PackageManagerService.java revision 53ec2b6127255c9cd556be55265b4ec53aeb65bc
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 int flags = updateFlagsForResolve(0, parent.id, intent); 5005 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5006 intent, resolvedType, flags, sourceUserId, parent.id); 5007 return xpDomainInfo != null; 5008 } 5009 } 5010 return false; 5011 } 5012 5013 private UserInfo getProfileParent(int userId) { 5014 final long identity = Binder.clearCallingIdentity(); 5015 try { 5016 return sUserManager.getProfileParent(userId); 5017 } finally { 5018 Binder.restoreCallingIdentity(identity); 5019 } 5020 } 5021 5022 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5023 String resolvedType, int userId) { 5024 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5025 if (resolver != null) { 5026 return resolver.queryIntent(intent, resolvedType, false, userId); 5027 } 5028 return null; 5029 } 5030 5031 @Override 5032 public List<ResolveInfo> queryIntentActivities(Intent intent, 5033 String resolvedType, int flags, int userId) { 5034 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5035 flags = updateFlagsForResolve(flags, userId, intent); 5036 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 5037 ComponentName comp = intent.getComponent(); 5038 if (comp == null) { 5039 if (intent.getSelector() != null) { 5040 intent = intent.getSelector(); 5041 comp = intent.getComponent(); 5042 } 5043 } 5044 5045 if (comp != null) { 5046 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5047 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5048 if (ai != null) { 5049 final ResolveInfo ri = new ResolveInfo(); 5050 ri.activityInfo = ai; 5051 list.add(ri); 5052 } 5053 return list; 5054 } 5055 5056 // reader 5057 synchronized (mPackages) { 5058 final String pkgName = intent.getPackage(); 5059 if (pkgName == null) { 5060 List<CrossProfileIntentFilter> matchingFilters = 5061 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5062 // Check for results that need to skip the current profile. 5063 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5064 resolvedType, flags, userId); 5065 if (xpResolveInfo != null) { 5066 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 5067 result.add(xpResolveInfo); 5068 return filterIfNotSystemUser(result, userId); 5069 } 5070 5071 // Check for results in the current profile. 5072 List<ResolveInfo> result = mActivities.queryIntent( 5073 intent, resolvedType, flags, userId); 5074 result = filterIfNotSystemUser(result, userId); 5075 5076 // Check for cross profile results. 5077 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5078 xpResolveInfo = queryCrossProfileIntents( 5079 matchingFilters, intent, resolvedType, flags, userId, 5080 hasNonNegativePriorityResult); 5081 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5082 boolean isVisibleToUser = filterIfNotSystemUser( 5083 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5084 if (isVisibleToUser) { 5085 result.add(xpResolveInfo); 5086 Collections.sort(result, mResolvePrioritySorter); 5087 } 5088 } 5089 if (hasWebURI(intent)) { 5090 CrossProfileDomainInfo xpDomainInfo = null; 5091 final UserInfo parent = getProfileParent(userId); 5092 if (parent != null) { 5093 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5094 flags, userId, parent.id); 5095 } 5096 if (xpDomainInfo != null) { 5097 if (xpResolveInfo != null) { 5098 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5099 // in the result. 5100 result.remove(xpResolveInfo); 5101 } 5102 if (result.size() == 0) { 5103 result.add(xpDomainInfo.resolveInfo); 5104 return result; 5105 } 5106 } else if (result.size() <= 1) { 5107 return result; 5108 } 5109 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 5110 xpDomainInfo, userId); 5111 Collections.sort(result, mResolvePrioritySorter); 5112 } 5113 return result; 5114 } 5115 final PackageParser.Package pkg = mPackages.get(pkgName); 5116 if (pkg != null) { 5117 return filterIfNotSystemUser( 5118 mActivities.queryIntentForPackage( 5119 intent, resolvedType, flags, pkg.activities, userId), 5120 userId); 5121 } 5122 return new ArrayList<ResolveInfo>(); 5123 } 5124 } 5125 5126 private static class CrossProfileDomainInfo { 5127 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5128 ResolveInfo resolveInfo; 5129 /* Best domain verification status of the activities found in the other profile */ 5130 int bestDomainVerificationStatus; 5131 } 5132 5133 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5134 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5135 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5136 sourceUserId)) { 5137 return null; 5138 } 5139 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5140 resolvedType, flags, parentUserId); 5141 5142 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5143 return null; 5144 } 5145 CrossProfileDomainInfo result = null; 5146 int size = resultTargetUser.size(); 5147 for (int i = 0; i < size; i++) { 5148 ResolveInfo riTargetUser = resultTargetUser.get(i); 5149 // Intent filter verification is only for filters that specify a host. So don't return 5150 // those that handle all web uris. 5151 if (riTargetUser.handleAllWebDataURI) { 5152 continue; 5153 } 5154 String packageName = riTargetUser.activityInfo.packageName; 5155 PackageSetting ps = mSettings.mPackages.get(packageName); 5156 if (ps == null) { 5157 continue; 5158 } 5159 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5160 int status = (int)(verificationState >> 32); 5161 if (result == null) { 5162 result = new CrossProfileDomainInfo(); 5163 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5164 sourceUserId, parentUserId); 5165 result.bestDomainVerificationStatus = status; 5166 } else { 5167 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5168 result.bestDomainVerificationStatus); 5169 } 5170 } 5171 // Don't consider matches with status NEVER across profiles. 5172 if (result != null && result.bestDomainVerificationStatus 5173 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5174 return null; 5175 } 5176 return result; 5177 } 5178 5179 /** 5180 * Verification statuses are ordered from the worse to the best, except for 5181 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5182 */ 5183 private int bestDomainVerificationStatus(int status1, int status2) { 5184 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5185 return status2; 5186 } 5187 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5188 return status1; 5189 } 5190 return (int) MathUtils.max(status1, status2); 5191 } 5192 5193 private boolean isUserEnabled(int userId) { 5194 long callingId = Binder.clearCallingIdentity(); 5195 try { 5196 UserInfo userInfo = sUserManager.getUserInfo(userId); 5197 return userInfo != null && userInfo.isEnabled(); 5198 } finally { 5199 Binder.restoreCallingIdentity(callingId); 5200 } 5201 } 5202 5203 /** 5204 * Filter out activities with systemUserOnly flag set, when current user is not System. 5205 * 5206 * @return filtered list 5207 */ 5208 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5209 if (userId == UserHandle.USER_SYSTEM) { 5210 return resolveInfos; 5211 } 5212 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5213 ResolveInfo info = resolveInfos.get(i); 5214 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5215 resolveInfos.remove(i); 5216 } 5217 } 5218 return resolveInfos; 5219 } 5220 5221 /** 5222 * @param resolveInfos list of resolve infos in descending priority order 5223 * @return if the list contains a resolve info with non-negative priority 5224 */ 5225 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5226 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5227 } 5228 5229 private static boolean hasWebURI(Intent intent) { 5230 if (intent.getData() == null) { 5231 return false; 5232 } 5233 final String scheme = intent.getScheme(); 5234 if (TextUtils.isEmpty(scheme)) { 5235 return false; 5236 } 5237 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5238 } 5239 5240 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5241 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5242 int userId) { 5243 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5244 5245 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5246 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5247 candidates.size()); 5248 } 5249 5250 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5251 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5252 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5253 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5254 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5255 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5256 5257 synchronized (mPackages) { 5258 final int count = candidates.size(); 5259 // First, try to use linked apps. Partition the candidates into four lists: 5260 // one for the final results, one for the "do not use ever", one for "undefined status" 5261 // and finally one for "browser app type". 5262 for (int n=0; n<count; n++) { 5263 ResolveInfo info = candidates.get(n); 5264 String packageName = info.activityInfo.packageName; 5265 PackageSetting ps = mSettings.mPackages.get(packageName); 5266 if (ps != null) { 5267 // Add to the special match all list (Browser use case) 5268 if (info.handleAllWebDataURI) { 5269 matchAllList.add(info); 5270 continue; 5271 } 5272 // Try to get the status from User settings first 5273 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5274 int status = (int)(packedStatus >> 32); 5275 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5276 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5277 if (DEBUG_DOMAIN_VERIFICATION) { 5278 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5279 + " : linkgen=" + linkGeneration); 5280 } 5281 // Use link-enabled generation as preferredOrder, i.e. 5282 // prefer newly-enabled over earlier-enabled. 5283 info.preferredOrder = linkGeneration; 5284 alwaysList.add(info); 5285 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5286 if (DEBUG_DOMAIN_VERIFICATION) { 5287 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5288 } 5289 neverList.add(info); 5290 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5291 if (DEBUG_DOMAIN_VERIFICATION) { 5292 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5293 } 5294 alwaysAskList.add(info); 5295 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5296 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5297 if (DEBUG_DOMAIN_VERIFICATION) { 5298 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5299 } 5300 undefinedList.add(info); 5301 } 5302 } 5303 } 5304 5305 // We'll want to include browser possibilities in a few cases 5306 boolean includeBrowser = false; 5307 5308 // First try to add the "always" resolution(s) for the current user, if any 5309 if (alwaysList.size() > 0) { 5310 result.addAll(alwaysList); 5311 } else { 5312 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5313 result.addAll(undefinedList); 5314 // Maybe add one for the other profile. 5315 if (xpDomainInfo != null && ( 5316 xpDomainInfo.bestDomainVerificationStatus 5317 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5318 result.add(xpDomainInfo.resolveInfo); 5319 } 5320 includeBrowser = true; 5321 } 5322 5323 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5324 // If there were 'always' entries their preferred order has been set, so we also 5325 // back that off to make the alternatives equivalent 5326 if (alwaysAskList.size() > 0) { 5327 for (ResolveInfo i : result) { 5328 i.preferredOrder = 0; 5329 } 5330 result.addAll(alwaysAskList); 5331 includeBrowser = true; 5332 } 5333 5334 if (includeBrowser) { 5335 // Also add browsers (all of them or only the default one) 5336 if (DEBUG_DOMAIN_VERIFICATION) { 5337 Slog.v(TAG, " ...including browsers in candidate set"); 5338 } 5339 if ((matchFlags & MATCH_ALL) != 0) { 5340 result.addAll(matchAllList); 5341 } else { 5342 // Browser/generic handling case. If there's a default browser, go straight 5343 // to that (but only if there is no other higher-priority match). 5344 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5345 int maxMatchPrio = 0; 5346 ResolveInfo defaultBrowserMatch = null; 5347 final int numCandidates = matchAllList.size(); 5348 for (int n = 0; n < numCandidates; n++) { 5349 ResolveInfo info = matchAllList.get(n); 5350 // track the highest overall match priority... 5351 if (info.priority > maxMatchPrio) { 5352 maxMatchPrio = info.priority; 5353 } 5354 // ...and the highest-priority default browser match 5355 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5356 if (defaultBrowserMatch == null 5357 || (defaultBrowserMatch.priority < info.priority)) { 5358 if (debug) { 5359 Slog.v(TAG, "Considering default browser match " + info); 5360 } 5361 defaultBrowserMatch = info; 5362 } 5363 } 5364 } 5365 if (defaultBrowserMatch != null 5366 && defaultBrowserMatch.priority >= maxMatchPrio 5367 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5368 { 5369 if (debug) { 5370 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5371 } 5372 result.add(defaultBrowserMatch); 5373 } else { 5374 result.addAll(matchAllList); 5375 } 5376 } 5377 5378 // If there is nothing selected, add all candidates and remove the ones that the user 5379 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5380 if (result.size() == 0) { 5381 result.addAll(candidates); 5382 result.removeAll(neverList); 5383 } 5384 } 5385 } 5386 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5387 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5388 result.size()); 5389 for (ResolveInfo info : result) { 5390 Slog.v(TAG, " + " + info.activityInfo); 5391 } 5392 } 5393 return result; 5394 } 5395 5396 // Returns a packed value as a long: 5397 // 5398 // high 'int'-sized word: link status: undefined/ask/never/always. 5399 // low 'int'-sized word: relative priority among 'always' results. 5400 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5401 long result = ps.getDomainVerificationStatusForUser(userId); 5402 // if none available, get the master status 5403 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5404 if (ps.getIntentFilterVerificationInfo() != null) { 5405 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5406 } 5407 } 5408 return result; 5409 } 5410 5411 private ResolveInfo querySkipCurrentProfileIntents( 5412 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5413 int flags, int sourceUserId) { 5414 if (matchingFilters != null) { 5415 int size = matchingFilters.size(); 5416 for (int i = 0; i < size; i ++) { 5417 CrossProfileIntentFilter filter = matchingFilters.get(i); 5418 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5419 // Checking if there are activities in the target user that can handle the 5420 // intent. 5421 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5422 resolvedType, flags, sourceUserId); 5423 if (resolveInfo != null) { 5424 return resolveInfo; 5425 } 5426 } 5427 } 5428 } 5429 return null; 5430 } 5431 5432 // Return matching ResolveInfo in target user if any. 5433 private ResolveInfo queryCrossProfileIntents( 5434 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5435 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5436 if (matchingFilters != null) { 5437 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5438 // match the same intent. For performance reasons, it is better not to 5439 // run queryIntent twice for the same userId 5440 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5441 int size = matchingFilters.size(); 5442 for (int i = 0; i < size; i++) { 5443 CrossProfileIntentFilter filter = matchingFilters.get(i); 5444 int targetUserId = filter.getTargetUserId(); 5445 boolean skipCurrentProfile = 5446 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5447 boolean skipCurrentProfileIfNoMatchFound = 5448 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5449 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5450 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5451 // Checking if there are activities in the target user that can handle the 5452 // intent. 5453 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5454 resolvedType, flags, sourceUserId); 5455 if (resolveInfo != null) return resolveInfo; 5456 alreadyTriedUserIds.put(targetUserId, true); 5457 } 5458 } 5459 } 5460 return null; 5461 } 5462 5463 /** 5464 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5465 * will forward the intent to the filter's target user. 5466 * Otherwise, returns null. 5467 */ 5468 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5469 String resolvedType, int flags, int sourceUserId) { 5470 int targetUserId = filter.getTargetUserId(); 5471 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5472 resolvedType, flags, targetUserId); 5473 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 5474 // If all the matches in the target profile are suspended, return null. 5475 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 5476 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 5477 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 5478 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 5479 targetUserId); 5480 } 5481 } 5482 } 5483 return null; 5484 } 5485 5486 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5487 int sourceUserId, int targetUserId) { 5488 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5489 long ident = Binder.clearCallingIdentity(); 5490 boolean targetIsProfile; 5491 try { 5492 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5493 } finally { 5494 Binder.restoreCallingIdentity(ident); 5495 } 5496 String className; 5497 if (targetIsProfile) { 5498 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5499 } else { 5500 className = FORWARD_INTENT_TO_PARENT; 5501 } 5502 ComponentName forwardingActivityComponentName = new ComponentName( 5503 mAndroidApplication.packageName, className); 5504 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5505 sourceUserId); 5506 if (!targetIsProfile) { 5507 forwardingActivityInfo.showUserIcon = targetUserId; 5508 forwardingResolveInfo.noResourceId = true; 5509 } 5510 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5511 forwardingResolveInfo.priority = 0; 5512 forwardingResolveInfo.preferredOrder = 0; 5513 forwardingResolveInfo.match = 0; 5514 forwardingResolveInfo.isDefault = true; 5515 forwardingResolveInfo.filter = filter; 5516 forwardingResolveInfo.targetUserId = targetUserId; 5517 return forwardingResolveInfo; 5518 } 5519 5520 @Override 5521 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5522 Intent[] specifics, String[] specificTypes, Intent intent, 5523 String resolvedType, int flags, int userId) { 5524 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5525 flags = updateFlagsForResolve(flags, userId, intent); 5526 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5527 false, "query intent activity options"); 5528 final String resultsAction = intent.getAction(); 5529 5530 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5531 | PackageManager.GET_RESOLVED_FILTER, userId); 5532 5533 if (DEBUG_INTENT_MATCHING) { 5534 Log.v(TAG, "Query " + intent + ": " + results); 5535 } 5536 5537 int specificsPos = 0; 5538 int N; 5539 5540 // todo: note that the algorithm used here is O(N^2). This 5541 // isn't a problem in our current environment, but if we start running 5542 // into situations where we have more than 5 or 10 matches then this 5543 // should probably be changed to something smarter... 5544 5545 // First we go through and resolve each of the specific items 5546 // that were supplied, taking care of removing any corresponding 5547 // duplicate items in the generic resolve list. 5548 if (specifics != null) { 5549 for (int i=0; i<specifics.length; i++) { 5550 final Intent sintent = specifics[i]; 5551 if (sintent == null) { 5552 continue; 5553 } 5554 5555 if (DEBUG_INTENT_MATCHING) { 5556 Log.v(TAG, "Specific #" + i + ": " + sintent); 5557 } 5558 5559 String action = sintent.getAction(); 5560 if (resultsAction != null && resultsAction.equals(action)) { 5561 // If this action was explicitly requested, then don't 5562 // remove things that have it. 5563 action = null; 5564 } 5565 5566 ResolveInfo ri = null; 5567 ActivityInfo ai = null; 5568 5569 ComponentName comp = sintent.getComponent(); 5570 if (comp == null) { 5571 ri = resolveIntent( 5572 sintent, 5573 specificTypes != null ? specificTypes[i] : null, 5574 flags, userId); 5575 if (ri == null) { 5576 continue; 5577 } 5578 if (ri == mResolveInfo) { 5579 // ACK! Must do something better with this. 5580 } 5581 ai = ri.activityInfo; 5582 comp = new ComponentName(ai.applicationInfo.packageName, 5583 ai.name); 5584 } else { 5585 ai = getActivityInfo(comp, flags, userId); 5586 if (ai == null) { 5587 continue; 5588 } 5589 } 5590 5591 // Look for any generic query activities that are duplicates 5592 // of this specific one, and remove them from the results. 5593 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5594 N = results.size(); 5595 int j; 5596 for (j=specificsPos; j<N; j++) { 5597 ResolveInfo sri = results.get(j); 5598 if ((sri.activityInfo.name.equals(comp.getClassName()) 5599 && sri.activityInfo.applicationInfo.packageName.equals( 5600 comp.getPackageName())) 5601 || (action != null && sri.filter.matchAction(action))) { 5602 results.remove(j); 5603 if (DEBUG_INTENT_MATCHING) Log.v( 5604 TAG, "Removing duplicate item from " + j 5605 + " due to specific " + specificsPos); 5606 if (ri == null) { 5607 ri = sri; 5608 } 5609 j--; 5610 N--; 5611 } 5612 } 5613 5614 // Add this specific item to its proper place. 5615 if (ri == null) { 5616 ri = new ResolveInfo(); 5617 ri.activityInfo = ai; 5618 } 5619 results.add(specificsPos, ri); 5620 ri.specificIndex = i; 5621 specificsPos++; 5622 } 5623 } 5624 5625 // Now we go through the remaining generic results and remove any 5626 // duplicate actions that are found here. 5627 N = results.size(); 5628 for (int i=specificsPos; i<N-1; i++) { 5629 final ResolveInfo rii = results.get(i); 5630 if (rii.filter == null) { 5631 continue; 5632 } 5633 5634 // Iterate over all of the actions of this result's intent 5635 // filter... typically this should be just one. 5636 final Iterator<String> it = rii.filter.actionsIterator(); 5637 if (it == null) { 5638 continue; 5639 } 5640 while (it.hasNext()) { 5641 final String action = it.next(); 5642 if (resultsAction != null && resultsAction.equals(action)) { 5643 // If this action was explicitly requested, then don't 5644 // remove things that have it. 5645 continue; 5646 } 5647 for (int j=i+1; j<N; j++) { 5648 final ResolveInfo rij = results.get(j); 5649 if (rij.filter != null && rij.filter.hasAction(action)) { 5650 results.remove(j); 5651 if (DEBUG_INTENT_MATCHING) Log.v( 5652 TAG, "Removing duplicate item from " + j 5653 + " due to action " + action + " at " + i); 5654 j--; 5655 N--; 5656 } 5657 } 5658 } 5659 5660 // If the caller didn't request filter information, drop it now 5661 // so we don't have to marshall/unmarshall it. 5662 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5663 rii.filter = null; 5664 } 5665 } 5666 5667 // Filter out the caller activity if so requested. 5668 if (caller != null) { 5669 N = results.size(); 5670 for (int i=0; i<N; i++) { 5671 ActivityInfo ainfo = results.get(i).activityInfo; 5672 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5673 && caller.getClassName().equals(ainfo.name)) { 5674 results.remove(i); 5675 break; 5676 } 5677 } 5678 } 5679 5680 // If the caller didn't request filter information, 5681 // drop them now so we don't have to 5682 // marshall/unmarshall it. 5683 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5684 N = results.size(); 5685 for (int i=0; i<N; i++) { 5686 results.get(i).filter = null; 5687 } 5688 } 5689 5690 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5691 return results; 5692 } 5693 5694 @Override 5695 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5696 int userId) { 5697 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5698 flags = updateFlagsForResolve(flags, userId, intent); 5699 ComponentName comp = intent.getComponent(); 5700 if (comp == null) { 5701 if (intent.getSelector() != null) { 5702 intent = intent.getSelector(); 5703 comp = intent.getComponent(); 5704 } 5705 } 5706 if (comp != null) { 5707 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5708 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5709 if (ai != null) { 5710 ResolveInfo ri = new ResolveInfo(); 5711 ri.activityInfo = ai; 5712 list.add(ri); 5713 } 5714 return list; 5715 } 5716 5717 // reader 5718 synchronized (mPackages) { 5719 String pkgName = intent.getPackage(); 5720 if (pkgName == null) { 5721 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5722 } 5723 final PackageParser.Package pkg = mPackages.get(pkgName); 5724 if (pkg != null) { 5725 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5726 userId); 5727 } 5728 return null; 5729 } 5730 } 5731 5732 @Override 5733 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5734 if (!sUserManager.exists(userId)) return null; 5735 flags = updateFlagsForResolve(flags, userId, intent); 5736 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5737 if (query != null) { 5738 if (query.size() >= 1) { 5739 // If there is more than one service with the same priority, 5740 // just arbitrarily pick the first one. 5741 return query.get(0); 5742 } 5743 } 5744 return null; 5745 } 5746 5747 @Override 5748 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5749 int userId) { 5750 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5751 flags = updateFlagsForResolve(flags, userId, intent); 5752 ComponentName comp = intent.getComponent(); 5753 if (comp == null) { 5754 if (intent.getSelector() != null) { 5755 intent = intent.getSelector(); 5756 comp = intent.getComponent(); 5757 } 5758 } 5759 if (comp != null) { 5760 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5761 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5762 if (si != null) { 5763 final ResolveInfo ri = new ResolveInfo(); 5764 ri.serviceInfo = si; 5765 list.add(ri); 5766 } 5767 return list; 5768 } 5769 5770 // reader 5771 synchronized (mPackages) { 5772 String pkgName = intent.getPackage(); 5773 if (pkgName == null) { 5774 return mServices.queryIntent(intent, resolvedType, flags, userId); 5775 } 5776 final PackageParser.Package pkg = mPackages.get(pkgName); 5777 if (pkg != null) { 5778 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5779 userId); 5780 } 5781 return null; 5782 } 5783 } 5784 5785 @Override 5786 public List<ResolveInfo> queryIntentContentProviders( 5787 Intent intent, String resolvedType, int flags, int userId) { 5788 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5789 flags = updateFlagsForResolve(flags, userId, intent); 5790 ComponentName comp = intent.getComponent(); 5791 if (comp == null) { 5792 if (intent.getSelector() != null) { 5793 intent = intent.getSelector(); 5794 comp = intent.getComponent(); 5795 } 5796 } 5797 if (comp != null) { 5798 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5799 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5800 if (pi != null) { 5801 final ResolveInfo ri = new ResolveInfo(); 5802 ri.providerInfo = pi; 5803 list.add(ri); 5804 } 5805 return list; 5806 } 5807 5808 // reader 5809 synchronized (mPackages) { 5810 String pkgName = intent.getPackage(); 5811 if (pkgName == null) { 5812 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5813 } 5814 final PackageParser.Package pkg = mPackages.get(pkgName); 5815 if (pkg != null) { 5816 return mProviders.queryIntentForPackage( 5817 intent, resolvedType, flags, pkg.providers, userId); 5818 } 5819 return null; 5820 } 5821 } 5822 5823 @Override 5824 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5825 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5826 flags = updateFlagsForPackage(flags, userId, null); 5827 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5828 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5829 5830 // writer 5831 synchronized (mPackages) { 5832 ArrayList<PackageInfo> list; 5833 if (listUninstalled) { 5834 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5835 for (PackageSetting ps : mSettings.mPackages.values()) { 5836 PackageInfo pi; 5837 if (ps.pkg != null) { 5838 pi = generatePackageInfo(ps.pkg, flags, userId); 5839 } else { 5840 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5841 } 5842 if (pi != null) { 5843 list.add(pi); 5844 } 5845 } 5846 } else { 5847 list = new ArrayList<PackageInfo>(mPackages.size()); 5848 for (PackageParser.Package p : mPackages.values()) { 5849 PackageInfo pi = generatePackageInfo(p, flags, userId); 5850 if (pi != null) { 5851 list.add(pi); 5852 } 5853 } 5854 } 5855 5856 return new ParceledListSlice<PackageInfo>(list); 5857 } 5858 } 5859 5860 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5861 String[] permissions, boolean[] tmp, int flags, int userId) { 5862 int numMatch = 0; 5863 final PermissionsState permissionsState = ps.getPermissionsState(); 5864 for (int i=0; i<permissions.length; i++) { 5865 final String permission = permissions[i]; 5866 if (permissionsState.hasPermission(permission, userId)) { 5867 tmp[i] = true; 5868 numMatch++; 5869 } else { 5870 tmp[i] = false; 5871 } 5872 } 5873 if (numMatch == 0) { 5874 return; 5875 } 5876 PackageInfo pi; 5877 if (ps.pkg != null) { 5878 pi = generatePackageInfo(ps.pkg, flags, userId); 5879 } else { 5880 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5881 } 5882 // The above might return null in cases of uninstalled apps or install-state 5883 // skew across users/profiles. 5884 if (pi != null) { 5885 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5886 if (numMatch == permissions.length) { 5887 pi.requestedPermissions = permissions; 5888 } else { 5889 pi.requestedPermissions = new String[numMatch]; 5890 numMatch = 0; 5891 for (int i=0; i<permissions.length; i++) { 5892 if (tmp[i]) { 5893 pi.requestedPermissions[numMatch] = permissions[i]; 5894 numMatch++; 5895 } 5896 } 5897 } 5898 } 5899 list.add(pi); 5900 } 5901 } 5902 5903 @Override 5904 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5905 String[] permissions, int flags, int userId) { 5906 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5907 flags = updateFlagsForPackage(flags, userId, permissions); 5908 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5909 5910 // writer 5911 synchronized (mPackages) { 5912 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5913 boolean[] tmpBools = new boolean[permissions.length]; 5914 if (listUninstalled) { 5915 for (PackageSetting ps : mSettings.mPackages.values()) { 5916 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5917 } 5918 } else { 5919 for (PackageParser.Package pkg : mPackages.values()) { 5920 PackageSetting ps = (PackageSetting)pkg.mExtras; 5921 if (ps != null) { 5922 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5923 userId); 5924 } 5925 } 5926 } 5927 5928 return new ParceledListSlice<PackageInfo>(list); 5929 } 5930 } 5931 5932 @Override 5933 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5934 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5935 flags = updateFlagsForApplication(flags, userId, null); 5936 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5937 5938 // writer 5939 synchronized (mPackages) { 5940 ArrayList<ApplicationInfo> list; 5941 if (listUninstalled) { 5942 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5943 for (PackageSetting ps : mSettings.mPackages.values()) { 5944 ApplicationInfo ai; 5945 if (ps.pkg != null) { 5946 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5947 ps.readUserState(userId), userId); 5948 } else { 5949 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5950 } 5951 if (ai != null) { 5952 list.add(ai); 5953 } 5954 } 5955 } else { 5956 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5957 for (PackageParser.Package p : mPackages.values()) { 5958 if (p.mExtras != null) { 5959 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5960 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5961 if (ai != null) { 5962 list.add(ai); 5963 } 5964 } 5965 } 5966 } 5967 5968 return new ParceledListSlice<ApplicationInfo>(list); 5969 } 5970 } 5971 5972 @Override 5973 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5974 if (DISABLE_EPHEMERAL_APPS) { 5975 return null; 5976 } 5977 5978 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5979 "getEphemeralApplications"); 5980 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5981 "getEphemeralApplications"); 5982 synchronized (mPackages) { 5983 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5984 .getEphemeralApplicationsLPw(userId); 5985 if (ephemeralApps != null) { 5986 return new ParceledListSlice<>(ephemeralApps); 5987 } 5988 } 5989 return null; 5990 } 5991 5992 @Override 5993 public boolean isEphemeralApplication(String packageName, int userId) { 5994 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5995 "isEphemeral"); 5996 if (DISABLE_EPHEMERAL_APPS) { 5997 return false; 5998 } 5999 6000 if (!isCallerSameApp(packageName)) { 6001 return false; 6002 } 6003 synchronized (mPackages) { 6004 PackageParser.Package pkg = mPackages.get(packageName); 6005 if (pkg != null) { 6006 return pkg.applicationInfo.isEphemeralApp(); 6007 } 6008 } 6009 return false; 6010 } 6011 6012 @Override 6013 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 6014 if (DISABLE_EPHEMERAL_APPS) { 6015 return null; 6016 } 6017 6018 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 6019 "getCookie"); 6020 if (!isCallerSameApp(packageName)) { 6021 return null; 6022 } 6023 synchronized (mPackages) { 6024 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 6025 packageName, userId); 6026 } 6027 } 6028 6029 @Override 6030 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 6031 if (DISABLE_EPHEMERAL_APPS) { 6032 return true; 6033 } 6034 6035 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 6036 "setCookie"); 6037 if (!isCallerSameApp(packageName)) { 6038 return false; 6039 } 6040 synchronized (mPackages) { 6041 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 6042 packageName, cookie, userId); 6043 } 6044 } 6045 6046 @Override 6047 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 6048 if (DISABLE_EPHEMERAL_APPS) { 6049 return null; 6050 } 6051 6052 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6053 "getEphemeralApplicationIcon"); 6054 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 6055 "getEphemeralApplicationIcon"); 6056 synchronized (mPackages) { 6057 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 6058 packageName, userId); 6059 } 6060 } 6061 6062 private boolean isCallerSameApp(String packageName) { 6063 PackageParser.Package pkg = mPackages.get(packageName); 6064 return pkg != null 6065 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6066 } 6067 6068 public List<ApplicationInfo> getPersistentApplications(int flags) { 6069 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6070 6071 // reader 6072 synchronized (mPackages) { 6073 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6074 final int userId = UserHandle.getCallingUserId(); 6075 while (i.hasNext()) { 6076 final PackageParser.Package p = i.next(); 6077 if (p.applicationInfo != null 6078 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 6079 && (!mSafeMode || isSystemApp(p))) { 6080 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6081 if (ps != null) { 6082 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6083 ps.readUserState(userId), userId); 6084 if (ai != null) { 6085 finalList.add(ai); 6086 } 6087 } 6088 } 6089 } 6090 } 6091 6092 return finalList; 6093 } 6094 6095 @Override 6096 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6097 if (!sUserManager.exists(userId)) return null; 6098 flags = updateFlagsForComponent(flags, userId, name); 6099 // reader 6100 synchronized (mPackages) { 6101 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6102 PackageSetting ps = provider != null 6103 ? mSettings.mPackages.get(provider.owner.packageName) 6104 : null; 6105 return ps != null 6106 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6107 ? PackageParser.generateProviderInfo(provider, flags, 6108 ps.readUserState(userId), userId) 6109 : null; 6110 } 6111 } 6112 6113 /** 6114 * @deprecated 6115 */ 6116 @Deprecated 6117 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6118 // reader 6119 synchronized (mPackages) { 6120 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6121 .entrySet().iterator(); 6122 final int userId = UserHandle.getCallingUserId(); 6123 while (i.hasNext()) { 6124 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6125 PackageParser.Provider p = entry.getValue(); 6126 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6127 6128 if (ps != null && p.syncable 6129 && (!mSafeMode || (p.info.applicationInfo.flags 6130 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6131 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6132 ps.readUserState(userId), userId); 6133 if (info != null) { 6134 outNames.add(entry.getKey()); 6135 outInfo.add(info); 6136 } 6137 } 6138 } 6139 } 6140 } 6141 6142 @Override 6143 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6144 int uid, int flags) { 6145 final int userId = processName != null ? UserHandle.getUserId(uid) 6146 : UserHandle.getCallingUserId(); 6147 if (!sUserManager.exists(userId)) return null; 6148 flags = updateFlagsForComponent(flags, userId, processName); 6149 6150 ArrayList<ProviderInfo> finalList = null; 6151 // reader 6152 synchronized (mPackages) { 6153 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6154 while (i.hasNext()) { 6155 final PackageParser.Provider p = i.next(); 6156 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6157 if (ps != null && p.info.authority != null 6158 && (processName == null 6159 || (p.info.processName.equals(processName) 6160 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6161 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6162 if (finalList == null) { 6163 finalList = new ArrayList<ProviderInfo>(3); 6164 } 6165 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6166 ps.readUserState(userId), userId); 6167 if (info != null) { 6168 finalList.add(info); 6169 } 6170 } 6171 } 6172 } 6173 6174 if (finalList != null) { 6175 Collections.sort(finalList, mProviderInitOrderSorter); 6176 return new ParceledListSlice<ProviderInfo>(finalList); 6177 } 6178 6179 return null; 6180 } 6181 6182 @Override 6183 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6184 // reader 6185 synchronized (mPackages) { 6186 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6187 return PackageParser.generateInstrumentationInfo(i, flags); 6188 } 6189 } 6190 6191 @Override 6192 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6193 int flags) { 6194 ArrayList<InstrumentationInfo> finalList = 6195 new ArrayList<InstrumentationInfo>(); 6196 6197 // reader 6198 synchronized (mPackages) { 6199 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6200 while (i.hasNext()) { 6201 final PackageParser.Instrumentation p = i.next(); 6202 if (targetPackage == null 6203 || targetPackage.equals(p.info.targetPackage)) { 6204 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6205 flags); 6206 if (ii != null) { 6207 finalList.add(ii); 6208 } 6209 } 6210 } 6211 } 6212 6213 return finalList; 6214 } 6215 6216 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6217 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6218 if (overlays == null) { 6219 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6220 return; 6221 } 6222 for (PackageParser.Package opkg : overlays.values()) { 6223 // Not much to do if idmap fails: we already logged the error 6224 // and we certainly don't want to abort installation of pkg simply 6225 // because an overlay didn't fit properly. For these reasons, 6226 // ignore the return value of createIdmapForPackagePairLI. 6227 createIdmapForPackagePairLI(pkg, opkg); 6228 } 6229 } 6230 6231 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6232 PackageParser.Package opkg) { 6233 if (!opkg.mTrustedOverlay) { 6234 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6235 opkg.baseCodePath + ": overlay not trusted"); 6236 return false; 6237 } 6238 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6239 if (overlaySet == null) { 6240 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6241 opkg.baseCodePath + " but target package has no known overlays"); 6242 return false; 6243 } 6244 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6245 // TODO: generate idmap for split APKs 6246 try { 6247 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6248 } catch (InstallerException e) { 6249 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6250 + opkg.baseCodePath); 6251 return false; 6252 } 6253 PackageParser.Package[] overlayArray = 6254 overlaySet.values().toArray(new PackageParser.Package[0]); 6255 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6256 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6257 return p1.mOverlayPriority - p2.mOverlayPriority; 6258 } 6259 }; 6260 Arrays.sort(overlayArray, cmp); 6261 6262 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6263 int i = 0; 6264 for (PackageParser.Package p : overlayArray) { 6265 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6266 } 6267 return true; 6268 } 6269 6270 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6271 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6272 try { 6273 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6274 } finally { 6275 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6276 } 6277 } 6278 6279 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6280 final File[] files = dir.listFiles(); 6281 if (ArrayUtils.isEmpty(files)) { 6282 Log.d(TAG, "No files in app dir " + dir); 6283 return; 6284 } 6285 6286 if (DEBUG_PACKAGE_SCANNING) { 6287 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6288 + " flags=0x" + Integer.toHexString(parseFlags)); 6289 } 6290 6291 for (File file : files) { 6292 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6293 && !PackageInstallerService.isStageName(file.getName()); 6294 if (!isPackage) { 6295 // Ignore entries which are not packages 6296 continue; 6297 } 6298 try { 6299 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6300 scanFlags, currentTime, null); 6301 } catch (PackageManagerException e) { 6302 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6303 6304 // Delete invalid userdata apps 6305 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6306 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6307 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6308 removeCodePathLI(file); 6309 } 6310 } 6311 } 6312 } 6313 6314 private static File getSettingsProblemFile() { 6315 File dataDir = Environment.getDataDirectory(); 6316 File systemDir = new File(dataDir, "system"); 6317 File fname = new File(systemDir, "uiderrors.txt"); 6318 return fname; 6319 } 6320 6321 static void reportSettingsProblem(int priority, String msg) { 6322 logCriticalInfo(priority, msg); 6323 } 6324 6325 static void logCriticalInfo(int priority, String msg) { 6326 Slog.println(priority, TAG, msg); 6327 EventLogTags.writePmCriticalInfo(msg); 6328 try { 6329 File fname = getSettingsProblemFile(); 6330 FileOutputStream out = new FileOutputStream(fname, true); 6331 PrintWriter pw = new FastPrintWriter(out); 6332 SimpleDateFormat formatter = new SimpleDateFormat(); 6333 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6334 pw.println(dateString + ": " + msg); 6335 pw.close(); 6336 FileUtils.setPermissions( 6337 fname.toString(), 6338 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6339 -1, -1); 6340 } catch (java.io.IOException e) { 6341 } 6342 } 6343 6344 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 6345 int parseFlags) throws PackageManagerException { 6346 if (ps != null 6347 && ps.codePath.equals(srcFile) 6348 && ps.timeStamp == srcFile.lastModified() 6349 && !isCompatSignatureUpdateNeeded(pkg) 6350 && !isRecoverSignatureUpdateNeeded(pkg)) { 6351 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6352 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6353 ArraySet<PublicKey> signingKs; 6354 synchronized (mPackages) { 6355 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6356 } 6357 if (ps.signatures.mSignatures != null 6358 && ps.signatures.mSignatures.length != 0 6359 && signingKs != null) { 6360 // Optimization: reuse the existing cached certificates 6361 // if the package appears to be unchanged. 6362 pkg.mSignatures = ps.signatures.mSignatures; 6363 pkg.mSigningKeys = signingKs; 6364 return; 6365 } 6366 6367 Slog.w(TAG, "PackageSetting for " + ps.name 6368 + " is missing signatures. Collecting certs again to recover them."); 6369 } else { 6370 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6371 } 6372 6373 try { 6374 PackageParser.collectCertificates(pkg, parseFlags); 6375 } catch (PackageParserException e) { 6376 throw PackageManagerException.from(e); 6377 } 6378 } 6379 6380 /** 6381 * Traces a package scan. 6382 * @see #scanPackageLI(File, int, int, long, UserHandle) 6383 */ 6384 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6385 long currentTime, UserHandle user) throws PackageManagerException { 6386 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6387 try { 6388 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6389 } finally { 6390 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6391 } 6392 } 6393 6394 /** 6395 * Scans a package and returns the newly parsed package. 6396 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6397 */ 6398 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6399 long currentTime, UserHandle user) throws PackageManagerException { 6400 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6401 parseFlags |= mDefParseFlags; 6402 PackageParser pp = new PackageParser(); 6403 pp.setSeparateProcesses(mSeparateProcesses); 6404 pp.setOnlyCoreApps(mOnlyCore); 6405 pp.setDisplayMetrics(mMetrics); 6406 6407 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6408 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6409 } 6410 6411 final PackageParser.Package pkg; 6412 try { 6413 pkg = pp.parsePackage(scanFile, parseFlags); 6414 } catch (PackageParserException e) { 6415 throw PackageManagerException.from(e); 6416 } 6417 6418 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6419 } 6420 6421 /** 6422 * Scans a package and returns the newly parsed package. 6423 * @throws PackageManagerException on a parse error. 6424 */ 6425 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 6426 int parseFlags, int scanFlags, long currentTime, UserHandle user) 6427 throws PackageManagerException { 6428 // If the package has children and this is the first dive in the function 6429 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 6430 // packages (parent and children) would be successfully scanned before the 6431 // actual scan since scanning mutates internal state and we want to atomically 6432 // install the package and its children. 6433 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 6434 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 6435 scanFlags |= SCAN_CHECK_ONLY; 6436 } 6437 } else { 6438 scanFlags &= ~SCAN_CHECK_ONLY; 6439 } 6440 6441 // Scan the parent 6442 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, parseFlags, 6443 scanFlags, currentTime, user); 6444 6445 // Scan the children 6446 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 6447 for (int i = 0; i < childCount; i++) { 6448 PackageParser.Package childPackage = pkg.childPackages.get(i); 6449 scanPackageInternalLI(childPackage, scanFile, parseFlags, scanFlags, 6450 currentTime, user); 6451 } 6452 6453 6454 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 6455 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6456 } 6457 6458 return scannedPkg; 6459 } 6460 6461 /** 6462 * Scans a package and returns the newly parsed package. 6463 * @throws PackageManagerException on a parse error. 6464 */ 6465 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 6466 int parseFlags, int scanFlags, long currentTime, UserHandle user) 6467 throws PackageManagerException { 6468 PackageSetting ps = null; 6469 PackageSetting updatedPkg; 6470 // reader 6471 synchronized (mPackages) { 6472 // Look to see if we already know about this package. 6473 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6474 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6475 // This package has been renamed to its original name. Let's 6476 // use that. 6477 ps = mSettings.peekPackageLPr(oldName); 6478 } 6479 // If there was no original package, see one for the real package name. 6480 if (ps == null) { 6481 ps = mSettings.peekPackageLPr(pkg.packageName); 6482 } 6483 // Check to see if this package could be hiding/updating a system 6484 // package. Must look for it either under the original or real 6485 // package name depending on our state. 6486 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6487 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6488 6489 // If this is a package we don't know about on the system partition, we 6490 // may need to remove disabled child packages on the system partition 6491 // or may need to not add child packages if the parent apk is updated 6492 // on the data partition and no longer defines this child package. 6493 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6494 // If this is a parent package for an updated system app and this system 6495 // app got an OTA update which no longer defines some of the child packages 6496 // we have to prune them from the disabled system packages. 6497 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 6498 if (disabledPs != null) { 6499 final int scannedChildCount = (pkg.childPackages != null) 6500 ? pkg.childPackages.size() : 0; 6501 final int disabledChildCount = disabledPs.childPackageNames != null 6502 ? disabledPs.childPackageNames.size() : 0; 6503 for (int i = 0; i < disabledChildCount; i++) { 6504 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 6505 boolean disabledPackageAvailable = false; 6506 for (int j = 0; j < scannedChildCount; j++) { 6507 PackageParser.Package childPkg = pkg.childPackages.get(j); 6508 if (childPkg.packageName.equals(disabledChildPackageName)) { 6509 disabledPackageAvailable = true; 6510 break; 6511 } 6512 } 6513 if (!disabledPackageAvailable) { 6514 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 6515 } 6516 } 6517 } 6518 } 6519 } 6520 6521 boolean updatedPkgBetter = false; 6522 // First check if this is a system package that may involve an update 6523 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6524 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6525 // it needs to drop FLAG_PRIVILEGED. 6526 if (locationIsPrivileged(scanFile)) { 6527 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6528 } else { 6529 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6530 } 6531 6532 if (ps != null && !ps.codePath.equals(scanFile)) { 6533 // The path has changed from what was last scanned... check the 6534 // version of the new path against what we have stored to determine 6535 // what to do. 6536 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6537 if (pkg.mVersionCode <= ps.versionCode) { 6538 // The system package has been updated and the code path does not match 6539 // Ignore entry. Skip it. 6540 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6541 + " ignored: updated version " + ps.versionCode 6542 + " better than this " + pkg.mVersionCode); 6543 if (!updatedPkg.codePath.equals(scanFile)) { 6544 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6545 + ps.name + " changing from " + updatedPkg.codePathString 6546 + " to " + scanFile); 6547 updatedPkg.codePath = scanFile; 6548 updatedPkg.codePathString = scanFile.toString(); 6549 updatedPkg.resourcePath = scanFile; 6550 updatedPkg.resourcePathString = scanFile.toString(); 6551 } 6552 updatedPkg.pkg = pkg; 6553 updatedPkg.versionCode = pkg.mVersionCode; 6554 6555 // Update the disabled system child packages to point to the package too. 6556 final int childCount = updatedPkg.childPackageNames != null 6557 ? updatedPkg.childPackageNames.size() : 0; 6558 for (int i = 0; i < childCount; i++) { 6559 String childPackageName = updatedPkg.childPackageNames.get(i); 6560 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 6561 childPackageName); 6562 if (updatedChildPkg != null) { 6563 updatedChildPkg.pkg = pkg; 6564 updatedChildPkg.versionCode = pkg.mVersionCode; 6565 } 6566 } 6567 6568 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 6569 + scanFile + " ignored: updated version " + ps.versionCode 6570 + " better than this " + pkg.mVersionCode); 6571 } else { 6572 // The current app on the system partition is better than 6573 // what we have updated to on the data partition; switch 6574 // back to the system partition version. 6575 // At this point, its safely assumed that package installation for 6576 // apps in system partition will go through. If not there won't be a working 6577 // version of the app 6578 // writer 6579 synchronized (mPackages) { 6580 // Just remove the loaded entries from package lists. 6581 mPackages.remove(ps.name); 6582 } 6583 6584 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6585 + " reverting from " + ps.codePathString 6586 + ": new version " + pkg.mVersionCode 6587 + " better than installed " + ps.versionCode); 6588 6589 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6590 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6591 synchronized (mInstallLock) { 6592 args.cleanUpResourcesLI(); 6593 } 6594 synchronized (mPackages) { 6595 mSettings.enableSystemPackageLPw(ps.name); 6596 } 6597 updatedPkgBetter = true; 6598 } 6599 } 6600 } 6601 6602 if (updatedPkg != null) { 6603 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6604 // initially 6605 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6606 6607 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6608 // flag set initially 6609 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6610 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6611 } 6612 } 6613 6614 // Verify certificates against what was last scanned 6615 collectCertificatesLI(ps, pkg, scanFile, parseFlags); 6616 6617 /* 6618 * A new system app appeared, but we already had a non-system one of the 6619 * same name installed earlier. 6620 */ 6621 boolean shouldHideSystemApp = false; 6622 if (updatedPkg == null && ps != null 6623 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6624 /* 6625 * Check to make sure the signatures match first. If they don't, 6626 * wipe the installed application and its data. 6627 */ 6628 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6629 != PackageManager.SIGNATURE_MATCH) { 6630 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6631 + " signatures don't match existing userdata copy; removing"); 6632 deletePackageLI(pkg.packageName, null, true, null, 0, null, false, null); 6633 ps = null; 6634 } else { 6635 /* 6636 * If the newly-added system app is an older version than the 6637 * already installed version, hide it. It will be scanned later 6638 * and re-added like an update. 6639 */ 6640 if (pkg.mVersionCode <= ps.versionCode) { 6641 shouldHideSystemApp = true; 6642 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6643 + " but new version " + pkg.mVersionCode + " better than installed " 6644 + ps.versionCode + "; hiding system"); 6645 } else { 6646 /* 6647 * The newly found system app is a newer version that the 6648 * one previously installed. Simply remove the 6649 * already-installed application and replace it with our own 6650 * while keeping the application data. 6651 */ 6652 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6653 + " reverting from " + ps.codePathString + ": new version " 6654 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6655 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6656 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6657 synchronized (mInstallLock) { 6658 args.cleanUpResourcesLI(); 6659 } 6660 } 6661 } 6662 } 6663 6664 // The apk is forward locked (not public) if its code and resources 6665 // are kept in different files. (except for app in either system or 6666 // vendor path). 6667 // TODO grab this value from PackageSettings 6668 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6669 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6670 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6671 } 6672 } 6673 6674 // TODO: extend to support forward-locked splits 6675 String resourcePath = null; 6676 String baseResourcePath = null; 6677 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6678 if (ps != null && ps.resourcePathString != null) { 6679 resourcePath = ps.resourcePathString; 6680 baseResourcePath = ps.resourcePathString; 6681 } else { 6682 // Should not happen at all. Just log an error. 6683 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 6684 } 6685 } else { 6686 resourcePath = pkg.codePath; 6687 baseResourcePath = pkg.baseCodePath; 6688 } 6689 6690 // Set application objects path explicitly. 6691 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 6692 pkg.setApplicationInfoCodePath(pkg.codePath); 6693 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 6694 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 6695 pkg.setApplicationInfoResourcePath(resourcePath); 6696 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 6697 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 6698 6699 // Note that we invoke the following method only if we are about to unpack an application 6700 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6701 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6702 6703 /* 6704 * If the system app should be overridden by a previously installed 6705 * data, hide the system app now and let the /data/app scan pick it up 6706 * again. 6707 */ 6708 if (shouldHideSystemApp) { 6709 synchronized (mPackages) { 6710 mSettings.disableSystemPackageLPw(pkg.packageName, true); 6711 } 6712 } 6713 6714 return scannedPkg; 6715 } 6716 6717 private static String fixProcessName(String defProcessName, 6718 String processName, int uid) { 6719 if (processName == null) { 6720 return defProcessName; 6721 } 6722 return processName; 6723 } 6724 6725 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6726 throws PackageManagerException { 6727 if (pkgSetting.signatures.mSignatures != null) { 6728 // Already existing package. Make sure signatures match 6729 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6730 == PackageManager.SIGNATURE_MATCH; 6731 if (!match) { 6732 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6733 == PackageManager.SIGNATURE_MATCH; 6734 } 6735 if (!match) { 6736 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6737 == PackageManager.SIGNATURE_MATCH; 6738 } 6739 if (!match) { 6740 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6741 + pkg.packageName + " signatures do not match the " 6742 + "previously installed version; ignoring!"); 6743 } 6744 } 6745 6746 // Check for shared user signatures 6747 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6748 // Already existing package. Make sure signatures match 6749 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6750 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6751 if (!match) { 6752 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6753 == PackageManager.SIGNATURE_MATCH; 6754 } 6755 if (!match) { 6756 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6757 == PackageManager.SIGNATURE_MATCH; 6758 } 6759 if (!match) { 6760 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6761 "Package " + pkg.packageName 6762 + " has no signatures that match those in shared user " 6763 + pkgSetting.sharedUser.name + "; ignoring!"); 6764 } 6765 } 6766 } 6767 6768 /** 6769 * Enforces that only the system UID or root's UID can call a method exposed 6770 * via Binder. 6771 * 6772 * @param message used as message if SecurityException is thrown 6773 * @throws SecurityException if the caller is not system or root 6774 */ 6775 private static final void enforceSystemOrRoot(String message) { 6776 final int uid = Binder.getCallingUid(); 6777 if (uid != Process.SYSTEM_UID && uid != 0) { 6778 throw new SecurityException(message); 6779 } 6780 } 6781 6782 @Override 6783 public void performFstrimIfNeeded() { 6784 enforceSystemOrRoot("Only the system can request fstrim"); 6785 6786 // Before everything else, see whether we need to fstrim. 6787 try { 6788 IMountService ms = PackageHelper.getMountService(); 6789 if (ms != null) { 6790 final boolean isUpgrade = isUpgrade(); 6791 boolean doTrim = isUpgrade; 6792 if (doTrim) { 6793 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6794 } else { 6795 final long interval = android.provider.Settings.Global.getLong( 6796 mContext.getContentResolver(), 6797 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6798 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6799 if (interval > 0) { 6800 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6801 if (timeSinceLast > interval) { 6802 doTrim = true; 6803 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6804 + "; running immediately"); 6805 } 6806 } 6807 } 6808 if (doTrim) { 6809 if (!isFirstBoot()) { 6810 try { 6811 ActivityManagerNative.getDefault().showBootMessage( 6812 mContext.getResources().getString( 6813 R.string.android_upgrading_fstrim), true); 6814 } catch (RemoteException e) { 6815 } 6816 } 6817 ms.runMaintenance(); 6818 } 6819 } else { 6820 Slog.e(TAG, "Mount service unavailable!"); 6821 } 6822 } catch (RemoteException e) { 6823 // Can't happen; MountService is local 6824 } 6825 } 6826 6827 @Override 6828 public void extractPackagesIfNeeded() { 6829 enforceSystemOrRoot("Only the system can request package extraction"); 6830 6831 // Extract pacakges only if profile-guided compilation is enabled because 6832 // otherwise BackgroundDexOptService will not dexopt them later. 