { 7417 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7418 "Application package " + pkg.packageName 7419 + " already installed. Skipping duplicate."); 7420 } 7421 7422 // If we're only installing presumed-existing packages, require that the 7423 // scanned APK is both already known and at the path previously established 7424 // for it. Previously unknown packages we pick up normally, but if we have an 7425 // a priori expectation about this package's install presence, enforce it. 7426 // With a singular exception for new system packages. When an OTA contains 7427 // a new system package, we allow the codepath to change from a system location 7428 // to the user-installed location. If we don't allow this change, any newer, 7429 // user-installed version of the application will be ignored. 7430 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 7431 if (mExpectingBetter.containsKey(pkg.packageName)) { 7432 logCriticalInfo(Log.WARN, 7433 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 7434 } else { 7435 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 7436 if (known != null) { 7437 if (DEBUG_PACKAGE_SCANNING) { 7438 Log.d(TAG, "Examining " + pkg.codePath 7439 + " and requiring known paths " + known.codePathString 7440 + " & " + known.resourcePathString); 7441 } 7442 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 7443 || !pkg.applicationInfo.getResourcePath().equals( 7444 known.resourcePathString)) { 7445 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 7446 "Application package " + pkg.packageName 7447 + " found at " + pkg.applicationInfo.getCodePath() 7448 + " but expected at " + known.codePathString 7449 + "; ignoring."); 7450 } 7451 } 7452 } 7453 } 7454 } 7455 7456 // Initialize package source and resource directories 7457 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 7458 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 7459 7460 SharedUserSetting suid = null; 7461 PackageSetting pkgSetting = null; 7462 7463 if (!isSystemApp(pkg)) { 7464 // Only system apps can use these features. 7465 pkg.mOriginalPackages = null; 7466 pkg.mRealPackage = null; 7467 pkg.mAdoptPermissions = null; 7468 } 7469 7470 // Getting the package setting may have a side-effect, so if we 7471 // are only checking if scan would succeed, stash a copy of the 7472 // old setting to restore at the end. 7473 PackageSetting nonMutatedPs = null; 7474 7475 // writer 7476 synchronized (mPackages) { 7477 if (pkg.mSharedUserId != null) { 7478 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7479 if (suid == null) { 7480 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7481 "Creating application package " + pkg.packageName 7482 + " for shared user failed"); 7483 } 7484 if (DEBUG_PACKAGE_SCANNING) { 7485 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7486 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7487 + "): packages=" + suid.packages); 7488 } 7489 } 7490 7491 // Check if we are renaming from an original package name. 7492 PackageSetting origPackage = null; 7493 String realName = null; 7494 if (pkg.mOriginalPackages != null) { 7495 // This package may need to be renamed to a previously 7496 // installed name. Let's check on that... 7497 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7498 if (pkg.mOriginalPackages.contains(renamed)) { 7499 // This package had originally been installed as the 7500 // original name, and we have already taken care of 7501 // transitioning to the new one. Just update the new 7502 // one to continue using the old name. 7503 realName = pkg.mRealPackage; 7504 if (!pkg.packageName.equals(renamed)) { 7505 // Callers into this function may have already taken 7506 // care of renaming the package; only do it here if 7507 // it is not already done. 7508 pkg.setPackageName(renamed); 7509 } 7510 7511 } else { 7512 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7513 if ((origPackage = mSettings.peekPackageLPr( 7514 pkg.mOriginalPackages.get(i))) != null) { 7515 // We do have the package already installed under its 7516 // original name... should we use it? 7517 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7518 // New package is not compatible with original. 7519 origPackage = null; 7520 continue; 7521 } else if (origPackage.sharedUser != null) { 7522 // Make sure uid is compatible between packages. 7523 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7524 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7525 + " to " + pkg.packageName + ": old uid " 7526 + origPackage.sharedUser.name 7527 + " differs from " + pkg.mSharedUserId); 7528 origPackage = null; 7529 continue; 7530 } 7531 } else { 7532 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7533 + pkg.packageName + " to old name " + origPackage.name); 7534 } 7535 break; 7536 } 7537 } 7538 } 7539 } 7540 7541 if (mTransferedPackages.contains(pkg.packageName)) { 7542 Slog.w(TAG, "Package " + pkg.packageName 7543 + " was transferred to another, but its .apk remains"); 7544 } 7545 7546 // See comments in nonMutatedPs declaration 7547 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7548 PackageSetting foundPs = mSettings.peekPackageLPr(pkg.packageName); 7549 if (foundPs != null) { 7550 nonMutatedPs = new PackageSetting(foundPs); 7551 } 7552 } 7553 7554 // Just create the setting, don't add it yet. For already existing packages 7555 // the PkgSetting exists already and doesn't have to be created. 7556 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7557 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7558 pkg.applicationInfo.primaryCpuAbi, 7559 pkg.applicationInfo.secondaryCpuAbi, 7560 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7561 user, false); 7562 if (pkgSetting == null) { 7563 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7564 "Creating application package " + pkg.packageName + " failed"); 7565 } 7566 7567 if (pkgSetting.origPackage != null) { 7568 // If we are first transitioning from an original package, 7569 // fix up the new package's name now. We need to do this after 7570 // looking up the package under its new name, so getPackageLP 7571 // can take care of fiddling things correctly. 7572 pkg.setPackageName(origPackage.name); 7573 7574 // File a report about this. 7575 String msg = "New package " + pkgSetting.realName 7576 + " renamed to replace old package " + pkgSetting.name; 7577 reportSettingsProblem(Log.WARN, msg); 7578 7579 // Make a note of it. 7580 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7581 mTransferedPackages.add(origPackage.name); 7582 } 7583 7584 // No longer need to retain this. 7585 pkgSetting.origPackage = null; 7586 } 7587 7588 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 7589 // Make a note of it. 7590 mTransferedPackages.add(pkg.packageName); 7591 } 7592 7593 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7594 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7595 } 7596 7597 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7598 // Check all shared libraries and map to their actual file path. 7599 // We only do this here for apps not on a system dir, because those 7600 // are the only ones that can fail an install due to this. We 7601 // will take care of the system apps by updating all of their 7602 // library paths after the scan is done. 7603 updateSharedLibrariesLPw(pkg, null); 7604 } 7605 7606 if (mFoundPolicyFile) { 7607 SELinuxMMAC.assignSeinfoValue(pkg); 7608 } 7609 7610 pkg.applicationInfo.uid = pkgSetting.appId; 7611 pkg.mExtras = pkgSetting; 7612 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7613 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7614 // We just determined the app is signed correctly, so bring 7615 // over the latest parsed certs. 7616 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7617 } else { 7618 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7619 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7620 "Package " + pkg.packageName + " upgrade keys do not match the " 7621 + "previously installed version"); 7622 } else { 7623 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7624 String msg = "System package " + pkg.packageName 7625 + " signature changed; retaining data."; 7626 reportSettingsProblem(Log.WARN, msg); 7627 } 7628 } 7629 } else { 7630 try { 7631 verifySignaturesLP(pkgSetting, pkg); 7632 // We just determined the app is signed correctly, so bring 7633 // over the latest parsed certs. 7634 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7635 } catch (PackageManagerException e) { 7636 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7637 throw e; 7638 } 7639 // The signature has changed, but this package is in the system 7640 // image... let's recover! 7641 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7642 // However... if this package is part of a shared user, but it 7643 // doesn't match the signature of the shared user, let's fail. 7644 // What this means is that you can't change the signatures 7645 // associated with an overall shared user, which doesn't seem all 7646 // that unreasonable. 7647 if (pkgSetting.sharedUser != null) { 7648 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7649 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7650 throw new PackageManagerException( 7651 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7652 "Signature mismatch for shared user: " 7653 + pkgSetting.sharedUser); 7654 } 7655 } 7656 // File a report about this. 7657 String msg = "System package " + pkg.packageName 7658 + " signature changed; retaining data."; 7659 reportSettingsProblem(Log.WARN, msg); 7660 } 7661 } 7662 // Verify that this new package doesn't have any content providers 7663 // that conflict with existing packages. Only do this if the 7664 // package isn't already installed, since we don't want to break 7665 // things that are installed. 7666 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7667 final int N = pkg.providers.size(); 7668 int i; 7669 for (i=0; i<N; i++) { 7670 PackageParser.Provider p = pkg.providers.get(i); 7671 if (p.info.authority != null) { 7672 String names[] = p.info.authority.split(";"); 7673 for (int j = 0; j < names.length; j++) { 7674 if (mProvidersByAuthority.containsKey(names[j])) { 7675 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7676 final String otherPackageName = 7677 ((other != null && other.getComponentName() != null) ? 7678 other.getComponentName().getPackageName() : "?"); 7679 throw new PackageManagerException( 7680 INSTALL_FAILED_CONFLICTING_PROVIDER, 7681 "Can't install because provider name " + names[j] 7682 + " (in package " + pkg.applicationInfo.packageName 7683 + ") is already used by " + otherPackageName); 7684 } 7685 } 7686 } 7687 } 7688 } 7689 7690 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 7691 // This package wants to adopt ownership of permissions from 7692 // another package. 7693 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7694 final String origName = pkg.mAdoptPermissions.get(i); 7695 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7696 if (orig != null) { 7697 if (verifyPackageUpdateLPr(orig, pkg)) { 7698 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7699 + pkg.packageName); 7700 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7701 } 7702 } 7703 } 7704 } 7705 } 7706 7707 final String pkgName = pkg.packageName; 7708 7709 final long scanFileTime = scanFile.lastModified(); 7710 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7711 pkg.applicationInfo.processName = fixProcessName( 7712 pkg.applicationInfo.packageName, 7713 pkg.applicationInfo.processName, 7714 pkg.applicationInfo.uid); 7715 7716 if (pkg != mPlatformPackage) { 7717 // Get all of our default paths setup 7718 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7719 } 7720 7721 final String path = scanFile.getPath(); 7722 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7723 7724 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7725 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7726 7727 // Some system apps still use directory structure for native libraries 7728 // in which case we might end up not detecting abi solely based on apk 7729 // structure. Try to detect abi based on directory structure. 7730 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7731 pkg.applicationInfo.primaryCpuAbi == null) { 7732 setBundledAppAbisAndRoots(pkg, pkgSetting); 7733 setNativeLibraryPaths(pkg); 7734 } 7735 7736 } else { 7737 if ((scanFlags & SCAN_MOVE) != 0) { 7738 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7739 // but we already have this packages package info in the PackageSetting. We just 7740 // use that and derive the native library path based on the new codepath. 7741 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7742 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7743 } 7744 7745 // Set native library paths again. For moves, the path will be updated based on the 7746 // ABIs we've determined above. For non-moves, the path will be updated based on the 7747 // ABIs we determined during compilation, but the path will depend on the final 7748 // package path (after the rename away from the stage path). 7749 setNativeLibraryPaths(pkg); 7750 } 7751 7752 // This is a special case for the "system" package, where the ABI is 7753 // dictated by the zygote configuration (and init.rc). We should keep track 7754 // of this ABI so that we can deal with "normal" applications that run under 7755 // the same UID correctly. 7756 if (mPlatformPackage == pkg) { 7757 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7758 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7759 } 7760 7761 // If there's a mismatch between the abi-override in the package setting 7762 // and the abiOverride specified for the install. Warn about this because we 7763 // would've already compiled the app without taking the package setting into 7764 // account. 7765 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7766 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7767 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7768 " for package " + pkg.packageName); 7769 } 7770 } 7771 7772 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7773 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7774 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7775 7776 // Copy the derived override back to the parsed package, so that we can 7777 // update the package settings accordingly. 7778 pkg.cpuAbiOverride = cpuAbiOverride; 7779 7780 if (DEBUG_ABI_SELECTION) { 7781 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7782 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7783 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7784 } 7785 7786 // Push the derived path down into PackageSettings so we know what to 7787 // clean up at uninstall time. 7788 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7789 7790 if (DEBUG_ABI_SELECTION) { 7791 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7792 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7793 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7794 } 7795 7796 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7797 // We don't do this here during boot because we can do it all 7798 // at once after scanning all existing packages. 7799 // 7800 // We also do this *before* we perform dexopt on this package, so that 7801 // we can avoid redundant dexopts, and also to make sure we've got the 7802 // code and package path correct. 7803 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7804 pkg, true /* boot complete */); 7805 } 7806 7807 if (mFactoryTest && pkg.requestedPermissions.contains( 7808 android.Manifest.permission.FACTORY_TEST)) { 7809 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7810 } 7811 7812 ArrayList<PackageParser.Package> clientLibPkgs = null; 7813 7814 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7815 if (nonMutatedPs != null) { 7816 synchronized (mPackages) { 7817 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 7818 } 7819 } 7820 return pkg; 7821 } 7822 7823 // Only privileged apps and updated privileged apps can add child packages. 7824 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 7825 if ((parseFlags & PARSE_IS_PRIVILEGED) == 0) { 7826 throw new PackageManagerException("Only privileged apps and updated " 7827 + "privileged apps can add child packages. Ignoring package " 7828 + pkg.packageName); 7829 } 7830 final int childCount = pkg.childPackages.size(); 7831 for (int i = 0; i < childCount; i++) { 7832 PackageParser.Package childPkg = pkg.childPackages.get(i); 7833 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 7834 childPkg.packageName)) { 7835 throw new PackageManagerException("Cannot override a child package of " 7836 + "another disabled system app. Ignoring package " + pkg.packageName); 7837 } 7838 } 7839 } 7840 7841 // writer 7842 synchronized (mPackages) { 7843 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7844 // Only system apps can add new shared libraries. 7845 if (pkg.libraryNames != null) { 7846 for (int i=0; i<pkg.libraryNames.size(); i++) { 7847 String name = pkg.libraryNames.get(i); 7848 boolean allowed = false; 7849 if (pkg.isUpdatedSystemApp()) { 7850 // New library entries can only be added through the 7851 // system image. This is important to get rid of a lot 7852 // of nasty edge cases: for example if we allowed a non- 7853 // system update of the app to add a library, then uninstalling 7854 // the update would make the library go away, and assumptions 7855 // we made such as through app install filtering would now 7856 // have allowed apps on the device which aren't compatible 7857 // with it. Better to just have the restriction here, be 7858 // conservative, and create many fewer cases that can negatively 7859 // impact the user experience. 7860 final PackageSetting sysPs = mSettings 7861 .getDisabledSystemPkgLPr(pkg.packageName); 7862 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7863 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7864 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7865 allowed = true; 7866 break; 7867 } 7868 } 7869 } 7870 } else { 7871 allowed = true; 7872 } 7873 if (allowed) { 7874 if (!mSharedLibraries.containsKey(name)) { 7875 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7876 } else if (!name.equals(pkg.packageName)) { 7877 Slog.w(TAG, "Package " + pkg.packageName + " library " 7878 + name + " already exists; skipping"); 7879 } 7880 } else { 7881 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7882 + name + " that is not declared on system image; skipping"); 7883 } 7884 } 7885 if ((scanFlags & SCAN_BOOTING) == 0) { 7886 // If we are not booting, we need to update any applications 7887 // that are clients of our shared library. If we are booting, 7888 // this will all be done once the scan is complete. 7889 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7890 } 7891 } 7892 } 7893 } 7894 7895 // Request the ActivityManager to kill the process(only for existing packages) 7896 // so that we do not end up in a confused state while the user is still using the older 7897 // version of the application while the new one gets installed. 7898 if ((scanFlags & SCAN_REPLACING) != 0) { 7899 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7900 7901 killApplication(pkg.applicationInfo.packageName, 7902 pkg.applicationInfo.uid, "replace pkg"); 7903 7904 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7905 } 7906 7907 // Also need to kill any apps that are dependent on the library. 7908 if (clientLibPkgs != null) { 7909 for (int i=0; i<clientLibPkgs.size(); i++) { 7910 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7911 killApplication(clientPkg.applicationInfo.packageName, 7912 clientPkg.applicationInfo.uid, "update lib"); 7913 } 7914 } 7915 7916 // Make sure we're not adding any bogus keyset info 7917 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7918 ksms.assertScannedPackageValid(pkg); 7919 7920 // writer 7921 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7922 7923 boolean createIdmapFailed = false; 7924 synchronized (mPackages) { 7925 // We don't expect installation to fail beyond this point 7926 7927 // Add the new setting to mSettings 7928 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7929 // Add the new setting to mPackages 7930 mPackages.put(pkg.applicationInfo.packageName, pkg); 7931 // Make sure we don't accidentally delete its data. 7932 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7933 while (iter.hasNext()) { 7934 PackageCleanItem item = iter.next(); 7935 if (pkgName.equals(item.packageName)) { 7936 iter.remove(); 7937 } 7938 } 7939 7940 // Take care of first install / last update times. 7941 if (currentTime != 0) { 7942 if (pkgSetting.firstInstallTime == 0) { 7943 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7944 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7945 pkgSetting.lastUpdateTime = currentTime; 7946 } 7947 } else if (pkgSetting.firstInstallTime == 0) { 7948 // We need *something*. Take time time stamp of the file. 7949 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7950 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7951 if (scanFileTime != pkgSetting.timeStamp) { 7952 // A package on the system image has changed; consider this 7953 // to be an update. 7954 pkgSetting.lastUpdateTime = scanFileTime; 7955 } 7956 } 7957 7958 // Add the package's KeySets to the global KeySetManagerService 7959 ksms.addScannedPackageLPw(pkg); 7960 7961 int N = pkg.providers.size(); 7962 StringBuilder r = null; 7963 int i; 7964 for (i=0; i<N; i++) { 7965 PackageParser.Provider p = pkg.providers.get(i); 7966 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7967 p.info.processName, pkg.applicationInfo.uid); 7968 mProviders.addProvider(p); 7969 p.syncable = p.info.isSyncable; 7970 if (p.info.authority != null) { 7971 String names[] = p.info.authority.split(";"); 7972 p.info.authority = null; 7973 for (int j = 0; j < names.length; j++) { 7974 if (j == 1 && p.syncable) { 7975 // We only want the first authority for a provider to possibly be 7976 // syncable, so if we already added this provider using a different 7977 // authority clear the syncable flag. We copy the provider before 7978 // changing it because the mProviders object contains a reference 7979 // to a provider that we don't want to change. 7980 // Only do this for the second authority since the resulting provider 7981 // object can be the same for all future authorities for this provider. 7982 p = new PackageParser.Provider(p); 7983 p.syncable = false; 7984 } 7985 if (!mProvidersByAuthority.containsKey(names[j])) { 7986 mProvidersByAuthority.put(names[j], p); 7987 if (p.info.authority == null) { 7988 p.info.authority = names[j]; 7989 } else { 7990 p.info.authority = p.info.authority + ";" + names[j]; 7991 } 7992 if (DEBUG_PACKAGE_SCANNING) { 7993 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7994 Log.d(TAG, "Registered content provider: " + names[j] 7995 + ", className = " + p.info.name + ", isSyncable = " 7996 + p.info.isSyncable); 7997 } 7998 } else { 7999 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8000 Slog.w(TAG, "Skipping provider name " + names[j] + 8001 " (in package " + pkg.applicationInfo.packageName + 8002 "): name already used by " 8003 + ((other != null && other.getComponentName() != null) 8004 ? other.getComponentName().getPackageName() : "?")); 8005 } 8006 } 8007 } 8008 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8009 if (r == null) { 8010 r = new StringBuilder(256); 8011 } else { 8012 r.append(' '); 8013 } 8014 r.append(p.info.name); 8015 } 8016 } 8017 if (r != null) { 8018 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 8019 } 8020 8021 N = pkg.services.size(); 8022 r = null; 8023 for (i=0; i<N; i++) { 8024 PackageParser.Service s = pkg.services.get(i); 8025 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 8026 s.info.processName, pkg.applicationInfo.uid); 8027 mServices.addService(s); 8028 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8029 if (r == null) { 8030 r = new StringBuilder(256); 8031 } else { 8032 r.append(' '); 8033 } 8034 r.append(s.info.name); 8035 } 8036 } 8037 if (r != null) { 8038 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 8039 } 8040 8041 N = pkg.receivers.size(); 8042 r = null; 8043 for (i=0; i<N; i++) { 8044 PackageParser.Activity a = pkg.receivers.get(i); 8045 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8046 a.info.processName, pkg.applicationInfo.uid); 8047 mReceivers.addActivity(a, "receiver"); 8048 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8049 if (r == null) { 8050 r = new StringBuilder(256); 8051 } else { 8052 r.append(' '); 8053 } 8054 r.append(a.info.name); 8055 } 8056 } 8057 if (r != null) { 8058 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 8059 } 8060 8061 N = pkg.activities.size(); 8062 r = null; 8063 for (i=0; i<N; i++) { 8064 PackageParser.Activity a = pkg.activities.get(i); 8065 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8066 a.info.processName, pkg.applicationInfo.uid); 8067 mActivities.addActivity(a, "activity"); 8068 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8069 if (r == null) { 8070 r = new StringBuilder(256); 8071 } else { 8072 r.append(' '); 8073 } 8074 r.append(a.info.name); 8075 } 8076 } 8077 if (r != null) { 8078 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 8079 } 8080 8081 N = pkg.permissionGroups.size(); 8082 r = null; 8083 for (i=0; i<N; i++) { 8084 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 8085 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 8086 if (cur == null) { 8087 mPermissionGroups.put(pg.info.name, pg); 8088 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8089 if (r == null) { 8090 r = new StringBuilder(256); 8091 } else { 8092 r.append(' '); 8093 } 8094 r.append(pg.info.name); 8095 } 8096 } else { 8097 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 8098 + pg.info.packageName + " ignored: original from " 8099 + cur.info.packageName); 8100 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8101 if (r == null) { 8102 r = new StringBuilder(256); 8103 } else { 8104 r.append(' '); 8105 } 8106 r.append("DUP:"); 8107 r.append(pg.info.name); 8108 } 8109 } 8110 } 8111 if (r != null) { 8112 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 8113 } 8114 8115 N = pkg.permissions.size(); 8116 r = null; 8117 for (i=0; i<N; i++) { 8118 PackageParser.Permission p = pkg.permissions.get(i); 8119 8120 // Assume by default that we did not install this permission into the system. 8121 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 8122 8123 // Now that permission groups have a special meaning, we ignore permission 8124 // groups for legacy apps to prevent unexpected behavior. In particular, 8125 // permissions for one app being granted to someone just becase they happen 8126 // to be in a group defined by another app (before this had no implications). 8127 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 8128 p.group = mPermissionGroups.get(p.info.group); 8129 // Warn for a permission in an unknown group. 8130 if (p.info.group != null && p.group == null) { 8131 Slog.w(TAG, "Permission " + p.info.name + " from package " 8132 + p.info.packageName + " in an unknown group " + p.info.group); 8133 } 8134 } 8135 8136 ArrayMap<String, BasePermission> permissionMap = 8137 p.tree ? mSettings.mPermissionTrees 8138 : mSettings.mPermissions; 8139 BasePermission bp = permissionMap.get(p.info.name); 8140 8141 // Allow system apps to redefine non-system permissions 8142 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 8143 final boolean currentOwnerIsSystem = (bp.perm != null 8144 && isSystemApp(bp.perm.owner)); 8145 if (isSystemApp(p.owner)) { 8146 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 8147 // It's a built-in permission and no owner, take ownership now 8148 bp.packageSetting = pkgSetting; 8149 bp.perm = p; 8150 bp.uid = pkg.applicationInfo.uid; 8151 bp.sourcePackage = p.info.packageName; 8152 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8153 } else if (!currentOwnerIsSystem) { 8154 String msg = "New decl " + p.owner + " of permission " 8155 + p.info.name + " is system; overriding " + bp.sourcePackage; 8156 reportSettingsProblem(Log.WARN, msg); 8157 bp = null; 8158 } 8159 } 8160 } 8161 8162 if (bp == null) { 8163 bp = new BasePermission(p.info.name, p.info.packageName, 8164 BasePermission.TYPE_NORMAL); 8165 permissionMap.put(p.info.name, bp); 8166 } 8167 8168 if (bp.perm == null) { 8169 if (bp.sourcePackage == null 8170 || bp.sourcePackage.equals(p.info.packageName)) { 8171 BasePermission tree = findPermissionTreeLP(p.info.name); 8172 if (tree == null 8173 || tree.sourcePackage.equals(p.info.packageName)) { 8174 bp.packageSetting = pkgSetting; 8175 bp.perm = p; 8176 bp.uid = pkg.applicationInfo.uid; 8177 bp.sourcePackage = p.info.packageName; 8178 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8179 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8180 if (r == null) { 8181 r = new StringBuilder(256); 8182 } else { 8183 r.append(' '); 8184 } 8185 r.append(p.info.name); 8186 } 8187 } else { 8188 Slog.w(TAG, "Permission " + p.info.name + " from package " 8189 + p.info.packageName + " ignored: base tree " 8190 + tree.name + " is from package " 8191 + tree.sourcePackage); 8192 } 8193 } else { 8194 Slog.w(TAG, "Permission " + p.info.name + " from package " 8195 + p.info.packageName + " ignored: original from " 8196 + bp.sourcePackage); 8197 } 8198 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8199 if (r == null) { 8200 r = new StringBuilder(256); 8201 } else { 8202 r.append(' '); 8203 } 8204 r.append("DUP:"); 8205 r.append(p.info.name); 8206 } 8207 if (bp.perm == p) { 8208 bp.protectionLevel = p.info.protectionLevel; 8209 } 8210 } 8211 8212 if (r != null) { 8213 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 8214 } 8215 8216 N = pkg.instrumentation.size(); 8217 r = null; 8218 for (i=0; i<N; i++) { 8219 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8220 a.info.packageName = pkg.applicationInfo.packageName; 8221 a.info.sourceDir = pkg.applicationInfo.sourceDir; 8222 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 8223 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 8224 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 8225 a.info.dataDir = pkg.applicationInfo.dataDir; 8226 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 8227 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 8228 8229 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 8230 // need other information about the application, like the ABI and what not ? 8231 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 8232 mInstrumentation.put(a.getComponentName(), a); 8233 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8234 if (r == null) { 8235 r = new StringBuilder(256); 8236 } else { 8237 r.append(' '); 8238 } 8239 r.append(a.info.name); 8240 } 8241 } 8242 if (r != null) { 8243 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 8244 } 8245 8246 if (pkg.protectedBroadcasts != null) { 8247 N = pkg.protectedBroadcasts.size(); 8248 for (i=0; i<N; i++) { 8249 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 8250 } 8251 } 8252 8253 pkgSetting.setTimeStamp(scanFileTime); 8254 8255 // Create idmap files for pairs of (packages, overlay packages). 8256 // Note: "android", ie framework-res.apk, is handled by native layers. 8257 if (pkg.mOverlayTarget != null) { 8258 // This is an overlay package. 8259 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 8260 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 8261 mOverlays.put(pkg.mOverlayTarget, 8262 new ArrayMap<String, PackageParser.Package>()); 8263 } 8264 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 8265 map.put(pkg.packageName, pkg); 8266 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 8267 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 8268 createIdmapFailed = true; 8269 } 8270 } 8271 } else if (mOverlays.containsKey(pkg.packageName) && 8272 !pkg.packageName.equals("android")) { 8273 // This is a regular package, with one or more known overlay packages. 8274 createIdmapsForPackageLI(pkg); 8275 } 8276 } 8277 8278 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8279 8280 if (createIdmapFailed) { 8281 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8282 "scanPackageLI failed to createIdmap"); 8283 } 8284 return pkg; 8285 } 8286 8287 /** 8288 * Derive the ABI of a non-system package located at {@code scanFile}. This information 8289 * is derived purely on the basis of the contents of {@code scanFile} and 8290 * {@code cpuAbiOverride}. 8291 * 8292 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 8293 */ 8294 private void derivePackageAbi(PackageParser.Package pkg, File scanFile, 8295 String cpuAbiOverride, boolean extractLibs) 8296 throws PackageManagerException { 8297 // TODO: We can probably be smarter about this stuff. For installed apps, 8298 // we can calculate this information at install time once and for all. For 8299 // system apps, we can probably assume that this information doesn't change 8300 // after the first boot scan. As things stand, we do lots of unnecessary work. 8301 8302 // Give ourselves some initial paths; we'll come back for another 8303 // pass once we've determined ABI below. 8304 setNativeLibraryPaths(pkg); 8305 8306 // We would never need to extract libs for forward-locked and external packages, 8307 // since the container service will do it for us. We shouldn't attempt to 8308 // extract libs from system app when it was not updated. 8309 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 8310 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 8311 extractLibs = false; 8312 } 8313 8314 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 8315 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 8316 8317 NativeLibraryHelper.Handle handle = null; 8318 try { 8319 handle = NativeLibraryHelper.Handle.create(pkg); 8320 // TODO(multiArch): This can be null for apps that didn't go through the 8321 // usual installation process. We can calculate it again, like we 8322 // do during install time. 8323 // 8324 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 8325 // unnecessary. 8326 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 8327 8328 // Null out the abis so that they can be recalculated. 8329 pkg.applicationInfo.primaryCpuAbi = null; 8330 pkg.applicationInfo.secondaryCpuAbi = null; 8331 if (isMultiArch(pkg.applicationInfo)) { 8332 // Warn if we've set an abiOverride for multi-lib packages.. 8333 // By definition, we need to copy both 32 and 64 bit libraries for 8334 // such packages. 8335 if (pkg.cpuAbiOverride != null 8336 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 8337 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 8338 } 8339 8340 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 8341 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 8342 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 8343 if (extractLibs) { 8344 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8345 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 8346 useIsaSpecificSubdirs); 8347 } else { 8348 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 8349 } 8350 } 8351 8352 maybeThrowExceptionForMultiArchCopy( 8353 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 8354 8355 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 8356 if (extractLibs) { 8357 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8358 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 8359 useIsaSpecificSubdirs); 8360 } else { 8361 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 8362 } 8363 } 8364 8365 maybeThrowExceptionForMultiArchCopy( 8366 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 8367 8368 if (abi64 >= 0) { 8369 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 8370 } 8371 8372 if (abi32 >= 0) { 8373 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 8374 if (abi64 >= 0) { 8375 if (cpuAbiOverride == null && pkg.use32bitAbi) { 8376 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 8377 pkg.applicationInfo.primaryCpuAbi = abi; 8378 } else { 8379 pkg.applicationInfo.secondaryCpuAbi = abi; 8380 } 8381 } else { 8382 pkg.applicationInfo.primaryCpuAbi = abi; 8383 } 8384 } 8385 8386 } else { 8387 String[] abiList = (cpuAbiOverride != null) ? 8388 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8389 8390 // Enable gross and lame hacks for apps that are built with old 8391 // SDK tools. We must scan their APKs for renderscript bitcode and 8392 // not launch them if it's present. Don't bother checking on devices 8393 // that don't have 64 bit support. 8394 boolean needsRenderScriptOverride = false; 8395 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8396 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8397 abiList = Build.SUPPORTED_32_BIT_ABIS; 8398 needsRenderScriptOverride = true; 8399 } 8400 8401 final int copyRet; 8402 if (extractLibs) { 8403 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8404 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8405 } else { 8406 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8407 } 8408 8409 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8410 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8411 "Error unpackaging native libs for app, errorCode=" + copyRet); 8412 } 8413 8414 if (copyRet >= 0) { 8415 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8416 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8417 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8418 } else if (needsRenderScriptOverride) { 8419 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8420 } 8421 } 8422 } catch (IOException ioe) { 8423 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8424 } finally { 8425 IoUtils.closeQuietly(handle); 8426 } 8427 8428 // Now that we've calculated the ABIs and determined if it's an internal app, 8429 // we will go ahead and populate the nativeLibraryPath. 8430 setNativeLibraryPaths(pkg); 8431 } 8432 8433 /** 8434 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8435 * i.e, so that all packages can be run inside a single process if required. 8436 * 8437 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8438 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8439 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8440 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8441 * updating a package that belongs to a shared user. 8442 * 8443 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8444 * adds unnecessary complexity. 8445 */ 8446 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8447 PackageParser.Package scannedPackage, boolean bootComplete) { 8448 String requiredInstructionSet = null; 8449 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8450 requiredInstructionSet = VMRuntime.getInstructionSet( 8451 scannedPackage.applicationInfo.primaryCpuAbi); 8452 } 8453 8454 PackageSetting requirer = null; 8455 for (PackageSetting ps : packagesForUser) { 8456 // If packagesForUser contains scannedPackage, we skip it. This will happen 8457 // when scannedPackage is an update of an existing package. Without this check, 8458 // we will never be able to change the ABI of any package belonging to a shared 8459 // user, even if it's compatible with other packages. 8460 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8461 if (ps.primaryCpuAbiString == null) { 8462 continue; 8463 } 8464 8465 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8466 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8467 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8468 // this but there's not much we can do. 8469 String errorMessage = "Instruction set mismatch, " 8470 + ((requirer == null) ? "[caller]" : requirer) 8471 + " requires " + requiredInstructionSet + " whereas " + ps 8472 + " requires " + instructionSet; 8473 Slog.w(TAG, errorMessage); 8474 } 8475 8476 if (requiredInstructionSet == null) { 8477 requiredInstructionSet = instructionSet; 8478 requirer = ps; 8479 } 8480 } 8481 } 8482 8483 if (requiredInstructionSet != null) { 8484 String adjustedAbi; 8485 if (requirer != null) { 8486 // requirer != null implies that either scannedPackage was null or that scannedPackage 8487 // did not require an ABI, in which case we have to adjust scannedPackage to match 8488 // the ABI of the set (which is the same as requirer's ABI) 8489 adjustedAbi = requirer.primaryCpuAbiString; 8490 if (scannedPackage != null) { 8491 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8492 } 8493 } else { 8494 // requirer == null implies that we're updating all ABIs in the set to 8495 // match scannedPackage. 8496 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8497 } 8498 8499 for (PackageSetting ps : packagesForUser) { 8500 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8501 if (ps.primaryCpuAbiString != null) { 8502 continue; 8503 } 8504 8505 ps.primaryCpuAbiString = adjustedAbi; 8506 if (ps.pkg != null && ps.pkg.applicationInfo != null && 8507 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 8508 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8509 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 8510 + " (requirer=" 8511 + (requirer == null ? "null" : requirer.pkg.packageName) 8512 + ", scannedPackage=" 8513 + (scannedPackage != null ? scannedPackage.packageName : "null") 8514 + ")"); 8515 try { 8516 mInstaller.rmdex(ps.codePathString, 8517 getDexCodeInstructionSet(getPreferredInstructionSet())); 8518 } catch (InstallerException ignored) { 8519 } 8520 } 8521 } 8522 } 8523 } 8524 } 8525 8526 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8527 synchronized (mPackages) { 8528 mResolverReplaced = true; 8529 // Set up information for custom user intent resolution activity. 8530 mResolveActivity.applicationInfo = pkg.applicationInfo; 8531 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8532 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8533 mResolveActivity.processName = pkg.applicationInfo.packageName; 8534 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8535 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8536 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8537 mResolveActivity.theme = 0; 8538 mResolveActivity.exported = true; 8539 mResolveActivity.enabled = true; 8540 mResolveInfo.activityInfo = mResolveActivity; 8541 mResolveInfo.priority = 0; 8542 mResolveInfo.preferredOrder = 0; 8543 mResolveInfo.match = 0; 8544 mResolveComponentName = mCustomResolverComponentName; 8545 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8546 mResolveComponentName); 8547 } 8548 } 8549 8550 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8551 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8552 8553 // Set up information for ephemeral installer activity 8554 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8555 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8556 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8557 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8558 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8559 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8560 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8561 mEphemeralInstallerActivity.theme = 0; 8562 mEphemeralInstallerActivity.exported = true; 8563 mEphemeralInstallerActivity.enabled = true; 8564 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8565 mEphemeralInstallerInfo.priority = 0; 8566 mEphemeralInstallerInfo.preferredOrder = 0; 8567 mEphemeralInstallerInfo.match = 0; 8568 8569 if (DEBUG_EPHEMERAL) { 8570 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8571 } 8572 } 8573 8574 private static String calculateBundledApkRoot(final String codePathString) { 8575 final File codePath = new File(codePathString); 8576 final File codeRoot; 8577 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8578 codeRoot = Environment.getRootDirectory(); 8579 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8580 codeRoot = Environment.getOemDirectory(); 8581 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8582 codeRoot = Environment.getVendorDirectory(); 8583 } else { 8584 // Unrecognized code path; take its top real segment as the apk root: 8585 // e.g. /something/app/blah.apk => /something 8586 try { 8587 File f = codePath.getCanonicalFile(); 8588 File parent = f.getParentFile(); // non-null because codePath is a file 8589 File tmp; 8590 while ((tmp = parent.getParentFile()) != null) { 8591 f = parent; 8592 parent = tmp; 8593 } 8594 codeRoot = f; 8595 Slog.w(TAG, "Unrecognized code path " 8596 + codePath + " - using " + codeRoot); 8597 } catch (IOException e) { 8598 // Can't canonicalize the code path -- shenanigans? 8599 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8600 return Environment.getRootDirectory().getPath(); 8601 } 8602 } 8603 return codeRoot.getPath(); 8604 } 8605 8606 /** 8607 * Derive and set the location of native libraries for the given package, 8608 * which varies depending on where and how the package was installed. 8609 */ 8610 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8611 final ApplicationInfo info = pkg.applicationInfo; 8612 final String codePath = pkg.codePath; 8613 final File codeFile = new File(codePath); 8614 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8615 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8616 8617 info.nativeLibraryRootDir = null; 8618 info.nativeLibraryRootRequiresIsa = false; 8619 info.nativeLibraryDir = null; 8620 info.secondaryNativeLibraryDir = null; 8621 8622 if (isApkFile(codeFile)) { 8623 // Monolithic install 8624 if (bundledApp) { 8625 // If "/system/lib64/apkname" exists, assume that is the per-package 8626 // native library directory to use; otherwise use "/system/lib/apkname". 8627 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8628 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8629 getPrimaryInstructionSet(info)); 8630 8631 // This is a bundled system app so choose the path based on the ABI. 8632 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8633 // is just the default path. 8634 final String apkName = deriveCodePathName(codePath); 8635 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8636 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8637 apkName).getAbsolutePath(); 8638 8639 if (info.secondaryCpuAbi != null) { 8640 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8641 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8642 secondaryLibDir, apkName).getAbsolutePath(); 8643 } 8644 } else if (asecApp) { 8645 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8646 .getAbsolutePath(); 8647 } else { 8648 final String apkName = deriveCodePathName(codePath); 8649 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8650 .getAbsolutePath(); 8651 } 8652 8653 info.nativeLibraryRootRequiresIsa = false; 8654 info.nativeLibraryDir = info.nativeLibraryRootDir; 8655 } else { 8656 // Cluster install 8657 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8658 info.nativeLibraryRootRequiresIsa = true; 8659 8660 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8661 getPrimaryInstructionSet(info)).getAbsolutePath(); 8662 8663 if (info.secondaryCpuAbi != null) { 8664 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8665 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8666 } 8667 } 8668 } 8669 8670 /** 8671 * Calculate the abis and roots for a bundled app. These can uniquely 8672 * be determined from the contents of the system partition, i.e whether 8673 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8674 * of this information, and instead assume that the system was built 8675 * sensibly. 8676 */ 8677 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8678 PackageSetting pkgSetting) { 8679 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8680 8681 // If "/system/lib64/apkname" exists, assume that is the per-package 8682 // native library directory to use; otherwise use "/system/lib/apkname". 8683 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8684 setBundledAppAbi(pkg, apkRoot, apkName); 8685 // pkgSetting might be null during rescan following uninstall of updates 8686 // to a bundled app, so accommodate that possibility. The settings in 8687 // that case will be established later from the parsed package. 8688 // 8689 // If the settings aren't null, sync them up with what we've just derived. 8690 // note that apkRoot isn't stored in the package settings. 8691 if (pkgSetting != null) { 8692 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8693 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8694 } 8695 } 8696 8697 /** 8698 * Deduces the ABI of a bundled app and sets the relevant fields on the 8699 * parsed pkg object. 8700 * 8701 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8702 * under which system libraries are installed. 8703 * @param apkName the name of the installed package. 8704 */ 8705 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8706 final File codeFile = new File(pkg.codePath); 8707 8708 final boolean has64BitLibs; 8709 final boolean has32BitLibs; 8710 if (isApkFile(codeFile)) { 8711 // Monolithic install 8712 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8713 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8714 } else { 8715 // Cluster install 8716 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8717 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8718 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8719 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8720 has64BitLibs = (new File(rootDir, isa)).exists(); 8721 } else { 8722 has64BitLibs = false; 8723 } 8724 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8725 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8726 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8727 has32BitLibs = (new File(rootDir, isa)).exists(); 8728 } else { 8729 has32BitLibs = false; 8730 } 8731 } 8732 8733 if (has64BitLibs && !has32BitLibs) { 8734 // The package has 64 bit libs, but not 32 bit libs. Its primary 8735 // ABI should be 64 bit. We can safely assume here that the bundled 8736 // native libraries correspond to the most preferred ABI in the list. 8737 8738 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8739 pkg.applicationInfo.secondaryCpuAbi = null; 8740 } else if (has32BitLibs && !has64BitLibs) { 8741 // The package has 32 bit libs but not 64 bit libs. Its primary 8742 // ABI should be 32 bit. 8743 8744 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8745 pkg.applicationInfo.secondaryCpuAbi = null; 8746 } else if (has32BitLibs && has64BitLibs) { 8747 // The application has both 64 and 32 bit bundled libraries. We check 8748 // here that the app declares multiArch support, and warn if it doesn't. 8749 // 8750 // We will be lenient here and record both ABIs. The primary will be the 8751 // ABI that's higher on the list, i.e, a device that's configured to prefer 8752 // 64 bit apps will see a 64 bit primary ABI, 8753 8754 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8755 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8756 } 8757 8758 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8759 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8760 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8761 } else { 8762 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8763 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8764 } 8765 } else { 8766 pkg.applicationInfo.primaryCpuAbi = null; 8767 pkg.applicationInfo.secondaryCpuAbi = null; 8768 } 8769 } 8770 8771 private void killPackage(PackageParser.Package pkg, String reason) { 8772 // Kill the parent package 8773 killApplication(pkg.packageName, pkg.applicationInfo.uid, reason); 8774 // Kill the child packages 8775 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8776 for (int i = 0; i < childCount; i++) { 8777 PackageParser.Package childPkg = pkg.childPackages.get(i); 8778 killApplication(childPkg.packageName, childPkg.applicationInfo.uid, reason); 8779 } 8780 } 8781 8782 private void killApplication(String pkgName, int appId, String reason) { 8783 // Request the ActivityManager to kill the process(only for existing packages) 8784 // so that we do not end up in a confused state while the user is still using the older 8785 // version of the application while the new one gets installed. 