PackageManagerService.java revision a440d94d0ffe084026b24a16f7684efe1b1baff8
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 45import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 61import static android.content.pm.PackageManager.MATCH_ALL; 62import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 63import static android.content.pm.PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 64import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 65import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 66import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 67import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 68import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 69import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 70import static android.content.pm.PackageManager.PERMISSION_DENIED; 71import static android.content.pm.PackageManager.PERMISSION_GRANTED; 72import static android.content.pm.PackageParser.isApkFile; 73import static android.os.Process.PACKAGE_INFO_GID; 74import static android.os.Process.SYSTEM_UID; 75import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 76import static android.system.OsConstants.O_CREAT; 77import static android.system.OsConstants.O_RDWR; 78 79import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 80import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 81import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 82import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 83import static com.android.internal.util.ArrayUtils.appendInt; 84import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 85import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 86import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 87import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 88import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 89import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 90import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 91import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 92import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 93 94import android.Manifest; 95import android.annotation.NonNull; 96import android.annotation.Nullable; 97import android.app.ActivityManager; 98import android.app.ActivityManagerNative; 99import android.app.AppGlobals; 100import android.app.IActivityManager; 101import android.app.admin.IDevicePolicyManager; 102import android.app.backup.IBackupManager; 103import android.content.BroadcastReceiver; 104import android.content.ComponentName; 105import android.content.Context; 106import android.content.IIntentReceiver; 107import android.content.Intent; 108import android.content.IntentFilter; 109import android.content.IntentSender; 110import android.content.IntentSender.SendIntentException; 111import android.content.ServiceConnection; 112import android.content.pm.ActivityInfo; 113import android.content.pm.ApplicationInfo; 114import android.content.pm.AppsQueryHelper; 115import android.content.pm.ComponentInfo; 116import android.content.pm.EphemeralApplicationInfo; 117import android.content.pm.EphemeralResolveInfo; 118import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 119import android.content.pm.FeatureInfo; 120import android.content.pm.IOnPermissionsChangeListener; 121import android.content.pm.IPackageDataObserver; 122import android.content.pm.IPackageDeleteObserver; 123import android.content.pm.IPackageDeleteObserver2; 124import android.content.pm.IPackageInstallObserver2; 125import android.content.pm.IPackageInstaller; 126import android.content.pm.IPackageManager; 127import android.content.pm.IPackageMoveObserver; 128import android.content.pm.IPackageStatsObserver; 129import android.content.pm.InstrumentationInfo; 130import android.content.pm.IntentFilterVerificationInfo; 131import android.content.pm.KeySet; 132import android.content.pm.PackageCleanItem; 133import android.content.pm.PackageInfo; 134import android.content.pm.PackageInfoLite; 135import android.content.pm.PackageInstaller; 136import android.content.pm.PackageManager; 137import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 138import android.content.pm.PackageManagerInternal; 139import android.content.pm.PackageParser; 140import android.content.pm.PackageParser.ActivityIntentInfo; 141import android.content.pm.PackageParser.PackageLite; 142import android.content.pm.PackageParser.PackageParserException; 143import android.content.pm.PackageStats; 144import android.content.pm.PackageUserState; 145import android.content.pm.ParceledListSlice; 146import android.content.pm.PermissionGroupInfo; 147import android.content.pm.PermissionInfo; 148import android.content.pm.ProviderInfo; 149import android.content.pm.ResolveInfo; 150import android.content.pm.ServiceInfo; 151import android.content.pm.Signature; 152import android.content.pm.UserInfo; 153import android.content.pm.VerificationParams; 154import android.content.pm.VerifierDeviceIdentity; 155import android.content.pm.VerifierInfo; 156import android.content.res.Resources; 157import android.graphics.Bitmap; 158import android.hardware.display.DisplayManager; 159import android.net.Uri; 160import android.os.Binder; 161import android.os.Build; 162import android.os.Bundle; 163import android.os.Debug; 164import android.os.Environment; 165import android.os.Environment.UserEnvironment; 166import android.os.FileUtils; 167import android.os.Handler; 168import android.os.IBinder; 169import android.os.Looper; 170import android.os.Message; 171import android.os.Parcel; 172import android.os.ParcelFileDescriptor; 173import android.os.Process; 174import android.os.RemoteCallbackList; 175import android.os.RemoteException; 176import android.os.ResultReceiver; 177import android.os.SELinux; 178import android.os.ServiceManager; 179import android.os.SystemClock; 180import android.os.SystemProperties; 181import android.os.Trace; 182import android.os.UserHandle; 183import android.os.UserManager; 184import android.os.storage.IMountService; 185import android.os.storage.MountServiceInternal; 186import android.os.storage.StorageEventListener; 187import android.os.storage.StorageManager; 188import android.os.storage.VolumeInfo; 189import android.os.storage.VolumeRecord; 190import android.security.KeyStore; 191import android.security.SystemKeyStore; 192import android.system.ErrnoException; 193import android.system.Os; 194import android.system.StructStat; 195import android.text.TextUtils; 196import android.text.format.DateUtils; 197import android.util.ArrayMap; 198import android.util.ArraySet; 199import android.util.AtomicFile; 200import android.util.DisplayMetrics; 201import android.util.EventLog; 202import android.util.ExceptionUtils; 203import android.util.Log; 204import android.util.LogPrinter; 205import android.util.MathUtils; 206import android.util.PrintStreamPrinter; 207import android.util.Slog; 208import android.util.SparseArray; 209import android.util.SparseBooleanArray; 210import android.util.SparseIntArray; 211import android.util.Xml; 212import android.view.Display; 213 214import com.android.internal.R; 215import com.android.internal.annotations.GuardedBy; 216import com.android.internal.app.IMediaContainerService; 217import com.android.internal.app.ResolverActivity; 218import com.android.internal.content.NativeLibraryHelper; 219import com.android.internal.content.PackageHelper; 220import com.android.internal.os.IParcelFileDescriptorFactory; 221import com.android.internal.os.SomeArgs; 222import com.android.internal.os.Zygote; 223import com.android.internal.util.ArrayUtils; 224import com.android.internal.util.FastPrintWriter; 225import com.android.internal.util.FastXmlSerializer; 226import com.android.internal.util.IndentingPrintWriter; 227import com.android.internal.util.Preconditions; 228import com.android.server.EventLogTags; 229import com.android.server.FgThread; 230import com.android.server.IntentResolver; 231import com.android.server.LocalServices; 232import com.android.server.ServiceThread; 233import com.android.server.SystemConfig; 234import com.android.server.Watchdog; 235import com.android.server.pm.PermissionsState.PermissionState; 236import com.android.server.pm.Settings.DatabaseVersion; 237import com.android.server.pm.Settings.VersionInfo; 238import com.android.server.storage.DeviceStorageMonitorInternal; 239 240import dalvik.system.DexFile; 241import dalvik.system.VMRuntime; 242 243import libcore.io.IoUtils; 244import libcore.util.EmptyArray; 245 246import org.xmlpull.v1.XmlPullParser; 247import org.xmlpull.v1.XmlPullParserException; 248import org.xmlpull.v1.XmlSerializer; 249 250import java.io.BufferedInputStream; 251import java.io.BufferedOutputStream; 252import java.io.BufferedReader; 253import java.io.ByteArrayInputStream; 254import java.io.ByteArrayOutputStream; 255import java.io.File; 256import java.io.FileDescriptor; 257import java.io.FileNotFoundException; 258import java.io.FileOutputStream; 259import java.io.FileReader; 260import java.io.FilenameFilter; 261import java.io.IOException; 262import java.io.InputStream; 263import java.io.PrintWriter; 264import java.nio.charset.StandardCharsets; 265import java.security.MessageDigest; 266import java.security.NoSuchAlgorithmException; 267import java.security.PublicKey; 268import java.security.cert.CertificateEncodingException; 269import java.security.cert.CertificateException; 270import java.text.SimpleDateFormat; 271import java.util.ArrayList; 272import java.util.Arrays; 273import java.util.Collection; 274import java.util.Collections; 275import java.util.Comparator; 276import java.util.Date; 277import java.util.Iterator; 278import java.util.List; 279import java.util.Map; 280import java.util.Objects; 281import java.util.Set; 282import java.util.concurrent.CountDownLatch; 283import java.util.concurrent.TimeUnit; 284import java.util.concurrent.atomic.AtomicBoolean; 285import java.util.concurrent.atomic.AtomicInteger; 286import java.util.concurrent.atomic.AtomicLong; 287 288/** 289 * Keep track of all those .apks everywhere. 290 * 291 * This is very central to the platform's security; please run the unit 292 * tests whenever making modifications here: 293 * 294runtest -c android.content.pm.PackageManagerTests frameworks-core 295 * 296 * {@hide} 297 */ 298public class PackageManagerService extends IPackageManager.Stub { 299 static final String TAG = "PackageManager"; 300 static final boolean DEBUG_SETTINGS = false; 301 static final boolean DEBUG_PREFERRED = false; 302 static final boolean DEBUG_UPGRADE = false; 303 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 304 private static final boolean DEBUG_BACKUP = false; 305 private static final boolean DEBUG_INSTALL = false; 306 private static final boolean DEBUG_REMOVE = false; 307 private static final boolean DEBUG_BROADCASTS = false; 308 private static final boolean DEBUG_SHOW_INFO = false; 309 private static final boolean DEBUG_PACKAGE_INFO = false; 310 private static final boolean DEBUG_INTENT_MATCHING = false; 311 private static final boolean DEBUG_PACKAGE_SCANNING = false; 312 private static final boolean DEBUG_VERIFY = false; 313 private static final boolean DEBUG_DEXOPT = false; 314 private static final boolean DEBUG_ABI_SELECTION = false; 315 private static final boolean DEBUG_EPHEMERAL = false; 316 private static final boolean DEBUG_TRIAGED_MISSING = false; 317 318 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 319 320 private static final int RADIO_UID = Process.PHONE_UID; 321 private static final int LOG_UID = Process.LOG_UID; 322 private static final int NFC_UID = Process.NFC_UID; 323 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 324 private static final int SHELL_UID = Process.SHELL_UID; 325 326 // Cap the size of permission trees that 3rd party apps can define 327 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 328 329 // Suffix used during package installation when copying/moving 330 // package apks to install directory. 331 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 332 333 static final int SCAN_NO_DEX = 1<<1; 334 static final int SCAN_FORCE_DEX = 1<<2; 335 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 336 static final int SCAN_NEW_INSTALL = 1<<4; 337 static final int SCAN_NO_PATHS = 1<<5; 338 static final int SCAN_UPDATE_TIME = 1<<6; 339 static final int SCAN_DEFER_DEX = 1<<7; 340 static final int SCAN_BOOTING = 1<<8; 341 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 342 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 343 static final int SCAN_REPLACING = 1<<11; 344 static final int SCAN_REQUIRE_KNOWN = 1<<12; 345 static final int SCAN_MOVE = 1<<13; 346 static final int SCAN_INITIAL = 1<<14; 347 348 static final int REMOVE_CHATTY = 1<<16; 349 350 private static final int[] EMPTY_INT_ARRAY = new int[0]; 351 352 /** 353 * Timeout (in milliseconds) after which the watchdog should declare that 354 * our handler thread is wedged. The usual default for such things is one 355 * minute but we sometimes do very lengthy I/O operations on this thread, 356 * such as installing multi-gigabyte applications, so ours needs to be longer. 357 */ 358 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 359 360 /** 361 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 362 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 363 * settings entry if available, otherwise we use the hardcoded default. If it's been 364 * more than this long since the last fstrim, we force one during the boot sequence. 365 * 366 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 367 * one gets run at the next available charging+idle time. This final mandatory 368 * no-fstrim check kicks in only of the other scheduling criteria is never met. 369 */ 370 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 371 372 /** 373 * Whether verification is enabled by default. 374 */ 375 private static final boolean DEFAULT_VERIFY_ENABLE = true; 376 377 /** 378 * The default maximum time to wait for the verification agent to return in 379 * milliseconds. 380 */ 381 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 382 383 /** 384 * The default response for package verification timeout. 385 * 386 * This can be either PackageManager.VERIFICATION_ALLOW or 387 * PackageManager.VERIFICATION_REJECT. 388 */ 389 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 390 391 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 392 393 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 394 DEFAULT_CONTAINER_PACKAGE, 395 "com.android.defcontainer.DefaultContainerService"); 396 397 private static final String KILL_APP_REASON_GIDS_CHANGED = 398 "permission grant or revoke changed gids"; 399 400 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 401 "permissions revoked"; 402 403 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 404 405 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 406 407 /** Permission grant: not grant the permission. */ 408 private static final int GRANT_DENIED = 1; 409 410 /** Permission grant: grant the permission as an install permission. */ 411 private static final int GRANT_INSTALL = 2; 412 413 /** Permission grant: grant the permission as a runtime one. */ 414 private static final int GRANT_RUNTIME = 3; 415 416 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 417 private static final int GRANT_UPGRADE = 4; 418 419 /** Canonical intent used to identify what counts as a "web browser" app */ 420 private static final Intent sBrowserIntent; 421 static { 422 sBrowserIntent = new Intent(); 423 sBrowserIntent.setAction(Intent.ACTION_VIEW); 424 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 425 sBrowserIntent.setData(Uri.parse("http:")); 426 } 427 428 final ServiceThread mHandlerThread; 429 430 final PackageHandler mHandler; 431 432 /** 433 * Messages for {@link #mHandler} that need to wait for system ready before 434 * being dispatched. 435 */ 436 private ArrayList<Message> mPostSystemReadyMessages; 437 438 final int mSdkVersion = Build.VERSION.SDK_INT; 439 440 final Context mContext; 441 final boolean mFactoryTest; 442 final boolean mOnlyCore; 443 final DisplayMetrics mMetrics; 444 final int mDefParseFlags; 445 final String[] mSeparateProcesses; 446 final boolean mIsUpgrade; 447 448 /** The location for ASEC container files on internal storage. */ 449 final String mAsecInternalPath; 450 451 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 452 // LOCK HELD. Can be called with mInstallLock held. 453 @GuardedBy("mInstallLock") 454 final Installer mInstaller; 455 456 /** Directory where installed third-party apps stored */ 457 final File mAppInstallDir; 458 final File mEphemeralInstallDir; 459 460 /** 461 * Directory to which applications installed internally have their 462 * 32 bit native libraries copied. 463 */ 464 private File mAppLib32InstallDir; 465 466 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 467 // apps. 468 final File mDrmAppPrivateInstallDir; 469 470 // ---------------------------------------------------------------- 471 472 // Lock for state used when installing and doing other long running 473 // operations. Methods that must be called with this lock held have 474 // the suffix "LI". 475 final Object mInstallLock = new Object(); 476 477 // ---------------------------------------------------------------- 478 479 // Keys are String (package name), values are Package. This also serves 480 // as the lock for the global state. Methods that must be called with 481 // this lock held have the prefix "LP". 482 @GuardedBy("mPackages") 483 final ArrayMap<String, PackageParser.Package> mPackages = 484 new ArrayMap<String, PackageParser.Package>(); 485 486 // Tracks available target package names -> overlay package paths. 487 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 488 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 489 490 /** 491 * Tracks new system packages [received in an OTA] that we expect to 492 * find updated user-installed versions. Keys are package name, values 493 * are package location. 494 */ 495 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 496 497 /** 498 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 499 */ 500 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 501 /** 502 * Whether or not system app permissions should be promoted from install to runtime. 503 */ 504 boolean mPromoteSystemApps; 505 506 final Settings mSettings; 507 boolean mRestoredSettings; 508 509 // System configuration read by SystemConfig. 510 final int[] mGlobalGids; 511 final SparseArray<ArraySet<String>> mSystemPermissions; 512 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 513 514 // If mac_permissions.xml was found for seinfo labeling. 515 boolean mFoundPolicyFile; 516 517 // If a recursive restorecon of /data/data/<pkg> is needed. 518 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 519 520 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 521 522 public static final class SharedLibraryEntry { 523 public final String path; 524 public final String apk; 525 526 SharedLibraryEntry(String _path, String _apk) { 527 path = _path; 528 apk = _apk; 529 } 530 } 531 532 // Currently known shared libraries. 533 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 534 new ArrayMap<String, SharedLibraryEntry>(); 535 536 // All available activities, for your resolving pleasure. 537 final ActivityIntentResolver mActivities = 538 new ActivityIntentResolver(); 539 540 // All available receivers, for your resolving pleasure. 541 final ActivityIntentResolver mReceivers = 542 new ActivityIntentResolver(); 543 544 // All available services, for your resolving pleasure. 545 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 546 547 // All available providers, for your resolving pleasure. 548 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 549 550 // Mapping from provider base names (first directory in content URI codePath) 551 // to the provider information. 552 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 553 new ArrayMap<String, PackageParser.Provider>(); 554 555 // Mapping from instrumentation class names to info about them. 556 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 557 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 558 559 // Mapping from permission names to info about them. 560 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 561 new ArrayMap<String, PackageParser.PermissionGroup>(); 562 563 // Packages whose data we have transfered into another package, thus 564 // should no longer exist. 565 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 566 567 // Broadcast actions that are only available to the system. 568 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 569 570 /** List of packages waiting for verification. */ 571 final SparseArray<PackageVerificationState> mPendingVerification 572 = new SparseArray<PackageVerificationState>(); 573 574 /** Set of packages associated with each app op permission. */ 575 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 576 577 final PackageInstallerService mInstallerService; 578 579 private final PackageDexOptimizer mPackageDexOptimizer; 580 581 private AtomicInteger mNextMoveId = new AtomicInteger(); 582 private final MoveCallbacks mMoveCallbacks; 583 584 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 585 586 // Cache of users who need badging. 587 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 588 589 /** Token for keys in mPendingVerification. */ 590 private int mPendingVerificationToken = 0; 591 592 volatile boolean mSystemReady; 593 volatile boolean mSafeMode; 594 volatile boolean mHasSystemUidErrors; 595 596 ApplicationInfo mAndroidApplication; 597 final ActivityInfo mResolveActivity = new ActivityInfo(); 598 final ResolveInfo mResolveInfo = new ResolveInfo(); 599 ComponentName mResolveComponentName; 600 PackageParser.Package mPlatformPackage; 601 ComponentName mCustomResolverComponentName; 602 603 boolean mResolverReplaced = false; 604 605 private final @Nullable ComponentName mIntentFilterVerifierComponent; 606 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 607 608 private int mIntentFilterVerificationToken = 0; 609 610 /** Component that knows whether or not an ephemeral application exists */ 611 final ComponentName mEphemeralResolverComponent; 612 /** The service connection to the ephemeral resolver */ 613 final EphemeralResolverConnection mEphemeralResolverConnection; 614 615 /** Component used to install ephemeral applications */ 616 final ComponentName mEphemeralInstallerComponent; 617 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 618 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 619 620 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 621 = new SparseArray<IntentFilterVerificationState>(); 622 623 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 624 new DefaultPermissionGrantPolicy(this); 625 626 // List of packages names to keep cached, even if they are uninstalled for all users 627 private List<String> mKeepUninstalledPackages; 628 629 private static class IFVerificationParams { 630 PackageParser.Package pkg; 631 boolean replacing; 632 int userId; 633 int verifierUid; 634 635 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 636 int _userId, int _verifierUid) { 637 pkg = _pkg; 638 replacing = _replacing; 639 userId = _userId; 640 replacing = _replacing; 641 verifierUid = _verifierUid; 642 } 643 } 644 645 private interface IntentFilterVerifier<T extends IntentFilter> { 646 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 647 T filter, String packageName); 648 void startVerifications(int userId); 649 void receiveVerificationResponse(int verificationId); 650 } 651 652 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 653 private Context mContext; 654 private ComponentName mIntentFilterVerifierComponent; 655 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 656 657 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 658 mContext = context; 659 mIntentFilterVerifierComponent = verifierComponent; 660 } 661 662 private String getDefaultScheme() { 663 return IntentFilter.SCHEME_HTTPS; 664 } 665 666 @Override 667 public void startVerifications(int userId) { 668 // Launch verifications requests 669 int count = mCurrentIntentFilterVerifications.size(); 670 for (int n=0; n<count; n++) { 671 int verificationId = mCurrentIntentFilterVerifications.get(n); 672 final IntentFilterVerificationState ivs = 673 mIntentFilterVerificationStates.get(verificationId); 674 675 String packageName = ivs.getPackageName(); 676 677 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 678 final int filterCount = filters.size(); 679 ArraySet<String> domainsSet = new ArraySet<>(); 680 for (int m=0; m<filterCount; m++) { 681 PackageParser.ActivityIntentInfo filter = filters.get(m); 682 domainsSet.addAll(filter.getHostsList()); 683 } 684 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 685 synchronized (mPackages) { 686 if (mSettings.createIntentFilterVerificationIfNeededLPw( 687 packageName, domainsList) != null) { 688 scheduleWriteSettingsLocked(); 689 } 690 } 691 sendVerificationRequest(userId, verificationId, ivs); 692 } 693 mCurrentIntentFilterVerifications.clear(); 694 } 695 696 private void sendVerificationRequest(int userId, int verificationId, 697 IntentFilterVerificationState ivs) { 698 699 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 700 verificationIntent.putExtra( 701 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 702 verificationId); 703 verificationIntent.putExtra( 704 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 705 getDefaultScheme()); 706 verificationIntent.putExtra( 707 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 708 ivs.getHostsString()); 709 verificationIntent.putExtra( 710 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 711 ivs.getPackageName()); 712 verificationIntent.setComponent(mIntentFilterVerifierComponent); 713 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 714 715 UserHandle user = new UserHandle(userId); 716 mContext.sendBroadcastAsUser(verificationIntent, user); 717 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 718 "Sending IntentFilter verification broadcast"); 719 } 720 721 public void receiveVerificationResponse(int verificationId) { 722 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 723 724 final boolean verified = ivs.isVerified(); 725 726 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 727 final int count = filters.size(); 728 if (DEBUG_DOMAIN_VERIFICATION) { 729 Slog.i(TAG, "Received verification response " + verificationId 730 + " for " + count + " filters, verified=" + verified); 731 } 732 for (int n=0; n<count; n++) { 733 PackageParser.ActivityIntentInfo filter = filters.get(n); 734 filter.setVerified(verified); 735 736 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 737 + " verified with result:" + verified + " and hosts:" 738 + ivs.getHostsString()); 739 } 740 741 mIntentFilterVerificationStates.remove(verificationId); 742 743 final String packageName = ivs.getPackageName(); 744 IntentFilterVerificationInfo ivi = null; 745 746 synchronized (mPackages) { 747 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 748 } 749 if (ivi == null) { 750 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 751 + verificationId + " packageName:" + packageName); 752 return; 753 } 754 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 755 "Updating IntentFilterVerificationInfo for package " + packageName 756 +" verificationId:" + verificationId); 757 758 synchronized (mPackages) { 759 if (verified) { 760 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 761 } else { 762 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 763 } 764 scheduleWriteSettingsLocked(); 765 766 final int userId = ivs.getUserId(); 767 if (userId != UserHandle.USER_ALL) { 768 final int userStatus = 769 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 770 771 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 772 boolean needUpdate = false; 773 774 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 775 // already been set by the User thru the Disambiguation dialog 776 switch (userStatus) { 777 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 778 if (verified) { 779 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 780 } else { 781 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 782 } 783 needUpdate = true; 784 break; 785 786 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 787 if (verified) { 788 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 789 needUpdate = true; 790 } 791 break; 792 793 default: 794 // Nothing to do 795 } 796 797 if (needUpdate) { 798 mSettings.updateIntentFilterVerificationStatusLPw( 799 packageName, updatedStatus, userId); 800 scheduleWritePackageRestrictionsLocked(userId); 801 } 802 } 803 } 804 } 805 806 @Override 807 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 808 ActivityIntentInfo filter, String packageName) { 809 if (!hasValidDomains(filter)) { 810 return false; 811 } 812 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 813 if (ivs == null) { 814 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 815 packageName); 816 } 817 if (DEBUG_DOMAIN_VERIFICATION) { 818 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 819 } 820 ivs.addFilter(filter); 821 return true; 822 } 823 824 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 825 int userId, int verificationId, String packageName) { 826 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 827 verifierUid, userId, packageName); 828 ivs.setPendingState(); 829 synchronized (mPackages) { 830 mIntentFilterVerificationStates.append(verificationId, ivs); 831 mCurrentIntentFilterVerifications.add(verificationId); 832 } 833 return ivs; 834 } 835 } 836 837 private static boolean hasValidDomains(ActivityIntentInfo filter) { 838 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 839 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 840 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 841 } 842 843 // Set of pending broadcasts for aggregating enable/disable of components. 844 static class PendingPackageBroadcasts { 845 // for each user id, a map of <package name -> components within that package> 846 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 847 848 public PendingPackageBroadcasts() { 849 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 850 } 851 852 public ArrayList<String> get(int userId, String packageName) { 853 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 854 return packages.get(packageName); 855 } 856 857 public void put(int userId, String packageName, ArrayList<String> components) { 858 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 859 packages.put(packageName, components); 860 } 861 862 public void remove(int userId, String packageName) { 863 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 864 if (packages != null) { 865 packages.remove(packageName); 866 } 867 } 868 869 public void remove(int userId) { 870 mUidMap.remove(userId); 871 } 872 873 public int userIdCount() { 874 return mUidMap.size(); 875 } 876 877 public int userIdAt(int n) { 878 return mUidMap.keyAt(n); 879 } 880 881 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 882 return mUidMap.get(userId); 883 } 884 885 public int size() { 886 // total number of pending broadcast entries across all userIds 887 int num = 0; 888 for (int i = 0; i< mUidMap.size(); i++) { 889 num += mUidMap.valueAt(i).size(); 890 } 891 return num; 892 } 893 894 public void clear() { 895 mUidMap.clear(); 896 } 897 898 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 899 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 900 if (map == null) { 901 map = new ArrayMap<String, ArrayList<String>>(); 902 mUidMap.put(userId, map); 903 } 904 return map; 905 } 906 } 907 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 908 909 // Service Connection to remote media container service to copy 910 // package uri's from external media onto secure containers 911 // or internal storage. 912 private IMediaContainerService mContainerService = null; 913 914 static final int SEND_PENDING_BROADCAST = 1; 915 static final int MCS_BOUND = 3; 916 static final int END_COPY = 4; 917 static final int INIT_COPY = 5; 918 static final int MCS_UNBIND = 6; 919 static final int START_CLEANING_PACKAGE = 7; 920 static final int FIND_INSTALL_LOC = 8; 921 static final int POST_INSTALL = 9; 922 static final int MCS_RECONNECT = 10; 923 static final int MCS_GIVE_UP = 11; 924 static final int UPDATED_MEDIA_STATUS = 12; 925 static final int WRITE_SETTINGS = 13; 926 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 927 static final int PACKAGE_VERIFIED = 15; 928 static final int CHECK_PENDING_VERIFICATION = 16; 929 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 930 static final int INTENT_FILTER_VERIFIED = 18; 931 932 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 933 934 // Delay time in millisecs 935 static final int BROADCAST_DELAY = 10 * 1000; 936 937 static UserManagerService sUserManager; 938 939 // Stores a list of users whose package restrictions file needs to be updated 940 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 941 942 final private DefaultContainerConnection mDefContainerConn = 943 new DefaultContainerConnection(); 944 class DefaultContainerConnection implements ServiceConnection { 945 public void onServiceConnected(ComponentName name, IBinder service) { 946 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 947 IMediaContainerService imcs = 948 IMediaContainerService.Stub.asInterface(service); 949 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 950 } 951 952 public void onServiceDisconnected(ComponentName name) { 953 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 954 } 955 } 956 957 // Recordkeeping of restore-after-install operations that are currently in flight 958 // between the Package Manager and the Backup Manager 959 static class PostInstallData { 960 public InstallArgs args; 961 public PackageInstalledInfo res; 962 963 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 964 args = _a; 965 res = _r; 966 } 967 } 968 969 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 970 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 971 972 // XML tags for backup/restore of various bits of state 973 private static final String TAG_PREFERRED_BACKUP = "pa"; 974 private static final String TAG_DEFAULT_APPS = "da"; 975 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 976 977 final @Nullable String mRequiredVerifierPackage; 978 final @Nullable String mRequiredInstallerPackage; 979 980 private final PackageUsage mPackageUsage = new PackageUsage(); 981 982 private class PackageUsage { 983 private static final int WRITE_INTERVAL 984 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 985 986 private final Object mFileLock = new Object(); 987 private final AtomicLong mLastWritten = new AtomicLong(0); 988 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 989 990 private boolean mIsHistoricalPackageUsageAvailable = true; 991 992 boolean isHistoricalPackageUsageAvailable() { 993 return mIsHistoricalPackageUsageAvailable; 994 } 995 996 void write(boolean force) { 997 if (force) { 998 writeInternal(); 999 return; 1000 } 1001 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 1002 && !DEBUG_DEXOPT) { 1003 return; 1004 } 1005 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1006 new Thread("PackageUsage_DiskWriter") { 1007 @Override 1008 public void run() { 1009 try { 1010 writeInternal(); 1011 } finally { 1012 mBackgroundWriteRunning.set(false); 1013 } 1014 } 1015 }.start(); 1016 } 1017 } 1018 1019 private void writeInternal() { 1020 synchronized (mPackages) { 1021 synchronized (mFileLock) { 1022 AtomicFile file = getFile(); 1023 FileOutputStream f = null; 1024 try { 1025 f = file.startWrite(); 1026 BufferedOutputStream out = new BufferedOutputStream(f); 1027 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1028 StringBuilder sb = new StringBuilder(); 1029 for (PackageParser.Package pkg : mPackages.values()) { 1030 if (pkg.mLastPackageUsageTimeInMills == 0) { 1031 continue; 1032 } 1033 sb.setLength(0); 1034 sb.append(pkg.packageName); 1035 sb.append(' '); 1036 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1037 sb.append('\n'); 1038 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1039 } 1040 out.flush(); 1041 file.finishWrite(f); 1042 } catch (IOException e) { 1043 if (f != null) { 1044 file.failWrite(f); 1045 } 1046 Log.e(TAG, "Failed to write package usage times", e); 1047 } 1048 } 1049 } 1050 mLastWritten.set(SystemClock.elapsedRealtime()); 1051 } 1052 1053 void readLP() { 1054 synchronized (mFileLock) { 1055 AtomicFile file = getFile(); 1056 BufferedInputStream in = null; 1057 try { 1058 in = new BufferedInputStream(file.openRead()); 1059 StringBuffer sb = new StringBuffer(); 1060 while (true) { 1061 String packageName = readToken(in, sb, ' '); 1062 if (packageName == null) { 1063 break; 1064 } 1065 String timeInMillisString = readToken(in, sb, '\n'); 1066 if (timeInMillisString == null) { 1067 throw new IOException("Failed to find last usage time for package " 1068 + packageName); 1069 } 1070 PackageParser.Package pkg = mPackages.get(packageName); 1071 if (pkg == null) { 1072 continue; 1073 } 1074 long timeInMillis; 1075 try { 1076 timeInMillis = Long.parseLong(timeInMillisString); 1077 } catch (NumberFormatException e) { 1078 throw new IOException("Failed to parse " + timeInMillisString 1079 + " as a long.", e); 1080 } 1081 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1082 } 1083 } catch (FileNotFoundException expected) { 1084 mIsHistoricalPackageUsageAvailable = false; 1085 } catch (IOException e) { 1086 Log.w(TAG, "Failed to read package usage times", e); 1087 } finally { 1088 IoUtils.closeQuietly(in); 1089 } 1090 } 1091 mLastWritten.set(SystemClock.elapsedRealtime()); 1092 } 1093 1094 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1095 throws IOException { 1096 sb.setLength(0); 1097 while (true) { 1098 int ch = in.read(); 1099 if (ch == -1) { 1100 if (sb.length() == 0) { 1101 return null; 1102 } 1103 throw new IOException("Unexpected EOF"); 1104 } 1105 if (ch == endOfToken) { 1106 return sb.toString(); 1107 } 1108 sb.append((char)ch); 1109 } 1110 } 1111 1112 private AtomicFile getFile() { 1113 File dataDir = Environment.getDataDirectory(); 1114 File systemDir = new File(dataDir, "system"); 1115 File fname = new File(systemDir, "package-usage.list"); 1116 return new AtomicFile(fname); 1117 } 1118 } 1119 1120 class PackageHandler extends Handler { 1121 private boolean mBound = false; 1122 final ArrayList<HandlerParams> mPendingInstalls = 1123 new ArrayList<HandlerParams>(); 1124 1125 private boolean connectToService() { 1126 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1127 " DefaultContainerService"); 1128 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1129 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1130 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1131 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1132 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1133 mBound = true; 1134 return true; 1135 } 1136 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1137 return false; 1138 } 1139 1140 private void disconnectService() { 1141 mContainerService = null; 1142 mBound = false; 1143 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1144 mContext.unbindService(mDefContainerConn); 1145 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1146 } 1147 1148 PackageHandler(Looper looper) { 1149 super(looper); 1150 } 1151 1152 public void handleMessage(Message msg) { 1153 try { 1154 doHandleMessage(msg); 1155 } finally { 1156 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1157 } 1158 } 1159 1160 void doHandleMessage(Message msg) { 1161 switch (msg.what) { 1162 case INIT_COPY: { 1163 HandlerParams params = (HandlerParams) msg.obj; 1164 int idx = mPendingInstalls.size(); 1165 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1166 // If a bind was already initiated we dont really 1167 // need to do anything. The pending install 1168 // will be processed later on. 1169 if (!mBound) { 1170 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1171 System.identityHashCode(mHandler)); 1172 // If this is the only one pending we might 1173 // have to bind to the service again. 1174 if (!connectToService()) { 1175 Slog.e(TAG, "Failed to bind to media container service"); 1176 params.serviceError(); 1177 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1178 System.identityHashCode(mHandler)); 1179 if (params.traceMethod != null) { 1180 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1181 params.traceCookie); 1182 } 1183 return; 1184 } else { 1185 // Once we bind to the service, the first 1186 // pending request will be processed. 1187 mPendingInstalls.add(idx, params); 1188 } 1189 } else { 1190 mPendingInstalls.add(idx, params); 1191 // Already bound to the service. Just make 1192 // sure we trigger off processing the first request. 1193 if (idx == 0) { 1194 mHandler.sendEmptyMessage(MCS_BOUND); 1195 } 1196 } 1197 break; 1198 } 1199 case MCS_BOUND: { 1200 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1201 if (msg.obj != null) { 1202 mContainerService = (IMediaContainerService) msg.obj; 1203 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1204 System.identityHashCode(mHandler)); 1205 } 1206 if (mContainerService == null) { 1207 if (!mBound) { 1208 // Something seriously wrong since we are not bound and we are not 1209 // waiting for connection. Bail out. 1210 Slog.e(TAG, "Cannot bind to media container service"); 1211 for (HandlerParams params : mPendingInstalls) { 1212 // Indicate service bind error 1213 params.serviceError(); 1214 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1215 System.identityHashCode(params)); 1216 if (params.traceMethod != null) { 1217 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1218 params.traceMethod, params.traceCookie); 1219 } 1220 return; 1221 } 1222 mPendingInstalls.clear(); 1223 } else { 1224 Slog.w(TAG, "Waiting to connect to media container service"); 1225 } 1226 } else if (mPendingInstalls.size() > 0) { 1227 HandlerParams params = mPendingInstalls.get(0); 1228 if (params != null) { 1229 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1230 System.identityHashCode(params)); 1231 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1232 if (params.startCopy()) { 1233 // We are done... look for more work or to 1234 // go idle. 1235 if (DEBUG_SD_INSTALL) Log.i(TAG, 1236 "Checking for more work or unbind..."); 1237 // Delete pending install 1238 if (mPendingInstalls.size() > 0) { 1239 mPendingInstalls.remove(0); 1240 } 1241 if (mPendingInstalls.size() == 0) { 1242 if (mBound) { 1243 if (DEBUG_SD_INSTALL) Log.i(TAG, 1244 "Posting delayed MCS_UNBIND"); 1245 removeMessages(MCS_UNBIND); 1246 Message ubmsg = obtainMessage(MCS_UNBIND); 1247 // Unbind after a little delay, to avoid 1248 // continual thrashing. 1249 sendMessageDelayed(ubmsg, 10000); 1250 } 1251 } else { 1252 // There are more pending requests in queue. 1253 // Just post MCS_BOUND message to trigger processing 1254 // of next pending install. 1255 if (DEBUG_SD_INSTALL) Log.i(TAG, 1256 "Posting MCS_BOUND for next work"); 1257 mHandler.sendEmptyMessage(MCS_BOUND); 1258 } 1259 } 1260 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1261 } 1262 } else { 1263 // Should never happen ideally. 1264 Slog.w(TAG, "Empty queue"); 1265 } 1266 break; 1267 } 1268 case MCS_RECONNECT: { 1269 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1270 if (mPendingInstalls.size() > 0) { 1271 if (mBound) { 1272 disconnectService(); 1273 } 1274 if (!connectToService()) { 1275 Slog.e(TAG, "Failed to bind to media container service"); 1276 for (HandlerParams params : mPendingInstalls) { 1277 // Indicate service bind error 1278 params.serviceError(); 1279 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1280 System.identityHashCode(params)); 1281 } 1282 mPendingInstalls.clear(); 1283 } 1284 } 1285 break; 1286 } 1287 case MCS_UNBIND: { 1288 // If there is no actual work left, then time to unbind. 1289 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1290 1291 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1292 if (mBound) { 1293 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1294 1295 disconnectService(); 1296 } 1297 } else if (mPendingInstalls.size() > 0) { 1298 // There are more pending requests in queue. 1299 // Just post MCS_BOUND message to trigger processing 1300 // of next pending install. 1301 mHandler.sendEmptyMessage(MCS_BOUND); 1302 } 1303 1304 break; 1305 } 1306 case MCS_GIVE_UP: { 1307 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1308 HandlerParams params = mPendingInstalls.remove(0); 1309 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1310 System.identityHashCode(params)); 1311 break; 1312 } 1313 case SEND_PENDING_BROADCAST: { 1314 String packages[]; 1315 ArrayList<String> components[]; 1316 int size = 0; 1317 int uids[]; 1318 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1319 synchronized (mPackages) { 1320 if (mPendingBroadcasts == null) { 1321 return; 1322 } 1323 size = mPendingBroadcasts.size(); 1324 if (size <= 0) { 1325 // Nothing to be done. Just return 1326 return; 1327 } 1328 packages = new String[size]; 1329 components = new ArrayList[size]; 1330 uids = new int[size]; 1331 int i = 0; // filling out the above arrays 1332 1333 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1334 int packageUserId = mPendingBroadcasts.userIdAt(n); 1335 Iterator<Map.Entry<String, ArrayList<String>>> it 1336 = mPendingBroadcasts.packagesForUserId(packageUserId) 1337 .entrySet().iterator(); 1338 while (it.hasNext() && i < size) { 1339 Map.Entry<String, ArrayList<String>> ent = it.next(); 1340 packages[i] = ent.getKey(); 1341 components[i] = ent.getValue(); 1342 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1343 uids[i] = (ps != null) 1344 ? UserHandle.getUid(packageUserId, ps.appId) 1345 : -1; 1346 i++; 1347 } 1348 } 1349 size = i; 1350 mPendingBroadcasts.clear(); 1351 } 1352 // Send broadcasts 1353 for (int i = 0; i < size; i++) { 1354 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1355 } 1356 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1357 break; 1358 } 1359 case START_CLEANING_PACKAGE: { 1360 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1361 final String packageName = (String)msg.obj; 1362 final int userId = msg.arg1; 1363 final boolean andCode = msg.arg2 != 0; 1364 synchronized (mPackages) { 1365 if (userId == UserHandle.USER_ALL) { 1366 int[] users = sUserManager.getUserIds(); 1367 for (int user : users) { 1368 mSettings.addPackageToCleanLPw( 1369 new PackageCleanItem(user, packageName, andCode)); 1370 } 1371 } else { 1372 mSettings.addPackageToCleanLPw( 1373 new PackageCleanItem(userId, packageName, andCode)); 1374 } 1375 } 1376 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1377 startCleaningPackages(); 1378 } break; 1379 case POST_INSTALL: { 1380 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1381 1382 PostInstallData data = mRunningInstalls.get(msg.arg1); 1383 mRunningInstalls.delete(msg.arg1); 1384 boolean deleteOld = false; 1385 1386 if (data != null) { 1387 InstallArgs args = data.args; 1388 PackageInstalledInfo res = data.res; 1389 1390 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1391 final String packageName = res.pkg.applicationInfo.packageName; 1392 res.removedInfo.sendBroadcast(false, true, false); 1393 Bundle extras = new Bundle(1); 1394 extras.putInt(Intent.EXTRA_UID, res.uid); 1395 1396 // Now that we successfully installed the package, grant runtime 1397 // permissions if requested before broadcasting the install. 1398 if ((args.installFlags 1399 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1400 && res.pkg.applicationInfo.targetSdkVersion 1401 >= Build.VERSION_CODES.M) { 1402 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1403 args.installGrantPermissions); 1404 } 1405 1406 synchronized (mPackages) { 1407 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1408 } 1409 1410 // Determine the set of users who are adding this 1411 // package for the first time vs. those who are seeing 1412 // an update. 1413 int[] firstUsers; 1414 int[] updateUsers = new int[0]; 1415 if (res.origUsers == null || res.origUsers.length == 0) { 1416 firstUsers = res.newUsers; 1417 } else { 1418 firstUsers = new int[0]; 1419 for (int i=0; i<res.newUsers.length; i++) { 1420 int user = res.newUsers[i]; 1421 boolean isNew = true; 1422 for (int j=0; j<res.origUsers.length; j++) { 1423 if (res.origUsers[j] == user) { 1424 isNew = false; 1425 break; 1426 } 1427 } 1428 if (isNew) { 1429 int[] newFirst = new int[firstUsers.length+1]; 1430 System.arraycopy(firstUsers, 0, newFirst, 0, 1431 firstUsers.length); 1432 newFirst[firstUsers.length] = user; 1433 firstUsers = newFirst; 1434 } else { 1435 int[] newUpdate = new int[updateUsers.length+1]; 1436 System.arraycopy(updateUsers, 0, newUpdate, 0, 1437 updateUsers.length); 1438 newUpdate[updateUsers.length] = user; 1439 updateUsers = newUpdate; 1440 } 1441 } 1442 } 1443 // don't broadcast for ephemeral installs/updates 1444 final boolean isEphemeral = isEphemeral(res.pkg); 1445 if (!isEphemeral) { 1446 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1447 extras, 0 /*flags*/, null /*targetPackage*/, 1448 null /*finishedReceiver*/, firstUsers); 1449 } 1450 final boolean update = res.removedInfo.removedPackage != null; 1451 if (update) { 1452 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1453 } 1454 if (!isEphemeral) { 1455 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1456 extras, 0 /*flags*/, null /*targetPackage*/, 1457 null /*finishedReceiver*/, updateUsers); 1458 } 1459 if (update) { 1460 if (!isEphemeral) { 1461 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1462 packageName, extras, 0 /*flags*/, 1463 null /*targetPackage*/, null /*finishedReceiver*/, 1464 updateUsers); 1465 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1466 null /*package*/, null /*extras*/, 0 /*flags*/, 1467 packageName /*targetPackage*/, 1468 null /*finishedReceiver*/, updateUsers); 1469 } 1470 1471 // treat asec-hosted packages like removable media on upgrade 1472 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1473 if (DEBUG_INSTALL) { 1474 Slog.i(TAG, "upgrading pkg " + res.pkg 1475 + " is ASEC-hosted -> AVAILABLE"); 1476 } 1477 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1478 ArrayList<String> pkgList = new ArrayList<String>(1); 1479 pkgList.add(packageName); 1480 sendResourcesChangedBroadcast(true, true, 1481 pkgList,uidArray, null); 1482 } 1483 } 1484 if (res.removedInfo.args != null) { 1485 // Remove the replaced package's older resources safely now 1486 deleteOld = true; 1487 } 1488 1489 // If this app is a browser and it's newly-installed for some 1490 // users, clear any default-browser state in those users 1491 if (firstUsers.length > 0) { 1492 // the app's nature doesn't depend on the user, so we can just 1493 // check its browser nature in any user and generalize. 1494 if (packageIsBrowser(packageName, firstUsers[0])) { 1495 synchronized (mPackages) { 1496 for (int userId : firstUsers) { 1497 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1498 } 1499 } 1500 } 1501 } 1502 // Log current value of "unknown sources" setting 1503 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1504 getUnknownSourcesSettings()); 1505 } 1506 // Force a gc to clear up things 1507 Runtime.getRuntime().gc(); 1508 // We delete after a gc for applications on sdcard. 1509 if (deleteOld) { 1510 synchronized (mInstallLock) { 1511 res.removedInfo.args.doPostDeleteLI(true); 1512 } 1513 } 1514 if (args.observer != null) { 1515 try { 1516 Bundle extras = extrasForInstallResult(res); 1517 args.observer.onPackageInstalled(res.name, res.returnCode, 1518 res.returnMsg, extras); 1519 } catch (RemoteException e) { 1520 Slog.i(TAG, "Observer no longer exists."); 1521 } 1522 } 1523 if (args.traceMethod != null) { 1524 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1525 args.traceCookie); 1526 } 1527 return; 1528 } else { 1529 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1530 } 1531 1532 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1533 } break; 1534 case UPDATED_MEDIA_STATUS: { 1535 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1536 boolean reportStatus = msg.arg1 == 1; 1537 boolean doGc = msg.arg2 == 1; 1538 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1539 if (doGc) { 1540 // Force a gc to clear up stale containers. 1541 Runtime.getRuntime().gc(); 1542 } 1543 if (msg.obj != null) { 1544 @SuppressWarnings("unchecked") 1545 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1546 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1547 // Unload containers 1548 unloadAllContainers(args); 1549 } 1550 if (reportStatus) { 1551 try { 1552 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1553 PackageHelper.getMountService().finishMediaUpdate(); 1554 } catch (RemoteException e) { 1555 Log.e(TAG, "MountService not running?"); 1556 } 1557 } 1558 } break; 1559 case WRITE_SETTINGS: { 1560 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1561 synchronized (mPackages) { 1562 removeMessages(WRITE_SETTINGS); 1563 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1564 mSettings.writeLPr(); 1565 mDirtyUsers.clear(); 1566 } 1567 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1568 } break; 1569 case WRITE_PACKAGE_RESTRICTIONS: { 1570 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1571 synchronized (mPackages) { 1572 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1573 for (int userId : mDirtyUsers) { 1574 mSettings.writePackageRestrictionsLPr(userId); 1575 } 1576 mDirtyUsers.clear(); 1577 } 1578 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1579 } break; 1580 case CHECK_PENDING_VERIFICATION: { 1581 final int verificationId = msg.arg1; 1582 final PackageVerificationState state = mPendingVerification.get(verificationId); 1583 1584 if ((state != null) && !state.timeoutExtended()) { 1585 final InstallArgs args = state.getInstallArgs(); 1586 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1587 1588 Slog.i(TAG, "Verification timed out for " + originUri); 1589 mPendingVerification.remove(verificationId); 1590 1591 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1592 1593 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1594 Slog.i(TAG, "Continuing with installation of " + originUri); 1595 state.setVerifierResponse(Binder.getCallingUid(), 1596 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1597 broadcastPackageVerified(verificationId, originUri, 1598 PackageManager.VERIFICATION_ALLOW, 1599 state.getInstallArgs().getUser()); 1600 try { 1601 ret = args.copyApk(mContainerService, true); 1602 } catch (RemoteException e) { 1603 Slog.e(TAG, "Could not contact the ContainerService"); 1604 } 1605 } else { 1606 broadcastPackageVerified(verificationId, originUri, 1607 PackageManager.VERIFICATION_REJECT, 1608 state.getInstallArgs().getUser()); 1609 } 1610 1611 Trace.asyncTraceEnd( 1612 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1613 1614 processPendingInstall(args, ret); 1615 mHandler.sendEmptyMessage(MCS_UNBIND); 1616 } 1617 break; 1618 } 1619 case PACKAGE_VERIFIED: { 1620 final int verificationId = msg.arg1; 1621 1622 final PackageVerificationState state = mPendingVerification.get(verificationId); 1623 if (state == null) { 1624 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1625 break; 1626 } 1627 1628 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1629 1630 state.setVerifierResponse(response.callerUid, response.code); 1631 1632 if (state.isVerificationComplete()) { 1633 mPendingVerification.remove(verificationId); 1634 1635 final InstallArgs args = state.getInstallArgs(); 1636 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1637 1638 int ret; 1639 if (state.isInstallAllowed()) { 1640 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1641 broadcastPackageVerified(verificationId, originUri, 1642 response.code, state.getInstallArgs().getUser()); 1643 try { 1644 ret = args.copyApk(mContainerService, true); 1645 } catch (RemoteException e) { 1646 Slog.e(TAG, "Could not contact the ContainerService"); 1647 } 1648 } else { 1649 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1650 } 1651 1652 Trace.asyncTraceEnd( 1653 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1654 1655 processPendingInstall(args, ret); 1656 mHandler.sendEmptyMessage(MCS_UNBIND); 1657 } 1658 1659 break; 1660 } 1661 case START_INTENT_FILTER_VERIFICATIONS: { 1662 IFVerificationParams params = (IFVerificationParams) msg.obj; 1663 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1664 params.replacing, params.pkg); 1665 break; 1666 } 1667 case INTENT_FILTER_VERIFIED: { 1668 final int verificationId = msg.arg1; 1669 1670 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1671 verificationId); 1672 if (state == null) { 1673 Slog.w(TAG, "Invalid IntentFilter verification token " 1674 + verificationId + " received"); 1675 break; 1676 } 1677 1678 final int userId = state.getUserId(); 1679 1680 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1681 "Processing IntentFilter verification with token:" 1682 + verificationId + " and userId:" + userId); 1683 1684 final IntentFilterVerificationResponse response = 1685 (IntentFilterVerificationResponse) msg.obj; 1686 1687 state.setVerifierResponse(response.callerUid, response.code); 1688 1689 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1690 "IntentFilter verification with token:" + verificationId 1691 + " and userId:" + userId 1692 + " is settings verifier response with response code:" 1693 + response.code); 1694 1695 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1696 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1697 + response.getFailedDomainsString()); 1698 } 1699 1700 if (state.isVerificationComplete()) { 1701 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1702 } else { 1703 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1704 "IntentFilter verification with token:" + verificationId 1705 + " was not said to be complete"); 1706 } 1707 1708 break; 1709 } 1710 } 1711 } 1712 } 1713 1714 private StorageEventListener mStorageListener = new StorageEventListener() { 1715 @Override 1716 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1717 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1718 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1719 final String volumeUuid = vol.getFsUuid(); 1720 1721 // Clean up any users or apps that were removed or recreated 1722 // while this volume was missing 1723 reconcileUsers(volumeUuid); 1724 reconcileApps(volumeUuid); 1725 1726 // Clean up any install sessions that expired or were 1727 // cancelled while this volume was missing 1728 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1729 1730 loadPrivatePackages(vol); 1731 1732 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1733 unloadPrivatePackages(vol); 1734 } 1735 } 1736 1737 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1738 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1739 updateExternalMediaStatus(true, false); 1740 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1741 updateExternalMediaStatus(false, false); 1742 } 1743 } 1744 } 1745 1746 @Override 1747 public void onVolumeForgotten(String fsUuid) { 1748 if (TextUtils.isEmpty(fsUuid)) { 1749 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1750 return; 1751 } 1752 1753 // Remove any apps installed on the forgotten volume 1754 synchronized (mPackages) { 1755 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1756 for (PackageSetting ps : packages) { 1757 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1758 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1759 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1760 } 1761 1762 mSettings.onVolumeForgotten(fsUuid); 1763 mSettings.writeLPr(); 1764 } 1765 } 1766 }; 1767 1768 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1769 String[] grantedPermissions) { 1770 if (userId >= UserHandle.USER_SYSTEM) { 1771 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1772 } else if (userId == UserHandle.USER_ALL) { 1773 final int[] userIds; 1774 synchronized (mPackages) { 1775 userIds = UserManagerService.getInstance().getUserIds(); 1776 } 1777 for (int someUserId : userIds) { 1778 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1779 } 1780 } 1781 1782 // We could have touched GID membership, so flush out packages.list 1783 synchronized (mPackages) { 1784 mSettings.writePackageListLPr(); 1785 } 1786 } 1787 1788 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1789 String[] grantedPermissions) { 1790 SettingBase sb = (SettingBase) pkg.mExtras; 1791 if (sb == null) { 1792 return; 1793 } 1794 1795 PermissionsState permissionsState = sb.getPermissionsState(); 1796 1797 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1798 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1799 1800 synchronized (mPackages) { 1801 for (String permission : pkg.requestedPermissions) { 1802 BasePermission bp = mSettings.mPermissions.get(permission); 1803 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1804 && (grantedPermissions == null 1805 || ArrayUtils.contains(grantedPermissions, permission))) { 1806 final int flags = permissionsState.getPermissionFlags(permission, userId); 1807 // Installer cannot change immutable permissions. 1808 if ((flags & immutableFlags) == 0) { 1809 grantRuntimePermission(pkg.packageName, permission, userId); 1810 } 1811 } 1812 } 1813 } 1814 } 1815 1816 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1817 Bundle extras = null; 1818 switch (res.returnCode) { 1819 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1820 extras = new Bundle(); 1821 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1822 res.origPermission); 1823 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1824 res.origPackage); 1825 break; 1826 } 1827 case PackageManager.INSTALL_SUCCEEDED: { 1828 extras = new Bundle(); 1829 extras.putBoolean(Intent.EXTRA_REPLACING, 1830 res.removedInfo != null && res.removedInfo.removedPackage != null); 1831 break; 1832 } 1833 } 1834 return extras; 1835 } 1836 1837 void scheduleWriteSettingsLocked() { 1838 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1839 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1840 } 1841 } 1842 1843 void scheduleWritePackageRestrictionsLocked(int userId) { 1844 if (!sUserManager.exists(userId)) return; 1845 mDirtyUsers.add(userId); 1846 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1847 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1848 } 1849 } 1850 1851 public static PackageManagerService main(Context context, Installer installer, 1852 boolean factoryTest, boolean onlyCore) { 1853 PackageManagerService m = new PackageManagerService(context, installer, 1854 factoryTest, onlyCore); 1855 m.enableSystemUserPackages(); 1856 ServiceManager.addService("package", m); 1857 return m; 1858 } 1859 1860 private void enableSystemUserPackages() { 1861 if (!UserManager.isSplitSystemUser()) { 1862 return; 1863 } 1864 // For system user, enable apps based on the following conditions: 1865 // - app is whitelisted or belong to one of these groups: 1866 // -- system app which has no launcher icons 1867 // -- system app which has INTERACT_ACROSS_USERS permission 1868 // -- system IME app 1869 // - app is not in the blacklist 1870 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1871 Set<String> enableApps = new ArraySet<>(); 1872 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1873 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1874 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1875 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1876 enableApps.addAll(wlApps); 1877 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1878 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1879 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1880 enableApps.removeAll(blApps); 1881 Log.i(TAG, "Applications installed for system user: " + enableApps); 1882 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1883 UserHandle.SYSTEM); 1884 final int allAppsSize = allAps.size(); 1885 synchronized (mPackages) { 1886 for (int i = 0; i < allAppsSize; i++) { 1887 String pName = allAps.get(i); 1888 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1889 // Should not happen, but we shouldn't be failing if it does 1890 if (pkgSetting == null) { 1891 continue; 1892 } 1893 boolean install = enableApps.contains(pName); 1894 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1895 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1896 + " for system user"); 1897 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1898 } 1899 } 1900 } 1901 } 1902 1903 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1904 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1905 Context.DISPLAY_SERVICE); 1906 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1907 } 1908 1909 public PackageManagerService(Context context, Installer installer, 1910 boolean factoryTest, boolean onlyCore) { 1911 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1912 SystemClock.uptimeMillis()); 1913 1914 if (mSdkVersion <= 0) { 1915 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1916 } 1917 1918 mContext = context; 1919 mFactoryTest = factoryTest; 1920 mOnlyCore = onlyCore; 1921 mMetrics = new DisplayMetrics(); 1922 mSettings = new Settings(mPackages); 1923 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1924 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1925 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1926 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1927 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1928 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1929 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1930 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1931 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1932 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1933 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1934 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1935 1936 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1937 if (separateProcesses != null && separateProcesses.length() > 0) { 1938 if ("*".equals(separateProcesses)) { 1939 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1940 mSeparateProcesses = null; 1941 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1942 } else { 1943 mDefParseFlags = 0; 1944 mSeparateProcesses = separateProcesses.split(","); 1945 Slog.w(TAG, "Running with debug.separate_processes: " 1946 + separateProcesses); 1947 } 1948 } else { 1949 mDefParseFlags = 0; 1950 mSeparateProcesses = null; 1951 } 1952 1953 mInstaller = installer; 1954 mPackageDexOptimizer = new PackageDexOptimizer(this); 1955 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1956 1957 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1958 FgThread.get().getLooper()); 1959 1960 getDefaultDisplayMetrics(context, mMetrics); 1961 1962 SystemConfig systemConfig = SystemConfig.getInstance(); 1963 mGlobalGids = systemConfig.getGlobalGids(); 1964 mSystemPermissions = systemConfig.getSystemPermissions(); 1965 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1966 1967 synchronized (mInstallLock) { 1968 // writer 1969 synchronized (mPackages) { 1970 mHandlerThread = new ServiceThread(TAG, 1971 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1972 mHandlerThread.start(); 1973 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1974 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1975 1976 File dataDir = Environment.getDataDirectory(); 1977 mAppInstallDir = new File(dataDir, "app"); 1978 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1979 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 1980 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1981 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1982 1983 sUserManager = new UserManagerService(context, this, mPackages); 1984 1985 // Propagate permission configuration in to package manager. 1986 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1987 = systemConfig.getPermissions(); 1988 for (int i=0; i<permConfig.size(); i++) { 1989 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1990 BasePermission bp = mSettings.mPermissions.get(perm.name); 1991 if (bp == null) { 1992 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1993 mSettings.mPermissions.put(perm.name, bp); 1994 } 1995 if (perm.gids != null) { 1996 bp.setGids(perm.gids, perm.perUser); 1997 } 1998 } 1999 2000 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2001 for (int i=0; i<libConfig.size(); i++) { 2002 mSharedLibraries.put(libConfig.keyAt(i), 2003 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2004 } 2005 2006 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2007 2008 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2009 2010 String customResolverActivity = Resources.getSystem().getString( 2011 R.string.config_customResolverActivity); 2012 if (TextUtils.isEmpty(customResolverActivity)) { 2013 customResolverActivity = null; 2014 } else { 2015 mCustomResolverComponentName = ComponentName.unflattenFromString( 2016 customResolverActivity); 2017 } 2018 2019 long startTime = SystemClock.uptimeMillis(); 2020 2021 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2022 startTime); 2023 2024 // Set flag to monitor and not change apk file paths when 2025 // scanning install directories. 2026 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2027 2028 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2029 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2030 2031 if (bootClassPath == null) { 2032 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2033 } 2034 2035 if (systemServerClassPath == null) { 2036 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2037 } 2038 2039 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2040 final String[] dexCodeInstructionSets = 2041 getDexCodeInstructionSets( 2042 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2043 2044 /** 2045 * Ensure all external libraries have had dexopt run on them. 2046 */ 2047 if (mSharedLibraries.size() > 0) { 2048 // NOTE: For now, we're compiling these system "shared libraries" 2049 // (and framework jars) into all available architectures. It's possible 2050 // to compile them only when we come across an app that uses them (there's 2051 // already logic for that in scanPackageLI) but that adds some complexity. 2052 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2053 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2054 final String lib = libEntry.path; 2055 if (lib == null) { 2056 continue; 2057 } 2058 2059 try { 2060 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2061 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2062 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2063 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2064 } 2065 } catch (FileNotFoundException e) { 2066 Slog.w(TAG, "Library not found: " + lib); 2067 } catch (IOException e) { 2068 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2069 + e.getMessage()); 2070 } 2071 } 2072 } 2073 } 2074 2075 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2076 2077 final VersionInfo ver = mSettings.getInternalVersion(); 2078 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2079 // when upgrading from pre-M, promote system app permissions from install to runtime 2080 mPromoteSystemApps = 2081 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2082 2083 // save off the names of pre-existing system packages prior to scanning; we don't 2084 // want to automatically grant runtime permissions for new system apps 2085 if (mPromoteSystemApps) { 2086 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2087 while (pkgSettingIter.hasNext()) { 2088 PackageSetting ps = pkgSettingIter.next(); 2089 if (isSystemApp(ps)) { 2090 mExistingSystemPackages.add(ps.name); 2091 } 2092 } 2093 } 2094 2095 // Collect vendor overlay packages. 2096 // (Do this before scanning any apps.) 2097 // For security and version matching reason, only consider 2098 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2099 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2100 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2101 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2102 2103 // Find base frameworks (resource packages without code). 2104 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2105 | PackageParser.PARSE_IS_SYSTEM_DIR 2106 | PackageParser.PARSE_IS_PRIVILEGED, 2107 scanFlags | SCAN_NO_DEX, 0); 2108 2109 // Collected privileged system packages. 2110 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2111 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2112 | PackageParser.PARSE_IS_SYSTEM_DIR 2113 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2114 2115 // Collect ordinary system packages. 2116 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2117 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2118 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2119 2120 // Collect all vendor packages. 2121 File vendorAppDir = new File("/vendor/app"); 2122 try { 2123 vendorAppDir = vendorAppDir.getCanonicalFile(); 2124 } catch (IOException e) { 2125 // failed to look up canonical path, continue with original one 2126 } 2127 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2128 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2129 2130 // Collect all OEM packages. 2131 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2132 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2133 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2134 2135 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2136 mInstaller.moveFiles(); 2137 2138 // Prune any system packages that no longer exist. 2139 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2140 if (!mOnlyCore) { 2141 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2142 while (psit.hasNext()) { 2143 PackageSetting ps = psit.next(); 2144 2145 /* 2146 * If this is not a system app, it can't be a 2147 * disable system app. 2148 */ 2149 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2150 continue; 2151 } 2152 2153 /* 2154 * If the package is scanned, it's not erased. 2155 */ 2156 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2157 if (scannedPkg != null) { 2158 /* 2159 * If the system app is both scanned and in the 2160 * disabled packages list, then it must have been 2161 * added via OTA. Remove it from the currently 2162 * scanned package so the previously user-installed 2163 * application can be scanned. 