6833 if (!mUseJitProfiles || !isUpgrade()) { 6834 return; 6835 } 6836 6837 List<PackageParser.Package> pkgs; 6838 synchronized (mPackages) { 6839 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 6840 } 6841 6842 int curr = 0; 6843 int total = pkgs.size(); 6844 for (PackageParser.Package pkg : pkgs) { 6845 curr++; 6846 6847 if (DEBUG_DEXOPT) { 6848 Log.i(TAG, "Extracting app " + curr + " of " + total + ": " + pkg.packageName); 6849 } 6850 6851 if (!isFirstBoot()) { 6852 try { 6853 ActivityManagerNative.getDefault().showBootMessage( 6854 mContext.getResources().getString(R.string.android_upgrading_apk, 6855 curr, total), true); 6856 } catch (RemoteException e) { 6857 } 6858 } 6859 6860 if (PackageDexOptimizer.canOptimizePackage(pkg)) { 6861 performDexOpt(pkg.packageName, null /* instructionSet */, 6862 false /* useProfiles */, true /* extractOnly */, false /* force */); 6863 } 6864 } 6865 } 6866 6867 @Override 6868 public void notifyPackageUse(String packageName) { 6869 synchronized (mPackages) { 6870 PackageParser.Package p = mPackages.get(packageName); 6871 if (p == null) { 6872 return; 6873 } 6874 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6875 } 6876 } 6877 6878 // TODO: this is not used nor needed. Delete it. 6879 @Override 6880 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6881 return performDexOptTraced(packageName, instructionSet, false /* useProfiles */, 6882 false /* extractOnly */, false /* force */); 6883 } 6884 6885 @Override 6886 public boolean performDexOpt(String packageName, String instructionSet, boolean useProfiles, 6887 boolean extractOnly, boolean force) { 6888 return performDexOptTraced(packageName, instructionSet, useProfiles, extractOnly, force); 6889 } 6890 6891 private boolean performDexOptTraced(String packageName, String instructionSet, 6892 boolean useProfiles, boolean extractOnly, boolean force) { 6893 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6894 try { 6895 return performDexOptInternal(packageName, instructionSet, useProfiles, extractOnly, 6896 force); 6897 } finally { 6898 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6899 } 6900 } 6901 6902 private boolean performDexOptInternal(String packageName, String instructionSet, 6903 boolean useProfiles, boolean extractOnly, boolean force) { 6904 PackageParser.Package p; 6905 final String targetInstructionSet; 6906 synchronized (mPackages) { 6907 p = mPackages.get(packageName); 6908 if (p == null) { 6909 return false; 6910 } 6911 mPackageUsage.write(false); 6912 6913 targetInstructionSet = instructionSet != null ? instructionSet : 6914 getPrimaryInstructionSet(p.applicationInfo); 6915 if (!force && !useProfiles && p.mDexOptPerformed.contains(targetInstructionSet)) { 6916 // Skip only if we do not use profiles since they might trigger a recompilation. 6917 return false; 6918 } 6919 } 6920 long callingId = Binder.clearCallingIdentity(); 6921 try { 6922 synchronized (mInstallLock) { 6923 final String[] instructionSets = new String[] { targetInstructionSet }; 6924 int result = performDexOptInternalWithDependenciesLI(p, instructionSets, 6925 useProfiles, extractOnly, force); 6926 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6927 } 6928 } finally { 6929 Binder.restoreCallingIdentity(callingId); 6930 } 6931 } 6932 6933 public ArraySet<String> getOptimizablePackages() { 6934 ArraySet<String> pkgs = new ArraySet<String>(); 6935 synchronized (mPackages) { 6936 for (PackageParser.Package p : mPackages.values()) { 6937 if (PackageDexOptimizer.canOptimizePackage(p)) { 6938 pkgs.add(p.packageName); 6939 } 6940 } 6941 } 6942 return pkgs; 6943 } 6944 6945 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 6946 String instructionSets[], boolean useProfiles, boolean extractOnly, boolean force) { 6947 // Select the dex optimizer based on the force parameter. 6948 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 6949 // allocate an object here. 6950 PackageDexOptimizer pdo = force 6951 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 6952 : mPackageDexOptimizer; 6953 6954 // Optimize all dependencies first. Note: we ignore the return value and march on 6955 // on errors. 6956 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 6957 if (!deps.isEmpty()) { 6958 for (PackageParser.Package depPackage : deps) { 6959 // TODO: Analyze and investigate if we (should) profile libraries. 6960 // Currently this will do a full compilation of the library. 6961 pdo.performDexOpt(depPackage, instructionSets, false /* useProfiles */, 6962 false /* extractOnly */); 6963 } 6964 } 6965 6966 return pdo.performDexOpt(p, instructionSets, useProfiles, extractOnly); 6967 } 6968 6969 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 6970 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 6971 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 6972 Set<String> collectedNames = new HashSet<>(); 6973 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 6974 6975 retValue.remove(p); 6976 6977 return retValue; 6978 } else { 6979 return Collections.emptyList(); 6980 } 6981 } 6982 6983 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 6984 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 6985 if (!collectedNames.contains(p.packageName)) { 6986 collectedNames.add(p.packageName); 6987 collected.add(p); 6988 6989 if (p.usesLibraries != null) { 6990 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 6991 } 6992 if (p.usesOptionalLibraries != null) { 6993 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 6994 collectedNames); 6995 } 6996 } 6997 } 6998 6999 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 7000 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7001 for (String libName : libs) { 7002 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 7003 if (libPkg != null) { 7004 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 7005 } 7006 } 7007 } 7008 7009 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 7010 synchronized (mPackages) { 7011 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 7012 if (lib != null && lib.apk != null) { 7013 return mPackages.get(lib.apk); 7014 } 7015 } 7016 return null; 7017 } 7018 7019 public void shutdown() { 7020 mPackageUsage.write(true); 7021 } 7022 7023 @Override 7024 public void forceDexOpt(String packageName) { 7025 enforceSystemOrRoot("forceDexOpt"); 7026 7027 PackageParser.Package pkg; 7028 synchronized (mPackages) { 7029 pkg = mPackages.get(packageName); 7030 if (pkg == null) { 7031 throw new IllegalArgumentException("Unknown package: " + packageName); 7032 } 7033 } 7034 7035 synchronized (mInstallLock) { 7036 final String[] instructionSets = new String[] { 7037 getPrimaryInstructionSet(pkg.applicationInfo) }; 7038 7039 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7040 7041 // Whoever is calling forceDexOpt wants a fully compiled package. 7042 // Don't use profiles since that may cause compilation to be skipped. 7043 final int res = performDexOptInternalWithDependenciesLI(pkg, instructionSets, 7044 false /* useProfiles */, false /* extractOnly */, true /* force */); 7045 7046 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7047 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 7048 throw new IllegalStateException("Failed to dexopt: " + res); 7049 } 7050 } 7051 } 7052 7053 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 7054 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 7055 Slog.w(TAG, "Unable to update from " + oldPkg.name 7056 + " to " + newPkg.packageName 7057 + ": old package not in system partition"); 7058 return false; 7059 } else if (mPackages.get(oldPkg.name) != null) { 7060 Slog.w(TAG, "Unable to update from " + oldPkg.name 7061 + " to " + newPkg.packageName 7062 + ": old package still exists"); 7063 return false; 7064 } 7065 return true; 7066 } 7067 7068 private boolean removeDataDirsLI(String volumeUuid, String packageName) { 7069 // TODO: triage flags as part of 26466827 7070 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 7071 7072 boolean res = true; 7073 final int[] users = sUserManager.getUserIds(); 7074 for (int user : users) { 7075 try { 7076 mInstaller.destroyAppData(volumeUuid, packageName, user, flags); 7077 } catch (InstallerException e) { 7078 Slog.w(TAG, "Failed to delete data directory", e); 7079 res = false; 7080 } 7081 } 7082 return res; 7083 } 7084 7085 void removeCodePathLI(File codePath) { 7086 if (codePath.isDirectory()) { 7087 try { 7088 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7089 } catch (InstallerException e) { 7090 Slog.w(TAG, "Failed to remove code path", e); 7091 } 7092 } else { 7093 codePath.delete(); 7094 } 7095 } 7096 7097 void destroyAppDataLI(String volumeUuid, String packageName, int userId, int flags) { 7098 try { 7099 mInstaller.destroyAppData(volumeUuid, packageName, userId, flags); 7100 } catch (InstallerException e) { 7101 Slog.w(TAG, "Failed to destroy app data", e); 7102 } 7103 } 7104 7105 void restoreconAppDataLI(String volumeUuid, String packageName, int userId, int flags, 7106 int appId, String seinfo) { 7107 try { 7108 mInstaller.restoreconAppData(volumeUuid, packageName, userId, flags, appId, seinfo); 7109 } catch (InstallerException e) { 7110 Slog.e(TAG, "Failed to restorecon for " + packageName + ": " + e); 7111 } 7112 } 7113 7114 private void deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 7115 final PackageParser.Package pkg; 7116 synchronized (mPackages) { 7117 pkg = mPackages.get(packageName); 7118 } 7119 if (pkg == null) { 7120 Slog.w(TAG, "Failed to delete code cache directory. No package: " + packageName); 7121 return; 7122 } 7123 deleteCodeCacheDirsLI(pkg); 7124 } 7125 7126 private void deleteCodeCacheDirsLI(PackageParser.Package pkg) { 7127 // TODO: triage flags as part of 26466827 7128 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 7129 7130 int[] users = sUserManager.getUserIds(); 7131 int res = 0; 7132 for (int user : users) { 7133 // Remove the parent code cache 7134 try { 7135 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, user, 7136 flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 7137 } catch (InstallerException e) { 7138 Slog.w(TAG, "Failed to delete code cache directory", e); 7139 } 7140 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7141 for (int i = 0; i < childCount; i++) { 7142 PackageParser.Package childPkg = pkg.childPackages.get(i); 7143 // Remove the child code cache 7144 try { 7145 mInstaller.clearAppData(childPkg.volumeUuid, childPkg.packageName, 7146 user, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 7147 } catch (InstallerException e) { 7148 Slog.w(TAG, "Failed to delete code cache directory", e); 7149 } 7150 } 7151 } 7152 } 7153 7154 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 7155 long lastUpdateTime) { 7156 // Set parent install/update time 7157 PackageSetting ps = (PackageSetting) pkg.mExtras; 7158 if (ps != null) { 7159 ps.firstInstallTime = firstInstallTime; 7160 ps.lastUpdateTime = lastUpdateTime; 7161 } 7162 // Set children install/update time 7163 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7164 for (int i = 0; i < childCount; i++) { 7165 PackageParser.Package childPkg = pkg.childPackages.get(i); 7166 ps = (PackageSetting) childPkg.mExtras; 7167 if (ps != null) { 7168 ps.firstInstallTime = firstInstallTime; 7169 ps.lastUpdateTime = lastUpdateTime; 7170 } 7171 } 7172 } 7173 7174 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 7175 PackageParser.Package changingLib) { 7176 if (file.path != null) { 7177 usesLibraryFiles.add(file.path); 7178 return; 7179 } 7180 PackageParser.Package p = mPackages.get(file.apk); 7181 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 7182 // If we are doing this while in the middle of updating a library apk, 7183 // then we need to make sure to use that new apk for determining the 7184 // dependencies here. (We haven't yet finished committing the new apk 7185 // to the package manager state.) 7186 if (p == null || p.packageName.equals(changingLib.packageName)) { 7187 p = changingLib; 7188 } 7189 } 7190 if (p != null) { 7191 usesLibraryFiles.addAll(p.getAllCodePaths()); 7192 } 7193 } 7194 7195 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 7196 PackageParser.Package changingLib) throws PackageManagerException { 7197 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 7198 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 7199 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 7200 for (int i=0; i<N; i++) { 7201 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 7202 if (file == null) { 7203 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 7204 "Package " + pkg.packageName + " requires unavailable shared library " 7205 + pkg.usesLibraries.get(i) + "; failing!"); 7206 } 7207 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7208 } 7209 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 7210 for (int i=0; i<N; i++) { 7211 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 7212 if (file == null) { 7213 Slog.w(TAG, "Package " + pkg.packageName 7214 + " desires unavailable shared library " 7215 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 7216 } else { 7217 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7218 } 7219 } 7220 N = usesLibraryFiles.size(); 7221 if (N > 0) { 7222 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 7223 } else { 7224 pkg.usesLibraryFiles = null; 7225 } 7226 } 7227 } 7228 7229 private static boolean hasString(List<String> list, List<String> which) { 7230 if (list == null) { 7231 return false; 7232 } 7233 for (int i=list.size()-1; i>=0; i--) { 7234 for (int j=which.size()-1; j>=0; j--) { 7235 if (which.get(j).equals(list.get(i))) { 7236 return true; 7237 } 7238 } 7239 } 7240 return false; 7241 } 7242 7243 private void updateAllSharedLibrariesLPw() { 7244 for (PackageParser.Package pkg : mPackages.values()) { 7245 try { 7246 updateSharedLibrariesLPw(pkg, null); 7247 } catch (PackageManagerException e) { 7248 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7249 } 7250 } 7251 } 7252 7253 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 7254 PackageParser.Package changingPkg) { 7255 ArrayList<PackageParser.Package> res = null; 7256 for (PackageParser.Package pkg : mPackages.values()) { 7257 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 7258 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 7259 if (res == null) { 7260 res = new ArrayList<PackageParser.Package>(); 7261 } 7262 res.add(pkg); 7263 try { 7264 updateSharedLibrariesLPw(pkg, changingPkg); 7265 } catch (PackageManagerException e) { 7266 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7267 } 7268 } 7269 } 7270 return res; 7271 } 7272 7273 /** 7274 * Derive the value of the {@code cpuAbiOverride} based on the provided 7275 * value and an optional stored value from the package settings. 7276 */ 7277 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 7278 String cpuAbiOverride = null; 7279 7280 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 7281 cpuAbiOverride = null; 7282 } else if (abiOverride != null) { 7283 cpuAbiOverride = abiOverride; 7284 } else if (settings != null) { 7285 cpuAbiOverride = settings.cpuAbiOverrideString; 7286 } 7287 7288 return cpuAbiOverride; 7289 } 7290 7291 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 7292 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7293 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 7294 // If the package has children and this is the first dive in the function 7295 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 7296 // whether all packages (parent and children) would be successfully scanned 7297 // before the actual scan since scanning mutates internal state and we want 7298 // to atomically install the package and its children. 7299 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7300 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7301 scanFlags |= SCAN_CHECK_ONLY; 7302 } 7303 } else { 7304 scanFlags &= ~SCAN_CHECK_ONLY; 7305 } 7306 7307 final PackageParser.Package scannedPkg; 7308 try { 7309 // Scan the parent 7310 scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 7311 // Scan the children 7312 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7313 for (int i = 0; i < childCount; i++) { 7314 PackageParser.Package childPkg = pkg.childPackages.get(i); 7315 scanPackageLI(childPkg, parseFlags, 7316 scanFlags, currentTime, user); 7317 } 7318 } finally { 7319 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7320 } 7321 7322 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7323 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 7324 } 7325 7326 return scannedPkg; 7327 } 7328 7329 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 7330 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7331 boolean success = false; 7332 try { 7333 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 7334 currentTime, user); 7335 success = true; 7336 return res; 7337 } finally { 7338 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 7339 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 7340 } 7341 } 7342 } 7343 7344 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 7345 int scanFlags, long currentTime, UserHandle user) 7346 throws PackageManagerException { 7347 final File scanFile = new File(pkg.codePath); 7348 if (pkg.applicationInfo.getCodePath() == null || 7349 pkg.applicationInfo.getResourcePath() == null) { 7350 // Bail out. The resource and code paths haven't been set. 7351 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7352 "Code and resource paths haven't been set correctly"); 7353 } 7354 7355 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 7356 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 7357 } else { 7358 // Only allow system apps to be flagged as core apps. 7359 pkg.coreApp = false; 7360 } 7361 7362 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 7363 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7364 } 7365 7366 if (mCustomResolverComponentName != null && 7367 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 7368 setUpCustomResolverActivity(pkg); 7369 } 7370 7371 if (pkg.packageName.equals("android")) { 7372 synchronized (mPackages) { 7373 if (mAndroidApplication != null) { 7374 Slog.w(TAG, "*************************************************"); 7375 Slog.w(TAG, "Core android package being redefined. Skipping."); 7376 Slog.w(TAG, " file=" + scanFile); 7377 Slog.w(TAG, "*************************************************"); 7378 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7379 "Core android package being redefined. Skipping."); 7380 } 7381 7382 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7383 // Set up information for our fall-back user intent resolution activity. 7384 mPlatformPackage = pkg; 7385 pkg.mVersionCode = mSdkVersion; 7386 mAndroidApplication = pkg.applicationInfo; 7387 7388 if (!mResolverReplaced) { 7389 mResolveActivity.applicationInfo = mAndroidApplication; 7390 mResolveActivity.name = ResolverActivity.class.getName(); 7391 mResolveActivity.packageName = mAndroidApplication.packageName; 7392 mResolveActivity.processName = "system:ui"; 7393 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7394 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 7395 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 7396 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 7397 mResolveActivity.exported = true; 7398 mResolveActivity.enabled = true; 7399 mResolveInfo.activityInfo = mResolveActivity; 7400 mResolveInfo.priority = 0; 7401 mResolveInfo.preferredOrder = 0; 7402 mResolveInfo.match = 0; 7403 mResolveComponentName = new ComponentName( 7404 mAndroidApplication.packageName, mResolveActivity.name); 7405 } 7406 } 7407 } 7408 } 7409 7410 if (DEBUG_PACKAGE_SCANNING) { 7411 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7412 Log.d(TAG, "Scanning package " + pkg.packageName); 7413 } 7414 7415 synchronized (mPackages) { 7416 if (mPackages.containsKey(pkg.packageName) 7417 || mSharedLibraries.containsKey(pkg.packageName)) { 7418 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7419 "Application package " + pkg.packageName 7420 + " already installed. Skipping duplicate."); 7421 } 7422 7423 // If we're only installing presumed-existing packages, require that the 7424 // scanned APK is both already known and at the path previously established 7425 // for it. Previously unknown packages we pick up normally, but if we have an 7426 // a priori expectation about this package's install presence, enforce it. 7427 // With a singular exception for new system packages. When an OTA contains 7428 // a new system package, we allow the codepath to change from a system location 7429 // to the user-installed location. If we don't allow this change, any newer, 7430 // user-installed version of the application will be ignored. 7431 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 7432 if (mExpectingBetter.containsKey(pkg.packageName)) { 7433 logCriticalInfo(Log.WARN, 7434 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 7435 } else { 7436 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 7437 if (known != null) { 7438 if (DEBUG_PACKAGE_SCANNING) { 7439 Log.d(TAG, "Examining " + pkg.codePath 7440 + " and requiring known paths " + known.codePathString 7441 + " & " + known.resourcePathString); 7442 } 7443 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 7444 || !pkg.applicationInfo.getResourcePath().equals( 7445 known.resourcePathString)) { 7446 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 7447 "Application package " + pkg.packageName 7448 + " found at " + pkg.applicationInfo.getCodePath() 7449 + " but expected at " + known.codePathString 7450 + "; ignoring."); 7451 } 7452 } 7453 } 7454 } 7455 } 7456 7457 // Initialize package source and resource directories 7458 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 7459 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 7460 7461 SharedUserSetting suid = null; 7462 PackageSetting pkgSetting = null; 7463 7464 if (!isSystemApp(pkg)) { 7465 // Only system apps can use these features. 7466 pkg.mOriginalPackages = null; 7467 pkg.mRealPackage = null; 7468 pkg.mAdoptPermissions = null; 7469 } 7470 7471 // Getting the package setting may have a side-effect, so if we 7472 // are only checking if scan would succeed, stash a copy of the 7473 // old setting to restore at the end. 7474 PackageSetting nonMutatedPs = null; 7475 7476 // writer 7477 synchronized (mPackages) { 7478 if (pkg.mSharedUserId != null) { 7479 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7480 if (suid == null) { 7481 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7482 "Creating application package " + pkg.packageName 7483 + " for shared user failed"); 7484 } 7485 if (DEBUG_PACKAGE_SCANNING) { 7486 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7487 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7488 + "): packages=" + suid.packages); 7489 } 7490 } 7491 7492 // Check if we are renaming from an original package name. 7493 PackageSetting origPackage = null; 7494 String realName = null; 7495 if (pkg.mOriginalPackages != null) { 7496 // This package may need to be renamed to a previously 7497 // installed name. Let's check on that... 7498 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7499 if (pkg.mOriginalPackages.contains(renamed)) { 7500 // This package had originally been installed as the 7501 // original name, and we have already taken care of 7502 // transitioning to the new one. Just update the new 7503 // one to continue using the old name. 7504 realName = pkg.mRealPackage; 7505 if (!pkg.packageName.equals(renamed)) { 7506 // Callers into this function may have already taken 7507 // care of renaming the package; only do it here if 7508 // it is not already done. 7509 pkg.setPackageName(renamed); 7510 } 7511 7512 } else { 7513 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7514 if ((origPackage = mSettings.peekPackageLPr( 7515 pkg.mOriginalPackages.get(i))) != null) { 7516 // We do have the package already installed under its 7517 // original name... should we use it? 7518 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7519 // New package is not compatible with original. 7520 origPackage = null; 7521 continue; 7522 } else if (origPackage.sharedUser != null) { 7523 // Make sure uid is compatible between packages. 7524 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7525 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7526 + " to " + pkg.packageName + ": old uid " 7527 + origPackage.sharedUser.name 7528 + " differs from " + pkg.mSharedUserId); 7529 origPackage = null; 7530 continue; 7531 } 7532 } else { 7533 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7534 + pkg.packageName + " to old name " + origPackage.name); 7535 } 7536 break; 7537 } 7538 } 7539 } 7540 } 7541 7542 if (mTransferedPackages.contains(pkg.packageName)) { 7543 Slog.w(TAG, "Package " + pkg.packageName 7544 + " was transferred to another, but its .apk remains"); 7545 } 7546 7547 // See comments in nonMutatedPs declaration 7548 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7549 PackageSetting foundPs = mSettings.peekPackageLPr(pkg.packageName); 7550 if (foundPs != null) { 7551 nonMutatedPs = new PackageSetting(foundPs); 7552 } 7553 } 7554 7555 // Just create the setting, don't add it yet. For already existing packages 7556 // the PkgSetting exists already and doesn't have to be created. 7557 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7558 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7559 pkg.applicationInfo.primaryCpuAbi, 7560 pkg.applicationInfo.secondaryCpuAbi, 7561 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7562 user, false); 7563 if (pkgSetting == null) { 7564 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7565 "Creating application package " + pkg.packageName + " failed"); 7566 } 7567 7568 if (pkgSetting.origPackage != null) { 7569 // If we are first transitioning from an original package, 7570 // fix up the new package's name now. We need to do this after 7571 // looking up the package under its new name, so getPackageLP 7572 // can take care of fiddling things correctly. 7573 pkg.setPackageName(origPackage.name); 7574 7575 // File a report about this. 7576 String msg = "New package " + pkgSetting.realName 7577 + " renamed to replace old package " + pkgSetting.name; 7578 reportSettingsProblem(Log.WARN, msg); 7579 7580 // Make a note of it. 7581 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7582 mTransferedPackages.add(origPackage.name); 7583 } 7584 7585 // No longer need to retain this. 7586 pkgSetting.origPackage = null; 7587 } 7588 7589 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 7590 // Make a note of it. 7591 mTransferedPackages.add(pkg.packageName); 7592 } 7593 7594 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7595 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7596 } 7597 7598 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7599 // Check all shared libraries and map to their actual file path. 7600 // We only do this here for apps not on a system dir, because those 7601 // are the only ones that can fail an install due to this. We 7602 // will take care of the system apps by updating all of their 7603 // library paths after the scan is done. 7604 updateSharedLibrariesLPw(pkg, null); 7605 } 7606 7607 if (mFoundPolicyFile) { 7608 SELinuxMMAC.assignSeinfoValue(pkg); 7609 } 7610 7611 pkg.applicationInfo.uid = pkgSetting.appId; 7612 pkg.mExtras = pkgSetting; 7613 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7614 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7615 // We just determined the app is signed correctly, so bring 7616 // over the latest parsed certs. 7617 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7618 } else { 7619 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7620 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7621 "Package " + pkg.packageName + " upgrade keys do not match the " 7622 + "previously installed version"); 7623 } else { 7624 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7625 String msg = "System package " + pkg.packageName 7626 + " signature changed; retaining data."; 7627 reportSettingsProblem(Log.WARN, msg); 7628 } 7629 } 7630 } else { 7631 try { 7632 verifySignaturesLP(pkgSetting, pkg); 7633 // We just determined the app is signed correctly, so bring 7634 // over the latest parsed certs. 7635 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7636 } catch (PackageManagerException e) { 7637 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7638 throw e; 7639 } 7640 // The signature has changed, but this package is in the system 7641 // image... let's recover! 7642 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7643 // However... if this package is part of a shared user, but it 7644 // doesn't match the signature of the shared user, let's fail. 7645 // What this means is that you can't change the signatures 7646 // associated with an overall shared user, which doesn't seem all 7647 // that unreasonable. 7648 if (pkgSetting.sharedUser != null) { 7649 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7650 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7651 throw new PackageManagerException( 7652 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7653 "Signature mismatch for shared user: " 7654 + pkgSetting.sharedUser); 7655 } 7656 } 7657 // File a report about this. 7658 String msg = "System package " + pkg.packageName 7659 + " signature changed; retaining data."; 7660 reportSettingsProblem(Log.WARN, msg); 7661 } 7662 } 7663 // Verify that this new package doesn't have any content providers 7664 // that conflict with existing packages. Only do this if the 7665 // package isn't already installed, since we don't want to break 7666 // things that are installed. 7667 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7668 final int N = pkg.providers.size(); 7669 int i; 7670 for (i=0; i<N; i++) { 7671 PackageParser.Provider p = pkg.providers.get(i); 7672 if (p.info.authority != null) { 7673 String names[] = p.info.authority.split(";"); 7674 for (int j = 0; j < names.length; j++) { 7675 if (mProvidersByAuthority.containsKey(names[j])) { 7676 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7677 final String otherPackageName = 7678 ((other != null && other.getComponentName() != null) ? 7679 other.getComponentName().getPackageName() : "?"); 7680 throw new PackageManagerException( 7681 INSTALL_FAILED_CONFLICTING_PROVIDER, 7682 "Can't install because provider name " + names[j] 7683 + " (in package " + pkg.applicationInfo.packageName 7684 + ") is already used by " + otherPackageName); 7685 } 7686 } 7687 } 7688 } 7689 } 7690 7691 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 7692 // This package wants to adopt ownership of permissions from 7693 // another package. 7694 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7695 final String origName = pkg.mAdoptPermissions.get(i); 7696 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7697 if (orig != null) { 7698 if (verifyPackageUpdateLPr(orig, pkg)) { 7699 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7700 + pkg.packageName); 7701 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7702 } 7703 } 7704 } 7705 } 7706 } 7707 7708 final String pkgName = pkg.packageName; 7709 7710 final long scanFileTime = scanFile.lastModified(); 7711 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7712 pkg.applicationInfo.processName = fixProcessName( 7713 pkg.applicationInfo.packageName, 7714 pkg.applicationInfo.processName, 7715 pkg.applicationInfo.uid); 7716 7717 if (pkg != mPlatformPackage) { 7718 // Get all of our default paths setup 7719 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7720 } 7721 7722 final String path = scanFile.getPath(); 7723 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7724 7725 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7726 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7727 7728 // Some system apps still use directory structure for native libraries 7729 // in which case we might end up not detecting abi solely based on apk 7730 // structure. Try to detect abi based on directory structure. 7731 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7732 pkg.applicationInfo.primaryCpuAbi == null) { 7733 setBundledAppAbisAndRoots(pkg, pkgSetting); 7734 setNativeLibraryPaths(pkg); 7735 } 7736 7737 } else { 7738 if ((scanFlags & SCAN_MOVE) != 0) { 7739 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7740 // but we already have this packages package info in the PackageSetting. We just 7741 // use that and derive the native library path based on the new codepath. 7742 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7743 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7744 } 7745 7746 // Set native library paths again. For moves, the path will be updated based on the 7747 // ABIs we've determined above. For non-moves, the path will be updated based on the 7748 // ABIs we determined during compilation, but the path will depend on the final 7749 // package path (after the rename away from the stage path). 7750 setNativeLibraryPaths(pkg); 7751 } 7752 7753 // This is a special case for the "system" package, where the ABI is 7754 // dictated by the zygote configuration (and init.rc). We should keep track 7755 // of this ABI so that we can deal with "normal" applications that run under 7756 // the same UID correctly. 7757 if (mPlatformPackage == pkg) { 7758 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7759 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7760 } 7761 7762 // If there's a mismatch between the abi-override in the package setting 7763 // and the abiOverride specified for the install. Warn about this because we 7764 // would've already compiled the app without taking the package setting into 7765 // account. 7766 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7767 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7768 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7769 " for package " + pkg.packageName); 7770 } 7771 } 7772 7773 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7774 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7775 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7776 7777 // Copy the derived override back to the parsed package, so that we can 7778 // update the package settings accordingly. 7779 pkg.cpuAbiOverride = cpuAbiOverride; 7780 7781 if (DEBUG_ABI_SELECTION) { 7782 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7783 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7784 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7785 } 7786 7787 // Push the derived path down into PackageSettings so we know what to 7788 // clean up at uninstall time. 7789 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7790 7791 if (DEBUG_ABI_SELECTION) { 7792 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7793 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7794 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7795 } 7796 7797 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7798 // We don't do this here during boot because we can do it all 7799 // at once after scanning all existing packages. 7800 // 7801 // We also do this *before* we perform dexopt on this package, so that 7802 // we can avoid redundant dexopts, and also to make sure we've got the 7803 // code and package path correct. 7804 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7805 pkg, true /* boot complete */); 7806 } 7807 7808 if (mFactoryTest && pkg.requestedPermissions.contains( 7809 android.Manifest.permission.FACTORY_TEST)) { 7810 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7811 } 7812 7813 ArrayList<PackageParser.Package> clientLibPkgs = null; 7814 7815 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7816 if (nonMutatedPs != null) { 7817 synchronized (mPackages) { 7818 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 7819 } 7820 } 7821 return pkg; 7822 } 7823 7824 // Only privileged apps and updated privileged apps can add child packages. 7825 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 7826 if ((parseFlags & PARSE_IS_PRIVILEGED) == 0) { 7827 throw new PackageManagerException("Only privileged apps and updated " 7828 + "privileged apps can add child packages. Ignoring package " 7829 + pkg.packageName); 7830 } 7831 final int childCount = pkg.childPackages.size(); 7832 for (int i = 0; i < childCount; i++) { 7833 PackageParser.Package childPkg = pkg.childPackages.get(i); 7834 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 7835 childPkg.packageName)) { 7836 throw new PackageManagerException("Cannot override a child package of " 7837 + "another disabled system app. Ignoring package " + pkg.packageName); 7838 } 7839 } 7840 } 7841 7842 // writer 7843 synchronized (mPackages) { 7844 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7845 // Only system apps can add new shared libraries. 7846 if (pkg.libraryNames != null) { 7847 for (int i=0; i<pkg.libraryNames.size(); i++) { 7848 String name = pkg.libraryNames.get(i); 7849 boolean allowed = false; 7850 if (pkg.isUpdatedSystemApp()) { 7851 // New library entries can only be added through the 7852 // system image. This is important to get rid of a lot 7853 // of nasty edge cases: for example if we allowed a non- 7854 // system update of the app to add a library, then uninstalling 7855 // the update would make the library go away, and assumptions 7856 // we made such as through app install filtering would now 7857 // have allowed apps on the device which aren't compatible 7858 // with it. Better to just have the restriction here, be 7859 // conservative, and create many fewer cases that can negatively 7860 // impact the user experience. 7861 final PackageSetting sysPs = mSettings 7862 .getDisabledSystemPkgLPr(pkg.packageName); 7863 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7864 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7865 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7866 allowed = true; 7867 break; 7868 } 7869 } 7870 } 7871 } else { 7872 allowed = true; 7873 } 7874 if (allowed) { 7875 if (!mSharedLibraries.containsKey(name)) { 7876 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7877 } else if (!name.equals(pkg.packageName)) { 7878 Slog.w(TAG, "Package " + pkg.packageName + " library " 7879 + name + " already exists; skipping"); 7880 } 7881 } else { 7882 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7883 + name + " that is not declared on system image; skipping"); 7884 } 7885 } 7886 if ((scanFlags & SCAN_BOOTING) == 0) { 7887 // If we are not booting, we need to update any applications 7888 // that are clients of our shared library. If we are booting, 7889 // this will all be done once the scan is complete. 7890 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7891 } 7892 } 7893 } 7894 } 7895 7896 // Request the ActivityManager to kill the process(only for existing packages) 7897 // so that we do not end up in a confused state while the user is still using the older 7898 // version of the application while the new one gets installed. 7899 if ((scanFlags & SCAN_REPLACING) != 0) { 7900 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7901 7902 killApplication(pkg.applicationInfo.packageName, 7903 pkg.applicationInfo.uid, "replace pkg"); 7904 7905 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7906 } 7907 7908 // Also need to kill any apps that are dependent on the library. 7909 if (clientLibPkgs != null) { 7910 for (int i=0; i<clientLibPkgs.size(); i++) { 7911 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7912 killApplication(clientPkg.applicationInfo.packageName, 7913 clientPkg.applicationInfo.uid, "update lib"); 7914 } 7915 } 7916 7917 // Make sure we're not adding any bogus keyset info 7918 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7919 ksms.assertScannedPackageValid(pkg); 7920 7921 // writer 7922 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7923 7924 boolean createIdmapFailed = false; 7925 synchronized (mPackages) { 7926 // We don't expect installation to fail beyond this point 7927 7928 // Add the new setting to mSettings 7929 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7930 // Add the new setting to mPackages 7931 mPackages.put(pkg.applicationInfo.packageName, pkg); 7932 // Make sure we don't accidentally delete its data. 7933 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7934 while (iter.hasNext()) { 7935 PackageCleanItem item = iter.next(); 7936 if (pkgName.equals(item.packageName)) { 7937 iter.remove(); 7938 } 7939 } 7940 7941 // Take care of first install / last update times. 7942 if (currentTime != 0) { 7943 if (pkgSetting.firstInstallTime == 0) { 7944 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7945 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7946 pkgSetting.lastUpdateTime = currentTime; 7947 } 7948 } else if (pkgSetting.firstInstallTime == 0) { 7949 // We need *something*. Take time time stamp of the file. 7950 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7951 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7952 if (scanFileTime != pkgSetting.timeStamp) { 7953 // A package on the system image has changed; consider this 7954 // to be an update. 7955 pkgSetting.lastUpdateTime = scanFileTime; 7956 } 7957 } 7958 7959 // Add the package's KeySets to the global KeySetManagerService 7960 ksms.addScannedPackageLPw(pkg); 7961 7962 int N = pkg.providers.size(); 7963 StringBuilder r = null; 7964 int i; 7965 for (i=0; i<N; i++) { 7966 PackageParser.Provider p = pkg.providers.get(i); 7967 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7968 p.info.processName, pkg.applicationInfo.uid); 7969 mProviders.addProvider(p); 7970 p.syncable = p.info.isSyncable; 7971 if (p.info.authority != null) { 7972 String names[] = p.info.authority.split(";"); 7973 p.info.authority = null; 7974 for (int j = 0; j < names.length; j++) { 7975 if (j == 1 && p.syncable) { 7976 // We only want the first authority for a provider to possibly be 7977 // syncable, so if we already added this provider using a different 7978 // authority clear the syncable flag. We copy the provider before 7979 // changing it because the mProviders object contains a reference 7980 // to a provider that we don't want to change. 7981 // Only do this for the second authority since the resulting provider 7982 // object can be the same for all future authorities for this provider. 7983 p = new PackageParser.Provider(p); 7984 p.syncable = false; 7985 } 7986 if (!mProvidersByAuthority.containsKey(names[j])) { 7987 mProvidersByAuthority.put(names[j], p); 7988 if (p.info.authority == null) { 7989 p.info.authority = names[j]; 7990 } else { 7991 p.info.authority = p.info.authority + ";" + names[j]; 7992 } 7993 if (DEBUG_PACKAGE_SCANNING) { 7994 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7995 Log.d(TAG, "Registered content provider: " + names[j] 7996 + ", className = " + p.info.name + ", isSyncable = " 7997 + p.info.isSyncable); 7998 } 7999 } else { 8000 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8001 Slog.w(TAG, "Skipping provider name " + names[j] + 8002 " (in package " + pkg.applicationInfo.packageName + 8003 "): name already used by " 8004 + ((other != null && other.getComponentName() != null) 8005 ? other.getComponentName().getPackageName() : "?")); 8006 } 8007 } 8008 } 8009 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8010 if (r == null) { 8011 r = new StringBuilder(256); 8012 } else { 8013 r.append(' '); 8014 } 8015 r.append(p.info.name); 8016 } 8017 } 8018 if (r != null) { 8019 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 8020 } 8021 8022 N = pkg.services.size(); 8023 r = null; 8024 for (i=0; i<N; i++) { 8025 PackageParser.Service s = pkg.services.get(i); 8026 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 8027 s.info.processName, pkg.applicationInfo.uid); 8028 mServices.addService(s); 8029 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8030 if (r == null) { 8031 r = new StringBuilder(256); 8032 } else { 8033 r.append(' '); 8034 } 8035 r.append(s.info.name); 8036 } 8037 } 8038 if (r != null) { 8039 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 8040 } 8041 8042 N = pkg.receivers.size(); 8043 r = null; 8044 for (i=0; i<N; i++) { 8045 PackageParser.Activity a = pkg.receivers.get(i); 8046 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8047 a.info.processName, pkg.applicationInfo.uid); 8048 mReceivers.addActivity(a, "receiver"); 8049 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8050 if (r == null) { 8051 r = new StringBuilder(256); 8052 } else { 8053 r.append(' '); 8054 } 8055 r.append(a.info.name); 8056 } 8057 } 8058 if (r != null) { 8059 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 8060 } 8061 8062 N = pkg.activities.size(); 8063 r = null; 8064 for (i=0; i<N; i++) { 8065 PackageParser.Activity a = pkg.activities.get(i); 8066 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8067 a.info.processName, pkg.applicationInfo.uid); 8068 mActivities.addActivity(a, "activity"); 8069 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8070 if (r == null) { 8071 r = new StringBuilder(256); 8072 } else { 8073 r.append(' '); 8074 } 8075 r.append(a.info.name); 8076 } 8077 } 8078 if (r != null) { 8079 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 8080 } 8081 8082 N = pkg.permissionGroups.size(); 8083 r = null; 8084 for (i=0; i<N; i++) { 8085 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 8086 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 8087 if (cur == null) { 8088 mPermissionGroups.put(pg.info.name, pg); 8089 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8090 if (r == null) { 8091 r = new StringBuilder(256); 8092 } else { 8093 r.append(' '); 8094 } 8095 r.append(pg.info.name); 8096 } 8097 } else { 8098 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 8099 + pg.info.packageName + " ignored: original from " 8100 + cur.info.packageName); 8101 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8102 if (r == null) { 8103 r = new StringBuilder(256); 8104 } else { 8105 r.append(' '); 8106 } 8107 r.append("DUP:"); 8108 r.append(pg.info.name); 8109 } 8110 } 8111 } 8112 if (r != null) { 8113 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 8114 } 8115 8116 N = pkg.permissions.size(); 8117 r = null; 8118 for (i=0; i<N; i++) { 8119 PackageParser.Permission p = pkg.permissions.get(i); 8120 8121 // Assume by default that we did not install this permission into the system. 8122 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 8123 8124 // Now that permission groups have a special meaning, we ignore permission 8125 // groups for legacy apps to prevent unexpected behavior. In particular, 8126 // permissions for one app being granted to someone just becase they happen 8127 // to be in a group defined by another app (before this had no implications). 8128 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 8129 p.group = mPermissionGroups.get(p.info.group); 8130 // Warn for a permission in an unknown group. 8131 if (p.info.group != null && p.group == null) { 8132 Slog.w(TAG, "Permission " + p.info.name + " from package " 8133 + p.info.packageName + " in an unknown group " + p.info.group); 8134 } 8135 } 8136 8137 ArrayMap<String, BasePermission> permissionMap = 8138 p.tree ? mSettings.mPermissionTrees 8139 : mSettings.mPermissions; 8140 BasePermission bp = permissionMap.get(p.info.name); 8141 8142 // Allow system apps to redefine non-system permissions 8143 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 8144 final boolean currentOwnerIsSystem = (bp.perm != null 8145 && isSystemApp(bp.perm.owner)); 8146 if (isSystemApp(p.owner)) { 8147 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 8148 // It's a built-in permission and no owner, take ownership now 8149 bp.packageSetting = pkgSetting; 8150 bp.perm = p; 8151 bp.uid = pkg.applicationInfo.uid; 8152 bp.sourcePackage = p.info.packageName; 8153 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8154 } else if (!currentOwnerIsSystem) { 8155 String msg = "New decl " + p.owner + " of permission " 8156 + p.info.name + " is system; overriding " + bp.sourcePackage; 8157 reportSettingsProblem(Log.WARN, msg); 8158 bp = null; 8159 } 8160 } 8161 } 8162 8163 if (bp == null) { 8164 bp = new BasePermission(p.info.name, p.info.packageName, 8165 BasePermission.TYPE_NORMAL); 8166 permissionMap.put(p.info.name, bp); 8167 } 8168 8169 if (bp.perm == null) { 8170 if (bp.sourcePackage == null 8171 || bp.sourcePackage.equals(p.info.packageName)) { 8172 BasePermission tree = findPermissionTreeLP(p.info.name); 8173 if (tree == null 8174 || tree.sourcePackage.equals(p.info.packageName)) { 8175 bp.packageSetting = pkgSetting; 8176 bp.perm = p; 8177 bp.uid = pkg.applicationInfo.uid; 8178 bp.sourcePackage = p.info.packageName; 8179 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8180 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8181 if (r == null) { 8182 r = new StringBuilder(256); 8183 } else { 8184 r.append(' '); 8185 } 8186 r.append(p.info.name); 8187 } 8188 } else { 8189 Slog.w(TAG, "Permission " + p.info.name + " from package " 8190 + p.info.packageName + " ignored: base tree " 8191 + tree.name + " is from package " 8192 + tree.sourcePackage); 8193 } 8194 } else { 8195 Slog.w(TAG, "Permission " + p.info.name + " from package " 8196 + p.info.packageName + " ignored: original from " 8197 + bp.sourcePackage); 8198 } 8199 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8200 if (r == null) { 8201 r = new StringBuilder(256); 8202 } else { 8203 r.append(' '); 8204 } 8205 r.append("DUP:"); 8206 r.append(p.info.name); 8207 } 8208 if (bp.perm == p) { 8209 bp.protectionLevel = p.info.protectionLevel; 8210 } 8211 } 8212 8213 if (r != null) { 8214 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 8215 } 8216 8217 N = pkg.instrumentation.size(); 8218 r = null; 8219 for (i=0; i<N; i++) { 8220 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8221 a.info.packageName = pkg.applicationInfo.packageName; 8222 a.info.sourceDir = pkg.applicationInfo.sourceDir; 8223 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 8224 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 8225 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 8226 a.info.dataDir = pkg.applicationInfo.dataDir; 8227 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 8228 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 8229 8230 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 8231 // need other information about the application, like the ABI and what not ? 8232 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 8233 mInstrumentation.put(a.getComponentName(), a); 8234 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8235 if (r == null) { 8236 r = new StringBuilder(256); 8237 } else { 8238 r.append(' '); 8239 } 8240 r.append(a.info.name); 8241 } 8242 } 8243 if (r != null) { 8244 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 8245 } 8246 8247 if (pkg.protectedBroadcasts != null) { 8248 N = pkg.protectedBroadcasts.size(); 8249 for (i=0; i<N; i++) { 8250 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 8251 } 8252 } 8253 8254 pkgSetting.setTimeStamp(scanFileTime); 8255 8256 // Create idmap files for pairs of (packages, overlay packages). 8257 // Note: "android", ie framework-res.apk, is handled by native layers. 8258 if (pkg.mOverlayTarget != null) { 8259 // This is an overlay package. 8260 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 8261 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 8262 mOverlays.put(pkg.mOverlayTarget, 8263 new ArrayMap<String, PackageParser.Package>()); 8264 } 8265 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 8266 map.put(pkg.packageName, pkg); 8267 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 8268 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 8269 createIdmapFailed = true; 8270 } 8271 } 8272 } else if (mOverlays.containsKey(pkg.packageName) && 8273 !pkg.packageName.equals("android")) { 8274 // This is a regular package, with one or more known overlay packages. 8275 createIdmapsForPackageLI(pkg); 8276 } 8277 } 8278 8279 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8280 8281 if (createIdmapFailed) { 8282 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8283 "scanPackageLI failed to createIdmap"); 8284 } 8285 return pkg; 8286 } 8287 8288 /** 8289 * Derive the ABI of a non-system package located at {@code scanFile}. This information 8290 * is derived purely on the basis of the contents of {@code scanFile} and 8291 * {@code cpuAbiOverride}. 8292 * 8293 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 8294 */ 8295 private void derivePackageAbi(PackageParser.Package pkg, File scanFile, 8296 String cpuAbiOverride, boolean extractLibs) 8297 throws PackageManagerException { 8298 // TODO: We can probably be smarter about this stuff. For installed apps, 8299 // we can calculate this information at install time once and for all. For 8300 // system apps, we can probably assume that this information doesn't change 8301 // after the first boot scan. As things stand, we do lots of unnecessary work. 8302 8303 // Give ourselves some initial paths; we'll come back for another 8304 // pass once we've determined ABI below. 8305 setNativeLibraryPaths(pkg); 8306 8307 // We would never need to extract libs for forward-locked and external packages, 8308 // since the container service will do it for us. We shouldn't attempt to 8309 // extract libs from system app when it was not updated. 8310 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 8311 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 8312 extractLibs = false; 8313 } 8314 8315 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 8316 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 8317 8318 NativeLibraryHelper.Handle handle = null; 8319 try { 8320 handle = NativeLibraryHelper.Handle.create(pkg); 8321 // TODO(multiArch): This can be null for apps that didn't go through the 8322 // usual installation process. We can calculate it again, like we 8323 // do during install time. 8324 // 8325 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 8326 // unnecessary. 8327 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 8328 8329 // Null out the abis so that they can be recalculated. 8330 pkg.applicationInfo.primaryCpuAbi = null; 8331 pkg.applicationInfo.secondaryCpuAbi = null; 8332 if (isMultiArch(pkg.applicationInfo)) { 8333 // Warn if we've set an abiOverride for multi-lib packages.. 8334 // By definition, we need to copy both 32 and 64 bit libraries for 8335 // such packages. 8336 if (pkg.cpuAbiOverride != null 8337 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 8338 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 8339 } 8340 8341 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 8342 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 8343 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 8344 if (extractLibs) { 8345 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8346 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 8347 useIsaSpecificSubdirs); 8348 } else { 8349 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 8350 } 8351 } 8352 8353 maybeThrowExceptionForMultiArchCopy( 8354 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 8355 8356 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 8357 if (extractLibs) { 8358 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8359 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 8360 useIsaSpecificSubdirs); 8361 } else { 8362 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 8363 } 8364 } 8365 8366 maybeThrowExceptionForMultiArchCopy( 8367 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 8368 8369 if (abi64 >= 0) { 8370 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 8371 } 8372 8373 if (abi32 >= 0) { 8374 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 8375 if (abi64 >= 0) { 8376 if (cpuAbiOverride == null && pkg.use32bitAbi) { 8377 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 8378 pkg.applicationInfo.primaryCpuAbi = abi; 8379 } else { 8380 pkg.applicationInfo.secondaryCpuAbi = abi; 8381 } 8382 } else { 8383 pkg.applicationInfo.primaryCpuAbi = abi; 8384 } 8385 } 8386 8387 } else { 8388 String[] abiList = (cpuAbiOverride != null) ? 8389 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8390 8391 // Enable gross and lame hacks for apps that are built with old 8392 // SDK tools. We must scan their APKs for renderscript bitcode and 8393 // not launch them if it's present. Don't bother checking on devices 8394 // that don't have 64 bit support. 8395 boolean needsRenderScriptOverride = false; 8396 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8397 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8398 abiList = Build.SUPPORTED_32_BIT_ABIS; 8399 needsRenderScriptOverride = true; 8400 } 8401 8402 final int copyRet; 8403 if (extractLibs) { 8404 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8405 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8406 } else { 8407 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8408 } 8409 8410 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8411 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8412 "Error unpackaging native libs for app, errorCode=" + copyRet); 8413 } 8414 8415 if (copyRet >= 0) { 8416 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8417 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8418 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8419 } else if (needsRenderScriptOverride) { 8420 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8421 } 8422 } 8423 } catch (IOException ioe) { 8424 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8425 } finally { 8426 IoUtils.closeQuietly(handle); 8427 } 8428 8429 // Now that we've calculated the ABIs and determined if it's an internal app, 8430 // we will go ahead and populate the nativeLibraryPath. 8431 setNativeLibraryPaths(pkg); 8432 } 8433 8434 /** 8435 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8436 * i.e, so that all packages can be run inside a single process if required. 8437 * 8438 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8439 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8440 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8441 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8442 * updating a package that belongs to a shared user. 8443 * 8444 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8445 * adds unnecessary complexity. 8446 */ 8447 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8448 PackageParser.Package scannedPackage, boolean bootComplete) { 8449 String requiredInstructionSet = null; 8450 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8451 requiredInstructionSet = VMRuntime.getInstructionSet( 8452 scannedPackage.applicationInfo.primaryCpuAbi); 8453 } 8454 8455 PackageSetting requirer = null; 8456 for (PackageSetting ps : packagesForUser) { 8457 // If packagesForUser contains scannedPackage, we skip it. This will happen 8458 // when scannedPackage is an update of an existing package. Without this check, 8459 // we will never be able to change the ABI of any package belonging to a shared 8460 // user, even if it's compatible with other packages. 8461 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8462 if (ps.primaryCpuAbiString == null) { 8463 continue; 8464 } 8465 8466 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8467 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8468 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8469 // this but there's not much we can do. 8470 String errorMessage = "Instruction set mismatch, " 8471 + ((requirer == null) ? "[caller]" : requirer) 8472 + " requires " + requiredInstructionSet + " whereas " + ps 8473 + " requires " + instructionSet; 8474 Slog.w(TAG, errorMessage); 8475 } 8476 8477 if (requiredInstructionSet == null) { 8478 requiredInstructionSet = instructionSet; 8479 requirer = ps; 8480 } 8481 } 8482 } 8483 8484 if (requiredInstructionSet != null) { 8485 String adjustedAbi; 8486 if (requirer != null) { 8487 // requirer != null implies that either scannedPackage was null or that scannedPackage 8488 // did not require an ABI, in which case we have to adjust scannedPackage to match 8489 // the ABI of the set (which is the same as requirer's ABI) 8490 adjustedAbi = requirer.primaryCpuAbiString; 8491 if (scannedPackage != null) { 8492 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8493 } 8494 } else { 8495 // requirer == null implies that we're updating all ABIs in the set to 8496 // match scannedPackage. 