8786 IActivityManager am = ActivityManagerNative.getDefault(); 8787 if (am != null) { 8788 try { 8789 am.killApplicationWithAppId(pkgName, appId, reason); 8790 } catch (RemoteException e) { 8791 } 8792 } 8793 } 8794 8795 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 8796 // Remove the parent package setting 8797 PackageSetting ps = (PackageSetting) pkg.mExtras; 8798 if (ps != null) { 8799 removePackageLI(ps, chatty); 8800 } 8801 // Remove the child package setting 8802 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8803 for (int i = 0; i < childCount; i++) { 8804 PackageParser.Package childPkg = pkg.childPackages.get(i); 8805 ps = (PackageSetting) childPkg.mExtras; 8806 if (ps != null) { 8807 removePackageLI(ps, chatty); 8808 } 8809 } 8810 } 8811 8812 void removePackageLI(PackageSetting ps, boolean chatty) { 8813 if (DEBUG_INSTALL) { 8814 if (chatty) 8815 Log.d(TAG, "Removing package " + ps.name); 8816 } 8817 8818 // writer 8819 synchronized (mPackages) { 8820 mPackages.remove(ps.name); 8821 final PackageParser.Package pkg = ps.pkg; 8822 if (pkg != null) { 8823 cleanPackageDataStructuresLILPw(pkg, chatty); 8824 } 8825 } 8826 } 8827 8828 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8829 if (DEBUG_INSTALL) { 8830 if (chatty) 8831 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8832 } 8833 8834 // writer 8835 synchronized (mPackages) { 8836 // Remove the parent package 8837 mPackages.remove(pkg.applicationInfo.packageName); 8838 cleanPackageDataStructuresLILPw(pkg, chatty); 8839 8840 // Remove the child packages 8841 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8842 for (int i = 0; i < childCount; i++) { 8843 PackageParser.Package childPkg = pkg.childPackages.get(i); 8844 mPackages.remove(childPkg.applicationInfo.packageName); 8845 cleanPackageDataStructuresLILPw(childPkg, chatty); 8846 } 8847 } 8848 } 8849 8850 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8851 int N = pkg.providers.size(); 8852 StringBuilder r = null; 8853 int i; 8854 for (i=0; i<N; i++) { 8855 PackageParser.Provider p = pkg.providers.get(i); 8856 mProviders.removeProvider(p); 8857 if (p.info.authority == null) { 8858 8859 /* There was another ContentProvider with this authority when 8860 * this app was installed so this authority is null, 8861 * Ignore it as we don't have to unregister the provider. 8862 */ 8863 continue; 8864 } 8865 String names[] = p.info.authority.split(";"); 8866 for (int j = 0; j < names.length; j++) { 8867 if (mProvidersByAuthority.get(names[j]) == p) { 8868 mProvidersByAuthority.remove(names[j]); 8869 if (DEBUG_REMOVE) { 8870 if (chatty) 8871 Log.d(TAG, "Unregistered content provider: " + names[j] 8872 + ", className = " + p.info.name + ", isSyncable = " 8873 + p.info.isSyncable); 8874 } 8875 } 8876 } 8877 if (DEBUG_REMOVE && chatty) { 8878 if (r == null) { 8879 r = new StringBuilder(256); 8880 } else { 8881 r.append(' '); 8882 } 8883 r.append(p.info.name); 8884 } 8885 } 8886 if (r != null) { 8887 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8888 } 8889 8890 N = pkg.services.size(); 8891 r = null; 8892 for (i=0; i<N; i++) { 8893 PackageParser.Service s = pkg.services.get(i); 8894 mServices.removeService(s); 8895 if (chatty) { 8896 if (r == null) { 8897 r = new StringBuilder(256); 8898 } else { 8899 r.append(' '); 8900 } 8901 r.append(s.info.name); 8902 } 8903 } 8904 if (r != null) { 8905 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8906 } 8907 8908 N = pkg.receivers.size(); 8909 r = null; 8910 for (i=0; i<N; i++) { 8911 PackageParser.Activity a = pkg.receivers.get(i); 8912 mReceivers.removeActivity(a, "receiver"); 8913 if (DEBUG_REMOVE && chatty) { 8914 if (r == null) { 8915 r = new StringBuilder(256); 8916 } else { 8917 r.append(' '); 8918 } 8919 r.append(a.info.name); 8920 } 8921 } 8922 if (r != null) { 8923 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8924 } 8925 8926 N = pkg.activities.size(); 8927 r = null; 8928 for (i=0; i<N; i++) { 8929 PackageParser.Activity a = pkg.activities.get(i); 8930 mActivities.removeActivity(a, "activity"); 8931 if (DEBUG_REMOVE && chatty) { 8932 if (r == null) { 8933 r = new StringBuilder(256); 8934 } else { 8935 r.append(' '); 8936 } 8937 r.append(a.info.name); 8938 } 8939 } 8940 if (r != null) { 8941 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8942 } 8943 8944 N = pkg.permissions.size(); 8945 r = null; 8946 for (i=0; i<N; i++) { 8947 PackageParser.Permission p = pkg.permissions.get(i); 8948 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8949 if (bp == null) { 8950 bp = mSettings.mPermissionTrees.get(p.info.name); 8951 } 8952 if (bp != null && bp.perm == p) { 8953 bp.perm = null; 8954 if (DEBUG_REMOVE && chatty) { 8955 if (r == null) { 8956 r = new StringBuilder(256); 8957 } else { 8958 r.append(' '); 8959 } 8960 r.append(p.info.name); 8961 } 8962 } 8963 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8964 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8965 if (appOpPkgs != null) { 8966 appOpPkgs.remove(pkg.packageName); 8967 } 8968 } 8969 } 8970 if (r != null) { 8971 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8972 } 8973 8974 N = pkg.requestedPermissions.size(); 8975 r = null; 8976 for (i=0; i<N; i++) { 8977 String perm = pkg.requestedPermissions.get(i); 8978 BasePermission bp = mSettings.mPermissions.get(perm); 8979 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8980 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8981 if (appOpPkgs != null) { 8982 appOpPkgs.remove(pkg.packageName); 8983 if (appOpPkgs.isEmpty()) { 8984 mAppOpPermissionPackages.remove(perm); 8985 } 8986 } 8987 } 8988 } 8989 if (r != null) { 8990 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8991 } 8992 8993 N = pkg.instrumentation.size(); 8994 r = null; 8995 for (i=0; i<N; i++) { 8996 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8997 mInstrumentation.remove(a.getComponentName()); 8998 if (DEBUG_REMOVE && chatty) { 8999 if (r == null) { 9000 r = new StringBuilder(256); 9001 } else { 9002 r.append(' '); 9003 } 9004 r.append(a.info.name); 9005 } 9006 } 9007 if (r != null) { 9008 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 9009 } 9010 9011 r = null; 9012 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 9013 // Only system apps can hold shared libraries. 9014 if (pkg.libraryNames != null) { 9015 for (i=0; i<pkg.libraryNames.size(); i++) { 9016 String name = pkg.libraryNames.get(i); 9017 SharedLibraryEntry cur = mSharedLibraries.get(name); 9018 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 9019 mSharedLibraries.remove(name); 9020 if (DEBUG_REMOVE && chatty) { 9021 if (r == null) { 9022 r = new StringBuilder(256); 9023 } else { 9024 r.append(' '); 9025 } 9026 r.append(name); 9027 } 9028 } 9029 } 9030 } 9031 } 9032 if (r != null) { 9033 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 9034 } 9035 } 9036 9037 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 9038 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 9039 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 9040 return true; 9041 } 9042 } 9043 return false; 9044 } 9045 9046 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 9047 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 9048 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 9049 9050 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 9051 // Update the parent permissions 9052 updatePermissionsLPw(pkg.packageName, pkg, flags); 9053 // Update the child permissions 9054 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9055 for (int i = 0; i < childCount; i++) { 9056 PackageParser.Package childPkg = pkg.childPackages.get(i); 9057 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 9058 } 9059 } 9060 9061 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 9062 int flags) { 9063 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 9064 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 9065 } 9066 9067 private void updatePermissionsLPw(String changingPkg, 9068 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 9069 // Make sure there are no dangling permission trees. 9070 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 9071 while (it.hasNext()) { 9072 final BasePermission bp = it.next(); 9073 if (bp.packageSetting == null) { 9074 // We may not yet have parsed the package, so just see if 9075 // we still know about its settings. 9076 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9077 } 9078 if (bp.packageSetting == null) { 9079 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9080 + " from package " + bp.sourcePackage); 9081 it.remove(); 9082 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9083 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9084 Slog.i(TAG, "Removing old permission tree: " + bp.name 9085 + " from package " + bp.sourcePackage); 9086 flags |= UPDATE_PERMISSIONS_ALL; 9087 it.remove(); 9088 } 9089 } 9090 } 9091 9092 // Make sure all dynamic permissions have been assigned to a package, 9093 // and make sure there are no dangling permissions. 9094 it = mSettings.mPermissions.values().iterator(); 9095 while (it.hasNext()) { 9096 final BasePermission bp = it.next(); 9097 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9098 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9099 + bp.name + " pkg=" + bp.sourcePackage 9100 + " info=" + bp.pendingInfo); 9101 if (bp.packageSetting == null && bp.pendingInfo != null) { 9102 final BasePermission tree = findPermissionTreeLP(bp.name); 9103 if (tree != null && tree.perm != null) { 9104 bp.packageSetting = tree.packageSetting; 9105 bp.perm = new PackageParser.Permission(tree.perm.owner, 9106 new PermissionInfo(bp.pendingInfo)); 9107 bp.perm.info.packageName = tree.perm.info.packageName; 9108 bp.perm.info.name = bp.name; 9109 bp.uid = tree.uid; 9110 } 9111 } 9112 } 9113 if (bp.packageSetting == null) { 9114 // We may not yet have parsed the package, so just see if 9115 // we still know about its settings. 9116 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9117 } 9118 if (bp.packageSetting == null) { 9119 Slog.w(TAG, "Removing dangling permission: " + bp.name 9120 + " from package " + bp.sourcePackage); 9121 it.remove(); 9122 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9123 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9124 Slog.i(TAG, "Removing old permission: " + bp.name 9125 + " from package " + bp.sourcePackage); 9126 flags |= UPDATE_PERMISSIONS_ALL; 9127 it.remove(); 9128 } 9129 } 9130 } 9131 9132 // Now update the permissions for all packages, in particular 9133 // replace the granted permissions of the system packages. 9134 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9135 for (PackageParser.Package pkg : mPackages.values()) { 9136 if (pkg != pkgInfo) { 9137 // Only replace for packages on requested volume 9138 final String volumeUuid = getVolumeUuidForPackage(pkg); 9139 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9140 && Objects.equals(replaceVolumeUuid, volumeUuid); 9141 grantPermissionsLPw(pkg, replace, changingPkg); 9142 } 9143 } 9144 } 9145 9146 if (pkgInfo != null) { 9147 // Only replace for packages on requested volume 9148 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 9149 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 9150 && Objects.equals(replaceVolumeUuid, volumeUuid); 9151 grantPermissionsLPw(pkgInfo, replace, changingPkg); 9152 } 9153 } 9154 9155 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 9156 String packageOfInterest) { 9157 // IMPORTANT: There are two types of permissions: install and runtime. 9158 // Install time permissions are granted when the app is installed to 9159 // all device users and users added in the future. Runtime permissions 9160 // are granted at runtime explicitly to specific users. Normal and signature 9161 // protected permissions are install time permissions. Dangerous permissions 9162 // are install permissions if the app's target SDK is Lollipop MR1 or older, 9163 // otherwise they are runtime permissions. This function does not manage 9164 // runtime permissions except for the case an app targeting Lollipop MR1 9165 // being upgraded to target a newer SDK, in which case dangerous permissions 9166 // are transformed from install time to runtime ones. 9167 9168 final PackageSetting ps = (PackageSetting) pkg.mExtras; 9169 if (ps == null) { 9170 return; 9171 } 9172 9173 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 9174 9175 PermissionsState permissionsState = ps.getPermissionsState(); 9176 PermissionsState origPermissions = permissionsState; 9177 9178 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 9179 9180 boolean runtimePermissionsRevoked = false; 9181 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 9182 9183 boolean changedInstallPermission = false; 9184 9185 if (replace) { 9186 ps.installPermissionsFixed = false; 9187 if (!ps.isSharedUser()) { 9188 origPermissions = new PermissionsState(permissionsState); 9189 permissionsState.reset(); 9190 } else { 9191 // We need to know only about runtime permission changes since the 9192 // calling code always writes the install permissions state but 9193 // the runtime ones are written only if changed. The only cases of 9194 // changed runtime permissions here are promotion of an install to 9195 // runtime and revocation of a runtime from a shared user. 9196 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 9197 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 9198 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 9199 runtimePermissionsRevoked = true; 9200 } 9201 } 9202 } 9203 9204 permissionsState.setGlobalGids(mGlobalGids); 9205 9206 final int N = pkg.requestedPermissions.size(); 9207 for (int i=0; i<N; i++) { 9208 final String name = pkg.requestedPermissions.get(i); 9209 final BasePermission bp = mSettings.mPermissions.get(name); 9210 9211 if (DEBUG_INSTALL) { 9212 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 9213 } 9214 9215 if (bp == null || bp.packageSetting == null) { 9216 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9217 Slog.w(TAG, "Unknown permission " + name 9218 + " in package " + pkg.packageName); 9219 } 9220 continue; 9221 } 9222 9223 final String perm = bp.name; 9224 boolean allowedSig = false; 9225 int grant = GRANT_DENIED; 9226 9227 // Keep track of app op permissions. 9228 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9229 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 9230 if (pkgs == null) { 9231 pkgs = new ArraySet<>(); 9232 mAppOpPermissionPackages.put(bp.name, pkgs); 9233 } 9234 pkgs.add(pkg.packageName); 9235 } 9236 9237 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 9238 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 9239 >= Build.VERSION_CODES.M; 9240 switch (level) { 9241 case PermissionInfo.PROTECTION_NORMAL: { 9242 // For all apps normal permissions are install time ones. 9243 grant = GRANT_INSTALL; 9244 } break; 9245 9246 case PermissionInfo.PROTECTION_DANGEROUS: { 9247 // If a permission review is required for legacy apps we represent 9248 // their permissions as always granted runtime ones since we need 9249 // to keep the review required permission flag per user while an 9250 // install permission's state is shared across all users. 9251 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 9252 // For legacy apps dangerous permissions are install time ones. 9253 grant = GRANT_INSTALL; 9254 } else if (origPermissions.hasInstallPermission(bp.name)) { 9255 // For legacy apps that became modern, install becomes runtime. 9256 grant = GRANT_UPGRADE; 9257 } else if (mPromoteSystemApps 9258 && isSystemApp(ps) 9259 && mExistingSystemPackages.contains(ps.name)) { 9260 // For legacy system apps, install becomes runtime. 9261 // We cannot check hasInstallPermission() for system apps since those 9262 // permissions were granted implicitly and not persisted pre-M. 9263 grant = GRANT_UPGRADE; 9264 } else { 9265 // For modern apps keep runtime permissions unchanged. 9266 grant = GRANT_RUNTIME; 9267 } 9268 } break; 9269 9270 case PermissionInfo.PROTECTION_SIGNATURE: { 9271 // For all apps signature permissions are install time ones. 9272 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 9273 if (allowedSig) { 9274 grant = GRANT_INSTALL; 9275 } 9276 } break; 9277 } 9278 9279 if (DEBUG_INSTALL) { 9280 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 9281 } 9282 9283 if (grant != GRANT_DENIED) { 9284 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 9285 // If this is an existing, non-system package, then 9286 // we can't add any new permissions to it. 9287 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 9288 // Except... if this is a permission that was added 9289 // to the platform (note: need to only do this when 9290 // updating the platform). 9291 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 9292 grant = GRANT_DENIED; 9293 } 9294 } 9295 } 9296 9297 switch (grant) { 9298 case GRANT_INSTALL: { 9299 // Revoke this as runtime permission to handle the case of 9300 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 9301 for (int userId : UserManagerService.getInstance().getUserIds()) { 9302 if (origPermissions.getRuntimePermissionState( 9303 bp.name, userId) != null) { 9304 // Revoke the runtime permission and clear the flags. 9305 origPermissions.revokeRuntimePermission(bp, userId); 9306 origPermissions.updatePermissionFlags(bp, userId, 9307 PackageManager.MASK_PERMISSION_FLAGS, 0); 9308 // If we revoked a permission permission, we have to write. 9309 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9310 changedRuntimePermissionUserIds, userId); 9311 } 9312 } 9313 // Grant an install permission. 9314 if (permissionsState.grantInstallPermission(bp) != 9315 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9316 changedInstallPermission = true; 9317 } 9318 } break; 9319 9320 case GRANT_RUNTIME: { 9321 // Grant previously granted runtime permissions. 9322 for (int userId : UserManagerService.getInstance().getUserIds()) { 9323 PermissionState permissionState = origPermissions 9324 .getRuntimePermissionState(bp.name, userId); 9325 int flags = permissionState != null 9326 ? permissionState.getFlags() : 0; 9327 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 9328 if (permissionsState.grantRuntimePermission(bp, userId) == 9329 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9330 // If we cannot put the permission as it was, we have to write. 9331 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9332 changedRuntimePermissionUserIds, userId); 9333 } 9334 // If the app supports runtime permissions no need for a review. 9335 if (Build.PERMISSIONS_REVIEW_REQUIRED 9336 && appSupportsRuntimePermissions 9337 && (flags & PackageManager 9338 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 9339 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 9340 // Since we changed the flags, we have to write. 9341 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9342 changedRuntimePermissionUserIds, userId); 9343 } 9344 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 9345 && !appSupportsRuntimePermissions) { 9346 // For legacy apps that need a permission review, every new 9347 // runtime permission is granted but it is pending a review. 9348 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 9349 permissionsState.grantRuntimePermission(bp, userId); 9350 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 9351 // We changed the permission and flags, hence have to write. 9352 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9353 changedRuntimePermissionUserIds, userId); 9354 } 9355 } 9356 // Propagate the permission flags. 9357 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 9358 } 9359 } break; 9360 9361 case GRANT_UPGRADE: { 9362 // Grant runtime permissions for a previously held install permission. 9363 PermissionState permissionState = origPermissions 9364 .getInstallPermissionState(bp.name); 9365 final int flags = permissionState != null ? permissionState.getFlags() : 0; 9366 9367 if (origPermissions.revokeInstallPermission(bp) 9368 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 9369 // We will be transferring the permission flags, so clear them. 9370 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 9371 PackageManager.MASK_PERMISSION_FLAGS, 0); 9372 changedInstallPermission = true; 9373 } 9374 9375 // If the permission is not to be promoted to runtime we ignore it and 9376 // also its other flags as they are not applicable to install permissions. 9377 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 9378 for (int userId : currentUserIds) { 9379 if (permissionsState.grantRuntimePermission(bp, userId) != 9380 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9381 // Transfer the permission flags. 9382 permissionsState.updatePermissionFlags(bp, userId, 9383 flags, flags); 9384 // If we granted the permission, we have to write. 9385 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9386 changedRuntimePermissionUserIds, userId); 9387 } 9388 } 9389 } 9390 } break; 9391 9392 default: { 9393 if (packageOfInterest == null 9394 || packageOfInterest.equals(pkg.packageName)) { 9395 Slog.w(TAG, "Not granting permission " + perm 9396 + " to package " + pkg.packageName 9397 + " because it was previously installed without"); 9398 } 9399 } break; 9400 } 9401 } else { 9402 if (permissionsState.revokeInstallPermission(bp) != 9403 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9404 // Also drop the permission flags. 9405 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 9406 PackageManager.MASK_PERMISSION_FLAGS, 0); 9407 changedInstallPermission = true; 9408 Slog.i(TAG, "Un-granting permission " + perm 9409 + " from package " + pkg.packageName 9410 + " (protectionLevel=" + bp.protectionLevel 9411 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9412 + ")"); 9413 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 9414 // Don't print warning for app op permissions, since it is fine for them 9415 // not to be granted, there is a UI for the user to decide. 9416 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9417 Slog.w(TAG, "Not granting permission " + perm 9418 + " to package " + pkg.packageName 9419 + " (protectionLevel=" + bp.protectionLevel 9420 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9421 + ")"); 9422 } 9423 } 9424 } 9425 } 9426 9427 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 9428 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 9429 // This is the first that we have heard about this package, so the 9430 // permissions we have now selected are fixed until explicitly 9431 // changed. 9432 ps.installPermissionsFixed = true; 9433 } 9434 9435 // Persist the runtime permissions state for users with changes. If permissions 9436 // were revoked because no app in the shared user declares them we have to 9437 // write synchronously to avoid losing runtime permissions state. 9438 for (int userId : changedRuntimePermissionUserIds) { 9439 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9440 } 9441 9442 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9443 } 9444 9445 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9446 boolean allowed = false; 9447 final int NP = PackageParser.NEW_PERMISSIONS.length; 9448 for (int ip=0; ip<NP; ip++) { 9449 final PackageParser.NewPermissionInfo npi 9450 = PackageParser.NEW_PERMISSIONS[ip]; 9451 if (npi.name.equals(perm) 9452 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9453 allowed = true; 9454 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9455 + pkg.packageName); 9456 break; 9457 } 9458 } 9459 return allowed; 9460 } 9461 9462 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9463 BasePermission bp, PermissionsState origPermissions) { 9464 boolean allowed; 9465 allowed = (compareSignatures( 9466 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9467 == PackageManager.SIGNATURE_MATCH) 9468 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9469 == PackageManager.SIGNATURE_MATCH); 9470 if (!allowed && (bp.protectionLevel 9471 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9472 if (isSystemApp(pkg)) { 9473 // For updated system applications, a system permission 9474 // is granted only if it had been defined by the original application. 9475 if (pkg.isUpdatedSystemApp()) { 9476 final PackageSetting sysPs = mSettings 9477 .getDisabledSystemPkgLPr(pkg.packageName); 9478 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 9479 // If the original was granted this permission, we take 9480 // that grant decision as read and propagate it to the 9481 // update. 9482 if (sysPs.isPrivileged()) { 9483 allowed = true; 9484 } 9485 } else { 9486 // The system apk may have been updated with an older 9487 // version of the one on the data partition, but which 9488 // granted a new system permission that it didn't have 9489 // before. In this case we do want to allow the app to 9490 // now get the new permission if the ancestral apk is 9491 // privileged to get it. 9492 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 9493 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 9494 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 9495 allowed = true; 9496 break; 9497 } 9498 } 9499 } 9500 // Also if a privileged parent package on the system image or any of 9501 // its children requested a privileged permission, the updated child 9502 // packages can also get the permission. 9503 if (pkg.parentPackage != null) { 9504 final PackageSetting disabledSysParentPs = mSettings 9505 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 9506 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 9507 && disabledSysParentPs.isPrivileged()) { 9508 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 9509 allowed = true; 9510 } else if (disabledSysParentPs.pkg.childPackages != null) { 9511 final int count = disabledSysParentPs.pkg.childPackages.size(); 9512 for (int i = 0; i < count; i++) { 9513 PackageParser.Package disabledSysChildPkg = 9514 disabledSysParentPs.pkg.childPackages.get(i); 9515 if (isPackageRequestingPermission(disabledSysChildPkg, 9516 perm)) { 9517 allowed = true; 9518 break; 9519 } 9520 } 9521 } 9522 } 9523 } 9524 } 9525 } else { 9526 allowed = isPrivilegedApp(pkg); 9527 } 9528 } 9529 } 9530 if (!allowed) { 9531 if (!allowed && (bp.protectionLevel 9532 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9533 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9534 // If this was a previously normal/dangerous permission that got moved 9535 // to a system permission as part of the runtime permission redesign, then 9536 // we still want to blindly grant it to old apps. 9537 allowed = true; 9538 } 9539 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9540 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9541 // If this permission is to be granted to the system installer and 9542 // this app is an installer, then it gets the permission. 9543 allowed = true; 9544 } 9545 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9546 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9547 // If this permission is to be granted to the system verifier and 9548 // this app is a verifier, then it gets the permission. 9549 allowed = true; 9550 } 9551 if (!allowed && (bp.protectionLevel 9552 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9553 && isSystemApp(pkg)) { 9554 // Any pre-installed system app is allowed to get this permission. 9555 allowed = true; 9556 } 9557 if (!allowed && (bp.protectionLevel 9558 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9559 // For development permissions, a development permission 9560 // is granted only if it was already granted. 9561 allowed = origPermissions.hasInstallPermission(perm); 9562 } 9563 } 9564 return allowed; 9565 } 9566 9567 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 9568 final int permCount = pkg.requestedPermissions.size(); 9569 for (int j = 0; j < permCount; j++) { 9570 String requestedPermission = pkg.requestedPermissions.get(j); 9571 if (permission.equals(requestedPermission)) { 9572 return true; 9573 } 9574 } 9575 return false; 9576 } 9577 9578 final class ActivityIntentResolver 9579 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9580 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9581 boolean defaultOnly, int userId) { 9582 if (!sUserManager.exists(userId)) return null; 9583 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9584 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9585 } 9586 9587 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9588 int userId) { 9589 if (!sUserManager.exists(userId)) return null; 9590 mFlags = flags; 9591 return super.queryIntent(intent, resolvedType, 9592 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9593 } 9594 9595 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9596 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9597 if (!sUserManager.exists(userId)) return null; 9598 if (packageActivities == null) { 9599 return null; 9600 } 9601 mFlags = flags; 9602 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9603 final int N = packageActivities.size(); 9604 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9605 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9606 9607 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9608 for (int i = 0; i < N; ++i) { 9609 intentFilters = packageActivities.get(i).intents; 9610 if (intentFilters != null && intentFilters.size() > 0) { 9611 PackageParser.ActivityIntentInfo[] array = 9612 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9613 intentFilters.toArray(array); 9614 listCut.add(array); 9615 } 9616 } 9617 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9618 } 9619 9620 public final void addActivity(PackageParser.Activity a, String type) { 9621 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9622 mActivities.put(a.getComponentName(), a); 9623 if (DEBUG_SHOW_INFO) 9624 Log.v( 9625 TAG, " " + type + " " + 9626 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9627 if (DEBUG_SHOW_INFO) 9628 Log.v(TAG, " Class=" + a.info.name); 9629 final int NI = a.intents.size(); 9630 for (int j=0; j<NI; j++) { 9631 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9632 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9633 intent.setPriority(0); 9634 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9635 + a.className + " with priority > 0, forcing to 0"); 9636 } 9637 if (DEBUG_SHOW_INFO) { 9638 Log.v(TAG, " IntentFilter:"); 9639 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9640 } 9641 if (!intent.debugCheck()) { 9642 Log.w(TAG, "==> For Activity " + a.info.name); 9643 } 9644 addFilter(intent); 9645 } 9646 } 9647 9648 public final void removeActivity(PackageParser.Activity a, String type) { 9649 mActivities.remove(a.getComponentName()); 9650 if (DEBUG_SHOW_INFO) { 9651 Log.v(TAG, " " + type + " " 9652 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9653 : a.info.name) + ":"); 9654 Log.v(TAG, " Class=" + a.info.name); 9655 } 9656 final int NI = a.intents.size(); 9657 for (int j=0; j<NI; j++) { 9658 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9659 if (DEBUG_SHOW_INFO) { 9660 Log.v(TAG, " IntentFilter:"); 9661 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9662 } 9663 removeFilter(intent); 9664 } 9665 } 9666 9667 @Override 9668 protected boolean allowFilterResult( 9669 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9670 ActivityInfo filterAi = filter.activity.info; 9671 for (int i=dest.size()-1; i>=0; i--) { 9672 ActivityInfo destAi = dest.get(i).activityInfo; 9673 if (destAi.name == filterAi.name 9674 && destAi.packageName == filterAi.packageName) { 9675 return false; 9676 } 9677 } 9678 return true; 9679 } 9680 9681 @Override 9682 protected ActivityIntentInfo[] newArray(int size) { 9683 return new ActivityIntentInfo[size]; 9684 } 9685 9686 @Override 9687 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9688 if (!sUserManager.exists(userId)) return true; 9689 PackageParser.Package p = filter.activity.owner; 9690 if (p != null) { 9691 PackageSetting ps = (PackageSetting)p.mExtras; 9692 if (ps != null) { 9693 // System apps are never considered stopped for purposes of 9694 // filtering, because there may be no way for the user to 9695 // actually re-launch them. 9696 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9697 && ps.getStopped(userId); 9698 } 9699 } 9700 return false; 9701 } 9702 9703 @Override 9704 protected boolean isPackageForFilter(String packageName, 9705 PackageParser.ActivityIntentInfo info) { 9706 return packageName.equals(info.activity.owner.packageName); 9707 } 9708 9709 @Override 9710 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9711 int match, int userId) { 9712 if (!sUserManager.exists(userId)) return null; 9713 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9714 return null; 9715 } 9716 final PackageParser.Activity activity = info.activity; 9717 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9718 if (ps == null) { 9719 return null; 9720 } 9721 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9722 ps.readUserState(userId), userId); 9723 if (ai == null) { 9724 return null; 9725 } 9726 final ResolveInfo res = new ResolveInfo(); 9727 res.activityInfo = ai; 9728 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9729 res.filter = info; 9730 } 9731 if (info != null) { 9732 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9733 } 9734 res.priority = info.getPriority(); 9735 res.preferredOrder = activity.owner.mPreferredOrder; 9736 //System.out.println("Result: " + res.activityInfo.className + 9737 // " = " + res.priority); 9738 res.match = match; 9739 res.isDefault = info.hasDefault; 9740 res.labelRes = info.labelRes; 9741 res.nonLocalizedLabel = info.nonLocalizedLabel; 9742 if (userNeedsBadging(userId)) { 9743 res.noResourceId = true; 9744 } else { 9745 res.icon = info.icon; 9746 } 9747 res.iconResourceId = info.icon; 9748 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9749 return res; 9750 } 9751 9752 @Override 9753 protected void sortResults(List<ResolveInfo> results) { 9754 Collections.sort(results, mResolvePrioritySorter); 9755 } 9756 9757 @Override 9758 protected void dumpFilter(PrintWriter out, String prefix, 9759 PackageParser.ActivityIntentInfo filter) { 9760 out.print(prefix); out.print( 9761 Integer.toHexString(System.identityHashCode(filter.activity))); 9762 out.print(' '); 9763 filter.activity.printComponentShortName(out); 9764 out.print(" filter "); 9765 out.println(Integer.toHexString(System.identityHashCode(filter))); 9766 } 9767 9768 @Override 9769 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9770 return filter.activity; 9771 } 9772 9773 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9774 PackageParser.Activity activity = (PackageParser.Activity)label; 9775 out.print(prefix); out.print( 9776 Integer.toHexString(System.identityHashCode(activity))); 9777 out.print(' '); 9778 activity.printComponentShortName(out); 9779 if (count > 1) { 9780 out.print(" ("); out.print(count); out.print(" filters)"); 9781 } 9782 out.println(); 9783 } 9784 9785// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9786// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9787// final List<ResolveInfo> retList = Lists.newArrayList(); 9788// while (i.hasNext()) { 9789// final ResolveInfo resolveInfo = i.next(); 9790// if (isEnabledLP(resolveInfo.activityInfo)) { 9791// retList.add(resolveInfo); 9792// } 9793// } 9794// return retList; 9795// } 9796 9797 // Keys are String (activity class name), values are Activity. 9798 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9799 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9800 private int mFlags; 9801 } 9802 9803 private final class ServiceIntentResolver 9804 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9805 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9806 boolean defaultOnly, int userId) { 9807 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9808 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9809 } 9810 9811 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9812 int userId) { 9813 if (!sUserManager.exists(userId)) return null; 9814 mFlags = flags; 9815 return super.queryIntent(intent, resolvedType, 9816 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9817 } 9818 9819 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9820 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9821 if (!sUserManager.exists(userId)) return null; 9822 if (packageServices == null) { 9823 return null; 9824 } 9825 mFlags = flags; 9826 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9827 final int N = packageServices.size(); 9828 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9829 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9830 9831 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9832 for (int i = 0; i < N; ++i) { 9833 intentFilters = packageServices.get(i).intents; 9834 if (intentFilters != null && intentFilters.size() > 0) { 9835 PackageParser.ServiceIntentInfo[] array = 9836 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9837 intentFilters.toArray(array); 9838 listCut.add(array); 9839 } 9840 } 9841 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9842 } 9843 9844 public final void addService(PackageParser.Service s) { 9845 mServices.put(s.getComponentName(), s); 9846 if (DEBUG_SHOW_INFO) { 9847 Log.v(TAG, " " 9848 + (s.info.nonLocalizedLabel != null 9849 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9850 Log.v(TAG, " Class=" + s.info.name); 9851 } 9852 final int NI = s.intents.size(); 9853 int j; 9854 for (j=0; j<NI; j++) { 9855 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9856 if (DEBUG_SHOW_INFO) { 9857 Log.v(TAG, " IntentFilter:"); 9858 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9859 } 9860 if (!intent.debugCheck()) { 9861 Log.w(TAG, "==> For Service " + s.info.name); 9862 } 9863 addFilter(intent); 9864 } 9865 } 9866 9867 public final void removeService(PackageParser.Service s) { 9868 mServices.remove(s.getComponentName()); 9869 if (DEBUG_SHOW_INFO) { 9870 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9871 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9872 Log.v(TAG, " Class=" + s.info.name); 9873 } 9874 final int NI = s.intents.size(); 9875 int j; 9876 for (j=0; j<NI; j++) { 9877 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9878 if (DEBUG_SHOW_INFO) { 9879 Log.v(TAG, " IntentFilter:"); 9880 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9881 } 9882 removeFilter(intent); 9883 } 9884 } 9885 9886 @Override 9887 protected boolean allowFilterResult( 9888 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9889 ServiceInfo filterSi = filter.service.info; 9890 for (int i=dest.size()-1; i>=0; i--) { 9891 ServiceInfo destAi = dest.get(i).serviceInfo; 9892 if (destAi.name == filterSi.name 9893 && destAi.packageName == filterSi.packageName) { 9894 return false; 9895 } 9896 } 9897 return true; 9898 } 9899 9900 @Override 9901 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9902 return new PackageParser.ServiceIntentInfo[size]; 9903 } 9904 9905 @Override 9906 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9907 if (!sUserManager.exists(userId)) return true; 9908 PackageParser.Package p = filter.service.owner; 9909 if (p != null) { 9910 PackageSetting ps = (PackageSetting)p.mExtras; 9911 if (ps != null) { 9912 // System apps are never considered stopped for purposes of 9913 // filtering, because there may be no way for the user to 9914 // actually re-launch them. 9915 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9916 && ps.getStopped(userId); 9917 } 9918 } 9919 return false; 9920 } 9921 9922 @Override 9923 protected boolean isPackageForFilter(String packageName, 9924 PackageParser.ServiceIntentInfo info) { 9925 return packageName.equals(info.service.owner.packageName); 9926 } 9927 9928 @Override 9929 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9930 int match, int userId) { 9931 if (!sUserManager.exists(userId)) return null; 9932 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9933 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9934 return null; 9935 } 9936 final PackageParser.Service service = info.service; 9937 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9938 if (ps == null) { 9939 return null; 9940 } 9941 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9942 ps.readUserState(userId), userId); 9943 if (si == null) { 9944 return null; 9945 } 9946 final ResolveInfo res = new ResolveInfo(); 9947 res.serviceInfo = si; 9948 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9949 res.filter = filter; 9950 } 9951 res.priority = info.getPriority(); 9952 res.preferredOrder = service.owner.mPreferredOrder; 9953 res.match = match; 9954 res.isDefault = info.hasDefault; 9955 res.labelRes = info.labelRes; 9956 res.nonLocalizedLabel = info.nonLocalizedLabel; 9957 res.icon = info.icon; 9958 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9959 return res; 9960 } 9961 9962 @Override 9963 protected void sortResults(List<ResolveInfo> results) { 9964 Collections.sort(results, mResolvePrioritySorter); 9965 } 9966 9967 @Override 9968 protected void dumpFilter(PrintWriter out, String prefix, 9969 PackageParser.ServiceIntentInfo filter) { 9970 out.print(prefix); out.print( 9971 Integer.toHexString(System.identityHashCode(filter.service))); 9972 out.print(' '); 9973 filter.service.printComponentShortName(out); 9974 out.print(" filter "); 9975 out.println(Integer.toHexString(System.identityHashCode(filter))); 9976 } 9977 9978 @Override 9979 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9980 return filter.service; 9981 } 9982 9983 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9984 PackageParser.Service service = (PackageParser.Service)label; 9985 out.print(prefix); out.print( 9986 Integer.toHexString(System.identityHashCode(service))); 9987 out.print(' '); 9988 service.printComponentShortName(out); 9989 if (count > 1) { 9990 out.print(" ("); out.print(count); out.print(" filters)"); 9991 } 9992 out.println(); 9993 } 9994 9995// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9996// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9997// final List<ResolveInfo> retList = Lists.newArrayList(); 9998// while (i.hasNext()) { 9999// final ResolveInfo resolveInfo = (ResolveInfo) i; 10000// if (isEnabledLP(resolveInfo.serviceInfo)) { 10001// retList.add(resolveInfo); 10002// } 10003// } 10004// return retList; 10005// } 10006 10007 // Keys are String (activity class name), values are Activity. 10008 private final ArrayMap<ComponentName, PackageParser.Service> mServices 10009 = new ArrayMap<ComponentName, PackageParser.Service>(); 10010 private int mFlags; 10011 }; 10012 10013 private final class ProviderIntentResolver 10014 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 10015 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10016 boolean defaultOnly, int userId) { 10017 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10018 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10019 } 10020 10021 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10022 int userId) { 10023 if (!sUserManager.exists(userId)) 10024 return null; 10025 mFlags = flags; 10026 return super.queryIntent(intent, resolvedType, 10027 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10028 } 10029 10030 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10031 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 10032 if (!sUserManager.exists(userId)) 10033 return null; 10034 if (packageProviders == null) { 10035 return null; 10036 } 10037 mFlags = flags; 10038 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 10039 final int N = packageProviders.size(); 10040 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 10041 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 10042 10043 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 10044 for (int i = 0; i < N; ++i) { 10045 intentFilters = packageProviders.get(i).intents; 10046 if (intentFilters != null && intentFilters.size() > 0) { 10047 PackageParser.ProviderIntentInfo[] array = 10048 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 10049 intentFilters.toArray(array); 10050 listCut.add(array); 10051 } 10052 } 10053 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10054 } 10055 10056 public final void addProvider(PackageParser.Provider p) { 10057 if (mProviders.containsKey(p.getComponentName())) { 10058 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 10059 return; 10060 } 10061 10062 mProviders.put(p.getComponentName(), p); 10063 if (DEBUG_SHOW_INFO) { 10064 Log.v(TAG, " " 10065 + (p.info.nonLocalizedLabel != null 10066 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 10067 Log.v(TAG, " Class=" + p.info.name); 10068 } 10069 final int NI = p.intents.size(); 10070 int j; 10071 for (j = 0; j < NI; j++) { 10072 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10073 if (DEBUG_SHOW_INFO) { 10074 Log.v(TAG, " IntentFilter:"); 10075 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10076 } 10077 if (!intent.debugCheck()) { 10078 Log.w(TAG, "==> For Provider " + p.info.name); 10079 } 10080 addFilter(intent); 10081 } 10082 } 10083 10084 public final void removeProvider(PackageParser.Provider p) { 10085 mProviders.remove(p.getComponentName()); 10086 if (DEBUG_SHOW_INFO) { 10087 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 10088 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 10089 Log.v(TAG, " Class=" + p.info.name); 10090 } 10091 final int NI = p.intents.size(); 10092 int j; 10093 for (j = 0; j < NI; j++) { 10094 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10095 if (DEBUG_SHOW_INFO) { 10096 Log.v(TAG, " IntentFilter:"); 10097 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10098 } 10099 removeFilter(intent); 10100 } 10101 } 10102 10103 @Override 10104 protected boolean allowFilterResult( 10105 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 10106 ProviderInfo filterPi = filter.provider.info; 10107 for (int i = dest.size() - 1; i >= 0; i--) { 10108 ProviderInfo destPi = dest.get(i).providerInfo; 10109 if (destPi.name == filterPi.name 10110 && destPi.packageName == filterPi.packageName) { 10111 return false; 10112 } 10113 } 10114 return true; 10115 } 10116 10117 @Override 10118 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 10119 return new PackageParser.ProviderIntentInfo[size]; 10120 } 10121 10122 @Override 10123 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 10124 if (!sUserManager.exists(userId)) 10125 return true; 10126 PackageParser.Package p = filter.provider.owner; 10127 if (p != null) { 10128 PackageSetting ps = (PackageSetting) p.mExtras; 10129 if (ps != null) { 10130 // System apps are never considered stopped for purposes of 10131 // filtering, because there may be no way for the user to 10132 // actually re-launch them. 10133 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 10134 && ps.getStopped(userId); 10135 } 10136 } 10137 return false; 10138 } 10139 10140 @Override 10141 protected boolean isPackageForFilter(String packageName, 10142 PackageParser.ProviderIntentInfo info) { 10143 return packageName.equals(info.provider.owner.packageName); 10144 } 10145 10146 @Override 10147 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 10148 int match, int userId) { 10149 if (!sUserManager.exists(userId)) 10150 return null; 10151 final PackageParser.ProviderIntentInfo info = filter; 10152 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 10153 return null; 10154 } 10155 final PackageParser.Provider provider = info.provider; 10156 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 10157 if (ps == null) { 10158 return null; 10159 } 10160 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 10161 ps.readUserState(userId), userId); 10162 if (pi == null) { 10163 return null; 10164 } 10165 final ResolveInfo res = new ResolveInfo(); 10166 res.providerInfo = pi; 10167 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 10168 res.filter = filter; 10169 } 10170 res.priority = info.getPriority(); 10171 res.preferredOrder = provider.owner.mPreferredOrder; 10172 res.match = match; 10173 res.isDefault = info.hasDefault; 10174 res.labelRes = info.labelRes; 10175 res.nonLocalizedLabel = info.nonLocalizedLabel; 10176 res.icon = info.icon; 10177 res.system = res.providerInfo.applicationInfo.isSystemApp(); 10178 return res; 10179 } 10180 10181 @Override 10182 protected void sortResults(List<ResolveInfo> results) { 10183 Collections.sort(results, mResolvePrioritySorter); 10184 } 10185 10186 @Override 10187 protected void dumpFilter(PrintWriter out, String prefix, 10188 PackageParser.ProviderIntentInfo filter) { 10189 out.print(prefix); 10190 out.print( 10191 Integer.toHexString(System.identityHashCode(filter.provider))); 10192 out.print(' '); 10193 filter.provider.printComponentShortName(out); 10194 out.print(" filter "); 10195 out.println(Integer.toHexString(System.identityHashCode(filter))); 10196 } 10197 10198 @Override 10199 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 10200 return filter.provider; 10201 } 10202 10203 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10204 PackageParser.Provider provider = (PackageParser.Provider)label; 10205 out.print(prefix); out.print( 10206 Integer.toHexString(System.identityHashCode(provider))); 10207 out.print(' '); 10208 provider.printComponentShortName(out); 10209 if (count > 1) { 10210 out.print(" ("); out.print(count); out.print(" filters)"); 10211 } 10212 out.println(); 10213 } 10214 10215 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 10216 = new ArrayMap<ComponentName, PackageParser.Provider>(); 10217 private int mFlags; 10218 } 10219 10220 private static final class EphemeralIntentResolver 10221 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 10222 @Override 10223 protected EphemeralResolveIntentInfo[] newArray(int size) { 10224 return new EphemeralResolveIntentInfo[size]; 10225 } 10226 10227 @Override 10228 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 10229 return true; 10230 } 10231 10232 @Override 10233 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 10234 int userId) { 10235 if (!sUserManager.exists(userId)) { 10236 return null; 10237 } 10238 return info.getEphemeralResolveInfo(); 10239 } 10240 } 10241 10242 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 10243 new Comparator<ResolveInfo>() { 10244 public int compare(ResolveInfo r1, ResolveInfo r2) { 10245 int v1 = r1.priority; 10246 int v2 = r2.priority; 10247 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 10248 if (v1 != v2) { 10249 return (v1 > v2) ? -1 : 1; 10250 } 10251 v1 = r1.preferredOrder; 10252 v2 = r2.preferredOrder; 10253 if (v1 != v2) { 10254 return (v1 > v2) ? -1 : 1; 10255 } 10256 if (r1.isDefault != r2.isDefault) { 10257 return r1.isDefault ? -1 : 1; 10258 } 10259 v1 = r1.match; 10260 v2 = r2.match; 10261 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 10262 if (v1 != v2) { 10263 return (v1 > v2) ? -1 : 1; 10264 } 10265 if (r1.system != r2.system) { 10266 return r1.system ? -1 : 1; 10267 } 10268 if (r1.activityInfo != null) { 10269 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 10270 } 10271 if (r1.serviceInfo != null) { 10272 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 10273 } 10274 if (r1.providerInfo != null) { 10275 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 10276 } 10277 return 0; 10278 } 10279 }; 10280 10281 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 10282 new Comparator<ProviderInfo>() { 10283 public int compare(ProviderInfo p1, ProviderInfo p2) { 10284 final int v1 = p1.initOrder; 10285 final int v2 = p2.initOrder; 10286 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 10287 } 10288 }; 10289 10290 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 10291 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 10292 final int[] userIds) { 10293 mHandler.post(new Runnable() { 10294 @Override 10295 public void run() { 10296 try { 10297 final IActivityManager am = ActivityManagerNative.getDefault(); 10298 if (am == null) return; 10299 final int[] resolvedUserIds; 10300 if (userIds == null) { 10301 resolvedUserIds = am.getRunningUserIds(); 10302 } else { 10303 resolvedUserIds = userIds; 10304 } 10305 for (int id : resolvedUserIds) { 10306 final Intent intent = new Intent(action, 10307 pkg != null ? Uri.fromParts("package", pkg, null) : null); 10308 if (extras != null) { 10309 intent.putExtras(extras); 10310 } 10311 if (targetPkg != null) { 10312 intent.setPackage(targetPkg); 10313 } 10314 // Modify the UID when posting to other users 10315 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 10316 if (uid > 0 && UserHandle.getUserId(uid) != id) { 10317 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 10318 intent.putExtra(Intent.EXTRA_UID, uid); 10319 } 10320 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 10321 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 10322 if (DEBUG_BROADCASTS) { 10323 RuntimeException here = new RuntimeException("here"); 10324 here.fillInStackTrace(); 10325 Slog.d(TAG, "Sending to user " + id + ": " 10326 + intent.toShortString(false, true, false, false) 10327 + " " + intent.getExtras(), here); 10328 } 10329 am.broadcastIntent(null, intent, null, finishedReceiver, 10330 0, null, null, null, android.app.AppOpsManager.OP_NONE, 10331 null, finishedReceiver != null, false, id); 10332 } 10333 } catch (RemoteException ex) { 10334 } 10335 } 10336 }); 10337 } 10338 10339 /** 10340 * Check if the external storage media is available. This is true if there 10341 * is a mounted external storage medium or if the external storage is 10342 * emulated. 