2164 */ 2165 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2166 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2167 + ps.name + "; removing system app. Last known codePath=" 2168 + ps.codePathString + ", installStatus=" + ps.installStatus 2169 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2170 + scannedPkg.mVersionCode); 2171 removePackageLI(ps, true); 2172 mExpectingBetter.put(ps.name, ps.codePath); 2173 } 2174 2175 continue; 2176 } 2177 2178 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2179 psit.remove(); 2180 logCriticalInfo(Log.WARN, "System package " + ps.name 2181 + " no longer exists; wiping its data"); 2182 removeDataDirsLI(null, ps.name); 2183 } else { 2184 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2185 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2186 possiblyDeletedUpdatedSystemApps.add(ps.name); 2187 } 2188 } 2189 } 2190 } 2191 2192 //look for any incomplete package installations 2193 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2194 //clean up list 2195 for(int i = 0; i < deletePkgsList.size(); i++) { 2196 //clean up here 2197 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2198 } 2199 //delete tmp files 2200 deleteTempPackageFiles(); 2201 2202 // Remove any shared userIDs that have no associated packages 2203 mSettings.pruneSharedUsersLPw(); 2204 2205 if (!mOnlyCore) { 2206 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2207 SystemClock.uptimeMillis()); 2208 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2209 2210 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2211 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2212 2213 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2214 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2215 2216 /** 2217 * Remove disable package settings for any updated system 2218 * apps that were removed via an OTA. If they're not a 2219 * previously-updated app, remove them completely. 2220 * Otherwise, just revoke their system-level permissions. 2221 */ 2222 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2223 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2224 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2225 2226 String msg; 2227 if (deletedPkg == null) { 2228 msg = "Updated system package " + deletedAppName 2229 + " no longer exists; wiping its data"; 2230 removeDataDirsLI(null, deletedAppName); 2231 } else { 2232 msg = "Updated system app + " + deletedAppName 2233 + " no longer present; removing system privileges for " 2234 + deletedAppName; 2235 2236 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2237 2238 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2239 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2240 } 2241 logCriticalInfo(Log.WARN, msg); 2242 } 2243 2244 /** 2245 * Make sure all system apps that we expected to appear on 2246 * the userdata partition actually showed up. If they never 2247 * appeared, crawl back and revive the system version. 2248 */ 2249 for (int i = 0; i < mExpectingBetter.size(); i++) { 2250 final String packageName = mExpectingBetter.keyAt(i); 2251 if (!mPackages.containsKey(packageName)) { 2252 final File scanFile = mExpectingBetter.valueAt(i); 2253 2254 logCriticalInfo(Log.WARN, "Expected better " + packageName 2255 + " but never showed up; reverting to system"); 2256 2257 final int reparseFlags; 2258 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2259 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2260 | PackageParser.PARSE_IS_SYSTEM_DIR 2261 | PackageParser.PARSE_IS_PRIVILEGED; 2262 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2263 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2264 | PackageParser.PARSE_IS_SYSTEM_DIR; 2265 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2266 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2267 | PackageParser.PARSE_IS_SYSTEM_DIR; 2268 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2269 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2270 | PackageParser.PARSE_IS_SYSTEM_DIR; 2271 } else { 2272 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2273 continue; 2274 } 2275 2276 mSettings.enableSystemPackageLPw(packageName); 2277 2278 try { 2279 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2280 } catch (PackageManagerException e) { 2281 Slog.e(TAG, "Failed to parse original system package: " 2282 + e.getMessage()); 2283 } 2284 } 2285 } 2286 } 2287 mExpectingBetter.clear(); 2288 2289 // Now that we know all of the shared libraries, update all clients to have 2290 // the correct library paths. 2291 updateAllSharedLibrariesLPw(); 2292 2293 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2294 // NOTE: We ignore potential failures here during a system scan (like 2295 // the rest of the commands above) because there's precious little we 2296 // can do about it. A settings error is reported, though. 2297 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2298 false /* boot complete */); 2299 } 2300 2301 // Now that we know all the packages we are keeping, 2302 // read and update their last usage times. 2303 mPackageUsage.readLP(); 2304 2305 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2306 SystemClock.uptimeMillis()); 2307 Slog.i(TAG, "Time to scan packages: " 2308 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2309 + " seconds"); 2310 2311 // If the platform SDK has changed since the last time we booted, 2312 // we need to re-grant app permission to catch any new ones that 2313 // appear. This is really a hack, and means that apps can in some 2314 // cases get permissions that the user didn't initially explicitly 2315 // allow... it would be nice to have some better way to handle 2316 // this situation. 2317 int updateFlags = UPDATE_PERMISSIONS_ALL; 2318 if (ver.sdkVersion != mSdkVersion) { 2319 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2320 + mSdkVersion + "; regranting permissions for internal storage"); 2321 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2322 } 2323 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2324 ver.sdkVersion = mSdkVersion; 2325 2326 // If this is the first boot or an update from pre-M, and it is a normal 2327 // boot, then we need to initialize the default preferred apps across 2328 // all defined users. 2329 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2330 for (UserInfo user : sUserManager.getUsers(true)) { 2331 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2332 applyFactoryDefaultBrowserLPw(user.id); 2333 primeDomainVerificationsLPw(user.id); 2334 } 2335 } 2336 2337 // If this is first boot after an OTA, and a normal boot, then 2338 // we need to clear code cache directories. 2339 if (mIsUpgrade && !onlyCore) { 2340 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2341 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2342 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2343 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2344 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2345 } 2346 } 2347 ver.fingerprint = Build.FINGERPRINT; 2348 } 2349 2350 checkDefaultBrowser(); 2351 2352 // clear only after permissions and other defaults have been updated 2353 mExistingSystemPackages.clear(); 2354 mPromoteSystemApps = false; 2355 2356 // All the changes are done during package scanning. 2357 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2358 2359 // can downgrade to reader 2360 mSettings.writeLPr(); 2361 2362 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2363 SystemClock.uptimeMillis()); 2364 2365 if (!mOnlyCore) { 2366 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2367 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2368 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2369 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2370 mIntentFilterVerifierComponent); 2371 } else { 2372 mRequiredVerifierPackage = null; 2373 mRequiredInstallerPackage = null; 2374 mIntentFilterVerifierComponent = null; 2375 mIntentFilterVerifier = null; 2376 } 2377 2378 mInstallerService = new PackageInstallerService(context, this); 2379 2380 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2381 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2382 // both the installer and resolver must be present to enable ephemeral 2383 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2384 if (DEBUG_EPHEMERAL) { 2385 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2386 + " installer:" + ephemeralInstallerComponent); 2387 } 2388 mEphemeralResolverComponent = ephemeralResolverComponent; 2389 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2390 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2391 mEphemeralResolverConnection = 2392 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2393 } else { 2394 if (DEBUG_EPHEMERAL) { 2395 final String missingComponent = 2396 (ephemeralResolverComponent == null) 2397 ? (ephemeralInstallerComponent == null) 2398 ? "resolver and installer" 2399 : "resolver" 2400 : "installer"; 2401 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2402 } 2403 mEphemeralResolverComponent = null; 2404 mEphemeralInstallerComponent = null; 2405 mEphemeralResolverConnection = null; 2406 } 2407 2408 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2409 } // synchronized (mPackages) 2410 } // synchronized (mInstallLock) 2411 2412 // Now after opening every single application zip, make sure they 2413 // are all flushed. Not really needed, but keeps things nice and 2414 // tidy. 2415 Runtime.getRuntime().gc(); 2416 2417 // The initial scanning above does many calls into installd while 2418 // holding the mPackages lock, but we're mostly interested in yelling 2419 // once we have a booted system. 2420 mInstaller.setWarnIfHeld(mPackages); 2421 2422 // Expose private service for system components to use. 2423 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2424 } 2425 2426 @Override 2427 public boolean isFirstBoot() { 2428 return !mRestoredSettings; 2429 } 2430 2431 @Override 2432 public boolean isOnlyCoreApps() { 2433 return mOnlyCore; 2434 } 2435 2436 @Override 2437 public boolean isUpgrade() { 2438 return mIsUpgrade; 2439 } 2440 2441 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2442 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2443 2444 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2445 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2446 if (matches.size() == 1) { 2447 return matches.get(0).getComponentInfo().packageName; 2448 } else { 2449 Log.e(TAG, "There should probably be exactly one verifier; found " + matches); 2450 return null; 2451 } 2452 } 2453 2454 private @NonNull String getRequiredInstallerLPr() { 2455 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2456 intent.addCategory(Intent.CATEGORY_DEFAULT); 2457 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2458 2459 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2460 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2461 if (matches.size() == 1) { 2462 return matches.get(0).getComponentInfo().packageName; 2463 } else { 2464 throw new RuntimeException("There must be exactly one installer; found " + matches); 2465 } 2466 } 2467 2468 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2469 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2470 2471 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2472 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2473 ResolveInfo best = null; 2474 final int N = matches.size(); 2475 for (int i = 0; i < N; i++) { 2476 final ResolveInfo cur = matches.get(i); 2477 final String packageName = cur.getComponentInfo().packageName; 2478 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2479 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2480 continue; 2481 } 2482 2483 if (best == null || cur.priority > best.priority) { 2484 best = cur; 2485 } 2486 } 2487 2488 if (best != null) { 2489 return best.getComponentInfo().getComponentName(); 2490 } else { 2491 throw new RuntimeException("There must be at least one intent filter verifier"); 2492 } 2493 } 2494 2495 private @Nullable ComponentName getEphemeralResolverLPr() { 2496 final String[] packageArray = 2497 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2498 if (packageArray.length == 0) { 2499 if (DEBUG_EPHEMERAL) { 2500 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2501 } 2502 return null; 2503 } 2504 2505 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2506 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, null, 2507 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2508 2509 final int N = resolvers.size(); 2510 if (N == 0) { 2511 if (DEBUG_EPHEMERAL) { 2512 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2513 } 2514 return null; 2515 } 2516 2517 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2518 for (int i = 0; i < N; i++) { 2519 final ResolveInfo info = resolvers.get(i); 2520 2521 if (info.serviceInfo == null) { 2522 continue; 2523 } 2524 2525 final String packageName = info.serviceInfo.packageName; 2526 if (!possiblePackages.contains(packageName)) { 2527 if (DEBUG_EPHEMERAL) { 2528 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2529 + " pkg: " + packageName + ", info:" + info); 2530 } 2531 continue; 2532 } 2533 2534 if (DEBUG_EPHEMERAL) { 2535 Slog.v(TAG, "Ephemeral resolver found;" 2536 + " pkg: " + packageName + ", info:" + info); 2537 } 2538 return new ComponentName(packageName, info.serviceInfo.name); 2539 } 2540 if (DEBUG_EPHEMERAL) { 2541 Slog.v(TAG, "Ephemeral resolver NOT found"); 2542 } 2543 return null; 2544 } 2545 2546 private @Nullable ComponentName getEphemeralInstallerLPr() { 2547 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2548 intent.addCategory(Intent.CATEGORY_DEFAULT); 2549 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2550 2551 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2552 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2553 if (matches.size() == 0) { 2554 return null; 2555 } else if (matches.size() == 1) { 2556 return matches.get(0).getComponentInfo().getComponentName(); 2557 } else { 2558 throw new RuntimeException( 2559 "There must be at most one ephemeral installer; found " + matches); 2560 } 2561 } 2562 2563 private void primeDomainVerificationsLPw(int userId) { 2564 if (DEBUG_DOMAIN_VERIFICATION) { 2565 Slog.d(TAG, "Priming domain verifications in user " + userId); 2566 } 2567 2568 SystemConfig systemConfig = SystemConfig.getInstance(); 2569 ArraySet<String> packages = systemConfig.getLinkedApps(); 2570 ArraySet<String> domains = new ArraySet<String>(); 2571 2572 for (String packageName : packages) { 2573 PackageParser.Package pkg = mPackages.get(packageName); 2574 if (pkg != null) { 2575 if (!pkg.isSystemApp()) { 2576 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2577 continue; 2578 } 2579 2580 domains.clear(); 2581 for (PackageParser.Activity a : pkg.activities) { 2582 for (ActivityIntentInfo filter : a.intents) { 2583 if (hasValidDomains(filter)) { 2584 domains.addAll(filter.getHostsList()); 2585 } 2586 } 2587 } 2588 2589 if (domains.size() > 0) { 2590 if (DEBUG_DOMAIN_VERIFICATION) { 2591 Slog.v(TAG, " + " + packageName); 2592 } 2593 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2594 // state w.r.t. the formal app-linkage "no verification attempted" state; 2595 // and then 'always' in the per-user state actually used for intent resolution. 2596 final IntentFilterVerificationInfo ivi; 2597 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2598 new ArrayList<String>(domains)); 2599 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2600 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2601 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2602 } else { 2603 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2604 + "' does not handle web links"); 2605 } 2606 } else { 2607 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2608 } 2609 } 2610 2611 scheduleWritePackageRestrictionsLocked(userId); 2612 scheduleWriteSettingsLocked(); 2613 } 2614 2615 private void applyFactoryDefaultBrowserLPw(int userId) { 2616 // The default browser app's package name is stored in a string resource, 2617 // with a product-specific overlay used for vendor customization. 2618 String browserPkg = mContext.getResources().getString( 2619 com.android.internal.R.string.default_browser); 2620 if (!TextUtils.isEmpty(browserPkg)) { 2621 // non-empty string => required to be a known package 2622 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2623 if (ps == null) { 2624 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2625 browserPkg = null; 2626 } else { 2627 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2628 } 2629 } 2630 2631 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2632 // default. If there's more than one, just leave everything alone. 2633 if (browserPkg == null) { 2634 calculateDefaultBrowserLPw(userId); 2635 } 2636 } 2637 2638 private void calculateDefaultBrowserLPw(int userId) { 2639 List<String> allBrowsers = resolveAllBrowserApps(userId); 2640 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2641 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2642 } 2643 2644 private List<String> resolveAllBrowserApps(int userId) { 2645 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2646 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2647 PackageManager.MATCH_ALL, userId); 2648 2649 final int count = list.size(); 2650 List<String> result = new ArrayList<String>(count); 2651 for (int i=0; i<count; i++) { 2652 ResolveInfo info = list.get(i); 2653 if (info.activityInfo == null 2654 || !info.handleAllWebDataURI 2655 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2656 || result.contains(info.activityInfo.packageName)) { 2657 continue; 2658 } 2659 result.add(info.activityInfo.packageName); 2660 } 2661 2662 return result; 2663 } 2664 2665 private boolean packageIsBrowser(String packageName, int userId) { 2666 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2667 PackageManager.MATCH_ALL, userId); 2668 final int N = list.size(); 2669 for (int i = 0; i < N; i++) { 2670 ResolveInfo info = list.get(i); 2671 if (packageName.equals(info.activityInfo.packageName)) { 2672 return true; 2673 } 2674 } 2675 return false; 2676 } 2677 2678 private void checkDefaultBrowser() { 2679 final int myUserId = UserHandle.myUserId(); 2680 final String packageName = getDefaultBrowserPackageName(myUserId); 2681 if (packageName != null) { 2682 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2683 if (info == null) { 2684 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2685 synchronized (mPackages) { 2686 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2687 } 2688 } 2689 } 2690 } 2691 2692 @Override 2693 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2694 throws RemoteException { 2695 try { 2696 return super.onTransact(code, data, reply, flags); 2697 } catch (RuntimeException e) { 2698 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2699 Slog.wtf(TAG, "Package Manager Crash", e); 2700 } 2701 throw e; 2702 } 2703 } 2704 2705 void cleanupInstallFailedPackage(PackageSetting ps) { 2706 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2707 2708 removeDataDirsLI(ps.volumeUuid, ps.name); 2709 if (ps.codePath != null) { 2710 if (ps.codePath.isDirectory()) { 2711 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2712 } else { 2713 ps.codePath.delete(); 2714 } 2715 } 2716 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2717 if (ps.resourcePath.isDirectory()) { 2718 FileUtils.deleteContents(ps.resourcePath); 2719 } 2720 ps.resourcePath.delete(); 2721 } 2722 mSettings.removePackageLPw(ps.name); 2723 } 2724 2725 static int[] appendInts(int[] cur, int[] add) { 2726 if (add == null) return cur; 2727 if (cur == null) return add; 2728 final int N = add.length; 2729 for (int i=0; i<N; i++) { 2730 cur = appendInt(cur, add[i]); 2731 } 2732 return cur; 2733 } 2734 2735 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2736 if (!sUserManager.exists(userId)) return null; 2737 final PackageSetting ps = (PackageSetting) p.mExtras; 2738 if (ps == null) { 2739 return null; 2740 } 2741 2742 final PermissionsState permissionsState = ps.getPermissionsState(); 2743 2744 final int[] gids = permissionsState.computeGids(userId); 2745 final Set<String> permissions = permissionsState.getPermissions(userId); 2746 final PackageUserState state = ps.readUserState(userId); 2747 2748 return PackageParser.generatePackageInfo(p, gids, flags, 2749 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2750 } 2751 2752 @Override 2753 public void checkPackageStartable(String packageName, int userId) { 2754 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2755 2756 synchronized (mPackages) { 2757 final PackageSetting ps = mSettings.mPackages.get(packageName); 2758 if (ps == null) { 2759 throw new SecurityException("Package " + packageName + " was not found!"); 2760 } 2761 2762 if (ps.frozen) { 2763 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2764 } 2765 2766 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2767 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2768 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2769 } 2770 } 2771 } 2772 2773 @Override 2774 public boolean isPackageAvailable(String packageName, int userId) { 2775 if (!sUserManager.exists(userId)) return false; 2776 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2777 synchronized (mPackages) { 2778 PackageParser.Package p = mPackages.get(packageName); 2779 if (p != null) { 2780 final PackageSetting ps = (PackageSetting) p.mExtras; 2781 if (ps != null) { 2782 final PackageUserState state = ps.readUserState(userId); 2783 if (state != null) { 2784 return PackageParser.isAvailable(state); 2785 } 2786 } 2787 } 2788 } 2789 return false; 2790 } 2791 2792 @Override 2793 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2794 if (!sUserManager.exists(userId)) return null; 2795 flags = updateFlagsForPackage(flags, userId, packageName); 2796 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2797 // reader 2798 synchronized (mPackages) { 2799 PackageParser.Package p = mPackages.get(packageName); 2800 if (DEBUG_PACKAGE_INFO) 2801 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2802 if (p != null) { 2803 return generatePackageInfo(p, flags, userId); 2804 } 2805 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2806 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2807 } 2808 } 2809 return null; 2810 } 2811 2812 @Override 2813 public String[] currentToCanonicalPackageNames(String[] names) { 2814 String[] out = new String[names.length]; 2815 // reader 2816 synchronized (mPackages) { 2817 for (int i=names.length-1; i>=0; i--) { 2818 PackageSetting ps = mSettings.mPackages.get(names[i]); 2819 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2820 } 2821 } 2822 return out; 2823 } 2824 2825 @Override 2826 public String[] canonicalToCurrentPackageNames(String[] names) { 2827 String[] out = new String[names.length]; 2828 // reader 2829 synchronized (mPackages) { 2830 for (int i=names.length-1; i>=0; i--) { 2831 String cur = mSettings.mRenamedPackages.get(names[i]); 2832 out[i] = cur != null ? cur : names[i]; 2833 } 2834 } 2835 return out; 2836 } 2837 2838 @Override 2839 public int getPackageUid(String packageName, int userId) { 2840 return getPackageUidEtc(packageName, 0, userId); 2841 } 2842 2843 @Override 2844 public int getPackageUidEtc(String packageName, int flags, int userId) { 2845 if (!sUserManager.exists(userId)) return -1; 2846 flags = updateFlagsForPackage(flags, userId, packageName); 2847 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2848 2849 // reader 2850 synchronized (mPackages) { 2851 final PackageParser.Package p = mPackages.get(packageName); 2852 if (p != null) { 2853 return UserHandle.getUid(userId, p.applicationInfo.uid); 2854 } 2855 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2856 final PackageSetting ps = mSettings.mPackages.get(packageName); 2857 if (ps != null) { 2858 return UserHandle.getUid(userId, ps.appId); 2859 } 2860 } 2861 } 2862 2863 return -1; 2864 } 2865 2866 @Override 2867 public int[] getPackageGids(String packageName, int userId) { 2868 return getPackageGidsEtc(packageName, 0, userId); 2869 } 2870 2871 @Override 2872 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2873 if (!sUserManager.exists(userId)) return null; 2874 flags = updateFlagsForPackage(flags, userId, packageName); 2875 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2876 "getPackageGids"); 2877 2878 // reader 2879 synchronized (mPackages) { 2880 final PackageParser.Package p = mPackages.get(packageName); 2881 if (p != null) { 2882 PackageSetting ps = (PackageSetting) p.mExtras; 2883 return ps.getPermissionsState().computeGids(userId); 2884 } 2885 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2886 final PackageSetting ps = mSettings.mPackages.get(packageName); 2887 if (ps != null) { 2888 return ps.getPermissionsState().computeGids(userId); 2889 } 2890 } 2891 } 2892 2893 return null; 2894 } 2895 2896 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 2897 if (bp.perm != null) { 2898 return PackageParser.generatePermissionInfo(bp.perm, flags); 2899 } 2900 PermissionInfo pi = new PermissionInfo(); 2901 pi.name = bp.name; 2902 pi.packageName = bp.sourcePackage; 2903 pi.nonLocalizedLabel = bp.name; 2904 pi.protectionLevel = bp.protectionLevel; 2905 return pi; 2906 } 2907 2908 @Override 2909 public PermissionInfo getPermissionInfo(String name, int flags) { 2910 // reader 2911 synchronized (mPackages) { 2912 final BasePermission p = mSettings.mPermissions.get(name); 2913 if (p != null) { 2914 return generatePermissionInfo(p, flags); 2915 } 2916 return null; 2917 } 2918 } 2919 2920 @Override 2921 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2922 // reader 2923 synchronized (mPackages) { 2924 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2925 for (BasePermission p : mSettings.mPermissions.values()) { 2926 if (group == null) { 2927 if (p.perm == null || p.perm.info.group == null) { 2928 out.add(generatePermissionInfo(p, flags)); 2929 } 2930 } else { 2931 if (p.perm != null && group.equals(p.perm.info.group)) { 2932 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2933 } 2934 } 2935 } 2936 2937 if (out.size() > 0) { 2938 return out; 2939 } 2940 return mPermissionGroups.containsKey(group) ? out : null; 2941 } 2942 } 2943 2944 @Override 2945 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2946 // reader 2947 synchronized (mPackages) { 2948 return PackageParser.generatePermissionGroupInfo( 2949 mPermissionGroups.get(name), flags); 2950 } 2951 } 2952 2953 @Override 2954 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2955 // reader 2956 synchronized (mPackages) { 2957 final int N = mPermissionGroups.size(); 2958 ArrayList<PermissionGroupInfo> out 2959 = new ArrayList<PermissionGroupInfo>(N); 2960 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2961 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2962 } 2963 return out; 2964 } 2965 } 2966 2967 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2968 int userId) { 2969 if (!sUserManager.exists(userId)) return null; 2970 PackageSetting ps = mSettings.mPackages.get(packageName); 2971 if (ps != null) { 2972 if (ps.pkg == null) { 2973 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2974 flags, userId); 2975 if (pInfo != null) { 2976 return pInfo.applicationInfo; 2977 } 2978 return null; 2979 } 2980 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2981 ps.readUserState(userId), userId); 2982 } 2983 return null; 2984 } 2985 2986 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2987 int userId) { 2988 if (!sUserManager.exists(userId)) return null; 2989 PackageSetting ps = mSettings.mPackages.get(packageName); 2990 if (ps != null) { 2991 PackageParser.Package pkg = ps.pkg; 2992 if (pkg == null) { 2993 if ((flags & MATCH_UNINSTALLED_PACKAGES) == 0) { 2994 return null; 2995 } 2996 // Only data remains, so we aren't worried about code paths 2997 pkg = new PackageParser.Package(packageName); 2998 pkg.applicationInfo.packageName = packageName; 2999 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3000 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3001 pkg.applicationInfo.uid = ps.appId; 3002 pkg.applicationInfo.initForUser(userId); 3003 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3004 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3005 } 3006 return generatePackageInfo(pkg, flags, userId); 3007 } 3008 return null; 3009 } 3010 3011 @Override 3012 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3013 if (!sUserManager.exists(userId)) return null; 3014 flags = updateFlagsForApplication(flags, userId, packageName); 3015 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3016 // writer 3017 synchronized (mPackages) { 3018 PackageParser.Package p = mPackages.get(packageName); 3019 if (DEBUG_PACKAGE_INFO) Log.v( 3020 TAG, "getApplicationInfo " + packageName 3021 + ": " + p); 3022 if (p != null) { 3023 PackageSetting ps = mSettings.mPackages.get(packageName); 3024 if (ps == null) return null; 3025 // Note: isEnabledLP() does not apply here - always return info 3026 return PackageParser.generateApplicationInfo( 3027 p, flags, ps.readUserState(userId), userId); 3028 } 3029 if ("android".equals(packageName)||"system".equals(packageName)) { 3030 return mAndroidApplication; 3031 } 3032 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3033 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3034 } 3035 } 3036 return null; 3037 } 3038 3039 @Override 3040 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3041 final IPackageDataObserver observer) { 3042 mContext.enforceCallingOrSelfPermission( 3043 android.Manifest.permission.CLEAR_APP_CACHE, null); 3044 // Queue up an async operation since clearing cache may take a little while. 3045 mHandler.post(new Runnable() { 3046 public void run() { 3047 mHandler.removeCallbacks(this); 3048 int retCode = -1; 3049 synchronized (mInstallLock) { 3050 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3051 if (retCode < 0) { 3052 Slog.w(TAG, "Couldn't clear application caches"); 3053 } 3054 } 3055 if (observer != null) { 3056 try { 3057 observer.onRemoveCompleted(null, (retCode >= 0)); 3058 } catch (RemoteException e) { 3059 Slog.w(TAG, "RemoveException when invoking call back"); 3060 } 3061 } 3062 } 3063 }); 3064 } 3065 3066 @Override 3067 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3068 final IntentSender pi) { 3069 mContext.enforceCallingOrSelfPermission( 3070 android.Manifest.permission.CLEAR_APP_CACHE, null); 3071 // Queue up an async operation since clearing cache may take a little while. 3072 mHandler.post(new Runnable() { 3073 public void run() { 3074 mHandler.removeCallbacks(this); 3075 int retCode = -1; 3076 synchronized (mInstallLock) { 3077 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3078 if (retCode < 0) { 3079 Slog.w(TAG, "Couldn't clear application caches"); 3080 } 3081 } 3082 if(pi != null) { 3083 try { 3084 // Callback via pending intent 3085 int code = (retCode >= 0) ? 1 : 0; 3086 pi.sendIntent(null, code, null, 3087 null, null); 3088 } catch (SendIntentException e1) { 3089 Slog.i(TAG, "Failed to send pending intent"); 3090 } 3091 } 3092 } 3093 }); 3094 } 3095 3096 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3097 synchronized (mInstallLock) { 3098 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3099 throw new IOException("Failed to free enough space"); 3100 } 3101 } 3102 } 3103 3104 /** 3105 * Return if the user key is currently unlocked. 3106 */ 3107 private boolean isUserKeyUnlocked(int userId) { 3108 if (StorageManager.isFileBasedEncryptionEnabled()) { 3109 final IMountService mount = IMountService.Stub 3110 .asInterface(ServiceManager.getService("mount")); 3111 if (mount == null) { 3112 Slog.w(TAG, "Early during boot, assuming locked"); 3113 return false; 3114 } 3115 final long token = Binder.clearCallingIdentity(); 3116 try { 3117 return mount.isUserKeyUnlocked(userId); 3118 } catch (RemoteException e) { 3119 throw e.rethrowAsRuntimeException(); 3120 } finally { 3121 Binder.restoreCallingIdentity(token); 3122 } 3123 } else { 3124 return true; 3125 } 3126 } 3127 3128 /** 3129 * Update given flags based on encryption status of current user. 3130 */ 3131 private int updateFlagsForEncryption(int flags, int userId) { 3132 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3133 | PackageManager.MATCH_ENCRYPTION_AWARE)) != 0) { 3134 // Caller expressed an explicit opinion about what encryption 3135 // aware/unaware components they want to see, so fall through and 3136 // give them what they want 3137 } else { 3138 // Caller expressed no opinion, so match based on user state 3139 if (isUserKeyUnlocked(userId)) { 3140 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3141 } else { 3142 flags |= PackageManager.MATCH_ENCRYPTION_AWARE; 3143 } 3144 } 3145 return flags; 3146 } 3147 3148 /** 3149 * Update given flags when being used to request {@link PackageInfo}. 3150 */ 3151 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3152 boolean triaged = true; 3153 if ((flags & PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3154 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS) != 0) { 3155 // Caller is asking for component details, so they'd better be 3156 // asking for specific encryption matching behavior, or be triaged 3157 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3158 | PackageManager.MATCH_ENCRYPTION_AWARE 3159 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3160 triaged = false; 3161 } 3162 } 3163 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3164 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3165 triaged = false; 3166 } 3167 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3168 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie, 3169 new Throwable()); 3170 } 3171 return updateFlagsForEncryption(flags, userId); 3172 } 3173 3174 /** 3175 * Update given flags when being used to request {@link ApplicationInfo}. 3176 */ 3177 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3178 return updateFlagsForPackage(flags, userId, cookie); 3179 } 3180 3181 /** 3182 * Update given flags when being used to request {@link ComponentInfo}. 3183 */ 3184 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3185 boolean triaged = true; 3186 // Caller is asking for component details, so they'd better be 3187 // asking for specific encryption matching behavior, or be triaged 3188 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3189 | PackageManager.MATCH_ENCRYPTION_AWARE 3190 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3191 triaged = false; 3192 } 3193 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3194 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie, 3195 new Throwable()); 3196 } 3197 return updateFlagsForEncryption(flags, userId); 3198 } 3199 3200 /** 3201 * Update given flags when being used to request {@link ResolveInfo}. 3202 */ 3203 private int updateFlagsForResolve(int flags, int userId, Object cookie) { 3204 return updateFlagsForComponent(flags, userId, cookie); 3205 } 3206 3207 @Override 3208 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3209 if (!sUserManager.exists(userId)) return null; 3210 flags = updateFlagsForComponent(flags, userId, component); 3211 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3212 synchronized (mPackages) { 3213 PackageParser.Activity a = mActivities.mActivities.get(component); 3214 3215 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3216 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3217 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3218 if (ps == null) return null; 3219 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3220 userId); 3221 } 3222 if (mResolveComponentName.equals(component)) { 3223 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3224 new PackageUserState(), userId); 3225 } 3226 } 3227 return null; 3228 } 3229 3230 @Override 3231 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3232 String resolvedType) { 3233 synchronized (mPackages) { 3234 if (component.equals(mResolveComponentName)) { 3235 // The resolver supports EVERYTHING! 3236 return true; 3237 } 3238 PackageParser.Activity a = mActivities.mActivities.get(component); 3239 if (a == null) { 3240 return false; 3241 } 3242 for (int i=0; i<a.intents.size(); i++) { 3243 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3244 intent.getData(), intent.getCategories(), TAG) >= 0) { 3245 return true; 3246 } 3247 } 3248 return false; 3249 } 3250 } 3251 3252 @Override 3253 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3254 if (!sUserManager.exists(userId)) return null; 3255 flags = updateFlagsForComponent(flags, userId, component); 3256 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3257 synchronized (mPackages) { 3258 PackageParser.Activity a = mReceivers.mActivities.get(component); 3259 if (DEBUG_PACKAGE_INFO) Log.v( 3260 TAG, "getReceiverInfo " + component + ": " + a); 3261 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3262 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3263 if (ps == null) return null; 3264 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3265 userId); 3266 } 3267 } 3268 return null; 3269 } 3270 3271 @Override 3272 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3273 if (!sUserManager.exists(userId)) return null; 3274 flags = updateFlagsForComponent(flags, userId, component); 3275 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3276 synchronized (mPackages) { 3277 PackageParser.Service s = mServices.mServices.get(component); 3278 if (DEBUG_PACKAGE_INFO) Log.v( 3279 TAG, "getServiceInfo " + component + ": " + s); 3280 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3281 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3282 if (ps == null) return null; 3283 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3284 userId); 3285 } 3286 } 3287 return null; 3288 } 3289 3290 @Override 3291 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3292 if (!sUserManager.exists(userId)) return null; 3293 flags = updateFlagsForComponent(flags, userId, component); 3294 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3295 synchronized (mPackages) { 3296 PackageParser.Provider p = mProviders.mProviders.get(component); 3297 if (DEBUG_PACKAGE_INFO) Log.v( 3298 TAG, "getProviderInfo " + component + ": " + p); 3299 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3300 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3301 if (ps == null) return null; 3302 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3303 userId); 3304 } 3305 } 3306 return null; 3307 } 3308 3309 @Override 3310 public String[] getSystemSharedLibraryNames() { 3311 Set<String> libSet; 3312 synchronized (mPackages) { 3313 libSet = mSharedLibraries.keySet(); 3314 int size = libSet.size(); 3315 if (size > 0) { 3316 String[] libs = new String[size]; 3317 libSet.toArray(libs); 3318 return libs; 3319 } 3320 } 3321 return null; 3322 } 3323 3324 /** 3325 * @hide 3326 */ 3327 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3328 synchronized (mPackages) { 3329 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3330 if (lib != null && lib.apk != null) { 3331 return mPackages.get(lib.apk); 3332 } 3333 } 3334 return null; 3335 } 3336 3337 @Override 3338 public FeatureInfo[] getSystemAvailableFeatures() { 3339 Collection<FeatureInfo> featSet; 3340 synchronized (mPackages) { 3341 featSet = mAvailableFeatures.values(); 3342 int size = featSet.size(); 3343 if (size > 0) { 3344 FeatureInfo[] features = new FeatureInfo[size+1]; 3345 featSet.toArray(features); 3346 FeatureInfo fi = new FeatureInfo(); 3347 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3348 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3349 features[size] = fi; 3350 return features; 3351 } 3352 } 3353 return null; 3354 } 3355 3356 @Override 3357 public boolean hasSystemFeature(String name) { 3358 synchronized (mPackages) { 3359 return mAvailableFeatures.containsKey(name); 3360 } 3361 } 3362 3363 @Override 3364 public int checkPermission(String permName, String pkgName, int userId) { 3365 if (!sUserManager.exists(userId)) { 3366 return PackageManager.PERMISSION_DENIED; 3367 } 3368 3369 synchronized (mPackages) { 3370 final PackageParser.Package p = mPackages.get(pkgName); 3371 if (p != null && p.mExtras != null) { 3372 final PackageSetting ps = (PackageSetting) p.mExtras; 3373 final PermissionsState permissionsState = ps.getPermissionsState(); 3374 if (permissionsState.hasPermission(permName, userId)) { 3375 return PackageManager.PERMISSION_GRANTED; 3376 } 3377 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3378 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3379 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3380 return PackageManager.PERMISSION_GRANTED; 3381 } 3382 } 3383 } 3384 3385 return PackageManager.PERMISSION_DENIED; 3386 } 3387 3388 @Override 3389 public int checkUidPermission(String permName, int uid) { 3390 final int userId = UserHandle.getUserId(uid); 3391 3392 if (!sUserManager.exists(userId)) { 3393 return PackageManager.PERMISSION_DENIED; 3394 } 3395 3396 synchronized (mPackages) { 3397 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3398 if (obj != null) { 3399 final SettingBase ps = (SettingBase) obj; 3400 final PermissionsState permissionsState = ps.getPermissionsState(); 3401 if (permissionsState.hasPermission(permName, userId)) { 3402 return PackageManager.PERMISSION_GRANTED; 3403 } 3404 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3405 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3406 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3407 return PackageManager.PERMISSION_GRANTED; 3408 } 3409 } else { 3410 ArraySet<String> perms = mSystemPermissions.get(uid); 3411 if (perms != null) { 3412 if (perms.contains(permName)) { 3413 return PackageManager.PERMISSION_GRANTED; 3414 } 3415 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3416 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3417 return PackageManager.PERMISSION_GRANTED; 3418 } 3419 } 3420 } 3421 } 3422 3423 return PackageManager.PERMISSION_DENIED; 3424 } 3425 3426 @Override 3427 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3428 if (UserHandle.getCallingUserId() != userId) { 3429 mContext.enforceCallingPermission( 3430 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3431 "isPermissionRevokedByPolicy for user " + userId); 3432 } 3433 3434 if (checkPermission(permission, packageName, userId) 3435 == PackageManager.PERMISSION_GRANTED) { 3436 return false; 3437 } 3438 3439 final long identity = Binder.clearCallingIdentity(); 3440 try { 3441 final int flags = getPermissionFlags(permission, packageName, userId); 3442 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3443 } finally { 3444 Binder.restoreCallingIdentity(identity); 3445 } 3446 } 3447 3448 @Override 3449 public String getPermissionControllerPackageName() { 3450 synchronized (mPackages) { 3451 return mRequiredInstallerPackage; 3452 } 3453 } 3454 3455 /** 3456 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3457 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3458 * @param checkShell TODO(yamasani): 3459 * @param message the message to log on security exception 3460 */ 3461 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3462 boolean checkShell, String message) { 3463 if (userId < 0) { 3464 throw new IllegalArgumentException("Invalid userId " + userId); 3465 } 3466 if (checkShell) { 3467 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3468 } 3469 if (userId == UserHandle.getUserId(callingUid)) return; 3470 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3471 if (requireFullPermission) { 3472 mContext.enforceCallingOrSelfPermission( 3473 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3474 } else { 3475 try { 3476 mContext.enforceCallingOrSelfPermission( 3477 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3478 } catch (SecurityException se) { 3479 mContext.enforceCallingOrSelfPermission( 3480 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3481 } 3482 } 3483 } 3484 } 3485 3486 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3487 if (callingUid == Process.SHELL_UID) { 3488 if (userHandle >= 0 3489 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3490 throw new SecurityException("Shell does not have permission to access user " 3491 + userHandle); 3492 } else if (userHandle < 0) { 3493 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3494 + Debug.getCallers(3)); 3495 } 3496 } 3497 } 3498 3499 private BasePermission findPermissionTreeLP(String permName) { 3500 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3501 if (permName.startsWith(bp.name) && 3502 permName.length() > bp.name.length() && 3503 permName.charAt(bp.name.length()) == '.') { 3504 return bp; 3505 } 3506 } 3507 return null; 3508 } 3509 3510 private BasePermission checkPermissionTreeLP(String permName) { 3511 if (permName != null) { 3512 BasePermission bp = findPermissionTreeLP(permName); 3513 if (bp != null) { 3514 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3515 return bp; 3516 } 3517 throw new SecurityException("Calling uid " 3518 + Binder.getCallingUid() 3519 + " is not allowed to add to permission tree " 3520 + bp.name + " owned by uid " + bp.uid); 3521 } 3522 } 3523 throw new SecurityException("No permission tree found for " + permName); 3524 } 3525 3526 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3527 if (s1 == null) { 3528 return s2 == null; 3529 } 3530 if (s2 == null) { 3531 return false; 3532 } 3533 if (s1.getClass() != s2.getClass()) { 3534 return false; 3535 } 3536 return s1.equals(s2); 3537 } 3538 3539 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3540 if (pi1.icon != pi2.icon) return false; 3541 if (pi1.logo != pi2.logo) return false; 3542 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3543 if (!compareStrings(pi1.name, pi2.name)) return false; 3544 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3545 // We'll take care of setting this one. 3546 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3547 // These are not currently stored in settings. 3548 //if (!compareStrings(pi1.group, pi2.group)) return false; 3549 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3550 //if (pi1.labelRes != pi2.labelRes) return false; 3551 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3552 return true; 3553 } 3554 3555 int permissionInfoFootprint(PermissionInfo info) { 3556 int size = info.name.length(); 3557 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3558 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3559 return size; 3560 } 3561 3562 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3563 int size = 0; 3564 for (BasePermission perm : mSettings.mPermissions.values()) { 3565 if (perm.uid == tree.uid) { 3566 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3567 } 3568 } 3569 return size; 3570 } 3571 3572 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3573 // We calculate the max size of permissions defined by this uid and throw 3574 // if that plus the size of 'info' would exceed our stated maximum. 3575 if (tree.uid != Process.SYSTEM_UID) { 3576 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3577 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3578 throw new SecurityException("Permission tree size cap exceeded"); 3579 } 3580 } 3581 } 3582 3583 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3584 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3585 throw new SecurityException("Label must be specified in permission"); 3586 } 3587 BasePermission tree = checkPermissionTreeLP(info.name); 3588 BasePermission bp = mSettings.mPermissions.get(info.name); 3589 boolean added = bp == null; 3590 boolean changed = true; 3591 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3592 if (added) { 3593 enforcePermissionCapLocked(info, tree); 3594 bp = new BasePermission(info.name, tree.sourcePackage, 3595 BasePermission.TYPE_DYNAMIC); 3596 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3597 throw new SecurityException( 3598 "Not allowed to modify non-dynamic permission " 3599 + info.name); 3600 } else { 3601 if (bp.protectionLevel == fixedLevel 3602 && bp.perm.owner.equals(tree.perm.owner) 3603 && bp.uid == tree.uid 3604 && comparePermissionInfos(bp.perm.info, info)) { 3605 changed = false; 3606 } 3607 } 3608 bp.protectionLevel = fixedLevel; 3609 info = new PermissionInfo(info); 3610 info.protectionLevel = fixedLevel; 3611 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3612 bp.perm.info.packageName = tree.perm.info.packageName; 3613 bp.uid = tree.uid; 3614 if (added) { 3615 mSettings.mPermissions.put(info.name, bp); 3616 } 3617 if (changed) { 3618 if (!async) { 3619 mSettings.writeLPr(); 3620 } else { 3621 scheduleWriteSettingsLocked(); 3622 } 3623 } 3624 return added; 3625 } 3626 3627 @Override 3628 public boolean addPermission(PermissionInfo info) { 3629 synchronized (mPackages) { 3630 return addPermissionLocked(info, false); 3631 } 3632 } 3633 3634 @Override 3635 public boolean addPermissionAsync(PermissionInfo info) { 3636 synchronized (mPackages) { 3637 return addPermissionLocked(info, true); 3638 } 3639 } 3640 3641 @Override 3642 public void removePermission(String name) { 3643 synchronized (mPackages) { 3644 checkPermissionTreeLP(name); 3645 BasePermission bp = mSettings.mPermissions.get(name); 3646 if (bp != null) { 3647 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3648 throw new SecurityException( 3649 "Not allowed to modify non-dynamic permission " 3650 + name); 3651 } 3652 mSettings.mPermissions.remove(name); 3653 mSettings.writeLPr(); 3654 } 3655 } 3656 } 3657 3658 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3659 BasePermission bp) { 3660 int index = pkg.requestedPermissions.indexOf(bp.name); 3661 if (index == -1) { 3662 throw new SecurityException("Package " + pkg.packageName 3663 + " has not requested permission " + bp.name); 3664 } 3665 if (!bp.isRuntime() && !bp.isDevelopment()) { 3666 throw new SecurityException("Permission " + bp.name 3667 + " is not a changeable permission type"); 3668 } 3669 } 3670 3671 @Override 3672 public void grantRuntimePermission(String packageName, String name, final int userId) { 3673 if (!sUserManager.exists(userId)) { 3674 Log.e(TAG, "No such user:" + userId); 3675 return; 3676 } 3677 3678 mContext.enforceCallingOrSelfPermission( 3679 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3680 "grantRuntimePermission"); 3681 3682 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3683 "grantRuntimePermission"); 3684 3685 final int uid; 3686 final SettingBase sb; 3687 3688 synchronized (mPackages) { 3689 final PackageParser.Package pkg = mPackages.get(packageName); 3690 if (pkg == null) { 3691 throw new IllegalArgumentException("Unknown package: " + packageName); 3692 } 3693 3694 final BasePermission bp = mSettings.mPermissions.get(name); 3695 if (bp == null) { 3696 throw new IllegalArgumentException("Unknown permission: " + name); 3697 } 3698 3699 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3700 3701 // If a permission review is required for legacy apps we represent 3702 // their permissions as always granted runtime ones since we need 3703 // to keep the review required permission flag per user while an 3704 // install permission's state is shared across all users. 3705 if (Build.PERMISSIONS_REVIEW_REQUIRED 3706 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3707 && bp.isRuntime()) { 3708 return; 3709 } 3710 3711 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3712 sb = (SettingBase) pkg.mExtras; 3713 if (sb == null) { 3714 throw new IllegalArgumentException("Unknown package: " + packageName); 3715 } 3716 3717 final PermissionsState permissionsState = sb.getPermissionsState(); 3718 3719 final int flags = permissionsState.getPermissionFlags(name, userId); 3720 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3721 throw new SecurityException("Cannot grant system fixed permission " 3722 + name + " for package " + packageName); 3723 } 3724 3725 if (bp.isDevelopment()) { 3726 // Development permissions must be handled specially, since they are not 3727 // normal runtime permissions. For now they apply to all users. 3728 if (permissionsState.grantInstallPermission(bp) != 3729 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3730 scheduleWriteSettingsLocked(); 3731 } 3732 return; 3733 } 3734 3735 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3736 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3737 return; 3738 } 3739 3740 final int result = permissionsState.grantRuntimePermission(bp, userId); 3741 switch (result) { 3742 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3743 return; 3744 } 3745 3746 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3747 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3748 mHandler.post(new Runnable() { 3749 @Override 3750 public void run() { 3751 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3752 } 3753 }); 3754 } 3755 break; 3756 } 3757 3758 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3759 3760 // Not critical if that is lost - app has to request again. 3761 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3762 } 3763 3764 // Only need to do this if user is initialized. Otherwise it's a new user 3765 // and there are no processes running as the user yet and there's no need 3766 // to make an expensive call to remount processes for the changed permissions. 3767 if (READ_EXTERNAL_STORAGE.equals(name) 3768 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3769 final long token = Binder.clearCallingIdentity(); 3770 try { 3771 if (sUserManager.isInitialized(userId)) { 3772 MountServiceInternal mountServiceInternal = LocalServices.getService( 3773 MountServiceInternal.class); 3774 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3775 } 3776 } finally { 3777 Binder.restoreCallingIdentity(token); 3778 } 3779 } 3780 } 3781 3782 @Override 3783 public void revokeRuntimePermission(String packageName, String name, int userId) { 3784 if (!sUserManager.exists(userId)) { 3785 Log.e(TAG, "No such user:" + userId); 3786 return; 3787 } 3788 3789 mContext.enforceCallingOrSelfPermission( 3790 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3791 "revokeRuntimePermission"); 3792 3793 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3794 "revokeRuntimePermission"); 3795 3796 final int appId; 3797 3798 synchronized (mPackages) { 3799 final PackageParser.Package pkg = mPackages.get(packageName); 3800 if (pkg == null) { 3801 throw new IllegalArgumentException("Unknown package: " + packageName); 3802 } 3803 3804 final BasePermission bp = mSettings.mPermissions.get(name); 3805 if (bp == null) { 3806 throw new IllegalArgumentException("Unknown permission: " + name); 3807 } 3808 3809 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3810 3811 // If a permission review is required for legacy apps we represent 3812 // their permissions as always granted runtime ones since we need 3813 // to keep the review required permission flag per user while an 3814 // install permission's state is shared across all users. 3815 if (Build.PERMISSIONS_REVIEW_REQUIRED 3816 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3817 && bp.isRuntime()) { 3818 return; 3819 } 3820 3821 SettingBase sb = (SettingBase) pkg.mExtras; 3822 if (sb == null) { 3823 throw new IllegalArgumentException("Unknown package: " + packageName); 3824 } 3825 3826 final PermissionsState permissionsState = sb.getPermissionsState(); 3827 3828 final int flags = permissionsState.getPermissionFlags(name, userId); 3829 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3830 throw new SecurityException("Cannot revoke system fixed permission " 3831 + name + " for package " + packageName); 3832 } 3833 3834 if (bp.isDevelopment()) { 3835 // Development permissions must be handled specially, since they are not 3836 // normal runtime permissions. For now they apply to all users. 3837 if (permissionsState.revokeInstallPermission(bp) != 3838 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3839 scheduleWriteSettingsLocked(); 3840 } 3841 return; 3842 } 3843 3844 if (permissionsState.revokeRuntimePermission(bp, userId) == 3845 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3846 return; 3847 } 3848 3849 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3850 3851 // Critical, after this call app should never have the permission. 3852 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3853 3854 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3855 } 3856 3857 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3858 } 3859 3860 @Override 3861 public void resetRuntimePermissions() { 3862 mContext.enforceCallingOrSelfPermission( 3863 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3864 "revokeRuntimePermission"); 3865 3866 int callingUid = Binder.getCallingUid(); 3867 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3868 mContext.enforceCallingOrSelfPermission( 3869 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3870 "resetRuntimePermissions"); 3871 } 3872 3873 synchronized (mPackages) { 3874 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3875 for (int userId : UserManagerService.getInstance().getUserIds()) { 3876 final int packageCount = mPackages.size(); 3877 for (int i = 0; i < packageCount; i++) { 3878 PackageParser.Package pkg = mPackages.valueAt(i); 3879 if (!(pkg.mExtras instanceof PackageSetting)) { 3880 continue; 3881 } 3882 PackageSetting ps = (PackageSetting) pkg.mExtras; 3883 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3884 } 3885 } 3886 } 3887 } 3888 3889 @Override 3890 public int getPermissionFlags(String name, String packageName, int userId) { 3891 if (!sUserManager.exists(userId)) { 3892 return 0; 3893 } 3894 3895 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3896 3897 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3898 "getPermissionFlags"); 3899 3900 synchronized (mPackages) { 3901 final PackageParser.Package pkg = mPackages.get(packageName); 3902 if (pkg == null) { 3903 throw new IllegalArgumentException("Unknown package: " + packageName); 3904 } 3905 3906 final BasePermission bp = mSettings.mPermissions.get(name); 3907 if (bp == null) { 3908 throw new IllegalArgumentException("Unknown permission: " + name); 3909 } 3910 3911 SettingBase sb = (SettingBase) pkg.mExtras; 3912 if (sb == null) { 3913 throw new IllegalArgumentException("Unknown package: " + packageName); 3914 } 3915 3916 PermissionsState permissionsState = sb.getPermissionsState(); 3917 return permissionsState.getPermissionFlags(name, userId); 3918 } 3919 } 3920 3921 @Override 3922 public void updatePermissionFlags(String name, String packageName, int flagMask, 3923 int flagValues, int userId) { 3924 if (!sUserManager.exists(userId)) { 3925 return; 3926 } 3927 3928 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3929 3930 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3931 "updatePermissionFlags"); 3932 3933 // Only the system can change these flags and nothing else. 3934 if (getCallingUid() != Process.SYSTEM_UID) { 3935 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3936 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3937 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3938 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3939 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3940 } 3941 3942 synchronized (mPackages) { 3943 final PackageParser.Package pkg = mPackages.get(packageName); 3944 if (pkg == null) { 3945 throw new IllegalArgumentException("Unknown package: " + packageName); 3946 } 3947 3948 final BasePermission bp = mSettings.mPermissions.get(name); 3949 if (bp == null) { 3950 throw new IllegalArgumentException("Unknown permission: " + name); 3951 } 3952 3953 SettingBase sb = (SettingBase) pkg.mExtras; 3954 if (sb == null) { 3955 throw new IllegalArgumentException("Unknown package: " + packageName); 3956 } 3957 3958 PermissionsState permissionsState = sb.getPermissionsState(); 3959 3960 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3961 3962 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3963 // Install and runtime permissions are stored in different places, 3964 // so figure out what permission changed and persist the change. 3965 if (permissionsState.getInstallPermissionState(name) != null) { 3966 scheduleWriteSettingsLocked(); 3967 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3968 || hadState) { 3969 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3970 } 3971 } 3972 } 3973 } 3974 3975 /** 3976 * Update the permission flags for all packages and runtime permissions of a user in order 3977 * to allow device or profile owner to remove POLICY_FIXED. 3978 */ 3979 @Override 3980 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3981 if (!sUserManager.exists(userId)) { 3982 return; 3983 } 3984 3985 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3986 3987 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3988 "updatePermissionFlagsForAllApps"); 3989 3990 // Only the system can change system fixed flags. 3991 if (getCallingUid() != Process.SYSTEM_UID) { 3992 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3993 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3994 } 3995 3996 synchronized (mPackages) { 3997 boolean changed = false; 3998 final int packageCount = mPackages.size(); 3999 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4000 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4001 SettingBase sb = (SettingBase) pkg.mExtras; 4002 if (sb == null) { 4003 continue; 4004 } 4005 PermissionsState permissionsState = sb.getPermissionsState(); 4006 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4007 userId, flagMask, flagValues); 4008 } 4009 if (changed) { 4010 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4011 } 4012 } 4013 } 4014 4015 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4016 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4017 != PackageManager.PERMISSION_GRANTED 4018 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4019 != PackageManager.PERMISSION_GRANTED) { 4020 throw new SecurityException(message + " requires " 4021 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4022 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4023 } 4024 } 4025 4026 @Override 4027 public boolean shouldShowRequestPermissionRationale(String permissionName, 4028 String packageName, int userId) { 4029 if (UserHandle.getCallingUserId() != userId) { 4030 mContext.enforceCallingPermission( 4031 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4032 "canShowRequestPermissionRationale for user " + userId); 4033 } 4034 4035 final int uid = getPackageUid(packageName, userId); 4036 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4037 return false; 4038 } 4039 4040 if (checkPermission(permissionName, packageName, userId) 4041 == PackageManager.PERMISSION_GRANTED) { 4042 return false; 4043 } 4044 4045 final int flags; 4046 4047 final long identity = Binder.clearCallingIdentity(); 4048 try { 4049 flags = getPermissionFlags(permissionName, 4050 packageName, userId); 4051 } finally { 4052 Binder.restoreCallingIdentity(identity); 4053 } 4054 4055 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4056 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4057 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4058 4059 if ((flags & fixedFlags) != 0) { 4060 return false; 4061 } 4062 4063 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4064 } 4065 4066 @Override 4067 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4068 mContext.enforceCallingOrSelfPermission( 4069 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4070 "addOnPermissionsChangeListener"); 4071 4072 synchronized (mPackages) { 4073 mOnPermissionChangeListeners.addListenerLocked(listener); 4074 } 4075 } 4076 4077 @Override 4078 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4079 synchronized (mPackages) { 4080 mOnPermissionChangeListeners.removeListenerLocked(listener); 4081 } 4082 } 4083 4084 @Override 4085 public boolean isProtectedBroadcast(String actionName) { 4086 synchronized (mPackages) { 4087 if (mProtectedBroadcasts.contains(actionName)) { 4088 return true; 4089 } else if (actionName != null) { 4090 // TODO: remove these terrible hacks 4091 if (actionName.startsWith("android.net.netmon.lingerExpired") 4092 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4093 return true; 4094 } 4095 } 4096 } 4097 return false; 4098 } 4099 4100 @Override 4101 public int checkSignatures(String pkg1, String pkg2) { 4102 synchronized (mPackages) { 4103 final PackageParser.Package p1 = mPackages.get(pkg1); 4104 final PackageParser.Package p2 = mPackages.get(pkg2); 4105 if (p1 == null || p1.mExtras == null 4106 || p2 == null || p2.mExtras == null) { 4107 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4108 } 4109 return compareSignatures(p1.mSignatures, p2.mSignatures); 4110 } 4111 } 4112 4113 @Override 4114 public int checkUidSignatures(int uid1, int uid2) { 4115 // Map to base uids. 4116 uid1 = UserHandle.getAppId(uid1); 4117 uid2 = UserHandle.getAppId(uid2); 4118 // reader 4119 synchronized (mPackages) { 4120 Signature[] s1; 4121 Signature[] s2; 4122 Object obj = mSettings.getUserIdLPr(uid1); 4123 if (obj != null) { 4124 if (obj instanceof SharedUserSetting) { 4125 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4126 } else if (obj instanceof PackageSetting) { 4127 s1 = ((PackageSetting)obj).signatures.mSignatures; 4128 } else { 4129 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4130 } 4131 } else { 4132 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4133 } 4134 obj = mSettings.getUserIdLPr(uid2); 4135 if (obj != null) { 4136 if (obj instanceof SharedUserSetting) { 4137 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4138 } else if (obj instanceof PackageSetting) { 4139 s2 = ((PackageSetting)obj).signatures.mSignatures; 4140 } else { 4141 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4142 } 4143 } else { 4144 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4145 } 4146 return compareSignatures(s1, s2); 4147 } 4148 } 4149 4150 private void killUid(int appId, int userId, String reason) { 4151 final long identity = Binder.clearCallingIdentity(); 4152 try { 4153 IActivityManager am = ActivityManagerNative.getDefault(); 4154 if (am != null) { 4155 try { 4156 am.killUid(appId, userId, reason); 4157 } catch (RemoteException e) { 4158 /* ignore - same process */ 4159 } 4160 } 4161 } finally { 4162 Binder.restoreCallingIdentity(identity); 4163 } 4164 } 4165 4166 /** 4167 * Compares two sets of signatures. Returns: 4168 * <br /> 4169 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4170 * <br /> 4171 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4172 * <br /> 4173 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4174 * <br /> 4175 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4176 * <br /> 4177 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4178 */ 4179 static int compareSignatures(Signature[] s1, Signature[] s2) { 4180 if (s1 == null) { 4181 return s2 == null 4182 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4183 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4184 } 4185 4186 if (s2 == null) { 4187 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4188 } 4189 4190 if (s1.length != s2.length) { 4191 return PackageManager.SIGNATURE_NO_MATCH; 4192 } 4193 4194 // Since both signature sets are of size 1, we can compare without HashSets. 4195 if (s1.length == 1) { 4196 return s1[0].equals(s2[0]) ? 4197 PackageManager.SIGNATURE_MATCH : 4198 PackageManager.SIGNATURE_NO_MATCH; 4199 } 4200 4201 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4202 for (Signature sig : s1) { 4203 set1.add(sig); 4204 } 4205 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4206 for (Signature sig : s2) { 4207 set2.add(sig); 4208 } 4209 // Make sure s2 contains all signatures in s1. 4210 if (set1.equals(set2)) { 4211 return PackageManager.SIGNATURE_MATCH; 4212 } 4213 return PackageManager.SIGNATURE_NO_MATCH; 4214 } 4215 4216 /** 4217 * If the database version for this type of package (internal storage or 4218 * external storage) is less than the version where package signatures 4219 * were updated, return true. 4220 */ 4221 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4222 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4223 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4224 } 4225 4226 /** 4227 * Used for backward compatibility to make sure any packages with 4228 * certificate chains get upgraded to the new style. {@code existingSigs} 4229 * will be in the old format (since they were stored on disk from before the 4230 * system upgrade) and {@code scannedSigs} will be in the newer format. 4231 */ 4232 private int compareSignaturesCompat(PackageSignatures existingSigs, 4233 PackageParser.Package scannedPkg) { 4234 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4235 return PackageManager.SIGNATURE_NO_MATCH; 4236 } 4237 4238 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4239 for (Signature sig : existingSigs.mSignatures) { 4240 existingSet.add(sig); 4241 } 4242 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4243 for (Signature sig : scannedPkg.mSignatures) { 4244 try { 4245 Signature[] chainSignatures = sig.getChainSignatures(); 4246 for (Signature chainSig : chainSignatures) { 4247 scannedCompatSet.add(chainSig); 4248 } 4249 } catch (CertificateEncodingException e) { 4250 scannedCompatSet.add(sig); 4251 } 4252 } 4253 /* 4254 * Make sure the expanded scanned set contains all signatures in the 4255 * existing one. 4256 */ 4257 if (scannedCompatSet.equals(existingSet)) { 4258 // Migrate the old signatures to the new scheme. 4259 existingSigs.assignSignatures(scannedPkg.mSignatures); 4260 // The new KeySets will be re-added later in the scanning process. 4261 synchronized (mPackages) { 4262 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4263 } 4264 return PackageManager.SIGNATURE_MATCH; 4265 } 4266 return PackageManager.SIGNATURE_NO_MATCH; 4267 } 4268 4269 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4270 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4271 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4272 } 4273 4274 private int compareSignaturesRecover(PackageSignatures existingSigs, 4275 PackageParser.Package scannedPkg) { 4276 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4277 return PackageManager.SIGNATURE_NO_MATCH; 4278 } 4279 4280 String msg = null; 4281 try { 4282 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4283 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4284 + scannedPkg.packageName); 4285 return PackageManager.SIGNATURE_MATCH; 4286 } 4287 } catch (CertificateException e) { 4288 msg = e.getMessage(); 4289 } 4290 4291 logCriticalInfo(Log.INFO, 4292 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4293 return PackageManager.SIGNATURE_NO_MATCH; 4294 } 4295 4296 @Override 4297 public String[] getPackagesForUid(int uid) { 4298 uid = UserHandle.getAppId(uid); 4299 // reader 4300 synchronized (mPackages) { 4301 Object obj = mSettings.getUserIdLPr(uid); 4302 if (obj instanceof SharedUserSetting) { 4303 final SharedUserSetting sus = (SharedUserSetting) obj; 4304 final int N = sus.packages.size(); 4305 final String[] res = new String[N]; 4306 final Iterator<PackageSetting> it = sus.packages.iterator(); 4307 int i = 0; 4308 while (it.hasNext()) { 4309 res[i++] = it.next().name; 4310 } 4311 return res; 4312 } else if (obj instanceof PackageSetting) { 4313 final PackageSetting ps = (PackageSetting) obj; 4314 return new String[] { ps.name }; 4315 } 4316 } 4317 return null; 4318 } 4319 4320 @Override 4321 public String getNameForUid(int uid) { 4322 // reader 4323 synchronized (mPackages) { 4324 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4325 if (obj instanceof SharedUserSetting) { 4326 final SharedUserSetting sus = (SharedUserSetting) obj; 4327 return sus.name + ":" + sus.userId; 4328 } else if (obj instanceof PackageSetting) { 4329 final PackageSetting ps = (PackageSetting) obj; 4330 return ps.name; 4331 } 4332 } 4333 return null; 4334 } 4335 4336 @Override 4337 public int getUidForSharedUser(String sharedUserName) { 4338 if(sharedUserName == null) { 4339 return -1; 4340 } 4341 // reader 4342 synchronized (mPackages) { 4343 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4344 if (suid == null) { 4345 return -1; 4346 } 4347 return suid.userId; 4348 } 4349 } 4350 4351 @Override 4352 public int getFlagsForUid(int uid) { 4353 synchronized (mPackages) { 4354 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4355 if (obj instanceof SharedUserSetting) { 4356 final SharedUserSetting sus = (SharedUserSetting) obj; 4357 return sus.pkgFlags; 4358 } else if (obj instanceof PackageSetting) { 4359 final PackageSetting ps = (PackageSetting) obj; 4360 return ps.pkgFlags; 4361 } 4362 } 4363 return 0; 4364 } 4365 4366 @Override 4367 public int getPrivateFlagsForUid(int uid) { 4368 synchronized (mPackages) { 4369 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4370 if (obj instanceof SharedUserSetting) { 4371 final SharedUserSetting sus = (SharedUserSetting) obj; 4372 return sus.pkgPrivateFlags; 4373 } else if (obj instanceof PackageSetting) { 4374 final PackageSetting ps = (PackageSetting) obj; 4375 return ps.pkgPrivateFlags; 4376 } 4377 } 4378 return 0; 4379 } 4380 4381 @Override 4382 public boolean isUidPrivileged(int uid) { 4383 uid = UserHandle.getAppId(uid); 4384 // reader 4385 synchronized (mPackages) { 4386 Object obj = mSettings.getUserIdLPr(uid); 4387 if (obj instanceof SharedUserSetting) { 4388 final SharedUserSetting sus = (SharedUserSetting) obj; 4389 final Iterator<PackageSetting> it = sus.packages.iterator(); 4390 while (it.hasNext()) { 4391 if (it.next().isPrivileged()) { 4392 return true; 4393 } 4394 } 4395 } else if (obj instanceof PackageSetting) { 4396 final PackageSetting ps = (PackageSetting) obj; 4397 return ps.isPrivileged(); 4398 } 4399 } 4400 return false; 4401 } 4402 4403 @Override 4404 public String[] getAppOpPermissionPackages(String permissionName) { 4405 synchronized (mPackages) { 4406 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4407 if (pkgs == null) { 4408 return null; 4409 } 4410 return pkgs.toArray(new String[pkgs.size()]); 4411 } 4412 } 4413 4414 @Override 4415 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4416 int flags, int userId) { 4417 if (!sUserManager.exists(userId)) return null; 4418 flags = updateFlagsForResolve(flags, userId, intent); 4419 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4420 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4421 final ResolveInfo bestChoice = 4422 chooseBestActivity(intent, resolvedType, flags, query, userId); 4423 4424 if (isEphemeralAllowed(intent, query, userId)) { 4425 final EphemeralResolveInfo ai = 4426 getEphemeralResolveInfo(intent, resolvedType, userId); 4427 if (ai != null) { 4428 if (DEBUG_EPHEMERAL) { 4429 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4430 } 4431 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4432 bestChoice.ephemeralResolveInfo = ai; 4433 } 4434 } 4435 return bestChoice; 4436 } 4437 4438 @Override 4439 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4440 IntentFilter filter, int match, ComponentName activity) { 4441 final int userId = UserHandle.getCallingUserId(); 4442 if (DEBUG_PREFERRED) { 4443 Log.v(TAG, "setLastChosenActivity intent=" + intent 4444 + " resolvedType=" + resolvedType 4445 + " flags=" + flags 4446 + " filter=" + filter 4447 + " match=" + match 4448 + " activity=" + activity); 4449 filter.dump(new PrintStreamPrinter(System.out), " "); 4450 } 4451 intent.setComponent(null); 4452 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4453 // Find any earlier preferred or last chosen entries and nuke them 4454 findPreferredActivity(intent, resolvedType, 4455 flags, query, 0, false, true, false, userId); 4456 // Add the new activity as the last chosen for this filter 4457 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4458 "Setting last chosen"); 4459 } 4460 4461 @Override 4462 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4463 final int userId = UserHandle.getCallingUserId(); 4464 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4465 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4466 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4467 false, false, false, userId); 4468 } 4469 4470 4471 private boolean isEphemeralAllowed( 4472 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4473 // Short circuit and return early if possible. 