8497 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8498 } 8499 8500 for (PackageSetting ps : packagesForUser) { 8501 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8502 if (ps.primaryCpuAbiString != null) { 8503 continue; 8504 } 8505 8506 ps.primaryCpuAbiString = adjustedAbi; 8507 if (ps.pkg != null && ps.pkg.applicationInfo != null && 8508 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 8509 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8510 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 8511 + " (requirer=" 8512 + (requirer == null ? "null" : requirer.pkg.packageName) 8513 + ", scannedPackage=" 8514 + (scannedPackage != null ? scannedPackage.packageName : "null") 8515 + ")"); 8516 try { 8517 mInstaller.rmdex(ps.codePathString, 8518 getDexCodeInstructionSet(getPreferredInstructionSet())); 8519 } catch (InstallerException ignored) { 8520 } 8521 } 8522 } 8523 } 8524 } 8525 } 8526 8527 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8528 synchronized (mPackages) { 8529 mResolverReplaced = true; 8530 // Set up information for custom user intent resolution activity. 8531 mResolveActivity.applicationInfo = pkg.applicationInfo; 8532 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8533 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8534 mResolveActivity.processName = pkg.applicationInfo.packageName; 8535 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8536 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8537 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8538 mResolveActivity.theme = 0; 8539 mResolveActivity.exported = true; 8540 mResolveActivity.enabled = true; 8541 mResolveInfo.activityInfo = mResolveActivity; 8542 mResolveInfo.priority = 0; 8543 mResolveInfo.preferredOrder = 0; 8544 mResolveInfo.match = 0; 8545 mResolveComponentName = mCustomResolverComponentName; 8546 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8547 mResolveComponentName); 8548 } 8549 } 8550 8551 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8552 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8553 8554 // Set up information for ephemeral installer activity 8555 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8556 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8557 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8558 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8559 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8560 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8561 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8562 mEphemeralInstallerActivity.theme = 0; 8563 mEphemeralInstallerActivity.exported = true; 8564 mEphemeralInstallerActivity.enabled = true; 8565 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8566 mEphemeralInstallerInfo.priority = 0; 8567 mEphemeralInstallerInfo.preferredOrder = 0; 8568 mEphemeralInstallerInfo.match = 0; 8569 8570 if (DEBUG_EPHEMERAL) { 8571 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8572 } 8573 } 8574 8575 private static String calculateBundledApkRoot(final String codePathString) { 8576 final File codePath = new File(codePathString); 8577 final File codeRoot; 8578 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8579 codeRoot = Environment.getRootDirectory(); 8580 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8581 codeRoot = Environment.getOemDirectory(); 8582 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8583 codeRoot = Environment.getVendorDirectory(); 8584 } else { 8585 // Unrecognized code path; take its top real segment as the apk root: 8586 // e.g. /something/app/blah.apk => /something 8587 try { 8588 File f = codePath.getCanonicalFile(); 8589 File parent = f.getParentFile(); // non-null because codePath is a file 8590 File tmp; 8591 while ((tmp = parent.getParentFile()) != null) { 8592 f = parent; 8593 parent = tmp; 8594 } 8595 codeRoot = f; 8596 Slog.w(TAG, "Unrecognized code path " 8597 + codePath + " - using " + codeRoot); 8598 } catch (IOException e) { 8599 // Can't canonicalize the code path -- shenanigans? 8600 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8601 return Environment.getRootDirectory().getPath(); 8602 } 8603 } 8604 return codeRoot.getPath(); 8605 } 8606 8607 /** 8608 * Derive and set the location of native libraries for the given package, 8609 * which varies depending on where and how the package was installed. 8610 */ 8611 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8612 final ApplicationInfo info = pkg.applicationInfo; 8613 final String codePath = pkg.codePath; 8614 final File codeFile = new File(codePath); 8615 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8616 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8617 8618 info.nativeLibraryRootDir = null; 8619 info.nativeLibraryRootRequiresIsa = false; 8620 info.nativeLibraryDir = null; 8621 info.secondaryNativeLibraryDir = null; 8622 8623 if (isApkFile(codeFile)) { 8624 // Monolithic install 8625 if (bundledApp) { 8626 // If "/system/lib64/apkname" exists, assume that is the per-package 8627 // native library directory to use; otherwise use "/system/lib/apkname". 8628 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8629 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8630 getPrimaryInstructionSet(info)); 8631 8632 // This is a bundled system app so choose the path based on the ABI. 8633 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8634 // is just the default path. 8635 final String apkName = deriveCodePathName(codePath); 8636 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8637 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8638 apkName).getAbsolutePath(); 8639 8640 if (info.secondaryCpuAbi != null) { 8641 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8642 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8643 secondaryLibDir, apkName).getAbsolutePath(); 8644 } 8645 } else if (asecApp) { 8646 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8647 .getAbsolutePath(); 8648 } else { 8649 final String apkName = deriveCodePathName(codePath); 8650 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8651 .getAbsolutePath(); 8652 } 8653 8654 info.nativeLibraryRootRequiresIsa = false; 8655 info.nativeLibraryDir = info.nativeLibraryRootDir; 8656 } else { 8657 // Cluster install 8658 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8659 info.nativeLibraryRootRequiresIsa = true; 8660 8661 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8662 getPrimaryInstructionSet(info)).getAbsolutePath(); 8663 8664 if (info.secondaryCpuAbi != null) { 8665 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8666 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8667 } 8668 } 8669 } 8670 8671 /** 8672 * Calculate the abis and roots for a bundled app. These can uniquely 8673 * be determined from the contents of the system partition, i.e whether 8674 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8675 * of this information, and instead assume that the system was built 8676 * sensibly. 8677 */ 8678 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8679 PackageSetting pkgSetting) { 8680 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8681 8682 // If "/system/lib64/apkname" exists, assume that is the per-package 8683 // native library directory to use; otherwise use "/system/lib/apkname". 8684 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8685 setBundledAppAbi(pkg, apkRoot, apkName); 8686 // pkgSetting might be null during rescan following uninstall of updates 8687 // to a bundled app, so accommodate that possibility. The settings in 8688 // that case will be established later from the parsed package. 8689 // 8690 // If the settings aren't null, sync them up with what we've just derived. 8691 // note that apkRoot isn't stored in the package settings. 8692 if (pkgSetting != null) { 8693 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8694 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8695 } 8696 } 8697 8698 /** 8699 * Deduces the ABI of a bundled app and sets the relevant fields on the 8700 * parsed pkg object. 8701 * 8702 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8703 * under which system libraries are installed. 8704 * @param apkName the name of the installed package. 8705 */ 8706 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8707 final File codeFile = new File(pkg.codePath); 8708 8709 final boolean has64BitLibs; 8710 final boolean has32BitLibs; 8711 if (isApkFile(codeFile)) { 8712 // Monolithic install 8713 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8714 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8715 } else { 8716 // Cluster install 8717 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8718 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8719 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8720 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8721 has64BitLibs = (new File(rootDir, isa)).exists(); 8722 } else { 8723 has64BitLibs = false; 8724 } 8725 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8726 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8727 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8728 has32BitLibs = (new File(rootDir, isa)).exists(); 8729 } else { 8730 has32BitLibs = false; 8731 } 8732 } 8733 8734 if (has64BitLibs && !has32BitLibs) { 8735 // The package has 64 bit libs, but not 32 bit libs. Its primary 8736 // ABI should be 64 bit. We can safely assume here that the bundled 8737 // native libraries correspond to the most preferred ABI in the list. 8738 8739 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8740 pkg.applicationInfo.secondaryCpuAbi = null; 8741 } else if (has32BitLibs && !has64BitLibs) { 8742 // The package has 32 bit libs but not 64 bit libs. Its primary 8743 // ABI should be 32 bit. 8744 8745 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8746 pkg.applicationInfo.secondaryCpuAbi = null; 8747 } else if (has32BitLibs && has64BitLibs) { 8748 // The application has both 64 and 32 bit bundled libraries. We check 8749 // here that the app declares multiArch support, and warn if it doesn't. 8750 // 8751 // We will be lenient here and record both ABIs. The primary will be the 8752 // ABI that's higher on the list, i.e, a device that's configured to prefer 8753 // 64 bit apps will see a 64 bit primary ABI, 8754 8755 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8756 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8757 } 8758 8759 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8760 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8761 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8762 } else { 8763 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8764 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8765 } 8766 } else { 8767 pkg.applicationInfo.primaryCpuAbi = null; 8768 pkg.applicationInfo.secondaryCpuAbi = null; 8769 } 8770 } 8771 8772 private void killPackage(PackageParser.Package pkg, String reason) { 8773 // Kill the parent package 8774 killApplication(pkg.packageName, pkg.applicationInfo.uid, reason); 8775 // Kill the child packages 8776 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8777 for (int i = 0; i < childCount; i++) { 8778 PackageParser.Package childPkg = pkg.childPackages.get(i); 8779 killApplication(childPkg.packageName, childPkg.applicationInfo.uid, reason); 8780 } 8781 } 8782 8783 private void killApplication(String pkgName, int appId, String reason) { 8784 // Request the ActivityManager to kill the process(only for existing packages) 8785 // so that we do not end up in a confused state while the user is still using the older 8786 // version of the application while the new one gets installed. 8787 IActivityManager am = ActivityManagerNative.getDefault(); 8788 if (am != null) { 8789 try { 8790 am.killApplicationWithAppId(pkgName, appId, reason); 8791 } catch (RemoteException e) { 8792 } 8793 } 8794 } 8795 8796 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 8797 // Remove the parent package setting 8798 PackageSetting ps = (PackageSetting) pkg.mExtras; 8799 if (ps != null) { 8800 removePackageLI(ps, chatty); 8801 } 8802 // Remove the child package setting 8803 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8804 for (int i = 0; i < childCount; i++) { 8805 PackageParser.Package childPkg = pkg.childPackages.get(i); 8806 ps = (PackageSetting) childPkg.mExtras; 8807 if (ps != null) { 8808 removePackageLI(ps, chatty); 8809 } 8810 } 8811 } 8812 8813 void removePackageLI(PackageSetting ps, boolean chatty) { 8814 if (DEBUG_INSTALL) { 8815 if (chatty) 8816 Log.d(TAG, "Removing package " + ps.name); 8817 } 8818 8819 // writer 8820 synchronized (mPackages) { 8821 mPackages.remove(ps.name); 8822 final PackageParser.Package pkg = ps.pkg; 8823 if (pkg != null) { 8824 cleanPackageDataStructuresLILPw(pkg, chatty); 8825 } 8826 } 8827 } 8828 8829 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8830 if (DEBUG_INSTALL) { 8831 if (chatty) 8832 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8833 } 8834 8835 // writer 8836 synchronized (mPackages) { 8837 // Remove the parent package 8838 mPackages.remove(pkg.applicationInfo.packageName); 8839 cleanPackageDataStructuresLILPw(pkg, chatty); 8840 8841 // Remove the child packages 8842 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8843 for (int i = 0; i < childCount; i++) { 8844 PackageParser.Package childPkg = pkg.childPackages.get(i); 8845 mPackages.remove(childPkg.applicationInfo.packageName); 8846 cleanPackageDataStructuresLILPw(childPkg, chatty); 8847 } 8848 } 8849 } 8850 8851 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8852 int N = pkg.providers.size(); 8853 StringBuilder r = null; 8854 int i; 8855 for (i=0; i<N; i++) { 8856 PackageParser.Provider p = pkg.providers.get(i); 8857 mProviders.removeProvider(p); 8858 if (p.info.authority == null) { 8859 8860 /* There was another ContentProvider with this authority when 8861 * this app was installed so this authority is null, 8862 * Ignore it as we don't have to unregister the provider. 8863 */ 8864 continue; 8865 } 8866 String names[] = p.info.authority.split(";"); 8867 for (int j = 0; j < names.length; j++) { 8868 if (mProvidersByAuthority.get(names[j]) == p) { 8869 mProvidersByAuthority.remove(names[j]); 8870 if (DEBUG_REMOVE) { 8871 if (chatty) 8872 Log.d(TAG, "Unregistered content provider: " + names[j] 8873 + ", className = " + p.info.name + ", isSyncable = " 8874 + p.info.isSyncable); 8875 } 8876 } 8877 } 8878 if (DEBUG_REMOVE && chatty) { 8879 if (r == null) { 8880 r = new StringBuilder(256); 8881 } else { 8882 r.append(' '); 8883 } 8884 r.append(p.info.name); 8885 } 8886 } 8887 if (r != null) { 8888 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8889 } 8890 8891 N = pkg.services.size(); 8892 r = null; 8893 for (i=0; i<N; i++) { 8894 PackageParser.Service s = pkg.services.get(i); 8895 mServices.removeService(s); 8896 if (chatty) { 8897 if (r == null) { 8898 r = new StringBuilder(256); 8899 } else { 8900 r.append(' '); 8901 } 8902 r.append(s.info.name); 8903 } 8904 } 8905 if (r != null) { 8906 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8907 } 8908 8909 N = pkg.receivers.size(); 8910 r = null; 8911 for (i=0; i<N; i++) { 8912 PackageParser.Activity a = pkg.receivers.get(i); 8913 mReceivers.removeActivity(a, "receiver"); 8914 if (DEBUG_REMOVE && chatty) { 8915 if (r == null) { 8916 r = new StringBuilder(256); 8917 } else { 8918 r.append(' '); 8919 } 8920 r.append(a.info.name); 8921 } 8922 } 8923 if (r != null) { 8924 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8925 } 8926 8927 N = pkg.activities.size(); 8928 r = null; 8929 for (i=0; i<N; i++) { 8930 PackageParser.Activity a = pkg.activities.get(i); 8931 mActivities.removeActivity(a, "activity"); 8932 if (DEBUG_REMOVE && chatty) { 8933 if (r == null) { 8934 r = new StringBuilder(256); 8935 } else { 8936 r.append(' '); 8937 } 8938 r.append(a.info.name); 8939 } 8940 } 8941 if (r != null) { 8942 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8943 } 8944 8945 N = pkg.permissions.size(); 8946 r = null; 8947 for (i=0; i<N; i++) { 8948 PackageParser.Permission p = pkg.permissions.get(i); 8949 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8950 if (bp == null) { 8951 bp = mSettings.mPermissionTrees.get(p.info.name); 8952 } 8953 if (bp != null && bp.perm == p) { 8954 bp.perm = null; 8955 if (DEBUG_REMOVE && chatty) { 8956 if (r == null) { 8957 r = new StringBuilder(256); 8958 } else { 8959 r.append(' '); 8960 } 8961 r.append(p.info.name); 8962 } 8963 } 8964 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8965 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8966 if (appOpPkgs != null) { 8967 appOpPkgs.remove(pkg.packageName); 8968 } 8969 } 8970 } 8971 if (r != null) { 8972 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8973 } 8974 8975 N = pkg.requestedPermissions.size(); 8976 r = null; 8977 for (i=0; i<N; i++) { 8978 String perm = pkg.requestedPermissions.get(i); 8979 BasePermission bp = mSettings.mPermissions.get(perm); 8980 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8981 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8982 if (appOpPkgs != null) { 8983 appOpPkgs.remove(pkg.packageName); 8984 if (appOpPkgs.isEmpty()) { 8985 mAppOpPermissionPackages.remove(perm); 8986 } 8987 } 8988 } 8989 } 8990 if (r != null) { 8991 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8992 } 8993 8994 N = pkg.instrumentation.size(); 8995 r = null; 8996 for (i=0; i<N; i++) { 8997 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8998 mInstrumentation.remove(a.getComponentName()); 8999 if (DEBUG_REMOVE && chatty) { 9000 if (r == null) { 9001 r = new StringBuilder(256); 9002 } else { 9003 r.append(' '); 9004 } 9005 r.append(a.info.name); 9006 } 9007 } 9008 if (r != null) { 9009 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 9010 } 9011 9012 r = null; 9013 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 9014 // Only system apps can hold shared libraries. 9015 if (pkg.libraryNames != null) { 9016 for (i=0; i<pkg.libraryNames.size(); i++) { 9017 String name = pkg.libraryNames.get(i); 9018 SharedLibraryEntry cur = mSharedLibraries.get(name); 9019 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 9020 mSharedLibraries.remove(name); 9021 if (DEBUG_REMOVE && chatty) { 9022 if (r == null) { 9023 r = new StringBuilder(256); 9024 } else { 9025 r.append(' '); 9026 } 9027 r.append(name); 9028 } 9029 } 9030 } 9031 } 9032 } 9033 if (r != null) { 9034 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 9035 } 9036 } 9037 9038 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 9039 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 9040 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 9041 return true; 9042 } 9043 } 9044 return false; 9045 } 9046 9047 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 9048 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 9049 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 9050 9051 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 9052 // Update the parent permissions 9053 updatePermissionsLPw(pkg.packageName, pkg, flags); 9054 // Update the child permissions 9055 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9056 for (int i = 0; i < childCount; i++) { 9057 PackageParser.Package childPkg = pkg.childPackages.get(i); 9058 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 9059 } 9060 } 9061 9062 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 9063 int flags) { 9064 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 9065 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 9066 } 9067 9068 private void updatePermissionsLPw(String changingPkg, 9069 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 9070 // Make sure there are no dangling permission trees. 9071 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 9072 while (it.hasNext()) { 9073 final BasePermission bp = it.next(); 9074 if (bp.packageSetting == null) { 9075 // We may not yet have parsed the package, so just see if 9076 // we still know about its settings. 9077 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9078 } 9079 if (bp.packageSetting == null) { 9080 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9081 + " from package " + bp.sourcePackage); 9082 it.remove(); 9083 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9084 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9085 Slog.i(TAG, "Removing old permission tree: " + bp.name 9086 + " from package " + bp.sourcePackage); 9087 flags |= UPDATE_PERMISSIONS_ALL; 9088 it.remove(); 9089 } 9090 } 9091 } 9092 9093 // Make sure all dynamic permissions have been assigned to a package, 9094 // and make sure there are no dangling permissions. 9095 it = mSettings.mPermissions.values().iterator(); 9096 while (it.hasNext()) { 9097 final BasePermission bp = it.next(); 9098 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9099 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9100 + bp.name + " pkg=" + bp.sourcePackage 9101 + " info=" + bp.pendingInfo); 9102 if (bp.packageSetting == null && bp.pendingInfo != null) { 9103 final BasePermission tree = findPermissionTreeLP(bp.name); 9104 if (tree != null && tree.perm != null) { 9105 bp.packageSetting = tree.packageSetting; 9106 bp.perm = new PackageParser.Permission(tree.perm.owner, 9107 new PermissionInfo(bp.pendingInfo)); 9108 bp.perm.info.packageName = tree.perm.info.packageName; 9109 bp.perm.info.name = bp.name; 9110 bp.uid = tree.uid; 9111 } 9112 } 9113 } 9114 if (bp.packageSetting == null) { 9115 // We may not yet have parsed the package, so just see if 9116 // we still know about its settings. 9117 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9118 } 9119 if (bp.packageSetting == null) { 9120 Slog.w(TAG, "Removing dangling permission: " + bp.name 9121 + " from package " + bp.sourcePackage); 9122 it.remove(); 9123 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9124 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9125 Slog.i(TAG, "Removing old permission: " + bp.name 9126 + " from package " + bp.sourcePackage); 9127 flags |= UPDATE_PERMISSIONS_ALL; 9128 it.remove(); 9129 } 9130 } 9131 } 9132 9133 // Now update the permissions for all packages, in particular 9134 // replace the granted permissions of the system packages. 9135 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9136 for (PackageParser.Package pkg : mPackages.values()) { 9137 if (pkg != pkgInfo) { 9138 // Only replace for packages on requested volume 9139 final String volumeUuid = getVolumeUuidForPackage(pkg); 9140 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9141 && Objects.equals(replaceVolumeUuid, volumeUuid); 9142 grantPermissionsLPw(pkg, replace, changingPkg); 9143 } 9144 } 9145 } 9146 9147 if (pkgInfo != null) { 9148 // Only replace for packages on requested volume 9149 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 9150 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 9151 && Objects.equals(replaceVolumeUuid, volumeUuid); 9152 grantPermissionsLPw(pkgInfo, replace, changingPkg); 9153 } 9154 } 9155 9156 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 9157 String packageOfInterest) { 9158 // IMPORTANT: There are two types of permissions: install and runtime. 9159 // Install time permissions are granted when the app is installed to 9160 // all device users and users added in the future. Runtime permissions 9161 // are granted at runtime explicitly to specific users. Normal and signature 9162 // protected permissions are install time permissions. Dangerous permissions 9163 // are install permissions if the app's target SDK is Lollipop MR1 or older, 9164 // otherwise they are runtime permissions. This function does not manage 9165 // runtime permissions except for the case an app targeting Lollipop MR1 9166 // being upgraded to target a newer SDK, in which case dangerous permissions 9167 // are transformed from install time to runtime ones. 9168 9169 final PackageSetting ps = (PackageSetting) pkg.mExtras; 9170 if (ps == null) { 9171 return; 9172 } 9173 9174 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 9175 9176 PermissionsState permissionsState = ps.getPermissionsState(); 9177 PermissionsState origPermissions = permissionsState; 9178 9179 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 9180 9181 boolean runtimePermissionsRevoked = false; 9182 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 9183 9184 boolean changedInstallPermission = false; 9185 9186 if (replace) { 9187 ps.installPermissionsFixed = false; 9188 if (!ps.isSharedUser()) { 9189 origPermissions = new PermissionsState(permissionsState); 9190 permissionsState.reset(); 9191 } else { 9192 // We need to know only about runtime permission changes since the 9193 // calling code always writes the install permissions state but 9194 // the runtime ones are written only if changed. The only cases of 9195 // changed runtime permissions here are promotion of an install to 9196 // runtime and revocation of a runtime from a shared user. 9197 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 9198 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 9199 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 9200 runtimePermissionsRevoked = true; 9201 } 9202 } 9203 } 9204 9205 permissionsState.setGlobalGids(mGlobalGids); 9206 9207 final int N = pkg.requestedPermissions.size(); 9208 for (int i=0; i<N; i++) { 9209 final String name = pkg.requestedPermissions.get(i); 9210 final BasePermission bp = mSettings.mPermissions.get(name); 9211 9212 if (DEBUG_INSTALL) { 9213 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 9214 } 9215 9216 if (bp == null || bp.packageSetting == null) { 9217 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9218 Slog.w(TAG, "Unknown permission " + name 9219 + " in package " + pkg.packageName); 9220 } 9221 continue; 9222 } 9223 9224 final String perm = bp.name; 9225 boolean allowedSig = false; 9226 int grant = GRANT_DENIED; 9227 9228 // Keep track of app op permissions. 9229 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9230 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 9231 if (pkgs == null) { 9232 pkgs = new ArraySet<>(); 9233 mAppOpPermissionPackages.put(bp.name, pkgs); 9234 } 9235 pkgs.add(pkg.packageName); 9236 } 9237 9238 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 9239 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 9240 >= Build.VERSION_CODES.M; 9241 switch (level) { 9242 case PermissionInfo.PROTECTION_NORMAL: { 9243 // For all apps normal permissions are install time ones. 9244 grant = GRANT_INSTALL; 9245 } break; 9246 9247 case PermissionInfo.PROTECTION_DANGEROUS: { 9248 // If a permission review is required for legacy apps we represent 9249 // their permissions as always granted runtime ones since we need 9250 // to keep the review required permission flag per user while an 9251 // install permission's state is shared across all users. 9252 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 9253 // For legacy apps dangerous permissions are install time ones. 9254 grant = GRANT_INSTALL; 9255 } else if (origPermissions.hasInstallPermission(bp.name)) { 9256 // For legacy apps that became modern, install becomes runtime. 9257 grant = GRANT_UPGRADE; 9258 } else if (mPromoteSystemApps 9259 && isSystemApp(ps) 9260 && mExistingSystemPackages.contains(ps.name)) { 9261 // For legacy system apps, install becomes runtime. 9262 // We cannot check hasInstallPermission() for system apps since those 9263 // permissions were granted implicitly and not persisted pre-M. 9264 grant = GRANT_UPGRADE; 9265 } else { 9266 // For modern apps keep runtime permissions unchanged. 9267 grant = GRANT_RUNTIME; 9268 } 9269 } break; 9270 9271 case PermissionInfo.PROTECTION_SIGNATURE: { 9272 // For all apps signature permissions are install time ones. 9273 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 9274 if (allowedSig) { 9275 grant = GRANT_INSTALL; 9276 } 9277 } break; 9278 } 9279 9280 if (DEBUG_INSTALL) { 9281 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 9282 } 9283 9284 if (grant != GRANT_DENIED) { 9285 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 9286 // If this is an existing, non-system package, then 9287 // we can't add any new permissions to it. 9288 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 9289 // Except... if this is a permission that was added 9290 // to the platform (note: need to only do this when 9291 // updating the platform). 9292 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 9293 grant = GRANT_DENIED; 9294 } 9295 } 9296 } 9297 9298 switch (grant) { 9299 case GRANT_INSTALL: { 9300 // Revoke this as runtime permission to handle the case of 9301 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 9302 for (int userId : UserManagerService.getInstance().getUserIds()) { 9303 if (origPermissions.getRuntimePermissionState( 9304 bp.name, userId) != null) { 9305 // Revoke the runtime permission and clear the flags. 9306 origPermissions.revokeRuntimePermission(bp, userId); 9307 origPermissions.updatePermissionFlags(bp, userId, 9308 PackageManager.MASK_PERMISSION_FLAGS, 0); 9309 // If we revoked a permission permission, we have to write. 9310 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9311 changedRuntimePermissionUserIds, userId); 9312 } 9313 } 9314 // Grant an install permission. 9315 if (permissionsState.grantInstallPermission(bp) != 9316 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9317 changedInstallPermission = true; 9318 } 9319 } break; 9320 9321 case GRANT_RUNTIME: { 9322 // Grant previously granted runtime permissions. 9323 for (int userId : UserManagerService.getInstance().getUserIds()) { 9324 PermissionState permissionState = origPermissions 9325 .getRuntimePermissionState(bp.name, userId); 9326 int flags = permissionState != null 9327 ? permissionState.getFlags() : 0; 9328 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 9329 if (permissionsState.grantRuntimePermission(bp, userId) == 9330 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9331 // If we cannot put the permission as it was, we have to write. 9332 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9333 changedRuntimePermissionUserIds, userId); 9334 } 9335 // If the app supports runtime permissions no need for a review. 9336 if (Build.PERMISSIONS_REVIEW_REQUIRED 9337 && appSupportsRuntimePermissions 9338 && (flags & PackageManager 9339 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 9340 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 9341 // Since we changed the flags, we have to write. 9342 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9343 changedRuntimePermissionUserIds, userId); 9344 } 9345 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 9346 && !appSupportsRuntimePermissions) { 9347 // For legacy apps that need a permission review, every new 9348 // runtime permission is granted but it is pending a review. 9349 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 9350 permissionsState.grantRuntimePermission(bp, userId); 9351 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 9352 // We changed the permission and flags, hence have to write. 9353 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9354 changedRuntimePermissionUserIds, userId); 9355 } 9356 } 9357 // Propagate the permission flags. 9358 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 9359 } 9360 } break; 9361 9362 case GRANT_UPGRADE: { 9363 // Grant runtime permissions for a previously held install permission. 9364 PermissionState permissionState = origPermissions 9365 .getInstallPermissionState(bp.name); 9366 final int flags = permissionState != null ? permissionState.getFlags() : 0; 9367 9368 if (origPermissions.revokeInstallPermission(bp) 9369 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 9370 // We will be transferring the permission flags, so clear them. 9371 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 9372 PackageManager.MASK_PERMISSION_FLAGS, 0); 9373 changedInstallPermission = true; 9374 } 9375 9376 // If the permission is not to be promoted to runtime we ignore it and 9377 // also its other flags as they are not applicable to install permissions. 9378 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 9379 for (int userId : currentUserIds) { 9380 if (permissionsState.grantRuntimePermission(bp, userId) != 9381 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9382 // Transfer the permission flags. 9383 permissionsState.updatePermissionFlags(bp, userId, 9384 flags, flags); 9385 // If we granted the permission, we have to write. 9386 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9387 changedRuntimePermissionUserIds, userId); 9388 } 9389 } 9390 } 9391 } break; 9392 9393 default: { 9394 if (packageOfInterest == null 9395 || packageOfInterest.equals(pkg.packageName)) { 9396 Slog.w(TAG, "Not granting permission " + perm 9397 + " to package " + pkg.packageName 9398 + " because it was previously installed without"); 9399 } 9400 } break; 9401 } 9402 } else { 9403 if (permissionsState.revokeInstallPermission(bp) != 9404 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9405 // Also drop the permission flags. 9406 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 9407 PackageManager.MASK_PERMISSION_FLAGS, 0); 9408 changedInstallPermission = true; 9409 Slog.i(TAG, "Un-granting permission " + perm 9410 + " from package " + pkg.packageName 9411 + " (protectionLevel=" + bp.protectionLevel 9412 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9413 + ")"); 9414 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 9415 // Don't print warning for app op permissions, since it is fine for them 9416 // not to be granted, there is a UI for the user to decide. 9417 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9418 Slog.w(TAG, "Not granting permission " + perm 9419 + " to package " + pkg.packageName 9420 + " (protectionLevel=" + bp.protectionLevel 9421 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9422 + ")"); 9423 } 9424 } 9425 } 9426 } 9427 9428 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 9429 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 9430 // This is the first that we have heard about this package, so the 9431 // permissions we have now selected are fixed until explicitly 9432 // changed. 9433 ps.installPermissionsFixed = true; 9434 } 9435 9436 // Persist the runtime permissions state for users with changes. If permissions 9437 // were revoked because no app in the shared user declares them we have to 9438 // write synchronously to avoid losing runtime permissions state. 9439 for (int userId : changedRuntimePermissionUserIds) { 9440 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9441 } 9442 9443 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9444 } 9445 9446 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9447 boolean allowed = false; 9448 final int NP = PackageParser.NEW_PERMISSIONS.length; 9449 for (int ip=0; ip<NP; ip++) { 9450 final PackageParser.NewPermissionInfo npi 9451 = PackageParser.NEW_PERMISSIONS[ip]; 9452 if (npi.name.equals(perm) 9453 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9454 allowed = true; 9455 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9456 + pkg.packageName); 9457 break; 9458 } 9459 } 9460 return allowed; 9461 } 9462 9463 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9464 BasePermission bp, PermissionsState origPermissions) { 9465 boolean allowed; 9466 allowed = (compareSignatures( 9467 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9468 == PackageManager.SIGNATURE_MATCH) 9469 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9470 == PackageManager.SIGNATURE_MATCH); 9471 if (!allowed && (bp.protectionLevel 9472 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9473 if (isSystemApp(pkg)) { 9474 // For updated system applications, a system permission 9475 // is granted only if it had been defined by the original application. 9476 if (pkg.isUpdatedSystemApp()) { 9477 final PackageSetting sysPs = mSettings 9478 .getDisabledSystemPkgLPr(pkg.packageName); 9479 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 9480 // If the original was granted this permission, we take 9481 // that grant decision as read and propagate it to the 9482 // update. 9483 if (sysPs.isPrivileged()) { 9484 allowed = true; 9485 } 9486 } else { 9487 // The system apk may have been updated with an older 9488 // version of the one on the data partition, but which 9489 // granted a new system permission that it didn't have 9490 // before. In this case we do want to allow the app to 9491 // now get the new permission if the ancestral apk is 9492 // privileged to get it. 9493 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 9494 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 9495 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 9496 allowed = true; 9497 break; 9498 } 9499 } 9500 } 9501 // Also if a privileged parent package on the system image or any of 9502 // its children requested a privileged permission, the updated child 9503 // packages can also get the permission. 9504 if (pkg.parentPackage != null) { 9505 final PackageSetting disabledSysParentPs = mSettings 9506 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 9507 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 9508 && disabledSysParentPs.isPrivileged()) { 9509 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 9510 allowed = true; 9511 } else if (disabledSysParentPs.pkg.childPackages != null) { 9512 final int count = disabledSysParentPs.pkg.childPackages.size(); 9513 for (int i = 0; i < count; i++) { 9514 PackageParser.Package disabledSysChildPkg = 9515 disabledSysParentPs.pkg.childPackages.get(i); 9516 if (isPackageRequestingPermission(disabledSysChildPkg, 9517 perm)) { 9518 allowed = true; 9519 break; 9520 } 9521 } 9522 } 9523 } 9524 } 9525 } 9526 } else { 9527 allowed = isPrivilegedApp(pkg); 9528 } 9529 } 9530 } 9531 if (!allowed) { 9532 if (!allowed && (bp.protectionLevel 9533 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9534 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9535 // If this was a previously normal/dangerous permission that got moved 9536 // to a system permission as part of the runtime permission redesign, then 9537 // we still want to blindly grant it to old apps. 9538 allowed = true; 9539 } 9540 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9541 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9542 // If this permission is to be granted to the system installer and 9543 // this app is an installer, then it gets the permission. 9544 allowed = true; 9545 } 9546 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9547 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9548 // If this permission is to be granted to the system verifier and 9549 // this app is a verifier, then it gets the permission. 9550 allowed = true; 9551 } 9552 if (!allowed && (bp.protectionLevel 9553 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9554 && isSystemApp(pkg)) { 9555 // Any pre-installed system app is allowed to get this permission. 9556 allowed = true; 9557 } 9558 if (!allowed && (bp.protectionLevel 9559 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9560 // For development permissions, a development permission 9561 // is granted only if it was already granted. 9562 allowed = origPermissions.hasInstallPermission(perm); 9563 } 9564 } 9565 return allowed; 9566 } 9567 9568 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 9569 final int permCount = pkg.requestedPermissions.size(); 9570 for (int j = 0; j < permCount; j++) { 9571 String requestedPermission = pkg.requestedPermissions.get(j); 9572 if (permission.equals(requestedPermission)) { 9573 return true; 9574 } 9575 } 9576 return false; 9577 } 9578 9579 final class ActivityIntentResolver 9580 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9581 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9582 boolean defaultOnly, int userId) { 9583 if (!sUserManager.exists(userId)) return null; 9584 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9585 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9586 } 9587 9588 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9589 int userId) { 9590 if (!sUserManager.exists(userId)) return null; 9591 mFlags = flags; 9592 return super.queryIntent(intent, resolvedType, 9593 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9594 } 9595 9596 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9597 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9598 if (!sUserManager.exists(userId)) return null; 9599 if (packageActivities == null) { 9600 return null; 9601 } 9602 mFlags = flags; 9603 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9604 final int N = packageActivities.size(); 9605 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9606 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9607 9608 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9609 for (int i = 0; i < N; ++i) { 9610 intentFilters = packageActivities.get(i).intents; 9611 if (intentFilters != null && intentFilters.size() > 0) { 9612 PackageParser.ActivityIntentInfo[] array = 9613 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9614 intentFilters.toArray(array); 9615 listCut.add(array); 9616 } 9617 } 9618 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9619 } 9620 9621 public final void addActivity(PackageParser.Activity a, String type) { 9622 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9623 mActivities.put(a.getComponentName(), a); 9624 if (DEBUG_SHOW_INFO) 9625 Log.v( 9626 TAG, " " + type + " " + 9627 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9628 if (DEBUG_SHOW_INFO) 9629 Log.v(TAG, " Class=" + a.info.name); 9630 final int NI = a.intents.size(); 9631 for (int j=0; j<NI; j++) { 9632 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9633 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9634 intent.setPriority(0); 9635 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9636 + a.className + " with priority > 0, forcing to 0"); 9637 } 9638 if (DEBUG_SHOW_INFO) { 9639 Log.v(TAG, " IntentFilter:"); 9640 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9641 } 9642 if (!intent.debugCheck()) { 9643 Log.w(TAG, "==> For Activity " + a.info.name); 9644 } 9645 addFilter(intent); 9646 } 9647 } 9648 9649 public final void removeActivity(PackageParser.Activity a, String type) { 9650 mActivities.remove(a.getComponentName()); 9651 if (DEBUG_SHOW_INFO) { 9652 Log.v(TAG, " " + type + " " 9653 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9654 : a.info.name) + ":"); 9655 Log.v(TAG, " Class=" + a.info.name); 9656 } 9657 final int NI = a.intents.size(); 9658 for (int j=0; j<NI; j++) { 9659 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9660 if (DEBUG_SHOW_INFO) { 9661 Log.v(TAG, " IntentFilter:"); 9662 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9663 } 9664 removeFilter(intent); 9665 } 9666 } 9667 9668 @Override 9669 protected boolean allowFilterResult( 9670 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9671 ActivityInfo filterAi = filter.activity.info; 9672 for (int i=dest.size()-1; i>=0; i--) { 9673 ActivityInfo destAi = dest.get(i).activityInfo; 9674 if (destAi.name == filterAi.name 9675 && destAi.packageName == filterAi.packageName) { 9676 return false; 9677 } 9678 } 9679 return true; 9680 } 9681 9682 @Override 9683 protected ActivityIntentInfo[] newArray(int size) { 9684 return new ActivityIntentInfo[size]; 9685 } 9686 9687 @Override 9688 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9689 if (!sUserManager.exists(userId)) return true; 9690 PackageParser.Package p = filter.activity.owner; 9691 if (p != null) { 9692 PackageSetting ps = (PackageSetting)p.mExtras; 9693 if (ps != null) { 9694 // System apps are never considered stopped for purposes of 9695 // filtering, because there may be no way for the user to 9696 // actually re-launch them. 9697 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9698 && ps.getStopped(userId); 9699 } 9700 } 9701 return false; 9702 } 9703 9704 @Override 9705 protected boolean isPackageForFilter(String packageName, 9706 PackageParser.ActivityIntentInfo info) { 9707 return packageName.equals(info.activity.owner.packageName); 9708 } 9709 9710 @Override 9711 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9712 int match, int userId) { 9713 if (!sUserManager.exists(userId)) return null; 9714 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9715 return null; 9716 } 9717 final PackageParser.Activity activity = info.activity; 9718 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9719 if (ps == null) { 9720 return null; 9721 } 9722 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9723 ps.readUserState(userId), userId); 9724 if (ai == null) { 9725 return null; 9726 } 9727 final ResolveInfo res = new ResolveInfo(); 9728 res.activityInfo = ai; 9729 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9730 res.filter = info; 9731 } 9732 if (info != null) { 9733 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9734 } 9735 res.priority = info.getPriority(); 9736 res.preferredOrder = activity.owner.mPreferredOrder; 9737 //System.out.println("Result: " + res.activityInfo.className + 9738 // " = " + res.priority); 9739 res.match = match; 9740 res.isDefault = info.hasDefault; 9741 res.labelRes = info.labelRes; 9742 res.nonLocalizedLabel = info.nonLocalizedLabel; 9743 if (userNeedsBadging(userId)) { 9744 res.noResourceId = true; 9745 } else { 9746 res.icon = info.icon; 9747 } 9748 res.iconResourceId = info.icon; 9749 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9750 return res; 9751 } 9752 9753 @Override 9754 protected void sortResults(List<ResolveInfo> results) { 9755 Collections.sort(results, mResolvePrioritySorter); 9756 } 9757 9758 @Override 9759 protected void dumpFilter(PrintWriter out, String prefix, 9760 PackageParser.ActivityIntentInfo filter) { 9761 out.print(prefix); out.print( 9762 Integer.toHexString(System.identityHashCode(filter.activity))); 9763 out.print(' '); 9764 filter.activity.printComponentShortName(out); 9765 out.print(" filter "); 9766 out.println(Integer.toHexString(System.identityHashCode(filter))); 9767 } 9768 9769 @Override 9770 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9771 return filter.activity; 9772 } 9773 9774 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9775 PackageParser.Activity activity = (PackageParser.Activity)label; 9776 out.print(prefix); out.print( 9777 Integer.toHexString(System.identityHashCode(activity))); 9778 out.print(' '); 9779 activity.printComponentShortName(out); 9780 if (count > 1) { 9781 out.print(" ("); out.print(count); out.print(" filters)"); 9782 } 9783 out.println(); 9784 } 9785 9786// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9787// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9788// final List<ResolveInfo> retList = Lists.newArrayList(); 9789// while (i.hasNext()) { 9790// final ResolveInfo resolveInfo = i.next(); 9791// if (isEnabledLP(resolveInfo.activityInfo)) { 9792// retList.add(resolveInfo); 9793// } 9794// } 9795// return retList; 9796// } 9797 9798 // Keys are String (activity class name), values are Activity. 9799 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9800 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9801 private int mFlags; 9802 } 9803 9804 private final class ServiceIntentResolver 9805 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9806 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9807 boolean defaultOnly, int userId) { 9808 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9809 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9810 } 9811 9812 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9813 int userId) { 9814 if (!sUserManager.exists(userId)) return null; 9815 mFlags = flags; 9816 return super.queryIntent(intent, resolvedType, 9817 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9818 } 9819 9820 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9821 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9822 if (!sUserManager.exists(userId)) return null; 9823 if (packageServices == null) { 9824 return null; 9825 } 9826 mFlags = flags; 9827 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9828 final int N = packageServices.size(); 9829 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9830 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9831 9832 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9833 for (int i = 0; i < N; ++i) { 9834 intentFilters = packageServices.get(i).intents; 9835 if (intentFilters != null && intentFilters.size() > 0) { 9836 PackageParser.ServiceIntentInfo[] array = 9837 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9838 intentFilters.toArray(array); 9839 listCut.add(array); 9840 } 9841 } 9842 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9843 } 9844 9845 public final void addService(PackageParser.Service s) { 9846 mServices.put(s.getComponentName(), s); 9847 if (DEBUG_SHOW_INFO) { 9848 Log.v(TAG, " " 9849 + (s.info.nonLocalizedLabel != null 9850 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9851 Log.v(TAG, " Class=" + s.info.name); 9852 } 9853 final int NI = s.intents.size(); 9854 int j; 9855 for (j=0; j<NI; j++) { 9856 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9857 if (DEBUG_SHOW_INFO) { 9858 Log.v(TAG, " IntentFilter:"); 9859 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9860 } 9861 if (!intent.debugCheck()) { 9862 Log.w(TAG, "==> For Service " + s.info.name); 9863 } 9864 addFilter(intent); 9865 } 9866 } 9867 9868 public final void removeService(PackageParser.Service s) { 9869 mServices.remove(s.getComponentName()); 9870 if (DEBUG_SHOW_INFO) { 9871 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9872 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9873 Log.v(TAG, " Class=" + s.info.name); 9874 } 9875 final int NI = s.intents.size(); 9876 int j; 9877 for (j=0; j<NI; j++) { 9878 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9879 if (DEBUG_SHOW_INFO) { 9880 Log.v(TAG, " IntentFilter:"); 9881 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9882 } 9883 removeFilter(intent); 9884 } 9885 } 9886 9887 @Override 9888 protected boolean allowFilterResult( 9889 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9890 ServiceInfo filterSi = filter.service.info; 9891 for (int i=dest.size()-1; i>=0; i--) { 9892 ServiceInfo destAi = dest.get(i).serviceInfo; 9893 if (destAi.name == filterSi.name 9894 && destAi.packageName == filterSi.packageName) { 9895 return false; 9896 } 9897 } 9898 return true; 9899 } 9900 9901 @Override 9902 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9903 return new PackageParser.ServiceIntentInfo[size]; 9904 } 9905 9906 @Override 9907 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9908 if (!sUserManager.exists(userId)) return true; 9909 PackageParser.Package p = filter.service.owner; 9910 if (p != null) { 9911 PackageSetting ps = (PackageSetting)p.mExtras; 9912 if (ps != null) { 9913 // System apps are never considered stopped for purposes of 9914 // filtering, because there may be no way for the user to 9915 // actually re-launch them. 9916 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9917 && ps.getStopped(userId); 9918 } 9919 } 9920 return false; 9921 } 9922 9923 @Override 9924 protected boolean isPackageForFilter(String packageName, 9925 PackageParser.ServiceIntentInfo info) { 9926 return packageName.equals(info.service.owner.packageName); 9927 } 9928 9929 @Override 9930 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9931 int match, int userId) { 9932 if (!sUserManager.exists(userId)) return null; 9933 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9934 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9935 return null; 9936 } 9937 final PackageParser.Service service = info.service; 9938 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9939 if (ps == null) { 9940 return null; 9941 } 9942 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9943 ps.readUserState(userId), userId); 9944 if (si == null) { 9945 return null; 9946 } 9947 final ResolveInfo res = new ResolveInfo(); 9948 res.serviceInfo = si; 9949 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9950 res.filter = filter; 9951 } 9952 res.priority = info.getPriority(); 9953 res.preferredOrder = service.owner.mPreferredOrder; 9954 res.match = match; 9955 res.isDefault = info.hasDefault; 9956 res.labelRes = info.labelRes; 9957 res.nonLocalizedLabel = info.nonLocalizedLabel; 9958 res.icon = info.icon; 9959 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9960 return res; 9961 } 9962 9963 @Override 9964 protected void sortResults(List<ResolveInfo> results) { 9965 Collections.sort(results, mResolvePrioritySorter); 9966 } 9967 9968 @Override 9969 protected void dumpFilter(PrintWriter out, String prefix, 9970 PackageParser.ServiceIntentInfo filter) { 9971 out.print(prefix); out.print( 9972 Integer.toHexString(System.identityHashCode(filter.service))); 9973 out.print(' '); 9974 filter.service.printComponentShortName(out); 9975 out.print(" filter "); 9976 out.println(Integer.toHexString(System.identityHashCode(filter))); 9977 } 9978 9979 @Override 9980 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9981 return filter.service; 9982 } 9983 9984 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9985 PackageParser.Service service = (PackageParser.Service)label; 9986 out.print(prefix); out.print( 9987 Integer.toHexString(System.identityHashCode(service))); 9988 out.print(' '); 9989 service.printComponentShortName(out); 9990 if (count > 1) { 9991 out.print(" ("); out.print(count); out.print(" filters)"); 9992 } 9993 out.println(); 9994 } 9995 9996// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9997// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9998// final List<ResolveInfo> retList = Lists.newArrayList(); 9999// while (i.hasNext()) { 10000// final ResolveInfo resolveInfo = (ResolveInfo) i; 10001// if (isEnabledLP(resolveInfo.serviceInfo)) { 10002// retList.add(resolveInfo); 10003// } 10004// } 10005// return retList; 10006// } 10007 10008 // Keys are String (activity class name), values are Activity. 10009 private final ArrayMap<ComponentName, PackageParser.Service> mServices 10010 = new ArrayMap<ComponentName, PackageParser.Service>(); 10011 private int mFlags; 10012 }; 10013 10014 private final class ProviderIntentResolver 10015 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 10016 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10017 boolean defaultOnly, int userId) { 10018 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10019 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10020 } 10021 10022 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10023 int userId) { 10024 if (!sUserManager.exists(userId)) 10025 return null; 10026 mFlags = flags; 10027 return super.queryIntent(intent, resolvedType, 10028 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10029 } 10030 10031 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10032 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 10033 if (!sUserManager.exists(userId)) 10034 return null; 10035 if (packageProviders == null) { 10036 return null; 10037 } 10038 mFlags = flags; 10039 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 10040 final int N = packageProviders.size(); 10041 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 10042 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 10043 10044 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 10045 for (int i = 0; i < N; ++i) { 10046 intentFilters = packageProviders.get(i).intents; 10047 if (intentFilters != null && intentFilters.size() > 0) { 10048 PackageParser.ProviderIntentInfo[] array = 10049 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 10050 intentFilters.toArray(array); 10051 listCut.add(array); 10052 } 10053 } 10054 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10055 } 10056 10057 public final void addProvider(PackageParser.Provider p) { 10058 if (mProviders.containsKey(p.getComponentName())) { 10059 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 10060 return; 10061 } 10062 10063 mProviders.put(p.getComponentName(), p); 10064 if (DEBUG_SHOW_INFO) { 10065 Log.v(TAG, " " 10066 + (p.info.nonLocalizedLabel != null 10067 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 10068 Log.v(TAG, " Class=" + p.info.name); 10069 } 10070 final int NI = p.intents.size(); 10071 int j; 10072 for (j = 0; j < NI; j++) { 10073 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10074 if (DEBUG_SHOW_INFO) { 10075 Log.v(TAG, " IntentFilter:"); 10076 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10077 } 10078 if (!intent.debugCheck()) { 10079 Log.w(TAG, "==> For Provider " + p.info.name); 10080 } 10081 addFilter(intent); 10082 } 10083 } 10084 10085 public final void removeProvider(PackageParser.Provider p) { 10086 mProviders.remove(p.getComponentName()); 10087 if (DEBUG_SHOW_INFO) { 10088 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 10089 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 10090 Log.v(TAG, " Class=" + p.info.name); 10091 } 10092 final int NI = p.intents.size(); 10093 int j; 10094 for (j = 0; j < NI; j++) { 10095 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10096 if (DEBUG_SHOW_INFO) { 10097 Log.v(TAG, " IntentFilter:"); 10098 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10099 } 10100 removeFilter(intent); 10101 } 10102 } 10103 10104 @Override 10105 protected boolean allowFilterResult( 10106 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 10107 ProviderInfo filterPi = filter.provider.info; 10108 for (int i = dest.size() - 1; i >= 0; i--) { 10109 ProviderInfo destPi = dest.get(i).providerInfo; 10110 if (destPi.name == filterPi.name 10111 && destPi.packageName == filterPi.packageName) { 10112 return false; 10113 } 10114 } 10115 return true; 10116 } 10117 10118 @Override 10119 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 10120 return new PackageParser.ProviderIntentInfo[size]; 10121 } 10122 10123 @Override 10124 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 10125 if (!sUserManager.exists(userId)) 10126 return true; 10127 PackageParser.Package p = filter.provider.owner; 10128 if (p != null) { 10129 PackageSetting ps = (PackageSetting) p.mExtras; 10130 if (ps != null) { 10131 // System apps are never considered stopped for purposes of 10132 // filtering, because there may be no way for the user to 10133 // actually re-launch them. 10134 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 10135 && ps.getStopped(userId); 10136 } 10137 } 10138 return false; 10139 } 10140 10141 @Override 10142 protected boolean isPackageForFilter(String packageName, 10143 PackageParser.ProviderIntentInfo info) { 10144 return packageName.equals(info.provider.owner.packageName); 10145 } 10146 10147 @Override 10148 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 10149 int match, int userId) { 10150 if (!sUserManager.exists(userId)) 10151 return null; 10152 final PackageParser.ProviderIntentInfo info = filter; 10153 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 10154 return null; 10155 } 10156 final PackageParser.Provider provider = info.provider; 10157 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 10158 if (ps == null) { 10159 return null; 10160 } 10161 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 10162 ps.readUserState(userId), userId); 10163 if (pi == null) { 10164 return null; 10165 } 10166 final ResolveInfo res = new ResolveInfo(); 10167 res.providerInfo = pi; 10168 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 10169 res.filter = filter; 10170 } 10171 res.priority = info.getPriority(); 10172 res.preferredOrder = provider.owner.mPreferredOrder; 10173 res.match = match; 10174 res.isDefault = info.hasDefault; 10175 res.labelRes = info.labelRes; 10176 res.nonLocalizedLabel = info.nonLocalizedLabel; 10177 res.icon = info.icon; 10178 res.system = res.providerInfo.applicationInfo.isSystemApp(); 10179 return res; 10180 } 10181 10182 @Override 10183 protected void sortResults(List<ResolveInfo> results) { 10184 Collections.sort(results, mResolvePrioritySorter); 10185 } 10186 10187 @Override 10188 protected void dumpFilter(PrintWriter out, String prefix, 10189 PackageParser.ProviderIntentInfo filter) { 10190 out.print(prefix); 10191 out.print( 10192 Integer.toHexString(System.identityHashCode(filter.provider))); 10193 out.print(' '); 10194 filter.provider.printComponentShortName(out); 10195 out.print(" filter "); 10196 out.println(Integer.toHexString(System.identityHashCode(filter))); 10197 } 10198 10199 @Override 10200 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 10201 return filter.provider; 10202 } 10203 10204 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10205 PackageParser.Provider provider = (PackageParser.Provider)label; 10206 out.print(prefix); out.print( 10207 Integer.toHexString(System.identityHashCode(provider))); 10208 out.print(' '); 10209 provider.printComponentShortName(out); 10210 if (count > 1) { 10211 out.print(" ("); out.print(count); out.print(" filters)"); 10212 } 10213 out.println(); 10214 } 10215 10216 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 10217 = new ArrayMap<ComponentName, PackageParser.Provider>(); 10218 private int mFlags; 10219 } 10220 10221 private static final class EphemeralIntentResolver 10222 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 10223 @Override 10224 protected EphemeralResolveIntentInfo[] newArray(int size) { 10225 return new EphemeralResolveIntentInfo[size]; 10226 } 10227 10228 @Override 10229 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 10230 return true; 10231 } 10232 10233 @Override 10234 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 10235 int userId) { 10236 if (!sUserManager.exists(userId)) { 10237 return null; 10238 } 10239 return info.getEphemeralResolveInfo(); 10240 } 10241 } 10242 10243 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 10244 new Comparator<ResolveInfo>() { 10245 public int compare(ResolveInfo r1, ResolveInfo r2) { 10246 int v1 = r1.priority; 10247 int v2 = r2.priority; 10248 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 10249 if (v1 != v2) { 10250 return (v1 > v2) ? -1 : 1; 10251 } 10252 v1 = r1.preferredOrder; 10253 v2 = r2.preferredOrder; 10254 if (v1 != v2) { 10255 return (v1 > v2) ? -1 : 1; 10256 } 10257 if (r1.isDefault != r2.isDefault) { 10258 return r1.isDefault ? -1 : 1; 10259 } 10260 v1 = r1.match; 10261 v2 = r2.match; 10262 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 10263 if (v1 != v2) { 10264 return (v1 > v2) ? -1 : 1; 10265 } 10266 if (r1.system != r2.system) { 10267 return r1.system ? -1 : 1; 10268 } 10269 if (r1.activityInfo != null) { 10270 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 10271 } 10272 if (r1.serviceInfo != null) { 10273 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 10274 } 10275 if (r1.providerInfo != null) { 10276 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 10277 } 10278 return 0; 10279 } 10280 }; 10281 10282 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 10283 new Comparator<ProviderInfo>() { 10284 public int compare(ProviderInfo p1, ProviderInfo p2) { 10285 final int v1 = p1.initOrder; 10286 final int v2 = p2.initOrder; 10287 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 10288 } 10289 }; 10290 10291 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 10292 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 10293 final int[] userIds) { 10294 mHandler.post(new Runnable() { 10295 @Override 10296 public void run() { 10297 try { 10298 final IActivityManager am = ActivityManagerNative.getDefault(); 10299 if (am == null) return; 10300 final int[] resolvedUserIds; 10301 if (userIds == null) { 10302 resolvedUserIds = am.getRunningUserIds(); 10303 } else { 10304 resolvedUserIds = userIds; 10305 } 10306 for (int id : resolvedUserIds) { 10307 final Intent intent = new Intent(action, 10308 pkg != null ? Uri.fromParts("package", pkg, null) : null); 10309 if (extras != null) { 10310 intent.putExtras(extras); 10311 } 10312 if (targetPkg != null) { 10313 intent.setPackage(targetPkg); 10314 } 10315 // Modify the UID when posting to other users 10316 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 10317 if (uid > 0 && UserHandle.getUserId(uid) != id) { 10318 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 10319 intent.putExtra(Intent.EXTRA_UID, uid); 10320 } 10321 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 10322 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 10323 if (DEBUG_BROADCASTS) { 10324 RuntimeException here = new RuntimeException("here"); 10325 here.fillInStackTrace(); 10326 Slog.d(TAG, "Sending to user " + id + ": " 10327 + intent.toShortString(false, true, false, false) 10328 + " " + intent.getExtras(), here); 10329 } 10330 am.broadcastIntent(null, intent, null, finishedReceiver, 10331 0, null, null, null, android.app.AppOpsManager.OP_NONE, 10332 null, finishedReceiver != null, false, id); 10333 } 10334 } catch (RemoteException ex) { 10335 } 10336 } 10337 }); 10338 } 10339 10340 /** 10341 * Check if the external storage media is available. This is true if there 10342 * is a mounted external storage medium or if the external storage is 10343 * emulated. 