10343 */ 10344 private boolean isExternalMediaAvailable() { 10345 return mMediaMounted || Environment.isExternalStorageEmulated(); 10346 } 10347 10348 @Override 10349 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 10350 // writer 10351 synchronized (mPackages) { 10352 if (!isExternalMediaAvailable()) { 10353 // If the external storage is no longer mounted at this point, 10354 // the caller may not have been able to delete all of this 10355 // packages files and can not delete any more. Bail. 10356 return null; 10357 } 10358 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 10359 if (lastPackage != null) { 10360 pkgs.remove(lastPackage); 10361 } 10362 if (pkgs.size() > 0) { 10363 return pkgs.get(0); 10364 } 10365 } 10366 return null; 10367 } 10368 10369 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 10370 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 10371 userId, andCode ? 1 : 0, packageName); 10372 if (mSystemReady) { 10373 msg.sendToTarget(); 10374 } else { 10375 if (mPostSystemReadyMessages == null) { 10376 mPostSystemReadyMessages = new ArrayList<>(); 10377 } 10378 mPostSystemReadyMessages.add(msg); 10379 } 10380 } 10381 10382 void startCleaningPackages() { 10383 // reader 10384 synchronized (mPackages) { 10385 if (!isExternalMediaAvailable()) { 10386 return; 10387 } 10388 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 10389 return; 10390 } 10391 } 10392 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 10393 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 10394 IActivityManager am = ActivityManagerNative.getDefault(); 10395 if (am != null) { 10396 try { 10397 am.startService(null, intent, null, mContext.getOpPackageName(), 10398 UserHandle.USER_SYSTEM); 10399 } catch (RemoteException e) { 10400 } 10401 } 10402 } 10403 10404 @Override 10405 public void installPackage(String originPath, IPackageInstallObserver2 observer, 10406 int installFlags, String installerPackageName, VerificationParams verificationParams, 10407 String packageAbiOverride) { 10408 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 10409 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 10410 } 10411 10412 @Override 10413 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 10414 int installFlags, String installerPackageName, VerificationParams verificationParams, 10415 String packageAbiOverride, int userId) { 10416 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 10417 10418 final int callingUid = Binder.getCallingUid(); 10419 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 10420 10421 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10422 try { 10423 if (observer != null) { 10424 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 10425 } 10426 } catch (RemoteException re) { 10427 } 10428 return; 10429 } 10430 10431 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 10432 installFlags |= PackageManager.INSTALL_FROM_ADB; 10433 10434 } else { 10435 // Caller holds INSTALL_PACKAGES permission, so we're less strict 10436 // about installerPackageName. 10437 10438 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 10439 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 10440 } 10441 10442 UserHandle user; 10443 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 10444 user = UserHandle.ALL; 10445 } else { 10446 user = new UserHandle(userId); 10447 } 10448 10449 // Only system components can circumvent runtime permissions when installing. 10450 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 10451 && mContext.checkCallingOrSelfPermission(Manifest.permission 10452 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 10453 throw new SecurityException("You need the " 10454 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 10455 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 10456 } 10457 10458 verificationParams.setInstallerUid(callingUid); 10459 10460 final File originFile = new File(originPath); 10461 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10462 10463 final Message msg = mHandler.obtainMessage(INIT_COPY); 10464 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10465 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10466 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10467 msg.obj = params; 10468 10469 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10470 System.identityHashCode(msg.obj)); 10471 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10472 System.identityHashCode(msg.obj)); 10473 10474 mHandler.sendMessage(msg); 10475 } 10476 10477 void installStage(String packageName, File stagedDir, String stagedCid, 10478 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10479 String installerPackageName, int installerUid, UserHandle user) { 10480 if (DEBUG_EPHEMERAL) { 10481 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10482 Slog.d(TAG, "Ephemeral install of " + packageName); 10483 } 10484 } 10485 final VerificationParams verifParams = new VerificationParams( 10486 null, sessionParams.originatingUri, sessionParams.referrerUri, 10487 sessionParams.originatingUid); 10488 verifParams.setInstallerUid(installerUid); 10489 10490 final OriginInfo origin; 10491 if (stagedDir != null) { 10492 origin = OriginInfo.fromStagedFile(stagedDir); 10493 } else { 10494 origin = OriginInfo.fromStagedContainer(stagedCid); 10495 } 10496 10497 final Message msg = mHandler.obtainMessage(INIT_COPY); 10498 final InstallParams params = new InstallParams(origin, null, observer, 10499 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10500 verifParams, user, sessionParams.abiOverride, 10501 sessionParams.grantedRuntimePermissions); 10502 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10503 msg.obj = params; 10504 10505 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10506 System.identityHashCode(msg.obj)); 10507 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10508 System.identityHashCode(msg.obj)); 10509 10510 mHandler.sendMessage(msg); 10511 } 10512 10513 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 10514 int userId) { 10515 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10516 sendPackageAddedForUser(packageName, isSystem, pkgSetting.appId, userId); 10517 } 10518 10519 private void sendPackageAddedForUser(String packageName, boolean isSystem, 10520 int appId, int userId) { 10521 Bundle extras = new Bundle(1); 10522 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, appId)); 10523 10524 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10525 packageName, extras, 0, null, null, new int[] {userId}); 10526 try { 10527 IActivityManager am = ActivityManagerNative.getDefault(); 10528 if (isSystem && am.isUserRunning(userId, 0)) { 10529 // The just-installed/enabled app is bundled on the system, so presumed 10530 // to be able to run automatically without needing an explicit launch. 10531 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10532 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10533 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10534 .setPackage(packageName); 10535 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10536 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10537 } 10538 } catch (RemoteException e) { 10539 // shouldn't happen 10540 Slog.w(TAG, "Unable to bootstrap installed package", e); 10541 } 10542 } 10543 10544 @Override 10545 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10546 int userId) { 10547 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10548 PackageSetting pkgSetting; 10549 final int uid = Binder.getCallingUid(); 10550 enforceCrossUserPermission(uid, userId, true, true, 10551 "setApplicationHiddenSetting for user " + userId); 10552 10553 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10554 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10555 return false; 10556 } 10557 10558 long callingId = Binder.clearCallingIdentity(); 10559 try { 10560 boolean sendAdded = false; 10561 boolean sendRemoved = false; 10562 // writer 10563 synchronized (mPackages) { 10564 pkgSetting = mSettings.mPackages.get(packageName); 10565 if (pkgSetting == null) { 10566 return false; 10567 } 10568 if (pkgSetting.getHidden(userId) != hidden) { 10569 pkgSetting.setHidden(hidden, userId); 10570 mSettings.writePackageRestrictionsLPr(userId); 10571 if (hidden) { 10572 sendRemoved = true; 10573 } else { 10574 sendAdded = true; 10575 } 10576 } 10577 } 10578 if (sendAdded) { 10579 sendPackageAddedForUser(packageName, pkgSetting, userId); 10580 return true; 10581 } 10582 if (sendRemoved) { 10583 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10584 "hiding pkg"); 10585 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10586 return true; 10587 } 10588 } finally { 10589 Binder.restoreCallingIdentity(callingId); 10590 } 10591 return false; 10592 } 10593 10594 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10595 int userId) { 10596 final PackageRemovedInfo info = new PackageRemovedInfo(); 10597 info.removedPackage = packageName; 10598 info.removedUsers = new int[] {userId}; 10599 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10600 info.sendPackageRemovedBroadcasts(); 10601 } 10602 10603 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 10604 if (pkgList.length > 0) { 10605 Bundle extras = new Bundle(1); 10606 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 10607 10608 sendPackageBroadcast( 10609 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 10610 : Intent.ACTION_PACKAGES_UNSUSPENDED, 10611 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 10612 new int[] {userId}); 10613 } 10614 } 10615 10616 /** 10617 * Returns true if application is not found or there was an error. Otherwise it returns 10618 * the hidden state of the package for the given user. 10619 */ 10620 @Override 10621 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10622 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10623 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10624 false, "getApplicationHidden for user " + userId); 10625 PackageSetting pkgSetting; 10626 long callingId = Binder.clearCallingIdentity(); 10627 try { 10628 // writer 10629 synchronized (mPackages) { 10630 pkgSetting = mSettings.mPackages.get(packageName); 10631 if (pkgSetting == null) { 10632 return true; 10633 } 10634 return pkgSetting.getHidden(userId); 10635 } 10636 } finally { 10637 Binder.restoreCallingIdentity(callingId); 10638 } 10639 } 10640 10641 /** 10642 * @hide 10643 */ 10644 @Override 10645 public int installExistingPackageAsUser(String packageName, int userId) { 10646 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10647 null); 10648 PackageSetting pkgSetting; 10649 final int uid = Binder.getCallingUid(); 10650 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10651 + userId); 10652 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10653 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10654 } 10655 10656 long callingId = Binder.clearCallingIdentity(); 10657 try { 10658 boolean installed = false; 10659 10660 // writer 10661 synchronized (mPackages) { 10662 pkgSetting = mSettings.mPackages.get(packageName); 10663 if (pkgSetting == null) { 10664 return PackageManager.INSTALL_FAILED_INVALID_URI; 10665 } 10666 if (!pkgSetting.getInstalled(userId)) { 10667 pkgSetting.setInstalled(true, userId); 10668 pkgSetting.setHidden(false, userId); 10669 mSettings.writePackageRestrictionsLPr(userId); 10670 if (pkgSetting.pkg != null) { 10671 prepareAppDataAfterInstall(pkgSetting.pkg); 10672 } 10673 installed = true; 10674 } 10675 } 10676 10677 if (installed) { 10678 sendPackageAddedForUser(packageName, pkgSetting, userId); 10679 } 10680 } finally { 10681 Binder.restoreCallingIdentity(callingId); 10682 } 10683 10684 return PackageManager.INSTALL_SUCCEEDED; 10685 } 10686 10687 boolean isUserRestricted(int userId, String restrictionKey) { 10688 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10689 if (restrictions.getBoolean(restrictionKey, false)) { 10690 Log.w(TAG, "User is restricted: " + restrictionKey); 10691 return true; 10692 } 10693 return false; 10694 } 10695 10696 @Override 10697 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 10698 int userId) { 10699 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10700 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10701 "setPackagesSuspended for user " + userId); 10702 10703 if (ArrayUtils.isEmpty(packageNames)) { 10704 return packageNames; 10705 } 10706 10707 // List of package names for whom the suspended state has changed. 10708 List<String> changedPackages = new ArrayList<>(packageNames.length); 10709 // List of package names for whom the suspended state is not set as requested in this 10710 // method. 10711 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 10712 for (int i = 0; i < packageNames.length; i++) { 10713 String packageName = packageNames[i]; 10714 long callingId = Binder.clearCallingIdentity(); 10715 try { 10716 boolean changed = false; 10717 final int appId; 10718 synchronized (mPackages) { 10719 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10720 if (pkgSetting == null) { 10721 Slog.w(TAG, "Could not find package setting for package \"" + packageName 10722 + "\". Skipping suspending/un-suspending."); 10723 unactionedPackages.add(packageName); 10724 continue; 10725 } 10726 appId = pkgSetting.appId; 10727 if (pkgSetting.getSuspended(userId) != suspended) { 10728 if (!canSuspendPackageForUser(packageName, userId)) { 10729 unactionedPackages.add(packageName); 10730 continue; 10731 } 10732 pkgSetting.setSuspended(suspended, userId); 10733 mSettings.writePackageRestrictionsLPr(userId); 10734 changed = true; 10735 changedPackages.add(packageName); 10736 } 10737 } 10738 10739 if (changed && suspended) { 10740 killApplication(packageName, UserHandle.getUid(userId, appId), 10741 "suspending package"); 10742 } 10743 } finally { 10744 Binder.restoreCallingIdentity(callingId); 10745 } 10746 } 10747 10748 if (!changedPackages.isEmpty()) { 10749 sendPackagesSuspendedForUser(changedPackages.toArray( 10750 new String[changedPackages.size()]), userId, suspended); 10751 } 10752 10753 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 10754 } 10755 10756 @Override 10757 public boolean isPackageSuspendedForUser(String packageName, int userId) { 10758 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10759 false, "isPackageSuspendedForUser for user " + userId); 10760 synchronized (mPackages) { 10761 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10762 return pkgSetting != null && pkgSetting.getSuspended(userId); 10763 } 10764 } 10765 10766 // TODO: investigate and add more restrictions for suspending crucial packages. 10767 private boolean canSuspendPackageForUser(String packageName, int userId) { 10768 if (isPackageDeviceAdmin(packageName, userId)) { 10769 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10770 + "\": has active device admin"); 10771 return false; 10772 } 10773 10774 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 10775 if (packageName.equals(activeLauncherPackageName)) { 10776 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10777 + "\" because it is set as the active launcher"); 10778 return false; 10779 } 10780 10781 return true; 10782 } 10783 10784 private String getActiveLauncherPackageName(int userId) { 10785 Intent intent = new Intent(Intent.ACTION_MAIN); 10786 intent.addCategory(Intent.CATEGORY_HOME); 10787 ResolveInfo resolveInfo = resolveIntent( 10788 intent, 10789 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 10790 PackageManager.MATCH_DEFAULT_ONLY, 10791 userId); 10792 10793 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 10794 } 10795 10796 @Override 10797 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10798 mContext.enforceCallingOrSelfPermission( 10799 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10800 "Only package verification agents can verify applications"); 10801 10802 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10803 final PackageVerificationResponse response = new PackageVerificationResponse( 10804 verificationCode, Binder.getCallingUid()); 10805 msg.arg1 = id; 10806 msg.obj = response; 10807 mHandler.sendMessage(msg); 10808 } 10809 10810 @Override 10811 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10812 long millisecondsToDelay) { 10813 mContext.enforceCallingOrSelfPermission( 10814 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10815 "Only package verification agents can extend verification timeouts"); 10816 10817 final PackageVerificationState state = mPendingVerification.get(id); 10818 final PackageVerificationResponse response = new PackageVerificationResponse( 10819 verificationCodeAtTimeout, Binder.getCallingUid()); 10820 10821 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10822 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10823 } 10824 if (millisecondsToDelay < 0) { 10825 millisecondsToDelay = 0; 10826 } 10827 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10828 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10829 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10830 } 10831 10832 if ((state != null) && !state.timeoutExtended()) { 10833 state.extendTimeout(); 10834 10835 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10836 msg.arg1 = id; 10837 msg.obj = response; 10838 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10839 } 10840 } 10841 10842 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10843 int verificationCode, UserHandle user) { 10844 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10845 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10846 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10847 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10848 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10849 10850 mContext.sendBroadcastAsUser(intent, user, 10851 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10852 } 10853 10854 private ComponentName matchComponentForVerifier(String packageName, 10855 List<ResolveInfo> receivers) { 10856 ActivityInfo targetReceiver = null; 10857 10858 final int NR = receivers.size(); 10859 for (int i = 0; i < NR; i++) { 10860 final ResolveInfo info = receivers.get(i); 10861 if (info.activityInfo == null) { 10862 continue; 10863 } 10864 10865 if (packageName.equals(info.activityInfo.packageName)) { 10866 targetReceiver = info.activityInfo; 10867 break; 10868 } 10869 } 10870 10871 if (targetReceiver == null) { 10872 return null; 10873 } 10874 10875 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10876 } 10877 10878 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10879 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10880 if (pkgInfo.verifiers.length == 0) { 10881 return null; 10882 } 10883 10884 final int N = pkgInfo.verifiers.length; 10885 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10886 for (int i = 0; i < N; i++) { 10887 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10888 10889 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10890 receivers); 10891 if (comp == null) { 10892 continue; 10893 } 10894 10895 final int verifierUid = getUidForVerifier(verifierInfo); 10896 if (verifierUid == -1) { 10897 continue; 10898 } 10899 10900 if (DEBUG_VERIFY) { 10901 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10902 + " with the correct signature"); 10903 } 10904 sufficientVerifiers.add(comp); 10905 verificationState.addSufficientVerifier(verifierUid); 10906 } 10907 10908 return sufficientVerifiers; 10909 } 10910 10911 private int getUidForVerifier(VerifierInfo verifierInfo) { 10912 synchronized (mPackages) { 10913 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10914 if (pkg == null) { 10915 return -1; 10916 } else if (pkg.mSignatures.length != 1) { 10917 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10918 + " has more than one signature; ignoring"); 10919 return -1; 10920 } 10921 10922 /* 10923 * If the public key of the package's signature does not match 10924 * our expected public key, then this is a different package and 10925 * we should skip. 10926 */ 10927 10928 final byte[] expectedPublicKey; 10929 try { 10930 final Signature verifierSig = pkg.mSignatures[0]; 10931 final PublicKey publicKey = verifierSig.getPublicKey(); 10932 expectedPublicKey = publicKey.getEncoded(); 10933 } catch (CertificateException e) { 10934 return -1; 10935 } 10936 10937 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10938 10939 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10940 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10941 + " does not have the expected public key; ignoring"); 10942 return -1; 10943 } 10944 10945 return pkg.applicationInfo.uid; 10946 } 10947 } 10948 10949 @Override 10950 public void finishPackageInstall(int token) { 10951 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10952 10953 if (DEBUG_INSTALL) { 10954 Slog.v(TAG, "BM finishing package install for " + token); 10955 } 10956 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10957 10958 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10959 mHandler.sendMessage(msg); 10960 } 10961 10962 /** 10963 * Get the verification agent timeout. 10964 * 10965 * @return verification timeout in milliseconds 10966 */ 10967 private long getVerificationTimeout() { 10968 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10969 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10970 DEFAULT_VERIFICATION_TIMEOUT); 10971 } 10972 10973 /** 10974 * Get the default verification agent response code. 10975 * 10976 * @return default verification response code 10977 */ 10978 private int getDefaultVerificationResponse() { 10979 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10980 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10981 DEFAULT_VERIFICATION_RESPONSE); 10982 } 10983 10984 /** 10985 * Check whether or not package verification has been enabled. 10986 * 10987 * @return true if verification should be performed 10988 */ 10989 private boolean isVerificationEnabled(int userId, int installFlags) { 10990 if (!DEFAULT_VERIFY_ENABLE) { 10991 return false; 10992 } 10993 // Ephemeral apps don't get the full verification treatment 10994 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10995 if (DEBUG_EPHEMERAL) { 10996 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10997 } 10998 return false; 10999 } 11000 11001 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 11002 11003 // Check if installing from ADB 11004 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 11005 // Do not run verification in a test harness environment 11006 if (ActivityManager.isRunningInTestHarness()) { 11007 return false; 11008 } 11009 if (ensureVerifyAppsEnabled) { 11010 return true; 11011 } 11012 // Check if the developer does not want package verification for ADB installs 11013 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11014 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 11015 return false; 11016 } 11017 } 11018 11019 if (ensureVerifyAppsEnabled) { 11020 return true; 11021 } 11022 11023 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11024 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 11025 } 11026 11027 @Override 11028 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 11029 throws RemoteException { 11030 mContext.enforceCallingOrSelfPermission( 11031 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 11032 "Only intentfilter verification agents can verify applications"); 11033 11034 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 11035 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 11036 Binder.getCallingUid(), verificationCode, failedDomains); 11037 msg.arg1 = id; 11038 msg.obj = response; 11039 mHandler.sendMessage(msg); 11040 } 11041 11042 @Override 11043 public int getIntentVerificationStatus(String packageName, int userId) { 11044 synchronized (mPackages) { 11045 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 11046 } 11047 } 11048 11049 @Override 11050 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 11051 mContext.enforceCallingOrSelfPermission( 11052 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11053 11054 boolean result = false; 11055 synchronized (mPackages) { 11056 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 11057 } 11058 if (result) { 11059 scheduleWritePackageRestrictionsLocked(userId); 11060 } 11061 return result; 11062 } 11063 11064 @Override 11065 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 11066 synchronized (mPackages) { 11067 return mSettings.getIntentFilterVerificationsLPr(packageName); 11068 } 11069 } 11070 11071 @Override 11072 public List<IntentFilter> getAllIntentFilters(String packageName) { 11073 if (TextUtils.isEmpty(packageName)) { 11074 return Collections.<IntentFilter>emptyList(); 11075 } 11076 synchronized (mPackages) { 11077 PackageParser.Package pkg = mPackages.get(packageName); 11078 if (pkg == null || pkg.activities == null) { 11079 return Collections.<IntentFilter>emptyList(); 11080 } 11081 final int count = pkg.activities.size(); 11082 ArrayList<IntentFilter> result = new ArrayList<>(); 11083 for (int n=0; n<count; n++) { 11084 PackageParser.Activity activity = pkg.activities.get(n); 11085 if (activity.intents != null && activity.intents.size() > 0) { 11086 result.addAll(activity.intents); 11087 } 11088 } 11089 return result; 11090 } 11091 } 11092 11093 @Override 11094 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 11095 mContext.enforceCallingOrSelfPermission( 11096 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11097 11098 synchronized (mPackages) { 11099 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 11100 if (packageName != null) { 11101 result |= updateIntentVerificationStatus(packageName, 11102 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 11103 userId); 11104 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 11105 packageName, userId); 11106 } 11107 return result; 11108 } 11109 } 11110 11111 @Override 11112 public String getDefaultBrowserPackageName(int userId) { 11113 synchronized (mPackages) { 11114 return mSettings.getDefaultBrowserPackageNameLPw(userId); 11115 } 11116 } 11117 11118 /** 11119 * Get the "allow unknown sources" setting. 11120 * 11121 * @return the current "allow unknown sources" setting 11122 */ 11123 private int getUnknownSourcesSettings() { 11124 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11125 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 11126 -1); 11127 } 11128 11129 @Override 11130 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 11131 final int uid = Binder.getCallingUid(); 11132 // writer 11133 synchronized (mPackages) { 11134 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 11135 if (targetPackageSetting == null) { 11136 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 11137 } 11138 11139 PackageSetting installerPackageSetting; 11140 if (installerPackageName != null) { 11141 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 11142 if (installerPackageSetting == null) { 11143 throw new IllegalArgumentException("Unknown installer package: " 11144 + installerPackageName); 11145 } 11146 } else { 11147 installerPackageSetting = null; 11148 } 11149 11150 Signature[] callerSignature; 11151 Object obj = mSettings.getUserIdLPr(uid); 11152 if (obj != null) { 11153 if (obj instanceof SharedUserSetting) { 11154 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 11155 } else if (obj instanceof PackageSetting) { 11156 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 11157 } else { 11158 throw new SecurityException("Bad object " + obj + " for uid " + uid); 11159 } 11160 } else { 11161 throw new SecurityException("Unknown calling UID: " + uid); 11162 } 11163 11164 // Verify: can't set installerPackageName to a package that is 11165 // not signed with the same cert as the caller. 11166 if (installerPackageSetting != null) { 11167 if (compareSignatures(callerSignature, 11168 installerPackageSetting.signatures.mSignatures) 11169 != PackageManager.SIGNATURE_MATCH) { 11170 throw new SecurityException( 11171 "Caller does not have same cert as new installer package " 11172 + installerPackageName); 11173 } 11174 } 11175 11176 // Verify: if target already has an installer package, it must 11177 // be signed with the same cert as the caller. 11178 if (targetPackageSetting.installerPackageName != null) { 11179 PackageSetting setting = mSettings.mPackages.get( 11180 targetPackageSetting.installerPackageName); 11181 // If the currently set package isn't valid, then it's always 11182 // okay to change it. 11183 if (setting != null) { 11184 if (compareSignatures(callerSignature, 11185 setting.signatures.mSignatures) 11186 != PackageManager.SIGNATURE_MATCH) { 11187 throw new SecurityException( 11188 "Caller does not have same cert as old installer package " 11189 + targetPackageSetting.installerPackageName); 11190 } 11191 } 11192 } 11193 11194 // Okay! 11195 targetPackageSetting.installerPackageName = installerPackageName; 11196 scheduleWriteSettingsLocked(); 11197 } 11198 } 11199 11200 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 11201 // Queue up an async operation since the package installation may take a little while. 11202 mHandler.post(new Runnable() { 11203 public void run() { 11204 mHandler.removeCallbacks(this); 11205 // Result object to be returned 11206 PackageInstalledInfo res = new PackageInstalledInfo(); 11207 res.setReturnCode(currentStatus); 11208 res.uid = -1; 11209 res.pkg = null; 11210 res.removedInfo = null; 11211 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11212 args.doPreInstall(res.returnCode); 11213 synchronized (mInstallLock) { 11214 installPackageTracedLI(args, res); 11215 } 11216 args.doPostInstall(res.returnCode, res.uid); 11217 } 11218 11219 // A restore should be performed at this point if (a) the install 11220 // succeeded, (b) the operation is not an update, and (c) the new 11221 // package has not opted out of backup participation. 11222 final boolean update = res.removedInfo != null 11223 && res.removedInfo.removedPackage != null; 11224 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 11225 boolean doRestore = !update 11226 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 11227 11228 // Set up the post-install work request bookkeeping. This will be used 11229 // and cleaned up by the post-install event handling regardless of whether 11230 // there's a restore pass performed. Token values are >= 1. 11231 int token; 11232 if (mNextInstallToken < 0) mNextInstallToken = 1; 11233 token = mNextInstallToken++; 11234 11235 PostInstallData data = new PostInstallData(args, res); 11236 mRunningInstalls.put(token, data); 11237 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 11238 11239 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 11240 // Pass responsibility to the Backup Manager. It will perform a 11241 // restore if appropriate, then pass responsibility back to the 11242 // Package Manager to run the post-install observer callbacks 11243 // and broadcasts. 11244 IBackupManager bm = IBackupManager.Stub.asInterface( 11245 ServiceManager.getService(Context.BACKUP_SERVICE)); 11246 if (bm != null) { 11247 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 11248 + " to BM for possible restore"); 11249 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 11250 try { 11251 // TODO: http://b/22388012 11252 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 11253 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 11254 } else { 11255 doRestore = false; 11256 } 11257 } catch (RemoteException e) { 11258 // can't happen; the backup manager is local 11259 } catch (Exception e) { 11260 Slog.e(TAG, "Exception trying to enqueue restore", e); 11261 doRestore = false; 11262 } 11263 } else { 11264 Slog.e(TAG, "Backup Manager not found!"); 11265 doRestore = false; 11266 } 11267 } 11268 11269 if (!doRestore) { 11270 // No restore possible, or the Backup Manager was mysteriously not 11271 // available -- just fire the post-install work request directly. 11272 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 11273 11274 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 11275 11276 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 11277 mHandler.sendMessage(msg); 11278 } 11279 } 11280 }); 11281 } 11282 11283 private abstract class HandlerParams { 11284 private static final int MAX_RETRIES = 4; 11285 11286 /** 11287 * Number of times startCopy() has been attempted and had a non-fatal 11288 * error. 11289 */ 11290 private int mRetries = 0; 11291 11292 /** User handle for the user requesting the information or installation. */ 11293 private final UserHandle mUser; 11294 String traceMethod; 11295 int traceCookie; 11296 11297 HandlerParams(UserHandle user) { 11298 mUser = user; 11299 } 11300 11301 UserHandle getUser() { 11302 return mUser; 11303 } 11304 11305 HandlerParams setTraceMethod(String traceMethod) { 11306 this.traceMethod = traceMethod; 11307 return this; 11308 } 11309 11310 HandlerParams setTraceCookie(int traceCookie) { 11311 this.traceCookie = traceCookie; 11312 return this; 11313 } 11314 11315 final boolean startCopy() { 11316 boolean res; 11317 try { 11318 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 11319 11320 if (++mRetries > MAX_RETRIES) { 11321 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 11322 mHandler.sendEmptyMessage(MCS_GIVE_UP); 11323 handleServiceError(); 11324 return false; 11325 } else { 11326 handleStartCopy(); 11327 res = true; 11328 } 11329 } catch (RemoteException e) { 11330 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 11331 mHandler.sendEmptyMessage(MCS_RECONNECT); 11332 res = false; 11333 } 11334 handleReturnCode(); 11335 return res; 11336 } 11337 11338 final void serviceError() { 11339 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 11340 handleServiceError(); 11341 handleReturnCode(); 11342 } 11343 11344 abstract void handleStartCopy() throws RemoteException; 11345 abstract void handleServiceError(); 11346 abstract void handleReturnCode(); 11347 } 11348 11349 class MeasureParams extends HandlerParams { 11350 private final PackageStats mStats; 11351 private boolean mSuccess; 11352 11353 private final IPackageStatsObserver mObserver; 11354 11355 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 11356 super(new UserHandle(stats.userHandle)); 11357 mObserver = observer; 11358 mStats = stats; 11359 } 11360 11361 @Override 11362 public String toString() { 11363 return "MeasureParams{" 11364 + Integer.toHexString(System.identityHashCode(this)) 11365 + " " + mStats.packageName + "}"; 11366 } 11367 11368 @Override 11369 void handleStartCopy() throws RemoteException { 11370 synchronized (mInstallLock) { 11371 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 11372 } 11373 11374 if (mSuccess) { 11375 final boolean mounted; 11376 if (Environment.isExternalStorageEmulated()) { 11377 mounted = true; 11378 } else { 11379 final String status = Environment.getExternalStorageState(); 11380 mounted = (Environment.MEDIA_MOUNTED.equals(status) 11381 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 11382 } 11383 11384 if (mounted) { 11385 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 11386 11387 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 11388 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 11389 11390 mStats.externalDataSize = calculateDirectorySize(mContainerService, 11391 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 11392 11393 // Always subtract cache size, since it's a subdirectory 11394 mStats.externalDataSize -= mStats.externalCacheSize; 11395 11396 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 11397 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 11398 11399 mStats.externalObbSize = calculateDirectorySize(mContainerService, 11400 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 11401 } 11402 } 11403 } 11404 11405 @Override 11406 void handleReturnCode() { 11407 if (mObserver != null) { 11408 try { 11409 mObserver.onGetStatsCompleted(mStats, mSuccess); 11410 } catch (RemoteException e) { 11411 Slog.i(TAG, "Observer no longer exists."); 11412 } 11413 } 11414 } 11415 11416 @Override 11417 void handleServiceError() { 11418 Slog.e(TAG, "Could not measure application " + mStats.packageName 11419 + " external storage"); 11420 } 11421 } 11422 11423 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 11424 throws RemoteException { 11425 long result = 0; 11426 for (File path : paths) { 11427 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 11428 } 11429 return result; 11430 } 11431 11432 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 11433 for (File path : paths) { 11434 try { 11435 mcs.clearDirectory(path.getAbsolutePath()); 11436 } catch (RemoteException e) { 11437 } 11438 } 11439 } 11440 11441 static class OriginInfo { 11442 /** 11443 * Location where install is coming from, before it has been 11444 * copied/renamed into place. This could be a single monolithic APK 11445 * file, or a cluster directory. This location may be untrusted. 11446 */ 11447 final File file; 11448 final String cid; 11449 11450 /** 11451 * Flag indicating that {@link #file} or {@link #cid} has already been 11452 * staged, meaning downstream users don't need to defensively copy the 11453 * contents. 11454 */ 11455 final boolean staged; 11456 11457 /** 11458 * Flag indicating that {@link #file} or {@link #cid} is an already 11459 * installed app that is being moved. 11460 */ 11461 final boolean existing; 11462 11463 final String resolvedPath; 11464 final File resolvedFile; 11465 11466 static OriginInfo fromNothing() { 11467 return new OriginInfo(null, null, false, false); 11468 } 11469 11470 static OriginInfo fromUntrustedFile(File file) { 11471 return new OriginInfo(file, null, false, false); 11472 } 11473 11474 static OriginInfo fromExistingFile(File file) { 11475 return new OriginInfo(file, null, false, true); 11476 } 11477 11478 static OriginInfo fromStagedFile(File file) { 11479 return new OriginInfo(file, null, true, false); 11480 } 11481 11482 static OriginInfo fromStagedContainer(String cid) { 11483 return new OriginInfo(null, cid, true, false); 11484 } 11485 11486 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 11487 this.file = file; 11488 this.cid = cid; 11489 this.staged = staged; 11490 this.existing = existing; 11491 11492 if (cid != null) { 11493 resolvedPath = PackageHelper.getSdDir(cid); 11494 resolvedFile = new File(resolvedPath); 11495 } else if (file != null) { 11496 resolvedPath = file.getAbsolutePath(); 11497 resolvedFile = file; 11498 } else { 11499 resolvedPath = null; 11500 resolvedFile = null; 11501 } 11502 } 11503 } 11504 11505 static class MoveInfo { 11506 final int moveId; 11507 final String fromUuid; 11508 final String toUuid; 11509 final String packageName; 11510 final String dataAppName; 11511 final int appId; 11512 final String seinfo; 11513 final int targetSdkVersion; 11514 11515 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 11516 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 11517 this.moveId = moveId; 11518 this.fromUuid = fromUuid; 11519 this.toUuid = toUuid; 11520 this.packageName = packageName; 11521 this.dataAppName = dataAppName; 11522 this.appId = appId; 11523 this.seinfo = seinfo; 11524 this.targetSdkVersion = targetSdkVersion; 11525 } 11526 } 11527 11528 class InstallParams extends HandlerParams { 11529 final OriginInfo origin; 11530 final MoveInfo move; 11531 final IPackageInstallObserver2 observer; 11532 int installFlags; 11533 final String installerPackageName; 11534 final String volumeUuid; 11535 final VerificationParams verificationParams; 11536 private InstallArgs mArgs; 11537 private int mRet; 11538 final String packageAbiOverride; 11539 final String[] grantedRuntimePermissions; 11540 11541 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11542 int installFlags, String installerPackageName, String volumeUuid, 11543 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 11544 String[] grantedPermissions) { 11545 super(user); 11546 this.origin = origin; 11547 this.move = move; 11548 this.observer = observer; 11549 this.installFlags = installFlags; 11550 this.installerPackageName = installerPackageName; 11551 this.volumeUuid = volumeUuid; 11552 this.verificationParams = verificationParams; 11553 this.packageAbiOverride = packageAbiOverride; 11554 this.grantedRuntimePermissions = grantedPermissions; 11555 } 11556 11557 @Override 11558 public String toString() { 11559 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11560 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11561 } 11562 11563 private int installLocationPolicy(PackageInfoLite pkgLite) { 11564 String packageName = pkgLite.packageName; 11565 int installLocation = pkgLite.installLocation; 11566 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11567 // reader 11568 synchronized (mPackages) { 11569 // Currently installed package which the new package is attempting to replace or 11570 // null if no such package is installed. 11571 PackageParser.Package installedPkg = mPackages.get(packageName); 11572 // Package which currently owns the data which the new package will own if installed. 11573 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 11574 // will be null whereas dataOwnerPkg will contain information about the package 11575 // which was uninstalled while keeping its data. 11576 PackageParser.Package dataOwnerPkg = installedPkg; 11577 if (dataOwnerPkg == null) { 11578 PackageSetting ps = mSettings.mPackages.get(packageName); 11579 if (ps != null) { 11580 dataOwnerPkg = ps.pkg; 11581 } 11582 } 11583 11584 if (dataOwnerPkg != null) { 11585 // If installed, the package will get access to data left on the device by its 11586 // predecessor. As a security measure, this is permited only if this is not a 11587 // version downgrade or if the predecessor package is marked as debuggable and 11588 // a downgrade is explicitly requested. 11589 if (((dataOwnerPkg.applicationInfo.flags & ApplicationInfo.FLAG_DEBUGGABLE) == 0) 11590 || ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0)) { 11591 try { 11592 checkDowngrade(dataOwnerPkg, pkgLite); 11593 } catch (PackageManagerException e) { 11594 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11595 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11596 } 11597 } 11598 } 11599 11600 if (installedPkg != null) { 11601 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11602 // Check for updated system application. 11603 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11604 if (onSd) { 11605 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11606 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11607 } 11608 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11609 } else { 11610 if (onSd) { 11611 // Install flag overrides everything. 11612 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11613 } 11614 // If current upgrade specifies particular preference 11615 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11616 // Application explicitly specified internal. 11617 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11618 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11619 // App explictly prefers external. Let policy decide 11620 } else { 11621 // Prefer previous location 11622 if (isExternal(installedPkg)) { 11623 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11624 } 11625 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11626 } 11627 } 11628 } else { 11629 // Invalid install. Return error code 11630 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11631 } 11632 } 11633 } 11634 // All the special cases have been taken care of. 11635 // Return result based on recommended install location. 11636 if (onSd) { 11637 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11638 } 11639 return pkgLite.recommendedInstallLocation; 11640 } 11641 11642 /* 11643 * Invoke remote method to get package information and install 11644 * location values. Override install location based on default 11645 * policy if needed and then create install arguments based 11646 * on the install location. 11647 */ 11648 public void handleStartCopy() throws RemoteException { 11649 int ret = PackageManager.INSTALL_SUCCEEDED; 11650 11651 // If we're already staged, we've firmly committed to an install location 11652 if (origin.staged) { 11653 if (origin.file != null) { 11654 installFlags |= PackageManager.INSTALL_INTERNAL; 11655 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11656 } else if (origin.cid != null) { 11657 installFlags |= PackageManager.INSTALL_EXTERNAL; 11658 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11659 } else { 11660 throw new IllegalStateException("Invalid stage location"); 11661 } 11662 } 11663 11664 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11665 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11666 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11667 PackageInfoLite pkgLite = null; 11668 11669 if (onInt && onSd) { 11670 // Check if both bits are set. 11671 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11672 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11673 } else if (onSd && ephemeral) { 11674 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11675 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11676 } else { 11677 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11678 packageAbiOverride); 11679 11680 if (DEBUG_EPHEMERAL && ephemeral) { 11681 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11682 } 11683 11684 /* 11685 * If we have too little free space, try to free cache 11686 * before giving up. 11687 */ 11688 if (!origin.staged && pkgLite.recommendedInstallLocation 11689 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11690 // TODO: focus freeing disk space on the target device 11691 final StorageManager storage = StorageManager.from(mContext); 11692 final long lowThreshold = storage.getStorageLowBytes( 11693 Environment.getDataDirectory()); 11694 11695 final long sizeBytes = mContainerService.calculateInstalledSize( 11696 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11697 11698 try { 11699 mInstaller.freeCache(null, sizeBytes + lowThreshold); 11700 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11701 installFlags, packageAbiOverride); 11702 } catch (InstallerException e) { 11703 Slog.w(TAG, "Failed to free cache", e); 11704 } 11705 11706 /* 11707 * The cache free must have deleted the file we 11708 * downloaded to install. 11709 * 11710 * TODO: fix the "freeCache" call to not delete 11711 * the file we care about. 11712 */ 11713 if (pkgLite.recommendedInstallLocation 11714 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11715 pkgLite.recommendedInstallLocation 11716 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11717 } 11718 } 11719 } 11720 11721 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11722 int loc = pkgLite.recommendedInstallLocation; 11723 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11724 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11725 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11726 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11727 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11728 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11729 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11730 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11731 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11732 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11733 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11734 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11735 } else { 11736 // Override with defaults if needed. 11737 loc = installLocationPolicy(pkgLite); 11738 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11739 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11740 } else if (!onSd && !onInt) { 11741 // Override install location with flags 11742 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11743 // Set the flag to install on external media. 