4474 final int callingUser = UserHandle.getCallingUserId(); 4475 if (callingUser != UserHandle.USER_SYSTEM) { 4476 return false; 4477 } 4478 if (mEphemeralResolverConnection == null) { 4479 return false; 4480 } 4481 if (intent.getComponent() != null) { 4482 return false; 4483 } 4484 if (intent.getPackage() != null) { 4485 return false; 4486 } 4487 final boolean isWebUri = hasWebURI(intent); 4488 if (!isWebUri) { 4489 return false; 4490 } 4491 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4492 synchronized (mPackages) { 4493 final int count = resolvedActivites.size(); 4494 for (int n = 0; n < count; n++) { 4495 ResolveInfo info = resolvedActivites.get(n); 4496 String packageName = info.activityInfo.packageName; 4497 PackageSetting ps = mSettings.mPackages.get(packageName); 4498 if (ps != null) { 4499 // Try to get the status from User settings first 4500 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4501 int status = (int) (packedStatus >> 32); 4502 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4503 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4504 if (DEBUG_EPHEMERAL) { 4505 Slog.v(TAG, "DENY ephemeral apps;" 4506 + " pkg: " + packageName + ", status: " + status); 4507 } 4508 return false; 4509 } 4510 } 4511 } 4512 } 4513 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4514 return true; 4515 } 4516 4517 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4518 int userId) { 4519 MessageDigest digest = null; 4520 try { 4521 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4522 } catch (NoSuchAlgorithmException e) { 4523 // If we can't create a digest, ignore ephemeral apps. 4524 return null; 4525 } 4526 4527 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4528 final byte[] digestBytes = digest.digest(hostBytes); 4529 int shaPrefix = 4530 digestBytes[0] << 24 4531 | digestBytes[1] << 16 4532 | digestBytes[2] << 8 4533 | digestBytes[3] << 0; 4534 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4535 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4536 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4537 // No hash prefix match; there are no ephemeral apps for this domain. 4538 return null; 4539 } 4540 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4541 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4542 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4543 continue; 4544 } 4545 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4546 // No filters; this should never happen. 4547 if (filters.isEmpty()) { 4548 continue; 4549 } 4550 // We have a domain match; resolve the filters to see if anything matches. 4551 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4552 for (int j = filters.size() - 1; j >= 0; --j) { 4553 final EphemeralResolveIntentInfo intentInfo = 4554 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4555 ephemeralResolver.addFilter(intentInfo); 4556 } 4557 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4558 intent, resolvedType, false /*defaultOnly*/, userId); 4559 if (!matchedResolveInfoList.isEmpty()) { 4560 return matchedResolveInfoList.get(0); 4561 } 4562 } 4563 // Hash or filter mis-match; no ephemeral apps for this domain. 4564 return null; 4565 } 4566 4567 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4568 int flags, List<ResolveInfo> query, int userId) { 4569 if (query != null) { 4570 final int N = query.size(); 4571 if (N == 1) { 4572 return query.get(0); 4573 } else if (N > 1) { 4574 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4575 // If there is more than one activity with the same priority, 4576 // then let the user decide between them. 4577 ResolveInfo r0 = query.get(0); 4578 ResolveInfo r1 = query.get(1); 4579 if (DEBUG_INTENT_MATCHING || debug) { 4580 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4581 + r1.activityInfo.name + "=" + r1.priority); 4582 } 4583 // If the first activity has a higher priority, or a different 4584 // default, then it is always desirable to pick it. 4585 if (r0.priority != r1.priority 4586 || r0.preferredOrder != r1.preferredOrder 4587 || r0.isDefault != r1.isDefault) { 4588 return query.get(0); 4589 } 4590 // If we have saved a preference for a preferred activity for 4591 // this Intent, use that. 4592 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4593 flags, query, r0.priority, true, false, debug, userId); 4594 if (ri != null) { 4595 return ri; 4596 } 4597 ri = new ResolveInfo(mResolveInfo); 4598 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4599 ri.activityInfo.applicationInfo = new ApplicationInfo( 4600 ri.activityInfo.applicationInfo); 4601 if (userId != 0) { 4602 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4603 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4604 } 4605 // Make sure that the resolver is displayable in car mode 4606 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4607 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4608 return ri; 4609 } 4610 } 4611 return null; 4612 } 4613 4614 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4615 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4616 final int N = query.size(); 4617 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4618 .get(userId); 4619 // Get the list of persistent preferred activities that handle the intent 4620 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4621 List<PersistentPreferredActivity> pprefs = ppir != null 4622 ? ppir.queryIntent(intent, resolvedType, 4623 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4624 : null; 4625 if (pprefs != null && pprefs.size() > 0) { 4626 final int M = pprefs.size(); 4627 for (int i=0; i<M; i++) { 4628 final PersistentPreferredActivity ppa = pprefs.get(i); 4629 if (DEBUG_PREFERRED || debug) { 4630 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4631 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4632 + "\n component=" + ppa.mComponent); 4633 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4634 } 4635 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4636 flags | MATCH_DISABLED_COMPONENTS, userId); 4637 if (DEBUG_PREFERRED || debug) { 4638 Slog.v(TAG, "Found persistent preferred activity:"); 4639 if (ai != null) { 4640 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4641 } else { 4642 Slog.v(TAG, " null"); 4643 } 4644 } 4645 if (ai == null) { 4646 // This previously registered persistent preferred activity 4647 // component is no longer known. Ignore it and do NOT remove it. 4648 continue; 4649 } 4650 for (int j=0; j<N; j++) { 4651 final ResolveInfo ri = query.get(j); 4652 if (!ri.activityInfo.applicationInfo.packageName 4653 .equals(ai.applicationInfo.packageName)) { 4654 continue; 4655 } 4656 if (!ri.activityInfo.name.equals(ai.name)) { 4657 continue; 4658 } 4659 // Found a persistent preference that can handle the intent. 4660 if (DEBUG_PREFERRED || debug) { 4661 Slog.v(TAG, "Returning persistent preferred activity: " + 4662 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4663 } 4664 return ri; 4665 } 4666 } 4667 } 4668 return null; 4669 } 4670 4671 // TODO: handle preferred activities missing while user has amnesia 4672 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4673 List<ResolveInfo> query, int priority, boolean always, 4674 boolean removeMatches, boolean debug, int userId) { 4675 if (!sUserManager.exists(userId)) return null; 4676 flags = updateFlagsForResolve(flags, userId, intent); 4677 // writer 4678 synchronized (mPackages) { 4679 if (intent.getSelector() != null) { 4680 intent = intent.getSelector(); 4681 } 4682 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4683 4684 // Try to find a matching persistent preferred activity. 4685 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4686 debug, userId); 4687 4688 // If a persistent preferred activity matched, use it. 4689 if (pri != null) { 4690 return pri; 4691 } 4692 4693 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4694 // Get the list of preferred activities that handle the intent 4695 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4696 List<PreferredActivity> prefs = pir != null 4697 ? pir.queryIntent(intent, resolvedType, 4698 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4699 : null; 4700 if (prefs != null && prefs.size() > 0) { 4701 boolean changed = false; 4702 try { 4703 // First figure out how good the original match set is. 4704 // We will only allow preferred activities that came 4705 // from the same match quality. 4706 int match = 0; 4707 4708 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4709 4710 final int N = query.size(); 4711 for (int j=0; j<N; j++) { 4712 final ResolveInfo ri = query.get(j); 4713 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4714 + ": 0x" + Integer.toHexString(match)); 4715 if (ri.match > match) { 4716 match = ri.match; 4717 } 4718 } 4719 4720 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4721 + Integer.toHexString(match)); 4722 4723 match &= IntentFilter.MATCH_CATEGORY_MASK; 4724 final int M = prefs.size(); 4725 for (int i=0; i<M; i++) { 4726 final PreferredActivity pa = prefs.get(i); 4727 if (DEBUG_PREFERRED || debug) { 4728 Slog.v(TAG, "Checking PreferredActivity ds=" 4729 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4730 + "\n component=" + pa.mPref.mComponent); 4731 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4732 } 4733 if (pa.mPref.mMatch != match) { 4734 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4735 + Integer.toHexString(pa.mPref.mMatch)); 4736 continue; 4737 } 4738 // If it's not an "always" type preferred activity and that's what we're 4739 // looking for, skip it. 4740 if (always && !pa.mPref.mAlways) { 4741 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4742 continue; 4743 } 4744 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4745 flags | MATCH_DISABLED_COMPONENTS, userId); 4746 if (DEBUG_PREFERRED || debug) { 4747 Slog.v(TAG, "Found preferred activity:"); 4748 if (ai != null) { 4749 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4750 } else { 4751 Slog.v(TAG, " null"); 4752 } 4753 } 4754 if (ai == null) { 4755 // This previously registered preferred activity 4756 // component is no longer known. Most likely an update 4757 // to the app was installed and in the new version this 4758 // component no longer exists. Clean it up by removing 4759 // it from the preferred activities list, and skip it. 4760 Slog.w(TAG, "Removing dangling preferred activity: " 4761 + pa.mPref.mComponent); 4762 pir.removeFilter(pa); 4763 changed = true; 4764 continue; 4765 } 4766 for (int j=0; j<N; j++) { 4767 final ResolveInfo ri = query.get(j); 4768 if (!ri.activityInfo.applicationInfo.packageName 4769 .equals(ai.applicationInfo.packageName)) { 4770 continue; 4771 } 4772 if (!ri.activityInfo.name.equals(ai.name)) { 4773 continue; 4774 } 4775 4776 if (removeMatches) { 4777 pir.removeFilter(pa); 4778 changed = true; 4779 if (DEBUG_PREFERRED) { 4780 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4781 } 4782 break; 4783 } 4784 4785 // Okay we found a previously set preferred or last chosen app. 4786 // If the result set is different from when this 4787 // was created, we need to clear it and re-ask the 4788 // user their preference, if we're looking for an "always" type entry. 4789 if (always && !pa.mPref.sameSet(query)) { 4790 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4791 + intent + " type " + resolvedType); 4792 if (DEBUG_PREFERRED) { 4793 Slog.v(TAG, "Removing preferred activity since set changed " 4794 + pa.mPref.mComponent); 4795 } 4796 pir.removeFilter(pa); 4797 // Re-add the filter as a "last chosen" entry (!always) 4798 PreferredActivity lastChosen = new PreferredActivity( 4799 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4800 pir.addFilter(lastChosen); 4801 changed = true; 4802 return null; 4803 } 4804 4805 // Yay! Either the set matched or we're looking for the last chosen 4806 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4807 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4808 return ri; 4809 } 4810 } 4811 } finally { 4812 if (changed) { 4813 if (DEBUG_PREFERRED) { 4814 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4815 } 4816 scheduleWritePackageRestrictionsLocked(userId); 4817 } 4818 } 4819 } 4820 } 4821 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4822 return null; 4823 } 4824 4825 /* 4826 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4827 */ 4828 @Override 4829 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4830 int targetUserId) { 4831 mContext.enforceCallingOrSelfPermission( 4832 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4833 List<CrossProfileIntentFilter> matches = 4834 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4835 if (matches != null) { 4836 int size = matches.size(); 4837 for (int i = 0; i < size; i++) { 4838 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4839 } 4840 } 4841 if (hasWebURI(intent)) { 4842 // cross-profile app linking works only towards the parent. 4843 final UserInfo parent = getProfileParent(sourceUserId); 4844 synchronized(mPackages) { 4845 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4846 intent, resolvedType, 0, sourceUserId, parent.id); 4847 return xpDomainInfo != null; 4848 } 4849 } 4850 return false; 4851 } 4852 4853 private UserInfo getProfileParent(int userId) { 4854 final long identity = Binder.clearCallingIdentity(); 4855 try { 4856 return sUserManager.getProfileParent(userId); 4857 } finally { 4858 Binder.restoreCallingIdentity(identity); 4859 } 4860 } 4861 4862 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4863 String resolvedType, int userId) { 4864 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4865 if (resolver != null) { 4866 return resolver.queryIntent(intent, resolvedType, false, userId); 4867 } 4868 return null; 4869 } 4870 4871 @Override 4872 public List<ResolveInfo> queryIntentActivities(Intent intent, 4873 String resolvedType, int flags, int userId) { 4874 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4875 flags = updateFlagsForResolve(flags, userId, intent); 4876 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4877 ComponentName comp = intent.getComponent(); 4878 if (comp == null) { 4879 if (intent.getSelector() != null) { 4880 intent = intent.getSelector(); 4881 comp = intent.getComponent(); 4882 } 4883 } 4884 4885 if (comp != null) { 4886 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4887 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4888 if (ai != null) { 4889 final ResolveInfo ri = new ResolveInfo(); 4890 ri.activityInfo = ai; 4891 list.add(ri); 4892 } 4893 return list; 4894 } 4895 4896 // reader 4897 synchronized (mPackages) { 4898 final String pkgName = intent.getPackage(); 4899 if (pkgName == null) { 4900 List<CrossProfileIntentFilter> matchingFilters = 4901 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4902 // Check for results that need to skip the current profile. 4903 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4904 resolvedType, flags, userId); 4905 if (xpResolveInfo != null) { 4906 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4907 result.add(xpResolveInfo); 4908 return filterIfNotSystemUser(result, userId); 4909 } 4910 4911 // Check for results in the current profile. 4912 List<ResolveInfo> result = mActivities.queryIntent( 4913 intent, resolvedType, flags, userId); 4914 result = filterIfNotSystemUser(result, userId); 4915 4916 // Check for cross profile results. 4917 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4918 xpResolveInfo = queryCrossProfileIntents( 4919 matchingFilters, intent, resolvedType, flags, userId, 4920 hasNonNegativePriorityResult); 4921 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4922 boolean isVisibleToUser = filterIfNotSystemUser( 4923 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4924 if (isVisibleToUser) { 4925 result.add(xpResolveInfo); 4926 Collections.sort(result, mResolvePrioritySorter); 4927 } 4928 } 4929 if (hasWebURI(intent)) { 4930 CrossProfileDomainInfo xpDomainInfo = null; 4931 final UserInfo parent = getProfileParent(userId); 4932 if (parent != null) { 4933 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4934 flags, userId, parent.id); 4935 } 4936 if (xpDomainInfo != null) { 4937 if (xpResolveInfo != null) { 4938 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4939 // in the result. 4940 result.remove(xpResolveInfo); 4941 } 4942 if (result.size() == 0) { 4943 result.add(xpDomainInfo.resolveInfo); 4944 return result; 4945 } 4946 } else if (result.size() <= 1) { 4947 return result; 4948 } 4949 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4950 xpDomainInfo, userId); 4951 Collections.sort(result, mResolvePrioritySorter); 4952 } 4953 return result; 4954 } 4955 final PackageParser.Package pkg = mPackages.get(pkgName); 4956 if (pkg != null) { 4957 return filterIfNotSystemUser( 4958 mActivities.queryIntentForPackage( 4959 intent, resolvedType, flags, pkg.activities, userId), 4960 userId); 4961 } 4962 return new ArrayList<ResolveInfo>(); 4963 } 4964 } 4965 4966 private static class CrossProfileDomainInfo { 4967 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4968 ResolveInfo resolveInfo; 4969 /* Best domain verification status of the activities found in the other profile */ 4970 int bestDomainVerificationStatus; 4971 } 4972 4973 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4974 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4975 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4976 sourceUserId)) { 4977 return null; 4978 } 4979 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4980 resolvedType, flags, parentUserId); 4981 4982 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4983 return null; 4984 } 4985 CrossProfileDomainInfo result = null; 4986 int size = resultTargetUser.size(); 4987 for (int i = 0; i < size; i++) { 4988 ResolveInfo riTargetUser = resultTargetUser.get(i); 4989 // Intent filter verification is only for filters that specify a host. So don't return 4990 // those that handle all web uris. 4991 if (riTargetUser.handleAllWebDataURI) { 4992 continue; 4993 } 4994 String packageName = riTargetUser.activityInfo.packageName; 4995 PackageSetting ps = mSettings.mPackages.get(packageName); 4996 if (ps == null) { 4997 continue; 4998 } 4999 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5000 int status = (int)(verificationState >> 32); 5001 if (result == null) { 5002 result = new CrossProfileDomainInfo(); 5003 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5004 sourceUserId, parentUserId); 5005 result.bestDomainVerificationStatus = status; 5006 } else { 5007 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5008 result.bestDomainVerificationStatus); 5009 } 5010 } 5011 // Don't consider matches with status NEVER across profiles. 5012 if (result != null && result.bestDomainVerificationStatus 5013 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5014 return null; 5015 } 5016 return result; 5017 } 5018 5019 /** 5020 * Verification statuses are ordered from the worse to the best, except for 5021 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5022 */ 5023 private int bestDomainVerificationStatus(int status1, int status2) { 5024 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5025 return status2; 5026 } 5027 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5028 return status1; 5029 } 5030 return (int) MathUtils.max(status1, status2); 5031 } 5032 5033 private boolean isUserEnabled(int userId) { 5034 long callingId = Binder.clearCallingIdentity(); 5035 try { 5036 UserInfo userInfo = sUserManager.getUserInfo(userId); 5037 return userInfo != null && userInfo.isEnabled(); 5038 } finally { 5039 Binder.restoreCallingIdentity(callingId); 5040 } 5041 } 5042 5043 /** 5044 * Filter out activities with systemUserOnly flag set, when current user is not System. 5045 * 5046 * @return filtered list 5047 */ 5048 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5049 if (userId == UserHandle.USER_SYSTEM) { 5050 return resolveInfos; 5051 } 5052 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5053 ResolveInfo info = resolveInfos.get(i); 5054 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5055 resolveInfos.remove(i); 5056 } 5057 } 5058 return resolveInfos; 5059 } 5060 5061 /** 5062 * @param resolveInfos list of resolve infos in descending priority order 5063 * @return if the list contains a resolve info with non-negative priority 5064 */ 5065 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5066 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5067 } 5068 5069 private static boolean hasWebURI(Intent intent) { 5070 if (intent.getData() == null) { 5071 return false; 5072 } 5073 final String scheme = intent.getScheme(); 5074 if (TextUtils.isEmpty(scheme)) { 5075 return false; 5076 } 5077 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5078 } 5079 5080 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5081 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5082 int userId) { 5083 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5084 5085 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5086 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5087 candidates.size()); 5088 } 5089 5090 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5091 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5092 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5093 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5094 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5095 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5096 5097 synchronized (mPackages) { 5098 final int count = candidates.size(); 5099 // First, try to use linked apps. Partition the candidates into four lists: 5100 // one for the final results, one for the "do not use ever", one for "undefined status" 5101 // and finally one for "browser app type". 5102 for (int n=0; n<count; n++) { 5103 ResolveInfo info = candidates.get(n); 5104 String packageName = info.activityInfo.packageName; 5105 PackageSetting ps = mSettings.mPackages.get(packageName); 5106 if (ps != null) { 5107 // Add to the special match all list (Browser use case) 5108 if (info.handleAllWebDataURI) { 5109 matchAllList.add(info); 5110 continue; 5111 } 5112 // Try to get the status from User settings first 5113 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5114 int status = (int)(packedStatus >> 32); 5115 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5116 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5117 if (DEBUG_DOMAIN_VERIFICATION) { 5118 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5119 + " : linkgen=" + linkGeneration); 5120 } 5121 // Use link-enabled generation as preferredOrder, i.e. 5122 // prefer newly-enabled over earlier-enabled. 5123 info.preferredOrder = linkGeneration; 5124 alwaysList.add(info); 5125 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5126 if (DEBUG_DOMAIN_VERIFICATION) { 5127 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5128 } 5129 neverList.add(info); 5130 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5131 if (DEBUG_DOMAIN_VERIFICATION) { 5132 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5133 } 5134 alwaysAskList.add(info); 5135 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5136 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5137 if (DEBUG_DOMAIN_VERIFICATION) { 5138 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5139 } 5140 undefinedList.add(info); 5141 } 5142 } 5143 } 5144 5145 // We'll want to include browser possibilities in a few cases 5146 boolean includeBrowser = false; 5147 5148 // First try to add the "always" resolution(s) for the current user, if any 5149 if (alwaysList.size() > 0) { 5150 result.addAll(alwaysList); 5151 } else { 5152 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5153 result.addAll(undefinedList); 5154 // Maybe add one for the other profile. 5155 if (xpDomainInfo != null && ( 5156 xpDomainInfo.bestDomainVerificationStatus 5157 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5158 result.add(xpDomainInfo.resolveInfo); 5159 } 5160 includeBrowser = true; 5161 } 5162 5163 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5164 // If there were 'always' entries their preferred order has been set, so we also 5165 // back that off to make the alternatives equivalent 5166 if (alwaysAskList.size() > 0) { 5167 for (ResolveInfo i : result) { 5168 i.preferredOrder = 0; 5169 } 5170 result.addAll(alwaysAskList); 5171 includeBrowser = true; 5172 } 5173 5174 if (includeBrowser) { 5175 // Also add browsers (all of them or only the default one) 5176 if (DEBUG_DOMAIN_VERIFICATION) { 5177 Slog.v(TAG, " ...including browsers in candidate set"); 5178 } 5179 if ((matchFlags & MATCH_ALL) != 0) { 5180 result.addAll(matchAllList); 5181 } else { 5182 // Browser/generic handling case. If there's a default browser, go straight 5183 // to that (but only if there is no other higher-priority match). 5184 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5185 int maxMatchPrio = 0; 5186 ResolveInfo defaultBrowserMatch = null; 5187 final int numCandidates = matchAllList.size(); 5188 for (int n = 0; n < numCandidates; n++) { 5189 ResolveInfo info = matchAllList.get(n); 5190 // track the highest overall match priority... 5191 if (info.priority > maxMatchPrio) { 5192 maxMatchPrio = info.priority; 5193 } 5194 // ...and the highest-priority default browser match 5195 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5196 if (defaultBrowserMatch == null 5197 || (defaultBrowserMatch.priority < info.priority)) { 5198 if (debug) { 5199 Slog.v(TAG, "Considering default browser match " + info); 5200 } 5201 defaultBrowserMatch = info; 5202 } 5203 } 5204 } 5205 if (defaultBrowserMatch != null 5206 && defaultBrowserMatch.priority >= maxMatchPrio 5207 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5208 { 5209 if (debug) { 5210 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5211 } 5212 result.add(defaultBrowserMatch); 5213 } else { 5214 result.addAll(matchAllList); 5215 } 5216 } 5217 5218 // If there is nothing selected, add all candidates and remove the ones that the user 5219 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5220 if (result.size() == 0) { 5221 result.addAll(candidates); 5222 result.removeAll(neverList); 5223 } 5224 } 5225 } 5226 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5227 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5228 result.size()); 5229 for (ResolveInfo info : result) { 5230 Slog.v(TAG, " + " + info.activityInfo); 5231 } 5232 } 5233 return result; 5234 } 5235 5236 // Returns a packed value as a long: 5237 // 5238 // high 'int'-sized word: link status: undefined/ask/never/always. 5239 // low 'int'-sized word: relative priority among 'always' results. 5240 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5241 long result = ps.getDomainVerificationStatusForUser(userId); 5242 // if none available, get the master status 5243 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5244 if (ps.getIntentFilterVerificationInfo() != null) { 5245 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5246 } 5247 } 5248 return result; 5249 } 5250 5251 private ResolveInfo querySkipCurrentProfileIntents( 5252 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5253 int flags, int sourceUserId) { 5254 if (matchingFilters != null) { 5255 int size = matchingFilters.size(); 5256 for (int i = 0; i < size; i ++) { 5257 CrossProfileIntentFilter filter = matchingFilters.get(i); 5258 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5259 // Checking if there are activities in the target user that can handle the 5260 // intent. 5261 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5262 resolvedType, flags, sourceUserId); 5263 if (resolveInfo != null) { 5264 return resolveInfo; 5265 } 5266 } 5267 } 5268 } 5269 return null; 5270 } 5271 5272 // Return matching ResolveInfo in target user if any. 5273 private ResolveInfo queryCrossProfileIntents( 5274 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5275 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5276 if (matchingFilters != null) { 5277 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5278 // match the same intent. For performance reasons, it is better not to 5279 // run queryIntent twice for the same userId 5280 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5281 int size = matchingFilters.size(); 5282 for (int i = 0; i < size; i++) { 5283 CrossProfileIntentFilter filter = matchingFilters.get(i); 5284 int targetUserId = filter.getTargetUserId(); 5285 boolean skipCurrentProfile = 5286 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5287 boolean skipCurrentProfileIfNoMatchFound = 5288 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5289 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5290 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5291 // Checking if there are activities in the target user that can handle the 5292 // intent. 5293 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5294 resolvedType, flags, sourceUserId); 5295 if (resolveInfo != null) return resolveInfo; 5296 alreadyTriedUserIds.put(targetUserId, true); 5297 } 5298 } 5299 } 5300 return null; 5301 } 5302 5303 /** 5304 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5305 * will forward the intent to the filter's target user. 5306 * Otherwise, returns null. 5307 */ 5308 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5309 String resolvedType, int flags, int sourceUserId) { 5310 int targetUserId = filter.getTargetUserId(); 5311 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5312 resolvedType, flags, targetUserId); 5313 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5314 && isUserEnabled(targetUserId)) { 5315 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5316 } 5317 return null; 5318 } 5319 5320 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5321 int sourceUserId, int targetUserId) { 5322 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5323 long ident = Binder.clearCallingIdentity(); 5324 boolean targetIsProfile; 5325 try { 5326 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5327 } finally { 5328 Binder.restoreCallingIdentity(ident); 5329 } 5330 String className; 5331 if (targetIsProfile) { 5332 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5333 } else { 5334 className = FORWARD_INTENT_TO_PARENT; 5335 } 5336 ComponentName forwardingActivityComponentName = new ComponentName( 5337 mAndroidApplication.packageName, className); 5338 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5339 sourceUserId); 5340 if (!targetIsProfile) { 5341 forwardingActivityInfo.showUserIcon = targetUserId; 5342 forwardingResolveInfo.noResourceId = true; 5343 } 5344 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5345 forwardingResolveInfo.priority = 0; 5346 forwardingResolveInfo.preferredOrder = 0; 5347 forwardingResolveInfo.match = 0; 5348 forwardingResolveInfo.isDefault = true; 5349 forwardingResolveInfo.filter = filter; 5350 forwardingResolveInfo.targetUserId = targetUserId; 5351 return forwardingResolveInfo; 5352 } 5353 5354 @Override 5355 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5356 Intent[] specifics, String[] specificTypes, Intent intent, 5357 String resolvedType, int flags, int userId) { 5358 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5359 flags = updateFlagsForResolve(flags, userId, intent); 5360 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5361 false, "query intent activity options"); 5362 final String resultsAction = intent.getAction(); 5363 5364 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5365 | PackageManager.GET_RESOLVED_FILTER, userId); 5366 5367 if (DEBUG_INTENT_MATCHING) { 5368 Log.v(TAG, "Query " + intent + ": " + results); 5369 } 5370 5371 int specificsPos = 0; 5372 int N; 5373 5374 // todo: note that the algorithm used here is O(N^2). This 5375 // isn't a problem in our current environment, but if we start running 5376 // into situations where we have more than 5 or 10 matches then this 5377 // should probably be changed to something smarter... 5378 5379 // First we go through and resolve each of the specific items 5380 // that were supplied, taking care of removing any corresponding 5381 // duplicate items in the generic resolve list. 5382 if (specifics != null) { 5383 for (int i=0; i<specifics.length; i++) { 5384 final Intent sintent = specifics[i]; 5385 if (sintent == null) { 5386 continue; 5387 } 5388 5389 if (DEBUG_INTENT_MATCHING) { 5390 Log.v(TAG, "Specific #" + i + ": " + sintent); 5391 } 5392 5393 String action = sintent.getAction(); 5394 if (resultsAction != null && resultsAction.equals(action)) { 5395 // If this action was explicitly requested, then don't 5396 // remove things that have it. 5397 action = null; 5398 } 5399 5400 ResolveInfo ri = null; 5401 ActivityInfo ai = null; 5402 5403 ComponentName comp = sintent.getComponent(); 5404 if (comp == null) { 5405 ri = resolveIntent( 5406 sintent, 5407 specificTypes != null ? specificTypes[i] : null, 5408 flags, userId); 5409 if (ri == null) { 5410 continue; 5411 } 5412 if (ri == mResolveInfo) { 5413 // ACK! Must do something better with this. 5414 } 5415 ai = ri.activityInfo; 5416 comp = new ComponentName(ai.applicationInfo.packageName, 5417 ai.name); 5418 } else { 5419 ai = getActivityInfo(comp, flags, userId); 5420 if (ai == null) { 5421 continue; 5422 } 5423 } 5424 5425 // Look for any generic query activities that are duplicates 5426 // of this specific one, and remove them from the results. 5427 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5428 N = results.size(); 5429 int j; 5430 for (j=specificsPos; j<N; j++) { 5431 ResolveInfo sri = results.get(j); 5432 if ((sri.activityInfo.name.equals(comp.getClassName()) 5433 && sri.activityInfo.applicationInfo.packageName.equals( 5434 comp.getPackageName())) 5435 || (action != null && sri.filter.matchAction(action))) { 5436 results.remove(j); 5437 if (DEBUG_INTENT_MATCHING) Log.v( 5438 TAG, "Removing duplicate item from " + j 5439 + " due to specific " + specificsPos); 5440 if (ri == null) { 5441 ri = sri; 5442 } 5443 j--; 5444 N--; 5445 } 5446 } 5447 5448 // Add this specific item to its proper place. 5449 if (ri == null) { 5450 ri = new ResolveInfo(); 5451 ri.activityInfo = ai; 5452 } 5453 results.add(specificsPos, ri); 5454 ri.specificIndex = i; 5455 specificsPos++; 5456 } 5457 } 5458 5459 // Now we go through the remaining generic results and remove any 5460 // duplicate actions that are found here. 5461 N = results.size(); 5462 for (int i=specificsPos; i<N-1; i++) { 5463 final ResolveInfo rii = results.get(i); 5464 if (rii.filter == null) { 5465 continue; 5466 } 5467 5468 // Iterate over all of the actions of this result's intent 5469 // filter... typically this should be just one. 5470 final Iterator<String> it = rii.filter.actionsIterator(); 5471 if (it == null) { 5472 continue; 5473 } 5474 while (it.hasNext()) { 5475 final String action = it.next(); 5476 if (resultsAction != null && resultsAction.equals(action)) { 5477 // If this action was explicitly requested, then don't 5478 // remove things that have it. 5479 continue; 5480 } 5481 for (int j=i+1; j<N; j++) { 5482 final ResolveInfo rij = results.get(j); 5483 if (rij.filter != null && rij.filter.hasAction(action)) { 5484 results.remove(j); 5485 if (DEBUG_INTENT_MATCHING) Log.v( 5486 TAG, "Removing duplicate item from " + j 5487 + " due to action " + action + " at " + i); 5488 j--; 5489 N--; 5490 } 5491 } 5492 } 5493 5494 // If the caller didn't request filter information, drop it now 5495 // so we don't have to marshall/unmarshall it. 5496 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5497 rii.filter = null; 5498 } 5499 } 5500 5501 // Filter out the caller activity if so requested. 5502 if (caller != null) { 5503 N = results.size(); 5504 for (int i=0; i<N; i++) { 5505 ActivityInfo ainfo = results.get(i).activityInfo; 5506 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5507 && caller.getClassName().equals(ainfo.name)) { 5508 results.remove(i); 5509 break; 5510 } 5511 } 5512 } 5513 5514 // If the caller didn't request filter information, 5515 // drop them now so we don't have to 5516 // marshall/unmarshall it. 5517 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5518 N = results.size(); 5519 for (int i=0; i<N; i++) { 5520 results.get(i).filter = null; 5521 } 5522 } 5523 5524 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5525 return results; 5526 } 5527 5528 @Override 5529 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5530 int userId) { 5531 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5532 flags = updateFlagsForResolve(flags, userId, intent); 5533 ComponentName comp = intent.getComponent(); 5534 if (comp == null) { 5535 if (intent.getSelector() != null) { 5536 intent = intent.getSelector(); 5537 comp = intent.getComponent(); 5538 } 5539 } 5540 if (comp != null) { 5541 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5542 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5543 if (ai != null) { 5544 ResolveInfo ri = new ResolveInfo(); 5545 ri.activityInfo = ai; 5546 list.add(ri); 5547 } 5548 return list; 5549 } 5550 5551 // reader 5552 synchronized (mPackages) { 5553 String pkgName = intent.getPackage(); 5554 if (pkgName == null) { 5555 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5556 } 5557 final PackageParser.Package pkg = mPackages.get(pkgName); 5558 if (pkg != null) { 5559 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5560 userId); 5561 } 5562 return null; 5563 } 5564 } 5565 5566 @Override 5567 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5568 if (!sUserManager.exists(userId)) return null; 5569 flags = updateFlagsForResolve(flags, userId, intent); 5570 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5571 if (query != null) { 5572 if (query.size() >= 1) { 5573 // If there is more than one service with the same priority, 5574 // just arbitrarily pick the first one. 5575 return query.get(0); 5576 } 5577 } 5578 return null; 5579 } 5580 5581 @Override 5582 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5583 int userId) { 5584 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5585 flags = updateFlagsForResolve(flags, userId, intent); 5586 ComponentName comp = intent.getComponent(); 5587 if (comp == null) { 5588 if (intent.getSelector() != null) { 5589 intent = intent.getSelector(); 5590 comp = intent.getComponent(); 5591 } 5592 } 5593 if (comp != null) { 5594 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5595 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5596 if (si != null) { 5597 final ResolveInfo ri = new ResolveInfo(); 5598 ri.serviceInfo = si; 5599 list.add(ri); 5600 } 5601 return list; 5602 } 5603 5604 // reader 5605 synchronized (mPackages) { 5606 String pkgName = intent.getPackage(); 5607 if (pkgName == null) { 5608 return mServices.queryIntent(intent, resolvedType, flags, userId); 5609 } 5610 final PackageParser.Package pkg = mPackages.get(pkgName); 5611 if (pkg != null) { 5612 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5613 userId); 5614 } 5615 return null; 5616 } 5617 } 5618 5619 @Override 5620 public List<ResolveInfo> queryIntentContentProviders( 5621 Intent intent, String resolvedType, int flags, int userId) { 5622 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5623 flags = updateFlagsForResolve(flags, userId, intent); 5624 ComponentName comp = intent.getComponent(); 5625 if (comp == null) { 5626 if (intent.getSelector() != null) { 5627 intent = intent.getSelector(); 5628 comp = intent.getComponent(); 5629 } 5630 } 5631 if (comp != null) { 5632 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5633 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5634 if (pi != null) { 5635 final ResolveInfo ri = new ResolveInfo(); 5636 ri.providerInfo = pi; 5637 list.add(ri); 5638 } 5639 return list; 5640 } 5641 5642 // reader 5643 synchronized (mPackages) { 5644 String pkgName = intent.getPackage(); 5645 if (pkgName == null) { 5646 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5647 } 5648 final PackageParser.Package pkg = mPackages.get(pkgName); 5649 if (pkg != null) { 5650 return mProviders.queryIntentForPackage( 5651 intent, resolvedType, flags, pkg.providers, userId); 5652 } 5653 return null; 5654 } 5655 } 5656 5657 @Override 5658 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5659 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5660 flags = updateFlagsForPackage(flags, userId, null); 5661 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5662 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5663 5664 // writer 5665 synchronized (mPackages) { 5666 ArrayList<PackageInfo> list; 5667 if (listUninstalled) { 5668 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5669 for (PackageSetting ps : mSettings.mPackages.values()) { 5670 PackageInfo pi; 5671 if (ps.pkg != null) { 5672 pi = generatePackageInfo(ps.pkg, flags, userId); 5673 } else { 5674 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5675 } 5676 if (pi != null) { 5677 list.add(pi); 5678 } 5679 } 5680 } else { 5681 list = new ArrayList<PackageInfo>(mPackages.size()); 5682 for (PackageParser.Package p : mPackages.values()) { 5683 PackageInfo pi = generatePackageInfo(p, flags, userId); 5684 if (pi != null) { 5685 list.add(pi); 5686 } 5687 } 5688 } 5689 5690 return new ParceledListSlice<PackageInfo>(list); 5691 } 5692 } 5693 5694 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5695 String[] permissions, boolean[] tmp, int flags, int userId) { 5696 int numMatch = 0; 5697 final PermissionsState permissionsState = ps.getPermissionsState(); 5698 for (int i=0; i<permissions.length; i++) { 5699 final String permission = permissions[i]; 5700 if (permissionsState.hasPermission(permission, userId)) { 5701 tmp[i] = true; 5702 numMatch++; 5703 } else { 5704 tmp[i] = false; 5705 } 5706 } 5707 if (numMatch == 0) { 5708 return; 5709 } 5710 PackageInfo pi; 5711 if (ps.pkg != null) { 5712 pi = generatePackageInfo(ps.pkg, flags, userId); 5713 } else { 5714 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5715 } 5716 // The above might return null in cases of uninstalled apps or install-state 5717 // skew across users/profiles. 5718 if (pi != null) { 5719 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5720 if (numMatch == permissions.length) { 5721 pi.requestedPermissions = permissions; 5722 } else { 5723 pi.requestedPermissions = new String[numMatch]; 5724 numMatch = 0; 5725 for (int i=0; i<permissions.length; i++) { 5726 if (tmp[i]) { 5727 pi.requestedPermissions[numMatch] = permissions[i]; 5728 numMatch++; 5729 } 5730 } 5731 } 5732 } 5733 list.add(pi); 5734 } 5735 } 5736 5737 @Override 5738 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5739 String[] permissions, int flags, int userId) { 5740 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5741 flags = updateFlagsForPackage(flags, userId, permissions); 5742 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5743 5744 // writer 5745 synchronized (mPackages) { 5746 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5747 boolean[] tmpBools = new boolean[permissions.length]; 5748 if (listUninstalled) { 5749 for (PackageSetting ps : mSettings.mPackages.values()) { 5750 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5751 } 5752 } else { 5753 for (PackageParser.Package pkg : mPackages.values()) { 5754 PackageSetting ps = (PackageSetting)pkg.mExtras; 5755 if (ps != null) { 5756 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5757 userId); 5758 } 5759 } 5760 } 5761 5762 return new ParceledListSlice<PackageInfo>(list); 5763 } 5764 } 5765 5766 @Override 5767 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5768 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5769 flags = updateFlagsForApplication(flags, userId, null); 5770 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5771 5772 // writer 5773 synchronized (mPackages) { 5774 ArrayList<ApplicationInfo> list; 5775 if (listUninstalled) { 5776 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5777 for (PackageSetting ps : mSettings.mPackages.values()) { 5778 ApplicationInfo ai; 5779 if (ps.pkg != null) { 5780 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5781 ps.readUserState(userId), userId); 5782 } else { 5783 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5784 } 5785 if (ai != null) { 5786 list.add(ai); 5787 } 5788 } 5789 } else { 5790 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5791 for (PackageParser.Package p : mPackages.values()) { 5792 if (p.mExtras != null) { 5793 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5794 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5795 if (ai != null) { 5796 list.add(ai); 5797 } 5798 } 5799 } 5800 } 5801 5802 return new ParceledListSlice<ApplicationInfo>(list); 5803 } 5804 } 5805 5806 @Override 5807 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5808 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5809 "getEphemeralApplications"); 5810 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5811 "getEphemeralApplications"); 5812 synchronized (mPackages) { 5813 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5814 .getEphemeralApplicationsLPw(userId); 5815 if (ephemeralApps != null) { 5816 return new ParceledListSlice<>(ephemeralApps); 5817 } 5818 } 5819 return null; 5820 } 5821 5822 @Override 5823 public boolean isEphemeralApplication(String packageName, int userId) { 5824 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5825 "isEphemeral"); 5826 if (!isCallerSameApp(packageName)) { 5827 return false; 5828 } 5829 synchronized (mPackages) { 5830 PackageParser.Package pkg = mPackages.get(packageName); 5831 if (pkg != null) { 5832 return pkg.applicationInfo.isEphemeralApp(); 5833 } 5834 } 5835 return false; 5836 } 5837 5838 @Override 5839 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5840 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5841 "getCookie"); 5842 if (!isCallerSameApp(packageName)) { 5843 return null; 5844 } 5845 synchronized (mPackages) { 5846 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5847 packageName, userId); 5848 } 5849 } 5850 5851 @Override 5852 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5853 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5854 "setCookie"); 5855 if (!isCallerSameApp(packageName)) { 5856 return false; 5857 } 5858 synchronized (mPackages) { 5859 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5860 packageName, cookie, userId); 5861 } 5862 } 5863 5864 @Override 5865 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5866 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5867 "getEphemeralApplicationIcon"); 5868 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5869 "getEphemeralApplicationIcon"); 5870 synchronized (mPackages) { 5871 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5872 packageName, userId); 5873 } 5874 } 5875 5876 private boolean isCallerSameApp(String packageName) { 5877 PackageParser.Package pkg = mPackages.get(packageName); 5878 return pkg != null 5879 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5880 } 5881 5882 public List<ApplicationInfo> getPersistentApplications(int flags) { 5883 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5884 5885 // reader 5886 synchronized (mPackages) { 5887 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5888 final int userId = UserHandle.getCallingUserId(); 5889 while (i.hasNext()) { 5890 final PackageParser.Package p = i.next(); 5891 if (p.applicationInfo != null 5892 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5893 && (!mSafeMode || isSystemApp(p))) { 5894 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5895 if (ps != null) { 5896 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5897 ps.readUserState(userId), userId); 5898 if (ai != null) { 5899 finalList.add(ai); 5900 } 5901 } 5902 } 5903 } 5904 } 5905 5906 return finalList; 5907 } 5908 5909 @Override 5910 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5911 if (!sUserManager.exists(userId)) return null; 5912 flags = updateFlagsForComponent(flags, userId, name); 5913 // reader 5914 synchronized (mPackages) { 5915 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5916 PackageSetting ps = provider != null 5917 ? mSettings.mPackages.get(provider.owner.packageName) 5918 : null; 5919 return ps != null 5920 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 5921 && (!mSafeMode || (provider.info.applicationInfo.flags 5922 &ApplicationInfo.FLAG_SYSTEM) != 0) 5923 ? PackageParser.generateProviderInfo(provider, flags, 5924 ps.readUserState(userId), userId) 5925 : null; 5926 } 5927 } 5928 5929 /** 5930 * @deprecated 5931 */ 5932 @Deprecated 5933 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5934 // reader 5935 synchronized (mPackages) { 5936 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5937 .entrySet().iterator(); 5938 final int userId = UserHandle.getCallingUserId(); 5939 while (i.hasNext()) { 5940 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5941 PackageParser.Provider p = entry.getValue(); 5942 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5943 5944 if (ps != null && p.syncable 5945 && (!mSafeMode || (p.info.applicationInfo.flags 5946 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5947 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5948 ps.readUserState(userId), userId); 5949 if (info != null) { 5950 outNames.add(entry.getKey()); 5951 outInfo.add(info); 5952 } 5953 } 5954 } 5955 } 5956 } 5957 5958 @Override 5959 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5960 int uid, int flags) { 5961 final int userId = processName != null ? UserHandle.getUserId(uid) 5962 : UserHandle.getCallingUserId(); 5963 if (!sUserManager.exists(userId)) return null; 5964 flags = updateFlagsForComponent(flags, userId, processName); 5965 5966 ArrayList<ProviderInfo> finalList = null; 5967 // reader 5968 synchronized (mPackages) { 5969 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5970 while (i.hasNext()) { 5971 final PackageParser.Provider p = i.next(); 5972 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5973 if (ps != null && p.info.authority != null 5974 && (processName == null 5975 || (p.info.processName.equals(processName) 5976 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5977 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId) 5978 && (!mSafeMode 5979 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5980 if (finalList == null) { 5981 finalList = new ArrayList<ProviderInfo>(3); 5982 } 5983 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5984 ps.readUserState(userId), userId); 5985 if (info != null) { 5986 finalList.add(info); 5987 } 5988 } 5989 } 5990 } 5991 5992 if (finalList != null) { 5993 Collections.sort(finalList, mProviderInitOrderSorter); 5994 return new ParceledListSlice<ProviderInfo>(finalList); 5995 } 5996 5997 return null; 5998 } 5999 6000 @Override 6001 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6002 // reader 6003 synchronized (mPackages) { 6004 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6005 return PackageParser.generateInstrumentationInfo(i, flags); 6006 } 6007 } 6008 6009 @Override 6010 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6011 int flags) { 6012 ArrayList<InstrumentationInfo> finalList = 6013 new ArrayList<InstrumentationInfo>(); 6014 6015 // reader 6016 synchronized (mPackages) { 6017 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6018 while (i.hasNext()) { 6019 final PackageParser.Instrumentation p = i.next(); 6020 if (targetPackage == null 6021 || targetPackage.equals(p.info.targetPackage)) { 6022 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6023 flags); 6024 if (ii != null) { 6025 finalList.add(ii); 6026 } 6027 } 6028 } 6029 } 6030 6031 return finalList; 6032 } 6033 6034 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6035 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6036 if (overlays == null) { 6037 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6038 return; 6039 } 6040 for (PackageParser.Package opkg : overlays.values()) { 6041 // Not much to do if idmap fails: we already logged the error 6042 // and we certainly don't want to abort installation of pkg simply 6043 // because an overlay didn't fit properly. For these reasons, 6044 // ignore the return value of createIdmapForPackagePairLI. 6045 createIdmapForPackagePairLI(pkg, opkg); 6046 } 6047 } 6048 6049 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6050 PackageParser.Package opkg) { 6051 if (!opkg.mTrustedOverlay) { 6052 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6053 opkg.baseCodePath + ": overlay not trusted"); 6054 return false; 6055 } 6056 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6057 if (overlaySet == null) { 6058 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6059 opkg.baseCodePath + " but target package has no known overlays"); 6060 return false; 6061 } 6062 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6063 // TODO: generate idmap for split APKs 6064 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 6065 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6066 + opkg.baseCodePath); 6067 return false; 6068 } 6069 PackageParser.Package[] overlayArray = 6070 overlaySet.values().toArray(new PackageParser.Package[0]); 6071 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6072 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6073 return p1.mOverlayPriority - p2.mOverlayPriority; 6074 } 6075 }; 6076 Arrays.sort(overlayArray, cmp); 6077 6078 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6079 int i = 0; 6080 for (PackageParser.Package p : overlayArray) { 6081 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6082 } 6083 return true; 6084 } 6085 6086 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6087 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6088 try { 6089 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6090 } finally { 6091 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6092 } 6093 } 6094 6095 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6096 final File[] files = dir.listFiles(); 6097 if (ArrayUtils.isEmpty(files)) { 6098 Log.d(TAG, "No files in app dir " + dir); 6099 return; 6100 } 6101 6102 if (DEBUG_PACKAGE_SCANNING) { 6103 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6104 + " flags=0x" + Integer.toHexString(parseFlags)); 6105 } 6106 6107 for (File file : files) { 6108 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6109 && !PackageInstallerService.isStageName(file.getName()); 6110 if (!isPackage) { 6111 // Ignore entries which are not packages 6112 continue; 6113 } 6114 try { 6115 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6116 scanFlags, currentTime, null); 6117 } catch (PackageManagerException e) { 6118 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6119 6120 // Delete invalid userdata apps 6121 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6122 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6123 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6124 if (file.isDirectory()) { 6125 mInstaller.rmPackageDir(file.getAbsolutePath()); 6126 } else { 6127 file.delete(); 6128 } 6129 } 6130 } 6131 } 6132 } 6133 6134 private static File getSettingsProblemFile() { 6135 File dataDir = Environment.getDataDirectory(); 6136 File systemDir = new File(dataDir, "system"); 6137 File fname = new File(systemDir, "uiderrors.txt"); 6138 return fname; 6139 } 6140 6141 static void reportSettingsProblem(int priority, String msg) { 6142 logCriticalInfo(priority, msg); 6143 } 6144 6145 static void logCriticalInfo(int priority, String msg) { 6146 Slog.println(priority, TAG, msg); 6147 EventLogTags.writePmCriticalInfo(msg); 6148 try { 6149 File fname = getSettingsProblemFile(); 6150 FileOutputStream out = new FileOutputStream(fname, true); 6151 PrintWriter pw = new FastPrintWriter(out); 6152 SimpleDateFormat formatter = new SimpleDateFormat(); 6153 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6154 pw.println(dateString + ": " + msg); 6155 pw.close(); 6156 FileUtils.setPermissions( 6157 fname.toString(), 6158 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6159 -1, -1); 6160 } catch (java.io.IOException e) { 6161 } 6162 } 6163 6164 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6165 PackageParser.Package pkg, File srcFile, int parseFlags) 6166 throws PackageManagerException { 6167 if (ps != null 6168 && ps.codePath.equals(srcFile) 6169 && ps.timeStamp == srcFile.lastModified() 6170 && !isCompatSignatureUpdateNeeded(pkg) 6171 && !isRecoverSignatureUpdateNeeded(pkg)) { 6172 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6173 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6174 ArraySet<PublicKey> signingKs; 6175 synchronized (mPackages) { 6176 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6177 } 6178 if (ps.signatures.mSignatures != null 6179 && ps.signatures.mSignatures.length != 0 6180 && signingKs != null) { 6181 // Optimization: reuse the existing cached certificates 6182 // if the package appears to be unchanged. 6183 pkg.mSignatures = ps.signatures.mSignatures; 6184 pkg.mSigningKeys = signingKs; 6185 return; 6186 } 6187 6188 Slog.w(TAG, "PackageSetting for " + ps.name 6189 + " is missing signatures. Collecting certs again to recover them."); 6190 } else { 6191 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6192 } 6193 6194 try { 6195 pp.collectCertificates(pkg, parseFlags); 6196 } catch (PackageParserException e) { 6197 throw PackageManagerException.from(e); 6198 } 6199 } 6200 6201 /** 6202 * Traces a package scan. 6203 * @see #scanPackageLI(File, int, int, long, UserHandle) 6204 */ 6205 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6206 long currentTime, UserHandle user) throws PackageManagerException { 6207 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6208 try { 6209 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6210 } finally { 6211 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6212 } 6213 } 6214 6215 /** 6216 * Scans a package and returns the newly parsed package. 6217 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6218 */ 6219 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6220 long currentTime, UserHandle user) throws PackageManagerException { 6221 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6222 parseFlags |= mDefParseFlags; 6223 PackageParser pp = new PackageParser(); 6224 pp.setSeparateProcesses(mSeparateProcesses); 6225 pp.setOnlyCoreApps(mOnlyCore); 6226 pp.setDisplayMetrics(mMetrics); 6227 6228 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6229 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6230 } 6231 6232 final PackageParser.Package pkg; 6233 try { 6234 pkg = pp.parsePackage(scanFile, parseFlags); 6235 } catch (PackageParserException e) { 6236 throw PackageManagerException.from(e); 6237 } 6238 6239 PackageSetting ps = null; 6240 PackageSetting updatedPkg; 6241 // reader 6242 synchronized (mPackages) { 6243 // Look to see if we already know about this package. 6244 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6245 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6246 // This package has been renamed to its original name. Let's 6247 // use that. 6248 ps = mSettings.peekPackageLPr(oldName); 6249 } 6250 // If there was no original package, see one for the real package name. 6251 if (ps == null) { 6252 ps = mSettings.peekPackageLPr(pkg.packageName); 6253 } 6254 // Check to see if this package could be hiding/updating a system 6255 // package. Must look for it either under the original or real 6256 // package name depending on our state. 6257 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6258 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6259 } 6260 boolean updatedPkgBetter = false; 6261 // First check if this is a system package that may involve an update 6262 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6263 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6264 // it needs to drop FLAG_PRIVILEGED. 6265 if (locationIsPrivileged(scanFile)) { 6266 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6267 } else { 6268 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6269 } 6270 6271 if (ps != null && !ps.codePath.equals(scanFile)) { 6272 // The path has changed from what was last scanned... check the 6273 // version of the new path against what we have stored to determine 6274 // what to do. 6275 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6276 if (pkg.mVersionCode <= ps.versionCode) { 6277 // The system package has been updated and the code path does not match 6278 // Ignore entry. Skip it. 6279 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6280 + " ignored: updated version " + ps.versionCode 6281 + " better than this " + pkg.mVersionCode); 6282 if (!updatedPkg.codePath.equals(scanFile)) { 6283 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6284 + ps.name + " changing from " + updatedPkg.codePathString 6285 + " to " + scanFile); 6286 updatedPkg.codePath = scanFile; 6287 updatedPkg.codePathString = scanFile.toString(); 6288 updatedPkg.resourcePath = scanFile; 6289 updatedPkg.resourcePathString = scanFile.toString(); 6290 } 6291 updatedPkg.pkg = pkg; 6292 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6293 "Package " + ps.name + " at " + scanFile 6294 + " ignored: updated version " + ps.versionCode 6295 + " better than this " + pkg.mVersionCode); 6296 } else { 6297 // The current app on the system partition is better than 6298 // what we have updated to on the data partition; switch 6299 // back to the system partition version. 6300 // At this point, its safely assumed that package installation for 6301 // apps in system partition will go through. If not there won't be a working 6302 // version of the app 6303 // writer 6304 synchronized (mPackages) { 6305 // Just remove the loaded entries from package lists. 6306 mPackages.remove(ps.name); 6307 } 6308 6309 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6310 + " reverting from " + ps.codePathString 6311 + ": new version " + pkg.mVersionCode 6312 + " better than installed " + ps.versionCode); 6313 6314 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6315 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6316 synchronized (mInstallLock) { 6317 args.cleanUpResourcesLI(); 6318 } 6319 synchronized (mPackages) { 6320 mSettings.enableSystemPackageLPw(ps.name); 6321 } 6322 updatedPkgBetter = true; 6323 } 6324 } 6325 } 6326 6327 if (updatedPkg != null) { 6328 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6329 // initially 6330 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6331 6332 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6333 // flag set initially 6334 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6335 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6336 } 6337 } 6338 6339 // Verify certificates against what was last scanned 6340 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6341 6342 /* 6343 * A new system app appeared, but we already had a non-system one of the 6344 * same name installed earlier. 6345 */ 6346 boolean shouldHideSystemApp = false; 6347 if (updatedPkg == null && ps != null 6348 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6349 /* 6350 * Check to make sure the signatures match first. If they don't, 6351 * wipe the installed application and its data. 6352 */ 6353 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6354 != PackageManager.SIGNATURE_MATCH) { 6355 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6356 + " signatures don't match existing userdata copy; removing"); 6357 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6358 ps = null; 6359 } else { 6360 /* 6361 * If the newly-added system app is an older version than the 6362 * already installed version, hide it. It will be scanned later 6363 * and re-added like an update. 6364 */ 6365 if (pkg.mVersionCode <= ps.versionCode) { 6366 shouldHideSystemApp = true; 6367 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6368 + " but new version " + pkg.mVersionCode + " better than installed " 6369 + ps.versionCode + "; hiding system"); 6370 } else { 6371 /* 6372 * The newly found system app is a newer version that the 6373 * one previously installed. Simply remove the 6374 * already-installed application and replace it with our own 6375 * while keeping the application data. 6376 */ 6377 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6378 + " reverting from " + ps.codePathString + ": new version " 6379 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6380 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6381 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6382 synchronized (mInstallLock) { 6383 args.cleanUpResourcesLI(); 6384 } 6385 } 6386 } 6387 } 6388 6389 // The apk is forward locked (not public) if its code and resources 6390 // are kept in different files. (except for app in either system or 6391 // vendor path). 6392 // TODO grab this value from PackageSettings 6393 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6394 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6395 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6396 } 6397 } 6398 6399 // TODO: extend to support forward-locked splits 6400 String resourcePath = null; 6401 String baseResourcePath = null; 6402 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6403 if (ps != null && ps.resourcePathString != null) { 6404 resourcePath = ps.resourcePathString; 6405 baseResourcePath = ps.resourcePathString; 6406 } else { 6407 // Should not happen at all. Just log an error. 6408 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 6409 } 6410 } else { 6411 resourcePath = pkg.codePath; 6412 baseResourcePath = pkg.baseCodePath; 6413 } 6414 6415 // Set application objects path explicitly. 6416 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6417 pkg.applicationInfo.setCodePath(pkg.codePath); 6418 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6419 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6420 pkg.applicationInfo.setResourcePath(resourcePath); 6421 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6422 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6423 6424 // Note that we invoke the following method only if we are about to unpack an application 6425 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6426 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6427 6428 /* 6429 * If the system app should be overridden by a previously installed 6430 * data, hide the system app now and let the /data/app scan pick it up 6431 * again. 6432 */ 6433 if (shouldHideSystemApp) { 6434 synchronized (mPackages) { 6435 mSettings.disableSystemPackageLPw(pkg.packageName); 6436 } 6437 } 6438 6439 return scannedPkg; 6440 } 6441 6442 private static String fixProcessName(String defProcessName, 6443 String processName, int uid) { 6444 if (processName == null) { 6445 return defProcessName; 6446 } 6447 return processName; 6448 } 6449 6450 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6451 throws PackageManagerException { 6452 if (pkgSetting.signatures.mSignatures != null) { 6453 // Already existing package. Make sure signatures match 6454 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6455 == PackageManager.SIGNATURE_MATCH; 6456 if (!match) { 6457 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6458 == PackageManager.SIGNATURE_MATCH; 6459 } 6460 if (!match) { 6461 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6462 == PackageManager.SIGNATURE_MATCH; 6463 } 6464 if (!match) { 6465 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6466 + pkg.packageName + " signatures do not match the " 6467 + "previously installed version; ignoring!"); 6468 } 6469 } 6470 6471 // Check for shared user signatures 6472 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6473 // Already existing package. Make sure signatures match 6474 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6475 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6476 if (!match) { 6477 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6478 == PackageManager.SIGNATURE_MATCH; 6479 } 6480 if (!match) { 6481 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6482 == PackageManager.SIGNATURE_MATCH; 6483 } 6484 if (!match) { 6485 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6486 "Package " + pkg.packageName 6487 + " has no signatures that match those in shared user " 6488 + pkgSetting.sharedUser.name + "; ignoring!"); 6489 } 6490 } 6491 } 6492 6493 /** 6494 * Enforces that only the system UID or root's UID can call a method exposed 6495 * via Binder. 6496 * 6497 * @param message used as message if SecurityException is thrown 6498 * @throws SecurityException if the caller is not system or root 6499 */ 6500 private static final void enforceSystemOrRoot(String message) { 6501 final int uid = Binder.getCallingUid(); 6502 if (uid != Process.SYSTEM_UID && uid != 0) { 6503 throw new SecurityException(message); 6504 } 6505 } 6506 6507 @Override 6508 public void performFstrimIfNeeded() { 6509 enforceSystemOrRoot("Only the system can request fstrim"); 6510 6511 // Before everything else, see whether we need to fstrim. 6512 try { 6513 IMountService ms = PackageHelper.getMountService(); 6514 if (ms != null) { 6515 final boolean isUpgrade = isUpgrade(); 6516 boolean doTrim = isUpgrade; 6517 if (doTrim) { 6518 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6519 } else { 6520 final long interval = android.provider.Settings.Global.getLong( 6521 mContext.getContentResolver(), 6522 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6523 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6524 if (interval > 0) { 6525 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6526 if (timeSinceLast > interval) { 6527 doTrim = true; 6528 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6529 + "; running immediately"); 6530 } 6531 } 6532 } 6533 if (doTrim) { 6534 if (!isFirstBoot()) { 6535 try { 6536 ActivityManagerNative.getDefault().showBootMessage( 6537 mContext.getResources().getString( 6538 R.string.android_upgrading_fstrim), true); 6539 } catch (RemoteException e) { 6540 } 6541 } 6542 ms.runMaintenance(); 6543 } 6544 } else { 6545 Slog.e(TAG, "Mount service unavailable!"); 6546 } 6547 } catch (RemoteException e) { 6548 // Can't happen; MountService is local 6549 } 6550 } 6551 6552 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6553 List<ResolveInfo> ris = null; 6554 try { 6555 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6556 intent, null, 0, userId); 6557 } catch (RemoteException e) { 6558 } 6559 ArraySet<String> pkgNames = new ArraySet<String>(); 6560 if (ris != null) { 6561 for (ResolveInfo ri : ris) { 6562 pkgNames.add(ri.activityInfo.packageName); 6563 } 6564 } 6565 return pkgNames; 6566 } 6567 6568 @Override 6569 public void notifyPackageUse(String packageName) { 6570 synchronized (mPackages) { 6571 PackageParser.Package p = mPackages.get(packageName); 6572 if (p == null) { 6573 return; 6574 } 6575 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6576 } 6577 } 6578 6579 @Override 6580 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6581 return performDexOptTraced(packageName, instructionSet); 6582 } 6583 6584 public boolean performDexOpt(String packageName, String instructionSet) { 6585 return performDexOptTraced(packageName, instructionSet); 6586 } 6587 6588 private boolean performDexOptTraced(String packageName, String instructionSet) { 6589 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6590 try { 6591 return performDexOptInternal(packageName, instructionSet); 6592 } finally { 6593 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6594 } 6595 } 6596 6597 private boolean performDexOptInternal(String packageName, String instructionSet) { 6598 PackageParser.Package p; 6599 final String targetInstructionSet; 6600 synchronized (mPackages) { 6601 p = mPackages.get(packageName); 6602 if (p == null) { 6603 return false; 6604 } 6605 mPackageUsage.write(false); 6606 6607 targetInstructionSet = instructionSet != null ? instructionSet : 6608 getPrimaryInstructionSet(p.applicationInfo); 6609 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6610 return false; 6611 } 6612 } 6613 long callingId = Binder.clearCallingIdentity(); 6614 try { 6615 synchronized (mInstallLock) { 6616 final String[] instructionSets = new String[] { targetInstructionSet }; 6617 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6618 true /* inclDependencies */); 6619 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6620 } 6621 } finally { 6622 Binder.restoreCallingIdentity(callingId); 6623 } 6624 } 6625 6626 public ArraySet<String> getPackagesThatNeedDexOpt() { 6627 ArraySet<String> pkgs = null; 6628 synchronized (mPackages) { 6629 for (PackageParser.Package p : mPackages.values()) { 6630 if (DEBUG_DEXOPT) { 6631 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6632 } 6633 if (!p.mDexOptPerformed.isEmpty()) { 6634 continue; 6635 } 6636 if (pkgs == null) { 6637 pkgs = new ArraySet<String>(); 6638 } 6639 pkgs.add(p.packageName); 6640 } 6641 } 6642 return pkgs; 6643 } 6644 6645 public void shutdown() { 6646 mPackageUsage.write(true); 6647 } 6648 6649 @Override 6650 public void forceDexOpt(String packageName) { 6651 enforceSystemOrRoot("forceDexOpt"); 6652 6653 PackageParser.Package pkg; 6654 synchronized (mPackages) { 6655 pkg = mPackages.get(packageName); 6656 if (pkg == null) { 6657 throw new IllegalArgumentException("Unknown package: " + packageName); 6658 } 6659 } 6660 6661 synchronized (mInstallLock) { 6662 final String[] instructionSets = new String[] { 6663 getPrimaryInstructionSet(pkg.applicationInfo) }; 6664 6665 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6666 6667 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6668 true /* inclDependencies */); 6669 6670 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6671 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6672 throw new IllegalStateException("Failed to dexopt: " + res); 6673 } 6674 } 6675 } 6676 6677 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6678 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6679 Slog.w(TAG, "Unable to update from " + oldPkg.name 6680 + " to " + newPkg.packageName 6681 + ": old package not in system partition"); 6682 return false; 6683 } else if (mPackages.get(oldPkg.name) != null) { 6684 Slog.w(TAG, "Unable to update from " + oldPkg.name 6685 + " to " + newPkg.packageName 6686 + ": old package still exists"); 6687 return false; 6688 } 6689 return true; 6690 } 6691 6692 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6693 throws PackageManagerException { 6694 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6695 if (res != 0) { 6696 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6697 "Failed to install " + packageName + ": " + res); 6698 } 6699 6700 final int[] users = sUserManager.getUserIds(); 6701 for (int user : users) { 6702 if (user != 0) { 6703 res = mInstaller.createUserData(volumeUuid, packageName, 6704 UserHandle.getUid(user, uid), user, seinfo); 6705 if (res != 0) { 6706 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6707 "Failed to createUserData " + packageName + ": " + res); 6708 } 6709 } 6710 } 6711 } 6712 6713 private int removeDataDirsLI(String volumeUuid, String packageName) { 6714 int[] users = sUserManager.getUserIds(); 6715 int res = 0; 6716 for (int user : users) { 6717 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6718 if (resInner < 0) { 6719 res = resInner; 6720 } 6721 } 6722 6723 return res; 6724 } 6725 6726 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6727 int[] users = sUserManager.getUserIds(); 6728 int res = 0; 6729 for (int user : users) { 6730 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6731 if (resInner < 0) { 6732 res = resInner; 6733 } 6734 } 6735 return res; 6736 } 6737 6738 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6739 PackageParser.Package changingLib) { 6740 if (file.path != null) { 6741 usesLibraryFiles.add(file.path); 6742 return; 6743 } 6744 PackageParser.Package p = mPackages.get(file.apk); 6745 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6746 // If we are doing this while in the middle of updating a library apk, 6747 // then we need to make sure to use that new apk for determining the 6748 // dependencies here. (We haven't yet finished committing the new apk 6749 // to the package manager state.) 