10344 */ 10345 private boolean isExternalMediaAvailable() { 10346 return mMediaMounted || Environment.isExternalStorageEmulated(); 10347 } 10348 10349 @Override 10350 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 10351 // writer 10352 synchronized (mPackages) { 10353 if (!isExternalMediaAvailable()) { 10354 // If the external storage is no longer mounted at this point, 10355 // the caller may not have been able to delete all of this 10356 // packages files and can not delete any more. Bail. 10357 return null; 10358 } 10359 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 10360 if (lastPackage != null) { 10361 pkgs.remove(lastPackage); 10362 } 10363 if (pkgs.size() > 0) { 10364 return pkgs.get(0); 10365 } 10366 } 10367 return null; 10368 } 10369 10370 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 10371 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 10372 userId, andCode ? 1 : 0, packageName); 10373 if (mSystemReady) { 10374 msg.sendToTarget(); 10375 } else { 10376 if (mPostSystemReadyMessages == null) { 10377 mPostSystemReadyMessages = new ArrayList<>(); 10378 } 10379 mPostSystemReadyMessages.add(msg); 10380 } 10381 } 10382 10383 void startCleaningPackages() { 10384 // reader 10385 synchronized (mPackages) { 10386 if (!isExternalMediaAvailable()) { 10387 return; 10388 } 10389 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 10390 return; 10391 } 10392 } 10393 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 10394 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 10395 IActivityManager am = ActivityManagerNative.getDefault(); 10396 if (am != null) { 10397 try { 10398 am.startService(null, intent, null, mContext.getOpPackageName(), 10399 UserHandle.USER_SYSTEM); 10400 } catch (RemoteException e) { 10401 } 10402 } 10403 } 10404 10405 @Override 10406 public void installPackage(String originPath, IPackageInstallObserver2 observer, 10407 int installFlags, String installerPackageName, VerificationParams verificationParams, 10408 String packageAbiOverride) { 10409 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 10410 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 10411 } 10412 10413 @Override 10414 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 10415 int installFlags, String installerPackageName, VerificationParams verificationParams, 10416 String packageAbiOverride, int userId) { 10417 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 10418 10419 final int callingUid = Binder.getCallingUid(); 10420 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 10421 10422 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10423 try { 10424 if (observer != null) { 10425 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 10426 } 10427 } catch (RemoteException re) { 10428 } 10429 return; 10430 } 10431 10432 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 10433 installFlags |= PackageManager.INSTALL_FROM_ADB; 10434 10435 } else { 10436 // Caller holds INSTALL_PACKAGES permission, so we're less strict 10437 // about installerPackageName. 10438 10439 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 10440 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 10441 } 10442 10443 UserHandle user; 10444 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 10445 user = UserHandle.ALL; 10446 } else { 10447 user = new UserHandle(userId); 10448 } 10449 10450 // Only system components can circumvent runtime permissions when installing. 10451 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 10452 && mContext.checkCallingOrSelfPermission(Manifest.permission 10453 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 10454 throw new SecurityException("You need the " 10455 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 10456 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 10457 } 10458 10459 verificationParams.setInstallerUid(callingUid); 10460 10461 final File originFile = new File(originPath); 10462 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10463 10464 final Message msg = mHandler.obtainMessage(INIT_COPY); 10465 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10466 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10467 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10468 msg.obj = params; 10469 10470 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10471 System.identityHashCode(msg.obj)); 10472 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10473 System.identityHashCode(msg.obj)); 10474 10475 mHandler.sendMessage(msg); 10476 } 10477 10478 void installStage(String packageName, File stagedDir, String stagedCid, 10479 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10480 String installerPackageName, int installerUid, UserHandle user) { 10481 if (DEBUG_EPHEMERAL) { 10482 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10483 Slog.d(TAG, "Ephemeral install of " + packageName); 10484 } 10485 } 10486 final VerificationParams verifParams = new VerificationParams( 10487 null, sessionParams.originatingUri, sessionParams.referrerUri, 10488 sessionParams.originatingUid); 10489 verifParams.setInstallerUid(installerUid); 10490 10491 final OriginInfo origin; 10492 if (stagedDir != null) { 10493 origin = OriginInfo.fromStagedFile(stagedDir); 10494 } else { 10495 origin = OriginInfo.fromStagedContainer(stagedCid); 10496 } 10497 10498 final Message msg = mHandler.obtainMessage(INIT_COPY); 10499 final InstallParams params = new InstallParams(origin, null, observer, 10500 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10501 verifParams, user, sessionParams.abiOverride, 10502 sessionParams.grantedRuntimePermissions); 10503 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10504 msg.obj = params; 10505 10506 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10507 System.identityHashCode(msg.obj)); 10508 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10509 System.identityHashCode(msg.obj)); 10510 10511 mHandler.sendMessage(msg); 10512 } 10513 10514 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 10515 int userId) { 10516 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10517 sendPackageAddedForUser(packageName, isSystem, pkgSetting.appId, userId); 10518 } 10519 10520 private void sendPackageAddedForUser(String packageName, boolean isSystem, 10521 int appId, int userId) { 10522 Bundle extras = new Bundle(1); 10523 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, appId)); 10524 10525 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10526 packageName, extras, 0, null, null, new int[] {userId}); 10527 try { 10528 IActivityManager am = ActivityManagerNative.getDefault(); 10529 if (isSystem && am.isUserRunning(userId, 0)) { 10530 // The just-installed/enabled app is bundled on the system, so presumed 10531 // to be able to run automatically without needing an explicit launch. 10532 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10533 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10534 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10535 .setPackage(packageName); 10536 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10537 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10538 } 10539 } catch (RemoteException e) { 10540 // shouldn't happen 10541 Slog.w(TAG, "Unable to bootstrap installed package", e); 10542 } 10543 } 10544 10545 @Override 10546 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10547 int userId) { 10548 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10549 PackageSetting pkgSetting; 10550 final int uid = Binder.getCallingUid(); 10551 enforceCrossUserPermission(uid, userId, true, true, 10552 "setApplicationHiddenSetting for user " + userId); 10553 10554 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10555 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10556 return false; 10557 } 10558 10559 long callingId = Binder.clearCallingIdentity(); 10560 try { 10561 boolean sendAdded = false; 10562 boolean sendRemoved = false; 10563 // writer 10564 synchronized (mPackages) { 10565 pkgSetting = mSettings.mPackages.get(packageName); 10566 if (pkgSetting == null) { 10567 return false; 10568 } 10569 if (pkgSetting.getHidden(userId) != hidden) { 10570 pkgSetting.setHidden(hidden, userId); 10571 mSettings.writePackageRestrictionsLPr(userId); 10572 if (hidden) { 10573 sendRemoved = true; 10574 } else { 10575 sendAdded = true; 10576 } 10577 } 10578 } 10579 if (sendAdded) { 10580 sendPackageAddedForUser(packageName, pkgSetting, userId); 10581 return true; 10582 } 10583 if (sendRemoved) { 10584 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10585 "hiding pkg"); 10586 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10587 return true; 10588 } 10589 } finally { 10590 Binder.restoreCallingIdentity(callingId); 10591 } 10592 return false; 10593 } 10594 10595 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10596 int userId) { 10597 final PackageRemovedInfo info = new PackageRemovedInfo(); 10598 info.removedPackage = packageName; 10599 info.removedUsers = new int[] {userId}; 10600 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10601 info.sendPackageRemovedBroadcasts(); 10602 } 10603 10604 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 10605 if (pkgList.length > 0) { 10606 Bundle extras = new Bundle(1); 10607 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 10608 10609 sendPackageBroadcast( 10610 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 10611 : Intent.ACTION_PACKAGES_UNSUSPENDED, 10612 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 10613 new int[] {userId}); 10614 } 10615 } 10616 10617 /** 10618 * Returns true if application is not found or there was an error. Otherwise it returns 10619 * the hidden state of the package for the given user. 10620 */ 10621 @Override 10622 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10623 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10624 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10625 false, "getApplicationHidden for user " + userId); 10626 PackageSetting pkgSetting; 10627 long callingId = Binder.clearCallingIdentity(); 10628 try { 10629 // writer 10630 synchronized (mPackages) { 10631 pkgSetting = mSettings.mPackages.get(packageName); 10632 if (pkgSetting == null) { 10633 return true; 10634 } 10635 return pkgSetting.getHidden(userId); 10636 } 10637 } finally { 10638 Binder.restoreCallingIdentity(callingId); 10639 } 10640 } 10641 10642 /** 10643 * @hide 10644 */ 10645 @Override 10646 public int installExistingPackageAsUser(String packageName, int userId) { 10647 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10648 null); 10649 PackageSetting pkgSetting; 10650 final int uid = Binder.getCallingUid(); 10651 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10652 + userId); 10653 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10654 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10655 } 10656 10657 long callingId = Binder.clearCallingIdentity(); 10658 try { 10659 boolean installed = false; 10660 10661 // writer 10662 synchronized (mPackages) { 10663 pkgSetting = mSettings.mPackages.get(packageName); 10664 if (pkgSetting == null) { 10665 return PackageManager.INSTALL_FAILED_INVALID_URI; 10666 } 10667 if (!pkgSetting.getInstalled(userId)) { 10668 pkgSetting.setInstalled(true, userId); 10669 pkgSetting.setHidden(false, userId); 10670 mSettings.writePackageRestrictionsLPr(userId); 10671 if (pkgSetting.pkg != null) { 10672 prepareAppDataAfterInstall(pkgSetting.pkg); 10673 } 10674 installed = true; 10675 } 10676 } 10677 10678 if (installed) { 10679 sendPackageAddedForUser(packageName, pkgSetting, userId); 10680 } 10681 } finally { 10682 Binder.restoreCallingIdentity(callingId); 10683 } 10684 10685 return PackageManager.INSTALL_SUCCEEDED; 10686 } 10687 10688 boolean isUserRestricted(int userId, String restrictionKey) { 10689 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10690 if (restrictions.getBoolean(restrictionKey, false)) { 10691 Log.w(TAG, "User is restricted: " + restrictionKey); 10692 return true; 10693 } 10694 return false; 10695 } 10696 10697 @Override 10698 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 10699 int userId) { 10700 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10701 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10702 "setPackagesSuspended for user " + userId); 10703 10704 if (ArrayUtils.isEmpty(packageNames)) { 10705 return packageNames; 10706 } 10707 10708 // List of package names for whom the suspended state has changed. 10709 List<String> changedPackages = new ArrayList<>(packageNames.length); 10710 // List of package names for whom the suspended state is not set as requested in this 10711 // method. 10712 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 10713 for (int i = 0; i < packageNames.length; i++) { 10714 String packageName = packageNames[i]; 10715 long callingId = Binder.clearCallingIdentity(); 10716 try { 10717 boolean changed = false; 10718 final int appId; 10719 synchronized (mPackages) { 10720 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10721 if (pkgSetting == null) { 10722 Slog.w(TAG, "Could not find package setting for package \"" + packageName 10723 + "\". Skipping suspending/un-suspending."); 10724 unactionedPackages.add(packageName); 10725 continue; 10726 } 10727 appId = pkgSetting.appId; 10728 if (pkgSetting.getSuspended(userId) != suspended) { 10729 if (!canSuspendPackageForUser(packageName, userId)) { 10730 unactionedPackages.add(packageName); 10731 continue; 10732 } 10733 pkgSetting.setSuspended(suspended, userId); 10734 mSettings.writePackageRestrictionsLPr(userId); 10735 changed = true; 10736 changedPackages.add(packageName); 10737 } 10738 } 10739 10740 if (changed && suspended) { 10741 killApplication(packageName, UserHandle.getUid(userId, appId), 10742 "suspending package"); 10743 } 10744 } finally { 10745 Binder.restoreCallingIdentity(callingId); 10746 } 10747 } 10748 10749 if (!changedPackages.isEmpty()) { 10750 sendPackagesSuspendedForUser(changedPackages.toArray( 10751 new String[changedPackages.size()]), userId, suspended); 10752 } 10753 10754 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 10755 } 10756 10757 @Override 10758 public boolean isPackageSuspendedForUser(String packageName, int userId) { 10759 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10760 false, "isPackageSuspendedForUser for user " + userId); 10761 synchronized (mPackages) { 10762 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10763 return pkgSetting != null && pkgSetting.getSuspended(userId); 10764 } 10765 } 10766 10767 // TODO: investigate and add more restrictions for suspending crucial packages. 10768 private boolean canSuspendPackageForUser(String packageName, int userId) { 10769 if (isPackageDeviceAdmin(packageName, userId)) { 10770 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10771 + "\": has active device admin"); 10772 return false; 10773 } 10774 10775 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 10776 if (packageName.equals(activeLauncherPackageName)) { 10777 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10778 + "\" because it is set as the active launcher"); 10779 return false; 10780 } 10781 10782 return true; 10783 } 10784 10785 private String getActiveLauncherPackageName(int userId) { 10786 Intent intent = new Intent(Intent.ACTION_MAIN); 10787 intent.addCategory(Intent.CATEGORY_HOME); 10788 ResolveInfo resolveInfo = resolveIntent( 10789 intent, 10790 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 10791 PackageManager.MATCH_DEFAULT_ONLY, 10792 userId); 10793 10794 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 10795 } 10796 10797 @Override 10798 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10799 mContext.enforceCallingOrSelfPermission( 10800 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10801 "Only package verification agents can verify applications"); 10802 10803 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10804 final PackageVerificationResponse response = new PackageVerificationResponse( 10805 verificationCode, Binder.getCallingUid()); 10806 msg.arg1 = id; 10807 msg.obj = response; 10808 mHandler.sendMessage(msg); 10809 } 10810 10811 @Override 10812 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10813 long millisecondsToDelay) { 10814 mContext.enforceCallingOrSelfPermission( 10815 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10816 "Only package verification agents can extend verification timeouts"); 10817 10818 final PackageVerificationState state = mPendingVerification.get(id); 10819 final PackageVerificationResponse response = new PackageVerificationResponse( 10820 verificationCodeAtTimeout, Binder.getCallingUid()); 10821 10822 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10823 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10824 } 10825 if (millisecondsToDelay < 0) { 10826 millisecondsToDelay = 0; 10827 } 10828 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10829 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10830 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10831 } 10832 10833 if ((state != null) && !state.timeoutExtended()) { 10834 state.extendTimeout(); 10835 10836 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10837 msg.arg1 = id; 10838 msg.obj = response; 10839 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10840 } 10841 } 10842 10843 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10844 int verificationCode, UserHandle user) { 10845 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10846 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10847 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10848 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10849 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10850 10851 mContext.sendBroadcastAsUser(intent, user, 10852 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10853 } 10854 10855 private ComponentName matchComponentForVerifier(String packageName, 10856 List<ResolveInfo> receivers) { 10857 ActivityInfo targetReceiver = null; 10858 10859 final int NR = receivers.size(); 10860 for (int i = 0; i < NR; i++) { 10861 final ResolveInfo info = receivers.get(i); 10862 if (info.activityInfo == null) { 10863 continue; 10864 } 10865 10866 if (packageName.equals(info.activityInfo.packageName)) { 10867 targetReceiver = info.activityInfo; 10868 break; 10869 } 10870 } 10871 10872 if (targetReceiver == null) { 10873 return null; 10874 } 10875 10876 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10877 } 10878 10879 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10880 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10881 if (pkgInfo.verifiers.length == 0) { 10882 return null; 10883 } 10884 10885 final int N = pkgInfo.verifiers.length; 10886 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10887 for (int i = 0; i < N; i++) { 10888 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10889 10890 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10891 receivers); 10892 if (comp == null) { 10893 continue; 10894 } 10895 10896 final int verifierUid = getUidForVerifier(verifierInfo); 10897 if (verifierUid == -1) { 10898 continue; 10899 } 10900 10901 if (DEBUG_VERIFY) { 10902 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10903 + " with the correct signature"); 10904 } 10905 sufficientVerifiers.add(comp); 10906 verificationState.addSufficientVerifier(verifierUid); 10907 } 10908 10909 return sufficientVerifiers; 10910 } 10911 10912 private int getUidForVerifier(VerifierInfo verifierInfo) { 10913 synchronized (mPackages) { 10914 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10915 if (pkg == null) { 10916 return -1; 10917 } else if (pkg.mSignatures.length != 1) { 10918 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10919 + " has more than one signature; ignoring"); 10920 return -1; 10921 } 10922 10923 /* 10924 * If the public key of the package's signature does not match 10925 * our expected public key, then this is a different package and 10926 * we should skip. 10927 */ 10928 10929 final byte[] expectedPublicKey; 10930 try { 10931 final Signature verifierSig = pkg.mSignatures[0]; 10932 final PublicKey publicKey = verifierSig.getPublicKey(); 10933 expectedPublicKey = publicKey.getEncoded(); 10934 } catch (CertificateException e) { 10935 return -1; 10936 } 10937 10938 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10939 10940 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10941 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10942 + " does not have the expected public key; ignoring"); 10943 return -1; 10944 } 10945 10946 return pkg.applicationInfo.uid; 10947 } 10948 } 10949 10950 @Override 10951 public void finishPackageInstall(int token) { 10952 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10953 10954 if (DEBUG_INSTALL) { 10955 Slog.v(TAG, "BM finishing package install for " + token); 10956 } 10957 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10958 10959 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10960 mHandler.sendMessage(msg); 10961 } 10962 10963 /** 10964 * Get the verification agent timeout. 10965 * 10966 * @return verification timeout in milliseconds 10967 */ 10968 private long getVerificationTimeout() { 10969 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10970 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10971 DEFAULT_VERIFICATION_TIMEOUT); 10972 } 10973 10974 /** 10975 * Get the default verification agent response code. 10976 * 10977 * @return default verification response code 10978 */ 10979 private int getDefaultVerificationResponse() { 10980 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10981 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10982 DEFAULT_VERIFICATION_RESPONSE); 10983 } 10984 10985 /** 10986 * Check whether or not package verification has been enabled. 10987 * 10988 * @return true if verification should be performed 10989 */ 10990 private boolean isVerificationEnabled(int userId, int installFlags) { 10991 if (!DEFAULT_VERIFY_ENABLE) { 10992 return false; 10993 } 10994 // Ephemeral apps don't get the full verification treatment 10995 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10996 if (DEBUG_EPHEMERAL) { 10997 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10998 } 10999 return false; 11000 } 11001 11002 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 11003 11004 // Check if installing from ADB 11005 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 11006 // Do not run verification in a test harness environment 11007 if (ActivityManager.isRunningInTestHarness()) { 11008 return false; 11009 } 11010 if (ensureVerifyAppsEnabled) { 11011 return true; 11012 } 11013 // Check if the developer does not want package verification for ADB installs 11014 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11015 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 11016 return false; 11017 } 11018 } 11019 11020 if (ensureVerifyAppsEnabled) { 11021 return true; 11022 } 11023 11024 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11025 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 11026 } 11027 11028 @Override 11029 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 11030 throws RemoteException { 11031 mContext.enforceCallingOrSelfPermission( 11032 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 11033 "Only intentfilter verification agents can verify applications"); 11034 11035 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 11036 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 11037 Binder.getCallingUid(), verificationCode, failedDomains); 11038 msg.arg1 = id; 11039 msg.obj = response; 11040 mHandler.sendMessage(msg); 11041 } 11042 11043 @Override 11044 public int getIntentVerificationStatus(String packageName, int userId) { 11045 synchronized (mPackages) { 11046 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 11047 } 11048 } 11049 11050 @Override 11051 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 11052 mContext.enforceCallingOrSelfPermission( 11053 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11054 11055 boolean result = false; 11056 synchronized (mPackages) { 11057 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 11058 } 11059 if (result) { 11060 scheduleWritePackageRestrictionsLocked(userId); 11061 } 11062 return result; 11063 } 11064 11065 @Override 11066 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 11067 synchronized (mPackages) { 11068 return mSettings.getIntentFilterVerificationsLPr(packageName); 11069 } 11070 } 11071 11072 @Override 11073 public List<IntentFilter> getAllIntentFilters(String packageName) { 11074 if (TextUtils.isEmpty(packageName)) { 11075 return Collections.<IntentFilter>emptyList(); 11076 } 11077 synchronized (mPackages) { 11078 PackageParser.Package pkg = mPackages.get(packageName); 11079 if (pkg == null || pkg.activities == null) { 11080 return Collections.<IntentFilter>emptyList(); 11081 } 11082 final int count = pkg.activities.size(); 11083 ArrayList<IntentFilter> result = new ArrayList<>(); 11084 for (int n=0; n<count; n++) { 11085 PackageParser.Activity activity = pkg.activities.get(n); 11086 if (activity.intents != null && activity.intents.size() > 0) { 11087 result.addAll(activity.intents); 11088 } 11089 } 11090 return result; 11091 } 11092 } 11093 11094 @Override 11095 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 11096 mContext.enforceCallingOrSelfPermission( 11097 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11098 11099 synchronized (mPackages) { 11100 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 11101 if (packageName != null) { 11102 result |= updateIntentVerificationStatus(packageName, 11103 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 11104 userId); 11105 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 11106 packageName, userId); 11107 } 11108 return result; 11109 } 11110 } 11111 11112 @Override 11113 public String getDefaultBrowserPackageName(int userId) { 11114 synchronized (mPackages) { 11115 return mSettings.getDefaultBrowserPackageNameLPw(userId); 11116 } 11117 } 11118 11119 /** 11120 * Get the "allow unknown sources" setting. 11121 * 11122 * @return the current "allow unknown sources" setting 11123 */ 11124 private int getUnknownSourcesSettings() { 11125 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11126 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 11127 -1); 11128 } 11129 11130 @Override 11131 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 11132 final int uid = Binder.getCallingUid(); 11133 // writer 11134 synchronized (mPackages) { 11135 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 11136 if (targetPackageSetting == null) { 11137 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 11138 } 11139 11140 PackageSetting installerPackageSetting; 11141 if (installerPackageName != null) { 11142 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 11143 if (installerPackageSetting == null) { 11144 throw new IllegalArgumentException("Unknown installer package: " 11145 + installerPackageName); 11146 } 11147 } else { 11148 installerPackageSetting = null; 11149 } 11150 11151 Signature[] callerSignature; 11152 Object obj = mSettings.getUserIdLPr(uid); 11153 if (obj != null) { 11154 if (obj instanceof SharedUserSetting) { 11155 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 11156 } else if (obj instanceof PackageSetting) { 11157 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 11158 } else { 11159 throw new SecurityException("Bad object " + obj + " for uid " + uid); 11160 } 11161 } else { 11162 throw new SecurityException("Unknown calling UID: " + uid); 11163 } 11164 11165 // Verify: can't set installerPackageName to a package that is 11166 // not signed with the same cert as the caller. 11167 if (installerPackageSetting != null) { 11168 if (compareSignatures(callerSignature, 11169 installerPackageSetting.signatures.mSignatures) 11170 != PackageManager.SIGNATURE_MATCH) { 11171 throw new SecurityException( 11172 "Caller does not have same cert as new installer package " 11173 + installerPackageName); 11174 } 11175 } 11176 11177 // Verify: if target already has an installer package, it must 11178 // be signed with the same cert as the caller. 11179 if (targetPackageSetting.installerPackageName != null) { 11180 PackageSetting setting = mSettings.mPackages.get( 11181 targetPackageSetting.installerPackageName); 11182 // If the currently set package isn't valid, then it's always 11183 // okay to change it. 11184 if (setting != null) { 11185 if (compareSignatures(callerSignature, 11186 setting.signatures.mSignatures) 11187 != PackageManager.SIGNATURE_MATCH) { 11188 throw new SecurityException( 11189 "Caller does not have same cert as old installer package " 11190 + targetPackageSetting.installerPackageName); 11191 } 11192 } 11193 } 11194 11195 // Okay! 11196 targetPackageSetting.installerPackageName = installerPackageName; 11197 scheduleWriteSettingsLocked(); 11198 } 11199 } 11200 11201 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 11202 // Queue up an async operation since the package installation may take a little while. 11203 mHandler.post(new Runnable() { 11204 public void run() { 11205 mHandler.removeCallbacks(this); 11206 // Result object to be returned 11207 PackageInstalledInfo res = new PackageInstalledInfo(); 11208 res.setReturnCode(currentStatus); 11209 res.uid = -1; 11210 res.pkg = null; 11211 res.removedInfo = null; 11212 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11213 args.doPreInstall(res.returnCode); 11214 synchronized (mInstallLock) { 11215 installPackageTracedLI(args, res); 11216 } 11217 args.doPostInstall(res.returnCode, res.uid); 11218 } 11219 11220 // A restore should be performed at this point if (a) the install 11221 // succeeded, (b) the operation is not an update, and (c) the new 11222 // package has not opted out of backup participation. 11223 final boolean update = res.removedInfo != null 11224 && res.removedInfo.removedPackage != null; 11225 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 11226 boolean doRestore = !update 11227 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 11228 11229 // Set up the post-install work request bookkeeping. This will be used 11230 // and cleaned up by the post-install event handling regardless of whether 11231 // there's a restore pass performed. Token values are >= 1. 11232 int token; 11233 if (mNextInstallToken < 0) mNextInstallToken = 1; 11234 token = mNextInstallToken++; 11235 11236 PostInstallData data = new PostInstallData(args, res); 11237 mRunningInstalls.put(token, data); 11238 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 11239 11240 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 11241 // Pass responsibility to the Backup Manager. It will perform a 11242 // restore if appropriate, then pass responsibility back to the 11243 // Package Manager to run the post-install observer callbacks 11244 // and broadcasts. 11245 IBackupManager bm = IBackupManager.Stub.asInterface( 11246 ServiceManager.getService(Context.BACKUP_SERVICE)); 11247 if (bm != null) { 11248 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 11249 + " to BM for possible restore"); 11250 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 11251 try { 11252 // TODO: http://b/22388012 11253 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 11254 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 11255 } else { 11256 doRestore = false; 11257 } 11258 } catch (RemoteException e) { 11259 // can't happen; the backup manager is local 11260 } catch (Exception e) { 11261 Slog.e(TAG, "Exception trying to enqueue restore", e); 11262 doRestore = false; 11263 } 11264 } else { 11265 Slog.e(TAG, "Backup Manager not found!"); 11266 doRestore = false; 11267 } 11268 } 11269 11270 if (!doRestore) { 11271 // No restore possible, or the Backup Manager was mysteriously not 11272 // available -- just fire the post-install work request directly. 11273 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 11274 11275 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 11276 11277 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 11278 mHandler.sendMessage(msg); 11279 } 11280 } 11281 }); 11282 } 11283 11284 private abstract class HandlerParams { 11285 private static final int MAX_RETRIES = 4; 11286 11287 /** 11288 * Number of times startCopy() has been attempted and had a non-fatal 11289 * error. 11290 */ 11291 private int mRetries = 0; 11292 11293 /** User handle for the user requesting the information or installation. */ 11294 private final UserHandle mUser; 11295 String traceMethod; 11296 int traceCookie; 11297 11298 HandlerParams(UserHandle user) { 11299 mUser = user; 11300 } 11301 11302 UserHandle getUser() { 11303 return mUser; 11304 } 11305 11306 HandlerParams setTraceMethod(String traceMethod) { 11307 this.traceMethod = traceMethod; 11308 return this; 11309 } 11310 11311 HandlerParams setTraceCookie(int traceCookie) { 11312 this.traceCookie = traceCookie; 11313 return this; 11314 } 11315 11316 final boolean startCopy() { 11317 boolean res; 11318 try { 11319 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 11320 11321 if (++mRetries > MAX_RETRIES) { 11322 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 11323 mHandler.sendEmptyMessage(MCS_GIVE_UP); 11324 handleServiceError(); 11325 return false; 11326 } else { 11327 handleStartCopy(); 11328 res = true; 11329 } 11330 } catch (RemoteException e) { 11331 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 11332 mHandler.sendEmptyMessage(MCS_RECONNECT); 11333 res = false; 11334 } 11335 handleReturnCode(); 11336 return res; 11337 } 11338 11339 final void serviceError() { 11340 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 11341 handleServiceError(); 11342 handleReturnCode(); 11343 } 11344 11345 abstract void handleStartCopy() throws RemoteException; 11346 abstract void handleServiceError(); 11347 abstract void handleReturnCode(); 11348 } 11349 11350 class MeasureParams extends HandlerParams { 11351 private final PackageStats mStats; 11352 private boolean mSuccess; 11353 11354 private final IPackageStatsObserver mObserver; 11355 11356 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 11357 super(new UserHandle(stats.userHandle)); 11358 mObserver = observer; 11359 mStats = stats; 11360 } 11361 11362 @Override 11363 public String toString() { 11364 return "MeasureParams{" 11365 + Integer.toHexString(System.identityHashCode(this)) 11366 + " " + mStats.packageName + "}"; 11367 } 11368 11369 @Override 11370 void handleStartCopy() throws RemoteException { 11371 synchronized (mInstallLock) { 11372 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 11373 } 11374 11375 if (mSuccess) { 11376 final boolean mounted; 11377 if (Environment.isExternalStorageEmulated()) { 11378 mounted = true; 11379 } else { 11380 final String status = Environment.getExternalStorageState(); 11381 mounted = (Environment.MEDIA_MOUNTED.equals(status) 11382 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 11383 } 11384 11385 if (mounted) { 11386 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 11387 11388 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 11389 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 11390 11391 mStats.externalDataSize = calculateDirectorySize(mContainerService, 11392 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 11393 11394 // Always subtract cache size, since it's a subdirectory 11395 mStats.externalDataSize -= mStats.externalCacheSize; 11396 11397 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 11398 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 11399 11400 mStats.externalObbSize = calculateDirectorySize(mContainerService, 11401 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 11402 } 11403 } 11404 } 11405 11406 @Override 11407 void handleReturnCode() { 11408 if (mObserver != null) { 11409 try { 11410 mObserver.onGetStatsCompleted(mStats, mSuccess); 11411 } catch (RemoteException e) { 11412 Slog.i(TAG, "Observer no longer exists."); 11413 } 11414 } 11415 } 11416 11417 @Override 11418 void handleServiceError() { 11419 Slog.e(TAG, "Could not measure application " + mStats.packageName 11420 + " external storage"); 11421 } 11422 } 11423 11424 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 11425 throws RemoteException { 11426 long result = 0; 11427 for (File path : paths) { 11428 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 11429 } 11430 return result; 11431 } 11432 11433 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 11434 for (File path : paths) { 11435 try { 11436 mcs.clearDirectory(path.getAbsolutePath()); 11437 } catch (RemoteException e) { 11438 } 11439 } 11440 } 11441 11442 static class OriginInfo { 11443 /** 11444 * Location where install is coming from, before it has been 11445 * copied/renamed into place. This could be a single monolithic APK 11446 * file, or a cluster directory. This location may be untrusted. 11447 */ 11448 final File file; 11449 final String cid; 11450 11451 /** 11452 * Flag indicating that {@link #file} or {@link #cid} has already been 11453 * staged, meaning downstream users don't need to defensively copy the 11454 * contents. 11455 */ 11456 final boolean staged; 11457 11458 /** 11459 * Flag indicating that {@link #file} or {@link #cid} is an already 11460 * installed app that is being moved. 11461 */ 11462 final boolean existing; 11463 11464 final String resolvedPath; 11465 final File resolvedFile; 11466 11467 static OriginInfo fromNothing() { 11468 return new OriginInfo(null, null, false, false); 11469 } 11470 11471 static OriginInfo fromUntrustedFile(File file) { 11472 return new OriginInfo(file, null, false, false); 11473 } 11474 11475 static OriginInfo fromExistingFile(File file) { 11476 return new OriginInfo(file, null, false, true); 11477 } 11478 11479 static OriginInfo fromStagedFile(File file) { 11480 return new OriginInfo(file, null, true, false); 11481 } 11482 11483 static OriginInfo fromStagedContainer(String cid) { 11484 return new OriginInfo(null, cid, true, false); 11485 } 11486 11487 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 11488 this.file = file; 11489 this.cid = cid; 11490 this.staged = staged; 11491 this.existing = existing; 11492 11493 if (cid != null) { 11494 resolvedPath = PackageHelper.getSdDir(cid); 11495 resolvedFile = new File(resolvedPath); 11496 } else if (file != null) { 11497 resolvedPath = file.getAbsolutePath(); 11498 resolvedFile = file; 11499 } else { 11500 resolvedPath = null; 11501 resolvedFile = null; 11502 } 11503 } 11504 } 11505 11506 static class MoveInfo { 11507 final int moveId; 11508 final String fromUuid; 11509 final String toUuid; 11510 final String packageName; 11511 final String dataAppName; 11512 final int appId; 11513 final String seinfo; 11514 final int targetSdkVersion; 11515 11516 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 11517 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 11518 this.moveId = moveId; 11519 this.fromUuid = fromUuid; 11520 this.toUuid = toUuid; 11521 this.packageName = packageName; 11522 this.dataAppName = dataAppName; 11523 this.appId = appId; 11524 this.seinfo = seinfo; 11525 this.targetSdkVersion = targetSdkVersion; 11526 } 11527 } 11528 11529 class InstallParams extends HandlerParams { 11530 final OriginInfo origin; 11531 final MoveInfo move; 11532 final IPackageInstallObserver2 observer; 11533 int installFlags; 11534 final String installerPackageName; 11535 final String volumeUuid; 11536 final VerificationParams verificationParams; 11537 private InstallArgs mArgs; 11538 private int mRet; 11539 final String packageAbiOverride; 11540 final String[] grantedRuntimePermissions; 11541 11542 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11543 int installFlags, String installerPackageName, String volumeUuid, 11544 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 11545 String[] grantedPermissions) { 11546 super(user); 11547 this.origin = origin; 11548 this.move = move; 11549 this.observer = observer; 11550 this.installFlags = installFlags; 11551 this.installerPackageName = installerPackageName; 11552 this.volumeUuid = volumeUuid; 11553 this.verificationParams = verificationParams; 11554 this.packageAbiOverride = packageAbiOverride; 11555 this.grantedRuntimePermissions = grantedPermissions; 11556 } 11557 11558 @Override 11559 public String toString() { 11560 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11561 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11562 } 11563 11564 private int installLocationPolicy(PackageInfoLite pkgLite) { 11565 String packageName = pkgLite.packageName; 11566 int installLocation = pkgLite.installLocation; 11567 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11568 // reader 11569 synchronized (mPackages) { 11570 PackageParser.Package pkg = mPackages.get(packageName); 11571 if (pkg != null) { 11572 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11573 // Check for downgrading. 11574 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11575 try { 11576 checkDowngrade(pkg, pkgLite); 11577 } catch (PackageManagerException e) { 11578 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11579 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11580 } 11581 } 11582 // Check for updated system application. 11583 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11584 if (onSd) { 11585 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11586 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11587 } 11588 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11589 } else { 11590 if (onSd) { 11591 // Install flag overrides everything. 11592 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11593 } 11594 // If current upgrade specifies particular preference 11595 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11596 // Application explicitly specified internal. 11597 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11598 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11599 // App explictly prefers external. Let policy decide 11600 } else { 11601 // Prefer previous location 11602 if (isExternal(pkg)) { 11603 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11604 } 11605 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11606 } 11607 } 11608 } else { 11609 // Invalid install. Return error code 11610 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11611 } 11612 } 11613 } 11614 // All the special cases have been taken care of. 11615 // Return result based on recommended install location. 11616 if (onSd) { 11617 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11618 } 11619 return pkgLite.recommendedInstallLocation; 11620 } 11621 11622 /* 11623 * Invoke remote method to get package information and install 11624 * location values. Override install location based on default 11625 * policy if needed and then create install arguments based 11626 * on the install location. 11627 */ 11628 public void handleStartCopy() throws RemoteException { 11629 int ret = PackageManager.INSTALL_SUCCEEDED; 11630 11631 // If we're already staged, we've firmly committed to an install location 11632 if (origin.staged) { 11633 if (origin.file != null) { 11634 installFlags |= PackageManager.INSTALL_INTERNAL; 11635 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11636 } else if (origin.cid != null) { 11637 installFlags |= PackageManager.INSTALL_EXTERNAL; 11638 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11639 } else { 11640 throw new IllegalStateException("Invalid stage location"); 11641 } 11642 } 11643 11644 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11645 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11646 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11647 PackageInfoLite pkgLite = null; 11648 11649 if (onInt && onSd) { 11650 // Check if both bits are set. 11651 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11652 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11653 } else if (onSd && ephemeral) { 11654 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11655 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11656 } else { 11657 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11658 packageAbiOverride); 11659 11660 if (DEBUG_EPHEMERAL && ephemeral) { 11661 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11662 } 11663 11664 /* 11665 * If we have too little free space, try to free cache 11666 * before giving up. 11667 */ 11668 if (!origin.staged && pkgLite.recommendedInstallLocation 11669 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11670 // TODO: focus freeing disk space on the target device 11671 final StorageManager storage = StorageManager.from(mContext); 11672 final long lowThreshold = storage.getStorageLowBytes( 11673 Environment.getDataDirectory()); 11674 11675 final long sizeBytes = mContainerService.calculateInstalledSize( 11676 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11677 11678 try { 11679 mInstaller.freeCache(null, sizeBytes + lowThreshold); 11680 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11681 installFlags, packageAbiOverride); 11682 } catch (InstallerException e) { 11683 Slog.w(TAG, "Failed to free cache", e); 11684 } 11685 11686 /* 11687 * The cache free must have deleted the file we 11688 * downloaded to install. 11689 * 11690 * TODO: fix the "freeCache" call to not delete 11691 * the file we care about. 11692 */ 11693 if (pkgLite.recommendedInstallLocation 11694 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11695 pkgLite.recommendedInstallLocation 11696 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11697 } 11698 } 11699 } 11700 11701 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11702 int loc = pkgLite.recommendedInstallLocation; 11703 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11704 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11705 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11706 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11707 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11708 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11709 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11710 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11711 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11712 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11713 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11714 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11715 } else { 11716 // Override with defaults if needed. 11717 loc = installLocationPolicy(pkgLite); 11718 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11719 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11720 } else if (!onSd && !onInt) { 11721 // Override install location with flags 11722 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11723 // Set the flag to install on external media. 11724 installFlags |= PackageManager.INSTALL_EXTERNAL; 11725 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11726 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11727 if (DEBUG_EPHEMERAL) { 11728 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11729 } 11730 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11731 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11732 |PackageManager.INSTALL_INTERNAL); 11733 } else { 11734 // Make sure the flag for installing on external 11735 // media is unset 11736 installFlags |= PackageManager.INSTALL_INTERNAL; 11737 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11738 } 11739 } 11740 } 11741 } 11742 11743 final InstallArgs args = createInstallArgs(this); 11744 mArgs = args; 11745 11746 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11747 // TODO: http://b/22976637 11748 // Apps installed for "all" users use the device owner to verify the app 11749 UserHandle verifierUser = getUser(); 11750 if (verifierUser == UserHandle.ALL) { 11751 verifierUser = UserHandle.SYSTEM; 11752 } 11753 11754 /* 11755 * Determine if we have any installed package verifiers. If we 11756 * do, then we'll defer to them to verify the packages. 11757 */ 11758 final int requiredUid = mRequiredVerifierPackage == null ? -1 11759 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 11760 verifierUser.getIdentifier()); 11761 if (!origin.existing && requiredUid != -1 11762 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11763 final Intent verification = new Intent( 11764 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11765 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11766 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11767 PACKAGE_MIME_TYPE); 11768 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11769 11770 // Query all live verifiers based on current user state 11771 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11772 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11773 11774 if (DEBUG_VERIFY) { 11775 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11776 + verification.toString() + " with " + pkgLite.verifiers.length 11777 + " optional verifiers"); 11778 } 11779 11780 final int verificationId = mPendingVerificationToken++; 11781 11782 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11783 11784 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11785 installerPackageName); 11786 11787 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11788 installFlags); 11789 11790 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11791 pkgLite.packageName); 11792 11793 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11794 pkgLite.versionCode); 11795 11796 if (verificationParams != null) { 11797 if (verificationParams.getVerificationURI() != null) { 11798 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11799 verificationParams.getVerificationURI()); 11800 } 11801 if (verificationParams.getOriginatingURI() != null) { 11802 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11803 verificationParams.getOriginatingURI()); 11804 } 11805 if (verificationParams.getReferrer() != null) { 11806 verification.putExtra(Intent.EXTRA_REFERRER, 11807 verificationParams.getReferrer()); 11808 } 11809 if (verificationParams.getOriginatingUid() >= 0) { 11810 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11811 verificationParams.getOriginatingUid()); 11812 } 11813 if (verificationParams.getInstallerUid() >= 0) { 11814 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11815 verificationParams.getInstallerUid()); 11816 } 11817 } 11818 11819 final PackageVerificationState verificationState = new PackageVerificationState( 11820 requiredUid, args); 11821 11822 mPendingVerification.append(verificationId, verificationState); 11823 11824 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11825 receivers, verificationState); 11826 11827 /* 11828 * If any sufficient verifiers were listed in the package 11829 * manifest, attempt to ask them. 11830 */ 11831 if (sufficientVerifiers != null) { 11832 final int N = sufficientVerifiers.size(); 11833 if (N == 0) { 11834 Slog.i(TAG, "Additional verifiers required, but none installed."); 11835 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11836 } else { 11837 for (int i = 0; i < N; i++) { 11838 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11839 11840 final Intent sufficientIntent = new Intent(verification); 11841 sufficientIntent.setComponent(verifierComponent); 11842 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11843 } 11844 } 11845 } 11846 11847 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11848 mRequiredVerifierPackage, receivers); 11849 if (ret == PackageManager.INSTALL_SUCCEEDED 11850 && mRequiredVerifierPackage != null) { 11851 Trace.asyncTraceBegin( 11852 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11853 /* 11854 * Send the intent to the required verification agent, 11855 * but only start the verification timeout after the 11856 * target BroadcastReceivers have run. 11857 */ 11858 verification.setComponent(requiredVerifierComponent); 11859 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11860 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11861 new BroadcastReceiver() { 11862 @Override 11863 public void onReceive(Context context, Intent intent) { 11864 final Message msg = mHandler 11865 .obtainMessage(CHECK_PENDING_VERIFICATION); 11866 msg.arg1 = verificationId; 11867 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11868 } 11869 }, null, 0, null, null); 11870 11871 /* 11872 * We don't want the copy to proceed until verification 11873 * succeeds, so null out this field. 11874 */ 11875 mArgs = null; 11876 } 11877 } else { 11878 /* 11879 * No package verification is enabled, so immediately start 11880 * the remote call to initiate copy using temporary file. 11881 */ 11882 ret = args.copyApk(mContainerService, true); 11883 } 11884 } 11885 11886 mRet = ret; 11887 } 11888 11889 @Override 11890 void handleReturnCode() { 11891 // If mArgs is null, then MCS couldn't be reached. When it 11892 // reconnects, it will try again to install. At that point, this 11893 // will succeed. 11894 if (mArgs != null) { 11895 processPendingInstall(mArgs, mRet); 11896 } 11897 } 11898 11899 @Override 11900 void handleServiceError() { 11901 mArgs = createInstallArgs(this); 11902 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11903 } 11904 11905 public boolean isForwardLocked() { 11906 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11907 } 11908 } 11909 11910 /** 11911 * Used during creation of InstallArgs 11912 * 11913 * @param installFlags package installation flags 11914 * @return true if should be installed on external storage 11915 */ 11916 private static boolean installOnExternalAsec(int installFlags) { 11917 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11918 return false; 11919 } 11920 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11921 return true; 11922 } 11923 return false; 11924 } 11925 11926 /** 11927 * Used during creation of InstallArgs 11928 * 11929 * @param installFlags package installation flags 11930 * @return true if should be installed as forward locked 11931 */ 11932 private static boolean installForwardLocked(int installFlags) { 11933 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11934 } 11935 11936 private InstallArgs createInstallArgs(InstallParams params) { 11937 if (params.move != null) { 11938 return new MoveInstallArgs(params); 11939 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11940 return new AsecInstallArgs(params); 11941 } else { 11942 return new FileInstallArgs(params); 11943 } 11944 } 11945 11946 /** 11947 * Create args that describe an existing installed package. Typically used 11948 * when cleaning up old installs, or used as a move source. 11949 */ 11950 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11951 String resourcePath, String[] instructionSets) { 11952 final boolean isInAsec; 11953 if (installOnExternalAsec(installFlags)) { 11954 /* Apps on SD card are always in ASEC containers. */ 11955 isInAsec = true; 11956 } else if (installForwardLocked(installFlags) 11957 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11958 /* 11959 * Forward-locked apps are only in ASEC containers if they're the 11960 * new style 11961 */ 11962 isInAsec = true; 11963 } else { 11964 isInAsec = false; 11965 } 11966 11967 if (isInAsec) { 11968 return new AsecInstallArgs(codePath, instructionSets, 11969 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11970 } else { 11971 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11972 } 11973 } 11974 11975 static abstract class InstallArgs { 11976 /** @see InstallParams#origin */ 11977 final OriginInfo origin; 11978 /** @see InstallParams#move */ 11979 final MoveInfo move; 11980 11981 final IPackageInstallObserver2 observer; 11982 // Always refers to PackageManager flags only 11983 final int installFlags; 11984 final String installerPackageName; 11985 final String volumeUuid; 11986 final UserHandle user; 11987 final String abiOverride; 11988 final String[] installGrantPermissions; 11989 /** If non-null, drop an async trace when the install completes */ 11990 final String traceMethod; 11991 final int traceCookie; 11992 11993 // The list of instruction sets supported by this app. This is currently 11994 // only used during the rmdex() phase to clean up resources. We can get rid of this 11995 // if we move dex files under the common app path. 11996 /* nullable */ String[] instructionSets; 11997 11998 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11999 int installFlags, String installerPackageName, String volumeUuid, 12000 UserHandle user, String[] instructionSets, 12001 String abiOverride, String[] installGrantPermissions, 12002 String traceMethod, int traceCookie) { 12003 this.origin = origin; 12004 this.move = move; 12005 this.installFlags = installFlags; 12006 this.observer = observer; 12007 this.installerPackageName = installerPackageName; 12008 this.volumeUuid = volumeUuid; 12009 this.user = user; 12010 this.instructionSets = instructionSets; 12011 this.abiOverride = abiOverride; 12012 this.installGrantPermissions = installGrantPermissions; 12013 this.traceMethod = traceMethod; 12014 this.traceCookie = traceCookie; 12015 } 12016 12017 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 12018 abstract int doPreInstall(int status); 12019 12020 /** 12021 * Rename package into final resting place. All paths on the given 12022 * scanned package should be updated to reflect the rename. 12023 */ 12024 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 12025 abstract int doPostInstall(int status, int uid); 12026 12027 /** @see PackageSettingBase#codePathString */ 12028 abstract String getCodePath(); 12029 /** @see PackageSettingBase#resourcePathString */ 12030 abstract String getResourcePath(); 12031 12032 // Need installer lock especially for dex file removal. 