11744 installFlags |= PackageManager.INSTALL_EXTERNAL; 11745 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11746 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11747 if (DEBUG_EPHEMERAL) { 11748 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11749 } 11750 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11751 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11752 |PackageManager.INSTALL_INTERNAL); 11753 } else { 11754 // Make sure the flag for installing on external 11755 // media is unset 11756 installFlags |= PackageManager.INSTALL_INTERNAL; 11757 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11758 } 11759 } 11760 } 11761 } 11762 11763 final InstallArgs args = createInstallArgs(this); 11764 mArgs = args; 11765 11766 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11767 // TODO: http://b/22976637 11768 // Apps installed for "all" users use the device owner to verify the app 11769 UserHandle verifierUser = getUser(); 11770 if (verifierUser == UserHandle.ALL) { 11771 verifierUser = UserHandle.SYSTEM; 11772 } 11773 11774 /* 11775 * Determine if we have any installed package verifiers. If we 11776 * do, then we'll defer to them to verify the packages. 11777 */ 11778 final int requiredUid = mRequiredVerifierPackage == null ? -1 11779 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 11780 verifierUser.getIdentifier()); 11781 if (!origin.existing && requiredUid != -1 11782 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11783 final Intent verification = new Intent( 11784 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11785 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11786 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11787 PACKAGE_MIME_TYPE); 11788 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11789 11790 // Query all live verifiers based on current user state 11791 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11792 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11793 11794 if (DEBUG_VERIFY) { 11795 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11796 + verification.toString() + " with " + pkgLite.verifiers.length 11797 + " optional verifiers"); 11798 } 11799 11800 final int verificationId = mPendingVerificationToken++; 11801 11802 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11803 11804 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11805 installerPackageName); 11806 11807 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11808 installFlags); 11809 11810 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11811 pkgLite.packageName); 11812 11813 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11814 pkgLite.versionCode); 11815 11816 if (verificationParams != null) { 11817 if (verificationParams.getVerificationURI() != null) { 11818 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11819 verificationParams.getVerificationURI()); 11820 } 11821 if (verificationParams.getOriginatingURI() != null) { 11822 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11823 verificationParams.getOriginatingURI()); 11824 } 11825 if (verificationParams.getReferrer() != null) { 11826 verification.putExtra(Intent.EXTRA_REFERRER, 11827 verificationParams.getReferrer()); 11828 } 11829 if (verificationParams.getOriginatingUid() >= 0) { 11830 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11831 verificationParams.getOriginatingUid()); 11832 } 11833 if (verificationParams.getInstallerUid() >= 0) { 11834 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11835 verificationParams.getInstallerUid()); 11836 } 11837 } 11838 11839 final PackageVerificationState verificationState = new PackageVerificationState( 11840 requiredUid, args); 11841 11842 mPendingVerification.append(verificationId, verificationState); 11843 11844 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11845 receivers, verificationState); 11846 11847 /* 11848 * If any sufficient verifiers were listed in the package 11849 * manifest, attempt to ask them. 11850 */ 11851 if (sufficientVerifiers != null) { 11852 final int N = sufficientVerifiers.size(); 11853 if (N == 0) { 11854 Slog.i(TAG, "Additional verifiers required, but none installed."); 11855 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11856 } else { 11857 for (int i = 0; i < N; i++) { 11858 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11859 11860 final Intent sufficientIntent = new Intent(verification); 11861 sufficientIntent.setComponent(verifierComponent); 11862 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11863 } 11864 } 11865 } 11866 11867 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11868 mRequiredVerifierPackage, receivers); 11869 if (ret == PackageManager.INSTALL_SUCCEEDED 11870 && mRequiredVerifierPackage != null) { 11871 Trace.asyncTraceBegin( 11872 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11873 /* 11874 * Send the intent to the required verification agent, 11875 * but only start the verification timeout after the 11876 * target BroadcastReceivers have run. 11877 */ 11878 verification.setComponent(requiredVerifierComponent); 11879 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11880 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11881 new BroadcastReceiver() { 11882 @Override 11883 public void onReceive(Context context, Intent intent) { 11884 final Message msg = mHandler 11885 .obtainMessage(CHECK_PENDING_VERIFICATION); 11886 msg.arg1 = verificationId; 11887 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11888 } 11889 }, null, 0, null, null); 11890 11891 /* 11892 * We don't want the copy to proceed until verification 11893 * succeeds, so null out this field. 11894 */ 11895 mArgs = null; 11896 } 11897 } else { 11898 /* 11899 * No package verification is enabled, so immediately start 11900 * the remote call to initiate copy using temporary file. 11901 */ 11902 ret = args.copyApk(mContainerService, true); 11903 } 11904 } 11905 11906 mRet = ret; 11907 } 11908 11909 @Override 11910 void handleReturnCode() { 11911 // If mArgs is null, then MCS couldn't be reached. When it 11912 // reconnects, it will try again to install. At that point, this 11913 // will succeed. 11914 if (mArgs != null) { 11915 processPendingInstall(mArgs, mRet); 11916 } 11917 } 11918 11919 @Override 11920 void handleServiceError() { 11921 mArgs = createInstallArgs(this); 11922 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11923 } 11924 11925 public boolean isForwardLocked() { 11926 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11927 } 11928 } 11929 11930 /** 11931 * Used during creation of InstallArgs 11932 * 11933 * @param installFlags package installation flags 11934 * @return true if should be installed on external storage 11935 */ 11936 private static boolean installOnExternalAsec(int installFlags) { 11937 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11938 return false; 11939 } 11940 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11941 return true; 11942 } 11943 return false; 11944 } 11945 11946 /** 11947 * Used during creation of InstallArgs 11948 * 11949 * @param installFlags package installation flags 11950 * @return true if should be installed as forward locked 11951 */ 11952 private static boolean installForwardLocked(int installFlags) { 11953 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11954 } 11955 11956 private InstallArgs createInstallArgs(InstallParams params) { 11957 if (params.move != null) { 11958 return new MoveInstallArgs(params); 11959 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11960 return new AsecInstallArgs(params); 11961 } else { 11962 return new FileInstallArgs(params); 11963 } 11964 } 11965 11966 /** 11967 * Create args that describe an existing installed package. Typically used 11968 * when cleaning up old installs, or used as a move source. 11969 */ 11970 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11971 String resourcePath, String[] instructionSets) { 11972 final boolean isInAsec; 11973 if (installOnExternalAsec(installFlags)) { 11974 /* Apps on SD card are always in ASEC containers. */ 11975 isInAsec = true; 11976 } else if (installForwardLocked(installFlags) 11977 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11978 /* 11979 * Forward-locked apps are only in ASEC containers if they're the 11980 * new style 11981 */ 11982 isInAsec = true; 11983 } else { 11984 isInAsec = false; 11985 } 11986 11987 if (isInAsec) { 11988 return new AsecInstallArgs(codePath, instructionSets, 11989 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11990 } else { 11991 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11992 } 11993 } 11994 11995 static abstract class InstallArgs { 11996 /** @see InstallParams#origin */ 11997 final OriginInfo origin; 11998 /** @see InstallParams#move */ 11999 final MoveInfo move; 12000 12001 final IPackageInstallObserver2 observer; 12002 // Always refers to PackageManager flags only 12003 final int installFlags; 12004 final String installerPackageName; 12005 final String volumeUuid; 12006 final UserHandle user; 12007 final String abiOverride; 12008 final String[] installGrantPermissions; 12009 /** If non-null, drop an async trace when the install completes */ 12010 final String traceMethod; 12011 final int traceCookie; 12012 12013 // The list of instruction sets supported by this app. This is currently 12014 // only used during the rmdex() phase to clean up resources. We can get rid of this 12015 // if we move dex files under the common app path. 12016 /* nullable */ String[] instructionSets; 12017 12018 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 12019 int installFlags, String installerPackageName, String volumeUuid, 12020 UserHandle user, String[] instructionSets, 12021 String abiOverride, String[] installGrantPermissions, 12022 String traceMethod, int traceCookie) { 12023 this.origin = origin; 12024 this.move = move; 12025 this.installFlags = installFlags; 12026 this.observer = observer; 12027 this.installerPackageName = installerPackageName; 12028 this.volumeUuid = volumeUuid; 12029 this.user = user; 12030 this.instructionSets = instructionSets; 12031 this.abiOverride = abiOverride; 12032 this.installGrantPermissions = installGrantPermissions; 12033 this.traceMethod = traceMethod; 12034 this.traceCookie = traceCookie; 12035 } 12036 12037 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 12038 abstract int doPreInstall(int status); 12039 12040 /** 12041 * Rename package into final resting place. All paths on the given 12042 * scanned package should be updated to reflect the rename. 12043 */ 12044 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 12045 abstract int doPostInstall(int status, int uid); 12046 12047 /** @see PackageSettingBase#codePathString */ 12048 abstract String getCodePath(); 12049 /** @see PackageSettingBase#resourcePathString */ 12050 abstract String getResourcePath(); 12051 12052 // Need installer lock especially for dex file removal. 12053 abstract void cleanUpResourcesLI(); 12054 abstract boolean doPostDeleteLI(boolean delete); 12055 12056 /** 12057 * Called before the source arguments are copied. This is used mostly 12058 * for MoveParams when it needs to read the source file to put it in the 12059 * destination. 12060 */ 12061 int doPreCopy() { 12062 return PackageManager.INSTALL_SUCCEEDED; 12063 } 12064 12065 /** 12066 * Called after the source arguments are copied. This is used mostly for 12067 * MoveParams when it needs to read the source file to put it in the 12068 * destination. 12069 * 12070 * @return 12071 */ 12072 int doPostCopy(int uid) { 12073 return PackageManager.INSTALL_SUCCEEDED; 12074 } 12075 12076 protected boolean isFwdLocked() { 12077 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 12078 } 12079 12080 protected boolean isExternalAsec() { 12081 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12082 } 12083 12084 protected boolean isEphemeral() { 12085 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12086 } 12087 12088 UserHandle getUser() { 12089 return user; 12090 } 12091 } 12092 12093 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 12094 if (!allCodePaths.isEmpty()) { 12095 if (instructionSets == null) { 12096 throw new IllegalStateException("instructionSet == null"); 12097 } 12098 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 12099 for (String codePath : allCodePaths) { 12100 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 12101 try { 12102 mInstaller.rmdex(codePath, dexCodeInstructionSet); 12103 } catch (InstallerException ignored) { 12104 } 12105 } 12106 } 12107 } 12108 } 12109 12110 /** 12111 * Logic to handle installation of non-ASEC applications, including copying 12112 * and renaming logic. 12113 */ 12114 class FileInstallArgs extends InstallArgs { 12115 private File codeFile; 12116 private File resourceFile; 12117 12118 // Example topology: 12119 // /data/app/com.example/base.apk 12120 // /data/app/com.example/split_foo.apk 12121 // /data/app/com.example/lib/arm/libfoo.so 12122 // /data/app/com.example/lib/arm64/libfoo.so 12123 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 12124 12125 /** New install */ 12126 FileInstallArgs(InstallParams params) { 12127 super(params.origin, params.move, params.observer, params.installFlags, 12128 params.installerPackageName, params.volumeUuid, 12129 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12130 params.grantedRuntimePermissions, 12131 params.traceMethod, params.traceCookie); 12132 if (isFwdLocked()) { 12133 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 12134 } 12135 } 12136 12137 /** Existing install */ 12138 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 12139 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 12140 null, null, null, 0); 12141 this.codeFile = (codePath != null) ? new File(codePath) : null; 12142 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 12143 } 12144 12145 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12146 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 12147 try { 12148 return doCopyApk(imcs, temp); 12149 } finally { 12150 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12151 } 12152 } 12153 12154 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12155 if (origin.staged) { 12156 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 12157 codeFile = origin.file; 12158 resourceFile = origin.file; 12159 return PackageManager.INSTALL_SUCCEEDED; 12160 } 12161 12162 try { 12163 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12164 final File tempDir = 12165 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 12166 codeFile = tempDir; 12167 resourceFile = tempDir; 12168 } catch (IOException e) { 12169 Slog.w(TAG, "Failed to create copy file: " + e); 12170 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 12171 } 12172 12173 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 12174 @Override 12175 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 12176 if (!FileUtils.isValidExtFilename(name)) { 12177 throw new IllegalArgumentException("Invalid filename: " + name); 12178 } 12179 try { 12180 final File file = new File(codeFile, name); 12181 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 12182 O_RDWR | O_CREAT, 0644); 12183 Os.chmod(file.getAbsolutePath(), 0644); 12184 return new ParcelFileDescriptor(fd); 12185 } catch (ErrnoException e) { 12186 throw new RemoteException("Failed to open: " + e.getMessage()); 12187 } 12188 } 12189 }; 12190 12191 int ret = PackageManager.INSTALL_SUCCEEDED; 12192 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 12193 if (ret != PackageManager.INSTALL_SUCCEEDED) { 12194 Slog.e(TAG, "Failed to copy package"); 12195 return ret; 12196 } 12197 12198 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 12199 NativeLibraryHelper.Handle handle = null; 12200 try { 12201 handle = NativeLibraryHelper.Handle.create(codeFile); 12202 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 12203 abiOverride); 12204 } catch (IOException e) { 12205 Slog.e(TAG, "Copying native libraries failed", e); 12206 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12207 } finally { 12208 IoUtils.closeQuietly(handle); 12209 } 12210 12211 return ret; 12212 } 12213 12214 int doPreInstall(int status) { 12215 if (status != PackageManager.INSTALL_SUCCEEDED) { 12216 cleanUp(); 12217 } 12218 return status; 12219 } 12220 12221 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12222 if (status != PackageManager.INSTALL_SUCCEEDED) { 12223 cleanUp(); 12224 return false; 12225 } 12226 12227 final File targetDir = codeFile.getParentFile(); 12228 final File beforeCodeFile = codeFile; 12229 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 12230 12231 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 12232 try { 12233 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 12234 } catch (ErrnoException e) { 12235 Slog.w(TAG, "Failed to rename", e); 12236 return false; 12237 } 12238 12239 if (!SELinux.restoreconRecursive(afterCodeFile)) { 12240 Slog.w(TAG, "Failed to restorecon"); 12241 return false; 12242 } 12243 12244 // Reflect the rename internally 12245 codeFile = afterCodeFile; 12246 resourceFile = afterCodeFile; 12247 12248 // Reflect the rename in scanned details 12249 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12250 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12251 afterCodeFile, pkg.baseCodePath)); 12252 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12253 afterCodeFile, pkg.splitCodePaths)); 12254 12255 // Reflect the rename in app info 12256 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12257 pkg.setApplicationInfoCodePath(pkg.codePath); 12258 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12259 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12260 pkg.setApplicationInfoResourcePath(pkg.codePath); 12261 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12262 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12263 12264 return true; 12265 } 12266 12267 int doPostInstall(int status, int uid) { 12268 if (status != PackageManager.INSTALL_SUCCEEDED) { 12269 cleanUp(); 12270 } 12271 return status; 12272 } 12273 12274 @Override 12275 String getCodePath() { 12276 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12277 } 12278 12279 @Override 12280 String getResourcePath() { 12281 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12282 } 12283 12284 private boolean cleanUp() { 12285 if (codeFile == null || !codeFile.exists()) { 12286 return false; 12287 } 12288 12289 removeCodePathLI(codeFile); 12290 12291 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 12292 resourceFile.delete(); 12293 } 12294 12295 return true; 12296 } 12297 12298 void cleanUpResourcesLI() { 12299 // Try enumerating all code paths before deleting 12300 List<String> allCodePaths = Collections.EMPTY_LIST; 12301 if (codeFile != null && codeFile.exists()) { 12302 try { 12303 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12304 allCodePaths = pkg.getAllCodePaths(); 12305 } catch (PackageParserException e) { 12306 // Ignored; we tried our best 12307 } 12308 } 12309 12310 cleanUp(); 12311 removeDexFiles(allCodePaths, instructionSets); 12312 } 12313 12314 boolean doPostDeleteLI(boolean delete) { 12315 // XXX err, shouldn't we respect the delete flag? 12316 cleanUpResourcesLI(); 12317 return true; 12318 } 12319 } 12320 12321 private boolean isAsecExternal(String cid) { 12322 final String asecPath = PackageHelper.getSdFilesystem(cid); 12323 return !asecPath.startsWith(mAsecInternalPath); 12324 } 12325 12326 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 12327 PackageManagerException { 12328 if (copyRet < 0) { 12329 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 12330 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 12331 throw new PackageManagerException(copyRet, message); 12332 } 12333 } 12334 } 12335 12336 /** 12337 * Extract the MountService "container ID" from the full code path of an 12338 * .apk. 12339 */ 12340 static String cidFromCodePath(String fullCodePath) { 12341 int eidx = fullCodePath.lastIndexOf("/"); 12342 String subStr1 = fullCodePath.substring(0, eidx); 12343 int sidx = subStr1.lastIndexOf("/"); 12344 return subStr1.substring(sidx+1, eidx); 12345 } 12346 12347 /** 12348 * Logic to handle installation of ASEC applications, including copying and 12349 * renaming logic. 12350 */ 12351 class AsecInstallArgs extends InstallArgs { 12352 static final String RES_FILE_NAME = "pkg.apk"; 12353 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 12354 12355 String cid; 12356 String packagePath; 12357 String resourcePath; 12358 12359 /** New install */ 12360 AsecInstallArgs(InstallParams params) { 12361 super(params.origin, params.move, params.observer, params.installFlags, 12362 params.installerPackageName, params.volumeUuid, 12363 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12364 params.grantedRuntimePermissions, 12365 params.traceMethod, params.traceCookie); 12366 } 12367 12368 /** Existing install */ 12369 AsecInstallArgs(String fullCodePath, String[] instructionSets, 12370 boolean isExternal, boolean isForwardLocked) { 12371 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 12372 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12373 instructionSets, null, null, null, 0); 12374 // Hackily pretend we're still looking at a full code path 12375 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 12376 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 12377 } 12378 12379 // Extract cid from fullCodePath 12380 int eidx = fullCodePath.lastIndexOf("/"); 12381 String subStr1 = fullCodePath.substring(0, eidx); 12382 int sidx = subStr1.lastIndexOf("/"); 12383 cid = subStr1.substring(sidx+1, eidx); 12384 setMountPath(subStr1); 12385 } 12386 12387 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 12388 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 12389 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12390 instructionSets, null, null, null, 0); 12391 this.cid = cid; 12392 setMountPath(PackageHelper.getSdDir(cid)); 12393 } 12394 12395 void createCopyFile() { 12396 cid = mInstallerService.allocateExternalStageCidLegacy(); 12397 } 12398 12399 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12400 if (origin.staged && origin.cid != null) { 12401 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 12402 cid = origin.cid; 12403 setMountPath(PackageHelper.getSdDir(cid)); 12404 return PackageManager.INSTALL_SUCCEEDED; 12405 } 12406 12407 if (temp) { 12408 createCopyFile(); 12409 } else { 12410 /* 12411 * Pre-emptively destroy the container since it's destroyed if 12412 * copying fails due to it existing anyway. 12413 */ 12414 PackageHelper.destroySdDir(cid); 12415 } 12416 12417 final String newMountPath = imcs.copyPackageToContainer( 12418 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 12419 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 12420 12421 if (newMountPath != null) { 12422 setMountPath(newMountPath); 12423 return PackageManager.INSTALL_SUCCEEDED; 12424 } else { 12425 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12426 } 12427 } 12428 12429 @Override 12430 String getCodePath() { 12431 return packagePath; 12432 } 12433 12434 @Override 12435 String getResourcePath() { 12436 return resourcePath; 12437 } 12438 12439 int doPreInstall(int status) { 12440 if (status != PackageManager.INSTALL_SUCCEEDED) { 12441 // Destroy container 12442 PackageHelper.destroySdDir(cid); 12443 } else { 12444 boolean mounted = PackageHelper.isContainerMounted(cid); 12445 if (!mounted) { 12446 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 12447 Process.SYSTEM_UID); 12448 if (newMountPath != null) { 12449 setMountPath(newMountPath); 12450 } else { 12451 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12452 } 12453 } 12454 } 12455 return status; 12456 } 12457 12458 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12459 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 12460 String newMountPath = null; 12461 if (PackageHelper.isContainerMounted(cid)) { 12462 // Unmount the container 12463 if (!PackageHelper.unMountSdDir(cid)) { 12464 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 12465 return false; 12466 } 12467 } 12468 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12469 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 12470 " which might be stale. Will try to clean up."); 12471 // Clean up the stale container and proceed to recreate. 12472 if (!PackageHelper.destroySdDir(newCacheId)) { 12473 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 12474 return false; 12475 } 12476 // Successfully cleaned up stale container. Try to rename again. 12477 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12478 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 12479 + " inspite of cleaning it up."); 12480 return false; 12481 } 12482 } 12483 if (!PackageHelper.isContainerMounted(newCacheId)) { 12484 Slog.w(TAG, "Mounting container " + newCacheId); 12485 newMountPath = PackageHelper.mountSdDir(newCacheId, 12486 getEncryptKey(), Process.SYSTEM_UID); 12487 } else { 12488 newMountPath = PackageHelper.getSdDir(newCacheId); 12489 } 12490 if (newMountPath == null) { 12491 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 12492 return false; 12493 } 12494 Log.i(TAG, "Succesfully renamed " + cid + 12495 " to " + newCacheId + 12496 " at new path: " + newMountPath); 12497 cid = newCacheId; 12498 12499 final File beforeCodeFile = new File(packagePath); 12500 setMountPath(newMountPath); 12501 final File afterCodeFile = new File(packagePath); 12502 12503 // Reflect the rename in scanned details 12504 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12505 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12506 afterCodeFile, pkg.baseCodePath)); 12507 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12508 afterCodeFile, pkg.splitCodePaths)); 12509 12510 // Reflect the rename in app info 12511 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12512 pkg.setApplicationInfoCodePath(pkg.codePath); 12513 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12514 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12515 pkg.setApplicationInfoResourcePath(pkg.codePath); 12516 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12517 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12518 12519 return true; 12520 } 12521 12522 private void setMountPath(String mountPath) { 12523 final File mountFile = new File(mountPath); 12524 12525 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 12526 if (monolithicFile.exists()) { 12527 packagePath = monolithicFile.getAbsolutePath(); 12528 if (isFwdLocked()) { 12529 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 12530 } else { 12531 resourcePath = packagePath; 12532 } 12533 } else { 12534 packagePath = mountFile.getAbsolutePath(); 12535 resourcePath = packagePath; 12536 } 12537 } 12538 12539 int doPostInstall(int status, int uid) { 12540 if (status != PackageManager.INSTALL_SUCCEEDED) { 12541 cleanUp(); 12542 } else { 12543 final int groupOwner; 12544 final String protectedFile; 12545 if (isFwdLocked()) { 12546 groupOwner = UserHandle.getSharedAppGid(uid); 12547 protectedFile = RES_FILE_NAME; 12548 } else { 12549 groupOwner = -1; 12550 protectedFile = null; 12551 } 12552 12553 if (uid < Process.FIRST_APPLICATION_UID 12554 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 12555 Slog.e(TAG, "Failed to finalize " + cid); 12556 PackageHelper.destroySdDir(cid); 12557 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12558 } 12559 12560 boolean mounted = PackageHelper.isContainerMounted(cid); 12561 if (!mounted) { 12562 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 12563 } 12564 } 12565 return status; 12566 } 12567 12568 private void cleanUp() { 12569 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12570 12571 // Destroy secure container 12572 PackageHelper.destroySdDir(cid); 12573 } 12574 12575 private List<String> getAllCodePaths() { 12576 final File codeFile = new File(getCodePath()); 12577 if (codeFile != null && codeFile.exists()) { 12578 try { 12579 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12580 return pkg.getAllCodePaths(); 12581 } catch (PackageParserException e) { 12582 // Ignored; we tried our best 12583 } 12584 } 12585 return Collections.EMPTY_LIST; 12586 } 12587 12588 void cleanUpResourcesLI() { 12589 // Enumerate all code paths before deleting 12590 cleanUpResourcesLI(getAllCodePaths()); 12591 } 12592 12593 private void cleanUpResourcesLI(List<String> allCodePaths) { 12594 cleanUp(); 12595 removeDexFiles(allCodePaths, instructionSets); 12596 } 12597 12598 String getPackageName() { 12599 return getAsecPackageName(cid); 12600 } 12601 12602 boolean doPostDeleteLI(boolean delete) { 12603 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12604 final List<String> allCodePaths = getAllCodePaths(); 12605 boolean mounted = PackageHelper.isContainerMounted(cid); 12606 if (mounted) { 12607 // Unmount first 12608 if (PackageHelper.unMountSdDir(cid)) { 12609 mounted = false; 12610 } 12611 } 12612 if (!mounted && delete) { 12613 cleanUpResourcesLI(allCodePaths); 12614 } 12615 return !mounted; 12616 } 12617 12618 @Override 12619 int doPreCopy() { 12620 if (isFwdLocked()) { 12621 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 12622 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 12623 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12624 } 12625 } 12626 12627 return PackageManager.INSTALL_SUCCEEDED; 12628 } 12629 12630 @Override 12631 int doPostCopy(int uid) { 12632 if (isFwdLocked()) { 12633 if (uid < Process.FIRST_APPLICATION_UID 12634 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12635 RES_FILE_NAME)) { 12636 Slog.e(TAG, "Failed to finalize " + cid); 12637 PackageHelper.destroySdDir(cid); 12638 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12639 } 12640 } 12641 12642 return PackageManager.INSTALL_SUCCEEDED; 12643 } 12644 } 12645 12646 /** 12647 * Logic to handle movement of existing installed applications. 12648 */ 12649 class MoveInstallArgs extends InstallArgs { 12650 private File codeFile; 12651 private File resourceFile; 12652 12653 /** New install */ 12654 MoveInstallArgs(InstallParams params) { 12655 super(params.origin, params.move, params.observer, params.installFlags, 12656 params.installerPackageName, params.volumeUuid, 12657 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12658 params.grantedRuntimePermissions, 12659 params.traceMethod, params.traceCookie); 12660 } 12661 12662 int copyApk(IMediaContainerService imcs, boolean temp) { 12663 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12664 + move.fromUuid + " to " + move.toUuid); 12665 synchronized (mInstaller) { 12666 try { 12667 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12668 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 12669 } catch (InstallerException e) { 12670 Slog.w(TAG, "Failed to move app", e); 12671 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12672 } 12673 } 12674 12675 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12676 resourceFile = codeFile; 12677 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12678 12679 return PackageManager.INSTALL_SUCCEEDED; 12680 } 12681 12682 int doPreInstall(int status) { 12683 if (status != PackageManager.INSTALL_SUCCEEDED) { 12684 cleanUp(move.toUuid); 12685 } 12686 return status; 12687 } 12688 12689 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12690 if (status != PackageManager.INSTALL_SUCCEEDED) { 12691 cleanUp(move.toUuid); 12692 return false; 12693 } 12694 12695 // Reflect the move in app info 12696 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12697 pkg.setApplicationInfoCodePath(pkg.codePath); 12698 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12699 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12700 pkg.setApplicationInfoResourcePath(pkg.codePath); 12701 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12702 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12703 12704 return true; 12705 } 12706 12707 int doPostInstall(int status, int uid) { 12708 if (status == PackageManager.INSTALL_SUCCEEDED) { 12709 cleanUp(move.fromUuid); 12710 } else { 12711 cleanUp(move.toUuid); 12712 } 12713 return status; 12714 } 12715 12716 @Override 12717 String getCodePath() { 12718 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12719 } 12720 12721 @Override 12722 String getResourcePath() { 12723 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12724 } 12725 12726 private boolean cleanUp(String volumeUuid) { 12727 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12728 move.dataAppName); 12729 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12730 synchronized (mInstallLock) { 12731 // Clean up both app data and code 12732 removeDataDirsLI(volumeUuid, move.packageName); 12733 removeCodePathLI(codeFile); 12734 } 12735 return true; 12736 } 12737 12738 void cleanUpResourcesLI() { 12739 throw new UnsupportedOperationException(); 12740 } 12741 12742 boolean doPostDeleteLI(boolean delete) { 12743 throw new UnsupportedOperationException(); 12744 } 12745 } 12746 12747 static String getAsecPackageName(String packageCid) { 12748 int idx = packageCid.lastIndexOf("-"); 12749 if (idx == -1) { 12750 return packageCid; 12751 } 12752 return packageCid.substring(0, idx); 12753 } 12754 12755 // Utility method used to create code paths based on package name and available index. 12756 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12757 String idxStr = ""; 12758 int idx = 1; 12759 // Fall back to default value of idx=1 if prefix is not 12760 // part of oldCodePath 12761 if (oldCodePath != null) { 12762 String subStr = oldCodePath; 12763 // Drop the suffix right away 12764 if (suffix != null && subStr.endsWith(suffix)) { 12765 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12766 } 12767 // If oldCodePath already contains prefix find out the 12768 // ending index to either increment or decrement. 12769 int sidx = subStr.lastIndexOf(prefix); 12770 if (sidx != -1) { 12771 subStr = subStr.substring(sidx + prefix.length()); 12772 if (subStr != null) { 12773 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12774 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12775 } 12776 try { 12777 idx = Integer.parseInt(subStr); 12778 if (idx <= 1) { 12779 idx++; 12780 } else { 12781 idx--; 12782 } 12783 } catch(NumberFormatException e) { 12784 } 12785 } 12786 } 12787 } 12788 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12789 return prefix + idxStr; 12790 } 12791 12792 private File getNextCodePath(File targetDir, String packageName) { 12793 int suffix = 1; 12794 File result; 12795 do { 12796 result = new File(targetDir, packageName + "-" + suffix); 12797 suffix++; 12798 } while (result.exists()); 12799 return result; 12800 } 12801 12802 // Utility method that returns the relative package path with respect 12803 // to the installation directory. Like say for /data/data/com.test-1.apk 12804 // string com.test-1 is returned. 12805 static String deriveCodePathName(String codePath) { 12806 if (codePath == null) { 12807 return null; 12808 } 12809 final File codeFile = new File(codePath); 12810 final String name = codeFile.getName(); 12811 if (codeFile.isDirectory()) { 12812 return name; 12813 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12814 final int lastDot = name.lastIndexOf('.'); 12815 return name.substring(0, lastDot); 12816 } else { 12817 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12818 return null; 12819 } 12820 } 12821 12822 static class PackageInstalledInfo { 12823 String name; 12824 int uid; 12825 // The set of users that originally had this package installed. 12826 int[] origUsers; 12827 // The set of users that now have this package installed. 12828 int[] newUsers; 12829 PackageParser.Package pkg; 12830 int returnCode; 12831 String returnMsg; 12832 PackageRemovedInfo removedInfo; 12833 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 12834 12835 public void setError(int code, String msg) { 12836 setReturnCode(code); 12837 setReturnMessage(msg); 12838 Slog.w(TAG, msg); 12839 } 12840 12841 public void setError(String msg, PackageParserException e) { 12842 setReturnCode(e.error); 12843 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 12844 Slog.w(TAG, msg, e); 12845 } 12846 12847 public void setError(String msg, PackageManagerException e) { 12848 returnCode = e.error; 12849 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 12850 Slog.w(TAG, msg, e); 12851 } 12852 12853 public void setReturnCode(int returnCode) { 12854 this.returnCode = returnCode; 12855 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 12856 for (int i = 0; i < childCount; i++) { 12857 addedChildPackages.valueAt(i).returnCode = returnCode; 12858 } 12859 } 12860 12861 private void setReturnMessage(String returnMsg) { 12862 this.returnMsg = returnMsg; 12863 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 12864 for (int i = 0; i < childCount; i++) { 12865 addedChildPackages.valueAt(i).returnMsg = returnMsg; 12866 } 12867 } 12868 12869 // In some error cases we want to convey more info back to the observer 12870 String origPackage; 12871 String origPermission; 12872 } 12873 12874 /* 12875 * Install a non-existing package. 12876 */ 12877 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12878 UserHandle user, String installerPackageName, String volumeUuid, 12879 PackageInstalledInfo res) { 12880 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12881 12882 // Remember this for later, in case we need to rollback this install 12883 String pkgName = pkg.packageName; 12884 12885 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12886 12887 synchronized(mPackages) { 12888 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12889 // A package with the same name is already installed, though 12890 // it has been renamed to an older name. The package we 12891 // are trying to install should be installed as an update to 12892 // the existing one, but that has not been requested, so bail. 12893 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12894 + " without first uninstalling package running as " 12895 + mSettings.mRenamedPackages.get(pkgName)); 12896 return; 12897 } 12898 if (mPackages.containsKey(pkgName)) { 12899 // Don't allow installation over an existing package with the same name. 12900 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12901 + " without first uninstalling."); 12902 return; 12903 } 12904 } 12905 12906 try { 12907 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12908 System.currentTimeMillis(), user); 12909 12910 updateSettingsLI(newPackage, installerPackageName, null, res, user); 12911 12912 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12913 prepareAppDataAfterInstall(newPackage); 12914 12915 } else { 12916 // Remove package from internal structures, but keep around any 12917 // data that might have already existed 12918 deletePackageLI(pkgName, UserHandle.ALL, false, null, 12919 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 12920 } 12921 } catch (PackageManagerException e) { 12922 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12923 } 12924 12925 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12926 } 12927 12928 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12929 // Can't rotate keys during boot or if sharedUser. 12930 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12931 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12932 return false; 12933 } 12934 // app is using upgradeKeySets; make sure all are valid 12935 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12936 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12937 for (int i = 0; i < upgradeKeySets.length; i++) { 12938 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12939 Slog.wtf(TAG, "Package " 12940 + (oldPs.name != null ? oldPs.name : "<null>") 12941 + " contains upgrade-key-set reference to unknown key-set: " 12942 + upgradeKeySets[i] 12943 + " reverting to signatures check."); 12944 return false; 12945 } 12946 } 12947 return true; 12948 } 12949 12950 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12951 // Upgrade keysets are being used. Determine if new package has a superset of the 12952 // required keys. 12953 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12954 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12955 for (int i = 0; i < upgradeKeySets.length; i++) { 12956 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12957 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12958 return true; 12959 } 12960 } 12961 return false; 12962 } 12963 12964 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12965 UserHandle user, String installerPackageName, PackageInstalledInfo res) { 12966 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12967 12968 final PackageParser.Package oldPackage; 12969 final String pkgName = pkg.packageName; 12970 final int[] allUsers; 12971 12972 // First find the old package info and check signatures 12973 synchronized(mPackages) { 12974 oldPackage = mPackages.get(pkgName); 12975 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12976 if (isEphemeral && !oldIsEphemeral) { 12977 // can't downgrade from full to ephemeral 12978 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12979 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 12980 return; 12981 } 12982 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12983 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12984 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12985 if (!checkUpgradeKeySetLP(ps, pkg)) { 12986 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12987 "New package not signed by keys specified by upgrade-keysets: " 12988 + pkgName); 12989 return; 12990 } 12991 } else { 12992 // default to original signature matching 12993 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12994 != PackageManager.SIGNATURE_MATCH) { 12995 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12996 "New package has a different signature: " + pkgName); 12997 return; 12998 } 12999 } 13000 13001 // In case of rollback, remember per-user/profile install state 13002 allUsers = sUserManager.getUserIds(); 13003 } 13004 13005 // Update what is removed 13006 res.removedInfo = new PackageRemovedInfo(); 13007 res.removedInfo.uid = oldPackage.applicationInfo.uid; 13008 res.removedInfo.removedPackage = oldPackage.packageName; 13009 res.removedInfo.isUpdate = true; 13010 final int childCount = (oldPackage.childPackages != null) 13011 ? oldPackage.childPackages.size() : 0; 13012 for (int i = 0; i < childCount; i++) { 13013 boolean childPackageUpdated = false; 13014 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 13015 if (res.addedChildPackages != null) { 13016 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 13017 if (childRes != null) { 13018 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 13019 childRes.removedInfo.removedPackage = childPkg.packageName; 13020 childRes.removedInfo.isUpdate = true; 13021 childPackageUpdated = true; 13022 } 13023 } 13024 if (!childPackageUpdated) { 13025 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 13026 childRemovedRes.removedPackage = childPkg.packageName; 13027 childRemovedRes.isUpdate = false; 13028 childRemovedRes.dataRemoved = true; 13029 synchronized (mPackages) { 13030 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13031 if (childPs != null) { 13032 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 13033 } 13034 } 13035 if (res.removedInfo.removedChildPackages == null) { 13036 res.removedInfo.removedChildPackages = new ArrayMap<>(); 13037 } 13038 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 13039 } 13040 } 13041 13042 boolean sysPkg = (isSystemApp(oldPackage)); 13043 if (sysPkg) { 13044 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 13045 user, allUsers, installerPackageName, res); 13046 } else { 13047 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 13048 user, allUsers, installerPackageName, res); 13049 } 13050 } 13051 13052 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 13053 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 13054 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 13055 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 13056 + deletedPackage); 13057 13058 String pkgName = deletedPackage.packageName; 13059 boolean deletedPkg = true; 13060 boolean addedPkg = false; 13061 13062 final long origUpdateTime = (pkg.mExtras != null) 13063 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 13064 13065 // First delete the existing package while retaining the data directory 13066 if (!deletePackageLI(pkgName, null, true, allUsers, PackageManager.DELETE_KEEP_DATA, 13067 res.removedInfo, true, pkg)) { 13068 // If the existing package wasn't successfully deleted 13069 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 13070 deletedPkg = false; 13071 } else { 13072 // Successfully deleted the old package; proceed with replace. 13073 13074 // If deleted package lived in a container, give users a chance to 13075 // relinquish resources before killing. 13076 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 13077 if (DEBUG_INSTALL) { 13078 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 13079 } 13080 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 13081 final ArrayList<String> pkgList = new ArrayList<String>(1); 13082 pkgList.add(deletedPackage.applicationInfo.packageName); 13083 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 13084 } 13085 13086 deleteCodeCacheDirsLI(pkg); 13087 13088 try { 13089 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 13090 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 13091 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 13092 prepareAppDataAfterInstall(newPackage); 13093 addedPkg = true; 13094 } catch (PackageManagerException e) { 13095 res.setError("Package couldn't be installed in " + pkg.codePath, e); 13096 } 13097 } 13098 13099 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13100 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 13101 13102 // Revert all internal state mutations and added folders for the failed install 13103 if (addedPkg) { 13104 deletePackageLI(pkgName, null, true, allUsers, PackageManager.DELETE_KEEP_DATA, 13105 res.removedInfo, true, null); 13106 } 13107 13108 // Restore the old package 13109 if (deletedPkg) { 13110 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 13111 File restoreFile = new File(deletedPackage.codePath); 13112 // Parse old package 13113 boolean oldExternal = isExternal(deletedPackage); 13114 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 13115 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 13116 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 13117 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 13118 try { 13119 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 13120 null); 13121 } catch (PackageManagerException e) { 13122 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 13123 + e.getMessage()); 13124 return; 13125 } 13126 13127 synchronized (mPackages) { 13128 // Ensure the installer package name up to date 13129 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 13130 13131 // Update permissions for restored package 13132 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 13133 13134 mSettings.writeLPr(); 13135 } 13136 13137 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 13138 } 13139 } else { 13140 synchronized (mPackages) { 13141 PackageSetting ps = mSettings.peekPackageLPr(pkg.packageName); 13142 if (ps != null) { 13143 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 13144 if (res.removedInfo.removedChildPackages != null) { 13145 final int childCount = res.removedInfo.removedChildPackages.size(); 13146 // Iterate in reverse as we may modify the collection 13147 for (int i = childCount - 1; i >= 0; i--) { 13148 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 13149 if (res.addedChildPackages.containsKey(childPackageName)) { 13150 res.removedInfo.removedChildPackages.removeAt(i); 13151 } else { 13152 PackageRemovedInfo childInfo = res.removedInfo 13153 .removedChildPackages.valueAt(i); 13154 childInfo.removedForAllUsers = mPackages.get( 13155 childInfo.removedPackage) == null; 13156 } 13157 } 13158 } 13159 } 13160 } 13161 } 13162 } 13163 13164 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 13165 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 13166 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 13167 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 13168 + ", old=" + deletedPackage); 13169 13170 final boolean disabledSystem; 13171 13172 // Set the system/privileged flags as needed 13173 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 13174 if ((deletedPackage.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 13175 != 0) { 13176 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13177 } 13178 13179 // Kill package processes including services, providers, etc. 13180 killPackage(deletedPackage, "replace sys pkg"); 13181 13182 // Remove existing system package 13183 removePackageLI(deletedPackage, true); 13184 13185 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 13186 if (!disabledSystem) { 13187 // We didn't need to disable the .apk as a current system package, 13188 // which means we are replacing another update that is already 13189 // installed. We need to make sure to delete the older one's .apk. 13190 res.removedInfo.args = createInstallArgsForExisting(0, 13191 deletedPackage.applicationInfo.getCodePath(), 13192 deletedPackage.applicationInfo.getResourcePath(), 13193 getAppDexInstructionSets(deletedPackage.applicationInfo)); 13194 } else { 13195 res.removedInfo.args = null; 13196 } 13197 13198 // Successfully disabled the old package. Now proceed with re-installation 13199 deleteCodeCacheDirsLI(pkg); 13200 13201 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13202 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 13203 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 13204 13205 PackageParser.Package newPackage = null; 13206 try { 13207 // Add the package to the internal data structures 13208 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 13209 13210 // Set the update and install times 13211 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 13212 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 13213 System.currentTimeMillis()); 13214 13215 // Check for shared user id changes 13216 String invalidPackageName = getParentOrChildPackageChangedSharedUser( 13217 deletedPackage, newPackage); 13218 if (invalidPackageName != null) { 13219 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 13220 "Forbidding shared user change from " + deletedPkgSetting.sharedUser 13221 + " to " + invalidPackageName); 13222 } 13223 13224 // Update the package dynamic state if succeeded 13225 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13226 // Now that the install succeeded make sure we remove data 13227 // directories for any child package the update removed. 