6750 if (p == null || p.packageName.equals(changingLib.packageName)) { 6751 p = changingLib; 6752 } 6753 } 6754 if (p != null) { 6755 usesLibraryFiles.addAll(p.getAllCodePaths()); 6756 } 6757 } 6758 6759 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6760 PackageParser.Package changingLib) throws PackageManagerException { 6761 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6762 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6763 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6764 for (int i=0; i<N; i++) { 6765 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6766 if (file == null) { 6767 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6768 "Package " + pkg.packageName + " requires unavailable shared library " 6769 + pkg.usesLibraries.get(i) + "; failing!"); 6770 } 6771 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6772 } 6773 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6774 for (int i=0; i<N; i++) { 6775 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6776 if (file == null) { 6777 Slog.w(TAG, "Package " + pkg.packageName 6778 + " desires unavailable shared library " 6779 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6780 } else { 6781 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6782 } 6783 } 6784 N = usesLibraryFiles.size(); 6785 if (N > 0) { 6786 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6787 } else { 6788 pkg.usesLibraryFiles = null; 6789 } 6790 } 6791 } 6792 6793 private static boolean hasString(List<String> list, List<String> which) { 6794 if (list == null) { 6795 return false; 6796 } 6797 for (int i=list.size()-1; i>=0; i--) { 6798 for (int j=which.size()-1; j>=0; j--) { 6799 if (which.get(j).equals(list.get(i))) { 6800 return true; 6801 } 6802 } 6803 } 6804 return false; 6805 } 6806 6807 private void updateAllSharedLibrariesLPw() { 6808 for (PackageParser.Package pkg : mPackages.values()) { 6809 try { 6810 updateSharedLibrariesLPw(pkg, null); 6811 } catch (PackageManagerException e) { 6812 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6813 } 6814 } 6815 } 6816 6817 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6818 PackageParser.Package changingPkg) { 6819 ArrayList<PackageParser.Package> res = null; 6820 for (PackageParser.Package pkg : mPackages.values()) { 6821 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6822 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6823 if (res == null) { 6824 res = new ArrayList<PackageParser.Package>(); 6825 } 6826 res.add(pkg); 6827 try { 6828 updateSharedLibrariesLPw(pkg, changingPkg); 6829 } catch (PackageManagerException e) { 6830 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6831 } 6832 } 6833 } 6834 return res; 6835 } 6836 6837 /** 6838 * Derive the value of the {@code cpuAbiOverride} based on the provided 6839 * value and an optional stored value from the package settings. 6840 */ 6841 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6842 String cpuAbiOverride = null; 6843 6844 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6845 cpuAbiOverride = null; 6846 } else if (abiOverride != null) { 6847 cpuAbiOverride = abiOverride; 6848 } else if (settings != null) { 6849 cpuAbiOverride = settings.cpuAbiOverrideString; 6850 } 6851 6852 return cpuAbiOverride; 6853 } 6854 6855 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6856 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6857 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6858 try { 6859 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6860 } finally { 6861 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6862 } 6863 } 6864 6865 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6866 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6867 boolean success = false; 6868 try { 6869 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6870 currentTime, user); 6871 success = true; 6872 return res; 6873 } finally { 6874 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6875 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6876 } 6877 } 6878 } 6879 6880 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6881 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6882 final File scanFile = new File(pkg.codePath); 6883 if (pkg.applicationInfo.getCodePath() == null || 6884 pkg.applicationInfo.getResourcePath() == null) { 6885 // Bail out. The resource and code paths haven't been set. 6886 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6887 "Code and resource paths haven't been set correctly"); 6888 } 6889 6890 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6891 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6892 } else { 6893 // Only allow system apps to be flagged as core apps. 6894 pkg.coreApp = false; 6895 } 6896 6897 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6898 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6899 } 6900 6901 if (mCustomResolverComponentName != null && 6902 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6903 setUpCustomResolverActivity(pkg); 6904 } 6905 6906 if (pkg.packageName.equals("android")) { 6907 synchronized (mPackages) { 6908 if (mAndroidApplication != null) { 6909 Slog.w(TAG, "*************************************************"); 6910 Slog.w(TAG, "Core android package being redefined. Skipping."); 6911 Slog.w(TAG, " file=" + scanFile); 6912 Slog.w(TAG, "*************************************************"); 6913 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6914 "Core android package being redefined. Skipping."); 6915 } 6916 6917 // Set up information for our fall-back user intent resolution activity. 6918 mPlatformPackage = pkg; 6919 pkg.mVersionCode = mSdkVersion; 6920 mAndroidApplication = pkg.applicationInfo; 6921 6922 if (!mResolverReplaced) { 6923 mResolveActivity.applicationInfo = mAndroidApplication; 6924 mResolveActivity.name = ResolverActivity.class.getName(); 6925 mResolveActivity.packageName = mAndroidApplication.packageName; 6926 mResolveActivity.processName = "system:ui"; 6927 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6928 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6929 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6930 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6931 mResolveActivity.exported = true; 6932 mResolveActivity.enabled = true; 6933 mResolveInfo.activityInfo = mResolveActivity; 6934 mResolveInfo.priority = 0; 6935 mResolveInfo.preferredOrder = 0; 6936 mResolveInfo.match = 0; 6937 mResolveComponentName = new ComponentName( 6938 mAndroidApplication.packageName, mResolveActivity.name); 6939 } 6940 } 6941 } 6942 6943 if (DEBUG_PACKAGE_SCANNING) { 6944 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6945 Log.d(TAG, "Scanning package " + pkg.packageName); 6946 } 6947 6948 if (mPackages.containsKey(pkg.packageName) 6949 || mSharedLibraries.containsKey(pkg.packageName)) { 6950 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6951 "Application package " + pkg.packageName 6952 + " already installed. Skipping duplicate."); 6953 } 6954 6955 // If we're only installing presumed-existing packages, require that the 6956 // scanned APK is both already known and at the path previously established 6957 // for it. Previously unknown packages we pick up normally, but if we have an 6958 // a priori expectation about this package's install presence, enforce it. 6959 // With a singular exception for new system packages. When an OTA contains 6960 // a new system package, we allow the codepath to change from a system location 6961 // to the user-installed location. If we don't allow this change, any newer, 6962 // user-installed version of the application will be ignored. 6963 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6964 if (mExpectingBetter.containsKey(pkg.packageName)) { 6965 logCriticalInfo(Log.WARN, 6966 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6967 } else { 6968 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6969 if (known != null) { 6970 if (DEBUG_PACKAGE_SCANNING) { 6971 Log.d(TAG, "Examining " + pkg.codePath 6972 + " and requiring known paths " + known.codePathString 6973 + " & " + known.resourcePathString); 6974 } 6975 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6976 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6977 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6978 "Application package " + pkg.packageName 6979 + " found at " + pkg.applicationInfo.getCodePath() 6980 + " but expected at " + known.codePathString + "; ignoring."); 6981 } 6982 } 6983 } 6984 } 6985 6986 // Initialize package source and resource directories 6987 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6988 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6989 6990 SharedUserSetting suid = null; 6991 PackageSetting pkgSetting = null; 6992 6993 if (!isSystemApp(pkg)) { 6994 // Only system apps can use these features. 6995 pkg.mOriginalPackages = null; 6996 pkg.mRealPackage = null; 6997 pkg.mAdoptPermissions = null; 6998 } 6999 7000 // writer 7001 synchronized (mPackages) { 7002 if (pkg.mSharedUserId != null) { 7003 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7004 if (suid == null) { 7005 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7006 "Creating application package " + pkg.packageName 7007 + " for shared user failed"); 7008 } 7009 if (DEBUG_PACKAGE_SCANNING) { 7010 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7011 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7012 + "): packages=" + suid.packages); 7013 } 7014 } 7015 7016 // Check if we are renaming from an original package name. 7017 PackageSetting origPackage = null; 7018 String realName = null; 7019 if (pkg.mOriginalPackages != null) { 7020 // This package may need to be renamed to a previously 7021 // installed name. Let's check on that... 7022 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7023 if (pkg.mOriginalPackages.contains(renamed)) { 7024 // This package had originally been installed as the 7025 // original name, and we have already taken care of 7026 // transitioning to the new one. Just update the new 7027 // one to continue using the old name. 7028 realName = pkg.mRealPackage; 7029 if (!pkg.packageName.equals(renamed)) { 7030 // Callers into this function may have already taken 7031 // care of renaming the package; only do it here if 7032 // it is not already done. 7033 pkg.setPackageName(renamed); 7034 } 7035 7036 } else { 7037 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7038 if ((origPackage = mSettings.peekPackageLPr( 7039 pkg.mOriginalPackages.get(i))) != null) { 7040 // We do have the package already installed under its 7041 // original name... should we use it? 7042 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7043 // New package is not compatible with original. 7044 origPackage = null; 7045 continue; 7046 } else if (origPackage.sharedUser != null) { 7047 // Make sure uid is compatible between packages. 7048 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7049 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7050 + " to " + pkg.packageName + ": old uid " 7051 + origPackage.sharedUser.name 7052 + " differs from " + pkg.mSharedUserId); 7053 origPackage = null; 7054 continue; 7055 } 7056 } else { 7057 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7058 + pkg.packageName + " to old name " + origPackage.name); 7059 } 7060 break; 7061 } 7062 } 7063 } 7064 } 7065 7066 if (mTransferedPackages.contains(pkg.packageName)) { 7067 Slog.w(TAG, "Package " + pkg.packageName 7068 + " was transferred to another, but its .apk remains"); 7069 } 7070 7071 // Just create the setting, don't add it yet. For already existing packages 7072 // the PkgSetting exists already and doesn't have to be created. 7073 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7074 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7075 pkg.applicationInfo.primaryCpuAbi, 7076 pkg.applicationInfo.secondaryCpuAbi, 7077 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7078 user, false); 7079 if (pkgSetting == null) { 7080 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7081 "Creating application package " + pkg.packageName + " failed"); 7082 } 7083 7084 if (pkgSetting.origPackage != null) { 7085 // If we are first transitioning from an original package, 7086 // fix up the new package's name now. We need to do this after 7087 // looking up the package under its new name, so getPackageLP 7088 // can take care of fiddling things correctly. 7089 pkg.setPackageName(origPackage.name); 7090 7091 // File a report about this. 7092 String msg = "New package " + pkgSetting.realName 7093 + " renamed to replace old package " + pkgSetting.name; 7094 reportSettingsProblem(Log.WARN, msg); 7095 7096 // Make a note of it. 7097 mTransferedPackages.add(origPackage.name); 7098 7099 // No longer need to retain this. 7100 pkgSetting.origPackage = null; 7101 } 7102 7103 if (realName != null) { 7104 // Make a note of it. 7105 mTransferedPackages.add(pkg.packageName); 7106 } 7107 7108 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7109 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7110 } 7111 7112 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7113 // Check all shared libraries and map to their actual file path. 7114 // We only do this here for apps not on a system dir, because those 7115 // are the only ones that can fail an install due to this. We 7116 // will take care of the system apps by updating all of their 7117 // library paths after the scan is done. 7118 updateSharedLibrariesLPw(pkg, null); 7119 } 7120 7121 if (mFoundPolicyFile) { 7122 SELinuxMMAC.assignSeinfoValue(pkg); 7123 } 7124 7125 pkg.applicationInfo.uid = pkgSetting.appId; 7126 pkg.mExtras = pkgSetting; 7127 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7128 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7129 // We just determined the app is signed correctly, so bring 7130 // over the latest parsed certs. 7131 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7132 } else { 7133 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7134 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7135 "Package " + pkg.packageName + " upgrade keys do not match the " 7136 + "previously installed version"); 7137 } else { 7138 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7139 String msg = "System package " + pkg.packageName 7140 + " signature changed; retaining data."; 7141 reportSettingsProblem(Log.WARN, msg); 7142 } 7143 } 7144 } else { 7145 try { 7146 verifySignaturesLP(pkgSetting, pkg); 7147 // We just determined the app is signed correctly, so bring 7148 // over the latest parsed certs. 7149 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7150 } catch (PackageManagerException e) { 7151 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7152 throw e; 7153 } 7154 // The signature has changed, but this package is in the system 7155 // image... let's recover! 7156 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7157 // However... if this package is part of a shared user, but it 7158 // doesn't match the signature of the shared user, let's fail. 7159 // What this means is that you can't change the signatures 7160 // associated with an overall shared user, which doesn't seem all 7161 // that unreasonable. 7162 if (pkgSetting.sharedUser != null) { 7163 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7164 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7165 throw new PackageManagerException( 7166 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7167 "Signature mismatch for shared user: " 7168 + pkgSetting.sharedUser); 7169 } 7170 } 7171 // File a report about this. 7172 String msg = "System package " + pkg.packageName 7173 + " signature changed; retaining data."; 7174 reportSettingsProblem(Log.WARN, msg); 7175 } 7176 } 7177 // Verify that this new package doesn't have any content providers 7178 // that conflict with existing packages. Only do this if the 7179 // package isn't already installed, since we don't want to break 7180 // things that are installed. 7181 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7182 final int N = pkg.providers.size(); 7183 int i; 7184 for (i=0; i<N; i++) { 7185 PackageParser.Provider p = pkg.providers.get(i); 7186 if (p.info.authority != null) { 7187 String names[] = p.info.authority.split(";"); 7188 for (int j = 0; j < names.length; j++) { 7189 if (mProvidersByAuthority.containsKey(names[j])) { 7190 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7191 final String otherPackageName = 7192 ((other != null && other.getComponentName() != null) ? 7193 other.getComponentName().getPackageName() : "?"); 7194 throw new PackageManagerException( 7195 INSTALL_FAILED_CONFLICTING_PROVIDER, 7196 "Can't install because provider name " + names[j] 7197 + " (in package " + pkg.applicationInfo.packageName 7198 + ") is already used by " + otherPackageName); 7199 } 7200 } 7201 } 7202 } 7203 } 7204 7205 if (pkg.mAdoptPermissions != null) { 7206 // This package wants to adopt ownership of permissions from 7207 // another package. 7208 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7209 final String origName = pkg.mAdoptPermissions.get(i); 7210 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7211 if (orig != null) { 7212 if (verifyPackageUpdateLPr(orig, pkg)) { 7213 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7214 + pkg.packageName); 7215 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7216 } 7217 } 7218 } 7219 } 7220 } 7221 7222 final String pkgName = pkg.packageName; 7223 7224 final long scanFileTime = scanFile.lastModified(); 7225 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7226 pkg.applicationInfo.processName = fixProcessName( 7227 pkg.applicationInfo.packageName, 7228 pkg.applicationInfo.processName, 7229 pkg.applicationInfo.uid); 7230 7231 if (pkg != mPlatformPackage) { 7232 // This is a normal package, need to make its data directory. 7233 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7234 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7235 7236 boolean uidError = false; 7237 if (dataPath.exists()) { 7238 int currentUid = 0; 7239 try { 7240 StructStat stat = Os.stat(dataPath.getPath()); 7241 currentUid = stat.st_uid; 7242 } catch (ErrnoException e) { 7243 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7244 } 7245 7246 // If we have mismatched owners for the data path, we have a problem. 7247 if (currentUid != pkg.applicationInfo.uid) { 7248 boolean recovered = false; 7249 if (currentUid == 0) { 7250 // The directory somehow became owned by root. Wow. 7251 // This is probably because the system was stopped while 7252 // installd was in the middle of messing with its libs 7253 // directory. Ask installd to fix that. 7254 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7255 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7256 if (ret >= 0) { 7257 recovered = true; 7258 String msg = "Package " + pkg.packageName 7259 + " unexpectedly changed to uid 0; recovered to " + 7260 + pkg.applicationInfo.uid; 7261 reportSettingsProblem(Log.WARN, msg); 7262 } 7263 } 7264 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7265 || (scanFlags&SCAN_BOOTING) != 0)) { 7266 // If this is a system app, we can at least delete its 7267 // current data so the application will still work. 7268 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7269 if (ret >= 0) { 7270 // TODO: Kill the processes first 7271 // Old data gone! 7272 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7273 ? "System package " : "Third party package "; 7274 String msg = prefix + pkg.packageName 7275 + " has changed from uid: " 7276 + currentUid + " to " 7277 + pkg.applicationInfo.uid + "; old data erased"; 7278 reportSettingsProblem(Log.WARN, msg); 7279 recovered = true; 7280 } 7281 if (!recovered) { 7282 mHasSystemUidErrors = true; 7283 } 7284 } else if (!recovered) { 7285 // If we allow this install to proceed, we will be broken. 7286 // Abort, abort! 7287 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7288 "scanPackageLI"); 7289 } 7290 if (!recovered) { 7291 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7292 + pkg.applicationInfo.uid + "/fs_" 7293 + currentUid; 7294 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7295 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7296 String msg = "Package " + pkg.packageName 7297 + " has mismatched uid: " 7298 + currentUid + " on disk, " 7299 + pkg.applicationInfo.uid + " in settings"; 7300 // writer 7301 synchronized (mPackages) { 7302 mSettings.mReadMessages.append(msg); 7303 mSettings.mReadMessages.append('\n'); 7304 uidError = true; 7305 if (!pkgSetting.uidError) { 7306 reportSettingsProblem(Log.ERROR, msg); 7307 } 7308 } 7309 } 7310 } 7311 7312 // Ensure that directories are prepared 7313 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7314 pkg.applicationInfo.seinfo); 7315 7316 if (mShouldRestoreconData) { 7317 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7318 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7319 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7320 } 7321 } else { 7322 if (DEBUG_PACKAGE_SCANNING) { 7323 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7324 Log.v(TAG, "Want this data dir: " + dataPath); 7325 } 7326 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7327 pkg.applicationInfo.seinfo); 7328 } 7329 7330 // Get all of our default paths setup 7331 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7332 7333 pkgSetting.uidError = uidError; 7334 } 7335 7336 final String path = scanFile.getPath(); 7337 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7338 7339 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7340 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7341 7342 // Some system apps still use directory structure for native libraries 7343 // in which case we might end up not detecting abi solely based on apk 7344 // structure. Try to detect abi based on directory structure. 7345 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7346 pkg.applicationInfo.primaryCpuAbi == null) { 7347 setBundledAppAbisAndRoots(pkg, pkgSetting); 7348 setNativeLibraryPaths(pkg); 7349 } 7350 7351 } else { 7352 if ((scanFlags & SCAN_MOVE) != 0) { 7353 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7354 // but we already have this packages package info in the PackageSetting. We just 7355 // use that and derive the native library path based on the new codepath. 7356 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7357 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7358 } 7359 7360 // Set native library paths again. For moves, the path will be updated based on the 7361 // ABIs we've determined above. For non-moves, the path will be updated based on the 7362 // ABIs we determined during compilation, but the path will depend on the final 7363 // package path (after the rename away from the stage path). 7364 setNativeLibraryPaths(pkg); 7365 } 7366 7367 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7368 final int[] userIds = sUserManager.getUserIds(); 7369 synchronized (mInstallLock) { 7370 // Make sure all user data directories are ready to roll; we're okay 7371 // if they already exist 7372 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7373 for (int userId : userIds) { 7374 if (userId != UserHandle.USER_SYSTEM) { 7375 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7376 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7377 pkg.applicationInfo.seinfo); 7378 } 7379 } 7380 } 7381 7382 // Create a native library symlink only if we have native libraries 7383 // and if the native libraries are 32 bit libraries. We do not provide 7384 // this symlink for 64 bit libraries. 7385 if (pkg.applicationInfo.primaryCpuAbi != null && 7386 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7387 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7388 try { 7389 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7390 for (int userId : userIds) { 7391 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7392 nativeLibPath, userId) < 0) { 7393 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7394 "Failed linking native library dir (user=" + userId + ")"); 7395 } 7396 } 7397 } finally { 7398 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7399 } 7400 } 7401 } 7402 7403 // This is a special case for the "system" package, where the ABI is 7404 // dictated by the zygote configuration (and init.rc). We should keep track 7405 // of this ABI so that we can deal with "normal" applications that run under 7406 // the same UID correctly. 7407 if (mPlatformPackage == pkg) { 7408 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7409 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7410 } 7411 7412 // If there's a mismatch between the abi-override in the package setting 7413 // and the abiOverride specified for the install. Warn about this because we 7414 // would've already compiled the app without taking the package setting into 7415 // account. 7416 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7417 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7418 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7419 " for package " + pkg.packageName); 7420 } 7421 } 7422 7423 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7424 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7425 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7426 7427 // Copy the derived override back to the parsed package, so that we can 7428 // update the package settings accordingly. 7429 pkg.cpuAbiOverride = cpuAbiOverride; 7430 7431 if (DEBUG_ABI_SELECTION) { 7432 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7433 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7434 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7435 } 7436 7437 // Push the derived path down into PackageSettings so we know what to 7438 // clean up at uninstall time. 7439 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7440 7441 if (DEBUG_ABI_SELECTION) { 7442 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7443 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7444 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7445 } 7446 7447 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7448 // We don't do this here during boot because we can do it all 7449 // at once after scanning all existing packages. 7450 // 7451 // We also do this *before* we perform dexopt on this package, so that 7452 // we can avoid redundant dexopts, and also to make sure we've got the 7453 // code and package path correct. 7454 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7455 pkg, true /* boot complete */); 7456 } 7457 7458 if (mFactoryTest && pkg.requestedPermissions.contains( 7459 android.Manifest.permission.FACTORY_TEST)) { 7460 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7461 } 7462 7463 ArrayList<PackageParser.Package> clientLibPkgs = null; 7464 7465 // writer 7466 synchronized (mPackages) { 7467 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7468 // Only system apps can add new shared libraries. 7469 if (pkg.libraryNames != null) { 7470 for (int i=0; i<pkg.libraryNames.size(); i++) { 7471 String name = pkg.libraryNames.get(i); 7472 boolean allowed = false; 7473 if (pkg.isUpdatedSystemApp()) { 7474 // New library entries can only be added through the 7475 // system image. This is important to get rid of a lot 7476 // of nasty edge cases: for example if we allowed a non- 7477 // system update of the app to add a library, then uninstalling 7478 // the update would make the library go away, and assumptions 7479 // we made such as through app install filtering would now 7480 // have allowed apps on the device which aren't compatible 7481 // with it. Better to just have the restriction here, be 7482 // conservative, and create many fewer cases that can negatively 7483 // impact the user experience. 7484 final PackageSetting sysPs = mSettings 7485 .getDisabledSystemPkgLPr(pkg.packageName); 7486 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7487 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7488 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7489 allowed = true; 7490 break; 7491 } 7492 } 7493 } 7494 } else { 7495 allowed = true; 7496 } 7497 if (allowed) { 7498 if (!mSharedLibraries.containsKey(name)) { 7499 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7500 } else if (!name.equals(pkg.packageName)) { 7501 Slog.w(TAG, "Package " + pkg.packageName + " library " 7502 + name + " already exists; skipping"); 7503 } 7504 } else { 7505 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7506 + name + " that is not declared on system image; skipping"); 7507 } 7508 } 7509 if ((scanFlags & SCAN_BOOTING) == 0) { 7510 // If we are not booting, we need to update any applications 7511 // that are clients of our shared library. If we are booting, 7512 // this will all be done once the scan is complete. 7513 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7514 } 7515 } 7516 } 7517 } 7518 7519 // Request the ActivityManager to kill the process(only for existing packages) 7520 // so that we do not end up in a confused state while the user is still using the older 7521 // version of the application while the new one gets installed. 7522 if ((scanFlags & SCAN_REPLACING) != 0) { 7523 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7524 7525 killApplication(pkg.applicationInfo.packageName, 7526 pkg.applicationInfo.uid, "replace pkg"); 7527 7528 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7529 } 7530 7531 // Also need to kill any apps that are dependent on the library. 7532 if (clientLibPkgs != null) { 7533 for (int i=0; i<clientLibPkgs.size(); i++) { 7534 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7535 killApplication(clientPkg.applicationInfo.packageName, 7536 clientPkg.applicationInfo.uid, "update lib"); 7537 } 7538 } 7539 7540 // Make sure we're not adding any bogus keyset info 7541 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7542 ksms.assertScannedPackageValid(pkg); 7543 7544 // writer 7545 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7546 7547 boolean createIdmapFailed = false; 7548 synchronized (mPackages) { 7549 // We don't expect installation to fail beyond this point 7550 7551 // Add the new setting to mSettings 7552 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7553 // Add the new setting to mPackages 7554 mPackages.put(pkg.applicationInfo.packageName, pkg); 7555 // Make sure we don't accidentally delete its data. 7556 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7557 while (iter.hasNext()) { 7558 PackageCleanItem item = iter.next(); 7559 if (pkgName.equals(item.packageName)) { 7560 iter.remove(); 7561 } 7562 } 7563 7564 // Take care of first install / last update times. 7565 if (currentTime != 0) { 7566 if (pkgSetting.firstInstallTime == 0) { 7567 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7568 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7569 pkgSetting.lastUpdateTime = currentTime; 7570 } 7571 } else if (pkgSetting.firstInstallTime == 0) { 7572 // We need *something*. Take time time stamp of the file. 7573 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7574 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7575 if (scanFileTime != pkgSetting.timeStamp) { 7576 // A package on the system image has changed; consider this 7577 // to be an update. 7578 pkgSetting.lastUpdateTime = scanFileTime; 7579 } 7580 } 7581 7582 // Add the package's KeySets to the global KeySetManagerService 7583 ksms.addScannedPackageLPw(pkg); 7584 7585 int N = pkg.providers.size(); 7586 StringBuilder r = null; 7587 int i; 7588 for (i=0; i<N; i++) { 7589 PackageParser.Provider p = pkg.providers.get(i); 7590 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7591 p.info.processName, pkg.applicationInfo.uid); 7592 mProviders.addProvider(p); 7593 p.syncable = p.info.isSyncable; 7594 if (p.info.authority != null) { 7595 String names[] = p.info.authority.split(";"); 7596 p.info.authority = null; 7597 for (int j = 0; j < names.length; j++) { 7598 if (j == 1 && p.syncable) { 7599 // We only want the first authority for a provider to possibly be 7600 // syncable, so if we already added this provider using a different 7601 // authority clear the syncable flag. We copy the provider before 7602 // changing it because the mProviders object contains a reference 7603 // to a provider that we don't want to change. 7604 // Only do this for the second authority since the resulting provider 7605 // object can be the same for all future authorities for this provider. 7606 p = new PackageParser.Provider(p); 7607 p.syncable = false; 7608 } 7609 if (!mProvidersByAuthority.containsKey(names[j])) { 7610 mProvidersByAuthority.put(names[j], p); 7611 if (p.info.authority == null) { 7612 p.info.authority = names[j]; 7613 } else { 7614 p.info.authority = p.info.authority + ";" + names[j]; 7615 } 7616 if (DEBUG_PACKAGE_SCANNING) { 7617 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7618 Log.d(TAG, "Registered content provider: " + names[j] 7619 + ", className = " + p.info.name + ", isSyncable = " 7620 + p.info.isSyncable); 7621 } 7622 } else { 7623 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7624 Slog.w(TAG, "Skipping provider name " + names[j] + 7625 " (in package " + pkg.applicationInfo.packageName + 7626 "): name already used by " 7627 + ((other != null && other.getComponentName() != null) 7628 ? other.getComponentName().getPackageName() : "?")); 7629 } 7630 } 7631 } 7632 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7633 if (r == null) { 7634 r = new StringBuilder(256); 7635 } else { 7636 r.append(' '); 7637 } 7638 r.append(p.info.name); 7639 } 7640 } 7641 if (r != null) { 7642 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7643 } 7644 7645 N = pkg.services.size(); 7646 r = null; 7647 for (i=0; i<N; i++) { 7648 PackageParser.Service s = pkg.services.get(i); 7649 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7650 s.info.processName, pkg.applicationInfo.uid); 7651 mServices.addService(s); 7652 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7653 if (r == null) { 7654 r = new StringBuilder(256); 7655 } else { 7656 r.append(' '); 7657 } 7658 r.append(s.info.name); 7659 } 7660 } 7661 if (r != null) { 7662 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7663 } 7664 7665 N = pkg.receivers.size(); 7666 r = null; 7667 for (i=0; i<N; i++) { 7668 PackageParser.Activity a = pkg.receivers.get(i); 7669 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7670 a.info.processName, pkg.applicationInfo.uid); 7671 mReceivers.addActivity(a, "receiver"); 7672 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7673 if (r == null) { 7674 r = new StringBuilder(256); 7675 } else { 7676 r.append(' '); 7677 } 7678 r.append(a.info.name); 7679 } 7680 } 7681 if (r != null) { 7682 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7683 } 7684 7685 N = pkg.activities.size(); 7686 r = null; 7687 for (i=0; i<N; i++) { 7688 PackageParser.Activity a = pkg.activities.get(i); 7689 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7690 a.info.processName, pkg.applicationInfo.uid); 7691 mActivities.addActivity(a, "activity"); 7692 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7693 if (r == null) { 7694 r = new StringBuilder(256); 7695 } else { 7696 r.append(' '); 7697 } 7698 r.append(a.info.name); 7699 } 7700 } 7701 if (r != null) { 7702 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7703 } 7704 7705 N = pkg.permissionGroups.size(); 7706 r = null; 7707 for (i=0; i<N; i++) { 7708 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7709 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7710 if (cur == null) { 7711 mPermissionGroups.put(pg.info.name, pg); 7712 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7713 if (r == null) { 7714 r = new StringBuilder(256); 7715 } else { 7716 r.append(' '); 7717 } 7718 r.append(pg.info.name); 7719 } 7720 } else { 7721 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7722 + pg.info.packageName + " ignored: original from " 7723 + cur.info.packageName); 7724 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7725 if (r == null) { 7726 r = new StringBuilder(256); 7727 } else { 7728 r.append(' '); 7729 } 7730 r.append("DUP:"); 7731 r.append(pg.info.name); 7732 } 7733 } 7734 } 7735 if (r != null) { 7736 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7737 } 7738 7739 N = pkg.permissions.size(); 7740 r = null; 7741 for (i=0; i<N; i++) { 7742 PackageParser.Permission p = pkg.permissions.get(i); 7743 7744 // Assume by default that we did not install this permission into the system. 7745 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7746 7747 // Now that permission groups have a special meaning, we ignore permission 7748 // groups for legacy apps to prevent unexpected behavior. In particular, 7749 // permissions for one app being granted to someone just becuase they happen 7750 // to be in a group defined by another app (before this had no implications). 7751 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7752 p.group = mPermissionGroups.get(p.info.group); 7753 // Warn for a permission in an unknown group. 7754 if (p.info.group != null && p.group == null) { 7755 Slog.w(TAG, "Permission " + p.info.name + " from package " 7756 + p.info.packageName + " in an unknown group " + p.info.group); 7757 } 7758 } 7759 7760 ArrayMap<String, BasePermission> permissionMap = 7761 p.tree ? mSettings.mPermissionTrees 7762 : mSettings.mPermissions; 7763 BasePermission bp = permissionMap.get(p.info.name); 7764 7765 // Allow system apps to redefine non-system permissions 7766 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7767 final boolean currentOwnerIsSystem = (bp.perm != null 7768 && isSystemApp(bp.perm.owner)); 7769 if (isSystemApp(p.owner)) { 7770 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7771 // It's a built-in permission and no owner, take ownership now 7772 bp.packageSetting = pkgSetting; 7773 bp.perm = p; 7774 bp.uid = pkg.applicationInfo.uid; 7775 bp.sourcePackage = p.info.packageName; 7776 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7777 } else if (!currentOwnerIsSystem) { 7778 String msg = "New decl " + p.owner + " of permission " 7779 + p.info.name + " is system; overriding " + bp.sourcePackage; 7780 reportSettingsProblem(Log.WARN, msg); 7781 bp = null; 7782 } 7783 } 7784 } 7785 7786 if (bp == null) { 7787 bp = new BasePermission(p.info.name, p.info.packageName, 7788 BasePermission.TYPE_NORMAL); 7789 permissionMap.put(p.info.name, bp); 7790 } 7791 7792 if (bp.perm == null) { 7793 if (bp.sourcePackage == null 7794 || bp.sourcePackage.equals(p.info.packageName)) { 7795 BasePermission tree = findPermissionTreeLP(p.info.name); 7796 if (tree == null 7797 || tree.sourcePackage.equals(p.info.packageName)) { 7798 bp.packageSetting = pkgSetting; 7799 bp.perm = p; 7800 bp.uid = pkg.applicationInfo.uid; 7801 bp.sourcePackage = p.info.packageName; 7802 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7803 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7804 if (r == null) { 7805 r = new StringBuilder(256); 7806 } else { 7807 r.append(' '); 7808 } 7809 r.append(p.info.name); 7810 } 7811 } else { 7812 Slog.w(TAG, "Permission " + p.info.name + " from package " 7813 + p.info.packageName + " ignored: base tree " 7814 + tree.name + " is from package " 7815 + tree.sourcePackage); 7816 } 7817 } else { 7818 Slog.w(TAG, "Permission " + p.info.name + " from package " 7819 + p.info.packageName + " ignored: original from " 7820 + bp.sourcePackage); 7821 } 7822 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7823 if (r == null) { 7824 r = new StringBuilder(256); 7825 } else { 7826 r.append(' '); 7827 } 7828 r.append("DUP:"); 7829 r.append(p.info.name); 7830 } 7831 if (bp.perm == p) { 7832 bp.protectionLevel = p.info.protectionLevel; 7833 } 7834 } 7835 7836 if (r != null) { 7837 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7838 } 7839 7840 N = pkg.instrumentation.size(); 7841 r = null; 7842 for (i=0; i<N; i++) { 7843 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7844 a.info.packageName = pkg.applicationInfo.packageName; 7845 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7846 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7847 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7848 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7849 a.info.dataDir = pkg.applicationInfo.dataDir; 7850 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7851 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7852 7853 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7854 // need other information about the application, like the ABI and what not ? 7855 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7856 mInstrumentation.put(a.getComponentName(), a); 7857 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7858 if (r == null) { 7859 r = new StringBuilder(256); 7860 } else { 7861 r.append(' '); 7862 } 7863 r.append(a.info.name); 7864 } 7865 } 7866 if (r != null) { 7867 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7868 } 7869 7870 if (pkg.protectedBroadcasts != null) { 7871 N = pkg.protectedBroadcasts.size(); 7872 for (i=0; i<N; i++) { 7873 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7874 } 7875 } 7876 7877 pkgSetting.setTimeStamp(scanFileTime); 7878 7879 // Create idmap files for pairs of (packages, overlay packages). 7880 // Note: "android", ie framework-res.apk, is handled by native layers. 7881 if (pkg.mOverlayTarget != null) { 7882 // This is an overlay package. 7883 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7884 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7885 mOverlays.put(pkg.mOverlayTarget, 7886 new ArrayMap<String, PackageParser.Package>()); 7887 } 7888 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7889 map.put(pkg.packageName, pkg); 7890 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7891 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7892 createIdmapFailed = true; 7893 } 7894 } 7895 } else if (mOverlays.containsKey(pkg.packageName) && 7896 !pkg.packageName.equals("android")) { 7897 // This is a regular package, with one or more known overlay packages. 7898 createIdmapsForPackageLI(pkg); 7899 } 7900 } 7901 7902 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7903 7904 if (createIdmapFailed) { 7905 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7906 "scanPackageLI failed to createIdmap"); 7907 } 7908 return pkg; 7909 } 7910 7911 /** 7912 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7913 * is derived purely on the basis of the contents of {@code scanFile} and 7914 * {@code cpuAbiOverride}. 7915 * 7916 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7917 */ 7918 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7919 String cpuAbiOverride, boolean extractLibs) 7920 throws PackageManagerException { 7921 // TODO: We can probably be smarter about this stuff. For installed apps, 7922 // we can calculate this information at install time once and for all. For 7923 // system apps, we can probably assume that this information doesn't change 7924 // after the first boot scan. As things stand, we do lots of unnecessary work. 7925 7926 // Give ourselves some initial paths; we'll come back for another 7927 // pass once we've determined ABI below. 7928 setNativeLibraryPaths(pkg); 7929 7930 // We would never need to extract libs for forward-locked and external packages, 7931 // since the container service will do it for us. We shouldn't attempt to 7932 // extract libs from system app when it was not updated. 7933 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7934 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7935 extractLibs = false; 7936 } 7937 7938 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7939 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7940 7941 NativeLibraryHelper.Handle handle = null; 7942 try { 7943 handle = NativeLibraryHelper.Handle.create(pkg); 7944 // TODO(multiArch): This can be null for apps that didn't go through the 7945 // usual installation process. We can calculate it again, like we 7946 // do during install time. 7947 // 7948 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7949 // unnecessary. 7950 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7951 7952 // Null out the abis so that they can be recalculated. 7953 pkg.applicationInfo.primaryCpuAbi = null; 7954 pkg.applicationInfo.secondaryCpuAbi = null; 7955 if (isMultiArch(pkg.applicationInfo)) { 7956 // Warn if we've set an abiOverride for multi-lib packages.. 7957 // By definition, we need to copy both 32 and 64 bit libraries for 7958 // such packages. 7959 if (pkg.cpuAbiOverride != null 7960 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7961 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7962 } 7963 7964 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7965 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7966 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7967 if (extractLibs) { 7968 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7969 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7970 useIsaSpecificSubdirs); 7971 } else { 7972 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7973 } 7974 } 7975 7976 maybeThrowExceptionForMultiArchCopy( 7977 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7978 7979 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7980 if (extractLibs) { 7981 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7982 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7983 useIsaSpecificSubdirs); 7984 } else { 7985 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7986 } 7987 } 7988 7989 maybeThrowExceptionForMultiArchCopy( 7990 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7991 7992 if (abi64 >= 0) { 7993 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7994 } 7995 7996 if (abi32 >= 0) { 7997 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7998 if (abi64 >= 0) { 7999 pkg.applicationInfo.secondaryCpuAbi = abi; 8000 } else { 8001 pkg.applicationInfo.primaryCpuAbi = abi; 8002 } 8003 } 8004 } else { 8005 String[] abiList = (cpuAbiOverride != null) ? 8006 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8007 8008 // Enable gross and lame hacks for apps that are built with old 8009 // SDK tools. We must scan their APKs for renderscript bitcode and 8010 // not launch them if it's present. Don't bother checking on devices 8011 // that don't have 64 bit support. 8012 boolean needsRenderScriptOverride = false; 8013 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8014 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8015 abiList = Build.SUPPORTED_32_BIT_ABIS; 8016 needsRenderScriptOverride = true; 8017 } 8018 8019 final int copyRet; 8020 if (extractLibs) { 8021 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8022 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8023 } else { 8024 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8025 } 8026 8027 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8028 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8029 "Error unpackaging native libs for app, errorCode=" + copyRet); 8030 } 8031 8032 if (copyRet >= 0) { 8033 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8034 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8035 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8036 } else if (needsRenderScriptOverride) { 8037 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8038 } 8039 } 8040 } catch (IOException ioe) { 8041 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8042 } finally { 8043 IoUtils.closeQuietly(handle); 8044 } 8045 8046 // Now that we've calculated the ABIs and determined if it's an internal app, 8047 // we will go ahead and populate the nativeLibraryPath. 8048 setNativeLibraryPaths(pkg); 8049 } 8050 8051 /** 8052 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8053 * i.e, so that all packages can be run inside a single process if required. 8054 * 8055 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8056 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8057 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8058 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8059 * updating a package that belongs to a shared user. 8060 * 8061 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8062 * adds unnecessary complexity. 8063 */ 8064 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8065 PackageParser.Package scannedPackage, boolean bootComplete) { 8066 String requiredInstructionSet = null; 8067 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8068 requiredInstructionSet = VMRuntime.getInstructionSet( 8069 scannedPackage.applicationInfo.primaryCpuAbi); 8070 } 8071 8072 PackageSetting requirer = null; 8073 for (PackageSetting ps : packagesForUser) { 8074 // If packagesForUser contains scannedPackage, we skip it. This will happen 8075 // when scannedPackage is an update of an existing package. Without this check, 8076 // we will never be able to change the ABI of any package belonging to a shared 8077 // user, even if it's compatible with other packages. 8078 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8079 if (ps.primaryCpuAbiString == null) { 8080 continue; 8081 } 8082 8083 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8084 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8085 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8086 // this but there's not much we can do. 8087 String errorMessage = "Instruction set mismatch, " 8088 + ((requirer == null) ? "[caller]" : requirer) 8089 + " requires " + requiredInstructionSet + " whereas " + ps 8090 + " requires " + instructionSet; 8091 Slog.w(TAG, errorMessage); 8092 } 8093 8094 if (requiredInstructionSet == null) { 8095 requiredInstructionSet = instructionSet; 8096 requirer = ps; 8097 } 8098 } 8099 } 8100 8101 if (requiredInstructionSet != null) { 8102 String adjustedAbi; 8103 if (requirer != null) { 8104 // requirer != null implies that either scannedPackage was null or that scannedPackage 8105 // did not require an ABI, in which case we have to adjust scannedPackage to match 8106 // the ABI of the set (which is the same as requirer's ABI) 8107 adjustedAbi = requirer.primaryCpuAbiString; 8108 if (scannedPackage != null) { 8109 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8110 } 8111 } else { 8112 // requirer == null implies that we're updating all ABIs in the set to 8113 // match scannedPackage. 8114 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8115 } 8116 8117 for (PackageSetting ps : packagesForUser) { 8118 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8119 if (ps.primaryCpuAbiString != null) { 8120 continue; 8121 } 8122 8123 ps.primaryCpuAbiString = adjustedAbi; 8124 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8125 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8126 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi); 8127 mInstaller.rmdex(ps.codePathString, 8128 getDexCodeInstructionSet(getPreferredInstructionSet())); 8129 } 8130 } 8131 } 8132 } 8133 } 8134 8135 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8136 synchronized (mPackages) { 8137 mResolverReplaced = true; 8138 // Set up information for custom user intent resolution activity. 8139 mResolveActivity.applicationInfo = pkg.applicationInfo; 8140 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8141 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8142 mResolveActivity.processName = pkg.applicationInfo.packageName; 8143 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8144 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8145 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8146 mResolveActivity.theme = 0; 8147 mResolveActivity.exported = true; 8148 mResolveActivity.enabled = true; 8149 mResolveInfo.activityInfo = mResolveActivity; 8150 mResolveInfo.priority = 0; 8151 mResolveInfo.preferredOrder = 0; 8152 mResolveInfo.match = 0; 8153 mResolveComponentName = mCustomResolverComponentName; 8154 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8155 mResolveComponentName); 8156 } 8157 } 8158 8159 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8160 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8161 8162 // Set up information for ephemeral installer activity 8163 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8164 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8165 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8166 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8167 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8168 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8169 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8170 mEphemeralInstallerActivity.theme = 0; 8171 mEphemeralInstallerActivity.exported = true; 8172 mEphemeralInstallerActivity.enabled = true; 8173 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8174 mEphemeralInstallerInfo.priority = 0; 8175 mEphemeralInstallerInfo.preferredOrder = 0; 8176 mEphemeralInstallerInfo.match = 0; 8177 8178 if (DEBUG_EPHEMERAL) { 8179 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8180 } 8181 } 8182 8183 private static String calculateBundledApkRoot(final String codePathString) { 8184 final File codePath = new File(codePathString); 8185 final File codeRoot; 8186 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8187 codeRoot = Environment.getRootDirectory(); 8188 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8189 codeRoot = Environment.getOemDirectory(); 8190 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8191 codeRoot = Environment.getVendorDirectory(); 8192 } else { 8193 // Unrecognized code path; take its top real segment as the apk root: 8194 // e.g. /something/app/blah.apk => /something 8195 try { 8196 File f = codePath.getCanonicalFile(); 8197 File parent = f.getParentFile(); // non-null because codePath is a file 8198 File tmp; 8199 while ((tmp = parent.getParentFile()) != null) { 8200 f = parent; 8201 parent = tmp; 8202 } 8203 codeRoot = f; 8204 Slog.w(TAG, "Unrecognized code path " 8205 + codePath + " - using " + codeRoot); 8206 } catch (IOException e) { 8207 // Can't canonicalize the code path -- shenanigans? 8208 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8209 return Environment.getRootDirectory().getPath(); 8210 } 8211 } 8212 return codeRoot.getPath(); 8213 } 8214 8215 /** 8216 * Derive and set the location of native libraries for the given package, 8217 * which varies depending on where and how the package was installed. 8218 */ 8219 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8220 final ApplicationInfo info = pkg.applicationInfo; 8221 final String codePath = pkg.codePath; 8222 final File codeFile = new File(codePath); 8223 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8224 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8225 8226 info.nativeLibraryRootDir = null; 8227 info.nativeLibraryRootRequiresIsa = false; 8228 info.nativeLibraryDir = null; 8229 info.secondaryNativeLibraryDir = null; 8230 8231 if (isApkFile(codeFile)) { 8232 // Monolithic install 8233 if (bundledApp) { 8234 // If "/system/lib64/apkname" exists, assume that is the per-package 8235 // native library directory to use; otherwise use "/system/lib/apkname". 8236 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8237 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8238 getPrimaryInstructionSet(info)); 8239 8240 // This is a bundled system app so choose the path based on the ABI. 8241 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8242 // is just the default path. 8243 final String apkName = deriveCodePathName(codePath); 8244 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8245 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8246 apkName).getAbsolutePath(); 8247 8248 if (info.secondaryCpuAbi != null) { 8249 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8250 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8251 secondaryLibDir, apkName).getAbsolutePath(); 8252 } 8253 } else if (asecApp) { 8254 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8255 .getAbsolutePath(); 8256 } else { 8257 final String apkName = deriveCodePathName(codePath); 8258 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8259 .getAbsolutePath(); 8260 } 8261 8262 info.nativeLibraryRootRequiresIsa = false; 8263 info.nativeLibraryDir = info.nativeLibraryRootDir; 8264 } else { 8265 // Cluster install 8266 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8267 info.nativeLibraryRootRequiresIsa = true; 8268 8269 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8270 getPrimaryInstructionSet(info)).getAbsolutePath(); 8271 8272 if (info.secondaryCpuAbi != null) { 8273 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8274 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8275 } 8276 } 8277 } 8278 8279 /** 8280 * Calculate the abis and roots for a bundled app. These can uniquely 8281 * be determined from the contents of the system partition, i.e whether 8282 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8283 * of this information, and instead assume that the system was built 8284 * sensibly. 8285 */ 8286 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8287 PackageSetting pkgSetting) { 8288 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8289 8290 // If "/system/lib64/apkname" exists, assume that is the per-package 8291 // native library directory to use; otherwise use "/system/lib/apkname". 8292 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8293 setBundledAppAbi(pkg, apkRoot, apkName); 8294 // pkgSetting might be null during rescan following uninstall of updates 8295 // to a bundled app, so accommodate that possibility. The settings in 8296 // that case will be established later from the parsed package. 8297 // 8298 // If the settings aren't null, sync them up with what we've just derived. 8299 // note that apkRoot isn't stored in the package settings. 8300 if (pkgSetting != null) { 8301 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8302 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8303 } 8304 } 8305 8306 /** 8307 * Deduces the ABI of a bundled app and sets the relevant fields on the 8308 * parsed pkg object. 8309 * 8310 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8311 * under which system libraries are installed. 8312 * @param apkName the name of the installed package. 8313 */ 8314 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8315 final File codeFile = new File(pkg.codePath); 8316 8317 final boolean has64BitLibs; 8318 final boolean has32BitLibs; 8319 if (isApkFile(codeFile)) { 8320 // Monolithic install 8321 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8322 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8323 } else { 8324 // Cluster install 8325 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8326 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8327 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8328 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8329 has64BitLibs = (new File(rootDir, isa)).exists(); 8330 } else { 8331 has64BitLibs = false; 8332 } 8333 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8334 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8335 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8336 has32BitLibs = (new File(rootDir, isa)).exists(); 8337 } else { 8338 has32BitLibs = false; 8339 } 8340 } 8341 8342 if (has64BitLibs && !has32BitLibs) { 8343 // The package has 64 bit libs, but not 32 bit libs. Its primary 8344 // ABI should be 64 bit. We can safely assume here that the bundled 8345 // native libraries correspond to the most preferred ABI in the list. 8346 8347 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8348 pkg.applicationInfo.secondaryCpuAbi = null; 8349 } else if (has32BitLibs && !has64BitLibs) { 8350 // The package has 32 bit libs but not 64 bit libs. Its primary 8351 // ABI should be 32 bit. 8352 8353 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8354 pkg.applicationInfo.secondaryCpuAbi = null; 8355 } else if (has32BitLibs && has64BitLibs) { 8356 // The application has both 64 and 32 bit bundled libraries. We check 8357 // here that the app declares multiArch support, and warn if it doesn't. 8358 // 8359 // We will be lenient here and record both ABIs. The primary will be the 8360 // ABI that's higher on the list, i.e, a device that's configured to prefer 8361 // 64 bit apps will see a 64 bit primary ABI, 8362 8363 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8364 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8365 } 8366 8367 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8368 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8369 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8370 } else { 8371 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8372 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8373 } 8374 } else { 8375 pkg.applicationInfo.primaryCpuAbi = null; 8376 pkg.applicationInfo.secondaryCpuAbi = null; 8377 } 8378 } 8379 8380 private void killApplication(String pkgName, int appId, String reason) { 8381 // Request the ActivityManager to kill the process(only for existing packages) 8382 // so that we do not end up in a confused state while the user is still using the older 8383 // version of the application while the new one gets installed. 8384 IActivityManager am = ActivityManagerNative.getDefault(); 8385 if (am != null) { 8386 try { 8387 am.killApplicationWithAppId(pkgName, appId, reason); 8388 } catch (RemoteException e) { 8389 } 8390 } 8391 } 8392 8393 void removePackageLI(PackageSetting ps, boolean chatty) { 8394 if (DEBUG_INSTALL) { 8395 if (chatty) 8396 Log.d(TAG, "Removing package " + ps.name); 8397 } 8398 8399 // writer 8400 synchronized (mPackages) { 8401 mPackages.remove(ps.name); 8402 final PackageParser.Package pkg = ps.pkg; 8403 if (pkg != null) { 8404 cleanPackageDataStructuresLILPw(pkg, chatty); 8405 } 8406 } 8407 } 8408 8409 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8410 if (DEBUG_INSTALL) { 8411 if (chatty) 8412 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8413 } 8414 8415 // writer 8416 synchronized (mPackages) { 8417 mPackages.remove(pkg.applicationInfo.packageName); 8418 cleanPackageDataStructuresLILPw(pkg, chatty); 8419 } 8420 } 8421 8422 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8423 int N = pkg.providers.size(); 8424 StringBuilder r = null; 8425 int i; 8426 for (i=0; i<N; i++) { 8427 PackageParser.Provider p = pkg.providers.get(i); 8428 mProviders.removeProvider(p); 8429 if (p.info.authority == null) { 8430 8431 /* There was another ContentProvider with this authority when 8432 * this app was installed so this authority is null, 8433 * Ignore it as we don't have to unregister the provider. 8434 */ 8435 continue; 8436 } 8437 String names[] = p.info.authority.split(";"); 8438 for (int j = 0; j < names.length; j++) { 8439 if (mProvidersByAuthority.get(names[j]) == p) { 8440 mProvidersByAuthority.remove(names[j]); 8441 if (DEBUG_REMOVE) { 8442 if (chatty) 8443 Log.d(TAG, "Unregistered content provider: " + names[j] 8444 + ", className = " + p.info.name + ", isSyncable = " 8445 + p.info.isSyncable); 8446 } 8447 } 8448 } 8449 if (DEBUG_REMOVE && chatty) { 8450 if (r == null) { 8451 r = new StringBuilder(256); 8452 } else { 8453 r.append(' '); 8454 } 8455 r.append(p.info.name); 8456 } 8457 } 8458 if (r != null) { 8459 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8460 } 8461 8462 N = pkg.services.size(); 8463 r = null; 8464 for (i=0; i<N; i++) { 8465 PackageParser.Service s = pkg.services.get(i); 8466 mServices.removeService(s); 8467 if (chatty) { 8468 if (r == null) { 8469 r = new StringBuilder(256); 8470 } else { 8471 r.append(' '); 8472 } 8473 r.append(s.info.name); 8474 } 8475 } 8476 if (r != null) { 8477 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8478 } 8479 8480 N = pkg.receivers.size(); 8481 r = null; 8482 for (i=0; i<N; i++) { 8483 PackageParser.Activity a = pkg.receivers.get(i); 8484 mReceivers.removeActivity(a, "receiver"); 8485 if (DEBUG_REMOVE && chatty) { 8486 if (r == null) { 8487 r = new StringBuilder(256); 8488 } else { 8489 r.append(' '); 8490 } 8491 r.append(a.info.name); 8492 } 8493 } 8494 if (r != null) { 8495 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8496 } 8497 8498 N = pkg.activities.size(); 8499 r = null; 8500 for (i=0; i<N; i++) { 8501 PackageParser.Activity a = pkg.activities.get(i); 8502 mActivities.removeActivity(a, "activity"); 8503 if (DEBUG_REMOVE && chatty) { 8504 if (r == null) { 8505 r = new StringBuilder(256); 8506 } else { 8507 r.append(' '); 8508 } 8509 r.append(a.info.name); 8510 } 8511 } 8512 if (r != null) { 8513 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8514 } 8515 8516 N = pkg.permissions.size(); 8517 r = null; 8518 for (i=0; i<N; i++) { 8519 PackageParser.Permission p = pkg.permissions.get(i); 8520 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8521 if (bp == null) { 8522 bp = mSettings.mPermissionTrees.get(p.info.name); 8523 } 8524 if (bp != null && bp.perm == p) { 8525 bp.perm = null; 8526 if (DEBUG_REMOVE && chatty) { 8527 if (r == null) { 8528 r = new StringBuilder(256); 8529 } else { 8530 r.append(' '); 8531 } 8532 r.append(p.info.name); 8533 } 8534 } 8535 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8536 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8537 if (appOpPkgs != null) { 8538 appOpPkgs.remove(pkg.packageName); 8539 } 8540 } 8541 } 8542 if (r != null) { 8543 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8544 } 8545 8546 N = pkg.requestedPermissions.size(); 8547 r = null; 8548 for (i=0; i<N; i++) { 8549 String perm = pkg.requestedPermissions.get(i); 8550 BasePermission bp = mSettings.mPermissions.get(perm); 8551 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8552 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8553 if (appOpPkgs != null) { 8554 appOpPkgs.remove(pkg.packageName); 8555 if (appOpPkgs.isEmpty()) { 8556 mAppOpPermissionPackages.remove(perm); 8557 } 8558 } 8559 } 8560 } 8561 if (r != null) { 8562 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8563 } 8564 8565 N = pkg.instrumentation.size(); 8566 r = null; 8567 for (i=0; i<N; i++) { 8568 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8569 mInstrumentation.remove(a.getComponentName()); 8570 if (DEBUG_REMOVE && chatty) { 8571 if (r == null) { 8572 r = new StringBuilder(256); 8573 } else { 8574 r.append(' '); 8575 } 8576 r.append(a.info.name); 8577 } 8578 } 8579 if (r != null) { 8580 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8581 } 8582 8583 r = null; 8584 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8585 // Only system apps can hold shared libraries. 8586 if (pkg.libraryNames != null) { 8587 for (i=0; i<pkg.libraryNames.size(); i++) { 8588 String name = pkg.libraryNames.get(i); 8589 SharedLibraryEntry cur = mSharedLibraries.get(name); 8590 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8591 mSharedLibraries.remove(name); 8592 if (DEBUG_REMOVE && chatty) { 8593 if (r == null) { 8594 r = new StringBuilder(256); 8595 } else { 8596 r.append(' '); 8597 } 8598 r.append(name); 8599 } 8600 } 8601 } 8602 } 8603 } 8604 if (r != null) { 8605 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8606 } 8607 } 8608 8609 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8610 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8611 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8612 return true; 8613 } 8614 } 8615 return false; 8616 } 8617 8618 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8619 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8620 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8621 8622 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8623 int flags) { 8624 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8625 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8626 } 8627 8628 private void updatePermissionsLPw(String changingPkg, 8629 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8630 // Make sure there are no dangling permission trees. 8631 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8632 while (it.hasNext()) { 8633 final BasePermission bp = it.next(); 8634 if (bp.packageSetting == null) { 8635 // We may not yet have parsed the package, so just see if 8636 // we still know about its settings. 8637 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8638 } 8639 if (bp.packageSetting == null) { 8640 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8641 + " from package " + bp.sourcePackage); 8642 it.remove(); 8643 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8644 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8645 Slog.i(TAG, "Removing old permission tree: " + bp.name 8646 + " from package " + bp.sourcePackage); 8647 flags |= UPDATE_PERMISSIONS_ALL; 8648 it.remove(); 8649 } 8650 } 8651 } 8652 8653 // Make sure all dynamic permissions have been assigned to a package, 8654 // and make sure there are no dangling permissions. 8655 it = mSettings.mPermissions.values().iterator(); 8656 while (it.hasNext()) { 8657 final BasePermission bp = it.next(); 8658 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8659 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8660 + bp.name + " pkg=" + bp.sourcePackage 8661 + " info=" + bp.pendingInfo); 8662 if (bp.packageSetting == null && bp.pendingInfo != null) { 8663 final BasePermission tree = findPermissionTreeLP(bp.name); 8664 if (tree != null && tree.perm != null) { 8665 bp.packageSetting = tree.packageSetting; 8666 bp.perm = new PackageParser.Permission(tree.perm.owner, 8667 new PermissionInfo(bp.pendingInfo)); 8668 bp.perm.info.packageName = tree.perm.info.packageName; 8669 bp.perm.info.name = bp.name; 8670 bp.uid = tree.uid; 8671 } 8672 } 8673 } 8674 if (bp.packageSetting == null) { 8675 // We may not yet have parsed the package, so just see if 8676 // we still know about its settings. 8677 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8678 } 8679 if (bp.packageSetting == null) { 8680 Slog.w(TAG, "Removing dangling permission: " + bp.name 8681 + " from package " + bp.sourcePackage); 8682 it.remove(); 8683 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8684 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8685 Slog.i(TAG, "Removing old permission: " + bp.name 8686 + " from package " + bp.sourcePackage); 8687 flags |= UPDATE_PERMISSIONS_ALL; 8688 it.remove(); 8689 } 8690 } 8691 } 8692 8693 // Now update the permissions for all packages, in particular 8694 // replace the granted permissions of the system packages. 8695 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8696 for (PackageParser.Package pkg : mPackages.values()) { 8697 if (pkg != pkgInfo) { 8698 // Only replace for packages on requested volume 8699 final String volumeUuid = getVolumeUuidForPackage(pkg); 8700 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8701 && Objects.equals(replaceVolumeUuid, volumeUuid); 8702 grantPermissionsLPw(pkg, replace, changingPkg); 8703 } 8704 } 8705 } 8706 8707 if (pkgInfo != null) { 8708 // Only replace for packages on requested volume 8709 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8710 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8711 && Objects.equals(replaceVolumeUuid, volumeUuid); 8712 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8713 } 8714 } 8715 8716 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8717 String packageOfInterest) { 8718 // IMPORTANT: There are two types of permissions: install and runtime. 8719 // Install time permissions are granted when the app is installed to 8720 // all device users and users added in the future. Runtime permissions 8721 // are granted at runtime explicitly to specific users. Normal and signature 8722 // protected permissions are install time permissions. Dangerous permissions 8723 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8724 // otherwise they are runtime permissions. This function does not manage 8725 // runtime permissions except for the case an app targeting Lollipop MR1 8726 // being upgraded to target a newer SDK, in which case dangerous permissions 8727 // are transformed from install time to runtime ones. 8728 8729 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8730 if (ps == null) { 8731 return; 8732 } 8733 8734 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8735 8736 PermissionsState permissionsState = ps.getPermissionsState(); 8737 PermissionsState origPermissions = permissionsState; 8738 8739 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8740 8741 boolean runtimePermissionsRevoked = false; 8742 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8743 8744 boolean changedInstallPermission = false; 8745 8746 if (replace) { 8747 ps.installPermissionsFixed = false; 8748 if (!ps.isSharedUser()) { 8749 origPermissions = new PermissionsState(permissionsState); 8750 permissionsState.reset(); 8751 } else { 8752 // We need to know only about runtime permission changes since the 8753 // calling code always writes the install permissions state but 8754 // the runtime ones are written only if changed. The only cases of 8755 // changed runtime permissions here are promotion of an install to 8756 // runtime and revocation of a runtime from a shared user. 8757 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8758 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8759 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8760 runtimePermissionsRevoked = true; 8761 } 8762 } 8763 } 8764 8765 permissionsState.setGlobalGids(mGlobalGids); 8766 8767 final int N = pkg.requestedPermissions.size(); 8768 for (int i=0; i<N; i++) { 8769 final String name = pkg.requestedPermissions.get(i); 8770 final BasePermission bp = mSettings.mPermissions.get(name); 8771 8772 if (DEBUG_INSTALL) { 8773 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8774 } 8775 8776 if (bp == null || bp.packageSetting == null) { 8777 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8778 Slog.w(TAG, "Unknown permission " + name 8779 + " in package " + pkg.packageName); 8780 } 8781 continue; 8782 } 8783 8784 final String perm = bp.name; 8785 boolean allowedSig = false; 8786 int grant = GRANT_DENIED; 8787 8788 // Keep track of app op permissions. 