12033 abstract void cleanUpResourcesLI(); 12034 abstract boolean doPostDeleteLI(boolean delete); 12035 12036 /** 12037 * Called before the source arguments are copied. This is used mostly 12038 * for MoveParams when it needs to read the source file to put it in the 12039 * destination. 12040 */ 12041 int doPreCopy() { 12042 return PackageManager.INSTALL_SUCCEEDED; 12043 } 12044 12045 /** 12046 * Called after the source arguments are copied. This is used mostly for 12047 * MoveParams when it needs to read the source file to put it in the 12048 * destination. 12049 * 12050 * @return 12051 */ 12052 int doPostCopy(int uid) { 12053 return PackageManager.INSTALL_SUCCEEDED; 12054 } 12055 12056 protected boolean isFwdLocked() { 12057 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 12058 } 12059 12060 protected boolean isExternalAsec() { 12061 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12062 } 12063 12064 protected boolean isEphemeral() { 12065 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12066 } 12067 12068 UserHandle getUser() { 12069 return user; 12070 } 12071 } 12072 12073 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 12074 if (!allCodePaths.isEmpty()) { 12075 if (instructionSets == null) { 12076 throw new IllegalStateException("instructionSet == null"); 12077 } 12078 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 12079 for (String codePath : allCodePaths) { 12080 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 12081 try { 12082 mInstaller.rmdex(codePath, dexCodeInstructionSet); 12083 } catch (InstallerException ignored) { 12084 } 12085 } 12086 } 12087 } 12088 } 12089 12090 /** 12091 * Logic to handle installation of non-ASEC applications, including copying 12092 * and renaming logic. 12093 */ 12094 class FileInstallArgs extends InstallArgs { 12095 private File codeFile; 12096 private File resourceFile; 12097 12098 // Example topology: 12099 // /data/app/com.example/base.apk 12100 // /data/app/com.example/split_foo.apk 12101 // /data/app/com.example/lib/arm/libfoo.so 12102 // /data/app/com.example/lib/arm64/libfoo.so 12103 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 12104 12105 /** New install */ 12106 FileInstallArgs(InstallParams params) { 12107 super(params.origin, params.move, params.observer, params.installFlags, 12108 params.installerPackageName, params.volumeUuid, 12109 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12110 params.grantedRuntimePermissions, 12111 params.traceMethod, params.traceCookie); 12112 if (isFwdLocked()) { 12113 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 12114 } 12115 } 12116 12117 /** Existing install */ 12118 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 12119 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 12120 null, null, null, 0); 12121 this.codeFile = (codePath != null) ? new File(codePath) : null; 12122 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 12123 } 12124 12125 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12126 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 12127 try { 12128 return doCopyApk(imcs, temp); 12129 } finally { 12130 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12131 } 12132 } 12133 12134 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12135 if (origin.staged) { 12136 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 12137 codeFile = origin.file; 12138 resourceFile = origin.file; 12139 return PackageManager.INSTALL_SUCCEEDED; 12140 } 12141 12142 try { 12143 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12144 final File tempDir = 12145 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 12146 codeFile = tempDir; 12147 resourceFile = tempDir; 12148 } catch (IOException e) { 12149 Slog.w(TAG, "Failed to create copy file: " + e); 12150 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 12151 } 12152 12153 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 12154 @Override 12155 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 12156 if (!FileUtils.isValidExtFilename(name)) { 12157 throw new IllegalArgumentException("Invalid filename: " + name); 12158 } 12159 try { 12160 final File file = new File(codeFile, name); 12161 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 12162 O_RDWR | O_CREAT, 0644); 12163 Os.chmod(file.getAbsolutePath(), 0644); 12164 return new ParcelFileDescriptor(fd); 12165 } catch (ErrnoException e) { 12166 throw new RemoteException("Failed to open: " + e.getMessage()); 12167 } 12168 } 12169 }; 12170 12171 int ret = PackageManager.INSTALL_SUCCEEDED; 12172 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 12173 if (ret != PackageManager.INSTALL_SUCCEEDED) { 12174 Slog.e(TAG, "Failed to copy package"); 12175 return ret; 12176 } 12177 12178 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 12179 NativeLibraryHelper.Handle handle = null; 12180 try { 12181 handle = NativeLibraryHelper.Handle.create(codeFile); 12182 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 12183 abiOverride); 12184 } catch (IOException e) { 12185 Slog.e(TAG, "Copying native libraries failed", e); 12186 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12187 } finally { 12188 IoUtils.closeQuietly(handle); 12189 } 12190 12191 return ret; 12192 } 12193 12194 int doPreInstall(int status) { 12195 if (status != PackageManager.INSTALL_SUCCEEDED) { 12196 cleanUp(); 12197 } 12198 return status; 12199 } 12200 12201 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12202 if (status != PackageManager.INSTALL_SUCCEEDED) { 12203 cleanUp(); 12204 return false; 12205 } 12206 12207 final File targetDir = codeFile.getParentFile(); 12208 final File beforeCodeFile = codeFile; 12209 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 12210 12211 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 12212 try { 12213 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 12214 } catch (ErrnoException e) { 12215 Slog.w(TAG, "Failed to rename", e); 12216 return false; 12217 } 12218 12219 if (!SELinux.restoreconRecursive(afterCodeFile)) { 12220 Slog.w(TAG, "Failed to restorecon"); 12221 return false; 12222 } 12223 12224 // Reflect the rename internally 12225 codeFile = afterCodeFile; 12226 resourceFile = afterCodeFile; 12227 12228 // Reflect the rename in scanned details 12229 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12230 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12231 afterCodeFile, pkg.baseCodePath)); 12232 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12233 afterCodeFile, pkg.splitCodePaths)); 12234 12235 // Reflect the rename in app info 12236 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12237 pkg.setApplicationInfoCodePath(pkg.codePath); 12238 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12239 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12240 pkg.setApplicationInfoResourcePath(pkg.codePath); 12241 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12242 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12243 12244 return true; 12245 } 12246 12247 int doPostInstall(int status, int uid) { 12248 if (status != PackageManager.INSTALL_SUCCEEDED) { 12249 cleanUp(); 12250 } 12251 return status; 12252 } 12253 12254 @Override 12255 String getCodePath() { 12256 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12257 } 12258 12259 @Override 12260 String getResourcePath() { 12261 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12262 } 12263 12264 private boolean cleanUp() { 12265 if (codeFile == null || !codeFile.exists()) { 12266 return false; 12267 } 12268 12269 removeCodePathLI(codeFile); 12270 12271 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 12272 resourceFile.delete(); 12273 } 12274 12275 return true; 12276 } 12277 12278 void cleanUpResourcesLI() { 12279 // Try enumerating all code paths before deleting 12280 List<String> allCodePaths = Collections.EMPTY_LIST; 12281 if (codeFile != null && codeFile.exists()) { 12282 try { 12283 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12284 allCodePaths = pkg.getAllCodePaths(); 12285 } catch (PackageParserException e) { 12286 // Ignored; we tried our best 12287 } 12288 } 12289 12290 cleanUp(); 12291 removeDexFiles(allCodePaths, instructionSets); 12292 } 12293 12294 boolean doPostDeleteLI(boolean delete) { 12295 // XXX err, shouldn't we respect the delete flag? 12296 cleanUpResourcesLI(); 12297 return true; 12298 } 12299 } 12300 12301 private boolean isAsecExternal(String cid) { 12302 final String asecPath = PackageHelper.getSdFilesystem(cid); 12303 return !asecPath.startsWith(mAsecInternalPath); 12304 } 12305 12306 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 12307 PackageManagerException { 12308 if (copyRet < 0) { 12309 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 12310 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 12311 throw new PackageManagerException(copyRet, message); 12312 } 12313 } 12314 } 12315 12316 /** 12317 * Extract the MountService "container ID" from the full code path of an 12318 * .apk. 12319 */ 12320 static String cidFromCodePath(String fullCodePath) { 12321 int eidx = fullCodePath.lastIndexOf("/"); 12322 String subStr1 = fullCodePath.substring(0, eidx); 12323 int sidx = subStr1.lastIndexOf("/"); 12324 return subStr1.substring(sidx+1, eidx); 12325 } 12326 12327 /** 12328 * Logic to handle installation of ASEC applications, including copying and 12329 * renaming logic. 12330 */ 12331 class AsecInstallArgs extends InstallArgs { 12332 static final String RES_FILE_NAME = "pkg.apk"; 12333 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 12334 12335 String cid; 12336 String packagePath; 12337 String resourcePath; 12338 12339 /** New install */ 12340 AsecInstallArgs(InstallParams params) { 12341 super(params.origin, params.move, params.observer, params.installFlags, 12342 params.installerPackageName, params.volumeUuid, 12343 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12344 params.grantedRuntimePermissions, 12345 params.traceMethod, params.traceCookie); 12346 } 12347 12348 /** Existing install */ 12349 AsecInstallArgs(String fullCodePath, String[] instructionSets, 12350 boolean isExternal, boolean isForwardLocked) { 12351 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 12352 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12353 instructionSets, null, null, null, 0); 12354 // Hackily pretend we're still looking at a full code path 12355 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 12356 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 12357 } 12358 12359 // Extract cid from fullCodePath 12360 int eidx = fullCodePath.lastIndexOf("/"); 12361 String subStr1 = fullCodePath.substring(0, eidx); 12362 int sidx = subStr1.lastIndexOf("/"); 12363 cid = subStr1.substring(sidx+1, eidx); 12364 setMountPath(subStr1); 12365 } 12366 12367 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 12368 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 12369 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12370 instructionSets, null, null, null, 0); 12371 this.cid = cid; 12372 setMountPath(PackageHelper.getSdDir(cid)); 12373 } 12374 12375 void createCopyFile() { 12376 cid = mInstallerService.allocateExternalStageCidLegacy(); 12377 } 12378 12379 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12380 if (origin.staged && origin.cid != null) { 12381 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 12382 cid = origin.cid; 12383 setMountPath(PackageHelper.getSdDir(cid)); 12384 return PackageManager.INSTALL_SUCCEEDED; 12385 } 12386 12387 if (temp) { 12388 createCopyFile(); 12389 } else { 12390 /* 12391 * Pre-emptively destroy the container since it's destroyed if 12392 * copying fails due to it existing anyway. 12393 */ 12394 PackageHelper.destroySdDir(cid); 12395 } 12396 12397 final String newMountPath = imcs.copyPackageToContainer( 12398 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 12399 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 12400 12401 if (newMountPath != null) { 12402 setMountPath(newMountPath); 12403 return PackageManager.INSTALL_SUCCEEDED; 12404 } else { 12405 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12406 } 12407 } 12408 12409 @Override 12410 String getCodePath() { 12411 return packagePath; 12412 } 12413 12414 @Override 12415 String getResourcePath() { 12416 return resourcePath; 12417 } 12418 12419 int doPreInstall(int status) { 12420 if (status != PackageManager.INSTALL_SUCCEEDED) { 12421 // Destroy container 12422 PackageHelper.destroySdDir(cid); 12423 } else { 12424 boolean mounted = PackageHelper.isContainerMounted(cid); 12425 if (!mounted) { 12426 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 12427 Process.SYSTEM_UID); 12428 if (newMountPath != null) { 12429 setMountPath(newMountPath); 12430 } else { 12431 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12432 } 12433 } 12434 } 12435 return status; 12436 } 12437 12438 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12439 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 12440 String newMountPath = null; 12441 if (PackageHelper.isContainerMounted(cid)) { 12442 // Unmount the container 12443 if (!PackageHelper.unMountSdDir(cid)) { 12444 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 12445 return false; 12446 } 12447 } 12448 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12449 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 12450 " which might be stale. Will try to clean up."); 12451 // Clean up the stale container and proceed to recreate. 12452 if (!PackageHelper.destroySdDir(newCacheId)) { 12453 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 12454 return false; 12455 } 12456 // Successfully cleaned up stale container. Try to rename again. 12457 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12458 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 12459 + " inspite of cleaning it up."); 12460 return false; 12461 } 12462 } 12463 if (!PackageHelper.isContainerMounted(newCacheId)) { 12464 Slog.w(TAG, "Mounting container " + newCacheId); 12465 newMountPath = PackageHelper.mountSdDir(newCacheId, 12466 getEncryptKey(), Process.SYSTEM_UID); 12467 } else { 12468 newMountPath = PackageHelper.getSdDir(newCacheId); 12469 } 12470 if (newMountPath == null) { 12471 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 12472 return false; 12473 } 12474 Log.i(TAG, "Succesfully renamed " + cid + 12475 " to " + newCacheId + 12476 " at new path: " + newMountPath); 12477 cid = newCacheId; 12478 12479 final File beforeCodeFile = new File(packagePath); 12480 setMountPath(newMountPath); 12481 final File afterCodeFile = new File(packagePath); 12482 12483 // Reflect the rename in scanned details 12484 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12485 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12486 afterCodeFile, pkg.baseCodePath)); 12487 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12488 afterCodeFile, pkg.splitCodePaths)); 12489 12490 // Reflect the rename in app info 12491 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12492 pkg.setApplicationInfoCodePath(pkg.codePath); 12493 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12494 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12495 pkg.setApplicationInfoResourcePath(pkg.codePath); 12496 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12497 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12498 12499 return true; 12500 } 12501 12502 private void setMountPath(String mountPath) { 12503 final File mountFile = new File(mountPath); 12504 12505 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 12506 if (monolithicFile.exists()) { 12507 packagePath = monolithicFile.getAbsolutePath(); 12508 if (isFwdLocked()) { 12509 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 12510 } else { 12511 resourcePath = packagePath; 12512 } 12513 } else { 12514 packagePath = mountFile.getAbsolutePath(); 12515 resourcePath = packagePath; 12516 } 12517 } 12518 12519 int doPostInstall(int status, int uid) { 12520 if (status != PackageManager.INSTALL_SUCCEEDED) { 12521 cleanUp(); 12522 } else { 12523 final int groupOwner; 12524 final String protectedFile; 12525 if (isFwdLocked()) { 12526 groupOwner = UserHandle.getSharedAppGid(uid); 12527 protectedFile = RES_FILE_NAME; 12528 } else { 12529 groupOwner = -1; 12530 protectedFile = null; 12531 } 12532 12533 if (uid < Process.FIRST_APPLICATION_UID 12534 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 12535 Slog.e(TAG, "Failed to finalize " + cid); 12536 PackageHelper.destroySdDir(cid); 12537 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12538 } 12539 12540 boolean mounted = PackageHelper.isContainerMounted(cid); 12541 if (!mounted) { 12542 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 12543 } 12544 } 12545 return status; 12546 } 12547 12548 private void cleanUp() { 12549 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12550 12551 // Destroy secure container 12552 PackageHelper.destroySdDir(cid); 12553 } 12554 12555 private List<String> getAllCodePaths() { 12556 final File codeFile = new File(getCodePath()); 12557 if (codeFile != null && codeFile.exists()) { 12558 try { 12559 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12560 return pkg.getAllCodePaths(); 12561 } catch (PackageParserException e) { 12562 // Ignored; we tried our best 12563 } 12564 } 12565 return Collections.EMPTY_LIST; 12566 } 12567 12568 void cleanUpResourcesLI() { 12569 // Enumerate all code paths before deleting 12570 cleanUpResourcesLI(getAllCodePaths()); 12571 } 12572 12573 private void cleanUpResourcesLI(List<String> allCodePaths) { 12574 cleanUp(); 12575 removeDexFiles(allCodePaths, instructionSets); 12576 } 12577 12578 String getPackageName() { 12579 return getAsecPackageName(cid); 12580 } 12581 12582 boolean doPostDeleteLI(boolean delete) { 12583 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12584 final List<String> allCodePaths = getAllCodePaths(); 12585 boolean mounted = PackageHelper.isContainerMounted(cid); 12586 if (mounted) { 12587 // Unmount first 12588 if (PackageHelper.unMountSdDir(cid)) { 12589 mounted = false; 12590 } 12591 } 12592 if (!mounted && delete) { 12593 cleanUpResourcesLI(allCodePaths); 12594 } 12595 return !mounted; 12596 } 12597 12598 @Override 12599 int doPreCopy() { 12600 if (isFwdLocked()) { 12601 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 12602 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 12603 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12604 } 12605 } 12606 12607 return PackageManager.INSTALL_SUCCEEDED; 12608 } 12609 12610 @Override 12611 int doPostCopy(int uid) { 12612 if (isFwdLocked()) { 12613 if (uid < Process.FIRST_APPLICATION_UID 12614 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12615 RES_FILE_NAME)) { 12616 Slog.e(TAG, "Failed to finalize " + cid); 12617 PackageHelper.destroySdDir(cid); 12618 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12619 } 12620 } 12621 12622 return PackageManager.INSTALL_SUCCEEDED; 12623 } 12624 } 12625 12626 /** 12627 * Logic to handle movement of existing installed applications. 12628 */ 12629 class MoveInstallArgs extends InstallArgs { 12630 private File codeFile; 12631 private File resourceFile; 12632 12633 /** New install */ 12634 MoveInstallArgs(InstallParams params) { 12635 super(params.origin, params.move, params.observer, params.installFlags, 12636 params.installerPackageName, params.volumeUuid, 12637 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12638 params.grantedRuntimePermissions, 12639 params.traceMethod, params.traceCookie); 12640 } 12641 12642 int copyApk(IMediaContainerService imcs, boolean temp) { 12643 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12644 + move.fromUuid + " to " + move.toUuid); 12645 synchronized (mInstaller) { 12646 try { 12647 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12648 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 12649 } catch (InstallerException e) { 12650 Slog.w(TAG, "Failed to move app", e); 12651 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12652 } 12653 } 12654 12655 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12656 resourceFile = codeFile; 12657 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12658 12659 return PackageManager.INSTALL_SUCCEEDED; 12660 } 12661 12662 int doPreInstall(int status) { 12663 if (status != PackageManager.INSTALL_SUCCEEDED) { 12664 cleanUp(move.toUuid); 12665 } 12666 return status; 12667 } 12668 12669 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12670 if (status != PackageManager.INSTALL_SUCCEEDED) { 12671 cleanUp(move.toUuid); 12672 return false; 12673 } 12674 12675 // Reflect the move in app info 12676 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12677 pkg.setApplicationInfoCodePath(pkg.codePath); 12678 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12679 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12680 pkg.setApplicationInfoResourcePath(pkg.codePath); 12681 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12682 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12683 12684 return true; 12685 } 12686 12687 int doPostInstall(int status, int uid) { 12688 if (status == PackageManager.INSTALL_SUCCEEDED) { 12689 cleanUp(move.fromUuid); 12690 } else { 12691 cleanUp(move.toUuid); 12692 } 12693 return status; 12694 } 12695 12696 @Override 12697 String getCodePath() { 12698 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12699 } 12700 12701 @Override 12702 String getResourcePath() { 12703 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12704 } 12705 12706 private boolean cleanUp(String volumeUuid) { 12707 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12708 move.dataAppName); 12709 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12710 synchronized (mInstallLock) { 12711 // Clean up both app data and code 12712 removeDataDirsLI(volumeUuid, move.packageName); 12713 removeCodePathLI(codeFile); 12714 } 12715 return true; 12716 } 12717 12718 void cleanUpResourcesLI() { 12719 throw new UnsupportedOperationException(); 12720 } 12721 12722 boolean doPostDeleteLI(boolean delete) { 12723 throw new UnsupportedOperationException(); 12724 } 12725 } 12726 12727 static String getAsecPackageName(String packageCid) { 12728 int idx = packageCid.lastIndexOf("-"); 12729 if (idx == -1) { 12730 return packageCid; 12731 } 12732 return packageCid.substring(0, idx); 12733 } 12734 12735 // Utility method used to create code paths based on package name and available index. 12736 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12737 String idxStr = ""; 12738 int idx = 1; 12739 // Fall back to default value of idx=1 if prefix is not 12740 // part of oldCodePath 12741 if (oldCodePath != null) { 12742 String subStr = oldCodePath; 12743 // Drop the suffix right away 12744 if (suffix != null && subStr.endsWith(suffix)) { 12745 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12746 } 12747 // If oldCodePath already contains prefix find out the 12748 // ending index to either increment or decrement. 12749 int sidx = subStr.lastIndexOf(prefix); 12750 if (sidx != -1) { 12751 subStr = subStr.substring(sidx + prefix.length()); 12752 if (subStr != null) { 12753 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12754 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12755 } 12756 try { 12757 idx = Integer.parseInt(subStr); 12758 if (idx <= 1) { 12759 idx++; 12760 } else { 12761 idx--; 12762 } 12763 } catch(NumberFormatException e) { 12764 } 12765 } 12766 } 12767 } 12768 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12769 return prefix + idxStr; 12770 } 12771 12772 private File getNextCodePath(File targetDir, String packageName) { 12773 int suffix = 1; 12774 File result; 12775 do { 12776 result = new File(targetDir, packageName + "-" + suffix); 12777 suffix++; 12778 } while (result.exists()); 12779 return result; 12780 } 12781 12782 // Utility method that returns the relative package path with respect 12783 // to the installation directory. Like say for /data/data/com.test-1.apk 12784 // string com.test-1 is returned. 12785 static String deriveCodePathName(String codePath) { 12786 if (codePath == null) { 12787 return null; 12788 } 12789 final File codeFile = new File(codePath); 12790 final String name = codeFile.getName(); 12791 if (codeFile.isDirectory()) { 12792 return name; 12793 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12794 final int lastDot = name.lastIndexOf('.'); 12795 return name.substring(0, lastDot); 12796 } else { 12797 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12798 return null; 12799 } 12800 } 12801 12802 static class PackageInstalledInfo { 12803 String name; 12804 int uid; 12805 // The set of users that originally had this package installed. 12806 int[] origUsers; 12807 // The set of users that now have this package installed. 12808 int[] newUsers; 12809 PackageParser.Package pkg; 12810 int returnCode; 12811 String returnMsg; 12812 PackageRemovedInfo removedInfo; 12813 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 12814 12815 public void setError(int code, String msg) { 12816 setReturnCode(code); 12817 setReturnMessage(msg); 12818 Slog.w(TAG, msg); 12819 } 12820 12821 public void setError(String msg, PackageParserException e) { 12822 setReturnCode(e.error); 12823 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 12824 Slog.w(TAG, msg, e); 12825 } 12826 12827 public void setError(String msg, PackageManagerException e) { 12828 returnCode = e.error; 12829 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 12830 Slog.w(TAG, msg, e); 12831 } 12832 12833 public void setReturnCode(int returnCode) { 12834 this.returnCode = returnCode; 12835 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 12836 for (int i = 0; i < childCount; i++) { 12837 addedChildPackages.valueAt(i).returnCode = returnCode; 12838 } 12839 } 12840 12841 private void setReturnMessage(String returnMsg) { 12842 this.returnMsg = returnMsg; 12843 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 12844 for (int i = 0; i < childCount; i++) { 12845 addedChildPackages.valueAt(i).returnMsg = returnMsg; 12846 } 12847 } 12848 12849 // In some error cases we want to convey more info back to the observer 12850 String origPackage; 12851 String origPermission; 12852 } 12853 12854 /* 12855 * Install a non-existing package. 12856 */ 12857 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12858 UserHandle user, String installerPackageName, String volumeUuid, 12859 PackageInstalledInfo res) { 12860 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12861 12862 // Remember this for later, in case we need to rollback this install 12863 String pkgName = pkg.packageName; 12864 12865 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12866 12867 synchronized(mPackages) { 12868 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12869 // A package with the same name is already installed, though 12870 // it has been renamed to an older name. The package we 12871 // are trying to install should be installed as an update to 12872 // the existing one, but that has not been requested, so bail. 12873 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12874 + " without first uninstalling package running as " 12875 + mSettings.mRenamedPackages.get(pkgName)); 12876 return; 12877 } 12878 if (mPackages.containsKey(pkgName)) { 12879 // Don't allow installation over an existing package with the same name. 12880 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12881 + " without first uninstalling."); 12882 return; 12883 } 12884 } 12885 12886 try { 12887 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12888 System.currentTimeMillis(), user); 12889 12890 updateSettingsLI(newPackage, installerPackageName, null, res, user); 12891 12892 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12893 prepareAppDataAfterInstall(newPackage); 12894 12895 } else { 12896 // Remove package from internal structures, but keep around any 12897 // data that might have already existed 12898 deletePackageLI(pkgName, UserHandle.ALL, false, null, 12899 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 12900 } 12901 } catch (PackageManagerException e) { 12902 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12903 } 12904 12905 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12906 } 12907 12908 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12909 // Can't rotate keys during boot or if sharedUser. 12910 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12911 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12912 return false; 12913 } 12914 // app is using upgradeKeySets; make sure all are valid 12915 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12916 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12917 for (int i = 0; i < upgradeKeySets.length; i++) { 12918 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12919 Slog.wtf(TAG, "Package " 12920 + (oldPs.name != null ? oldPs.name : "<null>") 12921 + " contains upgrade-key-set reference to unknown key-set: " 12922 + upgradeKeySets[i] 12923 + " reverting to signatures check."); 12924 return false; 12925 } 12926 } 12927 return true; 12928 } 12929 12930 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12931 // Upgrade keysets are being used. Determine if new package has a superset of the 12932 // required keys. 12933 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12934 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12935 for (int i = 0; i < upgradeKeySets.length; i++) { 12936 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12937 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12938 return true; 12939 } 12940 } 12941 return false; 12942 } 12943 12944 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12945 UserHandle user, String installerPackageName, PackageInstalledInfo res) { 12946 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12947 12948 final PackageParser.Package oldPackage; 12949 final String pkgName = pkg.packageName; 12950 final int[] allUsers; 12951 12952 // First find the old package info and check signatures 12953 synchronized(mPackages) { 12954 oldPackage = mPackages.get(pkgName); 12955 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12956 if (isEphemeral && !oldIsEphemeral) { 12957 // can't downgrade from full to ephemeral 12958 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12959 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 12960 return; 12961 } 12962 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12963 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12964 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12965 if (!checkUpgradeKeySetLP(ps, pkg)) { 12966 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12967 "New package not signed by keys specified by upgrade-keysets: " 12968 + pkgName); 12969 return; 12970 } 12971 } else { 12972 // default to original signature matching 12973 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12974 != PackageManager.SIGNATURE_MATCH) { 12975 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12976 "New package has a different signature: " + pkgName); 12977 return; 12978 } 12979 } 12980 12981 // In case of rollback, remember per-user/profile install state 12982 allUsers = sUserManager.getUserIds(); 12983 } 12984 12985 // Update what is removed 12986 res.removedInfo = new PackageRemovedInfo(); 12987 res.removedInfo.uid = oldPackage.applicationInfo.uid; 12988 res.removedInfo.removedPackage = oldPackage.packageName; 12989 res.removedInfo.isUpdate = true; 12990 final int childCount = (oldPackage.childPackages != null) 12991 ? oldPackage.childPackages.size() : 0; 12992 for (int i = 0; i < childCount; i++) { 12993 boolean childPackageUpdated = false; 12994 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 12995 if (res.addedChildPackages != null) { 12996 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 12997 if (childRes != null) { 12998 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 12999 childRes.removedInfo.removedPackage = childPkg.packageName; 13000 childRes.removedInfo.isUpdate = true; 13001 childPackageUpdated = true; 13002 } 13003 } 13004 if (!childPackageUpdated) { 13005 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 13006 childRemovedRes.removedPackage = childPkg.packageName; 13007 childRemovedRes.isUpdate = false; 13008 childRemovedRes.dataRemoved = true; 13009 synchronized (mPackages) { 13010 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13011 if (childPs != null) { 13012 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 13013 } 13014 } 13015 if (res.removedInfo.removedChildPackages == null) { 13016 res.removedInfo.removedChildPackages = new ArrayMap<>(); 13017 } 13018 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 13019 } 13020 } 13021 13022 boolean sysPkg = (isSystemApp(oldPackage)); 13023 if (sysPkg) { 13024 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 13025 user, allUsers, installerPackageName, res); 13026 } else { 13027 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 13028 user, allUsers, installerPackageName, res); 13029 } 13030 } 13031 13032 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 13033 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 13034 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 13035 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 13036 + deletedPackage); 13037 13038 String pkgName = deletedPackage.packageName; 13039 boolean deletedPkg = true; 13040 boolean addedPkg = false; 13041 13042 final long origUpdateTime = (pkg.mExtras != null) 13043 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 13044 13045 // First delete the existing package while retaining the data directory 13046 if (!deletePackageLI(pkgName, null, true, allUsers, PackageManager.DELETE_KEEP_DATA, 13047 res.removedInfo, true, pkg)) { 13048 // If the existing package wasn't successfully deleted 13049 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 13050 deletedPkg = false; 13051 } else { 13052 // Successfully deleted the old package; proceed with replace. 13053 13054 // If deleted package lived in a container, give users a chance to 13055 // relinquish resources before killing. 13056 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 13057 if (DEBUG_INSTALL) { 13058 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 13059 } 13060 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 13061 final ArrayList<String> pkgList = new ArrayList<String>(1); 13062 pkgList.add(deletedPackage.applicationInfo.packageName); 13063 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 13064 } 13065 13066 deleteCodeCacheDirsLI(pkg); 13067 13068 try { 13069 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 13070 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 13071 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 13072 prepareAppDataAfterInstall(newPackage); 13073 addedPkg = true; 13074 } catch (PackageManagerException e) { 13075 res.setError("Package couldn't be installed in " + pkg.codePath, e); 13076 } 13077 } 13078 13079 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13080 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 13081 13082 // Revert all internal state mutations and added folders for the failed install 13083 if (addedPkg) { 13084 deletePackageLI(pkgName, null, true, allUsers, PackageManager.DELETE_KEEP_DATA, 13085 res.removedInfo, true, null); 13086 } 13087 13088 // Restore the old package 13089 if (deletedPkg) { 13090 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 13091 File restoreFile = new File(deletedPackage.codePath); 13092 // Parse old package 13093 boolean oldExternal = isExternal(deletedPackage); 13094 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 13095 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 13096 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 13097 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 13098 try { 13099 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 13100 null); 13101 } catch (PackageManagerException e) { 13102 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 13103 + e.getMessage()); 13104 return; 13105 } 13106 13107 synchronized (mPackages) { 13108 // Ensure the installer package name up to date 13109 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 13110 13111 // Update permissions for restored package 13112 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 13113 13114 mSettings.writeLPr(); 13115 } 13116 13117 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 13118 } 13119 } else { 13120 synchronized (mPackages) { 13121 PackageSetting ps = mSettings.peekPackageLPr(pkg.packageName); 13122 if (ps != null) { 13123 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 13124 if (res.removedInfo.removedChildPackages != null) { 13125 final int childCount = res.removedInfo.removedChildPackages.size(); 13126 // Iterate in reverse as we may modify the collection 13127 for (int i = childCount - 1; i >= 0; i--) { 13128 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 13129 if (res.addedChildPackages.containsKey(childPackageName)) { 13130 res.removedInfo.removedChildPackages.removeAt(i); 13131 } else { 13132 PackageRemovedInfo childInfo = res.removedInfo 13133 .removedChildPackages.valueAt(i); 13134 childInfo.removedForAllUsers = mPackages.get( 13135 childInfo.removedPackage) == null; 13136 } 13137 } 13138 } 13139 } 13140 } 13141 } 13142 } 13143 13144 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 13145 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 13146 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 13147 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 13148 + ", old=" + deletedPackage); 13149 13150 final boolean disabledSystem; 13151 13152 // Set the system/privileged flags as needed 13153 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 13154 if ((deletedPackage.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 13155 != 0) { 13156 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13157 } 13158 13159 // Kill package processes including services, providers, etc. 13160 killPackage(deletedPackage, "replace sys pkg"); 13161 13162 // Remove existing system package 13163 removePackageLI(deletedPackage, true); 13164 13165 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 13166 if (!disabledSystem) { 13167 // We didn't need to disable the .apk as a current system package, 13168 // which means we are replacing another update that is already 13169 // installed. We need to make sure to delete the older one's .apk. 13170 res.removedInfo.args = createInstallArgsForExisting(0, 13171 deletedPackage.applicationInfo.getCodePath(), 13172 deletedPackage.applicationInfo.getResourcePath(), 13173 getAppDexInstructionSets(deletedPackage.applicationInfo)); 13174 } else { 13175 res.removedInfo.args = null; 13176 } 13177 13178 // Successfully disabled the old package. Now proceed with re-installation 13179 deleteCodeCacheDirsLI(pkg); 13180 13181 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13182 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 13183 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 13184 13185 PackageParser.Package newPackage = null; 13186 try { 13187 // Add the package to the internal data structures 13188 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 13189 13190 // Set the update and install times 13191 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 13192 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 13193 System.currentTimeMillis()); 13194 13195 // Check for shared user id changes 13196 String invalidPackageName = getParentOrChildPackageChangedSharedUser( 13197 deletedPackage, newPackage); 13198 if (invalidPackageName != null) { 13199 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 13200 "Forbidding shared user change from " + deletedPkgSetting.sharedUser 13201 + " to " + invalidPackageName); 13202 } 13203 13204 // Update the package dynamic state if succeeded 13205 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13206 // Now that the install succeeded make sure we remove data 13207 // directories for any child package the update removed. 13208 final int deletedChildCount = (deletedPackage.childPackages != null) 13209 ? deletedPackage.childPackages.size() : 0; 13210 final int newChildCount = (newPackage.childPackages != null) 13211 ? newPackage.childPackages.size() : 0; 13212 for (int i = 0; i < deletedChildCount; i++) { 13213 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 13214 boolean childPackageDeleted = true; 13215 for (int j = 0; j < newChildCount; j++) { 13216 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 13217 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 13218 childPackageDeleted = false; 13219 break; 13220 } 13221 } 13222 if (childPackageDeleted) { 13223 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 13224 deletedChildPkg.packageName); 13225 if (ps != null && res.removedInfo.removedChildPackages != null) { 13226 PackageRemovedInfo removedChildRes = res.removedInfo 13227 .removedChildPackages.get(deletedChildPkg.packageName); 13228 removePackageDataLI(ps, allUsers, removedChildRes, 0, false); 13229 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 13230 } 13231 } 13232 } 13233 13234 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 13235 prepareAppDataAfterInstall(newPackage); 13236 } 13237 } catch (PackageManagerException e) { 13238 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 13239 res.setError("Package couldn't be installed in " + pkg.codePath, e); 13240 } 13241 13242 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13243 // Re installation failed. Restore old information 13244 // Remove new pkg information 13245 if (newPackage != null) { 13246 removeInstalledPackageLI(newPackage, true); 13247 } 13248 // Add back the old system package 13249 try { 13250 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 13251 } catch (PackageManagerException e) { 13252 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 13253 } 13254 13255 synchronized (mPackages) { 13256 if (disabledSystem) { 13257 enableSystemPackageLPw(deletedPackage); 13258 } 13259 13260 // Ensure the installer package name up to date 13261 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 13262 13263 // Update permissions for restored package 13264 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 13265 13266 mSettings.writeLPr(); 13267 } 13268 13269 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 13270 + " after failed upgrade"); 13271 } 13272 } 13273 13274 /** 13275 * Checks whether the parent or any of the child packages have a change shared 13276 * user. For a package to be a valid update the shred users of the parent and 13277 * the children should match. We may later support changing child shared users. 13278 * @param oldPkg The updated package. 13279 * @param newPkg The update package. 13280 * @return The shared user that change between the versions. 13281 */ 13282 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 13283 PackageParser.Package newPkg) { 13284 // Check parent shared user 13285 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 13286 return newPkg.packageName; 13287 } 13288 // Check child shared users 13289 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13290 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 13291 for (int i = 0; i < newChildCount; i++) { 13292 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 13293 // If this child was present, did it have the same shared user? 13294 for (int j = 0; j < oldChildCount; j++) { 13295 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 13296 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 13297 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 13298 return newChildPkg.packageName; 13299 } 13300 } 13301 } 13302 return null; 13303 } 13304 13305 private void removeNativeBinariesLI(PackageParser.Package pkg) { 13306 // Remove the lib path for the parent package 13307 PackageSetting ps = (PackageSetting) pkg.mExtras; 13308 if (ps != null) { 13309 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 13310 } 13311 // Remove the lib path for the child packages 13312 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13313 for (int i = 0; i < childCount; i++) { 13314 ps = (PackageSetting) pkg.childPackages.get(i).mExtras; 13315 if (ps != null) { 13316 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 13317 } 13318 } 13319 } 13320 13321 private void enableSystemPackageLPw(PackageParser.Package pkg) { 13322 // Enable the parent package 13323 mSettings.enableSystemPackageLPw(pkg.packageName); 13324 // Enable the child packages 13325 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13326 for (int i = 0; i < childCount; i++) { 13327 PackageParser.Package childPkg = pkg.childPackages.get(i); 13328 mSettings.enableSystemPackageLPw(childPkg.packageName); 13329 } 13330 } 13331 13332 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 13333 PackageParser.Package newPkg) { 13334 // Disable the parent package (parent always replaced) 13335 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 13336 // Disable the child packages 13337 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13338 for (int i = 0; i < childCount; i++) { 13339 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 13340 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 13341 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 13342 } 13343 return disabled; 13344 } 13345 13346 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 13347 String installerPackageName) { 13348 // Enable the parent package 13349 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 13350 // Enable the child packages 13351 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13352 for (int i = 0; i < childCount; i++) { 13353 PackageParser.Package childPkg = pkg.childPackages.get(i); 13354 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 13355 } 13356 } 13357 13358 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 13359 // Collect all used permissions in the UID 13360 ArraySet<String> usedPermissions = new ArraySet<>(); 13361 final int packageCount = su.packages.size(); 13362 for (int i = 0; i < packageCount; i++) { 13363 PackageSetting ps = su.packages.valueAt(i); 13364 if (ps.pkg == null) { 13365 continue; 13366 } 13367 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 13368 for (int j = 0; j < requestedPermCount; j++) { 13369 String permission = ps.pkg.requestedPermissions.get(j); 13370 BasePermission bp = mSettings.mPermissions.get(permission); 13371 if (bp != null) { 13372 usedPermissions.add(permission); 13373 } 13374 } 13375 } 13376 13377 PermissionsState permissionsState = su.getPermissionsState(); 13378 // Prune install permissions 13379 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 13380 final int installPermCount = installPermStates.size(); 13381 for (int i = installPermCount - 1; i >= 0; i--) { 13382 PermissionState permissionState = installPermStates.get(i); 13383 if (!usedPermissions.contains(permissionState.getName())) { 13384 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13385 if (bp != null) { 13386 permissionsState.revokeInstallPermission(bp); 13387 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 13388 PackageManager.MASK_PERMISSION_FLAGS, 0); 13389 } 13390 } 13391 } 13392 13393 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 13394 13395 // Prune runtime permissions 13396 for (int userId : allUserIds) { 13397 List<PermissionState> runtimePermStates = permissionsState 13398 .getRuntimePermissionStates(userId); 13399 final int runtimePermCount = runtimePermStates.size(); 13400 for (int i = runtimePermCount - 1; i >= 0; i--) { 13401 PermissionState permissionState = runtimePermStates.get(i); 13402 if (!usedPermissions.contains(permissionState.getName())) { 13403 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13404 if (bp != null) { 13405 permissionsState.revokeRuntimePermission(bp, userId); 13406 permissionsState.updatePermissionFlags(bp, userId, 13407 PackageManager.MASK_PERMISSION_FLAGS, 0); 13408 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 13409 runtimePermissionChangedUserIds, userId); 13410 } 13411 } 13412 } 13413 } 13414 13415 return runtimePermissionChangedUserIds; 13416 } 13417 13418 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 13419 int[] allUsers, PackageInstalledInfo res, UserHandle user) { 13420 // Update the parent package setting 13421 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 13422 res, user); 13423 // Update the child packages setting 13424 final int childCount = (newPackage.childPackages != null) 13425 ? newPackage.childPackages.size() : 0; 13426 for (int i = 0; i < childCount; i++) { 13427 PackageParser.Package childPackage = newPackage.childPackages.get(i); 13428 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 13429 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 13430 childRes.origUsers, childRes, user); 13431 } 13432 } 13433 13434 private void updateSettingsInternalLI(PackageParser.Package newPackage, 13435 String installerPackageName, int[] allUsers, int[] installedForUsers, 13436 PackageInstalledInfo res, UserHandle user) { 13437 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 13438 13439 String pkgName = newPackage.packageName; 13440 synchronized (mPackages) { 13441 //write settings. the installStatus will be incomplete at this stage. 13442 //note that the new package setting would have already been 13443 //added to mPackages. It hasn't been persisted yet. 13444 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 13445 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13446 mSettings.writeLPr(); 13447 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13448 } 13449 13450 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 13451 synchronized (mPackages) { 13452 updatePermissionsLPw(newPackage.packageName, newPackage, 13453 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 13454 ? UPDATE_PERMISSIONS_ALL : 0)); 13455 // For system-bundled packages, we assume that installing an upgraded version 13456 // of the package implies that the user actually wants to run that new code, 13457 // so we enable the package. 13458 PackageSetting ps = mSettings.mPackages.get(pkgName); 13459 final int userId = user.getIdentifier(); 13460 if (ps != null) { 13461 if (isSystemApp(newPackage)) { 13462 if (DEBUG_INSTALL) { 13463 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 13464 } 13465 // Enable system package for requested users 13466 if (res.origUsers != null) { 13467 for (int origUserId : res.origUsers) { 13468 if (userId == UserHandle.USER_ALL || userId == origUserId) { 13469 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 13470 origUserId, installerPackageName); 13471 } 13472 } 13473 } 13474 // Also convey the prior install/uninstall state 13475 if (allUsers != null && installedForUsers != null) { 13476 for (int currentUserId : allUsers) { 13477 final boolean installed = ArrayUtils.contains( 13478 installedForUsers, currentUserId); 13479 if (DEBUG_INSTALL) { 13480 Slog.d(TAG, " user " + currentUserId + " => " + installed); 13481 } 13482 ps.setInstalled(installed, currentUserId); 13483 } 13484 // these install state changes will be persisted in the 13485 // upcoming call to mSettings.writeLPr(). 13486 } 13487 } 13488 // It's implied that when a user requests installation, they want the app to be 13489 // installed and enabled. 13490 if (userId != UserHandle.USER_ALL) { 13491 ps.setInstalled(true, userId); 13492 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 13493 } 13494 } 13495 res.name = pkgName; 13496 res.uid = newPackage.applicationInfo.uid; 13497 res.pkg = newPackage; 13498 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 13499 mSettings.setInstallerPackageName(pkgName, installerPackageName); 13500 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13501 //to update install status 13502 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13503 mSettings.writeLPr(); 13504 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13505 } 13506 13507 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13508 } 13509 13510 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 13511 try { 13512 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 13513 installPackageLI(args, res); 13514 } finally { 13515 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13516 } 13517 } 13518 13519 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 13520 final int installFlags = args.installFlags; 13521 final String installerPackageName = args.installerPackageName; 13522 final String volumeUuid = args.volumeUuid; 13523 final File tmpPackageFile = new File(args.getCodePath()); 13524 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 13525 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 13526 || (args.volumeUuid != null)); 13527 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 13528 boolean replace = false; 13529 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 13530 if (args.move != null) { 13531 // moving a complete application; perform an initial scan on the new install location 13532 scanFlags |= SCAN_INITIAL; 13533 } 13534 13535 // Result object to be returned 13536 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13537 13538 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 13539 13540 // Sanity check 13541 if (ephemeral && (forwardLocked || onExternal)) { 13542 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 13543 + " external=" + onExternal); 13544 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 13545 return; 13546 } 13547 13548 // Retrieve PackageSettings and parse package 13549 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 13550 | PackageParser.PARSE_ENFORCE_CODE 13551 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 13552 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 13553 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 13554 PackageParser pp = new PackageParser(); 13555 pp.setSeparateProcesses(mSeparateProcesses); 13556 pp.setDisplayMetrics(mMetrics); 13557 13558 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 13559 final PackageParser.Package pkg; 13560 try { 13561 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 13562 } catch (PackageParserException e) { 13563 res.setError("Failed parse during installPackageLI", e); 13564 return; 13565 } finally { 13566 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13567 } 13568 13569 // If we are installing a clustered package add results for the children 13570 if (pkg.childPackages != null) { 13571 synchronized (mPackages) { 13572 final int childCount = pkg.childPackages.size(); 13573 for (int i = 0; i < childCount; i++) { 13574 PackageParser.Package childPkg = pkg.childPackages.get(i); 13575 PackageInstalledInfo childRes = new PackageInstalledInfo(); 13576 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13577 childRes.pkg = childPkg; 13578 childRes.name = childPkg.packageName; 13579 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13580 if (childPs != null) { 13581 childRes.origUsers = childPs.queryInstalledUsers( 13582 sUserManager.getUserIds(), true); 13583 } 13584 if ((mPackages.containsKey(childPkg.packageName))) { 13585 childRes.removedInfo = new PackageRemovedInfo(); 13586 childRes.removedInfo.removedPackage = childPkg.packageName; 13587 } 13588 if (res.addedChildPackages == null) { 13589 res.addedChildPackages = new ArrayMap<>(); 13590 } 13591 res.addedChildPackages.put(childPkg.packageName, childRes); 13592 } 13593 } 13594 } 13595 13596 // If package doesn't declare API override, mark that we have an install 13597 // time CPU ABI override. 13598 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 13599 pkg.cpuAbiOverride = args.abiOverride; 13600 } 13601 13602 String pkgName = res.name = pkg.packageName; 13603 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 13604 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 13605 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 13606 return; 13607 } 13608 } 13609 13610 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 13611 try { 13612 PackageParser.collectCertificates(pkg, parseFlags); 13613 } catch (PackageParserException e) { 13614 res.setError("Failed collect during installPackageLI", e); 13615 return; 13616 } finally { 13617 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13618 } 13619 13620 // Get rid of all references to package scan path via parser. 13621 pp = null; 13622 String oldCodePath = null; 13623 boolean systemApp = false; 13624 synchronized (mPackages) { 13625 // Check if installing already existing package 13626 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 13627 String oldName = mSettings.mRenamedPackages.get(pkgName); 13628 if (pkg.mOriginalPackages != null 13629 && pkg.mOriginalPackages.contains(oldName) 13630 && mPackages.containsKey(oldName)) { 13631 // This package is derived from an original package, 13632 // and this device has been updating from that original 13633 // name. We must continue using the original name, so 13634 // rename the new package here. 13635 pkg.setPackageName(oldName); 13636 pkgName = pkg.packageName; 13637 replace = true; 13638 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 13639 + oldName + " pkgName=" + pkgName); 13640 } else if (mPackages.containsKey(pkgName)) { 13641 // This package, under its official name, already exists 13642 // on the device; we should replace it. 13643 replace = true; 13644 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 13645 } 13646 13647 // Child packages are installed through the parent package 13648 if (pkg.parentPackage != null) { 13649 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13650 "Package " + pkg.packageName + " is child of package " 13651 + pkg.parentPackage.parentPackage + ". Child packages " 13652 + "can be updated only through the parent package."); 13653 return; 13654 } 13655 13656 if (replace) { 13657 // Prevent apps opting out from runtime permissions 13658 PackageParser.Package oldPackage = mPackages.get(pkgName); 13659 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 13660 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 13661 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 13662 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 13663 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 13664 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 13665 + " doesn't support runtime permissions but the old" 13666 + " target SDK " + oldTargetSdk + " does."); 13667 return; 13668 } 13669 13670 // Prevent installing of child packages 13671 if (oldPackage.parentPackage != null) { 13672 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13673 "Package " + pkg.packageName + " is child of package " 13674 + oldPackage.parentPackage + ". Child packages " 13675 + "can be updated only through the parent package."); 13676 return; 13677 } 13678 } 13679 } 13680 13681 PackageSetting ps = mSettings.mPackages.get(pkgName); 13682 if (ps != null) { 13683 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 13684 13685 // Quick sanity check that we're signed correctly if updating; 13686 // we'll check this again later when scanning, but we want to 13687 // bail early here before tripping over redefined permissions. 13688 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 13689 if (!checkUpgradeKeySetLP(ps, pkg)) { 13690 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 13691 + pkg.packageName + " upgrade keys do not match the " 13692 + "previously installed version"); 13693 return; 13694 } 13695 } else { 13696 try { 13697 verifySignaturesLP(ps, pkg); 13698 } catch (PackageManagerException e) { 13699 res.setError(e.error, e.getMessage()); 13700 return; 13701 } 13702 } 13703 13704 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 13705 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 13706 systemApp = (ps.pkg.applicationInfo.flags & 13707 ApplicationInfo.FLAG_SYSTEM) != 0; 13708 } 13709 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13710 } 13711 13712 // Check whether the newly-scanned package wants to define an already-defined perm 13713 int N = pkg.permissions.size(); 13714 for (int i = N-1; i >= 0; i--) { 13715 PackageParser.Permission perm = pkg.permissions.get(i); 13716 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 13717 if (bp != null) { 13718 // If the defining package is signed with our cert, it's okay. This 13719 // also includes the "updating the same package" case, of course. 13720 // "updating same package" could also involve key-rotation. 13721 final boolean sigsOk; 13722 if (bp.sourcePackage.equals(pkg.packageName) 13723 && (bp.packageSetting instanceof PackageSetting) 13724 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 13725 scanFlags))) { 13726 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 13727 } else { 13728 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 13729 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 13730 } 13731 if (!sigsOk) { 13732 // If the owning package is the system itself, we log but allow 13733 // install to proceed; we fail the install on all other permission 13734 // redefinitions. 