13228 final int deletedChildCount = (deletedPackage.childPackages != null) 13229 ? deletedPackage.childPackages.size() : 0; 13230 final int newChildCount = (newPackage.childPackages != null) 13231 ? newPackage.childPackages.size() : 0; 13232 for (int i = 0; i < deletedChildCount; i++) { 13233 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 13234 boolean childPackageDeleted = true; 13235 for (int j = 0; j < newChildCount; j++) { 13236 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 13237 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 13238 childPackageDeleted = false; 13239 break; 13240 } 13241 } 13242 if (childPackageDeleted) { 13243 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 13244 deletedChildPkg.packageName); 13245 if (ps != null && res.removedInfo.removedChildPackages != null) { 13246 PackageRemovedInfo removedChildRes = res.removedInfo 13247 .removedChildPackages.get(deletedChildPkg.packageName); 13248 removePackageDataLI(ps, allUsers, removedChildRes, 0, false); 13249 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 13250 } 13251 } 13252 } 13253 13254 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 13255 prepareAppDataAfterInstall(newPackage); 13256 } 13257 } catch (PackageManagerException e) { 13258 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 13259 res.setError("Package couldn't be installed in " + pkg.codePath, e); 13260 } 13261 13262 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13263 // Re installation failed. Restore old information 13264 // Remove new pkg information 13265 if (newPackage != null) { 13266 removeInstalledPackageLI(newPackage, true); 13267 } 13268 // Add back the old system package 13269 try { 13270 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 13271 } catch (PackageManagerException e) { 13272 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 13273 } 13274 13275 synchronized (mPackages) { 13276 if (disabledSystem) { 13277 enableSystemPackageLPw(deletedPackage); 13278 } 13279 13280 // Ensure the installer package name up to date 13281 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 13282 13283 // Update permissions for restored package 13284 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 13285 13286 mSettings.writeLPr(); 13287 } 13288 13289 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 13290 + " after failed upgrade"); 13291 } 13292 } 13293 13294 /** 13295 * Checks whether the parent or any of the child packages have a change shared 13296 * user. For a package to be a valid update the shred users of the parent and 13297 * the children should match. We may later support changing child shared users. 13298 * @param oldPkg The updated package. 13299 * @param newPkg The update package. 13300 * @return The shared user that change between the versions. 13301 */ 13302 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 13303 PackageParser.Package newPkg) { 13304 // Check parent shared user 13305 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 13306 return newPkg.packageName; 13307 } 13308 // Check child shared users 13309 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13310 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 13311 for (int i = 0; i < newChildCount; i++) { 13312 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 13313 // If this child was present, did it have the same shared user? 13314 for (int j = 0; j < oldChildCount; j++) { 13315 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 13316 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 13317 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 13318 return newChildPkg.packageName; 13319 } 13320 } 13321 } 13322 return null; 13323 } 13324 13325 private void removeNativeBinariesLI(PackageParser.Package pkg) { 13326 // Remove the lib path for the parent package 13327 PackageSetting ps = (PackageSetting) pkg.mExtras; 13328 if (ps != null) { 13329 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 13330 } 13331 // Remove the lib path for the child packages 13332 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13333 for (int i = 0; i < childCount; i++) { 13334 ps = (PackageSetting) pkg.childPackages.get(i).mExtras; 13335 if (ps != null) { 13336 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 13337 } 13338 } 13339 } 13340 13341 private void enableSystemPackageLPw(PackageParser.Package pkg) { 13342 // Enable the parent package 13343 mSettings.enableSystemPackageLPw(pkg.packageName); 13344 // Enable the child packages 13345 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13346 for (int i = 0; i < childCount; i++) { 13347 PackageParser.Package childPkg = pkg.childPackages.get(i); 13348 mSettings.enableSystemPackageLPw(childPkg.packageName); 13349 } 13350 } 13351 13352 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 13353 PackageParser.Package newPkg) { 13354 // Disable the parent package (parent always replaced) 13355 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 13356 // Disable the child packages 13357 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13358 for (int i = 0; i < childCount; i++) { 13359 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 13360 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 13361 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 13362 } 13363 return disabled; 13364 } 13365 13366 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 13367 String installerPackageName) { 13368 // Enable the parent package 13369 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 13370 // Enable the child packages 13371 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13372 for (int i = 0; i < childCount; i++) { 13373 PackageParser.Package childPkg = pkg.childPackages.get(i); 13374 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 13375 } 13376 } 13377 13378 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 13379 // Collect all used permissions in the UID 13380 ArraySet<String> usedPermissions = new ArraySet<>(); 13381 final int packageCount = su.packages.size(); 13382 for (int i = 0; i < packageCount; i++) { 13383 PackageSetting ps = su.packages.valueAt(i); 13384 if (ps.pkg == null) { 13385 continue; 13386 } 13387 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 13388 for (int j = 0; j < requestedPermCount; j++) { 13389 String permission = ps.pkg.requestedPermissions.get(j); 13390 BasePermission bp = mSettings.mPermissions.get(permission); 13391 if (bp != null) { 13392 usedPermissions.add(permission); 13393 } 13394 } 13395 } 13396 13397 PermissionsState permissionsState = su.getPermissionsState(); 13398 // Prune install permissions 13399 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 13400 final int installPermCount = installPermStates.size(); 13401 for (int i = installPermCount - 1; i >= 0; i--) { 13402 PermissionState permissionState = installPermStates.get(i); 13403 if (!usedPermissions.contains(permissionState.getName())) { 13404 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13405 if (bp != null) { 13406 permissionsState.revokeInstallPermission(bp); 13407 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 13408 PackageManager.MASK_PERMISSION_FLAGS, 0); 13409 } 13410 } 13411 } 13412 13413 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 13414 13415 // Prune runtime permissions 13416 for (int userId : allUserIds) { 13417 List<PermissionState> runtimePermStates = permissionsState 13418 .getRuntimePermissionStates(userId); 13419 final int runtimePermCount = runtimePermStates.size(); 13420 for (int i = runtimePermCount - 1; i >= 0; i--) { 13421 PermissionState permissionState = runtimePermStates.get(i); 13422 if (!usedPermissions.contains(permissionState.getName())) { 13423 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13424 if (bp != null) { 13425 permissionsState.revokeRuntimePermission(bp, userId); 13426 permissionsState.updatePermissionFlags(bp, userId, 13427 PackageManager.MASK_PERMISSION_FLAGS, 0); 13428 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 13429 runtimePermissionChangedUserIds, userId); 13430 } 13431 } 13432 } 13433 } 13434 13435 return runtimePermissionChangedUserIds; 13436 } 13437 13438 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 13439 int[] allUsers, PackageInstalledInfo res, UserHandle user) { 13440 // Update the parent package setting 13441 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 13442 res, user); 13443 // Update the child packages setting 13444 final int childCount = (newPackage.childPackages != null) 13445 ? newPackage.childPackages.size() : 0; 13446 for (int i = 0; i < childCount; i++) { 13447 PackageParser.Package childPackage = newPackage.childPackages.get(i); 13448 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 13449 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 13450 childRes.origUsers, childRes, user); 13451 } 13452 } 13453 13454 private void updateSettingsInternalLI(PackageParser.Package newPackage, 13455 String installerPackageName, int[] allUsers, int[] installedForUsers, 13456 PackageInstalledInfo res, UserHandle user) { 13457 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 13458 13459 String pkgName = newPackage.packageName; 13460 synchronized (mPackages) { 13461 //write settings. the installStatus will be incomplete at this stage. 13462 //note that the new package setting would have already been 13463 //added to mPackages. It hasn't been persisted yet. 13464 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 13465 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13466 mSettings.writeLPr(); 13467 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13468 } 13469 13470 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 13471 synchronized (mPackages) { 13472 updatePermissionsLPw(newPackage.packageName, newPackage, 13473 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 13474 ? UPDATE_PERMISSIONS_ALL : 0)); 13475 // For system-bundled packages, we assume that installing an upgraded version 13476 // of the package implies that the user actually wants to run that new code, 13477 // so we enable the package. 13478 PackageSetting ps = mSettings.mPackages.get(pkgName); 13479 final int userId = user.getIdentifier(); 13480 if (ps != null) { 13481 if (isSystemApp(newPackage)) { 13482 if (DEBUG_INSTALL) { 13483 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 13484 } 13485 // Enable system package for requested users 13486 if (res.origUsers != null) { 13487 for (int origUserId : res.origUsers) { 13488 if (userId == UserHandle.USER_ALL || userId == origUserId) { 13489 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 13490 origUserId, installerPackageName); 13491 } 13492 } 13493 } 13494 // Also convey the prior install/uninstall state 13495 if (allUsers != null && installedForUsers != null) { 13496 for (int currentUserId : allUsers) { 13497 final boolean installed = ArrayUtils.contains( 13498 installedForUsers, currentUserId); 13499 if (DEBUG_INSTALL) { 13500 Slog.d(TAG, " user " + currentUserId + " => " + installed); 13501 } 13502 ps.setInstalled(installed, currentUserId); 13503 } 13504 // these install state changes will be persisted in the 13505 // upcoming call to mSettings.writeLPr(). 13506 } 13507 } 13508 // It's implied that when a user requests installation, they want the app to be 13509 // installed and enabled. 13510 if (userId != UserHandle.USER_ALL) { 13511 ps.setInstalled(true, userId); 13512 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 13513 } 13514 } 13515 res.name = pkgName; 13516 res.uid = newPackage.applicationInfo.uid; 13517 res.pkg = newPackage; 13518 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 13519 mSettings.setInstallerPackageName(pkgName, installerPackageName); 13520 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13521 //to update install status 13522 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13523 mSettings.writeLPr(); 13524 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13525 } 13526 13527 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13528 } 13529 13530 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 13531 try { 13532 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 13533 installPackageLI(args, res); 13534 } finally { 13535 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13536 } 13537 } 13538 13539 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 13540 final int installFlags = args.installFlags; 13541 final String installerPackageName = args.installerPackageName; 13542 final String volumeUuid = args.volumeUuid; 13543 final File tmpPackageFile = new File(args.getCodePath()); 13544 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 13545 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 13546 || (args.volumeUuid != null)); 13547 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 13548 boolean replace = false; 13549 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 13550 if (args.move != null) { 13551 // moving a complete application; perform an initial scan on the new install location 13552 scanFlags |= SCAN_INITIAL; 13553 } 13554 13555 // Result object to be returned 13556 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13557 13558 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 13559 13560 // Sanity check 13561 if (ephemeral && (forwardLocked || onExternal)) { 13562 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 13563 + " external=" + onExternal); 13564 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 13565 return; 13566 } 13567 13568 // Retrieve PackageSettings and parse package 13569 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 13570 | PackageParser.PARSE_ENFORCE_CODE 13571 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 13572 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 13573 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 13574 PackageParser pp = new PackageParser(); 13575 pp.setSeparateProcesses(mSeparateProcesses); 13576 pp.setDisplayMetrics(mMetrics); 13577 13578 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 13579 final PackageParser.Package pkg; 13580 try { 13581 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 13582 } catch (PackageParserException e) { 13583 res.setError("Failed parse during installPackageLI", e); 13584 return; 13585 } finally { 13586 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13587 } 13588 13589 // If we are installing a clustered package add results for the children 13590 if (pkg.childPackages != null) { 13591 synchronized (mPackages) { 13592 final int childCount = pkg.childPackages.size(); 13593 for (int i = 0; i < childCount; i++) { 13594 PackageParser.Package childPkg = pkg.childPackages.get(i); 13595 PackageInstalledInfo childRes = new PackageInstalledInfo(); 13596 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13597 childRes.pkg = childPkg; 13598 childRes.name = childPkg.packageName; 13599 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13600 if (childPs != null) { 13601 childRes.origUsers = childPs.queryInstalledUsers( 13602 sUserManager.getUserIds(), true); 13603 } 13604 if ((mPackages.containsKey(childPkg.packageName))) { 13605 childRes.removedInfo = new PackageRemovedInfo(); 13606 childRes.removedInfo.removedPackage = childPkg.packageName; 13607 } 13608 if (res.addedChildPackages == null) { 13609 res.addedChildPackages = new ArrayMap<>(); 13610 } 13611 res.addedChildPackages.put(childPkg.packageName, childRes); 13612 } 13613 } 13614 } 13615 13616 // If package doesn't declare API override, mark that we have an install 13617 // time CPU ABI override. 13618 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 13619 pkg.cpuAbiOverride = args.abiOverride; 13620 } 13621 13622 String pkgName = res.name = pkg.packageName; 13623 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 13624 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 13625 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 13626 return; 13627 } 13628 } 13629 13630 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 13631 try { 13632 PackageParser.collectCertificates(pkg, parseFlags); 13633 } catch (PackageParserException e) { 13634 res.setError("Failed collect during installPackageLI", e); 13635 return; 13636 } finally { 13637 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13638 } 13639 13640 // Get rid of all references to package scan path via parser. 13641 pp = null; 13642 String oldCodePath = null; 13643 boolean systemApp = false; 13644 synchronized (mPackages) { 13645 // Check if installing already existing package 13646 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 13647 String oldName = mSettings.mRenamedPackages.get(pkgName); 13648 if (pkg.mOriginalPackages != null 13649 && pkg.mOriginalPackages.contains(oldName) 13650 && mPackages.containsKey(oldName)) { 13651 // This package is derived from an original package, 13652 // and this device has been updating from that original 13653 // name. We must continue using the original name, so 13654 // rename the new package here. 13655 pkg.setPackageName(oldName); 13656 pkgName = pkg.packageName; 13657 replace = true; 13658 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 13659 + oldName + " pkgName=" + pkgName); 13660 } else if (mPackages.containsKey(pkgName)) { 13661 // This package, under its official name, already exists 13662 // on the device; we should replace it. 13663 replace = true; 13664 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 13665 } 13666 13667 // Child packages are installed through the parent package 13668 if (pkg.parentPackage != null) { 13669 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13670 "Package " + pkg.packageName + " is child of package " 13671 + pkg.parentPackage.parentPackage + ". Child packages " 13672 + "can be updated only through the parent package."); 13673 return; 13674 } 13675 13676 if (replace) { 13677 // Prevent apps opting out from runtime permissions 13678 PackageParser.Package oldPackage = mPackages.get(pkgName); 13679 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 13680 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 13681 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 13682 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 13683 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 13684 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 13685 + " doesn't support runtime permissions but the old" 13686 + " target SDK " + oldTargetSdk + " does."); 13687 return; 13688 } 13689 13690 // Prevent installing of child packages 13691 if (oldPackage.parentPackage != null) { 13692 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13693 "Package " + pkg.packageName + " is child of package " 13694 + oldPackage.parentPackage + ". Child packages " 13695 + "can be updated only through the parent package."); 13696 return; 13697 } 13698 } 13699 } 13700 13701 PackageSetting ps = mSettings.mPackages.get(pkgName); 13702 if (ps != null) { 13703 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 13704 13705 // Quick sanity check that we're signed correctly if updating; 13706 // we'll check this again later when scanning, but we want to 13707 // bail early here before tripping over redefined permissions. 13708 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 13709 if (!checkUpgradeKeySetLP(ps, pkg)) { 13710 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 13711 + pkg.packageName + " upgrade keys do not match the " 13712 + "previously installed version"); 13713 return; 13714 } 13715 } else { 13716 try { 13717 verifySignaturesLP(ps, pkg); 13718 } catch (PackageManagerException e) { 13719 res.setError(e.error, e.getMessage()); 13720 return; 13721 } 13722 } 13723 13724 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 13725 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 13726 systemApp = (ps.pkg.applicationInfo.flags & 13727 ApplicationInfo.FLAG_SYSTEM) != 0; 13728 } 13729 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13730 } 13731 13732 // Check whether the newly-scanned package wants to define an already-defined perm 13733 int N = pkg.permissions.size(); 13734 for (int i = N-1; i >= 0; i--) { 13735 PackageParser.Permission perm = pkg.permissions.get(i); 13736 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 13737 if (bp != null) { 13738 // If the defining package is signed with our cert, it's okay. This 13739 // also includes the "updating the same package" case, of course. 13740 // "updating same package" could also involve key-rotation. 13741 final boolean sigsOk; 13742 if (bp.sourcePackage.equals(pkg.packageName) 13743 && (bp.packageSetting instanceof PackageSetting) 13744 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 13745 scanFlags))) { 13746 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 13747 } else { 13748 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 13749 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 13750 } 13751 if (!sigsOk) { 13752 // If the owning package is the system itself, we log but allow 13753 // install to proceed; we fail the install on all other permission 13754 // redefinitions. 13755 if (!bp.sourcePackage.equals("android")) { 13756 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 13757 + pkg.packageName + " attempting to redeclare permission " 13758 + perm.info.name + " already owned by " + bp.sourcePackage); 13759 res.origPermission = perm.info.name; 13760 res.origPackage = bp.sourcePackage; 13761 return; 13762 } else { 13763 Slog.w(TAG, "Package " + pkg.packageName 13764 + " attempting to redeclare system permission " 13765 + perm.info.name + "; ignoring new declaration"); 13766 pkg.permissions.remove(i); 13767 } 13768 } 13769 } 13770 } 13771 } 13772 13773 if (systemApp) { 13774 if (onExternal) { 13775 // Abort update; system app can't be replaced with app on sdcard 13776 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 13777 "Cannot install updates to system apps on sdcard"); 13778 return; 13779 } else if (ephemeral) { 13780 // Abort update; system app can't be replaced with an ephemeral app 13781 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 13782 "Cannot update a system app with an ephemeral app"); 13783 return; 13784 } 13785 } 13786 13787 if (args.move != null) { 13788 // We did an in-place move, so dex is ready to roll 13789 scanFlags |= SCAN_NO_DEX; 13790 scanFlags |= SCAN_MOVE; 13791 13792 synchronized (mPackages) { 13793 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13794 if (ps == null) { 13795 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13796 "Missing settings for moved package " + pkgName); 13797 } 13798 13799 // We moved the entire application as-is, so bring over the 13800 // previously derived ABI information. 13801 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13802 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13803 } 13804 13805 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13806 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13807 scanFlags |= SCAN_NO_DEX; 13808 13809 try { 13810 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 13811 args.abiOverride : pkg.cpuAbiOverride); 13812 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 13813 true /* extract libs */); 13814 } catch (PackageManagerException pme) { 13815 Slog.e(TAG, "Error deriving application ABI", pme); 13816 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13817 return; 13818 } 13819 13820 // Extract package to save the VM unzipping the APK in memory during 13821 // launch. Only do this if profile-guided compilation is enabled because 13822 // otherwise BackgroundDexOptService will not dexopt the package later. 13823 if (mUseJitProfiles) { 13824 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 13825 // Do not run PackageDexOptimizer through the local performDexOpt 13826 // method because `pkg` is not in `mPackages` yet. 13827 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instructionSets */, 13828 false /* useProfiles */, true /* extractOnly */); 13829 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13830 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 13831 String msg = "Extracking package failed for " + pkgName; 13832 res.setError(INSTALL_FAILED_DEXOPT, msg); 13833 return; 13834 } 13835 } 13836 } 13837 13838 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13839 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13840 return; 13841 } 13842 13843 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13844 13845 if (replace) { 13846 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13847 installerPackageName, res); 13848 } else { 13849 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13850 args.user, installerPackageName, volumeUuid, res); 13851 } 13852 synchronized (mPackages) { 13853 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13854 if (ps != null) { 13855 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13856 } 13857 13858 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13859 for (int i = 0; i < childCount; i++) { 13860 PackageParser.Package childPkg = pkg.childPackages.get(i); 13861 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 13862 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13863 if (childPs != null) { 13864 childRes.newUsers = childPs.queryInstalledUsers( 13865 sUserManager.getUserIds(), true); 13866 } 13867 } 13868 } 13869 } 13870 13871 private void startIntentFilterVerifications(int userId, boolean replacing, 13872 PackageParser.Package pkg) { 13873 if (mIntentFilterVerifierComponent == null) { 13874 Slog.w(TAG, "No IntentFilter verification will not be done as " 13875 + "there is no IntentFilterVerifier available!"); 13876 return; 13877 } 13878 13879 final int verifierUid = getPackageUid( 13880 mIntentFilterVerifierComponent.getPackageName(), 13881 MATCH_DEBUG_TRIAGED_MISSING, 13882 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13883 13884 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13885 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13886 mHandler.sendMessage(msg); 13887 13888 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13889 for (int i = 0; i < childCount; i++) { 13890 PackageParser.Package childPkg = pkg.childPackages.get(i); 13891 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13892 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 13893 mHandler.sendMessage(msg); 13894 } 13895 } 13896 13897 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13898 PackageParser.Package pkg) { 13899 int size = pkg.activities.size(); 13900 if (size == 0) { 13901 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13902 "No activity, so no need to verify any IntentFilter!"); 13903 return; 13904 } 13905 13906 final boolean hasDomainURLs = hasDomainURLs(pkg); 13907 if (!hasDomainURLs) { 13908 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13909 "No domain URLs, so no need to verify any IntentFilter!"); 13910 return; 13911 } 13912 13913 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13914 + " if any IntentFilter from the " + size 13915 + " Activities needs verification ..."); 13916 13917 int count = 0; 13918 final String packageName = pkg.packageName; 13919 13920 synchronized (mPackages) { 13921 // If this is a new install and we see that we've already run verification for this 13922 // package, we have nothing to do: it means the state was restored from backup. 13923 if (!replacing) { 13924 IntentFilterVerificationInfo ivi = 13925 mSettings.getIntentFilterVerificationLPr(packageName); 13926 if (ivi != null) { 13927 if (DEBUG_DOMAIN_VERIFICATION) { 13928 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13929 + ivi.getStatusString()); 13930 } 13931 return; 13932 } 13933 } 13934 13935 // If any filters need to be verified, then all need to be. 13936 boolean needToVerify = false; 13937 for (PackageParser.Activity a : pkg.activities) { 13938 for (ActivityIntentInfo filter : a.intents) { 13939 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13940 if (DEBUG_DOMAIN_VERIFICATION) { 13941 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13942 } 13943 needToVerify = true; 13944 break; 13945 } 13946 } 13947 } 13948 13949 if (needToVerify) { 13950 final int verificationId = mIntentFilterVerificationToken++; 13951 for (PackageParser.Activity a : pkg.activities) { 13952 for (ActivityIntentInfo filter : a.intents) { 13953 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13954 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13955 "Verification needed for IntentFilter:" + filter.toString()); 13956 mIntentFilterVerifier.addOneIntentFilterVerification( 13957 verifierUid, userId, verificationId, filter, packageName); 13958 count++; 13959 } 13960 } 13961 } 13962 } 13963 } 13964 13965 if (count > 0) { 13966 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13967 + " IntentFilter verification" + (count > 1 ? "s" : "") 13968 + " for userId:" + userId); 13969 mIntentFilterVerifier.startVerifications(userId); 13970 } else { 13971 if (DEBUG_DOMAIN_VERIFICATION) { 13972 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13973 } 13974 } 13975 } 13976 13977 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13978 final ComponentName cn = filter.activity.getComponentName(); 13979 final String packageName = cn.getPackageName(); 13980 13981 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13982 packageName); 13983 if (ivi == null) { 13984 return true; 13985 } 13986 int status = ivi.getStatus(); 13987 switch (status) { 13988 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13989 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13990 return true; 13991 13992 default: 13993 // Nothing to do 13994 return false; 13995 } 13996 } 13997 13998 private static boolean isMultiArch(ApplicationInfo info) { 13999 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 14000 } 14001 14002 private static boolean isExternal(PackageParser.Package pkg) { 14003 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 14004 } 14005 14006 private static boolean isExternal(PackageSetting ps) { 14007 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 14008 } 14009 14010 private static boolean isEphemeral(PackageParser.Package pkg) { 14011 return pkg.applicationInfo.isEphemeralApp(); 14012 } 14013 14014 private static boolean isEphemeral(PackageSetting ps) { 14015 return ps.pkg != null && isEphemeral(ps.pkg); 14016 } 14017 14018 private static boolean isSystemApp(PackageParser.Package pkg) { 14019 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 14020 } 14021 14022 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 14023 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 14024 } 14025 14026 private static boolean hasDomainURLs(PackageParser.Package pkg) { 14027 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 14028 } 14029 14030 private static boolean isSystemApp(PackageSetting ps) { 14031 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 14032 } 14033 14034 private static boolean isUpdatedSystemApp(PackageSetting ps) { 14035 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 14036 } 14037 14038 private int packageFlagsToInstallFlags(PackageSetting ps) { 14039 int installFlags = 0; 14040 if (isEphemeral(ps)) { 14041 installFlags |= PackageManager.INSTALL_EPHEMERAL; 14042 } 14043 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 14044 // This existing package was an external ASEC install when we have 14045 // the external flag without a UUID 14046 installFlags |= PackageManager.INSTALL_EXTERNAL; 14047 } 14048 if (ps.isForwardLocked()) { 14049 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 14050 } 14051 return installFlags; 14052 } 14053 14054 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 14055 if (isExternal(pkg)) { 14056 if (TextUtils.isEmpty(pkg.volumeUuid)) { 14057 return StorageManager.UUID_PRIMARY_PHYSICAL; 14058 } else { 14059 return pkg.volumeUuid; 14060 } 14061 } else { 14062 return StorageManager.UUID_PRIVATE_INTERNAL; 14063 } 14064 } 14065 14066 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 14067 if (isExternal(pkg)) { 14068 if (TextUtils.isEmpty(pkg.volumeUuid)) { 14069 return mSettings.getExternalVersion(); 14070 } else { 14071 return mSettings.findOrCreateVersion(pkg.volumeUuid); 14072 } 14073 } else { 14074 return mSettings.getInternalVersion(); 14075 } 14076 } 14077 14078 private void deleteTempPackageFiles() { 14079 final FilenameFilter filter = new FilenameFilter() { 14080 public boolean accept(File dir, String name) { 14081 return name.startsWith("vmdl") && name.endsWith(".tmp"); 14082 } 14083 }; 14084 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 14085 file.delete(); 14086 } 14087 } 14088 14089 @Override 14090 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 14091 int flags) { 14092 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 14093 flags); 14094 } 14095 14096 @Override 14097 public void deletePackage(final String packageName, 14098 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 14099 mContext.enforceCallingOrSelfPermission( 14100 android.Manifest.permission.DELETE_PACKAGES, null); 14101 Preconditions.checkNotNull(packageName); 14102 Preconditions.checkNotNull(observer); 14103 final int uid = Binder.getCallingUid(); 14104 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 14105 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 14106 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 14107 mContext.enforceCallingOrSelfPermission( 14108 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14109 "deletePackage for user " + userId); 14110 } 14111 14112 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 14113 try { 14114 observer.onPackageDeleted(packageName, 14115 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 14116 } catch (RemoteException re) { 14117 } 14118 return; 14119 } 14120 14121 for (int currentUserId : users) { 14122 if (getBlockUninstallForUser(packageName, currentUserId)) { 14123 try { 14124 observer.onPackageDeleted(packageName, 14125 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 14126 } catch (RemoteException re) { 14127 } 14128 return; 14129 } 14130 } 14131 14132 if (DEBUG_REMOVE) { 14133 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 14134 } 14135 // Queue up an async operation since the package deletion may take a little while. 14136 mHandler.post(new Runnable() { 14137 public void run() { 14138 mHandler.removeCallbacks(this); 14139 final int returnCode = deletePackageX(packageName, userId, flags); 14140 try { 14141 observer.onPackageDeleted(packageName, returnCode, null); 14142 } catch (RemoteException e) { 14143 Log.i(TAG, "Observer no longer exists."); 14144 } //end catch 14145 } //end run 14146 }); 14147 } 14148 14149 @Override 14150 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 14151 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 14152 } 14153 14154 private boolean isPackageDeviceAdmin(String packageName, int userId) { 14155 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 14156 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 14157 try { 14158 if (dpm != null) { 14159 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 14160 /* callingUserOnly =*/ false); 14161 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 14162 : deviceOwnerComponentName.getPackageName(); 14163 // Does the package contains the device owner? 14164 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 14165 // this check is probably not needed, since DO should be registered as a device 14166 // admin on some user too. (Original bug for this: b/17657954) 14167 if (packageName.equals(deviceOwnerPackageName)) { 14168 return true; 14169 } 14170 // Does it contain a device admin for any user? 14171 int[] users; 14172 if (userId == UserHandle.USER_ALL) { 14173 users = sUserManager.getUserIds(); 14174 } else { 14175 users = new int[]{userId}; 14176 } 14177 for (int i = 0; i < users.length; ++i) { 14178 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 14179 return true; 14180 } 14181 } 14182 } 14183 } catch (RemoteException e) { 14184 } 14185 return false; 14186 } 14187 14188 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 14189 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 14190 } 14191 14192 /** 14193 * This method is an internal method that could be get invoked either 14194 * to delete an installed package or to clean up a failed installation. 14195 * After deleting an installed package, a broadcast is sent to notify any 14196 * listeners that the package has been installed. For cleaning up a failed 14197 * installation, the broadcast is not necessary since the package's 14198 * installation wouldn't have sent the initial broadcast either 14199 * The key steps in deleting a package are 14200 * deleting the package information in internal structures like mPackages, 14201 * deleting the packages base directories through installd 14202 * updating mSettings to reflect current status 14203 * persisting settings for later use 14204 * sending a broadcast if necessary 14205 */ 14206 private int deletePackageX(String packageName, int userId, int flags) { 14207 final PackageRemovedInfo info = new PackageRemovedInfo(); 14208 final boolean res; 14209 14210 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 14211 ? UserHandle.ALL : new UserHandle(userId); 14212 14213 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 14214 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 14215 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 14216 } 14217 14218 PackageSetting uninstalledPs = null; 14219 14220 // for the uninstall-updates case and restricted profiles, remember the per- 14221 // user handle installed state 14222 int[] allUsers; 14223 synchronized (mPackages) { 14224 uninstalledPs = mSettings.mPackages.get(packageName); 14225 if (uninstalledPs == null) { 14226 Slog.w(TAG, "Not removing non-existent package " + packageName); 14227 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 14228 } 14229 allUsers = sUserManager.getUserIds(); 14230 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 14231 } 14232 14233 synchronized (mInstallLock) { 14234 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 14235 res = deletePackageLI(packageName, removeForUser, true, allUsers, 14236 flags | REMOVE_CHATTY, info, true, null); 14237 synchronized (mPackages) { 14238 if (res) { 14239 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 14240 } 14241 } 14242 } 14243 14244 if (res) { 14245 info.sendPackageRemovedBroadcasts(); 14246 info.sendSystemPackageUpdatedBroadcasts(); 14247 info.sendSystemPackageAppearedBroadcasts(); 14248 } 14249 // Force a gc here. 14250 Runtime.getRuntime().gc(); 14251 // Delete the resources here after sending the broadcast to let 14252 // other processes clean up before deleting resources. 14253 if (info.args != null) { 14254 synchronized (mInstallLock) { 14255 info.args.doPostDeleteLI(true); 14256 } 14257 } 14258 14259 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 14260 } 14261 14262 class PackageRemovedInfo { 14263 String removedPackage; 14264 int uid = -1; 14265 int removedAppId = -1; 14266 int[] origUsers; 14267 int[] removedUsers = null; 14268 boolean isRemovedPackageSystemUpdate = false; 14269 boolean isUpdate; 14270 boolean dataRemoved; 14271 boolean removedForAllUsers; 14272 // Clean up resources deleted packages. 14273 InstallArgs args = null; 14274 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 14275 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 14276 14277 void sendPackageRemovedBroadcasts() { 14278 sendPackageRemovedBroadcastInternal(); 14279 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 14280 for (int i = 0; i < childCount; i++) { 14281 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 14282 childInfo.sendPackageRemovedBroadcastInternal(); 14283 } 14284 } 14285 14286 void sendSystemPackageUpdatedBroadcasts() { 14287 if (isRemovedPackageSystemUpdate) { 14288 sendSystemPackageUpdatedBroadcastsInternal(); 14289 final int childCount = (removedChildPackages != null) 14290 ? removedChildPackages.size() : 0; 14291 for (int i = 0; i < childCount; i++) { 14292 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 14293 if (childInfo.isRemovedPackageSystemUpdate) { 14294 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 14295 } 14296 } 14297 } 14298 } 14299 14300 void sendSystemPackageAppearedBroadcasts() { 14301 final int packageCount = (appearedChildPackages != null) 14302 ? appearedChildPackages.size() : 0; 14303 for (int i = 0; i < packageCount; i++) { 14304 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 14305 for (int userId : installedInfo.newUsers) { 14306 sendPackageAddedForUser(installedInfo.name, true, 14307 UserHandle.getAppId(installedInfo.uid), userId); 14308 } 14309 } 14310 } 14311 14312 private void sendSystemPackageUpdatedBroadcastsInternal() { 14313 Bundle extras = new Bundle(2); 14314 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 14315 extras.putBoolean(Intent.EXTRA_REPLACING, true); 14316 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 14317 extras, 0, null, null, null); 14318 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 14319 extras, 0, null, null, null); 14320 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 14321 null, 0, removedPackage, null, null); 14322 } 14323 14324 private void sendPackageRemovedBroadcastInternal() { 14325 Bundle extras = new Bundle(2); 14326 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 14327 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 14328 if (isUpdate || isRemovedPackageSystemUpdate) { 14329 extras.putBoolean(Intent.EXTRA_REPLACING, true); 14330 } 14331 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 14332 if (removedPackage != null) { 14333 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 14334 extras, 0, null, null, removedUsers); 14335 if (dataRemoved && !isRemovedPackageSystemUpdate) { 14336 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 14337 removedPackage, extras, 0, null, null, removedUsers); 14338 } 14339 } 14340 if (removedAppId >= 0) { 14341 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 14342 removedUsers); 14343 } 14344 } 14345 } 14346 14347 /* 14348 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 14349 * flag is not set, the data directory is removed as well. 14350 * make sure this flag is set for partially installed apps. If not its meaningless to 14351 * delete a partially installed application. 14352 */ 14353 private void removePackageDataLI(PackageSetting ps, int[] allUserHandles, 14354 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 14355 String packageName = ps.name; 14356 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 14357 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 14358 // Retrieve object to delete permissions for shared user later on 14359 final PackageSetting deletedPs; 14360 // reader 14361 synchronized (mPackages) { 14362 deletedPs = mSettings.mPackages.get(packageName); 14363 if (outInfo != null) { 14364 outInfo.removedPackage = packageName; 14365 outInfo.removedUsers = deletedPs != null 14366 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 14367 : null; 14368 } 14369 } 14370 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14371 removeDataDirsLI(ps.volumeUuid, packageName); 14372 if (outInfo != null) { 14373 outInfo.dataRemoved = true; 14374 } 14375 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 14376 } 14377 // writer 14378 synchronized (mPackages) { 14379 if (deletedPs != null) { 14380 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14381 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 14382 clearDefaultBrowserIfNeeded(packageName); 14383 if (outInfo != null) { 14384 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 14385 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 14386 } 14387 updatePermissionsLPw(deletedPs.name, null, 0); 14388 if (deletedPs.sharedUser != null) { 14389 // Remove permissions associated with package. Since runtime 14390 // permissions are per user we have to kill the removed package 14391 // or packages running under the shared user of the removed 14392 // package if revoking the permissions requested only by the removed 14393 // package is successful and this causes a change in gids. 14394 for (int userId : UserManagerService.getInstance().getUserIds()) { 14395 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 14396 userId); 14397 if (userIdToKill == UserHandle.USER_ALL 14398 || userIdToKill >= UserHandle.USER_SYSTEM) { 14399 // If gids changed for this user, kill all affected packages. 14400 mHandler.post(new Runnable() { 14401 @Override 14402 public void run() { 14403 // This has to happen with no lock held. 14404 killApplication(deletedPs.name, deletedPs.appId, 14405 KILL_APP_REASON_GIDS_CHANGED); 14406 } 14407 }); 14408 break; 14409 } 14410 } 14411 } 14412 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 14413 } 14414 // make sure to preserve per-user disabled state if this removal was just 14415 // a downgrade of a system app to the factory package 14416 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 14417 if (DEBUG_REMOVE) { 14418 Slog.d(TAG, "Propagating install state across downgrade"); 14419 } 14420 for (int userId : allUserHandles) { 14421 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 14422 if (DEBUG_REMOVE) { 14423 Slog.d(TAG, " user " + userId + " => " + installed); 14424 } 14425 ps.setInstalled(installed, userId); 14426 } 14427 } 14428 } 14429 // can downgrade to reader 14430 if (writeSettings) { 14431 // Save settings now 14432 mSettings.writeLPr(); 14433 } 14434 } 14435 if (outInfo != null) { 14436 // A user ID was deleted here. Go through all users and remove it 14437 // from KeyStore. 14438 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 14439 } 14440 } 14441 14442 static boolean locationIsPrivileged(File path) { 14443 try { 14444 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 14445 .getCanonicalPath(); 14446 return path.getCanonicalPath().startsWith(privilegedAppDir); 14447 } catch (IOException e) { 14448 Slog.e(TAG, "Unable to access code path " + path); 14449 } 14450 return false; 14451 } 14452 14453 /* 14454 * Tries to delete system package. 14455 */ 14456 private boolean deleteSystemPackageLI(PackageParser.Package deletedPkg, 14457 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 14458 boolean writeSettings) { 14459 if (deletedPkg.parentPackage != null) { 14460 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 14461 return false; 14462 } 14463 14464 final boolean applyUserRestrictions 14465 = (allUserHandles != null) && (outInfo.origUsers != null); 14466 final PackageSetting disabledPs; 14467 // Confirm if the system package has been updated 14468 // An updated system app can be deleted. This will also have to restore 14469 // the system pkg from system partition 14470 // reader 14471 synchronized (mPackages) { 14472 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPkg.packageName); 14473 } 14474 14475 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 14476 + " disabledPs=" + disabledPs); 14477 14478 if (disabledPs == null) { 14479 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 14480 return false; 14481 } else if (DEBUG_REMOVE) { 14482 Slog.d(TAG, "Deleting system pkg from data partition"); 14483 } 14484 14485 if (DEBUG_REMOVE) { 14486 if (applyUserRestrictions) { 14487 Slog.d(TAG, "Remembering install states:"); 14488 for (int userId : allUserHandles) { 14489 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 14490 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 14491 } 14492 } 14493 } 14494 14495 // Delete the updated package 14496 outInfo.isRemovedPackageSystemUpdate = true; 14497 if (outInfo.removedChildPackages != null) { 14498 final int childCount = (deletedPkg.childPackages != null) 14499 ? deletedPkg.childPackages.size() : 0; 14500 for (int i = 0; i < childCount; i++) { 14501 String childPackageName = deletedPkg.childPackages.get(i).packageName; 14502 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 14503 .contains(childPackageName)) { 14504 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 14505 childPackageName); 14506 if (childInfo != null) { 14507 childInfo.isRemovedPackageSystemUpdate = true; 14508 } 14509 } 14510 } 14511 } 14512 14513 if (disabledPs.versionCode < deletedPs.versionCode) { 14514 // Delete data for downgrades 14515 flags &= ~PackageManager.DELETE_KEEP_DATA; 14516 } else { 14517 // Preserve data by setting flag 14518 flags |= PackageManager.DELETE_KEEP_DATA; 14519 } 14520 14521 boolean ret = deleteInstalledPackageLI(deletedPkg, true, flags, allUserHandles, 14522 outInfo, writeSettings, disabledPs.pkg); 14523 if (!ret) { 14524 return false; 14525 } 14526 14527 // writer 14528 synchronized (mPackages) { 14529 // Reinstate the old system package 14530 enableSystemPackageLPw(disabledPs.pkg); 14531 // Remove any native libraries from the upgraded package. 14532 removeNativeBinariesLI(deletedPkg); 14533 } 14534 14535 // Install the system package 14536 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 14537 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 14538 if (locationIsPrivileged(disabledPs.codePath)) { 14539 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 14540 } 14541 14542 final PackageParser.Package newPkg; 14543 try { 14544 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 14545 } catch (PackageManagerException e) { 14546 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 14547 + e.getMessage()); 14548 return false; 14549 } 14550 14551 prepareAppDataAfterInstall(newPkg); 14552 14553 // writer 14554 synchronized (mPackages) { 14555 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 14556 14557 // Propagate the permissions state as we do not want to drop on the floor 14558 // runtime permissions. The update permissions method below will take 14559 // care of removing obsolete permissions and grant install permissions. 14560 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 14561 updatePermissionsLPw(newPkg.packageName, newPkg, 14562 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 14563 14564 if (applyUserRestrictions) { 14565 if (DEBUG_REMOVE) { 14566 Slog.d(TAG, "Propagating install state across reinstall"); 14567 } 14568 for (int userId : allUserHandles) { 14569 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 14570 if (DEBUG_REMOVE) { 14571 Slog.d(TAG, " user " + userId + " => " + installed); 14572 } 14573 ps.setInstalled(installed, userId); 14574 14575 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 14576 } 14577 // Regardless of writeSettings we need to ensure that this restriction 14578 // state propagation is persisted 14579 mSettings.writeAllUsersPackageRestrictionsLPr(); 14580 } 14581 // can downgrade to reader here 14582 if (writeSettings) { 14583 mSettings.writeLPr(); 14584 } 14585 } 14586 return true; 14587 } 14588 14589 private boolean deleteInstalledPackageLI(PackageParser.Package pkg, 14590 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 14591 PackageRemovedInfo outInfo, boolean writeSettings, 14592 PackageParser.Package replacingPackage) { 14593 PackageSetting ps = null; 14594 14595 synchronized (mPackages) { 14596 pkg = mPackages.get(pkg.packageName); 14597 if (pkg == null) { 14598 return false; 14599 } 14600 14601 ps = mSettings.mPackages.get(pkg.packageName); 14602 if (ps == null) { 14603 return false; 14604 } 14605 14606 if (outInfo != null) { 14607 outInfo.uid = ps.appId; 14608 } 14609 14610 if (outInfo != null && outInfo.removedChildPackages != null) { 14611 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14612 for (int i = 0; i < childCount; i++) { 14613 String childPackageName = ps.childPackageNames.get(i); 14614 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 14615 if (childPs == null) { 14616 return false; 14617 } 14618 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 14619 childPackageName); 14620 if (childInfo != null) { 14621 childInfo.uid = childPs.appId; 14622 } 14623 } 14624 } 14625 } 14626 14627 // Delete package data from internal structures and also remove data if flag is set 14628 removePackageDataLI(ps, allUserHandles, outInfo, flags, writeSettings); 14629 14630 // Delete the child packages data 14631 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14632 for (int i = 0; i < childCount; i++) { 14633 PackageSetting childPs; 14634 synchronized (mPackages) { 14635 childPs = mSettings.peekPackageLPr(pkg.childPackages.get(i).packageName); 14636 } 14637 if (childPs != null) { 14638 PackageRemovedInfo childOutInfo = (outInfo != null 14639 && outInfo.removedChildPackages != null) 14640 ? outInfo.removedChildPackages.get(childPs.name) : null; 14641 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 14642 && (replacingPackage != null 14643 && !replacingPackage.hasChildPackage(childPs.name)) 14644 ? flags & ~DELETE_KEEP_DATA : flags; 14645 removePackageDataLI(childPs, allUserHandles, childOutInfo, 14646 deleteFlags, writeSettings); 14647 } 14648 } 14649 14650 // Delete application code and resources only for parent packages 14651 if (ps.pkg.parentPackage == null) { 14652 if (deleteCodeAndResources && (outInfo != null)) { 14653 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 14654 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 14655 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 14656 } 14657 } 14658 14659 return true; 14660 } 14661 14662 @Override 14663 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 14664 int userId) { 14665 mContext.enforceCallingOrSelfPermission( 14666 android.Manifest.permission.DELETE_PACKAGES, null); 14667 synchronized (mPackages) { 14668 PackageSetting ps = mSettings.mPackages.get(packageName); 14669 if (ps == null) { 14670 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 14671 return false; 14672 } 14673 if (!ps.getInstalled(userId)) { 14674 // Can't block uninstall for an app that is not installed or enabled. 