8789 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8790 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8791 if (pkgs == null) { 8792 pkgs = new ArraySet<>(); 8793 mAppOpPermissionPackages.put(bp.name, pkgs); 8794 } 8795 pkgs.add(pkg.packageName); 8796 } 8797 8798 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8799 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8800 >= Build.VERSION_CODES.M; 8801 switch (level) { 8802 case PermissionInfo.PROTECTION_NORMAL: { 8803 // For all apps normal permissions are install time ones. 8804 grant = GRANT_INSTALL; 8805 } break; 8806 8807 case PermissionInfo.PROTECTION_DANGEROUS: { 8808 // If a permission review is required for legacy apps we represent 8809 // their permissions as always granted runtime ones since we need 8810 // to keep the review required permission flag per user while an 8811 // install permission's state is shared across all users. 8812 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8813 // For legacy apps dangerous permissions are install time ones. 8814 grant = GRANT_INSTALL; 8815 } else if (origPermissions.hasInstallPermission(bp.name)) { 8816 // For legacy apps that became modern, install becomes runtime. 8817 grant = GRANT_UPGRADE; 8818 } else if (mPromoteSystemApps 8819 && isSystemApp(ps) 8820 && mExistingSystemPackages.contains(ps.name)) { 8821 // For legacy system apps, install becomes runtime. 8822 // We cannot check hasInstallPermission() for system apps since those 8823 // permissions were granted implicitly and not persisted pre-M. 8824 grant = GRANT_UPGRADE; 8825 } else { 8826 // For modern apps keep runtime permissions unchanged. 8827 grant = GRANT_RUNTIME; 8828 } 8829 } break; 8830 8831 case PermissionInfo.PROTECTION_SIGNATURE: { 8832 // For all apps signature permissions are install time ones. 8833 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8834 if (allowedSig) { 8835 grant = GRANT_INSTALL; 8836 } 8837 } break; 8838 } 8839 8840 if (DEBUG_INSTALL) { 8841 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8842 } 8843 8844 if (grant != GRANT_DENIED) { 8845 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8846 // If this is an existing, non-system package, then 8847 // we can't add any new permissions to it. 8848 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8849 // Except... if this is a permission that was added 8850 // to the platform (note: need to only do this when 8851 // updating the platform). 8852 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8853 grant = GRANT_DENIED; 8854 } 8855 } 8856 } 8857 8858 switch (grant) { 8859 case GRANT_INSTALL: { 8860 // Revoke this as runtime permission to handle the case of 8861 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8862 for (int userId : UserManagerService.getInstance().getUserIds()) { 8863 if (origPermissions.getRuntimePermissionState( 8864 bp.name, userId) != null) { 8865 // Revoke the runtime permission and clear the flags. 8866 origPermissions.revokeRuntimePermission(bp, userId); 8867 origPermissions.updatePermissionFlags(bp, userId, 8868 PackageManager.MASK_PERMISSION_FLAGS, 0); 8869 // If we revoked a permission permission, we have to write. 8870 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8871 changedRuntimePermissionUserIds, userId); 8872 } 8873 } 8874 // Grant an install permission. 8875 if (permissionsState.grantInstallPermission(bp) != 8876 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8877 changedInstallPermission = true; 8878 } 8879 } break; 8880 8881 case GRANT_RUNTIME: { 8882 // Grant previously granted runtime permissions. 8883 for (int userId : UserManagerService.getInstance().getUserIds()) { 8884 PermissionState permissionState = origPermissions 8885 .getRuntimePermissionState(bp.name, userId); 8886 int flags = permissionState != null 8887 ? permissionState.getFlags() : 0; 8888 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8889 if (permissionsState.grantRuntimePermission(bp, userId) == 8890 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8891 // If we cannot put the permission as it was, we have to write. 8892 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8893 changedRuntimePermissionUserIds, userId); 8894 } 8895 // If the app supports runtime permissions no need for a review. 8896 if (Build.PERMISSIONS_REVIEW_REQUIRED 8897 && appSupportsRuntimePermissions 8898 && (flags & PackageManager 8899 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8900 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8901 // Since we changed the flags, we have to write. 8902 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8903 changedRuntimePermissionUserIds, userId); 8904 } 8905 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8906 && !appSupportsRuntimePermissions) { 8907 // For legacy apps that need a permission review, every new 8908 // runtime permission is granted but it is pending a review. 8909 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8910 permissionsState.grantRuntimePermission(bp, userId); 8911 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8912 // We changed the permission and flags, hence have to write. 8913 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8914 changedRuntimePermissionUserIds, userId); 8915 } 8916 } 8917 // Propagate the permission flags. 8918 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8919 } 8920 } break; 8921 8922 case GRANT_UPGRADE: { 8923 // Grant runtime permissions for a previously held install permission. 8924 PermissionState permissionState = origPermissions 8925 .getInstallPermissionState(bp.name); 8926 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8927 8928 if (origPermissions.revokeInstallPermission(bp) 8929 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8930 // We will be transferring the permission flags, so clear them. 8931 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8932 PackageManager.MASK_PERMISSION_FLAGS, 0); 8933 changedInstallPermission = true; 8934 } 8935 8936 // If the permission is not to be promoted to runtime we ignore it and 8937 // also its other flags as they are not applicable to install permissions. 8938 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8939 for (int userId : currentUserIds) { 8940 if (permissionsState.grantRuntimePermission(bp, userId) != 8941 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8942 // Transfer the permission flags. 8943 permissionsState.updatePermissionFlags(bp, userId, 8944 flags, flags); 8945 // If we granted the permission, we have to write. 8946 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8947 changedRuntimePermissionUserIds, userId); 8948 } 8949 } 8950 } 8951 } break; 8952 8953 default: { 8954 if (packageOfInterest == null 8955 || packageOfInterest.equals(pkg.packageName)) { 8956 Slog.w(TAG, "Not granting permission " + perm 8957 + " to package " + pkg.packageName 8958 + " because it was previously installed without"); 8959 } 8960 } break; 8961 } 8962 } else { 8963 if (permissionsState.revokeInstallPermission(bp) != 8964 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8965 // Also drop the permission flags. 8966 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8967 PackageManager.MASK_PERMISSION_FLAGS, 0); 8968 changedInstallPermission = true; 8969 Slog.i(TAG, "Un-granting permission " + perm 8970 + " from package " + pkg.packageName 8971 + " (protectionLevel=" + bp.protectionLevel 8972 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8973 + ")"); 8974 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8975 // Don't print warning for app op permissions, since it is fine for them 8976 // not to be granted, there is a UI for the user to decide. 8977 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8978 Slog.w(TAG, "Not granting permission " + perm 8979 + " to package " + pkg.packageName 8980 + " (protectionLevel=" + bp.protectionLevel 8981 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8982 + ")"); 8983 } 8984 } 8985 } 8986 } 8987 8988 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8989 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8990 // This is the first that we have heard about this package, so the 8991 // permissions we have now selected are fixed until explicitly 8992 // changed. 8993 ps.installPermissionsFixed = true; 8994 } 8995 8996 // Persist the runtime permissions state for users with changes. If permissions 8997 // were revoked because no app in the shared user declares them we have to 8998 // write synchronously to avoid losing runtime permissions state. 8999 for (int userId : changedRuntimePermissionUserIds) { 9000 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9001 } 9002 9003 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9004 } 9005 9006 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9007 boolean allowed = false; 9008 final int NP = PackageParser.NEW_PERMISSIONS.length; 9009 for (int ip=0; ip<NP; ip++) { 9010 final PackageParser.NewPermissionInfo npi 9011 = PackageParser.NEW_PERMISSIONS[ip]; 9012 if (npi.name.equals(perm) 9013 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9014 allowed = true; 9015 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9016 + pkg.packageName); 9017 break; 9018 } 9019 } 9020 return allowed; 9021 } 9022 9023 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9024 BasePermission bp, PermissionsState origPermissions) { 9025 boolean allowed; 9026 allowed = (compareSignatures( 9027 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9028 == PackageManager.SIGNATURE_MATCH) 9029 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9030 == PackageManager.SIGNATURE_MATCH); 9031 if (!allowed && (bp.protectionLevel 9032 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9033 if (isSystemApp(pkg)) { 9034 // For updated system applications, a system permission 9035 // is granted only if it had been defined by the original application. 9036 if (pkg.isUpdatedSystemApp()) { 9037 final PackageSetting sysPs = mSettings 9038 .getDisabledSystemPkgLPr(pkg.packageName); 9039 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9040 // If the original was granted this permission, we take 9041 // that grant decision as read and propagate it to the 9042 // update. 9043 if (sysPs.isPrivileged()) { 9044 allowed = true; 9045 } 9046 } else { 9047 // The system apk may have been updated with an older 9048 // version of the one on the data partition, but which 9049 // granted a new system permission that it didn't have 9050 // before. In this case we do want to allow the app to 9051 // now get the new permission if the ancestral apk is 9052 // privileged to get it. 9053 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9054 for (int j=0; 9055 j<sysPs.pkg.requestedPermissions.size(); j++) { 9056 if (perm.equals( 9057 sysPs.pkg.requestedPermissions.get(j))) { 9058 allowed = true; 9059 break; 9060 } 9061 } 9062 } 9063 } 9064 } else { 9065 allowed = isPrivilegedApp(pkg); 9066 } 9067 } 9068 } 9069 if (!allowed) { 9070 if (!allowed && (bp.protectionLevel 9071 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9072 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9073 // If this was a previously normal/dangerous permission that got moved 9074 // to a system permission as part of the runtime permission redesign, then 9075 // we still want to blindly grant it to old apps. 9076 allowed = true; 9077 } 9078 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9079 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9080 // If this permission is to be granted to the system installer and 9081 // this app is an installer, then it gets the permission. 9082 allowed = true; 9083 } 9084 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9085 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9086 // If this permission is to be granted to the system verifier and 9087 // this app is a verifier, then it gets the permission. 9088 allowed = true; 9089 } 9090 if (!allowed && (bp.protectionLevel 9091 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9092 && isSystemApp(pkg)) { 9093 // Any pre-installed system app is allowed to get this permission. 9094 allowed = true; 9095 } 9096 if (!allowed && (bp.protectionLevel 9097 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9098 // For development permissions, a development permission 9099 // is granted only if it was already granted. 9100 allowed = origPermissions.hasInstallPermission(perm); 9101 } 9102 } 9103 return allowed; 9104 } 9105 9106 final class ActivityIntentResolver 9107 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9108 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9109 boolean defaultOnly, int userId) { 9110 if (!sUserManager.exists(userId)) return null; 9111 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9112 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9113 } 9114 9115 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9116 int userId) { 9117 if (!sUserManager.exists(userId)) return null; 9118 mFlags = flags; 9119 return super.queryIntent(intent, resolvedType, 9120 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9121 } 9122 9123 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9124 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9125 if (!sUserManager.exists(userId)) return null; 9126 if (packageActivities == null) { 9127 return null; 9128 } 9129 mFlags = flags; 9130 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9131 final int N = packageActivities.size(); 9132 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9133 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9134 9135 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9136 for (int i = 0; i < N; ++i) { 9137 intentFilters = packageActivities.get(i).intents; 9138 if (intentFilters != null && intentFilters.size() > 0) { 9139 PackageParser.ActivityIntentInfo[] array = 9140 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9141 intentFilters.toArray(array); 9142 listCut.add(array); 9143 } 9144 } 9145 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9146 } 9147 9148 public final void addActivity(PackageParser.Activity a, String type) { 9149 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9150 mActivities.put(a.getComponentName(), a); 9151 if (DEBUG_SHOW_INFO) 9152 Log.v( 9153 TAG, " " + type + " " + 9154 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9155 if (DEBUG_SHOW_INFO) 9156 Log.v(TAG, " Class=" + a.info.name); 9157 final int NI = a.intents.size(); 9158 for (int j=0; j<NI; j++) { 9159 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9160 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9161 intent.setPriority(0); 9162 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9163 + a.className + " with priority > 0, forcing to 0"); 9164 } 9165 if (DEBUG_SHOW_INFO) { 9166 Log.v(TAG, " IntentFilter:"); 9167 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9168 } 9169 if (!intent.debugCheck()) { 9170 Log.w(TAG, "==> For Activity " + a.info.name); 9171 } 9172 addFilter(intent); 9173 } 9174 } 9175 9176 public final void removeActivity(PackageParser.Activity a, String type) { 9177 mActivities.remove(a.getComponentName()); 9178 if (DEBUG_SHOW_INFO) { 9179 Log.v(TAG, " " + type + " " 9180 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9181 : a.info.name) + ":"); 9182 Log.v(TAG, " Class=" + a.info.name); 9183 } 9184 final int NI = a.intents.size(); 9185 for (int j=0; j<NI; j++) { 9186 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9187 if (DEBUG_SHOW_INFO) { 9188 Log.v(TAG, " IntentFilter:"); 9189 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9190 } 9191 removeFilter(intent); 9192 } 9193 } 9194 9195 @Override 9196 protected boolean allowFilterResult( 9197 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9198 ActivityInfo filterAi = filter.activity.info; 9199 for (int i=dest.size()-1; i>=0; i--) { 9200 ActivityInfo destAi = dest.get(i).activityInfo; 9201 if (destAi.name == filterAi.name 9202 && destAi.packageName == filterAi.packageName) { 9203 return false; 9204 } 9205 } 9206 return true; 9207 } 9208 9209 @Override 9210 protected ActivityIntentInfo[] newArray(int size) { 9211 return new ActivityIntentInfo[size]; 9212 } 9213 9214 @Override 9215 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9216 if (!sUserManager.exists(userId)) return true; 9217 PackageParser.Package p = filter.activity.owner; 9218 if (p != null) { 9219 PackageSetting ps = (PackageSetting)p.mExtras; 9220 if (ps != null) { 9221 // System apps are never considered stopped for purposes of 9222 // filtering, because there may be no way for the user to 9223 // actually re-launch them. 9224 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9225 && ps.getStopped(userId); 9226 } 9227 } 9228 return false; 9229 } 9230 9231 @Override 9232 protected boolean isPackageForFilter(String packageName, 9233 PackageParser.ActivityIntentInfo info) { 9234 return packageName.equals(info.activity.owner.packageName); 9235 } 9236 9237 @Override 9238 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9239 int match, int userId) { 9240 if (!sUserManager.exists(userId)) return null; 9241 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9242 return null; 9243 } 9244 final PackageParser.Activity activity = info.activity; 9245 if (mSafeMode && (activity.info.applicationInfo.flags 9246 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9247 return null; 9248 } 9249 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9250 if (ps == null) { 9251 return null; 9252 } 9253 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9254 ps.readUserState(userId), userId); 9255 if (ai == null) { 9256 return null; 9257 } 9258 final ResolveInfo res = new ResolveInfo(); 9259 res.activityInfo = ai; 9260 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9261 res.filter = info; 9262 } 9263 if (info != null) { 9264 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9265 } 9266 res.priority = info.getPriority(); 9267 res.preferredOrder = activity.owner.mPreferredOrder; 9268 //System.out.println("Result: " + res.activityInfo.className + 9269 // " = " + res.priority); 9270 res.match = match; 9271 res.isDefault = info.hasDefault; 9272 res.labelRes = info.labelRes; 9273 res.nonLocalizedLabel = info.nonLocalizedLabel; 9274 if (userNeedsBadging(userId)) { 9275 res.noResourceId = true; 9276 } else { 9277 res.icon = info.icon; 9278 } 9279 res.iconResourceId = info.icon; 9280 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9281 return res; 9282 } 9283 9284 @Override 9285 protected void sortResults(List<ResolveInfo> results) { 9286 Collections.sort(results, mResolvePrioritySorter); 9287 } 9288 9289 @Override 9290 protected void dumpFilter(PrintWriter out, String prefix, 9291 PackageParser.ActivityIntentInfo filter) { 9292 out.print(prefix); out.print( 9293 Integer.toHexString(System.identityHashCode(filter.activity))); 9294 out.print(' '); 9295 filter.activity.printComponentShortName(out); 9296 out.print(" filter "); 9297 out.println(Integer.toHexString(System.identityHashCode(filter))); 9298 } 9299 9300 @Override 9301 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9302 return filter.activity; 9303 } 9304 9305 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9306 PackageParser.Activity activity = (PackageParser.Activity)label; 9307 out.print(prefix); out.print( 9308 Integer.toHexString(System.identityHashCode(activity))); 9309 out.print(' '); 9310 activity.printComponentShortName(out); 9311 if (count > 1) { 9312 out.print(" ("); out.print(count); out.print(" filters)"); 9313 } 9314 out.println(); 9315 } 9316 9317// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9318// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9319// final List<ResolveInfo> retList = Lists.newArrayList(); 9320// while (i.hasNext()) { 9321// final ResolveInfo resolveInfo = i.next(); 9322// if (isEnabledLP(resolveInfo.activityInfo)) { 9323// retList.add(resolveInfo); 9324// } 9325// } 9326// return retList; 9327// } 9328 9329 // Keys are String (activity class name), values are Activity. 9330 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9331 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9332 private int mFlags; 9333 } 9334 9335 private final class ServiceIntentResolver 9336 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9337 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9338 boolean defaultOnly, int userId) { 9339 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9340 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9341 } 9342 9343 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9344 int userId) { 9345 if (!sUserManager.exists(userId)) return null; 9346 mFlags = flags; 9347 return super.queryIntent(intent, resolvedType, 9348 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9349 } 9350 9351 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9352 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9353 if (!sUserManager.exists(userId)) return null; 9354 if (packageServices == null) { 9355 return null; 9356 } 9357 mFlags = flags; 9358 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9359 final int N = packageServices.size(); 9360 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9361 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9362 9363 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9364 for (int i = 0; i < N; ++i) { 9365 intentFilters = packageServices.get(i).intents; 9366 if (intentFilters != null && intentFilters.size() > 0) { 9367 PackageParser.ServiceIntentInfo[] array = 9368 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9369 intentFilters.toArray(array); 9370 listCut.add(array); 9371 } 9372 } 9373 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9374 } 9375 9376 public final void addService(PackageParser.Service s) { 9377 mServices.put(s.getComponentName(), s); 9378 if (DEBUG_SHOW_INFO) { 9379 Log.v(TAG, " " 9380 + (s.info.nonLocalizedLabel != null 9381 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9382 Log.v(TAG, " Class=" + s.info.name); 9383 } 9384 final int NI = s.intents.size(); 9385 int j; 9386 for (j=0; j<NI; j++) { 9387 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9388 if (DEBUG_SHOW_INFO) { 9389 Log.v(TAG, " IntentFilter:"); 9390 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9391 } 9392 if (!intent.debugCheck()) { 9393 Log.w(TAG, "==> For Service " + s.info.name); 9394 } 9395 addFilter(intent); 9396 } 9397 } 9398 9399 public final void removeService(PackageParser.Service s) { 9400 mServices.remove(s.getComponentName()); 9401 if (DEBUG_SHOW_INFO) { 9402 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9403 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9404 Log.v(TAG, " Class=" + s.info.name); 9405 } 9406 final int NI = s.intents.size(); 9407 int j; 9408 for (j=0; j<NI; j++) { 9409 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9410 if (DEBUG_SHOW_INFO) { 9411 Log.v(TAG, " IntentFilter:"); 9412 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9413 } 9414 removeFilter(intent); 9415 } 9416 } 9417 9418 @Override 9419 protected boolean allowFilterResult( 9420 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9421 ServiceInfo filterSi = filter.service.info; 9422 for (int i=dest.size()-1; i>=0; i--) { 9423 ServiceInfo destAi = dest.get(i).serviceInfo; 9424 if (destAi.name == filterSi.name 9425 && destAi.packageName == filterSi.packageName) { 9426 return false; 9427 } 9428 } 9429 return true; 9430 } 9431 9432 @Override 9433 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9434 return new PackageParser.ServiceIntentInfo[size]; 9435 } 9436 9437 @Override 9438 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9439 if (!sUserManager.exists(userId)) return true; 9440 PackageParser.Package p = filter.service.owner; 9441 if (p != null) { 9442 PackageSetting ps = (PackageSetting)p.mExtras; 9443 if (ps != null) { 9444 // System apps are never considered stopped for purposes of 9445 // filtering, because there may be no way for the user to 9446 // actually re-launch them. 9447 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9448 && ps.getStopped(userId); 9449 } 9450 } 9451 return false; 9452 } 9453 9454 @Override 9455 protected boolean isPackageForFilter(String packageName, 9456 PackageParser.ServiceIntentInfo info) { 9457 return packageName.equals(info.service.owner.packageName); 9458 } 9459 9460 @Override 9461 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9462 int match, int userId) { 9463 if (!sUserManager.exists(userId)) return null; 9464 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9465 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9466 return null; 9467 } 9468 final PackageParser.Service service = info.service; 9469 if (mSafeMode && (service.info.applicationInfo.flags 9470 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9471 return null; 9472 } 9473 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9474 if (ps == null) { 9475 return null; 9476 } 9477 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9478 ps.readUserState(userId), userId); 9479 if (si == null) { 9480 return null; 9481 } 9482 final ResolveInfo res = new ResolveInfo(); 9483 res.serviceInfo = si; 9484 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9485 res.filter = filter; 9486 } 9487 res.priority = info.getPriority(); 9488 res.preferredOrder = service.owner.mPreferredOrder; 9489 res.match = match; 9490 res.isDefault = info.hasDefault; 9491 res.labelRes = info.labelRes; 9492 res.nonLocalizedLabel = info.nonLocalizedLabel; 9493 res.icon = info.icon; 9494 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9495 return res; 9496 } 9497 9498 @Override 9499 protected void sortResults(List<ResolveInfo> results) { 9500 Collections.sort(results, mResolvePrioritySorter); 9501 } 9502 9503 @Override 9504 protected void dumpFilter(PrintWriter out, String prefix, 9505 PackageParser.ServiceIntentInfo filter) { 9506 out.print(prefix); out.print( 9507 Integer.toHexString(System.identityHashCode(filter.service))); 9508 out.print(' '); 9509 filter.service.printComponentShortName(out); 9510 out.print(" filter "); 9511 out.println(Integer.toHexString(System.identityHashCode(filter))); 9512 } 9513 9514 @Override 9515 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9516 return filter.service; 9517 } 9518 9519 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9520 PackageParser.Service service = (PackageParser.Service)label; 9521 out.print(prefix); out.print( 9522 Integer.toHexString(System.identityHashCode(service))); 9523 out.print(' '); 9524 service.printComponentShortName(out); 9525 if (count > 1) { 9526 out.print(" ("); out.print(count); out.print(" filters)"); 9527 } 9528 out.println(); 9529 } 9530 9531// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9532// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9533// final List<ResolveInfo> retList = Lists.newArrayList(); 9534// while (i.hasNext()) { 9535// final ResolveInfo resolveInfo = (ResolveInfo) i; 9536// if (isEnabledLP(resolveInfo.serviceInfo)) { 9537// retList.add(resolveInfo); 9538// } 9539// } 9540// return retList; 9541// } 9542 9543 // Keys are String (activity class name), values are Activity. 9544 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9545 = new ArrayMap<ComponentName, PackageParser.Service>(); 9546 private int mFlags; 9547 }; 9548 9549 private final class ProviderIntentResolver 9550 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9551 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9552 boolean defaultOnly, int userId) { 9553 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9554 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9555 } 9556 9557 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9558 int userId) { 9559 if (!sUserManager.exists(userId)) 9560 return null; 9561 mFlags = flags; 9562 return super.queryIntent(intent, resolvedType, 9563 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9564 } 9565 9566 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9567 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9568 if (!sUserManager.exists(userId)) 9569 return null; 9570 if (packageProviders == null) { 9571 return null; 9572 } 9573 mFlags = flags; 9574 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9575 final int N = packageProviders.size(); 9576 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9577 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9578 9579 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9580 for (int i = 0; i < N; ++i) { 9581 intentFilters = packageProviders.get(i).intents; 9582 if (intentFilters != null && intentFilters.size() > 0) { 9583 PackageParser.ProviderIntentInfo[] array = 9584 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9585 intentFilters.toArray(array); 9586 listCut.add(array); 9587 } 9588 } 9589 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9590 } 9591 9592 public final void addProvider(PackageParser.Provider p) { 9593 if (mProviders.containsKey(p.getComponentName())) { 9594 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9595 return; 9596 } 9597 9598 mProviders.put(p.getComponentName(), p); 9599 if (DEBUG_SHOW_INFO) { 9600 Log.v(TAG, " " 9601 + (p.info.nonLocalizedLabel != null 9602 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9603 Log.v(TAG, " Class=" + p.info.name); 9604 } 9605 final int NI = p.intents.size(); 9606 int j; 9607 for (j = 0; j < NI; j++) { 9608 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9609 if (DEBUG_SHOW_INFO) { 9610 Log.v(TAG, " IntentFilter:"); 9611 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9612 } 9613 if (!intent.debugCheck()) { 9614 Log.w(TAG, "==> For Provider " + p.info.name); 9615 } 9616 addFilter(intent); 9617 } 9618 } 9619 9620 public final void removeProvider(PackageParser.Provider p) { 9621 mProviders.remove(p.getComponentName()); 9622 if (DEBUG_SHOW_INFO) { 9623 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9624 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9625 Log.v(TAG, " Class=" + p.info.name); 9626 } 9627 final int NI = p.intents.size(); 9628 int j; 9629 for (j = 0; j < NI; j++) { 9630 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9631 if (DEBUG_SHOW_INFO) { 9632 Log.v(TAG, " IntentFilter:"); 9633 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9634 } 9635 removeFilter(intent); 9636 } 9637 } 9638 9639 @Override 9640 protected boolean allowFilterResult( 9641 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9642 ProviderInfo filterPi = filter.provider.info; 9643 for (int i = dest.size() - 1; i >= 0; i--) { 9644 ProviderInfo destPi = dest.get(i).providerInfo; 9645 if (destPi.name == filterPi.name 9646 && destPi.packageName == filterPi.packageName) { 9647 return false; 9648 } 9649 } 9650 return true; 9651 } 9652 9653 @Override 9654 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9655 return new PackageParser.ProviderIntentInfo[size]; 9656 } 9657 9658 @Override 9659 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9660 if (!sUserManager.exists(userId)) 9661 return true; 9662 PackageParser.Package p = filter.provider.owner; 9663 if (p != null) { 9664 PackageSetting ps = (PackageSetting) p.mExtras; 9665 if (ps != null) { 9666 // System apps are never considered stopped for purposes of 9667 // filtering, because there may be no way for the user to 9668 // actually re-launch them. 9669 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9670 && ps.getStopped(userId); 9671 } 9672 } 9673 return false; 9674 } 9675 9676 @Override 9677 protected boolean isPackageForFilter(String packageName, 9678 PackageParser.ProviderIntentInfo info) { 9679 return packageName.equals(info.provider.owner.packageName); 9680 } 9681 9682 @Override 9683 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9684 int match, int userId) { 9685 if (!sUserManager.exists(userId)) 9686 return null; 9687 final PackageParser.ProviderIntentInfo info = filter; 9688 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 9689 return null; 9690 } 9691 final PackageParser.Provider provider = info.provider; 9692 if (mSafeMode && (provider.info.applicationInfo.flags 9693 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9694 return null; 9695 } 9696 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9697 if (ps == null) { 9698 return null; 9699 } 9700 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9701 ps.readUserState(userId), userId); 9702 if (pi == null) { 9703 return null; 9704 } 9705 final ResolveInfo res = new ResolveInfo(); 9706 res.providerInfo = pi; 9707 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9708 res.filter = filter; 9709 } 9710 res.priority = info.getPriority(); 9711 res.preferredOrder = provider.owner.mPreferredOrder; 9712 res.match = match; 9713 res.isDefault = info.hasDefault; 9714 res.labelRes = info.labelRes; 9715 res.nonLocalizedLabel = info.nonLocalizedLabel; 9716 res.icon = info.icon; 9717 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9718 return res; 9719 } 9720 9721 @Override 9722 protected void sortResults(List<ResolveInfo> results) { 9723 Collections.sort(results, mResolvePrioritySorter); 9724 } 9725 9726 @Override 9727 protected void dumpFilter(PrintWriter out, String prefix, 9728 PackageParser.ProviderIntentInfo filter) { 9729 out.print(prefix); 9730 out.print( 9731 Integer.toHexString(System.identityHashCode(filter.provider))); 9732 out.print(' '); 9733 filter.provider.printComponentShortName(out); 9734 out.print(" filter "); 9735 out.println(Integer.toHexString(System.identityHashCode(filter))); 9736 } 9737 9738 @Override 9739 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9740 return filter.provider; 9741 } 9742 9743 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9744 PackageParser.Provider provider = (PackageParser.Provider)label; 9745 out.print(prefix); out.print( 9746 Integer.toHexString(System.identityHashCode(provider))); 9747 out.print(' '); 9748 provider.printComponentShortName(out); 9749 if (count > 1) { 9750 out.print(" ("); out.print(count); out.print(" filters)"); 9751 } 9752 out.println(); 9753 } 9754 9755 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9756 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9757 private int mFlags; 9758 } 9759 9760 private static final class EphemeralIntentResolver 9761 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 9762 @Override 9763 protected EphemeralResolveIntentInfo[] newArray(int size) { 9764 return new EphemeralResolveIntentInfo[size]; 9765 } 9766 9767 @Override 9768 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 9769 return true; 9770 } 9771 9772 @Override 9773 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 9774 int userId) { 9775 if (!sUserManager.exists(userId)) { 9776 return null; 9777 } 9778 return info.getEphemeralResolveInfo(); 9779 } 9780 } 9781 9782 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9783 new Comparator<ResolveInfo>() { 9784 public int compare(ResolveInfo r1, ResolveInfo r2) { 9785 int v1 = r1.priority; 9786 int v2 = r2.priority; 9787 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9788 if (v1 != v2) { 9789 return (v1 > v2) ? -1 : 1; 9790 } 9791 v1 = r1.preferredOrder; 9792 v2 = r2.preferredOrder; 9793 if (v1 != v2) { 9794 return (v1 > v2) ? -1 : 1; 9795 } 9796 if (r1.isDefault != r2.isDefault) { 9797 return r1.isDefault ? -1 : 1; 9798 } 9799 v1 = r1.match; 9800 v2 = r2.match; 9801 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9802 if (v1 != v2) { 9803 return (v1 > v2) ? -1 : 1; 9804 } 9805 if (r1.system != r2.system) { 9806 return r1.system ? -1 : 1; 9807 } 9808 if (r1.activityInfo != null) { 9809 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9810 } 9811 if (r1.serviceInfo != null) { 9812 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9813 } 9814 if (r1.providerInfo != null) { 9815 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9816 } 9817 return 0; 9818 } 9819 }; 9820 9821 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9822 new Comparator<ProviderInfo>() { 9823 public int compare(ProviderInfo p1, ProviderInfo p2) { 9824 final int v1 = p1.initOrder; 9825 final int v2 = p2.initOrder; 9826 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9827 } 9828 }; 9829 9830 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9831 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9832 final int[] userIds) { 9833 mHandler.post(new Runnable() { 9834 @Override 9835 public void run() { 9836 try { 9837 final IActivityManager am = ActivityManagerNative.getDefault(); 9838 if (am == null) return; 9839 final int[] resolvedUserIds; 9840 if (userIds == null) { 9841 resolvedUserIds = am.getRunningUserIds(); 9842 } else { 9843 resolvedUserIds = userIds; 9844 } 9845 for (int id : resolvedUserIds) { 9846 final Intent intent = new Intent(action, 9847 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9848 if (extras != null) { 9849 intent.putExtras(extras); 9850 } 9851 if (targetPkg != null) { 9852 intent.setPackage(targetPkg); 9853 } 9854 // Modify the UID when posting to other users 9855 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9856 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9857 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9858 intent.putExtra(Intent.EXTRA_UID, uid); 9859 } 9860 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9861 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9862 if (DEBUG_BROADCASTS) { 9863 RuntimeException here = new RuntimeException("here"); 9864 here.fillInStackTrace(); 9865 Slog.d(TAG, "Sending to user " + id + ": " 9866 + intent.toShortString(false, true, false, false) 9867 + " " + intent.getExtras(), here); 9868 } 9869 am.broadcastIntent(null, intent, null, finishedReceiver, 9870 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9871 null, finishedReceiver != null, false, id); 9872 } 9873 } catch (RemoteException ex) { 9874 } 9875 } 9876 }); 9877 } 9878 9879 /** 9880 * Check if the external storage media is available. This is true if there 9881 * is a mounted external storage medium or if the external storage is 9882 * emulated. 9883 */ 9884 private boolean isExternalMediaAvailable() { 9885 return mMediaMounted || Environment.isExternalStorageEmulated(); 9886 } 9887 9888 @Override 9889 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9890 // writer 9891 synchronized (mPackages) { 9892 if (!isExternalMediaAvailable()) { 9893 // If the external storage is no longer mounted at this point, 9894 // the caller may not have been able to delete all of this 9895 // packages files and can not delete any more. Bail. 9896 return null; 9897 } 9898 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9899 if (lastPackage != null) { 9900 pkgs.remove(lastPackage); 9901 } 9902 if (pkgs.size() > 0) { 9903 return pkgs.get(0); 9904 } 9905 } 9906 return null; 9907 } 9908 9909 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9910 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9911 userId, andCode ? 1 : 0, packageName); 9912 if (mSystemReady) { 9913 msg.sendToTarget(); 9914 } else { 9915 if (mPostSystemReadyMessages == null) { 9916 mPostSystemReadyMessages = new ArrayList<>(); 9917 } 9918 mPostSystemReadyMessages.add(msg); 9919 } 9920 } 9921 9922 void startCleaningPackages() { 9923 // reader 9924 synchronized (mPackages) { 9925 if (!isExternalMediaAvailable()) { 9926 return; 9927 } 9928 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9929 return; 9930 } 9931 } 9932 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9933 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9934 IActivityManager am = ActivityManagerNative.getDefault(); 9935 if (am != null) { 9936 try { 9937 am.startService(null, intent, null, mContext.getOpPackageName(), 9938 UserHandle.USER_SYSTEM); 9939 } catch (RemoteException e) { 9940 } 9941 } 9942 } 9943 9944 @Override 9945 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9946 int installFlags, String installerPackageName, VerificationParams verificationParams, 9947 String packageAbiOverride) { 9948 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9949 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9950 } 9951 9952 @Override 9953 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9954 int installFlags, String installerPackageName, VerificationParams verificationParams, 9955 String packageAbiOverride, int userId) { 9956 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9957 9958 final int callingUid = Binder.getCallingUid(); 9959 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9960 9961 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9962 try { 9963 if (observer != null) { 9964 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9965 } 9966 } catch (RemoteException re) { 9967 } 9968 return; 9969 } 9970 9971 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9972 installFlags |= PackageManager.INSTALL_FROM_ADB; 9973 9974 } else { 9975 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9976 // about installerPackageName. 9977 9978 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9979 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9980 } 9981 9982 UserHandle user; 9983 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9984 user = UserHandle.ALL; 9985 } else { 9986 user = new UserHandle(userId); 9987 } 9988 9989 // Only system components can circumvent runtime permissions when installing. 9990 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9991 && mContext.checkCallingOrSelfPermission(Manifest.permission 9992 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9993 throw new SecurityException("You need the " 9994 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9995 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9996 } 9997 9998 verificationParams.setInstallerUid(callingUid); 9999 10000 final File originFile = new File(originPath); 10001 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10002 10003 final Message msg = mHandler.obtainMessage(INIT_COPY); 10004 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10005 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10006 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10007 msg.obj = params; 10008 10009 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10010 System.identityHashCode(msg.obj)); 10011 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10012 System.identityHashCode(msg.obj)); 10013 10014 mHandler.sendMessage(msg); 10015 } 10016 10017 void installStage(String packageName, File stagedDir, String stagedCid, 10018 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10019 String installerPackageName, int installerUid, UserHandle user) { 10020 if (DEBUG_EPHEMERAL) { 10021 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10022 Slog.d(TAG, "Ephemeral install of " + packageName); 10023 } 10024 } 10025 final VerificationParams verifParams = new VerificationParams( 10026 null, sessionParams.originatingUri, sessionParams.referrerUri, 10027 sessionParams.originatingUid); 10028 verifParams.setInstallerUid(installerUid); 10029 10030 final OriginInfo origin; 10031 if (stagedDir != null) { 10032 origin = OriginInfo.fromStagedFile(stagedDir); 10033 } else { 10034 origin = OriginInfo.fromStagedContainer(stagedCid); 10035 } 10036 10037 final Message msg = mHandler.obtainMessage(INIT_COPY); 10038 final InstallParams params = new InstallParams(origin, null, observer, 10039 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10040 verifParams, user, sessionParams.abiOverride, 10041 sessionParams.grantedRuntimePermissions); 10042 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10043 msg.obj = params; 10044 10045 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10046 System.identityHashCode(msg.obj)); 10047 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10048 System.identityHashCode(msg.obj)); 10049 10050 mHandler.sendMessage(msg); 10051 } 10052 10053 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10054 Bundle extras = new Bundle(1); 10055 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10056 10057 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10058 packageName, extras, 0, null, null, new int[] {userId}); 10059 try { 10060 IActivityManager am = ActivityManagerNative.getDefault(); 10061 final boolean isSystem = 10062 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10063 if (isSystem && am.isUserRunning(userId, 0)) { 10064 // The just-installed/enabled app is bundled on the system, so presumed 10065 // to be able to run automatically without needing an explicit launch. 10066 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10067 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10068 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10069 .setPackage(packageName); 10070 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10071 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10072 } 10073 } catch (RemoteException e) { 10074 // shouldn't happen 10075 Slog.w(TAG, "Unable to bootstrap installed package", e); 10076 } 10077 } 10078 10079 @Override 10080 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10081 int userId) { 10082 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10083 PackageSetting pkgSetting; 10084 final int uid = Binder.getCallingUid(); 10085 enforceCrossUserPermission(uid, userId, true, true, 10086 "setApplicationHiddenSetting for user " + userId); 10087 10088 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10089 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10090 return false; 10091 } 10092 10093 long callingId = Binder.clearCallingIdentity(); 10094 try { 10095 boolean sendAdded = false; 10096 boolean sendRemoved = false; 10097 // writer 10098 synchronized (mPackages) { 10099 pkgSetting = mSettings.mPackages.get(packageName); 10100 if (pkgSetting == null) { 10101 return false; 10102 } 10103 if (pkgSetting.getHidden(userId) != hidden) { 10104 pkgSetting.setHidden(hidden, userId); 10105 mSettings.writePackageRestrictionsLPr(userId); 10106 if (hidden) { 10107 sendRemoved = true; 10108 } else { 10109 sendAdded = true; 10110 } 10111 } 10112 } 10113 if (sendAdded) { 10114 sendPackageAddedForUser(packageName, pkgSetting, userId); 10115 return true; 10116 } 10117 if (sendRemoved) { 10118 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10119 "hiding pkg"); 10120 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10121 return true; 10122 } 10123 } finally { 10124 Binder.restoreCallingIdentity(callingId); 10125 } 10126 return false; 10127 } 10128 10129 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10130 int userId) { 10131 final PackageRemovedInfo info = new PackageRemovedInfo(); 10132 info.removedPackage = packageName; 10133 info.removedUsers = new int[] {userId}; 10134 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10135 info.sendBroadcast(false, false, false); 10136 } 10137 10138 /** 10139 * Returns true if application is not found or there was an error. Otherwise it returns 10140 * the hidden state of the package for the given user. 10141 */ 10142 @Override 10143 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10144 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10145 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10146 false, "getApplicationHidden for user " + userId); 10147 PackageSetting pkgSetting; 10148 long callingId = Binder.clearCallingIdentity(); 10149 try { 10150 // writer 10151 synchronized (mPackages) { 10152 pkgSetting = mSettings.mPackages.get(packageName); 10153 if (pkgSetting == null) { 10154 return true; 10155 } 10156 return pkgSetting.getHidden(userId); 10157 } 10158 } finally { 10159 Binder.restoreCallingIdentity(callingId); 10160 } 10161 } 10162 10163 /** 10164 * @hide 10165 */ 10166 @Override 10167 public int installExistingPackageAsUser(String packageName, int userId) { 10168 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10169 null); 10170 PackageSetting pkgSetting; 10171 final int uid = Binder.getCallingUid(); 10172 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10173 + userId); 10174 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10175 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10176 } 10177 10178 long callingId = Binder.clearCallingIdentity(); 10179 try { 10180 boolean sendAdded = false; 10181 10182 // writer 10183 synchronized (mPackages) { 10184 pkgSetting = mSettings.mPackages.get(packageName); 10185 if (pkgSetting == null) { 10186 return PackageManager.INSTALL_FAILED_INVALID_URI; 10187 } 10188 if (!pkgSetting.getInstalled(userId)) { 10189 pkgSetting.setInstalled(true, userId); 10190 pkgSetting.setHidden(false, userId); 10191 mSettings.writePackageRestrictionsLPr(userId); 10192 sendAdded = true; 10193 } 10194 } 10195 10196 if (sendAdded) { 10197 sendPackageAddedForUser(packageName, pkgSetting, userId); 10198 } 10199 } finally { 10200 Binder.restoreCallingIdentity(callingId); 10201 } 10202 10203 return PackageManager.INSTALL_SUCCEEDED; 10204 } 10205 10206 boolean isUserRestricted(int userId, String restrictionKey) { 10207 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10208 if (restrictions.getBoolean(restrictionKey, false)) { 10209 Log.w(TAG, "User is restricted: " + restrictionKey); 10210 return true; 10211 } 10212 return false; 10213 } 10214 10215 @Override 10216 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10217 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10218 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10219 "setPackageSuspended for user " + userId); 10220 10221 long callingId = Binder.clearCallingIdentity(); 10222 try { 10223 synchronized (mPackages) { 10224 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10225 if (pkgSetting != null) { 10226 if (pkgSetting.getSuspended(userId) != suspended) { 10227 pkgSetting.setSuspended(suspended, userId); 10228 mSettings.writePackageRestrictionsLPr(userId); 10229 } 10230 10231 // TODO: 10232 // * broadcast a PACKAGE_(UN)SUSPENDED intent for launchers to pick up 10233 // * remove app from recents (kill app it if it is running) 10234 // * erase existing notifications for this app 10235 return true; 10236 } 10237 10238 return false; 10239 } 10240 } finally { 10241 Binder.restoreCallingIdentity(callingId); 10242 } 10243 } 10244 10245 @Override 10246 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10247 mContext.enforceCallingOrSelfPermission( 10248 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10249 "Only package verification agents can verify applications"); 10250 10251 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10252 final PackageVerificationResponse response = new PackageVerificationResponse( 10253 verificationCode, Binder.getCallingUid()); 10254 msg.arg1 = id; 10255 msg.obj = response; 10256 mHandler.sendMessage(msg); 10257 } 10258 10259 @Override 10260 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10261 long millisecondsToDelay) { 10262 mContext.enforceCallingOrSelfPermission( 10263 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10264 "Only package verification agents can extend verification timeouts"); 10265 10266 final PackageVerificationState state = mPendingVerification.get(id); 10267 final PackageVerificationResponse response = new PackageVerificationResponse( 10268 verificationCodeAtTimeout, Binder.getCallingUid()); 10269 10270 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10271 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10272 } 10273 if (millisecondsToDelay < 0) { 10274 millisecondsToDelay = 0; 10275 } 10276 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10277 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10278 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10279 } 10280 10281 if ((state != null) && !state.timeoutExtended()) { 10282 state.extendTimeout(); 10283 10284 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10285 msg.arg1 = id; 10286 msg.obj = response; 10287 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10288 } 10289 } 10290 10291 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10292 int verificationCode, UserHandle user) { 10293 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10294 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10295 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10296 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10297 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10298 10299 mContext.sendBroadcastAsUser(intent, user, 10300 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10301 } 10302 10303 private ComponentName matchComponentForVerifier(String packageName, 10304 List<ResolveInfo> receivers) { 10305 ActivityInfo targetReceiver = null; 10306 10307 final int NR = receivers.size(); 10308 for (int i = 0; i < NR; i++) { 10309 final ResolveInfo info = receivers.get(i); 10310 if (info.activityInfo == null) { 10311 continue; 10312 } 10313 10314 if (packageName.equals(info.activityInfo.packageName)) { 10315 targetReceiver = info.activityInfo; 10316 break; 10317 } 10318 } 10319 10320 if (targetReceiver == null) { 10321 return null; 10322 } 10323 10324 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10325 } 10326 10327 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10328 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10329 if (pkgInfo.verifiers.length == 0) { 10330 return null; 10331 } 10332 10333 final int N = pkgInfo.verifiers.length; 10334 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10335 for (int i = 0; i < N; i++) { 10336 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10337 10338 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10339 receivers); 10340 if (comp == null) { 10341 continue; 10342 } 10343 10344 final int verifierUid = getUidForVerifier(verifierInfo); 10345 if (verifierUid == -1) { 10346 continue; 10347 } 10348 10349 if (DEBUG_VERIFY) { 10350 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10351 + " with the correct signature"); 10352 } 10353 sufficientVerifiers.add(comp); 10354 verificationState.addSufficientVerifier(verifierUid); 10355 } 10356 10357 return sufficientVerifiers; 10358 } 10359 10360 private int getUidForVerifier(VerifierInfo verifierInfo) { 10361 synchronized (mPackages) { 10362 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10363 if (pkg == null) { 10364 return -1; 10365 } else if (pkg.mSignatures.length != 1) { 10366 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10367 + " has more than one signature; ignoring"); 10368 return -1; 10369 } 10370 10371 /* 10372 * If the public key of the package's signature does not match 10373 * our expected public key, then this is a different package and 10374 * we should skip. 10375 */ 10376 10377 final byte[] expectedPublicKey; 10378 try { 10379 final Signature verifierSig = pkg.mSignatures[0]; 10380 final PublicKey publicKey = verifierSig.getPublicKey(); 10381 expectedPublicKey = publicKey.getEncoded(); 10382 } catch (CertificateException e) { 10383 return -1; 10384 } 10385 10386 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10387 10388 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10389 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10390 + " does not have the expected public key; ignoring"); 10391 return -1; 10392 } 10393 10394 return pkg.applicationInfo.uid; 10395 } 10396 } 10397 10398 @Override 10399 public void finishPackageInstall(int token) { 10400 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10401 10402 if (DEBUG_INSTALL) { 10403 Slog.v(TAG, "BM finishing package install for " + token); 10404 } 10405 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10406 10407 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10408 mHandler.sendMessage(msg); 10409 } 10410 10411 /** 10412 * Get the verification agent timeout. 10413 * 10414 * @return verification timeout in milliseconds 10415 */ 10416 private long getVerificationTimeout() { 10417 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10418 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10419 DEFAULT_VERIFICATION_TIMEOUT); 10420 } 10421 10422 /** 10423 * Get the default verification agent response code. 10424 * 10425 * @return default verification response code 10426 */ 10427 private int getDefaultVerificationResponse() { 10428 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10429 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10430 DEFAULT_VERIFICATION_RESPONSE); 10431 } 10432 10433 /** 10434 * Check whether or not package verification has been enabled. 10435 * 10436 * @return true if verification should be performed 10437 */ 10438 private boolean isVerificationEnabled(int userId, int installFlags) { 10439 if (!DEFAULT_VERIFY_ENABLE) { 10440 return false; 10441 } 10442 // Ephemeral apps don't get the full verification treatment 10443 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10444 if (DEBUG_EPHEMERAL) { 10445 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10446 } 10447 return false; 10448 } 10449 10450 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10451 10452 // Check if installing from ADB 10453 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10454 // Do not run verification in a test harness environment 10455 if (ActivityManager.isRunningInTestHarness()) { 10456 return false; 10457 } 10458 if (ensureVerifyAppsEnabled) { 10459 return true; 10460 } 10461 // Check if the developer does not want package verification for ADB installs 10462 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10463 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10464 return false; 10465 } 10466 } 10467 10468 if (ensureVerifyAppsEnabled) { 10469 return true; 10470 } 10471 10472 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10473 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10474 } 10475 10476 @Override 10477 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10478 throws RemoteException { 10479 mContext.enforceCallingOrSelfPermission( 10480 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10481 "Only intentfilter verification agents can verify applications"); 10482 10483 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10484 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10485 Binder.getCallingUid(), verificationCode, failedDomains); 10486 msg.arg1 = id; 10487 msg.obj = response; 10488 mHandler.sendMessage(msg); 10489 } 10490 10491 @Override 10492 public int getIntentVerificationStatus(String packageName, int userId) { 10493 synchronized (mPackages) { 10494 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10495 } 10496 } 10497 10498 @Override 10499 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10500 mContext.enforceCallingOrSelfPermission( 10501 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10502 10503 boolean result = false; 10504 synchronized (mPackages) { 10505 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10506 } 10507 if (result) { 10508 scheduleWritePackageRestrictionsLocked(userId); 10509 } 10510 return result; 10511 } 10512 10513 @Override 10514 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10515 synchronized (mPackages) { 10516 return mSettings.getIntentFilterVerificationsLPr(packageName); 10517 } 10518 } 10519 10520 @Override 10521 public List<IntentFilter> getAllIntentFilters(String packageName) { 10522 if (TextUtils.isEmpty(packageName)) { 10523 return Collections.<IntentFilter>emptyList(); 10524 } 10525 synchronized (mPackages) { 10526 PackageParser.Package pkg = mPackages.get(packageName); 10527 if (pkg == null || pkg.activities == null) { 10528 return Collections.<IntentFilter>emptyList(); 10529 } 10530 final int count = pkg.activities.size(); 10531 ArrayList<IntentFilter> result = new ArrayList<>(); 10532 for (int n=0; n<count; n++) { 10533 PackageParser.Activity activity = pkg.activities.get(n); 10534 if (activity.intents != null && activity.intents.size() > 0) { 10535 result.addAll(activity.intents); 10536 } 10537 } 10538 return result; 10539 } 10540 } 10541 10542 @Override 10543 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10544 mContext.enforceCallingOrSelfPermission( 10545 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10546 10547 synchronized (mPackages) { 10548 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10549 if (packageName != null) { 10550 result |= updateIntentVerificationStatus(packageName, 10551 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10552 userId); 10553 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10554 packageName, userId); 10555 } 10556 return result; 10557 } 10558 } 10559 10560 @Override 10561 public String getDefaultBrowserPackageName(int userId) { 10562 synchronized (mPackages) { 10563 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10564 } 10565 } 10566 10567 /** 10568 * Get the "allow unknown sources" setting. 10569 * 10570 * @return the current "allow unknown sources" setting 10571 */ 10572 private int getUnknownSourcesSettings() { 10573 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10574 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10575 -1); 10576 } 10577 10578 @Override 10579 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10580 final int uid = Binder.getCallingUid(); 10581 // writer 10582 synchronized (mPackages) { 10583 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10584 if (targetPackageSetting == null) { 10585 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10586 } 10587 10588 PackageSetting installerPackageSetting; 10589 if (installerPackageName != null) { 10590 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10591 if (installerPackageSetting == null) { 10592 throw new IllegalArgumentException("Unknown installer package: " 10593 + installerPackageName); 10594 } 10595 } else { 10596 installerPackageSetting = null; 10597 } 10598 10599 Signature[] callerSignature; 10600 Object obj = mSettings.getUserIdLPr(uid); 10601 if (obj != null) { 10602 if (obj instanceof SharedUserSetting) { 10603 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10604 } else if (obj instanceof PackageSetting) { 10605 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10606 } else { 10607 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10608 } 10609 } else { 10610 throw new SecurityException("Unknown calling UID: " + uid); 10611 } 10612 10613 // Verify: can't set installerPackageName to a package that is 10614 // not signed with the same cert as the caller. 10615 if (installerPackageSetting != null) { 10616 if (compareSignatures(callerSignature, 10617 installerPackageSetting.signatures.mSignatures) 10618 != PackageManager.SIGNATURE_MATCH) { 10619 throw new SecurityException( 10620 "Caller does not have same cert as new installer package " 10621 + installerPackageName); 10622 } 10623 } 10624 10625 // Verify: if target already has an installer package, it must 10626 // be signed with the same cert as the caller. 10627 if (targetPackageSetting.installerPackageName != null) { 10628 PackageSetting setting = mSettings.mPackages.get( 10629 targetPackageSetting.installerPackageName); 10630 // If the currently set package isn't valid, then it's always 10631 // okay to change it. 10632 if (setting != null) { 10633 if (compareSignatures(callerSignature, 10634 setting.signatures.mSignatures) 10635 != PackageManager.SIGNATURE_MATCH) { 10636 throw new SecurityException( 10637 "Caller does not have same cert as old installer package " 10638 + targetPackageSetting.installerPackageName); 10639 } 10640 } 10641 } 10642 10643 // Okay! 10644 targetPackageSetting.installerPackageName = installerPackageName; 10645 scheduleWriteSettingsLocked(); 10646 } 10647 } 10648 10649 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10650 // Queue up an async operation since the package installation may take a little while. 10651 mHandler.post(new Runnable() { 10652 public void run() { 10653 mHandler.removeCallbacks(this); 10654 // Result object to be returned 10655 PackageInstalledInfo res = new PackageInstalledInfo(); 10656 res.returnCode = currentStatus; 10657 res.uid = -1; 10658 res.pkg = null; 10659 res.removedInfo = new PackageRemovedInfo(); 10660 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10661 args.doPreInstall(res.returnCode); 10662 synchronized (mInstallLock) { 10663 installPackageTracedLI(args, res); 10664 } 10665 args.doPostInstall(res.returnCode, res.uid); 10666 } 10667 10668 // A restore should be performed at this point if (a) the install 10669 // succeeded, (b) the operation is not an update, and (c) the new 10670 // package has not opted out of backup participation. 10671 final boolean update = res.removedInfo.removedPackage != null; 10672 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10673 boolean doRestore = !update 10674 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10675 10676 // Set up the post-install work request bookkeeping. This will be used 10677 // and cleaned up by the post-install event handling regardless of whether 10678 // there's a restore pass performed. Token values are >= 1. 10679 int token; 10680 if (mNextInstallToken < 0) mNextInstallToken = 1; 10681 token = mNextInstallToken++; 10682 10683 PostInstallData data = new PostInstallData(args, res); 10684 mRunningInstalls.put(token, data); 10685 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10686 10687 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10688 // Pass responsibility to the Backup Manager. It will perform a 10689 // restore if appropriate, then pass responsibility back to the 10690 // Package Manager to run the post-install observer callbacks 10691 // and broadcasts. 10692 IBackupManager bm = IBackupManager.Stub.asInterface( 10693 ServiceManager.getService(Context.BACKUP_SERVICE)); 10694 if (bm != null) { 10695 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10696 + " to BM for possible restore"); 10697 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10698 try { 10699 // TODO: http://b/22388012 10700 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10701 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10702 } else { 10703 doRestore = false; 10704 } 10705 } catch (RemoteException e) { 10706 // can't happen; the backup manager is local 10707 } catch (Exception e) { 10708 Slog.e(TAG, "Exception trying to enqueue restore", e); 10709 doRestore = false; 10710 } 10711 } else { 10712 Slog.e(TAG, "Backup Manager not found!"); 10713 doRestore = false; 10714 } 10715 } 10716 10717 if (!doRestore) { 10718 // No restore possible, or the Backup Manager was mysteriously not 10719 // available -- just fire the post-install work request directly. 10720 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10721 10722 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10723 10724 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10725 mHandler.sendMessage(msg); 10726 } 10727 } 10728 }); 10729 } 10730 10731 private abstract class HandlerParams { 10732 private static final int MAX_RETRIES = 4; 10733 10734 /** 10735 * Number of times startCopy() has been attempted and had a non-fatal 10736 * error. 10737 */ 10738 private int mRetries = 0; 10739 10740 /** User handle for the user requesting the information or installation. */ 10741 private final UserHandle mUser; 10742 String traceMethod; 10743 int traceCookie; 10744 10745 HandlerParams(UserHandle user) { 10746 mUser = user; 10747 } 10748 10749 UserHandle getUser() { 10750 return mUser; 10751 } 10752 10753 HandlerParams setTraceMethod(String traceMethod) { 10754 this.traceMethod = traceMethod; 10755 return this; 10756 } 10757 10758 HandlerParams setTraceCookie(int traceCookie) { 10759 this.traceCookie = traceCookie; 10760 return this; 10761 } 10762 10763 final boolean startCopy() { 10764 boolean res; 10765 try { 10766 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10767 10768 if (++mRetries > MAX_RETRIES) { 10769 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10770 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10771 handleServiceError(); 10772 return false; 10773 } else { 10774 handleStartCopy(); 10775 res = true; 10776 } 10777 } catch (RemoteException e) { 10778 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10779 mHandler.sendEmptyMessage(MCS_RECONNECT); 10780 res = false; 10781 } 10782 handleReturnCode(); 10783 return res; 10784 } 10785 10786 final void serviceError() { 10787 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10788 handleServiceError(); 10789 handleReturnCode(); 10790 } 10791 10792 abstract void handleStartCopy() throws RemoteException; 10793 abstract void handleServiceError(); 10794 abstract void handleReturnCode(); 10795 } 10796 10797 class MeasureParams extends HandlerParams { 10798 private final PackageStats mStats; 10799 private boolean mSuccess; 10800 10801 private final IPackageStatsObserver mObserver; 10802 10803 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10804 super(new UserHandle(stats.userHandle)); 10805 mObserver = observer; 10806 mStats = stats; 10807 } 10808 10809 @Override 10810 public String toString() { 10811 return "MeasureParams{" 10812 + Integer.toHexString(System.identityHashCode(this)) 10813 + " " + mStats.packageName + "}"; 10814 } 10815 10816 @Override 10817 void handleStartCopy() throws RemoteException { 10818 synchronized (mInstallLock) { 10819 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10820 } 10821 10822 if (mSuccess) { 10823 final boolean mounted; 10824 if (Environment.isExternalStorageEmulated()) { 10825 mounted = true; 10826 } else { 10827 final String status = Environment.getExternalStorageState(); 10828 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10829 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10830 } 10831 10832 if (mounted) { 10833 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10834 10835 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10836 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10837 10838 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10839 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10840 10841 // Always subtract cache size, since it's a subdirectory 10842 mStats.externalDataSize -= mStats.externalCacheSize; 10843 10844 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10845 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10846 10847 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10848 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10849 } 10850 } 10851 } 10852 10853 @Override 10854 void handleReturnCode() { 10855 if (mObserver != null) { 10856 try { 10857 mObserver.onGetStatsCompleted(mStats, mSuccess); 10858 } catch (RemoteException e) { 10859 Slog.i(TAG, "Observer no longer exists."); 10860 } 10861 } 10862 } 10863 10864 @Override 10865 void handleServiceError() { 10866 Slog.e(TAG, "Could not measure application " + mStats.packageName 10867 + " external storage"); 10868 } 10869 } 10870 10871 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10872 throws RemoteException { 10873 long result = 0; 10874 for (File path : paths) { 10875 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10876 } 10877 return result; 10878 } 10879 10880 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10881 for (File path : paths) { 10882 try { 10883 mcs.clearDirectory(path.getAbsolutePath()); 10884 } catch (RemoteException e) { 10885 } 10886 } 10887 } 10888 10889 static class OriginInfo { 10890 /** 10891 * Location where install is coming from, before it has been 10892 * copied/renamed into place. This could be a single monolithic APK 10893 * file, or a cluster directory. This location may be untrusted. 10894 */ 10895 final File file; 10896 final String cid; 10897 10898 /** 10899 * Flag indicating that {@link #file} or {@link #cid} has already been 10900 * staged, meaning downstream users don't need to defensively copy the 10901 * contents. 10902 */ 10903 final boolean staged; 10904 10905 /** 10906 * Flag indicating that {@link #file} or {@link #cid} is an already 10907 * installed app that is being moved. 10908 */ 10909 final boolean existing; 10910 10911 final String resolvedPath; 10912 final File resolvedFile; 10913 10914 static OriginInfo fromNothing() { 10915 return new OriginInfo(null, null, false, false); 10916 } 10917 10918 static OriginInfo fromUntrustedFile(File file) { 10919 return new OriginInfo(file, null, false, false); 10920 } 10921 10922 static OriginInfo fromExistingFile(File file) { 10923 return new OriginInfo(file, null, false, true); 10924 } 10925 10926 static OriginInfo fromStagedFile(File file) { 10927 return new OriginInfo(file, null, true, false); 10928 } 10929 10930 static OriginInfo fromStagedContainer(String cid) { 10931 return new OriginInfo(null, cid, true, false); 10932 } 10933 10934 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10935 this.file = file; 10936 this.cid = cid; 10937 this.staged = staged; 10938 this.existing = existing; 10939 10940 if (cid != null) { 10941 resolvedPath = PackageHelper.getSdDir(cid); 10942 resolvedFile = new File(resolvedPath); 10943 } else if (file != null) { 10944 resolvedPath = file.getAbsolutePath(); 10945 resolvedFile = file; 10946 } else { 10947 resolvedPath = null; 10948 resolvedFile = null; 10949 } 10950 } 10951 } 10952 10953 static class MoveInfo { 10954 final int moveId; 10955 final String fromUuid; 10956 final String toUuid; 10957 final String packageName; 10958 final String dataAppName; 10959 final int appId; 10960 final String seinfo; 10961 10962 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10963 String dataAppName, int appId, String seinfo) { 10964 this.moveId = moveId; 10965 this.fromUuid = fromUuid; 10966 this.toUuid = toUuid; 10967 this.packageName = packageName; 10968 this.dataAppName = dataAppName; 10969 this.appId = appId; 10970 this.seinfo = seinfo; 10971 } 10972 } 10973 10974 class InstallParams extends HandlerParams { 10975 final OriginInfo origin; 10976 final MoveInfo move; 10977 final IPackageInstallObserver2 observer; 10978 int installFlags; 10979 final String installerPackageName; 10980 final String volumeUuid; 10981 final VerificationParams verificationParams; 10982 private InstallArgs mArgs; 10983 private int mRet; 10984 final String packageAbiOverride; 10985 final String[] grantedRuntimePermissions; 10986 10987 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10988 int installFlags, String installerPackageName, String volumeUuid, 10989 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10990 String[] grantedPermissions) { 10991 super(user); 10992 this.origin = origin; 10993 this.move = move; 10994 this.observer = observer; 10995 this.installFlags = installFlags; 10996 this.installerPackageName = installerPackageName; 10997 this.volumeUuid = volumeUuid; 10998 this.verificationParams = verificationParams; 10999 this.packageAbiOverride = packageAbiOverride; 11000 this.grantedRuntimePermissions = grantedPermissions; 11001 } 11002 11003 @Override 11004 public String toString() { 11005 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11006 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11007 } 11008 11009 private int installLocationPolicy(PackageInfoLite pkgLite) { 11010 String packageName = pkgLite.packageName; 11011 int installLocation = pkgLite.installLocation; 11012 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11013 // reader 11014 synchronized (mPackages) { 11015 PackageParser.Package pkg = mPackages.get(packageName); 11016 if (pkg != null) { 11017 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11018 // Check for downgrading. 