13735 if (!bp.sourcePackage.equals("android")) { 13736 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 13737 + pkg.packageName + " attempting to redeclare permission " 13738 + perm.info.name + " already owned by " + bp.sourcePackage); 13739 res.origPermission = perm.info.name; 13740 res.origPackage = bp.sourcePackage; 13741 return; 13742 } else { 13743 Slog.w(TAG, "Package " + pkg.packageName 13744 + " attempting to redeclare system permission " 13745 + perm.info.name + "; ignoring new declaration"); 13746 pkg.permissions.remove(i); 13747 } 13748 } 13749 } 13750 } 13751 } 13752 13753 if (systemApp) { 13754 if (onExternal) { 13755 // Abort update; system app can't be replaced with app on sdcard 13756 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 13757 "Cannot install updates to system apps on sdcard"); 13758 return; 13759 } else if (ephemeral) { 13760 // Abort update; system app can't be replaced with an ephemeral app 13761 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 13762 "Cannot update a system app with an ephemeral app"); 13763 return; 13764 } 13765 } 13766 13767 if (args.move != null) { 13768 // We did an in-place move, so dex is ready to roll 13769 scanFlags |= SCAN_NO_DEX; 13770 scanFlags |= SCAN_MOVE; 13771 13772 synchronized (mPackages) { 13773 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13774 if (ps == null) { 13775 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13776 "Missing settings for moved package " + pkgName); 13777 } 13778 13779 // We moved the entire application as-is, so bring over the 13780 // previously derived ABI information. 13781 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13782 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13783 } 13784 13785 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13786 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13787 scanFlags |= SCAN_NO_DEX; 13788 13789 try { 13790 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 13791 args.abiOverride : pkg.cpuAbiOverride); 13792 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 13793 true /* extract libs */); 13794 } catch (PackageManagerException pme) { 13795 Slog.e(TAG, "Error deriving application ABI", pme); 13796 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13797 return; 13798 } 13799 13800 // Extract package to save the VM unzipping the APK in memory during 13801 // launch. Only do this if profile-guided compilation is enabled because 13802 // otherwise BackgroundDexOptService will not dexopt the package later. 13803 if (mUseJitProfiles) { 13804 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 13805 // Do not run PackageDexOptimizer through the local performDexOpt 13806 // method because `pkg` is not in `mPackages` yet. 13807 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instructionSets */, 13808 false /* useProfiles */, true /* extractOnly */); 13809 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13810 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 13811 String msg = "Extracking package failed for " + pkgName; 13812 res.setError(INSTALL_FAILED_DEXOPT, msg); 13813 return; 13814 } 13815 } 13816 } 13817 13818 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13819 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13820 return; 13821 } 13822 13823 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13824 13825 if (replace) { 13826 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13827 installerPackageName, res); 13828 } else { 13829 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13830 args.user, installerPackageName, volumeUuid, res); 13831 } 13832 synchronized (mPackages) { 13833 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13834 if (ps != null) { 13835 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13836 } 13837 13838 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13839 for (int i = 0; i < childCount; i++) { 13840 PackageParser.Package childPkg = pkg.childPackages.get(i); 13841 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 13842 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13843 if (childPs != null) { 13844 childRes.newUsers = childPs.queryInstalledUsers( 13845 sUserManager.getUserIds(), true); 13846 } 13847 } 13848 } 13849 } 13850 13851 private void startIntentFilterVerifications(int userId, boolean replacing, 13852 PackageParser.Package pkg) { 13853 if (mIntentFilterVerifierComponent == null) { 13854 Slog.w(TAG, "No IntentFilter verification will not be done as " 13855 + "there is no IntentFilterVerifier available!"); 13856 return; 13857 } 13858 13859 final int verifierUid = getPackageUid( 13860 mIntentFilterVerifierComponent.getPackageName(), 13861 MATCH_DEBUG_TRIAGED_MISSING, 13862 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13863 13864 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13865 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13866 mHandler.sendMessage(msg); 13867 13868 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13869 for (int i = 0; i < childCount; i++) { 13870 PackageParser.Package childPkg = pkg.childPackages.get(i); 13871 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13872 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 13873 mHandler.sendMessage(msg); 13874 } 13875 } 13876 13877 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13878 PackageParser.Package pkg) { 13879 int size = pkg.activities.size(); 13880 if (size == 0) { 13881 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13882 "No activity, so no need to verify any IntentFilter!"); 13883 return; 13884 } 13885 13886 final boolean hasDomainURLs = hasDomainURLs(pkg); 13887 if (!hasDomainURLs) { 13888 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13889 "No domain URLs, so no need to verify any IntentFilter!"); 13890 return; 13891 } 13892 13893 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13894 + " if any IntentFilter from the " + size 13895 + " Activities needs verification ..."); 13896 13897 int count = 0; 13898 final String packageName = pkg.packageName; 13899 13900 synchronized (mPackages) { 13901 // If this is a new install and we see that we've already run verification for this 13902 // package, we have nothing to do: it means the state was restored from backup. 13903 if (!replacing) { 13904 IntentFilterVerificationInfo ivi = 13905 mSettings.getIntentFilterVerificationLPr(packageName); 13906 if (ivi != null) { 13907 if (DEBUG_DOMAIN_VERIFICATION) { 13908 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13909 + ivi.getStatusString()); 13910 } 13911 return; 13912 } 13913 } 13914 13915 // If any filters need to be verified, then all need to be. 13916 boolean needToVerify = false; 13917 for (PackageParser.Activity a : pkg.activities) { 13918 for (ActivityIntentInfo filter : a.intents) { 13919 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13920 if (DEBUG_DOMAIN_VERIFICATION) { 13921 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13922 } 13923 needToVerify = true; 13924 break; 13925 } 13926 } 13927 } 13928 13929 if (needToVerify) { 13930 final int verificationId = mIntentFilterVerificationToken++; 13931 for (PackageParser.Activity a : pkg.activities) { 13932 for (ActivityIntentInfo filter : a.intents) { 13933 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13934 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13935 "Verification needed for IntentFilter:" + filter.toString()); 13936 mIntentFilterVerifier.addOneIntentFilterVerification( 13937 verifierUid, userId, verificationId, filter, packageName); 13938 count++; 13939 } 13940 } 13941 } 13942 } 13943 } 13944 13945 if (count > 0) { 13946 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13947 + " IntentFilter verification" + (count > 1 ? "s" : "") 13948 + " for userId:" + userId); 13949 mIntentFilterVerifier.startVerifications(userId); 13950 } else { 13951 if (DEBUG_DOMAIN_VERIFICATION) { 13952 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13953 } 13954 } 13955 } 13956 13957 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13958 final ComponentName cn = filter.activity.getComponentName(); 13959 final String packageName = cn.getPackageName(); 13960 13961 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13962 packageName); 13963 if (ivi == null) { 13964 return true; 13965 } 13966 int status = ivi.getStatus(); 13967 switch (status) { 13968 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13969 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13970 return true; 13971 13972 default: 13973 // Nothing to do 13974 return false; 13975 } 13976 } 13977 13978 private static boolean isMultiArch(ApplicationInfo info) { 13979 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13980 } 13981 13982 private static boolean isExternal(PackageParser.Package pkg) { 13983 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13984 } 13985 13986 private static boolean isExternal(PackageSetting ps) { 13987 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13988 } 13989 13990 private static boolean isEphemeral(PackageParser.Package pkg) { 13991 return pkg.applicationInfo.isEphemeralApp(); 13992 } 13993 13994 private static boolean isEphemeral(PackageSetting ps) { 13995 return ps.pkg != null && isEphemeral(ps.pkg); 13996 } 13997 13998 private static boolean isSystemApp(PackageParser.Package pkg) { 13999 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 14000 } 14001 14002 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 14003 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 14004 } 14005 14006 private static boolean hasDomainURLs(PackageParser.Package pkg) { 14007 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 14008 } 14009 14010 private static boolean isSystemApp(PackageSetting ps) { 14011 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 14012 } 14013 14014 private static boolean isUpdatedSystemApp(PackageSetting ps) { 14015 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 14016 } 14017 14018 private int packageFlagsToInstallFlags(PackageSetting ps) { 14019 int installFlags = 0; 14020 if (isEphemeral(ps)) { 14021 installFlags |= PackageManager.INSTALL_EPHEMERAL; 14022 } 14023 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 14024 // This existing package was an external ASEC install when we have 14025 // the external flag without a UUID 14026 installFlags |= PackageManager.INSTALL_EXTERNAL; 14027 } 14028 if (ps.isForwardLocked()) { 14029 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 14030 } 14031 return installFlags; 14032 } 14033 14034 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 14035 if (isExternal(pkg)) { 14036 if (TextUtils.isEmpty(pkg.volumeUuid)) { 14037 return StorageManager.UUID_PRIMARY_PHYSICAL; 14038 } else { 14039 return pkg.volumeUuid; 14040 } 14041 } else { 14042 return StorageManager.UUID_PRIVATE_INTERNAL; 14043 } 14044 } 14045 14046 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 14047 if (isExternal(pkg)) { 14048 if (TextUtils.isEmpty(pkg.volumeUuid)) { 14049 return mSettings.getExternalVersion(); 14050 } else { 14051 return mSettings.findOrCreateVersion(pkg.volumeUuid); 14052 } 14053 } else { 14054 return mSettings.getInternalVersion(); 14055 } 14056 } 14057 14058 private void deleteTempPackageFiles() { 14059 final FilenameFilter filter = new FilenameFilter() { 14060 public boolean accept(File dir, String name) { 14061 return name.startsWith("vmdl") && name.endsWith(".tmp"); 14062 } 14063 }; 14064 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 14065 file.delete(); 14066 } 14067 } 14068 14069 @Override 14070 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 14071 int flags) { 14072 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 14073 flags); 14074 } 14075 14076 @Override 14077 public void deletePackage(final String packageName, 14078 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 14079 mContext.enforceCallingOrSelfPermission( 14080 android.Manifest.permission.DELETE_PACKAGES, null); 14081 Preconditions.checkNotNull(packageName); 14082 Preconditions.checkNotNull(observer); 14083 final int uid = Binder.getCallingUid(); 14084 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 14085 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 14086 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 14087 mContext.enforceCallingOrSelfPermission( 14088 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14089 "deletePackage for user " + userId); 14090 } 14091 14092 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 14093 try { 14094 observer.onPackageDeleted(packageName, 14095 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 14096 } catch (RemoteException re) { 14097 } 14098 return; 14099 } 14100 14101 for (int currentUserId : users) { 14102 if (getBlockUninstallForUser(packageName, currentUserId)) { 14103 try { 14104 observer.onPackageDeleted(packageName, 14105 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 14106 } catch (RemoteException re) { 14107 } 14108 return; 14109 } 14110 } 14111 14112 if (DEBUG_REMOVE) { 14113 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 14114 } 14115 // Queue up an async operation since the package deletion may take a little while. 14116 mHandler.post(new Runnable() { 14117 public void run() { 14118 mHandler.removeCallbacks(this); 14119 final int returnCode = deletePackageX(packageName, userId, flags); 14120 try { 14121 observer.onPackageDeleted(packageName, returnCode, null); 14122 } catch (RemoteException e) { 14123 Log.i(TAG, "Observer no longer exists."); 14124 } //end catch 14125 } //end run 14126 }); 14127 } 14128 14129 @Override 14130 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 14131 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 14132 } 14133 14134 private boolean isPackageDeviceAdmin(String packageName, int userId) { 14135 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 14136 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 14137 try { 14138 if (dpm != null) { 14139 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 14140 /* callingUserOnly =*/ false); 14141 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 14142 : deviceOwnerComponentName.getPackageName(); 14143 // Does the package contains the device owner? 14144 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 14145 // this check is probably not needed, since DO should be registered as a device 14146 // admin on some user too. (Original bug for this: b/17657954) 14147 if (packageName.equals(deviceOwnerPackageName)) { 14148 return true; 14149 } 14150 // Does it contain a device admin for any user? 14151 int[] users; 14152 if (userId == UserHandle.USER_ALL) { 14153 users = sUserManager.getUserIds(); 14154 } else { 14155 users = new int[]{userId}; 14156 } 14157 for (int i = 0; i < users.length; ++i) { 14158 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 14159 return true; 14160 } 14161 } 14162 } 14163 } catch (RemoteException e) { 14164 } 14165 return false; 14166 } 14167 14168 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 14169 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 14170 } 14171 14172 /** 14173 * This method is an internal method that could be get invoked either 14174 * to delete an installed package or to clean up a failed installation. 14175 * After deleting an installed package, a broadcast is sent to notify any 14176 * listeners that the package has been installed. For cleaning up a failed 14177 * installation, the broadcast is not necessary since the package's 14178 * installation wouldn't have sent the initial broadcast either 14179 * The key steps in deleting a package are 14180 * deleting the package information in internal structures like mPackages, 14181 * deleting the packages base directories through installd 14182 * updating mSettings to reflect current status 14183 * persisting settings for later use 14184 * sending a broadcast if necessary 14185 */ 14186 private int deletePackageX(String packageName, int userId, int flags) { 14187 final PackageRemovedInfo info = new PackageRemovedInfo(); 14188 final boolean res; 14189 14190 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 14191 ? UserHandle.ALL : new UserHandle(userId); 14192 14193 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 14194 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 14195 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 14196 } 14197 14198 PackageSetting uninstalledPs = null; 14199 14200 // for the uninstall-updates case and restricted profiles, remember the per- 14201 // user handle installed state 14202 int[] allUsers; 14203 synchronized (mPackages) { 14204 uninstalledPs = mSettings.mPackages.get(packageName); 14205 if (uninstalledPs == null) { 14206 Slog.w(TAG, "Not removing non-existent package " + packageName); 14207 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 14208 } 14209 allUsers = sUserManager.getUserIds(); 14210 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 14211 } 14212 14213 synchronized (mInstallLock) { 14214 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 14215 res = deletePackageLI(packageName, removeForUser, true, allUsers, 14216 flags | REMOVE_CHATTY, info, true, null); 14217 synchronized (mPackages) { 14218 if (res) { 14219 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 14220 } 14221 } 14222 } 14223 14224 if (res) { 14225 info.sendPackageRemovedBroadcasts(); 14226 info.sendSystemPackageUpdatedBroadcasts(); 14227 info.sendSystemPackageAppearedBroadcasts(); 14228 } 14229 // Force a gc here. 14230 Runtime.getRuntime().gc(); 14231 // Delete the resources here after sending the broadcast to let 14232 // other processes clean up before deleting resources. 14233 if (info.args != null) { 14234 synchronized (mInstallLock) { 14235 info.args.doPostDeleteLI(true); 14236 } 14237 } 14238 14239 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 14240 } 14241 14242 class PackageRemovedInfo { 14243 String removedPackage; 14244 int uid = -1; 14245 int removedAppId = -1; 14246 int[] origUsers; 14247 int[] removedUsers = null; 14248 boolean isRemovedPackageSystemUpdate = false; 14249 boolean isUpdate; 14250 boolean dataRemoved; 14251 boolean removedForAllUsers; 14252 // Clean up resources deleted packages. 14253 InstallArgs args = null; 14254 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 14255 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 14256 14257 void sendPackageRemovedBroadcasts() { 14258 sendPackageRemovedBroadcastInternal(); 14259 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 14260 for (int i = 0; i < childCount; i++) { 14261 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 14262 childInfo.sendPackageRemovedBroadcastInternal(); 14263 } 14264 } 14265 14266 void sendSystemPackageUpdatedBroadcasts() { 14267 if (isRemovedPackageSystemUpdate) { 14268 sendSystemPackageUpdatedBroadcastsInternal(); 14269 final int childCount = (removedChildPackages != null) 14270 ? removedChildPackages.size() : 0; 14271 for (int i = 0; i < childCount; i++) { 14272 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 14273 if (childInfo.isRemovedPackageSystemUpdate) { 14274 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 14275 } 14276 } 14277 } 14278 } 14279 14280 void sendSystemPackageAppearedBroadcasts() { 14281 final int packageCount = (appearedChildPackages != null) 14282 ? appearedChildPackages.size() : 0; 14283 for (int i = 0; i < packageCount; i++) { 14284 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 14285 for (int userId : installedInfo.newUsers) { 14286 sendPackageAddedForUser(installedInfo.name, true, 14287 UserHandle.getAppId(installedInfo.uid), userId); 14288 } 14289 } 14290 } 14291 14292 private void sendSystemPackageUpdatedBroadcastsInternal() { 14293 Bundle extras = new Bundle(2); 14294 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 14295 extras.putBoolean(Intent.EXTRA_REPLACING, true); 14296 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 14297 extras, 0, null, null, null); 14298 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 14299 extras, 0, null, null, null); 14300 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 14301 null, 0, removedPackage, null, null); 14302 } 14303 14304 private void sendPackageRemovedBroadcastInternal() { 14305 Bundle extras = new Bundle(2); 14306 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 14307 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 14308 if (isUpdate || isRemovedPackageSystemUpdate) { 14309 extras.putBoolean(Intent.EXTRA_REPLACING, true); 14310 } 14311 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 14312 if (removedPackage != null) { 14313 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 14314 extras, 0, null, null, removedUsers); 14315 if (dataRemoved && !isRemovedPackageSystemUpdate) { 14316 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 14317 removedPackage, extras, 0, null, null, removedUsers); 14318 } 14319 } 14320 if (removedAppId >= 0) { 14321 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 14322 removedUsers); 14323 } 14324 } 14325 } 14326 14327 /* 14328 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 14329 * flag is not set, the data directory is removed as well. 14330 * make sure this flag is set for partially installed apps. If not its meaningless to 14331 * delete a partially installed application. 14332 */ 14333 private void removePackageDataLI(PackageSetting ps, int[] allUserHandles, 14334 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 14335 String packageName = ps.name; 14336 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 14337 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 14338 // Retrieve object to delete permissions for shared user later on 14339 final PackageSetting deletedPs; 14340 // reader 14341 synchronized (mPackages) { 14342 deletedPs = mSettings.mPackages.get(packageName); 14343 if (outInfo != null) { 14344 outInfo.removedPackage = packageName; 14345 outInfo.removedUsers = deletedPs != null 14346 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 14347 : null; 14348 } 14349 } 14350 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14351 removeDataDirsLI(ps.volumeUuid, packageName); 14352 if (outInfo != null) { 14353 outInfo.dataRemoved = true; 14354 } 14355 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 14356 } 14357 // writer 14358 synchronized (mPackages) { 14359 if (deletedPs != null) { 14360 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14361 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 14362 clearDefaultBrowserIfNeeded(packageName); 14363 if (outInfo != null) { 14364 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 14365 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 14366 } 14367 updatePermissionsLPw(deletedPs.name, null, 0); 14368 if (deletedPs.sharedUser != null) { 14369 // Remove permissions associated with package. Since runtime 14370 // permissions are per user we have to kill the removed package 14371 // or packages running under the shared user of the removed 14372 // package if revoking the permissions requested only by the removed 14373 // package is successful and this causes a change in gids. 14374 for (int userId : UserManagerService.getInstance().getUserIds()) { 14375 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 14376 userId); 14377 if (userIdToKill == UserHandle.USER_ALL 14378 || userIdToKill >= UserHandle.USER_SYSTEM) { 14379 // If gids changed for this user, kill all affected packages. 14380 mHandler.post(new Runnable() { 14381 @Override 14382 public void run() { 14383 // This has to happen with no lock held. 14384 killApplication(deletedPs.name, deletedPs.appId, 14385 KILL_APP_REASON_GIDS_CHANGED); 14386 } 14387 }); 14388 break; 14389 } 14390 } 14391 } 14392 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 14393 } 14394 // make sure to preserve per-user disabled state if this removal was just 14395 // a downgrade of a system app to the factory package 14396 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 14397 if (DEBUG_REMOVE) { 14398 Slog.d(TAG, "Propagating install state across downgrade"); 14399 } 14400 for (int userId : allUserHandles) { 14401 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 14402 if (DEBUG_REMOVE) { 14403 Slog.d(TAG, " user " + userId + " => " + installed); 14404 } 14405 ps.setInstalled(installed, userId); 14406 } 14407 } 14408 } 14409 // can downgrade to reader 14410 if (writeSettings) { 14411 // Save settings now 14412 mSettings.writeLPr(); 14413 } 14414 } 14415 if (outInfo != null) { 14416 // A user ID was deleted here. Go through all users and remove it 14417 // from KeyStore. 14418 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 14419 } 14420 } 14421 14422 static boolean locationIsPrivileged(File path) { 14423 try { 14424 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 14425 .getCanonicalPath(); 14426 return path.getCanonicalPath().startsWith(privilegedAppDir); 14427 } catch (IOException e) { 14428 Slog.e(TAG, "Unable to access code path " + path); 14429 } 14430 return false; 14431 } 14432 14433 /* 14434 * Tries to delete system package. 14435 */ 14436 private boolean deleteSystemPackageLI(PackageParser.Package deletedPkg, 14437 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 14438 boolean writeSettings) { 14439 if (deletedPkg.parentPackage != null) { 14440 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 14441 return false; 14442 } 14443 14444 final boolean applyUserRestrictions 14445 = (allUserHandles != null) && (outInfo.origUsers != null); 14446 final PackageSetting disabledPs; 14447 // Confirm if the system package has been updated 14448 // An updated system app can be deleted. This will also have to restore 14449 // the system pkg from system partition 14450 // reader 14451 synchronized (mPackages) { 14452 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPkg.packageName); 14453 } 14454 14455 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 14456 + " disabledPs=" + disabledPs); 14457 14458 if (disabledPs == null) { 14459 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 14460 return false; 14461 } else if (DEBUG_REMOVE) { 14462 Slog.d(TAG, "Deleting system pkg from data partition"); 14463 } 14464 14465 if (DEBUG_REMOVE) { 14466 if (applyUserRestrictions) { 14467 Slog.d(TAG, "Remembering install states:"); 14468 for (int userId : allUserHandles) { 14469 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 14470 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 14471 } 14472 } 14473 } 14474 14475 // Delete the updated package 14476 outInfo.isRemovedPackageSystemUpdate = true; 14477 if (outInfo.removedChildPackages != null) { 14478 final int childCount = (deletedPkg.childPackages != null) 14479 ? deletedPkg.childPackages.size() : 0; 14480 for (int i = 0; i < childCount; i++) { 14481 String childPackageName = deletedPkg.childPackages.get(i).packageName; 14482 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 14483 .contains(childPackageName)) { 14484 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 14485 childPackageName); 14486 if (childInfo != null) { 14487 childInfo.isRemovedPackageSystemUpdate = true; 14488 } 14489 } 14490 } 14491 } 14492 14493 if (disabledPs.versionCode < deletedPs.versionCode) { 14494 // Delete data for downgrades 14495 flags &= ~PackageManager.DELETE_KEEP_DATA; 14496 } else { 14497 // Preserve data by setting flag 14498 flags |= PackageManager.DELETE_KEEP_DATA; 14499 } 14500 14501 boolean ret = deleteInstalledPackageLI(deletedPkg, true, flags, allUserHandles, 14502 outInfo, writeSettings, disabledPs.pkg); 14503 if (!ret) { 14504 return false; 14505 } 14506 14507 // writer 14508 synchronized (mPackages) { 14509 // Reinstate the old system package 14510 enableSystemPackageLPw(disabledPs.pkg); 14511 // Remove any native libraries from the upgraded package. 14512 removeNativeBinariesLI(deletedPkg); 14513 } 14514 14515 // Install the system package 14516 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 14517 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 14518 if (locationIsPrivileged(disabledPs.codePath)) { 14519 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 14520 } 14521 14522 final PackageParser.Package newPkg; 14523 try { 14524 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 14525 } catch (PackageManagerException e) { 14526 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 14527 + e.getMessage()); 14528 return false; 14529 } 14530 14531 prepareAppDataAfterInstall(newPkg); 14532 14533 // writer 14534 synchronized (mPackages) { 14535 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 14536 14537 // Propagate the permissions state as we do not want to drop on the floor 14538 // runtime permissions. The update permissions method below will take 14539 // care of removing obsolete permissions and grant install permissions. 14540 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 14541 updatePermissionsLPw(newPkg.packageName, newPkg, 14542 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 14543 14544 if (applyUserRestrictions) { 14545 if (DEBUG_REMOVE) { 14546 Slog.d(TAG, "Propagating install state across reinstall"); 14547 } 14548 for (int userId : allUserHandles) { 14549 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 14550 if (DEBUG_REMOVE) { 14551 Slog.d(TAG, " user " + userId + " => " + installed); 14552 } 14553 ps.setInstalled(installed, userId); 14554 14555 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 14556 } 14557 // Regardless of writeSettings we need to ensure that this restriction 14558 // state propagation is persisted 14559 mSettings.writeAllUsersPackageRestrictionsLPr(); 14560 } 14561 // can downgrade to reader here 14562 if (writeSettings) { 14563 mSettings.writeLPr(); 14564 } 14565 } 14566 return true; 14567 } 14568 14569 private boolean deleteInstalledPackageLI(PackageParser.Package pkg, 14570 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 14571 PackageRemovedInfo outInfo, boolean writeSettings, 14572 PackageParser.Package replacingPackage) { 14573 PackageSetting ps = null; 14574 14575 synchronized (mPackages) { 14576 pkg = mPackages.get(pkg.packageName); 14577 if (pkg == null) { 14578 return false; 14579 } 14580 14581 ps = mSettings.mPackages.get(pkg.packageName); 14582 if (ps == null) { 14583 return false; 14584 } 14585 14586 if (outInfo != null) { 14587 outInfo.uid = ps.appId; 14588 } 14589 14590 if (outInfo != null && outInfo.removedChildPackages != null) { 14591 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14592 for (int i = 0; i < childCount; i++) { 14593 String childPackageName = ps.childPackageNames.get(i); 14594 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 14595 if (childPs == null) { 14596 return false; 14597 } 14598 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 14599 childPackageName); 14600 if (childInfo != null) { 14601 childInfo.uid = childPs.appId; 14602 } 14603 } 14604 } 14605 } 14606 14607 // Delete package data from internal structures and also remove data if flag is set 14608 removePackageDataLI(ps, allUserHandles, outInfo, flags, writeSettings); 14609 14610 // Delete the child packages data 14611 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14612 for (int i = 0; i < childCount; i++) { 14613 PackageSetting childPs; 14614 synchronized (mPackages) { 14615 childPs = mSettings.peekPackageLPr(pkg.childPackages.get(i).packageName); 14616 } 14617 if (childPs != null) { 14618 PackageRemovedInfo childOutInfo = (outInfo != null 14619 && outInfo.removedChildPackages != null) 14620 ? outInfo.removedChildPackages.get(childPs.name) : null; 14621 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 14622 && (replacingPackage != null 14623 && !replacingPackage.hasChildPackage(childPs.name)) 14624 ? flags & ~DELETE_KEEP_DATA : flags; 14625 removePackageDataLI(childPs, allUserHandles, childOutInfo, 14626 deleteFlags, writeSettings); 14627 } 14628 } 14629 14630 // Delete application code and resources only for parent packages 14631 if (ps.pkg.parentPackage == null) { 14632 if (deleteCodeAndResources && (outInfo != null)) { 14633 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 14634 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 14635 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 14636 } 14637 } 14638 14639 return true; 14640 } 14641 14642 @Override 14643 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 14644 int userId) { 14645 mContext.enforceCallingOrSelfPermission( 14646 android.Manifest.permission.DELETE_PACKAGES, null); 14647 synchronized (mPackages) { 14648 PackageSetting ps = mSettings.mPackages.get(packageName); 14649 if (ps == null) { 14650 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 14651 return false; 14652 } 14653 if (!ps.getInstalled(userId)) { 14654 // Can't block uninstall for an app that is not installed or enabled. 14655 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 14656 return false; 14657 } 14658 ps.setBlockUninstall(blockUninstall, userId); 14659 mSettings.writePackageRestrictionsLPr(userId); 14660 } 14661 return true; 14662 } 14663 14664 @Override 14665 public boolean getBlockUninstallForUser(String packageName, int userId) { 14666 synchronized (mPackages) { 14667 PackageSetting ps = mSettings.mPackages.get(packageName); 14668 if (ps == null) { 14669 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 14670 return false; 14671 } 14672 return ps.getBlockUninstall(userId); 14673 } 14674 } 14675 14676 @Override 14677 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 14678 int callingUid = Binder.getCallingUid(); 14679 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 14680 throw new SecurityException( 14681 "setRequiredForSystemUser can only be run by the system or root"); 14682 } 14683 synchronized (mPackages) { 14684 PackageSetting ps = mSettings.mPackages.get(packageName); 14685 if (ps == null) { 14686 Log.w(TAG, "Package doesn't exist: " + packageName); 14687 return false; 14688 } 14689 if (systemUserApp) { 14690 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14691 } else { 14692 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14693 } 14694 mSettings.writeLPr(); 14695 } 14696 return true; 14697 } 14698 14699 /* 14700 * This method handles package deletion in general 14701 */ 14702 private boolean deletePackageLI(String packageName, UserHandle user, 14703 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 14704 PackageRemovedInfo outInfo, boolean writeSettings, 14705 PackageParser.Package replacingPackage) { 14706 if (packageName == null) { 14707 Slog.w(TAG, "Attempt to delete null packageName."); 14708 return false; 14709 } 14710 14711 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 14712 14713 PackageSetting ps; 14714 14715 synchronized (mPackages) { 14716 ps = mSettings.mPackages.get(packageName); 14717 if (ps == null) { 14718 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14719 return false; 14720 } 14721 14722 if (ps.pkg.parentPackage != null && (!isSystemApp(ps) 14723 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 14724 if (DEBUG_REMOVE) { 14725 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 14726 + ((user == null) ? UserHandle.USER_ALL : user)); 14727 } 14728 final int removedUserId = (user != null) ? user.getIdentifier() 14729 : UserHandle.USER_ALL; 14730 if (!clearPackageStateForUser(ps, removedUserId, outInfo)) { 14731 return false; 14732 } 14733 markPackageUninstalledForUserLPw(ps, user); 14734 scheduleWritePackageRestrictionsLocked(user); 14735 return true; 14736 } 14737 } 14738 14739 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 14740 && user.getIdentifier() != UserHandle.USER_ALL)) { 14741 // The caller is asking that the package only be deleted for a single 14742 // user. To do this, we just mark its uninstalled state and delete 14743 // its data. If this is a system app, we only allow this to happen if 14744 // they have set the special DELETE_SYSTEM_APP which requests different 14745 // semantics than normal for uninstalling system apps. 14746 markPackageUninstalledForUserLPw(ps, user); 14747 14748 if (!isSystemApp(ps)) { 14749 // Do not uninstall the APK if an app should be cached 14750 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 14751 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 14752 // Other user still have this package installed, so all 14753 // we need to do is clear this user's data and save that 14754 // it is uninstalled. 14755 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 14756 if (!clearPackageStateForUser(ps, user.getIdentifier(), outInfo)) { 14757 return false; 14758 } 14759 scheduleWritePackageRestrictionsLocked(user); 14760 return true; 14761 } else { 14762 // We need to set it back to 'installed' so the uninstall 14763 // broadcasts will be sent correctly. 14764 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 14765 ps.setInstalled(true, user.getIdentifier()); 14766 } 14767 } else { 14768 // This is a system app, so we assume that the 14769 // other users still have this package installed, so all 14770 // we need to do is clear this user's data and save that 14771 // it is uninstalled. 14772 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 14773 if (!clearPackageStateForUser(ps, user.getIdentifier(), outInfo)) { 14774 return false; 14775 } 14776 scheduleWritePackageRestrictionsLocked(user); 14777 return true; 14778 } 14779 } 14780 14781 // If we are deleting a composite package for all users, keep track 14782 // of result for each child. 14783 if (ps.childPackageNames != null && outInfo != null) { 14784 synchronized (mPackages) { 14785 final int childCount = ps.childPackageNames.size(); 14786 outInfo.removedChildPackages = new ArrayMap<>(childCount); 14787 for (int i = 0; i < childCount; i++) { 14788 String childPackageName = ps.childPackageNames.get(i); 14789 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 14790 childInfo.removedPackage = childPackageName; 14791 outInfo.removedChildPackages.put(childPackageName, childInfo); 14792 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 14793 if (childPs != null) { 14794 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 14795 } 14796 } 14797 } 14798 } 14799 14800 boolean ret = false; 14801 if (isSystemApp(ps)) { 14802 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 14803 // When an updated system application is deleted we delete the existing resources 14804 // as well and fall back to existing code in system partition 14805 ret = deleteSystemPackageLI(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 14806 } else { 14807 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 14808 // Kill application pre-emptively especially for apps on sd. 14809 killApplication(packageName, ps.appId, "uninstall pkg"); 14810 ret = deleteInstalledPackageLI(ps.pkg, deleteCodeAndResources, flags, allUserHandles, 14811 outInfo, writeSettings, replacingPackage); 14812 } 14813 14814 // Take a note whether we deleted the package for all users 14815 if (outInfo != null) { 14816 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 14817 if (outInfo.removedChildPackages != null) { 14818 synchronized (mPackages) { 14819 final int childCount = outInfo.removedChildPackages.size(); 14820 for (int i = 0; i < childCount; i++) { 14821 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 14822 if (childInfo != null) { 14823 childInfo.removedForAllUsers = mPackages.get( 14824 childInfo.removedPackage) == null; 14825 } 14826 } 14827 } 14828 } 14829 // If we uninstalled an update to a system app there may be some 14830 // child packages that appeared as they are declared in the system 14831 // app but were not declared in the update. 14832 if (isSystemApp(ps)) { 14833 synchronized (mPackages) { 14834 PackageSetting updatedPs = mSettings.peekPackageLPr(ps.name); 14835 final int childCount = (updatedPs.childPackageNames != null) 14836 ? updatedPs.childPackageNames.size() : 0; 14837 for (int i = 0; i < childCount; i++) { 14838 String childPackageName = updatedPs.childPackageNames.get(i); 14839 if (outInfo.removedChildPackages == null 14840 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 14841 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 14842 if (childPs == null) { 14843 continue; 14844 } 14845 PackageInstalledInfo installRes = new PackageInstalledInfo(); 14846 installRes.name = childPackageName; 14847 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 14848 installRes.pkg = mPackages.get(childPackageName); 14849 installRes.uid = childPs.pkg.applicationInfo.uid; 14850 if (outInfo.appearedChildPackages == null) { 14851 outInfo.appearedChildPackages = new ArrayMap<>(); 14852 } 14853 outInfo.appearedChildPackages.put(childPackageName, installRes); 14854 } 14855 } 14856 } 14857 } 14858 } 14859 14860 return ret; 14861 } 14862 14863 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 14864 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 14865 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 14866 for (int nextUserId : userIds) { 14867 if (DEBUG_REMOVE) { 14868 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 14869 } 14870 ps.setUserState(nextUserId, COMPONENT_ENABLED_STATE_DEFAULT, 14871 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 14872 false /*hidden*/, false /*suspended*/, null, null, null, 14873 false /*blockUninstall*/, 14874 ps.readUserState(nextUserId).domainVerificationStatus, 0); 14875 } 14876 } 14877 14878 private boolean clearPackageStateForUser(PackageSetting ps, int userId, 14879 PackageRemovedInfo outInfo) { 14880 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 14881 : new int[] {userId}; 14882 for (int nextUserId : userIds) { 14883 if (DEBUG_REMOVE) { 14884 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 14885 + nextUserId); 14886 } 14887 final int flags = StorageManager.FLAG_STORAGE_CE| StorageManager.FLAG_STORAGE_DE; 14888 try { 14889 mInstaller.destroyAppData(ps.volumeUuid, ps.name, nextUserId, flags); 14890 } catch (InstallerException e) { 14891 Slog.w(TAG, "Couldn't remove cache files for package " + ps.name, e); 14892 return false; 14893 } 14894 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 14895 schedulePackageCleaning(ps.name, nextUserId, false); 14896 synchronized (mPackages) { 14897 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 14898 scheduleWritePackageRestrictionsLocked(nextUserId); 14899 } 14900 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 14901 } 14902 } 14903 14904 if (outInfo != null) { 14905 outInfo.removedPackage = ps.name; 14906 outInfo.removedAppId = ps.appId; 14907 outInfo.removedUsers = userIds; 14908 } 14909 14910 return true; 14911 } 14912 14913 private final class ClearStorageConnection implements ServiceConnection { 14914 IMediaContainerService mContainerService; 14915 14916 @Override 14917 public void onServiceConnected(ComponentName name, IBinder service) { 14918 synchronized (this) { 14919 mContainerService = IMediaContainerService.Stub.asInterface(service); 14920 notifyAll(); 14921 } 14922 } 14923 14924 @Override 14925 public void onServiceDisconnected(ComponentName name) { 14926 } 14927 } 14928 14929 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 14930 final boolean mounted; 14931 if (Environment.isExternalStorageEmulated()) { 14932 mounted = true; 14933 } else { 14934 final String status = Environment.getExternalStorageState(); 14935 14936 mounted = status.equals(Environment.MEDIA_MOUNTED) 14937 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 14938 } 14939 14940 if (!mounted) { 14941 return; 14942 } 14943 14944 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 14945 int[] users; 14946 if (userId == UserHandle.USER_ALL) { 14947 users = sUserManager.getUserIds(); 14948 } else { 14949 users = new int[] { userId }; 14950 } 14951 final ClearStorageConnection conn = new ClearStorageConnection(); 14952 if (mContext.bindServiceAsUser( 14953 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 14954 try { 14955 for (int curUser : users) { 14956 long timeout = SystemClock.uptimeMillis() + 5000; 14957 synchronized (conn) { 14958 long now = SystemClock.uptimeMillis(); 14959 while (conn.mContainerService == null && now < timeout) { 14960 try { 14961 conn.wait(timeout - now); 14962 } catch (InterruptedException e) { 14963 } 14964 } 14965 } 14966 if (conn.mContainerService == null) { 14967 return; 14968 } 14969 14970 final UserEnvironment userEnv = new UserEnvironment(curUser); 14971 clearDirectory(conn.mContainerService, 14972 userEnv.buildExternalStorageAppCacheDirs(packageName)); 14973 if (allData) { 14974 clearDirectory(conn.mContainerService, 14975 userEnv.buildExternalStorageAppDataDirs(packageName)); 14976 clearDirectory(conn.mContainerService, 14977 userEnv.buildExternalStorageAppMediaDirs(packageName)); 14978 } 14979 } 14980 } finally { 14981 mContext.unbindService(conn); 14982 } 14983 } 14984 } 14985 14986 @Override 14987 public void clearApplicationUserData(final String packageName, 14988 final IPackageDataObserver observer, final int userId) { 14989 mContext.enforceCallingOrSelfPermission( 14990 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 14991 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 14992 // Queue up an async operation since the package deletion may take a little while. 14993 mHandler.post(new Runnable() { 14994 public void run() { 14995 mHandler.removeCallbacks(this); 14996 final boolean succeeded; 14997 synchronized (mInstallLock) { 14998 succeeded = clearApplicationUserDataLI(packageName, userId); 14999 } 15000 clearExternalStorageDataSync(packageName, userId, true); 15001 if (succeeded) { 15002 // invoke DeviceStorageMonitor's update method to clear any notifications 15003 DeviceStorageMonitorInternal 15004 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15005 if (dsm != null) { 15006 dsm.checkMemory(); 15007 } 15008 } 15009 if(observer != null) { 15010 try { 15011 observer.onRemoveCompleted(packageName, succeeded); 15012 } catch (RemoteException e) { 15013 Log.i(TAG, "Observer no longer exists."); 15014 } 15015 } //end if observer 15016 } //end run 15017 }); 15018 } 15019 15020 private boolean clearApplicationUserDataLI(String packageName, int userId) { 15021 if (packageName == null) { 15022 Slog.w(TAG, "Attempt to delete null packageName."); 15023 return false; 15024 } 15025 15026 // Try finding details about the requested package 15027 PackageParser.Package pkg; 15028 synchronized (mPackages) { 15029 pkg = mPackages.get(packageName); 15030 if (pkg == null) { 15031 final PackageSetting ps = mSettings.mPackages.get(packageName); 15032 if (ps != null) { 15033 pkg = ps.pkg; 15034 } 15035 } 15036 15037 if (pkg == null) { 15038 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 15039 return false; 15040 } 15041 15042 PackageSetting ps = (PackageSetting) pkg.mExtras; 15043 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 15044 } 15045 15046 // Always delete data directories for package, even if we found no other 15047 // record of app. This helps users recover from UID mismatches without 15048 // resorting to a full data wipe. 15049 // TODO: triage flags as part of 26466827 15050 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15051 try { 15052 mInstaller.clearAppData(pkg.volumeUuid, packageName, userId, flags); 15053 } catch (InstallerException e) { 15054 Slog.w(TAG, "Couldn't remove cache files for package " + packageName, e); 15055 return false; 15056 } 15057 15058 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15059 removeKeystoreDataIfNeeded(userId, appId); 15060 15061 // Create a native library symlink only if we have native libraries 15062 // and if the native libraries are 32 bit libraries. We do not provide 15063 // this symlink for 64 bit libraries. 15064 if (pkg.applicationInfo.primaryCpuAbi != null && 15065 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 15066 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 15067 try { 15068 mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 15069 nativeLibPath, userId); 15070 } catch (InstallerException e) { 15071 Slog.w(TAG, "Failed linking native library dir", e); 15072 return false; 15073 } 15074 } 15075 15076 return true; 15077 } 15078 15079 /** 15080 * Reverts user permission state changes (permissions and flags) in 15081 * all packages for a given user. 15082 * 15083 * @param userId The device user for which to do a reset. 15084 */ 15085 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 15086 final int packageCount = mPackages.size(); 15087 for (int i = 0; i < packageCount; i++) { 15088 PackageParser.Package pkg = mPackages.valueAt(i); 15089 PackageSetting ps = (PackageSetting) pkg.mExtras; 15090 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 15091 } 15092 } 15093 15094 /** 15095 * Reverts user permission state changes (permissions and flags). 15096 * 15097 * @param ps The package for which to reset. 15098 * @param userId The device user for which to do a reset. 15099 */ 15100 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 15101 final PackageSetting ps, final int userId) { 15102 if (ps.pkg == null) { 15103 return; 15104 } 15105 15106 // These are flags that can change base on user actions. 15107 final int userSettableMask = FLAG_PERMISSION_USER_SET 15108 | FLAG_PERMISSION_USER_FIXED 15109 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 15110 | FLAG_PERMISSION_REVIEW_REQUIRED; 15111 15112 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 15113 | FLAG_PERMISSION_POLICY_FIXED; 15114 15115 boolean writeInstallPermissions = false; 15116 boolean writeRuntimePermissions = false; 15117 15118 final int permissionCount = ps.pkg.requestedPermissions.size(); 15119 for (int i = 0; i < permissionCount; i++) { 15120 String permission = ps.pkg.requestedPermissions.get(i); 15121 15122 BasePermission bp = mSettings.mPermissions.get(permission); 15123 if (bp == null) { 15124 continue; 15125 } 15126 15127 // If shared user we just reset the state to which only this app contributed. 15128 if (ps.sharedUser != null) { 15129 boolean used = false; 15130 final int packageCount = ps.sharedUser.packages.size(); 15131 for (int j = 0; j < packageCount; j++) { 15132 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 15133 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 15134 && pkg.pkg.requestedPermissions.contains(permission)) { 15135 used = true; 15136 break; 15137 } 15138 } 15139 if (used) { 15140 continue; 15141 } 15142 } 15143 15144 PermissionsState permissionsState = ps.getPermissionsState(); 15145 15146 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 15147 15148 // Always clear the user settable flags. 15149 final boolean hasInstallState = permissionsState.getInstallPermissionState( 15150 bp.name) != null; 15151 // If permission review is enabled and this is a legacy app, mark the 15152 // permission as requiring a review as this is the initial state. 15153 int flags = 0; 15154 if (Build.PERMISSIONS_REVIEW_REQUIRED 15155 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 15156 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 15157 } 15158 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 15159 if (hasInstallState) { 15160 writeInstallPermissions = true; 15161 } else { 15162 writeRuntimePermissions = true; 15163 } 15164 } 15165 15166 // Below is only runtime permission handling. 15167 if (!bp.isRuntime()) { 15168 continue; 15169 } 15170 15171 // Never clobber system or policy. 15172 if ((oldFlags & policyOrSystemFlags) != 0) { 15173 continue; 15174 } 15175 15176 // If this permission was granted by default, make sure it is. 15177 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 15178 if (permissionsState.grantRuntimePermission(bp, userId) 15179 != PERMISSION_OPERATION_FAILURE) { 15180 writeRuntimePermissions = true; 15181 } 15182 // If permission review is enabled the permissions for a legacy apps 15183 // are represented as constantly granted runtime ones, so don't revoke. 15184 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 15185 // Otherwise, reset the permission. 15186 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 15187 switch (revokeResult) { 15188 case PERMISSION_OPERATION_SUCCESS: { 15189 writeRuntimePermissions = true; 15190 } break; 15191 15192 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 15193 writeRuntimePermissions = true; 15194 final int appId = ps.appId; 15195 mHandler.post(new Runnable() { 15196 @Override 15197 public void run() { 15198 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 15199 } 15200 }); 15201 } break; 15202 } 15203 } 15204 } 15205 15206 // Synchronously write as we are taking permissions away. 15207 if (writeRuntimePermissions) { 15208 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 15209 } 15210 15211 // Synchronously write as we are taking permissions away. 15212 if (writeInstallPermissions) { 15213 mSettings.writeLPr(); 15214 } 15215 } 15216 15217 /** 15218 * Remove entries from the keystore daemon. Will only remove it if the 15219 * {@code appId} is valid. 15220 */ 15221 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 15222 if (appId < 0) { 15223 return; 15224 } 15225 15226 final KeyStore keyStore = KeyStore.getInstance(); 15227 if (keyStore != null) { 15228 if (userId == UserHandle.USER_ALL) { 15229 for (final int individual : sUserManager.getUserIds()) { 15230 keyStore.clearUid(UserHandle.getUid(individual, appId)); 15231 } 15232 } else { 15233 keyStore.clearUid(UserHandle.getUid(userId, appId)); 15234 } 15235 } else { 15236 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 15237 } 15238 } 15239 15240 @Override 15241 public void deleteApplicationCacheFiles(final String packageName, 15242 final IPackageDataObserver observer) { 15243 mContext.enforceCallingOrSelfPermission( 15244 android.Manifest.permission.DELETE_CACHE_FILES, null); 15245 // Queue up an async operation since the package deletion may take a little while. 15246 final int userId = UserHandle.getCallingUserId(); 15247 mHandler.post(new Runnable() { 15248 public void run() { 15249 mHandler.removeCallbacks(this); 15250 final boolean succeded; 15251 synchronized (mInstallLock) { 15252 succeded = deleteApplicationCacheFilesLI(packageName, userId); 15253 } 15254 clearExternalStorageDataSync(packageName, userId, false); 15255 if (observer != null) { 15256 try { 15257 observer.onRemoveCompleted(packageName, succeded); 15258 } catch (RemoteException e) { 15259 Log.i(TAG, "Observer no longer exists."); 15260 } 15261 } //end if observer 15262 } //end run 15263 }); 15264 } 15265 15266 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 15267 if (packageName == null) { 15268 Slog.w(TAG, "Attempt to delete null packageName."); 15269 return false; 15270 } 15271 PackageParser.Package p; 15272 synchronized (mPackages) { 15273 p = mPackages.get(packageName); 15274 } 15275 if (p == null) { 15276 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 15277 return false; 15278 } 15279 final ApplicationInfo applicationInfo = p.applicationInfo; 15280 if (applicationInfo == null) { 15281 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 15282 return false; 15283 } 15284 // TODO: triage flags as part of 26466827 15285 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15286 try { 15287 mInstaller.clearAppData(p.volumeUuid, packageName, userId, 15288 flags | Installer.FLAG_CLEAR_CACHE_ONLY); 15289 } catch (InstallerException e) { 15290 Slog.w(TAG, "Couldn't remove cache files for package " 15291 + packageName + " u" + userId, e); 15292 return false; 15293 } 15294 return true; 15295 } 15296 15297 @Override 15298 public void getPackageSizeInfo(final String packageName, int userHandle, 15299 final IPackageStatsObserver observer) { 15300 mContext.enforceCallingOrSelfPermission( 15301 android.Manifest.permission.GET_PACKAGE_SIZE, null); 15302 if (packageName == null) { 15303 throw new IllegalArgumentException("Attempt to get size of null packageName"); 15304 } 15305 15306 PackageStats stats = new PackageStats(packageName, userHandle); 15307 15308 /* 15309 * Queue up an async operation since the package measurement may take a 15310 * little while. 15311 */ 15312 Message msg = mHandler.obtainMessage(INIT_COPY); 15313 msg.obj = new MeasureParams(stats, observer); 15314 mHandler.sendMessage(msg); 15315 } 15316 15317 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 15318 PackageStats pStats) { 15319 if (packageName == null) { 15320 Slog.w(TAG, "Attempt to get size of null packageName."); 15321 return false; 15322 } 15323 PackageParser.Package p; 15324 boolean dataOnly = false; 15325 String libDirRoot = null; 15326 String asecPath = null; 15327 PackageSetting ps = null; 15328 synchronized (mPackages) { 15329 p = mPackages.get(packageName); 15330 ps = mSettings.mPackages.get(packageName); 15331 if(p == null) { 15332 dataOnly = true; 15333 if((ps == null) || (ps.pkg == null)) { 15334 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 15335 return false; 15336 } 15337 p = ps.pkg; 15338 } 15339 if (ps != null) { 15340 libDirRoot = ps.legacyNativeLibraryPathString; 15341 } 15342 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 15343 final long token = Binder.clearCallingIdentity(); 15344 try { 15345 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 15346 if (secureContainerId != null) { 15347 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 15348 } 15349 } finally { 15350 Binder.restoreCallingIdentity(token); 15351 } 15352 } 15353 } 15354 String publicSrcDir = null; 15355 if(!dataOnly) { 15356 final ApplicationInfo applicationInfo = p.applicationInfo; 15357 if (applicationInfo == null) { 15358 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 15359 return false; 15360 } 15361 if (p.isForwardLocked()) { 15362 publicSrcDir = applicationInfo.getBaseResourcePath(); 15363 } 15364 } 15365 // TODO: extend to measure size of split APKs 15366 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 15367 // not just the first level. 15368 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 15369 // just the primary. 15370 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 15371 15372 String apkPath; 15373 File packageDir = new File(p.codePath); 15374 15375 if (packageDir.isDirectory() && p.canHaveOatDir()) { 15376 apkPath = packageDir.getAbsolutePath(); 15377 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 15378 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 15379 libDirRoot = null; 15380 } 15381 } else { 15382 apkPath = p.baseCodePath; 15383 } 15384 15385 // TODO: triage flags as part of 26466827 15386 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15387 try { 15388 mInstaller.getAppSize(p.volumeUuid, packageName, userHandle, flags, apkPath, 15389 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 15390 } catch (InstallerException e) { 15391 return false; 15392 } 15393 15394 // Fix-up for forward-locked applications in ASEC containers. 15395 if (!isExternal(p)) { 15396 pStats.codeSize += pStats.externalCodeSize; 15397 pStats.externalCodeSize = 0L; 15398 } 15399 15400 return true; 15401 } 15402 15403 15404 @Override 15405 public void addPackageToPreferred(String packageName) { 15406 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 15407 } 15408 15409 @Override 15410 public void removePackageFromPreferred(String packageName) { 15411 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 15412 } 15413 15414 @Override 15415 public List<PackageInfo> getPreferredPackages(int flags) { 15416 return new ArrayList<PackageInfo>(); 15417 } 15418 15419 private int getUidTargetSdkVersionLockedLPr(int uid) { 15420 Object obj = mSettings.getUserIdLPr(uid); 15421 if (obj instanceof SharedUserSetting) { 15422 final SharedUserSetting sus = (SharedUserSetting) obj; 15423 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 15424 final Iterator<PackageSetting> it = sus.packages.iterator(); 15425 while (it.hasNext()) { 15426 final PackageSetting ps = it.next(); 15427 if (ps.pkg != null) { 15428 int v = ps.pkg.applicationInfo.targetSdkVersion; 15429 if (v < vers) vers = v; 15430 } 15431 } 15432 return vers; 15433 } else if (obj instanceof PackageSetting) { 15434 final PackageSetting ps = (PackageSetting) obj; 15435 if (ps.pkg != null) { 15436 return ps.pkg.applicationInfo.targetSdkVersion; 15437 } 15438 } 15439 return Build.VERSION_CODES.CUR_DEVELOPMENT; 15440 } 15441 15442 @Override 15443 public void addPreferredActivity(IntentFilter filter, int match, 15444 ComponentName[] set, ComponentName activity, int userId) { 15445 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15446 "Adding preferred"); 15447 } 15448 15449 private void addPreferredActivityInternal(IntentFilter filter, int match, 15450 ComponentName[] set, ComponentName activity, boolean always, int userId, 15451 String opname) { 15452 // writer 15453 int callingUid = Binder.getCallingUid(); 15454 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 15455 if (filter.countActions() == 0) { 15456 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15457 return; 15458 } 15459 synchronized (mPackages) { 15460 if (mContext.checkCallingOrSelfPermission( 15461 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15462 != PackageManager.PERMISSION_GRANTED) { 15463 if (getUidTargetSdkVersionLockedLPr(callingUid) 15464 < Build.VERSION_CODES.FROYO) { 15465 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 15466 + callingUid); 15467 return; 15468 } 15469 mContext.enforceCallingOrSelfPermission( 15470 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15471 } 15472 15473 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 15474 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 15475 + userId + ":"); 15476 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15477 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 15478 scheduleWritePackageRestrictionsLocked(userId); 15479 } 15480 } 15481 15482 @Override 15483 public void replacePreferredActivity(IntentFilter filter, int match, 15484 ComponentName[] set, ComponentName activity, int userId) { 15485 if (filter.countActions() != 1) { 15486 throw new IllegalArgumentException( 15487 "replacePreferredActivity expects filter to have only 1 action."); 15488 } 15489 if (filter.countDataAuthorities() != 0 15490 || filter.countDataPaths() != 0 15491 || filter.countDataSchemes() > 1 15492 || filter.countDataTypes() != 0) { 15493 throw new IllegalArgumentException( 15494 "replacePreferredActivity expects filter to have no data authorities, " + 15495 "paths, or types; and at most one scheme."); 15496 } 15497 15498 final int callingUid = Binder.getCallingUid(); 15499 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 15500 synchronized (mPackages) { 15501 if (mContext.checkCallingOrSelfPermission( 15502 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15503 != PackageManager.PERMISSION_GRANTED) { 15504 if (getUidTargetSdkVersionLockedLPr(callingUid) 15505 < Build.VERSION_CODES.FROYO) { 15506 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 15507 + Binder.getCallingUid()); 15508 return; 15509 } 15510 mContext.enforceCallingOrSelfPermission( 15511 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15512 } 15513 15514 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15515 if (pir != null) { 15516 // Get all of the existing entries that exactly match this filter. 