14675 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 14676 return false; 14677 } 14678 ps.setBlockUninstall(blockUninstall, userId); 14679 mSettings.writePackageRestrictionsLPr(userId); 14680 } 14681 return true; 14682 } 14683 14684 @Override 14685 public boolean getBlockUninstallForUser(String packageName, int userId) { 14686 synchronized (mPackages) { 14687 PackageSetting ps = mSettings.mPackages.get(packageName); 14688 if (ps == null) { 14689 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 14690 return false; 14691 } 14692 return ps.getBlockUninstall(userId); 14693 } 14694 } 14695 14696 @Override 14697 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 14698 int callingUid = Binder.getCallingUid(); 14699 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 14700 throw new SecurityException( 14701 "setRequiredForSystemUser can only be run by the system or root"); 14702 } 14703 synchronized (mPackages) { 14704 PackageSetting ps = mSettings.mPackages.get(packageName); 14705 if (ps == null) { 14706 Log.w(TAG, "Package doesn't exist: " + packageName); 14707 return false; 14708 } 14709 if (systemUserApp) { 14710 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14711 } else { 14712 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14713 } 14714 mSettings.writeLPr(); 14715 } 14716 return true; 14717 } 14718 14719 /* 14720 * This method handles package deletion in general 14721 */ 14722 private boolean deletePackageLI(String packageName, UserHandle user, 14723 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 14724 PackageRemovedInfo outInfo, boolean writeSettings, 14725 PackageParser.Package replacingPackage) { 14726 if (packageName == null) { 14727 Slog.w(TAG, "Attempt to delete null packageName."); 14728 return false; 14729 } 14730 14731 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 14732 14733 PackageSetting ps; 14734 14735 synchronized (mPackages) { 14736 ps = mSettings.mPackages.get(packageName); 14737 if (ps == null) { 14738 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14739 return false; 14740 } 14741 14742 if (ps.pkg.parentPackage != null && (!isSystemApp(ps) 14743 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 14744 if (DEBUG_REMOVE) { 14745 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 14746 + ((user == null) ? UserHandle.USER_ALL : user)); 14747 } 14748 final int removedUserId = (user != null) ? user.getIdentifier() 14749 : UserHandle.USER_ALL; 14750 if (!clearPackageStateForUser(ps, removedUserId, outInfo)) { 14751 return false; 14752 } 14753 markPackageUninstalledForUserLPw(ps, user); 14754 scheduleWritePackageRestrictionsLocked(user); 14755 return true; 14756 } 14757 } 14758 14759 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 14760 && user.getIdentifier() != UserHandle.USER_ALL)) { 14761 // The caller is asking that the package only be deleted for a single 14762 // user. To do this, we just mark its uninstalled state and delete 14763 // its data. If this is a system app, we only allow this to happen if 14764 // they have set the special DELETE_SYSTEM_APP which requests different 14765 // semantics than normal for uninstalling system apps. 14766 markPackageUninstalledForUserLPw(ps, user); 14767 14768 if (!isSystemApp(ps)) { 14769 // Do not uninstall the APK if an app should be cached 14770 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 14771 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 14772 // Other user still have this package installed, so all 14773 // we need to do is clear this user's data and save that 14774 // it is uninstalled. 14775 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 14776 if (!clearPackageStateForUser(ps, user.getIdentifier(), outInfo)) { 14777 return false; 14778 } 14779 scheduleWritePackageRestrictionsLocked(user); 14780 return true; 14781 } else { 14782 // We need to set it back to 'installed' so the uninstall 14783 // broadcasts will be sent correctly. 14784 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 14785 ps.setInstalled(true, user.getIdentifier()); 14786 } 14787 } else { 14788 // This is a system app, so we assume that the 14789 // other users still have this package installed, so all 14790 // we need to do is clear this user's data and save that 14791 // it is uninstalled. 14792 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 14793 if (!clearPackageStateForUser(ps, user.getIdentifier(), outInfo)) { 14794 return false; 14795 } 14796 scheduleWritePackageRestrictionsLocked(user); 14797 return true; 14798 } 14799 } 14800 14801 // If we are deleting a composite package for all users, keep track 14802 // of result for each child. 14803 if (ps.childPackageNames != null && outInfo != null) { 14804 synchronized (mPackages) { 14805 final int childCount = ps.childPackageNames.size(); 14806 outInfo.removedChildPackages = new ArrayMap<>(childCount); 14807 for (int i = 0; i < childCount; i++) { 14808 String childPackageName = ps.childPackageNames.get(i); 14809 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 14810 childInfo.removedPackage = childPackageName; 14811 outInfo.removedChildPackages.put(childPackageName, childInfo); 14812 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 14813 if (childPs != null) { 14814 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 14815 } 14816 } 14817 } 14818 } 14819 14820 boolean ret = false; 14821 if (isSystemApp(ps)) { 14822 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 14823 // When an updated system application is deleted we delete the existing resources 14824 // as well and fall back to existing code in system partition 14825 ret = deleteSystemPackageLI(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 14826 } else { 14827 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 14828 // Kill application pre-emptively especially for apps on sd. 14829 killApplication(packageName, ps.appId, "uninstall pkg"); 14830 ret = deleteInstalledPackageLI(ps.pkg, deleteCodeAndResources, flags, allUserHandles, 14831 outInfo, writeSettings, replacingPackage); 14832 } 14833 14834 // Take a note whether we deleted the package for all users 14835 if (outInfo != null) { 14836 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 14837 if (outInfo.removedChildPackages != null) { 14838 synchronized (mPackages) { 14839 final int childCount = outInfo.removedChildPackages.size(); 14840 for (int i = 0; i < childCount; i++) { 14841 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 14842 if (childInfo != null) { 14843 childInfo.removedForAllUsers = mPackages.get( 14844 childInfo.removedPackage) == null; 14845 } 14846 } 14847 } 14848 } 14849 // If we uninstalled an update to a system app there may be some 14850 // child packages that appeared as they are declared in the system 14851 // app but were not declared in the update. 14852 if (isSystemApp(ps)) { 14853 synchronized (mPackages) { 14854 PackageSetting updatedPs = mSettings.peekPackageLPr(ps.name); 14855 final int childCount = (updatedPs.childPackageNames != null) 14856 ? updatedPs.childPackageNames.size() : 0; 14857 for (int i = 0; i < childCount; i++) { 14858 String childPackageName = updatedPs.childPackageNames.get(i); 14859 if (outInfo.removedChildPackages == null 14860 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 14861 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 14862 if (childPs == null) { 14863 continue; 14864 } 14865 PackageInstalledInfo installRes = new PackageInstalledInfo(); 14866 installRes.name = childPackageName; 14867 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 14868 installRes.pkg = mPackages.get(childPackageName); 14869 installRes.uid = childPs.pkg.applicationInfo.uid; 14870 if (outInfo.appearedChildPackages == null) { 14871 outInfo.appearedChildPackages = new ArrayMap<>(); 14872 } 14873 outInfo.appearedChildPackages.put(childPackageName, installRes); 14874 } 14875 } 14876 } 14877 } 14878 } 14879 14880 return ret; 14881 } 14882 14883 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 14884 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 14885 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 14886 for (int nextUserId : userIds) { 14887 if (DEBUG_REMOVE) { 14888 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 14889 } 14890 ps.setUserState(nextUserId, COMPONENT_ENABLED_STATE_DEFAULT, 14891 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 14892 false /*hidden*/, false /*suspended*/, null, null, null, 14893 false /*blockUninstall*/, 14894 ps.readUserState(nextUserId).domainVerificationStatus, 0); 14895 } 14896 } 14897 14898 private boolean clearPackageStateForUser(PackageSetting ps, int userId, 14899 PackageRemovedInfo outInfo) { 14900 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 14901 : new int[] {userId}; 14902 for (int nextUserId : userIds) { 14903 if (DEBUG_REMOVE) { 14904 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 14905 + nextUserId); 14906 } 14907 final int flags = StorageManager.FLAG_STORAGE_CE| StorageManager.FLAG_STORAGE_DE; 14908 try { 14909 mInstaller.destroyAppData(ps.volumeUuid, ps.name, nextUserId, flags); 14910 } catch (InstallerException e) { 14911 Slog.w(TAG, "Couldn't remove cache files for package " + ps.name, e); 14912 return false; 14913 } 14914 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 14915 schedulePackageCleaning(ps.name, nextUserId, false); 14916 synchronized (mPackages) { 14917 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 14918 scheduleWritePackageRestrictionsLocked(nextUserId); 14919 } 14920 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 14921 } 14922 } 14923 14924 if (outInfo != null) { 14925 outInfo.removedPackage = ps.name; 14926 outInfo.removedAppId = ps.appId; 14927 outInfo.removedUsers = userIds; 14928 } 14929 14930 return true; 14931 } 14932 14933 private final class ClearStorageConnection implements ServiceConnection { 14934 IMediaContainerService mContainerService; 14935 14936 @Override 14937 public void onServiceConnected(ComponentName name, IBinder service) { 14938 synchronized (this) { 14939 mContainerService = IMediaContainerService.Stub.asInterface(service); 14940 notifyAll(); 14941 } 14942 } 14943 14944 @Override 14945 public void onServiceDisconnected(ComponentName name) { 14946 } 14947 } 14948 14949 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 14950 final boolean mounted; 14951 if (Environment.isExternalStorageEmulated()) { 14952 mounted = true; 14953 } else { 14954 final String status = Environment.getExternalStorageState(); 14955 14956 mounted = status.equals(Environment.MEDIA_MOUNTED) 14957 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 14958 } 14959 14960 if (!mounted) { 14961 return; 14962 } 14963 14964 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 14965 int[] users; 14966 if (userId == UserHandle.USER_ALL) { 14967 users = sUserManager.getUserIds(); 14968 } else { 14969 users = new int[] { userId }; 14970 } 14971 final ClearStorageConnection conn = new ClearStorageConnection(); 14972 if (mContext.bindServiceAsUser( 14973 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 14974 try { 14975 for (int curUser : users) { 14976 long timeout = SystemClock.uptimeMillis() + 5000; 14977 synchronized (conn) { 14978 long now = SystemClock.uptimeMillis(); 14979 while (conn.mContainerService == null && now < timeout) { 14980 try { 14981 conn.wait(timeout - now); 14982 } catch (InterruptedException e) { 14983 } 14984 } 14985 } 14986 if (conn.mContainerService == null) { 14987 return; 14988 } 14989 14990 final UserEnvironment userEnv = new UserEnvironment(curUser); 14991 clearDirectory(conn.mContainerService, 14992 userEnv.buildExternalStorageAppCacheDirs(packageName)); 14993 if (allData) { 14994 clearDirectory(conn.mContainerService, 14995 userEnv.buildExternalStorageAppDataDirs(packageName)); 14996 clearDirectory(conn.mContainerService, 14997 userEnv.buildExternalStorageAppMediaDirs(packageName)); 14998 } 14999 } 15000 } finally { 15001 mContext.unbindService(conn); 15002 } 15003 } 15004 } 15005 15006 @Override 15007 public void clearApplicationUserData(final String packageName, 15008 final IPackageDataObserver observer, final int userId) { 15009 mContext.enforceCallingOrSelfPermission( 15010 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 15011 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 15012 // Queue up an async operation since the package deletion may take a little while. 15013 mHandler.post(new Runnable() { 15014 public void run() { 15015 mHandler.removeCallbacks(this); 15016 final boolean succeeded; 15017 synchronized (mInstallLock) { 15018 succeeded = clearApplicationUserDataLI(packageName, userId); 15019 } 15020 clearExternalStorageDataSync(packageName, userId, true); 15021 if (succeeded) { 15022 // invoke DeviceStorageMonitor's update method to clear any notifications 15023 DeviceStorageMonitorInternal 15024 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15025 if (dsm != null) { 15026 dsm.checkMemory(); 15027 } 15028 } 15029 if(observer != null) { 15030 try { 15031 observer.onRemoveCompleted(packageName, succeeded); 15032 } catch (RemoteException e) { 15033 Log.i(TAG, "Observer no longer exists."); 15034 } 15035 } //end if observer 15036 } //end run 15037 }); 15038 } 15039 15040 private boolean clearApplicationUserDataLI(String packageName, int userId) { 15041 if (packageName == null) { 15042 Slog.w(TAG, "Attempt to delete null packageName."); 15043 return false; 15044 } 15045 15046 // Try finding details about the requested package 15047 PackageParser.Package pkg; 15048 synchronized (mPackages) { 15049 pkg = mPackages.get(packageName); 15050 if (pkg == null) { 15051 final PackageSetting ps = mSettings.mPackages.get(packageName); 15052 if (ps != null) { 15053 pkg = ps.pkg; 15054 } 15055 } 15056 15057 if (pkg == null) { 15058 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 15059 return false; 15060 } 15061 15062 PackageSetting ps = (PackageSetting) pkg.mExtras; 15063 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 15064 } 15065 15066 // Always delete data directories for package, even if we found no other 15067 // record of app. This helps users recover from UID mismatches without 15068 // resorting to a full data wipe. 15069 // TODO: triage flags as part of 26466827 15070 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15071 try { 15072 mInstaller.clearAppData(pkg.volumeUuid, packageName, userId, flags); 15073 } catch (InstallerException e) { 15074 Slog.w(TAG, "Couldn't remove cache files for package " + packageName, e); 15075 return false; 15076 } 15077 15078 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15079 removeKeystoreDataIfNeeded(userId, appId); 15080 15081 // Create a native library symlink only if we have native libraries 15082 // and if the native libraries are 32 bit libraries. We do not provide 15083 // this symlink for 64 bit libraries. 15084 if (pkg.applicationInfo.primaryCpuAbi != null && 15085 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 15086 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 15087 try { 15088 mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 15089 nativeLibPath, userId); 15090 } catch (InstallerException e) { 15091 Slog.w(TAG, "Failed linking native library dir", e); 15092 return false; 15093 } 15094 } 15095 15096 return true; 15097 } 15098 15099 /** 15100 * Reverts user permission state changes (permissions and flags) in 15101 * all packages for a given user. 15102 * 15103 * @param userId The device user for which to do a reset. 15104 */ 15105 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 15106 final int packageCount = mPackages.size(); 15107 for (int i = 0; i < packageCount; i++) { 15108 PackageParser.Package pkg = mPackages.valueAt(i); 15109 PackageSetting ps = (PackageSetting) pkg.mExtras; 15110 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 15111 } 15112 } 15113 15114 /** 15115 * Reverts user permission state changes (permissions and flags). 15116 * 15117 * @param ps The package for which to reset. 15118 * @param userId The device user for which to do a reset. 15119 */ 15120 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 15121 final PackageSetting ps, final int userId) { 15122 if (ps.pkg == null) { 15123 return; 15124 } 15125 15126 // These are flags that can change base on user actions. 15127 final int userSettableMask = FLAG_PERMISSION_USER_SET 15128 | FLAG_PERMISSION_USER_FIXED 15129 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 15130 | FLAG_PERMISSION_REVIEW_REQUIRED; 15131 15132 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 15133 | FLAG_PERMISSION_POLICY_FIXED; 15134 15135 boolean writeInstallPermissions = false; 15136 boolean writeRuntimePermissions = false; 15137 15138 final int permissionCount = ps.pkg.requestedPermissions.size(); 15139 for (int i = 0; i < permissionCount; i++) { 15140 String permission = ps.pkg.requestedPermissions.get(i); 15141 15142 BasePermission bp = mSettings.mPermissions.get(permission); 15143 if (bp == null) { 15144 continue; 15145 } 15146 15147 // If shared user we just reset the state to which only this app contributed. 15148 if (ps.sharedUser != null) { 15149 boolean used = false; 15150 final int packageCount = ps.sharedUser.packages.size(); 15151 for (int j = 0; j < packageCount; j++) { 15152 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 15153 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 15154 && pkg.pkg.requestedPermissions.contains(permission)) { 15155 used = true; 15156 break; 15157 } 15158 } 15159 if (used) { 15160 continue; 15161 } 15162 } 15163 15164 PermissionsState permissionsState = ps.getPermissionsState(); 15165 15166 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 15167 15168 // Always clear the user settable flags. 15169 final boolean hasInstallState = permissionsState.getInstallPermissionState( 15170 bp.name) != null; 15171 // If permission review is enabled and this is a legacy app, mark the 15172 // permission as requiring a review as this is the initial state. 15173 int flags = 0; 15174 if (Build.PERMISSIONS_REVIEW_REQUIRED 15175 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 15176 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 15177 } 15178 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 15179 if (hasInstallState) { 15180 writeInstallPermissions = true; 15181 } else { 15182 writeRuntimePermissions = true; 15183 } 15184 } 15185 15186 // Below is only runtime permission handling. 15187 if (!bp.isRuntime()) { 15188 continue; 15189 } 15190 15191 // Never clobber system or policy. 15192 if ((oldFlags & policyOrSystemFlags) != 0) { 15193 continue; 15194 } 15195 15196 // If this permission was granted by default, make sure it is. 15197 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 15198 if (permissionsState.grantRuntimePermission(bp, userId) 15199 != PERMISSION_OPERATION_FAILURE) { 15200 writeRuntimePermissions = true; 15201 } 15202 // If permission review is enabled the permissions for a legacy apps 15203 // are represented as constantly granted runtime ones, so don't revoke. 15204 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 15205 // Otherwise, reset the permission. 15206 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 15207 switch (revokeResult) { 15208 case PERMISSION_OPERATION_SUCCESS: { 15209 writeRuntimePermissions = true; 15210 } break; 15211 15212 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 15213 writeRuntimePermissions = true; 15214 final int appId = ps.appId; 15215 mHandler.post(new Runnable() { 15216 @Override 15217 public void run() { 15218 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 15219 } 15220 }); 15221 } break; 15222 } 15223 } 15224 } 15225 15226 // Synchronously write as we are taking permissions away. 15227 if (writeRuntimePermissions) { 15228 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 15229 } 15230 15231 // Synchronously write as we are taking permissions away. 15232 if (writeInstallPermissions) { 15233 mSettings.writeLPr(); 15234 } 15235 } 15236 15237 /** 15238 * Remove entries from the keystore daemon. Will only remove it if the 15239 * {@code appId} is valid. 15240 */ 15241 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 15242 if (appId < 0) { 15243 return; 15244 } 15245 15246 final KeyStore keyStore = KeyStore.getInstance(); 15247 if (keyStore != null) { 15248 if (userId == UserHandle.USER_ALL) { 15249 for (final int individual : sUserManager.getUserIds()) { 15250 keyStore.clearUid(UserHandle.getUid(individual, appId)); 15251 } 15252 } else { 15253 keyStore.clearUid(UserHandle.getUid(userId, appId)); 15254 } 15255 } else { 15256 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 15257 } 15258 } 15259 15260 @Override 15261 public void deleteApplicationCacheFiles(final String packageName, 15262 final IPackageDataObserver observer) { 15263 mContext.enforceCallingOrSelfPermission( 15264 android.Manifest.permission.DELETE_CACHE_FILES, null); 15265 // Queue up an async operation since the package deletion may take a little while. 15266 final int userId = UserHandle.getCallingUserId(); 15267 mHandler.post(new Runnable() { 15268 public void run() { 15269 mHandler.removeCallbacks(this); 15270 final boolean succeded; 15271 synchronized (mInstallLock) { 15272 succeded = deleteApplicationCacheFilesLI(packageName, userId); 15273 } 15274 clearExternalStorageDataSync(packageName, userId, false); 15275 if (observer != null) { 15276 try { 15277 observer.onRemoveCompleted(packageName, succeded); 15278 } catch (RemoteException e) { 15279 Log.i(TAG, "Observer no longer exists."); 15280 } 15281 } //end if observer 15282 } //end run 15283 }); 15284 } 15285 15286 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 15287 if (packageName == null) { 15288 Slog.w(TAG, "Attempt to delete null packageName."); 15289 return false; 15290 } 15291 PackageParser.Package p; 15292 synchronized (mPackages) { 15293 p = mPackages.get(packageName); 15294 } 15295 if (p == null) { 15296 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 15297 return false; 15298 } 15299 final ApplicationInfo applicationInfo = p.applicationInfo; 15300 if (applicationInfo == null) { 15301 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 15302 return false; 15303 } 15304 // TODO: triage flags as part of 26466827 15305 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15306 try { 15307 mInstaller.clearAppData(p.volumeUuid, packageName, userId, 15308 flags | Installer.FLAG_CLEAR_CACHE_ONLY); 15309 } catch (InstallerException e) { 15310 Slog.w(TAG, "Couldn't remove cache files for package " 15311 + packageName + " u" + userId, e); 15312 return false; 15313 } 15314 return true; 15315 } 15316 15317 @Override 15318 public void getPackageSizeInfo(final String packageName, int userHandle, 15319 final IPackageStatsObserver observer) { 15320 mContext.enforceCallingOrSelfPermission( 15321 android.Manifest.permission.GET_PACKAGE_SIZE, null); 15322 if (packageName == null) { 15323 throw new IllegalArgumentException("Attempt to get size of null packageName"); 15324 } 15325 15326 PackageStats stats = new PackageStats(packageName, userHandle); 15327 15328 /* 15329 * Queue up an async operation since the package measurement may take a 15330 * little while. 15331 */ 15332 Message msg = mHandler.obtainMessage(INIT_COPY); 15333 msg.obj = new MeasureParams(stats, observer); 15334 mHandler.sendMessage(msg); 15335 } 15336 15337 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 15338 PackageStats pStats) { 15339 if (packageName == null) { 15340 Slog.w(TAG, "Attempt to get size of null packageName."); 15341 return false; 15342 } 15343 PackageParser.Package p; 15344 boolean dataOnly = false; 15345 String libDirRoot = null; 15346 String asecPath = null; 15347 PackageSetting ps = null; 15348 synchronized (mPackages) { 15349 p = mPackages.get(packageName); 15350 ps = mSettings.mPackages.get(packageName); 15351 if(p == null) { 15352 dataOnly = true; 15353 if((ps == null) || (ps.pkg == null)) { 15354 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 15355 return false; 15356 } 15357 p = ps.pkg; 15358 } 15359 if (ps != null) { 15360 libDirRoot = ps.legacyNativeLibraryPathString; 15361 } 15362 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 15363 final long token = Binder.clearCallingIdentity(); 15364 try { 15365 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 15366 if (secureContainerId != null) { 15367 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 15368 } 15369 } finally { 15370 Binder.restoreCallingIdentity(token); 15371 } 15372 } 15373 } 15374 String publicSrcDir = null; 15375 if(!dataOnly) { 15376 final ApplicationInfo applicationInfo = p.applicationInfo; 15377 if (applicationInfo == null) { 15378 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 15379 return false; 15380 } 15381 if (p.isForwardLocked()) { 15382 publicSrcDir = applicationInfo.getBaseResourcePath(); 15383 } 15384 } 15385 // TODO: extend to measure size of split APKs 15386 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 15387 // not just the first level. 15388 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 15389 // just the primary. 15390 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 15391 15392 String apkPath; 15393 File packageDir = new File(p.codePath); 15394 15395 if (packageDir.isDirectory() && p.canHaveOatDir()) { 15396 apkPath = packageDir.getAbsolutePath(); 15397 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 15398 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 15399 libDirRoot = null; 15400 } 15401 } else { 15402 apkPath = p.baseCodePath; 15403 } 15404 15405 // TODO: triage flags as part of 26466827 15406 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15407 try { 15408 mInstaller.getAppSize(p.volumeUuid, packageName, userHandle, flags, apkPath, 15409 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 15410 } catch (InstallerException e) { 15411 return false; 15412 } 15413 15414 // Fix-up for forward-locked applications in ASEC containers. 15415 if (!isExternal(p)) { 15416 pStats.codeSize += pStats.externalCodeSize; 15417 pStats.externalCodeSize = 0L; 15418 } 15419 15420 return true; 15421 } 15422 15423 15424 @Override 15425 public void addPackageToPreferred(String packageName) { 15426 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 15427 } 15428 15429 @Override 15430 public void removePackageFromPreferred(String packageName) { 15431 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 15432 } 15433 15434 @Override 15435 public List<PackageInfo> getPreferredPackages(int flags) { 15436 return new ArrayList<PackageInfo>(); 15437 } 15438 15439 private int getUidTargetSdkVersionLockedLPr(int uid) { 15440 Object obj = mSettings.getUserIdLPr(uid); 15441 if (obj instanceof SharedUserSetting) { 15442 final SharedUserSetting sus = (SharedUserSetting) obj; 15443 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 15444 final Iterator<PackageSetting> it = sus.packages.iterator(); 15445 while (it.hasNext()) { 15446 final PackageSetting ps = it.next(); 15447 if (ps.pkg != null) { 15448 int v = ps.pkg.applicationInfo.targetSdkVersion; 15449 if (v < vers) vers = v; 15450 } 15451 } 15452 return vers; 15453 } else if (obj instanceof PackageSetting) { 15454 final PackageSetting ps = (PackageSetting) obj; 15455 if (ps.pkg != null) { 15456 return ps.pkg.applicationInfo.targetSdkVersion; 15457 } 15458 } 15459 return Build.VERSION_CODES.CUR_DEVELOPMENT; 15460 } 15461 15462 @Override 15463 public void addPreferredActivity(IntentFilter filter, int match, 15464 ComponentName[] set, ComponentName activity, int userId) { 15465 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15466 "Adding preferred"); 15467 } 15468 15469 private void addPreferredActivityInternal(IntentFilter filter, int match, 15470 ComponentName[] set, ComponentName activity, boolean always, int userId, 15471 String opname) { 15472 // writer 15473 int callingUid = Binder.getCallingUid(); 15474 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 15475 if (filter.countActions() == 0) { 15476 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15477 return; 15478 } 15479 synchronized (mPackages) { 15480 if (mContext.checkCallingOrSelfPermission( 15481 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15482 != PackageManager.PERMISSION_GRANTED) { 15483 if (getUidTargetSdkVersionLockedLPr(callingUid) 15484 < Build.VERSION_CODES.FROYO) { 15485 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 15486 + callingUid); 15487 return; 15488 } 15489 mContext.enforceCallingOrSelfPermission( 15490 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15491 } 15492 15493 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 15494 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 15495 + userId + ":"); 15496 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15497 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 15498 scheduleWritePackageRestrictionsLocked(userId); 15499 } 15500 } 15501 15502 @Override 15503 public void replacePreferredActivity(IntentFilter filter, int match, 15504 ComponentName[] set, ComponentName activity, int userId) { 15505 if (filter.countActions() != 1) { 15506 throw new IllegalArgumentException( 15507 "replacePreferredActivity expects filter to have only 1 action."); 15508 } 15509 if (filter.countDataAuthorities() != 0 15510 || filter.countDataPaths() != 0 15511 || filter.countDataSchemes() > 1 15512 || filter.countDataTypes() != 0) { 15513 throw new IllegalArgumentException( 15514 "replacePreferredActivity expects filter to have no data authorities, " + 15515 "paths, or types; and at most one scheme."); 15516 } 15517 15518 final int callingUid = Binder.getCallingUid(); 15519 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 15520 synchronized (mPackages) { 15521 if (mContext.checkCallingOrSelfPermission( 15522 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15523 != PackageManager.PERMISSION_GRANTED) { 15524 if (getUidTargetSdkVersionLockedLPr(callingUid) 15525 < Build.VERSION_CODES.FROYO) { 15526 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 15527 + Binder.getCallingUid()); 15528 return; 15529 } 15530 mContext.enforceCallingOrSelfPermission( 15531 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15532 } 15533 15534 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15535 if (pir != null) { 15536 // Get all of the existing entries that exactly match this filter. 15537 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 15538 if (existing != null && existing.size() == 1) { 15539 PreferredActivity cur = existing.get(0); 15540 if (DEBUG_PREFERRED) { 15541 Slog.i(TAG, "Checking replace of preferred:"); 15542 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15543 if (!cur.mPref.mAlways) { 15544 Slog.i(TAG, " -- CUR; not mAlways!"); 15545 } else { 15546 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 15547 Slog.i(TAG, " -- CUR: mSet=" 15548 + Arrays.toString(cur.mPref.mSetComponents)); 15549 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 15550 Slog.i(TAG, " -- NEW: mMatch=" 15551 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 15552 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 15553 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 15554 } 15555 } 15556 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 15557 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 15558 && cur.mPref.sameSet(set)) { 15559 // Setting the preferred activity to what it happens to be already 15560 if (DEBUG_PREFERRED) { 15561 Slog.i(TAG, "Replacing with same preferred activity " 15562 + cur.mPref.mShortComponent + " for user " 15563 + userId + ":"); 15564 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15565 } 15566 return; 15567 } 15568 } 15569 15570 if (existing != null) { 15571 if (DEBUG_PREFERRED) { 15572 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 15573 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15574 } 15575 for (int i = 0; i < existing.size(); i++) { 15576 PreferredActivity pa = existing.get(i); 15577 if (DEBUG_PREFERRED) { 15578 Slog.i(TAG, "Removing existing preferred activity " 15579 + pa.mPref.mComponent + ":"); 15580 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 15581 } 15582 pir.removeFilter(pa); 15583 } 15584 } 15585 } 15586 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15587 "Replacing preferred"); 15588 } 15589 } 15590 15591 @Override 15592 public void clearPackagePreferredActivities(String packageName) { 15593 final int uid = Binder.getCallingUid(); 15594 // writer 15595 synchronized (mPackages) { 15596 PackageParser.Package pkg = mPackages.get(packageName); 15597 if (pkg == null || pkg.applicationInfo.uid != uid) { 15598 if (mContext.checkCallingOrSelfPermission( 15599 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15600 != PackageManager.PERMISSION_GRANTED) { 15601 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 15602 < Build.VERSION_CODES.FROYO) { 15603 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 15604 + Binder.getCallingUid()); 15605 return; 15606 } 15607 mContext.enforceCallingOrSelfPermission( 15608 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15609 } 15610 } 15611 15612 int user = UserHandle.getCallingUserId(); 15613 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 15614 scheduleWritePackageRestrictionsLocked(user); 15615 } 15616 } 15617 } 15618 15619 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15620 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 15621 ArrayList<PreferredActivity> removed = null; 15622 boolean changed = false; 15623 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15624 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 15625 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15626 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 15627 continue; 15628 } 15629 Iterator<PreferredActivity> it = pir.filterIterator(); 15630 while (it.hasNext()) { 15631 PreferredActivity pa = it.next(); 15632 // Mark entry for removal only if it matches the package name 15633 // and the entry is of type "always". 15634 if (packageName == null || 15635 (pa.mPref.mComponent.getPackageName().equals(packageName) 15636 && pa.mPref.mAlways)) { 15637 if (removed == null) { 15638 removed = new ArrayList<PreferredActivity>(); 15639 } 15640 removed.add(pa); 15641 } 15642 } 15643 if (removed != null) { 15644 for (int j=0; j<removed.size(); j++) { 15645 PreferredActivity pa = removed.get(j); 15646 pir.removeFilter(pa); 15647 } 15648 changed = true; 15649 } 15650 } 15651 return changed; 15652 } 15653 15654 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15655 private void clearIntentFilterVerificationsLPw(int userId) { 15656 final int packageCount = mPackages.size(); 15657 for (int i = 0; i < packageCount; i++) { 15658 PackageParser.Package pkg = mPackages.valueAt(i); 15659 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 15660 } 15661 } 15662 15663 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15664 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 15665 if (userId == UserHandle.USER_ALL) { 15666 if (mSettings.removeIntentFilterVerificationLPw(packageName, 15667 sUserManager.getUserIds())) { 15668 for (int oneUserId : sUserManager.getUserIds()) { 15669 scheduleWritePackageRestrictionsLocked(oneUserId); 15670 } 15671 } 15672 } else { 15673 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 15674 scheduleWritePackageRestrictionsLocked(userId); 15675 } 15676 } 15677 } 15678 15679 void clearDefaultBrowserIfNeeded(String packageName) { 15680 for (int oneUserId : sUserManager.getUserIds()) { 15681 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 15682 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 15683 if (packageName.equals(defaultBrowserPackageName)) { 15684 setDefaultBrowserPackageName(null, oneUserId); 15685 } 15686 } 15687 } 15688 15689 @Override 15690 public void resetApplicationPreferences(int userId) { 15691 mContext.enforceCallingOrSelfPermission( 15692 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15693 // writer 15694 synchronized (mPackages) { 15695 final long identity = Binder.clearCallingIdentity(); 15696 try { 15697 clearPackagePreferredActivitiesLPw(null, userId); 15698 mSettings.applyDefaultPreferredAppsLPw(this, userId); 15699 // TODO: We have to reset the default SMS and Phone. This requires 15700 // significant refactoring to keep all default apps in the package 15701 // manager (cleaner but more work) or have the services provide 15702 // callbacks to the package manager to request a default app reset. 15703 applyFactoryDefaultBrowserLPw(userId); 15704 clearIntentFilterVerificationsLPw(userId); 15705 primeDomainVerificationsLPw(userId); 15706 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 15707 scheduleWritePackageRestrictionsLocked(userId); 15708 } finally { 15709 Binder.restoreCallingIdentity(identity); 15710 } 15711 } 15712 } 15713 15714 @Override 15715 public int getPreferredActivities(List<IntentFilter> outFilters, 15716 List<ComponentName> outActivities, String packageName) { 15717 15718 int num = 0; 15719 final int userId = UserHandle.getCallingUserId(); 15720 // reader 15721 synchronized (mPackages) { 15722 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15723 if (pir != null) { 15724 final Iterator<PreferredActivity> it = pir.filterIterator(); 15725 while (it.hasNext()) { 15726 final PreferredActivity pa = it.next(); 15727 if (packageName == null 15728 || (pa.mPref.mComponent.getPackageName().equals(packageName) 15729 && pa.mPref.mAlways)) { 15730 if (outFilters != null) { 15731 outFilters.add(new IntentFilter(pa)); 15732 } 15733 if (outActivities != null) { 15734 outActivities.add(pa.mPref.mComponent); 15735 } 15736 } 15737 } 15738 } 15739 } 15740 15741 return num; 15742 } 15743 15744 @Override 15745 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 15746 int userId) { 15747 int callingUid = Binder.getCallingUid(); 15748 if (callingUid != Process.SYSTEM_UID) { 15749 throw new SecurityException( 15750 "addPersistentPreferredActivity can only be run by the system"); 15751 } 15752 if (filter.countActions() == 0) { 15753 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15754 return; 15755 } 15756 synchronized (mPackages) { 15757 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 15758 ":"); 15759 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15760 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 15761 new PersistentPreferredActivity(filter, activity)); 15762 scheduleWritePackageRestrictionsLocked(userId); 15763 } 15764 } 15765 15766 @Override 15767 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 15768 int callingUid = Binder.getCallingUid(); 15769 if (callingUid != Process.SYSTEM_UID) { 15770 throw new SecurityException( 15771 "clearPackagePersistentPreferredActivities can only be run by the system"); 15772 } 15773 ArrayList<PersistentPreferredActivity> removed = null; 15774 boolean changed = false; 15775 synchronized (mPackages) { 15776 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 15777 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 15778 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 15779 .valueAt(i); 15780 if (userId != thisUserId) { 15781 continue; 15782 } 15783 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 15784 while (it.hasNext()) { 15785 PersistentPreferredActivity ppa = it.next(); 15786 // Mark entry for removal only if it matches the package name. 15787 if (ppa.mComponent.getPackageName().equals(packageName)) { 15788 if (removed == null) { 15789 removed = new ArrayList<PersistentPreferredActivity>(); 15790 } 15791 removed.add(ppa); 15792 } 15793 } 15794 if (removed != null) { 15795 for (int j=0; j<removed.size(); j++) { 15796 PersistentPreferredActivity ppa = removed.get(j); 15797 ppir.removeFilter(ppa); 15798 } 15799 changed = true; 15800 } 15801 } 15802 15803 if (changed) { 15804 scheduleWritePackageRestrictionsLocked(userId); 15805 } 15806 } 15807 } 15808 15809 /** 15810 * Common machinery for picking apart a restored XML blob and passing 15811 * it to a caller-supplied functor to be applied to the running system. 15812 */ 15813 private void restoreFromXml(XmlPullParser parser, int userId, 15814 String expectedStartTag, BlobXmlRestorer functor) 15815 throws IOException, XmlPullParserException { 15816 int type; 15817 while ((type = parser.next()) != XmlPullParser.START_TAG 15818 && type != XmlPullParser.END_DOCUMENT) { 15819 } 15820 if (type != XmlPullParser.START_TAG) { 15821 // oops didn't find a start tag?! 15822 if (DEBUG_BACKUP) { 15823 Slog.e(TAG, "Didn't find start tag during restore"); 15824 } 15825 return; 15826 } 15827Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 15828 // this is supposed to be TAG_PREFERRED_BACKUP 15829 if (!expectedStartTag.equals(parser.getName())) { 15830 if (DEBUG_BACKUP) { 15831 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 15832 } 15833 return; 15834 } 15835 15836 // skip interfering stuff, then we're aligned with the backing implementation 15837 while ((type = parser.next()) == XmlPullParser.TEXT) { } 15838Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 15839 functor.apply(parser, userId); 15840 } 15841 15842 private interface BlobXmlRestorer { 15843 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 15844 } 15845 15846 /** 15847 * Non-Binder method, support for the backup/restore mechanism: write the 15848 * full set of preferred activities in its canonical XML format. Returns the 15849 * XML output as a byte array, or null if there is none. 15850 */ 15851 @Override 15852 public byte[] getPreferredActivityBackup(int userId) { 15853 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15854 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 15855 } 15856 15857 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15858 try { 15859 final XmlSerializer serializer = new FastXmlSerializer(); 15860 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15861 serializer.startDocument(null, true); 15862 serializer.startTag(null, TAG_PREFERRED_BACKUP); 15863 15864 synchronized (mPackages) { 15865 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 15866 } 15867 15868 serializer.endTag(null, TAG_PREFERRED_BACKUP); 15869 serializer.endDocument(); 15870 serializer.flush(); 15871 } catch (Exception e) { 15872 if (DEBUG_BACKUP) { 15873 Slog.e(TAG, "Unable to write preferred activities for backup", e); 15874 } 15875 return null; 15876 } 15877 15878 return dataStream.toByteArray(); 15879 } 15880 15881 @Override 15882 public void restorePreferredActivities(byte[] backup, int userId) { 15883 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15884 throw new SecurityException("Only the system may call restorePreferredActivities()"); 15885 } 15886 15887 try { 15888 final XmlPullParser parser = Xml.newPullParser(); 15889 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15890 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 15891 new BlobXmlRestorer() { 15892 @Override 15893 public void apply(XmlPullParser parser, int userId) 15894 throws XmlPullParserException, IOException { 15895 synchronized (mPackages) { 15896 mSettings.readPreferredActivitiesLPw(parser, userId); 15897 } 15898 } 15899 } ); 15900 } catch (Exception e) { 15901 if (DEBUG_BACKUP) { 15902 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15903 } 15904 } 15905 } 15906 15907 /** 15908 * Non-Binder method, support for the backup/restore mechanism: write the 15909 * default browser (etc) settings in its canonical XML format. Returns the default 15910 * browser XML representation as a byte array, or null if there is none. 15911 */ 15912 @Override 15913 public byte[] getDefaultAppsBackup(int userId) { 15914 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15915 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 15916 } 15917 15918 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15919 try { 15920 final XmlSerializer serializer = new FastXmlSerializer(); 15921 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15922 serializer.startDocument(null, true); 15923 serializer.startTag(null, TAG_DEFAULT_APPS); 15924 15925 synchronized (mPackages) { 15926 mSettings.writeDefaultAppsLPr(serializer, userId); 15927 } 15928 15929 serializer.endTag(null, TAG_DEFAULT_APPS); 15930 serializer.endDocument(); 15931 serializer.flush(); 15932 } catch (Exception e) { 15933 if (DEBUG_BACKUP) { 15934 Slog.e(TAG, "Unable to write default apps for backup", e); 15935 } 15936 return null; 15937 } 15938 15939 return dataStream.toByteArray(); 15940 } 15941 15942 @Override 15943 public void restoreDefaultApps(byte[] backup, int userId) { 15944 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15945 throw new SecurityException("Only the system may call restoreDefaultApps()"); 15946 } 15947 15948 try { 15949 final XmlPullParser parser = Xml.newPullParser(); 15950 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15951 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 15952 new BlobXmlRestorer() { 15953 @Override 15954 public void apply(XmlPullParser parser, int userId) 15955 throws XmlPullParserException, IOException { 15956 synchronized (mPackages) { 15957 mSettings.readDefaultAppsLPw(parser, userId); 15958 } 15959 } 15960 } ); 15961 } catch (Exception e) { 15962 if (DEBUG_BACKUP) { 15963 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 15964 } 15965 } 15966 } 15967 15968 @Override 15969 public byte[] getIntentFilterVerificationBackup(int userId) { 15970 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15971 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 15972 } 15973 15974 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15975 try { 15976 final XmlSerializer serializer = new FastXmlSerializer(); 15977 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15978 serializer.startDocument(null, true); 15979 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 15980 15981 synchronized (mPackages) { 15982 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 15983 } 15984 15985 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 15986 serializer.endDocument(); 15987 serializer.flush(); 15988 } catch (Exception e) { 15989 if (DEBUG_BACKUP) { 15990 Slog.e(TAG, "Unable to write default apps for backup", e); 15991 } 15992 return null; 15993 } 15994 15995 return dataStream.toByteArray(); 15996 } 15997 15998 @Override 15999 public void restoreIntentFilterVerification(byte[] backup, int userId) { 16000 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 16001 throw new SecurityException("Only the system may call restorePreferredActivities()"); 16002 } 16003 16004 try { 16005 final XmlPullParser parser = Xml.newPullParser(); 16006 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 16007 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 16008 new BlobXmlRestorer() { 16009 @Override 16010 public void apply(XmlPullParser parser, int userId) 16011 throws XmlPullParserException, IOException { 16012 synchronized (mPackages) { 16013 mSettings.readAllDomainVerificationsLPr(parser, userId); 16014 mSettings.writeLPr(); 16015 } 16016 } 16017 } ); 16018 } catch (Exception e) { 16019 if (DEBUG_BACKUP) { 16020 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 16021 } 16022 } 16023 } 16024 16025 @Override 16026 public byte[] getPermissionGrantBackup(int userId) { 16027 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 16028 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 16029 } 16030 16031 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 16032 try { 16033 final XmlSerializer serializer = new FastXmlSerializer(); 16034 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 16035 serializer.startDocument(null, true); 16036 serializer.startTag(null, TAG_PERMISSION_BACKUP); 16037 16038 synchronized (mPackages) { 16039 serializeRuntimePermissionGrantsLPr(serializer, userId); 16040 } 16041 16042 serializer.endTag(null, TAG_PERMISSION_BACKUP); 16043 serializer.endDocument(); 16044 serializer.flush(); 16045 } catch (Exception e) { 16046 if (DEBUG_BACKUP) { 16047 Slog.e(TAG, "Unable to write default apps for backup", e); 16048 } 16049 return null; 16050 } 16051 16052 return dataStream.toByteArray(); 16053 } 16054 16055 @Override 16056 public void restorePermissionGrants(byte[] backup, int userId) { 16057 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 16058 throw new SecurityException("Only the system may call restorePermissionGrants()"); 16059 } 16060 16061 try { 16062 final XmlPullParser parser = Xml.newPullParser(); 16063 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 16064 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 16065 new BlobXmlRestorer() { 16066 @Override 16067 public void apply(XmlPullParser parser, int userId) 16068 throws XmlPullParserException, IOException { 16069 synchronized (mPackages) { 16070 processRestoredPermissionGrantsLPr(parser, userId); 16071 } 16072 } 16073 } ); 16074 } catch (Exception e) { 16075 if (DEBUG_BACKUP) { 16076 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 16077 } 16078 } 16079 } 16080 16081 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 16082 throws IOException { 16083 serializer.startTag(null, TAG_ALL_GRANTS); 16084 16085 final int N = mSettings.mPackages.size(); 16086 for (int i = 0; i < N; i++) { 16087 final PackageSetting ps = mSettings.mPackages.valueAt(i); 16088 boolean pkgGrantsKnown = false; 16089 16090 PermissionsState packagePerms = ps.getPermissionsState(); 16091 16092 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 16093 final int grantFlags = state.getFlags(); 16094 // only look at grants that are not system/policy fixed 16095 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 16096 final boolean isGranted = state.isGranted(); 16097 // And only back up the user-twiddled state bits 16098 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 16099 final String packageName = mSettings.mPackages.keyAt(i); 16100 if (!pkgGrantsKnown) { 16101 serializer.startTag(null, TAG_GRANT); 16102 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 16103 pkgGrantsKnown = true; 16104 } 16105 16106 final boolean userSet = 16107 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 16108 final boolean userFixed = 16109 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 16110 final boolean revoke = 16111 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 16112 16113 serializer.startTag(null, TAG_PERMISSION); 16114 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 16115 if (isGranted) { 16116 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 16117 } 16118 if (userSet) { 16119 serializer.attribute(null, ATTR_USER_SET, "true"); 16120 } 16121 if (userFixed) { 16122 serializer.attribute(null, ATTR_USER_FIXED, "true"); 16123 } 16124 if (revoke) { 16125 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 16126 } 16127 serializer.endTag(null, TAG_PERMISSION); 16128 } 16129 } 16130 } 16131 16132 if (pkgGrantsKnown) { 16133 serializer.endTag(null, TAG_GRANT); 16134 } 16135 } 16136 16137 serializer.endTag(null, TAG_ALL_GRANTS); 16138 } 16139 16140 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 16141 throws XmlPullParserException, IOException { 16142 String pkgName = null; 16143 int outerDepth = parser.getDepth(); 16144 int type; 16145 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 16146 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 16147 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 16148 continue; 16149 } 16150 16151 final String tagName = parser.getName(); 16152 if (tagName.equals(TAG_GRANT)) { 16153 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 16154 if (DEBUG_BACKUP) { 16155 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 16156 } 16157 } else if (tagName.equals(TAG_PERMISSION)) { 16158 16159 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 16160 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 16161 16162 int newFlagSet = 0; 16163 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 16164 newFlagSet |= FLAG_PERMISSION_USER_SET; 16165 } 16166 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 16167 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 16168 } 16169 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 16170 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 16171 } 16172 if (DEBUG_BACKUP) { 16173 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 16174 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 16175 } 16176 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16177 if (ps != null) { 16178 // Already installed so we apply the grant immediately 16179 if (DEBUG_BACKUP) { 16180 Slog.v(TAG, " + already installed; applying"); 16181 } 16182 PermissionsState perms = ps.getPermissionsState(); 16183 BasePermission bp = mSettings.mPermissions.get(permName); 16184 if (bp != null) { 16185 if (isGranted) { 16186 perms.grantRuntimePermission(bp, userId); 16187 } 16188 if (newFlagSet != 0) { 16189 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 16190 } 16191 } 16192 } else { 16193 // Need to wait for post-restore install to apply the grant 16194 if (DEBUG_BACKUP) { 16195 Slog.v(TAG, " - not yet installed; saving for later"); 16196 } 16197 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 16198 isGranted, newFlagSet, userId); 16199 } 16200 } else { 16201 PackageManagerService.reportSettingsProblem(Log.WARN, 16202 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 16203 XmlUtils.skipCurrentTag(parser); 16204 } 16205 } 16206 16207 scheduleWriteSettingsLocked(); 16208 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 16209 } 16210 16211 @Override 16212 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 16213 int sourceUserId, int targetUserId, int flags) { 16214 mContext.enforceCallingOrSelfPermission( 16215 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 16216 int callingUid = Binder.getCallingUid(); 16217 enforceOwnerRights(ownerPackage, callingUid); 16218 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 16219 if (intentFilter.countActions() == 0) { 16220 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 16221 return; 16222 } 16223 synchronized (mPackages) { 16224 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 16225 ownerPackage, targetUserId, flags); 16226 CrossProfileIntentResolver resolver = 16227 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 16228 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 16229 // We have all those whose filter is equal. Now checking if the rest is equal as well. 16230 if (existing != null) { 16231 int size = existing.size(); 16232 for (int i = 0; i < size; i++) { 16233 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 16234 return; 16235 } 16236 } 16237 } 16238 resolver.addFilter(newFilter); 16239 scheduleWritePackageRestrictionsLocked(sourceUserId); 16240 } 16241 } 16242 16243 @Override 16244 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 16245 mContext.enforceCallingOrSelfPermission( 16246 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 16247 int callingUid = Binder.getCallingUid(); 16248 enforceOwnerRights(ownerPackage, callingUid); 16249 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 16250 synchronized (mPackages) { 16251 CrossProfileIntentResolver resolver = 16252 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 16253 ArraySet<CrossProfileIntentFilter> set = 16254 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 16255 for (CrossProfileIntentFilter filter : set) { 16256 if (filter.getOwnerPackage().equals(ownerPackage)) { 16257 resolver.removeFilter(filter); 16258 } 16259 } 16260 scheduleWritePackageRestrictionsLocked(sourceUserId); 16261 } 16262 } 16263 16264 // Enforcing that callingUid is owning pkg on userId 16265 private void enforceOwnerRights(String pkg, int callingUid) { 16266 // The system owns everything. 