11019 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11020 try { 11021 checkDowngrade(pkg, pkgLite); 11022 } catch (PackageManagerException e) { 11023 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11024 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11025 } 11026 } 11027 // Check for updated system application. 11028 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11029 if (onSd) { 11030 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11031 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11032 } 11033 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11034 } else { 11035 if (onSd) { 11036 // Install flag overrides everything. 11037 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11038 } 11039 // If current upgrade specifies particular preference 11040 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11041 // Application explicitly specified internal. 11042 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11043 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11044 // App explictly prefers external. Let policy decide 11045 } else { 11046 // Prefer previous location 11047 if (isExternal(pkg)) { 11048 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11049 } 11050 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11051 } 11052 } 11053 } else { 11054 // Invalid install. Return error code 11055 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11056 } 11057 } 11058 } 11059 // All the special cases have been taken care of. 11060 // Return result based on recommended install location. 11061 if (onSd) { 11062 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11063 } 11064 return pkgLite.recommendedInstallLocation; 11065 } 11066 11067 /* 11068 * Invoke remote method to get package information and install 11069 * location values. Override install location based on default 11070 * policy if needed and then create install arguments based 11071 * on the install location. 11072 */ 11073 public void handleStartCopy() throws RemoteException { 11074 int ret = PackageManager.INSTALL_SUCCEEDED; 11075 11076 // If we're already staged, we've firmly committed to an install location 11077 if (origin.staged) { 11078 if (origin.file != null) { 11079 installFlags |= PackageManager.INSTALL_INTERNAL; 11080 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11081 } else if (origin.cid != null) { 11082 installFlags |= PackageManager.INSTALL_EXTERNAL; 11083 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11084 } else { 11085 throw new IllegalStateException("Invalid stage location"); 11086 } 11087 } 11088 11089 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11090 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11091 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11092 PackageInfoLite pkgLite = null; 11093 11094 if (onInt && onSd) { 11095 // Check if both bits are set. 11096 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11097 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11098 } else if (onSd && ephemeral) { 11099 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11100 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11101 } else { 11102 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11103 packageAbiOverride); 11104 11105 if (DEBUG_EPHEMERAL && ephemeral) { 11106 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11107 } 11108 11109 /* 11110 * If we have too little free space, try to free cache 11111 * before giving up. 11112 */ 11113 if (!origin.staged && pkgLite.recommendedInstallLocation 11114 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11115 // TODO: focus freeing disk space on the target device 11116 final StorageManager storage = StorageManager.from(mContext); 11117 final long lowThreshold = storage.getStorageLowBytes( 11118 Environment.getDataDirectory()); 11119 11120 final long sizeBytes = mContainerService.calculateInstalledSize( 11121 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11122 11123 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11124 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11125 installFlags, packageAbiOverride); 11126 } 11127 11128 /* 11129 * The cache free must have deleted the file we 11130 * downloaded to install. 11131 * 11132 * TODO: fix the "freeCache" call to not delete 11133 * the file we care about. 11134 */ 11135 if (pkgLite.recommendedInstallLocation 11136 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11137 pkgLite.recommendedInstallLocation 11138 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11139 } 11140 } 11141 } 11142 11143 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11144 int loc = pkgLite.recommendedInstallLocation; 11145 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11146 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11147 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11148 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11149 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11150 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11151 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11152 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11153 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11154 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11155 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11156 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11157 } else { 11158 // Override with defaults if needed. 11159 loc = installLocationPolicy(pkgLite); 11160 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11161 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11162 } else if (!onSd && !onInt) { 11163 // Override install location with flags 11164 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11165 // Set the flag to install on external media. 11166 installFlags |= PackageManager.INSTALL_EXTERNAL; 11167 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11168 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11169 if (DEBUG_EPHEMERAL) { 11170 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11171 } 11172 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11173 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11174 |PackageManager.INSTALL_INTERNAL); 11175 } else { 11176 // Make sure the flag for installing on external 11177 // media is unset 11178 installFlags |= PackageManager.INSTALL_INTERNAL; 11179 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11180 } 11181 } 11182 } 11183 } 11184 11185 final InstallArgs args = createInstallArgs(this); 11186 mArgs = args; 11187 11188 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11189 // TODO: http://b/22976637 11190 // Apps installed for "all" users use the device owner to verify the app 11191 UserHandle verifierUser = getUser(); 11192 if (verifierUser == UserHandle.ALL) { 11193 verifierUser = UserHandle.SYSTEM; 11194 } 11195 11196 /* 11197 * Determine if we have any installed package verifiers. If we 11198 * do, then we'll defer to them to verify the packages. 11199 */ 11200 final int requiredUid = mRequiredVerifierPackage == null ? -1 11201 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11202 if (!origin.existing && requiredUid != -1 11203 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11204 final Intent verification = new Intent( 11205 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11206 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11207 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11208 PACKAGE_MIME_TYPE); 11209 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11210 11211 // Query all live verifiers based on current user state 11212 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11213 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11214 11215 if (DEBUG_VERIFY) { 11216 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11217 + verification.toString() + " with " + pkgLite.verifiers.length 11218 + " optional verifiers"); 11219 } 11220 11221 final int verificationId = mPendingVerificationToken++; 11222 11223 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11224 11225 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11226 installerPackageName); 11227 11228 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11229 installFlags); 11230 11231 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11232 pkgLite.packageName); 11233 11234 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11235 pkgLite.versionCode); 11236 11237 if (verificationParams != null) { 11238 if (verificationParams.getVerificationURI() != null) { 11239 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11240 verificationParams.getVerificationURI()); 11241 } 11242 if (verificationParams.getOriginatingURI() != null) { 11243 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11244 verificationParams.getOriginatingURI()); 11245 } 11246 if (verificationParams.getReferrer() != null) { 11247 verification.putExtra(Intent.EXTRA_REFERRER, 11248 verificationParams.getReferrer()); 11249 } 11250 if (verificationParams.getOriginatingUid() >= 0) { 11251 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11252 verificationParams.getOriginatingUid()); 11253 } 11254 if (verificationParams.getInstallerUid() >= 0) { 11255 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11256 verificationParams.getInstallerUid()); 11257 } 11258 } 11259 11260 final PackageVerificationState verificationState = new PackageVerificationState( 11261 requiredUid, args); 11262 11263 mPendingVerification.append(verificationId, verificationState); 11264 11265 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11266 receivers, verificationState); 11267 11268 /* 11269 * If any sufficient verifiers were listed in the package 11270 * manifest, attempt to ask them. 11271 */ 11272 if (sufficientVerifiers != null) { 11273 final int N = sufficientVerifiers.size(); 11274 if (N == 0) { 11275 Slog.i(TAG, "Additional verifiers required, but none installed."); 11276 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11277 } else { 11278 for (int i = 0; i < N; i++) { 11279 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11280 11281 final Intent sufficientIntent = new Intent(verification); 11282 sufficientIntent.setComponent(verifierComponent); 11283 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11284 } 11285 } 11286 } 11287 11288 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11289 mRequiredVerifierPackage, receivers); 11290 if (ret == PackageManager.INSTALL_SUCCEEDED 11291 && mRequiredVerifierPackage != null) { 11292 Trace.asyncTraceBegin( 11293 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11294 /* 11295 * Send the intent to the required verification agent, 11296 * but only start the verification timeout after the 11297 * target BroadcastReceivers have run. 11298 */ 11299 verification.setComponent(requiredVerifierComponent); 11300 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11301 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11302 new BroadcastReceiver() { 11303 @Override 11304 public void onReceive(Context context, Intent intent) { 11305 final Message msg = mHandler 11306 .obtainMessage(CHECK_PENDING_VERIFICATION); 11307 msg.arg1 = verificationId; 11308 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11309 } 11310 }, null, 0, null, null); 11311 11312 /* 11313 * We don't want the copy to proceed until verification 11314 * succeeds, so null out this field. 11315 */ 11316 mArgs = null; 11317 } 11318 } else { 11319 /* 11320 * No package verification is enabled, so immediately start 11321 * the remote call to initiate copy using temporary file. 11322 */ 11323 ret = args.copyApk(mContainerService, true); 11324 } 11325 } 11326 11327 mRet = ret; 11328 } 11329 11330 @Override 11331 void handleReturnCode() { 11332 // If mArgs is null, then MCS couldn't be reached. When it 11333 // reconnects, it will try again to install. At that point, this 11334 // will succeed. 11335 if (mArgs != null) { 11336 processPendingInstall(mArgs, mRet); 11337 } 11338 } 11339 11340 @Override 11341 void handleServiceError() { 11342 mArgs = createInstallArgs(this); 11343 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11344 } 11345 11346 public boolean isForwardLocked() { 11347 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11348 } 11349 } 11350 11351 /** 11352 * Used during creation of InstallArgs 11353 * 11354 * @param installFlags package installation flags 11355 * @return true if should be installed on external storage 11356 */ 11357 private static boolean installOnExternalAsec(int installFlags) { 11358 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11359 return false; 11360 } 11361 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11362 return true; 11363 } 11364 return false; 11365 } 11366 11367 /** 11368 * Used during creation of InstallArgs 11369 * 11370 * @param installFlags package installation flags 11371 * @return true if should be installed as forward locked 11372 */ 11373 private static boolean installForwardLocked(int installFlags) { 11374 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11375 } 11376 11377 private InstallArgs createInstallArgs(InstallParams params) { 11378 if (params.move != null) { 11379 return new MoveInstallArgs(params); 11380 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11381 return new AsecInstallArgs(params); 11382 } else { 11383 return new FileInstallArgs(params); 11384 } 11385 } 11386 11387 /** 11388 * Create args that describe an existing installed package. Typically used 11389 * when cleaning up old installs, or used as a move source. 11390 */ 11391 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11392 String resourcePath, String[] instructionSets) { 11393 final boolean isInAsec; 11394 if (installOnExternalAsec(installFlags)) { 11395 /* Apps on SD card are always in ASEC containers. */ 11396 isInAsec = true; 11397 } else if (installForwardLocked(installFlags) 11398 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11399 /* 11400 * Forward-locked apps are only in ASEC containers if they're the 11401 * new style 11402 */ 11403 isInAsec = true; 11404 } else { 11405 isInAsec = false; 11406 } 11407 11408 if (isInAsec) { 11409 return new AsecInstallArgs(codePath, instructionSets, 11410 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11411 } else { 11412 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11413 } 11414 } 11415 11416 static abstract class InstallArgs { 11417 /** @see InstallParams#origin */ 11418 final OriginInfo origin; 11419 /** @see InstallParams#move */ 11420 final MoveInfo move; 11421 11422 final IPackageInstallObserver2 observer; 11423 // Always refers to PackageManager flags only 11424 final int installFlags; 11425 final String installerPackageName; 11426 final String volumeUuid; 11427 final UserHandle user; 11428 final String abiOverride; 11429 final String[] installGrantPermissions; 11430 /** If non-null, drop an async trace when the install completes */ 11431 final String traceMethod; 11432 final int traceCookie; 11433 11434 // The list of instruction sets supported by this app. This is currently 11435 // only used during the rmdex() phase to clean up resources. We can get rid of this 11436 // if we move dex files under the common app path. 11437 /* nullable */ String[] instructionSets; 11438 11439 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11440 int installFlags, String installerPackageName, String volumeUuid, 11441 UserHandle user, String[] instructionSets, 11442 String abiOverride, String[] installGrantPermissions, 11443 String traceMethod, int traceCookie) { 11444 this.origin = origin; 11445 this.move = move; 11446 this.installFlags = installFlags; 11447 this.observer = observer; 11448 this.installerPackageName = installerPackageName; 11449 this.volumeUuid = volumeUuid; 11450 this.user = user; 11451 this.instructionSets = instructionSets; 11452 this.abiOverride = abiOverride; 11453 this.installGrantPermissions = installGrantPermissions; 11454 this.traceMethod = traceMethod; 11455 this.traceCookie = traceCookie; 11456 } 11457 11458 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11459 abstract int doPreInstall(int status); 11460 11461 /** 11462 * Rename package into final resting place. All paths on the given 11463 * scanned package should be updated to reflect the rename. 11464 */ 11465 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11466 abstract int doPostInstall(int status, int uid); 11467 11468 /** @see PackageSettingBase#codePathString */ 11469 abstract String getCodePath(); 11470 /** @see PackageSettingBase#resourcePathString */ 11471 abstract String getResourcePath(); 11472 11473 // Need installer lock especially for dex file removal. 11474 abstract void cleanUpResourcesLI(); 11475 abstract boolean doPostDeleteLI(boolean delete); 11476 11477 /** 11478 * Called before the source arguments are copied. This is used mostly 11479 * for MoveParams when it needs to read the source file to put it in the 11480 * destination. 11481 */ 11482 int doPreCopy() { 11483 return PackageManager.INSTALL_SUCCEEDED; 11484 } 11485 11486 /** 11487 * Called after the source arguments are copied. This is used mostly for 11488 * MoveParams when it needs to read the source file to put it in the 11489 * destination. 11490 * 11491 * @return 11492 */ 11493 int doPostCopy(int uid) { 11494 return PackageManager.INSTALL_SUCCEEDED; 11495 } 11496 11497 protected boolean isFwdLocked() { 11498 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11499 } 11500 11501 protected boolean isExternalAsec() { 11502 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11503 } 11504 11505 protected boolean isEphemeral() { 11506 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11507 } 11508 11509 UserHandle getUser() { 11510 return user; 11511 } 11512 } 11513 11514 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11515 if (!allCodePaths.isEmpty()) { 11516 if (instructionSets == null) { 11517 throw new IllegalStateException("instructionSet == null"); 11518 } 11519 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11520 for (String codePath : allCodePaths) { 11521 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11522 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11523 if (retCode < 0) { 11524 Slog.w(TAG, "Couldn't remove dex file for package at location " + codePath 11525 + ", retcode=" + retCode); 11526 // we don't consider this to be a failure of the core package deletion 11527 } 11528 } 11529 } 11530 } 11531 } 11532 11533 /** 11534 * Logic to handle installation of non-ASEC applications, including copying 11535 * and renaming logic. 11536 */ 11537 class FileInstallArgs extends InstallArgs { 11538 private File codeFile; 11539 private File resourceFile; 11540 11541 // Example topology: 11542 // /data/app/com.example/base.apk 11543 // /data/app/com.example/split_foo.apk 11544 // /data/app/com.example/lib/arm/libfoo.so 11545 // /data/app/com.example/lib/arm64/libfoo.so 11546 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11547 11548 /** New install */ 11549 FileInstallArgs(InstallParams params) { 11550 super(params.origin, params.move, params.observer, params.installFlags, 11551 params.installerPackageName, params.volumeUuid, 11552 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11553 params.grantedRuntimePermissions, 11554 params.traceMethod, params.traceCookie); 11555 if (isFwdLocked()) { 11556 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11557 } 11558 } 11559 11560 /** Existing install */ 11561 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11562 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 11563 null, null, null, 0); 11564 this.codeFile = (codePath != null) ? new File(codePath) : null; 11565 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11566 } 11567 11568 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11569 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11570 try { 11571 return doCopyApk(imcs, temp); 11572 } finally { 11573 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11574 } 11575 } 11576 11577 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11578 if (origin.staged) { 11579 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11580 codeFile = origin.file; 11581 resourceFile = origin.file; 11582 return PackageManager.INSTALL_SUCCEEDED; 11583 } 11584 11585 try { 11586 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11587 final File tempDir = 11588 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11589 codeFile = tempDir; 11590 resourceFile = tempDir; 11591 } catch (IOException e) { 11592 Slog.w(TAG, "Failed to create copy file: " + e); 11593 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11594 } 11595 11596 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11597 @Override 11598 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11599 if (!FileUtils.isValidExtFilename(name)) { 11600 throw new IllegalArgumentException("Invalid filename: " + name); 11601 } 11602 try { 11603 final File file = new File(codeFile, name); 11604 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11605 O_RDWR | O_CREAT, 0644); 11606 Os.chmod(file.getAbsolutePath(), 0644); 11607 return new ParcelFileDescriptor(fd); 11608 } catch (ErrnoException e) { 11609 throw new RemoteException("Failed to open: " + e.getMessage()); 11610 } 11611 } 11612 }; 11613 11614 int ret = PackageManager.INSTALL_SUCCEEDED; 11615 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11616 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11617 Slog.e(TAG, "Failed to copy package"); 11618 return ret; 11619 } 11620 11621 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11622 NativeLibraryHelper.Handle handle = null; 11623 try { 11624 handle = NativeLibraryHelper.Handle.create(codeFile); 11625 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11626 abiOverride); 11627 } catch (IOException e) { 11628 Slog.e(TAG, "Copying native libraries failed", e); 11629 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11630 } finally { 11631 IoUtils.closeQuietly(handle); 11632 } 11633 11634 return ret; 11635 } 11636 11637 int doPreInstall(int status) { 11638 if (status != PackageManager.INSTALL_SUCCEEDED) { 11639 cleanUp(); 11640 } 11641 return status; 11642 } 11643 11644 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11645 if (status != PackageManager.INSTALL_SUCCEEDED) { 11646 cleanUp(); 11647 return false; 11648 } 11649 11650 final File targetDir = codeFile.getParentFile(); 11651 final File beforeCodeFile = codeFile; 11652 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11653 11654 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11655 try { 11656 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11657 } catch (ErrnoException e) { 11658 Slog.w(TAG, "Failed to rename", e); 11659 return false; 11660 } 11661 11662 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11663 Slog.w(TAG, "Failed to restorecon"); 11664 return false; 11665 } 11666 11667 // Reflect the rename internally 11668 codeFile = afterCodeFile; 11669 resourceFile = afterCodeFile; 11670 11671 // Reflect the rename in scanned details 11672 pkg.codePath = afterCodeFile.getAbsolutePath(); 11673 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11674 pkg.baseCodePath); 11675 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11676 pkg.splitCodePaths); 11677 11678 // Reflect the rename in app info 11679 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11680 pkg.applicationInfo.setCodePath(pkg.codePath); 11681 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11682 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11683 pkg.applicationInfo.setResourcePath(pkg.codePath); 11684 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11685 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11686 11687 return true; 11688 } 11689 11690 int doPostInstall(int status, int uid) { 11691 if (status != PackageManager.INSTALL_SUCCEEDED) { 11692 cleanUp(); 11693 } 11694 return status; 11695 } 11696 11697 @Override 11698 String getCodePath() { 11699 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11700 } 11701 11702 @Override 11703 String getResourcePath() { 11704 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11705 } 11706 11707 private boolean cleanUp() { 11708 if (codeFile == null || !codeFile.exists()) { 11709 return false; 11710 } 11711 11712 if (codeFile.isDirectory()) { 11713 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11714 } else { 11715 codeFile.delete(); 11716 } 11717 11718 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11719 resourceFile.delete(); 11720 } 11721 11722 return true; 11723 } 11724 11725 void cleanUpResourcesLI() { 11726 // Try enumerating all code paths before deleting 11727 List<String> allCodePaths = Collections.EMPTY_LIST; 11728 if (codeFile != null && codeFile.exists()) { 11729 try { 11730 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11731 allCodePaths = pkg.getAllCodePaths(); 11732 } catch (PackageParserException e) { 11733 // Ignored; we tried our best 11734 } 11735 } 11736 11737 cleanUp(); 11738 removeDexFiles(allCodePaths, instructionSets); 11739 } 11740 11741 boolean doPostDeleteLI(boolean delete) { 11742 // XXX err, shouldn't we respect the delete flag? 11743 cleanUpResourcesLI(); 11744 return true; 11745 } 11746 } 11747 11748 private boolean isAsecExternal(String cid) { 11749 final String asecPath = PackageHelper.getSdFilesystem(cid); 11750 return !asecPath.startsWith(mAsecInternalPath); 11751 } 11752 11753 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11754 PackageManagerException { 11755 if (copyRet < 0) { 11756 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11757 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11758 throw new PackageManagerException(copyRet, message); 11759 } 11760 } 11761 } 11762 11763 /** 11764 * Extract the MountService "container ID" from the full code path of an 11765 * .apk. 11766 */ 11767 static String cidFromCodePath(String fullCodePath) { 11768 int eidx = fullCodePath.lastIndexOf("/"); 11769 String subStr1 = fullCodePath.substring(0, eidx); 11770 int sidx = subStr1.lastIndexOf("/"); 11771 return subStr1.substring(sidx+1, eidx); 11772 } 11773 11774 /** 11775 * Logic to handle installation of ASEC applications, including copying and 11776 * renaming logic. 11777 */ 11778 class AsecInstallArgs extends InstallArgs { 11779 static final String RES_FILE_NAME = "pkg.apk"; 11780 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11781 11782 String cid; 11783 String packagePath; 11784 String resourcePath; 11785 11786 /** New install */ 11787 AsecInstallArgs(InstallParams params) { 11788 super(params.origin, params.move, params.observer, params.installFlags, 11789 params.installerPackageName, params.volumeUuid, 11790 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11791 params.grantedRuntimePermissions, 11792 params.traceMethod, params.traceCookie); 11793 } 11794 11795 /** Existing install */ 11796 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11797 boolean isExternal, boolean isForwardLocked) { 11798 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11799 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11800 instructionSets, null, null, null, 0); 11801 // Hackily pretend we're still looking at a full code path 11802 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11803 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11804 } 11805 11806 // Extract cid from fullCodePath 11807 int eidx = fullCodePath.lastIndexOf("/"); 11808 String subStr1 = fullCodePath.substring(0, eidx); 11809 int sidx = subStr1.lastIndexOf("/"); 11810 cid = subStr1.substring(sidx+1, eidx); 11811 setMountPath(subStr1); 11812 } 11813 11814 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11815 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11816 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11817 instructionSets, null, null, null, 0); 11818 this.cid = cid; 11819 setMountPath(PackageHelper.getSdDir(cid)); 11820 } 11821 11822 void createCopyFile() { 11823 cid = mInstallerService.allocateExternalStageCidLegacy(); 11824 } 11825 11826 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11827 if (origin.staged && origin.cid != null) { 11828 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11829 cid = origin.cid; 11830 setMountPath(PackageHelper.getSdDir(cid)); 11831 return PackageManager.INSTALL_SUCCEEDED; 11832 } 11833 11834 if (temp) { 11835 createCopyFile(); 11836 } else { 11837 /* 11838 * Pre-emptively destroy the container since it's destroyed if 11839 * copying fails due to it existing anyway. 11840 */ 11841 PackageHelper.destroySdDir(cid); 11842 } 11843 11844 final String newMountPath = imcs.copyPackageToContainer( 11845 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11846 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11847 11848 if (newMountPath != null) { 11849 setMountPath(newMountPath); 11850 return PackageManager.INSTALL_SUCCEEDED; 11851 } else { 11852 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11853 } 11854 } 11855 11856 @Override 11857 String getCodePath() { 11858 return packagePath; 11859 } 11860 11861 @Override 11862 String getResourcePath() { 11863 return resourcePath; 11864 } 11865 11866 int doPreInstall(int status) { 11867 if (status != PackageManager.INSTALL_SUCCEEDED) { 11868 // Destroy container 11869 PackageHelper.destroySdDir(cid); 11870 } else { 11871 boolean mounted = PackageHelper.isContainerMounted(cid); 11872 if (!mounted) { 11873 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11874 Process.SYSTEM_UID); 11875 if (newMountPath != null) { 11876 setMountPath(newMountPath); 11877 } else { 11878 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11879 } 11880 } 11881 } 11882 return status; 11883 } 11884 11885 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11886 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11887 String newMountPath = null; 11888 if (PackageHelper.isContainerMounted(cid)) { 11889 // Unmount the container 11890 if (!PackageHelper.unMountSdDir(cid)) { 11891 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11892 return false; 11893 } 11894 } 11895 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11896 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11897 " which might be stale. Will try to clean up."); 11898 // Clean up the stale container and proceed to recreate. 11899 if (!PackageHelper.destroySdDir(newCacheId)) { 11900 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11901 return false; 11902 } 11903 // Successfully cleaned up stale container. Try to rename again. 11904 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11905 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11906 + " inspite of cleaning it up."); 11907 return false; 11908 } 11909 } 11910 if (!PackageHelper.isContainerMounted(newCacheId)) { 11911 Slog.w(TAG, "Mounting container " + newCacheId); 11912 newMountPath = PackageHelper.mountSdDir(newCacheId, 11913 getEncryptKey(), Process.SYSTEM_UID); 11914 } else { 11915 newMountPath = PackageHelper.getSdDir(newCacheId); 11916 } 11917 if (newMountPath == null) { 11918 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11919 return false; 11920 } 11921 Log.i(TAG, "Succesfully renamed " + cid + 11922 " to " + newCacheId + 11923 " at new path: " + newMountPath); 11924 cid = newCacheId; 11925 11926 final File beforeCodeFile = new File(packagePath); 11927 setMountPath(newMountPath); 11928 final File afterCodeFile = new File(packagePath); 11929 11930 // Reflect the rename in scanned details 11931 pkg.codePath = afterCodeFile.getAbsolutePath(); 11932 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11933 pkg.baseCodePath); 11934 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11935 pkg.splitCodePaths); 11936 11937 // Reflect the rename in app info 11938 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11939 pkg.applicationInfo.setCodePath(pkg.codePath); 11940 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11941 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11942 pkg.applicationInfo.setResourcePath(pkg.codePath); 11943 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11944 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11945 11946 return true; 11947 } 11948 11949 private void setMountPath(String mountPath) { 11950 final File mountFile = new File(mountPath); 11951 11952 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11953 if (monolithicFile.exists()) { 11954 packagePath = monolithicFile.getAbsolutePath(); 11955 if (isFwdLocked()) { 11956 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11957 } else { 11958 resourcePath = packagePath; 11959 } 11960 } else { 11961 packagePath = mountFile.getAbsolutePath(); 11962 resourcePath = packagePath; 11963 } 11964 } 11965 11966 int doPostInstall(int status, int uid) { 11967 if (status != PackageManager.INSTALL_SUCCEEDED) { 11968 cleanUp(); 11969 } else { 11970 final int groupOwner; 11971 final String protectedFile; 11972 if (isFwdLocked()) { 11973 groupOwner = UserHandle.getSharedAppGid(uid); 11974 protectedFile = RES_FILE_NAME; 11975 } else { 11976 groupOwner = -1; 11977 protectedFile = null; 11978 } 11979 11980 if (uid < Process.FIRST_APPLICATION_UID 11981 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11982 Slog.e(TAG, "Failed to finalize " + cid); 11983 PackageHelper.destroySdDir(cid); 11984 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11985 } 11986 11987 boolean mounted = PackageHelper.isContainerMounted(cid); 11988 if (!mounted) { 11989 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11990 } 11991 } 11992 return status; 11993 } 11994 11995 private void cleanUp() { 11996 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11997 11998 // Destroy secure container 11999 PackageHelper.destroySdDir(cid); 12000 } 12001 12002 private List<String> getAllCodePaths() { 12003 final File codeFile = new File(getCodePath()); 12004 if (codeFile != null && codeFile.exists()) { 12005 try { 12006 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12007 return pkg.getAllCodePaths(); 12008 } catch (PackageParserException e) { 12009 // Ignored; we tried our best 12010 } 12011 } 12012 return Collections.EMPTY_LIST; 12013 } 12014 12015 void cleanUpResourcesLI() { 12016 // Enumerate all code paths before deleting 12017 cleanUpResourcesLI(getAllCodePaths()); 12018 } 12019 12020 private void cleanUpResourcesLI(List<String> allCodePaths) { 12021 cleanUp(); 12022 removeDexFiles(allCodePaths, instructionSets); 12023 } 12024 12025 String getPackageName() { 12026 return getAsecPackageName(cid); 12027 } 12028 12029 boolean doPostDeleteLI(boolean delete) { 12030 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12031 final List<String> allCodePaths = getAllCodePaths(); 12032 boolean mounted = PackageHelper.isContainerMounted(cid); 12033 if (mounted) { 12034 // Unmount first 12035 if (PackageHelper.unMountSdDir(cid)) { 12036 mounted = false; 12037 } 12038 } 12039 if (!mounted && delete) { 12040 cleanUpResourcesLI(allCodePaths); 12041 } 12042 return !mounted; 12043 } 12044 12045 @Override 12046 int doPreCopy() { 12047 if (isFwdLocked()) { 12048 if (!PackageHelper.fixSdPermissions(cid, 12049 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 12050 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12051 } 12052 } 12053 12054 return PackageManager.INSTALL_SUCCEEDED; 12055 } 12056 12057 @Override 12058 int doPostCopy(int uid) { 12059 if (isFwdLocked()) { 12060 if (uid < Process.FIRST_APPLICATION_UID 12061 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12062 RES_FILE_NAME)) { 12063 Slog.e(TAG, "Failed to finalize " + cid); 12064 PackageHelper.destroySdDir(cid); 12065 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12066 } 12067 } 12068 12069 return PackageManager.INSTALL_SUCCEEDED; 12070 } 12071 } 12072 12073 /** 12074 * Logic to handle movement of existing installed applications. 12075 */ 12076 class MoveInstallArgs extends InstallArgs { 12077 private File codeFile; 12078 private File resourceFile; 12079 12080 /** New install */ 12081 MoveInstallArgs(InstallParams params) { 12082 super(params.origin, params.move, params.observer, params.installFlags, 12083 params.installerPackageName, params.volumeUuid, 12084 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12085 params.grantedRuntimePermissions, 12086 params.traceMethod, params.traceCookie); 12087 } 12088 12089 int copyApk(IMediaContainerService imcs, boolean temp) { 12090 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12091 + move.fromUuid + " to " + move.toUuid); 12092 synchronized (mInstaller) { 12093 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12094 move.dataAppName, move.appId, move.seinfo) != 0) { 12095 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12096 } 12097 } 12098 12099 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12100 resourceFile = codeFile; 12101 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12102 12103 return PackageManager.INSTALL_SUCCEEDED; 12104 } 12105 12106 int doPreInstall(int status) { 12107 if (status != PackageManager.INSTALL_SUCCEEDED) { 12108 cleanUp(move.toUuid); 12109 } 12110 return status; 12111 } 12112 12113 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12114 if (status != PackageManager.INSTALL_SUCCEEDED) { 12115 cleanUp(move.toUuid); 12116 return false; 12117 } 12118 12119 // Reflect the move in app info 12120 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12121 pkg.applicationInfo.setCodePath(pkg.codePath); 12122 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12123 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12124 pkg.applicationInfo.setResourcePath(pkg.codePath); 12125 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12126 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12127 12128 return true; 12129 } 12130 12131 int doPostInstall(int status, int uid) { 12132 if (status == PackageManager.INSTALL_SUCCEEDED) { 12133 cleanUp(move.fromUuid); 12134 } else { 12135 cleanUp(move.toUuid); 12136 } 12137 return status; 12138 } 12139 12140 @Override 12141 String getCodePath() { 12142 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12143 } 12144 12145 @Override 12146 String getResourcePath() { 12147 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12148 } 12149 12150 private boolean cleanUp(String volumeUuid) { 12151 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12152 move.dataAppName); 12153 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12154 synchronized (mInstallLock) { 12155 // Clean up both app data and code 12156 removeDataDirsLI(volumeUuid, move.packageName); 12157 if (codeFile.isDirectory()) { 12158 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12159 } else { 12160 codeFile.delete(); 12161 } 12162 } 12163 return true; 12164 } 12165 12166 void cleanUpResourcesLI() { 12167 throw new UnsupportedOperationException(); 12168 } 12169 12170 boolean doPostDeleteLI(boolean delete) { 12171 throw new UnsupportedOperationException(); 12172 } 12173 } 12174 12175 static String getAsecPackageName(String packageCid) { 12176 int idx = packageCid.lastIndexOf("-"); 12177 if (idx == -1) { 12178 return packageCid; 12179 } 12180 return packageCid.substring(0, idx); 12181 } 12182 12183 // Utility method used to create code paths based on package name and available index. 12184 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12185 String idxStr = ""; 12186 int idx = 1; 12187 // Fall back to default value of idx=1 if prefix is not 12188 // part of oldCodePath 12189 if (oldCodePath != null) { 12190 String subStr = oldCodePath; 12191 // Drop the suffix right away 12192 if (suffix != null && subStr.endsWith(suffix)) { 12193 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12194 } 12195 // If oldCodePath already contains prefix find out the 12196 // ending index to either increment or decrement. 12197 int sidx = subStr.lastIndexOf(prefix); 12198 if (sidx != -1) { 12199 subStr = subStr.substring(sidx + prefix.length()); 12200 if (subStr != null) { 12201 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12202 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12203 } 12204 try { 12205 idx = Integer.parseInt(subStr); 12206 if (idx <= 1) { 12207 idx++; 12208 } else { 12209 idx--; 12210 } 12211 } catch(NumberFormatException e) { 12212 } 12213 } 12214 } 12215 } 12216 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12217 return prefix + idxStr; 12218 } 12219 12220 private File getNextCodePath(File targetDir, String packageName) { 12221 int suffix = 1; 12222 File result; 12223 do { 12224 result = new File(targetDir, packageName + "-" + suffix); 12225 suffix++; 12226 } while (result.exists()); 12227 return result; 12228 } 12229 12230 // Utility method that returns the relative package path with respect 12231 // to the installation directory. Like say for /data/data/com.test-1.apk 12232 // string com.test-1 is returned. 12233 static String deriveCodePathName(String codePath) { 12234 if (codePath == null) { 12235 return null; 12236 } 12237 final File codeFile = new File(codePath); 12238 final String name = codeFile.getName(); 12239 if (codeFile.isDirectory()) { 12240 return name; 12241 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12242 final int lastDot = name.lastIndexOf('.'); 12243 return name.substring(0, lastDot); 12244 } else { 12245 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12246 return null; 12247 } 12248 } 12249 12250 static class PackageInstalledInfo { 12251 String name; 12252 int uid; 12253 // The set of users that originally had this package installed. 12254 int[] origUsers; 12255 // The set of users that now have this package installed. 12256 int[] newUsers; 12257 PackageParser.Package pkg; 12258 int returnCode; 12259 String returnMsg; 12260 PackageRemovedInfo removedInfo; 12261 12262 public void setError(int code, String msg) { 12263 returnCode = code; 12264 returnMsg = msg; 12265 Slog.w(TAG, msg); 12266 } 12267 12268 public void setError(String msg, PackageParserException e) { 12269 returnCode = e.error; 12270 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12271 Slog.w(TAG, msg, e); 12272 } 12273 12274 public void setError(String msg, PackageManagerException e) { 12275 returnCode = e.error; 12276 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12277 Slog.w(TAG, msg, e); 12278 } 12279 12280 // In some error cases we want to convey more info back to the observer 12281 String origPackage; 12282 String origPermission; 12283 } 12284 12285 /* 12286 * Install a non-existing package. 12287 */ 12288 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12289 UserHandle user, String installerPackageName, String volumeUuid, 12290 PackageInstalledInfo res) { 12291 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12292 12293 // Remember this for later, in case we need to rollback this install 12294 String pkgName = pkg.packageName; 12295 12296 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12297 // TODO: b/23350563 12298 final boolean dataDirExists = Environment 12299 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12300 12301 synchronized(mPackages) { 12302 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12303 // A package with the same name is already installed, though 12304 // it has been renamed to an older name. The package we 12305 // are trying to install should be installed as an update to 12306 // the existing one, but that has not been requested, so bail. 12307 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12308 + " without first uninstalling package running as " 12309 + mSettings.mRenamedPackages.get(pkgName)); 12310 return; 12311 } 12312 if (mPackages.containsKey(pkgName)) { 12313 // Don't allow installation over an existing package with the same name. 12314 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12315 + " without first uninstalling."); 12316 return; 12317 } 12318 } 12319 12320 try { 12321 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12322 System.currentTimeMillis(), user); 12323 12324 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12325 // delete the partially installed application. the data directory will have to be 12326 // restored if it was already existing 12327 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12328 // remove package from internal structures. Note that we want deletePackageX to 12329 // delete the package data and cache directories that it created in 12330 // scanPackageLocked, unless those directories existed before we even tried to 12331 // install. 12332 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12333 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12334 res.removedInfo, true); 12335 } 12336 12337 } catch (PackageManagerException e) { 12338 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12339 } 12340 12341 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12342 } 12343 12344 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12345 // Can't rotate keys during boot or if sharedUser. 12346 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12347 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12348 return false; 12349 } 12350 // app is using upgradeKeySets; make sure all are valid 12351 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12352 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12353 for (int i = 0; i < upgradeKeySets.length; i++) { 12354 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12355 Slog.wtf(TAG, "Package " 12356 + (oldPs.name != null ? oldPs.name : "<null>") 12357 + " contains upgrade-key-set reference to unknown key-set: " 12358 + upgradeKeySets[i] 12359 + " reverting to signatures check."); 12360 return false; 12361 } 12362 } 12363 return true; 12364 } 12365 12366 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12367 // Upgrade keysets are being used. Determine if new package has a superset of the 12368 // required keys. 12369 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12370 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12371 for (int i = 0; i < upgradeKeySets.length; i++) { 12372 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12373 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12374 return true; 12375 } 12376 } 12377 return false; 12378 } 12379 12380 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12381 UserHandle user, String installerPackageName, String volumeUuid, 12382 PackageInstalledInfo res) { 12383 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12384 12385 final PackageParser.Package oldPackage; 12386 final String pkgName = pkg.packageName; 12387 final int[] allUsers; 12388 final boolean[] perUserInstalled; 12389 12390 // First find the old package info and check signatures 12391 synchronized(mPackages) { 12392 oldPackage = mPackages.get(pkgName); 12393 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12394 if (isEphemeral && !oldIsEphemeral) { 12395 // can't downgrade from full to ephemeral 12396 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12397 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12398 return; 12399 } 12400 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12401 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12402 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12403 if(!checkUpgradeKeySetLP(ps, pkg)) { 12404 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12405 "New package not signed by keys specified by upgrade-keysets: " 12406 + pkgName); 12407 return; 12408 } 12409 } else { 12410 // default to original signature matching 12411 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12412 != PackageManager.SIGNATURE_MATCH) { 12413 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12414 "New package has a different signature: " + pkgName); 12415 return; 12416 } 12417 } 12418 12419 // In case of rollback, remember per-user/profile install state 12420 allUsers = sUserManager.getUserIds(); 12421 perUserInstalled = new boolean[allUsers.length]; 12422 for (int i = 0; i < allUsers.length; i++) { 12423 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12424 } 12425 } 12426 12427 boolean sysPkg = (isSystemApp(oldPackage)); 12428 if (sysPkg) { 12429 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12430 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12431 } else { 12432 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12433 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12434 } 12435 } 12436 12437 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12438 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12439 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12440 String volumeUuid, PackageInstalledInfo res) { 12441 String pkgName = deletedPackage.packageName; 12442 boolean deletedPkg = true; 12443 boolean updatedSettings = false; 12444 12445 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12446 + deletedPackage); 12447 long origUpdateTime; 12448 if (pkg.mExtras != null) { 12449 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12450 } else { 12451 origUpdateTime = 0; 12452 } 12453 12454 // First delete the existing package while retaining the data directory 12455 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12456 res.removedInfo, true)) { 12457 // If the existing package wasn't successfully deleted 12458 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12459 deletedPkg = false; 12460 } else { 12461 // Successfully deleted the old package; proceed with replace. 12462 12463 // If deleted package lived in a container, give users a chance to 12464 // relinquish resources before killing. 12465 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12466 if (DEBUG_INSTALL) { 12467 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12468 } 12469 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12470 final ArrayList<String> pkgList = new ArrayList<String>(1); 12471 pkgList.add(deletedPackage.applicationInfo.packageName); 12472 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12473 } 12474 12475 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12476 try { 12477 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12478 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12479 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12480 perUserInstalled, res, user); 12481 updatedSettings = true; 12482 } catch (PackageManagerException e) { 12483 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12484 } 12485 } 12486 12487 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12488 // remove package from internal structures. Note that we want deletePackageX to 12489 // delete the package data and cache directories that it created in 12490 // scanPackageLocked, unless those directories existed before we even tried to 12491 // install. 12492 if(updatedSettings) { 12493 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12494 deletePackageLI( 12495 pkgName, null, true, allUsers, perUserInstalled, 12496 PackageManager.DELETE_KEEP_DATA, 12497 res.removedInfo, true); 12498 } 12499 // Since we failed to install the new package we need to restore the old 12500 // package that we deleted. 12501 if (deletedPkg) { 12502 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12503 File restoreFile = new File(deletedPackage.codePath); 12504 // Parse old package 12505 boolean oldExternal = isExternal(deletedPackage); 12506 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12507 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12508 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12509 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12510 try { 12511 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12512 null); 12513 } catch (PackageManagerException e) { 12514 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12515 + e.getMessage()); 12516 return; 12517 } 12518 // Restore of old package succeeded. Update permissions. 12519 // writer 12520 synchronized (mPackages) { 12521 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12522 UPDATE_PERMISSIONS_ALL); 12523 // can downgrade to reader 12524 mSettings.writeLPr(); 12525 } 12526 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12527 } 12528 } 12529 } 12530 12531 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12532 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12533 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12534 String volumeUuid, PackageInstalledInfo res) { 12535 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12536 + ", old=" + deletedPackage); 12537 boolean disabledSystem = false; 12538 boolean updatedSettings = false; 12539 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12540 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12541 != 0) { 12542 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12543 } 12544 String packageName = deletedPackage.packageName; 12545 if (packageName == null) { 12546 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12547 "Attempt to delete null packageName."); 12548 return; 12549 } 12550 PackageParser.Package oldPkg; 12551 PackageSetting oldPkgSetting; 12552 // reader 12553 synchronized (mPackages) { 12554 oldPkg = mPackages.get(packageName); 12555 oldPkgSetting = mSettings.mPackages.get(packageName); 12556 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12557 (oldPkgSetting == null)) { 12558 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12559 "Couldn't find package " + packageName + " information"); 12560 return; 12561 } 12562 } 12563 12564 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12565 12566 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12567 res.removedInfo.removedPackage = packageName; 12568 // Remove existing system package 12569 removePackageLI(oldPkgSetting, true); 12570 // writer 12571 synchronized (mPackages) { 12572 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12573 if (!disabledSystem && deletedPackage != null) { 12574 // We didn't need to disable the .apk as a current system package, 12575 // which means we are replacing another update that is already 12576 // installed. We need to make sure to delete the older one's .apk. 12577 res.removedInfo.args = createInstallArgsForExisting(0, 12578 deletedPackage.applicationInfo.getCodePath(), 12579 deletedPackage.applicationInfo.getResourcePath(), 12580 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12581 } else { 12582 res.removedInfo.args = null; 12583 } 12584 } 12585 12586 // Successfully disabled the old package. Now proceed with re-installation 12587 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12588 12589 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12590 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12591 12592 PackageParser.Package newPackage = null; 12593 try { 12594 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12595 if (newPackage.mExtras != null) { 12596 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12597 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12598 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12599 12600 // is the update attempting to change shared user? that isn't going to work... 12601 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12602 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12603 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12604 + " to " + newPkgSetting.sharedUser); 12605 updatedSettings = true; 12606 } 12607 } 12608 12609 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12610 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12611 perUserInstalled, res, user); 12612 updatedSettings = true; 12613 } 12614 12615 } catch (PackageManagerException e) { 12616 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12617 } 12618 12619 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12620 // Re installation failed. Restore old information 12621 // Remove new pkg information 12622 if (newPackage != null) { 12623 removeInstalledPackageLI(newPackage, true); 12624 } 12625 // Add back the old system package 12626 try { 12627 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12628 } catch (PackageManagerException e) { 12629 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12630 } 12631 // Restore the old system information in Settings 12632 synchronized (mPackages) { 12633 if (disabledSystem) { 12634 mSettings.enableSystemPackageLPw(packageName); 12635 } 12636 if (updatedSettings) { 12637 mSettings.setInstallerPackageName(packageName, 12638 oldPkgSetting.installerPackageName); 12639 } 12640 mSettings.writeLPr(); 12641 } 12642 } 12643 } 12644 12645 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12646 // Collect all used permissions in the UID 12647 ArraySet<String> usedPermissions = new ArraySet<>(); 12648 final int packageCount = su.packages.size(); 12649 for (int i = 0; i < packageCount; i++) { 12650 PackageSetting ps = su.packages.valueAt(i); 12651 if (ps.pkg == null) { 12652 continue; 12653 } 12654 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12655 for (int j = 0; j < requestedPermCount; j++) { 12656 String permission = ps.pkg.requestedPermissions.get(j); 12657 BasePermission bp = mSettings.mPermissions.get(permission); 12658 if (bp != null) { 12659 usedPermissions.add(permission); 12660 } 12661 } 12662 } 12663 12664 PermissionsState permissionsState = su.getPermissionsState(); 12665 // Prune install permissions 12666 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12667 final int installPermCount = installPermStates.size(); 12668 for (int i = installPermCount - 1; i >= 0; i--) { 12669 PermissionState permissionState = installPermStates.get(i); 12670 if (!usedPermissions.contains(permissionState.getName())) { 12671 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12672 if (bp != null) { 12673 permissionsState.revokeInstallPermission(bp); 12674 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12675 PackageManager.MASK_PERMISSION_FLAGS, 0); 12676 } 12677 } 12678 } 12679 12680 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12681 12682 // Prune runtime permissions 12683 for (int userId : allUserIds) { 12684 List<PermissionState> runtimePermStates = permissionsState 12685 .getRuntimePermissionStates(userId); 12686 final int runtimePermCount = runtimePermStates.size(); 12687 for (int i = runtimePermCount - 1; i >= 0; i--) { 12688 PermissionState permissionState = runtimePermStates.get(i); 12689 if (!usedPermissions.contains(permissionState.getName())) { 12690 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12691 if (bp != null) { 12692 permissionsState.revokeRuntimePermission(bp, userId); 12693 permissionsState.updatePermissionFlags(bp, userId, 12694 PackageManager.MASK_PERMISSION_FLAGS, 0); 12695 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12696 runtimePermissionChangedUserIds, userId); 12697 } 12698 } 12699 } 12700 } 12701 12702 return runtimePermissionChangedUserIds; 12703 } 12704 12705 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12706 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12707 UserHandle user) { 12708 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12709 12710 String pkgName = newPackage.packageName; 12711 synchronized (mPackages) { 12712 //write settings. the installStatus will be incomplete at this stage. 12713 //note that the new package setting would have already been 12714 //added to mPackages. It hasn't been persisted yet. 12715 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12716 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12717 mSettings.writeLPr(); 12718 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12719 } 12720 12721 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12722 synchronized (mPackages) { 12723 updatePermissionsLPw(newPackage.packageName, newPackage, 12724 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12725 ? UPDATE_PERMISSIONS_ALL : 0)); 12726 // For system-bundled packages, we assume that installing an upgraded version 12727 // of the package implies that the user actually wants to run that new code, 12728 // so we enable the package. 12729 PackageSetting ps = mSettings.mPackages.get(pkgName); 12730 if (ps != null) { 12731 if (isSystemApp(newPackage)) { 12732 // NB: implicit assumption that system package upgrades apply to all users 12733 if (DEBUG_INSTALL) { 12734 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12735 } 12736 if (res.origUsers != null) { 12737 for (int userHandle : res.origUsers) { 12738 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12739 userHandle, installerPackageName); 12740 } 12741 } 12742 // Also convey the prior install/uninstall state 12743 if (allUsers != null && perUserInstalled != null) { 12744 for (int i = 0; i < allUsers.length; i++) { 12745 if (DEBUG_INSTALL) { 12746 Slog.d(TAG, " user " + allUsers[i] 12747 + " => " + perUserInstalled[i]); 12748 } 12749 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12750 } 12751 // these install state changes will be persisted in the 12752 // upcoming call to mSettings.writeLPr(). 12753 } 12754 } 12755 // It's implied that when a user requests installation, they want the app to be 12756 // installed and enabled. 12757 int userId = user.getIdentifier(); 12758 if (userId != UserHandle.USER_ALL) { 12759 ps.setInstalled(true, userId); 12760 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12761 } 12762 } 12763 res.name = pkgName; 12764 res.uid = newPackage.applicationInfo.uid; 12765 res.pkg = newPackage; 12766 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12767 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12768 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12769 //to update install status 12770 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12771 mSettings.writeLPr(); 12772 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12773 } 12774 12775 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12776 } 12777 12778 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12779 try { 12780 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12781 installPackageLI(args, res); 12782 } finally { 12783 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12784 } 12785 } 12786 12787 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12788 final int installFlags = args.installFlags; 12789 final String installerPackageName = args.installerPackageName; 12790 final String volumeUuid = args.volumeUuid; 12791 final File tmpPackageFile = new File(args.getCodePath()); 12792 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12793 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12794 || (args.volumeUuid != null)); 12795 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12796 boolean replace = false; 12797 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12798 if (args.move != null) { 12799 // moving a complete application; perfom an initial scan on the new install location 12800 scanFlags |= SCAN_INITIAL; 12801 } 12802 // Result object to be returned 12803 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12804 12805 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12806 12807 // Sanity check 12808 if (ephemeral && (forwardLocked || onExternal)) { 12809 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12810 + " external=" + onExternal); 12811 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12812 return; 12813 } 12814 12815 // Retrieve PackageSettings and parse package 12816 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12817 | PackageParser.PARSE_ENFORCE_CODE 12818 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12819 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12820 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12821 PackageParser pp = new PackageParser(); 12822 pp.setSeparateProcesses(mSeparateProcesses); 12823 pp.setDisplayMetrics(mMetrics); 12824 12825 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12826 final PackageParser.Package pkg; 12827 try { 12828 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12829 } catch (PackageParserException e) { 12830 res.setError("Failed parse during installPackageLI", e); 12831 return; 12832 } finally { 12833 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12834 } 12835 12836 // Mark that we have an install time CPU ABI override. 12837 pkg.cpuAbiOverride = args.abiOverride; 12838 12839 String pkgName = res.name = pkg.packageName; 12840 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12841 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12842 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12843 return; 12844 } 12845 } 12846 12847 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12848 try { 12849 pp.collectCertificates(pkg, parseFlags); 12850 } catch (PackageParserException e) { 12851 res.setError("Failed collect during installPackageLI", e); 12852 return; 12853 } finally { 12854 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12855 } 12856 12857 // Get rid of all references to package scan path via parser. 12858 pp = null; 12859 String oldCodePath = null; 12860 boolean systemApp = false; 12861 synchronized (mPackages) { 12862 // Check if installing already existing package 12863 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12864 String oldName = mSettings.mRenamedPackages.get(pkgName); 12865 if (pkg.mOriginalPackages != null 12866 && pkg.mOriginalPackages.contains(oldName) 12867 && mPackages.containsKey(oldName)) { 12868 // This package is derived from an original package, 12869 // and this device has been updating from that original 12870 // name. We must continue using the original name, so 12871 // rename the new package here. 12872 pkg.setPackageName(oldName); 12873 pkgName = pkg.packageName; 12874 replace = true; 12875 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12876 + oldName + " pkgName=" + pkgName); 12877 } else if (mPackages.containsKey(pkgName)) { 12878 // This package, under its official name, already exists 12879 // on the device; we should replace it. 12880 replace = true; 12881 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12882 } 12883 12884 // Prevent apps opting out from runtime permissions 12885 if (replace) { 12886 PackageParser.Package oldPackage = mPackages.get(pkgName); 12887 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12888 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12889 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12890 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12891 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12892 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12893 + " doesn't support runtime permissions but the old" 12894 + " target SDK " + oldTargetSdk + " does."); 12895 return; 12896 } 12897 } 12898 } 12899 12900 PackageSetting ps = mSettings.mPackages.get(pkgName); 12901 if (ps != null) { 12902 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12903 12904 // Quick sanity check that we're signed correctly if updating; 12905 // we'll check this again later when scanning, but we want to 12906 // bail early here before tripping over redefined permissions. 12907 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12908 if (!checkUpgradeKeySetLP(ps, pkg)) { 12909 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12910 + pkg.packageName + " upgrade keys do not match the " 12911 + "previously installed version"); 12912 return; 12913 } 12914 } else { 12915 try { 12916 verifySignaturesLP(ps, pkg); 12917 } catch (PackageManagerException e) { 12918 res.setError(e.error, e.getMessage()); 12919 return; 12920 } 12921 } 12922 12923 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12924 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12925 systemApp = (ps.pkg.applicationInfo.flags & 12926 ApplicationInfo.FLAG_SYSTEM) != 0; 12927 } 12928 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12929 } 12930 12931 // Check whether the newly-scanned package wants to define an already-defined perm 12932 int N = pkg.permissions.size(); 12933 for (int i = N-1; i >= 0; i--) { 12934 PackageParser.Permission perm = pkg.permissions.get(i); 12935 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12936 if (bp != null) { 12937 // If the defining package is signed with our cert, it's okay. This 12938 // also includes the "updating the same package" case, of course. 12939 // "updating same package" could also involve key-rotation. 12940 final boolean sigsOk; 12941 if (bp.sourcePackage.equals(pkg.packageName) 12942 && (bp.packageSetting instanceof PackageSetting) 12943 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12944 scanFlags))) { 12945 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12946 } else { 12947 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12948 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12949 } 12950 if (!sigsOk) { 12951 // If the owning package is the system itself, we log but allow 12952 // install to proceed; we fail the install on all other permission 12953 // redefinitions. 12954 if (!bp.sourcePackage.equals("android")) { 12955 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12956 + pkg.packageName + " attempting to redeclare permission " 12957 + perm.info.name + " already owned by " + bp.sourcePackage); 12958 res.origPermission = perm.info.name; 12959 res.origPackage = bp.sourcePackage; 12960 return; 12961 } else { 12962 Slog.w(TAG, "Package " + pkg.packageName 12963 + " attempting to redeclare system permission " 12964 + perm.info.name + "; ignoring new declaration"); 12965 pkg.permissions.remove(i); 12966 } 12967 } 12968 } 12969 } 12970 12971 } 12972 12973 if (systemApp) { 12974 if (onExternal) { 12975 // Abort update; system app can't be replaced with app on sdcard 12976 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12977 "Cannot install updates to system apps on sdcard"); 12978 return; 12979 } else if (ephemeral) { 12980 // Abort update; system app can't be replaced with an ephemeral app 12981 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12982 "Cannot update a system app with an ephemeral app"); 12983 return; 12984 } 12985 } 12986 12987 if (args.move != null) { 12988 // We did an in-place move, so dex is ready to roll 12989 scanFlags |= SCAN_NO_DEX; 12990 scanFlags |= SCAN_MOVE; 12991 12992 synchronized (mPackages) { 12993 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12994 if (ps == null) { 12995 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12996 "Missing settings for moved package " + pkgName); 12997 } 12998 12999 // We moved the entire application as-is, so bring over the 13000 // previously derived ABI information. 13001 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13002 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13003 } 13004 13005 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13006 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13007 scanFlags |= SCAN_NO_DEX; 13008 13009 try { 13010 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13011 true /* extract libs */); 13012 } catch (PackageManagerException pme) { 13013 Slog.e(TAG, "Error deriving application ABI", pme); 13014 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13015 return; 13016 } 13017 } 13018 13019 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13020 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13021 return; 13022 } 13023 13024 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13025 13026 if (replace) { 13027 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13028 installerPackageName, volumeUuid, res); 13029 } else { 13030 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13031 args.user, installerPackageName, volumeUuid, res); 13032 } 13033 synchronized (mPackages) { 13034 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13035 if (ps != null) { 13036 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13037 } 13038 } 13039 } 13040 13041 private void startIntentFilterVerifications(int userId, boolean replacing, 13042 PackageParser.Package pkg) { 13043 if (mIntentFilterVerifierComponent == null) { 13044 Slog.w(TAG, "No IntentFilter verification will not be done as " 13045 + "there is no IntentFilterVerifier available!"); 13046 return; 13047 } 13048 13049 final int verifierUid = getPackageUid( 13050 mIntentFilterVerifierComponent.getPackageName(), 13051 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13052 13053 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13054 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13055 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13056 mHandler.sendMessage(msg); 13057 } 13058 13059 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13060 PackageParser.Package pkg) { 13061 int size = pkg.activities.size(); 13062 if (size == 0) { 13063 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13064 "No activity, so no need to verify any IntentFilter!"); 13065 return; 13066 } 13067 13068 final boolean hasDomainURLs = hasDomainURLs(pkg); 13069 if (!hasDomainURLs) { 13070 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13071 "No domain URLs, so no need to verify any IntentFilter!"); 13072 return; 13073 } 13074 13075 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13076 + " if any IntentFilter from the " + size 13077 + " Activities needs verification ..."); 13078 13079 int count = 0; 13080 final String packageName = pkg.packageName; 13081 13082 synchronized (mPackages) { 13083 // If this is a new install and we see that we've already run verification for this 13084 // package, we have nothing to do: it means the state was restored from backup. 