15517 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 15518 if (existing != null && existing.size() == 1) { 15519 PreferredActivity cur = existing.get(0); 15520 if (DEBUG_PREFERRED) { 15521 Slog.i(TAG, "Checking replace of preferred:"); 15522 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15523 if (!cur.mPref.mAlways) { 15524 Slog.i(TAG, " -- CUR; not mAlways!"); 15525 } else { 15526 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 15527 Slog.i(TAG, " -- CUR: mSet=" 15528 + Arrays.toString(cur.mPref.mSetComponents)); 15529 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 15530 Slog.i(TAG, " -- NEW: mMatch=" 15531 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 15532 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 15533 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 15534 } 15535 } 15536 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 15537 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 15538 && cur.mPref.sameSet(set)) { 15539 // Setting the preferred activity to what it happens to be already 15540 if (DEBUG_PREFERRED) { 15541 Slog.i(TAG, "Replacing with same preferred activity " 15542 + cur.mPref.mShortComponent + " for user " 15543 + userId + ":"); 15544 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15545 } 15546 return; 15547 } 15548 } 15549 15550 if (existing != null) { 15551 if (DEBUG_PREFERRED) { 15552 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 15553 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15554 } 15555 for (int i = 0; i < existing.size(); i++) { 15556 PreferredActivity pa = existing.get(i); 15557 if (DEBUG_PREFERRED) { 15558 Slog.i(TAG, "Removing existing preferred activity " 15559 + pa.mPref.mComponent + ":"); 15560 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 15561 } 15562 pir.removeFilter(pa); 15563 } 15564 } 15565 } 15566 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15567 "Replacing preferred"); 15568 } 15569 } 15570 15571 @Override 15572 public void clearPackagePreferredActivities(String packageName) { 15573 final int uid = Binder.getCallingUid(); 15574 // writer 15575 synchronized (mPackages) { 15576 PackageParser.Package pkg = mPackages.get(packageName); 15577 if (pkg == null || pkg.applicationInfo.uid != uid) { 15578 if (mContext.checkCallingOrSelfPermission( 15579 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15580 != PackageManager.PERMISSION_GRANTED) { 15581 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 15582 < Build.VERSION_CODES.FROYO) { 15583 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 15584 + Binder.getCallingUid()); 15585 return; 15586 } 15587 mContext.enforceCallingOrSelfPermission( 15588 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15589 } 15590 } 15591 15592 int user = UserHandle.getCallingUserId(); 15593 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 15594 scheduleWritePackageRestrictionsLocked(user); 15595 } 15596 } 15597 } 15598 15599 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15600 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 15601 ArrayList<PreferredActivity> removed = null; 15602 boolean changed = false; 15603 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15604 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 15605 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15606 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 15607 continue; 15608 } 15609 Iterator<PreferredActivity> it = pir.filterIterator(); 15610 while (it.hasNext()) { 15611 PreferredActivity pa = it.next(); 15612 // Mark entry for removal only if it matches the package name 15613 // and the entry is of type "always". 15614 if (packageName == null || 15615 (pa.mPref.mComponent.getPackageName().equals(packageName) 15616 && pa.mPref.mAlways)) { 15617 if (removed == null) { 15618 removed = new ArrayList<PreferredActivity>(); 15619 } 15620 removed.add(pa); 15621 } 15622 } 15623 if (removed != null) { 15624 for (int j=0; j<removed.size(); j++) { 15625 PreferredActivity pa = removed.get(j); 15626 pir.removeFilter(pa); 15627 } 15628 changed = true; 15629 } 15630 } 15631 return changed; 15632 } 15633 15634 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15635 private void clearIntentFilterVerificationsLPw(int userId) { 15636 final int packageCount = mPackages.size(); 15637 for (int i = 0; i < packageCount; i++) { 15638 PackageParser.Package pkg = mPackages.valueAt(i); 15639 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 15640 } 15641 } 15642 15643 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15644 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 15645 if (userId == UserHandle.USER_ALL) { 15646 if (mSettings.removeIntentFilterVerificationLPw(packageName, 15647 sUserManager.getUserIds())) { 15648 for (int oneUserId : sUserManager.getUserIds()) { 15649 scheduleWritePackageRestrictionsLocked(oneUserId); 15650 } 15651 } 15652 } else { 15653 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 15654 scheduleWritePackageRestrictionsLocked(userId); 15655 } 15656 } 15657 } 15658 15659 void clearDefaultBrowserIfNeeded(String packageName) { 15660 for (int oneUserId : sUserManager.getUserIds()) { 15661 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 15662 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 15663 if (packageName.equals(defaultBrowserPackageName)) { 15664 setDefaultBrowserPackageName(null, oneUserId); 15665 } 15666 } 15667 } 15668 15669 @Override 15670 public void resetApplicationPreferences(int userId) { 15671 mContext.enforceCallingOrSelfPermission( 15672 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15673 // writer 15674 synchronized (mPackages) { 15675 final long identity = Binder.clearCallingIdentity(); 15676 try { 15677 clearPackagePreferredActivitiesLPw(null, userId); 15678 mSettings.applyDefaultPreferredAppsLPw(this, userId); 15679 // TODO: We have to reset the default SMS and Phone. This requires 15680 // significant refactoring to keep all default apps in the package 15681 // manager (cleaner but more work) or have the services provide 15682 // callbacks to the package manager to request a default app reset. 15683 applyFactoryDefaultBrowserLPw(userId); 15684 clearIntentFilterVerificationsLPw(userId); 15685 primeDomainVerificationsLPw(userId); 15686 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 15687 scheduleWritePackageRestrictionsLocked(userId); 15688 } finally { 15689 Binder.restoreCallingIdentity(identity); 15690 } 15691 } 15692 } 15693 15694 @Override 15695 public int getPreferredActivities(List<IntentFilter> outFilters, 15696 List<ComponentName> outActivities, String packageName) { 15697 15698 int num = 0; 15699 final int userId = UserHandle.getCallingUserId(); 15700 // reader 15701 synchronized (mPackages) { 15702 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15703 if (pir != null) { 15704 final Iterator<PreferredActivity> it = pir.filterIterator(); 15705 while (it.hasNext()) { 15706 final PreferredActivity pa = it.next(); 15707 if (packageName == null 15708 || (pa.mPref.mComponent.getPackageName().equals(packageName) 15709 && pa.mPref.mAlways)) { 15710 if (outFilters != null) { 15711 outFilters.add(new IntentFilter(pa)); 15712 } 15713 if (outActivities != null) { 15714 outActivities.add(pa.mPref.mComponent); 15715 } 15716 } 15717 } 15718 } 15719 } 15720 15721 return num; 15722 } 15723 15724 @Override 15725 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 15726 int userId) { 15727 int callingUid = Binder.getCallingUid(); 15728 if (callingUid != Process.SYSTEM_UID) { 15729 throw new SecurityException( 15730 "addPersistentPreferredActivity can only be run by the system"); 15731 } 15732 if (filter.countActions() == 0) { 15733 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15734 return; 15735 } 15736 synchronized (mPackages) { 15737 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 15738 ":"); 15739 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15740 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 15741 new PersistentPreferredActivity(filter, activity)); 15742 scheduleWritePackageRestrictionsLocked(userId); 15743 } 15744 } 15745 15746 @Override 15747 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 15748 int callingUid = Binder.getCallingUid(); 15749 if (callingUid != Process.SYSTEM_UID) { 15750 throw new SecurityException( 15751 "clearPackagePersistentPreferredActivities can only be run by the system"); 15752 } 15753 ArrayList<PersistentPreferredActivity> removed = null; 15754 boolean changed = false; 15755 synchronized (mPackages) { 15756 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 15757 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 15758 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 15759 .valueAt(i); 15760 if (userId != thisUserId) { 15761 continue; 15762 } 15763 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 15764 while (it.hasNext()) { 15765 PersistentPreferredActivity ppa = it.next(); 15766 // Mark entry for removal only if it matches the package name. 15767 if (ppa.mComponent.getPackageName().equals(packageName)) { 15768 if (removed == null) { 15769 removed = new ArrayList<PersistentPreferredActivity>(); 15770 } 15771 removed.add(ppa); 15772 } 15773 } 15774 if (removed != null) { 15775 for (int j=0; j<removed.size(); j++) { 15776 PersistentPreferredActivity ppa = removed.get(j); 15777 ppir.removeFilter(ppa); 15778 } 15779 changed = true; 15780 } 15781 } 15782 15783 if (changed) { 15784 scheduleWritePackageRestrictionsLocked(userId); 15785 } 15786 } 15787 } 15788 15789 /** 15790 * Common machinery for picking apart a restored XML blob and passing 15791 * it to a caller-supplied functor to be applied to the running system. 15792 */ 15793 private void restoreFromXml(XmlPullParser parser, int userId, 15794 String expectedStartTag, BlobXmlRestorer functor) 15795 throws IOException, XmlPullParserException { 15796 int type; 15797 while ((type = parser.next()) != XmlPullParser.START_TAG 15798 && type != XmlPullParser.END_DOCUMENT) { 15799 } 15800 if (type != XmlPullParser.START_TAG) { 15801 // oops didn't find a start tag?! 15802 if (DEBUG_BACKUP) { 15803 Slog.e(TAG, "Didn't find start tag during restore"); 15804 } 15805 return; 15806 } 15807Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 15808 // this is supposed to be TAG_PREFERRED_BACKUP 15809 if (!expectedStartTag.equals(parser.getName())) { 15810 if (DEBUG_BACKUP) { 15811 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 15812 } 15813 return; 15814 } 15815 15816 // skip interfering stuff, then we're aligned with the backing implementation 15817 while ((type = parser.next()) == XmlPullParser.TEXT) { } 15818Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 15819 functor.apply(parser, userId); 15820 } 15821 15822 private interface BlobXmlRestorer { 15823 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 15824 } 15825 15826 /** 15827 * Non-Binder method, support for the backup/restore mechanism: write the 15828 * full set of preferred activities in its canonical XML format. Returns the 15829 * XML output as a byte array, or null if there is none. 15830 */ 15831 @Override 15832 public byte[] getPreferredActivityBackup(int userId) { 15833 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15834 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 15835 } 15836 15837 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15838 try { 15839 final XmlSerializer serializer = new FastXmlSerializer(); 15840 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15841 serializer.startDocument(null, true); 15842 serializer.startTag(null, TAG_PREFERRED_BACKUP); 15843 15844 synchronized (mPackages) { 15845 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 15846 } 15847 15848 serializer.endTag(null, TAG_PREFERRED_BACKUP); 15849 serializer.endDocument(); 15850 serializer.flush(); 15851 } catch (Exception e) { 15852 if (DEBUG_BACKUP) { 15853 Slog.e(TAG, "Unable to write preferred activities for backup", e); 15854 } 15855 return null; 15856 } 15857 15858 return dataStream.toByteArray(); 15859 } 15860 15861 @Override 15862 public void restorePreferredActivities(byte[] backup, int userId) { 15863 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15864 throw new SecurityException("Only the system may call restorePreferredActivities()"); 15865 } 15866 15867 try { 15868 final XmlPullParser parser = Xml.newPullParser(); 15869 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15870 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 15871 new BlobXmlRestorer() { 15872 @Override 15873 public void apply(XmlPullParser parser, int userId) 15874 throws XmlPullParserException, IOException { 15875 synchronized (mPackages) { 15876 mSettings.readPreferredActivitiesLPw(parser, userId); 15877 } 15878 } 15879 } ); 15880 } catch (Exception e) { 15881 if (DEBUG_BACKUP) { 15882 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15883 } 15884 } 15885 } 15886 15887 /** 15888 * Non-Binder method, support for the backup/restore mechanism: write the 15889 * default browser (etc) settings in its canonical XML format. Returns the default 15890 * browser XML representation as a byte array, or null if there is none. 15891 */ 15892 @Override 15893 public byte[] getDefaultAppsBackup(int userId) { 15894 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15895 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 15896 } 15897 15898 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15899 try { 15900 final XmlSerializer serializer = new FastXmlSerializer(); 15901 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15902 serializer.startDocument(null, true); 15903 serializer.startTag(null, TAG_DEFAULT_APPS); 15904 15905 synchronized (mPackages) { 15906 mSettings.writeDefaultAppsLPr(serializer, userId); 15907 } 15908 15909 serializer.endTag(null, TAG_DEFAULT_APPS); 15910 serializer.endDocument(); 15911 serializer.flush(); 15912 } catch (Exception e) { 15913 if (DEBUG_BACKUP) { 15914 Slog.e(TAG, "Unable to write default apps for backup", e); 15915 } 15916 return null; 15917 } 15918 15919 return dataStream.toByteArray(); 15920 } 15921 15922 @Override 15923 public void restoreDefaultApps(byte[] backup, int userId) { 15924 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15925 throw new SecurityException("Only the system may call restoreDefaultApps()"); 15926 } 15927 15928 try { 15929 final XmlPullParser parser = Xml.newPullParser(); 15930 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15931 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 15932 new BlobXmlRestorer() { 15933 @Override 15934 public void apply(XmlPullParser parser, int userId) 15935 throws XmlPullParserException, IOException { 15936 synchronized (mPackages) { 15937 mSettings.readDefaultAppsLPw(parser, userId); 15938 } 15939 } 15940 } ); 15941 } catch (Exception e) { 15942 if (DEBUG_BACKUP) { 15943 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 15944 } 15945 } 15946 } 15947 15948 @Override 15949 public byte[] getIntentFilterVerificationBackup(int userId) { 15950 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15951 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 15952 } 15953 15954 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15955 try { 15956 final XmlSerializer serializer = new FastXmlSerializer(); 15957 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15958 serializer.startDocument(null, true); 15959 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 15960 15961 synchronized (mPackages) { 15962 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 15963 } 15964 15965 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 15966 serializer.endDocument(); 15967 serializer.flush(); 15968 } catch (Exception e) { 15969 if (DEBUG_BACKUP) { 15970 Slog.e(TAG, "Unable to write default apps for backup", e); 15971 } 15972 return null; 15973 } 15974 15975 return dataStream.toByteArray(); 15976 } 15977 15978 @Override 15979 public void restoreIntentFilterVerification(byte[] backup, int userId) { 15980 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15981 throw new SecurityException("Only the system may call restorePreferredActivities()"); 15982 } 15983 15984 try { 15985 final XmlPullParser parser = Xml.newPullParser(); 15986 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15987 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 15988 new BlobXmlRestorer() { 15989 @Override 15990 public void apply(XmlPullParser parser, int userId) 15991 throws XmlPullParserException, IOException { 15992 synchronized (mPackages) { 15993 mSettings.readAllDomainVerificationsLPr(parser, userId); 15994 mSettings.writeLPr(); 15995 } 15996 } 15997 } ); 15998 } catch (Exception e) { 15999 if (DEBUG_BACKUP) { 16000 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 16001 } 16002 } 16003 } 16004 16005 @Override 16006 public byte[] getPermissionGrantBackup(int userId) { 16007 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 16008 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 16009 } 16010 16011 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 16012 try { 16013 final XmlSerializer serializer = new FastXmlSerializer(); 16014 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 16015 serializer.startDocument(null, true); 16016 serializer.startTag(null, TAG_PERMISSION_BACKUP); 16017 16018 synchronized (mPackages) { 16019 serializeRuntimePermissionGrantsLPr(serializer, userId); 16020 } 16021 16022 serializer.endTag(null, TAG_PERMISSION_BACKUP); 16023 serializer.endDocument(); 16024 serializer.flush(); 16025 } catch (Exception e) { 16026 if (DEBUG_BACKUP) { 16027 Slog.e(TAG, "Unable to write default apps for backup", e); 16028 } 16029 return null; 16030 } 16031 16032 return dataStream.toByteArray(); 16033 } 16034 16035 @Override 16036 public void restorePermissionGrants(byte[] backup, int userId) { 16037 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 16038 throw new SecurityException("Only the system may call restorePermissionGrants()"); 16039 } 16040 16041 try { 16042 final XmlPullParser parser = Xml.newPullParser(); 16043 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 16044 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 16045 new BlobXmlRestorer() { 16046 @Override 16047 public void apply(XmlPullParser parser, int userId) 16048 throws XmlPullParserException, IOException { 16049 synchronized (mPackages) { 16050 processRestoredPermissionGrantsLPr(parser, userId); 16051 } 16052 } 16053 } ); 16054 } catch (Exception e) { 16055 if (DEBUG_BACKUP) { 16056 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 16057 } 16058 } 16059 } 16060 16061 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 16062 throws IOException { 16063 serializer.startTag(null, TAG_ALL_GRANTS); 16064 16065 final int N = mSettings.mPackages.size(); 16066 for (int i = 0; i < N; i++) { 16067 final PackageSetting ps = mSettings.mPackages.valueAt(i); 16068 boolean pkgGrantsKnown = false; 16069 16070 PermissionsState packagePerms = ps.getPermissionsState(); 16071 16072 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 16073 final int grantFlags = state.getFlags(); 16074 // only look at grants that are not system/policy fixed 16075 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 16076 final boolean isGranted = state.isGranted(); 16077 // And only back up the user-twiddled state bits 16078 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 16079 final String packageName = mSettings.mPackages.keyAt(i); 16080 if (!pkgGrantsKnown) { 16081 serializer.startTag(null, TAG_GRANT); 16082 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 16083 pkgGrantsKnown = true; 16084 } 16085 16086 final boolean userSet = 16087 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 16088 final boolean userFixed = 16089 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 16090 final boolean revoke = 16091 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 16092 16093 serializer.startTag(null, TAG_PERMISSION); 16094 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 16095 if (isGranted) { 16096 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 16097 } 16098 if (userSet) { 16099 serializer.attribute(null, ATTR_USER_SET, "true"); 16100 } 16101 if (userFixed) { 16102 serializer.attribute(null, ATTR_USER_FIXED, "true"); 16103 } 16104 if (revoke) { 16105 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 16106 } 16107 serializer.endTag(null, TAG_PERMISSION); 16108 } 16109 } 16110 } 16111 16112 if (pkgGrantsKnown) { 16113 serializer.endTag(null, TAG_GRANT); 16114 } 16115 } 16116 16117 serializer.endTag(null, TAG_ALL_GRANTS); 16118 } 16119 16120 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 16121 throws XmlPullParserException, IOException { 16122 String pkgName = null; 16123 int outerDepth = parser.getDepth(); 16124 int type; 16125 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 16126 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 16127 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 16128 continue; 16129 } 16130 16131 final String tagName = parser.getName(); 16132 if (tagName.equals(TAG_GRANT)) { 16133 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 16134 if (DEBUG_BACKUP) { 16135 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 16136 } 16137 } else if (tagName.equals(TAG_PERMISSION)) { 16138 16139 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 16140 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 16141 16142 int newFlagSet = 0; 16143 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 16144 newFlagSet |= FLAG_PERMISSION_USER_SET; 16145 } 16146 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 16147 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 16148 } 16149 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 16150 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 16151 } 16152 if (DEBUG_BACKUP) { 16153 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 16154 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 16155 } 16156 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16157 if (ps != null) { 16158 // Already installed so we apply the grant immediately 16159 if (DEBUG_BACKUP) { 16160 Slog.v(TAG, " + already installed; applying"); 16161 } 16162 PermissionsState perms = ps.getPermissionsState(); 16163 BasePermission bp = mSettings.mPermissions.get(permName); 16164 if (bp != null) { 16165 if (isGranted) { 16166 perms.grantRuntimePermission(bp, userId); 16167 } 16168 if (newFlagSet != 0) { 16169 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 16170 } 16171 } 16172 } else { 16173 // Need to wait for post-restore install to apply the grant 16174 if (DEBUG_BACKUP) { 16175 Slog.v(TAG, " - not yet installed; saving for later"); 16176 } 16177 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 16178 isGranted, newFlagSet, userId); 16179 } 16180 } else { 16181 PackageManagerService.reportSettingsProblem(Log.WARN, 16182 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 16183 XmlUtils.skipCurrentTag(parser); 16184 } 16185 } 16186 16187 scheduleWriteSettingsLocked(); 16188 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 16189 } 16190 16191 @Override 16192 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 16193 int sourceUserId, int targetUserId, int flags) { 16194 mContext.enforceCallingOrSelfPermission( 16195 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 16196 int callingUid = Binder.getCallingUid(); 16197 enforceOwnerRights(ownerPackage, callingUid); 16198 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 16199 if (intentFilter.countActions() == 0) { 16200 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 16201 return; 16202 } 16203 synchronized (mPackages) { 16204 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 16205 ownerPackage, targetUserId, flags); 16206 CrossProfileIntentResolver resolver = 16207 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 16208 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 16209 // We have all those whose filter is equal. Now checking if the rest is equal as well. 16210 if (existing != null) { 16211 int size = existing.size(); 16212 for (int i = 0; i < size; i++) { 16213 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 16214 return; 16215 } 16216 } 16217 } 16218 resolver.addFilter(newFilter); 16219 scheduleWritePackageRestrictionsLocked(sourceUserId); 16220 } 16221 } 16222 16223 @Override 16224 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 16225 mContext.enforceCallingOrSelfPermission( 16226 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 16227 int callingUid = Binder.getCallingUid(); 16228 enforceOwnerRights(ownerPackage, callingUid); 16229 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 16230 synchronized (mPackages) { 16231 CrossProfileIntentResolver resolver = 16232 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 16233 ArraySet<CrossProfileIntentFilter> set = 16234 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 16235 for (CrossProfileIntentFilter filter : set) { 16236 if (filter.getOwnerPackage().equals(ownerPackage)) { 16237 resolver.removeFilter(filter); 16238 } 16239 } 16240 scheduleWritePackageRestrictionsLocked(sourceUserId); 16241 } 16242 } 16243 16244 // Enforcing that callingUid is owning pkg on userId 16245 private void enforceOwnerRights(String pkg, int callingUid) { 16246 // The system owns everything. 16247 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 16248 return; 16249 } 16250 int callingUserId = UserHandle.getUserId(callingUid); 16251 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 16252 if (pi == null) { 16253 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 16254 + callingUserId); 16255 } 16256 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 16257 throw new SecurityException("Calling uid " + callingUid 16258 + " does not own package " + pkg); 16259 } 16260 } 16261 16262 @Override 16263 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 16264 Intent intent = new Intent(Intent.ACTION_MAIN); 16265 intent.addCategory(Intent.CATEGORY_HOME); 16266 16267 final int callingUserId = UserHandle.getCallingUserId(); 16268 List<ResolveInfo> list = queryIntentActivities(intent, null, 16269 PackageManager.GET_META_DATA, callingUserId); 16270 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 16271 true, false, false, callingUserId); 16272 16273 allHomeCandidates.clear(); 16274 if (list != null) { 16275 for (ResolveInfo ri : list) { 16276 allHomeCandidates.add(ri); 16277 } 16278 } 16279 return (preferred == null || preferred.activityInfo == null) 16280 ? null 16281 : new ComponentName(preferred.activityInfo.packageName, 16282 preferred.activityInfo.name); 16283 } 16284 16285 @Override 16286 public void setApplicationEnabledSetting(String appPackageName, 16287 int newState, int flags, int userId, String callingPackage) { 16288 if (!sUserManager.exists(userId)) return; 16289 if (callingPackage == null) { 16290 callingPackage = Integer.toString(Binder.getCallingUid()); 16291 } 16292 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 16293 } 16294 16295 @Override 16296 public void setComponentEnabledSetting(ComponentName componentName, 16297 int newState, int flags, int userId) { 16298 if (!sUserManager.exists(userId)) return; 16299 setEnabledSetting(componentName.getPackageName(), 16300 componentName.getClassName(), newState, flags, userId, null); 16301 } 16302 16303 private void setEnabledSetting(final String packageName, String className, int newState, 16304 final int flags, int userId, String callingPackage) { 16305 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 16306 || newState == COMPONENT_ENABLED_STATE_ENABLED 16307 || newState == COMPONENT_ENABLED_STATE_DISABLED 16308 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 16309 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 16310 throw new IllegalArgumentException("Invalid new component state: " 16311 + newState); 16312 } 16313 PackageSetting pkgSetting; 16314 final int uid = Binder.getCallingUid(); 16315 final int permission = mContext.checkCallingOrSelfPermission( 16316 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 16317 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 16318 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 16319 boolean sendNow = false; 16320 boolean isApp = (className == null); 16321 String componentName = isApp ? packageName : className; 16322 int packageUid = -1; 16323 ArrayList<String> components; 16324 16325 // writer 16326 synchronized (mPackages) { 16327 pkgSetting = mSettings.mPackages.get(packageName); 16328 if (pkgSetting == null) { 16329 if (className == null) { 16330 throw new IllegalArgumentException("Unknown package: " + packageName); 16331 } 16332 throw new IllegalArgumentException( 16333 "Unknown component: " + packageName + "/" + className); 16334 } 16335 // Allow root and verify that userId is not being specified by a different user 16336 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 16337 throw new SecurityException( 16338 "Permission Denial: attempt to change component state from pid=" 16339 + Binder.getCallingPid() 16340 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 16341 } 16342 if (className == null) { 16343 // We're dealing with an application/package level state change 16344 if (pkgSetting.getEnabled(userId) == newState) { 16345 // Nothing to do 16346 return; 16347 } 16348 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 16349 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 16350 // Don't care about who enables an app. 16351 callingPackage = null; 16352 } 16353 pkgSetting.setEnabled(newState, userId, callingPackage); 16354 // pkgSetting.pkg.mSetEnabled = newState; 16355 } else { 16356 // We're dealing with a component level state change 16357 // First, verify that this is a valid class name. 16358 PackageParser.Package pkg = pkgSetting.pkg; 16359 if (pkg == null || !pkg.hasComponentClassName(className)) { 16360 if (pkg != null && 16361 pkg.applicationInfo.targetSdkVersion >= 16362 Build.VERSION_CODES.JELLY_BEAN) { 16363 throw new IllegalArgumentException("Component class " + className 16364 + " does not exist in " + packageName); 16365 } else { 16366 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 16367 + className + " does not exist in " + packageName); 16368 } 16369 } 16370 switch (newState) { 16371 case COMPONENT_ENABLED_STATE_ENABLED: 16372 if (!pkgSetting.enableComponentLPw(className, userId)) { 16373 return; 16374 } 16375 break; 16376 case COMPONENT_ENABLED_STATE_DISABLED: 16377 if (!pkgSetting.disableComponentLPw(className, userId)) { 16378 return; 16379 } 16380 break; 16381 case COMPONENT_ENABLED_STATE_DEFAULT: 16382 if (!pkgSetting.restoreComponentLPw(className, userId)) { 16383 return; 16384 } 16385 break; 16386 default: 16387 Slog.e(TAG, "Invalid new component state: " + newState); 16388 return; 16389 } 16390 } 16391 scheduleWritePackageRestrictionsLocked(userId); 16392 components = mPendingBroadcasts.get(userId, packageName); 16393 final boolean newPackage = components == null; 16394 if (newPackage) { 16395 components = new ArrayList<String>(); 16396 } 16397 if (!components.contains(componentName)) { 16398 components.add(componentName); 16399 } 16400 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 16401 sendNow = true; 16402 // Purge entry from pending broadcast list if another one exists already 16403 // since we are sending one right away. 16404 mPendingBroadcasts.remove(userId, packageName); 16405 } else { 16406 if (newPackage) { 16407 mPendingBroadcasts.put(userId, packageName, components); 16408 } 16409 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 16410 // Schedule a message 16411 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 16412 } 16413 } 16414 } 16415 16416 long callingId = Binder.clearCallingIdentity(); 16417 try { 16418 if (sendNow) { 16419 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 16420 sendPackageChangedBroadcast(packageName, 16421 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 16422 } 16423 } finally { 16424 Binder.restoreCallingIdentity(callingId); 16425 } 16426 } 16427 16428 private void sendPackageChangedBroadcast(String packageName, 16429 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 16430 if (DEBUG_INSTALL) 16431 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 16432 + componentNames); 16433 Bundle extras = new Bundle(4); 16434 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 16435 String nameList[] = new String[componentNames.size()]; 16436 componentNames.toArray(nameList); 16437 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 16438 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 16439 extras.putInt(Intent.EXTRA_UID, packageUid); 16440 // If this is not reporting a change of the overall package, then only send it 16441 // to registered receivers. We don't want to launch a swath of apps for every 16442 // little component state change. 16443 final int flags = !componentNames.contains(packageName) 16444 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 16445 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 16446 new int[] {UserHandle.getUserId(packageUid)}); 16447 } 16448 16449 @Override 16450 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 16451 if (!sUserManager.exists(userId)) return; 16452 final int uid = Binder.getCallingUid(); 16453 final int permission = mContext.checkCallingOrSelfPermission( 16454 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 16455 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 16456 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 16457 // writer 16458 synchronized (mPackages) { 16459 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 16460 allowedByPermission, uid, userId)) { 16461 scheduleWritePackageRestrictionsLocked(userId); 16462 } 16463 } 16464 } 16465 16466 @Override 16467 public String getInstallerPackageName(String packageName) { 16468 // reader 16469 synchronized (mPackages) { 16470 return mSettings.getInstallerPackageNameLPr(packageName); 16471 } 16472 } 16473 16474 @Override 16475 public int getApplicationEnabledSetting(String packageName, int userId) { 16476 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16477 int uid = Binder.getCallingUid(); 16478 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 16479 // reader 16480 synchronized (mPackages) { 16481 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 16482 } 16483 } 16484 16485 @Override 16486 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 16487 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16488 int uid = Binder.getCallingUid(); 16489 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 16490 // reader 16491 synchronized (mPackages) { 16492 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 16493 } 16494 } 16495 16496 @Override 16497 public void enterSafeMode() { 16498 enforceSystemOrRoot("Only the system can request entering safe mode"); 16499 16500 if (!mSystemReady) { 16501 mSafeMode = true; 16502 } 16503 } 16504 16505 @Override 16506 public void systemReady() { 16507 mSystemReady = true; 16508 16509 // Read the compatibilty setting when the system is ready. 16510 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 16511 mContext.getContentResolver(), 16512 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 16513 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 16514 if (DEBUG_SETTINGS) { 16515 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 16516 } 16517 16518 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 16519 16520 synchronized (mPackages) { 16521 // Verify that all of the preferred activity components actually 16522 // exist. It is possible for applications to be updated and at 16523 // that point remove a previously declared activity component that 16524 // had been set as a preferred activity. We try to clean this up 16525 // the next time we encounter that preferred activity, but it is 16526 // possible for the user flow to never be able to return to that 16527 // situation so here we do a sanity check to make sure we haven't 16528 // left any junk around. 16529 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 16530 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 16531 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 16532 removed.clear(); 16533 for (PreferredActivity pa : pir.filterSet()) { 16534 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 16535 removed.add(pa); 16536 } 16537 } 16538 if (removed.size() > 0) { 16539 for (int r=0; r<removed.size(); r++) { 16540 PreferredActivity pa = removed.get(r); 16541 Slog.w(TAG, "Removing dangling preferred activity: " 16542 + pa.mPref.mComponent); 16543 pir.removeFilter(pa); 16544 } 16545 mSettings.writePackageRestrictionsLPr( 16546 mSettings.mPreferredActivities.keyAt(i)); 16547 } 16548 } 16549 16550 for (int userId : UserManagerService.getInstance().getUserIds()) { 16551 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 16552 grantPermissionsUserIds = ArrayUtils.appendInt( 16553 grantPermissionsUserIds, userId); 16554 } 16555 } 16556 } 16557 sUserManager.systemReady(); 16558 16559 // If we upgraded grant all default permissions before kicking off. 16560 for (int userId : grantPermissionsUserIds) { 16561 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 16562 } 16563 16564 // Kick off any messages waiting for system ready 16565 if (mPostSystemReadyMessages != null) { 16566 for (Message msg : mPostSystemReadyMessages) { 16567 msg.sendToTarget(); 16568 } 16569 mPostSystemReadyMessages = null; 16570 } 16571 16572 // Watch for external volumes that come and go over time 16573 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16574 storage.registerListener(mStorageListener); 16575 16576 mInstallerService.systemReady(); 16577 mPackageDexOptimizer.systemReady(); 16578 16579 MountServiceInternal mountServiceInternal = LocalServices.getService( 16580 MountServiceInternal.class); 16581 mountServiceInternal.addExternalStoragePolicy( 16582 new MountServiceInternal.ExternalStorageMountPolicy() { 16583 @Override 16584 public int getMountMode(int uid, String packageName) { 16585 if (Process.isIsolated(uid)) { 16586 return Zygote.MOUNT_EXTERNAL_NONE; 16587 } 16588 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 16589 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16590 } 16591 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16592 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16593 } 16594 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16595 return Zygote.MOUNT_EXTERNAL_READ; 16596 } 16597 return Zygote.MOUNT_EXTERNAL_WRITE; 16598 } 16599 16600 @Override 16601 public boolean hasExternalStorage(int uid, String packageName) { 16602 return true; 16603 } 16604 }); 16605 } 16606 16607 @Override 16608 public boolean isSafeMode() { 16609 return mSafeMode; 16610 } 16611 16612 @Override 16613 public boolean hasSystemUidErrors() { 16614 return mHasSystemUidErrors; 16615 } 16616 16617 static String arrayToString(int[] array) { 16618 StringBuffer buf = new StringBuffer(128); 16619 buf.append('['); 16620 if (array != null) { 16621 for (int i=0; i<array.length; i++) { 16622 if (i > 0) buf.append(", "); 16623 buf.append(array[i]); 16624 } 16625 } 16626 buf.append(']'); 16627 return buf.toString(); 16628 } 16629 16630 static class DumpState { 16631 public static final int DUMP_LIBS = 1 << 0; 16632 public static final int DUMP_FEATURES = 1 << 1; 16633 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 16634 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 16635 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 16636 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 16637 public static final int DUMP_PERMISSIONS = 1 << 6; 16638 public static final int DUMP_PACKAGES = 1 << 7; 16639 public static final int DUMP_SHARED_USERS = 1 << 8; 16640 public static final int DUMP_MESSAGES = 1 << 9; 16641 public static final int DUMP_PROVIDERS = 1 << 10; 16642 public static final int DUMP_VERIFIERS = 1 << 11; 16643 public static final int DUMP_PREFERRED = 1 << 12; 16644 public static final int DUMP_PREFERRED_XML = 1 << 13; 16645 public static final int DUMP_KEYSETS = 1 << 14; 16646 public static final int DUMP_VERSION = 1 << 15; 16647 public static final int DUMP_INSTALLS = 1 << 16; 16648 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 16649 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 16650 16651 public static final int OPTION_SHOW_FILTERS = 1 << 0; 16652 16653 private int mTypes; 16654 16655 private int mOptions; 16656 16657 private boolean mTitlePrinted; 16658 16659 private SharedUserSetting mSharedUser; 16660 16661 public boolean isDumping(int type) { 16662 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 16663 return true; 16664 } 16665 16666 return (mTypes & type) != 0; 16667 } 16668 16669 public void setDump(int type) { 16670 mTypes |= type; 16671 } 16672 16673 public boolean isOptionEnabled(int option) { 16674 return (mOptions & option) != 0; 16675 } 16676 16677 public void setOptionEnabled(int option) { 16678 mOptions |= option; 16679 } 16680 16681 public boolean onTitlePrinted() { 16682 final boolean printed = mTitlePrinted; 16683 mTitlePrinted = true; 16684 return printed; 16685 } 16686 16687 public boolean getTitlePrinted() { 16688 return mTitlePrinted; 16689 } 16690 16691 public void setTitlePrinted(boolean enabled) { 16692 mTitlePrinted = enabled; 16693 } 16694 16695 public SharedUserSetting getSharedUser() { 16696 return mSharedUser; 16697 } 16698 16699 public void setSharedUser(SharedUserSetting user) { 16700 mSharedUser = user; 16701 } 16702 } 16703 16704 @Override 16705 public void onShellCommand(FileDescriptor in, FileDescriptor out, 16706 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 16707 (new PackageManagerShellCommand(this)).exec( 16708 this, in, out, err, args, resultReceiver); 16709 } 16710 16711 @Override 16712 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 16713 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 16714 != PackageManager.PERMISSION_GRANTED) { 16715 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 16716 + Binder.getCallingPid() 16717 + ", uid=" + Binder.getCallingUid() 16718 + " without permission " 16719 + android.Manifest.permission.DUMP); 16720 return; 16721 } 16722 16723 DumpState dumpState = new DumpState(); 16724 boolean fullPreferred = false; 16725 boolean checkin = false; 16726 16727 String packageName = null; 16728 ArraySet<String> permissionNames = null; 16729 16730 int opti = 0; 16731 while (opti < args.length) { 16732 String opt = args[opti]; 16733 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 16734 break; 16735 } 16736 opti++; 16737 16738 if ("-a".equals(opt)) { 16739 // Right now we only know how to print all. 16740 } else if ("-h".equals(opt)) { 16741 pw.println("Package manager dump options:"); 16742 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 16743 pw.println(" --checkin: dump for a checkin"); 16744 pw.println(" -f: print details of intent filters"); 16745 pw.println(" -h: print this help"); 16746 pw.println(" cmd may be one of:"); 16747 pw.println(" l[ibraries]: list known shared libraries"); 16748 pw.println(" f[eatures]: list device features"); 16749 pw.println(" k[eysets]: print known keysets"); 16750 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 16751 pw.println(" perm[issions]: dump permissions"); 16752 pw.println(" permission [name ...]: dump declaration and use of given permission"); 16753 pw.println(" pref[erred]: print preferred package settings"); 16754 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 16755 pw.println(" prov[iders]: dump content providers"); 16756 pw.println(" p[ackages]: dump installed packages"); 16757 pw.println(" s[hared-users]: dump shared user IDs"); 16758 pw.println(" m[essages]: print collected runtime messages"); 16759 pw.println(" v[erifiers]: print package verifier info"); 16760 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 16761 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 16762 pw.println(" version: print database version info"); 16763 pw.println(" write: write current settings now"); 16764 pw.println(" installs: details about install sessions"); 16765 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 16766 pw.println(" <package.name>: info about given package"); 16767 return; 16768 } else if ("--checkin".equals(opt)) { 16769 checkin = true; 16770 } else if ("-f".equals(opt)) { 16771 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16772 } else { 16773 pw.println("Unknown argument: " + opt + "; use -h for help"); 16774 } 16775 } 16776 16777 // Is the caller requesting to dump a particular piece of data? 16778 if (opti < args.length) { 16779 String cmd = args[opti]; 16780 opti++; 16781 // Is this a package name? 16782 if ("android".equals(cmd) || cmd.contains(".")) { 16783 packageName = cmd; 16784 // When dumping a single package, we always dump all of its 16785 // filter information since the amount of data will be reasonable. 16786 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16787 } else if ("check-permission".equals(cmd)) { 16788 if (opti >= args.length) { 16789 pw.println("Error: check-permission missing permission argument"); 16790 return; 16791 } 16792 String perm = args[opti]; 16793 opti++; 16794 if (opti >= args.length) { 16795 pw.println("Error: check-permission missing package argument"); 16796 return; 16797 } 16798 String pkg = args[opti]; 16799 opti++; 16800 int user = UserHandle.getUserId(Binder.getCallingUid()); 16801 if (opti < args.length) { 16802 try { 16803 user = Integer.parseInt(args[opti]); 16804 } catch (NumberFormatException e) { 16805 pw.println("Error: check-permission user argument is not a number: " 16806 + args[opti]); 16807 return; 16808 } 16809 } 16810 pw.println(checkPermission(perm, pkg, user)); 16811 return; 16812 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 16813 dumpState.setDump(DumpState.DUMP_LIBS); 16814 } else if ("f".equals(cmd) || "features".equals(cmd)) { 16815 dumpState.setDump(DumpState.DUMP_FEATURES); 16816 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 16817 if (opti >= args.length) { 16818 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 16819 | DumpState.DUMP_SERVICE_RESOLVERS 16820 | DumpState.DUMP_RECEIVER_RESOLVERS 16821 | DumpState.DUMP_CONTENT_RESOLVERS); 16822 } else { 16823 while (opti < args.length) { 16824 String name = args[opti]; 16825 if ("a".equals(name) || "activity".equals(name)) { 16826 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 16827 } else if ("s".equals(name) || "service".equals(name)) { 16828 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 16829 } else if ("r".equals(name) || "receiver".equals(name)) { 16830 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 16831 } else if ("c".equals(name) || "content".equals(name)) { 16832 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 16833 } else { 16834 pw.println("Error: unknown resolver table type: " + name); 16835 return; 16836 } 16837 opti++; 16838 } 16839 } 16840 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 16841 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 16842 } else if ("permission".equals(cmd)) { 16843 if (opti >= args.length) { 16844 pw.println("Error: permission requires permission name"); 16845 return; 16846 } 16847 permissionNames = new ArraySet<>(); 16848 while (opti < args.length) { 16849 permissionNames.add(args[opti]); 16850 opti++; 16851 } 16852 dumpState.setDump(DumpState.DUMP_PERMISSIONS 16853 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 16854 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 16855 dumpState.setDump(DumpState.DUMP_PREFERRED); 16856 } else if ("preferred-xml".equals(cmd)) { 16857 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 16858 if (opti < args.length && "--full".equals(args[opti])) { 16859 fullPreferred = true; 16860 opti++; 16861 } 16862 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 16863 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 16864 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 16865 dumpState.setDump(DumpState.DUMP_PACKAGES); 16866 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 16867 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 16868 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 16869 dumpState.setDump(DumpState.DUMP_PROVIDERS); 16870 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 16871 dumpState.setDump(DumpState.DUMP_MESSAGES); 16872 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 16873 dumpState.setDump(DumpState.DUMP_VERIFIERS); 16874 } else if ("i".equals(cmd) || "ifv".equals(cmd) 16875 || "intent-filter-verifiers".equals(cmd)) { 16876 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 16877 } else if ("version".equals(cmd)) { 16878 dumpState.setDump(DumpState.DUMP_VERSION); 16879 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 16880 dumpState.setDump(DumpState.DUMP_KEYSETS); 16881 } else if ("installs".equals(cmd)) { 16882 dumpState.setDump(DumpState.DUMP_INSTALLS); 16883 } else if ("write".equals(cmd)) { 16884 synchronized (mPackages) { 16885 mSettings.writeLPr(); 16886 pw.println("Settings written."); 16887 return; 16888 } 16889 } 16890 } 16891 16892 if (checkin) { 16893 pw.println("vers,1"); 16894 } 16895 16896 // reader 16897 synchronized (mPackages) { 16898 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 16899 if (!checkin) { 16900 if (dumpState.onTitlePrinted()) 16901 pw.println(); 16902 pw.println("Database versions:"); 16903 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 16904 } 16905 } 16906 16907 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 16908 if (!checkin) { 16909 if (dumpState.onTitlePrinted()) 16910 pw.println(); 16911 pw.println("Verifiers:"); 16912 pw.print(" Required: "); 16913 pw.print(mRequiredVerifierPackage); 16914 pw.print(" (uid="); 16915 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16916 UserHandle.USER_SYSTEM)); 16917 pw.println(")"); 16918 } else if (mRequiredVerifierPackage != null) { 16919 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 16920 pw.print(","); 16921 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16922 UserHandle.USER_SYSTEM)); 16923 } 16924 } 16925 16926 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 16927 packageName == null) { 16928 if (mIntentFilterVerifierComponent != null) { 16929 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 16930 if (!checkin) { 16931 if (dumpState.onTitlePrinted()) 16932 pw.println(); 16933 pw.println("Intent Filter Verifier:"); 16934 pw.print(" Using: "); 16935 pw.print(verifierPackageName); 16936 pw.print(" (uid="); 16937 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 16938 UserHandle.USER_SYSTEM)); 16939 pw.println(")"); 16940 } else if (verifierPackageName != null) { 16941 pw.print("ifv,"); pw.print(verifierPackageName); 16942 pw.print(","); 16943 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 16944 UserHandle.USER_SYSTEM)); 16945 } 16946 } else { 16947 pw.println(); 16948 pw.println("No Intent Filter Verifier available!"); 16949 } 16950 } 16951 16952 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 16953 boolean printedHeader = false; 16954 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 16955 while (it.hasNext()) { 16956 String name = it.next(); 16957 SharedLibraryEntry ent = mSharedLibraries.get(name); 16958 if (!checkin) { 16959 if (!printedHeader) { 16960 if (dumpState.onTitlePrinted()) 16961 pw.println(); 16962 pw.println("Libraries:"); 16963 printedHeader = true; 16964 } 16965 pw.print(" "); 16966 } else { 16967 pw.print("lib,"); 16968 } 16969 pw.print(name); 16970 if (!checkin) { 16971 pw.print(" -> "); 16972 } 16973 if (ent.path != null) { 16974 if (!checkin) { 16975 pw.print("(jar) "); 16976 pw.print(ent.path); 16977 } else { 16978 pw.print(",jar,"); 16979 pw.print(ent.path); 16980 } 16981 } else { 16982 if (!checkin) { 16983 pw.print("(apk) "); 16984 pw.print(ent.apk); 16985 } else { 16986 pw.print(",apk,"); 16987 pw.print(ent.apk); 16988 } 16989 } 16990 pw.println(); 16991 } 16992 } 16993 16994 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 16995 if (dumpState.onTitlePrinted()) 16996 pw.println(); 16997 if (!checkin) { 16998 pw.println("Features:"); 16999 } 17000 17001 for (FeatureInfo feat : mAvailableFeatures.values()) { 17002 if (checkin) { 17003 pw.print("feat,"); 17004 pw.print(feat.name); 17005 pw.print(","); 17006 pw.println(feat.version); 17007 } else { 17008 pw.print(" "); 17009 pw.print(feat.name); 17010 if (feat.version > 0) { 17011 pw.print(" version="); 17012 pw.print(feat.version); 17013 } 17014 pw.println(); 17015 } 17016 } 17017 } 17018 17019 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 17020 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 17021 : "Activity Resolver Table:", " ", packageName, 17022 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17023 dumpState.setTitlePrinted(true); 17024 } 17025 } 17026 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 17027 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 17028 : "Receiver Resolver Table:", " ", packageName, 17029 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17030 dumpState.setTitlePrinted(true); 17031 } 17032 } 17033 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 17034 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 17035 : "Service Resolver Table:", " ", packageName, 17036 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17037 dumpState.setTitlePrinted(true); 17038 } 17039 } 17040 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 17041 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 17042 : "Provider Resolver Table:", " ", packageName, 17043 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17044 dumpState.setTitlePrinted(true); 17045 } 17046 } 17047 17048 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 17049 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 17050 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 17051 int user = mSettings.mPreferredActivities.keyAt(i); 17052 if (pir.dump(pw, 17053 dumpState.getTitlePrinted() 17054 ? "\nPreferred Activities User " + user + ":" 17055 : "Preferred Activities User " + user + ":", " ", 17056 packageName, true, false)) { 17057 dumpState.setTitlePrinted(true); 17058 } 17059 } 17060 } 17061 17062 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 17063 pw.flush(); 17064 FileOutputStream fout = new FileOutputStream(fd); 17065 BufferedOutputStream str = new BufferedOutputStream(fout); 17066 XmlSerializer serializer = new FastXmlSerializer(); 17067 try { 17068 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 17069 serializer.startDocument(null, true); 17070 serializer.setFeature( 17071 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 17072 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 17073 serializer.endDocument(); 17074 serializer.flush(); 17075 } catch (IllegalArgumentException e) { 17076 pw.println("Failed writing: " + e); 17077 } catch (IllegalStateException e) { 17078 pw.println("Failed writing: " + e); 17079 } catch (IOException e) { 17080 pw.println("Failed writing: " + e); 17081 } 17082 } 17083 17084 if (!checkin 17085 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 17086 && packageName == null) { 17087 pw.println(); 17088 int count = mSettings.mPackages.size(); 17089 if (count == 0) { 17090 pw.println("No applications!"); 17091 pw.println(); 17092 } else { 17093 final String prefix = " "; 17094 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 17095 if (allPackageSettings.size() == 0) { 17096 pw.println("No domain preferred apps!"); 17097 pw.println(); 17098 } else { 17099 pw.println("App verification status:"); 17100 pw.println(); 17101 count = 0; 17102 for (PackageSetting ps : allPackageSettings) { 17103 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 17104 if (ivi == null || ivi.getPackageName() == null) continue; 17105 pw.println(prefix + "Package: " + ivi.getPackageName()); 17106 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 17107 pw.println(prefix + "Status: " + ivi.getStatusString()); 17108 pw.println(); 17109 count++; 17110 } 17111 if (count == 0) { 17112 pw.println(prefix + "No app verification established."); 17113 pw.println(); 17114 } 17115 for (int userId : sUserManager.getUserIds()) { 17116 pw.println("App linkages for user " + userId + ":"); 17117 pw.println(); 17118 count = 0; 17119 for (PackageSetting ps : allPackageSettings) { 17120 final long status = ps.getDomainVerificationStatusForUser(userId); 17121 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 17122 continue; 17123 } 17124 pw.println(prefix + "Package: " + ps.name); 17125 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 17126 String statusStr = IntentFilterVerificationInfo. 17127 getStatusStringFromValue(status); 17128 pw.println(prefix + "Status: " + statusStr); 17129 pw.println(); 17130 count++; 17131 } 17132 if (count == 0) { 17133 pw.println(prefix + "No configured app linkages."); 17134 pw.println(); 17135 } 17136 } 17137 } 17138 } 17139 } 17140 17141 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 17142 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 17143 if (packageName == null && permissionNames == null) { 17144 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 17145 if (iperm == 0) { 17146 if (dumpState.onTitlePrinted()) 17147 pw.println(); 17148 pw.println("AppOp Permissions:"); 17149 } 17150 pw.print(" AppOp Permission "); 17151 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 17152 pw.println(":"); 17153 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 17154 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 17155 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 17156 } 17157 } 17158 } 17159 } 17160 17161 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 17162 boolean printedSomething = false; 17163 for (PackageParser.Provider p : mProviders.mProviders.values()) { 17164 if (packageName != null && !packageName.equals(p.info.packageName)) { 17165 continue; 17166 } 17167 if (!printedSomething) { 17168 if (dumpState.onTitlePrinted()) 17169 pw.println(); 17170 pw.println("Registered ContentProviders:"); 17171 printedSomething = true; 17172 } 17173 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 17174 pw.print(" "); pw.println(p.toString()); 17175 } 17176 printedSomething = false; 17177 for (Map.Entry<String, PackageParser.Provider> entry : 17178 mProvidersByAuthority.entrySet()) { 17179 PackageParser.Provider p = entry.getValue(); 17180 if (packageName != null && !packageName.equals(p.info.packageName)) { 17181 continue; 17182 } 17183 if (!printedSomething) { 17184 if (dumpState.onTitlePrinted()) 17185 pw.println(); 17186 pw.println("ContentProvider Authorities:"); 17187 printedSomething = true; 17188 } 17189 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 17190 pw.print(" "); pw.println(p.toString()); 17191 if (p.info != null && p.info.applicationInfo != null) { 17192 final String appInfo = p.info.applicationInfo.toString(); 17193 pw.print(" applicationInfo="); pw.println(appInfo); 17194 } 17195 } 17196 } 17197 17198 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 17199 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 17200 } 17201 17202 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 17203 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 17204 } 17205 17206 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 17207 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 17208 } 17209 17210 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 17211 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 17212 } 17213 17214 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 17215 // XXX should handle packageName != null by dumping only install data that 17216 // the given package is involved with. 17217 if (dumpState.onTitlePrinted()) pw.println(); 17218 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 17219 } 17220 17221 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 17222 if (dumpState.onTitlePrinted()) pw.println(); 17223 mSettings.dumpReadMessagesLPr(pw, dumpState); 17224 17225 pw.println(); 17226 pw.println("Package warning messages:"); 17227 BufferedReader in = null; 17228 String line = null; 17229 try { 17230 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 17231 while ((line = in.readLine()) != null) { 17232 if (line.contains("ignored: updated version")) continue; 17233 pw.println(line); 17234 } 17235 } catch (IOException ignored) { 17236 } finally { 17237 IoUtils.closeQuietly(in); 17238 } 17239 } 17240 17241 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 17242 BufferedReader in = null; 17243 String line = null; 17244 try { 17245 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 17246 while ((line = in.readLine()) != null) { 17247 if (line.contains("ignored: updated version")) continue; 17248 pw.print("msg,"); 17249 pw.println(line); 17250 } 17251 } catch (IOException ignored) { 17252 } finally { 17253 IoUtils.closeQuietly(in); 17254 } 17255 } 17256 } 17257 } 17258 17259 private String dumpDomainString(String packageName) { 17260 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 17261 List<IntentFilter> filters = getAllIntentFilters(packageName); 17262 17263 ArraySet<String> result = new ArraySet<>(); 17264 if (iviList.size() > 0) { 17265 for (IntentFilterVerificationInfo ivi : iviList) { 17266 for (String host : ivi.getDomains()) { 17267 result.add(host); 17268 } 17269 } 17270 } 17271 if (filters != null && filters.size() > 0) { 17272 for (IntentFilter filter : filters) { 17273 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 17274 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 17275 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 17276 result.addAll(filter.getHostsList()); 17277 } 17278 } 17279 } 17280 17281 StringBuilder sb = new StringBuilder(result.size() * 16); 17282 for (String domain : result) { 17283 if (sb.length() > 0) sb.append(" "); 17284 sb.append(domain); 17285 } 17286 return sb.toString(); 17287 } 17288 17289 // ------- apps on sdcard specific code ------- 17290 static final boolean DEBUG_SD_INSTALL = false; 17291 17292 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 17293 17294 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 17295 17296 private boolean mMediaMounted = false; 17297 17298 static String getEncryptKey() { 17299 try { 17300 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 17301 SD_ENCRYPTION_KEYSTORE_NAME); 17302 if (sdEncKey == null) { 17303 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 17304 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 17305 if (sdEncKey == null) { 17306 Slog.e(TAG, "Failed to create encryption keys"); 17307 return null; 17308 } 17309 } 17310 return sdEncKey; 17311 } catch (NoSuchAlgorithmException nsae) { 17312 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 17313 return null; 17314 } catch (IOException ioe) { 17315 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 17316 return null; 17317 } 17318 } 17319 17320 /* 17321 * Update media status on PackageManager. 