16267 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 16268 return; 16269 } 16270 int callingUserId = UserHandle.getUserId(callingUid); 16271 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 16272 if (pi == null) { 16273 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 16274 + callingUserId); 16275 } 16276 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 16277 throw new SecurityException("Calling uid " + callingUid 16278 + " does not own package " + pkg); 16279 } 16280 } 16281 16282 @Override 16283 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 16284 Intent intent = new Intent(Intent.ACTION_MAIN); 16285 intent.addCategory(Intent.CATEGORY_HOME); 16286 16287 final int callingUserId = UserHandle.getCallingUserId(); 16288 List<ResolveInfo> list = queryIntentActivities(intent, null, 16289 PackageManager.GET_META_DATA, callingUserId); 16290 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 16291 true, false, false, callingUserId); 16292 16293 allHomeCandidates.clear(); 16294 if (list != null) { 16295 for (ResolveInfo ri : list) { 16296 allHomeCandidates.add(ri); 16297 } 16298 } 16299 return (preferred == null || preferred.activityInfo == null) 16300 ? null 16301 : new ComponentName(preferred.activityInfo.packageName, 16302 preferred.activityInfo.name); 16303 } 16304 16305 @Override 16306 public void setApplicationEnabledSetting(String appPackageName, 16307 int newState, int flags, int userId, String callingPackage) { 16308 if (!sUserManager.exists(userId)) return; 16309 if (callingPackage == null) { 16310 callingPackage = Integer.toString(Binder.getCallingUid()); 16311 } 16312 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 16313 } 16314 16315 @Override 16316 public void setComponentEnabledSetting(ComponentName componentName, 16317 int newState, int flags, int userId) { 16318 if (!sUserManager.exists(userId)) return; 16319 setEnabledSetting(componentName.getPackageName(), 16320 componentName.getClassName(), newState, flags, userId, null); 16321 } 16322 16323 private void setEnabledSetting(final String packageName, String className, int newState, 16324 final int flags, int userId, String callingPackage) { 16325 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 16326 || newState == COMPONENT_ENABLED_STATE_ENABLED 16327 || newState == COMPONENT_ENABLED_STATE_DISABLED 16328 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 16329 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 16330 throw new IllegalArgumentException("Invalid new component state: " 16331 + newState); 16332 } 16333 PackageSetting pkgSetting; 16334 final int uid = Binder.getCallingUid(); 16335 final int permission = mContext.checkCallingOrSelfPermission( 16336 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 16337 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 16338 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 16339 boolean sendNow = false; 16340 boolean isApp = (className == null); 16341 String componentName = isApp ? packageName : className; 16342 int packageUid = -1; 16343 ArrayList<String> components; 16344 16345 // writer 16346 synchronized (mPackages) { 16347 pkgSetting = mSettings.mPackages.get(packageName); 16348 if (pkgSetting == null) { 16349 if (className == null) { 16350 throw new IllegalArgumentException("Unknown package: " + packageName); 16351 } 16352 throw new IllegalArgumentException( 16353 "Unknown component: " + packageName + "/" + className); 16354 } 16355 // Allow root and verify that userId is not being specified by a different user 16356 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 16357 throw new SecurityException( 16358 "Permission Denial: attempt to change component state from pid=" 16359 + Binder.getCallingPid() 16360 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 16361 } 16362 if (className == null) { 16363 // We're dealing with an application/package level state change 16364 if (pkgSetting.getEnabled(userId) == newState) { 16365 // Nothing to do 16366 return; 16367 } 16368 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 16369 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 16370 // Don't care about who enables an app. 16371 callingPackage = null; 16372 } 16373 pkgSetting.setEnabled(newState, userId, callingPackage); 16374 // pkgSetting.pkg.mSetEnabled = newState; 16375 } else { 16376 // We're dealing with a component level state change 16377 // First, verify that this is a valid class name. 16378 PackageParser.Package pkg = pkgSetting.pkg; 16379 if (pkg == null || !pkg.hasComponentClassName(className)) { 16380 if (pkg != null && 16381 pkg.applicationInfo.targetSdkVersion >= 16382 Build.VERSION_CODES.JELLY_BEAN) { 16383 throw new IllegalArgumentException("Component class " + className 16384 + " does not exist in " + packageName); 16385 } else { 16386 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 16387 + className + " does not exist in " + packageName); 16388 } 16389 } 16390 switch (newState) { 16391 case COMPONENT_ENABLED_STATE_ENABLED: 16392 if (!pkgSetting.enableComponentLPw(className, userId)) { 16393 return; 16394 } 16395 break; 16396 case COMPONENT_ENABLED_STATE_DISABLED: 16397 if (!pkgSetting.disableComponentLPw(className, userId)) { 16398 return; 16399 } 16400 break; 16401 case COMPONENT_ENABLED_STATE_DEFAULT: 16402 if (!pkgSetting.restoreComponentLPw(className, userId)) { 16403 return; 16404 } 16405 break; 16406 default: 16407 Slog.e(TAG, "Invalid new component state: " + newState); 16408 return; 16409 } 16410 } 16411 scheduleWritePackageRestrictionsLocked(userId); 16412 components = mPendingBroadcasts.get(userId, packageName); 16413 final boolean newPackage = components == null; 16414 if (newPackage) { 16415 components = new ArrayList<String>(); 16416 } 16417 if (!components.contains(componentName)) { 16418 components.add(componentName); 16419 } 16420 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 16421 sendNow = true; 16422 // Purge entry from pending broadcast list if another one exists already 16423 // since we are sending one right away. 16424 mPendingBroadcasts.remove(userId, packageName); 16425 } else { 16426 if (newPackage) { 16427 mPendingBroadcasts.put(userId, packageName, components); 16428 } 16429 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 16430 // Schedule a message 16431 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 16432 } 16433 } 16434 } 16435 16436 long callingId = Binder.clearCallingIdentity(); 16437 try { 16438 if (sendNow) { 16439 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 16440 sendPackageChangedBroadcast(packageName, 16441 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 16442 } 16443 } finally { 16444 Binder.restoreCallingIdentity(callingId); 16445 } 16446 } 16447 16448 private void sendPackageChangedBroadcast(String packageName, 16449 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 16450 if (DEBUG_INSTALL) 16451 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 16452 + componentNames); 16453 Bundle extras = new Bundle(4); 16454 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 16455 String nameList[] = new String[componentNames.size()]; 16456 componentNames.toArray(nameList); 16457 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 16458 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 16459 extras.putInt(Intent.EXTRA_UID, packageUid); 16460 // If this is not reporting a change of the overall package, then only send it 16461 // to registered receivers. We don't want to launch a swath of apps for every 16462 // little component state change. 16463 final int flags = !componentNames.contains(packageName) 16464 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 16465 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 16466 new int[] {UserHandle.getUserId(packageUid)}); 16467 } 16468 16469 @Override 16470 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 16471 if (!sUserManager.exists(userId)) return; 16472 final int uid = Binder.getCallingUid(); 16473 final int permission = mContext.checkCallingOrSelfPermission( 16474 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 16475 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 16476 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 16477 // writer 16478 synchronized (mPackages) { 16479 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 16480 allowedByPermission, uid, userId)) { 16481 scheduleWritePackageRestrictionsLocked(userId); 16482 } 16483 } 16484 } 16485 16486 @Override 16487 public String getInstallerPackageName(String packageName) { 16488 // reader 16489 synchronized (mPackages) { 16490 return mSettings.getInstallerPackageNameLPr(packageName); 16491 } 16492 } 16493 16494 @Override 16495 public int getApplicationEnabledSetting(String packageName, int userId) { 16496 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16497 int uid = Binder.getCallingUid(); 16498 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 16499 // reader 16500 synchronized (mPackages) { 16501 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 16502 } 16503 } 16504 16505 @Override 16506 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 16507 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16508 int uid = Binder.getCallingUid(); 16509 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 16510 // reader 16511 synchronized (mPackages) { 16512 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 16513 } 16514 } 16515 16516 @Override 16517 public void enterSafeMode() { 16518 enforceSystemOrRoot("Only the system can request entering safe mode"); 16519 16520 if (!mSystemReady) { 16521 mSafeMode = true; 16522 } 16523 } 16524 16525 @Override 16526 public void systemReady() { 16527 mSystemReady = true; 16528 16529 // Read the compatibilty setting when the system is ready. 16530 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 16531 mContext.getContentResolver(), 16532 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 16533 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 16534 if (DEBUG_SETTINGS) { 16535 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 16536 } 16537 16538 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 16539 16540 synchronized (mPackages) { 16541 // Verify that all of the preferred activity components actually 16542 // exist. It is possible for applications to be updated and at 16543 // that point remove a previously declared activity component that 16544 // had been set as a preferred activity. We try to clean this up 16545 // the next time we encounter that preferred activity, but it is 16546 // possible for the user flow to never be able to return to that 16547 // situation so here we do a sanity check to make sure we haven't 16548 // left any junk around. 16549 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 16550 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 16551 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 16552 removed.clear(); 16553 for (PreferredActivity pa : pir.filterSet()) { 16554 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 16555 removed.add(pa); 16556 } 16557 } 16558 if (removed.size() > 0) { 16559 for (int r=0; r<removed.size(); r++) { 16560 PreferredActivity pa = removed.get(r); 16561 Slog.w(TAG, "Removing dangling preferred activity: " 16562 + pa.mPref.mComponent); 16563 pir.removeFilter(pa); 16564 } 16565 mSettings.writePackageRestrictionsLPr( 16566 mSettings.mPreferredActivities.keyAt(i)); 16567 } 16568 } 16569 16570 for (int userId : UserManagerService.getInstance().getUserIds()) { 16571 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 16572 grantPermissionsUserIds = ArrayUtils.appendInt( 16573 grantPermissionsUserIds, userId); 16574 } 16575 } 16576 } 16577 sUserManager.systemReady(); 16578 16579 // If we upgraded grant all default permissions before kicking off. 16580 for (int userId : grantPermissionsUserIds) { 16581 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 16582 } 16583 16584 // Kick off any messages waiting for system ready 16585 if (mPostSystemReadyMessages != null) { 16586 for (Message msg : mPostSystemReadyMessages) { 16587 msg.sendToTarget(); 16588 } 16589 mPostSystemReadyMessages = null; 16590 } 16591 16592 // Watch for external volumes that come and go over time 16593 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16594 storage.registerListener(mStorageListener); 16595 16596 mInstallerService.systemReady(); 16597 mPackageDexOptimizer.systemReady(); 16598 16599 MountServiceInternal mountServiceInternal = LocalServices.getService( 16600 MountServiceInternal.class); 16601 mountServiceInternal.addExternalStoragePolicy( 16602 new MountServiceInternal.ExternalStorageMountPolicy() { 16603 @Override 16604 public int getMountMode(int uid, String packageName) { 16605 if (Process.isIsolated(uid)) { 16606 return Zygote.MOUNT_EXTERNAL_NONE; 16607 } 16608 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 16609 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16610 } 16611 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16612 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16613 } 16614 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16615 return Zygote.MOUNT_EXTERNAL_READ; 16616 } 16617 return Zygote.MOUNT_EXTERNAL_WRITE; 16618 } 16619 16620 @Override 16621 public boolean hasExternalStorage(int uid, String packageName) { 16622 return true; 16623 } 16624 }); 16625 } 16626 16627 @Override 16628 public boolean isSafeMode() { 16629 return mSafeMode; 16630 } 16631 16632 @Override 16633 public boolean hasSystemUidErrors() { 16634 return mHasSystemUidErrors; 16635 } 16636 16637 static String arrayToString(int[] array) { 16638 StringBuffer buf = new StringBuffer(128); 16639 buf.append('['); 16640 if (array != null) { 16641 for (int i=0; i<array.length; i++) { 16642 if (i > 0) buf.append(", "); 16643 buf.append(array[i]); 16644 } 16645 } 16646 buf.append(']'); 16647 return buf.toString(); 16648 } 16649 16650 static class DumpState { 16651 public static final int DUMP_LIBS = 1 << 0; 16652 public static final int DUMP_FEATURES = 1 << 1; 16653 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 16654 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 16655 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 16656 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 16657 public static final int DUMP_PERMISSIONS = 1 << 6; 16658 public static final int DUMP_PACKAGES = 1 << 7; 16659 public static final int DUMP_SHARED_USERS = 1 << 8; 16660 public static final int DUMP_MESSAGES = 1 << 9; 16661 public static final int DUMP_PROVIDERS = 1 << 10; 16662 public static final int DUMP_VERIFIERS = 1 << 11; 16663 public static final int DUMP_PREFERRED = 1 << 12; 16664 public static final int DUMP_PREFERRED_XML = 1 << 13; 16665 public static final int DUMP_KEYSETS = 1 << 14; 16666 public static final int DUMP_VERSION = 1 << 15; 16667 public static final int DUMP_INSTALLS = 1 << 16; 16668 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 16669 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 16670 16671 public static final int OPTION_SHOW_FILTERS = 1 << 0; 16672 16673 private int mTypes; 16674 16675 private int mOptions; 16676 16677 private boolean mTitlePrinted; 16678 16679 private SharedUserSetting mSharedUser; 16680 16681 public boolean isDumping(int type) { 16682 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 16683 return true; 16684 } 16685 16686 return (mTypes & type) != 0; 16687 } 16688 16689 public void setDump(int type) { 16690 mTypes |= type; 16691 } 16692 16693 public boolean isOptionEnabled(int option) { 16694 return (mOptions & option) != 0; 16695 } 16696 16697 public void setOptionEnabled(int option) { 16698 mOptions |= option; 16699 } 16700 16701 public boolean onTitlePrinted() { 16702 final boolean printed = mTitlePrinted; 16703 mTitlePrinted = true; 16704 return printed; 16705 } 16706 16707 public boolean getTitlePrinted() { 16708 return mTitlePrinted; 16709 } 16710 16711 public void setTitlePrinted(boolean enabled) { 16712 mTitlePrinted = enabled; 16713 } 16714 16715 public SharedUserSetting getSharedUser() { 16716 return mSharedUser; 16717 } 16718 16719 public void setSharedUser(SharedUserSetting user) { 16720 mSharedUser = user; 16721 } 16722 } 16723 16724 @Override 16725 public void onShellCommand(FileDescriptor in, FileDescriptor out, 16726 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 16727 (new PackageManagerShellCommand(this)).exec( 16728 this, in, out, err, args, resultReceiver); 16729 } 16730 16731 @Override 16732 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 16733 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 16734 != PackageManager.PERMISSION_GRANTED) { 16735 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 16736 + Binder.getCallingPid() 16737 + ", uid=" + Binder.getCallingUid() 16738 + " without permission " 16739 + android.Manifest.permission.DUMP); 16740 return; 16741 } 16742 16743 DumpState dumpState = new DumpState(); 16744 boolean fullPreferred = false; 16745 boolean checkin = false; 16746 16747 String packageName = null; 16748 ArraySet<String> permissionNames = null; 16749 16750 int opti = 0; 16751 while (opti < args.length) { 16752 String opt = args[opti]; 16753 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 16754 break; 16755 } 16756 opti++; 16757 16758 if ("-a".equals(opt)) { 16759 // Right now we only know how to print all. 16760 } else if ("-h".equals(opt)) { 16761 pw.println("Package manager dump options:"); 16762 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 16763 pw.println(" --checkin: dump for a checkin"); 16764 pw.println(" -f: print details of intent filters"); 16765 pw.println(" -h: print this help"); 16766 pw.println(" cmd may be one of:"); 16767 pw.println(" l[ibraries]: list known shared libraries"); 16768 pw.println(" f[eatures]: list device features"); 16769 pw.println(" k[eysets]: print known keysets"); 16770 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 16771 pw.println(" perm[issions]: dump permissions"); 16772 pw.println(" permission [name ...]: dump declaration and use of given permission"); 16773 pw.println(" pref[erred]: print preferred package settings"); 16774 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 16775 pw.println(" prov[iders]: dump content providers"); 16776 pw.println(" p[ackages]: dump installed packages"); 16777 pw.println(" s[hared-users]: dump shared user IDs"); 16778 pw.println(" m[essages]: print collected runtime messages"); 16779 pw.println(" v[erifiers]: print package verifier info"); 16780 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 16781 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 16782 pw.println(" version: print database version info"); 16783 pw.println(" write: write current settings now"); 16784 pw.println(" installs: details about install sessions"); 16785 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 16786 pw.println(" <package.name>: info about given package"); 16787 return; 16788 } else if ("--checkin".equals(opt)) { 16789 checkin = true; 16790 } else if ("-f".equals(opt)) { 16791 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16792 } else { 16793 pw.println("Unknown argument: " + opt + "; use -h for help"); 16794 } 16795 } 16796 16797 // Is the caller requesting to dump a particular piece of data? 16798 if (opti < args.length) { 16799 String cmd = args[opti]; 16800 opti++; 16801 // Is this a package name? 16802 if ("android".equals(cmd) || cmd.contains(".")) { 16803 packageName = cmd; 16804 // When dumping a single package, we always dump all of its 16805 // filter information since the amount of data will be reasonable. 16806 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16807 } else if ("check-permission".equals(cmd)) { 16808 if (opti >= args.length) { 16809 pw.println("Error: check-permission missing permission argument"); 16810 return; 16811 } 16812 String perm = args[opti]; 16813 opti++; 16814 if (opti >= args.length) { 16815 pw.println("Error: check-permission missing package argument"); 16816 return; 16817 } 16818 String pkg = args[opti]; 16819 opti++; 16820 int user = UserHandle.getUserId(Binder.getCallingUid()); 16821 if (opti < args.length) { 16822 try { 16823 user = Integer.parseInt(args[opti]); 16824 } catch (NumberFormatException e) { 16825 pw.println("Error: check-permission user argument is not a number: " 16826 + args[opti]); 16827 return; 16828 } 16829 } 16830 pw.println(checkPermission(perm, pkg, user)); 16831 return; 16832 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 16833 dumpState.setDump(DumpState.DUMP_LIBS); 16834 } else if ("f".equals(cmd) || "features".equals(cmd)) { 16835 dumpState.setDump(DumpState.DUMP_FEATURES); 16836 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 16837 if (opti >= args.length) { 16838 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 16839 | DumpState.DUMP_SERVICE_RESOLVERS 16840 | DumpState.DUMP_RECEIVER_RESOLVERS 16841 | DumpState.DUMP_CONTENT_RESOLVERS); 16842 } else { 16843 while (opti < args.length) { 16844 String name = args[opti]; 16845 if ("a".equals(name) || "activity".equals(name)) { 16846 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 16847 } else if ("s".equals(name) || "service".equals(name)) { 16848 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 16849 } else if ("r".equals(name) || "receiver".equals(name)) { 16850 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 16851 } else if ("c".equals(name) || "content".equals(name)) { 16852 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 16853 } else { 16854 pw.println("Error: unknown resolver table type: " + name); 16855 return; 16856 } 16857 opti++; 16858 } 16859 } 16860 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 16861 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 16862 } else if ("permission".equals(cmd)) { 16863 if (opti >= args.length) { 16864 pw.println("Error: permission requires permission name"); 16865 return; 16866 } 16867 permissionNames = new ArraySet<>(); 16868 while (opti < args.length) { 16869 permissionNames.add(args[opti]); 16870 opti++; 16871 } 16872 dumpState.setDump(DumpState.DUMP_PERMISSIONS 16873 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 16874 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 16875 dumpState.setDump(DumpState.DUMP_PREFERRED); 16876 } else if ("preferred-xml".equals(cmd)) { 16877 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 16878 if (opti < args.length && "--full".equals(args[opti])) { 16879 fullPreferred = true; 16880 opti++; 16881 } 16882 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 16883 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 16884 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 16885 dumpState.setDump(DumpState.DUMP_PACKAGES); 16886 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 16887 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 16888 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 16889 dumpState.setDump(DumpState.DUMP_PROVIDERS); 16890 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 16891 dumpState.setDump(DumpState.DUMP_MESSAGES); 16892 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 16893 dumpState.setDump(DumpState.DUMP_VERIFIERS); 16894 } else if ("i".equals(cmd) || "ifv".equals(cmd) 16895 || "intent-filter-verifiers".equals(cmd)) { 16896 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 16897 } else if ("version".equals(cmd)) { 16898 dumpState.setDump(DumpState.DUMP_VERSION); 16899 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 16900 dumpState.setDump(DumpState.DUMP_KEYSETS); 16901 } else if ("installs".equals(cmd)) { 16902 dumpState.setDump(DumpState.DUMP_INSTALLS); 16903 } else if ("write".equals(cmd)) { 16904 synchronized (mPackages) { 16905 mSettings.writeLPr(); 16906 pw.println("Settings written."); 16907 return; 16908 } 16909 } 16910 } 16911 16912 if (checkin) { 16913 pw.println("vers,1"); 16914 } 16915 16916 // reader 16917 synchronized (mPackages) { 16918 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 16919 if (!checkin) { 16920 if (dumpState.onTitlePrinted()) 16921 pw.println(); 16922 pw.println("Database versions:"); 16923 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 16924 } 16925 } 16926 16927 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 16928 if (!checkin) { 16929 if (dumpState.onTitlePrinted()) 16930 pw.println(); 16931 pw.println("Verifiers:"); 16932 pw.print(" Required: "); 16933 pw.print(mRequiredVerifierPackage); 16934 pw.print(" (uid="); 16935 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16936 UserHandle.USER_SYSTEM)); 16937 pw.println(")"); 16938 } else if (mRequiredVerifierPackage != null) { 16939 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 16940 pw.print(","); 16941 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16942 UserHandle.USER_SYSTEM)); 16943 } 16944 } 16945 16946 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 16947 packageName == null) { 16948 if (mIntentFilterVerifierComponent != null) { 16949 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 16950 if (!checkin) { 16951 if (dumpState.onTitlePrinted()) 16952 pw.println(); 16953 pw.println("Intent Filter Verifier:"); 16954 pw.print(" Using: "); 16955 pw.print(verifierPackageName); 16956 pw.print(" (uid="); 16957 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 16958 UserHandle.USER_SYSTEM)); 16959 pw.println(")"); 16960 } else if (verifierPackageName != null) { 16961 pw.print("ifv,"); pw.print(verifierPackageName); 16962 pw.print(","); 16963 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 16964 UserHandle.USER_SYSTEM)); 16965 } 16966 } else { 16967 pw.println(); 16968 pw.println("No Intent Filter Verifier available!"); 16969 } 16970 } 16971 16972 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 16973 boolean printedHeader = false; 16974 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 16975 while (it.hasNext()) { 16976 String name = it.next(); 16977 SharedLibraryEntry ent = mSharedLibraries.get(name); 16978 if (!checkin) { 16979 if (!printedHeader) { 16980 if (dumpState.onTitlePrinted()) 16981 pw.println(); 16982 pw.println("Libraries:"); 16983 printedHeader = true; 16984 } 16985 pw.print(" "); 16986 } else { 16987 pw.print("lib,"); 16988 } 16989 pw.print(name); 16990 if (!checkin) { 16991 pw.print(" -> "); 16992 } 16993 if (ent.path != null) { 16994 if (!checkin) { 16995 pw.print("(jar) "); 16996 pw.print(ent.path); 16997 } else { 16998 pw.print(",jar,"); 16999 pw.print(ent.path); 17000 } 17001 } else { 17002 if (!checkin) { 17003 pw.print("(apk) "); 17004 pw.print(ent.apk); 17005 } else { 17006 pw.print(",apk,"); 17007 pw.print(ent.apk); 17008 } 17009 } 17010 pw.println(); 17011 } 17012 } 17013 17014 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 17015 if (dumpState.onTitlePrinted()) 17016 pw.println(); 17017 if (!checkin) { 17018 pw.println("Features:"); 17019 } 17020 17021 for (FeatureInfo feat : mAvailableFeatures.values()) { 17022 if (checkin) { 17023 pw.print("feat,"); 17024 pw.print(feat.name); 17025 pw.print(","); 17026 pw.println(feat.version); 17027 } else { 17028 pw.print(" "); 17029 pw.print(feat.name); 17030 if (feat.version > 0) { 17031 pw.print(" version="); 17032 pw.print(feat.version); 17033 } 17034 pw.println(); 17035 } 17036 } 17037 } 17038 17039 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 17040 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 17041 : "Activity Resolver Table:", " ", packageName, 17042 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17043 dumpState.setTitlePrinted(true); 17044 } 17045 } 17046 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 17047 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 17048 : "Receiver Resolver Table:", " ", packageName, 17049 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17050 dumpState.setTitlePrinted(true); 17051 } 17052 } 17053 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 17054 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 17055 : "Service Resolver Table:", " ", packageName, 17056 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17057 dumpState.setTitlePrinted(true); 17058 } 17059 } 17060 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 17061 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 17062 : "Provider Resolver Table:", " ", packageName, 17063 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17064 dumpState.setTitlePrinted(true); 17065 } 17066 } 17067 17068 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 17069 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 17070 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 17071 int user = mSettings.mPreferredActivities.keyAt(i); 17072 if (pir.dump(pw, 17073 dumpState.getTitlePrinted() 17074 ? "\nPreferred Activities User " + user + ":" 17075 : "Preferred Activities User " + user + ":", " ", 17076 packageName, true, false)) { 17077 dumpState.setTitlePrinted(true); 17078 } 17079 } 17080 } 17081 17082 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 17083 pw.flush(); 17084 FileOutputStream fout = new FileOutputStream(fd); 17085 BufferedOutputStream str = new BufferedOutputStream(fout); 17086 XmlSerializer serializer = new FastXmlSerializer(); 17087 try { 17088 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 17089 serializer.startDocument(null, true); 17090 serializer.setFeature( 17091 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 17092 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 17093 serializer.endDocument(); 17094 serializer.flush(); 17095 } catch (IllegalArgumentException e) { 17096 pw.println("Failed writing: " + e); 17097 } catch (IllegalStateException e) { 17098 pw.println("Failed writing: " + e); 17099 } catch (IOException e) { 17100 pw.println("Failed writing: " + e); 17101 } 17102 } 17103 17104 if (!checkin 17105 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 17106 && packageName == null) { 17107 pw.println(); 17108 int count = mSettings.mPackages.size(); 17109 if (count == 0) { 17110 pw.println("No applications!"); 17111 pw.println(); 17112 } else { 17113 final String prefix = " "; 17114 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 17115 if (allPackageSettings.size() == 0) { 17116 pw.println("No domain preferred apps!"); 17117 pw.println(); 17118 } else { 17119 pw.println("App verification status:"); 17120 pw.println(); 17121 count = 0; 17122 for (PackageSetting ps : allPackageSettings) { 17123 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 17124 if (ivi == null || ivi.getPackageName() == null) continue; 17125 pw.println(prefix + "Package: " + ivi.getPackageName()); 17126 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 17127 pw.println(prefix + "Status: " + ivi.getStatusString()); 17128 pw.println(); 17129 count++; 17130 } 17131 if (count == 0) { 17132 pw.println(prefix + "No app verification established."); 17133 pw.println(); 17134 } 17135 for (int userId : sUserManager.getUserIds()) { 17136 pw.println("App linkages for user " + userId + ":"); 17137 pw.println(); 17138 count = 0; 17139 for (PackageSetting ps : allPackageSettings) { 17140 final long status = ps.getDomainVerificationStatusForUser(userId); 17141 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 17142 continue; 17143 } 17144 pw.println(prefix + "Package: " + ps.name); 17145 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 17146 String statusStr = IntentFilterVerificationInfo. 17147 getStatusStringFromValue(status); 17148 pw.println(prefix + "Status: " + statusStr); 17149 pw.println(); 17150 count++; 17151 } 17152 if (count == 0) { 17153 pw.println(prefix + "No configured app linkages."); 17154 pw.println(); 17155 } 17156 } 17157 } 17158 } 17159 } 17160 17161 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 17162 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 17163 if (packageName == null && permissionNames == null) { 17164 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 17165 if (iperm == 0) { 17166 if (dumpState.onTitlePrinted()) 17167 pw.println(); 17168 pw.println("AppOp Permissions:"); 17169 } 17170 pw.print(" AppOp Permission "); 17171 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 17172 pw.println(":"); 17173 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 17174 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 17175 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 17176 } 17177 } 17178 } 17179 } 17180 17181 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 17182 boolean printedSomething = false; 17183 for (PackageParser.Provider p : mProviders.mProviders.values()) { 17184 if (packageName != null && !packageName.equals(p.info.packageName)) { 17185 continue; 17186 } 17187 if (!printedSomething) { 17188 if (dumpState.onTitlePrinted()) 17189 pw.println(); 17190 pw.println("Registered ContentProviders:"); 17191 printedSomething = true; 17192 } 17193 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 17194 pw.print(" "); pw.println(p.toString()); 17195 } 17196 printedSomething = false; 17197 for (Map.Entry<String, PackageParser.Provider> entry : 17198 mProvidersByAuthority.entrySet()) { 17199 PackageParser.Provider p = entry.getValue(); 17200 if (packageName != null && !packageName.equals(p.info.packageName)) { 17201 continue; 17202 } 17203 if (!printedSomething) { 17204 if (dumpState.onTitlePrinted()) 17205 pw.println(); 17206 pw.println("ContentProvider Authorities:"); 17207 printedSomething = true; 17208 } 17209 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 17210 pw.print(" "); pw.println(p.toString()); 17211 if (p.info != null && p.info.applicationInfo != null) { 17212 final String appInfo = p.info.applicationInfo.toString(); 17213 pw.print(" applicationInfo="); pw.println(appInfo); 17214 } 17215 } 17216 } 17217 17218 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 17219 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 17220 } 17221 17222 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 17223 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 17224 } 17225 17226 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 17227 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 17228 } 17229 17230 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 17231 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 17232 } 17233 17234 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 17235 // XXX should handle packageName != null by dumping only install data that 17236 // the given package is involved with. 17237 if (dumpState.onTitlePrinted()) pw.println(); 17238 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 17239 } 17240 17241 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 17242 if (dumpState.onTitlePrinted()) pw.println(); 17243 mSettings.dumpReadMessagesLPr(pw, dumpState); 17244 17245 pw.println(); 17246 pw.println("Package warning messages:"); 17247 BufferedReader in = null; 17248 String line = null; 17249 try { 17250 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 17251 while ((line = in.readLine()) != null) { 17252 if (line.contains("ignored: updated version")) continue; 17253 pw.println(line); 17254 } 17255 } catch (IOException ignored) { 17256 } finally { 17257 IoUtils.closeQuietly(in); 17258 } 17259 } 17260 17261 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 17262 BufferedReader in = null; 17263 String line = null; 17264 try { 17265 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 17266 while ((line = in.readLine()) != null) { 17267 if (line.contains("ignored: updated version")) continue; 17268 pw.print("msg,"); 17269 pw.println(line); 17270 } 17271 } catch (IOException ignored) { 17272 } finally { 17273 IoUtils.closeQuietly(in); 17274 } 17275 } 17276 } 17277 } 17278 17279 private String dumpDomainString(String packageName) { 17280 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 17281 List<IntentFilter> filters = getAllIntentFilters(packageName); 17282 17283 ArraySet<String> result = new ArraySet<>(); 17284 if (iviList.size() > 0) { 17285 for (IntentFilterVerificationInfo ivi : iviList) { 17286 for (String host : ivi.getDomains()) { 17287 result.add(host); 17288 } 17289 } 17290 } 17291 if (filters != null && filters.size() > 0) { 17292 for (IntentFilter filter : filters) { 17293 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 17294 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 17295 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 17296 result.addAll(filter.getHostsList()); 17297 } 17298 } 17299 } 17300 17301 StringBuilder sb = new StringBuilder(result.size() * 16); 17302 for (String domain : result) { 17303 if (sb.length() > 0) sb.append(" "); 17304 sb.append(domain); 17305 } 17306 return sb.toString(); 17307 } 17308 17309 // ------- apps on sdcard specific code ------- 17310 static final boolean DEBUG_SD_INSTALL = false; 17311 17312 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 17313 17314 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 17315 17316 private boolean mMediaMounted = false; 17317 17318 static String getEncryptKey() { 17319 try { 17320 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 17321 SD_ENCRYPTION_KEYSTORE_NAME); 17322 if (sdEncKey == null) { 17323 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 17324 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 17325 if (sdEncKey == null) { 17326 Slog.e(TAG, "Failed to create encryption keys"); 17327 return null; 17328 } 17329 } 17330 return sdEncKey; 17331 } catch (NoSuchAlgorithmException nsae) { 17332 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 17333 return null; 17334 } catch (IOException ioe) { 17335 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 17336 return null; 17337 } 17338 } 17339 17340 /* 17341 * Update media status on PackageManager. 17342 */ 17343 @Override 17344 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 17345 int callingUid = Binder.getCallingUid(); 17346 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 17347 throw new SecurityException("Media status can only be updated by the system"); 17348 } 17349 // reader; this apparently protects mMediaMounted, but should probably 17350 // be a different lock in that case. 17351 synchronized (mPackages) { 17352 Log.i(TAG, "Updating external media status from " 17353 + (mMediaMounted ? "mounted" : "unmounted") + " to " 17354 + (mediaStatus ? "mounted" : "unmounted")); 17355 if (DEBUG_SD_INSTALL) 17356 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 17357 + ", mMediaMounted=" + mMediaMounted); 17358 if (mediaStatus == mMediaMounted) { 17359 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 17360 : 0, -1); 17361 mHandler.sendMessage(msg); 17362 return; 17363 } 17364 mMediaMounted = mediaStatus; 17365 } 17366 // Queue up an async operation since the package installation may take a 17367 // little while. 17368 mHandler.post(new Runnable() { 17369 public void run() { 17370 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 17371 } 17372 }); 17373 } 17374 17375 /** 17376 * Called by MountService when the initial ASECs to scan are available. 17377 * Should block until all the ASEC containers are finished being scanned. 17378 */ 17379 public void scanAvailableAsecs() { 17380 updateExternalMediaStatusInner(true, false, false); 17381 } 17382 17383 /* 17384 * Collect information of applications on external media, map them against 17385 * existing containers and update information based on current mount status. 17386 * Please note that we always have to report status if reportStatus has been 17387 * set to true especially when unloading packages. 17388 */ 17389 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 17390 boolean externalStorage) { 17391 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 17392 int[] uidArr = EmptyArray.INT; 17393 17394 final String[] list = PackageHelper.getSecureContainerList(); 17395 if (ArrayUtils.isEmpty(list)) { 17396 Log.i(TAG, "No secure containers found"); 17397 } else { 17398 // Process list of secure containers and categorize them 17399 // as active or stale based on their package internal state. 17400 17401 // reader 17402 synchronized (mPackages) { 17403 for (String cid : list) { 17404 // Leave stages untouched for now; installer service owns them 17405 if (PackageInstallerService.isStageName(cid)) continue; 17406 17407 if (DEBUG_SD_INSTALL) 17408 Log.i(TAG, "Processing container " + cid); 17409 String pkgName = getAsecPackageName(cid); 17410 if (pkgName == null) { 17411 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 17412 continue; 17413 } 17414 if (DEBUG_SD_INSTALL) 17415 Log.i(TAG, "Looking for pkg : " + pkgName); 17416 17417 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17418 if (ps == null) { 17419 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 17420 continue; 17421 } 17422 17423 /* 17424 * Skip packages that are not external if we're unmounting 17425 * external storage. 17426 */ 17427 if (externalStorage && !isMounted && !isExternal(ps)) { 17428 continue; 17429 } 17430 17431 final AsecInstallArgs args = new AsecInstallArgs(cid, 17432 getAppDexInstructionSets(ps), ps.isForwardLocked()); 17433 // The package status is changed only if the code path 17434 // matches between settings and the container id. 17435 if (ps.codePathString != null 17436 && ps.codePathString.startsWith(args.getCodePath())) { 17437 if (DEBUG_SD_INSTALL) { 17438 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 17439 + " at code path: " + ps.codePathString); 17440 } 17441 17442 // We do have a valid package installed on sdcard 17443 processCids.put(args, ps.codePathString); 17444 final int uid = ps.appId; 17445 if (uid != -1) { 17446 uidArr = ArrayUtils.appendInt(uidArr, uid); 17447 } 17448 } else { 17449 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 17450 + ps.codePathString); 17451 } 17452 } 17453 } 17454 17455 Arrays.sort(uidArr); 17456 } 17457 17458 // Process packages with valid entries. 17459 if (isMounted) { 17460 if (DEBUG_SD_INSTALL) 17461 Log.i(TAG, "Loading packages"); 17462 loadMediaPackages(processCids, uidArr, externalStorage); 17463 startCleaningPackages(); 17464 mInstallerService.onSecureContainersAvailable(); 17465 } else { 17466 if (DEBUG_SD_INSTALL) 17467 Log.i(TAG, "Unloading packages"); 17468 unloadMediaPackages(processCids, uidArr, reportStatus); 17469 } 17470 } 17471 17472 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17473 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 17474 final int size = infos.size(); 17475 final String[] packageNames = new String[size]; 17476 final int[] packageUids = new int[size]; 17477 for (int i = 0; i < size; i++) { 17478 final ApplicationInfo info = infos.get(i); 17479 packageNames[i] = info.packageName; 17480 packageUids[i] = info.uid; 17481 } 17482 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 17483 finishedReceiver); 17484 } 17485 17486 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17487 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17488 sendResourcesChangedBroadcast(mediaStatus, replacing, 17489 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 17490 } 17491 17492 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17493 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17494 int size = pkgList.length; 17495 if (size > 0) { 17496 // Send broadcasts here 17497 Bundle extras = new Bundle(); 17498 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 17499 if (uidArr != null) { 17500 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 17501 } 17502 if (replacing) { 17503 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 17504 } 17505 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 17506 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 17507 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 17508 } 17509 } 17510 17511 /* 17512 * Look at potentially valid container ids from processCids If package 17513 * information doesn't match the one on record or package scanning fails, 17514 * the cid is added to list of removeCids. We currently don't delete stale 17515 * containers. 17516 */ 17517 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 17518 boolean externalStorage) { 17519 ArrayList<String> pkgList = new ArrayList<String>(); 17520 Set<AsecInstallArgs> keys = processCids.keySet(); 17521 17522 for (AsecInstallArgs args : keys) { 17523 String codePath = processCids.get(args); 17524 if (DEBUG_SD_INSTALL) 17525 Log.i(TAG, "Loading container : " + args.cid); 17526 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 17527 try { 17528 // Make sure there are no container errors first. 