13085 if (!replacing) { 13086 IntentFilterVerificationInfo ivi = 13087 mSettings.getIntentFilterVerificationLPr(packageName); 13088 if (ivi != null) { 13089 if (DEBUG_DOMAIN_VERIFICATION) { 13090 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13091 + ivi.getStatusString()); 13092 } 13093 return; 13094 } 13095 } 13096 13097 // If any filters need to be verified, then all need to be. 13098 boolean needToVerify = false; 13099 for (PackageParser.Activity a : pkg.activities) { 13100 for (ActivityIntentInfo filter : a.intents) { 13101 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13102 if (DEBUG_DOMAIN_VERIFICATION) { 13103 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13104 } 13105 needToVerify = true; 13106 break; 13107 } 13108 } 13109 } 13110 13111 if (needToVerify) { 13112 final int verificationId = mIntentFilterVerificationToken++; 13113 for (PackageParser.Activity a : pkg.activities) { 13114 for (ActivityIntentInfo filter : a.intents) { 13115 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13116 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13117 "Verification needed for IntentFilter:" + filter.toString()); 13118 mIntentFilterVerifier.addOneIntentFilterVerification( 13119 verifierUid, userId, verificationId, filter, packageName); 13120 count++; 13121 } 13122 } 13123 } 13124 } 13125 } 13126 13127 if (count > 0) { 13128 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13129 + " IntentFilter verification" + (count > 1 ? "s" : "") 13130 + " for userId:" + userId); 13131 mIntentFilterVerifier.startVerifications(userId); 13132 } else { 13133 if (DEBUG_DOMAIN_VERIFICATION) { 13134 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13135 } 13136 } 13137 } 13138 13139 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13140 final ComponentName cn = filter.activity.getComponentName(); 13141 final String packageName = cn.getPackageName(); 13142 13143 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13144 packageName); 13145 if (ivi == null) { 13146 return true; 13147 } 13148 int status = ivi.getStatus(); 13149 switch (status) { 13150 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13151 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13152 return true; 13153 13154 default: 13155 // Nothing to do 13156 return false; 13157 } 13158 } 13159 13160 private static boolean isMultiArch(ApplicationInfo info) { 13161 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13162 } 13163 13164 private static boolean isExternal(PackageParser.Package pkg) { 13165 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13166 } 13167 13168 private static boolean isExternal(PackageSetting ps) { 13169 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13170 } 13171 13172 private static boolean isEphemeral(PackageParser.Package pkg) { 13173 return pkg.applicationInfo.isEphemeralApp(); 13174 } 13175 13176 private static boolean isEphemeral(PackageSetting ps) { 13177 return ps.pkg != null && isEphemeral(ps.pkg); 13178 } 13179 13180 private static boolean isSystemApp(PackageParser.Package pkg) { 13181 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13182 } 13183 13184 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13185 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13186 } 13187 13188 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13189 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13190 } 13191 13192 private static boolean isSystemApp(PackageSetting ps) { 13193 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13194 } 13195 13196 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13197 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13198 } 13199 13200 private int packageFlagsToInstallFlags(PackageSetting ps) { 13201 int installFlags = 0; 13202 if (isEphemeral(ps)) { 13203 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13204 } 13205 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13206 // This existing package was an external ASEC install when we have 13207 // the external flag without a UUID 13208 installFlags |= PackageManager.INSTALL_EXTERNAL; 13209 } 13210 if (ps.isForwardLocked()) { 13211 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13212 } 13213 return installFlags; 13214 } 13215 13216 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13217 if (isExternal(pkg)) { 13218 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13219 return StorageManager.UUID_PRIMARY_PHYSICAL; 13220 } else { 13221 return pkg.volumeUuid; 13222 } 13223 } else { 13224 return StorageManager.UUID_PRIVATE_INTERNAL; 13225 } 13226 } 13227 13228 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13229 if (isExternal(pkg)) { 13230 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13231 return mSettings.getExternalVersion(); 13232 } else { 13233 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13234 } 13235 } else { 13236 return mSettings.getInternalVersion(); 13237 } 13238 } 13239 13240 private void deleteTempPackageFiles() { 13241 final FilenameFilter filter = new FilenameFilter() { 13242 public boolean accept(File dir, String name) { 13243 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13244 } 13245 }; 13246 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13247 file.delete(); 13248 } 13249 } 13250 13251 @Override 13252 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13253 int flags) { 13254 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13255 flags); 13256 } 13257 13258 @Override 13259 public void deletePackage(final String packageName, 13260 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13261 mContext.enforceCallingOrSelfPermission( 13262 android.Manifest.permission.DELETE_PACKAGES, null); 13263 Preconditions.checkNotNull(packageName); 13264 Preconditions.checkNotNull(observer); 13265 final int uid = Binder.getCallingUid(); 13266 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13267 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13268 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13269 mContext.enforceCallingOrSelfPermission( 13270 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13271 "deletePackage for user " + userId); 13272 } 13273 13274 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13275 try { 13276 observer.onPackageDeleted(packageName, 13277 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13278 } catch (RemoteException re) { 13279 } 13280 return; 13281 } 13282 13283 for (int currentUserId : users) { 13284 if (getBlockUninstallForUser(packageName, currentUserId)) { 13285 try { 13286 observer.onPackageDeleted(packageName, 13287 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13288 } catch (RemoteException re) { 13289 } 13290 return; 13291 } 13292 } 13293 13294 if (DEBUG_REMOVE) { 13295 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13296 } 13297 // Queue up an async operation since the package deletion may take a little while. 13298 mHandler.post(new Runnable() { 13299 public void run() { 13300 mHandler.removeCallbacks(this); 13301 final int returnCode = deletePackageX(packageName, userId, flags); 13302 try { 13303 observer.onPackageDeleted(packageName, returnCode, null); 13304 } catch (RemoteException e) { 13305 Log.i(TAG, "Observer no longer exists."); 13306 } //end catch 13307 } //end run 13308 }); 13309 } 13310 13311 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13312 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13313 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13314 try { 13315 if (dpm != null) { 13316 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13317 /* callingUserOnly =*/ false); 13318 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13319 : deviceOwnerComponentName.getPackageName(); 13320 // Does the package contains the device owner? 13321 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13322 // this check is probably not needed, since DO should be registered as a device 13323 // admin on some user too. (Original bug for this: b/17657954) 13324 if (packageName.equals(deviceOwnerPackageName)) { 13325 return true; 13326 } 13327 // Does it contain a device admin for any user? 13328 int[] users; 13329 if (userId == UserHandle.USER_ALL) { 13330 users = sUserManager.getUserIds(); 13331 } else { 13332 users = new int[]{userId}; 13333 } 13334 for (int i = 0; i < users.length; ++i) { 13335 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13336 return true; 13337 } 13338 } 13339 } 13340 } catch (RemoteException e) { 13341 } 13342 return false; 13343 } 13344 13345 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13346 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13347 } 13348 13349 /** 13350 * This method is an internal method that could be get invoked either 13351 * to delete an installed package or to clean up a failed installation. 13352 * After deleting an installed package, a broadcast is sent to notify any 13353 * listeners that the package has been installed. For cleaning up a failed 13354 * installation, the broadcast is not necessary since the package's 13355 * installation wouldn't have sent the initial broadcast either 13356 * The key steps in deleting a package are 13357 * deleting the package information in internal structures like mPackages, 13358 * deleting the packages base directories through installd 13359 * updating mSettings to reflect current status 13360 * persisting settings for later use 13361 * sending a broadcast if necessary 13362 */ 13363 private int deletePackageX(String packageName, int userId, int flags) { 13364 final PackageRemovedInfo info = new PackageRemovedInfo(); 13365 final boolean res; 13366 13367 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13368 ? UserHandle.ALL : new UserHandle(userId); 13369 13370 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13371 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13372 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13373 } 13374 13375 boolean removedForAllUsers = false; 13376 boolean systemUpdate = false; 13377 13378 PackageParser.Package uninstalledPkg; 13379 13380 // for the uninstall-updates case and restricted profiles, remember the per- 13381 // userhandle installed state 13382 int[] allUsers; 13383 boolean[] perUserInstalled; 13384 synchronized (mPackages) { 13385 uninstalledPkg = mPackages.get(packageName); 13386 PackageSetting ps = mSettings.mPackages.get(packageName); 13387 allUsers = sUserManager.getUserIds(); 13388 perUserInstalled = new boolean[allUsers.length]; 13389 for (int i = 0; i < allUsers.length; i++) { 13390 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13391 } 13392 } 13393 13394 synchronized (mInstallLock) { 13395 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13396 res = deletePackageLI(packageName, removeForUser, 13397 true, allUsers, perUserInstalled, 13398 flags | REMOVE_CHATTY, info, true); 13399 systemUpdate = info.isRemovedPackageSystemUpdate; 13400 synchronized (mPackages) { 13401 if (res) { 13402 if (!systemUpdate && mPackages.get(packageName) == null) { 13403 removedForAllUsers = true; 13404 } 13405 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13406 } 13407 } 13408 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13409 + " removedForAllUsers=" + removedForAllUsers); 13410 } 13411 13412 if (res) { 13413 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13414 13415 // If the removed package was a system update, the old system package 13416 // was re-enabled; we need to broadcast this information 13417 if (systemUpdate) { 13418 Bundle extras = new Bundle(1); 13419 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13420 ? info.removedAppId : info.uid); 13421 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13422 13423 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13424 extras, 0, null, null, null); 13425 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13426 extras, 0, null, null, null); 13427 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13428 null, 0, packageName, null, null); 13429 } 13430 } 13431 // Force a gc here. 13432 Runtime.getRuntime().gc(); 13433 // Delete the resources here after sending the broadcast to let 13434 // other processes clean up before deleting resources. 13435 if (info.args != null) { 13436 synchronized (mInstallLock) { 13437 info.args.doPostDeleteLI(true); 13438 } 13439 } 13440 13441 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13442 } 13443 13444 class PackageRemovedInfo { 13445 String removedPackage; 13446 int uid = -1; 13447 int removedAppId = -1; 13448 int[] removedUsers = null; 13449 boolean isRemovedPackageSystemUpdate = false; 13450 // Clean up resources deleted packages. 13451 InstallArgs args = null; 13452 13453 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13454 Bundle extras = new Bundle(1); 13455 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13456 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13457 if (replacing) { 13458 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13459 } 13460 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13461 if (removedPackage != null) { 13462 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13463 extras, 0, null, null, removedUsers); 13464 if (fullRemove && !replacing) { 13465 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13466 extras, 0, null, null, removedUsers); 13467 } 13468 } 13469 if (removedAppId >= 0) { 13470 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13471 removedUsers); 13472 } 13473 } 13474 } 13475 13476 /* 13477 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13478 * flag is not set, the data directory is removed as well. 13479 * make sure this flag is set for partially installed apps. If not its meaningless to 13480 * delete a partially installed application. 13481 */ 13482 private void removePackageDataLI(PackageSetting ps, 13483 int[] allUserHandles, boolean[] perUserInstalled, 13484 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13485 String packageName = ps.name; 13486 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13487 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13488 // Retrieve object to delete permissions for shared user later on 13489 final PackageSetting deletedPs; 13490 // reader 13491 synchronized (mPackages) { 13492 deletedPs = mSettings.mPackages.get(packageName); 13493 if (outInfo != null) { 13494 outInfo.removedPackage = packageName; 13495 outInfo.removedUsers = deletedPs != null 13496 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13497 : null; 13498 } 13499 } 13500 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13501 removeDataDirsLI(ps.volumeUuid, packageName); 13502 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13503 } 13504 // writer 13505 synchronized (mPackages) { 13506 if (deletedPs != null) { 13507 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13508 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13509 clearDefaultBrowserIfNeeded(packageName); 13510 if (outInfo != null) { 13511 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13512 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13513 } 13514 updatePermissionsLPw(deletedPs.name, null, 0); 13515 if (deletedPs.sharedUser != null) { 13516 // Remove permissions associated with package. Since runtime 13517 // permissions are per user we have to kill the removed package 13518 // or packages running under the shared user of the removed 13519 // package if revoking the permissions requested only by the removed 13520 // package is successful and this causes a change in gids. 13521 for (int userId : UserManagerService.getInstance().getUserIds()) { 13522 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13523 userId); 13524 if (userIdToKill == UserHandle.USER_ALL 13525 || userIdToKill >= UserHandle.USER_SYSTEM) { 13526 // If gids changed for this user, kill all affected packages. 13527 mHandler.post(new Runnable() { 13528 @Override 13529 public void run() { 13530 // This has to happen with no lock held. 13531 killApplication(deletedPs.name, deletedPs.appId, 13532 KILL_APP_REASON_GIDS_CHANGED); 13533 } 13534 }); 13535 break; 13536 } 13537 } 13538 } 13539 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13540 } 13541 // make sure to preserve per-user disabled state if this removal was just 13542 // a downgrade of a system app to the factory package 13543 if (allUserHandles != null && perUserInstalled != null) { 13544 if (DEBUG_REMOVE) { 13545 Slog.d(TAG, "Propagating install state across downgrade"); 13546 } 13547 for (int i = 0; i < allUserHandles.length; i++) { 13548 if (DEBUG_REMOVE) { 13549 Slog.d(TAG, " user " + allUserHandles[i] 13550 + " => " + perUserInstalled[i]); 13551 } 13552 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13553 } 13554 } 13555 } 13556 // can downgrade to reader 13557 if (writeSettings) { 13558 // Save settings now 13559 mSettings.writeLPr(); 13560 } 13561 } 13562 if (outInfo != null) { 13563 // A user ID was deleted here. Go through all users and remove it 13564 // from KeyStore. 13565 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13566 } 13567 } 13568 13569 static boolean locationIsPrivileged(File path) { 13570 try { 13571 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13572 .getCanonicalPath(); 13573 return path.getCanonicalPath().startsWith(privilegedAppDir); 13574 } catch (IOException e) { 13575 Slog.e(TAG, "Unable to access code path " + path); 13576 } 13577 return false; 13578 } 13579 13580 /* 13581 * Tries to delete system package. 13582 */ 13583 private boolean deleteSystemPackageLI(PackageSetting newPs, 13584 int[] allUserHandles, boolean[] perUserInstalled, 13585 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13586 final boolean applyUserRestrictions 13587 = (allUserHandles != null) && (perUserInstalled != null); 13588 PackageSetting disabledPs = null; 13589 // Confirm if the system package has been updated 13590 // An updated system app can be deleted. This will also have to restore 13591 // the system pkg from system partition 13592 // reader 13593 synchronized (mPackages) { 13594 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13595 } 13596 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13597 + " disabledPs=" + disabledPs); 13598 if (disabledPs == null) { 13599 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13600 return false; 13601 } else if (DEBUG_REMOVE) { 13602 Slog.d(TAG, "Deleting system pkg from data partition"); 13603 } 13604 if (DEBUG_REMOVE) { 13605 if (applyUserRestrictions) { 13606 Slog.d(TAG, "Remembering install states:"); 13607 for (int i = 0; i < allUserHandles.length; i++) { 13608 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13609 } 13610 } 13611 } 13612 // Delete the updated package 13613 outInfo.isRemovedPackageSystemUpdate = true; 13614 if (disabledPs.versionCode < newPs.versionCode) { 13615 // Delete data for downgrades 13616 flags &= ~PackageManager.DELETE_KEEP_DATA; 13617 } else { 13618 // Preserve data by setting flag 13619 flags |= PackageManager.DELETE_KEEP_DATA; 13620 } 13621 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13622 allUserHandles, perUserInstalled, outInfo, writeSettings); 13623 if (!ret) { 13624 return false; 13625 } 13626 // writer 13627 synchronized (mPackages) { 13628 // Reinstate the old system package 13629 mSettings.enableSystemPackageLPw(newPs.name); 13630 // Remove any native libraries from the upgraded package. 13631 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13632 } 13633 // Install the system package 13634 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13635 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13636 if (locationIsPrivileged(disabledPs.codePath)) { 13637 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13638 } 13639 13640 final PackageParser.Package newPkg; 13641 try { 13642 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13643 } catch (PackageManagerException e) { 13644 Slog.w(TAG, "Failed to restore system package " + newPs.name + ": " + e.getMessage()); 13645 return false; 13646 } 13647 13648 // writer 13649 synchronized (mPackages) { 13650 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13651 13652 // Propagate the permissions state as we do not want to drop on the floor 13653 // runtime permissions. The update permissions method below will take 13654 // care of removing obsolete permissions and grant install permissions. 13655 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13656 updatePermissionsLPw(newPkg.packageName, newPkg, 13657 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13658 13659 if (applyUserRestrictions) { 13660 if (DEBUG_REMOVE) { 13661 Slog.d(TAG, "Propagating install state across reinstall"); 13662 } 13663 for (int i = 0; i < allUserHandles.length; i++) { 13664 if (DEBUG_REMOVE) { 13665 Slog.d(TAG, " user " + allUserHandles[i] 13666 + " => " + perUserInstalled[i]); 13667 } 13668 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13669 13670 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13671 } 13672 // Regardless of writeSettings we need to ensure that this restriction 13673 // state propagation is persisted 13674 mSettings.writeAllUsersPackageRestrictionsLPr(); 13675 } 13676 // can downgrade to reader here 13677 if (writeSettings) { 13678 mSettings.writeLPr(); 13679 } 13680 } 13681 return true; 13682 } 13683 13684 private boolean deleteInstalledPackageLI(PackageSetting ps, 13685 boolean deleteCodeAndResources, int flags, 13686 int[] allUserHandles, boolean[] perUserInstalled, 13687 PackageRemovedInfo outInfo, boolean writeSettings) { 13688 if (outInfo != null) { 13689 outInfo.uid = ps.appId; 13690 } 13691 13692 // Delete package data from internal structures and also remove data if flag is set 13693 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13694 13695 // Delete application code and resources 13696 if (deleteCodeAndResources && (outInfo != null)) { 13697 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13698 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13699 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13700 } 13701 return true; 13702 } 13703 13704 @Override 13705 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13706 int userId) { 13707 mContext.enforceCallingOrSelfPermission( 13708 android.Manifest.permission.DELETE_PACKAGES, null); 13709 synchronized (mPackages) { 13710 PackageSetting ps = mSettings.mPackages.get(packageName); 13711 if (ps == null) { 13712 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13713 return false; 13714 } 13715 if (!ps.getInstalled(userId)) { 13716 // Can't block uninstall for an app that is not installed or enabled. 13717 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13718 return false; 13719 } 13720 ps.setBlockUninstall(blockUninstall, userId); 13721 mSettings.writePackageRestrictionsLPr(userId); 13722 } 13723 return true; 13724 } 13725 13726 @Override 13727 public boolean getBlockUninstallForUser(String packageName, int userId) { 13728 synchronized (mPackages) { 13729 PackageSetting ps = mSettings.mPackages.get(packageName); 13730 if (ps == null) { 13731 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13732 return false; 13733 } 13734 return ps.getBlockUninstall(userId); 13735 } 13736 } 13737 13738 @Override 13739 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 13740 int callingUid = Binder.getCallingUid(); 13741 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 13742 throw new SecurityException( 13743 "setRequiredForSystemUser can only be run by the system or root"); 13744 } 13745 synchronized (mPackages) { 13746 PackageSetting ps = mSettings.mPackages.get(packageName); 13747 if (ps == null) { 13748 Log.w(TAG, "Package doesn't exist: " + packageName); 13749 return false; 13750 } 13751 if (systemUserApp) { 13752 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13753 } else { 13754 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13755 } 13756 mSettings.writeLPr(); 13757 } 13758 return true; 13759 } 13760 13761 /* 13762 * This method handles package deletion in general 13763 */ 13764 private boolean deletePackageLI(String packageName, UserHandle user, 13765 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13766 int flags, PackageRemovedInfo outInfo, 13767 boolean writeSettings) { 13768 if (packageName == null) { 13769 Slog.w(TAG, "Attempt to delete null packageName."); 13770 return false; 13771 } 13772 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13773 PackageSetting ps; 13774 boolean dataOnly = false; 13775 int removeUser = -1; 13776 int appId = -1; 13777 synchronized (mPackages) { 13778 ps = mSettings.mPackages.get(packageName); 13779 if (ps == null) { 13780 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13781 return false; 13782 } 13783 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13784 && user.getIdentifier() != UserHandle.USER_ALL) { 13785 // The caller is asking that the package only be deleted for a single 13786 // user. To do this, we just mark its uninstalled state and delete 13787 // its data. If this is a system app, we only allow this to happen if 13788 // they have set the special DELETE_SYSTEM_APP which requests different 13789 // semantics than normal for uninstalling system apps. 13790 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13791 final int userId = user.getIdentifier(); 13792 ps.setUserState(userId, 13793 COMPONENT_ENABLED_STATE_DEFAULT, 13794 false, //installed 13795 true, //stopped 13796 true, //notLaunched 13797 false, //hidden 13798 false, //suspended 13799 null, null, null, 13800 false, // blockUninstall 13801 ps.readUserState(userId).domainVerificationStatus, 0); 13802 if (!isSystemApp(ps)) { 13803 // Do not uninstall the APK if an app should be cached 13804 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13805 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13806 // Other user still have this package installed, so all 13807 // we need to do is clear this user's data and save that 13808 // it is uninstalled. 13809 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13810 removeUser = user.getIdentifier(); 13811 appId = ps.appId; 13812 scheduleWritePackageRestrictionsLocked(removeUser); 13813 } else { 13814 // We need to set it back to 'installed' so the uninstall 13815 // broadcasts will be sent correctly. 13816 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13817 ps.setInstalled(true, user.getIdentifier()); 13818 } 13819 } else { 13820 // This is a system app, so we assume that the 13821 // other users still have this package installed, so all 13822 // we need to do is clear this user's data and save that 13823 // it is uninstalled. 13824 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13825 removeUser = user.getIdentifier(); 13826 appId = ps.appId; 13827 scheduleWritePackageRestrictionsLocked(removeUser); 13828 } 13829 } 13830 } 13831 13832 if (removeUser >= 0) { 13833 // From above, we determined that we are deleting this only 13834 // for a single user. Continue the work here. 13835 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13836 if (outInfo != null) { 13837 outInfo.removedPackage = packageName; 13838 outInfo.removedAppId = appId; 13839 outInfo.removedUsers = new int[] {removeUser}; 13840 } 13841 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13842 removeKeystoreDataIfNeeded(removeUser, appId); 13843 schedulePackageCleaning(packageName, removeUser, false); 13844 synchronized (mPackages) { 13845 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13846 scheduleWritePackageRestrictionsLocked(removeUser); 13847 } 13848 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13849 } 13850 return true; 13851 } 13852 13853 if (dataOnly) { 13854 // Delete application data first 13855 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13856 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13857 return true; 13858 } 13859 13860 boolean ret = false; 13861 if (isSystemApp(ps)) { 13862 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 13863 // When an updated system application is deleted we delete the existing resources as well and 13864 // fall back to existing code in system partition 13865 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13866 flags, outInfo, writeSettings); 13867 } else { 13868 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 13869 // Kill application pre-emptively especially for apps on sd. 13870 killApplication(packageName, ps.appId, "uninstall pkg"); 13871 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13872 allUserHandles, perUserInstalled, 13873 outInfo, writeSettings); 13874 } 13875 13876 return ret; 13877 } 13878 13879 private final static class ClearStorageConnection implements ServiceConnection { 13880 IMediaContainerService mContainerService; 13881 13882 @Override 13883 public void onServiceConnected(ComponentName name, IBinder service) { 13884 synchronized (this) { 13885 mContainerService = IMediaContainerService.Stub.asInterface(service); 13886 notifyAll(); 13887 } 13888 } 13889 13890 @Override 13891 public void onServiceDisconnected(ComponentName name) { 13892 } 13893 } 13894 13895 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13896 final boolean mounted; 13897 if (Environment.isExternalStorageEmulated()) { 13898 mounted = true; 13899 } else { 13900 final String status = Environment.getExternalStorageState(); 13901 13902 mounted = status.equals(Environment.MEDIA_MOUNTED) 13903 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13904 } 13905 13906 if (!mounted) { 13907 return; 13908 } 13909 13910 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13911 int[] users; 13912 if (userId == UserHandle.USER_ALL) { 13913 users = sUserManager.getUserIds(); 13914 } else { 13915 users = new int[] { userId }; 13916 } 13917 final ClearStorageConnection conn = new ClearStorageConnection(); 13918 if (mContext.bindServiceAsUser( 13919 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13920 try { 13921 for (int curUser : users) { 13922 long timeout = SystemClock.uptimeMillis() + 5000; 13923 synchronized (conn) { 13924 long now = SystemClock.uptimeMillis(); 13925 while (conn.mContainerService == null && now < timeout) { 13926 try { 13927 conn.wait(timeout - now); 13928 } catch (InterruptedException e) { 13929 } 13930 } 13931 } 13932 if (conn.mContainerService == null) { 13933 return; 13934 } 13935 13936 final UserEnvironment userEnv = new UserEnvironment(curUser); 13937 clearDirectory(conn.mContainerService, 13938 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13939 if (allData) { 13940 clearDirectory(conn.mContainerService, 13941 userEnv.buildExternalStorageAppDataDirs(packageName)); 13942 clearDirectory(conn.mContainerService, 13943 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13944 } 13945 } 13946 } finally { 13947 mContext.unbindService(conn); 13948 } 13949 } 13950 } 13951 13952 @Override 13953 public void clearApplicationUserData(final String packageName, 13954 final IPackageDataObserver observer, final int userId) { 13955 mContext.enforceCallingOrSelfPermission( 13956 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13957 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13958 // Queue up an async operation since the package deletion may take a little while. 13959 mHandler.post(new Runnable() { 13960 public void run() { 13961 mHandler.removeCallbacks(this); 13962 final boolean succeeded; 13963 synchronized (mInstallLock) { 13964 succeeded = clearApplicationUserDataLI(packageName, userId); 13965 } 13966 clearExternalStorageDataSync(packageName, userId, true); 13967 if (succeeded) { 13968 // invoke DeviceStorageMonitor's update method to clear any notifications 13969 DeviceStorageMonitorInternal 13970 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13971 if (dsm != null) { 13972 dsm.checkMemory(); 13973 } 13974 } 13975 if(observer != null) { 13976 try { 13977 observer.onRemoveCompleted(packageName, succeeded); 13978 } catch (RemoteException e) { 13979 Log.i(TAG, "Observer no longer exists."); 13980 } 13981 } //end if observer 13982 } //end run 13983 }); 13984 } 13985 13986 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13987 if (packageName == null) { 13988 Slog.w(TAG, "Attempt to delete null packageName."); 13989 return false; 13990 } 13991 13992 // Try finding details about the requested package 13993 PackageParser.Package pkg; 13994 synchronized (mPackages) { 13995 pkg = mPackages.get(packageName); 13996 if (pkg == null) { 13997 final PackageSetting ps = mSettings.mPackages.get(packageName); 13998 if (ps != null) { 13999 pkg = ps.pkg; 14000 } 14001 } 14002 14003 if (pkg == null) { 14004 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14005 return false; 14006 } 14007 14008 PackageSetting ps = (PackageSetting) pkg.mExtras; 14009 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14010 } 14011 14012 // Always delete data directories for package, even if we found no other 14013 // record of app. This helps users recover from UID mismatches without 14014 // resorting to a full data wipe. 14015 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 14016 if (retCode < 0) { 14017 Slog.w(TAG, "Couldn't remove cache files for package " + packageName); 14018 return false; 14019 } 14020 14021 final int appId = pkg.applicationInfo.uid; 14022 removeKeystoreDataIfNeeded(userId, appId); 14023 14024 // Create a native library symlink only if we have native libraries 14025 // and if the native libraries are 32 bit libraries. We do not provide 14026 // this symlink for 64 bit libraries. 14027 if (pkg.applicationInfo.primaryCpuAbi != null && 14028 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14029 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14030 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14031 nativeLibPath, userId) < 0) { 14032 Slog.w(TAG, "Failed linking native library dir"); 14033 return false; 14034 } 14035 } 14036 14037 return true; 14038 } 14039 14040 /** 14041 * Reverts user permission state changes (permissions and flags) in 14042 * all packages for a given user. 14043 * 14044 * @param userId The device user for which to do a reset. 14045 */ 14046 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14047 final int packageCount = mPackages.size(); 14048 for (int i = 0; i < packageCount; i++) { 14049 PackageParser.Package pkg = mPackages.valueAt(i); 14050 PackageSetting ps = (PackageSetting) pkg.mExtras; 14051 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14052 } 14053 } 14054 14055 /** 14056 * Reverts user permission state changes (permissions and flags). 14057 * 14058 * @param ps The package for which to reset. 14059 * @param userId The device user for which to do a reset. 14060 */ 14061 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14062 final PackageSetting ps, final int userId) { 14063 if (ps.pkg == null) { 14064 return; 14065 } 14066 14067 // These are flags that can change base on user actions. 14068 final int userSettableMask = FLAG_PERMISSION_USER_SET 14069 | FLAG_PERMISSION_USER_FIXED 14070 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14071 | FLAG_PERMISSION_REVIEW_REQUIRED; 14072 14073 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14074 | FLAG_PERMISSION_POLICY_FIXED; 14075 14076 boolean writeInstallPermissions = false; 14077 boolean writeRuntimePermissions = false; 14078 14079 final int permissionCount = ps.pkg.requestedPermissions.size(); 14080 for (int i = 0; i < permissionCount; i++) { 14081 String permission = ps.pkg.requestedPermissions.get(i); 14082 14083 BasePermission bp = mSettings.mPermissions.get(permission); 14084 if (bp == null) { 14085 continue; 14086 } 14087 14088 // If shared user we just reset the state to which only this app contributed. 14089 if (ps.sharedUser != null) { 14090 boolean used = false; 14091 final int packageCount = ps.sharedUser.packages.size(); 14092 for (int j = 0; j < packageCount; j++) { 14093 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14094 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14095 && pkg.pkg.requestedPermissions.contains(permission)) { 14096 used = true; 14097 break; 14098 } 14099 } 14100 if (used) { 14101 continue; 14102 } 14103 } 14104 14105 PermissionsState permissionsState = ps.getPermissionsState(); 14106 14107 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14108 14109 // Always clear the user settable flags. 14110 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14111 bp.name) != null; 14112 // If permission review is enabled and this is a legacy app, mark the 14113 // permission as requiring a review as this is the initial state. 14114 int flags = 0; 14115 if (Build.PERMISSIONS_REVIEW_REQUIRED 14116 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14117 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14118 } 14119 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14120 if (hasInstallState) { 14121 writeInstallPermissions = true; 14122 } else { 14123 writeRuntimePermissions = true; 14124 } 14125 } 14126 14127 // Below is only runtime permission handling. 14128 if (!bp.isRuntime()) { 14129 continue; 14130 } 14131 14132 // Never clobber system or policy. 14133 if ((oldFlags & policyOrSystemFlags) != 0) { 14134 continue; 14135 } 14136 14137 // If this permission was granted by default, make sure it is. 14138 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14139 if (permissionsState.grantRuntimePermission(bp, userId) 14140 != PERMISSION_OPERATION_FAILURE) { 14141 writeRuntimePermissions = true; 14142 } 14143 // If permission review is enabled the permissions for a legacy apps 14144 // are represented as constantly granted runtime ones, so don't revoke. 14145 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14146 // Otherwise, reset the permission. 14147 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14148 switch (revokeResult) { 14149 case PERMISSION_OPERATION_SUCCESS: { 14150 writeRuntimePermissions = true; 14151 } break; 14152 14153 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14154 writeRuntimePermissions = true; 14155 final int appId = ps.appId; 14156 mHandler.post(new Runnable() { 14157 @Override 14158 public void run() { 14159 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14160 } 14161 }); 14162 } break; 14163 } 14164 } 14165 } 14166 14167 // Synchronously write as we are taking permissions away. 14168 if (writeRuntimePermissions) { 14169 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14170 } 14171 14172 // Synchronously write as we are taking permissions away. 14173 if (writeInstallPermissions) { 14174 mSettings.writeLPr(); 14175 } 14176 } 14177 14178 /** 14179 * Remove entries from the keystore daemon. Will only remove it if the 14180 * {@code appId} is valid. 14181 */ 14182 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14183 if (appId < 0) { 14184 return; 14185 } 14186 14187 final KeyStore keyStore = KeyStore.getInstance(); 14188 if (keyStore != null) { 14189 if (userId == UserHandle.USER_ALL) { 14190 for (final int individual : sUserManager.getUserIds()) { 14191 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14192 } 14193 } else { 14194 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14195 } 14196 } else { 14197 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14198 } 14199 } 14200 14201 @Override 14202 public void deleteApplicationCacheFiles(final String packageName, 14203 final IPackageDataObserver observer) { 14204 mContext.enforceCallingOrSelfPermission( 14205 android.Manifest.permission.DELETE_CACHE_FILES, null); 14206 // Queue up an async operation since the package deletion may take a little while. 14207 final int userId = UserHandle.getCallingUserId(); 14208 mHandler.post(new Runnable() { 14209 public void run() { 14210 mHandler.removeCallbacks(this); 14211 final boolean succeded; 14212 synchronized (mInstallLock) { 14213 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14214 } 14215 clearExternalStorageDataSync(packageName, userId, false); 14216 if (observer != null) { 14217 try { 14218 observer.onRemoveCompleted(packageName, succeded); 14219 } catch (RemoteException e) { 14220 Log.i(TAG, "Observer no longer exists."); 14221 } 14222 } //end if observer 14223 } //end run 14224 }); 14225 } 14226 14227 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14228 if (packageName == null) { 14229 Slog.w(TAG, "Attempt to delete null packageName."); 14230 return false; 14231 } 14232 PackageParser.Package p; 14233 synchronized (mPackages) { 14234 p = mPackages.get(packageName); 14235 } 14236 if (p == null) { 14237 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14238 return false; 14239 } 14240 final ApplicationInfo applicationInfo = p.applicationInfo; 14241 if (applicationInfo == null) { 14242 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14243 return false; 14244 } 14245 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14246 if (retCode < 0) { 14247 Slog.w(TAG, "Couldn't remove cache files for package " 14248 + packageName + " u" + userId); 14249 return false; 14250 } 14251 return true; 14252 } 14253 14254 @Override 14255 public void getPackageSizeInfo(final String packageName, int userHandle, 14256 final IPackageStatsObserver observer) { 14257 mContext.enforceCallingOrSelfPermission( 14258 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14259 if (packageName == null) { 14260 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14261 } 14262 14263 PackageStats stats = new PackageStats(packageName, userHandle); 14264 14265 /* 14266 * Queue up an async operation since the package measurement may take a 14267 * little while. 14268 */ 14269 Message msg = mHandler.obtainMessage(INIT_COPY); 14270 msg.obj = new MeasureParams(stats, observer); 14271 mHandler.sendMessage(msg); 14272 } 14273 14274 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14275 PackageStats pStats) { 14276 if (packageName == null) { 14277 Slog.w(TAG, "Attempt to get size of null packageName."); 14278 return false; 14279 } 14280 PackageParser.Package p; 14281 boolean dataOnly = false; 14282 String libDirRoot = null; 14283 String asecPath = null; 14284 PackageSetting ps = null; 14285 synchronized (mPackages) { 14286 p = mPackages.get(packageName); 14287 ps = mSettings.mPackages.get(packageName); 14288 if(p == null) { 14289 dataOnly = true; 14290 if((ps == null) || (ps.pkg == null)) { 14291 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14292 return false; 14293 } 14294 p = ps.pkg; 14295 } 14296 if (ps != null) { 14297 libDirRoot = ps.legacyNativeLibraryPathString; 14298 } 14299 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14300 final long token = Binder.clearCallingIdentity(); 14301 try { 14302 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14303 if (secureContainerId != null) { 14304 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14305 } 14306 } finally { 14307 Binder.restoreCallingIdentity(token); 14308 } 14309 } 14310 } 14311 String publicSrcDir = null; 14312 if(!dataOnly) { 14313 final ApplicationInfo applicationInfo = p.applicationInfo; 14314 if (applicationInfo == null) { 14315 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14316 return false; 14317 } 14318 if (p.isForwardLocked()) { 14319 publicSrcDir = applicationInfo.getBaseResourcePath(); 14320 } 14321 } 14322 // TODO: extend to measure size of split APKs 14323 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14324 // not just the first level. 14325 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14326 // just the primary. 14327 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14328 14329 String apkPath; 14330 File packageDir = new File(p.codePath); 14331 14332 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14333 apkPath = packageDir.getAbsolutePath(); 14334 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14335 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14336 libDirRoot = null; 14337 } 14338 } else { 14339 apkPath = p.baseCodePath; 14340 } 14341 14342 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14343 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14344 if (res < 0) { 14345 return false; 14346 } 14347 14348 // Fix-up for forward-locked applications in ASEC containers. 14349 if (!isExternal(p)) { 14350 pStats.codeSize += pStats.externalCodeSize; 14351 pStats.externalCodeSize = 0L; 14352 } 14353 14354 return true; 14355 } 14356 14357 14358 @Override 14359 public void addPackageToPreferred(String packageName) { 14360 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14361 } 14362 14363 @Override 14364 public void removePackageFromPreferred(String packageName) { 14365 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14366 } 14367 14368 @Override 14369 public List<PackageInfo> getPreferredPackages(int flags) { 14370 return new ArrayList<PackageInfo>(); 14371 } 14372 14373 private int getUidTargetSdkVersionLockedLPr(int uid) { 14374 Object obj = mSettings.getUserIdLPr(uid); 14375 if (obj instanceof SharedUserSetting) { 14376 final SharedUserSetting sus = (SharedUserSetting) obj; 14377 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14378 final Iterator<PackageSetting> it = sus.packages.iterator(); 14379 while (it.hasNext()) { 14380 final PackageSetting ps = it.next(); 14381 if (ps.pkg != null) { 14382 int v = ps.pkg.applicationInfo.targetSdkVersion; 14383 if (v < vers) vers = v; 14384 } 14385 } 14386 return vers; 14387 } else if (obj instanceof PackageSetting) { 14388 final PackageSetting ps = (PackageSetting) obj; 14389 if (ps.pkg != null) { 14390 return ps.pkg.applicationInfo.targetSdkVersion; 14391 } 14392 } 14393 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14394 } 14395 14396 @Override 14397 public void addPreferredActivity(IntentFilter filter, int match, 14398 ComponentName[] set, ComponentName activity, int userId) { 14399 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14400 "Adding preferred"); 14401 } 14402 14403 private void addPreferredActivityInternal(IntentFilter filter, int match, 14404 ComponentName[] set, ComponentName activity, boolean always, int userId, 14405 String opname) { 14406 // writer 14407 int callingUid = Binder.getCallingUid(); 14408 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14409 if (filter.countActions() == 0) { 14410 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14411 return; 14412 } 14413 synchronized (mPackages) { 14414 if (mContext.checkCallingOrSelfPermission( 14415 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14416 != PackageManager.PERMISSION_GRANTED) { 14417 if (getUidTargetSdkVersionLockedLPr(callingUid) 14418 < Build.VERSION_CODES.FROYO) { 14419 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14420 + callingUid); 14421 return; 14422 } 14423 mContext.enforceCallingOrSelfPermission( 14424 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14425 } 14426 14427 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14428 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14429 + userId + ":"); 14430 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14431 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14432 scheduleWritePackageRestrictionsLocked(userId); 14433 } 14434 } 14435 14436 @Override 14437 public void replacePreferredActivity(IntentFilter filter, int match, 14438 ComponentName[] set, ComponentName activity, int userId) { 14439 if (filter.countActions() != 1) { 14440 throw new IllegalArgumentException( 14441 "replacePreferredActivity expects filter to have only 1 action."); 14442 } 14443 if (filter.countDataAuthorities() != 0 14444 || filter.countDataPaths() != 0 14445 || filter.countDataSchemes() > 1 14446 || filter.countDataTypes() != 0) { 14447 throw new IllegalArgumentException( 14448 "replacePreferredActivity expects filter to have no data authorities, " + 14449 "paths, or types; and at most one scheme."); 14450 } 14451 14452 final int callingUid = Binder.getCallingUid(); 14453 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14454 synchronized (mPackages) { 14455 if (mContext.checkCallingOrSelfPermission( 14456 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14457 != PackageManager.PERMISSION_GRANTED) { 14458 if (getUidTargetSdkVersionLockedLPr(callingUid) 14459 < Build.VERSION_CODES.FROYO) { 14460 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14461 + Binder.getCallingUid()); 14462 return; 14463 } 14464 mContext.enforceCallingOrSelfPermission( 14465 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14466 } 14467 14468 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14469 if (pir != null) { 14470 // Get all of the existing entries that exactly match this filter. 14471 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14472 if (existing != null && existing.size() == 1) { 14473 PreferredActivity cur = existing.get(0); 14474 if (DEBUG_PREFERRED) { 14475 Slog.i(TAG, "Checking replace of preferred:"); 14476 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14477 if (!cur.mPref.mAlways) { 14478 Slog.i(TAG, " -- CUR; not mAlways!"); 14479 } else { 14480 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14481 Slog.i(TAG, " -- CUR: mSet=" 14482 + Arrays.toString(cur.mPref.mSetComponents)); 14483 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14484 Slog.i(TAG, " -- NEW: mMatch=" 14485 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14486 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14487 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14488 } 14489 } 14490 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14491 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14492 && cur.mPref.sameSet(set)) { 14493 // Setting the preferred activity to what it happens to be already 14494 if (DEBUG_PREFERRED) { 14495 Slog.i(TAG, "Replacing with same preferred activity " 14496 + cur.mPref.mShortComponent + " for user " 14497 + userId + ":"); 14498 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14499 } 14500 return; 14501 } 14502 } 14503 14504 if (existing != null) { 14505 if (DEBUG_PREFERRED) { 14506 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14507 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14508 } 14509 for (int i = 0; i < existing.size(); i++) { 14510 PreferredActivity pa = existing.get(i); 14511 if (DEBUG_PREFERRED) { 14512 Slog.i(TAG, "Removing existing preferred activity " 14513 + pa.mPref.mComponent + ":"); 14514 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14515 } 14516 pir.removeFilter(pa); 14517 } 14518 } 14519 } 14520 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14521 "Replacing preferred"); 14522 } 14523 } 14524 14525 @Override 14526 public void clearPackagePreferredActivities(String packageName) { 14527 final int uid = Binder.getCallingUid(); 14528 // writer 14529 synchronized (mPackages) { 14530 PackageParser.Package pkg = mPackages.get(packageName); 14531 if (pkg == null || pkg.applicationInfo.uid != uid) { 14532 if (mContext.checkCallingOrSelfPermission( 14533 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14534 != PackageManager.PERMISSION_GRANTED) { 14535 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14536 < Build.VERSION_CODES.FROYO) { 14537 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14538 + Binder.getCallingUid()); 14539 return; 14540 } 14541 mContext.enforceCallingOrSelfPermission( 14542 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14543 } 14544 } 14545 14546 int user = UserHandle.getCallingUserId(); 14547 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14548 scheduleWritePackageRestrictionsLocked(user); 14549 } 14550 } 14551 } 14552 14553 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14554 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14555 ArrayList<PreferredActivity> removed = null; 14556 boolean changed = false; 14557 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14558 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14559 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14560 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14561 continue; 14562 } 14563 Iterator<PreferredActivity> it = pir.filterIterator(); 14564 while (it.hasNext()) { 14565 PreferredActivity pa = it.next(); 14566 // Mark entry for removal only if it matches the package name 14567 // and the entry is of type "always". 14568 if (packageName == null || 14569 (pa.mPref.mComponent.getPackageName().equals(packageName) 14570 && pa.mPref.mAlways)) { 14571 if (removed == null) { 14572 removed = new ArrayList<PreferredActivity>(); 14573 } 14574 removed.add(pa); 14575 } 14576 } 14577 if (removed != null) { 14578 for (int j=0; j<removed.size(); j++) { 14579 PreferredActivity pa = removed.get(j); 14580 pir.removeFilter(pa); 14581 } 14582 changed = true; 14583 } 14584 } 14585 return changed; 14586 } 14587 14588 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14589 private void clearIntentFilterVerificationsLPw(int userId) { 14590 final int packageCount = mPackages.size(); 14591 for (int i = 0; i < packageCount; i++) { 14592 PackageParser.Package pkg = mPackages.valueAt(i); 14593 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14594 } 14595 } 14596 14597 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14598 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14599 if (userId == UserHandle.USER_ALL) { 14600 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14601 sUserManager.getUserIds())) { 14602 for (int oneUserId : sUserManager.getUserIds()) { 14603 scheduleWritePackageRestrictionsLocked(oneUserId); 14604 } 14605 } 14606 } else { 14607 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14608 scheduleWritePackageRestrictionsLocked(userId); 14609 } 14610 } 14611 } 14612 14613 void clearDefaultBrowserIfNeeded(String packageName) { 14614 for (int oneUserId : sUserManager.getUserIds()) { 14615 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14616 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14617 if (packageName.equals(defaultBrowserPackageName)) { 14618 setDefaultBrowserPackageName(null, oneUserId); 14619 } 14620 } 14621 } 14622 14623 @Override 14624 public void resetApplicationPreferences(int userId) { 14625 mContext.enforceCallingOrSelfPermission( 14626 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14627 // writer 14628 synchronized (mPackages) { 14629 final long identity = Binder.clearCallingIdentity(); 14630 try { 14631 clearPackagePreferredActivitiesLPw(null, userId); 14632 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14633 // TODO: We have to reset the default SMS and Phone. This requires 14634 // significant refactoring to keep all default apps in the package 14635 // manager (cleaner but more work) or have the services provide 14636 // callbacks to the package manager to request a default app reset. 14637 applyFactoryDefaultBrowserLPw(userId); 14638 clearIntentFilterVerificationsLPw(userId); 14639 primeDomainVerificationsLPw(userId); 14640 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14641 scheduleWritePackageRestrictionsLocked(userId); 14642 } finally { 14643 Binder.restoreCallingIdentity(identity); 14644 } 14645 } 14646 } 14647 14648 @Override 14649 public int getPreferredActivities(List<IntentFilter> outFilters, 14650 List<ComponentName> outActivities, String packageName) { 14651 14652 int num = 0; 14653 final int userId = UserHandle.getCallingUserId(); 14654 // reader 14655 synchronized (mPackages) { 14656 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14657 if (pir != null) { 14658 final Iterator<PreferredActivity> it = pir.filterIterator(); 14659 while (it.hasNext()) { 14660 final PreferredActivity pa = it.next(); 14661 if (packageName == null 14662 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14663 && pa.mPref.mAlways)) { 14664 if (outFilters != null) { 14665 outFilters.add(new IntentFilter(pa)); 14666 } 14667 if (outActivities != null) { 14668 outActivities.add(pa.mPref.mComponent); 14669 } 14670 } 14671 } 14672 } 14673 } 14674 14675 return num; 14676 } 14677 14678 @Override 14679 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14680 int userId) { 14681 int callingUid = Binder.getCallingUid(); 14682 if (callingUid != Process.SYSTEM_UID) { 14683 throw new SecurityException( 14684 "addPersistentPreferredActivity can only be run by the system"); 14685 } 14686 if (filter.countActions() == 0) { 14687 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14688 return; 14689 } 14690 synchronized (mPackages) { 14691 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14692 ":"); 14693 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14694 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14695 new PersistentPreferredActivity(filter, activity)); 14696 scheduleWritePackageRestrictionsLocked(userId); 14697 } 14698 } 14699 14700 @Override 14701 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14702 int callingUid = Binder.getCallingUid(); 14703 if (callingUid != Process.SYSTEM_UID) { 14704 throw new SecurityException( 14705 "clearPackagePersistentPreferredActivities can only be run by the system"); 14706 } 14707 ArrayList<PersistentPreferredActivity> removed = null; 14708 boolean changed = false; 14709 synchronized (mPackages) { 14710 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14711 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14712 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14713 .valueAt(i); 14714 if (userId != thisUserId) { 14715 continue; 14716 } 14717 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14718 while (it.hasNext()) { 14719 PersistentPreferredActivity ppa = it.next(); 14720 // Mark entry for removal only if it matches the package name. 14721 if (ppa.mComponent.getPackageName().equals(packageName)) { 14722 if (removed == null) { 14723 removed = new ArrayList<PersistentPreferredActivity>(); 14724 } 14725 removed.add(ppa); 14726 } 14727 } 14728 if (removed != null) { 14729 for (int j=0; j<removed.size(); j++) { 14730 PersistentPreferredActivity ppa = removed.get(j); 14731 ppir.removeFilter(ppa); 14732 } 14733 changed = true; 14734 } 14735 } 14736 14737 if (changed) { 14738 scheduleWritePackageRestrictionsLocked(userId); 14739 } 14740 } 14741 } 14742 14743 /** 14744 * Common machinery for picking apart a restored XML blob and passing 14745 * it to a caller-supplied functor to be applied to the running system. 14746 */ 14747 private void restoreFromXml(XmlPullParser parser, int userId, 14748 String expectedStartTag, BlobXmlRestorer functor) 14749 throws IOException, XmlPullParserException { 14750 int type; 14751 while ((type = parser.next()) != XmlPullParser.START_TAG 14752 && type != XmlPullParser.END_DOCUMENT) { 14753 } 14754 if (type != XmlPullParser.START_TAG) { 14755 // oops didn't find a start tag?! 14756 if (DEBUG_BACKUP) { 14757 Slog.e(TAG, "Didn't find start tag during restore"); 14758 } 14759 return; 14760 } 14761 14762 // this is supposed to be TAG_PREFERRED_BACKUP 14763 if (!expectedStartTag.equals(parser.getName())) { 14764 if (DEBUG_BACKUP) { 14765 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14766 } 14767 return; 14768 } 14769 14770 // skip interfering stuff, then we're aligned with the backing implementation 14771 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14772 functor.apply(parser, userId); 14773 } 14774 14775 private interface BlobXmlRestorer { 14776 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14777 } 14778 14779 /** 14780 * Non-Binder method, support for the backup/restore mechanism: write the 14781 * full set of preferred activities in its canonical XML format. Returns the 14782 * XML output as a byte array, or null if there is none. 14783 */ 14784 @Override 14785 public byte[] getPreferredActivityBackup(int userId) { 14786 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14787 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14788 } 14789 14790 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14791 try { 14792 final XmlSerializer serializer = new FastXmlSerializer(); 14793 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14794 serializer.startDocument(null, true); 14795 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14796 14797 synchronized (mPackages) { 14798 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14799 } 14800 14801 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14802 serializer.endDocument(); 14803 serializer.flush(); 14804 } catch (Exception e) { 14805 if (DEBUG_BACKUP) { 14806 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14807 } 14808 return null; 14809 } 14810 14811 return dataStream.toByteArray(); 14812 } 14813 14814 @Override 14815 public void restorePreferredActivities(byte[] backup, int userId) { 14816 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14817 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14818 } 14819 14820 try { 14821 final XmlPullParser parser = Xml.newPullParser(); 14822 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14823 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14824 new BlobXmlRestorer() { 14825 @Override 14826 public void apply(XmlPullParser parser, int userId) 14827 throws XmlPullParserException, IOException { 14828 synchronized (mPackages) { 14829 mSettings.readPreferredActivitiesLPw(parser, userId); 14830 } 14831 } 14832 } ); 14833 } catch (Exception e) { 14834 if (DEBUG_BACKUP) { 14835 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14836 } 14837 } 14838 } 14839 14840 /** 14841 * Non-Binder method, support for the backup/restore mechanism: write the 14842 * default browser (etc) settings in its canonical XML format. Returns the default 14843 * browser XML representation as a byte array, or null if there is none. 14844 */ 14845 @Override 14846 public byte[] getDefaultAppsBackup(int userId) { 14847 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14848 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14849 } 14850 14851 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14852 try { 14853 final XmlSerializer serializer = new FastXmlSerializer(); 14854 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14855 serializer.startDocument(null, true); 14856 serializer.startTag(null, TAG_DEFAULT_APPS); 14857 14858 synchronized (mPackages) { 14859 mSettings.writeDefaultAppsLPr(serializer, userId); 14860 } 14861 14862 serializer.endTag(null, TAG_DEFAULT_APPS); 14863 serializer.endDocument(); 14864 serializer.flush(); 14865 } catch (Exception e) { 14866 if (DEBUG_BACKUP) { 14867 Slog.e(TAG, "Unable to write default apps for backup", e); 14868 } 14869 return null; 14870 } 14871 14872 return dataStream.toByteArray(); 14873 } 14874 14875 @Override 14876 public void restoreDefaultApps(byte[] backup, int userId) { 14877 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14878 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14879 } 14880 14881 try { 14882 final XmlPullParser parser = Xml.newPullParser(); 14883 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14884 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14885 new BlobXmlRestorer() { 14886 @Override 14887 public void apply(XmlPullParser parser, int userId) 14888 throws XmlPullParserException, IOException { 14889 synchronized (mPackages) { 14890 mSettings.readDefaultAppsLPw(parser, userId); 14891 } 14892 } 14893 } ); 14894 } catch (Exception e) { 14895 if (DEBUG_BACKUP) { 14896 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14897 } 14898 } 14899 } 14900 14901 @Override 14902 public byte[] getIntentFilterVerificationBackup(int userId) { 14903 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14904 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14905 } 14906 14907 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14908 try { 14909 final XmlSerializer serializer = new FastXmlSerializer(); 14910 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14911 serializer.startDocument(null, true); 14912 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14913 14914 synchronized (mPackages) { 14915 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14916 } 14917 14918 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14919 serializer.endDocument(); 14920 serializer.flush(); 14921 } catch (Exception e) { 14922 if (DEBUG_BACKUP) { 14923 Slog.e(TAG, "Unable to write default apps for backup", e); 14924 } 14925 return null; 14926 } 14927 14928 return dataStream.toByteArray(); 14929 } 14930 14931 @Override 14932 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14933 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14934 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14935 } 14936 14937 try { 14938 final XmlPullParser parser = Xml.newPullParser(); 14939 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14940 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14941 new BlobXmlRestorer() { 14942 @Override 14943 public void apply(XmlPullParser parser, int userId) 14944 throws XmlPullParserException, IOException { 14945 synchronized (mPackages) { 14946 mSettings.readAllDomainVerificationsLPr(parser, userId); 14947 mSettings.writeLPr(); 14948 } 14949 } 14950 } ); 14951 } catch (Exception e) { 14952 if (DEBUG_BACKUP) { 14953 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14954 } 14955 } 14956 } 14957 14958 @Override 14959 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14960 int sourceUserId, int targetUserId, int flags) { 14961 mContext.enforceCallingOrSelfPermission( 14962 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14963 int callingUid = Binder.getCallingUid(); 14964 enforceOwnerRights(ownerPackage, callingUid); 14965 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14966 if (intentFilter.countActions() == 0) { 14967 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14968 return; 14969 } 14970 synchronized (mPackages) { 14971 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14972 ownerPackage, targetUserId, flags); 14973 CrossProfileIntentResolver resolver = 14974 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14975 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14976 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14977 if (existing != null) { 14978 int size = existing.size(); 14979 for (int i = 0; i < size; i++) { 14980 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14981 return; 14982 } 14983 } 14984 } 14985 resolver.addFilter(newFilter); 14986 scheduleWritePackageRestrictionsLocked(sourceUserId); 14987 } 14988 } 14989 14990 @Override 14991 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14992 mContext.enforceCallingOrSelfPermission( 14993 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14994 int callingUid = Binder.getCallingUid(); 14995 enforceOwnerRights(ownerPackage, callingUid); 14996 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14997 synchronized (mPackages) { 14998 CrossProfileIntentResolver resolver = 14999 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15000 ArraySet<CrossProfileIntentFilter> set = 15001 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15002 for (CrossProfileIntentFilter filter : set) { 15003 if (filter.getOwnerPackage().equals(ownerPackage)) { 15004 resolver.removeFilter(filter); 15005 } 15006 } 15007 scheduleWritePackageRestrictionsLocked(sourceUserId); 15008 } 15009 } 15010 15011 // Enforcing that callingUid is owning pkg on userId 15012 private void enforceOwnerRights(String pkg, int callingUid) { 15013 // The system owns everything. 15014 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15015 return; 15016 } 15017 int callingUserId = UserHandle.getUserId(callingUid); 15018 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15019 if (pi == null) { 15020 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15021 + callingUserId); 15022 } 15023 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15024 throw new SecurityException("Calling uid " + callingUid 15025 + " does not own package " + pkg); 15026 } 15027 } 15028 15029 @Override 15030 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15031 Intent intent = new Intent(Intent.ACTION_MAIN); 15032 intent.addCategory(Intent.CATEGORY_HOME); 15033 15034 final int callingUserId = UserHandle.getCallingUserId(); 15035 List<ResolveInfo> list = queryIntentActivities(intent, null, 15036 PackageManager.GET_META_DATA, callingUserId); 15037 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15038 true, false, false, callingUserId); 15039 15040 allHomeCandidates.clear(); 15041 if (list != null) { 15042 for (ResolveInfo ri : list) { 15043 allHomeCandidates.add(ri); 15044 } 15045 } 15046 return (preferred == null || preferred.activityInfo == null) 15047 ? null 15048 : new ComponentName(preferred.activityInfo.packageName, 15049 preferred.activityInfo.name); 15050 } 15051 15052 @Override 15053 public void setApplicationEnabledSetting(String appPackageName, 15054 int newState, int flags, int userId, String callingPackage) { 15055 if (!sUserManager.exists(userId)) return; 15056 if (callingPackage == null) { 15057 callingPackage = Integer.toString(Binder.getCallingUid()); 15058 } 15059 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15060 } 15061 15062 @Override 15063 public void setComponentEnabledSetting(ComponentName componentName, 15064 int newState, int flags, int userId) { 15065 if (!sUserManager.exists(userId)) return; 15066 setEnabledSetting(componentName.getPackageName(), 15067 componentName.getClassName(), newState, flags, userId, null); 15068 } 15069 15070 private void setEnabledSetting(final String packageName, String className, int newState, 15071 final int flags, int userId, String callingPackage) { 15072 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15073 || newState == COMPONENT_ENABLED_STATE_ENABLED 15074 || newState == COMPONENT_ENABLED_STATE_DISABLED 15075 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15076 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15077 throw new IllegalArgumentException("Invalid new component state: " 15078 + newState); 15079 } 15080 PackageSetting pkgSetting; 15081 final int uid = Binder.getCallingUid(); 15082 final int permission = mContext.checkCallingOrSelfPermission( 15083 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15084 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15085 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15086 boolean sendNow = false; 15087 boolean isApp = (className == null); 15088 String componentName = isApp ? packageName : className; 15089 int packageUid = -1; 15090 ArrayList<String> components; 15091 15092 // writer 15093 synchronized (mPackages) { 15094 pkgSetting = mSettings.mPackages.get(packageName); 15095 if (pkgSetting == null) { 15096 if (className == null) { 15097 throw new IllegalArgumentException("Unknown package: " + packageName); 15098 } 15099 throw new IllegalArgumentException( 15100 "Unknown component: " + packageName + "/" + className); 15101 } 15102 // Allow root and verify that userId is not being specified by a different user 15103 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15104 throw new SecurityException( 15105 "Permission Denial: attempt to change component state from pid=" 15106 + Binder.getCallingPid() 15107 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15108 } 15109 if (className == null) { 15110 // We're dealing with an application/package level state change 15111 if (pkgSetting.getEnabled(userId) == newState) { 15112 // Nothing to do 15113 return; 15114 } 15115 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15116 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15117 // Don't care about who enables an app. 15118 callingPackage = null; 15119 } 15120 pkgSetting.setEnabled(newState, userId, callingPackage); 15121 // pkgSetting.pkg.mSetEnabled = newState; 15122 } else { 15123 // We're dealing with a component level state change 15124 // First, verify that this is a valid class name. 15125 PackageParser.Package pkg = pkgSetting.pkg; 15126 if (pkg == null || !pkg.hasComponentClassName(className)) { 15127 if (pkg != null && 15128 pkg.applicationInfo.targetSdkVersion >= 15129 Build.VERSION_CODES.JELLY_BEAN) { 15130 throw new IllegalArgumentException("Component class " + className 15131 + " does not exist in " + packageName); 15132 } else { 15133 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15134 + className + " does not exist in " + packageName); 15135 } 15136 } 15137 switch (newState) { 15138 case COMPONENT_ENABLED_STATE_ENABLED: 15139 if (!pkgSetting.enableComponentLPw(className, userId)) { 15140 return; 15141 } 15142 break; 15143 case COMPONENT_ENABLED_STATE_DISABLED: 15144 if (!pkgSetting.disableComponentLPw(className, userId)) { 15145 return; 15146 } 15147 break; 15148 case COMPONENT_ENABLED_STATE_DEFAULT: 15149 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15150 return; 15151 } 15152 break; 15153 default: 15154 Slog.e(TAG, "Invalid new component state: " + newState); 15155 return; 15156 } 15157 } 15158 scheduleWritePackageRestrictionsLocked(userId); 15159 components = mPendingBroadcasts.get(userId, packageName); 15160 final boolean newPackage = components == null; 15161 if (newPackage) { 15162 components = new ArrayList<String>(); 15163 } 15164 if (!components.contains(componentName)) { 15165 components.add(componentName); 15166 } 15167 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15168 sendNow = true; 15169 // Purge entry from pending broadcast list if another one exists already 15170 // since we are sending one right away. 15171 mPendingBroadcasts.remove(userId, packageName); 15172 } else { 15173 if (newPackage) { 15174 mPendingBroadcasts.put(userId, packageName, components); 15175 } 15176 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15177 // Schedule a message 15178 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15179 } 15180 } 15181 } 15182 15183 long callingId = Binder.clearCallingIdentity(); 15184 try { 15185 if (sendNow) { 15186 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15187 sendPackageChangedBroadcast(packageName, 15188 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15189 } 15190 } finally { 15191 Binder.restoreCallingIdentity(callingId); 15192 } 15193 } 15194 15195 private void sendPackageChangedBroadcast(String packageName, 15196 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15197 if (DEBUG_INSTALL) 15198 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15199 + componentNames); 15200 Bundle extras = new Bundle(4); 15201 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15202 String nameList[] = new String[componentNames.size()]; 15203 componentNames.toArray(nameList); 15204 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15205 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15206 extras.putInt(Intent.EXTRA_UID, packageUid); 15207 // If this is not reporting a change of the overall package, then only send it 15208 // to registered receivers. We don't want to launch a swath of apps for every 15209 // little component state change. 15210 final int flags = !componentNames.contains(packageName) 15211 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15212 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15213 new int[] {UserHandle.getUserId(packageUid)}); 15214 } 15215 15216 @Override 15217 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15218 if (!sUserManager.exists(userId)) return; 15219 final int uid = Binder.getCallingUid(); 15220 final int permission = mContext.checkCallingOrSelfPermission( 15221 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15222 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15223 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15224 // writer 15225 synchronized (mPackages) { 15226 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15227 allowedByPermission, uid, userId)) { 15228 scheduleWritePackageRestrictionsLocked(userId); 15229 } 15230 } 15231 } 15232 15233 @Override 15234 public String getInstallerPackageName(String packageName) { 15235 // reader 15236 synchronized (mPackages) { 15237 return mSettings.getInstallerPackageNameLPr(packageName); 15238 } 15239 } 15240 15241 @Override 15242 public int getApplicationEnabledSetting(String packageName, int userId) { 15243 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15244 int uid = Binder.getCallingUid(); 15245 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15246 // reader 15247 synchronized (mPackages) { 15248 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15249 } 15250 } 15251 15252 @Override 15253 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15254 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15255 int uid = Binder.getCallingUid(); 15256 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15257 // reader 15258 synchronized (mPackages) { 15259 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15260 } 15261 } 15262 15263 @Override 15264 public void enterSafeMode() { 15265 enforceSystemOrRoot("Only the system can request entering safe mode"); 15266 15267 if (!mSystemReady) { 15268 mSafeMode = true; 15269 } 15270 } 15271 15272 @Override 15273 public void systemReady() { 15274 mSystemReady = true; 15275 15276 // Read the compatibilty setting when the system is ready. 15277 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15278 mContext.getContentResolver(), 15279 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15280 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15281 if (DEBUG_SETTINGS) { 15282 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15283 } 15284 15285 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15286 15287 synchronized (mPackages) { 15288 // Verify that all of the preferred activity components actually 15289 // exist. It is possible for applications to be updated and at 15290 // that point remove a previously declared activity component that 15291 // had been set as a preferred activity. We try to clean this up 15292 // the next time we encounter that preferred activity, but it is 15293 // possible for the user flow to never be able to return to that 15294 // situation so here we do a sanity check to make sure we haven't 15295 // left any junk around. 