17322 */ 17323 @Override 17324 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 17325 int callingUid = Binder.getCallingUid(); 17326 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 17327 throw new SecurityException("Media status can only be updated by the system"); 17328 } 17329 // reader; this apparently protects mMediaMounted, but should probably 17330 // be a different lock in that case. 17331 synchronized (mPackages) { 17332 Log.i(TAG, "Updating external media status from " 17333 + (mMediaMounted ? "mounted" : "unmounted") + " to " 17334 + (mediaStatus ? "mounted" : "unmounted")); 17335 if (DEBUG_SD_INSTALL) 17336 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 17337 + ", mMediaMounted=" + mMediaMounted); 17338 if (mediaStatus == mMediaMounted) { 17339 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 17340 : 0, -1); 17341 mHandler.sendMessage(msg); 17342 return; 17343 } 17344 mMediaMounted = mediaStatus; 17345 } 17346 // Queue up an async operation since the package installation may take a 17347 // little while. 17348 mHandler.post(new Runnable() { 17349 public void run() { 17350 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 17351 } 17352 }); 17353 } 17354 17355 /** 17356 * Called by MountService when the initial ASECs to scan are available. 17357 * Should block until all the ASEC containers are finished being scanned. 17358 */ 17359 public void scanAvailableAsecs() { 17360 updateExternalMediaStatusInner(true, false, false); 17361 } 17362 17363 /* 17364 * Collect information of applications on external media, map them against 17365 * existing containers and update information based on current mount status. 17366 * Please note that we always have to report status if reportStatus has been 17367 * set to true especially when unloading packages. 17368 */ 17369 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 17370 boolean externalStorage) { 17371 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 17372 int[] uidArr = EmptyArray.INT; 17373 17374 final String[] list = PackageHelper.getSecureContainerList(); 17375 if (ArrayUtils.isEmpty(list)) { 17376 Log.i(TAG, "No secure containers found"); 17377 } else { 17378 // Process list of secure containers and categorize them 17379 // as active or stale based on their package internal state. 17380 17381 // reader 17382 synchronized (mPackages) { 17383 for (String cid : list) { 17384 // Leave stages untouched for now; installer service owns them 17385 if (PackageInstallerService.isStageName(cid)) continue; 17386 17387 if (DEBUG_SD_INSTALL) 17388 Log.i(TAG, "Processing container " + cid); 17389 String pkgName = getAsecPackageName(cid); 17390 if (pkgName == null) { 17391 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 17392 continue; 17393 } 17394 if (DEBUG_SD_INSTALL) 17395 Log.i(TAG, "Looking for pkg : " + pkgName); 17396 17397 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17398 if (ps == null) { 17399 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 17400 continue; 17401 } 17402 17403 /* 17404 * Skip packages that are not external if we're unmounting 17405 * external storage. 17406 */ 17407 if (externalStorage && !isMounted && !isExternal(ps)) { 17408 continue; 17409 } 17410 17411 final AsecInstallArgs args = new AsecInstallArgs(cid, 17412 getAppDexInstructionSets(ps), ps.isForwardLocked()); 17413 // The package status is changed only if the code path 17414 // matches between settings and the container id. 17415 if (ps.codePathString != null 17416 && ps.codePathString.startsWith(args.getCodePath())) { 17417 if (DEBUG_SD_INSTALL) { 17418 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 17419 + " at code path: " + ps.codePathString); 17420 } 17421 17422 // We do have a valid package installed on sdcard 17423 processCids.put(args, ps.codePathString); 17424 final int uid = ps.appId; 17425 if (uid != -1) { 17426 uidArr = ArrayUtils.appendInt(uidArr, uid); 17427 } 17428 } else { 17429 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 17430 + ps.codePathString); 17431 } 17432 } 17433 } 17434 17435 Arrays.sort(uidArr); 17436 } 17437 17438 // Process packages with valid entries. 17439 if (isMounted) { 17440 if (DEBUG_SD_INSTALL) 17441 Log.i(TAG, "Loading packages"); 17442 loadMediaPackages(processCids, uidArr, externalStorage); 17443 startCleaningPackages(); 17444 mInstallerService.onSecureContainersAvailable(); 17445 } else { 17446 if (DEBUG_SD_INSTALL) 17447 Log.i(TAG, "Unloading packages"); 17448 unloadMediaPackages(processCids, uidArr, reportStatus); 17449 } 17450 } 17451 17452 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17453 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 17454 final int size = infos.size(); 17455 final String[] packageNames = new String[size]; 17456 final int[] packageUids = new int[size]; 17457 for (int i = 0; i < size; i++) { 17458 final ApplicationInfo info = infos.get(i); 17459 packageNames[i] = info.packageName; 17460 packageUids[i] = info.uid; 17461 } 17462 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 17463 finishedReceiver); 17464 } 17465 17466 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17467 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17468 sendResourcesChangedBroadcast(mediaStatus, replacing, 17469 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 17470 } 17471 17472 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17473 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17474 int size = pkgList.length; 17475 if (size > 0) { 17476 // Send broadcasts here 17477 Bundle extras = new Bundle(); 17478 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 17479 if (uidArr != null) { 17480 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 17481 } 17482 if (replacing) { 17483 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 17484 } 17485 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 17486 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 17487 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 17488 } 17489 } 17490 17491 /* 17492 * Look at potentially valid container ids from processCids If package 17493 * information doesn't match the one on record or package scanning fails, 17494 * the cid is added to list of removeCids. We currently don't delete stale 17495 * containers. 17496 */ 17497 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 17498 boolean externalStorage) { 17499 ArrayList<String> pkgList = new ArrayList<String>(); 17500 Set<AsecInstallArgs> keys = processCids.keySet(); 17501 17502 for (AsecInstallArgs args : keys) { 17503 String codePath = processCids.get(args); 17504 if (DEBUG_SD_INSTALL) 17505 Log.i(TAG, "Loading container : " + args.cid); 17506 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 17507 try { 17508 // Make sure there are no container errors first. 17509 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 17510 Slog.e(TAG, "Failed to mount cid : " + args.cid 17511 + " when installing from sdcard"); 17512 continue; 17513 } 17514 // Check code path here. 17515 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 17516 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 17517 + " does not match one in settings " + codePath); 17518 continue; 17519 } 17520 // Parse package 17521 int parseFlags = mDefParseFlags; 17522 if (args.isExternalAsec()) { 17523 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 17524 } 17525 if (args.isFwdLocked()) { 17526 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 17527 } 17528 17529 synchronized (mInstallLock) { 17530 PackageParser.Package pkg = null; 17531 try { 17532 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 17533 } catch (PackageManagerException e) { 17534 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 17535 } 17536 // Scan the package 17537 if (pkg != null) { 17538 /* 17539 * TODO why is the lock being held? doPostInstall is 17540 * called in other places without the lock. This needs 17541 * to be straightened out. 17542 */ 17543 // writer 17544 synchronized (mPackages) { 17545 retCode = PackageManager.INSTALL_SUCCEEDED; 17546 pkgList.add(pkg.packageName); 17547 // Post process args 17548 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 17549 pkg.applicationInfo.uid); 17550 } 17551 } else { 17552 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 17553 } 17554 } 17555 17556 } finally { 17557 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 17558 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 17559 } 17560 } 17561 } 17562 // writer 17563 synchronized (mPackages) { 17564 // If the platform SDK has changed since the last time we booted, 17565 // we need to re-grant app permission to catch any new ones that 17566 // appear. This is really a hack, and means that apps can in some 17567 // cases get permissions that the user didn't initially explicitly 17568 // allow... it would be nice to have some better way to handle 17569 // this situation. 17570 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 17571 : mSettings.getInternalVersion(); 17572 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 17573 : StorageManager.UUID_PRIVATE_INTERNAL; 17574 17575 int updateFlags = UPDATE_PERMISSIONS_ALL; 17576 if (ver.sdkVersion != mSdkVersion) { 17577 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17578 + mSdkVersion + "; regranting permissions for external"); 17579 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17580 } 17581 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17582 17583 // Yay, everything is now upgraded 17584 ver.forceCurrent(); 17585 17586 // can downgrade to reader 17587 // Persist settings 17588 mSettings.writeLPr(); 17589 } 17590 // Send a broadcast to let everyone know we are done processing 17591 if (pkgList.size() > 0) { 17592 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 17593 } 17594 } 17595 17596 /* 17597 * Utility method to unload a list of specified containers 17598 */ 17599 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 17600 // Just unmount all valid containers. 17601 for (AsecInstallArgs arg : cidArgs) { 17602 synchronized (mInstallLock) { 17603 arg.doPostDeleteLI(false); 17604 } 17605 } 17606 } 17607 17608 /* 17609 * Unload packages mounted on external media. This involves deleting package 17610 * data from internal structures, sending broadcasts about disabled packages, 17611 * gc'ing to free up references, unmounting all secure containers 17612 * corresponding to packages on external media, and posting a 17613 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 17614 * that we always have to post this message if status has been requested no 17615 * matter what. 17616 */ 17617 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 17618 final boolean reportStatus) { 17619 if (DEBUG_SD_INSTALL) 17620 Log.i(TAG, "unloading media packages"); 17621 ArrayList<String> pkgList = new ArrayList<String>(); 17622 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 17623 final Set<AsecInstallArgs> keys = processCids.keySet(); 17624 for (AsecInstallArgs args : keys) { 17625 String pkgName = args.getPackageName(); 17626 if (DEBUG_SD_INSTALL) 17627 Log.i(TAG, "Trying to unload pkg : " + pkgName); 17628 // Delete package internally 17629 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17630 synchronized (mInstallLock) { 17631 boolean res = deletePackageLI(pkgName, null, false, null, 17632 PackageManager.DELETE_KEEP_DATA, outInfo, false, null); 17633 if (res) { 17634 pkgList.add(pkgName); 17635 } else { 17636 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 17637 failedList.add(args); 17638 } 17639 } 17640 } 17641 17642 // reader 17643 synchronized (mPackages) { 17644 // We didn't update the settings after removing each package; 17645 // write them now for all packages. 17646 mSettings.writeLPr(); 17647 } 17648 17649 // We have to absolutely send UPDATED_MEDIA_STATUS only 17650 // after confirming that all the receivers processed the ordered 17651 // broadcast when packages get disabled, force a gc to clean things up. 17652 // and unload all the containers. 17653 if (pkgList.size() > 0) { 17654 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 17655 new IIntentReceiver.Stub() { 17656 public void performReceive(Intent intent, int resultCode, String data, 17657 Bundle extras, boolean ordered, boolean sticky, 17658 int sendingUser) throws RemoteException { 17659 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 17660 reportStatus ? 1 : 0, 1, keys); 17661 mHandler.sendMessage(msg); 17662 } 17663 }); 17664 } else { 17665 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 17666 keys); 17667 mHandler.sendMessage(msg); 17668 } 17669 } 17670 17671 private void loadPrivatePackages(final VolumeInfo vol) { 17672 mHandler.post(new Runnable() { 17673 @Override 17674 public void run() { 17675 loadPrivatePackagesInner(vol); 17676 } 17677 }); 17678 } 17679 17680 private void loadPrivatePackagesInner(VolumeInfo vol) { 17681 final String volumeUuid = vol.fsUuid; 17682 if (TextUtils.isEmpty(volumeUuid)) { 17683 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 17684 return; 17685 } 17686 17687 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 17688 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 17689 17690 final VersionInfo ver; 17691 final List<PackageSetting> packages; 17692 synchronized (mPackages) { 17693 ver = mSettings.findOrCreateVersion(volumeUuid); 17694 packages = mSettings.getVolumePackagesLPr(volumeUuid); 17695 } 17696 17697 // TODO: introduce a new concept similar to "frozen" to prevent these 17698 // apps from being launched until after data has been fully reconciled 17699 for (PackageSetting ps : packages) { 17700 synchronized (mInstallLock) { 17701 final PackageParser.Package pkg; 17702 try { 17703 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 17704 loaded.add(pkg.applicationInfo); 17705 17706 } catch (PackageManagerException e) { 17707 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 17708 } 17709 17710 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 17711 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 17712 } 17713 } 17714 } 17715 17716 // Reconcile app data for all started/unlocked users 17717 final StorageManager sm = mContext.getSystemService(StorageManager.class); 17718 final UserManager um = mContext.getSystemService(UserManager.class); 17719 for (UserInfo user : um.getUsers()) { 17720 final int flags; 17721 if (um.isUserUnlocked(user.id)) { 17722 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 17723 } else if (um.isUserRunning(user.id)) { 17724 flags = StorageManager.FLAG_STORAGE_DE; 17725 } else { 17726 continue; 17727 } 17728 17729 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 17730 reconcileAppsData(volumeUuid, user.id, flags); 17731 } 17732 17733 synchronized (mPackages) { 17734 int updateFlags = UPDATE_PERMISSIONS_ALL; 17735 if (ver.sdkVersion != mSdkVersion) { 17736 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17737 + mSdkVersion + "; regranting permissions for " + volumeUuid); 17738 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17739 } 17740 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17741 17742 // Yay, everything is now upgraded 17743 ver.forceCurrent(); 17744 17745 mSettings.writeLPr(); 17746 } 17747 17748 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 17749 sendResourcesChangedBroadcast(true, false, loaded, null); 17750 } 17751 17752 private void unloadPrivatePackages(final VolumeInfo vol) { 17753 mHandler.post(new Runnable() { 17754 @Override 17755 public void run() { 17756 unloadPrivatePackagesInner(vol); 17757 } 17758 }); 17759 } 17760 17761 private void unloadPrivatePackagesInner(VolumeInfo vol) { 17762 final String volumeUuid = vol.fsUuid; 17763 if (TextUtils.isEmpty(volumeUuid)) { 17764 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 17765 return; 17766 } 17767 17768 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 17769 synchronized (mInstallLock) { 17770 synchronized (mPackages) { 17771 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 17772 for (PackageSetting ps : packages) { 17773 if (ps.pkg == null) continue; 17774 17775 final ApplicationInfo info = ps.pkg.applicationInfo; 17776 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17777 if (deletePackageLI(ps.name, null, false, null, 17778 PackageManager.DELETE_KEEP_DATA, outInfo, false, null)) { 17779 unloaded.add(info); 17780 } else { 17781 Slog.w(TAG, "Failed to unload " + ps.codePath); 17782 } 17783 } 17784 17785 mSettings.writeLPr(); 17786 } 17787 } 17788 17789 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 17790 sendResourcesChangedBroadcast(false, false, unloaded, null); 17791 } 17792 17793 /** 17794 * Examine all users present on given mounted volume, and destroy data 17795 * belonging to users that are no longer valid, or whose user ID has been 17796 * recycled. 17797 */ 17798 private void reconcileUsers(String volumeUuid) { 17799 // TODO: also reconcile DE directories 17800 final File[] files = FileUtils 17801 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid)); 17802 for (File file : files) { 17803 if (!file.isDirectory()) continue; 17804 17805 final int userId; 17806 final UserInfo info; 17807 try { 17808 userId = Integer.parseInt(file.getName()); 17809 info = sUserManager.getUserInfo(userId); 17810 } catch (NumberFormatException e) { 17811 Slog.w(TAG, "Invalid user directory " + file); 17812 continue; 17813 } 17814 17815 boolean destroyUser = false; 17816 if (info == null) { 17817 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17818 + " because no matching user was found"); 17819 destroyUser = true; 17820 } else { 17821 try { 17822 UserManagerService.enforceSerialNumber(file, info.serialNumber); 17823 } catch (IOException e) { 17824 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17825 + " because we failed to enforce serial number: " + e); 17826 destroyUser = true; 17827 } 17828 } 17829 17830 if (destroyUser) { 17831 synchronized (mInstallLock) { 17832 try { 17833 mInstaller.removeUserDataDirs(volumeUuid, userId); 17834 } catch (InstallerException e) { 17835 Slog.w(TAG, "Failed to clean up user dirs", e); 17836 } 17837 } 17838 } 17839 } 17840 } 17841 17842 private void assertPackageKnown(String volumeUuid, String packageName) 17843 throws PackageManagerException { 17844 synchronized (mPackages) { 17845 final PackageSetting ps = mSettings.mPackages.get(packageName); 17846 if (ps == null) { 17847 throw new PackageManagerException("Package " + packageName + " is unknown"); 17848 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17849 throw new PackageManagerException( 17850 "Package " + packageName + " found on unknown volume " + volumeUuid 17851 + "; expected volume " + ps.volumeUuid); 17852 } 17853 } 17854 } 17855 17856 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 17857 throws PackageManagerException { 17858 synchronized (mPackages) { 17859 final PackageSetting ps = mSettings.mPackages.get(packageName); 17860 if (ps == null) { 17861 throw new PackageManagerException("Package " + packageName + " is unknown"); 17862 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17863 throw new PackageManagerException( 17864 "Package " + packageName + " found on unknown volume " + volumeUuid 17865 + "; expected volume " + ps.volumeUuid); 17866 } else if (!ps.getInstalled(userId)) { 17867 throw new PackageManagerException( 17868 "Package " + packageName + " not installed for user " + userId); 17869 } 17870 } 17871 } 17872 17873 /** 17874 * Examine all apps present on given mounted volume, and destroy apps that 17875 * aren't expected, either due to uninstallation or reinstallation on 17876 * another volume. 17877 */ 17878 private void reconcileApps(String volumeUuid) { 17879 final File[] files = FileUtils 17880 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 17881 for (File file : files) { 17882 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 17883 && !PackageInstallerService.isStageName(file.getName()); 17884 if (!isPackage) { 17885 // Ignore entries which are not packages 17886 continue; 17887 } 17888 17889 try { 17890 final PackageLite pkg = PackageParser.parsePackageLite(file, 17891 PackageParser.PARSE_MUST_BE_APK); 17892 assertPackageKnown(volumeUuid, pkg.packageName); 17893 17894 } catch (PackageParserException | PackageManagerException e) { 17895 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17896 synchronized (mInstallLock) { 17897 removeCodePathLI(file); 17898 } 17899 } 17900 } 17901 } 17902 17903 /** 17904 * Reconcile all app data for the given user. 17905 * <p> 17906 * Verifies that directories exist and that ownership and labeling is 17907 * correct for all installed apps on all mounted volumes. 17908 */ 17909 void reconcileAppsData(int userId, int flags) { 17910 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17911 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17912 final String volumeUuid = vol.getFsUuid(); 17913 reconcileAppsData(volumeUuid, userId, flags); 17914 } 17915 } 17916 17917 /** 17918 * Reconcile all app data on given mounted volume. 17919 * <p> 17920 * Destroys app data that isn't expected, either due to uninstallation or 17921 * reinstallation on another volume. 17922 * <p> 17923 * Verifies that directories exist and that ownership and labeling is 17924 * correct for all installed apps. 17925 */ 17926 private void reconcileAppsData(String volumeUuid, int userId, int flags) { 17927 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 17928 + Integer.toHexString(flags)); 17929 17930 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 17931 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 17932 17933 boolean restoreconNeeded = false; 17934 17935 // First look for stale data that doesn't belong, and check if things 17936 // have changed since we did our last restorecon 17937 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 17938 if (!isUserKeyUnlocked(userId)) { 17939 throw new RuntimeException( 17940 "Yikes, someone asked us to reconcile CE storage while " + userId 17941 + " was still locked; this would have caused massive data loss!"); 17942 } 17943 17944 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(ceDir); 17945 17946 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 17947 for (File file : files) { 17948 final String packageName = file.getName(); 17949 try { 17950 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 17951 } catch (PackageManagerException e) { 17952 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17953 synchronized (mInstallLock) { 17954 destroyAppDataLI(volumeUuid, packageName, userId, 17955 StorageManager.FLAG_STORAGE_CE); 17956 } 17957 } 17958 } 17959 } 17960 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 17961 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(deDir); 17962 17963 final File[] files = FileUtils.listFilesOrEmpty(deDir); 17964 for (File file : files) { 17965 final String packageName = file.getName(); 17966 try { 17967 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 17968 } catch (PackageManagerException e) { 17969 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17970 synchronized (mInstallLock) { 17971 destroyAppDataLI(volumeUuid, packageName, userId, 17972 StorageManager.FLAG_STORAGE_DE); 17973 } 17974 } 17975 } 17976 } 17977 17978 // Ensure that data directories are ready to roll for all packages 17979 // installed for this volume and user 17980 final List<PackageSetting> packages; 17981 synchronized (mPackages) { 17982 packages = mSettings.getVolumePackagesLPr(volumeUuid); 17983 } 17984 int preparedCount = 0; 17985 for (PackageSetting ps : packages) { 17986 final String packageName = ps.name; 17987 if (ps.pkg == null) { 17988 Slog.w(TAG, "Odd, missing scanned package " + packageName); 17989 // TODO: might be due to legacy ASEC apps; we should circle back 17990 // and reconcile again once they're scanned 17991 continue; 17992 } 17993 17994 if (ps.getInstalled(userId)) { 17995 prepareAppData(volumeUuid, userId, flags, ps.pkg, restoreconNeeded); 17996 preparedCount++; 17997 } 17998 } 17999 18000 if (restoreconNeeded) { 18001 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 18002 SELinuxMMAC.setRestoreconDone(ceDir); 18003 } 18004 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 18005 SELinuxMMAC.setRestoreconDone(deDir); 18006 } 18007 } 18008 18009 Slog.v(TAG, "reconcileAppsData finished " + preparedCount 18010 + " packages; restoreconNeeded was " + restoreconNeeded); 18011 } 18012 18013 /** 18014 * Prepare app data for the given app just after it was installed or 18015 * upgraded. This method carefully only touches users that it's installed 18016 * for, and it forces a restorecon to handle any seinfo changes. 18017 * <p> 18018 * Verifies that directories exist and that ownership and labeling is 18019 * correct for all installed apps. If there is an ownership mismatch, it 18020 * will try recovering system apps by wiping data; third-party app data is 18021 * left intact. 18022 */ 18023 private void prepareAppDataAfterInstall(PackageParser.Package pkg) { 18024 prepareAppDataAfterInstallInternal(pkg); 18025 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 18026 for (int i = 0; i < childCount; i++) { 18027 PackageParser.Package childPackage = pkg.childPackages.get(i); 18028 prepareAppDataAfterInstallInternal(childPackage); 18029 } 18030 } 18031 18032 private void prepareAppDataAfterInstallInternal(PackageParser.Package pkg) { 18033 final PackageSetting ps; 18034 synchronized (mPackages) { 18035 ps = mSettings.mPackages.get(pkg.packageName); 18036 mSettings.writeKernelMappingLPr(ps); 18037 } 18038 18039 final UserManager um = mContext.getSystemService(UserManager.class); 18040 for (UserInfo user : um.getUsers()) { 18041 final int flags; 18042 if (um.isUserUnlocked(user.id)) { 18043 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18044 } else if (um.isUserRunning(user.id)) { 18045 flags = StorageManager.FLAG_STORAGE_DE; 18046 } else { 18047 continue; 18048 } 18049 18050 if (ps.getInstalled(user.id)) { 18051 // Whenever an app changes, force a restorecon of its data 18052 // TODO: when user data is locked, mark that we're still dirty 18053 prepareAppData(pkg.volumeUuid, user.id, flags, pkg, true); 18054 } 18055 } 18056 } 18057 18058 /** 18059 * Prepare app data for the given app. 18060 * <p> 18061 * Verifies that directories exist and that ownership and labeling is 18062 * correct for all installed apps. If there is an ownership mismatch, this 18063 * will try recovering system apps by wiping data; third-party app data is 18064 * left intact. 18065 */ 18066 private void prepareAppData(String volumeUuid, int userId, int flags, 18067 PackageParser.Package pkg, boolean restoreconNeeded) { 18068 if (DEBUG_APP_DATA) { 18069 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 18070 + Integer.toHexString(flags) + (restoreconNeeded ? " restoreconNeeded" : "")); 18071 } 18072 18073 final String packageName = pkg.packageName; 18074 final ApplicationInfo app = pkg.applicationInfo; 18075 final int appId = UserHandle.getAppId(app.uid); 18076 18077 Preconditions.checkNotNull(app.seinfo); 18078 18079 synchronized (mInstallLock) { 18080 try { 18081 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 18082 appId, app.seinfo, app.targetSdkVersion); 18083 } catch (InstallerException e) { 18084 if (app.isSystemApp()) { 18085 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 18086 + ", but trying to recover: " + e); 18087 destroyAppDataLI(volumeUuid, packageName, userId, flags); 18088 try { 18089 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 18090 appId, app.seinfo, app.targetSdkVersion); 18091 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 18092 } catch (InstallerException e2) { 18093 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 18094 } 18095 } else { 18096 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 18097 } 18098 } 18099 18100 if (restoreconNeeded) { 18101 restoreconAppDataLI(volumeUuid, packageName, userId, flags, appId, app.seinfo); 18102 } 18103 18104 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 18105 // Create a native library symlink only if we have native libraries 18106 // and if the native libraries are 32 bit libraries. We do not provide 18107 // this symlink for 64 bit libraries. 18108 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 18109 final String nativeLibPath = app.nativeLibraryDir; 18110 try { 18111 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 18112 nativeLibPath, userId); 18113 } catch (InstallerException e) { 18114 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 18115 } 18116 } 18117 } 18118 } 18119 } 18120 18121 private void unfreezePackage(String packageName) { 18122 synchronized (mPackages) { 18123 final PackageSetting ps = mSettings.mPackages.get(packageName); 18124 if (ps != null) { 18125 ps.frozen = false; 18126 } 18127 } 18128 } 18129 18130 @Override 18131 public int movePackage(final String packageName, final String volumeUuid) { 18132 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 18133 18134 final int moveId = mNextMoveId.getAndIncrement(); 18135 mHandler.post(new Runnable() { 18136 @Override 18137 public void run() { 18138 try { 18139 movePackageInternal(packageName, volumeUuid, moveId); 18140 } catch (PackageManagerException e) { 18141 Slog.w(TAG, "Failed to move " + packageName, e); 18142 mMoveCallbacks.notifyStatusChanged(moveId, 18143 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 18144 } 18145 } 18146 }); 18147 return moveId; 18148 } 18149 18150 private void movePackageInternal(final String packageName, final String volumeUuid, 18151 final int moveId) throws PackageManagerException { 18152 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 18153 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18154 final PackageManager pm = mContext.getPackageManager(); 18155 18156 final boolean currentAsec; 18157 final String currentVolumeUuid; 18158 final File codeFile; 18159 final String installerPackageName; 18160 final String packageAbiOverride; 18161 final int appId; 18162 final String seinfo; 18163 final String label; 18164 final int targetSdkVersion; 18165 18166 // reader 18167 synchronized (mPackages) { 18168 final PackageParser.Package pkg = mPackages.get(packageName); 18169 final PackageSetting ps = mSettings.mPackages.get(packageName); 18170 if (pkg == null || ps == null) { 18171 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 18172 } 18173 18174 if (pkg.applicationInfo.isSystemApp()) { 18175 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 18176 "Cannot move system application"); 18177 } 18178 18179 if (pkg.applicationInfo.isExternalAsec()) { 18180 currentAsec = true; 18181 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 18182 } else if (pkg.applicationInfo.isForwardLocked()) { 18183 currentAsec = true; 18184 currentVolumeUuid = "forward_locked"; 18185 } else { 18186 currentAsec = false; 18187 currentVolumeUuid = ps.volumeUuid; 18188 18189 final File probe = new File(pkg.codePath); 18190 final File probeOat = new File(probe, "oat"); 18191 if (!probe.isDirectory() || !probeOat.isDirectory()) { 18192 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18193 "Move only supported for modern cluster style installs"); 18194 } 18195 } 18196 18197 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 18198 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18199 "Package already moved to " + volumeUuid); 18200 } 18201 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 18202 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 18203 "Device admin cannot be moved"); 18204 } 18205 18206 if (ps.frozen) { 18207 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 18208 "Failed to move already frozen package"); 18209 } 18210 ps.frozen = true; 18211 18212 codeFile = new File(pkg.codePath); 18213 installerPackageName = ps.installerPackageName; 18214 packageAbiOverride = ps.cpuAbiOverrideString; 18215 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18216 seinfo = pkg.applicationInfo.seinfo; 18217 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 18218 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 18219 } 18220 18221 // Now that we're guarded by frozen state, kill app during move 18222 final long token = Binder.clearCallingIdentity(); 18223 try { 18224 killApplication(packageName, appId, "move pkg"); 18225 } finally { 18226 Binder.restoreCallingIdentity(token); 18227 } 18228 18229 final Bundle extras = new Bundle(); 18230 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 18231 extras.putString(Intent.EXTRA_TITLE, label); 18232 mMoveCallbacks.notifyCreated(moveId, extras); 18233 18234 int installFlags; 18235 final boolean moveCompleteApp; 18236 final File measurePath; 18237 18238 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 18239 installFlags = INSTALL_INTERNAL; 18240 moveCompleteApp = !currentAsec; 18241 measurePath = Environment.getDataAppDirectory(volumeUuid); 18242 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 18243 installFlags = INSTALL_EXTERNAL; 18244 moveCompleteApp = false; 18245 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 18246 } else { 18247 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 18248 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 18249 || !volume.isMountedWritable()) { 18250 unfreezePackage(packageName); 18251 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18252 "Move location not mounted private volume"); 18253 } 18254 18255 Preconditions.checkState(!currentAsec); 18256 18257 installFlags = INSTALL_INTERNAL; 18258 moveCompleteApp = true; 18259 measurePath = Environment.getDataAppDirectory(volumeUuid); 18260 } 18261 18262 final PackageStats stats = new PackageStats(null, -1); 18263 synchronized (mInstaller) { 18264 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 18265 unfreezePackage(packageName); 18266 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18267 "Failed to measure package size"); 18268 } 18269 } 18270 18271 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 18272 + stats.dataSize); 18273 18274 final long startFreeBytes = measurePath.getFreeSpace(); 18275 final long sizeBytes; 18276 if (moveCompleteApp) { 18277 sizeBytes = stats.codeSize + stats.dataSize; 18278 } else { 18279 sizeBytes = stats.codeSize; 18280 } 18281 18282 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 18283 unfreezePackage(packageName); 18284 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18285 "Not enough free space to move"); 18286 } 18287 18288 mMoveCallbacks.notifyStatusChanged(moveId, 10); 18289 18290 final CountDownLatch installedLatch = new CountDownLatch(1); 18291 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 18292 @Override 18293 public void onUserActionRequired(Intent intent) throws RemoteException { 18294 throw new IllegalStateException(); 18295 } 18296 18297 @Override 18298 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 18299 Bundle extras) throws RemoteException { 18300 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 18301 + PackageManager.installStatusToString(returnCode, msg)); 18302 18303 installedLatch.countDown(); 18304 18305 // Regardless of success or failure of the move operation, 18306 // always unfreeze the package 18307 unfreezePackage(packageName); 18308 18309 final int status = PackageManager.installStatusToPublicStatus(returnCode); 18310 switch (status) { 18311 case PackageInstaller.STATUS_SUCCESS: 18312 mMoveCallbacks.notifyStatusChanged(moveId, 18313 PackageManager.MOVE_SUCCEEDED); 18314 break; 18315 case PackageInstaller.STATUS_FAILURE_STORAGE: 18316 mMoveCallbacks.notifyStatusChanged(moveId, 18317 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 18318 break; 18319 default: 18320 mMoveCallbacks.notifyStatusChanged(moveId, 18321 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 18322 break; 18323 } 18324 } 18325 }; 18326 18327 final MoveInfo move; 18328 if (moveCompleteApp) { 18329 // Kick off a thread to report progress estimates 18330 new Thread() { 18331 @Override 18332 public void run() { 18333 while (true) { 18334 try { 18335 if (installedLatch.await(1, TimeUnit.SECONDS)) { 18336 break; 18337 } 18338 } catch (InterruptedException ignored) { 18339 } 18340 18341 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 18342 final int progress = 10 + (int) MathUtils.constrain( 18343 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 18344 mMoveCallbacks.notifyStatusChanged(moveId, progress); 18345 } 18346 } 18347 }.start(); 18348 18349 final String dataAppName = codeFile.getName(); 18350 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 18351 dataAppName, appId, seinfo, targetSdkVersion); 18352 } else { 18353 move = null; 18354 } 18355 18356 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 18357 18358 final Message msg = mHandler.obtainMessage(INIT_COPY); 18359 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 18360 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 18361 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 18362 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 18363 msg.obj = params; 18364 18365 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 18366 System.identityHashCode(msg.obj)); 18367 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 18368 System.identityHashCode(msg.obj)); 18369 18370 mHandler.sendMessage(msg); 18371 } 18372 18373 @Override 18374 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 18375 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 18376 18377 final int realMoveId = mNextMoveId.getAndIncrement(); 18378 final Bundle extras = new Bundle(); 18379 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 18380 mMoveCallbacks.notifyCreated(realMoveId, extras); 18381 18382 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 18383 @Override 18384 public void onCreated(int moveId, Bundle extras) { 18385 // Ignored 18386 } 18387 18388 @Override 18389 public void onStatusChanged(int moveId, int status, long estMillis) { 18390 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 18391 } 18392 }; 18393 18394 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18395 storage.setPrimaryStorageUuid(volumeUuid, callback); 18396 return realMoveId; 18397 } 18398 18399 @Override 18400 public int getMoveStatus(int moveId) { 18401 mContext.enforceCallingOrSelfPermission( 18402 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18403 return mMoveCallbacks.mLastStatus.get(moveId); 18404 } 18405 18406 @Override 18407 public void registerMoveCallback(IPackageMoveObserver callback) { 18408 mContext.enforceCallingOrSelfPermission( 18409 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18410 mMoveCallbacks.register(callback); 18411 } 18412 18413 @Override 18414 public void unregisterMoveCallback(IPackageMoveObserver callback) { 18415 mContext.enforceCallingOrSelfPermission( 18416 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18417 mMoveCallbacks.unregister(callback); 18418 } 18419 18420 @Override 18421 public boolean setInstallLocation(int loc) { 18422 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 18423 null); 18424 if (getInstallLocation() == loc) { 18425 return true; 18426 } 18427 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 18428 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 18429 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 18430 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 18431 return true; 18432 } 18433 return false; 18434 } 18435 18436 @Override 18437 public int getInstallLocation() { 18438 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 18439 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 18440 PackageHelper.APP_INSTALL_AUTO); 18441 } 18442 18443 /** Called by UserManagerService */ 18444 void cleanUpUser(UserManagerService userManager, int userHandle) { 18445 synchronized (mPackages) { 18446 mDirtyUsers.remove(userHandle); 18447 mUserNeedsBadging.delete(userHandle); 18448 mSettings.removeUserLPw(userHandle); 18449 mPendingBroadcasts.remove(userHandle); 18450 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 18451 } 18452 synchronized (mInstallLock) { 18453 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18454 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 18455 final String volumeUuid = vol.getFsUuid(); 18456 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 18457 try { 18458 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 18459 } catch (InstallerException e) { 18460 Slog.w(TAG, "Failed to remove user data", e); 18461 } 18462 } 18463 synchronized (mPackages) { 18464 removeUnusedPackagesLILPw(userManager, userHandle); 18465 } 18466 } 18467 } 18468 18469 /** 18470 * We're removing userHandle and would like to remove any downloaded packages 18471 * that are no longer in use by any other user. 18472 * @param userHandle the user being removed 18473 */ 18474 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 18475 final boolean DEBUG_CLEAN_APKS = false; 18476 int [] users = userManager.getUserIds(); 18477 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 18478 while (psit.hasNext()) { 18479 PackageSetting ps = psit.next(); 18480 if (ps.pkg == null) { 18481 continue; 18482 } 18483 final String packageName = ps.pkg.packageName; 18484 // Skip over if system app 18485 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 18486 continue; 18487 } 18488 if (DEBUG_CLEAN_APKS) { 18489 Slog.i(TAG, "Checking package " + packageName); 18490 } 18491 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 18492 if (keep) { 18493 if (DEBUG_CLEAN_APKS) { 18494 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 18495 } 18496 } else { 18497 for (int i = 0; i < users.length; i++) { 18498 if (users[i] != userHandle && ps.getInstalled(users[i])) { 18499 keep = true; 18500 if (DEBUG_CLEAN_APKS) { 18501 Slog.i(TAG, " Keeping package " + packageName + " for user " 18502 + users[i]); 18503 } 18504 break; 18505 } 18506 } 18507 } 18508 if (!keep) { 18509 if (DEBUG_CLEAN_APKS) { 18510 Slog.i(TAG, " Removing package " + packageName); 18511 } 18512 mHandler.post(new Runnable() { 18513 public void run() { 18514 deletePackageX(packageName, userHandle, 0); 18515 } //end run 18516 }); 18517 } 18518 } 18519 } 18520 18521 /** Called by UserManagerService */ 18522 void createNewUser(int userHandle) { 18523 synchronized (mInstallLock) { 18524 try { 18525 mInstaller.createUserConfig(userHandle); 18526 } catch (InstallerException e) { 18527 Slog.w(TAG, "Failed to create user config", e); 18528 } 18529 mSettings.createNewUserLI(this, mInstaller, userHandle); 18530 } 18531 synchronized (mPackages) { 18532 applyFactoryDefaultBrowserLPw(userHandle); 18533 primeDomainVerificationsLPw(userHandle); 18534 } 18535 } 18536 18537 void newUserCreated(final int userHandle) { 18538 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 18539 // If permission review for legacy apps is required, we represent 18540 // dagerous permissions for such apps as always granted runtime 18541 // permissions to keep per user flag state whether review is needed. 18542 // Hence, if a new user is added we have to propagate dangerous 18543 // permission grants for these legacy apps. 18544 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 18545 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 18546 | UPDATE_PERMISSIONS_REPLACE_ALL); 18547 } 18548 } 18549 18550 @Override 18551 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 18552 mContext.enforceCallingOrSelfPermission( 18553 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 18554 "Only package verification agents can read the verifier device identity"); 18555 18556 synchronized (mPackages) { 18557 return mSettings.getVerifierDeviceIdentityLPw(); 18558 } 18559 } 18560 18561 @Override 18562 public void setPermissionEnforced(String permission, boolean enforced) { 18563 // TODO: Now that we no longer change GID for storage, this should to away. 18564 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 18565 "setPermissionEnforced"); 18566 if (READ_EXTERNAL_STORAGE.equals(permission)) { 18567 synchronized (mPackages) { 18568 if (mSettings.mReadExternalStorageEnforced == null 18569 || mSettings.mReadExternalStorageEnforced != enforced) { 18570 mSettings.mReadExternalStorageEnforced = enforced; 18571 mSettings.writeLPr(); 18572 } 18573 } 18574 // kill any non-foreground processes so we restart them and 18575 // grant/revoke the GID. 18576 final IActivityManager am = ActivityManagerNative.getDefault(); 18577 if (am != null) { 18578 final long token = Binder.clearCallingIdentity(); 18579 try { 18580 am.killProcessesBelowForeground("setPermissionEnforcement"); 18581 } catch (RemoteException e) { 18582 } finally { 18583 Binder.restoreCallingIdentity(token); 18584 } 18585 } 18586 } else { 18587 throw new IllegalArgumentException("No selective enforcement for " + permission); 18588 } 18589 } 18590 18591 @Override 18592 @Deprecated 18593 public boolean isPermissionEnforced(String permission) { 18594 return true; 18595 } 18596 18597 @Override 18598 public boolean isStorageLow() { 18599 final long token = Binder.clearCallingIdentity(); 18600 try { 18601 final DeviceStorageMonitorInternal 18602 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 18603 if (dsm != null) { 18604 return dsm.isMemoryLow(); 18605 } else { 18606 return false; 18607 } 18608 } finally { 18609 Binder.restoreCallingIdentity(token); 18610 } 18611 } 18612 18613 @Override 18614 public IPackageInstaller getPackageInstaller() { 18615 return mInstallerService; 18616 } 18617 18618 private boolean userNeedsBadging(int userId) { 18619 int index = mUserNeedsBadging.indexOfKey(userId); 18620 if (index < 0) { 18621 final UserInfo userInfo; 18622 final long token = Binder.clearCallingIdentity(); 18623 try { 18624 userInfo = sUserManager.getUserInfo(userId); 18625 } finally { 18626 Binder.restoreCallingIdentity(token); 18627 } 18628 final boolean b; 18629 if (userInfo != null && userInfo.isManagedProfile()) { 18630 b = true; 18631 } else { 18632 b = false; 18633 } 18634 mUserNeedsBadging.put(userId, b); 18635 return b; 18636 } 18637 return mUserNeedsBadging.valueAt(index); 18638 } 18639 18640 @Override 18641 public KeySet getKeySetByAlias(String packageName, String alias) { 18642 if (packageName == null || alias == null) { 18643 return null; 18644 } 18645 synchronized(mPackages) { 18646 final PackageParser.Package pkg = mPackages.get(packageName); 18647 if (pkg == null) { 18648 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18649 throw new IllegalArgumentException("Unknown package: " + packageName); 18650 } 18651 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18652 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 18653 } 18654 } 18655 18656 @Override 18657 public KeySet getSigningKeySet(String packageName) { 18658 if (packageName == null) { 18659 return null; 18660 } 18661 synchronized(mPackages) { 18662 final PackageParser.Package pkg = mPackages.get(packageName); 18663 if (pkg == null) { 18664 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18665 throw new IllegalArgumentException("Unknown package: " + packageName); 18666 } 18667 if (pkg.applicationInfo.uid != Binder.getCallingUid() 18668 && Process.SYSTEM_UID != Binder.getCallingUid()) { 18669 throw new SecurityException("May not access signing KeySet of other apps."); 18670 } 18671 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18672 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 18673 } 18674 } 18675 18676 @Override 18677 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 18678 if (packageName == null || ks == null) { 18679 return false; 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 IBinder ksh = ks.getToken(); 18688 if (ksh instanceof KeySetHandle) { 18689 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18690 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 18691 } 18692 return false; 18693 } 18694 } 18695 18696 @Override 18697 public boolean isPackageSignedByKeySetExactly(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.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 18711 } 18712 return false; 18713 } 18714 } 18715 18716 private void deletePackageIfUnusedLPr(final String packageName) { 18717 PackageSetting ps = mSettings.mPackages.get(packageName); 18718 if (ps == null) { 18719 return; 18720 } 18721 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 18722 // TODO Implement atomic delete if package is unused 18723 // It is currently possible that the package will be deleted even if it is installed 18724 // after this method returns. 18725 mHandler.post(new Runnable() { 18726 public void run() { 18727 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 18728 } 18729 }); 18730 } 18731 } 18732 18733 /** 18734 * Check and throw if the given before/after packages would be considered a 18735 * downgrade. 18736 */ 18737 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 18738 throws PackageManagerException { 18739 if (after.versionCode < before.mVersionCode) { 18740 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18741 "Update version code " + after.versionCode + " is older than current " 18742 + before.mVersionCode); 18743 } else if (after.versionCode == before.mVersionCode) { 18744 if (after.baseRevisionCode < before.baseRevisionCode) { 18745 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18746 "Update base revision code " + after.baseRevisionCode 18747 + " is older than current " + before.baseRevisionCode); 18748 } 18749 18750 if (!ArrayUtils.isEmpty(after.splitNames)) { 18751 for (int i = 0; i < after.splitNames.length; i++) { 18752 final String splitName = after.splitNames[i]; 18753 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 18754 if (j != -1) { 18755 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 18756 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18757 "Update split " + splitName + " revision code " 18758 + after.splitRevisionCodes[i] + " is older than current " 18759 + before.splitRevisionCodes[j]); 18760 } 18761 } 18762 } 18763 } 18764 } 18765 } 18766 18767 private static class MoveCallbacks extends Handler { 18768 private static final int MSG_CREATED = 1; 18769 private static final int MSG_STATUS_CHANGED = 2; 18770 18771 private final RemoteCallbackList<IPackageMoveObserver> 18772 mCallbacks = new RemoteCallbackList<>(); 18773 18774 private final SparseIntArray mLastStatus = new SparseIntArray(); 18775 18776 public MoveCallbacks(Looper looper) { 18777 super(looper); 18778 } 18779 18780 public void register(IPackageMoveObserver callback) { 18781 mCallbacks.register(callback); 18782 } 18783 18784 public void unregister(IPackageMoveObserver callback) { 18785 mCallbacks.unregister(callback); 18786 } 18787 18788 @Override 18789 public void handleMessage(Message msg) { 18790 final SomeArgs args = (SomeArgs) msg.obj; 18791 final int n = mCallbacks.beginBroadcast(); 18792 for (int i = 0; i < n; i++) { 18793 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 18794 try { 18795 invokeCallback(callback, msg.what, args); 18796 } catch (RemoteException ignored) { 18797 } 18798 } 18799 mCallbacks.finishBroadcast(); 18800 args.recycle(); 18801 } 18802 18803 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 18804 throws RemoteException { 18805 switch (what) { 18806 case MSG_CREATED: { 18807 callback.onCreated(args.argi1, (Bundle) args.arg2); 18808 break; 18809 } 18810 case MSG_STATUS_CHANGED: { 18811 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 18812 break; 18813 } 18814 } 18815 } 18816 18817 private void notifyCreated(int moveId, Bundle extras) { 18818 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 18819 18820 final SomeArgs args = SomeArgs.obtain(); 18821 args.argi1 = moveId; 18822 args.arg2 = extras; 18823 obtainMessage(MSG_CREATED, args).sendToTarget(); 18824 } 18825 18826 private void notifyStatusChanged(int moveId, int status) { 18827 notifyStatusChanged(moveId, status, -1); 18828 } 18829 18830 private void notifyStatusChanged(int moveId, int status, long estMillis) { 18831 Slog.v(TAG, "Move " + moveId + " status " + status); 18832 18833 final SomeArgs args = SomeArgs.obtain(); 18834 args.argi1 = moveId; 18835 args.argi2 = status; 18836 args.arg3 = estMillis; 18837 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 18838 18839 synchronized (mLastStatus) { 18840 mLastStatus.put(moveId, status); 18841 } 18842 } 18843 } 18844 18845 private final static class OnPermissionChangeListeners extends Handler { 18846 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 18847 18848 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 18849 new RemoteCallbackList<>(); 18850 18851 public OnPermissionChangeListeners(Looper looper) { 18852 super(looper); 18853 } 18854 18855 @Override 18856 public void handleMessage(Message msg) { 18857 switch (msg.what) { 18858 case MSG_ON_PERMISSIONS_CHANGED: { 18859 final int uid = msg.arg1; 18860 handleOnPermissionsChanged(uid); 18861 } break; 18862 } 18863 } 18864 18865 public void addListenerLocked(IOnPermissionsChangeListener listener) { 18866 mPermissionListeners.register(listener); 18867 18868 } 18869 18870 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 18871 mPermissionListeners.unregister(listener); 18872 } 18873 18874 public void onPermissionsChanged(int uid) { 18875 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 18876 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 18877 } 18878 } 18879 18880 private void handleOnPermissionsChanged(int uid) { 18881 final int count = mPermissionListeners.beginBroadcast(); 18882 try { 18883 for (int i = 0; i < count; i++) { 18884 IOnPermissionsChangeListener callback = mPermissionListeners 18885 .getBroadcastItem(i); 18886 try { 18887 callback.onPermissionsChanged(uid); 18888 } catch (RemoteException e) { 18889 Log.e(TAG, "Permission listener is dead", e); 18890 } 18891 } 18892 } finally { 18893 mPermissionListeners.finishBroadcast(); 18894 } 18895 } 18896 } 18897 18898 private class PackageManagerInternalImpl extends PackageManagerInternal { 18899 @Override 18900 public void setLocationPackagesProvider(PackagesProvider provider) { 18901 synchronized (mPackages) { 18902 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 18903 } 18904 } 18905 18906 @Override 18907 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 18908 synchronized (mPackages) { 18909 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 18910 } 18911 } 18912 18913 @Override 18914 public void setSmsAppPackagesProvider(PackagesProvider provider) { 18915 synchronized (mPackages) { 18916 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 18917 } 18918 } 18919 18920 @Override 18921 public void setDialerAppPackagesProvider(PackagesProvider provider) { 18922 synchronized (mPackages) { 18923 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 18924 } 18925 } 18926 18927 @Override 18928 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 18929 synchronized (mPackages) { 18930 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 18931 } 18932 } 18933 18934 @Override 18935 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 18936 synchronized (mPackages) { 18937 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 18938 } 18939 } 18940 18941 @Override 18942 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 18943 synchronized (mPackages) { 18944 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 18945 packageName, userId); 18946 } 18947 } 18948 18949 @Override 18950 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 18951 synchronized (mPackages) { 18952 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 18953 packageName, userId); 18954 } 18955 } 18956 18957 @Override 18958 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 18959 synchronized (mPackages) { 18960 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 18961 packageName, userId); 18962 } 18963 } 18964 18965 @Override 18966 public void setKeepUninstalledPackages(final List<String> packageList) { 18967 Preconditions.checkNotNull(packageList); 18968 List<String> removedFromList = null; 18969 synchronized (mPackages) { 18970 if (mKeepUninstalledPackages != null) { 18971 final int packagesCount = mKeepUninstalledPackages.size(); 18972 for (int i = 0; i < packagesCount; i++) { 18973 String oldPackage = mKeepUninstalledPackages.get(i); 18974 if (packageList != null && packageList.contains(oldPackage)) { 18975 continue; 18976 } 18977 if (removedFromList == null) { 18978 removedFromList = new ArrayList<>(); 18979 } 18980 removedFromList.add(oldPackage); 18981 } 18982 } 18983 mKeepUninstalledPackages = new ArrayList<>(packageList); 18984 if (removedFromList != null) { 18985 final int removedCount = removedFromList.size(); 18986 for (int i = 0; i < removedCount; i++) { 18987 deletePackageIfUnusedLPr(removedFromList.get(i)); 18988 } 18989 } 18990 } 18991 } 18992 18993 @Override 18994 public boolean isPermissionsReviewRequired(String packageName, int userId) { 18995 synchronized (mPackages) { 18996 // If we do not support permission review, done. 18997 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 18998 return false; 18999 } 19000 19001 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 19002 if (packageSetting == null) { 19003 return false; 19004 } 19005 19006 // Permission review applies only to apps not supporting the new permission model. 19007 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 19008 return false; 19009 } 19010 19011 // Legacy apps have the permission and get user consent on launch. 19012 PermissionsState permissionsState = packageSetting.getPermissionsState(); 19013 return permissionsState.isPermissionReviewRequired(userId); 19014 } 19015 } 19016 } 19017 19018 @Override 19019 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 19020 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 19021 synchronized (mPackages) { 19022 final long identity = Binder.clearCallingIdentity(); 19023 try { 19024 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 19025 packageNames, userId); 19026 } finally { 19027 Binder.restoreCallingIdentity(identity); 19028 } 19029 } 19030 } 19031 19032 private static void enforceSystemOrPhoneCaller(String tag) { 19033 int callingUid = Binder.getCallingUid(); 19034 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 19035 throw new SecurityException( 19036 "Cannot call " + tag + " from UID " + callingUid); 19037 } 19038 } 19039 19040 boolean isHistoricalPackageUsageAvailable() { 19041 return mPackageUsage.isHistoricalPackageUsageAvailable(); 19042 } 19043} 19044