17529 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 17530 Slog.e(TAG, "Failed to mount cid : " + args.cid 17531 + " when installing from sdcard"); 17532 continue; 17533 } 17534 // Check code path here. 17535 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 17536 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 17537 + " does not match one in settings " + codePath); 17538 continue; 17539 } 17540 // Parse package 17541 int parseFlags = mDefParseFlags; 17542 if (args.isExternalAsec()) { 17543 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 17544 } 17545 if (args.isFwdLocked()) { 17546 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 17547 } 17548 17549 synchronized (mInstallLock) { 17550 PackageParser.Package pkg = null; 17551 try { 17552 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 17553 } catch (PackageManagerException e) { 17554 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 17555 } 17556 // Scan the package 17557 if (pkg != null) { 17558 /* 17559 * TODO why is the lock being held? doPostInstall is 17560 * called in other places without the lock. This needs 17561 * to be straightened out. 17562 */ 17563 // writer 17564 synchronized (mPackages) { 17565 retCode = PackageManager.INSTALL_SUCCEEDED; 17566 pkgList.add(pkg.packageName); 17567 // Post process args 17568 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 17569 pkg.applicationInfo.uid); 17570 } 17571 } else { 17572 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 17573 } 17574 } 17575 17576 } finally { 17577 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 17578 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 17579 } 17580 } 17581 } 17582 // writer 17583 synchronized (mPackages) { 17584 // If the platform SDK has changed since the last time we booted, 17585 // we need to re-grant app permission to catch any new ones that 17586 // appear. This is really a hack, and means that apps can in some 17587 // cases get permissions that the user didn't initially explicitly 17588 // allow... it would be nice to have some better way to handle 17589 // this situation. 17590 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 17591 : mSettings.getInternalVersion(); 17592 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 17593 : StorageManager.UUID_PRIVATE_INTERNAL; 17594 17595 int updateFlags = UPDATE_PERMISSIONS_ALL; 17596 if (ver.sdkVersion != mSdkVersion) { 17597 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17598 + mSdkVersion + "; regranting permissions for external"); 17599 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17600 } 17601 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17602 17603 // Yay, everything is now upgraded 17604 ver.forceCurrent(); 17605 17606 // can downgrade to reader 17607 // Persist settings 17608 mSettings.writeLPr(); 17609 } 17610 // Send a broadcast to let everyone know we are done processing 17611 if (pkgList.size() > 0) { 17612 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 17613 } 17614 } 17615 17616 /* 17617 * Utility method to unload a list of specified containers 17618 */ 17619 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 17620 // Just unmount all valid containers. 17621 for (AsecInstallArgs arg : cidArgs) { 17622 synchronized (mInstallLock) { 17623 arg.doPostDeleteLI(false); 17624 } 17625 } 17626 } 17627 17628 /* 17629 * Unload packages mounted on external media. This involves deleting package 17630 * data from internal structures, sending broadcasts about disabled packages, 17631 * gc'ing to free up references, unmounting all secure containers 17632 * corresponding to packages on external media, and posting a 17633 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 17634 * that we always have to post this message if status has been requested no 17635 * matter what. 17636 */ 17637 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 17638 final boolean reportStatus) { 17639 if (DEBUG_SD_INSTALL) 17640 Log.i(TAG, "unloading media packages"); 17641 ArrayList<String> pkgList = new ArrayList<String>(); 17642 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 17643 final Set<AsecInstallArgs> keys = processCids.keySet(); 17644 for (AsecInstallArgs args : keys) { 17645 String pkgName = args.getPackageName(); 17646 if (DEBUG_SD_INSTALL) 17647 Log.i(TAG, "Trying to unload pkg : " + pkgName); 17648 // Delete package internally 17649 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17650 synchronized (mInstallLock) { 17651 boolean res = deletePackageLI(pkgName, null, false, null, 17652 PackageManager.DELETE_KEEP_DATA, outInfo, false, null); 17653 if (res) { 17654 pkgList.add(pkgName); 17655 } else { 17656 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 17657 failedList.add(args); 17658 } 17659 } 17660 } 17661 17662 // reader 17663 synchronized (mPackages) { 17664 // We didn't update the settings after removing each package; 17665 // write them now for all packages. 17666 mSettings.writeLPr(); 17667 } 17668 17669 // We have to absolutely send UPDATED_MEDIA_STATUS only 17670 // after confirming that all the receivers processed the ordered 17671 // broadcast when packages get disabled, force a gc to clean things up. 17672 // and unload all the containers. 17673 if (pkgList.size() > 0) { 17674 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 17675 new IIntentReceiver.Stub() { 17676 public void performReceive(Intent intent, int resultCode, String data, 17677 Bundle extras, boolean ordered, boolean sticky, 17678 int sendingUser) throws RemoteException { 17679 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 17680 reportStatus ? 1 : 0, 1, keys); 17681 mHandler.sendMessage(msg); 17682 } 17683 }); 17684 } else { 17685 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 17686 keys); 17687 mHandler.sendMessage(msg); 17688 } 17689 } 17690 17691 private void loadPrivatePackages(final VolumeInfo vol) { 17692 mHandler.post(new Runnable() { 17693 @Override 17694 public void run() { 17695 loadPrivatePackagesInner(vol); 17696 } 17697 }); 17698 } 17699 17700 private void loadPrivatePackagesInner(VolumeInfo vol) { 17701 final String volumeUuid = vol.fsUuid; 17702 if (TextUtils.isEmpty(volumeUuid)) { 17703 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 17704 return; 17705 } 17706 17707 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 17708 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 17709 17710 final VersionInfo ver; 17711 final List<PackageSetting> packages; 17712 synchronized (mPackages) { 17713 ver = mSettings.findOrCreateVersion(volumeUuid); 17714 packages = mSettings.getVolumePackagesLPr(volumeUuid); 17715 } 17716 17717 // TODO: introduce a new concept similar to "frozen" to prevent these 17718 // apps from being launched until after data has been fully reconciled 17719 for (PackageSetting ps : packages) { 17720 synchronized (mInstallLock) { 17721 final PackageParser.Package pkg; 17722 try { 17723 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 17724 loaded.add(pkg.applicationInfo); 17725 17726 } catch (PackageManagerException e) { 17727 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 17728 } 17729 17730 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 17731 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 17732 } 17733 } 17734 } 17735 17736 // Reconcile app data for all started/unlocked users 17737 final StorageManager sm = mContext.getSystemService(StorageManager.class); 17738 final UserManager um = mContext.getSystemService(UserManager.class); 17739 for (UserInfo user : um.getUsers()) { 17740 final int flags; 17741 if (um.isUserUnlocked(user.id)) { 17742 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 17743 } else if (um.isUserRunning(user.id)) { 17744 flags = StorageManager.FLAG_STORAGE_DE; 17745 } else { 17746 continue; 17747 } 17748 17749 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 17750 reconcileAppsData(volumeUuid, user.id, flags); 17751 } 17752 17753 synchronized (mPackages) { 17754 int updateFlags = UPDATE_PERMISSIONS_ALL; 17755 if (ver.sdkVersion != mSdkVersion) { 17756 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17757 + mSdkVersion + "; regranting permissions for " + volumeUuid); 17758 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17759 } 17760 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17761 17762 // Yay, everything is now upgraded 17763 ver.forceCurrent(); 17764 17765 mSettings.writeLPr(); 17766 } 17767 17768 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 17769 sendResourcesChangedBroadcast(true, false, loaded, null); 17770 } 17771 17772 private void unloadPrivatePackages(final VolumeInfo vol) { 17773 mHandler.post(new Runnable() { 17774 @Override 17775 public void run() { 17776 unloadPrivatePackagesInner(vol); 17777 } 17778 }); 17779 } 17780 17781 private void unloadPrivatePackagesInner(VolumeInfo vol) { 17782 final String volumeUuid = vol.fsUuid; 17783 if (TextUtils.isEmpty(volumeUuid)) { 17784 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 17785 return; 17786 } 17787 17788 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 17789 synchronized (mInstallLock) { 17790 synchronized (mPackages) { 17791 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 17792 for (PackageSetting ps : packages) { 17793 if (ps.pkg == null) continue; 17794 17795 final ApplicationInfo info = ps.pkg.applicationInfo; 17796 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17797 if (deletePackageLI(ps.name, null, false, null, 17798 PackageManager.DELETE_KEEP_DATA, outInfo, false, null)) { 17799 unloaded.add(info); 17800 } else { 17801 Slog.w(TAG, "Failed to unload " + ps.codePath); 17802 } 17803 } 17804 17805 mSettings.writeLPr(); 17806 } 17807 } 17808 17809 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 17810 sendResourcesChangedBroadcast(false, false, unloaded, null); 17811 } 17812 17813 /** 17814 * Examine all users present on given mounted volume, and destroy data 17815 * belonging to users that are no longer valid, or whose user ID has been 17816 * recycled. 17817 */ 17818 private void reconcileUsers(String volumeUuid) { 17819 // TODO: also reconcile DE directories 17820 final File[] files = FileUtils 17821 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid)); 17822 for (File file : files) { 17823 if (!file.isDirectory()) continue; 17824 17825 final int userId; 17826 final UserInfo info; 17827 try { 17828 userId = Integer.parseInt(file.getName()); 17829 info = sUserManager.getUserInfo(userId); 17830 } catch (NumberFormatException e) { 17831 Slog.w(TAG, "Invalid user directory " + file); 17832 continue; 17833 } 17834 17835 boolean destroyUser = false; 17836 if (info == null) { 17837 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17838 + " because no matching user was found"); 17839 destroyUser = true; 17840 } else { 17841 try { 17842 UserManagerService.enforceSerialNumber(file, info.serialNumber); 17843 } catch (IOException e) { 17844 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17845 + " because we failed to enforce serial number: " + e); 17846 destroyUser = true; 17847 } 17848 } 17849 17850 if (destroyUser) { 17851 synchronized (mInstallLock) { 17852 try { 17853 mInstaller.removeUserDataDirs(volumeUuid, userId); 17854 } catch (InstallerException e) { 17855 Slog.w(TAG, "Failed to clean up user dirs", e); 17856 } 17857 } 17858 } 17859 } 17860 } 17861 17862 private void assertPackageKnown(String volumeUuid, String packageName) 17863 throws PackageManagerException { 17864 synchronized (mPackages) { 17865 final PackageSetting ps = mSettings.mPackages.get(packageName); 17866 if (ps == null) { 17867 throw new PackageManagerException("Package " + packageName + " is unknown"); 17868 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17869 throw new PackageManagerException( 17870 "Package " + packageName + " found on unknown volume " + volumeUuid 17871 + "; expected volume " + ps.volumeUuid); 17872 } 17873 } 17874 } 17875 17876 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 17877 throws PackageManagerException { 17878 synchronized (mPackages) { 17879 final PackageSetting ps = mSettings.mPackages.get(packageName); 17880 if (ps == null) { 17881 throw new PackageManagerException("Package " + packageName + " is unknown"); 17882 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17883 throw new PackageManagerException( 17884 "Package " + packageName + " found on unknown volume " + volumeUuid 17885 + "; expected volume " + ps.volumeUuid); 17886 } else if (!ps.getInstalled(userId)) { 17887 throw new PackageManagerException( 17888 "Package " + packageName + " not installed for user " + userId); 17889 } 17890 } 17891 } 17892 17893 /** 17894 * Examine all apps present on given mounted volume, and destroy apps that 17895 * aren't expected, either due to uninstallation or reinstallation on 17896 * another volume. 17897 */ 17898 private void reconcileApps(String volumeUuid) { 17899 final File[] files = FileUtils 17900 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 17901 for (File file : files) { 17902 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 17903 && !PackageInstallerService.isStageName(file.getName()); 17904 if (!isPackage) { 17905 // Ignore entries which are not packages 17906 continue; 17907 } 17908 17909 try { 17910 final PackageLite pkg = PackageParser.parsePackageLite(file, 17911 PackageParser.PARSE_MUST_BE_APK); 17912 assertPackageKnown(volumeUuid, pkg.packageName); 17913 17914 } catch (PackageParserException | PackageManagerException e) { 17915 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17916 synchronized (mInstallLock) { 17917 removeCodePathLI(file); 17918 } 17919 } 17920 } 17921 } 17922 17923 /** 17924 * Reconcile all app data for the given user. 17925 * <p> 17926 * Verifies that directories exist and that ownership and labeling is 17927 * correct for all installed apps on all mounted volumes. 17928 */ 17929 void reconcileAppsData(int userId, int flags) { 17930 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17931 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17932 final String volumeUuid = vol.getFsUuid(); 17933 reconcileAppsData(volumeUuid, userId, flags); 17934 } 17935 } 17936 17937 /** 17938 * Reconcile all app data on given mounted volume. 17939 * <p> 17940 * Destroys app data that isn't expected, either due to uninstallation or 17941 * reinstallation on another volume. 17942 * <p> 17943 * Verifies that directories exist and that ownership and labeling is 17944 * correct for all installed apps. 17945 */ 17946 private void reconcileAppsData(String volumeUuid, int userId, int flags) { 17947 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 17948 + Integer.toHexString(flags)); 17949 17950 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 17951 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 17952 17953 boolean restoreconNeeded = false; 17954 17955 // First look for stale data that doesn't belong, and check if things 17956 // have changed since we did our last restorecon 17957 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 17958 if (!isUserKeyUnlocked(userId)) { 17959 throw new RuntimeException( 17960 "Yikes, someone asked us to reconcile CE storage while " + userId 17961 + " was still locked; this would have caused massive data loss!"); 17962 } 17963 17964 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(ceDir); 17965 17966 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 17967 for (File file : files) { 17968 final String packageName = file.getName(); 17969 try { 17970 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 17971 } catch (PackageManagerException e) { 17972 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17973 synchronized (mInstallLock) { 17974 destroyAppDataLI(volumeUuid, packageName, userId, 17975 StorageManager.FLAG_STORAGE_CE); 17976 } 17977 } 17978 } 17979 } 17980 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 17981 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(deDir); 17982 17983 final File[] files = FileUtils.listFilesOrEmpty(deDir); 17984 for (File file : files) { 17985 final String packageName = file.getName(); 17986 try { 17987 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 17988 } catch (PackageManagerException e) { 17989 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17990 synchronized (mInstallLock) { 17991 destroyAppDataLI(volumeUuid, packageName, userId, 17992 StorageManager.FLAG_STORAGE_DE); 17993 } 17994 } 17995 } 17996 } 17997 17998 // Ensure that data directories are ready to roll for all packages 17999 // installed for this volume and user 18000 final List<PackageSetting> packages; 18001 synchronized (mPackages) { 18002 packages = mSettings.getVolumePackagesLPr(volumeUuid); 18003 } 18004 int preparedCount = 0; 18005 for (PackageSetting ps : packages) { 18006 final String packageName = ps.name; 18007 if (ps.pkg == null) { 18008 Slog.w(TAG, "Odd, missing scanned package " + packageName); 18009 // TODO: might be due to legacy ASEC apps; we should circle back 18010 // and reconcile again once they're scanned 18011 continue; 18012 } 18013 18014 if (ps.getInstalled(userId)) { 18015 prepareAppData(volumeUuid, userId, flags, ps.pkg, restoreconNeeded); 18016 preparedCount++; 18017 } 18018 } 18019 18020 if (restoreconNeeded) { 18021 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 18022 SELinuxMMAC.setRestoreconDone(ceDir); 18023 } 18024 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 18025 SELinuxMMAC.setRestoreconDone(deDir); 18026 } 18027 } 18028 18029 Slog.v(TAG, "reconcileAppsData finished " + preparedCount 18030 + " packages; restoreconNeeded was " + restoreconNeeded); 18031 } 18032 18033 /** 18034 * Prepare app data for the given app just after it was installed or 18035 * upgraded. This method carefully only touches users that it's installed 18036 * for, and it forces a restorecon to handle any seinfo changes. 18037 * <p> 18038 * Verifies that directories exist and that ownership and labeling is 18039 * correct for all installed apps. If there is an ownership mismatch, it 18040 * will try recovering system apps by wiping data; third-party app data is 18041 * left intact. 18042 */ 18043 private void prepareAppDataAfterInstall(PackageParser.Package pkg) { 18044 prepareAppDataAfterInstallInternal(pkg); 18045 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 18046 for (int i = 0; i < childCount; i++) { 18047 PackageParser.Package childPackage = pkg.childPackages.get(i); 18048 prepareAppDataAfterInstallInternal(childPackage); 18049 } 18050 } 18051 18052 private void prepareAppDataAfterInstallInternal(PackageParser.Package pkg) { 18053 final PackageSetting ps; 18054 synchronized (mPackages) { 18055 ps = mSettings.mPackages.get(pkg.packageName); 18056 mSettings.writeKernelMappingLPr(ps); 18057 } 18058 18059 final UserManager um = mContext.getSystemService(UserManager.class); 18060 for (UserInfo user : um.getUsers()) { 18061 final int flags; 18062 if (um.isUserUnlocked(user.id)) { 18063 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18064 } else if (um.isUserRunning(user.id)) { 18065 flags = StorageManager.FLAG_STORAGE_DE; 18066 } else { 18067 continue; 18068 } 18069 18070 if (ps.getInstalled(user.id)) { 18071 // Whenever an app changes, force a restorecon of its data 18072 // TODO: when user data is locked, mark that we're still dirty 18073 prepareAppData(pkg.volumeUuid, user.id, flags, pkg, true); 18074 } 18075 } 18076 } 18077 18078 /** 18079 * Prepare app data for the given app. 18080 * <p> 18081 * Verifies that directories exist and that ownership and labeling is 18082 * correct for all installed apps. If there is an ownership mismatch, this 18083 * will try recovering system apps by wiping data; third-party app data is 18084 * left intact. 18085 */ 18086 private void prepareAppData(String volumeUuid, int userId, int flags, 18087 PackageParser.Package pkg, boolean restoreconNeeded) { 18088 if (DEBUG_APP_DATA) { 18089 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 18090 + Integer.toHexString(flags) + (restoreconNeeded ? " restoreconNeeded" : "")); 18091 } 18092 18093 final String packageName = pkg.packageName; 18094 final ApplicationInfo app = pkg.applicationInfo; 18095 final int appId = UserHandle.getAppId(app.uid); 18096 18097 Preconditions.checkNotNull(app.seinfo); 18098 18099 synchronized (mInstallLock) { 18100 try { 18101 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 18102 appId, app.seinfo, app.targetSdkVersion); 18103 } catch (InstallerException e) { 18104 if (app.isSystemApp()) { 18105 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 18106 + ", but trying to recover: " + e); 18107 destroyAppDataLI(volumeUuid, packageName, userId, flags); 18108 try { 18109 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 18110 appId, app.seinfo, app.targetSdkVersion); 18111 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 18112 } catch (InstallerException e2) { 18113 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 18114 } 18115 } else { 18116 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 18117 } 18118 } 18119 18120 if (restoreconNeeded) { 18121 restoreconAppDataLI(volumeUuid, packageName, userId, flags, appId, app.seinfo); 18122 } 18123 18124 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 18125 // Create a native library symlink only if we have native libraries 18126 // and if the native libraries are 32 bit libraries. We do not provide 18127 // this symlink for 64 bit libraries. 18128 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 18129 final String nativeLibPath = app.nativeLibraryDir; 18130 try { 18131 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 18132 nativeLibPath, userId); 18133 } catch (InstallerException e) { 18134 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 18135 } 18136 } 18137 } 18138 } 18139 } 18140 18141 private void unfreezePackage(String packageName) { 18142 synchronized (mPackages) { 18143 final PackageSetting ps = mSettings.mPackages.get(packageName); 18144 if (ps != null) { 18145 ps.frozen = false; 18146 } 18147 } 18148 } 18149 18150 @Override 18151 public int movePackage(final String packageName, final String volumeUuid) { 18152 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 18153 18154 final int moveId = mNextMoveId.getAndIncrement(); 18155 mHandler.post(new Runnable() { 18156 @Override 18157 public void run() { 18158 try { 18159 movePackageInternal(packageName, volumeUuid, moveId); 18160 } catch (PackageManagerException e) { 18161 Slog.w(TAG, "Failed to move " + packageName, e); 18162 mMoveCallbacks.notifyStatusChanged(moveId, 18163 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 18164 } 18165 } 18166 }); 18167 return moveId; 18168 } 18169 18170 private void movePackageInternal(final String packageName, final String volumeUuid, 18171 final int moveId) throws PackageManagerException { 18172 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 18173 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18174 final PackageManager pm = mContext.getPackageManager(); 18175 18176 final boolean currentAsec; 18177 final String currentVolumeUuid; 18178 final File codeFile; 18179 final String installerPackageName; 18180 final String packageAbiOverride; 18181 final int appId; 18182 final String seinfo; 18183 final String label; 18184 final int targetSdkVersion; 18185 18186 // reader 18187 synchronized (mPackages) { 18188 final PackageParser.Package pkg = mPackages.get(packageName); 18189 final PackageSetting ps = mSettings.mPackages.get(packageName); 18190 if (pkg == null || ps == null) { 18191 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 18192 } 18193 18194 if (pkg.applicationInfo.isSystemApp()) { 18195 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 18196 "Cannot move system application"); 18197 } 18198 18199 if (pkg.applicationInfo.isExternalAsec()) { 18200 currentAsec = true; 18201 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 18202 } else if (pkg.applicationInfo.isForwardLocked()) { 18203 currentAsec = true; 18204 currentVolumeUuid = "forward_locked"; 18205 } else { 18206 currentAsec = false; 18207 currentVolumeUuid = ps.volumeUuid; 18208 18209 final File probe = new File(pkg.codePath); 18210 final File probeOat = new File(probe, "oat"); 18211 if (!probe.isDirectory() || !probeOat.isDirectory()) { 18212 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18213 "Move only supported for modern cluster style installs"); 18214 } 18215 } 18216 18217 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 18218 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18219 "Package already moved to " + volumeUuid); 18220 } 18221 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 18222 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 18223 "Device admin cannot be moved"); 18224 } 18225 18226 if (ps.frozen) { 18227 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 18228 "Failed to move already frozen package"); 18229 } 18230 ps.frozen = true; 18231 18232 codeFile = new File(pkg.codePath); 18233 installerPackageName = ps.installerPackageName; 18234 packageAbiOverride = ps.cpuAbiOverrideString; 18235 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18236 seinfo = pkg.applicationInfo.seinfo; 18237 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 18238 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 18239 } 18240 18241 // Now that we're guarded by frozen state, kill app during move 18242 final long token = Binder.clearCallingIdentity(); 18243 try { 18244 killApplication(packageName, appId, "move pkg"); 18245 } finally { 18246 Binder.restoreCallingIdentity(token); 18247 } 18248 18249 final Bundle extras = new Bundle(); 18250 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 18251 extras.putString(Intent.EXTRA_TITLE, label); 18252 mMoveCallbacks.notifyCreated(moveId, extras); 18253 18254 int installFlags; 18255 final boolean moveCompleteApp; 18256 final File measurePath; 18257 18258 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 18259 installFlags = INSTALL_INTERNAL; 18260 moveCompleteApp = !currentAsec; 18261 measurePath = Environment.getDataAppDirectory(volumeUuid); 18262 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 18263 installFlags = INSTALL_EXTERNAL; 18264 moveCompleteApp = false; 18265 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 18266 } else { 18267 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 18268 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 18269 || !volume.isMountedWritable()) { 18270 unfreezePackage(packageName); 18271 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18272 "Move location not mounted private volume"); 18273 } 18274 18275 Preconditions.checkState(!currentAsec); 18276 18277 installFlags = INSTALL_INTERNAL; 18278 moveCompleteApp = true; 18279 measurePath = Environment.getDataAppDirectory(volumeUuid); 18280 } 18281 18282 final PackageStats stats = new PackageStats(null, -1); 18283 synchronized (mInstaller) { 18284 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 18285 unfreezePackage(packageName); 18286 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18287 "Failed to measure package size"); 18288 } 18289 } 18290 18291 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 18292 + stats.dataSize); 18293 18294 final long startFreeBytes = measurePath.getFreeSpace(); 18295 final long sizeBytes; 18296 if (moveCompleteApp) { 18297 sizeBytes = stats.codeSize + stats.dataSize; 18298 } else { 18299 sizeBytes = stats.codeSize; 18300 } 18301 18302 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 18303 unfreezePackage(packageName); 18304 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18305 "Not enough free space to move"); 18306 } 18307 18308 mMoveCallbacks.notifyStatusChanged(moveId, 10); 18309 18310 final CountDownLatch installedLatch = new CountDownLatch(1); 18311 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 18312 @Override 18313 public void onUserActionRequired(Intent intent) throws RemoteException { 18314 throw new IllegalStateException(); 18315 } 18316 18317 @Override 18318 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 18319 Bundle extras) throws RemoteException { 18320 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 18321 + PackageManager.installStatusToString(returnCode, msg)); 18322 18323 installedLatch.countDown(); 18324 18325 // Regardless of success or failure of the move operation, 18326 // always unfreeze the package 18327 unfreezePackage(packageName); 18328 18329 final int status = PackageManager.installStatusToPublicStatus(returnCode); 18330 switch (status) { 18331 case PackageInstaller.STATUS_SUCCESS: 18332 mMoveCallbacks.notifyStatusChanged(moveId, 18333 PackageManager.MOVE_SUCCEEDED); 18334 break; 18335 case PackageInstaller.STATUS_FAILURE_STORAGE: 18336 mMoveCallbacks.notifyStatusChanged(moveId, 18337 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 18338 break; 18339 default: 18340 mMoveCallbacks.notifyStatusChanged(moveId, 18341 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 18342 break; 18343 } 18344 } 18345 }; 18346 18347 final MoveInfo move; 18348 if (moveCompleteApp) { 18349 // Kick off a thread to report progress estimates 18350 new Thread() { 18351 @Override 18352 public void run() { 18353 while (true) { 18354 try { 18355 if (installedLatch.await(1, TimeUnit.SECONDS)) { 18356 break; 18357 } 18358 } catch (InterruptedException ignored) { 18359 } 18360 18361 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 18362 final int progress = 10 + (int) MathUtils.constrain( 18363 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 18364 mMoveCallbacks.notifyStatusChanged(moveId, progress); 18365 } 18366 } 18367 }.start(); 18368 18369 final String dataAppName = codeFile.getName(); 18370 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 18371 dataAppName, appId, seinfo, targetSdkVersion); 18372 } else { 18373 move = null; 18374 } 18375 18376 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 18377 18378 final Message msg = mHandler.obtainMessage(INIT_COPY); 18379 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 18380 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 18381 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 18382 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 18383 msg.obj = params; 18384 18385 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 18386 System.identityHashCode(msg.obj)); 18387 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 18388 System.identityHashCode(msg.obj)); 18389 18390 mHandler.sendMessage(msg); 18391 } 18392 18393 @Override 18394 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 18395 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 18396 18397 final int realMoveId = mNextMoveId.getAndIncrement(); 18398 final Bundle extras = new Bundle(); 18399 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 18400 mMoveCallbacks.notifyCreated(realMoveId, extras); 18401 18402 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 18403 @Override 18404 public void onCreated(int moveId, Bundle extras) { 18405 // Ignored 18406 } 18407 18408 @Override 18409 public void onStatusChanged(int moveId, int status, long estMillis) { 18410 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 18411 } 18412 }; 18413 18414 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18415 storage.setPrimaryStorageUuid(volumeUuid, callback); 18416 return realMoveId; 18417 } 18418 18419 @Override 18420 public int getMoveStatus(int moveId) { 18421 mContext.enforceCallingOrSelfPermission( 18422 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18423 return mMoveCallbacks.mLastStatus.get(moveId); 18424 } 18425 18426 @Override 18427 public void registerMoveCallback(IPackageMoveObserver callback) { 18428 mContext.enforceCallingOrSelfPermission( 18429 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18430 mMoveCallbacks.register(callback); 18431 } 18432 18433 @Override 18434 public void unregisterMoveCallback(IPackageMoveObserver callback) { 18435 mContext.enforceCallingOrSelfPermission( 18436 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18437 mMoveCallbacks.unregister(callback); 18438 } 18439 18440 @Override 18441 public boolean setInstallLocation(int loc) { 18442 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 18443 null); 18444 if (getInstallLocation() == loc) { 18445 return true; 18446 } 18447 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 18448 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 18449 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 18450 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 18451 return true; 18452 } 18453 return false; 18454 } 18455 18456 @Override 18457 public int getInstallLocation() { 18458 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 18459 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 18460 PackageHelper.APP_INSTALL_AUTO); 18461 } 18462 18463 /** Called by UserManagerService */ 18464 void cleanUpUser(UserManagerService userManager, int userHandle) { 18465 synchronized (mPackages) { 18466 mDirtyUsers.remove(userHandle); 18467 mUserNeedsBadging.delete(userHandle); 18468 mSettings.removeUserLPw(userHandle); 18469 mPendingBroadcasts.remove(userHandle); 18470 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 18471 } 18472 synchronized (mInstallLock) { 18473 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18474 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 18475 final String volumeUuid = vol.getFsUuid(); 18476 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 18477 try { 18478 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 18479 } catch (InstallerException e) { 18480 Slog.w(TAG, "Failed to remove user data", e); 18481 } 18482 } 18483 synchronized (mPackages) { 18484 removeUnusedPackagesLILPw(userManager, userHandle); 18485 } 18486 } 18487 } 18488 18489 /** 18490 * We're removing userHandle and would like to remove any downloaded packages 18491 * that are no longer in use by any other user. 18492 * @param userHandle the user being removed 18493 */ 18494 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 18495 final boolean DEBUG_CLEAN_APKS = false; 18496 int [] users = userManager.getUserIds(); 18497 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 18498 while (psit.hasNext()) { 18499 PackageSetting ps = psit.next(); 18500 if (ps.pkg == null) { 18501 continue; 18502 } 18503 final String packageName = ps.pkg.packageName; 18504 // Skip over if system app 18505 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 18506 continue; 18507 } 18508 if (DEBUG_CLEAN_APKS) { 18509 Slog.i(TAG, "Checking package " + packageName); 18510 } 18511 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 18512 if (keep) { 18513 if (DEBUG_CLEAN_APKS) { 18514 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 18515 } 18516 } else { 18517 for (int i = 0; i < users.length; i++) { 18518 if (users[i] != userHandle && ps.getInstalled(users[i])) { 18519 keep = true; 18520 if (DEBUG_CLEAN_APKS) { 18521 Slog.i(TAG, " Keeping package " + packageName + " for user " 18522 + users[i]); 18523 } 18524 break; 18525 } 18526 } 18527 } 18528 if (!keep) { 18529 if (DEBUG_CLEAN_APKS) { 18530 Slog.i(TAG, " Removing package " + packageName); 18531 } 18532 mHandler.post(new Runnable() { 18533 public void run() { 18534 deletePackageX(packageName, userHandle, 0); 18535 } //end run 18536 }); 18537 } 18538 } 18539 } 18540 18541 /** Called by UserManagerService */ 18542 void createNewUser(int userHandle) { 18543 synchronized (mInstallLock) { 18544 try { 18545 mInstaller.createUserConfig(userHandle); 18546 } catch (InstallerException e) { 18547 Slog.w(TAG, "Failed to create user config", e); 18548 } 18549 mSettings.createNewUserLI(this, mInstaller, userHandle); 18550 } 18551 synchronized (mPackages) { 18552 applyFactoryDefaultBrowserLPw(userHandle); 18553 primeDomainVerificationsLPw(userHandle); 18554 } 18555 } 18556 18557 void newUserCreated(final int userHandle) { 18558 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 18559 // If permission review for legacy apps is required, we represent 18560 // dagerous permissions for such apps as always granted runtime 18561 // permissions to keep per user flag state whether review is needed. 18562 // Hence, if a new user is added we have to propagate dangerous 18563 // permission grants for these legacy apps. 18564 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 18565 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 18566 | UPDATE_PERMISSIONS_REPLACE_ALL); 18567 } 18568 } 18569 18570 @Override 18571 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 18572 mContext.enforceCallingOrSelfPermission( 18573 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 18574 "Only package verification agents can read the verifier device identity"); 18575 18576 synchronized (mPackages) { 18577 return mSettings.getVerifierDeviceIdentityLPw(); 18578 } 18579 } 18580 18581 @Override 18582 public void setPermissionEnforced(String permission, boolean enforced) { 18583 // TODO: Now that we no longer change GID for storage, this should to away. 18584 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 18585 "setPermissionEnforced"); 18586 if (READ_EXTERNAL_STORAGE.equals(permission)) { 18587 synchronized (mPackages) { 18588 if (mSettings.mReadExternalStorageEnforced == null 18589 || mSettings.mReadExternalStorageEnforced != enforced) { 18590 mSettings.mReadExternalStorageEnforced = enforced; 18591 mSettings.writeLPr(); 18592 } 18593 } 18594 // kill any non-foreground processes so we restart them and 18595 // grant/revoke the GID. 18596 final IActivityManager am = ActivityManagerNative.getDefault(); 18597 if (am != null) { 18598 final long token = Binder.clearCallingIdentity(); 18599 try { 18600 am.killProcessesBelowForeground("setPermissionEnforcement"); 18601 } catch (RemoteException e) { 18602 } finally { 18603 Binder.restoreCallingIdentity(token); 18604 } 18605 } 18606 } else { 18607 throw new IllegalArgumentException("No selective enforcement for " + permission); 18608 } 18609 } 18610 18611 @Override 18612 @Deprecated 18613 public boolean isPermissionEnforced(String permission) { 18614 return true; 18615 } 18616 18617 @Override 18618 public boolean isStorageLow() { 18619 final long token = Binder.clearCallingIdentity(); 18620 try { 18621 final DeviceStorageMonitorInternal 18622 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 18623 if (dsm != null) { 18624 return dsm.isMemoryLow(); 18625 } else { 18626 return false; 18627 } 18628 } finally { 18629 Binder.restoreCallingIdentity(token); 18630 } 18631 } 18632 18633 @Override 18634 public IPackageInstaller getPackageInstaller() { 18635 return mInstallerService; 18636 } 18637 18638 private boolean userNeedsBadging(int userId) { 18639 int index = mUserNeedsBadging.indexOfKey(userId); 18640 if (index < 0) { 18641 final UserInfo userInfo; 18642 final long token = Binder.clearCallingIdentity(); 18643 try { 18644 userInfo = sUserManager.getUserInfo(userId); 18645 } finally { 18646 Binder.restoreCallingIdentity(token); 18647 } 18648 final boolean b; 18649 if (userInfo != null && userInfo.isManagedProfile()) { 18650 b = true; 18651 } else { 18652 b = false; 18653 } 18654 mUserNeedsBadging.put(userId, b); 18655 return b; 18656 } 18657 return mUserNeedsBadging.valueAt(index); 18658 } 18659 18660 @Override 18661 public KeySet getKeySetByAlias(String packageName, String alias) { 18662 if (packageName == null || alias == null) { 18663 return null; 18664 } 18665 synchronized(mPackages) { 18666 final PackageParser.Package pkg = mPackages.get(packageName); 18667 if (pkg == null) { 18668 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18669 throw new IllegalArgumentException("Unknown package: " + packageName); 18670 } 18671 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18672 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 18673 } 18674 } 18675 18676 @Override 18677 public KeySet getSigningKeySet(String packageName) { 18678 if (packageName == null) { 18679 return null; 18680 } 18681 synchronized(mPackages) { 18682 final PackageParser.Package pkg = mPackages.get(packageName); 18683 if (pkg == null) { 18684 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18685 throw new IllegalArgumentException("Unknown package: " + packageName); 18686 } 18687 if (pkg.applicationInfo.uid != Binder.getCallingUid() 18688 && Process.SYSTEM_UID != Binder.getCallingUid()) { 18689 throw new SecurityException("May not access signing KeySet of other apps."); 18690 } 18691 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18692 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 18693 } 18694 } 18695 18696 @Override 18697 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 18698 if (packageName == null || ks == null) { 18699 return false; 18700 } 18701 synchronized(mPackages) { 18702 final PackageParser.Package pkg = mPackages.get(packageName); 18703 if (pkg == null) { 18704 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18705 throw new IllegalArgumentException("Unknown package: " + packageName); 18706 } 18707 IBinder ksh = ks.getToken(); 18708 if (ksh instanceof KeySetHandle) { 18709 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18710 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 18711 } 18712 return false; 18713 } 18714 } 18715 18716 @Override 18717 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 18718 if (packageName == null || ks == null) { 18719 return false; 18720 } 18721 synchronized(mPackages) { 18722 final PackageParser.Package pkg = mPackages.get(packageName); 18723 if (pkg == null) { 18724 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18725 throw new IllegalArgumentException("Unknown package: " + packageName); 18726 } 18727 IBinder ksh = ks.getToken(); 18728 if (ksh instanceof KeySetHandle) { 18729 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18730 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 18731 } 18732 return false; 18733 } 18734 } 18735 18736 private void deletePackageIfUnusedLPr(final String packageName) { 18737 PackageSetting ps = mSettings.mPackages.get(packageName); 18738 if (ps == null) { 18739 return; 18740 } 18741 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 18742 // TODO Implement atomic delete if package is unused 18743 // It is currently possible that the package will be deleted even if it is installed 18744 // after this method returns. 18745 mHandler.post(new Runnable() { 18746 public void run() { 18747 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 18748 } 18749 }); 18750 } 18751 } 18752 18753 /** 18754 * Check and throw if the given before/after packages would be considered a 18755 * downgrade. 18756 */ 18757 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 18758 throws PackageManagerException { 18759 if (after.versionCode < before.mVersionCode) { 18760 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18761 "Update version code " + after.versionCode + " is older than current " 18762 + before.mVersionCode); 18763 } else if (after.versionCode == before.mVersionCode) { 18764 if (after.baseRevisionCode < before.baseRevisionCode) { 18765 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18766 "Update base revision code " + after.baseRevisionCode 18767 + " is older than current " + before.baseRevisionCode); 18768 } 18769 18770 if (!ArrayUtils.isEmpty(after.splitNames)) { 18771 for (int i = 0; i < after.splitNames.length; i++) { 18772 final String splitName = after.splitNames[i]; 18773 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 18774 if (j != -1) { 18775 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 18776 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18777 "Update split " + splitName + " revision code " 18778 + after.splitRevisionCodes[i] + " is older than current " 18779 + before.splitRevisionCodes[j]); 18780 } 18781 } 18782 } 18783 } 18784 } 18785 } 18786 18787 private static class MoveCallbacks extends Handler { 18788 private static final int MSG_CREATED = 1; 18789 private static final int MSG_STATUS_CHANGED = 2; 18790 18791 private final RemoteCallbackList<IPackageMoveObserver> 18792 mCallbacks = new RemoteCallbackList<>(); 18793 18794 private final SparseIntArray mLastStatus = new SparseIntArray(); 18795 18796 public MoveCallbacks(Looper looper) { 18797 super(looper); 18798 } 18799 18800 public void register(IPackageMoveObserver callback) { 18801 mCallbacks.register(callback); 18802 } 18803 18804 public void unregister(IPackageMoveObserver callback) { 18805 mCallbacks.unregister(callback); 18806 } 18807 18808 @Override 18809 public void handleMessage(Message msg) { 18810 final SomeArgs args = (SomeArgs) msg.obj; 18811 final int n = mCallbacks.beginBroadcast(); 18812 for (int i = 0; i < n; i++) { 18813 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 18814 try { 18815 invokeCallback(callback, msg.what, args); 18816 } catch (RemoteException ignored) { 18817 } 18818 } 18819 mCallbacks.finishBroadcast(); 18820 args.recycle(); 18821 } 18822 18823 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 18824 throws RemoteException { 18825 switch (what) { 18826 case MSG_CREATED: { 18827 callback.onCreated(args.argi1, (Bundle) args.arg2); 18828 break; 18829 } 18830 case MSG_STATUS_CHANGED: { 18831 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 18832 break; 18833 } 18834 } 18835 } 18836 18837 private void notifyCreated(int moveId, Bundle extras) { 18838 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 18839 18840 final SomeArgs args = SomeArgs.obtain(); 18841 args.argi1 = moveId; 18842 args.arg2 = extras; 18843 obtainMessage(MSG_CREATED, args).sendToTarget(); 18844 } 18845 18846 private void notifyStatusChanged(int moveId, int status) { 18847 notifyStatusChanged(moveId, status, -1); 18848 } 18849 18850 private void notifyStatusChanged(int moveId, int status, long estMillis) { 18851 Slog.v(TAG, "Move " + moveId + " status " + status); 18852 18853 final SomeArgs args = SomeArgs.obtain(); 18854 args.argi1 = moveId; 18855 args.argi2 = status; 18856 args.arg3 = estMillis; 18857 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 18858 18859 synchronized (mLastStatus) { 18860 mLastStatus.put(moveId, status); 18861 } 18862 } 18863 } 18864 18865 private final static class OnPermissionChangeListeners extends Handler { 18866 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 18867 18868 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 18869 new RemoteCallbackList<>(); 18870 18871 public OnPermissionChangeListeners(Looper looper) { 18872 super(looper); 18873 } 18874 18875 @Override 18876 public void handleMessage(Message msg) { 18877 switch (msg.what) { 18878 case MSG_ON_PERMISSIONS_CHANGED: { 18879 final int uid = msg.arg1; 18880 handleOnPermissionsChanged(uid); 18881 } break; 18882 } 18883 } 18884 18885 public void addListenerLocked(IOnPermissionsChangeListener listener) { 18886 mPermissionListeners.register(listener); 18887 18888 } 18889 18890 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 18891 mPermissionListeners.unregister(listener); 18892 } 18893 18894 public void onPermissionsChanged(int uid) { 18895 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 18896 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 18897 } 18898 } 18899 18900 private void handleOnPermissionsChanged(int uid) { 18901 final int count = mPermissionListeners.beginBroadcast(); 18902 try { 18903 for (int i = 0; i < count; i++) { 18904 IOnPermissionsChangeListener callback = mPermissionListeners 18905 .getBroadcastItem(i); 18906 try { 18907 callback.onPermissionsChanged(uid); 18908 } catch (RemoteException e) { 18909 Log.e(TAG, "Permission listener is dead", e); 18910 } 18911 } 18912 } finally { 18913 mPermissionListeners.finishBroadcast(); 18914 } 18915 } 18916 } 18917 18918 private class PackageManagerInternalImpl extends PackageManagerInternal { 18919 @Override 18920 public void setLocationPackagesProvider(PackagesProvider provider) { 18921 synchronized (mPackages) { 18922 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 18923 } 18924 } 18925 18926 @Override 18927 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 18928 synchronized (mPackages) { 18929 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 18930 } 18931 } 18932 18933 @Override 18934 public void setSmsAppPackagesProvider(PackagesProvider provider) { 18935 synchronized (mPackages) { 18936 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 18937 } 18938 } 18939 18940 @Override 18941 public void setDialerAppPackagesProvider(PackagesProvider provider) { 18942 synchronized (mPackages) { 18943 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 18944 } 18945 } 18946 18947 @Override 18948 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 18949 synchronized (mPackages) { 18950 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 18951 } 18952 } 18953 18954 @Override 18955 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 18956 synchronized (mPackages) { 18957 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 18958 } 18959 } 18960 18961 @Override 18962 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 18963 synchronized (mPackages) { 18964 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 18965 packageName, userId); 18966 } 18967 } 18968 18969 @Override 18970 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 18971 synchronized (mPackages) { 18972 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 18973 packageName, userId); 18974 } 18975 } 18976 18977 @Override 18978 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 18979 synchronized (mPackages) { 18980 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 18981 packageName, userId); 18982 } 18983 } 18984 18985 @Override 18986 public void setKeepUninstalledPackages(final List<String> packageList) { 18987 Preconditions.checkNotNull(packageList); 18988 List<String> removedFromList = null; 18989 synchronized (mPackages) { 18990 if (mKeepUninstalledPackages != null) { 18991 final int packagesCount = mKeepUninstalledPackages.size(); 18992 for (int i = 0; i < packagesCount; i++) { 18993 String oldPackage = mKeepUninstalledPackages.get(i); 18994 if (packageList != null && packageList.contains(oldPackage)) { 18995 continue; 18996 } 18997 if (removedFromList == null) { 18998 removedFromList = new ArrayList<>(); 18999 } 19000 removedFromList.add(oldPackage); 19001 } 19002 } 19003 mKeepUninstalledPackages = new ArrayList<>(packageList); 19004 if (removedFromList != null) { 19005 final int removedCount = removedFromList.size(); 19006 for (int i = 0; i < removedCount; i++) { 19007 deletePackageIfUnusedLPr(removedFromList.get(i)); 19008 } 19009 } 19010 } 19011 } 19012 19013 @Override 19014 public boolean isPermissionsReviewRequired(String packageName, int userId) { 19015 synchronized (mPackages) { 19016 // If we do not support permission review, done. 19017 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 19018 return false; 19019 } 19020 19021 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 19022 if (packageSetting == null) { 19023 return false; 19024 } 19025 19026 // Permission review applies only to apps not supporting the new permission model. 19027 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 19028 return false; 19029 } 19030 19031 // Legacy apps have the permission and get user consent on launch. 19032 PermissionsState permissionsState = packageSetting.getPermissionsState(); 19033 return permissionsState.isPermissionReviewRequired(userId); 19034 } 19035 } 19036 } 19037 19038 @Override 19039 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 19040 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 19041 synchronized (mPackages) { 19042 final long identity = Binder.clearCallingIdentity(); 19043 try { 19044 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 19045 packageNames, userId); 19046 } finally { 19047 Binder.restoreCallingIdentity(identity); 19048 } 19049 } 19050 } 19051 19052 private static void enforceSystemOrPhoneCaller(String tag) { 19053 int callingUid = Binder.getCallingUid(); 19054 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 19055 throw new SecurityException( 19056 "Cannot call " + tag + " from UID " + callingUid); 19057 } 19058 } 19059 19060 boolean isHistoricalPackageUsageAvailable() { 19061 return mPackageUsage.isHistoricalPackageUsageAvailable(); 19062 } 19063} 19064