15296 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15297 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15298 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15299 removed.clear(); 15300 for (PreferredActivity pa : pir.filterSet()) { 15301 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15302 removed.add(pa); 15303 } 15304 } 15305 if (removed.size() > 0) { 15306 for (int r=0; r<removed.size(); r++) { 15307 PreferredActivity pa = removed.get(r); 15308 Slog.w(TAG, "Removing dangling preferred activity: " 15309 + pa.mPref.mComponent); 15310 pir.removeFilter(pa); 15311 } 15312 mSettings.writePackageRestrictionsLPr( 15313 mSettings.mPreferredActivities.keyAt(i)); 15314 } 15315 } 15316 15317 for (int userId : UserManagerService.getInstance().getUserIds()) { 15318 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15319 grantPermissionsUserIds = ArrayUtils.appendInt( 15320 grantPermissionsUserIds, userId); 15321 } 15322 } 15323 } 15324 sUserManager.systemReady(); 15325 15326 // If we upgraded grant all default permissions before kicking off. 15327 for (int userId : grantPermissionsUserIds) { 15328 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15329 } 15330 15331 // Kick off any messages waiting for system ready 15332 if (mPostSystemReadyMessages != null) { 15333 for (Message msg : mPostSystemReadyMessages) { 15334 msg.sendToTarget(); 15335 } 15336 mPostSystemReadyMessages = null; 15337 } 15338 15339 // Watch for external volumes that come and go over time 15340 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15341 storage.registerListener(mStorageListener); 15342 15343 mInstallerService.systemReady(); 15344 mPackageDexOptimizer.systemReady(); 15345 15346 MountServiceInternal mountServiceInternal = LocalServices.getService( 15347 MountServiceInternal.class); 15348 mountServiceInternal.addExternalStoragePolicy( 15349 new MountServiceInternal.ExternalStorageMountPolicy() { 15350 @Override 15351 public int getMountMode(int uid, String packageName) { 15352 if (Process.isIsolated(uid)) { 15353 return Zygote.MOUNT_EXTERNAL_NONE; 15354 } 15355 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15356 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15357 } 15358 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15359 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15360 } 15361 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15362 return Zygote.MOUNT_EXTERNAL_READ; 15363 } 15364 return Zygote.MOUNT_EXTERNAL_WRITE; 15365 } 15366 15367 @Override 15368 public boolean hasExternalStorage(int uid, String packageName) { 15369 return true; 15370 } 15371 }); 15372 } 15373 15374 @Override 15375 public boolean isSafeMode() { 15376 return mSafeMode; 15377 } 15378 15379 @Override 15380 public boolean hasSystemUidErrors() { 15381 return mHasSystemUidErrors; 15382 } 15383 15384 static String arrayToString(int[] array) { 15385 StringBuffer buf = new StringBuffer(128); 15386 buf.append('['); 15387 if (array != null) { 15388 for (int i=0; i<array.length; i++) { 15389 if (i > 0) buf.append(", "); 15390 buf.append(array[i]); 15391 } 15392 } 15393 buf.append(']'); 15394 return buf.toString(); 15395 } 15396 15397 static class DumpState { 15398 public static final int DUMP_LIBS = 1 << 0; 15399 public static final int DUMP_FEATURES = 1 << 1; 15400 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15401 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15402 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15403 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15404 public static final int DUMP_PERMISSIONS = 1 << 6; 15405 public static final int DUMP_PACKAGES = 1 << 7; 15406 public static final int DUMP_SHARED_USERS = 1 << 8; 15407 public static final int DUMP_MESSAGES = 1 << 9; 15408 public static final int DUMP_PROVIDERS = 1 << 10; 15409 public static final int DUMP_VERIFIERS = 1 << 11; 15410 public static final int DUMP_PREFERRED = 1 << 12; 15411 public static final int DUMP_PREFERRED_XML = 1 << 13; 15412 public static final int DUMP_KEYSETS = 1 << 14; 15413 public static final int DUMP_VERSION = 1 << 15; 15414 public static final int DUMP_INSTALLS = 1 << 16; 15415 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15416 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15417 15418 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15419 15420 private int mTypes; 15421 15422 private int mOptions; 15423 15424 private boolean mTitlePrinted; 15425 15426 private SharedUserSetting mSharedUser; 15427 15428 public boolean isDumping(int type) { 15429 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15430 return true; 15431 } 15432 15433 return (mTypes & type) != 0; 15434 } 15435 15436 public void setDump(int type) { 15437 mTypes |= type; 15438 } 15439 15440 public boolean isOptionEnabled(int option) { 15441 return (mOptions & option) != 0; 15442 } 15443 15444 public void setOptionEnabled(int option) { 15445 mOptions |= option; 15446 } 15447 15448 public boolean onTitlePrinted() { 15449 final boolean printed = mTitlePrinted; 15450 mTitlePrinted = true; 15451 return printed; 15452 } 15453 15454 public boolean getTitlePrinted() { 15455 return mTitlePrinted; 15456 } 15457 15458 public void setTitlePrinted(boolean enabled) { 15459 mTitlePrinted = enabled; 15460 } 15461 15462 public SharedUserSetting getSharedUser() { 15463 return mSharedUser; 15464 } 15465 15466 public void setSharedUser(SharedUserSetting user) { 15467 mSharedUser = user; 15468 } 15469 } 15470 15471 @Override 15472 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15473 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15474 (new PackageManagerShellCommand(this)).exec( 15475 this, in, out, err, args, resultReceiver); 15476 } 15477 15478 @Override 15479 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15480 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15481 != PackageManager.PERMISSION_GRANTED) { 15482 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15483 + Binder.getCallingPid() 15484 + ", uid=" + Binder.getCallingUid() 15485 + " without permission " 15486 + android.Manifest.permission.DUMP); 15487 return; 15488 } 15489 15490 DumpState dumpState = new DumpState(); 15491 boolean fullPreferred = false; 15492 boolean checkin = false; 15493 15494 String packageName = null; 15495 ArraySet<String> permissionNames = null; 15496 15497 int opti = 0; 15498 while (opti < args.length) { 15499 String opt = args[opti]; 15500 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15501 break; 15502 } 15503 opti++; 15504 15505 if ("-a".equals(opt)) { 15506 // Right now we only know how to print all. 15507 } else if ("-h".equals(opt)) { 15508 pw.println("Package manager dump options:"); 15509 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15510 pw.println(" --checkin: dump for a checkin"); 15511 pw.println(" -f: print details of intent filters"); 15512 pw.println(" -h: print this help"); 15513 pw.println(" cmd may be one of:"); 15514 pw.println(" l[ibraries]: list known shared libraries"); 15515 pw.println(" f[eatures]: list device features"); 15516 pw.println(" k[eysets]: print known keysets"); 15517 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15518 pw.println(" perm[issions]: dump permissions"); 15519 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15520 pw.println(" pref[erred]: print preferred package settings"); 15521 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15522 pw.println(" prov[iders]: dump content providers"); 15523 pw.println(" p[ackages]: dump installed packages"); 15524 pw.println(" s[hared-users]: dump shared user IDs"); 15525 pw.println(" m[essages]: print collected runtime messages"); 15526 pw.println(" v[erifiers]: print package verifier info"); 15527 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15528 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15529 pw.println(" version: print database version info"); 15530 pw.println(" write: write current settings now"); 15531 pw.println(" installs: details about install sessions"); 15532 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15533 pw.println(" <package.name>: info about given package"); 15534 return; 15535 } else if ("--checkin".equals(opt)) { 15536 checkin = true; 15537 } else if ("-f".equals(opt)) { 15538 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15539 } else { 15540 pw.println("Unknown argument: " + opt + "; use -h for help"); 15541 } 15542 } 15543 15544 // Is the caller requesting to dump a particular piece of data? 15545 if (opti < args.length) { 15546 String cmd = args[opti]; 15547 opti++; 15548 // Is this a package name? 15549 if ("android".equals(cmd) || cmd.contains(".")) { 15550 packageName = cmd; 15551 // When dumping a single package, we always dump all of its 15552 // filter information since the amount of data will be reasonable. 15553 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15554 } else if ("check-permission".equals(cmd)) { 15555 if (opti >= args.length) { 15556 pw.println("Error: check-permission missing permission argument"); 15557 return; 15558 } 15559 String perm = args[opti]; 15560 opti++; 15561 if (opti >= args.length) { 15562 pw.println("Error: check-permission missing package argument"); 15563 return; 15564 } 15565 String pkg = args[opti]; 15566 opti++; 15567 int user = UserHandle.getUserId(Binder.getCallingUid()); 15568 if (opti < args.length) { 15569 try { 15570 user = Integer.parseInt(args[opti]); 15571 } catch (NumberFormatException e) { 15572 pw.println("Error: check-permission user argument is not a number: " 15573 + args[opti]); 15574 return; 15575 } 15576 } 15577 pw.println(checkPermission(perm, pkg, user)); 15578 return; 15579 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15580 dumpState.setDump(DumpState.DUMP_LIBS); 15581 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15582 dumpState.setDump(DumpState.DUMP_FEATURES); 15583 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15584 if (opti >= args.length) { 15585 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15586 | DumpState.DUMP_SERVICE_RESOLVERS 15587 | DumpState.DUMP_RECEIVER_RESOLVERS 15588 | DumpState.DUMP_CONTENT_RESOLVERS); 15589 } else { 15590 while (opti < args.length) { 15591 String name = args[opti]; 15592 if ("a".equals(name) || "activity".equals(name)) { 15593 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15594 } else if ("s".equals(name) || "service".equals(name)) { 15595 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15596 } else if ("r".equals(name) || "receiver".equals(name)) { 15597 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15598 } else if ("c".equals(name) || "content".equals(name)) { 15599 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15600 } else { 15601 pw.println("Error: unknown resolver table type: " + name); 15602 return; 15603 } 15604 opti++; 15605 } 15606 } 15607 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15608 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15609 } else if ("permission".equals(cmd)) { 15610 if (opti >= args.length) { 15611 pw.println("Error: permission requires permission name"); 15612 return; 15613 } 15614 permissionNames = new ArraySet<>(); 15615 while (opti < args.length) { 15616 permissionNames.add(args[opti]); 15617 opti++; 15618 } 15619 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15620 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15621 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15622 dumpState.setDump(DumpState.DUMP_PREFERRED); 15623 } else if ("preferred-xml".equals(cmd)) { 15624 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15625 if (opti < args.length && "--full".equals(args[opti])) { 15626 fullPreferred = true; 15627 opti++; 15628 } 15629 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15630 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15631 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15632 dumpState.setDump(DumpState.DUMP_PACKAGES); 15633 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15634 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15635 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15636 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15637 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15638 dumpState.setDump(DumpState.DUMP_MESSAGES); 15639 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15640 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15641 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15642 || "intent-filter-verifiers".equals(cmd)) { 15643 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15644 } else if ("version".equals(cmd)) { 15645 dumpState.setDump(DumpState.DUMP_VERSION); 15646 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15647 dumpState.setDump(DumpState.DUMP_KEYSETS); 15648 } else if ("installs".equals(cmd)) { 15649 dumpState.setDump(DumpState.DUMP_INSTALLS); 15650 } else if ("write".equals(cmd)) { 15651 synchronized (mPackages) { 15652 mSettings.writeLPr(); 15653 pw.println("Settings written."); 15654 return; 15655 } 15656 } 15657 } 15658 15659 if (checkin) { 15660 pw.println("vers,1"); 15661 } 15662 15663 // reader 15664 synchronized (mPackages) { 15665 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15666 if (!checkin) { 15667 if (dumpState.onTitlePrinted()) 15668 pw.println(); 15669 pw.println("Database versions:"); 15670 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15671 } 15672 } 15673 15674 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15675 if (!checkin) { 15676 if (dumpState.onTitlePrinted()) 15677 pw.println(); 15678 pw.println("Verifiers:"); 15679 pw.print(" Required: "); 15680 pw.print(mRequiredVerifierPackage); 15681 pw.print(" (uid="); 15682 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15683 pw.println(")"); 15684 } else if (mRequiredVerifierPackage != null) { 15685 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15686 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15687 } 15688 } 15689 15690 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15691 packageName == null) { 15692 if (mIntentFilterVerifierComponent != null) { 15693 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15694 if (!checkin) { 15695 if (dumpState.onTitlePrinted()) 15696 pw.println(); 15697 pw.println("Intent Filter Verifier:"); 15698 pw.print(" Using: "); 15699 pw.print(verifierPackageName); 15700 pw.print(" (uid="); 15701 pw.print(getPackageUid(verifierPackageName, 0)); 15702 pw.println(")"); 15703 } else if (verifierPackageName != null) { 15704 pw.print("ifv,"); pw.print(verifierPackageName); 15705 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15706 } 15707 } else { 15708 pw.println(); 15709 pw.println("No Intent Filter Verifier available!"); 15710 } 15711 } 15712 15713 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15714 boolean printedHeader = false; 15715 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15716 while (it.hasNext()) { 15717 String name = it.next(); 15718 SharedLibraryEntry ent = mSharedLibraries.get(name); 15719 if (!checkin) { 15720 if (!printedHeader) { 15721 if (dumpState.onTitlePrinted()) 15722 pw.println(); 15723 pw.println("Libraries:"); 15724 printedHeader = true; 15725 } 15726 pw.print(" "); 15727 } else { 15728 pw.print("lib,"); 15729 } 15730 pw.print(name); 15731 if (!checkin) { 15732 pw.print(" -> "); 15733 } 15734 if (ent.path != null) { 15735 if (!checkin) { 15736 pw.print("(jar) "); 15737 pw.print(ent.path); 15738 } else { 15739 pw.print(",jar,"); 15740 pw.print(ent.path); 15741 } 15742 } else { 15743 if (!checkin) { 15744 pw.print("(apk) "); 15745 pw.print(ent.apk); 15746 } else { 15747 pw.print(",apk,"); 15748 pw.print(ent.apk); 15749 } 15750 } 15751 pw.println(); 15752 } 15753 } 15754 15755 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15756 if (dumpState.onTitlePrinted()) 15757 pw.println(); 15758 if (!checkin) { 15759 pw.println("Features:"); 15760 } 15761 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15762 while (it.hasNext()) { 15763 String name = it.next(); 15764 if (!checkin) { 15765 pw.print(" "); 15766 } else { 15767 pw.print("feat,"); 15768 } 15769 pw.println(name); 15770 } 15771 } 15772 15773 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15774 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15775 : "Activity Resolver Table:", " ", packageName, 15776 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15777 dumpState.setTitlePrinted(true); 15778 } 15779 } 15780 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15781 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15782 : "Receiver Resolver Table:", " ", packageName, 15783 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15784 dumpState.setTitlePrinted(true); 15785 } 15786 } 15787 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15788 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15789 : "Service Resolver Table:", " ", packageName, 15790 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15791 dumpState.setTitlePrinted(true); 15792 } 15793 } 15794 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15795 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15796 : "Provider Resolver Table:", " ", packageName, 15797 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15798 dumpState.setTitlePrinted(true); 15799 } 15800 } 15801 15802 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15803 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15804 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15805 int user = mSettings.mPreferredActivities.keyAt(i); 15806 if (pir.dump(pw, 15807 dumpState.getTitlePrinted() 15808 ? "\nPreferred Activities User " + user + ":" 15809 : "Preferred Activities User " + user + ":", " ", 15810 packageName, true, false)) { 15811 dumpState.setTitlePrinted(true); 15812 } 15813 } 15814 } 15815 15816 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15817 pw.flush(); 15818 FileOutputStream fout = new FileOutputStream(fd); 15819 BufferedOutputStream str = new BufferedOutputStream(fout); 15820 XmlSerializer serializer = new FastXmlSerializer(); 15821 try { 15822 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15823 serializer.startDocument(null, true); 15824 serializer.setFeature( 15825 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15826 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15827 serializer.endDocument(); 15828 serializer.flush(); 15829 } catch (IllegalArgumentException e) { 15830 pw.println("Failed writing: " + e); 15831 } catch (IllegalStateException e) { 15832 pw.println("Failed writing: " + e); 15833 } catch (IOException e) { 15834 pw.println("Failed writing: " + e); 15835 } 15836 } 15837 15838 if (!checkin 15839 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15840 && packageName == null) { 15841 pw.println(); 15842 int count = mSettings.mPackages.size(); 15843 if (count == 0) { 15844 pw.println("No applications!"); 15845 pw.println(); 15846 } else { 15847 final String prefix = " "; 15848 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15849 if (allPackageSettings.size() == 0) { 15850 pw.println("No domain preferred apps!"); 15851 pw.println(); 15852 } else { 15853 pw.println("App verification status:"); 15854 pw.println(); 15855 count = 0; 15856 for (PackageSetting ps : allPackageSettings) { 15857 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15858 if (ivi == null || ivi.getPackageName() == null) continue; 15859 pw.println(prefix + "Package: " + ivi.getPackageName()); 15860 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15861 pw.println(prefix + "Status: " + ivi.getStatusString()); 15862 pw.println(); 15863 count++; 15864 } 15865 if (count == 0) { 15866 pw.println(prefix + "No app verification established."); 15867 pw.println(); 15868 } 15869 for (int userId : sUserManager.getUserIds()) { 15870 pw.println("App linkages for user " + userId + ":"); 15871 pw.println(); 15872 count = 0; 15873 for (PackageSetting ps : allPackageSettings) { 15874 final long status = ps.getDomainVerificationStatusForUser(userId); 15875 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15876 continue; 15877 } 15878 pw.println(prefix + "Package: " + ps.name); 15879 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15880 String statusStr = IntentFilterVerificationInfo. 15881 getStatusStringFromValue(status); 15882 pw.println(prefix + "Status: " + statusStr); 15883 pw.println(); 15884 count++; 15885 } 15886 if (count == 0) { 15887 pw.println(prefix + "No configured app linkages."); 15888 pw.println(); 15889 } 15890 } 15891 } 15892 } 15893 } 15894 15895 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15896 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15897 if (packageName == null && permissionNames == null) { 15898 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15899 if (iperm == 0) { 15900 if (dumpState.onTitlePrinted()) 15901 pw.println(); 15902 pw.println("AppOp Permissions:"); 15903 } 15904 pw.print(" AppOp Permission "); 15905 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15906 pw.println(":"); 15907 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15908 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15909 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15910 } 15911 } 15912 } 15913 } 15914 15915 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15916 boolean printedSomething = false; 15917 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15918 if (packageName != null && !packageName.equals(p.info.packageName)) { 15919 continue; 15920 } 15921 if (!printedSomething) { 15922 if (dumpState.onTitlePrinted()) 15923 pw.println(); 15924 pw.println("Registered ContentProviders:"); 15925 printedSomething = true; 15926 } 15927 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15928 pw.print(" "); pw.println(p.toString()); 15929 } 15930 printedSomething = false; 15931 for (Map.Entry<String, PackageParser.Provider> entry : 15932 mProvidersByAuthority.entrySet()) { 15933 PackageParser.Provider p = entry.getValue(); 15934 if (packageName != null && !packageName.equals(p.info.packageName)) { 15935 continue; 15936 } 15937 if (!printedSomething) { 15938 if (dumpState.onTitlePrinted()) 15939 pw.println(); 15940 pw.println("ContentProvider Authorities:"); 15941 printedSomething = true; 15942 } 15943 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15944 pw.print(" "); pw.println(p.toString()); 15945 if (p.info != null && p.info.applicationInfo != null) { 15946 final String appInfo = p.info.applicationInfo.toString(); 15947 pw.print(" applicationInfo="); pw.println(appInfo); 15948 } 15949 } 15950 } 15951 15952 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15953 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15954 } 15955 15956 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15957 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15958 } 15959 15960 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15961 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15962 } 15963 15964 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15965 // XXX should handle packageName != null by dumping only install data that 15966 // the given package is involved with. 15967 if (dumpState.onTitlePrinted()) pw.println(); 15968 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15969 } 15970 15971 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15972 if (dumpState.onTitlePrinted()) pw.println(); 15973 mSettings.dumpReadMessagesLPr(pw, dumpState); 15974 15975 pw.println(); 15976 pw.println("Package warning messages:"); 15977 BufferedReader in = null; 15978 String line = null; 15979 try { 15980 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15981 while ((line = in.readLine()) != null) { 15982 if (line.contains("ignored: updated version")) continue; 15983 pw.println(line); 15984 } 15985 } catch (IOException ignored) { 15986 } finally { 15987 IoUtils.closeQuietly(in); 15988 } 15989 } 15990 15991 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15992 BufferedReader in = null; 15993 String line = null; 15994 try { 15995 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15996 while ((line = in.readLine()) != null) { 15997 if (line.contains("ignored: updated version")) continue; 15998 pw.print("msg,"); 15999 pw.println(line); 16000 } 16001 } catch (IOException ignored) { 16002 } finally { 16003 IoUtils.closeQuietly(in); 16004 } 16005 } 16006 } 16007 } 16008 16009 private String dumpDomainString(String packageName) { 16010 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16011 List<IntentFilter> filters = getAllIntentFilters(packageName); 16012 16013 ArraySet<String> result = new ArraySet<>(); 16014 if (iviList.size() > 0) { 16015 for (IntentFilterVerificationInfo ivi : iviList) { 16016 for (String host : ivi.getDomains()) { 16017 result.add(host); 16018 } 16019 } 16020 } 16021 if (filters != null && filters.size() > 0) { 16022 for (IntentFilter filter : filters) { 16023 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16024 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16025 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16026 result.addAll(filter.getHostsList()); 16027 } 16028 } 16029 } 16030 16031 StringBuilder sb = new StringBuilder(result.size() * 16); 16032 for (String domain : result) { 16033 if (sb.length() > 0) sb.append(" "); 16034 sb.append(domain); 16035 } 16036 return sb.toString(); 16037 } 16038 16039 // ------- apps on sdcard specific code ------- 16040 static final boolean DEBUG_SD_INSTALL = false; 16041 16042 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16043 16044 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16045 16046 private boolean mMediaMounted = false; 16047 16048 static String getEncryptKey() { 16049 try { 16050 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16051 SD_ENCRYPTION_KEYSTORE_NAME); 16052 if (sdEncKey == null) { 16053 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16054 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16055 if (sdEncKey == null) { 16056 Slog.e(TAG, "Failed to create encryption keys"); 16057 return null; 16058 } 16059 } 16060 return sdEncKey; 16061 } catch (NoSuchAlgorithmException nsae) { 16062 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16063 return null; 16064 } catch (IOException ioe) { 16065 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16066 return null; 16067 } 16068 } 16069 16070 /* 16071 * Update media status on PackageManager. 16072 */ 16073 @Override 16074 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16075 int callingUid = Binder.getCallingUid(); 16076 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16077 throw new SecurityException("Media status can only be updated by the system"); 16078 } 16079 // reader; this apparently protects mMediaMounted, but should probably 16080 // be a different lock in that case. 16081 synchronized (mPackages) { 16082 Log.i(TAG, "Updating external media status from " 16083 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16084 + (mediaStatus ? "mounted" : "unmounted")); 16085 if (DEBUG_SD_INSTALL) 16086 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16087 + ", mMediaMounted=" + mMediaMounted); 16088 if (mediaStatus == mMediaMounted) { 16089 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16090 : 0, -1); 16091 mHandler.sendMessage(msg); 16092 return; 16093 } 16094 mMediaMounted = mediaStatus; 16095 } 16096 // Queue up an async operation since the package installation may take a 16097 // little while. 16098 mHandler.post(new Runnable() { 16099 public void run() { 16100 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16101 } 16102 }); 16103 } 16104 16105 /** 16106 * Called by MountService when the initial ASECs to scan are available. 16107 * Should block until all the ASEC containers are finished being scanned. 16108 */ 16109 public void scanAvailableAsecs() { 16110 updateExternalMediaStatusInner(true, false, false); 16111 if (mShouldRestoreconData) { 16112 SELinuxMMAC.setRestoreconDone(); 16113 mShouldRestoreconData = false; 16114 } 16115 } 16116 16117 /* 16118 * Collect information of applications on external media, map them against 16119 * existing containers and update information based on current mount status. 16120 * Please note that we always have to report status if reportStatus has been 16121 * set to true especially when unloading packages. 16122 */ 16123 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16124 boolean externalStorage) { 16125 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16126 int[] uidArr = EmptyArray.INT; 16127 16128 final String[] list = PackageHelper.getSecureContainerList(); 16129 if (ArrayUtils.isEmpty(list)) { 16130 Log.i(TAG, "No secure containers found"); 16131 } else { 16132 // Process list of secure containers and categorize them 16133 // as active or stale based on their package internal state. 16134 16135 // reader 16136 synchronized (mPackages) { 16137 for (String cid : list) { 16138 // Leave stages untouched for now; installer service owns them 16139 if (PackageInstallerService.isStageName(cid)) continue; 16140 16141 if (DEBUG_SD_INSTALL) 16142 Log.i(TAG, "Processing container " + cid); 16143 String pkgName = getAsecPackageName(cid); 16144 if (pkgName == null) { 16145 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16146 continue; 16147 } 16148 if (DEBUG_SD_INSTALL) 16149 Log.i(TAG, "Looking for pkg : " + pkgName); 16150 16151 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16152 if (ps == null) { 16153 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16154 continue; 16155 } 16156 16157 /* 16158 * Skip packages that are not external if we're unmounting 16159 * external storage. 16160 */ 16161 if (externalStorage && !isMounted && !isExternal(ps)) { 16162 continue; 16163 } 16164 16165 final AsecInstallArgs args = new AsecInstallArgs(cid, 16166 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16167 // The package status is changed only if the code path 16168 // matches between settings and the container id. 16169 if (ps.codePathString != null 16170 && ps.codePathString.startsWith(args.getCodePath())) { 16171 if (DEBUG_SD_INSTALL) { 16172 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16173 + " at code path: " + ps.codePathString); 16174 } 16175 16176 // We do have a valid package installed on sdcard 16177 processCids.put(args, ps.codePathString); 16178 final int uid = ps.appId; 16179 if (uid != -1) { 16180 uidArr = ArrayUtils.appendInt(uidArr, uid); 16181 } 16182 } else { 16183 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16184 + ps.codePathString); 16185 } 16186 } 16187 } 16188 16189 Arrays.sort(uidArr); 16190 } 16191 16192 // Process packages with valid entries. 16193 if (isMounted) { 16194 if (DEBUG_SD_INSTALL) 16195 Log.i(TAG, "Loading packages"); 16196 loadMediaPackages(processCids, uidArr, externalStorage); 16197 startCleaningPackages(); 16198 mInstallerService.onSecureContainersAvailable(); 16199 } else { 16200 if (DEBUG_SD_INSTALL) 16201 Log.i(TAG, "Unloading packages"); 16202 unloadMediaPackages(processCids, uidArr, reportStatus); 16203 } 16204 } 16205 16206 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16207 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16208 final int size = infos.size(); 16209 final String[] packageNames = new String[size]; 16210 final int[] packageUids = new int[size]; 16211 for (int i = 0; i < size; i++) { 16212 final ApplicationInfo info = infos.get(i); 16213 packageNames[i] = info.packageName; 16214 packageUids[i] = info.uid; 16215 } 16216 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16217 finishedReceiver); 16218 } 16219 16220 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16221 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16222 sendResourcesChangedBroadcast(mediaStatus, replacing, 16223 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16224 } 16225 16226 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16227 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16228 int size = pkgList.length; 16229 if (size > 0) { 16230 // Send broadcasts here 16231 Bundle extras = new Bundle(); 16232 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16233 if (uidArr != null) { 16234 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16235 } 16236 if (replacing) { 16237 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16238 } 16239 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16240 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16241 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16242 } 16243 } 16244 16245 /* 16246 * Look at potentially valid container ids from processCids If package 16247 * information doesn't match the one on record or package scanning fails, 16248 * the cid is added to list of removeCids. We currently don't delete stale 16249 * containers. 16250 */ 16251 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16252 boolean externalStorage) { 16253 ArrayList<String> pkgList = new ArrayList<String>(); 16254 Set<AsecInstallArgs> keys = processCids.keySet(); 16255 16256 for (AsecInstallArgs args : keys) { 16257 String codePath = processCids.get(args); 16258 if (DEBUG_SD_INSTALL) 16259 Log.i(TAG, "Loading container : " + args.cid); 16260 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16261 try { 16262 // Make sure there are no container errors first. 16263 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16264 Slog.e(TAG, "Failed to mount cid : " + args.cid 16265 + " when installing from sdcard"); 16266 continue; 16267 } 16268 // Check code path here. 16269 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16270 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16271 + " does not match one in settings " + codePath); 16272 continue; 16273 } 16274 // Parse package 16275 int parseFlags = mDefParseFlags; 16276 if (args.isExternalAsec()) { 16277 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16278 } 16279 if (args.isFwdLocked()) { 16280 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16281 } 16282 16283 synchronized (mInstallLock) { 16284 PackageParser.Package pkg = null; 16285 try { 16286 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16287 } catch (PackageManagerException e) { 16288 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16289 } 16290 // Scan the package 16291 if (pkg != null) { 16292 /* 16293 * TODO why is the lock being held? doPostInstall is 16294 * called in other places without the lock. This needs 16295 * to be straightened out. 16296 */ 16297 // writer 16298 synchronized (mPackages) { 16299 retCode = PackageManager.INSTALL_SUCCEEDED; 16300 pkgList.add(pkg.packageName); 16301 // Post process args 16302 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16303 pkg.applicationInfo.uid); 16304 } 16305 } else { 16306 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16307 } 16308 } 16309 16310 } finally { 16311 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16312 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16313 } 16314 } 16315 } 16316 // writer 16317 synchronized (mPackages) { 16318 // If the platform SDK has changed since the last time we booted, 16319 // we need to re-grant app permission to catch any new ones that 16320 // appear. This is really a hack, and means that apps can in some 16321 // cases get permissions that the user didn't initially explicitly 16322 // allow... it would be nice to have some better way to handle 16323 // this situation. 16324 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16325 : mSettings.getInternalVersion(); 16326 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16327 : StorageManager.UUID_PRIVATE_INTERNAL; 16328 16329 int updateFlags = UPDATE_PERMISSIONS_ALL; 16330 if (ver.sdkVersion != mSdkVersion) { 16331 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16332 + mSdkVersion + "; regranting permissions for external"); 16333 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16334 } 16335 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16336 16337 // Yay, everything is now upgraded 16338 ver.forceCurrent(); 16339 16340 // can downgrade to reader 16341 // Persist settings 16342 mSettings.writeLPr(); 16343 } 16344 // Send a broadcast to let everyone know we are done processing 16345 if (pkgList.size() > 0) { 16346 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16347 } 16348 } 16349 16350 /* 16351 * Utility method to unload a list of specified containers 16352 */ 16353 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16354 // Just unmount all valid containers. 16355 for (AsecInstallArgs arg : cidArgs) { 16356 synchronized (mInstallLock) { 16357 arg.doPostDeleteLI(false); 16358 } 16359 } 16360 } 16361 16362 /* 16363 * Unload packages mounted on external media. This involves deleting package 16364 * data from internal structures, sending broadcasts about diabled packages, 16365 * gc'ing to free up references, unmounting all secure containers 16366 * corresponding to packages on external media, and posting a 16367 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16368 * that we always have to post this message if status has been requested no 16369 * matter what. 16370 */ 16371 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16372 final boolean reportStatus) { 16373 if (DEBUG_SD_INSTALL) 16374 Log.i(TAG, "unloading media packages"); 16375 ArrayList<String> pkgList = new ArrayList<String>(); 16376 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16377 final Set<AsecInstallArgs> keys = processCids.keySet(); 16378 for (AsecInstallArgs args : keys) { 16379 String pkgName = args.getPackageName(); 16380 if (DEBUG_SD_INSTALL) 16381 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16382 // Delete package internally 16383 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16384 synchronized (mInstallLock) { 16385 boolean res = deletePackageLI(pkgName, null, false, null, null, 16386 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16387 if (res) { 16388 pkgList.add(pkgName); 16389 } else { 16390 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16391 failedList.add(args); 16392 } 16393 } 16394 } 16395 16396 // reader 16397 synchronized (mPackages) { 16398 // We didn't update the settings after removing each package; 16399 // write them now for all packages. 16400 mSettings.writeLPr(); 16401 } 16402 16403 // We have to absolutely send UPDATED_MEDIA_STATUS only 16404 // after confirming that all the receivers processed the ordered 16405 // broadcast when packages get disabled, force a gc to clean things up. 16406 // and unload all the containers. 16407 if (pkgList.size() > 0) { 16408 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16409 new IIntentReceiver.Stub() { 16410 public void performReceive(Intent intent, int resultCode, String data, 16411 Bundle extras, boolean ordered, boolean sticky, 16412 int sendingUser) throws RemoteException { 16413 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16414 reportStatus ? 1 : 0, 1, keys); 16415 mHandler.sendMessage(msg); 16416 } 16417 }); 16418 } else { 16419 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16420 keys); 16421 mHandler.sendMessage(msg); 16422 } 16423 } 16424 16425 private void loadPrivatePackages(final VolumeInfo vol) { 16426 mHandler.post(new Runnable() { 16427 @Override 16428 public void run() { 16429 loadPrivatePackagesInner(vol); 16430 } 16431 }); 16432 } 16433 16434 private void loadPrivatePackagesInner(VolumeInfo vol) { 16435 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16436 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16437 16438 final VersionInfo ver; 16439 final List<PackageSetting> packages; 16440 synchronized (mPackages) { 16441 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16442 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16443 } 16444 16445 for (PackageSetting ps : packages) { 16446 synchronized (mInstallLock) { 16447 final PackageParser.Package pkg; 16448 try { 16449 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16450 loaded.add(pkg.applicationInfo); 16451 } catch (PackageManagerException e) { 16452 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16453 } 16454 16455 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16456 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16457 } 16458 } 16459 } 16460 16461 synchronized (mPackages) { 16462 int updateFlags = UPDATE_PERMISSIONS_ALL; 16463 if (ver.sdkVersion != mSdkVersion) { 16464 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16465 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16466 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16467 } 16468 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16469 16470 // Yay, everything is now upgraded 16471 ver.forceCurrent(); 16472 16473 mSettings.writeLPr(); 16474 } 16475 16476 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16477 sendResourcesChangedBroadcast(true, false, loaded, null); 16478 } 16479 16480 private void unloadPrivatePackages(final VolumeInfo vol) { 16481 mHandler.post(new Runnable() { 16482 @Override 16483 public void run() { 16484 unloadPrivatePackagesInner(vol); 16485 } 16486 }); 16487 } 16488 16489 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16490 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16491 synchronized (mInstallLock) { 16492 synchronized (mPackages) { 16493 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16494 for (PackageSetting ps : packages) { 16495 if (ps.pkg == null) continue; 16496 16497 final ApplicationInfo info = ps.pkg.applicationInfo; 16498 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16499 if (deletePackageLI(ps.name, null, false, null, null, 16500 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16501 unloaded.add(info); 16502 } else { 16503 Slog.w(TAG, "Failed to unload " + ps.codePath); 16504 } 16505 } 16506 16507 mSettings.writeLPr(); 16508 } 16509 } 16510 16511 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16512 sendResourcesChangedBroadcast(false, false, unloaded, null); 16513 } 16514 16515 /** 16516 * Examine all users present on given mounted volume, and destroy data 16517 * belonging to users that are no longer valid, or whose user ID has been 16518 * recycled. 16519 */ 16520 private void reconcileUsers(String volumeUuid) { 16521 final File[] files = FileUtils 16522 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16523 for (File file : files) { 16524 if (!file.isDirectory()) continue; 16525 16526 final int userId; 16527 final UserInfo info; 16528 try { 16529 userId = Integer.parseInt(file.getName()); 16530 info = sUserManager.getUserInfo(userId); 16531 } catch (NumberFormatException e) { 16532 Slog.w(TAG, "Invalid user directory " + file); 16533 continue; 16534 } 16535 16536 boolean destroyUser = false; 16537 if (info == null) { 16538 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16539 + " because no matching user was found"); 16540 destroyUser = true; 16541 } else { 16542 try { 16543 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16544 } catch (IOException e) { 16545 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16546 + " because we failed to enforce serial number: " + e); 16547 destroyUser = true; 16548 } 16549 } 16550 16551 if (destroyUser) { 16552 synchronized (mInstallLock) { 16553 mInstaller.removeUserDataDirs(volumeUuid, userId); 16554 } 16555 } 16556 } 16557 16558 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16559 final UserManager um = mContext.getSystemService(UserManager.class); 16560 for (UserInfo user : um.getUsers()) { 16561 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16562 if (userDir.exists()) continue; 16563 16564 try { 16565 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16566 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16567 } catch (IOException e) { 16568 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16569 } 16570 } 16571 } 16572 16573 /** 16574 * Examine all apps present on given mounted volume, and destroy apps that 16575 * aren't expected, either due to uninstallation or reinstallation on 16576 * another volume. 16577 */ 16578 private void reconcileApps(String volumeUuid) { 16579 final File[] files = FileUtils 16580 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16581 for (File file : files) { 16582 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16583 && !PackageInstallerService.isStageName(file.getName()); 16584 if (!isPackage) { 16585 // Ignore entries which are not packages 16586 continue; 16587 } 16588 16589 boolean destroyApp = false; 16590 String packageName = null; 16591 try { 16592 final PackageLite pkg = PackageParser.parsePackageLite(file, 16593 PackageParser.PARSE_MUST_BE_APK); 16594 packageName = pkg.packageName; 16595 16596 synchronized (mPackages) { 16597 final PackageSetting ps = mSettings.mPackages.get(packageName); 16598 if (ps == null) { 16599 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16600 + volumeUuid + " because we found no install record"); 16601 destroyApp = true; 16602 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16603 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16604 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16605 destroyApp = true; 16606 } 16607 } 16608 16609 } catch (PackageParserException e) { 16610 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16611 destroyApp = true; 16612 } 16613 16614 if (destroyApp) { 16615 synchronized (mInstallLock) { 16616 if (packageName != null) { 16617 removeDataDirsLI(volumeUuid, packageName); 16618 } 16619 if (file.isDirectory()) { 16620 mInstaller.rmPackageDir(file.getAbsolutePath()); 16621 } else { 16622 file.delete(); 16623 } 16624 } 16625 } 16626 } 16627 } 16628 16629 private void unfreezePackage(String packageName) { 16630 synchronized (mPackages) { 16631 final PackageSetting ps = mSettings.mPackages.get(packageName); 16632 if (ps != null) { 16633 ps.frozen = false; 16634 } 16635 } 16636 } 16637 16638 @Override 16639 public int movePackage(final String packageName, final String volumeUuid) { 16640 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16641 16642 final int moveId = mNextMoveId.getAndIncrement(); 16643 mHandler.post(new Runnable() { 16644 @Override 16645 public void run() { 16646 try { 16647 movePackageInternal(packageName, volumeUuid, moveId); 16648 } catch (PackageManagerException e) { 16649 Slog.w(TAG, "Failed to move " + packageName, e); 16650 mMoveCallbacks.notifyStatusChanged(moveId, 16651 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16652 } 16653 } 16654 }); 16655 return moveId; 16656 } 16657 16658 private void movePackageInternal(final String packageName, final String volumeUuid, 16659 final int moveId) throws PackageManagerException { 16660 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16661 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16662 final PackageManager pm = mContext.getPackageManager(); 16663 16664 final boolean currentAsec; 16665 final String currentVolumeUuid; 16666 final File codeFile; 16667 final String installerPackageName; 16668 final String packageAbiOverride; 16669 final int appId; 16670 final String seinfo; 16671 final String label; 16672 16673 // reader 16674 synchronized (mPackages) { 16675 final PackageParser.Package pkg = mPackages.get(packageName); 16676 final PackageSetting ps = mSettings.mPackages.get(packageName); 16677 if (pkg == null || ps == null) { 16678 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16679 } 16680 16681 if (pkg.applicationInfo.isSystemApp()) { 16682 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16683 "Cannot move system application"); 16684 } 16685 16686 if (pkg.applicationInfo.isExternalAsec()) { 16687 currentAsec = true; 16688 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16689 } else if (pkg.applicationInfo.isForwardLocked()) { 16690 currentAsec = true; 16691 currentVolumeUuid = "forward_locked"; 16692 } else { 16693 currentAsec = false; 16694 currentVolumeUuid = ps.volumeUuid; 16695 16696 final File probe = new File(pkg.codePath); 16697 final File probeOat = new File(probe, "oat"); 16698 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16699 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16700 "Move only supported for modern cluster style installs"); 16701 } 16702 } 16703 16704 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16705 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16706 "Package already moved to " + volumeUuid); 16707 } 16708 16709 if (ps.frozen) { 16710 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16711 "Failed to move already frozen package"); 16712 } 16713 ps.frozen = true; 16714 16715 codeFile = new File(pkg.codePath); 16716 installerPackageName = ps.installerPackageName; 16717 packageAbiOverride = ps.cpuAbiOverrideString; 16718 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16719 seinfo = pkg.applicationInfo.seinfo; 16720 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16721 } 16722 16723 // Now that we're guarded by frozen state, kill app during move 16724 final long token = Binder.clearCallingIdentity(); 16725 try { 16726 killApplication(packageName, appId, "move pkg"); 16727 } finally { 16728 Binder.restoreCallingIdentity(token); 16729 } 16730 16731 final Bundle extras = new Bundle(); 16732 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16733 extras.putString(Intent.EXTRA_TITLE, label); 16734 mMoveCallbacks.notifyCreated(moveId, extras); 16735 16736 int installFlags; 16737 final boolean moveCompleteApp; 16738 final File measurePath; 16739 16740 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16741 installFlags = INSTALL_INTERNAL; 16742 moveCompleteApp = !currentAsec; 16743 measurePath = Environment.getDataAppDirectory(volumeUuid); 16744 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16745 installFlags = INSTALL_EXTERNAL; 16746 moveCompleteApp = false; 16747 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16748 } else { 16749 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16750 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16751 || !volume.isMountedWritable()) { 16752 unfreezePackage(packageName); 16753 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16754 "Move location not mounted private volume"); 16755 } 16756 16757 Preconditions.checkState(!currentAsec); 16758 16759 installFlags = INSTALL_INTERNAL; 16760 moveCompleteApp = true; 16761 measurePath = Environment.getDataAppDirectory(volumeUuid); 16762 } 16763 16764 final PackageStats stats = new PackageStats(null, -1); 16765 synchronized (mInstaller) { 16766 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16767 unfreezePackage(packageName); 16768 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16769 "Failed to measure package size"); 16770 } 16771 } 16772 16773 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16774 + stats.dataSize); 16775 16776 final long startFreeBytes = measurePath.getFreeSpace(); 16777 final long sizeBytes; 16778 if (moveCompleteApp) { 16779 sizeBytes = stats.codeSize + stats.dataSize; 16780 } else { 16781 sizeBytes = stats.codeSize; 16782 } 16783 16784 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16785 unfreezePackage(packageName); 16786 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16787 "Not enough free space to move"); 16788 } 16789 16790 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16791 16792 final CountDownLatch installedLatch = new CountDownLatch(1); 16793 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16794 @Override 16795 public void onUserActionRequired(Intent intent) throws RemoteException { 16796 throw new IllegalStateException(); 16797 } 16798 16799 @Override 16800 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16801 Bundle extras) throws RemoteException { 16802 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16803 + PackageManager.installStatusToString(returnCode, msg)); 16804 16805 installedLatch.countDown(); 16806 16807 // Regardless of success or failure of the move operation, 16808 // always unfreeze the package 16809 unfreezePackage(packageName); 16810 16811 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16812 switch (status) { 16813 case PackageInstaller.STATUS_SUCCESS: 16814 mMoveCallbacks.notifyStatusChanged(moveId, 16815 PackageManager.MOVE_SUCCEEDED); 16816 break; 16817 case PackageInstaller.STATUS_FAILURE_STORAGE: 16818 mMoveCallbacks.notifyStatusChanged(moveId, 16819 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16820 break; 16821 default: 16822 mMoveCallbacks.notifyStatusChanged(moveId, 16823 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16824 break; 16825 } 16826 } 16827 }; 16828 16829 final MoveInfo move; 16830 if (moveCompleteApp) { 16831 // Kick off a thread to report progress estimates 16832 new Thread() { 16833 @Override 16834 public void run() { 16835 while (true) { 16836 try { 16837 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16838 break; 16839 } 16840 } catch (InterruptedException ignored) { 16841 } 16842 16843 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16844 final int progress = 10 + (int) MathUtils.constrain( 16845 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16846 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16847 } 16848 } 16849 }.start(); 16850 16851 final String dataAppName = codeFile.getName(); 16852 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16853 dataAppName, appId, seinfo); 16854 } else { 16855 move = null; 16856 } 16857 16858 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16859 16860 final Message msg = mHandler.obtainMessage(INIT_COPY); 16861 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16862 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16863 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16864 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16865 msg.obj = params; 16866 16867 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16868 System.identityHashCode(msg.obj)); 16869 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16870 System.identityHashCode(msg.obj)); 16871 16872 mHandler.sendMessage(msg); 16873 } 16874 16875 @Override 16876 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16877 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16878 16879 final int realMoveId = mNextMoveId.getAndIncrement(); 16880 final Bundle extras = new Bundle(); 16881 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16882 mMoveCallbacks.notifyCreated(realMoveId, extras); 16883 16884 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16885 @Override 16886 public void onCreated(int moveId, Bundle extras) { 16887 // Ignored 16888 } 16889 16890 @Override 16891 public void onStatusChanged(int moveId, int status, long estMillis) { 16892 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16893 } 16894 }; 16895 16896 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16897 storage.setPrimaryStorageUuid(volumeUuid, callback); 16898 return realMoveId; 16899 } 16900 16901 @Override 16902 public int getMoveStatus(int moveId) { 16903 mContext.enforceCallingOrSelfPermission( 16904 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16905 return mMoveCallbacks.mLastStatus.get(moveId); 16906 } 16907 16908 @Override 16909 public void registerMoveCallback(IPackageMoveObserver callback) { 16910 mContext.enforceCallingOrSelfPermission( 16911 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16912 mMoveCallbacks.register(callback); 16913 } 16914 16915 @Override 16916 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16917 mContext.enforceCallingOrSelfPermission( 16918 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16919 mMoveCallbacks.unregister(callback); 16920 } 16921 16922 @Override 16923 public boolean setInstallLocation(int loc) { 16924 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16925 null); 16926 if (getInstallLocation() == loc) { 16927 return true; 16928 } 16929 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16930 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16931 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16932 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16933 return true; 16934 } 16935 return false; 16936 } 16937 16938 @Override 16939 public int getInstallLocation() { 16940 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16941 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16942 PackageHelper.APP_INSTALL_AUTO); 16943 } 16944 16945 /** Called by UserManagerService */ 16946 void cleanUpUser(UserManagerService userManager, int userHandle) { 16947 synchronized (mPackages) { 16948 mDirtyUsers.remove(userHandle); 16949 mUserNeedsBadging.delete(userHandle); 16950 mSettings.removeUserLPw(userHandle); 16951 mPendingBroadcasts.remove(userHandle); 16952 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 16953 } 16954 synchronized (mInstallLock) { 16955 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16956 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16957 final String volumeUuid = vol.getFsUuid(); 16958 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16959 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16960 } 16961 synchronized (mPackages) { 16962 removeUnusedPackagesLILPw(userManager, userHandle); 16963 } 16964 } 16965 } 16966 16967 /** 16968 * We're removing userHandle and would like to remove any downloaded packages 16969 * that are no longer in use by any other user. 16970 * @param userHandle the user being removed 16971 */ 16972 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16973 final boolean DEBUG_CLEAN_APKS = false; 16974 int [] users = userManager.getUserIds(); 16975 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16976 while (psit.hasNext()) { 16977 PackageSetting ps = psit.next(); 16978 if (ps.pkg == null) { 16979 continue; 16980 } 16981 final String packageName = ps.pkg.packageName; 16982 // Skip over if system app 16983 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16984 continue; 16985 } 16986 if (DEBUG_CLEAN_APKS) { 16987 Slog.i(TAG, "Checking package " + packageName); 16988 } 16989 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 16990 if (keep) { 16991 if (DEBUG_CLEAN_APKS) { 16992 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 16993 } 16994 } else { 16995 for (int i = 0; i < users.length; i++) { 16996 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16997 keep = true; 16998 if (DEBUG_CLEAN_APKS) { 16999 Slog.i(TAG, " Keeping package " + packageName + " for user " 17000 + users[i]); 17001 } 17002 break; 17003 } 17004 } 17005 } 17006 if (!keep) { 17007 if (DEBUG_CLEAN_APKS) { 17008 Slog.i(TAG, " Removing package " + packageName); 17009 } 17010 mHandler.post(new Runnable() { 17011 public void run() { 17012 deletePackageX(packageName, userHandle, 0); 17013 } //end run 17014 }); 17015 } 17016 } 17017 } 17018 17019 /** Called by UserManagerService */ 17020 void createNewUser(int userHandle) { 17021 synchronized (mInstallLock) { 17022 mInstaller.createUserConfig(userHandle); 17023 mSettings.createNewUserLI(this, mInstaller, userHandle); 17024 } 17025 synchronized (mPackages) { 17026 applyFactoryDefaultBrowserLPw(userHandle); 17027 primeDomainVerificationsLPw(userHandle); 17028 } 17029 } 17030 17031 void newUserCreated(final int userHandle) { 17032 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17033 // If permission review for legacy apps is required, we represent 17034 // dagerous permissions for such apps as always granted runtime 17035 // permissions to keep per user flag state whether review is needed. 17036 // Hence, if a new user is added we have to propagate dangerous 17037 // permission grants for these legacy apps. 17038 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17039 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17040 | UPDATE_PERMISSIONS_REPLACE_ALL); 17041 } 17042 } 17043 17044 @Override 17045 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17046 mContext.enforceCallingOrSelfPermission( 17047 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17048 "Only package verification agents can read the verifier device identity"); 17049 17050 synchronized (mPackages) { 17051 return mSettings.getVerifierDeviceIdentityLPw(); 17052 } 17053 } 17054 17055 @Override 17056 public void setPermissionEnforced(String permission, boolean enforced) { 17057 // TODO: Now that we no longer change GID for storage, this should to away. 17058 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17059 "setPermissionEnforced"); 17060 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17061 synchronized (mPackages) { 17062 if (mSettings.mReadExternalStorageEnforced == null 17063 || mSettings.mReadExternalStorageEnforced != enforced) { 17064 mSettings.mReadExternalStorageEnforced = enforced; 17065 mSettings.writeLPr(); 17066 } 17067 } 17068 // kill any non-foreground processes so we restart them and 17069 // grant/revoke the GID. 17070 final IActivityManager am = ActivityManagerNative.getDefault(); 17071 if (am != null) { 17072 final long token = Binder.clearCallingIdentity(); 17073 try { 17074 am.killProcessesBelowForeground("setPermissionEnforcement"); 17075 } catch (RemoteException e) { 17076 } finally { 17077 Binder.restoreCallingIdentity(token); 17078 } 17079 } 17080 } else { 17081 throw new IllegalArgumentException("No selective enforcement for " + permission); 17082 } 17083 } 17084 17085 @Override 17086 @Deprecated 17087 public boolean isPermissionEnforced(String permission) { 17088 return true; 17089 } 17090 17091 @Override 17092 public boolean isStorageLow() { 17093 final long token = Binder.clearCallingIdentity(); 17094 try { 17095 final DeviceStorageMonitorInternal 17096 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17097 if (dsm != null) { 17098 return dsm.isMemoryLow(); 17099 } else { 17100 return false; 17101 } 17102 } finally { 17103 Binder.restoreCallingIdentity(token); 17104 } 17105 } 17106 17107 @Override 17108 public IPackageInstaller getPackageInstaller() { 17109 return mInstallerService; 17110 } 17111 17112 private boolean userNeedsBadging(int userId) { 17113 int index = mUserNeedsBadging.indexOfKey(userId); 17114 if (index < 0) { 17115 final UserInfo userInfo; 17116 final long token = Binder.clearCallingIdentity(); 17117 try { 17118 userInfo = sUserManager.getUserInfo(userId); 17119 } finally { 17120 Binder.restoreCallingIdentity(token); 17121 } 17122 final boolean b; 17123 if (userInfo != null && userInfo.isManagedProfile()) { 17124 b = true; 17125 } else { 17126 b = false; 17127 } 17128 mUserNeedsBadging.put(userId, b); 17129 return b; 17130 } 17131 return mUserNeedsBadging.valueAt(index); 17132 } 17133 17134 @Override 17135 public KeySet getKeySetByAlias(String packageName, String alias) { 17136 if (packageName == null || alias == null) { 17137 return null; 17138 } 17139 synchronized(mPackages) { 17140 final PackageParser.Package pkg = mPackages.get(packageName); 17141 if (pkg == null) { 17142 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17143 throw new IllegalArgumentException("Unknown package: " + packageName); 17144 } 17145 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17146 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17147 } 17148 } 17149 17150 @Override 17151 public KeySet getSigningKeySet(String packageName) { 17152 if (packageName == null) { 17153 return null; 17154 } 17155 synchronized(mPackages) { 17156 final PackageParser.Package pkg = mPackages.get(packageName); 17157 if (pkg == null) { 17158 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17159 throw new IllegalArgumentException("Unknown package: " + packageName); 17160 } 17161 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17162 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17163 throw new SecurityException("May not access signing KeySet of other apps."); 17164 } 17165 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17166 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17167 } 17168 } 17169 17170 @Override 17171 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17172 if (packageName == null || ks == null) { 17173 return false; 17174 } 17175 synchronized(mPackages) { 17176 final PackageParser.Package pkg = mPackages.get(packageName); 17177 if (pkg == null) { 17178 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17179 throw new IllegalArgumentException("Unknown package: " + packageName); 17180 } 17181 IBinder ksh = ks.getToken(); 17182 if (ksh instanceof KeySetHandle) { 17183 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17184 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17185 } 17186 return false; 17187 } 17188 } 17189 17190 @Override 17191 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17192 if (packageName == null || ks == null) { 17193 return false; 17194 } 17195 synchronized(mPackages) { 17196 final PackageParser.Package pkg = mPackages.get(packageName); 17197 if (pkg == null) { 17198 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 17199 throw new IllegalArgumentException("Unknown package: " + packageName); 17200 } 17201 IBinder ksh = ks.getToken(); 17202 if (ksh instanceof KeySetHandle) { 17203 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17204 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17205 } 17206 return false; 17207 } 17208 } 17209 17210 private void deletePackageIfUnusedLPr(final String packageName) { 17211 PackageSetting ps = mSettings.mPackages.get(packageName); 17212 if (ps == null) { 17213 return; 17214 } 17215 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17216 // TODO Implement atomic delete if package is unused 17217 // It is currently possible that the package will be deleted even if it is installed 17218 // after this method returns. 17219 mHandler.post(new Runnable() { 17220 public void run() { 17221 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17222 } 17223 }); 17224 } 17225 } 17226 17227 /** 17228 * Check and throw if the given before/after packages would be considered a 17229 * downgrade. 17230 */ 17231 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17232 throws PackageManagerException { 17233 if (after.versionCode < before.mVersionCode) { 17234 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17235 "Update version code " + after.versionCode + " is older than current " 17236 + before.mVersionCode); 17237 } else if (after.versionCode == before.mVersionCode) { 17238 if (after.baseRevisionCode < before.baseRevisionCode) { 17239 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17240 "Update base revision code " + after.baseRevisionCode 17241 + " is older than current " + before.baseRevisionCode); 17242 } 17243 17244 if (!ArrayUtils.isEmpty(after.splitNames)) { 17245 for (int i = 0; i < after.splitNames.length; i++) { 17246 final String splitName = after.splitNames[i]; 17247 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17248 if (j != -1) { 17249 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17250 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17251 "Update split " + splitName + " revision code " 17252 + after.splitRevisionCodes[i] + " is older than current " 17253 + before.splitRevisionCodes[j]); 17254 } 17255 } 17256 } 17257 } 17258 } 17259 } 17260 17261 private static class MoveCallbacks extends Handler { 17262 private static final int MSG_CREATED = 1; 17263 private static final int MSG_STATUS_CHANGED = 2; 17264 17265 private final RemoteCallbackList<IPackageMoveObserver> 17266 mCallbacks = new RemoteCallbackList<>(); 17267 17268 private final SparseIntArray mLastStatus = new SparseIntArray(); 17269 17270 public MoveCallbacks(Looper looper) { 17271 super(looper); 17272 } 17273 17274 public void register(IPackageMoveObserver callback) { 17275 mCallbacks.register(callback); 17276 } 17277 17278 public void unregister(IPackageMoveObserver callback) { 17279 mCallbacks.unregister(callback); 17280 } 17281 17282 @Override 17283 public void handleMessage(Message msg) { 17284 final SomeArgs args = (SomeArgs) msg.obj; 17285 final int n = mCallbacks.beginBroadcast(); 17286 for (int i = 0; i < n; i++) { 17287 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17288 try { 17289 invokeCallback(callback, msg.what, args); 17290 } catch (RemoteException ignored) { 17291 } 17292 } 17293 mCallbacks.finishBroadcast(); 17294 args.recycle(); 17295 } 17296 17297 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17298 throws RemoteException { 17299 switch (what) { 17300 case MSG_CREATED: { 17301 callback.onCreated(args.argi1, (Bundle) args.arg2); 17302 break; 17303 } 17304 case MSG_STATUS_CHANGED: { 17305 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17306 break; 17307 } 17308 } 17309 } 17310 17311 private void notifyCreated(int moveId, Bundle extras) { 17312 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17313 17314 final SomeArgs args = SomeArgs.obtain(); 17315 args.argi1 = moveId; 17316 args.arg2 = extras; 17317 obtainMessage(MSG_CREATED, args).sendToTarget(); 17318 } 17319 17320 private void notifyStatusChanged(int moveId, int status) { 17321 notifyStatusChanged(moveId, status, -1); 17322 } 17323 17324 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17325 Slog.v(TAG, "Move " + moveId + " status " + status); 17326 17327 final SomeArgs args = SomeArgs.obtain(); 17328 args.argi1 = moveId; 17329 args.argi2 = status; 17330 args.arg3 = estMillis; 17331 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17332 17333 synchronized (mLastStatus) { 17334 mLastStatus.put(moveId, status); 17335 } 17336 } 17337 } 17338 17339 private final static class OnPermissionChangeListeners extends Handler { 17340 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17341 17342 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17343 new RemoteCallbackList<>(); 17344 17345 public OnPermissionChangeListeners(Looper looper) { 17346 super(looper); 17347 } 17348 17349 @Override 17350 public void handleMessage(Message msg) { 17351 switch (msg.what) { 17352 case MSG_ON_PERMISSIONS_CHANGED: { 17353 final int uid = msg.arg1; 17354 handleOnPermissionsChanged(uid); 17355 } break; 17356 } 17357 } 17358 17359 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17360 mPermissionListeners.register(listener); 17361 17362 } 17363 17364 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17365 mPermissionListeners.unregister(listener); 17366 } 17367 17368 public void onPermissionsChanged(int uid) { 17369 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17370 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17371 } 17372 } 17373 17374 private void handleOnPermissionsChanged(int uid) { 17375 final int count = mPermissionListeners.beginBroadcast(); 17376 try { 17377 for (int i = 0; i < count; i++) { 17378 IOnPermissionsChangeListener callback = mPermissionListeners 17379 .getBroadcastItem(i); 17380 try { 17381 callback.onPermissionsChanged(uid); 17382 } catch (RemoteException e) { 17383 Log.e(TAG, "Permission listener is dead", e); 17384 } 17385 } 17386 } finally { 17387 mPermissionListeners.finishBroadcast(); 17388 } 17389 } 17390 } 17391 17392 private class PackageManagerInternalImpl extends PackageManagerInternal { 17393 @Override 17394 public void setLocationPackagesProvider(PackagesProvider provider) { 17395 synchronized (mPackages) { 17396 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17397 } 17398 } 17399 17400 @Override 17401 public void setImePackagesProvider(PackagesProvider provider) { 17402 synchronized (mPackages) { 17403 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17404 } 17405 } 17406 17407 @Override 17408 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17409 synchronized (mPackages) { 17410 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17411 } 17412 } 17413 17414 @Override 17415 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17416 synchronized (mPackages) { 17417 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17418 } 17419 } 17420 17421 @Override 17422 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17423 synchronized (mPackages) { 17424 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17425 } 17426 } 17427 17428 @Override 17429 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17430 synchronized (mPackages) { 17431 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17432 } 17433 } 17434 17435 @Override 17436 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17437 synchronized (mPackages) { 17438 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17439 } 17440 } 17441 17442 @Override 17443 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17444 synchronized (mPackages) { 17445 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17446 packageName, userId); 17447 } 17448 } 17449 17450 @Override 17451 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17452 synchronized (mPackages) { 17453 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17454 packageName, userId); 17455 } 17456 } 17457 17458 @Override 17459 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17460 synchronized (mPackages) { 17461 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17462 packageName, userId); 17463 } 17464 } 17465 17466 @Override 17467 public void setKeepUninstalledPackages(final List<String> packageList) { 17468 Preconditions.checkNotNull(packageList); 17469 List<String> removedFromList = null; 17470 synchronized (mPackages) { 17471 if (mKeepUninstalledPackages != null) { 17472 final int packagesCount = mKeepUninstalledPackages.size(); 17473 for (int i = 0; i < packagesCount; i++) { 17474 String oldPackage = mKeepUninstalledPackages.get(i); 17475 if (packageList != null && packageList.contains(oldPackage)) { 17476 continue; 17477 } 17478 if (removedFromList == null) { 17479 removedFromList = new ArrayList<>(); 17480 } 17481 removedFromList.add(oldPackage); 17482 } 17483 } 17484 mKeepUninstalledPackages = new ArrayList<>(packageList); 17485 if (removedFromList != null) { 17486 final int removedCount = removedFromList.size(); 17487 for (int i = 0; i < removedCount; i++) { 17488 deletePackageIfUnusedLPr(removedFromList.get(i)); 17489 } 17490 } 17491 } 17492 } 17493 17494 @Override 17495 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17496 synchronized (mPackages) { 17497 // If we do not support permission review, done. 17498 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17499 return false; 17500 } 17501 17502 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17503 if (packageSetting == null) { 17504 return false; 17505 } 17506 17507 // Permission review applies only to apps not supporting the new permission model. 17508 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17509 return false; 17510 } 17511 17512 // Legacy apps have the permission and get user consent on launch. 17513 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17514 return permissionsState.isPermissionReviewRequired(userId); 17515 } 17516 } 17517 } 17518 17519 @Override 17520 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17521 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17522 synchronized (mPackages) { 17523 final long identity = Binder.clearCallingIdentity(); 17524 try { 17525 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17526 packageNames, userId); 17527 } finally { 17528 Binder.restoreCallingIdentity(identity); 17529 } 17530 } 17531 } 17532 17533 private static void enforceSystemOrPhoneCaller(String tag) { 17534 int callingUid = Binder.getCallingUid(); 17535 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17536 throw new SecurityException( 17537 "Cannot call " + tag + " from UID " + callingUid); 17538 } 17539 } 17540} 17541